1 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5 because of sign-extension change when converting to sizetype here...
6 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
8 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
9 the folding to constants. Remove redundant final conversion.
10 (fold_binary) <associate>: Do not associate if the re-association of
11 constants alone overflows.
12 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
13 to the end of the list.
14 (multiple_of_p) <COND_EXPR>: New case.
16 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
18 * opt-functions.awk (opt_sanitized_name): New.
20 * optc-gen.awk: Use it
21 * opth-gen.awk: Use it.
23 2010-04-13 Martin Jambor <mjambor@suse.cz>
25 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
26 (sra_modify_assign): Delete stmts loading dead data even if racc has no
27 children. Call replace_uses_with_default_def_ssa_name to handle
30 2010-04-13 Michael Matz <matz@suse.de>
33 * builtins.c (expand_builtin_interclass_mathfn): Also create
34 a register if the predicate doesn't match.
36 2010-04-13 Diego Novillo <dnovillo@google.com>
38 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
39 * c-pch.c: Include timevar.h.
40 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
41 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE
43 * ggc-common.c: Include timevar.h.
44 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT
46 * timevar.def (TV_PCH_SAVE): Define.
47 (TV_PCH_CPP_SAVE): Define.
48 (TV_PCH_PTR_REALLOC): Define.
49 (TV_PCH_PTR_SORT): Define.
50 (TV_PCH_RESTORE): Define.
51 (TV_PCH_CPP_RESTORE): Define.
53 2010-04-13 Michael Matz <matz@suse.de>
55 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
57 (can_reassociate_p): New function.
58 (break_up_subtract_bb, reassociate_bb): Use it.
60 2010-04-13 Richard Guenther <rguenther@suse.de>
63 * builtins.c (c_readstr): Fix assert.
65 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
68 when generating cltd insn.
70 (*ashl<mode>3_1): Remove special handling for register operand 2.
71 (*ashlsi3_1_zext): Ditto.
73 (*ashlhi3_1_lea): Ditto.
75 (*ashlqi3_1_lea): Ditto.
76 (*<shiftrt_insn><mode>3_1): Ditto.
77 (*<shiftrt_insn>si3_1_zext): Ditto.
78 (*<shiftrt_insn>qi3_1_slp): Ditto.
79 (*<rotate_insn><mode>3_1): Ditto.
80 (*<rotate_insn>si3_1_zext): Ditto.
81 (*<rotate_insn>qi3_1_slp): Ditto.
83 2010-04-13 Richard Guenther <rguenther@suse.de>
85 * tree-ssa-structalias.c (callused_id): Remove.
86 (call_stmt_vars): New.
87 (get_call_vi): Likewise.
88 (lookup_call_use_vi): Likewise.
89 (lookup_call_clobber_vi): Likewise.
90 (get_call_use_vi): Likewise.
91 (get_call_clobber_vi): Likewise.
92 (make_transitive_closure_constraints): Likewise.
93 (handle_const_call): Adjust to do per-call call-used handling.
94 (handle_pure_call): Likewise.
95 (find_what_var_points_to): Remove general callused handling.
96 (init_base_vars): Likewise.
97 (init_alias_vars): Initialize call_stmt_vars.
98 (compute_points_to_sets): Process call-used and call-clobbered
99 vars for call statements.
100 (delete_points_to_sets): Free call_stmt_vars.
102 2010-04-13 Richard Guenther <rguenther@suse.de>
104 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
105 Only add RW dependence for dependence distance zero.
106 Adjust maximal vectorization factor according to dependences.
107 Move alignment handling ...
108 (vect_find_same_alignment_drs): ... here. New function.
109 (vect_analyze_data_ref_dependences): Adjust.
110 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
111 (vect_analyze_data_refs): Adjust minimal vectorization factor
112 according to data references.
113 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
114 dependences before determining the vectorization factor.
115 Analyze alignment after determining the vectorization factor.
116 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
117 dependences before alignment.
118 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
120 (vect_analyze_data_refs): Likewise.
121 (MAX_VECTORIZATION_FACTOR): New define.
123 2010-04-13 Duncan Sands <baldrick@free.fr>
125 * except.h (lang_eh_type_covers): Remove.
126 * except.c (lang_eh_type_covers): Likewise.
128 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
129 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
131 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
132 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
133 UNITS_PER_LONG where it is ABI relevant.
134 (s390_return_addr_rtx): Likewise.
135 (s390_back_chain_rtx): Likewise.
136 (s390_frame_area): Likewise.
137 (s390_frame_info): Likewise.
138 (s390_initial_elimination_offset): Likewise.
139 (save_gprs): Likewise.
140 (s390_emit_prologue): Likewise.
141 (s390_emit_epilogue): Likewise.
142 (s390_function_arg_advance): Likewise.
143 (s390_function_arg): Likewise.
144 (s390_va_start): Likewise.
145 (s390_gimplify_va_arg): Likewise.
146 (s390_function_profiler): Likewise.
147 (s390_optimize_prologue): Likewise.
148 (s390_rtx_costs): Likewise.
149 (s390_secondary_reload): Likewise.
150 (s390_promote_function_mode): Likewise.
151 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
152 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
154 (s390_unwind_word_mode): New function.
155 (s390_function_value): Split 64 bit values into register pair if
156 used as return value.
157 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
158 function call parameters. Handle parallels.
159 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
160 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
161 (DWARF_CIE_DATA_ALIGNMENT): New macro.
162 (s390_expand_setmem): Remove unused variable src_addr.
163 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
164 deal with 64 bit registers.
165 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
166 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
167 (UNITS_PER_LONG): New macro.
168 * libjava/include/s390-signal.h: Define extended ucontext
169 structure containing the upper halfs of the 64 bit registers.
171 2010-04-13 Simon Baldwin <simonb@google.com>
173 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
175 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
177 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
178 rvalue on the RHS if the LHS is of a non-renamable type.
179 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
181 2010-04-13 Matthias Klose <doko@ubuntu.com>
183 * gcc.c (cc1_options): Handle -iplugindir before processing
184 the cc1 spec. Only add -iplugindir once.
185 (cpp_unique_options): Add -iplugindir option if -fplugin* options
187 * common.opt (iplugindir): Remove `Separate' property, initialize.
188 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
190 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
191 (distclean): Remove plugin dir.
192 * doc/invoke.texi: Document -iplugindir.
194 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
196 * doc/plugins.texi (Loading Plugins): Document short
198 (Plugin API): Mention default_plugin_dir_name function.
200 * gcc.c (find_file_spec_function): Add new declaration.
201 (static_spec_func): Use it for "find-file".
202 (find_file_spec_function): Add new function.
203 (cc1_options): Add -iplugindir option if -fplugin* options found.
205 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
207 * plugin.c (add_new_plugin): Updated comment, and handle short
209 (default_plugin_dir_name): Added new function.
211 * common.opt (iplugindir): New option to set the plugin directory.
213 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.md (any_rotate): New code iterator.
216 (rotate_insn): New code attribute.
218 (SWIM124): New mode iterator.
219 (<rotate_insn>ti3): New expander.
220 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
221 any_rotate code iterator.
222 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
223 using any_rotate code iterator and SWIM124 mode iterator.
224 (ix86_rotlti3): New insn_and_split pattern.
225 (ix86_rotrti3): Ditto.
226 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
227 ix86_rotl{di,ti}3 patterns.
228 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
229 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
230 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
231 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
232 code iterator and SWI mode iterator.
233 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
234 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
236 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
237 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
238 (bswap rotatert splitter): Add splitter.
239 (bswap splitter): Macroize splitter using any_rotate code iterator.
240 Add insn predicate to split only for TARGET_USE_XCHGB or when
241 optimizing function for size.
243 2010-04-12 Steve Ellcey <sje@cup.hp.com>
245 * config/pa/pa.c (emit_move_sequence): Remove use of
246 deleted variable flag_argument_noalias.
248 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
250 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
252 Add to unsupported targets list.
253 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
254 sparc*-sun-solaris2.[567]* from target lists.
255 * configure: Regenerate.
256 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
258 Remove Solaris 7 patch references.
259 (Specific, sparc-sun-solaris2.7): Removed.
260 (sparc-sun-solaris2*): Update Solaris 7 example.
261 (sparc64-*-solaris2*): Likewise.
263 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
265 * config.build (alpha*-dec-osf4*): Remove.
266 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
267 of obsolete configurations.
268 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
270 * config/alpha/t-osf4: Renamed to ...
271 * config/alpha/t-osf5: ... this.
272 * config/alpha/osf.h: Renamed to ...
273 * config/alpha/osf5.h: ... this.
274 Merged old osf5.h contents.
276 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
277 (EXTRA_SPECS): Removed.
278 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
279 reflect removal of Tru64 UNIX V4.0/V5.0 support.
282 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
284 * doc/contrib.texi (Contributors, Rainer Orth): Update.
286 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
289 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
290 __thiscall convention.
292 2010-04-12 Steve Ellcey <sje@cup.hp.com>
294 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
296 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
298 2010-04-12 Steve Ellcey <sje@cup.hp.com>
300 * function.c (assign_parms_initialize_all): Add unused attribute
303 2010-04-12 Richard Guenther <rguenther@suse.de>
305 * gsstruct.def (GSS_CALL): New.
306 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
307 * gimple.h: Include tree-ssa-alias.h.
308 (struct gimple_statement_call): New.
309 (union gimple_statement_struct_d): Add gimple_call member.
310 (gimple_call_reset_alias_info): Declare.
311 (gimple_call_use_set): New function.
312 (gimple_call_clobber_set): Likewise.
313 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
314 * gimple.c (gimple_call_reset_alias_info): New function.
315 (gimple_build_call_1): Call it.
316 * lto-streamer-in.c (input_gimple_stmt): Likewise.
317 * tree-inline.c (remap_gimple_stmt): Likewise.
318 (expand_call_inline): Remove callused handling.
319 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
320 * tree-dfa.c (dump_variable): Likewise.
321 * tree-parloops.c (parallelize_loops): Likewise.
322 * tree-ssa.c (init_tree_ssa): Likewise.
323 (delete_tree_ssa): Likewise.
324 * tree-flow-inline.h (is_call_used): Remove.
325 * tree-flow.h (struct gimple_df): Remove callused member.
326 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
327 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
328 (ref_maybe_used_by_call_p_1): Simplify.
329 (call_may_clobber_ref_p_1): Likewise.
330 * tree-ssa-structalias.c (compute_points_to_sets): Set
331 the call stmt used and clobbered sets.
332 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
333 (find_tail_calls): Verify the tail call.
335 2010-04-12 Richard Guenther <rguenther@suse.de>
337 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
338 single-iteration always-inline inlining.
339 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
340 (cgraph_decide_inlining): Do not handle always-inline specially.
341 (try_inline): Remove always-inline cycle detection special case.
342 Do not recurse on always-inlines.
343 (cgraph_early_inlining): Do not iterate if not optimizing.
344 (cgraph_gate_early_inlining): remove.
345 (pass_early_inline): Run unconditionally.
346 (gate_cgraph_decide_inlining): New function.
347 (pass_ipa_inline): Use it. Do not run the IPA inliner if
348 not inlining or optimizing.
349 (cgraph_decide_inlining_of_small_functions): Also consider
350 always-inline functions.
351 (cgraph_default_inline_p): Return true for nodes which should
352 disregard inline limits.
353 (estimate_function_body_sizes): Assume zero size and time for
354 nodes which are marked as disregarding inline limits.
355 (cgraph_decide_recursive_inlining): Do not perform recursive
356 inlining on always-inline nodes.
358 2010-04-12 Jakub Jelinek <jakub@redhat.com>
361 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
362 for exprs satisfying handled_component_p.
364 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
366 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
367 non-constant aggregate elements.
369 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
370 is a real initialization.
372 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
375 * c-decl.c (start_function): Move forward check for nested function.
377 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
379 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
380 * config/sh/sh.c: Include reload.h.
381 (sh_legitimize_reload_address): New.
382 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
383 sh_legitimize_reload_address.
385 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
387 * config/sh/sh.md (*movqi_pop): New insn pattern.
388 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
390 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/i386.md (any_shiftrt): New code iterator.
393 (shiftrt_insn): New code attribute.
395 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
396 using any_shiftrt code iterator.
397 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
398 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
399 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
400 pattern from corresponding peephole2 patterns.
401 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
402 using any_shiftrt code iterator.
403 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
404 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
405 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
406 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
407 *{ashr,lshr}<mode>3_cmp_zext.
408 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
410 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
414 (*lshr<mode>3_cconly): Ditto.
416 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.md (lshr<mode>3): Macroize expander from
419 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
420 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
421 pattern from *lshr{di,ti}3_1 and corresponding splitters using
423 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
424 from corresponding peephole2 patterns.
425 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
426 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
427 and *lshrdi3_1_rex64 using SWI mode iterator.
428 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
429 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
430 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
431 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
432 and *lshrdi3_cmp_rex64 using SWI mode iterator.
433 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
434 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
435 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
436 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
439 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/i386.md (ashr<mode>3): Macroize expander from
442 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
443 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
444 pattern from *ashr{di,ti}3_1 and corresponding splitters using
446 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
447 from corresponding peephole2 patterns.
448 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
449 (ashrsi3_cvt): Rename from ashrsi3_31.
450 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
451 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
452 and x86_64_shift_adj_3 using SWI48 mode iterator.
453 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
454 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
455 and *ashrdi3_1_rex64 using SWI mode iterator.
456 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
457 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
458 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
459 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
460 and *ashrdi3_cmp_rex64 using SWI mode iterator.
461 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
462 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
463 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
464 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
466 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
467 * config/i386/i386.c (ix86_split_ashr): Update for renamed
468 x86_shift<mode>_adj_3 expanders.
470 2010-04-10 Wei Guozhi <carrot@google.com>
473 * config/arm/arm.c (arm_pic_static_addr): New function.
474 (legitimize_pic_address): Call arm_pic_static_addr when it detects
476 (arm_output_addr_const_extra): Output expression for new pattern.
477 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
479 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
481 * ira-costs.c (record_reg_classes): Ignore alternatives that are
484 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
485 * web.c: Include "insn-config.h" and "recog.h".
486 (union_match_dups): New function.
488 (union_defs): Don't try to recognize match_dups.
490 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
491 if doing so would replace the entire pattern.
493 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
498 and splitter pattern. Change splitter operand 1 predicate to
501 2010-04-09 Martin Jambor <mjambor@suse.cz>
503 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
504 lattices are addresses of CONST_DECLs with the same initial value.
505 (ipcp_print_all_lattices): Print values of CONST_DECLs.
506 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
508 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
509 Bernd Schmidt <bernd.schmidt@codesourcery.com>
511 * loop-invariant.c (replace_uses): New static function.
512 (move_invariant_reg): Use it to ensure we can replace the uses.
514 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
516 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
518 (picochip_override_options): Enable section anchors only above -O1.
519 (picochip_reorg): Fixed a couple of build warnings.
521 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
523 * configure.ac (plugin -rdynamic test): Log result.
524 * configure: Regenerate.
525 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
526 (RDYNAMIC_SPEC): Define.
527 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
529 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
531 * configure.ac: Determine Sun ld version numbers.
532 (comdat_group): Restrict GNU ld version checks to gld.
533 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
534 (enable_comdat): Support --enable-comdat.
535 * configure: Regenerate.
536 * doc/install.texi (Configuration): Document --enable-comdat.
538 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
540 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
541 * config/sol2-gld.h: ... here.
542 * config.gcc (sparc*-*-solaris2*): Reflect this.
543 (i[34567]86-*-solaris2*): Use it.
545 2010-04-09 Steve Ellcey <sje@cup.hp.com>
547 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
549 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
551 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
554 * diagnostic.c (diagnostic_initialize): Initialize
555 some_warnings_are_errors.
556 (diagnostic_finish): New.
557 (diagnostic_action_after_output): Call it before exiting.
558 (diagnostic_report_diagnostic): Do not print message here. Set
559 some_warnings_are_errors.
560 * diagnostic.h (diagnostic_context): Delete
561 issue_warnings_are_errors_message. Add some_warnings_are_errors.
562 (diagnostic_finish): Declare.
563 * toplev.c (toplev_main): Call it before exit.
565 2010-04-09 Jason Merrill <jason@redhat.com>
568 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
572 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
573 based on a warning flag.
575 2010-04-09 Richard Guenther <rguenther@suse.de>
577 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
579 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
582 * varasm.c (default_assemble_visibility): Wrap vars that are
583 set, but unused, by targets without GAS.
584 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
585 Remove set, but unused, vars.
586 (rs6000_legitimize_tls_address): Likewise.
587 (altivec_expand_dst_builtin): Likewise.
588 * config/darwin.c (machopic_classify_symbol): Likewise.
589 (machopic_indirection_name): Likewise.
591 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/i386.md (DWI): New mode iterator.
594 (S): New mode attribute.
595 (shift_operand): Ditto.
596 (shift_immediate_operand): Ditto.
597 (ashl_input_operand): Ditto.
598 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
599 using SDWIM mode iterator.
600 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
601 pattern from *ashl{di,ti}3_1 and corresponding splitters using
603 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
604 from corresponding peephole2 patterns.
605 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
606 and x86_64_shift_adj_1 using SWI48 mode iterator.
607 (x86_shift<mode>_adj_2): Ditto.
608 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
609 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
610 using SWI48 mode iterator.
611 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
612 *ashldi3_cmp_rex64 using SWI mode iterator.
613 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
614 *ashldi3_cconly_rex64 using SWI mode iterator.
615 * config/i386/i386.c (ix86_split_ashl): Update for renamed
616 x86_shift<mode>_adj_{1,2}.
617 (ix86_split_ashr): Ditto.
618 (ix86_split_lshr): Ditto.
620 2010-04-09 Richard Guenther <rguenther@suse.de>
622 * target.h (builtin_conversion): Pass in input and output types.
623 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
624 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
625 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
626 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
628 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
630 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
632 2010-04-09 Richard Guenther <rguenther@suse.de>
635 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
637 2010-04-09 Richard Guenther <rguenther@suse.de>
639 * tree-vectorizer.h (struct _stmt_vec_info): Document
640 that vectype is the type of the LHS.
641 (supportable_widening_operation, supportable_narrowing_operation):
642 Get both input and output vector types as arguments.
643 (vect_is_simple_use_1): Declare.
644 (get_same_sized_vectype): Likewise.
645 * tree-vect-loop.c (vect_determine_vectorization_factor):
646 Set STMT_VINFO_VECTYPE to the vector type of the def.
647 (vectorizable_reduction): Adjust.
648 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
649 Adjust. Specify the output vector type.
650 (vect_pattern_recog_1): Adjust.
651 * tree-vect-stmts.c (get_same_sized_vectype): New function.
652 (vectorizable_call): Adjust.
653 (vectorizable_conversion): Likewise.
654 (vectorizable_operation): Likewise.
655 (vectorizable_type_demotion): Likewise.
656 (vectorizable_type_promotion): Likewise.
657 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
659 (vect_is_simple_use_1): New function.
660 (supportable_widening_operation): Get both input and output
662 (supportable_narrowing_operation): Likewise.
663 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
665 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
667 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
668 __thiscall and _thiscall as predefined macros.
669 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
670 thiscall attribute handling.
671 (ix86_comp_type_attributes): Likewise.
672 (ix86_function_regparm): Likewise.
673 (ix86_return_pops_args): Likewise.
674 (init_cumulative_args): Likewise.
675 (find_drap_reg): Likewise.
676 (ix86_static_chain): Likewise.
677 (x86_this_parameter): Likewise.
678 (x86_output_mi_thunk): Likewise.
679 (ix86_attribute_table): Add description for thiscall attribute.
680 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
681 * doc/extend.texi: Add documentation for thiscall.
683 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
686 * c.opt (Wint-to-pointer-cast): Available in C++.
687 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
689 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
691 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
692 * calls.c (expand_call): Pass the function type to aggregate_value_p.
693 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
694 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
695 function type instead. Reorder and simplify checks.
697 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
699 2010-04-08 Jing Yu <jingyu@google.com>
700 Zdenek Dvorak <ook@ucw.cz>
702 PR tree-optimization/42720
703 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
704 loop unswitch conditions here from ...
705 (tree_unswitch_single_loop): ... here.
707 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
709 * tree-if-conv.c: Fix comments and simplify logic.
711 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
713 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
714 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
715 (main_tree_if_conversion): Update call to tree_if_conversion.
717 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
720 * doc/invoke.texi (-b,-V): Delete.
721 * doc/tm.texi: Do not mention -b.
722 * gcc.c (display_help): Delete -b and -V.
723 (process_command): Delete -b and -V.
724 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
726 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
727 Wolfgang Gellerich <gellerich@de.ibm.com>
729 Implement target hook for loop unrolling
730 * target.h (loop_unroll_adjust): Add a new target hook function.
731 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
732 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
733 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
734 (s390_loop_unroll_adjust): Implement the new target hook for s390.
735 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
737 (decide_unroll_stupid): Likewise.
739 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
742 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
744 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
746 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
747 (Specific, *-*-solaris2*): Likewise.
748 Don't prefer Sun as over GNU as.
750 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
752 * config/s390/s390.c (override_options): Adjust the z10
753 defaults for max-unroll-times, max-completely-peeled-insns
754 and max-completely-peel-times.
756 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
758 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
759 instructions for z10.
760 (s390_expand_setmem): Likewise.
761 (s390_expand_cmpmem): Likewise.
763 2010-04-08 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/43679
766 * tree-ssa-pre.c (eliminate): Only propagate copies.
768 2010-04-08 Jakub Jelinek <jakub@redhat.com>
771 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
772 set but not used variable warning.
774 2010-04-08 Wei Guozhi <carrot@google.com>
777 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
778 (arm_size_rtx_costs): Call the new function when optimized for size.
780 2010-04-08 Jakub Jelinek <jakub@redhat.com>
783 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
784 op0 is not a MEM, just return NULL instead of assertion
786 (discover_nonconstant_array_refs): Don't walk debug stmts.
788 2010-04-08 Doug Kwan <dougkwan@google.com>
790 * configure.ac: Recognize gold and do not use its version number
792 * configure: Regenerate.
794 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
797 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
798 (negate_value): Move code to push elements to broken_up_substracts ...
799 (eliminate_plus_minus_pair): ... here. Push operands that have no
800 negative pair to plus_negates.
801 (repropagate_negates, init_reassoc, fini_reassoc): Update.
803 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
805 * doc/install.texi (Configuration): Move description of
806 --enable-lto, --with-libelf*, --enable-gold from Java section to
809 * doc/generic.texi (Working with declarations)
810 (Function Properties, C and C++ Trees): Fix typos.
811 * doc/sourcebuild.texi (Top Level): Likewise.
813 2010-04-07 Jakub Jelinek <jakub@redhat.com>
816 * tree.h (DECL_READ_P): Define.
817 (struct tree_decl_common): Add decl_read_flag.
818 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
819 a set but not used warning.
820 (merge_decls): Merge DECL_READ_P flag.
821 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
822 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
823 * c-common.c (handle_used_attribute, handle_unused_attribute):
825 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
827 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
829 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
830 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
831 c_parser_binary_expression, c_parser_cast_expression,
832 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
833 Call default_function_array_read_conversion instead of
834 default_function_array_conversion where needed.
835 (c_parser_unary_expression, c_parser_conditional_expression,
836 c_parser_postfix_expression_after_primary, c_parser_initelt):
837 Likewise. Call mark_exp_read where needed.
838 (c_parser_statement_after_labels, c_parser_asm_operands,
839 c_parser_typeof_specifier, c_parser_sizeof_expression,
840 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
842 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
844 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
845 (warn_unused_but_set_parameter): Default to warn_unused
847 * doc/invoke.texi: Document -Wunused-but-set-variable and
848 -Wunused-but-set-parameter.
850 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
852 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
853 when operandN variables aren't used in the body of the expander
855 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
856 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
857 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
858 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
859 FOR_EACH_IMM_USE_ON_STMT): Likewise.
860 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
861 * tree.c (PROCESS_ARG): Likewise.
863 2010-04-07 Simon Baldwin <simonb@google.com>
865 * diagnostic.h (diagnostic_override_option_index): New macro to
866 set a diagnostic's option_index.
867 * c-tree.h (c_cpp_error): Add warning reason argument.
868 * opts.c (_warning_as_error_callback): New.
869 (register_warning_as_error_callback): Store callback for
870 warnings enabled via enable_warning_as_error.
871 (enable_warning_as_error): Call callback, minor code tidy.
872 * opts.h (register_warning_as_error_callback): Declare.
873 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
874 response to -Werror=.
875 (c_common_init_options): Register warning_as_error_callback in opts.c.
876 * common.opt: Add -Wno-cpp option.
877 * c-common.c (struct reason_option_codes_t): Map cpp warning
878 reason codes to gcc option indexes.
879 * (c_option_controlling_cpp_error): New function, lookup the gcc
880 option index for a cpp warning reason code.
881 * (c_cpp_error): Add warning reason argument, call
882 c_option_controlling_cpp_error for diagnostic_override_option_index.
883 * doc/invoke.texi: Document -Wno-cpp.
885 2010-04-07 Richard Guenther <rguenther@suse.de>
887 * ipa-reference.c (mark_load): Use get_base_address.
888 (mark_store): Likewise.
890 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
891 inserting GIMPLE_NOPs into the IL.
892 * tree-ssa-structalias.c (get_constraint_for_component_ref):
893 Explicitly strip handled components and indirect references.
895 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
896 folding address expressions.
897 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
898 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
899 operand_equal_p to compare decls.
900 (ptr_deref_may_alias_decl_p): Likewise.
901 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
902 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
903 Handle reversed comparison ops.
904 * tree-sra.c (asm_visit_addr): Use get_base_address.
905 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
906 * ipa-reference.c (mark_address): Use get_base_address.
908 2010-04-07 Richard Guenther <rguenther@suse.de>
910 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
911 Propagate constants everywhere.
913 2010-04-07 Jakub Jelinek <jakub@redhat.com>
916 * tree.c (MAX_INT_CACHED_PREC): Define.
917 (nonstandard_integer_type_cache): New array.
918 (build_nonstandard_integer_type): Cache results for precision
919 <= MAX_INT_CACHED_PREC.
921 2010-04-07 Richard Guenther <rguenther@suse.de>
923 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
924 -fargument-noalias-global, -fargument-noalias-anything): Remove.
925 * common.opt: Likewise.
926 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
927 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
928 (nonoverlapping_memrefs_p): Likewise.
929 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
930 * opts.c (common_handle_option): Handle OPT_fargument_alias,
931 OPT_fargument_noalias, OPT_fargument_noalias_anything and
932 OPT_fargument_noalias_global for backward compatibility.
934 2010-04-07 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/43270
937 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
938 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
939 * tree-ssa-pre.c (phi_translate_1): Adjust.
940 (fully_constant_expression): Split out vn_reference handling to ...
941 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
942 Fold reads from constant strings.
943 (vn_reference_lookup): Handle fully constant references.
944 (vn_reference_lookup_pieces): Likewise.
945 * Makefile.in (expmed.o-warn): Add -Wno-error.
947 2010-04-07 Martin Jambor <mjambor@suse.cz>
949 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
951 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
954 * gcc.c: Add -static-libstdc++ to list of recognized options.
956 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
958 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
960 2010-04-07 Richard Guenther <rguenther@suse.de>
963 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
964 bases build simple mem attributes to retain points-to information.
966 2010-04-07 Richard Guenther <rguenther@suse.de>
969 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
970 preserve points-to related information.
972 2010-04-07 Richard Guenther <rguenther@suse.de>
975 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
976 discard plain indirect references.
977 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
978 * tree.c (tree_nop_conversion): Likewise.
980 2010-04-07 Dodji Seketeli <dodji@redhat.com>
983 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
985 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
987 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
988 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
990 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
992 * tree-if-conv.c: Fix indentation and comments.
994 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
996 * tree-if-conv.c: Sort static functions in topological order.
998 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1000 * tree-if-conv.c: Fix indentation and comments.
1002 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1005 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1006 lang_hooks.types.type_for_size instead of
1007 build_nonstandard_integer_type.
1008 When converting an unsigned type to signed, double its precision.
1009 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1010 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1011 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1014 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1017 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1018 POINTER_PLUS_EXPR for pointer types.
1020 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1023 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1024 * graphite-clast-to-gimple.c: Include langhooks.h.
1025 (max_signed_precision_type): New.
1026 (max_precision_type): Takes two types as arguments.
1027 (precision_for_value): New.
1028 (precision_for_interval): New.
1029 (gcc_type_for_interval): New.
1030 (gcc_type_for_value): New.
1031 (gcc_type_for_clast_term): New.
1032 (gcc_type_for_clast_red): New.
1033 (gcc_type_for_clast_bin): New.
1034 (gcc_type_for_clast_expr): Split up into several functions.
1035 (gcc_type_for_clast_eq): Rewritten.
1036 (compute_bounds_for_level): New.
1037 (compute_type_for_level_1): New.
1038 (compute_type_for_level): New.
1039 (gcc_type_for_cloog_iv): Removed.
1040 (gcc_type_for_iv_of_clast_loop): Rewritten.
1041 (graphite_create_new_loop): Compute the lower and upper bound types
1042 with gcc_type_for_clast_expr.
1043 (graphite_create_new_loop_guard): Same.
1044 (find_cloog_iv_in_expr): Removed.
1045 (compute_cloog_iv_types_1): Removed.
1046 (compute_cloog_iv_types): Removed.
1047 (gloog): Do not call compute_cloog_iv_types.
1048 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1050 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1051 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1052 (GBB_CLOOG_IV_TYPES): Removed.
1054 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1056 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1057 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1058 (detect_commutative_reduction): Same.
1060 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1062 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1063 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1065 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1066 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1067 (rewrite_commutative_reductions_out_of_ssa): Same.
1068 * passes.c (execute_function_todo): Call verify_ssa for every pass
1069 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1070 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1071 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1072 with an extra argument.
1073 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1074 verify_ssa only when the extra argument is true.
1075 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1076 with an extra argument.
1077 (tree_transform_and_unroll_loop): Same.
1079 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1081 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1082 for all the passes of the LNO having LOOP_CLOSED_SSA.
1083 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1084 * tree-loop-distribution.c (pass_loop_distribution): Same.
1085 * tree-pass.h (TODO_verify_loops): Removed.
1086 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1088 (pass_tree_unswitch): Same.
1089 (pass_predcom): Same.
1090 (pass_vectorize): Same.
1091 (pass_linear_transform): Same.
1092 (pass_graphite_transforms): Same.
1093 (pass_iv_canon): Same.
1094 (pass_complete_unroll): Same.
1095 (pass_complete_unrolli): Same.
1096 (pass_parallelize_loops): Same.
1097 (pass_loop_prefetch): Same.
1098 (pass_iv_optimize): Same.
1100 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1103 * passes.c (init_optimization_passes): Move pass_lim before
1104 pass_copy_prop and pass_dce_loop.
1106 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1109 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1110 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1111 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1112 MULTI_* defines for 4 argument vpermil2p* builtins.
1114 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1117 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1118 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1119 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1120 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1121 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1122 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1123 Use x86_maybe_negate_const_int to output insn mnemonic.
1124 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1125 check from instruction predicate. Update comments.
1126 * config/i386/sync.md (sync_add<mode>): Use
1127 x86_maybe_negate_const_int to output insn mnemonic.
1129 2010-04-06 Jan Hubicka <jh@suse.cz>
1131 PR tree-optimization/42906
1132 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1133 IGNORE_SELF argument. Set visited_control_parents for fully
1135 (find_obviously_necessary_stmts): Update call of
1136 mark_control_dependent_edges_necessary.
1137 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1139 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.md: Remove comment about 'e' and 'E'
1144 2010-04-06 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/43627
1147 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1148 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1151 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1153 * BASE-VER: Change to 4.6.0.
1156 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1159 2010-04-06 Richard Guenther <rguenther@suse.de>
1162 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1164 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1166 * doc/invoke.texi (Optimize Options): Document that LTO
1167 won't remove object access purely due to incompatible
1170 2010-04-04 Matthias Klose <doko@ubuntu.com>
1172 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1173 Initialize variable.
1175 2010-04-03 Richard Guenther <rguenther@suse.de>
1178 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1179 require a non-NULL MEM_OFFSET.
1181 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1183 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1184 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1185 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1186 config/alpha/predicates.md, config/arm/arm.md,
1187 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1188 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1189 config/darwin9.h, config/darwin.c, config/darwin.h,
1190 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1191 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1192 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1193 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1194 config/mips/mips.md, config/mn10300/mn10300.c,
1195 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1196 config/rs6000/aix.h, config/rs6000/dfp.md,
1197 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1198 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1199 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1200 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1201 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1202 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1203 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1204 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1205 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1206 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1207 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1208 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1209 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1210 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1211 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1212 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1213 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1214 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1215 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1216 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1217 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1218 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1219 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1220 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1221 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1222 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1223 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1224 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1225 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1226 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1227 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1228 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1229 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1230 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1231 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1232 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1234 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1237 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1238 * aclocal.m4: Regenerate.
1240 2010-04-02 Richard Guenther <rguenther@suse.de>
1242 PR tree-optimization/43629
1243 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1244 if we have seen a constant value.
1246 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1248 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1250 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1253 * arm.c (legitimize_tls_address): Adjust call to
1254 gen_tls_load_dot_plus_four.
1255 (arm_note_pic_base): New function.
1256 (arm_cannot_copy_insn_p): Use it.
1257 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1260 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1265 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1267 * Makefile.in ($(out_object_file)): Depend on
1268 gt-$(basename $(notdir $(out_file))).h.
1270 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1272 * config.gcc (lm32-*-rtems*): Add t-lm32.
1274 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1276 * config.gcc: Add lm32-*-rtems*.
1277 * config/lm32/rtems.h: New file.
1279 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1282 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1284 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1286 * dwarf2out.c (output_compilation_unit_header): For
1287 -gdwarf-4 use version 4 instead of version 3.
1288 (output_line_info): For version 4 and above emit additional
1289 maximum ops per insn header field.
1290 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1292 * dwarf2out.c (is_c_family, is_java): Remove.
1293 (lower_bound_default): New function.
1294 (add_bound_info, gen_descr_array_type_die): Use it.
1296 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1299 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1300 re-declaration when it happens in a function.
1302 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1304 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1305 (cgraph_remove_function_insertion_hook): Same.
1306 (cgraph_call_function_insertion_hooks): Same.
1308 2010-04-01 Richard Guenther <rguenther@suse.de>
1311 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1312 and TREE_THIS_VOLATILE.
1313 (copy_ref_info): Likewise.
1314 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1315 * tree.c (build6_stat): Ignore side-effects of all but arg5
1316 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1319 2010-04-01 Richard Guenther <rguenther@suse.de>
1321 PR tree-optimization/43607
1322 * ipa-type-escape.c (check_call): Do not access non-existing
1325 2010-04-01 Richard Guenther <rguenther@suse.de>
1329 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1330 Jack Howarth <howarth@bromo.med.uc.edu>
1332 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1335 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1337 * doc/install.texi (Prerequisites): Document libelf usability on
1338 IRIX 5/6 and Solaris 2.
1339 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1340 Update GNU as, GNU ld requirements.
1341 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1342 Document Sun Studio compiler download.
1343 Update and simplify as, ld recommendations.
1344 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1346 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1348 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1349 with_tune_32 to pentium4.
1351 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1353 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1355 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1357 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1358 obsoletion, removal.
1360 Document GNU as requirement.
1361 Update configure requirements.
1362 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1363 Recomment IRIX 6.5.18+.
1364 Document IDF/IDL requirement.
1365 Document GNU as requirement.
1366 Document GNU ld bootstrap failure.
1367 Remove freeware.sgi.com reference.
1369 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1371 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1372 UNIX V4.0, V5.0 obsoletion, removal.
1373 Remove --with-gc=simple reference.
1374 Update VM requirements during bootstrap.
1375 Remove -oldas bootstrap description.
1376 Update binutils reference.
1377 Remove comparison failure note.
1379 2010-03-31 Richard Guenther <rguenther@suse.de>
1380 Zdenek Dvorak <ook@ucw.cz>
1381 Sebastian Pop <sebastian.pop@amd.com>
1384 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1385 with multiple arguments.
1386 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1388 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1390 * graphite-dependences.c (print_pddr): Call print_pdr with an
1392 * graphite-poly.c (debug_pdr): Add an extra argument for the
1395 (print_pbb_domain): Same.
1397 (print_scop_context): Same.
1399 (print_cloog): Same.
1400 (debug_pbb_domain): Same.
1404 (debug_scop_context): Same.
1406 (debug_cloog): Same.
1407 (print_scop_params): Same.
1408 (debug_scop_params): Same.
1409 (print_iteration_domain): Same.
1410 (print_iteration_domains): Same.
1411 (debug_iteration_domain): Same.
1412 (debug_iteration_domains): Same.
1413 (print_scattering_function): Same.
1414 (print_scattering_functions): Same.
1415 (debug_scattering_function): Same.
1416 (debug_scattering_functions): Same.
1417 * graphite-poly.h (debug_pdr): Update declaration.
1419 (print_pbb_domain): Same.
1421 (print_scop_context): Same.
1423 (print_cloog): Same.
1424 (debug_pbb_domain): Same.
1428 (debug_scop_context): Same.
1430 (debug_cloog): Same.
1431 (print_scop_params): Same.
1432 (debug_scop_params): Same.
1433 (print_iteration_domain): Same.
1434 (print_iteration_domains): Same.
1435 (debug_iteration_domain): Same.
1436 (debug_iteration_domains): Same.
1437 (print_scattering_function): Same.
1438 (print_scattering_functions): Same.
1439 (debug_scattering_function): Same.
1440 (debug_scattering_functions): Same.
1442 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1444 * graphite-poly.c (print_scattering_function_1): New.
1445 (print_scattering_function): Call it.
1446 (print_scop_params): Remove spaces at the end of lines.
1449 * graphite-poly.h (print_cloog): Declared.
1450 (debug_cloog): Declared.
1452 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1454 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1456 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1457 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1458 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1459 to switch between adding the IV bump in loop->latch or in loop->header.
1461 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1463 * graphite-poly.c (print_scattering_function): Pretty print following
1466 (print_pbb_domain): Same.
1467 (dump_gbb_cases): Same.
1468 (dump_gbb_conditions): Same.
1471 (print_scop_params): Same.
1472 (print_scop_context): Same.
1474 (print_pbb_body): New.
1475 (lst_indent_to): New.
1476 (print_lst): Start new lines with a #.
1477 * graphite-poly.h (pbb_bb): New.
1478 (pbb_index): Use pbb_bb.
1479 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1481 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1483 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1485 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1486 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1487 and 0 instead of 1 for dw_val_class_flag.
1488 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1489 dw_val_class_range_list, dw_val_class_loc_list,
1490 dw_val_class_lineptr and dw_val_class_macptr, use
1491 DW_FORM_flag_present for dw_val_class_flag and
1492 DW_FORM_exprloc for dw_val_class_loc.
1493 (output_die): For -gdwarf-4 print dw_val_class_loc
1494 size as uleb128 instead of 1 or 2 bytes and don't print
1495 anything for dw_val_class_flag.
1497 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1498 instead of cselib_lookup following by tweaking locs->setting_insn.
1501 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1502 even before returning from label, setjmp call or volatile asm
1505 2010-03-31 Richard Guenther <rguenther@suse.de>
1508 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1509 temporary data on stack.
1511 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1513 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1514 (PUSHSECTION_ASM_OP): Remove.
1515 (POPSECTION_ASM_OP): Remove.
1516 (PUSHSECTION_FORMAT): Remove.
1517 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1518 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1519 * config/sol2.c (solaris_output_init_fini): Use it.
1521 2010-03-31 Jie Zhang <jie@codesourcery.com>
1524 * opt-functions.awk (var_type_struct): Use signed char type
1525 for simple variables.
1527 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1529 * config/sol2.c: Include output.h.
1530 (solaris_assemble_visibility): New function.
1531 * config/t-sol2 (sol2.o): Add output.h dependency.
1532 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1533 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1536 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1539 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1540 V2SImode or XFmode on PRE_DEC.
1543 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1546 2010-03-31 Jie Zhang <jie@codesourcery.com>
1549 * reload.h (caller_save_initialized_p): Declare.
1550 * toplev.c (backend_init_target): Don't call
1551 init_caller_save but set caller_save_initialized_p to false.
1552 * caller-save.c (caller_save_initialized_p): Define.
1553 (init_caller_save): Check caller_save_initialized_p.
1554 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1556 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1559 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1560 and soft-fp/t-softfp to tmake_file.
1561 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1562 (LIBGCC2_TF_CEXT): Define.
1565 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1568 * cselib.c (n_useless_values): Document handling of debug locs.
1569 (n_useless_debug_values, n_debug_values): New variables.
1570 (new_elt_loc_list): Don't add to debug values, keep count.
1571 (promote_debug_loc): New.
1572 (cselib_reset_table): Zero new variables.
1573 (entry_and_rtx_equal_p): Promote debug locs.
1574 (discard_useless_locs): Increment n_useless_debug_values for
1576 (remove_useless_values): Adjust n_useless_values and n_debug_values
1577 with n_useless_debug_values.
1578 (add_mem_for_addr): Promote debug locs.
1579 (cselib_lookup_mem): Likewise.
1580 (cselib_lookup_addr): Renamed to...
1581 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1582 (cselib_log_lookup): ... this. Turn into...
1583 (cselib_lookup_addr): ... new wrapper.
1584 (cselib_lookup_from_insn): New.
1585 (cselib_invalidate_regno): Increment n_useless_debug_values for
1587 (cselib_invalidate_mem): Likewise.
1588 (cselib_process_insn): Take n_deleted and n_debug_values into
1589 account to guard remove_useless_value call.
1590 (cselib_finish): Zero n_useless_debug_values.
1591 * cselib.h (cselib_lookup_from_insn): Declare.
1592 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1593 (sched_analyze_2): Likewise.
1595 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1597 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1599 (adjust_mems): Replace narrowing SUBREG of expression containing
1600 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1601 with operations in the narrower mode.
1604 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1605 regs_invalidated_by_call instead all call_used_reg_set registers.
1607 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1610 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1611 pointer comparisons with types_compatible_p.
1612 * tree-vect-stmts.c (vectorizable_call): Same.
1613 (vectorizable_condition): Same.
1615 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1617 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1618 stack check if the mask would be zero.
1620 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1621 Jack Howarth <howarth@bromo.med.uc.edu>
1623 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1626 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1629 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1631 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1632 Include ___unordxf2 and ___unordtf2.
1633 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1636 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1638 * config/lm32/t-lm32: New file.
1639 * config.gcc: Use the above file when targetting lm32.
1641 2010-03-28 Duncan Sands <baldrick@free.fr>
1643 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1645 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1648 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1649 Improve vectorization cost model diagnostic.
1651 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1654 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1655 compute_data_dependences_for_loop returns false, early exit
1656 and output an extra diagnostic for the failed data reference
1659 2010-03-29 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/43560
1662 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1663 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1665 2010-03-29 Jie Zhang <jie@codesourcery.com>
1668 * toplev.c (process_options): Set optimization_default_node
1669 and optimization_current_node.
1670 * opts.c (decode_options): Don't set optimization_default_node
1671 and optimization_current_node.
1673 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1675 * config/rtems.h: Abandon -qrtems_debug.
1677 2010-03-28 Jan Hubicka <jh@suse.cz>
1679 PR tree-optimization/43505
1680 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1681 map should not be copied.
1683 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1686 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1687 cdtors, set DECL_PRESERVE_P.
1688 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1691 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1693 PR tree-optimization/43528
1694 * stor-layout.c (place_field): Check that constant fits into
1695 unsigned HWI when skipping calculation of MS bitfield layout.
1697 2010-03-27 Jan Hubicka <jh@suse.cz>
1700 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1701 notice_global_symbol work.
1703 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1705 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1706 instead of dwarf2out_decl.
1707 (struct var_loc_node): Remove section_label field.
1708 (dwarf2out_function_decl): New function.
1709 (dwarf2out_var_location): Don't set section_label field.
1710 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1712 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1714 PR tree-optimization/43544
1715 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1716 First argument for builtin vectorized function hook is now a
1717 tree to be able to distinguish between machine specific and
1719 * targhooks.c (default_builtin_vectorized_function): Ditto.
1720 * targhooks.h (default_builtin_vectorized_function): Ditto.
1721 * target.h (struct gcc_target): Ditto.
1722 * tree-vect-stmts.c (vectorizable_function): Ditto.
1723 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1724 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1727 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1730 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1731 nested binding iff it is a FUNCTION_DECL.
1732 (store_parm_decls_newstyle): Pass nested=true to bind for
1733 FUNCTION_DECLs amongst parameters.
1735 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1737 * var-tracking.c (vt_expand_loc_callback): Don't run
1738 cselib_expand_value_rtx_cb in dummy mode if
1739 cselib_dummy_expand_value_rtx_cb returned false.
1741 * var-tracking.c (emit_note_insn_var_location): For one part
1742 notes with offset 0, don't add EXPR_LIST around the location.
1743 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1744 add_location_or_const_value_attribute): Adjust for that change.
1747 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1748 into first operand and location into second.
1749 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1750 dw_cfi_oprnd_loc for DW_CFA_expression.
1751 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1752 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1753 assume first argument is regnum and second argument is location.
1755 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1758 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1759 of scratch register to DImode. Split to DImode comparison operator.
1760 Use SImode subreg of scratch register in the multiplication.
1761 (*cmp_sadd_sidi): Ditto.
1762 (*cmp_ssub_si): Ditto.
1763 (*cmp_ssub_sidi): Ditto.
1765 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1769 Remove invalid assert and wrong comment.
1771 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1774 * flags.h (final_insns_dump_p): New extern.
1775 * final.c (final_insns_dump_p): New variable.
1776 (rest_of_clean_state): Set it before -fdump-final-insns=
1777 dumping, clear afterwards.
1778 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1779 MEM_ALIAS_SET on MEMs.
1781 2010-03-26 David S. Miller <davem@davemloft.net>
1783 * configure.ac: Fix sparc GOTDATA_OP bug check.
1784 * configure: Rebuild.
1786 2010-03-26 Alan Modra <amodra@gmail.com>
1788 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1790 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1792 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1793 TLS_SECTION_ASM_FLAG.
1795 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1798 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1799 Clear first_function_block_is_cold.
1802 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1803 argument if the argument is truth_value_p.
1805 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1807 * config/rs6000/constraints.md: Update copyright year for my changes.
1810 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1811 used in reg+reg addressing, swap registers.
1813 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1816 * target.h (struct gcc_target): Add code_end hook.
1817 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1819 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1820 * toplev.c (compile_file): Call targetm.asm_out.code_end
1821 hook before unwind info/debug info output.
1822 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1823 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1824 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1825 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1826 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1827 * config/i386/i386.c (ix86_file_end): Renamed to...
1828 (ix86_code_end): ... this. Make static. Don't call
1829 file_end_indicate_exec_stack. Emit unwind info using
1830 final_start_function/final_end_function.
1831 (darwin_x86_file_end): Remove.
1832 (TARGET_ASM_CODE_END): Define.
1833 * config/i386/i386.h (TARGET_ASM_FILE_END,
1834 NEED_INDICATE_EXEC_STACK): Don't define.
1835 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1836 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1837 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1838 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1841 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1842 at the beginning and final_end_function at the end.
1843 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1845 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1847 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1848 and Sun as TLS syntax.
1849 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1850 * configure: Regenerate.
1851 * config.in: Regenerate.
1852 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1853 (default_elf_asm_named_section): Use it.
1854 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1855 (i386_output_dwarf_dtprel): Likewise.
1856 (output_addr_const_extra): Likewise.
1857 (output_pic_addr_const): Lowercase @GOTTPOFF.
1858 (output_addr_const_extra): Likewise.
1859 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1860 (output_addr_const_extra): Likewise.
1861 (output_pic_addr_const): Lowercase @INDNTPOFF.
1862 (output_addr_const_extra): Likewise.
1863 (output_pic_addr_const): Lowercase @NTPOFF.
1864 (output_addr_const_extra): Likewise.
1865 (output_pic_addr_const): Lowercase @TPOFF.
1866 (output_addr_const_extra): Likewise.
1867 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1868 (*tls_global_dynamic_64): Likewise.
1869 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1870 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1872 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1873 (ASM_OUTPUT_TLS_COMMON): Use it.
1874 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1877 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1878 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1879 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1880 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1881 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1882 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1884 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1886 * config/i386/i386.c (override_options): Don't accept
1887 -mtls-dialect=sun any longer.
1888 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1889 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1890 (*tls_local_dynamic_base_32_sun): Likewise.
1891 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1893 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1896 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1897 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1900 * ira.c (adjust_cleared_regs): New function.
1901 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1905 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1907 * expr.c (expand_expr_real): Restore previous
1908 curr_insn_source_location and curr_insn_block after
1909 expand_expr_real_1 call.
1910 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1911 instead of expand_expr_real_1.
1913 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1915 PR rtl-optimization/43413
1916 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1919 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1922 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1923 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1925 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1927 * config/i386/i386.c (ix86_target_string): Add -mfma.
1928 Fix a typo in comment.
1930 2010-03-22 Mike Stump <mikestump@comcast.net>
1933 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1934 Don't overly align based upon packed packed fields.
1936 2010-03-22 Jason Merrill <jason@redhat.com>
1938 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1939 Use () rather than [], and move before the element type.
1941 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1943 * doc/configfiles.texi (Configuration Files): Removed
1944 fixinc/Makefile*, intl/Makefile.*.
1945 * doc/makefile.texi: Fixed markup. Abstract from version
1946 control system used.
1947 (Makefile): Removed obsolete gcc/java/parse.y example.
1948 * doc/sourcebuild.texi: Likewise.
1949 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1950 libgomp, libssp. Removed fastjar.
1951 (Miscellaneous Docs): Clarify location.
1952 Added COPYING3, COPYING3.LIB.
1953 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1955 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1958 * config/i386/i386.c (x86_function_profiler)
1959 [!NO_PROFILE_COUNTERS]: Fix typo.
1960 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1963 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1964 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1966 * doc/sourcebuild.texi (Test Directives): Split into six
1967 subsections, with most of the current text in new subsections
1968 Directives, Selectors, and Final Actions.
1969 (Directives): Split list of test directives into multiple
1971 (Selectors): Describe use and syntax of selectors.
1972 (Effective-Target Keywords): Describe all existing keywords.
1973 (Add Options): Describe features for dg-add-options.
1974 (Require Support): Describe variants of dg-require-support.
1975 (Final Actions): Describe commands to use in dg-final.
1977 2010-03-22 Michael Matz <matz@suse.de>
1980 * recog.c (validate_replace_rtx_group): Replace also in
1981 REG_EQUAL and REG_EQUIV notes.
1983 2010-03-22 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/43390
1986 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1987 sure vector extracts are type correct.
1989 2010-03-22 Richard Guenther <rguenther@suse.de>
1992 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1993 x * sqrt (x) even when optimizing for size if the target
1994 has native support for sqrt.
1996 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1998 * varasm.c (make_decl_rtl_for_debug): Also clear
1999 flag_mudflap for the duration of make_decl_rtl call.
2002 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2003 locs from preserved VALUEs.
2005 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2008 * pa.md (movmemsi): Set align to one if zero.
2009 (movmemdi): Likewise.
2011 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2014 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2015 with their corresponding prologue pushes.
2017 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2020 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2021 at the begining or end.
2022 (spu_expand_epilogue): Likewise.
2024 2010-03-20 Richard Guenther <rguenther@suse.de>
2026 PR rtl-optimization/43438
2027 * combine.c (make_extraction): Properly zero-/sign-extend an
2028 extraction of the low part of a CONST_INT. Also handle
2031 2010-03-19 Mike Stump <mikestump@comcast.net>
2033 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2034 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2035 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2037 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2040 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2043 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2045 PR rtl-optimization/42258
2046 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2047 use that may match DEF.
2050 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2051 the cost of loading the constant rather than assuming
2053 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2054 outer code is AND, do the same tests as the andsi3 expander and
2055 return COSTS_N_INSNS (1) if and is cheap.
2057 * optabs.c (avoid_expensive_constant): Fix formatting.
2059 2010-03-19 Michael Matz <matz@suse.de>
2062 * attribs.c (decl_attributes): When rebuilding a function pointer
2063 type use the same qualifiers as the original pointer type.
2065 2010-03-19 Martin Jambor <mjambor@suse.cz>
2067 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2068 and is_gimple_ip_invariant_address.
2070 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2073 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2075 * config/arm/arm.c (arm_override_options): Turn off
2076 flag_dwarf2_cfi_asm for AAPCS variants.
2078 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2081 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2082 Use PRE_MODIFY instead of PRE_DEC.
2083 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2084 (vfp_emit_fstmd): Likewise.
2086 2010-03-19 Michael Matz <matz@suse.de>
2089 * builtins.c (expand_builtin_interclass_mathfn,
2090 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2093 2010-03-19 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/43415
2096 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2097 (phi_translate_1): ... this.
2098 (phi_translate): Move all caching here. Cache all NARY
2099 and REFERENCE translations.
2101 2010-03-19 David S. Miller <davem@davemloft.net>
2103 With help from Eric Botcazou.
2104 * config/sparc/sparc.c: Include dwarf2out.h.
2105 (emit_pic_helper): Delete.
2106 (pic_helper_symbol_name): Delete.
2107 (pic_helper_emitted_p): Delete.
2108 (pic_helper_needed): New.
2109 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2110 (get_pc_thunk_name): New.
2111 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2112 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2113 Set pic_helper_needed to true. Don't call emit_pic_helper.
2114 (sparc_expand_prologue): Update load_pic_register call.
2115 (sparc_output_mi_thunk): Likewise.
2116 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2117 thunk if possible. Output CFI information as needed.
2119 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2120 Jack Howarth <howarth@bromo.med.uc.edu>
2123 * config/i386/i386.h: Fix ABI on darwin x86-32.
2125 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2127 * tree.h: Declare make_decl_rtl_for_debug.
2128 * varasm.c (make_decl_rtl_for_debug): New.
2129 * dwarf2out.c (rtl_for_decl_location): Call it.
2130 * cfgexpand.c (expand_debug_expr): Call it.
2132 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2135 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2139 * var-tracking.c (vt_init_cfa_base): Do nothing if
2140 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2142 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2145 * var-tracking.c (canonicalize_vars_star): New.
2146 (dataflow_post_merge_adjust): Use it.
2148 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2151 * var-tracking.c (non_suitable_const): New function.
2152 (add_uses): For DEBUG_INSNs with constants, don't record any
2153 value, instead just the constant value itself.
2154 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2155 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2156 (emit_notes_in_bb): Likewise.
2157 (emit_note_insn_var_location): For onepart variables if
2158 cur_loc is a VOIDmode constant, use DECL_MODE.
2160 2010-03-18 Martin Jambor <mjambor@suse.cz>
2163 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2164 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2165 all non-clones. Moved call redirection...
2166 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2167 (cgraph_materialize_all_clones): Dispose of all
2168 combined_args_to_skip bitmaps.
2169 (verify_cgraph_node): Do not check for edges pointing to wrong
2170 nodes in inline clones.
2171 * tree-inline.c (copy_bb): Call
2172 cgraph_redirect_edge_call_stmt_to_callee.
2173 * ipa.c (cgraph_remove_unreachable_nodes): Call
2174 cgraph_node_remove_callees even when there are used clones.
2176 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2178 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2180 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2183 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2186 2010-03-18 Michael Matz <matz@suse.de>
2189 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2190 into sqrt(x) if we need to preserve signed zeros.
2192 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2193 Eric Botcazou <ebotcazou@adacore.com>
2195 PR rtl-optimization/43360
2196 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2197 note if we don't know its invariant status.
2199 2010-03-18 Michael Matz <matz@suse.de>
2201 PR tree-optimization/43402
2202 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2203 PHI chains of ssa names registered for update.
2205 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2208 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2209 non-offsettable and pre_modify update addressing.
2210 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2211 and "2" alternatives "#".
2212 (*movdd_softfloat32): Make all alternatives "#";
2213 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2214 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2215 (*movdf_softfloat32): Make all alternatives "#";
2216 (movdi): Use the new DIFD mode iterator to create a common splitter
2217 for movdi, movdf and movdd patterns.
2219 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2221 * common.opt (dumpdir): Remove redundant tab.
2223 2010-03-17 Martin Jambor <mjambor@suse.cz>
2225 PR tree-optimization/43347
2226 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2227 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2229 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2231 PR rtl-optimization/42216
2232 * regrename.c (create_new_chain): New function, broken out from...
2233 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2234 appending a use to an empty chain.
2235 (build_def_use): Remove previous changes that convert OP_INOUT to
2236 OP_OUT operands; instead detect the case where an OP_INOUT operand
2237 uses a previously untracked register and create an empty chain for it.
2239 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2241 * doc/extend.texi (Function Attributes): Rewrite unfinished
2242 sentence in ms_abi documentation.
2244 2010-03-17 Alan Modra <amodra@gmail.com>
2246 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2247 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2248 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2249 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2251 2010-03-16 Richard Henderson <rth@redhat.com>
2254 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2255 (lower_try_finally): Save and restore eh_seq around the expansion
2258 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2260 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2261 statements before splitting block.
2263 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2265 * doc/sourcebuild.texi (Testsuites): Fix markup.
2266 Use pathnames relative to gcc/testsuite.
2267 (Test Directives): Move description of how timeout is determined.
2268 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2269 (C Tests): Correct gcc.misc-tests directory.
2270 Framework tests now live in gcc.test-framework.
2272 2010-03-16 Richard Guenther <rguenther@suse.de>
2275 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2276 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2278 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2279 Alexandre Oliva <aoliva@redhat.com>
2281 PR tree-optimization/42917
2282 * lambda-code.c (remove_iv): Skip debug statements.
2283 (lambda_loopnest_to_gcc_loopnest): Likewise.
2284 (not_interesting_stmt): Debug statements are not interesting.
2286 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2290 * cselib.c (cselib_preserve_constants,
2291 cfa_base_preserved_val): New static variables.
2292 (preserve_only_constants): New function.
2293 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2294 clear its REG_VALUES. If cselib_preserve_constants, don't
2295 empty the whole hash table, but preserve there VALUEs with constants,
2296 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2297 (cselib_preserve_cfa_base_value): New function.
2298 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2299 (cselib_init): Change argument to int bitfield. Set
2300 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2302 (cselib_finish): Clear cselib_preserve_constants and
2303 cfa_base_preserved_val.
2304 * cselib.h (enum cselib_record_what): New enum.
2305 (cselib_init): Change argument to int.
2306 (cselib_preserve_cfa_base_value): New prototype.
2307 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2308 * dse.c (dse_step1): Likewise.
2309 * cfgcleanup.c (thread_jump): Likewise.
2310 * sched-deps.c (sched_analyze): Likewise.
2311 * gcse.c (local_cprop_pass): Likewise.
2312 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2313 If FN is non-NULL, call the callback always and whenever it returns
2314 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2315 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2316 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2317 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2318 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2319 * var-tracking.c: Include recog.h.
2320 (bb_stack_adjust_offset): Remove.
2321 (vt_stack_adjustments): Don't call it, instead just gather the
2322 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2323 (adjust_stack_reference): Remove.
2324 (compute_cfa_pointer): New function.
2325 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2326 (struct adjust_mem_data): New type.
2327 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2329 (get_address_mode): New function.
2330 (replace_expr_with_values): Use it.
2331 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2332 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2333 (adjust_sets): Remove.
2334 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2335 Use get_address_mode.
2336 (get_adjusted_src): Remove.
2337 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2338 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2339 (add_with_sets): Don't call adjust_sets.
2340 (fp_setter, vt_init_cfa_base): New functions.
2341 (vt_initialize): Change return type to bool. Move most of pool etc.
2342 initialization to the beginning of the function from end. Pass
2343 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2344 If !frame_pointer_needed, call vt_stack_adjustment before mos
2345 vector is filled, call vt_init_cfa_base if argp/framep has been
2346 eliminated to sp. If frame_pointer_needed and argp/framep has
2347 been eliminated to hard frame pointer, set
2348 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2349 encountering fp setter in the prologue. For MO_ADJUST, call
2350 log_op_type before pusing the op into mos vector, not afterwards.
2351 Call adjust_insn before cselib_process_insn/add_with_sets,
2352 call cancel_changes (0) afterwards.
2353 (variable_tracking_main_1): Adjust for vt_initialize calling
2354 vt_stack_adjustments and returning whether it succeeded or not.
2356 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2358 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2361 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2363 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2365 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2366 drap_reg has not been set.
2368 2010-03-15 Michael Matz <matz@suse.de>
2371 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2372 use it to expand block copies.
2373 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2374 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2375 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2377 2010-03-15 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/43367
2380 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2383 2010-03-15 Richard Guenther <rguenther@suse.de>
2385 PR tree-optimization/43317
2386 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2388 2010-03-15 Martin Jambor <mjambor@suse.cz>
2390 PR tree-optimization/43141
2391 * tree-sra.c (create_abstract_origin): New function.
2392 (modify_function): Call create_abstract_origin.
2394 2010-03-15 Chris Demetriou <cgd@google.com>
2396 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2399 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2402 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2403 call insert_out_of_ssa_copy for default definitions.
2405 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2407 * graphite-clast-to-gimple.c (my_long_long): Defined.
2408 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2409 * graphite-sese-to-poly.c (my_long_long): Defined.
2410 (scop_ivs_can_be_represented): Use it.
2412 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2414 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2415 graphite-max-bbs-per-function, and loop-block-tile-size.
2416 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2418 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2420 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2422 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2423 forward declaration.
2424 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2425 (add_upper_bounds_from_estimated_nit): New.
2426 (build_loop_iteration_domains): Use it.
2428 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2430 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2432 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2435 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2436 should be an INTEGER_CST. Also handle CASE_CONVERT.
2438 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2440 * graphite.c (graphite_initialize): To bound the number of bbs per
2441 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2442 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2443 * doc/invoke.texi: Document it.
2445 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2447 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2448 * graphite-sese-to-poly.h (build_poly_scop): Same.
2450 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2452 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2453 the number of parameters in the scop. Use as an upper bound
2454 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2455 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2456 * doc/invoke.texi: Document it.
2458 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2460 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2461 * doc/c-tree.texi: Remove.
2462 * doc/generic.texi: Merge c-tree.texi here.
2463 * doc/gccint.texi (Trees): Remove menu entry.
2464 (c-tree.texi): Remove @include.
2465 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2466 * doc/languages.texi (Reading RTL): Ditto.
2468 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2471 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2473 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2476 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2477 code added to work around reload clobbering CONST insns.
2479 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2481 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2482 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2483 (cselib_preserve_only_values): Remove retain argument, don't
2484 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2485 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2486 * var-tracking.c (micro_operation): Move insn field before union.
2487 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2488 (struct variable_tracking_info_def): Remove n_mos field, change
2489 mos into a vector of micro_operations.
2490 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2491 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2492 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2493 changing into a vector.
2494 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2495 come before all other uops generated by add_stores.
2496 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2498 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2499 a vector. Run just one pass over the bbs instead of separate counting
2500 and computation phase.
2501 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2504 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2505 into *nonlocalized_list vector.
2506 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2507 even if origin is non-NULL.
2508 (gen_variable_die): Likewise.
2509 (process_scope_var): Don't change origin.
2510 (gen_decl_die): Likewise.
2511 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2512 before adding new edges instead of after it, fix moving over
2515 2010-03-11 David S. Miller <davem@davemloft.net>
2517 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2519 * configure: Rebuild.
2521 2010-03-11 Martin Jambor <mjambor@suse.cz>
2523 PR tree-optimization/43257
2524 * tree.c (assign_assembler_name_if_neeeded): New function.
2525 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2527 * tree.h (assign_assembler_name_if_neeeded): Declare.
2528 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2529 the function if needed.
2531 2010-03-11 Chris Demetriou <cgd@google.com>
2533 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2534 include/stdint-gcc.h, and include/stdint.h world-readable.
2536 2010-03-11 Richard Guenther <rguenther@suse.de>
2538 PR tree-optimization/43255
2539 * tree-vrp.c (process_assert_insertions_for): Do not insert
2540 asserts for trivial conditions.
2542 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2544 PR tree-optimization/43280
2545 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2546 generation. Move calculation of size out of the if branch.
2547 (find_bswap): Modify compare number generation.
2549 2010-03-11 Richard Guenther <rguenther@suse.de>
2552 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2553 (input_gimple_stmt): Fixup handled component types during
2554 operand read. Also fix up decls in ADDR_EXPRs.
2556 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2558 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2559 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2561 2010-03-10 Jan Hubicka <jh@suse.cz>
2564 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2565 * varasm.c (get_variable_section): Don't do that here...
2566 (make_decl_rtl): ... and here.
2567 (do_assemble_alias): Produce decl RTL.
2568 (assemble_alias): Likewise.
2570 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2573 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2574 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2576 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2577 (based_loc_descr): Only express drap or vdrap regno based expressions
2578 using DW_OP_fbreg when not optimizing.
2579 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2580 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2581 REG_CFA_SET_VDRAP note.
2583 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2585 PR tree-optimization/43236
2586 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2587 error in calculation of base address in reverse iteration case.
2588 (generate_builtin): Take number of latch executions if the statement
2591 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2594 * tree-eh.c: Include pointer-set.h.
2595 (lower_eh_dispatch): Filter out duplicate case labels and
2596 remove the unneeded edge when the label is unused. Return
2597 true when some edges are removed.
2598 (execute_lower_eh_dispatch): When any lowering resulted in
2599 removing an edge, also delete unreachable blocks.
2601 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2604 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2605 UNSPEC_MACHOPIC_OFFSET.
2607 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2610 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2611 (m68k_delegitimize_address): New function.
2613 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2616 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2619 * var-tracking.c (adjust_sets): New function.
2620 (count_with_sets, add_with_sets): Use it.
2621 (get_adjusted_src): New inline function.
2622 (add_stores): Use it.
2625 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2626 call cselib_dummy_expand_value_rtx_cb instead of
2627 cselib_expand_value_rtx_cb.
2630 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2631 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2632 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2633 and .cfi_endproc around the pic thunks.
2634 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2635 all queued unwind info register saves are saved before the call.
2636 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2637 considered as sp-=4 for unwind info and the pop as sp+=4 which
2638 also clobbers dest, but doesn't actually restore it.
2641 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2642 RTX_FRAME_RELATED_P.
2644 2010-03-09 Jie Zhang <jie@codesourcery.com>
2646 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2647 whitespaces in output template.
2649 2010-03-09 Jie Zhang <jie@codesourcery.com>
2651 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2654 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2656 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2657 builtins.exp in a separate job.
2659 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2661 * graphite-sese-to-poly.c (add_param_constraints): Use
2662 lower_bound_in_type and upper_bound_in_type.
2664 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2666 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2667 instead of unsigned_type_node.
2669 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2670 Reza Yazdani <reza.yazdani@amd.com>
2673 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2674 on pointer type parameters.
2676 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2680 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2681 handle conversions from pointer to integers.
2682 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2683 induction variable, to be able to work with code generated by CLooG.
2684 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2685 (build_poly_scop): Bail out if we cannot codegen a loop.
2687 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2689 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2690 code generation with gloog_error.
2692 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2694 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2695 Call fold_convert on all the returned values.
2696 (expand_scalar_variables_expr): Pass to
2697 expand_scalar_variables_ssa_name the type of the resulting expression.
2699 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2701 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2702 ppl_min_for_le_pointset.
2703 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2704 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2708 * graphite-dependences.c (map_into_dep_poly): Removed.
2709 (dependence_polyhedron_1): Use combine_context_id_scat.
2711 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2713 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2714 (struct poly_bb): Same.
2715 (combine_context_id_scat): New.
2717 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2720 * sese.c (name_defined_in_loop_p): Return false for default
2723 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2725 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2726 and clean up the logic.
2728 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2730 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2733 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2735 * var-tracking.c (remove_cselib_value_chains): Define only for
2737 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2738 delete_slot_part, emit_notes_for_differences_1): Don't call
2739 remove_cselib_value_chains here.
2740 (set_slot_part, emit_notes_for_differences_2): Don't call
2741 add_cselib_value_chains here.
2742 (preserved_values): New vector.
2743 (preserve_value): New function.
2744 (add_uses, add_stores, vt_add_function_parameters): Use it
2745 instead of cselib_preserve_value.
2746 (changed_values_stack): New vector.
2747 (check_changed_vars_0): New function.
2748 (check_changed_vars_1, check_changed_vars_2): Use it.
2749 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2750 changed_values_stack VALUEs.
2751 (vt_emit_notes): For all preserved_values call
2752 add_cselib_value_chains. If ENABLE_CHECKING call
2753 remove_cselib_value_chains before verifying value_chains is empty.
2754 Initialize and free changed_values_stack.
2755 (vt_initialize): Initialize preserved_values.
2756 (vt_finalize): Free preserved_values.
2758 2010-03-08 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/43269
2761 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2764 2010-03-08 Martin Jambor <mjambor@suse.cz>
2766 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2767 (ipa_is_param_called): Removed.
2768 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2769 (ipa_print_node_params): Do not print the called flag.
2770 (ipa_write_node_info): Do not stream the called flag.
2771 (ipa_read_node_info): Likewise.
2773 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2776 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2777 * cselib.c (struct expand_value_data): Add dummy field.
2778 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2780 (cselib_dummy_expand_value_rtx_cb): New function.
2781 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2783 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2784 * var-tracking.c: Include pointer-set.h.
2785 (variable): Change n_var_parts to char from int. Add
2786 cur_loc_changed and in_changed_variables fields.
2787 (variable_canonicalize): Remove.
2788 (shared_var_p): New inline function.
2789 (unshare_variable): Maintain cur_loc_changed and
2790 in_changed_variables fields. If var was in changed_variables,
2791 replace it there with new_var. Just copy cur_loc instead of
2792 resetting it to something else.
2793 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2794 (dataflow_set_union): Don't call variable_canonicalize.
2795 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2796 of their DEBUG_EXPR_TREE_DECLs.
2797 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2798 and in_changed_variables and cur_loc_changed is false.
2799 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2800 and cur_loc_changed. Don't update cur_loc here.
2801 (variable_merge_over_src): Don't call variable_canonicalize.
2802 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2803 removing loc that is equal to cur_loc, clear cur_loc,
2804 set cur_loc_changed and ensure variable_was_changed is called.
2805 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2806 compare pointers in cur_loc check, if it is equal to loc,
2807 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2808 (variable_different_p): Remove compare_current_location argument,
2809 don't compare cur_loc.
2810 (dataflow_set_different_1): Adjust variable_different_p caller.
2811 (variable_was_changed): If dv had some var in changed_variables
2812 already, reset in_changed_variables flag for it and propagate
2813 cur_loc_changed over to the new variable. On empty var
2814 always set cur_loc_changed. Set in_changed_variables on whatever
2815 var is added to changed_variables.
2816 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2817 Use shared_var_p. When removing loc that is equal to cur_loc,
2818 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2819 end, don't set it to something else, just call variable_was_changed.
2820 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2821 loc being removed, clear cur_loc and set cur_loc_changed.
2822 Set cur_loc_changed if all locations have been removed.
2823 (struct expand_loc_callback_data): New type.
2824 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2825 allocated. Always create SUBREGs if simplify_subreg failed.
2826 Prefer to use cur_loc, when that fails and still in
2827 changed_variables (and seen first time) recompute it. Set
2828 cur_loc_changed of variables which had to change cur_loc and
2829 compute elcd->cur_loc_changed if any of the subexpressions used
2830 had to change cur_loc.
2831 (vt_expand_loc): Adjust to pass arguments in
2832 expand_loc_callback_data structure.
2833 (vt_expand_loc_dummy): New function.
2834 (emitted_notes): New variable.
2835 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2836 that weren't used for any other decl in current
2837 emit_notes_for_changes call call vt_expand_loc_dummy to update
2838 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2839 first loc_chain location if NULL before. Always use just
2840 cur_loc instead of first loc_chain location. When cur_loc_changed
2841 is false, when not --enable-checking=rtl just don't emit any note.
2842 When rtl checking, compute the note and assert it is the same
2843 as previous note. Clear cur_loc_changed and in_changed_variables
2844 at the end before removing from changed_variables.
2845 (check_changed_vars_3): New function.
2846 (emit_notes_for_changes): Traverse changed_vars to call
2847 check_changed_vars_3 on each changed var.
2848 (emit_notes_for_differences_1): Clear cur_loc_changed and
2849 in_changed_variables. Recompute cur_loc of new_var.
2850 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2851 (vt_emit_notes): Initialize and destroy emitted_notes.
2853 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2855 PR rtl-optimization/42220
2856 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2857 Use verify_reg_tracked to determine if we should use OP_OUT rather
2859 (build_def_use): If we see an in-out operand for a register that we
2860 know nothing about, treat is an output if possible, fail the block if
2863 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2866 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2869 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2872 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2873 uses of relevant DEFs that are dead outside the loop too.
2875 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2877 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2879 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2881 * var-tracking.c (values_to_unmark): New variable.
2882 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2883 values_to_unmark vector. Moved body to...
2884 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2885 instead queue it into values_to_unmark vector.
2886 (vt_find_locations): Free values_to_unmark vector.
2888 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2890 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2891 (site.exp): Export them when plugins are enabled.
2893 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2896 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2898 (chrec_fold_multiply): Same.
2900 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2903 * c-decl.c (build_compound_literal): Return early if init is
2906 2010-03-04 Martin Jambor <mjambor@suse.cz>
2908 PR tree-optimization/43164
2909 PR tree-optimization/43191
2910 * tree-sra.c (type_consists_of_records_p): Reject records with
2911 zero-size bit-fields at the end.
2913 2010-03-04 Mike Stump <mikestump@comcast.net>
2915 * Makefile.in (TAGS): Remove *.y.
2917 2010-03-04 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/40761
2920 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2922 (my_rev_post_order_compute): New function.
2923 (init_pre): Call it.
2925 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2928 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2929 decrease the cost of an IV candidate when the cost is infinite.
2931 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2933 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2934 Use '3DNow!' for the extension of that name, ensure normal space
2936 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2938 2010-03-03 Jeff Law <law@redhat.com>
2940 * PR middle-end/32693
2941 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2942 than gen_rtx_SUBREG.
2943 (extract_bit_field_1): Likewise.
2945 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2947 * doc/sourcebuild.texi (Test directives): Document that arguments
2948 include-opts and exclude-opts are now optional for dg-skip-if,
2949 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2951 2010-03-03 Jason Merrill <jason@redhat.com>
2954 * cgraph.h (varpool_node): Add extra_name field.
2955 * varpool.c (varpool_extra_name_alias): New.
2956 (varpool_assemble_decl): Emit extra name aliases.
2957 (varpool_mark_needed_node): Look past an extra name alias.
2958 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2959 * lto-streamer-in.c (lto_input_tree): Read it.
2960 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2962 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2964 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2965 (sparc*-*-solaris2*): ...this.
2967 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2970 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2971 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2972 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2973 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2976 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2977 fallthrough to default handling, just with want_address 0 instead of 2.
2978 For single element lists, add_AT_loc directly, otherwise create an
2979 artificial variable DIE and stick location list to it.
2982 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2983 (VAL_EXPR_HAS_REVERSE): Define.
2984 (reverse_op): New function.
2985 (add_stores): For reversible operations add an extra MO_VAL_USE.
2987 2010-03-02 Jason Merrill <jason@redhat.com>
2989 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2991 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2993 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2994 (sparc64-*-linux*): Likewise.
2995 (sparc64-*-solaris2*): Include assembler files before linker ones.
2996 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2997 * config/sparc/gas.h: Delete.
2998 * config/sparc/sol2-64.h: Add copyright notice.
2999 * config/sparc/sol2-gas-bi.h: Likewise.
3000 * config/sparc/sol2-gld.h: Likewise.
3001 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3002 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3003 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3004 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3005 (sparc_elf_asm_named_section): Rename into...
3006 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3008 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3010 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3012 2010-03-02 Jeff Law <law@redhat.com>
3015 * reload1.c (rtx_p, substitute_stack): Declare.
3016 (substitute): Record addresses of changed rtxs.
3017 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3018 Restore the original rtx when complete.
3019 (reload): Free subsitute_stack when complete.
3021 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3023 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3024 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3026 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3027 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3028 Torture Tests): Change from subsection to section.
3030 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3031 Steven Bosscher <steven@gcc.gnu.org>
3033 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3036 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3039 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3040 the assignment from the new induction variable to the assignment
3041 of the value from the original loop PHI function.
3043 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3044 Daniel Jacobowitz <dan@codesourcery.com>
3046 * doc/sourcebuild.texi (Test directives): Clarify options to
3049 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3051 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3052 Disable cfi directives unless GCC and gas agree on using read-only
3053 .eh_frame sections for 64-bit.
3054 * configure: Regenerate.
3056 2010-03-01 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/43220
3059 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3060 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3062 2010-03-01 Richard Guenther <rguenther@suse.de>
3063 Martin Jambor <mjambor@suse.cz>
3066 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3067 gimplified parameters.
3069 2010-03-01 Christian Bruel <christian.bruel@st.com>
3071 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3073 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3075 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3077 2010-03-01 Richard Guenther <rguenther@suse.de>
3080 * expr.c (expand_assignment): Use the alias-oracle to tell
3081 if the rhs aliases the result decl.
3083 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3086 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3087 to sol_gt_pch_get_address.
3088 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3089 64-bit, SPARC and x86.
3090 (sol_gt_pch_get_address): New function.
3092 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3094 * toplev.h (inform_n, error_n): Declare.
3095 * diagnostic.c (inform_n, error_n): New function.
3097 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3099 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3100 has no rtl yet when processing local_decls, queue it and recheck
3101 if deferred stack allocation hasn't assigned it rtl.
3103 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3105 * config/sh/sh.c (unspec_bbr_uid): New.
3106 (gen_block_redirect): Use it instead of INSN_UID.
3107 (gen_far_branch): Likewise.
3109 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3111 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3112 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3114 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3116 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3117 (Warning Options): -Wno-conversion-null is valid for
3118 Objective-C++ as well.
3119 * doc/tm.texi (Named Address Spaces): Likewise.
3120 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3121 * doc/tree-ssa.texi (Tree SSA): Likewise.
3123 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3126 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3127 by default. Don't set the default arch for
3128 i[34567]86-*-darwin*|x86_64-*-darwin*.
3130 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3133 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3134 default. Set the default 32bit/64bit archs with $with_arch
3135 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3137 2010-02-27 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/43186
3140 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3141 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3142 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3143 unroller iterations.
3145 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3147 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3148 required and i[34567]86-*-* targets don't support 64bit ISA.
3150 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3153 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3156 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3158 * config.gcc: Set the default arch at least to Prescott for
3159 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3160 if SSE math is enabled.
3162 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3164 * diagnostic.c (diagnostic_initialize): Update.
3165 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3167 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3168 (diagnostic_inhibit_notes): New.
3169 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3171 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3174 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3175 * doc/standards.texi: Likewise.
3176 * doc/extend.texi: Likewise.
3177 * doc/trouble.texi: Likewise.
3178 * doc/cppopts.texi: Likewise.
3179 * doc/install.texi: Likewise.
3180 * c.opt (std=c90,std=gnu90): New options.
3181 * c-opts.c (c_common_handle_option): Handle them.
3183 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3186 * c-decl.c (undeclared_variable): Use an informative note.
3188 2010-02-26 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/43186
3191 * gimple.h (gimple_fold): Remove.
3192 * gimple.c (gimple_fold): Remove. Inline into single user ...
3193 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3194 Try harder for conditions.
3196 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3199 * function.c (used_types_insert): Don't skip through named pointer
3200 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3201 and it is different from the main variant's type.
3203 2010-02-26 Nick Clifton <nickc@redhat.com>
3205 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3207 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3209 * config.gcc: Support --with-fpmath=sse for x86.
3211 * config/i386/ssemath.h: New.
3213 * doc/install.texi (--with-fpmath=sse): Documented.
3215 2010-02-26 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/43188
3218 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3219 vector types of over-aligned element type.
3221 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3224 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3225 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3227 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3229 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3231 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3233 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3234 * var-tracking.c: Include diagnostic.h.
3235 (debug_dv): New function.
3236 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3239 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3240 (add_value_chain, add_value_chains, remove_value_chain,
3241 remove_value_chains): Handle DEBUG_EXPRs.
3242 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3245 * regcprop.c (struct queued_debug_insn_change): New type.
3246 (struct value_data_entry): Add debug_insn_changes field.
3247 (struct value_data): Add n_debug_insn_changes field.
3248 (debug_insn_changes_pool): New variable.
3249 (free_debug_insn_changes, apply_debug_insn_changes,
3250 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3251 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3252 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3254 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3256 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3257 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3258 changes, call cprop_find_used_regs via note_stores.
3259 (copyprop_hardreg_forward): When copying vd from predecessor
3260 which has any queued DEBUG_INSN changes, make sure the pointers are
3261 cleared. At the end call df_analyze and then if there are any
3262 DEBUG_INSN changes queued at the end of some basic block for still
3263 live registers, apply them.
3264 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3266 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3268 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3271 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3273 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3274 targets. Set the default with_cpu/with_arch from arch/cpu.
3275 Allow x86-64 and native for with_cpu/with_arch.
3277 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3279 * ebitmap.c: Change calls to verify_popcount with calls to
3280 sbitmap_verify_popcount.
3281 (ebitmap_clear_bit): Fixed map->cacheindex test and
3282 map>cache update when bit clearing results in an empty
3285 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3288 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3289 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3290 and support both V2DF and V2DI modes.
3291 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3292 support both V2DF and V2DI modes.
3293 (general): Delete trailing whitespace from a few patterns.
3295 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3296 V2DF/V2DI interleave high/low builtins.
3298 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3301 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3302 interleave high/low functions.
3304 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3306 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3307 #pragma extern_prefix.
3309 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3312 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3313 BLKmode, assert op0 is a MEM and just adjust its mode.
3316 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3317 if bitpos isn't multiple of mode's bitsize.
3319 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3321 * c.opt (-ftemplate-depth=): New.
3322 (-ftemplate-depth-): Deprecate.
3323 * optc-gen.awk: Handle -ftemplate-depth=.
3324 * opth-gen.awk: Likewise.
3325 * c-opts.c (c_common_handle_option): Likewise.
3326 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3328 2010-02-24 Jason Merrill <jason@redhat.com>
3330 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3332 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * cfg.c (alloc_aux_for_block): Remove inline.
3335 (alloc_aux_for_edge): Likewise.
3337 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3339 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3341 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3343 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3344 * config/i386/sol2-gas.h: New file.
3345 * config.gcc (i[34567]86-*-solaris2*): Use it.
3347 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3350 * c-typeck.c (ep_convert_and_check): New.
3351 (build_conditional_expr): Use it.
3352 (build_binary_op): Likewise.
3354 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3356 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3359 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3360 bounds even for -O+.
3361 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3362 expr needs to have DECL_NAME set.
3364 2010-02-24 Nick Clifton <nickc@redhat.com>
3366 * config/mep/mep.c: Include gimple.h.
3367 (mep_function_uses_sp): Delete unused function.
3368 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3369 parameters. Use unsigned integers to count args. Return a
3370 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3372 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3375 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3376 greater or equal to nelt instead of 2 * nelt.
3377 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3380 2010-02-23 Jason Merrill <jason@redhat.com>
3383 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3384 in cfun->local_decls even if they have register types.
3387 * stor-layout.c (place_field): Don't warn about unnecessary
3388 DECL_PACKED if the type is packed.
3390 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3393 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3394 GOTOFF relocs, even when the base reg isn't pic pointer.
3396 2010-02-23 Michael Matz <matz@suse.de>
3399 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3400 (expand_gimple_basic_block): Generate and use debug temps if there
3401 are debug uses left after the last real use of TERed ssa names.
3402 Unlink debug immediate uses when they are expanded.
3404 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3407 * config/i386/i386.c (override_options): Reorganise to provide
3408 better error messages.
3410 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3413 * graphite-scop-detection.c (create_single_exit_edge): Move
3414 the call to find_single_exit_edge to....
3415 (create_sese_edges): ...here. Don't handle multiple edges
3416 exiting the function.
3417 (build_graphite_scops): Don't handle multiple edges
3418 exiting the function.
3420 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3423 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3424 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3426 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3429 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3431 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3434 * c-typeck.c (convert_arguments): Print declaration location.
3435 * c-common.c (validate_nargs): Rename as
3436 builtin_function_validate_nargs.
3437 (check_builtin_function_arguments): Update.
3439 2010-02-22 Richard Guenther <rguenther@suse.de>
3442 * tree-inline.c (declare_return_variable): Use the type of
3443 the call stmt lhs if available.
3445 2010-02-22 Duncan Sands <baldrick@free.fr>
3447 * passes.c (register_pass): Always consider all pass lists when
3448 ref_pass_instance_number is zero.
3450 2010-02-22 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/42749
3453 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3454 parameter. Do arithmetic in the original type.
3455 (update_accumulator_with_ops): Likewise.
3456 (adjust_accumulator_values): Adjust.
3458 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3460 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3461 (QI to BLKmode splitter): New splitter.
3463 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3465 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3466 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3468 2010-02-22 Richard Guenther <rguenther@suse.de>
3470 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3472 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3474 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3475 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3476 ($(T)crti.o, $(T)crtn.o): Remove rules.
3478 2010-02-21 Tobias Burnus <burnus@net-b.de>
3481 * doc/invoke.texi (-fassociative-math): Document that this
3482 option is automatically enabled for Fortran.
3484 2010-02-20 David S. Miller <davem@davemloft.net>
3486 * configure.ac: Test if linker and assembler properly support
3487 GOTDATA_OP relocations.
3488 * configure: Rebuild.
3489 * config.in: Likewise.
3490 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3491 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3492 (movsi_high_pic): Likewise.
3493 (movdi_lo_sum_pic): Likewise.
3494 (movdi_high_pic): Likewise.
3495 (movsi_pic_gotdata_op): New pattern.
3496 (movdi_pic_gotdata_op): Likewise.
3497 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3498 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3500 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3504 attribute to ssemul.
3505 (xop_mulv2div2di3_high): Ditto.
3507 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3510 * c.opt (Wconversion-null): New option.
3511 * doc/invoke.texi (Wconversion-null): Document.
3513 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3515 * common.opt (Wlarger-than-): Add Undocumented.
3517 2010-02-19 Mike Stump <mikestump@comcast.net>
3519 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3521 2010-02-19 Jason Merrill <jason@redhat.com>
3524 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3525 * configure: Likewise.
3527 2010-02-20 Alan Modra <amodra@gmail.com>
3530 * cgraph.h (cgraph_make_decl_local): Declare.
3531 * cgraph.c (cgraph_make_decl_local): New function.
3532 (cgraph_make_node_local): Use it.
3533 * cgraphunit.c (cgraph_function_versioning): Likewise.
3534 * ipa.c (function_and_variable_visibility): Likewise.
3536 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3539 * except.c (sjlj_emit_function_enter): Don't call
3540 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3542 * rtl.h (add_reg_br_prob_note): Remove prototype.
3544 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3547 * c-common.c (conversion_warning): Remove widening conversions
3548 before checking the conversion of integers to reals.
3550 2010-02-19 Mike Stump <mikestump@comcast.net>
3553 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3556 * cgraphunit.c (process_function_and_variable_attributes): Check
3557 DECL_PRESERVE_P instead of looking up attribute "used".
3558 * ipa-pure-const.c (check_decl): Likewise.
3559 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3560 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3561 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3562 instead of attribute "used".
3563 * config/sol2-c.c (solaris_pragma_init): Likewise.
3564 (solaris_pragma_fini): Likewise.
3566 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3568 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3569 Use XCNEW instead of xcalloc.
3570 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3571 XNEW instead of xmalloc.
3572 (get_fields): Use XNEWVEC instead of xmalloc.
3575 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3576 populate vars array.
3577 (create_new_general_access): For debug stmts just reset value.
3578 (get_stmt_accesses): For accesses within debug stmts just record them
3579 using add_access_to_acc_sites instead of preventing the peeling or
3580 counting them as accesses.
3583 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3585 2010-02-19 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/42916
3588 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3591 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3593 * configure.ac: Replace all uses of changequote in macro arguments
3594 with proper quoting.
3596 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3599 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3601 2010-02-19 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/42944
3604 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3605 test for aliasing with errno.
3607 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3610 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3611 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3612 * dojump.c: Include output.h.
3613 (inv): New inline function.
3614 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3615 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3616 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3617 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3618 argument, pass it down to other calls.
3619 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3620 add REG_BR_PROB note to the conditional jump.
3621 * cfgexpand.c (add_reg_br_prob_note): Removed.
3622 (expand_gimple_cond): Don't call it, add the probability
3623 as last argument to jumpif_1/jumpifnot_1.
3624 * Makefile.in (dojump.o): Depend on output.h.
3625 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3627 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3628 * stmt.c (do_jump_if_equal): Likewise.
3629 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3630 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3631 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3633 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3634 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3635 jumpifnot_1 callers.
3636 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3638 (store_expr): Adjust jumpifnot caller.
3639 (store_constructor): Adjust jumpif caller.
3642 * gimplify.c (gimple_boolify): For __builtin_expect call
3643 gimple_boolify also on its first argument.
3645 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3647 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3649 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3650 * configure: Regenerated.
3652 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3654 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3655 lang_hooks.types_compatible_p instead of comptypes.
3657 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3659 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3660 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3661 if __prefer_thumb__ is defined.
3663 2010-02-18 Martin Jambor <mjambor@suse.cz>
3665 PR tree-optimization/43066
3666 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3667 array with zero-sized element type.
3669 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3671 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3672 rtx, allocate struct var_loc_node here and return it to the
3673 caller, and only if it is actually needed.
3674 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3675 move it earlier and return immediately if it returns NULL.
3677 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3679 * config/sparc/gas.h: New file. Restore
3680 TARGET_ASM_NAMED_SECTION to its ELF default.
3681 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3683 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3684 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3685 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3686 after sparc/sysv4.h.
3688 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3690 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3692 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3694 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3695 patterns from predicated pattern.
3697 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3700 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3701 for insn mnemonic suffix.
3703 2010-02-17 Richard Guenther <rguenther@suse.de>
3705 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3708 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3711 * caller-save.c (save_call_clobbered_regs): If BB ends with
3712 a DEBUG_INSN, move any notes in between last real insn and the last
3713 DEBUG_INSN after the last DEBUG_INSN.
3715 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3717 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3718 Fix return type. Fix argument type. Explain meaning of return value.
3720 2010-02-16 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimization/41043
3723 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3724 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3726 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3728 2010-02-16 Ira Rosen <irar@il.ibm.com>
3730 PR tree-optimization/43074
3731 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3732 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3733 vectorizable cycles in hybrid SLP check.
3734 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3736 2010-02-16 Richard Guenther <rguenther@suse.de>
3738 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3739 (true_dependence): If memrefs_conflict_p computes must-alias
3740 trust it. Move TBAA check after offset-based disambiguation.
3741 (canon_true_dependence): Likewise.
3743 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3745 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3746 * doc/invoke.texi: Document it.
3747 * var-tracking.c: Include toplev.h and params.h.
3748 (vt_find_locations): Return bool indicating success. Compute
3749 hash sizes unconditionally. Check new parameter, report.
3750 (variable_tracking_main_1): Check vt_find_locations results and
3751 retry. Renamed from...
3752 (variable_tracking_main): ... this. New wrapper to preserve
3753 flag_var_tracking_assignments.
3754 * Makefile.in (var-tracking.o): Adjust dependencies.
3756 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3757 Jakub Jelinek <jakub@redhat.com>
3760 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3761 if weak_import attribute is present.
3762 * config/darwin.c (machopic_select_section): Likewise.
3764 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3766 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3767 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3768 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3769 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3771 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3773 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3776 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3777 Rewrite text to refer to the names.
3779 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3781 * config/i386/i386-builtin-types.def
3782 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3783 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3784 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3785 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3786 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3787 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3788 IX86_BUILTIN_VPERMIL2PS256.
3789 (MULTI_ARG_4_DF2_DI_I): Defined.
3790 (MULTI_ARG_4_DF2_DI_I1): Defined.
3791 (MULTI_ARG_4_SF2_SI_I): Defined.
3792 (MULTI_ARG_4_SF2_SI_I1): Defined.
3793 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3794 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3795 __builtin_ia32_vpermil2ps256.
3796 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3797 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3798 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3799 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3800 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3801 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3802 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3803 CODE_FOR_xop_vpermil2v8sf3.
3804 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3805 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3806 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3807 (_mm256_permute2_pd): New.
3808 (_mm_permute2_ps): New.
3809 (_mm256_permute2_ps): New.
3811 2010-02-15 Nick Clifton <nickc@redhat.com>
3813 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3814 boolean parameters. Use emit_jump_insn when emitting a pop
3815 instruction containing a return insn.
3816 (push): Use 'true' rather than '1' as second parameter to F.
3817 (h8300_expand_prologue): Likewise.
3818 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3819 (h8300_expand_epilogue): Likewise.
3821 2010-02-15 Richard Guenther <rguenther@suse.de>
3824 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3827 2010-02-15 Nick Clifton <nickc@redhat.com>
3829 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3832 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3834 * intl.c (fake_ngettext): New function.
3835 * intl.h (fake_ngettext): Declare.
3836 (ngettext): Define macro.
3837 * collect2.c (notice_translated): New function.
3838 (main): Use notice_translated and ngettext.
3839 * collect2.h (notice_translated): Declare.
3841 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3843 * reorg.c (delete_computation): Comment fixes.
3844 * caller-save.c (setup_save_areas): Idem.
3845 * sel-sched-dump.c (dump_lv_set): Idem.
3848 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3850 * config/s390/s390.c (s390_sched_init): New function.
3851 (TARGET_SCHED_INIT): Target hook defined.
3853 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3854 Jack Howarth <howarth@bromo.med.uc.edu>
3855 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3858 Partial revert of unintended change in fix for PR41605.
3859 * config/darwin.h: Fix typo.
3860 * config/darwin9.h: Same.
3862 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3864 * c-pch.c (pch_init): Clear v.
3866 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3869 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3870 graphite_can_represent_init for MULT_EXPR.
3872 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3876 * graphite-sese-to-poly.c (remove_phi): New.
3877 (translate_scalar_reduction_to_array): Call remove_phi.
3879 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3882 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3883 * graphite-clast-to-gimple.h (gloog): Update declaration.
3884 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3885 * graphite-poly.h (struct poly_bb): Add missing comments.
3886 (struct scop): Add poly_scop_p field.
3888 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3889 * graphite.c (graphite_transform_loops): Build the polyhedral
3890 representation for each scop before code generation.
3891 * sese.c (rename_variables_in_operand): Removed.
3892 (rename_variables_in_expr): Return the renamed expression.
3893 (rename_sese_parameters): New.
3894 * sese.h (rename_sese_parameters): Declared.
3896 2010-02-11 Richard Guenther <rguenther@suse.de>
3898 PR tree-optimization/42998
3899 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3900 POINTER_PLUS_EXPR properly.
3902 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3903 Changpeng Fang <changpeng.fang@amd.com>
3906 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3907 the cost of an IV candidate when the IV is used in a test against zero.
3909 * gcc.dg/tree-ssa/ivopts-3.c: New.
3911 2010-02-11 Richard Guenther <rguenther@suse.de>
3914 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3915 pointer-vs-decl case by swapping refs. Handle some cases
3916 of pointer-vs-decl disambiguations more conservatively.
3917 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3918 to false after expanding.
3920 2010-02-11 Richard Guenther <rguenther@suse.de>
3923 * gcc.c (process_command): Handle LTO file@offset case more
3926 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3928 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3929 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3931 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3933 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3934 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3935 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3936 Optimize eq/ne comparisons when both arguments are known to be
3938 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3939 Don't mask operands unnecessarily if they are known to be already
3942 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3944 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3947 2010-02-10 Richard Guenther <rguenther@suse.de>
3949 PR tree-optimization/43017
3950 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3951 for wrapping signed arithmetic.
3953 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3956 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3957 if no debug info should be emitted for it.
3959 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3961 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3962 note when flag_exceptions is set.
3964 2010-02-10 Duncan Sands <baldrick@free.fr>
3966 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3968 2010-02-10 Richard Guenther <rguenther@suse.de>
3971 * tree.c (get_unwidened): Handle constants.
3972 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3974 2010-02-10 Martin Jambor <mjambor@suse.cz>
3977 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3978 check for variable argument counts independently.
3980 2010-02-10 Christian Bruel <christian.bruel@st.com>
3983 * config/sh/sh.c (find_barrier): Increase length for non delayed
3984 conditional branches.
3986 2010-02-10 Christian Bruel <christian.bruel@st.com>
3988 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3990 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3992 * builtins.c (set_builtin_user_assembler_name): Also handle
3993 ffs if int is smaller than word.
3995 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3998 * ira-conflicts.c (get_dup): Remove.
3999 (process_reg_shuffles): Add new parameter. Use it as an
4000 additional guard for copy generation.
4001 (add_insn_allocno_copies): Rewrite.
4003 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4005 * common.opt (fsched2-use-traces): Preserved for backward
4007 * doc/invoke.texi: Remove the documentation about option
4008 -fsched2-use-traces.
4009 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4010 flag_sched2_use_traces.
4011 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4012 the backward compatibility flag section.
4014 2010-02-09 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/43008
4017 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4018 make HEAP variables initialized from global memory if they
4019 are not known builtin functions.
4020 (find_func_aliases): Adjust.
4022 2010-02-09 Richard Guenther <rguenther@suse.de>
4024 PR tree-optimization/43000
4025 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4026 arithmetic manually.
4028 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4030 PR tree-optimization/42931
4031 * tree-loop-linear.c (try_interchange_loops): Don't call
4032 double_int_mul if estimated_loop_iterations failed.
4034 2010-02-08 Martin Jambor <mjambor@suse.cz>
4037 * tree-sra.c (build_accesses_from_assign): Do not mark in
4038 should_scalarize_away_bitmap if stmt has volatile ops.
4039 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4042 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4044 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4046 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4048 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4051 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4054 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4056 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4059 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4060 to unknown_dependence.
4061 (graphite_legal_transform_dr): Handle the unknown_dependence.
4062 (graphite_carried_dependence_level_k): Same.
4064 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4066 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4068 2010-02-07 Richard Guenther <rguenther@suse.de>
4071 * expr.c (get_inner_reference): Always initialize *pbitsize.
4073 2010-02-07 Richard Guenther <rguenther@suse.de>
4076 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4077 new ARRAY_REFs on variable size element or minimal index arrays.
4079 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4080 gimple_fold_indirect_ref.
4082 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4085 * arm.c (arm_override_options): Just return if the user has specified
4086 an invalid fpu name.
4088 2010-02-03 Jason Merrill <jason@redhat.com>
4091 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4092 i386_pe_maybe_record_exported_symbol.
4094 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4097 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4098 (pa_delegitimize_address): New function.
4100 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4102 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4103 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4105 2010-02-05 Richard Guenther <rguenther@suse.de>
4108 * lto-streamer-in.c (get_resolution): Deal with references
4109 to undefined functions.
4111 2010-02-05 Richard Guenther <rguenther@suse.de>
4113 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4114 (fold_const_aggregate_ref): Likewise.
4115 (ccp_fold_stmt): Substitute loads.
4116 (maybe_fold_reference): Verify types before substituting.
4118 (fold_gimple_assign): Unshare properly.
4119 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4121 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4123 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4124 for rs6000_gen_cell_microcode.
4126 2010-02-04 Richard Guenther <rguenther@suse.de>
4128 PR rtl-optimization/42952
4129 * dse.c (const_or_frame_p): Remove MEM handling.
4131 2010-02-04 Nick Clifton <nickc@redhat.com>
4133 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4134 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4135 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4136 (mn10300_asm_output_mi_thunk): New function.
4137 (mn10300_can_output_mu_thunk): New function.
4138 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4139 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4140 (FUNCTION_ARG): Delete incorrect comment.
4142 2010-02-03 Jason Merrill <jason@redhat.com>
4145 * fold-const.c (operand_equal_p): Handle erroneous types.
4147 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4149 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4151 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4153 PR rtl-optimization/42941
4154 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4157 2010-02-03 Jason Merrill <jason@redhat.com>
4160 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4162 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4165 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4166 (cselib_reset_table): Renamed from...
4167 (cselib_reset_table_with_next_value): ... this.
4168 (cselib_get_next_uid): Renamed from...
4169 (cselib_get_next_unknown_value): ... this.
4170 * cselib.c (next_uid): Renamed from...
4171 (next_unknown_value): ... this.
4172 (cselib_clear_table): Adjust.
4173 (cselib_reset_table): Adjust. Renamed from...
4174 (cselib_reset_table_with_next_value): ... this.
4175 (cselib_get_next_uid): Adjust. Renamed from...
4176 (cselib_get_next_unknown_value): ... this.
4177 (get_value_hash): Use hash.
4178 (cselib_hash_rtx): Likewise.
4179 (new_cselib_val): Adjust. Set and dump uid.
4180 (cselib_lookup_mem): Pass next_uid as hash.
4181 (cselib_subst_to_values): Likewise.
4182 (cselib_log_lookup): Dump uid.
4183 (cselib_lookup): Pass next_uid as hash. Adjust.
4184 (cselib_process_insn): Adjust.
4185 (cselib_init): Initialize next_uid.
4186 (cselib_finish): Adjust.
4187 (dump_cselib_table): Likewise.
4188 * dse.c (canon_address): Dump value uid.
4189 * print-rtl.c (print_rtx): Print value uid.
4190 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4192 (dv_uid): New function, sort of renamed from...
4193 (dv_htab_hash): ... this, reimplemented in terms of it and...
4194 (dv_uid2hash): ... this. New.
4195 (variable_htab_eq): Drop excess assertions.
4196 (tie_break_pointers): Removed.
4197 (canon_value_cmp): Compare uids.
4198 (variable_post_merge_New_vals): Print uids.
4199 (vt_add_function_parameters): Adjust.
4200 (vt_initialize): Reset table. Adjust.
4202 2010-02-03 Richard Guenther <rguenther@suse.de>
4204 PR tree-optimization/42944
4205 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4206 (call_may_clobber_ref_p_1): Likewise. Properly handle
4207 malloc and calloc clobbering errno.
4209 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4211 * doc/invoke.texi: Fix name of sched1 dump.
4213 * opts.c (decode_options): Set flag_tree_switch_conversion
4214 only conditionally on optimize >= 2.
4216 * gcse.c: Assorted comment fixes in pass description.
4218 2010-02-03 Anthony Green <green@moxielogic.com>
4220 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4221 nop padding in order to maintain alignment of storage location of
4222 target function address.
4223 (moxie_trampoline_init): Store target function address at newly
4225 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4227 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4229 2010-02-03 Richard Guenther <rguenther@suse.de>
4232 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4234 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4236 * config.gcc: Reenable check for obsolete targets.
4237 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4238 mips-sgi-irix6.[0-4]*.
4240 2010-02-02 Nick Clifton <nickc@redhat.com>
4242 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4243 constant size of 4 as being the same as 0.
4244 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4245 can take values in the range 0..4.
4247 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4250 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4251 as _darwin10_Unwind_FindEnclosingFunction().
4252 * libgcc-libsystem.ver: New.
4254 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4257 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4258 implicitly set registers.
4260 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4262 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4263 (arm_override_options): Allow automatic selection of the thread
4264 pointer register if thumb2.
4265 (legitimize_pic_address): Improve code sequences for Thumb2.
4266 (arm_call_tls_get_addr): Likewise.
4267 (legitimize_tls_address): Likewise.
4268 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4269 (pic_load_addr_32bit): ... this. New named pattern.
4270 * thumb2.md (pic_load_addr_thumb2): Delete.
4271 (pic_load_dot_plus_four): Delete.
4272 (tls_load_dot_plus_four): New named pattern.
4274 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4277 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4278 Document fix for TLS bug.
4280 2010-01-31 Richard Guenther <rguenther@suse.de>
4282 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4283 conservatively correct.
4285 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4289 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4291 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4293 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4295 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4297 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4299 * config.gcc: Adjust order of makefile fragments for mingw targets.
4301 2010-01-31 Richard Guenther <rguenther@suse.de>
4304 * gimplify.c (gimplify_init_constructor): For volatile LHS
4305 initialize a temporary.
4307 2010-01-31 Matthias Klose <doko@ubuntu.com>
4309 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4311 * configure: Regenerate.
4313 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4315 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4316 the same alias set and their sizes different constantness.
4317 (aliasing_component_refs_p): Revert 2009-10-24 change.
4319 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4321 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4324 2010-01-29 Richard Guenther <rguenther@suse.de>
4326 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4327 Assert we successfully updated the call.
4329 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4331 PR rtl-optimization/42889
4332 * df.h (df_set_bb_dirty_nonlr): New prototype.
4333 * df-core.c (df_set_bb_dirty_nonlr): New function.
4334 * df-scan.c (df_insn_rescan): Call it instead of
4335 df_set_bb_dirty for DEBUG_INSNs.
4337 2010-01-29 Richard Guenther <rguenther@suse.de>
4340 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4341 quadratic behavior in most cases.
4343 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4346 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4347 in the call to gen_x86_movsicc_0_m1.
4349 2010-01-28 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/42871
4352 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4354 2010-01-28 Richard Guenther <rguenther@suse.de>
4356 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4357 into call arguments.
4359 2010-01-28 Richard Guenther <rguenther@suse.de>
4362 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4363 the forwarder if the destination is an EH landing pad.
4365 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4367 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4368 block list passed to gimple_duplicate_sese_tail.
4369 (parallelize_loops): Avoid parallelization when the function
4371 Avoid parallelization when the preheader is IRREDUCIBLE.
4372 Try to optimize when estimated_loop_iterations_int is unresolved.
4373 Add the loop's location to the dump file.
4374 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4375 (gimple_duplicate_sese_tail): Remove the check for the latch.
4376 Redirect nexits to the exit block.
4377 Remove handling of the incoming edges to the latch.
4378 Redirect the backedge from the copied latch to the exit bb.
4380 2010-01-28 Michael Matz <matz@suse.de>
4383 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4384 Wrap force_reg into a sequence, emit it before user.
4386 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4388 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4390 (arm_legacy_rev): Likewise.
4391 (thumb_legacy_rev): Likewise.
4393 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4395 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4396 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4397 on MEM's address failed, try avoid_constant_pool_reference and
4398 recurse if it returned something different.
4399 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4400 address, try avoid_constant_pool_reference and recurse if it
4401 returned something different.
4402 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4403 address and avoid_constant_pool_reference returned something
4404 different, don't set have_address.
4406 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4409 * var-tracking.c (val_store): Add modified argument, obey it.
4411 (count_uses): Move down logging of main.
4412 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4413 don't need resolution.
4414 (emit_notes_in_bb): Likewise.
4416 2010-01-27 Richard Guenther <rguenther@suse.de>
4419 * tree-inline.c (remap_decl): Delay remapping of SSA name
4420 default definitions until we need them.
4422 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4424 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4425 (rs6000_delegitimize_address): New function.
4427 * config/s390/s390.c (s390_delegitimize_address): Call
4428 delegitimize_mem_from_attrs.
4431 * tree-inline.c (cannot_copy_type_1): Removed.
4432 (copy_forbidden): Don't forbid copying of functions containing
4433 records/unions with variable length fields.
4435 2010-01-27 Christian Bruel <christian.bruel@st.com>
4439 * config/sh/sh.c (find_barrier): Increase length for non delayed
4440 conditional branches.
4442 2010-01-27 Matthias Klose <doko@ubuntu.com>
4444 * configure.ac (gnu-unique-object): Fix ldd version check.
4445 * configure: Regenerate.
4447 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4449 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4451 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4452 Test for HAVE_GNU_AS value.
4454 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4456 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4457 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4458 INT64_TYPE): Define.
4459 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4460 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4461 INT_LEAST64_TYPE): Define.
4462 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4463 UINT_LEAST64_TYPE): Define.
4464 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4465 INT_FAST64_TYPE): Define.
4466 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4467 UINT_FAST64_TYPE): Define.
4468 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4469 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4470 (SIG_ATOMIC_TYPE): Define.
4472 2010-01-26 Richard Guenther <rguenther@suse.de>
4474 * df-scan.c (df_scan_set_bb_info): Remove assert.
4475 (df_insn_rescan_debug_internal): Merge asserts.
4476 (df_install_ref): Likewise.
4477 (df_mark_reg): Use bitmap_set_range.
4478 (df_hard_reg_used_p): Remove assert.
4479 (df_hard_reg_used_count): Likewise.
4481 2010-01-26 Richard Guenther <rguenther@suse.de>
4483 PR rtl-optimization/42685
4484 * web.c (web_main): Ignore DEBUG_INSNs.
4486 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4488 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4490 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4491 Fix types of fndecl and arglist parameters.
4493 2010-01-26 Richard Guenther <rguenther@suse.de>
4496 * tree-eh.c (unsplit_eh): Skip debug insns.
4498 2010-01-26 Richard Guenther <rguenther@suse.de>
4500 PR tree-optimization/42250
4501 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4503 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4506 * omp-low.c (expand_omp_sections): Only use single_pred if
4507 l2_bb is single_pred_p.
4509 2010-01-25 Christian Bruel <christian.bruel@st.com>
4512 * config/sh/sh.c (find_barrier): Increase length for non delayed
4513 conditional branches.
4514 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4516 2010-01-24 David S. Miller <davem@davemloft.net>
4518 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4519 define if not using GAS.
4520 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4521 Likewise. Delete SECTION_MERGE code, which is only applicable
4524 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4527 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4528 mangling of va_list in system headers.
4530 2010-01-23 Toon Moene <toon@moene.org>
4532 * tree-predcom.c (combine_chains): Return NULL, not false.
4534 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4536 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4537 initialization of variable res to agree with return type.
4539 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4541 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4542 * tree-sra.c: Add include of expr.h.
4544 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4546 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4547 insert the debug stmt on the single non-EH edge from the stmt.
4549 2010-01-22 Richard Henderson <rth@redhat.com>
4552 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4553 the RHS until after generate_subtree_copies has insertted its
4554 code before the current statement.
4556 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4558 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4560 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4562 2010-01-21 Martin Jambor <mjambor@suse.cz>
4564 PR tree-optimization/42585
4565 * tree-sra.c (struct access): New field grp_total_scalarization.
4566 (dump_access): Dump the new field.
4567 (should_scalarize_away_bitmap): New variable.
4568 (cannot_scalarize_away_bitmap): Likewise.
4569 (sra_initialize): Allocate new bitmaps.
4570 (sra_deinitialize): Free new bitmaps.
4571 (create_access_1): New function.
4572 (create_access): Parts moved to create_access_1.
4573 (type_consists_of_records_p): New function.
4574 (completely_scalarize_record): Likewise.
4575 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4576 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4577 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4579 (analyze_all_variable_accesses): Completely scalarize small eligible
4582 2010-01-21 Martin Jambor <mjambor@suse.cz>
4584 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4586 2010-01-21 Andrew Haley <aph@redhat.com>
4588 * gcc.c (process_command): Move lang_specific_driver before
4589 setting cc_libexec_prefix.
4591 2010-01-21 Richard Guenther <rguenther@suse.de>
4594 * fold-const.c (negate_expr_p): Pretend only negative
4595 real constants are easily negatable.
4597 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4598 Jason Merrill <jason@redhat.com>
4600 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4601 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4602 * calls.c (initialize argument_information): Handle it.
4603 * c-common.c (handle_transparent_union_attribute): Use new name.
4604 * c-decl.c (finish_struct): Ditto.
4605 * c-typeck.c (type_lists_compatible_p): Ditto.
4606 (convert_for_assignment): Use new name and also handle record.
4607 * function.c (aggregate_value_p): Handle it.
4608 (pass_by_reference): Ditto.
4609 (assign_parm_data_types): Ditto.
4610 * print-tree.c (print_node): Ditto.
4611 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4612 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4613 * tree.c (first_field): New fn.
4615 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4618 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4619 even when linking statically, for now.
4621 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4624 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4625 without a cselib val.
4626 (count_uses): Accept MO_VAL_SET with no val on stores.
4627 (add_stores): Likewise.
4629 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4631 * var-tracking.c (check_value_val): Add a compile time assertion.
4632 (dv_is_decl_p): Simplify.
4633 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4634 gcc_assert if ENABLE_CHECKING.
4636 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4639 * var-tracking.c: Include tree-flow.h.
4640 (mem_dies_at_call): New.
4641 (dataflow_set_preserve_mem_locs): Use it.
4642 (dataflow_set_remove_mem_locs): Likewise.
4643 (dump_var): Renamed from dump_variable. Adjust all callers.
4644 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4645 * Makefile.in (var-tracking.o): Adjust deps.
4647 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4649 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4651 2010-01-20 Richard Guenther <rguenther@suse.de>
4653 PR tree-optimization/42717
4654 * tree-ssa-dce.c (get_live_post_dom): Remove.
4655 (forward_edge_to_pdom): Take an arbitrary edge to copy
4656 degenerate PHI args from.
4657 (remove_dead_stmt): Use the first post-dominator even if it
4658 does not contain live statements as redirection destination.
4660 2010-01-20 Richard Guenther <rguenther@suse.de>
4662 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4664 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4666 * sel-sched.c (create_speculation_check): Remove set but not used
4668 (try_transformation_cache): Remove set but not used variable ds.
4669 (calculate_privileged_insns): Remove set but not used variables
4670 cur_insn and min_spec_insn.
4671 (find_best_expr): Remove set but not used variable avail_n.
4672 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4674 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4676 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4677 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4680 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4683 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4684 cpu types. Add support for *-sse3 cpu types.
4685 (x86_64-*-*): Ditto.
4687 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4690 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4691 argument, call initializer_constant_valid_p_1 instead of
4692 initializer_constant_valid_p, pass CACHE to it, return NULL
4693 immediately if first call returns NULL.
4694 (initializer_constant_valid_p_1): New function.
4695 (initializer_constant_valid_p): Use it.
4697 2010-01-20 Thomas Quinot <quinot@adacore.com>
4699 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4701 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4703 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4704 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4705 (loc_list_from_tree): Don't handle unsigned division. Handle
4706 signed modulo using DW_OP_{over,over,div,mul,minus}.
4707 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4708 modulo instead of signed.
4710 2010-01-20 DJ Delorie <dj@redhat.com>
4712 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4714 (h8300_emit_stack_adjustment): Propogate it.
4716 (h8300_expand_prologue): Likewise.
4717 (h8300_expand_epilogue): Likewise.
4719 2010-01-19 Michael Matz <matz@suse.de>
4721 PR tree-optimization/41783
4722 * tree-data-ref.c (toplevel): Include flags.h.
4723 (dump_data_dependence_relation): Also dump the inputs if the
4724 result will be unknown.
4725 (split_constant_offset_1): Look through some conversions.
4726 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4727 the offset from last element is too large.
4728 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4729 (reassociate_to_the_same_stmt): Handle vector registers.
4730 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4732 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4733 wide_prolog_niters argument, emit widening instructions.
4734 (vect_do_peeling_for_alignment): Adjust caller, use widened
4735 variant of the iteration cound.
4736 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4738 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4741 * config/arm/neon-testgen.m (emit_automatics): New parameter
4742 features. Adjust for Fixed_return_reg feature.
4743 (test_intrinsic): Call emit_automatics with new feature.
4744 * config/arm/neon.ml: Update copyright years.
4745 (features): New Fixed_return_reg feature.
4746 (ops): Update feature for Vget_low.
4748 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4750 PR tree-optimization/42719
4751 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4755 * fwprop.c (all_uses_available_at): Return false if def_set dest
4756 is a REG that is used in def_insn.
4758 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4760 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4762 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4765 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4767 * target.h (struct gcc_target) <secondary_reload>: Change type
4768 of last argument to secondary_reload_info *.
4770 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4773 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4774 memory references with unaligned offsets. Remove CQImode handling.
4775 (unaligned_memory_operand): Return 1 for memory references with
4776 unaligned offsets. Remove CQImode handling.
4778 2010-01-18 Richard Guenther <rguenther@suse.de>
4781 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4784 2010-01-18 Richard Guenther <rguenther@suse.de>
4786 PR tree-optimization/42781
4787 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4788 restrict processing only if the original variable was artificial.
4790 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4792 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4793 find number of popped argument bytes.
4795 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4796 Fix the text that describes the return value for invalid insns.
4798 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4800 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4801 Clarify what 'cost of the -dependence' is. Fix quoting.
4803 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4804 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4806 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4808 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4809 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4811 2010-01-17 Richard Guenther <rguenther@suse.de>
4814 * function.c (split_complex_args): Take a VEC to modify.
4815 (assign_parms_augmented_arg_list): Build a VEC instead of
4816 a chain of PARM_DECLs.
4817 (assign_parms_unsplit_complex): Take a VEC of arguments.
4818 Do not fixup unmodified parms.
4819 (assign_parms): Deal with the VEC.
4820 (gimplify_parameters): Likewise.
4822 2010-01-17 Richard Guenther <rguenther@suse.de>
4824 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4825 node existence check.
4826 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4827 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4828 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4829 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4830 (gimple_execute_on_growing_pred): Likewise.
4832 2010-01-17 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/42773
4835 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4836 (compute_antic_aux): Likewise.
4837 (compute_partial_antic_aux): Likewise.
4839 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4842 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4845 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4847 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4850 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4851 Fix markup for strict argument.
4853 (TARGET_SCHED_REORDER2): Fix argument types.
4855 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4856 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4858 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4859 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4861 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4864 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4865 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4866 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4867 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4868 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4870 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4872 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4874 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4875 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4877 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4879 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4882 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4884 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4885 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4887 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4889 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4891 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4892 referring to it. Fix language.
4894 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4896 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4898 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4900 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4902 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4903 '@var{stream}. Remove stray 'and'.
4905 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4907 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4909 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4911 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4912 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4914 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4915 Fix description of return value.
4916 Rename argument "sz" to "len."
4918 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4919 Clarify meaning of 'true' return value.
4921 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4923 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4924 rep_mode versus mode_rep.
4926 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4928 (TARGET_BUILTIN_DECL): Fix name.
4930 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4932 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4934 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4936 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4938 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4940 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4943 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4944 Rename argument tm_fn to md_fn.
4946 (TARGET_OPTION_PRINT): Fix argument list.
4948 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4951 * config/i386/i386.c (ix86_fixup_binary_operands):
4952 Revert FMA4 fixup of operands.
4954 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4957 * Makefile.in (write_entries_to_file, install-plugin):
4958 Use \012 instead of \n with tr.
4960 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4962 * configure.ac (HAVE_AS_REF): New C macro.
4963 * configure: Regenerate.
4964 * config.in: Likewise.
4965 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4967 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4970 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4972 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4974 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4976 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4978 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4980 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4982 (TARGET_BINDS_LOCAL_P): Fix argument type.
4984 (TARGET_ASM_FILE_END): Use prototype.
4986 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4988 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4990 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4992 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4994 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4995 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4997 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4998 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5000 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5001 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5002 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5003 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5005 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5007 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5009 (TARGET_INIT_BUILTINS): Use prototype.
5011 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5012 Put 'const char *' in braces. Fix parameter types.
5013 (TARGET_INVALID_CONVERSION): Fix parameter types.
5014 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5015 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5017 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5020 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5022 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5024 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5026 * doc/tm.texi (TARGET_HELP): Fix return type.
5028 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5029 in braces. Fix argument types.
5031 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5033 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5035 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5037 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5038 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5040 (TARGET_MANGLE_TYPE): Fix argument types.
5042 (TARGET_IRA_COVER_CLASSES): Use prototype.
5044 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5046 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5048 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5050 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5052 (TARGET_CALLEE_COPIES): Fix argument types.
5054 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5056 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5058 (TARGET_FUNCTION_VALUE): Fix argument types.
5060 (TARGET_RETURN_IN_MSB): Fix argument type.
5062 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5064 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5066 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5068 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5069 agree with return type.
5071 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5073 2010-01-15 Jing Yu <jingyu@google.com>
5075 PR rtl-optimization/42691
5076 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5077 a pseudo to a constant and are merged, and adjust comments.
5079 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5081 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5083 2010-01-15 Richard Guenther <rguenther@suse.de>
5086 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5087 labels of computed or non-local gotos to the destination.
5088 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5089 landing pad label is the first label.
5091 2010-01-15 Richard Guenther <rguenther@suse.de>
5093 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5095 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5098 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5099 to allow generation of the xssqrtdp instruction on power7.
5100 (sqrtdf2_fpr): Ditto.
5102 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5105 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5106 functions with noreturn attribute.
5109 * varasm.c (declare_weak): Add weak attribute to decl if it
5110 doesn't have one already.
5111 (assemble_external): Only add decls to weak_decls if they also
5112 have weak attribute.
5114 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5116 * var-tracking.c (var_reg_delete): Don't delete the association
5117 between REGs and values or one-part variables if the register
5120 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5123 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5124 because its first operand is a non-localized variable.
5126 2010-01-14 Martin Jambor <mjambor@suse.cz>
5128 PR tree-optimization/42706
5129 * tree-sra.c (encountered_recursive_call): New variable.
5130 (encountered_unchangable_recursive_call): Likewise.
5131 (sra_initialize): Initialize both new variables.
5132 (callsite_has_enough_arguments_p): New function.
5133 (scan_function): Call decl and flags check only for IPA-SRA, check
5134 whether there is a recursive call and whether it has enough arguments.
5135 (all_callers_have_enough_arguments_p): New function.
5136 (convert_callers): Look for recursive calls only when
5137 encountered_recursive_call is set.
5138 (ipa_early_sra): Bail out either if
5139 !all_callers_have_enough_arguments_p or
5140 encountered_unchangable_recursive_call.
5142 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5144 * sel-sched.c: Add 2010 to copyright years.
5145 * sel-sched-ir.c: Likewise.
5146 * sel-sched-ir.h: Likewise.
5148 2010-01-14 Martin Jambor <mjambor@suse.cz>
5150 PR tree-optimization/42714
5151 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5152 constructors specially.
5154 2010-01-14 Andi Kleen <ak@linux.intel.com>
5156 * config/i386/drivers-i386.c (detect_caches_intel):
5157 Add l2sizekb parameter and fill in.
5158 (host_detect_local_cpu): Add l2sizekb, fill in.
5159 Add Atom small cache heuristic.
5161 2010-01-14 Andi Kleen <ak@linux.intel.com>
5163 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5164 Add level3 parameter and fill in.
5165 (detect_caches_intel): Handle level3 cache.
5167 2010-01-14 Andi Kleen <ak@linux.intel.com>
5169 * config/i386/drivers-i386.c (host_detect_local_cpu):
5170 Fix core duo detection.
5172 2010-01-14 Andi Kleen <ak@linux.intel.com>
5174 * config/i386/drivers-i386.c (host_detect_local_cpu):
5177 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5179 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5180 (rs6000_variable_issue_1): this. Use...
5181 (rs6000_variable_issue): here. Reimplement. Print debug info.
5183 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5185 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5186 sel_restore_notes. Update all callers. Call reemit_notes
5189 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5191 PR rtl-optimization/42246
5192 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5195 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5197 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5198 all successors is the same as number of successors in current region.
5200 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5202 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5203 to rename is not separable. Otherwise check that its LHS is not NULL.
5205 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5207 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5209 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5211 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5212 available registers when failed to discover LHS register class.
5213 Fix indentation. Update comment.
5215 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5216 Alexander Monakov <amonakov@ispras.ru>
5218 PR rtl-optimization/42389
5219 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5221 (advance_state_on_fence): Likewise.
5222 (sel_target_adjust_priority): Print debug output only when
5223 sched_verbose >= 4, not 2.
5224 (get_expr_cost): Do not issue all unique insns on the next cycle.
5225 (fill_insns): Initialize can_issue_more from the value saved
5227 * sel-sched-ir.c (flist_add): New parameter issue_more.
5228 Init FENCE_ISSUE_MORE with it.
5229 (merge_fences): Likewise.
5230 (init_fences): Update call to flist_add.
5231 (add_to_fences, add_clean_fence_to_fences)
5232 (add_dirty_fence_to_fences): Likewise.
5233 (move_fence_to_fences): Update call to merge_fences.
5234 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5236 * sel-sched-ir.h (struct _fence): New field issue_more.
5237 (FENCE_ISSUE_MORE): New accessor macro.
5239 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5241 PR rtl-optimization/42388
5242 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5243 that have no predecessors nor successors. Do not call move_bb_info
5244 for empty blocks outside of current region.
5246 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5248 PR rtl-optimization/42294
5249 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5250 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5251 originators' originators.
5253 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5255 PR rtl-optimization/39453
5256 PR rtl-optimization/42246
5257 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5259 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5261 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5262 Alexander Monakov <amonakov@ispras.ru>
5265 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5266 (maybe_tidy_empty_bb): ... here. Make static. Add new
5267 argument. Update all callers.
5268 (tidy_control_flow): ... and here. Recompute topological order
5269 of basic blocks in region if necessary.
5270 (sel_redirect_edge_and_branch): Change return type. Return true
5271 if topological order might have been invalidated.
5272 (purge_empty_blocks): Export and move from...
5273 * sel-sched.c (purge_empty_blocks): ... here.
5274 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5275 (maybe_tidy_empty_bb): Delete prototype.
5276 (purge_empty_blocks): Declare.
5278 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5280 PR rtl-optimization/42249
5281 * sel-sched.c (try_replace_dest_reg): When chosen register
5282 and original register is the same, do not bail out early, but
5283 still check all original insns for validity of replacing destination
5284 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5287 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5290 Port from no-undefined-overflow branch:
5291 2009-03-09 Richard Guenther <rguenther@suse.de>
5293 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5295 2010-01-14 Richard Guenther <rguenther@suse.de>
5298 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5300 2010-01-14 Ira Rosen <irar@il.ibm.com>
5302 PR tree-optimization/42709
5303 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5304 as scalar type in creation of constant vector operand.
5306 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5309 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5310 (check-parallel-%): Match `testsuite' directory component only
5313 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5315 PR translation/39521
5316 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5319 2010-01-13 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/42730
5322 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5325 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5328 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5329 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5332 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5334 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5335 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5336 ___umulsi3_highpart.
5338 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5339 rather than schedule_insns if the pass is enabled.
5341 2010-01-13 Martin Jambor <mjambor@suse.cz>
5343 PR tree-optimization/42704
5344 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5347 2010-01-13 Martin Jambor <mjambor@suse.cz>
5349 PR tree-optimization/42703
5350 * tree-sra.c (analyze_access_subtree): Check that we can build a
5351 reference to the original data within the aggregate.
5353 2010-01-13 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/42705
5356 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5358 2010-01-13 Richard Guenther <rguenther@suse.de>
5361 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5363 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5366 * var-tracking.c (values_to_unmark): New variable.
5367 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5368 values_to_unmark vector. Moved body to...
5369 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5370 instead queue it into values_to_unmark vector.
5371 (vt_find_locations): Free values_to_unmark vector.
5373 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5375 * config/s390/s390.c (override_options): Set
5376 default of max-pending-list-length to 256
5378 2010-01-13 Richard Guenther <rguenther@suse.de>
5381 * tree-pass.h (PROP_gimple_lcx): New.
5382 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5383 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5384 before the final cleanup_eh.
5385 (dump_properties): Dump PROP_gimple_lcx.
5386 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5387 (tree_lower_complex_O0): Remove.
5388 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5389 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5390 tree_lower_complex, schedule TODO_update_ssa.
5391 * lto-streamer-out.c (output_function): Stream the functions
5393 * lto-streamer-in.c (input_function): Likewise.
5394 (lto_read_body): Do not override them here.
5396 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5399 * c-typeck.c (build_c_cast): Fold value cast to union type before
5400 wrapping it in a CONSTRUCTOR.
5402 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5404 PR rtl-optimization/42699
5405 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5408 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5410 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5411 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5412 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5413 SUBTARGET_WARN_UNUSED_SPEC): ... here
5414 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5416 2010-01-12 Julian Brown <julian@codesourcery.com>
5418 * config/arm/neon-schedgen.ml (Utils): Don't try to
5419 open missing module.
5420 (find_with_result): New.
5422 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5425 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5426 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5428 PR tree-optimization/42645
5429 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5430 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5431 decl_map, set processing_debug_stmt to -1 and return name without
5434 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5436 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5437 binutils version, and reword target configuration description.
5439 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5441 * config/avr/avr.h (LINKER_NAME): Remove.
5443 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5446 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5447 that support VSX, warn for -mno-altivec if vsx is not disabled,
5450 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5451 Shujing Zhao <pearly.zhao@oracle.com>
5453 PR translation/42469
5454 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5455 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5456 character between option name and help text.
5457 * c.opt (imultilib): Likewise.
5459 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5461 * lto-streamer-out.c (output_unreferenced_globals): Output static
5464 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5466 PR rtl-optimization/42621
5467 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5468 optimizing for size.
5469 (duplicate_computed_gotos): Remove now-redundant check.
5471 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5474 * configure.ac: Save and restore LDFLAGS and LIBS
5475 * configure: Regenerate.
5477 2010-01-10 Richard Guenther <rguenther@suse.de>
5480 * builtins.c (fold_builtin_strlen): Add type argument and
5481 convert the resulting length to it.
5482 (fold_builtin_1): Adjust.
5484 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5486 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5487 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5489 (num_insns_constant_wide): Adjust for that change.
5491 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5494 * web.c (union_defs): Add used argument, to combine uses of
5496 (entry_register): Adjust type and tests of used argument.
5497 (web_main): Widen used for new use. Pass it to union_defs.
5498 * df.h (union_defs): Adjust prototype.
5500 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5503 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5504 uses in new incoming argument. Free body.
5505 (reset_debug_uses_in_loop): New.
5506 (analyze_insn_to_expand_var): Call the latter if the former found
5507 anything. Fix whitespace. Reject invalid dest overlaps before
5508 going through all insns in the loop.
5510 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5513 * haifa-sched.c (dying_use_p): Debug insns don't count.
5515 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5518 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5519 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5520 (verify_gimple_call): Reject LHS in noreturn calls.
5522 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5526 * tree-vect-loop-manip.c (adjust_info): New type.
5527 (adjust_vec): New pointer to vector.
5528 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5529 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5530 (slpeel_update_phis_for_duplicate_loop): Use them.
5531 (slpeel_update_phi_nodes_for_guard1): Likewise.
5532 (slpeel_update_phi_nodes_for_guard2): Likewise.
5533 (slpeel_tree_peel_loop_to_edge): Likewise.
5534 (vect_update_ivs_after_vectorizer): Likewise.
5536 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5538 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5539 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5541 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5543 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5544 bogus uninitialized warning.
5546 2010-01-09 Richard Guenther <rguenther@suse.de>
5549 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5550 the evolution is compatible with the initial condition.
5552 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5554 * gcc.c (process_command): Update copyright notice dates.
5555 * gcov.c (print_version): Likewise.
5556 * gcov-dump.c (print_version): Likewise.
5557 * mips-tfile.c (main): Likewise.
5558 * mips-tdump.c (main): Likewise.
5560 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5563 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5565 (rotlhi3_8): Delete.
5567 (rotlsi3_8): Delete.
5568 (rotlsi3_16): Delete.
5569 (rotlsi3_24): Delete.
5571 (*rotw<mode>3): New.
5572 (*rotb<mode>3): New.
5573 * config/avr/avr.c (avr_rotate_bytes): New function.
5574 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5576 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5579 * configure.ac: Modify -rdynamic check.
5580 * configure: Regenerate.
5582 2010-01-08 DJ Delorie <dj@redhat.com>
5584 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5585 register popping order.
5587 2010-01-08 Richard Guenther <rguenther@suse.de>
5590 * c.opt (fsigned-char): Also let LTO handle this option.
5591 (funsigned-char): Likewise.
5593 2010-01-07 Richard Guenther <rguenther@suse.de>
5595 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5596 (gimple_op): Likewise.
5597 (gimple_op_ptr): Likewise.
5598 (gimple_assign_set_lhs): Remove gcc_assert.
5599 (gimple_assign_set_rhs1): Likewise.
5600 (gimple_assign_set_rhs2): Likewise.
5601 (gimple_call_set_lhs): Likewise.
5602 (gimple_call_set_fn): Likewise.
5603 (gimple_call_set_fndecl): Likewise.
5604 (gimple_call_fndecl): Likewise.
5605 (gimple_call_return_type): Likewise.
5606 (gimple_call_set_chain): Likewise.
5607 (gimple_call_num_args): Likewise.
5608 (gimple_call_set_arg): Likewise.
5609 (gimple_cond_set_code): Likewise.
5610 (gimple_cond_set_lhs): Likewise.
5611 (gimple_cond_set_rhs): Likewise.
5612 (gimple_cond_set_true_label): Likewise.
5613 (gimple_cond_set_false_label): Likewise.
5614 (gimple_label_set_label): Likewise.
5615 (gimple_goto_set_dest): Likewise.
5616 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5617 (gimple_debug_bind_get_value): Likewise.
5618 (gimple_debug_bind_get_value_ptr): Likewise.
5619 (gimple_debug_bind_set_var): Likewise.
5620 (gimple_debug_bind_set_value): Likewise.
5621 (gimple_debug_bind_reset_value): Likewise.
5622 (gimple_debug_bind_has_value_p): Likewise.
5623 (gimple_return_retval_ptr): Remove gcc_assert.
5624 (gimple_return_retval): Likewise.
5625 (gimple_return_set_retval): Likewise.
5626 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5627 (safe_referenced_var_iterator): Remove.
5628 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5629 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5630 (fill_referenced_var_vec): Remove.
5631 (first_readonly_imm_use): Remove redundant gcc_assert.
5632 (phi_arg_index_from_use): Combine gcc_asserts.
5633 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5634 (first_imm_use_stmt): Remove redundant gcc_assert.
5635 * tree-cfg.c (verify_gimple_call): Verify function and chain
5636 operands. Verify arguments.
5637 (verify_types_in_gimple_stmt): Verify condition code and labels.
5639 2010-01-07 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/42641
5642 * sese.c (rename_map_elt_info): Use the SSA name version, do
5645 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5647 PR tree-optimization/42625
5648 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5649 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5651 2010-01-07 Duncan Sands <baldrick@free.fr>
5653 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5655 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5658 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5659 note itself is not function_invariant_p.
5661 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5663 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5664 Do not add the DF_NOTE problem.
5665 * store-motion.c (execute_rtl_store_motion): Likewise.
5667 2010-01-07 Martin Jambor <mjambor@suse.cz>
5669 PR tree-optimization/42157
5670 * tree-sra.c (compare_access_positions): Stabilize sort if both
5671 accesses have integer types, return zero immediately if they are the
5674 2010-01-06 Richard Henderson <rth@redhat.com>
5677 * haifa-sched.c (add_to_note_list): Merge into ...
5678 (concat_note_lists): ... here, and ...
5679 (unlink_other_notes, rm_other_notes): Merge into...
5680 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5681 NOTE_INSN_EPILOGUE_BEG.
5683 2010-01-06 Richard Guenther <rguenther@suse.de>
5685 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5686 not inline regular functions into always-inline functions.
5688 2010-01-06 Nick Clifton <nickc@redhat.com>
5690 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5691 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5693 (OVERRIDE_OPTIONS): Delete.
5694 (OPTIMIZATION_OPTIONS): Define.
5695 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5696 * config/rx/rx.c (rx_handle_option): Issue an error message if
5697 -mcpu=rx200 and -fpu are used together.
5698 (rx_set_optimization_options): New function. Issue an error
5699 message if an optimization attribute attempts to reset the FPU/
5700 math optimization pairing.
5701 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5702 * config/rx/rx.opt: Set the default to 32-bit doubles.
5703 * config/rx/t-rx: Add multilibs for -nofpu option.
5704 * doc/invoke.texi: Update documentation of RX options.
5706 2010-01-06 Richard Guenther <rguenther@suse.de>
5708 * tree-ssa-pre.c (name_to_id): New global.
5709 (alloc_expression_id): Simplify SSA name handling.
5710 (lookup_expression_id): Likewise.
5711 (init_pre): Zero name_to_id.
5712 (fini_pre): Free it.
5714 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5716 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5718 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5721 * config/i386/sse.md (smaxv2di3): New.
5722 (umaxv2di3): Likewise.
5723 (sminv2di3): Likewise.
5724 (uminv2di3): Likewise.
5726 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5729 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5730 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5731 (legitimize_tls_address): Likewise.
5732 (sparc_tls_referenced_p): Likewise.
5733 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5734 and adjust calls to legitimize_pic_address.
5735 (legitimate_constant_p) Use sparc_tls_referenced_p.
5736 (legitimate_pic_operand_p): Likewise.
5737 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5738 (sparc_tls_symbol_ref_1): Delete.
5739 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5740 (legitimize_tls_address): Make static, handle CONST patterns.
5741 (legitimize_pic_address): Make static, remove unused parameter and
5742 adjust recursive calls.
5743 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5744 and adjust call to legitimize_pic_address.
5745 (sparc_output_mi_thunk): Likewise.
5747 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5748 H.J. Lu <hongjiu.lu@intel.com>
5751 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5752 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5753 operands to make them signed.
5756 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5759 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5760 GTU to GT for V4SI and V2DI.
5762 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5763 (umin<mode>3): Removed.
5765 (uminv4si3): Likewise.
5767 2010-01-05 Martin Jambor <mjambor@suse.cz>
5769 PR tree-optimization/42462
5770 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5771 current_function_decl to helper functions and macros.
5773 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5776 * flags.h: Don't include real.h.
5777 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5778 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5779 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5780 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5781 * dominance.c: Update copyright.
5782 * gimple.c (walk_gimple_op): Remove inline.
5783 * tree-ssa-reassoc.c: Include real.h.
5784 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5785 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5787 2010-01-05 Nick Clifton <nickc@redhat.com>
5789 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5790 register to push into the stack frame when the accumulator has to
5791 be saved during interrupts.
5793 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5795 * doc/invoke.texi: Remove the documentation about option
5797 * common.opt (Wunreachable-code): Preserved for backward
5799 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5800 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5801 the backward compatibility flag section.
5803 2010-01-05 Richard Guenther <rguenther@suse.de>
5805 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5807 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5810 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5812 PR tree-optimization/42508
5813 * tree-sra.c (convert_callers): Check for recursive call
5814 by comparing cgraph nodes instead of decls.
5815 (modify_function): Call ipa_modify_formal_parameters also
5816 on all same_body aliases.
5818 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5819 cgraph nodes when checking for same_body aliases.
5821 2010-01-05 Richard Guenther <rguenther@suse.de>
5823 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5824 allocation and lookup.
5825 (get_or_alloc_expr_for_constant): Likewise.
5826 (phi_translate): Sink allocation.
5828 2010-01-04 Richard Guenther <rguenther@suse.de>
5830 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5831 a new entry only if needed.
5832 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5833 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5835 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5837 (phi_translate): Handle CONSTANTs early.
5839 2010-01-04 Martin Jambor <mjambor@suse.cz>
5841 PR tree-optimization/42398
5842 * tree-sra.c (struct access): Removed flag grp_different_types.
5843 (dump_access): Do not dump the removed flag.
5844 (sort_and_splice_var_accesses): Do not set the removed flag.
5845 (sra_modify_expr): Check for type compatibility directly.
5847 2010-01-04 Martin Jambor <mjambor@suse.cz>
5849 PR tree-optimization/42366
5850 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5851 edges with variable number of parameters.
5852 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5853 flag instead of asserting it.
5854 (ipa_read_node_info): Read uses_analysis_done flag.
5856 2010-01-04 Richard Guenther <rguenther@suse.de>
5858 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5859 iterative_hash_* as intended.
5860 (vn_reference_compute_hash): Likewise. Simplify hashing
5862 (vn_reference_lookup_2): Likewise.
5863 (vn_nary_op_compute_hash): Likewise.
5864 (vn_phi_compute_hash): Likewise.
5865 (expressions_equal_p): Remove strange code.
5866 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5867 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5868 (bitmap_insert_into_set_1): Take value-id as parameter.
5869 (add_to_value): Pass it.
5870 (bitmap_insert_into_set): Likewise.
5871 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5873 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5876 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5877 (do_self_spec): For switches with SWITCH_IGNORE set set also
5878 SWITCH_IGNORE_PERMANENTLY.
5879 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5882 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5884 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5885 tree of an unreferenced global var.
5887 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5890 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5891 GTU to GT for V4SI and V2DI.
5893 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5894 (umin<mode>3): Removed.
5896 (uminv4si3): Likewise.
5898 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5901 * collect2.c (main): Turn on trace in collect2 if -v is passed
5904 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5906 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5907 description of expression operand.
5909 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5911 * configure.ac: Add install-html to target_list for Make-hooks.
5912 * configure: Regenerate.
5913 * fortran/Make-lang.in (F95_HTMLFILES): New.
5914 (fortran.html): Use it.
5915 (fortran.install-html): New.
5916 * Makefile.in (install-html): Add lang.install-html.
5917 * java/Make-lang.in (JAVA_HTMLFILES): New.
5918 (java.html): Use it.
5919 (java.install-html): New.
5920 * objc/Make-lang.in (objc.install-html): New.
5921 * objcp/Make-lang.in (obj-c++.install-html): New.
5922 * cp/Make-lang.in (c++.install-html): New.
5923 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5924 * lto/Make-lang.in (lto.install-html): New.
5926 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5929 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5931 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5933 PR rtl-optimization/41862
5934 * store-motion.c (store_killed_in_insn, compute_store_table,
5935 remove_reachable_equiv_notes, replace_store_insn,
5936 build_store_vectors): Ignore all DEBUG_INSNs.
5938 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5941 * common.opt: Add dumpdir.
5943 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5945 (option_map): Add --dumpdir.
5947 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5949 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5951 * opts.c (decode_options): Try dump_dir_name first if
5952 dump_base_name isn't an absolute path.
5953 (common_handle_option): Handle OPT_dumpdir.
5955 * toplev.c (dump_dir_name): New.
5956 (print_switch_values): Also ignore -dumpdir.
5958 * toplev.h (dump_dir_name): New.
5960 2010-01-03 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/42589
5963 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5964 double-word expansion of bswap32.
5966 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5968 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5969 with BLOCK_FOR_INSN.
5970 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5971 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5972 noce_process_if_block): Likewise.
5973 * gcse.c (compute_local_properties, insert_expr_in_table,
5974 insert_set_in_table, canon_list_insert, find_avail_set,
5975 pre_insert_copy_insn): Likewise.
5977 * basic-block.h (BLOCK_NUM): Move from here...
5978 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5980 2010-01-03 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/42438
5983 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5984 contains_may_not_return_call flag.
5985 (BB_MAY_NOTRETURN): New.
5986 (valid_in_sets): Trapping nary operations are not valid
5987 in blocks that may not return.
5988 (insert_into_preds_of_block): Remove check for trapping expressions.
5989 (compute_avail): Compute also BB_MAY_NOTRETURN.
5991 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5993 * doc/invoke.texi: Add 2010 to copyright years.
5995 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5997 * config/sparc/sparc.c: Fix formatting nits.
5999 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6000 Alexander Monakov <amonakov@ispras.ru>
6002 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6004 2010-01-02 Richard Guenther <rguenther@suse.de>
6007 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6008 (simplify_switch_using_ranges): Mark to be removed edges
6011 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6013 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6015 * collect2.c (scan_libraries): Add missing argument in call to
6018 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6021 * config/alpha/predicates.md (aligned_memory_operand): Return false
6023 (unaligned_memory_operand): Return true for CQImode.
6024 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6025 doesn not cross aligned SImode word boundary.
6027 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6029 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6031 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6032 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6034 2010-01-02 Richard Guenther <rguenther@suse.de>
6037 * toplev.c (compile_file): Emit LTO marker properly. Change
6039 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6041 2010-01-01 Richard Guenther <rguenther@suse.de>
6044 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6046 2010-01-01 Richard Guenther <rguenther@suse.de>
6049 * c-decl.c (grokdeclarator): For zero-size arrays force
6050 structural equality checks as layout_type does.
6052 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6054 * builtins.c: Update copyright to 2010.
6056 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6059 * lto-streamer-out.c (produce_asm): Revert the last change.
6060 (copy_function): Likewise.
6062 * lto-streamer.c (lto_get_section_name): Skip any leading
6065 2010-01-01 Richard Guenther <rguenther@suse.de>
6068 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6072 Copyright (C) 2010 Free Software Foundation, Inc.
6074 Copying and distribution of this file, with or without modification,
6075 are permitted in any medium without royalty provided the copyright
6076 notice and this notice are preserved.