1 2010-04-13 Michael Matz <matz@suse.de>
4 * builtins.c (expand_builtin_interclass_mathfn): Also create
5 a register if the predicate doesn't match.
7 2010-04-13 Diego Novillo <dnovillo@google.com>
9 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
10 * c-pch.c: Include timevar.h.
11 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
12 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE
14 * ggc-common.c: Include timevar.h.
15 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT
17 * timevar.def (TV_PCH_SAVE): Define.
18 (TV_PCH_CPP_SAVE): Define.
19 (TV_PCH_PTR_REALLOC): Define.
20 (TV_PCH_PTR_SORT): Define.
21 (TV_PCH_RESTORE): Define.
22 (TV_PCH_CPP_RESTORE): Define.
24 2010-04-13 Michael Matz <matz@suse.de>
26 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
28 (can_reassociate_p): New function.
29 (break_up_subtract_bb, reassociate_bb): Use it.
31 2010-04-13 Richard Guenther <rguenther@suse.de>
34 * builtins.c (c_readstr): Fix assert.
36 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
39 when generating cltd insn.
41 (*ashl<mode>3_1): Remove special handling for register operand 2.
42 (*ashlsi3_1_zext): Ditto.
44 (*ashlhi3_1_lea): Ditto.
46 (*ashlqi3_1_lea): Ditto.
47 (*<shiftrt_insn><mode>3_1): Ditto.
48 (*<shiftrt_insn>si3_1_zext): Ditto.
49 (*<shiftrt_insn>qi3_1_slp): Ditto.
50 (*<rotate_insn><mode>3_1): Ditto.
51 (*<rotate_insn>si3_1_zext): Ditto.
52 (*<rotate_insn>qi3_1_slp): Ditto.
54 2010-04-13 Richard Guenther <rguenther@suse.de>
56 * tree-ssa-structalias.c (callused_id): Remove.
57 (call_stmt_vars): New.
58 (get_call_vi): Likewise.
59 (lookup_call_use_vi): Likewise.
60 (lookup_call_clobber_vi): Likewise.
61 (get_call_use_vi): Likewise.
62 (get_call_clobber_vi): Likewise.
63 (make_transitive_closure_constraints): Likewise.
64 (handle_const_call): Adjust to do per-call call-used handling.
65 (handle_pure_call): Likewise.
66 (find_what_var_points_to): Remove general callused handling.
67 (init_base_vars): Likewise.
68 (init_alias_vars): Initialize call_stmt_vars.
69 (compute_points_to_sets): Process call-used and call-clobbered
70 vars for call statements.
71 (delete_points_to_sets): Free call_stmt_vars.
73 2010-04-13 Richard Guenther <rguenther@suse.de>
75 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
76 Only add RW dependence for dependence distance zero.
77 Adjust maximal vectorization factor according to dependences.
78 Move alignment handling ...
79 (vect_find_same_alignment_drs): ... here. New function.
80 (vect_analyze_data_ref_dependences): Adjust.
81 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
82 (vect_analyze_data_refs): Adjust minimal vectorization factor
83 according to data references.
84 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
85 dependences before determining the vectorization factor.
86 Analyze alignment after determining the vectorization factor.
87 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
88 dependences before alignment.
89 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
91 (vect_analyze_data_refs): Likewise.
92 (MAX_VECTORIZATION_FACTOR): New define.
94 2010-04-13 Duncan Sands <baldrick@free.fr>
96 * except.h (lang_eh_type_covers): Remove.
97 * except.c (lang_eh_type_covers): Likewise.
99 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
100 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
102 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
103 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
104 UNITS_PER_LONG where it is ABI relevant.
105 (s390_return_addr_rtx): Likewise.
106 (s390_back_chain_rtx): Likewise.
107 (s390_frame_area): Likewise.
108 (s390_frame_info): Likewise.
109 (s390_initial_elimination_offset): Likewise.
110 (save_gprs): Likewise.
111 (s390_emit_prologue): Likewise.
112 (s390_emit_epilogue): Likewise.
113 (s390_function_arg_advance): Likewise.
114 (s390_function_arg): Likewise.
115 (s390_va_start): Likewise.
116 (s390_gimplify_va_arg): Likewise.
117 (s390_function_profiler): Likewise.
118 (s390_optimize_prologue): Likewise.
119 (s390_rtx_costs): Likewise.
120 (s390_secondary_reload): Likewise.
121 (s390_promote_function_mode): Likewise.
122 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
123 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
125 (s390_unwind_word_mode): New function.
126 (s390_function_value): Split 64 bit values into register pair if
127 used as return value.
128 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
129 function call parameters. Handle parallels.
130 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
131 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
132 (DWARF_CIE_DATA_ALIGNMENT): New macro.
133 (s390_expand_setmem): Remove unused variable src_addr.
134 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
135 deal with 64 bit registers.
136 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
137 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
138 (UNITS_PER_LONG): New macro.
139 * libjava/include/s390-signal.h: Define extended ucontext
140 structure containing the upper halfs of the 64 bit registers.
142 2010-04-13 Simon Baldwin <simonb@google.com>
144 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
146 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
148 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
149 rvalue on the RHS if the LHS is of a non-renamable type.
150 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
152 2010-04-13 Matthias Klose <doko@ubuntu.com>
154 * gcc.c (cc1_options): Handle -iplugindir before processing
155 the cc1 spec. Only add -iplugindir once.
156 (cpp_unique_options): Add -iplugindir option if -fplugin* options
158 * common.opt (iplugindir): Remove `Separate' property, initialize.
159 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
161 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
162 (distclean): Remove plugin dir.
163 * doc/invoke.texi: Document -iplugindir.
165 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
167 * doc/plugins.texi (Loading Plugins): Document short
169 (Plugin API): Mention default_plugin_dir_name function.
171 * gcc.c (find_file_spec_function): Add new declaration.
172 (static_spec_func): Use it for "find-file".
173 (find_file_spec_function): Add new function.
174 (cc1_options): Add -iplugindir option if -fplugin* options found.
176 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
178 * plugin.c (add_new_plugin): Updated comment, and handle short
180 (default_plugin_dir_name): Added new function.
182 * common.opt (iplugindir): New option to set the plugin directory.
184 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
186 * config/i386/i386.md (any_rotate): New code iterator.
187 (rotate_insn): New code attribute.
189 (SWIM124): New mode iterator.
190 (<rotate_insn>ti3): New expander.
191 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
192 any_rotate code iterator.
193 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
194 using any_rotate code iterator and SWIM124 mode iterator.
195 (ix86_rotlti3): New insn_and_split pattern.
196 (ix86_rotrti3): Ditto.
197 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
198 ix86_rotl{di,ti}3 patterns.
199 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
200 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
201 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
202 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
203 code iterator and SWI mode iterator.
204 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
205 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
207 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
208 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
209 (bswap rotatert splitter): Add splitter.
210 (bswap splitter): Macroize splitter using any_rotate code iterator.
211 Add insn predicate to split only for TARGET_USE_XCHGB or when
212 optimizing function for size.
214 2010-04-12 Steve Ellcey <sje@cup.hp.com>
216 * config/pa/pa.c (emit_move_sequence): Remove use of
217 deleted variable flag_argument_noalias.
219 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
221 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
223 Add to unsupported targets list.
224 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
225 sparc*-sun-solaris2.[567]* from target lists.
226 * configure: Regenerate.
227 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
229 Remove Solaris 7 patch references.
230 (Specific, sparc-sun-solaris2.7): Removed.
231 (sparc-sun-solaris2*): Update Solaris 7 example.
232 (sparc64-*-solaris2*): Likewise.
234 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config.build (alpha*-dec-osf4*): Remove.
237 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
238 of obsolete configurations.
239 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
241 * config/alpha/t-osf4: Renamed to ...
242 * config/alpha/t-osf5: ... this.
243 * config/alpha/osf.h: Renamed to ...
244 * config/alpha/osf5.h: ... this.
245 Merged old osf5.h contents.
247 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
248 (EXTRA_SPECS): Removed.
249 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
250 reflect removal of Tru64 UNIX V4.0/V5.0 support.
253 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
255 * doc/contrib.texi (Contributors, Rainer Orth): Update.
257 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
260 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
261 __thiscall convention.
263 2010-04-12 Steve Ellcey <sje@cup.hp.com>
265 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
267 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
269 2010-04-12 Steve Ellcey <sje@cup.hp.com>
271 * function.c (assign_parms_initialize_all): Add unused attribute
274 2010-04-12 Richard Guenther <rguenther@suse.de>
276 * gsstruct.def (GSS_CALL): New.
277 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
278 * gimple.h: Include tree-ssa-alias.h.
279 (struct gimple_statement_call): New.
280 (union gimple_statement_struct_d): Add gimple_call member.
281 (gimple_call_reset_alias_info): Declare.
282 (gimple_call_use_set): New function.
283 (gimple_call_clobber_set): Likewise.
284 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
285 * gimple.c (gimple_call_reset_alias_info): New function.
286 (gimple_build_call_1): Call it.
287 * lto-streamer-in.c (input_gimple_stmt): Likewise.
288 * tree-inline.c (remap_gimple_stmt): Likewise.
289 (expand_call_inline): Remove callused handling.
290 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
291 * tree-dfa.c (dump_variable): Likewise.
292 * tree-parloops.c (parallelize_loops): Likewise.
293 * tree-ssa.c (init_tree_ssa): Likewise.
294 (delete_tree_ssa): Likewise.
295 * tree-flow-inline.h (is_call_used): Remove.
296 * tree-flow.h (struct gimple_df): Remove callused member.
297 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
298 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
299 (ref_maybe_used_by_call_p_1): Simplify.
300 (call_may_clobber_ref_p_1): Likewise.
301 * tree-ssa-structalias.c (compute_points_to_sets): Set
302 the call stmt used and clobbered sets.
303 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
304 (find_tail_calls): Verify the tail call.
306 2010-04-12 Richard Guenther <rguenther@suse.de>
308 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
309 single-iteration always-inline inlining.
310 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
311 (cgraph_decide_inlining): Do not handle always-inline specially.
312 (try_inline): Remove always-inline cycle detection special case.
313 Do not recurse on always-inlines.
314 (cgraph_early_inlining): Do not iterate if not optimizing.
315 (cgraph_gate_early_inlining): remove.
316 (pass_early_inline): Run unconditionally.
317 (gate_cgraph_decide_inlining): New function.
318 (pass_ipa_inline): Use it. Do not run the IPA inliner if
319 not inlining or optimizing.
320 (cgraph_decide_inlining_of_small_functions): Also consider
321 always-inline functions.
322 (cgraph_default_inline_p): Return true for nodes which should
323 disregard inline limits.
324 (estimate_function_body_sizes): Assume zero size and time for
325 nodes which are marked as disregarding inline limits.
326 (cgraph_decide_recursive_inlining): Do not perform recursive
327 inlining on always-inline nodes.
329 2010-04-12 Jakub Jelinek <jakub@redhat.com>
332 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
333 for exprs satisfying handled_component_p.
335 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
337 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
338 non-constant aggregate elements.
340 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
341 is a real initialization.
343 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
346 * c-decl.c (start_function): Move forward check for nested function.
348 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
350 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
351 * config/sh/sh.c: Include reload.h.
352 (sh_legitimize_reload_address): New.
353 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
354 sh_legitimize_reload_address.
356 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
358 * config/sh/sh.md (*movqi_pop): New insn pattern.
359 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
361 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/i386.md (any_shiftrt): New code iterator.
364 (shiftrt_insn): New code attribute.
366 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
367 using any_shiftrt code iterator.
368 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
369 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
370 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
371 pattern from corresponding peephole2 patterns.
372 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
373 using any_shiftrt code iterator.
374 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
375 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
376 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
377 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
378 *{ashr,lshr}<mode>3_cmp_zext.
379 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
381 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
385 (*lshr<mode>3_cconly): Ditto.
387 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.md (lshr<mode>3): Macroize expander from
390 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
391 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
392 pattern from *lshr{di,ti}3_1 and corresponding splitters using
394 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
395 from corresponding peephole2 patterns.
396 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
397 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
398 and *lshrdi3_1_rex64 using SWI mode iterator.
399 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
400 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
401 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
402 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
403 and *lshrdi3_cmp_rex64 using SWI mode iterator.
404 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
405 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
406 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
407 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
410 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (ashr<mode>3): Macroize expander from
413 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
414 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
415 pattern from *ashr{di,ti}3_1 and corresponding splitters using
417 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
418 from corresponding peephole2 patterns.
419 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
420 (ashrsi3_cvt): Rename from ashrsi3_31.
421 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
422 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
423 and x86_64_shift_adj_3 using SWI48 mode iterator.
424 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
425 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
426 and *ashrdi3_1_rex64 using SWI mode iterator.
427 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
428 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
429 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
430 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
431 and *ashrdi3_cmp_rex64 using SWI mode iterator.
432 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
433 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
434 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
435 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
437 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
438 * config/i386/i386.c (ix86_split_ashr): Update for renamed
439 x86_shift<mode>_adj_3 expanders.
441 2010-04-10 Wei Guozhi <carrot@google.com>
444 * config/arm/arm.c (arm_pic_static_addr): New function.
445 (legitimize_pic_address): Call arm_pic_static_addr when it detects
447 (arm_output_addr_const_extra): Output expression for new pattern.
448 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
450 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
452 * ira-costs.c (record_reg_classes): Ignore alternatives that are
455 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
456 * web.c: Include "insn-config.h" and "recog.h".
457 (union_match_dups): New function.
459 (union_defs): Don't try to recognize match_dups.
461 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
462 if doing so would replace the entire pattern.
464 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
469 and splitter pattern. Change splitter operand 1 predicate to
472 2010-04-09 Martin Jambor <mjambor@suse.cz>
474 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
475 lattices are addresses of CONST_DECLs with the same initial value.
476 (ipcp_print_all_lattices): Print values of CONST_DECLs.
477 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
479 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
480 Bernd Schmidt <bernd.schmidt@codesourcery.com>
482 * loop-invariant.c (replace_uses): New static function.
483 (move_invariant_reg): Use it to ensure we can replace the uses.
485 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
487 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
489 (picochip_override_options): Enable section anchors only above -O1.
490 (picochip_reorg): Fixed a couple of build warnings.
492 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
494 * configure.ac (plugin -rdynamic test): Log result.
495 * configure: Regenerate.
496 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
497 (RDYNAMIC_SPEC): Define.
498 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
500 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
502 * configure.ac: Determine Sun ld version numbers.
503 (comdat_group): Restrict GNU ld version checks to gld.
504 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
505 (enable_comdat): Support --enable-comdat.
506 * configure: Regenerate.
507 * doc/install.texi (Configuration): Document --enable-comdat.
509 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
511 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
512 * config/sol2-gld.h: ... here.
513 * config.gcc (sparc*-*-solaris2*): Reflect this.
514 (i[34567]86-*-solaris2*): Use it.
516 2010-04-09 Steve Ellcey <sje@cup.hp.com>
518 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
520 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
522 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
525 * diagnostic.c (diagnostic_initialize): Initialize
526 some_warnings_are_errors.
527 (diagnostic_finish): New.
528 (diagnostic_action_after_output): Call it before exiting.
529 (diagnostic_report_diagnostic): Do not print message here. Set
530 some_warnings_are_errors.
531 * diagnostic.h (diagnostic_context): Delete
532 issue_warnings_are_errors_message. Add some_warnings_are_errors.
533 (diagnostic_finish): Declare.
534 * toplev.c (toplev_main): Call it before exit.
536 2010-04-09 Jason Merrill <jason@redhat.com>
539 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
543 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
544 based on a warning flag.
546 2010-04-09 Richard Guenther <rguenther@suse.de>
548 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
550 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
553 * varasm.c (default_assemble_visibility): Wrap vars that are
554 set, but unused, by targets without GAS.
555 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
556 Remove set, but unused, vars.
557 (rs6000_legitimize_tls_address): Likewise.
558 (altivec_expand_dst_builtin): Likewise.
559 * config/darwin.c (machopic_classify_symbol): Likewise.
560 (machopic_indirection_name): Likewise.
562 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/i386.md (DWI): New mode iterator.
565 (S): New mode attribute.
566 (shift_operand): Ditto.
567 (shift_immediate_operand): Ditto.
568 (ashl_input_operand): Ditto.
569 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
570 using SDWIM mode iterator.
571 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
572 pattern from *ashl{di,ti}3_1 and corresponding splitters using
574 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
575 from corresponding peephole2 patterns.
576 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
577 and x86_64_shift_adj_1 using SWI48 mode iterator.
578 (x86_shift<mode>_adj_2): Ditto.
579 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
580 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
581 using SWI48 mode iterator.
582 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
583 *ashldi3_cmp_rex64 using SWI mode iterator.
584 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
585 *ashldi3_cconly_rex64 using SWI mode iterator.
586 * config/i386/i386.c (ix86_split_ashl): Update for renamed
587 x86_shift<mode>_adj_{1,2}.
588 (ix86_split_ashr): Ditto.
589 (ix86_split_lshr): Ditto.
591 2010-04-09 Richard Guenther <rguenther@suse.de>
593 * target.h (builtin_conversion): Pass in input and output types.
594 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
595 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
596 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
597 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
599 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
601 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
603 2010-04-09 Richard Guenther <rguenther@suse.de>
606 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
608 2010-04-09 Richard Guenther <rguenther@suse.de>
610 * tree-vectorizer.h (struct _stmt_vec_info): Document
611 that vectype is the type of the LHS.
612 (supportable_widening_operation, supportable_narrowing_operation):
613 Get both input and output vector types as arguments.
614 (vect_is_simple_use_1): Declare.
615 (get_same_sized_vectype): Likewise.
616 * tree-vect-loop.c (vect_determine_vectorization_factor):
617 Set STMT_VINFO_VECTYPE to the vector type of the def.
618 (vectorizable_reduction): Adjust.
619 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
620 Adjust. Specify the output vector type.
621 (vect_pattern_recog_1): Adjust.
622 * tree-vect-stmts.c (get_same_sized_vectype): New function.
623 (vectorizable_call): Adjust.
624 (vectorizable_conversion): Likewise.
625 (vectorizable_operation): Likewise.
626 (vectorizable_type_demotion): Likewise.
627 (vectorizable_type_promotion): Likewise.
628 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
630 (vect_is_simple_use_1): New function.
631 (supportable_widening_operation): Get both input and output
633 (supportable_narrowing_operation): Likewise.
634 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
636 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
638 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
639 __thiscall and _thiscall as predefined macros.
640 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
641 thiscall attribute handling.
642 (ix86_comp_type_attributes): Likewise.
643 (ix86_function_regparm): Likewise.
644 (ix86_return_pops_args): Likewise.
645 (init_cumulative_args): Likewise.
646 (find_drap_reg): Likewise.
647 (ix86_static_chain): Likewise.
648 (x86_this_parameter): Likewise.
649 (x86_output_mi_thunk): Likewise.
650 (ix86_attribute_table): Add description for thiscall attribute.
651 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
652 * doc/extend.texi: Add documentation for thiscall.
654 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
657 * c.opt (Wint-to-pointer-cast): Available in C++.
658 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
660 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
662 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
663 * calls.c (expand_call): Pass the function type to aggregate_value_p.
664 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
665 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
666 function type instead. Reorder and simplify checks.
668 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
670 2010-04-08 Jing Yu <jingyu@google.com>
671 Zdenek Dvorak <ook@ucw.cz>
673 PR tree-optimization/42720
674 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
675 loop unswitch conditions here from ...
676 (tree_unswitch_single_loop): ... here.
678 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
680 * tree-if-conv.c: Fix comments and simplify logic.
682 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
684 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
685 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
686 (main_tree_if_conversion): Update call to tree_if_conversion.
688 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
691 * doc/invoke.texi (-b,-V): Delete.
692 * doc/tm.texi: Do not mention -b.
693 * gcc.c (display_help): Delete -b and -V.
694 (process_command): Delete -b and -V.
695 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
697 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
698 Wolfgang Gellerich <gellerich@de.ibm.com>
700 Implement target hook for loop unrolling
701 * target.h (loop_unroll_adjust): Add a new target hook function.
702 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
703 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
704 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
705 (s390_loop_unroll_adjust): Implement the new target hook for s390.
706 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
708 (decide_unroll_stupid): Likewise.
710 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
713 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
715 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
717 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
718 (Specific, *-*-solaris2*): Likewise.
719 Don't prefer Sun as over GNU as.
721 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
723 * config/s390/s390.c (override_options): Adjust the z10
724 defaults for max-unroll-times, max-completely-peeled-insns
725 and max-completely-peel-times.
727 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
729 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
730 instructions for z10.
731 (s390_expand_setmem): Likewise.
732 (s390_expand_cmpmem): Likewise.
734 2010-04-08 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/43679
737 * tree-ssa-pre.c (eliminate): Only propagate copies.
739 2010-04-08 Jakub Jelinek <jakub@redhat.com>
742 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
743 set but not used variable warning.
745 2010-04-08 Wei Guozhi <carrot@google.com>
748 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
749 (arm_size_rtx_costs): Call the new function when optimized for size.
751 2010-04-08 Jakub Jelinek <jakub@redhat.com>
754 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
755 op0 is not a MEM, just return NULL instead of assertion
757 (discover_nonconstant_array_refs): Don't walk debug stmts.
759 2010-04-08 Doug Kwan <dougkwan@google.com>
761 * configure.ac: Recognize gold and do not use its version number
763 * configure: Regenerate.
765 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
768 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
769 (negate_value): Move code to push elements to broken_up_substracts ...
770 (eliminate_plus_minus_pair): ... here. Push operands that have no
771 negative pair to plus_negates.
772 (repropagate_negates, init_reassoc, fini_reassoc): Update.
774 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
776 * doc/install.texi (Configuration): Move description of
777 --enable-lto, --with-libelf*, --enable-gold from Java section to
780 * doc/generic.texi (Working with declarations)
781 (Function Properties, C and C++ Trees): Fix typos.
782 * doc/sourcebuild.texi (Top Level): Likewise.
784 2010-04-07 Jakub Jelinek <jakub@redhat.com>
787 * tree.h (DECL_READ_P): Define.
788 (struct tree_decl_common): Add decl_read_flag.
789 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
790 a set but not used warning.
791 (merge_decls): Merge DECL_READ_P flag.
792 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
793 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
794 * c-common.c (handle_used_attribute, handle_unused_attribute):
796 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
798 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
800 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
801 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
802 c_parser_binary_expression, c_parser_cast_expression,
803 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
804 Call default_function_array_read_conversion instead of
805 default_function_array_conversion where needed.
806 (c_parser_unary_expression, c_parser_conditional_expression,
807 c_parser_postfix_expression_after_primary, c_parser_initelt):
808 Likewise. Call mark_exp_read where needed.
809 (c_parser_statement_after_labels, c_parser_asm_operands,
810 c_parser_typeof_specifier, c_parser_sizeof_expression,
811 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
813 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
815 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
816 (warn_unused_but_set_parameter): Default to warn_unused
818 * doc/invoke.texi: Document -Wunused-but-set-variable and
819 -Wunused-but-set-parameter.
821 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
823 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
824 when operandN variables aren't used in the body of the expander
826 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
827 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
828 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
829 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
830 FOR_EACH_IMM_USE_ON_STMT): Likewise.
831 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
832 * tree.c (PROCESS_ARG): Likewise.
834 2010-04-07 Simon Baldwin <simonb@google.com>
836 * diagnostic.h (diagnostic_override_option_index): New macro to
837 set a diagnostic's option_index.
838 * c-tree.h (c_cpp_error): Add warning reason argument.
839 * opts.c (_warning_as_error_callback): New.
840 (register_warning_as_error_callback): Store callback for
841 warnings enabled via enable_warning_as_error.
842 (enable_warning_as_error): Call callback, minor code tidy.
843 * opts.h (register_warning_as_error_callback): Declare.
844 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
845 response to -Werror=.
846 (c_common_init_options): Register warning_as_error_callback in opts.c.
847 * common.opt: Add -Wno-cpp option.
848 * c-common.c (struct reason_option_codes_t): Map cpp warning
849 reason codes to gcc option indexes.
850 * (c_option_controlling_cpp_error): New function, lookup the gcc
851 option index for a cpp warning reason code.
852 * (c_cpp_error): Add warning reason argument, call
853 c_option_controlling_cpp_error for diagnostic_override_option_index.
854 * doc/invoke.texi: Document -Wno-cpp.
856 2010-04-07 Richard Guenther <rguenther@suse.de>
858 * ipa-reference.c (mark_load): Use get_base_address.
859 (mark_store): Likewise.
861 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
862 inserting GIMPLE_NOPs into the IL.
863 * tree-ssa-structalias.c (get_constraint_for_component_ref):
864 Explicitly strip handled components and indirect references.
866 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
867 folding address expressions.
868 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
869 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
870 operand_equal_p to compare decls.
871 (ptr_deref_may_alias_decl_p): Likewise.
872 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
873 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
874 Handle reversed comparison ops.
875 * tree-sra.c (asm_visit_addr): Use get_base_address.
876 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
877 * ipa-reference.c (mark_address): Use get_base_address.
879 2010-04-07 Richard Guenther <rguenther@suse.de>
881 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
882 Propagate constants everywhere.
884 2010-04-07 Jakub Jelinek <jakub@redhat.com>
887 * tree.c (MAX_INT_CACHED_PREC): Define.
888 (nonstandard_integer_type_cache): New array.
889 (build_nonstandard_integer_type): Cache results for precision
890 <= MAX_INT_CACHED_PREC.
892 2010-04-07 Richard Guenther <rguenther@suse.de>
894 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
895 -fargument-noalias-global, -fargument-noalias-anything): Remove.
896 * common.opt: Likewise.
897 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
898 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
899 (nonoverlapping_memrefs_p): Likewise.
900 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
901 * opts.c (common_handle_option): Handle OPT_fargument_alias,
902 OPT_fargument_noalias, OPT_fargument_noalias_anything and
903 OPT_fargument_noalias_global for backward compatibility.
905 2010-04-07 Richard Guenther <rguenther@suse.de>
907 PR tree-optimization/43270
908 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
909 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
910 * tree-ssa-pre.c (phi_translate_1): Adjust.
911 (fully_constant_expression): Split out vn_reference handling to ...
912 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
913 Fold reads from constant strings.
914 (vn_reference_lookup): Handle fully constant references.
915 (vn_reference_lookup_pieces): Likewise.
916 * Makefile.in (expmed.o-warn): Add -Wno-error.
918 2010-04-07 Martin Jambor <mjambor@suse.cz>
920 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
922 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
925 * gcc.c: Add -static-libstdc++ to list of recognized options.
927 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
929 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
931 2010-04-07 Richard Guenther <rguenther@suse.de>
934 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
935 bases build simple mem attributes to retain points-to information.
937 2010-04-07 Richard Guenther <rguenther@suse.de>
940 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
941 preserve points-to related information.
943 2010-04-07 Richard Guenther <rguenther@suse.de>
946 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
947 discard plain indirect references.
948 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
949 * tree.c (tree_nop_conversion): Likewise.
951 2010-04-07 Dodji Seketeli <dodji@redhat.com>
954 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
956 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
958 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
959 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
961 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
963 * tree-if-conv.c: Fix indentation and comments.
965 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
967 * tree-if-conv.c: Sort static functions in topological order.
969 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
971 * tree-if-conv.c: Fix indentation and comments.
973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
976 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
977 lang_hooks.types.type_for_size instead of
978 build_nonstandard_integer_type.
979 When converting an unsigned type to signed, double its precision.
980 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
981 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
982 (graphite_create_new_loop_guard): When ub + 1 wraps around,
985 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
988 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
989 POINTER_PLUS_EXPR for pointer types.
991 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
994 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
995 * graphite-clast-to-gimple.c: Include langhooks.h.
996 (max_signed_precision_type): New.
997 (max_precision_type): Takes two types as arguments.
998 (precision_for_value): New.
999 (precision_for_interval): New.
1000 (gcc_type_for_interval): New.
1001 (gcc_type_for_value): New.
1002 (gcc_type_for_clast_term): New.
1003 (gcc_type_for_clast_red): New.
1004 (gcc_type_for_clast_bin): New.
1005 (gcc_type_for_clast_expr): Split up into several functions.
1006 (gcc_type_for_clast_eq): Rewritten.
1007 (compute_bounds_for_level): New.
1008 (compute_type_for_level_1): New.
1009 (compute_type_for_level): New.
1010 (gcc_type_for_cloog_iv): Removed.
1011 (gcc_type_for_iv_of_clast_loop): Rewritten.
1012 (graphite_create_new_loop): Compute the lower and upper bound types
1013 with gcc_type_for_clast_expr.
1014 (graphite_create_new_loop_guard): Same.
1015 (find_cloog_iv_in_expr): Removed.
1016 (compute_cloog_iv_types_1): Removed.
1017 (compute_cloog_iv_types): Removed.
1018 (gloog): Do not call compute_cloog_iv_types.
1019 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1021 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1022 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1023 (GBB_CLOOG_IV_TYPES): Removed.
1025 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1027 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1028 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1029 (detect_commutative_reduction): Same.
1031 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1033 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1034 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1036 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1037 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1038 (rewrite_commutative_reductions_out_of_ssa): Same.
1039 * passes.c (execute_function_todo): Call verify_ssa for every pass
1040 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1041 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1042 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1043 with an extra argument.
1044 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1045 verify_ssa only when the extra argument is true.
1046 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1047 with an extra argument.
1048 (tree_transform_and_unroll_loop): Same.
1050 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1052 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1053 for all the passes of the LNO having LOOP_CLOSED_SSA.
1054 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1055 * tree-loop-distribution.c (pass_loop_distribution): Same.
1056 * tree-pass.h (TODO_verify_loops): Removed.
1057 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1059 (pass_tree_unswitch): Same.
1060 (pass_predcom): Same.
1061 (pass_vectorize): Same.
1062 (pass_linear_transform): Same.
1063 (pass_graphite_transforms): Same.
1064 (pass_iv_canon): Same.
1065 (pass_complete_unroll): Same.
1066 (pass_complete_unrolli): Same.
1067 (pass_parallelize_loops): Same.
1068 (pass_loop_prefetch): Same.
1069 (pass_iv_optimize): Same.
1071 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1074 * passes.c (init_optimization_passes): Move pass_lim before
1075 pass_copy_prop and pass_dce_loop.
1077 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1080 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1081 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1082 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1083 MULTI_* defines for 4 argument vpermil2p* builtins.
1085 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1088 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1089 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1090 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1091 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1092 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1093 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1094 Use x86_maybe_negate_const_int to output insn mnemonic.
1095 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1096 check from instruction predicate. Update comments.
1097 * config/i386/sync.md (sync_add<mode>): Use
1098 x86_maybe_negate_const_int to output insn mnemonic.
1100 2010-04-06 Jan Hubicka <jh@suse.cz>
1102 PR tree-optimization/42906
1103 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1104 IGNORE_SELF argument. Set visited_control_parents for fully
1106 (find_obviously_necessary_stmts): Update call of
1107 mark_control_dependent_edges_necessary.
1108 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1110 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md: Remove comment about 'e' and 'E'
1115 2010-04-06 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/43627
1118 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1119 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1122 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1124 * BASE-VER: Change to 4.6.0.
1127 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1130 2010-04-06 Richard Guenther <rguenther@suse.de>
1133 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1135 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1137 * doc/invoke.texi (Optimize Options): Document that LTO
1138 won't remove object access purely due to incompatible
1141 2010-04-04 Matthias Klose <doko@ubuntu.com>
1143 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1144 Initialize variable.
1146 2010-04-03 Richard Guenther <rguenther@suse.de>
1149 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1150 require a non-NULL MEM_OFFSET.
1152 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1154 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1155 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1156 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1157 config/alpha/predicates.md, config/arm/arm.md,
1158 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1159 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1160 config/darwin9.h, config/darwin.c, config/darwin.h,
1161 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1162 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1163 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1164 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1165 config/mips/mips.md, config/mn10300/mn10300.c,
1166 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1167 config/rs6000/aix.h, config/rs6000/dfp.md,
1168 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1169 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1170 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1171 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1172 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1173 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1174 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1175 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1176 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1177 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1178 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1179 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1180 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1181 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1182 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1183 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1184 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1185 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1186 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1187 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1188 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1189 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1190 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1191 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1192 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1193 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1194 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1195 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1196 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1197 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1198 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1199 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1200 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1201 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1202 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1203 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1205 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1208 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1209 * aclocal.m4: Regenerate.
1211 2010-04-02 Richard Guenther <rguenther@suse.de>
1213 PR tree-optimization/43629
1214 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1215 if we have seen a constant value.
1217 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1219 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1221 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1224 * arm.c (legitimize_tls_address): Adjust call to
1225 gen_tls_load_dot_plus_four.
1226 (arm_note_pic_base): New function.
1227 (arm_cannot_copy_insn_p): Use it.
1228 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1231 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1236 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1238 * Makefile.in ($(out_object_file)): Depend on
1239 gt-$(basename $(notdir $(out_file))).h.
1241 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1243 * config.gcc (lm32-*-rtems*): Add t-lm32.
1245 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1247 * config.gcc: Add lm32-*-rtems*.
1248 * config/lm32/rtems.h: New file.
1250 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1253 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1255 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1257 * dwarf2out.c (output_compilation_unit_header): For
1258 -gdwarf-4 use version 4 instead of version 3.
1259 (output_line_info): For version 4 and above emit additional
1260 maximum ops per insn header field.
1261 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1263 * dwarf2out.c (is_c_family, is_java): Remove.
1264 (lower_bound_default): New function.
1265 (add_bound_info, gen_descr_array_type_die): Use it.
1267 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1270 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1271 re-declaration when it happens in a function.
1273 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1275 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1276 (cgraph_remove_function_insertion_hook): Same.
1277 (cgraph_call_function_insertion_hooks): Same.
1279 2010-04-01 Richard Guenther <rguenther@suse.de>
1282 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1283 and TREE_THIS_VOLATILE.
1284 (copy_ref_info): Likewise.
1285 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1286 * tree.c (build6_stat): Ignore side-effects of all but arg5
1287 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1290 2010-04-01 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/43607
1293 * ipa-type-escape.c (check_call): Do not access non-existing
1296 2010-04-01 Richard Guenther <rguenther@suse.de>
1300 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1301 Jack Howarth <howarth@bromo.med.uc.edu>
1303 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1306 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * doc/install.texi (Prerequisites): Document libelf usability on
1309 IRIX 5/6 and Solaris 2.
1310 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1311 Update GNU as, GNU ld requirements.
1312 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1313 Document Sun Studio compiler download.
1314 Update and simplify as, ld recommendations.
1315 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1317 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1319 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1320 with_tune_32 to pentium4.
1322 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1324 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1326 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1328 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1329 obsoletion, removal.
1331 Document GNU as requirement.
1332 Update configure requirements.
1333 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1334 Recomment IRIX 6.5.18+.
1335 Document IDF/IDL requirement.
1336 Document GNU as requirement.
1337 Document GNU ld bootstrap failure.
1338 Remove freeware.sgi.com reference.
1340 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1342 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1343 UNIX V4.0, V5.0 obsoletion, removal.
1344 Remove --with-gc=simple reference.
1345 Update VM requirements during bootstrap.
1346 Remove -oldas bootstrap description.
1347 Update binutils reference.
1348 Remove comparison failure note.
1350 2010-03-31 Richard Guenther <rguenther@suse.de>
1351 Zdenek Dvorak <ook@ucw.cz>
1352 Sebastian Pop <sebastian.pop@amd.com>
1355 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1356 with multiple arguments.
1357 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1359 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1361 * graphite-dependences.c (print_pddr): Call print_pdr with an
1363 * graphite-poly.c (debug_pdr): Add an extra argument for the
1366 (print_pbb_domain): Same.
1368 (print_scop_context): Same.
1370 (print_cloog): Same.
1371 (debug_pbb_domain): Same.
1375 (debug_scop_context): Same.
1377 (debug_cloog): Same.
1378 (print_scop_params): Same.
1379 (debug_scop_params): Same.
1380 (print_iteration_domain): Same.
1381 (print_iteration_domains): Same.
1382 (debug_iteration_domain): Same.
1383 (debug_iteration_domains): Same.
1384 (print_scattering_function): Same.
1385 (print_scattering_functions): Same.
1386 (debug_scattering_function): Same.
1387 (debug_scattering_functions): Same.
1388 * graphite-poly.h (debug_pdr): Update declaration.
1390 (print_pbb_domain): Same.
1392 (print_scop_context): Same.
1394 (print_cloog): Same.
1395 (debug_pbb_domain): Same.
1399 (debug_scop_context): Same.
1401 (debug_cloog): Same.
1402 (print_scop_params): Same.
1403 (debug_scop_params): Same.
1404 (print_iteration_domain): Same.
1405 (print_iteration_domains): Same.
1406 (debug_iteration_domain): Same.
1407 (debug_iteration_domains): Same.
1408 (print_scattering_function): Same.
1409 (print_scattering_functions): Same.
1410 (debug_scattering_function): Same.
1411 (debug_scattering_functions): Same.
1413 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1415 * graphite-poly.c (print_scattering_function_1): New.
1416 (print_scattering_function): Call it.
1417 (print_scop_params): Remove spaces at the end of lines.
1420 * graphite-poly.h (print_cloog): Declared.
1421 (debug_cloog): Declared.
1423 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1425 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1427 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1428 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1429 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1430 to switch between adding the IV bump in loop->latch or in loop->header.
1432 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1434 * graphite-poly.c (print_scattering_function): Pretty print following
1437 (print_pbb_domain): Same.
1438 (dump_gbb_cases): Same.
1439 (dump_gbb_conditions): Same.
1442 (print_scop_params): Same.
1443 (print_scop_context): Same.
1445 (print_pbb_body): New.
1446 (lst_indent_to): New.
1447 (print_lst): Start new lines with a #.
1448 * graphite-poly.h (pbb_bb): New.
1449 (pbb_index): Use pbb_bb.
1450 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1452 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1454 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1456 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1457 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1458 and 0 instead of 1 for dw_val_class_flag.
1459 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1460 dw_val_class_range_list, dw_val_class_loc_list,
1461 dw_val_class_lineptr and dw_val_class_macptr, use
1462 DW_FORM_flag_present for dw_val_class_flag and
1463 DW_FORM_exprloc for dw_val_class_loc.
1464 (output_die): For -gdwarf-4 print dw_val_class_loc
1465 size as uleb128 instead of 1 or 2 bytes and don't print
1466 anything for dw_val_class_flag.
1468 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1469 instead of cselib_lookup following by tweaking locs->setting_insn.
1472 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1473 even before returning from label, setjmp call or volatile asm
1476 2010-03-31 Richard Guenther <rguenther@suse.de>
1479 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1480 temporary data on stack.
1482 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1484 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1485 (PUSHSECTION_ASM_OP): Remove.
1486 (POPSECTION_ASM_OP): Remove.
1487 (PUSHSECTION_FORMAT): Remove.
1488 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1489 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1490 * config/sol2.c (solaris_output_init_fini): Use it.
1492 2010-03-31 Jie Zhang <jie@codesourcery.com>
1495 * opt-functions.awk (var_type_struct): Use signed char type
1496 for simple variables.
1498 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1500 * config/sol2.c: Include output.h.
1501 (solaris_assemble_visibility): New function.
1502 * config/t-sol2 (sol2.o): Add output.h dependency.
1503 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1504 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1507 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1510 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1511 V2SImode or XFmode on PRE_DEC.
1514 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1517 2010-03-31 Jie Zhang <jie@codesourcery.com>
1520 * reload.h (caller_save_initialized_p): Declare.
1521 * toplev.c (backend_init_target): Don't call
1522 init_caller_save but set caller_save_initialized_p to false.
1523 * caller-save.c (caller_save_initialized_p): Define.
1524 (init_caller_save): Check caller_save_initialized_p.
1525 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1527 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1530 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1531 and soft-fp/t-softfp to tmake_file.
1532 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1533 (LIBGCC2_TF_CEXT): Define.
1536 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1539 * cselib.c (n_useless_values): Document handling of debug locs.
1540 (n_useless_debug_values, n_debug_values): New variables.
1541 (new_elt_loc_list): Don't add to debug values, keep count.
1542 (promote_debug_loc): New.
1543 (cselib_reset_table): Zero new variables.
1544 (entry_and_rtx_equal_p): Promote debug locs.
1545 (discard_useless_locs): Increment n_useless_debug_values for
1547 (remove_useless_values): Adjust n_useless_values and n_debug_values
1548 with n_useless_debug_values.
1549 (add_mem_for_addr): Promote debug locs.
1550 (cselib_lookup_mem): Likewise.
1551 (cselib_lookup_addr): Renamed to...
1552 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1553 (cselib_log_lookup): ... this. Turn into...
1554 (cselib_lookup_addr): ... new wrapper.
1555 (cselib_lookup_from_insn): New.
1556 (cselib_invalidate_regno): Increment n_useless_debug_values for
1558 (cselib_invalidate_mem): Likewise.
1559 (cselib_process_insn): Take n_deleted and n_debug_values into
1560 account to guard remove_useless_value call.
1561 (cselib_finish): Zero n_useless_debug_values.
1562 * cselib.h (cselib_lookup_from_insn): Declare.
1563 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1564 (sched_analyze_2): Likewise.
1566 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1568 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1570 (adjust_mems): Replace narrowing SUBREG of expression containing
1571 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1572 with operations in the narrower mode.
1575 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1576 regs_invalidated_by_call instead all call_used_reg_set registers.
1578 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1581 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1582 pointer comparisons with types_compatible_p.
1583 * tree-vect-stmts.c (vectorizable_call): Same.
1584 (vectorizable_condition): Same.
1586 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1588 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1589 stack check if the mask would be zero.
1591 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1592 Jack Howarth <howarth@bromo.med.uc.edu>
1594 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1597 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1600 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1602 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1603 Include ___unordxf2 and ___unordtf2.
1604 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1607 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1609 * config/lm32/t-lm32: New file.
1610 * config.gcc: Use the above file when targetting lm32.
1612 2010-03-28 Duncan Sands <baldrick@free.fr>
1614 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1616 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1619 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1620 Improve vectorization cost model diagnostic.
1622 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1625 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1626 compute_data_dependences_for_loop returns false, early exit
1627 and output an extra diagnostic for the failed data reference
1630 2010-03-29 Richard Guenther <rguenther@suse.de>
1632 PR tree-optimization/43560
1633 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1634 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1636 2010-03-29 Jie Zhang <jie@codesourcery.com>
1639 * toplev.c (process_options): Set optimization_default_node
1640 and optimization_current_node.
1641 * opts.c (decode_options): Don't set optimization_default_node
1642 and optimization_current_node.
1644 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1646 * config/rtems.h: Abandon -qrtems_debug.
1648 2010-03-28 Jan Hubicka <jh@suse.cz>
1650 PR tree-optimization/43505
1651 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1652 map should not be copied.
1654 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1657 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1658 cdtors, set DECL_PRESERVE_P.
1659 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1662 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1664 PR tree-optimization/43528
1665 * stor-layout.c (place_field): Check that constant fits into
1666 unsigned HWI when skipping calculation of MS bitfield layout.
1668 2010-03-27 Jan Hubicka <jh@suse.cz>
1671 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1672 notice_global_symbol work.
1674 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1676 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1677 instead of dwarf2out_decl.
1678 (struct var_loc_node): Remove section_label field.
1679 (dwarf2out_function_decl): New function.
1680 (dwarf2out_var_location): Don't set section_label field.
1681 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1683 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1685 PR tree-optimization/43544
1686 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1687 First argument for builtin vectorized function hook is now a
1688 tree to be able to distinguish between machine specific and
1690 * targhooks.c (default_builtin_vectorized_function): Ditto.
1691 * targhooks.h (default_builtin_vectorized_function): Ditto.
1692 * target.h (struct gcc_target): Ditto.
1693 * tree-vect-stmts.c (vectorizable_function): Ditto.
1694 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1695 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1698 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1701 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1702 nested binding iff it is a FUNCTION_DECL.
1703 (store_parm_decls_newstyle): Pass nested=true to bind for
1704 FUNCTION_DECLs amongst parameters.
1706 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1708 * var-tracking.c (vt_expand_loc_callback): Don't run
1709 cselib_expand_value_rtx_cb in dummy mode if
1710 cselib_dummy_expand_value_rtx_cb returned false.
1712 * var-tracking.c (emit_note_insn_var_location): For one part
1713 notes with offset 0, don't add EXPR_LIST around the location.
1714 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1715 add_location_or_const_value_attribute): Adjust for that change.
1718 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1719 into first operand and location into second.
1720 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1721 dw_cfi_oprnd_loc for DW_CFA_expression.
1722 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1723 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1724 assume first argument is regnum and second argument is location.
1726 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1729 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1730 of scratch register to DImode. Split to DImode comparison operator.
1731 Use SImode subreg of scratch register in the multiplication.
1732 (*cmp_sadd_sidi): Ditto.
1733 (*cmp_ssub_si): Ditto.
1734 (*cmp_ssub_sidi): Ditto.
1736 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1740 Remove invalid assert and wrong comment.
1742 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1745 * flags.h (final_insns_dump_p): New extern.
1746 * final.c (final_insns_dump_p): New variable.
1747 (rest_of_clean_state): Set it before -fdump-final-insns=
1748 dumping, clear afterwards.
1749 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1750 MEM_ALIAS_SET on MEMs.
1752 2010-03-26 David S. Miller <davem@davemloft.net>
1754 * configure.ac: Fix sparc GOTDATA_OP bug check.
1755 * configure: Rebuild.
1757 2010-03-26 Alan Modra <amodra@gmail.com>
1759 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1761 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1763 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1764 TLS_SECTION_ASM_FLAG.
1766 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1769 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1770 Clear first_function_block_is_cold.
1773 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1774 argument if the argument is truth_value_p.
1776 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1778 * config/rs6000/constraints.md: Update copyright year for my changes.
1781 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1782 used in reg+reg addressing, swap registers.
1784 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1787 * target.h (struct gcc_target): Add code_end hook.
1788 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1790 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1791 * toplev.c (compile_file): Call targetm.asm_out.code_end
1792 hook before unwind info/debug info output.
1793 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1794 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1795 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1796 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1797 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1798 * config/i386/i386.c (ix86_file_end): Renamed to...
1799 (ix86_code_end): ... this. Make static. Don't call
1800 file_end_indicate_exec_stack. Emit unwind info using
1801 final_start_function/final_end_function.
1802 (darwin_x86_file_end): Remove.
1803 (TARGET_ASM_CODE_END): Define.
1804 * config/i386/i386.h (TARGET_ASM_FILE_END,
1805 NEED_INDICATE_EXEC_STACK): Don't define.
1806 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1807 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1808 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1809 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1812 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1813 at the beginning and final_end_function at the end.
1814 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1816 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1818 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1819 and Sun as TLS syntax.
1820 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1821 * configure: Regenerate.
1822 * config.in: Regenerate.
1823 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1824 (default_elf_asm_named_section): Use it.
1825 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1826 (i386_output_dwarf_dtprel): Likewise.
1827 (output_addr_const_extra): Likewise.
1828 (output_pic_addr_const): Lowercase @GOTTPOFF.
1829 (output_addr_const_extra): Likewise.
1830 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1831 (output_addr_const_extra): Likewise.
1832 (output_pic_addr_const): Lowercase @INDNTPOFF.
1833 (output_addr_const_extra): Likewise.
1834 (output_pic_addr_const): Lowercase @NTPOFF.
1835 (output_addr_const_extra): Likewise.
1836 (output_pic_addr_const): Lowercase @TPOFF.
1837 (output_addr_const_extra): Likewise.
1838 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1839 (*tls_global_dynamic_64): Likewise.
1840 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1841 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1843 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1844 (ASM_OUTPUT_TLS_COMMON): Use it.
1845 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1848 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1849 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1850 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1851 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1852 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1853 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1855 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1857 * config/i386/i386.c (override_options): Don't accept
1858 -mtls-dialect=sun any longer.
1859 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1860 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1861 (*tls_local_dynamic_base_32_sun): Likewise.
1862 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1864 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1867 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1868 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1871 * ira.c (adjust_cleared_regs): New function.
1872 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1876 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1878 * expr.c (expand_expr_real): Restore previous
1879 curr_insn_source_location and curr_insn_block after
1880 expand_expr_real_1 call.
1881 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1882 instead of expand_expr_real_1.
1884 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1886 PR rtl-optimization/43413
1887 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1890 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1893 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1894 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1896 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1898 * config/i386/i386.c (ix86_target_string): Add -mfma.
1899 Fix a typo in comment.
1901 2010-03-22 Mike Stump <mikestump@comcast.net>
1904 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1905 Don't overly align based upon packed packed fields.
1907 2010-03-22 Jason Merrill <jason@redhat.com>
1909 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1910 Use () rather than [], and move before the element type.
1912 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1914 * doc/configfiles.texi (Configuration Files): Removed
1915 fixinc/Makefile*, intl/Makefile.*.
1916 * doc/makefile.texi: Fixed markup. Abstract from version
1917 control system used.
1918 (Makefile): Removed obsolete gcc/java/parse.y example.
1919 * doc/sourcebuild.texi: Likewise.
1920 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1921 libgomp, libssp. Removed fastjar.
1922 (Miscellaneous Docs): Clarify location.
1923 Added COPYING3, COPYING3.LIB.
1924 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1926 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1929 * config/i386/i386.c (x86_function_profiler)
1930 [!NO_PROFILE_COUNTERS]: Fix typo.
1931 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1934 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1935 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1937 * doc/sourcebuild.texi (Test Directives): Split into six
1938 subsections, with most of the current text in new subsections
1939 Directives, Selectors, and Final Actions.
1940 (Directives): Split list of test directives into multiple
1942 (Selectors): Describe use and syntax of selectors.
1943 (Effective-Target Keywords): Describe all existing keywords.
1944 (Add Options): Describe features for dg-add-options.
1945 (Require Support): Describe variants of dg-require-support.
1946 (Final Actions): Describe commands to use in dg-final.
1948 2010-03-22 Michael Matz <matz@suse.de>
1951 * recog.c (validate_replace_rtx_group): Replace also in
1952 REG_EQUAL and REG_EQUIV notes.
1954 2010-03-22 Richard Guenther <rguenther@suse.de>
1956 PR tree-optimization/43390
1957 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1958 sure vector extracts are type correct.
1960 2010-03-22 Richard Guenther <rguenther@suse.de>
1963 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1964 x * sqrt (x) even when optimizing for size if the target
1965 has native support for sqrt.
1967 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1969 * varasm.c (make_decl_rtl_for_debug): Also clear
1970 flag_mudflap for the duration of make_decl_rtl call.
1973 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1974 locs from preserved VALUEs.
1976 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1979 * pa.md (movmemsi): Set align to one if zero.
1980 (movmemdi): Likewise.
1982 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1985 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1986 with their corresponding prologue pushes.
1988 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1991 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1992 at the begining or end.
1993 (spu_expand_epilogue): Likewise.
1995 2010-03-20 Richard Guenther <rguenther@suse.de>
1997 PR rtl-optimization/43438
1998 * combine.c (make_extraction): Properly zero-/sign-extend an
1999 extraction of the low part of a CONST_INT. Also handle
2002 2010-03-19 Mike Stump <mikestump@comcast.net>
2004 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2005 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2006 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2008 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2011 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2014 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2016 PR rtl-optimization/42258
2017 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2018 use that may match DEF.
2021 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2022 the cost of loading the constant rather than assuming
2024 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2025 outer code is AND, do the same tests as the andsi3 expander and
2026 return COSTS_N_INSNS (1) if and is cheap.
2028 * optabs.c (avoid_expensive_constant): Fix formatting.
2030 2010-03-19 Michael Matz <matz@suse.de>
2033 * attribs.c (decl_attributes): When rebuilding a function pointer
2034 type use the same qualifiers as the original pointer type.
2036 2010-03-19 Martin Jambor <mjambor@suse.cz>
2038 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2039 and is_gimple_ip_invariant_address.
2041 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2044 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2046 * config/arm/arm.c (arm_override_options): Turn off
2047 flag_dwarf2_cfi_asm for AAPCS variants.
2049 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2052 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2053 Use PRE_MODIFY instead of PRE_DEC.
2054 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2055 (vfp_emit_fstmd): Likewise.
2057 2010-03-19 Michael Matz <matz@suse.de>
2060 * builtins.c (expand_builtin_interclass_mathfn,
2061 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2064 2010-03-19 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/43415
2067 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2068 (phi_translate_1): ... this.
2069 (phi_translate): Move all caching here. Cache all NARY
2070 and REFERENCE translations.
2072 2010-03-19 David S. Miller <davem@davemloft.net>
2074 With help from Eric Botcazou.
2075 * config/sparc/sparc.c: Include dwarf2out.h.
2076 (emit_pic_helper): Delete.
2077 (pic_helper_symbol_name): Delete.
2078 (pic_helper_emitted_p): Delete.
2079 (pic_helper_needed): New.
2080 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2081 (get_pc_thunk_name): New.
2082 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2083 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2084 Set pic_helper_needed to true. Don't call emit_pic_helper.
2085 (sparc_expand_prologue): Update load_pic_register call.
2086 (sparc_output_mi_thunk): Likewise.
2087 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2088 thunk if possible. Output CFI information as needed.
2090 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2091 Jack Howarth <howarth@bromo.med.uc.edu>
2094 * config/i386/i386.h: Fix ABI on darwin x86-32.
2096 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2098 * tree.h: Declare make_decl_rtl_for_debug.
2099 * varasm.c (make_decl_rtl_for_debug): New.
2100 * dwarf2out.c (rtl_for_decl_location): Call it.
2101 * cfgexpand.c (expand_debug_expr): Call it.
2103 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2106 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2110 * var-tracking.c (vt_init_cfa_base): Do nothing if
2111 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2113 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2116 * var-tracking.c (canonicalize_vars_star): New.
2117 (dataflow_post_merge_adjust): Use it.
2119 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2122 * var-tracking.c (non_suitable_const): New function.
2123 (add_uses): For DEBUG_INSNs with constants, don't record any
2124 value, instead just the constant value itself.
2125 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2126 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2127 (emit_notes_in_bb): Likewise.
2128 (emit_note_insn_var_location): For onepart variables if
2129 cur_loc is a VOIDmode constant, use DECL_MODE.
2131 2010-03-18 Martin Jambor <mjambor@suse.cz>
2134 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2135 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2136 all non-clones. Moved call redirection...
2137 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2138 (cgraph_materialize_all_clones): Dispose of all
2139 combined_args_to_skip bitmaps.
2140 (verify_cgraph_node): Do not check for edges pointing to wrong
2141 nodes in inline clones.
2142 * tree-inline.c (copy_bb): Call
2143 cgraph_redirect_edge_call_stmt_to_callee.
2144 * ipa.c (cgraph_remove_unreachable_nodes): Call
2145 cgraph_node_remove_callees even when there are used clones.
2147 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2149 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2151 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2154 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2157 2010-03-18 Michael Matz <matz@suse.de>
2160 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2161 into sqrt(x) if we need to preserve signed zeros.
2163 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2164 Eric Botcazou <ebotcazou@adacore.com>
2166 PR rtl-optimization/43360
2167 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2168 note if we don't know its invariant status.
2170 2010-03-18 Michael Matz <matz@suse.de>
2172 PR tree-optimization/43402
2173 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2174 PHI chains of ssa names registered for update.
2176 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2179 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2180 non-offsettable and pre_modify update addressing.
2181 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2182 and "2" alternatives "#".
2183 (*movdd_softfloat32): Make all alternatives "#";
2184 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2185 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2186 (*movdf_softfloat32): Make all alternatives "#";
2187 (movdi): Use the new DIFD mode iterator to create a common splitter
2188 for movdi, movdf and movdd patterns.
2190 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2192 * common.opt (dumpdir): Remove redundant tab.
2194 2010-03-17 Martin Jambor <mjambor@suse.cz>
2196 PR tree-optimization/43347
2197 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2198 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2200 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2202 PR rtl-optimization/42216
2203 * regrename.c (create_new_chain): New function, broken out from...
2204 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2205 appending a use to an empty chain.
2206 (build_def_use): Remove previous changes that convert OP_INOUT to
2207 OP_OUT operands; instead detect the case where an OP_INOUT operand
2208 uses a previously untracked register and create an empty chain for it.
2210 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2212 * doc/extend.texi (Function Attributes): Rewrite unfinished
2213 sentence in ms_abi documentation.
2215 2010-03-17 Alan Modra <amodra@gmail.com>
2217 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2218 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2219 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2220 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2222 2010-03-16 Richard Henderson <rth@redhat.com>
2225 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2226 (lower_try_finally): Save and restore eh_seq around the expansion
2229 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2231 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2232 statements before splitting block.
2234 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2236 * doc/sourcebuild.texi (Testsuites): Fix markup.
2237 Use pathnames relative to gcc/testsuite.
2238 (Test Directives): Move description of how timeout is determined.
2239 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2240 (C Tests): Correct gcc.misc-tests directory.
2241 Framework tests now live in gcc.test-framework.
2243 2010-03-16 Richard Guenther <rguenther@suse.de>
2246 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2247 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2249 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2250 Alexandre Oliva <aoliva@redhat.com>
2252 PR tree-optimization/42917
2253 * lambda-code.c (remove_iv): Skip debug statements.
2254 (lambda_loopnest_to_gcc_loopnest): Likewise.
2255 (not_interesting_stmt): Debug statements are not interesting.
2257 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2261 * cselib.c (cselib_preserve_constants,
2262 cfa_base_preserved_val): New static variables.
2263 (preserve_only_constants): New function.
2264 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2265 clear its REG_VALUES. If cselib_preserve_constants, don't
2266 empty the whole hash table, but preserve there VALUEs with constants,
2267 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2268 (cselib_preserve_cfa_base_value): New function.
2269 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2270 (cselib_init): Change argument to int bitfield. Set
2271 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2273 (cselib_finish): Clear cselib_preserve_constants and
2274 cfa_base_preserved_val.
2275 * cselib.h (enum cselib_record_what): New enum.
2276 (cselib_init): Change argument to int.
2277 (cselib_preserve_cfa_base_value): New prototype.
2278 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2279 * dse.c (dse_step1): Likewise.
2280 * cfgcleanup.c (thread_jump): Likewise.
2281 * sched-deps.c (sched_analyze): Likewise.
2282 * gcse.c (local_cprop_pass): Likewise.
2283 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2284 If FN is non-NULL, call the callback always and whenever it returns
2285 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2286 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2287 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2288 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2289 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2290 * var-tracking.c: Include recog.h.
2291 (bb_stack_adjust_offset): Remove.
2292 (vt_stack_adjustments): Don't call it, instead just gather the
2293 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2294 (adjust_stack_reference): Remove.
2295 (compute_cfa_pointer): New function.
2296 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2297 (struct adjust_mem_data): New type.
2298 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2300 (get_address_mode): New function.
2301 (replace_expr_with_values): Use it.
2302 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2303 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2304 (adjust_sets): Remove.
2305 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2306 Use get_address_mode.
2307 (get_adjusted_src): Remove.
2308 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2309 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2310 (add_with_sets): Don't call adjust_sets.
2311 (fp_setter, vt_init_cfa_base): New functions.
2312 (vt_initialize): Change return type to bool. Move most of pool etc.
2313 initialization to the beginning of the function from end. Pass
2314 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2315 If !frame_pointer_needed, call vt_stack_adjustment before mos
2316 vector is filled, call vt_init_cfa_base if argp/framep has been
2317 eliminated to sp. If frame_pointer_needed and argp/framep has
2318 been eliminated to hard frame pointer, set
2319 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2320 encountering fp setter in the prologue. For MO_ADJUST, call
2321 log_op_type before pusing the op into mos vector, not afterwards.
2322 Call adjust_insn before cselib_process_insn/add_with_sets,
2323 call cancel_changes (0) afterwards.
2324 (variable_tracking_main_1): Adjust for vt_initialize calling
2325 vt_stack_adjustments and returning whether it succeeded or not.
2327 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2329 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2332 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2334 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2336 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2337 drap_reg has not been set.
2339 2010-03-15 Michael Matz <matz@suse.de>
2342 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2343 use it to expand block copies.
2344 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2345 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2346 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2348 2010-03-15 Richard Guenther <rguenther@suse.de>
2350 PR tree-optimization/43367
2351 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2354 2010-03-15 Richard Guenther <rguenther@suse.de>
2356 PR tree-optimization/43317
2357 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2359 2010-03-15 Martin Jambor <mjambor@suse.cz>
2361 PR tree-optimization/43141
2362 * tree-sra.c (create_abstract_origin): New function.
2363 (modify_function): Call create_abstract_origin.
2365 2010-03-15 Chris Demetriou <cgd@google.com>
2367 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2370 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2373 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2374 call insert_out_of_ssa_copy for default definitions.
2376 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2378 * graphite-clast-to-gimple.c (my_long_long): Defined.
2379 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2380 * graphite-sese-to-poly.c (my_long_long): Defined.
2381 (scop_ivs_can_be_represented): Use it.
2383 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2385 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2386 graphite-max-bbs-per-function, and loop-block-tile-size.
2387 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2389 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2391 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2393 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2394 forward declaration.
2395 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2396 (add_upper_bounds_from_estimated_nit): New.
2397 (build_loop_iteration_domains): Use it.
2399 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2401 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2403 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2406 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2407 should be an INTEGER_CST. Also handle CASE_CONVERT.
2409 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2411 * graphite.c (graphite_initialize): To bound the number of bbs per
2412 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2413 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2414 * doc/invoke.texi: Document it.
2416 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2418 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2419 * graphite-sese-to-poly.h (build_poly_scop): Same.
2421 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2423 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2424 the number of parameters in the scop. Use as an upper bound
2425 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2426 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2427 * doc/invoke.texi: Document it.
2429 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2431 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2432 * doc/c-tree.texi: Remove.
2433 * doc/generic.texi: Merge c-tree.texi here.
2434 * doc/gccint.texi (Trees): Remove menu entry.
2435 (c-tree.texi): Remove @include.
2436 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2437 * doc/languages.texi (Reading RTL): Ditto.
2439 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2442 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2444 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2447 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2448 code added to work around reload clobbering CONST insns.
2450 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2452 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2453 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2454 (cselib_preserve_only_values): Remove retain argument, don't
2455 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2456 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2457 * var-tracking.c (micro_operation): Move insn field before union.
2458 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2459 (struct variable_tracking_info_def): Remove n_mos field, change
2460 mos into a vector of micro_operations.
2461 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2462 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2463 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2464 changing into a vector.
2465 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2466 come before all other uops generated by add_stores.
2467 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2469 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2470 a vector. Run just one pass over the bbs instead of separate counting
2471 and computation phase.
2472 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2475 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2476 into *nonlocalized_list vector.
2477 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2478 even if origin is non-NULL.
2479 (gen_variable_die): Likewise.
2480 (process_scope_var): Don't change origin.
2481 (gen_decl_die): Likewise.
2482 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2483 before adding new edges instead of after it, fix moving over
2486 2010-03-11 David S. Miller <davem@davemloft.net>
2488 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2490 * configure: Rebuild.
2492 2010-03-11 Martin Jambor <mjambor@suse.cz>
2494 PR tree-optimization/43257
2495 * tree.c (assign_assembler_name_if_neeeded): New function.
2496 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2498 * tree.h (assign_assembler_name_if_neeeded): Declare.
2499 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2500 the function if needed.
2502 2010-03-11 Chris Demetriou <cgd@google.com>
2504 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2505 include/stdint-gcc.h, and include/stdint.h world-readable.
2507 2010-03-11 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/43255
2510 * tree-vrp.c (process_assert_insertions_for): Do not insert
2511 asserts for trivial conditions.
2513 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2515 PR tree-optimization/43280
2516 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2517 generation. Move calculation of size out of the if branch.
2518 (find_bswap): Modify compare number generation.
2520 2010-03-11 Richard Guenther <rguenther@suse.de>
2523 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2524 (input_gimple_stmt): Fixup handled component types during
2525 operand read. Also fix up decls in ADDR_EXPRs.
2527 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2529 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2530 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2532 2010-03-10 Jan Hubicka <jh@suse.cz>
2535 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2536 * varasm.c (get_variable_section): Don't do that here...
2537 (make_decl_rtl): ... and here.
2538 (do_assemble_alias): Produce decl RTL.
2539 (assemble_alias): Likewise.
2541 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2544 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2545 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2547 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2548 (based_loc_descr): Only express drap or vdrap regno based expressions
2549 using DW_OP_fbreg when not optimizing.
2550 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2551 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2552 REG_CFA_SET_VDRAP note.
2554 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2556 PR tree-optimization/43236
2557 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2558 error in calculation of base address in reverse iteration case.
2559 (generate_builtin): Take number of latch executions if the statement
2562 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2565 * tree-eh.c: Include pointer-set.h.
2566 (lower_eh_dispatch): Filter out duplicate case labels and
2567 remove the unneeded edge when the label is unused. Return
2568 true when some edges are removed.
2569 (execute_lower_eh_dispatch): When any lowering resulted in
2570 removing an edge, also delete unreachable blocks.
2572 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2575 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2576 UNSPEC_MACHOPIC_OFFSET.
2578 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2581 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2582 (m68k_delegitimize_address): New function.
2584 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2587 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2590 * var-tracking.c (adjust_sets): New function.
2591 (count_with_sets, add_with_sets): Use it.
2592 (get_adjusted_src): New inline function.
2593 (add_stores): Use it.
2596 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2597 call cselib_dummy_expand_value_rtx_cb instead of
2598 cselib_expand_value_rtx_cb.
2601 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2602 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2603 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2604 and .cfi_endproc around the pic thunks.
2605 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2606 all queued unwind info register saves are saved before the call.
2607 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2608 considered as sp-=4 for unwind info and the pop as sp+=4 which
2609 also clobbers dest, but doesn't actually restore it.
2612 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2613 RTX_FRAME_RELATED_P.
2615 2010-03-09 Jie Zhang <jie@codesourcery.com>
2617 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2618 whitespaces in output template.
2620 2010-03-09 Jie Zhang <jie@codesourcery.com>
2622 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2625 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2627 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2628 builtins.exp in a separate job.
2630 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2632 * graphite-sese-to-poly.c (add_param_constraints): Use
2633 lower_bound_in_type and upper_bound_in_type.
2635 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2637 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2638 instead of unsigned_type_node.
2640 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2641 Reza Yazdani <reza.yazdani@amd.com>
2644 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2645 on pointer type parameters.
2647 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2651 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2652 handle conversions from pointer to integers.
2653 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2654 induction variable, to be able to work with code generated by CLooG.
2655 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2656 (build_poly_scop): Bail out if we cannot codegen a loop.
2658 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2660 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2661 code generation with gloog_error.
2663 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2665 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2666 Call fold_convert on all the returned values.
2667 (expand_scalar_variables_expr): Pass to
2668 expand_scalar_variables_ssa_name the type of the resulting expression.
2670 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2672 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2673 ppl_min_for_le_pointset.
2674 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2675 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2677 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2679 * graphite-dependences.c (map_into_dep_poly): Removed.
2680 (dependence_polyhedron_1): Use combine_context_id_scat.
2682 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2684 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2685 (struct poly_bb): Same.
2686 (combine_context_id_scat): New.
2688 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2691 * sese.c (name_defined_in_loop_p): Return false for default
2694 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2696 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2697 and clean up the logic.
2699 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2701 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2704 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2706 * var-tracking.c (remove_cselib_value_chains): Define only for
2708 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2709 delete_slot_part, emit_notes_for_differences_1): Don't call
2710 remove_cselib_value_chains here.
2711 (set_slot_part, emit_notes_for_differences_2): Don't call
2712 add_cselib_value_chains here.
2713 (preserved_values): New vector.
2714 (preserve_value): New function.
2715 (add_uses, add_stores, vt_add_function_parameters): Use it
2716 instead of cselib_preserve_value.
2717 (changed_values_stack): New vector.
2718 (check_changed_vars_0): New function.
2719 (check_changed_vars_1, check_changed_vars_2): Use it.
2720 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2721 changed_values_stack VALUEs.
2722 (vt_emit_notes): For all preserved_values call
2723 add_cselib_value_chains. If ENABLE_CHECKING call
2724 remove_cselib_value_chains before verifying value_chains is empty.
2725 Initialize and free changed_values_stack.
2726 (vt_initialize): Initialize preserved_values.
2727 (vt_finalize): Free preserved_values.
2729 2010-03-08 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/43269
2732 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2735 2010-03-08 Martin Jambor <mjambor@suse.cz>
2737 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2738 (ipa_is_param_called): Removed.
2739 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2740 (ipa_print_node_params): Do not print the called flag.
2741 (ipa_write_node_info): Do not stream the called flag.
2742 (ipa_read_node_info): Likewise.
2744 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2747 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2748 * cselib.c (struct expand_value_data): Add dummy field.
2749 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2751 (cselib_dummy_expand_value_rtx_cb): New function.
2752 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2754 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2755 * var-tracking.c: Include pointer-set.h.
2756 (variable): Change n_var_parts to char from int. Add
2757 cur_loc_changed and in_changed_variables fields.
2758 (variable_canonicalize): Remove.
2759 (shared_var_p): New inline function.
2760 (unshare_variable): Maintain cur_loc_changed and
2761 in_changed_variables fields. If var was in changed_variables,
2762 replace it there with new_var. Just copy cur_loc instead of
2763 resetting it to something else.
2764 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2765 (dataflow_set_union): Don't call variable_canonicalize.
2766 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2767 of their DEBUG_EXPR_TREE_DECLs.
2768 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2769 and in_changed_variables and cur_loc_changed is false.
2770 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2771 and cur_loc_changed. Don't update cur_loc here.
2772 (variable_merge_over_src): Don't call variable_canonicalize.
2773 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2774 removing loc that is equal to cur_loc, clear cur_loc,
2775 set cur_loc_changed and ensure variable_was_changed is called.
2776 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2777 compare pointers in cur_loc check, if it is equal to loc,
2778 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2779 (variable_different_p): Remove compare_current_location argument,
2780 don't compare cur_loc.
2781 (dataflow_set_different_1): Adjust variable_different_p caller.
2782 (variable_was_changed): If dv had some var in changed_variables
2783 already, reset in_changed_variables flag for it and propagate
2784 cur_loc_changed over to the new variable. On empty var
2785 always set cur_loc_changed. Set in_changed_variables on whatever
2786 var is added to changed_variables.
2787 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2788 Use shared_var_p. When removing loc that is equal to cur_loc,
2789 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2790 end, don't set it to something else, just call variable_was_changed.
2791 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2792 loc being removed, clear cur_loc and set cur_loc_changed.
2793 Set cur_loc_changed if all locations have been removed.
2794 (struct expand_loc_callback_data): New type.
2795 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2796 allocated. Always create SUBREGs if simplify_subreg failed.
2797 Prefer to use cur_loc, when that fails and still in
2798 changed_variables (and seen first time) recompute it. Set
2799 cur_loc_changed of variables which had to change cur_loc and
2800 compute elcd->cur_loc_changed if any of the subexpressions used
2801 had to change cur_loc.
2802 (vt_expand_loc): Adjust to pass arguments in
2803 expand_loc_callback_data structure.
2804 (vt_expand_loc_dummy): New function.
2805 (emitted_notes): New variable.
2806 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2807 that weren't used for any other decl in current
2808 emit_notes_for_changes call call vt_expand_loc_dummy to update
2809 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2810 first loc_chain location if NULL before. Always use just
2811 cur_loc instead of first loc_chain location. When cur_loc_changed
2812 is false, when not --enable-checking=rtl just don't emit any note.
2813 When rtl checking, compute the note and assert it is the same
2814 as previous note. Clear cur_loc_changed and in_changed_variables
2815 at the end before removing from changed_variables.
2816 (check_changed_vars_3): New function.
2817 (emit_notes_for_changes): Traverse changed_vars to call
2818 check_changed_vars_3 on each changed var.
2819 (emit_notes_for_differences_1): Clear cur_loc_changed and
2820 in_changed_variables. Recompute cur_loc of new_var.
2821 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2822 (vt_emit_notes): Initialize and destroy emitted_notes.
2824 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2826 PR rtl-optimization/42220
2827 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2828 Use verify_reg_tracked to determine if we should use OP_OUT rather
2830 (build_def_use): If we see an in-out operand for a register that we
2831 know nothing about, treat is an output if possible, fail the block if
2834 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2837 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2840 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2843 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2844 uses of relevant DEFs that are dead outside the loop too.
2846 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2848 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2850 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2852 * var-tracking.c (values_to_unmark): New variable.
2853 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2854 values_to_unmark vector. Moved body to...
2855 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2856 instead queue it into values_to_unmark vector.
2857 (vt_find_locations): Free values_to_unmark vector.
2859 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2861 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2862 (site.exp): Export them when plugins are enabled.
2864 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2867 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2869 (chrec_fold_multiply): Same.
2871 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2874 * c-decl.c (build_compound_literal): Return early if init is
2877 2010-03-04 Martin Jambor <mjambor@suse.cz>
2879 PR tree-optimization/43164
2880 PR tree-optimization/43191
2881 * tree-sra.c (type_consists_of_records_p): Reject records with
2882 zero-size bit-fields at the end.
2884 2010-03-04 Mike Stump <mikestump@comcast.net>
2886 * Makefile.in (TAGS): Remove *.y.
2888 2010-03-04 Richard Guenther <rguenther@suse.de>
2890 PR tree-optimization/40761
2891 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2893 (my_rev_post_order_compute): New function.
2894 (init_pre): Call it.
2896 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2899 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2900 decrease the cost of an IV candidate when the cost is infinite.
2902 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2904 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2905 Use '3DNow!' for the extension of that name, ensure normal space
2907 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2909 2010-03-03 Jeff Law <law@redhat.com>
2911 * PR middle-end/32693
2912 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2913 than gen_rtx_SUBREG.
2914 (extract_bit_field_1): Likewise.
2916 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2918 * doc/sourcebuild.texi (Test directives): Document that arguments
2919 include-opts and exclude-opts are now optional for dg-skip-if,
2920 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2922 2010-03-03 Jason Merrill <jason@redhat.com>
2925 * cgraph.h (varpool_node): Add extra_name field.
2926 * varpool.c (varpool_extra_name_alias): New.
2927 (varpool_assemble_decl): Emit extra name aliases.
2928 (varpool_mark_needed_node): Look past an extra name alias.
2929 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2930 * lto-streamer-in.c (lto_input_tree): Read it.
2931 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2933 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2935 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2936 (sparc*-*-solaris2*): ...this.
2938 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2941 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2942 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2943 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2944 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2947 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2948 fallthrough to default handling, just with want_address 0 instead of 2.
2949 For single element lists, add_AT_loc directly, otherwise create an
2950 artificial variable DIE and stick location list to it.
2953 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2954 (VAL_EXPR_HAS_REVERSE): Define.
2955 (reverse_op): New function.
2956 (add_stores): For reversible operations add an extra MO_VAL_USE.
2958 2010-03-02 Jason Merrill <jason@redhat.com>
2960 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2962 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2964 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2965 (sparc64-*-linux*): Likewise.
2966 (sparc64-*-solaris2*): Include assembler files before linker ones.
2967 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2968 * config/sparc/gas.h: Delete.
2969 * config/sparc/sol2-64.h: Add copyright notice.
2970 * config/sparc/sol2-gas-bi.h: Likewise.
2971 * config/sparc/sol2-gld.h: Likewise.
2972 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2973 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2974 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2975 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2976 (sparc_elf_asm_named_section): Rename into...
2977 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2979 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2981 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2983 2010-03-02 Jeff Law <law@redhat.com>
2986 * reload1.c (rtx_p, substitute_stack): Declare.
2987 (substitute): Record addresses of changed rtxs.
2988 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2989 Restore the original rtx when complete.
2990 (reload): Free subsitute_stack when complete.
2992 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2994 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2995 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2997 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2998 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2999 Torture Tests): Change from subsection to section.
3001 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3002 Steven Bosscher <steven@gcc.gnu.org>
3004 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3007 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3010 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3011 the assignment from the new induction variable to the assignment
3012 of the value from the original loop PHI function.
3014 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3015 Daniel Jacobowitz <dan@codesourcery.com>
3017 * doc/sourcebuild.texi (Test directives): Clarify options to
3020 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3022 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3023 Disable cfi directives unless GCC and gas agree on using read-only
3024 .eh_frame sections for 64-bit.
3025 * configure: Regenerate.
3027 2010-03-01 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/43220
3030 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3031 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3033 2010-03-01 Richard Guenther <rguenther@suse.de>
3034 Martin Jambor <mjambor@suse.cz>
3037 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3038 gimplified parameters.
3040 2010-03-01 Christian Bruel <christian.bruel@st.com>
3042 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3044 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3048 2010-03-01 Richard Guenther <rguenther@suse.de>
3051 * expr.c (expand_assignment): Use the alias-oracle to tell
3052 if the rhs aliases the result decl.
3054 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3057 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3058 to sol_gt_pch_get_address.
3059 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3060 64-bit, SPARC and x86.
3061 (sol_gt_pch_get_address): New function.
3063 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3065 * toplev.h (inform_n, error_n): Declare.
3066 * diagnostic.c (inform_n, error_n): New function.
3068 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3070 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3071 has no rtl yet when processing local_decls, queue it and recheck
3072 if deferred stack allocation hasn't assigned it rtl.
3074 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3076 * config/sh/sh.c (unspec_bbr_uid): New.
3077 (gen_block_redirect): Use it instead of INSN_UID.
3078 (gen_far_branch): Likewise.
3080 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3082 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3083 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3085 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3087 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3088 (Warning Options): -Wno-conversion-null is valid for
3089 Objective-C++ as well.
3090 * doc/tm.texi (Named Address Spaces): Likewise.
3091 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3092 * doc/tree-ssa.texi (Tree SSA): Likewise.
3094 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3097 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3098 by default. Don't set the default arch for
3099 i[34567]86-*-darwin*|x86_64-*-darwin*.
3101 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3104 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3105 default. Set the default 32bit/64bit archs with $with_arch
3106 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3108 2010-02-27 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/43186
3111 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3112 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3113 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3114 unroller iterations.
3116 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3118 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3119 required and i[34567]86-*-* targets don't support 64bit ISA.
3121 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3124 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3127 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3129 * config.gcc: Set the default arch at least to Prescott for
3130 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3131 if SSE math is enabled.
3133 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3135 * diagnostic.c (diagnostic_initialize): Update.
3136 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3138 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3139 (diagnostic_inhibit_notes): New.
3140 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3142 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3145 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3146 * doc/standards.texi: Likewise.
3147 * doc/extend.texi: Likewise.
3148 * doc/trouble.texi: Likewise.
3149 * doc/cppopts.texi: Likewise.
3150 * doc/install.texi: Likewise.
3151 * c.opt (std=c90,std=gnu90): New options.
3152 * c-opts.c (c_common_handle_option): Handle them.
3154 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3157 * c-decl.c (undeclared_variable): Use an informative note.
3159 2010-02-26 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/43186
3162 * gimple.h (gimple_fold): Remove.
3163 * gimple.c (gimple_fold): Remove. Inline into single user ...
3164 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3165 Try harder for conditions.
3167 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3170 * function.c (used_types_insert): Don't skip through named pointer
3171 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3172 and it is different from the main variant's type.
3174 2010-02-26 Nick Clifton <nickc@redhat.com>
3176 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3178 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3180 * config.gcc: Support --with-fpmath=sse for x86.
3182 * config/i386/ssemath.h: New.
3184 * doc/install.texi (--with-fpmath=sse): Documented.
3186 2010-02-26 Richard Guenther <rguenther@suse.de>
3188 PR tree-optimization/43188
3189 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3190 vector types of over-aligned element type.
3192 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3196 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3198 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3200 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3202 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3204 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3205 * var-tracking.c: Include diagnostic.h.
3206 (debug_dv): New function.
3207 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3210 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3211 (add_value_chain, add_value_chains, remove_value_chain,
3212 remove_value_chains): Handle DEBUG_EXPRs.
3213 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3216 * regcprop.c (struct queued_debug_insn_change): New type.
3217 (struct value_data_entry): Add debug_insn_changes field.
3218 (struct value_data): Add n_debug_insn_changes field.
3219 (debug_insn_changes_pool): New variable.
3220 (free_debug_insn_changes, apply_debug_insn_changes,
3221 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3222 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3223 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3225 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3227 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3228 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3229 changes, call cprop_find_used_regs via note_stores.
3230 (copyprop_hardreg_forward): When copying vd from predecessor
3231 which has any queued DEBUG_INSN changes, make sure the pointers are
3232 cleared. At the end call df_analyze and then if there are any
3233 DEBUG_INSN changes queued at the end of some basic block for still
3234 live registers, apply them.
3235 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3237 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3239 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3242 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3244 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3245 targets. Set the default with_cpu/with_arch from arch/cpu.
3246 Allow x86-64 and native for with_cpu/with_arch.
3248 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3250 * ebitmap.c: Change calls to verify_popcount with calls to
3251 sbitmap_verify_popcount.
3252 (ebitmap_clear_bit): Fixed map->cacheindex test and
3253 map>cache update when bit clearing results in an empty
3256 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3259 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3260 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3261 and support both V2DF and V2DI modes.
3262 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3263 support both V2DF and V2DI modes.
3264 (general): Delete trailing whitespace from a few patterns.
3266 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3267 V2DF/V2DI interleave high/low builtins.
3269 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3272 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3273 interleave high/low functions.
3275 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3277 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3278 #pragma extern_prefix.
3280 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3283 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3284 BLKmode, assert op0 is a MEM and just adjust its mode.
3287 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3288 if bitpos isn't multiple of mode's bitsize.
3290 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3292 * c.opt (-ftemplate-depth=): New.
3293 (-ftemplate-depth-): Deprecate.
3294 * optc-gen.awk: Handle -ftemplate-depth=.
3295 * opth-gen.awk: Likewise.
3296 * c-opts.c (c_common_handle_option): Likewise.
3297 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3299 2010-02-24 Jason Merrill <jason@redhat.com>
3301 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3303 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3305 * cfg.c (alloc_aux_for_block): Remove inline.
3306 (alloc_aux_for_edge): Likewise.
3308 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3310 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3312 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3314 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3315 * config/i386/sol2-gas.h: New file.
3316 * config.gcc (i[34567]86-*-solaris2*): Use it.
3318 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3321 * c-typeck.c (ep_convert_and_check): New.
3322 (build_conditional_expr): Use it.
3323 (build_binary_op): Likewise.
3325 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3327 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3330 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3331 bounds even for -O+.
3332 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3333 expr needs to have DECL_NAME set.
3335 2010-02-24 Nick Clifton <nickc@redhat.com>
3337 * config/mep/mep.c: Include gimple.h.
3338 (mep_function_uses_sp): Delete unused function.
3339 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3340 parameters. Use unsigned integers to count args. Return a
3341 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3343 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3346 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3347 greater or equal to nelt instead of 2 * nelt.
3348 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3351 2010-02-23 Jason Merrill <jason@redhat.com>
3354 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3355 in cfun->local_decls even if they have register types.
3358 * stor-layout.c (place_field): Don't warn about unnecessary
3359 DECL_PACKED if the type is packed.
3361 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3364 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3365 GOTOFF relocs, even when the base reg isn't pic pointer.
3367 2010-02-23 Michael Matz <matz@suse.de>
3370 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3371 (expand_gimple_basic_block): Generate and use debug temps if there
3372 are debug uses left after the last real use of TERed ssa names.
3373 Unlink debug immediate uses when they are expanded.
3375 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3378 * config/i386/i386.c (override_options): Reorganise to provide
3379 better error messages.
3381 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3384 * graphite-scop-detection.c (create_single_exit_edge): Move
3385 the call to find_single_exit_edge to....
3386 (create_sese_edges): ...here. Don't handle multiple edges
3387 exiting the function.
3388 (build_graphite_scops): Don't handle multiple edges
3389 exiting the function.
3391 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3394 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3395 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3397 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3400 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3402 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3405 * c-typeck.c (convert_arguments): Print declaration location.
3406 * c-common.c (validate_nargs): Rename as
3407 builtin_function_validate_nargs.
3408 (check_builtin_function_arguments): Update.
3410 2010-02-22 Richard Guenther <rguenther@suse.de>
3413 * tree-inline.c (declare_return_variable): Use the type of
3414 the call stmt lhs if available.
3416 2010-02-22 Duncan Sands <baldrick@free.fr>
3418 * passes.c (register_pass): Always consider all pass lists when
3419 ref_pass_instance_number is zero.
3421 2010-02-22 Richard Guenther <rguenther@suse.de>
3423 PR tree-optimization/42749
3424 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3425 parameter. Do arithmetic in the original type.
3426 (update_accumulator_with_ops): Likewise.
3427 (adjust_accumulator_values): Adjust.
3429 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3431 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3432 (QI to BLKmode splitter): New splitter.
3434 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3436 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3437 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3439 2010-02-22 Richard Guenther <rguenther@suse.de>
3441 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3443 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3445 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3446 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3447 ($(T)crti.o, $(T)crtn.o): Remove rules.
3449 2010-02-21 Tobias Burnus <burnus@net-b.de>
3452 * doc/invoke.texi (-fassociative-math): Document that this
3453 option is automatically enabled for Fortran.
3455 2010-02-20 David S. Miller <davem@davemloft.net>
3457 * configure.ac: Test if linker and assembler properly support
3458 GOTDATA_OP relocations.
3459 * configure: Rebuild.
3460 * config.in: Likewise.
3461 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3462 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3463 (movsi_high_pic): Likewise.
3464 (movdi_lo_sum_pic): Likewise.
3465 (movdi_high_pic): Likewise.
3466 (movsi_pic_gotdata_op): New pattern.
3467 (movdi_pic_gotdata_op): Likewise.
3468 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3469 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3471 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3475 attribute to ssemul.
3476 (xop_mulv2div2di3_high): Ditto.
3478 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3481 * c.opt (Wconversion-null): New option.
3482 * doc/invoke.texi (Wconversion-null): Document.
3484 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3486 * common.opt (Wlarger-than-): Add Undocumented.
3488 2010-02-19 Mike Stump <mikestump@comcast.net>
3490 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3492 2010-02-19 Jason Merrill <jason@redhat.com>
3495 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3496 * configure: Likewise.
3498 2010-02-20 Alan Modra <amodra@gmail.com>
3501 * cgraph.h (cgraph_make_decl_local): Declare.
3502 * cgraph.c (cgraph_make_decl_local): New function.
3503 (cgraph_make_node_local): Use it.
3504 * cgraphunit.c (cgraph_function_versioning): Likewise.
3505 * ipa.c (function_and_variable_visibility): Likewise.
3507 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3510 * except.c (sjlj_emit_function_enter): Don't call
3511 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3513 * rtl.h (add_reg_br_prob_note): Remove prototype.
3515 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3518 * c-common.c (conversion_warning): Remove widening conversions
3519 before checking the conversion of integers to reals.
3521 2010-02-19 Mike Stump <mikestump@comcast.net>
3524 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3527 * cgraphunit.c (process_function_and_variable_attributes): Check
3528 DECL_PRESERVE_P instead of looking up attribute "used".
3529 * ipa-pure-const.c (check_decl): Likewise.
3530 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3531 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3532 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3533 instead of attribute "used".
3534 * config/sol2-c.c (solaris_pragma_init): Likewise.
3535 (solaris_pragma_fini): Likewise.
3537 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3539 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3540 Use XCNEW instead of xcalloc.
3541 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3542 XNEW instead of xmalloc.
3543 (get_fields): Use XNEWVEC instead of xmalloc.
3546 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3547 populate vars array.
3548 (create_new_general_access): For debug stmts just reset value.
3549 (get_stmt_accesses): For accesses within debug stmts just record them
3550 using add_access_to_acc_sites instead of preventing the peeling or
3551 counting them as accesses.
3554 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3556 2010-02-19 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/42916
3559 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3562 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3564 * configure.ac: Replace all uses of changequote in macro arguments
3565 with proper quoting.
3567 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3570 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3572 2010-02-19 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/42944
3575 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3576 test for aliasing with errno.
3578 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3581 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3582 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3583 * dojump.c: Include output.h.
3584 (inv): New inline function.
3585 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3586 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3587 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3588 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3589 argument, pass it down to other calls.
3590 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3591 add REG_BR_PROB note to the conditional jump.
3592 * cfgexpand.c (add_reg_br_prob_note): Removed.
3593 (expand_gimple_cond): Don't call it, add the probability
3594 as last argument to jumpif_1/jumpifnot_1.
3595 * Makefile.in (dojump.o): Depend on output.h.
3596 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3598 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3599 * stmt.c (do_jump_if_equal): Likewise.
3600 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3601 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3602 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3604 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3605 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3606 jumpifnot_1 callers.
3607 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3609 (store_expr): Adjust jumpifnot caller.
3610 (store_constructor): Adjust jumpif caller.
3613 * gimplify.c (gimple_boolify): For __builtin_expect call
3614 gimple_boolify also on its first argument.
3616 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3618 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3620 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3621 * configure: Regenerated.
3623 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3625 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3626 lang_hooks.types_compatible_p instead of comptypes.
3628 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3630 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3631 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3632 if __prefer_thumb__ is defined.
3634 2010-02-18 Martin Jambor <mjambor@suse.cz>
3636 PR tree-optimization/43066
3637 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3638 array with zero-sized element type.
3640 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3642 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3643 rtx, allocate struct var_loc_node here and return it to the
3644 caller, and only if it is actually needed.
3645 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3646 move it earlier and return immediately if it returns NULL.
3648 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3650 * config/sparc/gas.h: New file. Restore
3651 TARGET_ASM_NAMED_SECTION to its ELF default.
3652 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3654 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3655 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3656 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3657 after sparc/sysv4.h.
3659 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3661 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3663 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3665 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3666 patterns from predicated pattern.
3668 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3671 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3672 for insn mnemonic suffix.
3674 2010-02-17 Richard Guenther <rguenther@suse.de>
3676 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3679 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3682 * caller-save.c (save_call_clobbered_regs): If BB ends with
3683 a DEBUG_INSN, move any notes in between last real insn and the last
3684 DEBUG_INSN after the last DEBUG_INSN.
3686 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3688 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3689 Fix return type. Fix argument type. Explain meaning of return value.
3691 2010-02-16 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/41043
3694 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3695 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3697 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3699 2010-02-16 Ira Rosen <irar@il.ibm.com>
3701 PR tree-optimization/43074
3702 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3703 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3704 vectorizable cycles in hybrid SLP check.
3705 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3707 2010-02-16 Richard Guenther <rguenther@suse.de>
3709 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3710 (true_dependence): If memrefs_conflict_p computes must-alias
3711 trust it. Move TBAA check after offset-based disambiguation.
3712 (canon_true_dependence): Likewise.
3714 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3716 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3717 * doc/invoke.texi: Document it.
3718 * var-tracking.c: Include toplev.h and params.h.
3719 (vt_find_locations): Return bool indicating success. Compute
3720 hash sizes unconditionally. Check new parameter, report.
3721 (variable_tracking_main_1): Check vt_find_locations results and
3722 retry. Renamed from...
3723 (variable_tracking_main): ... this. New wrapper to preserve
3724 flag_var_tracking_assignments.
3725 * Makefile.in (var-tracking.o): Adjust dependencies.
3727 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3728 Jakub Jelinek <jakub@redhat.com>
3731 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3732 if weak_import attribute is present.
3733 * config/darwin.c (machopic_select_section): Likewise.
3735 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3737 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3738 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3739 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3740 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3742 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3744 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3747 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3748 Rewrite text to refer to the names.
3750 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3752 * config/i386/i386-builtin-types.def
3753 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3754 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3755 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3756 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3757 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3758 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3759 IX86_BUILTIN_VPERMIL2PS256.
3760 (MULTI_ARG_4_DF2_DI_I): Defined.
3761 (MULTI_ARG_4_DF2_DI_I1): Defined.
3762 (MULTI_ARG_4_SF2_SI_I): Defined.
3763 (MULTI_ARG_4_SF2_SI_I1): Defined.
3764 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3765 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3766 __builtin_ia32_vpermil2ps256.
3767 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3768 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3769 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3770 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3771 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3772 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3773 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3774 CODE_FOR_xop_vpermil2v8sf3.
3775 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3776 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3777 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3778 (_mm256_permute2_pd): New.
3779 (_mm_permute2_ps): New.
3780 (_mm256_permute2_ps): New.
3782 2010-02-15 Nick Clifton <nickc@redhat.com>
3784 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3785 boolean parameters. Use emit_jump_insn when emitting a pop
3786 instruction containing a return insn.
3787 (push): Use 'true' rather than '1' as second parameter to F.
3788 (h8300_expand_prologue): Likewise.
3789 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3790 (h8300_expand_epilogue): Likewise.
3792 2010-02-15 Richard Guenther <rguenther@suse.de>
3795 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3798 2010-02-15 Nick Clifton <nickc@redhat.com>
3800 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3803 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3805 * intl.c (fake_ngettext): New function.
3806 * intl.h (fake_ngettext): Declare.
3807 (ngettext): Define macro.
3808 * collect2.c (notice_translated): New function.
3809 (main): Use notice_translated and ngettext.
3810 * collect2.h (notice_translated): Declare.
3812 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3814 * reorg.c (delete_computation): Comment fixes.
3815 * caller-save.c (setup_save_areas): Idem.
3816 * sel-sched-dump.c (dump_lv_set): Idem.
3819 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3821 * config/s390/s390.c (s390_sched_init): New function.
3822 (TARGET_SCHED_INIT): Target hook defined.
3824 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3825 Jack Howarth <howarth@bromo.med.uc.edu>
3826 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3829 Partial revert of unintended change in fix for PR41605.
3830 * config/darwin.h: Fix typo.
3831 * config/darwin9.h: Same.
3833 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3835 * c-pch.c (pch_init): Clear v.
3837 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3840 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3841 graphite_can_represent_init for MULT_EXPR.
3843 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3847 * graphite-sese-to-poly.c (remove_phi): New.
3848 (translate_scalar_reduction_to_array): Call remove_phi.
3850 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3853 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3854 * graphite-clast-to-gimple.h (gloog): Update declaration.
3855 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3856 * graphite-poly.h (struct poly_bb): Add missing comments.
3857 (struct scop): Add poly_scop_p field.
3859 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3860 * graphite.c (graphite_transform_loops): Build the polyhedral
3861 representation for each scop before code generation.
3862 * sese.c (rename_variables_in_operand): Removed.
3863 (rename_variables_in_expr): Return the renamed expression.
3864 (rename_sese_parameters): New.
3865 * sese.h (rename_sese_parameters): Declared.
3867 2010-02-11 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/42998
3870 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3871 POINTER_PLUS_EXPR properly.
3873 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3874 Changpeng Fang <changpeng.fang@amd.com>
3877 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3878 the cost of an IV candidate when the IV is used in a test against zero.
3880 * gcc.dg/tree-ssa/ivopts-3.c: New.
3882 2010-02-11 Richard Guenther <rguenther@suse.de>
3885 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3886 pointer-vs-decl case by swapping refs. Handle some cases
3887 of pointer-vs-decl disambiguations more conservatively.
3888 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3889 to false after expanding.
3891 2010-02-11 Richard Guenther <rguenther@suse.de>
3894 * gcc.c (process_command): Handle LTO file@offset case more
3897 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3899 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3900 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3902 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3904 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3905 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3906 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3907 Optimize eq/ne comparisons when both arguments are known to be
3909 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3910 Don't mask operands unnecessarily if they are known to be already
3913 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3915 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3918 2010-02-10 Richard Guenther <rguenther@suse.de>
3920 PR tree-optimization/43017
3921 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3922 for wrapping signed arithmetic.
3924 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3927 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3928 if no debug info should be emitted for it.
3930 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3932 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3933 note when flag_exceptions is set.
3935 2010-02-10 Duncan Sands <baldrick@free.fr>
3937 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3939 2010-02-10 Richard Guenther <rguenther@suse.de>
3942 * tree.c (get_unwidened): Handle constants.
3943 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3945 2010-02-10 Martin Jambor <mjambor@suse.cz>
3948 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3949 check for variable argument counts independently.
3951 2010-02-10 Christian Bruel <christian.bruel@st.com>
3954 * config/sh/sh.c (find_barrier): Increase length for non delayed
3955 conditional branches.
3957 2010-02-10 Christian Bruel <christian.bruel@st.com>
3959 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3961 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3963 * builtins.c (set_builtin_user_assembler_name): Also handle
3964 ffs if int is smaller than word.
3966 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3969 * ira-conflicts.c (get_dup): Remove.
3970 (process_reg_shuffles): Add new parameter. Use it as an
3971 additional guard for copy generation.
3972 (add_insn_allocno_copies): Rewrite.
3974 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3976 * common.opt (fsched2-use-traces): Preserved for backward
3978 * doc/invoke.texi: Remove the documentation about option
3979 -fsched2-use-traces.
3980 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3981 flag_sched2_use_traces.
3982 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3983 the backward compatibility flag section.
3985 2010-02-09 Richard Guenther <rguenther@suse.de>
3987 PR tree-optimization/43008
3988 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3989 make HEAP variables initialized from global memory if they
3990 are not known builtin functions.
3991 (find_func_aliases): Adjust.
3993 2010-02-09 Richard Guenther <rguenther@suse.de>
3995 PR tree-optimization/43000
3996 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3997 arithmetic manually.
3999 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4001 PR tree-optimization/42931
4002 * tree-loop-linear.c (try_interchange_loops): Don't call
4003 double_int_mul if estimated_loop_iterations failed.
4005 2010-02-08 Martin Jambor <mjambor@suse.cz>
4008 * tree-sra.c (build_accesses_from_assign): Do not mark in
4009 should_scalarize_away_bitmap if stmt has volatile ops.
4010 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4013 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4015 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4017 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4019 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4022 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4025 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4027 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4030 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4031 to unknown_dependence.
4032 (graphite_legal_transform_dr): Handle the unknown_dependence.
4033 (graphite_carried_dependence_level_k): Same.
4035 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4037 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4039 2010-02-07 Richard Guenther <rguenther@suse.de>
4042 * expr.c (get_inner_reference): Always initialize *pbitsize.
4044 2010-02-07 Richard Guenther <rguenther@suse.de>
4047 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4048 new ARRAY_REFs on variable size element or minimal index arrays.
4050 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4051 gimple_fold_indirect_ref.
4053 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4056 * arm.c (arm_override_options): Just return if the user has specified
4057 an invalid fpu name.
4059 2010-02-03 Jason Merrill <jason@redhat.com>
4062 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4063 i386_pe_maybe_record_exported_symbol.
4065 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4068 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4069 (pa_delegitimize_address): New function.
4071 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4073 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4074 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4076 2010-02-05 Richard Guenther <rguenther@suse.de>
4079 * lto-streamer-in.c (get_resolution): Deal with references
4080 to undefined functions.
4082 2010-02-05 Richard Guenther <rguenther@suse.de>
4084 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4085 (fold_const_aggregate_ref): Likewise.
4086 (ccp_fold_stmt): Substitute loads.
4087 (maybe_fold_reference): Verify types before substituting.
4089 (fold_gimple_assign): Unshare properly.
4090 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4092 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4094 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4095 for rs6000_gen_cell_microcode.
4097 2010-02-04 Richard Guenther <rguenther@suse.de>
4099 PR rtl-optimization/42952
4100 * dse.c (const_or_frame_p): Remove MEM handling.
4102 2010-02-04 Nick Clifton <nickc@redhat.com>
4104 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4105 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4106 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4107 (mn10300_asm_output_mi_thunk): New function.
4108 (mn10300_can_output_mu_thunk): New function.
4109 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4110 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4111 (FUNCTION_ARG): Delete incorrect comment.
4113 2010-02-03 Jason Merrill <jason@redhat.com>
4116 * fold-const.c (operand_equal_p): Handle erroneous types.
4118 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4120 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4122 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4124 PR rtl-optimization/42941
4125 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4128 2010-02-03 Jason Merrill <jason@redhat.com>
4131 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4133 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4136 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4137 (cselib_reset_table): Renamed from...
4138 (cselib_reset_table_with_next_value): ... this.
4139 (cselib_get_next_uid): Renamed from...
4140 (cselib_get_next_unknown_value): ... this.
4141 * cselib.c (next_uid): Renamed from...
4142 (next_unknown_value): ... this.
4143 (cselib_clear_table): Adjust.
4144 (cselib_reset_table): Adjust. Renamed from...
4145 (cselib_reset_table_with_next_value): ... this.
4146 (cselib_get_next_uid): Adjust. Renamed from...
4147 (cselib_get_next_unknown_value): ... this.
4148 (get_value_hash): Use hash.
4149 (cselib_hash_rtx): Likewise.
4150 (new_cselib_val): Adjust. Set and dump uid.
4151 (cselib_lookup_mem): Pass next_uid as hash.
4152 (cselib_subst_to_values): Likewise.
4153 (cselib_log_lookup): Dump uid.
4154 (cselib_lookup): Pass next_uid as hash. Adjust.
4155 (cselib_process_insn): Adjust.
4156 (cselib_init): Initialize next_uid.
4157 (cselib_finish): Adjust.
4158 (dump_cselib_table): Likewise.
4159 * dse.c (canon_address): Dump value uid.
4160 * print-rtl.c (print_rtx): Print value uid.
4161 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4163 (dv_uid): New function, sort of renamed from...
4164 (dv_htab_hash): ... this, reimplemented in terms of it and...
4165 (dv_uid2hash): ... this. New.
4166 (variable_htab_eq): Drop excess assertions.
4167 (tie_break_pointers): Removed.
4168 (canon_value_cmp): Compare uids.
4169 (variable_post_merge_New_vals): Print uids.
4170 (vt_add_function_parameters): Adjust.
4171 (vt_initialize): Reset table. Adjust.
4173 2010-02-03 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/42944
4176 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4177 (call_may_clobber_ref_p_1): Likewise. Properly handle
4178 malloc and calloc clobbering errno.
4180 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4182 * doc/invoke.texi: Fix name of sched1 dump.
4184 * opts.c (decode_options): Set flag_tree_switch_conversion
4185 only conditionally on optimize >= 2.
4187 * gcse.c: Assorted comment fixes in pass description.
4189 2010-02-03 Anthony Green <green@moxielogic.com>
4191 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4192 nop padding in order to maintain alignment of storage location of
4193 target function address.
4194 (moxie_trampoline_init): Store target function address at newly
4196 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4198 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4200 2010-02-03 Richard Guenther <rguenther@suse.de>
4203 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4205 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4207 * config.gcc: Reenable check for obsolete targets.
4208 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4209 mips-sgi-irix6.[0-4]*.
4211 2010-02-02 Nick Clifton <nickc@redhat.com>
4213 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4214 constant size of 4 as being the same as 0.
4215 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4216 can take values in the range 0..4.
4218 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4221 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4222 as _darwin10_Unwind_FindEnclosingFunction().
4223 * libgcc-libsystem.ver: New.
4225 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4228 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4229 implicitly set registers.
4231 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4233 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4234 (arm_override_options): Allow automatic selection of the thread
4235 pointer register if thumb2.
4236 (legitimize_pic_address): Improve code sequences for Thumb2.
4237 (arm_call_tls_get_addr): Likewise.
4238 (legitimize_tls_address): Likewise.
4239 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4240 (pic_load_addr_32bit): ... this. New named pattern.
4241 * thumb2.md (pic_load_addr_thumb2): Delete.
4242 (pic_load_dot_plus_four): Delete.
4243 (tls_load_dot_plus_four): New named pattern.
4245 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4248 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4249 Document fix for TLS bug.
4251 2010-01-31 Richard Guenther <rguenther@suse.de>
4253 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4254 conservatively correct.
4256 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4260 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4262 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4264 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4268 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4270 * config.gcc: Adjust order of makefile fragments for mingw targets.
4272 2010-01-31 Richard Guenther <rguenther@suse.de>
4275 * gimplify.c (gimplify_init_constructor): For volatile LHS
4276 initialize a temporary.
4278 2010-01-31 Matthias Klose <doko@ubuntu.com>
4280 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4282 * configure: Regenerate.
4284 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4286 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4287 the same alias set and their sizes different constantness.
4288 (aliasing_component_refs_p): Revert 2009-10-24 change.
4290 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4292 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4295 2010-01-29 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4298 Assert we successfully updated the call.
4300 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4302 PR rtl-optimization/42889
4303 * df.h (df_set_bb_dirty_nonlr): New prototype.
4304 * df-core.c (df_set_bb_dirty_nonlr): New function.
4305 * df-scan.c (df_insn_rescan): Call it instead of
4306 df_set_bb_dirty for DEBUG_INSNs.
4308 2010-01-29 Richard Guenther <rguenther@suse.de>
4311 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4312 quadratic behavior in most cases.
4314 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4318 in the call to gen_x86_movsicc_0_m1.
4320 2010-01-28 Richard Guenther <rguenther@suse.de>
4322 PR tree-optimization/42871
4323 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4325 2010-01-28 Richard Guenther <rguenther@suse.de>
4327 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4328 into call arguments.
4330 2010-01-28 Richard Guenther <rguenther@suse.de>
4333 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4334 the forwarder if the destination is an EH landing pad.
4336 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4338 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4339 block list passed to gimple_duplicate_sese_tail.
4340 (parallelize_loops): Avoid parallelization when the function
4342 Avoid parallelization when the preheader is IRREDUCIBLE.
4343 Try to optimize when estimated_loop_iterations_int is unresolved.
4344 Add the loop's location to the dump file.
4345 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4346 (gimple_duplicate_sese_tail): Remove the check for the latch.
4347 Redirect nexits to the exit block.
4348 Remove handling of the incoming edges to the latch.
4349 Redirect the backedge from the copied latch to the exit bb.
4351 2010-01-28 Michael Matz <matz@suse.de>
4354 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4355 Wrap force_reg into a sequence, emit it before user.
4357 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4359 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4361 (arm_legacy_rev): Likewise.
4362 (thumb_legacy_rev): Likewise.
4364 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4366 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4367 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4368 on MEM's address failed, try avoid_constant_pool_reference and
4369 recurse if it returned something different.
4370 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4371 address, try avoid_constant_pool_reference and recurse if it
4372 returned something different.
4373 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4374 address and avoid_constant_pool_reference returned something
4375 different, don't set have_address.
4377 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4380 * var-tracking.c (val_store): Add modified argument, obey it.
4382 (count_uses): Move down logging of main.
4383 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4384 don't need resolution.
4385 (emit_notes_in_bb): Likewise.
4387 2010-01-27 Richard Guenther <rguenther@suse.de>
4390 * tree-inline.c (remap_decl): Delay remapping of SSA name
4391 default definitions until we need them.
4393 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4395 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4396 (rs6000_delegitimize_address): New function.
4398 * config/s390/s390.c (s390_delegitimize_address): Call
4399 delegitimize_mem_from_attrs.
4402 * tree-inline.c (cannot_copy_type_1): Removed.
4403 (copy_forbidden): Don't forbid copying of functions containing
4404 records/unions with variable length fields.
4406 2010-01-27 Christian Bruel <christian.bruel@st.com>
4410 * config/sh/sh.c (find_barrier): Increase length for non delayed
4411 conditional branches.
4413 2010-01-27 Matthias Klose <doko@ubuntu.com>
4415 * configure.ac (gnu-unique-object): Fix ldd version check.
4416 * configure: Regenerate.
4418 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4420 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4422 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4423 Test for HAVE_GNU_AS value.
4425 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4427 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4428 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4429 INT64_TYPE): Define.
4430 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4431 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4432 INT_LEAST64_TYPE): Define.
4433 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4434 UINT_LEAST64_TYPE): Define.
4435 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4436 INT_FAST64_TYPE): Define.
4437 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4438 UINT_FAST64_TYPE): Define.
4439 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4440 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4441 (SIG_ATOMIC_TYPE): Define.
4443 2010-01-26 Richard Guenther <rguenther@suse.de>
4445 * df-scan.c (df_scan_set_bb_info): Remove assert.
4446 (df_insn_rescan_debug_internal): Merge asserts.
4447 (df_install_ref): Likewise.
4448 (df_mark_reg): Use bitmap_set_range.
4449 (df_hard_reg_used_p): Remove assert.
4450 (df_hard_reg_used_count): Likewise.
4452 2010-01-26 Richard Guenther <rguenther@suse.de>
4454 PR rtl-optimization/42685
4455 * web.c (web_main): Ignore DEBUG_INSNs.
4457 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4459 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4461 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4462 Fix types of fndecl and arglist parameters.
4464 2010-01-26 Richard Guenther <rguenther@suse.de>
4467 * tree-eh.c (unsplit_eh): Skip debug insns.
4469 2010-01-26 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/42250
4472 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4474 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4477 * omp-low.c (expand_omp_sections): Only use single_pred if
4478 l2_bb is single_pred_p.
4480 2010-01-25 Christian Bruel <christian.bruel@st.com>
4483 * config/sh/sh.c (find_barrier): Increase length for non delayed
4484 conditional branches.
4485 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4487 2010-01-24 David S. Miller <davem@davemloft.net>
4489 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4490 define if not using GAS.
4491 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4492 Likewise. Delete SECTION_MERGE code, which is only applicable
4495 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4498 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4499 mangling of va_list in system headers.
4501 2010-01-23 Toon Moene <toon@moene.org>
4503 * tree-predcom.c (combine_chains): Return NULL, not false.
4505 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4507 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4508 initialization of variable res to agree with return type.
4510 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4512 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4513 * tree-sra.c: Add include of expr.h.
4515 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4517 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4518 insert the debug stmt on the single non-EH edge from the stmt.
4520 2010-01-22 Richard Henderson <rth@redhat.com>
4523 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4524 the RHS until after generate_subtree_copies has insertted its
4525 code before the current statement.
4527 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4529 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4531 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4533 2010-01-21 Martin Jambor <mjambor@suse.cz>
4535 PR tree-optimization/42585
4536 * tree-sra.c (struct access): New field grp_total_scalarization.
4537 (dump_access): Dump the new field.
4538 (should_scalarize_away_bitmap): New variable.
4539 (cannot_scalarize_away_bitmap): Likewise.
4540 (sra_initialize): Allocate new bitmaps.
4541 (sra_deinitialize): Free new bitmaps.
4542 (create_access_1): New function.
4543 (create_access): Parts moved to create_access_1.
4544 (type_consists_of_records_p): New function.
4545 (completely_scalarize_record): Likewise.
4546 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4547 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4548 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4550 (analyze_all_variable_accesses): Completely scalarize small eligible
4553 2010-01-21 Martin Jambor <mjambor@suse.cz>
4555 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4557 2010-01-21 Andrew Haley <aph@redhat.com>
4559 * gcc.c (process_command): Move lang_specific_driver before
4560 setting cc_libexec_prefix.
4562 2010-01-21 Richard Guenther <rguenther@suse.de>
4565 * fold-const.c (negate_expr_p): Pretend only negative
4566 real constants are easily negatable.
4568 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4569 Jason Merrill <jason@redhat.com>
4571 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4572 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4573 * calls.c (initialize argument_information): Handle it.
4574 * c-common.c (handle_transparent_union_attribute): Use new name.
4575 * c-decl.c (finish_struct): Ditto.
4576 * c-typeck.c (type_lists_compatible_p): Ditto.
4577 (convert_for_assignment): Use new name and also handle record.
4578 * function.c (aggregate_value_p): Handle it.
4579 (pass_by_reference): Ditto.
4580 (assign_parm_data_types): Ditto.
4581 * print-tree.c (print_node): Ditto.
4582 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4583 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4584 * tree.c (first_field): New fn.
4586 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4589 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4590 even when linking statically, for now.
4592 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4595 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4596 without a cselib val.
4597 (count_uses): Accept MO_VAL_SET with no val on stores.
4598 (add_stores): Likewise.
4600 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4602 * var-tracking.c (check_value_val): Add a compile time assertion.
4603 (dv_is_decl_p): Simplify.
4604 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4605 gcc_assert if ENABLE_CHECKING.
4607 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4610 * var-tracking.c: Include tree-flow.h.
4611 (mem_dies_at_call): New.
4612 (dataflow_set_preserve_mem_locs): Use it.
4613 (dataflow_set_remove_mem_locs): Likewise.
4614 (dump_var): Renamed from dump_variable. Adjust all callers.
4615 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4616 * Makefile.in (var-tracking.o): Adjust deps.
4618 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4620 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4622 2010-01-20 Richard Guenther <rguenther@suse.de>
4624 PR tree-optimization/42717
4625 * tree-ssa-dce.c (get_live_post_dom): Remove.
4626 (forward_edge_to_pdom): Take an arbitrary edge to copy
4627 degenerate PHI args from.
4628 (remove_dead_stmt): Use the first post-dominator even if it
4629 does not contain live statements as redirection destination.
4631 2010-01-20 Richard Guenther <rguenther@suse.de>
4633 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4635 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4637 * sel-sched.c (create_speculation_check): Remove set but not used
4639 (try_transformation_cache): Remove set but not used variable ds.
4640 (calculate_privileged_insns): Remove set but not used variables
4641 cur_insn and min_spec_insn.
4642 (find_best_expr): Remove set but not used variable avail_n.
4643 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4645 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4647 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4648 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4651 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4654 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4655 cpu types. Add support for *-sse3 cpu types.
4656 (x86_64-*-*): Ditto.
4658 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4661 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4662 argument, call initializer_constant_valid_p_1 instead of
4663 initializer_constant_valid_p, pass CACHE to it, return NULL
4664 immediately if first call returns NULL.
4665 (initializer_constant_valid_p_1): New function.
4666 (initializer_constant_valid_p): Use it.
4668 2010-01-20 Thomas Quinot <quinot@adacore.com>
4670 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4672 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4674 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4675 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4676 (loc_list_from_tree): Don't handle unsigned division. Handle
4677 signed modulo using DW_OP_{over,over,div,mul,minus}.
4678 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4679 modulo instead of signed.
4681 2010-01-20 DJ Delorie <dj@redhat.com>
4683 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4685 (h8300_emit_stack_adjustment): Propogate it.
4687 (h8300_expand_prologue): Likewise.
4688 (h8300_expand_epilogue): Likewise.
4690 2010-01-19 Michael Matz <matz@suse.de>
4692 PR tree-optimization/41783
4693 * tree-data-ref.c (toplevel): Include flags.h.
4694 (dump_data_dependence_relation): Also dump the inputs if the
4695 result will be unknown.
4696 (split_constant_offset_1): Look through some conversions.
4697 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4698 the offset from last element is too large.
4699 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4700 (reassociate_to_the_same_stmt): Handle vector registers.
4701 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4703 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4704 wide_prolog_niters argument, emit widening instructions.
4705 (vect_do_peeling_for_alignment): Adjust caller, use widened
4706 variant of the iteration cound.
4707 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4709 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4712 * config/arm/neon-testgen.m (emit_automatics): New parameter
4713 features. Adjust for Fixed_return_reg feature.
4714 (test_intrinsic): Call emit_automatics with new feature.
4715 * config/arm/neon.ml: Update copyright years.
4716 (features): New Fixed_return_reg feature.
4717 (ops): Update feature for Vget_low.
4719 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4721 PR tree-optimization/42719
4722 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4726 * fwprop.c (all_uses_available_at): Return false if def_set dest
4727 is a REG that is used in def_insn.
4729 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4731 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4733 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4736 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4738 * target.h (struct gcc_target) <secondary_reload>: Change type
4739 of last argument to secondary_reload_info *.
4741 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4744 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4745 memory references with unaligned offsets. Remove CQImode handling.
4746 (unaligned_memory_operand): Return 1 for memory references with
4747 unaligned offsets. Remove CQImode handling.
4749 2010-01-18 Richard Guenther <rguenther@suse.de>
4752 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4755 2010-01-18 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/42781
4758 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4759 restrict processing only if the original variable was artificial.
4761 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4763 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4764 find number of popped argument bytes.
4766 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4767 Fix the text that describes the return value for invalid insns.
4769 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4771 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4772 Clarify what 'cost of the -dependence' is. Fix quoting.
4774 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4775 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4777 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4779 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4780 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4782 2010-01-17 Richard Guenther <rguenther@suse.de>
4785 * function.c (split_complex_args): Take a VEC to modify.
4786 (assign_parms_augmented_arg_list): Build a VEC instead of
4787 a chain of PARM_DECLs.
4788 (assign_parms_unsplit_complex): Take a VEC of arguments.
4789 Do not fixup unmodified parms.
4790 (assign_parms): Deal with the VEC.
4791 (gimplify_parameters): Likewise.
4793 2010-01-17 Richard Guenther <rguenther@suse.de>
4795 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4796 node existence check.
4797 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4798 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4799 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4800 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4801 (gimple_execute_on_growing_pred): Likewise.
4803 2010-01-17 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/42773
4806 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4807 (compute_antic_aux): Likewise.
4808 (compute_partial_antic_aux): Likewise.
4810 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4813 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4816 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4818 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4821 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4822 Fix markup for strict argument.
4824 (TARGET_SCHED_REORDER2): Fix argument types.
4826 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4827 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4829 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4830 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4832 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4835 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4836 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4837 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4838 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4839 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4841 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4843 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4845 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4846 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4848 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4850 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4853 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4855 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4856 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4858 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4860 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4862 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4863 referring to it. Fix language.
4865 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4867 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4869 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4871 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4873 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4874 '@var{stream}. Remove stray 'and'.
4876 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4878 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4880 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4882 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4883 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4885 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4886 Fix description of return value.
4887 Rename argument "sz" to "len."
4889 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4890 Clarify meaning of 'true' return value.
4892 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4894 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4895 rep_mode versus mode_rep.
4897 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4899 (TARGET_BUILTIN_DECL): Fix name.
4901 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4903 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4905 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4907 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4909 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4911 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4914 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4915 Rename argument tm_fn to md_fn.
4917 (TARGET_OPTION_PRINT): Fix argument list.
4919 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4922 * config/i386/i386.c (ix86_fixup_binary_operands):
4923 Revert FMA4 fixup of operands.
4925 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4928 * Makefile.in (write_entries_to_file, install-plugin):
4929 Use \012 instead of \n with tr.
4931 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4933 * configure.ac (HAVE_AS_REF): New C macro.
4934 * configure: Regenerate.
4935 * config.in: Likewise.
4936 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4938 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4941 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4943 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4945 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4947 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4949 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4951 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4953 (TARGET_BINDS_LOCAL_P): Fix argument type.
4955 (TARGET_ASM_FILE_END): Use prototype.
4957 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4959 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4961 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4963 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4965 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4966 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4968 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4969 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4971 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4972 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4973 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4974 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4976 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4978 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4980 (TARGET_INIT_BUILTINS): Use prototype.
4982 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4983 Put 'const char *' in braces. Fix parameter types.
4984 (TARGET_INVALID_CONVERSION): Fix parameter types.
4985 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4986 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4988 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4991 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4993 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4995 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4997 * doc/tm.texi (TARGET_HELP): Fix return type.
4999 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5000 in braces. Fix argument types.
5002 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5004 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5006 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5008 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5009 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5011 (TARGET_MANGLE_TYPE): Fix argument types.
5013 (TARGET_IRA_COVER_CLASSES): Use prototype.
5015 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5017 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5019 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5021 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5023 (TARGET_CALLEE_COPIES): Fix argument types.
5025 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5027 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5029 (TARGET_FUNCTION_VALUE): Fix argument types.
5031 (TARGET_RETURN_IN_MSB): Fix argument type.
5033 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5035 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5037 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5039 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5040 agree with return type.
5042 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5044 2010-01-15 Jing Yu <jingyu@google.com>
5046 PR rtl-optimization/42691
5047 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5048 a pseudo to a constant and are merged, and adjust comments.
5050 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5052 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5054 2010-01-15 Richard Guenther <rguenther@suse.de>
5057 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5058 labels of computed or non-local gotos to the destination.
5059 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5060 landing pad label is the first label.
5062 2010-01-15 Richard Guenther <rguenther@suse.de>
5064 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5066 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5069 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5070 to allow generation of the xssqrtdp instruction on power7.
5071 (sqrtdf2_fpr): Ditto.
5073 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5076 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5077 functions with noreturn attribute.
5080 * varasm.c (declare_weak): Add weak attribute to decl if it
5081 doesn't have one already.
5082 (assemble_external): Only add decls to weak_decls if they also
5083 have weak attribute.
5085 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5087 * var-tracking.c (var_reg_delete): Don't delete the association
5088 between REGs and values or one-part variables if the register
5091 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5094 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5095 because its first operand is a non-localized variable.
5097 2010-01-14 Martin Jambor <mjambor@suse.cz>
5099 PR tree-optimization/42706
5100 * tree-sra.c (encountered_recursive_call): New variable.
5101 (encountered_unchangable_recursive_call): Likewise.
5102 (sra_initialize): Initialize both new variables.
5103 (callsite_has_enough_arguments_p): New function.
5104 (scan_function): Call decl and flags check only for IPA-SRA, check
5105 whether there is a recursive call and whether it has enough arguments.
5106 (all_callers_have_enough_arguments_p): New function.
5107 (convert_callers): Look for recursive calls only when
5108 encountered_recursive_call is set.
5109 (ipa_early_sra): Bail out either if
5110 !all_callers_have_enough_arguments_p or
5111 encountered_unchangable_recursive_call.
5113 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5115 * sel-sched.c: Add 2010 to copyright years.
5116 * sel-sched-ir.c: Likewise.
5117 * sel-sched-ir.h: Likewise.
5119 2010-01-14 Martin Jambor <mjambor@suse.cz>
5121 PR tree-optimization/42714
5122 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5123 constructors specially.
5125 2010-01-14 Andi Kleen <ak@linux.intel.com>
5127 * config/i386/drivers-i386.c (detect_caches_intel):
5128 Add l2sizekb parameter and fill in.
5129 (host_detect_local_cpu): Add l2sizekb, fill in.
5130 Add Atom small cache heuristic.
5132 2010-01-14 Andi Kleen <ak@linux.intel.com>
5134 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5135 Add level3 parameter and fill in.
5136 (detect_caches_intel): Handle level3 cache.
5138 2010-01-14 Andi Kleen <ak@linux.intel.com>
5140 * config/i386/drivers-i386.c (host_detect_local_cpu):
5141 Fix core duo detection.
5143 2010-01-14 Andi Kleen <ak@linux.intel.com>
5145 * config/i386/drivers-i386.c (host_detect_local_cpu):
5148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5150 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5151 (rs6000_variable_issue_1): this. Use...
5152 (rs6000_variable_issue): here. Reimplement. Print debug info.
5154 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5156 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5157 sel_restore_notes. Update all callers. Call reemit_notes
5160 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5162 PR rtl-optimization/42246
5163 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5166 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5168 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5169 all successors is the same as number of successors in current region.
5171 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5173 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5174 to rename is not separable. Otherwise check that its LHS is not NULL.
5176 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5178 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5180 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5182 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5183 available registers when failed to discover LHS register class.
5184 Fix indentation. Update comment.
5186 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5187 Alexander Monakov <amonakov@ispras.ru>
5189 PR rtl-optimization/42389
5190 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5192 (advance_state_on_fence): Likewise.
5193 (sel_target_adjust_priority): Print debug output only when
5194 sched_verbose >= 4, not 2.
5195 (get_expr_cost): Do not issue all unique insns on the next cycle.
5196 (fill_insns): Initialize can_issue_more from the value saved
5198 * sel-sched-ir.c (flist_add): New parameter issue_more.
5199 Init FENCE_ISSUE_MORE with it.
5200 (merge_fences): Likewise.
5201 (init_fences): Update call to flist_add.
5202 (add_to_fences, add_clean_fence_to_fences)
5203 (add_dirty_fence_to_fences): Likewise.
5204 (move_fence_to_fences): Update call to merge_fences.
5205 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5207 * sel-sched-ir.h (struct _fence): New field issue_more.
5208 (FENCE_ISSUE_MORE): New accessor macro.
5210 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5212 PR rtl-optimization/42388
5213 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5214 that have no predecessors nor successors. Do not call move_bb_info
5215 for empty blocks outside of current region.
5217 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5219 PR rtl-optimization/42294
5220 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5221 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5222 originators' originators.
5224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5226 PR rtl-optimization/39453
5227 PR rtl-optimization/42246
5228 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5230 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5232 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5233 Alexander Monakov <amonakov@ispras.ru>
5236 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5237 (maybe_tidy_empty_bb): ... here. Make static. Add new
5238 argument. Update all callers.
5239 (tidy_control_flow): ... and here. Recompute topological order
5240 of basic blocks in region if necessary.
5241 (sel_redirect_edge_and_branch): Change return type. Return true
5242 if topological order might have been invalidated.
5243 (purge_empty_blocks): Export and move from...
5244 * sel-sched.c (purge_empty_blocks): ... here.
5245 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5246 (maybe_tidy_empty_bb): Delete prototype.
5247 (purge_empty_blocks): Declare.
5249 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5251 PR rtl-optimization/42249
5252 * sel-sched.c (try_replace_dest_reg): When chosen register
5253 and original register is the same, do not bail out early, but
5254 still check all original insns for validity of replacing destination
5255 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5258 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5261 Port from no-undefined-overflow branch:
5262 2009-03-09 Richard Guenther <rguenther@suse.de>
5264 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5266 2010-01-14 Richard Guenther <rguenther@suse.de>
5269 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5271 2010-01-14 Ira Rosen <irar@il.ibm.com>
5273 PR tree-optimization/42709
5274 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5275 as scalar type in creation of constant vector operand.
5277 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5280 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5281 (check-parallel-%): Match `testsuite' directory component only
5284 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5286 PR translation/39521
5287 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5290 2010-01-13 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/42730
5293 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5296 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5299 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5300 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5303 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5305 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5306 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5307 ___umulsi3_highpart.
5309 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5310 rather than schedule_insns if the pass is enabled.
5312 2010-01-13 Martin Jambor <mjambor@suse.cz>
5314 PR tree-optimization/42704
5315 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5318 2010-01-13 Martin Jambor <mjambor@suse.cz>
5320 PR tree-optimization/42703
5321 * tree-sra.c (analyze_access_subtree): Check that we can build a
5322 reference to the original data within the aggregate.
5324 2010-01-13 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/42705
5327 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5329 2010-01-13 Richard Guenther <rguenther@suse.de>
5332 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5334 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5337 * var-tracking.c (values_to_unmark): New variable.
5338 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5339 values_to_unmark vector. Moved body to...
5340 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5341 instead queue it into values_to_unmark vector.
5342 (vt_find_locations): Free values_to_unmark vector.
5344 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5346 * config/s390/s390.c (override_options): Set
5347 default of max-pending-list-length to 256
5349 2010-01-13 Richard Guenther <rguenther@suse.de>
5352 * tree-pass.h (PROP_gimple_lcx): New.
5353 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5354 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5355 before the final cleanup_eh.
5356 (dump_properties): Dump PROP_gimple_lcx.
5357 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5358 (tree_lower_complex_O0): Remove.
5359 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5360 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5361 tree_lower_complex, schedule TODO_update_ssa.
5362 * lto-streamer-out.c (output_function): Stream the functions
5364 * lto-streamer-in.c (input_function): Likewise.
5365 (lto_read_body): Do not override them here.
5367 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5370 * c-typeck.c (build_c_cast): Fold value cast to union type before
5371 wrapping it in a CONSTRUCTOR.
5373 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5375 PR rtl-optimization/42699
5376 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5379 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5381 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5382 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5383 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5384 SUBTARGET_WARN_UNUSED_SPEC): ... here
5385 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5387 2010-01-12 Julian Brown <julian@codesourcery.com>
5389 * config/arm/neon-schedgen.ml (Utils): Don't try to
5390 open missing module.
5391 (find_with_result): New.
5393 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5396 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5397 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5399 PR tree-optimization/42645
5400 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5401 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5402 decl_map, set processing_debug_stmt to -1 and return name without
5405 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5407 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5408 binutils version, and reword target configuration description.
5410 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5412 * config/avr/avr.h (LINKER_NAME): Remove.
5414 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5417 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5418 that support VSX, warn for -mno-altivec if vsx is not disabled,
5421 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5422 Shujing Zhao <pearly.zhao@oracle.com>
5424 PR translation/42469
5425 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5426 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5427 character between option name and help text.
5428 * c.opt (imultilib): Likewise.
5430 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5432 * lto-streamer-out.c (output_unreferenced_globals): Output static
5435 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5437 PR rtl-optimization/42621
5438 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5439 optimizing for size.
5440 (duplicate_computed_gotos): Remove now-redundant check.
5442 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5445 * configure.ac: Save and restore LDFLAGS and LIBS
5446 * configure: Regenerate.
5448 2010-01-10 Richard Guenther <rguenther@suse.de>
5451 * builtins.c (fold_builtin_strlen): Add type argument and
5452 convert the resulting length to it.
5453 (fold_builtin_1): Adjust.
5455 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5457 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5458 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5460 (num_insns_constant_wide): Adjust for that change.
5462 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5465 * web.c (union_defs): Add used argument, to combine uses of
5467 (entry_register): Adjust type and tests of used argument.
5468 (web_main): Widen used for new use. Pass it to union_defs.
5469 * df.h (union_defs): Adjust prototype.
5471 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5474 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5475 uses in new incoming argument. Free body.
5476 (reset_debug_uses_in_loop): New.
5477 (analyze_insn_to_expand_var): Call the latter if the former found
5478 anything. Fix whitespace. Reject invalid dest overlaps before
5479 going through all insns in the loop.
5481 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5484 * haifa-sched.c (dying_use_p): Debug insns don't count.
5486 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5489 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5490 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5491 (verify_gimple_call): Reject LHS in noreturn calls.
5493 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5497 * tree-vect-loop-manip.c (adjust_info): New type.
5498 (adjust_vec): New pointer to vector.
5499 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5500 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5501 (slpeel_update_phis_for_duplicate_loop): Use them.
5502 (slpeel_update_phi_nodes_for_guard1): Likewise.
5503 (slpeel_update_phi_nodes_for_guard2): Likewise.
5504 (slpeel_tree_peel_loop_to_edge): Likewise.
5505 (vect_update_ivs_after_vectorizer): Likewise.
5507 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5509 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5510 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5512 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5514 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5515 bogus uninitialized warning.
5517 2010-01-09 Richard Guenther <rguenther@suse.de>
5520 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5521 the evolution is compatible with the initial condition.
5523 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5525 * gcc.c (process_command): Update copyright notice dates.
5526 * gcov.c (print_version): Likewise.
5527 * gcov-dump.c (print_version): Likewise.
5528 * mips-tfile.c (main): Likewise.
5529 * mips-tdump.c (main): Likewise.
5531 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5534 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5536 (rotlhi3_8): Delete.
5538 (rotlsi3_8): Delete.
5539 (rotlsi3_16): Delete.
5540 (rotlsi3_24): Delete.
5542 (*rotw<mode>3): New.
5543 (*rotb<mode>3): New.
5544 * config/avr/avr.c (avr_rotate_bytes): New function.
5545 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5547 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5550 * configure.ac: Modify -rdynamic check.
5551 * configure: Regenerate.
5553 2010-01-08 DJ Delorie <dj@redhat.com>
5555 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5556 register popping order.
5558 2010-01-08 Richard Guenther <rguenther@suse.de>
5561 * c.opt (fsigned-char): Also let LTO handle this option.
5562 (funsigned-char): Likewise.
5564 2010-01-07 Richard Guenther <rguenther@suse.de>
5566 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5567 (gimple_op): Likewise.
5568 (gimple_op_ptr): Likewise.
5569 (gimple_assign_set_lhs): Remove gcc_assert.
5570 (gimple_assign_set_rhs1): Likewise.
5571 (gimple_assign_set_rhs2): Likewise.
5572 (gimple_call_set_lhs): Likewise.
5573 (gimple_call_set_fn): Likewise.
5574 (gimple_call_set_fndecl): Likewise.
5575 (gimple_call_fndecl): Likewise.
5576 (gimple_call_return_type): Likewise.
5577 (gimple_call_set_chain): Likewise.
5578 (gimple_call_num_args): Likewise.
5579 (gimple_call_set_arg): Likewise.
5580 (gimple_cond_set_code): Likewise.
5581 (gimple_cond_set_lhs): Likewise.
5582 (gimple_cond_set_rhs): Likewise.
5583 (gimple_cond_set_true_label): Likewise.
5584 (gimple_cond_set_false_label): Likewise.
5585 (gimple_label_set_label): Likewise.
5586 (gimple_goto_set_dest): Likewise.
5587 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5588 (gimple_debug_bind_get_value): Likewise.
5589 (gimple_debug_bind_get_value_ptr): Likewise.
5590 (gimple_debug_bind_set_var): Likewise.
5591 (gimple_debug_bind_set_value): Likewise.
5592 (gimple_debug_bind_reset_value): Likewise.
5593 (gimple_debug_bind_has_value_p): Likewise.
5594 (gimple_return_retval_ptr): Remove gcc_assert.
5595 (gimple_return_retval): Likewise.
5596 (gimple_return_set_retval): Likewise.
5597 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5598 (safe_referenced_var_iterator): Remove.
5599 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5600 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5601 (fill_referenced_var_vec): Remove.
5602 (first_readonly_imm_use): Remove redundant gcc_assert.
5603 (phi_arg_index_from_use): Combine gcc_asserts.
5604 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5605 (first_imm_use_stmt): Remove redundant gcc_assert.
5606 * tree-cfg.c (verify_gimple_call): Verify function and chain
5607 operands. Verify arguments.
5608 (verify_types_in_gimple_stmt): Verify condition code and labels.
5610 2010-01-07 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/42641
5613 * sese.c (rename_map_elt_info): Use the SSA name version, do
5616 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5618 PR tree-optimization/42625
5619 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5620 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5622 2010-01-07 Duncan Sands <baldrick@free.fr>
5624 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5626 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5629 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5630 note itself is not function_invariant_p.
5632 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5634 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5635 Do not add the DF_NOTE problem.
5636 * store-motion.c (execute_rtl_store_motion): Likewise.
5638 2010-01-07 Martin Jambor <mjambor@suse.cz>
5640 PR tree-optimization/42157
5641 * tree-sra.c (compare_access_positions): Stabilize sort if both
5642 accesses have integer types, return zero immediately if they are the
5645 2010-01-06 Richard Henderson <rth@redhat.com>
5648 * haifa-sched.c (add_to_note_list): Merge into ...
5649 (concat_note_lists): ... here, and ...
5650 (unlink_other_notes, rm_other_notes): Merge into...
5651 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5652 NOTE_INSN_EPILOGUE_BEG.
5654 2010-01-06 Richard Guenther <rguenther@suse.de>
5656 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5657 not inline regular functions into always-inline functions.
5659 2010-01-06 Nick Clifton <nickc@redhat.com>
5661 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5662 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5664 (OVERRIDE_OPTIONS): Delete.
5665 (OPTIMIZATION_OPTIONS): Define.
5666 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5667 * config/rx/rx.c (rx_handle_option): Issue an error message if
5668 -mcpu=rx200 and -fpu are used together.
5669 (rx_set_optimization_options): New function. Issue an error
5670 message if an optimization attribute attempts to reset the FPU/
5671 math optimization pairing.
5672 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5673 * config/rx/rx.opt: Set the default to 32-bit doubles.
5674 * config/rx/t-rx: Add multilibs for -nofpu option.
5675 * doc/invoke.texi: Update documentation of RX options.
5677 2010-01-06 Richard Guenther <rguenther@suse.de>
5679 * tree-ssa-pre.c (name_to_id): New global.
5680 (alloc_expression_id): Simplify SSA name handling.
5681 (lookup_expression_id): Likewise.
5682 (init_pre): Zero name_to_id.
5683 (fini_pre): Free it.
5685 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5687 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5689 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5692 * config/i386/sse.md (smaxv2di3): New.
5693 (umaxv2di3): Likewise.
5694 (sminv2di3): Likewise.
5695 (uminv2di3): Likewise.
5697 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5700 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5701 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5702 (legitimize_tls_address): Likewise.
5703 (sparc_tls_referenced_p): Likewise.
5704 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5705 and adjust calls to legitimize_pic_address.
5706 (legitimate_constant_p) Use sparc_tls_referenced_p.
5707 (legitimate_pic_operand_p): Likewise.
5708 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5709 (sparc_tls_symbol_ref_1): Delete.
5710 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5711 (legitimize_tls_address): Make static, handle CONST patterns.
5712 (legitimize_pic_address): Make static, remove unused parameter and
5713 adjust recursive calls.
5714 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5715 and adjust call to legitimize_pic_address.
5716 (sparc_output_mi_thunk): Likewise.
5718 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5719 H.J. Lu <hongjiu.lu@intel.com>
5722 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5723 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5724 operands to make them signed.
5727 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5730 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5731 GTU to GT for V4SI and V2DI.
5733 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5734 (umin<mode>3): Removed.
5736 (uminv4si3): Likewise.
5738 2010-01-05 Martin Jambor <mjambor@suse.cz>
5740 PR tree-optimization/42462
5741 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5742 current_function_decl to helper functions and macros.
5744 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5747 * flags.h: Don't include real.h.
5748 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5749 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5750 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5751 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5752 * dominance.c: Update copyright.
5753 * gimple.c (walk_gimple_op): Remove inline.
5754 * tree-ssa-reassoc.c: Include real.h.
5755 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5756 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5758 2010-01-05 Nick Clifton <nickc@redhat.com>
5760 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5761 register to push into the stack frame when the accumulator has to
5762 be saved during interrupts.
5764 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5766 * doc/invoke.texi: Remove the documentation about option
5768 * common.opt (Wunreachable-code): Preserved for backward
5770 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5771 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5772 the backward compatibility flag section.
5774 2010-01-05 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5778 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5781 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5783 PR tree-optimization/42508
5784 * tree-sra.c (convert_callers): Check for recursive call
5785 by comparing cgraph nodes instead of decls.
5786 (modify_function): Call ipa_modify_formal_parameters also
5787 on all same_body aliases.
5789 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5790 cgraph nodes when checking for same_body aliases.
5792 2010-01-05 Richard Guenther <rguenther@suse.de>
5794 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5795 allocation and lookup.
5796 (get_or_alloc_expr_for_constant): Likewise.
5797 (phi_translate): Sink allocation.
5799 2010-01-04 Richard Guenther <rguenther@suse.de>
5801 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5802 a new entry only if needed.
5803 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5804 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5806 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5808 (phi_translate): Handle CONSTANTs early.
5810 2010-01-04 Martin Jambor <mjambor@suse.cz>
5812 PR tree-optimization/42398
5813 * tree-sra.c (struct access): Removed flag grp_different_types.
5814 (dump_access): Do not dump the removed flag.
5815 (sort_and_splice_var_accesses): Do not set the removed flag.
5816 (sra_modify_expr): Check for type compatibility directly.
5818 2010-01-04 Martin Jambor <mjambor@suse.cz>
5820 PR tree-optimization/42366
5821 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5822 edges with variable number of parameters.
5823 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5824 flag instead of asserting it.
5825 (ipa_read_node_info): Read uses_analysis_done flag.
5827 2010-01-04 Richard Guenther <rguenther@suse.de>
5829 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5830 iterative_hash_* as intended.
5831 (vn_reference_compute_hash): Likewise. Simplify hashing
5833 (vn_reference_lookup_2): Likewise.
5834 (vn_nary_op_compute_hash): Likewise.
5835 (vn_phi_compute_hash): Likewise.
5836 (expressions_equal_p): Remove strange code.
5837 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5838 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5839 (bitmap_insert_into_set_1): Take value-id as parameter.
5840 (add_to_value): Pass it.
5841 (bitmap_insert_into_set): Likewise.
5842 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5844 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5847 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5848 (do_self_spec): For switches with SWITCH_IGNORE set set also
5849 SWITCH_IGNORE_PERMANENTLY.
5850 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5853 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5855 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5856 tree of an unreferenced global var.
5858 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5861 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5862 GTU to GT for V4SI and V2DI.
5864 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5865 (umin<mode>3): Removed.
5867 (uminv4si3): Likewise.
5869 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5872 * collect2.c (main): Turn on trace in collect2 if -v is passed
5875 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5877 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5878 description of expression operand.
5880 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5882 * configure.ac: Add install-html to target_list for Make-hooks.
5883 * configure: Regenerate.
5884 * fortran/Make-lang.in (F95_HTMLFILES): New.
5885 (fortran.html): Use it.
5886 (fortran.install-html): New.
5887 * Makefile.in (install-html): Add lang.install-html.
5888 * java/Make-lang.in (JAVA_HTMLFILES): New.
5889 (java.html): Use it.
5890 (java.install-html): New.
5891 * objc/Make-lang.in (objc.install-html): New.
5892 * objcp/Make-lang.in (obj-c++.install-html): New.
5893 * cp/Make-lang.in (c++.install-html): New.
5894 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5895 * lto/Make-lang.in (lto.install-html): New.
5897 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5900 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5902 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5904 PR rtl-optimization/41862
5905 * store-motion.c (store_killed_in_insn, compute_store_table,
5906 remove_reachable_equiv_notes, replace_store_insn,
5907 build_store_vectors): Ignore all DEBUG_INSNs.
5909 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5912 * common.opt: Add dumpdir.
5914 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5916 (option_map): Add --dumpdir.
5918 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5920 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5922 * opts.c (decode_options): Try dump_dir_name first if
5923 dump_base_name isn't an absolute path.
5924 (common_handle_option): Handle OPT_dumpdir.
5926 * toplev.c (dump_dir_name): New.
5927 (print_switch_values): Also ignore -dumpdir.
5929 * toplev.h (dump_dir_name): New.
5931 2010-01-03 Richard Guenther <rguenther@suse.de>
5933 PR tree-optimization/42589
5934 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5935 double-word expansion of bswap32.
5937 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5939 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5940 with BLOCK_FOR_INSN.
5941 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5942 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5943 noce_process_if_block): Likewise.
5944 * gcse.c (compute_local_properties, insert_expr_in_table,
5945 insert_set_in_table, canon_list_insert, find_avail_set,
5946 pre_insert_copy_insn): Likewise.
5948 * basic-block.h (BLOCK_NUM): Move from here...
5949 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5951 2010-01-03 Richard Guenther <rguenther@suse.de>
5953 PR tree-optimization/42438
5954 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5955 contains_may_not_return_call flag.
5956 (BB_MAY_NOTRETURN): New.
5957 (valid_in_sets): Trapping nary operations are not valid
5958 in blocks that may not return.
5959 (insert_into_preds_of_block): Remove check for trapping expressions.
5960 (compute_avail): Compute also BB_MAY_NOTRETURN.
5962 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5964 * doc/invoke.texi: Add 2010 to copyright years.
5966 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5968 * config/sparc/sparc.c: Fix formatting nits.
5970 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5971 Alexander Monakov <amonakov@ispras.ru>
5973 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5975 2010-01-02 Richard Guenther <rguenther@suse.de>
5978 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5979 (simplify_switch_using_ranges): Mark to be removed edges
5982 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5984 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5986 * collect2.c (scan_libraries): Add missing argument in call to
5989 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5992 * config/alpha/predicates.md (aligned_memory_operand): Return false
5994 (unaligned_memory_operand): Return true for CQImode.
5995 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5996 doesn not cross aligned SImode word boundary.
5998 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6000 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6002 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6003 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6005 2010-01-02 Richard Guenther <rguenther@suse.de>
6008 * toplev.c (compile_file): Emit LTO marker properly. Change
6010 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6012 2010-01-01 Richard Guenther <rguenther@suse.de>
6015 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6017 2010-01-01 Richard Guenther <rguenther@suse.de>
6020 * c-decl.c (grokdeclarator): For zero-size arrays force
6021 structural equality checks as layout_type does.
6023 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6025 * builtins.c: Update copyright to 2010.
6027 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6030 * lto-streamer-out.c (produce_asm): Revert the last change.
6031 (copy_function): Likewise.
6033 * lto-streamer.c (lto_get_section_name): Skip any leading
6036 2010-01-01 Richard Guenther <rguenther@suse.de>
6039 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6043 Copyright (C) 2010 Free Software Foundation, Inc.
6045 Copying and distribution of this file, with or without modification,
6046 are permitted in any medium without royalty provided the copyright
6047 notice and this notice are preserved.