1 2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
4 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5 matching constraints to ensure inputs match the output.
7 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
10 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
11 in an input-only operand.
13 2010-04-15 Anatoly Sokolov <aesok@post.ru>
15 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
16 (double_int_not, double_int_lshift, double_int_rshift): Declare.
17 (double_int_negative_p): Convert to static inline function.
18 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
19 (double_int_negative_p): Remove.
20 * tree.h (lshift_double, rshift_double):
21 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
22 * fold-const.c (fold_convert_const_int_from_real,
23 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
24 (lshift_double): Change type of arith argument to bool.
25 (rshift_double): Change type of arith argument to bool. Correct
27 * expmed.c (mask_rtx, lshift_value): (Ditto.).
29 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
32 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
33 at the start and end of the then/else blocks, and omit them from the
35 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
36 argument; all callers changed. Pass zero to old_insns_match_p instead.
37 (flow_find_head_matching_sequence): New function.
38 (old_insns_match_p): Check REG_EH_REGION notes for calls.
39 * basic-block.h (flow_find_cross_jump,
40 flow_find_head_matching_sequence): Declare functions.
42 2010-04-14 Jason Merrill <jason@redhat.com>
45 * c-common.c (attribute_takes_identifier_p): New fn.
46 * c-common.h: Declare it.
48 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
52 (*udivmod<mode>4): Ditto.
54 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.md (maxmin_int): Rename code attribute from
57 maxminiprefix and update all users.
58 (maxmin_float): Ditto from maxminfprefix.
59 (logic): Ditto from logicprefix.
60 (absneg_mnemonic): Ditto from absnegprefix.
61 * config/i386/mmx.md: Update all users of maxminiprefix,
62 maxminfprefix and loficprefix for rename.
63 * config/i386/sse.md: Ditto.
64 * config/i386/sync.md (sync_<code><mode>): Update for
67 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
70 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
71 warnings converted to errors.
73 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
75 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
76 used insn_type variable.
77 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
78 to avoid set-but-not-used warning.
80 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
82 * df-core.c (df_ref_debug): Change format string placeholder
84 * dwarf2asm.c (dw2_asm_output_data_raw,
85 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
86 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
87 * dwarf2out.c (output_cfi, output_cfi_directive,
88 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
89 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
91 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
92 * print-rtl.c (print_rtx): Ditto.
94 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
97 * builtins.c (expand_builtin_pow_root): New function to expand pow
98 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
99 series of sqrt and cbrt calls under -ffast-math.
100 (expand_builtin_pow): Call it.
102 2010-04-14 Michael Matz <matz@suse.de>
104 PR tree-optimization/42963
105 * tree-cfg.c (touched_switch_bbs): New static variable.
106 (group_case_labels_stmt): New function broken out from ...
107 (group_case_labels): ... here, use the above.
108 (start_recording_case_labels): Allocate touched_switch_bbs.
109 (end_recording_case_labels): Deallocate it, call
110 group_case_labels_stmt.
111 (gimple_redirect_edge_and_branch): Remember index of affected BB.
113 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
118 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
120 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
122 2010-04-13 Jan Hubicka <jh@suse.cz>
124 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
125 of optimized out static functions.
126 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
127 cost computation. Also sanity check for overflows.
128 (update_caller_keys): Update cgraph_edge_badness call; properly
129 update fibheap and sanity check that it is up to date.
130 (add_new_edges_to_heap): Update cgraph_edge_badness.
131 (cgraph_decide_inlining_of_small_function): Likewise;
132 add sanity checking that badness in heap is up to date;
133 improve dumping of reason; Update badness of calls to the
134 offline copy of function currently inlined; dump badness
135 of functions not inlined because of unit growth limits.
137 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
140 * c-common.c (pointer_int_sum): Disregard overflow that occured only
141 because of sign-extension change when converting to sizetype here...
142 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
144 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
145 the folding to constants. Remove redundant final conversion.
146 (fold_binary) <associate>: Do not associate if the re-association of
147 constants alone overflows.
148 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
149 to the end of the list.
150 (multiple_of_p) <COND_EXPR>: New case.
152 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
154 * opt-functions.awk (opt_sanitized_name): New.
156 * optc-gen.awk: Use it
157 * opth-gen.awk: Use it.
159 2010-04-13 Martin Jambor <mjambor@suse.cz>
161 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
162 (sra_modify_assign): Delete stmts loading dead data even if racc has no
163 children. Call replace_uses_with_default_def_ssa_name to handle
166 2010-04-13 Michael Matz <matz@suse.de>
169 * builtins.c (expand_builtin_interclass_mathfn): Also create
170 a register if the predicate doesn't match.
172 2010-04-13 Diego Novillo <dnovillo@google.com>
174 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
175 * c-pch.c: Include timevar.h.
176 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
177 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
178 * ggc-common.c: Include timevar.h.
179 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
180 * timevar.def (TV_PCH_SAVE): Define.
181 (TV_PCH_CPP_SAVE): Define.
182 (TV_PCH_PTR_REALLOC): Define.
183 (TV_PCH_PTR_SORT): Define.
184 (TV_PCH_RESTORE): Define.
185 (TV_PCH_CPP_RESTORE): Define.
187 2010-04-13 Michael Matz <matz@suse.de>
189 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
191 (can_reassociate_p): New function.
192 (break_up_subtract_bb, reassociate_bb): Use it.
194 2010-04-13 Richard Guenther <rguenther@suse.de>
197 * builtins.c (c_readstr): Fix assert.
199 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
201 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
202 when generating cltd insn.
204 (*ashl<mode>3_1): Remove special handling for register operand 2.
205 (*ashlsi3_1_zext): Ditto.
207 (*ashlhi3_1_lea): Ditto.
209 (*ashlqi3_1_lea): Ditto.
210 (*<shiftrt_insn><mode>3_1): Ditto.
211 (*<shiftrt_insn>si3_1_zext): Ditto.
212 (*<shiftrt_insn>qi3_1_slp): Ditto.
213 (*<rotate_insn><mode>3_1): Ditto.
214 (*<rotate_insn>si3_1_zext): Ditto.
215 (*<rotate_insn>qi3_1_slp): Ditto.
217 2010-04-13 Richard Guenther <rguenther@suse.de>
219 * tree-ssa-structalias.c (callused_id): Remove.
220 (call_stmt_vars): New.
221 (get_call_vi): Likewise.
222 (lookup_call_use_vi): Likewise.
223 (lookup_call_clobber_vi): Likewise.
224 (get_call_use_vi): Likewise.
225 (get_call_clobber_vi): Likewise.
226 (make_transitive_closure_constraints): Likewise.
227 (handle_const_call): Adjust to do per-call call-used handling.
228 (handle_pure_call): Likewise.
229 (find_what_var_points_to): Remove general callused handling.
230 (init_base_vars): Likewise.
231 (init_alias_vars): Initialize call_stmt_vars.
232 (compute_points_to_sets): Process call-used and call-clobbered
233 vars for call statements.
234 (delete_points_to_sets): Free call_stmt_vars.
236 2010-04-13 Richard Guenther <rguenther@suse.de>
238 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
239 Only add RW dependence for dependence distance zero.
240 Adjust maximal vectorization factor according to dependences.
241 Move alignment handling ...
242 (vect_find_same_alignment_drs): ... here. New function.
243 (vect_analyze_data_ref_dependences): Adjust.
244 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
245 (vect_analyze_data_refs): Adjust minimal vectorization factor
246 according to data references.
247 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
248 dependences before determining the vectorization factor.
249 Analyze alignment after determining the vectorization factor.
250 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
251 dependences before alignment.
252 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
254 (vect_analyze_data_refs): Likewise.
255 (MAX_VECTORIZATION_FACTOR): New define.
257 2010-04-13 Duncan Sands <baldrick@free.fr>
259 * except.h (lang_eh_type_covers): Remove.
260 * except.c (lang_eh_type_covers): Likewise.
262 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
263 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
265 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
266 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
267 UNITS_PER_LONG where it is ABI relevant.
268 (s390_return_addr_rtx): Likewise.
269 (s390_back_chain_rtx): Likewise.
270 (s390_frame_area): Likewise.
271 (s390_frame_info): Likewise.
272 (s390_initial_elimination_offset): Likewise.
273 (save_gprs): Likewise.
274 (s390_emit_prologue): Likewise.
275 (s390_emit_epilogue): Likewise.
276 (s390_function_arg_advance): Likewise.
277 (s390_function_arg): Likewise.
278 (s390_va_start): Likewise.
279 (s390_gimplify_va_arg): Likewise.
280 (s390_function_profiler): Likewise.
281 (s390_optimize_prologue): Likewise.
282 (s390_rtx_costs): Likewise.
283 (s390_secondary_reload): Likewise.
284 (s390_promote_function_mode): Likewise.
285 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
286 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
288 (s390_unwind_word_mode): New function.
289 (s390_function_value): Split 64 bit values into register pair if
290 used as return value.
291 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
292 function call parameters. Handle parallels.
293 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
294 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
295 (DWARF_CIE_DATA_ALIGNMENT): New macro.
296 (s390_expand_setmem): Remove unused variable src_addr.
297 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
298 deal with 64 bit registers.
299 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
300 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
301 (UNITS_PER_LONG): New macro.
302 * libjava/include/s390-signal.h: Define extended ucontext
303 structure containing the upper halfs of the 64 bit registers.
305 2010-04-13 Simon Baldwin <simonb@google.com>
307 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
309 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
311 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
312 rvalue on the RHS if the LHS is of a non-renamable type.
313 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
315 2010-04-13 Matthias Klose <doko@ubuntu.com>
317 * gcc.c (cc1_options): Handle -iplugindir before processing
318 the cc1 spec. Only add -iplugindir once.
319 (cpp_unique_options): Add -iplugindir option if -fplugin* options
321 * common.opt (iplugindir): Remove `Separate' property, initialize.
322 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
324 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
325 (distclean): Remove plugin dir.
326 * doc/invoke.texi: Document -iplugindir.
328 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
330 * doc/plugins.texi (Loading Plugins): Document short
332 (Plugin API): Mention default_plugin_dir_name function.
334 * gcc.c (find_file_spec_function): Add new declaration.
335 (static_spec_func): Use it for "find-file".
336 (find_file_spec_function): Add new function.
337 (cc1_options): Add -iplugindir option if -fplugin* options found.
339 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
341 * plugin.c (add_new_plugin): Updated comment, and handle short
343 (default_plugin_dir_name): Added new function.
345 * common.opt (iplugindir): New option to set the plugin directory.
347 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (any_rotate): New code iterator.
350 (rotate_insn): New code attribute.
352 (SWIM124): New mode iterator.
353 (<rotate_insn>ti3): New expander.
354 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
355 any_rotate code iterator.
356 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
357 using any_rotate code iterator and SWIM124 mode iterator.
358 (ix86_rotlti3): New insn_and_split pattern.
359 (ix86_rotrti3): Ditto.
360 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
361 ix86_rotl{di,ti}3 patterns.
362 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
363 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
364 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
365 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
366 code iterator and SWI mode iterator.
367 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
368 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
370 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
371 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
372 (bswap rotatert splitter): Add splitter.
373 (bswap splitter): Macroize splitter using any_rotate code iterator.
374 Add insn predicate to split only for TARGET_USE_XCHGB or when
375 optimizing function for size.
377 2010-04-12 Steve Ellcey <sje@cup.hp.com>
379 * config/pa/pa.c (emit_move_sequence): Remove use of
380 deleted variable flag_argument_noalias.
382 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
384 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
386 Add to unsupported targets list.
387 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
388 sparc*-sun-solaris2.[567]* from target lists.
389 * configure: Regenerate.
390 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
392 Remove Solaris 7 patch references.
393 (Specific, sparc-sun-solaris2.7): Removed.
394 (sparc-sun-solaris2*): Update Solaris 7 example.
395 (sparc64-*-solaris2*): Likewise.
397 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
399 * config.build (alpha*-dec-osf4*): Remove.
400 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
401 of obsolete configurations.
402 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
404 * config/alpha/t-osf4: Renamed to ...
405 * config/alpha/t-osf5: ... this.
406 * config/alpha/osf.h: Renamed to ...
407 * config/alpha/osf5.h: ... this.
408 Merged old osf5.h contents.
410 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
411 (EXTRA_SPECS): Removed.
412 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
413 reflect removal of Tru64 UNIX V4.0/V5.0 support.
416 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
418 * doc/contrib.texi (Contributors, Rainer Orth): Update.
420 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
423 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
424 __thiscall convention.
426 2010-04-12 Steve Ellcey <sje@cup.hp.com>
428 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
430 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
432 2010-04-12 Steve Ellcey <sje@cup.hp.com>
434 * function.c (assign_parms_initialize_all): Add unused attribute
437 2010-04-12 Richard Guenther <rguenther@suse.de>
439 * gsstruct.def (GSS_CALL): New.
440 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
441 * gimple.h: Include tree-ssa-alias.h.
442 (struct gimple_statement_call): New.
443 (union gimple_statement_struct_d): Add gimple_call member.
444 (gimple_call_reset_alias_info): Declare.
445 (gimple_call_use_set): New function.
446 (gimple_call_clobber_set): Likewise.
447 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
448 * gimple.c (gimple_call_reset_alias_info): New function.
449 (gimple_build_call_1): Call it.
450 * lto-streamer-in.c (input_gimple_stmt): Likewise.
451 * tree-inline.c (remap_gimple_stmt): Likewise.
452 (expand_call_inline): Remove callused handling.
453 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
454 * tree-dfa.c (dump_variable): Likewise.
455 * tree-parloops.c (parallelize_loops): Likewise.
456 * tree-ssa.c (init_tree_ssa): Likewise.
457 (delete_tree_ssa): Likewise.
458 * tree-flow-inline.h (is_call_used): Remove.
459 * tree-flow.h (struct gimple_df): Remove callused member.
460 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
461 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
462 (ref_maybe_used_by_call_p_1): Simplify.
463 (call_may_clobber_ref_p_1): Likewise.
464 * tree-ssa-structalias.c (compute_points_to_sets): Set
465 the call stmt used and clobbered sets.
466 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
467 (find_tail_calls): Verify the tail call.
469 2010-04-12 Richard Guenther <rguenther@suse.de>
471 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
472 single-iteration always-inline inlining.
473 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
474 (cgraph_decide_inlining): Do not handle always-inline specially.
475 (try_inline): Remove always-inline cycle detection special case.
476 Do not recurse on always-inlines.
477 (cgraph_early_inlining): Do not iterate if not optimizing.
478 (cgraph_gate_early_inlining): remove.
479 (pass_early_inline): Run unconditionally.
480 (gate_cgraph_decide_inlining): New function.
481 (pass_ipa_inline): Use it. Do not run the IPA inliner if
482 not inlining or optimizing.
483 (cgraph_decide_inlining_of_small_functions): Also consider
484 always-inline functions.
485 (cgraph_default_inline_p): Return true for nodes which should
486 disregard inline limits.
487 (estimate_function_body_sizes): Assume zero size and time for
488 nodes which are marked as disregarding inline limits.
489 (cgraph_decide_recursive_inlining): Do not perform recursive
490 inlining on always-inline nodes.
492 2010-04-12 Jakub Jelinek <jakub@redhat.com>
495 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
496 for exprs satisfying handled_component_p.
498 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
500 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
501 non-constant aggregate elements.
503 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
504 is a real initialization.
506 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
509 * c-decl.c (start_function): Move forward check for nested function.
511 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
513 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
514 * config/sh/sh.c: Include reload.h.
515 (sh_legitimize_reload_address): New.
516 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
517 sh_legitimize_reload_address.
519 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
521 * config/sh/sh.md (*movqi_pop): New insn pattern.
522 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
524 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.md (any_shiftrt): New code iterator.
527 (shiftrt_insn): New code attribute.
529 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
530 using any_shiftrt code iterator.
531 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
532 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
533 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
534 pattern from corresponding peephole2 patterns.
535 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
536 using any_shiftrt code iterator.
537 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
538 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
539 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
540 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
541 *{ashr,lshr}<mode>3_cmp_zext.
542 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
544 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
548 (*lshr<mode>3_cconly): Ditto.
550 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/i386.md (lshr<mode>3): Macroize expander from
553 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
554 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
555 pattern from *lshr{di,ti}3_1 and corresponding splitters using
557 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
558 from corresponding peephole2 patterns.
559 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
560 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
561 and *lshrdi3_1_rex64 using SWI mode iterator.
562 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
563 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
564 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
565 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
566 and *lshrdi3_cmp_rex64 using SWI mode iterator.
567 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
568 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
569 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
570 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
573 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.md (ashr<mode>3): Macroize expander from
576 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
577 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
578 pattern from *ashr{di,ti}3_1 and corresponding splitters using
580 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
581 from corresponding peephole2 patterns.
582 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
583 (ashrsi3_cvt): Rename from ashrsi3_31.
584 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
585 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
586 and x86_64_shift_adj_3 using SWI48 mode iterator.
587 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
588 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
589 and *ashrdi3_1_rex64 using SWI mode iterator.
590 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
591 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
592 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
593 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
594 and *ashrdi3_cmp_rex64 using SWI mode iterator.
595 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
596 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
597 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
598 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
600 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
601 * config/i386/i386.c (ix86_split_ashr): Update for renamed
602 x86_shift<mode>_adj_3 expanders.
604 2010-04-10 Wei Guozhi <carrot@google.com>
607 * config/arm/arm.c (arm_pic_static_addr): New function.
608 (legitimize_pic_address): Call arm_pic_static_addr when it detects
610 (arm_output_addr_const_extra): Output expression for new pattern.
611 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
613 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
615 * ira-costs.c (record_reg_classes): Ignore alternatives that are
618 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
619 * web.c: Include "insn-config.h" and "recog.h".
620 (union_match_dups): New function.
622 (union_defs): Don't try to recognize match_dups.
624 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
625 if doing so would replace the entire pattern.
627 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
631 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
632 and splitter pattern. Change splitter operand 1 predicate to
635 2010-04-09 Martin Jambor <mjambor@suse.cz>
637 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
638 lattices are addresses of CONST_DECLs with the same initial value.
639 (ipcp_print_all_lattices): Print values of CONST_DECLs.
640 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
642 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
643 Bernd Schmidt <bernd.schmidt@codesourcery.com>
645 * loop-invariant.c (replace_uses): New static function.
646 (move_invariant_reg): Use it to ensure we can replace the uses.
648 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
650 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
652 (picochip_override_options): Enable section anchors only above -O1.
653 (picochip_reorg): Fixed a couple of build warnings.
655 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * configure.ac (plugin -rdynamic test): Log result.
658 * configure: Regenerate.
659 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
660 (RDYNAMIC_SPEC): Define.
661 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
663 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
665 * configure.ac: Determine Sun ld version numbers.
666 (comdat_group): Restrict GNU ld version checks to gld.
667 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
668 (enable_comdat): Support --enable-comdat.
669 * configure: Regenerate.
670 * doc/install.texi (Configuration): Document --enable-comdat.
672 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
674 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
675 * config/sol2-gld.h: ... here.
676 * config.gcc (sparc*-*-solaris2*): Reflect this.
677 (i[34567]86-*-solaris2*): Use it.
679 2010-04-09 Steve Ellcey <sje@cup.hp.com>
681 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
683 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
685 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
688 * diagnostic.c (diagnostic_initialize): Initialize
689 some_warnings_are_errors.
690 (diagnostic_finish): New.
691 (diagnostic_action_after_output): Call it before exiting.
692 (diagnostic_report_diagnostic): Do not print message here. Set
693 some_warnings_are_errors.
694 * diagnostic.h (diagnostic_context): Delete
695 issue_warnings_are_errors_message. Add some_warnings_are_errors.
696 (diagnostic_finish): Declare.
697 * toplev.c (toplev_main): Call it before exit.
699 2010-04-09 Jason Merrill <jason@redhat.com>
702 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
706 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
707 based on a warning flag.
709 2010-04-09 Richard Guenther <rguenther@suse.de>
711 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
713 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
716 * varasm.c (default_assemble_visibility): Wrap vars that are
717 set, but unused, by targets without GAS.
718 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
719 Remove set, but unused, vars.
720 (rs6000_legitimize_tls_address): Likewise.
721 (altivec_expand_dst_builtin): Likewise.
722 * config/darwin.c (machopic_classify_symbol): Likewise.
723 (machopic_indirection_name): Likewise.
725 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
727 * config/i386/i386.md (DWI): New mode iterator.
728 (S): New mode attribute.
729 (shift_operand): Ditto.
730 (shift_immediate_operand): Ditto.
731 (ashl_input_operand): Ditto.
732 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
733 using SDWIM mode iterator.
734 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
735 pattern from *ashl{di,ti}3_1 and corresponding splitters using
737 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
738 from corresponding peephole2 patterns.
739 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
740 and x86_64_shift_adj_1 using SWI48 mode iterator.
741 (x86_shift<mode>_adj_2): Ditto.
742 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
743 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
744 using SWI48 mode iterator.
745 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
746 *ashldi3_cmp_rex64 using SWI mode iterator.
747 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
748 *ashldi3_cconly_rex64 using SWI mode iterator.
749 * config/i386/i386.c (ix86_split_ashl): Update for renamed
750 x86_shift<mode>_adj_{1,2}.
751 (ix86_split_ashr): Ditto.
752 (ix86_split_lshr): Ditto.
754 2010-04-09 Richard Guenther <rguenther@suse.de>
756 * target.h (builtin_conversion): Pass in input and output types.
757 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
758 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
759 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
760 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
762 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
764 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
766 2010-04-09 Richard Guenther <rguenther@suse.de>
769 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
771 2010-04-09 Richard Guenther <rguenther@suse.de>
773 * tree-vectorizer.h (struct _stmt_vec_info): Document
774 that vectype is the type of the LHS.
775 (supportable_widening_operation, supportable_narrowing_operation):
776 Get both input and output vector types as arguments.
777 (vect_is_simple_use_1): Declare.
778 (get_same_sized_vectype): Likewise.
779 * tree-vect-loop.c (vect_determine_vectorization_factor):
780 Set STMT_VINFO_VECTYPE to the vector type of the def.
781 (vectorizable_reduction): Adjust.
782 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
783 Adjust. Specify the output vector type.
784 (vect_pattern_recog_1): Adjust.
785 * tree-vect-stmts.c (get_same_sized_vectype): New function.
786 (vectorizable_call): Adjust.
787 (vectorizable_conversion): Likewise.
788 (vectorizable_operation): Likewise.
789 (vectorizable_type_demotion): Likewise.
790 (vectorizable_type_promotion): Likewise.
791 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
793 (vect_is_simple_use_1): New function.
794 (supportable_widening_operation): Get both input and output
796 (supportable_narrowing_operation): Likewise.
797 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
799 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
801 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
802 __thiscall and _thiscall as predefined macros.
803 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
804 thiscall attribute handling.
805 (ix86_comp_type_attributes): Likewise.
806 (ix86_function_regparm): Likewise.
807 (ix86_return_pops_args): Likewise.
808 (init_cumulative_args): Likewise.
809 (find_drap_reg): Likewise.
810 (ix86_static_chain): Likewise.
811 (x86_this_parameter): Likewise.
812 (x86_output_mi_thunk): Likewise.
813 (ix86_attribute_table): Add description for thiscall attribute.
814 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
815 * doc/extend.texi: Add documentation for thiscall.
817 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
820 * c.opt (Wint-to-pointer-cast): Available in C++.
821 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
823 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
825 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
826 * calls.c (expand_call): Pass the function type to aggregate_value_p.
827 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
828 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
829 function type instead. Reorder and simplify checks.
831 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
833 2010-04-08 Jing Yu <jingyu@google.com>
834 Zdenek Dvorak <ook@ucw.cz>
836 PR tree-optimization/42720
837 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
838 loop unswitch conditions here from ...
839 (tree_unswitch_single_loop): ... here.
841 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
843 * tree-if-conv.c: Fix comments and simplify logic.
845 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
847 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
848 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
849 (main_tree_if_conversion): Update call to tree_if_conversion.
851 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
854 * doc/invoke.texi (-b,-V): Delete.
855 * doc/tm.texi: Do not mention -b.
856 * gcc.c (display_help): Delete -b and -V.
857 (process_command): Delete -b and -V.
858 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
860 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
861 Wolfgang Gellerich <gellerich@de.ibm.com>
863 Implement target hook for loop unrolling
864 * target.h (loop_unroll_adjust): Add a new target hook function.
865 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
866 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
867 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
868 (s390_loop_unroll_adjust): Implement the new target hook for s390.
869 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
871 (decide_unroll_stupid): Likewise.
873 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
876 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
878 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
880 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
881 (Specific, *-*-solaris2*): Likewise.
882 Don't prefer Sun as over GNU as.
884 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
886 * config/s390/s390.c (override_options): Adjust the z10
887 defaults for max-unroll-times, max-completely-peeled-insns
888 and max-completely-peel-times.
890 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
892 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
893 instructions for z10.
894 (s390_expand_setmem): Likewise.
895 (s390_expand_cmpmem): Likewise.
897 2010-04-08 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/43679
900 * tree-ssa-pre.c (eliminate): Only propagate copies.
902 2010-04-08 Jakub Jelinek <jakub@redhat.com>
905 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
906 set but not used variable warning.
908 2010-04-08 Wei Guozhi <carrot@google.com>
911 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
912 (arm_size_rtx_costs): Call the new function when optimized for size.
914 2010-04-08 Jakub Jelinek <jakub@redhat.com>
917 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
918 op0 is not a MEM, just return NULL instead of assertion
920 (discover_nonconstant_array_refs): Don't walk debug stmts.
922 2010-04-08 Doug Kwan <dougkwan@google.com>
924 * configure.ac: Recognize gold and do not use its version number
926 * configure: Regenerate.
928 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
931 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
932 (negate_value): Move code to push elements to broken_up_substracts ...
933 (eliminate_plus_minus_pair): ... here. Push operands that have no
934 negative pair to plus_negates.
935 (repropagate_negates, init_reassoc, fini_reassoc): Update.
937 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
939 * doc/install.texi (Configuration): Move description of
940 --enable-lto, --with-libelf*, --enable-gold from Java section to
943 * doc/generic.texi (Working with declarations)
944 (Function Properties, C and C++ Trees): Fix typos.
945 * doc/sourcebuild.texi (Top Level): Likewise.
947 2010-04-07 Jakub Jelinek <jakub@redhat.com>
950 * tree.h (DECL_READ_P): Define.
951 (struct tree_decl_common): Add decl_read_flag.
952 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
953 a set but not used warning.
954 (merge_decls): Merge DECL_READ_P flag.
955 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
956 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
957 * c-common.c (handle_used_attribute, handle_unused_attribute):
959 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
961 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
963 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
964 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
965 c_parser_binary_expression, c_parser_cast_expression,
966 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
967 Call default_function_array_read_conversion instead of
968 default_function_array_conversion where needed.
969 (c_parser_unary_expression, c_parser_conditional_expression,
970 c_parser_postfix_expression_after_primary, c_parser_initelt):
971 Likewise. Call mark_exp_read where needed.
972 (c_parser_statement_after_labels, c_parser_asm_operands,
973 c_parser_typeof_specifier, c_parser_sizeof_expression,
974 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
976 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
978 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
979 (warn_unused_but_set_parameter): Default to warn_unused
981 * doc/invoke.texi: Document -Wunused-but-set-variable and
982 -Wunused-but-set-parameter.
984 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
986 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
987 when operandN variables aren't used in the body of the expander
989 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
990 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
991 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
992 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
993 FOR_EACH_IMM_USE_ON_STMT): Likewise.
994 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
995 * tree.c (PROCESS_ARG): Likewise.
997 2010-04-07 Simon Baldwin <simonb@google.com>
999 * diagnostic.h (diagnostic_override_option_index): New macro to
1000 set a diagnostic's option_index.
1001 * c-tree.h (c_cpp_error): Add warning reason argument.
1002 * opts.c (_warning_as_error_callback): New.
1003 (register_warning_as_error_callback): Store callback for
1004 warnings enabled via enable_warning_as_error.
1005 (enable_warning_as_error): Call callback, minor code tidy.
1006 * opts.h (register_warning_as_error_callback): Declare.
1007 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1008 response to -Werror=.
1009 (c_common_init_options): Register warning_as_error_callback in opts.c.
1010 * common.opt: Add -Wno-cpp option.
1011 * c-common.c (struct reason_option_codes_t): Map cpp warning
1012 reason codes to gcc option indexes.
1013 * (c_option_controlling_cpp_error): New function, lookup the gcc
1014 option index for a cpp warning reason code.
1015 * (c_cpp_error): Add warning reason argument, call
1016 c_option_controlling_cpp_error for diagnostic_override_option_index.
1017 * doc/invoke.texi: Document -Wno-cpp.
1019 2010-04-07 Richard Guenther <rguenther@suse.de>
1021 * ipa-reference.c (mark_load): Use get_base_address.
1022 (mark_store): Likewise.
1024 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1025 inserting GIMPLE_NOPs into the IL.
1026 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1027 Explicitly strip handled components and indirect references.
1029 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1030 folding address expressions.
1031 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1032 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1033 operand_equal_p to compare decls.
1034 (ptr_deref_may_alias_decl_p): Likewise.
1035 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1036 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1037 Handle reversed comparison ops.
1038 * tree-sra.c (asm_visit_addr): Use get_base_address.
1039 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1040 * ipa-reference.c (mark_address): Use get_base_address.
1042 2010-04-07 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1045 Propagate constants everywhere.
1047 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1050 * tree.c (MAX_INT_CACHED_PREC): Define.
1051 (nonstandard_integer_type_cache): New array.
1052 (build_nonstandard_integer_type): Cache results for precision
1053 <= MAX_INT_CACHED_PREC.
1055 2010-04-07 Richard Guenther <rguenther@suse.de>
1057 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1058 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1059 * common.opt: Likewise.
1060 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1061 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1062 (nonoverlapping_memrefs_p): Likewise.
1063 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1064 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1065 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1066 OPT_fargument_noalias_global for backward compatibility.
1068 2010-04-07 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/43270
1071 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1072 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1073 * tree-ssa-pre.c (phi_translate_1): Adjust.
1074 (fully_constant_expression): Split out vn_reference handling to ...
1075 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1076 Fold reads from constant strings.
1077 (vn_reference_lookup): Handle fully constant references.
1078 (vn_reference_lookup_pieces): Likewise.
1079 * Makefile.in (expmed.o-warn): Add -Wno-error.
1081 2010-04-07 Martin Jambor <mjambor@suse.cz>
1083 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1085 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1088 * gcc.c: Add -static-libstdc++ to list of recognized options.
1090 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1092 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1094 2010-04-07 Richard Guenther <rguenther@suse.de>
1097 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1098 bases build simple mem attributes to retain points-to information.
1100 2010-04-07 Richard Guenther <rguenther@suse.de>
1103 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1104 preserve points-to related information.
1106 2010-04-07 Richard Guenther <rguenther@suse.de>
1109 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1110 discard plain indirect references.
1111 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1112 * tree.c (tree_nop_conversion): Likewise.
1114 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1117 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1119 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1121 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1122 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1124 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1126 * tree-if-conv.c: Fix indentation and comments.
1128 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1130 * tree-if-conv.c: Sort static functions in topological order.
1132 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1134 * tree-if-conv.c: Fix indentation and comments.
1136 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1139 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1140 lang_hooks.types.type_for_size instead of
1141 build_nonstandard_integer_type.
1142 When converting an unsigned type to signed, double its precision.
1143 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1144 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1145 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1148 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1151 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1152 POINTER_PLUS_EXPR for pointer types.
1154 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1157 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1158 * graphite-clast-to-gimple.c: Include langhooks.h.
1159 (max_signed_precision_type): New.
1160 (max_precision_type): Takes two types as arguments.
1161 (precision_for_value): New.
1162 (precision_for_interval): New.
1163 (gcc_type_for_interval): New.
1164 (gcc_type_for_value): New.
1165 (gcc_type_for_clast_term): New.
1166 (gcc_type_for_clast_red): New.
1167 (gcc_type_for_clast_bin): New.
1168 (gcc_type_for_clast_expr): Split up into several functions.
1169 (gcc_type_for_clast_eq): Rewritten.
1170 (compute_bounds_for_level): New.
1171 (compute_type_for_level_1): New.
1172 (compute_type_for_level): New.
1173 (gcc_type_for_cloog_iv): Removed.
1174 (gcc_type_for_iv_of_clast_loop): Rewritten.
1175 (graphite_create_new_loop): Compute the lower and upper bound types
1176 with gcc_type_for_clast_expr.
1177 (graphite_create_new_loop_guard): Same.
1178 (find_cloog_iv_in_expr): Removed.
1179 (compute_cloog_iv_types_1): Removed.
1180 (compute_cloog_iv_types): Removed.
1181 (gloog): Do not call compute_cloog_iv_types.
1182 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1184 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1185 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1186 (GBB_CLOOG_IV_TYPES): Removed.
1188 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1190 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1191 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1192 (detect_commutative_reduction): Same.
1194 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1196 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1197 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1199 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1200 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1201 (rewrite_commutative_reductions_out_of_ssa): Same.
1202 * passes.c (execute_function_todo): Call verify_ssa for every pass
1203 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1204 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1205 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1206 with an extra argument.
1207 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1208 verify_ssa only when the extra argument is true.
1209 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1210 with an extra argument.
1211 (tree_transform_and_unroll_loop): Same.
1213 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1215 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1216 for all the passes of the LNO having LOOP_CLOSED_SSA.
1217 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1218 * tree-loop-distribution.c (pass_loop_distribution): Same.
1219 * tree-pass.h (TODO_verify_loops): Removed.
1220 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1222 (pass_tree_unswitch): Same.
1223 (pass_predcom): Same.
1224 (pass_vectorize): Same.
1225 (pass_linear_transform): Same.
1226 (pass_graphite_transforms): Same.
1227 (pass_iv_canon): Same.
1228 (pass_complete_unroll): Same.
1229 (pass_complete_unrolli): Same.
1230 (pass_parallelize_loops): Same.
1231 (pass_loop_prefetch): Same.
1232 (pass_iv_optimize): Same.
1234 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1237 * passes.c (init_optimization_passes): Move pass_lim before
1238 pass_copy_prop and pass_dce_loop.
1240 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1243 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1244 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1245 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1246 MULTI_* defines for 4 argument vpermil2p* builtins.
1248 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1250 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1251 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1252 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1253 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1254 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1255 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1256 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1257 Use x86_maybe_negate_const_int to output insn mnemonic.
1258 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1259 check from instruction predicate. Update comments.
1260 * config/i386/sync.md (sync_add<mode>): Use
1261 x86_maybe_negate_const_int to output insn mnemonic.
1263 2010-04-06 Jan Hubicka <jh@suse.cz>
1265 PR tree-optimization/42906
1266 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1267 IGNORE_SELF argument. Set visited_control_parents for fully
1269 (find_obviously_necessary_stmts): Update call of
1270 mark_control_dependent_edges_necessary.
1271 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1273 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.md: Remove comment about 'e' and 'E'
1278 2010-04-06 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/43627
1281 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1282 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1285 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1287 * BASE-VER: Change to 4.6.0.
1290 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1293 2010-04-06 Richard Guenther <rguenther@suse.de>
1296 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1298 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1300 * doc/invoke.texi (Optimize Options): Document that LTO
1301 won't remove object access purely due to incompatible
1304 2010-04-04 Matthias Klose <doko@ubuntu.com>
1306 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1307 Initialize variable.
1309 2010-04-03 Richard Guenther <rguenther@suse.de>
1312 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1313 require a non-NULL MEM_OFFSET.
1315 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1317 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1318 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1319 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1320 config/alpha/predicates.md, config/arm/arm.md,
1321 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1322 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1323 config/darwin9.h, config/darwin.c, config/darwin.h,
1324 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1325 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1326 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1327 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1328 config/mips/mips.md, config/mn10300/mn10300.c,
1329 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1330 config/rs6000/aix.h, config/rs6000/dfp.md,
1331 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1332 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1333 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1334 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1335 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1336 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1337 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1338 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1339 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1340 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1341 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1342 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1343 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1344 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1345 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1346 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1347 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1348 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1349 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1350 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1351 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1352 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1353 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1354 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1355 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1356 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1357 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1358 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1359 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1360 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1361 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1362 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1363 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1364 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1365 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1366 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1368 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1371 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1372 * aclocal.m4: Regenerate.
1374 2010-04-02 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/43629
1377 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1378 if we have seen a constant value.
1380 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1382 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1384 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1387 * arm.c (legitimize_tls_address): Adjust call to
1388 gen_tls_load_dot_plus_four.
1389 (arm_note_pic_base): New function.
1390 (arm_cannot_copy_insn_p): Use it.
1391 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1394 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1399 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1401 * Makefile.in ($(out_object_file)): Depend on
1402 gt-$(basename $(notdir $(out_file))).h.
1404 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1406 * config.gcc (lm32-*-rtems*): Add t-lm32.
1408 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1410 * config.gcc: Add lm32-*-rtems*.
1411 * config/lm32/rtems.h: New file.
1413 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1416 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1418 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1420 * dwarf2out.c (output_compilation_unit_header): For
1421 -gdwarf-4 use version 4 instead of version 3.
1422 (output_line_info): For version 4 and above emit additional
1423 maximum ops per insn header field.
1424 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1426 * dwarf2out.c (is_c_family, is_java): Remove.
1427 (lower_bound_default): New function.
1428 (add_bound_info, gen_descr_array_type_die): Use it.
1430 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1433 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1434 re-declaration when it happens in a function.
1436 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1438 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1439 (cgraph_remove_function_insertion_hook): Same.
1440 (cgraph_call_function_insertion_hooks): Same.
1442 2010-04-01 Richard Guenther <rguenther@suse.de>
1445 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1446 and TREE_THIS_VOLATILE.
1447 (copy_ref_info): Likewise.
1448 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1449 * tree.c (build6_stat): Ignore side-effects of all but arg5
1450 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1453 2010-04-01 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/43607
1456 * ipa-type-escape.c (check_call): Do not access non-existing
1459 2010-04-01 Richard Guenther <rguenther@suse.de>
1463 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1464 Jack Howarth <howarth@bromo.med.uc.edu>
1466 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1469 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1471 * doc/install.texi (Prerequisites): Document libelf usability on
1472 IRIX 5/6 and Solaris 2.
1473 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1474 Update GNU as, GNU ld requirements.
1475 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1476 Document Sun Studio compiler download.
1477 Update and simplify as, ld recommendations.
1478 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1480 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1482 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1483 with_tune_32 to pentium4.
1485 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1487 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1489 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1491 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1492 obsoletion, removal.
1494 Document GNU as requirement.
1495 Update configure requirements.
1496 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1497 Recomment IRIX 6.5.18+.
1498 Document IDF/IDL requirement.
1499 Document GNU as requirement.
1500 Document GNU ld bootstrap failure.
1501 Remove freeware.sgi.com reference.
1503 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1505 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1506 UNIX V4.0, V5.0 obsoletion, removal.
1507 Remove --with-gc=simple reference.
1508 Update VM requirements during bootstrap.
1509 Remove -oldas bootstrap description.
1510 Update binutils reference.
1511 Remove comparison failure note.
1513 2010-03-31 Richard Guenther <rguenther@suse.de>
1514 Zdenek Dvorak <ook@ucw.cz>
1515 Sebastian Pop <sebastian.pop@amd.com>
1518 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1519 with multiple arguments.
1520 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1522 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1524 * graphite-dependences.c (print_pddr): Call print_pdr with an
1526 * graphite-poly.c (debug_pdr): Add an extra argument for the
1529 (print_pbb_domain): Same.
1531 (print_scop_context): Same.
1533 (print_cloog): Same.
1534 (debug_pbb_domain): Same.
1538 (debug_scop_context): Same.
1540 (debug_cloog): Same.
1541 (print_scop_params): Same.
1542 (debug_scop_params): Same.
1543 (print_iteration_domain): Same.
1544 (print_iteration_domains): Same.
1545 (debug_iteration_domain): Same.
1546 (debug_iteration_domains): Same.
1547 (print_scattering_function): Same.
1548 (print_scattering_functions): Same.
1549 (debug_scattering_function): Same.
1550 (debug_scattering_functions): Same.
1551 * graphite-poly.h (debug_pdr): Update declaration.
1553 (print_pbb_domain): Same.
1555 (print_scop_context): Same.
1557 (print_cloog): Same.
1558 (debug_pbb_domain): Same.
1562 (debug_scop_context): Same.
1564 (debug_cloog): Same.
1565 (print_scop_params): Same.
1566 (debug_scop_params): Same.
1567 (print_iteration_domain): Same.
1568 (print_iteration_domains): Same.
1569 (debug_iteration_domain): Same.
1570 (debug_iteration_domains): Same.
1571 (print_scattering_function): Same.
1572 (print_scattering_functions): Same.
1573 (debug_scattering_function): Same.
1574 (debug_scattering_functions): Same.
1576 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1578 * graphite-poly.c (print_scattering_function_1): New.
1579 (print_scattering_function): Call it.
1580 (print_scop_params): Remove spaces at the end of lines.
1583 * graphite-poly.h (print_cloog): Declared.
1584 (debug_cloog): Declared.
1586 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1588 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1590 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1591 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1592 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1593 to switch between adding the IV bump in loop->latch or in loop->header.
1595 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1597 * graphite-poly.c (print_scattering_function): Pretty print following
1600 (print_pbb_domain): Same.
1601 (dump_gbb_cases): Same.
1602 (dump_gbb_conditions): Same.
1605 (print_scop_params): Same.
1606 (print_scop_context): Same.
1608 (print_pbb_body): New.
1609 (lst_indent_to): New.
1610 (print_lst): Start new lines with a #.
1611 * graphite-poly.h (pbb_bb): New.
1612 (pbb_index): Use pbb_bb.
1613 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1615 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1617 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1619 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1620 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1621 and 0 instead of 1 for dw_val_class_flag.
1622 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1623 dw_val_class_range_list, dw_val_class_loc_list,
1624 dw_val_class_lineptr and dw_val_class_macptr, use
1625 DW_FORM_flag_present for dw_val_class_flag and
1626 DW_FORM_exprloc for dw_val_class_loc.
1627 (output_die): For -gdwarf-4 print dw_val_class_loc
1628 size as uleb128 instead of 1 or 2 bytes and don't print
1629 anything for dw_val_class_flag.
1631 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1632 instead of cselib_lookup following by tweaking locs->setting_insn.
1635 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1636 even before returning from label, setjmp call or volatile asm
1639 2010-03-31 Richard Guenther <rguenther@suse.de>
1642 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1643 temporary data on stack.
1645 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1647 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1648 (PUSHSECTION_ASM_OP): Remove.
1649 (POPSECTION_ASM_OP): Remove.
1650 (PUSHSECTION_FORMAT): Remove.
1651 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1652 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1653 * config/sol2.c (solaris_output_init_fini): Use it.
1655 2010-03-31 Jie Zhang <jie@codesourcery.com>
1658 * opt-functions.awk (var_type_struct): Use signed char type
1659 for simple variables.
1661 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1663 * config/sol2.c: Include output.h.
1664 (solaris_assemble_visibility): New function.
1665 * config/t-sol2 (sol2.o): Add output.h dependency.
1666 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1667 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1670 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1673 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1674 V2SImode or XFmode on PRE_DEC.
1677 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1680 2010-03-31 Jie Zhang <jie@codesourcery.com>
1683 * reload.h (caller_save_initialized_p): Declare.
1684 * toplev.c (backend_init_target): Don't call
1685 init_caller_save but set caller_save_initialized_p to false.
1686 * caller-save.c (caller_save_initialized_p): Define.
1687 (init_caller_save): Check caller_save_initialized_p.
1688 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1690 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1693 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1694 and soft-fp/t-softfp to tmake_file.
1695 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1696 (LIBGCC2_TF_CEXT): Define.
1699 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1702 * cselib.c (n_useless_values): Document handling of debug locs.
1703 (n_useless_debug_values, n_debug_values): New variables.
1704 (new_elt_loc_list): Don't add to debug values, keep count.
1705 (promote_debug_loc): New.
1706 (cselib_reset_table): Zero new variables.
1707 (entry_and_rtx_equal_p): Promote debug locs.
1708 (discard_useless_locs): Increment n_useless_debug_values for
1710 (remove_useless_values): Adjust n_useless_values and n_debug_values
1711 with n_useless_debug_values.
1712 (add_mem_for_addr): Promote debug locs.
1713 (cselib_lookup_mem): Likewise.
1714 (cselib_lookup_addr): Renamed to...
1715 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1716 (cselib_log_lookup): ... this. Turn into...
1717 (cselib_lookup_addr): ... new wrapper.
1718 (cselib_lookup_from_insn): New.
1719 (cselib_invalidate_regno): Increment n_useless_debug_values for
1721 (cselib_invalidate_mem): Likewise.
1722 (cselib_process_insn): Take n_deleted and n_debug_values into
1723 account to guard remove_useless_value call.
1724 (cselib_finish): Zero n_useless_debug_values.
1725 * cselib.h (cselib_lookup_from_insn): Declare.
1726 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1727 (sched_analyze_2): Likewise.
1729 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1731 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1733 (adjust_mems): Replace narrowing SUBREG of expression containing
1734 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1735 with operations in the narrower mode.
1738 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1739 regs_invalidated_by_call instead all call_used_reg_set registers.
1741 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1744 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1745 pointer comparisons with types_compatible_p.
1746 * tree-vect-stmts.c (vectorizable_call): Same.
1747 (vectorizable_condition): Same.
1749 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1751 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1752 stack check if the mask would be zero.
1754 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1755 Jack Howarth <howarth@bromo.med.uc.edu>
1757 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1760 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1763 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1765 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1766 Include ___unordxf2 and ___unordtf2.
1767 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1770 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1772 * config/lm32/t-lm32: New file.
1773 * config.gcc: Use the above file when targetting lm32.
1775 2010-03-28 Duncan Sands <baldrick@free.fr>
1777 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1779 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1782 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1783 Improve vectorization cost model diagnostic.
1785 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1788 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1789 compute_data_dependences_for_loop returns false, early exit
1790 and output an extra diagnostic for the failed data reference
1793 2010-03-29 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/43560
1796 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1797 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1799 2010-03-29 Jie Zhang <jie@codesourcery.com>
1802 * toplev.c (process_options): Set optimization_default_node
1803 and optimization_current_node.
1804 * opts.c (decode_options): Don't set optimization_default_node
1805 and optimization_current_node.
1807 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1809 * config/rtems.h: Abandon -qrtems_debug.
1811 2010-03-28 Jan Hubicka <jh@suse.cz>
1813 PR tree-optimization/43505
1814 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1815 map should not be copied.
1817 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1820 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1821 cdtors, set DECL_PRESERVE_P.
1822 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1825 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1827 PR tree-optimization/43528
1828 * stor-layout.c (place_field): Check that constant fits into
1829 unsigned HWI when skipping calculation of MS bitfield layout.
1831 2010-03-27 Jan Hubicka <jh@suse.cz>
1834 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1835 notice_global_symbol work.
1837 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1839 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1840 instead of dwarf2out_decl.
1841 (struct var_loc_node): Remove section_label field.
1842 (dwarf2out_function_decl): New function.
1843 (dwarf2out_var_location): Don't set section_label field.
1844 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1846 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1848 PR tree-optimization/43544
1849 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1850 First argument for builtin vectorized function hook is now a
1851 tree to be able to distinguish between machine specific and
1853 * targhooks.c (default_builtin_vectorized_function): Ditto.
1854 * targhooks.h (default_builtin_vectorized_function): Ditto.
1855 * target.h (struct gcc_target): Ditto.
1856 * tree-vect-stmts.c (vectorizable_function): Ditto.
1857 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1858 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1861 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1864 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1865 nested binding iff it is a FUNCTION_DECL.
1866 (store_parm_decls_newstyle): Pass nested=true to bind for
1867 FUNCTION_DECLs amongst parameters.
1869 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1871 * var-tracking.c (vt_expand_loc_callback): Don't run
1872 cselib_expand_value_rtx_cb in dummy mode if
1873 cselib_dummy_expand_value_rtx_cb returned false.
1875 * var-tracking.c (emit_note_insn_var_location): For one part
1876 notes with offset 0, don't add EXPR_LIST around the location.
1877 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1878 add_location_or_const_value_attribute): Adjust for that change.
1881 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1882 into first operand and location into second.
1883 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1884 dw_cfi_oprnd_loc for DW_CFA_expression.
1885 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1886 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1887 assume first argument is regnum and second argument is location.
1889 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1892 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1893 of scratch register to DImode. Split to DImode comparison operator.
1894 Use SImode subreg of scratch register in the multiplication.
1895 (*cmp_sadd_sidi): Ditto.
1896 (*cmp_ssub_si): Ditto.
1897 (*cmp_ssub_sidi): Ditto.
1899 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1903 Remove invalid assert and wrong comment.
1905 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1908 * flags.h (final_insns_dump_p): New extern.
1909 * final.c (final_insns_dump_p): New variable.
1910 (rest_of_clean_state): Set it before -fdump-final-insns=
1911 dumping, clear afterwards.
1912 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1913 MEM_ALIAS_SET on MEMs.
1915 2010-03-26 David S. Miller <davem@davemloft.net>
1917 * configure.ac: Fix sparc GOTDATA_OP bug check.
1918 * configure: Rebuild.
1920 2010-03-26 Alan Modra <amodra@gmail.com>
1922 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1924 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1926 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1927 TLS_SECTION_ASM_FLAG.
1929 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1932 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1933 Clear first_function_block_is_cold.
1936 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1937 argument if the argument is truth_value_p.
1939 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1941 * config/rs6000/constraints.md: Update copyright year for my changes.
1944 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1945 used in reg+reg addressing, swap registers.
1947 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1950 * target.h (struct gcc_target): Add code_end hook.
1951 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1953 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1954 * toplev.c (compile_file): Call targetm.asm_out.code_end
1955 hook before unwind info/debug info output.
1956 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1957 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1958 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1959 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1960 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1961 * config/i386/i386.c (ix86_file_end): Renamed to...
1962 (ix86_code_end): ... this. Make static. Don't call
1963 file_end_indicate_exec_stack. Emit unwind info using
1964 final_start_function/final_end_function.
1965 (darwin_x86_file_end): Remove.
1966 (TARGET_ASM_CODE_END): Define.
1967 * config/i386/i386.h (TARGET_ASM_FILE_END,
1968 NEED_INDICATE_EXEC_STACK): Don't define.
1969 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1970 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1971 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1972 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1975 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1976 at the beginning and final_end_function at the end.
1977 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1979 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1981 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1982 and Sun as TLS syntax.
1983 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1984 * configure: Regenerate.
1985 * config.in: Regenerate.
1986 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1987 (default_elf_asm_named_section): Use it.
1988 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1989 (i386_output_dwarf_dtprel): Likewise.
1990 (output_addr_const_extra): Likewise.
1991 (output_pic_addr_const): Lowercase @GOTTPOFF.
1992 (output_addr_const_extra): Likewise.
1993 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1994 (output_addr_const_extra): Likewise.
1995 (output_pic_addr_const): Lowercase @INDNTPOFF.
1996 (output_addr_const_extra): Likewise.
1997 (output_pic_addr_const): Lowercase @NTPOFF.
1998 (output_addr_const_extra): Likewise.
1999 (output_pic_addr_const): Lowercase @TPOFF.
2000 (output_addr_const_extra): Likewise.
2001 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2002 (*tls_global_dynamic_64): Likewise.
2003 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2004 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2006 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2007 (ASM_OUTPUT_TLS_COMMON): Use it.
2008 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2011 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2012 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2013 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2014 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2015 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2016 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2018 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2020 * config/i386/i386.c (override_options): Don't accept
2021 -mtls-dialect=sun any longer.
2022 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2023 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2024 (*tls_local_dynamic_base_32_sun): Likewise.
2025 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2027 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2030 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2031 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2034 * ira.c (adjust_cleared_regs): New function.
2035 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2039 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2041 * expr.c (expand_expr_real): Restore previous
2042 curr_insn_source_location and curr_insn_block after
2043 expand_expr_real_1 call.
2044 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2045 instead of expand_expr_real_1.
2047 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2049 PR rtl-optimization/43413
2050 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2053 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2056 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2057 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2059 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2061 * config/i386/i386.c (ix86_target_string): Add -mfma.
2062 Fix a typo in comment.
2064 2010-03-22 Mike Stump <mikestump@comcast.net>
2067 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2068 Don't overly align based upon packed packed fields.
2070 2010-03-22 Jason Merrill <jason@redhat.com>
2072 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2073 Use () rather than [], and move before the element type.
2075 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2077 * doc/configfiles.texi (Configuration Files): Removed
2078 fixinc/Makefile*, intl/Makefile.*.
2079 * doc/makefile.texi: Fixed markup. Abstract from version
2080 control system used.
2081 (Makefile): Removed obsolete gcc/java/parse.y example.
2082 * doc/sourcebuild.texi: Likewise.
2083 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2084 libgomp, libssp. Removed fastjar.
2085 (Miscellaneous Docs): Clarify location.
2086 Added COPYING3, COPYING3.LIB.
2087 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2089 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2092 * config/i386/i386.c (x86_function_profiler)
2093 [!NO_PROFILE_COUNTERS]: Fix typo.
2094 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2097 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2098 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2100 * doc/sourcebuild.texi (Test Directives): Split into six
2101 subsections, with most of the current text in new subsections
2102 Directives, Selectors, and Final Actions.
2103 (Directives): Split list of test directives into multiple
2105 (Selectors): Describe use and syntax of selectors.
2106 (Effective-Target Keywords): Describe all existing keywords.
2107 (Add Options): Describe features for dg-add-options.
2108 (Require Support): Describe variants of dg-require-support.
2109 (Final Actions): Describe commands to use in dg-final.
2111 2010-03-22 Michael Matz <matz@suse.de>
2114 * recog.c (validate_replace_rtx_group): Replace also in
2115 REG_EQUAL and REG_EQUIV notes.
2117 2010-03-22 Richard Guenther <rguenther@suse.de>
2119 PR tree-optimization/43390
2120 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2121 sure vector extracts are type correct.
2123 2010-03-22 Richard Guenther <rguenther@suse.de>
2126 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2127 x * sqrt (x) even when optimizing for size if the target
2128 has native support for sqrt.
2130 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2132 * varasm.c (make_decl_rtl_for_debug): Also clear
2133 flag_mudflap for the duration of make_decl_rtl call.
2136 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2137 locs from preserved VALUEs.
2139 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2142 * pa.md (movmemsi): Set align to one if zero.
2143 (movmemdi): Likewise.
2145 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2148 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2149 with their corresponding prologue pushes.
2151 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2154 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2155 at the begining or end.
2156 (spu_expand_epilogue): Likewise.
2158 2010-03-20 Richard Guenther <rguenther@suse.de>
2160 PR rtl-optimization/43438
2161 * combine.c (make_extraction): Properly zero-/sign-extend an
2162 extraction of the low part of a CONST_INT. Also handle
2165 2010-03-19 Mike Stump <mikestump@comcast.net>
2167 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2168 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2169 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2171 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2174 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2177 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2179 PR rtl-optimization/42258
2180 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2181 use that may match DEF.
2184 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2185 the cost of loading the constant rather than assuming
2187 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2188 outer code is AND, do the same tests as the andsi3 expander and
2189 return COSTS_N_INSNS (1) if and is cheap.
2191 * optabs.c (avoid_expensive_constant): Fix formatting.
2193 2010-03-19 Michael Matz <matz@suse.de>
2196 * attribs.c (decl_attributes): When rebuilding a function pointer
2197 type use the same qualifiers as the original pointer type.
2199 2010-03-19 Martin Jambor <mjambor@suse.cz>
2201 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2202 and is_gimple_ip_invariant_address.
2204 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2207 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2209 * config/arm/arm.c (arm_override_options): Turn off
2210 flag_dwarf2_cfi_asm for AAPCS variants.
2212 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2215 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2216 Use PRE_MODIFY instead of PRE_DEC.
2217 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2218 (vfp_emit_fstmd): Likewise.
2220 2010-03-19 Michael Matz <matz@suse.de>
2223 * builtins.c (expand_builtin_interclass_mathfn,
2224 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2227 2010-03-19 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/43415
2230 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2231 (phi_translate_1): ... this.
2232 (phi_translate): Move all caching here. Cache all NARY
2233 and REFERENCE translations.
2235 2010-03-19 David S. Miller <davem@davemloft.net>
2237 With help from Eric Botcazou.
2238 * config/sparc/sparc.c: Include dwarf2out.h.
2239 (emit_pic_helper): Delete.
2240 (pic_helper_symbol_name): Delete.
2241 (pic_helper_emitted_p): Delete.
2242 (pic_helper_needed): New.
2243 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2244 (get_pc_thunk_name): New.
2245 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2246 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2247 Set pic_helper_needed to true. Don't call emit_pic_helper.
2248 (sparc_expand_prologue): Update load_pic_register call.
2249 (sparc_output_mi_thunk): Likewise.
2250 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2251 thunk if possible. Output CFI information as needed.
2253 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2254 Jack Howarth <howarth@bromo.med.uc.edu>
2257 * config/i386/i386.h: Fix ABI on darwin x86-32.
2259 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2261 * tree.h: Declare make_decl_rtl_for_debug.
2262 * varasm.c (make_decl_rtl_for_debug): New.
2263 * dwarf2out.c (rtl_for_decl_location): Call it.
2264 * cfgexpand.c (expand_debug_expr): Call it.
2266 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2269 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2273 * var-tracking.c (vt_init_cfa_base): Do nothing if
2274 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2276 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2279 * var-tracking.c (canonicalize_vars_star): New.
2280 (dataflow_post_merge_adjust): Use it.
2282 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2285 * var-tracking.c (non_suitable_const): New function.
2286 (add_uses): For DEBUG_INSNs with constants, don't record any
2287 value, instead just the constant value itself.
2288 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2289 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2290 (emit_notes_in_bb): Likewise.
2291 (emit_note_insn_var_location): For onepart variables if
2292 cur_loc is a VOIDmode constant, use DECL_MODE.
2294 2010-03-18 Martin Jambor <mjambor@suse.cz>
2297 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2298 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2299 all non-clones. Moved call redirection...
2300 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2301 (cgraph_materialize_all_clones): Dispose of all
2302 combined_args_to_skip bitmaps.
2303 (verify_cgraph_node): Do not check for edges pointing to wrong
2304 nodes in inline clones.
2305 * tree-inline.c (copy_bb): Call
2306 cgraph_redirect_edge_call_stmt_to_callee.
2307 * ipa.c (cgraph_remove_unreachable_nodes): Call
2308 cgraph_node_remove_callees even when there are used clones.
2310 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2312 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2314 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2317 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2320 2010-03-18 Michael Matz <matz@suse.de>
2323 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2324 into sqrt(x) if we need to preserve signed zeros.
2326 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2327 Eric Botcazou <ebotcazou@adacore.com>
2329 PR rtl-optimization/43360
2330 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2331 note if we don't know its invariant status.
2333 2010-03-18 Michael Matz <matz@suse.de>
2335 PR tree-optimization/43402
2336 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2337 PHI chains of ssa names registered for update.
2339 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2342 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2343 non-offsettable and pre_modify update addressing.
2344 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2345 and "2" alternatives "#".
2346 (*movdd_softfloat32): Make all alternatives "#";
2347 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2348 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2349 (*movdf_softfloat32): Make all alternatives "#";
2350 (movdi): Use the new DIFD mode iterator to create a common splitter
2351 for movdi, movdf and movdd patterns.
2353 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2355 * common.opt (dumpdir): Remove redundant tab.
2357 2010-03-17 Martin Jambor <mjambor@suse.cz>
2359 PR tree-optimization/43347
2360 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2361 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2363 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2365 PR rtl-optimization/42216
2366 * regrename.c (create_new_chain): New function, broken out from...
2367 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2368 appending a use to an empty chain.
2369 (build_def_use): Remove previous changes that convert OP_INOUT to
2370 OP_OUT operands; instead detect the case where an OP_INOUT operand
2371 uses a previously untracked register and create an empty chain for it.
2373 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2375 * doc/extend.texi (Function Attributes): Rewrite unfinished
2376 sentence in ms_abi documentation.
2378 2010-03-17 Alan Modra <amodra@gmail.com>
2380 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2381 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2382 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2383 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2385 2010-03-16 Richard Henderson <rth@redhat.com>
2388 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2389 (lower_try_finally): Save and restore eh_seq around the expansion
2392 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2394 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2395 statements before splitting block.
2397 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2399 * doc/sourcebuild.texi (Testsuites): Fix markup.
2400 Use pathnames relative to gcc/testsuite.
2401 (Test Directives): Move description of how timeout is determined.
2402 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2403 (C Tests): Correct gcc.misc-tests directory.
2404 Framework tests now live in gcc.test-framework.
2406 2010-03-16 Richard Guenther <rguenther@suse.de>
2409 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2410 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2412 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2413 Alexandre Oliva <aoliva@redhat.com>
2415 PR tree-optimization/42917
2416 * lambda-code.c (remove_iv): Skip debug statements.
2417 (lambda_loopnest_to_gcc_loopnest): Likewise.
2418 (not_interesting_stmt): Debug statements are not interesting.
2420 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2424 * cselib.c (cselib_preserve_constants,
2425 cfa_base_preserved_val): New static variables.
2426 (preserve_only_constants): New function.
2427 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2428 clear its REG_VALUES. If cselib_preserve_constants, don't
2429 empty the whole hash table, but preserve there VALUEs with constants,
2430 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2431 (cselib_preserve_cfa_base_value): New function.
2432 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2433 (cselib_init): Change argument to int bitfield. Set
2434 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2436 (cselib_finish): Clear cselib_preserve_constants and
2437 cfa_base_preserved_val.
2438 * cselib.h (enum cselib_record_what): New enum.
2439 (cselib_init): Change argument to int.
2440 (cselib_preserve_cfa_base_value): New prototype.
2441 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2442 * dse.c (dse_step1): Likewise.
2443 * cfgcleanup.c (thread_jump): Likewise.
2444 * sched-deps.c (sched_analyze): Likewise.
2445 * gcse.c (local_cprop_pass): Likewise.
2446 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2447 If FN is non-NULL, call the callback always and whenever it returns
2448 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2449 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2450 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2451 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2452 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2453 * var-tracking.c: Include recog.h.
2454 (bb_stack_adjust_offset): Remove.
2455 (vt_stack_adjustments): Don't call it, instead just gather the
2456 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2457 (adjust_stack_reference): Remove.
2458 (compute_cfa_pointer): New function.
2459 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2460 (struct adjust_mem_data): New type.
2461 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2463 (get_address_mode): New function.
2464 (replace_expr_with_values): Use it.
2465 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2466 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2467 (adjust_sets): Remove.
2468 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2469 Use get_address_mode.
2470 (get_adjusted_src): Remove.
2471 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2472 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2473 (add_with_sets): Don't call adjust_sets.
2474 (fp_setter, vt_init_cfa_base): New functions.
2475 (vt_initialize): Change return type to bool. Move most of pool etc.
2476 initialization to the beginning of the function from end. Pass
2477 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2478 If !frame_pointer_needed, call vt_stack_adjustment before mos
2479 vector is filled, call vt_init_cfa_base if argp/framep has been
2480 eliminated to sp. If frame_pointer_needed and argp/framep has
2481 been eliminated to hard frame pointer, set
2482 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2483 encountering fp setter in the prologue. For MO_ADJUST, call
2484 log_op_type before pusing the op into mos vector, not afterwards.
2485 Call adjust_insn before cselib_process_insn/add_with_sets,
2486 call cancel_changes (0) afterwards.
2487 (variable_tracking_main_1): Adjust for vt_initialize calling
2488 vt_stack_adjustments and returning whether it succeeded or not.
2490 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2492 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2495 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2497 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2499 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2500 drap_reg has not been set.
2502 2010-03-15 Michael Matz <matz@suse.de>
2505 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2506 use it to expand block copies.
2507 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2508 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2509 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2511 2010-03-15 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/43367
2514 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2517 2010-03-15 Richard Guenther <rguenther@suse.de>
2519 PR tree-optimization/43317
2520 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2522 2010-03-15 Martin Jambor <mjambor@suse.cz>
2524 PR tree-optimization/43141
2525 * tree-sra.c (create_abstract_origin): New function.
2526 (modify_function): Call create_abstract_origin.
2528 2010-03-15 Chris Demetriou <cgd@google.com>
2530 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2533 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2536 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2537 call insert_out_of_ssa_copy for default definitions.
2539 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2541 * graphite-clast-to-gimple.c (my_long_long): Defined.
2542 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2543 * graphite-sese-to-poly.c (my_long_long): Defined.
2544 (scop_ivs_can_be_represented): Use it.
2546 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2548 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2549 graphite-max-bbs-per-function, and loop-block-tile-size.
2550 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2552 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2554 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2556 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2557 forward declaration.
2558 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2559 (add_upper_bounds_from_estimated_nit): New.
2560 (build_loop_iteration_domains): Use it.
2562 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2564 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2566 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2569 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2570 should be an INTEGER_CST. Also handle CASE_CONVERT.
2572 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2574 * graphite.c (graphite_initialize): To bound the number of bbs per
2575 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2576 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2577 * doc/invoke.texi: Document it.
2579 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2581 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2582 * graphite-sese-to-poly.h (build_poly_scop): Same.
2584 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2586 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2587 the number of parameters in the scop. Use as an upper bound
2588 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2589 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2590 * doc/invoke.texi: Document it.
2592 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2594 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2595 * doc/c-tree.texi: Remove.
2596 * doc/generic.texi: Merge c-tree.texi here.
2597 * doc/gccint.texi (Trees): Remove menu entry.
2598 (c-tree.texi): Remove @include.
2599 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2600 * doc/languages.texi (Reading RTL): Ditto.
2602 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2605 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2607 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2610 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2611 code added to work around reload clobbering CONST insns.
2613 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2615 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2616 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2617 (cselib_preserve_only_values): Remove retain argument, don't
2618 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2619 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2620 * var-tracking.c (micro_operation): Move insn field before union.
2621 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2622 (struct variable_tracking_info_def): Remove n_mos field, change
2623 mos into a vector of micro_operations.
2624 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2625 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2626 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2627 changing into a vector.
2628 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2629 come before all other uops generated by add_stores.
2630 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2632 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2633 a vector. Run just one pass over the bbs instead of separate counting
2634 and computation phase.
2635 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2638 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2639 into *nonlocalized_list vector.
2640 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2641 even if origin is non-NULL.
2642 (gen_variable_die): Likewise.
2643 (process_scope_var): Don't change origin.
2644 (gen_decl_die): Likewise.
2645 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2646 before adding new edges instead of after it, fix moving over
2649 2010-03-11 David S. Miller <davem@davemloft.net>
2651 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2653 * configure: Rebuild.
2655 2010-03-11 Martin Jambor <mjambor@suse.cz>
2657 PR tree-optimization/43257
2658 * tree.c (assign_assembler_name_if_neeeded): New function.
2659 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2661 * tree.h (assign_assembler_name_if_neeeded): Declare.
2662 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2663 the function if needed.
2665 2010-03-11 Chris Demetriou <cgd@google.com>
2667 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2668 include/stdint-gcc.h, and include/stdint.h world-readable.
2670 2010-03-11 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/43255
2673 * tree-vrp.c (process_assert_insertions_for): Do not insert
2674 asserts for trivial conditions.
2676 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2678 PR tree-optimization/43280
2679 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2680 generation. Move calculation of size out of the if branch.
2681 (find_bswap): Modify compare number generation.
2683 2010-03-11 Richard Guenther <rguenther@suse.de>
2686 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2687 (input_gimple_stmt): Fixup handled component types during
2688 operand read. Also fix up decls in ADDR_EXPRs.
2690 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2692 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2693 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2695 2010-03-10 Jan Hubicka <jh@suse.cz>
2698 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2699 * varasm.c (get_variable_section): Don't do that here...
2700 (make_decl_rtl): ... and here.
2701 (do_assemble_alias): Produce decl RTL.
2702 (assemble_alias): Likewise.
2704 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2707 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2708 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2710 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2711 (based_loc_descr): Only express drap or vdrap regno based expressions
2712 using DW_OP_fbreg when not optimizing.
2713 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2714 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2715 REG_CFA_SET_VDRAP note.
2717 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2719 PR tree-optimization/43236
2720 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2721 error in calculation of base address in reverse iteration case.
2722 (generate_builtin): Take number of latch executions if the statement
2725 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2728 * tree-eh.c: Include pointer-set.h.
2729 (lower_eh_dispatch): Filter out duplicate case labels and
2730 remove the unneeded edge when the label is unused. Return
2731 true when some edges are removed.
2732 (execute_lower_eh_dispatch): When any lowering resulted in
2733 removing an edge, also delete unreachable blocks.
2735 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2738 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2739 UNSPEC_MACHOPIC_OFFSET.
2741 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2744 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2745 (m68k_delegitimize_address): New function.
2747 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2750 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2753 * var-tracking.c (adjust_sets): New function.
2754 (count_with_sets, add_with_sets): Use it.
2755 (get_adjusted_src): New inline function.
2756 (add_stores): Use it.
2759 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2760 call cselib_dummy_expand_value_rtx_cb instead of
2761 cselib_expand_value_rtx_cb.
2764 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2765 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2766 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2767 and .cfi_endproc around the pic thunks.
2768 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2769 all queued unwind info register saves are saved before the call.
2770 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2771 considered as sp-=4 for unwind info and the pop as sp+=4 which
2772 also clobbers dest, but doesn't actually restore it.
2775 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2776 RTX_FRAME_RELATED_P.
2778 2010-03-09 Jie Zhang <jie@codesourcery.com>
2780 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2781 whitespaces in output template.
2783 2010-03-09 Jie Zhang <jie@codesourcery.com>
2785 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2788 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2790 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2791 builtins.exp in a separate job.
2793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2795 * graphite-sese-to-poly.c (add_param_constraints): Use
2796 lower_bound_in_type and upper_bound_in_type.
2798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2800 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2801 instead of unsigned_type_node.
2803 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2804 Reza Yazdani <reza.yazdani@amd.com>
2807 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2808 on pointer type parameters.
2810 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2814 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2815 handle conversions from pointer to integers.
2816 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2817 induction variable, to be able to work with code generated by CLooG.
2818 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2819 (build_poly_scop): Bail out if we cannot codegen a loop.
2821 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2823 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2824 code generation with gloog_error.
2826 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2828 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2829 Call fold_convert on all the returned values.
2830 (expand_scalar_variables_expr): Pass to
2831 expand_scalar_variables_ssa_name the type of the resulting expression.
2833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2835 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2836 ppl_min_for_le_pointset.
2837 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2838 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2842 * graphite-dependences.c (map_into_dep_poly): Removed.
2843 (dependence_polyhedron_1): Use combine_context_id_scat.
2845 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2847 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2848 (struct poly_bb): Same.
2849 (combine_context_id_scat): New.
2851 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2854 * sese.c (name_defined_in_loop_p): Return false for default
2857 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2859 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2860 and clean up the logic.
2862 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2864 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2867 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2869 * var-tracking.c (remove_cselib_value_chains): Define only for
2871 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2872 delete_slot_part, emit_notes_for_differences_1): Don't call
2873 remove_cselib_value_chains here.
2874 (set_slot_part, emit_notes_for_differences_2): Don't call
2875 add_cselib_value_chains here.
2876 (preserved_values): New vector.
2877 (preserve_value): New function.
2878 (add_uses, add_stores, vt_add_function_parameters): Use it
2879 instead of cselib_preserve_value.
2880 (changed_values_stack): New vector.
2881 (check_changed_vars_0): New function.
2882 (check_changed_vars_1, check_changed_vars_2): Use it.
2883 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2884 changed_values_stack VALUEs.
2885 (vt_emit_notes): For all preserved_values call
2886 add_cselib_value_chains. If ENABLE_CHECKING call
2887 remove_cselib_value_chains before verifying value_chains is empty.
2888 Initialize and free changed_values_stack.
2889 (vt_initialize): Initialize preserved_values.
2890 (vt_finalize): Free preserved_values.
2892 2010-03-08 Richard Guenther <rguenther@suse.de>
2894 PR tree-optimization/43269
2895 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2898 2010-03-08 Martin Jambor <mjambor@suse.cz>
2900 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2901 (ipa_is_param_called): Removed.
2902 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2903 (ipa_print_node_params): Do not print the called flag.
2904 (ipa_write_node_info): Do not stream the called flag.
2905 (ipa_read_node_info): Likewise.
2907 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2910 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2911 * cselib.c (struct expand_value_data): Add dummy field.
2912 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2914 (cselib_dummy_expand_value_rtx_cb): New function.
2915 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2917 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2918 * var-tracking.c: Include pointer-set.h.
2919 (variable): Change n_var_parts to char from int. Add
2920 cur_loc_changed and in_changed_variables fields.
2921 (variable_canonicalize): Remove.
2922 (shared_var_p): New inline function.
2923 (unshare_variable): Maintain cur_loc_changed and
2924 in_changed_variables fields. If var was in changed_variables,
2925 replace it there with new_var. Just copy cur_loc instead of
2926 resetting it to something else.
2927 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2928 (dataflow_set_union): Don't call variable_canonicalize.
2929 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2930 of their DEBUG_EXPR_TREE_DECLs.
2931 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2932 and in_changed_variables and cur_loc_changed is false.
2933 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2934 and cur_loc_changed. Don't update cur_loc here.
2935 (variable_merge_over_src): Don't call variable_canonicalize.
2936 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2937 removing loc that is equal to cur_loc, clear cur_loc,
2938 set cur_loc_changed and ensure variable_was_changed is called.
2939 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2940 compare pointers in cur_loc check, if it is equal to loc,
2941 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2942 (variable_different_p): Remove compare_current_location argument,
2943 don't compare cur_loc.
2944 (dataflow_set_different_1): Adjust variable_different_p caller.
2945 (variable_was_changed): If dv had some var in changed_variables
2946 already, reset in_changed_variables flag for it and propagate
2947 cur_loc_changed over to the new variable. On empty var
2948 always set cur_loc_changed. Set in_changed_variables on whatever
2949 var is added to changed_variables.
2950 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2951 Use shared_var_p. When removing loc that is equal to cur_loc,
2952 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2953 end, don't set it to something else, just call variable_was_changed.
2954 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2955 loc being removed, clear cur_loc and set cur_loc_changed.
2956 Set cur_loc_changed if all locations have been removed.
2957 (struct expand_loc_callback_data): New type.
2958 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2959 allocated. Always create SUBREGs if simplify_subreg failed.
2960 Prefer to use cur_loc, when that fails and still in
2961 changed_variables (and seen first time) recompute it. Set
2962 cur_loc_changed of variables which had to change cur_loc and
2963 compute elcd->cur_loc_changed if any of the subexpressions used
2964 had to change cur_loc.
2965 (vt_expand_loc): Adjust to pass arguments in
2966 expand_loc_callback_data structure.
2967 (vt_expand_loc_dummy): New function.
2968 (emitted_notes): New variable.
2969 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2970 that weren't used for any other decl in current
2971 emit_notes_for_changes call call vt_expand_loc_dummy to update
2972 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2973 first loc_chain location if NULL before. Always use just
2974 cur_loc instead of first loc_chain location. When cur_loc_changed
2975 is false, when not --enable-checking=rtl just don't emit any note.
2976 When rtl checking, compute the note and assert it is the same
2977 as previous note. Clear cur_loc_changed and in_changed_variables
2978 at the end before removing from changed_variables.
2979 (check_changed_vars_3): New function.
2980 (emit_notes_for_changes): Traverse changed_vars to call
2981 check_changed_vars_3 on each changed var.
2982 (emit_notes_for_differences_1): Clear cur_loc_changed and
2983 in_changed_variables. Recompute cur_loc of new_var.
2984 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2985 (vt_emit_notes): Initialize and destroy emitted_notes.
2987 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2989 PR rtl-optimization/42220
2990 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2991 Use verify_reg_tracked to determine if we should use OP_OUT rather
2993 (build_def_use): If we see an in-out operand for a register that we
2994 know nothing about, treat is an output if possible, fail the block if
2997 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3000 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3003 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3006 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3007 uses of relevant DEFs that are dead outside the loop too.
3009 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3011 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3013 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3015 * var-tracking.c (values_to_unmark): New variable.
3016 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3017 values_to_unmark vector. Moved body to...
3018 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3019 instead queue it into values_to_unmark vector.
3020 (vt_find_locations): Free values_to_unmark vector.
3022 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3024 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3025 (site.exp): Export them when plugins are enabled.
3027 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3030 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3032 (chrec_fold_multiply): Same.
3034 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3037 * c-decl.c (build_compound_literal): Return early if init is
3040 2010-03-04 Martin Jambor <mjambor@suse.cz>
3042 PR tree-optimization/43164
3043 PR tree-optimization/43191
3044 * tree-sra.c (type_consists_of_records_p): Reject records with
3045 zero-size bit-fields at the end.
3047 2010-03-04 Mike Stump <mikestump@comcast.net>
3049 * Makefile.in (TAGS): Remove *.y.
3051 2010-03-04 Richard Guenther <rguenther@suse.de>
3053 PR tree-optimization/40761
3054 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3056 (my_rev_post_order_compute): New function.
3057 (init_pre): Call it.
3059 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3062 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3063 decrease the cost of an IV candidate when the cost is infinite.
3065 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3067 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3068 Use '3DNow!' for the extension of that name, ensure normal space
3070 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3072 2010-03-03 Jeff Law <law@redhat.com>
3074 * PR middle-end/32693
3075 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3076 than gen_rtx_SUBREG.
3077 (extract_bit_field_1): Likewise.
3079 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3081 * doc/sourcebuild.texi (Test directives): Document that arguments
3082 include-opts and exclude-opts are now optional for dg-skip-if,
3083 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3085 2010-03-03 Jason Merrill <jason@redhat.com>
3088 * cgraph.h (varpool_node): Add extra_name field.
3089 * varpool.c (varpool_extra_name_alias): New.
3090 (varpool_assemble_decl): Emit extra name aliases.
3091 (varpool_mark_needed_node): Look past an extra name alias.
3092 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3093 * lto-streamer-in.c (lto_input_tree): Read it.
3094 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3096 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3098 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3099 (sparc*-*-solaris2*): ...this.
3101 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3104 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3105 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3106 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3107 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3110 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3111 fallthrough to default handling, just with want_address 0 instead of 2.
3112 For single element lists, add_AT_loc directly, otherwise create an
3113 artificial variable DIE and stick location list to it.
3116 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3117 (VAL_EXPR_HAS_REVERSE): Define.
3118 (reverse_op): New function.
3119 (add_stores): For reversible operations add an extra MO_VAL_USE.
3121 2010-03-02 Jason Merrill <jason@redhat.com>
3123 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3125 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3127 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3128 (sparc64-*-linux*): Likewise.
3129 (sparc64-*-solaris2*): Include assembler files before linker ones.
3130 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3131 * config/sparc/gas.h: Delete.
3132 * config/sparc/sol2-64.h: Add copyright notice.
3133 * config/sparc/sol2-gas-bi.h: Likewise.
3134 * config/sparc/sol2-gld.h: Likewise.
3135 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3136 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3137 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3138 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3139 (sparc_elf_asm_named_section): Rename into...
3140 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3142 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3144 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3146 2010-03-02 Jeff Law <law@redhat.com>
3149 * reload1.c (rtx_p, substitute_stack): Declare.
3150 (substitute): Record addresses of changed rtxs.
3151 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3152 Restore the original rtx when complete.
3153 (reload): Free subsitute_stack when complete.
3155 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3157 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3158 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3160 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3161 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3162 Torture Tests): Change from subsection to section.
3164 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3165 Steven Bosscher <steven@gcc.gnu.org>
3167 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3170 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3173 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3174 the assignment from the new induction variable to the assignment
3175 of the value from the original loop PHI function.
3177 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3178 Daniel Jacobowitz <dan@codesourcery.com>
3180 * doc/sourcebuild.texi (Test directives): Clarify options to
3183 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3185 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3186 Disable cfi directives unless GCC and gas agree on using read-only
3187 .eh_frame sections for 64-bit.
3188 * configure: Regenerate.
3190 2010-03-01 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/43220
3193 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3194 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3196 2010-03-01 Richard Guenther <rguenther@suse.de>
3197 Martin Jambor <mjambor@suse.cz>
3200 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3201 gimplified parameters.
3203 2010-03-01 Christian Bruel <christian.bruel@st.com>
3205 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3207 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3209 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3211 2010-03-01 Richard Guenther <rguenther@suse.de>
3214 * expr.c (expand_assignment): Use the alias-oracle to tell
3215 if the rhs aliases the result decl.
3217 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3220 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3221 to sol_gt_pch_get_address.
3222 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3223 64-bit, SPARC and x86.
3224 (sol_gt_pch_get_address): New function.
3226 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3228 * toplev.h (inform_n, error_n): Declare.
3229 * diagnostic.c (inform_n, error_n): New function.
3231 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3233 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3234 has no rtl yet when processing local_decls, queue it and recheck
3235 if deferred stack allocation hasn't assigned it rtl.
3237 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3239 * config/sh/sh.c (unspec_bbr_uid): New.
3240 (gen_block_redirect): Use it instead of INSN_UID.
3241 (gen_far_branch): Likewise.
3243 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3245 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3246 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3248 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3250 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3251 (Warning Options): -Wno-conversion-null is valid for
3252 Objective-C++ as well.
3253 * doc/tm.texi (Named Address Spaces): Likewise.
3254 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3255 * doc/tree-ssa.texi (Tree SSA): Likewise.
3257 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3260 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3261 by default. Don't set the default arch for
3262 i[34567]86-*-darwin*|x86_64-*-darwin*.
3264 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3267 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3268 default. Set the default 32bit/64bit archs with $with_arch
3269 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3271 2010-02-27 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/43186
3274 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3275 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3276 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3277 unroller iterations.
3279 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3281 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3282 required and i[34567]86-*-* targets don't support 64bit ISA.
3284 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3287 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3290 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3292 * config.gcc: Set the default arch at least to Prescott for
3293 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3294 if SSE math is enabled.
3296 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3298 * diagnostic.c (diagnostic_initialize): Update.
3299 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3301 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3302 (diagnostic_inhibit_notes): New.
3303 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3305 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3308 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3309 * doc/standards.texi: Likewise.
3310 * doc/extend.texi: Likewise.
3311 * doc/trouble.texi: Likewise.
3312 * doc/cppopts.texi: Likewise.
3313 * doc/install.texi: Likewise.
3314 * c.opt (std=c90,std=gnu90): New options.
3315 * c-opts.c (c_common_handle_option): Handle them.
3317 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3320 * c-decl.c (undeclared_variable): Use an informative note.
3322 2010-02-26 Richard Guenther <rguenther@suse.de>
3324 PR tree-optimization/43186
3325 * gimple.h (gimple_fold): Remove.
3326 * gimple.c (gimple_fold): Remove. Inline into single user ...
3327 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3328 Try harder for conditions.
3330 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3333 * function.c (used_types_insert): Don't skip through named pointer
3334 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3335 and it is different from the main variant's type.
3337 2010-02-26 Nick Clifton <nickc@redhat.com>
3339 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3341 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3343 * config.gcc: Support --with-fpmath=sse for x86.
3345 * config/i386/ssemath.h: New.
3347 * doc/install.texi (--with-fpmath=sse): Documented.
3349 2010-02-26 Richard Guenther <rguenther@suse.de>
3351 PR tree-optimization/43188
3352 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3353 vector types of over-aligned element type.
3355 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3358 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3359 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3361 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3363 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3365 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3367 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3368 * var-tracking.c: Include diagnostic.h.
3369 (debug_dv): New function.
3370 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3373 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3374 (add_value_chain, add_value_chains, remove_value_chain,
3375 remove_value_chains): Handle DEBUG_EXPRs.
3376 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3379 * regcprop.c (struct queued_debug_insn_change): New type.
3380 (struct value_data_entry): Add debug_insn_changes field.
3381 (struct value_data): Add n_debug_insn_changes field.
3382 (debug_insn_changes_pool): New variable.
3383 (free_debug_insn_changes, apply_debug_insn_changes,
3384 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3385 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3386 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3388 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3390 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3391 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3392 changes, call cprop_find_used_regs via note_stores.
3393 (copyprop_hardreg_forward): When copying vd from predecessor
3394 which has any queued DEBUG_INSN changes, make sure the pointers are
3395 cleared. At the end call df_analyze and then if there are any
3396 DEBUG_INSN changes queued at the end of some basic block for still
3397 live registers, apply them.
3398 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3400 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3402 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3405 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3407 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3408 targets. Set the default with_cpu/with_arch from arch/cpu.
3409 Allow x86-64 and native for with_cpu/with_arch.
3411 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3413 * ebitmap.c: Change calls to verify_popcount with calls to
3414 sbitmap_verify_popcount.
3415 (ebitmap_clear_bit): Fixed map->cacheindex test and
3416 map>cache update when bit clearing results in an empty
3419 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3422 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3423 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3424 and support both V2DF and V2DI modes.
3425 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3426 support both V2DF and V2DI modes.
3427 (general): Delete trailing whitespace from a few patterns.
3429 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3430 V2DF/V2DI interleave high/low builtins.
3432 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3435 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3436 interleave high/low functions.
3438 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3440 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3441 #pragma extern_prefix.
3443 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3446 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3447 BLKmode, assert op0 is a MEM and just adjust its mode.
3450 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3451 if bitpos isn't multiple of mode's bitsize.
3453 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3455 * c.opt (-ftemplate-depth=): New.
3456 (-ftemplate-depth-): Deprecate.
3457 * optc-gen.awk: Handle -ftemplate-depth=.
3458 * opth-gen.awk: Likewise.
3459 * c-opts.c (c_common_handle_option): Likewise.
3460 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3462 2010-02-24 Jason Merrill <jason@redhat.com>
3464 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3466 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3468 * cfg.c (alloc_aux_for_block): Remove inline.
3469 (alloc_aux_for_edge): Likewise.
3471 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3473 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3475 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3477 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3478 * config/i386/sol2-gas.h: New file.
3479 * config.gcc (i[34567]86-*-solaris2*): Use it.
3481 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3484 * c-typeck.c (ep_convert_and_check): New.
3485 (build_conditional_expr): Use it.
3486 (build_binary_op): Likewise.
3488 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3490 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3493 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3494 bounds even for -O+.
3495 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3496 expr needs to have DECL_NAME set.
3498 2010-02-24 Nick Clifton <nickc@redhat.com>
3500 * config/mep/mep.c: Include gimple.h.
3501 (mep_function_uses_sp): Delete unused function.
3502 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3503 parameters. Use unsigned integers to count args. Return a
3504 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3506 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3509 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3510 greater or equal to nelt instead of 2 * nelt.
3511 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3514 2010-02-23 Jason Merrill <jason@redhat.com>
3517 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3518 in cfun->local_decls even if they have register types.
3521 * stor-layout.c (place_field): Don't warn about unnecessary
3522 DECL_PACKED if the type is packed.
3524 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3527 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3528 GOTOFF relocs, even when the base reg isn't pic pointer.
3530 2010-02-23 Michael Matz <matz@suse.de>
3533 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3534 (expand_gimple_basic_block): Generate and use debug temps if there
3535 are debug uses left after the last real use of TERed ssa names.
3536 Unlink debug immediate uses when they are expanded.
3538 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3541 * config/i386/i386.c (override_options): Reorganise to provide
3542 better error messages.
3544 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3547 * graphite-scop-detection.c (create_single_exit_edge): Move
3548 the call to find_single_exit_edge to....
3549 (create_sese_edges): ...here. Don't handle multiple edges
3550 exiting the function.
3551 (build_graphite_scops): Don't handle multiple edges
3552 exiting the function.
3554 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3557 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3558 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3560 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3563 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3565 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3568 * c-typeck.c (convert_arguments): Print declaration location.
3569 * c-common.c (validate_nargs): Rename as
3570 builtin_function_validate_nargs.
3571 (check_builtin_function_arguments): Update.
3573 2010-02-22 Richard Guenther <rguenther@suse.de>
3576 * tree-inline.c (declare_return_variable): Use the type of
3577 the call stmt lhs if available.
3579 2010-02-22 Duncan Sands <baldrick@free.fr>
3581 * passes.c (register_pass): Always consider all pass lists when
3582 ref_pass_instance_number is zero.
3584 2010-02-22 Richard Guenther <rguenther@suse.de>
3586 PR tree-optimization/42749
3587 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3588 parameter. Do arithmetic in the original type.
3589 (update_accumulator_with_ops): Likewise.
3590 (adjust_accumulator_values): Adjust.
3592 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3594 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3595 (QI to BLKmode splitter): New splitter.
3597 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3600 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3602 2010-02-22 Richard Guenther <rguenther@suse.de>
3604 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3606 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3608 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3609 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3610 ($(T)crti.o, $(T)crtn.o): Remove rules.
3612 2010-02-21 Tobias Burnus <burnus@net-b.de>
3615 * doc/invoke.texi (-fassociative-math): Document that this
3616 option is automatically enabled for Fortran.
3618 2010-02-20 David S. Miller <davem@davemloft.net>
3620 * configure.ac: Test if linker and assembler properly support
3621 GOTDATA_OP relocations.
3622 * configure: Rebuild.
3623 * config.in: Likewise.
3624 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3625 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3626 (movsi_high_pic): Likewise.
3627 (movdi_lo_sum_pic): Likewise.
3628 (movdi_high_pic): Likewise.
3629 (movsi_pic_gotdata_op): New pattern.
3630 (movdi_pic_gotdata_op): Likewise.
3631 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3632 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3634 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3637 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3638 attribute to ssemul.
3639 (xop_mulv2div2di3_high): Ditto.
3641 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3644 * c.opt (Wconversion-null): New option.
3645 * doc/invoke.texi (Wconversion-null): Document.
3647 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3649 * common.opt (Wlarger-than-): Add Undocumented.
3651 2010-02-19 Mike Stump <mikestump@comcast.net>
3653 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3655 2010-02-19 Jason Merrill <jason@redhat.com>
3658 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3659 * configure: Likewise.
3661 2010-02-20 Alan Modra <amodra@gmail.com>
3664 * cgraph.h (cgraph_make_decl_local): Declare.
3665 * cgraph.c (cgraph_make_decl_local): New function.
3666 (cgraph_make_node_local): Use it.
3667 * cgraphunit.c (cgraph_function_versioning): Likewise.
3668 * ipa.c (function_and_variable_visibility): Likewise.
3670 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3673 * except.c (sjlj_emit_function_enter): Don't call
3674 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3676 * rtl.h (add_reg_br_prob_note): Remove prototype.
3678 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3681 * c-common.c (conversion_warning): Remove widening conversions
3682 before checking the conversion of integers to reals.
3684 2010-02-19 Mike Stump <mikestump@comcast.net>
3687 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3690 * cgraphunit.c (process_function_and_variable_attributes): Check
3691 DECL_PRESERVE_P instead of looking up attribute "used".
3692 * ipa-pure-const.c (check_decl): Likewise.
3693 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3694 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3695 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3696 instead of attribute "used".
3697 * config/sol2-c.c (solaris_pragma_init): Likewise.
3698 (solaris_pragma_fini): Likewise.
3700 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3702 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3703 Use XCNEW instead of xcalloc.
3704 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3705 XNEW instead of xmalloc.
3706 (get_fields): Use XNEWVEC instead of xmalloc.
3709 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3710 populate vars array.
3711 (create_new_general_access): For debug stmts just reset value.
3712 (get_stmt_accesses): For accesses within debug stmts just record them
3713 using add_access_to_acc_sites instead of preventing the peeling or
3714 counting them as accesses.
3717 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3719 2010-02-19 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/42916
3722 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3725 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3727 * configure.ac: Replace all uses of changequote in macro arguments
3728 with proper quoting.
3730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3733 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3735 2010-02-19 Richard Guenther <rguenther@suse.de>
3737 PR tree-optimization/42944
3738 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3739 test for aliasing with errno.
3741 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3744 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3745 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3746 * dojump.c: Include output.h.
3747 (inv): New inline function.
3748 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3749 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3750 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3751 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3752 argument, pass it down to other calls.
3753 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3754 add REG_BR_PROB note to the conditional jump.
3755 * cfgexpand.c (add_reg_br_prob_note): Removed.
3756 (expand_gimple_cond): Don't call it, add the probability
3757 as last argument to jumpif_1/jumpifnot_1.
3758 * Makefile.in (dojump.o): Depend on output.h.
3759 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3761 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3762 * stmt.c (do_jump_if_equal): Likewise.
3763 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3764 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3765 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3767 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3768 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3769 jumpifnot_1 callers.
3770 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3772 (store_expr): Adjust jumpifnot caller.
3773 (store_constructor): Adjust jumpif caller.
3776 * gimplify.c (gimple_boolify): For __builtin_expect call
3777 gimple_boolify also on its first argument.
3779 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3781 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3783 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3784 * configure: Regenerated.
3786 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3788 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3789 lang_hooks.types_compatible_p instead of comptypes.
3791 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3793 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3794 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3795 if __prefer_thumb__ is defined.
3797 2010-02-18 Martin Jambor <mjambor@suse.cz>
3799 PR tree-optimization/43066
3800 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3801 array with zero-sized element type.
3803 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3805 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3806 rtx, allocate struct var_loc_node here and return it to the
3807 caller, and only if it is actually needed.
3808 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3809 move it earlier and return immediately if it returns NULL.
3811 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3813 * config/sparc/gas.h: New file. Restore
3814 TARGET_ASM_NAMED_SECTION to its ELF default.
3815 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3817 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3818 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3819 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3820 after sparc/sysv4.h.
3822 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3824 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3826 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3828 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3829 patterns from predicated pattern.
3831 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3834 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3835 for insn mnemonic suffix.
3837 2010-02-17 Richard Guenther <rguenther@suse.de>
3839 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3842 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3845 * caller-save.c (save_call_clobbered_regs): If BB ends with
3846 a DEBUG_INSN, move any notes in between last real insn and the last
3847 DEBUG_INSN after the last DEBUG_INSN.
3849 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3851 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3852 Fix return type. Fix argument type. Explain meaning of return value.
3854 2010-02-16 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/41043
3857 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3858 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3860 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3862 2010-02-16 Ira Rosen <irar@il.ibm.com>
3864 PR tree-optimization/43074
3865 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3866 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3867 vectorizable cycles in hybrid SLP check.
3868 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3870 2010-02-16 Richard Guenther <rguenther@suse.de>
3872 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3873 (true_dependence): If memrefs_conflict_p computes must-alias
3874 trust it. Move TBAA check after offset-based disambiguation.
3875 (canon_true_dependence): Likewise.
3877 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3879 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3880 * doc/invoke.texi: Document it.
3881 * var-tracking.c: Include toplev.h and params.h.
3882 (vt_find_locations): Return bool indicating success. Compute
3883 hash sizes unconditionally. Check new parameter, report.
3884 (variable_tracking_main_1): Check vt_find_locations results and
3885 retry. Renamed from...
3886 (variable_tracking_main): ... this. New wrapper to preserve
3887 flag_var_tracking_assignments.
3888 * Makefile.in (var-tracking.o): Adjust dependencies.
3890 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3891 Jakub Jelinek <jakub@redhat.com>
3894 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3895 if weak_import attribute is present.
3896 * config/darwin.c (machopic_select_section): Likewise.
3898 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3900 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3901 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3902 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3903 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3905 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3907 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3910 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3911 Rewrite text to refer to the names.
3913 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3915 * config/i386/i386-builtin-types.def
3916 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3917 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3918 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3919 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3920 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3921 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3922 IX86_BUILTIN_VPERMIL2PS256.
3923 (MULTI_ARG_4_DF2_DI_I): Defined.
3924 (MULTI_ARG_4_DF2_DI_I1): Defined.
3925 (MULTI_ARG_4_SF2_SI_I): Defined.
3926 (MULTI_ARG_4_SF2_SI_I1): Defined.
3927 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3928 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3929 __builtin_ia32_vpermil2ps256.
3930 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3931 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3932 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3933 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3934 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3935 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3936 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3937 CODE_FOR_xop_vpermil2v8sf3.
3938 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3939 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3940 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3941 (_mm256_permute2_pd): New.
3942 (_mm_permute2_ps): New.
3943 (_mm256_permute2_ps): New.
3945 2010-02-15 Nick Clifton <nickc@redhat.com>
3947 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3948 boolean parameters. Use emit_jump_insn when emitting a pop
3949 instruction containing a return insn.
3950 (push): Use 'true' rather than '1' as second parameter to F.
3951 (h8300_expand_prologue): Likewise.
3952 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3953 (h8300_expand_epilogue): Likewise.
3955 2010-02-15 Richard Guenther <rguenther@suse.de>
3958 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3961 2010-02-15 Nick Clifton <nickc@redhat.com>
3963 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3966 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3968 * intl.c (fake_ngettext): New function.
3969 * intl.h (fake_ngettext): Declare.
3970 (ngettext): Define macro.
3971 * collect2.c (notice_translated): New function.
3972 (main): Use notice_translated and ngettext.
3973 * collect2.h (notice_translated): Declare.
3975 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3977 * reorg.c (delete_computation): Comment fixes.
3978 * caller-save.c (setup_save_areas): Idem.
3979 * sel-sched-dump.c (dump_lv_set): Idem.
3982 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3984 * config/s390/s390.c (s390_sched_init): New function.
3985 (TARGET_SCHED_INIT): Target hook defined.
3987 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3988 Jack Howarth <howarth@bromo.med.uc.edu>
3989 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3992 Partial revert of unintended change in fix for PR41605.
3993 * config/darwin.h: Fix typo.
3994 * config/darwin9.h: Same.
3996 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3998 * c-pch.c (pch_init): Clear v.
4000 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4003 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4004 graphite_can_represent_init for MULT_EXPR.
4006 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4010 * graphite-sese-to-poly.c (remove_phi): New.
4011 (translate_scalar_reduction_to_array): Call remove_phi.
4013 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4016 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4017 * graphite-clast-to-gimple.h (gloog): Update declaration.
4018 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4019 * graphite-poly.h (struct poly_bb): Add missing comments.
4020 (struct scop): Add poly_scop_p field.
4022 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4023 * graphite.c (graphite_transform_loops): Build the polyhedral
4024 representation for each scop before code generation.
4025 * sese.c (rename_variables_in_operand): Removed.
4026 (rename_variables_in_expr): Return the renamed expression.
4027 (rename_sese_parameters): New.
4028 * sese.h (rename_sese_parameters): Declared.
4030 2010-02-11 Richard Guenther <rguenther@suse.de>
4032 PR tree-optimization/42998
4033 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4034 POINTER_PLUS_EXPR properly.
4036 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4037 Changpeng Fang <changpeng.fang@amd.com>
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