1 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7 Include ___unordxf2 and ___unordtf2.
8 * config/i386/libgcc-glibc.ver: Do not define inheritance from
11 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
13 * config/lm32/t-lm32: New file.
14 * config.gcc: Use the above file when targetting lm32.
16 2010-03-28 Duncan Sands <baldrick@free.fr>
18 * Makefile.in (PLUGIN_HEADERS): Add except.h.
20 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
23 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
24 Improve vectorization cost model diagnostic.
26 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
29 * tree-vect-data-refs.c (vect_analyze_data_refs): When
30 compute_data_dependences_for_loop returns false, early exit
31 and output an extra diagnostic for the failed data reference
34 2010-03-29 Richard Guenther <rguenther@suse.de>
36 PR tree-optimization/43560
37 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
39 (can_sm_ref_p): Treat stores to readonly locations as
42 2010-03-29 Jie Zhang <jie@codesourcery.com>
45 * toplev.c (process_options): Set optimization_default_node
46 and optimization_current_node.
47 * opts.c (decode_options): Don't set optimization_default_node
48 and optimization_current_node.
50 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
52 * config/rtems.h: Abandon -qrtems_debug.
54 2010-03-28 Jan Hubicka <jh@suse.cz>
56 PR tree-optimization/43505
57 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
58 map should not be copied.
60 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
63 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
64 cdtors, set DECL_PRESERVE_P.
65 * ipa.c (cgraph_externally_visible_p): Return true if declaration
68 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
70 PR tree-optimization/43528
71 * stor-layout.c (place_field): Check that constant fits into
72 unsigned HWI when skipping calculation of MS bitfield layout.
74 2010-03-27 Jan Hubicka <jh@suse.cz>
77 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
78 notice_global_symbol work.
80 2010-03-27 Jakub Jelinek <jakub@redhat.com>
82 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
83 instead of dwarf2out_decl.
84 (struct var_loc_node): Remove section_label field.
85 (dwarf2out_function_decl): New function.
86 (dwarf2out_var_location): Don't set section_label field.
87 (dwarf2out_begin_function): Don't empty decl_loc_table here.
89 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
91 PR tree-optimization/43544
92 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
93 First argument for builtin vectorized function hook is now a
94 tree to be able to distinguish between machine specific and
96 * targhooks.c (default_builtin_vectorized_function): Ditto.
97 * targhooks.h (default_builtin_vectorized_function): Ditto.
98 * target.h (struct gcc_target): Ditto.
99 * tree-vect-stmts.c (vectorizable_function): Ditto.
100 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
101 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
104 2010-03-26 Joseph Myers <joseph@codesourcery.com>
107 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
108 nested binding iff it is a FUNCTION_DECL.
109 (store_parm_decls_newstyle): Pass nested=true to bind for
110 FUNCTION_DECLs amongst parameters.
112 2010-03-26 Jakub Jelinek <jakub@redhat.com>
114 * var-tracking.c (vt_expand_loc_callback): Don't run
115 cselib_expand_value_rtx_cb in dummy mode if
116 cselib_dummy_expand_value_rtx_cb returned false.
118 * var-tracking.c (emit_note_insn_var_location): For one part
119 notes with offset 0, don't add EXPR_LIST around the location.
120 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
121 add_location_or_const_value_attribute): Adjust for that change.
124 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
125 into first operand and location into second.
126 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
127 dw_cfi_oprnd_loc for DW_CFA_expression.
128 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
129 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
130 assume first argument is regnum and second argument is location.
132 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
135 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
136 of scratch register to DImode. Split to DImode comparison operator.
137 Use SImode subreg of scratch register in the multiplication.
138 (*cmp_sadd_sidi): Ditto.
139 (*cmp_ssub_si): Ditto.
140 (*cmp_ssub_sidi): Ditto.
142 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
145 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
146 Remove invalid assert and wrong comment.
148 2010-03-26 Jakub Jelinek <jakub@redhat.com>
151 * flags.h (final_insns_dump_p): New extern.
152 * final.c (final_insns_dump_p): New variable.
153 (rest_of_clean_state): Set it before -fdump-final-insns=
154 dumping, clear afterwards.
155 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
156 MEM_ALIAS_SET on MEMs.
158 2010-03-26 David S. Miller <davem@davemloft.net>
160 * configure.ac: Fix sparc GOTDATA_OP bug check.
161 * configure: Rebuild.
163 2010-03-26 Alan Modra <amodra@gmail.com>
165 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
167 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
169 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
170 TLS_SECTION_ASM_FLAG.
172 2010-03-25 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
176 Clear first_function_block_is_cold.
179 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
180 argument if the argument is truth_value_p.
182 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
184 * config/rs6000/constraints.md: Update copyright year for my changes.
187 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
188 used in reg+reg addressing, swap registers.
190 2010-03-24 Jakub Jelinek <jakub@redhat.com>
193 * target.h (struct gcc_target): Add code_end hook.
194 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
196 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
197 * toplev.c (compile_file): Call targetm.asm_out.code_end
198 hook before unwind info/debug info output.
199 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
200 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
201 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
202 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
203 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
204 * config/i386/i386.c (ix86_file_end): Renamed to...
205 (ix86_code_end): ... this. Make static. Don't call
206 file_end_indicate_exec_stack. Emit unwind info using
207 final_start_function/final_end_function.
208 (darwin_x86_file_end): Remove.
209 (TARGET_ASM_CODE_END): Define.
210 * config/i386/i386.h (TARGET_ASM_FILE_END,
211 NEED_INDICATE_EXEC_STACK): Don't define.
212 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
213 (TARGET_ASM_FILE_END): Define to darwin_file_end.
214 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
215 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
218 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
219 at the beginning and final_end_function at the end.
220 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
222 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
224 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
225 and Sun as TLS syntax.
226 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
227 * configure: Regenerate.
228 * config.in: Regenerate.
229 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
230 (default_elf_asm_named_section): Use it.
231 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
232 (i386_output_dwarf_dtprel): Likewise.
233 (output_addr_const_extra): Likewise.
234 (output_pic_addr_const): Lowercase @GOTTPOFF.
235 (output_addr_const_extra): Likewise.
236 (output_pic_addr_const): Lowercase @GOTNTPOFF.
237 (output_addr_const_extra): Likewise.
238 (output_pic_addr_const): Lowercase @INDNTPOFF.
239 (output_addr_const_extra): Likewise.
240 (output_pic_addr_const): Lowercase @NTPOFF.
241 (output_addr_const_extra): Likewise.
242 (output_pic_addr_const): Lowercase @TPOFF.
243 (output_addr_const_extra): Likewise.
244 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
245 (*tls_global_dynamic_64): Likewise.
246 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
247 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
249 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
250 (ASM_OUTPUT_TLS_COMMON): Use it.
251 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
254 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
255 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
256 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
257 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
258 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
259 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
261 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
263 * config/i386/i386.c (override_options): Don't accept
264 -mtls-dialect=sun any longer.
265 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
266 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
267 (*tls_local_dynamic_base_32_sun): Likewise.
268 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
270 2010-03-24 Jakub Jelinek <jakub@redhat.com>
273 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
274 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
277 * ira.c (adjust_cleared_regs): New function.
278 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
282 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
284 * expr.c (expand_expr_real): Restore previous
285 curr_insn_source_location and curr_insn_block after
286 expand_expr_real_1 call.
287 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
288 instead of expand_expr_real_1.
290 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
292 PR rtl-optimization/43413
293 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
296 2010-03-22 James E. Wilson <wilson@codesourcery.com>
299 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
300 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
302 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
304 * config/i386/i386.c (ix86_target_string): Add -mfma.
305 Fix a typo in comment.
307 2010-03-22 Mike Stump <mikestump@comcast.net>
310 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
311 Don't overly align based upon packed packed fields.
313 2010-03-22 Jason Merrill <jason@redhat.com>
315 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
316 Use () rather than [], and move before the element type.
318 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * doc/configfiles.texi (Configuration Files): Removed
321 fixinc/Makefile*, intl/Makefile.*.
322 * doc/makefile.texi: Fixed markup. Abstract from version
324 (Makefile): Removed obsolete gcc/java/parse.y example.
325 * doc/sourcebuild.texi: Likewise.
326 (Top Level): Added config, gnattools, libdecnumber, libgcc,
327 libgomp, libssp. Removed fastjar.
328 (Miscellaneous Docs): Clarify location.
329 Added COPYING3, COPYING3.LIB.
330 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
332 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
335 * config/i386/i386.c (x86_function_profiler)
336 [!NO_PROFILE_COUNTERS]: Fix typo.
337 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
340 2010-03-22 Janis Johnson <janis187@us.ibm.com>
341 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
343 * doc/sourcebuild.texi (Test Directives): Split into six
344 subsections, with most of the current text in new subsections
345 Directives, Selectors, and Final Actions.
346 (Directives): Split list of test directives into multiple
348 (Selectors): Describe use and syntax of selectors.
349 (Effective-Target Keywords): Describe all existing keywords.
350 (Add Options): Describe features for dg-add-options.
351 (Require Support): Describe variants of dg-require-support.
352 (Final Actions): Describe commands to use in dg-final.
354 2010-03-22 Michael Matz <matz@suse.de>
357 * recog.c (validate_replace_rtx_group): Replace also in
358 REG_EQUAL and REG_EQUIV notes.
360 2010-03-22 Richard Guenther <rguenther@suse.de>
362 PR tree-optimization/43390
363 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
364 sure vector extracts are type correct.
366 2010-03-22 Richard Guenther <rguenther@suse.de>
369 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
370 x * sqrt (x) even when optimizing for size if the target
371 has native support for sqrt.
373 2010-03-22 Jakub Jelinek <jakub@redhat.com>
375 * varasm.c (make_decl_rtl_for_debug): Also clear
376 flag_mudflap for the duration of make_decl_rtl call.
379 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
380 locs from preserved VALUEs.
382 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
385 * pa.md (movmemsi): Set align to one if zero.
386 (movmemdi): Likewise.
388 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
391 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
392 with their corresponding prologue pushes.
394 2010-03-20 Andrew Pinski <pinskia@gmail.com>
397 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
398 at the begining or end.
399 (spu_expand_epilogue): Likewise.
401 2010-03-20 Richard Guenther <rguenther@suse.de>
403 PR rtl-optimization/43438
404 * combine.c (make_extraction): Properly zero-/sign-extend an
405 extraction of the low part of a CONST_INT. Also handle
408 2010-03-19 Mike Stump <mikestump@comcast.net>
410 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
411 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
412 (override_options): Use SUBTARGET32_DEFAULT_CPU.
414 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
417 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
420 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
422 PR rtl-optimization/42258
423 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
424 use that may match DEF.
427 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
428 the cost of loading the constant rather than assuming
430 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
431 outer code is AND, do the same tests as the andsi3 expander and
432 return COSTS_N_INSNS (1) if and is cheap.
434 * optabs.c (avoid_expensive_constant): Fix formatting.
436 2010-03-19 Michael Matz <matz@suse.de>
439 * attribs.c (decl_attributes): When rebuilding a function pointer
440 type use the same qualifiers as the original pointer type.
442 2010-03-19 Martin Jambor <mjambor@suse.cz>
444 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
445 and is_gimple_ip_invariant_address.
447 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
450 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
452 * config/arm/arm.c (arm_override_options): Turn off
453 flag_dwarf2_cfi_asm for AAPCS variants.
455 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
458 * config/arm/arm.c (emit_multi_reg_push): Update comments.
459 Use PRE_MODIFY instead of PRE_DEC.
460 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
461 (vfp_emit_fstmd): Likewise.
463 2010-03-19 Michael Matz <matz@suse.de>
466 * builtins.c (expand_builtin_interclass_mathfn,
467 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
470 2010-03-19 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/43415
473 * tree-ssa-pre.c (phi_translate): Split out worker to ...
474 (phi_translate_1): ... this.
475 (phi_translate): Move all caching here. Cache all NARY
476 and REFERENCE translations.
478 2010-03-19 David S. Miller <davem@davemloft.net>
480 With help from Eric Botcazou.
481 * config/sparc/sparc.c: Include dwarf2out.h.
482 (emit_pic_helper): Delete.
483 (pic_helper_symbol_name): Delete.
484 (pic_helper_emitted_p): Delete.
485 (pic_helper_needed): New.
486 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
487 (get_pc_thunk_name): New.
488 (load_pic_register): Remove 'delay_pic_helper' arg. Use
489 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
490 Set pic_helper_needed to true. Don't call emit_pic_helper.
491 (sparc_expand_prologue): Update load_pic_register call.
492 (sparc_output_mi_thunk): Likewise.
493 (sparc_file_end): Emit a hidden comdat symbol for the PIC
494 thunk if possible. Output CFI information as needed.
496 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
497 Jack Howarth <howarth@bromo.med.uc.edu>
500 * config/i386/i386.h: Fix ABI on darwin x86-32.
502 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
504 * tree.h: Declare make_decl_rtl_for_debug.
505 * varasm.c (make_decl_rtl_for_debug): New.
506 * dwarf2out.c (rtl_for_decl_location): Call it.
507 * cfgexpand.c (expand_debug_expr): Call it.
509 2010-03-18 Jakub Jelinek <jakub@redhat.com>
512 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
516 * var-tracking.c (vt_init_cfa_base): Do nothing if
517 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
519 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
522 * var-tracking.c (canonicalize_vars_star): New.
523 (dataflow_post_merge_adjust): Use it.
525 2010-03-18 Jakub Jelinek <jakub@redhat.com>
528 * var-tracking.c (non_suitable_const): New function.
529 (add_uses): For DEBUG_INSNs with constants, don't record any
530 value, instead just the constant value itself.
531 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
532 is not VAR_LOC_UNKNOWN_P, set var to the constant.
533 (emit_notes_in_bb): Likewise.
534 (emit_note_insn_var_location): For onepart variables if
535 cur_loc is a VOIDmode constant, use DECL_MODE.
537 2010-03-18 Martin Jambor <mjambor@suse.cz>
540 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
541 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
542 all non-clones. Moved call redirection...
543 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
544 (cgraph_materialize_all_clones): Dispose of all
545 combined_args_to_skip bitmaps.
546 (verify_cgraph_node): Do not check for edges pointing to wrong
547 nodes in inline clones.
548 * tree-inline.c (copy_bb): Call
549 cgraph_redirect_edge_call_stmt_to_callee.
550 * ipa.c (cgraph_remove_unreachable_nodes): Call
551 cgraph_node_remove_callees even when there are used clones.
553 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
555 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
557 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
560 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
563 2010-03-18 Michael Matz <matz@suse.de>
566 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
567 into sqrt(x) if we need to preserve signed zeros.
569 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
570 Eric Botcazou <ebotcazou@adacore.com>
572 PR rtl-optimization/43360
573 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
574 note if we don't know its invariant status.
576 2010-03-18 Michael Matz <matz@suse.de>
578 PR tree-optimization/43402
579 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
580 PHI chains of ssa names registered for update.
582 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
585 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
586 non-offsettable and pre_modify update addressing.
587 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
588 and "2" alternatives "#".
589 (*movdd_softfloat32): Make all alternatives "#";
590 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
591 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
592 (*movdf_softfloat32): Make all alternatives "#";
593 (movdi): Use the new DIFD mode iterator to create a common splitter
594 for movdi, movdf and movdd patterns.
596 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
598 * common.opt (dumpdir): Remove redundant tab.
600 2010-03-17 Martin Jambor <mjambor@suse.cz>
602 PR tree-optimization/43347
603 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
604 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
606 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
608 PR rtl-optimization/42216
609 * regrename.c (create_new_chain): New function, broken out from...
610 (scan_rtx_reg): ... here. Call it. Handle the case where we are
611 appending a use to an empty chain.
612 (build_def_use): Remove previous changes that convert OP_INOUT to
613 OP_OUT operands; instead detect the case where an OP_INOUT operand
614 uses a previously untracked register and create an empty chain for it.
616 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
618 * doc/extend.texi (Function Attributes): Rewrite unfinished
619 sentence in ms_abi documentation.
621 2010-03-17 Alan Modra <amodra@gmail.com>
623 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
624 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
625 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
626 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
628 2010-03-16 Richard Henderson <rth@redhat.com>
631 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
632 (lower_try_finally): Save and restore eh_seq around the expansion
635 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
637 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
638 statements before splitting block.
640 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
642 * doc/sourcebuild.texi (Testsuites): Fix markup.
643 Use pathnames relative to gcc/testsuite.
644 (Test Directives): Move description of how timeout is determined.
645 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
646 (C Tests): Correct gcc.misc-tests directory.
647 Framework tests now live in gcc.test-framework.
649 2010-03-16 Richard Guenther <rguenther@suse.de>
652 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
653 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
655 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
656 Alexandre Oliva <aoliva@redhat.com>
658 PR tree-optimization/42917
659 * lambda-code.c (remove_iv): Skip debug statements.
660 (lambda_loopnest_to_gcc_loopnest): Likewise.
661 (not_interesting_stmt): Debug statements are not interesting.
663 2010-03-16 Jakub Jelinek <jakub@redhat.com>
667 * cselib.c (cselib_preserve_constants,
668 cfa_base_preserved_val): New static variables.
669 (preserve_only_constants): New function.
670 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
671 clear its REG_VALUES. If cselib_preserve_constants, don't
672 empty the whole hash table, but preserve there VALUEs with constants,
673 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
674 (cselib_preserve_cfa_base_value): New function.
675 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
676 (cselib_init): Change argument to int bitfield. Set
677 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
679 (cselib_finish): Clear cselib_preserve_constants and
680 cfa_base_preserved_val.
681 * cselib.h (enum cselib_record_what): New enum.
682 (cselib_init): Change argument to int.
683 (cselib_preserve_cfa_base_value): New prototype.
684 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
685 * dse.c (dse_step1): Likewise.
686 * cfgcleanup.c (thread_jump): Likewise.
687 * sched-deps.c (sched_analyze): Likewise.
688 * gcse.c (local_cprop_pass): Likewise.
689 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
690 If FN is non-NULL, call the callback always and whenever it returns
691 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
692 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
693 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
694 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
695 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
696 * var-tracking.c: Include recog.h.
697 (bb_stack_adjust_offset): Remove.
698 (vt_stack_adjustments): Don't call it, instead just gather the
699 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
700 (adjust_stack_reference): Remove.
701 (compute_cfa_pointer): New function.
702 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
703 (struct adjust_mem_data): New type.
704 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
706 (get_address_mode): New function.
707 (replace_expr_with_values): Use it.
708 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
709 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
710 (adjust_sets): Remove.
711 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
712 Use get_address_mode.
713 (get_adjusted_src): Remove.
714 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
715 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
716 (add_with_sets): Don't call adjust_sets.
717 (fp_setter, vt_init_cfa_base): New functions.
718 (vt_initialize): Change return type to bool. Move most of pool etc.
719 initialization to the beginning of the function from end. Pass
720 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
721 If !frame_pointer_needed, call vt_stack_adjustment before mos
722 vector is filled, call vt_init_cfa_base if argp/framep has been
723 eliminated to sp. If frame_pointer_needed and argp/framep has
724 been eliminated to hard frame pointer, set
725 hard_frame_pointer_adjustment and call vt_init_cfa_base after
726 encountering fp setter in the prologue. For MO_ADJUST, call
727 log_op_type before pusing the op into mos vector, not afterwards.
728 Call adjust_insn before cselib_process_insn/add_with_sets,
729 call cancel_changes (0) afterwards.
730 (variable_tracking_main_1): Adjust for vt_initialize calling
731 vt_stack_adjustments and returning whether it succeeded or not.
733 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
735 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
738 2010-03-15 Jakub Jelinek <jakub@redhat.com>
740 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
742 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
743 drap_reg has not been set.
745 2010-03-15 Michael Matz <matz@suse.de>
748 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
749 use it to expand block copies.
750 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
751 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
752 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
754 2010-03-15 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/43367
757 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
760 2010-03-15 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/43317
763 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
765 2010-03-15 Martin Jambor <mjambor@suse.cz>
767 PR tree-optimization/43141
768 * tree-sra.c (create_abstract_origin): New function.
769 (modify_function): Call create_abstract_origin.
771 2010-03-15 Chris Demetriou <cgd@google.com>
773 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
776 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
779 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
780 call insert_out_of_ssa_copy for default definitions.
782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
784 * graphite-clast-to-gimple.c (my_long_long): Defined.
785 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
786 * graphite-sese-to-poly.c (my_long_long): Defined.
787 (scop_ivs_can_be_represented): Use it.
789 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
791 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
792 graphite-max-bbs-per-function, and loop-block-tile-size.
793 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
795 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
797 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
799 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
801 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
802 (add_upper_bounds_from_estimated_nit): New.
803 (build_loop_iteration_domains): Use it.
805 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
807 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
809 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
812 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
813 should be an INTEGER_CST. Also handle CASE_CONVERT.
815 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
817 * graphite.c (graphite_initialize): To bound the number of bbs per
818 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
819 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
820 * doc/invoke.texi: Document it.
822 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
824 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
825 * graphite-sese-to-poly.h (build_poly_scop): Same.
827 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
829 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
830 the number of parameters in the scop. Use as an upper bound
831 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
832 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
833 * doc/invoke.texi: Document it.
835 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
837 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
838 * doc/c-tree.texi: Remove.
839 * doc/generic.texi: Merge c-tree.texi here.
840 * doc/gccint.texi (Trees): Remove menu entry.
841 (c-tree.texi): Remove @include.
842 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
843 * doc/languages.texi (Reading RTL): Ditto.
845 2010-03-12 Steve Ellcey <sje@cup.hp.com>
848 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
850 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
854 code added to work around reload clobbering CONST insns.
856 2010-03-12 Jakub Jelinek <jakub@redhat.com>
858 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
859 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
860 (cselib_preserve_only_values): Remove retain argument, don't
861 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
862 * cselib.h (cselib_preserve_only_values): Remove retain argument.
863 * var-tracking.c (micro_operation): Move insn field before union.
864 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
865 (struct variable_tracking_info_def): Remove n_mos field, change
866 mos into a vector of micro_operations.
867 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
868 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
869 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
870 changing into a vector.
871 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
872 come before all other uops generated by add_stores.
873 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
875 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
876 a vector. Run just one pass over the bbs instead of separate counting
877 and computation phase.
878 (vt_finalize): Free VTI (bb)->mos vector instead of array.
881 * tree-inline.c (remap_decls): Put old_var rather than origin_var
882 into *nonlocalized_list vector.
883 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
884 even if origin is non-NULL.
885 (gen_variable_die): Likewise.
886 (process_scope_var): Don't change origin.
887 (gen_decl_die): Likewise.
888 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
889 before adding new edges instead of after it, fix moving over
892 2010-03-11 David S. Miller <davem@davemloft.net>
894 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
896 * configure: Rebuild.
898 2010-03-11 Martin Jambor <mjambor@suse.cz>
900 PR tree-optimization/43257
901 * tree.c (assign_assembler_name_if_neeeded): New function.
902 (free_lang_data_in_cgraph): Assembler name assignment moved to the
904 * tree.h (assign_assembler_name_if_neeeded): Declare.
905 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
906 the function if needed.
908 2010-03-11 Chris Demetriou <cgd@google.com>
910 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
911 include/stdint-gcc.h, and include/stdint.h world-readable.
913 2010-03-11 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/43255
916 * tree-vrp.c (process_assert_insertions_for): Do not insert
917 asserts for trivial conditions.
919 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
921 PR tree-optimization/43280
922 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
923 generation. Move calculation of size out of the if branch.
924 (find_bswap): Modify compare number generation.
926 2010-03-11 Richard Guenther <rguenther@suse.de>
929 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
930 (input_gimple_stmt): Fixup handled component types during
931 operand read. Also fix up decls in ADDR_EXPRs.
933 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
935 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
936 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
938 2010-03-10 Jan Hubicka <jh@suse.cz>
941 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
942 * varasm.c (get_variable_section): Don't do that here...
943 (make_decl_rtl): ... and here.
944 (do_assemble_alias): Produce decl RTL.
945 (assemble_alias): Likewise.
947 2010-03-10 Jakub Jelinek <jakub@redhat.com>
950 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
951 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
953 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
954 (based_loc_descr): Only express drap or vdrap regno based expressions
955 using DW_OP_fbreg when not optimizing.
956 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
957 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
958 REG_CFA_SET_VDRAP note.
960 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
962 PR tree-optimization/43236
963 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
964 error in calculation of base address in reverse iteration case.
965 (generate_builtin): Take number of latch executions if the statement
968 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
971 * tree-eh.c: Include pointer-set.h.
972 (lower_eh_dispatch): Filter out duplicate case labels and
973 remove the unneeded edge when the label is unused. Return
974 true when some edges are removed.
975 (execute_lower_eh_dispatch): When any lowering resulted in
976 removing an edge, also delete unreachable blocks.
978 2010-03-10 Jakub Jelinek <jakub@redhat.com>
981 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
982 UNSPEC_MACHOPIC_OFFSET.
984 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
987 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
988 (m68k_delegitimize_address): New function.
990 2010-03-09 Jakub Jelinek <jakub@redhat.com>
993 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
996 * var-tracking.c (adjust_sets): New function.
997 (count_with_sets, add_with_sets): Use it.
998 (get_adjusted_src): New inline function.
999 (add_stores): Use it.
1002 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1003 call cselib_dummy_expand_value_rtx_cb instead of
1004 cselib_expand_value_rtx_cb.
1007 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1008 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1009 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1010 and .cfi_endproc around the pic thunks.
1011 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1012 all queued unwind info register saves are saved before the call.
1013 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1014 considered as sp-=4 for unwind info and the pop as sp+=4 which
1015 also clobbers dest, but doesn't actually restore it.
1018 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1019 RTX_FRAME_RELATED_P.
1021 2010-03-09 Jie Zhang <jie@codesourcery.com>
1023 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1024 whitespaces in output template.
1026 2010-03-09 Jie Zhang <jie@codesourcery.com>
1028 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1031 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1033 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1034 builtins.exp in a separate job.
1036 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1038 * graphite-sese-to-poly.c (add_param_constraints): Use
1039 lower_bound_in_type and upper_bound_in_type.
1041 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1043 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1044 instead of unsigned_type_node.
1046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1047 Reza Yazdani <reza.yazdani@amd.com>
1050 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1051 on pointer type parameters.
1053 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1057 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1058 handle conversions from pointer to integers.
1059 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1060 induction variable, to be able to work with code generated by CLooG.
1061 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1062 (build_poly_scop): Bail out if we cannot codegen a loop.
1064 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1066 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1067 code generation with gloog_error.
1069 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1071 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1072 Call fold_convert on all the returned values.
1073 (expand_scalar_variables_expr): Pass to
1074 expand_scalar_variables_ssa_name the type of the resulting expression.
1076 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1078 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1079 ppl_min_for_le_pointset.
1080 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1081 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1083 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1085 * graphite-dependences.c (map_into_dep_poly): Removed.
1086 (dependence_polyhedron_1): Use combine_context_id_scat.
1088 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1090 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1091 (struct poly_bb): Same.
1092 (combine_context_id_scat): New.
1094 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1097 * sese.c (name_defined_in_loop_p): Return false for default
1100 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1102 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1103 and clean up the logic.
1105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1107 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1110 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1112 * var-tracking.c (remove_cselib_value_chains): Define only for
1114 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1115 delete_slot_part, emit_notes_for_differences_1): Don't call
1116 remove_cselib_value_chains here.
1117 (set_slot_part, emit_notes_for_differences_2): Don't call
1118 add_cselib_value_chains here.
1119 (preserved_values): New vector.
1120 (preserve_value): New function.
1121 (add_uses, add_stores, vt_add_function_parameters): Use it
1122 instead of cselib_preserve_value.
1123 (changed_values_stack): New vector.
1124 (check_changed_vars_0): New function.
1125 (check_changed_vars_1, check_changed_vars_2): Use it.
1126 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1127 changed_values_stack VALUEs.
1128 (vt_emit_notes): For all preserved_values call
1129 add_cselib_value_chains. If ENABLE_CHECKING call
1130 remove_cselib_value_chains before verifying value_chains is empty.
1131 Initialize and free changed_values_stack.
1132 (vt_initialize): Initialize preserved_values.
1133 (vt_finalize): Free preserved_values.
1135 2010-03-08 Richard Guenther <rguenther@suse.de>
1137 PR tree-optimization/43269
1138 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1141 2010-03-08 Martin Jambor <mjambor@suse.cz>
1143 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1144 (ipa_is_param_called): Removed.
1145 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1146 (ipa_print_node_params): Do not print the called flag.
1147 (ipa_write_node_info): Do not stream the called flag.
1148 (ipa_read_node_info): Likewise.
1150 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1153 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1154 * cselib.c (struct expand_value_data): Add dummy field.
1155 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1157 (cselib_dummy_expand_value_rtx_cb): New function.
1158 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1160 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1161 * var-tracking.c: Include pointer-set.h.
1162 (variable): Change n_var_parts to char from int. Add
1163 cur_loc_changed and in_changed_variables fields.
1164 (variable_canonicalize): Remove.
1165 (shared_var_p): New inline function.
1166 (unshare_variable): Maintain cur_loc_changed and
1167 in_changed_variables fields. If var was in changed_variables,
1168 replace it there with new_var. Just copy cur_loc instead of
1169 resetting it to something else.
1170 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1171 (dataflow_set_union): Don't call variable_canonicalize.
1172 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1173 of their DEBUG_EXPR_TREE_DECLs.
1174 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1175 and in_changed_variables and cur_loc_changed is false.
1176 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1177 and cur_loc_changed. Don't update cur_loc here.
1178 (variable_merge_over_src): Don't call variable_canonicalize.
1179 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1180 removing loc that is equal to cur_loc, clear cur_loc,
1181 set cur_loc_changed and ensure variable_was_changed is called.
1182 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1183 compare pointers in cur_loc check, if it is equal to loc,
1184 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1185 (variable_different_p): Remove compare_current_location argument,
1186 don't compare cur_loc.
1187 (dataflow_set_different_1): Adjust variable_different_p caller.
1188 (variable_was_changed): If dv had some var in changed_variables
1189 already, reset in_changed_variables flag for it and propagate
1190 cur_loc_changed over to the new variable. On empty var
1191 always set cur_loc_changed. Set in_changed_variables on whatever
1192 var is added to changed_variables.
1193 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1194 Use shared_var_p. When removing loc that is equal to cur_loc,
1195 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1196 end, don't set it to something else, just call variable_was_changed.
1197 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1198 loc being removed, clear cur_loc and set cur_loc_changed.
1199 Set cur_loc_changed if all locations have been removed.
1200 (struct expand_loc_callback_data): New type.
1201 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1202 allocated. Always create SUBREGs if simplify_subreg failed.
1203 Prefer to use cur_loc, when that fails and still in
1204 changed_variables (and seen first time) recompute it. Set
1205 cur_loc_changed of variables which had to change cur_loc and
1206 compute elcd->cur_loc_changed if any of the subexpressions used
1207 had to change cur_loc.
1208 (vt_expand_loc): Adjust to pass arguments in
1209 expand_loc_callback_data structure.
1210 (vt_expand_loc_dummy): New function.
1211 (emitted_notes): New variable.
1212 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1213 that weren't used for any other decl in current
1214 emit_notes_for_changes call call vt_expand_loc_dummy to update
1215 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1216 first loc_chain location if NULL before. Always use just
1217 cur_loc instead of first loc_chain location. When cur_loc_changed
1218 is false, when not --enable-checking=rtl just don't emit any note.
1219 When rtl checking, compute the note and assert it is the same
1220 as previous note. Clear cur_loc_changed and in_changed_variables
1221 at the end before removing from changed_variables.
1222 (check_changed_vars_3): New function.
1223 (emit_notes_for_changes): Traverse changed_vars to call
1224 check_changed_vars_3 on each changed var.
1225 (emit_notes_for_differences_1): Clear cur_loc_changed and
1226 in_changed_variables. Recompute cur_loc of new_var.
1227 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1228 (vt_emit_notes): Initialize and destroy emitted_notes.
1230 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1232 PR rtl-optimization/42220
1233 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1234 Use verify_reg_tracked to determine if we should use OP_OUT rather
1236 (build_def_use): If we see an in-out operand for a register that we
1237 know nothing about, treat is an output if possible, fail the block if
1240 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1243 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1246 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1249 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1250 uses of relevant DEFs that are dead outside the loop too.
1252 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1254 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1256 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1258 * var-tracking.c (values_to_unmark): New variable.
1259 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1260 values_to_unmark vector. Moved body to...
1261 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1262 instead queue it into values_to_unmark vector.
1263 (vt_find_locations): Free values_to_unmark vector.
1265 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1267 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1268 (site.exp): Export them when plugins are enabled.
1270 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1273 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1275 (chrec_fold_multiply): Same.
1277 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1280 * c-decl.c (build_compound_literal): Return early if init is
1283 2010-03-04 Martin Jambor <mjambor@suse.cz>
1285 PR tree-optimization/43164
1286 PR tree-optimization/43191
1287 * tree-sra.c (type_consists_of_records_p): Reject records with
1288 zero-size bit-fields at the end.
1290 2010-03-04 Mike Stump <mikestump@comcast.net>
1292 * Makefile.in (TAGS): Remove *.y.
1294 2010-03-04 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/40761
1297 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1299 (my_rev_post_order_compute): New function.
1300 (init_pre): Call it.
1302 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1305 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1306 decrease the cost of an IV candidate when the cost is infinite.
1308 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1310 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1311 Use '3DNow!' for the extension of that name, ensure normal space
1313 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1315 2010-03-03 Jeff Law <law@redhat.com>
1317 * PR middle-end/32693
1318 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1319 than gen_rtx_SUBREG.
1320 (extract_bit_field_1): Likewise.
1322 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1324 * doc/sourcebuild.texi (Test directives): Document that arguments
1325 include-opts and exclude-opts are now optional for dg-skip-if,
1326 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1328 2010-03-03 Jason Merrill <jason@redhat.com>
1331 * cgraph.h (varpool_node): Add extra_name field.
1332 * varpool.c (varpool_extra_name_alias): New.
1333 (varpool_assemble_decl): Emit extra name aliases.
1334 (varpool_mark_needed_node): Look past an extra name alias.
1335 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1336 * lto-streamer-in.c (lto_input_tree): Read it.
1337 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1339 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1341 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1342 (sparc*-*-solaris2*): ...this.
1344 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1347 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1348 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1349 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1350 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1353 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1354 fallthrough to default handling, just with want_address 0 instead of 2.
1355 For single element lists, add_AT_loc directly, otherwise create an
1356 artificial variable DIE and stick location list to it.
1359 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1360 (VAL_EXPR_HAS_REVERSE): Define.
1361 (reverse_op): New function.
1362 (add_stores): For reversible operations add an extra MO_VAL_USE.
1364 2010-03-02 Jason Merrill <jason@redhat.com>
1366 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1368 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1370 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1371 (sparc64-*-linux*): Likewise.
1372 (sparc64-*-solaris2*): Include assembler files before linker ones.
1373 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1374 * config/sparc/gas.h: Delete.
1375 * config/sparc/sol2-64.h: Add copyright notice.
1376 * config/sparc/sol2-gas-bi.h: Likewise.
1377 * config/sparc/sol2-gld.h: Likewise.
1378 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1379 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1380 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1381 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1382 (sparc_elf_asm_named_section): Rename into...
1383 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1385 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1387 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1389 2010-03-02 Jeff Law <law@redhat.com>
1392 * reload1.c (rtx_p, substitute_stack): Declare.
1393 (substitute): Record addresses of changed rtxs.
1394 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1395 Restore the original rtx when complete.
1396 (reload): Free subsitute_stack when complete.
1398 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1400 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1401 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1403 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1404 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1405 Torture Tests): Change from subsection to section.
1407 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1408 Steven Bosscher <steven@gcc.gnu.org>
1410 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1413 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1416 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1417 the assignment from the new induction variable to the assignment
1418 of the value from the original loop PHI function.
1420 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1421 Daniel Jacobowitz <dan@codesourcery.com>
1423 * doc/sourcebuild.texi (Test directives): Clarify options to
1426 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1428 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1429 Disable cfi directives unless GCC and gas agree on using read-only
1430 .eh_frame sections for 64-bit.
1431 * configure: Regenerate.
1433 2010-03-01 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/43220
1436 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1437 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1439 2010-03-01 Richard Guenther <rguenther@suse.de>
1440 Martin Jambor <mjambor@suse.cz>
1443 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1444 gimplified parameters.
1446 2010-03-01 Christian Bruel <christian.bruel@st.com>
1448 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1450 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1452 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1454 2010-03-01 Richard Guenther <rguenther@suse.de>
1457 * expr.c (expand_assignment): Use the alias-oracle to tell
1458 if the rhs aliases the result decl.
1460 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1463 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1464 to sol_gt_pch_get_address.
1465 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1466 64-bit, SPARC and x86.
1467 (sol_gt_pch_get_address): New function.
1469 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1471 * toplev.h (inform_n, error_n): Declare.
1472 * diagnostic.c (inform_n, error_n): New function.
1474 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1476 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1477 has no rtl yet when processing local_decls, queue it and recheck
1478 if deferred stack allocation hasn't assigned it rtl.
1480 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1482 * config/sh/sh.c (unspec_bbr_uid): New.
1483 (gen_block_redirect): Use it instead of INSN_UID.
1484 (gen_far_branch): Likewise.
1486 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1488 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1489 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1491 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1493 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1494 (Warning Options): -Wno-conversion-null is valid for
1495 Objective-C++ as well.
1496 * doc/tm.texi (Named Address Spaces): Likewise.
1497 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1498 * doc/tree-ssa.texi (Tree SSA): Likewise.
1500 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1503 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1504 by default. Don't set the default arch for
1505 i[34567]86-*-darwin*|x86_64-*-darwin*.
1507 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1510 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1511 default. Set the default 32bit/64bit archs with $with_arch
1512 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1514 2010-02-27 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/43186
1517 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1518 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1519 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1520 unroller iterations.
1522 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1524 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1525 required and i[34567]86-*-* targets don't support 64bit ISA.
1527 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1530 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1533 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1535 * config.gcc: Set the default arch at least to Prescott for
1536 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1537 if SSE math is enabled.
1539 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1541 * diagnostic.c (diagnostic_initialize): Update.
1542 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1544 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1545 (diagnostic_inhibit_notes): New.
1546 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1548 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1551 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1552 * doc/standards.texi: Likewise.
1553 * doc/extend.texi: Likewise.
1554 * doc/trouble.texi: Likewise.
1555 * doc/cppopts.texi: Likewise.
1556 * doc/install.texi: Likewise.
1557 * c.opt (std=c90,std=gnu90): New options.
1558 * c-opts.c (c_common_handle_option): Handle them.
1560 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1563 * c-decl.c (undeclared_variable): Use an informative note.
1565 2010-02-26 Richard Guenther <rguenther@suse.de>
1567 PR tree-optimization/43186
1568 * gimple.h (gimple_fold): Remove.
1569 * gimple.c (gimple_fold): Remove. Inline into single user ...
1570 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1571 Try harder for conditions.
1573 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1576 * function.c (used_types_insert): Don't skip through named pointer
1577 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1578 and it is different from the main variant's type.
1580 2010-02-26 Nick Clifton <nickc@redhat.com>
1582 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1584 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1586 * config.gcc: Support --with-fpmath=sse for x86.
1588 * config/i386/ssemath.h: New.
1590 * doc/install.texi (--with-fpmath=sse): Documented.
1592 2010-02-26 Richard Guenther <rguenther@suse.de>
1594 PR tree-optimization/43188
1595 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1596 vector types of over-aligned element type.
1598 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1602 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1604 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1606 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1608 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1610 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1611 * var-tracking.c: Include diagnostic.h.
1612 (debug_dv): New function.
1613 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1616 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1617 (add_value_chain, add_value_chains, remove_value_chain,
1618 remove_value_chains): Handle DEBUG_EXPRs.
1619 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1622 * regcprop.c (struct queued_debug_insn_change): New type.
1623 (struct value_data_entry): Add debug_insn_changes field.
1624 (struct value_data): Add n_debug_insn_changes field.
1625 (debug_insn_changes_pool): New variable.
1626 (free_debug_insn_changes, apply_debug_insn_changes,
1627 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1628 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1629 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1631 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1633 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1634 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1635 changes, call cprop_find_used_regs via note_stores.
1636 (copyprop_hardreg_forward): When copying vd from predecessor
1637 which has any queued DEBUG_INSN changes, make sure the pointers are
1638 cleared. At the end call df_analyze and then if there are any
1639 DEBUG_INSN changes queued at the end of some basic block for still
1640 live registers, apply them.
1641 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1643 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1645 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1648 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1650 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1651 targets. Set the default with_cpu/with_arch from arch/cpu.
1652 Allow x86-64 and native for with_cpu/with_arch.
1654 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1656 * ebitmap.c: Change calls to verify_popcount with calls to
1657 sbitmap_verify_popcount.
1658 (ebitmap_clear_bit): Fixed map->cacheindex test and
1659 map>cache update when bit clearing results in an empty
1662 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1665 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1666 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1667 and support both V2DF and V2DI modes.
1668 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1669 support both V2DF and V2DI modes.
1670 (general): Delete trailing whitespace from a few patterns.
1672 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1673 V2DF/V2DI interleave high/low builtins.
1675 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1678 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1679 interleave high/low functions.
1681 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1683 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1684 #pragma extern_prefix.
1686 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1689 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1690 BLKmode, assert op0 is a MEM and just adjust its mode.
1693 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1694 if bitpos isn't multiple of mode's bitsize.
1696 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1698 * c.opt (-ftemplate-depth=): New.
1699 (-ftemplate-depth-): Deprecate.
1700 * optc-gen.awk: Handle -ftemplate-depth=.
1701 * opth-gen.awk: Likewise.
1702 * c-opts.c (c_common_handle_option): Likewise.
1703 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1705 2010-02-24 Jason Merrill <jason@redhat.com>
1707 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1709 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1711 * cfg.c (alloc_aux_for_block): Remove inline.
1712 (alloc_aux_for_edge): Likewise.
1714 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1716 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1718 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1720 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1721 * config/i386/sol2-gas.h: New file.
1722 * config.gcc (i[34567]86-*-solaris2*): Use it.
1724 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1727 * c-typeck.c (ep_convert_and_check): New.
1728 (build_conditional_expr): Use it.
1729 (build_binary_op): Likewise.
1731 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1733 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1736 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1737 bounds even for -O+.
1738 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1739 expr needs to have DECL_NAME set.
1741 2010-02-24 Nick Clifton <nickc@redhat.com>
1743 * config/mep/mep.c: Include gimple.h.
1744 (mep_function_uses_sp): Delete unused function.
1745 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1746 parameters. Use unsigned integers to count args. Return a
1747 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1749 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1752 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1753 greater or equal to nelt instead of 2 * nelt.
1754 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1757 2010-02-23 Jason Merrill <jason@redhat.com>
1760 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1761 in cfun->local_decls even if they have register types.
1764 * stor-layout.c (place_field): Don't warn about unnecessary
1765 DECL_PACKED if the type is packed.
1767 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1770 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1771 GOTOFF relocs, even when the base reg isn't pic pointer.
1773 2010-02-23 Michael Matz <matz@suse.de>
1776 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1777 (expand_gimple_basic_block): Generate and use debug temps if there
1778 are debug uses left after the last real use of TERed ssa names.
1779 Unlink debug immediate uses when they are expanded.
1781 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1784 * config/i386/i386.c (override_options): Reorganise to provide
1785 better error messages.
1787 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1790 * graphite-scop-detection.c (create_single_exit_edge): Move
1791 the call to find_single_exit_edge to....
1792 (create_sese_edges): ...here. Don't handle multiple edges
1793 exiting the function.
1794 (build_graphite_scops): Don't handle multiple edges
1795 exiting the function.
1797 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1800 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1801 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1803 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1806 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1808 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1811 * c-typeck.c (convert_arguments): Print declaration location.
1812 * c-common.c (validate_nargs): Rename as
1813 builtin_function_validate_nargs.
1814 (check_builtin_function_arguments): Update.
1816 2010-02-22 Richard Guenther <rguenther@suse.de>
1819 * tree-inline.c (declare_return_variable): Use the type of
1820 the call stmt lhs if available.
1822 2010-02-22 Duncan Sands <baldrick@free.fr>
1824 * passes.c (register_pass): Always consider all pass lists when
1825 ref_pass_instance_number is zero.
1827 2010-02-22 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/42749
1830 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1831 parameter. Do arithmetic in the original type.
1832 (update_accumulator_with_ops): Likewise.
1833 (adjust_accumulator_values): Adjust.
1835 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1837 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1838 (QI to BLKmode splitter): New splitter.
1840 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1842 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1843 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1845 2010-02-22 Richard Guenther <rguenther@suse.de>
1847 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1849 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1851 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1852 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1853 ($(T)crti.o, $(T)crtn.o): Remove rules.
1855 2010-02-21 Tobias Burnus <burnus@net-b.de>
1858 * doc/invoke.texi (-fassociative-math): Document that this
1859 option is automatically enabled for Fortran.
1861 2010-02-20 David S. Miller <davem@davemloft.net>
1863 * configure.ac: Test if linker and assembler properly support
1864 GOTDATA_OP relocations.
1865 * configure: Rebuild.
1866 * config.in: Likewise.
1867 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1868 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1869 (movsi_high_pic): Likewise.
1870 (movdi_lo_sum_pic): Likewise.
1871 (movdi_high_pic): Likewise.
1872 (movsi_pic_gotdata_op): New pattern.
1873 (movdi_pic_gotdata_op): Likewise.
1874 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1875 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1877 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1881 attribute to ssemul.
1882 (xop_mulv2div2di3_high): Ditto.
1884 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1887 * c.opt (Wconversion-null): New option.
1888 * doc/invoke.texi (Wconversion-null): Document.
1890 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1892 * common.opt (Wlarger-than-): Add Undocumented.
1894 2010-02-19 Mike Stump <mikestump@comcast.net>
1896 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1898 2010-02-19 Jason Merrill <jason@redhat.com>
1901 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1902 * configure: Likewise.
1904 2010-02-20 Alan Modra <amodra@gmail.com>
1907 * cgraph.h (cgraph_make_decl_local): Declare.
1908 * cgraph.c (cgraph_make_decl_local): New function.
1909 (cgraph_make_node_local): Use it.
1910 * cgraphunit.c (cgraph_function_versioning): Likewise.
1911 * ipa.c (function_and_variable_visibility): Likewise.
1913 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1916 * except.c (sjlj_emit_function_enter): Don't call
1917 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1919 * rtl.h (add_reg_br_prob_note): Remove prototype.
1921 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1924 * c-common.c (conversion_warning): Remove widening conversions
1925 before checking the conversion of integers to reals.
1927 2010-02-19 Mike Stump <mikestump@comcast.net>
1930 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1933 * cgraphunit.c (process_function_and_variable_attributes): Check
1934 DECL_PRESERVE_P instead of looking up attribute "used".
1935 * ipa-pure-const.c (check_decl): Likewise.
1936 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1937 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1938 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1939 instead of attribute "used".
1940 * config/sol2-c.c (solaris_pragma_init): Likewise.
1941 (solaris_pragma_fini): Likewise.
1943 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1945 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1946 Use XCNEW instead of xcalloc.
1947 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1948 XNEW instead of xmalloc.
1949 (get_fields): Use XNEWVEC instead of xmalloc.
1952 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1953 populate vars array.
1954 (create_new_general_access): For debug stmts just reset value.
1955 (get_stmt_accesses): For accesses within debug stmts just record them
1956 using add_access_to_acc_sites instead of preventing the peeling or
1957 counting them as accesses.
1960 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1962 2010-02-19 Richard Guenther <rguenther@suse.de>
1964 PR tree-optimization/42916
1965 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1968 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1970 * configure.ac: Replace all uses of changequote in macro arguments
1971 with proper quoting.
1973 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1976 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1978 2010-02-19 Richard Guenther <rguenther@suse.de>
1980 PR tree-optimization/42944
1981 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1982 test for aliasing with errno.
1984 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1987 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1988 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1989 * dojump.c: Include output.h.
1990 (inv): New inline function.
1991 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1992 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1993 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1994 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1995 argument, pass it down to other calls.
1996 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1997 add REG_BR_PROB note to the conditional jump.
1998 * cfgexpand.c (add_reg_br_prob_note): Removed.
1999 (expand_gimple_cond): Don't call it, add the probability
2000 as last argument to jumpif_1/jumpifnot_1.
2001 * Makefile.in (dojump.o): Depend on output.h.
2002 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2004 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2005 * stmt.c (do_jump_if_equal): Likewise.
2006 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2007 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2008 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2010 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2011 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2012 jumpifnot_1 callers.
2013 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2015 (store_expr): Adjust jumpifnot caller.
2016 (store_constructor): Adjust jumpif caller.
2019 * gimplify.c (gimple_boolify): For __builtin_expect call
2020 gimple_boolify also on its first argument.
2022 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2024 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2026 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2027 * configure: Regenerated.
2029 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2031 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2032 lang_hooks.types_compatible_p instead of comptypes.
2034 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2036 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2037 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2038 if __prefer_thumb__ is defined.
2040 2010-02-18 Martin Jambor <mjambor@suse.cz>
2042 PR tree-optimization/43066
2043 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2044 array with zero-sized element type.
2046 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2048 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2049 rtx, allocate struct var_loc_node here and return it to the
2050 caller, and only if it is actually needed.
2051 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2052 move it earlier and return immediately if it returns NULL.
2054 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2056 * config/sparc/gas.h: New file. Restore
2057 TARGET_ASM_NAMED_SECTION to its ELF default.
2058 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2060 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2061 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2062 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2063 after sparc/sysv4.h.
2065 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2067 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2069 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2071 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2072 patterns from predicated pattern.
2074 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2078 for insn mnemonic suffix.
2080 2010-02-17 Richard Guenther <rguenther@suse.de>
2082 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2085 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2088 * caller-save.c (save_call_clobbered_regs): If BB ends with
2089 a DEBUG_INSN, move any notes in between last real insn and the last
2090 DEBUG_INSN after the last DEBUG_INSN.
2092 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2094 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2095 Fix return type. Fix argument type. Explain meaning of return value.
2097 2010-02-16 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/41043
2100 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2101 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2103 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2105 2010-02-16 Ira Rosen <irar@il.ibm.com>
2107 PR tree-optimization/43074
2108 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2109 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2110 vectorizable cycles in hybrid SLP check.
2111 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2113 2010-02-16 Richard Guenther <rguenther@suse.de>
2115 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2116 (true_dependence): If memrefs_conflict_p computes must-alias
2117 trust it. Move TBAA check after offset-based disambiguation.
2118 (canon_true_dependence): Likewise.
2120 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2122 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2123 * doc/invoke.texi: Document it.
2124 * var-tracking.c: Include toplev.h and params.h.
2125 (vt_find_locations): Return bool indicating success. Compute
2126 hash sizes unconditionally. Check new parameter, report.
2127 (variable_tracking_main_1): Check vt_find_locations results and
2128 retry. Renamed from...
2129 (variable_tracking_main): ... this. New wrapper to preserve
2130 flag_var_tracking_assignments.
2131 * Makefile.in (var-tracking.o): Adjust dependencies.
2133 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2134 Jakub Jelinek <jakub@redhat.com>
2137 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2138 if weak_import attribute is present.
2139 * config/darwin.c (machopic_select_section): Likewise.
2141 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2143 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2144 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2145 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2146 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2148 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2150 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2153 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2154 Rewrite text to refer to the names.
2156 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2158 * config/i386/i386-builtin-types.def
2159 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2160 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2161 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2162 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2163 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2164 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2165 IX86_BUILTIN_VPERMIL2PS256.
2166 (MULTI_ARG_4_DF2_DI_I): Defined.
2167 (MULTI_ARG_4_DF2_DI_I1): Defined.
2168 (MULTI_ARG_4_SF2_SI_I): Defined.
2169 (MULTI_ARG_4_SF2_SI_I1): Defined.
2170 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2171 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2172 __builtin_ia32_vpermil2ps256.
2173 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2174 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2175 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2176 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2177 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2178 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2179 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2180 CODE_FOR_xop_vpermil2v8sf3.
2181 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2182 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2183 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2184 (_mm256_permute2_pd): New.
2185 (_mm_permute2_ps): New.
2186 (_mm256_permute2_ps): New.
2188 2010-02-15 Nick Clifton <nickc@redhat.com>
2190 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2191 boolean parameters. Use emit_jump_insn when emitting a pop
2192 instruction containing a return insn.
2193 (push): Use 'true' rather than '1' as second parameter to F.
2194 (h8300_expand_prologue): Likewise.
2195 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2196 (h8300_expand_epilogue): Likewise.
2198 2010-02-15 Richard Guenther <rguenther@suse.de>
2201 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2204 2010-02-15 Nick Clifton <nickc@redhat.com>
2206 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2209 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2211 * intl.c (fake_ngettext): New function.
2212 * intl.h (fake_ngettext): Declare.
2213 (ngettext): Define macro.
2214 * collect2.c (notice_translated): New function.
2215 (main): Use notice_translated and ngettext.
2216 * collect2.h (notice_translated): Declare.
2218 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2220 * reorg.c (delete_computation): Comment fixes.
2221 * caller-save.c (setup_save_areas): Idem.
2222 * sel-sched-dump.c (dump_lv_set): Idem.
2225 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2227 * config/s390/s390.c (s390_sched_init): New function.
2228 (TARGET_SCHED_INIT): Target hook defined.
2230 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2231 Jack Howarth <howarth@bromo.med.uc.edu>
2232 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2235 Partial revert of unintended change in fix for PR41605.
2236 * config/darwin.h: Fix typo.
2237 * config/darwin9.h: Same.
2239 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2241 * c-pch.c (pch_init): Clear v.
2243 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2246 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2247 graphite_can_represent_init for MULT_EXPR.
2249 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2253 * graphite-sese-to-poly.c (remove_phi): New.
2254 (translate_scalar_reduction_to_array): Call remove_phi.
2256 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2259 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2260 * graphite-clast-to-gimple.h (gloog): Update declaration.
2261 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2262 * graphite-poly.h (struct poly_bb): Add missing comments.
2263 (struct scop): Add poly_scop_p field.
2265 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2266 * graphite.c (graphite_transform_loops): Build the polyhedral
2267 representation for each scop before code generation.
2268 * sese.c (rename_variables_in_operand): Removed.
2269 (rename_variables_in_expr): Return the renamed expression.
2270 (rename_sese_parameters): New.
2271 * sese.h (rename_sese_parameters): Declared.
2273 2010-02-11 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/42998
2276 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2277 POINTER_PLUS_EXPR properly.
2279 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2280 Changpeng Fang <changpeng.fang@amd.com>
2283 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2284 the cost of an IV candidate when the IV is used in a test against zero.
2286 * gcc.dg/tree-ssa/ivopts-3.c: New.
2288 2010-02-11 Richard Guenther <rguenther@suse.de>
2291 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2292 pointer-vs-decl case by swapping refs. Handle some cases
2293 of pointer-vs-decl disambiguations more conservatively.
2294 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2295 to false after expanding.
2297 2010-02-11 Richard Guenther <rguenther@suse.de>
2300 * gcc.c (process_command): Handle LTO file@offset case more
2303 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2305 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2306 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2308 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2310 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2311 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2312 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2313 Optimize eq/ne comparisons when both arguments are known to be
2315 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2316 Don't mask operands unnecessarily if they are known to be already
2319 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2321 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2324 2010-02-10 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/43017
2327 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2328 for wrapping signed arithmetic.
2330 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2333 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2334 if no debug info should be emitted for it.
2336 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2338 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2339 note when flag_exceptions is set.
2341 2010-02-10 Duncan Sands <baldrick@free.fr>
2343 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2345 2010-02-10 Richard Guenther <rguenther@suse.de>
2348 * tree.c (get_unwidened): Handle constants.
2349 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2351 2010-02-10 Martin Jambor <mjambor@suse.cz>
2354 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2355 check for variable argument counts independently.
2357 2010-02-10 Christian Bruel <christian.bruel@st.com>
2360 * config/sh/sh.c (find_barrier): Increase length for non delayed
2361 conditional branches.
2363 2010-02-10 Christian Bruel <christian.bruel@st.com>
2365 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2367 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2369 * builtins.c (set_builtin_user_assembler_name): Also handle
2370 ffs if int is smaller than word.
2372 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2375 * ira-conflicts.c (get_dup): Remove.
2376 (process_reg_shuffles): Add new parameter. Use it as an
2377 additional guard for copy generation.
2378 (add_insn_allocno_copies): Rewrite.
2380 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2382 * common.opt (fsched2-use-traces): Preserved for backward
2384 * doc/invoke.texi: Remove the documentation about option
2385 -fsched2-use-traces.
2386 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2387 flag_sched2_use_traces.
2388 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2389 the backward compatibility flag section.
2391 2010-02-09 Richard Guenther <rguenther@suse.de>
2393 PR tree-optimization/43008
2394 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2395 make HEAP variables initialized from global memory if they
2396 are not known builtin functions.
2397 (find_func_aliases): Adjust.
2399 2010-02-09 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/43000
2402 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2403 arithmetic manually.
2405 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2407 PR tree-optimization/42931
2408 * tree-loop-linear.c (try_interchange_loops): Don't call
2409 double_int_mul if estimated_loop_iterations failed.
2411 2010-02-08 Martin Jambor <mjambor@suse.cz>
2414 * tree-sra.c (build_accesses_from_assign): Do not mark in
2415 should_scalarize_away_bitmap if stmt has volatile ops.
2416 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2419 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2421 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2423 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2425 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2428 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2431 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2433 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2436 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2437 to unknown_dependence.
2438 (graphite_legal_transform_dr): Handle the unknown_dependence.
2439 (graphite_carried_dependence_level_k): Same.
2441 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2443 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2445 2010-02-07 Richard Guenther <rguenther@suse.de>
2448 * expr.c (get_inner_reference): Always initialize *pbitsize.
2450 2010-02-07 Richard Guenther <rguenther@suse.de>
2453 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2454 new ARRAY_REFs on variable size element or minimal index arrays.
2456 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2457 gimple_fold_indirect_ref.
2459 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2462 * arm.c (arm_override_options): Just return if the user has specified
2463 an invalid fpu name.
2465 2010-02-03 Jason Merrill <jason@redhat.com>
2468 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2469 i386_pe_maybe_record_exported_symbol.
2471 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2474 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2475 (pa_delegitimize_address): New function.
2477 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2479 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2480 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2482 2010-02-05 Richard Guenther <rguenther@suse.de>
2485 * lto-streamer-in.c (get_resolution): Deal with references
2486 to undefined functions.
2488 2010-02-05 Richard Guenther <rguenther@suse.de>
2490 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2491 (fold_const_aggregate_ref): Likewise.
2492 (ccp_fold_stmt): Substitute loads.
2493 (maybe_fold_reference): Verify types before substituting.
2495 (fold_gimple_assign): Unshare properly.
2496 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2498 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2500 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2501 for rs6000_gen_cell_microcode.
2503 2010-02-04 Richard Guenther <rguenther@suse.de>
2505 PR rtl-optimization/42952
2506 * dse.c (const_or_frame_p): Remove MEM handling.
2508 2010-02-04 Nick Clifton <nickc@redhat.com>
2510 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2511 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2512 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2513 (mn10300_asm_output_mi_thunk): New function.
2514 (mn10300_can_output_mu_thunk): New function.
2515 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2516 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2517 (FUNCTION_ARG): Delete incorrect comment.
2519 2010-02-03 Jason Merrill <jason@redhat.com>
2522 * fold-const.c (operand_equal_p): Handle erroneous types.
2524 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2526 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2528 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2530 PR rtl-optimization/42941
2531 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2534 2010-02-03 Jason Merrill <jason@redhat.com>
2537 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2539 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2542 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2543 (cselib_reset_table): Renamed from...
2544 (cselib_reset_table_with_next_value): ... this.
2545 (cselib_get_next_uid): Renamed from...
2546 (cselib_get_next_unknown_value): ... this.
2547 * cselib.c (next_uid): Renamed from...
2548 (next_unknown_value): ... this.
2549 (cselib_clear_table): Adjust.
2550 (cselib_reset_table): Adjust. Renamed from...
2551 (cselib_reset_table_with_next_value): ... this.
2552 (cselib_get_next_uid): Adjust. Renamed from...
2553 (cselib_get_next_unknown_value): ... this.
2554 (get_value_hash): Use hash.
2555 (cselib_hash_rtx): Likewise.
2556 (new_cselib_val): Adjust. Set and dump uid.
2557 (cselib_lookup_mem): Pass next_uid as hash.
2558 (cselib_subst_to_values): Likewise.
2559 (cselib_log_lookup): Dump uid.
2560 (cselib_lookup): Pass next_uid as hash. Adjust.
2561 (cselib_process_insn): Adjust.
2562 (cselib_init): Initialize next_uid.
2563 (cselib_finish): Adjust.
2564 (dump_cselib_table): Likewise.
2565 * dse.c (canon_address): Dump value uid.
2566 * print-rtl.c (print_rtx): Print value uid.
2567 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2569 (dv_uid): New function, sort of renamed from...
2570 (dv_htab_hash): ... this, reimplemented in terms of it and...
2571 (dv_uid2hash): ... this. New.
2572 (variable_htab_eq): Drop excess assertions.
2573 (tie_break_pointers): Removed.
2574 (canon_value_cmp): Compare uids.
2575 (variable_post_merge_New_vals): Print uids.
2576 (vt_add_function_parameters): Adjust.
2577 (vt_initialize): Reset table. Adjust.
2579 2010-02-03 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/42944
2582 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2583 (call_may_clobber_ref_p_1): Likewise. Properly handle
2584 malloc and calloc clobbering errno.
2586 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2588 * doc/invoke.texi: Fix name of sched1 dump.
2590 * opts.c (decode_options): Set flag_tree_switch_conversion
2591 only conditionally on optimize >= 2.
2593 * gcse.c: Assorted comment fixes in pass description.
2595 2010-02-03 Anthony Green <green@moxielogic.com>
2597 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2598 nop padding in order to maintain alignment of storage location of
2599 target function address.
2600 (moxie_trampoline_init): Store target function address at newly
2602 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2604 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2606 2010-02-03 Richard Guenther <rguenther@suse.de>
2609 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2611 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2613 * config.gcc: Reenable check for obsolete targets.
2614 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2615 mips-sgi-irix6.[0-4]*.
2617 2010-02-02 Nick Clifton <nickc@redhat.com>
2619 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2620 constant size of 4 as being the same as 0.
2621 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2622 can take values in the range 0..4.
2624 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2627 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2628 as _darwin10_Unwind_FindEnclosingFunction().
2629 * libgcc-libsystem.ver: New.
2631 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2634 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2635 implicitly set registers.
2637 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2639 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2640 (arm_override_options): Allow automatic selection of the thread
2641 pointer register if thumb2.
2642 (legitimize_pic_address): Improve code sequences for Thumb2.
2643 (arm_call_tls_get_addr): Likewise.
2644 (legitimize_tls_address): Likewise.
2645 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2646 (pic_load_addr_32bit): ... this. New named pattern.
2647 * thumb2.md (pic_load_addr_thumb2): Delete.
2648 (pic_load_dot_plus_four): Delete.
2649 (tls_load_dot_plus_four): New named pattern.
2651 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2654 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2655 Document fix for TLS bug.
2657 2010-01-31 Richard Guenther <rguenther@suse.de>
2659 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2660 conservatively correct.
2662 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2666 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2668 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2670 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2674 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2676 * config.gcc: Adjust order of makefile fragments for mingw targets.
2678 2010-01-31 Richard Guenther <rguenther@suse.de>
2681 * gimplify.c (gimplify_init_constructor): For volatile LHS
2682 initialize a temporary.
2684 2010-01-31 Matthias Klose <doko@ubuntu.com>
2686 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2688 * configure: Regenerate.
2690 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2692 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2693 the same alias set and their sizes different constantness.
2694 (aliasing_component_refs_p): Revert 2009-10-24 change.
2696 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2698 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2701 2010-01-29 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2704 Assert we successfully updated the call.
2706 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2708 PR rtl-optimization/42889
2709 * df.h (df_set_bb_dirty_nonlr): New prototype.
2710 * df-core.c (df_set_bb_dirty_nonlr): New function.
2711 * df-scan.c (df_insn_rescan): Call it instead of
2712 df_set_bb_dirty for DEBUG_INSNs.
2714 2010-01-29 Richard Guenther <rguenther@suse.de>
2717 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2718 quadratic behavior in most cases.
2720 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2724 in the call to gen_x86_movsicc_0_m1.
2726 2010-01-28 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/42871
2729 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2731 2010-01-28 Richard Guenther <rguenther@suse.de>
2733 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2734 into call arguments.
2736 2010-01-28 Richard Guenther <rguenther@suse.de>
2739 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2740 the forwarder if the destination is an EH landing pad.
2742 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2744 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2745 block list passed to gimple_duplicate_sese_tail.
2746 (parallelize_loops): Avoid parallelization when the function
2748 Avoid parallelization when the preheader is IRREDUCIBLE.
2749 Try to optimize when estimated_loop_iterations_int is unresolved.
2750 Add the loop's location to the dump file.
2751 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2752 (gimple_duplicate_sese_tail): Remove the check for the latch.
2753 Redirect nexits to the exit block.
2754 Remove handling of the incoming edges to the latch.
2755 Redirect the backedge from the copied latch to the exit bb.
2757 2010-01-28 Michael Matz <matz@suse.de>
2760 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2761 Wrap force_reg into a sequence, emit it before user.
2763 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2765 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2767 (arm_legacy_rev): Likewise.
2768 (thumb_legacy_rev): Likewise.
2770 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2772 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2773 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2774 on MEM's address failed, try avoid_constant_pool_reference and
2775 recurse if it returned something different.
2776 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2777 address, try avoid_constant_pool_reference and recurse if it
2778 returned something different.
2779 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2780 address and avoid_constant_pool_reference returned something
2781 different, don't set have_address.
2783 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2786 * var-tracking.c (val_store): Add modified argument, obey it.
2788 (count_uses): Move down logging of main.
2789 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2790 don't need resolution.
2791 (emit_notes_in_bb): Likewise.
2793 2010-01-27 Richard Guenther <rguenther@suse.de>
2796 * tree-inline.c (remap_decl): Delay remapping of SSA name
2797 default definitions until we need them.
2799 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2801 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2802 (rs6000_delegitimize_address): New function.
2804 * config/s390/s390.c (s390_delegitimize_address): Call
2805 delegitimize_mem_from_attrs.
2808 * tree-inline.c (cannot_copy_type_1): Removed.
2809 (copy_forbidden): Don't forbid copying of functions containing
2810 records/unions with variable length fields.
2812 2010-01-27 Christian Bruel <christian.bruel@st.com>
2816 * config/sh/sh.c (find_barrier): Increase length for non delayed
2817 conditional branches.
2819 2010-01-27 Matthias Klose <doko@ubuntu.com>
2821 * configure.ac (gnu-unique-object): Fix ldd version check.
2822 * configure: Regenerate.
2824 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2826 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2828 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2829 Test for HAVE_GNU_AS value.
2831 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2833 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2834 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2835 INT64_TYPE): Define.
2836 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2837 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2838 INT_LEAST64_TYPE): Define.
2839 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2840 UINT_LEAST64_TYPE): Define.
2841 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2842 INT_FAST64_TYPE): Define.
2843 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2844 UINT_FAST64_TYPE): Define.
2845 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2846 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2847 (SIG_ATOMIC_TYPE): Define.
2849 2010-01-26 Richard Guenther <rguenther@suse.de>
2851 * df-scan.c (df_scan_set_bb_info): Remove assert.
2852 (df_insn_rescan_debug_internal): Merge asserts.
2853 (df_install_ref): Likewise.
2854 (df_mark_reg): Use bitmap_set_range.
2855 (df_hard_reg_used_p): Remove assert.
2856 (df_hard_reg_used_count): Likewise.
2858 2010-01-26 Richard Guenther <rguenther@suse.de>
2860 PR rtl-optimization/42685
2861 * web.c (web_main): Ignore DEBUG_INSNs.
2863 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2865 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2867 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2868 Fix types of fndecl and arglist parameters.
2870 2010-01-26 Richard Guenther <rguenther@suse.de>
2873 * tree-eh.c (unsplit_eh): Skip debug insns.
2875 2010-01-26 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/42250
2878 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2880 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2883 * omp-low.c (expand_omp_sections): Only use single_pred if
2884 l2_bb is single_pred_p.
2886 2010-01-25 Christian Bruel <christian.bruel@st.com>
2889 * config/sh/sh.c (find_barrier): Increase length for non delayed
2890 conditional branches.
2891 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2893 2010-01-24 David S. Miller <davem@davemloft.net>
2895 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2896 define if not using GAS.
2897 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2898 Likewise. Delete SECTION_MERGE code, which is only applicable
2901 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2904 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2905 mangling of va_list in system headers.
2907 2010-01-23 Toon Moene <toon@moene.org>
2909 * tree-predcom.c (combine_chains): Return NULL, not false.
2911 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2913 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2914 initialization of variable res to agree with return type.
2916 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2918 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2919 * tree-sra.c: Add include of expr.h.
2921 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2923 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2924 insert the debug stmt on the single non-EH edge from the stmt.
2926 2010-01-22 Richard Henderson <rth@redhat.com>
2929 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2930 the RHS until after generate_subtree_copies has insertted its
2931 code before the current statement.
2933 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2935 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2937 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2939 2010-01-21 Martin Jambor <mjambor@suse.cz>
2941 PR tree-optimization/42585
2942 * tree-sra.c (struct access): New field grp_total_scalarization.
2943 (dump_access): Dump the new field.
2944 (should_scalarize_away_bitmap): New variable.
2945 (cannot_scalarize_away_bitmap): Likewise.
2946 (sra_initialize): Allocate new bitmaps.
2947 (sra_deinitialize): Free new bitmaps.
2948 (create_access_1): New function.
2949 (create_access): Parts moved to create_access_1.
2950 (type_consists_of_records_p): New function.
2951 (completely_scalarize_record): Likewise.
2952 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2953 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2954 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2956 (analyze_all_variable_accesses): Completely scalarize small eligible
2959 2010-01-21 Martin Jambor <mjambor@suse.cz>
2961 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2963 2010-01-21 Andrew Haley <aph@redhat.com>
2965 * gcc.c (process_command): Move lang_specific_driver before
2966 setting cc_libexec_prefix.
2968 2010-01-21 Richard Guenther <rguenther@suse.de>
2971 * fold-const.c (negate_expr_p): Pretend only negative
2972 real constants are easily negatable.
2974 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2975 Jason Merrill <jason@redhat.com>
2977 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2978 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2979 * calls.c (initialize argument_information): Handle it.
2980 * c-common.c (handle_transparent_union_attribute): Use new name.
2981 * c-decl.c (finish_struct): Ditto.
2982 * c-typeck.c (type_lists_compatible_p): Ditto.
2983 (convert_for_assignment): Use new name and also handle record.
2984 * function.c (aggregate_value_p): Handle it.
2985 (pass_by_reference): Ditto.
2986 (assign_parm_data_types): Ditto.
2987 * print-tree.c (print_node): Ditto.
2988 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2989 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2990 * tree.c (first_field): New fn.
2992 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2995 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2996 even when linking statically, for now.
2998 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3001 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3002 without a cselib val.
3003 (count_uses): Accept MO_VAL_SET with no val on stores.
3004 (add_stores): Likewise.
3006 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3008 * var-tracking.c (check_value_val): Add a compile time assertion.
3009 (dv_is_decl_p): Simplify.
3010 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3011 gcc_assert if ENABLE_CHECKING.
3013 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3016 * var-tracking.c: Include tree-flow.h.
3017 (mem_dies_at_call): New.
3018 (dataflow_set_preserve_mem_locs): Use it.
3019 (dataflow_set_remove_mem_locs): Likewise.
3020 (dump_var): Renamed from dump_variable. Adjust all callers.
3021 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3022 * Makefile.in (var-tracking.o): Adjust deps.
3024 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3026 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3028 2010-01-20 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/42717
3031 * tree-ssa-dce.c (get_live_post_dom): Remove.
3032 (forward_edge_to_pdom): Take an arbitrary edge to copy
3033 degenerate PHI args from.
3034 (remove_dead_stmt): Use the first post-dominator even if it
3035 does not contain live statements as redirection destination.
3037 2010-01-20 Richard Guenther <rguenther@suse.de>
3039 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3041 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3043 * sel-sched.c (create_speculation_check): Remove set but not used
3045 (try_transformation_cache): Remove set but not used variable ds.
3046 (calculate_privileged_insns): Remove set but not used variables
3047 cur_insn and min_spec_insn.
3048 (find_best_expr): Remove set but not used variable avail_n.
3049 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3051 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3053 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3054 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3057 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3060 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3061 cpu types. Add support for *-sse3 cpu types.
3062 (x86_64-*-*): Ditto.
3064 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3067 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3068 argument, call initializer_constant_valid_p_1 instead of
3069 initializer_constant_valid_p, pass CACHE to it, return NULL
3070 immediately if first call returns NULL.
3071 (initializer_constant_valid_p_1): New function.
3072 (initializer_constant_valid_p): Use it.
3074 2010-01-20 Thomas Quinot <quinot@adacore.com>
3076 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3078 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3080 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3081 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3082 (loc_list_from_tree): Don't handle unsigned division. Handle
3083 signed modulo using DW_OP_{over,over,div,mul,minus}.
3084 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3085 modulo instead of signed.
3087 2010-01-20 DJ Delorie <dj@redhat.com>
3089 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3091 (h8300_emit_stack_adjustment): Propogate it.
3093 (h8300_expand_prologue): Likewise.
3094 (h8300_expand_epilogue): Likewise.
3096 2010-01-19 Michael Matz <matz@suse.de>
3098 PR tree-optimization/41783
3099 * tree-data-ref.c (toplevel): Include flags.h.
3100 (dump_data_dependence_relation): Also dump the inputs if the
3101 result will be unknown.
3102 (split_constant_offset_1): Look through some conversions.
3103 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3104 the offset from last element is too large.
3105 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3106 (reassociate_to_the_same_stmt): Handle vector registers.
3107 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3109 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3110 wide_prolog_niters argument, emit widening instructions.
3111 (vect_do_peeling_for_alignment): Adjust caller, use widened
3112 variant of the iteration cound.
3113 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3115 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3118 * config/arm/neon-testgen.m (emit_automatics): New parameter
3119 features. Adjust for Fixed_return_reg feature.
3120 (test_intrinsic): Call emit_automatics with new feature.
3121 * config/arm/neon.ml: Update copyright years.
3122 (features): New Fixed_return_reg feature.
3123 (ops): Update feature for Vget_low.
3125 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3127 PR tree-optimization/42719
3128 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3132 * fwprop.c (all_uses_available_at): Return false if def_set dest
3133 is a REG that is used in def_insn.
3135 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3137 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3139 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3142 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3144 * target.h (struct gcc_target) <secondary_reload>: Change type
3145 of last argument to secondary_reload_info *.
3147 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3150 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3151 memory references with unaligned offsets. Remove CQImode handling.
3152 (unaligned_memory_operand): Return 1 for memory references with
3153 unaligned offsets. Remove CQImode handling.
3155 2010-01-18 Richard Guenther <rguenther@suse.de>
3158 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3161 2010-01-18 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/42781
3164 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3165 restrict processing only if the original variable was artificial.
3167 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3169 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3170 find number of popped argument bytes.
3172 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3173 Fix the text that describes the return value for invalid insns.
3175 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3177 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3178 Clarify what 'cost of the -dependence' is. Fix quoting.
3180 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3181 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3183 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3185 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3186 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3188 2010-01-17 Richard Guenther <rguenther@suse.de>
3191 * function.c (split_complex_args): Take a VEC to modify.
3192 (assign_parms_augmented_arg_list): Build a VEC instead of
3193 a chain of PARM_DECLs.
3194 (assign_parms_unsplit_complex): Take a VEC of arguments.
3195 Do not fixup unmodified parms.
3196 (assign_parms): Deal with the VEC.
3197 (gimplify_parameters): Likewise.
3199 2010-01-17 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3202 node existence check.
3203 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3204 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3205 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3206 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3207 (gimple_execute_on_growing_pred): Likewise.
3209 2010-01-17 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/42773
3212 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3213 (compute_antic_aux): Likewise.
3214 (compute_partial_antic_aux): Likewise.
3216 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3219 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3222 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3224 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3227 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3228 Fix markup for strict argument.
3230 (TARGET_SCHED_REORDER2): Fix argument types.
3232 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3233 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3235 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3236 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3238 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3241 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3242 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3243 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3244 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3245 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3247 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3249 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3251 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3252 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3254 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3256 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3259 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3261 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3262 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3264 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3266 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3268 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3269 referring to it. Fix language.
3271 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3273 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3275 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3277 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3279 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3280 '@var{stream}. Remove stray 'and'.
3282 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3284 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3286 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3288 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3289 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3291 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3292 Fix description of return value.
3293 Rename argument "sz" to "len."
3295 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3296 Clarify meaning of 'true' return value.
3298 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3300 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3301 rep_mode versus mode_rep.
3303 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3305 (TARGET_BUILTIN_DECL): Fix name.
3307 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3309 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3311 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3313 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3315 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3317 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3320 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3321 Rename argument tm_fn to md_fn.
3323 (TARGET_OPTION_PRINT): Fix argument list.
3325 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3328 * config/i386/i386.c (ix86_fixup_binary_operands):
3329 Revert FMA4 fixup of operands.
3331 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3334 * Makefile.in (write_entries_to_file, install-plugin):
3335 Use \012 instead of \n with tr.
3337 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3339 * configure.ac (HAVE_AS_REF): New C macro.
3340 * configure: Regenerate.
3341 * config.in: Likewise.
3342 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3344 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3347 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3349 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3351 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3353 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3355 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3357 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3359 (TARGET_BINDS_LOCAL_P): Fix argument type.
3361 (TARGET_ASM_FILE_END): Use prototype.
3363 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3365 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3367 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3369 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3371 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3372 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3374 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3375 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3377 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3378 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3379 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3380 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3382 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3384 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3386 (TARGET_INIT_BUILTINS): Use prototype.
3388 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3389 Put 'const char *' in braces. Fix parameter types.
3390 (TARGET_INVALID_CONVERSION): Fix parameter types.
3391 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3392 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3394 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3397 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3399 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3401 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3403 * doc/tm.texi (TARGET_HELP): Fix return type.
3405 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3406 in braces. Fix argument types.
3408 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3410 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3412 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3414 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3415 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3417 (TARGET_MANGLE_TYPE): Fix argument types.
3419 (TARGET_IRA_COVER_CLASSES): Use prototype.
3421 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3423 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3425 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3427 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3429 (TARGET_CALLEE_COPIES): Fix argument types.
3431 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3433 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3435 (TARGET_FUNCTION_VALUE): Fix argument types.
3437 (TARGET_RETURN_IN_MSB): Fix argument type.
3439 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3441 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3443 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3445 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3446 agree with return type.
3448 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3450 2010-01-15 Jing Yu <jingyu@google.com>
3452 PR rtl-optimization/42691
3453 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3454 a pseudo to a constant and are merged, and adjust comments.
3456 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3458 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3460 2010-01-15 Richard Guenther <rguenther@suse.de>
3463 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3464 labels of computed or non-local gotos to the destination.
3465 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3466 landing pad label is the first label.
3468 2010-01-15 Richard Guenther <rguenther@suse.de>
3470 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3472 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3475 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3476 to allow generation of the xssqrtdp instruction on power7.
3477 (sqrtdf2_fpr): Ditto.
3479 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3482 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3483 functions with noreturn attribute.
3486 * varasm.c (declare_weak): Add weak attribute to decl if it
3487 doesn't have one already.
3488 (assemble_external): Only add decls to weak_decls if they also
3489 have weak attribute.
3491 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3493 * var-tracking.c (var_reg_delete): Don't delete the association
3494 between REGs and values or one-part variables if the register
3497 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3500 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3501 because its first operand is a non-localized variable.
3503 2010-01-14 Martin Jambor <mjambor@suse.cz>
3505 PR tree-optimization/42706
3506 * tree-sra.c (encountered_recursive_call): New variable.
3507 (encountered_unchangable_recursive_call): Likewise.
3508 (sra_initialize): Initialize both new variables.
3509 (callsite_has_enough_arguments_p): New function.
3510 (scan_function): Call decl and flags check only for IPA-SRA, check
3511 whether there is a recursive call and whether it has enough arguments.
3512 (all_callers_have_enough_arguments_p): New function.
3513 (convert_callers): Look for recursive calls only when
3514 encountered_recursive_call is set.
3515 (ipa_early_sra): Bail out either if
3516 !all_callers_have_enough_arguments_p or
3517 encountered_unchangable_recursive_call.
3519 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3521 * sel-sched.c: Add 2010 to copyright years.
3522 * sel-sched-ir.c: Likewise.
3523 * sel-sched-ir.h: Likewise.
3525 2010-01-14 Martin Jambor <mjambor@suse.cz>
3527 PR tree-optimization/42714
3528 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3529 constructors specially.
3531 2010-01-14 Andi Kleen <ak@linux.intel.com>
3533 * config/i386/drivers-i386.c (detect_caches_intel):
3534 Add l2sizekb parameter and fill in.
3535 (host_detect_local_cpu): Add l2sizekb, fill in.
3536 Add Atom small cache heuristic.
3538 2010-01-14 Andi Kleen <ak@linux.intel.com>
3540 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3541 Add level3 parameter and fill in.
3542 (detect_caches_intel): Handle level3 cache.
3544 2010-01-14 Andi Kleen <ak@linux.intel.com>
3546 * config/i386/drivers-i386.c (host_detect_local_cpu):
3547 Fix core duo detection.
3549 2010-01-14 Andi Kleen <ak@linux.intel.com>
3551 * config/i386/drivers-i386.c (host_detect_local_cpu):
3554 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3556 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3557 (rs6000_variable_issue_1): this. Use...
3558 (rs6000_variable_issue): here. Reimplement. Print debug info.
3560 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3562 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3563 sel_restore_notes. Update all callers. Call reemit_notes
3566 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3568 PR rtl-optimization/42246
3569 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3572 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3574 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3575 all successors is the same as number of successors in current region.
3577 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3579 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3580 to rename is not separable. Otherwise check that its LHS is not NULL.
3582 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3584 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3586 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3588 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3589 available registers when failed to discover LHS register class.
3590 Fix indentation. Update comment.
3592 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3593 Alexander Monakov <amonakov@ispras.ru>
3595 PR rtl-optimization/42389
3596 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3598 (advance_state_on_fence): Likewise.
3599 (sel_target_adjust_priority): Print debug output only when
3600 sched_verbose >= 4, not 2.
3601 (get_expr_cost): Do not issue all unique insns on the next cycle.
3602 (fill_insns): Initialize can_issue_more from the value saved
3604 * sel-sched-ir.c (flist_add): New parameter issue_more.
3605 Init FENCE_ISSUE_MORE with it.
3606 (merge_fences): Likewise.
3607 (init_fences): Update call to flist_add.
3608 (add_to_fences, add_clean_fence_to_fences)
3609 (add_dirty_fence_to_fences): Likewise.
3610 (move_fence_to_fences): Update call to merge_fences.
3611 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3613 * sel-sched-ir.h (struct _fence): New field issue_more.
3614 (FENCE_ISSUE_MORE): New accessor macro.
3616 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3618 PR rtl-optimization/42388
3619 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3620 that have no predecessors nor successors. Do not call move_bb_info
3621 for empty blocks outside of current region.
3623 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3625 PR rtl-optimization/42294
3626 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3627 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3628 originators' originators.
3630 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3632 PR rtl-optimization/39453
3633 PR rtl-optimization/42246
3634 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3636 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3638 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3639 Alexander Monakov <amonakov@ispras.ru>
3642 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3643 (maybe_tidy_empty_bb): ... here. Make static. Add new
3644 argument. Update all callers.
3645 (tidy_control_flow): ... and here. Recompute topological order
3646 of basic blocks in region if necessary.
3647 (sel_redirect_edge_and_branch): Change return type. Return true
3648 if topological order might have been invalidated.
3649 (purge_empty_blocks): Export and move from...
3650 * sel-sched.c (purge_empty_blocks): ... here.
3651 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3652 (maybe_tidy_empty_bb): Delete prototype.
3653 (purge_empty_blocks): Declare.
3655 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3657 PR rtl-optimization/42249
3658 * sel-sched.c (try_replace_dest_reg): When chosen register
3659 and original register is the same, do not bail out early, but
3660 still check all original insns for validity of replacing destination
3661 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3664 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3667 Port from no-undefined-overflow branch:
3668 2009-03-09 Richard Guenther <rguenther@suse.de>
3670 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3672 2010-01-14 Richard Guenther <rguenther@suse.de>
3675 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3677 2010-01-14 Ira Rosen <irar@il.ibm.com>
3679 PR tree-optimization/42709
3680 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3681 as scalar type in creation of constant vector operand.
3683 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3686 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3687 (check-parallel-%): Match `testsuite' directory component only
3690 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3692 PR translation/39521
3693 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3696 2010-01-13 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/42730
3699 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3702 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3705 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3706 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3709 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3711 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3712 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3713 ___umulsi3_highpart.
3715 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3716 rather than schedule_insns if the pass is enabled.
3718 2010-01-13 Martin Jambor <mjambor@suse.cz>
3720 PR tree-optimization/42704
3721 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3724 2010-01-13 Martin Jambor <mjambor@suse.cz>
3726 PR tree-optimization/42703
3727 * tree-sra.c (analyze_access_subtree): Check that we can build a
3728 reference to the original data within the aggregate.
3730 2010-01-13 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/42705
3733 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3735 2010-01-13 Richard Guenther <rguenther@suse.de>
3738 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3740 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3743 * var-tracking.c (values_to_unmark): New variable.
3744 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3745 values_to_unmark vector. Moved body to...
3746 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3747 instead queue it into values_to_unmark vector.
3748 (vt_find_locations): Free values_to_unmark vector.
3750 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3752 * config/s390/s390.c (override_options): Set
3753 default of max-pending-list-length to 256
3755 2010-01-13 Richard Guenther <rguenther@suse.de>
3758 * tree-pass.h (PROP_gimple_lcx): New.
3759 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3760 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3761 before the final cleanup_eh.
3762 (dump_properties): Dump PROP_gimple_lcx.
3763 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3764 (tree_lower_complex_O0): Remove.
3765 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3766 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3767 tree_lower_complex, schedule TODO_update_ssa.
3768 * lto-streamer-out.c (output_function): Stream the functions
3770 * lto-streamer-in.c (input_function): Likewise.
3771 (lto_read_body): Do not override them here.
3773 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3776 * c-typeck.c (build_c_cast): Fold value cast to union type before
3777 wrapping it in a CONSTRUCTOR.
3779 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3781 PR rtl-optimization/42699
3782 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3785 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3787 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3788 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3789 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3790 SUBTARGET_WARN_UNUSED_SPEC): ... here
3791 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3793 2010-01-12 Julian Brown <julian@codesourcery.com>
3795 * config/arm/neon-schedgen.ml (Utils): Don't try to
3796 open missing module.
3797 (find_with_result): New.
3799 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3802 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3803 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3805 PR tree-optimization/42645
3806 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3807 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3808 decl_map, set processing_debug_stmt to -1 and return name without
3811 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3813 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3814 binutils version, and reword target configuration description.
3816 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3818 * config/avr/avr.h (LINKER_NAME): Remove.
3820 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3823 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3824 that support VSX, warn for -mno-altivec if vsx is not disabled,
3827 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3828 Shujing Zhao <pearly.zhao@oracle.com>
3830 PR translation/42469
3831 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3832 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3833 character between option name and help text.
3834 * c.opt (imultilib): Likewise.
3836 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3838 * lto-streamer-out.c (output_unreferenced_globals): Output static
3841 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3843 PR rtl-optimization/42621
3844 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3845 optimizing for size.
3846 (duplicate_computed_gotos): Remove now-redundant check.
3848 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3851 * configure.ac: Save and restore LDFLAGS and LIBS
3852 * configure: Regenerate.
3854 2010-01-10 Richard Guenther <rguenther@suse.de>
3857 * builtins.c (fold_builtin_strlen): Add type argument and
3858 convert the resulting length to it.
3859 (fold_builtin_1): Adjust.
3861 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3863 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3864 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3866 (num_insns_constant_wide): Adjust for that change.
3868 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3871 * web.c (union_defs): Add used argument, to combine uses of
3873 (entry_register): Adjust type and tests of used argument.
3874 (web_main): Widen used for new use. Pass it to union_defs.
3875 * df.h (union_defs): Adjust prototype.
3877 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3880 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3881 uses in new incoming argument. Free body.
3882 (reset_debug_uses_in_loop): New.
3883 (analyze_insn_to_expand_var): Call the latter if the former found
3884 anything. Fix whitespace. Reject invalid dest overlaps before
3885 going through all insns in the loop.
3887 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3890 * haifa-sched.c (dying_use_p): Debug insns don't count.
3892 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3895 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3896 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3897 (verify_gimple_call): Reject LHS in noreturn calls.
3899 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3903 * tree-vect-loop-manip.c (adjust_info): New type.
3904 (adjust_vec): New pointer to vector.
3905 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3906 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3907 (slpeel_update_phis_for_duplicate_loop): Use them.
3908 (slpeel_update_phi_nodes_for_guard1): Likewise.
3909 (slpeel_update_phi_nodes_for_guard2): Likewise.
3910 (slpeel_tree_peel_loop_to_edge): Likewise.
3911 (vect_update_ivs_after_vectorizer): Likewise.
3913 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3915 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3916 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3918 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3920 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3921 bogus uninitialized warning.
3923 2010-01-09 Richard Guenther <rguenther@suse.de>
3926 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3927 the evolution is compatible with the initial condition.
3929 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3931 * gcc.c (process_command): Update copyright notice dates.
3932 * gcov.c (print_version): Likewise.
3933 * gcov-dump.c (print_version): Likewise.
3934 * mips-tfile.c (main): Likewise.
3935 * mips-tdump.c (main): Likewise.
3937 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3940 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3942 (rotlhi3_8): Delete.
3944 (rotlsi3_8): Delete.
3945 (rotlsi3_16): Delete.
3946 (rotlsi3_24): Delete.
3948 (*rotw<mode>3): New.
3949 (*rotb<mode>3): New.
3950 * config/avr/avr.c (avr_rotate_bytes): New function.
3951 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3953 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3956 * configure.ac: Modify -rdynamic check.
3957 * configure: Regenerate.
3959 2010-01-08 DJ Delorie <dj@redhat.com>
3961 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3962 register popping order.
3964 2010-01-08 Richard Guenther <rguenther@suse.de>
3967 * c.opt (fsigned-char): Also let LTO handle this option.
3968 (funsigned-char): Likewise.
3970 2010-01-07 Richard Guenther <rguenther@suse.de>
3972 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3973 (gimple_op): Likewise.
3974 (gimple_op_ptr): Likewise.
3975 (gimple_assign_set_lhs): Remove gcc_assert.
3976 (gimple_assign_set_rhs1): Likewise.
3977 (gimple_assign_set_rhs2): Likewise.
3978 (gimple_call_set_lhs): Likewise.
3979 (gimple_call_set_fn): Likewise.
3980 (gimple_call_set_fndecl): Likewise.
3981 (gimple_call_fndecl): Likewise.
3982 (gimple_call_return_type): Likewise.
3983 (gimple_call_set_chain): Likewise.
3984 (gimple_call_num_args): Likewise.
3985 (gimple_call_set_arg): Likewise.
3986 (gimple_cond_set_code): Likewise.
3987 (gimple_cond_set_lhs): Likewise.
3988 (gimple_cond_set_rhs): Likewise.
3989 (gimple_cond_set_true_label): Likewise.
3990 (gimple_cond_set_false_label): Likewise.
3991 (gimple_label_set_label): Likewise.
3992 (gimple_goto_set_dest): Likewise.
3993 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3994 (gimple_debug_bind_get_value): Likewise.
3995 (gimple_debug_bind_get_value_ptr): Likewise.
3996 (gimple_debug_bind_set_var): Likewise.
3997 (gimple_debug_bind_set_value): Likewise.
3998 (gimple_debug_bind_reset_value): Likewise.
3999 (gimple_debug_bind_has_value_p): Likewise.
4000 (gimple_return_retval_ptr): Remove gcc_assert.
4001 (gimple_return_retval): Likewise.
4002 (gimple_return_set_retval): Likewise.
4003 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4004 (safe_referenced_var_iterator): Remove.
4005 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4006 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4007 (fill_referenced_var_vec): Remove.
4008 (first_readonly_imm_use): Remove redundant gcc_assert.
4009 (phi_arg_index_from_use): Combine gcc_asserts.
4010 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4011 (first_imm_use_stmt): Remove redundant gcc_assert.
4012 * tree-cfg.c (verify_gimple_call): Verify function and chain
4013 operands. Verify arguments.
4014 (verify_types_in_gimple_stmt): Verify condition code and labels.
4016 2010-01-07 Richard Guenther <rguenther@suse.de>
4018 PR tree-optimization/42641
4019 * sese.c (rename_map_elt_info): Use the SSA name version, do
4022 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4024 PR tree-optimization/42625
4025 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4026 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4028 2010-01-07 Duncan Sands <baldrick@free.fr>
4030 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4032 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4035 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4036 note itself is not function_invariant_p.
4038 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4040 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4041 Do not add the DF_NOTE problem.
4042 * store-motion.c (execute_rtl_store_motion): Likewise.
4044 2010-01-07 Martin Jambor <mjambor@suse.cz>
4046 PR tree-optimization/42157
4047 * tree-sra.c (compare_access_positions): Stabilize sort if both
4048 accesses have integer types, return zero immediately if they are the
4051 2010-01-06 Richard Henderson <rth@redhat.com>
4054 * haifa-sched.c (add_to_note_list): Merge into ...
4055 (concat_note_lists): ... here, and ...
4056 (unlink_other_notes, rm_other_notes): Merge into...
4057 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4058 NOTE_INSN_EPILOGUE_BEG.
4060 2010-01-06 Richard Guenther <rguenther@suse.de>
4062 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4063 not inline regular functions into always-inline functions.
4065 2010-01-06 Nick Clifton <nickc@redhat.com>
4067 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4068 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4070 (OVERRIDE_OPTIONS): Delete.
4071 (OPTIMIZATION_OPTIONS): Define.
4072 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4073 * config/rx/rx.c (rx_handle_option): Issue an error message if
4074 -mcpu=rx200 and -fpu are used together.
4075 (rx_set_optimization_options): New function. Issue an error
4076 message if an optimization attribute attempts to reset the FPU/
4077 math optimization pairing.
4078 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4079 * config/rx/rx.opt: Set the default to 32-bit doubles.
4080 * config/rx/t-rx: Add multilibs for -nofpu option.
4081 * doc/invoke.texi: Update documentation of RX options.
4083 2010-01-06 Richard Guenther <rguenther@suse.de>
4085 * tree-ssa-pre.c (name_to_id): New global.
4086 (alloc_expression_id): Simplify SSA name handling.
4087 (lookup_expression_id): Likewise.
4088 (init_pre): Zero name_to_id.
4089 (fini_pre): Free it.
4091 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4093 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4095 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4098 * config/i386/sse.md (smaxv2di3): New.
4099 (umaxv2di3): Likewise.
4100 (sminv2di3): Likewise.
4101 (uminv2di3): Likewise.
4103 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4106 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4107 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4108 (legitimize_tls_address): Likewise.
4109 (sparc_tls_referenced_p): Likewise.
4110 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4111 and adjust calls to legitimize_pic_address.
4112 (legitimate_constant_p) Use sparc_tls_referenced_p.
4113 (legitimate_pic_operand_p): Likewise.
4114 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4115 (sparc_tls_symbol_ref_1): Delete.
4116 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4117 (legitimize_tls_address): Make static, handle CONST patterns.
4118 (legitimize_pic_address): Make static, remove unused parameter and
4119 adjust recursive calls.
4120 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4121 and adjust call to legitimize_pic_address.
4122 (sparc_output_mi_thunk): Likewise.
4124 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4125 H.J. Lu <hongjiu.lu@intel.com>
4128 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4129 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4130 operands to make them signed.
4133 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4136 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4137 GTU to GT for V4SI and V2DI.
4139 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4140 (umin<mode>3): Removed.
4142 (uminv4si3): Likewise.
4144 2010-01-05 Martin Jambor <mjambor@suse.cz>
4146 PR tree-optimization/42462
4147 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4148 current_function_decl to helper functions and macros.
4150 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4153 * flags.h: Don't include real.h.
4154 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4155 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4156 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4157 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4158 * dominance.c: Update copyright.
4159 * gimple.c (walk_gimple_op): Remove inline.
4160 * tree-ssa-reassoc.c: Include real.h.
4161 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4162 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4164 2010-01-05 Nick Clifton <nickc@redhat.com>
4166 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4167 register to push into the stack frame when the accumulator has to
4168 be saved during interrupts.
4170 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4172 * doc/invoke.texi: Remove the documentation about option
4174 * common.opt (Wunreachable-code): Preserved for backward
4176 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4177 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4178 the backward compatibility flag section.
4180 2010-01-05 Richard Guenther <rguenther@suse.de>
4182 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4184 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4187 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4189 PR tree-optimization/42508
4190 * tree-sra.c (convert_callers): Check for recursive call
4191 by comparing cgraph nodes instead of decls.
4192 (modify_function): Call ipa_modify_formal_parameters also
4193 on all same_body aliases.
4195 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4196 cgraph nodes when checking for same_body aliases.
4198 2010-01-05 Richard Guenther <rguenther@suse.de>
4200 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4201 allocation and lookup.
4202 (get_or_alloc_expr_for_constant): Likewise.
4203 (phi_translate): Sink allocation.
4205 2010-01-04 Richard Guenther <rguenther@suse.de>
4207 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4208 a new entry only if needed.
4209 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4210 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4212 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4214 (phi_translate): Handle CONSTANTs early.
4216 2010-01-04 Martin Jambor <mjambor@suse.cz>
4218 PR tree-optimization/42398
4219 * tree-sra.c (struct access): Removed flag grp_different_types.
4220 (dump_access): Do not dump the removed flag.
4221 (sort_and_splice_var_accesses): Do not set the removed flag.
4222 (sra_modify_expr): Check for type compatibility directly.
4224 2010-01-04 Martin Jambor <mjambor@suse.cz>
4226 PR tree-optimization/42366
4227 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4228 edges with variable number of parameters.
4229 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4230 flag instead of asserting it.
4231 (ipa_read_node_info): Read uses_analysis_done flag.
4233 2010-01-04 Richard Guenther <rguenther@suse.de>
4235 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4236 iterative_hash_* as intended.
4237 (vn_reference_compute_hash): Likewise. Simplify hashing
4239 (vn_reference_lookup_2): Likewise.
4240 (vn_nary_op_compute_hash): Likewise.
4241 (vn_phi_compute_hash): Likewise.
4242 (expressions_equal_p): Remove strange code.
4243 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4244 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4245 (bitmap_insert_into_set_1): Take value-id as parameter.
4246 (add_to_value): Pass it.
4247 (bitmap_insert_into_set): Likewise.
4248 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4250 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4253 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4254 (do_self_spec): For switches with SWITCH_IGNORE set set also
4255 SWITCH_IGNORE_PERMANENTLY.
4256 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4259 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4261 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4262 tree of an unreferenced global var.
4264 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4267 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4268 GTU to GT for V4SI and V2DI.
4270 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4271 (umin<mode>3): Removed.
4273 (uminv4si3): Likewise.
4275 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4278 * collect2.c (main): Turn on trace in collect2 if -v is passed
4281 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4283 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4284 description of expression operand.
4286 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4288 * configure.ac: Add install-html to target_list for Make-hooks.
4289 * configure: Regenerate.
4290 * fortran/Make-lang.in (F95_HTMLFILES): New.
4291 (fortran.html): Use it.
4292 (fortran.install-html): New.
4293 * Makefile.in (install-html): Add lang.install-html.
4294 * java/Make-lang.in (JAVA_HTMLFILES): New.
4295 (java.html): Use it.
4296 (java.install-html): New.
4297 * objc/Make-lang.in (objc.install-html): New.
4298 * objcp/Make-lang.in (obj-c++.install-html): New.
4299 * cp/Make-lang.in (c++.install-html): New.
4300 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4301 * lto/Make-lang.in (lto.install-html): New.
4303 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4306 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4308 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4310 PR rtl-optimization/41862
4311 * store-motion.c (store_killed_in_insn, compute_store_table,
4312 remove_reachable_equiv_notes, replace_store_insn,
4313 build_store_vectors): Ignore all DEBUG_INSNs.
4315 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4318 * common.opt: Add dumpdir.
4320 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4322 (option_map): Add --dumpdir.
4324 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4326 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4328 * opts.c (decode_options): Try dump_dir_name first if
4329 dump_base_name isn't an absolute path.
4330 (common_handle_option): Handle OPT_dumpdir.
4332 * toplev.c (dump_dir_name): New.
4333 (print_switch_values): Also ignore -dumpdir.
4335 * toplev.h (dump_dir_name): New.
4337 2010-01-03 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/42589
4340 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4341 double-word expansion of bswap32.
4343 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4345 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4346 with BLOCK_FOR_INSN.
4347 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4348 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4349 noce_process_if_block): Likewise.
4350 * gcse.c (compute_local_properties, insert_expr_in_table,
4351 insert_set_in_table, canon_list_insert, find_avail_set,
4352 pre_insert_copy_insn): Likewise.
4354 * basic-block.h (BLOCK_NUM): Move from here...
4355 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4357 2010-01-03 Richard Guenther <rguenther@suse.de>
4359 PR tree-optimization/42438
4360 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4361 contains_may_not_return_call flag.
4362 (BB_MAY_NOTRETURN): New.
4363 (valid_in_sets): Trapping nary operations are not valid
4364 in blocks that may not return.
4365 (insert_into_preds_of_block): Remove check for trapping expressions.
4366 (compute_avail): Compute also BB_MAY_NOTRETURN.
4368 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4370 * doc/invoke.texi: Add 2010 to copyright years.
4372 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4374 * config/sparc/sparc.c: Fix formatting nits.
4376 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4377 Alexander Monakov <amonakov@ispras.ru>
4379 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4381 2010-01-02 Richard Guenther <rguenther@suse.de>
4384 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4385 (simplify_switch_using_ranges): Mark to be removed edges
4388 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4390 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4392 * collect2.c (scan_libraries): Add missing argument in call to
4395 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4398 * config/alpha/predicates.md (aligned_memory_operand): Return false
4400 (unaligned_memory_operand): Return true for CQImode.
4401 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4402 doesn not cross aligned SImode word boundary.
4404 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4406 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4408 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4409 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4411 2010-01-02 Richard Guenther <rguenther@suse.de>
4414 * toplev.c (compile_file): Emit LTO marker properly. Change
4416 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4418 2010-01-01 Richard Guenther <rguenther@suse.de>
4421 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4423 2010-01-01 Richard Guenther <rguenther@suse.de>
4426 * c-decl.c (grokdeclarator): For zero-size arrays force
4427 structural equality checks as layout_type does.
4429 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4431 * builtins.c: Update copyright to 2010.
4433 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4436 * lto-streamer-out.c (produce_asm): Revert the last change.
4437 (copy_function): Likewise.
4439 * lto-streamer.c (lto_get_section_name): Skip any leading
4442 2010-01-01 Richard Guenther <rguenther@suse.de>
4445 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4449 Copyright (C) 2010 Free Software Foundation, Inc.
4451 Copying and distribution of this file, with or without modification,
4452 are permitted in any medium without royalty provided the copyright
4453 notice and this notice are preserved.