1 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2 Jack Howarth <howarth@bromo.med.uc.edu>
4 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7 2010-03-30 Joseph Myers <joseph@codesourcery.com>
10 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
12 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
13 Include ___unordxf2 and ___unordtf2.
14 * config/i386/libgcc-glibc.ver: Do not define inheritance from
17 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
19 * config/lm32/t-lm32: New file.
20 * config.gcc: Use the above file when targetting lm32.
22 2010-03-28 Duncan Sands <baldrick@free.fr>
24 * Makefile.in (PLUGIN_HEADERS): Add except.h.
26 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
29 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
30 Improve vectorization cost model diagnostic.
32 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
35 * tree-vect-data-refs.c (vect_analyze_data_refs): When
36 compute_data_dependences_for_loop returns false, early exit
37 and output an extra diagnostic for the failed data reference
40 2010-03-29 Richard Guenther <rguenther@suse.de>
42 PR tree-optimization/43560
43 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
45 (can_sm_ref_p): Treat stores to readonly locations as
48 2010-03-29 Jie Zhang <jie@codesourcery.com>
51 * toplev.c (process_options): Set optimization_default_node
52 and optimization_current_node.
53 * opts.c (decode_options): Don't set optimization_default_node
54 and optimization_current_node.
56 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
58 * config/rtems.h: Abandon -qrtems_debug.
60 2010-03-28 Jan Hubicka <jh@suse.cz>
62 PR tree-optimization/43505
63 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
64 map should not be copied.
66 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
69 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
70 cdtors, set DECL_PRESERVE_P.
71 * ipa.c (cgraph_externally_visible_p): Return true if declaration
74 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
76 PR tree-optimization/43528
77 * stor-layout.c (place_field): Check that constant fits into
78 unsigned HWI when skipping calculation of MS bitfield layout.
80 2010-03-27 Jan Hubicka <jh@suse.cz>
83 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
84 notice_global_symbol work.
86 2010-03-27 Jakub Jelinek <jakub@redhat.com>
88 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
89 instead of dwarf2out_decl.
90 (struct var_loc_node): Remove section_label field.
91 (dwarf2out_function_decl): New function.
92 (dwarf2out_var_location): Don't set section_label field.
93 (dwarf2out_begin_function): Don't empty decl_loc_table here.
95 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
97 PR tree-optimization/43544
98 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
99 First argument for builtin vectorized function hook is now a
100 tree to be able to distinguish between machine specific and
102 * targhooks.c (default_builtin_vectorized_function): Ditto.
103 * targhooks.h (default_builtin_vectorized_function): Ditto.
104 * target.h (struct gcc_target): Ditto.
105 * tree-vect-stmts.c (vectorizable_function): Ditto.
106 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
107 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
110 2010-03-26 Joseph Myers <joseph@codesourcery.com>
113 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
114 nested binding iff it is a FUNCTION_DECL.
115 (store_parm_decls_newstyle): Pass nested=true to bind for
116 FUNCTION_DECLs amongst parameters.
118 2010-03-26 Jakub Jelinek <jakub@redhat.com>
120 * var-tracking.c (vt_expand_loc_callback): Don't run
121 cselib_expand_value_rtx_cb in dummy mode if
122 cselib_dummy_expand_value_rtx_cb returned false.
124 * var-tracking.c (emit_note_insn_var_location): For one part
125 notes with offset 0, don't add EXPR_LIST around the location.
126 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
127 add_location_or_const_value_attribute): Adjust for that change.
130 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
131 into first operand and location into second.
132 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
133 dw_cfi_oprnd_loc for DW_CFA_expression.
134 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
135 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
136 assume first argument is regnum and second argument is location.
138 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
141 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
142 of scratch register to DImode. Split to DImode comparison operator.
143 Use SImode subreg of scratch register in the multiplication.
144 (*cmp_sadd_sidi): Ditto.
145 (*cmp_ssub_si): Ditto.
146 (*cmp_ssub_sidi): Ditto.
148 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
152 Remove invalid assert and wrong comment.
154 2010-03-26 Jakub Jelinek <jakub@redhat.com>
157 * flags.h (final_insns_dump_p): New extern.
158 * final.c (final_insns_dump_p): New variable.
159 (rest_of_clean_state): Set it before -fdump-final-insns=
160 dumping, clear afterwards.
161 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
162 MEM_ALIAS_SET on MEMs.
164 2010-03-26 David S. Miller <davem@davemloft.net>
166 * configure.ac: Fix sparc GOTDATA_OP bug check.
167 * configure: Rebuild.
169 2010-03-26 Alan Modra <amodra@gmail.com>
171 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
173 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
175 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
176 TLS_SECTION_ASM_FLAG.
178 2010-03-25 Jakub Jelinek <jakub@redhat.com>
181 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
182 Clear first_function_block_is_cold.
185 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
186 argument if the argument is truth_value_p.
188 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
190 * config/rs6000/constraints.md: Update copyright year for my changes.
193 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
194 used in reg+reg addressing, swap registers.
196 2010-03-24 Jakub Jelinek <jakub@redhat.com>
199 * target.h (struct gcc_target): Add code_end hook.
200 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
202 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
203 * toplev.c (compile_file): Call targetm.asm_out.code_end
204 hook before unwind info/debug info output.
205 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
206 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
207 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
208 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
209 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
210 * config/i386/i386.c (ix86_file_end): Renamed to...
211 (ix86_code_end): ... this. Make static. Don't call
212 file_end_indicate_exec_stack. Emit unwind info using
213 final_start_function/final_end_function.
214 (darwin_x86_file_end): Remove.
215 (TARGET_ASM_CODE_END): Define.
216 * config/i386/i386.h (TARGET_ASM_FILE_END,
217 NEED_INDICATE_EXEC_STACK): Don't define.
218 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
219 (TARGET_ASM_FILE_END): Define to darwin_file_end.
220 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
221 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
224 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
225 at the beginning and final_end_function at the end.
226 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
228 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
231 and Sun as TLS syntax.
232 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
233 * configure: Regenerate.
234 * config.in: Regenerate.
235 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
236 (default_elf_asm_named_section): Use it.
237 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
238 (i386_output_dwarf_dtprel): Likewise.
239 (output_addr_const_extra): Likewise.
240 (output_pic_addr_const): Lowercase @GOTTPOFF.
241 (output_addr_const_extra): Likewise.
242 (output_pic_addr_const): Lowercase @GOTNTPOFF.
243 (output_addr_const_extra): Likewise.
244 (output_pic_addr_const): Lowercase @INDNTPOFF.
245 (output_addr_const_extra): Likewise.
246 (output_pic_addr_const): Lowercase @NTPOFF.
247 (output_addr_const_extra): Likewise.
248 (output_pic_addr_const): Lowercase @TPOFF.
249 (output_addr_const_extra): Likewise.
250 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
251 (*tls_global_dynamic_64): Likewise.
252 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
253 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
255 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
256 (ASM_OUTPUT_TLS_COMMON): Use it.
257 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
260 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
261 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
262 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
263 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
264 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
265 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
267 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
269 * config/i386/i386.c (override_options): Don't accept
270 -mtls-dialect=sun any longer.
271 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
272 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
273 (*tls_local_dynamic_base_32_sun): Likewise.
274 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
276 2010-03-24 Jakub Jelinek <jakub@redhat.com>
279 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
280 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
283 * ira.c (adjust_cleared_regs): New function.
284 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
288 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
290 * expr.c (expand_expr_real): Restore previous
291 curr_insn_source_location and curr_insn_block after
292 expand_expr_real_1 call.
293 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
294 instead of expand_expr_real_1.
296 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
298 PR rtl-optimization/43413
299 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
302 2010-03-22 James E. Wilson <wilson@codesourcery.com>
305 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
306 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
308 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
310 * config/i386/i386.c (ix86_target_string): Add -mfma.
311 Fix a typo in comment.
313 2010-03-22 Mike Stump <mikestump@comcast.net>
316 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
317 Don't overly align based upon packed packed fields.
319 2010-03-22 Jason Merrill <jason@redhat.com>
321 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
322 Use () rather than [], and move before the element type.
324 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
326 * doc/configfiles.texi (Configuration Files): Removed
327 fixinc/Makefile*, intl/Makefile.*.
328 * doc/makefile.texi: Fixed markup. Abstract from version
330 (Makefile): Removed obsolete gcc/java/parse.y example.
331 * doc/sourcebuild.texi: Likewise.
332 (Top Level): Added config, gnattools, libdecnumber, libgcc,
333 libgomp, libssp. Removed fastjar.
334 (Miscellaneous Docs): Clarify location.
335 Added COPYING3, COPYING3.LIB.
336 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
338 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
341 * config/i386/i386.c (x86_function_profiler)
342 [!NO_PROFILE_COUNTERS]: Fix typo.
343 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
346 2010-03-22 Janis Johnson <janis187@us.ibm.com>
347 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
349 * doc/sourcebuild.texi (Test Directives): Split into six
350 subsections, with most of the current text in new subsections
351 Directives, Selectors, and Final Actions.
352 (Directives): Split list of test directives into multiple
354 (Selectors): Describe use and syntax of selectors.
355 (Effective-Target Keywords): Describe all existing keywords.
356 (Add Options): Describe features for dg-add-options.
357 (Require Support): Describe variants of dg-require-support.
358 (Final Actions): Describe commands to use in dg-final.
360 2010-03-22 Michael Matz <matz@suse.de>
363 * recog.c (validate_replace_rtx_group): Replace also in
364 REG_EQUAL and REG_EQUIV notes.
366 2010-03-22 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/43390
369 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
370 sure vector extracts are type correct.
372 2010-03-22 Richard Guenther <rguenther@suse.de>
375 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
376 x * sqrt (x) even when optimizing for size if the target
377 has native support for sqrt.
379 2010-03-22 Jakub Jelinek <jakub@redhat.com>
381 * varasm.c (make_decl_rtl_for_debug): Also clear
382 flag_mudflap for the duration of make_decl_rtl call.
385 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
386 locs from preserved VALUEs.
388 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
391 * pa.md (movmemsi): Set align to one if zero.
392 (movmemdi): Likewise.
394 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
397 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
398 with their corresponding prologue pushes.
400 2010-03-20 Andrew Pinski <pinskia@gmail.com>
403 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
404 at the begining or end.
405 (spu_expand_epilogue): Likewise.
407 2010-03-20 Richard Guenther <rguenther@suse.de>
409 PR rtl-optimization/43438
410 * combine.c (make_extraction): Properly zero-/sign-extend an
411 extraction of the low part of a CONST_INT. Also handle
414 2010-03-19 Mike Stump <mikestump@comcast.net>
416 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
417 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
418 (override_options): Use SUBTARGET32_DEFAULT_CPU.
420 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
423 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
426 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
428 PR rtl-optimization/42258
429 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
430 use that may match DEF.
433 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
434 the cost of loading the constant rather than assuming
436 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
437 outer code is AND, do the same tests as the andsi3 expander and
438 return COSTS_N_INSNS (1) if and is cheap.
440 * optabs.c (avoid_expensive_constant): Fix formatting.
442 2010-03-19 Michael Matz <matz@suse.de>
445 * attribs.c (decl_attributes): When rebuilding a function pointer
446 type use the same qualifiers as the original pointer type.
448 2010-03-19 Martin Jambor <mjambor@suse.cz>
450 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
451 and is_gimple_ip_invariant_address.
453 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
456 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
458 * config/arm/arm.c (arm_override_options): Turn off
459 flag_dwarf2_cfi_asm for AAPCS variants.
461 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
464 * config/arm/arm.c (emit_multi_reg_push): Update comments.
465 Use PRE_MODIFY instead of PRE_DEC.
466 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
467 (vfp_emit_fstmd): Likewise.
469 2010-03-19 Michael Matz <matz@suse.de>
472 * builtins.c (expand_builtin_interclass_mathfn,
473 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
476 2010-03-19 Richard Guenther <rguenther@suse.de>
478 PR tree-optimization/43415
479 * tree-ssa-pre.c (phi_translate): Split out worker to ...
480 (phi_translate_1): ... this.
481 (phi_translate): Move all caching here. Cache all NARY
482 and REFERENCE translations.
484 2010-03-19 David S. Miller <davem@davemloft.net>
486 With help from Eric Botcazou.
487 * config/sparc/sparc.c: Include dwarf2out.h.
488 (emit_pic_helper): Delete.
489 (pic_helper_symbol_name): Delete.
490 (pic_helper_emitted_p): Delete.
491 (pic_helper_needed): New.
492 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
493 (get_pc_thunk_name): New.
494 (load_pic_register): Remove 'delay_pic_helper' arg. Use
495 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
496 Set pic_helper_needed to true. Don't call emit_pic_helper.
497 (sparc_expand_prologue): Update load_pic_register call.
498 (sparc_output_mi_thunk): Likewise.
499 (sparc_file_end): Emit a hidden comdat symbol for the PIC
500 thunk if possible. Output CFI information as needed.
502 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
503 Jack Howarth <howarth@bromo.med.uc.edu>
506 * config/i386/i386.h: Fix ABI on darwin x86-32.
508 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
510 * tree.h: Declare make_decl_rtl_for_debug.
511 * varasm.c (make_decl_rtl_for_debug): New.
512 * dwarf2out.c (rtl_for_decl_location): Call it.
513 * cfgexpand.c (expand_debug_expr): Call it.
515 2010-03-18 Jakub Jelinek <jakub@redhat.com>
518 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
522 * var-tracking.c (vt_init_cfa_base): Do nothing if
523 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
525 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
528 * var-tracking.c (canonicalize_vars_star): New.
529 (dataflow_post_merge_adjust): Use it.
531 2010-03-18 Jakub Jelinek <jakub@redhat.com>
534 * var-tracking.c (non_suitable_const): New function.
535 (add_uses): For DEBUG_INSNs with constants, don't record any
536 value, instead just the constant value itself.
537 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
538 is not VAR_LOC_UNKNOWN_P, set var to the constant.
539 (emit_notes_in_bb): Likewise.
540 (emit_note_insn_var_location): For onepart variables if
541 cur_loc is a VOIDmode constant, use DECL_MODE.
543 2010-03-18 Martin Jambor <mjambor@suse.cz>
546 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
547 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
548 all non-clones. Moved call redirection...
549 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
550 (cgraph_materialize_all_clones): Dispose of all
551 combined_args_to_skip bitmaps.
552 (verify_cgraph_node): Do not check for edges pointing to wrong
553 nodes in inline clones.
554 * tree-inline.c (copy_bb): Call
555 cgraph_redirect_edge_call_stmt_to_callee.
556 * ipa.c (cgraph_remove_unreachable_nodes): Call
557 cgraph_node_remove_callees even when there are used clones.
559 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
563 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
566 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
569 2010-03-18 Michael Matz <matz@suse.de>
572 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
573 into sqrt(x) if we need to preserve signed zeros.
575 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
576 Eric Botcazou <ebotcazou@adacore.com>
578 PR rtl-optimization/43360
579 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
580 note if we don't know its invariant status.
582 2010-03-18 Michael Matz <matz@suse.de>
584 PR tree-optimization/43402
585 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
586 PHI chains of ssa names registered for update.
588 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
591 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
592 non-offsettable and pre_modify update addressing.
593 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
594 and "2" alternatives "#".
595 (*movdd_softfloat32): Make all alternatives "#";
596 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
597 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
598 (*movdf_softfloat32): Make all alternatives "#";
599 (movdi): Use the new DIFD mode iterator to create a common splitter
600 for movdi, movdf and movdd patterns.
602 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
604 * common.opt (dumpdir): Remove redundant tab.
606 2010-03-17 Martin Jambor <mjambor@suse.cz>
608 PR tree-optimization/43347
609 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
610 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
612 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
614 PR rtl-optimization/42216
615 * regrename.c (create_new_chain): New function, broken out from...
616 (scan_rtx_reg): ... here. Call it. Handle the case where we are
617 appending a use to an empty chain.
618 (build_def_use): Remove previous changes that convert OP_INOUT to
619 OP_OUT operands; instead detect the case where an OP_INOUT operand
620 uses a previously untracked register and create an empty chain for it.
622 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
624 * doc/extend.texi (Function Attributes): Rewrite unfinished
625 sentence in ms_abi documentation.
627 2010-03-17 Alan Modra <amodra@gmail.com>
629 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
630 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
631 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
632 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
634 2010-03-16 Richard Henderson <rth@redhat.com>
637 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
638 (lower_try_finally): Save and restore eh_seq around the expansion
641 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
643 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
644 statements before splitting block.
646 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
648 * doc/sourcebuild.texi (Testsuites): Fix markup.
649 Use pathnames relative to gcc/testsuite.
650 (Test Directives): Move description of how timeout is determined.
651 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
652 (C Tests): Correct gcc.misc-tests directory.
653 Framework tests now live in gcc.test-framework.
655 2010-03-16 Richard Guenther <rguenther@suse.de>
658 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
659 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
661 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
662 Alexandre Oliva <aoliva@redhat.com>
664 PR tree-optimization/42917
665 * lambda-code.c (remove_iv): Skip debug statements.
666 (lambda_loopnest_to_gcc_loopnest): Likewise.
667 (not_interesting_stmt): Debug statements are not interesting.
669 2010-03-16 Jakub Jelinek <jakub@redhat.com>
673 * cselib.c (cselib_preserve_constants,
674 cfa_base_preserved_val): New static variables.
675 (preserve_only_constants): New function.
676 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
677 clear its REG_VALUES. If cselib_preserve_constants, don't
678 empty the whole hash table, but preserve there VALUEs with constants,
679 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
680 (cselib_preserve_cfa_base_value): New function.
681 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
682 (cselib_init): Change argument to int bitfield. Set
683 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
685 (cselib_finish): Clear cselib_preserve_constants and
686 cfa_base_preserved_val.
687 * cselib.h (enum cselib_record_what): New enum.
688 (cselib_init): Change argument to int.
689 (cselib_preserve_cfa_base_value): New prototype.
690 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
691 * dse.c (dse_step1): Likewise.
692 * cfgcleanup.c (thread_jump): Likewise.
693 * sched-deps.c (sched_analyze): Likewise.
694 * gcse.c (local_cprop_pass): Likewise.
695 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
696 If FN is non-NULL, call the callback always and whenever it returns
697 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
698 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
699 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
700 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
701 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
702 * var-tracking.c: Include recog.h.
703 (bb_stack_adjust_offset): Remove.
704 (vt_stack_adjustments): Don't call it, instead just gather the
705 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
706 (adjust_stack_reference): Remove.
707 (compute_cfa_pointer): New function.
708 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
709 (struct adjust_mem_data): New type.
710 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
712 (get_address_mode): New function.
713 (replace_expr_with_values): Use it.
714 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
715 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
716 (adjust_sets): Remove.
717 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
718 Use get_address_mode.
719 (get_adjusted_src): Remove.
720 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
721 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
722 (add_with_sets): Don't call adjust_sets.
723 (fp_setter, vt_init_cfa_base): New functions.
724 (vt_initialize): Change return type to bool. Move most of pool etc.
725 initialization to the beginning of the function from end. Pass
726 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
727 If !frame_pointer_needed, call vt_stack_adjustment before mos
728 vector is filled, call vt_init_cfa_base if argp/framep has been
729 eliminated to sp. If frame_pointer_needed and argp/framep has
730 been eliminated to hard frame pointer, set
731 hard_frame_pointer_adjustment and call vt_init_cfa_base after
732 encountering fp setter in the prologue. For MO_ADJUST, call
733 log_op_type before pusing the op into mos vector, not afterwards.
734 Call adjust_insn before cselib_process_insn/add_with_sets,
735 call cancel_changes (0) afterwards.
736 (variable_tracking_main_1): Adjust for vt_initialize calling
737 vt_stack_adjustments and returning whether it succeeded or not.
739 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
741 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
744 2010-03-15 Jakub Jelinek <jakub@redhat.com>
746 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
748 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
749 drap_reg has not been set.
751 2010-03-15 Michael Matz <matz@suse.de>
754 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
755 use it to expand block copies.
756 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
757 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
758 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
760 2010-03-15 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/43367
763 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
766 2010-03-15 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/43317
769 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
771 2010-03-15 Martin Jambor <mjambor@suse.cz>
773 PR tree-optimization/43141
774 * tree-sra.c (create_abstract_origin): New function.
775 (modify_function): Call create_abstract_origin.
777 2010-03-15 Chris Demetriou <cgd@google.com>
779 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
785 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
786 call insert_out_of_ssa_copy for default definitions.
788 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
790 * graphite-clast-to-gimple.c (my_long_long): Defined.
791 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
792 * graphite-sese-to-poly.c (my_long_long): Defined.
793 (scop_ivs_can_be_represented): Use it.
795 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
797 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
798 graphite-max-bbs-per-function, and loop-block-tile-size.
799 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
801 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
803 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
805 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
807 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
808 (add_upper_bounds_from_estimated_nit): New.
809 (build_loop_iteration_domains): Use it.
811 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
813 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
815 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
818 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
819 should be an INTEGER_CST. Also handle CASE_CONVERT.
821 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
823 * graphite.c (graphite_initialize): To bound the number of bbs per
824 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
825 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
826 * doc/invoke.texi: Document it.
828 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
830 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
831 * graphite-sese-to-poly.h (build_poly_scop): Same.
833 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
835 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
836 the number of parameters in the scop. Use as an upper bound
837 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
838 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
839 * doc/invoke.texi: Document it.
841 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
843 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
844 * doc/c-tree.texi: Remove.
845 * doc/generic.texi: Merge c-tree.texi here.
846 * doc/gccint.texi (Trees): Remove menu entry.
847 (c-tree.texi): Remove @include.
848 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
849 * doc/languages.texi (Reading RTL): Ditto.
851 2010-03-12 Steve Ellcey <sje@cup.hp.com>
854 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
856 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
859 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
860 code added to work around reload clobbering CONST insns.
862 2010-03-12 Jakub Jelinek <jakub@redhat.com>
864 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
865 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
866 (cselib_preserve_only_values): Remove retain argument, don't
867 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
868 * cselib.h (cselib_preserve_only_values): Remove retain argument.
869 * var-tracking.c (micro_operation): Move insn field before union.
870 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
871 (struct variable_tracking_info_def): Remove n_mos field, change
872 mos into a vector of micro_operations.
873 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
874 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
875 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
876 changing into a vector.
877 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
878 come before all other uops generated by add_stores.
879 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
881 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
882 a vector. Run just one pass over the bbs instead of separate counting
883 and computation phase.
884 (vt_finalize): Free VTI (bb)->mos vector instead of array.
887 * tree-inline.c (remap_decls): Put old_var rather than origin_var
888 into *nonlocalized_list vector.
889 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
890 even if origin is non-NULL.
891 (gen_variable_die): Likewise.
892 (process_scope_var): Don't change origin.
893 (gen_decl_die): Likewise.
894 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
895 before adding new edges instead of after it, fix moving over
898 2010-03-11 David S. Miller <davem@davemloft.net>
900 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
902 * configure: Rebuild.
904 2010-03-11 Martin Jambor <mjambor@suse.cz>
906 PR tree-optimization/43257
907 * tree.c (assign_assembler_name_if_neeeded): New function.
908 (free_lang_data_in_cgraph): Assembler name assignment moved to the
910 * tree.h (assign_assembler_name_if_neeeded): Declare.
911 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
912 the function if needed.
914 2010-03-11 Chris Demetriou <cgd@google.com>
916 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
917 include/stdint-gcc.h, and include/stdint.h world-readable.
919 2010-03-11 Richard Guenther <rguenther@suse.de>
921 PR tree-optimization/43255
922 * tree-vrp.c (process_assert_insertions_for): Do not insert
923 asserts for trivial conditions.
925 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
927 PR tree-optimization/43280
928 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
929 generation. Move calculation of size out of the if branch.
930 (find_bswap): Modify compare number generation.
932 2010-03-11 Richard Guenther <rguenther@suse.de>
935 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
936 (input_gimple_stmt): Fixup handled component types during
937 operand read. Also fix up decls in ADDR_EXPRs.
939 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
941 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
942 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
944 2010-03-10 Jan Hubicka <jh@suse.cz>
947 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
948 * varasm.c (get_variable_section): Don't do that here...
949 (make_decl_rtl): ... and here.
950 (do_assemble_alias): Produce decl RTL.
951 (assemble_alias): Likewise.
953 2010-03-10 Jakub Jelinek <jakub@redhat.com>
956 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
957 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
959 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
960 (based_loc_descr): Only express drap or vdrap regno based expressions
961 using DW_OP_fbreg when not optimizing.
962 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
963 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
964 REG_CFA_SET_VDRAP note.
966 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
968 PR tree-optimization/43236
969 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
970 error in calculation of base address in reverse iteration case.
971 (generate_builtin): Take number of latch executions if the statement
974 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
977 * tree-eh.c: Include pointer-set.h.
978 (lower_eh_dispatch): Filter out duplicate case labels and
979 remove the unneeded edge when the label is unused. Return
980 true when some edges are removed.
981 (execute_lower_eh_dispatch): When any lowering resulted in
982 removing an edge, also delete unreachable blocks.
984 2010-03-10 Jakub Jelinek <jakub@redhat.com>
987 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
988 UNSPEC_MACHOPIC_OFFSET.
990 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
993 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
994 (m68k_delegitimize_address): New function.
996 2010-03-09 Jakub Jelinek <jakub@redhat.com>
999 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1002 * var-tracking.c (adjust_sets): New function.
1003 (count_with_sets, add_with_sets): Use it.
1004 (get_adjusted_src): New inline function.
1005 (add_stores): Use it.
1008 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1009 call cselib_dummy_expand_value_rtx_cb instead of
1010 cselib_expand_value_rtx_cb.
1013 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1014 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1015 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1016 and .cfi_endproc around the pic thunks.
1017 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1018 all queued unwind info register saves are saved before the call.
1019 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1020 considered as sp-=4 for unwind info and the pop as sp+=4 which
1021 also clobbers dest, but doesn't actually restore it.
1024 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1025 RTX_FRAME_RELATED_P.
1027 2010-03-09 Jie Zhang <jie@codesourcery.com>
1029 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1030 whitespaces in output template.
1032 2010-03-09 Jie Zhang <jie@codesourcery.com>
1034 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1037 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1039 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1040 builtins.exp in a separate job.
1042 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1044 * graphite-sese-to-poly.c (add_param_constraints): Use
1045 lower_bound_in_type and upper_bound_in_type.
1047 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1049 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1050 instead of unsigned_type_node.
1052 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1053 Reza Yazdani <reza.yazdani@amd.com>
1056 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1057 on pointer type parameters.
1059 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1063 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1064 handle conversions from pointer to integers.
1065 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1066 induction variable, to be able to work with code generated by CLooG.
1067 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1068 (build_poly_scop): Bail out if we cannot codegen a loop.
1070 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1072 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1073 code generation with gloog_error.
1075 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1077 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1078 Call fold_convert on all the returned values.
1079 (expand_scalar_variables_expr): Pass to
1080 expand_scalar_variables_ssa_name the type of the resulting expression.
1082 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1085 ppl_min_for_le_pointset.
1086 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1087 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1089 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1091 * graphite-dependences.c (map_into_dep_poly): Removed.
1092 (dependence_polyhedron_1): Use combine_context_id_scat.
1094 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1096 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1097 (struct poly_bb): Same.
1098 (combine_context_id_scat): New.
1100 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1103 * sese.c (name_defined_in_loop_p): Return false for default
1106 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1108 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1109 and clean up the logic.
1111 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1113 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1116 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1118 * var-tracking.c (remove_cselib_value_chains): Define only for
1120 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1121 delete_slot_part, emit_notes_for_differences_1): Don't call
1122 remove_cselib_value_chains here.
1123 (set_slot_part, emit_notes_for_differences_2): Don't call
1124 add_cselib_value_chains here.
1125 (preserved_values): New vector.
1126 (preserve_value): New function.
1127 (add_uses, add_stores, vt_add_function_parameters): Use it
1128 instead of cselib_preserve_value.
1129 (changed_values_stack): New vector.
1130 (check_changed_vars_0): New function.
1131 (check_changed_vars_1, check_changed_vars_2): Use it.
1132 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1133 changed_values_stack VALUEs.
1134 (vt_emit_notes): For all preserved_values call
1135 add_cselib_value_chains. If ENABLE_CHECKING call
1136 remove_cselib_value_chains before verifying value_chains is empty.
1137 Initialize and free changed_values_stack.
1138 (vt_initialize): Initialize preserved_values.
1139 (vt_finalize): Free preserved_values.
1141 2010-03-08 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/43269
1144 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1147 2010-03-08 Martin Jambor <mjambor@suse.cz>
1149 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1150 (ipa_is_param_called): Removed.
1151 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1152 (ipa_print_node_params): Do not print the called flag.
1153 (ipa_write_node_info): Do not stream the called flag.
1154 (ipa_read_node_info): Likewise.
1156 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1159 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1160 * cselib.c (struct expand_value_data): Add dummy field.
1161 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1163 (cselib_dummy_expand_value_rtx_cb): New function.
1164 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1166 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1167 * var-tracking.c: Include pointer-set.h.
1168 (variable): Change n_var_parts to char from int. Add
1169 cur_loc_changed and in_changed_variables fields.
1170 (variable_canonicalize): Remove.
1171 (shared_var_p): New inline function.
1172 (unshare_variable): Maintain cur_loc_changed and
1173 in_changed_variables fields. If var was in changed_variables,
1174 replace it there with new_var. Just copy cur_loc instead of
1175 resetting it to something else.
1176 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1177 (dataflow_set_union): Don't call variable_canonicalize.
1178 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1179 of their DEBUG_EXPR_TREE_DECLs.
1180 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1181 and in_changed_variables and cur_loc_changed is false.
1182 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1183 and cur_loc_changed. Don't update cur_loc here.
1184 (variable_merge_over_src): Don't call variable_canonicalize.
1185 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1186 removing loc that is equal to cur_loc, clear cur_loc,
1187 set cur_loc_changed and ensure variable_was_changed is called.
1188 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1189 compare pointers in cur_loc check, if it is equal to loc,
1190 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1191 (variable_different_p): Remove compare_current_location argument,
1192 don't compare cur_loc.
1193 (dataflow_set_different_1): Adjust variable_different_p caller.
1194 (variable_was_changed): If dv had some var in changed_variables
1195 already, reset in_changed_variables flag for it and propagate
1196 cur_loc_changed over to the new variable. On empty var
1197 always set cur_loc_changed. Set in_changed_variables on whatever
1198 var is added to changed_variables.
1199 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1200 Use shared_var_p. When removing loc that is equal to cur_loc,
1201 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1202 end, don't set it to something else, just call variable_was_changed.
1203 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1204 loc being removed, clear cur_loc and set cur_loc_changed.
1205 Set cur_loc_changed if all locations have been removed.
1206 (struct expand_loc_callback_data): New type.
1207 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1208 allocated. Always create SUBREGs if simplify_subreg failed.
1209 Prefer to use cur_loc, when that fails and still in
1210 changed_variables (and seen first time) recompute it. Set
1211 cur_loc_changed of variables which had to change cur_loc and
1212 compute elcd->cur_loc_changed if any of the subexpressions used
1213 had to change cur_loc.
1214 (vt_expand_loc): Adjust to pass arguments in
1215 expand_loc_callback_data structure.
1216 (vt_expand_loc_dummy): New function.
1217 (emitted_notes): New variable.
1218 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1219 that weren't used for any other decl in current
1220 emit_notes_for_changes call call vt_expand_loc_dummy to update
1221 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1222 first loc_chain location if NULL before. Always use just
1223 cur_loc instead of first loc_chain location. When cur_loc_changed
1224 is false, when not --enable-checking=rtl just don't emit any note.
1225 When rtl checking, compute the note and assert it is the same
1226 as previous note. Clear cur_loc_changed and in_changed_variables
1227 at the end before removing from changed_variables.
1228 (check_changed_vars_3): New function.
1229 (emit_notes_for_changes): Traverse changed_vars to call
1230 check_changed_vars_3 on each changed var.
1231 (emit_notes_for_differences_1): Clear cur_loc_changed and
1232 in_changed_variables. Recompute cur_loc of new_var.
1233 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1234 (vt_emit_notes): Initialize and destroy emitted_notes.
1236 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1238 PR rtl-optimization/42220
1239 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1240 Use verify_reg_tracked to determine if we should use OP_OUT rather
1242 (build_def_use): If we see an in-out operand for a register that we
1243 know nothing about, treat is an output if possible, fail the block if
1246 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1249 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1252 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1255 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1256 uses of relevant DEFs that are dead outside the loop too.
1258 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1260 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1262 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1264 * var-tracking.c (values_to_unmark): New variable.
1265 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1266 values_to_unmark vector. Moved body to...
1267 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1268 instead queue it into values_to_unmark vector.
1269 (vt_find_locations): Free values_to_unmark vector.
1271 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1273 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1274 (site.exp): Export them when plugins are enabled.
1276 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1279 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1281 (chrec_fold_multiply): Same.
1283 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1286 * c-decl.c (build_compound_literal): Return early if init is
1289 2010-03-04 Martin Jambor <mjambor@suse.cz>
1291 PR tree-optimization/43164
1292 PR tree-optimization/43191
1293 * tree-sra.c (type_consists_of_records_p): Reject records with
1294 zero-size bit-fields at the end.
1296 2010-03-04 Mike Stump <mikestump@comcast.net>
1298 * Makefile.in (TAGS): Remove *.y.
1300 2010-03-04 Richard Guenther <rguenther@suse.de>
1302 PR tree-optimization/40761
1303 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1305 (my_rev_post_order_compute): New function.
1306 (init_pre): Call it.
1308 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1311 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1312 decrease the cost of an IV candidate when the cost is infinite.
1314 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1316 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1317 Use '3DNow!' for the extension of that name, ensure normal space
1319 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1321 2010-03-03 Jeff Law <law@redhat.com>
1323 * PR middle-end/32693
1324 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1325 than gen_rtx_SUBREG.
1326 (extract_bit_field_1): Likewise.
1328 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1330 * doc/sourcebuild.texi (Test directives): Document that arguments
1331 include-opts and exclude-opts are now optional for dg-skip-if,
1332 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1334 2010-03-03 Jason Merrill <jason@redhat.com>
1337 * cgraph.h (varpool_node): Add extra_name field.
1338 * varpool.c (varpool_extra_name_alias): New.
1339 (varpool_assemble_decl): Emit extra name aliases.
1340 (varpool_mark_needed_node): Look past an extra name alias.
1341 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1342 * lto-streamer-in.c (lto_input_tree): Read it.
1343 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1345 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1347 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1348 (sparc*-*-solaris2*): ...this.
1350 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1353 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1354 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1355 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1356 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1359 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1360 fallthrough to default handling, just with want_address 0 instead of 2.
1361 For single element lists, add_AT_loc directly, otherwise create an
1362 artificial variable DIE and stick location list to it.
1365 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1366 (VAL_EXPR_HAS_REVERSE): Define.
1367 (reverse_op): New function.
1368 (add_stores): For reversible operations add an extra MO_VAL_USE.
1370 2010-03-02 Jason Merrill <jason@redhat.com>
1372 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1374 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1376 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1377 (sparc64-*-linux*): Likewise.
1378 (sparc64-*-solaris2*): Include assembler files before linker ones.
1379 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1380 * config/sparc/gas.h: Delete.
1381 * config/sparc/sol2-64.h: Add copyright notice.
1382 * config/sparc/sol2-gas-bi.h: Likewise.
1383 * config/sparc/sol2-gld.h: Likewise.
1384 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1385 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1386 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1387 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1388 (sparc_elf_asm_named_section): Rename into...
1389 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1391 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1393 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1395 2010-03-02 Jeff Law <law@redhat.com>
1398 * reload1.c (rtx_p, substitute_stack): Declare.
1399 (substitute): Record addresses of changed rtxs.
1400 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1401 Restore the original rtx when complete.
1402 (reload): Free subsitute_stack when complete.
1404 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1406 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1407 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1409 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1410 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1411 Torture Tests): Change from subsection to section.
1413 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1414 Steven Bosscher <steven@gcc.gnu.org>
1416 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1419 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1422 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1423 the assignment from the new induction variable to the assignment
1424 of the value from the original loop PHI function.
1426 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1427 Daniel Jacobowitz <dan@codesourcery.com>
1429 * doc/sourcebuild.texi (Test directives): Clarify options to
1432 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1434 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1435 Disable cfi directives unless GCC and gas agree on using read-only
1436 .eh_frame sections for 64-bit.
1437 * configure: Regenerate.
1439 2010-03-01 Richard Guenther <rguenther@suse.de>
1441 PR tree-optimization/43220
1442 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1443 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1445 2010-03-01 Richard Guenther <rguenther@suse.de>
1446 Martin Jambor <mjambor@suse.cz>
1449 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1450 gimplified parameters.
1452 2010-03-01 Christian Bruel <christian.bruel@st.com>
1454 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1456 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1458 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1460 2010-03-01 Richard Guenther <rguenther@suse.de>
1463 * expr.c (expand_assignment): Use the alias-oracle to tell
1464 if the rhs aliases the result decl.
1466 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1470 to sol_gt_pch_get_address.
1471 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1472 64-bit, SPARC and x86.
1473 (sol_gt_pch_get_address): New function.
1475 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1477 * toplev.h (inform_n, error_n): Declare.
1478 * diagnostic.c (inform_n, error_n): New function.
1480 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1482 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1483 has no rtl yet when processing local_decls, queue it and recheck
1484 if deferred stack allocation hasn't assigned it rtl.
1486 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1488 * config/sh/sh.c (unspec_bbr_uid): New.
1489 (gen_block_redirect): Use it instead of INSN_UID.
1490 (gen_far_branch): Likewise.
1492 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1494 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1495 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1497 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1499 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1500 (Warning Options): -Wno-conversion-null is valid for
1501 Objective-C++ as well.
1502 * doc/tm.texi (Named Address Spaces): Likewise.
1503 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1504 * doc/tree-ssa.texi (Tree SSA): Likewise.
1506 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1509 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1510 by default. Don't set the default arch for
1511 i[34567]86-*-darwin*|x86_64-*-darwin*.
1513 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1516 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1517 default. Set the default 32bit/64bit archs with $with_arch
1518 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1520 2010-02-27 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/43186
1523 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1524 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1525 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1526 unroller iterations.
1528 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1530 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1531 required and i[34567]86-*-* targets don't support 64bit ISA.
1533 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1536 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1539 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1541 * config.gcc: Set the default arch at least to Prescott for
1542 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1543 if SSE math is enabled.
1545 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1547 * diagnostic.c (diagnostic_initialize): Update.
1548 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1550 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1551 (diagnostic_inhibit_notes): New.
1552 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1554 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1557 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1558 * doc/standards.texi: Likewise.
1559 * doc/extend.texi: Likewise.
1560 * doc/trouble.texi: Likewise.
1561 * doc/cppopts.texi: Likewise.
1562 * doc/install.texi: Likewise.
1563 * c.opt (std=c90,std=gnu90): New options.
1564 * c-opts.c (c_common_handle_option): Handle them.
1566 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1569 * c-decl.c (undeclared_variable): Use an informative note.
1571 2010-02-26 Richard Guenther <rguenther@suse.de>
1573 PR tree-optimization/43186
1574 * gimple.h (gimple_fold): Remove.
1575 * gimple.c (gimple_fold): Remove. Inline into single user ...
1576 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1577 Try harder for conditions.
1579 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1582 * function.c (used_types_insert): Don't skip through named pointer
1583 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1584 and it is different from the main variant's type.
1586 2010-02-26 Nick Clifton <nickc@redhat.com>
1588 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1590 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1592 * config.gcc: Support --with-fpmath=sse for x86.
1594 * config/i386/ssemath.h: New.
1596 * doc/install.texi (--with-fpmath=sse): Documented.
1598 2010-02-26 Richard Guenther <rguenther@suse.de>
1600 PR tree-optimization/43188
1601 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1602 vector types of over-aligned element type.
1604 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1608 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1610 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1612 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1614 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1616 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1617 * var-tracking.c: Include diagnostic.h.
1618 (debug_dv): New function.
1619 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1622 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1623 (add_value_chain, add_value_chains, remove_value_chain,
1624 remove_value_chains): Handle DEBUG_EXPRs.
1625 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1628 * regcprop.c (struct queued_debug_insn_change): New type.
1629 (struct value_data_entry): Add debug_insn_changes field.
1630 (struct value_data): Add n_debug_insn_changes field.
1631 (debug_insn_changes_pool): New variable.
1632 (free_debug_insn_changes, apply_debug_insn_changes,
1633 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1634 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1635 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1637 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1639 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1640 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1641 changes, call cprop_find_used_regs via note_stores.
1642 (copyprop_hardreg_forward): When copying vd from predecessor
1643 which has any queued DEBUG_INSN changes, make sure the pointers are
1644 cleared. At the end call df_analyze and then if there are any
1645 DEBUG_INSN changes queued at the end of some basic block for still
1646 live registers, apply them.
1647 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1649 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1651 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1654 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1656 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1657 targets. Set the default with_cpu/with_arch from arch/cpu.
1658 Allow x86-64 and native for with_cpu/with_arch.
1660 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1662 * ebitmap.c: Change calls to verify_popcount with calls to
1663 sbitmap_verify_popcount.
1664 (ebitmap_clear_bit): Fixed map->cacheindex test and
1665 map>cache update when bit clearing results in an empty
1668 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1671 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1672 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1673 and support both V2DF and V2DI modes.
1674 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1675 support both V2DF and V2DI modes.
1676 (general): Delete trailing whitespace from a few patterns.
1678 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1679 V2DF/V2DI interleave high/low builtins.
1681 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1684 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1685 interleave high/low functions.
1687 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1689 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1690 #pragma extern_prefix.
1692 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1695 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1696 BLKmode, assert op0 is a MEM and just adjust its mode.
1699 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1700 if bitpos isn't multiple of mode's bitsize.
1702 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1704 * c.opt (-ftemplate-depth=): New.
1705 (-ftemplate-depth-): Deprecate.
1706 * optc-gen.awk: Handle -ftemplate-depth=.
1707 * opth-gen.awk: Likewise.
1708 * c-opts.c (c_common_handle_option): Likewise.
1709 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1711 2010-02-24 Jason Merrill <jason@redhat.com>
1713 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1715 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1717 * cfg.c (alloc_aux_for_block): Remove inline.
1718 (alloc_aux_for_edge): Likewise.
1720 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1722 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1724 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1726 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1727 * config/i386/sol2-gas.h: New file.
1728 * config.gcc (i[34567]86-*-solaris2*): Use it.
1730 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1733 * c-typeck.c (ep_convert_and_check): New.
1734 (build_conditional_expr): Use it.
1735 (build_binary_op): Likewise.
1737 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1739 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1742 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1743 bounds even for -O+.
1744 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1745 expr needs to have DECL_NAME set.
1747 2010-02-24 Nick Clifton <nickc@redhat.com>
1749 * config/mep/mep.c: Include gimple.h.
1750 (mep_function_uses_sp): Delete unused function.
1751 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1752 parameters. Use unsigned integers to count args. Return a
1753 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1755 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1758 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1759 greater or equal to nelt instead of 2 * nelt.
1760 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1763 2010-02-23 Jason Merrill <jason@redhat.com>
1766 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1767 in cfun->local_decls even if they have register types.
1770 * stor-layout.c (place_field): Don't warn about unnecessary
1771 DECL_PACKED if the type is packed.
1773 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1776 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1777 GOTOFF relocs, even when the base reg isn't pic pointer.
1779 2010-02-23 Michael Matz <matz@suse.de>
1782 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1783 (expand_gimple_basic_block): Generate and use debug temps if there
1784 are debug uses left after the last real use of TERed ssa names.
1785 Unlink debug immediate uses when they are expanded.
1787 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1790 * config/i386/i386.c (override_options): Reorganise to provide
1791 better error messages.
1793 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1796 * graphite-scop-detection.c (create_single_exit_edge): Move
1797 the call to find_single_exit_edge to....
1798 (create_sese_edges): ...here. Don't handle multiple edges
1799 exiting the function.
1800 (build_graphite_scops): Don't handle multiple edges
1801 exiting the function.
1803 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1806 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1807 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1809 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1812 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1814 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1817 * c-typeck.c (convert_arguments): Print declaration location.
1818 * c-common.c (validate_nargs): Rename as
1819 builtin_function_validate_nargs.
1820 (check_builtin_function_arguments): Update.
1822 2010-02-22 Richard Guenther <rguenther@suse.de>
1825 * tree-inline.c (declare_return_variable): Use the type of
1826 the call stmt lhs if available.
1828 2010-02-22 Duncan Sands <baldrick@free.fr>
1830 * passes.c (register_pass): Always consider all pass lists when
1831 ref_pass_instance_number is zero.
1833 2010-02-22 Richard Guenther <rguenther@suse.de>
1835 PR tree-optimization/42749
1836 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1837 parameter. Do arithmetic in the original type.
1838 (update_accumulator_with_ops): Likewise.
1839 (adjust_accumulator_values): Adjust.
1841 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1843 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1844 (QI to BLKmode splitter): New splitter.
1846 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1848 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1849 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1851 2010-02-22 Richard Guenther <rguenther@suse.de>
1853 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1855 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1857 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1858 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1859 ($(T)crti.o, $(T)crtn.o): Remove rules.
1861 2010-02-21 Tobias Burnus <burnus@net-b.de>
1864 * doc/invoke.texi (-fassociative-math): Document that this
1865 option is automatically enabled for Fortran.
1867 2010-02-20 David S. Miller <davem@davemloft.net>
1869 * configure.ac: Test if linker and assembler properly support
1870 GOTDATA_OP relocations.
1871 * configure: Rebuild.
1872 * config.in: Likewise.
1873 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1874 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1875 (movsi_high_pic): Likewise.
1876 (movdi_lo_sum_pic): Likewise.
1877 (movdi_high_pic): Likewise.
1878 (movsi_pic_gotdata_op): New pattern.
1879 (movdi_pic_gotdata_op): Likewise.
1880 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1881 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1883 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1887 attribute to ssemul.
1888 (xop_mulv2div2di3_high): Ditto.
1890 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1893 * c.opt (Wconversion-null): New option.
1894 * doc/invoke.texi (Wconversion-null): Document.
1896 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1898 * common.opt (Wlarger-than-): Add Undocumented.
1900 2010-02-19 Mike Stump <mikestump@comcast.net>
1902 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1904 2010-02-19 Jason Merrill <jason@redhat.com>
1907 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1908 * configure: Likewise.
1910 2010-02-20 Alan Modra <amodra@gmail.com>
1913 * cgraph.h (cgraph_make_decl_local): Declare.
1914 * cgraph.c (cgraph_make_decl_local): New function.
1915 (cgraph_make_node_local): Use it.
1916 * cgraphunit.c (cgraph_function_versioning): Likewise.
1917 * ipa.c (function_and_variable_visibility): Likewise.
1919 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1922 * except.c (sjlj_emit_function_enter): Don't call
1923 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1925 * rtl.h (add_reg_br_prob_note): Remove prototype.
1927 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1930 * c-common.c (conversion_warning): Remove widening conversions
1931 before checking the conversion of integers to reals.
1933 2010-02-19 Mike Stump <mikestump@comcast.net>
1936 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1939 * cgraphunit.c (process_function_and_variable_attributes): Check
1940 DECL_PRESERVE_P instead of looking up attribute "used".
1941 * ipa-pure-const.c (check_decl): Likewise.
1942 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1943 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1944 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1945 instead of attribute "used".
1946 * config/sol2-c.c (solaris_pragma_init): Likewise.
1947 (solaris_pragma_fini): Likewise.
1949 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1951 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1952 Use XCNEW instead of xcalloc.
1953 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1954 XNEW instead of xmalloc.
1955 (get_fields): Use XNEWVEC instead of xmalloc.
1958 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1959 populate vars array.
1960 (create_new_general_access): For debug stmts just reset value.
1961 (get_stmt_accesses): For accesses within debug stmts just record them
1962 using add_access_to_acc_sites instead of preventing the peeling or
1963 counting them as accesses.
1966 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1968 2010-02-19 Richard Guenther <rguenther@suse.de>
1970 PR tree-optimization/42916
1971 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1974 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1976 * configure.ac: Replace all uses of changequote in macro arguments
1977 with proper quoting.
1979 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1982 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1984 2010-02-19 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/42944
1987 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1988 test for aliasing with errno.
1990 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1993 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1994 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1995 * dojump.c: Include output.h.
1996 (inv): New inline function.
1997 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1998 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1999 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2000 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2001 argument, pass it down to other calls.
2002 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2003 add REG_BR_PROB note to the conditional jump.
2004 * cfgexpand.c (add_reg_br_prob_note): Removed.
2005 (expand_gimple_cond): Don't call it, add the probability
2006 as last argument to jumpif_1/jumpifnot_1.
2007 * Makefile.in (dojump.o): Depend on output.h.
2008 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2010 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2011 * stmt.c (do_jump_if_equal): Likewise.
2012 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2013 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2014 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2016 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2017 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2018 jumpifnot_1 callers.
2019 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2021 (store_expr): Adjust jumpifnot caller.
2022 (store_constructor): Adjust jumpif caller.
2025 * gimplify.c (gimple_boolify): For __builtin_expect call
2026 gimple_boolify also on its first argument.
2028 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2030 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2032 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2033 * configure: Regenerated.
2035 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2037 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2038 lang_hooks.types_compatible_p instead of comptypes.
2040 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2042 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2043 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2044 if __prefer_thumb__ is defined.
2046 2010-02-18 Martin Jambor <mjambor@suse.cz>
2048 PR tree-optimization/43066
2049 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2050 array with zero-sized element type.
2052 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2054 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2055 rtx, allocate struct var_loc_node here and return it to the
2056 caller, and only if it is actually needed.
2057 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2058 move it earlier and return immediately if it returns NULL.
2060 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2062 * config/sparc/gas.h: New file. Restore
2063 TARGET_ASM_NAMED_SECTION to its ELF default.
2064 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2066 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2067 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2068 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2069 after sparc/sysv4.h.
2071 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2073 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2075 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2077 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2078 patterns from predicated pattern.
2080 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2083 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2084 for insn mnemonic suffix.
2086 2010-02-17 Richard Guenther <rguenther@suse.de>
2088 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2091 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2094 * caller-save.c (save_call_clobbered_regs): If BB ends with
2095 a DEBUG_INSN, move any notes in between last real insn and the last
2096 DEBUG_INSN after the last DEBUG_INSN.
2098 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2100 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2101 Fix return type. Fix argument type. Explain meaning of return value.
2103 2010-02-16 Richard Guenther <rguenther@suse.de>
2105 PR tree-optimization/41043
2106 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2107 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2109 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2111 2010-02-16 Ira Rosen <irar@il.ibm.com>
2113 PR tree-optimization/43074
2114 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2115 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2116 vectorizable cycles in hybrid SLP check.
2117 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2119 2010-02-16 Richard Guenther <rguenther@suse.de>
2121 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2122 (true_dependence): If memrefs_conflict_p computes must-alias
2123 trust it. Move TBAA check after offset-based disambiguation.
2124 (canon_true_dependence): Likewise.
2126 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2128 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2129 * doc/invoke.texi: Document it.
2130 * var-tracking.c: Include toplev.h and params.h.
2131 (vt_find_locations): Return bool indicating success. Compute
2132 hash sizes unconditionally. Check new parameter, report.
2133 (variable_tracking_main_1): Check vt_find_locations results and
2134 retry. Renamed from...
2135 (variable_tracking_main): ... this. New wrapper to preserve
2136 flag_var_tracking_assignments.
2137 * Makefile.in (var-tracking.o): Adjust dependencies.
2139 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2140 Jakub Jelinek <jakub@redhat.com>
2143 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2144 if weak_import attribute is present.
2145 * config/darwin.c (machopic_select_section): Likewise.
2147 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2149 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2150 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2151 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2152 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2154 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2156 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2159 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2160 Rewrite text to refer to the names.
2162 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2164 * config/i386/i386-builtin-types.def
2165 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2166 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2167 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2168 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2169 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2170 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2171 IX86_BUILTIN_VPERMIL2PS256.
2172 (MULTI_ARG_4_DF2_DI_I): Defined.
2173 (MULTI_ARG_4_DF2_DI_I1): Defined.
2174 (MULTI_ARG_4_SF2_SI_I): Defined.
2175 (MULTI_ARG_4_SF2_SI_I1): Defined.
2176 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2177 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2178 __builtin_ia32_vpermil2ps256.
2179 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2180 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2181 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2182 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2183 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2184 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2185 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2186 CODE_FOR_xop_vpermil2v8sf3.
2187 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2188 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2189 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2190 (_mm256_permute2_pd): New.
2191 (_mm_permute2_ps): New.
2192 (_mm256_permute2_ps): New.
2194 2010-02-15 Nick Clifton <nickc@redhat.com>
2196 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2197 boolean parameters. Use emit_jump_insn when emitting a pop
2198 instruction containing a return insn.
2199 (push): Use 'true' rather than '1' as second parameter to F.
2200 (h8300_expand_prologue): Likewise.
2201 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2202 (h8300_expand_epilogue): Likewise.
2204 2010-02-15 Richard Guenther <rguenther@suse.de>
2207 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2210 2010-02-15 Nick Clifton <nickc@redhat.com>
2212 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2215 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2217 * intl.c (fake_ngettext): New function.
2218 * intl.h (fake_ngettext): Declare.
2219 (ngettext): Define macro.
2220 * collect2.c (notice_translated): New function.
2221 (main): Use notice_translated and ngettext.
2222 * collect2.h (notice_translated): Declare.
2224 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2226 * reorg.c (delete_computation): Comment fixes.
2227 * caller-save.c (setup_save_areas): Idem.
2228 * sel-sched-dump.c (dump_lv_set): Idem.
2231 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2233 * config/s390/s390.c (s390_sched_init): New function.
2234 (TARGET_SCHED_INIT): Target hook defined.
2236 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2237 Jack Howarth <howarth@bromo.med.uc.edu>
2238 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2241 Partial revert of unintended change in fix for PR41605.
2242 * config/darwin.h: Fix typo.
2243 * config/darwin9.h: Same.
2245 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2247 * c-pch.c (pch_init): Clear v.
2249 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2252 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2253 graphite_can_represent_init for MULT_EXPR.
2255 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2259 * graphite-sese-to-poly.c (remove_phi): New.
2260 (translate_scalar_reduction_to_array): Call remove_phi.
2262 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2265 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2266 * graphite-clast-to-gimple.h (gloog): Update declaration.
2267 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2268 * graphite-poly.h (struct poly_bb): Add missing comments.
2269 (struct scop): Add poly_scop_p field.
2271 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2272 * graphite.c (graphite_transform_loops): Build the polyhedral
2273 representation for each scop before code generation.
2274 * sese.c (rename_variables_in_operand): Removed.
2275 (rename_variables_in_expr): Return the renamed expression.
2276 (rename_sese_parameters): New.
2277 * sese.h (rename_sese_parameters): Declared.
2279 2010-02-11 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/42998
2282 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2283 POINTER_PLUS_EXPR properly.
2285 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2286 Changpeng Fang <changpeng.fang@amd.com>
2289 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2290 the cost of an IV candidate when the IV is used in a test against zero.
2292 * gcc.dg/tree-ssa/ivopts-3.c: New.
2294 2010-02-11 Richard Guenther <rguenther@suse.de>
2297 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2298 pointer-vs-decl case by swapping refs. Handle some cases
2299 of pointer-vs-decl disambiguations more conservatively.
2300 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2301 to false after expanding.
2303 2010-02-11 Richard Guenther <rguenther@suse.de>
2306 * gcc.c (process_command): Handle LTO file@offset case more
2309 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2311 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2312 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2314 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2316 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2317 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2318 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2319 Optimize eq/ne comparisons when both arguments are known to be
2321 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2322 Don't mask operands unnecessarily if they are known to be already
2325 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2327 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2330 2010-02-10 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/43017
2333 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2334 for wrapping signed arithmetic.
2336 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2339 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2340 if no debug info should be emitted for it.
2342 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2344 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2345 note when flag_exceptions is set.
2347 2010-02-10 Duncan Sands <baldrick@free.fr>
2349 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2351 2010-02-10 Richard Guenther <rguenther@suse.de>
2354 * tree.c (get_unwidened): Handle constants.
2355 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2357 2010-02-10 Martin Jambor <mjambor@suse.cz>
2360 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2361 check for variable argument counts independently.
2363 2010-02-10 Christian Bruel <christian.bruel@st.com>
2366 * config/sh/sh.c (find_barrier): Increase length for non delayed
2367 conditional branches.
2369 2010-02-10 Christian Bruel <christian.bruel@st.com>
2371 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2373 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2375 * builtins.c (set_builtin_user_assembler_name): Also handle
2376 ffs if int is smaller than word.
2378 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2381 * ira-conflicts.c (get_dup): Remove.
2382 (process_reg_shuffles): Add new parameter. Use it as an
2383 additional guard for copy generation.
2384 (add_insn_allocno_copies): Rewrite.
2386 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2388 * common.opt (fsched2-use-traces): Preserved for backward
2390 * doc/invoke.texi: Remove the documentation about option
2391 -fsched2-use-traces.
2392 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2393 flag_sched2_use_traces.
2394 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2395 the backward compatibility flag section.
2397 2010-02-09 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/43008
2400 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2401 make HEAP variables initialized from global memory if they
2402 are not known builtin functions.
2403 (find_func_aliases): Adjust.
2405 2010-02-09 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/43000
2408 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2409 arithmetic manually.
2411 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2413 PR tree-optimization/42931
2414 * tree-loop-linear.c (try_interchange_loops): Don't call
2415 double_int_mul if estimated_loop_iterations failed.
2417 2010-02-08 Martin Jambor <mjambor@suse.cz>
2420 * tree-sra.c (build_accesses_from_assign): Do not mark in
2421 should_scalarize_away_bitmap if stmt has volatile ops.
2422 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2425 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2427 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2429 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2431 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2434 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2437 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2439 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2442 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2443 to unknown_dependence.
2444 (graphite_legal_transform_dr): Handle the unknown_dependence.
2445 (graphite_carried_dependence_level_k): Same.
2447 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2449 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2451 2010-02-07 Richard Guenther <rguenther@suse.de>
2454 * expr.c (get_inner_reference): Always initialize *pbitsize.
2456 2010-02-07 Richard Guenther <rguenther@suse.de>
2459 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2460 new ARRAY_REFs on variable size element or minimal index arrays.
2462 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2463 gimple_fold_indirect_ref.
2465 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2468 * arm.c (arm_override_options): Just return if the user has specified
2469 an invalid fpu name.
2471 2010-02-03 Jason Merrill <jason@redhat.com>
2474 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2475 i386_pe_maybe_record_exported_symbol.
2477 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2480 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2481 (pa_delegitimize_address): New function.
2483 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2485 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2486 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2488 2010-02-05 Richard Guenther <rguenther@suse.de>
2491 * lto-streamer-in.c (get_resolution): Deal with references
2492 to undefined functions.
2494 2010-02-05 Richard Guenther <rguenther@suse.de>
2496 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2497 (fold_const_aggregate_ref): Likewise.
2498 (ccp_fold_stmt): Substitute loads.
2499 (maybe_fold_reference): Verify types before substituting.
2501 (fold_gimple_assign): Unshare properly.
2502 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2504 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2506 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2507 for rs6000_gen_cell_microcode.
2509 2010-02-04 Richard Guenther <rguenther@suse.de>
2511 PR rtl-optimization/42952
2512 * dse.c (const_or_frame_p): Remove MEM handling.
2514 2010-02-04 Nick Clifton <nickc@redhat.com>
2516 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2517 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2518 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2519 (mn10300_asm_output_mi_thunk): New function.
2520 (mn10300_can_output_mu_thunk): New function.
2521 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2522 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2523 (FUNCTION_ARG): Delete incorrect comment.
2525 2010-02-03 Jason Merrill <jason@redhat.com>
2528 * fold-const.c (operand_equal_p): Handle erroneous types.
2530 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2532 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2534 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2536 PR rtl-optimization/42941
2537 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2540 2010-02-03 Jason Merrill <jason@redhat.com>
2543 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2545 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2548 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2549 (cselib_reset_table): Renamed from...
2550 (cselib_reset_table_with_next_value): ... this.
2551 (cselib_get_next_uid): Renamed from...
2552 (cselib_get_next_unknown_value): ... this.
2553 * cselib.c (next_uid): Renamed from...
2554 (next_unknown_value): ... this.
2555 (cselib_clear_table): Adjust.
2556 (cselib_reset_table): Adjust. Renamed from...
2557 (cselib_reset_table_with_next_value): ... this.
2558 (cselib_get_next_uid): Adjust. Renamed from...
2559 (cselib_get_next_unknown_value): ... this.
2560 (get_value_hash): Use hash.
2561 (cselib_hash_rtx): Likewise.
2562 (new_cselib_val): Adjust. Set and dump uid.
2563 (cselib_lookup_mem): Pass next_uid as hash.
2564 (cselib_subst_to_values): Likewise.
2565 (cselib_log_lookup): Dump uid.
2566 (cselib_lookup): Pass next_uid as hash. Adjust.
2567 (cselib_process_insn): Adjust.
2568 (cselib_init): Initialize next_uid.
2569 (cselib_finish): Adjust.
2570 (dump_cselib_table): Likewise.
2571 * dse.c (canon_address): Dump value uid.
2572 * print-rtl.c (print_rtx): Print value uid.
2573 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2575 (dv_uid): New function, sort of renamed from...
2576 (dv_htab_hash): ... this, reimplemented in terms of it and...
2577 (dv_uid2hash): ... this. New.
2578 (variable_htab_eq): Drop excess assertions.
2579 (tie_break_pointers): Removed.
2580 (canon_value_cmp): Compare uids.
2581 (variable_post_merge_New_vals): Print uids.
2582 (vt_add_function_parameters): Adjust.
2583 (vt_initialize): Reset table. Adjust.
2585 2010-02-03 Richard Guenther <rguenther@suse.de>
2587 PR tree-optimization/42944
2588 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2589 (call_may_clobber_ref_p_1): Likewise. Properly handle
2590 malloc and calloc clobbering errno.
2592 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2594 * doc/invoke.texi: Fix name of sched1 dump.
2596 * opts.c (decode_options): Set flag_tree_switch_conversion
2597 only conditionally on optimize >= 2.
2599 * gcse.c: Assorted comment fixes in pass description.
2601 2010-02-03 Anthony Green <green@moxielogic.com>
2603 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2604 nop padding in order to maintain alignment of storage location of
2605 target function address.
2606 (moxie_trampoline_init): Store target function address at newly
2608 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2610 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2612 2010-02-03 Richard Guenther <rguenther@suse.de>
2615 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2617 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2619 * config.gcc: Reenable check for obsolete targets.
2620 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2621 mips-sgi-irix6.[0-4]*.
2623 2010-02-02 Nick Clifton <nickc@redhat.com>
2625 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2626 constant size of 4 as being the same as 0.
2627 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2628 can take values in the range 0..4.
2630 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2633 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2634 as _darwin10_Unwind_FindEnclosingFunction().
2635 * libgcc-libsystem.ver: New.
2637 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2640 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2641 implicitly set registers.
2643 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2645 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2646 (arm_override_options): Allow automatic selection of the thread
2647 pointer register if thumb2.
2648 (legitimize_pic_address): Improve code sequences for Thumb2.
2649 (arm_call_tls_get_addr): Likewise.
2650 (legitimize_tls_address): Likewise.
2651 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2652 (pic_load_addr_32bit): ... this. New named pattern.
2653 * thumb2.md (pic_load_addr_thumb2): Delete.
2654 (pic_load_dot_plus_four): Delete.
2655 (tls_load_dot_plus_four): New named pattern.
2657 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2660 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2661 Document fix for TLS bug.
2663 2010-01-31 Richard Guenther <rguenther@suse.de>
2665 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2666 conservatively correct.
2668 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2672 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2674 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2676 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2678 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2680 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2682 * config.gcc: Adjust order of makefile fragments for mingw targets.
2684 2010-01-31 Richard Guenther <rguenther@suse.de>
2687 * gimplify.c (gimplify_init_constructor): For volatile LHS
2688 initialize a temporary.
2690 2010-01-31 Matthias Klose <doko@ubuntu.com>
2692 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2694 * configure: Regenerate.
2696 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2698 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2699 the same alias set and their sizes different constantness.
2700 (aliasing_component_refs_p): Revert 2009-10-24 change.
2702 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2704 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2707 2010-01-29 Richard Guenther <rguenther@suse.de>
2709 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2710 Assert we successfully updated the call.
2712 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2714 PR rtl-optimization/42889
2715 * df.h (df_set_bb_dirty_nonlr): New prototype.
2716 * df-core.c (df_set_bb_dirty_nonlr): New function.
2717 * df-scan.c (df_insn_rescan): Call it instead of
2718 df_set_bb_dirty for DEBUG_INSNs.
2720 2010-01-29 Richard Guenther <rguenther@suse.de>
2723 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2724 quadratic behavior in most cases.
2726 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2730 in the call to gen_x86_movsicc_0_m1.
2732 2010-01-28 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/42871
2735 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2737 2010-01-28 Richard Guenther <rguenther@suse.de>
2739 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2740 into call arguments.
2742 2010-01-28 Richard Guenther <rguenther@suse.de>
2745 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2746 the forwarder if the destination is an EH landing pad.
2748 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2750 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2751 block list passed to gimple_duplicate_sese_tail.
2752 (parallelize_loops): Avoid parallelization when the function
2754 Avoid parallelization when the preheader is IRREDUCIBLE.
2755 Try to optimize when estimated_loop_iterations_int is unresolved.
2756 Add the loop's location to the dump file.
2757 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2758 (gimple_duplicate_sese_tail): Remove the check for the latch.
2759 Redirect nexits to the exit block.
2760 Remove handling of the incoming edges to the latch.
2761 Redirect the backedge from the copied latch to the exit bb.
2763 2010-01-28 Michael Matz <matz@suse.de>
2766 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2767 Wrap force_reg into a sequence, emit it before user.
2769 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2771 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2773 (arm_legacy_rev): Likewise.
2774 (thumb_legacy_rev): Likewise.
2776 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2778 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2779 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2780 on MEM's address failed, try avoid_constant_pool_reference and
2781 recurse if it returned something different.
2782 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2783 address, try avoid_constant_pool_reference and recurse if it
2784 returned something different.
2785 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2786 address and avoid_constant_pool_reference returned something
2787 different, don't set have_address.
2789 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2792 * var-tracking.c (val_store): Add modified argument, obey it.
2794 (count_uses): Move down logging of main.
2795 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2796 don't need resolution.
2797 (emit_notes_in_bb): Likewise.
2799 2010-01-27 Richard Guenther <rguenther@suse.de>
2802 * tree-inline.c (remap_decl): Delay remapping of SSA name
2803 default definitions until we need them.
2805 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2807 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2808 (rs6000_delegitimize_address): New function.
2810 * config/s390/s390.c (s390_delegitimize_address): Call
2811 delegitimize_mem_from_attrs.
2814 * tree-inline.c (cannot_copy_type_1): Removed.
2815 (copy_forbidden): Don't forbid copying of functions containing
2816 records/unions with variable length fields.
2818 2010-01-27 Christian Bruel <christian.bruel@st.com>
2822 * config/sh/sh.c (find_barrier): Increase length for non delayed
2823 conditional branches.
2825 2010-01-27 Matthias Klose <doko@ubuntu.com>
2827 * configure.ac (gnu-unique-object): Fix ldd version check.
2828 * configure: Regenerate.
2830 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2832 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2834 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2835 Test for HAVE_GNU_AS value.
2837 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2839 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2840 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2841 INT64_TYPE): Define.
2842 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2843 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2844 INT_LEAST64_TYPE): Define.
2845 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2846 UINT_LEAST64_TYPE): Define.
2847 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2848 INT_FAST64_TYPE): Define.
2849 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2850 UINT_FAST64_TYPE): Define.
2851 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2852 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2853 (SIG_ATOMIC_TYPE): Define.
2855 2010-01-26 Richard Guenther <rguenther@suse.de>
2857 * df-scan.c (df_scan_set_bb_info): Remove assert.
2858 (df_insn_rescan_debug_internal): Merge asserts.
2859 (df_install_ref): Likewise.
2860 (df_mark_reg): Use bitmap_set_range.
2861 (df_hard_reg_used_p): Remove assert.
2862 (df_hard_reg_used_count): Likewise.
2864 2010-01-26 Richard Guenther <rguenther@suse.de>
2866 PR rtl-optimization/42685
2867 * web.c (web_main): Ignore DEBUG_INSNs.
2869 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2871 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2873 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2874 Fix types of fndecl and arglist parameters.
2876 2010-01-26 Richard Guenther <rguenther@suse.de>
2879 * tree-eh.c (unsplit_eh): Skip debug insns.
2881 2010-01-26 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/42250
2884 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2886 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2889 * omp-low.c (expand_omp_sections): Only use single_pred if
2890 l2_bb is single_pred_p.
2892 2010-01-25 Christian Bruel <christian.bruel@st.com>
2895 * config/sh/sh.c (find_barrier): Increase length for non delayed
2896 conditional branches.
2897 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2899 2010-01-24 David S. Miller <davem@davemloft.net>
2901 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2902 define if not using GAS.
2903 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2904 Likewise. Delete SECTION_MERGE code, which is only applicable
2907 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2910 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2911 mangling of va_list in system headers.
2913 2010-01-23 Toon Moene <toon@moene.org>
2915 * tree-predcom.c (combine_chains): Return NULL, not false.
2917 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2919 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2920 initialization of variable res to agree with return type.
2922 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2924 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2925 * tree-sra.c: Add include of expr.h.
2927 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2929 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2930 insert the debug stmt on the single non-EH edge from the stmt.
2932 2010-01-22 Richard Henderson <rth@redhat.com>
2935 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2936 the RHS until after generate_subtree_copies has insertted its
2937 code before the current statement.
2939 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2941 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2943 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2945 2010-01-21 Martin Jambor <mjambor@suse.cz>
2947 PR tree-optimization/42585
2948 * tree-sra.c (struct access): New field grp_total_scalarization.
2949 (dump_access): Dump the new field.
2950 (should_scalarize_away_bitmap): New variable.
2951 (cannot_scalarize_away_bitmap): Likewise.
2952 (sra_initialize): Allocate new bitmaps.
2953 (sra_deinitialize): Free new bitmaps.
2954 (create_access_1): New function.
2955 (create_access): Parts moved to create_access_1.
2956 (type_consists_of_records_p): New function.
2957 (completely_scalarize_record): Likewise.
2958 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2959 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2960 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2962 (analyze_all_variable_accesses): Completely scalarize small eligible
2965 2010-01-21 Martin Jambor <mjambor@suse.cz>
2967 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2969 2010-01-21 Andrew Haley <aph@redhat.com>
2971 * gcc.c (process_command): Move lang_specific_driver before
2972 setting cc_libexec_prefix.
2974 2010-01-21 Richard Guenther <rguenther@suse.de>
2977 * fold-const.c (negate_expr_p): Pretend only negative
2978 real constants are easily negatable.
2980 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2981 Jason Merrill <jason@redhat.com>
2983 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2984 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2985 * calls.c (initialize argument_information): Handle it.
2986 * c-common.c (handle_transparent_union_attribute): Use new name.
2987 * c-decl.c (finish_struct): Ditto.
2988 * c-typeck.c (type_lists_compatible_p): Ditto.
2989 (convert_for_assignment): Use new name and also handle record.
2990 * function.c (aggregate_value_p): Handle it.
2991 (pass_by_reference): Ditto.
2992 (assign_parm_data_types): Ditto.
2993 * print-tree.c (print_node): Ditto.
2994 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2995 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2996 * tree.c (first_field): New fn.
2998 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3001 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3002 even when linking statically, for now.
3004 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3007 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3008 without a cselib val.
3009 (count_uses): Accept MO_VAL_SET with no val on stores.
3010 (add_stores): Likewise.
3012 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3014 * var-tracking.c (check_value_val): Add a compile time assertion.
3015 (dv_is_decl_p): Simplify.
3016 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3017 gcc_assert if ENABLE_CHECKING.
3019 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3022 * var-tracking.c: Include tree-flow.h.
3023 (mem_dies_at_call): New.
3024 (dataflow_set_preserve_mem_locs): Use it.
3025 (dataflow_set_remove_mem_locs): Likewise.
3026 (dump_var): Renamed from dump_variable. Adjust all callers.
3027 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3028 * Makefile.in (var-tracking.o): Adjust deps.
3030 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3032 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3034 2010-01-20 Richard Guenther <rguenther@suse.de>
3036 PR tree-optimization/42717
3037 * tree-ssa-dce.c (get_live_post_dom): Remove.
3038 (forward_edge_to_pdom): Take an arbitrary edge to copy
3039 degenerate PHI args from.
3040 (remove_dead_stmt): Use the first post-dominator even if it
3041 does not contain live statements as redirection destination.
3043 2010-01-20 Richard Guenther <rguenther@suse.de>
3045 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3047 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3049 * sel-sched.c (create_speculation_check): Remove set but not used
3051 (try_transformation_cache): Remove set but not used variable ds.
3052 (calculate_privileged_insns): Remove set but not used variables
3053 cur_insn and min_spec_insn.
3054 (find_best_expr): Remove set but not used variable avail_n.
3055 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3057 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3059 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3060 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3063 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3066 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3067 cpu types. Add support for *-sse3 cpu types.
3068 (x86_64-*-*): Ditto.
3070 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3073 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3074 argument, call initializer_constant_valid_p_1 instead of
3075 initializer_constant_valid_p, pass CACHE to it, return NULL
3076 immediately if first call returns NULL.
3077 (initializer_constant_valid_p_1): New function.
3078 (initializer_constant_valid_p): Use it.
3080 2010-01-20 Thomas Quinot <quinot@adacore.com>
3082 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3084 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3086 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3087 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3088 (loc_list_from_tree): Don't handle unsigned division. Handle
3089 signed modulo using DW_OP_{over,over,div,mul,minus}.
3090 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3091 modulo instead of signed.
3093 2010-01-20 DJ Delorie <dj@redhat.com>
3095 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3097 (h8300_emit_stack_adjustment): Propogate it.
3099 (h8300_expand_prologue): Likewise.
3100 (h8300_expand_epilogue): Likewise.
3102 2010-01-19 Michael Matz <matz@suse.de>
3104 PR tree-optimization/41783
3105 * tree-data-ref.c (toplevel): Include flags.h.
3106 (dump_data_dependence_relation): Also dump the inputs if the
3107 result will be unknown.
3108 (split_constant_offset_1): Look through some conversions.
3109 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3110 the offset from last element is too large.
3111 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3112 (reassociate_to_the_same_stmt): Handle vector registers.
3113 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3115 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3116 wide_prolog_niters argument, emit widening instructions.
3117 (vect_do_peeling_for_alignment): Adjust caller, use widened
3118 variant of the iteration cound.
3119 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3121 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3124 * config/arm/neon-testgen.m (emit_automatics): New parameter
3125 features. Adjust for Fixed_return_reg feature.
3126 (test_intrinsic): Call emit_automatics with new feature.
3127 * config/arm/neon.ml: Update copyright years.
3128 (features): New Fixed_return_reg feature.
3129 (ops): Update feature for Vget_low.
3131 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3133 PR tree-optimization/42719
3134 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3138 * fwprop.c (all_uses_available_at): Return false if def_set dest
3139 is a REG that is used in def_insn.
3141 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3143 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3145 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3148 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3150 * target.h (struct gcc_target) <secondary_reload>: Change type
3151 of last argument to secondary_reload_info *.
3153 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3156 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3157 memory references with unaligned offsets. Remove CQImode handling.
3158 (unaligned_memory_operand): Return 1 for memory references with
3159 unaligned offsets. Remove CQImode handling.
3161 2010-01-18 Richard Guenther <rguenther@suse.de>
3164 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3167 2010-01-18 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/42781
3170 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3171 restrict processing only if the original variable was artificial.
3173 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3175 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3176 find number of popped argument bytes.
3178 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3179 Fix the text that describes the return value for invalid insns.
3181 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3183 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3184 Clarify what 'cost of the -dependence' is. Fix quoting.
3186 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3187 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3189 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3191 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3192 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3194 2010-01-17 Richard Guenther <rguenther@suse.de>
3197 * function.c (split_complex_args): Take a VEC to modify.
3198 (assign_parms_augmented_arg_list): Build a VEC instead of
3199 a chain of PARM_DECLs.
3200 (assign_parms_unsplit_complex): Take a VEC of arguments.
3201 Do not fixup unmodified parms.
3202 (assign_parms): Deal with the VEC.
3203 (gimplify_parameters): Likewise.
3205 2010-01-17 Richard Guenther <rguenther@suse.de>
3207 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3208 node existence check.
3209 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3210 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3211 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3212 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3213 (gimple_execute_on_growing_pred): Likewise.
3215 2010-01-17 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/42773
3218 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3219 (compute_antic_aux): Likewise.
3220 (compute_partial_antic_aux): Likewise.
3222 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3225 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3228 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3230 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3233 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3234 Fix markup for strict argument.
3236 (TARGET_SCHED_REORDER2): Fix argument types.
3238 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3239 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3241 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3242 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3244 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3247 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3248 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3249 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3250 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3251 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3253 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3255 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3257 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3258 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3260 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3262 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3265 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3267 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3268 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3270 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3272 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3274 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3275 referring to it. Fix language.
3277 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3279 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3281 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3283 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3285 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3286 '@var{stream}. Remove stray 'and'.
3288 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3290 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3292 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3294 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3295 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3297 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3298 Fix description of return value.
3299 Rename argument "sz" to "len."
3301 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3302 Clarify meaning of 'true' return value.
3304 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3306 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3307 rep_mode versus mode_rep.
3309 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3311 (TARGET_BUILTIN_DECL): Fix name.
3313 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3315 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3317 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3319 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3321 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3323 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3326 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3327 Rename argument tm_fn to md_fn.
3329 (TARGET_OPTION_PRINT): Fix argument list.
3331 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3334 * config/i386/i386.c (ix86_fixup_binary_operands):
3335 Revert FMA4 fixup of operands.
3337 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3340 * Makefile.in (write_entries_to_file, install-plugin):
3341 Use \012 instead of \n with tr.
3343 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3345 * configure.ac (HAVE_AS_REF): New C macro.
3346 * configure: Regenerate.
3347 * config.in: Likewise.
3348 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3350 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3353 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3355 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3357 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3359 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3361 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3363 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3365 (TARGET_BINDS_LOCAL_P): Fix argument type.
3367 (TARGET_ASM_FILE_END): Use prototype.
3369 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3371 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3373 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3375 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3377 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3378 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3380 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3381 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3383 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3384 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3385 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3386 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3388 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3390 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3392 (TARGET_INIT_BUILTINS): Use prototype.
3394 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3395 Put 'const char *' in braces. Fix parameter types.
3396 (TARGET_INVALID_CONVERSION): Fix parameter types.
3397 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3398 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3400 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3403 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3405 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3407 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3409 * doc/tm.texi (TARGET_HELP): Fix return type.
3411 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3412 in braces. Fix argument types.
3414 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3416 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3418 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3420 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3421 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3423 (TARGET_MANGLE_TYPE): Fix argument types.
3425 (TARGET_IRA_COVER_CLASSES): Use prototype.
3427 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3429 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3431 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3433 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3435 (TARGET_CALLEE_COPIES): Fix argument types.
3437 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3439 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3441 (TARGET_FUNCTION_VALUE): Fix argument types.
3443 (TARGET_RETURN_IN_MSB): Fix argument type.
3445 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3447 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3449 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3451 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3452 agree with return type.
3454 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3456 2010-01-15 Jing Yu <jingyu@google.com>
3458 PR rtl-optimization/42691
3459 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3460 a pseudo to a constant and are merged, and adjust comments.
3462 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3464 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3466 2010-01-15 Richard Guenther <rguenther@suse.de>
3469 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3470 labels of computed or non-local gotos to the destination.
3471 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3472 landing pad label is the first label.
3474 2010-01-15 Richard Guenther <rguenther@suse.de>
3476 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3478 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3481 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3482 to allow generation of the xssqrtdp instruction on power7.
3483 (sqrtdf2_fpr): Ditto.
3485 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3488 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3489 functions with noreturn attribute.
3492 * varasm.c (declare_weak): Add weak attribute to decl if it
3493 doesn't have one already.
3494 (assemble_external): Only add decls to weak_decls if they also
3495 have weak attribute.
3497 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3499 * var-tracking.c (var_reg_delete): Don't delete the association
3500 between REGs and values or one-part variables if the register
3503 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3506 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3507 because its first operand is a non-localized variable.
3509 2010-01-14 Martin Jambor <mjambor@suse.cz>
3511 PR tree-optimization/42706
3512 * tree-sra.c (encountered_recursive_call): New variable.
3513 (encountered_unchangable_recursive_call): Likewise.
3514 (sra_initialize): Initialize both new variables.
3515 (callsite_has_enough_arguments_p): New function.
3516 (scan_function): Call decl and flags check only for IPA-SRA, check
3517 whether there is a recursive call and whether it has enough arguments.
3518 (all_callers_have_enough_arguments_p): New function.
3519 (convert_callers): Look for recursive calls only when
3520 encountered_recursive_call is set.
3521 (ipa_early_sra): Bail out either if
3522 !all_callers_have_enough_arguments_p or
3523 encountered_unchangable_recursive_call.
3525 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3527 * sel-sched.c: Add 2010 to copyright years.
3528 * sel-sched-ir.c: Likewise.
3529 * sel-sched-ir.h: Likewise.
3531 2010-01-14 Martin Jambor <mjambor@suse.cz>
3533 PR tree-optimization/42714
3534 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3535 constructors specially.
3537 2010-01-14 Andi Kleen <ak@linux.intel.com>
3539 * config/i386/drivers-i386.c (detect_caches_intel):
3540 Add l2sizekb parameter and fill in.
3541 (host_detect_local_cpu): Add l2sizekb, fill in.
3542 Add Atom small cache heuristic.
3544 2010-01-14 Andi Kleen <ak@linux.intel.com>
3546 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3547 Add level3 parameter and fill in.
3548 (detect_caches_intel): Handle level3 cache.
3550 2010-01-14 Andi Kleen <ak@linux.intel.com>
3552 * config/i386/drivers-i386.c (host_detect_local_cpu):
3553 Fix core duo detection.
3555 2010-01-14 Andi Kleen <ak@linux.intel.com>
3557 * config/i386/drivers-i386.c (host_detect_local_cpu):
3560 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3562 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3563 (rs6000_variable_issue_1): this. Use...
3564 (rs6000_variable_issue): here. Reimplement. Print debug info.
3566 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3568 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3569 sel_restore_notes. Update all callers. Call reemit_notes
3572 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3574 PR rtl-optimization/42246
3575 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3578 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3580 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3581 all successors is the same as number of successors in current region.
3583 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3585 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3586 to rename is not separable. Otherwise check that its LHS is not NULL.
3588 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3590 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3592 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3594 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3595 available registers when failed to discover LHS register class.
3596 Fix indentation. Update comment.
3598 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3599 Alexander Monakov <amonakov@ispras.ru>
3601 PR rtl-optimization/42389
3602 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3604 (advance_state_on_fence): Likewise.
3605 (sel_target_adjust_priority): Print debug output only when
3606 sched_verbose >= 4, not 2.
3607 (get_expr_cost): Do not issue all unique insns on the next cycle.
3608 (fill_insns): Initialize can_issue_more from the value saved
3610 * sel-sched-ir.c (flist_add): New parameter issue_more.
3611 Init FENCE_ISSUE_MORE with it.
3612 (merge_fences): Likewise.
3613 (init_fences): Update call to flist_add.
3614 (add_to_fences, add_clean_fence_to_fences)
3615 (add_dirty_fence_to_fences): Likewise.
3616 (move_fence_to_fences): Update call to merge_fences.
3617 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3619 * sel-sched-ir.h (struct _fence): New field issue_more.
3620 (FENCE_ISSUE_MORE): New accessor macro.
3622 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3624 PR rtl-optimization/42388
3625 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3626 that have no predecessors nor successors. Do not call move_bb_info
3627 for empty blocks outside of current region.
3629 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3631 PR rtl-optimization/42294
3632 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3633 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3634 originators' originators.
3636 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3638 PR rtl-optimization/39453
3639 PR rtl-optimization/42246
3640 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3642 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3644 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3645 Alexander Monakov <amonakov@ispras.ru>
3648 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3649 (maybe_tidy_empty_bb): ... here. Make static. Add new
3650 argument. Update all callers.
3651 (tidy_control_flow): ... and here. Recompute topological order
3652 of basic blocks in region if necessary.
3653 (sel_redirect_edge_and_branch): Change return type. Return true
3654 if topological order might have been invalidated.
3655 (purge_empty_blocks): Export and move from...
3656 * sel-sched.c (purge_empty_blocks): ... here.
3657 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3658 (maybe_tidy_empty_bb): Delete prototype.
3659 (purge_empty_blocks): Declare.
3661 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3663 PR rtl-optimization/42249
3664 * sel-sched.c (try_replace_dest_reg): When chosen register
3665 and original register is the same, do not bail out early, but
3666 still check all original insns for validity of replacing destination
3667 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3670 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3673 Port from no-undefined-overflow branch:
3674 2009-03-09 Richard Guenther <rguenther@suse.de>
3676 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3678 2010-01-14 Richard Guenther <rguenther@suse.de>
3681 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3683 2010-01-14 Ira Rosen <irar@il.ibm.com>
3685 PR tree-optimization/42709
3686 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3687 as scalar type in creation of constant vector operand.
3689 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3692 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3693 (check-parallel-%): Match `testsuite' directory component only
3696 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3698 PR translation/39521
3699 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3702 2010-01-13 Richard Guenther <rguenther@suse.de>
3704 PR tree-optimization/42730
3705 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3708 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3711 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3712 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3715 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3717 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3718 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3719 ___umulsi3_highpart.
3721 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3722 rather than schedule_insns if the pass is enabled.
3724 2010-01-13 Martin Jambor <mjambor@suse.cz>
3726 PR tree-optimization/42704
3727 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3730 2010-01-13 Martin Jambor <mjambor@suse.cz>
3732 PR tree-optimization/42703
3733 * tree-sra.c (analyze_access_subtree): Check that we can build a
3734 reference to the original data within the aggregate.
3736 2010-01-13 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/42705
3739 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3741 2010-01-13 Richard Guenther <rguenther@suse.de>
3744 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3746 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3749 * var-tracking.c (values_to_unmark): New variable.
3750 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3751 values_to_unmark vector. Moved body to...
3752 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3753 instead queue it into values_to_unmark vector.
3754 (vt_find_locations): Free values_to_unmark vector.
3756 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3758 * config/s390/s390.c (override_options): Set
3759 default of max-pending-list-length to 256
3761 2010-01-13 Richard Guenther <rguenther@suse.de>
3764 * tree-pass.h (PROP_gimple_lcx): New.
3765 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3766 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3767 before the final cleanup_eh.
3768 (dump_properties): Dump PROP_gimple_lcx.
3769 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3770 (tree_lower_complex_O0): Remove.
3771 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3772 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3773 tree_lower_complex, schedule TODO_update_ssa.
3774 * lto-streamer-out.c (output_function): Stream the functions
3776 * lto-streamer-in.c (input_function): Likewise.
3777 (lto_read_body): Do not override them here.
3779 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3782 * c-typeck.c (build_c_cast): Fold value cast to union type before
3783 wrapping it in a CONSTRUCTOR.
3785 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3787 PR rtl-optimization/42699
3788 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3791 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3793 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3794 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3795 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3796 SUBTARGET_WARN_UNUSED_SPEC): ... here
3797 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3799 2010-01-12 Julian Brown <julian@codesourcery.com>
3801 * config/arm/neon-schedgen.ml (Utils): Don't try to
3802 open missing module.
3803 (find_with_result): New.
3805 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3808 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3809 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3811 PR tree-optimization/42645
3812 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3813 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3814 decl_map, set processing_debug_stmt to -1 and return name without
3817 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3819 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3820 binutils version, and reword target configuration description.
3822 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3824 * config/avr/avr.h (LINKER_NAME): Remove.
3826 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3829 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3830 that support VSX, warn for -mno-altivec if vsx is not disabled,
3833 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3834 Shujing Zhao <pearly.zhao@oracle.com>
3836 PR translation/42469
3837 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3838 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3839 character between option name and help text.
3840 * c.opt (imultilib): Likewise.
3842 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3844 * lto-streamer-out.c (output_unreferenced_globals): Output static
3847 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3849 PR rtl-optimization/42621
3850 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3851 optimizing for size.
3852 (duplicate_computed_gotos): Remove now-redundant check.
3854 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3857 * configure.ac: Save and restore LDFLAGS and LIBS
3858 * configure: Regenerate.
3860 2010-01-10 Richard Guenther <rguenther@suse.de>
3863 * builtins.c (fold_builtin_strlen): Add type argument and
3864 convert the resulting length to it.
3865 (fold_builtin_1): Adjust.
3867 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3869 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3870 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3872 (num_insns_constant_wide): Adjust for that change.
3874 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3877 * web.c (union_defs): Add used argument, to combine uses of
3879 (entry_register): Adjust type and tests of used argument.
3880 (web_main): Widen used for new use. Pass it to union_defs.
3881 * df.h (union_defs): Adjust prototype.
3883 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3886 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3887 uses in new incoming argument. Free body.
3888 (reset_debug_uses_in_loop): New.
3889 (analyze_insn_to_expand_var): Call the latter if the former found
3890 anything. Fix whitespace. Reject invalid dest overlaps before
3891 going through all insns in the loop.
3893 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3896 * haifa-sched.c (dying_use_p): Debug insns don't count.
3898 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3901 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3902 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3903 (verify_gimple_call): Reject LHS in noreturn calls.
3905 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3909 * tree-vect-loop-manip.c (adjust_info): New type.
3910 (adjust_vec): New pointer to vector.
3911 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3912 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3913 (slpeel_update_phis_for_duplicate_loop): Use them.
3914 (slpeel_update_phi_nodes_for_guard1): Likewise.
3915 (slpeel_update_phi_nodes_for_guard2): Likewise.
3916 (slpeel_tree_peel_loop_to_edge): Likewise.
3917 (vect_update_ivs_after_vectorizer): Likewise.
3919 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3921 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3922 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3924 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3926 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3927 bogus uninitialized warning.
3929 2010-01-09 Richard Guenther <rguenther@suse.de>
3932 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3933 the evolution is compatible with the initial condition.
3935 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3937 * gcc.c (process_command): Update copyright notice dates.
3938 * gcov.c (print_version): Likewise.
3939 * gcov-dump.c (print_version): Likewise.
3940 * mips-tfile.c (main): Likewise.
3941 * mips-tdump.c (main): Likewise.
3943 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3946 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3948 (rotlhi3_8): Delete.
3950 (rotlsi3_8): Delete.
3951 (rotlsi3_16): Delete.
3952 (rotlsi3_24): Delete.
3954 (*rotw<mode>3): New.
3955 (*rotb<mode>3): New.
3956 * config/avr/avr.c (avr_rotate_bytes): New function.
3957 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3959 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3962 * configure.ac: Modify -rdynamic check.
3963 * configure: Regenerate.
3965 2010-01-08 DJ Delorie <dj@redhat.com>
3967 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3968 register popping order.
3970 2010-01-08 Richard Guenther <rguenther@suse.de>
3973 * c.opt (fsigned-char): Also let LTO handle this option.
3974 (funsigned-char): Likewise.
3976 2010-01-07 Richard Guenther <rguenther@suse.de>
3978 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3979 (gimple_op): Likewise.
3980 (gimple_op_ptr): Likewise.
3981 (gimple_assign_set_lhs): Remove gcc_assert.
3982 (gimple_assign_set_rhs1): Likewise.
3983 (gimple_assign_set_rhs2): Likewise.
3984 (gimple_call_set_lhs): Likewise.
3985 (gimple_call_set_fn): Likewise.
3986 (gimple_call_set_fndecl): Likewise.
3987 (gimple_call_fndecl): Likewise.
3988 (gimple_call_return_type): Likewise.
3989 (gimple_call_set_chain): Likewise.
3990 (gimple_call_num_args): Likewise.
3991 (gimple_call_set_arg): Likewise.
3992 (gimple_cond_set_code): Likewise.
3993 (gimple_cond_set_lhs): Likewise.
3994 (gimple_cond_set_rhs): Likewise.
3995 (gimple_cond_set_true_label): Likewise.
3996 (gimple_cond_set_false_label): Likewise.
3997 (gimple_label_set_label): Likewise.
3998 (gimple_goto_set_dest): Likewise.
3999 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4000 (gimple_debug_bind_get_value): Likewise.
4001 (gimple_debug_bind_get_value_ptr): Likewise.
4002 (gimple_debug_bind_set_var): Likewise.
4003 (gimple_debug_bind_set_value): Likewise.
4004 (gimple_debug_bind_reset_value): Likewise.
4005 (gimple_debug_bind_has_value_p): Likewise.
4006 (gimple_return_retval_ptr): Remove gcc_assert.
4007 (gimple_return_retval): Likewise.
4008 (gimple_return_set_retval): Likewise.
4009 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4010 (safe_referenced_var_iterator): Remove.
4011 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4012 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4013 (fill_referenced_var_vec): Remove.
4014 (first_readonly_imm_use): Remove redundant gcc_assert.
4015 (phi_arg_index_from_use): Combine gcc_asserts.
4016 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4017 (first_imm_use_stmt): Remove redundant gcc_assert.
4018 * tree-cfg.c (verify_gimple_call): Verify function and chain
4019 operands. Verify arguments.
4020 (verify_types_in_gimple_stmt): Verify condition code and labels.
4022 2010-01-07 Richard Guenther <rguenther@suse.de>
4024 PR tree-optimization/42641
4025 * sese.c (rename_map_elt_info): Use the SSA name version, do
4028 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4030 PR tree-optimization/42625
4031 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4032 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4034 2010-01-07 Duncan Sands <baldrick@free.fr>
4036 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4038 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4041 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4042 note itself is not function_invariant_p.
4044 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4046 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4047 Do not add the DF_NOTE problem.
4048 * store-motion.c (execute_rtl_store_motion): Likewise.
4050 2010-01-07 Martin Jambor <mjambor@suse.cz>
4052 PR tree-optimization/42157
4053 * tree-sra.c (compare_access_positions): Stabilize sort if both
4054 accesses have integer types, return zero immediately if they are the
4057 2010-01-06 Richard Henderson <rth@redhat.com>
4060 * haifa-sched.c (add_to_note_list): Merge into ...
4061 (concat_note_lists): ... here, and ...
4062 (unlink_other_notes, rm_other_notes): Merge into...
4063 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4064 NOTE_INSN_EPILOGUE_BEG.
4066 2010-01-06 Richard Guenther <rguenther@suse.de>
4068 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4069 not inline regular functions into always-inline functions.
4071 2010-01-06 Nick Clifton <nickc@redhat.com>
4073 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4074 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4076 (OVERRIDE_OPTIONS): Delete.
4077 (OPTIMIZATION_OPTIONS): Define.
4078 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4079 * config/rx/rx.c (rx_handle_option): Issue an error message if
4080 -mcpu=rx200 and -fpu are used together.
4081 (rx_set_optimization_options): New function. Issue an error
4082 message if an optimization attribute attempts to reset the FPU/
4083 math optimization pairing.
4084 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4085 * config/rx/rx.opt: Set the default to 32-bit doubles.
4086 * config/rx/t-rx: Add multilibs for -nofpu option.
4087 * doc/invoke.texi: Update documentation of RX options.
4089 2010-01-06 Richard Guenther <rguenther@suse.de>
4091 * tree-ssa-pre.c (name_to_id): New global.
4092 (alloc_expression_id): Simplify SSA name handling.
4093 (lookup_expression_id): Likewise.
4094 (init_pre): Zero name_to_id.
4095 (fini_pre): Free it.
4097 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4099 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4101 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4104 * config/i386/sse.md (smaxv2di3): New.
4105 (umaxv2di3): Likewise.
4106 (sminv2di3): Likewise.
4107 (uminv2di3): Likewise.
4109 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4112 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4113 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4114 (legitimize_tls_address): Likewise.
4115 (sparc_tls_referenced_p): Likewise.
4116 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4117 and adjust calls to legitimize_pic_address.
4118 (legitimate_constant_p) Use sparc_tls_referenced_p.
4119 (legitimate_pic_operand_p): Likewise.
4120 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4121 (sparc_tls_symbol_ref_1): Delete.
4122 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4123 (legitimize_tls_address): Make static, handle CONST patterns.
4124 (legitimize_pic_address): Make static, remove unused parameter and
4125 adjust recursive calls.
4126 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4127 and adjust call to legitimize_pic_address.
4128 (sparc_output_mi_thunk): Likewise.
4130 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4131 H.J. Lu <hongjiu.lu@intel.com>
4134 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4135 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4136 operands to make them signed.
4139 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4142 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4143 GTU to GT for V4SI and V2DI.
4145 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4146 (umin<mode>3): Removed.
4148 (uminv4si3): Likewise.
4150 2010-01-05 Martin Jambor <mjambor@suse.cz>
4152 PR tree-optimization/42462
4153 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4154 current_function_decl to helper functions and macros.
4156 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4159 * flags.h: Don't include real.h.
4160 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4161 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4162 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4163 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4164 * dominance.c: Update copyright.
4165 * gimple.c (walk_gimple_op): Remove inline.
4166 * tree-ssa-reassoc.c: Include real.h.
4167 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4168 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4170 2010-01-05 Nick Clifton <nickc@redhat.com>
4172 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4173 register to push into the stack frame when the accumulator has to
4174 be saved during interrupts.
4176 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4178 * doc/invoke.texi: Remove the documentation about option
4180 * common.opt (Wunreachable-code): Preserved for backward
4182 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4183 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4184 the backward compatibility flag section.
4186 2010-01-05 Richard Guenther <rguenther@suse.de>
4188 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4190 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4193 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4195 PR tree-optimization/42508
4196 * tree-sra.c (convert_callers): Check for recursive call
4197 by comparing cgraph nodes instead of decls.
4198 (modify_function): Call ipa_modify_formal_parameters also
4199 on all same_body aliases.
4201 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4202 cgraph nodes when checking for same_body aliases.
4204 2010-01-05 Richard Guenther <rguenther@suse.de>
4206 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4207 allocation and lookup.
4208 (get_or_alloc_expr_for_constant): Likewise.
4209 (phi_translate): Sink allocation.
4211 2010-01-04 Richard Guenther <rguenther@suse.de>
4213 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4214 a new entry only if needed.
4215 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4216 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4218 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4220 (phi_translate): Handle CONSTANTs early.
4222 2010-01-04 Martin Jambor <mjambor@suse.cz>
4224 PR tree-optimization/42398
4225 * tree-sra.c (struct access): Removed flag grp_different_types.
4226 (dump_access): Do not dump the removed flag.
4227 (sort_and_splice_var_accesses): Do not set the removed flag.
4228 (sra_modify_expr): Check for type compatibility directly.
4230 2010-01-04 Martin Jambor <mjambor@suse.cz>
4232 PR tree-optimization/42366
4233 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4234 edges with variable number of parameters.
4235 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4236 flag instead of asserting it.
4237 (ipa_read_node_info): Read uses_analysis_done flag.
4239 2010-01-04 Richard Guenther <rguenther@suse.de>
4241 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4242 iterative_hash_* as intended.
4243 (vn_reference_compute_hash): Likewise. Simplify hashing
4245 (vn_reference_lookup_2): Likewise.
4246 (vn_nary_op_compute_hash): Likewise.
4247 (vn_phi_compute_hash): Likewise.
4248 (expressions_equal_p): Remove strange code.
4249 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4250 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4251 (bitmap_insert_into_set_1): Take value-id as parameter.
4252 (add_to_value): Pass it.
4253 (bitmap_insert_into_set): Likewise.
4254 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4256 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4259 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4260 (do_self_spec): For switches with SWITCH_IGNORE set set also
4261 SWITCH_IGNORE_PERMANENTLY.
4262 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4265 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4267 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4268 tree of an unreferenced global var.
4270 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4273 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4274 GTU to GT for V4SI and V2DI.
4276 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4277 (umin<mode>3): Removed.
4279 (uminv4si3): Likewise.
4281 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4284 * collect2.c (main): Turn on trace in collect2 if -v is passed
4287 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4289 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4290 description of expression operand.
4292 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4294 * configure.ac: Add install-html to target_list for Make-hooks.
4295 * configure: Regenerate.
4296 * fortran/Make-lang.in (F95_HTMLFILES): New.
4297 (fortran.html): Use it.
4298 (fortran.install-html): New.
4299 * Makefile.in (install-html): Add lang.install-html.
4300 * java/Make-lang.in (JAVA_HTMLFILES): New.
4301 (java.html): Use it.
4302 (java.install-html): New.
4303 * objc/Make-lang.in (objc.install-html): New.
4304 * objcp/Make-lang.in (obj-c++.install-html): New.
4305 * cp/Make-lang.in (c++.install-html): New.
4306 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4307 * lto/Make-lang.in (lto.install-html): New.
4309 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4312 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4314 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4316 PR rtl-optimization/41862
4317 * store-motion.c (store_killed_in_insn, compute_store_table,
4318 remove_reachable_equiv_notes, replace_store_insn,
4319 build_store_vectors): Ignore all DEBUG_INSNs.
4321 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4324 * common.opt: Add dumpdir.
4326 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4328 (option_map): Add --dumpdir.
4330 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4332 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4334 * opts.c (decode_options): Try dump_dir_name first if
4335 dump_base_name isn't an absolute path.
4336 (common_handle_option): Handle OPT_dumpdir.
4338 * toplev.c (dump_dir_name): New.
4339 (print_switch_values): Also ignore -dumpdir.
4341 * toplev.h (dump_dir_name): New.
4343 2010-01-03 Richard Guenther <rguenther@suse.de>
4345 PR tree-optimization/42589
4346 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4347 double-word expansion of bswap32.
4349 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4351 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4352 with BLOCK_FOR_INSN.
4353 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4354 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4355 noce_process_if_block): Likewise.
4356 * gcse.c (compute_local_properties, insert_expr_in_table,
4357 insert_set_in_table, canon_list_insert, find_avail_set,
4358 pre_insert_copy_insn): Likewise.
4360 * basic-block.h (BLOCK_NUM): Move from here...
4361 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4363 2010-01-03 Richard Guenther <rguenther@suse.de>
4365 PR tree-optimization/42438
4366 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4367 contains_may_not_return_call flag.
4368 (BB_MAY_NOTRETURN): New.
4369 (valid_in_sets): Trapping nary operations are not valid
4370 in blocks that may not return.
4371 (insert_into_preds_of_block): Remove check for trapping expressions.
4372 (compute_avail): Compute also BB_MAY_NOTRETURN.
4374 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4376 * doc/invoke.texi: Add 2010 to copyright years.
4378 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4380 * config/sparc/sparc.c: Fix formatting nits.
4382 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4383 Alexander Monakov <amonakov@ispras.ru>
4385 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4387 2010-01-02 Richard Guenther <rguenther@suse.de>
4390 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4391 (simplify_switch_using_ranges): Mark to be removed edges
4394 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4396 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4398 * collect2.c (scan_libraries): Add missing argument in call to
4401 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4404 * config/alpha/predicates.md (aligned_memory_operand): Return false
4406 (unaligned_memory_operand): Return true for CQImode.
4407 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4408 doesn not cross aligned SImode word boundary.
4410 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4412 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4414 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4415 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4417 2010-01-02 Richard Guenther <rguenther@suse.de>
4420 * toplev.c (compile_file): Emit LTO marker properly. Change
4422 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4424 2010-01-01 Richard Guenther <rguenther@suse.de>
4427 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4429 2010-01-01 Richard Guenther <rguenther@suse.de>
4432 * c-decl.c (grokdeclarator): For zero-size arrays force
4433 structural equality checks as layout_type does.
4435 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4437 * builtins.c: Update copyright to 2010.
4439 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4442 * lto-streamer-out.c (produce_asm): Revert the last change.
4443 (copy_function): Likewise.
4445 * lto-streamer.c (lto_get_section_name): Skip any leading
4448 2010-01-01 Richard Guenther <rguenther@suse.de>
4451 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4455 Copyright (C) 2010 Free Software Foundation, Inc.
4457 Copying and distribution of this file, with or without modification,
4458 are permitted in any medium without royalty provided the copyright
4459 notice and this notice are preserved.