1 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4 * cselib.c (n_useless_values): Document handling of debug locs.
5 (n_useless_debug_values, n_debug_values): New variables.
6 (new_elt_loc_list): Don't add to debug values, keep count.
7 (promote_debug_loc): New.
8 (cselib_reset_table): Zero new variables.
9 (entry_and_rtx_equal_p): Promote debug locs.
10 (discard_useless_locs): Increment n_useless_debug_values for
12 (remove_useless_values): Adjust n_useless_values and n_debug_values
13 with n_useless_debug_values.
14 (add_mem_for_addr): Promote debug locs.
15 (cselib_lookup_mem): Likewise.
16 (cselib_lookup_addr): Renamed to...
17 (cselib_lookup_addr_1): ... this. Promote debug locs.
19 (cselib_log_lookup): ... this. Turn into...
20 (cselib_lookup_addr): ... new wrapper.
21 (cselib_lookup_from_insn): New.
22 (cselib_invalidate_regno): Increment n_useless_debug_values for
24 (cselib_invalidate_mem): Likewise.
25 (cselib_process_insn): Take n_deleted and n_debug_values into
26 account to guard remove_useless_value call.
27 (cselib_finish): Zero n_useless_debug_values.
28 * cselib.h (cselib_lookup_from_insn): Declare.
29 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
30 (sched_analyze_2): Likewise.
32 2010-03-30 Jakub Jelinek <jakub@redhat.com>
34 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
36 (adjust_mems): Replace narrowing SUBREG of expression containing
37 just PLUS, MINUS, MULT and ASHIFT of registers and constants
38 with operations in the narrower mode.
41 * var-tracking.c (dataflow_set_clear_at_call): Invalidate
42 just regs_invalidated_by_call instead all call_used_reg_set
45 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
48 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
49 pointer comparisons with types_compatible_p.
50 * tree-vect-stmts.c (vectorizable_call): Same.
51 (vectorizable_condition): Same.
53 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
55 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
56 stack check if the mask would be zero.
58 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
59 Jack Howarth <howarth@bromo.med.uc.edu>
61 * tree-profile.c (tree_init_ic_make_global_vars): Make static
64 2010-03-30 Joseph Myers <joseph@codesourcery.com>
67 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
69 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
70 Include ___unordxf2 and ___unordtf2.
71 * config/i386/libgcc-glibc.ver: Do not define inheritance from
74 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
76 * config/lm32/t-lm32: New file.
77 * config.gcc: Use the above file when targetting lm32.
79 2010-03-28 Duncan Sands <baldrick@free.fr>
81 * Makefile.in (PLUGIN_HEADERS): Add except.h.
83 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
86 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
87 Improve vectorization cost model diagnostic.
89 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
92 * tree-vect-data-refs.c (vect_analyze_data_refs): When
93 compute_data_dependences_for_loop returns false, early exit
94 and output an extra diagnostic for the failed data reference
97 2010-03-29 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/43560
100 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
102 (can_sm_ref_p): Treat stores to readonly locations as
105 2010-03-29 Jie Zhang <jie@codesourcery.com>
108 * toplev.c (process_options): Set optimization_default_node
109 and optimization_current_node.
110 * opts.c (decode_options): Don't set optimization_default_node
111 and optimization_current_node.
113 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
115 * config/rtems.h: Abandon -qrtems_debug.
117 2010-03-28 Jan Hubicka <jh@suse.cz>
119 PR tree-optimization/43505
120 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
121 map should not be copied.
123 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
126 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
127 cdtors, set DECL_PRESERVE_P.
128 * ipa.c (cgraph_externally_visible_p): Return true if declaration
131 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
133 PR tree-optimization/43528
134 * stor-layout.c (place_field): Check that constant fits into
135 unsigned HWI when skipping calculation of MS bitfield layout.
137 2010-03-27 Jan Hubicka <jh@suse.cz>
140 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
141 notice_global_symbol work.
143 2010-03-27 Jakub Jelinek <jakub@redhat.com>
145 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
146 instead of dwarf2out_decl.
147 (struct var_loc_node): Remove section_label field.
148 (dwarf2out_function_decl): New function.
149 (dwarf2out_var_location): Don't set section_label field.
150 (dwarf2out_begin_function): Don't empty decl_loc_table here.
152 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
154 PR tree-optimization/43544
155 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
156 First argument for builtin vectorized function hook is now a
157 tree to be able to distinguish between machine specific and
159 * targhooks.c (default_builtin_vectorized_function): Ditto.
160 * targhooks.h (default_builtin_vectorized_function): Ditto.
161 * target.h (struct gcc_target): Ditto.
162 * tree-vect-stmts.c (vectorizable_function): Ditto.
163 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
164 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
167 2010-03-26 Joseph Myers <joseph@codesourcery.com>
170 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
171 nested binding iff it is a FUNCTION_DECL.
172 (store_parm_decls_newstyle): Pass nested=true to bind for
173 FUNCTION_DECLs amongst parameters.
175 2010-03-26 Jakub Jelinek <jakub@redhat.com>
177 * var-tracking.c (vt_expand_loc_callback): Don't run
178 cselib_expand_value_rtx_cb in dummy mode if
179 cselib_dummy_expand_value_rtx_cb returned false.
181 * var-tracking.c (emit_note_insn_var_location): For one part
182 notes with offset 0, don't add EXPR_LIST around the location.
183 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
184 add_location_or_const_value_attribute): Adjust for that change.
187 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
188 into first operand and location into second.
189 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
190 dw_cfi_oprnd_loc for DW_CFA_expression.
191 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
192 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
193 assume first argument is regnum and second argument is location.
195 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
198 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
199 of scratch register to DImode. Split to DImode comparison operator.
200 Use SImode subreg of scratch register in the multiplication.
201 (*cmp_sadd_sidi): Ditto.
202 (*cmp_ssub_si): Ditto.
203 (*cmp_ssub_sidi): Ditto.
205 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
209 Remove invalid assert and wrong comment.
211 2010-03-26 Jakub Jelinek <jakub@redhat.com>
214 * flags.h (final_insns_dump_p): New extern.
215 * final.c (final_insns_dump_p): New variable.
216 (rest_of_clean_state): Set it before -fdump-final-insns=
217 dumping, clear afterwards.
218 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
219 MEM_ALIAS_SET on MEMs.
221 2010-03-26 David S. Miller <davem@davemloft.net>
223 * configure.ac: Fix sparc GOTDATA_OP bug check.
224 * configure: Rebuild.
226 2010-03-26 Alan Modra <amodra@gmail.com>
228 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
230 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
232 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
233 TLS_SECTION_ASM_FLAG.
235 2010-03-25 Jakub Jelinek <jakub@redhat.com>
238 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
239 Clear first_function_block_is_cold.
242 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
243 argument if the argument is truth_value_p.
245 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
247 * config/rs6000/constraints.md: Update copyright year for my changes.
250 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
251 used in reg+reg addressing, swap registers.
253 2010-03-24 Jakub Jelinek <jakub@redhat.com>
256 * target.h (struct gcc_target): Add code_end hook.
257 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
259 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
260 * toplev.c (compile_file): Call targetm.asm_out.code_end
261 hook before unwind info/debug info output.
262 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
263 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
264 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
265 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
266 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
267 * config/i386/i386.c (ix86_file_end): Renamed to...
268 (ix86_code_end): ... this. Make static. Don't call
269 file_end_indicate_exec_stack. Emit unwind info using
270 final_start_function/final_end_function.
271 (darwin_x86_file_end): Remove.
272 (TARGET_ASM_CODE_END): Define.
273 * config/i386/i386.h (TARGET_ASM_FILE_END,
274 NEED_INDICATE_EXEC_STACK): Don't define.
275 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
276 (TARGET_ASM_FILE_END): Define to darwin_file_end.
277 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
278 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
281 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
282 at the beginning and final_end_function at the end.
283 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
285 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
288 and Sun as TLS syntax.
289 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
290 * configure: Regenerate.
291 * config.in: Regenerate.
292 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
293 (default_elf_asm_named_section): Use it.
294 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
295 (i386_output_dwarf_dtprel): Likewise.
296 (output_addr_const_extra): Likewise.
297 (output_pic_addr_const): Lowercase @GOTTPOFF.
298 (output_addr_const_extra): Likewise.
299 (output_pic_addr_const): Lowercase @GOTNTPOFF.
300 (output_addr_const_extra): Likewise.
301 (output_pic_addr_const): Lowercase @INDNTPOFF.
302 (output_addr_const_extra): Likewise.
303 (output_pic_addr_const): Lowercase @NTPOFF.
304 (output_addr_const_extra): Likewise.
305 (output_pic_addr_const): Lowercase @TPOFF.
306 (output_addr_const_extra): Likewise.
307 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
308 (*tls_global_dynamic_64): Likewise.
309 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
310 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
312 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
313 (ASM_OUTPUT_TLS_COMMON): Use it.
314 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
317 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
318 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
319 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
320 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
321 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
322 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
324 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
326 * config/i386/i386.c (override_options): Don't accept
327 -mtls-dialect=sun any longer.
328 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
329 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
330 (*tls_local_dynamic_base_32_sun): Likewise.
331 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
333 2010-03-24 Jakub Jelinek <jakub@redhat.com>
336 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
337 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
340 * ira.c (adjust_cleared_regs): New function.
341 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
345 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
347 * expr.c (expand_expr_real): Restore previous
348 curr_insn_source_location and curr_insn_block after
349 expand_expr_real_1 call.
350 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
351 instead of expand_expr_real_1.
353 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
355 PR rtl-optimization/43413
356 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
359 2010-03-22 James E. Wilson <wilson@codesourcery.com>
362 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
363 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
365 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
367 * config/i386/i386.c (ix86_target_string): Add -mfma.
368 Fix a typo in comment.
370 2010-03-22 Mike Stump <mikestump@comcast.net>
373 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
374 Don't overly align based upon packed packed fields.
376 2010-03-22 Jason Merrill <jason@redhat.com>
378 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
379 Use () rather than [], and move before the element type.
381 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
383 * doc/configfiles.texi (Configuration Files): Removed
384 fixinc/Makefile*, intl/Makefile.*.
385 * doc/makefile.texi: Fixed markup. Abstract from version
387 (Makefile): Removed obsolete gcc/java/parse.y example.
388 * doc/sourcebuild.texi: Likewise.
389 (Top Level): Added config, gnattools, libdecnumber, libgcc,
390 libgomp, libssp. Removed fastjar.
391 (Miscellaneous Docs): Clarify location.
392 Added COPYING3, COPYING3.LIB.
393 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
395 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
398 * config/i386/i386.c (x86_function_profiler)
399 [!NO_PROFILE_COUNTERS]: Fix typo.
400 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
403 2010-03-22 Janis Johnson <janis187@us.ibm.com>
404 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
406 * doc/sourcebuild.texi (Test Directives): Split into six
407 subsections, with most of the current text in new subsections
408 Directives, Selectors, and Final Actions.
409 (Directives): Split list of test directives into multiple
411 (Selectors): Describe use and syntax of selectors.
412 (Effective-Target Keywords): Describe all existing keywords.
413 (Add Options): Describe features for dg-add-options.
414 (Require Support): Describe variants of dg-require-support.
415 (Final Actions): Describe commands to use in dg-final.
417 2010-03-22 Michael Matz <matz@suse.de>
420 * recog.c (validate_replace_rtx_group): Replace also in
421 REG_EQUAL and REG_EQUIV notes.
423 2010-03-22 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/43390
426 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
427 sure vector extracts are type correct.
429 2010-03-22 Richard Guenther <rguenther@suse.de>
432 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
433 x * sqrt (x) even when optimizing for size if the target
434 has native support for sqrt.
436 2010-03-22 Jakub Jelinek <jakub@redhat.com>
438 * varasm.c (make_decl_rtl_for_debug): Also clear
439 flag_mudflap for the duration of make_decl_rtl call.
442 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
443 locs from preserved VALUEs.
445 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
448 * pa.md (movmemsi): Set align to one if zero.
449 (movmemdi): Likewise.
451 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
454 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
455 with their corresponding prologue pushes.
457 2010-03-20 Andrew Pinski <pinskia@gmail.com>
460 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
461 at the begining or end.
462 (spu_expand_epilogue): Likewise.
464 2010-03-20 Richard Guenther <rguenther@suse.de>
466 PR rtl-optimization/43438
467 * combine.c (make_extraction): Properly zero-/sign-extend an
468 extraction of the low part of a CONST_INT. Also handle
471 2010-03-19 Mike Stump <mikestump@comcast.net>
473 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
474 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
475 (override_options): Use SUBTARGET32_DEFAULT_CPU.
477 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
480 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
483 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
485 PR rtl-optimization/42258
486 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
487 use that may match DEF.
490 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
491 the cost of loading the constant rather than assuming
493 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
494 outer code is AND, do the same tests as the andsi3 expander and
495 return COSTS_N_INSNS (1) if and is cheap.
497 * optabs.c (avoid_expensive_constant): Fix formatting.
499 2010-03-19 Michael Matz <matz@suse.de>
502 * attribs.c (decl_attributes): When rebuilding a function pointer
503 type use the same qualifiers as the original pointer type.
505 2010-03-19 Martin Jambor <mjambor@suse.cz>
507 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
508 and is_gimple_ip_invariant_address.
510 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
513 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
515 * config/arm/arm.c (arm_override_options): Turn off
516 flag_dwarf2_cfi_asm for AAPCS variants.
518 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
521 * config/arm/arm.c (emit_multi_reg_push): Update comments.
522 Use PRE_MODIFY instead of PRE_DEC.
523 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
524 (vfp_emit_fstmd): Likewise.
526 2010-03-19 Michael Matz <matz@suse.de>
529 * builtins.c (expand_builtin_interclass_mathfn,
530 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
533 2010-03-19 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/43415
536 * tree-ssa-pre.c (phi_translate): Split out worker to ...
537 (phi_translate_1): ... this.
538 (phi_translate): Move all caching here. Cache all NARY
539 and REFERENCE translations.
541 2010-03-19 David S. Miller <davem@davemloft.net>
543 With help from Eric Botcazou.
544 * config/sparc/sparc.c: Include dwarf2out.h.
545 (emit_pic_helper): Delete.
546 (pic_helper_symbol_name): Delete.
547 (pic_helper_emitted_p): Delete.
548 (pic_helper_needed): New.
549 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
550 (get_pc_thunk_name): New.
551 (load_pic_register): Remove 'delay_pic_helper' arg. Use
552 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
553 Set pic_helper_needed to true. Don't call emit_pic_helper.
554 (sparc_expand_prologue): Update load_pic_register call.
555 (sparc_output_mi_thunk): Likewise.
556 (sparc_file_end): Emit a hidden comdat symbol for the PIC
557 thunk if possible. Output CFI information as needed.
559 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
560 Jack Howarth <howarth@bromo.med.uc.edu>
563 * config/i386/i386.h: Fix ABI on darwin x86-32.
565 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
567 * tree.h: Declare make_decl_rtl_for_debug.
568 * varasm.c (make_decl_rtl_for_debug): New.
569 * dwarf2out.c (rtl_for_decl_location): Call it.
570 * cfgexpand.c (expand_debug_expr): Call it.
572 2010-03-18 Jakub Jelinek <jakub@redhat.com>
575 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
579 * var-tracking.c (vt_init_cfa_base): Do nothing if
580 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
582 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
585 * var-tracking.c (canonicalize_vars_star): New.
586 (dataflow_post_merge_adjust): Use it.
588 2010-03-18 Jakub Jelinek <jakub@redhat.com>
591 * var-tracking.c (non_suitable_const): New function.
592 (add_uses): For DEBUG_INSNs with constants, don't record any
593 value, instead just the constant value itself.
594 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
595 is not VAR_LOC_UNKNOWN_P, set var to the constant.
596 (emit_notes_in_bb): Likewise.
597 (emit_note_insn_var_location): For onepart variables if
598 cur_loc is a VOIDmode constant, use DECL_MODE.
600 2010-03-18 Martin Jambor <mjambor@suse.cz>
603 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
604 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
605 all non-clones. Moved call redirection...
606 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
607 (cgraph_materialize_all_clones): Dispose of all
608 combined_args_to_skip bitmaps.
609 (verify_cgraph_node): Do not check for edges pointing to wrong
610 nodes in inline clones.
611 * tree-inline.c (copy_bb): Call
612 cgraph_redirect_edge_call_stmt_to_callee.
613 * ipa.c (cgraph_remove_unreachable_nodes): Call
614 cgraph_node_remove_callees even when there are used clones.
616 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
618 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
620 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
623 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
626 2010-03-18 Michael Matz <matz@suse.de>
629 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
630 into sqrt(x) if we need to preserve signed zeros.
632 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
633 Eric Botcazou <ebotcazou@adacore.com>
635 PR rtl-optimization/43360
636 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
637 note if we don't know its invariant status.
639 2010-03-18 Michael Matz <matz@suse.de>
641 PR tree-optimization/43402
642 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
643 PHI chains of ssa names registered for update.
645 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
648 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
649 non-offsettable and pre_modify update addressing.
650 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
651 and "2" alternatives "#".
652 (*movdd_softfloat32): Make all alternatives "#";
653 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
654 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
655 (*movdf_softfloat32): Make all alternatives "#";
656 (movdi): Use the new DIFD mode iterator to create a common splitter
657 for movdi, movdf and movdd patterns.
659 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
661 * common.opt (dumpdir): Remove redundant tab.
663 2010-03-17 Martin Jambor <mjambor@suse.cz>
665 PR tree-optimization/43347
666 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
667 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
669 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
671 PR rtl-optimization/42216
672 * regrename.c (create_new_chain): New function, broken out from...
673 (scan_rtx_reg): ... here. Call it. Handle the case where we are
674 appending a use to an empty chain.
675 (build_def_use): Remove previous changes that convert OP_INOUT to
676 OP_OUT operands; instead detect the case where an OP_INOUT operand
677 uses a previously untracked register and create an empty chain for it.
679 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
681 * doc/extend.texi (Function Attributes): Rewrite unfinished
682 sentence in ms_abi documentation.
684 2010-03-17 Alan Modra <amodra@gmail.com>
686 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
687 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
688 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
689 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
691 2010-03-16 Richard Henderson <rth@redhat.com>
694 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
695 (lower_try_finally): Save and restore eh_seq around the expansion
698 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
700 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
701 statements before splitting block.
703 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
705 * doc/sourcebuild.texi (Testsuites): Fix markup.
706 Use pathnames relative to gcc/testsuite.
707 (Test Directives): Move description of how timeout is determined.
708 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
709 (C Tests): Correct gcc.misc-tests directory.
710 Framework tests now live in gcc.test-framework.
712 2010-03-16 Richard Guenther <rguenther@suse.de>
715 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
716 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
718 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
719 Alexandre Oliva <aoliva@redhat.com>
721 PR tree-optimization/42917
722 * lambda-code.c (remove_iv): Skip debug statements.
723 (lambda_loopnest_to_gcc_loopnest): Likewise.
724 (not_interesting_stmt): Debug statements are not interesting.
726 2010-03-16 Jakub Jelinek <jakub@redhat.com>
730 * cselib.c (cselib_preserve_constants,
731 cfa_base_preserved_val): New static variables.
732 (preserve_only_constants): New function.
733 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
734 clear its REG_VALUES. If cselib_preserve_constants, don't
735 empty the whole hash table, but preserve there VALUEs with constants,
736 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
737 (cselib_preserve_cfa_base_value): New function.
738 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
739 (cselib_init): Change argument to int bitfield. Set
740 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
742 (cselib_finish): Clear cselib_preserve_constants and
743 cfa_base_preserved_val.
744 * cselib.h (enum cselib_record_what): New enum.
745 (cselib_init): Change argument to int.
746 (cselib_preserve_cfa_base_value): New prototype.
747 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
748 * dse.c (dse_step1): Likewise.
749 * cfgcleanup.c (thread_jump): Likewise.
750 * sched-deps.c (sched_analyze): Likewise.
751 * gcse.c (local_cprop_pass): Likewise.
752 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
753 If FN is non-NULL, call the callback always and whenever it returns
754 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
755 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
756 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
757 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
758 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
759 * var-tracking.c: Include recog.h.
760 (bb_stack_adjust_offset): Remove.
761 (vt_stack_adjustments): Don't call it, instead just gather the
762 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
763 (adjust_stack_reference): Remove.
764 (compute_cfa_pointer): New function.
765 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
766 (struct adjust_mem_data): New type.
767 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
769 (get_address_mode): New function.
770 (replace_expr_with_values): Use it.
771 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
772 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
773 (adjust_sets): Remove.
774 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
775 Use get_address_mode.
776 (get_adjusted_src): Remove.
777 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
778 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
779 (add_with_sets): Don't call adjust_sets.
780 (fp_setter, vt_init_cfa_base): New functions.
781 (vt_initialize): Change return type to bool. Move most of pool etc.
782 initialization to the beginning of the function from end. Pass
783 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
784 If !frame_pointer_needed, call vt_stack_adjustment before mos
785 vector is filled, call vt_init_cfa_base if argp/framep has been
786 eliminated to sp. If frame_pointer_needed and argp/framep has
787 been eliminated to hard frame pointer, set
788 hard_frame_pointer_adjustment and call vt_init_cfa_base after
789 encountering fp setter in the prologue. For MO_ADJUST, call
790 log_op_type before pusing the op into mos vector, not afterwards.
791 Call adjust_insn before cselib_process_insn/add_with_sets,
792 call cancel_changes (0) afterwards.
793 (variable_tracking_main_1): Adjust for vt_initialize calling
794 vt_stack_adjustments and returning whether it succeeded or not.
796 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
798 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
801 2010-03-15 Jakub Jelinek <jakub@redhat.com>
803 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
805 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
806 drap_reg has not been set.
808 2010-03-15 Michael Matz <matz@suse.de>
811 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
812 use it to expand block copies.
813 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
814 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
815 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
817 2010-03-15 Richard Guenther <rguenther@suse.de>
819 PR tree-optimization/43367
820 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
823 2010-03-15 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/43317
826 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
828 2010-03-15 Martin Jambor <mjambor@suse.cz>
830 PR tree-optimization/43141
831 * tree-sra.c (create_abstract_origin): New function.
832 (modify_function): Call create_abstract_origin.
834 2010-03-15 Chris Demetriou <cgd@google.com>
836 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
839 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
842 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
843 call insert_out_of_ssa_copy for default definitions.
845 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
847 * graphite-clast-to-gimple.c (my_long_long): Defined.
848 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
849 * graphite-sese-to-poly.c (my_long_long): Defined.
850 (scop_ivs_can_be_represented): Use it.
852 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
854 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
855 graphite-max-bbs-per-function, and loop-block-tile-size.
856 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
858 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
860 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
862 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
864 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
865 (add_upper_bounds_from_estimated_nit): New.
866 (build_loop_iteration_domains): Use it.
868 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
870 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
872 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
875 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
876 should be an INTEGER_CST. Also handle CASE_CONVERT.
878 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
880 * graphite.c (graphite_initialize): To bound the number of bbs per
881 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
882 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
883 * doc/invoke.texi: Document it.
885 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
887 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
888 * graphite-sese-to-poly.h (build_poly_scop): Same.
890 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
892 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
893 the number of parameters in the scop. Use as an upper bound
894 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
895 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
896 * doc/invoke.texi: Document it.
898 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
900 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
901 * doc/c-tree.texi: Remove.
902 * doc/generic.texi: Merge c-tree.texi here.
903 * doc/gccint.texi (Trees): Remove menu entry.
904 (c-tree.texi): Remove @include.
905 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
906 * doc/languages.texi (Reading RTL): Ditto.
908 2010-03-12 Steve Ellcey <sje@cup.hp.com>
911 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
913 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
916 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
917 code added to work around reload clobbering CONST insns.
919 2010-03-12 Jakub Jelinek <jakub@redhat.com>
921 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
922 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
923 (cselib_preserve_only_values): Remove retain argument, don't
924 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
925 * cselib.h (cselib_preserve_only_values): Remove retain argument.
926 * var-tracking.c (micro_operation): Move insn field before union.
927 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
928 (struct variable_tracking_info_def): Remove n_mos field, change
929 mos into a vector of micro_operations.
930 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
931 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
932 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
933 changing into a vector.
934 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
935 come before all other uops generated by add_stores.
936 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
938 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
939 a vector. Run just one pass over the bbs instead of separate counting
940 and computation phase.
941 (vt_finalize): Free VTI (bb)->mos vector instead of array.
944 * tree-inline.c (remap_decls): Put old_var rather than origin_var
945 into *nonlocalized_list vector.
946 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
947 even if origin is non-NULL.
948 (gen_variable_die): Likewise.
949 (process_scope_var): Don't change origin.
950 (gen_decl_die): Likewise.
951 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
952 before adding new edges instead of after it, fix moving over
955 2010-03-11 David S. Miller <davem@davemloft.net>
957 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
959 * configure: Rebuild.
961 2010-03-11 Martin Jambor <mjambor@suse.cz>
963 PR tree-optimization/43257
964 * tree.c (assign_assembler_name_if_neeeded): New function.
965 (free_lang_data_in_cgraph): Assembler name assignment moved to the
967 * tree.h (assign_assembler_name_if_neeeded): Declare.
968 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
969 the function if needed.
971 2010-03-11 Chris Demetriou <cgd@google.com>
973 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
974 include/stdint-gcc.h, and include/stdint.h world-readable.
976 2010-03-11 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/43255
979 * tree-vrp.c (process_assert_insertions_for): Do not insert
980 asserts for trivial conditions.
982 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
984 PR tree-optimization/43280
985 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
986 generation. Move calculation of size out of the if branch.
987 (find_bswap): Modify compare number generation.
989 2010-03-11 Richard Guenther <rguenther@suse.de>
992 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
993 (input_gimple_stmt): Fixup handled component types during
994 operand read. Also fix up decls in ADDR_EXPRs.
996 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
998 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
999 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1001 2010-03-10 Jan Hubicka <jh@suse.cz>
1004 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1005 * varasm.c (get_variable_section): Don't do that here...
1006 (make_decl_rtl): ... and here.
1007 (do_assemble_alias): Produce decl RTL.
1008 (assemble_alias): Likewise.
1010 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1013 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1014 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1016 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1017 (based_loc_descr): Only express drap or vdrap regno based expressions
1018 using DW_OP_fbreg when not optimizing.
1019 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1020 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1021 REG_CFA_SET_VDRAP note.
1023 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1025 PR tree-optimization/43236
1026 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1027 error in calculation of base address in reverse iteration case.
1028 (generate_builtin): Take number of latch executions if the statement
1031 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1034 * tree-eh.c: Include pointer-set.h.
1035 (lower_eh_dispatch): Filter out duplicate case labels and
1036 remove the unneeded edge when the label is unused. Return
1037 true when some edges are removed.
1038 (execute_lower_eh_dispatch): When any lowering resulted in
1039 removing an edge, also delete unreachable blocks.
1041 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1044 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1045 UNSPEC_MACHOPIC_OFFSET.
1047 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1050 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1051 (m68k_delegitimize_address): New function.
1053 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1056 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1059 * var-tracking.c (adjust_sets): New function.
1060 (count_with_sets, add_with_sets): Use it.
1061 (get_adjusted_src): New inline function.
1062 (add_stores): Use it.
1065 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1066 call cselib_dummy_expand_value_rtx_cb instead of
1067 cselib_expand_value_rtx_cb.
1070 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1071 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1072 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1073 and .cfi_endproc around the pic thunks.
1074 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1075 all queued unwind info register saves are saved before the call.
1076 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1077 considered as sp-=4 for unwind info and the pop as sp+=4 which
1078 also clobbers dest, but doesn't actually restore it.
1081 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1082 RTX_FRAME_RELATED_P.
1084 2010-03-09 Jie Zhang <jie@codesourcery.com>
1086 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1087 whitespaces in output template.
1089 2010-03-09 Jie Zhang <jie@codesourcery.com>
1091 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1094 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1096 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1097 builtins.exp in a separate job.
1099 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1101 * graphite-sese-to-poly.c (add_param_constraints): Use
1102 lower_bound_in_type and upper_bound_in_type.
1104 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1106 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1107 instead of unsigned_type_node.
1109 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1110 Reza Yazdani <reza.yazdani@amd.com>
1113 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1114 on pointer type parameters.
1116 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1120 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1121 handle conversions from pointer to integers.
1122 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1123 induction variable, to be able to work with code generated by CLooG.
1124 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1125 (build_poly_scop): Bail out if we cannot codegen a loop.
1127 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1129 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1130 code generation with gloog_error.
1132 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1134 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1135 Call fold_convert on all the returned values.
1136 (expand_scalar_variables_expr): Pass to
1137 expand_scalar_variables_ssa_name the type of the resulting expression.
1139 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1141 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1142 ppl_min_for_le_pointset.
1143 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1144 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1146 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1148 * graphite-dependences.c (map_into_dep_poly): Removed.
1149 (dependence_polyhedron_1): Use combine_context_id_scat.
1151 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1153 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1154 (struct poly_bb): Same.
1155 (combine_context_id_scat): New.
1157 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1160 * sese.c (name_defined_in_loop_p): Return false for default
1163 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1166 and clean up the logic.
1168 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1173 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1175 * var-tracking.c (remove_cselib_value_chains): Define only for
1177 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1178 delete_slot_part, emit_notes_for_differences_1): Don't call
1179 remove_cselib_value_chains here.
1180 (set_slot_part, emit_notes_for_differences_2): Don't call
1181 add_cselib_value_chains here.
1182 (preserved_values): New vector.
1183 (preserve_value): New function.
1184 (add_uses, add_stores, vt_add_function_parameters): Use it
1185 instead of cselib_preserve_value.
1186 (changed_values_stack): New vector.
1187 (check_changed_vars_0): New function.
1188 (check_changed_vars_1, check_changed_vars_2): Use it.
1189 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1190 changed_values_stack VALUEs.
1191 (vt_emit_notes): For all preserved_values call
1192 add_cselib_value_chains. If ENABLE_CHECKING call
1193 remove_cselib_value_chains before verifying value_chains is empty.
1194 Initialize and free changed_values_stack.
1195 (vt_initialize): Initialize preserved_values.
1196 (vt_finalize): Free preserved_values.
1198 2010-03-08 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/43269
1201 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1204 2010-03-08 Martin Jambor <mjambor@suse.cz>
1206 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1207 (ipa_is_param_called): Removed.
1208 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1209 (ipa_print_node_params): Do not print the called flag.
1210 (ipa_write_node_info): Do not stream the called flag.
1211 (ipa_read_node_info): Likewise.
1213 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1216 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1217 * cselib.c (struct expand_value_data): Add dummy field.
1218 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1220 (cselib_dummy_expand_value_rtx_cb): New function.
1221 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1223 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1224 * var-tracking.c: Include pointer-set.h.
1225 (variable): Change n_var_parts to char from int. Add
1226 cur_loc_changed and in_changed_variables fields.
1227 (variable_canonicalize): Remove.
1228 (shared_var_p): New inline function.
1229 (unshare_variable): Maintain cur_loc_changed and
1230 in_changed_variables fields. If var was in changed_variables,
1231 replace it there with new_var. Just copy cur_loc instead of
1232 resetting it to something else.
1233 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1234 (dataflow_set_union): Don't call variable_canonicalize.
1235 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1236 of their DEBUG_EXPR_TREE_DECLs.
1237 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1238 and in_changed_variables and cur_loc_changed is false.
1239 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1240 and cur_loc_changed. Don't update cur_loc here.
1241 (variable_merge_over_src): Don't call variable_canonicalize.
1242 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1243 removing loc that is equal to cur_loc, clear cur_loc,
1244 set cur_loc_changed and ensure variable_was_changed is called.
1245 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1246 compare pointers in cur_loc check, if it is equal to loc,
1247 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1248 (variable_different_p): Remove compare_current_location argument,
1249 don't compare cur_loc.
1250 (dataflow_set_different_1): Adjust variable_different_p caller.
1251 (variable_was_changed): If dv had some var in changed_variables
1252 already, reset in_changed_variables flag for it and propagate
1253 cur_loc_changed over to the new variable. On empty var
1254 always set cur_loc_changed. Set in_changed_variables on whatever
1255 var is added to changed_variables.
1256 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1257 Use shared_var_p. When removing loc that is equal to cur_loc,
1258 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1259 end, don't set it to something else, just call variable_was_changed.
1260 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1261 loc being removed, clear cur_loc and set cur_loc_changed.
1262 Set cur_loc_changed if all locations have been removed.
1263 (struct expand_loc_callback_data): New type.
1264 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1265 allocated. Always create SUBREGs if simplify_subreg failed.
1266 Prefer to use cur_loc, when that fails and still in
1267 changed_variables (and seen first time) recompute it. Set
1268 cur_loc_changed of variables which had to change cur_loc and
1269 compute elcd->cur_loc_changed if any of the subexpressions used
1270 had to change cur_loc.
1271 (vt_expand_loc): Adjust to pass arguments in
1272 expand_loc_callback_data structure.
1273 (vt_expand_loc_dummy): New function.
1274 (emitted_notes): New variable.
1275 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1276 that weren't used for any other decl in current
1277 emit_notes_for_changes call call vt_expand_loc_dummy to update
1278 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1279 first loc_chain location if NULL before. Always use just
1280 cur_loc instead of first loc_chain location. When cur_loc_changed
1281 is false, when not --enable-checking=rtl just don't emit any note.
1282 When rtl checking, compute the note and assert it is the same
1283 as previous note. Clear cur_loc_changed and in_changed_variables
1284 at the end before removing from changed_variables.
1285 (check_changed_vars_3): New function.
1286 (emit_notes_for_changes): Traverse changed_vars to call
1287 check_changed_vars_3 on each changed var.
1288 (emit_notes_for_differences_1): Clear cur_loc_changed and
1289 in_changed_variables. Recompute cur_loc of new_var.
1290 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1291 (vt_emit_notes): Initialize and destroy emitted_notes.
1293 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1295 PR rtl-optimization/42220
1296 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1297 Use verify_reg_tracked to determine if we should use OP_OUT rather
1299 (build_def_use): If we see an in-out operand for a register that we
1300 know nothing about, treat is an output if possible, fail the block if
1303 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1306 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1309 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1312 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1313 uses of relevant DEFs that are dead outside the loop too.
1315 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1317 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1319 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1321 * var-tracking.c (values_to_unmark): New variable.
1322 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1323 values_to_unmark vector. Moved body to...
1324 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1325 instead queue it into values_to_unmark vector.
1326 (vt_find_locations): Free values_to_unmark vector.
1328 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1330 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1331 (site.exp): Export them when plugins are enabled.
1333 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1336 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1338 (chrec_fold_multiply): Same.
1340 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1343 * c-decl.c (build_compound_literal): Return early if init is
1346 2010-03-04 Martin Jambor <mjambor@suse.cz>
1348 PR tree-optimization/43164
1349 PR tree-optimization/43191
1350 * tree-sra.c (type_consists_of_records_p): Reject records with
1351 zero-size bit-fields at the end.
1353 2010-03-04 Mike Stump <mikestump@comcast.net>
1355 * Makefile.in (TAGS): Remove *.y.
1357 2010-03-04 Richard Guenther <rguenther@suse.de>
1359 PR tree-optimization/40761
1360 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1362 (my_rev_post_order_compute): New function.
1363 (init_pre): Call it.
1365 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1368 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1369 decrease the cost of an IV candidate when the cost is infinite.
1371 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1373 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1374 Use '3DNow!' for the extension of that name, ensure normal space
1376 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1378 2010-03-03 Jeff Law <law@redhat.com>
1380 * PR middle-end/32693
1381 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1382 than gen_rtx_SUBREG.
1383 (extract_bit_field_1): Likewise.
1385 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1387 * doc/sourcebuild.texi (Test directives): Document that arguments
1388 include-opts and exclude-opts are now optional for dg-skip-if,
1389 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1391 2010-03-03 Jason Merrill <jason@redhat.com>
1394 * cgraph.h (varpool_node): Add extra_name field.
1395 * varpool.c (varpool_extra_name_alias): New.
1396 (varpool_assemble_decl): Emit extra name aliases.
1397 (varpool_mark_needed_node): Look past an extra name alias.
1398 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1399 * lto-streamer-in.c (lto_input_tree): Read it.
1400 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1402 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1404 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1405 (sparc*-*-solaris2*): ...this.
1407 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1410 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1411 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1412 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1413 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1416 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1417 fallthrough to default handling, just with want_address 0 instead of 2.
1418 For single element lists, add_AT_loc directly, otherwise create an
1419 artificial variable DIE and stick location list to it.
1422 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1423 (VAL_EXPR_HAS_REVERSE): Define.
1424 (reverse_op): New function.
1425 (add_stores): For reversible operations add an extra MO_VAL_USE.
1427 2010-03-02 Jason Merrill <jason@redhat.com>
1429 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1431 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1433 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1434 (sparc64-*-linux*): Likewise.
1435 (sparc64-*-solaris2*): Include assembler files before linker ones.
1436 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1437 * config/sparc/gas.h: Delete.
1438 * config/sparc/sol2-64.h: Add copyright notice.
1439 * config/sparc/sol2-gas-bi.h: Likewise.
1440 * config/sparc/sol2-gld.h: Likewise.
1441 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1442 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1443 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1444 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1445 (sparc_elf_asm_named_section): Rename into...
1446 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1448 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1450 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1452 2010-03-02 Jeff Law <law@redhat.com>
1455 * reload1.c (rtx_p, substitute_stack): Declare.
1456 (substitute): Record addresses of changed rtxs.
1457 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1458 Restore the original rtx when complete.
1459 (reload): Free subsitute_stack when complete.
1461 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1463 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1464 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1466 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1467 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1468 Torture Tests): Change from subsection to section.
1470 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1471 Steven Bosscher <steven@gcc.gnu.org>
1473 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1476 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1479 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1480 the assignment from the new induction variable to the assignment
1481 of the value from the original loop PHI function.
1483 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1484 Daniel Jacobowitz <dan@codesourcery.com>
1486 * doc/sourcebuild.texi (Test directives): Clarify options to
1489 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1491 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1492 Disable cfi directives unless GCC and gas agree on using read-only
1493 .eh_frame sections for 64-bit.
1494 * configure: Regenerate.
1496 2010-03-01 Richard Guenther <rguenther@suse.de>
1498 PR tree-optimization/43220
1499 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1500 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1502 2010-03-01 Richard Guenther <rguenther@suse.de>
1503 Martin Jambor <mjambor@suse.cz>
1506 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1507 gimplified parameters.
1509 2010-03-01 Christian Bruel <christian.bruel@st.com>
1511 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1513 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1515 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1517 2010-03-01 Richard Guenther <rguenther@suse.de>
1520 * expr.c (expand_assignment): Use the alias-oracle to tell
1521 if the rhs aliases the result decl.
1523 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1526 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1527 to sol_gt_pch_get_address.
1528 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1529 64-bit, SPARC and x86.
1530 (sol_gt_pch_get_address): New function.
1532 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1534 * toplev.h (inform_n, error_n): Declare.
1535 * diagnostic.c (inform_n, error_n): New function.
1537 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1539 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1540 has no rtl yet when processing local_decls, queue it and recheck
1541 if deferred stack allocation hasn't assigned it rtl.
1543 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1545 * config/sh/sh.c (unspec_bbr_uid): New.
1546 (gen_block_redirect): Use it instead of INSN_UID.
1547 (gen_far_branch): Likewise.
1549 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1551 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1552 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1554 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1556 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1557 (Warning Options): -Wno-conversion-null is valid for
1558 Objective-C++ as well.
1559 * doc/tm.texi (Named Address Spaces): Likewise.
1560 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1561 * doc/tree-ssa.texi (Tree SSA): Likewise.
1563 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1566 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1567 by default. Don't set the default arch for
1568 i[34567]86-*-darwin*|x86_64-*-darwin*.
1570 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1573 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1574 default. Set the default 32bit/64bit archs with $with_arch
1575 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1577 2010-02-27 Richard Guenther <rguenther@suse.de>
1579 PR tree-optimization/43186
1580 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1581 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1582 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1583 unroller iterations.
1585 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1587 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1588 required and i[34567]86-*-* targets don't support 64bit ISA.
1590 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1593 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1596 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1598 * config.gcc: Set the default arch at least to Prescott for
1599 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1600 if SSE math is enabled.
1602 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1604 * diagnostic.c (diagnostic_initialize): Update.
1605 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1607 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1608 (diagnostic_inhibit_notes): New.
1609 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1611 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1614 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1615 * doc/standards.texi: Likewise.
1616 * doc/extend.texi: Likewise.
1617 * doc/trouble.texi: Likewise.
1618 * doc/cppopts.texi: Likewise.
1619 * doc/install.texi: Likewise.
1620 * c.opt (std=c90,std=gnu90): New options.
1621 * c-opts.c (c_common_handle_option): Handle them.
1623 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1626 * c-decl.c (undeclared_variable): Use an informative note.
1628 2010-02-26 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/43186
1631 * gimple.h (gimple_fold): Remove.
1632 * gimple.c (gimple_fold): Remove. Inline into single user ...
1633 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1634 Try harder for conditions.
1636 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1639 * function.c (used_types_insert): Don't skip through named pointer
1640 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1641 and it is different from the main variant's type.
1643 2010-02-26 Nick Clifton <nickc@redhat.com>
1645 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1647 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1649 * config.gcc: Support --with-fpmath=sse for x86.
1651 * config/i386/ssemath.h: New.
1653 * doc/install.texi (--with-fpmath=sse): Documented.
1655 2010-02-26 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/43188
1658 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1659 vector types of over-aligned element type.
1661 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1665 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1667 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1669 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1671 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1673 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1674 * var-tracking.c: Include diagnostic.h.
1675 (debug_dv): New function.
1676 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1679 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1680 (add_value_chain, add_value_chains, remove_value_chain,
1681 remove_value_chains): Handle DEBUG_EXPRs.
1682 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1685 * regcprop.c (struct queued_debug_insn_change): New type.
1686 (struct value_data_entry): Add debug_insn_changes field.
1687 (struct value_data): Add n_debug_insn_changes field.
1688 (debug_insn_changes_pool): New variable.
1689 (free_debug_insn_changes, apply_debug_insn_changes,
1690 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1691 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1692 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1694 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1696 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1697 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1698 changes, call cprop_find_used_regs via note_stores.
1699 (copyprop_hardreg_forward): When copying vd from predecessor
1700 which has any queued DEBUG_INSN changes, make sure the pointers are
1701 cleared. At the end call df_analyze and then if there are any
1702 DEBUG_INSN changes queued at the end of some basic block for still
1703 live registers, apply them.
1704 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1706 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1708 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1711 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1713 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1714 targets. Set the default with_cpu/with_arch from arch/cpu.
1715 Allow x86-64 and native for with_cpu/with_arch.
1717 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1719 * ebitmap.c: Change calls to verify_popcount with calls to
1720 sbitmap_verify_popcount.
1721 (ebitmap_clear_bit): Fixed map->cacheindex test and
1722 map>cache update when bit clearing results in an empty
1725 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1728 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1729 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1730 and support both V2DF and V2DI modes.
1731 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1732 support both V2DF and V2DI modes.
1733 (general): Delete trailing whitespace from a few patterns.
1735 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1736 V2DF/V2DI interleave high/low builtins.
1738 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1741 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1742 interleave high/low functions.
1744 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1746 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1747 #pragma extern_prefix.
1749 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1752 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1753 BLKmode, assert op0 is a MEM and just adjust its mode.
1756 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1757 if bitpos isn't multiple of mode's bitsize.
1759 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1761 * c.opt (-ftemplate-depth=): New.
1762 (-ftemplate-depth-): Deprecate.
1763 * optc-gen.awk: Handle -ftemplate-depth=.
1764 * opth-gen.awk: Likewise.
1765 * c-opts.c (c_common_handle_option): Likewise.
1766 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1768 2010-02-24 Jason Merrill <jason@redhat.com>
1770 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1772 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1774 * cfg.c (alloc_aux_for_block): Remove inline.
1775 (alloc_aux_for_edge): Likewise.
1777 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1779 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1781 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1783 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1784 * config/i386/sol2-gas.h: New file.
1785 * config.gcc (i[34567]86-*-solaris2*): Use it.
1787 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1790 * c-typeck.c (ep_convert_and_check): New.
1791 (build_conditional_expr): Use it.
1792 (build_binary_op): Likewise.
1794 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1796 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1799 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1800 bounds even for -O+.
1801 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1802 expr needs to have DECL_NAME set.
1804 2010-02-24 Nick Clifton <nickc@redhat.com>
1806 * config/mep/mep.c: Include gimple.h.
1807 (mep_function_uses_sp): Delete unused function.
1808 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1809 parameters. Use unsigned integers to count args. Return a
1810 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1812 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1815 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1816 greater or equal to nelt instead of 2 * nelt.
1817 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1820 2010-02-23 Jason Merrill <jason@redhat.com>
1823 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1824 in cfun->local_decls even if they have register types.
1827 * stor-layout.c (place_field): Don't warn about unnecessary
1828 DECL_PACKED if the type is packed.
1830 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1833 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1834 GOTOFF relocs, even when the base reg isn't pic pointer.
1836 2010-02-23 Michael Matz <matz@suse.de>
1839 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1840 (expand_gimple_basic_block): Generate and use debug temps if there
1841 are debug uses left after the last real use of TERed ssa names.
1842 Unlink debug immediate uses when they are expanded.
1844 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1847 * config/i386/i386.c (override_options): Reorganise to provide
1848 better error messages.
1850 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1853 * graphite-scop-detection.c (create_single_exit_edge): Move
1854 the call to find_single_exit_edge to....
1855 (create_sese_edges): ...here. Don't handle multiple edges
1856 exiting the function.
1857 (build_graphite_scops): Don't handle multiple edges
1858 exiting the function.
1860 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1863 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1864 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1866 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1869 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1871 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1874 * c-typeck.c (convert_arguments): Print declaration location.
1875 * c-common.c (validate_nargs): Rename as
1876 builtin_function_validate_nargs.
1877 (check_builtin_function_arguments): Update.
1879 2010-02-22 Richard Guenther <rguenther@suse.de>
1882 * tree-inline.c (declare_return_variable): Use the type of
1883 the call stmt lhs if available.
1885 2010-02-22 Duncan Sands <baldrick@free.fr>
1887 * passes.c (register_pass): Always consider all pass lists when
1888 ref_pass_instance_number is zero.
1890 2010-02-22 Richard Guenther <rguenther@suse.de>
1892 PR tree-optimization/42749
1893 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1894 parameter. Do arithmetic in the original type.
1895 (update_accumulator_with_ops): Likewise.
1896 (adjust_accumulator_values): Adjust.
1898 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1900 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1901 (QI to BLKmode splitter): New splitter.
1903 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1905 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1906 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1908 2010-02-22 Richard Guenther <rguenther@suse.de>
1910 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1912 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1914 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1915 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1916 ($(T)crti.o, $(T)crtn.o): Remove rules.
1918 2010-02-21 Tobias Burnus <burnus@net-b.de>
1921 * doc/invoke.texi (-fassociative-math): Document that this
1922 option is automatically enabled for Fortran.
1924 2010-02-20 David S. Miller <davem@davemloft.net>
1926 * configure.ac: Test if linker and assembler properly support
1927 GOTDATA_OP relocations.
1928 * configure: Rebuild.
1929 * config.in: Likewise.
1930 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1931 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1932 (movsi_high_pic): Likewise.
1933 (movdi_lo_sum_pic): Likewise.
1934 (movdi_high_pic): Likewise.
1935 (movsi_pic_gotdata_op): New pattern.
1936 (movdi_pic_gotdata_op): Likewise.
1937 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1938 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1940 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1944 attribute to ssemul.
1945 (xop_mulv2div2di3_high): Ditto.
1947 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1950 * c.opt (Wconversion-null): New option.
1951 * doc/invoke.texi (Wconversion-null): Document.
1953 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1955 * common.opt (Wlarger-than-): Add Undocumented.
1957 2010-02-19 Mike Stump <mikestump@comcast.net>
1959 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1961 2010-02-19 Jason Merrill <jason@redhat.com>
1964 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1965 * configure: Likewise.
1967 2010-02-20 Alan Modra <amodra@gmail.com>
1970 * cgraph.h (cgraph_make_decl_local): Declare.
1971 * cgraph.c (cgraph_make_decl_local): New function.
1972 (cgraph_make_node_local): Use it.
1973 * cgraphunit.c (cgraph_function_versioning): Likewise.
1974 * ipa.c (function_and_variable_visibility): Likewise.
1976 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1979 * except.c (sjlj_emit_function_enter): Don't call
1980 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1982 * rtl.h (add_reg_br_prob_note): Remove prototype.
1984 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1987 * c-common.c (conversion_warning): Remove widening conversions
1988 before checking the conversion of integers to reals.
1990 2010-02-19 Mike Stump <mikestump@comcast.net>
1993 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1996 * cgraphunit.c (process_function_and_variable_attributes): Check
1997 DECL_PRESERVE_P instead of looking up attribute "used".
1998 * ipa-pure-const.c (check_decl): Likewise.
1999 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2000 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2001 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2002 instead of attribute "used".
2003 * config/sol2-c.c (solaris_pragma_init): Likewise.
2004 (solaris_pragma_fini): Likewise.
2006 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2008 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2009 Use XCNEW instead of xcalloc.
2010 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2011 XNEW instead of xmalloc.
2012 (get_fields): Use XNEWVEC instead of xmalloc.
2015 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2016 populate vars array.
2017 (create_new_general_access): For debug stmts just reset value.
2018 (get_stmt_accesses): For accesses within debug stmts just record them
2019 using add_access_to_acc_sites instead of preventing the peeling or
2020 counting them as accesses.
2023 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2025 2010-02-19 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/42916
2028 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2031 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2033 * configure.ac: Replace all uses of changequote in macro arguments
2034 with proper quoting.
2036 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2039 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2041 2010-02-19 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/42944
2044 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2045 test for aliasing with errno.
2047 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2050 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2051 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2052 * dojump.c: Include output.h.
2053 (inv): New inline function.
2054 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2055 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2056 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2057 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2058 argument, pass it down to other calls.
2059 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2060 add REG_BR_PROB note to the conditional jump.
2061 * cfgexpand.c (add_reg_br_prob_note): Removed.
2062 (expand_gimple_cond): Don't call it, add the probability
2063 as last argument to jumpif_1/jumpifnot_1.
2064 * Makefile.in (dojump.o): Depend on output.h.
2065 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2067 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2068 * stmt.c (do_jump_if_equal): Likewise.
2069 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2070 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2071 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2073 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2074 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2075 jumpifnot_1 callers.
2076 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2078 (store_expr): Adjust jumpifnot caller.
2079 (store_constructor): Adjust jumpif caller.
2082 * gimplify.c (gimple_boolify): For __builtin_expect call
2083 gimple_boolify also on its first argument.
2085 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2087 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2089 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2090 * configure: Regenerated.
2092 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2094 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2095 lang_hooks.types_compatible_p instead of comptypes.
2097 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2099 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2100 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2101 if __prefer_thumb__ is defined.
2103 2010-02-18 Martin Jambor <mjambor@suse.cz>
2105 PR tree-optimization/43066
2106 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2107 array with zero-sized element type.
2109 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2111 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2112 rtx, allocate struct var_loc_node here and return it to the
2113 caller, and only if it is actually needed.
2114 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2115 move it earlier and return immediately if it returns NULL.
2117 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2119 * config/sparc/gas.h: New file. Restore
2120 TARGET_ASM_NAMED_SECTION to its ELF default.
2121 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2123 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2124 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2125 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2126 after sparc/sysv4.h.
2128 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2130 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2132 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2134 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2135 patterns from predicated pattern.
2137 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2140 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2141 for insn mnemonic suffix.
2143 2010-02-17 Richard Guenther <rguenther@suse.de>
2145 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2148 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2151 * caller-save.c (save_call_clobbered_regs): If BB ends with
2152 a DEBUG_INSN, move any notes in between last real insn and the last
2153 DEBUG_INSN after the last DEBUG_INSN.
2155 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2157 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2158 Fix return type. Fix argument type. Explain meaning of return value.
2160 2010-02-16 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/41043
2163 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2164 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2166 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2168 2010-02-16 Ira Rosen <irar@il.ibm.com>
2170 PR tree-optimization/43074
2171 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2172 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2173 vectorizable cycles in hybrid SLP check.
2174 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2176 2010-02-16 Richard Guenther <rguenther@suse.de>
2178 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2179 (true_dependence): If memrefs_conflict_p computes must-alias
2180 trust it. Move TBAA check after offset-based disambiguation.
2181 (canon_true_dependence): Likewise.
2183 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2185 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2186 * doc/invoke.texi: Document it.
2187 * var-tracking.c: Include toplev.h and params.h.
2188 (vt_find_locations): Return bool indicating success. Compute
2189 hash sizes unconditionally. Check new parameter, report.
2190 (variable_tracking_main_1): Check vt_find_locations results and
2191 retry. Renamed from...
2192 (variable_tracking_main): ... this. New wrapper to preserve
2193 flag_var_tracking_assignments.
2194 * Makefile.in (var-tracking.o): Adjust dependencies.
2196 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2197 Jakub Jelinek <jakub@redhat.com>
2200 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2201 if weak_import attribute is present.
2202 * config/darwin.c (machopic_select_section): Likewise.
2204 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2206 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2207 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2208 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2209 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2211 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2214 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2217 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2218 Rewrite text to refer to the names.
2220 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2222 * config/i386/i386-builtin-types.def
2223 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2224 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2225 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2226 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2227 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2228 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2229 IX86_BUILTIN_VPERMIL2PS256.
2230 (MULTI_ARG_4_DF2_DI_I): Defined.
2231 (MULTI_ARG_4_DF2_DI_I1): Defined.
2232 (MULTI_ARG_4_SF2_SI_I): Defined.
2233 (MULTI_ARG_4_SF2_SI_I1): Defined.
2234 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2235 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2236 __builtin_ia32_vpermil2ps256.
2237 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2238 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2239 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2240 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2241 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2242 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2243 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2244 CODE_FOR_xop_vpermil2v8sf3.
2245 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2246 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2247 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2248 (_mm256_permute2_pd): New.
2249 (_mm_permute2_ps): New.
2250 (_mm256_permute2_ps): New.
2252 2010-02-15 Nick Clifton <nickc@redhat.com>
2254 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2255 boolean parameters. Use emit_jump_insn when emitting a pop
2256 instruction containing a return insn.
2257 (push): Use 'true' rather than '1' as second parameter to F.
2258 (h8300_expand_prologue): Likewise.
2259 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2260 (h8300_expand_epilogue): Likewise.
2262 2010-02-15 Richard Guenther <rguenther@suse.de>
2265 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2268 2010-02-15 Nick Clifton <nickc@redhat.com>
2270 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2273 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2275 * intl.c (fake_ngettext): New function.
2276 * intl.h (fake_ngettext): Declare.
2277 (ngettext): Define macro.
2278 * collect2.c (notice_translated): New function.
2279 (main): Use notice_translated and ngettext.
2280 * collect2.h (notice_translated): Declare.
2282 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2284 * reorg.c (delete_computation): Comment fixes.
2285 * caller-save.c (setup_save_areas): Idem.
2286 * sel-sched-dump.c (dump_lv_set): Idem.
2289 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2291 * config/s390/s390.c (s390_sched_init): New function.
2292 (TARGET_SCHED_INIT): Target hook defined.
2294 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2295 Jack Howarth <howarth@bromo.med.uc.edu>
2296 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2299 Partial revert of unintended change in fix for PR41605.
2300 * config/darwin.h: Fix typo.
2301 * config/darwin9.h: Same.
2303 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2305 * c-pch.c (pch_init): Clear v.
2307 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2310 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2311 graphite_can_represent_init for MULT_EXPR.
2313 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2317 * graphite-sese-to-poly.c (remove_phi): New.
2318 (translate_scalar_reduction_to_array): Call remove_phi.
2320 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2323 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2324 * graphite-clast-to-gimple.h (gloog): Update declaration.
2325 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2326 * graphite-poly.h (struct poly_bb): Add missing comments.
2327 (struct scop): Add poly_scop_p field.
2329 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2330 * graphite.c (graphite_transform_loops): Build the polyhedral
2331 representation for each scop before code generation.
2332 * sese.c (rename_variables_in_operand): Removed.
2333 (rename_variables_in_expr): Return the renamed expression.
2334 (rename_sese_parameters): New.
2335 * sese.h (rename_sese_parameters): Declared.
2337 2010-02-11 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/42998
2340 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2341 POINTER_PLUS_EXPR properly.
2343 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2344 Changpeng Fang <changpeng.fang@amd.com>
2347 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2348 the cost of an IV candidate when the IV is used in a test against zero.
2350 * gcc.dg/tree-ssa/ivopts-3.c: New.
2352 2010-02-11 Richard Guenther <rguenther@suse.de>
2355 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2356 pointer-vs-decl case by swapping refs. Handle some cases
2357 of pointer-vs-decl disambiguations more conservatively.
2358 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2359 to false after expanding.
2361 2010-02-11 Richard Guenther <rguenther@suse.de>
2364 * gcc.c (process_command): Handle LTO file@offset case more
2367 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2369 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2370 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2372 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2374 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2375 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2376 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2377 Optimize eq/ne comparisons when both arguments are known to be
2379 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2380 Don't mask operands unnecessarily if they are known to be already
2383 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2385 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2388 2010-02-10 Richard Guenther <rguenther@suse.de>
2390 PR tree-optimization/43017
2391 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2392 for wrapping signed arithmetic.
2394 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2397 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2398 if no debug info should be emitted for it.
2400 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2402 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2403 note when flag_exceptions is set.
2405 2010-02-10 Duncan Sands <baldrick@free.fr>
2407 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2409 2010-02-10 Richard Guenther <rguenther@suse.de>
2412 * tree.c (get_unwidened): Handle constants.
2413 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2415 2010-02-10 Martin Jambor <mjambor@suse.cz>
2418 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2419 check for variable argument counts independently.
2421 2010-02-10 Christian Bruel <christian.bruel@st.com>
2424 * config/sh/sh.c (find_barrier): Increase length for non delayed
2425 conditional branches.
2427 2010-02-10 Christian Bruel <christian.bruel@st.com>
2429 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2431 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2433 * builtins.c (set_builtin_user_assembler_name): Also handle
2434 ffs if int is smaller than word.
2436 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2439 * ira-conflicts.c (get_dup): Remove.
2440 (process_reg_shuffles): Add new parameter. Use it as an
2441 additional guard for copy generation.
2442 (add_insn_allocno_copies): Rewrite.
2444 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2446 * common.opt (fsched2-use-traces): Preserved for backward
2448 * doc/invoke.texi: Remove the documentation about option
2449 -fsched2-use-traces.
2450 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2451 flag_sched2_use_traces.
2452 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2453 the backward compatibility flag section.
2455 2010-02-09 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/43008
2458 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2459 make HEAP variables initialized from global memory if they
2460 are not known builtin functions.
2461 (find_func_aliases): Adjust.
2463 2010-02-09 Richard Guenther <rguenther@suse.de>
2465 PR tree-optimization/43000
2466 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2467 arithmetic manually.
2469 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2471 PR tree-optimization/42931
2472 * tree-loop-linear.c (try_interchange_loops): Don't call
2473 double_int_mul if estimated_loop_iterations failed.
2475 2010-02-08 Martin Jambor <mjambor@suse.cz>
2478 * tree-sra.c (build_accesses_from_assign): Do not mark in
2479 should_scalarize_away_bitmap if stmt has volatile ops.
2480 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2483 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2485 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2487 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2489 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2492 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2495 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2497 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2500 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2501 to unknown_dependence.
2502 (graphite_legal_transform_dr): Handle the unknown_dependence.
2503 (graphite_carried_dependence_level_k): Same.
2505 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2507 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2509 2010-02-07 Richard Guenther <rguenther@suse.de>
2512 * expr.c (get_inner_reference): Always initialize *pbitsize.
2514 2010-02-07 Richard Guenther <rguenther@suse.de>
2517 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2518 new ARRAY_REFs on variable size element or minimal index arrays.
2520 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2521 gimple_fold_indirect_ref.
2523 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2526 * arm.c (arm_override_options): Just return if the user has specified
2527 an invalid fpu name.
2529 2010-02-03 Jason Merrill <jason@redhat.com>
2532 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2533 i386_pe_maybe_record_exported_symbol.
2535 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2538 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2539 (pa_delegitimize_address): New function.
2541 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2543 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2544 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2546 2010-02-05 Richard Guenther <rguenther@suse.de>
2549 * lto-streamer-in.c (get_resolution): Deal with references
2550 to undefined functions.
2552 2010-02-05 Richard Guenther <rguenther@suse.de>
2554 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2555 (fold_const_aggregate_ref): Likewise.
2556 (ccp_fold_stmt): Substitute loads.
2557 (maybe_fold_reference): Verify types before substituting.
2559 (fold_gimple_assign): Unshare properly.
2560 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2562 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2564 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2565 for rs6000_gen_cell_microcode.
2567 2010-02-04 Richard Guenther <rguenther@suse.de>
2569 PR rtl-optimization/42952
2570 * dse.c (const_or_frame_p): Remove MEM handling.
2572 2010-02-04 Nick Clifton <nickc@redhat.com>
2574 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2575 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2576 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2577 (mn10300_asm_output_mi_thunk): New function.
2578 (mn10300_can_output_mu_thunk): New function.
2579 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2580 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2581 (FUNCTION_ARG): Delete incorrect comment.
2583 2010-02-03 Jason Merrill <jason@redhat.com>
2586 * fold-const.c (operand_equal_p): Handle erroneous types.
2588 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2590 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2592 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2594 PR rtl-optimization/42941
2595 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2598 2010-02-03 Jason Merrill <jason@redhat.com>
2601 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2603 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2606 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2607 (cselib_reset_table): Renamed from...
2608 (cselib_reset_table_with_next_value): ... this.
2609 (cselib_get_next_uid): Renamed from...
2610 (cselib_get_next_unknown_value): ... this.
2611 * cselib.c (next_uid): Renamed from...
2612 (next_unknown_value): ... this.
2613 (cselib_clear_table): Adjust.
2614 (cselib_reset_table): Adjust. Renamed from...
2615 (cselib_reset_table_with_next_value): ... this.
2616 (cselib_get_next_uid): Adjust. Renamed from...
2617 (cselib_get_next_unknown_value): ... this.
2618 (get_value_hash): Use hash.
2619 (cselib_hash_rtx): Likewise.
2620 (new_cselib_val): Adjust. Set and dump uid.
2621 (cselib_lookup_mem): Pass next_uid as hash.
2622 (cselib_subst_to_values): Likewise.
2623 (cselib_log_lookup): Dump uid.
2624 (cselib_lookup): Pass next_uid as hash. Adjust.
2625 (cselib_process_insn): Adjust.
2626 (cselib_init): Initialize next_uid.
2627 (cselib_finish): Adjust.
2628 (dump_cselib_table): Likewise.
2629 * dse.c (canon_address): Dump value uid.
2630 * print-rtl.c (print_rtx): Print value uid.
2631 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2633 (dv_uid): New function, sort of renamed from...
2634 (dv_htab_hash): ... this, reimplemented in terms of it and...
2635 (dv_uid2hash): ... this. New.
2636 (variable_htab_eq): Drop excess assertions.
2637 (tie_break_pointers): Removed.
2638 (canon_value_cmp): Compare uids.
2639 (variable_post_merge_New_vals): Print uids.
2640 (vt_add_function_parameters): Adjust.
2641 (vt_initialize): Reset table. Adjust.
2643 2010-02-03 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/42944
2646 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2647 (call_may_clobber_ref_p_1): Likewise. Properly handle
2648 malloc and calloc clobbering errno.
2650 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2652 * doc/invoke.texi: Fix name of sched1 dump.
2654 * opts.c (decode_options): Set flag_tree_switch_conversion
2655 only conditionally on optimize >= 2.
2657 * gcse.c: Assorted comment fixes in pass description.
2659 2010-02-03 Anthony Green <green@moxielogic.com>
2661 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2662 nop padding in order to maintain alignment of storage location of
2663 target function address.
2664 (moxie_trampoline_init): Store target function address at newly
2666 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2668 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2670 2010-02-03 Richard Guenther <rguenther@suse.de>
2673 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2675 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2677 * config.gcc: Reenable check for obsolete targets.
2678 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2679 mips-sgi-irix6.[0-4]*.
2681 2010-02-02 Nick Clifton <nickc@redhat.com>
2683 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2684 constant size of 4 as being the same as 0.
2685 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2686 can take values in the range 0..4.
2688 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2691 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2692 as _darwin10_Unwind_FindEnclosingFunction().
2693 * libgcc-libsystem.ver: New.
2695 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2698 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2699 implicitly set registers.
2701 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2703 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2704 (arm_override_options): Allow automatic selection of the thread
2705 pointer register if thumb2.
2706 (legitimize_pic_address): Improve code sequences for Thumb2.
2707 (arm_call_tls_get_addr): Likewise.
2708 (legitimize_tls_address): Likewise.
2709 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2710 (pic_load_addr_32bit): ... this. New named pattern.
2711 * thumb2.md (pic_load_addr_thumb2): Delete.
2712 (pic_load_dot_plus_four): Delete.
2713 (tls_load_dot_plus_four): New named pattern.
2715 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2718 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2719 Document fix for TLS bug.
2721 2010-01-31 Richard Guenther <rguenther@suse.de>
2723 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2724 conservatively correct.
2726 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2730 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2732 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2734 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2738 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2740 * config.gcc: Adjust order of makefile fragments for mingw targets.
2742 2010-01-31 Richard Guenther <rguenther@suse.de>
2745 * gimplify.c (gimplify_init_constructor): For volatile LHS
2746 initialize a temporary.
2748 2010-01-31 Matthias Klose <doko@ubuntu.com>
2750 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2752 * configure: Regenerate.
2754 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2756 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2757 the same alias set and their sizes different constantness.
2758 (aliasing_component_refs_p): Revert 2009-10-24 change.
2760 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2762 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2765 2010-01-29 Richard Guenther <rguenther@suse.de>
2767 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2768 Assert we successfully updated the call.
2770 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2772 PR rtl-optimization/42889
2773 * df.h (df_set_bb_dirty_nonlr): New prototype.
2774 * df-core.c (df_set_bb_dirty_nonlr): New function.
2775 * df-scan.c (df_insn_rescan): Call it instead of
2776 df_set_bb_dirty for DEBUG_INSNs.
2778 2010-01-29 Richard Guenther <rguenther@suse.de>
2781 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2782 quadratic behavior in most cases.
2784 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2788 in the call to gen_x86_movsicc_0_m1.
2790 2010-01-28 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/42871
2793 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2795 2010-01-28 Richard Guenther <rguenther@suse.de>
2797 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2798 into call arguments.
2800 2010-01-28 Richard Guenther <rguenther@suse.de>
2803 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2804 the forwarder if the destination is an EH landing pad.
2806 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2808 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2809 block list passed to gimple_duplicate_sese_tail.
2810 (parallelize_loops): Avoid parallelization when the function
2812 Avoid parallelization when the preheader is IRREDUCIBLE.
2813 Try to optimize when estimated_loop_iterations_int is unresolved.
2814 Add the loop's location to the dump file.
2815 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2816 (gimple_duplicate_sese_tail): Remove the check for the latch.
2817 Redirect nexits to the exit block.
2818 Remove handling of the incoming edges to the latch.
2819 Redirect the backedge from the copied latch to the exit bb.
2821 2010-01-28 Michael Matz <matz@suse.de>
2824 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2825 Wrap force_reg into a sequence, emit it before user.
2827 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2829 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2831 (arm_legacy_rev): Likewise.
2832 (thumb_legacy_rev): Likewise.
2834 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2836 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2837 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2838 on MEM's address failed, try avoid_constant_pool_reference and
2839 recurse if it returned something different.
2840 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2841 address, try avoid_constant_pool_reference and recurse if it
2842 returned something different.
2843 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2844 address and avoid_constant_pool_reference returned something
2845 different, don't set have_address.
2847 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2850 * var-tracking.c (val_store): Add modified argument, obey it.
2852 (count_uses): Move down logging of main.
2853 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2854 don't need resolution.
2855 (emit_notes_in_bb): Likewise.
2857 2010-01-27 Richard Guenther <rguenther@suse.de>
2860 * tree-inline.c (remap_decl): Delay remapping of SSA name
2861 default definitions until we need them.
2863 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2865 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2866 (rs6000_delegitimize_address): New function.
2868 * config/s390/s390.c (s390_delegitimize_address): Call
2869 delegitimize_mem_from_attrs.
2872 * tree-inline.c (cannot_copy_type_1): Removed.
2873 (copy_forbidden): Don't forbid copying of functions containing
2874 records/unions with variable length fields.
2876 2010-01-27 Christian Bruel <christian.bruel@st.com>
2880 * config/sh/sh.c (find_barrier): Increase length for non delayed
2881 conditional branches.
2883 2010-01-27 Matthias Klose <doko@ubuntu.com>
2885 * configure.ac (gnu-unique-object): Fix ldd version check.
2886 * configure: Regenerate.
2888 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2890 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2892 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2893 Test for HAVE_GNU_AS value.
2895 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2897 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2898 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2899 INT64_TYPE): Define.
2900 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2901 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2902 INT_LEAST64_TYPE): Define.
2903 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2904 UINT_LEAST64_TYPE): Define.
2905 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2906 INT_FAST64_TYPE): Define.
2907 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2908 UINT_FAST64_TYPE): Define.
2909 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2910 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2911 (SIG_ATOMIC_TYPE): Define.
2913 2010-01-26 Richard Guenther <rguenther@suse.de>
2915 * df-scan.c (df_scan_set_bb_info): Remove assert.
2916 (df_insn_rescan_debug_internal): Merge asserts.
2917 (df_install_ref): Likewise.
2918 (df_mark_reg): Use bitmap_set_range.
2919 (df_hard_reg_used_p): Remove assert.
2920 (df_hard_reg_used_count): Likewise.
2922 2010-01-26 Richard Guenther <rguenther@suse.de>
2924 PR rtl-optimization/42685
2925 * web.c (web_main): Ignore DEBUG_INSNs.
2927 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2929 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2931 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2932 Fix types of fndecl and arglist parameters.
2934 2010-01-26 Richard Guenther <rguenther@suse.de>
2937 * tree-eh.c (unsplit_eh): Skip debug insns.
2939 2010-01-26 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/42250
2942 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2944 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2947 * omp-low.c (expand_omp_sections): Only use single_pred if
2948 l2_bb is single_pred_p.
2950 2010-01-25 Christian Bruel <christian.bruel@st.com>
2953 * config/sh/sh.c (find_barrier): Increase length for non delayed
2954 conditional branches.
2955 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2957 2010-01-24 David S. Miller <davem@davemloft.net>
2959 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2960 define if not using GAS.
2961 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2962 Likewise. Delete SECTION_MERGE code, which is only applicable
2965 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2968 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2969 mangling of va_list in system headers.
2971 2010-01-23 Toon Moene <toon@moene.org>
2973 * tree-predcom.c (combine_chains): Return NULL, not false.
2975 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2977 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2978 initialization of variable res to agree with return type.
2980 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2982 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2983 * tree-sra.c: Add include of expr.h.
2985 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2987 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2988 insert the debug stmt on the single non-EH edge from the stmt.
2990 2010-01-22 Richard Henderson <rth@redhat.com>
2993 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2994 the RHS until after generate_subtree_copies has insertted its
2995 code before the current statement.
2997 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2999 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3001 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3003 2010-01-21 Martin Jambor <mjambor@suse.cz>
3005 PR tree-optimization/42585
3006 * tree-sra.c (struct access): New field grp_total_scalarization.
3007 (dump_access): Dump the new field.
3008 (should_scalarize_away_bitmap): New variable.
3009 (cannot_scalarize_away_bitmap): Likewise.
3010 (sra_initialize): Allocate new bitmaps.
3011 (sra_deinitialize): Free new bitmaps.
3012 (create_access_1): New function.
3013 (create_access): Parts moved to create_access_1.
3014 (type_consists_of_records_p): New function.
3015 (completely_scalarize_record): Likewise.
3016 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3017 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3018 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3020 (analyze_all_variable_accesses): Completely scalarize small eligible
3023 2010-01-21 Martin Jambor <mjambor@suse.cz>
3025 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3027 2010-01-21 Andrew Haley <aph@redhat.com>
3029 * gcc.c (process_command): Move lang_specific_driver before
3030 setting cc_libexec_prefix.
3032 2010-01-21 Richard Guenther <rguenther@suse.de>
3035 * fold-const.c (negate_expr_p): Pretend only negative
3036 real constants are easily negatable.
3038 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3039 Jason Merrill <jason@redhat.com>
3041 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3042 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3043 * calls.c (initialize argument_information): Handle it.
3044 * c-common.c (handle_transparent_union_attribute): Use new name.
3045 * c-decl.c (finish_struct): Ditto.
3046 * c-typeck.c (type_lists_compatible_p): Ditto.
3047 (convert_for_assignment): Use new name and also handle record.
3048 * function.c (aggregate_value_p): Handle it.
3049 (pass_by_reference): Ditto.
3050 (assign_parm_data_types): Ditto.
3051 * print-tree.c (print_node): Ditto.
3052 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3053 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3054 * tree.c (first_field): New fn.
3056 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3059 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3060 even when linking statically, for now.
3062 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3065 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3066 without a cselib val.
3067 (count_uses): Accept MO_VAL_SET with no val on stores.
3068 (add_stores): Likewise.
3070 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3072 * var-tracking.c (check_value_val): Add a compile time assertion.
3073 (dv_is_decl_p): Simplify.
3074 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3075 gcc_assert if ENABLE_CHECKING.
3077 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3080 * var-tracking.c: Include tree-flow.h.
3081 (mem_dies_at_call): New.
3082 (dataflow_set_preserve_mem_locs): Use it.
3083 (dataflow_set_remove_mem_locs): Likewise.
3084 (dump_var): Renamed from dump_variable. Adjust all callers.
3085 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3086 * Makefile.in (var-tracking.o): Adjust deps.
3088 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3090 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3092 2010-01-20 Richard Guenther <rguenther@suse.de>
3094 PR tree-optimization/42717
3095 * tree-ssa-dce.c (get_live_post_dom): Remove.
3096 (forward_edge_to_pdom): Take an arbitrary edge to copy
3097 degenerate PHI args from.
3098 (remove_dead_stmt): Use the first post-dominator even if it
3099 does not contain live statements as redirection destination.
3101 2010-01-20 Richard Guenther <rguenther@suse.de>
3103 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3105 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3107 * sel-sched.c (create_speculation_check): Remove set but not used
3109 (try_transformation_cache): Remove set but not used variable ds.
3110 (calculate_privileged_insns): Remove set but not used variables
3111 cur_insn and min_spec_insn.
3112 (find_best_expr): Remove set but not used variable avail_n.
3113 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3115 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3117 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3118 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3121 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3124 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3125 cpu types. Add support for *-sse3 cpu types.
3126 (x86_64-*-*): Ditto.
3128 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3131 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3132 argument, call initializer_constant_valid_p_1 instead of
3133 initializer_constant_valid_p, pass CACHE to it, return NULL
3134 immediately if first call returns NULL.
3135 (initializer_constant_valid_p_1): New function.
3136 (initializer_constant_valid_p): Use it.
3138 2010-01-20 Thomas Quinot <quinot@adacore.com>
3140 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3142 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3144 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3145 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3146 (loc_list_from_tree): Don't handle unsigned division. Handle
3147 signed modulo using DW_OP_{over,over,div,mul,minus}.
3148 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3149 modulo instead of signed.
3151 2010-01-20 DJ Delorie <dj@redhat.com>
3153 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3155 (h8300_emit_stack_adjustment): Propogate it.
3157 (h8300_expand_prologue): Likewise.
3158 (h8300_expand_epilogue): Likewise.
3160 2010-01-19 Michael Matz <matz@suse.de>
3162 PR tree-optimization/41783
3163 * tree-data-ref.c (toplevel): Include flags.h.
3164 (dump_data_dependence_relation): Also dump the inputs if the
3165 result will be unknown.
3166 (split_constant_offset_1): Look through some conversions.
3167 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3168 the offset from last element is too large.
3169 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3170 (reassociate_to_the_same_stmt): Handle vector registers.
3171 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3173 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3174 wide_prolog_niters argument, emit widening instructions.
3175 (vect_do_peeling_for_alignment): Adjust caller, use widened
3176 variant of the iteration cound.
3177 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3179 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3182 * config/arm/neon-testgen.m (emit_automatics): New parameter
3183 features. Adjust for Fixed_return_reg feature.
3184 (test_intrinsic): Call emit_automatics with new feature.
3185 * config/arm/neon.ml: Update copyright years.
3186 (features): New Fixed_return_reg feature.
3187 (ops): Update feature for Vget_low.
3189 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3191 PR tree-optimization/42719
3192 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3196 * fwprop.c (all_uses_available_at): Return false if def_set dest
3197 is a REG that is used in def_insn.
3199 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3201 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3203 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3206 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3208 * target.h (struct gcc_target) <secondary_reload>: Change type
3209 of last argument to secondary_reload_info *.
3211 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3214 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3215 memory references with unaligned offsets. Remove CQImode handling.
3216 (unaligned_memory_operand): Return 1 for memory references with
3217 unaligned offsets. Remove CQImode handling.
3219 2010-01-18 Richard Guenther <rguenther@suse.de>
3222 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3225 2010-01-18 Richard Guenther <rguenther@suse.de>
3227 PR tree-optimization/42781
3228 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3229 restrict processing only if the original variable was artificial.
3231 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3233 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3234 find number of popped argument bytes.
3236 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3237 Fix the text that describes the return value for invalid insns.
3239 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3241 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3242 Clarify what 'cost of the -dependence' is. Fix quoting.
3244 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3245 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3247 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3249 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3250 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3252 2010-01-17 Richard Guenther <rguenther@suse.de>
3255 * function.c (split_complex_args): Take a VEC to modify.
3256 (assign_parms_augmented_arg_list): Build a VEC instead of
3257 a chain of PARM_DECLs.
3258 (assign_parms_unsplit_complex): Take a VEC of arguments.
3259 Do not fixup unmodified parms.
3260 (assign_parms): Deal with the VEC.
3261 (gimplify_parameters): Likewise.
3263 2010-01-17 Richard Guenther <rguenther@suse.de>
3265 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3266 node existence check.
3267 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3268 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3269 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3270 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3271 (gimple_execute_on_growing_pred): Likewise.
3273 2010-01-17 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/42773
3276 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3277 (compute_antic_aux): Likewise.
3278 (compute_partial_antic_aux): Likewise.
3280 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3283 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3286 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3288 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3291 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3292 Fix markup for strict argument.
3294 (TARGET_SCHED_REORDER2): Fix argument types.
3296 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3297 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3299 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3300 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3302 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3305 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3306 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3307 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3308 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3309 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3311 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3313 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3315 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3316 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3318 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3320 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3323 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3325 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3326 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3328 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3330 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3332 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3333 referring to it. Fix language.
3335 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3337 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3339 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3341 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3343 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3344 '@var{stream}. Remove stray 'and'.
3346 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3348 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3350 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3352 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3353 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3355 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3356 Fix description of return value.
3357 Rename argument "sz" to "len."
3359 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3360 Clarify meaning of 'true' return value.
3362 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3364 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3365 rep_mode versus mode_rep.
3367 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3369 (TARGET_BUILTIN_DECL): Fix name.
3371 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3373 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3375 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3377 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3379 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3381 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3384 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3385 Rename argument tm_fn to md_fn.
3387 (TARGET_OPTION_PRINT): Fix argument list.
3389 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3392 * config/i386/i386.c (ix86_fixup_binary_operands):
3393 Revert FMA4 fixup of operands.
3395 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3398 * Makefile.in (write_entries_to_file, install-plugin):
3399 Use \012 instead of \n with tr.
3401 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3403 * configure.ac (HAVE_AS_REF): New C macro.
3404 * configure: Regenerate.
3405 * config.in: Likewise.
3406 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3408 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3411 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3413 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3415 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3417 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3419 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3421 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3423 (TARGET_BINDS_LOCAL_P): Fix argument type.
3425 (TARGET_ASM_FILE_END): Use prototype.
3427 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3429 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3431 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3433 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3435 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3436 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3438 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3439 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3441 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3442 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3443 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3444 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3446 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3448 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3450 (TARGET_INIT_BUILTINS): Use prototype.
3452 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3453 Put 'const char *' in braces. Fix parameter types.
3454 (TARGET_INVALID_CONVERSION): Fix parameter types.
3455 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3456 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3458 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3461 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3463 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3465 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3467 * doc/tm.texi (TARGET_HELP): Fix return type.
3469 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3470 in braces. Fix argument types.
3472 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3474 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3476 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3478 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3479 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3481 (TARGET_MANGLE_TYPE): Fix argument types.
3483 (TARGET_IRA_COVER_CLASSES): Use prototype.
3485 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3487 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3489 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3491 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3493 (TARGET_CALLEE_COPIES): Fix argument types.
3495 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3497 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3499 (TARGET_FUNCTION_VALUE): Fix argument types.
3501 (TARGET_RETURN_IN_MSB): Fix argument type.
3503 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3505 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3507 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3509 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3510 agree with return type.
3512 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3514 2010-01-15 Jing Yu <jingyu@google.com>
3516 PR rtl-optimization/42691
3517 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3518 a pseudo to a constant and are merged, and adjust comments.
3520 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3522 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3524 2010-01-15 Richard Guenther <rguenther@suse.de>
3527 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3528 labels of computed or non-local gotos to the destination.
3529 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3530 landing pad label is the first label.
3532 2010-01-15 Richard Guenther <rguenther@suse.de>
3534 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3536 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3539 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3540 to allow generation of the xssqrtdp instruction on power7.
3541 (sqrtdf2_fpr): Ditto.
3543 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3546 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3547 functions with noreturn attribute.
3550 * varasm.c (declare_weak): Add weak attribute to decl if it
3551 doesn't have one already.
3552 (assemble_external): Only add decls to weak_decls if they also
3553 have weak attribute.
3555 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3557 * var-tracking.c (var_reg_delete): Don't delete the association
3558 between REGs and values or one-part variables if the register
3561 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3564 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3565 because its first operand is a non-localized variable.
3567 2010-01-14 Martin Jambor <mjambor@suse.cz>
3569 PR tree-optimization/42706
3570 * tree-sra.c (encountered_recursive_call): New variable.
3571 (encountered_unchangable_recursive_call): Likewise.
3572 (sra_initialize): Initialize both new variables.
3573 (callsite_has_enough_arguments_p): New function.
3574 (scan_function): Call decl and flags check only for IPA-SRA, check
3575 whether there is a recursive call and whether it has enough arguments.
3576 (all_callers_have_enough_arguments_p): New function.
3577 (convert_callers): Look for recursive calls only when
3578 encountered_recursive_call is set.
3579 (ipa_early_sra): Bail out either if
3580 !all_callers_have_enough_arguments_p or
3581 encountered_unchangable_recursive_call.
3583 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3585 * sel-sched.c: Add 2010 to copyright years.
3586 * sel-sched-ir.c: Likewise.
3587 * sel-sched-ir.h: Likewise.
3589 2010-01-14 Martin Jambor <mjambor@suse.cz>
3591 PR tree-optimization/42714
3592 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3593 constructors specially.
3595 2010-01-14 Andi Kleen <ak@linux.intel.com>
3597 * config/i386/drivers-i386.c (detect_caches_intel):
3598 Add l2sizekb parameter and fill in.
3599 (host_detect_local_cpu): Add l2sizekb, fill in.
3600 Add Atom small cache heuristic.
3602 2010-01-14 Andi Kleen <ak@linux.intel.com>
3604 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3605 Add level3 parameter and fill in.
3606 (detect_caches_intel): Handle level3 cache.
3608 2010-01-14 Andi Kleen <ak@linux.intel.com>
3610 * config/i386/drivers-i386.c (host_detect_local_cpu):
3611 Fix core duo detection.
3613 2010-01-14 Andi Kleen <ak@linux.intel.com>
3615 * config/i386/drivers-i386.c (host_detect_local_cpu):
3618 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3620 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3621 (rs6000_variable_issue_1): this. Use...
3622 (rs6000_variable_issue): here. Reimplement. Print debug info.
3624 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3626 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3627 sel_restore_notes. Update all callers. Call reemit_notes
3630 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3632 PR rtl-optimization/42246
3633 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3636 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3638 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3639 all successors is the same as number of successors in current region.
3641 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3643 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3644 to rename is not separable. Otherwise check that its LHS is not NULL.
3646 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3648 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3650 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3652 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3653 available registers when failed to discover LHS register class.
3654 Fix indentation. Update comment.
3656 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3657 Alexander Monakov <amonakov@ispras.ru>
3659 PR rtl-optimization/42389
3660 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3662 (advance_state_on_fence): Likewise.
3663 (sel_target_adjust_priority): Print debug output only when
3664 sched_verbose >= 4, not 2.
3665 (get_expr_cost): Do not issue all unique insns on the next cycle.
3666 (fill_insns): Initialize can_issue_more from the value saved
3668 * sel-sched-ir.c (flist_add): New parameter issue_more.
3669 Init FENCE_ISSUE_MORE with it.
3670 (merge_fences): Likewise.
3671 (init_fences): Update call to flist_add.
3672 (add_to_fences, add_clean_fence_to_fences)
3673 (add_dirty_fence_to_fences): Likewise.
3674 (move_fence_to_fences): Update call to merge_fences.
3675 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3677 * sel-sched-ir.h (struct _fence): New field issue_more.
3678 (FENCE_ISSUE_MORE): New accessor macro.
3680 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3682 PR rtl-optimization/42388
3683 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3684 that have no predecessors nor successors. Do not call move_bb_info
3685 for empty blocks outside of current region.
3687 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3689 PR rtl-optimization/42294
3690 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3691 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3692 originators' originators.
3694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3696 PR rtl-optimization/39453
3697 PR rtl-optimization/42246
3698 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3700 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3702 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3703 Alexander Monakov <amonakov@ispras.ru>
3706 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3707 (maybe_tidy_empty_bb): ... here. Make static. Add new
3708 argument. Update all callers.
3709 (tidy_control_flow): ... and here. Recompute topological order
3710 of basic blocks in region if necessary.
3711 (sel_redirect_edge_and_branch): Change return type. Return true
3712 if topological order might have been invalidated.
3713 (purge_empty_blocks): Export and move from...
3714 * sel-sched.c (purge_empty_blocks): ... here.
3715 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3716 (maybe_tidy_empty_bb): Delete prototype.
3717 (purge_empty_blocks): Declare.
3719 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3721 PR rtl-optimization/42249
3722 * sel-sched.c (try_replace_dest_reg): When chosen register
3723 and original register is the same, do not bail out early, but
3724 still check all original insns for validity of replacing destination
3725 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3728 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3731 Port from no-undefined-overflow branch:
3732 2009-03-09 Richard Guenther <rguenther@suse.de>
3734 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3736 2010-01-14 Richard Guenther <rguenther@suse.de>
3739 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3741 2010-01-14 Ira Rosen <irar@il.ibm.com>
3743 PR tree-optimization/42709
3744 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3745 as scalar type in creation of constant vector operand.
3747 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3750 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3751 (check-parallel-%): Match `testsuite' directory component only
3754 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3756 PR translation/39521
3757 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3760 2010-01-13 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/42730
3763 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3766 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3769 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3770 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3773 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3775 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3776 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3777 ___umulsi3_highpart.
3779 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3780 rather than schedule_insns if the pass is enabled.
3782 2010-01-13 Martin Jambor <mjambor@suse.cz>
3784 PR tree-optimization/42704
3785 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3788 2010-01-13 Martin Jambor <mjambor@suse.cz>
3790 PR tree-optimization/42703
3791 * tree-sra.c (analyze_access_subtree): Check that we can build a
3792 reference to the original data within the aggregate.
3794 2010-01-13 Richard Guenther <rguenther@suse.de>
3796 PR tree-optimization/42705
3797 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3799 2010-01-13 Richard Guenther <rguenther@suse.de>
3802 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3804 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3807 * var-tracking.c (values_to_unmark): New variable.
3808 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3809 values_to_unmark vector. Moved body to...
3810 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3811 instead queue it into values_to_unmark vector.
3812 (vt_find_locations): Free values_to_unmark vector.
3814 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3816 * config/s390/s390.c (override_options): Set
3817 default of max-pending-list-length to 256
3819 2010-01-13 Richard Guenther <rguenther@suse.de>
3822 * tree-pass.h (PROP_gimple_lcx): New.
3823 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3824 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3825 before the final cleanup_eh.
3826 (dump_properties): Dump PROP_gimple_lcx.
3827 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3828 (tree_lower_complex_O0): Remove.
3829 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3830 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3831 tree_lower_complex, schedule TODO_update_ssa.
3832 * lto-streamer-out.c (output_function): Stream the functions
3834 * lto-streamer-in.c (input_function): Likewise.
3835 (lto_read_body): Do not override them here.
3837 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3840 * c-typeck.c (build_c_cast): Fold value cast to union type before
3841 wrapping it in a CONSTRUCTOR.
3843 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3845 PR rtl-optimization/42699
3846 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3849 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3851 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3852 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3853 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3854 SUBTARGET_WARN_UNUSED_SPEC): ... here
3855 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3857 2010-01-12 Julian Brown <julian@codesourcery.com>
3859 * config/arm/neon-schedgen.ml (Utils): Don't try to
3860 open missing module.
3861 (find_with_result): New.
3863 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3866 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3867 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3869 PR tree-optimization/42645
3870 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3871 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3872 decl_map, set processing_debug_stmt to -1 and return name without
3875 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3877 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3878 binutils version, and reword target configuration description.
3880 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3882 * config/avr/avr.h (LINKER_NAME): Remove.
3884 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3887 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3888 that support VSX, warn for -mno-altivec if vsx is not disabled,
3891 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3892 Shujing Zhao <pearly.zhao@oracle.com>
3894 PR translation/42469
3895 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3896 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3897 character between option name and help text.
3898 * c.opt (imultilib): Likewise.
3900 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3902 * lto-streamer-out.c (output_unreferenced_globals): Output static
3905 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3907 PR rtl-optimization/42621
3908 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3909 optimizing for size.
3910 (duplicate_computed_gotos): Remove now-redundant check.
3912 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3915 * configure.ac: Save and restore LDFLAGS and LIBS
3916 * configure: Regenerate.
3918 2010-01-10 Richard Guenther <rguenther@suse.de>
3921 * builtins.c (fold_builtin_strlen): Add type argument and
3922 convert the resulting length to it.
3923 (fold_builtin_1): Adjust.
3925 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3927 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3928 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3930 (num_insns_constant_wide): Adjust for that change.
3932 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3935 * web.c (union_defs): Add used argument, to combine uses of
3937 (entry_register): Adjust type and tests of used argument.
3938 (web_main): Widen used for new use. Pass it to union_defs.
3939 * df.h (union_defs): Adjust prototype.
3941 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3944 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3945 uses in new incoming argument. Free body.
3946 (reset_debug_uses_in_loop): New.
3947 (analyze_insn_to_expand_var): Call the latter if the former found
3948 anything. Fix whitespace. Reject invalid dest overlaps before
3949 going through all insns in the loop.
3951 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3954 * haifa-sched.c (dying_use_p): Debug insns don't count.
3956 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3959 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3960 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3961 (verify_gimple_call): Reject LHS in noreturn calls.
3963 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3967 * tree-vect-loop-manip.c (adjust_info): New type.
3968 (adjust_vec): New pointer to vector.
3969 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3970 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3971 (slpeel_update_phis_for_duplicate_loop): Use them.
3972 (slpeel_update_phi_nodes_for_guard1): Likewise.
3973 (slpeel_update_phi_nodes_for_guard2): Likewise.
3974 (slpeel_tree_peel_loop_to_edge): Likewise.
3975 (vect_update_ivs_after_vectorizer): Likewise.
3977 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3979 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3980 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3982 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3984 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3985 bogus uninitialized warning.
3987 2010-01-09 Richard Guenther <rguenther@suse.de>
3990 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3991 the evolution is compatible with the initial condition.
3993 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3995 * gcc.c (process_command): Update copyright notice dates.
3996 * gcov.c (print_version): Likewise.
3997 * gcov-dump.c (print_version): Likewise.
3998 * mips-tfile.c (main): Likewise.
3999 * mips-tdump.c (main): Likewise.
4001 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4004 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4006 (rotlhi3_8): Delete.
4008 (rotlsi3_8): Delete.
4009 (rotlsi3_16): Delete.
4010 (rotlsi3_24): Delete.
4012 (*rotw<mode>3): New.
4013 (*rotb<mode>3): New.
4014 * config/avr/avr.c (avr_rotate_bytes): New function.
4015 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4017 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4020 * configure.ac: Modify -rdynamic check.
4021 * configure: Regenerate.
4023 2010-01-08 DJ Delorie <dj@redhat.com>
4025 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4026 register popping order.
4028 2010-01-08 Richard Guenther <rguenther@suse.de>
4031 * c.opt (fsigned-char): Also let LTO handle this option.
4032 (funsigned-char): Likewise.
4034 2010-01-07 Richard Guenther <rguenther@suse.de>
4036 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4037 (gimple_op): Likewise.
4038 (gimple_op_ptr): Likewise.
4039 (gimple_assign_set_lhs): Remove gcc_assert.
4040 (gimple_assign_set_rhs1): Likewise.
4041 (gimple_assign_set_rhs2): Likewise.
4042 (gimple_call_set_lhs): Likewise.
4043 (gimple_call_set_fn): Likewise.
4044 (gimple_call_set_fndecl): Likewise.
4045 (gimple_call_fndecl): Likewise.
4046 (gimple_call_return_type): Likewise.
4047 (gimple_call_set_chain): Likewise.
4048 (gimple_call_num_args): Likewise.
4049 (gimple_call_set_arg): Likewise.
4050 (gimple_cond_set_code): Likewise.
4051 (gimple_cond_set_lhs): Likewise.
4052 (gimple_cond_set_rhs): Likewise.
4053 (gimple_cond_set_true_label): Likewise.
4054 (gimple_cond_set_false_label): Likewise.
4055 (gimple_label_set_label): Likewise.
4056 (gimple_goto_set_dest): Likewise.
4057 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4058 (gimple_debug_bind_get_value): Likewise.
4059 (gimple_debug_bind_get_value_ptr): Likewise.
4060 (gimple_debug_bind_set_var): Likewise.
4061 (gimple_debug_bind_set_value): Likewise.
4062 (gimple_debug_bind_reset_value): Likewise.
4063 (gimple_debug_bind_has_value_p): Likewise.
4064 (gimple_return_retval_ptr): Remove gcc_assert.
4065 (gimple_return_retval): Likewise.
4066 (gimple_return_set_retval): Likewise.
4067 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4068 (safe_referenced_var_iterator): Remove.
4069 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4070 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4071 (fill_referenced_var_vec): Remove.
4072 (first_readonly_imm_use): Remove redundant gcc_assert.
4073 (phi_arg_index_from_use): Combine gcc_asserts.
4074 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4075 (first_imm_use_stmt): Remove redundant gcc_assert.
4076 * tree-cfg.c (verify_gimple_call): Verify function and chain
4077 operands. Verify arguments.
4078 (verify_types_in_gimple_stmt): Verify condition code and labels.
4080 2010-01-07 Richard Guenther <rguenther@suse.de>
4082 PR tree-optimization/42641
4083 * sese.c (rename_map_elt_info): Use the SSA name version, do
4086 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4088 PR tree-optimization/42625
4089 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4090 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4092 2010-01-07 Duncan Sands <baldrick@free.fr>
4094 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4096 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4099 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4100 note itself is not function_invariant_p.
4102 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4104 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4105 Do not add the DF_NOTE problem.
4106 * store-motion.c (execute_rtl_store_motion): Likewise.
4108 2010-01-07 Martin Jambor <mjambor@suse.cz>
4110 PR tree-optimization/42157
4111 * tree-sra.c (compare_access_positions): Stabilize sort if both
4112 accesses have integer types, return zero immediately if they are the
4115 2010-01-06 Richard Henderson <rth@redhat.com>
4118 * haifa-sched.c (add_to_note_list): Merge into ...
4119 (concat_note_lists): ... here, and ...
4120 (unlink_other_notes, rm_other_notes): Merge into...
4121 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4122 NOTE_INSN_EPILOGUE_BEG.
4124 2010-01-06 Richard Guenther <rguenther@suse.de>
4126 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4127 not inline regular functions into always-inline functions.
4129 2010-01-06 Nick Clifton <nickc@redhat.com>
4131 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4132 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4134 (OVERRIDE_OPTIONS): Delete.
4135 (OPTIMIZATION_OPTIONS): Define.
4136 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4137 * config/rx/rx.c (rx_handle_option): Issue an error message if
4138 -mcpu=rx200 and -fpu are used together.
4139 (rx_set_optimization_options): New function. Issue an error
4140 message if an optimization attribute attempts to reset the FPU/
4141 math optimization pairing.
4142 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4143 * config/rx/rx.opt: Set the default to 32-bit doubles.
4144 * config/rx/t-rx: Add multilibs for -nofpu option.
4145 * doc/invoke.texi: Update documentation of RX options.
4147 2010-01-06 Richard Guenther <rguenther@suse.de>
4149 * tree-ssa-pre.c (name_to_id): New global.
4150 (alloc_expression_id): Simplify SSA name handling.
4151 (lookup_expression_id): Likewise.
4152 (init_pre): Zero name_to_id.
4153 (fini_pre): Free it.
4155 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4157 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4159 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4162 * config/i386/sse.md (smaxv2di3): New.
4163 (umaxv2di3): Likewise.
4164 (sminv2di3): Likewise.
4165 (uminv2di3): Likewise.
4167 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4170 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4171 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4172 (legitimize_tls_address): Likewise.
4173 (sparc_tls_referenced_p): Likewise.
4174 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4175 and adjust calls to legitimize_pic_address.
4176 (legitimate_constant_p) Use sparc_tls_referenced_p.
4177 (legitimate_pic_operand_p): Likewise.
4178 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4179 (sparc_tls_symbol_ref_1): Delete.
4180 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4181 (legitimize_tls_address): Make static, handle CONST patterns.
4182 (legitimize_pic_address): Make static, remove unused parameter and
4183 adjust recursive calls.
4184 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4185 and adjust call to legitimize_pic_address.
4186 (sparc_output_mi_thunk): Likewise.
4188 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4189 H.J. Lu <hongjiu.lu@intel.com>
4192 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4193 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4194 operands to make them signed.
4197 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4201 GTU to GT for V4SI and V2DI.
4203 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4204 (umin<mode>3): Removed.
4206 (uminv4si3): Likewise.
4208 2010-01-05 Martin Jambor <mjambor@suse.cz>
4210 PR tree-optimization/42462
4211 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4212 current_function_decl to helper functions and macros.
4214 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4217 * flags.h: Don't include real.h.
4218 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4219 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4220 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4221 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4222 * dominance.c: Update copyright.
4223 * gimple.c (walk_gimple_op): Remove inline.
4224 * tree-ssa-reassoc.c: Include real.h.
4225 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4226 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4228 2010-01-05 Nick Clifton <nickc@redhat.com>
4230 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4231 register to push into the stack frame when the accumulator has to
4232 be saved during interrupts.
4234 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4236 * doc/invoke.texi: Remove the documentation about option
4238 * common.opt (Wunreachable-code): Preserved for backward
4240 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4241 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4242 the backward compatibility flag section.
4244 2010-01-05 Richard Guenther <rguenther@suse.de>
4246 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4248 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4251 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4253 PR tree-optimization/42508
4254 * tree-sra.c (convert_callers): Check for recursive call
4255 by comparing cgraph nodes instead of decls.
4256 (modify_function): Call ipa_modify_formal_parameters also
4257 on all same_body aliases.
4259 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4260 cgraph nodes when checking for same_body aliases.
4262 2010-01-05 Richard Guenther <rguenther@suse.de>
4264 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4265 allocation and lookup.
4266 (get_or_alloc_expr_for_constant): Likewise.
4267 (phi_translate): Sink allocation.
4269 2010-01-04 Richard Guenther <rguenther@suse.de>
4271 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4272 a new entry only if needed.
4273 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4274 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4276 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4278 (phi_translate): Handle CONSTANTs early.
4280 2010-01-04 Martin Jambor <mjambor@suse.cz>
4282 PR tree-optimization/42398
4283 * tree-sra.c (struct access): Removed flag grp_different_types.
4284 (dump_access): Do not dump the removed flag.
4285 (sort_and_splice_var_accesses): Do not set the removed flag.
4286 (sra_modify_expr): Check for type compatibility directly.
4288 2010-01-04 Martin Jambor <mjambor@suse.cz>
4290 PR tree-optimization/42366
4291 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4292 edges with variable number of parameters.
4293 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4294 flag instead of asserting it.
4295 (ipa_read_node_info): Read uses_analysis_done flag.
4297 2010-01-04 Richard Guenther <rguenther@suse.de>
4299 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4300 iterative_hash_* as intended.
4301 (vn_reference_compute_hash): Likewise. Simplify hashing
4303 (vn_reference_lookup_2): Likewise.
4304 (vn_nary_op_compute_hash): Likewise.
4305 (vn_phi_compute_hash): Likewise.
4306 (expressions_equal_p): Remove strange code.
4307 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4308 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4309 (bitmap_insert_into_set_1): Take value-id as parameter.
4310 (add_to_value): Pass it.
4311 (bitmap_insert_into_set): Likewise.
4312 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4314 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4317 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4318 (do_self_spec): For switches with SWITCH_IGNORE set set also
4319 SWITCH_IGNORE_PERMANENTLY.
4320 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4323 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4325 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4326 tree of an unreferenced global var.
4328 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4331 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4332 GTU to GT for V4SI and V2DI.
4334 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4335 (umin<mode>3): Removed.
4337 (uminv4si3): Likewise.
4339 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4342 * collect2.c (main): Turn on trace in collect2 if -v is passed
4345 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4347 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4348 description of expression operand.
4350 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4352 * configure.ac: Add install-html to target_list for Make-hooks.
4353 * configure: Regenerate.
4354 * fortran/Make-lang.in (F95_HTMLFILES): New.
4355 (fortran.html): Use it.
4356 (fortran.install-html): New.
4357 * Makefile.in (install-html): Add lang.install-html.
4358 * java/Make-lang.in (JAVA_HTMLFILES): New.
4359 (java.html): Use it.
4360 (java.install-html): New.
4361 * objc/Make-lang.in (objc.install-html): New.
4362 * objcp/Make-lang.in (obj-c++.install-html): New.
4363 * cp/Make-lang.in (c++.install-html): New.
4364 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4365 * lto/Make-lang.in (lto.install-html): New.
4367 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4370 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4372 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4374 PR rtl-optimization/41862
4375 * store-motion.c (store_killed_in_insn, compute_store_table,
4376 remove_reachable_equiv_notes, replace_store_insn,
4377 build_store_vectors): Ignore all DEBUG_INSNs.
4379 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4382 * common.opt: Add dumpdir.
4384 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4386 (option_map): Add --dumpdir.
4388 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4390 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4392 * opts.c (decode_options): Try dump_dir_name first if
4393 dump_base_name isn't an absolute path.
4394 (common_handle_option): Handle OPT_dumpdir.
4396 * toplev.c (dump_dir_name): New.
4397 (print_switch_values): Also ignore -dumpdir.
4399 * toplev.h (dump_dir_name): New.
4401 2010-01-03 Richard Guenther <rguenther@suse.de>
4403 PR tree-optimization/42589
4404 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4405 double-word expansion of bswap32.
4407 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4409 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4410 with BLOCK_FOR_INSN.
4411 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4412 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4413 noce_process_if_block): Likewise.
4414 * gcse.c (compute_local_properties, insert_expr_in_table,
4415 insert_set_in_table, canon_list_insert, find_avail_set,
4416 pre_insert_copy_insn): Likewise.
4418 * basic-block.h (BLOCK_NUM): Move from here...
4419 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4421 2010-01-03 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/42438
4424 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4425 contains_may_not_return_call flag.
4426 (BB_MAY_NOTRETURN): New.
4427 (valid_in_sets): Trapping nary operations are not valid
4428 in blocks that may not return.
4429 (insert_into_preds_of_block): Remove check for trapping expressions.
4430 (compute_avail): Compute also BB_MAY_NOTRETURN.
4432 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4434 * doc/invoke.texi: Add 2010 to copyright years.
4436 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4438 * config/sparc/sparc.c: Fix formatting nits.
4440 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4441 Alexander Monakov <amonakov@ispras.ru>
4443 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4445 2010-01-02 Richard Guenther <rguenther@suse.de>
4448 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4449 (simplify_switch_using_ranges): Mark to be removed edges
4452 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4454 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4456 * collect2.c (scan_libraries): Add missing argument in call to
4459 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4462 * config/alpha/predicates.md (aligned_memory_operand): Return false
4464 (unaligned_memory_operand): Return true for CQImode.
4465 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4466 doesn not cross aligned SImode word boundary.
4468 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4470 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4472 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4473 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4475 2010-01-02 Richard Guenther <rguenther@suse.de>
4478 * toplev.c (compile_file): Emit LTO marker properly. Change
4480 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4482 2010-01-01 Richard Guenther <rguenther@suse.de>
4485 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4487 2010-01-01 Richard Guenther <rguenther@suse.de>
4490 * c-decl.c (grokdeclarator): For zero-size arrays force
4491 structural equality checks as layout_type does.
4493 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4495 * builtins.c: Update copyright to 2010.
4497 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4500 * lto-streamer-out.c (produce_asm): Revert the last change.
4501 (copy_function): Likewise.
4503 * lto-streamer.c (lto_get_section_name): Skip any leading
4506 2010-01-01 Richard Guenther <rguenther@suse.de>
4509 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4513 Copyright (C) 2010 Free Software Foundation, Inc.
4515 Copying and distribution of this file, with or without modification,
4516 are permitted in any medium without royalty provided the copyright
4517 notice and this notice are preserved.