1 2010-03-31 Jie Zhang <jie@codesourcery.com>
4 * reload.h (caller_save_initialized_p): Declare.
5 * toplev.c (backend_init_target): Don't call
6 init_caller_save but set caller_save_initialized_p
8 * caller-save.c (caller_save_initialized_p): Define.
9 (init_caller_save): Check caller_save_initialized_p.
10 * ira.c (ira): Call init_caller_save if flag_caller_saves.
12 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
15 * cselib.c (n_useless_values): Document handling of debug locs.
16 (n_useless_debug_values, n_debug_values): New variables.
17 (new_elt_loc_list): Don't add to debug values, keep count.
18 (promote_debug_loc): New.
19 (cselib_reset_table): Zero new variables.
20 (entry_and_rtx_equal_p): Promote debug locs.
21 (discard_useless_locs): Increment n_useless_debug_values for
23 (remove_useless_values): Adjust n_useless_values and n_debug_values
24 with n_useless_debug_values.
25 (add_mem_for_addr): Promote debug locs.
26 (cselib_lookup_mem): Likewise.
27 (cselib_lookup_addr): Renamed to...
28 (cselib_lookup_addr_1): ... this. Promote debug locs.
30 (cselib_log_lookup): ... this. Turn into...
31 (cselib_lookup_addr): ... new wrapper.
32 (cselib_lookup_from_insn): New.
33 (cselib_invalidate_regno): Increment n_useless_debug_values for
35 (cselib_invalidate_mem): Likewise.
36 (cselib_process_insn): Take n_deleted and n_debug_values into
37 account to guard remove_useless_value call.
38 (cselib_finish): Zero n_useless_debug_values.
39 * cselib.h (cselib_lookup_from_insn): Declare.
40 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
41 (sched_analyze_2): Likewise.
43 2010-03-30 Jakub Jelinek <jakub@redhat.com>
45 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
47 (adjust_mems): Replace narrowing SUBREG of expression containing
48 just PLUS, MINUS, MULT and ASHIFT of registers and constants
49 with operations in the narrower mode.
52 * var-tracking.c (dataflow_set_clear_at_call): Invalidate
53 just regs_invalidated_by_call instead all call_used_reg_set
56 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
59 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
60 pointer comparisons with types_compatible_p.
61 * tree-vect-stmts.c (vectorizable_call): Same.
62 (vectorizable_condition): Same.
64 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
66 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
67 stack check if the mask would be zero.
69 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
70 Jack Howarth <howarth@bromo.med.uc.edu>
72 * tree-profile.c (tree_init_ic_make_global_vars): Make static
75 2010-03-30 Joseph Myers <joseph@codesourcery.com>
78 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
80 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
81 Include ___unordxf2 and ___unordtf2.
82 * config/i386/libgcc-glibc.ver: Do not define inheritance from
85 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
87 * config/lm32/t-lm32: New file.
88 * config.gcc: Use the above file when targetting lm32.
90 2010-03-28 Duncan Sands <baldrick@free.fr>
92 * Makefile.in (PLUGIN_HEADERS): Add except.h.
94 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
97 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
98 Improve vectorization cost model diagnostic.
100 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
103 * tree-vect-data-refs.c (vect_analyze_data_refs): When
104 compute_data_dependences_for_loop returns false, early exit
105 and output an extra diagnostic for the failed data reference
108 2010-03-29 Richard Guenther <rguenther@suse.de>
110 PR tree-optimization/43560
111 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
113 (can_sm_ref_p): Treat stores to readonly locations as
116 2010-03-29 Jie Zhang <jie@codesourcery.com>
119 * toplev.c (process_options): Set optimization_default_node
120 and optimization_current_node.
121 * opts.c (decode_options): Don't set optimization_default_node
122 and optimization_current_node.
124 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
126 * config/rtems.h: Abandon -qrtems_debug.
128 2010-03-28 Jan Hubicka <jh@suse.cz>
130 PR tree-optimization/43505
131 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
132 map should not be copied.
134 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
137 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
138 cdtors, set DECL_PRESERVE_P.
139 * ipa.c (cgraph_externally_visible_p): Return true if declaration
142 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
144 PR tree-optimization/43528
145 * stor-layout.c (place_field): Check that constant fits into
146 unsigned HWI when skipping calculation of MS bitfield layout.
148 2010-03-27 Jan Hubicka <jh@suse.cz>
151 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
152 notice_global_symbol work.
154 2010-03-27 Jakub Jelinek <jakub@redhat.com>
156 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
157 instead of dwarf2out_decl.
158 (struct var_loc_node): Remove section_label field.
159 (dwarf2out_function_decl): New function.
160 (dwarf2out_var_location): Don't set section_label field.
161 (dwarf2out_begin_function): Don't empty decl_loc_table here.
163 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
165 PR tree-optimization/43544
166 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
167 First argument for builtin vectorized function hook is now a
168 tree to be able to distinguish between machine specific and
170 * targhooks.c (default_builtin_vectorized_function): Ditto.
171 * targhooks.h (default_builtin_vectorized_function): Ditto.
172 * target.h (struct gcc_target): Ditto.
173 * tree-vect-stmts.c (vectorizable_function): Ditto.
174 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
175 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
178 2010-03-26 Joseph Myers <joseph@codesourcery.com>
181 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
182 nested binding iff it is a FUNCTION_DECL.
183 (store_parm_decls_newstyle): Pass nested=true to bind for
184 FUNCTION_DECLs amongst parameters.
186 2010-03-26 Jakub Jelinek <jakub@redhat.com>
188 * var-tracking.c (vt_expand_loc_callback): Don't run
189 cselib_expand_value_rtx_cb in dummy mode if
190 cselib_dummy_expand_value_rtx_cb returned false.
192 * var-tracking.c (emit_note_insn_var_location): For one part
193 notes with offset 0, don't add EXPR_LIST around the location.
194 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
195 add_location_or_const_value_attribute): Adjust for that change.
198 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
199 into first operand and location into second.
200 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
201 dw_cfi_oprnd_loc for DW_CFA_expression.
202 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
203 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
204 assume first argument is regnum and second argument is location.
206 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
209 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
210 of scratch register to DImode. Split to DImode comparison operator.
211 Use SImode subreg of scratch register in the multiplication.
212 (*cmp_sadd_sidi): Ditto.
213 (*cmp_ssub_si): Ditto.
214 (*cmp_ssub_sidi): Ditto.
216 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
220 Remove invalid assert and wrong comment.
222 2010-03-26 Jakub Jelinek <jakub@redhat.com>
225 * flags.h (final_insns_dump_p): New extern.
226 * final.c (final_insns_dump_p): New variable.
227 (rest_of_clean_state): Set it before -fdump-final-insns=
228 dumping, clear afterwards.
229 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
230 MEM_ALIAS_SET on MEMs.
232 2010-03-26 David S. Miller <davem@davemloft.net>
234 * configure.ac: Fix sparc GOTDATA_OP bug check.
235 * configure: Rebuild.
237 2010-03-26 Alan Modra <amodra@gmail.com>
239 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
241 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
243 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
244 TLS_SECTION_ASM_FLAG.
246 2010-03-25 Jakub Jelinek <jakub@redhat.com>
249 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
250 Clear first_function_block_is_cold.
253 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
254 argument if the argument is truth_value_p.
256 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
258 * config/rs6000/constraints.md: Update copyright year for my changes.
261 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
262 used in reg+reg addressing, swap registers.
264 2010-03-24 Jakub Jelinek <jakub@redhat.com>
267 * target.h (struct gcc_target): Add code_end hook.
268 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
270 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
271 * toplev.c (compile_file): Call targetm.asm_out.code_end
272 hook before unwind info/debug info output.
273 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
274 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
275 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
276 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
277 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
278 * config/i386/i386.c (ix86_file_end): Renamed to...
279 (ix86_code_end): ... this. Make static. Don't call
280 file_end_indicate_exec_stack. Emit unwind info using
281 final_start_function/final_end_function.
282 (darwin_x86_file_end): Remove.
283 (TARGET_ASM_CODE_END): Define.
284 * config/i386/i386.h (TARGET_ASM_FILE_END,
285 NEED_INDICATE_EXEC_STACK): Don't define.
286 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
287 (TARGET_ASM_FILE_END): Define to darwin_file_end.
288 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
289 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
292 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
293 at the beginning and final_end_function at the end.
294 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
296 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
298 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
299 and Sun as TLS syntax.
300 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
301 * configure: Regenerate.
302 * config.in: Regenerate.
303 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
304 (default_elf_asm_named_section): Use it.
305 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
306 (i386_output_dwarf_dtprel): Likewise.
307 (output_addr_const_extra): Likewise.
308 (output_pic_addr_const): Lowercase @GOTTPOFF.
309 (output_addr_const_extra): Likewise.
310 (output_pic_addr_const): Lowercase @GOTNTPOFF.
311 (output_addr_const_extra): Likewise.
312 (output_pic_addr_const): Lowercase @INDNTPOFF.
313 (output_addr_const_extra): Likewise.
314 (output_pic_addr_const): Lowercase @NTPOFF.
315 (output_addr_const_extra): Likewise.
316 (output_pic_addr_const): Lowercase @TPOFF.
317 (output_addr_const_extra): Likewise.
318 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
319 (*tls_global_dynamic_64): Likewise.
320 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
321 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
323 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
324 (ASM_OUTPUT_TLS_COMMON): Use it.
325 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
328 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
329 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
330 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
331 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
332 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
333 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
335 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
337 * config/i386/i386.c (override_options): Don't accept
338 -mtls-dialect=sun any longer.
339 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
340 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
341 (*tls_local_dynamic_base_32_sun): Likewise.
342 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
344 2010-03-24 Jakub Jelinek <jakub@redhat.com>
347 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
348 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
351 * ira.c (adjust_cleared_regs): New function.
352 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
356 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
358 * expr.c (expand_expr_real): Restore previous
359 curr_insn_source_location and curr_insn_block after
360 expand_expr_real_1 call.
361 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
362 instead of expand_expr_real_1.
364 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
366 PR rtl-optimization/43413
367 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
370 2010-03-22 James E. Wilson <wilson@codesourcery.com>
373 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
374 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
376 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
378 * config/i386/i386.c (ix86_target_string): Add -mfma.
379 Fix a typo in comment.
381 2010-03-22 Mike Stump <mikestump@comcast.net>
384 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
385 Don't overly align based upon packed packed fields.
387 2010-03-22 Jason Merrill <jason@redhat.com>
389 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
390 Use () rather than [], and move before the element type.
392 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
394 * doc/configfiles.texi (Configuration Files): Removed
395 fixinc/Makefile*, intl/Makefile.*.
396 * doc/makefile.texi: Fixed markup. Abstract from version
398 (Makefile): Removed obsolete gcc/java/parse.y example.
399 * doc/sourcebuild.texi: Likewise.
400 (Top Level): Added config, gnattools, libdecnumber, libgcc,
401 libgomp, libssp. Removed fastjar.
402 (Miscellaneous Docs): Clarify location.
403 Added COPYING3, COPYING3.LIB.
404 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
406 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
409 * config/i386/i386.c (x86_function_profiler)
410 [!NO_PROFILE_COUNTERS]: Fix typo.
411 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
414 2010-03-22 Janis Johnson <janis187@us.ibm.com>
415 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
417 * doc/sourcebuild.texi (Test Directives): Split into six
418 subsections, with most of the current text in new subsections
419 Directives, Selectors, and Final Actions.
420 (Directives): Split list of test directives into multiple
422 (Selectors): Describe use and syntax of selectors.
423 (Effective-Target Keywords): Describe all existing keywords.
424 (Add Options): Describe features for dg-add-options.
425 (Require Support): Describe variants of dg-require-support.
426 (Final Actions): Describe commands to use in dg-final.
428 2010-03-22 Michael Matz <matz@suse.de>
431 * recog.c (validate_replace_rtx_group): Replace also in
432 REG_EQUAL and REG_EQUIV notes.
434 2010-03-22 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/43390
437 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
438 sure vector extracts are type correct.
440 2010-03-22 Richard Guenther <rguenther@suse.de>
443 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
444 x * sqrt (x) even when optimizing for size if the target
445 has native support for sqrt.
447 2010-03-22 Jakub Jelinek <jakub@redhat.com>
449 * varasm.c (make_decl_rtl_for_debug): Also clear
450 flag_mudflap for the duration of make_decl_rtl call.
453 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
454 locs from preserved VALUEs.
456 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
459 * pa.md (movmemsi): Set align to one if zero.
460 (movmemdi): Likewise.
462 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
465 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
466 with their corresponding prologue pushes.
468 2010-03-20 Andrew Pinski <pinskia@gmail.com>
471 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
472 at the begining or end.
473 (spu_expand_epilogue): Likewise.
475 2010-03-20 Richard Guenther <rguenther@suse.de>
477 PR rtl-optimization/43438
478 * combine.c (make_extraction): Properly zero-/sign-extend an
479 extraction of the low part of a CONST_INT. Also handle
482 2010-03-19 Mike Stump <mikestump@comcast.net>
484 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
485 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
486 (override_options): Use SUBTARGET32_DEFAULT_CPU.
488 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
491 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
494 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
496 PR rtl-optimization/42258
497 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
498 use that may match DEF.
501 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
502 the cost of loading the constant rather than assuming
504 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
505 outer code is AND, do the same tests as the andsi3 expander and
506 return COSTS_N_INSNS (1) if and is cheap.
508 * optabs.c (avoid_expensive_constant): Fix formatting.
510 2010-03-19 Michael Matz <matz@suse.de>
513 * attribs.c (decl_attributes): When rebuilding a function pointer
514 type use the same qualifiers as the original pointer type.
516 2010-03-19 Martin Jambor <mjambor@suse.cz>
518 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
519 and is_gimple_ip_invariant_address.
521 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
524 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
526 * config/arm/arm.c (arm_override_options): Turn off
527 flag_dwarf2_cfi_asm for AAPCS variants.
529 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
532 * config/arm/arm.c (emit_multi_reg_push): Update comments.
533 Use PRE_MODIFY instead of PRE_DEC.
534 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
535 (vfp_emit_fstmd): Likewise.
537 2010-03-19 Michael Matz <matz@suse.de>
540 * builtins.c (expand_builtin_interclass_mathfn,
541 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
544 2010-03-19 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/43415
547 * tree-ssa-pre.c (phi_translate): Split out worker to ...
548 (phi_translate_1): ... this.
549 (phi_translate): Move all caching here. Cache all NARY
550 and REFERENCE translations.
552 2010-03-19 David S. Miller <davem@davemloft.net>
554 With help from Eric Botcazou.
555 * config/sparc/sparc.c: Include dwarf2out.h.
556 (emit_pic_helper): Delete.
557 (pic_helper_symbol_name): Delete.
558 (pic_helper_emitted_p): Delete.
559 (pic_helper_needed): New.
560 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
561 (get_pc_thunk_name): New.
562 (load_pic_register): Remove 'delay_pic_helper' arg. Use
563 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
564 Set pic_helper_needed to true. Don't call emit_pic_helper.
565 (sparc_expand_prologue): Update load_pic_register call.
566 (sparc_output_mi_thunk): Likewise.
567 (sparc_file_end): Emit a hidden comdat symbol for the PIC
568 thunk if possible. Output CFI information as needed.
570 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
571 Jack Howarth <howarth@bromo.med.uc.edu>
574 * config/i386/i386.h: Fix ABI on darwin x86-32.
576 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
578 * tree.h: Declare make_decl_rtl_for_debug.
579 * varasm.c (make_decl_rtl_for_debug): New.
580 * dwarf2out.c (rtl_for_decl_location): Call it.
581 * cfgexpand.c (expand_debug_expr): Call it.
583 2010-03-18 Jakub Jelinek <jakub@redhat.com>
586 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
590 * var-tracking.c (vt_init_cfa_base): Do nothing if
591 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
593 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
596 * var-tracking.c (canonicalize_vars_star): New.
597 (dataflow_post_merge_adjust): Use it.
599 2010-03-18 Jakub Jelinek <jakub@redhat.com>
602 * var-tracking.c (non_suitable_const): New function.
603 (add_uses): For DEBUG_INSNs with constants, don't record any
604 value, instead just the constant value itself.
605 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
606 is not VAR_LOC_UNKNOWN_P, set var to the constant.
607 (emit_notes_in_bb): Likewise.
608 (emit_note_insn_var_location): For onepart variables if
609 cur_loc is a VOIDmode constant, use DECL_MODE.
611 2010-03-18 Martin Jambor <mjambor@suse.cz>
614 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
615 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
616 all non-clones. Moved call redirection...
617 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
618 (cgraph_materialize_all_clones): Dispose of all
619 combined_args_to_skip bitmaps.
620 (verify_cgraph_node): Do not check for edges pointing to wrong
621 nodes in inline clones.
622 * tree-inline.c (copy_bb): Call
623 cgraph_redirect_edge_call_stmt_to_callee.
624 * ipa.c (cgraph_remove_unreachable_nodes): Call
625 cgraph_node_remove_callees even when there are used clones.
627 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
629 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
631 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
634 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
637 2010-03-18 Michael Matz <matz@suse.de>
640 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
641 into sqrt(x) if we need to preserve signed zeros.
643 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
644 Eric Botcazou <ebotcazou@adacore.com>
646 PR rtl-optimization/43360
647 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
648 note if we don't know its invariant status.
650 2010-03-18 Michael Matz <matz@suse.de>
652 PR tree-optimization/43402
653 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
654 PHI chains of ssa names registered for update.
656 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
659 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
660 non-offsettable and pre_modify update addressing.
661 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
662 and "2" alternatives "#".
663 (*movdd_softfloat32): Make all alternatives "#";
664 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
665 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
666 (*movdf_softfloat32): Make all alternatives "#";
667 (movdi): Use the new DIFD mode iterator to create a common splitter
668 for movdi, movdf and movdd patterns.
670 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
672 * common.opt (dumpdir): Remove redundant tab.
674 2010-03-17 Martin Jambor <mjambor@suse.cz>
676 PR tree-optimization/43347
677 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
678 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
680 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
682 PR rtl-optimization/42216
683 * regrename.c (create_new_chain): New function, broken out from...
684 (scan_rtx_reg): ... here. Call it. Handle the case where we are
685 appending a use to an empty chain.
686 (build_def_use): Remove previous changes that convert OP_INOUT to
687 OP_OUT operands; instead detect the case where an OP_INOUT operand
688 uses a previously untracked register and create an empty chain for it.
690 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
692 * doc/extend.texi (Function Attributes): Rewrite unfinished
693 sentence in ms_abi documentation.
695 2010-03-17 Alan Modra <amodra@gmail.com>
697 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
698 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
699 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
700 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
702 2010-03-16 Richard Henderson <rth@redhat.com>
705 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
706 (lower_try_finally): Save and restore eh_seq around the expansion
709 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
711 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
712 statements before splitting block.
714 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
716 * doc/sourcebuild.texi (Testsuites): Fix markup.
717 Use pathnames relative to gcc/testsuite.
718 (Test Directives): Move description of how timeout is determined.
719 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
720 (C Tests): Correct gcc.misc-tests directory.
721 Framework tests now live in gcc.test-framework.
723 2010-03-16 Richard Guenther <rguenther@suse.de>
726 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
727 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
729 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
730 Alexandre Oliva <aoliva@redhat.com>
732 PR tree-optimization/42917
733 * lambda-code.c (remove_iv): Skip debug statements.
734 (lambda_loopnest_to_gcc_loopnest): Likewise.
735 (not_interesting_stmt): Debug statements are not interesting.
737 2010-03-16 Jakub Jelinek <jakub@redhat.com>
741 * cselib.c (cselib_preserve_constants,
742 cfa_base_preserved_val): New static variables.
743 (preserve_only_constants): New function.
744 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
745 clear its REG_VALUES. If cselib_preserve_constants, don't
746 empty the whole hash table, but preserve there VALUEs with constants,
747 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
748 (cselib_preserve_cfa_base_value): New function.
749 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
750 (cselib_init): Change argument to int bitfield. Set
751 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
753 (cselib_finish): Clear cselib_preserve_constants and
754 cfa_base_preserved_val.
755 * cselib.h (enum cselib_record_what): New enum.
756 (cselib_init): Change argument to int.
757 (cselib_preserve_cfa_base_value): New prototype.
758 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
759 * dse.c (dse_step1): Likewise.
760 * cfgcleanup.c (thread_jump): Likewise.
761 * sched-deps.c (sched_analyze): Likewise.
762 * gcse.c (local_cprop_pass): Likewise.
763 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
764 If FN is non-NULL, call the callback always and whenever it returns
765 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
766 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
767 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
768 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
769 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
770 * var-tracking.c: Include recog.h.
771 (bb_stack_adjust_offset): Remove.
772 (vt_stack_adjustments): Don't call it, instead just gather the
773 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
774 (adjust_stack_reference): Remove.
775 (compute_cfa_pointer): New function.
776 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
777 (struct adjust_mem_data): New type.
778 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
780 (get_address_mode): New function.
781 (replace_expr_with_values): Use it.
782 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
783 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
784 (adjust_sets): Remove.
785 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
786 Use get_address_mode.
787 (get_adjusted_src): Remove.
788 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
789 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
790 (add_with_sets): Don't call adjust_sets.
791 (fp_setter, vt_init_cfa_base): New functions.
792 (vt_initialize): Change return type to bool. Move most of pool etc.
793 initialization to the beginning of the function from end. Pass
794 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
795 If !frame_pointer_needed, call vt_stack_adjustment before mos
796 vector is filled, call vt_init_cfa_base if argp/framep has been
797 eliminated to sp. If frame_pointer_needed and argp/framep has
798 been eliminated to hard frame pointer, set
799 hard_frame_pointer_adjustment and call vt_init_cfa_base after
800 encountering fp setter in the prologue. For MO_ADJUST, call
801 log_op_type before pusing the op into mos vector, not afterwards.
802 Call adjust_insn before cselib_process_insn/add_with_sets,
803 call cancel_changes (0) afterwards.
804 (variable_tracking_main_1): Adjust for vt_initialize calling
805 vt_stack_adjustments and returning whether it succeeded or not.
807 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
809 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
812 2010-03-15 Jakub Jelinek <jakub@redhat.com>
814 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
816 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
817 drap_reg has not been set.
819 2010-03-15 Michael Matz <matz@suse.de>
822 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
823 use it to expand block copies.
824 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
825 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
826 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
828 2010-03-15 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/43367
831 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
834 2010-03-15 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/43317
837 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
839 2010-03-15 Martin Jambor <mjambor@suse.cz>
841 PR tree-optimization/43141
842 * tree-sra.c (create_abstract_origin): New function.
843 (modify_function): Call create_abstract_origin.
845 2010-03-15 Chris Demetriou <cgd@google.com>
847 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
850 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
853 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
854 call insert_out_of_ssa_copy for default definitions.
856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
858 * graphite-clast-to-gimple.c (my_long_long): Defined.
859 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
860 * graphite-sese-to-poly.c (my_long_long): Defined.
861 (scop_ivs_can_be_represented): Use it.
863 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
865 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
866 graphite-max-bbs-per-function, and loop-block-tile-size.
867 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
869 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
871 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
873 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
875 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
876 (add_upper_bounds_from_estimated_nit): New.
877 (build_loop_iteration_domains): Use it.
879 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
881 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
883 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
886 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
887 should be an INTEGER_CST. Also handle CASE_CONVERT.
889 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
891 * graphite.c (graphite_initialize): To bound the number of bbs per
892 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
893 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
894 * doc/invoke.texi: Document it.
896 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
898 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
899 * graphite-sese-to-poly.h (build_poly_scop): Same.
901 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
903 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
904 the number of parameters in the scop. Use as an upper bound
905 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
906 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
907 * doc/invoke.texi: Document it.
909 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
911 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
912 * doc/c-tree.texi: Remove.
913 * doc/generic.texi: Merge c-tree.texi here.
914 * doc/gccint.texi (Trees): Remove menu entry.
915 (c-tree.texi): Remove @include.
916 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
917 * doc/languages.texi (Reading RTL): Ditto.
919 2010-03-12 Steve Ellcey <sje@cup.hp.com>
922 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
924 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
927 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
928 code added to work around reload clobbering CONST insns.
930 2010-03-12 Jakub Jelinek <jakub@redhat.com>
932 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
933 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
934 (cselib_preserve_only_values): Remove retain argument, don't
935 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
936 * cselib.h (cselib_preserve_only_values): Remove retain argument.
937 * var-tracking.c (micro_operation): Move insn field before union.
938 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
939 (struct variable_tracking_info_def): Remove n_mos field, change
940 mos into a vector of micro_operations.
941 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
942 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
943 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
944 changing into a vector.
945 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
946 come before all other uops generated by add_stores.
947 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
949 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
950 a vector. Run just one pass over the bbs instead of separate counting
951 and computation phase.
952 (vt_finalize): Free VTI (bb)->mos vector instead of array.
955 * tree-inline.c (remap_decls): Put old_var rather than origin_var
956 into *nonlocalized_list vector.
957 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
958 even if origin is non-NULL.
959 (gen_variable_die): Likewise.
960 (process_scope_var): Don't change origin.
961 (gen_decl_die): Likewise.
962 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
963 before adding new edges instead of after it, fix moving over
966 2010-03-11 David S. Miller <davem@davemloft.net>
968 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
970 * configure: Rebuild.
972 2010-03-11 Martin Jambor <mjambor@suse.cz>
974 PR tree-optimization/43257
975 * tree.c (assign_assembler_name_if_neeeded): New function.
976 (free_lang_data_in_cgraph): Assembler name assignment moved to the
978 * tree.h (assign_assembler_name_if_neeeded): Declare.
979 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
980 the function if needed.
982 2010-03-11 Chris Demetriou <cgd@google.com>
984 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
985 include/stdint-gcc.h, and include/stdint.h world-readable.
987 2010-03-11 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/43255
990 * tree-vrp.c (process_assert_insertions_for): Do not insert
991 asserts for trivial conditions.
993 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
995 PR tree-optimization/43280
996 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
997 generation. Move calculation of size out of the if branch.
998 (find_bswap): Modify compare number generation.
1000 2010-03-11 Richard Guenther <rguenther@suse.de>
1003 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1004 (input_gimple_stmt): Fixup handled component types during
1005 operand read. Also fix up decls in ADDR_EXPRs.
1007 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1009 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1010 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1012 2010-03-10 Jan Hubicka <jh@suse.cz>
1015 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1016 * varasm.c (get_variable_section): Don't do that here...
1017 (make_decl_rtl): ... and here.
1018 (do_assemble_alias): Produce decl RTL.
1019 (assemble_alias): Likewise.
1021 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1024 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1025 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1027 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1028 (based_loc_descr): Only express drap or vdrap regno based expressions
1029 using DW_OP_fbreg when not optimizing.
1030 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1031 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1032 REG_CFA_SET_VDRAP note.
1034 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1036 PR tree-optimization/43236
1037 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1038 error in calculation of base address in reverse iteration case.
1039 (generate_builtin): Take number of latch executions if the statement
1042 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1045 * tree-eh.c: Include pointer-set.h.
1046 (lower_eh_dispatch): Filter out duplicate case labels and
1047 remove the unneeded edge when the label is unused. Return
1048 true when some edges are removed.
1049 (execute_lower_eh_dispatch): When any lowering resulted in
1050 removing an edge, also delete unreachable blocks.
1052 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1055 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1056 UNSPEC_MACHOPIC_OFFSET.
1058 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1061 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1062 (m68k_delegitimize_address): New function.
1064 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1067 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1070 * var-tracking.c (adjust_sets): New function.
1071 (count_with_sets, add_with_sets): Use it.
1072 (get_adjusted_src): New inline function.
1073 (add_stores): Use it.
1076 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1077 call cselib_dummy_expand_value_rtx_cb instead of
1078 cselib_expand_value_rtx_cb.
1081 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1082 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1083 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1084 and .cfi_endproc around the pic thunks.
1085 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1086 all queued unwind info register saves are saved before the call.
1087 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1088 considered as sp-=4 for unwind info and the pop as sp+=4 which
1089 also clobbers dest, but doesn't actually restore it.
1092 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1093 RTX_FRAME_RELATED_P.
1095 2010-03-09 Jie Zhang <jie@codesourcery.com>
1097 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1098 whitespaces in output template.
1100 2010-03-09 Jie Zhang <jie@codesourcery.com>
1102 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1105 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1107 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1108 builtins.exp in a separate job.
1110 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1112 * graphite-sese-to-poly.c (add_param_constraints): Use
1113 lower_bound_in_type and upper_bound_in_type.
1115 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1117 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1118 instead of unsigned_type_node.
1120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1121 Reza Yazdani <reza.yazdani@amd.com>
1124 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1125 on pointer type parameters.
1127 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1131 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1132 handle conversions from pointer to integers.
1133 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1134 induction variable, to be able to work with code generated by CLooG.
1135 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1136 (build_poly_scop): Bail out if we cannot codegen a loop.
1138 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1140 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1141 code generation with gloog_error.
1143 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1145 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1146 Call fold_convert on all the returned values.
1147 (expand_scalar_variables_expr): Pass to
1148 expand_scalar_variables_ssa_name the type of the resulting expression.
1150 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1152 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1153 ppl_min_for_le_pointset.
1154 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1155 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1157 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1159 * graphite-dependences.c (map_into_dep_poly): Removed.
1160 (dependence_polyhedron_1): Use combine_context_id_scat.
1162 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1164 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1165 (struct poly_bb): Same.
1166 (combine_context_id_scat): New.
1168 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1171 * sese.c (name_defined_in_loop_p): Return false for default
1174 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1176 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1177 and clean up the logic.
1179 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1181 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1184 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1186 * var-tracking.c (remove_cselib_value_chains): Define only for
1188 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1189 delete_slot_part, emit_notes_for_differences_1): Don't call
1190 remove_cselib_value_chains here.
1191 (set_slot_part, emit_notes_for_differences_2): Don't call
1192 add_cselib_value_chains here.
1193 (preserved_values): New vector.
1194 (preserve_value): New function.
1195 (add_uses, add_stores, vt_add_function_parameters): Use it
1196 instead of cselib_preserve_value.
1197 (changed_values_stack): New vector.
1198 (check_changed_vars_0): New function.
1199 (check_changed_vars_1, check_changed_vars_2): Use it.
1200 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1201 changed_values_stack VALUEs.
1202 (vt_emit_notes): For all preserved_values call
1203 add_cselib_value_chains. If ENABLE_CHECKING call
1204 remove_cselib_value_chains before verifying value_chains is empty.
1205 Initialize and free changed_values_stack.
1206 (vt_initialize): Initialize preserved_values.
1207 (vt_finalize): Free preserved_values.
1209 2010-03-08 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/43269
1212 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1215 2010-03-08 Martin Jambor <mjambor@suse.cz>
1217 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1218 (ipa_is_param_called): Removed.
1219 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1220 (ipa_print_node_params): Do not print the called flag.
1221 (ipa_write_node_info): Do not stream the called flag.
1222 (ipa_read_node_info): Likewise.
1224 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1227 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1228 * cselib.c (struct expand_value_data): Add dummy field.
1229 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1231 (cselib_dummy_expand_value_rtx_cb): New function.
1232 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1234 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1235 * var-tracking.c: Include pointer-set.h.
1236 (variable): Change n_var_parts to char from int. Add
1237 cur_loc_changed and in_changed_variables fields.
1238 (variable_canonicalize): Remove.
1239 (shared_var_p): New inline function.
1240 (unshare_variable): Maintain cur_loc_changed and
1241 in_changed_variables fields. If var was in changed_variables,
1242 replace it there with new_var. Just copy cur_loc instead of
1243 resetting it to something else.
1244 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1245 (dataflow_set_union): Don't call variable_canonicalize.
1246 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1247 of their DEBUG_EXPR_TREE_DECLs.
1248 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1249 and in_changed_variables and cur_loc_changed is false.
1250 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1251 and cur_loc_changed. Don't update cur_loc here.
1252 (variable_merge_over_src): Don't call variable_canonicalize.
1253 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1254 removing loc that is equal to cur_loc, clear cur_loc,
1255 set cur_loc_changed and ensure variable_was_changed is called.
1256 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1257 compare pointers in cur_loc check, if it is equal to loc,
1258 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1259 (variable_different_p): Remove compare_current_location argument,
1260 don't compare cur_loc.
1261 (dataflow_set_different_1): Adjust variable_different_p caller.
1262 (variable_was_changed): If dv had some var in changed_variables
1263 already, reset in_changed_variables flag for it and propagate
1264 cur_loc_changed over to the new variable. On empty var
1265 always set cur_loc_changed. Set in_changed_variables on whatever
1266 var is added to changed_variables.
1267 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1268 Use shared_var_p. When removing loc that is equal to cur_loc,
1269 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1270 end, don't set it to something else, just call variable_was_changed.
1271 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1272 loc being removed, clear cur_loc and set cur_loc_changed.
1273 Set cur_loc_changed if all locations have been removed.
1274 (struct expand_loc_callback_data): New type.
1275 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1276 allocated. Always create SUBREGs if simplify_subreg failed.
1277 Prefer to use cur_loc, when that fails and still in
1278 changed_variables (and seen first time) recompute it. Set
1279 cur_loc_changed of variables which had to change cur_loc and
1280 compute elcd->cur_loc_changed if any of the subexpressions used
1281 had to change cur_loc.
1282 (vt_expand_loc): Adjust to pass arguments in
1283 expand_loc_callback_data structure.
1284 (vt_expand_loc_dummy): New function.
1285 (emitted_notes): New variable.
1286 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1287 that weren't used for any other decl in current
1288 emit_notes_for_changes call call vt_expand_loc_dummy to update
1289 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1290 first loc_chain location if NULL before. Always use just
1291 cur_loc instead of first loc_chain location. When cur_loc_changed
1292 is false, when not --enable-checking=rtl just don't emit any note.
1293 When rtl checking, compute the note and assert it is the same
1294 as previous note. Clear cur_loc_changed and in_changed_variables
1295 at the end before removing from changed_variables.
1296 (check_changed_vars_3): New function.
1297 (emit_notes_for_changes): Traverse changed_vars to call
1298 check_changed_vars_3 on each changed var.
1299 (emit_notes_for_differences_1): Clear cur_loc_changed and
1300 in_changed_variables. Recompute cur_loc of new_var.
1301 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1302 (vt_emit_notes): Initialize and destroy emitted_notes.
1304 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1306 PR rtl-optimization/42220
1307 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1308 Use verify_reg_tracked to determine if we should use OP_OUT rather
1310 (build_def_use): If we see an in-out operand for a register that we
1311 know nothing about, treat is an output if possible, fail the block if
1314 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1317 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1320 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1323 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1324 uses of relevant DEFs that are dead outside the loop too.
1326 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1328 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1330 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1332 * var-tracking.c (values_to_unmark): New variable.
1333 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1334 values_to_unmark vector. Moved body to...
1335 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1336 instead queue it into values_to_unmark vector.
1337 (vt_find_locations): Free values_to_unmark vector.
1339 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1341 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1342 (site.exp): Export them when plugins are enabled.
1344 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1347 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1349 (chrec_fold_multiply): Same.
1351 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1354 * c-decl.c (build_compound_literal): Return early if init is
1357 2010-03-04 Martin Jambor <mjambor@suse.cz>
1359 PR tree-optimization/43164
1360 PR tree-optimization/43191
1361 * tree-sra.c (type_consists_of_records_p): Reject records with
1362 zero-size bit-fields at the end.
1364 2010-03-04 Mike Stump <mikestump@comcast.net>
1366 * Makefile.in (TAGS): Remove *.y.
1368 2010-03-04 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/40761
1371 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1373 (my_rev_post_order_compute): New function.
1374 (init_pre): Call it.
1376 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1379 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1380 decrease the cost of an IV candidate when the cost is infinite.
1382 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1384 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1385 Use '3DNow!' for the extension of that name, ensure normal space
1387 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1389 2010-03-03 Jeff Law <law@redhat.com>
1391 * PR middle-end/32693
1392 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1393 than gen_rtx_SUBREG.
1394 (extract_bit_field_1): Likewise.
1396 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1398 * doc/sourcebuild.texi (Test directives): Document that arguments
1399 include-opts and exclude-opts are now optional for dg-skip-if,
1400 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1402 2010-03-03 Jason Merrill <jason@redhat.com>
1405 * cgraph.h (varpool_node): Add extra_name field.
1406 * varpool.c (varpool_extra_name_alias): New.
1407 (varpool_assemble_decl): Emit extra name aliases.
1408 (varpool_mark_needed_node): Look past an extra name alias.
1409 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1410 * lto-streamer-in.c (lto_input_tree): Read it.
1411 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1413 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1415 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1416 (sparc*-*-solaris2*): ...this.
1418 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1421 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1422 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1423 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1424 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1427 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1428 fallthrough to default handling, just with want_address 0 instead of 2.
1429 For single element lists, add_AT_loc directly, otherwise create an
1430 artificial variable DIE and stick location list to it.
1433 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1434 (VAL_EXPR_HAS_REVERSE): Define.
1435 (reverse_op): New function.
1436 (add_stores): For reversible operations add an extra MO_VAL_USE.
1438 2010-03-02 Jason Merrill <jason@redhat.com>
1440 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1442 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1444 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1445 (sparc64-*-linux*): Likewise.
1446 (sparc64-*-solaris2*): Include assembler files before linker ones.
1447 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1448 * config/sparc/gas.h: Delete.
1449 * config/sparc/sol2-64.h: Add copyright notice.
1450 * config/sparc/sol2-gas-bi.h: Likewise.
1451 * config/sparc/sol2-gld.h: Likewise.
1452 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1453 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1454 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1455 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1456 (sparc_elf_asm_named_section): Rename into...
1457 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1459 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1461 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1463 2010-03-02 Jeff Law <law@redhat.com>
1466 * reload1.c (rtx_p, substitute_stack): Declare.
1467 (substitute): Record addresses of changed rtxs.
1468 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1469 Restore the original rtx when complete.
1470 (reload): Free subsitute_stack when complete.
1472 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1474 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1475 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1477 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1478 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1479 Torture Tests): Change from subsection to section.
1481 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1482 Steven Bosscher <steven@gcc.gnu.org>
1484 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1487 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1490 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1491 the assignment from the new induction variable to the assignment
1492 of the value from the original loop PHI function.
1494 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1495 Daniel Jacobowitz <dan@codesourcery.com>
1497 * doc/sourcebuild.texi (Test directives): Clarify options to
1500 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1502 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1503 Disable cfi directives unless GCC and gas agree on using read-only
1504 .eh_frame sections for 64-bit.
1505 * configure: Regenerate.
1507 2010-03-01 Richard Guenther <rguenther@suse.de>
1509 PR tree-optimization/43220
1510 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1511 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1513 2010-03-01 Richard Guenther <rguenther@suse.de>
1514 Martin Jambor <mjambor@suse.cz>
1517 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1518 gimplified parameters.
1520 2010-03-01 Christian Bruel <christian.bruel@st.com>
1522 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1524 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1526 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1528 2010-03-01 Richard Guenther <rguenther@suse.de>
1531 * expr.c (expand_assignment): Use the alias-oracle to tell
1532 if the rhs aliases the result decl.
1534 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1537 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1538 to sol_gt_pch_get_address.
1539 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1540 64-bit, SPARC and x86.
1541 (sol_gt_pch_get_address): New function.
1543 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1545 * toplev.h (inform_n, error_n): Declare.
1546 * diagnostic.c (inform_n, error_n): New function.
1548 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1550 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1551 has no rtl yet when processing local_decls, queue it and recheck
1552 if deferred stack allocation hasn't assigned it rtl.
1554 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1556 * config/sh/sh.c (unspec_bbr_uid): New.
1557 (gen_block_redirect): Use it instead of INSN_UID.
1558 (gen_far_branch): Likewise.
1560 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1562 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1563 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1565 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1567 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1568 (Warning Options): -Wno-conversion-null is valid for
1569 Objective-C++ as well.
1570 * doc/tm.texi (Named Address Spaces): Likewise.
1571 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1572 * doc/tree-ssa.texi (Tree SSA): Likewise.
1574 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1577 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1578 by default. Don't set the default arch for
1579 i[34567]86-*-darwin*|x86_64-*-darwin*.
1581 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1584 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1585 default. Set the default 32bit/64bit archs with $with_arch
1586 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1588 2010-02-27 Richard Guenther <rguenther@suse.de>
1590 PR tree-optimization/43186
1591 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1592 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1593 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1594 unroller iterations.
1596 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1598 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1599 required and i[34567]86-*-* targets don't support 64bit ISA.
1601 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1604 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1607 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1609 * config.gcc: Set the default arch at least to Prescott for
1610 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1611 if SSE math is enabled.
1613 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1615 * diagnostic.c (diagnostic_initialize): Update.
1616 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1618 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1619 (diagnostic_inhibit_notes): New.
1620 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1622 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1625 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1626 * doc/standards.texi: Likewise.
1627 * doc/extend.texi: Likewise.
1628 * doc/trouble.texi: Likewise.
1629 * doc/cppopts.texi: Likewise.
1630 * doc/install.texi: Likewise.
1631 * c.opt (std=c90,std=gnu90): New options.
1632 * c-opts.c (c_common_handle_option): Handle them.
1634 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1637 * c-decl.c (undeclared_variable): Use an informative note.
1639 2010-02-26 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/43186
1642 * gimple.h (gimple_fold): Remove.
1643 * gimple.c (gimple_fold): Remove. Inline into single user ...
1644 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1645 Try harder for conditions.
1647 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1650 * function.c (used_types_insert): Don't skip through named pointer
1651 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1652 and it is different from the main variant's type.
1654 2010-02-26 Nick Clifton <nickc@redhat.com>
1656 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1658 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1660 * config.gcc: Support --with-fpmath=sse for x86.
1662 * config/i386/ssemath.h: New.
1664 * doc/install.texi (--with-fpmath=sse): Documented.
1666 2010-02-26 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/43188
1669 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1670 vector types of over-aligned element type.
1672 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1675 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1676 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1678 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1680 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1682 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1684 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1685 * var-tracking.c: Include diagnostic.h.
1686 (debug_dv): New function.
1687 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1690 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1691 (add_value_chain, add_value_chains, remove_value_chain,
1692 remove_value_chains): Handle DEBUG_EXPRs.
1693 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1696 * regcprop.c (struct queued_debug_insn_change): New type.
1697 (struct value_data_entry): Add debug_insn_changes field.
1698 (struct value_data): Add n_debug_insn_changes field.
1699 (debug_insn_changes_pool): New variable.
1700 (free_debug_insn_changes, apply_debug_insn_changes,
1701 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1702 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1703 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1705 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1707 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1708 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1709 changes, call cprop_find_used_regs via note_stores.
1710 (copyprop_hardreg_forward): When copying vd from predecessor
1711 which has any queued DEBUG_INSN changes, make sure the pointers are
1712 cleared. At the end call df_analyze and then if there are any
1713 DEBUG_INSN changes queued at the end of some basic block for still
1714 live registers, apply them.
1715 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1717 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1719 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1722 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1724 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1725 targets. Set the default with_cpu/with_arch from arch/cpu.
1726 Allow x86-64 and native for with_cpu/with_arch.
1728 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1730 * ebitmap.c: Change calls to verify_popcount with calls to
1731 sbitmap_verify_popcount.
1732 (ebitmap_clear_bit): Fixed map->cacheindex test and
1733 map>cache update when bit clearing results in an empty
1736 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1739 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1740 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1741 and support both V2DF and V2DI modes.
1742 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1743 support both V2DF and V2DI modes.
1744 (general): Delete trailing whitespace from a few patterns.
1746 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1747 V2DF/V2DI interleave high/low builtins.
1749 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1752 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1753 interleave high/low functions.
1755 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1757 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1758 #pragma extern_prefix.
1760 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1763 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1764 BLKmode, assert op0 is a MEM and just adjust its mode.
1767 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1768 if bitpos isn't multiple of mode's bitsize.
1770 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1772 * c.opt (-ftemplate-depth=): New.
1773 (-ftemplate-depth-): Deprecate.
1774 * optc-gen.awk: Handle -ftemplate-depth=.
1775 * opth-gen.awk: Likewise.
1776 * c-opts.c (c_common_handle_option): Likewise.
1777 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1779 2010-02-24 Jason Merrill <jason@redhat.com>
1781 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1783 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1785 * cfg.c (alloc_aux_for_block): Remove inline.
1786 (alloc_aux_for_edge): Likewise.
1788 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1790 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1792 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1794 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1795 * config/i386/sol2-gas.h: New file.
1796 * config.gcc (i[34567]86-*-solaris2*): Use it.
1798 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1801 * c-typeck.c (ep_convert_and_check): New.
1802 (build_conditional_expr): Use it.
1803 (build_binary_op): Likewise.
1805 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1807 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1810 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1811 bounds even for -O+.
1812 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1813 expr needs to have DECL_NAME set.
1815 2010-02-24 Nick Clifton <nickc@redhat.com>
1817 * config/mep/mep.c: Include gimple.h.
1818 (mep_function_uses_sp): Delete unused function.
1819 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1820 parameters. Use unsigned integers to count args. Return a
1821 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1823 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1826 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1827 greater or equal to nelt instead of 2 * nelt.
1828 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1831 2010-02-23 Jason Merrill <jason@redhat.com>
1834 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1835 in cfun->local_decls even if they have register types.
1838 * stor-layout.c (place_field): Don't warn about unnecessary
1839 DECL_PACKED if the type is packed.
1841 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1844 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1845 GOTOFF relocs, even when the base reg isn't pic pointer.
1847 2010-02-23 Michael Matz <matz@suse.de>
1850 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1851 (expand_gimple_basic_block): Generate and use debug temps if there
1852 are debug uses left after the last real use of TERed ssa names.
1853 Unlink debug immediate uses when they are expanded.
1855 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1858 * config/i386/i386.c (override_options): Reorganise to provide
1859 better error messages.
1861 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1864 * graphite-scop-detection.c (create_single_exit_edge): Move
1865 the call to find_single_exit_edge to....
1866 (create_sese_edges): ...here. Don't handle multiple edges
1867 exiting the function.
1868 (build_graphite_scops): Don't handle multiple edges
1869 exiting the function.
1871 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1874 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1875 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1877 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1880 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1882 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1885 * c-typeck.c (convert_arguments): Print declaration location.
1886 * c-common.c (validate_nargs): Rename as
1887 builtin_function_validate_nargs.
1888 (check_builtin_function_arguments): Update.
1890 2010-02-22 Richard Guenther <rguenther@suse.de>
1893 * tree-inline.c (declare_return_variable): Use the type of
1894 the call stmt lhs if available.
1896 2010-02-22 Duncan Sands <baldrick@free.fr>
1898 * passes.c (register_pass): Always consider all pass lists when
1899 ref_pass_instance_number is zero.
1901 2010-02-22 Richard Guenther <rguenther@suse.de>
1903 PR tree-optimization/42749
1904 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1905 parameter. Do arithmetic in the original type.
1906 (update_accumulator_with_ops): Likewise.
1907 (adjust_accumulator_values): Adjust.
1909 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1911 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1912 (QI to BLKmode splitter): New splitter.
1914 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1916 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1917 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1919 2010-02-22 Richard Guenther <rguenther@suse.de>
1921 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1923 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1925 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1926 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1927 ($(T)crti.o, $(T)crtn.o): Remove rules.
1929 2010-02-21 Tobias Burnus <burnus@net-b.de>
1932 * doc/invoke.texi (-fassociative-math): Document that this
1933 option is automatically enabled for Fortran.
1935 2010-02-20 David S. Miller <davem@davemloft.net>
1937 * configure.ac: Test if linker and assembler properly support
1938 GOTDATA_OP relocations.
1939 * configure: Rebuild.
1940 * config.in: Likewise.
1941 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1942 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1943 (movsi_high_pic): Likewise.
1944 (movdi_lo_sum_pic): Likewise.
1945 (movdi_high_pic): Likewise.
1946 (movsi_pic_gotdata_op): New pattern.
1947 (movdi_pic_gotdata_op): Likewise.
1948 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1949 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1951 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1955 attribute to ssemul.
1956 (xop_mulv2div2di3_high): Ditto.
1958 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1961 * c.opt (Wconversion-null): New option.
1962 * doc/invoke.texi (Wconversion-null): Document.
1964 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1966 * common.opt (Wlarger-than-): Add Undocumented.
1968 2010-02-19 Mike Stump <mikestump@comcast.net>
1970 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1972 2010-02-19 Jason Merrill <jason@redhat.com>
1975 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1976 * configure: Likewise.
1978 2010-02-20 Alan Modra <amodra@gmail.com>
1981 * cgraph.h (cgraph_make_decl_local): Declare.
1982 * cgraph.c (cgraph_make_decl_local): New function.
1983 (cgraph_make_node_local): Use it.
1984 * cgraphunit.c (cgraph_function_versioning): Likewise.
1985 * ipa.c (function_and_variable_visibility): Likewise.
1987 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1990 * except.c (sjlj_emit_function_enter): Don't call
1991 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1993 * rtl.h (add_reg_br_prob_note): Remove prototype.
1995 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1998 * c-common.c (conversion_warning): Remove widening conversions
1999 before checking the conversion of integers to reals.
2001 2010-02-19 Mike Stump <mikestump@comcast.net>
2004 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2007 * cgraphunit.c (process_function_and_variable_attributes): Check
2008 DECL_PRESERVE_P instead of looking up attribute "used".
2009 * ipa-pure-const.c (check_decl): Likewise.
2010 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2011 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2012 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2013 instead of attribute "used".
2014 * config/sol2-c.c (solaris_pragma_init): Likewise.
2015 (solaris_pragma_fini): Likewise.
2017 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2019 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2020 Use XCNEW instead of xcalloc.
2021 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2022 XNEW instead of xmalloc.
2023 (get_fields): Use XNEWVEC instead of xmalloc.
2026 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2027 populate vars array.
2028 (create_new_general_access): For debug stmts just reset value.
2029 (get_stmt_accesses): For accesses within debug stmts just record them
2030 using add_access_to_acc_sites instead of preventing the peeling or
2031 counting them as accesses.
2034 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2036 2010-02-19 Richard Guenther <rguenther@suse.de>
2038 PR tree-optimization/42916
2039 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2042 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2044 * configure.ac: Replace all uses of changequote in macro arguments
2045 with proper quoting.
2047 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2050 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2052 2010-02-19 Richard Guenther <rguenther@suse.de>
2054 PR tree-optimization/42944
2055 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2056 test for aliasing with errno.
2058 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2061 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2062 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2063 * dojump.c: Include output.h.
2064 (inv): New inline function.
2065 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2066 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2067 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2068 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2069 argument, pass it down to other calls.
2070 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2071 add REG_BR_PROB note to the conditional jump.
2072 * cfgexpand.c (add_reg_br_prob_note): Removed.
2073 (expand_gimple_cond): Don't call it, add the probability
2074 as last argument to jumpif_1/jumpifnot_1.
2075 * Makefile.in (dojump.o): Depend on output.h.
2076 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2078 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2079 * stmt.c (do_jump_if_equal): Likewise.
2080 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2081 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2082 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2084 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2085 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2086 jumpifnot_1 callers.
2087 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2089 (store_expr): Adjust jumpifnot caller.
2090 (store_constructor): Adjust jumpif caller.
2093 * gimplify.c (gimple_boolify): For __builtin_expect call
2094 gimple_boolify also on its first argument.
2096 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2098 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2100 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2101 * configure: Regenerated.
2103 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2105 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2106 lang_hooks.types_compatible_p instead of comptypes.
2108 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2110 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2111 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2112 if __prefer_thumb__ is defined.
2114 2010-02-18 Martin Jambor <mjambor@suse.cz>
2116 PR tree-optimization/43066
2117 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2118 array with zero-sized element type.
2120 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2122 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2123 rtx, allocate struct var_loc_node here and return it to the
2124 caller, and only if it is actually needed.
2125 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2126 move it earlier and return immediately if it returns NULL.
2128 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2130 * config/sparc/gas.h: New file. Restore
2131 TARGET_ASM_NAMED_SECTION to its ELF default.
2132 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2134 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2135 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2136 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2137 after sparc/sysv4.h.
2139 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2141 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2143 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2145 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2146 patterns from predicated pattern.
2148 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2151 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2152 for insn mnemonic suffix.
2154 2010-02-17 Richard Guenther <rguenther@suse.de>
2156 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2159 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2162 * caller-save.c (save_call_clobbered_regs): If BB ends with
2163 a DEBUG_INSN, move any notes in between last real insn and the last
2164 DEBUG_INSN after the last DEBUG_INSN.
2166 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2168 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2169 Fix return type. Fix argument type. Explain meaning of return value.
2171 2010-02-16 Richard Guenther <rguenther@suse.de>
2173 PR tree-optimization/41043
2174 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2175 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2177 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2179 2010-02-16 Ira Rosen <irar@il.ibm.com>
2181 PR tree-optimization/43074
2182 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2183 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2184 vectorizable cycles in hybrid SLP check.
2185 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2187 2010-02-16 Richard Guenther <rguenther@suse.de>
2189 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2190 (true_dependence): If memrefs_conflict_p computes must-alias
2191 trust it. Move TBAA check after offset-based disambiguation.
2192 (canon_true_dependence): Likewise.
2194 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2196 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2197 * doc/invoke.texi: Document it.
2198 * var-tracking.c: Include toplev.h and params.h.
2199 (vt_find_locations): Return bool indicating success. Compute
2200 hash sizes unconditionally. Check new parameter, report.
2201 (variable_tracking_main_1): Check vt_find_locations results and
2202 retry. Renamed from...
2203 (variable_tracking_main): ... this. New wrapper to preserve
2204 flag_var_tracking_assignments.
2205 * Makefile.in (var-tracking.o): Adjust dependencies.
2207 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2208 Jakub Jelinek <jakub@redhat.com>
2211 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2212 if weak_import attribute is present.
2213 * config/darwin.c (machopic_select_section): Likewise.
2215 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2217 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2218 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2219 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2220 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2222 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2224 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2227 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2228 Rewrite text to refer to the names.
2230 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2232 * config/i386/i386-builtin-types.def
2233 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2234 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2235 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2236 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2237 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2238 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2239 IX86_BUILTIN_VPERMIL2PS256.
2240 (MULTI_ARG_4_DF2_DI_I): Defined.
2241 (MULTI_ARG_4_DF2_DI_I1): Defined.
2242 (MULTI_ARG_4_SF2_SI_I): Defined.
2243 (MULTI_ARG_4_SF2_SI_I1): Defined.
2244 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2245 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2246 __builtin_ia32_vpermil2ps256.
2247 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2248 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2249 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2250 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2251 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2252 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2253 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2254 CODE_FOR_xop_vpermil2v8sf3.
2255 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2256 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2257 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2258 (_mm256_permute2_pd): New.
2259 (_mm_permute2_ps): New.
2260 (_mm256_permute2_ps): New.
2262 2010-02-15 Nick Clifton <nickc@redhat.com>
2264 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2265 boolean parameters. Use emit_jump_insn when emitting a pop
2266 instruction containing a return insn.
2267 (push): Use 'true' rather than '1' as second parameter to F.
2268 (h8300_expand_prologue): Likewise.
2269 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2270 (h8300_expand_epilogue): Likewise.
2272 2010-02-15 Richard Guenther <rguenther@suse.de>
2275 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2278 2010-02-15 Nick Clifton <nickc@redhat.com>
2280 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2283 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2285 * intl.c (fake_ngettext): New function.
2286 * intl.h (fake_ngettext): Declare.
2287 (ngettext): Define macro.
2288 * collect2.c (notice_translated): New function.
2289 (main): Use notice_translated and ngettext.
2290 * collect2.h (notice_translated): Declare.
2292 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2294 * reorg.c (delete_computation): Comment fixes.
2295 * caller-save.c (setup_save_areas): Idem.
2296 * sel-sched-dump.c (dump_lv_set): Idem.
2299 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2301 * config/s390/s390.c (s390_sched_init): New function.
2302 (TARGET_SCHED_INIT): Target hook defined.
2304 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2305 Jack Howarth <howarth@bromo.med.uc.edu>
2306 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2309 Partial revert of unintended change in fix for PR41605.
2310 * config/darwin.h: Fix typo.
2311 * config/darwin9.h: Same.
2313 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2315 * c-pch.c (pch_init): Clear v.
2317 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2320 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2321 graphite_can_represent_init for MULT_EXPR.
2323 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2327 * graphite-sese-to-poly.c (remove_phi): New.
2328 (translate_scalar_reduction_to_array): Call remove_phi.
2330 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2333 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2334 * graphite-clast-to-gimple.h (gloog): Update declaration.
2335 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2336 * graphite-poly.h (struct poly_bb): Add missing comments.
2337 (struct scop): Add poly_scop_p field.
2339 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2340 * graphite.c (graphite_transform_loops): Build the polyhedral
2341 representation for each scop before code generation.
2342 * sese.c (rename_variables_in_operand): Removed.
2343 (rename_variables_in_expr): Return the renamed expression.
2344 (rename_sese_parameters): New.
2345 * sese.h (rename_sese_parameters): Declared.
2347 2010-02-11 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/42998
2350 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2351 POINTER_PLUS_EXPR properly.
2353 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2354 Changpeng Fang <changpeng.fang@amd.com>
2357 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2358 the cost of an IV candidate when the IV is used in a test against zero.
2360 * gcc.dg/tree-ssa/ivopts-3.c: New.
2362 2010-02-11 Richard Guenther <rguenther@suse.de>
2365 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2366 pointer-vs-decl case by swapping refs. Handle some cases
2367 of pointer-vs-decl disambiguations more conservatively.
2368 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2369 to false after expanding.
2371 2010-02-11 Richard Guenther <rguenther@suse.de>
2374 * gcc.c (process_command): Handle LTO file@offset case more
2377 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2379 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2380 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2382 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2384 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2385 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2386 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2387 Optimize eq/ne comparisons when both arguments are known to be
2389 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2390 Don't mask operands unnecessarily if they are known to be already
2393 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2395 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2398 2010-02-10 Richard Guenther <rguenther@suse.de>
2400 PR tree-optimization/43017
2401 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2402 for wrapping signed arithmetic.
2404 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2407 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2408 if no debug info should be emitted for it.
2410 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2412 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2413 note when flag_exceptions is set.
2415 2010-02-10 Duncan Sands <baldrick@free.fr>
2417 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2419 2010-02-10 Richard Guenther <rguenther@suse.de>
2422 * tree.c (get_unwidened): Handle constants.
2423 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2425 2010-02-10 Martin Jambor <mjambor@suse.cz>
2428 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2429 check for variable argument counts independently.
2431 2010-02-10 Christian Bruel <christian.bruel@st.com>
2434 * config/sh/sh.c (find_barrier): Increase length for non delayed
2435 conditional branches.
2437 2010-02-10 Christian Bruel <christian.bruel@st.com>
2439 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2441 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2443 * builtins.c (set_builtin_user_assembler_name): Also handle
2444 ffs if int is smaller than word.
2446 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2449 * ira-conflicts.c (get_dup): Remove.
2450 (process_reg_shuffles): Add new parameter. Use it as an
2451 additional guard for copy generation.
2452 (add_insn_allocno_copies): Rewrite.
2454 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2456 * common.opt (fsched2-use-traces): Preserved for backward
2458 * doc/invoke.texi: Remove the documentation about option
2459 -fsched2-use-traces.
2460 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2461 flag_sched2_use_traces.
2462 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2463 the backward compatibility flag section.
2465 2010-02-09 Richard Guenther <rguenther@suse.de>
2467 PR tree-optimization/43008
2468 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2469 make HEAP variables initialized from global memory if they
2470 are not known builtin functions.
2471 (find_func_aliases): Adjust.
2473 2010-02-09 Richard Guenther <rguenther@suse.de>
2475 PR tree-optimization/43000
2476 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2477 arithmetic manually.
2479 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2481 PR tree-optimization/42931
2482 * tree-loop-linear.c (try_interchange_loops): Don't call
2483 double_int_mul if estimated_loop_iterations failed.
2485 2010-02-08 Martin Jambor <mjambor@suse.cz>
2488 * tree-sra.c (build_accesses_from_assign): Do not mark in
2489 should_scalarize_away_bitmap if stmt has volatile ops.
2490 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2493 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2495 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2497 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2499 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2502 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2505 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2507 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2510 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2511 to unknown_dependence.
2512 (graphite_legal_transform_dr): Handle the unknown_dependence.
2513 (graphite_carried_dependence_level_k): Same.
2515 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2517 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2519 2010-02-07 Richard Guenther <rguenther@suse.de>
2522 * expr.c (get_inner_reference): Always initialize *pbitsize.
2524 2010-02-07 Richard Guenther <rguenther@suse.de>
2527 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2528 new ARRAY_REFs on variable size element or minimal index arrays.
2530 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2531 gimple_fold_indirect_ref.
2533 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2536 * arm.c (arm_override_options): Just return if the user has specified
2537 an invalid fpu name.
2539 2010-02-03 Jason Merrill <jason@redhat.com>
2542 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2543 i386_pe_maybe_record_exported_symbol.
2545 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2548 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2549 (pa_delegitimize_address): New function.
2551 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2553 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2554 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2556 2010-02-05 Richard Guenther <rguenther@suse.de>
2559 * lto-streamer-in.c (get_resolution): Deal with references
2560 to undefined functions.
2562 2010-02-05 Richard Guenther <rguenther@suse.de>
2564 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2565 (fold_const_aggregate_ref): Likewise.
2566 (ccp_fold_stmt): Substitute loads.
2567 (maybe_fold_reference): Verify types before substituting.
2569 (fold_gimple_assign): Unshare properly.
2570 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2572 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2574 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2575 for rs6000_gen_cell_microcode.
2577 2010-02-04 Richard Guenther <rguenther@suse.de>
2579 PR rtl-optimization/42952
2580 * dse.c (const_or_frame_p): Remove MEM handling.
2582 2010-02-04 Nick Clifton <nickc@redhat.com>
2584 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2585 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2586 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2587 (mn10300_asm_output_mi_thunk): New function.
2588 (mn10300_can_output_mu_thunk): New function.
2589 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2590 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2591 (FUNCTION_ARG): Delete incorrect comment.
2593 2010-02-03 Jason Merrill <jason@redhat.com>
2596 * fold-const.c (operand_equal_p): Handle erroneous types.
2598 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2600 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2602 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2604 PR rtl-optimization/42941
2605 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2608 2010-02-03 Jason Merrill <jason@redhat.com>
2611 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2613 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2616 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2617 (cselib_reset_table): Renamed from...
2618 (cselib_reset_table_with_next_value): ... this.
2619 (cselib_get_next_uid): Renamed from...
2620 (cselib_get_next_unknown_value): ... this.
2621 * cselib.c (next_uid): Renamed from...
2622 (next_unknown_value): ... this.
2623 (cselib_clear_table): Adjust.
2624 (cselib_reset_table): Adjust. Renamed from...
2625 (cselib_reset_table_with_next_value): ... this.
2626 (cselib_get_next_uid): Adjust. Renamed from...
2627 (cselib_get_next_unknown_value): ... this.
2628 (get_value_hash): Use hash.
2629 (cselib_hash_rtx): Likewise.
2630 (new_cselib_val): Adjust. Set and dump uid.
2631 (cselib_lookup_mem): Pass next_uid as hash.
2632 (cselib_subst_to_values): Likewise.
2633 (cselib_log_lookup): Dump uid.
2634 (cselib_lookup): Pass next_uid as hash. Adjust.
2635 (cselib_process_insn): Adjust.
2636 (cselib_init): Initialize next_uid.
2637 (cselib_finish): Adjust.
2638 (dump_cselib_table): Likewise.
2639 * dse.c (canon_address): Dump value uid.
2640 * print-rtl.c (print_rtx): Print value uid.
2641 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2643 (dv_uid): New function, sort of renamed from...
2644 (dv_htab_hash): ... this, reimplemented in terms of it and...
2645 (dv_uid2hash): ... this. New.
2646 (variable_htab_eq): Drop excess assertions.
2647 (tie_break_pointers): Removed.
2648 (canon_value_cmp): Compare uids.
2649 (variable_post_merge_New_vals): Print uids.
2650 (vt_add_function_parameters): Adjust.
2651 (vt_initialize): Reset table. Adjust.
2653 2010-02-03 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/42944
2656 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2657 (call_may_clobber_ref_p_1): Likewise. Properly handle
2658 malloc and calloc clobbering errno.
2660 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2662 * doc/invoke.texi: Fix name of sched1 dump.
2664 * opts.c (decode_options): Set flag_tree_switch_conversion
2665 only conditionally on optimize >= 2.
2667 * gcse.c: Assorted comment fixes in pass description.
2669 2010-02-03 Anthony Green <green@moxielogic.com>
2671 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2672 nop padding in order to maintain alignment of storage location of
2673 target function address.
2674 (moxie_trampoline_init): Store target function address at newly
2676 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2678 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2680 2010-02-03 Richard Guenther <rguenther@suse.de>
2683 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2685 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2687 * config.gcc: Reenable check for obsolete targets.
2688 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2689 mips-sgi-irix6.[0-4]*.
2691 2010-02-02 Nick Clifton <nickc@redhat.com>
2693 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2694 constant size of 4 as being the same as 0.
2695 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2696 can take values in the range 0..4.
2698 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2701 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2702 as _darwin10_Unwind_FindEnclosingFunction().
2703 * libgcc-libsystem.ver: New.
2705 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2708 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2709 implicitly set registers.
2711 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2713 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2714 (arm_override_options): Allow automatic selection of the thread
2715 pointer register if thumb2.
2716 (legitimize_pic_address): Improve code sequences for Thumb2.
2717 (arm_call_tls_get_addr): Likewise.
2718 (legitimize_tls_address): Likewise.
2719 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2720 (pic_load_addr_32bit): ... this. New named pattern.
2721 * thumb2.md (pic_load_addr_thumb2): Delete.
2722 (pic_load_dot_plus_four): Delete.
2723 (tls_load_dot_plus_four): New named pattern.
2725 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2728 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2729 Document fix for TLS bug.
2731 2010-01-31 Richard Guenther <rguenther@suse.de>
2733 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2734 conservatively correct.
2736 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2740 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2742 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2744 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2746 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2748 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2750 * config.gcc: Adjust order of makefile fragments for mingw targets.
2752 2010-01-31 Richard Guenther <rguenther@suse.de>
2755 * gimplify.c (gimplify_init_constructor): For volatile LHS
2756 initialize a temporary.
2758 2010-01-31 Matthias Klose <doko@ubuntu.com>
2760 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2762 * configure: Regenerate.
2764 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2766 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2767 the same alias set and their sizes different constantness.
2768 (aliasing_component_refs_p): Revert 2009-10-24 change.
2770 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2772 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2775 2010-01-29 Richard Guenther <rguenther@suse.de>
2777 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2778 Assert we successfully updated the call.
2780 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2782 PR rtl-optimization/42889
2783 * df.h (df_set_bb_dirty_nonlr): New prototype.
2784 * df-core.c (df_set_bb_dirty_nonlr): New function.
2785 * df-scan.c (df_insn_rescan): Call it instead of
2786 df_set_bb_dirty for DEBUG_INSNs.
2788 2010-01-29 Richard Guenther <rguenther@suse.de>
2791 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2792 quadratic behavior in most cases.
2794 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2798 in the call to gen_x86_movsicc_0_m1.
2800 2010-01-28 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/42871
2803 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2805 2010-01-28 Richard Guenther <rguenther@suse.de>
2807 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2808 into call arguments.
2810 2010-01-28 Richard Guenther <rguenther@suse.de>
2813 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2814 the forwarder if the destination is an EH landing pad.
2816 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2818 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2819 block list passed to gimple_duplicate_sese_tail.
2820 (parallelize_loops): Avoid parallelization when the function
2822 Avoid parallelization when the preheader is IRREDUCIBLE.
2823 Try to optimize when estimated_loop_iterations_int is unresolved.
2824 Add the loop's location to the dump file.
2825 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2826 (gimple_duplicate_sese_tail): Remove the check for the latch.
2827 Redirect nexits to the exit block.
2828 Remove handling of the incoming edges to the latch.
2829 Redirect the backedge from the copied latch to the exit bb.
2831 2010-01-28 Michael Matz <matz@suse.de>
2834 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2835 Wrap force_reg into a sequence, emit it before user.
2837 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2839 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2841 (arm_legacy_rev): Likewise.
2842 (thumb_legacy_rev): Likewise.
2844 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2846 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2847 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2848 on MEM's address failed, try avoid_constant_pool_reference and
2849 recurse if it returned something different.
2850 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2851 address, try avoid_constant_pool_reference and recurse if it
2852 returned something different.
2853 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2854 address and avoid_constant_pool_reference returned something
2855 different, don't set have_address.
2857 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2860 * var-tracking.c (val_store): Add modified argument, obey it.
2862 (count_uses): Move down logging of main.
2863 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2864 don't need resolution.
2865 (emit_notes_in_bb): Likewise.
2867 2010-01-27 Richard Guenther <rguenther@suse.de>
2870 * tree-inline.c (remap_decl): Delay remapping of SSA name
2871 default definitions until we need them.
2873 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2875 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2876 (rs6000_delegitimize_address): New function.
2878 * config/s390/s390.c (s390_delegitimize_address): Call
2879 delegitimize_mem_from_attrs.
2882 * tree-inline.c (cannot_copy_type_1): Removed.
2883 (copy_forbidden): Don't forbid copying of functions containing
2884 records/unions with variable length fields.
2886 2010-01-27 Christian Bruel <christian.bruel@st.com>
2890 * config/sh/sh.c (find_barrier): Increase length for non delayed
2891 conditional branches.
2893 2010-01-27 Matthias Klose <doko@ubuntu.com>
2895 * configure.ac (gnu-unique-object): Fix ldd version check.
2896 * configure: Regenerate.
2898 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2900 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2902 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2903 Test for HAVE_GNU_AS value.
2905 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2907 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2908 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2909 INT64_TYPE): Define.
2910 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2911 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2912 INT_LEAST64_TYPE): Define.
2913 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2914 UINT_LEAST64_TYPE): Define.
2915 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2916 INT_FAST64_TYPE): Define.
2917 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2918 UINT_FAST64_TYPE): Define.
2919 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2920 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2921 (SIG_ATOMIC_TYPE): Define.
2923 2010-01-26 Richard Guenther <rguenther@suse.de>
2925 * df-scan.c (df_scan_set_bb_info): Remove assert.
2926 (df_insn_rescan_debug_internal): Merge asserts.
2927 (df_install_ref): Likewise.
2928 (df_mark_reg): Use bitmap_set_range.
2929 (df_hard_reg_used_p): Remove assert.
2930 (df_hard_reg_used_count): Likewise.
2932 2010-01-26 Richard Guenther <rguenther@suse.de>
2934 PR rtl-optimization/42685
2935 * web.c (web_main): Ignore DEBUG_INSNs.
2937 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2939 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2941 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2942 Fix types of fndecl and arglist parameters.
2944 2010-01-26 Richard Guenther <rguenther@suse.de>
2947 * tree-eh.c (unsplit_eh): Skip debug insns.
2949 2010-01-26 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/42250
2952 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2954 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2957 * omp-low.c (expand_omp_sections): Only use single_pred if
2958 l2_bb is single_pred_p.
2960 2010-01-25 Christian Bruel <christian.bruel@st.com>
2963 * config/sh/sh.c (find_barrier): Increase length for non delayed
2964 conditional branches.
2965 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2967 2010-01-24 David S. Miller <davem@davemloft.net>
2969 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2970 define if not using GAS.
2971 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2972 Likewise. Delete SECTION_MERGE code, which is only applicable
2975 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2978 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2979 mangling of va_list in system headers.
2981 2010-01-23 Toon Moene <toon@moene.org>
2983 * tree-predcom.c (combine_chains): Return NULL, not false.
2985 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2987 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2988 initialization of variable res to agree with return type.
2990 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2992 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2993 * tree-sra.c: Add include of expr.h.
2995 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2997 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2998 insert the debug stmt on the single non-EH edge from the stmt.
3000 2010-01-22 Richard Henderson <rth@redhat.com>
3003 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3004 the RHS until after generate_subtree_copies has insertted its
3005 code before the current statement.
3007 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3009 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3011 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3013 2010-01-21 Martin Jambor <mjambor@suse.cz>
3015 PR tree-optimization/42585
3016 * tree-sra.c (struct access): New field grp_total_scalarization.
3017 (dump_access): Dump the new field.
3018 (should_scalarize_away_bitmap): New variable.
3019 (cannot_scalarize_away_bitmap): Likewise.
3020 (sra_initialize): Allocate new bitmaps.
3021 (sra_deinitialize): Free new bitmaps.
3022 (create_access_1): New function.
3023 (create_access): Parts moved to create_access_1.
3024 (type_consists_of_records_p): New function.
3025 (completely_scalarize_record): Likewise.
3026 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3027 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3028 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3030 (analyze_all_variable_accesses): Completely scalarize small eligible
3033 2010-01-21 Martin Jambor <mjambor@suse.cz>
3035 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3037 2010-01-21 Andrew Haley <aph@redhat.com>
3039 * gcc.c (process_command): Move lang_specific_driver before
3040 setting cc_libexec_prefix.
3042 2010-01-21 Richard Guenther <rguenther@suse.de>
3045 * fold-const.c (negate_expr_p): Pretend only negative
3046 real constants are easily negatable.
3048 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3049 Jason Merrill <jason@redhat.com>
3051 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3052 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3053 * calls.c (initialize argument_information): Handle it.
3054 * c-common.c (handle_transparent_union_attribute): Use new name.
3055 * c-decl.c (finish_struct): Ditto.
3056 * c-typeck.c (type_lists_compatible_p): Ditto.
3057 (convert_for_assignment): Use new name and also handle record.
3058 * function.c (aggregate_value_p): Handle it.
3059 (pass_by_reference): Ditto.
3060 (assign_parm_data_types): Ditto.
3061 * print-tree.c (print_node): Ditto.
3062 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3063 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3064 * tree.c (first_field): New fn.
3066 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3069 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3070 even when linking statically, for now.
3072 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3075 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3076 without a cselib val.
3077 (count_uses): Accept MO_VAL_SET with no val on stores.
3078 (add_stores): Likewise.
3080 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3082 * var-tracking.c (check_value_val): Add a compile time assertion.
3083 (dv_is_decl_p): Simplify.
3084 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3085 gcc_assert if ENABLE_CHECKING.
3087 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3090 * var-tracking.c: Include tree-flow.h.
3091 (mem_dies_at_call): New.
3092 (dataflow_set_preserve_mem_locs): Use it.
3093 (dataflow_set_remove_mem_locs): Likewise.
3094 (dump_var): Renamed from dump_variable. Adjust all callers.
3095 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3096 * Makefile.in (var-tracking.o): Adjust deps.
3098 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3100 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3102 2010-01-20 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/42717
3105 * tree-ssa-dce.c (get_live_post_dom): Remove.
3106 (forward_edge_to_pdom): Take an arbitrary edge to copy
3107 degenerate PHI args from.
3108 (remove_dead_stmt): Use the first post-dominator even if it
3109 does not contain live statements as redirection destination.
3111 2010-01-20 Richard Guenther <rguenther@suse.de>
3113 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3115 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3117 * sel-sched.c (create_speculation_check): Remove set but not used
3119 (try_transformation_cache): Remove set but not used variable ds.
3120 (calculate_privileged_insns): Remove set but not used variables
3121 cur_insn and min_spec_insn.
3122 (find_best_expr): Remove set but not used variable avail_n.
3123 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3125 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3127 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3128 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3131 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3134 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3135 cpu types. Add support for *-sse3 cpu types.
3136 (x86_64-*-*): Ditto.
3138 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3141 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3142 argument, call initializer_constant_valid_p_1 instead of
3143 initializer_constant_valid_p, pass CACHE to it, return NULL
3144 immediately if first call returns NULL.
3145 (initializer_constant_valid_p_1): New function.
3146 (initializer_constant_valid_p): Use it.
3148 2010-01-20 Thomas Quinot <quinot@adacore.com>
3150 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3152 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3154 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3155 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3156 (loc_list_from_tree): Don't handle unsigned division. Handle
3157 signed modulo using DW_OP_{over,over,div,mul,minus}.
3158 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3159 modulo instead of signed.
3161 2010-01-20 DJ Delorie <dj@redhat.com>
3163 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3165 (h8300_emit_stack_adjustment): Propogate it.
3167 (h8300_expand_prologue): Likewise.
3168 (h8300_expand_epilogue): Likewise.
3170 2010-01-19 Michael Matz <matz@suse.de>
3172 PR tree-optimization/41783
3173 * tree-data-ref.c (toplevel): Include flags.h.
3174 (dump_data_dependence_relation): Also dump the inputs if the
3175 result will be unknown.
3176 (split_constant_offset_1): Look through some conversions.
3177 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3178 the offset from last element is too large.
3179 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3180 (reassociate_to_the_same_stmt): Handle vector registers.
3181 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3183 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3184 wide_prolog_niters argument, emit widening instructions.
3185 (vect_do_peeling_for_alignment): Adjust caller, use widened
3186 variant of the iteration cound.
3187 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3189 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3192 * config/arm/neon-testgen.m (emit_automatics): New parameter
3193 features. Adjust for Fixed_return_reg feature.
3194 (test_intrinsic): Call emit_automatics with new feature.
3195 * config/arm/neon.ml: Update copyright years.
3196 (features): New Fixed_return_reg feature.
3197 (ops): Update feature for Vget_low.
3199 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3201 PR tree-optimization/42719
3202 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3206 * fwprop.c (all_uses_available_at): Return false if def_set dest
3207 is a REG that is used in def_insn.
3209 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3211 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3213 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3216 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3218 * target.h (struct gcc_target) <secondary_reload>: Change type
3219 of last argument to secondary_reload_info *.
3221 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3224 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3225 memory references with unaligned offsets. Remove CQImode handling.
3226 (unaligned_memory_operand): Return 1 for memory references with
3227 unaligned offsets. Remove CQImode handling.
3229 2010-01-18 Richard Guenther <rguenther@suse.de>
3232 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3235 2010-01-18 Richard Guenther <rguenther@suse.de>
3237 PR tree-optimization/42781
3238 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3239 restrict processing only if the original variable was artificial.
3241 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3243 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3244 find number of popped argument bytes.
3246 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3247 Fix the text that describes the return value for invalid insns.
3249 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3251 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3252 Clarify what 'cost of the -dependence' is. Fix quoting.
3254 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3255 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3257 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3259 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3260 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3262 2010-01-17 Richard Guenther <rguenther@suse.de>
3265 * function.c (split_complex_args): Take a VEC to modify.
3266 (assign_parms_augmented_arg_list): Build a VEC instead of
3267 a chain of PARM_DECLs.
3268 (assign_parms_unsplit_complex): Take a VEC of arguments.
3269 Do not fixup unmodified parms.
3270 (assign_parms): Deal with the VEC.
3271 (gimplify_parameters): Likewise.
3273 2010-01-17 Richard Guenther <rguenther@suse.de>
3275 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3276 node existence check.
3277 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3278 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3279 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3280 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3281 (gimple_execute_on_growing_pred): Likewise.
3283 2010-01-17 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/42773
3286 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3287 (compute_antic_aux): Likewise.
3288 (compute_partial_antic_aux): Likewise.
3290 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3293 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3296 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3298 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3301 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3302 Fix markup for strict argument.
3304 (TARGET_SCHED_REORDER2): Fix argument types.
3306 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3307 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3309 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3310 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3312 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3315 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3316 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3317 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3318 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3319 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3321 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3323 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3325 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3326 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3328 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3330 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3333 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3335 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3336 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3338 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3340 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3342 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3343 referring to it. Fix language.
3345 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3347 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3349 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3351 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3353 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3354 '@var{stream}. Remove stray 'and'.
3356 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3358 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3360 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3362 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3363 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3365 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3366 Fix description of return value.
3367 Rename argument "sz" to "len."
3369 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3370 Clarify meaning of 'true' return value.
3372 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3374 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3375 rep_mode versus mode_rep.
3377 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3379 (TARGET_BUILTIN_DECL): Fix name.
3381 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3383 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3385 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3387 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3389 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3391 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3394 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3395 Rename argument tm_fn to md_fn.
3397 (TARGET_OPTION_PRINT): Fix argument list.
3399 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3402 * config/i386/i386.c (ix86_fixup_binary_operands):
3403 Revert FMA4 fixup of operands.
3405 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3408 * Makefile.in (write_entries_to_file, install-plugin):
3409 Use \012 instead of \n with tr.
3411 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3413 * configure.ac (HAVE_AS_REF): New C macro.
3414 * configure: Regenerate.
3415 * config.in: Likewise.
3416 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3418 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3421 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3423 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3425 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3427 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3429 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3431 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3433 (TARGET_BINDS_LOCAL_P): Fix argument type.
3435 (TARGET_ASM_FILE_END): Use prototype.
3437 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3439 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3441 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3443 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3445 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3446 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3448 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3449 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3451 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3452 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3453 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3454 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3456 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3458 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3460 (TARGET_INIT_BUILTINS): Use prototype.
3462 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3463 Put 'const char *' in braces. Fix parameter types.
3464 (TARGET_INVALID_CONVERSION): Fix parameter types.
3465 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3466 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3468 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3471 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3473 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3475 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3477 * doc/tm.texi (TARGET_HELP): Fix return type.
3479 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3480 in braces. Fix argument types.
3482 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3484 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3486 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3488 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3489 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3491 (TARGET_MANGLE_TYPE): Fix argument types.
3493 (TARGET_IRA_COVER_CLASSES): Use prototype.
3495 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3497 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3499 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3501 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3503 (TARGET_CALLEE_COPIES): Fix argument types.
3505 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3507 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3509 (TARGET_FUNCTION_VALUE): Fix argument types.
3511 (TARGET_RETURN_IN_MSB): Fix argument type.
3513 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3515 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3517 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3519 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3520 agree with return type.
3522 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3524 2010-01-15 Jing Yu <jingyu@google.com>
3526 PR rtl-optimization/42691
3527 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3528 a pseudo to a constant and are merged, and adjust comments.
3530 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3532 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3534 2010-01-15 Richard Guenther <rguenther@suse.de>
3537 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3538 labels of computed or non-local gotos to the destination.
3539 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3540 landing pad label is the first label.
3542 2010-01-15 Richard Guenther <rguenther@suse.de>
3544 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3546 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3549 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3550 to allow generation of the xssqrtdp instruction on power7.
3551 (sqrtdf2_fpr): Ditto.
3553 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3556 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3557 functions with noreturn attribute.
3560 * varasm.c (declare_weak): Add weak attribute to decl if it
3561 doesn't have one already.
3562 (assemble_external): Only add decls to weak_decls if they also
3563 have weak attribute.
3565 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3567 * var-tracking.c (var_reg_delete): Don't delete the association
3568 between REGs and values or one-part variables if the register
3571 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3574 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3575 because its first operand is a non-localized variable.
3577 2010-01-14 Martin Jambor <mjambor@suse.cz>
3579 PR tree-optimization/42706
3580 * tree-sra.c (encountered_recursive_call): New variable.
3581 (encountered_unchangable_recursive_call): Likewise.
3582 (sra_initialize): Initialize both new variables.
3583 (callsite_has_enough_arguments_p): New function.
3584 (scan_function): Call decl and flags check only for IPA-SRA, check
3585 whether there is a recursive call and whether it has enough arguments.
3586 (all_callers_have_enough_arguments_p): New function.
3587 (convert_callers): Look for recursive calls only when
3588 encountered_recursive_call is set.
3589 (ipa_early_sra): Bail out either if
3590 !all_callers_have_enough_arguments_p or
3591 encountered_unchangable_recursive_call.
3593 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3595 * sel-sched.c: Add 2010 to copyright years.
3596 * sel-sched-ir.c: Likewise.
3597 * sel-sched-ir.h: Likewise.
3599 2010-01-14 Martin Jambor <mjambor@suse.cz>
3601 PR tree-optimization/42714
3602 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3603 constructors specially.
3605 2010-01-14 Andi Kleen <ak@linux.intel.com>
3607 * config/i386/drivers-i386.c (detect_caches_intel):
3608 Add l2sizekb parameter and fill in.
3609 (host_detect_local_cpu): Add l2sizekb, fill in.
3610 Add Atom small cache heuristic.
3612 2010-01-14 Andi Kleen <ak@linux.intel.com>
3614 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3615 Add level3 parameter and fill in.
3616 (detect_caches_intel): Handle level3 cache.
3618 2010-01-14 Andi Kleen <ak@linux.intel.com>
3620 * config/i386/drivers-i386.c (host_detect_local_cpu):
3621 Fix core duo detection.
3623 2010-01-14 Andi Kleen <ak@linux.intel.com>
3625 * config/i386/drivers-i386.c (host_detect_local_cpu):
3628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3630 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3631 (rs6000_variable_issue_1): this. Use...
3632 (rs6000_variable_issue): here. Reimplement. Print debug info.
3634 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3636 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3637 sel_restore_notes. Update all callers. Call reemit_notes
3640 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3642 PR rtl-optimization/42246
3643 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3646 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3648 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3649 all successors is the same as number of successors in current region.
3651 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3653 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3654 to rename is not separable. Otherwise check that its LHS is not NULL.
3656 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3658 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3660 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3662 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3663 available registers when failed to discover LHS register class.
3664 Fix indentation. Update comment.
3666 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3667 Alexander Monakov <amonakov@ispras.ru>
3669 PR rtl-optimization/42389
3670 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3672 (advance_state_on_fence): Likewise.
3673 (sel_target_adjust_priority): Print debug output only when
3674 sched_verbose >= 4, not 2.
3675 (get_expr_cost): Do not issue all unique insns on the next cycle.
3676 (fill_insns): Initialize can_issue_more from the value saved
3678 * sel-sched-ir.c (flist_add): New parameter issue_more.
3679 Init FENCE_ISSUE_MORE with it.
3680 (merge_fences): Likewise.
3681 (init_fences): Update call to flist_add.
3682 (add_to_fences, add_clean_fence_to_fences)
3683 (add_dirty_fence_to_fences): Likewise.
3684 (move_fence_to_fences): Update call to merge_fences.
3685 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3687 * sel-sched-ir.h (struct _fence): New field issue_more.
3688 (FENCE_ISSUE_MORE): New accessor macro.
3690 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3692 PR rtl-optimization/42388
3693 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3694 that have no predecessors nor successors. Do not call move_bb_info
3695 for empty blocks outside of current region.
3697 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3699 PR rtl-optimization/42294
3700 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3701 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3702 originators' originators.
3704 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3706 PR rtl-optimization/39453
3707 PR rtl-optimization/42246
3708 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3710 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3712 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3713 Alexander Monakov <amonakov@ispras.ru>
3716 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3717 (maybe_tidy_empty_bb): ... here. Make static. Add new
3718 argument. Update all callers.
3719 (tidy_control_flow): ... and here. Recompute topological order
3720 of basic blocks in region if necessary.
3721 (sel_redirect_edge_and_branch): Change return type. Return true
3722 if topological order might have been invalidated.
3723 (purge_empty_blocks): Export and move from...
3724 * sel-sched.c (purge_empty_blocks): ... here.
3725 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3726 (maybe_tidy_empty_bb): Delete prototype.
3727 (purge_empty_blocks): Declare.
3729 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3731 PR rtl-optimization/42249
3732 * sel-sched.c (try_replace_dest_reg): When chosen register
3733 and original register is the same, do not bail out early, but
3734 still check all original insns for validity of replacing destination
3735 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3738 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3741 Port from no-undefined-overflow branch:
3742 2009-03-09 Richard Guenther <rguenther@suse.de>
3744 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3746 2010-01-14 Richard Guenther <rguenther@suse.de>
3749 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3751 2010-01-14 Ira Rosen <irar@il.ibm.com>
3753 PR tree-optimization/42709
3754 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3755 as scalar type in creation of constant vector operand.
3757 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3760 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3761 (check-parallel-%): Match `testsuite' directory component only
3764 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3766 PR translation/39521
3767 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3770 2010-01-13 Richard Guenther <rguenther@suse.de>
3772 PR tree-optimization/42730
3773 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3776 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3779 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3780 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3783 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3785 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3786 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3787 ___umulsi3_highpart.
3789 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3790 rather than schedule_insns if the pass is enabled.
3792 2010-01-13 Martin Jambor <mjambor@suse.cz>
3794 PR tree-optimization/42704
3795 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3798 2010-01-13 Martin Jambor <mjambor@suse.cz>
3800 PR tree-optimization/42703
3801 * tree-sra.c (analyze_access_subtree): Check that we can build a
3802 reference to the original data within the aggregate.
3804 2010-01-13 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/42705
3807 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3809 2010-01-13 Richard Guenther <rguenther@suse.de>
3812 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3814 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3817 * var-tracking.c (values_to_unmark): New variable.
3818 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3819 values_to_unmark vector. Moved body to...
3820 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3821 instead queue it into values_to_unmark vector.
3822 (vt_find_locations): Free values_to_unmark vector.
3824 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3826 * config/s390/s390.c (override_options): Set
3827 default of max-pending-list-length to 256
3829 2010-01-13 Richard Guenther <rguenther@suse.de>
3832 * tree-pass.h (PROP_gimple_lcx): New.
3833 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3834 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3835 before the final cleanup_eh.
3836 (dump_properties): Dump PROP_gimple_lcx.
3837 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3838 (tree_lower_complex_O0): Remove.
3839 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3840 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3841 tree_lower_complex, schedule TODO_update_ssa.
3842 * lto-streamer-out.c (output_function): Stream the functions
3844 * lto-streamer-in.c (input_function): Likewise.
3845 (lto_read_body): Do not override them here.
3847 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3850 * c-typeck.c (build_c_cast): Fold value cast to union type before
3851 wrapping it in a CONSTRUCTOR.
3853 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3855 PR rtl-optimization/42699
3856 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3859 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3861 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3862 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3863 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3864 SUBTARGET_WARN_UNUSED_SPEC): ... here
3865 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3867 2010-01-12 Julian Brown <julian@codesourcery.com>
3869 * config/arm/neon-schedgen.ml (Utils): Don't try to
3870 open missing module.
3871 (find_with_result): New.
3873 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3876 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3877 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3879 PR tree-optimization/42645
3880 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3881 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3882 decl_map, set processing_debug_stmt to -1 and return name without
3885 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3887 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3888 binutils version, and reword target configuration description.
3890 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3892 * config/avr/avr.h (LINKER_NAME): Remove.
3894 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3897 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3898 that support VSX, warn for -mno-altivec if vsx is not disabled,
3901 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3902 Shujing Zhao <pearly.zhao@oracle.com>
3904 PR translation/42469
3905 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3906 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3907 character between option name and help text.
3908 * c.opt (imultilib): Likewise.
3910 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3912 * lto-streamer-out.c (output_unreferenced_globals): Output static
3915 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3917 PR rtl-optimization/42621
3918 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3919 optimizing for size.
3920 (duplicate_computed_gotos): Remove now-redundant check.
3922 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3925 * configure.ac: Save and restore LDFLAGS and LIBS
3926 * configure: Regenerate.
3928 2010-01-10 Richard Guenther <rguenther@suse.de>
3931 * builtins.c (fold_builtin_strlen): Add type argument and
3932 convert the resulting length to it.
3933 (fold_builtin_1): Adjust.
3935 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3937 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3938 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3940 (num_insns_constant_wide): Adjust for that change.
3942 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3945 * web.c (union_defs): Add used argument, to combine uses of
3947 (entry_register): Adjust type and tests of used argument.
3948 (web_main): Widen used for new use. Pass it to union_defs.
3949 * df.h (union_defs): Adjust prototype.
3951 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3954 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3955 uses in new incoming argument. Free body.
3956 (reset_debug_uses_in_loop): New.
3957 (analyze_insn_to_expand_var): Call the latter if the former found
3958 anything. Fix whitespace. Reject invalid dest overlaps before
3959 going through all insns in the loop.
3961 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3964 * haifa-sched.c (dying_use_p): Debug insns don't count.
3966 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3969 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3970 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3971 (verify_gimple_call): Reject LHS in noreturn calls.
3973 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3977 * tree-vect-loop-manip.c (adjust_info): New type.
3978 (adjust_vec): New pointer to vector.
3979 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3980 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3981 (slpeel_update_phis_for_duplicate_loop): Use them.
3982 (slpeel_update_phi_nodes_for_guard1): Likewise.
3983 (slpeel_update_phi_nodes_for_guard2): Likewise.
3984 (slpeel_tree_peel_loop_to_edge): Likewise.
3985 (vect_update_ivs_after_vectorizer): Likewise.
3987 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3989 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3990 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3992 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3994 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3995 bogus uninitialized warning.
3997 2010-01-09 Richard Guenther <rguenther@suse.de>
4000 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4001 the evolution is compatible with the initial condition.
4003 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4005 * gcc.c (process_command): Update copyright notice dates.
4006 * gcov.c (print_version): Likewise.
4007 * gcov-dump.c (print_version): Likewise.
4008 * mips-tfile.c (main): Likewise.
4009 * mips-tdump.c (main): Likewise.
4011 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4014 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4016 (rotlhi3_8): Delete.
4018 (rotlsi3_8): Delete.
4019 (rotlsi3_16): Delete.
4020 (rotlsi3_24): Delete.
4022 (*rotw<mode>3): New.
4023 (*rotb<mode>3): New.
4024 * config/avr/avr.c (avr_rotate_bytes): New function.
4025 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4027 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4030 * configure.ac: Modify -rdynamic check.
4031 * configure: Regenerate.
4033 2010-01-08 DJ Delorie <dj@redhat.com>
4035 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4036 register popping order.
4038 2010-01-08 Richard Guenther <rguenther@suse.de>
4041 * c.opt (fsigned-char): Also let LTO handle this option.
4042 (funsigned-char): Likewise.
4044 2010-01-07 Richard Guenther <rguenther@suse.de>
4046 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4047 (gimple_op): Likewise.
4048 (gimple_op_ptr): Likewise.
4049 (gimple_assign_set_lhs): Remove gcc_assert.
4050 (gimple_assign_set_rhs1): Likewise.
4051 (gimple_assign_set_rhs2): Likewise.
4052 (gimple_call_set_lhs): Likewise.
4053 (gimple_call_set_fn): Likewise.
4054 (gimple_call_set_fndecl): Likewise.
4055 (gimple_call_fndecl): Likewise.
4056 (gimple_call_return_type): Likewise.
4057 (gimple_call_set_chain): Likewise.
4058 (gimple_call_num_args): Likewise.
4059 (gimple_call_set_arg): Likewise.
4060 (gimple_cond_set_code): Likewise.
4061 (gimple_cond_set_lhs): Likewise.
4062 (gimple_cond_set_rhs): Likewise.
4063 (gimple_cond_set_true_label): Likewise.
4064 (gimple_cond_set_false_label): Likewise.
4065 (gimple_label_set_label): Likewise.
4066 (gimple_goto_set_dest): Likewise.
4067 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4068 (gimple_debug_bind_get_value): Likewise.
4069 (gimple_debug_bind_get_value_ptr): Likewise.
4070 (gimple_debug_bind_set_var): Likewise.
4071 (gimple_debug_bind_set_value): Likewise.
4072 (gimple_debug_bind_reset_value): Likewise.
4073 (gimple_debug_bind_has_value_p): Likewise.
4074 (gimple_return_retval_ptr): Remove gcc_assert.
4075 (gimple_return_retval): Likewise.
4076 (gimple_return_set_retval): Likewise.
4077 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4078 (safe_referenced_var_iterator): Remove.
4079 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4080 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4081 (fill_referenced_var_vec): Remove.
4082 (first_readonly_imm_use): Remove redundant gcc_assert.
4083 (phi_arg_index_from_use): Combine gcc_asserts.
4084 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4085 (first_imm_use_stmt): Remove redundant gcc_assert.
4086 * tree-cfg.c (verify_gimple_call): Verify function and chain
4087 operands. Verify arguments.
4088 (verify_types_in_gimple_stmt): Verify condition code and labels.
4090 2010-01-07 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/42641
4093 * sese.c (rename_map_elt_info): Use the SSA name version, do
4096 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4098 PR tree-optimization/42625
4099 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4100 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4102 2010-01-07 Duncan Sands <baldrick@free.fr>
4104 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4106 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4109 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4110 note itself is not function_invariant_p.
4112 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4114 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4115 Do not add the DF_NOTE problem.
4116 * store-motion.c (execute_rtl_store_motion): Likewise.
4118 2010-01-07 Martin Jambor <mjambor@suse.cz>
4120 PR tree-optimization/42157
4121 * tree-sra.c (compare_access_positions): Stabilize sort if both
4122 accesses have integer types, return zero immediately if they are the
4125 2010-01-06 Richard Henderson <rth@redhat.com>
4128 * haifa-sched.c (add_to_note_list): Merge into ...
4129 (concat_note_lists): ... here, and ...
4130 (unlink_other_notes, rm_other_notes): Merge into...
4131 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4132 NOTE_INSN_EPILOGUE_BEG.
4134 2010-01-06 Richard Guenther <rguenther@suse.de>
4136 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4137 not inline regular functions into always-inline functions.
4139 2010-01-06 Nick Clifton <nickc@redhat.com>
4141 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4142 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4144 (OVERRIDE_OPTIONS): Delete.
4145 (OPTIMIZATION_OPTIONS): Define.
4146 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4147 * config/rx/rx.c (rx_handle_option): Issue an error message if
4148 -mcpu=rx200 and -fpu are used together.
4149 (rx_set_optimization_options): New function. Issue an error
4150 message if an optimization attribute attempts to reset the FPU/
4151 math optimization pairing.
4152 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4153 * config/rx/rx.opt: Set the default to 32-bit doubles.
4154 * config/rx/t-rx: Add multilibs for -nofpu option.
4155 * doc/invoke.texi: Update documentation of RX options.
4157 2010-01-06 Richard Guenther <rguenther@suse.de>
4159 * tree-ssa-pre.c (name_to_id): New global.
4160 (alloc_expression_id): Simplify SSA name handling.
4161 (lookup_expression_id): Likewise.
4162 (init_pre): Zero name_to_id.
4163 (fini_pre): Free it.
4165 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4167 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4169 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/i386/sse.md (smaxv2di3): New.
4173 (umaxv2di3): Likewise.
4174 (sminv2di3): Likewise.
4175 (uminv2di3): Likewise.
4177 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4180 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4181 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4182 (legitimize_tls_address): Likewise.
4183 (sparc_tls_referenced_p): Likewise.
4184 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4185 and adjust calls to legitimize_pic_address.
4186 (legitimate_constant_p) Use sparc_tls_referenced_p.
4187 (legitimate_pic_operand_p): Likewise.
4188 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4189 (sparc_tls_symbol_ref_1): Delete.
4190 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4191 (legitimize_tls_address): Make static, handle CONST patterns.
4192 (legitimize_pic_address): Make static, remove unused parameter and
4193 adjust recursive calls.
4194 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4195 and adjust call to legitimize_pic_address.
4196 (sparc_output_mi_thunk): Likewise.
4198 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4199 H.J. Lu <hongjiu.lu@intel.com>
4202 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4203 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4204 operands to make them signed.
4207 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4210 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4211 GTU to GT for V4SI and V2DI.
4213 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4214 (umin<mode>3): Removed.
4216 (uminv4si3): Likewise.
4218 2010-01-05 Martin Jambor <mjambor@suse.cz>
4220 PR tree-optimization/42462
4221 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4222 current_function_decl to helper functions and macros.
4224 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4227 * flags.h: Don't include real.h.
4228 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4229 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4230 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4231 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4232 * dominance.c: Update copyright.
4233 * gimple.c (walk_gimple_op): Remove inline.
4234 * tree-ssa-reassoc.c: Include real.h.
4235 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4236 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4238 2010-01-05 Nick Clifton <nickc@redhat.com>
4240 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4241 register to push into the stack frame when the accumulator has to
4242 be saved during interrupts.
4244 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4246 * doc/invoke.texi: Remove the documentation about option
4248 * common.opt (Wunreachable-code): Preserved for backward
4250 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4251 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4252 the backward compatibility flag section.
4254 2010-01-05 Richard Guenther <rguenther@suse.de>
4256 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4258 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4261 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4263 PR tree-optimization/42508
4264 * tree-sra.c (convert_callers): Check for recursive call
4265 by comparing cgraph nodes instead of decls.
4266 (modify_function): Call ipa_modify_formal_parameters also
4267 on all same_body aliases.
4269 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4270 cgraph nodes when checking for same_body aliases.
4272 2010-01-05 Richard Guenther <rguenther@suse.de>
4274 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4275 allocation and lookup.
4276 (get_or_alloc_expr_for_constant): Likewise.
4277 (phi_translate): Sink allocation.
4279 2010-01-04 Richard Guenther <rguenther@suse.de>
4281 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4282 a new entry only if needed.
4283 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4284 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4286 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4288 (phi_translate): Handle CONSTANTs early.
4290 2010-01-04 Martin Jambor <mjambor@suse.cz>
4292 PR tree-optimization/42398
4293 * tree-sra.c (struct access): Removed flag grp_different_types.
4294 (dump_access): Do not dump the removed flag.
4295 (sort_and_splice_var_accesses): Do not set the removed flag.
4296 (sra_modify_expr): Check for type compatibility directly.
4298 2010-01-04 Martin Jambor <mjambor@suse.cz>
4300 PR tree-optimization/42366
4301 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4302 edges with variable number of parameters.
4303 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4304 flag instead of asserting it.
4305 (ipa_read_node_info): Read uses_analysis_done flag.
4307 2010-01-04 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4310 iterative_hash_* as intended.
4311 (vn_reference_compute_hash): Likewise. Simplify hashing
4313 (vn_reference_lookup_2): Likewise.
4314 (vn_nary_op_compute_hash): Likewise.
4315 (vn_phi_compute_hash): Likewise.
4316 (expressions_equal_p): Remove strange code.
4317 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4318 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4319 (bitmap_insert_into_set_1): Take value-id as parameter.
4320 (add_to_value): Pass it.
4321 (bitmap_insert_into_set): Likewise.
4322 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4324 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4327 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4328 (do_self_spec): For switches with SWITCH_IGNORE set set also
4329 SWITCH_IGNORE_PERMANENTLY.
4330 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4333 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4335 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4336 tree of an unreferenced global var.
4338 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4341 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4342 GTU to GT for V4SI and V2DI.
4344 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4345 (umin<mode>3): Removed.
4347 (uminv4si3): Likewise.
4349 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4352 * collect2.c (main): Turn on trace in collect2 if -v is passed
4355 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4357 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4358 description of expression operand.
4360 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4362 * configure.ac: Add install-html to target_list for Make-hooks.
4363 * configure: Regenerate.
4364 * fortran/Make-lang.in (F95_HTMLFILES): New.
4365 (fortran.html): Use it.
4366 (fortran.install-html): New.
4367 * Makefile.in (install-html): Add lang.install-html.
4368 * java/Make-lang.in (JAVA_HTMLFILES): New.
4369 (java.html): Use it.
4370 (java.install-html): New.
4371 * objc/Make-lang.in (objc.install-html): New.
4372 * objcp/Make-lang.in (obj-c++.install-html): New.
4373 * cp/Make-lang.in (c++.install-html): New.
4374 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4375 * lto/Make-lang.in (lto.install-html): New.
4377 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4380 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4382 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4384 PR rtl-optimization/41862
4385 * store-motion.c (store_killed_in_insn, compute_store_table,
4386 remove_reachable_equiv_notes, replace_store_insn,
4387 build_store_vectors): Ignore all DEBUG_INSNs.
4389 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4392 * common.opt: Add dumpdir.
4394 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4396 (option_map): Add --dumpdir.
4398 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4400 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4402 * opts.c (decode_options): Try dump_dir_name first if
4403 dump_base_name isn't an absolute path.
4404 (common_handle_option): Handle OPT_dumpdir.
4406 * toplev.c (dump_dir_name): New.
4407 (print_switch_values): Also ignore -dumpdir.
4409 * toplev.h (dump_dir_name): New.
4411 2010-01-03 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/42589
4414 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4415 double-word expansion of bswap32.
4417 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4419 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4420 with BLOCK_FOR_INSN.
4421 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4422 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4423 noce_process_if_block): Likewise.
4424 * gcse.c (compute_local_properties, insert_expr_in_table,
4425 insert_set_in_table, canon_list_insert, find_avail_set,
4426 pre_insert_copy_insn): Likewise.
4428 * basic-block.h (BLOCK_NUM): Move from here...
4429 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4431 2010-01-03 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/42438
4434 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4435 contains_may_not_return_call flag.
4436 (BB_MAY_NOTRETURN): New.
4437 (valid_in_sets): Trapping nary operations are not valid
4438 in blocks that may not return.
4439 (insert_into_preds_of_block): Remove check for trapping expressions.
4440 (compute_avail): Compute also BB_MAY_NOTRETURN.
4442 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4444 * doc/invoke.texi: Add 2010 to copyright years.
4446 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4448 * config/sparc/sparc.c: Fix formatting nits.
4450 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4451 Alexander Monakov <amonakov@ispras.ru>
4453 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4455 2010-01-02 Richard Guenther <rguenther@suse.de>
4458 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4459 (simplify_switch_using_ranges): Mark to be removed edges
4462 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4464 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4466 * collect2.c (scan_libraries): Add missing argument in call to
4469 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4472 * config/alpha/predicates.md (aligned_memory_operand): Return false
4474 (unaligned_memory_operand): Return true for CQImode.
4475 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4476 doesn not cross aligned SImode word boundary.
4478 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4480 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4482 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4483 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4485 2010-01-02 Richard Guenther <rguenther@suse.de>
4488 * toplev.c (compile_file): Emit LTO marker properly. Change
4490 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4492 2010-01-01 Richard Guenther <rguenther@suse.de>
4495 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4497 2010-01-01 Richard Guenther <rguenther@suse.de>
4500 * c-decl.c (grokdeclarator): For zero-size arrays force
4501 structural equality checks as layout_type does.
4503 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4505 * builtins.c: Update copyright to 2010.
4507 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4510 * lto-streamer-out.c (produce_asm): Revert the last change.
4511 (copy_function): Likewise.
4513 * lto-streamer.c (lto_get_section_name): Skip any leading
4516 2010-01-01 Richard Guenther <rguenther@suse.de>
4519 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4523 Copyright (C) 2010 Free Software Foundation, Inc.
4525 Copying and distribution of this file, with or without modification,
4526 are permitted in any medium without royalty provided the copyright
4527 notice and this notice are preserved.