1 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
6 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
10 2010-04-13 Jan Hubicka <jh@suse.cz>
12 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
13 of optimized out static functions.
14 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
15 cost computation. Also sanity check for overflows.
16 (update_caller_keys): Update cgraph_edge_badness call; properly
17 update fibheap and sanity check that it is up to date.
18 (add_new_edges_to_heap): Update cgraph_edge_badness.
19 (cgraph_decide_inlining_of_small_function): Likewise;
20 add sanity checking that badness in heap is up to date;
21 improve dumping of reason; Update badness of calls to the
22 offline copy of function currently inlined; dump badness
23 of functions not inlined because of unit growth limits.
25 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
28 * c-common.c (pointer_int_sum): Disregard overflow that occured only
29 because of sign-extension change when converting to sizetype here...
30 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
32 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
33 the folding to constants. Remove redundant final conversion.
34 (fold_binary) <associate>: Do not associate if the re-association of
35 constants alone overflows.
36 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
37 to the end of the list.
38 (multiple_of_p) <COND_EXPR>: New case.
40 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
42 * opt-functions.awk (opt_sanitized_name): New.
44 * optc-gen.awk: Use it
45 * opth-gen.awk: Use it.
47 2010-04-13 Martin Jambor <mjambor@suse.cz>
49 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
50 (sra_modify_assign): Delete stmts loading dead data even if racc has no
51 children. Call replace_uses_with_default_def_ssa_name to handle
54 2010-04-13 Michael Matz <matz@suse.de>
57 * builtins.c (expand_builtin_interclass_mathfn): Also create
58 a register if the predicate doesn't match.
60 2010-04-13 Diego Novillo <dnovillo@google.com>
62 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
63 * c-pch.c: Include timevar.h.
64 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
65 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
66 * ggc-common.c: Include timevar.h.
67 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
68 * timevar.def (TV_PCH_SAVE): Define.
69 (TV_PCH_CPP_SAVE): Define.
70 (TV_PCH_PTR_REALLOC): Define.
71 (TV_PCH_PTR_SORT): Define.
72 (TV_PCH_RESTORE): Define.
73 (TV_PCH_CPP_RESTORE): Define.
75 2010-04-13 Michael Matz <matz@suse.de>
77 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
79 (can_reassociate_p): New function.
80 (break_up_subtract_bb, reassociate_bb): Use it.
82 2010-04-13 Richard Guenther <rguenther@suse.de>
85 * builtins.c (c_readstr): Fix assert.
87 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
89 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
90 when generating cltd insn.
92 (*ashl<mode>3_1): Remove special handling for register operand 2.
93 (*ashlsi3_1_zext): Ditto.
95 (*ashlhi3_1_lea): Ditto.
97 (*ashlqi3_1_lea): Ditto.
98 (*<shiftrt_insn><mode>3_1): Ditto.
99 (*<shiftrt_insn>si3_1_zext): Ditto.
100 (*<shiftrt_insn>qi3_1_slp): Ditto.
101 (*<rotate_insn><mode>3_1): Ditto.
102 (*<rotate_insn>si3_1_zext): Ditto.
103 (*<rotate_insn>qi3_1_slp): Ditto.
105 2010-04-13 Richard Guenther <rguenther@suse.de>
107 * tree-ssa-structalias.c (callused_id): Remove.
108 (call_stmt_vars): New.
109 (get_call_vi): Likewise.
110 (lookup_call_use_vi): Likewise.
111 (lookup_call_clobber_vi): Likewise.
112 (get_call_use_vi): Likewise.
113 (get_call_clobber_vi): Likewise.
114 (make_transitive_closure_constraints): Likewise.
115 (handle_const_call): Adjust to do per-call call-used handling.
116 (handle_pure_call): Likewise.
117 (find_what_var_points_to): Remove general callused handling.
118 (init_base_vars): Likewise.
119 (init_alias_vars): Initialize call_stmt_vars.
120 (compute_points_to_sets): Process call-used and call-clobbered
121 vars for call statements.
122 (delete_points_to_sets): Free call_stmt_vars.
124 2010-04-13 Richard Guenther <rguenther@suse.de>
126 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
127 Only add RW dependence for dependence distance zero.
128 Adjust maximal vectorization factor according to dependences.
129 Move alignment handling ...
130 (vect_find_same_alignment_drs): ... here. New function.
131 (vect_analyze_data_ref_dependences): Adjust.
132 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
133 (vect_analyze_data_refs): Adjust minimal vectorization factor
134 according to data references.
135 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
136 dependences before determining the vectorization factor.
137 Analyze alignment after determining the vectorization factor.
138 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
139 dependences before alignment.
140 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
142 (vect_analyze_data_refs): Likewise.
143 (MAX_VECTORIZATION_FACTOR): New define.
145 2010-04-13 Duncan Sands <baldrick@free.fr>
147 * except.h (lang_eh_type_covers): Remove.
148 * except.c (lang_eh_type_covers): Likewise.
150 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
151 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
153 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
154 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
155 UNITS_PER_LONG where it is ABI relevant.
156 (s390_return_addr_rtx): Likewise.
157 (s390_back_chain_rtx): Likewise.
158 (s390_frame_area): Likewise.
159 (s390_frame_info): Likewise.
160 (s390_initial_elimination_offset): Likewise.
161 (save_gprs): Likewise.
162 (s390_emit_prologue): Likewise.
163 (s390_emit_epilogue): Likewise.
164 (s390_function_arg_advance): Likewise.
165 (s390_function_arg): Likewise.
166 (s390_va_start): Likewise.
167 (s390_gimplify_va_arg): Likewise.
168 (s390_function_profiler): Likewise.
169 (s390_optimize_prologue): Likewise.
170 (s390_rtx_costs): Likewise.
171 (s390_secondary_reload): Likewise.
172 (s390_promote_function_mode): Likewise.
173 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
174 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
176 (s390_unwind_word_mode): New function.
177 (s390_function_value): Split 64 bit values into register pair if
178 used as return value.
179 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
180 function call parameters. Handle parallels.
181 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
182 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
183 (DWARF_CIE_DATA_ALIGNMENT): New macro.
184 (s390_expand_setmem): Remove unused variable src_addr.
185 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
186 deal with 64 bit registers.
187 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
188 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
189 (UNITS_PER_LONG): New macro.
190 * libjava/include/s390-signal.h: Define extended ucontext
191 structure containing the upper halfs of the 64 bit registers.
193 2010-04-13 Simon Baldwin <simonb@google.com>
195 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
197 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
199 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
200 rvalue on the RHS if the LHS is of a non-renamable type.
201 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
203 2010-04-13 Matthias Klose <doko@ubuntu.com>
205 * gcc.c (cc1_options): Handle -iplugindir before processing
206 the cc1 spec. Only add -iplugindir once.
207 (cpp_unique_options): Add -iplugindir option if -fplugin* options
209 * common.opt (iplugindir): Remove `Separate' property, initialize.
210 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
212 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
213 (distclean): Remove plugin dir.
214 * doc/invoke.texi: Document -iplugindir.
216 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
218 * doc/plugins.texi (Loading Plugins): Document short
220 (Plugin API): Mention default_plugin_dir_name function.
222 * gcc.c (find_file_spec_function): Add new declaration.
223 (static_spec_func): Use it for "find-file".
224 (find_file_spec_function): Add new function.
225 (cc1_options): Add -iplugindir option if -fplugin* options found.
227 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
229 * plugin.c (add_new_plugin): Updated comment, and handle short
231 (default_plugin_dir_name): Added new function.
233 * common.opt (iplugindir): New option to set the plugin directory.
235 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (any_rotate): New code iterator.
238 (rotate_insn): New code attribute.
240 (SWIM124): New mode iterator.
241 (<rotate_insn>ti3): New expander.
242 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
243 any_rotate code iterator.
244 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
245 using any_rotate code iterator and SWIM124 mode iterator.
246 (ix86_rotlti3): New insn_and_split pattern.
247 (ix86_rotrti3): Ditto.
248 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
249 ix86_rotl{di,ti}3 patterns.
250 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
251 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
252 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
253 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
254 code iterator and SWI mode iterator.
255 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
256 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
258 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
259 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
260 (bswap rotatert splitter): Add splitter.
261 (bswap splitter): Macroize splitter using any_rotate code iterator.
262 Add insn predicate to split only for TARGET_USE_XCHGB or when
263 optimizing function for size.
265 2010-04-12 Steve Ellcey <sje@cup.hp.com>
267 * config/pa/pa.c (emit_move_sequence): Remove use of
268 deleted variable flag_argument_noalias.
270 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
272 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
274 Add to unsupported targets list.
275 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
276 sparc*-sun-solaris2.[567]* from target lists.
277 * configure: Regenerate.
278 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
280 Remove Solaris 7 patch references.
281 (Specific, sparc-sun-solaris2.7): Removed.
282 (sparc-sun-solaris2*): Update Solaris 7 example.
283 (sparc64-*-solaris2*): Likewise.
285 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 * config.build (alpha*-dec-osf4*): Remove.
288 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
289 of obsolete configurations.
290 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
292 * config/alpha/t-osf4: Renamed to ...
293 * config/alpha/t-osf5: ... this.
294 * config/alpha/osf.h: Renamed to ...
295 * config/alpha/osf5.h: ... this.
296 Merged old osf5.h contents.
298 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
299 (EXTRA_SPECS): Removed.
300 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
301 reflect removal of Tru64 UNIX V4.0/V5.0 support.
304 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
306 * doc/contrib.texi (Contributors, Rainer Orth): Update.
308 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
311 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
312 __thiscall convention.
314 2010-04-12 Steve Ellcey <sje@cup.hp.com>
316 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
318 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
320 2010-04-12 Steve Ellcey <sje@cup.hp.com>
322 * function.c (assign_parms_initialize_all): Add unused attribute
325 2010-04-12 Richard Guenther <rguenther@suse.de>
327 * gsstruct.def (GSS_CALL): New.
328 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
329 * gimple.h: Include tree-ssa-alias.h.
330 (struct gimple_statement_call): New.
331 (union gimple_statement_struct_d): Add gimple_call member.
332 (gimple_call_reset_alias_info): Declare.
333 (gimple_call_use_set): New function.
334 (gimple_call_clobber_set): Likewise.
335 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
336 * gimple.c (gimple_call_reset_alias_info): New function.
337 (gimple_build_call_1): Call it.
338 * lto-streamer-in.c (input_gimple_stmt): Likewise.
339 * tree-inline.c (remap_gimple_stmt): Likewise.
340 (expand_call_inline): Remove callused handling.
341 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
342 * tree-dfa.c (dump_variable): Likewise.
343 * tree-parloops.c (parallelize_loops): Likewise.
344 * tree-ssa.c (init_tree_ssa): Likewise.
345 (delete_tree_ssa): Likewise.
346 * tree-flow-inline.h (is_call_used): Remove.
347 * tree-flow.h (struct gimple_df): Remove callused member.
348 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
349 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
350 (ref_maybe_used_by_call_p_1): Simplify.
351 (call_may_clobber_ref_p_1): Likewise.
352 * tree-ssa-structalias.c (compute_points_to_sets): Set
353 the call stmt used and clobbered sets.
354 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
355 (find_tail_calls): Verify the tail call.
357 2010-04-12 Richard Guenther <rguenther@suse.de>
359 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
360 single-iteration always-inline inlining.
361 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
362 (cgraph_decide_inlining): Do not handle always-inline specially.
363 (try_inline): Remove always-inline cycle detection special case.
364 Do not recurse on always-inlines.
365 (cgraph_early_inlining): Do not iterate if not optimizing.
366 (cgraph_gate_early_inlining): remove.
367 (pass_early_inline): Run unconditionally.
368 (gate_cgraph_decide_inlining): New function.
369 (pass_ipa_inline): Use it. Do not run the IPA inliner if
370 not inlining or optimizing.
371 (cgraph_decide_inlining_of_small_functions): Also consider
372 always-inline functions.
373 (cgraph_default_inline_p): Return true for nodes which should
374 disregard inline limits.
375 (estimate_function_body_sizes): Assume zero size and time for
376 nodes which are marked as disregarding inline limits.
377 (cgraph_decide_recursive_inlining): Do not perform recursive
378 inlining on always-inline nodes.
380 2010-04-12 Jakub Jelinek <jakub@redhat.com>
383 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
384 for exprs satisfying handled_component_p.
386 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
388 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
389 non-constant aggregate elements.
391 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
392 is a real initialization.
394 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
397 * c-decl.c (start_function): Move forward check for nested function.
399 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
401 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
402 * config/sh/sh.c: Include reload.h.
403 (sh_legitimize_reload_address): New.
404 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
405 sh_legitimize_reload_address.
407 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
409 * config/sh/sh.md (*movqi_pop): New insn pattern.
410 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
412 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/i386.md (any_shiftrt): New code iterator.
415 (shiftrt_insn): New code attribute.
417 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
418 using any_shiftrt code iterator.
419 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
420 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
421 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
422 pattern from corresponding peephole2 patterns.
423 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
424 using any_shiftrt code iterator.
425 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
426 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
427 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
428 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
429 *{ashr,lshr}<mode>3_cmp_zext.
430 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
432 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
436 (*lshr<mode>3_cconly): Ditto.
438 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/i386.md (lshr<mode>3): Macroize expander from
441 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
442 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
443 pattern from *lshr{di,ti}3_1 and corresponding splitters using
445 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
446 from corresponding peephole2 patterns.
447 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
448 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
449 and *lshrdi3_1_rex64 using SWI mode iterator.
450 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
451 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
452 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
453 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
454 and *lshrdi3_cmp_rex64 using SWI mode iterator.
455 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
456 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
457 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
458 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
461 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.md (ashr<mode>3): Macroize expander from
464 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
465 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
466 pattern from *ashr{di,ti}3_1 and corresponding splitters using
468 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
469 from corresponding peephole2 patterns.
470 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
471 (ashrsi3_cvt): Rename from ashrsi3_31.
472 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
473 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
474 and x86_64_shift_adj_3 using SWI48 mode iterator.
475 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
476 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
477 and *ashrdi3_1_rex64 using SWI mode iterator.
478 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
479 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
480 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
481 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
482 and *ashrdi3_cmp_rex64 using SWI mode iterator.
483 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
484 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
485 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
486 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
488 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
489 * config/i386/i386.c (ix86_split_ashr): Update for renamed
490 x86_shift<mode>_adj_3 expanders.
492 2010-04-10 Wei Guozhi <carrot@google.com>
495 * config/arm/arm.c (arm_pic_static_addr): New function.
496 (legitimize_pic_address): Call arm_pic_static_addr when it detects
498 (arm_output_addr_const_extra): Output expression for new pattern.
499 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
501 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
503 * ira-costs.c (record_reg_classes): Ignore alternatives that are
506 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
507 * web.c: Include "insn-config.h" and "recog.h".
508 (union_match_dups): New function.
510 (union_defs): Don't try to recognize match_dups.
512 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
513 if doing so would replace the entire pattern.
515 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
519 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
520 and splitter pattern. Change splitter operand 1 predicate to
523 2010-04-09 Martin Jambor <mjambor@suse.cz>
525 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
526 lattices are addresses of CONST_DECLs with the same initial value.
527 (ipcp_print_all_lattices): Print values of CONST_DECLs.
528 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
530 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
531 Bernd Schmidt <bernd.schmidt@codesourcery.com>
533 * loop-invariant.c (replace_uses): New static function.
534 (move_invariant_reg): Use it to ensure we can replace the uses.
536 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
538 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
540 (picochip_override_options): Enable section anchors only above -O1.
541 (picochip_reorg): Fixed a couple of build warnings.
543 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
545 * configure.ac (plugin -rdynamic test): Log result.
546 * configure: Regenerate.
547 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
548 (RDYNAMIC_SPEC): Define.
549 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
551 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
553 * configure.ac: Determine Sun ld version numbers.
554 (comdat_group): Restrict GNU ld version checks to gld.
555 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
556 (enable_comdat): Support --enable-comdat.
557 * configure: Regenerate.
558 * doc/install.texi (Configuration): Document --enable-comdat.
560 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
562 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
563 * config/sol2-gld.h: ... here.
564 * config.gcc (sparc*-*-solaris2*): Reflect this.
565 (i[34567]86-*-solaris2*): Use it.
567 2010-04-09 Steve Ellcey <sje@cup.hp.com>
569 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
571 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
573 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
576 * diagnostic.c (diagnostic_initialize): Initialize
577 some_warnings_are_errors.
578 (diagnostic_finish): New.
579 (diagnostic_action_after_output): Call it before exiting.
580 (diagnostic_report_diagnostic): Do not print message here. Set
581 some_warnings_are_errors.
582 * diagnostic.h (diagnostic_context): Delete
583 issue_warnings_are_errors_message. Add some_warnings_are_errors.
584 (diagnostic_finish): Declare.
585 * toplev.c (toplev_main): Call it before exit.
587 2010-04-09 Jason Merrill <jason@redhat.com>
590 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
594 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
595 based on a warning flag.
597 2010-04-09 Richard Guenther <rguenther@suse.de>
599 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
601 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
604 * varasm.c (default_assemble_visibility): Wrap vars that are
605 set, but unused, by targets without GAS.
606 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
607 Remove set, but unused, vars.
608 (rs6000_legitimize_tls_address): Likewise.
609 (altivec_expand_dst_builtin): Likewise.
610 * config/darwin.c (machopic_classify_symbol): Likewise.
611 (machopic_indirection_name): Likewise.
613 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
615 * config/i386/i386.md (DWI): New mode iterator.
616 (S): New mode attribute.
617 (shift_operand): Ditto.
618 (shift_immediate_operand): Ditto.
619 (ashl_input_operand): Ditto.
620 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
621 using SDWIM mode iterator.
622 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
623 pattern from *ashl{di,ti}3_1 and corresponding splitters using
625 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
626 from corresponding peephole2 patterns.
627 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
628 and x86_64_shift_adj_1 using SWI48 mode iterator.
629 (x86_shift<mode>_adj_2): Ditto.
630 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
631 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
632 using SWI48 mode iterator.
633 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
634 *ashldi3_cmp_rex64 using SWI mode iterator.
635 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
636 *ashldi3_cconly_rex64 using SWI mode iterator.
637 * config/i386/i386.c (ix86_split_ashl): Update for renamed
638 x86_shift<mode>_adj_{1,2}.
639 (ix86_split_ashr): Ditto.
640 (ix86_split_lshr): Ditto.
642 2010-04-09 Richard Guenther <rguenther@suse.de>
644 * target.h (builtin_conversion): Pass in input and output types.
645 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
646 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
647 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
648 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
650 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
652 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
654 2010-04-09 Richard Guenther <rguenther@suse.de>
657 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
659 2010-04-09 Richard Guenther <rguenther@suse.de>
661 * tree-vectorizer.h (struct _stmt_vec_info): Document
662 that vectype is the type of the LHS.
663 (supportable_widening_operation, supportable_narrowing_operation):
664 Get both input and output vector types as arguments.
665 (vect_is_simple_use_1): Declare.
666 (get_same_sized_vectype): Likewise.
667 * tree-vect-loop.c (vect_determine_vectorization_factor):
668 Set STMT_VINFO_VECTYPE to the vector type of the def.
669 (vectorizable_reduction): Adjust.
670 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
671 Adjust. Specify the output vector type.
672 (vect_pattern_recog_1): Adjust.
673 * tree-vect-stmts.c (get_same_sized_vectype): New function.
674 (vectorizable_call): Adjust.
675 (vectorizable_conversion): Likewise.
676 (vectorizable_operation): Likewise.
677 (vectorizable_type_demotion): Likewise.
678 (vectorizable_type_promotion): Likewise.
679 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
681 (vect_is_simple_use_1): New function.
682 (supportable_widening_operation): Get both input and output
684 (supportable_narrowing_operation): Likewise.
685 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
687 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
689 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
690 __thiscall and _thiscall as predefined macros.
691 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
692 thiscall attribute handling.
693 (ix86_comp_type_attributes): Likewise.
694 (ix86_function_regparm): Likewise.
695 (ix86_return_pops_args): Likewise.
696 (init_cumulative_args): Likewise.
697 (find_drap_reg): Likewise.
698 (ix86_static_chain): Likewise.
699 (x86_this_parameter): Likewise.
700 (x86_output_mi_thunk): Likewise.
701 (ix86_attribute_table): Add description for thiscall attribute.
702 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
703 * doc/extend.texi: Add documentation for thiscall.
705 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
708 * c.opt (Wint-to-pointer-cast): Available in C++.
709 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
711 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
713 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
714 * calls.c (expand_call): Pass the function type to aggregate_value_p.
715 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
716 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
717 function type instead. Reorder and simplify checks.
719 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
721 2010-04-08 Jing Yu <jingyu@google.com>
722 Zdenek Dvorak <ook@ucw.cz>
724 PR tree-optimization/42720
725 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
726 loop unswitch conditions here from ...
727 (tree_unswitch_single_loop): ... here.
729 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
731 * tree-if-conv.c: Fix comments and simplify logic.
733 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
735 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
736 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
737 (main_tree_if_conversion): Update call to tree_if_conversion.
739 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
742 * doc/invoke.texi (-b,-V): Delete.
743 * doc/tm.texi: Do not mention -b.
744 * gcc.c (display_help): Delete -b and -V.
745 (process_command): Delete -b and -V.
746 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
748 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
749 Wolfgang Gellerich <gellerich@de.ibm.com>
751 Implement target hook for loop unrolling
752 * target.h (loop_unroll_adjust): Add a new target hook function.
753 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
754 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
755 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
756 (s390_loop_unroll_adjust): Implement the new target hook for s390.
757 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
759 (decide_unroll_stupid): Likewise.
761 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
764 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
766 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
768 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
769 (Specific, *-*-solaris2*): Likewise.
770 Don't prefer Sun as over GNU as.
772 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
774 * config/s390/s390.c (override_options): Adjust the z10
775 defaults for max-unroll-times, max-completely-peeled-insns
776 and max-completely-peel-times.
778 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
780 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
781 instructions for z10.
782 (s390_expand_setmem): Likewise.
783 (s390_expand_cmpmem): Likewise.
785 2010-04-08 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/43679
788 * tree-ssa-pre.c (eliminate): Only propagate copies.
790 2010-04-08 Jakub Jelinek <jakub@redhat.com>
793 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
794 set but not used variable warning.
796 2010-04-08 Wei Guozhi <carrot@google.com>
799 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
800 (arm_size_rtx_costs): Call the new function when optimized for size.
802 2010-04-08 Jakub Jelinek <jakub@redhat.com>
805 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
806 op0 is not a MEM, just return NULL instead of assertion
808 (discover_nonconstant_array_refs): Don't walk debug stmts.
810 2010-04-08 Doug Kwan <dougkwan@google.com>
812 * configure.ac: Recognize gold and do not use its version number
814 * configure: Regenerate.
816 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
819 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
820 (negate_value): Move code to push elements to broken_up_substracts ...
821 (eliminate_plus_minus_pair): ... here. Push operands that have no
822 negative pair to plus_negates.
823 (repropagate_negates, init_reassoc, fini_reassoc): Update.
825 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
827 * doc/install.texi (Configuration): Move description of
828 --enable-lto, --with-libelf*, --enable-gold from Java section to
831 * doc/generic.texi (Working with declarations)
832 (Function Properties, C and C++ Trees): Fix typos.
833 * doc/sourcebuild.texi (Top Level): Likewise.
835 2010-04-07 Jakub Jelinek <jakub@redhat.com>
838 * tree.h (DECL_READ_P): Define.
839 (struct tree_decl_common): Add decl_read_flag.
840 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
841 a set but not used warning.
842 (merge_decls): Merge DECL_READ_P flag.
843 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
844 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
845 * c-common.c (handle_used_attribute, handle_unused_attribute):
847 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
849 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
851 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
852 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
853 c_parser_binary_expression, c_parser_cast_expression,
854 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
855 Call default_function_array_read_conversion instead of
856 default_function_array_conversion where needed.
857 (c_parser_unary_expression, c_parser_conditional_expression,
858 c_parser_postfix_expression_after_primary, c_parser_initelt):
859 Likewise. Call mark_exp_read where needed.
860 (c_parser_statement_after_labels, c_parser_asm_operands,
861 c_parser_typeof_specifier, c_parser_sizeof_expression,
862 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
864 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
866 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
867 (warn_unused_but_set_parameter): Default to warn_unused
869 * doc/invoke.texi: Document -Wunused-but-set-variable and
870 -Wunused-but-set-parameter.
872 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
874 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
875 when operandN variables aren't used in the body of the expander
877 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
878 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
879 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
880 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
881 FOR_EACH_IMM_USE_ON_STMT): Likewise.
882 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
883 * tree.c (PROCESS_ARG): Likewise.
885 2010-04-07 Simon Baldwin <simonb@google.com>
887 * diagnostic.h (diagnostic_override_option_index): New macro to
888 set a diagnostic's option_index.
889 * c-tree.h (c_cpp_error): Add warning reason argument.
890 * opts.c (_warning_as_error_callback): New.
891 (register_warning_as_error_callback): Store callback for
892 warnings enabled via enable_warning_as_error.
893 (enable_warning_as_error): Call callback, minor code tidy.
894 * opts.h (register_warning_as_error_callback): Declare.
895 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
896 response to -Werror=.
897 (c_common_init_options): Register warning_as_error_callback in opts.c.
898 * common.opt: Add -Wno-cpp option.
899 * c-common.c (struct reason_option_codes_t): Map cpp warning
900 reason codes to gcc option indexes.
901 * (c_option_controlling_cpp_error): New function, lookup the gcc
902 option index for a cpp warning reason code.
903 * (c_cpp_error): Add warning reason argument, call
904 c_option_controlling_cpp_error for diagnostic_override_option_index.
905 * doc/invoke.texi: Document -Wno-cpp.
907 2010-04-07 Richard Guenther <rguenther@suse.de>
909 * ipa-reference.c (mark_load): Use get_base_address.
910 (mark_store): Likewise.
912 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
913 inserting GIMPLE_NOPs into the IL.
914 * tree-ssa-structalias.c (get_constraint_for_component_ref):
915 Explicitly strip handled components and indirect references.
917 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
918 folding address expressions.
919 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
920 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
921 operand_equal_p to compare decls.
922 (ptr_deref_may_alias_decl_p): Likewise.
923 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
924 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
925 Handle reversed comparison ops.
926 * tree-sra.c (asm_visit_addr): Use get_base_address.
927 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
928 * ipa-reference.c (mark_address): Use get_base_address.
930 2010-04-07 Richard Guenther <rguenther@suse.de>
932 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
933 Propagate constants everywhere.
935 2010-04-07 Jakub Jelinek <jakub@redhat.com>
938 * tree.c (MAX_INT_CACHED_PREC): Define.
939 (nonstandard_integer_type_cache): New array.
940 (build_nonstandard_integer_type): Cache results for precision
941 <= MAX_INT_CACHED_PREC.
943 2010-04-07 Richard Guenther <rguenther@suse.de>
945 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
946 -fargument-noalias-global, -fargument-noalias-anything): Remove.
947 * common.opt: Likewise.
948 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
949 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
950 (nonoverlapping_memrefs_p): Likewise.
951 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
952 * opts.c (common_handle_option): Handle OPT_fargument_alias,
953 OPT_fargument_noalias, OPT_fargument_noalias_anything and
954 OPT_fargument_noalias_global for backward compatibility.
956 2010-04-07 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/43270
959 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
960 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
961 * tree-ssa-pre.c (phi_translate_1): Adjust.
962 (fully_constant_expression): Split out vn_reference handling to ...
963 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
964 Fold reads from constant strings.
965 (vn_reference_lookup): Handle fully constant references.
966 (vn_reference_lookup_pieces): Likewise.
967 * Makefile.in (expmed.o-warn): Add -Wno-error.
969 2010-04-07 Martin Jambor <mjambor@suse.cz>
971 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
973 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
976 * gcc.c: Add -static-libstdc++ to list of recognized options.
978 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
980 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
982 2010-04-07 Richard Guenther <rguenther@suse.de>
985 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
986 bases build simple mem attributes to retain points-to information.
988 2010-04-07 Richard Guenther <rguenther@suse.de>
991 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
992 preserve points-to related information.
994 2010-04-07 Richard Guenther <rguenther@suse.de>
997 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
998 discard plain indirect references.
999 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1000 * tree.c (tree_nop_conversion): Likewise.
1002 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1005 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1007 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1009 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1010 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1012 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1014 * tree-if-conv.c: Fix indentation and comments.
1016 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1018 * tree-if-conv.c: Sort static functions in topological order.
1020 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1022 * tree-if-conv.c: Fix indentation and comments.
1024 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1027 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1028 lang_hooks.types.type_for_size instead of
1029 build_nonstandard_integer_type.
1030 When converting an unsigned type to signed, double its precision.
1031 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1032 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1033 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1036 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1039 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1040 POINTER_PLUS_EXPR for pointer types.
1042 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1045 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1046 * graphite-clast-to-gimple.c: Include langhooks.h.
1047 (max_signed_precision_type): New.
1048 (max_precision_type): Takes two types as arguments.
1049 (precision_for_value): New.
1050 (precision_for_interval): New.
1051 (gcc_type_for_interval): New.
1052 (gcc_type_for_value): New.
1053 (gcc_type_for_clast_term): New.
1054 (gcc_type_for_clast_red): New.
1055 (gcc_type_for_clast_bin): New.
1056 (gcc_type_for_clast_expr): Split up into several functions.
1057 (gcc_type_for_clast_eq): Rewritten.
1058 (compute_bounds_for_level): New.
1059 (compute_type_for_level_1): New.
1060 (compute_type_for_level): New.
1061 (gcc_type_for_cloog_iv): Removed.
1062 (gcc_type_for_iv_of_clast_loop): Rewritten.
1063 (graphite_create_new_loop): Compute the lower and upper bound types
1064 with gcc_type_for_clast_expr.
1065 (graphite_create_new_loop_guard): Same.
1066 (find_cloog_iv_in_expr): Removed.
1067 (compute_cloog_iv_types_1): Removed.
1068 (compute_cloog_iv_types): Removed.
1069 (gloog): Do not call compute_cloog_iv_types.
1070 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1072 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1073 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1074 (GBB_CLOOG_IV_TYPES): Removed.
1076 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1078 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1079 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1080 (detect_commutative_reduction): Same.
1082 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1085 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1087 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1088 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1089 (rewrite_commutative_reductions_out_of_ssa): Same.
1090 * passes.c (execute_function_todo): Call verify_ssa for every pass
1091 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1092 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1093 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1094 with an extra argument.
1095 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1096 verify_ssa only when the extra argument is true.
1097 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1098 with an extra argument.
1099 (tree_transform_and_unroll_loop): Same.
1101 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1103 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1104 for all the passes of the LNO having LOOP_CLOSED_SSA.
1105 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1106 * tree-loop-distribution.c (pass_loop_distribution): Same.
1107 * tree-pass.h (TODO_verify_loops): Removed.
1108 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1110 (pass_tree_unswitch): Same.
1111 (pass_predcom): Same.
1112 (pass_vectorize): Same.
1113 (pass_linear_transform): Same.
1114 (pass_graphite_transforms): Same.
1115 (pass_iv_canon): Same.
1116 (pass_complete_unroll): Same.
1117 (pass_complete_unrolli): Same.
1118 (pass_parallelize_loops): Same.
1119 (pass_loop_prefetch): Same.
1120 (pass_iv_optimize): Same.
1122 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1125 * passes.c (init_optimization_passes): Move pass_lim before
1126 pass_copy_prop and pass_dce_loop.
1128 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1131 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1132 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1133 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1134 MULTI_* defines for 4 argument vpermil2p* builtins.
1136 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1139 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1140 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1141 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1142 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1143 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1144 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1145 Use x86_maybe_negate_const_int to output insn mnemonic.
1146 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1147 check from instruction predicate. Update comments.
1148 * config/i386/sync.md (sync_add<mode>): Use
1149 x86_maybe_negate_const_int to output insn mnemonic.
1151 2010-04-06 Jan Hubicka <jh@suse.cz>
1153 PR tree-optimization/42906
1154 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1155 IGNORE_SELF argument. Set visited_control_parents for fully
1157 (find_obviously_necessary_stmts): Update call of
1158 mark_control_dependent_edges_necessary.
1159 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1161 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/i386.md: Remove comment about 'e' and 'E'
1166 2010-04-06 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/43627
1169 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1170 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1173 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1175 * BASE-VER: Change to 4.6.0.
1178 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1181 2010-04-06 Richard Guenther <rguenther@suse.de>
1184 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1186 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1188 * doc/invoke.texi (Optimize Options): Document that LTO
1189 won't remove object access purely due to incompatible
1192 2010-04-04 Matthias Klose <doko@ubuntu.com>
1194 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1195 Initialize variable.
1197 2010-04-03 Richard Guenther <rguenther@suse.de>
1200 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1201 require a non-NULL MEM_OFFSET.
1203 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1205 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1206 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1207 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1208 config/alpha/predicates.md, config/arm/arm.md,
1209 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1210 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1211 config/darwin9.h, config/darwin.c, config/darwin.h,
1212 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1213 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1214 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1215 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1216 config/mips/mips.md, config/mn10300/mn10300.c,
1217 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1218 config/rs6000/aix.h, config/rs6000/dfp.md,
1219 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1220 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1221 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1222 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1223 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1224 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1225 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1226 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1227 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1228 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1229 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1230 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1231 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1232 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1233 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1234 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1235 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1236 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1237 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1238 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1239 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1240 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1241 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1242 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1243 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1244 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1245 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1246 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1247 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1248 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1249 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1250 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1251 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1252 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1253 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1254 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1256 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1259 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1260 * aclocal.m4: Regenerate.
1262 2010-04-02 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/43629
1265 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1266 if we have seen a constant value.
1268 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1270 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1272 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1275 * arm.c (legitimize_tls_address): Adjust call to
1276 gen_tls_load_dot_plus_four.
1277 (arm_note_pic_base): New function.
1278 (arm_cannot_copy_insn_p): Use it.
1279 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1282 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1287 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1289 * Makefile.in ($(out_object_file)): Depend on
1290 gt-$(basename $(notdir $(out_file))).h.
1292 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1294 * config.gcc (lm32-*-rtems*): Add t-lm32.
1296 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1298 * config.gcc: Add lm32-*-rtems*.
1299 * config/lm32/rtems.h: New file.
1301 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1304 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1306 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1308 * dwarf2out.c (output_compilation_unit_header): For
1309 -gdwarf-4 use version 4 instead of version 3.
1310 (output_line_info): For version 4 and above emit additional
1311 maximum ops per insn header field.
1312 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1314 * dwarf2out.c (is_c_family, is_java): Remove.
1315 (lower_bound_default): New function.
1316 (add_bound_info, gen_descr_array_type_die): Use it.
1318 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1321 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1322 re-declaration when it happens in a function.
1324 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1326 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1327 (cgraph_remove_function_insertion_hook): Same.
1328 (cgraph_call_function_insertion_hooks): Same.
1330 2010-04-01 Richard Guenther <rguenther@suse.de>
1333 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1334 and TREE_THIS_VOLATILE.
1335 (copy_ref_info): Likewise.
1336 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1337 * tree.c (build6_stat): Ignore side-effects of all but arg5
1338 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1341 2010-04-01 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/43607
1344 * ipa-type-escape.c (check_call): Do not access non-existing
1347 2010-04-01 Richard Guenther <rguenther@suse.de>
1351 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1352 Jack Howarth <howarth@bromo.med.uc.edu>
1354 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1357 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1359 * doc/install.texi (Prerequisites): Document libelf usability on
1360 IRIX 5/6 and Solaris 2.
1361 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1362 Update GNU as, GNU ld requirements.
1363 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1364 Document Sun Studio compiler download.
1365 Update and simplify as, ld recommendations.
1366 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1368 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1370 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1371 with_tune_32 to pentium4.
1373 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1377 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1379 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1380 obsoletion, removal.
1382 Document GNU as requirement.
1383 Update configure requirements.
1384 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1385 Recomment IRIX 6.5.18+.
1386 Document IDF/IDL requirement.
1387 Document GNU as requirement.
1388 Document GNU ld bootstrap failure.
1389 Remove freeware.sgi.com reference.
1391 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1393 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1394 UNIX V4.0, V5.0 obsoletion, removal.
1395 Remove --with-gc=simple reference.
1396 Update VM requirements during bootstrap.
1397 Remove -oldas bootstrap description.
1398 Update binutils reference.
1399 Remove comparison failure note.
1401 2010-03-31 Richard Guenther <rguenther@suse.de>
1402 Zdenek Dvorak <ook@ucw.cz>
1403 Sebastian Pop <sebastian.pop@amd.com>
1406 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1407 with multiple arguments.
1408 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1410 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1412 * graphite-dependences.c (print_pddr): Call print_pdr with an
1414 * graphite-poly.c (debug_pdr): Add an extra argument for the
1417 (print_pbb_domain): Same.
1419 (print_scop_context): Same.
1421 (print_cloog): Same.
1422 (debug_pbb_domain): Same.
1426 (debug_scop_context): Same.
1428 (debug_cloog): Same.
1429 (print_scop_params): Same.
1430 (debug_scop_params): Same.
1431 (print_iteration_domain): Same.
1432 (print_iteration_domains): Same.
1433 (debug_iteration_domain): Same.
1434 (debug_iteration_domains): Same.
1435 (print_scattering_function): Same.
1436 (print_scattering_functions): Same.
1437 (debug_scattering_function): Same.
1438 (debug_scattering_functions): Same.
1439 * graphite-poly.h (debug_pdr): Update declaration.
1441 (print_pbb_domain): Same.
1443 (print_scop_context): Same.
1445 (print_cloog): Same.
1446 (debug_pbb_domain): Same.
1450 (debug_scop_context): Same.
1452 (debug_cloog): Same.
1453 (print_scop_params): Same.
1454 (debug_scop_params): Same.
1455 (print_iteration_domain): Same.
1456 (print_iteration_domains): Same.
1457 (debug_iteration_domain): Same.
1458 (debug_iteration_domains): Same.
1459 (print_scattering_function): Same.
1460 (print_scattering_functions): Same.
1461 (debug_scattering_function): Same.
1462 (debug_scattering_functions): Same.
1464 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1466 * graphite-poly.c (print_scattering_function_1): New.
1467 (print_scattering_function): Call it.
1468 (print_scop_params): Remove spaces at the end of lines.
1471 * graphite-poly.h (print_cloog): Declared.
1472 (debug_cloog): Declared.
1474 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1476 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1478 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1479 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1480 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1481 to switch between adding the IV bump in loop->latch or in loop->header.
1483 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1485 * graphite-poly.c (print_scattering_function): Pretty print following
1488 (print_pbb_domain): Same.
1489 (dump_gbb_cases): Same.
1490 (dump_gbb_conditions): Same.
1493 (print_scop_params): Same.
1494 (print_scop_context): Same.
1496 (print_pbb_body): New.
1497 (lst_indent_to): New.
1498 (print_lst): Start new lines with a #.
1499 * graphite-poly.h (pbb_bb): New.
1500 (pbb_index): Use pbb_bb.
1501 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1503 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1505 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1507 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1508 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1509 and 0 instead of 1 for dw_val_class_flag.
1510 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1511 dw_val_class_range_list, dw_val_class_loc_list,
1512 dw_val_class_lineptr and dw_val_class_macptr, use
1513 DW_FORM_flag_present for dw_val_class_flag and
1514 DW_FORM_exprloc for dw_val_class_loc.
1515 (output_die): For -gdwarf-4 print dw_val_class_loc
1516 size as uleb128 instead of 1 or 2 bytes and don't print
1517 anything for dw_val_class_flag.
1519 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1520 instead of cselib_lookup following by tweaking locs->setting_insn.
1523 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1524 even before returning from label, setjmp call or volatile asm
1527 2010-03-31 Richard Guenther <rguenther@suse.de>
1530 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1531 temporary data on stack.
1533 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1535 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1536 (PUSHSECTION_ASM_OP): Remove.
1537 (POPSECTION_ASM_OP): Remove.
1538 (PUSHSECTION_FORMAT): Remove.
1539 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1540 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1541 * config/sol2.c (solaris_output_init_fini): Use it.
1543 2010-03-31 Jie Zhang <jie@codesourcery.com>
1546 * opt-functions.awk (var_type_struct): Use signed char type
1547 for simple variables.
1549 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1551 * config/sol2.c: Include output.h.
1552 (solaris_assemble_visibility): New function.
1553 * config/t-sol2 (sol2.o): Add output.h dependency.
1554 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1555 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1558 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1561 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1562 V2SImode or XFmode on PRE_DEC.
1565 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1568 2010-03-31 Jie Zhang <jie@codesourcery.com>
1571 * reload.h (caller_save_initialized_p): Declare.
1572 * toplev.c (backend_init_target): Don't call
1573 init_caller_save but set caller_save_initialized_p to false.
1574 * caller-save.c (caller_save_initialized_p): Define.
1575 (init_caller_save): Check caller_save_initialized_p.
1576 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1578 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1581 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1582 and soft-fp/t-softfp to tmake_file.
1583 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1584 (LIBGCC2_TF_CEXT): Define.
1587 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1590 * cselib.c (n_useless_values): Document handling of debug locs.
1591 (n_useless_debug_values, n_debug_values): New variables.
1592 (new_elt_loc_list): Don't add to debug values, keep count.
1593 (promote_debug_loc): New.
1594 (cselib_reset_table): Zero new variables.
1595 (entry_and_rtx_equal_p): Promote debug locs.
1596 (discard_useless_locs): Increment n_useless_debug_values for
1598 (remove_useless_values): Adjust n_useless_values and n_debug_values
1599 with n_useless_debug_values.
1600 (add_mem_for_addr): Promote debug locs.
1601 (cselib_lookup_mem): Likewise.
1602 (cselib_lookup_addr): Renamed to...
1603 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1604 (cselib_log_lookup): ... this. Turn into...
1605 (cselib_lookup_addr): ... new wrapper.
1606 (cselib_lookup_from_insn): New.
1607 (cselib_invalidate_regno): Increment n_useless_debug_values for
1609 (cselib_invalidate_mem): Likewise.
1610 (cselib_process_insn): Take n_deleted and n_debug_values into
1611 account to guard remove_useless_value call.
1612 (cselib_finish): Zero n_useless_debug_values.
1613 * cselib.h (cselib_lookup_from_insn): Declare.
1614 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1615 (sched_analyze_2): Likewise.
1617 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1619 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1621 (adjust_mems): Replace narrowing SUBREG of expression containing
1622 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1623 with operations in the narrower mode.
1626 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1627 regs_invalidated_by_call instead all call_used_reg_set registers.
1629 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1632 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1633 pointer comparisons with types_compatible_p.
1634 * tree-vect-stmts.c (vectorizable_call): Same.
1635 (vectorizable_condition): Same.
1637 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1639 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1640 stack check if the mask would be zero.
1642 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1643 Jack Howarth <howarth@bromo.med.uc.edu>
1645 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1648 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1651 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1653 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1654 Include ___unordxf2 and ___unordtf2.
1655 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1658 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1660 * config/lm32/t-lm32: New file.
1661 * config.gcc: Use the above file when targetting lm32.
1663 2010-03-28 Duncan Sands <baldrick@free.fr>
1665 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1667 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1670 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1671 Improve vectorization cost model diagnostic.
1673 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1676 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1677 compute_data_dependences_for_loop returns false, early exit
1678 and output an extra diagnostic for the failed data reference
1681 2010-03-29 Richard Guenther <rguenther@suse.de>
1683 PR tree-optimization/43560
1684 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1685 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1687 2010-03-29 Jie Zhang <jie@codesourcery.com>
1690 * toplev.c (process_options): Set optimization_default_node
1691 and optimization_current_node.
1692 * opts.c (decode_options): Don't set optimization_default_node
1693 and optimization_current_node.
1695 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1697 * config/rtems.h: Abandon -qrtems_debug.
1699 2010-03-28 Jan Hubicka <jh@suse.cz>
1701 PR tree-optimization/43505
1702 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1703 map should not be copied.
1705 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1708 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1709 cdtors, set DECL_PRESERVE_P.
1710 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1713 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1715 PR tree-optimization/43528
1716 * stor-layout.c (place_field): Check that constant fits into
1717 unsigned HWI when skipping calculation of MS bitfield layout.
1719 2010-03-27 Jan Hubicka <jh@suse.cz>
1722 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1723 notice_global_symbol work.
1725 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1727 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1728 instead of dwarf2out_decl.
1729 (struct var_loc_node): Remove section_label field.
1730 (dwarf2out_function_decl): New function.
1731 (dwarf2out_var_location): Don't set section_label field.
1732 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1734 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1736 PR tree-optimization/43544
1737 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1738 First argument for builtin vectorized function hook is now a
1739 tree to be able to distinguish between machine specific and
1741 * targhooks.c (default_builtin_vectorized_function): Ditto.
1742 * targhooks.h (default_builtin_vectorized_function): Ditto.
1743 * target.h (struct gcc_target): Ditto.
1744 * tree-vect-stmts.c (vectorizable_function): Ditto.
1745 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1746 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1749 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1752 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1753 nested binding iff it is a FUNCTION_DECL.
1754 (store_parm_decls_newstyle): Pass nested=true to bind for
1755 FUNCTION_DECLs amongst parameters.
1757 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1759 * var-tracking.c (vt_expand_loc_callback): Don't run
1760 cselib_expand_value_rtx_cb in dummy mode if
1761 cselib_dummy_expand_value_rtx_cb returned false.
1763 * var-tracking.c (emit_note_insn_var_location): For one part
1764 notes with offset 0, don't add EXPR_LIST around the location.
1765 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1766 add_location_or_const_value_attribute): Adjust for that change.
1769 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1770 into first operand and location into second.
1771 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1772 dw_cfi_oprnd_loc for DW_CFA_expression.
1773 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1774 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1775 assume first argument is regnum and second argument is location.
1777 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1780 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1781 of scratch register to DImode. Split to DImode comparison operator.
1782 Use SImode subreg of scratch register in the multiplication.
1783 (*cmp_sadd_sidi): Ditto.
1784 (*cmp_ssub_si): Ditto.
1785 (*cmp_ssub_sidi): Ditto.
1787 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1791 Remove invalid assert and wrong comment.
1793 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1796 * flags.h (final_insns_dump_p): New extern.
1797 * final.c (final_insns_dump_p): New variable.
1798 (rest_of_clean_state): Set it before -fdump-final-insns=
1799 dumping, clear afterwards.
1800 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1801 MEM_ALIAS_SET on MEMs.
1803 2010-03-26 David S. Miller <davem@davemloft.net>
1805 * configure.ac: Fix sparc GOTDATA_OP bug check.
1806 * configure: Rebuild.
1808 2010-03-26 Alan Modra <amodra@gmail.com>
1810 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1812 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1814 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1815 TLS_SECTION_ASM_FLAG.
1817 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1820 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1821 Clear first_function_block_is_cold.
1824 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1825 argument if the argument is truth_value_p.
1827 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1829 * config/rs6000/constraints.md: Update copyright year for my changes.
1832 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1833 used in reg+reg addressing, swap registers.
1835 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1838 * target.h (struct gcc_target): Add code_end hook.
1839 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1841 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1842 * toplev.c (compile_file): Call targetm.asm_out.code_end
1843 hook before unwind info/debug info output.
1844 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1845 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1846 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1847 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1848 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1849 * config/i386/i386.c (ix86_file_end): Renamed to...
1850 (ix86_code_end): ... this. Make static. Don't call
1851 file_end_indicate_exec_stack. Emit unwind info using
1852 final_start_function/final_end_function.
1853 (darwin_x86_file_end): Remove.
1854 (TARGET_ASM_CODE_END): Define.
1855 * config/i386/i386.h (TARGET_ASM_FILE_END,
1856 NEED_INDICATE_EXEC_STACK): Don't define.
1857 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1858 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1859 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1860 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1863 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1864 at the beginning and final_end_function at the end.
1865 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1867 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1869 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1870 and Sun as TLS syntax.
1871 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1872 * configure: Regenerate.
1873 * config.in: Regenerate.
1874 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1875 (default_elf_asm_named_section): Use it.
1876 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1877 (i386_output_dwarf_dtprel): Likewise.
1878 (output_addr_const_extra): Likewise.
1879 (output_pic_addr_const): Lowercase @GOTTPOFF.
1880 (output_addr_const_extra): Likewise.
1881 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1882 (output_addr_const_extra): Likewise.
1883 (output_pic_addr_const): Lowercase @INDNTPOFF.
1884 (output_addr_const_extra): Likewise.
1885 (output_pic_addr_const): Lowercase @NTPOFF.
1886 (output_addr_const_extra): Likewise.
1887 (output_pic_addr_const): Lowercase @TPOFF.
1888 (output_addr_const_extra): Likewise.
1889 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1890 (*tls_global_dynamic_64): Likewise.
1891 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1892 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1894 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1895 (ASM_OUTPUT_TLS_COMMON): Use it.
1896 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1899 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1900 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1901 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1902 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1903 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1904 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1906 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1908 * config/i386/i386.c (override_options): Don't accept
1909 -mtls-dialect=sun any longer.
1910 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1911 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1912 (*tls_local_dynamic_base_32_sun): Likewise.
1913 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1915 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1919 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1922 * ira.c (adjust_cleared_regs): New function.
1923 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1927 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1929 * expr.c (expand_expr_real): Restore previous
1930 curr_insn_source_location and curr_insn_block after
1931 expand_expr_real_1 call.
1932 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1933 instead of expand_expr_real_1.
1935 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1937 PR rtl-optimization/43413
1938 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1941 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1944 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1945 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1947 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1949 * config/i386/i386.c (ix86_target_string): Add -mfma.
1950 Fix a typo in comment.
1952 2010-03-22 Mike Stump <mikestump@comcast.net>
1955 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1956 Don't overly align based upon packed packed fields.
1958 2010-03-22 Jason Merrill <jason@redhat.com>
1960 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1961 Use () rather than [], and move before the element type.
1963 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1965 * doc/configfiles.texi (Configuration Files): Removed
1966 fixinc/Makefile*, intl/Makefile.*.
1967 * doc/makefile.texi: Fixed markup. Abstract from version
1968 control system used.
1969 (Makefile): Removed obsolete gcc/java/parse.y example.
1970 * doc/sourcebuild.texi: Likewise.
1971 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1972 libgomp, libssp. Removed fastjar.
1973 (Miscellaneous Docs): Clarify location.
1974 Added COPYING3, COPYING3.LIB.
1975 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1977 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1980 * config/i386/i386.c (x86_function_profiler)
1981 [!NO_PROFILE_COUNTERS]: Fix typo.
1982 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1985 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1986 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1988 * doc/sourcebuild.texi (Test Directives): Split into six
1989 subsections, with most of the current text in new subsections
1990 Directives, Selectors, and Final Actions.
1991 (Directives): Split list of test directives into multiple
1993 (Selectors): Describe use and syntax of selectors.
1994 (Effective-Target Keywords): Describe all existing keywords.
1995 (Add Options): Describe features for dg-add-options.
1996 (Require Support): Describe variants of dg-require-support.
1997 (Final Actions): Describe commands to use in dg-final.
1999 2010-03-22 Michael Matz <matz@suse.de>
2002 * recog.c (validate_replace_rtx_group): Replace also in
2003 REG_EQUAL and REG_EQUIV notes.
2005 2010-03-22 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/43390
2008 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2009 sure vector extracts are type correct.
2011 2010-03-22 Richard Guenther <rguenther@suse.de>
2014 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2015 x * sqrt (x) even when optimizing for size if the target
2016 has native support for sqrt.
2018 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2020 * varasm.c (make_decl_rtl_for_debug): Also clear
2021 flag_mudflap for the duration of make_decl_rtl call.
2024 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2025 locs from preserved VALUEs.
2027 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2030 * pa.md (movmemsi): Set align to one if zero.
2031 (movmemdi): Likewise.
2033 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2036 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2037 with their corresponding prologue pushes.
2039 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2042 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2043 at the begining or end.
2044 (spu_expand_epilogue): Likewise.
2046 2010-03-20 Richard Guenther <rguenther@suse.de>
2048 PR rtl-optimization/43438
2049 * combine.c (make_extraction): Properly zero-/sign-extend an
2050 extraction of the low part of a CONST_INT. Also handle
2053 2010-03-19 Mike Stump <mikestump@comcast.net>
2055 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2056 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2057 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2059 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2062 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2065 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2067 PR rtl-optimization/42258
2068 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2069 use that may match DEF.
2072 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2073 the cost of loading the constant rather than assuming
2075 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2076 outer code is AND, do the same tests as the andsi3 expander and
2077 return COSTS_N_INSNS (1) if and is cheap.
2079 * optabs.c (avoid_expensive_constant): Fix formatting.
2081 2010-03-19 Michael Matz <matz@suse.de>
2084 * attribs.c (decl_attributes): When rebuilding a function pointer
2085 type use the same qualifiers as the original pointer type.
2087 2010-03-19 Martin Jambor <mjambor@suse.cz>
2089 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2090 and is_gimple_ip_invariant_address.
2092 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2095 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2097 * config/arm/arm.c (arm_override_options): Turn off
2098 flag_dwarf2_cfi_asm for AAPCS variants.
2100 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2103 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2104 Use PRE_MODIFY instead of PRE_DEC.
2105 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2106 (vfp_emit_fstmd): Likewise.
2108 2010-03-19 Michael Matz <matz@suse.de>
2111 * builtins.c (expand_builtin_interclass_mathfn,
2112 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2115 2010-03-19 Richard Guenther <rguenther@suse.de>
2117 PR tree-optimization/43415
2118 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2119 (phi_translate_1): ... this.
2120 (phi_translate): Move all caching here. Cache all NARY
2121 and REFERENCE translations.
2123 2010-03-19 David S. Miller <davem@davemloft.net>
2125 With help from Eric Botcazou.
2126 * config/sparc/sparc.c: Include dwarf2out.h.
2127 (emit_pic_helper): Delete.
2128 (pic_helper_symbol_name): Delete.
2129 (pic_helper_emitted_p): Delete.
2130 (pic_helper_needed): New.
2131 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2132 (get_pc_thunk_name): New.
2133 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2134 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2135 Set pic_helper_needed to true. Don't call emit_pic_helper.
2136 (sparc_expand_prologue): Update load_pic_register call.
2137 (sparc_output_mi_thunk): Likewise.
2138 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2139 thunk if possible. Output CFI information as needed.
2141 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2142 Jack Howarth <howarth@bromo.med.uc.edu>
2145 * config/i386/i386.h: Fix ABI on darwin x86-32.
2147 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2149 * tree.h: Declare make_decl_rtl_for_debug.
2150 * varasm.c (make_decl_rtl_for_debug): New.
2151 * dwarf2out.c (rtl_for_decl_location): Call it.
2152 * cfgexpand.c (expand_debug_expr): Call it.
2154 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2157 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2161 * var-tracking.c (vt_init_cfa_base): Do nothing if
2162 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2164 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2167 * var-tracking.c (canonicalize_vars_star): New.
2168 (dataflow_post_merge_adjust): Use it.
2170 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2173 * var-tracking.c (non_suitable_const): New function.
2174 (add_uses): For DEBUG_INSNs with constants, don't record any
2175 value, instead just the constant value itself.
2176 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2177 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2178 (emit_notes_in_bb): Likewise.
2179 (emit_note_insn_var_location): For onepart variables if
2180 cur_loc is a VOIDmode constant, use DECL_MODE.
2182 2010-03-18 Martin Jambor <mjambor@suse.cz>
2185 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2186 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2187 all non-clones. Moved call redirection...
2188 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2189 (cgraph_materialize_all_clones): Dispose of all
2190 combined_args_to_skip bitmaps.
2191 (verify_cgraph_node): Do not check for edges pointing to wrong
2192 nodes in inline clones.
2193 * tree-inline.c (copy_bb): Call
2194 cgraph_redirect_edge_call_stmt_to_callee.
2195 * ipa.c (cgraph_remove_unreachable_nodes): Call
2196 cgraph_node_remove_callees even when there are used clones.
2198 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2200 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2202 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2205 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2208 2010-03-18 Michael Matz <matz@suse.de>
2211 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2212 into sqrt(x) if we need to preserve signed zeros.
2214 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2215 Eric Botcazou <ebotcazou@adacore.com>
2217 PR rtl-optimization/43360
2218 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2219 note if we don't know its invariant status.
2221 2010-03-18 Michael Matz <matz@suse.de>
2223 PR tree-optimization/43402
2224 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2225 PHI chains of ssa names registered for update.
2227 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2230 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2231 non-offsettable and pre_modify update addressing.
2232 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2233 and "2" alternatives "#".
2234 (*movdd_softfloat32): Make all alternatives "#";
2235 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2236 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2237 (*movdf_softfloat32): Make all alternatives "#";
2238 (movdi): Use the new DIFD mode iterator to create a common splitter
2239 for movdi, movdf and movdd patterns.
2241 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2243 * common.opt (dumpdir): Remove redundant tab.
2245 2010-03-17 Martin Jambor <mjambor@suse.cz>
2247 PR tree-optimization/43347
2248 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2249 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2251 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2253 PR rtl-optimization/42216
2254 * regrename.c (create_new_chain): New function, broken out from...
2255 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2256 appending a use to an empty chain.
2257 (build_def_use): Remove previous changes that convert OP_INOUT to
2258 OP_OUT operands; instead detect the case where an OP_INOUT operand
2259 uses a previously untracked register and create an empty chain for it.
2261 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2263 * doc/extend.texi (Function Attributes): Rewrite unfinished
2264 sentence in ms_abi documentation.
2266 2010-03-17 Alan Modra <amodra@gmail.com>
2268 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2269 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2270 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2271 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2273 2010-03-16 Richard Henderson <rth@redhat.com>
2276 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2277 (lower_try_finally): Save and restore eh_seq around the expansion
2280 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2282 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2283 statements before splitting block.
2285 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2287 * doc/sourcebuild.texi (Testsuites): Fix markup.
2288 Use pathnames relative to gcc/testsuite.
2289 (Test Directives): Move description of how timeout is determined.
2290 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2291 (C Tests): Correct gcc.misc-tests directory.
2292 Framework tests now live in gcc.test-framework.
2294 2010-03-16 Richard Guenther <rguenther@suse.de>
2297 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2298 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2300 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2301 Alexandre Oliva <aoliva@redhat.com>
2303 PR tree-optimization/42917
2304 * lambda-code.c (remove_iv): Skip debug statements.
2305 (lambda_loopnest_to_gcc_loopnest): Likewise.
2306 (not_interesting_stmt): Debug statements are not interesting.
2308 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2312 * cselib.c (cselib_preserve_constants,
2313 cfa_base_preserved_val): New static variables.
2314 (preserve_only_constants): New function.
2315 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2316 clear its REG_VALUES. If cselib_preserve_constants, don't
2317 empty the whole hash table, but preserve there VALUEs with constants,
2318 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2319 (cselib_preserve_cfa_base_value): New function.
2320 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2321 (cselib_init): Change argument to int bitfield. Set
2322 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2324 (cselib_finish): Clear cselib_preserve_constants and
2325 cfa_base_preserved_val.
2326 * cselib.h (enum cselib_record_what): New enum.
2327 (cselib_init): Change argument to int.
2328 (cselib_preserve_cfa_base_value): New prototype.
2329 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2330 * dse.c (dse_step1): Likewise.
2331 * cfgcleanup.c (thread_jump): Likewise.
2332 * sched-deps.c (sched_analyze): Likewise.
2333 * gcse.c (local_cprop_pass): Likewise.
2334 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2335 If FN is non-NULL, call the callback always and whenever it returns
2336 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2337 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2338 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2339 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2340 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2341 * var-tracking.c: Include recog.h.
2342 (bb_stack_adjust_offset): Remove.
2343 (vt_stack_adjustments): Don't call it, instead just gather the
2344 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2345 (adjust_stack_reference): Remove.
2346 (compute_cfa_pointer): New function.
2347 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2348 (struct adjust_mem_data): New type.
2349 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2351 (get_address_mode): New function.
2352 (replace_expr_with_values): Use it.
2353 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2354 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2355 (adjust_sets): Remove.
2356 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2357 Use get_address_mode.
2358 (get_adjusted_src): Remove.
2359 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2360 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2361 (add_with_sets): Don't call adjust_sets.
2362 (fp_setter, vt_init_cfa_base): New functions.
2363 (vt_initialize): Change return type to bool. Move most of pool etc.
2364 initialization to the beginning of the function from end. Pass
2365 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2366 If !frame_pointer_needed, call vt_stack_adjustment before mos
2367 vector is filled, call vt_init_cfa_base if argp/framep has been
2368 eliminated to sp. If frame_pointer_needed and argp/framep has
2369 been eliminated to hard frame pointer, set
2370 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2371 encountering fp setter in the prologue. For MO_ADJUST, call
2372 log_op_type before pusing the op into mos vector, not afterwards.
2373 Call adjust_insn before cselib_process_insn/add_with_sets,
2374 call cancel_changes (0) afterwards.
2375 (variable_tracking_main_1): Adjust for vt_initialize calling
2376 vt_stack_adjustments and returning whether it succeeded or not.
2378 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2380 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2383 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2385 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2387 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2388 drap_reg has not been set.
2390 2010-03-15 Michael Matz <matz@suse.de>
2393 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2394 use it to expand block copies.
2395 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2396 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2397 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2399 2010-03-15 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/43367
2402 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2405 2010-03-15 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/43317
2408 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2410 2010-03-15 Martin Jambor <mjambor@suse.cz>
2412 PR tree-optimization/43141
2413 * tree-sra.c (create_abstract_origin): New function.
2414 (modify_function): Call create_abstract_origin.
2416 2010-03-15 Chris Demetriou <cgd@google.com>
2418 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2421 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2424 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2425 call insert_out_of_ssa_copy for default definitions.
2427 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2429 * graphite-clast-to-gimple.c (my_long_long): Defined.
2430 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2431 * graphite-sese-to-poly.c (my_long_long): Defined.
2432 (scop_ivs_can_be_represented): Use it.
2434 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2436 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2437 graphite-max-bbs-per-function, and loop-block-tile-size.
2438 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2440 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2442 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2444 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2445 forward declaration.
2446 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2447 (add_upper_bounds_from_estimated_nit): New.
2448 (build_loop_iteration_domains): Use it.
2450 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2452 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2454 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2457 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2458 should be an INTEGER_CST. Also handle CASE_CONVERT.
2460 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2462 * graphite.c (graphite_initialize): To bound the number of bbs per
2463 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2464 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2465 * doc/invoke.texi: Document it.
2467 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2469 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2470 * graphite-sese-to-poly.h (build_poly_scop): Same.
2472 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2474 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2475 the number of parameters in the scop. Use as an upper bound
2476 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2477 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2478 * doc/invoke.texi: Document it.
2480 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2482 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2483 * doc/c-tree.texi: Remove.
2484 * doc/generic.texi: Merge c-tree.texi here.
2485 * doc/gccint.texi (Trees): Remove menu entry.
2486 (c-tree.texi): Remove @include.
2487 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2488 * doc/languages.texi (Reading RTL): Ditto.
2490 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2493 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2495 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2498 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2499 code added to work around reload clobbering CONST insns.
2501 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2503 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2504 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2505 (cselib_preserve_only_values): Remove retain argument, don't
2506 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2507 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2508 * var-tracking.c (micro_operation): Move insn field before union.
2509 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2510 (struct variable_tracking_info_def): Remove n_mos field, change
2511 mos into a vector of micro_operations.
2512 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2513 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2514 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2515 changing into a vector.
2516 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2517 come before all other uops generated by add_stores.
2518 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2520 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2521 a vector. Run just one pass over the bbs instead of separate counting
2522 and computation phase.
2523 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2526 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2527 into *nonlocalized_list vector.
2528 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2529 even if origin is non-NULL.
2530 (gen_variable_die): Likewise.
2531 (process_scope_var): Don't change origin.
2532 (gen_decl_die): Likewise.
2533 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2534 before adding new edges instead of after it, fix moving over
2537 2010-03-11 David S. Miller <davem@davemloft.net>
2539 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2541 * configure: Rebuild.
2543 2010-03-11 Martin Jambor <mjambor@suse.cz>
2545 PR tree-optimization/43257
2546 * tree.c (assign_assembler_name_if_neeeded): New function.
2547 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2549 * tree.h (assign_assembler_name_if_neeeded): Declare.
2550 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2551 the function if needed.
2553 2010-03-11 Chris Demetriou <cgd@google.com>
2555 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2556 include/stdint-gcc.h, and include/stdint.h world-readable.
2558 2010-03-11 Richard Guenther <rguenther@suse.de>
2560 PR tree-optimization/43255
2561 * tree-vrp.c (process_assert_insertions_for): Do not insert
2562 asserts for trivial conditions.
2564 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2566 PR tree-optimization/43280
2567 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2568 generation. Move calculation of size out of the if branch.
2569 (find_bswap): Modify compare number generation.
2571 2010-03-11 Richard Guenther <rguenther@suse.de>
2574 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2575 (input_gimple_stmt): Fixup handled component types during
2576 operand read. Also fix up decls in ADDR_EXPRs.
2578 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2580 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2581 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2583 2010-03-10 Jan Hubicka <jh@suse.cz>
2586 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2587 * varasm.c (get_variable_section): Don't do that here...
2588 (make_decl_rtl): ... and here.
2589 (do_assemble_alias): Produce decl RTL.
2590 (assemble_alias): Likewise.
2592 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2595 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2596 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2598 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2599 (based_loc_descr): Only express drap or vdrap regno based expressions
2600 using DW_OP_fbreg when not optimizing.
2601 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2602 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2603 REG_CFA_SET_VDRAP note.
2605 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2607 PR tree-optimization/43236
2608 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2609 error in calculation of base address in reverse iteration case.
2610 (generate_builtin): Take number of latch executions if the statement
2613 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2616 * tree-eh.c: Include pointer-set.h.
2617 (lower_eh_dispatch): Filter out duplicate case labels and
2618 remove the unneeded edge when the label is unused. Return
2619 true when some edges are removed.
2620 (execute_lower_eh_dispatch): When any lowering resulted in
2621 removing an edge, also delete unreachable blocks.
2623 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2626 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2627 UNSPEC_MACHOPIC_OFFSET.
2629 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2632 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2633 (m68k_delegitimize_address): New function.
2635 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2638 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2641 * var-tracking.c (adjust_sets): New function.
2642 (count_with_sets, add_with_sets): Use it.
2643 (get_adjusted_src): New inline function.
2644 (add_stores): Use it.
2647 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2648 call cselib_dummy_expand_value_rtx_cb instead of
2649 cselib_expand_value_rtx_cb.
2652 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2653 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2654 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2655 and .cfi_endproc around the pic thunks.
2656 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2657 all queued unwind info register saves are saved before the call.
2658 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2659 considered as sp-=4 for unwind info and the pop as sp+=4 which
2660 also clobbers dest, but doesn't actually restore it.
2663 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2664 RTX_FRAME_RELATED_P.
2666 2010-03-09 Jie Zhang <jie@codesourcery.com>
2668 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2669 whitespaces in output template.
2671 2010-03-09 Jie Zhang <jie@codesourcery.com>
2673 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2676 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2678 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2679 builtins.exp in a separate job.
2681 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2683 * graphite-sese-to-poly.c (add_param_constraints): Use
2684 lower_bound_in_type and upper_bound_in_type.
2686 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2688 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2689 instead of unsigned_type_node.
2691 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2692 Reza Yazdani <reza.yazdani@amd.com>
2695 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2696 on pointer type parameters.
2698 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2702 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2703 handle conversions from pointer to integers.
2704 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2705 induction variable, to be able to work with code generated by CLooG.
2706 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2707 (build_poly_scop): Bail out if we cannot codegen a loop.
2709 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2711 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2712 code generation with gloog_error.
2714 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2716 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2717 Call fold_convert on all the returned values.
2718 (expand_scalar_variables_expr): Pass to
2719 expand_scalar_variables_ssa_name the type of the resulting expression.
2721 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2723 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2724 ppl_min_for_le_pointset.
2725 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2726 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2728 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2730 * graphite-dependences.c (map_into_dep_poly): Removed.
2731 (dependence_polyhedron_1): Use combine_context_id_scat.
2733 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2735 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2736 (struct poly_bb): Same.
2737 (combine_context_id_scat): New.
2739 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2742 * sese.c (name_defined_in_loop_p): Return false for default
2745 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2747 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2748 and clean up the logic.
2750 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2752 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2755 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2757 * var-tracking.c (remove_cselib_value_chains): Define only for
2759 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2760 delete_slot_part, emit_notes_for_differences_1): Don't call
2761 remove_cselib_value_chains here.
2762 (set_slot_part, emit_notes_for_differences_2): Don't call
2763 add_cselib_value_chains here.
2764 (preserved_values): New vector.
2765 (preserve_value): New function.
2766 (add_uses, add_stores, vt_add_function_parameters): Use it
2767 instead of cselib_preserve_value.
2768 (changed_values_stack): New vector.
2769 (check_changed_vars_0): New function.
2770 (check_changed_vars_1, check_changed_vars_2): Use it.
2771 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2772 changed_values_stack VALUEs.
2773 (vt_emit_notes): For all preserved_values call
2774 add_cselib_value_chains. If ENABLE_CHECKING call
2775 remove_cselib_value_chains before verifying value_chains is empty.
2776 Initialize and free changed_values_stack.
2777 (vt_initialize): Initialize preserved_values.
2778 (vt_finalize): Free preserved_values.
2780 2010-03-08 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/43269
2783 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2786 2010-03-08 Martin Jambor <mjambor@suse.cz>
2788 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2789 (ipa_is_param_called): Removed.
2790 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2791 (ipa_print_node_params): Do not print the called flag.
2792 (ipa_write_node_info): Do not stream the called flag.
2793 (ipa_read_node_info): Likewise.
2795 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2798 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2799 * cselib.c (struct expand_value_data): Add dummy field.
2800 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2802 (cselib_dummy_expand_value_rtx_cb): New function.
2803 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2805 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2806 * var-tracking.c: Include pointer-set.h.
2807 (variable): Change n_var_parts to char from int. Add
2808 cur_loc_changed and in_changed_variables fields.
2809 (variable_canonicalize): Remove.
2810 (shared_var_p): New inline function.
2811 (unshare_variable): Maintain cur_loc_changed and
2812 in_changed_variables fields. If var was in changed_variables,
2813 replace it there with new_var. Just copy cur_loc instead of
2814 resetting it to something else.
2815 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2816 (dataflow_set_union): Don't call variable_canonicalize.
2817 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2818 of their DEBUG_EXPR_TREE_DECLs.
2819 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2820 and in_changed_variables and cur_loc_changed is false.
2821 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2822 and cur_loc_changed. Don't update cur_loc here.
2823 (variable_merge_over_src): Don't call variable_canonicalize.
2824 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2825 removing loc that is equal to cur_loc, clear cur_loc,
2826 set cur_loc_changed and ensure variable_was_changed is called.
2827 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2828 compare pointers in cur_loc check, if it is equal to loc,
2829 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2830 (variable_different_p): Remove compare_current_location argument,
2831 don't compare cur_loc.
2832 (dataflow_set_different_1): Adjust variable_different_p caller.
2833 (variable_was_changed): If dv had some var in changed_variables
2834 already, reset in_changed_variables flag for it and propagate
2835 cur_loc_changed over to the new variable. On empty var
2836 always set cur_loc_changed. Set in_changed_variables on whatever
2837 var is added to changed_variables.
2838 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2839 Use shared_var_p. When removing loc that is equal to cur_loc,
2840 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2841 end, don't set it to something else, just call variable_was_changed.
2842 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2843 loc being removed, clear cur_loc and set cur_loc_changed.
2844 Set cur_loc_changed if all locations have been removed.
2845 (struct expand_loc_callback_data): New type.
2846 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2847 allocated. Always create SUBREGs if simplify_subreg failed.
2848 Prefer to use cur_loc, when that fails and still in
2849 changed_variables (and seen first time) recompute it. Set
2850 cur_loc_changed of variables which had to change cur_loc and
2851 compute elcd->cur_loc_changed if any of the subexpressions used
2852 had to change cur_loc.
2853 (vt_expand_loc): Adjust to pass arguments in
2854 expand_loc_callback_data structure.
2855 (vt_expand_loc_dummy): New function.
2856 (emitted_notes): New variable.
2857 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2858 that weren't used for any other decl in current
2859 emit_notes_for_changes call call vt_expand_loc_dummy to update
2860 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2861 first loc_chain location if NULL before. Always use just
2862 cur_loc instead of first loc_chain location. When cur_loc_changed
2863 is false, when not --enable-checking=rtl just don't emit any note.
2864 When rtl checking, compute the note and assert it is the same
2865 as previous note. Clear cur_loc_changed and in_changed_variables
2866 at the end before removing from changed_variables.
2867 (check_changed_vars_3): New function.
2868 (emit_notes_for_changes): Traverse changed_vars to call
2869 check_changed_vars_3 on each changed var.
2870 (emit_notes_for_differences_1): Clear cur_loc_changed and
2871 in_changed_variables. Recompute cur_loc of new_var.
2872 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2873 (vt_emit_notes): Initialize and destroy emitted_notes.
2875 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2877 PR rtl-optimization/42220
2878 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2879 Use verify_reg_tracked to determine if we should use OP_OUT rather
2881 (build_def_use): If we see an in-out operand for a register that we
2882 know nothing about, treat is an output if possible, fail the block if
2885 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2888 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2891 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2894 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2895 uses of relevant DEFs that are dead outside the loop too.
2897 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2899 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2901 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2903 * var-tracking.c (values_to_unmark): New variable.
2904 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2905 values_to_unmark vector. Moved body to...
2906 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2907 instead queue it into values_to_unmark vector.
2908 (vt_find_locations): Free values_to_unmark vector.
2910 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2912 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2913 (site.exp): Export them when plugins are enabled.
2915 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2918 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2920 (chrec_fold_multiply): Same.
2922 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2925 * c-decl.c (build_compound_literal): Return early if init is
2928 2010-03-04 Martin Jambor <mjambor@suse.cz>
2930 PR tree-optimization/43164
2931 PR tree-optimization/43191
2932 * tree-sra.c (type_consists_of_records_p): Reject records with
2933 zero-size bit-fields at the end.
2935 2010-03-04 Mike Stump <mikestump@comcast.net>
2937 * Makefile.in (TAGS): Remove *.y.
2939 2010-03-04 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/40761
2942 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2944 (my_rev_post_order_compute): New function.
2945 (init_pre): Call it.
2947 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2950 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2951 decrease the cost of an IV candidate when the cost is infinite.
2953 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2955 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2956 Use '3DNow!' for the extension of that name, ensure normal space
2958 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2960 2010-03-03 Jeff Law <law@redhat.com>
2962 * PR middle-end/32693
2963 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2964 than gen_rtx_SUBREG.
2965 (extract_bit_field_1): Likewise.
2967 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2969 * doc/sourcebuild.texi (Test directives): Document that arguments
2970 include-opts and exclude-opts are now optional for dg-skip-if,
2971 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2973 2010-03-03 Jason Merrill <jason@redhat.com>
2976 * cgraph.h (varpool_node): Add extra_name field.
2977 * varpool.c (varpool_extra_name_alias): New.
2978 (varpool_assemble_decl): Emit extra name aliases.
2979 (varpool_mark_needed_node): Look past an extra name alias.
2980 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2981 * lto-streamer-in.c (lto_input_tree): Read it.
2982 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2984 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2986 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2987 (sparc*-*-solaris2*): ...this.
2989 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2992 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2993 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2994 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2995 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2998 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2999 fallthrough to default handling, just with want_address 0 instead of 2.
3000 For single element lists, add_AT_loc directly, otherwise create an
3001 artificial variable DIE and stick location list to it.
3004 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3005 (VAL_EXPR_HAS_REVERSE): Define.
3006 (reverse_op): New function.
3007 (add_stores): For reversible operations add an extra MO_VAL_USE.
3009 2010-03-02 Jason Merrill <jason@redhat.com>
3011 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3013 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3015 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3016 (sparc64-*-linux*): Likewise.
3017 (sparc64-*-solaris2*): Include assembler files before linker ones.
3018 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3019 * config/sparc/gas.h: Delete.
3020 * config/sparc/sol2-64.h: Add copyright notice.
3021 * config/sparc/sol2-gas-bi.h: Likewise.
3022 * config/sparc/sol2-gld.h: Likewise.
3023 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3024 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3025 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3026 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3027 (sparc_elf_asm_named_section): Rename into...
3028 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3030 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3032 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3034 2010-03-02 Jeff Law <law@redhat.com>
3037 * reload1.c (rtx_p, substitute_stack): Declare.
3038 (substitute): Record addresses of changed rtxs.
3039 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3040 Restore the original rtx when complete.
3041 (reload): Free subsitute_stack when complete.
3043 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3045 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3046 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3048 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3049 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3050 Torture Tests): Change from subsection to section.
3052 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3053 Steven Bosscher <steven@gcc.gnu.org>
3055 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3058 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3061 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3062 the assignment from the new induction variable to the assignment
3063 of the value from the original loop PHI function.
3065 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3066 Daniel Jacobowitz <dan@codesourcery.com>
3068 * doc/sourcebuild.texi (Test directives): Clarify options to
3071 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3073 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3074 Disable cfi directives unless GCC and gas agree on using read-only
3075 .eh_frame sections for 64-bit.
3076 * configure: Regenerate.
3078 2010-03-01 Richard Guenther <rguenther@suse.de>
3080 PR tree-optimization/43220
3081 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3082 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3084 2010-03-01 Richard Guenther <rguenther@suse.de>
3085 Martin Jambor <mjambor@suse.cz>
3088 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3089 gimplified parameters.
3091 2010-03-01 Christian Bruel <christian.bruel@st.com>
3093 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3095 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3097 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3099 2010-03-01 Richard Guenther <rguenther@suse.de>
3102 * expr.c (expand_assignment): Use the alias-oracle to tell
3103 if the rhs aliases the result decl.
3105 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3108 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3109 to sol_gt_pch_get_address.
3110 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3111 64-bit, SPARC and x86.
3112 (sol_gt_pch_get_address): New function.
3114 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3116 * toplev.h (inform_n, error_n): Declare.
3117 * diagnostic.c (inform_n, error_n): New function.
3119 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3121 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3122 has no rtl yet when processing local_decls, queue it and recheck
3123 if deferred stack allocation hasn't assigned it rtl.
3125 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3127 * config/sh/sh.c (unspec_bbr_uid): New.
3128 (gen_block_redirect): Use it instead of INSN_UID.
3129 (gen_far_branch): Likewise.
3131 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3133 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3134 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3136 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3138 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3139 (Warning Options): -Wno-conversion-null is valid for
3140 Objective-C++ as well.
3141 * doc/tm.texi (Named Address Spaces): Likewise.
3142 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3143 * doc/tree-ssa.texi (Tree SSA): Likewise.
3145 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3148 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3149 by default. Don't set the default arch for
3150 i[34567]86-*-darwin*|x86_64-*-darwin*.
3152 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3155 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3156 default. Set the default 32bit/64bit archs with $with_arch
3157 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3159 2010-02-27 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/43186
3162 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3163 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3164 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3165 unroller iterations.
3167 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3169 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3170 required and i[34567]86-*-* targets don't support 64bit ISA.
3172 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3175 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3178 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3180 * config.gcc: Set the default arch at least to Prescott for
3181 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3182 if SSE math is enabled.
3184 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3186 * diagnostic.c (diagnostic_initialize): Update.
3187 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3189 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3190 (diagnostic_inhibit_notes): New.
3191 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3193 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3196 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3197 * doc/standards.texi: Likewise.
3198 * doc/extend.texi: Likewise.
3199 * doc/trouble.texi: Likewise.
3200 * doc/cppopts.texi: Likewise.
3201 * doc/install.texi: Likewise.
3202 * c.opt (std=c90,std=gnu90): New options.
3203 * c-opts.c (c_common_handle_option): Handle them.
3205 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3208 * c-decl.c (undeclared_variable): Use an informative note.
3210 2010-02-26 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/43186
3213 * gimple.h (gimple_fold): Remove.
3214 * gimple.c (gimple_fold): Remove. Inline into single user ...
3215 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3216 Try harder for conditions.
3218 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3221 * function.c (used_types_insert): Don't skip through named pointer
3222 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3223 and it is different from the main variant's type.
3225 2010-02-26 Nick Clifton <nickc@redhat.com>
3227 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3229 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3231 * config.gcc: Support --with-fpmath=sse for x86.
3233 * config/i386/ssemath.h: New.
3235 * doc/install.texi (--with-fpmath=sse): Documented.
3237 2010-02-26 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/43188
3240 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3241 vector types of over-aligned element type.
3243 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3247 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3249 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3251 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3253 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3255 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3256 * var-tracking.c: Include diagnostic.h.
3257 (debug_dv): New function.
3258 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3261 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3262 (add_value_chain, add_value_chains, remove_value_chain,
3263 remove_value_chains): Handle DEBUG_EXPRs.
3264 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3267 * regcprop.c (struct queued_debug_insn_change): New type.
3268 (struct value_data_entry): Add debug_insn_changes field.
3269 (struct value_data): Add n_debug_insn_changes field.
3270 (debug_insn_changes_pool): New variable.
3271 (free_debug_insn_changes, apply_debug_insn_changes,
3272 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3273 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3274 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3276 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3278 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3279 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3280 changes, call cprop_find_used_regs via note_stores.
3281 (copyprop_hardreg_forward): When copying vd from predecessor
3282 which has any queued DEBUG_INSN changes, make sure the pointers are
3283 cleared. At the end call df_analyze and then if there are any
3284 DEBUG_INSN changes queued at the end of some basic block for still
3285 live registers, apply them.
3286 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3288 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3290 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3293 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3295 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3296 targets. Set the default with_cpu/with_arch from arch/cpu.
3297 Allow x86-64 and native for with_cpu/with_arch.
3299 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3301 * ebitmap.c: Change calls to verify_popcount with calls to
3302 sbitmap_verify_popcount.
3303 (ebitmap_clear_bit): Fixed map->cacheindex test and
3304 map>cache update when bit clearing results in an empty
3307 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3310 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3311 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3312 and support both V2DF and V2DI modes.
3313 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3314 support both V2DF and V2DI modes.
3315 (general): Delete trailing whitespace from a few patterns.
3317 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3318 V2DF/V2DI interleave high/low builtins.
3320 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3323 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3324 interleave high/low functions.
3326 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3328 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3329 #pragma extern_prefix.
3331 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3334 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3335 BLKmode, assert op0 is a MEM and just adjust its mode.
3338 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3339 if bitpos isn't multiple of mode's bitsize.
3341 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3343 * c.opt (-ftemplate-depth=): New.
3344 (-ftemplate-depth-): Deprecate.
3345 * optc-gen.awk: Handle -ftemplate-depth=.
3346 * opth-gen.awk: Likewise.
3347 * c-opts.c (c_common_handle_option): Likewise.
3348 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3350 2010-02-24 Jason Merrill <jason@redhat.com>
3352 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3354 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3356 * cfg.c (alloc_aux_for_block): Remove inline.
3357 (alloc_aux_for_edge): Likewise.
3359 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3361 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3363 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3365 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3366 * config/i386/sol2-gas.h: New file.
3367 * config.gcc (i[34567]86-*-solaris2*): Use it.
3369 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3372 * c-typeck.c (ep_convert_and_check): New.
3373 (build_conditional_expr): Use it.
3374 (build_binary_op): Likewise.
3376 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3378 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3381 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3382 bounds even for -O+.
3383 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3384 expr needs to have DECL_NAME set.
3386 2010-02-24 Nick Clifton <nickc@redhat.com>
3388 * config/mep/mep.c: Include gimple.h.
3389 (mep_function_uses_sp): Delete unused function.
3390 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3391 parameters. Use unsigned integers to count args. Return a
3392 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3394 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3397 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3398 greater or equal to nelt instead of 2 * nelt.
3399 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3402 2010-02-23 Jason Merrill <jason@redhat.com>
3405 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3406 in cfun->local_decls even if they have register types.
3409 * stor-layout.c (place_field): Don't warn about unnecessary
3410 DECL_PACKED if the type is packed.
3412 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3415 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3416 GOTOFF relocs, even when the base reg isn't pic pointer.
3418 2010-02-23 Michael Matz <matz@suse.de>
3421 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3422 (expand_gimple_basic_block): Generate and use debug temps if there
3423 are debug uses left after the last real use of TERed ssa names.
3424 Unlink debug immediate uses when they are expanded.
3426 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3429 * config/i386/i386.c (override_options): Reorganise to provide
3430 better error messages.
3432 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3435 * graphite-scop-detection.c (create_single_exit_edge): Move
3436 the call to find_single_exit_edge to....
3437 (create_sese_edges): ...here. Don't handle multiple edges
3438 exiting the function.
3439 (build_graphite_scops): Don't handle multiple edges
3440 exiting the function.
3442 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3445 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3446 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3448 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3451 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3453 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3456 * c-typeck.c (convert_arguments): Print declaration location.
3457 * c-common.c (validate_nargs): Rename as
3458 builtin_function_validate_nargs.
3459 (check_builtin_function_arguments): Update.
3461 2010-02-22 Richard Guenther <rguenther@suse.de>
3464 * tree-inline.c (declare_return_variable): Use the type of
3465 the call stmt lhs if available.
3467 2010-02-22 Duncan Sands <baldrick@free.fr>
3469 * passes.c (register_pass): Always consider all pass lists when
3470 ref_pass_instance_number is zero.
3472 2010-02-22 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/42749
3475 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3476 parameter. Do arithmetic in the original type.
3477 (update_accumulator_with_ops): Likewise.
3478 (adjust_accumulator_values): Adjust.
3480 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3482 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3483 (QI to BLKmode splitter): New splitter.
3485 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3487 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3488 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3490 2010-02-22 Richard Guenther <rguenther@suse.de>
3492 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3494 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3496 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3497 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3498 ($(T)crti.o, $(T)crtn.o): Remove rules.
3500 2010-02-21 Tobias Burnus <burnus@net-b.de>
3503 * doc/invoke.texi (-fassociative-math): Document that this
3504 option is automatically enabled for Fortran.
3506 2010-02-20 David S. Miller <davem@davemloft.net>
3508 * configure.ac: Test if linker and assembler properly support
3509 GOTDATA_OP relocations.
3510 * configure: Rebuild.
3511 * config.in: Likewise.
3512 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3513 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3514 (movsi_high_pic): Likewise.
3515 (movdi_lo_sum_pic): Likewise.
3516 (movdi_high_pic): Likewise.
3517 (movsi_pic_gotdata_op): New pattern.
3518 (movdi_pic_gotdata_op): Likewise.
3519 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3520 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3522 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3526 attribute to ssemul.
3527 (xop_mulv2div2di3_high): Ditto.
3529 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3532 * c.opt (Wconversion-null): New option.
3533 * doc/invoke.texi (Wconversion-null): Document.
3535 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3537 * common.opt (Wlarger-than-): Add Undocumented.
3539 2010-02-19 Mike Stump <mikestump@comcast.net>
3541 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3543 2010-02-19 Jason Merrill <jason@redhat.com>
3546 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3547 * configure: Likewise.
3549 2010-02-20 Alan Modra <amodra@gmail.com>
3552 * cgraph.h (cgraph_make_decl_local): Declare.
3553 * cgraph.c (cgraph_make_decl_local): New function.
3554 (cgraph_make_node_local): Use it.
3555 * cgraphunit.c (cgraph_function_versioning): Likewise.
3556 * ipa.c (function_and_variable_visibility): Likewise.
3558 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3561 * except.c (sjlj_emit_function_enter): Don't call
3562 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3564 * rtl.h (add_reg_br_prob_note): Remove prototype.
3566 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3569 * c-common.c (conversion_warning): Remove widening conversions
3570 before checking the conversion of integers to reals.
3572 2010-02-19 Mike Stump <mikestump@comcast.net>
3575 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3578 * cgraphunit.c (process_function_and_variable_attributes): Check
3579 DECL_PRESERVE_P instead of looking up attribute "used".
3580 * ipa-pure-const.c (check_decl): Likewise.
3581 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3582 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3583 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3584 instead of attribute "used".
3585 * config/sol2-c.c (solaris_pragma_init): Likewise.
3586 (solaris_pragma_fini): Likewise.
3588 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3590 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3591 Use XCNEW instead of xcalloc.
3592 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3593 XNEW instead of xmalloc.
3594 (get_fields): Use XNEWVEC instead of xmalloc.
3597 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3598 populate vars array.
3599 (create_new_general_access): For debug stmts just reset value.
3600 (get_stmt_accesses): For accesses within debug stmts just record them
3601 using add_access_to_acc_sites instead of preventing the peeling or
3602 counting them as accesses.
3605 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3607 2010-02-19 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/42916
3610 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3613 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3615 * configure.ac: Replace all uses of changequote in macro arguments
3616 with proper quoting.
3618 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3621 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3623 2010-02-19 Richard Guenther <rguenther@suse.de>
3625 PR tree-optimization/42944
3626 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3627 test for aliasing with errno.
3629 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3632 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3633 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3634 * dojump.c: Include output.h.
3635 (inv): New inline function.
3636 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3637 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3638 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3639 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3640 argument, pass it down to other calls.
3641 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3642 add REG_BR_PROB note to the conditional jump.
3643 * cfgexpand.c (add_reg_br_prob_note): Removed.
3644 (expand_gimple_cond): Don't call it, add the probability
3645 as last argument to jumpif_1/jumpifnot_1.
3646 * Makefile.in (dojump.o): Depend on output.h.
3647 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3649 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3650 * stmt.c (do_jump_if_equal): Likewise.
3651 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3652 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3653 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3655 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3656 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3657 jumpifnot_1 callers.
3658 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3660 (store_expr): Adjust jumpifnot caller.
3661 (store_constructor): Adjust jumpif caller.
3664 * gimplify.c (gimple_boolify): For __builtin_expect call
3665 gimple_boolify also on its first argument.
3667 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3669 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3671 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3672 * configure: Regenerated.
3674 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3676 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3677 lang_hooks.types_compatible_p instead of comptypes.
3679 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3681 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3682 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3683 if __prefer_thumb__ is defined.
3685 2010-02-18 Martin Jambor <mjambor@suse.cz>
3687 PR tree-optimization/43066
3688 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3689 array with zero-sized element type.
3691 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3693 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3694 rtx, allocate struct var_loc_node here and return it to the
3695 caller, and only if it is actually needed.
3696 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3697 move it earlier and return immediately if it returns NULL.
3699 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3701 * config/sparc/gas.h: New file. Restore
3702 TARGET_ASM_NAMED_SECTION to its ELF default.
3703 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3705 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3706 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3707 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3708 after sparc/sysv4.h.
3710 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3712 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3714 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3716 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3717 patterns from predicated pattern.
3719 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3722 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3723 for insn mnemonic suffix.
3725 2010-02-17 Richard Guenther <rguenther@suse.de>
3727 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3730 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3733 * caller-save.c (save_call_clobbered_regs): If BB ends with
3734 a DEBUG_INSN, move any notes in between last real insn and the last
3735 DEBUG_INSN after the last DEBUG_INSN.
3737 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3739 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3740 Fix return type. Fix argument type. Explain meaning of return value.
3742 2010-02-16 Richard Guenther <rguenther@suse.de>
3744 PR tree-optimization/41043
3745 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3746 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3748 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3750 2010-02-16 Ira Rosen <irar@il.ibm.com>
3752 PR tree-optimization/43074
3753 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3754 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3755 vectorizable cycles in hybrid SLP check.
3756 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3758 2010-02-16 Richard Guenther <rguenther@suse.de>
3760 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3761 (true_dependence): If memrefs_conflict_p computes must-alias
3762 trust it. Move TBAA check after offset-based disambiguation.
3763 (canon_true_dependence): Likewise.
3765 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3767 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3768 * doc/invoke.texi: Document it.
3769 * var-tracking.c: Include toplev.h and params.h.
3770 (vt_find_locations): Return bool indicating success. Compute
3771 hash sizes unconditionally. Check new parameter, report.
3772 (variable_tracking_main_1): Check vt_find_locations results and
3773 retry. Renamed from...
3774 (variable_tracking_main): ... this. New wrapper to preserve
3775 flag_var_tracking_assignments.
3776 * Makefile.in (var-tracking.o): Adjust dependencies.
3778 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3779 Jakub Jelinek <jakub@redhat.com>
3782 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3783 if weak_import attribute is present.
3784 * config/darwin.c (machopic_select_section): Likewise.
3786 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3788 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3789 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3790 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3791 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3793 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3796 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3799 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3800 Rewrite text to refer to the names.
3802 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3804 * config/i386/i386-builtin-types.def
3805 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3806 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3807 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3808 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3809 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3810 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3811 IX86_BUILTIN_VPERMIL2PS256.
3812 (MULTI_ARG_4_DF2_DI_I): Defined.
3813 (MULTI_ARG_4_DF2_DI_I1): Defined.
3814 (MULTI_ARG_4_SF2_SI_I): Defined.
3815 (MULTI_ARG_4_SF2_SI_I1): Defined.
3816 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3817 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3818 __builtin_ia32_vpermil2ps256.
3819 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3820 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3821 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3822 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3823 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3824 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3825 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3826 CODE_FOR_xop_vpermil2v8sf3.
3827 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3828 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3829 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3830 (_mm256_permute2_pd): New.
3831 (_mm_permute2_ps): New.
3832 (_mm256_permute2_ps): New.
3834 2010-02-15 Nick Clifton <nickc@redhat.com>
3836 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3837 boolean parameters. Use emit_jump_insn when emitting a pop
3838 instruction containing a return insn.
3839 (push): Use 'true' rather than '1' as second parameter to F.
3840 (h8300_expand_prologue): Likewise.
3841 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3842 (h8300_expand_epilogue): Likewise.
3844 2010-02-15 Richard Guenther <rguenther@suse.de>
3847 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3850 2010-02-15 Nick Clifton <nickc@redhat.com>
3852 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3855 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3857 * intl.c (fake_ngettext): New function.
3858 * intl.h (fake_ngettext): Declare.
3859 (ngettext): Define macro.
3860 * collect2.c (notice_translated): New function.
3861 (main): Use notice_translated and ngettext.
3862 * collect2.h (notice_translated): Declare.
3864 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3866 * reorg.c (delete_computation): Comment fixes.
3867 * caller-save.c (setup_save_areas): Idem.
3868 * sel-sched-dump.c (dump_lv_set): Idem.
3871 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3873 * config/s390/s390.c (s390_sched_init): New function.
3874 (TARGET_SCHED_INIT): Target hook defined.
3876 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3877 Jack Howarth <howarth@bromo.med.uc.edu>
3878 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3881 Partial revert of unintended change in fix for PR41605.
3882 * config/darwin.h: Fix typo.
3883 * config/darwin9.h: Same.
3885 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3887 * c-pch.c (pch_init): Clear v.
3889 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3892 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3893 graphite_can_represent_init for MULT_EXPR.
3895 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3899 * graphite-sese-to-poly.c (remove_phi): New.
3900 (translate_scalar_reduction_to_array): Call remove_phi.
3902 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3905 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3906 * graphite-clast-to-gimple.h (gloog): Update declaration.
3907 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3908 * graphite-poly.h (struct poly_bb): Add missing comments.
3909 (struct scop): Add poly_scop_p field.
3911 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3912 * graphite.c (graphite_transform_loops): Build the polyhedral
3913 representation for each scop before code generation.
3914 * sese.c (rename_variables_in_operand): Removed.
3915 (rename_variables_in_expr): Return the renamed expression.
3916 (rename_sese_parameters): New.
3917 * sese.h (rename_sese_parameters): Declared.
3919 2010-02-11 Richard Guenther <rguenther@suse.de>
3921 PR tree-optimization/42998
3922 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3923 POINTER_PLUS_EXPR properly.
3925 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3926 Changpeng Fang <changpeng.fang@amd.com>
3929 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3930 the cost of an IV candidate when the IV is used in a test against zero.
3932 * gcc.dg/tree-ssa/ivopts-3.c: New.
3934 2010-02-11 Richard Guenther <rguenther@suse.de>
3937 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3938 pointer-vs-decl case by swapping refs. Handle some cases
3939 of pointer-vs-decl disambiguations more conservatively.
3940 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3941 to false after expanding.
3943 2010-02-11 Richard Guenther <rguenther@suse.de>
3946 * gcc.c (process_command): Handle LTO file@offset case more
3949 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3951 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3952 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3954 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3956 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3957 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3958 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3959 Optimize eq/ne comparisons when both arguments are known to be
3961 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3962 Don't mask operands unnecessarily if they are known to be already
3965 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3967 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3970 2010-02-10 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/43017
3973 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3974 for wrapping signed arithmetic.
3976 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3979 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3980 if no debug info should be emitted for it.
3982 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3984 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3985 note when flag_exceptions is set.
3987 2010-02-10 Duncan Sands <baldrick@free.fr>
3989 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3991 2010-02-10 Richard Guenther <rguenther@suse.de>
3994 * tree.c (get_unwidened): Handle constants.
3995 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3997 2010-02-10 Martin Jambor <mjambor@suse.cz>
4000 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4001 check for variable argument counts independently.
4003 2010-02-10 Christian Bruel <christian.bruel@st.com>
4006 * config/sh/sh.c (find_barrier): Increase length for non delayed
4007 conditional branches.
4009 2010-02-10 Christian Bruel <christian.bruel@st.com>
4011 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4013 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4015 * builtins.c (set_builtin_user_assembler_name): Also handle
4016 ffs if int is smaller than word.
4018 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4021 * ira-conflicts.c (get_dup): Remove.
4022 (process_reg_shuffles): Add new parameter. Use it as an
4023 additional guard for copy generation.
4024 (add_insn_allocno_copies): Rewrite.
4026 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4028 * common.opt (fsched2-use-traces): Preserved for backward
4030 * doc/invoke.texi: Remove the documentation about option
4031 -fsched2-use-traces.
4032 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4033 flag_sched2_use_traces.
4034 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4035 the backward compatibility flag section.
4037 2010-02-09 Richard Guenther <rguenther@suse.de>
4039 PR tree-optimization/43008
4040 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4041 make HEAP variables initialized from global memory if they
4042 are not known builtin functions.
4043 (find_func_aliases): Adjust.
4045 2010-02-09 Richard Guenther <rguenther@suse.de>
4047 PR tree-optimization/43000
4048 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4049 arithmetic manually.
4051 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4053 PR tree-optimization/42931
4054 * tree-loop-linear.c (try_interchange_loops): Don't call
4055 double_int_mul if estimated_loop_iterations failed.
4057 2010-02-08 Martin Jambor <mjambor@suse.cz>
4060 * tree-sra.c (build_accesses_from_assign): Do not mark in
4061 should_scalarize_away_bitmap if stmt has volatile ops.
4062 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4065 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4067 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4069 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4071 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4074 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4077 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4079 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4082 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4083 to unknown_dependence.
4084 (graphite_legal_transform_dr): Handle the unknown_dependence.
4085 (graphite_carried_dependence_level_k): Same.
4087 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4089 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4091 2010-02-07 Richard Guenther <rguenther@suse.de>
4094 * expr.c (get_inner_reference): Always initialize *pbitsize.
4096 2010-02-07 Richard Guenther <rguenther@suse.de>
4099 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4100 new ARRAY_REFs on variable size element or minimal index arrays.
4102 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4103 gimple_fold_indirect_ref.
4105 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4108 * arm.c (arm_override_options): Just return if the user has specified
4109 an invalid fpu name.
4111 2010-02-03 Jason Merrill <jason@redhat.com>
4114 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4115 i386_pe_maybe_record_exported_symbol.
4117 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4120 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4121 (pa_delegitimize_address): New function.
4123 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4125 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4126 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4128 2010-02-05 Richard Guenther <rguenther@suse.de>
4131 * lto-streamer-in.c (get_resolution): Deal with references
4132 to undefined functions.
4134 2010-02-05 Richard Guenther <rguenther@suse.de>
4136 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4137 (fold_const_aggregate_ref): Likewise.
4138 (ccp_fold_stmt): Substitute loads.
4139 (maybe_fold_reference): Verify types before substituting.
4141 (fold_gimple_assign): Unshare properly.
4142 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4144 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4146 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4147 for rs6000_gen_cell_microcode.
4149 2010-02-04 Richard Guenther <rguenther@suse.de>
4151 PR rtl-optimization/42952
4152 * dse.c (const_or_frame_p): Remove MEM handling.
4154 2010-02-04 Nick Clifton <nickc@redhat.com>
4156 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4157 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4158 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4159 (mn10300_asm_output_mi_thunk): New function.
4160 (mn10300_can_output_mu_thunk): New function.
4161 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4162 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4163 (FUNCTION_ARG): Delete incorrect comment.
4165 2010-02-03 Jason Merrill <jason@redhat.com>
4168 * fold-const.c (operand_equal_p): Handle erroneous types.
4170 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4172 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4174 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4176 PR rtl-optimization/42941
4177 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4180 2010-02-03 Jason Merrill <jason@redhat.com>
4183 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4185 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4188 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4189 (cselib_reset_table): Renamed from...
4190 (cselib_reset_table_with_next_value): ... this.
4191 (cselib_get_next_uid): Renamed from...
4192 (cselib_get_next_unknown_value): ... this.
4193 * cselib.c (next_uid): Renamed from...
4194 (next_unknown_value): ... this.
4195 (cselib_clear_table): Adjust.
4196 (cselib_reset_table): Adjust. Renamed from...
4197 (cselib_reset_table_with_next_value): ... this.
4198 (cselib_get_next_uid): Adjust. Renamed from...
4199 (cselib_get_next_unknown_value): ... this.
4200 (get_value_hash): Use hash.
4201 (cselib_hash_rtx): Likewise.
4202 (new_cselib_val): Adjust. Set and dump uid.
4203 (cselib_lookup_mem): Pass next_uid as hash.
4204 (cselib_subst_to_values): Likewise.
4205 (cselib_log_lookup): Dump uid.
4206 (cselib_lookup): Pass next_uid as hash. Adjust.
4207 (cselib_process_insn): Adjust.
4208 (cselib_init): Initialize next_uid.
4209 (cselib_finish): Adjust.
4210 (dump_cselib_table): Likewise.
4211 * dse.c (canon_address): Dump value uid.
4212 * print-rtl.c (print_rtx): Print value uid.
4213 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4215 (dv_uid): New function, sort of renamed from...
4216 (dv_htab_hash): ... this, reimplemented in terms of it and...
4217 (dv_uid2hash): ... this. New.
4218 (variable_htab_eq): Drop excess assertions.
4219 (tie_break_pointers): Removed.
4220 (canon_value_cmp): Compare uids.
4221 (variable_post_merge_New_vals): Print uids.
4222 (vt_add_function_parameters): Adjust.
4223 (vt_initialize): Reset table. Adjust.
4225 2010-02-03 Richard Guenther <rguenther@suse.de>
4227 PR tree-optimization/42944
4228 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4229 (call_may_clobber_ref_p_1): Likewise. Properly handle
4230 malloc and calloc clobbering errno.
4232 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4234 * doc/invoke.texi: Fix name of sched1 dump.
4236 * opts.c (decode_options): Set flag_tree_switch_conversion
4237 only conditionally on optimize >= 2.
4239 * gcse.c: Assorted comment fixes in pass description.
4241 2010-02-03 Anthony Green <green@moxielogic.com>
4243 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4244 nop padding in order to maintain alignment of storage location of
4245 target function address.
4246 (moxie_trampoline_init): Store target function address at newly
4248 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4250 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4252 2010-02-03 Richard Guenther <rguenther@suse.de>
4255 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4257 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4259 * config.gcc: Reenable check for obsolete targets.
4260 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4261 mips-sgi-irix6.[0-4]*.
4263 2010-02-02 Nick Clifton <nickc@redhat.com>
4265 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4266 constant size of 4 as being the same as 0.
4267 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4268 can take values in the range 0..4.
4270 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4273 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4274 as _darwin10_Unwind_FindEnclosingFunction().
4275 * libgcc-libsystem.ver: New.
4277 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4280 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4281 implicitly set registers.
4283 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4285 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4286 (arm_override_options): Allow automatic selection of the thread
4287 pointer register if thumb2.
4288 (legitimize_pic_address): Improve code sequences for Thumb2.
4289 (arm_call_tls_get_addr): Likewise.
4290 (legitimize_tls_address): Likewise.
4291 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4292 (pic_load_addr_32bit): ... this. New named pattern.
4293 * thumb2.md (pic_load_addr_thumb2): Delete.
4294 (pic_load_dot_plus_four): Delete.
4295 (tls_load_dot_plus_four): New named pattern.
4297 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4300 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4301 Document fix for TLS bug.
4303 2010-01-31 Richard Guenther <rguenther@suse.de>
4305 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4306 conservatively correct.
4308 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4312 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4314 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4316 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4318 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4320 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4322 * config.gcc: Adjust order of makefile fragments for mingw targets.
4324 2010-01-31 Richard Guenther <rguenther@suse.de>
4327 * gimplify.c (gimplify_init_constructor): For volatile LHS
4328 initialize a temporary.
4330 2010-01-31 Matthias Klose <doko@ubuntu.com>
4332 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4334 * configure: Regenerate.
4336 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4338 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4339 the same alias set and their sizes different constantness.
4340 (aliasing_component_refs_p): Revert 2009-10-24 change.
4342 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4344 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4347 2010-01-29 Richard Guenther <rguenther@suse.de>
4349 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4350 Assert we successfully updated the call.
4352 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4354 PR rtl-optimization/42889
4355 * df.h (df_set_bb_dirty_nonlr): New prototype.
4356 * df-core.c (df_set_bb_dirty_nonlr): New function.
4357 * df-scan.c (df_insn_rescan): Call it instead of
4358 df_set_bb_dirty for DEBUG_INSNs.
4360 2010-01-29 Richard Guenther <rguenther@suse.de>
4363 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4364 quadratic behavior in most cases.
4366 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4370 in the call to gen_x86_movsicc_0_m1.
4372 2010-01-28 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/42871
4375 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4377 2010-01-28 Richard Guenther <rguenther@suse.de>
4379 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4380 into call arguments.
4382 2010-01-28 Richard Guenther <rguenther@suse.de>
4385 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4386 the forwarder if the destination is an EH landing pad.
4388 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4390 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4391 block list passed to gimple_duplicate_sese_tail.
4392 (parallelize_loops): Avoid parallelization when the function
4394 Avoid parallelization when the preheader is IRREDUCIBLE.
4395 Try to optimize when estimated_loop_iterations_int is unresolved.
4396 Add the loop's location to the dump file.
4397 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4398 (gimple_duplicate_sese_tail): Remove the check for the latch.
4399 Redirect nexits to the exit block.
4400 Remove handling of the incoming edges to the latch.
4401 Redirect the backedge from the copied latch to the exit bb.
4403 2010-01-28 Michael Matz <matz@suse.de>
4406 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4407 Wrap force_reg into a sequence, emit it before user.
4409 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4411 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4413 (arm_legacy_rev): Likewise.
4414 (thumb_legacy_rev): Likewise.
4416 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4418 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4419 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4420 on MEM's address failed, try avoid_constant_pool_reference and
4421 recurse if it returned something different.
4422 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4423 address, try avoid_constant_pool_reference and recurse if it
4424 returned something different.
4425 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4426 address and avoid_constant_pool_reference returned something
4427 different, don't set have_address.
4429 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4432 * var-tracking.c (val_store): Add modified argument, obey it.
4434 (count_uses): Move down logging of main.
4435 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4436 don't need resolution.
4437 (emit_notes_in_bb): Likewise.
4439 2010-01-27 Richard Guenther <rguenther@suse.de>
4442 * tree-inline.c (remap_decl): Delay remapping of SSA name
4443 default definitions until we need them.
4445 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4447 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4448 (rs6000_delegitimize_address): New function.
4450 * config/s390/s390.c (s390_delegitimize_address): Call
4451 delegitimize_mem_from_attrs.
4454 * tree-inline.c (cannot_copy_type_1): Removed.
4455 (copy_forbidden): Don't forbid copying of functions containing
4456 records/unions with variable length fields.
4458 2010-01-27 Christian Bruel <christian.bruel@st.com>
4462 * config/sh/sh.c (find_barrier): Increase length for non delayed
4463 conditional branches.
4465 2010-01-27 Matthias Klose <doko@ubuntu.com>
4467 * configure.ac (gnu-unique-object): Fix ldd version check.
4468 * configure: Regenerate.
4470 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4472 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4474 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4475 Test for HAVE_GNU_AS value.
4477 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4479 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4480 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4481 INT64_TYPE): Define.
4482 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4483 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4484 INT_LEAST64_TYPE): Define.
4485 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4486 UINT_LEAST64_TYPE): Define.
4487 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4488 INT_FAST64_TYPE): Define.
4489 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4490 UINT_FAST64_TYPE): Define.
4491 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4492 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4493 (SIG_ATOMIC_TYPE): Define.
4495 2010-01-26 Richard Guenther <rguenther@suse.de>
4497 * df-scan.c (df_scan_set_bb_info): Remove assert.
4498 (df_insn_rescan_debug_internal): Merge asserts.
4499 (df_install_ref): Likewise.
4500 (df_mark_reg): Use bitmap_set_range.
4501 (df_hard_reg_used_p): Remove assert.
4502 (df_hard_reg_used_count): Likewise.
4504 2010-01-26 Richard Guenther <rguenther@suse.de>
4506 PR rtl-optimization/42685
4507 * web.c (web_main): Ignore DEBUG_INSNs.
4509 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4511 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4513 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4514 Fix types of fndecl and arglist parameters.
4516 2010-01-26 Richard Guenther <rguenther@suse.de>
4519 * tree-eh.c (unsplit_eh): Skip debug insns.
4521 2010-01-26 Richard Guenther <rguenther@suse.de>
4523 PR tree-optimization/42250
4524 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4526 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4529 * omp-low.c (expand_omp_sections): Only use single_pred if
4530 l2_bb is single_pred_p.
4532 2010-01-25 Christian Bruel <christian.bruel@st.com>
4535 * config/sh/sh.c (find_barrier): Increase length for non delayed
4536 conditional branches.
4537 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4539 2010-01-24 David S. Miller <davem@davemloft.net>
4541 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4542 define if not using GAS.
4543 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4544 Likewise. Delete SECTION_MERGE code, which is only applicable
4547 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4550 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4551 mangling of va_list in system headers.
4553 2010-01-23 Toon Moene <toon@moene.org>
4555 * tree-predcom.c (combine_chains): Return NULL, not false.
4557 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4559 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4560 initialization of variable res to agree with return type.
4562 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4564 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4565 * tree-sra.c: Add include of expr.h.
4567 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4569 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4570 insert the debug stmt on the single non-EH edge from the stmt.
4572 2010-01-22 Richard Henderson <rth@redhat.com>
4575 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4576 the RHS until after generate_subtree_copies has insertted its
4577 code before the current statement.
4579 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4581 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4583 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4585 2010-01-21 Martin Jambor <mjambor@suse.cz>
4587 PR tree-optimization/42585
4588 * tree-sra.c (struct access): New field grp_total_scalarization.
4589 (dump_access): Dump the new field.
4590 (should_scalarize_away_bitmap): New variable.
4591 (cannot_scalarize_away_bitmap): Likewise.
4592 (sra_initialize): Allocate new bitmaps.
4593 (sra_deinitialize): Free new bitmaps.
4594 (create_access_1): New function.
4595 (create_access): Parts moved to create_access_1.
4596 (type_consists_of_records_p): New function.
4597 (completely_scalarize_record): Likewise.
4598 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4599 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4600 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4602 (analyze_all_variable_accesses): Completely scalarize small eligible
4605 2010-01-21 Martin Jambor <mjambor@suse.cz>
4607 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4609 2010-01-21 Andrew Haley <aph@redhat.com>
4611 * gcc.c (process_command): Move lang_specific_driver before
4612 setting cc_libexec_prefix.
4614 2010-01-21 Richard Guenther <rguenther@suse.de>
4617 * fold-const.c (negate_expr_p): Pretend only negative
4618 real constants are easily negatable.
4620 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4621 Jason Merrill <jason@redhat.com>
4623 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4624 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4625 * calls.c (initialize argument_information): Handle it.
4626 * c-common.c (handle_transparent_union_attribute): Use new name.
4627 * c-decl.c (finish_struct): Ditto.
4628 * c-typeck.c (type_lists_compatible_p): Ditto.
4629 (convert_for_assignment): Use new name and also handle record.
4630 * function.c (aggregate_value_p): Handle it.
4631 (pass_by_reference): Ditto.
4632 (assign_parm_data_types): Ditto.
4633 * print-tree.c (print_node): Ditto.
4634 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4635 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4636 * tree.c (first_field): New fn.
4638 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4641 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4642 even when linking statically, for now.
4644 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4647 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4648 without a cselib val.
4649 (count_uses): Accept MO_VAL_SET with no val on stores.
4650 (add_stores): Likewise.
4652 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4654 * var-tracking.c (check_value_val): Add a compile time assertion.
4655 (dv_is_decl_p): Simplify.
4656 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4657 gcc_assert if ENABLE_CHECKING.
4659 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4662 * var-tracking.c: Include tree-flow.h.
4663 (mem_dies_at_call): New.
4664 (dataflow_set_preserve_mem_locs): Use it.
4665 (dataflow_set_remove_mem_locs): Likewise.
4666 (dump_var): Renamed from dump_variable. Adjust all callers.
4667 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4668 * Makefile.in (var-tracking.o): Adjust deps.
4670 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4672 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4674 2010-01-20 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/42717
4677 * tree-ssa-dce.c (get_live_post_dom): Remove.
4678 (forward_edge_to_pdom): Take an arbitrary edge to copy
4679 degenerate PHI args from.
4680 (remove_dead_stmt): Use the first post-dominator even if it
4681 does not contain live statements as redirection destination.
4683 2010-01-20 Richard Guenther <rguenther@suse.de>
4685 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4687 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4689 * sel-sched.c (create_speculation_check): Remove set but not used
4691 (try_transformation_cache): Remove set but not used variable ds.
4692 (calculate_privileged_insns): Remove set but not used variables
4693 cur_insn and min_spec_insn.
4694 (find_best_expr): Remove set but not used variable avail_n.
4695 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4697 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4699 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4700 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4703 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4706 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4707 cpu types. Add support for *-sse3 cpu types.
4708 (x86_64-*-*): Ditto.
4710 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4713 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4714 argument, call initializer_constant_valid_p_1 instead of
4715 initializer_constant_valid_p, pass CACHE to it, return NULL
4716 immediately if first call returns NULL.
4717 (initializer_constant_valid_p_1): New function.
4718 (initializer_constant_valid_p): Use it.
4720 2010-01-20 Thomas Quinot <quinot@adacore.com>
4722 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4724 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4726 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4727 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4728 (loc_list_from_tree): Don't handle unsigned division. Handle
4729 signed modulo using DW_OP_{over,over,div,mul,minus}.
4730 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4731 modulo instead of signed.
4733 2010-01-20 DJ Delorie <dj@redhat.com>
4735 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4737 (h8300_emit_stack_adjustment): Propogate it.
4739 (h8300_expand_prologue): Likewise.
4740 (h8300_expand_epilogue): Likewise.
4742 2010-01-19 Michael Matz <matz@suse.de>
4744 PR tree-optimization/41783
4745 * tree-data-ref.c (toplevel): Include flags.h.
4746 (dump_data_dependence_relation): Also dump the inputs if the
4747 result will be unknown.
4748 (split_constant_offset_1): Look through some conversions.
4749 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4750 the offset from last element is too large.
4751 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4752 (reassociate_to_the_same_stmt): Handle vector registers.
4753 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4755 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4756 wide_prolog_niters argument, emit widening instructions.
4757 (vect_do_peeling_for_alignment): Adjust caller, use widened
4758 variant of the iteration cound.
4759 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4761 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4764 * config/arm/neon-testgen.m (emit_automatics): New parameter
4765 features. Adjust for Fixed_return_reg feature.
4766 (test_intrinsic): Call emit_automatics with new feature.
4767 * config/arm/neon.ml: Update copyright years.
4768 (features): New Fixed_return_reg feature.
4769 (ops): Update feature for Vget_low.
4771 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4773 PR tree-optimization/42719
4774 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4778 * fwprop.c (all_uses_available_at): Return false if def_set dest
4779 is a REG that is used in def_insn.
4781 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4783 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4785 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4788 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4790 * target.h (struct gcc_target) <secondary_reload>: Change type
4791 of last argument to secondary_reload_info *.
4793 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4796 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4797 memory references with unaligned offsets. Remove CQImode handling.
4798 (unaligned_memory_operand): Return 1 for memory references with
4799 unaligned offsets. Remove CQImode handling.
4801 2010-01-18 Richard Guenther <rguenther@suse.de>
4804 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4807 2010-01-18 Richard Guenther <rguenther@suse.de>
4809 PR tree-optimization/42781
4810 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4811 restrict processing only if the original variable was artificial.
4813 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4815 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4816 find number of popped argument bytes.
4818 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4819 Fix the text that describes the return value for invalid insns.
4821 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4823 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4824 Clarify what 'cost of the -dependence' is. Fix quoting.
4826 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4827 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4829 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4831 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4832 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4834 2010-01-17 Richard Guenther <rguenther@suse.de>
4837 * function.c (split_complex_args): Take a VEC to modify.
4838 (assign_parms_augmented_arg_list): Build a VEC instead of
4839 a chain of PARM_DECLs.
4840 (assign_parms_unsplit_complex): Take a VEC of arguments.
4841 Do not fixup unmodified parms.
4842 (assign_parms): Deal with the VEC.
4843 (gimplify_parameters): Likewise.
4845 2010-01-17 Richard Guenther <rguenther@suse.de>
4847 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4848 node existence check.
4849 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4850 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4851 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4852 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4853 (gimple_execute_on_growing_pred): Likewise.
4855 2010-01-17 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/42773
4858 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4859 (compute_antic_aux): Likewise.
4860 (compute_partial_antic_aux): Likewise.
4862 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4865 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4868 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4870 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4873 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4874 Fix markup for strict argument.
4876 (TARGET_SCHED_REORDER2): Fix argument types.
4878 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4879 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4881 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4882 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4884 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4887 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4888 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4889 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4890 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4891 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4893 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4895 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4897 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4898 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4900 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4902 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4905 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4907 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4908 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4910 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4912 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4914 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4915 referring to it. Fix language.
4917 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4919 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4921 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4923 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4925 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4926 '@var{stream}. Remove stray 'and'.
4928 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4930 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4932 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4934 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4935 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4937 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4938 Fix description of return value.
4939 Rename argument "sz" to "len."
4941 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4942 Clarify meaning of 'true' return value.
4944 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4946 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4947 rep_mode versus mode_rep.
4949 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4951 (TARGET_BUILTIN_DECL): Fix name.
4953 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4955 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4957 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4959 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4961 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4963 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4966 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4967 Rename argument tm_fn to md_fn.
4969 (TARGET_OPTION_PRINT): Fix argument list.
4971 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4974 * config/i386/i386.c (ix86_fixup_binary_operands):
4975 Revert FMA4 fixup of operands.
4977 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4980 * Makefile.in (write_entries_to_file, install-plugin):
4981 Use \012 instead of \n with tr.
4983 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4985 * configure.ac (HAVE_AS_REF): New C macro.
4986 * configure: Regenerate.
4987 * config.in: Likewise.
4988 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4990 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4993 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4995 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4997 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4999 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5001 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5003 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5005 (TARGET_BINDS_LOCAL_P): Fix argument type.
5007 (TARGET_ASM_FILE_END): Use prototype.
5009 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5011 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5013 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5015 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5017 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5018 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5020 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5021 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5023 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5024 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5025 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5026 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5028 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5030 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5032 (TARGET_INIT_BUILTINS): Use prototype.
5034 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5035 Put 'const char *' in braces. Fix parameter types.
5036 (TARGET_INVALID_CONVERSION): Fix parameter types.
5037 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5038 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5040 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5043 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5045 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5047 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5049 * doc/tm.texi (TARGET_HELP): Fix return type.
5051 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5052 in braces. Fix argument types.
5054 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5056 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5058 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5060 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5061 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5063 (TARGET_MANGLE_TYPE): Fix argument types.
5065 (TARGET_IRA_COVER_CLASSES): Use prototype.
5067 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5069 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5071 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5073 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5075 (TARGET_CALLEE_COPIES): Fix argument types.
5077 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5079 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5081 (TARGET_FUNCTION_VALUE): Fix argument types.
5083 (TARGET_RETURN_IN_MSB): Fix argument type.
5085 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5087 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5089 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5091 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5092 agree with return type.
5094 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5096 2010-01-15 Jing Yu <jingyu@google.com>
5098 PR rtl-optimization/42691
5099 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5100 a pseudo to a constant and are merged, and adjust comments.
5102 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5104 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5106 2010-01-15 Richard Guenther <rguenther@suse.de>
5109 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5110 labels of computed or non-local gotos to the destination.
5111 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5112 landing pad label is the first label.
5114 2010-01-15 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5118 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5121 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5122 to allow generation of the xssqrtdp instruction on power7.
5123 (sqrtdf2_fpr): Ditto.
5125 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5128 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5129 functions with noreturn attribute.
5132 * varasm.c (declare_weak): Add weak attribute to decl if it
5133 doesn't have one already.
5134 (assemble_external): Only add decls to weak_decls if they also
5135 have weak attribute.
5137 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5139 * var-tracking.c (var_reg_delete): Don't delete the association
5140 between REGs and values or one-part variables if the register
5143 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5146 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5147 because its first operand is a non-localized variable.
5149 2010-01-14 Martin Jambor <mjambor@suse.cz>
5151 PR tree-optimization/42706
5152 * tree-sra.c (encountered_recursive_call): New variable.
5153 (encountered_unchangable_recursive_call): Likewise.
5154 (sra_initialize): Initialize both new variables.
5155 (callsite_has_enough_arguments_p): New function.
5156 (scan_function): Call decl and flags check only for IPA-SRA, check
5157 whether there is a recursive call and whether it has enough arguments.
5158 (all_callers_have_enough_arguments_p): New function.
5159 (convert_callers): Look for recursive calls only when
5160 encountered_recursive_call is set.
5161 (ipa_early_sra): Bail out either if
5162 !all_callers_have_enough_arguments_p or
5163 encountered_unchangable_recursive_call.
5165 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5167 * sel-sched.c: Add 2010 to copyright years.
5168 * sel-sched-ir.c: Likewise.
5169 * sel-sched-ir.h: Likewise.
5171 2010-01-14 Martin Jambor <mjambor@suse.cz>
5173 PR tree-optimization/42714
5174 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5175 constructors specially.
5177 2010-01-14 Andi Kleen <ak@linux.intel.com>
5179 * config/i386/drivers-i386.c (detect_caches_intel):
5180 Add l2sizekb parameter and fill in.
5181 (host_detect_local_cpu): Add l2sizekb, fill in.
5182 Add Atom small cache heuristic.
5184 2010-01-14 Andi Kleen <ak@linux.intel.com>
5186 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5187 Add level3 parameter and fill in.
5188 (detect_caches_intel): Handle level3 cache.
5190 2010-01-14 Andi Kleen <ak@linux.intel.com>
5192 * config/i386/drivers-i386.c (host_detect_local_cpu):
5193 Fix core duo detection.
5195 2010-01-14 Andi Kleen <ak@linux.intel.com>
5197 * config/i386/drivers-i386.c (host_detect_local_cpu):
5200 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5202 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5203 (rs6000_variable_issue_1): this. Use...
5204 (rs6000_variable_issue): here. Reimplement. Print debug info.
5206 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5208 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5209 sel_restore_notes. Update all callers. Call reemit_notes
5212 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5214 PR rtl-optimization/42246
5215 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5218 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5220 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5221 all successors is the same as number of successors in current region.
5223 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5225 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5226 to rename is not separable. Otherwise check that its LHS is not NULL.
5228 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5230 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5232 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5234 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5235 available registers when failed to discover LHS register class.
5236 Fix indentation. Update comment.
5238 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5239 Alexander Monakov <amonakov@ispras.ru>
5241 PR rtl-optimization/42389
5242 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5244 (advance_state_on_fence): Likewise.
5245 (sel_target_adjust_priority): Print debug output only when
5246 sched_verbose >= 4, not 2.
5247 (get_expr_cost): Do not issue all unique insns on the next cycle.
5248 (fill_insns): Initialize can_issue_more from the value saved
5250 * sel-sched-ir.c (flist_add): New parameter issue_more.
5251 Init FENCE_ISSUE_MORE with it.
5252 (merge_fences): Likewise.
5253 (init_fences): Update call to flist_add.
5254 (add_to_fences, add_clean_fence_to_fences)
5255 (add_dirty_fence_to_fences): Likewise.
5256 (move_fence_to_fences): Update call to merge_fences.
5257 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5259 * sel-sched-ir.h (struct _fence): New field issue_more.
5260 (FENCE_ISSUE_MORE): New accessor macro.
5262 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5264 PR rtl-optimization/42388
5265 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5266 that have no predecessors nor successors. Do not call move_bb_info
5267 for empty blocks outside of current region.
5269 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5271 PR rtl-optimization/42294
5272 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5273 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5274 originators' originators.
5276 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5278 PR rtl-optimization/39453
5279 PR rtl-optimization/42246
5280 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5282 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5284 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5285 Alexander Monakov <amonakov@ispras.ru>
5288 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5289 (maybe_tidy_empty_bb): ... here. Make static. Add new
5290 argument. Update all callers.
5291 (tidy_control_flow): ... and here. Recompute topological order
5292 of basic blocks in region if necessary.
5293 (sel_redirect_edge_and_branch): Change return type. Return true
5294 if topological order might have been invalidated.
5295 (purge_empty_blocks): Export and move from...
5296 * sel-sched.c (purge_empty_blocks): ... here.
5297 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5298 (maybe_tidy_empty_bb): Delete prototype.
5299 (purge_empty_blocks): Declare.
5301 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5303 PR rtl-optimization/42249
5304 * sel-sched.c (try_replace_dest_reg): When chosen register
5305 and original register is the same, do not bail out early, but
5306 still check all original insns for validity of replacing destination
5307 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5310 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5313 Port from no-undefined-overflow branch:
5314 2009-03-09 Richard Guenther <rguenther@suse.de>
5316 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5318 2010-01-14 Richard Guenther <rguenther@suse.de>
5321 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5323 2010-01-14 Ira Rosen <irar@il.ibm.com>
5325 PR tree-optimization/42709
5326 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5327 as scalar type in creation of constant vector operand.
5329 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5332 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5333 (check-parallel-%): Match `testsuite' directory component only
5336 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5338 PR translation/39521
5339 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5342 2010-01-13 Richard Guenther <rguenther@suse.de>
5344 PR tree-optimization/42730
5345 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5348 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5351 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5352 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5355 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5357 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5358 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5359 ___umulsi3_highpart.
5361 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5362 rather than schedule_insns if the pass is enabled.
5364 2010-01-13 Martin Jambor <mjambor@suse.cz>
5366 PR tree-optimization/42704
5367 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5370 2010-01-13 Martin Jambor <mjambor@suse.cz>
5372 PR tree-optimization/42703
5373 * tree-sra.c (analyze_access_subtree): Check that we can build a
5374 reference to the original data within the aggregate.
5376 2010-01-13 Richard Guenther <rguenther@suse.de>
5378 PR tree-optimization/42705
5379 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5381 2010-01-13 Richard Guenther <rguenther@suse.de>
5384 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5386 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5389 * var-tracking.c (values_to_unmark): New variable.
5390 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5391 values_to_unmark vector. Moved body to...
5392 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5393 instead queue it into values_to_unmark vector.
5394 (vt_find_locations): Free values_to_unmark vector.
5396 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5398 * config/s390/s390.c (override_options): Set
5399 default of max-pending-list-length to 256
5401 2010-01-13 Richard Guenther <rguenther@suse.de>
5404 * tree-pass.h (PROP_gimple_lcx): New.
5405 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5406 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5407 before the final cleanup_eh.
5408 (dump_properties): Dump PROP_gimple_lcx.
5409 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5410 (tree_lower_complex_O0): Remove.
5411 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5412 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5413 tree_lower_complex, schedule TODO_update_ssa.
5414 * lto-streamer-out.c (output_function): Stream the functions
5416 * lto-streamer-in.c (input_function): Likewise.
5417 (lto_read_body): Do not override them here.
5419 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5422 * c-typeck.c (build_c_cast): Fold value cast to union type before
5423 wrapping it in a CONSTRUCTOR.
5425 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5427 PR rtl-optimization/42699
5428 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5431 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5433 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5434 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5435 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5436 SUBTARGET_WARN_UNUSED_SPEC): ... here
5437 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5439 2010-01-12 Julian Brown <julian@codesourcery.com>
5441 * config/arm/neon-schedgen.ml (Utils): Don't try to
5442 open missing module.
5443 (find_with_result): New.
5445 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5448 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5449 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5451 PR tree-optimization/42645
5452 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5453 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5454 decl_map, set processing_debug_stmt to -1 and return name without
5457 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5459 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5460 binutils version, and reword target configuration description.
5462 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5464 * config/avr/avr.h (LINKER_NAME): Remove.
5466 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5469 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5470 that support VSX, warn for -mno-altivec if vsx is not disabled,
5473 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5474 Shujing Zhao <pearly.zhao@oracle.com>
5476 PR translation/42469
5477 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5478 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5479 character between option name and help text.
5480 * c.opt (imultilib): Likewise.
5482 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5484 * lto-streamer-out.c (output_unreferenced_globals): Output static
5487 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5489 PR rtl-optimization/42621
5490 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5491 optimizing for size.
5492 (duplicate_computed_gotos): Remove now-redundant check.
5494 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5497 * configure.ac: Save and restore LDFLAGS and LIBS
5498 * configure: Regenerate.
5500 2010-01-10 Richard Guenther <rguenther@suse.de>
5503 * builtins.c (fold_builtin_strlen): Add type argument and
5504 convert the resulting length to it.
5505 (fold_builtin_1): Adjust.
5507 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5509 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5510 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5512 (num_insns_constant_wide): Adjust for that change.
5514 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5517 * web.c (union_defs): Add used argument, to combine uses of
5519 (entry_register): Adjust type and tests of used argument.
5520 (web_main): Widen used for new use. Pass it to union_defs.
5521 * df.h (union_defs): Adjust prototype.
5523 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5526 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5527 uses in new incoming argument. Free body.
5528 (reset_debug_uses_in_loop): New.
5529 (analyze_insn_to_expand_var): Call the latter if the former found
5530 anything. Fix whitespace. Reject invalid dest overlaps before
5531 going through all insns in the loop.
5533 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5536 * haifa-sched.c (dying_use_p): Debug insns don't count.
5538 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5541 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5542 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5543 (verify_gimple_call): Reject LHS in noreturn calls.
5545 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5549 * tree-vect-loop-manip.c (adjust_info): New type.
5550 (adjust_vec): New pointer to vector.
5551 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5552 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5553 (slpeel_update_phis_for_duplicate_loop): Use them.
5554 (slpeel_update_phi_nodes_for_guard1): Likewise.
5555 (slpeel_update_phi_nodes_for_guard2): Likewise.
5556 (slpeel_tree_peel_loop_to_edge): Likewise.
5557 (vect_update_ivs_after_vectorizer): Likewise.
5559 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5561 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5562 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5564 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5566 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5567 bogus uninitialized warning.
5569 2010-01-09 Richard Guenther <rguenther@suse.de>
5572 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5573 the evolution is compatible with the initial condition.
5575 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5577 * gcc.c (process_command): Update copyright notice dates.
5578 * gcov.c (print_version): Likewise.
5579 * gcov-dump.c (print_version): Likewise.
5580 * mips-tfile.c (main): Likewise.
5581 * mips-tdump.c (main): Likewise.
5583 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5586 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5588 (rotlhi3_8): Delete.
5590 (rotlsi3_8): Delete.
5591 (rotlsi3_16): Delete.
5592 (rotlsi3_24): Delete.
5594 (*rotw<mode>3): New.
5595 (*rotb<mode>3): New.
5596 * config/avr/avr.c (avr_rotate_bytes): New function.
5597 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5599 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5602 * configure.ac: Modify -rdynamic check.
5603 * configure: Regenerate.
5605 2010-01-08 DJ Delorie <dj@redhat.com>
5607 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5608 register popping order.
5610 2010-01-08 Richard Guenther <rguenther@suse.de>
5613 * c.opt (fsigned-char): Also let LTO handle this option.
5614 (funsigned-char): Likewise.
5616 2010-01-07 Richard Guenther <rguenther@suse.de>
5618 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5619 (gimple_op): Likewise.
5620 (gimple_op_ptr): Likewise.
5621 (gimple_assign_set_lhs): Remove gcc_assert.
5622 (gimple_assign_set_rhs1): Likewise.
5623 (gimple_assign_set_rhs2): Likewise.
5624 (gimple_call_set_lhs): Likewise.
5625 (gimple_call_set_fn): Likewise.
5626 (gimple_call_set_fndecl): Likewise.
5627 (gimple_call_fndecl): Likewise.
5628 (gimple_call_return_type): Likewise.
5629 (gimple_call_set_chain): Likewise.
5630 (gimple_call_num_args): Likewise.
5631 (gimple_call_set_arg): Likewise.
5632 (gimple_cond_set_code): Likewise.
5633 (gimple_cond_set_lhs): Likewise.
5634 (gimple_cond_set_rhs): Likewise.
5635 (gimple_cond_set_true_label): Likewise.
5636 (gimple_cond_set_false_label): Likewise.
5637 (gimple_label_set_label): Likewise.
5638 (gimple_goto_set_dest): Likewise.
5639 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5640 (gimple_debug_bind_get_value): Likewise.
5641 (gimple_debug_bind_get_value_ptr): Likewise.
5642 (gimple_debug_bind_set_var): Likewise.
5643 (gimple_debug_bind_set_value): Likewise.
5644 (gimple_debug_bind_reset_value): Likewise.
5645 (gimple_debug_bind_has_value_p): Likewise.
5646 (gimple_return_retval_ptr): Remove gcc_assert.
5647 (gimple_return_retval): Likewise.
5648 (gimple_return_set_retval): Likewise.
5649 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5650 (safe_referenced_var_iterator): Remove.
5651 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5652 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5653 (fill_referenced_var_vec): Remove.
5654 (first_readonly_imm_use): Remove redundant gcc_assert.
5655 (phi_arg_index_from_use): Combine gcc_asserts.
5656 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5657 (first_imm_use_stmt): Remove redundant gcc_assert.
5658 * tree-cfg.c (verify_gimple_call): Verify function and chain
5659 operands. Verify arguments.
5660 (verify_types_in_gimple_stmt): Verify condition code and labels.
5662 2010-01-07 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/42641
5665 * sese.c (rename_map_elt_info): Use the SSA name version, do
5668 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5670 PR tree-optimization/42625
5671 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5672 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5674 2010-01-07 Duncan Sands <baldrick@free.fr>
5676 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5678 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5681 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5682 note itself is not function_invariant_p.
5684 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5686 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5687 Do not add the DF_NOTE problem.
5688 * store-motion.c (execute_rtl_store_motion): Likewise.
5690 2010-01-07 Martin Jambor <mjambor@suse.cz>
5692 PR tree-optimization/42157
5693 * tree-sra.c (compare_access_positions): Stabilize sort if both
5694 accesses have integer types, return zero immediately if they are the
5697 2010-01-06 Richard Henderson <rth@redhat.com>
5700 * haifa-sched.c (add_to_note_list): Merge into ...
5701 (concat_note_lists): ... here, and ...
5702 (unlink_other_notes, rm_other_notes): Merge into...
5703 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5704 NOTE_INSN_EPILOGUE_BEG.
5706 2010-01-06 Richard Guenther <rguenther@suse.de>
5708 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5709 not inline regular functions into always-inline functions.
5711 2010-01-06 Nick Clifton <nickc@redhat.com>
5713 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5714 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5716 (OVERRIDE_OPTIONS): Delete.
5717 (OPTIMIZATION_OPTIONS): Define.
5718 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5719 * config/rx/rx.c (rx_handle_option): Issue an error message if
5720 -mcpu=rx200 and -fpu are used together.
5721 (rx_set_optimization_options): New function. Issue an error
5722 message if an optimization attribute attempts to reset the FPU/
5723 math optimization pairing.
5724 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5725 * config/rx/rx.opt: Set the default to 32-bit doubles.
5726 * config/rx/t-rx: Add multilibs for -nofpu option.
5727 * doc/invoke.texi: Update documentation of RX options.
5729 2010-01-06 Richard Guenther <rguenther@suse.de>
5731 * tree-ssa-pre.c (name_to_id): New global.
5732 (alloc_expression_id): Simplify SSA name handling.
5733 (lookup_expression_id): Likewise.
5734 (init_pre): Zero name_to_id.
5735 (fini_pre): Free it.
5737 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5739 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5741 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5744 * config/i386/sse.md (smaxv2di3): New.
5745 (umaxv2di3): Likewise.
5746 (sminv2di3): Likewise.
5747 (uminv2di3): Likewise.
5749 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5752 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5753 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5754 (legitimize_tls_address): Likewise.
5755 (sparc_tls_referenced_p): Likewise.
5756 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5757 and adjust calls to legitimize_pic_address.
5758 (legitimate_constant_p) Use sparc_tls_referenced_p.
5759 (legitimate_pic_operand_p): Likewise.
5760 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5761 (sparc_tls_symbol_ref_1): Delete.
5762 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5763 (legitimize_tls_address): Make static, handle CONST patterns.
5764 (legitimize_pic_address): Make static, remove unused parameter and
5765 adjust recursive calls.
5766 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5767 and adjust call to legitimize_pic_address.
5768 (sparc_output_mi_thunk): Likewise.
5770 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5771 H.J. Lu <hongjiu.lu@intel.com>
5774 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5775 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5776 operands to make them signed.
5779 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5782 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5783 GTU to GT for V4SI and V2DI.
5785 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5786 (umin<mode>3): Removed.
5788 (uminv4si3): Likewise.
5790 2010-01-05 Martin Jambor <mjambor@suse.cz>
5792 PR tree-optimization/42462
5793 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5794 current_function_decl to helper functions and macros.
5796 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5799 * flags.h: Don't include real.h.
5800 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5801 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5802 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5803 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5804 * dominance.c: Update copyright.
5805 * gimple.c (walk_gimple_op): Remove inline.
5806 * tree-ssa-reassoc.c: Include real.h.
5807 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5808 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5810 2010-01-05 Nick Clifton <nickc@redhat.com>
5812 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5813 register to push into the stack frame when the accumulator has to
5814 be saved during interrupts.
5816 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5818 * doc/invoke.texi: Remove the documentation about option
5820 * common.opt (Wunreachable-code): Preserved for backward
5822 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5823 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5824 the backward compatibility flag section.
5826 2010-01-05 Richard Guenther <rguenther@suse.de>
5828 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5830 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5833 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5835 PR tree-optimization/42508
5836 * tree-sra.c (convert_callers): Check for recursive call
5837 by comparing cgraph nodes instead of decls.
5838 (modify_function): Call ipa_modify_formal_parameters also
5839 on all same_body aliases.
5841 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5842 cgraph nodes when checking for same_body aliases.
5844 2010-01-05 Richard Guenther <rguenther@suse.de>
5846 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5847 allocation and lookup.
5848 (get_or_alloc_expr_for_constant): Likewise.
5849 (phi_translate): Sink allocation.
5851 2010-01-04 Richard Guenther <rguenther@suse.de>
5853 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5854 a new entry only if needed.
5855 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5856 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5858 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5860 (phi_translate): Handle CONSTANTs early.
5862 2010-01-04 Martin Jambor <mjambor@suse.cz>
5864 PR tree-optimization/42398
5865 * tree-sra.c (struct access): Removed flag grp_different_types.
5866 (dump_access): Do not dump the removed flag.
5867 (sort_and_splice_var_accesses): Do not set the removed flag.
5868 (sra_modify_expr): Check for type compatibility directly.
5870 2010-01-04 Martin Jambor <mjambor@suse.cz>
5872 PR tree-optimization/42366
5873 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5874 edges with variable number of parameters.
5875 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5876 flag instead of asserting it.
5877 (ipa_read_node_info): Read uses_analysis_done flag.
5879 2010-01-04 Richard Guenther <rguenther@suse.de>
5881 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5882 iterative_hash_* as intended.
5883 (vn_reference_compute_hash): Likewise. Simplify hashing
5885 (vn_reference_lookup_2): Likewise.
5886 (vn_nary_op_compute_hash): Likewise.
5887 (vn_phi_compute_hash): Likewise.
5888 (expressions_equal_p): Remove strange code.
5889 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5890 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5891 (bitmap_insert_into_set_1): Take value-id as parameter.
5892 (add_to_value): Pass it.
5893 (bitmap_insert_into_set): Likewise.
5894 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5896 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5899 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5900 (do_self_spec): For switches with SWITCH_IGNORE set set also
5901 SWITCH_IGNORE_PERMANENTLY.
5902 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5905 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5907 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5908 tree of an unreferenced global var.
5910 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5913 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5914 GTU to GT for V4SI and V2DI.
5916 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5917 (umin<mode>3): Removed.
5919 (uminv4si3): Likewise.
5921 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5924 * collect2.c (main): Turn on trace in collect2 if -v is passed
5927 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5929 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5930 description of expression operand.
5932 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5934 * configure.ac: Add install-html to target_list for Make-hooks.
5935 * configure: Regenerate.
5936 * fortran/Make-lang.in (F95_HTMLFILES): New.
5937 (fortran.html): Use it.
5938 (fortran.install-html): New.
5939 * Makefile.in (install-html): Add lang.install-html.
5940 * java/Make-lang.in (JAVA_HTMLFILES): New.
5941 (java.html): Use it.
5942 (java.install-html): New.
5943 * objc/Make-lang.in (objc.install-html): New.
5944 * objcp/Make-lang.in (obj-c++.install-html): New.
5945 * cp/Make-lang.in (c++.install-html): New.
5946 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5947 * lto/Make-lang.in (lto.install-html): New.
5949 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5952 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5954 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5956 PR rtl-optimization/41862
5957 * store-motion.c (store_killed_in_insn, compute_store_table,
5958 remove_reachable_equiv_notes, replace_store_insn,
5959 build_store_vectors): Ignore all DEBUG_INSNs.
5961 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5964 * common.opt: Add dumpdir.
5966 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5968 (option_map): Add --dumpdir.
5970 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5972 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5974 * opts.c (decode_options): Try dump_dir_name first if
5975 dump_base_name isn't an absolute path.
5976 (common_handle_option): Handle OPT_dumpdir.
5978 * toplev.c (dump_dir_name): New.
5979 (print_switch_values): Also ignore -dumpdir.
5981 * toplev.h (dump_dir_name): New.
5983 2010-01-03 Richard Guenther <rguenther@suse.de>
5985 PR tree-optimization/42589
5986 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5987 double-word expansion of bswap32.
5989 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5991 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5992 with BLOCK_FOR_INSN.
5993 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5994 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5995 noce_process_if_block): Likewise.
5996 * gcse.c (compute_local_properties, insert_expr_in_table,
5997 insert_set_in_table, canon_list_insert, find_avail_set,
5998 pre_insert_copy_insn): Likewise.
6000 * basic-block.h (BLOCK_NUM): Move from here...
6001 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6003 2010-01-03 Richard Guenther <rguenther@suse.de>
6005 PR tree-optimization/42438
6006 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6007 contains_may_not_return_call flag.
6008 (BB_MAY_NOTRETURN): New.
6009 (valid_in_sets): Trapping nary operations are not valid
6010 in blocks that may not return.
6011 (insert_into_preds_of_block): Remove check for trapping expressions.
6012 (compute_avail): Compute also BB_MAY_NOTRETURN.
6014 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6016 * doc/invoke.texi: Add 2010 to copyright years.
6018 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6020 * config/sparc/sparc.c: Fix formatting nits.
6022 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6023 Alexander Monakov <amonakov@ispras.ru>
6025 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6027 2010-01-02 Richard Guenther <rguenther@suse.de>
6030 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6031 (simplify_switch_using_ranges): Mark to be removed edges
6034 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6036 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6038 * collect2.c (scan_libraries): Add missing argument in call to
6041 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6044 * config/alpha/predicates.md (aligned_memory_operand): Return false
6046 (unaligned_memory_operand): Return true for CQImode.
6047 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6048 doesn not cross aligned SImode word boundary.
6050 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6052 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6054 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6055 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6057 2010-01-02 Richard Guenther <rguenther@suse.de>
6060 * toplev.c (compile_file): Emit LTO marker properly. Change
6062 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6064 2010-01-01 Richard Guenther <rguenther@suse.de>
6067 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6069 2010-01-01 Richard Guenther <rguenther@suse.de>
6072 * c-decl.c (grokdeclarator): For zero-size arrays force
6073 structural equality checks as layout_type does.
6075 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6077 * builtins.c: Update copyright to 2010.
6079 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6082 * lto-streamer-out.c (produce_asm): Revert the last change.
6083 (copy_function): Likewise.
6085 * lto-streamer.c (lto_get_section_name): Skip any leading
6088 2010-01-01 Richard Guenther <rguenther@suse.de>
6091 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6095 Copyright (C) 2010 Free Software Foundation, Inc.
6097 Copying and distribution of this file, with or without modification,
6098 are permitted in any medium without royalty provided the copyright
6099 notice and this notice are preserved.