1 2010-04-14 Michael Matz <matz@suse.de>
3 PR tree-optimization/42963
4 * tree-cfg.c (touched_switch_bbs): New static variable.
5 (group_case_labels_stmt): New function broken out from ...
6 (group_case_labels): ... here, use the above.
7 (start_recording_case_labels): Allocate touched_switch_bbs.
8 (end_recording_case_labels): Deallocate it, call
9 group_case_labels_stmt.
10 (gimple_redirect_edge_and_branch): Remember index of affected BB.
12 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
17 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
21 2010-04-13 Jan Hubicka <jh@suse.cz>
23 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
24 of optimized out static functions.
25 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
26 cost computation. Also sanity check for overflows.
27 (update_caller_keys): Update cgraph_edge_badness call; properly
28 update fibheap and sanity check that it is up to date.
29 (add_new_edges_to_heap): Update cgraph_edge_badness.
30 (cgraph_decide_inlining_of_small_function): Likewise;
31 add sanity checking that badness in heap is up to date;
32 improve dumping of reason; Update badness of calls to the
33 offline copy of function currently inlined; dump badness
34 of functions not inlined because of unit growth limits.
36 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
39 * c-common.c (pointer_int_sum): Disregard overflow that occured only
40 because of sign-extension change when converting to sizetype here...
41 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
43 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
44 the folding to constants. Remove redundant final conversion.
45 (fold_binary) <associate>: Do not associate if the re-association of
46 constants alone overflows.
47 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
48 to the end of the list.
49 (multiple_of_p) <COND_EXPR>: New case.
51 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
53 * opt-functions.awk (opt_sanitized_name): New.
55 * optc-gen.awk: Use it
56 * opth-gen.awk: Use it.
58 2010-04-13 Martin Jambor <mjambor@suse.cz>
60 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
61 (sra_modify_assign): Delete stmts loading dead data even if racc has no
62 children. Call replace_uses_with_default_def_ssa_name to handle
65 2010-04-13 Michael Matz <matz@suse.de>
68 * builtins.c (expand_builtin_interclass_mathfn): Also create
69 a register if the predicate doesn't match.
71 2010-04-13 Diego Novillo <dnovillo@google.com>
73 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
74 * c-pch.c: Include timevar.h.
75 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
76 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
77 * ggc-common.c: Include timevar.h.
78 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
79 * timevar.def (TV_PCH_SAVE): Define.
80 (TV_PCH_CPP_SAVE): Define.
81 (TV_PCH_PTR_REALLOC): Define.
82 (TV_PCH_PTR_SORT): Define.
83 (TV_PCH_RESTORE): Define.
84 (TV_PCH_CPP_RESTORE): Define.
86 2010-04-13 Michael Matz <matz@suse.de>
88 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
90 (can_reassociate_p): New function.
91 (break_up_subtract_bb, reassociate_bb): Use it.
93 2010-04-13 Richard Guenther <rguenther@suse.de>
96 * builtins.c (c_readstr): Fix assert.
98 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
101 when generating cltd insn.
103 (*ashl<mode>3_1): Remove special handling for register operand 2.
104 (*ashlsi3_1_zext): Ditto.
106 (*ashlhi3_1_lea): Ditto.
108 (*ashlqi3_1_lea): Ditto.
109 (*<shiftrt_insn><mode>3_1): Ditto.
110 (*<shiftrt_insn>si3_1_zext): Ditto.
111 (*<shiftrt_insn>qi3_1_slp): Ditto.
112 (*<rotate_insn><mode>3_1): Ditto.
113 (*<rotate_insn>si3_1_zext): Ditto.
114 (*<rotate_insn>qi3_1_slp): Ditto.
116 2010-04-13 Richard Guenther <rguenther@suse.de>
118 * tree-ssa-structalias.c (callused_id): Remove.
119 (call_stmt_vars): New.
120 (get_call_vi): Likewise.
121 (lookup_call_use_vi): Likewise.
122 (lookup_call_clobber_vi): Likewise.
123 (get_call_use_vi): Likewise.
124 (get_call_clobber_vi): Likewise.
125 (make_transitive_closure_constraints): Likewise.
126 (handle_const_call): Adjust to do per-call call-used handling.
127 (handle_pure_call): Likewise.
128 (find_what_var_points_to): Remove general callused handling.
129 (init_base_vars): Likewise.
130 (init_alias_vars): Initialize call_stmt_vars.
131 (compute_points_to_sets): Process call-used and call-clobbered
132 vars for call statements.
133 (delete_points_to_sets): Free call_stmt_vars.
135 2010-04-13 Richard Guenther <rguenther@suse.de>
137 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
138 Only add RW dependence for dependence distance zero.
139 Adjust maximal vectorization factor according to dependences.
140 Move alignment handling ...
141 (vect_find_same_alignment_drs): ... here. New function.
142 (vect_analyze_data_ref_dependences): Adjust.
143 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
144 (vect_analyze_data_refs): Adjust minimal vectorization factor
145 according to data references.
146 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
147 dependences before determining the vectorization factor.
148 Analyze alignment after determining the vectorization factor.
149 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
150 dependences before alignment.
151 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
153 (vect_analyze_data_refs): Likewise.
154 (MAX_VECTORIZATION_FACTOR): New define.
156 2010-04-13 Duncan Sands <baldrick@free.fr>
158 * except.h (lang_eh_type_covers): Remove.
159 * except.c (lang_eh_type_covers): Likewise.
161 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
162 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
164 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
165 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
166 UNITS_PER_LONG where it is ABI relevant.
167 (s390_return_addr_rtx): Likewise.
168 (s390_back_chain_rtx): Likewise.
169 (s390_frame_area): Likewise.
170 (s390_frame_info): Likewise.
171 (s390_initial_elimination_offset): Likewise.
172 (save_gprs): Likewise.
173 (s390_emit_prologue): Likewise.
174 (s390_emit_epilogue): Likewise.
175 (s390_function_arg_advance): Likewise.
176 (s390_function_arg): Likewise.
177 (s390_va_start): Likewise.
178 (s390_gimplify_va_arg): Likewise.
179 (s390_function_profiler): Likewise.
180 (s390_optimize_prologue): Likewise.
181 (s390_rtx_costs): Likewise.
182 (s390_secondary_reload): Likewise.
183 (s390_promote_function_mode): Likewise.
184 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
185 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
187 (s390_unwind_word_mode): New function.
188 (s390_function_value): Split 64 bit values into register pair if
189 used as return value.
190 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
191 function call parameters. Handle parallels.
192 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
193 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
194 (DWARF_CIE_DATA_ALIGNMENT): New macro.
195 (s390_expand_setmem): Remove unused variable src_addr.
196 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
197 deal with 64 bit registers.
198 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
199 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
200 (UNITS_PER_LONG): New macro.
201 * libjava/include/s390-signal.h: Define extended ucontext
202 structure containing the upper halfs of the 64 bit registers.
204 2010-04-13 Simon Baldwin <simonb@google.com>
206 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
208 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
210 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
211 rvalue on the RHS if the LHS is of a non-renamable type.
212 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
214 2010-04-13 Matthias Klose <doko@ubuntu.com>
216 * gcc.c (cc1_options): Handle -iplugindir before processing
217 the cc1 spec. Only add -iplugindir once.
218 (cpp_unique_options): Add -iplugindir option if -fplugin* options
220 * common.opt (iplugindir): Remove `Separate' property, initialize.
221 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
223 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
224 (distclean): Remove plugin dir.
225 * doc/invoke.texi: Document -iplugindir.
227 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
229 * doc/plugins.texi (Loading Plugins): Document short
231 (Plugin API): Mention default_plugin_dir_name function.
233 * gcc.c (find_file_spec_function): Add new declaration.
234 (static_spec_func): Use it for "find-file".
235 (find_file_spec_function): Add new function.
236 (cc1_options): Add -iplugindir option if -fplugin* options found.
238 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
240 * plugin.c (add_new_plugin): Updated comment, and handle short
242 (default_plugin_dir_name): Added new function.
244 * common.opt (iplugindir): New option to set the plugin directory.
246 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/i386.md (any_rotate): New code iterator.
249 (rotate_insn): New code attribute.
251 (SWIM124): New mode iterator.
252 (<rotate_insn>ti3): New expander.
253 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
254 any_rotate code iterator.
255 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
256 using any_rotate code iterator and SWIM124 mode iterator.
257 (ix86_rotlti3): New insn_and_split pattern.
258 (ix86_rotrti3): Ditto.
259 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
260 ix86_rotl{di,ti}3 patterns.
261 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
262 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
263 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
264 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
265 code iterator and SWI mode iterator.
266 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
267 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
269 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
270 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
271 (bswap rotatert splitter): Add splitter.
272 (bswap splitter): Macroize splitter using any_rotate code iterator.
273 Add insn predicate to split only for TARGET_USE_XCHGB or when
274 optimizing function for size.
276 2010-04-12 Steve Ellcey <sje@cup.hp.com>
278 * config/pa/pa.c (emit_move_sequence): Remove use of
279 deleted variable flag_argument_noalias.
281 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
283 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
285 Add to unsupported targets list.
286 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
287 sparc*-sun-solaris2.[567]* from target lists.
288 * configure: Regenerate.
289 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
291 Remove Solaris 7 patch references.
292 (Specific, sparc-sun-solaris2.7): Removed.
293 (sparc-sun-solaris2*): Update Solaris 7 example.
294 (sparc64-*-solaris2*): Likewise.
296 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
298 * config.build (alpha*-dec-osf4*): Remove.
299 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
300 of obsolete configurations.
301 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
303 * config/alpha/t-osf4: Renamed to ...
304 * config/alpha/t-osf5: ... this.
305 * config/alpha/osf.h: Renamed to ...
306 * config/alpha/osf5.h: ... this.
307 Merged old osf5.h contents.
309 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
310 (EXTRA_SPECS): Removed.
311 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
312 reflect removal of Tru64 UNIX V4.0/V5.0 support.
315 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
317 * doc/contrib.texi (Contributors, Rainer Orth): Update.
319 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
322 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
323 __thiscall convention.
325 2010-04-12 Steve Ellcey <sje@cup.hp.com>
327 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
329 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
331 2010-04-12 Steve Ellcey <sje@cup.hp.com>
333 * function.c (assign_parms_initialize_all): Add unused attribute
336 2010-04-12 Richard Guenther <rguenther@suse.de>
338 * gsstruct.def (GSS_CALL): New.
339 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
340 * gimple.h: Include tree-ssa-alias.h.
341 (struct gimple_statement_call): New.
342 (union gimple_statement_struct_d): Add gimple_call member.
343 (gimple_call_reset_alias_info): Declare.
344 (gimple_call_use_set): New function.
345 (gimple_call_clobber_set): Likewise.
346 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
347 * gimple.c (gimple_call_reset_alias_info): New function.
348 (gimple_build_call_1): Call it.
349 * lto-streamer-in.c (input_gimple_stmt): Likewise.
350 * tree-inline.c (remap_gimple_stmt): Likewise.
351 (expand_call_inline): Remove callused handling.
352 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
353 * tree-dfa.c (dump_variable): Likewise.
354 * tree-parloops.c (parallelize_loops): Likewise.
355 * tree-ssa.c (init_tree_ssa): Likewise.
356 (delete_tree_ssa): Likewise.
357 * tree-flow-inline.h (is_call_used): Remove.
358 * tree-flow.h (struct gimple_df): Remove callused member.
359 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
360 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
361 (ref_maybe_used_by_call_p_1): Simplify.
362 (call_may_clobber_ref_p_1): Likewise.
363 * tree-ssa-structalias.c (compute_points_to_sets): Set
364 the call stmt used and clobbered sets.
365 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
366 (find_tail_calls): Verify the tail call.
368 2010-04-12 Richard Guenther <rguenther@suse.de>
370 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
371 single-iteration always-inline inlining.
372 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
373 (cgraph_decide_inlining): Do not handle always-inline specially.
374 (try_inline): Remove always-inline cycle detection special case.
375 Do not recurse on always-inlines.
376 (cgraph_early_inlining): Do not iterate if not optimizing.
377 (cgraph_gate_early_inlining): remove.
378 (pass_early_inline): Run unconditionally.
379 (gate_cgraph_decide_inlining): New function.
380 (pass_ipa_inline): Use it. Do not run the IPA inliner if
381 not inlining or optimizing.
382 (cgraph_decide_inlining_of_small_functions): Also consider
383 always-inline functions.
384 (cgraph_default_inline_p): Return true for nodes which should
385 disregard inline limits.
386 (estimate_function_body_sizes): Assume zero size and time for
387 nodes which are marked as disregarding inline limits.
388 (cgraph_decide_recursive_inlining): Do not perform recursive
389 inlining on always-inline nodes.
391 2010-04-12 Jakub Jelinek <jakub@redhat.com>
394 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
395 for exprs satisfying handled_component_p.
397 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
399 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
400 non-constant aggregate elements.
402 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
403 is a real initialization.
405 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
408 * c-decl.c (start_function): Move forward check for nested function.
410 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
412 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
413 * config/sh/sh.c: Include reload.h.
414 (sh_legitimize_reload_address): New.
415 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
416 sh_legitimize_reload_address.
418 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
420 * config/sh/sh.md (*movqi_pop): New insn pattern.
421 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
423 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.md (any_shiftrt): New code iterator.
426 (shiftrt_insn): New code attribute.
428 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
429 using any_shiftrt code iterator.
430 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
431 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
432 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
433 pattern from corresponding peephole2 patterns.
434 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
435 using any_shiftrt code iterator.
436 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
437 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
438 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
439 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
440 *{ashr,lshr}<mode>3_cmp_zext.
441 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
443 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
445 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
447 (*lshr<mode>3_cconly): Ditto.
449 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/i386.md (lshr<mode>3): Macroize expander from
452 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
453 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
454 pattern from *lshr{di,ti}3_1 and corresponding splitters using
456 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
457 from corresponding peephole2 patterns.
458 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
459 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
460 and *lshrdi3_1_rex64 using SWI mode iterator.
461 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
462 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
463 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
464 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
465 and *lshrdi3_cmp_rex64 using SWI mode iterator.
466 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
467 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
468 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
469 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
472 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.md (ashr<mode>3): Macroize expander from
475 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
476 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
477 pattern from *ashr{di,ti}3_1 and corresponding splitters using
479 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
480 from corresponding peephole2 patterns.
481 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
482 (ashrsi3_cvt): Rename from ashrsi3_31.
483 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
484 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
485 and x86_64_shift_adj_3 using SWI48 mode iterator.
486 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
487 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
488 and *ashrdi3_1_rex64 using SWI mode iterator.
489 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
490 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
491 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
492 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
493 and *ashrdi3_cmp_rex64 using SWI mode iterator.
494 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
495 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
496 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
497 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
499 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
500 * config/i386/i386.c (ix86_split_ashr): Update for renamed
501 x86_shift<mode>_adj_3 expanders.
503 2010-04-10 Wei Guozhi <carrot@google.com>
506 * config/arm/arm.c (arm_pic_static_addr): New function.
507 (legitimize_pic_address): Call arm_pic_static_addr when it detects
509 (arm_output_addr_const_extra): Output expression for new pattern.
510 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
512 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
514 * ira-costs.c (record_reg_classes): Ignore alternatives that are
517 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
518 * web.c: Include "insn-config.h" and "recog.h".
519 (union_match_dups): New function.
521 (union_defs): Don't try to recognize match_dups.
523 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
524 if doing so would replace the entire pattern.
526 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
531 and splitter pattern. Change splitter operand 1 predicate to
534 2010-04-09 Martin Jambor <mjambor@suse.cz>
536 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
537 lattices are addresses of CONST_DECLs with the same initial value.
538 (ipcp_print_all_lattices): Print values of CONST_DECLs.
539 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
541 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
542 Bernd Schmidt <bernd.schmidt@codesourcery.com>
544 * loop-invariant.c (replace_uses): New static function.
545 (move_invariant_reg): Use it to ensure we can replace the uses.
547 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
549 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
551 (picochip_override_options): Enable section anchors only above -O1.
552 (picochip_reorg): Fixed a couple of build warnings.
554 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
556 * configure.ac (plugin -rdynamic test): Log result.
557 * configure: Regenerate.
558 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
559 (RDYNAMIC_SPEC): Define.
560 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
562 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
564 * configure.ac: Determine Sun ld version numbers.
565 (comdat_group): Restrict GNU ld version checks to gld.
566 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
567 (enable_comdat): Support --enable-comdat.
568 * configure: Regenerate.
569 * doc/install.texi (Configuration): Document --enable-comdat.
571 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
573 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
574 * config/sol2-gld.h: ... here.
575 * config.gcc (sparc*-*-solaris2*): Reflect this.
576 (i[34567]86-*-solaris2*): Use it.
578 2010-04-09 Steve Ellcey <sje@cup.hp.com>
580 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
582 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
584 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
587 * diagnostic.c (diagnostic_initialize): Initialize
588 some_warnings_are_errors.
589 (diagnostic_finish): New.
590 (diagnostic_action_after_output): Call it before exiting.
591 (diagnostic_report_diagnostic): Do not print message here. Set
592 some_warnings_are_errors.
593 * diagnostic.h (diagnostic_context): Delete
594 issue_warnings_are_errors_message. Add some_warnings_are_errors.
595 (diagnostic_finish): Declare.
596 * toplev.c (toplev_main): Call it before exit.
598 2010-04-09 Jason Merrill <jason@redhat.com>
601 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
605 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
606 based on a warning flag.
608 2010-04-09 Richard Guenther <rguenther@suse.de>
610 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
612 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
615 * varasm.c (default_assemble_visibility): Wrap vars that are
616 set, but unused, by targets without GAS.
617 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
618 Remove set, but unused, vars.
619 (rs6000_legitimize_tls_address): Likewise.
620 (altivec_expand_dst_builtin): Likewise.
621 * config/darwin.c (machopic_classify_symbol): Likewise.
622 (machopic_indirection_name): Likewise.
624 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.md (DWI): New mode iterator.
627 (S): New mode attribute.
628 (shift_operand): Ditto.
629 (shift_immediate_operand): Ditto.
630 (ashl_input_operand): Ditto.
631 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
632 using SDWIM mode iterator.
633 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
634 pattern from *ashl{di,ti}3_1 and corresponding splitters using
636 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
637 from corresponding peephole2 patterns.
638 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
639 and x86_64_shift_adj_1 using SWI48 mode iterator.
640 (x86_shift<mode>_adj_2): Ditto.
641 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
642 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
643 using SWI48 mode iterator.
644 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
645 *ashldi3_cmp_rex64 using SWI mode iterator.
646 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
647 *ashldi3_cconly_rex64 using SWI mode iterator.
648 * config/i386/i386.c (ix86_split_ashl): Update for renamed
649 x86_shift<mode>_adj_{1,2}.
650 (ix86_split_ashr): Ditto.
651 (ix86_split_lshr): Ditto.
653 2010-04-09 Richard Guenther <rguenther@suse.de>
655 * target.h (builtin_conversion): Pass in input and output types.
656 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
657 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
658 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
659 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
661 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
663 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
665 2010-04-09 Richard Guenther <rguenther@suse.de>
668 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
670 2010-04-09 Richard Guenther <rguenther@suse.de>
672 * tree-vectorizer.h (struct _stmt_vec_info): Document
673 that vectype is the type of the LHS.
674 (supportable_widening_operation, supportable_narrowing_operation):
675 Get both input and output vector types as arguments.
676 (vect_is_simple_use_1): Declare.
677 (get_same_sized_vectype): Likewise.
678 * tree-vect-loop.c (vect_determine_vectorization_factor):
679 Set STMT_VINFO_VECTYPE to the vector type of the def.
680 (vectorizable_reduction): Adjust.
681 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
682 Adjust. Specify the output vector type.
683 (vect_pattern_recog_1): Adjust.
684 * tree-vect-stmts.c (get_same_sized_vectype): New function.
685 (vectorizable_call): Adjust.
686 (vectorizable_conversion): Likewise.
687 (vectorizable_operation): Likewise.
688 (vectorizable_type_demotion): Likewise.
689 (vectorizable_type_promotion): Likewise.
690 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
692 (vect_is_simple_use_1): New function.
693 (supportable_widening_operation): Get both input and output
695 (supportable_narrowing_operation): Likewise.
696 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
698 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
700 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
701 __thiscall and _thiscall as predefined macros.
702 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
703 thiscall attribute handling.
704 (ix86_comp_type_attributes): Likewise.
705 (ix86_function_regparm): Likewise.
706 (ix86_return_pops_args): Likewise.
707 (init_cumulative_args): Likewise.
708 (find_drap_reg): Likewise.
709 (ix86_static_chain): Likewise.
710 (x86_this_parameter): Likewise.
711 (x86_output_mi_thunk): Likewise.
712 (ix86_attribute_table): Add description for thiscall attribute.
713 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
714 * doc/extend.texi: Add documentation for thiscall.
716 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
719 * c.opt (Wint-to-pointer-cast): Available in C++.
720 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
722 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
724 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
725 * calls.c (expand_call): Pass the function type to aggregate_value_p.
726 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
727 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
728 function type instead. Reorder and simplify checks.
730 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
732 2010-04-08 Jing Yu <jingyu@google.com>
733 Zdenek Dvorak <ook@ucw.cz>
735 PR tree-optimization/42720
736 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
737 loop unswitch conditions here from ...
738 (tree_unswitch_single_loop): ... here.
740 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
742 * tree-if-conv.c: Fix comments and simplify logic.
744 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
746 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
747 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
748 (main_tree_if_conversion): Update call to tree_if_conversion.
750 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
753 * doc/invoke.texi (-b,-V): Delete.
754 * doc/tm.texi: Do not mention -b.
755 * gcc.c (display_help): Delete -b and -V.
756 (process_command): Delete -b and -V.
757 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
759 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
760 Wolfgang Gellerich <gellerich@de.ibm.com>
762 Implement target hook for loop unrolling
763 * target.h (loop_unroll_adjust): Add a new target hook function.
764 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
765 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
766 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
767 (s390_loop_unroll_adjust): Implement the new target hook for s390.
768 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
770 (decide_unroll_stupid): Likewise.
772 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
775 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
777 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
779 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
780 (Specific, *-*-solaris2*): Likewise.
781 Don't prefer Sun as over GNU as.
783 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
785 * config/s390/s390.c (override_options): Adjust the z10
786 defaults for max-unroll-times, max-completely-peeled-insns
787 and max-completely-peel-times.
789 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
791 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
792 instructions for z10.
793 (s390_expand_setmem): Likewise.
794 (s390_expand_cmpmem): Likewise.
796 2010-04-08 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/43679
799 * tree-ssa-pre.c (eliminate): Only propagate copies.
801 2010-04-08 Jakub Jelinek <jakub@redhat.com>
804 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
805 set but not used variable warning.
807 2010-04-08 Wei Guozhi <carrot@google.com>
810 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
811 (arm_size_rtx_costs): Call the new function when optimized for size.
813 2010-04-08 Jakub Jelinek <jakub@redhat.com>
816 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
817 op0 is not a MEM, just return NULL instead of assertion
819 (discover_nonconstant_array_refs): Don't walk debug stmts.
821 2010-04-08 Doug Kwan <dougkwan@google.com>
823 * configure.ac: Recognize gold and do not use its version number
825 * configure: Regenerate.
827 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
830 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
831 (negate_value): Move code to push elements to broken_up_substracts ...
832 (eliminate_plus_minus_pair): ... here. Push operands that have no
833 negative pair to plus_negates.
834 (repropagate_negates, init_reassoc, fini_reassoc): Update.
836 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
838 * doc/install.texi (Configuration): Move description of
839 --enable-lto, --with-libelf*, --enable-gold from Java section to
842 * doc/generic.texi (Working with declarations)
843 (Function Properties, C and C++ Trees): Fix typos.
844 * doc/sourcebuild.texi (Top Level): Likewise.
846 2010-04-07 Jakub Jelinek <jakub@redhat.com>
849 * tree.h (DECL_READ_P): Define.
850 (struct tree_decl_common): Add decl_read_flag.
851 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
852 a set but not used warning.
853 (merge_decls): Merge DECL_READ_P flag.
854 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
855 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
856 * c-common.c (handle_used_attribute, handle_unused_attribute):
858 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
860 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
862 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
863 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
864 c_parser_binary_expression, c_parser_cast_expression,
865 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
866 Call default_function_array_read_conversion instead of
867 default_function_array_conversion where needed.
868 (c_parser_unary_expression, c_parser_conditional_expression,
869 c_parser_postfix_expression_after_primary, c_parser_initelt):
870 Likewise. Call mark_exp_read where needed.
871 (c_parser_statement_after_labels, c_parser_asm_operands,
872 c_parser_typeof_specifier, c_parser_sizeof_expression,
873 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
875 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
877 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
878 (warn_unused_but_set_parameter): Default to warn_unused
880 * doc/invoke.texi: Document -Wunused-but-set-variable and
881 -Wunused-but-set-parameter.
883 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
885 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
886 when operandN variables aren't used in the body of the expander
888 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
889 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
890 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
891 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
892 FOR_EACH_IMM_USE_ON_STMT): Likewise.
893 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
894 * tree.c (PROCESS_ARG): Likewise.
896 2010-04-07 Simon Baldwin <simonb@google.com>
898 * diagnostic.h (diagnostic_override_option_index): New macro to
899 set a diagnostic's option_index.
900 * c-tree.h (c_cpp_error): Add warning reason argument.
901 * opts.c (_warning_as_error_callback): New.
902 (register_warning_as_error_callback): Store callback for
903 warnings enabled via enable_warning_as_error.
904 (enable_warning_as_error): Call callback, minor code tidy.
905 * opts.h (register_warning_as_error_callback): Declare.
906 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
907 response to -Werror=.
908 (c_common_init_options): Register warning_as_error_callback in opts.c.
909 * common.opt: Add -Wno-cpp option.
910 * c-common.c (struct reason_option_codes_t): Map cpp warning
911 reason codes to gcc option indexes.
912 * (c_option_controlling_cpp_error): New function, lookup the gcc
913 option index for a cpp warning reason code.
914 * (c_cpp_error): Add warning reason argument, call
915 c_option_controlling_cpp_error for diagnostic_override_option_index.
916 * doc/invoke.texi: Document -Wno-cpp.
918 2010-04-07 Richard Guenther <rguenther@suse.de>
920 * ipa-reference.c (mark_load): Use get_base_address.
921 (mark_store): Likewise.
923 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
924 inserting GIMPLE_NOPs into the IL.
925 * tree-ssa-structalias.c (get_constraint_for_component_ref):
926 Explicitly strip handled components and indirect references.
928 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
929 folding address expressions.
930 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
931 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
932 operand_equal_p to compare decls.
933 (ptr_deref_may_alias_decl_p): Likewise.
934 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
935 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
936 Handle reversed comparison ops.
937 * tree-sra.c (asm_visit_addr): Use get_base_address.
938 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
939 * ipa-reference.c (mark_address): Use get_base_address.
941 2010-04-07 Richard Guenther <rguenther@suse.de>
943 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
944 Propagate constants everywhere.
946 2010-04-07 Jakub Jelinek <jakub@redhat.com>
949 * tree.c (MAX_INT_CACHED_PREC): Define.
950 (nonstandard_integer_type_cache): New array.
951 (build_nonstandard_integer_type): Cache results for precision
952 <= MAX_INT_CACHED_PREC.
954 2010-04-07 Richard Guenther <rguenther@suse.de>
956 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
957 -fargument-noalias-global, -fargument-noalias-anything): Remove.
958 * common.opt: Likewise.
959 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
960 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
961 (nonoverlapping_memrefs_p): Likewise.
962 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
963 * opts.c (common_handle_option): Handle OPT_fargument_alias,
964 OPT_fargument_noalias, OPT_fargument_noalias_anything and
965 OPT_fargument_noalias_global for backward compatibility.
967 2010-04-07 Richard Guenther <rguenther@suse.de>
969 PR tree-optimization/43270
970 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
971 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
972 * tree-ssa-pre.c (phi_translate_1): Adjust.
973 (fully_constant_expression): Split out vn_reference handling to ...
974 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
975 Fold reads from constant strings.
976 (vn_reference_lookup): Handle fully constant references.
977 (vn_reference_lookup_pieces): Likewise.
978 * Makefile.in (expmed.o-warn): Add -Wno-error.
980 2010-04-07 Martin Jambor <mjambor@suse.cz>
982 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
984 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
987 * gcc.c: Add -static-libstdc++ to list of recognized options.
989 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
993 2010-04-07 Richard Guenther <rguenther@suse.de>
996 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
997 bases build simple mem attributes to retain points-to information.
999 2010-04-07 Richard Guenther <rguenther@suse.de>
1002 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1003 preserve points-to related information.
1005 2010-04-07 Richard Guenther <rguenther@suse.de>
1008 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1009 discard plain indirect references.
1010 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1011 * tree.c (tree_nop_conversion): Likewise.
1013 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1016 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1018 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1020 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1021 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1023 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1025 * tree-if-conv.c: Fix indentation and comments.
1027 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1029 * tree-if-conv.c: Sort static functions in topological order.
1031 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1033 * tree-if-conv.c: Fix indentation and comments.
1035 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1038 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1039 lang_hooks.types.type_for_size instead of
1040 build_nonstandard_integer_type.
1041 When converting an unsigned type to signed, double its precision.
1042 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1043 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1044 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1047 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1050 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1051 POINTER_PLUS_EXPR for pointer types.
1053 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1056 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1057 * graphite-clast-to-gimple.c: Include langhooks.h.
1058 (max_signed_precision_type): New.
1059 (max_precision_type): Takes two types as arguments.
1060 (precision_for_value): New.
1061 (precision_for_interval): New.
1062 (gcc_type_for_interval): New.
1063 (gcc_type_for_value): New.
1064 (gcc_type_for_clast_term): New.
1065 (gcc_type_for_clast_red): New.
1066 (gcc_type_for_clast_bin): New.
1067 (gcc_type_for_clast_expr): Split up into several functions.
1068 (gcc_type_for_clast_eq): Rewritten.
1069 (compute_bounds_for_level): New.
1070 (compute_type_for_level_1): New.
1071 (compute_type_for_level): New.
1072 (gcc_type_for_cloog_iv): Removed.
1073 (gcc_type_for_iv_of_clast_loop): Rewritten.
1074 (graphite_create_new_loop): Compute the lower and upper bound types
1075 with gcc_type_for_clast_expr.
1076 (graphite_create_new_loop_guard): Same.
1077 (find_cloog_iv_in_expr): Removed.
1078 (compute_cloog_iv_types_1): Removed.
1079 (compute_cloog_iv_types): Removed.
1080 (gloog): Do not call compute_cloog_iv_types.
1081 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1083 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1084 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1085 (GBB_CLOOG_IV_TYPES): Removed.
1087 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1089 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1090 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1091 (detect_commutative_reduction): Same.
1093 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1095 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1096 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1098 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1099 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1100 (rewrite_commutative_reductions_out_of_ssa): Same.
1101 * passes.c (execute_function_todo): Call verify_ssa for every pass
1102 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1103 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1104 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1105 with an extra argument.
1106 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1107 verify_ssa only when the extra argument is true.
1108 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1109 with an extra argument.
1110 (tree_transform_and_unroll_loop): Same.
1112 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1114 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1115 for all the passes of the LNO having LOOP_CLOSED_SSA.
1116 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1117 * tree-loop-distribution.c (pass_loop_distribution): Same.
1118 * tree-pass.h (TODO_verify_loops): Removed.
1119 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1121 (pass_tree_unswitch): Same.
1122 (pass_predcom): Same.
1123 (pass_vectorize): Same.
1124 (pass_linear_transform): Same.
1125 (pass_graphite_transforms): Same.
1126 (pass_iv_canon): Same.
1127 (pass_complete_unroll): Same.
1128 (pass_complete_unrolli): Same.
1129 (pass_parallelize_loops): Same.
1130 (pass_loop_prefetch): Same.
1131 (pass_iv_optimize): Same.
1133 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1136 * passes.c (init_optimization_passes): Move pass_lim before
1137 pass_copy_prop and pass_dce_loop.
1139 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1142 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1143 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1144 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1145 MULTI_* defines for 4 argument vpermil2p* builtins.
1147 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1149 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1150 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1151 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1152 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1153 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1154 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1155 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1156 Use x86_maybe_negate_const_int to output insn mnemonic.
1157 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1158 check from instruction predicate. Update comments.
1159 * config/i386/sync.md (sync_add<mode>): Use
1160 x86_maybe_negate_const_int to output insn mnemonic.
1162 2010-04-06 Jan Hubicka <jh@suse.cz>
1164 PR tree-optimization/42906
1165 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1166 IGNORE_SELF argument. Set visited_control_parents for fully
1168 (find_obviously_necessary_stmts): Update call of
1169 mark_control_dependent_edges_necessary.
1170 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1172 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.md: Remove comment about 'e' and 'E'
1177 2010-04-06 Richard Guenther <rguenther@suse.de>
1179 PR tree-optimization/43627
1180 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1181 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1184 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1186 * BASE-VER: Change to 4.6.0.
1189 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1192 2010-04-06 Richard Guenther <rguenther@suse.de>
1195 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1197 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1199 * doc/invoke.texi (Optimize Options): Document that LTO
1200 won't remove object access purely due to incompatible
1203 2010-04-04 Matthias Klose <doko@ubuntu.com>
1205 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1206 Initialize variable.
1208 2010-04-03 Richard Guenther <rguenther@suse.de>
1211 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1212 require a non-NULL MEM_OFFSET.
1214 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1216 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1217 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1218 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1219 config/alpha/predicates.md, config/arm/arm.md,
1220 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1221 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1222 config/darwin9.h, config/darwin.c, config/darwin.h,
1223 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1224 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1225 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1226 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1227 config/mips/mips.md, config/mn10300/mn10300.c,
1228 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1229 config/rs6000/aix.h, config/rs6000/dfp.md,
1230 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1231 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1232 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1233 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1234 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1235 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1236 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1237 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1238 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1239 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1240 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1241 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1242 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1243 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1244 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1245 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1246 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1247 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1248 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1249 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1250 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1251 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1252 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1253 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1254 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1255 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1256 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1257 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1258 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1259 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1260 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1261 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1262 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1263 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1264 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1265 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1267 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1270 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1271 * aclocal.m4: Regenerate.
1273 2010-04-02 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/43629
1276 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1277 if we have seen a constant value.
1279 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1281 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1283 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1286 * arm.c (legitimize_tls_address): Adjust call to
1287 gen_tls_load_dot_plus_four.
1288 (arm_note_pic_base): New function.
1289 (arm_cannot_copy_insn_p): Use it.
1290 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1293 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1298 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1300 * Makefile.in ($(out_object_file)): Depend on
1301 gt-$(basename $(notdir $(out_file))).h.
1303 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1305 * config.gcc (lm32-*-rtems*): Add t-lm32.
1307 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1309 * config.gcc: Add lm32-*-rtems*.
1310 * config/lm32/rtems.h: New file.
1312 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1315 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1317 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1319 * dwarf2out.c (output_compilation_unit_header): For
1320 -gdwarf-4 use version 4 instead of version 3.
1321 (output_line_info): For version 4 and above emit additional
1322 maximum ops per insn header field.
1323 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1325 * dwarf2out.c (is_c_family, is_java): Remove.
1326 (lower_bound_default): New function.
1327 (add_bound_info, gen_descr_array_type_die): Use it.
1329 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1332 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1333 re-declaration when it happens in a function.
1335 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1337 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1338 (cgraph_remove_function_insertion_hook): Same.
1339 (cgraph_call_function_insertion_hooks): Same.
1341 2010-04-01 Richard Guenther <rguenther@suse.de>
1344 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1345 and TREE_THIS_VOLATILE.
1346 (copy_ref_info): Likewise.
1347 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1348 * tree.c (build6_stat): Ignore side-effects of all but arg5
1349 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1352 2010-04-01 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/43607
1355 * ipa-type-escape.c (check_call): Do not access non-existing
1358 2010-04-01 Richard Guenther <rguenther@suse.de>
1362 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1363 Jack Howarth <howarth@bromo.med.uc.edu>
1365 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1368 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1370 * doc/install.texi (Prerequisites): Document libelf usability on
1371 IRIX 5/6 and Solaris 2.
1372 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1373 Update GNU as, GNU ld requirements.
1374 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1375 Document Sun Studio compiler download.
1376 Update and simplify as, ld recommendations.
1377 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1379 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1381 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1382 with_tune_32 to pentium4.
1384 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1388 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1390 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1391 obsoletion, removal.
1393 Document GNU as requirement.
1394 Update configure requirements.
1395 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1396 Recomment IRIX 6.5.18+.
1397 Document IDF/IDL requirement.
1398 Document GNU as requirement.
1399 Document GNU ld bootstrap failure.
1400 Remove freeware.sgi.com reference.
1402 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1404 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1405 UNIX V4.0, V5.0 obsoletion, removal.
1406 Remove --with-gc=simple reference.
1407 Update VM requirements during bootstrap.
1408 Remove -oldas bootstrap description.
1409 Update binutils reference.
1410 Remove comparison failure note.
1412 2010-03-31 Richard Guenther <rguenther@suse.de>
1413 Zdenek Dvorak <ook@ucw.cz>
1414 Sebastian Pop <sebastian.pop@amd.com>
1417 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1418 with multiple arguments.
1419 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1421 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1423 * graphite-dependences.c (print_pddr): Call print_pdr with an
1425 * graphite-poly.c (debug_pdr): Add an extra argument for the
1428 (print_pbb_domain): Same.
1430 (print_scop_context): Same.
1432 (print_cloog): Same.
1433 (debug_pbb_domain): Same.
1437 (debug_scop_context): Same.
1439 (debug_cloog): Same.
1440 (print_scop_params): Same.
1441 (debug_scop_params): Same.
1442 (print_iteration_domain): Same.
1443 (print_iteration_domains): Same.
1444 (debug_iteration_domain): Same.
1445 (debug_iteration_domains): Same.
1446 (print_scattering_function): Same.
1447 (print_scattering_functions): Same.
1448 (debug_scattering_function): Same.
1449 (debug_scattering_functions): Same.
1450 * graphite-poly.h (debug_pdr): Update declaration.
1452 (print_pbb_domain): Same.
1454 (print_scop_context): Same.
1456 (print_cloog): Same.
1457 (debug_pbb_domain): Same.
1461 (debug_scop_context): Same.
1463 (debug_cloog): Same.
1464 (print_scop_params): Same.
1465 (debug_scop_params): Same.
1466 (print_iteration_domain): Same.
1467 (print_iteration_domains): Same.
1468 (debug_iteration_domain): Same.
1469 (debug_iteration_domains): Same.
1470 (print_scattering_function): Same.
1471 (print_scattering_functions): Same.
1472 (debug_scattering_function): Same.
1473 (debug_scattering_functions): Same.
1475 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1477 * graphite-poly.c (print_scattering_function_1): New.
1478 (print_scattering_function): Call it.
1479 (print_scop_params): Remove spaces at the end of lines.
1482 * graphite-poly.h (print_cloog): Declared.
1483 (debug_cloog): Declared.
1485 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1487 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1489 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1490 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1491 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1492 to switch between adding the IV bump in loop->latch or in loop->header.
1494 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1496 * graphite-poly.c (print_scattering_function): Pretty print following
1499 (print_pbb_domain): Same.
1500 (dump_gbb_cases): Same.
1501 (dump_gbb_conditions): Same.
1504 (print_scop_params): Same.
1505 (print_scop_context): Same.
1507 (print_pbb_body): New.
1508 (lst_indent_to): New.
1509 (print_lst): Start new lines with a #.
1510 * graphite-poly.h (pbb_bb): New.
1511 (pbb_index): Use pbb_bb.
1512 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1514 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1516 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1518 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1519 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1520 and 0 instead of 1 for dw_val_class_flag.
1521 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1522 dw_val_class_range_list, dw_val_class_loc_list,
1523 dw_val_class_lineptr and dw_val_class_macptr, use
1524 DW_FORM_flag_present for dw_val_class_flag and
1525 DW_FORM_exprloc for dw_val_class_loc.
1526 (output_die): For -gdwarf-4 print dw_val_class_loc
1527 size as uleb128 instead of 1 or 2 bytes and don't print
1528 anything for dw_val_class_flag.
1530 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1531 instead of cselib_lookup following by tweaking locs->setting_insn.
1534 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1535 even before returning from label, setjmp call or volatile asm
1538 2010-03-31 Richard Guenther <rguenther@suse.de>
1541 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1542 temporary data on stack.
1544 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1546 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1547 (PUSHSECTION_ASM_OP): Remove.
1548 (POPSECTION_ASM_OP): Remove.
1549 (PUSHSECTION_FORMAT): Remove.
1550 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1551 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1552 * config/sol2.c (solaris_output_init_fini): Use it.
1554 2010-03-31 Jie Zhang <jie@codesourcery.com>
1557 * opt-functions.awk (var_type_struct): Use signed char type
1558 for simple variables.
1560 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1562 * config/sol2.c: Include output.h.
1563 (solaris_assemble_visibility): New function.
1564 * config/t-sol2 (sol2.o): Add output.h dependency.
1565 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1566 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1569 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1572 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1573 V2SImode or XFmode on PRE_DEC.
1576 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1579 2010-03-31 Jie Zhang <jie@codesourcery.com>
1582 * reload.h (caller_save_initialized_p): Declare.
1583 * toplev.c (backend_init_target): Don't call
1584 init_caller_save but set caller_save_initialized_p to false.
1585 * caller-save.c (caller_save_initialized_p): Define.
1586 (init_caller_save): Check caller_save_initialized_p.
1587 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1589 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1592 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1593 and soft-fp/t-softfp to tmake_file.
1594 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1595 (LIBGCC2_TF_CEXT): Define.
1598 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1601 * cselib.c (n_useless_values): Document handling of debug locs.
1602 (n_useless_debug_values, n_debug_values): New variables.
1603 (new_elt_loc_list): Don't add to debug values, keep count.
1604 (promote_debug_loc): New.
1605 (cselib_reset_table): Zero new variables.
1606 (entry_and_rtx_equal_p): Promote debug locs.
1607 (discard_useless_locs): Increment n_useless_debug_values for
1609 (remove_useless_values): Adjust n_useless_values and n_debug_values
1610 with n_useless_debug_values.
1611 (add_mem_for_addr): Promote debug locs.
1612 (cselib_lookup_mem): Likewise.
1613 (cselib_lookup_addr): Renamed to...
1614 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1615 (cselib_log_lookup): ... this. Turn into...
1616 (cselib_lookup_addr): ... new wrapper.
1617 (cselib_lookup_from_insn): New.
1618 (cselib_invalidate_regno): Increment n_useless_debug_values for
1620 (cselib_invalidate_mem): Likewise.
1621 (cselib_process_insn): Take n_deleted and n_debug_values into
1622 account to guard remove_useless_value call.
1623 (cselib_finish): Zero n_useless_debug_values.
1624 * cselib.h (cselib_lookup_from_insn): Declare.
1625 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1626 (sched_analyze_2): Likewise.
1628 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1630 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1632 (adjust_mems): Replace narrowing SUBREG of expression containing
1633 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1634 with operations in the narrower mode.
1637 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1638 regs_invalidated_by_call instead all call_used_reg_set registers.
1640 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1643 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1644 pointer comparisons with types_compatible_p.
1645 * tree-vect-stmts.c (vectorizable_call): Same.
1646 (vectorizable_condition): Same.
1648 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1650 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1651 stack check if the mask would be zero.
1653 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1654 Jack Howarth <howarth@bromo.med.uc.edu>
1656 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1659 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1662 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1664 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1665 Include ___unordxf2 and ___unordtf2.
1666 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1669 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1671 * config/lm32/t-lm32: New file.
1672 * config.gcc: Use the above file when targetting lm32.
1674 2010-03-28 Duncan Sands <baldrick@free.fr>
1676 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1678 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1681 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1682 Improve vectorization cost model diagnostic.
1684 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1687 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1688 compute_data_dependences_for_loop returns false, early exit
1689 and output an extra diagnostic for the failed data reference
1692 2010-03-29 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/43560
1695 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1696 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1698 2010-03-29 Jie Zhang <jie@codesourcery.com>
1701 * toplev.c (process_options): Set optimization_default_node
1702 and optimization_current_node.
1703 * opts.c (decode_options): Don't set optimization_default_node
1704 and optimization_current_node.
1706 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1708 * config/rtems.h: Abandon -qrtems_debug.
1710 2010-03-28 Jan Hubicka <jh@suse.cz>
1712 PR tree-optimization/43505
1713 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1714 map should not be copied.
1716 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1719 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1720 cdtors, set DECL_PRESERVE_P.
1721 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1724 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1726 PR tree-optimization/43528
1727 * stor-layout.c (place_field): Check that constant fits into
1728 unsigned HWI when skipping calculation of MS bitfield layout.
1730 2010-03-27 Jan Hubicka <jh@suse.cz>
1733 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1734 notice_global_symbol work.
1736 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1738 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1739 instead of dwarf2out_decl.
1740 (struct var_loc_node): Remove section_label field.
1741 (dwarf2out_function_decl): New function.
1742 (dwarf2out_var_location): Don't set section_label field.
1743 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1745 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1747 PR tree-optimization/43544
1748 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1749 First argument for builtin vectorized function hook is now a
1750 tree to be able to distinguish between machine specific and
1752 * targhooks.c (default_builtin_vectorized_function): Ditto.
1753 * targhooks.h (default_builtin_vectorized_function): Ditto.
1754 * target.h (struct gcc_target): Ditto.
1755 * tree-vect-stmts.c (vectorizable_function): Ditto.
1756 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1757 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1760 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1763 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1764 nested binding iff it is a FUNCTION_DECL.
1765 (store_parm_decls_newstyle): Pass nested=true to bind for
1766 FUNCTION_DECLs amongst parameters.
1768 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1770 * var-tracking.c (vt_expand_loc_callback): Don't run
1771 cselib_expand_value_rtx_cb in dummy mode if
1772 cselib_dummy_expand_value_rtx_cb returned false.
1774 * var-tracking.c (emit_note_insn_var_location): For one part
1775 notes with offset 0, don't add EXPR_LIST around the location.
1776 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1777 add_location_or_const_value_attribute): Adjust for that change.
1780 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1781 into first operand and location into second.
1782 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1783 dw_cfi_oprnd_loc for DW_CFA_expression.
1784 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1785 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1786 assume first argument is regnum and second argument is location.
1788 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1791 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1792 of scratch register to DImode. Split to DImode comparison operator.
1793 Use SImode subreg of scratch register in the multiplication.
1794 (*cmp_sadd_sidi): Ditto.
1795 (*cmp_ssub_si): Ditto.
1796 (*cmp_ssub_sidi): Ditto.
1798 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1802 Remove invalid assert and wrong comment.
1804 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1807 * flags.h (final_insns_dump_p): New extern.
1808 * final.c (final_insns_dump_p): New variable.
1809 (rest_of_clean_state): Set it before -fdump-final-insns=
1810 dumping, clear afterwards.
1811 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1812 MEM_ALIAS_SET on MEMs.
1814 2010-03-26 David S. Miller <davem@davemloft.net>
1816 * configure.ac: Fix sparc GOTDATA_OP bug check.
1817 * configure: Rebuild.
1819 2010-03-26 Alan Modra <amodra@gmail.com>
1821 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1823 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1825 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1826 TLS_SECTION_ASM_FLAG.
1828 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1831 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1832 Clear first_function_block_is_cold.
1835 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1836 argument if the argument is truth_value_p.
1838 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1840 * config/rs6000/constraints.md: Update copyright year for my changes.
1843 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1844 used in reg+reg addressing, swap registers.
1846 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1849 * target.h (struct gcc_target): Add code_end hook.
1850 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1852 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1853 * toplev.c (compile_file): Call targetm.asm_out.code_end
1854 hook before unwind info/debug info output.
1855 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1856 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1857 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1858 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1859 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1860 * config/i386/i386.c (ix86_file_end): Renamed to...
1861 (ix86_code_end): ... this. Make static. Don't call
1862 file_end_indicate_exec_stack. Emit unwind info using
1863 final_start_function/final_end_function.
1864 (darwin_x86_file_end): Remove.
1865 (TARGET_ASM_CODE_END): Define.
1866 * config/i386/i386.h (TARGET_ASM_FILE_END,
1867 NEED_INDICATE_EXEC_STACK): Don't define.
1868 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1869 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1870 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1871 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1874 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1875 at the beginning and final_end_function at the end.
1876 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1878 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1880 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1881 and Sun as TLS syntax.
1882 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1883 * configure: Regenerate.
1884 * config.in: Regenerate.
1885 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1886 (default_elf_asm_named_section): Use it.
1887 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1888 (i386_output_dwarf_dtprel): Likewise.
1889 (output_addr_const_extra): Likewise.
1890 (output_pic_addr_const): Lowercase @GOTTPOFF.
1891 (output_addr_const_extra): Likewise.
1892 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1893 (output_addr_const_extra): Likewise.
1894 (output_pic_addr_const): Lowercase @INDNTPOFF.
1895 (output_addr_const_extra): Likewise.
1896 (output_pic_addr_const): Lowercase @NTPOFF.
1897 (output_addr_const_extra): Likewise.
1898 (output_pic_addr_const): Lowercase @TPOFF.
1899 (output_addr_const_extra): Likewise.
1900 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1901 (*tls_global_dynamic_64): Likewise.
1902 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1903 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1905 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1906 (ASM_OUTPUT_TLS_COMMON): Use it.
1907 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1910 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1911 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1912 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1913 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1914 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1915 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1917 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1919 * config/i386/i386.c (override_options): Don't accept
1920 -mtls-dialect=sun any longer.
1921 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1922 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1923 (*tls_local_dynamic_base_32_sun): Likewise.
1924 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1926 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1929 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1930 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1933 * ira.c (adjust_cleared_regs): New function.
1934 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1938 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1940 * expr.c (expand_expr_real): Restore previous
1941 curr_insn_source_location and curr_insn_block after
1942 expand_expr_real_1 call.
1943 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1944 instead of expand_expr_real_1.
1946 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1948 PR rtl-optimization/43413
1949 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1952 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1955 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1956 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1958 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/i386.c (ix86_target_string): Add -mfma.
1961 Fix a typo in comment.
1963 2010-03-22 Mike Stump <mikestump@comcast.net>
1966 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1967 Don't overly align based upon packed packed fields.
1969 2010-03-22 Jason Merrill <jason@redhat.com>
1971 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1972 Use () rather than [], and move before the element type.
1974 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1976 * doc/configfiles.texi (Configuration Files): Removed
1977 fixinc/Makefile*, intl/Makefile.*.
1978 * doc/makefile.texi: Fixed markup. Abstract from version
1979 control system used.
1980 (Makefile): Removed obsolete gcc/java/parse.y example.
1981 * doc/sourcebuild.texi: Likewise.
1982 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1983 libgomp, libssp. Removed fastjar.
1984 (Miscellaneous Docs): Clarify location.
1985 Added COPYING3, COPYING3.LIB.
1986 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1988 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * config/i386/i386.c (x86_function_profiler)
1992 [!NO_PROFILE_COUNTERS]: Fix typo.
1993 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1996 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1997 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1999 * doc/sourcebuild.texi (Test Directives): Split into six
2000 subsections, with most of the current text in new subsections
2001 Directives, Selectors, and Final Actions.
2002 (Directives): Split list of test directives into multiple
2004 (Selectors): Describe use and syntax of selectors.
2005 (Effective-Target Keywords): Describe all existing keywords.
2006 (Add Options): Describe features for dg-add-options.
2007 (Require Support): Describe variants of dg-require-support.
2008 (Final Actions): Describe commands to use in dg-final.
2010 2010-03-22 Michael Matz <matz@suse.de>
2013 * recog.c (validate_replace_rtx_group): Replace also in
2014 REG_EQUAL and REG_EQUIV notes.
2016 2010-03-22 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/43390
2019 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2020 sure vector extracts are type correct.
2022 2010-03-22 Richard Guenther <rguenther@suse.de>
2025 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2026 x * sqrt (x) even when optimizing for size if the target
2027 has native support for sqrt.
2029 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2031 * varasm.c (make_decl_rtl_for_debug): Also clear
2032 flag_mudflap for the duration of make_decl_rtl call.
2035 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2036 locs from preserved VALUEs.
2038 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2041 * pa.md (movmemsi): Set align to one if zero.
2042 (movmemdi): Likewise.
2044 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2047 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2048 with their corresponding prologue pushes.
2050 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2053 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2054 at the begining or end.
2055 (spu_expand_epilogue): Likewise.
2057 2010-03-20 Richard Guenther <rguenther@suse.de>
2059 PR rtl-optimization/43438
2060 * combine.c (make_extraction): Properly zero-/sign-extend an
2061 extraction of the low part of a CONST_INT. Also handle
2064 2010-03-19 Mike Stump <mikestump@comcast.net>
2066 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2067 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2068 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2070 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2073 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2076 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2078 PR rtl-optimization/42258
2079 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2080 use that may match DEF.
2083 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2084 the cost of loading the constant rather than assuming
2086 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2087 outer code is AND, do the same tests as the andsi3 expander and
2088 return COSTS_N_INSNS (1) if and is cheap.
2090 * optabs.c (avoid_expensive_constant): Fix formatting.
2092 2010-03-19 Michael Matz <matz@suse.de>
2095 * attribs.c (decl_attributes): When rebuilding a function pointer
2096 type use the same qualifiers as the original pointer type.
2098 2010-03-19 Martin Jambor <mjambor@suse.cz>
2100 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2101 and is_gimple_ip_invariant_address.
2103 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2106 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2108 * config/arm/arm.c (arm_override_options): Turn off
2109 flag_dwarf2_cfi_asm for AAPCS variants.
2111 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2114 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2115 Use PRE_MODIFY instead of PRE_DEC.
2116 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2117 (vfp_emit_fstmd): Likewise.
2119 2010-03-19 Michael Matz <matz@suse.de>
2122 * builtins.c (expand_builtin_interclass_mathfn,
2123 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2126 2010-03-19 Richard Guenther <rguenther@suse.de>
2128 PR tree-optimization/43415
2129 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2130 (phi_translate_1): ... this.
2131 (phi_translate): Move all caching here. Cache all NARY
2132 and REFERENCE translations.
2134 2010-03-19 David S. Miller <davem@davemloft.net>
2136 With help from Eric Botcazou.
2137 * config/sparc/sparc.c: Include dwarf2out.h.
2138 (emit_pic_helper): Delete.
2139 (pic_helper_symbol_name): Delete.
2140 (pic_helper_emitted_p): Delete.
2141 (pic_helper_needed): New.
2142 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2143 (get_pc_thunk_name): New.
2144 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2145 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2146 Set pic_helper_needed to true. Don't call emit_pic_helper.
2147 (sparc_expand_prologue): Update load_pic_register call.
2148 (sparc_output_mi_thunk): Likewise.
2149 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2150 thunk if possible. Output CFI information as needed.
2152 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2153 Jack Howarth <howarth@bromo.med.uc.edu>
2156 * config/i386/i386.h: Fix ABI on darwin x86-32.
2158 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2160 * tree.h: Declare make_decl_rtl_for_debug.
2161 * varasm.c (make_decl_rtl_for_debug): New.
2162 * dwarf2out.c (rtl_for_decl_location): Call it.
2163 * cfgexpand.c (expand_debug_expr): Call it.
2165 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2168 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2172 * var-tracking.c (vt_init_cfa_base): Do nothing if
2173 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2175 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2178 * var-tracking.c (canonicalize_vars_star): New.
2179 (dataflow_post_merge_adjust): Use it.
2181 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2184 * var-tracking.c (non_suitable_const): New function.
2185 (add_uses): For DEBUG_INSNs with constants, don't record any
2186 value, instead just the constant value itself.
2187 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2188 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2189 (emit_notes_in_bb): Likewise.
2190 (emit_note_insn_var_location): For onepart variables if
2191 cur_loc is a VOIDmode constant, use DECL_MODE.
2193 2010-03-18 Martin Jambor <mjambor@suse.cz>
2196 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2197 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2198 all non-clones. Moved call redirection...
2199 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2200 (cgraph_materialize_all_clones): Dispose of all
2201 combined_args_to_skip bitmaps.
2202 (verify_cgraph_node): Do not check for edges pointing to wrong
2203 nodes in inline clones.
2204 * tree-inline.c (copy_bb): Call
2205 cgraph_redirect_edge_call_stmt_to_callee.
2206 * ipa.c (cgraph_remove_unreachable_nodes): Call
2207 cgraph_node_remove_callees even when there are used clones.
2209 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2211 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2213 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2216 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2219 2010-03-18 Michael Matz <matz@suse.de>
2222 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2223 into sqrt(x) if we need to preserve signed zeros.
2225 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2226 Eric Botcazou <ebotcazou@adacore.com>
2228 PR rtl-optimization/43360
2229 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2230 note if we don't know its invariant status.
2232 2010-03-18 Michael Matz <matz@suse.de>
2234 PR tree-optimization/43402
2235 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2236 PHI chains of ssa names registered for update.
2238 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2241 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2242 non-offsettable and pre_modify update addressing.
2243 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2244 and "2" alternatives "#".
2245 (*movdd_softfloat32): Make all alternatives "#";
2246 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2247 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2248 (*movdf_softfloat32): Make all alternatives "#";
2249 (movdi): Use the new DIFD mode iterator to create a common splitter
2250 for movdi, movdf and movdd patterns.
2252 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2254 * common.opt (dumpdir): Remove redundant tab.
2256 2010-03-17 Martin Jambor <mjambor@suse.cz>
2258 PR tree-optimization/43347
2259 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2260 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2262 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2264 PR rtl-optimization/42216
2265 * regrename.c (create_new_chain): New function, broken out from...
2266 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2267 appending a use to an empty chain.
2268 (build_def_use): Remove previous changes that convert OP_INOUT to
2269 OP_OUT operands; instead detect the case where an OP_INOUT operand
2270 uses a previously untracked register and create an empty chain for it.
2272 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2274 * doc/extend.texi (Function Attributes): Rewrite unfinished
2275 sentence in ms_abi documentation.
2277 2010-03-17 Alan Modra <amodra@gmail.com>
2279 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2280 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2281 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2282 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2284 2010-03-16 Richard Henderson <rth@redhat.com>
2287 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2288 (lower_try_finally): Save and restore eh_seq around the expansion
2291 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2293 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2294 statements before splitting block.
2296 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2298 * doc/sourcebuild.texi (Testsuites): Fix markup.
2299 Use pathnames relative to gcc/testsuite.
2300 (Test Directives): Move description of how timeout is determined.
2301 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2302 (C Tests): Correct gcc.misc-tests directory.
2303 Framework tests now live in gcc.test-framework.
2305 2010-03-16 Richard Guenther <rguenther@suse.de>
2308 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2309 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2311 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2312 Alexandre Oliva <aoliva@redhat.com>
2314 PR tree-optimization/42917
2315 * lambda-code.c (remove_iv): Skip debug statements.
2316 (lambda_loopnest_to_gcc_loopnest): Likewise.
2317 (not_interesting_stmt): Debug statements are not interesting.
2319 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2323 * cselib.c (cselib_preserve_constants,
2324 cfa_base_preserved_val): New static variables.
2325 (preserve_only_constants): New function.
2326 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2327 clear its REG_VALUES. If cselib_preserve_constants, don't
2328 empty the whole hash table, but preserve there VALUEs with constants,
2329 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2330 (cselib_preserve_cfa_base_value): New function.
2331 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2332 (cselib_init): Change argument to int bitfield. Set
2333 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2335 (cselib_finish): Clear cselib_preserve_constants and
2336 cfa_base_preserved_val.
2337 * cselib.h (enum cselib_record_what): New enum.
2338 (cselib_init): Change argument to int.
2339 (cselib_preserve_cfa_base_value): New prototype.
2340 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2341 * dse.c (dse_step1): Likewise.
2342 * cfgcleanup.c (thread_jump): Likewise.
2343 * sched-deps.c (sched_analyze): Likewise.
2344 * gcse.c (local_cprop_pass): Likewise.
2345 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2346 If FN is non-NULL, call the callback always and whenever it returns
2347 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2348 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2349 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2350 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2351 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2352 * var-tracking.c: Include recog.h.
2353 (bb_stack_adjust_offset): Remove.
2354 (vt_stack_adjustments): Don't call it, instead just gather the
2355 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2356 (adjust_stack_reference): Remove.
2357 (compute_cfa_pointer): New function.
2358 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2359 (struct adjust_mem_data): New type.
2360 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2362 (get_address_mode): New function.
2363 (replace_expr_with_values): Use it.
2364 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2365 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2366 (adjust_sets): Remove.
2367 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2368 Use get_address_mode.
2369 (get_adjusted_src): Remove.
2370 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2371 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2372 (add_with_sets): Don't call adjust_sets.
2373 (fp_setter, vt_init_cfa_base): New functions.
2374 (vt_initialize): Change return type to bool. Move most of pool etc.
2375 initialization to the beginning of the function from end. Pass
2376 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2377 If !frame_pointer_needed, call vt_stack_adjustment before mos
2378 vector is filled, call vt_init_cfa_base if argp/framep has been
2379 eliminated to sp. If frame_pointer_needed and argp/framep has
2380 been eliminated to hard frame pointer, set
2381 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2382 encountering fp setter in the prologue. For MO_ADJUST, call
2383 log_op_type before pusing the op into mos vector, not afterwards.
2384 Call adjust_insn before cselib_process_insn/add_with_sets,
2385 call cancel_changes (0) afterwards.
2386 (variable_tracking_main_1): Adjust for vt_initialize calling
2387 vt_stack_adjustments and returning whether it succeeded or not.
2389 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2391 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2394 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2396 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2398 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2399 drap_reg has not been set.
2401 2010-03-15 Michael Matz <matz@suse.de>
2404 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2405 use it to expand block copies.
2406 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2407 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2408 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2410 2010-03-15 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/43367
2413 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2416 2010-03-15 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/43317
2419 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2421 2010-03-15 Martin Jambor <mjambor@suse.cz>
2423 PR tree-optimization/43141
2424 * tree-sra.c (create_abstract_origin): New function.
2425 (modify_function): Call create_abstract_origin.
2427 2010-03-15 Chris Demetriou <cgd@google.com>
2429 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2432 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2435 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2436 call insert_out_of_ssa_copy for default definitions.
2438 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2440 * graphite-clast-to-gimple.c (my_long_long): Defined.
2441 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2442 * graphite-sese-to-poly.c (my_long_long): Defined.
2443 (scop_ivs_can_be_represented): Use it.
2445 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2447 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2448 graphite-max-bbs-per-function, and loop-block-tile-size.
2449 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2451 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2453 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2455 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2456 forward declaration.
2457 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2458 (add_upper_bounds_from_estimated_nit): New.
2459 (build_loop_iteration_domains): Use it.
2461 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2463 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2465 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2468 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2469 should be an INTEGER_CST. Also handle CASE_CONVERT.
2471 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2473 * graphite.c (graphite_initialize): To bound the number of bbs per
2474 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2475 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2476 * doc/invoke.texi: Document it.
2478 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2480 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2481 * graphite-sese-to-poly.h (build_poly_scop): Same.
2483 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2485 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2486 the number of parameters in the scop. Use as an upper bound
2487 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2488 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2489 * doc/invoke.texi: Document it.
2491 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2493 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2494 * doc/c-tree.texi: Remove.
2495 * doc/generic.texi: Merge c-tree.texi here.
2496 * doc/gccint.texi (Trees): Remove menu entry.
2497 (c-tree.texi): Remove @include.
2498 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2499 * doc/languages.texi (Reading RTL): Ditto.
2501 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2504 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2506 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2509 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2510 code added to work around reload clobbering CONST insns.
2512 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2514 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2515 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2516 (cselib_preserve_only_values): Remove retain argument, don't
2517 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2518 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2519 * var-tracking.c (micro_operation): Move insn field before union.
2520 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2521 (struct variable_tracking_info_def): Remove n_mos field, change
2522 mos into a vector of micro_operations.
2523 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2524 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2525 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2526 changing into a vector.
2527 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2528 come before all other uops generated by add_stores.
2529 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2531 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2532 a vector. Run just one pass over the bbs instead of separate counting
2533 and computation phase.
2534 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2537 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2538 into *nonlocalized_list vector.
2539 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2540 even if origin is non-NULL.
2541 (gen_variable_die): Likewise.
2542 (process_scope_var): Don't change origin.
2543 (gen_decl_die): Likewise.
2544 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2545 before adding new edges instead of after it, fix moving over
2548 2010-03-11 David S. Miller <davem@davemloft.net>
2550 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2552 * configure: Rebuild.
2554 2010-03-11 Martin Jambor <mjambor@suse.cz>
2556 PR tree-optimization/43257
2557 * tree.c (assign_assembler_name_if_neeeded): New function.
2558 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2560 * tree.h (assign_assembler_name_if_neeeded): Declare.
2561 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2562 the function if needed.
2564 2010-03-11 Chris Demetriou <cgd@google.com>
2566 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2567 include/stdint-gcc.h, and include/stdint.h world-readable.
2569 2010-03-11 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/43255
2572 * tree-vrp.c (process_assert_insertions_for): Do not insert
2573 asserts for trivial conditions.
2575 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2577 PR tree-optimization/43280
2578 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2579 generation. Move calculation of size out of the if branch.
2580 (find_bswap): Modify compare number generation.
2582 2010-03-11 Richard Guenther <rguenther@suse.de>
2585 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2586 (input_gimple_stmt): Fixup handled component types during
2587 operand read. Also fix up decls in ADDR_EXPRs.
2589 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2591 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2592 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2594 2010-03-10 Jan Hubicka <jh@suse.cz>
2597 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2598 * varasm.c (get_variable_section): Don't do that here...
2599 (make_decl_rtl): ... and here.
2600 (do_assemble_alias): Produce decl RTL.
2601 (assemble_alias): Likewise.
2603 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2606 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2607 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2609 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2610 (based_loc_descr): Only express drap or vdrap regno based expressions
2611 using DW_OP_fbreg when not optimizing.
2612 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2613 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2614 REG_CFA_SET_VDRAP note.
2616 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2618 PR tree-optimization/43236
2619 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2620 error in calculation of base address in reverse iteration case.
2621 (generate_builtin): Take number of latch executions if the statement
2624 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2627 * tree-eh.c: Include pointer-set.h.
2628 (lower_eh_dispatch): Filter out duplicate case labels and
2629 remove the unneeded edge when the label is unused. Return
2630 true when some edges are removed.
2631 (execute_lower_eh_dispatch): When any lowering resulted in
2632 removing an edge, also delete unreachable blocks.
2634 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2637 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2638 UNSPEC_MACHOPIC_OFFSET.
2640 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2643 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2644 (m68k_delegitimize_address): New function.
2646 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2649 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2652 * var-tracking.c (adjust_sets): New function.
2653 (count_with_sets, add_with_sets): Use it.
2654 (get_adjusted_src): New inline function.
2655 (add_stores): Use it.
2658 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2659 call cselib_dummy_expand_value_rtx_cb instead of
2660 cselib_expand_value_rtx_cb.
2663 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2664 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2665 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2666 and .cfi_endproc around the pic thunks.
2667 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2668 all queued unwind info register saves are saved before the call.
2669 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2670 considered as sp-=4 for unwind info and the pop as sp+=4 which
2671 also clobbers dest, but doesn't actually restore it.
2674 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2675 RTX_FRAME_RELATED_P.
2677 2010-03-09 Jie Zhang <jie@codesourcery.com>
2679 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2680 whitespaces in output template.
2682 2010-03-09 Jie Zhang <jie@codesourcery.com>
2684 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2687 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2689 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2690 builtins.exp in a separate job.
2692 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2694 * graphite-sese-to-poly.c (add_param_constraints): Use
2695 lower_bound_in_type and upper_bound_in_type.
2697 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2699 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2700 instead of unsigned_type_node.
2702 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2703 Reza Yazdani <reza.yazdani@amd.com>
2706 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2707 on pointer type parameters.
2709 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2713 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2714 handle conversions from pointer to integers.
2715 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2716 induction variable, to be able to work with code generated by CLooG.
2717 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2718 (build_poly_scop): Bail out if we cannot codegen a loop.
2720 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2722 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2723 code generation with gloog_error.
2725 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2727 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2728 Call fold_convert on all the returned values.
2729 (expand_scalar_variables_expr): Pass to
2730 expand_scalar_variables_ssa_name the type of the resulting expression.
2732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2734 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2735 ppl_min_for_le_pointset.
2736 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2737 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2739 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2741 * graphite-dependences.c (map_into_dep_poly): Removed.
2742 (dependence_polyhedron_1): Use combine_context_id_scat.
2744 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2746 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2747 (struct poly_bb): Same.
2748 (combine_context_id_scat): New.
2750 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2753 * sese.c (name_defined_in_loop_p): Return false for default
2756 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2758 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2759 and clean up the logic.
2761 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2763 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2766 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2768 * var-tracking.c (remove_cselib_value_chains): Define only for
2770 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2771 delete_slot_part, emit_notes_for_differences_1): Don't call
2772 remove_cselib_value_chains here.
2773 (set_slot_part, emit_notes_for_differences_2): Don't call
2774 add_cselib_value_chains here.
2775 (preserved_values): New vector.
2776 (preserve_value): New function.
2777 (add_uses, add_stores, vt_add_function_parameters): Use it
2778 instead of cselib_preserve_value.
2779 (changed_values_stack): New vector.
2780 (check_changed_vars_0): New function.
2781 (check_changed_vars_1, check_changed_vars_2): Use it.
2782 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2783 changed_values_stack VALUEs.
2784 (vt_emit_notes): For all preserved_values call
2785 add_cselib_value_chains. If ENABLE_CHECKING call
2786 remove_cselib_value_chains before verifying value_chains is empty.
2787 Initialize and free changed_values_stack.
2788 (vt_initialize): Initialize preserved_values.
2789 (vt_finalize): Free preserved_values.
2791 2010-03-08 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/43269
2794 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2797 2010-03-08 Martin Jambor <mjambor@suse.cz>
2799 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2800 (ipa_is_param_called): Removed.
2801 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2802 (ipa_print_node_params): Do not print the called flag.
2803 (ipa_write_node_info): Do not stream the called flag.
2804 (ipa_read_node_info): Likewise.
2806 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2809 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2810 * cselib.c (struct expand_value_data): Add dummy field.
2811 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2813 (cselib_dummy_expand_value_rtx_cb): New function.
2814 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2816 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2817 * var-tracking.c: Include pointer-set.h.
2818 (variable): Change n_var_parts to char from int. Add
2819 cur_loc_changed and in_changed_variables fields.
2820 (variable_canonicalize): Remove.
2821 (shared_var_p): New inline function.
2822 (unshare_variable): Maintain cur_loc_changed and
2823 in_changed_variables fields. If var was in changed_variables,
2824 replace it there with new_var. Just copy cur_loc instead of
2825 resetting it to something else.
2826 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2827 (dataflow_set_union): Don't call variable_canonicalize.
2828 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2829 of their DEBUG_EXPR_TREE_DECLs.
2830 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2831 and in_changed_variables and cur_loc_changed is false.
2832 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2833 and cur_loc_changed. Don't update cur_loc here.
2834 (variable_merge_over_src): Don't call variable_canonicalize.
2835 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2836 removing loc that is equal to cur_loc, clear cur_loc,
2837 set cur_loc_changed and ensure variable_was_changed is called.
2838 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2839 compare pointers in cur_loc check, if it is equal to loc,
2840 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2841 (variable_different_p): Remove compare_current_location argument,
2842 don't compare cur_loc.
2843 (dataflow_set_different_1): Adjust variable_different_p caller.
2844 (variable_was_changed): If dv had some var in changed_variables
2845 already, reset in_changed_variables flag for it and propagate
2846 cur_loc_changed over to the new variable. On empty var
2847 always set cur_loc_changed. Set in_changed_variables on whatever
2848 var is added to changed_variables.
2849 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2850 Use shared_var_p. When removing loc that is equal to cur_loc,
2851 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2852 end, don't set it to something else, just call variable_was_changed.
2853 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2854 loc being removed, clear cur_loc and set cur_loc_changed.
2855 Set cur_loc_changed if all locations have been removed.
2856 (struct expand_loc_callback_data): New type.
2857 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2858 allocated. Always create SUBREGs if simplify_subreg failed.
2859 Prefer to use cur_loc, when that fails and still in
2860 changed_variables (and seen first time) recompute it. Set
2861 cur_loc_changed of variables which had to change cur_loc and
2862 compute elcd->cur_loc_changed if any of the subexpressions used
2863 had to change cur_loc.
2864 (vt_expand_loc): Adjust to pass arguments in
2865 expand_loc_callback_data structure.
2866 (vt_expand_loc_dummy): New function.
2867 (emitted_notes): New variable.
2868 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2869 that weren't used for any other decl in current
2870 emit_notes_for_changes call call vt_expand_loc_dummy to update
2871 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2872 first loc_chain location if NULL before. Always use just
2873 cur_loc instead of first loc_chain location. When cur_loc_changed
2874 is false, when not --enable-checking=rtl just don't emit any note.
2875 When rtl checking, compute the note and assert it is the same
2876 as previous note. Clear cur_loc_changed and in_changed_variables
2877 at the end before removing from changed_variables.
2878 (check_changed_vars_3): New function.
2879 (emit_notes_for_changes): Traverse changed_vars to call
2880 check_changed_vars_3 on each changed var.
2881 (emit_notes_for_differences_1): Clear cur_loc_changed and
2882 in_changed_variables. Recompute cur_loc of new_var.
2883 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2884 (vt_emit_notes): Initialize and destroy emitted_notes.
2886 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2888 PR rtl-optimization/42220
2889 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2890 Use verify_reg_tracked to determine if we should use OP_OUT rather
2892 (build_def_use): If we see an in-out operand for a register that we
2893 know nothing about, treat is an output if possible, fail the block if
2896 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2899 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2902 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2905 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2906 uses of relevant DEFs that are dead outside the loop too.
2908 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2910 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2912 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2914 * var-tracking.c (values_to_unmark): New variable.
2915 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2916 values_to_unmark vector. Moved body to...
2917 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2918 instead queue it into values_to_unmark vector.
2919 (vt_find_locations): Free values_to_unmark vector.
2921 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2923 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2924 (site.exp): Export them when plugins are enabled.
2926 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2929 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2931 (chrec_fold_multiply): Same.
2933 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2936 * c-decl.c (build_compound_literal): Return early if init is
2939 2010-03-04 Martin Jambor <mjambor@suse.cz>
2941 PR tree-optimization/43164
2942 PR tree-optimization/43191
2943 * tree-sra.c (type_consists_of_records_p): Reject records with
2944 zero-size bit-fields at the end.
2946 2010-03-04 Mike Stump <mikestump@comcast.net>
2948 * Makefile.in (TAGS): Remove *.y.
2950 2010-03-04 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/40761
2953 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2955 (my_rev_post_order_compute): New function.
2956 (init_pre): Call it.
2958 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2961 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2962 decrease the cost of an IV candidate when the cost is infinite.
2964 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2966 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2967 Use '3DNow!' for the extension of that name, ensure normal space
2969 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2971 2010-03-03 Jeff Law <law@redhat.com>
2973 * PR middle-end/32693
2974 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2975 than gen_rtx_SUBREG.
2976 (extract_bit_field_1): Likewise.
2978 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2980 * doc/sourcebuild.texi (Test directives): Document that arguments
2981 include-opts and exclude-opts are now optional for dg-skip-if,
2982 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2984 2010-03-03 Jason Merrill <jason@redhat.com>
2987 * cgraph.h (varpool_node): Add extra_name field.
2988 * varpool.c (varpool_extra_name_alias): New.
2989 (varpool_assemble_decl): Emit extra name aliases.
2990 (varpool_mark_needed_node): Look past an extra name alias.
2991 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2992 * lto-streamer-in.c (lto_input_tree): Read it.
2993 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2995 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2997 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2998 (sparc*-*-solaris2*): ...this.
3000 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3003 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3004 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3005 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3006 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3009 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3010 fallthrough to default handling, just with want_address 0 instead of 2.
3011 For single element lists, add_AT_loc directly, otherwise create an
3012 artificial variable DIE and stick location list to it.
3015 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3016 (VAL_EXPR_HAS_REVERSE): Define.
3017 (reverse_op): New function.
3018 (add_stores): For reversible operations add an extra MO_VAL_USE.
3020 2010-03-02 Jason Merrill <jason@redhat.com>
3022 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3024 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3026 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3027 (sparc64-*-linux*): Likewise.
3028 (sparc64-*-solaris2*): Include assembler files before linker ones.
3029 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3030 * config/sparc/gas.h: Delete.
3031 * config/sparc/sol2-64.h: Add copyright notice.
3032 * config/sparc/sol2-gas-bi.h: Likewise.
3033 * config/sparc/sol2-gld.h: Likewise.
3034 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3035 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3036 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3037 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3038 (sparc_elf_asm_named_section): Rename into...
3039 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3041 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3043 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3045 2010-03-02 Jeff Law <law@redhat.com>
3048 * reload1.c (rtx_p, substitute_stack): Declare.
3049 (substitute): Record addresses of changed rtxs.
3050 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3051 Restore the original rtx when complete.
3052 (reload): Free subsitute_stack when complete.
3054 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3056 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3057 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3059 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3060 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3061 Torture Tests): Change from subsection to section.
3063 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3064 Steven Bosscher <steven@gcc.gnu.org>
3066 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3069 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3072 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3073 the assignment from the new induction variable to the assignment
3074 of the value from the original loop PHI function.
3076 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3077 Daniel Jacobowitz <dan@codesourcery.com>
3079 * doc/sourcebuild.texi (Test directives): Clarify options to
3082 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3084 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3085 Disable cfi directives unless GCC and gas agree on using read-only
3086 .eh_frame sections for 64-bit.
3087 * configure: Regenerate.
3089 2010-03-01 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/43220
3092 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3093 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3095 2010-03-01 Richard Guenther <rguenther@suse.de>
3096 Martin Jambor <mjambor@suse.cz>
3099 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3100 gimplified parameters.
3102 2010-03-01 Christian Bruel <christian.bruel@st.com>
3104 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3106 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3108 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3110 2010-03-01 Richard Guenther <rguenther@suse.de>
3113 * expr.c (expand_assignment): Use the alias-oracle to tell
3114 if the rhs aliases the result decl.
3116 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3119 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3120 to sol_gt_pch_get_address.
3121 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3122 64-bit, SPARC and x86.
3123 (sol_gt_pch_get_address): New function.
3125 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3127 * toplev.h (inform_n, error_n): Declare.
3128 * diagnostic.c (inform_n, error_n): New function.
3130 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3132 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3133 has no rtl yet when processing local_decls, queue it and recheck
3134 if deferred stack allocation hasn't assigned it rtl.
3136 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3138 * config/sh/sh.c (unspec_bbr_uid): New.
3139 (gen_block_redirect): Use it instead of INSN_UID.
3140 (gen_far_branch): Likewise.
3142 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3144 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3145 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3147 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3149 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3150 (Warning Options): -Wno-conversion-null is valid for
3151 Objective-C++ as well.
3152 * doc/tm.texi (Named Address Spaces): Likewise.
3153 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3154 * doc/tree-ssa.texi (Tree SSA): Likewise.
3156 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3159 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3160 by default. Don't set the default arch for
3161 i[34567]86-*-darwin*|x86_64-*-darwin*.
3163 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3166 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3167 default. Set the default 32bit/64bit archs with $with_arch
3168 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3170 2010-02-27 Richard Guenther <rguenther@suse.de>
3172 PR tree-optimization/43186
3173 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3174 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3175 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3176 unroller iterations.
3178 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3180 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3181 required and i[34567]86-*-* targets don't support 64bit ISA.
3183 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3186 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3189 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3191 * config.gcc: Set the default arch at least to Prescott for
3192 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3193 if SSE math is enabled.
3195 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3197 * diagnostic.c (diagnostic_initialize): Update.
3198 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3200 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3201 (diagnostic_inhibit_notes): New.
3202 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3204 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3207 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3208 * doc/standards.texi: Likewise.
3209 * doc/extend.texi: Likewise.
3210 * doc/trouble.texi: Likewise.
3211 * doc/cppopts.texi: Likewise.
3212 * doc/install.texi: Likewise.
3213 * c.opt (std=c90,std=gnu90): New options.
3214 * c-opts.c (c_common_handle_option): Handle them.
3216 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3219 * c-decl.c (undeclared_variable): Use an informative note.
3221 2010-02-26 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/43186
3224 * gimple.h (gimple_fold): Remove.
3225 * gimple.c (gimple_fold): Remove. Inline into single user ...
3226 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3227 Try harder for conditions.
3229 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3232 * function.c (used_types_insert): Don't skip through named pointer
3233 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3234 and it is different from the main variant's type.
3236 2010-02-26 Nick Clifton <nickc@redhat.com>
3238 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3240 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3242 * config.gcc: Support --with-fpmath=sse for x86.
3244 * config/i386/ssemath.h: New.
3246 * doc/install.texi (--with-fpmath=sse): Documented.
3248 2010-02-26 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/43188
3251 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3252 vector types of over-aligned element type.
3254 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3258 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3260 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3262 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3264 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3266 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3267 * var-tracking.c: Include diagnostic.h.
3268 (debug_dv): New function.
3269 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3272 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3273 (add_value_chain, add_value_chains, remove_value_chain,
3274 remove_value_chains): Handle DEBUG_EXPRs.
3275 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3278 * regcprop.c (struct queued_debug_insn_change): New type.
3279 (struct value_data_entry): Add debug_insn_changes field.
3280 (struct value_data): Add n_debug_insn_changes field.
3281 (debug_insn_changes_pool): New variable.
3282 (free_debug_insn_changes, apply_debug_insn_changes,
3283 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3284 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3285 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3287 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3289 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3290 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3291 changes, call cprop_find_used_regs via note_stores.
3292 (copyprop_hardreg_forward): When copying vd from predecessor
3293 which has any queued DEBUG_INSN changes, make sure the pointers are
3294 cleared. At the end call df_analyze and then if there are any
3295 DEBUG_INSN changes queued at the end of some basic block for still
3296 live registers, apply them.
3297 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3299 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3301 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3304 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3306 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3307 targets. Set the default with_cpu/with_arch from arch/cpu.
3308 Allow x86-64 and native for with_cpu/with_arch.
3310 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3312 * ebitmap.c: Change calls to verify_popcount with calls to
3313 sbitmap_verify_popcount.
3314 (ebitmap_clear_bit): Fixed map->cacheindex test and
3315 map>cache update when bit clearing results in an empty
3318 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3321 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3322 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3323 and support both V2DF and V2DI modes.
3324 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3325 support both V2DF and V2DI modes.
3326 (general): Delete trailing whitespace from a few patterns.
3328 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3329 V2DF/V2DI interleave high/low builtins.
3331 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3334 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3335 interleave high/low functions.
3337 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3339 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3340 #pragma extern_prefix.
3342 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3345 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3346 BLKmode, assert op0 is a MEM and just adjust its mode.
3349 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3350 if bitpos isn't multiple of mode's bitsize.
3352 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3354 * c.opt (-ftemplate-depth=): New.
3355 (-ftemplate-depth-): Deprecate.
3356 * optc-gen.awk: Handle -ftemplate-depth=.
3357 * opth-gen.awk: Likewise.
3358 * c-opts.c (c_common_handle_option): Likewise.
3359 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3361 2010-02-24 Jason Merrill <jason@redhat.com>
3363 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3365 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3367 * cfg.c (alloc_aux_for_block): Remove inline.
3368 (alloc_aux_for_edge): Likewise.
3370 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3372 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3374 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3376 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3377 * config/i386/sol2-gas.h: New file.
3378 * config.gcc (i[34567]86-*-solaris2*): Use it.
3380 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3383 * c-typeck.c (ep_convert_and_check): New.
3384 (build_conditional_expr): Use it.
3385 (build_binary_op): Likewise.
3387 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3389 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3392 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3393 bounds even for -O+.
3394 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3395 expr needs to have DECL_NAME set.
3397 2010-02-24 Nick Clifton <nickc@redhat.com>
3399 * config/mep/mep.c: Include gimple.h.
3400 (mep_function_uses_sp): Delete unused function.
3401 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3402 parameters. Use unsigned integers to count args. Return a
3403 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3405 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3408 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3409 greater or equal to nelt instead of 2 * nelt.
3410 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3413 2010-02-23 Jason Merrill <jason@redhat.com>
3416 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3417 in cfun->local_decls even if they have register types.
3420 * stor-layout.c (place_field): Don't warn about unnecessary
3421 DECL_PACKED if the type is packed.
3423 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3426 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3427 GOTOFF relocs, even when the base reg isn't pic pointer.
3429 2010-02-23 Michael Matz <matz@suse.de>
3432 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3433 (expand_gimple_basic_block): Generate and use debug temps if there
3434 are debug uses left after the last real use of TERed ssa names.
3435 Unlink debug immediate uses when they are expanded.
3437 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3440 * config/i386/i386.c (override_options): Reorganise to provide
3441 better error messages.
3443 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3446 * graphite-scop-detection.c (create_single_exit_edge): Move
3447 the call to find_single_exit_edge to....
3448 (create_sese_edges): ...here. Don't handle multiple edges
3449 exiting the function.
3450 (build_graphite_scops): Don't handle multiple edges
3451 exiting the function.
3453 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3456 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3457 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3459 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3462 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3464 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3467 * c-typeck.c (convert_arguments): Print declaration location.
3468 * c-common.c (validate_nargs): Rename as
3469 builtin_function_validate_nargs.
3470 (check_builtin_function_arguments): Update.
3472 2010-02-22 Richard Guenther <rguenther@suse.de>
3475 * tree-inline.c (declare_return_variable): Use the type of
3476 the call stmt lhs if available.
3478 2010-02-22 Duncan Sands <baldrick@free.fr>
3480 * passes.c (register_pass): Always consider all pass lists when
3481 ref_pass_instance_number is zero.
3483 2010-02-22 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/42749
3486 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3487 parameter. Do arithmetic in the original type.
3488 (update_accumulator_with_ops): Likewise.
3489 (adjust_accumulator_values): Adjust.
3491 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3493 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3494 (QI to BLKmode splitter): New splitter.
3496 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3498 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3499 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3501 2010-02-22 Richard Guenther <rguenther@suse.de>
3503 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3505 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3507 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3508 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3509 ($(T)crti.o, $(T)crtn.o): Remove rules.
3511 2010-02-21 Tobias Burnus <burnus@net-b.de>
3514 * doc/invoke.texi (-fassociative-math): Document that this
3515 option is automatically enabled for Fortran.
3517 2010-02-20 David S. Miller <davem@davemloft.net>
3519 * configure.ac: Test if linker and assembler properly support
3520 GOTDATA_OP relocations.
3521 * configure: Rebuild.
3522 * config.in: Likewise.
3523 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3524 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3525 (movsi_high_pic): Likewise.
3526 (movdi_lo_sum_pic): Likewise.
3527 (movdi_high_pic): Likewise.
3528 (movsi_pic_gotdata_op): New pattern.
3529 (movdi_pic_gotdata_op): Likewise.
3530 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3531 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3533 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3537 attribute to ssemul.
3538 (xop_mulv2div2di3_high): Ditto.
3540 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3543 * c.opt (Wconversion-null): New option.
3544 * doc/invoke.texi (Wconversion-null): Document.
3546 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3548 * common.opt (Wlarger-than-): Add Undocumented.
3550 2010-02-19 Mike Stump <mikestump@comcast.net>
3552 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3554 2010-02-19 Jason Merrill <jason@redhat.com>
3557 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3558 * configure: Likewise.
3560 2010-02-20 Alan Modra <amodra@gmail.com>
3563 * cgraph.h (cgraph_make_decl_local): Declare.
3564 * cgraph.c (cgraph_make_decl_local): New function.
3565 (cgraph_make_node_local): Use it.
3566 * cgraphunit.c (cgraph_function_versioning): Likewise.
3567 * ipa.c (function_and_variable_visibility): Likewise.
3569 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3572 * except.c (sjlj_emit_function_enter): Don't call
3573 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3575 * rtl.h (add_reg_br_prob_note): Remove prototype.
3577 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3580 * c-common.c (conversion_warning): Remove widening conversions
3581 before checking the conversion of integers to reals.
3583 2010-02-19 Mike Stump <mikestump@comcast.net>
3586 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3589 * cgraphunit.c (process_function_and_variable_attributes): Check
3590 DECL_PRESERVE_P instead of looking up attribute "used".
3591 * ipa-pure-const.c (check_decl): Likewise.
3592 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3593 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3594 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3595 instead of attribute "used".
3596 * config/sol2-c.c (solaris_pragma_init): Likewise.
3597 (solaris_pragma_fini): Likewise.
3599 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3601 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3602 Use XCNEW instead of xcalloc.
3603 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3604 XNEW instead of xmalloc.
3605 (get_fields): Use XNEWVEC instead of xmalloc.
3608 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3609 populate vars array.
3610 (create_new_general_access): For debug stmts just reset value.
3611 (get_stmt_accesses): For accesses within debug stmts just record them
3612 using add_access_to_acc_sites instead of preventing the peeling or
3613 counting them as accesses.
3616 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3618 2010-02-19 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/42916
3621 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3624 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3626 * configure.ac: Replace all uses of changequote in macro arguments
3627 with proper quoting.
3629 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3632 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3634 2010-02-19 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/42944
3637 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3638 test for aliasing with errno.
3640 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3643 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3644 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3645 * dojump.c: Include output.h.
3646 (inv): New inline function.
3647 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3648 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3649 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3650 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3651 argument, pass it down to other calls.
3652 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3653 add REG_BR_PROB note to the conditional jump.
3654 * cfgexpand.c (add_reg_br_prob_note): Removed.
3655 (expand_gimple_cond): Don't call it, add the probability
3656 as last argument to jumpif_1/jumpifnot_1.
3657 * Makefile.in (dojump.o): Depend on output.h.
3658 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3660 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3661 * stmt.c (do_jump_if_equal): Likewise.
3662 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3663 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3664 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3666 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3667 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3668 jumpifnot_1 callers.
3669 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3671 (store_expr): Adjust jumpifnot caller.
3672 (store_constructor): Adjust jumpif caller.
3675 * gimplify.c (gimple_boolify): For __builtin_expect call
3676 gimple_boolify also on its first argument.
3678 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3680 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3682 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3683 * configure: Regenerated.
3685 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3687 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3688 lang_hooks.types_compatible_p instead of comptypes.
3690 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3692 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3693 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3694 if __prefer_thumb__ is defined.
3696 2010-02-18 Martin Jambor <mjambor@suse.cz>
3698 PR tree-optimization/43066
3699 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3700 array with zero-sized element type.
3702 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3704 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3705 rtx, allocate struct var_loc_node here and return it to the
3706 caller, and only if it is actually needed.
3707 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3708 move it earlier and return immediately if it returns NULL.
3710 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3712 * config/sparc/gas.h: New file. Restore
3713 TARGET_ASM_NAMED_SECTION to its ELF default.
3714 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3716 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3717 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3718 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3719 after sparc/sysv4.h.
3721 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3723 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3725 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3727 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3728 patterns from predicated pattern.
3730 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3734 for insn mnemonic suffix.
3736 2010-02-17 Richard Guenther <rguenther@suse.de>
3738 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3741 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3744 * caller-save.c (save_call_clobbered_regs): If BB ends with
3745 a DEBUG_INSN, move any notes in between last real insn and the last
3746 DEBUG_INSN after the last DEBUG_INSN.
3748 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3750 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3751 Fix return type. Fix argument type. Explain meaning of return value.
3753 2010-02-16 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/41043
3756 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3757 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3759 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3761 2010-02-16 Ira Rosen <irar@il.ibm.com>
3763 PR tree-optimization/43074
3764 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3765 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3766 vectorizable cycles in hybrid SLP check.
3767 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3769 2010-02-16 Richard Guenther <rguenther@suse.de>
3771 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3772 (true_dependence): If memrefs_conflict_p computes must-alias
3773 trust it. Move TBAA check after offset-based disambiguation.
3774 (canon_true_dependence): Likewise.
3776 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3778 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3779 * doc/invoke.texi: Document it.
3780 * var-tracking.c: Include toplev.h and params.h.
3781 (vt_find_locations): Return bool indicating success. Compute
3782 hash sizes unconditionally. Check new parameter, report.
3783 (variable_tracking_main_1): Check vt_find_locations results and
3784 retry. Renamed from...
3785 (variable_tracking_main): ... this. New wrapper to preserve
3786 flag_var_tracking_assignments.
3787 * Makefile.in (var-tracking.o): Adjust dependencies.
3789 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3790 Jakub Jelinek <jakub@redhat.com>
3793 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3794 if weak_import attribute is present.
3795 * config/darwin.c (machopic_select_section): Likewise.
3797 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3799 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3800 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3801 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3802 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3804 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3806 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3809 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3810 Rewrite text to refer to the names.
3812 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3814 * config/i386/i386-builtin-types.def
3815 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3816 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3817 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3818 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3819 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3820 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3821 IX86_BUILTIN_VPERMIL2PS256.
3822 (MULTI_ARG_4_DF2_DI_I): Defined.
3823 (MULTI_ARG_4_DF2_DI_I1): Defined.
3824 (MULTI_ARG_4_SF2_SI_I): Defined.
3825 (MULTI_ARG_4_SF2_SI_I1): Defined.
3826 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3827 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3828 __builtin_ia32_vpermil2ps256.
3829 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3830 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3831 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3832 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3833 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3834 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3835 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3836 CODE_FOR_xop_vpermil2v8sf3.
3837 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3838 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3839 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3840 (_mm256_permute2_pd): New.
3841 (_mm_permute2_ps): New.
3842 (_mm256_permute2_ps): New.
3844 2010-02-15 Nick Clifton <nickc@redhat.com>
3846 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3847 boolean parameters. Use emit_jump_insn when emitting a pop
3848 instruction containing a return insn.
3849 (push): Use 'true' rather than '1' as second parameter to F.
3850 (h8300_expand_prologue): Likewise.
3851 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3852 (h8300_expand_epilogue): Likewise.
3854 2010-02-15 Richard Guenther <rguenther@suse.de>
3857 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3860 2010-02-15 Nick Clifton <nickc@redhat.com>
3862 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3865 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3867 * intl.c (fake_ngettext): New function.
3868 * intl.h (fake_ngettext): Declare.
3869 (ngettext): Define macro.
3870 * collect2.c (notice_translated): New function.
3871 (main): Use notice_translated and ngettext.
3872 * collect2.h (notice_translated): Declare.
3874 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3876 * reorg.c (delete_computation): Comment fixes.
3877 * caller-save.c (setup_save_areas): Idem.
3878 * sel-sched-dump.c (dump_lv_set): Idem.
3881 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3883 * config/s390/s390.c (s390_sched_init): New function.
3884 (TARGET_SCHED_INIT): Target hook defined.
3886 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3887 Jack Howarth <howarth@bromo.med.uc.edu>
3888 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3891 Partial revert of unintended change in fix for PR41605.
3892 * config/darwin.h: Fix typo.
3893 * config/darwin9.h: Same.
3895 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3897 * c-pch.c (pch_init): Clear v.
3899 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3902 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3903 graphite_can_represent_init for MULT_EXPR.
3905 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3909 * graphite-sese-to-poly.c (remove_phi): New.
3910 (translate_scalar_reduction_to_array): Call remove_phi.
3912 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3915 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3916 * graphite-clast-to-gimple.h (gloog): Update declaration.
3917 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3918 * graphite-poly.h (struct poly_bb): Add missing comments.
3919 (struct scop): Add poly_scop_p field.
3921 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3922 * graphite.c (graphite_transform_loops): Build the polyhedral
3923 representation for each scop before code generation.
3924 * sese.c (rename_variables_in_operand): Removed.
3925 (rename_variables_in_expr): Return the renamed expression.
3926 (rename_sese_parameters): New.
3927 * sese.h (rename_sese_parameters): Declared.
3929 2010-02-11 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/42998
3932 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3933 POINTER_PLUS_EXPR properly.
3935 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3936 Changpeng Fang <changpeng.fang@amd.com>
3939 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3940 the cost of an IV candidate when the IV is used in a test against zero.
3942 * gcc.dg/tree-ssa/ivopts-3.c: New.
3944 2010-02-11 Richard Guenther <rguenther@suse.de>
3947 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3948 pointer-vs-decl case by swapping refs. Handle some cases
3949 of pointer-vs-decl disambiguations more conservatively.
3950 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3951 to false after expanding.
3953 2010-02-11 Richard Guenther <rguenther@suse.de>
3956 * gcc.c (process_command): Handle LTO file@offset case more
3959 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3961 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3962 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3964 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3966 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3967 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3968 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3969 Optimize eq/ne comparisons when both arguments are known to be
3971 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3972 Don't mask operands unnecessarily if they are known to be already
3975 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3977 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3980 2010-02-10 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/43017
3983 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3984 for wrapping signed arithmetic.
3986 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3989 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3990 if no debug info should be emitted for it.
3992 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3994 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3995 note when flag_exceptions is set.
3997 2010-02-10 Duncan Sands <baldrick@free.fr>
3999 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4001 2010-02-10 Richard Guenther <rguenther@suse.de>
4004 * tree.c (get_unwidened): Handle constants.
4005 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4007 2010-02-10 Martin Jambor <mjambor@suse.cz>
4010 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4011 check for variable argument counts independently.
4013 2010-02-10 Christian Bruel <christian.bruel@st.com>
4016 * config/sh/sh.c (find_barrier): Increase length for non delayed
4017 conditional branches.
4019 2010-02-10 Christian Bruel <christian.bruel@st.com>
4021 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4023 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4025 * builtins.c (set_builtin_user_assembler_name): Also handle
4026 ffs if int is smaller than word.
4028 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4031 * ira-conflicts.c (get_dup): Remove.
4032 (process_reg_shuffles): Add new parameter. Use it as an
4033 additional guard for copy generation.
4034 (add_insn_allocno_copies): Rewrite.
4036 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4038 * common.opt (fsched2-use-traces): Preserved for backward
4040 * doc/invoke.texi: Remove the documentation about option
4041 -fsched2-use-traces.
4042 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4043 flag_sched2_use_traces.
4044 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4045 the backward compatibility flag section.
4047 2010-02-09 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/43008
4050 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4051 make HEAP variables initialized from global memory if they
4052 are not known builtin functions.
4053 (find_func_aliases): Adjust.
4055 2010-02-09 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/43000
4058 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4059 arithmetic manually.
4061 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4063 PR tree-optimization/42931
4064 * tree-loop-linear.c (try_interchange_loops): Don't call
4065 double_int_mul if estimated_loop_iterations failed.
4067 2010-02-08 Martin Jambor <mjambor@suse.cz>
4070 * tree-sra.c (build_accesses_from_assign): Do not mark in
4071 should_scalarize_away_bitmap if stmt has volatile ops.
4072 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4075 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4077 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4079 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4081 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4084 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4087 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4089 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4092 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4093 to unknown_dependence.
4094 (graphite_legal_transform_dr): Handle the unknown_dependence.
4095 (graphite_carried_dependence_level_k): Same.
4097 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4099 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4101 2010-02-07 Richard Guenther <rguenther@suse.de>
4104 * expr.c (get_inner_reference): Always initialize *pbitsize.
4106 2010-02-07 Richard Guenther <rguenther@suse.de>
4109 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4110 new ARRAY_REFs on variable size element or minimal index arrays.
4112 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4113 gimple_fold_indirect_ref.
4115 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4118 * arm.c (arm_override_options): Just return if the user has specified
4119 an invalid fpu name.
4121 2010-02-03 Jason Merrill <jason@redhat.com>
4124 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4125 i386_pe_maybe_record_exported_symbol.
4127 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4130 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4131 (pa_delegitimize_address): New function.
4133 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4135 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4136 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4138 2010-02-05 Richard Guenther <rguenther@suse.de>
4141 * lto-streamer-in.c (get_resolution): Deal with references
4142 to undefined functions.
4144 2010-02-05 Richard Guenther <rguenther@suse.de>
4146 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4147 (fold_const_aggregate_ref): Likewise.
4148 (ccp_fold_stmt): Substitute loads.
4149 (maybe_fold_reference): Verify types before substituting.
4151 (fold_gimple_assign): Unshare properly.
4152 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4154 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4156 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4157 for rs6000_gen_cell_microcode.
4159 2010-02-04 Richard Guenther <rguenther@suse.de>
4161 PR rtl-optimization/42952
4162 * dse.c (const_or_frame_p): Remove MEM handling.
4164 2010-02-04 Nick Clifton <nickc@redhat.com>
4166 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4167 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4168 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4169 (mn10300_asm_output_mi_thunk): New function.
4170 (mn10300_can_output_mu_thunk): New function.
4171 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4172 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4173 (FUNCTION_ARG): Delete incorrect comment.
4175 2010-02-03 Jason Merrill <jason@redhat.com>
4178 * fold-const.c (operand_equal_p): Handle erroneous types.
4180 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4182 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4184 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4186 PR rtl-optimization/42941
4187 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4190 2010-02-03 Jason Merrill <jason@redhat.com>
4193 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4195 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4198 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4199 (cselib_reset_table): Renamed from...
4200 (cselib_reset_table_with_next_value): ... this.
4201 (cselib_get_next_uid): Renamed from...
4202 (cselib_get_next_unknown_value): ... this.
4203 * cselib.c (next_uid): Renamed from...
4204 (next_unknown_value): ... this.
4205 (cselib_clear_table): Adjust.
4206 (cselib_reset_table): Adjust. Renamed from...
4207 (cselib_reset_table_with_next_value): ... this.
4208 (cselib_get_next_uid): Adjust. Renamed from...
4209 (cselib_get_next_unknown_value): ... this.
4210 (get_value_hash): Use hash.
4211 (cselib_hash_rtx): Likewise.
4212 (new_cselib_val): Adjust. Set and dump uid.
4213 (cselib_lookup_mem): Pass next_uid as hash.
4214 (cselib_subst_to_values): Likewise.
4215 (cselib_log_lookup): Dump uid.
4216 (cselib_lookup): Pass next_uid as hash. Adjust.
4217 (cselib_process_insn): Adjust.
4218 (cselib_init): Initialize next_uid.
4219 (cselib_finish): Adjust.
4220 (dump_cselib_table): Likewise.
4221 * dse.c (canon_address): Dump value uid.
4222 * print-rtl.c (print_rtx): Print value uid.
4223 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4225 (dv_uid): New function, sort of renamed from...
4226 (dv_htab_hash): ... this, reimplemented in terms of it and...
4227 (dv_uid2hash): ... this. New.
4228 (variable_htab_eq): Drop excess assertions.
4229 (tie_break_pointers): Removed.
4230 (canon_value_cmp): Compare uids.
4231 (variable_post_merge_New_vals): Print uids.
4232 (vt_add_function_parameters): Adjust.
4233 (vt_initialize): Reset table. Adjust.
4235 2010-02-03 Richard Guenther <rguenther@suse.de>
4237 PR tree-optimization/42944
4238 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4239 (call_may_clobber_ref_p_1): Likewise. Properly handle
4240 malloc and calloc clobbering errno.
4242 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4244 * doc/invoke.texi: Fix name of sched1 dump.
4246 * opts.c (decode_options): Set flag_tree_switch_conversion
4247 only conditionally on optimize >= 2.
4249 * gcse.c: Assorted comment fixes in pass description.
4251 2010-02-03 Anthony Green <green@moxielogic.com>
4253 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4254 nop padding in order to maintain alignment of storage location of
4255 target function address.
4256 (moxie_trampoline_init): Store target function address at newly
4258 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4260 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4262 2010-02-03 Richard Guenther <rguenther@suse.de>
4265 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4267 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4269 * config.gcc: Reenable check for obsolete targets.
4270 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4271 mips-sgi-irix6.[0-4]*.
4273 2010-02-02 Nick Clifton <nickc@redhat.com>
4275 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4276 constant size of 4 as being the same as 0.
4277 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4278 can take values in the range 0..4.
4280 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4283 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4284 as _darwin10_Unwind_FindEnclosingFunction().
4285 * libgcc-libsystem.ver: New.
4287 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4290 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4291 implicitly set registers.
4293 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4295 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4296 (arm_override_options): Allow automatic selection of the thread
4297 pointer register if thumb2.
4298 (legitimize_pic_address): Improve code sequences for Thumb2.
4299 (arm_call_tls_get_addr): Likewise.
4300 (legitimize_tls_address): Likewise.
4301 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4302 (pic_load_addr_32bit): ... this. New named pattern.
4303 * thumb2.md (pic_load_addr_thumb2): Delete.
4304 (pic_load_dot_plus_four): Delete.
4305 (tls_load_dot_plus_four): New named pattern.
4307 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4310 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4311 Document fix for TLS bug.
4313 2010-01-31 Richard Guenther <rguenther@suse.de>
4315 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4316 conservatively correct.
4318 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4322 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4324 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4326 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4328 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4330 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4332 * config.gcc: Adjust order of makefile fragments for mingw targets.
4334 2010-01-31 Richard Guenther <rguenther@suse.de>
4337 * gimplify.c (gimplify_init_constructor): For volatile LHS
4338 initialize a temporary.
4340 2010-01-31 Matthias Klose <doko@ubuntu.com>
4342 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4344 * configure: Regenerate.
4346 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4348 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4349 the same alias set and their sizes different constantness.
4350 (aliasing_component_refs_p): Revert 2009-10-24 change.
4352 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4354 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4357 2010-01-29 Richard Guenther <rguenther@suse.de>
4359 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4360 Assert we successfully updated the call.
4362 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4364 PR rtl-optimization/42889
4365 * df.h (df_set_bb_dirty_nonlr): New prototype.
4366 * df-core.c (df_set_bb_dirty_nonlr): New function.
4367 * df-scan.c (df_insn_rescan): Call it instead of
4368 df_set_bb_dirty for DEBUG_INSNs.
4370 2010-01-29 Richard Guenther <rguenther@suse.de>
4373 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4374 quadratic behavior in most cases.
4376 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4379 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4380 in the call to gen_x86_movsicc_0_m1.
4382 2010-01-28 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/42871
4385 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4387 2010-01-28 Richard Guenther <rguenther@suse.de>
4389 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4390 into call arguments.
4392 2010-01-28 Richard Guenther <rguenther@suse.de>
4395 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4396 the forwarder if the destination is an EH landing pad.
4398 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4400 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4401 block list passed to gimple_duplicate_sese_tail.
4402 (parallelize_loops): Avoid parallelization when the function
4404 Avoid parallelization when the preheader is IRREDUCIBLE.
4405 Try to optimize when estimated_loop_iterations_int is unresolved.
4406 Add the loop's location to the dump file.
4407 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4408 (gimple_duplicate_sese_tail): Remove the check for the latch.
4409 Redirect nexits to the exit block.
4410 Remove handling of the incoming edges to the latch.
4411 Redirect the backedge from the copied latch to the exit bb.
4413 2010-01-28 Michael Matz <matz@suse.de>
4416 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4417 Wrap force_reg into a sequence, emit it before user.
4419 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4421 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4423 (arm_legacy_rev): Likewise.
4424 (thumb_legacy_rev): Likewise.
4426 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4428 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4429 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4430 on MEM's address failed, try avoid_constant_pool_reference and
4431 recurse if it returned something different.
4432 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4433 address, try avoid_constant_pool_reference and recurse if it
4434 returned something different.
4435 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4436 address and avoid_constant_pool_reference returned something
4437 different, don't set have_address.
4439 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4442 * var-tracking.c (val_store): Add modified argument, obey it.
4444 (count_uses): Move down logging of main.
4445 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4446 don't need resolution.
4447 (emit_notes_in_bb): Likewise.
4449 2010-01-27 Richard Guenther <rguenther@suse.de>
4452 * tree-inline.c (remap_decl): Delay remapping of SSA name
4453 default definitions until we need them.
4455 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4457 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4458 (rs6000_delegitimize_address): New function.
4460 * config/s390/s390.c (s390_delegitimize_address): Call
4461 delegitimize_mem_from_attrs.
4464 * tree-inline.c (cannot_copy_type_1): Removed.
4465 (copy_forbidden): Don't forbid copying of functions containing
4466 records/unions with variable length fields.
4468 2010-01-27 Christian Bruel <christian.bruel@st.com>
4472 * config/sh/sh.c (find_barrier): Increase length for non delayed
4473 conditional branches.
4475 2010-01-27 Matthias Klose <doko@ubuntu.com>
4477 * configure.ac (gnu-unique-object): Fix ldd version check.
4478 * configure: Regenerate.
4480 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4482 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4484 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4485 Test for HAVE_GNU_AS value.
4487 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4489 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4490 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4491 INT64_TYPE): Define.
4492 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4493 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4494 INT_LEAST64_TYPE): Define.
4495 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4496 UINT_LEAST64_TYPE): Define.
4497 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4498 INT_FAST64_TYPE): Define.
4499 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4500 UINT_FAST64_TYPE): Define.
4501 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4502 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4503 (SIG_ATOMIC_TYPE): Define.
4505 2010-01-26 Richard Guenther <rguenther@suse.de>
4507 * df-scan.c (df_scan_set_bb_info): Remove assert.
4508 (df_insn_rescan_debug_internal): Merge asserts.
4509 (df_install_ref): Likewise.
4510 (df_mark_reg): Use bitmap_set_range.
4511 (df_hard_reg_used_p): Remove assert.
4512 (df_hard_reg_used_count): Likewise.
4514 2010-01-26 Richard Guenther <rguenther@suse.de>
4516 PR rtl-optimization/42685
4517 * web.c (web_main): Ignore DEBUG_INSNs.
4519 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4521 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4523 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4524 Fix types of fndecl and arglist parameters.
4526 2010-01-26 Richard Guenther <rguenther@suse.de>
4529 * tree-eh.c (unsplit_eh): Skip debug insns.
4531 2010-01-26 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/42250
4534 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4536 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4539 * omp-low.c (expand_omp_sections): Only use single_pred if
4540 l2_bb is single_pred_p.
4542 2010-01-25 Christian Bruel <christian.bruel@st.com>
4545 * config/sh/sh.c (find_barrier): Increase length for non delayed
4546 conditional branches.
4547 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4549 2010-01-24 David S. Miller <davem@davemloft.net>
4551 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4552 define if not using GAS.
4553 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4554 Likewise. Delete SECTION_MERGE code, which is only applicable
4557 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4560 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4561 mangling of va_list in system headers.
4563 2010-01-23 Toon Moene <toon@moene.org>
4565 * tree-predcom.c (combine_chains): Return NULL, not false.
4567 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4569 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4570 initialization of variable res to agree with return type.
4572 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4574 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4575 * tree-sra.c: Add include of expr.h.
4577 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4579 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4580 insert the debug stmt on the single non-EH edge from the stmt.
4582 2010-01-22 Richard Henderson <rth@redhat.com>
4585 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4586 the RHS until after generate_subtree_copies has insertted its
4587 code before the current statement.
4589 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4591 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4593 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4595 2010-01-21 Martin Jambor <mjambor@suse.cz>
4597 PR tree-optimization/42585
4598 * tree-sra.c (struct access): New field grp_total_scalarization.
4599 (dump_access): Dump the new field.
4600 (should_scalarize_away_bitmap): New variable.
4601 (cannot_scalarize_away_bitmap): Likewise.
4602 (sra_initialize): Allocate new bitmaps.
4603 (sra_deinitialize): Free new bitmaps.
4604 (create_access_1): New function.
4605 (create_access): Parts moved to create_access_1.
4606 (type_consists_of_records_p): New function.
4607 (completely_scalarize_record): Likewise.
4608 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4609 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4610 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4612 (analyze_all_variable_accesses): Completely scalarize small eligible
4615 2010-01-21 Martin Jambor <mjambor@suse.cz>
4617 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4619 2010-01-21 Andrew Haley <aph@redhat.com>
4621 * gcc.c (process_command): Move lang_specific_driver before
4622 setting cc_libexec_prefix.
4624 2010-01-21 Richard Guenther <rguenther@suse.de>
4627 * fold-const.c (negate_expr_p): Pretend only negative
4628 real constants are easily negatable.
4630 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4631 Jason Merrill <jason@redhat.com>
4633 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4634 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4635 * calls.c (initialize argument_information): Handle it.
4636 * c-common.c (handle_transparent_union_attribute): Use new name.
4637 * c-decl.c (finish_struct): Ditto.
4638 * c-typeck.c (type_lists_compatible_p): Ditto.
4639 (convert_for_assignment): Use new name and also handle record.
4640 * function.c (aggregate_value_p): Handle it.
4641 (pass_by_reference): Ditto.
4642 (assign_parm_data_types): Ditto.
4643 * print-tree.c (print_node): Ditto.
4644 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4645 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4646 * tree.c (first_field): New fn.
4648 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4651 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4652 even when linking statically, for now.
4654 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4657 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4658 without a cselib val.
4659 (count_uses): Accept MO_VAL_SET with no val on stores.
4660 (add_stores): Likewise.
4662 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4664 * var-tracking.c (check_value_val): Add a compile time assertion.
4665 (dv_is_decl_p): Simplify.
4666 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4667 gcc_assert if ENABLE_CHECKING.
4669 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4672 * var-tracking.c: Include tree-flow.h.
4673 (mem_dies_at_call): New.
4674 (dataflow_set_preserve_mem_locs): Use it.
4675 (dataflow_set_remove_mem_locs): Likewise.
4676 (dump_var): Renamed from dump_variable. Adjust all callers.
4677 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4678 * Makefile.in (var-tracking.o): Adjust deps.
4680 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4682 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4684 2010-01-20 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/42717
4687 * tree-ssa-dce.c (get_live_post_dom): Remove.
4688 (forward_edge_to_pdom): Take an arbitrary edge to copy
4689 degenerate PHI args from.
4690 (remove_dead_stmt): Use the first post-dominator even if it
4691 does not contain live statements as redirection destination.
4693 2010-01-20 Richard Guenther <rguenther@suse.de>
4695 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4697 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4699 * sel-sched.c (create_speculation_check): Remove set but not used
4701 (try_transformation_cache): Remove set but not used variable ds.
4702 (calculate_privileged_insns): Remove set but not used variables
4703 cur_insn and min_spec_insn.
4704 (find_best_expr): Remove set but not used variable avail_n.
4705 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4707 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4709 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4710 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4713 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4716 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4717 cpu types. Add support for *-sse3 cpu types.
4718 (x86_64-*-*): Ditto.
4720 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4723 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4724 argument, call initializer_constant_valid_p_1 instead of
4725 initializer_constant_valid_p, pass CACHE to it, return NULL
4726 immediately if first call returns NULL.
4727 (initializer_constant_valid_p_1): New function.
4728 (initializer_constant_valid_p): Use it.
4730 2010-01-20 Thomas Quinot <quinot@adacore.com>
4732 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4734 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4736 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4737 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4738 (loc_list_from_tree): Don't handle unsigned division. Handle
4739 signed modulo using DW_OP_{over,over,div,mul,minus}.
4740 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4741 modulo instead of signed.
4743 2010-01-20 DJ Delorie <dj@redhat.com>
4745 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4747 (h8300_emit_stack_adjustment): Propogate it.
4749 (h8300_expand_prologue): Likewise.
4750 (h8300_expand_epilogue): Likewise.
4752 2010-01-19 Michael Matz <matz@suse.de>
4754 PR tree-optimization/41783
4755 * tree-data-ref.c (toplevel): Include flags.h.
4756 (dump_data_dependence_relation): Also dump the inputs if the
4757 result will be unknown.
4758 (split_constant_offset_1): Look through some conversions.
4759 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4760 the offset from last element is too large.
4761 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4762 (reassociate_to_the_same_stmt): Handle vector registers.
4763 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4765 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4766 wide_prolog_niters argument, emit widening instructions.
4767 (vect_do_peeling_for_alignment): Adjust caller, use widened
4768 variant of the iteration cound.
4769 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4771 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4774 * config/arm/neon-testgen.m (emit_automatics): New parameter
4775 features. Adjust for Fixed_return_reg feature.
4776 (test_intrinsic): Call emit_automatics with new feature.
4777 * config/arm/neon.ml: Update copyright years.
4778 (features): New Fixed_return_reg feature.
4779 (ops): Update feature for Vget_low.
4781 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4783 PR tree-optimization/42719
4784 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4788 * fwprop.c (all_uses_available_at): Return false if def_set dest
4789 is a REG that is used in def_insn.
4791 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4793 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4795 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4798 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4800 * target.h (struct gcc_target) <secondary_reload>: Change type
4801 of last argument to secondary_reload_info *.
4803 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4806 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4807 memory references with unaligned offsets. Remove CQImode handling.
4808 (unaligned_memory_operand): Return 1 for memory references with
4809 unaligned offsets. Remove CQImode handling.
4811 2010-01-18 Richard Guenther <rguenther@suse.de>
4814 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4817 2010-01-18 Richard Guenther <rguenther@suse.de>
4819 PR tree-optimization/42781
4820 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4821 restrict processing only if the original variable was artificial.
4823 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4825 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4826 find number of popped argument bytes.
4828 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4829 Fix the text that describes the return value for invalid insns.
4831 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4833 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4834 Clarify what 'cost of the -dependence' is. Fix quoting.
4836 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4837 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4839 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4841 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4842 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4844 2010-01-17 Richard Guenther <rguenther@suse.de>
4847 * function.c (split_complex_args): Take a VEC to modify.
4848 (assign_parms_augmented_arg_list): Build a VEC instead of
4849 a chain of PARM_DECLs.
4850 (assign_parms_unsplit_complex): Take a VEC of arguments.
4851 Do not fixup unmodified parms.
4852 (assign_parms): Deal with the VEC.
4853 (gimplify_parameters): Likewise.
4855 2010-01-17 Richard Guenther <rguenther@suse.de>
4857 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4858 node existence check.
4859 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4860 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4861 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4862 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4863 (gimple_execute_on_growing_pred): Likewise.
4865 2010-01-17 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/42773
4868 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4869 (compute_antic_aux): Likewise.
4870 (compute_partial_antic_aux): Likewise.
4872 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4875 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4878 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4880 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4883 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4884 Fix markup for strict argument.
4886 (TARGET_SCHED_REORDER2): Fix argument types.
4888 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4889 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4891 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4892 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4894 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4897 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4898 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4899 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4900 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4901 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4903 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4905 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4907 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4908 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4910 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4912 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4915 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4917 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4918 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4920 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4922 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4924 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4925 referring to it. Fix language.
4927 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4929 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4931 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4933 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4935 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4936 '@var{stream}. Remove stray 'and'.
4938 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4940 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4942 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4944 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4945 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4947 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4948 Fix description of return value.
4949 Rename argument "sz" to "len."
4951 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4952 Clarify meaning of 'true' return value.
4954 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4956 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4957 rep_mode versus mode_rep.
4959 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4961 (TARGET_BUILTIN_DECL): Fix name.
4963 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4965 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4967 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4969 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4971 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4973 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4976 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4977 Rename argument tm_fn to md_fn.
4979 (TARGET_OPTION_PRINT): Fix argument list.
4981 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4984 * config/i386/i386.c (ix86_fixup_binary_operands):
4985 Revert FMA4 fixup of operands.
4987 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4990 * Makefile.in (write_entries_to_file, install-plugin):
4991 Use \012 instead of \n with tr.
4993 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4995 * configure.ac (HAVE_AS_REF): New C macro.
4996 * configure: Regenerate.
4997 * config.in: Likewise.
4998 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5000 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5003 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5005 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5007 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5009 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5011 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5013 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5015 (TARGET_BINDS_LOCAL_P): Fix argument type.
5017 (TARGET_ASM_FILE_END): Use prototype.
5019 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5021 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5023 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5025 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5027 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5028 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5030 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5031 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5033 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5034 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5035 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5036 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5038 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5040 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5042 (TARGET_INIT_BUILTINS): Use prototype.
5044 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5045 Put 'const char *' in braces. Fix parameter types.
5046 (TARGET_INVALID_CONVERSION): Fix parameter types.
5047 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5048 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5050 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5053 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5055 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5057 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5059 * doc/tm.texi (TARGET_HELP): Fix return type.
5061 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5062 in braces. Fix argument types.
5064 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5066 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5068 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5070 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5071 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5073 (TARGET_MANGLE_TYPE): Fix argument types.
5075 (TARGET_IRA_COVER_CLASSES): Use prototype.
5077 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5079 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5081 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5083 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5085 (TARGET_CALLEE_COPIES): Fix argument types.
5087 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5089 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5091 (TARGET_FUNCTION_VALUE): Fix argument types.
5093 (TARGET_RETURN_IN_MSB): Fix argument type.
5095 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5097 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5099 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5101 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5102 agree with return type.
5104 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5106 2010-01-15 Jing Yu <jingyu@google.com>
5108 PR rtl-optimization/42691
5109 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5110 a pseudo to a constant and are merged, and adjust comments.
5112 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5114 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5116 2010-01-15 Richard Guenther <rguenther@suse.de>
5119 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5120 labels of computed or non-local gotos to the destination.
5121 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5122 landing pad label is the first label.
5124 2010-01-15 Richard Guenther <rguenther@suse.de>
5126 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5128 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5131 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5132 to allow generation of the xssqrtdp instruction on power7.
5133 (sqrtdf2_fpr): Ditto.
5135 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5138 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5139 functions with noreturn attribute.
5142 * varasm.c (declare_weak): Add weak attribute to decl if it
5143 doesn't have one already.
5144 (assemble_external): Only add decls to weak_decls if they also
5145 have weak attribute.
5147 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5149 * var-tracking.c (var_reg_delete): Don't delete the association
5150 between REGs and values or one-part variables if the register
5153 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5156 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5157 because its first operand is a non-localized variable.
5159 2010-01-14 Martin Jambor <mjambor@suse.cz>
5161 PR tree-optimization/42706
5162 * tree-sra.c (encountered_recursive_call): New variable.
5163 (encountered_unchangable_recursive_call): Likewise.
5164 (sra_initialize): Initialize both new variables.
5165 (callsite_has_enough_arguments_p): New function.
5166 (scan_function): Call decl and flags check only for IPA-SRA, check
5167 whether there is a recursive call and whether it has enough arguments.
5168 (all_callers_have_enough_arguments_p): New function.
5169 (convert_callers): Look for recursive calls only when
5170 encountered_recursive_call is set.
5171 (ipa_early_sra): Bail out either if
5172 !all_callers_have_enough_arguments_p or
5173 encountered_unchangable_recursive_call.
5175 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5177 * sel-sched.c: Add 2010 to copyright years.
5178 * sel-sched-ir.c: Likewise.
5179 * sel-sched-ir.h: Likewise.
5181 2010-01-14 Martin Jambor <mjambor@suse.cz>
5183 PR tree-optimization/42714
5184 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5185 constructors specially.
5187 2010-01-14 Andi Kleen <ak@linux.intel.com>
5189 * config/i386/drivers-i386.c (detect_caches_intel):
5190 Add l2sizekb parameter and fill in.
5191 (host_detect_local_cpu): Add l2sizekb, fill in.
5192 Add Atom small cache heuristic.
5194 2010-01-14 Andi Kleen <ak@linux.intel.com>
5196 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5197 Add level3 parameter and fill in.
5198 (detect_caches_intel): Handle level3 cache.
5200 2010-01-14 Andi Kleen <ak@linux.intel.com>
5202 * config/i386/drivers-i386.c (host_detect_local_cpu):
5203 Fix core duo detection.
5205 2010-01-14 Andi Kleen <ak@linux.intel.com>
5207 * config/i386/drivers-i386.c (host_detect_local_cpu):
5210 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5212 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5213 (rs6000_variable_issue_1): this. Use...
5214 (rs6000_variable_issue): here. Reimplement. Print debug info.
5216 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5218 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5219 sel_restore_notes. Update all callers. Call reemit_notes
5222 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5224 PR rtl-optimization/42246
5225 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5228 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5230 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5231 all successors is the same as number of successors in current region.
5233 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5235 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5236 to rename is not separable. Otherwise check that its LHS is not NULL.
5238 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5240 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5242 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5244 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5245 available registers when failed to discover LHS register class.
5246 Fix indentation. Update comment.
5248 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5249 Alexander Monakov <amonakov@ispras.ru>
5251 PR rtl-optimization/42389
5252 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5254 (advance_state_on_fence): Likewise.
5255 (sel_target_adjust_priority): Print debug output only when
5256 sched_verbose >= 4, not 2.
5257 (get_expr_cost): Do not issue all unique insns on the next cycle.
5258 (fill_insns): Initialize can_issue_more from the value saved
5260 * sel-sched-ir.c (flist_add): New parameter issue_more.
5261 Init FENCE_ISSUE_MORE with it.
5262 (merge_fences): Likewise.
5263 (init_fences): Update call to flist_add.
5264 (add_to_fences, add_clean_fence_to_fences)
5265 (add_dirty_fence_to_fences): Likewise.
5266 (move_fence_to_fences): Update call to merge_fences.
5267 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5269 * sel-sched-ir.h (struct _fence): New field issue_more.
5270 (FENCE_ISSUE_MORE): New accessor macro.
5272 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5274 PR rtl-optimization/42388
5275 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5276 that have no predecessors nor successors. Do not call move_bb_info
5277 for empty blocks outside of current region.
5279 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5281 PR rtl-optimization/42294
5282 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5283 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5284 originators' originators.
5286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5288 PR rtl-optimization/39453
5289 PR rtl-optimization/42246
5290 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5292 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5294 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5295 Alexander Monakov <amonakov@ispras.ru>
5298 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5299 (maybe_tidy_empty_bb): ... here. Make static. Add new
5300 argument. Update all callers.
5301 (tidy_control_flow): ... and here. Recompute topological order
5302 of basic blocks in region if necessary.
5303 (sel_redirect_edge_and_branch): Change return type. Return true
5304 if topological order might have been invalidated.
5305 (purge_empty_blocks): Export and move from...
5306 * sel-sched.c (purge_empty_blocks): ... here.
5307 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5308 (maybe_tidy_empty_bb): Delete prototype.
5309 (purge_empty_blocks): Declare.
5311 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5313 PR rtl-optimization/42249
5314 * sel-sched.c (try_replace_dest_reg): When chosen register
5315 and original register is the same, do not bail out early, but
5316 still check all original insns for validity of replacing destination
5317 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5320 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5323 Port from no-undefined-overflow branch:
5324 2009-03-09 Richard Guenther <rguenther@suse.de>
5326 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5328 2010-01-14 Richard Guenther <rguenther@suse.de>
5331 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5333 2010-01-14 Ira Rosen <irar@il.ibm.com>
5335 PR tree-optimization/42709
5336 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5337 as scalar type in creation of constant vector operand.
5339 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5342 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5343 (check-parallel-%): Match `testsuite' directory component only
5346 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5348 PR translation/39521
5349 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5352 2010-01-13 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/42730
5355 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5358 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5361 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5362 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5365 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5367 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5368 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5369 ___umulsi3_highpart.
5371 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5372 rather than schedule_insns if the pass is enabled.
5374 2010-01-13 Martin Jambor <mjambor@suse.cz>
5376 PR tree-optimization/42704
5377 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5380 2010-01-13 Martin Jambor <mjambor@suse.cz>
5382 PR tree-optimization/42703
5383 * tree-sra.c (analyze_access_subtree): Check that we can build a
5384 reference to the original data within the aggregate.
5386 2010-01-13 Richard Guenther <rguenther@suse.de>
5388 PR tree-optimization/42705
5389 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5391 2010-01-13 Richard Guenther <rguenther@suse.de>
5394 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5396 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5399 * var-tracking.c (values_to_unmark): New variable.
5400 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5401 values_to_unmark vector. Moved body to...
5402 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5403 instead queue it into values_to_unmark vector.
5404 (vt_find_locations): Free values_to_unmark vector.
5406 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5408 * config/s390/s390.c (override_options): Set
5409 default of max-pending-list-length to 256
5411 2010-01-13 Richard Guenther <rguenther@suse.de>
5414 * tree-pass.h (PROP_gimple_lcx): New.
5415 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5416 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5417 before the final cleanup_eh.
5418 (dump_properties): Dump PROP_gimple_lcx.
5419 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5420 (tree_lower_complex_O0): Remove.
5421 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5422 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5423 tree_lower_complex, schedule TODO_update_ssa.
5424 * lto-streamer-out.c (output_function): Stream the functions
5426 * lto-streamer-in.c (input_function): Likewise.
5427 (lto_read_body): Do not override them here.
5429 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5432 * c-typeck.c (build_c_cast): Fold value cast to union type before
5433 wrapping it in a CONSTRUCTOR.
5435 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5437 PR rtl-optimization/42699
5438 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5441 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5443 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5444 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5445 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5446 SUBTARGET_WARN_UNUSED_SPEC): ... here
5447 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5449 2010-01-12 Julian Brown <julian@codesourcery.com>
5451 * config/arm/neon-schedgen.ml (Utils): Don't try to
5452 open missing module.
5453 (find_with_result): New.
5455 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5458 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5459 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5461 PR tree-optimization/42645
5462 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5463 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5464 decl_map, set processing_debug_stmt to -1 and return name without
5467 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5469 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5470 binutils version, and reword target configuration description.
5472 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5474 * config/avr/avr.h (LINKER_NAME): Remove.
5476 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5479 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5480 that support VSX, warn for -mno-altivec if vsx is not disabled,
5483 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5484 Shujing Zhao <pearly.zhao@oracle.com>
5486 PR translation/42469
5487 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5488 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5489 character between option name and help text.
5490 * c.opt (imultilib): Likewise.
5492 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5494 * lto-streamer-out.c (output_unreferenced_globals): Output static
5497 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5499 PR rtl-optimization/42621
5500 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5501 optimizing for size.
5502 (duplicate_computed_gotos): Remove now-redundant check.
5504 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5507 * configure.ac: Save and restore LDFLAGS and LIBS
5508 * configure: Regenerate.
5510 2010-01-10 Richard Guenther <rguenther@suse.de>
5513 * builtins.c (fold_builtin_strlen): Add type argument and
5514 convert the resulting length to it.
5515 (fold_builtin_1): Adjust.
5517 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5519 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5520 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5522 (num_insns_constant_wide): Adjust for that change.
5524 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5527 * web.c (union_defs): Add used argument, to combine uses of
5529 (entry_register): Adjust type and tests of used argument.
5530 (web_main): Widen used for new use. Pass it to union_defs.
5531 * df.h (union_defs): Adjust prototype.
5533 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5536 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5537 uses in new incoming argument. Free body.
5538 (reset_debug_uses_in_loop): New.
5539 (analyze_insn_to_expand_var): Call the latter if the former found
5540 anything. Fix whitespace. Reject invalid dest overlaps before
5541 going through all insns in the loop.
5543 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5546 * haifa-sched.c (dying_use_p): Debug insns don't count.
5548 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5551 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5552 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5553 (verify_gimple_call): Reject LHS in noreturn calls.
5555 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5559 * tree-vect-loop-manip.c (adjust_info): New type.
5560 (adjust_vec): New pointer to vector.
5561 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5562 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5563 (slpeel_update_phis_for_duplicate_loop): Use them.
5564 (slpeel_update_phi_nodes_for_guard1): Likewise.
5565 (slpeel_update_phi_nodes_for_guard2): Likewise.
5566 (slpeel_tree_peel_loop_to_edge): Likewise.
5567 (vect_update_ivs_after_vectorizer): Likewise.
5569 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5571 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5572 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5574 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5576 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5577 bogus uninitialized warning.
5579 2010-01-09 Richard Guenther <rguenther@suse.de>
5582 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5583 the evolution is compatible with the initial condition.
5585 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5587 * gcc.c (process_command): Update copyright notice dates.
5588 * gcov.c (print_version): Likewise.
5589 * gcov-dump.c (print_version): Likewise.
5590 * mips-tfile.c (main): Likewise.
5591 * mips-tdump.c (main): Likewise.
5593 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5596 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5598 (rotlhi3_8): Delete.
5600 (rotlsi3_8): Delete.
5601 (rotlsi3_16): Delete.
5602 (rotlsi3_24): Delete.
5604 (*rotw<mode>3): New.
5605 (*rotb<mode>3): New.
5606 * config/avr/avr.c (avr_rotate_bytes): New function.
5607 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5609 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5612 * configure.ac: Modify -rdynamic check.
5613 * configure: Regenerate.
5615 2010-01-08 DJ Delorie <dj@redhat.com>
5617 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5618 register popping order.
5620 2010-01-08 Richard Guenther <rguenther@suse.de>
5623 * c.opt (fsigned-char): Also let LTO handle this option.
5624 (funsigned-char): Likewise.
5626 2010-01-07 Richard Guenther <rguenther@suse.de>
5628 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5629 (gimple_op): Likewise.
5630 (gimple_op_ptr): Likewise.
5631 (gimple_assign_set_lhs): Remove gcc_assert.
5632 (gimple_assign_set_rhs1): Likewise.
5633 (gimple_assign_set_rhs2): Likewise.
5634 (gimple_call_set_lhs): Likewise.
5635 (gimple_call_set_fn): Likewise.
5636 (gimple_call_set_fndecl): Likewise.
5637 (gimple_call_fndecl): Likewise.
5638 (gimple_call_return_type): Likewise.
5639 (gimple_call_set_chain): Likewise.
5640 (gimple_call_num_args): Likewise.
5641 (gimple_call_set_arg): Likewise.
5642 (gimple_cond_set_code): Likewise.
5643 (gimple_cond_set_lhs): Likewise.
5644 (gimple_cond_set_rhs): Likewise.
5645 (gimple_cond_set_true_label): Likewise.
5646 (gimple_cond_set_false_label): Likewise.
5647 (gimple_label_set_label): Likewise.
5648 (gimple_goto_set_dest): Likewise.
5649 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5650 (gimple_debug_bind_get_value): Likewise.
5651 (gimple_debug_bind_get_value_ptr): Likewise.
5652 (gimple_debug_bind_set_var): Likewise.
5653 (gimple_debug_bind_set_value): Likewise.
5654 (gimple_debug_bind_reset_value): Likewise.
5655 (gimple_debug_bind_has_value_p): Likewise.
5656 (gimple_return_retval_ptr): Remove gcc_assert.
5657 (gimple_return_retval): Likewise.
5658 (gimple_return_set_retval): Likewise.
5659 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5660 (safe_referenced_var_iterator): Remove.
5661 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5662 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5663 (fill_referenced_var_vec): Remove.
5664 (first_readonly_imm_use): Remove redundant gcc_assert.
5665 (phi_arg_index_from_use): Combine gcc_asserts.
5666 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5667 (first_imm_use_stmt): Remove redundant gcc_assert.
5668 * tree-cfg.c (verify_gimple_call): Verify function and chain
5669 operands. Verify arguments.
5670 (verify_types_in_gimple_stmt): Verify condition code and labels.
5672 2010-01-07 Richard Guenther <rguenther@suse.de>
5674 PR tree-optimization/42641
5675 * sese.c (rename_map_elt_info): Use the SSA name version, do
5678 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5680 PR tree-optimization/42625
5681 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5682 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5684 2010-01-07 Duncan Sands <baldrick@free.fr>
5686 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5688 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5691 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5692 note itself is not function_invariant_p.
5694 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5696 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5697 Do not add the DF_NOTE problem.
5698 * store-motion.c (execute_rtl_store_motion): Likewise.
5700 2010-01-07 Martin Jambor <mjambor@suse.cz>
5702 PR tree-optimization/42157
5703 * tree-sra.c (compare_access_positions): Stabilize sort if both
5704 accesses have integer types, return zero immediately if they are the
5707 2010-01-06 Richard Henderson <rth@redhat.com>
5710 * haifa-sched.c (add_to_note_list): Merge into ...
5711 (concat_note_lists): ... here, and ...
5712 (unlink_other_notes, rm_other_notes): Merge into...
5713 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5714 NOTE_INSN_EPILOGUE_BEG.
5716 2010-01-06 Richard Guenther <rguenther@suse.de>
5718 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5719 not inline regular functions into always-inline functions.
5721 2010-01-06 Nick Clifton <nickc@redhat.com>
5723 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5724 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5726 (OVERRIDE_OPTIONS): Delete.
5727 (OPTIMIZATION_OPTIONS): Define.
5728 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5729 * config/rx/rx.c (rx_handle_option): Issue an error message if
5730 -mcpu=rx200 and -fpu are used together.
5731 (rx_set_optimization_options): New function. Issue an error
5732 message if an optimization attribute attempts to reset the FPU/
5733 math optimization pairing.
5734 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5735 * config/rx/rx.opt: Set the default to 32-bit doubles.
5736 * config/rx/t-rx: Add multilibs for -nofpu option.
5737 * doc/invoke.texi: Update documentation of RX options.
5739 2010-01-06 Richard Guenther <rguenther@suse.de>
5741 * tree-ssa-pre.c (name_to_id): New global.
5742 (alloc_expression_id): Simplify SSA name handling.
5743 (lookup_expression_id): Likewise.
5744 (init_pre): Zero name_to_id.
5745 (fini_pre): Free it.
5747 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5749 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5751 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5754 * config/i386/sse.md (smaxv2di3): New.
5755 (umaxv2di3): Likewise.
5756 (sminv2di3): Likewise.
5757 (uminv2di3): Likewise.
5759 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5762 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5763 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5764 (legitimize_tls_address): Likewise.
5765 (sparc_tls_referenced_p): Likewise.
5766 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5767 and adjust calls to legitimize_pic_address.
5768 (legitimate_constant_p) Use sparc_tls_referenced_p.
5769 (legitimate_pic_operand_p): Likewise.
5770 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5771 (sparc_tls_symbol_ref_1): Delete.
5772 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5773 (legitimize_tls_address): Make static, handle CONST patterns.
5774 (legitimize_pic_address): Make static, remove unused parameter and
5775 adjust recursive calls.
5776 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5777 and adjust call to legitimize_pic_address.
5778 (sparc_output_mi_thunk): Likewise.
5780 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5781 H.J. Lu <hongjiu.lu@intel.com>
5784 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5785 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5786 operands to make them signed.
5789 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5792 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5793 GTU to GT for V4SI and V2DI.
5795 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5796 (umin<mode>3): Removed.
5798 (uminv4si3): Likewise.
5800 2010-01-05 Martin Jambor <mjambor@suse.cz>
5802 PR tree-optimization/42462
5803 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5804 current_function_decl to helper functions and macros.
5806 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5809 * flags.h: Don't include real.h.
5810 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5811 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5812 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5813 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5814 * dominance.c: Update copyright.
5815 * gimple.c (walk_gimple_op): Remove inline.
5816 * tree-ssa-reassoc.c: Include real.h.
5817 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5818 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5820 2010-01-05 Nick Clifton <nickc@redhat.com>
5822 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5823 register to push into the stack frame when the accumulator has to
5824 be saved during interrupts.
5826 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5828 * doc/invoke.texi: Remove the documentation about option
5830 * common.opt (Wunreachable-code): Preserved for backward
5832 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5833 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5834 the backward compatibility flag section.
5836 2010-01-05 Richard Guenther <rguenther@suse.de>
5838 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5840 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5843 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5845 PR tree-optimization/42508
5846 * tree-sra.c (convert_callers): Check for recursive call
5847 by comparing cgraph nodes instead of decls.
5848 (modify_function): Call ipa_modify_formal_parameters also
5849 on all same_body aliases.
5851 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5852 cgraph nodes when checking for same_body aliases.
5854 2010-01-05 Richard Guenther <rguenther@suse.de>
5856 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5857 allocation and lookup.
5858 (get_or_alloc_expr_for_constant): Likewise.
5859 (phi_translate): Sink allocation.
5861 2010-01-04 Richard Guenther <rguenther@suse.de>
5863 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5864 a new entry only if needed.
5865 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5866 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5868 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5870 (phi_translate): Handle CONSTANTs early.
5872 2010-01-04 Martin Jambor <mjambor@suse.cz>
5874 PR tree-optimization/42398
5875 * tree-sra.c (struct access): Removed flag grp_different_types.
5876 (dump_access): Do not dump the removed flag.
5877 (sort_and_splice_var_accesses): Do not set the removed flag.
5878 (sra_modify_expr): Check for type compatibility directly.
5880 2010-01-04 Martin Jambor <mjambor@suse.cz>
5882 PR tree-optimization/42366
5883 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5884 edges with variable number of parameters.
5885 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5886 flag instead of asserting it.
5887 (ipa_read_node_info): Read uses_analysis_done flag.
5889 2010-01-04 Richard Guenther <rguenther@suse.de>
5891 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5892 iterative_hash_* as intended.
5893 (vn_reference_compute_hash): Likewise. Simplify hashing
5895 (vn_reference_lookup_2): Likewise.
5896 (vn_nary_op_compute_hash): Likewise.
5897 (vn_phi_compute_hash): Likewise.
5898 (expressions_equal_p): Remove strange code.
5899 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5900 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5901 (bitmap_insert_into_set_1): Take value-id as parameter.
5902 (add_to_value): Pass it.
5903 (bitmap_insert_into_set): Likewise.
5904 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5906 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5909 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5910 (do_self_spec): For switches with SWITCH_IGNORE set set also
5911 SWITCH_IGNORE_PERMANENTLY.
5912 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5915 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5917 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5918 tree of an unreferenced global var.
5920 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5924 GTU to GT for V4SI and V2DI.
5926 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5927 (umin<mode>3): Removed.
5929 (uminv4si3): Likewise.
5931 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5934 * collect2.c (main): Turn on trace in collect2 if -v is passed
5937 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5939 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5940 description of expression operand.
5942 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5944 * configure.ac: Add install-html to target_list for Make-hooks.
5945 * configure: Regenerate.
5946 * fortran/Make-lang.in (F95_HTMLFILES): New.
5947 (fortran.html): Use it.
5948 (fortran.install-html): New.
5949 * Makefile.in (install-html): Add lang.install-html.
5950 * java/Make-lang.in (JAVA_HTMLFILES): New.
5951 (java.html): Use it.
5952 (java.install-html): New.
5953 * objc/Make-lang.in (objc.install-html): New.
5954 * objcp/Make-lang.in (obj-c++.install-html): New.
5955 * cp/Make-lang.in (c++.install-html): New.
5956 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5957 * lto/Make-lang.in (lto.install-html): New.
5959 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5962 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5964 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5966 PR rtl-optimization/41862
5967 * store-motion.c (store_killed_in_insn, compute_store_table,
5968 remove_reachable_equiv_notes, replace_store_insn,
5969 build_store_vectors): Ignore all DEBUG_INSNs.
5971 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5974 * common.opt: Add dumpdir.
5976 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5978 (option_map): Add --dumpdir.
5980 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5982 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5984 * opts.c (decode_options): Try dump_dir_name first if
5985 dump_base_name isn't an absolute path.
5986 (common_handle_option): Handle OPT_dumpdir.
5988 * toplev.c (dump_dir_name): New.
5989 (print_switch_values): Also ignore -dumpdir.
5991 * toplev.h (dump_dir_name): New.
5993 2010-01-03 Richard Guenther <rguenther@suse.de>
5995 PR tree-optimization/42589
5996 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5997 double-word expansion of bswap32.
5999 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6001 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6002 with BLOCK_FOR_INSN.
6003 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6004 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6005 noce_process_if_block): Likewise.
6006 * gcse.c (compute_local_properties, insert_expr_in_table,
6007 insert_set_in_table, canon_list_insert, find_avail_set,
6008 pre_insert_copy_insn): Likewise.
6010 * basic-block.h (BLOCK_NUM): Move from here...
6011 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6013 2010-01-03 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/42438
6016 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6017 contains_may_not_return_call flag.
6018 (BB_MAY_NOTRETURN): New.
6019 (valid_in_sets): Trapping nary operations are not valid
6020 in blocks that may not return.
6021 (insert_into_preds_of_block): Remove check for trapping expressions.
6022 (compute_avail): Compute also BB_MAY_NOTRETURN.
6024 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6026 * doc/invoke.texi: Add 2010 to copyright years.
6028 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6030 * config/sparc/sparc.c: Fix formatting nits.
6032 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6033 Alexander Monakov <amonakov@ispras.ru>
6035 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6037 2010-01-02 Richard Guenther <rguenther@suse.de>
6040 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6041 (simplify_switch_using_ranges): Mark to be removed edges
6044 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6046 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6048 * collect2.c (scan_libraries): Add missing argument in call to
6051 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6054 * config/alpha/predicates.md (aligned_memory_operand): Return false
6056 (unaligned_memory_operand): Return true for CQImode.
6057 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6058 doesn not cross aligned SImode word boundary.
6060 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6062 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6064 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6065 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6067 2010-01-02 Richard Guenther <rguenther@suse.de>
6070 * toplev.c (compile_file): Emit LTO marker properly. Change
6072 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6074 2010-01-01 Richard Guenther <rguenther@suse.de>
6077 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6079 2010-01-01 Richard Guenther <rguenther@suse.de>
6082 * c-decl.c (grokdeclarator): For zero-size arrays force
6083 structural equality checks as layout_type does.
6085 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6087 * builtins.c: Update copyright to 2010.
6089 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6092 * lto-streamer-out.c (produce_asm): Revert the last change.
6093 (copy_function): Likewise.
6095 * lto-streamer.c (lto_get_section_name): Skip any leading
6098 2010-01-01 Richard Guenther <rguenther@suse.de>
6101 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6105 Copyright (C) 2010 Free Software Foundation, Inc.
6107 Copying and distribution of this file, with or without modification,
6108 are permitted in any medium without royalty provided the copyright
6109 notice and this notice are preserved.