1 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5 V2SImode or XFmode on PRE_DEC.
8 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
11 2010-03-31 Jie Zhang <jie@codesourcery.com>
14 * reload.h (caller_save_initialized_p): Declare.
15 * toplev.c (backend_init_target): Don't call
16 init_caller_save but set caller_save_initialized_p
18 * caller-save.c (caller_save_initialized_p): Define.
19 (init_caller_save): Check caller_save_initialized_p.
20 * ira.c (ira): Call init_caller_save if flag_caller_saves.
22 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
25 * cselib.c (n_useless_values): Document handling of debug locs.
26 (n_useless_debug_values, n_debug_values): New variables.
27 (new_elt_loc_list): Don't add to debug values, keep count.
28 (promote_debug_loc): New.
29 (cselib_reset_table): Zero new variables.
30 (entry_and_rtx_equal_p): Promote debug locs.
31 (discard_useless_locs): Increment n_useless_debug_values for
33 (remove_useless_values): Adjust n_useless_values and n_debug_values
34 with n_useless_debug_values.
35 (add_mem_for_addr): Promote debug locs.
36 (cselib_lookup_mem): Likewise.
37 (cselib_lookup_addr): Renamed to...
38 (cselib_lookup_addr_1): ... this. Promote debug locs.
40 (cselib_log_lookup): ... this. Turn into...
41 (cselib_lookup_addr): ... new wrapper.
42 (cselib_lookup_from_insn): New.
43 (cselib_invalidate_regno): Increment n_useless_debug_values for
45 (cselib_invalidate_mem): Likewise.
46 (cselib_process_insn): Take n_deleted and n_debug_values into
47 account to guard remove_useless_value call.
48 (cselib_finish): Zero n_useless_debug_values.
49 * cselib.h (cselib_lookup_from_insn): Declare.
50 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
51 (sched_analyze_2): Likewise.
53 2010-03-30 Jakub Jelinek <jakub@redhat.com>
55 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
57 (adjust_mems): Replace narrowing SUBREG of expression containing
58 just PLUS, MINUS, MULT and ASHIFT of registers and constants
59 with operations in the narrower mode.
62 * var-tracking.c (dataflow_set_clear_at_call): Invalidate
63 just regs_invalidated_by_call instead all call_used_reg_set
66 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
69 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
70 pointer comparisons with types_compatible_p.
71 * tree-vect-stmts.c (vectorizable_call): Same.
72 (vectorizable_condition): Same.
74 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
76 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
77 stack check if the mask would be zero.
79 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
80 Jack Howarth <howarth@bromo.med.uc.edu>
82 * tree-profile.c (tree_init_ic_make_global_vars): Make static
85 2010-03-30 Joseph Myers <joseph@codesourcery.com>
88 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
90 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
91 Include ___unordxf2 and ___unordtf2.
92 * config/i386/libgcc-glibc.ver: Do not define inheritance from
95 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
97 * config/lm32/t-lm32: New file.
98 * config.gcc: Use the above file when targetting lm32.
100 2010-03-28 Duncan Sands <baldrick@free.fr>
102 * Makefile.in (PLUGIN_HEADERS): Add except.h.
104 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
107 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
108 Improve vectorization cost model diagnostic.
110 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
113 * tree-vect-data-refs.c (vect_analyze_data_refs): When
114 compute_data_dependences_for_loop returns false, early exit
115 and output an extra diagnostic for the failed data reference
118 2010-03-29 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/43560
121 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
123 (can_sm_ref_p): Treat stores to readonly locations as
126 2010-03-29 Jie Zhang <jie@codesourcery.com>
129 * toplev.c (process_options): Set optimization_default_node
130 and optimization_current_node.
131 * opts.c (decode_options): Don't set optimization_default_node
132 and optimization_current_node.
134 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
136 * config/rtems.h: Abandon -qrtems_debug.
138 2010-03-28 Jan Hubicka <jh@suse.cz>
140 PR tree-optimization/43505
141 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
142 map should not be copied.
144 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
147 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
148 cdtors, set DECL_PRESERVE_P.
149 * ipa.c (cgraph_externally_visible_p): Return true if declaration
152 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
154 PR tree-optimization/43528
155 * stor-layout.c (place_field): Check that constant fits into
156 unsigned HWI when skipping calculation of MS bitfield layout.
158 2010-03-27 Jan Hubicka <jh@suse.cz>
161 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
162 notice_global_symbol work.
164 2010-03-27 Jakub Jelinek <jakub@redhat.com>
166 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
167 instead of dwarf2out_decl.
168 (struct var_loc_node): Remove section_label field.
169 (dwarf2out_function_decl): New function.
170 (dwarf2out_var_location): Don't set section_label field.
171 (dwarf2out_begin_function): Don't empty decl_loc_table here.
173 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
175 PR tree-optimization/43544
176 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
177 First argument for builtin vectorized function hook is now a
178 tree to be able to distinguish between machine specific and
180 * targhooks.c (default_builtin_vectorized_function): Ditto.
181 * targhooks.h (default_builtin_vectorized_function): Ditto.
182 * target.h (struct gcc_target): Ditto.
183 * tree-vect-stmts.c (vectorizable_function): Ditto.
184 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
185 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
188 2010-03-26 Joseph Myers <joseph@codesourcery.com>
191 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
192 nested binding iff it is a FUNCTION_DECL.
193 (store_parm_decls_newstyle): Pass nested=true to bind for
194 FUNCTION_DECLs amongst parameters.
196 2010-03-26 Jakub Jelinek <jakub@redhat.com>
198 * var-tracking.c (vt_expand_loc_callback): Don't run
199 cselib_expand_value_rtx_cb in dummy mode if
200 cselib_dummy_expand_value_rtx_cb returned false.
202 * var-tracking.c (emit_note_insn_var_location): For one part
203 notes with offset 0, don't add EXPR_LIST around the location.
204 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
205 add_location_or_const_value_attribute): Adjust for that change.
208 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
209 into first operand and location into second.
210 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
211 dw_cfi_oprnd_loc for DW_CFA_expression.
212 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
213 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
214 assume first argument is regnum and second argument is location.
216 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
219 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
220 of scratch register to DImode. Split to DImode comparison operator.
221 Use SImode subreg of scratch register in the multiplication.
222 (*cmp_sadd_sidi): Ditto.
223 (*cmp_ssub_si): Ditto.
224 (*cmp_ssub_sidi): Ditto.
226 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
230 Remove invalid assert and wrong comment.
232 2010-03-26 Jakub Jelinek <jakub@redhat.com>
235 * flags.h (final_insns_dump_p): New extern.
236 * final.c (final_insns_dump_p): New variable.
237 (rest_of_clean_state): Set it before -fdump-final-insns=
238 dumping, clear afterwards.
239 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
240 MEM_ALIAS_SET on MEMs.
242 2010-03-26 David S. Miller <davem@davemloft.net>
244 * configure.ac: Fix sparc GOTDATA_OP bug check.
245 * configure: Rebuild.
247 2010-03-26 Alan Modra <amodra@gmail.com>
249 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
251 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
253 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
254 TLS_SECTION_ASM_FLAG.
256 2010-03-25 Jakub Jelinek <jakub@redhat.com>
259 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
260 Clear first_function_block_is_cold.
263 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
264 argument if the argument is truth_value_p.
266 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
268 * config/rs6000/constraints.md: Update copyright year for my changes.
271 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
272 used in reg+reg addressing, swap registers.
274 2010-03-24 Jakub Jelinek <jakub@redhat.com>
277 * target.h (struct gcc_target): Add code_end hook.
278 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
280 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
281 * toplev.c (compile_file): Call targetm.asm_out.code_end
282 hook before unwind info/debug info output.
283 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
284 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
285 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
286 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
287 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
288 * config/i386/i386.c (ix86_file_end): Renamed to...
289 (ix86_code_end): ... this. Make static. Don't call
290 file_end_indicate_exec_stack. Emit unwind info using
291 final_start_function/final_end_function.
292 (darwin_x86_file_end): Remove.
293 (TARGET_ASM_CODE_END): Define.
294 * config/i386/i386.h (TARGET_ASM_FILE_END,
295 NEED_INDICATE_EXEC_STACK): Don't define.
296 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
297 (TARGET_ASM_FILE_END): Define to darwin_file_end.
298 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
299 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
302 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
303 at the beginning and final_end_function at the end.
304 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
306 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
308 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
309 and Sun as TLS syntax.
310 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
311 * configure: Regenerate.
312 * config.in: Regenerate.
313 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
314 (default_elf_asm_named_section): Use it.
315 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
316 (i386_output_dwarf_dtprel): Likewise.
317 (output_addr_const_extra): Likewise.
318 (output_pic_addr_const): Lowercase @GOTTPOFF.
319 (output_addr_const_extra): Likewise.
320 (output_pic_addr_const): Lowercase @GOTNTPOFF.
321 (output_addr_const_extra): Likewise.
322 (output_pic_addr_const): Lowercase @INDNTPOFF.
323 (output_addr_const_extra): Likewise.
324 (output_pic_addr_const): Lowercase @NTPOFF.
325 (output_addr_const_extra): Likewise.
326 (output_pic_addr_const): Lowercase @TPOFF.
327 (output_addr_const_extra): Likewise.
328 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
329 (*tls_global_dynamic_64): Likewise.
330 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
331 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
333 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
334 (ASM_OUTPUT_TLS_COMMON): Use it.
335 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
338 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
339 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
340 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
341 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
342 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
343 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
345 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
347 * config/i386/i386.c (override_options): Don't accept
348 -mtls-dialect=sun any longer.
349 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
350 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
351 (*tls_local_dynamic_base_32_sun): Likewise.
352 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
354 2010-03-24 Jakub Jelinek <jakub@redhat.com>
357 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
358 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
361 * ira.c (adjust_cleared_regs): New function.
362 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
366 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
368 * expr.c (expand_expr_real): Restore previous
369 curr_insn_source_location and curr_insn_block after
370 expand_expr_real_1 call.
371 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
372 instead of expand_expr_real_1.
374 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
376 PR rtl-optimization/43413
377 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
380 2010-03-22 James E. Wilson <wilson@codesourcery.com>
383 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
384 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
386 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
388 * config/i386/i386.c (ix86_target_string): Add -mfma.
389 Fix a typo in comment.
391 2010-03-22 Mike Stump <mikestump@comcast.net>
394 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
395 Don't overly align based upon packed packed fields.
397 2010-03-22 Jason Merrill <jason@redhat.com>
399 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
400 Use () rather than [], and move before the element type.
402 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404 * doc/configfiles.texi (Configuration Files): Removed
405 fixinc/Makefile*, intl/Makefile.*.
406 * doc/makefile.texi: Fixed markup. Abstract from version
408 (Makefile): Removed obsolete gcc/java/parse.y example.
409 * doc/sourcebuild.texi: Likewise.
410 (Top Level): Added config, gnattools, libdecnumber, libgcc,
411 libgomp, libssp. Removed fastjar.
412 (Miscellaneous Docs): Clarify location.
413 Added COPYING3, COPYING3.LIB.
414 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
416 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
419 * config/i386/i386.c (x86_function_profiler)
420 [!NO_PROFILE_COUNTERS]: Fix typo.
421 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
424 2010-03-22 Janis Johnson <janis187@us.ibm.com>
425 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
427 * doc/sourcebuild.texi (Test Directives): Split into six
428 subsections, with most of the current text in new subsections
429 Directives, Selectors, and Final Actions.
430 (Directives): Split list of test directives into multiple
432 (Selectors): Describe use and syntax of selectors.
433 (Effective-Target Keywords): Describe all existing keywords.
434 (Add Options): Describe features for dg-add-options.
435 (Require Support): Describe variants of dg-require-support.
436 (Final Actions): Describe commands to use in dg-final.
438 2010-03-22 Michael Matz <matz@suse.de>
441 * recog.c (validate_replace_rtx_group): Replace also in
442 REG_EQUAL and REG_EQUIV notes.
444 2010-03-22 Richard Guenther <rguenther@suse.de>
446 PR tree-optimization/43390
447 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
448 sure vector extracts are type correct.
450 2010-03-22 Richard Guenther <rguenther@suse.de>
453 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
454 x * sqrt (x) even when optimizing for size if the target
455 has native support for sqrt.
457 2010-03-22 Jakub Jelinek <jakub@redhat.com>
459 * varasm.c (make_decl_rtl_for_debug): Also clear
460 flag_mudflap for the duration of make_decl_rtl call.
463 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
464 locs from preserved VALUEs.
466 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
469 * pa.md (movmemsi): Set align to one if zero.
470 (movmemdi): Likewise.
472 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
475 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
476 with their corresponding prologue pushes.
478 2010-03-20 Andrew Pinski <pinskia@gmail.com>
481 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
482 at the begining or end.
483 (spu_expand_epilogue): Likewise.
485 2010-03-20 Richard Guenther <rguenther@suse.de>
487 PR rtl-optimization/43438
488 * combine.c (make_extraction): Properly zero-/sign-extend an
489 extraction of the low part of a CONST_INT. Also handle
492 2010-03-19 Mike Stump <mikestump@comcast.net>
494 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
495 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
496 (override_options): Use SUBTARGET32_DEFAULT_CPU.
498 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
501 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
504 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
506 PR rtl-optimization/42258
507 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
508 use that may match DEF.
511 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
512 the cost of loading the constant rather than assuming
514 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
515 outer code is AND, do the same tests as the andsi3 expander and
516 return COSTS_N_INSNS (1) if and is cheap.
518 * optabs.c (avoid_expensive_constant): Fix formatting.
520 2010-03-19 Michael Matz <matz@suse.de>
523 * attribs.c (decl_attributes): When rebuilding a function pointer
524 type use the same qualifiers as the original pointer type.
526 2010-03-19 Martin Jambor <mjambor@suse.cz>
528 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
529 and is_gimple_ip_invariant_address.
531 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
534 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
536 * config/arm/arm.c (arm_override_options): Turn off
537 flag_dwarf2_cfi_asm for AAPCS variants.
539 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
542 * config/arm/arm.c (emit_multi_reg_push): Update comments.
543 Use PRE_MODIFY instead of PRE_DEC.
544 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
545 (vfp_emit_fstmd): Likewise.
547 2010-03-19 Michael Matz <matz@suse.de>
550 * builtins.c (expand_builtin_interclass_mathfn,
551 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
554 2010-03-19 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/43415
557 * tree-ssa-pre.c (phi_translate): Split out worker to ...
558 (phi_translate_1): ... this.
559 (phi_translate): Move all caching here. Cache all NARY
560 and REFERENCE translations.
562 2010-03-19 David S. Miller <davem@davemloft.net>
564 With help from Eric Botcazou.
565 * config/sparc/sparc.c: Include dwarf2out.h.
566 (emit_pic_helper): Delete.
567 (pic_helper_symbol_name): Delete.
568 (pic_helper_emitted_p): Delete.
569 (pic_helper_needed): New.
570 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
571 (get_pc_thunk_name): New.
572 (load_pic_register): Remove 'delay_pic_helper' arg. Use
573 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
574 Set pic_helper_needed to true. Don't call emit_pic_helper.
575 (sparc_expand_prologue): Update load_pic_register call.
576 (sparc_output_mi_thunk): Likewise.
577 (sparc_file_end): Emit a hidden comdat symbol for the PIC
578 thunk if possible. Output CFI information as needed.
580 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
581 Jack Howarth <howarth@bromo.med.uc.edu>
584 * config/i386/i386.h: Fix ABI on darwin x86-32.
586 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
588 * tree.h: Declare make_decl_rtl_for_debug.
589 * varasm.c (make_decl_rtl_for_debug): New.
590 * dwarf2out.c (rtl_for_decl_location): Call it.
591 * cfgexpand.c (expand_debug_expr): Call it.
593 2010-03-18 Jakub Jelinek <jakub@redhat.com>
596 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
600 * var-tracking.c (vt_init_cfa_base): Do nothing if
601 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
603 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
606 * var-tracking.c (canonicalize_vars_star): New.
607 (dataflow_post_merge_adjust): Use it.
609 2010-03-18 Jakub Jelinek <jakub@redhat.com>
612 * var-tracking.c (non_suitable_const): New function.
613 (add_uses): For DEBUG_INSNs with constants, don't record any
614 value, instead just the constant value itself.
615 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
616 is not VAR_LOC_UNKNOWN_P, set var to the constant.
617 (emit_notes_in_bb): Likewise.
618 (emit_note_insn_var_location): For onepart variables if
619 cur_loc is a VOIDmode constant, use DECL_MODE.
621 2010-03-18 Martin Jambor <mjambor@suse.cz>
624 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
625 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
626 all non-clones. Moved call redirection...
627 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
628 (cgraph_materialize_all_clones): Dispose of all
629 combined_args_to_skip bitmaps.
630 (verify_cgraph_node): Do not check for edges pointing to wrong
631 nodes in inline clones.
632 * tree-inline.c (copy_bb): Call
633 cgraph_redirect_edge_call_stmt_to_callee.
634 * ipa.c (cgraph_remove_unreachable_nodes): Call
635 cgraph_node_remove_callees even when there are used clones.
637 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
639 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
641 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
644 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
647 2010-03-18 Michael Matz <matz@suse.de>
650 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
651 into sqrt(x) if we need to preserve signed zeros.
653 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
654 Eric Botcazou <ebotcazou@adacore.com>
656 PR rtl-optimization/43360
657 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
658 note if we don't know its invariant status.
660 2010-03-18 Michael Matz <matz@suse.de>
662 PR tree-optimization/43402
663 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
664 PHI chains of ssa names registered for update.
666 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
669 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
670 non-offsettable and pre_modify update addressing.
671 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
672 and "2" alternatives "#".
673 (*movdd_softfloat32): Make all alternatives "#";
674 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
675 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
676 (*movdf_softfloat32): Make all alternatives "#";
677 (movdi): Use the new DIFD mode iterator to create a common splitter
678 for movdi, movdf and movdd patterns.
680 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
682 * common.opt (dumpdir): Remove redundant tab.
684 2010-03-17 Martin Jambor <mjambor@suse.cz>
686 PR tree-optimization/43347
687 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
688 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
690 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
692 PR rtl-optimization/42216
693 * regrename.c (create_new_chain): New function, broken out from...
694 (scan_rtx_reg): ... here. Call it. Handle the case where we are
695 appending a use to an empty chain.
696 (build_def_use): Remove previous changes that convert OP_INOUT to
697 OP_OUT operands; instead detect the case where an OP_INOUT operand
698 uses a previously untracked register and create an empty chain for it.
700 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
702 * doc/extend.texi (Function Attributes): Rewrite unfinished
703 sentence in ms_abi documentation.
705 2010-03-17 Alan Modra <amodra@gmail.com>
707 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
708 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
709 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
710 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
712 2010-03-16 Richard Henderson <rth@redhat.com>
715 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
716 (lower_try_finally): Save and restore eh_seq around the expansion
719 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
721 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
722 statements before splitting block.
724 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
726 * doc/sourcebuild.texi (Testsuites): Fix markup.
727 Use pathnames relative to gcc/testsuite.
728 (Test Directives): Move description of how timeout is determined.
729 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
730 (C Tests): Correct gcc.misc-tests directory.
731 Framework tests now live in gcc.test-framework.
733 2010-03-16 Richard Guenther <rguenther@suse.de>
736 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
737 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
739 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
740 Alexandre Oliva <aoliva@redhat.com>
742 PR tree-optimization/42917
743 * lambda-code.c (remove_iv): Skip debug statements.
744 (lambda_loopnest_to_gcc_loopnest): Likewise.
745 (not_interesting_stmt): Debug statements are not interesting.
747 2010-03-16 Jakub Jelinek <jakub@redhat.com>
751 * cselib.c (cselib_preserve_constants,
752 cfa_base_preserved_val): New static variables.
753 (preserve_only_constants): New function.
754 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
755 clear its REG_VALUES. If cselib_preserve_constants, don't
756 empty the whole hash table, but preserve there VALUEs with constants,
757 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
758 (cselib_preserve_cfa_base_value): New function.
759 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
760 (cselib_init): Change argument to int bitfield. Set
761 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
763 (cselib_finish): Clear cselib_preserve_constants and
764 cfa_base_preserved_val.
765 * cselib.h (enum cselib_record_what): New enum.
766 (cselib_init): Change argument to int.
767 (cselib_preserve_cfa_base_value): New prototype.
768 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
769 * dse.c (dse_step1): Likewise.
770 * cfgcleanup.c (thread_jump): Likewise.
771 * sched-deps.c (sched_analyze): Likewise.
772 * gcse.c (local_cprop_pass): Likewise.
773 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
774 If FN is non-NULL, call the callback always and whenever it returns
775 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
776 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
777 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
778 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
779 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
780 * var-tracking.c: Include recog.h.
781 (bb_stack_adjust_offset): Remove.
782 (vt_stack_adjustments): Don't call it, instead just gather the
783 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
784 (adjust_stack_reference): Remove.
785 (compute_cfa_pointer): New function.
786 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
787 (struct adjust_mem_data): New type.
788 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
790 (get_address_mode): New function.
791 (replace_expr_with_values): Use it.
792 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
793 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
794 (adjust_sets): Remove.
795 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
796 Use get_address_mode.
797 (get_adjusted_src): Remove.
798 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
799 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
800 (add_with_sets): Don't call adjust_sets.
801 (fp_setter, vt_init_cfa_base): New functions.
802 (vt_initialize): Change return type to bool. Move most of pool etc.
803 initialization to the beginning of the function from end. Pass
804 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
805 If !frame_pointer_needed, call vt_stack_adjustment before mos
806 vector is filled, call vt_init_cfa_base if argp/framep has been
807 eliminated to sp. If frame_pointer_needed and argp/framep has
808 been eliminated to hard frame pointer, set
809 hard_frame_pointer_adjustment and call vt_init_cfa_base after
810 encountering fp setter in the prologue. For MO_ADJUST, call
811 log_op_type before pusing the op into mos vector, not afterwards.
812 Call adjust_insn before cselib_process_insn/add_with_sets,
813 call cancel_changes (0) afterwards.
814 (variable_tracking_main_1): Adjust for vt_initialize calling
815 vt_stack_adjustments and returning whether it succeeded or not.
817 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
819 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
822 2010-03-15 Jakub Jelinek <jakub@redhat.com>
824 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
826 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
827 drap_reg has not been set.
829 2010-03-15 Michael Matz <matz@suse.de>
832 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
833 use it to expand block copies.
834 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
835 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
836 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
838 2010-03-15 Richard Guenther <rguenther@suse.de>
840 PR tree-optimization/43367
841 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
844 2010-03-15 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/43317
847 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
849 2010-03-15 Martin Jambor <mjambor@suse.cz>
851 PR tree-optimization/43141
852 * tree-sra.c (create_abstract_origin): New function.
853 (modify_function): Call create_abstract_origin.
855 2010-03-15 Chris Demetriou <cgd@google.com>
857 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
860 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
863 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
864 call insert_out_of_ssa_copy for default definitions.
866 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
868 * graphite-clast-to-gimple.c (my_long_long): Defined.
869 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
870 * graphite-sese-to-poly.c (my_long_long): Defined.
871 (scop_ivs_can_be_represented): Use it.
873 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
875 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
876 graphite-max-bbs-per-function, and loop-block-tile-size.
877 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
879 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
881 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
883 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
885 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
886 (add_upper_bounds_from_estimated_nit): New.
887 (build_loop_iteration_domains): Use it.
889 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
891 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
893 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
896 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
897 should be an INTEGER_CST. Also handle CASE_CONVERT.
899 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
901 * graphite.c (graphite_initialize): To bound the number of bbs per
902 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
903 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
904 * doc/invoke.texi: Document it.
906 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
908 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
909 * graphite-sese-to-poly.h (build_poly_scop): Same.
911 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
913 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
914 the number of parameters in the scop. Use as an upper bound
915 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
916 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
917 * doc/invoke.texi: Document it.
919 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
921 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
922 * doc/c-tree.texi: Remove.
923 * doc/generic.texi: Merge c-tree.texi here.
924 * doc/gccint.texi (Trees): Remove menu entry.
925 (c-tree.texi): Remove @include.
926 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
927 * doc/languages.texi (Reading RTL): Ditto.
929 2010-03-12 Steve Ellcey <sje@cup.hp.com>
932 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
934 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
937 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
938 code added to work around reload clobbering CONST insns.
940 2010-03-12 Jakub Jelinek <jakub@redhat.com>
942 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
943 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
944 (cselib_preserve_only_values): Remove retain argument, don't
945 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
946 * cselib.h (cselib_preserve_only_values): Remove retain argument.
947 * var-tracking.c (micro_operation): Move insn field before union.
948 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
949 (struct variable_tracking_info_def): Remove n_mos field, change
950 mos into a vector of micro_operations.
951 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
952 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
953 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
954 changing into a vector.
955 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
956 come before all other uops generated by add_stores.
957 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
959 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
960 a vector. Run just one pass over the bbs instead of separate counting
961 and computation phase.
962 (vt_finalize): Free VTI (bb)->mos vector instead of array.
965 * tree-inline.c (remap_decls): Put old_var rather than origin_var
966 into *nonlocalized_list vector.
967 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
968 even if origin is non-NULL.
969 (gen_variable_die): Likewise.
970 (process_scope_var): Don't change origin.
971 (gen_decl_die): Likewise.
972 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
973 before adding new edges instead of after it, fix moving over
976 2010-03-11 David S. Miller <davem@davemloft.net>
978 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
980 * configure: Rebuild.
982 2010-03-11 Martin Jambor <mjambor@suse.cz>
984 PR tree-optimization/43257
985 * tree.c (assign_assembler_name_if_neeeded): New function.
986 (free_lang_data_in_cgraph): Assembler name assignment moved to the
988 * tree.h (assign_assembler_name_if_neeeded): Declare.
989 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
990 the function if needed.
992 2010-03-11 Chris Demetriou <cgd@google.com>
994 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
995 include/stdint-gcc.h, and include/stdint.h world-readable.
997 2010-03-11 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/43255
1000 * tree-vrp.c (process_assert_insertions_for): Do not insert
1001 asserts for trivial conditions.
1003 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1005 PR tree-optimization/43280
1006 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1007 generation. Move calculation of size out of the if branch.
1008 (find_bswap): Modify compare number generation.
1010 2010-03-11 Richard Guenther <rguenther@suse.de>
1013 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1014 (input_gimple_stmt): Fixup handled component types during
1015 operand read. Also fix up decls in ADDR_EXPRs.
1017 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1019 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1020 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1022 2010-03-10 Jan Hubicka <jh@suse.cz>
1025 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1026 * varasm.c (get_variable_section): Don't do that here...
1027 (make_decl_rtl): ... and here.
1028 (do_assemble_alias): Produce decl RTL.
1029 (assemble_alias): Likewise.
1031 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1034 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1035 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1037 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1038 (based_loc_descr): Only express drap or vdrap regno based expressions
1039 using DW_OP_fbreg when not optimizing.
1040 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1041 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1042 REG_CFA_SET_VDRAP note.
1044 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1046 PR tree-optimization/43236
1047 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1048 error in calculation of base address in reverse iteration case.
1049 (generate_builtin): Take number of latch executions if the statement
1052 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1055 * tree-eh.c: Include pointer-set.h.
1056 (lower_eh_dispatch): Filter out duplicate case labels and
1057 remove the unneeded edge when the label is unused. Return
1058 true when some edges are removed.
1059 (execute_lower_eh_dispatch): When any lowering resulted in
1060 removing an edge, also delete unreachable blocks.
1062 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1065 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1066 UNSPEC_MACHOPIC_OFFSET.
1068 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1071 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1072 (m68k_delegitimize_address): New function.
1074 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1077 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1080 * var-tracking.c (adjust_sets): New function.
1081 (count_with_sets, add_with_sets): Use it.
1082 (get_adjusted_src): New inline function.
1083 (add_stores): Use it.
1086 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1087 call cselib_dummy_expand_value_rtx_cb instead of
1088 cselib_expand_value_rtx_cb.
1091 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1092 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1093 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1094 and .cfi_endproc around the pic thunks.
1095 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1096 all queued unwind info register saves are saved before the call.
1097 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1098 considered as sp-=4 for unwind info and the pop as sp+=4 which
1099 also clobbers dest, but doesn't actually restore it.
1102 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1103 RTX_FRAME_RELATED_P.
1105 2010-03-09 Jie Zhang <jie@codesourcery.com>
1107 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1108 whitespaces in output template.
1110 2010-03-09 Jie Zhang <jie@codesourcery.com>
1112 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1115 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1117 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1118 builtins.exp in a separate job.
1120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1122 * graphite-sese-to-poly.c (add_param_constraints): Use
1123 lower_bound_in_type and upper_bound_in_type.
1125 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1127 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1128 instead of unsigned_type_node.
1130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1131 Reza Yazdani <reza.yazdani@amd.com>
1134 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1135 on pointer type parameters.
1137 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1141 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1142 handle conversions from pointer to integers.
1143 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1144 induction variable, to be able to work with code generated by CLooG.
1145 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1146 (build_poly_scop): Bail out if we cannot codegen a loop.
1148 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1150 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1151 code generation with gloog_error.
1153 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1155 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1156 Call fold_convert on all the returned values.
1157 (expand_scalar_variables_expr): Pass to
1158 expand_scalar_variables_ssa_name the type of the resulting expression.
1160 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1162 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1163 ppl_min_for_le_pointset.
1164 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1165 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1167 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1169 * graphite-dependences.c (map_into_dep_poly): Removed.
1170 (dependence_polyhedron_1): Use combine_context_id_scat.
1172 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1174 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1175 (struct poly_bb): Same.
1176 (combine_context_id_scat): New.
1178 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1181 * sese.c (name_defined_in_loop_p): Return false for default
1184 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1186 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1187 and clean up the logic.
1189 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1191 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1194 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1196 * var-tracking.c (remove_cselib_value_chains): Define only for
1198 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1199 delete_slot_part, emit_notes_for_differences_1): Don't call
1200 remove_cselib_value_chains here.
1201 (set_slot_part, emit_notes_for_differences_2): Don't call
1202 add_cselib_value_chains here.
1203 (preserved_values): New vector.
1204 (preserve_value): New function.
1205 (add_uses, add_stores, vt_add_function_parameters): Use it
1206 instead of cselib_preserve_value.
1207 (changed_values_stack): New vector.
1208 (check_changed_vars_0): New function.
1209 (check_changed_vars_1, check_changed_vars_2): Use it.
1210 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1211 changed_values_stack VALUEs.
1212 (vt_emit_notes): For all preserved_values call
1213 add_cselib_value_chains. If ENABLE_CHECKING call
1214 remove_cselib_value_chains before verifying value_chains is empty.
1215 Initialize and free changed_values_stack.
1216 (vt_initialize): Initialize preserved_values.
1217 (vt_finalize): Free preserved_values.
1219 2010-03-08 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/43269
1222 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1225 2010-03-08 Martin Jambor <mjambor@suse.cz>
1227 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1228 (ipa_is_param_called): Removed.
1229 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1230 (ipa_print_node_params): Do not print the called flag.
1231 (ipa_write_node_info): Do not stream the called flag.
1232 (ipa_read_node_info): Likewise.
1234 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1237 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1238 * cselib.c (struct expand_value_data): Add dummy field.
1239 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1241 (cselib_dummy_expand_value_rtx_cb): New function.
1242 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1244 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1245 * var-tracking.c: Include pointer-set.h.
1246 (variable): Change n_var_parts to char from int. Add
1247 cur_loc_changed and in_changed_variables fields.
1248 (variable_canonicalize): Remove.
1249 (shared_var_p): New inline function.
1250 (unshare_variable): Maintain cur_loc_changed and
1251 in_changed_variables fields. If var was in changed_variables,
1252 replace it there with new_var. Just copy cur_loc instead of
1253 resetting it to something else.
1254 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1255 (dataflow_set_union): Don't call variable_canonicalize.
1256 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1257 of their DEBUG_EXPR_TREE_DECLs.
1258 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1259 and in_changed_variables and cur_loc_changed is false.
1260 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1261 and cur_loc_changed. Don't update cur_loc here.
1262 (variable_merge_over_src): Don't call variable_canonicalize.
1263 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1264 removing loc that is equal to cur_loc, clear cur_loc,
1265 set cur_loc_changed and ensure variable_was_changed is called.
1266 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1267 compare pointers in cur_loc check, if it is equal to loc,
1268 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1269 (variable_different_p): Remove compare_current_location argument,
1270 don't compare cur_loc.
1271 (dataflow_set_different_1): Adjust variable_different_p caller.
1272 (variable_was_changed): If dv had some var in changed_variables
1273 already, reset in_changed_variables flag for it and propagate
1274 cur_loc_changed over to the new variable. On empty var
1275 always set cur_loc_changed. Set in_changed_variables on whatever
1276 var is added to changed_variables.
1277 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1278 Use shared_var_p. When removing loc that is equal to cur_loc,
1279 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1280 end, don't set it to something else, just call variable_was_changed.
1281 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1282 loc being removed, clear cur_loc and set cur_loc_changed.
1283 Set cur_loc_changed if all locations have been removed.
1284 (struct expand_loc_callback_data): New type.
1285 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1286 allocated. Always create SUBREGs if simplify_subreg failed.
1287 Prefer to use cur_loc, when that fails and still in
1288 changed_variables (and seen first time) recompute it. Set
1289 cur_loc_changed of variables which had to change cur_loc and
1290 compute elcd->cur_loc_changed if any of the subexpressions used
1291 had to change cur_loc.
1292 (vt_expand_loc): Adjust to pass arguments in
1293 expand_loc_callback_data structure.
1294 (vt_expand_loc_dummy): New function.
1295 (emitted_notes): New variable.
1296 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1297 that weren't used for any other decl in current
1298 emit_notes_for_changes call call vt_expand_loc_dummy to update
1299 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1300 first loc_chain location if NULL before. Always use just
1301 cur_loc instead of first loc_chain location. When cur_loc_changed
1302 is false, when not --enable-checking=rtl just don't emit any note.
1303 When rtl checking, compute the note and assert it is the same
1304 as previous note. Clear cur_loc_changed and in_changed_variables
1305 at the end before removing from changed_variables.
1306 (check_changed_vars_3): New function.
1307 (emit_notes_for_changes): Traverse changed_vars to call
1308 check_changed_vars_3 on each changed var.
1309 (emit_notes_for_differences_1): Clear cur_loc_changed and
1310 in_changed_variables. Recompute cur_loc of new_var.
1311 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1312 (vt_emit_notes): Initialize and destroy emitted_notes.
1314 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1316 PR rtl-optimization/42220
1317 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1318 Use verify_reg_tracked to determine if we should use OP_OUT rather
1320 (build_def_use): If we see an in-out operand for a register that we
1321 know nothing about, treat is an output if possible, fail the block if
1324 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1327 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1330 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1333 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1334 uses of relevant DEFs that are dead outside the loop too.
1336 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1338 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1340 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1342 * var-tracking.c (values_to_unmark): New variable.
1343 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1344 values_to_unmark vector. Moved body to...
1345 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1346 instead queue it into values_to_unmark vector.
1347 (vt_find_locations): Free values_to_unmark vector.
1349 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1351 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1352 (site.exp): Export them when plugins are enabled.
1354 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1357 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1359 (chrec_fold_multiply): Same.
1361 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1364 * c-decl.c (build_compound_literal): Return early if init is
1367 2010-03-04 Martin Jambor <mjambor@suse.cz>
1369 PR tree-optimization/43164
1370 PR tree-optimization/43191
1371 * tree-sra.c (type_consists_of_records_p): Reject records with
1372 zero-size bit-fields at the end.
1374 2010-03-04 Mike Stump <mikestump@comcast.net>
1376 * Makefile.in (TAGS): Remove *.y.
1378 2010-03-04 Richard Guenther <rguenther@suse.de>
1380 PR tree-optimization/40761
1381 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1383 (my_rev_post_order_compute): New function.
1384 (init_pre): Call it.
1386 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1389 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1390 decrease the cost of an IV candidate when the cost is infinite.
1392 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1394 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1395 Use '3DNow!' for the extension of that name, ensure normal space
1397 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1399 2010-03-03 Jeff Law <law@redhat.com>
1401 * PR middle-end/32693
1402 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1403 than gen_rtx_SUBREG.
1404 (extract_bit_field_1): Likewise.
1406 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1408 * doc/sourcebuild.texi (Test directives): Document that arguments
1409 include-opts and exclude-opts are now optional for dg-skip-if,
1410 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1412 2010-03-03 Jason Merrill <jason@redhat.com>
1415 * cgraph.h (varpool_node): Add extra_name field.
1416 * varpool.c (varpool_extra_name_alias): New.
1417 (varpool_assemble_decl): Emit extra name aliases.
1418 (varpool_mark_needed_node): Look past an extra name alias.
1419 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1420 * lto-streamer-in.c (lto_input_tree): Read it.
1421 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1423 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1425 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1426 (sparc*-*-solaris2*): ...this.
1428 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1431 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1432 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1433 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1434 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1437 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1438 fallthrough to default handling, just with want_address 0 instead of 2.
1439 For single element lists, add_AT_loc directly, otherwise create an
1440 artificial variable DIE and stick location list to it.
1443 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1444 (VAL_EXPR_HAS_REVERSE): Define.
1445 (reverse_op): New function.
1446 (add_stores): For reversible operations add an extra MO_VAL_USE.
1448 2010-03-02 Jason Merrill <jason@redhat.com>
1450 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1452 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1454 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1455 (sparc64-*-linux*): Likewise.
1456 (sparc64-*-solaris2*): Include assembler files before linker ones.
1457 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1458 * config/sparc/gas.h: Delete.
1459 * config/sparc/sol2-64.h: Add copyright notice.
1460 * config/sparc/sol2-gas-bi.h: Likewise.
1461 * config/sparc/sol2-gld.h: Likewise.
1462 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1463 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1464 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1465 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1466 (sparc_elf_asm_named_section): Rename into...
1467 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1469 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1471 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1473 2010-03-02 Jeff Law <law@redhat.com>
1476 * reload1.c (rtx_p, substitute_stack): Declare.
1477 (substitute): Record addresses of changed rtxs.
1478 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1479 Restore the original rtx when complete.
1480 (reload): Free subsitute_stack when complete.
1482 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1484 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1485 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1487 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1488 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1489 Torture Tests): Change from subsection to section.
1491 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1492 Steven Bosscher <steven@gcc.gnu.org>
1494 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1497 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1500 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1501 the assignment from the new induction variable to the assignment
1502 of the value from the original loop PHI function.
1504 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1505 Daniel Jacobowitz <dan@codesourcery.com>
1507 * doc/sourcebuild.texi (Test directives): Clarify options to
1510 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1512 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1513 Disable cfi directives unless GCC and gas agree on using read-only
1514 .eh_frame sections for 64-bit.
1515 * configure: Regenerate.
1517 2010-03-01 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/43220
1520 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1521 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1523 2010-03-01 Richard Guenther <rguenther@suse.de>
1524 Martin Jambor <mjambor@suse.cz>
1527 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1528 gimplified parameters.
1530 2010-03-01 Christian Bruel <christian.bruel@st.com>
1532 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1534 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1538 2010-03-01 Richard Guenther <rguenther@suse.de>
1541 * expr.c (expand_assignment): Use the alias-oracle to tell
1542 if the rhs aliases the result decl.
1544 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1547 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1548 to sol_gt_pch_get_address.
1549 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1550 64-bit, SPARC and x86.
1551 (sol_gt_pch_get_address): New function.
1553 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1555 * toplev.h (inform_n, error_n): Declare.
1556 * diagnostic.c (inform_n, error_n): New function.
1558 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1560 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1561 has no rtl yet when processing local_decls, queue it and recheck
1562 if deferred stack allocation hasn't assigned it rtl.
1564 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1566 * config/sh/sh.c (unspec_bbr_uid): New.
1567 (gen_block_redirect): Use it instead of INSN_UID.
1568 (gen_far_branch): Likewise.
1570 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1572 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1573 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1575 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1577 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1578 (Warning Options): -Wno-conversion-null is valid for
1579 Objective-C++ as well.
1580 * doc/tm.texi (Named Address Spaces): Likewise.
1581 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1582 * doc/tree-ssa.texi (Tree SSA): Likewise.
1584 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1587 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1588 by default. Don't set the default arch for
1589 i[34567]86-*-darwin*|x86_64-*-darwin*.
1591 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1594 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1595 default. Set the default 32bit/64bit archs with $with_arch
1596 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1598 2010-02-27 Richard Guenther <rguenther@suse.de>
1600 PR tree-optimization/43186
1601 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1602 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1603 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1604 unroller iterations.
1606 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1608 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1609 required and i[34567]86-*-* targets don't support 64bit ISA.
1611 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1614 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1617 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1619 * config.gcc: Set the default arch at least to Prescott for
1620 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1621 if SSE math is enabled.
1623 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1625 * diagnostic.c (diagnostic_initialize): Update.
1626 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1628 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1629 (diagnostic_inhibit_notes): New.
1630 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1632 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1635 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1636 * doc/standards.texi: Likewise.
1637 * doc/extend.texi: Likewise.
1638 * doc/trouble.texi: Likewise.
1639 * doc/cppopts.texi: Likewise.
1640 * doc/install.texi: Likewise.
1641 * c.opt (std=c90,std=gnu90): New options.
1642 * c-opts.c (c_common_handle_option): Handle them.
1644 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1647 * c-decl.c (undeclared_variable): Use an informative note.
1649 2010-02-26 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/43186
1652 * gimple.h (gimple_fold): Remove.
1653 * gimple.c (gimple_fold): Remove. Inline into single user ...
1654 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1655 Try harder for conditions.
1657 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1660 * function.c (used_types_insert): Don't skip through named pointer
1661 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1662 and it is different from the main variant's type.
1664 2010-02-26 Nick Clifton <nickc@redhat.com>
1666 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1668 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1670 * config.gcc: Support --with-fpmath=sse for x86.
1672 * config/i386/ssemath.h: New.
1674 * doc/install.texi (--with-fpmath=sse): Documented.
1676 2010-02-26 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/43188
1679 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1680 vector types of over-aligned element type.
1682 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1685 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1686 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1688 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1690 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1692 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1694 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1695 * var-tracking.c: Include diagnostic.h.
1696 (debug_dv): New function.
1697 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1700 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1701 (add_value_chain, add_value_chains, remove_value_chain,
1702 remove_value_chains): Handle DEBUG_EXPRs.
1703 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1706 * regcprop.c (struct queued_debug_insn_change): New type.
1707 (struct value_data_entry): Add debug_insn_changes field.
1708 (struct value_data): Add n_debug_insn_changes field.
1709 (debug_insn_changes_pool): New variable.
1710 (free_debug_insn_changes, apply_debug_insn_changes,
1711 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1712 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1713 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1715 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1717 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1718 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1719 changes, call cprop_find_used_regs via note_stores.
1720 (copyprop_hardreg_forward): When copying vd from predecessor
1721 which has any queued DEBUG_INSN changes, make sure the pointers are
1722 cleared. At the end call df_analyze and then if there are any
1723 DEBUG_INSN changes queued at the end of some basic block for still
1724 live registers, apply them.
1725 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1727 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1729 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1732 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1734 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1735 targets. Set the default with_cpu/with_arch from arch/cpu.
1736 Allow x86-64 and native for with_cpu/with_arch.
1738 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1740 * ebitmap.c: Change calls to verify_popcount with calls to
1741 sbitmap_verify_popcount.
1742 (ebitmap_clear_bit): Fixed map->cacheindex test and
1743 map>cache update when bit clearing results in an empty
1746 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1749 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1750 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1751 and support both V2DF and V2DI modes.
1752 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1753 support both V2DF and V2DI modes.
1754 (general): Delete trailing whitespace from a few patterns.
1756 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1757 V2DF/V2DI interleave high/low builtins.
1759 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1762 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1763 interleave high/low functions.
1765 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1767 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1768 #pragma extern_prefix.
1770 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1773 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1774 BLKmode, assert op0 is a MEM and just adjust its mode.
1777 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1778 if bitpos isn't multiple of mode's bitsize.
1780 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1782 * c.opt (-ftemplate-depth=): New.
1783 (-ftemplate-depth-): Deprecate.
1784 * optc-gen.awk: Handle -ftemplate-depth=.
1785 * opth-gen.awk: Likewise.
1786 * c-opts.c (c_common_handle_option): Likewise.
1787 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1789 2010-02-24 Jason Merrill <jason@redhat.com>
1791 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1793 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1795 * cfg.c (alloc_aux_for_block): Remove inline.
1796 (alloc_aux_for_edge): Likewise.
1798 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1800 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1802 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1805 * config/i386/sol2-gas.h: New file.
1806 * config.gcc (i[34567]86-*-solaris2*): Use it.
1808 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1811 * c-typeck.c (ep_convert_and_check): New.
1812 (build_conditional_expr): Use it.
1813 (build_binary_op): Likewise.
1815 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1817 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1820 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1821 bounds even for -O+.
1822 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1823 expr needs to have DECL_NAME set.
1825 2010-02-24 Nick Clifton <nickc@redhat.com>
1827 * config/mep/mep.c: Include gimple.h.
1828 (mep_function_uses_sp): Delete unused function.
1829 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1830 parameters. Use unsigned integers to count args. Return a
1831 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1833 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1836 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1837 greater or equal to nelt instead of 2 * nelt.
1838 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1841 2010-02-23 Jason Merrill <jason@redhat.com>
1844 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1845 in cfun->local_decls even if they have register types.
1848 * stor-layout.c (place_field): Don't warn about unnecessary
1849 DECL_PACKED if the type is packed.
1851 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1854 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1855 GOTOFF relocs, even when the base reg isn't pic pointer.
1857 2010-02-23 Michael Matz <matz@suse.de>
1860 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1861 (expand_gimple_basic_block): Generate and use debug temps if there
1862 are debug uses left after the last real use of TERed ssa names.
1863 Unlink debug immediate uses when they are expanded.
1865 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1868 * config/i386/i386.c (override_options): Reorganise to provide
1869 better error messages.
1871 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1874 * graphite-scop-detection.c (create_single_exit_edge): Move
1875 the call to find_single_exit_edge to....
1876 (create_sese_edges): ...here. Don't handle multiple edges
1877 exiting the function.
1878 (build_graphite_scops): Don't handle multiple edges
1879 exiting the function.
1881 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1884 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1885 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1887 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1890 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1892 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1895 * c-typeck.c (convert_arguments): Print declaration location.
1896 * c-common.c (validate_nargs): Rename as
1897 builtin_function_validate_nargs.
1898 (check_builtin_function_arguments): Update.
1900 2010-02-22 Richard Guenther <rguenther@suse.de>
1903 * tree-inline.c (declare_return_variable): Use the type of
1904 the call stmt lhs if available.
1906 2010-02-22 Duncan Sands <baldrick@free.fr>
1908 * passes.c (register_pass): Always consider all pass lists when
1909 ref_pass_instance_number is zero.
1911 2010-02-22 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/42749
1914 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1915 parameter. Do arithmetic in the original type.
1916 (update_accumulator_with_ops): Likewise.
1917 (adjust_accumulator_values): Adjust.
1919 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1921 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1922 (QI to BLKmode splitter): New splitter.
1924 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1926 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1927 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1929 2010-02-22 Richard Guenther <rguenther@suse.de>
1931 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1933 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1935 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1936 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1937 ($(T)crti.o, $(T)crtn.o): Remove rules.
1939 2010-02-21 Tobias Burnus <burnus@net-b.de>
1942 * doc/invoke.texi (-fassociative-math): Document that this
1943 option is automatically enabled for Fortran.
1945 2010-02-20 David S. Miller <davem@davemloft.net>
1947 * configure.ac: Test if linker and assembler properly support
1948 GOTDATA_OP relocations.
1949 * configure: Rebuild.
1950 * config.in: Likewise.
1951 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1952 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1953 (movsi_high_pic): Likewise.
1954 (movdi_lo_sum_pic): Likewise.
1955 (movdi_high_pic): Likewise.
1956 (movsi_pic_gotdata_op): New pattern.
1957 (movdi_pic_gotdata_op): Likewise.
1958 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1959 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1961 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1964 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1965 attribute to ssemul.
1966 (xop_mulv2div2di3_high): Ditto.
1968 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1971 * c.opt (Wconversion-null): New option.
1972 * doc/invoke.texi (Wconversion-null): Document.
1974 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1976 * common.opt (Wlarger-than-): Add Undocumented.
1978 2010-02-19 Mike Stump <mikestump@comcast.net>
1980 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1982 2010-02-19 Jason Merrill <jason@redhat.com>
1985 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1986 * configure: Likewise.
1988 2010-02-20 Alan Modra <amodra@gmail.com>
1991 * cgraph.h (cgraph_make_decl_local): Declare.
1992 * cgraph.c (cgraph_make_decl_local): New function.
1993 (cgraph_make_node_local): Use it.
1994 * cgraphunit.c (cgraph_function_versioning): Likewise.
1995 * ipa.c (function_and_variable_visibility): Likewise.
1997 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2000 * except.c (sjlj_emit_function_enter): Don't call
2001 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2003 * rtl.h (add_reg_br_prob_note): Remove prototype.
2005 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2008 * c-common.c (conversion_warning): Remove widening conversions
2009 before checking the conversion of integers to reals.
2011 2010-02-19 Mike Stump <mikestump@comcast.net>
2014 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2017 * cgraphunit.c (process_function_and_variable_attributes): Check
2018 DECL_PRESERVE_P instead of looking up attribute "used".
2019 * ipa-pure-const.c (check_decl): Likewise.
2020 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2021 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2022 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2023 instead of attribute "used".
2024 * config/sol2-c.c (solaris_pragma_init): Likewise.
2025 (solaris_pragma_fini): Likewise.
2027 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2029 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2030 Use XCNEW instead of xcalloc.
2031 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2032 XNEW instead of xmalloc.
2033 (get_fields): Use XNEWVEC instead of xmalloc.
2036 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2037 populate vars array.
2038 (create_new_general_access): For debug stmts just reset value.
2039 (get_stmt_accesses): For accesses within debug stmts just record them
2040 using add_access_to_acc_sites instead of preventing the peeling or
2041 counting them as accesses.
2044 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2046 2010-02-19 Richard Guenther <rguenther@suse.de>
2048 PR tree-optimization/42916
2049 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2052 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2054 * configure.ac: Replace all uses of changequote in macro arguments
2055 with proper quoting.
2057 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2060 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2062 2010-02-19 Richard Guenther <rguenther@suse.de>
2064 PR tree-optimization/42944
2065 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2066 test for aliasing with errno.
2068 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2071 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2072 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2073 * dojump.c: Include output.h.
2074 (inv): New inline function.
2075 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2076 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2077 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2078 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2079 argument, pass it down to other calls.
2080 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2081 add REG_BR_PROB note to the conditional jump.
2082 * cfgexpand.c (add_reg_br_prob_note): Removed.
2083 (expand_gimple_cond): Don't call it, add the probability
2084 as last argument to jumpif_1/jumpifnot_1.
2085 * Makefile.in (dojump.o): Depend on output.h.
2086 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2088 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2089 * stmt.c (do_jump_if_equal): Likewise.
2090 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2091 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2092 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2094 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2095 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2096 jumpifnot_1 callers.
2097 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2099 (store_expr): Adjust jumpifnot caller.
2100 (store_constructor): Adjust jumpif caller.
2103 * gimplify.c (gimple_boolify): For __builtin_expect call
2104 gimple_boolify also on its first argument.
2106 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2108 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2110 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2111 * configure: Regenerated.
2113 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2115 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2116 lang_hooks.types_compatible_p instead of comptypes.
2118 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2120 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2121 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2122 if __prefer_thumb__ is defined.
2124 2010-02-18 Martin Jambor <mjambor@suse.cz>
2126 PR tree-optimization/43066
2127 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2128 array with zero-sized element type.
2130 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2132 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2133 rtx, allocate struct var_loc_node here and return it to the
2134 caller, and only if it is actually needed.
2135 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2136 move it earlier and return immediately if it returns NULL.
2138 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2140 * config/sparc/gas.h: New file. Restore
2141 TARGET_ASM_NAMED_SECTION to its ELF default.
2142 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2144 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2145 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2146 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2147 after sparc/sysv4.h.
2149 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2151 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2153 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2155 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2156 patterns from predicated pattern.
2158 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2162 for insn mnemonic suffix.
2164 2010-02-17 Richard Guenther <rguenther@suse.de>
2166 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2169 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2172 * caller-save.c (save_call_clobbered_regs): If BB ends with
2173 a DEBUG_INSN, move any notes in between last real insn and the last
2174 DEBUG_INSN after the last DEBUG_INSN.
2176 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2178 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2179 Fix return type. Fix argument type. Explain meaning of return value.
2181 2010-02-16 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/41043
2184 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2185 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2187 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2189 2010-02-16 Ira Rosen <irar@il.ibm.com>
2191 PR tree-optimization/43074
2192 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2193 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2194 vectorizable cycles in hybrid SLP check.
2195 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2197 2010-02-16 Richard Guenther <rguenther@suse.de>
2199 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2200 (true_dependence): If memrefs_conflict_p computes must-alias
2201 trust it. Move TBAA check after offset-based disambiguation.
2202 (canon_true_dependence): Likewise.
2204 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2206 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2207 * doc/invoke.texi: Document it.
2208 * var-tracking.c: Include toplev.h and params.h.
2209 (vt_find_locations): Return bool indicating success. Compute
2210 hash sizes unconditionally. Check new parameter, report.
2211 (variable_tracking_main_1): Check vt_find_locations results and
2212 retry. Renamed from...
2213 (variable_tracking_main): ... this. New wrapper to preserve
2214 flag_var_tracking_assignments.
2215 * Makefile.in (var-tracking.o): Adjust dependencies.
2217 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2218 Jakub Jelinek <jakub@redhat.com>
2221 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2222 if weak_import attribute is present.
2223 * config/darwin.c (machopic_select_section): Likewise.
2225 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2227 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2228 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2229 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2230 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2232 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2235 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2238 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2239 Rewrite text to refer to the names.
2241 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2243 * config/i386/i386-builtin-types.def
2244 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2245 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2246 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2247 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2248 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2249 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2250 IX86_BUILTIN_VPERMIL2PS256.
2251 (MULTI_ARG_4_DF2_DI_I): Defined.
2252 (MULTI_ARG_4_DF2_DI_I1): Defined.
2253 (MULTI_ARG_4_SF2_SI_I): Defined.
2254 (MULTI_ARG_4_SF2_SI_I1): Defined.
2255 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2256 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2257 __builtin_ia32_vpermil2ps256.
2258 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2259 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2260 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2261 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2262 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2263 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2264 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2265 CODE_FOR_xop_vpermil2v8sf3.
2266 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2267 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2268 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2269 (_mm256_permute2_pd): New.
2270 (_mm_permute2_ps): New.
2271 (_mm256_permute2_ps): New.
2273 2010-02-15 Nick Clifton <nickc@redhat.com>
2275 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2276 boolean parameters. Use emit_jump_insn when emitting a pop
2277 instruction containing a return insn.
2278 (push): Use 'true' rather than '1' as second parameter to F.
2279 (h8300_expand_prologue): Likewise.
2280 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2281 (h8300_expand_epilogue): Likewise.
2283 2010-02-15 Richard Guenther <rguenther@suse.de>
2286 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2289 2010-02-15 Nick Clifton <nickc@redhat.com>
2291 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2294 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2296 * intl.c (fake_ngettext): New function.
2297 * intl.h (fake_ngettext): Declare.
2298 (ngettext): Define macro.
2299 * collect2.c (notice_translated): New function.
2300 (main): Use notice_translated and ngettext.
2301 * collect2.h (notice_translated): Declare.
2303 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2305 * reorg.c (delete_computation): Comment fixes.
2306 * caller-save.c (setup_save_areas): Idem.
2307 * sel-sched-dump.c (dump_lv_set): Idem.
2310 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2312 * config/s390/s390.c (s390_sched_init): New function.
2313 (TARGET_SCHED_INIT): Target hook defined.
2315 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2316 Jack Howarth <howarth@bromo.med.uc.edu>
2317 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2320 Partial revert of unintended change in fix for PR41605.
2321 * config/darwin.h: Fix typo.
2322 * config/darwin9.h: Same.
2324 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2326 * c-pch.c (pch_init): Clear v.
2328 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2331 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2332 graphite_can_represent_init for MULT_EXPR.
2334 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2338 * graphite-sese-to-poly.c (remove_phi): New.
2339 (translate_scalar_reduction_to_array): Call remove_phi.
2341 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2344 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2345 * graphite-clast-to-gimple.h (gloog): Update declaration.
2346 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2347 * graphite-poly.h (struct poly_bb): Add missing comments.
2348 (struct scop): Add poly_scop_p field.
2350 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2351 * graphite.c (graphite_transform_loops): Build the polyhedral
2352 representation for each scop before code generation.
2353 * sese.c (rename_variables_in_operand): Removed.
2354 (rename_variables_in_expr): Return the renamed expression.
2355 (rename_sese_parameters): New.
2356 * sese.h (rename_sese_parameters): Declared.
2358 2010-02-11 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/42998
2361 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2362 POINTER_PLUS_EXPR properly.
2364 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2365 Changpeng Fang <changpeng.fang@amd.com>
2368 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2369 the cost of an IV candidate when the IV is used in a test against zero.
2371 * gcc.dg/tree-ssa/ivopts-3.c: New.
2373 2010-02-11 Richard Guenther <rguenther@suse.de>
2376 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2377 pointer-vs-decl case by swapping refs. Handle some cases
2378 of pointer-vs-decl disambiguations more conservatively.
2379 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2380 to false after expanding.
2382 2010-02-11 Richard Guenther <rguenther@suse.de>
2385 * gcc.c (process_command): Handle LTO file@offset case more
2388 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2390 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2391 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2393 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2395 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2396 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2397 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2398 Optimize eq/ne comparisons when both arguments are known to be
2400 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2401 Don't mask operands unnecessarily if they are known to be already
2404 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2406 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2409 2010-02-10 Richard Guenther <rguenther@suse.de>
2411 PR tree-optimization/43017
2412 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2413 for wrapping signed arithmetic.
2415 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2418 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2419 if no debug info should be emitted for it.
2421 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2423 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2424 note when flag_exceptions is set.
2426 2010-02-10 Duncan Sands <baldrick@free.fr>
2428 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2430 2010-02-10 Richard Guenther <rguenther@suse.de>
2433 * tree.c (get_unwidened): Handle constants.
2434 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2436 2010-02-10 Martin Jambor <mjambor@suse.cz>
2439 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2440 check for variable argument counts independently.
2442 2010-02-10 Christian Bruel <christian.bruel@st.com>
2445 * config/sh/sh.c (find_barrier): Increase length for non delayed
2446 conditional branches.
2448 2010-02-10 Christian Bruel <christian.bruel@st.com>
2450 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2452 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2454 * builtins.c (set_builtin_user_assembler_name): Also handle
2455 ffs if int is smaller than word.
2457 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2460 * ira-conflicts.c (get_dup): Remove.
2461 (process_reg_shuffles): Add new parameter. Use it as an
2462 additional guard for copy generation.
2463 (add_insn_allocno_copies): Rewrite.
2465 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2467 * common.opt (fsched2-use-traces): Preserved for backward
2469 * doc/invoke.texi: Remove the documentation about option
2470 -fsched2-use-traces.
2471 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2472 flag_sched2_use_traces.
2473 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2474 the backward compatibility flag section.
2476 2010-02-09 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/43008
2479 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2480 make HEAP variables initialized from global memory if they
2481 are not known builtin functions.
2482 (find_func_aliases): Adjust.
2484 2010-02-09 Richard Guenther <rguenther@suse.de>
2486 PR tree-optimization/43000
2487 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2488 arithmetic manually.
2490 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2492 PR tree-optimization/42931
2493 * tree-loop-linear.c (try_interchange_loops): Don't call
2494 double_int_mul if estimated_loop_iterations failed.
2496 2010-02-08 Martin Jambor <mjambor@suse.cz>
2499 * tree-sra.c (build_accesses_from_assign): Do not mark in
2500 should_scalarize_away_bitmap if stmt has volatile ops.
2501 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2504 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2506 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2508 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2510 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2513 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2516 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2518 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2521 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2522 to unknown_dependence.
2523 (graphite_legal_transform_dr): Handle the unknown_dependence.
2524 (graphite_carried_dependence_level_k): Same.
2526 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2528 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2530 2010-02-07 Richard Guenther <rguenther@suse.de>
2533 * expr.c (get_inner_reference): Always initialize *pbitsize.
2535 2010-02-07 Richard Guenther <rguenther@suse.de>
2538 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2539 new ARRAY_REFs on variable size element or minimal index arrays.
2541 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2542 gimple_fold_indirect_ref.
2544 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2547 * arm.c (arm_override_options): Just return if the user has specified
2548 an invalid fpu name.
2550 2010-02-03 Jason Merrill <jason@redhat.com>
2553 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2554 i386_pe_maybe_record_exported_symbol.
2556 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2559 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2560 (pa_delegitimize_address): New function.
2562 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2564 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2565 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2567 2010-02-05 Richard Guenther <rguenther@suse.de>
2570 * lto-streamer-in.c (get_resolution): Deal with references
2571 to undefined functions.
2573 2010-02-05 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2576 (fold_const_aggregate_ref): Likewise.
2577 (ccp_fold_stmt): Substitute loads.
2578 (maybe_fold_reference): Verify types before substituting.
2580 (fold_gimple_assign): Unshare properly.
2581 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2583 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2585 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2586 for rs6000_gen_cell_microcode.
2588 2010-02-04 Richard Guenther <rguenther@suse.de>
2590 PR rtl-optimization/42952
2591 * dse.c (const_or_frame_p): Remove MEM handling.
2593 2010-02-04 Nick Clifton <nickc@redhat.com>
2595 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2596 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2597 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2598 (mn10300_asm_output_mi_thunk): New function.
2599 (mn10300_can_output_mu_thunk): New function.
2600 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2601 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2602 (FUNCTION_ARG): Delete incorrect comment.
2604 2010-02-03 Jason Merrill <jason@redhat.com>
2607 * fold-const.c (operand_equal_p): Handle erroneous types.
2609 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2611 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2613 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2615 PR rtl-optimization/42941
2616 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2619 2010-02-03 Jason Merrill <jason@redhat.com>
2622 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2624 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2627 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2628 (cselib_reset_table): Renamed from...
2629 (cselib_reset_table_with_next_value): ... this.
2630 (cselib_get_next_uid): Renamed from...
2631 (cselib_get_next_unknown_value): ... this.
2632 * cselib.c (next_uid): Renamed from...
2633 (next_unknown_value): ... this.
2634 (cselib_clear_table): Adjust.
2635 (cselib_reset_table): Adjust. Renamed from...
2636 (cselib_reset_table_with_next_value): ... this.
2637 (cselib_get_next_uid): Adjust. Renamed from...
2638 (cselib_get_next_unknown_value): ... this.
2639 (get_value_hash): Use hash.
2640 (cselib_hash_rtx): Likewise.
2641 (new_cselib_val): Adjust. Set and dump uid.
2642 (cselib_lookup_mem): Pass next_uid as hash.
2643 (cselib_subst_to_values): Likewise.
2644 (cselib_log_lookup): Dump uid.
2645 (cselib_lookup): Pass next_uid as hash. Adjust.
2646 (cselib_process_insn): Adjust.
2647 (cselib_init): Initialize next_uid.
2648 (cselib_finish): Adjust.
2649 (dump_cselib_table): Likewise.
2650 * dse.c (canon_address): Dump value uid.
2651 * print-rtl.c (print_rtx): Print value uid.
2652 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2654 (dv_uid): New function, sort of renamed from...
2655 (dv_htab_hash): ... this, reimplemented in terms of it and...
2656 (dv_uid2hash): ... this. New.
2657 (variable_htab_eq): Drop excess assertions.
2658 (tie_break_pointers): Removed.
2659 (canon_value_cmp): Compare uids.
2660 (variable_post_merge_New_vals): Print uids.
2661 (vt_add_function_parameters): Adjust.
2662 (vt_initialize): Reset table. Adjust.
2664 2010-02-03 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/42944
2667 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2668 (call_may_clobber_ref_p_1): Likewise. Properly handle
2669 malloc and calloc clobbering errno.
2671 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2673 * doc/invoke.texi: Fix name of sched1 dump.
2675 * opts.c (decode_options): Set flag_tree_switch_conversion
2676 only conditionally on optimize >= 2.
2678 * gcse.c: Assorted comment fixes in pass description.
2680 2010-02-03 Anthony Green <green@moxielogic.com>
2682 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2683 nop padding in order to maintain alignment of storage location of
2684 target function address.
2685 (moxie_trampoline_init): Store target function address at newly
2687 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2689 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2691 2010-02-03 Richard Guenther <rguenther@suse.de>
2694 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2696 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2698 * config.gcc: Reenable check for obsolete targets.
2699 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2700 mips-sgi-irix6.[0-4]*.
2702 2010-02-02 Nick Clifton <nickc@redhat.com>
2704 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2705 constant size of 4 as being the same as 0.
2706 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2707 can take values in the range 0..4.
2709 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2712 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2713 as _darwin10_Unwind_FindEnclosingFunction().
2714 * libgcc-libsystem.ver: New.
2716 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2719 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2720 implicitly set registers.
2722 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2724 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2725 (arm_override_options): Allow automatic selection of the thread
2726 pointer register if thumb2.
2727 (legitimize_pic_address): Improve code sequences for Thumb2.
2728 (arm_call_tls_get_addr): Likewise.
2729 (legitimize_tls_address): Likewise.
2730 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2731 (pic_load_addr_32bit): ... this. New named pattern.
2732 * thumb2.md (pic_load_addr_thumb2): Delete.
2733 (pic_load_dot_plus_four): Delete.
2734 (tls_load_dot_plus_four): New named pattern.
2736 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2739 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2740 Document fix for TLS bug.
2742 2010-01-31 Richard Guenther <rguenther@suse.de>
2744 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2745 conservatively correct.
2747 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2751 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2753 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2755 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2757 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2759 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2761 * config.gcc: Adjust order of makefile fragments for mingw targets.
2763 2010-01-31 Richard Guenther <rguenther@suse.de>
2766 * gimplify.c (gimplify_init_constructor): For volatile LHS
2767 initialize a temporary.
2769 2010-01-31 Matthias Klose <doko@ubuntu.com>
2771 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2773 * configure: Regenerate.
2775 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2777 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2778 the same alias set and their sizes different constantness.
2779 (aliasing_component_refs_p): Revert 2009-10-24 change.
2781 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2783 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2786 2010-01-29 Richard Guenther <rguenther@suse.de>
2788 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2789 Assert we successfully updated the call.
2791 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2793 PR rtl-optimization/42889
2794 * df.h (df_set_bb_dirty_nonlr): New prototype.
2795 * df-core.c (df_set_bb_dirty_nonlr): New function.
2796 * df-scan.c (df_insn_rescan): Call it instead of
2797 df_set_bb_dirty for DEBUG_INSNs.
2799 2010-01-29 Richard Guenther <rguenther@suse.de>
2802 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2803 quadratic behavior in most cases.
2805 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2808 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2809 in the call to gen_x86_movsicc_0_m1.
2811 2010-01-28 Richard Guenther <rguenther@suse.de>
2813 PR tree-optimization/42871
2814 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2816 2010-01-28 Richard Guenther <rguenther@suse.de>
2818 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2819 into call arguments.
2821 2010-01-28 Richard Guenther <rguenther@suse.de>
2824 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2825 the forwarder if the destination is an EH landing pad.
2827 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2829 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2830 block list passed to gimple_duplicate_sese_tail.
2831 (parallelize_loops): Avoid parallelization when the function
2833 Avoid parallelization when the preheader is IRREDUCIBLE.
2834 Try to optimize when estimated_loop_iterations_int is unresolved.
2835 Add the loop's location to the dump file.
2836 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2837 (gimple_duplicate_sese_tail): Remove the check for the latch.
2838 Redirect nexits to the exit block.
2839 Remove handling of the incoming edges to the latch.
2840 Redirect the backedge from the copied latch to the exit bb.
2842 2010-01-28 Michael Matz <matz@suse.de>
2845 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2846 Wrap force_reg into a sequence, emit it before user.
2848 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2850 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2852 (arm_legacy_rev): Likewise.
2853 (thumb_legacy_rev): Likewise.
2855 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2857 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2858 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2859 on MEM's address failed, try avoid_constant_pool_reference and
2860 recurse if it returned something different.
2861 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2862 address, try avoid_constant_pool_reference and recurse if it
2863 returned something different.
2864 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2865 address and avoid_constant_pool_reference returned something
2866 different, don't set have_address.
2868 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2871 * var-tracking.c (val_store): Add modified argument, obey it.
2873 (count_uses): Move down logging of main.
2874 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2875 don't need resolution.
2876 (emit_notes_in_bb): Likewise.
2878 2010-01-27 Richard Guenther <rguenther@suse.de>
2881 * tree-inline.c (remap_decl): Delay remapping of SSA name
2882 default definitions until we need them.
2884 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2886 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2887 (rs6000_delegitimize_address): New function.
2889 * config/s390/s390.c (s390_delegitimize_address): Call
2890 delegitimize_mem_from_attrs.
2893 * tree-inline.c (cannot_copy_type_1): Removed.
2894 (copy_forbidden): Don't forbid copying of functions containing
2895 records/unions with variable length fields.
2897 2010-01-27 Christian Bruel <christian.bruel@st.com>
2901 * config/sh/sh.c (find_barrier): Increase length for non delayed
2902 conditional branches.
2904 2010-01-27 Matthias Klose <doko@ubuntu.com>
2906 * configure.ac (gnu-unique-object): Fix ldd version check.
2907 * configure: Regenerate.
2909 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2911 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2913 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2914 Test for HAVE_GNU_AS value.
2916 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2918 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2919 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2920 INT64_TYPE): Define.
2921 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2922 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2923 INT_LEAST64_TYPE): Define.
2924 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2925 UINT_LEAST64_TYPE): Define.
2926 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2927 INT_FAST64_TYPE): Define.
2928 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2929 UINT_FAST64_TYPE): Define.
2930 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2931 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2932 (SIG_ATOMIC_TYPE): Define.
2934 2010-01-26 Richard Guenther <rguenther@suse.de>
2936 * df-scan.c (df_scan_set_bb_info): Remove assert.
2937 (df_insn_rescan_debug_internal): Merge asserts.
2938 (df_install_ref): Likewise.
2939 (df_mark_reg): Use bitmap_set_range.
2940 (df_hard_reg_used_p): Remove assert.
2941 (df_hard_reg_used_count): Likewise.
2943 2010-01-26 Richard Guenther <rguenther@suse.de>
2945 PR rtl-optimization/42685
2946 * web.c (web_main): Ignore DEBUG_INSNs.
2948 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2950 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2952 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2953 Fix types of fndecl and arglist parameters.
2955 2010-01-26 Richard Guenther <rguenther@suse.de>
2958 * tree-eh.c (unsplit_eh): Skip debug insns.
2960 2010-01-26 Richard Guenther <rguenther@suse.de>
2962 PR tree-optimization/42250
2963 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2965 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2968 * omp-low.c (expand_omp_sections): Only use single_pred if
2969 l2_bb is single_pred_p.
2971 2010-01-25 Christian Bruel <christian.bruel@st.com>
2974 * config/sh/sh.c (find_barrier): Increase length for non delayed
2975 conditional branches.
2976 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2978 2010-01-24 David S. Miller <davem@davemloft.net>
2980 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2981 define if not using GAS.
2982 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2983 Likewise. Delete SECTION_MERGE code, which is only applicable
2986 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2989 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2990 mangling of va_list in system headers.
2992 2010-01-23 Toon Moene <toon@moene.org>
2994 * tree-predcom.c (combine_chains): Return NULL, not false.
2996 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2998 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2999 initialization of variable res to agree with return type.
3001 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3003 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3004 * tree-sra.c: Add include of expr.h.
3006 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3008 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3009 insert the debug stmt on the single non-EH edge from the stmt.
3011 2010-01-22 Richard Henderson <rth@redhat.com>
3014 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3015 the RHS until after generate_subtree_copies has insertted its
3016 code before the current statement.
3018 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3020 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3022 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3024 2010-01-21 Martin Jambor <mjambor@suse.cz>
3026 PR tree-optimization/42585
3027 * tree-sra.c (struct access): New field grp_total_scalarization.
3028 (dump_access): Dump the new field.
3029 (should_scalarize_away_bitmap): New variable.
3030 (cannot_scalarize_away_bitmap): Likewise.
3031 (sra_initialize): Allocate new bitmaps.
3032 (sra_deinitialize): Free new bitmaps.
3033 (create_access_1): New function.
3034 (create_access): Parts moved to create_access_1.
3035 (type_consists_of_records_p): New function.
3036 (completely_scalarize_record): Likewise.
3037 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3038 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3039 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3041 (analyze_all_variable_accesses): Completely scalarize small eligible
3044 2010-01-21 Martin Jambor <mjambor@suse.cz>
3046 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3048 2010-01-21 Andrew Haley <aph@redhat.com>
3050 * gcc.c (process_command): Move lang_specific_driver before
3051 setting cc_libexec_prefix.
3053 2010-01-21 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (negate_expr_p): Pretend only negative
3057 real constants are easily negatable.
3059 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3060 Jason Merrill <jason@redhat.com>
3062 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3063 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3064 * calls.c (initialize argument_information): Handle it.
3065 * c-common.c (handle_transparent_union_attribute): Use new name.
3066 * c-decl.c (finish_struct): Ditto.
3067 * c-typeck.c (type_lists_compatible_p): Ditto.
3068 (convert_for_assignment): Use new name and also handle record.
3069 * function.c (aggregate_value_p): Handle it.
3070 (pass_by_reference): Ditto.
3071 (assign_parm_data_types): Ditto.
3072 * print-tree.c (print_node): Ditto.
3073 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3074 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3075 * tree.c (first_field): New fn.
3077 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3080 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3081 even when linking statically, for now.
3083 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3086 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3087 without a cselib val.
3088 (count_uses): Accept MO_VAL_SET with no val on stores.
3089 (add_stores): Likewise.
3091 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3093 * var-tracking.c (check_value_val): Add a compile time assertion.
3094 (dv_is_decl_p): Simplify.
3095 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3096 gcc_assert if ENABLE_CHECKING.
3098 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3101 * var-tracking.c: Include tree-flow.h.
3102 (mem_dies_at_call): New.
3103 (dataflow_set_preserve_mem_locs): Use it.
3104 (dataflow_set_remove_mem_locs): Likewise.
3105 (dump_var): Renamed from dump_variable. Adjust all callers.
3106 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3107 * Makefile.in (var-tracking.o): Adjust deps.
3109 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3111 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3113 2010-01-20 Richard Guenther <rguenther@suse.de>
3115 PR tree-optimization/42717
3116 * tree-ssa-dce.c (get_live_post_dom): Remove.
3117 (forward_edge_to_pdom): Take an arbitrary edge to copy
3118 degenerate PHI args from.
3119 (remove_dead_stmt): Use the first post-dominator even if it
3120 does not contain live statements as redirection destination.
3122 2010-01-20 Richard Guenther <rguenther@suse.de>
3124 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3126 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3128 * sel-sched.c (create_speculation_check): Remove set but not used
3130 (try_transformation_cache): Remove set but not used variable ds.
3131 (calculate_privileged_insns): Remove set but not used variables
3132 cur_insn and min_spec_insn.
3133 (find_best_expr): Remove set but not used variable avail_n.
3134 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3136 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3138 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3139 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3142 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3145 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3146 cpu types. Add support for *-sse3 cpu types.
3147 (x86_64-*-*): Ditto.
3149 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3152 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3153 argument, call initializer_constant_valid_p_1 instead of
3154 initializer_constant_valid_p, pass CACHE to it, return NULL
3155 immediately if first call returns NULL.
3156 (initializer_constant_valid_p_1): New function.
3157 (initializer_constant_valid_p): Use it.
3159 2010-01-20 Thomas Quinot <quinot@adacore.com>
3161 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3163 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3165 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3166 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3167 (loc_list_from_tree): Don't handle unsigned division. Handle
3168 signed modulo using DW_OP_{over,over,div,mul,minus}.
3169 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3170 modulo instead of signed.
3172 2010-01-20 DJ Delorie <dj@redhat.com>
3174 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3176 (h8300_emit_stack_adjustment): Propogate it.
3178 (h8300_expand_prologue): Likewise.
3179 (h8300_expand_epilogue): Likewise.
3181 2010-01-19 Michael Matz <matz@suse.de>
3183 PR tree-optimization/41783
3184 * tree-data-ref.c (toplevel): Include flags.h.
3185 (dump_data_dependence_relation): Also dump the inputs if the
3186 result will be unknown.
3187 (split_constant_offset_1): Look through some conversions.
3188 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3189 the offset from last element is too large.
3190 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3191 (reassociate_to_the_same_stmt): Handle vector registers.
3192 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3194 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3195 wide_prolog_niters argument, emit widening instructions.
3196 (vect_do_peeling_for_alignment): Adjust caller, use widened
3197 variant of the iteration cound.
3198 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3200 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3203 * config/arm/neon-testgen.m (emit_automatics): New parameter
3204 features. Adjust for Fixed_return_reg feature.
3205 (test_intrinsic): Call emit_automatics with new feature.
3206 * config/arm/neon.ml: Update copyright years.
3207 (features): New Fixed_return_reg feature.
3208 (ops): Update feature for Vget_low.
3210 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3212 PR tree-optimization/42719
3213 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3217 * fwprop.c (all_uses_available_at): Return false if def_set dest
3218 is a REG that is used in def_insn.
3220 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3222 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3224 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3227 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3229 * target.h (struct gcc_target) <secondary_reload>: Change type
3230 of last argument to secondary_reload_info *.
3232 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3235 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3236 memory references with unaligned offsets. Remove CQImode handling.
3237 (unaligned_memory_operand): Return 1 for memory references with
3238 unaligned offsets. Remove CQImode handling.
3240 2010-01-18 Richard Guenther <rguenther@suse.de>
3243 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3246 2010-01-18 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/42781
3249 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3250 restrict processing only if the original variable was artificial.
3252 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3254 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3255 find number of popped argument bytes.
3257 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3258 Fix the text that describes the return value for invalid insns.
3260 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3262 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3263 Clarify what 'cost of the -dependence' is. Fix quoting.
3265 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3266 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3268 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3270 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3271 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3273 2010-01-17 Richard Guenther <rguenther@suse.de>
3276 * function.c (split_complex_args): Take a VEC to modify.
3277 (assign_parms_augmented_arg_list): Build a VEC instead of
3278 a chain of PARM_DECLs.
3279 (assign_parms_unsplit_complex): Take a VEC of arguments.
3280 Do not fixup unmodified parms.
3281 (assign_parms): Deal with the VEC.
3282 (gimplify_parameters): Likewise.
3284 2010-01-17 Richard Guenther <rguenther@suse.de>
3286 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3287 node existence check.
3288 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3289 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3290 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3291 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3292 (gimple_execute_on_growing_pred): Likewise.
3294 2010-01-17 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/42773
3297 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3298 (compute_antic_aux): Likewise.
3299 (compute_partial_antic_aux): Likewise.
3301 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3304 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3307 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3309 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3312 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3313 Fix markup for strict argument.
3315 (TARGET_SCHED_REORDER2): Fix argument types.
3317 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3318 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3320 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3321 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3323 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3326 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3327 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3328 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3329 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3330 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3332 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3334 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3336 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3337 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3339 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3341 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3344 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3346 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3347 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3349 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3351 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3353 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3354 referring to it. Fix language.
3356 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3358 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3360 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3362 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3364 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3365 '@var{stream}. Remove stray 'and'.
3367 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3369 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3371 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3373 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3374 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3376 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3377 Fix description of return value.
3378 Rename argument "sz" to "len."
3380 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3381 Clarify meaning of 'true' return value.
3383 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3385 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3386 rep_mode versus mode_rep.
3388 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3390 (TARGET_BUILTIN_DECL): Fix name.
3392 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3394 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3396 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3398 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3400 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3402 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3405 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3406 Rename argument tm_fn to md_fn.
3408 (TARGET_OPTION_PRINT): Fix argument list.
3410 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3413 * config/i386/i386.c (ix86_fixup_binary_operands):
3414 Revert FMA4 fixup of operands.
3416 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3419 * Makefile.in (write_entries_to_file, install-plugin):
3420 Use \012 instead of \n with tr.
3422 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3424 * configure.ac (HAVE_AS_REF): New C macro.
3425 * configure: Regenerate.
3426 * config.in: Likewise.
3427 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3429 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3432 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3434 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3436 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3438 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3440 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3442 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3444 (TARGET_BINDS_LOCAL_P): Fix argument type.
3446 (TARGET_ASM_FILE_END): Use prototype.
3448 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3450 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3452 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3454 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3456 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3457 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3459 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3460 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3462 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3463 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3464 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3465 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3467 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3469 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3471 (TARGET_INIT_BUILTINS): Use prototype.
3473 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3474 Put 'const char *' in braces. Fix parameter types.
3475 (TARGET_INVALID_CONVERSION): Fix parameter types.
3476 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3477 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3479 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3482 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3484 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3486 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3488 * doc/tm.texi (TARGET_HELP): Fix return type.
3490 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3491 in braces. Fix argument types.
3493 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3495 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3497 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3499 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3500 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3502 (TARGET_MANGLE_TYPE): Fix argument types.
3504 (TARGET_IRA_COVER_CLASSES): Use prototype.
3506 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3508 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3510 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3512 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3514 (TARGET_CALLEE_COPIES): Fix argument types.
3516 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3518 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3520 (TARGET_FUNCTION_VALUE): Fix argument types.
3522 (TARGET_RETURN_IN_MSB): Fix argument type.
3524 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3526 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3528 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3530 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3531 agree with return type.
3533 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3535 2010-01-15 Jing Yu <jingyu@google.com>
3537 PR rtl-optimization/42691
3538 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3539 a pseudo to a constant and are merged, and adjust comments.
3541 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3543 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3545 2010-01-15 Richard Guenther <rguenther@suse.de>
3548 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3549 labels of computed or non-local gotos to the destination.
3550 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3551 landing pad label is the first label.
3553 2010-01-15 Richard Guenther <rguenther@suse.de>
3555 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3557 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3560 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3561 to allow generation of the xssqrtdp instruction on power7.
3562 (sqrtdf2_fpr): Ditto.
3564 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3567 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3568 functions with noreturn attribute.
3571 * varasm.c (declare_weak): Add weak attribute to decl if it
3572 doesn't have one already.
3573 (assemble_external): Only add decls to weak_decls if they also
3574 have weak attribute.
3576 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3578 * var-tracking.c (var_reg_delete): Don't delete the association
3579 between REGs and values or one-part variables if the register
3582 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3585 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3586 because its first operand is a non-localized variable.
3588 2010-01-14 Martin Jambor <mjambor@suse.cz>
3590 PR tree-optimization/42706
3591 * tree-sra.c (encountered_recursive_call): New variable.
3592 (encountered_unchangable_recursive_call): Likewise.
3593 (sra_initialize): Initialize both new variables.
3594 (callsite_has_enough_arguments_p): New function.
3595 (scan_function): Call decl and flags check only for IPA-SRA, check
3596 whether there is a recursive call and whether it has enough arguments.
3597 (all_callers_have_enough_arguments_p): New function.
3598 (convert_callers): Look for recursive calls only when
3599 encountered_recursive_call is set.
3600 (ipa_early_sra): Bail out either if
3601 !all_callers_have_enough_arguments_p or
3602 encountered_unchangable_recursive_call.
3604 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3606 * sel-sched.c: Add 2010 to copyright years.
3607 * sel-sched-ir.c: Likewise.
3608 * sel-sched-ir.h: Likewise.
3610 2010-01-14 Martin Jambor <mjambor@suse.cz>
3612 PR tree-optimization/42714
3613 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3614 constructors specially.
3616 2010-01-14 Andi Kleen <ak@linux.intel.com>
3618 * config/i386/drivers-i386.c (detect_caches_intel):
3619 Add l2sizekb parameter and fill in.
3620 (host_detect_local_cpu): Add l2sizekb, fill in.
3621 Add Atom small cache heuristic.
3623 2010-01-14 Andi Kleen <ak@linux.intel.com>
3625 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3626 Add level3 parameter and fill in.
3627 (detect_caches_intel): Handle level3 cache.
3629 2010-01-14 Andi Kleen <ak@linux.intel.com>
3631 * config/i386/drivers-i386.c (host_detect_local_cpu):
3632 Fix core duo detection.
3634 2010-01-14 Andi Kleen <ak@linux.intel.com>
3636 * config/i386/drivers-i386.c (host_detect_local_cpu):
3639 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3641 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3642 (rs6000_variable_issue_1): this. Use...
3643 (rs6000_variable_issue): here. Reimplement. Print debug info.
3645 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3647 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3648 sel_restore_notes. Update all callers. Call reemit_notes
3651 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3653 PR rtl-optimization/42246
3654 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3657 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3659 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3660 all successors is the same as number of successors in current region.
3662 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3664 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3665 to rename is not separable. Otherwise check that its LHS is not NULL.
3667 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3669 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3671 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3673 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3674 available registers when failed to discover LHS register class.
3675 Fix indentation. Update comment.
3677 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3678 Alexander Monakov <amonakov@ispras.ru>
3680 PR rtl-optimization/42389
3681 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3683 (advance_state_on_fence): Likewise.
3684 (sel_target_adjust_priority): Print debug output only when
3685 sched_verbose >= 4, not 2.
3686 (get_expr_cost): Do not issue all unique insns on the next cycle.
3687 (fill_insns): Initialize can_issue_more from the value saved
3689 * sel-sched-ir.c (flist_add): New parameter issue_more.
3690 Init FENCE_ISSUE_MORE with it.
3691 (merge_fences): Likewise.
3692 (init_fences): Update call to flist_add.
3693 (add_to_fences, add_clean_fence_to_fences)
3694 (add_dirty_fence_to_fences): Likewise.
3695 (move_fence_to_fences): Update call to merge_fences.
3696 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3698 * sel-sched-ir.h (struct _fence): New field issue_more.
3699 (FENCE_ISSUE_MORE): New accessor macro.
3701 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3703 PR rtl-optimization/42388
3704 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3705 that have no predecessors nor successors. Do not call move_bb_info
3706 for empty blocks outside of current region.
3708 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3710 PR rtl-optimization/42294
3711 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3712 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3713 originators' originators.
3715 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3717 PR rtl-optimization/39453
3718 PR rtl-optimization/42246
3719 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3721 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3723 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3724 Alexander Monakov <amonakov@ispras.ru>
3727 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3728 (maybe_tidy_empty_bb): ... here. Make static. Add new
3729 argument. Update all callers.
3730 (tidy_control_flow): ... and here. Recompute topological order
3731 of basic blocks in region if necessary.
3732 (sel_redirect_edge_and_branch): Change return type. Return true
3733 if topological order might have been invalidated.
3734 (purge_empty_blocks): Export and move from...
3735 * sel-sched.c (purge_empty_blocks): ... here.
3736 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3737 (maybe_tidy_empty_bb): Delete prototype.
3738 (purge_empty_blocks): Declare.
3740 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3742 PR rtl-optimization/42249
3743 * sel-sched.c (try_replace_dest_reg): When chosen register
3744 and original register is the same, do not bail out early, but
3745 still check all original insns for validity of replacing destination
3746 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3749 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3752 Port from no-undefined-overflow branch:
3753 2009-03-09 Richard Guenther <rguenther@suse.de>
3755 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3757 2010-01-14 Richard Guenther <rguenther@suse.de>
3760 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3762 2010-01-14 Ira Rosen <irar@il.ibm.com>
3764 PR tree-optimization/42709
3765 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3766 as scalar type in creation of constant vector operand.
3768 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3771 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3772 (check-parallel-%): Match `testsuite' directory component only
3775 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3777 PR translation/39521
3778 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3781 2010-01-13 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/42730
3784 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3787 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3790 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3791 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3794 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3796 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3797 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3798 ___umulsi3_highpart.
3800 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3801 rather than schedule_insns if the pass is enabled.
3803 2010-01-13 Martin Jambor <mjambor@suse.cz>
3805 PR tree-optimization/42704
3806 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3809 2010-01-13 Martin Jambor <mjambor@suse.cz>
3811 PR tree-optimization/42703
3812 * tree-sra.c (analyze_access_subtree): Check that we can build a
3813 reference to the original data within the aggregate.
3815 2010-01-13 Richard Guenther <rguenther@suse.de>
3817 PR tree-optimization/42705
3818 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3820 2010-01-13 Richard Guenther <rguenther@suse.de>
3823 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3825 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3828 * var-tracking.c (values_to_unmark): New variable.
3829 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3830 values_to_unmark vector. Moved body to...
3831 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3832 instead queue it into values_to_unmark vector.
3833 (vt_find_locations): Free values_to_unmark vector.
3835 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3837 * config/s390/s390.c (override_options): Set
3838 default of max-pending-list-length to 256
3840 2010-01-13 Richard Guenther <rguenther@suse.de>
3843 * tree-pass.h (PROP_gimple_lcx): New.
3844 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3845 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3846 before the final cleanup_eh.
3847 (dump_properties): Dump PROP_gimple_lcx.
3848 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3849 (tree_lower_complex_O0): Remove.
3850 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3851 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3852 tree_lower_complex, schedule TODO_update_ssa.
3853 * lto-streamer-out.c (output_function): Stream the functions
3855 * lto-streamer-in.c (input_function): Likewise.
3856 (lto_read_body): Do not override them here.
3858 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3861 * c-typeck.c (build_c_cast): Fold value cast to union type before
3862 wrapping it in a CONSTRUCTOR.
3864 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3866 PR rtl-optimization/42699
3867 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3870 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3872 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3873 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3874 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3875 SUBTARGET_WARN_UNUSED_SPEC): ... here
3876 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3878 2010-01-12 Julian Brown <julian@codesourcery.com>
3880 * config/arm/neon-schedgen.ml (Utils): Don't try to
3881 open missing module.
3882 (find_with_result): New.
3884 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3887 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3888 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3890 PR tree-optimization/42645
3891 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3892 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3893 decl_map, set processing_debug_stmt to -1 and return name without
3896 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3898 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3899 binutils version, and reword target configuration description.
3901 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3903 * config/avr/avr.h (LINKER_NAME): Remove.
3905 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3908 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3909 that support VSX, warn for -mno-altivec if vsx is not disabled,
3912 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3913 Shujing Zhao <pearly.zhao@oracle.com>
3915 PR translation/42469
3916 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3917 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3918 character between option name and help text.
3919 * c.opt (imultilib): Likewise.
3921 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3923 * lto-streamer-out.c (output_unreferenced_globals): Output static
3926 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3928 PR rtl-optimization/42621
3929 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3930 optimizing for size.
3931 (duplicate_computed_gotos): Remove now-redundant check.
3933 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3936 * configure.ac: Save and restore LDFLAGS and LIBS
3937 * configure: Regenerate.
3939 2010-01-10 Richard Guenther <rguenther@suse.de>
3942 * builtins.c (fold_builtin_strlen): Add type argument and
3943 convert the resulting length to it.
3944 (fold_builtin_1): Adjust.
3946 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3948 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3949 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3951 (num_insns_constant_wide): Adjust for that change.
3953 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3956 * web.c (union_defs): Add used argument, to combine uses of
3958 (entry_register): Adjust type and tests of used argument.
3959 (web_main): Widen used for new use. Pass it to union_defs.
3960 * df.h (union_defs): Adjust prototype.
3962 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3965 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3966 uses in new incoming argument. Free body.
3967 (reset_debug_uses_in_loop): New.
3968 (analyze_insn_to_expand_var): Call the latter if the former found
3969 anything. Fix whitespace. Reject invalid dest overlaps before
3970 going through all insns in the loop.
3972 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3975 * haifa-sched.c (dying_use_p): Debug insns don't count.
3977 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3980 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3981 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3982 (verify_gimple_call): Reject LHS in noreturn calls.
3984 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3988 * tree-vect-loop-manip.c (adjust_info): New type.
3989 (adjust_vec): New pointer to vector.
3990 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3991 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3992 (slpeel_update_phis_for_duplicate_loop): Use them.
3993 (slpeel_update_phi_nodes_for_guard1): Likewise.
3994 (slpeel_update_phi_nodes_for_guard2): Likewise.
3995 (slpeel_tree_peel_loop_to_edge): Likewise.
3996 (vect_update_ivs_after_vectorizer): Likewise.
3998 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4000 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4001 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4003 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4005 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4006 bogus uninitialized warning.
4008 2010-01-09 Richard Guenther <rguenther@suse.de>
4011 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4012 the evolution is compatible with the initial condition.
4014 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4016 * gcc.c (process_command): Update copyright notice dates.
4017 * gcov.c (print_version): Likewise.
4018 * gcov-dump.c (print_version): Likewise.
4019 * mips-tfile.c (main): Likewise.
4020 * mips-tdump.c (main): Likewise.
4022 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4025 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4027 (rotlhi3_8): Delete.
4029 (rotlsi3_8): Delete.
4030 (rotlsi3_16): Delete.
4031 (rotlsi3_24): Delete.
4033 (*rotw<mode>3): New.
4034 (*rotb<mode>3): New.
4035 * config/avr/avr.c (avr_rotate_bytes): New function.
4036 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4038 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4041 * configure.ac: Modify -rdynamic check.
4042 * configure: Regenerate.
4044 2010-01-08 DJ Delorie <dj@redhat.com>
4046 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4047 register popping order.
4049 2010-01-08 Richard Guenther <rguenther@suse.de>
4052 * c.opt (fsigned-char): Also let LTO handle this option.
4053 (funsigned-char): Likewise.
4055 2010-01-07 Richard Guenther <rguenther@suse.de>
4057 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4058 (gimple_op): Likewise.
4059 (gimple_op_ptr): Likewise.
4060 (gimple_assign_set_lhs): Remove gcc_assert.
4061 (gimple_assign_set_rhs1): Likewise.
4062 (gimple_assign_set_rhs2): Likewise.
4063 (gimple_call_set_lhs): Likewise.
4064 (gimple_call_set_fn): Likewise.
4065 (gimple_call_set_fndecl): Likewise.
4066 (gimple_call_fndecl): Likewise.
4067 (gimple_call_return_type): Likewise.
4068 (gimple_call_set_chain): Likewise.
4069 (gimple_call_num_args): Likewise.
4070 (gimple_call_set_arg): Likewise.
4071 (gimple_cond_set_code): Likewise.
4072 (gimple_cond_set_lhs): Likewise.
4073 (gimple_cond_set_rhs): Likewise.
4074 (gimple_cond_set_true_label): Likewise.
4075 (gimple_cond_set_false_label): Likewise.
4076 (gimple_label_set_label): Likewise.
4077 (gimple_goto_set_dest): Likewise.
4078 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4079 (gimple_debug_bind_get_value): Likewise.
4080 (gimple_debug_bind_get_value_ptr): Likewise.
4081 (gimple_debug_bind_set_var): Likewise.
4082 (gimple_debug_bind_set_value): Likewise.
4083 (gimple_debug_bind_reset_value): Likewise.
4084 (gimple_debug_bind_has_value_p): Likewise.
4085 (gimple_return_retval_ptr): Remove gcc_assert.
4086 (gimple_return_retval): Likewise.
4087 (gimple_return_set_retval): Likewise.
4088 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4089 (safe_referenced_var_iterator): Remove.
4090 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4091 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4092 (fill_referenced_var_vec): Remove.
4093 (first_readonly_imm_use): Remove redundant gcc_assert.
4094 (phi_arg_index_from_use): Combine gcc_asserts.
4095 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4096 (first_imm_use_stmt): Remove redundant gcc_assert.
4097 * tree-cfg.c (verify_gimple_call): Verify function and chain
4098 operands. Verify arguments.
4099 (verify_types_in_gimple_stmt): Verify condition code and labels.
4101 2010-01-07 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/42641
4104 * sese.c (rename_map_elt_info): Use the SSA name version, do
4107 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4109 PR tree-optimization/42625
4110 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4111 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4113 2010-01-07 Duncan Sands <baldrick@free.fr>
4115 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4117 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4120 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4121 note itself is not function_invariant_p.
4123 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4125 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4126 Do not add the DF_NOTE problem.
4127 * store-motion.c (execute_rtl_store_motion): Likewise.
4129 2010-01-07 Martin Jambor <mjambor@suse.cz>
4131 PR tree-optimization/42157
4132 * tree-sra.c (compare_access_positions): Stabilize sort if both
4133 accesses have integer types, return zero immediately if they are the
4136 2010-01-06 Richard Henderson <rth@redhat.com>
4139 * haifa-sched.c (add_to_note_list): Merge into ...
4140 (concat_note_lists): ... here, and ...
4141 (unlink_other_notes, rm_other_notes): Merge into...
4142 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4143 NOTE_INSN_EPILOGUE_BEG.
4145 2010-01-06 Richard Guenther <rguenther@suse.de>
4147 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4148 not inline regular functions into always-inline functions.
4150 2010-01-06 Nick Clifton <nickc@redhat.com>
4152 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4153 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4155 (OVERRIDE_OPTIONS): Delete.
4156 (OPTIMIZATION_OPTIONS): Define.
4157 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4158 * config/rx/rx.c (rx_handle_option): Issue an error message if
4159 -mcpu=rx200 and -fpu are used together.
4160 (rx_set_optimization_options): New function. Issue an error
4161 message if an optimization attribute attempts to reset the FPU/
4162 math optimization pairing.
4163 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4164 * config/rx/rx.opt: Set the default to 32-bit doubles.
4165 * config/rx/t-rx: Add multilibs for -nofpu option.
4166 * doc/invoke.texi: Update documentation of RX options.
4168 2010-01-06 Richard Guenther <rguenther@suse.de>
4170 * tree-ssa-pre.c (name_to_id): New global.
4171 (alloc_expression_id): Simplify SSA name handling.
4172 (lookup_expression_id): Likewise.
4173 (init_pre): Zero name_to_id.
4174 (fini_pre): Free it.
4176 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4178 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4180 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/sse.md (smaxv2di3): New.
4184 (umaxv2di3): Likewise.
4185 (sminv2di3): Likewise.
4186 (uminv2di3): Likewise.
4188 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4191 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4192 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4193 (legitimize_tls_address): Likewise.
4194 (sparc_tls_referenced_p): Likewise.
4195 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4196 and adjust calls to legitimize_pic_address.
4197 (legitimate_constant_p) Use sparc_tls_referenced_p.
4198 (legitimate_pic_operand_p): Likewise.
4199 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4200 (sparc_tls_symbol_ref_1): Delete.
4201 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4202 (legitimize_tls_address): Make static, handle CONST patterns.
4203 (legitimize_pic_address): Make static, remove unused parameter and
4204 adjust recursive calls.
4205 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4206 and adjust call to legitimize_pic_address.
4207 (sparc_output_mi_thunk): Likewise.
4209 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4210 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4214 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4215 operands to make them signed.
4218 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4221 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4222 GTU to GT for V4SI and V2DI.
4224 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4225 (umin<mode>3): Removed.
4227 (uminv4si3): Likewise.
4229 2010-01-05 Martin Jambor <mjambor@suse.cz>
4231 PR tree-optimization/42462
4232 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4233 current_function_decl to helper functions and macros.
4235 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4238 * flags.h: Don't include real.h.
4239 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4240 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4241 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4242 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4243 * dominance.c: Update copyright.
4244 * gimple.c (walk_gimple_op): Remove inline.
4245 * tree-ssa-reassoc.c: Include real.h.
4246 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4247 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4249 2010-01-05 Nick Clifton <nickc@redhat.com>
4251 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4252 register to push into the stack frame when the accumulator has to
4253 be saved during interrupts.
4255 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4257 * doc/invoke.texi: Remove the documentation about option
4259 * common.opt (Wunreachable-code): Preserved for backward
4261 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4262 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4263 the backward compatibility flag section.
4265 2010-01-05 Richard Guenther <rguenther@suse.de>
4267 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4269 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4272 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4274 PR tree-optimization/42508
4275 * tree-sra.c (convert_callers): Check for recursive call
4276 by comparing cgraph nodes instead of decls.
4277 (modify_function): Call ipa_modify_formal_parameters also
4278 on all same_body aliases.
4280 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4281 cgraph nodes when checking for same_body aliases.
4283 2010-01-05 Richard Guenther <rguenther@suse.de>
4285 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4286 allocation and lookup.
4287 (get_or_alloc_expr_for_constant): Likewise.
4288 (phi_translate): Sink allocation.
4290 2010-01-04 Richard Guenther <rguenther@suse.de>
4292 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4293 a new entry only if needed.
4294 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4295 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4297 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4299 (phi_translate): Handle CONSTANTs early.
4301 2010-01-04 Martin Jambor <mjambor@suse.cz>
4303 PR tree-optimization/42398
4304 * tree-sra.c (struct access): Removed flag grp_different_types.
4305 (dump_access): Do not dump the removed flag.
4306 (sort_and_splice_var_accesses): Do not set the removed flag.
4307 (sra_modify_expr): Check for type compatibility directly.
4309 2010-01-04 Martin Jambor <mjambor@suse.cz>
4311 PR tree-optimization/42366
4312 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4313 edges with variable number of parameters.
4314 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4315 flag instead of asserting it.
4316 (ipa_read_node_info): Read uses_analysis_done flag.
4318 2010-01-04 Richard Guenther <rguenther@suse.de>
4320 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4321 iterative_hash_* as intended.
4322 (vn_reference_compute_hash): Likewise. Simplify hashing
4324 (vn_reference_lookup_2): Likewise.
4325 (vn_nary_op_compute_hash): Likewise.
4326 (vn_phi_compute_hash): Likewise.
4327 (expressions_equal_p): Remove strange code.
4328 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4329 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4330 (bitmap_insert_into_set_1): Take value-id as parameter.
4331 (add_to_value): Pass it.
4332 (bitmap_insert_into_set): Likewise.
4333 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4335 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4338 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4339 (do_self_spec): For switches with SWITCH_IGNORE set set also
4340 SWITCH_IGNORE_PERMANENTLY.
4341 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4344 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4346 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4347 tree of an unreferenced global var.
4349 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4352 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4353 GTU to GT for V4SI and V2DI.
4355 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4356 (umin<mode>3): Removed.
4358 (uminv4si3): Likewise.
4360 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4363 * collect2.c (main): Turn on trace in collect2 if -v is passed
4366 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4368 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4369 description of expression operand.
4371 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4373 * configure.ac: Add install-html to target_list for Make-hooks.
4374 * configure: Regenerate.
4375 * fortran/Make-lang.in (F95_HTMLFILES): New.
4376 (fortran.html): Use it.
4377 (fortran.install-html): New.
4378 * Makefile.in (install-html): Add lang.install-html.
4379 * java/Make-lang.in (JAVA_HTMLFILES): New.
4380 (java.html): Use it.
4381 (java.install-html): New.
4382 * objc/Make-lang.in (objc.install-html): New.
4383 * objcp/Make-lang.in (obj-c++.install-html): New.
4384 * cp/Make-lang.in (c++.install-html): New.
4385 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4386 * lto/Make-lang.in (lto.install-html): New.
4388 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4391 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4393 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4395 PR rtl-optimization/41862
4396 * store-motion.c (store_killed_in_insn, compute_store_table,
4397 remove_reachable_equiv_notes, replace_store_insn,
4398 build_store_vectors): Ignore all DEBUG_INSNs.
4400 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4403 * common.opt: Add dumpdir.
4405 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4407 (option_map): Add --dumpdir.
4409 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4411 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4413 * opts.c (decode_options): Try dump_dir_name first if
4414 dump_base_name isn't an absolute path.
4415 (common_handle_option): Handle OPT_dumpdir.
4417 * toplev.c (dump_dir_name): New.
4418 (print_switch_values): Also ignore -dumpdir.
4420 * toplev.h (dump_dir_name): New.
4422 2010-01-03 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/42589
4425 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4426 double-word expansion of bswap32.
4428 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4430 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4431 with BLOCK_FOR_INSN.
4432 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4433 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4434 noce_process_if_block): Likewise.
4435 * gcse.c (compute_local_properties, insert_expr_in_table,
4436 insert_set_in_table, canon_list_insert, find_avail_set,
4437 pre_insert_copy_insn): Likewise.
4439 * basic-block.h (BLOCK_NUM): Move from here...
4440 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4442 2010-01-03 Richard Guenther <rguenther@suse.de>
4444 PR tree-optimization/42438
4445 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4446 contains_may_not_return_call flag.
4447 (BB_MAY_NOTRETURN): New.
4448 (valid_in_sets): Trapping nary operations are not valid
4449 in blocks that may not return.
4450 (insert_into_preds_of_block): Remove check for trapping expressions.
4451 (compute_avail): Compute also BB_MAY_NOTRETURN.
4453 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4455 * doc/invoke.texi: Add 2010 to copyright years.
4457 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4459 * config/sparc/sparc.c: Fix formatting nits.
4461 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4462 Alexander Monakov <amonakov@ispras.ru>
4464 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4466 2010-01-02 Richard Guenther <rguenther@suse.de>
4469 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4470 (simplify_switch_using_ranges): Mark to be removed edges
4473 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4475 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4477 * collect2.c (scan_libraries): Add missing argument in call to
4480 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4483 * config/alpha/predicates.md (aligned_memory_operand): Return false
4485 (unaligned_memory_operand): Return true for CQImode.
4486 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4487 doesn not cross aligned SImode word boundary.
4489 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4491 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4493 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4494 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4496 2010-01-02 Richard Guenther <rguenther@suse.de>
4499 * toplev.c (compile_file): Emit LTO marker properly. Change
4501 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4503 2010-01-01 Richard Guenther <rguenther@suse.de>
4506 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4508 2010-01-01 Richard Guenther <rguenther@suse.de>
4511 * c-decl.c (grokdeclarator): For zero-size arrays force
4512 structural equality checks as layout_type does.
4514 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4516 * builtins.c: Update copyright to 2010.
4518 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4521 * lto-streamer-out.c (produce_asm): Revert the last change.
4522 (copy_function): Likewise.
4524 * lto-streamer.c (lto_get_section_name): Skip any leading
4527 2010-01-01 Richard Guenther <rguenther@suse.de>
4530 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4534 Copyright (C) 2010 Free Software Foundation, Inc.
4536 Copying and distribution of this file, with or without modification,
4537 are permitted in any medium without royalty provided the copyright
4538 notice and this notice are preserved.