1 2010-04-13 Martin Jambor <mjambor@suse.cz>
3 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5 children. Call replace_uses_with_default_def_ssa_name to handle
8 2010-04-13 Michael Matz <matz@suse.de>
11 * builtins.c (expand_builtin_interclass_mathfn): Also create
12 a register if the predicate doesn't match.
14 2010-04-13 Diego Novillo <dnovillo@google.com>
16 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
17 * c-pch.c: Include timevar.h.
18 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
19 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE
21 * ggc-common.c: Include timevar.h.
22 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT
24 * timevar.def (TV_PCH_SAVE): Define.
25 (TV_PCH_CPP_SAVE): Define.
26 (TV_PCH_PTR_REALLOC): Define.
27 (TV_PCH_PTR_SORT): Define.
28 (TV_PCH_RESTORE): Define.
29 (TV_PCH_CPP_RESTORE): Define.
31 2010-04-13 Michael Matz <matz@suse.de>
33 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
35 (can_reassociate_p): New function.
36 (break_up_subtract_bb, reassociate_bb): Use it.
38 2010-04-13 Richard Guenther <rguenther@suse.de>
41 * builtins.c (c_readstr): Fix assert.
43 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
45 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
46 when generating cltd insn.
48 (*ashl<mode>3_1): Remove special handling for register operand 2.
49 (*ashlsi3_1_zext): Ditto.
51 (*ashlhi3_1_lea): Ditto.
53 (*ashlqi3_1_lea): Ditto.
54 (*<shiftrt_insn><mode>3_1): Ditto.
55 (*<shiftrt_insn>si3_1_zext): Ditto.
56 (*<shiftrt_insn>qi3_1_slp): Ditto.
57 (*<rotate_insn><mode>3_1): Ditto.
58 (*<rotate_insn>si3_1_zext): Ditto.
59 (*<rotate_insn>qi3_1_slp): Ditto.
61 2010-04-13 Richard Guenther <rguenther@suse.de>
63 * tree-ssa-structalias.c (callused_id): Remove.
64 (call_stmt_vars): New.
65 (get_call_vi): Likewise.
66 (lookup_call_use_vi): Likewise.
67 (lookup_call_clobber_vi): Likewise.
68 (get_call_use_vi): Likewise.
69 (get_call_clobber_vi): Likewise.
70 (make_transitive_closure_constraints): Likewise.
71 (handle_const_call): Adjust to do per-call call-used handling.
72 (handle_pure_call): Likewise.
73 (find_what_var_points_to): Remove general callused handling.
74 (init_base_vars): Likewise.
75 (init_alias_vars): Initialize call_stmt_vars.
76 (compute_points_to_sets): Process call-used and call-clobbered
77 vars for call statements.
78 (delete_points_to_sets): Free call_stmt_vars.
80 2010-04-13 Richard Guenther <rguenther@suse.de>
82 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
83 Only add RW dependence for dependence distance zero.
84 Adjust maximal vectorization factor according to dependences.
85 Move alignment handling ...
86 (vect_find_same_alignment_drs): ... here. New function.
87 (vect_analyze_data_ref_dependences): Adjust.
88 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
89 (vect_analyze_data_refs): Adjust minimal vectorization factor
90 according to data references.
91 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
92 dependences before determining the vectorization factor.
93 Analyze alignment after determining the vectorization factor.
94 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
95 dependences before alignment.
96 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
98 (vect_analyze_data_refs): Likewise.
99 (MAX_VECTORIZATION_FACTOR): New define.
101 2010-04-13 Duncan Sands <baldrick@free.fr>
103 * except.h (lang_eh_type_covers): Remove.
104 * except.c (lang_eh_type_covers): Likewise.
106 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
107 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
109 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
110 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
111 UNITS_PER_LONG where it is ABI relevant.
112 (s390_return_addr_rtx): Likewise.
113 (s390_back_chain_rtx): Likewise.
114 (s390_frame_area): Likewise.
115 (s390_frame_info): Likewise.
116 (s390_initial_elimination_offset): Likewise.
117 (save_gprs): Likewise.
118 (s390_emit_prologue): Likewise.
119 (s390_emit_epilogue): Likewise.
120 (s390_function_arg_advance): Likewise.
121 (s390_function_arg): Likewise.
122 (s390_va_start): Likewise.
123 (s390_gimplify_va_arg): Likewise.
124 (s390_function_profiler): Likewise.
125 (s390_optimize_prologue): Likewise.
126 (s390_rtx_costs): Likewise.
127 (s390_secondary_reload): Likewise.
128 (s390_promote_function_mode): Likewise.
129 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
130 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
132 (s390_unwind_word_mode): New function.
133 (s390_function_value): Split 64 bit values into register pair if
134 used as return value.
135 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
136 function call parameters. Handle parallels.
137 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
138 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
139 (DWARF_CIE_DATA_ALIGNMENT): New macro.
140 (s390_expand_setmem): Remove unused variable src_addr.
141 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
142 deal with 64 bit registers.
143 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
144 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
145 (UNITS_PER_LONG): New macro.
146 * libjava/include/s390-signal.h: Define extended ucontext
147 structure containing the upper halfs of the 64 bit registers.
149 2010-04-13 Simon Baldwin <simonb@google.com>
151 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
153 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
155 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
156 rvalue on the RHS if the LHS is of a non-renamable type.
157 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
159 2010-04-13 Matthias Klose <doko@ubuntu.com>
161 * gcc.c (cc1_options): Handle -iplugindir before processing
162 the cc1 spec. Only add -iplugindir once.
163 (cpp_unique_options): Add -iplugindir option if -fplugin* options
165 * common.opt (iplugindir): Remove `Separate' property, initialize.
166 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
168 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
169 (distclean): Remove plugin dir.
170 * doc/invoke.texi: Document -iplugindir.
172 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
174 * doc/plugins.texi (Loading Plugins): Document short
176 (Plugin API): Mention default_plugin_dir_name function.
178 * gcc.c (find_file_spec_function): Add new declaration.
179 (static_spec_func): Use it for "find-file".
180 (find_file_spec_function): Add new function.
181 (cc1_options): Add -iplugindir option if -fplugin* options found.
183 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
185 * plugin.c (add_new_plugin): Updated comment, and handle short
187 (default_plugin_dir_name): Added new function.
189 * common.opt (iplugindir): New option to set the plugin directory.
191 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/i386.md (any_rotate): New code iterator.
194 (rotate_insn): New code attribute.
196 (SWIM124): New mode iterator.
197 (<rotate_insn>ti3): New expander.
198 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
199 any_rotate code iterator.
200 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
201 using any_rotate code iterator and SWIM124 mode iterator.
202 (ix86_rotlti3): New insn_and_split pattern.
203 (ix86_rotrti3): Ditto.
204 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
205 ix86_rotl{di,ti}3 patterns.
206 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
207 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
208 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
209 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
210 code iterator and SWI mode iterator.
211 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
212 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
214 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
215 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
216 (bswap rotatert splitter): Add splitter.
217 (bswap splitter): Macroize splitter using any_rotate code iterator.
218 Add insn predicate to split only for TARGET_USE_XCHGB or when
219 optimizing function for size.
221 2010-04-12 Steve Ellcey <sje@cup.hp.com>
223 * config/pa/pa.c (emit_move_sequence): Remove use of
224 deleted variable flag_argument_noalias.
226 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
228 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
230 Add to unsupported targets list.
231 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
232 sparc*-sun-solaris2.[567]* from target lists.
233 * configure: Regenerate.
234 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
236 Remove Solaris 7 patch references.
237 (Specific, sparc-sun-solaris2.7): Removed.
238 (sparc-sun-solaris2*): Update Solaris 7 example.
239 (sparc64-*-solaris2*): Likewise.
241 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
243 * config.build (alpha*-dec-osf4*): Remove.
244 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
245 of obsolete configurations.
246 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
248 * config/alpha/t-osf4: Renamed to ...
249 * config/alpha/t-osf5: ... this.
250 * config/alpha/osf.h: Renamed to ...
251 * config/alpha/osf5.h: ... this.
252 Merged old osf5.h contents.
254 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
255 (EXTRA_SPECS): Removed.
256 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
257 reflect removal of Tru64 UNIX V4.0/V5.0 support.
260 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
262 * doc/contrib.texi (Contributors, Rainer Orth): Update.
264 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
267 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
268 __thiscall convention.
270 2010-04-12 Steve Ellcey <sje@cup.hp.com>
272 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
274 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
276 2010-04-12 Steve Ellcey <sje@cup.hp.com>
278 * function.c (assign_parms_initialize_all): Add unused attribute
281 2010-04-12 Richard Guenther <rguenther@suse.de>
283 * gsstruct.def (GSS_CALL): New.
284 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
285 * gimple.h: Include tree-ssa-alias.h.
286 (struct gimple_statement_call): New.
287 (union gimple_statement_struct_d): Add gimple_call member.
288 (gimple_call_reset_alias_info): Declare.
289 (gimple_call_use_set): New function.
290 (gimple_call_clobber_set): Likewise.
291 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
292 * gimple.c (gimple_call_reset_alias_info): New function.
293 (gimple_build_call_1): Call it.
294 * lto-streamer-in.c (input_gimple_stmt): Likewise.
295 * tree-inline.c (remap_gimple_stmt): Likewise.
296 (expand_call_inline): Remove callused handling.
297 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
298 * tree-dfa.c (dump_variable): Likewise.
299 * tree-parloops.c (parallelize_loops): Likewise.
300 * tree-ssa.c (init_tree_ssa): Likewise.
301 (delete_tree_ssa): Likewise.
302 * tree-flow-inline.h (is_call_used): Remove.
303 * tree-flow.h (struct gimple_df): Remove callused member.
304 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
305 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
306 (ref_maybe_used_by_call_p_1): Simplify.
307 (call_may_clobber_ref_p_1): Likewise.
308 * tree-ssa-structalias.c (compute_points_to_sets): Set
309 the call stmt used and clobbered sets.
310 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
311 (find_tail_calls): Verify the tail call.
313 2010-04-12 Richard Guenther <rguenther@suse.de>
315 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
316 single-iteration always-inline inlining.
317 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
318 (cgraph_decide_inlining): Do not handle always-inline specially.
319 (try_inline): Remove always-inline cycle detection special case.
320 Do not recurse on always-inlines.
321 (cgraph_early_inlining): Do not iterate if not optimizing.
322 (cgraph_gate_early_inlining): remove.
323 (pass_early_inline): Run unconditionally.
324 (gate_cgraph_decide_inlining): New function.
325 (pass_ipa_inline): Use it. Do not run the IPA inliner if
326 not inlining or optimizing.
327 (cgraph_decide_inlining_of_small_functions): Also consider
328 always-inline functions.
329 (cgraph_default_inline_p): Return true for nodes which should
330 disregard inline limits.
331 (estimate_function_body_sizes): Assume zero size and time for
332 nodes which are marked as disregarding inline limits.
333 (cgraph_decide_recursive_inlining): Do not perform recursive
334 inlining on always-inline nodes.
336 2010-04-12 Jakub Jelinek <jakub@redhat.com>
339 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
340 for exprs satisfying handled_component_p.
342 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
344 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
345 non-constant aggregate elements.
347 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
348 is a real initialization.
350 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
353 * c-decl.c (start_function): Move forward check for nested function.
355 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
357 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
358 * config/sh/sh.c: Include reload.h.
359 (sh_legitimize_reload_address): New.
360 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
361 sh_legitimize_reload_address.
363 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
365 * config/sh/sh.md (*movqi_pop): New insn pattern.
366 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
368 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.md (any_shiftrt): New code iterator.
371 (shiftrt_insn): New code attribute.
373 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
374 using any_shiftrt code iterator.
375 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
376 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
377 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
378 pattern from corresponding peephole2 patterns.
379 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
380 using any_shiftrt code iterator.
381 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
382 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
383 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
384 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
385 *{ashr,lshr}<mode>3_cmp_zext.
386 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
388 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
390 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
392 (*lshr<mode>3_cconly): Ditto.
394 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
396 * config/i386/i386.md (lshr<mode>3): Macroize expander from
397 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
398 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
399 pattern from *lshr{di,ti}3_1 and corresponding splitters using
401 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
402 from corresponding peephole2 patterns.
403 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
404 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
405 and *lshrdi3_1_rex64 using SWI mode iterator.
406 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
407 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
408 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
409 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
410 and *lshrdi3_cmp_rex64 using SWI mode iterator.
411 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
412 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
413 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
414 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
417 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.md (ashr<mode>3): Macroize expander from
420 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
421 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
422 pattern from *ashr{di,ti}3_1 and corresponding splitters using
424 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
425 from corresponding peephole2 patterns.
426 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
427 (ashrsi3_cvt): Rename from ashrsi3_31.
428 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
429 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
430 and x86_64_shift_adj_3 using SWI48 mode iterator.
431 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
432 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
433 and *ashrdi3_1_rex64 using SWI mode iterator.
434 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
435 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
436 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
437 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
438 and *ashrdi3_cmp_rex64 using SWI mode iterator.
439 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
440 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
441 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
442 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
444 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
445 * config/i386/i386.c (ix86_split_ashr): Update for renamed
446 x86_shift<mode>_adj_3 expanders.
448 2010-04-10 Wei Guozhi <carrot@google.com>
451 * config/arm/arm.c (arm_pic_static_addr): New function.
452 (legitimize_pic_address): Call arm_pic_static_addr when it detects
454 (arm_output_addr_const_extra): Output expression for new pattern.
455 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
457 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
459 * ira-costs.c (record_reg_classes): Ignore alternatives that are
462 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
463 * web.c: Include "insn-config.h" and "recog.h".
464 (union_match_dups): New function.
466 (union_defs): Don't try to recognize match_dups.
468 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
469 if doing so would replace the entire pattern.
471 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
476 and splitter pattern. Change splitter operand 1 predicate to
479 2010-04-09 Martin Jambor <mjambor@suse.cz>
481 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
482 lattices are addresses of CONST_DECLs with the same initial value.
483 (ipcp_print_all_lattices): Print values of CONST_DECLs.
484 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
486 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
487 Bernd Schmidt <bernd.schmidt@codesourcery.com>
489 * loop-invariant.c (replace_uses): New static function.
490 (move_invariant_reg): Use it to ensure we can replace the uses.
492 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
494 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
496 (picochip_override_options): Enable section anchors only above -O1.
497 (picochip_reorg): Fixed a couple of build warnings.
499 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
501 * configure.ac (plugin -rdynamic test): Log result.
502 * configure: Regenerate.
503 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
504 (RDYNAMIC_SPEC): Define.
505 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
507 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
509 * configure.ac: Determine Sun ld version numbers.
510 (comdat_group): Restrict GNU ld version checks to gld.
511 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
512 (enable_comdat): Support --enable-comdat.
513 * configure: Regenerate.
514 * doc/install.texi (Configuration): Document --enable-comdat.
516 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
518 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
519 * config/sol2-gld.h: ... here.
520 * config.gcc (sparc*-*-solaris2*): Reflect this.
521 (i[34567]86-*-solaris2*): Use it.
523 2010-04-09 Steve Ellcey <sje@cup.hp.com>
525 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
527 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
529 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
532 * diagnostic.c (diagnostic_initialize): Initialize
533 some_warnings_are_errors.
534 (diagnostic_finish): New.
535 (diagnostic_action_after_output): Call it before exiting.
536 (diagnostic_report_diagnostic): Do not print message here. Set
537 some_warnings_are_errors.
538 * diagnostic.h (diagnostic_context): Delete
539 issue_warnings_are_errors_message. Add some_warnings_are_errors.
540 (diagnostic_finish): Declare.
541 * toplev.c (toplev_main): Call it before exit.
543 2010-04-09 Jason Merrill <jason@redhat.com>
546 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
550 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
551 based on a warning flag.
553 2010-04-09 Richard Guenther <rguenther@suse.de>
555 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
557 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
560 * varasm.c (default_assemble_visibility): Wrap vars that are
561 set, but unused, by targets without GAS.
562 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
563 Remove set, but unused, vars.
564 (rs6000_legitimize_tls_address): Likewise.
565 (altivec_expand_dst_builtin): Likewise.
566 * config/darwin.c (machopic_classify_symbol): Likewise.
567 (machopic_indirection_name): Likewise.
569 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/i386.md (DWI): New mode iterator.
572 (S): New mode attribute.
573 (shift_operand): Ditto.
574 (shift_immediate_operand): Ditto.
575 (ashl_input_operand): Ditto.
576 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
577 using SDWIM mode iterator.
578 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
579 pattern from *ashl{di,ti}3_1 and corresponding splitters using
581 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
582 from corresponding peephole2 patterns.
583 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
584 and x86_64_shift_adj_1 using SWI48 mode iterator.
585 (x86_shift<mode>_adj_2): Ditto.
586 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
587 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
588 using SWI48 mode iterator.
589 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
590 *ashldi3_cmp_rex64 using SWI mode iterator.
591 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
592 *ashldi3_cconly_rex64 using SWI mode iterator.
593 * config/i386/i386.c (ix86_split_ashl): Update for renamed
594 x86_shift<mode>_adj_{1,2}.
595 (ix86_split_ashr): Ditto.
596 (ix86_split_lshr): Ditto.
598 2010-04-09 Richard Guenther <rguenther@suse.de>
600 * target.h (builtin_conversion): Pass in input and output types.
601 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
602 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
603 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
604 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
606 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
608 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
610 2010-04-09 Richard Guenther <rguenther@suse.de>
613 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
615 2010-04-09 Richard Guenther <rguenther@suse.de>
617 * tree-vectorizer.h (struct _stmt_vec_info): Document
618 that vectype is the type of the LHS.
619 (supportable_widening_operation, supportable_narrowing_operation):
620 Get both input and output vector types as arguments.
621 (vect_is_simple_use_1): Declare.
622 (get_same_sized_vectype): Likewise.
623 * tree-vect-loop.c (vect_determine_vectorization_factor):
624 Set STMT_VINFO_VECTYPE to the vector type of the def.
625 (vectorizable_reduction): Adjust.
626 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
627 Adjust. Specify the output vector type.
628 (vect_pattern_recog_1): Adjust.
629 * tree-vect-stmts.c (get_same_sized_vectype): New function.
630 (vectorizable_call): Adjust.
631 (vectorizable_conversion): Likewise.
632 (vectorizable_operation): Likewise.
633 (vectorizable_type_demotion): Likewise.
634 (vectorizable_type_promotion): Likewise.
635 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
637 (vect_is_simple_use_1): New function.
638 (supportable_widening_operation): Get both input and output
640 (supportable_narrowing_operation): Likewise.
641 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
643 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
645 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
646 __thiscall and _thiscall as predefined macros.
647 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
648 thiscall attribute handling.
649 (ix86_comp_type_attributes): Likewise.
650 (ix86_function_regparm): Likewise.
651 (ix86_return_pops_args): Likewise.
652 (init_cumulative_args): Likewise.
653 (find_drap_reg): Likewise.
654 (ix86_static_chain): Likewise.
655 (x86_this_parameter): Likewise.
656 (x86_output_mi_thunk): Likewise.
657 (ix86_attribute_table): Add description for thiscall attribute.
658 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
659 * doc/extend.texi: Add documentation for thiscall.
661 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
664 * c.opt (Wint-to-pointer-cast): Available in C++.
665 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
667 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
669 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
670 * calls.c (expand_call): Pass the function type to aggregate_value_p.
671 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
672 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
673 function type instead. Reorder and simplify checks.
675 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
677 2010-04-08 Jing Yu <jingyu@google.com>
678 Zdenek Dvorak <ook@ucw.cz>
680 PR tree-optimization/42720
681 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
682 loop unswitch conditions here from ...
683 (tree_unswitch_single_loop): ... here.
685 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
687 * tree-if-conv.c: Fix comments and simplify logic.
689 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
691 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
692 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
693 (main_tree_if_conversion): Update call to tree_if_conversion.
695 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
698 * doc/invoke.texi (-b,-V): Delete.
699 * doc/tm.texi: Do not mention -b.
700 * gcc.c (display_help): Delete -b and -V.
701 (process_command): Delete -b and -V.
702 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
704 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
705 Wolfgang Gellerich <gellerich@de.ibm.com>
707 Implement target hook for loop unrolling
708 * target.h (loop_unroll_adjust): Add a new target hook function.
709 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
710 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
711 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
712 (s390_loop_unroll_adjust): Implement the new target hook for s390.
713 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
715 (decide_unroll_stupid): Likewise.
717 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
720 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
722 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
724 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
725 (Specific, *-*-solaris2*): Likewise.
726 Don't prefer Sun as over GNU as.
728 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
730 * config/s390/s390.c (override_options): Adjust the z10
731 defaults for max-unroll-times, max-completely-peeled-insns
732 and max-completely-peel-times.
734 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
736 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
737 instructions for z10.
738 (s390_expand_setmem): Likewise.
739 (s390_expand_cmpmem): Likewise.
741 2010-04-08 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/43679
744 * tree-ssa-pre.c (eliminate): Only propagate copies.
746 2010-04-08 Jakub Jelinek <jakub@redhat.com>
749 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
750 set but not used variable warning.
752 2010-04-08 Wei Guozhi <carrot@google.com>
755 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
756 (arm_size_rtx_costs): Call the new function when optimized for size.
758 2010-04-08 Jakub Jelinek <jakub@redhat.com>
761 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
762 op0 is not a MEM, just return NULL instead of assertion
764 (discover_nonconstant_array_refs): Don't walk debug stmts.
766 2010-04-08 Doug Kwan <dougkwan@google.com>
768 * configure.ac: Recognize gold and do not use its version number
770 * configure: Regenerate.
772 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
775 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
776 (negate_value): Move code to push elements to broken_up_substracts ...
777 (eliminate_plus_minus_pair): ... here. Push operands that have no
778 negative pair to plus_negates.
779 (repropagate_negates, init_reassoc, fini_reassoc): Update.
781 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
783 * doc/install.texi (Configuration): Move description of
784 --enable-lto, --with-libelf*, --enable-gold from Java section to
787 * doc/generic.texi (Working with declarations)
788 (Function Properties, C and C++ Trees): Fix typos.
789 * doc/sourcebuild.texi (Top Level): Likewise.
791 2010-04-07 Jakub Jelinek <jakub@redhat.com>
794 * tree.h (DECL_READ_P): Define.
795 (struct tree_decl_common): Add decl_read_flag.
796 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
797 a set but not used warning.
798 (merge_decls): Merge DECL_READ_P flag.
799 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
800 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
801 * c-common.c (handle_used_attribute, handle_unused_attribute):
803 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
805 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
807 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
808 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
809 c_parser_binary_expression, c_parser_cast_expression,
810 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
811 Call default_function_array_read_conversion instead of
812 default_function_array_conversion where needed.
813 (c_parser_unary_expression, c_parser_conditional_expression,
814 c_parser_postfix_expression_after_primary, c_parser_initelt):
815 Likewise. Call mark_exp_read where needed.
816 (c_parser_statement_after_labels, c_parser_asm_operands,
817 c_parser_typeof_specifier, c_parser_sizeof_expression,
818 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
820 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
822 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
823 (warn_unused_but_set_parameter): Default to warn_unused
825 * doc/invoke.texi: Document -Wunused-but-set-variable and
826 -Wunused-but-set-parameter.
828 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
830 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
831 when operandN variables aren't used in the body of the expander
833 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
834 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
835 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
836 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
837 FOR_EACH_IMM_USE_ON_STMT): Likewise.
838 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
839 * tree.c (PROCESS_ARG): Likewise.
841 2010-04-07 Simon Baldwin <simonb@google.com>
843 * diagnostic.h (diagnostic_override_option_index): New macro to
844 set a diagnostic's option_index.
845 * c-tree.h (c_cpp_error): Add warning reason argument.
846 * opts.c (_warning_as_error_callback): New.
847 (register_warning_as_error_callback): Store callback for
848 warnings enabled via enable_warning_as_error.
849 (enable_warning_as_error): Call callback, minor code tidy.
850 * opts.h (register_warning_as_error_callback): Declare.
851 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
852 response to -Werror=.
853 (c_common_init_options): Register warning_as_error_callback in opts.c.
854 * common.opt: Add -Wno-cpp option.
855 * c-common.c (struct reason_option_codes_t): Map cpp warning
856 reason codes to gcc option indexes.
857 * (c_option_controlling_cpp_error): New function, lookup the gcc
858 option index for a cpp warning reason code.
859 * (c_cpp_error): Add warning reason argument, call
860 c_option_controlling_cpp_error for diagnostic_override_option_index.
861 * doc/invoke.texi: Document -Wno-cpp.
863 2010-04-07 Richard Guenther <rguenther@suse.de>
865 * ipa-reference.c (mark_load): Use get_base_address.
866 (mark_store): Likewise.
868 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
869 inserting GIMPLE_NOPs into the IL.
870 * tree-ssa-structalias.c (get_constraint_for_component_ref):
871 Explicitly strip handled components and indirect references.
873 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
874 folding address expressions.
875 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
876 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
877 operand_equal_p to compare decls.
878 (ptr_deref_may_alias_decl_p): Likewise.
879 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
880 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
881 Handle reversed comparison ops.
882 * tree-sra.c (asm_visit_addr): Use get_base_address.
883 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
884 * ipa-reference.c (mark_address): Use get_base_address.
886 2010-04-07 Richard Guenther <rguenther@suse.de>
888 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
889 Propagate constants everywhere.
891 2010-04-07 Jakub Jelinek <jakub@redhat.com>
894 * tree.c (MAX_INT_CACHED_PREC): Define.
895 (nonstandard_integer_type_cache): New array.
896 (build_nonstandard_integer_type): Cache results for precision
897 <= MAX_INT_CACHED_PREC.
899 2010-04-07 Richard Guenther <rguenther@suse.de>
901 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
902 -fargument-noalias-global, -fargument-noalias-anything): Remove.
903 * common.opt: Likewise.
904 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
905 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
906 (nonoverlapping_memrefs_p): Likewise.
907 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
908 * opts.c (common_handle_option): Handle OPT_fargument_alias,
909 OPT_fargument_noalias, OPT_fargument_noalias_anything and
910 OPT_fargument_noalias_global for backward compatibility.
912 2010-04-07 Richard Guenther <rguenther@suse.de>
914 PR tree-optimization/43270
915 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
916 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
917 * tree-ssa-pre.c (phi_translate_1): Adjust.
918 (fully_constant_expression): Split out vn_reference handling to ...
919 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
920 Fold reads from constant strings.
921 (vn_reference_lookup): Handle fully constant references.
922 (vn_reference_lookup_pieces): Likewise.
923 * Makefile.in (expmed.o-warn): Add -Wno-error.
925 2010-04-07 Martin Jambor <mjambor@suse.cz>
927 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
929 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
932 * gcc.c: Add -static-libstdc++ to list of recognized options.
934 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
936 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
938 2010-04-07 Richard Guenther <rguenther@suse.de>
941 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
942 bases build simple mem attributes to retain points-to information.
944 2010-04-07 Richard Guenther <rguenther@suse.de>
947 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
948 preserve points-to related information.
950 2010-04-07 Richard Guenther <rguenther@suse.de>
953 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
954 discard plain indirect references.
955 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
956 * tree.c (tree_nop_conversion): Likewise.
958 2010-04-07 Dodji Seketeli <dodji@redhat.com>
961 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
963 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
965 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
966 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
968 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
970 * tree-if-conv.c: Fix indentation and comments.
972 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
974 * tree-if-conv.c: Sort static functions in topological order.
976 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
978 * tree-if-conv.c: Fix indentation and comments.
980 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
983 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
984 lang_hooks.types.type_for_size instead of
985 build_nonstandard_integer_type.
986 When converting an unsigned type to signed, double its precision.
987 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
988 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
989 (graphite_create_new_loop_guard): When ub + 1 wraps around,
992 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
995 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
996 POINTER_PLUS_EXPR for pointer types.
998 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1001 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1002 * graphite-clast-to-gimple.c: Include langhooks.h.
1003 (max_signed_precision_type): New.
1004 (max_precision_type): Takes two types as arguments.
1005 (precision_for_value): New.
1006 (precision_for_interval): New.
1007 (gcc_type_for_interval): New.
1008 (gcc_type_for_value): New.
1009 (gcc_type_for_clast_term): New.
1010 (gcc_type_for_clast_red): New.
1011 (gcc_type_for_clast_bin): New.
1012 (gcc_type_for_clast_expr): Split up into several functions.
1013 (gcc_type_for_clast_eq): Rewritten.
1014 (compute_bounds_for_level): New.
1015 (compute_type_for_level_1): New.
1016 (compute_type_for_level): New.
1017 (gcc_type_for_cloog_iv): Removed.
1018 (gcc_type_for_iv_of_clast_loop): Rewritten.
1019 (graphite_create_new_loop): Compute the lower and upper bound types
1020 with gcc_type_for_clast_expr.
1021 (graphite_create_new_loop_guard): Same.
1022 (find_cloog_iv_in_expr): Removed.
1023 (compute_cloog_iv_types_1): Removed.
1024 (compute_cloog_iv_types): Removed.
1025 (gloog): Do not call compute_cloog_iv_types.
1026 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1028 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1029 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1030 (GBB_CLOOG_IV_TYPES): Removed.
1032 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1034 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1035 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1036 (detect_commutative_reduction): Same.
1038 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1040 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1041 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1043 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1044 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1045 (rewrite_commutative_reductions_out_of_ssa): Same.
1046 * passes.c (execute_function_todo): Call verify_ssa for every pass
1047 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1048 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1049 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1050 with an extra argument.
1051 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1052 verify_ssa only when the extra argument is true.
1053 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1054 with an extra argument.
1055 (tree_transform_and_unroll_loop): Same.
1057 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1059 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1060 for all the passes of the LNO having LOOP_CLOSED_SSA.
1061 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1062 * tree-loop-distribution.c (pass_loop_distribution): Same.
1063 * tree-pass.h (TODO_verify_loops): Removed.
1064 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1066 (pass_tree_unswitch): Same.
1067 (pass_predcom): Same.
1068 (pass_vectorize): Same.
1069 (pass_linear_transform): Same.
1070 (pass_graphite_transforms): Same.
1071 (pass_iv_canon): Same.
1072 (pass_complete_unroll): Same.
1073 (pass_complete_unrolli): Same.
1074 (pass_parallelize_loops): Same.
1075 (pass_loop_prefetch): Same.
1076 (pass_iv_optimize): Same.
1078 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1081 * passes.c (init_optimization_passes): Move pass_lim before
1082 pass_copy_prop and pass_dce_loop.
1084 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1087 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1088 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1089 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1090 MULTI_* defines for 4 argument vpermil2p* builtins.
1092 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1095 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1096 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1097 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1098 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1099 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1100 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1101 Use x86_maybe_negate_const_int to output insn mnemonic.
1102 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1103 check from instruction predicate. Update comments.
1104 * config/i386/sync.md (sync_add<mode>): Use
1105 x86_maybe_negate_const_int to output insn mnemonic.
1107 2010-04-06 Jan Hubicka <jh@suse.cz>
1109 PR tree-optimization/42906
1110 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1111 IGNORE_SELF argument. Set visited_control_parents for fully
1113 (find_obviously_necessary_stmts): Update call of
1114 mark_control_dependent_edges_necessary.
1115 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1117 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/i386.md: Remove comment about 'e' and 'E'
1122 2010-04-06 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/43627
1125 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1126 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1129 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1131 * BASE-VER: Change to 4.6.0.
1134 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1137 2010-04-06 Richard Guenther <rguenther@suse.de>
1140 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1142 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1144 * doc/invoke.texi (Optimize Options): Document that LTO
1145 won't remove object access purely due to incompatible
1148 2010-04-04 Matthias Klose <doko@ubuntu.com>
1150 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1151 Initialize variable.
1153 2010-04-03 Richard Guenther <rguenther@suse.de>
1156 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1157 require a non-NULL MEM_OFFSET.
1159 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1161 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1162 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1163 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1164 config/alpha/predicates.md, config/arm/arm.md,
1165 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1166 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1167 config/darwin9.h, config/darwin.c, config/darwin.h,
1168 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1169 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1170 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1171 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1172 config/mips/mips.md, config/mn10300/mn10300.c,
1173 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1174 config/rs6000/aix.h, config/rs6000/dfp.md,
1175 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1176 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1177 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1178 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1179 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1180 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1181 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1182 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1183 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1184 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1185 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1186 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1187 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1188 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1189 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1190 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1191 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1192 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1193 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1194 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1195 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1196 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1197 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1198 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1199 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1200 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1201 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1202 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1203 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1204 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1205 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1206 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1207 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1208 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1209 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1210 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1212 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1215 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1216 * aclocal.m4: Regenerate.
1218 2010-04-02 Richard Guenther <rguenther@suse.de>
1220 PR tree-optimization/43629
1221 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1222 if we have seen a constant value.
1224 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1226 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1228 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1231 * arm.c (legitimize_tls_address): Adjust call to
1232 gen_tls_load_dot_plus_four.
1233 (arm_note_pic_base): New function.
1234 (arm_cannot_copy_insn_p): Use it.
1235 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1238 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1243 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1245 * Makefile.in ($(out_object_file)): Depend on
1246 gt-$(basename $(notdir $(out_file))).h.
1248 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1250 * config.gcc (lm32-*-rtems*): Add t-lm32.
1252 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1254 * config.gcc: Add lm32-*-rtems*.
1255 * config/lm32/rtems.h: New file.
1257 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1260 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1262 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1264 * dwarf2out.c (output_compilation_unit_header): For
1265 -gdwarf-4 use version 4 instead of version 3.
1266 (output_line_info): For version 4 and above emit additional
1267 maximum ops per insn header field.
1268 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1270 * dwarf2out.c (is_c_family, is_java): Remove.
1271 (lower_bound_default): New function.
1272 (add_bound_info, gen_descr_array_type_die): Use it.
1274 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1277 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1278 re-declaration when it happens in a function.
1280 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1282 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1283 (cgraph_remove_function_insertion_hook): Same.
1284 (cgraph_call_function_insertion_hooks): Same.
1286 2010-04-01 Richard Guenther <rguenther@suse.de>
1289 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1290 and TREE_THIS_VOLATILE.
1291 (copy_ref_info): Likewise.
1292 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1293 * tree.c (build6_stat): Ignore side-effects of all but arg5
1294 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1297 2010-04-01 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/43607
1300 * ipa-type-escape.c (check_call): Do not access non-existing
1303 2010-04-01 Richard Guenther <rguenther@suse.de>
1307 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1308 Jack Howarth <howarth@bromo.med.uc.edu>
1310 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1313 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1315 * doc/install.texi (Prerequisites): Document libelf usability on
1316 IRIX 5/6 and Solaris 2.
1317 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1318 Update GNU as, GNU ld requirements.
1319 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1320 Document Sun Studio compiler download.
1321 Update and simplify as, ld recommendations.
1322 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1324 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1326 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1327 with_tune_32 to pentium4.
1329 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1333 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1335 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1336 obsoletion, removal.
1338 Document GNU as requirement.
1339 Update configure requirements.
1340 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1341 Recomment IRIX 6.5.18+.
1342 Document IDF/IDL requirement.
1343 Document GNU as requirement.
1344 Document GNU ld bootstrap failure.
1345 Remove freeware.sgi.com reference.
1347 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1349 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1350 UNIX V4.0, V5.0 obsoletion, removal.
1351 Remove --with-gc=simple reference.
1352 Update VM requirements during bootstrap.
1353 Remove -oldas bootstrap description.
1354 Update binutils reference.
1355 Remove comparison failure note.
1357 2010-03-31 Richard Guenther <rguenther@suse.de>
1358 Zdenek Dvorak <ook@ucw.cz>
1359 Sebastian Pop <sebastian.pop@amd.com>
1362 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1363 with multiple arguments.
1364 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1366 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1368 * graphite-dependences.c (print_pddr): Call print_pdr with an
1370 * graphite-poly.c (debug_pdr): Add an extra argument for the
1373 (print_pbb_domain): Same.
1375 (print_scop_context): Same.
1377 (print_cloog): Same.
1378 (debug_pbb_domain): Same.
1382 (debug_scop_context): Same.
1384 (debug_cloog): Same.
1385 (print_scop_params): Same.
1386 (debug_scop_params): Same.
1387 (print_iteration_domain): Same.
1388 (print_iteration_domains): Same.
1389 (debug_iteration_domain): Same.
1390 (debug_iteration_domains): Same.
1391 (print_scattering_function): Same.
1392 (print_scattering_functions): Same.
1393 (debug_scattering_function): Same.
1394 (debug_scattering_functions): Same.
1395 * graphite-poly.h (debug_pdr): Update declaration.
1397 (print_pbb_domain): Same.
1399 (print_scop_context): Same.
1401 (print_cloog): Same.
1402 (debug_pbb_domain): Same.
1406 (debug_scop_context): Same.
1408 (debug_cloog): Same.
1409 (print_scop_params): Same.
1410 (debug_scop_params): Same.
1411 (print_iteration_domain): Same.
1412 (print_iteration_domains): Same.
1413 (debug_iteration_domain): Same.
1414 (debug_iteration_domains): Same.
1415 (print_scattering_function): Same.
1416 (print_scattering_functions): Same.
1417 (debug_scattering_function): Same.
1418 (debug_scattering_functions): Same.
1420 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1422 * graphite-poly.c (print_scattering_function_1): New.
1423 (print_scattering_function): Call it.
1424 (print_scop_params): Remove spaces at the end of lines.
1427 * graphite-poly.h (print_cloog): Declared.
1428 (debug_cloog): Declared.
1430 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1432 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1434 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1435 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1436 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1437 to switch between adding the IV bump in loop->latch or in loop->header.
1439 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1441 * graphite-poly.c (print_scattering_function): Pretty print following
1444 (print_pbb_domain): Same.
1445 (dump_gbb_cases): Same.
1446 (dump_gbb_conditions): Same.
1449 (print_scop_params): Same.
1450 (print_scop_context): Same.
1452 (print_pbb_body): New.
1453 (lst_indent_to): New.
1454 (print_lst): Start new lines with a #.
1455 * graphite-poly.h (pbb_bb): New.
1456 (pbb_index): Use pbb_bb.
1457 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1459 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1461 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1463 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1464 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1465 and 0 instead of 1 for dw_val_class_flag.
1466 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1467 dw_val_class_range_list, dw_val_class_loc_list,
1468 dw_val_class_lineptr and dw_val_class_macptr, use
1469 DW_FORM_flag_present for dw_val_class_flag and
1470 DW_FORM_exprloc for dw_val_class_loc.
1471 (output_die): For -gdwarf-4 print dw_val_class_loc
1472 size as uleb128 instead of 1 or 2 bytes and don't print
1473 anything for dw_val_class_flag.
1475 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1476 instead of cselib_lookup following by tweaking locs->setting_insn.
1479 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1480 even before returning from label, setjmp call or volatile asm
1483 2010-03-31 Richard Guenther <rguenther@suse.de>
1486 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1487 temporary data on stack.
1489 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1491 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1492 (PUSHSECTION_ASM_OP): Remove.
1493 (POPSECTION_ASM_OP): Remove.
1494 (PUSHSECTION_FORMAT): Remove.
1495 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1496 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1497 * config/sol2.c (solaris_output_init_fini): Use it.
1499 2010-03-31 Jie Zhang <jie@codesourcery.com>
1502 * opt-functions.awk (var_type_struct): Use signed char type
1503 for simple variables.
1505 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * config/sol2.c: Include output.h.
1508 (solaris_assemble_visibility): New function.
1509 * config/t-sol2 (sol2.o): Add output.h dependency.
1510 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1511 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1514 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1517 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1518 V2SImode or XFmode on PRE_DEC.
1521 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1524 2010-03-31 Jie Zhang <jie@codesourcery.com>
1527 * reload.h (caller_save_initialized_p): Declare.
1528 * toplev.c (backend_init_target): Don't call
1529 init_caller_save but set caller_save_initialized_p to false.
1530 * caller-save.c (caller_save_initialized_p): Define.
1531 (init_caller_save): Check caller_save_initialized_p.
1532 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1534 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1537 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1538 and soft-fp/t-softfp to tmake_file.
1539 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1540 (LIBGCC2_TF_CEXT): Define.
1543 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1546 * cselib.c (n_useless_values): Document handling of debug locs.
1547 (n_useless_debug_values, n_debug_values): New variables.
1548 (new_elt_loc_list): Don't add to debug values, keep count.
1549 (promote_debug_loc): New.
1550 (cselib_reset_table): Zero new variables.
1551 (entry_and_rtx_equal_p): Promote debug locs.
1552 (discard_useless_locs): Increment n_useless_debug_values for
1554 (remove_useless_values): Adjust n_useless_values and n_debug_values
1555 with n_useless_debug_values.
1556 (add_mem_for_addr): Promote debug locs.
1557 (cselib_lookup_mem): Likewise.
1558 (cselib_lookup_addr): Renamed to...
1559 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1560 (cselib_log_lookup): ... this. Turn into...
1561 (cselib_lookup_addr): ... new wrapper.
1562 (cselib_lookup_from_insn): New.
1563 (cselib_invalidate_regno): Increment n_useless_debug_values for
1565 (cselib_invalidate_mem): Likewise.
1566 (cselib_process_insn): Take n_deleted and n_debug_values into
1567 account to guard remove_useless_value call.
1568 (cselib_finish): Zero n_useless_debug_values.
1569 * cselib.h (cselib_lookup_from_insn): Declare.
1570 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1571 (sched_analyze_2): Likewise.
1573 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1575 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1577 (adjust_mems): Replace narrowing SUBREG of expression containing
1578 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1579 with operations in the narrower mode.
1582 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1583 regs_invalidated_by_call instead all call_used_reg_set registers.
1585 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1588 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1589 pointer comparisons with types_compatible_p.
1590 * tree-vect-stmts.c (vectorizable_call): Same.
1591 (vectorizable_condition): Same.
1593 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1595 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1596 stack check if the mask would be zero.
1598 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1599 Jack Howarth <howarth@bromo.med.uc.edu>
1601 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1604 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1607 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1609 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1610 Include ___unordxf2 and ___unordtf2.
1611 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1614 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1616 * config/lm32/t-lm32: New file.
1617 * config.gcc: Use the above file when targetting lm32.
1619 2010-03-28 Duncan Sands <baldrick@free.fr>
1621 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1623 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1626 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1627 Improve vectorization cost model diagnostic.
1629 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1632 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1633 compute_data_dependences_for_loop returns false, early exit
1634 and output an extra diagnostic for the failed data reference
1637 2010-03-29 Richard Guenther <rguenther@suse.de>
1639 PR tree-optimization/43560
1640 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1641 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1643 2010-03-29 Jie Zhang <jie@codesourcery.com>
1646 * toplev.c (process_options): Set optimization_default_node
1647 and optimization_current_node.
1648 * opts.c (decode_options): Don't set optimization_default_node
1649 and optimization_current_node.
1651 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1653 * config/rtems.h: Abandon -qrtems_debug.
1655 2010-03-28 Jan Hubicka <jh@suse.cz>
1657 PR tree-optimization/43505
1658 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1659 map should not be copied.
1661 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1664 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1665 cdtors, set DECL_PRESERVE_P.
1666 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1669 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1671 PR tree-optimization/43528
1672 * stor-layout.c (place_field): Check that constant fits into
1673 unsigned HWI when skipping calculation of MS bitfield layout.
1675 2010-03-27 Jan Hubicka <jh@suse.cz>
1678 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1679 notice_global_symbol work.
1681 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1683 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1684 instead of dwarf2out_decl.
1685 (struct var_loc_node): Remove section_label field.
1686 (dwarf2out_function_decl): New function.
1687 (dwarf2out_var_location): Don't set section_label field.
1688 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1690 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1692 PR tree-optimization/43544
1693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1694 First argument for builtin vectorized function hook is now a
1695 tree to be able to distinguish between machine specific and
1697 * targhooks.c (default_builtin_vectorized_function): Ditto.
1698 * targhooks.h (default_builtin_vectorized_function): Ditto.
1699 * target.h (struct gcc_target): Ditto.
1700 * tree-vect-stmts.c (vectorizable_function): Ditto.
1701 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1702 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1705 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1708 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1709 nested binding iff it is a FUNCTION_DECL.
1710 (store_parm_decls_newstyle): Pass nested=true to bind for
1711 FUNCTION_DECLs amongst parameters.
1713 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1715 * var-tracking.c (vt_expand_loc_callback): Don't run
1716 cselib_expand_value_rtx_cb in dummy mode if
1717 cselib_dummy_expand_value_rtx_cb returned false.
1719 * var-tracking.c (emit_note_insn_var_location): For one part
1720 notes with offset 0, don't add EXPR_LIST around the location.
1721 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1722 add_location_or_const_value_attribute): Adjust for that change.
1725 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1726 into first operand and location into second.
1727 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1728 dw_cfi_oprnd_loc for DW_CFA_expression.
1729 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1730 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1731 assume first argument is regnum and second argument is location.
1733 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1736 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1737 of scratch register to DImode. Split to DImode comparison operator.
1738 Use SImode subreg of scratch register in the multiplication.
1739 (*cmp_sadd_sidi): Ditto.
1740 (*cmp_ssub_si): Ditto.
1741 (*cmp_ssub_sidi): Ditto.
1743 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1747 Remove invalid assert and wrong comment.
1749 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1752 * flags.h (final_insns_dump_p): New extern.
1753 * final.c (final_insns_dump_p): New variable.
1754 (rest_of_clean_state): Set it before -fdump-final-insns=
1755 dumping, clear afterwards.
1756 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1757 MEM_ALIAS_SET on MEMs.
1759 2010-03-26 David S. Miller <davem@davemloft.net>
1761 * configure.ac: Fix sparc GOTDATA_OP bug check.
1762 * configure: Rebuild.
1764 2010-03-26 Alan Modra <amodra@gmail.com>
1766 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1768 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1770 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1771 TLS_SECTION_ASM_FLAG.
1773 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1776 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1777 Clear first_function_block_is_cold.
1780 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1781 argument if the argument is truth_value_p.
1783 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1785 * config/rs6000/constraints.md: Update copyright year for my changes.
1788 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1789 used in reg+reg addressing, swap registers.
1791 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1794 * target.h (struct gcc_target): Add code_end hook.
1795 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1797 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1798 * toplev.c (compile_file): Call targetm.asm_out.code_end
1799 hook before unwind info/debug info output.
1800 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1801 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1802 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1803 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1804 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1805 * config/i386/i386.c (ix86_file_end): Renamed to...
1806 (ix86_code_end): ... this. Make static. Don't call
1807 file_end_indicate_exec_stack. Emit unwind info using
1808 final_start_function/final_end_function.
1809 (darwin_x86_file_end): Remove.
1810 (TARGET_ASM_CODE_END): Define.
1811 * config/i386/i386.h (TARGET_ASM_FILE_END,
1812 NEED_INDICATE_EXEC_STACK): Don't define.
1813 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1814 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1815 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1816 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1819 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1820 at the beginning and final_end_function at the end.
1821 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1823 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1825 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1826 and Sun as TLS syntax.
1827 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1828 * configure: Regenerate.
1829 * config.in: Regenerate.
1830 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1831 (default_elf_asm_named_section): Use it.
1832 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1833 (i386_output_dwarf_dtprel): Likewise.
1834 (output_addr_const_extra): Likewise.
1835 (output_pic_addr_const): Lowercase @GOTTPOFF.
1836 (output_addr_const_extra): Likewise.
1837 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1838 (output_addr_const_extra): Likewise.
1839 (output_pic_addr_const): Lowercase @INDNTPOFF.
1840 (output_addr_const_extra): Likewise.
1841 (output_pic_addr_const): Lowercase @NTPOFF.
1842 (output_addr_const_extra): Likewise.
1843 (output_pic_addr_const): Lowercase @TPOFF.
1844 (output_addr_const_extra): Likewise.
1845 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1846 (*tls_global_dynamic_64): Likewise.
1847 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1848 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1850 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1851 (ASM_OUTPUT_TLS_COMMON): Use it.
1852 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1855 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1856 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1857 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1858 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1859 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1860 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1862 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1864 * config/i386/i386.c (override_options): Don't accept
1865 -mtls-dialect=sun any longer.
1866 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1867 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1868 (*tls_local_dynamic_base_32_sun): Likewise.
1869 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1871 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1874 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1875 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1878 * ira.c (adjust_cleared_regs): New function.
1879 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1883 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1885 * expr.c (expand_expr_real): Restore previous
1886 curr_insn_source_location and curr_insn_block after
1887 expand_expr_real_1 call.
1888 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1889 instead of expand_expr_real_1.
1891 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1893 PR rtl-optimization/43413
1894 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1897 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1900 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1901 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1903 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1905 * config/i386/i386.c (ix86_target_string): Add -mfma.
1906 Fix a typo in comment.
1908 2010-03-22 Mike Stump <mikestump@comcast.net>
1911 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1912 Don't overly align based upon packed packed fields.
1914 2010-03-22 Jason Merrill <jason@redhat.com>
1916 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1917 Use () rather than [], and move before the element type.
1919 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1921 * doc/configfiles.texi (Configuration Files): Removed
1922 fixinc/Makefile*, intl/Makefile.*.
1923 * doc/makefile.texi: Fixed markup. Abstract from version
1924 control system used.
1925 (Makefile): Removed obsolete gcc/java/parse.y example.
1926 * doc/sourcebuild.texi: Likewise.
1927 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1928 libgomp, libssp. Removed fastjar.
1929 (Miscellaneous Docs): Clarify location.
1930 Added COPYING3, COPYING3.LIB.
1931 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1933 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1936 * config/i386/i386.c (x86_function_profiler)
1937 [!NO_PROFILE_COUNTERS]: Fix typo.
1938 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1941 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1942 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1944 * doc/sourcebuild.texi (Test Directives): Split into six
1945 subsections, with most of the current text in new subsections
1946 Directives, Selectors, and Final Actions.
1947 (Directives): Split list of test directives into multiple
1949 (Selectors): Describe use and syntax of selectors.
1950 (Effective-Target Keywords): Describe all existing keywords.
1951 (Add Options): Describe features for dg-add-options.
1952 (Require Support): Describe variants of dg-require-support.
1953 (Final Actions): Describe commands to use in dg-final.
1955 2010-03-22 Michael Matz <matz@suse.de>
1958 * recog.c (validate_replace_rtx_group): Replace also in
1959 REG_EQUAL and REG_EQUIV notes.
1961 2010-03-22 Richard Guenther <rguenther@suse.de>
1963 PR tree-optimization/43390
1964 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1965 sure vector extracts are type correct.
1967 2010-03-22 Richard Guenther <rguenther@suse.de>
1970 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1971 x * sqrt (x) even when optimizing for size if the target
1972 has native support for sqrt.
1974 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1976 * varasm.c (make_decl_rtl_for_debug): Also clear
1977 flag_mudflap for the duration of make_decl_rtl call.
1980 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1981 locs from preserved VALUEs.
1983 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1986 * pa.md (movmemsi): Set align to one if zero.
1987 (movmemdi): Likewise.
1989 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1992 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1993 with their corresponding prologue pushes.
1995 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1998 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1999 at the begining or end.
2000 (spu_expand_epilogue): Likewise.
2002 2010-03-20 Richard Guenther <rguenther@suse.de>
2004 PR rtl-optimization/43438
2005 * combine.c (make_extraction): Properly zero-/sign-extend an
2006 extraction of the low part of a CONST_INT. Also handle
2009 2010-03-19 Mike Stump <mikestump@comcast.net>
2011 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2012 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2013 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2015 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2018 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2021 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2023 PR rtl-optimization/42258
2024 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2025 use that may match DEF.
2028 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2029 the cost of loading the constant rather than assuming
2031 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2032 outer code is AND, do the same tests as the andsi3 expander and
2033 return COSTS_N_INSNS (1) if and is cheap.
2035 * optabs.c (avoid_expensive_constant): Fix formatting.
2037 2010-03-19 Michael Matz <matz@suse.de>
2040 * attribs.c (decl_attributes): When rebuilding a function pointer
2041 type use the same qualifiers as the original pointer type.
2043 2010-03-19 Martin Jambor <mjambor@suse.cz>
2045 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2046 and is_gimple_ip_invariant_address.
2048 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2051 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2053 * config/arm/arm.c (arm_override_options): Turn off
2054 flag_dwarf2_cfi_asm for AAPCS variants.
2056 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2059 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2060 Use PRE_MODIFY instead of PRE_DEC.
2061 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2062 (vfp_emit_fstmd): Likewise.
2064 2010-03-19 Michael Matz <matz@suse.de>
2067 * builtins.c (expand_builtin_interclass_mathfn,
2068 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2071 2010-03-19 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/43415
2074 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2075 (phi_translate_1): ... this.
2076 (phi_translate): Move all caching here. Cache all NARY
2077 and REFERENCE translations.
2079 2010-03-19 David S. Miller <davem@davemloft.net>
2081 With help from Eric Botcazou.
2082 * config/sparc/sparc.c: Include dwarf2out.h.
2083 (emit_pic_helper): Delete.
2084 (pic_helper_symbol_name): Delete.
2085 (pic_helper_emitted_p): Delete.
2086 (pic_helper_needed): New.
2087 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2088 (get_pc_thunk_name): New.
2089 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2090 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2091 Set pic_helper_needed to true. Don't call emit_pic_helper.
2092 (sparc_expand_prologue): Update load_pic_register call.
2093 (sparc_output_mi_thunk): Likewise.
2094 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2095 thunk if possible. Output CFI information as needed.
2097 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2098 Jack Howarth <howarth@bromo.med.uc.edu>
2101 * config/i386/i386.h: Fix ABI on darwin x86-32.
2103 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2105 * tree.h: Declare make_decl_rtl_for_debug.
2106 * varasm.c (make_decl_rtl_for_debug): New.
2107 * dwarf2out.c (rtl_for_decl_location): Call it.
2108 * cfgexpand.c (expand_debug_expr): Call it.
2110 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2113 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2117 * var-tracking.c (vt_init_cfa_base): Do nothing if
2118 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2120 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2123 * var-tracking.c (canonicalize_vars_star): New.
2124 (dataflow_post_merge_adjust): Use it.
2126 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2129 * var-tracking.c (non_suitable_const): New function.
2130 (add_uses): For DEBUG_INSNs with constants, don't record any
2131 value, instead just the constant value itself.
2132 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2133 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2134 (emit_notes_in_bb): Likewise.
2135 (emit_note_insn_var_location): For onepart variables if
2136 cur_loc is a VOIDmode constant, use DECL_MODE.
2138 2010-03-18 Martin Jambor <mjambor@suse.cz>
2141 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2142 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2143 all non-clones. Moved call redirection...
2144 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2145 (cgraph_materialize_all_clones): Dispose of all
2146 combined_args_to_skip bitmaps.
2147 (verify_cgraph_node): Do not check for edges pointing to wrong
2148 nodes in inline clones.
2149 * tree-inline.c (copy_bb): Call
2150 cgraph_redirect_edge_call_stmt_to_callee.
2151 * ipa.c (cgraph_remove_unreachable_nodes): Call
2152 cgraph_node_remove_callees even when there are used clones.
2154 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2156 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2158 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2161 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2164 2010-03-18 Michael Matz <matz@suse.de>
2167 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2168 into sqrt(x) if we need to preserve signed zeros.
2170 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2171 Eric Botcazou <ebotcazou@adacore.com>
2173 PR rtl-optimization/43360
2174 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2175 note if we don't know its invariant status.
2177 2010-03-18 Michael Matz <matz@suse.de>
2179 PR tree-optimization/43402
2180 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2181 PHI chains of ssa names registered for update.
2183 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2186 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2187 non-offsettable and pre_modify update addressing.
2188 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2189 and "2" alternatives "#".
2190 (*movdd_softfloat32): Make all alternatives "#";
2191 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2192 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2193 (*movdf_softfloat32): Make all alternatives "#";
2194 (movdi): Use the new DIFD mode iterator to create a common splitter
2195 for movdi, movdf and movdd patterns.
2197 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2199 * common.opt (dumpdir): Remove redundant tab.
2201 2010-03-17 Martin Jambor <mjambor@suse.cz>
2203 PR tree-optimization/43347
2204 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2205 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2207 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2209 PR rtl-optimization/42216
2210 * regrename.c (create_new_chain): New function, broken out from...
2211 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2212 appending a use to an empty chain.
2213 (build_def_use): Remove previous changes that convert OP_INOUT to
2214 OP_OUT operands; instead detect the case where an OP_INOUT operand
2215 uses a previously untracked register and create an empty chain for it.
2217 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2219 * doc/extend.texi (Function Attributes): Rewrite unfinished
2220 sentence in ms_abi documentation.
2222 2010-03-17 Alan Modra <amodra@gmail.com>
2224 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2225 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2226 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2227 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2229 2010-03-16 Richard Henderson <rth@redhat.com>
2232 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2233 (lower_try_finally): Save and restore eh_seq around the expansion
2236 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2238 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2239 statements before splitting block.
2241 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2243 * doc/sourcebuild.texi (Testsuites): Fix markup.
2244 Use pathnames relative to gcc/testsuite.
2245 (Test Directives): Move description of how timeout is determined.
2246 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2247 (C Tests): Correct gcc.misc-tests directory.
2248 Framework tests now live in gcc.test-framework.
2250 2010-03-16 Richard Guenther <rguenther@suse.de>
2253 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2254 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2256 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2257 Alexandre Oliva <aoliva@redhat.com>
2259 PR tree-optimization/42917
2260 * lambda-code.c (remove_iv): Skip debug statements.
2261 (lambda_loopnest_to_gcc_loopnest): Likewise.
2262 (not_interesting_stmt): Debug statements are not interesting.
2264 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2268 * cselib.c (cselib_preserve_constants,
2269 cfa_base_preserved_val): New static variables.
2270 (preserve_only_constants): New function.
2271 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2272 clear its REG_VALUES. If cselib_preserve_constants, don't
2273 empty the whole hash table, but preserve there VALUEs with constants,
2274 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2275 (cselib_preserve_cfa_base_value): New function.
2276 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2277 (cselib_init): Change argument to int bitfield. Set
2278 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2280 (cselib_finish): Clear cselib_preserve_constants and
2281 cfa_base_preserved_val.
2282 * cselib.h (enum cselib_record_what): New enum.
2283 (cselib_init): Change argument to int.
2284 (cselib_preserve_cfa_base_value): New prototype.
2285 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2286 * dse.c (dse_step1): Likewise.
2287 * cfgcleanup.c (thread_jump): Likewise.
2288 * sched-deps.c (sched_analyze): Likewise.
2289 * gcse.c (local_cprop_pass): Likewise.
2290 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2291 If FN is non-NULL, call the callback always and whenever it returns
2292 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2293 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2294 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2295 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2296 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2297 * var-tracking.c: Include recog.h.
2298 (bb_stack_adjust_offset): Remove.
2299 (vt_stack_adjustments): Don't call it, instead just gather the
2300 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2301 (adjust_stack_reference): Remove.
2302 (compute_cfa_pointer): New function.
2303 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2304 (struct adjust_mem_data): New type.
2305 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2307 (get_address_mode): New function.
2308 (replace_expr_with_values): Use it.
2309 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2310 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2311 (adjust_sets): Remove.
2312 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2313 Use get_address_mode.
2314 (get_adjusted_src): Remove.
2315 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2316 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2317 (add_with_sets): Don't call adjust_sets.
2318 (fp_setter, vt_init_cfa_base): New functions.
2319 (vt_initialize): Change return type to bool. Move most of pool etc.
2320 initialization to the beginning of the function from end. Pass
2321 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2322 If !frame_pointer_needed, call vt_stack_adjustment before mos
2323 vector is filled, call vt_init_cfa_base if argp/framep has been
2324 eliminated to sp. If frame_pointer_needed and argp/framep has
2325 been eliminated to hard frame pointer, set
2326 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2327 encountering fp setter in the prologue. For MO_ADJUST, call
2328 log_op_type before pusing the op into mos vector, not afterwards.
2329 Call adjust_insn before cselib_process_insn/add_with_sets,
2330 call cancel_changes (0) afterwards.
2331 (variable_tracking_main_1): Adjust for vt_initialize calling
2332 vt_stack_adjustments and returning whether it succeeded or not.
2334 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2336 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2339 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2341 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2343 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2344 drap_reg has not been set.
2346 2010-03-15 Michael Matz <matz@suse.de>
2349 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2350 use it to expand block copies.
2351 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2352 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2353 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2355 2010-03-15 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/43367
2358 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2361 2010-03-15 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/43317
2364 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2366 2010-03-15 Martin Jambor <mjambor@suse.cz>
2368 PR tree-optimization/43141
2369 * tree-sra.c (create_abstract_origin): New function.
2370 (modify_function): Call create_abstract_origin.
2372 2010-03-15 Chris Demetriou <cgd@google.com>
2374 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2377 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2380 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2381 call insert_out_of_ssa_copy for default definitions.
2383 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2385 * graphite-clast-to-gimple.c (my_long_long): Defined.
2386 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2387 * graphite-sese-to-poly.c (my_long_long): Defined.
2388 (scop_ivs_can_be_represented): Use it.
2390 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2392 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2393 graphite-max-bbs-per-function, and loop-block-tile-size.
2394 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2396 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2398 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2400 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2401 forward declaration.
2402 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2403 (add_upper_bounds_from_estimated_nit): New.
2404 (build_loop_iteration_domains): Use it.
2406 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2408 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2410 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2413 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2414 should be an INTEGER_CST. Also handle CASE_CONVERT.
2416 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2418 * graphite.c (graphite_initialize): To bound the number of bbs per
2419 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2420 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2421 * doc/invoke.texi: Document it.
2423 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2425 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2426 * graphite-sese-to-poly.h (build_poly_scop): Same.
2428 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2430 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2431 the number of parameters in the scop. Use as an upper bound
2432 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2433 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2434 * doc/invoke.texi: Document it.
2436 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2438 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2439 * doc/c-tree.texi: Remove.
2440 * doc/generic.texi: Merge c-tree.texi here.
2441 * doc/gccint.texi (Trees): Remove menu entry.
2442 (c-tree.texi): Remove @include.
2443 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2444 * doc/languages.texi (Reading RTL): Ditto.
2446 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2449 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2451 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2454 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2455 code added to work around reload clobbering CONST insns.
2457 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2459 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2460 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2461 (cselib_preserve_only_values): Remove retain argument, don't
2462 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2463 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2464 * var-tracking.c (micro_operation): Move insn field before union.
2465 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2466 (struct variable_tracking_info_def): Remove n_mos field, change
2467 mos into a vector of micro_operations.
2468 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2469 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2470 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2471 changing into a vector.
2472 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2473 come before all other uops generated by add_stores.
2474 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2476 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2477 a vector. Run just one pass over the bbs instead of separate counting
2478 and computation phase.
2479 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2482 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2483 into *nonlocalized_list vector.
2484 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2485 even if origin is non-NULL.
2486 (gen_variable_die): Likewise.
2487 (process_scope_var): Don't change origin.
2488 (gen_decl_die): Likewise.
2489 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2490 before adding new edges instead of after it, fix moving over
2493 2010-03-11 David S. Miller <davem@davemloft.net>
2495 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2497 * configure: Rebuild.
2499 2010-03-11 Martin Jambor <mjambor@suse.cz>
2501 PR tree-optimization/43257
2502 * tree.c (assign_assembler_name_if_neeeded): New function.
2503 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2505 * tree.h (assign_assembler_name_if_neeeded): Declare.
2506 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2507 the function if needed.
2509 2010-03-11 Chris Demetriou <cgd@google.com>
2511 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2512 include/stdint-gcc.h, and include/stdint.h world-readable.
2514 2010-03-11 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/43255
2517 * tree-vrp.c (process_assert_insertions_for): Do not insert
2518 asserts for trivial conditions.
2520 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2522 PR tree-optimization/43280
2523 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2524 generation. Move calculation of size out of the if branch.
2525 (find_bswap): Modify compare number generation.
2527 2010-03-11 Richard Guenther <rguenther@suse.de>
2530 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2531 (input_gimple_stmt): Fixup handled component types during
2532 operand read. Also fix up decls in ADDR_EXPRs.
2534 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2536 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2537 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2539 2010-03-10 Jan Hubicka <jh@suse.cz>
2542 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2543 * varasm.c (get_variable_section): Don't do that here...
2544 (make_decl_rtl): ... and here.
2545 (do_assemble_alias): Produce decl RTL.
2546 (assemble_alias): Likewise.
2548 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2551 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2552 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2554 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2555 (based_loc_descr): Only express drap or vdrap regno based expressions
2556 using DW_OP_fbreg when not optimizing.
2557 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2558 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2559 REG_CFA_SET_VDRAP note.
2561 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2563 PR tree-optimization/43236
2564 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2565 error in calculation of base address in reverse iteration case.
2566 (generate_builtin): Take number of latch executions if the statement
2569 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2572 * tree-eh.c: Include pointer-set.h.
2573 (lower_eh_dispatch): Filter out duplicate case labels and
2574 remove the unneeded edge when the label is unused. Return
2575 true when some edges are removed.
2576 (execute_lower_eh_dispatch): When any lowering resulted in
2577 removing an edge, also delete unreachable blocks.
2579 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2582 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2583 UNSPEC_MACHOPIC_OFFSET.
2585 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2588 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2589 (m68k_delegitimize_address): New function.
2591 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2594 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2597 * var-tracking.c (adjust_sets): New function.
2598 (count_with_sets, add_with_sets): Use it.
2599 (get_adjusted_src): New inline function.
2600 (add_stores): Use it.
2603 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2604 call cselib_dummy_expand_value_rtx_cb instead of
2605 cselib_expand_value_rtx_cb.
2608 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2609 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2610 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2611 and .cfi_endproc around the pic thunks.
2612 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2613 all queued unwind info register saves are saved before the call.
2614 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2615 considered as sp-=4 for unwind info and the pop as sp+=4 which
2616 also clobbers dest, but doesn't actually restore it.
2619 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2620 RTX_FRAME_RELATED_P.
2622 2010-03-09 Jie Zhang <jie@codesourcery.com>
2624 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2625 whitespaces in output template.
2627 2010-03-09 Jie Zhang <jie@codesourcery.com>
2629 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2632 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2634 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2635 builtins.exp in a separate job.
2637 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2639 * graphite-sese-to-poly.c (add_param_constraints): Use
2640 lower_bound_in_type and upper_bound_in_type.
2642 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2644 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2645 instead of unsigned_type_node.
2647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2648 Reza Yazdani <reza.yazdani@amd.com>
2651 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2652 on pointer type parameters.
2654 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2658 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2659 handle conversions from pointer to integers.
2660 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2661 induction variable, to be able to work with code generated by CLooG.
2662 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2663 (build_poly_scop): Bail out if we cannot codegen a loop.
2665 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2667 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2668 code generation with gloog_error.
2670 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2672 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2673 Call fold_convert on all the returned values.
2674 (expand_scalar_variables_expr): Pass to
2675 expand_scalar_variables_ssa_name the type of the resulting expression.
2677 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2679 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2680 ppl_min_for_le_pointset.
2681 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2682 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2684 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2686 * graphite-dependences.c (map_into_dep_poly): Removed.
2687 (dependence_polyhedron_1): Use combine_context_id_scat.
2689 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2691 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2692 (struct poly_bb): Same.
2693 (combine_context_id_scat): New.
2695 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2698 * sese.c (name_defined_in_loop_p): Return false for default
2701 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2703 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2704 and clean up the logic.
2706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2708 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2711 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2713 * var-tracking.c (remove_cselib_value_chains): Define only for
2715 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2716 delete_slot_part, emit_notes_for_differences_1): Don't call
2717 remove_cselib_value_chains here.
2718 (set_slot_part, emit_notes_for_differences_2): Don't call
2719 add_cselib_value_chains here.
2720 (preserved_values): New vector.
2721 (preserve_value): New function.
2722 (add_uses, add_stores, vt_add_function_parameters): Use it
2723 instead of cselib_preserve_value.
2724 (changed_values_stack): New vector.
2725 (check_changed_vars_0): New function.
2726 (check_changed_vars_1, check_changed_vars_2): Use it.
2727 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2728 changed_values_stack VALUEs.
2729 (vt_emit_notes): For all preserved_values call
2730 add_cselib_value_chains. If ENABLE_CHECKING call
2731 remove_cselib_value_chains before verifying value_chains is empty.
2732 Initialize and free changed_values_stack.
2733 (vt_initialize): Initialize preserved_values.
2734 (vt_finalize): Free preserved_values.
2736 2010-03-08 Richard Guenther <rguenther@suse.de>
2738 PR tree-optimization/43269
2739 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2742 2010-03-08 Martin Jambor <mjambor@suse.cz>
2744 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2745 (ipa_is_param_called): Removed.
2746 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2747 (ipa_print_node_params): Do not print the called flag.
2748 (ipa_write_node_info): Do not stream the called flag.
2749 (ipa_read_node_info): Likewise.
2751 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2754 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2755 * cselib.c (struct expand_value_data): Add dummy field.
2756 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2758 (cselib_dummy_expand_value_rtx_cb): New function.
2759 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2761 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2762 * var-tracking.c: Include pointer-set.h.
2763 (variable): Change n_var_parts to char from int. Add
2764 cur_loc_changed and in_changed_variables fields.
2765 (variable_canonicalize): Remove.
2766 (shared_var_p): New inline function.
2767 (unshare_variable): Maintain cur_loc_changed and
2768 in_changed_variables fields. If var was in changed_variables,
2769 replace it there with new_var. Just copy cur_loc instead of
2770 resetting it to something else.
2771 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2772 (dataflow_set_union): Don't call variable_canonicalize.
2773 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2774 of their DEBUG_EXPR_TREE_DECLs.
2775 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2776 and in_changed_variables and cur_loc_changed is false.
2777 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2778 and cur_loc_changed. Don't update cur_loc here.
2779 (variable_merge_over_src): Don't call variable_canonicalize.
2780 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2781 removing loc that is equal to cur_loc, clear cur_loc,
2782 set cur_loc_changed and ensure variable_was_changed is called.
2783 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2784 compare pointers in cur_loc check, if it is equal to loc,
2785 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2786 (variable_different_p): Remove compare_current_location argument,
2787 don't compare cur_loc.
2788 (dataflow_set_different_1): Adjust variable_different_p caller.
2789 (variable_was_changed): If dv had some var in changed_variables
2790 already, reset in_changed_variables flag for it and propagate
2791 cur_loc_changed over to the new variable. On empty var
2792 always set cur_loc_changed. Set in_changed_variables on whatever
2793 var is added to changed_variables.
2794 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2795 Use shared_var_p. When removing loc that is equal to cur_loc,
2796 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2797 end, don't set it to something else, just call variable_was_changed.
2798 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2799 loc being removed, clear cur_loc and set cur_loc_changed.
2800 Set cur_loc_changed if all locations have been removed.
2801 (struct expand_loc_callback_data): New type.
2802 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2803 allocated. Always create SUBREGs if simplify_subreg failed.
2804 Prefer to use cur_loc, when that fails and still in
2805 changed_variables (and seen first time) recompute it. Set
2806 cur_loc_changed of variables which had to change cur_loc and
2807 compute elcd->cur_loc_changed if any of the subexpressions used
2808 had to change cur_loc.
2809 (vt_expand_loc): Adjust to pass arguments in
2810 expand_loc_callback_data structure.
2811 (vt_expand_loc_dummy): New function.
2812 (emitted_notes): New variable.
2813 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2814 that weren't used for any other decl in current
2815 emit_notes_for_changes call call vt_expand_loc_dummy to update
2816 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2817 first loc_chain location if NULL before. Always use just
2818 cur_loc instead of first loc_chain location. When cur_loc_changed
2819 is false, when not --enable-checking=rtl just don't emit any note.
2820 When rtl checking, compute the note and assert it is the same
2821 as previous note. Clear cur_loc_changed and in_changed_variables
2822 at the end before removing from changed_variables.
2823 (check_changed_vars_3): New function.
2824 (emit_notes_for_changes): Traverse changed_vars to call
2825 check_changed_vars_3 on each changed var.
2826 (emit_notes_for_differences_1): Clear cur_loc_changed and
2827 in_changed_variables. Recompute cur_loc of new_var.
2828 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2829 (vt_emit_notes): Initialize and destroy emitted_notes.
2831 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2833 PR rtl-optimization/42220
2834 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2835 Use verify_reg_tracked to determine if we should use OP_OUT rather
2837 (build_def_use): If we see an in-out operand for a register that we
2838 know nothing about, treat is an output if possible, fail the block if
2841 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2844 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2847 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2850 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2851 uses of relevant DEFs that are dead outside the loop too.
2853 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2855 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2857 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2859 * var-tracking.c (values_to_unmark): New variable.
2860 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2861 values_to_unmark vector. Moved body to...
2862 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2863 instead queue it into values_to_unmark vector.
2864 (vt_find_locations): Free values_to_unmark vector.
2866 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2868 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2869 (site.exp): Export them when plugins are enabled.
2871 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2874 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2876 (chrec_fold_multiply): Same.
2878 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2881 * c-decl.c (build_compound_literal): Return early if init is
2884 2010-03-04 Martin Jambor <mjambor@suse.cz>
2886 PR tree-optimization/43164
2887 PR tree-optimization/43191
2888 * tree-sra.c (type_consists_of_records_p): Reject records with
2889 zero-size bit-fields at the end.
2891 2010-03-04 Mike Stump <mikestump@comcast.net>
2893 * Makefile.in (TAGS): Remove *.y.
2895 2010-03-04 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/40761
2898 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2900 (my_rev_post_order_compute): New function.
2901 (init_pre): Call it.
2903 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2906 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2907 decrease the cost of an IV candidate when the cost is infinite.
2909 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2912 Use '3DNow!' for the extension of that name, ensure normal space
2914 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2916 2010-03-03 Jeff Law <law@redhat.com>
2918 * PR middle-end/32693
2919 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2920 than gen_rtx_SUBREG.
2921 (extract_bit_field_1): Likewise.
2923 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2925 * doc/sourcebuild.texi (Test directives): Document that arguments
2926 include-opts and exclude-opts are now optional for dg-skip-if,
2927 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2929 2010-03-03 Jason Merrill <jason@redhat.com>
2932 * cgraph.h (varpool_node): Add extra_name field.
2933 * varpool.c (varpool_extra_name_alias): New.
2934 (varpool_assemble_decl): Emit extra name aliases.
2935 (varpool_mark_needed_node): Look past an extra name alias.
2936 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2937 * lto-streamer-in.c (lto_input_tree): Read it.
2938 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2940 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2942 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2943 (sparc*-*-solaris2*): ...this.
2945 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2948 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2949 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2950 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2951 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2954 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2955 fallthrough to default handling, just with want_address 0 instead of 2.
2956 For single element lists, add_AT_loc directly, otherwise create an
2957 artificial variable DIE and stick location list to it.
2960 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2961 (VAL_EXPR_HAS_REVERSE): Define.
2962 (reverse_op): New function.
2963 (add_stores): For reversible operations add an extra MO_VAL_USE.
2965 2010-03-02 Jason Merrill <jason@redhat.com>
2967 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2969 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2971 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2972 (sparc64-*-linux*): Likewise.
2973 (sparc64-*-solaris2*): Include assembler files before linker ones.
2974 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2975 * config/sparc/gas.h: Delete.
2976 * config/sparc/sol2-64.h: Add copyright notice.
2977 * config/sparc/sol2-gas-bi.h: Likewise.
2978 * config/sparc/sol2-gld.h: Likewise.
2979 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2980 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2981 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2982 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2983 (sparc_elf_asm_named_section): Rename into...
2984 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2986 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2988 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2990 2010-03-02 Jeff Law <law@redhat.com>
2993 * reload1.c (rtx_p, substitute_stack): Declare.
2994 (substitute): Record addresses of changed rtxs.
2995 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2996 Restore the original rtx when complete.
2997 (reload): Free subsitute_stack when complete.
2999 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3001 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3002 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3004 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3005 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3006 Torture Tests): Change from subsection to section.
3008 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3009 Steven Bosscher <steven@gcc.gnu.org>
3011 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3014 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3017 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3018 the assignment from the new induction variable to the assignment
3019 of the value from the original loop PHI function.
3021 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3022 Daniel Jacobowitz <dan@codesourcery.com>
3024 * doc/sourcebuild.texi (Test directives): Clarify options to
3027 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3029 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3030 Disable cfi directives unless GCC and gas agree on using read-only
3031 .eh_frame sections for 64-bit.
3032 * configure: Regenerate.
3034 2010-03-01 Richard Guenther <rguenther@suse.de>
3036 PR tree-optimization/43220
3037 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3038 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3040 2010-03-01 Richard Guenther <rguenther@suse.de>
3041 Martin Jambor <mjambor@suse.cz>
3044 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3045 gimplified parameters.
3047 2010-03-01 Christian Bruel <christian.bruel@st.com>
3049 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3051 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3053 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3055 2010-03-01 Richard Guenther <rguenther@suse.de>
3058 * expr.c (expand_assignment): Use the alias-oracle to tell
3059 if the rhs aliases the result decl.
3061 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3064 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3065 to sol_gt_pch_get_address.
3066 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3067 64-bit, SPARC and x86.
3068 (sol_gt_pch_get_address): New function.
3070 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3072 * toplev.h (inform_n, error_n): Declare.
3073 * diagnostic.c (inform_n, error_n): New function.
3075 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3077 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3078 has no rtl yet when processing local_decls, queue it and recheck
3079 if deferred stack allocation hasn't assigned it rtl.
3081 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3083 * config/sh/sh.c (unspec_bbr_uid): New.
3084 (gen_block_redirect): Use it instead of INSN_UID.
3085 (gen_far_branch): Likewise.
3087 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3089 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3090 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3092 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3094 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3095 (Warning Options): -Wno-conversion-null is valid for
3096 Objective-C++ as well.
3097 * doc/tm.texi (Named Address Spaces): Likewise.
3098 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3099 * doc/tree-ssa.texi (Tree SSA): Likewise.
3101 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3104 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3105 by default. Don't set the default arch for
3106 i[34567]86-*-darwin*|x86_64-*-darwin*.
3108 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3111 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3112 default. Set the default 32bit/64bit archs with $with_arch
3113 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3115 2010-02-27 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/43186
3118 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3119 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3120 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3121 unroller iterations.
3123 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3125 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3126 required and i[34567]86-*-* targets don't support 64bit ISA.
3128 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3131 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3134 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3136 * config.gcc: Set the default arch at least to Prescott for
3137 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3138 if SSE math is enabled.
3140 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3142 * diagnostic.c (diagnostic_initialize): Update.
3143 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3145 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3146 (diagnostic_inhibit_notes): New.
3147 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3149 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3152 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3153 * doc/standards.texi: Likewise.
3154 * doc/extend.texi: Likewise.
3155 * doc/trouble.texi: Likewise.
3156 * doc/cppopts.texi: Likewise.
3157 * doc/install.texi: Likewise.
3158 * c.opt (std=c90,std=gnu90): New options.
3159 * c-opts.c (c_common_handle_option): Handle them.
3161 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3164 * c-decl.c (undeclared_variable): Use an informative note.
3166 2010-02-26 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/43186
3169 * gimple.h (gimple_fold): Remove.
3170 * gimple.c (gimple_fold): Remove. Inline into single user ...
3171 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3172 Try harder for conditions.
3174 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3177 * function.c (used_types_insert): Don't skip through named pointer
3178 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3179 and it is different from the main variant's type.
3181 2010-02-26 Nick Clifton <nickc@redhat.com>
3183 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3185 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3187 * config.gcc: Support --with-fpmath=sse for x86.
3189 * config/i386/ssemath.h: New.
3191 * doc/install.texi (--with-fpmath=sse): Documented.
3193 2010-02-26 Richard Guenther <rguenther@suse.de>
3195 PR tree-optimization/43188
3196 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3197 vector types of over-aligned element type.
3199 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3202 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3203 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3205 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3207 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3209 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3211 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3212 * var-tracking.c: Include diagnostic.h.
3213 (debug_dv): New function.
3214 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3217 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3218 (add_value_chain, add_value_chains, remove_value_chain,
3219 remove_value_chains): Handle DEBUG_EXPRs.
3220 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3223 * regcprop.c (struct queued_debug_insn_change): New type.
3224 (struct value_data_entry): Add debug_insn_changes field.
3225 (struct value_data): Add n_debug_insn_changes field.
3226 (debug_insn_changes_pool): New variable.
3227 (free_debug_insn_changes, apply_debug_insn_changes,
3228 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3229 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3230 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3232 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3234 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3235 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3236 changes, call cprop_find_used_regs via note_stores.
3237 (copyprop_hardreg_forward): When copying vd from predecessor
3238 which has any queued DEBUG_INSN changes, make sure the pointers are
3239 cleared. At the end call df_analyze and then if there are any
3240 DEBUG_INSN changes queued at the end of some basic block for still
3241 live registers, apply them.
3242 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3244 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3246 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3249 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3251 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3252 targets. Set the default with_cpu/with_arch from arch/cpu.
3253 Allow x86-64 and native for with_cpu/with_arch.
3255 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3257 * ebitmap.c: Change calls to verify_popcount with calls to
3258 sbitmap_verify_popcount.
3259 (ebitmap_clear_bit): Fixed map->cacheindex test and
3260 map>cache update when bit clearing results in an empty
3263 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3266 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3267 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3268 and support both V2DF and V2DI modes.
3269 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3270 support both V2DF and V2DI modes.
3271 (general): Delete trailing whitespace from a few patterns.
3273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3274 V2DF/V2DI interleave high/low builtins.
3276 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3279 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3280 interleave high/low functions.
3282 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3284 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3285 #pragma extern_prefix.
3287 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3290 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3291 BLKmode, assert op0 is a MEM and just adjust its mode.
3294 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3295 if bitpos isn't multiple of mode's bitsize.
3297 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3299 * c.opt (-ftemplate-depth=): New.
3300 (-ftemplate-depth-): Deprecate.
3301 * optc-gen.awk: Handle -ftemplate-depth=.
3302 * opth-gen.awk: Likewise.
3303 * c-opts.c (c_common_handle_option): Likewise.
3304 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3306 2010-02-24 Jason Merrill <jason@redhat.com>
3308 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3310 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3312 * cfg.c (alloc_aux_for_block): Remove inline.
3313 (alloc_aux_for_edge): Likewise.
3315 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3317 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3319 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3321 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3322 * config/i386/sol2-gas.h: New file.
3323 * config.gcc (i[34567]86-*-solaris2*): Use it.
3325 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3328 * c-typeck.c (ep_convert_and_check): New.
3329 (build_conditional_expr): Use it.
3330 (build_binary_op): Likewise.
3332 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3334 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3337 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3338 bounds even for -O+.
3339 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3340 expr needs to have DECL_NAME set.
3342 2010-02-24 Nick Clifton <nickc@redhat.com>
3344 * config/mep/mep.c: Include gimple.h.
3345 (mep_function_uses_sp): Delete unused function.
3346 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3347 parameters. Use unsigned integers to count args. Return a
3348 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3350 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3353 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3354 greater or equal to nelt instead of 2 * nelt.
3355 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3358 2010-02-23 Jason Merrill <jason@redhat.com>
3361 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3362 in cfun->local_decls even if they have register types.
3365 * stor-layout.c (place_field): Don't warn about unnecessary
3366 DECL_PACKED if the type is packed.
3368 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3371 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3372 GOTOFF relocs, even when the base reg isn't pic pointer.
3374 2010-02-23 Michael Matz <matz@suse.de>
3377 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3378 (expand_gimple_basic_block): Generate and use debug temps if there
3379 are debug uses left after the last real use of TERed ssa names.
3380 Unlink debug immediate uses when they are expanded.
3382 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3385 * config/i386/i386.c (override_options): Reorganise to provide
3386 better error messages.
3388 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3391 * graphite-scop-detection.c (create_single_exit_edge): Move
3392 the call to find_single_exit_edge to....
3393 (create_sese_edges): ...here. Don't handle multiple edges
3394 exiting the function.
3395 (build_graphite_scops): Don't handle multiple edges
3396 exiting the function.
3398 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3401 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3402 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3404 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3407 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3409 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3412 * c-typeck.c (convert_arguments): Print declaration location.
3413 * c-common.c (validate_nargs): Rename as
3414 builtin_function_validate_nargs.
3415 (check_builtin_function_arguments): Update.
3417 2010-02-22 Richard Guenther <rguenther@suse.de>
3420 * tree-inline.c (declare_return_variable): Use the type of
3421 the call stmt lhs if available.
3423 2010-02-22 Duncan Sands <baldrick@free.fr>
3425 * passes.c (register_pass): Always consider all pass lists when
3426 ref_pass_instance_number is zero.
3428 2010-02-22 Richard Guenther <rguenther@suse.de>
3430 PR tree-optimization/42749
3431 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3432 parameter. Do arithmetic in the original type.
3433 (update_accumulator_with_ops): Likewise.
3434 (adjust_accumulator_values): Adjust.
3436 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3438 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3439 (QI to BLKmode splitter): New splitter.
3441 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3443 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3444 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3446 2010-02-22 Richard Guenther <rguenther@suse.de>
3448 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3450 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3452 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3453 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3454 ($(T)crti.o, $(T)crtn.o): Remove rules.
3456 2010-02-21 Tobias Burnus <burnus@net-b.de>
3459 * doc/invoke.texi (-fassociative-math): Document that this
3460 option is automatically enabled for Fortran.
3462 2010-02-20 David S. Miller <davem@davemloft.net>
3464 * configure.ac: Test if linker and assembler properly support
3465 GOTDATA_OP relocations.
3466 * configure: Rebuild.
3467 * config.in: Likewise.
3468 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3469 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3470 (movsi_high_pic): Likewise.
3471 (movdi_lo_sum_pic): Likewise.
3472 (movdi_high_pic): Likewise.
3473 (movsi_pic_gotdata_op): New pattern.
3474 (movdi_pic_gotdata_op): Likewise.
3475 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3476 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3478 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3481 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3482 attribute to ssemul.
3483 (xop_mulv2div2di3_high): Ditto.
3485 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3488 * c.opt (Wconversion-null): New option.
3489 * doc/invoke.texi (Wconversion-null): Document.
3491 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3493 * common.opt (Wlarger-than-): Add Undocumented.
3495 2010-02-19 Mike Stump <mikestump@comcast.net>
3497 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3499 2010-02-19 Jason Merrill <jason@redhat.com>
3502 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3503 * configure: Likewise.
3505 2010-02-20 Alan Modra <amodra@gmail.com>
3508 * cgraph.h (cgraph_make_decl_local): Declare.
3509 * cgraph.c (cgraph_make_decl_local): New function.
3510 (cgraph_make_node_local): Use it.
3511 * cgraphunit.c (cgraph_function_versioning): Likewise.
3512 * ipa.c (function_and_variable_visibility): Likewise.
3514 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3517 * except.c (sjlj_emit_function_enter): Don't call
3518 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3520 * rtl.h (add_reg_br_prob_note): Remove prototype.
3522 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3525 * c-common.c (conversion_warning): Remove widening conversions
3526 before checking the conversion of integers to reals.
3528 2010-02-19 Mike Stump <mikestump@comcast.net>
3531 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3534 * cgraphunit.c (process_function_and_variable_attributes): Check
3535 DECL_PRESERVE_P instead of looking up attribute "used".
3536 * ipa-pure-const.c (check_decl): Likewise.
3537 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3538 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3539 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3540 instead of attribute "used".
3541 * config/sol2-c.c (solaris_pragma_init): Likewise.
3542 (solaris_pragma_fini): Likewise.
3544 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3546 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3547 Use XCNEW instead of xcalloc.
3548 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3549 XNEW instead of xmalloc.
3550 (get_fields): Use XNEWVEC instead of xmalloc.
3553 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3554 populate vars array.
3555 (create_new_general_access): For debug stmts just reset value.
3556 (get_stmt_accesses): For accesses within debug stmts just record them
3557 using add_access_to_acc_sites instead of preventing the peeling or
3558 counting them as accesses.
3561 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3563 2010-02-19 Richard Guenther <rguenther@suse.de>
3565 PR tree-optimization/42916
3566 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3569 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3571 * configure.ac: Replace all uses of changequote in macro arguments
3572 with proper quoting.
3574 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3577 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3579 2010-02-19 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/42944
3582 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3583 test for aliasing with errno.
3585 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3588 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3589 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3590 * dojump.c: Include output.h.
3591 (inv): New inline function.
3592 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3593 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3594 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3595 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3596 argument, pass it down to other calls.
3597 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3598 add REG_BR_PROB note to the conditional jump.
3599 * cfgexpand.c (add_reg_br_prob_note): Removed.
3600 (expand_gimple_cond): Don't call it, add the probability
3601 as last argument to jumpif_1/jumpifnot_1.
3602 * Makefile.in (dojump.o): Depend on output.h.
3603 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3605 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3606 * stmt.c (do_jump_if_equal): Likewise.
3607 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3608 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3609 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3611 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3612 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3613 jumpifnot_1 callers.
3614 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3616 (store_expr): Adjust jumpifnot caller.
3617 (store_constructor): Adjust jumpif caller.
3620 * gimplify.c (gimple_boolify): For __builtin_expect call
3621 gimple_boolify also on its first argument.
3623 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3625 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3627 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3628 * configure: Regenerated.
3630 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3632 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3633 lang_hooks.types_compatible_p instead of comptypes.
3635 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3637 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3638 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3639 if __prefer_thumb__ is defined.
3641 2010-02-18 Martin Jambor <mjambor@suse.cz>
3643 PR tree-optimization/43066
3644 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3645 array with zero-sized element type.
3647 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3649 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3650 rtx, allocate struct var_loc_node here and return it to the
3651 caller, and only if it is actually needed.
3652 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3653 move it earlier and return immediately if it returns NULL.
3655 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3657 * config/sparc/gas.h: New file. Restore
3658 TARGET_ASM_NAMED_SECTION to its ELF default.
3659 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3661 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3662 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3663 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3664 after sparc/sysv4.h.
3666 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3668 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3670 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3672 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3673 patterns from predicated pattern.
3675 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3679 for insn mnemonic suffix.
3681 2010-02-17 Richard Guenther <rguenther@suse.de>
3683 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3686 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3689 * caller-save.c (save_call_clobbered_regs): If BB ends with
3690 a DEBUG_INSN, move any notes in between last real insn and the last
3691 DEBUG_INSN after the last DEBUG_INSN.
3693 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3695 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3696 Fix return type. Fix argument type. Explain meaning of return value.
3698 2010-02-16 Richard Guenther <rguenther@suse.de>
3700 PR tree-optimization/41043
3701 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3702 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3704 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3706 2010-02-16 Ira Rosen <irar@il.ibm.com>
3708 PR tree-optimization/43074
3709 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3710 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3711 vectorizable cycles in hybrid SLP check.
3712 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3714 2010-02-16 Richard Guenther <rguenther@suse.de>
3716 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3717 (true_dependence): If memrefs_conflict_p computes must-alias
3718 trust it. Move TBAA check after offset-based disambiguation.
3719 (canon_true_dependence): Likewise.
3721 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3723 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3724 * doc/invoke.texi: Document it.
3725 * var-tracking.c: Include toplev.h and params.h.
3726 (vt_find_locations): Return bool indicating success. Compute
3727 hash sizes unconditionally. Check new parameter, report.
3728 (variable_tracking_main_1): Check vt_find_locations results and
3729 retry. Renamed from...
3730 (variable_tracking_main): ... this. New wrapper to preserve
3731 flag_var_tracking_assignments.
3732 * Makefile.in (var-tracking.o): Adjust dependencies.
3734 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3735 Jakub Jelinek <jakub@redhat.com>
3738 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3739 if weak_import attribute is present.
3740 * config/darwin.c (machopic_select_section): Likewise.
3742 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3744 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3745 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3746 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3747 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3749 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3752 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3755 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3756 Rewrite text to refer to the names.
3758 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3760 * config/i386/i386-builtin-types.def
3761 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3762 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3763 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3764 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3765 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3766 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3767 IX86_BUILTIN_VPERMIL2PS256.
3768 (MULTI_ARG_4_DF2_DI_I): Defined.
3769 (MULTI_ARG_4_DF2_DI_I1): Defined.
3770 (MULTI_ARG_4_SF2_SI_I): Defined.
3771 (MULTI_ARG_4_SF2_SI_I1): Defined.
3772 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3773 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3774 __builtin_ia32_vpermil2ps256.
3775 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3776 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3777 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3778 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3779 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3780 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3781 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3782 CODE_FOR_xop_vpermil2v8sf3.
3783 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3784 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3785 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3786 (_mm256_permute2_pd): New.
3787 (_mm_permute2_ps): New.
3788 (_mm256_permute2_ps): New.
3790 2010-02-15 Nick Clifton <nickc@redhat.com>
3792 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3793 boolean parameters. Use emit_jump_insn when emitting a pop
3794 instruction containing a return insn.
3795 (push): Use 'true' rather than '1' as second parameter to F.
3796 (h8300_expand_prologue): Likewise.
3797 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3798 (h8300_expand_epilogue): Likewise.
3800 2010-02-15 Richard Guenther <rguenther@suse.de>
3803 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3806 2010-02-15 Nick Clifton <nickc@redhat.com>
3808 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3811 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3813 * intl.c (fake_ngettext): New function.
3814 * intl.h (fake_ngettext): Declare.
3815 (ngettext): Define macro.
3816 * collect2.c (notice_translated): New function.
3817 (main): Use notice_translated and ngettext.
3818 * collect2.h (notice_translated): Declare.
3820 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3822 * reorg.c (delete_computation): Comment fixes.
3823 * caller-save.c (setup_save_areas): Idem.
3824 * sel-sched-dump.c (dump_lv_set): Idem.
3827 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3829 * config/s390/s390.c (s390_sched_init): New function.
3830 (TARGET_SCHED_INIT): Target hook defined.
3832 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3833 Jack Howarth <howarth@bromo.med.uc.edu>
3834 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3837 Partial revert of unintended change in fix for PR41605.
3838 * config/darwin.h: Fix typo.
3839 * config/darwin9.h: Same.
3841 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3843 * c-pch.c (pch_init): Clear v.
3845 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3848 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3849 graphite_can_represent_init for MULT_EXPR.
3851 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3855 * graphite-sese-to-poly.c (remove_phi): New.
3856 (translate_scalar_reduction_to_array): Call remove_phi.
3858 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3861 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3862 * graphite-clast-to-gimple.h (gloog): Update declaration.
3863 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3864 * graphite-poly.h (struct poly_bb): Add missing comments.
3865 (struct scop): Add poly_scop_p field.
3867 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3868 * graphite.c (graphite_transform_loops): Build the polyhedral
3869 representation for each scop before code generation.
3870 * sese.c (rename_variables_in_operand): Removed.
3871 (rename_variables_in_expr): Return the renamed expression.
3872 (rename_sese_parameters): New.
3873 * sese.h (rename_sese_parameters): Declared.
3875 2010-02-11 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/42998
3878 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3879 POINTER_PLUS_EXPR properly.
3881 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3882 Changpeng Fang <changpeng.fang@amd.com>
3885 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3886 the cost of an IV candidate when the IV is used in a test against zero.
3888 * gcc.dg/tree-ssa/ivopts-3.c: New.
3890 2010-02-11 Richard Guenther <rguenther@suse.de>
3893 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3894 pointer-vs-decl case by swapping refs. Handle some cases
3895 of pointer-vs-decl disambiguations more conservatively.
3896 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3897 to false after expanding.
3899 2010-02-11 Richard Guenther <rguenther@suse.de>
3902 * gcc.c (process_command): Handle LTO file@offset case more
3905 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3907 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3908 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3910 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3912 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3913 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3914 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3915 Optimize eq/ne comparisons when both arguments are known to be
3917 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3918 Don't mask operands unnecessarily if they are known to be already
3921 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3923 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3926 2010-02-10 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/43017
3929 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3930 for wrapping signed arithmetic.
3932 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3935 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3936 if no debug info should be emitted for it.
3938 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3940 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3941 note when flag_exceptions is set.
3943 2010-02-10 Duncan Sands <baldrick@free.fr>
3945 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3947 2010-02-10 Richard Guenther <rguenther@suse.de>
3950 * tree.c (get_unwidened): Handle constants.
3951 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3953 2010-02-10 Martin Jambor <mjambor@suse.cz>
3956 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3957 check for variable argument counts independently.
3959 2010-02-10 Christian Bruel <christian.bruel@st.com>
3962 * config/sh/sh.c (find_barrier): Increase length for non delayed
3963 conditional branches.
3965 2010-02-10 Christian Bruel <christian.bruel@st.com>
3967 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3969 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3971 * builtins.c (set_builtin_user_assembler_name): Also handle
3972 ffs if int is smaller than word.
3974 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3977 * ira-conflicts.c (get_dup): Remove.
3978 (process_reg_shuffles): Add new parameter. Use it as an
3979 additional guard for copy generation.
3980 (add_insn_allocno_copies): Rewrite.
3982 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3984 * common.opt (fsched2-use-traces): Preserved for backward
3986 * doc/invoke.texi: Remove the documentation about option
3987 -fsched2-use-traces.
3988 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3989 flag_sched2_use_traces.
3990 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3991 the backward compatibility flag section.
3993 2010-02-09 Richard Guenther <rguenther@suse.de>
3995 PR tree-optimization/43008
3996 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3997 make HEAP variables initialized from global memory if they
3998 are not known builtin functions.
3999 (find_func_aliases): Adjust.
4001 2010-02-09 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/43000
4004 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4005 arithmetic manually.
4007 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4009 PR tree-optimization/42931
4010 * tree-loop-linear.c (try_interchange_loops): Don't call
4011 double_int_mul if estimated_loop_iterations failed.
4013 2010-02-08 Martin Jambor <mjambor@suse.cz>
4016 * tree-sra.c (build_accesses_from_assign): Do not mark in
4017 should_scalarize_away_bitmap if stmt has volatile ops.
4018 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4021 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4023 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4025 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4027 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4030 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4033 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4035 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4038 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4039 to unknown_dependence.
4040 (graphite_legal_transform_dr): Handle the unknown_dependence.
4041 (graphite_carried_dependence_level_k): Same.
4043 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4045 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4047 2010-02-07 Richard Guenther <rguenther@suse.de>
4050 * expr.c (get_inner_reference): Always initialize *pbitsize.
4052 2010-02-07 Richard Guenther <rguenther@suse.de>
4055 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4056 new ARRAY_REFs on variable size element or minimal index arrays.
4058 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4059 gimple_fold_indirect_ref.
4061 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4064 * arm.c (arm_override_options): Just return if the user has specified
4065 an invalid fpu name.
4067 2010-02-03 Jason Merrill <jason@redhat.com>
4070 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4071 i386_pe_maybe_record_exported_symbol.
4073 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4076 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4077 (pa_delegitimize_address): New function.
4079 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4081 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4082 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4084 2010-02-05 Richard Guenther <rguenther@suse.de>
4087 * lto-streamer-in.c (get_resolution): Deal with references
4088 to undefined functions.
4090 2010-02-05 Richard Guenther <rguenther@suse.de>
4092 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4093 (fold_const_aggregate_ref): Likewise.
4094 (ccp_fold_stmt): Substitute loads.
4095 (maybe_fold_reference): Verify types before substituting.
4097 (fold_gimple_assign): Unshare properly.
4098 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4100 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4102 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4103 for rs6000_gen_cell_microcode.
4105 2010-02-04 Richard Guenther <rguenther@suse.de>
4107 PR rtl-optimization/42952
4108 * dse.c (const_or_frame_p): Remove MEM handling.
4110 2010-02-04 Nick Clifton <nickc@redhat.com>
4112 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4113 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4114 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4115 (mn10300_asm_output_mi_thunk): New function.
4116 (mn10300_can_output_mu_thunk): New function.
4117 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4118 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4119 (FUNCTION_ARG): Delete incorrect comment.
4121 2010-02-03 Jason Merrill <jason@redhat.com>
4124 * fold-const.c (operand_equal_p): Handle erroneous types.
4126 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4128 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4130 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4132 PR rtl-optimization/42941
4133 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4136 2010-02-03 Jason Merrill <jason@redhat.com>
4139 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4141 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4144 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4145 (cselib_reset_table): Renamed from...
4146 (cselib_reset_table_with_next_value): ... this.
4147 (cselib_get_next_uid): Renamed from...
4148 (cselib_get_next_unknown_value): ... this.
4149 * cselib.c (next_uid): Renamed from...
4150 (next_unknown_value): ... this.
4151 (cselib_clear_table): Adjust.
4152 (cselib_reset_table): Adjust. Renamed from...
4153 (cselib_reset_table_with_next_value): ... this.
4154 (cselib_get_next_uid): Adjust. Renamed from...
4155 (cselib_get_next_unknown_value): ... this.
4156 (get_value_hash): Use hash.
4157 (cselib_hash_rtx): Likewise.
4158 (new_cselib_val): Adjust. Set and dump uid.
4159 (cselib_lookup_mem): Pass next_uid as hash.
4160 (cselib_subst_to_values): Likewise.
4161 (cselib_log_lookup): Dump uid.
4162 (cselib_lookup): Pass next_uid as hash. Adjust.
4163 (cselib_process_insn): Adjust.
4164 (cselib_init): Initialize next_uid.
4165 (cselib_finish): Adjust.
4166 (dump_cselib_table): Likewise.
4167 * dse.c (canon_address): Dump value uid.
4168 * print-rtl.c (print_rtx): Print value uid.
4169 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4171 (dv_uid): New function, sort of renamed from...
4172 (dv_htab_hash): ... this, reimplemented in terms of it and...
4173 (dv_uid2hash): ... this. New.
4174 (variable_htab_eq): Drop excess assertions.
4175 (tie_break_pointers): Removed.
4176 (canon_value_cmp): Compare uids.
4177 (variable_post_merge_New_vals): Print uids.
4178 (vt_add_function_parameters): Adjust.
4179 (vt_initialize): Reset table. Adjust.
4181 2010-02-03 Richard Guenther <rguenther@suse.de>
4183 PR tree-optimization/42944
4184 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4185 (call_may_clobber_ref_p_1): Likewise. Properly handle
4186 malloc and calloc clobbering errno.
4188 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4190 * doc/invoke.texi: Fix name of sched1 dump.
4192 * opts.c (decode_options): Set flag_tree_switch_conversion
4193 only conditionally on optimize >= 2.
4195 * gcse.c: Assorted comment fixes in pass description.
4197 2010-02-03 Anthony Green <green@moxielogic.com>
4199 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4200 nop padding in order to maintain alignment of storage location of
4201 target function address.
4202 (moxie_trampoline_init): Store target function address at newly
4204 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4206 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4208 2010-02-03 Richard Guenther <rguenther@suse.de>
4211 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4213 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4215 * config.gcc: Reenable check for obsolete targets.
4216 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4217 mips-sgi-irix6.[0-4]*.
4219 2010-02-02 Nick Clifton <nickc@redhat.com>
4221 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4222 constant size of 4 as being the same as 0.
4223 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4224 can take values in the range 0..4.
4226 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4229 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4230 as _darwin10_Unwind_FindEnclosingFunction().
4231 * libgcc-libsystem.ver: New.
4233 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4236 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4237 implicitly set registers.
4239 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4241 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4242 (arm_override_options): Allow automatic selection of the thread
4243 pointer register if thumb2.
4244 (legitimize_pic_address): Improve code sequences for Thumb2.
4245 (arm_call_tls_get_addr): Likewise.
4246 (legitimize_tls_address): Likewise.
4247 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4248 (pic_load_addr_32bit): ... this. New named pattern.
4249 * thumb2.md (pic_load_addr_thumb2): Delete.
4250 (pic_load_dot_plus_four): Delete.
4251 (tls_load_dot_plus_four): New named pattern.
4253 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4256 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4257 Document fix for TLS bug.
4259 2010-01-31 Richard Guenther <rguenther@suse.de>
4261 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4262 conservatively correct.
4264 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4268 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4270 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4272 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4274 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4276 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4278 * config.gcc: Adjust order of makefile fragments for mingw targets.
4280 2010-01-31 Richard Guenther <rguenther@suse.de>
4283 * gimplify.c (gimplify_init_constructor): For volatile LHS
4284 initialize a temporary.
4286 2010-01-31 Matthias Klose <doko@ubuntu.com>
4288 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4290 * configure: Regenerate.
4292 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4294 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4295 the same alias set and their sizes different constantness.
4296 (aliasing_component_refs_p): Revert 2009-10-24 change.
4298 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4300 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4303 2010-01-29 Richard Guenther <rguenther@suse.de>
4305 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4306 Assert we successfully updated the call.
4308 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4310 PR rtl-optimization/42889
4311 * df.h (df_set_bb_dirty_nonlr): New prototype.
4312 * df-core.c (df_set_bb_dirty_nonlr): New function.
4313 * df-scan.c (df_insn_rescan): Call it instead of
4314 df_set_bb_dirty for DEBUG_INSNs.
4316 2010-01-29 Richard Guenther <rguenther@suse.de>
4319 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4320 quadratic behavior in most cases.
4322 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4326 in the call to gen_x86_movsicc_0_m1.
4328 2010-01-28 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/42871
4331 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4333 2010-01-28 Richard Guenther <rguenther@suse.de>
4335 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4336 into call arguments.
4338 2010-01-28 Richard Guenther <rguenther@suse.de>
4341 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4342 the forwarder if the destination is an EH landing pad.
4344 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4346 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4347 block list passed to gimple_duplicate_sese_tail.
4348 (parallelize_loops): Avoid parallelization when the function
4350 Avoid parallelization when the preheader is IRREDUCIBLE.
4351 Try to optimize when estimated_loop_iterations_int is unresolved.
4352 Add the loop's location to the dump file.
4353 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4354 (gimple_duplicate_sese_tail): Remove the check for the latch.
4355 Redirect nexits to the exit block.
4356 Remove handling of the incoming edges to the latch.
4357 Redirect the backedge from the copied latch to the exit bb.
4359 2010-01-28 Michael Matz <matz@suse.de>
4362 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4363 Wrap force_reg into a sequence, emit it before user.
4365 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4367 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4369 (arm_legacy_rev): Likewise.
4370 (thumb_legacy_rev): Likewise.
4372 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4374 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4375 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4376 on MEM's address failed, try avoid_constant_pool_reference and
4377 recurse if it returned something different.
4378 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4379 address, try avoid_constant_pool_reference and recurse if it
4380 returned something different.
4381 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4382 address and avoid_constant_pool_reference returned something
4383 different, don't set have_address.
4385 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4388 * var-tracking.c (val_store): Add modified argument, obey it.
4390 (count_uses): Move down logging of main.
4391 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4392 don't need resolution.
4393 (emit_notes_in_bb): Likewise.
4395 2010-01-27 Richard Guenther <rguenther@suse.de>
4398 * tree-inline.c (remap_decl): Delay remapping of SSA name
4399 default definitions until we need them.
4401 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4403 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4404 (rs6000_delegitimize_address): New function.
4406 * config/s390/s390.c (s390_delegitimize_address): Call
4407 delegitimize_mem_from_attrs.
4410 * tree-inline.c (cannot_copy_type_1): Removed.
4411 (copy_forbidden): Don't forbid copying of functions containing
4412 records/unions with variable length fields.
4414 2010-01-27 Christian Bruel <christian.bruel@st.com>
4418 * config/sh/sh.c (find_barrier): Increase length for non delayed
4419 conditional branches.
4421 2010-01-27 Matthias Klose <doko@ubuntu.com>
4423 * configure.ac (gnu-unique-object): Fix ldd version check.
4424 * configure: Regenerate.
4426 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4428 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4430 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4431 Test for HAVE_GNU_AS value.
4433 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4435 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4436 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4437 INT64_TYPE): Define.
4438 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4439 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4440 INT_LEAST64_TYPE): Define.
4441 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4442 UINT_LEAST64_TYPE): Define.
4443 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4444 INT_FAST64_TYPE): Define.
4445 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4446 UINT_FAST64_TYPE): Define.
4447 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4448 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4449 (SIG_ATOMIC_TYPE): Define.
4451 2010-01-26 Richard Guenther <rguenther@suse.de>
4453 * df-scan.c (df_scan_set_bb_info): Remove assert.
4454 (df_insn_rescan_debug_internal): Merge asserts.
4455 (df_install_ref): Likewise.
4456 (df_mark_reg): Use bitmap_set_range.
4457 (df_hard_reg_used_p): Remove assert.
4458 (df_hard_reg_used_count): Likewise.
4460 2010-01-26 Richard Guenther <rguenther@suse.de>
4462 PR rtl-optimization/42685
4463 * web.c (web_main): Ignore DEBUG_INSNs.
4465 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4467 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4469 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4470 Fix types of fndecl and arglist parameters.
4472 2010-01-26 Richard Guenther <rguenther@suse.de>
4475 * tree-eh.c (unsplit_eh): Skip debug insns.
4477 2010-01-26 Richard Guenther <rguenther@suse.de>
4479 PR tree-optimization/42250
4480 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4482 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4485 * omp-low.c (expand_omp_sections): Only use single_pred if
4486 l2_bb is single_pred_p.
4488 2010-01-25 Christian Bruel <christian.bruel@st.com>
4491 * config/sh/sh.c (find_barrier): Increase length for non delayed
4492 conditional branches.
4493 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4495 2010-01-24 David S. Miller <davem@davemloft.net>
4497 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4498 define if not using GAS.
4499 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4500 Likewise. Delete SECTION_MERGE code, which is only applicable
4503 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4506 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4507 mangling of va_list in system headers.
4509 2010-01-23 Toon Moene <toon@moene.org>
4511 * tree-predcom.c (combine_chains): Return NULL, not false.
4513 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4515 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4516 initialization of variable res to agree with return type.
4518 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4520 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4521 * tree-sra.c: Add include of expr.h.
4523 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4525 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4526 insert the debug stmt on the single non-EH edge from the stmt.
4528 2010-01-22 Richard Henderson <rth@redhat.com>
4531 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4532 the RHS until after generate_subtree_copies has insertted its
4533 code before the current statement.
4535 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4537 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4539 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4541 2010-01-21 Martin Jambor <mjambor@suse.cz>
4543 PR tree-optimization/42585
4544 * tree-sra.c (struct access): New field grp_total_scalarization.
4545 (dump_access): Dump the new field.
4546 (should_scalarize_away_bitmap): New variable.
4547 (cannot_scalarize_away_bitmap): Likewise.
4548 (sra_initialize): Allocate new bitmaps.
4549 (sra_deinitialize): Free new bitmaps.
4550 (create_access_1): New function.
4551 (create_access): Parts moved to create_access_1.
4552 (type_consists_of_records_p): New function.
4553 (completely_scalarize_record): Likewise.
4554 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4555 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4556 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4558 (analyze_all_variable_accesses): Completely scalarize small eligible
4561 2010-01-21 Martin Jambor <mjambor@suse.cz>
4563 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4565 2010-01-21 Andrew Haley <aph@redhat.com>
4567 * gcc.c (process_command): Move lang_specific_driver before
4568 setting cc_libexec_prefix.
4570 2010-01-21 Richard Guenther <rguenther@suse.de>
4573 * fold-const.c (negate_expr_p): Pretend only negative
4574 real constants are easily negatable.
4576 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4577 Jason Merrill <jason@redhat.com>
4579 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4580 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4581 * calls.c (initialize argument_information): Handle it.
4582 * c-common.c (handle_transparent_union_attribute): Use new name.
4583 * c-decl.c (finish_struct): Ditto.
4584 * c-typeck.c (type_lists_compatible_p): Ditto.
4585 (convert_for_assignment): Use new name and also handle record.
4586 * function.c (aggregate_value_p): Handle it.
4587 (pass_by_reference): Ditto.
4588 (assign_parm_data_types): Ditto.
4589 * print-tree.c (print_node): Ditto.
4590 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4591 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4592 * tree.c (first_field): New fn.
4594 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4597 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4598 even when linking statically, for now.
4600 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4603 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4604 without a cselib val.
4605 (count_uses): Accept MO_VAL_SET with no val on stores.
4606 (add_stores): Likewise.
4608 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4610 * var-tracking.c (check_value_val): Add a compile time assertion.
4611 (dv_is_decl_p): Simplify.
4612 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4613 gcc_assert if ENABLE_CHECKING.
4615 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4618 * var-tracking.c: Include tree-flow.h.
4619 (mem_dies_at_call): New.
4620 (dataflow_set_preserve_mem_locs): Use it.
4621 (dataflow_set_remove_mem_locs): Likewise.
4622 (dump_var): Renamed from dump_variable. Adjust all callers.
4623 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4624 * Makefile.in (var-tracking.o): Adjust deps.
4626 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4628 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4630 2010-01-20 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/42717
4633 * tree-ssa-dce.c (get_live_post_dom): Remove.
4634 (forward_edge_to_pdom): Take an arbitrary edge to copy
4635 degenerate PHI args from.
4636 (remove_dead_stmt): Use the first post-dominator even if it
4637 does not contain live statements as redirection destination.
4639 2010-01-20 Richard Guenther <rguenther@suse.de>
4641 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4643 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4645 * sel-sched.c (create_speculation_check): Remove set but not used
4647 (try_transformation_cache): Remove set but not used variable ds.
4648 (calculate_privileged_insns): Remove set but not used variables
4649 cur_insn and min_spec_insn.
4650 (find_best_expr): Remove set but not used variable avail_n.
4651 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4653 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4655 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4656 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4659 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4662 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4663 cpu types. Add support for *-sse3 cpu types.
4664 (x86_64-*-*): Ditto.
4666 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4669 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4670 argument, call initializer_constant_valid_p_1 instead of
4671 initializer_constant_valid_p, pass CACHE to it, return NULL
4672 immediately if first call returns NULL.
4673 (initializer_constant_valid_p_1): New function.
4674 (initializer_constant_valid_p): Use it.
4676 2010-01-20 Thomas Quinot <quinot@adacore.com>
4678 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4680 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4682 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4683 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4684 (loc_list_from_tree): Don't handle unsigned division. Handle
4685 signed modulo using DW_OP_{over,over,div,mul,minus}.
4686 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4687 modulo instead of signed.
4689 2010-01-20 DJ Delorie <dj@redhat.com>
4691 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4693 (h8300_emit_stack_adjustment): Propogate it.
4695 (h8300_expand_prologue): Likewise.
4696 (h8300_expand_epilogue): Likewise.
4698 2010-01-19 Michael Matz <matz@suse.de>
4700 PR tree-optimization/41783
4701 * tree-data-ref.c (toplevel): Include flags.h.
4702 (dump_data_dependence_relation): Also dump the inputs if the
4703 result will be unknown.
4704 (split_constant_offset_1): Look through some conversions.
4705 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4706 the offset from last element is too large.
4707 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4708 (reassociate_to_the_same_stmt): Handle vector registers.
4709 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4711 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4712 wide_prolog_niters argument, emit widening instructions.
4713 (vect_do_peeling_for_alignment): Adjust caller, use widened
4714 variant of the iteration cound.
4715 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4717 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4720 * config/arm/neon-testgen.m (emit_automatics): New parameter
4721 features. Adjust for Fixed_return_reg feature.
4722 (test_intrinsic): Call emit_automatics with new feature.
4723 * config/arm/neon.ml: Update copyright years.
4724 (features): New Fixed_return_reg feature.
4725 (ops): Update feature for Vget_low.
4727 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4729 PR tree-optimization/42719
4730 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4734 * fwprop.c (all_uses_available_at): Return false if def_set dest
4735 is a REG that is used in def_insn.
4737 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4739 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4741 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4744 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4746 * target.h (struct gcc_target) <secondary_reload>: Change type
4747 of last argument to secondary_reload_info *.
4749 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4752 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4753 memory references with unaligned offsets. Remove CQImode handling.
4754 (unaligned_memory_operand): Return 1 for memory references with
4755 unaligned offsets. Remove CQImode handling.
4757 2010-01-18 Richard Guenther <rguenther@suse.de>
4760 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4763 2010-01-18 Richard Guenther <rguenther@suse.de>
4765 PR tree-optimization/42781
4766 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4767 restrict processing only if the original variable was artificial.
4769 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4771 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4772 find number of popped argument bytes.
4774 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4775 Fix the text that describes the return value for invalid insns.
4777 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4779 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4780 Clarify what 'cost of the -dependence' is. Fix quoting.
4782 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4783 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4785 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4787 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4788 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4790 2010-01-17 Richard Guenther <rguenther@suse.de>
4793 * function.c (split_complex_args): Take a VEC to modify.
4794 (assign_parms_augmented_arg_list): Build a VEC instead of
4795 a chain of PARM_DECLs.
4796 (assign_parms_unsplit_complex): Take a VEC of arguments.
4797 Do not fixup unmodified parms.
4798 (assign_parms): Deal with the VEC.
4799 (gimplify_parameters): Likewise.
4801 2010-01-17 Richard Guenther <rguenther@suse.de>
4803 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4804 node existence check.
4805 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4806 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4807 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4808 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4809 (gimple_execute_on_growing_pred): Likewise.
4811 2010-01-17 Richard Guenther <rguenther@suse.de>
4813 PR tree-optimization/42773
4814 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4815 (compute_antic_aux): Likewise.
4816 (compute_partial_antic_aux): Likewise.
4818 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4821 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4824 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4826 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4829 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4830 Fix markup for strict argument.
4832 (TARGET_SCHED_REORDER2): Fix argument types.
4834 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4835 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4837 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4838 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4840 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4843 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4844 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4845 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4846 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4847 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4849 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4851 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4853 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4854 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4856 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4858 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4861 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4863 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4864 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4866 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4868 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4870 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4871 referring to it. Fix language.
4873 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4875 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4877 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4879 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4881 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4882 '@var{stream}. Remove stray 'and'.
4884 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4886 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4888 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4890 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4891 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4893 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4894 Fix description of return value.
4895 Rename argument "sz" to "len."
4897 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4898 Clarify meaning of 'true' return value.
4900 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4902 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4903 rep_mode versus mode_rep.
4905 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4907 (TARGET_BUILTIN_DECL): Fix name.
4909 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4911 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4913 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4915 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4917 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4919 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4922 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4923 Rename argument tm_fn to md_fn.
4925 (TARGET_OPTION_PRINT): Fix argument list.
4927 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4930 * config/i386/i386.c (ix86_fixup_binary_operands):
4931 Revert FMA4 fixup of operands.
4933 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4936 * Makefile.in (write_entries_to_file, install-plugin):
4937 Use \012 instead of \n with tr.
4939 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4941 * configure.ac (HAVE_AS_REF): New C macro.
4942 * configure: Regenerate.
4943 * config.in: Likewise.
4944 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4946 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4949 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4951 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4953 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4955 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4957 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4959 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4961 (TARGET_BINDS_LOCAL_P): Fix argument type.
4963 (TARGET_ASM_FILE_END): Use prototype.
4965 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4967 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4969 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4971 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4973 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4974 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4976 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4977 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4979 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4980 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4981 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4982 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4984 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4986 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4988 (TARGET_INIT_BUILTINS): Use prototype.
4990 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4991 Put 'const char *' in braces. Fix parameter types.
4992 (TARGET_INVALID_CONVERSION): Fix parameter types.
4993 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4994 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4996 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4999 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5001 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5003 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5005 * doc/tm.texi (TARGET_HELP): Fix return type.
5007 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5008 in braces. Fix argument types.
5010 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5012 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5014 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5016 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5017 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5019 (TARGET_MANGLE_TYPE): Fix argument types.
5021 (TARGET_IRA_COVER_CLASSES): Use prototype.
5023 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5025 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5027 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5029 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5031 (TARGET_CALLEE_COPIES): Fix argument types.
5033 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5035 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5037 (TARGET_FUNCTION_VALUE): Fix argument types.
5039 (TARGET_RETURN_IN_MSB): Fix argument type.
5041 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5043 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5045 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5047 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5048 agree with return type.
5050 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5052 2010-01-15 Jing Yu <jingyu@google.com>
5054 PR rtl-optimization/42691
5055 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5056 a pseudo to a constant and are merged, and adjust comments.
5058 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5060 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5062 2010-01-15 Richard Guenther <rguenther@suse.de>
5065 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5066 labels of computed or non-local gotos to the destination.
5067 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5068 landing pad label is the first label.
5070 2010-01-15 Richard Guenther <rguenther@suse.de>
5072 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5074 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5077 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5078 to allow generation of the xssqrtdp instruction on power7.
5079 (sqrtdf2_fpr): Ditto.
5081 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5084 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5085 functions with noreturn attribute.
5088 * varasm.c (declare_weak): Add weak attribute to decl if it
5089 doesn't have one already.
5090 (assemble_external): Only add decls to weak_decls if they also
5091 have weak attribute.
5093 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5095 * var-tracking.c (var_reg_delete): Don't delete the association
5096 between REGs and values or one-part variables if the register
5099 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5102 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5103 because its first operand is a non-localized variable.
5105 2010-01-14 Martin Jambor <mjambor@suse.cz>
5107 PR tree-optimization/42706
5108 * tree-sra.c (encountered_recursive_call): New variable.
5109 (encountered_unchangable_recursive_call): Likewise.
5110 (sra_initialize): Initialize both new variables.
5111 (callsite_has_enough_arguments_p): New function.
5112 (scan_function): Call decl and flags check only for IPA-SRA, check
5113 whether there is a recursive call and whether it has enough arguments.
5114 (all_callers_have_enough_arguments_p): New function.
5115 (convert_callers): Look for recursive calls only when
5116 encountered_recursive_call is set.
5117 (ipa_early_sra): Bail out either if
5118 !all_callers_have_enough_arguments_p or
5119 encountered_unchangable_recursive_call.
5121 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5123 * sel-sched.c: Add 2010 to copyright years.
5124 * sel-sched-ir.c: Likewise.
5125 * sel-sched-ir.h: Likewise.
5127 2010-01-14 Martin Jambor <mjambor@suse.cz>
5129 PR tree-optimization/42714
5130 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5131 constructors specially.
5133 2010-01-14 Andi Kleen <ak@linux.intel.com>
5135 * config/i386/drivers-i386.c (detect_caches_intel):
5136 Add l2sizekb parameter and fill in.
5137 (host_detect_local_cpu): Add l2sizekb, fill in.
5138 Add Atom small cache heuristic.
5140 2010-01-14 Andi Kleen <ak@linux.intel.com>
5142 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5143 Add level3 parameter and fill in.
5144 (detect_caches_intel): Handle level3 cache.
5146 2010-01-14 Andi Kleen <ak@linux.intel.com>
5148 * config/i386/drivers-i386.c (host_detect_local_cpu):
5149 Fix core duo detection.
5151 2010-01-14 Andi Kleen <ak@linux.intel.com>
5153 * config/i386/drivers-i386.c (host_detect_local_cpu):
5156 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5158 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5159 (rs6000_variable_issue_1): this. Use...
5160 (rs6000_variable_issue): here. Reimplement. Print debug info.
5162 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5164 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5165 sel_restore_notes. Update all callers. Call reemit_notes
5168 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5170 PR rtl-optimization/42246
5171 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5174 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5176 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5177 all successors is the same as number of successors in current region.
5179 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5181 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5182 to rename is not separable. Otherwise check that its LHS is not NULL.
5184 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5186 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5188 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5190 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5191 available registers when failed to discover LHS register class.
5192 Fix indentation. Update comment.
5194 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5195 Alexander Monakov <amonakov@ispras.ru>
5197 PR rtl-optimization/42389
5198 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5200 (advance_state_on_fence): Likewise.
5201 (sel_target_adjust_priority): Print debug output only when
5202 sched_verbose >= 4, not 2.
5203 (get_expr_cost): Do not issue all unique insns on the next cycle.
5204 (fill_insns): Initialize can_issue_more from the value saved
5206 * sel-sched-ir.c (flist_add): New parameter issue_more.
5207 Init FENCE_ISSUE_MORE with it.
5208 (merge_fences): Likewise.
5209 (init_fences): Update call to flist_add.
5210 (add_to_fences, add_clean_fence_to_fences)
5211 (add_dirty_fence_to_fences): Likewise.
5212 (move_fence_to_fences): Update call to merge_fences.
5213 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5215 * sel-sched-ir.h (struct _fence): New field issue_more.
5216 (FENCE_ISSUE_MORE): New accessor macro.
5218 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5220 PR rtl-optimization/42388
5221 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5222 that have no predecessors nor successors. Do not call move_bb_info
5223 for empty blocks outside of current region.
5225 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5227 PR rtl-optimization/42294
5228 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5229 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5230 originators' originators.
5232 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5234 PR rtl-optimization/39453
5235 PR rtl-optimization/42246
5236 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5238 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5240 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5241 Alexander Monakov <amonakov@ispras.ru>
5244 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5245 (maybe_tidy_empty_bb): ... here. Make static. Add new
5246 argument. Update all callers.
5247 (tidy_control_flow): ... and here. Recompute topological order
5248 of basic blocks in region if necessary.
5249 (sel_redirect_edge_and_branch): Change return type. Return true
5250 if topological order might have been invalidated.
5251 (purge_empty_blocks): Export and move from...
5252 * sel-sched.c (purge_empty_blocks): ... here.
5253 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5254 (maybe_tidy_empty_bb): Delete prototype.
5255 (purge_empty_blocks): Declare.
5257 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5259 PR rtl-optimization/42249
5260 * sel-sched.c (try_replace_dest_reg): When chosen register
5261 and original register is the same, do not bail out early, but
5262 still check all original insns for validity of replacing destination
5263 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5266 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5269 Port from no-undefined-overflow branch:
5270 2009-03-09 Richard Guenther <rguenther@suse.de>
5272 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5274 2010-01-14 Richard Guenther <rguenther@suse.de>
5277 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5279 2010-01-14 Ira Rosen <irar@il.ibm.com>
5281 PR tree-optimization/42709
5282 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5283 as scalar type in creation of constant vector operand.
5285 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5288 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5289 (check-parallel-%): Match `testsuite' directory component only
5292 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5294 PR translation/39521
5295 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5298 2010-01-13 Richard Guenther <rguenther@suse.de>
5300 PR tree-optimization/42730
5301 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5304 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5307 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5308 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5311 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5313 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5314 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5315 ___umulsi3_highpart.
5317 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5318 rather than schedule_insns if the pass is enabled.
5320 2010-01-13 Martin Jambor <mjambor@suse.cz>
5322 PR tree-optimization/42704
5323 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5326 2010-01-13 Martin Jambor <mjambor@suse.cz>
5328 PR tree-optimization/42703
5329 * tree-sra.c (analyze_access_subtree): Check that we can build a
5330 reference to the original data within the aggregate.
5332 2010-01-13 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/42705
5335 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5337 2010-01-13 Richard Guenther <rguenther@suse.de>
5340 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5342 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5345 * var-tracking.c (values_to_unmark): New variable.
5346 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5347 values_to_unmark vector. Moved body to...
5348 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5349 instead queue it into values_to_unmark vector.
5350 (vt_find_locations): Free values_to_unmark vector.
5352 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5354 * config/s390/s390.c (override_options): Set
5355 default of max-pending-list-length to 256
5357 2010-01-13 Richard Guenther <rguenther@suse.de>
5360 * tree-pass.h (PROP_gimple_lcx): New.
5361 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5362 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5363 before the final cleanup_eh.
5364 (dump_properties): Dump PROP_gimple_lcx.
5365 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5366 (tree_lower_complex_O0): Remove.
5367 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5368 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5369 tree_lower_complex, schedule TODO_update_ssa.
5370 * lto-streamer-out.c (output_function): Stream the functions
5372 * lto-streamer-in.c (input_function): Likewise.
5373 (lto_read_body): Do not override them here.
5375 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5378 * c-typeck.c (build_c_cast): Fold value cast to union type before
5379 wrapping it in a CONSTRUCTOR.
5381 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5383 PR rtl-optimization/42699
5384 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5387 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5389 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5390 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5391 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5392 SUBTARGET_WARN_UNUSED_SPEC): ... here
5393 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5395 2010-01-12 Julian Brown <julian@codesourcery.com>
5397 * config/arm/neon-schedgen.ml (Utils): Don't try to
5398 open missing module.
5399 (find_with_result): New.
5401 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5404 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5405 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5407 PR tree-optimization/42645
5408 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5409 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5410 decl_map, set processing_debug_stmt to -1 and return name without
5413 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5415 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5416 binutils version, and reword target configuration description.
5418 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5420 * config/avr/avr.h (LINKER_NAME): Remove.
5422 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5425 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5426 that support VSX, warn for -mno-altivec if vsx is not disabled,
5429 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5430 Shujing Zhao <pearly.zhao@oracle.com>
5432 PR translation/42469
5433 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5434 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5435 character between option name and help text.
5436 * c.opt (imultilib): Likewise.
5438 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5440 * lto-streamer-out.c (output_unreferenced_globals): Output static
5443 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5445 PR rtl-optimization/42621
5446 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5447 optimizing for size.
5448 (duplicate_computed_gotos): Remove now-redundant check.
5450 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5453 * configure.ac: Save and restore LDFLAGS and LIBS
5454 * configure: Regenerate.
5456 2010-01-10 Richard Guenther <rguenther@suse.de>
5459 * builtins.c (fold_builtin_strlen): Add type argument and
5460 convert the resulting length to it.
5461 (fold_builtin_1): Adjust.
5463 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5465 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5466 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5468 (num_insns_constant_wide): Adjust for that change.
5470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5473 * web.c (union_defs): Add used argument, to combine uses of
5475 (entry_register): Adjust type and tests of used argument.
5476 (web_main): Widen used for new use. Pass it to union_defs.
5477 * df.h (union_defs): Adjust prototype.
5479 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5482 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5483 uses in new incoming argument. Free body.
5484 (reset_debug_uses_in_loop): New.
5485 (analyze_insn_to_expand_var): Call the latter if the former found
5486 anything. Fix whitespace. Reject invalid dest overlaps before
5487 going through all insns in the loop.
5489 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5492 * haifa-sched.c (dying_use_p): Debug insns don't count.
5494 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5497 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5498 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5499 (verify_gimple_call): Reject LHS in noreturn calls.
5501 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5505 * tree-vect-loop-manip.c (adjust_info): New type.
5506 (adjust_vec): New pointer to vector.
5507 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5508 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5509 (slpeel_update_phis_for_duplicate_loop): Use them.
5510 (slpeel_update_phi_nodes_for_guard1): Likewise.
5511 (slpeel_update_phi_nodes_for_guard2): Likewise.
5512 (slpeel_tree_peel_loop_to_edge): Likewise.
5513 (vect_update_ivs_after_vectorizer): Likewise.
5515 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5517 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5518 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5520 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5522 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5523 bogus uninitialized warning.
5525 2010-01-09 Richard Guenther <rguenther@suse.de>
5528 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5529 the evolution is compatible with the initial condition.
5531 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5533 * gcc.c (process_command): Update copyright notice dates.
5534 * gcov.c (print_version): Likewise.
5535 * gcov-dump.c (print_version): Likewise.
5536 * mips-tfile.c (main): Likewise.
5537 * mips-tdump.c (main): Likewise.
5539 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5542 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5544 (rotlhi3_8): Delete.
5546 (rotlsi3_8): Delete.
5547 (rotlsi3_16): Delete.
5548 (rotlsi3_24): Delete.
5550 (*rotw<mode>3): New.
5551 (*rotb<mode>3): New.
5552 * config/avr/avr.c (avr_rotate_bytes): New function.
5553 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5555 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5558 * configure.ac: Modify -rdynamic check.
5559 * configure: Regenerate.
5561 2010-01-08 DJ Delorie <dj@redhat.com>
5563 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5564 register popping order.
5566 2010-01-08 Richard Guenther <rguenther@suse.de>
5569 * c.opt (fsigned-char): Also let LTO handle this option.
5570 (funsigned-char): Likewise.
5572 2010-01-07 Richard Guenther <rguenther@suse.de>
5574 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5575 (gimple_op): Likewise.
5576 (gimple_op_ptr): Likewise.
5577 (gimple_assign_set_lhs): Remove gcc_assert.
5578 (gimple_assign_set_rhs1): Likewise.
5579 (gimple_assign_set_rhs2): Likewise.
5580 (gimple_call_set_lhs): Likewise.
5581 (gimple_call_set_fn): Likewise.
5582 (gimple_call_set_fndecl): Likewise.
5583 (gimple_call_fndecl): Likewise.
5584 (gimple_call_return_type): Likewise.
5585 (gimple_call_set_chain): Likewise.
5586 (gimple_call_num_args): Likewise.
5587 (gimple_call_set_arg): Likewise.
5588 (gimple_cond_set_code): Likewise.
5589 (gimple_cond_set_lhs): Likewise.
5590 (gimple_cond_set_rhs): Likewise.
5591 (gimple_cond_set_true_label): Likewise.
5592 (gimple_cond_set_false_label): Likewise.
5593 (gimple_label_set_label): Likewise.
5594 (gimple_goto_set_dest): Likewise.
5595 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5596 (gimple_debug_bind_get_value): Likewise.
5597 (gimple_debug_bind_get_value_ptr): Likewise.
5598 (gimple_debug_bind_set_var): Likewise.
5599 (gimple_debug_bind_set_value): Likewise.
5600 (gimple_debug_bind_reset_value): Likewise.
5601 (gimple_debug_bind_has_value_p): Likewise.
5602 (gimple_return_retval_ptr): Remove gcc_assert.
5603 (gimple_return_retval): Likewise.
5604 (gimple_return_set_retval): Likewise.
5605 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5606 (safe_referenced_var_iterator): Remove.
5607 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5608 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5609 (fill_referenced_var_vec): Remove.
5610 (first_readonly_imm_use): Remove redundant gcc_assert.
5611 (phi_arg_index_from_use): Combine gcc_asserts.
5612 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5613 (first_imm_use_stmt): Remove redundant gcc_assert.
5614 * tree-cfg.c (verify_gimple_call): Verify function and chain
5615 operands. Verify arguments.
5616 (verify_types_in_gimple_stmt): Verify condition code and labels.
5618 2010-01-07 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/42641
5621 * sese.c (rename_map_elt_info): Use the SSA name version, do
5624 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5626 PR tree-optimization/42625
5627 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5628 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5630 2010-01-07 Duncan Sands <baldrick@free.fr>
5632 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5634 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5637 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5638 note itself is not function_invariant_p.
5640 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5642 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5643 Do not add the DF_NOTE problem.
5644 * store-motion.c (execute_rtl_store_motion): Likewise.
5646 2010-01-07 Martin Jambor <mjambor@suse.cz>
5648 PR tree-optimization/42157
5649 * tree-sra.c (compare_access_positions): Stabilize sort if both
5650 accesses have integer types, return zero immediately if they are the
5653 2010-01-06 Richard Henderson <rth@redhat.com>
5656 * haifa-sched.c (add_to_note_list): Merge into ...
5657 (concat_note_lists): ... here, and ...
5658 (unlink_other_notes, rm_other_notes): Merge into...
5659 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5660 NOTE_INSN_EPILOGUE_BEG.
5662 2010-01-06 Richard Guenther <rguenther@suse.de>
5664 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5665 not inline regular functions into always-inline functions.
5667 2010-01-06 Nick Clifton <nickc@redhat.com>
5669 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5670 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5672 (OVERRIDE_OPTIONS): Delete.
5673 (OPTIMIZATION_OPTIONS): Define.
5674 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5675 * config/rx/rx.c (rx_handle_option): Issue an error message if
5676 -mcpu=rx200 and -fpu are used together.
5677 (rx_set_optimization_options): New function. Issue an error
5678 message if an optimization attribute attempts to reset the FPU/
5679 math optimization pairing.
5680 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5681 * config/rx/rx.opt: Set the default to 32-bit doubles.
5682 * config/rx/t-rx: Add multilibs for -nofpu option.
5683 * doc/invoke.texi: Update documentation of RX options.
5685 2010-01-06 Richard Guenther <rguenther@suse.de>
5687 * tree-ssa-pre.c (name_to_id): New global.
5688 (alloc_expression_id): Simplify SSA name handling.
5689 (lookup_expression_id): Likewise.
5690 (init_pre): Zero name_to_id.
5691 (fini_pre): Free it.
5693 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5695 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5697 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5700 * config/i386/sse.md (smaxv2di3): New.
5701 (umaxv2di3): Likewise.
5702 (sminv2di3): Likewise.
5703 (uminv2di3): Likewise.
5705 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5708 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5709 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5710 (legitimize_tls_address): Likewise.
5711 (sparc_tls_referenced_p): Likewise.
5712 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5713 and adjust calls to legitimize_pic_address.
5714 (legitimate_constant_p) Use sparc_tls_referenced_p.
5715 (legitimate_pic_operand_p): Likewise.
5716 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5717 (sparc_tls_symbol_ref_1): Delete.
5718 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5719 (legitimize_tls_address): Make static, handle CONST patterns.
5720 (legitimize_pic_address): Make static, remove unused parameter and
5721 adjust recursive calls.
5722 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5723 and adjust call to legitimize_pic_address.
5724 (sparc_output_mi_thunk): Likewise.
5726 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5727 H.J. Lu <hongjiu.lu@intel.com>
5730 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5731 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5732 operands to make them signed.
5735 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5738 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5739 GTU to GT for V4SI and V2DI.
5741 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5742 (umin<mode>3): Removed.
5744 (uminv4si3): Likewise.
5746 2010-01-05 Martin Jambor <mjambor@suse.cz>
5748 PR tree-optimization/42462
5749 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5750 current_function_decl to helper functions and macros.
5752 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5755 * flags.h: Don't include real.h.
5756 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5757 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5758 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5759 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5760 * dominance.c: Update copyright.
5761 * gimple.c (walk_gimple_op): Remove inline.
5762 * tree-ssa-reassoc.c: Include real.h.
5763 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5764 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5766 2010-01-05 Nick Clifton <nickc@redhat.com>
5768 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5769 register to push into the stack frame when the accumulator has to
5770 be saved during interrupts.
5772 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5774 * doc/invoke.texi: Remove the documentation about option
5776 * common.opt (Wunreachable-code): Preserved for backward
5778 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5779 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5780 the backward compatibility flag section.
5782 2010-01-05 Richard Guenther <rguenther@suse.de>
5784 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5786 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5789 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5791 PR tree-optimization/42508
5792 * tree-sra.c (convert_callers): Check for recursive call
5793 by comparing cgraph nodes instead of decls.
5794 (modify_function): Call ipa_modify_formal_parameters also
5795 on all same_body aliases.
5797 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5798 cgraph nodes when checking for same_body aliases.
5800 2010-01-05 Richard Guenther <rguenther@suse.de>
5802 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5803 allocation and lookup.
5804 (get_or_alloc_expr_for_constant): Likewise.
5805 (phi_translate): Sink allocation.
5807 2010-01-04 Richard Guenther <rguenther@suse.de>
5809 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5810 a new entry only if needed.
5811 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5812 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5814 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5816 (phi_translate): Handle CONSTANTs early.
5818 2010-01-04 Martin Jambor <mjambor@suse.cz>
5820 PR tree-optimization/42398
5821 * tree-sra.c (struct access): Removed flag grp_different_types.
5822 (dump_access): Do not dump the removed flag.
5823 (sort_and_splice_var_accesses): Do not set the removed flag.
5824 (sra_modify_expr): Check for type compatibility directly.
5826 2010-01-04 Martin Jambor <mjambor@suse.cz>
5828 PR tree-optimization/42366
5829 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5830 edges with variable number of parameters.
5831 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5832 flag instead of asserting it.
5833 (ipa_read_node_info): Read uses_analysis_done flag.
5835 2010-01-04 Richard Guenther <rguenther@suse.de>
5837 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5838 iterative_hash_* as intended.
5839 (vn_reference_compute_hash): Likewise. Simplify hashing
5841 (vn_reference_lookup_2): Likewise.
5842 (vn_nary_op_compute_hash): Likewise.
5843 (vn_phi_compute_hash): Likewise.
5844 (expressions_equal_p): Remove strange code.
5845 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5846 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5847 (bitmap_insert_into_set_1): Take value-id as parameter.
5848 (add_to_value): Pass it.
5849 (bitmap_insert_into_set): Likewise.
5850 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5852 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5855 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5856 (do_self_spec): For switches with SWITCH_IGNORE set set also
5857 SWITCH_IGNORE_PERMANENTLY.
5858 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5861 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5863 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5864 tree of an unreferenced global var.
5866 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5869 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5870 GTU to GT for V4SI and V2DI.
5872 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5873 (umin<mode>3): Removed.
5875 (uminv4si3): Likewise.
5877 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5880 * collect2.c (main): Turn on trace in collect2 if -v is passed
5883 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5885 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5886 description of expression operand.
5888 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5890 * configure.ac: Add install-html to target_list for Make-hooks.
5891 * configure: Regenerate.
5892 * fortran/Make-lang.in (F95_HTMLFILES): New.
5893 (fortran.html): Use it.
5894 (fortran.install-html): New.
5895 * Makefile.in (install-html): Add lang.install-html.
5896 * java/Make-lang.in (JAVA_HTMLFILES): New.
5897 (java.html): Use it.
5898 (java.install-html): New.
5899 * objc/Make-lang.in (objc.install-html): New.
5900 * objcp/Make-lang.in (obj-c++.install-html): New.
5901 * cp/Make-lang.in (c++.install-html): New.
5902 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5903 * lto/Make-lang.in (lto.install-html): New.
5905 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5908 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5910 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5912 PR rtl-optimization/41862
5913 * store-motion.c (store_killed_in_insn, compute_store_table,
5914 remove_reachable_equiv_notes, replace_store_insn,
5915 build_store_vectors): Ignore all DEBUG_INSNs.
5917 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5920 * common.opt: Add dumpdir.
5922 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5924 (option_map): Add --dumpdir.
5926 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5928 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5930 * opts.c (decode_options): Try dump_dir_name first if
5931 dump_base_name isn't an absolute path.
5932 (common_handle_option): Handle OPT_dumpdir.
5934 * toplev.c (dump_dir_name): New.
5935 (print_switch_values): Also ignore -dumpdir.
5937 * toplev.h (dump_dir_name): New.
5939 2010-01-03 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/42589
5942 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5943 double-word expansion of bswap32.
5945 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5947 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5948 with BLOCK_FOR_INSN.
5949 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5950 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5951 noce_process_if_block): Likewise.
5952 * gcse.c (compute_local_properties, insert_expr_in_table,
5953 insert_set_in_table, canon_list_insert, find_avail_set,
5954 pre_insert_copy_insn): Likewise.
5956 * basic-block.h (BLOCK_NUM): Move from here...
5957 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5959 2010-01-03 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/42438
5962 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5963 contains_may_not_return_call flag.
5964 (BB_MAY_NOTRETURN): New.
5965 (valid_in_sets): Trapping nary operations are not valid
5966 in blocks that may not return.
5967 (insert_into_preds_of_block): Remove check for trapping expressions.
5968 (compute_avail): Compute also BB_MAY_NOTRETURN.
5970 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5972 * doc/invoke.texi: Add 2010 to copyright years.
5974 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5976 * config/sparc/sparc.c: Fix formatting nits.
5978 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5979 Alexander Monakov <amonakov@ispras.ru>
5981 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5983 2010-01-02 Richard Guenther <rguenther@suse.de>
5986 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5987 (simplify_switch_using_ranges): Mark to be removed edges
5990 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5992 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5994 * collect2.c (scan_libraries): Add missing argument in call to
5997 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6000 * config/alpha/predicates.md (aligned_memory_operand): Return false
6002 (unaligned_memory_operand): Return true for CQImode.
6003 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6004 doesn not cross aligned SImode word boundary.
6006 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6008 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6010 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6011 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6013 2010-01-02 Richard Guenther <rguenther@suse.de>
6016 * toplev.c (compile_file): Emit LTO marker properly. Change
6018 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6020 2010-01-01 Richard Guenther <rguenther@suse.de>
6023 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6025 2010-01-01 Richard Guenther <rguenther@suse.de>
6028 * c-decl.c (grokdeclarator): For zero-size arrays force
6029 structural equality checks as layout_type does.
6031 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6033 * builtins.c: Update copyright to 2010.
6035 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6038 * lto-streamer-out.c (produce_asm): Revert the last change.
6039 (copy_function): Likewise.
6041 * lto-streamer.c (lto_get_section_name): Skip any leading
6044 2010-01-01 Richard Guenther <rguenther@suse.de>
6047 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6051 Copyright (C) 2010 Free Software Foundation, Inc.
6053 Copying and distribution of this file, with or without modification,
6054 are permitted in any medium without royalty provided the copyright
6055 notice and this notice are preserved.