1 2010-04-13 Diego Novillo <dnovillo@google.com>
3 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4 * c-pch.c: Include timevar.h.
5 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
6 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE
8 * ggc-common.c: Include timevar.h.
9 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT
11 * timevar.def (TV_PCH_SAVE): Define.
12 (TV_PCH_CPP_SAVE): Define.
13 (TV_PCH_PTR_REALLOC): Define.
14 (TV_PCH_PTR_SORT): Define.
15 (TV_PCH_RESTORE): Define.
16 (TV_PCH_CPP_RESTORE): Define.
18 2010-04-13 Michael Matz <matz@suse.de>
20 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
22 (can_reassociate_p): New function.
23 (break_up_subtract_bb, reassociate_bb): Use it.
25 2010-04-13 Richard Guenther <rguenther@suse.de>
28 * builtins.c (c_readstr): Fix assert.
30 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
33 when generating cltd insn.
35 (*ashl<mode>3_1): Remove special handling for register operand 2.
36 (*ashlsi3_1_zext): Ditto.
38 (*ashlhi3_1_lea): Ditto.
40 (*ashlqi3_1_lea): Ditto.
41 (*<shiftrt_insn><mode>3_1): Ditto.
42 (*<shiftrt_insn>si3_1_zext): Ditto.
43 (*<shiftrt_insn>qi3_1_slp): Ditto.
44 (*<rotate_insn><mode>3_1): Ditto.
45 (*<rotate_insn>si3_1_zext): Ditto.
46 (*<rotate_insn>qi3_1_slp): Ditto.
48 2010-04-13 Richard Guenther <rguenther@suse.de>
50 * tree-ssa-structalias.c (callused_id): Remove.
51 (call_stmt_vars): New.
52 (get_call_vi): Likewise.
53 (lookup_call_use_vi): Likewise.
54 (lookup_call_clobber_vi): Likewise.
55 (get_call_use_vi): Likewise.
56 (get_call_clobber_vi): Likewise.
57 (make_transitive_closure_constraints): Likewise.
58 (handle_const_call): Adjust to do per-call call-used handling.
59 (handle_pure_call): Likewise.
60 (find_what_var_points_to): Remove general callused handling.
61 (init_base_vars): Likewise.
62 (init_alias_vars): Initialize call_stmt_vars.
63 (compute_points_to_sets): Process call-used and call-clobbered
64 vars for call statements.
65 (delete_points_to_sets): Free call_stmt_vars.
67 2010-04-13 Richard Guenther <rguenther@suse.de>
69 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
70 Only add RW dependence for dependence distance zero.
71 Adjust maximal vectorization factor according to dependences.
72 Move alignment handling ...
73 (vect_find_same_alignment_drs): ... here. New function.
74 (vect_analyze_data_ref_dependences): Adjust.
75 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
76 (vect_analyze_data_refs): Adjust minimal vectorization factor
77 according to data references.
78 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
79 dependences before determining the vectorization factor.
80 Analyze alignment after determining the vectorization factor.
81 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
82 dependences before alignment.
83 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
85 (vect_analyze_data_refs): Likewise.
86 (MAX_VECTORIZATION_FACTOR): New define.
88 2010-04-13 Duncan Sands <baldrick@free.fr>
90 * except.h (lang_eh_type_covers): Remove.
91 * except.c (lang_eh_type_covers): Likewise.
93 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
94 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
96 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
97 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
98 UNITS_PER_LONG where it is ABI relevant.
99 (s390_return_addr_rtx): Likewise.
100 (s390_back_chain_rtx): Likewise.
101 (s390_frame_area): Likewise.
102 (s390_frame_info): Likewise.
103 (s390_initial_elimination_offset): Likewise.
104 (save_gprs): Likewise.
105 (s390_emit_prologue): Likewise.
106 (s390_emit_epilogue): Likewise.
107 (s390_function_arg_advance): Likewise.
108 (s390_function_arg): Likewise.
109 (s390_va_start): Likewise.
110 (s390_gimplify_va_arg): Likewise.
111 (s390_function_profiler): Likewise.
112 (s390_optimize_prologue): Likewise.
113 (s390_rtx_costs): Likewise.
114 (s390_secondary_reload): Likewise.
115 (s390_promote_function_mode): Likewise.
116 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
117 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
119 (s390_unwind_word_mode): New function.
120 (s390_function_value): Split 64 bit values into register pair if
121 used as return value.
122 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
123 function call parameters. Handle parallels.
124 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
125 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
126 (DWARF_CIE_DATA_ALIGNMENT): New macro.
127 (s390_expand_setmem): Remove unused variable src_addr.
128 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
129 deal with 64 bit registers.
130 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
131 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
132 (UNITS_PER_LONG): New macro.
133 * libjava/include/s390-signal.h: Define extended ucontext
134 structure containing the upper halfs of the 64 bit registers.
136 2010-04-13 Simon Baldwin <simonb@google.com>
138 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
140 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
142 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
143 rvalue on the RHS if the LHS is of a non-renamable type.
144 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
146 2010-04-13 Matthias Klose <doko@ubuntu.com>
148 * gcc.c (cc1_options): Handle -iplugindir before processing
149 the cc1 spec. Only add -iplugindir once.
150 (cpp_unique_options): Add -iplugindir option if -fplugin* options
152 * common.opt (iplugindir): Remove `Separate' property, initialize.
153 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
155 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
156 (distclean): Remove plugin dir.
157 * doc/invoke.texi: Document -iplugindir.
159 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
161 * doc/plugins.texi (Loading Plugins): Document short
163 (Plugin API): Mention default_plugin_dir_name function.
165 * gcc.c (find_file_spec_function): Add new declaration.
166 (static_spec_func): Use it for "find-file".
167 (find_file_spec_function): Add new function.
168 (cc1_options): Add -iplugindir option if -fplugin* options found.
170 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
172 * plugin.c (add_new_plugin): Updated comment, and handle short
174 (default_plugin_dir_name): Added new function.
176 * common.opt (iplugindir): New option to set the plugin directory.
178 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/i386.md (any_rotate): New code iterator.
181 (rotate_insn): New code attribute.
183 (SWIM124): New mode iterator.
184 (<rotate_insn>ti3): New expander.
185 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
186 any_rotate code iterator.
187 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
188 using any_rotate code iterator and SWIM124 mode iterator.
189 (ix86_rotlti3): New insn_and_split pattern.
190 (ix86_rotrti3): Ditto.
191 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
192 ix86_rotl{di,ti}3 patterns.
193 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
194 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
195 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
196 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
197 code iterator and SWI mode iterator.
198 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
199 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
201 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
202 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
203 (bswap rotatert splitter): Add splitter.
204 (bswap splitter): Macroize splitter using any_rotate code iterator.
205 Add insn predicate to split only for TARGET_USE_XCHGB or when
206 optimizing function for size.
208 2010-04-12 Steve Ellcey <sje@cup.hp.com>
210 * config/pa/pa.c (emit_move_sequence): Remove use of
211 deleted variable flag_argument_noalias.
213 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
215 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
217 Add to unsupported targets list.
218 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
219 sparc*-sun-solaris2.[567]* from target lists.
220 * configure: Regenerate.
221 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
223 Remove Solaris 7 patch references.
224 (Specific, sparc-sun-solaris2.7): Removed.
225 (sparc-sun-solaris2*): Update Solaris 7 example.
226 (sparc64-*-solaris2*): Likewise.
228 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * config.build (alpha*-dec-osf4*): Remove.
231 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
232 of obsolete configurations.
233 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
235 * config/alpha/t-osf4: Renamed to ...
236 * config/alpha/t-osf5: ... this.
237 * config/alpha/osf.h: Renamed to ...
238 * config/alpha/osf5.h: ... this.
239 Merged old osf5.h contents.
241 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
242 (EXTRA_SPECS): Removed.
243 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
244 reflect removal of Tru64 UNIX V4.0/V5.0 support.
247 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
249 * doc/contrib.texi (Contributors, Rainer Orth): Update.
251 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
254 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
255 __thiscall convention.
257 2010-04-12 Steve Ellcey <sje@cup.hp.com>
259 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
261 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
263 2010-04-12 Steve Ellcey <sje@cup.hp.com>
265 * function.c (assign_parms_initialize_all): Add unused attribute
268 2010-04-12 Richard Guenther <rguenther@suse.de>
270 * gsstruct.def (GSS_CALL): New.
271 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
272 * gimple.h: Include tree-ssa-alias.h.
273 (struct gimple_statement_call): New.
274 (union gimple_statement_struct_d): Add gimple_call member.
275 (gimple_call_reset_alias_info): Declare.
276 (gimple_call_use_set): New function.
277 (gimple_call_clobber_set): Likewise.
278 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
279 * gimple.c (gimple_call_reset_alias_info): New function.
280 (gimple_build_call_1): Call it.
281 * lto-streamer-in.c (input_gimple_stmt): Likewise.
282 * tree-inline.c (remap_gimple_stmt): Likewise.
283 (expand_call_inline): Remove callused handling.
284 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
285 * tree-dfa.c (dump_variable): Likewise.
286 * tree-parloops.c (parallelize_loops): Likewise.
287 * tree-ssa.c (init_tree_ssa): Likewise.
288 (delete_tree_ssa): Likewise.
289 * tree-flow-inline.h (is_call_used): Remove.
290 * tree-flow.h (struct gimple_df): Remove callused member.
291 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
292 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
293 (ref_maybe_used_by_call_p_1): Simplify.
294 (call_may_clobber_ref_p_1): Likewise.
295 * tree-ssa-structalias.c (compute_points_to_sets): Set
296 the call stmt used and clobbered sets.
297 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
298 (find_tail_calls): Verify the tail call.
300 2010-04-12 Richard Guenther <rguenther@suse.de>
302 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
303 single-iteration always-inline inlining.
304 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
305 (cgraph_decide_inlining): Do not handle always-inline specially.
306 (try_inline): Remove always-inline cycle detection special case.
307 Do not recurse on always-inlines.
308 (cgraph_early_inlining): Do not iterate if not optimizing.
309 (cgraph_gate_early_inlining): remove.
310 (pass_early_inline): Run unconditionally.
311 (gate_cgraph_decide_inlining): New function.
312 (pass_ipa_inline): Use it. Do not run the IPA inliner if
313 not inlining or optimizing.
314 (cgraph_decide_inlining_of_small_functions): Also consider
315 always-inline functions.
316 (cgraph_default_inline_p): Return true for nodes which should
317 disregard inline limits.
318 (estimate_function_body_sizes): Assume zero size and time for
319 nodes which are marked as disregarding inline limits.
320 (cgraph_decide_recursive_inlining): Do not perform recursive
321 inlining on always-inline nodes.
323 2010-04-12 Jakub Jelinek <jakub@redhat.com>
326 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
327 for exprs satisfying handled_component_p.
329 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
331 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
332 non-constant aggregate elements.
334 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
335 is a real initialization.
337 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
340 * c-decl.c (start_function): Move forward check for nested function.
342 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
344 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
345 * config/sh/sh.c: Include reload.h.
346 (sh_legitimize_reload_address): New.
347 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
348 sh_legitimize_reload_address.
350 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
352 * config/sh/sh.md (*movqi_pop): New insn pattern.
353 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
355 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
357 * config/i386/i386.md (any_shiftrt): New code iterator.
358 (shiftrt_insn): New code attribute.
360 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
361 using any_shiftrt code iterator.
362 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
363 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
364 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
365 pattern from corresponding peephole2 patterns.
366 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
367 using any_shiftrt code iterator.
368 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
369 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
370 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
371 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
372 *{ashr,lshr}<mode>3_cmp_zext.
373 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
375 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
377 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
379 (*lshr<mode>3_cconly): Ditto.
381 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.md (lshr<mode>3): Macroize expander from
384 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
385 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
386 pattern from *lshr{di,ti}3_1 and corresponding splitters using
388 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
389 from corresponding peephole2 patterns.
390 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
391 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
392 and *lshrdi3_1_rex64 using SWI mode iterator.
393 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
394 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
395 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
396 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
397 and *lshrdi3_cmp_rex64 using SWI mode iterator.
398 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
399 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
400 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
401 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
404 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (ashr<mode>3): Macroize expander from
407 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
408 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
409 pattern from *ashr{di,ti}3_1 and corresponding splitters using
411 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
412 from corresponding peephole2 patterns.
413 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
414 (ashrsi3_cvt): Rename from ashrsi3_31.
415 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
416 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
417 and x86_64_shift_adj_3 using SWI48 mode iterator.
418 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
419 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
420 and *ashrdi3_1_rex64 using SWI mode iterator.
421 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
422 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
423 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
424 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
425 and *ashrdi3_cmp_rex64 using SWI mode iterator.
426 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
427 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
428 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
429 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
431 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
432 * config/i386/i386.c (ix86_split_ashr): Update for renamed
433 x86_shift<mode>_adj_3 expanders.
435 2010-04-10 Wei Guozhi <carrot@google.com>
438 * config/arm/arm.c (arm_pic_static_addr): New function.
439 (legitimize_pic_address): Call arm_pic_static_addr when it detects
441 (arm_output_addr_const_extra): Output expression for new pattern.
442 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
444 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
446 * ira-costs.c (record_reg_classes): Ignore alternatives that are
449 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
450 * web.c: Include "insn-config.h" and "recog.h".
451 (union_match_dups): New function.
453 (union_defs): Don't try to recognize match_dups.
455 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
456 if doing so would replace the entire pattern.
458 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
463 and splitter pattern. Change splitter operand 1 predicate to
466 2010-04-09 Martin Jambor <mjambor@suse.cz>
468 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
469 lattices are addresses of CONST_DECLs with the same initial value.
470 (ipcp_print_all_lattices): Print values of CONST_DECLs.
471 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
473 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
474 Bernd Schmidt <bernd.schmidt@codesourcery.com>
476 * loop-invariant.c (replace_uses): New static function.
477 (move_invariant_reg): Use it to ensure we can replace the uses.
479 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
481 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
483 (picochip_override_options): Enable section anchors only above -O1.
484 (picochip_reorg): Fixed a couple of build warnings.
486 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
488 * configure.ac (plugin -rdynamic test): Log result.
489 * configure: Regenerate.
490 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
491 (RDYNAMIC_SPEC): Define.
492 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
494 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
496 * configure.ac: Determine Sun ld version numbers.
497 (comdat_group): Restrict GNU ld version checks to gld.
498 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
499 (enable_comdat): Support --enable-comdat.
500 * configure: Regenerate.
501 * doc/install.texi (Configuration): Document --enable-comdat.
503 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
505 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
506 * config/sol2-gld.h: ... here.
507 * config.gcc (sparc*-*-solaris2*): Reflect this.
508 (i[34567]86-*-solaris2*): Use it.
510 2010-04-09 Steve Ellcey <sje@cup.hp.com>
512 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
514 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
516 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
519 * diagnostic.c (diagnostic_initialize): Initialize
520 some_warnings_are_errors.
521 (diagnostic_finish): New.
522 (diagnostic_action_after_output): Call it before exiting.
523 (diagnostic_report_diagnostic): Do not print message here. Set
524 some_warnings_are_errors.
525 * diagnostic.h (diagnostic_context): Delete
526 issue_warnings_are_errors_message. Add some_warnings_are_errors.
527 (diagnostic_finish): Declare.
528 * toplev.c (toplev_main): Call it before exit.
530 2010-04-09 Jason Merrill <jason@redhat.com>
533 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
537 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
538 based on a warning flag.
540 2010-04-09 Richard Guenther <rguenther@suse.de>
542 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
544 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
547 * varasm.c (default_assemble_visibility): Wrap vars that are
548 set, but unused, by targets without GAS.
549 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
550 Remove set, but unused, vars.
551 (rs6000_legitimize_tls_address): Likewise.
552 (altivec_expand_dst_builtin): Likewise.
553 * config/darwin.c (machopic_classify_symbol): Likewise.
554 (machopic_indirection_name): Likewise.
556 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (DWI): New mode iterator.
559 (S): New mode attribute.
560 (shift_operand): Ditto.
561 (shift_immediate_operand): Ditto.
562 (ashl_input_operand): Ditto.
563 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
564 using SDWIM mode iterator.
565 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
566 pattern from *ashl{di,ti}3_1 and corresponding splitters using
568 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
569 from corresponding peephole2 patterns.
570 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
571 and x86_64_shift_adj_1 using SWI48 mode iterator.
572 (x86_shift<mode>_adj_2): Ditto.
573 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
574 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
575 using SWI48 mode iterator.
576 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
577 *ashldi3_cmp_rex64 using SWI mode iterator.
578 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
579 *ashldi3_cconly_rex64 using SWI mode iterator.
580 * config/i386/i386.c (ix86_split_ashl): Update for renamed
581 x86_shift<mode>_adj_{1,2}.
582 (ix86_split_ashr): Ditto.
583 (ix86_split_lshr): Ditto.
585 2010-04-09 Richard Guenther <rguenther@suse.de>
587 * target.h (builtin_conversion): Pass in input and output types.
588 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
589 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
590 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
591 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
593 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
595 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
597 2010-04-09 Richard Guenther <rguenther@suse.de>
600 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
602 2010-04-09 Richard Guenther <rguenther@suse.de>
604 * tree-vectorizer.h (struct _stmt_vec_info): Document
605 that vectype is the type of the LHS.
606 (supportable_widening_operation, supportable_narrowing_operation):
607 Get both input and output vector types as arguments.
608 (vect_is_simple_use_1): Declare.
609 (get_same_sized_vectype): Likewise.
610 * tree-vect-loop.c (vect_determine_vectorization_factor):
611 Set STMT_VINFO_VECTYPE to the vector type of the def.
612 (vectorizable_reduction): Adjust.
613 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
614 Adjust. Specify the output vector type.
615 (vect_pattern_recog_1): Adjust.
616 * tree-vect-stmts.c (get_same_sized_vectype): New function.
617 (vectorizable_call): Adjust.
618 (vectorizable_conversion): Likewise.
619 (vectorizable_operation): Likewise.
620 (vectorizable_type_demotion): Likewise.
621 (vectorizable_type_promotion): Likewise.
622 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
624 (vect_is_simple_use_1): New function.
625 (supportable_widening_operation): Get both input and output
627 (supportable_narrowing_operation): Likewise.
628 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
630 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
632 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
633 __thiscall and _thiscall as predefined macros.
634 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
635 thiscall attribute handling.
636 (ix86_comp_type_attributes): Likewise.
637 (ix86_function_regparm): Likewise.
638 (ix86_return_pops_args): Likewise.
639 (init_cumulative_args): Likewise.
640 (find_drap_reg): Likewise.
641 (ix86_static_chain): Likewise.
642 (x86_this_parameter): Likewise.
643 (x86_output_mi_thunk): Likewise.
644 (ix86_attribute_table): Add description for thiscall attribute.
645 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
646 * doc/extend.texi: Add documentation for thiscall.
648 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
651 * c.opt (Wint-to-pointer-cast): Available in C++.
652 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
654 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
656 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
657 * calls.c (expand_call): Pass the function type to aggregate_value_p.
658 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
659 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
660 function type instead. Reorder and simplify checks.
662 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
664 2010-04-08 Jing Yu <jingyu@google.com>
665 Zdenek Dvorak <ook@ucw.cz>
667 PR tree-optimization/42720
668 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
669 loop unswitch conditions here from ...
670 (tree_unswitch_single_loop): ... here.
672 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
674 * tree-if-conv.c: Fix comments and simplify logic.
676 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
678 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
679 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
680 (main_tree_if_conversion): Update call to tree_if_conversion.
682 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
685 * doc/invoke.texi (-b,-V): Delete.
686 * doc/tm.texi: Do not mention -b.
687 * gcc.c (display_help): Delete -b and -V.
688 (process_command): Delete -b and -V.
689 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
691 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
692 Wolfgang Gellerich <gellerich@de.ibm.com>
694 Implement target hook for loop unrolling
695 * target.h (loop_unroll_adjust): Add a new target hook function.
696 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
697 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
698 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
699 (s390_loop_unroll_adjust): Implement the new target hook for s390.
700 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
702 (decide_unroll_stupid): Likewise.
704 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
707 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
709 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
711 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
712 (Specific, *-*-solaris2*): Likewise.
713 Don't prefer Sun as over GNU as.
715 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
717 * config/s390/s390.c (override_options): Adjust the z10
718 defaults for max-unroll-times, max-completely-peeled-insns
719 and max-completely-peel-times.
721 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
723 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
724 instructions for z10.
725 (s390_expand_setmem): Likewise.
726 (s390_expand_cmpmem): Likewise.
728 2010-04-08 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/43679
731 * tree-ssa-pre.c (eliminate): Only propagate copies.
733 2010-04-08 Jakub Jelinek <jakub@redhat.com>
736 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
737 set but not used variable warning.
739 2010-04-08 Wei Guozhi <carrot@google.com>
742 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
743 (arm_size_rtx_costs): Call the new function when optimized for size.
745 2010-04-08 Jakub Jelinek <jakub@redhat.com>
748 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
749 op0 is not a MEM, just return NULL instead of assertion
751 (discover_nonconstant_array_refs): Don't walk debug stmts.
753 2010-04-08 Doug Kwan <dougkwan@google.com>
755 * configure.ac: Recognize gold and do not use its version number
757 * configure: Regenerate.
759 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
762 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
763 (negate_value): Move code to push elements to broken_up_substracts ...
764 (eliminate_plus_minus_pair): ... here. Push operands that have no
765 negative pair to plus_negates.
766 (repropagate_negates, init_reassoc, fini_reassoc): Update.
768 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
770 * doc/install.texi (Configuration): Move description of
771 --enable-lto, --with-libelf*, --enable-gold from Java section to
774 * doc/generic.texi (Working with declarations)
775 (Function Properties, C and C++ Trees): Fix typos.
776 * doc/sourcebuild.texi (Top Level): Likewise.
778 2010-04-07 Jakub Jelinek <jakub@redhat.com>
781 * tree.h (DECL_READ_P): Define.
782 (struct tree_decl_common): Add decl_read_flag.
783 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
784 a set but not used warning.
785 (merge_decls): Merge DECL_READ_P flag.
786 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
787 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
788 * c-common.c (handle_used_attribute, handle_unused_attribute):
790 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
792 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
794 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
795 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
796 c_parser_binary_expression, c_parser_cast_expression,
797 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
798 Call default_function_array_read_conversion instead of
799 default_function_array_conversion where needed.
800 (c_parser_unary_expression, c_parser_conditional_expression,
801 c_parser_postfix_expression_after_primary, c_parser_initelt):
802 Likewise. Call mark_exp_read where needed.
803 (c_parser_statement_after_labels, c_parser_asm_operands,
804 c_parser_typeof_specifier, c_parser_sizeof_expression,
805 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
807 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
809 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
810 (warn_unused_but_set_parameter): Default to warn_unused
812 * doc/invoke.texi: Document -Wunused-but-set-variable and
813 -Wunused-but-set-parameter.
815 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
817 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
818 when operandN variables aren't used in the body of the expander
820 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
821 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
822 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
823 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
824 FOR_EACH_IMM_USE_ON_STMT): Likewise.
825 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
826 * tree.c (PROCESS_ARG): Likewise.
828 2010-04-07 Simon Baldwin <simonb@google.com>
830 * diagnostic.h (diagnostic_override_option_index): New macro to
831 set a diagnostic's option_index.
832 * c-tree.h (c_cpp_error): Add warning reason argument.
833 * opts.c (_warning_as_error_callback): New.
834 (register_warning_as_error_callback): Store callback for
835 warnings enabled via enable_warning_as_error.
836 (enable_warning_as_error): Call callback, minor code tidy.
837 * opts.h (register_warning_as_error_callback): Declare.
838 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
839 response to -Werror=.
840 (c_common_init_options): Register warning_as_error_callback in opts.c.
841 * common.opt: Add -Wno-cpp option.
842 * c-common.c (struct reason_option_codes_t): Map cpp warning
843 reason codes to gcc option indexes.
844 * (c_option_controlling_cpp_error): New function, lookup the gcc
845 option index for a cpp warning reason code.
846 * (c_cpp_error): Add warning reason argument, call
847 c_option_controlling_cpp_error for diagnostic_override_option_index.
848 * doc/invoke.texi: Document -Wno-cpp.
850 2010-04-07 Richard Guenther <rguenther@suse.de>
852 * ipa-reference.c (mark_load): Use get_base_address.
853 (mark_store): Likewise.
855 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
856 inserting GIMPLE_NOPs into the IL.
857 * tree-ssa-structalias.c (get_constraint_for_component_ref):
858 Explicitly strip handled components and indirect references.
860 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
861 folding address expressions.
862 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
863 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
864 operand_equal_p to compare decls.
865 (ptr_deref_may_alias_decl_p): Likewise.
866 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
867 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
868 Handle reversed comparison ops.
869 * tree-sra.c (asm_visit_addr): Use get_base_address.
870 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
871 * ipa-reference.c (mark_address): Use get_base_address.
873 2010-04-07 Richard Guenther <rguenther@suse.de>
875 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
876 Propagate constants everywhere.
878 2010-04-07 Jakub Jelinek <jakub@redhat.com>
881 * tree.c (MAX_INT_CACHED_PREC): Define.
882 (nonstandard_integer_type_cache): New array.
883 (build_nonstandard_integer_type): Cache results for precision
884 <= MAX_INT_CACHED_PREC.
886 2010-04-07 Richard Guenther <rguenther@suse.de>
888 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
889 -fargument-noalias-global, -fargument-noalias-anything): Remove.
890 * common.opt: Likewise.
891 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
892 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
893 (nonoverlapping_memrefs_p): Likewise.
894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
895 * opts.c (common_handle_option): Handle OPT_fargument_alias,
896 OPT_fargument_noalias, OPT_fargument_noalias_anything and
897 OPT_fargument_noalias_global for backward compatibility.
899 2010-04-07 Richard Guenther <rguenther@suse.de>
901 PR tree-optimization/43270
902 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
903 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
904 * tree-ssa-pre.c (phi_translate_1): Adjust.
905 (fully_constant_expression): Split out vn_reference handling to ...
906 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
907 Fold reads from constant strings.
908 (vn_reference_lookup): Handle fully constant references.
909 (vn_reference_lookup_pieces): Likewise.
910 * Makefile.in (expmed.o-warn): Add -Wno-error.
912 2010-04-07 Martin Jambor <mjambor@suse.cz>
914 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
916 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
919 * gcc.c: Add -static-libstdc++ to list of recognized options.
921 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
923 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
925 2010-04-07 Richard Guenther <rguenther@suse.de>
928 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
929 bases build simple mem attributes to retain points-to information.
931 2010-04-07 Richard Guenther <rguenther@suse.de>
934 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
935 preserve points-to related information.
937 2010-04-07 Richard Guenther <rguenther@suse.de>
940 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
941 discard plain indirect references.
942 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
943 * tree.c (tree_nop_conversion): Likewise.
945 2010-04-07 Dodji Seketeli <dodji@redhat.com>
948 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
950 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
952 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
953 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
955 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
957 * tree-if-conv.c: Fix indentation and comments.
959 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
961 * tree-if-conv.c: Sort static functions in topological order.
963 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
965 * tree-if-conv.c: Fix indentation and comments.
967 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
970 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
971 lang_hooks.types.type_for_size instead of
972 build_nonstandard_integer_type.
973 When converting an unsigned type to signed, double its precision.
974 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
975 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
976 (graphite_create_new_loop_guard): When ub + 1 wraps around,
979 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
982 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
983 POINTER_PLUS_EXPR for pointer types.
985 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
988 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
989 * graphite-clast-to-gimple.c: Include langhooks.h.
990 (max_signed_precision_type): New.
991 (max_precision_type): Takes two types as arguments.
992 (precision_for_value): New.
993 (precision_for_interval): New.
994 (gcc_type_for_interval): New.
995 (gcc_type_for_value): New.
996 (gcc_type_for_clast_term): New.
997 (gcc_type_for_clast_red): New.
998 (gcc_type_for_clast_bin): New.
999 (gcc_type_for_clast_expr): Split up into several functions.
1000 (gcc_type_for_clast_eq): Rewritten.
1001 (compute_bounds_for_level): New.
1002 (compute_type_for_level_1): New.
1003 (compute_type_for_level): New.
1004 (gcc_type_for_cloog_iv): Removed.
1005 (gcc_type_for_iv_of_clast_loop): Rewritten.
1006 (graphite_create_new_loop): Compute the lower and upper bound types
1007 with gcc_type_for_clast_expr.
1008 (graphite_create_new_loop_guard): Same.
1009 (find_cloog_iv_in_expr): Removed.
1010 (compute_cloog_iv_types_1): Removed.
1011 (compute_cloog_iv_types): Removed.
1012 (gloog): Do not call compute_cloog_iv_types.
1013 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1015 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1016 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1017 (GBB_CLOOG_IV_TYPES): Removed.
1019 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1021 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1022 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1023 (detect_commutative_reduction): Same.
1025 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1027 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1028 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1030 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1031 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1032 (rewrite_commutative_reductions_out_of_ssa): Same.
1033 * passes.c (execute_function_todo): Call verify_ssa for every pass
1034 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1035 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1036 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1037 with an extra argument.
1038 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1039 verify_ssa only when the extra argument is true.
1040 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1041 with an extra argument.
1042 (tree_transform_and_unroll_loop): Same.
1044 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1046 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1047 for all the passes of the LNO having LOOP_CLOSED_SSA.
1048 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1049 * tree-loop-distribution.c (pass_loop_distribution): Same.
1050 * tree-pass.h (TODO_verify_loops): Removed.
1051 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1053 (pass_tree_unswitch): Same.
1054 (pass_predcom): Same.
1055 (pass_vectorize): Same.
1056 (pass_linear_transform): Same.
1057 (pass_graphite_transforms): Same.
1058 (pass_iv_canon): Same.
1059 (pass_complete_unroll): Same.
1060 (pass_complete_unrolli): Same.
1061 (pass_parallelize_loops): Same.
1062 (pass_loop_prefetch): Same.
1063 (pass_iv_optimize): Same.
1065 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1068 * passes.c (init_optimization_passes): Move pass_lim before
1069 pass_copy_prop and pass_dce_loop.
1071 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1074 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1075 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1076 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1077 MULTI_* defines for 4 argument vpermil2p* builtins.
1079 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1081 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1082 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1083 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1084 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1085 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1086 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1087 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1088 Use x86_maybe_negate_const_int to output insn mnemonic.
1089 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1090 check from instruction predicate. Update comments.
1091 * config/i386/sync.md (sync_add<mode>): Use
1092 x86_maybe_negate_const_int to output insn mnemonic.
1094 2010-04-06 Jan Hubicka <jh@suse.cz>
1096 PR tree-optimization/42906
1097 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1098 IGNORE_SELF argument. Set visited_control_parents for fully
1100 (find_obviously_necessary_stmts): Update call of
1101 mark_control_dependent_edges_necessary.
1102 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1104 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md: Remove comment about 'e' and 'E'
1109 2010-04-06 Richard Guenther <rguenther@suse.de>
1111 PR tree-optimization/43627
1112 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1113 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1116 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1118 * BASE-VER: Change to 4.6.0.
1121 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1124 2010-04-06 Richard Guenther <rguenther@suse.de>
1127 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1129 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1131 * doc/invoke.texi (Optimize Options): Document that LTO
1132 won't remove object access purely due to incompatible
1135 2010-04-04 Matthias Klose <doko@ubuntu.com>
1137 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1138 Initialize variable.
1140 2010-04-03 Richard Guenther <rguenther@suse.de>
1143 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1144 require a non-NULL MEM_OFFSET.
1146 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1148 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1149 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1150 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1151 config/alpha/predicates.md, config/arm/arm.md,
1152 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1153 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1154 config/darwin9.h, config/darwin.c, config/darwin.h,
1155 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1156 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1157 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1158 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1159 config/mips/mips.md, config/mn10300/mn10300.c,
1160 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1161 config/rs6000/aix.h, config/rs6000/dfp.md,
1162 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1163 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1164 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1165 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1166 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1167 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1168 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1169 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1170 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1171 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1172 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1173 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1174 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1175 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1176 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1177 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1178 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1179 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1180 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1181 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1182 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1183 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1184 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1185 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1186 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1187 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1188 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1189 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1190 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1191 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1192 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1193 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1194 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1195 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1196 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1197 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1199 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1202 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1203 * aclocal.m4: Regenerate.
1205 2010-04-02 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/43629
1208 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1209 if we have seen a constant value.
1211 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1213 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1215 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1218 * arm.c (legitimize_tls_address): Adjust call to
1219 gen_tls_load_dot_plus_four.
1220 (arm_note_pic_base): New function.
1221 (arm_cannot_copy_insn_p): Use it.
1222 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1225 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1230 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1232 * Makefile.in ($(out_object_file)): Depend on
1233 gt-$(basename $(notdir $(out_file))).h.
1235 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1237 * config.gcc (lm32-*-rtems*): Add t-lm32.
1239 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1241 * config.gcc: Add lm32-*-rtems*.
1242 * config/lm32/rtems.h: New file.
1244 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1247 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1249 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1251 * dwarf2out.c (output_compilation_unit_header): For
1252 -gdwarf-4 use version 4 instead of version 3.
1253 (output_line_info): For version 4 and above emit additional
1254 maximum ops per insn header field.
1255 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1257 * dwarf2out.c (is_c_family, is_java): Remove.
1258 (lower_bound_default): New function.
1259 (add_bound_info, gen_descr_array_type_die): Use it.
1261 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1264 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1265 re-declaration when it happens in a function.
1267 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1269 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1270 (cgraph_remove_function_insertion_hook): Same.
1271 (cgraph_call_function_insertion_hooks): Same.
1273 2010-04-01 Richard Guenther <rguenther@suse.de>
1276 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1277 and TREE_THIS_VOLATILE.
1278 (copy_ref_info): Likewise.
1279 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1280 * tree.c (build6_stat): Ignore side-effects of all but arg5
1281 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1284 2010-04-01 Richard Guenther <rguenther@suse.de>
1286 PR tree-optimization/43607
1287 * ipa-type-escape.c (check_call): Do not access non-existing
1290 2010-04-01 Richard Guenther <rguenther@suse.de>
1294 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1295 Jack Howarth <howarth@bromo.med.uc.edu>
1297 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1300 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1302 * doc/install.texi (Prerequisites): Document libelf usability on
1303 IRIX 5/6 and Solaris 2.
1304 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1305 Update GNU as, GNU ld requirements.
1306 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1307 Document Sun Studio compiler download.
1308 Update and simplify as, ld recommendations.
1309 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1311 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1313 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1314 with_tune_32 to pentium4.
1316 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1320 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1322 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1323 obsoletion, removal.
1325 Document GNU as requirement.
1326 Update configure requirements.
1327 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1328 Recomment IRIX 6.5.18+.
1329 Document IDF/IDL requirement.
1330 Document GNU as requirement.
1331 Document GNU ld bootstrap failure.
1332 Remove freeware.sgi.com reference.
1334 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1336 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1337 UNIX V4.0, V5.0 obsoletion, removal.
1338 Remove --with-gc=simple reference.
1339 Update VM requirements during bootstrap.
1340 Remove -oldas bootstrap description.
1341 Update binutils reference.
1342 Remove comparison failure note.
1344 2010-03-31 Richard Guenther <rguenther@suse.de>
1345 Zdenek Dvorak <ook@ucw.cz>
1346 Sebastian Pop <sebastian.pop@amd.com>
1349 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1350 with multiple arguments.
1351 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1353 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1355 * graphite-dependences.c (print_pddr): Call print_pdr with an
1357 * graphite-poly.c (debug_pdr): Add an extra argument for the
1360 (print_pbb_domain): Same.
1362 (print_scop_context): Same.
1364 (print_cloog): Same.
1365 (debug_pbb_domain): Same.
1369 (debug_scop_context): Same.
1371 (debug_cloog): Same.
1372 (print_scop_params): Same.
1373 (debug_scop_params): Same.
1374 (print_iteration_domain): Same.
1375 (print_iteration_domains): Same.
1376 (debug_iteration_domain): Same.
1377 (debug_iteration_domains): Same.
1378 (print_scattering_function): Same.
1379 (print_scattering_functions): Same.
1380 (debug_scattering_function): Same.
1381 (debug_scattering_functions): Same.
1382 * graphite-poly.h (debug_pdr): Update declaration.
1384 (print_pbb_domain): Same.
1386 (print_scop_context): Same.
1388 (print_cloog): Same.
1389 (debug_pbb_domain): Same.
1393 (debug_scop_context): Same.
1395 (debug_cloog): Same.
1396 (print_scop_params): Same.
1397 (debug_scop_params): Same.
1398 (print_iteration_domain): Same.
1399 (print_iteration_domains): Same.
1400 (debug_iteration_domain): Same.
1401 (debug_iteration_domains): Same.
1402 (print_scattering_function): Same.
1403 (print_scattering_functions): Same.
1404 (debug_scattering_function): Same.
1405 (debug_scattering_functions): Same.
1407 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1409 * graphite-poly.c (print_scattering_function_1): New.
1410 (print_scattering_function): Call it.
1411 (print_scop_params): Remove spaces at the end of lines.
1414 * graphite-poly.h (print_cloog): Declared.
1415 (debug_cloog): Declared.
1417 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1419 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1421 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1422 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1423 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1424 to switch between adding the IV bump in loop->latch or in loop->header.
1426 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1428 * graphite-poly.c (print_scattering_function): Pretty print following
1431 (print_pbb_domain): Same.
1432 (dump_gbb_cases): Same.
1433 (dump_gbb_conditions): Same.
1436 (print_scop_params): Same.
1437 (print_scop_context): Same.
1439 (print_pbb_body): New.
1440 (lst_indent_to): New.
1441 (print_lst): Start new lines with a #.
1442 * graphite-poly.h (pbb_bb): New.
1443 (pbb_index): Use pbb_bb.
1444 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1446 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1448 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1450 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1451 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1452 and 0 instead of 1 for dw_val_class_flag.
1453 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1454 dw_val_class_range_list, dw_val_class_loc_list,
1455 dw_val_class_lineptr and dw_val_class_macptr, use
1456 DW_FORM_flag_present for dw_val_class_flag and
1457 DW_FORM_exprloc for dw_val_class_loc.
1458 (output_die): For -gdwarf-4 print dw_val_class_loc
1459 size as uleb128 instead of 1 or 2 bytes and don't print
1460 anything for dw_val_class_flag.
1462 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1463 instead of cselib_lookup following by tweaking locs->setting_insn.
1466 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1467 even before returning from label, setjmp call or volatile asm
1470 2010-03-31 Richard Guenther <rguenther@suse.de>
1473 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1474 temporary data on stack.
1476 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1479 (PUSHSECTION_ASM_OP): Remove.
1480 (POPSECTION_ASM_OP): Remove.
1481 (PUSHSECTION_FORMAT): Remove.
1482 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1483 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1484 * config/sol2.c (solaris_output_init_fini): Use it.
1486 2010-03-31 Jie Zhang <jie@codesourcery.com>
1489 * opt-functions.awk (var_type_struct): Use signed char type
1490 for simple variables.
1492 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1494 * config/sol2.c: Include output.h.
1495 (solaris_assemble_visibility): New function.
1496 * config/t-sol2 (sol2.o): Add output.h dependency.
1497 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1498 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1501 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1504 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1505 V2SImode or XFmode on PRE_DEC.
1508 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1511 2010-03-31 Jie Zhang <jie@codesourcery.com>
1514 * reload.h (caller_save_initialized_p): Declare.
1515 * toplev.c (backend_init_target): Don't call
1516 init_caller_save but set caller_save_initialized_p to false.
1517 * caller-save.c (caller_save_initialized_p): Define.
1518 (init_caller_save): Check caller_save_initialized_p.
1519 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1521 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1524 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1525 and soft-fp/t-softfp to tmake_file.
1526 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1527 (LIBGCC2_TF_CEXT): Define.
1530 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1533 * cselib.c (n_useless_values): Document handling of debug locs.
1534 (n_useless_debug_values, n_debug_values): New variables.
1535 (new_elt_loc_list): Don't add to debug values, keep count.
1536 (promote_debug_loc): New.
1537 (cselib_reset_table): Zero new variables.
1538 (entry_and_rtx_equal_p): Promote debug locs.
1539 (discard_useless_locs): Increment n_useless_debug_values for
1541 (remove_useless_values): Adjust n_useless_values and n_debug_values
1542 with n_useless_debug_values.
1543 (add_mem_for_addr): Promote debug locs.
1544 (cselib_lookup_mem): Likewise.
1545 (cselib_lookup_addr): Renamed to...
1546 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1547 (cselib_log_lookup): ... this. Turn into...
1548 (cselib_lookup_addr): ... new wrapper.
1549 (cselib_lookup_from_insn): New.
1550 (cselib_invalidate_regno): Increment n_useless_debug_values for
1552 (cselib_invalidate_mem): Likewise.
1553 (cselib_process_insn): Take n_deleted and n_debug_values into
1554 account to guard remove_useless_value call.
1555 (cselib_finish): Zero n_useless_debug_values.
1556 * cselib.h (cselib_lookup_from_insn): Declare.
1557 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1558 (sched_analyze_2): Likewise.
1560 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1562 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1564 (adjust_mems): Replace narrowing SUBREG of expression containing
1565 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1566 with operations in the narrower mode.
1569 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1570 regs_invalidated_by_call instead all call_used_reg_set registers.
1572 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1575 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1576 pointer comparisons with types_compatible_p.
1577 * tree-vect-stmts.c (vectorizable_call): Same.
1578 (vectorizable_condition): Same.
1580 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1582 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1583 stack check if the mask would be zero.
1585 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1586 Jack Howarth <howarth@bromo.med.uc.edu>
1588 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1591 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1594 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1596 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1597 Include ___unordxf2 and ___unordtf2.
1598 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1601 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1603 * config/lm32/t-lm32: New file.
1604 * config.gcc: Use the above file when targetting lm32.
1606 2010-03-28 Duncan Sands <baldrick@free.fr>
1608 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1610 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1613 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1614 Improve vectorization cost model diagnostic.
1616 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1619 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1620 compute_data_dependences_for_loop returns false, early exit
1621 and output an extra diagnostic for the failed data reference
1624 2010-03-29 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/43560
1627 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1628 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1630 2010-03-29 Jie Zhang <jie@codesourcery.com>
1633 * toplev.c (process_options): Set optimization_default_node
1634 and optimization_current_node.
1635 * opts.c (decode_options): Don't set optimization_default_node
1636 and optimization_current_node.
1638 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1640 * config/rtems.h: Abandon -qrtems_debug.
1642 2010-03-28 Jan Hubicka <jh@suse.cz>
1644 PR tree-optimization/43505
1645 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1646 map should not be copied.
1648 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1651 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1652 cdtors, set DECL_PRESERVE_P.
1653 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1656 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1658 PR tree-optimization/43528
1659 * stor-layout.c (place_field): Check that constant fits into
1660 unsigned HWI when skipping calculation of MS bitfield layout.
1662 2010-03-27 Jan Hubicka <jh@suse.cz>
1665 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1666 notice_global_symbol work.
1668 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1670 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1671 instead of dwarf2out_decl.
1672 (struct var_loc_node): Remove section_label field.
1673 (dwarf2out_function_decl): New function.
1674 (dwarf2out_var_location): Don't set section_label field.
1675 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1677 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1679 PR tree-optimization/43544
1680 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1681 First argument for builtin vectorized function hook is now a
1682 tree to be able to distinguish between machine specific and
1684 * targhooks.c (default_builtin_vectorized_function): Ditto.
1685 * targhooks.h (default_builtin_vectorized_function): Ditto.
1686 * target.h (struct gcc_target): Ditto.
1687 * tree-vect-stmts.c (vectorizable_function): Ditto.
1688 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1689 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1692 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1695 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1696 nested binding iff it is a FUNCTION_DECL.
1697 (store_parm_decls_newstyle): Pass nested=true to bind for
1698 FUNCTION_DECLs amongst parameters.
1700 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1702 * var-tracking.c (vt_expand_loc_callback): Don't run
1703 cselib_expand_value_rtx_cb in dummy mode if
1704 cselib_dummy_expand_value_rtx_cb returned false.
1706 * var-tracking.c (emit_note_insn_var_location): For one part
1707 notes with offset 0, don't add EXPR_LIST around the location.
1708 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1709 add_location_or_const_value_attribute): Adjust for that change.
1712 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1713 into first operand and location into second.
1714 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1715 dw_cfi_oprnd_loc for DW_CFA_expression.
1716 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1717 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1718 assume first argument is regnum and second argument is location.
1720 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1723 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1724 of scratch register to DImode. Split to DImode comparison operator.
1725 Use SImode subreg of scratch register in the multiplication.
1726 (*cmp_sadd_sidi): Ditto.
1727 (*cmp_ssub_si): Ditto.
1728 (*cmp_ssub_sidi): Ditto.
1730 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1734 Remove invalid assert and wrong comment.
1736 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1739 * flags.h (final_insns_dump_p): New extern.
1740 * final.c (final_insns_dump_p): New variable.
1741 (rest_of_clean_state): Set it before -fdump-final-insns=
1742 dumping, clear afterwards.
1743 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1744 MEM_ALIAS_SET on MEMs.
1746 2010-03-26 David S. Miller <davem@davemloft.net>
1748 * configure.ac: Fix sparc GOTDATA_OP bug check.
1749 * configure: Rebuild.
1751 2010-03-26 Alan Modra <amodra@gmail.com>
1753 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1755 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1757 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1758 TLS_SECTION_ASM_FLAG.
1760 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1763 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1764 Clear first_function_block_is_cold.
1767 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1768 argument if the argument is truth_value_p.
1770 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1772 * config/rs6000/constraints.md: Update copyright year for my changes.
1775 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1776 used in reg+reg addressing, swap registers.
1778 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1781 * target.h (struct gcc_target): Add code_end hook.
1782 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1784 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1785 * toplev.c (compile_file): Call targetm.asm_out.code_end
1786 hook before unwind info/debug info output.
1787 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1788 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1789 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1790 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1791 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1792 * config/i386/i386.c (ix86_file_end): Renamed to...
1793 (ix86_code_end): ... this. Make static. Don't call
1794 file_end_indicate_exec_stack. Emit unwind info using
1795 final_start_function/final_end_function.
1796 (darwin_x86_file_end): Remove.
1797 (TARGET_ASM_CODE_END): Define.
1798 * config/i386/i386.h (TARGET_ASM_FILE_END,
1799 NEED_INDICATE_EXEC_STACK): Don't define.
1800 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1801 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1802 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1803 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1806 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1807 at the beginning and final_end_function at the end.
1808 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1810 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1812 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1813 and Sun as TLS syntax.
1814 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1815 * configure: Regenerate.
1816 * config.in: Regenerate.
1817 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1818 (default_elf_asm_named_section): Use it.
1819 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1820 (i386_output_dwarf_dtprel): Likewise.
1821 (output_addr_const_extra): Likewise.
1822 (output_pic_addr_const): Lowercase @GOTTPOFF.
1823 (output_addr_const_extra): Likewise.
1824 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1825 (output_addr_const_extra): Likewise.
1826 (output_pic_addr_const): Lowercase @INDNTPOFF.
1827 (output_addr_const_extra): Likewise.
1828 (output_pic_addr_const): Lowercase @NTPOFF.
1829 (output_addr_const_extra): Likewise.
1830 (output_pic_addr_const): Lowercase @TPOFF.
1831 (output_addr_const_extra): Likewise.
1832 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1833 (*tls_global_dynamic_64): Likewise.
1834 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1835 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1837 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1838 (ASM_OUTPUT_TLS_COMMON): Use it.
1839 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1842 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1843 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1844 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1845 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1846 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1847 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1849 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1851 * config/i386/i386.c (override_options): Don't accept
1852 -mtls-dialect=sun any longer.
1853 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1854 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1855 (*tls_local_dynamic_base_32_sun): Likewise.
1856 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1858 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1861 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1862 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1865 * ira.c (adjust_cleared_regs): New function.
1866 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1870 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1872 * expr.c (expand_expr_real): Restore previous
1873 curr_insn_source_location and curr_insn_block after
1874 expand_expr_real_1 call.
1875 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1876 instead of expand_expr_real_1.
1878 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1880 PR rtl-optimization/43413
1881 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1884 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1887 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1888 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1890 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/i386/i386.c (ix86_target_string): Add -mfma.
1893 Fix a typo in comment.
1895 2010-03-22 Mike Stump <mikestump@comcast.net>
1898 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1899 Don't overly align based upon packed packed fields.
1901 2010-03-22 Jason Merrill <jason@redhat.com>
1903 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1904 Use () rather than [], and move before the element type.
1906 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1908 * doc/configfiles.texi (Configuration Files): Removed
1909 fixinc/Makefile*, intl/Makefile.*.
1910 * doc/makefile.texi: Fixed markup. Abstract from version
1911 control system used.
1912 (Makefile): Removed obsolete gcc/java/parse.y example.
1913 * doc/sourcebuild.texi: Likewise.
1914 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1915 libgomp, libssp. Removed fastjar.
1916 (Miscellaneous Docs): Clarify location.
1917 Added COPYING3, COPYING3.LIB.
1918 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1920 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1923 * config/i386/i386.c (x86_function_profiler)
1924 [!NO_PROFILE_COUNTERS]: Fix typo.
1925 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1928 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1929 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1931 * doc/sourcebuild.texi (Test Directives): Split into six
1932 subsections, with most of the current text in new subsections
1933 Directives, Selectors, and Final Actions.
1934 (Directives): Split list of test directives into multiple
1936 (Selectors): Describe use and syntax of selectors.
1937 (Effective-Target Keywords): Describe all existing keywords.
1938 (Add Options): Describe features for dg-add-options.
1939 (Require Support): Describe variants of dg-require-support.
1940 (Final Actions): Describe commands to use in dg-final.
1942 2010-03-22 Michael Matz <matz@suse.de>
1945 * recog.c (validate_replace_rtx_group): Replace also in
1946 REG_EQUAL and REG_EQUIV notes.
1948 2010-03-22 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/43390
1951 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1952 sure vector extracts are type correct.
1954 2010-03-22 Richard Guenther <rguenther@suse.de>
1957 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1958 x * sqrt (x) even when optimizing for size if the target
1959 has native support for sqrt.
1961 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1963 * varasm.c (make_decl_rtl_for_debug): Also clear
1964 flag_mudflap for the duration of make_decl_rtl call.
1967 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1968 locs from preserved VALUEs.
1970 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1973 * pa.md (movmemsi): Set align to one if zero.
1974 (movmemdi): Likewise.
1976 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1979 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1980 with their corresponding prologue pushes.
1982 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1985 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1986 at the begining or end.
1987 (spu_expand_epilogue): Likewise.
1989 2010-03-20 Richard Guenther <rguenther@suse.de>
1991 PR rtl-optimization/43438
1992 * combine.c (make_extraction): Properly zero-/sign-extend an
1993 extraction of the low part of a CONST_INT. Also handle
1996 2010-03-19 Mike Stump <mikestump@comcast.net>
1998 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1999 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2000 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2002 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2005 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2008 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2010 PR rtl-optimization/42258
2011 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2012 use that may match DEF.
2015 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2016 the cost of loading the constant rather than assuming
2018 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2019 outer code is AND, do the same tests as the andsi3 expander and
2020 return COSTS_N_INSNS (1) if and is cheap.
2022 * optabs.c (avoid_expensive_constant): Fix formatting.
2024 2010-03-19 Michael Matz <matz@suse.de>
2027 * attribs.c (decl_attributes): When rebuilding a function pointer
2028 type use the same qualifiers as the original pointer type.
2030 2010-03-19 Martin Jambor <mjambor@suse.cz>
2032 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2033 and is_gimple_ip_invariant_address.
2035 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2038 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2040 * config/arm/arm.c (arm_override_options): Turn off
2041 flag_dwarf2_cfi_asm for AAPCS variants.
2043 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2046 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2047 Use PRE_MODIFY instead of PRE_DEC.
2048 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2049 (vfp_emit_fstmd): Likewise.
2051 2010-03-19 Michael Matz <matz@suse.de>
2054 * builtins.c (expand_builtin_interclass_mathfn,
2055 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2058 2010-03-19 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/43415
2061 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2062 (phi_translate_1): ... this.
2063 (phi_translate): Move all caching here. Cache all NARY
2064 and REFERENCE translations.
2066 2010-03-19 David S. Miller <davem@davemloft.net>
2068 With help from Eric Botcazou.
2069 * config/sparc/sparc.c: Include dwarf2out.h.
2070 (emit_pic_helper): Delete.
2071 (pic_helper_symbol_name): Delete.
2072 (pic_helper_emitted_p): Delete.
2073 (pic_helper_needed): New.
2074 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2075 (get_pc_thunk_name): New.
2076 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2077 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2078 Set pic_helper_needed to true. Don't call emit_pic_helper.
2079 (sparc_expand_prologue): Update load_pic_register call.
2080 (sparc_output_mi_thunk): Likewise.
2081 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2082 thunk if possible. Output CFI information as needed.
2084 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2085 Jack Howarth <howarth@bromo.med.uc.edu>
2088 * config/i386/i386.h: Fix ABI on darwin x86-32.
2090 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2092 * tree.h: Declare make_decl_rtl_for_debug.
2093 * varasm.c (make_decl_rtl_for_debug): New.
2094 * dwarf2out.c (rtl_for_decl_location): Call it.
2095 * cfgexpand.c (expand_debug_expr): Call it.
2097 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2100 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2104 * var-tracking.c (vt_init_cfa_base): Do nothing if
2105 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2107 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2110 * var-tracking.c (canonicalize_vars_star): New.
2111 (dataflow_post_merge_adjust): Use it.
2113 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2116 * var-tracking.c (non_suitable_const): New function.
2117 (add_uses): For DEBUG_INSNs with constants, don't record any
2118 value, instead just the constant value itself.
2119 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2120 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2121 (emit_notes_in_bb): Likewise.
2122 (emit_note_insn_var_location): For onepart variables if
2123 cur_loc is a VOIDmode constant, use DECL_MODE.
2125 2010-03-18 Martin Jambor <mjambor@suse.cz>
2128 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2129 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2130 all non-clones. Moved call redirection...
2131 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2132 (cgraph_materialize_all_clones): Dispose of all
2133 combined_args_to_skip bitmaps.
2134 (verify_cgraph_node): Do not check for edges pointing to wrong
2135 nodes in inline clones.
2136 * tree-inline.c (copy_bb): Call
2137 cgraph_redirect_edge_call_stmt_to_callee.
2138 * ipa.c (cgraph_remove_unreachable_nodes): Call
2139 cgraph_node_remove_callees even when there are used clones.
2141 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2143 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2145 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2148 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2151 2010-03-18 Michael Matz <matz@suse.de>
2154 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2155 into sqrt(x) if we need to preserve signed zeros.
2157 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2158 Eric Botcazou <ebotcazou@adacore.com>
2160 PR rtl-optimization/43360
2161 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2162 note if we don't know its invariant status.
2164 2010-03-18 Michael Matz <matz@suse.de>
2166 PR tree-optimization/43402
2167 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2168 PHI chains of ssa names registered for update.
2170 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2173 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2174 non-offsettable and pre_modify update addressing.
2175 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2176 and "2" alternatives "#".
2177 (*movdd_softfloat32): Make all alternatives "#";
2178 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2179 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2180 (*movdf_softfloat32): Make all alternatives "#";
2181 (movdi): Use the new DIFD mode iterator to create a common splitter
2182 for movdi, movdf and movdd patterns.
2184 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2186 * common.opt (dumpdir): Remove redundant tab.
2188 2010-03-17 Martin Jambor <mjambor@suse.cz>
2190 PR tree-optimization/43347
2191 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2192 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2194 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2196 PR rtl-optimization/42216
2197 * regrename.c (create_new_chain): New function, broken out from...
2198 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2199 appending a use to an empty chain.
2200 (build_def_use): Remove previous changes that convert OP_INOUT to
2201 OP_OUT operands; instead detect the case where an OP_INOUT operand
2202 uses a previously untracked register and create an empty chain for it.
2204 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2206 * doc/extend.texi (Function Attributes): Rewrite unfinished
2207 sentence in ms_abi documentation.
2209 2010-03-17 Alan Modra <amodra@gmail.com>
2211 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2212 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2213 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2214 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2216 2010-03-16 Richard Henderson <rth@redhat.com>
2219 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2220 (lower_try_finally): Save and restore eh_seq around the expansion
2223 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2225 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2226 statements before splitting block.
2228 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2230 * doc/sourcebuild.texi (Testsuites): Fix markup.
2231 Use pathnames relative to gcc/testsuite.
2232 (Test Directives): Move description of how timeout is determined.
2233 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2234 (C Tests): Correct gcc.misc-tests directory.
2235 Framework tests now live in gcc.test-framework.
2237 2010-03-16 Richard Guenther <rguenther@suse.de>
2240 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2241 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2243 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2244 Alexandre Oliva <aoliva@redhat.com>
2246 PR tree-optimization/42917
2247 * lambda-code.c (remove_iv): Skip debug statements.
2248 (lambda_loopnest_to_gcc_loopnest): Likewise.
2249 (not_interesting_stmt): Debug statements are not interesting.
2251 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2255 * cselib.c (cselib_preserve_constants,
2256 cfa_base_preserved_val): New static variables.
2257 (preserve_only_constants): New function.
2258 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2259 clear its REG_VALUES. If cselib_preserve_constants, don't
2260 empty the whole hash table, but preserve there VALUEs with constants,
2261 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2262 (cselib_preserve_cfa_base_value): New function.
2263 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2264 (cselib_init): Change argument to int bitfield. Set
2265 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2267 (cselib_finish): Clear cselib_preserve_constants and
2268 cfa_base_preserved_val.
2269 * cselib.h (enum cselib_record_what): New enum.
2270 (cselib_init): Change argument to int.
2271 (cselib_preserve_cfa_base_value): New prototype.
2272 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2273 * dse.c (dse_step1): Likewise.
2274 * cfgcleanup.c (thread_jump): Likewise.
2275 * sched-deps.c (sched_analyze): Likewise.
2276 * gcse.c (local_cprop_pass): Likewise.
2277 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2278 If FN is non-NULL, call the callback always and whenever it returns
2279 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2280 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2281 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2282 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2283 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2284 * var-tracking.c: Include recog.h.
2285 (bb_stack_adjust_offset): Remove.
2286 (vt_stack_adjustments): Don't call it, instead just gather the
2287 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2288 (adjust_stack_reference): Remove.
2289 (compute_cfa_pointer): New function.
2290 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2291 (struct adjust_mem_data): New type.
2292 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2294 (get_address_mode): New function.
2295 (replace_expr_with_values): Use it.
2296 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2297 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2298 (adjust_sets): Remove.
2299 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2300 Use get_address_mode.
2301 (get_adjusted_src): Remove.
2302 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2303 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2304 (add_with_sets): Don't call adjust_sets.
2305 (fp_setter, vt_init_cfa_base): New functions.
2306 (vt_initialize): Change return type to bool. Move most of pool etc.
2307 initialization to the beginning of the function from end. Pass
2308 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2309 If !frame_pointer_needed, call vt_stack_adjustment before mos
2310 vector is filled, call vt_init_cfa_base if argp/framep has been
2311 eliminated to sp. If frame_pointer_needed and argp/framep has
2312 been eliminated to hard frame pointer, set
2313 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2314 encountering fp setter in the prologue. For MO_ADJUST, call
2315 log_op_type before pusing the op into mos vector, not afterwards.
2316 Call adjust_insn before cselib_process_insn/add_with_sets,
2317 call cancel_changes (0) afterwards.
2318 (variable_tracking_main_1): Adjust for vt_initialize calling
2319 vt_stack_adjustments and returning whether it succeeded or not.
2321 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2323 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2326 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2328 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2330 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2331 drap_reg has not been set.
2333 2010-03-15 Michael Matz <matz@suse.de>
2336 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2337 use it to expand block copies.
2338 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2339 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2340 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2342 2010-03-15 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/43367
2345 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2348 2010-03-15 Richard Guenther <rguenther@suse.de>
2350 PR tree-optimization/43317
2351 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2353 2010-03-15 Martin Jambor <mjambor@suse.cz>
2355 PR tree-optimization/43141
2356 * tree-sra.c (create_abstract_origin): New function.
2357 (modify_function): Call create_abstract_origin.
2359 2010-03-15 Chris Demetriou <cgd@google.com>
2361 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2364 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2367 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2368 call insert_out_of_ssa_copy for default definitions.
2370 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2372 * graphite-clast-to-gimple.c (my_long_long): Defined.
2373 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2374 * graphite-sese-to-poly.c (my_long_long): Defined.
2375 (scop_ivs_can_be_represented): Use it.
2377 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2379 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2380 graphite-max-bbs-per-function, and loop-block-tile-size.
2381 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2383 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2385 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2387 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2388 forward declaration.
2389 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2390 (add_upper_bounds_from_estimated_nit): New.
2391 (build_loop_iteration_domains): Use it.
2393 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2395 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2397 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2400 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2401 should be an INTEGER_CST. Also handle CASE_CONVERT.
2403 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2405 * graphite.c (graphite_initialize): To bound the number of bbs per
2406 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2407 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2408 * doc/invoke.texi: Document it.
2410 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2412 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2413 * graphite-sese-to-poly.h (build_poly_scop): Same.
2415 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2417 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2418 the number of parameters in the scop. Use as an upper bound
2419 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2420 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2421 * doc/invoke.texi: Document it.
2423 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2425 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2426 * doc/c-tree.texi: Remove.
2427 * doc/generic.texi: Merge c-tree.texi here.
2428 * doc/gccint.texi (Trees): Remove menu entry.
2429 (c-tree.texi): Remove @include.
2430 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2431 * doc/languages.texi (Reading RTL): Ditto.
2433 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2436 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2438 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2441 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2442 code added to work around reload clobbering CONST insns.
2444 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2446 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2447 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2448 (cselib_preserve_only_values): Remove retain argument, don't
2449 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2450 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2451 * var-tracking.c (micro_operation): Move insn field before union.
2452 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2453 (struct variable_tracking_info_def): Remove n_mos field, change
2454 mos into a vector of micro_operations.
2455 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2456 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2457 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2458 changing into a vector.
2459 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2460 come before all other uops generated by add_stores.
2461 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2463 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2464 a vector. Run just one pass over the bbs instead of separate counting
2465 and computation phase.
2466 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2469 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2470 into *nonlocalized_list vector.
2471 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2472 even if origin is non-NULL.
2473 (gen_variable_die): Likewise.
2474 (process_scope_var): Don't change origin.
2475 (gen_decl_die): Likewise.
2476 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2477 before adding new edges instead of after it, fix moving over
2480 2010-03-11 David S. Miller <davem@davemloft.net>
2482 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2484 * configure: Rebuild.
2486 2010-03-11 Martin Jambor <mjambor@suse.cz>
2488 PR tree-optimization/43257
2489 * tree.c (assign_assembler_name_if_neeeded): New function.
2490 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2492 * tree.h (assign_assembler_name_if_neeeded): Declare.
2493 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2494 the function if needed.
2496 2010-03-11 Chris Demetriou <cgd@google.com>
2498 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2499 include/stdint-gcc.h, and include/stdint.h world-readable.
2501 2010-03-11 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/43255
2504 * tree-vrp.c (process_assert_insertions_for): Do not insert
2505 asserts for trivial conditions.
2507 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2509 PR tree-optimization/43280
2510 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2511 generation. Move calculation of size out of the if branch.
2512 (find_bswap): Modify compare number generation.
2514 2010-03-11 Richard Guenther <rguenther@suse.de>
2517 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2518 (input_gimple_stmt): Fixup handled component types during
2519 operand read. Also fix up decls in ADDR_EXPRs.
2521 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2523 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2524 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2526 2010-03-10 Jan Hubicka <jh@suse.cz>
2529 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2530 * varasm.c (get_variable_section): Don't do that here...
2531 (make_decl_rtl): ... and here.
2532 (do_assemble_alias): Produce decl RTL.
2533 (assemble_alias): Likewise.
2535 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2538 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2539 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2541 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2542 (based_loc_descr): Only express drap or vdrap regno based expressions
2543 using DW_OP_fbreg when not optimizing.
2544 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2545 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2546 REG_CFA_SET_VDRAP note.
2548 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2550 PR tree-optimization/43236
2551 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2552 error in calculation of base address in reverse iteration case.
2553 (generate_builtin): Take number of latch executions if the statement
2556 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2559 * tree-eh.c: Include pointer-set.h.
2560 (lower_eh_dispatch): Filter out duplicate case labels and
2561 remove the unneeded edge when the label is unused. Return
2562 true when some edges are removed.
2563 (execute_lower_eh_dispatch): When any lowering resulted in
2564 removing an edge, also delete unreachable blocks.
2566 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2569 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2570 UNSPEC_MACHOPIC_OFFSET.
2572 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2575 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2576 (m68k_delegitimize_address): New function.
2578 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2581 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2584 * var-tracking.c (adjust_sets): New function.
2585 (count_with_sets, add_with_sets): Use it.
2586 (get_adjusted_src): New inline function.
2587 (add_stores): Use it.
2590 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2591 call cselib_dummy_expand_value_rtx_cb instead of
2592 cselib_expand_value_rtx_cb.
2595 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2596 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2597 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2598 and .cfi_endproc around the pic thunks.
2599 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2600 all queued unwind info register saves are saved before the call.
2601 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2602 considered as sp-=4 for unwind info and the pop as sp+=4 which
2603 also clobbers dest, but doesn't actually restore it.
2606 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2607 RTX_FRAME_RELATED_P.
2609 2010-03-09 Jie Zhang <jie@codesourcery.com>
2611 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2612 whitespaces in output template.
2614 2010-03-09 Jie Zhang <jie@codesourcery.com>
2616 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2619 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2621 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2622 builtins.exp in a separate job.
2624 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2626 * graphite-sese-to-poly.c (add_param_constraints): Use
2627 lower_bound_in_type and upper_bound_in_type.
2629 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2631 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2632 instead of unsigned_type_node.
2634 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2635 Reza Yazdani <reza.yazdani@amd.com>
2638 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2639 on pointer type parameters.
2641 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2645 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2646 handle conversions from pointer to integers.
2647 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2648 induction variable, to be able to work with code generated by CLooG.
2649 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2650 (build_poly_scop): Bail out if we cannot codegen a loop.
2652 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2654 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2655 code generation with gloog_error.
2657 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2659 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2660 Call fold_convert on all the returned values.
2661 (expand_scalar_variables_expr): Pass to
2662 expand_scalar_variables_ssa_name the type of the resulting expression.
2664 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2666 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2667 ppl_min_for_le_pointset.
2668 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2669 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2671 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2673 * graphite-dependences.c (map_into_dep_poly): Removed.
2674 (dependence_polyhedron_1): Use combine_context_id_scat.
2676 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2678 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2679 (struct poly_bb): Same.
2680 (combine_context_id_scat): New.
2682 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2685 * sese.c (name_defined_in_loop_p): Return false for default
2688 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2690 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2691 and clean up the logic.
2693 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2695 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2698 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2700 * var-tracking.c (remove_cselib_value_chains): Define only for
2702 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2703 delete_slot_part, emit_notes_for_differences_1): Don't call
2704 remove_cselib_value_chains here.
2705 (set_slot_part, emit_notes_for_differences_2): Don't call
2706 add_cselib_value_chains here.
2707 (preserved_values): New vector.
2708 (preserve_value): New function.
2709 (add_uses, add_stores, vt_add_function_parameters): Use it
2710 instead of cselib_preserve_value.
2711 (changed_values_stack): New vector.
2712 (check_changed_vars_0): New function.
2713 (check_changed_vars_1, check_changed_vars_2): Use it.
2714 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2715 changed_values_stack VALUEs.
2716 (vt_emit_notes): For all preserved_values call
2717 add_cselib_value_chains. If ENABLE_CHECKING call
2718 remove_cselib_value_chains before verifying value_chains is empty.
2719 Initialize and free changed_values_stack.
2720 (vt_initialize): Initialize preserved_values.
2721 (vt_finalize): Free preserved_values.
2723 2010-03-08 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/43269
2726 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2729 2010-03-08 Martin Jambor <mjambor@suse.cz>
2731 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2732 (ipa_is_param_called): Removed.
2733 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2734 (ipa_print_node_params): Do not print the called flag.
2735 (ipa_write_node_info): Do not stream the called flag.
2736 (ipa_read_node_info): Likewise.
2738 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2741 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2742 * cselib.c (struct expand_value_data): Add dummy field.
2743 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2745 (cselib_dummy_expand_value_rtx_cb): New function.
2746 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2748 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2749 * var-tracking.c: Include pointer-set.h.
2750 (variable): Change n_var_parts to char from int. Add
2751 cur_loc_changed and in_changed_variables fields.
2752 (variable_canonicalize): Remove.
2753 (shared_var_p): New inline function.
2754 (unshare_variable): Maintain cur_loc_changed and
2755 in_changed_variables fields. If var was in changed_variables,
2756 replace it there with new_var. Just copy cur_loc instead of
2757 resetting it to something else.
2758 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2759 (dataflow_set_union): Don't call variable_canonicalize.
2760 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2761 of their DEBUG_EXPR_TREE_DECLs.
2762 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2763 and in_changed_variables and cur_loc_changed is false.
2764 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2765 and cur_loc_changed. Don't update cur_loc here.
2766 (variable_merge_over_src): Don't call variable_canonicalize.
2767 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2768 removing loc that is equal to cur_loc, clear cur_loc,
2769 set cur_loc_changed and ensure variable_was_changed is called.
2770 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2771 compare pointers in cur_loc check, if it is equal to loc,
2772 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2773 (variable_different_p): Remove compare_current_location argument,
2774 don't compare cur_loc.
2775 (dataflow_set_different_1): Adjust variable_different_p caller.
2776 (variable_was_changed): If dv had some var in changed_variables
2777 already, reset in_changed_variables flag for it and propagate
2778 cur_loc_changed over to the new variable. On empty var
2779 always set cur_loc_changed. Set in_changed_variables on whatever
2780 var is added to changed_variables.
2781 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2782 Use shared_var_p. When removing loc that is equal to cur_loc,
2783 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2784 end, don't set it to something else, just call variable_was_changed.
2785 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2786 loc being removed, clear cur_loc and set cur_loc_changed.
2787 Set cur_loc_changed if all locations have been removed.
2788 (struct expand_loc_callback_data): New type.
2789 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2790 allocated. Always create SUBREGs if simplify_subreg failed.
2791 Prefer to use cur_loc, when that fails and still in
2792 changed_variables (and seen first time) recompute it. Set
2793 cur_loc_changed of variables which had to change cur_loc and
2794 compute elcd->cur_loc_changed if any of the subexpressions used
2795 had to change cur_loc.
2796 (vt_expand_loc): Adjust to pass arguments in
2797 expand_loc_callback_data structure.
2798 (vt_expand_loc_dummy): New function.
2799 (emitted_notes): New variable.
2800 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2801 that weren't used for any other decl in current
2802 emit_notes_for_changes call call vt_expand_loc_dummy to update
2803 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2804 first loc_chain location if NULL before. Always use just
2805 cur_loc instead of first loc_chain location. When cur_loc_changed
2806 is false, when not --enable-checking=rtl just don't emit any note.
2807 When rtl checking, compute the note and assert it is the same
2808 as previous note. Clear cur_loc_changed and in_changed_variables
2809 at the end before removing from changed_variables.
2810 (check_changed_vars_3): New function.
2811 (emit_notes_for_changes): Traverse changed_vars to call
2812 check_changed_vars_3 on each changed var.
2813 (emit_notes_for_differences_1): Clear cur_loc_changed and
2814 in_changed_variables. Recompute cur_loc of new_var.
2815 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2816 (vt_emit_notes): Initialize and destroy emitted_notes.
2818 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2820 PR rtl-optimization/42220
2821 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2822 Use verify_reg_tracked to determine if we should use OP_OUT rather
2824 (build_def_use): If we see an in-out operand for a register that we
2825 know nothing about, treat is an output if possible, fail the block if
2828 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2831 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2834 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2837 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2838 uses of relevant DEFs that are dead outside the loop too.
2840 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2842 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2844 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2846 * var-tracking.c (values_to_unmark): New variable.
2847 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2848 values_to_unmark vector. Moved body to...
2849 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2850 instead queue it into values_to_unmark vector.
2851 (vt_find_locations): Free values_to_unmark vector.
2853 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2855 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2856 (site.exp): Export them when plugins are enabled.
2858 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2861 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2863 (chrec_fold_multiply): Same.
2865 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2868 * c-decl.c (build_compound_literal): Return early if init is
2871 2010-03-04 Martin Jambor <mjambor@suse.cz>
2873 PR tree-optimization/43164
2874 PR tree-optimization/43191
2875 * tree-sra.c (type_consists_of_records_p): Reject records with
2876 zero-size bit-fields at the end.
2878 2010-03-04 Mike Stump <mikestump@comcast.net>
2880 * Makefile.in (TAGS): Remove *.y.
2882 2010-03-04 Richard Guenther <rguenther@suse.de>
2884 PR tree-optimization/40761
2885 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2887 (my_rev_post_order_compute): New function.
2888 (init_pre): Call it.
2890 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2893 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2894 decrease the cost of an IV candidate when the cost is infinite.
2896 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2898 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2899 Use '3DNow!' for the extension of that name, ensure normal space
2901 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2903 2010-03-03 Jeff Law <law@redhat.com>
2905 * PR middle-end/32693
2906 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2907 than gen_rtx_SUBREG.
2908 (extract_bit_field_1): Likewise.
2910 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2912 * doc/sourcebuild.texi (Test directives): Document that arguments
2913 include-opts and exclude-opts are now optional for dg-skip-if,
2914 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2916 2010-03-03 Jason Merrill <jason@redhat.com>
2919 * cgraph.h (varpool_node): Add extra_name field.
2920 * varpool.c (varpool_extra_name_alias): New.
2921 (varpool_assemble_decl): Emit extra name aliases.
2922 (varpool_mark_needed_node): Look past an extra name alias.
2923 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2924 * lto-streamer-in.c (lto_input_tree): Read it.
2925 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2927 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2929 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2930 (sparc*-*-solaris2*): ...this.
2932 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2935 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2936 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2937 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2938 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2941 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2942 fallthrough to default handling, just with want_address 0 instead of 2.
2943 For single element lists, add_AT_loc directly, otherwise create an
2944 artificial variable DIE and stick location list to it.
2947 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2948 (VAL_EXPR_HAS_REVERSE): Define.
2949 (reverse_op): New function.
2950 (add_stores): For reversible operations add an extra MO_VAL_USE.
2952 2010-03-02 Jason Merrill <jason@redhat.com>
2954 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2956 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2958 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2959 (sparc64-*-linux*): Likewise.
2960 (sparc64-*-solaris2*): Include assembler files before linker ones.
2961 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2962 * config/sparc/gas.h: Delete.
2963 * config/sparc/sol2-64.h: Add copyright notice.
2964 * config/sparc/sol2-gas-bi.h: Likewise.
2965 * config/sparc/sol2-gld.h: Likewise.
2966 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2967 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2968 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2969 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2970 (sparc_elf_asm_named_section): Rename into...
2971 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2973 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2975 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2977 2010-03-02 Jeff Law <law@redhat.com>
2980 * reload1.c (rtx_p, substitute_stack): Declare.
2981 (substitute): Record addresses of changed rtxs.
2982 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2983 Restore the original rtx when complete.
2984 (reload): Free subsitute_stack when complete.
2986 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2988 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2989 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2991 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2992 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2993 Torture Tests): Change from subsection to section.
2995 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2996 Steven Bosscher <steven@gcc.gnu.org>
2998 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3001 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3004 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3005 the assignment from the new induction variable to the assignment
3006 of the value from the original loop PHI function.
3008 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3009 Daniel Jacobowitz <dan@codesourcery.com>
3011 * doc/sourcebuild.texi (Test directives): Clarify options to
3014 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3016 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3017 Disable cfi directives unless GCC and gas agree on using read-only
3018 .eh_frame sections for 64-bit.
3019 * configure: Regenerate.
3021 2010-03-01 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/43220
3024 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3025 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3027 2010-03-01 Richard Guenther <rguenther@suse.de>
3028 Martin Jambor <mjambor@suse.cz>
3031 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3032 gimplified parameters.
3034 2010-03-01 Christian Bruel <christian.bruel@st.com>
3036 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3038 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3040 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3042 2010-03-01 Richard Guenther <rguenther@suse.de>
3045 * expr.c (expand_assignment): Use the alias-oracle to tell
3046 if the rhs aliases the result decl.
3048 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3051 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3052 to sol_gt_pch_get_address.
3053 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3054 64-bit, SPARC and x86.
3055 (sol_gt_pch_get_address): New function.
3057 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3059 * toplev.h (inform_n, error_n): Declare.
3060 * diagnostic.c (inform_n, error_n): New function.
3062 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3064 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3065 has no rtl yet when processing local_decls, queue it and recheck
3066 if deferred stack allocation hasn't assigned it rtl.
3068 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3070 * config/sh/sh.c (unspec_bbr_uid): New.
3071 (gen_block_redirect): Use it instead of INSN_UID.
3072 (gen_far_branch): Likewise.
3074 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3076 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3077 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3079 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3081 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3082 (Warning Options): -Wno-conversion-null is valid for
3083 Objective-C++ as well.
3084 * doc/tm.texi (Named Address Spaces): Likewise.
3085 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3086 * doc/tree-ssa.texi (Tree SSA): Likewise.
3088 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3091 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3092 by default. Don't set the default arch for
3093 i[34567]86-*-darwin*|x86_64-*-darwin*.
3095 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3098 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3099 default. Set the default 32bit/64bit archs with $with_arch
3100 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3102 2010-02-27 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/43186
3105 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3106 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3107 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3108 unroller iterations.
3110 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3112 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3113 required and i[34567]86-*-* targets don't support 64bit ISA.
3115 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3118 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3121 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3123 * config.gcc: Set the default arch at least to Prescott for
3124 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3125 if SSE math is enabled.
3127 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3129 * diagnostic.c (diagnostic_initialize): Update.
3130 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3132 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3133 (diagnostic_inhibit_notes): New.
3134 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3136 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3139 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3140 * doc/standards.texi: Likewise.
3141 * doc/extend.texi: Likewise.
3142 * doc/trouble.texi: Likewise.
3143 * doc/cppopts.texi: Likewise.
3144 * doc/install.texi: Likewise.
3145 * c.opt (std=c90,std=gnu90): New options.
3146 * c-opts.c (c_common_handle_option): Handle them.
3148 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3151 * c-decl.c (undeclared_variable): Use an informative note.
3153 2010-02-26 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/43186
3156 * gimple.h (gimple_fold): Remove.
3157 * gimple.c (gimple_fold): Remove. Inline into single user ...
3158 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3159 Try harder for conditions.
3161 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3164 * function.c (used_types_insert): Don't skip through named pointer
3165 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3166 and it is different from the main variant's type.
3168 2010-02-26 Nick Clifton <nickc@redhat.com>
3170 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3172 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3174 * config.gcc: Support --with-fpmath=sse for x86.
3176 * config/i386/ssemath.h: New.
3178 * doc/install.texi (--with-fpmath=sse): Documented.
3180 2010-02-26 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/43188
3183 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3184 vector types of over-aligned element type.
3186 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3189 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3190 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3192 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3194 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3196 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3198 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3199 * var-tracking.c: Include diagnostic.h.
3200 (debug_dv): New function.
3201 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3204 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3205 (add_value_chain, add_value_chains, remove_value_chain,
3206 remove_value_chains): Handle DEBUG_EXPRs.
3207 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3210 * regcprop.c (struct queued_debug_insn_change): New type.
3211 (struct value_data_entry): Add debug_insn_changes field.
3212 (struct value_data): Add n_debug_insn_changes field.
3213 (debug_insn_changes_pool): New variable.
3214 (free_debug_insn_changes, apply_debug_insn_changes,
3215 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3216 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3217 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3219 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3221 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3222 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3223 changes, call cprop_find_used_regs via note_stores.
3224 (copyprop_hardreg_forward): When copying vd from predecessor
3225 which has any queued DEBUG_INSN changes, make sure the pointers are
3226 cleared. At the end call df_analyze and then if there are any
3227 DEBUG_INSN changes queued at the end of some basic block for still
3228 live registers, apply them.
3229 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3231 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3233 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3236 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3238 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3239 targets. Set the default with_cpu/with_arch from arch/cpu.
3240 Allow x86-64 and native for with_cpu/with_arch.
3242 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3244 * ebitmap.c: Change calls to verify_popcount with calls to
3245 sbitmap_verify_popcount.
3246 (ebitmap_clear_bit): Fixed map->cacheindex test and
3247 map>cache update when bit clearing results in an empty
3250 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3253 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3254 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3255 and support both V2DF and V2DI modes.
3256 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3257 support both V2DF and V2DI modes.
3258 (general): Delete trailing whitespace from a few patterns.
3260 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3261 V2DF/V2DI interleave high/low builtins.
3263 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3266 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3267 interleave high/low functions.
3269 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3271 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3272 #pragma extern_prefix.
3274 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3277 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3278 BLKmode, assert op0 is a MEM and just adjust its mode.
3281 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3282 if bitpos isn't multiple of mode's bitsize.
3284 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3286 * c.opt (-ftemplate-depth=): New.
3287 (-ftemplate-depth-): Deprecate.
3288 * optc-gen.awk: Handle -ftemplate-depth=.
3289 * opth-gen.awk: Likewise.
3290 * c-opts.c (c_common_handle_option): Likewise.
3291 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3293 2010-02-24 Jason Merrill <jason@redhat.com>
3295 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3297 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3299 * cfg.c (alloc_aux_for_block): Remove inline.
3300 (alloc_aux_for_edge): Likewise.
3302 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3304 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3306 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3308 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3309 * config/i386/sol2-gas.h: New file.
3310 * config.gcc (i[34567]86-*-solaris2*): Use it.
3312 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3315 * c-typeck.c (ep_convert_and_check): New.
3316 (build_conditional_expr): Use it.
3317 (build_binary_op): Likewise.
3319 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3321 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3324 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3325 bounds even for -O+.
3326 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3327 expr needs to have DECL_NAME set.
3329 2010-02-24 Nick Clifton <nickc@redhat.com>
3331 * config/mep/mep.c: Include gimple.h.
3332 (mep_function_uses_sp): Delete unused function.
3333 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3334 parameters. Use unsigned integers to count args. Return a
3335 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3337 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3340 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3341 greater or equal to nelt instead of 2 * nelt.
3342 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3345 2010-02-23 Jason Merrill <jason@redhat.com>
3348 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3349 in cfun->local_decls even if they have register types.
3352 * stor-layout.c (place_field): Don't warn about unnecessary
3353 DECL_PACKED if the type is packed.
3355 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3358 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3359 GOTOFF relocs, even when the base reg isn't pic pointer.
3361 2010-02-23 Michael Matz <matz@suse.de>
3364 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3365 (expand_gimple_basic_block): Generate and use debug temps if there
3366 are debug uses left after the last real use of TERed ssa names.
3367 Unlink debug immediate uses when they are expanded.
3369 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3372 * config/i386/i386.c (override_options): Reorganise to provide
3373 better error messages.
3375 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3378 * graphite-scop-detection.c (create_single_exit_edge): Move
3379 the call to find_single_exit_edge to....
3380 (create_sese_edges): ...here. Don't handle multiple edges
3381 exiting the function.
3382 (build_graphite_scops): Don't handle multiple edges
3383 exiting the function.
3385 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3388 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3389 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3391 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3394 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3396 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3399 * c-typeck.c (convert_arguments): Print declaration location.
3400 * c-common.c (validate_nargs): Rename as
3401 builtin_function_validate_nargs.
3402 (check_builtin_function_arguments): Update.
3404 2010-02-22 Richard Guenther <rguenther@suse.de>
3407 * tree-inline.c (declare_return_variable): Use the type of
3408 the call stmt lhs if available.
3410 2010-02-22 Duncan Sands <baldrick@free.fr>
3412 * passes.c (register_pass): Always consider all pass lists when
3413 ref_pass_instance_number is zero.
3415 2010-02-22 Richard Guenther <rguenther@suse.de>
3417 PR tree-optimization/42749
3418 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3419 parameter. Do arithmetic in the original type.
3420 (update_accumulator_with_ops): Likewise.
3421 (adjust_accumulator_values): Adjust.
3423 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3425 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3426 (QI to BLKmode splitter): New splitter.
3428 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3430 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3431 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3433 2010-02-22 Richard Guenther <rguenther@suse.de>
3435 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3437 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3439 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3440 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3441 ($(T)crti.o, $(T)crtn.o): Remove rules.
3443 2010-02-21 Tobias Burnus <burnus@net-b.de>
3446 * doc/invoke.texi (-fassociative-math): Document that this
3447 option is automatically enabled for Fortran.
3449 2010-02-20 David S. Miller <davem@davemloft.net>
3451 * configure.ac: Test if linker and assembler properly support
3452 GOTDATA_OP relocations.
3453 * configure: Rebuild.
3454 * config.in: Likewise.
3455 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3456 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3457 (movsi_high_pic): Likewise.
3458 (movdi_lo_sum_pic): Likewise.
3459 (movdi_high_pic): Likewise.
3460 (movsi_pic_gotdata_op): New pattern.
3461 (movdi_pic_gotdata_op): Likewise.
3462 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3463 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3465 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3468 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3469 attribute to ssemul.
3470 (xop_mulv2div2di3_high): Ditto.
3472 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3475 * c.opt (Wconversion-null): New option.
3476 * doc/invoke.texi (Wconversion-null): Document.
3478 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3480 * common.opt (Wlarger-than-): Add Undocumented.
3482 2010-02-19 Mike Stump <mikestump@comcast.net>
3484 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3486 2010-02-19 Jason Merrill <jason@redhat.com>
3489 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3490 * configure: Likewise.
3492 2010-02-20 Alan Modra <amodra@gmail.com>
3495 * cgraph.h (cgraph_make_decl_local): Declare.
3496 * cgraph.c (cgraph_make_decl_local): New function.
3497 (cgraph_make_node_local): Use it.
3498 * cgraphunit.c (cgraph_function_versioning): Likewise.
3499 * ipa.c (function_and_variable_visibility): Likewise.
3501 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3504 * except.c (sjlj_emit_function_enter): Don't call
3505 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3507 * rtl.h (add_reg_br_prob_note): Remove prototype.
3509 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3512 * c-common.c (conversion_warning): Remove widening conversions
3513 before checking the conversion of integers to reals.
3515 2010-02-19 Mike Stump <mikestump@comcast.net>
3518 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3521 * cgraphunit.c (process_function_and_variable_attributes): Check
3522 DECL_PRESERVE_P instead of looking up attribute "used".
3523 * ipa-pure-const.c (check_decl): Likewise.
3524 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3525 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3526 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3527 instead of attribute "used".
3528 * config/sol2-c.c (solaris_pragma_init): Likewise.
3529 (solaris_pragma_fini): Likewise.
3531 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3533 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3534 Use XCNEW instead of xcalloc.
3535 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3536 XNEW instead of xmalloc.
3537 (get_fields): Use XNEWVEC instead of xmalloc.
3540 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3541 populate vars array.
3542 (create_new_general_access): For debug stmts just reset value.
3543 (get_stmt_accesses): For accesses within debug stmts just record them
3544 using add_access_to_acc_sites instead of preventing the peeling or
3545 counting them as accesses.
3548 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3550 2010-02-19 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/42916
3553 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3556 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3558 * configure.ac: Replace all uses of changequote in macro arguments
3559 with proper quoting.
3561 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3564 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3566 2010-02-19 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/42944
3569 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3570 test for aliasing with errno.
3572 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3575 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3576 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3577 * dojump.c: Include output.h.
3578 (inv): New inline function.
3579 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3580 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3581 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3582 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3583 argument, pass it down to other calls.
3584 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3585 add REG_BR_PROB note to the conditional jump.
3586 * cfgexpand.c (add_reg_br_prob_note): Removed.
3587 (expand_gimple_cond): Don't call it, add the probability
3588 as last argument to jumpif_1/jumpifnot_1.
3589 * Makefile.in (dojump.o): Depend on output.h.
3590 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3592 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3593 * stmt.c (do_jump_if_equal): Likewise.
3594 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3595 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3596 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3598 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3599 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3600 jumpifnot_1 callers.
3601 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3603 (store_expr): Adjust jumpifnot caller.
3604 (store_constructor): Adjust jumpif caller.
3607 * gimplify.c (gimple_boolify): For __builtin_expect call
3608 gimple_boolify also on its first argument.
3610 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3612 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3614 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3615 * configure: Regenerated.
3617 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3619 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3620 lang_hooks.types_compatible_p instead of comptypes.
3622 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3624 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3625 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3626 if __prefer_thumb__ is defined.
3628 2010-02-18 Martin Jambor <mjambor@suse.cz>
3630 PR tree-optimization/43066
3631 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3632 array with zero-sized element type.
3634 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3636 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3637 rtx, allocate struct var_loc_node here and return it to the
3638 caller, and only if it is actually needed.
3639 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3640 move it earlier and return immediately if it returns NULL.
3642 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3644 * config/sparc/gas.h: New file. Restore
3645 TARGET_ASM_NAMED_SECTION to its ELF default.
3646 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3648 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3649 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3650 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3651 after sparc/sysv4.h.
3653 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3655 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3657 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3659 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3660 patterns from predicated pattern.
3662 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3665 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3666 for insn mnemonic suffix.
3668 2010-02-17 Richard Guenther <rguenther@suse.de>
3670 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3673 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3676 * caller-save.c (save_call_clobbered_regs): If BB ends with
3677 a DEBUG_INSN, move any notes in between last real insn and the last
3678 DEBUG_INSN after the last DEBUG_INSN.
3680 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3682 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3683 Fix return type. Fix argument type. Explain meaning of return value.
3685 2010-02-16 Richard Guenther <rguenther@suse.de>
3687 PR tree-optimization/41043
3688 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3689 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3691 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3693 2010-02-16 Ira Rosen <irar@il.ibm.com>
3695 PR tree-optimization/43074
3696 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3697 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3698 vectorizable cycles in hybrid SLP check.
3699 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3701 2010-02-16 Richard Guenther <rguenther@suse.de>
3703 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3704 (true_dependence): If memrefs_conflict_p computes must-alias
3705 trust it. Move TBAA check after offset-based disambiguation.
3706 (canon_true_dependence): Likewise.
3708 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3710 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3711 * doc/invoke.texi: Document it.
3712 * var-tracking.c: Include toplev.h and params.h.
3713 (vt_find_locations): Return bool indicating success. Compute
3714 hash sizes unconditionally. Check new parameter, report.
3715 (variable_tracking_main_1): Check vt_find_locations results and
3716 retry. Renamed from...
3717 (variable_tracking_main): ... this. New wrapper to preserve
3718 flag_var_tracking_assignments.
3719 * Makefile.in (var-tracking.o): Adjust dependencies.
3721 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3722 Jakub Jelinek <jakub@redhat.com>
3725 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3726 if weak_import attribute is present.
3727 * config/darwin.c (machopic_select_section): Likewise.
3729 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3731 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3732 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3733 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3734 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3736 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3738 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3741 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3742 Rewrite text to refer to the names.
3744 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3746 * config/i386/i386-builtin-types.def
3747 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3748 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3749 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3750 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3751 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3752 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3753 IX86_BUILTIN_VPERMIL2PS256.
3754 (MULTI_ARG_4_DF2_DI_I): Defined.
3755 (MULTI_ARG_4_DF2_DI_I1): Defined.
3756 (MULTI_ARG_4_SF2_SI_I): Defined.
3757 (MULTI_ARG_4_SF2_SI_I1): Defined.
3758 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3759 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3760 __builtin_ia32_vpermil2ps256.
3761 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3762 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3763 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3764 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3765 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3766 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3767 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3768 CODE_FOR_xop_vpermil2v8sf3.
3769 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3770 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3771 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3772 (_mm256_permute2_pd): New.
3773 (_mm_permute2_ps): New.
3774 (_mm256_permute2_ps): New.
3776 2010-02-15 Nick Clifton <nickc@redhat.com>
3778 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3779 boolean parameters. Use emit_jump_insn when emitting a pop
3780 instruction containing a return insn.
3781 (push): Use 'true' rather than '1' as second parameter to F.
3782 (h8300_expand_prologue): Likewise.
3783 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3784 (h8300_expand_epilogue): Likewise.
3786 2010-02-15 Richard Guenther <rguenther@suse.de>
3789 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3792 2010-02-15 Nick Clifton <nickc@redhat.com>
3794 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3797 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3799 * intl.c (fake_ngettext): New function.
3800 * intl.h (fake_ngettext): Declare.
3801 (ngettext): Define macro.
3802 * collect2.c (notice_translated): New function.
3803 (main): Use notice_translated and ngettext.
3804 * collect2.h (notice_translated): Declare.
3806 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3808 * reorg.c (delete_computation): Comment fixes.
3809 * caller-save.c (setup_save_areas): Idem.
3810 * sel-sched-dump.c (dump_lv_set): Idem.
3813 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3815 * config/s390/s390.c (s390_sched_init): New function.
3816 (TARGET_SCHED_INIT): Target hook defined.
3818 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3819 Jack Howarth <howarth@bromo.med.uc.edu>
3820 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3823 Partial revert of unintended change in fix for PR41605.
3824 * config/darwin.h: Fix typo.
3825 * config/darwin9.h: Same.
3827 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3829 * c-pch.c (pch_init): Clear v.
3831 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3834 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3835 graphite_can_represent_init for MULT_EXPR.
3837 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3841 * graphite-sese-to-poly.c (remove_phi): New.
3842 (translate_scalar_reduction_to_array): Call remove_phi.
3844 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3847 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3848 * graphite-clast-to-gimple.h (gloog): Update declaration.
3849 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3850 * graphite-poly.h (struct poly_bb): Add missing comments.
3851 (struct scop): Add poly_scop_p field.
3853 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3854 * graphite.c (graphite_transform_loops): Build the polyhedral
3855 representation for each scop before code generation.
3856 * sese.c (rename_variables_in_operand): Removed.
3857 (rename_variables_in_expr): Return the renamed expression.
3858 (rename_sese_parameters): New.
3859 * sese.h (rename_sese_parameters): Declared.
3861 2010-02-11 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/42998
3864 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3865 POINTER_PLUS_EXPR properly.
3867 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3868 Changpeng Fang <changpeng.fang@amd.com>
3871 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3872 the cost of an IV candidate when the IV is used in a test against zero.
3874 * gcc.dg/tree-ssa/ivopts-3.c: New.
3876 2010-02-11 Richard Guenther <rguenther@suse.de>
3879 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3880 pointer-vs-decl case by swapping refs. Handle some cases
3881 of pointer-vs-decl disambiguations more conservatively.
3882 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3883 to false after expanding.
3885 2010-02-11 Richard Guenther <rguenther@suse.de>
3888 * gcc.c (process_command): Handle LTO file@offset case more
3891 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3893 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3894 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3896 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3898 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3899 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3900 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3901 Optimize eq/ne comparisons when both arguments are known to be
3903 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3904 Don't mask operands unnecessarily if they are known to be already
3907 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3909 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3912 2010-02-10 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/43017
3915 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3916 for wrapping signed arithmetic.
3918 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3921 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3922 if no debug info should be emitted for it.
3924 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3926 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3927 note when flag_exceptions is set.
3929 2010-02-10 Duncan Sands <baldrick@free.fr>
3931 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3933 2010-02-10 Richard Guenther <rguenther@suse.de>
3936 * tree.c (get_unwidened): Handle constants.
3937 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3939 2010-02-10 Martin Jambor <mjambor@suse.cz>
3942 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3943 check for variable argument counts independently.
3945 2010-02-10 Christian Bruel <christian.bruel@st.com>
3948 * config/sh/sh.c (find_barrier): Increase length for non delayed
3949 conditional branches.
3951 2010-02-10 Christian Bruel <christian.bruel@st.com>
3953 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3955 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3957 * builtins.c (set_builtin_user_assembler_name): Also handle
3958 ffs if int is smaller than word.
3960 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3963 * ira-conflicts.c (get_dup): Remove.
3964 (process_reg_shuffles): Add new parameter. Use it as an
3965 additional guard for copy generation.
3966 (add_insn_allocno_copies): Rewrite.
3968 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3970 * common.opt (fsched2-use-traces): Preserved for backward
3972 * doc/invoke.texi: Remove the documentation about option
3973 -fsched2-use-traces.
3974 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3975 flag_sched2_use_traces.
3976 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3977 the backward compatibility flag section.
3979 2010-02-09 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/43008
3982 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3983 make HEAP variables initialized from global memory if they
3984 are not known builtin functions.
3985 (find_func_aliases): Adjust.
3987 2010-02-09 Richard Guenther <rguenther@suse.de>
3989 PR tree-optimization/43000
3990 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3991 arithmetic manually.
3993 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3995 PR tree-optimization/42931
3996 * tree-loop-linear.c (try_interchange_loops): Don't call
3997 double_int_mul if estimated_loop_iterations failed.
3999 2010-02-08 Martin Jambor <mjambor@suse.cz>
4002 * tree-sra.c (build_accesses_from_assign): Do not mark in
4003 should_scalarize_away_bitmap if stmt has volatile ops.
4004 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4007 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4009 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4011 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4013 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4016 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4019 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4021 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4024 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4025 to unknown_dependence.
4026 (graphite_legal_transform_dr): Handle the unknown_dependence.
4027 (graphite_carried_dependence_level_k): Same.
4029 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4031 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4033 2010-02-07 Richard Guenther <rguenther@suse.de>
4036 * expr.c (get_inner_reference): Always initialize *pbitsize.
4038 2010-02-07 Richard Guenther <rguenther@suse.de>
4041 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4042 new ARRAY_REFs on variable size element or minimal index arrays.
4044 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4045 gimple_fold_indirect_ref.
4047 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4050 * arm.c (arm_override_options): Just return if the user has specified
4051 an invalid fpu name.
4053 2010-02-03 Jason Merrill <jason@redhat.com>
4056 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4057 i386_pe_maybe_record_exported_symbol.
4059 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4062 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4063 (pa_delegitimize_address): New function.
4065 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4067 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4068 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4070 2010-02-05 Richard Guenther <rguenther@suse.de>
4073 * lto-streamer-in.c (get_resolution): Deal with references
4074 to undefined functions.
4076 2010-02-05 Richard Guenther <rguenther@suse.de>
4078 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4079 (fold_const_aggregate_ref): Likewise.
4080 (ccp_fold_stmt): Substitute loads.
4081 (maybe_fold_reference): Verify types before substituting.
4083 (fold_gimple_assign): Unshare properly.
4084 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4086 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4088 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4089 for rs6000_gen_cell_microcode.
4091 2010-02-04 Richard Guenther <rguenther@suse.de>
4093 PR rtl-optimization/42952
4094 * dse.c (const_or_frame_p): Remove MEM handling.
4096 2010-02-04 Nick Clifton <nickc@redhat.com>
4098 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4099 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4100 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4101 (mn10300_asm_output_mi_thunk): New function.
4102 (mn10300_can_output_mu_thunk): New function.
4103 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4104 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4105 (FUNCTION_ARG): Delete incorrect comment.
4107 2010-02-03 Jason Merrill <jason@redhat.com>
4110 * fold-const.c (operand_equal_p): Handle erroneous types.
4112 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4114 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4116 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4118 PR rtl-optimization/42941
4119 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4122 2010-02-03 Jason Merrill <jason@redhat.com>
4125 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4127 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4130 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4131 (cselib_reset_table): Renamed from...
4132 (cselib_reset_table_with_next_value): ... this.
4133 (cselib_get_next_uid): Renamed from...
4134 (cselib_get_next_unknown_value): ... this.
4135 * cselib.c (next_uid): Renamed from...
4136 (next_unknown_value): ... this.
4137 (cselib_clear_table): Adjust.
4138 (cselib_reset_table): Adjust. Renamed from...
4139 (cselib_reset_table_with_next_value): ... this.
4140 (cselib_get_next_uid): Adjust. Renamed from...
4141 (cselib_get_next_unknown_value): ... this.
4142 (get_value_hash): Use hash.
4143 (cselib_hash_rtx): Likewise.
4144 (new_cselib_val): Adjust. Set and dump uid.
4145 (cselib_lookup_mem): Pass next_uid as hash.
4146 (cselib_subst_to_values): Likewise.
4147 (cselib_log_lookup): Dump uid.
4148 (cselib_lookup): Pass next_uid as hash. Adjust.
4149 (cselib_process_insn): Adjust.
4150 (cselib_init): Initialize next_uid.
4151 (cselib_finish): Adjust.
4152 (dump_cselib_table): Likewise.
4153 * dse.c (canon_address): Dump value uid.
4154 * print-rtl.c (print_rtx): Print value uid.
4155 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4157 (dv_uid): New function, sort of renamed from...
4158 (dv_htab_hash): ... this, reimplemented in terms of it and...
4159 (dv_uid2hash): ... this. New.
4160 (variable_htab_eq): Drop excess assertions.
4161 (tie_break_pointers): Removed.
4162 (canon_value_cmp): Compare uids.
4163 (variable_post_merge_New_vals): Print uids.
4164 (vt_add_function_parameters): Adjust.
4165 (vt_initialize): Reset table. Adjust.
4167 2010-02-03 Richard Guenther <rguenther@suse.de>
4169 PR tree-optimization/42944
4170 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4171 (call_may_clobber_ref_p_1): Likewise. Properly handle
4172 malloc and calloc clobbering errno.
4174 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4176 * doc/invoke.texi: Fix name of sched1 dump.
4178 * opts.c (decode_options): Set flag_tree_switch_conversion
4179 only conditionally on optimize >= 2.
4181 * gcse.c: Assorted comment fixes in pass description.
4183 2010-02-03 Anthony Green <green@moxielogic.com>
4185 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4186 nop padding in order to maintain alignment of storage location of
4187 target function address.
4188 (moxie_trampoline_init): Store target function address at newly
4190 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4192 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4194 2010-02-03 Richard Guenther <rguenther@suse.de>
4197 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4199 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4201 * config.gcc: Reenable check for obsolete targets.
4202 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4203 mips-sgi-irix6.[0-4]*.
4205 2010-02-02 Nick Clifton <nickc@redhat.com>
4207 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4208 constant size of 4 as being the same as 0.
4209 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4210 can take values in the range 0..4.
4212 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4215 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4216 as _darwin10_Unwind_FindEnclosingFunction().
4217 * libgcc-libsystem.ver: New.
4219 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4222 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4223 implicitly set registers.
4225 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4227 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4228 (arm_override_options): Allow automatic selection of the thread
4229 pointer register if thumb2.
4230 (legitimize_pic_address): Improve code sequences for Thumb2.
4231 (arm_call_tls_get_addr): Likewise.
4232 (legitimize_tls_address): Likewise.
4233 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4234 (pic_load_addr_32bit): ... this. New named pattern.
4235 * thumb2.md (pic_load_addr_thumb2): Delete.
4236 (pic_load_dot_plus_four): Delete.
4237 (tls_load_dot_plus_four): New named pattern.
4239 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4242 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4243 Document fix for TLS bug.
4245 2010-01-31 Richard Guenther <rguenther@suse.de>
4247 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4248 conservatively correct.
4250 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4254 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4256 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4258 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4260 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4262 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4264 * config.gcc: Adjust order of makefile fragments for mingw targets.
4266 2010-01-31 Richard Guenther <rguenther@suse.de>
4269 * gimplify.c (gimplify_init_constructor): For volatile LHS
4270 initialize a temporary.
4272 2010-01-31 Matthias Klose <doko@ubuntu.com>
4274 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4276 * configure: Regenerate.
4278 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4280 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4281 the same alias set and their sizes different constantness.
4282 (aliasing_component_refs_p): Revert 2009-10-24 change.
4284 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4286 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4289 2010-01-29 Richard Guenther <rguenther@suse.de>
4291 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4292 Assert we successfully updated the call.
4294 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4296 PR rtl-optimization/42889
4297 * df.h (df_set_bb_dirty_nonlr): New prototype.
4298 * df-core.c (df_set_bb_dirty_nonlr): New function.
4299 * df-scan.c (df_insn_rescan): Call it instead of
4300 df_set_bb_dirty for DEBUG_INSNs.
4302 2010-01-29 Richard Guenther <rguenther@suse.de>
4305 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4306 quadratic behavior in most cases.
4308 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4311 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4312 in the call to gen_x86_movsicc_0_m1.
4314 2010-01-28 Richard Guenther <rguenther@suse.de>
4316 PR tree-optimization/42871
4317 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4319 2010-01-28 Richard Guenther <rguenther@suse.de>
4321 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4322 into call arguments.
4324 2010-01-28 Richard Guenther <rguenther@suse.de>
4327 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4328 the forwarder if the destination is an EH landing pad.
4330 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4332 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4333 block list passed to gimple_duplicate_sese_tail.
4334 (parallelize_loops): Avoid parallelization when the function
4336 Avoid parallelization when the preheader is IRREDUCIBLE.
4337 Try to optimize when estimated_loop_iterations_int is unresolved.
4338 Add the loop's location to the dump file.
4339 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4340 (gimple_duplicate_sese_tail): Remove the check for the latch.
4341 Redirect nexits to the exit block.
4342 Remove handling of the incoming edges to the latch.
4343 Redirect the backedge from the copied latch to the exit bb.
4345 2010-01-28 Michael Matz <matz@suse.de>
4348 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4349 Wrap force_reg into a sequence, emit it before user.
4351 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4353 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4355 (arm_legacy_rev): Likewise.
4356 (thumb_legacy_rev): Likewise.
4358 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4360 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4361 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4362 on MEM's address failed, try avoid_constant_pool_reference and
4363 recurse if it returned something different.
4364 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4365 address, try avoid_constant_pool_reference and recurse if it
4366 returned something different.
4367 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4368 address and avoid_constant_pool_reference returned something
4369 different, don't set have_address.
4371 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4374 * var-tracking.c (val_store): Add modified argument, obey it.
4376 (count_uses): Move down logging of main.
4377 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4378 don't need resolution.
4379 (emit_notes_in_bb): Likewise.
4381 2010-01-27 Richard Guenther <rguenther@suse.de>
4384 * tree-inline.c (remap_decl): Delay remapping of SSA name
4385 default definitions until we need them.
4387 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4389 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4390 (rs6000_delegitimize_address): New function.
4392 * config/s390/s390.c (s390_delegitimize_address): Call
4393 delegitimize_mem_from_attrs.
4396 * tree-inline.c (cannot_copy_type_1): Removed.
4397 (copy_forbidden): Don't forbid copying of functions containing
4398 records/unions with variable length fields.
4400 2010-01-27 Christian Bruel <christian.bruel@st.com>
4404 * config/sh/sh.c (find_barrier): Increase length for non delayed
4405 conditional branches.
4407 2010-01-27 Matthias Klose <doko@ubuntu.com>
4409 * configure.ac (gnu-unique-object): Fix ldd version check.
4410 * configure: Regenerate.
4412 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4414 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4416 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4417 Test for HAVE_GNU_AS value.
4419 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4421 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4422 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4423 INT64_TYPE): Define.
4424 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4425 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4426 INT_LEAST64_TYPE): Define.
4427 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4428 UINT_LEAST64_TYPE): Define.
4429 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4430 INT_FAST64_TYPE): Define.
4431 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4432 UINT_FAST64_TYPE): Define.
4433 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4434 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4435 (SIG_ATOMIC_TYPE): Define.
4437 2010-01-26 Richard Guenther <rguenther@suse.de>
4439 * df-scan.c (df_scan_set_bb_info): Remove assert.
4440 (df_insn_rescan_debug_internal): Merge asserts.
4441 (df_install_ref): Likewise.
4442 (df_mark_reg): Use bitmap_set_range.
4443 (df_hard_reg_used_p): Remove assert.
4444 (df_hard_reg_used_count): Likewise.
4446 2010-01-26 Richard Guenther <rguenther@suse.de>
4448 PR rtl-optimization/42685
4449 * web.c (web_main): Ignore DEBUG_INSNs.
4451 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4453 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4455 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4456 Fix types of fndecl and arglist parameters.
4458 2010-01-26 Richard Guenther <rguenther@suse.de>
4461 * tree-eh.c (unsplit_eh): Skip debug insns.
4463 2010-01-26 Richard Guenther <rguenther@suse.de>
4465 PR tree-optimization/42250
4466 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4468 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4471 * omp-low.c (expand_omp_sections): Only use single_pred if
4472 l2_bb is single_pred_p.
4474 2010-01-25 Christian Bruel <christian.bruel@st.com>
4477 * config/sh/sh.c (find_barrier): Increase length for non delayed
4478 conditional branches.
4479 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4481 2010-01-24 David S. Miller <davem@davemloft.net>
4483 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4484 define if not using GAS.
4485 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4486 Likewise. Delete SECTION_MERGE code, which is only applicable
4489 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4492 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4493 mangling of va_list in system headers.
4495 2010-01-23 Toon Moene <toon@moene.org>
4497 * tree-predcom.c (combine_chains): Return NULL, not false.
4499 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4501 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4502 initialization of variable res to agree with return type.
4504 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4506 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4507 * tree-sra.c: Add include of expr.h.
4509 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4511 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4512 insert the debug stmt on the single non-EH edge from the stmt.
4514 2010-01-22 Richard Henderson <rth@redhat.com>
4517 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4518 the RHS until after generate_subtree_copies has insertted its
4519 code before the current statement.
4521 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4523 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4525 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4527 2010-01-21 Martin Jambor <mjambor@suse.cz>
4529 PR tree-optimization/42585
4530 * tree-sra.c (struct access): New field grp_total_scalarization.
4531 (dump_access): Dump the new field.
4532 (should_scalarize_away_bitmap): New variable.
4533 (cannot_scalarize_away_bitmap): Likewise.
4534 (sra_initialize): Allocate new bitmaps.
4535 (sra_deinitialize): Free new bitmaps.
4536 (create_access_1): New function.
4537 (create_access): Parts moved to create_access_1.
4538 (type_consists_of_records_p): New function.
4539 (completely_scalarize_record): Likewise.
4540 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4541 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4542 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4544 (analyze_all_variable_accesses): Completely scalarize small eligible
4547 2010-01-21 Martin Jambor <mjambor@suse.cz>
4549 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4551 2010-01-21 Andrew Haley <aph@redhat.com>
4553 * gcc.c (process_command): Move lang_specific_driver before
4554 setting cc_libexec_prefix.
4556 2010-01-21 Richard Guenther <rguenther@suse.de>
4559 * fold-const.c (negate_expr_p): Pretend only negative
4560 real constants are easily negatable.
4562 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4563 Jason Merrill <jason@redhat.com>
4565 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4566 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4567 * calls.c (initialize argument_information): Handle it.
4568 * c-common.c (handle_transparent_union_attribute): Use new name.
4569 * c-decl.c (finish_struct): Ditto.
4570 * c-typeck.c (type_lists_compatible_p): Ditto.
4571 (convert_for_assignment): Use new name and also handle record.
4572 * function.c (aggregate_value_p): Handle it.
4573 (pass_by_reference): Ditto.
4574 (assign_parm_data_types): Ditto.
4575 * print-tree.c (print_node): Ditto.
4576 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4577 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4578 * tree.c (first_field): New fn.
4580 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4583 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4584 even when linking statically, for now.
4586 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4589 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4590 without a cselib val.
4591 (count_uses): Accept MO_VAL_SET with no val on stores.
4592 (add_stores): Likewise.
4594 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4596 * var-tracking.c (check_value_val): Add a compile time assertion.
4597 (dv_is_decl_p): Simplify.
4598 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4599 gcc_assert if ENABLE_CHECKING.
4601 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4604 * var-tracking.c: Include tree-flow.h.
4605 (mem_dies_at_call): New.
4606 (dataflow_set_preserve_mem_locs): Use it.
4607 (dataflow_set_remove_mem_locs): Likewise.
4608 (dump_var): Renamed from dump_variable. Adjust all callers.
4609 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4610 * Makefile.in (var-tracking.o): Adjust deps.
4612 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4614 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4616 2010-01-20 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/42717
4619 * tree-ssa-dce.c (get_live_post_dom): Remove.
4620 (forward_edge_to_pdom): Take an arbitrary edge to copy
4621 degenerate PHI args from.
4622 (remove_dead_stmt): Use the first post-dominator even if it
4623 does not contain live statements as redirection destination.
4625 2010-01-20 Richard Guenther <rguenther@suse.de>
4627 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4629 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4631 * sel-sched.c (create_speculation_check): Remove set but not used
4633 (try_transformation_cache): Remove set but not used variable ds.
4634 (calculate_privileged_insns): Remove set but not used variables
4635 cur_insn and min_spec_insn.
4636 (find_best_expr): Remove set but not used variable avail_n.
4637 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4639 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4641 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4642 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4645 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4648 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4649 cpu types. Add support for *-sse3 cpu types.
4650 (x86_64-*-*): Ditto.
4652 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4655 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4656 argument, call initializer_constant_valid_p_1 instead of
4657 initializer_constant_valid_p, pass CACHE to it, return NULL
4658 immediately if first call returns NULL.
4659 (initializer_constant_valid_p_1): New function.
4660 (initializer_constant_valid_p): Use it.
4662 2010-01-20 Thomas Quinot <quinot@adacore.com>
4664 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4666 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4668 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4669 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4670 (loc_list_from_tree): Don't handle unsigned division. Handle
4671 signed modulo using DW_OP_{over,over,div,mul,minus}.
4672 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4673 modulo instead of signed.
4675 2010-01-20 DJ Delorie <dj@redhat.com>
4677 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4679 (h8300_emit_stack_adjustment): Propogate it.
4681 (h8300_expand_prologue): Likewise.
4682 (h8300_expand_epilogue): Likewise.
4684 2010-01-19 Michael Matz <matz@suse.de>
4686 PR tree-optimization/41783
4687 * tree-data-ref.c (toplevel): Include flags.h.
4688 (dump_data_dependence_relation): Also dump the inputs if the
4689 result will be unknown.
4690 (split_constant_offset_1): Look through some conversions.
4691 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4692 the offset from last element is too large.
4693 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4694 (reassociate_to_the_same_stmt): Handle vector registers.
4695 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4697 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4698 wide_prolog_niters argument, emit widening instructions.
4699 (vect_do_peeling_for_alignment): Adjust caller, use widened
4700 variant of the iteration cound.
4701 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4703 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4706 * config/arm/neon-testgen.m (emit_automatics): New parameter
4707 features. Adjust for Fixed_return_reg feature.
4708 (test_intrinsic): Call emit_automatics with new feature.
4709 * config/arm/neon.ml: Update copyright years.
4710 (features): New Fixed_return_reg feature.
4711 (ops): Update feature for Vget_low.
4713 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4715 PR tree-optimization/42719
4716 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4720 * fwprop.c (all_uses_available_at): Return false if def_set dest
4721 is a REG that is used in def_insn.
4723 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4725 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4727 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4730 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4732 * target.h (struct gcc_target) <secondary_reload>: Change type
4733 of last argument to secondary_reload_info *.
4735 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4738 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4739 memory references with unaligned offsets. Remove CQImode handling.
4740 (unaligned_memory_operand): Return 1 for memory references with
4741 unaligned offsets. Remove CQImode handling.
4743 2010-01-18 Richard Guenther <rguenther@suse.de>
4746 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4749 2010-01-18 Richard Guenther <rguenther@suse.de>
4751 PR tree-optimization/42781
4752 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4753 restrict processing only if the original variable was artificial.
4755 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4757 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4758 find number of popped argument bytes.
4760 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4761 Fix the text that describes the return value for invalid insns.
4763 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4765 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4766 Clarify what 'cost of the -dependence' is. Fix quoting.
4768 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4769 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4771 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4773 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4774 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4776 2010-01-17 Richard Guenther <rguenther@suse.de>
4779 * function.c (split_complex_args): Take a VEC to modify.
4780 (assign_parms_augmented_arg_list): Build a VEC instead of
4781 a chain of PARM_DECLs.
4782 (assign_parms_unsplit_complex): Take a VEC of arguments.
4783 Do not fixup unmodified parms.
4784 (assign_parms): Deal with the VEC.
4785 (gimplify_parameters): Likewise.
4787 2010-01-17 Richard Guenther <rguenther@suse.de>
4789 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4790 node existence check.
4791 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4792 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4793 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4794 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4795 (gimple_execute_on_growing_pred): Likewise.
4797 2010-01-17 Richard Guenther <rguenther@suse.de>
4799 PR tree-optimization/42773
4800 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4801 (compute_antic_aux): Likewise.
4802 (compute_partial_antic_aux): Likewise.
4804 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4807 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4810 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4812 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4815 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4816 Fix markup for strict argument.
4818 (TARGET_SCHED_REORDER2): Fix argument types.
4820 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4821 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4823 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4824 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4826 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4829 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4830 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4831 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4832 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4833 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4835 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4837 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4839 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4840 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4842 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4844 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4847 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4849 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4850 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4852 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4854 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4856 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4857 referring to it. Fix language.
4859 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4861 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4863 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4865 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4867 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4868 '@var{stream}. Remove stray 'and'.
4870 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4872 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4874 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4876 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4877 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4879 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4880 Fix description of return value.
4881 Rename argument "sz" to "len."
4883 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4884 Clarify meaning of 'true' return value.
4886 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4888 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4889 rep_mode versus mode_rep.
4891 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4893 (TARGET_BUILTIN_DECL): Fix name.
4895 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4897 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4899 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4901 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4903 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4905 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4908 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4909 Rename argument tm_fn to md_fn.
4911 (TARGET_OPTION_PRINT): Fix argument list.
4913 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4916 * config/i386/i386.c (ix86_fixup_binary_operands):
4917 Revert FMA4 fixup of operands.
4919 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4922 * Makefile.in (write_entries_to_file, install-plugin):
4923 Use \012 instead of \n with tr.
4925 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4927 * configure.ac (HAVE_AS_REF): New C macro.
4928 * configure: Regenerate.
4929 * config.in: Likewise.
4930 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4932 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4935 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4937 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4939 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4941 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4943 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4945 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4947 (TARGET_BINDS_LOCAL_P): Fix argument type.
4949 (TARGET_ASM_FILE_END): Use prototype.
4951 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4953 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4955 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4957 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4959 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4960 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4962 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4963 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4965 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4966 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4967 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4968 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4970 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4972 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4974 (TARGET_INIT_BUILTINS): Use prototype.
4976 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4977 Put 'const char *' in braces. Fix parameter types.
4978 (TARGET_INVALID_CONVERSION): Fix parameter types.
4979 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4980 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4982 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4985 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4987 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4989 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4991 * doc/tm.texi (TARGET_HELP): Fix return type.
4993 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4994 in braces. Fix argument types.
4996 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4998 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5000 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5002 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5003 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5005 (TARGET_MANGLE_TYPE): Fix argument types.
5007 (TARGET_IRA_COVER_CLASSES): Use prototype.
5009 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5011 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5013 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5015 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5017 (TARGET_CALLEE_COPIES): Fix argument types.
5019 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5021 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5023 (TARGET_FUNCTION_VALUE): Fix argument types.
5025 (TARGET_RETURN_IN_MSB): Fix argument type.
5027 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5029 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5031 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5033 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5034 agree with return type.
5036 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5038 2010-01-15 Jing Yu <jingyu@google.com>
5040 PR rtl-optimization/42691
5041 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5042 a pseudo to a constant and are merged, and adjust comments.
5044 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5046 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5048 2010-01-15 Richard Guenther <rguenther@suse.de>
5051 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5052 labels of computed or non-local gotos to the destination.
5053 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5054 landing pad label is the first label.
5056 2010-01-15 Richard Guenther <rguenther@suse.de>
5058 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5060 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5063 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5064 to allow generation of the xssqrtdp instruction on power7.
5065 (sqrtdf2_fpr): Ditto.
5067 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5070 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5071 functions with noreturn attribute.
5074 * varasm.c (declare_weak): Add weak attribute to decl if it
5075 doesn't have one already.
5076 (assemble_external): Only add decls to weak_decls if they also
5077 have weak attribute.
5079 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5081 * var-tracking.c (var_reg_delete): Don't delete the association
5082 between REGs and values or one-part variables if the register
5085 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5088 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5089 because its first operand is a non-localized variable.
5091 2010-01-14 Martin Jambor <mjambor@suse.cz>
5093 PR tree-optimization/42706
5094 * tree-sra.c (encountered_recursive_call): New variable.
5095 (encountered_unchangable_recursive_call): Likewise.
5096 (sra_initialize): Initialize both new variables.
5097 (callsite_has_enough_arguments_p): New function.
5098 (scan_function): Call decl and flags check only for IPA-SRA, check
5099 whether there is a recursive call and whether it has enough arguments.
5100 (all_callers_have_enough_arguments_p): New function.
5101 (convert_callers): Look for recursive calls only when
5102 encountered_recursive_call is set.
5103 (ipa_early_sra): Bail out either if
5104 !all_callers_have_enough_arguments_p or
5105 encountered_unchangable_recursive_call.
5107 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5109 * sel-sched.c: Add 2010 to copyright years.
5110 * sel-sched-ir.c: Likewise.
5111 * sel-sched-ir.h: Likewise.
5113 2010-01-14 Martin Jambor <mjambor@suse.cz>
5115 PR tree-optimization/42714
5116 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5117 constructors specially.
5119 2010-01-14 Andi Kleen <ak@linux.intel.com>
5121 * config/i386/drivers-i386.c (detect_caches_intel):
5122 Add l2sizekb parameter and fill in.
5123 (host_detect_local_cpu): Add l2sizekb, fill in.
5124 Add Atom small cache heuristic.
5126 2010-01-14 Andi Kleen <ak@linux.intel.com>
5128 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5129 Add level3 parameter and fill in.
5130 (detect_caches_intel): Handle level3 cache.
5132 2010-01-14 Andi Kleen <ak@linux.intel.com>
5134 * config/i386/drivers-i386.c (host_detect_local_cpu):
5135 Fix core duo detection.
5137 2010-01-14 Andi Kleen <ak@linux.intel.com>
5139 * config/i386/drivers-i386.c (host_detect_local_cpu):
5142 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5144 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5145 (rs6000_variable_issue_1): this. Use...
5146 (rs6000_variable_issue): here. Reimplement. Print debug info.
5148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5150 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5151 sel_restore_notes. Update all callers. Call reemit_notes
5154 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5156 PR rtl-optimization/42246
5157 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5160 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5162 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5163 all successors is the same as number of successors in current region.
5165 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5167 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5168 to rename is not separable. Otherwise check that its LHS is not NULL.
5170 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5172 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5174 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5176 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5177 available registers when failed to discover LHS register class.
5178 Fix indentation. Update comment.
5180 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5181 Alexander Monakov <amonakov@ispras.ru>
5183 PR rtl-optimization/42389
5184 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5186 (advance_state_on_fence): Likewise.
5187 (sel_target_adjust_priority): Print debug output only when
5188 sched_verbose >= 4, not 2.
5189 (get_expr_cost): Do not issue all unique insns on the next cycle.
5190 (fill_insns): Initialize can_issue_more from the value saved
5192 * sel-sched-ir.c (flist_add): New parameter issue_more.
5193 Init FENCE_ISSUE_MORE with it.
5194 (merge_fences): Likewise.
5195 (init_fences): Update call to flist_add.
5196 (add_to_fences, add_clean_fence_to_fences)
5197 (add_dirty_fence_to_fences): Likewise.
5198 (move_fence_to_fences): Update call to merge_fences.
5199 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5201 * sel-sched-ir.h (struct _fence): New field issue_more.
5202 (FENCE_ISSUE_MORE): New accessor macro.
5204 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5206 PR rtl-optimization/42388
5207 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5208 that have no predecessors nor successors. Do not call move_bb_info
5209 for empty blocks outside of current region.
5211 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5213 PR rtl-optimization/42294
5214 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5215 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5216 originators' originators.
5218 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5220 PR rtl-optimization/39453
5221 PR rtl-optimization/42246
5222 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5224 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5226 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5227 Alexander Monakov <amonakov@ispras.ru>
5230 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5231 (maybe_tidy_empty_bb): ... here. Make static. Add new
5232 argument. Update all callers.
5233 (tidy_control_flow): ... and here. Recompute topological order
5234 of basic blocks in region if necessary.
5235 (sel_redirect_edge_and_branch): Change return type. Return true
5236 if topological order might have been invalidated.
5237 (purge_empty_blocks): Export and move from...
5238 * sel-sched.c (purge_empty_blocks): ... here.
5239 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5240 (maybe_tidy_empty_bb): Delete prototype.
5241 (purge_empty_blocks): Declare.
5243 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5245 PR rtl-optimization/42249
5246 * sel-sched.c (try_replace_dest_reg): When chosen register
5247 and original register is the same, do not bail out early, but
5248 still check all original insns for validity of replacing destination
5249 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5252 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5255 Port from no-undefined-overflow branch:
5256 2009-03-09 Richard Guenther <rguenther@suse.de>
5258 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5260 2010-01-14 Richard Guenther <rguenther@suse.de>
5263 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5265 2010-01-14 Ira Rosen <irar@il.ibm.com>
5267 PR tree-optimization/42709
5268 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5269 as scalar type in creation of constant vector operand.
5271 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5274 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5275 (check-parallel-%): Match `testsuite' directory component only
5278 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5280 PR translation/39521
5281 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5284 2010-01-13 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/42730
5287 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5290 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5293 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5294 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5297 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5299 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5300 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5301 ___umulsi3_highpart.
5303 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5304 rather than schedule_insns if the pass is enabled.
5306 2010-01-13 Martin Jambor <mjambor@suse.cz>
5308 PR tree-optimization/42704
5309 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5312 2010-01-13 Martin Jambor <mjambor@suse.cz>
5314 PR tree-optimization/42703
5315 * tree-sra.c (analyze_access_subtree): Check that we can build a
5316 reference to the original data within the aggregate.
5318 2010-01-13 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/42705
5321 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5323 2010-01-13 Richard Guenther <rguenther@suse.de>
5326 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5328 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5331 * var-tracking.c (values_to_unmark): New variable.
5332 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5333 values_to_unmark vector. Moved body to...
5334 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5335 instead queue it into values_to_unmark vector.
5336 (vt_find_locations): Free values_to_unmark vector.
5338 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5340 * config/s390/s390.c (override_options): Set
5341 default of max-pending-list-length to 256
5343 2010-01-13 Richard Guenther <rguenther@suse.de>
5346 * tree-pass.h (PROP_gimple_lcx): New.
5347 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5348 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5349 before the final cleanup_eh.
5350 (dump_properties): Dump PROP_gimple_lcx.
5351 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5352 (tree_lower_complex_O0): Remove.
5353 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5354 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5355 tree_lower_complex, schedule TODO_update_ssa.
5356 * lto-streamer-out.c (output_function): Stream the functions
5358 * lto-streamer-in.c (input_function): Likewise.
5359 (lto_read_body): Do not override them here.
5361 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5364 * c-typeck.c (build_c_cast): Fold value cast to union type before
5365 wrapping it in a CONSTRUCTOR.
5367 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5369 PR rtl-optimization/42699
5370 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5373 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5375 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5376 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5377 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5378 SUBTARGET_WARN_UNUSED_SPEC): ... here
5379 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5381 2010-01-12 Julian Brown <julian@codesourcery.com>
5383 * config/arm/neon-schedgen.ml (Utils): Don't try to
5384 open missing module.
5385 (find_with_result): New.
5387 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5390 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5391 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5393 PR tree-optimization/42645
5394 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5395 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5396 decl_map, set processing_debug_stmt to -1 and return name without
5399 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5401 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5402 binutils version, and reword target configuration description.
5404 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5406 * config/avr/avr.h (LINKER_NAME): Remove.
5408 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5411 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5412 that support VSX, warn for -mno-altivec if vsx is not disabled,
5415 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5416 Shujing Zhao <pearly.zhao@oracle.com>
5418 PR translation/42469
5419 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5420 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5421 character between option name and help text.
5422 * c.opt (imultilib): Likewise.
5424 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5426 * lto-streamer-out.c (output_unreferenced_globals): Output static
5429 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5431 PR rtl-optimization/42621
5432 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5433 optimizing for size.
5434 (duplicate_computed_gotos): Remove now-redundant check.
5436 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5439 * configure.ac: Save and restore LDFLAGS and LIBS
5440 * configure: Regenerate.
5442 2010-01-10 Richard Guenther <rguenther@suse.de>
5445 * builtins.c (fold_builtin_strlen): Add type argument and
5446 convert the resulting length to it.
5447 (fold_builtin_1): Adjust.
5449 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5451 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5452 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5454 (num_insns_constant_wide): Adjust for that change.
5456 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5459 * web.c (union_defs): Add used argument, to combine uses of
5461 (entry_register): Adjust type and tests of used argument.
5462 (web_main): Widen used for new use. Pass it to union_defs.
5463 * df.h (union_defs): Adjust prototype.
5465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5468 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5469 uses in new incoming argument. Free body.
5470 (reset_debug_uses_in_loop): New.
5471 (analyze_insn_to_expand_var): Call the latter if the former found
5472 anything. Fix whitespace. Reject invalid dest overlaps before
5473 going through all insns in the loop.
5475 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5478 * haifa-sched.c (dying_use_p): Debug insns don't count.
5480 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5483 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5484 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5485 (verify_gimple_call): Reject LHS in noreturn calls.
5487 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5491 * tree-vect-loop-manip.c (adjust_info): New type.
5492 (adjust_vec): New pointer to vector.
5493 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5494 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5495 (slpeel_update_phis_for_duplicate_loop): Use them.
5496 (slpeel_update_phi_nodes_for_guard1): Likewise.
5497 (slpeel_update_phi_nodes_for_guard2): Likewise.
5498 (slpeel_tree_peel_loop_to_edge): Likewise.
5499 (vect_update_ivs_after_vectorizer): Likewise.
5501 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5503 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5504 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5506 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5508 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5509 bogus uninitialized warning.
5511 2010-01-09 Richard Guenther <rguenther@suse.de>
5514 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5515 the evolution is compatible with the initial condition.
5517 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5519 * gcc.c (process_command): Update copyright notice dates.
5520 * gcov.c (print_version): Likewise.
5521 * gcov-dump.c (print_version): Likewise.
5522 * mips-tfile.c (main): Likewise.
5523 * mips-tdump.c (main): Likewise.
5525 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5528 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5530 (rotlhi3_8): Delete.
5532 (rotlsi3_8): Delete.
5533 (rotlsi3_16): Delete.
5534 (rotlsi3_24): Delete.
5536 (*rotw<mode>3): New.
5537 (*rotb<mode>3): New.
5538 * config/avr/avr.c (avr_rotate_bytes): New function.
5539 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5541 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5544 * configure.ac: Modify -rdynamic check.
5545 * configure: Regenerate.
5547 2010-01-08 DJ Delorie <dj@redhat.com>
5549 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5550 register popping order.
5552 2010-01-08 Richard Guenther <rguenther@suse.de>
5555 * c.opt (fsigned-char): Also let LTO handle this option.
5556 (funsigned-char): Likewise.
5558 2010-01-07 Richard Guenther <rguenther@suse.de>
5560 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5561 (gimple_op): Likewise.
5562 (gimple_op_ptr): Likewise.
5563 (gimple_assign_set_lhs): Remove gcc_assert.
5564 (gimple_assign_set_rhs1): Likewise.
5565 (gimple_assign_set_rhs2): Likewise.
5566 (gimple_call_set_lhs): Likewise.
5567 (gimple_call_set_fn): Likewise.
5568 (gimple_call_set_fndecl): Likewise.
5569 (gimple_call_fndecl): Likewise.
5570 (gimple_call_return_type): Likewise.
5571 (gimple_call_set_chain): Likewise.
5572 (gimple_call_num_args): Likewise.
5573 (gimple_call_set_arg): Likewise.
5574 (gimple_cond_set_code): Likewise.
5575 (gimple_cond_set_lhs): Likewise.
5576 (gimple_cond_set_rhs): Likewise.
5577 (gimple_cond_set_true_label): Likewise.
5578 (gimple_cond_set_false_label): Likewise.
5579 (gimple_label_set_label): Likewise.
5580 (gimple_goto_set_dest): Likewise.
5581 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5582 (gimple_debug_bind_get_value): Likewise.
5583 (gimple_debug_bind_get_value_ptr): Likewise.
5584 (gimple_debug_bind_set_var): Likewise.
5585 (gimple_debug_bind_set_value): Likewise.
5586 (gimple_debug_bind_reset_value): Likewise.
5587 (gimple_debug_bind_has_value_p): Likewise.
5588 (gimple_return_retval_ptr): Remove gcc_assert.
5589 (gimple_return_retval): Likewise.
5590 (gimple_return_set_retval): Likewise.
5591 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5592 (safe_referenced_var_iterator): Remove.
5593 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5594 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5595 (fill_referenced_var_vec): Remove.
5596 (first_readonly_imm_use): Remove redundant gcc_assert.
5597 (phi_arg_index_from_use): Combine gcc_asserts.
5598 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5599 (first_imm_use_stmt): Remove redundant gcc_assert.
5600 * tree-cfg.c (verify_gimple_call): Verify function and chain
5601 operands. Verify arguments.
5602 (verify_types_in_gimple_stmt): Verify condition code and labels.
5604 2010-01-07 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/42641
5607 * sese.c (rename_map_elt_info): Use the SSA name version, do
5610 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5612 PR tree-optimization/42625
5613 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5614 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5616 2010-01-07 Duncan Sands <baldrick@free.fr>
5618 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5620 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5623 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5624 note itself is not function_invariant_p.
5626 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5628 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5629 Do not add the DF_NOTE problem.
5630 * store-motion.c (execute_rtl_store_motion): Likewise.
5632 2010-01-07 Martin Jambor <mjambor@suse.cz>
5634 PR tree-optimization/42157
5635 * tree-sra.c (compare_access_positions): Stabilize sort if both
5636 accesses have integer types, return zero immediately if they are the
5639 2010-01-06 Richard Henderson <rth@redhat.com>
5642 * haifa-sched.c (add_to_note_list): Merge into ...
5643 (concat_note_lists): ... here, and ...
5644 (unlink_other_notes, rm_other_notes): Merge into...
5645 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5646 NOTE_INSN_EPILOGUE_BEG.
5648 2010-01-06 Richard Guenther <rguenther@suse.de>
5650 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5651 not inline regular functions into always-inline functions.
5653 2010-01-06 Nick Clifton <nickc@redhat.com>
5655 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5656 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5658 (OVERRIDE_OPTIONS): Delete.
5659 (OPTIMIZATION_OPTIONS): Define.
5660 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5661 * config/rx/rx.c (rx_handle_option): Issue an error message if
5662 -mcpu=rx200 and -fpu are used together.
5663 (rx_set_optimization_options): New function. Issue an error
5664 message if an optimization attribute attempts to reset the FPU/
5665 math optimization pairing.
5666 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5667 * config/rx/rx.opt: Set the default to 32-bit doubles.
5668 * config/rx/t-rx: Add multilibs for -nofpu option.
5669 * doc/invoke.texi: Update documentation of RX options.
5671 2010-01-06 Richard Guenther <rguenther@suse.de>
5673 * tree-ssa-pre.c (name_to_id): New global.
5674 (alloc_expression_id): Simplify SSA name handling.
5675 (lookup_expression_id): Likewise.
5676 (init_pre): Zero name_to_id.
5677 (fini_pre): Free it.
5679 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5681 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5683 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5686 * config/i386/sse.md (smaxv2di3): New.
5687 (umaxv2di3): Likewise.
5688 (sminv2di3): Likewise.
5689 (uminv2di3): Likewise.
5691 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5694 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5695 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5696 (legitimize_tls_address): Likewise.
5697 (sparc_tls_referenced_p): Likewise.
5698 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5699 and adjust calls to legitimize_pic_address.
5700 (legitimate_constant_p) Use sparc_tls_referenced_p.
5701 (legitimate_pic_operand_p): Likewise.
5702 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5703 (sparc_tls_symbol_ref_1): Delete.
5704 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5705 (legitimize_tls_address): Make static, handle CONST patterns.
5706 (legitimize_pic_address): Make static, remove unused parameter and
5707 adjust recursive calls.
5708 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5709 and adjust call to legitimize_pic_address.
5710 (sparc_output_mi_thunk): Likewise.
5712 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5713 H.J. Lu <hongjiu.lu@intel.com>
5716 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5717 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5718 operands to make them signed.
5721 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5724 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5725 GTU to GT for V4SI and V2DI.
5727 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5728 (umin<mode>3): Removed.
5730 (uminv4si3): Likewise.
5732 2010-01-05 Martin Jambor <mjambor@suse.cz>
5734 PR tree-optimization/42462
5735 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5736 current_function_decl to helper functions and macros.
5738 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5741 * flags.h: Don't include real.h.
5742 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5743 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5744 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5745 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5746 * dominance.c: Update copyright.
5747 * gimple.c (walk_gimple_op): Remove inline.
5748 * tree-ssa-reassoc.c: Include real.h.
5749 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5750 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5752 2010-01-05 Nick Clifton <nickc@redhat.com>
5754 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5755 register to push into the stack frame when the accumulator has to
5756 be saved during interrupts.
5758 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5760 * doc/invoke.texi: Remove the documentation about option
5762 * common.opt (Wunreachable-code): Preserved for backward
5764 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5765 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5766 the backward compatibility flag section.
5768 2010-01-05 Richard Guenther <rguenther@suse.de>
5770 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5772 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5775 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5777 PR tree-optimization/42508
5778 * tree-sra.c (convert_callers): Check for recursive call
5779 by comparing cgraph nodes instead of decls.
5780 (modify_function): Call ipa_modify_formal_parameters also
5781 on all same_body aliases.
5783 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5784 cgraph nodes when checking for same_body aliases.
5786 2010-01-05 Richard Guenther <rguenther@suse.de>
5788 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5789 allocation and lookup.
5790 (get_or_alloc_expr_for_constant): Likewise.
5791 (phi_translate): Sink allocation.
5793 2010-01-04 Richard Guenther <rguenther@suse.de>
5795 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5796 a new entry only if needed.
5797 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5798 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5800 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5802 (phi_translate): Handle CONSTANTs early.
5804 2010-01-04 Martin Jambor <mjambor@suse.cz>
5806 PR tree-optimization/42398
5807 * tree-sra.c (struct access): Removed flag grp_different_types.
5808 (dump_access): Do not dump the removed flag.
5809 (sort_and_splice_var_accesses): Do not set the removed flag.
5810 (sra_modify_expr): Check for type compatibility directly.
5812 2010-01-04 Martin Jambor <mjambor@suse.cz>
5814 PR tree-optimization/42366
5815 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5816 edges with variable number of parameters.
5817 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5818 flag instead of asserting it.
5819 (ipa_read_node_info): Read uses_analysis_done flag.
5821 2010-01-04 Richard Guenther <rguenther@suse.de>
5823 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5824 iterative_hash_* as intended.
5825 (vn_reference_compute_hash): Likewise. Simplify hashing
5827 (vn_reference_lookup_2): Likewise.
5828 (vn_nary_op_compute_hash): Likewise.
5829 (vn_phi_compute_hash): Likewise.
5830 (expressions_equal_p): Remove strange code.
5831 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5832 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5833 (bitmap_insert_into_set_1): Take value-id as parameter.
5834 (add_to_value): Pass it.
5835 (bitmap_insert_into_set): Likewise.
5836 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5838 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5841 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5842 (do_self_spec): For switches with SWITCH_IGNORE set set also
5843 SWITCH_IGNORE_PERMANENTLY.
5844 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5847 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5849 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5850 tree of an unreferenced global var.
5852 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5855 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5856 GTU to GT for V4SI and V2DI.
5858 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5859 (umin<mode>3): Removed.
5861 (uminv4si3): Likewise.
5863 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5866 * collect2.c (main): Turn on trace in collect2 if -v is passed
5869 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5871 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5872 description of expression operand.
5874 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5876 * configure.ac: Add install-html to target_list for Make-hooks.
5877 * configure: Regenerate.
5878 * fortran/Make-lang.in (F95_HTMLFILES): New.
5879 (fortran.html): Use it.
5880 (fortran.install-html): New.
5881 * Makefile.in (install-html): Add lang.install-html.
5882 * java/Make-lang.in (JAVA_HTMLFILES): New.
5883 (java.html): Use it.
5884 (java.install-html): New.
5885 * objc/Make-lang.in (objc.install-html): New.
5886 * objcp/Make-lang.in (obj-c++.install-html): New.
5887 * cp/Make-lang.in (c++.install-html): New.
5888 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5889 * lto/Make-lang.in (lto.install-html): New.
5891 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5894 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5896 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5898 PR rtl-optimization/41862
5899 * store-motion.c (store_killed_in_insn, compute_store_table,
5900 remove_reachable_equiv_notes, replace_store_insn,
5901 build_store_vectors): Ignore all DEBUG_INSNs.
5903 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5906 * common.opt: Add dumpdir.
5908 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5910 (option_map): Add --dumpdir.
5912 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5914 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5916 * opts.c (decode_options): Try dump_dir_name first if
5917 dump_base_name isn't an absolute path.
5918 (common_handle_option): Handle OPT_dumpdir.
5920 * toplev.c (dump_dir_name): New.
5921 (print_switch_values): Also ignore -dumpdir.
5923 * toplev.h (dump_dir_name): New.
5925 2010-01-03 Richard Guenther <rguenther@suse.de>
5927 PR tree-optimization/42589
5928 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5929 double-word expansion of bswap32.
5931 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5933 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5934 with BLOCK_FOR_INSN.
5935 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5936 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5937 noce_process_if_block): Likewise.
5938 * gcse.c (compute_local_properties, insert_expr_in_table,
5939 insert_set_in_table, canon_list_insert, find_avail_set,
5940 pre_insert_copy_insn): Likewise.
5942 * basic-block.h (BLOCK_NUM): Move from here...
5943 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5945 2010-01-03 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/42438
5948 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5949 contains_may_not_return_call flag.
5950 (BB_MAY_NOTRETURN): New.
5951 (valid_in_sets): Trapping nary operations are not valid
5952 in blocks that may not return.
5953 (insert_into_preds_of_block): Remove check for trapping expressions.
5954 (compute_avail): Compute also BB_MAY_NOTRETURN.
5956 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5958 * doc/invoke.texi: Add 2010 to copyright years.
5960 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5962 * config/sparc/sparc.c: Fix formatting nits.
5964 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5965 Alexander Monakov <amonakov@ispras.ru>
5967 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5969 2010-01-02 Richard Guenther <rguenther@suse.de>
5972 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5973 (simplify_switch_using_ranges): Mark to be removed edges
5976 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5978 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5980 * collect2.c (scan_libraries): Add missing argument in call to
5983 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5986 * config/alpha/predicates.md (aligned_memory_operand): Return false
5988 (unaligned_memory_operand): Return true for CQImode.
5989 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5990 doesn not cross aligned SImode word boundary.
5992 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5994 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5996 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5997 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5999 2010-01-02 Richard Guenther <rguenther@suse.de>
6002 * toplev.c (compile_file): Emit LTO marker properly. Change
6004 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6006 2010-01-01 Richard Guenther <rguenther@suse.de>
6009 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6011 2010-01-01 Richard Guenther <rguenther@suse.de>
6014 * c-decl.c (grokdeclarator): For zero-size arrays force
6015 structural equality checks as layout_type does.
6017 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6019 * builtins.c: Update copyright to 2010.
6021 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6024 * lto-streamer-out.c (produce_asm): Revert the last change.
6025 (copy_function): Likewise.
6027 * lto-streamer.c (lto_get_section_name): Skip any leading
6030 2010-01-01 Richard Guenther <rguenther@suse.de>
6033 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6037 Copyright (C) 2010 Free Software Foundation, Inc.
6039 Copying and distribution of this file, with or without modification,
6040 are permitted in any medium without royalty provided the copyright
6041 notice and this notice are preserved.