1 2010-04-15 Richard Guenther <rguenther@suse.de>
3 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4 fit_double_type, force_fit_type_double, add_double_with_sign,
5 neg_double, mul_double_with_sign, lshift_double, rshift_double,
6 lrotate_double, rrotate_double, div_and_round_double): Move ...
7 * double-int.c: ... here.
8 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
9 add_double, neg_double, mul_double_with_sign, mul_double,
10 lshift_double, rshift_double, lrotate_double, rrotate_double,
11 div_and_round_double): Move prototypes ...
12 * double-int.h: ... here.
14 2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
17 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
18 matching constraints to ensure inputs match the output.
20 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
23 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
24 in an input-only operand.
26 2010-04-15 Anatoly Sokolov <aesok@post.ru>
28 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
29 (double_int_not, double_int_lshift, double_int_rshift): Declare.
30 (double_int_negative_p): Convert to static inline function.
31 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
32 (double_int_negative_p): Remove.
33 * tree.h (lshift_double, rshift_double):
34 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
35 * fold-const.c (fold_convert_const_int_from_real,
36 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
37 (lshift_double): Change type of arith argument to bool.
38 (rshift_double): Change type of arith argument to bool. Correct
40 * expmed.c (mask_rtx, lshift_value): (Ditto.).
42 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
45 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
46 at the start and end of the then/else blocks, and omit them from the
48 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
49 argument; all callers changed. Pass zero to old_insns_match_p instead.
50 (flow_find_head_matching_sequence): New function.
51 (old_insns_match_p): Check REG_EH_REGION notes for calls.
52 * basic-block.h (flow_find_cross_jump,
53 flow_find_head_matching_sequence): Declare functions.
55 2010-04-14 Jason Merrill <jason@redhat.com>
58 * c-common.c (attribute_takes_identifier_p): New fn.
59 * c-common.h: Declare it.
61 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
65 (*udivmod<mode>4): Ditto.
67 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/i386.md (maxmin_int): Rename code attribute from
70 maxminiprefix and update all users.
71 (maxmin_float): Ditto from maxminfprefix.
72 (logic): Ditto from logicprefix.
73 (absneg_mnemonic): Ditto from absnegprefix.
74 * config/i386/mmx.md: Update all users of maxminiprefix,
75 maxminfprefix and loficprefix for rename.
76 * config/i386/sse.md: Ditto.
77 * config/i386/sync.md (sync_<code><mode>): Update for
80 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
83 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
84 warnings converted to errors.
86 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
88 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
89 used insn_type variable.
90 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
91 to avoid set-but-not-used warning.
93 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
95 * df-core.c (df_ref_debug): Change format string placeholder
97 * dwarf2asm.c (dw2_asm_output_data_raw,
98 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
99 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
100 * dwarf2out.c (output_cfi, output_cfi_directive,
101 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
102 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
104 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
105 * print-rtl.c (print_rtx): Ditto.
107 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
110 * builtins.c (expand_builtin_pow_root): New function to expand pow
111 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
112 series of sqrt and cbrt calls under -ffast-math.
113 (expand_builtin_pow): Call it.
115 2010-04-14 Michael Matz <matz@suse.de>
117 PR tree-optimization/42963
118 * tree-cfg.c (touched_switch_bbs): New static variable.
119 (group_case_labels_stmt): New function broken out from ...
120 (group_case_labels): ... here, use the above.
121 (start_recording_case_labels): Allocate touched_switch_bbs.
122 (end_recording_case_labels): Deallocate it, call
123 group_case_labels_stmt.
124 (gimple_redirect_edge_and_branch): Remember index of affected BB.
126 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
128 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
131 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
135 2010-04-13 Jan Hubicka <jh@suse.cz>
137 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
138 of optimized out static functions.
139 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
140 cost computation. Also sanity check for overflows.
141 (update_caller_keys): Update cgraph_edge_badness call; properly
142 update fibheap and sanity check that it is up to date.
143 (add_new_edges_to_heap): Update cgraph_edge_badness.
144 (cgraph_decide_inlining_of_small_function): Likewise;
145 add sanity checking that badness in heap is up to date;
146 improve dumping of reason; Update badness of calls to the
147 offline copy of function currently inlined; dump badness
148 of functions not inlined because of unit growth limits.
150 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
153 * c-common.c (pointer_int_sum): Disregard overflow that occured only
154 because of sign-extension change when converting to sizetype here...
155 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
157 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
158 the folding to constants. Remove redundant final conversion.
159 (fold_binary) <associate>: Do not associate if the re-association of
160 constants alone overflows.
161 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
162 to the end of the list.
163 (multiple_of_p) <COND_EXPR>: New case.
165 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
167 * opt-functions.awk (opt_sanitized_name): New.
169 * optc-gen.awk: Use it
170 * opth-gen.awk: Use it.
172 2010-04-13 Martin Jambor <mjambor@suse.cz>
174 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
175 (sra_modify_assign): Delete stmts loading dead data even if racc has no
176 children. Call replace_uses_with_default_def_ssa_name to handle
179 2010-04-13 Michael Matz <matz@suse.de>
182 * builtins.c (expand_builtin_interclass_mathfn): Also create
183 a register if the predicate doesn't match.
185 2010-04-13 Diego Novillo <dnovillo@google.com>
187 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
188 * c-pch.c: Include timevar.h.
189 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
190 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
191 * ggc-common.c: Include timevar.h.
192 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
193 * timevar.def (TV_PCH_SAVE): Define.
194 (TV_PCH_CPP_SAVE): Define.
195 (TV_PCH_PTR_REALLOC): Define.
196 (TV_PCH_PTR_SORT): Define.
197 (TV_PCH_RESTORE): Define.
198 (TV_PCH_CPP_RESTORE): Define.
200 2010-04-13 Michael Matz <matz@suse.de>
202 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
204 (can_reassociate_p): New function.
205 (break_up_subtract_bb, reassociate_bb): Use it.
207 2010-04-13 Richard Guenther <rguenther@suse.de>
210 * builtins.c (c_readstr): Fix assert.
212 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
215 when generating cltd insn.
217 (*ashl<mode>3_1): Remove special handling for register operand 2.
218 (*ashlsi3_1_zext): Ditto.
220 (*ashlhi3_1_lea): Ditto.
222 (*ashlqi3_1_lea): Ditto.
223 (*<shiftrt_insn><mode>3_1): Ditto.
224 (*<shiftrt_insn>si3_1_zext): Ditto.
225 (*<shiftrt_insn>qi3_1_slp): Ditto.
226 (*<rotate_insn><mode>3_1): Ditto.
227 (*<rotate_insn>si3_1_zext): Ditto.
228 (*<rotate_insn>qi3_1_slp): Ditto.
230 2010-04-13 Richard Guenther <rguenther@suse.de>
232 * tree-ssa-structalias.c (callused_id): Remove.
233 (call_stmt_vars): New.
234 (get_call_vi): Likewise.
235 (lookup_call_use_vi): Likewise.
236 (lookup_call_clobber_vi): Likewise.
237 (get_call_use_vi): Likewise.
238 (get_call_clobber_vi): Likewise.
239 (make_transitive_closure_constraints): Likewise.
240 (handle_const_call): Adjust to do per-call call-used handling.
241 (handle_pure_call): Likewise.
242 (find_what_var_points_to): Remove general callused handling.
243 (init_base_vars): Likewise.
244 (init_alias_vars): Initialize call_stmt_vars.
245 (compute_points_to_sets): Process call-used and call-clobbered
246 vars for call statements.
247 (delete_points_to_sets): Free call_stmt_vars.
249 2010-04-13 Richard Guenther <rguenther@suse.de>
251 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
252 Only add RW dependence for dependence distance zero.
253 Adjust maximal vectorization factor according to dependences.
254 Move alignment handling ...
255 (vect_find_same_alignment_drs): ... here. New function.
256 (vect_analyze_data_ref_dependences): Adjust.
257 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
258 (vect_analyze_data_refs): Adjust minimal vectorization factor
259 according to data references.
260 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
261 dependences before determining the vectorization factor.
262 Analyze alignment after determining the vectorization factor.
263 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
264 dependences before alignment.
265 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
267 (vect_analyze_data_refs): Likewise.
268 (MAX_VECTORIZATION_FACTOR): New define.
270 2010-04-13 Duncan Sands <baldrick@free.fr>
272 * except.h (lang_eh_type_covers): Remove.
273 * except.c (lang_eh_type_covers): Likewise.
275 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
276 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
278 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
279 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
280 UNITS_PER_LONG where it is ABI relevant.
281 (s390_return_addr_rtx): Likewise.
282 (s390_back_chain_rtx): Likewise.
283 (s390_frame_area): Likewise.
284 (s390_frame_info): Likewise.
285 (s390_initial_elimination_offset): Likewise.
286 (save_gprs): Likewise.
287 (s390_emit_prologue): Likewise.
288 (s390_emit_epilogue): Likewise.
289 (s390_function_arg_advance): Likewise.
290 (s390_function_arg): Likewise.
291 (s390_va_start): Likewise.
292 (s390_gimplify_va_arg): Likewise.
293 (s390_function_profiler): Likewise.
294 (s390_optimize_prologue): Likewise.
295 (s390_rtx_costs): Likewise.
296 (s390_secondary_reload): Likewise.
297 (s390_promote_function_mode): Likewise.
298 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
299 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
301 (s390_unwind_word_mode): New function.
302 (s390_function_value): Split 64 bit values into register pair if
303 used as return value.
304 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
305 function call parameters. Handle parallels.
306 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
307 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
308 (DWARF_CIE_DATA_ALIGNMENT): New macro.
309 (s390_expand_setmem): Remove unused variable src_addr.
310 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
311 deal with 64 bit registers.
312 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
313 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
314 (UNITS_PER_LONG): New macro.
315 * libjava/include/s390-signal.h: Define extended ucontext
316 structure containing the upper halfs of the 64 bit registers.
318 2010-04-13 Simon Baldwin <simonb@google.com>
320 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
322 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
324 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
325 rvalue on the RHS if the LHS is of a non-renamable type.
326 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
328 2010-04-13 Matthias Klose <doko@ubuntu.com>
330 * gcc.c (cc1_options): Handle -iplugindir before processing
331 the cc1 spec. Only add -iplugindir once.
332 (cpp_unique_options): Add -iplugindir option if -fplugin* options
334 * common.opt (iplugindir): Remove `Separate' property, initialize.
335 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
337 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
338 (distclean): Remove plugin dir.
339 * doc/invoke.texi: Document -iplugindir.
341 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
343 * doc/plugins.texi (Loading Plugins): Document short
345 (Plugin API): Mention default_plugin_dir_name function.
347 * gcc.c (find_file_spec_function): Add new declaration.
348 (static_spec_func): Use it for "find-file".
349 (find_file_spec_function): Add new function.
350 (cc1_options): Add -iplugindir option if -fplugin* options found.
352 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
354 * plugin.c (add_new_plugin): Updated comment, and handle short
356 (default_plugin_dir_name): Added new function.
358 * common.opt (iplugindir): New option to set the plugin directory.
360 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (any_rotate): New code iterator.
363 (rotate_insn): New code attribute.
365 (SWIM124): New mode iterator.
366 (<rotate_insn>ti3): New expander.
367 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
368 any_rotate code iterator.
369 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
370 using any_rotate code iterator and SWIM124 mode iterator.
371 (ix86_rotlti3): New insn_and_split pattern.
372 (ix86_rotrti3): Ditto.
373 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
374 ix86_rotl{di,ti}3 patterns.
375 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
376 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
377 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
378 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
379 code iterator and SWI mode iterator.
380 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
381 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
383 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
384 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
385 (bswap rotatert splitter): Add splitter.
386 (bswap splitter): Macroize splitter using any_rotate code iterator.
387 Add insn predicate to split only for TARGET_USE_XCHGB or when
388 optimizing function for size.
390 2010-04-12 Steve Ellcey <sje@cup.hp.com>
392 * config/pa/pa.c (emit_move_sequence): Remove use of
393 deleted variable flag_argument_noalias.
395 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
397 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
399 Add to unsupported targets list.
400 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
401 sparc*-sun-solaris2.[567]* from target lists.
402 * configure: Regenerate.
403 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
405 Remove Solaris 7 patch references.
406 (Specific, sparc-sun-solaris2.7): Removed.
407 (sparc-sun-solaris2*): Update Solaris 7 example.
408 (sparc64-*-solaris2*): Likewise.
410 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
412 * config.build (alpha*-dec-osf4*): Remove.
413 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
414 of obsolete configurations.
415 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
417 * config/alpha/t-osf4: Renamed to ...
418 * config/alpha/t-osf5: ... this.
419 * config/alpha/osf.h: Renamed to ...
420 * config/alpha/osf5.h: ... this.
421 Merged old osf5.h contents.
423 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
424 (EXTRA_SPECS): Removed.
425 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
426 reflect removal of Tru64 UNIX V4.0/V5.0 support.
429 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
431 * doc/contrib.texi (Contributors, Rainer Orth): Update.
433 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
436 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
437 __thiscall convention.
439 2010-04-12 Steve Ellcey <sje@cup.hp.com>
441 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
443 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
445 2010-04-12 Steve Ellcey <sje@cup.hp.com>
447 * function.c (assign_parms_initialize_all): Add unused attribute
450 2010-04-12 Richard Guenther <rguenther@suse.de>
452 * gsstruct.def (GSS_CALL): New.
453 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
454 * gimple.h: Include tree-ssa-alias.h.
455 (struct gimple_statement_call): New.
456 (union gimple_statement_struct_d): Add gimple_call member.
457 (gimple_call_reset_alias_info): Declare.
458 (gimple_call_use_set): New function.
459 (gimple_call_clobber_set): Likewise.
460 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
461 * gimple.c (gimple_call_reset_alias_info): New function.
462 (gimple_build_call_1): Call it.
463 * lto-streamer-in.c (input_gimple_stmt): Likewise.
464 * tree-inline.c (remap_gimple_stmt): Likewise.
465 (expand_call_inline): Remove callused handling.
466 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
467 * tree-dfa.c (dump_variable): Likewise.
468 * tree-parloops.c (parallelize_loops): Likewise.
469 * tree-ssa.c (init_tree_ssa): Likewise.
470 (delete_tree_ssa): Likewise.
471 * tree-flow-inline.h (is_call_used): Remove.
472 * tree-flow.h (struct gimple_df): Remove callused member.
473 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
474 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
475 (ref_maybe_used_by_call_p_1): Simplify.
476 (call_may_clobber_ref_p_1): Likewise.
477 * tree-ssa-structalias.c (compute_points_to_sets): Set
478 the call stmt used and clobbered sets.
479 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
480 (find_tail_calls): Verify the tail call.
482 2010-04-12 Richard Guenther <rguenther@suse.de>
484 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
485 single-iteration always-inline inlining.
486 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
487 (cgraph_decide_inlining): Do not handle always-inline specially.
488 (try_inline): Remove always-inline cycle detection special case.
489 Do not recurse on always-inlines.
490 (cgraph_early_inlining): Do not iterate if not optimizing.
491 (cgraph_gate_early_inlining): remove.
492 (pass_early_inline): Run unconditionally.
493 (gate_cgraph_decide_inlining): New function.
494 (pass_ipa_inline): Use it. Do not run the IPA inliner if
495 not inlining or optimizing.
496 (cgraph_decide_inlining_of_small_functions): Also consider
497 always-inline functions.
498 (cgraph_default_inline_p): Return true for nodes which should
499 disregard inline limits.
500 (estimate_function_body_sizes): Assume zero size and time for
501 nodes which are marked as disregarding inline limits.
502 (cgraph_decide_recursive_inlining): Do not perform recursive
503 inlining on always-inline nodes.
505 2010-04-12 Jakub Jelinek <jakub@redhat.com>
508 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
509 for exprs satisfying handled_component_p.
511 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
513 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
514 non-constant aggregate elements.
516 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
517 is a real initialization.
519 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
522 * c-decl.c (start_function): Move forward check for nested function.
524 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
526 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
527 * config/sh/sh.c: Include reload.h.
528 (sh_legitimize_reload_address): New.
529 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
530 sh_legitimize_reload_address.
532 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
534 * config/sh/sh.md (*movqi_pop): New insn pattern.
535 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
537 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.md (any_shiftrt): New code iterator.
540 (shiftrt_insn): New code attribute.
542 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
543 using any_shiftrt code iterator.
544 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
545 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
546 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
547 pattern from corresponding peephole2 patterns.
548 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
549 using any_shiftrt code iterator.
550 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
551 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
552 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
553 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
554 *{ashr,lshr}<mode>3_cmp_zext.
555 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
557 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
561 (*lshr<mode>3_cconly): Ditto.
563 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.md (lshr<mode>3): Macroize expander from
566 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
567 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
568 pattern from *lshr{di,ti}3_1 and corresponding splitters using
570 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
571 from corresponding peephole2 patterns.
572 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
573 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
574 and *lshrdi3_1_rex64 using SWI mode iterator.
575 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
576 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
577 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
578 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
579 and *lshrdi3_cmp_rex64 using SWI mode iterator.
580 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
581 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
582 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
583 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
586 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (ashr<mode>3): Macroize expander from
589 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
590 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
591 pattern from *ashr{di,ti}3_1 and corresponding splitters using
593 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
594 from corresponding peephole2 patterns.
595 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
596 (ashrsi3_cvt): Rename from ashrsi3_31.
597 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
598 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
599 and x86_64_shift_adj_3 using SWI48 mode iterator.
600 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
601 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
602 and *ashrdi3_1_rex64 using SWI mode iterator.
603 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
604 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
605 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
606 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
607 and *ashrdi3_cmp_rex64 using SWI mode iterator.
608 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
609 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
610 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
611 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
613 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
614 * config/i386/i386.c (ix86_split_ashr): Update for renamed
615 x86_shift<mode>_adj_3 expanders.
617 2010-04-10 Wei Guozhi <carrot@google.com>
620 * config/arm/arm.c (arm_pic_static_addr): New function.
621 (legitimize_pic_address): Call arm_pic_static_addr when it detects
623 (arm_output_addr_const_extra): Output expression for new pattern.
624 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
626 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
628 * ira-costs.c (record_reg_classes): Ignore alternatives that are
631 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
632 * web.c: Include "insn-config.h" and "recog.h".
633 (union_match_dups): New function.
635 (union_defs): Don't try to recognize match_dups.
637 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
638 if doing so would replace the entire pattern.
640 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
645 and splitter pattern. Change splitter operand 1 predicate to
648 2010-04-09 Martin Jambor <mjambor@suse.cz>
650 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
651 lattices are addresses of CONST_DECLs with the same initial value.
652 (ipcp_print_all_lattices): Print values of CONST_DECLs.
653 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
655 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
656 Bernd Schmidt <bernd.schmidt@codesourcery.com>
658 * loop-invariant.c (replace_uses): New static function.
659 (move_invariant_reg): Use it to ensure we can replace the uses.
661 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
663 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
665 (picochip_override_options): Enable section anchors only above -O1.
666 (picochip_reorg): Fixed a couple of build warnings.
668 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
670 * configure.ac (plugin -rdynamic test): Log result.
671 * configure: Regenerate.
672 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
673 (RDYNAMIC_SPEC): Define.
674 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
676 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
678 * configure.ac: Determine Sun ld version numbers.
679 (comdat_group): Restrict GNU ld version checks to gld.
680 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
681 (enable_comdat): Support --enable-comdat.
682 * configure: Regenerate.
683 * doc/install.texi (Configuration): Document --enable-comdat.
685 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
687 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
688 * config/sol2-gld.h: ... here.
689 * config.gcc (sparc*-*-solaris2*): Reflect this.
690 (i[34567]86-*-solaris2*): Use it.
692 2010-04-09 Steve Ellcey <sje@cup.hp.com>
694 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
696 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
698 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
701 * diagnostic.c (diagnostic_initialize): Initialize
702 some_warnings_are_errors.
703 (diagnostic_finish): New.
704 (diagnostic_action_after_output): Call it before exiting.
705 (diagnostic_report_diagnostic): Do not print message here. Set
706 some_warnings_are_errors.
707 * diagnostic.h (diagnostic_context): Delete
708 issue_warnings_are_errors_message. Add some_warnings_are_errors.
709 (diagnostic_finish): Declare.
710 * toplev.c (toplev_main): Call it before exit.
712 2010-04-09 Jason Merrill <jason@redhat.com>
715 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
719 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
720 based on a warning flag.
722 2010-04-09 Richard Guenther <rguenther@suse.de>
724 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
726 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
729 * varasm.c (default_assemble_visibility): Wrap vars that are
730 set, but unused, by targets without GAS.
731 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
732 Remove set, but unused, vars.
733 (rs6000_legitimize_tls_address): Likewise.
734 (altivec_expand_dst_builtin): Likewise.
735 * config/darwin.c (machopic_classify_symbol): Likewise.
736 (machopic_indirection_name): Likewise.
738 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
740 * config/i386/i386.md (DWI): New mode iterator.
741 (S): New mode attribute.
742 (shift_operand): Ditto.
743 (shift_immediate_operand): Ditto.
744 (ashl_input_operand): Ditto.
745 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
746 using SDWIM mode iterator.
747 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
748 pattern from *ashl{di,ti}3_1 and corresponding splitters using
750 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
751 from corresponding peephole2 patterns.
752 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
753 and x86_64_shift_adj_1 using SWI48 mode iterator.
754 (x86_shift<mode>_adj_2): Ditto.
755 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
756 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
757 using SWI48 mode iterator.
758 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
759 *ashldi3_cmp_rex64 using SWI mode iterator.
760 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
761 *ashldi3_cconly_rex64 using SWI mode iterator.
762 * config/i386/i386.c (ix86_split_ashl): Update for renamed
763 x86_shift<mode>_adj_{1,2}.
764 (ix86_split_ashr): Ditto.
765 (ix86_split_lshr): Ditto.
767 2010-04-09 Richard Guenther <rguenther@suse.de>
769 * target.h (builtin_conversion): Pass in input and output types.
770 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
771 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
772 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
773 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
775 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
777 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
779 2010-04-09 Richard Guenther <rguenther@suse.de>
782 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
784 2010-04-09 Richard Guenther <rguenther@suse.de>
786 * tree-vectorizer.h (struct _stmt_vec_info): Document
787 that vectype is the type of the LHS.
788 (supportable_widening_operation, supportable_narrowing_operation):
789 Get both input and output vector types as arguments.
790 (vect_is_simple_use_1): Declare.
791 (get_same_sized_vectype): Likewise.
792 * tree-vect-loop.c (vect_determine_vectorization_factor):
793 Set STMT_VINFO_VECTYPE to the vector type of the def.
794 (vectorizable_reduction): Adjust.
795 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
796 Adjust. Specify the output vector type.
797 (vect_pattern_recog_1): Adjust.
798 * tree-vect-stmts.c (get_same_sized_vectype): New function.
799 (vectorizable_call): Adjust.
800 (vectorizable_conversion): Likewise.
801 (vectorizable_operation): Likewise.
802 (vectorizable_type_demotion): Likewise.
803 (vectorizable_type_promotion): Likewise.
804 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
806 (vect_is_simple_use_1): New function.
807 (supportable_widening_operation): Get both input and output
809 (supportable_narrowing_operation): Likewise.
810 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
812 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
814 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
815 __thiscall and _thiscall as predefined macros.
816 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
817 thiscall attribute handling.
818 (ix86_comp_type_attributes): Likewise.
819 (ix86_function_regparm): Likewise.
820 (ix86_return_pops_args): Likewise.
821 (init_cumulative_args): Likewise.
822 (find_drap_reg): Likewise.
823 (ix86_static_chain): Likewise.
824 (x86_this_parameter): Likewise.
825 (x86_output_mi_thunk): Likewise.
826 (ix86_attribute_table): Add description for thiscall attribute.
827 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
828 * doc/extend.texi: Add documentation for thiscall.
830 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
833 * c.opt (Wint-to-pointer-cast): Available in C++.
834 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
836 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
838 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
839 * calls.c (expand_call): Pass the function type to aggregate_value_p.
840 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
841 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
842 function type instead. Reorder and simplify checks.
844 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
846 2010-04-08 Jing Yu <jingyu@google.com>
847 Zdenek Dvorak <ook@ucw.cz>
849 PR tree-optimization/42720
850 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
851 loop unswitch conditions here from ...
852 (tree_unswitch_single_loop): ... here.
854 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
856 * tree-if-conv.c: Fix comments and simplify logic.
858 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
860 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
861 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
862 (main_tree_if_conversion): Update call to tree_if_conversion.
864 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
867 * doc/invoke.texi (-b,-V): Delete.
868 * doc/tm.texi: Do not mention -b.
869 * gcc.c (display_help): Delete -b and -V.
870 (process_command): Delete -b and -V.
871 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
873 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
874 Wolfgang Gellerich <gellerich@de.ibm.com>
876 Implement target hook for loop unrolling
877 * target.h (loop_unroll_adjust): Add a new target hook function.
878 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
879 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
880 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
881 (s390_loop_unroll_adjust): Implement the new target hook for s390.
882 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
884 (decide_unroll_stupid): Likewise.
886 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
889 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
891 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
893 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
894 (Specific, *-*-solaris2*): Likewise.
895 Don't prefer Sun as over GNU as.
897 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
899 * config/s390/s390.c (override_options): Adjust the z10
900 defaults for max-unroll-times, max-completely-peeled-insns
901 and max-completely-peel-times.
903 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
905 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
906 instructions for z10.
907 (s390_expand_setmem): Likewise.
908 (s390_expand_cmpmem): Likewise.
910 2010-04-08 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/43679
913 * tree-ssa-pre.c (eliminate): Only propagate copies.
915 2010-04-08 Jakub Jelinek <jakub@redhat.com>
918 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
919 set but not used variable warning.
921 2010-04-08 Wei Guozhi <carrot@google.com>
924 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
925 (arm_size_rtx_costs): Call the new function when optimized for size.
927 2010-04-08 Jakub Jelinek <jakub@redhat.com>
930 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
931 op0 is not a MEM, just return NULL instead of assertion
933 (discover_nonconstant_array_refs): Don't walk debug stmts.
935 2010-04-08 Doug Kwan <dougkwan@google.com>
937 * configure.ac: Recognize gold and do not use its version number
939 * configure: Regenerate.
941 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
944 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
945 (negate_value): Move code to push elements to broken_up_substracts ...
946 (eliminate_plus_minus_pair): ... here. Push operands that have no
947 negative pair to plus_negates.
948 (repropagate_negates, init_reassoc, fini_reassoc): Update.
950 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
952 * doc/install.texi (Configuration): Move description of
953 --enable-lto, --with-libelf*, --enable-gold from Java section to
956 * doc/generic.texi (Working with declarations)
957 (Function Properties, C and C++ Trees): Fix typos.
958 * doc/sourcebuild.texi (Top Level): Likewise.
960 2010-04-07 Jakub Jelinek <jakub@redhat.com>
963 * tree.h (DECL_READ_P): Define.
964 (struct tree_decl_common): Add decl_read_flag.
965 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
966 a set but not used warning.
967 (merge_decls): Merge DECL_READ_P flag.
968 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
969 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
970 * c-common.c (handle_used_attribute, handle_unused_attribute):
972 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
974 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
976 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
977 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
978 c_parser_binary_expression, c_parser_cast_expression,
979 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
980 Call default_function_array_read_conversion instead of
981 default_function_array_conversion where needed.
982 (c_parser_unary_expression, c_parser_conditional_expression,
983 c_parser_postfix_expression_after_primary, c_parser_initelt):
984 Likewise. Call mark_exp_read where needed.
985 (c_parser_statement_after_labels, c_parser_asm_operands,
986 c_parser_typeof_specifier, c_parser_sizeof_expression,
987 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
989 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
991 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
992 (warn_unused_but_set_parameter): Default to warn_unused
994 * doc/invoke.texi: Document -Wunused-but-set-variable and
995 -Wunused-but-set-parameter.
997 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
999 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1000 when operandN variables aren't used in the body of the expander
1002 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1003 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1004 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1005 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1006 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1007 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1008 * tree.c (PROCESS_ARG): Likewise.
1010 2010-04-07 Simon Baldwin <simonb@google.com>
1012 * diagnostic.h (diagnostic_override_option_index): New macro to
1013 set a diagnostic's option_index.
1014 * c-tree.h (c_cpp_error): Add warning reason argument.
1015 * opts.c (_warning_as_error_callback): New.
1016 (register_warning_as_error_callback): Store callback for
1017 warnings enabled via enable_warning_as_error.
1018 (enable_warning_as_error): Call callback, minor code tidy.
1019 * opts.h (register_warning_as_error_callback): Declare.
1020 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1021 response to -Werror=.
1022 (c_common_init_options): Register warning_as_error_callback in opts.c.
1023 * common.opt: Add -Wno-cpp option.
1024 * c-common.c (struct reason_option_codes_t): Map cpp warning
1025 reason codes to gcc option indexes.
1026 * (c_option_controlling_cpp_error): New function, lookup the gcc
1027 option index for a cpp warning reason code.
1028 * (c_cpp_error): Add warning reason argument, call
1029 c_option_controlling_cpp_error for diagnostic_override_option_index.
1030 * doc/invoke.texi: Document -Wno-cpp.
1032 2010-04-07 Richard Guenther <rguenther@suse.de>
1034 * ipa-reference.c (mark_load): Use get_base_address.
1035 (mark_store): Likewise.
1037 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1038 inserting GIMPLE_NOPs into the IL.
1039 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1040 Explicitly strip handled components and indirect references.
1042 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1043 folding address expressions.
1044 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1045 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1046 operand_equal_p to compare decls.
1047 (ptr_deref_may_alias_decl_p): Likewise.
1048 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1049 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1050 Handle reversed comparison ops.
1051 * tree-sra.c (asm_visit_addr): Use get_base_address.
1052 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1053 * ipa-reference.c (mark_address): Use get_base_address.
1055 2010-04-07 Richard Guenther <rguenther@suse.de>
1057 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1058 Propagate constants everywhere.
1060 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1063 * tree.c (MAX_INT_CACHED_PREC): Define.
1064 (nonstandard_integer_type_cache): New array.
1065 (build_nonstandard_integer_type): Cache results for precision
1066 <= MAX_INT_CACHED_PREC.
1068 2010-04-07 Richard Guenther <rguenther@suse.de>
1070 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1071 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1072 * common.opt: Likewise.
1073 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1074 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1075 (nonoverlapping_memrefs_p): Likewise.
1076 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1077 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1078 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1079 OPT_fargument_noalias_global for backward compatibility.
1081 2010-04-07 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/43270
1084 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1085 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1086 * tree-ssa-pre.c (phi_translate_1): Adjust.
1087 (fully_constant_expression): Split out vn_reference handling to ...
1088 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1089 Fold reads from constant strings.
1090 (vn_reference_lookup): Handle fully constant references.
1091 (vn_reference_lookup_pieces): Likewise.
1092 * Makefile.in (expmed.o-warn): Add -Wno-error.
1094 2010-04-07 Martin Jambor <mjambor@suse.cz>
1096 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1098 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1101 * gcc.c: Add -static-libstdc++ to list of recognized options.
1103 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1105 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1107 2010-04-07 Richard Guenther <rguenther@suse.de>
1110 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1111 bases build simple mem attributes to retain points-to information.
1113 2010-04-07 Richard Guenther <rguenther@suse.de>
1116 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1117 preserve points-to related information.
1119 2010-04-07 Richard Guenther <rguenther@suse.de>
1122 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1123 discard plain indirect references.
1124 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1125 * tree.c (tree_nop_conversion): Likewise.
1127 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1130 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1132 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1134 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1135 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1137 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1139 * tree-if-conv.c: Fix indentation and comments.
1141 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1143 * tree-if-conv.c: Sort static functions in topological order.
1145 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1147 * tree-if-conv.c: Fix indentation and comments.
1149 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1152 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1153 lang_hooks.types.type_for_size instead of
1154 build_nonstandard_integer_type.
1155 When converting an unsigned type to signed, double its precision.
1156 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1157 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1158 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1161 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1164 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1165 POINTER_PLUS_EXPR for pointer types.
1167 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1170 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1171 * graphite-clast-to-gimple.c: Include langhooks.h.
1172 (max_signed_precision_type): New.
1173 (max_precision_type): Takes two types as arguments.
1174 (precision_for_value): New.
1175 (precision_for_interval): New.
1176 (gcc_type_for_interval): New.
1177 (gcc_type_for_value): New.
1178 (gcc_type_for_clast_term): New.
1179 (gcc_type_for_clast_red): New.
1180 (gcc_type_for_clast_bin): New.
1181 (gcc_type_for_clast_expr): Split up into several functions.
1182 (gcc_type_for_clast_eq): Rewritten.
1183 (compute_bounds_for_level): New.
1184 (compute_type_for_level_1): New.
1185 (compute_type_for_level): New.
1186 (gcc_type_for_cloog_iv): Removed.
1187 (gcc_type_for_iv_of_clast_loop): Rewritten.
1188 (graphite_create_new_loop): Compute the lower and upper bound types
1189 with gcc_type_for_clast_expr.
1190 (graphite_create_new_loop_guard): Same.
1191 (find_cloog_iv_in_expr): Removed.
1192 (compute_cloog_iv_types_1): Removed.
1193 (compute_cloog_iv_types): Removed.
1194 (gloog): Do not call compute_cloog_iv_types.
1195 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1197 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1198 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1199 (GBB_CLOOG_IV_TYPES): Removed.
1201 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1203 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1204 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1205 (detect_commutative_reduction): Same.
1207 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1209 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1210 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1212 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1213 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1214 (rewrite_commutative_reductions_out_of_ssa): Same.
1215 * passes.c (execute_function_todo): Call verify_ssa for every pass
1216 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1217 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1218 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1219 with an extra argument.
1220 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1221 verify_ssa only when the extra argument is true.
1222 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1223 with an extra argument.
1224 (tree_transform_and_unroll_loop): Same.
1226 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1228 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1229 for all the passes of the LNO having LOOP_CLOSED_SSA.
1230 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1231 * tree-loop-distribution.c (pass_loop_distribution): Same.
1232 * tree-pass.h (TODO_verify_loops): Removed.
1233 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1235 (pass_tree_unswitch): Same.
1236 (pass_predcom): Same.
1237 (pass_vectorize): Same.
1238 (pass_linear_transform): Same.
1239 (pass_graphite_transforms): Same.
1240 (pass_iv_canon): Same.
1241 (pass_complete_unroll): Same.
1242 (pass_complete_unrolli): Same.
1243 (pass_parallelize_loops): Same.
1244 (pass_loop_prefetch): Same.
1245 (pass_iv_optimize): Same.
1247 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1250 * passes.c (init_optimization_passes): Move pass_lim before
1251 pass_copy_prop and pass_dce_loop.
1253 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1256 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1257 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1258 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1259 MULTI_* defines for 4 argument vpermil2p* builtins.
1261 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1264 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1265 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1266 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1267 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1268 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1269 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1270 Use x86_maybe_negate_const_int to output insn mnemonic.
1271 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1272 check from instruction predicate. Update comments.
1273 * config/i386/sync.md (sync_add<mode>): Use
1274 x86_maybe_negate_const_int to output insn mnemonic.
1276 2010-04-06 Jan Hubicka <jh@suse.cz>
1278 PR tree-optimization/42906
1279 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1280 IGNORE_SELF argument. Set visited_control_parents for fully
1282 (find_obviously_necessary_stmts): Update call of
1283 mark_control_dependent_edges_necessary.
1284 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1286 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/i386.md: Remove comment about 'e' and 'E'
1291 2010-04-06 Richard Guenther <rguenther@suse.de>
1293 PR tree-optimization/43627
1294 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1295 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1298 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1300 * BASE-VER: Change to 4.6.0.
1303 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1306 2010-04-06 Richard Guenther <rguenther@suse.de>
1309 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1311 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1313 * doc/invoke.texi (Optimize Options): Document that LTO
1314 won't remove object access purely due to incompatible
1317 2010-04-04 Matthias Klose <doko@ubuntu.com>
1319 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1320 Initialize variable.
1322 2010-04-03 Richard Guenther <rguenther@suse.de>
1325 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1326 require a non-NULL MEM_OFFSET.
1328 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1330 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1331 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1332 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1333 config/alpha/predicates.md, config/arm/arm.md,
1334 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1335 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1336 config/darwin9.h, config/darwin.c, config/darwin.h,
1337 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1338 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1339 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1340 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1341 config/mips/mips.md, config/mn10300/mn10300.c,
1342 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1343 config/rs6000/aix.h, config/rs6000/dfp.md,
1344 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1345 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1346 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1347 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1348 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1349 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1350 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1351 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1352 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1353 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1354 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1355 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1356 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1357 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1358 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1359 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1360 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1361 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1362 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1363 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1364 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1365 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1366 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1367 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1368 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1369 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1370 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1371 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1372 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1373 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1374 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1375 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1376 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1377 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1378 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1379 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1381 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1384 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1385 * aclocal.m4: Regenerate.
1387 2010-04-02 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/43629
1390 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1391 if we have seen a constant value.
1393 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1395 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1397 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1400 * arm.c (legitimize_tls_address): Adjust call to
1401 gen_tls_load_dot_plus_four.
1402 (arm_note_pic_base): New function.
1403 (arm_cannot_copy_insn_p): Use it.
1404 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1407 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1412 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1414 * Makefile.in ($(out_object_file)): Depend on
1415 gt-$(basename $(notdir $(out_file))).h.
1417 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1419 * config.gcc (lm32-*-rtems*): Add t-lm32.
1421 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1423 * config.gcc: Add lm32-*-rtems*.
1424 * config/lm32/rtems.h: New file.
1426 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1429 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1431 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1433 * dwarf2out.c (output_compilation_unit_header): For
1434 -gdwarf-4 use version 4 instead of version 3.
1435 (output_line_info): For version 4 and above emit additional
1436 maximum ops per insn header field.
1437 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1439 * dwarf2out.c (is_c_family, is_java): Remove.
1440 (lower_bound_default): New function.
1441 (add_bound_info, gen_descr_array_type_die): Use it.
1443 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1446 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1447 re-declaration when it happens in a function.
1449 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1451 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1452 (cgraph_remove_function_insertion_hook): Same.
1453 (cgraph_call_function_insertion_hooks): Same.
1455 2010-04-01 Richard Guenther <rguenther@suse.de>
1458 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1459 and TREE_THIS_VOLATILE.
1460 (copy_ref_info): Likewise.
1461 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1462 * tree.c (build6_stat): Ignore side-effects of all but arg5
1463 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1466 2010-04-01 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/43607
1469 * ipa-type-escape.c (check_call): Do not access non-existing
1472 2010-04-01 Richard Guenther <rguenther@suse.de>
1476 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1477 Jack Howarth <howarth@bromo.med.uc.edu>
1479 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1482 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1484 * doc/install.texi (Prerequisites): Document libelf usability on
1485 IRIX 5/6 and Solaris 2.
1486 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1487 Update GNU as, GNU ld requirements.
1488 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1489 Document Sun Studio compiler download.
1490 Update and simplify as, ld recommendations.
1491 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1493 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1495 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1496 with_tune_32 to pentium4.
1498 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1502 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1504 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1505 obsoletion, removal.
1507 Document GNU as requirement.
1508 Update configure requirements.
1509 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1510 Recomment IRIX 6.5.18+.
1511 Document IDF/IDL requirement.
1512 Document GNU as requirement.
1513 Document GNU ld bootstrap failure.
1514 Remove freeware.sgi.com reference.
1516 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1518 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1519 UNIX V4.0, V5.0 obsoletion, removal.
1520 Remove --with-gc=simple reference.
1521 Update VM requirements during bootstrap.
1522 Remove -oldas bootstrap description.
1523 Update binutils reference.
1524 Remove comparison failure note.
1526 2010-03-31 Richard Guenther <rguenther@suse.de>
1527 Zdenek Dvorak <ook@ucw.cz>
1528 Sebastian Pop <sebastian.pop@amd.com>
1531 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1532 with multiple arguments.
1533 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1535 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1537 * graphite-dependences.c (print_pddr): Call print_pdr with an
1539 * graphite-poly.c (debug_pdr): Add an extra argument for the
1542 (print_pbb_domain): Same.
1544 (print_scop_context): Same.
1546 (print_cloog): Same.
1547 (debug_pbb_domain): Same.
1551 (debug_scop_context): Same.
1553 (debug_cloog): Same.
1554 (print_scop_params): Same.
1555 (debug_scop_params): Same.
1556 (print_iteration_domain): Same.
1557 (print_iteration_domains): Same.
1558 (debug_iteration_domain): Same.
1559 (debug_iteration_domains): Same.
1560 (print_scattering_function): Same.
1561 (print_scattering_functions): Same.
1562 (debug_scattering_function): Same.
1563 (debug_scattering_functions): Same.
1564 * graphite-poly.h (debug_pdr): Update declaration.
1566 (print_pbb_domain): Same.
1568 (print_scop_context): Same.
1570 (print_cloog): Same.
1571 (debug_pbb_domain): Same.
1575 (debug_scop_context): Same.
1577 (debug_cloog): Same.
1578 (print_scop_params): Same.
1579 (debug_scop_params): Same.
1580 (print_iteration_domain): Same.
1581 (print_iteration_domains): Same.
1582 (debug_iteration_domain): Same.
1583 (debug_iteration_domains): Same.
1584 (print_scattering_function): Same.
1585 (print_scattering_functions): Same.
1586 (debug_scattering_function): Same.
1587 (debug_scattering_functions): Same.
1589 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1591 * graphite-poly.c (print_scattering_function_1): New.
1592 (print_scattering_function): Call it.
1593 (print_scop_params): Remove spaces at the end of lines.
1596 * graphite-poly.h (print_cloog): Declared.
1597 (debug_cloog): Declared.
1599 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1601 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1603 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1604 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1605 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1606 to switch between adding the IV bump in loop->latch or in loop->header.
1608 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1610 * graphite-poly.c (print_scattering_function): Pretty print following
1613 (print_pbb_domain): Same.
1614 (dump_gbb_cases): Same.
1615 (dump_gbb_conditions): Same.
1618 (print_scop_params): Same.
1619 (print_scop_context): Same.
1621 (print_pbb_body): New.
1622 (lst_indent_to): New.
1623 (print_lst): Start new lines with a #.
1624 * graphite-poly.h (pbb_bb): New.
1625 (pbb_index): Use pbb_bb.
1626 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1628 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1630 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1632 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1633 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1634 and 0 instead of 1 for dw_val_class_flag.
1635 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1636 dw_val_class_range_list, dw_val_class_loc_list,
1637 dw_val_class_lineptr and dw_val_class_macptr, use
1638 DW_FORM_flag_present for dw_val_class_flag and
1639 DW_FORM_exprloc for dw_val_class_loc.
1640 (output_die): For -gdwarf-4 print dw_val_class_loc
1641 size as uleb128 instead of 1 or 2 bytes and don't print
1642 anything for dw_val_class_flag.
1644 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1645 instead of cselib_lookup following by tweaking locs->setting_insn.
1648 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1649 even before returning from label, setjmp call or volatile asm
1652 2010-03-31 Richard Guenther <rguenther@suse.de>
1655 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1656 temporary data on stack.
1658 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1660 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1661 (PUSHSECTION_ASM_OP): Remove.
1662 (POPSECTION_ASM_OP): Remove.
1663 (PUSHSECTION_FORMAT): Remove.
1664 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1665 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1666 * config/sol2.c (solaris_output_init_fini): Use it.
1668 2010-03-31 Jie Zhang <jie@codesourcery.com>
1671 * opt-functions.awk (var_type_struct): Use signed char type
1672 for simple variables.
1674 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1676 * config/sol2.c: Include output.h.
1677 (solaris_assemble_visibility): New function.
1678 * config/t-sol2 (sol2.o): Add output.h dependency.
1679 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1680 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1683 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1686 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1687 V2SImode or XFmode on PRE_DEC.
1690 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1693 2010-03-31 Jie Zhang <jie@codesourcery.com>
1696 * reload.h (caller_save_initialized_p): Declare.
1697 * toplev.c (backend_init_target): Don't call
1698 init_caller_save but set caller_save_initialized_p to false.
1699 * caller-save.c (caller_save_initialized_p): Define.
1700 (init_caller_save): Check caller_save_initialized_p.
1701 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1703 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1706 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1707 and soft-fp/t-softfp to tmake_file.
1708 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1709 (LIBGCC2_TF_CEXT): Define.
1712 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1715 * cselib.c (n_useless_values): Document handling of debug locs.
1716 (n_useless_debug_values, n_debug_values): New variables.
1717 (new_elt_loc_list): Don't add to debug values, keep count.
1718 (promote_debug_loc): New.
1719 (cselib_reset_table): Zero new variables.
1720 (entry_and_rtx_equal_p): Promote debug locs.
1721 (discard_useless_locs): Increment n_useless_debug_values for
1723 (remove_useless_values): Adjust n_useless_values and n_debug_values
1724 with n_useless_debug_values.
1725 (add_mem_for_addr): Promote debug locs.
1726 (cselib_lookup_mem): Likewise.
1727 (cselib_lookup_addr): Renamed to...
1728 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1729 (cselib_log_lookup): ... this. Turn into...
1730 (cselib_lookup_addr): ... new wrapper.
1731 (cselib_lookup_from_insn): New.
1732 (cselib_invalidate_regno): Increment n_useless_debug_values for
1734 (cselib_invalidate_mem): Likewise.
1735 (cselib_process_insn): Take n_deleted and n_debug_values into
1736 account to guard remove_useless_value call.
1737 (cselib_finish): Zero n_useless_debug_values.
1738 * cselib.h (cselib_lookup_from_insn): Declare.
1739 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1740 (sched_analyze_2): Likewise.
1742 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1744 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1746 (adjust_mems): Replace narrowing SUBREG of expression containing
1747 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1748 with operations in the narrower mode.
1751 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1752 regs_invalidated_by_call instead all call_used_reg_set registers.
1754 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1757 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1758 pointer comparisons with types_compatible_p.
1759 * tree-vect-stmts.c (vectorizable_call): Same.
1760 (vectorizable_condition): Same.
1762 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1764 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1765 stack check if the mask would be zero.
1767 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1768 Jack Howarth <howarth@bromo.med.uc.edu>
1770 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1773 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1776 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1778 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1779 Include ___unordxf2 and ___unordtf2.
1780 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1783 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1785 * config/lm32/t-lm32: New file.
1786 * config.gcc: Use the above file when targetting lm32.
1788 2010-03-28 Duncan Sands <baldrick@free.fr>
1790 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1792 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1795 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1796 Improve vectorization cost model diagnostic.
1798 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1801 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1802 compute_data_dependences_for_loop returns false, early exit
1803 and output an extra diagnostic for the failed data reference
1806 2010-03-29 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/43560
1809 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1810 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1812 2010-03-29 Jie Zhang <jie@codesourcery.com>
1815 * toplev.c (process_options): Set optimization_default_node
1816 and optimization_current_node.
1817 * opts.c (decode_options): Don't set optimization_default_node
1818 and optimization_current_node.
1820 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1822 * config/rtems.h: Abandon -qrtems_debug.
1824 2010-03-28 Jan Hubicka <jh@suse.cz>
1826 PR tree-optimization/43505
1827 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1828 map should not be copied.
1830 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1833 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1834 cdtors, set DECL_PRESERVE_P.
1835 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1838 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1840 PR tree-optimization/43528
1841 * stor-layout.c (place_field): Check that constant fits into
1842 unsigned HWI when skipping calculation of MS bitfield layout.
1844 2010-03-27 Jan Hubicka <jh@suse.cz>
1847 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1848 notice_global_symbol work.
1850 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1852 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1853 instead of dwarf2out_decl.
1854 (struct var_loc_node): Remove section_label field.
1855 (dwarf2out_function_decl): New function.
1856 (dwarf2out_var_location): Don't set section_label field.
1857 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1859 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1861 PR tree-optimization/43544
1862 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1863 First argument for builtin vectorized function hook is now a
1864 tree to be able to distinguish between machine specific and
1866 * targhooks.c (default_builtin_vectorized_function): Ditto.
1867 * targhooks.h (default_builtin_vectorized_function): Ditto.
1868 * target.h (struct gcc_target): Ditto.
1869 * tree-vect-stmts.c (vectorizable_function): Ditto.
1870 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1871 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1874 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1877 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1878 nested binding iff it is a FUNCTION_DECL.
1879 (store_parm_decls_newstyle): Pass nested=true to bind for
1880 FUNCTION_DECLs amongst parameters.
1882 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1884 * var-tracking.c (vt_expand_loc_callback): Don't run
1885 cselib_expand_value_rtx_cb in dummy mode if
1886 cselib_dummy_expand_value_rtx_cb returned false.
1888 * var-tracking.c (emit_note_insn_var_location): For one part
1889 notes with offset 0, don't add EXPR_LIST around the location.
1890 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1891 add_location_or_const_value_attribute): Adjust for that change.
1894 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1895 into first operand and location into second.
1896 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1897 dw_cfi_oprnd_loc for DW_CFA_expression.
1898 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1899 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1900 assume first argument is regnum and second argument is location.
1902 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1905 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1906 of scratch register to DImode. Split to DImode comparison operator.
1907 Use SImode subreg of scratch register in the multiplication.
1908 (*cmp_sadd_sidi): Ditto.
1909 (*cmp_ssub_si): Ditto.
1910 (*cmp_ssub_sidi): Ditto.
1912 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1915 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1916 Remove invalid assert and wrong comment.
1918 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1921 * flags.h (final_insns_dump_p): New extern.
1922 * final.c (final_insns_dump_p): New variable.
1923 (rest_of_clean_state): Set it before -fdump-final-insns=
1924 dumping, clear afterwards.
1925 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1926 MEM_ALIAS_SET on MEMs.
1928 2010-03-26 David S. Miller <davem@davemloft.net>
1930 * configure.ac: Fix sparc GOTDATA_OP bug check.
1931 * configure: Rebuild.
1933 2010-03-26 Alan Modra <amodra@gmail.com>
1935 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1937 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1939 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1940 TLS_SECTION_ASM_FLAG.
1942 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1945 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1946 Clear first_function_block_is_cold.
1949 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1950 argument if the argument is truth_value_p.
1952 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1954 * config/rs6000/constraints.md: Update copyright year for my changes.
1957 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1958 used in reg+reg addressing, swap registers.
1960 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1963 * target.h (struct gcc_target): Add code_end hook.
1964 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1966 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1967 * toplev.c (compile_file): Call targetm.asm_out.code_end
1968 hook before unwind info/debug info output.
1969 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1970 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1971 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1972 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1973 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1974 * config/i386/i386.c (ix86_file_end): Renamed to...
1975 (ix86_code_end): ... this. Make static. Don't call
1976 file_end_indicate_exec_stack. Emit unwind info using
1977 final_start_function/final_end_function.
1978 (darwin_x86_file_end): Remove.
1979 (TARGET_ASM_CODE_END): Define.
1980 * config/i386/i386.h (TARGET_ASM_FILE_END,
1981 NEED_INDICATE_EXEC_STACK): Don't define.
1982 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1983 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1984 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1985 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1988 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1989 at the beginning and final_end_function at the end.
1990 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1992 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1994 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1995 and Sun as TLS syntax.
1996 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1997 * configure: Regenerate.
1998 * config.in: Regenerate.
1999 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2000 (default_elf_asm_named_section): Use it.
2001 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2002 (i386_output_dwarf_dtprel): Likewise.
2003 (output_addr_const_extra): Likewise.
2004 (output_pic_addr_const): Lowercase @GOTTPOFF.
2005 (output_addr_const_extra): Likewise.
2006 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2007 (output_addr_const_extra): Likewise.
2008 (output_pic_addr_const): Lowercase @INDNTPOFF.
2009 (output_addr_const_extra): Likewise.
2010 (output_pic_addr_const): Lowercase @NTPOFF.
2011 (output_addr_const_extra): Likewise.
2012 (output_pic_addr_const): Lowercase @TPOFF.
2013 (output_addr_const_extra): Likewise.
2014 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2015 (*tls_global_dynamic_64): Likewise.
2016 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2017 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2019 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2020 (ASM_OUTPUT_TLS_COMMON): Use it.
2021 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2024 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2025 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2026 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2027 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2028 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2029 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2031 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2033 * config/i386/i386.c (override_options): Don't accept
2034 -mtls-dialect=sun any longer.
2035 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2036 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2037 (*tls_local_dynamic_base_32_sun): Likewise.
2038 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2040 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2043 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2044 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2047 * ira.c (adjust_cleared_regs): New function.
2048 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2052 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2054 * expr.c (expand_expr_real): Restore previous
2055 curr_insn_source_location and curr_insn_block after
2056 expand_expr_real_1 call.
2057 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2058 instead of expand_expr_real_1.
2060 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2062 PR rtl-optimization/43413
2063 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2066 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2069 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2070 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2072 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2074 * config/i386/i386.c (ix86_target_string): Add -mfma.
2075 Fix a typo in comment.
2077 2010-03-22 Mike Stump <mikestump@comcast.net>
2080 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2081 Don't overly align based upon packed packed fields.
2083 2010-03-22 Jason Merrill <jason@redhat.com>
2085 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2086 Use () rather than [], and move before the element type.
2088 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2090 * doc/configfiles.texi (Configuration Files): Removed
2091 fixinc/Makefile*, intl/Makefile.*.
2092 * doc/makefile.texi: Fixed markup. Abstract from version
2093 control system used.
2094 (Makefile): Removed obsolete gcc/java/parse.y example.
2095 * doc/sourcebuild.texi: Likewise.
2096 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2097 libgomp, libssp. Removed fastjar.
2098 (Miscellaneous Docs): Clarify location.
2099 Added COPYING3, COPYING3.LIB.
2100 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2102 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2105 * config/i386/i386.c (x86_function_profiler)
2106 [!NO_PROFILE_COUNTERS]: Fix typo.
2107 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2110 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2111 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2113 * doc/sourcebuild.texi (Test Directives): Split into six
2114 subsections, with most of the current text in new subsections
2115 Directives, Selectors, and Final Actions.
2116 (Directives): Split list of test directives into multiple
2118 (Selectors): Describe use and syntax of selectors.
2119 (Effective-Target Keywords): Describe all existing keywords.
2120 (Add Options): Describe features for dg-add-options.
2121 (Require Support): Describe variants of dg-require-support.
2122 (Final Actions): Describe commands to use in dg-final.
2124 2010-03-22 Michael Matz <matz@suse.de>
2127 * recog.c (validate_replace_rtx_group): Replace also in
2128 REG_EQUAL and REG_EQUIV notes.
2130 2010-03-22 Richard Guenther <rguenther@suse.de>
2132 PR tree-optimization/43390
2133 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2134 sure vector extracts are type correct.
2136 2010-03-22 Richard Guenther <rguenther@suse.de>
2139 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2140 x * sqrt (x) even when optimizing for size if the target
2141 has native support for sqrt.
2143 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2145 * varasm.c (make_decl_rtl_for_debug): Also clear
2146 flag_mudflap for the duration of make_decl_rtl call.
2149 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2150 locs from preserved VALUEs.
2152 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2155 * pa.md (movmemsi): Set align to one if zero.
2156 (movmemdi): Likewise.
2158 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2161 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2162 with their corresponding prologue pushes.
2164 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2167 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2168 at the begining or end.
2169 (spu_expand_epilogue): Likewise.
2171 2010-03-20 Richard Guenther <rguenther@suse.de>
2173 PR rtl-optimization/43438
2174 * combine.c (make_extraction): Properly zero-/sign-extend an
2175 extraction of the low part of a CONST_INT. Also handle
2178 2010-03-19 Mike Stump <mikestump@comcast.net>
2180 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2181 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2182 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2184 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2187 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2190 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2192 PR rtl-optimization/42258
2193 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2194 use that may match DEF.
2197 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2198 the cost of loading the constant rather than assuming
2200 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2201 outer code is AND, do the same tests as the andsi3 expander and
2202 return COSTS_N_INSNS (1) if and is cheap.
2204 * optabs.c (avoid_expensive_constant): Fix formatting.
2206 2010-03-19 Michael Matz <matz@suse.de>
2209 * attribs.c (decl_attributes): When rebuilding a function pointer
2210 type use the same qualifiers as the original pointer type.
2212 2010-03-19 Martin Jambor <mjambor@suse.cz>
2214 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2215 and is_gimple_ip_invariant_address.
2217 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2220 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2222 * config/arm/arm.c (arm_override_options): Turn off
2223 flag_dwarf2_cfi_asm for AAPCS variants.
2225 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2228 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2229 Use PRE_MODIFY instead of PRE_DEC.
2230 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2231 (vfp_emit_fstmd): Likewise.
2233 2010-03-19 Michael Matz <matz@suse.de>
2236 * builtins.c (expand_builtin_interclass_mathfn,
2237 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2240 2010-03-19 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/43415
2243 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2244 (phi_translate_1): ... this.
2245 (phi_translate): Move all caching here. Cache all NARY
2246 and REFERENCE translations.
2248 2010-03-19 David S. Miller <davem@davemloft.net>
2250 With help from Eric Botcazou.
2251 * config/sparc/sparc.c: Include dwarf2out.h.
2252 (emit_pic_helper): Delete.
2253 (pic_helper_symbol_name): Delete.
2254 (pic_helper_emitted_p): Delete.
2255 (pic_helper_needed): New.
2256 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2257 (get_pc_thunk_name): New.
2258 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2259 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2260 Set pic_helper_needed to true. Don't call emit_pic_helper.
2261 (sparc_expand_prologue): Update load_pic_register call.
2262 (sparc_output_mi_thunk): Likewise.
2263 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2264 thunk if possible. Output CFI information as needed.
2266 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2267 Jack Howarth <howarth@bromo.med.uc.edu>
2270 * config/i386/i386.h: Fix ABI on darwin x86-32.
2272 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2274 * tree.h: Declare make_decl_rtl_for_debug.
2275 * varasm.c (make_decl_rtl_for_debug): New.
2276 * dwarf2out.c (rtl_for_decl_location): Call it.
2277 * cfgexpand.c (expand_debug_expr): Call it.
2279 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2282 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2286 * var-tracking.c (vt_init_cfa_base): Do nothing if
2287 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2289 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2292 * var-tracking.c (canonicalize_vars_star): New.
2293 (dataflow_post_merge_adjust): Use it.
2295 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2298 * var-tracking.c (non_suitable_const): New function.
2299 (add_uses): For DEBUG_INSNs with constants, don't record any
2300 value, instead just the constant value itself.
2301 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2302 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2303 (emit_notes_in_bb): Likewise.
2304 (emit_note_insn_var_location): For onepart variables if
2305 cur_loc is a VOIDmode constant, use DECL_MODE.
2307 2010-03-18 Martin Jambor <mjambor@suse.cz>
2310 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2311 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2312 all non-clones. Moved call redirection...
2313 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2314 (cgraph_materialize_all_clones): Dispose of all
2315 combined_args_to_skip bitmaps.
2316 (verify_cgraph_node): Do not check for edges pointing to wrong
2317 nodes in inline clones.
2318 * tree-inline.c (copy_bb): Call
2319 cgraph_redirect_edge_call_stmt_to_callee.
2320 * ipa.c (cgraph_remove_unreachable_nodes): Call
2321 cgraph_node_remove_callees even when there are used clones.
2323 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2327 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2330 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2333 2010-03-18 Michael Matz <matz@suse.de>
2336 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2337 into sqrt(x) if we need to preserve signed zeros.
2339 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2340 Eric Botcazou <ebotcazou@adacore.com>
2342 PR rtl-optimization/43360
2343 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2344 note if we don't know its invariant status.
2346 2010-03-18 Michael Matz <matz@suse.de>
2348 PR tree-optimization/43402
2349 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2350 PHI chains of ssa names registered for update.
2352 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2355 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2356 non-offsettable and pre_modify update addressing.
2357 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2358 and "2" alternatives "#".
2359 (*movdd_softfloat32): Make all alternatives "#";
2360 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2361 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2362 (*movdf_softfloat32): Make all alternatives "#";
2363 (movdi): Use the new DIFD mode iterator to create a common splitter
2364 for movdi, movdf and movdd patterns.
2366 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2368 * common.opt (dumpdir): Remove redundant tab.
2370 2010-03-17 Martin Jambor <mjambor@suse.cz>
2372 PR tree-optimization/43347
2373 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2374 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2376 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2378 PR rtl-optimization/42216
2379 * regrename.c (create_new_chain): New function, broken out from...
2380 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2381 appending a use to an empty chain.
2382 (build_def_use): Remove previous changes that convert OP_INOUT to
2383 OP_OUT operands; instead detect the case where an OP_INOUT operand
2384 uses a previously untracked register and create an empty chain for it.
2386 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2388 * doc/extend.texi (Function Attributes): Rewrite unfinished
2389 sentence in ms_abi documentation.
2391 2010-03-17 Alan Modra <amodra@gmail.com>
2393 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2394 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2395 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2396 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2398 2010-03-16 Richard Henderson <rth@redhat.com>
2401 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2402 (lower_try_finally): Save and restore eh_seq around the expansion
2405 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2407 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2408 statements before splitting block.
2410 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2412 * doc/sourcebuild.texi (Testsuites): Fix markup.
2413 Use pathnames relative to gcc/testsuite.
2414 (Test Directives): Move description of how timeout is determined.
2415 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2416 (C Tests): Correct gcc.misc-tests directory.
2417 Framework tests now live in gcc.test-framework.
2419 2010-03-16 Richard Guenther <rguenther@suse.de>
2422 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2423 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2425 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2426 Alexandre Oliva <aoliva@redhat.com>
2428 PR tree-optimization/42917
2429 * lambda-code.c (remove_iv): Skip debug statements.
2430 (lambda_loopnest_to_gcc_loopnest): Likewise.
2431 (not_interesting_stmt): Debug statements are not interesting.
2433 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2437 * cselib.c (cselib_preserve_constants,
2438 cfa_base_preserved_val): New static variables.
2439 (preserve_only_constants): New function.
2440 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2441 clear its REG_VALUES. If cselib_preserve_constants, don't
2442 empty the whole hash table, but preserve there VALUEs with constants,
2443 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2444 (cselib_preserve_cfa_base_value): New function.
2445 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2446 (cselib_init): Change argument to int bitfield. Set
2447 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2449 (cselib_finish): Clear cselib_preserve_constants and
2450 cfa_base_preserved_val.
2451 * cselib.h (enum cselib_record_what): New enum.
2452 (cselib_init): Change argument to int.
2453 (cselib_preserve_cfa_base_value): New prototype.
2454 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2455 * dse.c (dse_step1): Likewise.
2456 * cfgcleanup.c (thread_jump): Likewise.
2457 * sched-deps.c (sched_analyze): Likewise.
2458 * gcse.c (local_cprop_pass): Likewise.
2459 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2460 If FN is non-NULL, call the callback always and whenever it returns
2461 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2462 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2463 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2464 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2465 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2466 * var-tracking.c: Include recog.h.
2467 (bb_stack_adjust_offset): Remove.
2468 (vt_stack_adjustments): Don't call it, instead just gather the
2469 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2470 (adjust_stack_reference): Remove.
2471 (compute_cfa_pointer): New function.
2472 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2473 (struct adjust_mem_data): New type.
2474 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2476 (get_address_mode): New function.
2477 (replace_expr_with_values): Use it.
2478 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2479 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2480 (adjust_sets): Remove.
2481 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2482 Use get_address_mode.
2483 (get_adjusted_src): Remove.
2484 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2485 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2486 (add_with_sets): Don't call adjust_sets.
2487 (fp_setter, vt_init_cfa_base): New functions.
2488 (vt_initialize): Change return type to bool. Move most of pool etc.
2489 initialization to the beginning of the function from end. Pass
2490 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2491 If !frame_pointer_needed, call vt_stack_adjustment before mos
2492 vector is filled, call vt_init_cfa_base if argp/framep has been
2493 eliminated to sp. If frame_pointer_needed and argp/framep has
2494 been eliminated to hard frame pointer, set
2495 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2496 encountering fp setter in the prologue. For MO_ADJUST, call
2497 log_op_type before pusing the op into mos vector, not afterwards.
2498 Call adjust_insn before cselib_process_insn/add_with_sets,
2499 call cancel_changes (0) afterwards.
2500 (variable_tracking_main_1): Adjust for vt_initialize calling
2501 vt_stack_adjustments and returning whether it succeeded or not.
2503 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2505 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2508 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2510 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2512 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2513 drap_reg has not been set.
2515 2010-03-15 Michael Matz <matz@suse.de>
2518 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2519 use it to expand block copies.
2520 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2521 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2522 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2524 2010-03-15 Richard Guenther <rguenther@suse.de>
2526 PR tree-optimization/43367
2527 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2530 2010-03-15 Richard Guenther <rguenther@suse.de>
2532 PR tree-optimization/43317
2533 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2535 2010-03-15 Martin Jambor <mjambor@suse.cz>
2537 PR tree-optimization/43141
2538 * tree-sra.c (create_abstract_origin): New function.
2539 (modify_function): Call create_abstract_origin.
2541 2010-03-15 Chris Demetriou <cgd@google.com>
2543 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2546 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2549 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2550 call insert_out_of_ssa_copy for default definitions.
2552 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2554 * graphite-clast-to-gimple.c (my_long_long): Defined.
2555 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2556 * graphite-sese-to-poly.c (my_long_long): Defined.
2557 (scop_ivs_can_be_represented): Use it.
2559 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2561 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2562 graphite-max-bbs-per-function, and loop-block-tile-size.
2563 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2565 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2567 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2569 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2570 forward declaration.
2571 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2572 (add_upper_bounds_from_estimated_nit): New.
2573 (build_loop_iteration_domains): Use it.
2575 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2577 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2579 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2582 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2583 should be an INTEGER_CST. Also handle CASE_CONVERT.
2585 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2587 * graphite.c (graphite_initialize): To bound the number of bbs per
2588 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2589 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2590 * doc/invoke.texi: Document it.
2592 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2594 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2595 * graphite-sese-to-poly.h (build_poly_scop): Same.
2597 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2599 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2600 the number of parameters in the scop. Use as an upper bound
2601 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2602 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2603 * doc/invoke.texi: Document it.
2605 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2607 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2608 * doc/c-tree.texi: Remove.
2609 * doc/generic.texi: Merge c-tree.texi here.
2610 * doc/gccint.texi (Trees): Remove menu entry.
2611 (c-tree.texi): Remove @include.
2612 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2613 * doc/languages.texi (Reading RTL): Ditto.
2615 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2618 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2620 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2623 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2624 code added to work around reload clobbering CONST insns.
2626 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2628 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2629 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2630 (cselib_preserve_only_values): Remove retain argument, don't
2631 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2632 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2633 * var-tracking.c (micro_operation): Move insn field before union.
2634 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2635 (struct variable_tracking_info_def): Remove n_mos field, change
2636 mos into a vector of micro_operations.
2637 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2638 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2639 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2640 changing into a vector.
2641 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2642 come before all other uops generated by add_stores.
2643 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2645 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2646 a vector. Run just one pass over the bbs instead of separate counting
2647 and computation phase.
2648 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2651 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2652 into *nonlocalized_list vector.
2653 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2654 even if origin is non-NULL.
2655 (gen_variable_die): Likewise.
2656 (process_scope_var): Don't change origin.
2657 (gen_decl_die): Likewise.
2658 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2659 before adding new edges instead of after it, fix moving over
2662 2010-03-11 David S. Miller <davem@davemloft.net>
2664 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2666 * configure: Rebuild.
2668 2010-03-11 Martin Jambor <mjambor@suse.cz>
2670 PR tree-optimization/43257
2671 * tree.c (assign_assembler_name_if_neeeded): New function.
2672 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2674 * tree.h (assign_assembler_name_if_neeeded): Declare.
2675 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2676 the function if needed.
2678 2010-03-11 Chris Demetriou <cgd@google.com>
2680 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2681 include/stdint-gcc.h, and include/stdint.h world-readable.
2683 2010-03-11 Richard Guenther <rguenther@suse.de>
2685 PR tree-optimization/43255
2686 * tree-vrp.c (process_assert_insertions_for): Do not insert
2687 asserts for trivial conditions.
2689 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2691 PR tree-optimization/43280
2692 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2693 generation. Move calculation of size out of the if branch.
2694 (find_bswap): Modify compare number generation.
2696 2010-03-11 Richard Guenther <rguenther@suse.de>
2699 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2700 (input_gimple_stmt): Fixup handled component types during
2701 operand read. Also fix up decls in ADDR_EXPRs.
2703 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2705 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2706 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2708 2010-03-10 Jan Hubicka <jh@suse.cz>
2711 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2712 * varasm.c (get_variable_section): Don't do that here...
2713 (make_decl_rtl): ... and here.
2714 (do_assemble_alias): Produce decl RTL.
2715 (assemble_alias): Likewise.
2717 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2720 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2721 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2723 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2724 (based_loc_descr): Only express drap or vdrap regno based expressions
2725 using DW_OP_fbreg when not optimizing.
2726 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2727 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2728 REG_CFA_SET_VDRAP note.
2730 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2732 PR tree-optimization/43236
2733 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2734 error in calculation of base address in reverse iteration case.
2735 (generate_builtin): Take number of latch executions if the statement
2738 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2741 * tree-eh.c: Include pointer-set.h.
2742 (lower_eh_dispatch): Filter out duplicate case labels and
2743 remove the unneeded edge when the label is unused. Return
2744 true when some edges are removed.
2745 (execute_lower_eh_dispatch): When any lowering resulted in
2746 removing an edge, also delete unreachable blocks.
2748 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2751 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2752 UNSPEC_MACHOPIC_OFFSET.
2754 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2757 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2758 (m68k_delegitimize_address): New function.
2760 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2763 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2766 * var-tracking.c (adjust_sets): New function.
2767 (count_with_sets, add_with_sets): Use it.
2768 (get_adjusted_src): New inline function.
2769 (add_stores): Use it.
2772 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2773 call cselib_dummy_expand_value_rtx_cb instead of
2774 cselib_expand_value_rtx_cb.
2777 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2778 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2779 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2780 and .cfi_endproc around the pic thunks.
2781 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2782 all queued unwind info register saves are saved before the call.
2783 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2784 considered as sp-=4 for unwind info and the pop as sp+=4 which
2785 also clobbers dest, but doesn't actually restore it.
2788 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2789 RTX_FRAME_RELATED_P.
2791 2010-03-09 Jie Zhang <jie@codesourcery.com>
2793 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2794 whitespaces in output template.
2796 2010-03-09 Jie Zhang <jie@codesourcery.com>
2798 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2801 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2803 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2804 builtins.exp in a separate job.
2806 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2808 * graphite-sese-to-poly.c (add_param_constraints): Use
2809 lower_bound_in_type and upper_bound_in_type.
2811 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2813 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2814 instead of unsigned_type_node.
2816 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2817 Reza Yazdani <reza.yazdani@amd.com>
2820 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2821 on pointer type parameters.
2823 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2827 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2828 handle conversions from pointer to integers.
2829 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2830 induction variable, to be able to work with code generated by CLooG.
2831 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2832 (build_poly_scop): Bail out if we cannot codegen a loop.
2834 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2836 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2837 code generation with gloog_error.
2839 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2841 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2842 Call fold_convert on all the returned values.
2843 (expand_scalar_variables_expr): Pass to
2844 expand_scalar_variables_ssa_name the type of the resulting expression.
2846 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2848 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2849 ppl_min_for_le_pointset.
2850 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2851 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2853 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2855 * graphite-dependences.c (map_into_dep_poly): Removed.
2856 (dependence_polyhedron_1): Use combine_context_id_scat.
2858 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2860 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2861 (struct poly_bb): Same.
2862 (combine_context_id_scat): New.
2864 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2867 * sese.c (name_defined_in_loop_p): Return false for default
2870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2872 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2873 and clean up the logic.
2875 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2877 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2880 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2882 * var-tracking.c (remove_cselib_value_chains): Define only for
2884 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2885 delete_slot_part, emit_notes_for_differences_1): Don't call
2886 remove_cselib_value_chains here.
2887 (set_slot_part, emit_notes_for_differences_2): Don't call
2888 add_cselib_value_chains here.
2889 (preserved_values): New vector.
2890 (preserve_value): New function.
2891 (add_uses, add_stores, vt_add_function_parameters): Use it
2892 instead of cselib_preserve_value.
2893 (changed_values_stack): New vector.
2894 (check_changed_vars_0): New function.
2895 (check_changed_vars_1, check_changed_vars_2): Use it.
2896 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2897 changed_values_stack VALUEs.
2898 (vt_emit_notes): For all preserved_values call
2899 add_cselib_value_chains. If ENABLE_CHECKING call
2900 remove_cselib_value_chains before verifying value_chains is empty.
2901 Initialize and free changed_values_stack.
2902 (vt_initialize): Initialize preserved_values.
2903 (vt_finalize): Free preserved_values.
2905 2010-03-08 Richard Guenther <rguenther@suse.de>
2907 PR tree-optimization/43269
2908 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2911 2010-03-08 Martin Jambor <mjambor@suse.cz>
2913 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2914 (ipa_is_param_called): Removed.
2915 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2916 (ipa_print_node_params): Do not print the called flag.
2917 (ipa_write_node_info): Do not stream the called flag.
2918 (ipa_read_node_info): Likewise.
2920 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2923 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2924 * cselib.c (struct expand_value_data): Add dummy field.
2925 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2927 (cselib_dummy_expand_value_rtx_cb): New function.
2928 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2930 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2931 * var-tracking.c: Include pointer-set.h.
2932 (variable): Change n_var_parts to char from int. Add
2933 cur_loc_changed and in_changed_variables fields.
2934 (variable_canonicalize): Remove.
2935 (shared_var_p): New inline function.
2936 (unshare_variable): Maintain cur_loc_changed and
2937 in_changed_variables fields. If var was in changed_variables,
2938 replace it there with new_var. Just copy cur_loc instead of
2939 resetting it to something else.
2940 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2941 (dataflow_set_union): Don't call variable_canonicalize.
2942 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2943 of their DEBUG_EXPR_TREE_DECLs.
2944 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2945 and in_changed_variables and cur_loc_changed is false.
2946 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2947 and cur_loc_changed. Don't update cur_loc here.
2948 (variable_merge_over_src): Don't call variable_canonicalize.
2949 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2950 removing loc that is equal to cur_loc, clear cur_loc,
2951 set cur_loc_changed and ensure variable_was_changed is called.
2952 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2953 compare pointers in cur_loc check, if it is equal to loc,
2954 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2955 (variable_different_p): Remove compare_current_location argument,
2956 don't compare cur_loc.
2957 (dataflow_set_different_1): Adjust variable_different_p caller.
2958 (variable_was_changed): If dv had some var in changed_variables
2959 already, reset in_changed_variables flag for it and propagate
2960 cur_loc_changed over to the new variable. On empty var
2961 always set cur_loc_changed. Set in_changed_variables on whatever
2962 var is added to changed_variables.
2963 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2964 Use shared_var_p. When removing loc that is equal to cur_loc,
2965 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2966 end, don't set it to something else, just call variable_was_changed.
2967 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2968 loc being removed, clear cur_loc and set cur_loc_changed.
2969 Set cur_loc_changed if all locations have been removed.
2970 (struct expand_loc_callback_data): New type.
2971 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2972 allocated. Always create SUBREGs if simplify_subreg failed.
2973 Prefer to use cur_loc, when that fails and still in
2974 changed_variables (and seen first time) recompute it. Set
2975 cur_loc_changed of variables which had to change cur_loc and
2976 compute elcd->cur_loc_changed if any of the subexpressions used
2977 had to change cur_loc.
2978 (vt_expand_loc): Adjust to pass arguments in
2979 expand_loc_callback_data structure.
2980 (vt_expand_loc_dummy): New function.
2981 (emitted_notes): New variable.
2982 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2983 that weren't used for any other decl in current
2984 emit_notes_for_changes call call vt_expand_loc_dummy to update
2985 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2986 first loc_chain location if NULL before. Always use just
2987 cur_loc instead of first loc_chain location. When cur_loc_changed
2988 is false, when not --enable-checking=rtl just don't emit any note.
2989 When rtl checking, compute the note and assert it is the same
2990 as previous note. Clear cur_loc_changed and in_changed_variables
2991 at the end before removing from changed_variables.
2992 (check_changed_vars_3): New function.
2993 (emit_notes_for_changes): Traverse changed_vars to call
2994 check_changed_vars_3 on each changed var.
2995 (emit_notes_for_differences_1): Clear cur_loc_changed and
2996 in_changed_variables. Recompute cur_loc of new_var.
2997 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2998 (vt_emit_notes): Initialize and destroy emitted_notes.
3000 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3002 PR rtl-optimization/42220
3003 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3004 Use verify_reg_tracked to determine if we should use OP_OUT rather
3006 (build_def_use): If we see an in-out operand for a register that we
3007 know nothing about, treat is an output if possible, fail the block if
3010 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3013 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3016 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3019 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3020 uses of relevant DEFs that are dead outside the loop too.
3022 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3024 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3026 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3028 * var-tracking.c (values_to_unmark): New variable.
3029 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3030 values_to_unmark vector. Moved body to...
3031 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3032 instead queue it into values_to_unmark vector.
3033 (vt_find_locations): Free values_to_unmark vector.
3035 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3037 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3038 (site.exp): Export them when plugins are enabled.
3040 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3043 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3045 (chrec_fold_multiply): Same.
3047 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3050 * c-decl.c (build_compound_literal): Return early if init is
3053 2010-03-04 Martin Jambor <mjambor@suse.cz>
3055 PR tree-optimization/43164
3056 PR tree-optimization/43191
3057 * tree-sra.c (type_consists_of_records_p): Reject records with
3058 zero-size bit-fields at the end.
3060 2010-03-04 Mike Stump <mikestump@comcast.net>
3062 * Makefile.in (TAGS): Remove *.y.
3064 2010-03-04 Richard Guenther <rguenther@suse.de>
3066 PR tree-optimization/40761
3067 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3069 (my_rev_post_order_compute): New function.
3070 (init_pre): Call it.
3072 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3075 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3076 decrease the cost of an IV candidate when the cost is infinite.
3078 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3080 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3081 Use '3DNow!' for the extension of that name, ensure normal space
3083 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3085 2010-03-03 Jeff Law <law@redhat.com>
3087 * PR middle-end/32693
3088 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3089 than gen_rtx_SUBREG.
3090 (extract_bit_field_1): Likewise.
3092 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3094 * doc/sourcebuild.texi (Test directives): Document that arguments
3095 include-opts and exclude-opts are now optional for dg-skip-if,
3096 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3098 2010-03-03 Jason Merrill <jason@redhat.com>
3101 * cgraph.h (varpool_node): Add extra_name field.
3102 * varpool.c (varpool_extra_name_alias): New.
3103 (varpool_assemble_decl): Emit extra name aliases.
3104 (varpool_mark_needed_node): Look past an extra name alias.
3105 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3106 * lto-streamer-in.c (lto_input_tree): Read it.
3107 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3109 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3111 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3112 (sparc*-*-solaris2*): ...this.
3114 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3117 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3118 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3119 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3120 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3123 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3124 fallthrough to default handling, just with want_address 0 instead of 2.
3125 For single element lists, add_AT_loc directly, otherwise create an
3126 artificial variable DIE and stick location list to it.
3129 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3130 (VAL_EXPR_HAS_REVERSE): Define.
3131 (reverse_op): New function.
3132 (add_stores): For reversible operations add an extra MO_VAL_USE.
3134 2010-03-02 Jason Merrill <jason@redhat.com>
3136 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3138 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3140 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3141 (sparc64-*-linux*): Likewise.
3142 (sparc64-*-solaris2*): Include assembler files before linker ones.
3143 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3144 * config/sparc/gas.h: Delete.
3145 * config/sparc/sol2-64.h: Add copyright notice.
3146 * config/sparc/sol2-gas-bi.h: Likewise.
3147 * config/sparc/sol2-gld.h: Likewise.
3148 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3149 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3150 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3151 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3152 (sparc_elf_asm_named_section): Rename into...
3153 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3155 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3157 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3159 2010-03-02 Jeff Law <law@redhat.com>
3162 * reload1.c (rtx_p, substitute_stack): Declare.
3163 (substitute): Record addresses of changed rtxs.
3164 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3165 Restore the original rtx when complete.
3166 (reload): Free subsitute_stack when complete.
3168 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3170 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3171 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3173 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3174 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3175 Torture Tests): Change from subsection to section.
3177 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3178 Steven Bosscher <steven@gcc.gnu.org>
3180 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3183 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3186 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3187 the assignment from the new induction variable to the assignment
3188 of the value from the original loop PHI function.
3190 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3191 Daniel Jacobowitz <dan@codesourcery.com>
3193 * doc/sourcebuild.texi (Test directives): Clarify options to
3196 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3198 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3199 Disable cfi directives unless GCC and gas agree on using read-only
3200 .eh_frame sections for 64-bit.
3201 * configure: Regenerate.
3203 2010-03-01 Richard Guenther <rguenther@suse.de>
3205 PR tree-optimization/43220
3206 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3207 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3209 2010-03-01 Richard Guenther <rguenther@suse.de>
3210 Martin Jambor <mjambor@suse.cz>
3213 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3214 gimplified parameters.
3216 2010-03-01 Christian Bruel <christian.bruel@st.com>
3218 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3220 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3224 2010-03-01 Richard Guenther <rguenther@suse.de>
3227 * expr.c (expand_assignment): Use the alias-oracle to tell
3228 if the rhs aliases the result decl.
3230 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3233 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3234 to sol_gt_pch_get_address.
3235 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3236 64-bit, SPARC and x86.
3237 (sol_gt_pch_get_address): New function.
3239 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3241 * toplev.h (inform_n, error_n): Declare.
3242 * diagnostic.c (inform_n, error_n): New function.
3244 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3246 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3247 has no rtl yet when processing local_decls, queue it and recheck
3248 if deferred stack allocation hasn't assigned it rtl.
3250 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3252 * config/sh/sh.c (unspec_bbr_uid): New.
3253 (gen_block_redirect): Use it instead of INSN_UID.
3254 (gen_far_branch): Likewise.
3256 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3258 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3259 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3261 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3263 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3264 (Warning Options): -Wno-conversion-null is valid for
3265 Objective-C++ as well.
3266 * doc/tm.texi (Named Address Spaces): Likewise.
3267 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3268 * doc/tree-ssa.texi (Tree SSA): Likewise.
3270 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3273 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3274 by default. Don't set the default arch for
3275 i[34567]86-*-darwin*|x86_64-*-darwin*.
3277 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3280 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3281 default. Set the default 32bit/64bit archs with $with_arch
3282 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3284 2010-02-27 Richard Guenther <rguenther@suse.de>
3286 PR tree-optimization/43186
3287 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3288 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3289 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3290 unroller iterations.
3292 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3294 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3295 required and i[34567]86-*-* targets don't support 64bit ISA.
3297 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3300 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3303 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3305 * config.gcc: Set the default arch at least to Prescott for
3306 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3307 if SSE math is enabled.
3309 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3311 * diagnostic.c (diagnostic_initialize): Update.
3312 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3314 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3315 (diagnostic_inhibit_notes): New.
3316 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3318 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3321 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3322 * doc/standards.texi: Likewise.
3323 * doc/extend.texi: Likewise.
3324 * doc/trouble.texi: Likewise.
3325 * doc/cppopts.texi: Likewise.
3326 * doc/install.texi: Likewise.
3327 * c.opt (std=c90,std=gnu90): New options.
3328 * c-opts.c (c_common_handle_option): Handle them.
3330 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3333 * c-decl.c (undeclared_variable): Use an informative note.
3335 2010-02-26 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/43186
3338 * gimple.h (gimple_fold): Remove.
3339 * gimple.c (gimple_fold): Remove. Inline into single user ...
3340 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3341 Try harder for conditions.
3343 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3346 * function.c (used_types_insert): Don't skip through named pointer
3347 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3348 and it is different from the main variant's type.
3350 2010-02-26 Nick Clifton <nickc@redhat.com>
3352 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3354 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3356 * config.gcc: Support --with-fpmath=sse for x86.
3358 * config/i386/ssemath.h: New.
3360 * doc/install.texi (--with-fpmath=sse): Documented.
3362 2010-02-26 Richard Guenther <rguenther@suse.de>
3364 PR tree-optimization/43188
3365 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3366 vector types of over-aligned element type.
3368 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3372 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3374 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3376 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3378 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3380 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3381 * var-tracking.c: Include diagnostic.h.
3382 (debug_dv): New function.
3383 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3386 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3387 (add_value_chain, add_value_chains, remove_value_chain,
3388 remove_value_chains): Handle DEBUG_EXPRs.
3389 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3392 * regcprop.c (struct queued_debug_insn_change): New type.
3393 (struct value_data_entry): Add debug_insn_changes field.
3394 (struct value_data): Add n_debug_insn_changes field.
3395 (debug_insn_changes_pool): New variable.
3396 (free_debug_insn_changes, apply_debug_insn_changes,
3397 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3398 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3399 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3401 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3403 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3404 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3405 changes, call cprop_find_used_regs via note_stores.
3406 (copyprop_hardreg_forward): When copying vd from predecessor
3407 which has any queued DEBUG_INSN changes, make sure the pointers are
3408 cleared. At the end call df_analyze and then if there are any
3409 DEBUG_INSN changes queued at the end of some basic block for still
3410 live registers, apply them.
3411 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3413 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3415 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3418 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3420 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3421 targets. Set the default with_cpu/with_arch from arch/cpu.
3422 Allow x86-64 and native for with_cpu/with_arch.
3424 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3426 * ebitmap.c: Change calls to verify_popcount with calls to
3427 sbitmap_verify_popcount.
3428 (ebitmap_clear_bit): Fixed map->cacheindex test and
3429 map>cache update when bit clearing results in an empty
3432 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3435 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3436 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3437 and support both V2DF and V2DI modes.
3438 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3439 support both V2DF and V2DI modes.
3440 (general): Delete trailing whitespace from a few patterns.
3442 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3443 V2DF/V2DI interleave high/low builtins.
3445 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3448 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3449 interleave high/low functions.
3451 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3453 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3454 #pragma extern_prefix.
3456 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3459 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3460 BLKmode, assert op0 is a MEM and just adjust its mode.
3463 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3464 if bitpos isn't multiple of mode's bitsize.
3466 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3468 * c.opt (-ftemplate-depth=): New.
3469 (-ftemplate-depth-): Deprecate.
3470 * optc-gen.awk: Handle -ftemplate-depth=.
3471 * opth-gen.awk: Likewise.
3472 * c-opts.c (c_common_handle_option): Likewise.
3473 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3475 2010-02-24 Jason Merrill <jason@redhat.com>
3477 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3479 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3481 * cfg.c (alloc_aux_for_block): Remove inline.
3482 (alloc_aux_for_edge): Likewise.
3484 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3486 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3488 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3490 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3491 * config/i386/sol2-gas.h: New file.
3492 * config.gcc (i[34567]86-*-solaris2*): Use it.
3494 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3497 * c-typeck.c (ep_convert_and_check): New.
3498 (build_conditional_expr): Use it.
3499 (build_binary_op): Likewise.
3501 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3503 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3506 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3507 bounds even for -O+.
3508 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3509 expr needs to have DECL_NAME set.
3511 2010-02-24 Nick Clifton <nickc@redhat.com>
3513 * config/mep/mep.c: Include gimple.h.
3514 (mep_function_uses_sp): Delete unused function.
3515 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3516 parameters. Use unsigned integers to count args. Return a
3517 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3519 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3522 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3523 greater or equal to nelt instead of 2 * nelt.
3524 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3527 2010-02-23 Jason Merrill <jason@redhat.com>
3530 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3531 in cfun->local_decls even if they have register types.
3534 * stor-layout.c (place_field): Don't warn about unnecessary
3535 DECL_PACKED if the type is packed.
3537 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3540 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3541 GOTOFF relocs, even when the base reg isn't pic pointer.
3543 2010-02-23 Michael Matz <matz@suse.de>
3546 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3547 (expand_gimple_basic_block): Generate and use debug temps if there
3548 are debug uses left after the last real use of TERed ssa names.
3549 Unlink debug immediate uses when they are expanded.
3551 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3554 * config/i386/i386.c (override_options): Reorganise to provide
3555 better error messages.
3557 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3560 * graphite-scop-detection.c (create_single_exit_edge): Move
3561 the call to find_single_exit_edge to....
3562 (create_sese_edges): ...here. Don't handle multiple edges
3563 exiting the function.
3564 (build_graphite_scops): Don't handle multiple edges
3565 exiting the function.
3567 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3570 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3571 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3573 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3576 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3578 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3581 * c-typeck.c (convert_arguments): Print declaration location.
3582 * c-common.c (validate_nargs): Rename as
3583 builtin_function_validate_nargs.
3584 (check_builtin_function_arguments): Update.
3586 2010-02-22 Richard Guenther <rguenther@suse.de>
3589 * tree-inline.c (declare_return_variable): Use the type of
3590 the call stmt lhs if available.
3592 2010-02-22 Duncan Sands <baldrick@free.fr>
3594 * passes.c (register_pass): Always consider all pass lists when
3595 ref_pass_instance_number is zero.
3597 2010-02-22 Richard Guenther <rguenther@suse.de>
3599 PR tree-optimization/42749
3600 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3601 parameter. Do arithmetic in the original type.
3602 (update_accumulator_with_ops): Likewise.
3603 (adjust_accumulator_values): Adjust.
3605 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3607 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3608 (QI to BLKmode splitter): New splitter.
3610 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3612 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3613 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3615 2010-02-22 Richard Guenther <rguenther@suse.de>
3617 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3619 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3621 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3622 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3623 ($(T)crti.o, $(T)crtn.o): Remove rules.
3625 2010-02-21 Tobias Burnus <burnus@net-b.de>
3628 * doc/invoke.texi (-fassociative-math): Document that this
3629 option is automatically enabled for Fortran.
3631 2010-02-20 David S. Miller <davem@davemloft.net>
3633 * configure.ac: Test if linker and assembler properly support
3634 GOTDATA_OP relocations.
3635 * configure: Rebuild.
3636 * config.in: Likewise.
3637 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3638 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3639 (movsi_high_pic): Likewise.
3640 (movdi_lo_sum_pic): Likewise.
3641 (movdi_high_pic): Likewise.
3642 (movsi_pic_gotdata_op): New pattern.
3643 (movdi_pic_gotdata_op): Likewise.
3644 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3645 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3647 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3650 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3651 attribute to ssemul.
3652 (xop_mulv2div2di3_high): Ditto.
3654 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3657 * c.opt (Wconversion-null): New option.
3658 * doc/invoke.texi (Wconversion-null): Document.
3660 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3662 * common.opt (Wlarger-than-): Add Undocumented.
3664 2010-02-19 Mike Stump <mikestump@comcast.net>
3666 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3668 2010-02-19 Jason Merrill <jason@redhat.com>
3671 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3672 * configure: Likewise.
3674 2010-02-20 Alan Modra <amodra@gmail.com>
3677 * cgraph.h (cgraph_make_decl_local): Declare.
3678 * cgraph.c (cgraph_make_decl_local): New function.
3679 (cgraph_make_node_local): Use it.
3680 * cgraphunit.c (cgraph_function_versioning): Likewise.
3681 * ipa.c (function_and_variable_visibility): Likewise.
3683 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3686 * except.c (sjlj_emit_function_enter): Don't call
3687 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3689 * rtl.h (add_reg_br_prob_note): Remove prototype.
3691 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3694 * c-common.c (conversion_warning): Remove widening conversions
3695 before checking the conversion of integers to reals.
3697 2010-02-19 Mike Stump <mikestump@comcast.net>
3700 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3703 * cgraphunit.c (process_function_and_variable_attributes): Check
3704 DECL_PRESERVE_P instead of looking up attribute "used".
3705 * ipa-pure-const.c (check_decl): Likewise.
3706 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3707 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3708 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3709 instead of attribute "used".
3710 * config/sol2-c.c (solaris_pragma_init): Likewise.
3711 (solaris_pragma_fini): Likewise.
3713 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3715 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3716 Use XCNEW instead of xcalloc.
3717 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3718 XNEW instead of xmalloc.
3719 (get_fields): Use XNEWVEC instead of xmalloc.
3722 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3723 populate vars array.
3724 (create_new_general_access): For debug stmts just reset value.
3725 (get_stmt_accesses): For accesses within debug stmts just record them
3726 using add_access_to_acc_sites instead of preventing the peeling or
3727 counting them as accesses.
3730 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3732 2010-02-19 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/42916
3735 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3738 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3740 * configure.ac: Replace all uses of changequote in macro arguments
3741 with proper quoting.
3743 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3746 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3748 2010-02-19 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/42944
3751 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3752 test for aliasing with errno.
3754 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3757 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3758 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3759 * dojump.c: Include output.h.
3760 (inv): New inline function.
3761 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3762 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3763 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3764 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3765 argument, pass it down to other calls.
3766 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3767 add REG_BR_PROB note to the conditional jump.
3768 * cfgexpand.c (add_reg_br_prob_note): Removed.
3769 (expand_gimple_cond): Don't call it, add the probability
3770 as last argument to jumpif_1/jumpifnot_1.
3771 * Makefile.in (dojump.o): Depend on output.h.
3772 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3774 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3775 * stmt.c (do_jump_if_equal): Likewise.
3776 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3777 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3778 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3780 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3781 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3782 jumpifnot_1 callers.
3783 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3785 (store_expr): Adjust jumpifnot caller.
3786 (store_constructor): Adjust jumpif caller.
3789 * gimplify.c (gimple_boolify): For __builtin_expect call
3790 gimple_boolify also on its first argument.
3792 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3794 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3796 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3797 * configure: Regenerated.
3799 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3801 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3802 lang_hooks.types_compatible_p instead of comptypes.
3804 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3806 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3807 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3808 if __prefer_thumb__ is defined.
3810 2010-02-18 Martin Jambor <mjambor@suse.cz>
3812 PR tree-optimization/43066
3813 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3814 array with zero-sized element type.
3816 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3818 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3819 rtx, allocate struct var_loc_node here and return it to the
3820 caller, and only if it is actually needed.
3821 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3822 move it earlier and return immediately if it returns NULL.
3824 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3826 * config/sparc/gas.h: New file. Restore
3827 TARGET_ASM_NAMED_SECTION to its ELF default.
3828 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3830 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3831 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3832 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3833 after sparc/sysv4.h.
3835 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3837 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3839 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3841 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3842 patterns from predicated pattern.
3844 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3848 for insn mnemonic suffix.
3850 2010-02-17 Richard Guenther <rguenther@suse.de>
3852 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3855 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3858 * caller-save.c (save_call_clobbered_regs): If BB ends with
3859 a DEBUG_INSN, move any notes in between last real insn and the last
3860 DEBUG_INSN after the last DEBUG_INSN.
3862 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3864 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3865 Fix return type. Fix argument type. Explain meaning of return value.
3867 2010-02-16 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/41043
3870 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3871 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3873 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3875 2010-02-16 Ira Rosen <irar@il.ibm.com>
3877 PR tree-optimization/43074
3878 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3879 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3880 vectorizable cycles in hybrid SLP check.
3881 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3883 2010-02-16 Richard Guenther <rguenther@suse.de>
3885 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3886 (true_dependence): If memrefs_conflict_p computes must-alias
3887 trust it. Move TBAA check after offset-based disambiguation.
3888 (canon_true_dependence): Likewise.
3890 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3892 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3893 * doc/invoke.texi: Document it.
3894 * var-tracking.c: Include toplev.h and params.h.
3895 (vt_find_locations): Return bool indicating success. Compute
3896 hash sizes unconditionally. Check new parameter, report.
3897 (variable_tracking_main_1): Check vt_find_locations results and
3898 retry. Renamed from...
3899 (variable_tracking_main): ... this. New wrapper to preserve
3900 flag_var_tracking_assignments.
3901 * Makefile.in (var-tracking.o): Adjust dependencies.
3903 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3904 Jakub Jelinek <jakub@redhat.com>
3907 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3908 if weak_import attribute is present.
3909 * config/darwin.c (machopic_select_section): Likewise.
3911 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3913 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3914 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3915 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3916 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3918 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3920 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3923 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3924 Rewrite text to refer to the names.
3926 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3928 * config/i386/i386-builtin-types.def
3929 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3930 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3931 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3932 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3933 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3934 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3935 IX86_BUILTIN_VPERMIL2PS256.
3936 (MULTI_ARG_4_DF2_DI_I): Defined.
3937 (MULTI_ARG_4_DF2_DI_I1): Defined.
3938 (MULTI_ARG_4_SF2_SI_I): Defined.
3939 (MULTI_ARG_4_SF2_SI_I1): Defined.
3940 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3941 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3942 __builtin_ia32_vpermil2ps256.
3943 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3944 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3945 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3946 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3947 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3948 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3949 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3950 CODE_FOR_xop_vpermil2v8sf3.
3951 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3952 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3953 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3954 (_mm256_permute2_pd): New.
3955 (_mm_permute2_ps): New.
3956 (_mm256_permute2_ps): New.
3958 2010-02-15 Nick Clifton <nickc@redhat.com>
3960 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3961 boolean parameters. Use emit_jump_insn when emitting a pop
3962 instruction containing a return insn.
3963 (push): Use 'true' rather than '1' as second parameter to F.
3964 (h8300_expand_prologue): Likewise.
3965 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3966 (h8300_expand_epilogue): Likewise.
3968 2010-02-15 Richard Guenther <rguenther@suse.de>
3971 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3974 2010-02-15 Nick Clifton <nickc@redhat.com>
3976 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3979 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3981 * intl.c (fake_ngettext): New function.
3982 * intl.h (fake_ngettext): Declare.
3983 (ngettext): Define macro.
3984 * collect2.c (notice_translated): New function.
3985 (main): Use notice_translated and ngettext.
3986 * collect2.h (notice_translated): Declare.
3988 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3990 * reorg.c (delete_computation): Comment fixes.
3991 * caller-save.c (setup_save_areas): Idem.
3992 * sel-sched-dump.c (dump_lv_set): Idem.
3995 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3997 * config/s390/s390.c (s390_sched_init): New function.
3998 (TARGET_SCHED_INIT): Target hook defined.
4000 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4001 Jack Howarth <howarth@bromo.med.uc.edu>
4002 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4005 Partial revert of unintended change in fix for PR41605.
4006 * config/darwin.h: Fix typo.
4007 * config/darwin9.h: Same.
4009 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4011 * c-pch.c (pch_init): Clear v.
4013 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4016 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4017 graphite_can_represent_init for MULT_EXPR.
4019 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4023 * graphite-sese-to-poly.c (remove_phi): New.
4024 (translate_scalar_reduction_to_array): Call remove_phi.
4026 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4029 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4030 * graphite-clast-to-gimple.h (gloog): Update declaration.
4031 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4032 * graphite-poly.h (struct poly_bb): Add missing comments.
4033 (struct scop): Add poly_scop_p field.
4035 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4036 * graphite.c (graphite_transform_loops): Build the polyhedral
4037 representation for each scop before code generation.
4038 * sese.c (rename_variables_in_operand): Removed.
4039 (rename_variables_in_expr): Return the renamed expression.
4040 (rename_sese_parameters): New.
4041 * sese.h (rename_sese_parameters): Declared.
4043 2010-02-11 Richard Guenther <rguenther@suse.de>
4045 PR tree-optimization/42998
4046 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4047 POINTER_PLUS_EXPR properly.
4049 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4050 Changpeng Fang <changpeng.fang@amd.com>
4053 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4054 the cost of an IV candidate when the IV is used in a test against zero.
4056 * gcc.dg/tree-ssa/ivopts-3.c: New.
4058 2010-02-11 Richard Guenther <rguenther@suse.de>
4061 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4062 pointer-vs-decl case by swapping refs. Handle some cases
4063 of pointer-vs-decl disambiguations more conservatively.
4064 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4065 to false after expanding.
4067 2010-02-11 Richard Guenther <rguenther@suse.de>
4070 * gcc.c (process_command): Handle LTO file@offset case more
4073 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4075 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4076 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4078 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4080 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4081 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4082 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4083 Optimize eq/ne comparisons when both arguments are known to be
4085 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4086 Don't mask operands unnecessarily if they are known to be already
4089 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4091 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4094 2010-02-10 Richard Guenther <rguenther@suse.de>
4096 PR tree-optimization/43017
4097 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4098 for wrapping signed arithmetic.
4100 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4103 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4104 if no debug info should be emitted for it.
4106 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4108 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4109 note when flag_exceptions is set.
4111 2010-02-10 Duncan Sands <baldrick@free.fr>
4113 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4115 2010-02-10 Richard Guenther <rguenther@suse.de>
4118 * tree.c (get_unwidened): Handle constants.
4119 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4121 2010-02-10 Martin Jambor <mjambor@suse.cz>
4124 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4125 check for variable argument counts independently.
4127 2010-02-10 Christian Bruel <christian.bruel@st.com>
4130 * config/sh/sh.c (find_barrier): Increase length for non delayed
4131 conditional branches.
4133 2010-02-10 Christian Bruel <christian.bruel@st.com>
4135 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4137 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4139 * builtins.c (set_builtin_user_assembler_name): Also handle
4140 ffs if int is smaller than word.
4142 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4145 * ira-conflicts.c (get_dup): Remove.
4146 (process_reg_shuffles): Add new parameter. Use it as an
4147 additional guard for copy generation.
4148 (add_insn_allocno_copies): Rewrite.
4150 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4152 * common.opt (fsched2-use-traces): Preserved for backward
4154 * doc/invoke.texi: Remove the documentation about option
4155 -fsched2-use-traces.
4156 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4157 flag_sched2_use_traces.
4158 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4159 the backward compatibility flag section.
4161 2010-02-09 Richard Guenther <rguenther@suse.de>
4163 PR tree-optimization/43008
4164 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4165 make HEAP variables initialized from global memory if they
4166 are not known builtin functions.
4167 (find_func_aliases): Adjust.
4169 2010-02-09 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/43000
4172 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4173 arithmetic manually.
4175 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4177 PR tree-optimization/42931
4178 * tree-loop-linear.c (try_interchange_loops): Don't call
4179 double_int_mul if estimated_loop_iterations failed.
4181 2010-02-08 Martin Jambor <mjambor@suse.cz>
4184 * tree-sra.c (build_accesses_from_assign): Do not mark in
4185 should_scalarize_away_bitmap if stmt has volatile ops.
4186 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4189 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4191 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4193 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4195 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4198 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4201 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4203 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4206 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4207 to unknown_dependence.
4208 (graphite_legal_transform_dr): Handle the unknown_dependence.
4209 (graphite_carried_dependence_level_k): Same.
4211 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4213 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4215 2010-02-07 Richard Guenther <rguenther@suse.de>
4218 * expr.c (get_inner_reference): Always initialize *pbitsize.
4220 2010-02-07 Richard Guenther <rguenther@suse.de>
4223 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4224 new ARRAY_REFs on variable size element or minimal index arrays.
4226 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4227 gimple_fold_indirect_ref.
4229 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4232 * arm.c (arm_override_options): Just return if the user has specified
4233 an invalid fpu name.
4235 2010-02-03 Jason Merrill <jason@redhat.com>
4238 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4239 i386_pe_maybe_record_exported_symbol.
4241 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4244 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4245 (pa_delegitimize_address): New function.
4247 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4249 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4250 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4252 2010-02-05 Richard Guenther <rguenther@suse.de>
4255 * lto-streamer-in.c (get_resolution): Deal with references
4256 to undefined functions.
4258 2010-02-05 Richard Guenther <rguenther@suse.de>
4260 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4261 (fold_const_aggregate_ref): Likewise.
4262 (ccp_fold_stmt): Substitute loads.
4263 (maybe_fold_reference): Verify types before substituting.
4265 (fold_gimple_assign): Unshare properly.
4266 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4268 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4270 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4271 for rs6000_gen_cell_microcode.
4273 2010-02-04 Richard Guenther <rguenther@suse.de>
4275 PR rtl-optimization/42952
4276 * dse.c (const_or_frame_p): Remove MEM handling.
4278 2010-02-04 Nick Clifton <nickc@redhat.com>
4280 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4281 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4282 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4283 (mn10300_asm_output_mi_thunk): New function.
4284 (mn10300_can_output_mu_thunk): New function.
4285 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4286 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4287 (FUNCTION_ARG): Delete incorrect comment.
4289 2010-02-03 Jason Merrill <jason@redhat.com>
4292 * fold-const.c (operand_equal_p): Handle erroneous types.
4294 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4296 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4298 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4300 PR rtl-optimization/42941
4301 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4304 2010-02-03 Jason Merrill <jason@redhat.com>
4307 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4309 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4312 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4313 (cselib_reset_table): Renamed from...
4314 (cselib_reset_table_with_next_value): ... this.
4315 (cselib_get_next_uid): Renamed from...
4316 (cselib_get_next_unknown_value): ... this.
4317 * cselib.c (next_uid): Renamed from...
4318 (next_unknown_value): ... this.
4319 (cselib_clear_table): Adjust.
4320 (cselib_reset_table): Adjust. Renamed from...
4321 (cselib_reset_table_with_next_value): ... this.
4322 (cselib_get_next_uid): Adjust. Renamed from...
4323 (cselib_get_next_unknown_value): ... this.
4324 (get_value_hash): Use hash.
4325 (cselib_hash_rtx): Likewise.
4326 (new_cselib_val): Adjust. Set and dump uid.
4327 (cselib_lookup_mem): Pass next_uid as hash.
4328 (cselib_subst_to_values): Likewise.
4329 (cselib_log_lookup): Dump uid.
4330 (cselib_lookup): Pass next_uid as hash. Adjust.
4331 (cselib_process_insn): Adjust.
4332 (cselib_init): Initialize next_uid.
4333 (cselib_finish): Adjust.
4334 (dump_cselib_table): Likewise.
4335 * dse.c (canon_address): Dump value uid.
4336 * print-rtl.c (print_rtx): Print value uid.
4337 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4339 (dv_uid): New function, sort of renamed from...
4340 (dv_htab_hash): ... this, reimplemented in terms of it and...
4341 (dv_uid2hash): ... this. New.
4342 (variable_htab_eq): Drop excess assertions.
4343 (tie_break_pointers): Removed.
4344 (canon_value_cmp): Compare uids.
4345 (variable_post_merge_New_vals): Print uids.
4346 (vt_add_function_parameters): Adjust.
4347 (vt_initialize): Reset table. Adjust.
4349 2010-02-03 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/42944
4352 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4353 (call_may_clobber_ref_p_1): Likewise. Properly handle
4354 malloc and calloc clobbering errno.
4356 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4358 * doc/invoke.texi: Fix name of sched1 dump.
4360 * opts.c (decode_options): Set flag_tree_switch_conversion
4361 only conditionally on optimize >= 2.
4363 * gcse.c: Assorted comment fixes in pass description.
4365 2010-02-03 Anthony Green <green@moxielogic.com>
4367 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4368 nop padding in order to maintain alignment of storage location of
4369 target function address.
4370 (moxie_trampoline_init): Store target function address at newly
4372 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4374 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4376 2010-02-03 Richard Guenther <rguenther@suse.de>
4379 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4381 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4383 * config.gcc: Reenable check for obsolete targets.
4384 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4385 mips-sgi-irix6.[0-4]*.
4387 2010-02-02 Nick Clifton <nickc@redhat.com>
4389 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4390 constant size of 4 as being the same as 0.
4391 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4392 can take values in the range 0..4.
4394 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4397 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4398 as _darwin10_Unwind_FindEnclosingFunction().
4399 * libgcc-libsystem.ver: New.
4401 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4404 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4405 implicitly set registers.
4407 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4409 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4410 (arm_override_options): Allow automatic selection of the thread
4411 pointer register if thumb2.
4412 (legitimize_pic_address): Improve code sequences for Thumb2.
4413 (arm_call_tls_get_addr): Likewise.
4414 (legitimize_tls_address): Likewise.
4415 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4416 (pic_load_addr_32bit): ... this. New named pattern.
4417 * thumb2.md (pic_load_addr_thumb2): Delete.
4418 (pic_load_dot_plus_four): Delete.
4419 (tls_load_dot_plus_four): New named pattern.
4421 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4424 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4425 Document fix for TLS bug.
4427 2010-01-31 Richard Guenther <rguenther@suse.de>
4429 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4430 conservatively correct.
4432 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4436 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4438 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4440 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4442 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4444 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4446 * config.gcc: Adjust order of makefile fragments for mingw targets.
4448 2010-01-31 Richard Guenther <rguenther@suse.de>
4451 * gimplify.c (gimplify_init_constructor): For volatile LHS
4452 initialize a temporary.
4454 2010-01-31 Matthias Klose <doko@ubuntu.com>
4456 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4458 * configure: Regenerate.
4460 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4462 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4463 the same alias set and their sizes different constantness.
4464 (aliasing_component_refs_p): Revert 2009-10-24 change.
4466 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4468 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4471 2010-01-29 Richard Guenther <rguenther@suse.de>
4473 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4474 Assert we successfully updated the call.
4476 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4478 PR rtl-optimization/42889
4479 * df.h (df_set_bb_dirty_nonlr): New prototype.
4480 * df-core.c (df_set_bb_dirty_nonlr): New function.
4481 * df-scan.c (df_insn_rescan): Call it instead of
4482 df_set_bb_dirty for DEBUG_INSNs.
4484 2010-01-29 Richard Guenther <rguenther@suse.de>
4487 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4488 quadratic behavior in most cases.
4490 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4493 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4494 in the call to gen_x86_movsicc_0_m1.
4496 2010-01-28 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/42871
4499 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4501 2010-01-28 Richard Guenther <rguenther@suse.de>
4503 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4504 into call arguments.
4506 2010-01-28 Richard Guenther <rguenther@suse.de>
4509 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4510 the forwarder if the destination is an EH landing pad.
4512 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4514 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4515 block list passed to gimple_duplicate_sese_tail.
4516 (parallelize_loops): Avoid parallelization when the function
4518 Avoid parallelization when the preheader is IRREDUCIBLE.
4519 Try to optimize when estimated_loop_iterations_int is unresolved.
4520 Add the loop's location to the dump file.
4521 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4522 (gimple_duplicate_sese_tail): Remove the check for the latch.
4523 Redirect nexits to the exit block.
4524 Remove handling of the incoming edges to the latch.
4525 Redirect the backedge from the copied latch to the exit bb.
4527 2010-01-28 Michael Matz <matz@suse.de>
4530 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4531 Wrap force_reg into a sequence, emit it before user.
4533 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4535 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4537 (arm_legacy_rev): Likewise.
4538 (thumb_legacy_rev): Likewise.
4540 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4542 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4543 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4544 on MEM's address failed, try avoid_constant_pool_reference and
4545 recurse if it returned something different.
4546 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4547 address, try avoid_constant_pool_reference and recurse if it
4548 returned something different.
4549 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4550 address and avoid_constant_pool_reference returned something
4551 different, don't set have_address.
4553 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4556 * var-tracking.c (val_store): Add modified argument, obey it.
4558 (count_uses): Move down logging of main.
4559 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4560 don't need resolution.
4561 (emit_notes_in_bb): Likewise.
4563 2010-01-27 Richard Guenther <rguenther@suse.de>
4566 * tree-inline.c (remap_decl): Delay remapping of SSA name
4567 default definitions until we need them.
4569 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4571 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4572 (rs6000_delegitimize_address): New function.
4574 * config/s390/s390.c (s390_delegitimize_address): Call
4575 delegitimize_mem_from_attrs.
4578 * tree-inline.c (cannot_copy_type_1): Removed.
4579 (copy_forbidden): Don't forbid copying of functions containing
4580 records/unions with variable length fields.
4582 2010-01-27 Christian Bruel <christian.bruel@st.com>
4586 * config/sh/sh.c (find_barrier): Increase length for non delayed
4587 conditional branches.
4589 2010-01-27 Matthias Klose <doko@ubuntu.com>
4591 * configure.ac (gnu-unique-object): Fix ldd version check.
4592 * configure: Regenerate.
4594 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4596 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4598 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4599 Test for HAVE_GNU_AS value.
4601 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4603 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4604 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4605 INT64_TYPE): Define.
4606 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4607 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4608 INT_LEAST64_TYPE): Define.
4609 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4610 UINT_LEAST64_TYPE): Define.
4611 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4612 INT_FAST64_TYPE): Define.
4613 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4614 UINT_FAST64_TYPE): Define.
4615 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4616 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4617 (SIG_ATOMIC_TYPE): Define.
4619 2010-01-26 Richard Guenther <rguenther@suse.de>
4621 * df-scan.c (df_scan_set_bb_info): Remove assert.
4622 (df_insn_rescan_debug_internal): Merge asserts.
4623 (df_install_ref): Likewise.
4624 (df_mark_reg): Use bitmap_set_range.
4625 (df_hard_reg_used_p): Remove assert.
4626 (df_hard_reg_used_count): Likewise.
4628 2010-01-26 Richard Guenther <rguenther@suse.de>
4630 PR rtl-optimization/42685
4631 * web.c (web_main): Ignore DEBUG_INSNs.
4633 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4635 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4637 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4638 Fix types of fndecl and arglist parameters.
4640 2010-01-26 Richard Guenther <rguenther@suse.de>
4643 * tree-eh.c (unsplit_eh): Skip debug insns.
4645 2010-01-26 Richard Guenther <rguenther@suse.de>
4647 PR tree-optimization/42250
4648 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4650 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4653 * omp-low.c (expand_omp_sections): Only use single_pred if
4654 l2_bb is single_pred_p.
4656 2010-01-25 Christian Bruel <christian.bruel@st.com>
4659 * config/sh/sh.c (find_barrier): Increase length for non delayed
4660 conditional branches.
4661 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4663 2010-01-24 David S. Miller <davem@davemloft.net>
4665 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4666 define if not using GAS.
4667 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4668 Likewise. Delete SECTION_MERGE code, which is only applicable
4671 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4674 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4675 mangling of va_list in system headers.
4677 2010-01-23 Toon Moene <toon@moene.org>
4679 * tree-predcom.c (combine_chains): Return NULL, not false.
4681 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4683 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4684 initialization of variable res to agree with return type.
4686 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4688 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4689 * tree-sra.c: Add include of expr.h.
4691 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4693 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4694 insert the debug stmt on the single non-EH edge from the stmt.
4696 2010-01-22 Richard Henderson <rth@redhat.com>
4699 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4700 the RHS until after generate_subtree_copies has insertted its
4701 code before the current statement.
4703 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4705 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4707 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4709 2010-01-21 Martin Jambor <mjambor@suse.cz>
4711 PR tree-optimization/42585
4712 * tree-sra.c (struct access): New field grp_total_scalarization.
4713 (dump_access): Dump the new field.
4714 (should_scalarize_away_bitmap): New variable.
4715 (cannot_scalarize_away_bitmap): Likewise.
4716 (sra_initialize): Allocate new bitmaps.
4717 (sra_deinitialize): Free new bitmaps.
4718 (create_access_1): New function.
4719 (create_access): Parts moved to create_access_1.
4720 (type_consists_of_records_p): New function.
4721 (completely_scalarize_record): Likewise.
4722 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4723 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4724 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4726 (analyze_all_variable_accesses): Completely scalarize small eligible
4729 2010-01-21 Martin Jambor <mjambor@suse.cz>
4731 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4733 2010-01-21 Andrew Haley <aph@redhat.com>
4735 * gcc.c (process_command): Move lang_specific_driver before
4736 setting cc_libexec_prefix.
4738 2010-01-21 Richard Guenther <rguenther@suse.de>
4741 * fold-const.c (negate_expr_p): Pretend only negative
4742 real constants are easily negatable.
4744 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4745 Jason Merrill <jason@redhat.com>
4747 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4748 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4749 * calls.c (initialize argument_information): Handle it.
4750 * c-common.c (handle_transparent_union_attribute): Use new name.
4751 * c-decl.c (finish_struct): Ditto.
4752 * c-typeck.c (type_lists_compatible_p): Ditto.
4753 (convert_for_assignment): Use new name and also handle record.
4754 * function.c (aggregate_value_p): Handle it.
4755 (pass_by_reference): Ditto.
4756 (assign_parm_data_types): Ditto.
4757 * print-tree.c (print_node): Ditto.
4758 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4759 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4760 * tree.c (first_field): New fn.
4762 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4765 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4766 even when linking statically, for now.
4768 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4771 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4772 without a cselib val.
4773 (count_uses): Accept MO_VAL_SET with no val on stores.
4774 (add_stores): Likewise.
4776 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4778 * var-tracking.c (check_value_val): Add a compile time assertion.
4779 (dv_is_decl_p): Simplify.
4780 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4781 gcc_assert if ENABLE_CHECKING.
4783 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4786 * var-tracking.c: Include tree-flow.h.
4787 (mem_dies_at_call): New.
4788 (dataflow_set_preserve_mem_locs): Use it.
4789 (dataflow_set_remove_mem_locs): Likewise.
4790 (dump_var): Renamed from dump_variable. Adjust all callers.
4791 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4792 * Makefile.in (var-tracking.o): Adjust deps.
4794 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4796 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4798 2010-01-20 Richard Guenther <rguenther@suse.de>
4800 PR tree-optimization/42717
4801 * tree-ssa-dce.c (get_live_post_dom): Remove.
4802 (forward_edge_to_pdom): Take an arbitrary edge to copy
4803 degenerate PHI args from.
4804 (remove_dead_stmt): Use the first post-dominator even if it
4805 does not contain live statements as redirection destination.
4807 2010-01-20 Richard Guenther <rguenther@suse.de>
4809 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4811 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4813 * sel-sched.c (create_speculation_check): Remove set but not used
4815 (try_transformation_cache): Remove set but not used variable ds.
4816 (calculate_privileged_insns): Remove set but not used variables
4817 cur_insn and min_spec_insn.
4818 (find_best_expr): Remove set but not used variable avail_n.
4819 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4821 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4823 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4824 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4827 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4830 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4831 cpu types. Add support for *-sse3 cpu types.
4832 (x86_64-*-*): Ditto.
4834 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4837 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4838 argument, call initializer_constant_valid_p_1 instead of
4839 initializer_constant_valid_p, pass CACHE to it, return NULL
4840 immediately if first call returns NULL.
4841 (initializer_constant_valid_p_1): New function.
4842 (initializer_constant_valid_p): Use it.
4844 2010-01-20 Thomas Quinot <quinot@adacore.com>
4846 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4848 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4850 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4851 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4852 (loc_list_from_tree): Don't handle unsigned division. Handle
4853 signed modulo using DW_OP_{over,over,div,mul,minus}.
4854 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4855 modulo instead of signed.
4857 2010-01-20 DJ Delorie <dj@redhat.com>
4859 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4861 (h8300_emit_stack_adjustment): Propogate it.
4863 (h8300_expand_prologue): Likewise.
4864 (h8300_expand_epilogue): Likewise.
4866 2010-01-19 Michael Matz <matz@suse.de>
4868 PR tree-optimization/41783
4869 * tree-data-ref.c (toplevel): Include flags.h.
4870 (dump_data_dependence_relation): Also dump the inputs if the
4871 result will be unknown.
4872 (split_constant_offset_1): Look through some conversions.
4873 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4874 the offset from last element is too large.
4875 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4876 (reassociate_to_the_same_stmt): Handle vector registers.
4877 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4879 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4880 wide_prolog_niters argument, emit widening instructions.
4881 (vect_do_peeling_for_alignment): Adjust caller, use widened
4882 variant of the iteration cound.
4883 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4885 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4888 * config/arm/neon-testgen.m (emit_automatics): New parameter
4889 features. Adjust for Fixed_return_reg feature.
4890 (test_intrinsic): Call emit_automatics with new feature.
4891 * config/arm/neon.ml: Update copyright years.
4892 (features): New Fixed_return_reg feature.
4893 (ops): Update feature for Vget_low.
4895 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4897 PR tree-optimization/42719
4898 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4902 * fwprop.c (all_uses_available_at): Return false if def_set dest
4903 is a REG that is used in def_insn.
4905 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4907 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4909 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4912 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4914 * target.h (struct gcc_target) <secondary_reload>: Change type
4915 of last argument to secondary_reload_info *.
4917 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4920 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4921 memory references with unaligned offsets. Remove CQImode handling.
4922 (unaligned_memory_operand): Return 1 for memory references with
4923 unaligned offsets. Remove CQImode handling.
4925 2010-01-18 Richard Guenther <rguenther@suse.de>
4928 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4931 2010-01-18 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/42781
4934 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4935 restrict processing only if the original variable was artificial.
4937 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4939 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4940 find number of popped argument bytes.
4942 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4943 Fix the text that describes the return value for invalid insns.
4945 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4947 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4948 Clarify what 'cost of the -dependence' is. Fix quoting.
4950 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4951 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4953 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4955 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4956 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4958 2010-01-17 Richard Guenther <rguenther@suse.de>
4961 * function.c (split_complex_args): Take a VEC to modify.
4962 (assign_parms_augmented_arg_list): Build a VEC instead of
4963 a chain of PARM_DECLs.
4964 (assign_parms_unsplit_complex): Take a VEC of arguments.
4965 Do not fixup unmodified parms.
4966 (assign_parms): Deal with the VEC.
4967 (gimplify_parameters): Likewise.
4969 2010-01-17 Richard Guenther <rguenther@suse.de>
4971 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4972 node existence check.
4973 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4974 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4975 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4976 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4977 (gimple_execute_on_growing_pred): Likewise.
4979 2010-01-17 Richard Guenther <rguenther@suse.de>
4981 PR tree-optimization/42773
4982 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4983 (compute_antic_aux): Likewise.
4984 (compute_partial_antic_aux): Likewise.
4986 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4989 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4992 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4994 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4997 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4998 Fix markup for strict argument.
5000 (TARGET_SCHED_REORDER2): Fix argument types.
5002 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5003 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5005 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5006 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5008 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5011 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5012 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5013 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5014 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5015 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5017 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5019 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5021 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5022 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5024 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5026 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5029 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5031 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5032 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5034 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5036 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5038 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5039 referring to it. Fix language.
5041 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5043 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5045 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5047 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5049 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5050 '@var{stream}. Remove stray 'and'.
5052 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5054 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5056 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5058 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5059 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5061 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5062 Fix description of return value.
5063 Rename argument "sz" to "len."
5065 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5066 Clarify meaning of 'true' return value.
5068 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5070 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5071 rep_mode versus mode_rep.
5073 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5075 (TARGET_BUILTIN_DECL): Fix name.
5077 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5079 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5081 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5083 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5085 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5087 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5090 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5091 Rename argument tm_fn to md_fn.
5093 (TARGET_OPTION_PRINT): Fix argument list.
5095 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5098 * config/i386/i386.c (ix86_fixup_binary_operands):
5099 Revert FMA4 fixup of operands.
5101 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5104 * Makefile.in (write_entries_to_file, install-plugin):
5105 Use \012 instead of \n with tr.
5107 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5109 * configure.ac (HAVE_AS_REF): New C macro.
5110 * configure: Regenerate.
5111 * config.in: Likewise.
5112 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5114 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5117 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5119 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5121 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5123 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5125 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5127 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5129 (TARGET_BINDS_LOCAL_P): Fix argument type.
5131 (TARGET_ASM_FILE_END): Use prototype.
5133 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5135 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5137 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5139 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5141 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5142 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5144 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5145 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5147 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5148 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5149 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5150 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5152 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5154 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5156 (TARGET_INIT_BUILTINS): Use prototype.
5158 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5159 Put 'const char *' in braces. Fix parameter types.
5160 (TARGET_INVALID_CONVERSION): Fix parameter types.
5161 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5162 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5164 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5167 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5169 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5171 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5173 * doc/tm.texi (TARGET_HELP): Fix return type.
5175 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5176 in braces. Fix argument types.
5178 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5180 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5182 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5184 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5185 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5187 (TARGET_MANGLE_TYPE): Fix argument types.
5189 (TARGET_IRA_COVER_CLASSES): Use prototype.
5191 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5193 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5195 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5197 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5199 (TARGET_CALLEE_COPIES): Fix argument types.
5201 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5203 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5205 (TARGET_FUNCTION_VALUE): Fix argument types.
5207 (TARGET_RETURN_IN_MSB): Fix argument type.
5209 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5211 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5213 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5215 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5216 agree with return type.
5218 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5220 2010-01-15 Jing Yu <jingyu@google.com>
5222 PR rtl-optimization/42691
5223 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5224 a pseudo to a constant and are merged, and adjust comments.
5226 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5228 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5230 2010-01-15 Richard Guenther <rguenther@suse.de>
5233 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5234 labels of computed or non-local gotos to the destination.
5235 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5236 landing pad label is the first label.
5238 2010-01-15 Richard Guenther <rguenther@suse.de>
5240 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5242 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5245 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5246 to allow generation of the xssqrtdp instruction on power7.
5247 (sqrtdf2_fpr): Ditto.
5249 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5252 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5253 functions with noreturn attribute.
5256 * varasm.c (declare_weak): Add weak attribute to decl if it
5257 doesn't have one already.
5258 (assemble_external): Only add decls to weak_decls if they also
5259 have weak attribute.
5261 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5263 * var-tracking.c (var_reg_delete): Don't delete the association
5264 between REGs and values or one-part variables if the register
5267 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5270 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5271 because its first operand is a non-localized variable.
5273 2010-01-14 Martin Jambor <mjambor@suse.cz>
5275 PR tree-optimization/42706
5276 * tree-sra.c (encountered_recursive_call): New variable.
5277 (encountered_unchangable_recursive_call): Likewise.
5278 (sra_initialize): Initialize both new variables.
5279 (callsite_has_enough_arguments_p): New function.
5280 (scan_function): Call decl and flags check only for IPA-SRA, check
5281 whether there is a recursive call and whether it has enough arguments.
5282 (all_callers_have_enough_arguments_p): New function.
5283 (convert_callers): Look for recursive calls only when
5284 encountered_recursive_call is set.
5285 (ipa_early_sra): Bail out either if
5286 !all_callers_have_enough_arguments_p or
5287 encountered_unchangable_recursive_call.
5289 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5291 * sel-sched.c: Add 2010 to copyright years.
5292 * sel-sched-ir.c: Likewise.
5293 * sel-sched-ir.h: Likewise.
5295 2010-01-14 Martin Jambor <mjambor@suse.cz>
5297 PR tree-optimization/42714
5298 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5299 constructors specially.
5301 2010-01-14 Andi Kleen <ak@linux.intel.com>
5303 * config/i386/drivers-i386.c (detect_caches_intel):
5304 Add l2sizekb parameter and fill in.
5305 (host_detect_local_cpu): Add l2sizekb, fill in.
5306 Add Atom small cache heuristic.
5308 2010-01-14 Andi Kleen <ak@linux.intel.com>
5310 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5311 Add level3 parameter and fill in.
5312 (detect_caches_intel): Handle level3 cache.
5314 2010-01-14 Andi Kleen <ak@linux.intel.com>
5316 * config/i386/drivers-i386.c (host_detect_local_cpu):
5317 Fix core duo detection.
5319 2010-01-14 Andi Kleen <ak@linux.intel.com>
5321 * config/i386/drivers-i386.c (host_detect_local_cpu):
5324 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5326 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5327 (rs6000_variable_issue_1): this. Use...
5328 (rs6000_variable_issue): here. Reimplement. Print debug info.
5330 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5332 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5333 sel_restore_notes. Update all callers. Call reemit_notes
5336 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5338 PR rtl-optimization/42246
5339 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5342 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5344 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5345 all successors is the same as number of successors in current region.
5347 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5349 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5350 to rename is not separable. Otherwise check that its LHS is not NULL.
5352 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5354 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5356 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5358 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5359 available registers when failed to discover LHS register class.
5360 Fix indentation. Update comment.
5362 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5363 Alexander Monakov <amonakov@ispras.ru>
5365 PR rtl-optimization/42389
5366 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5368 (advance_state_on_fence): Likewise.
5369 (sel_target_adjust_priority): Print debug output only when
5370 sched_verbose >= 4, not 2.
5371 (get_expr_cost): Do not issue all unique insns on the next cycle.
5372 (fill_insns): Initialize can_issue_more from the value saved
5374 * sel-sched-ir.c (flist_add): New parameter issue_more.
5375 Init FENCE_ISSUE_MORE with it.
5376 (merge_fences): Likewise.
5377 (init_fences): Update call to flist_add.
5378 (add_to_fences, add_clean_fence_to_fences)
5379 (add_dirty_fence_to_fences): Likewise.
5380 (move_fence_to_fences): Update call to merge_fences.
5381 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5383 * sel-sched-ir.h (struct _fence): New field issue_more.
5384 (FENCE_ISSUE_MORE): New accessor macro.
5386 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5388 PR rtl-optimization/42388
5389 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5390 that have no predecessors nor successors. Do not call move_bb_info
5391 for empty blocks outside of current region.
5393 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5395 PR rtl-optimization/42294
5396 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5397 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5398 originators' originators.
5400 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5402 PR rtl-optimization/39453
5403 PR rtl-optimization/42246
5404 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5406 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5408 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5409 Alexander Monakov <amonakov@ispras.ru>
5412 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5413 (maybe_tidy_empty_bb): ... here. Make static. Add new
5414 argument. Update all callers.
5415 (tidy_control_flow): ... and here. Recompute topological order
5416 of basic blocks in region if necessary.
5417 (sel_redirect_edge_and_branch): Change return type. Return true
5418 if topological order might have been invalidated.
5419 (purge_empty_blocks): Export and move from...
5420 * sel-sched.c (purge_empty_blocks): ... here.
5421 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5422 (maybe_tidy_empty_bb): Delete prototype.
5423 (purge_empty_blocks): Declare.
5425 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5427 PR rtl-optimization/42249
5428 * sel-sched.c (try_replace_dest_reg): When chosen register
5429 and original register is the same, do not bail out early, but
5430 still check all original insns for validity of replacing destination
5431 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5434 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5437 Port from no-undefined-overflow branch:
5438 2009-03-09 Richard Guenther <rguenther@suse.de>
5440 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5442 2010-01-14 Richard Guenther <rguenther@suse.de>
5445 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5447 2010-01-14 Ira Rosen <irar@il.ibm.com>
5449 PR tree-optimization/42709
5450 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5451 as scalar type in creation of constant vector operand.
5453 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5456 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5457 (check-parallel-%): Match `testsuite' directory component only
5460 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5462 PR translation/39521
5463 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5466 2010-01-13 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/42730
5469 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5472 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5475 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5476 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5479 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5481 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5482 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5483 ___umulsi3_highpart.
5485 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5486 rather than schedule_insns if the pass is enabled.
5488 2010-01-13 Martin Jambor <mjambor@suse.cz>
5490 PR tree-optimization/42704
5491 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5494 2010-01-13 Martin Jambor <mjambor@suse.cz>
5496 PR tree-optimization/42703
5497 * tree-sra.c (analyze_access_subtree): Check that we can build a
5498 reference to the original data within the aggregate.
5500 2010-01-13 Richard Guenther <rguenther@suse.de>
5502 PR tree-optimization/42705
5503 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5505 2010-01-13 Richard Guenther <rguenther@suse.de>
5508 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5510 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5513 * var-tracking.c (values_to_unmark): New variable.
5514 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5515 values_to_unmark vector. Moved body to...
5516 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5517 instead queue it into values_to_unmark vector.
5518 (vt_find_locations): Free values_to_unmark vector.
5520 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5522 * config/s390/s390.c (override_options): Set
5523 default of max-pending-list-length to 256
5525 2010-01-13 Richard Guenther <rguenther@suse.de>
5528 * tree-pass.h (PROP_gimple_lcx): New.
5529 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5530 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5531 before the final cleanup_eh.
5532 (dump_properties): Dump PROP_gimple_lcx.
5533 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5534 (tree_lower_complex_O0): Remove.
5535 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5536 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5537 tree_lower_complex, schedule TODO_update_ssa.
5538 * lto-streamer-out.c (output_function): Stream the functions
5540 * lto-streamer-in.c (input_function): Likewise.
5541 (lto_read_body): Do not override them here.
5543 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5546 * c-typeck.c (build_c_cast): Fold value cast to union type before
5547 wrapping it in a CONSTRUCTOR.
5549 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5551 PR rtl-optimization/42699
5552 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5555 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5557 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5558 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5559 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5560 SUBTARGET_WARN_UNUSED_SPEC): ... here
5561 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5563 2010-01-12 Julian Brown <julian@codesourcery.com>
5565 * config/arm/neon-schedgen.ml (Utils): Don't try to
5566 open missing module.
5567 (find_with_result): New.
5569 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5572 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5573 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5575 PR tree-optimization/42645
5576 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5577 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5578 decl_map, set processing_debug_stmt to -1 and return name without
5581 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5583 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5584 binutils version, and reword target configuration description.
5586 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5588 * config/avr/avr.h (LINKER_NAME): Remove.
5590 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5593 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5594 that support VSX, warn for -mno-altivec if vsx is not disabled,
5597 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5598 Shujing Zhao <pearly.zhao@oracle.com>
5600 PR translation/42469
5601 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5602 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5603 character between option name and help text.
5604 * c.opt (imultilib): Likewise.
5606 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5608 * lto-streamer-out.c (output_unreferenced_globals): Output static
5611 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5613 PR rtl-optimization/42621
5614 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5615 optimizing for size.
5616 (duplicate_computed_gotos): Remove now-redundant check.
5618 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5621 * configure.ac: Save and restore LDFLAGS and LIBS
5622 * configure: Regenerate.
5624 2010-01-10 Richard Guenther <rguenther@suse.de>
5627 * builtins.c (fold_builtin_strlen): Add type argument and
5628 convert the resulting length to it.
5629 (fold_builtin_1): Adjust.
5631 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5633 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5634 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5636 (num_insns_constant_wide): Adjust for that change.
5638 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5641 * web.c (union_defs): Add used argument, to combine uses of
5643 (entry_register): Adjust type and tests of used argument.
5644 (web_main): Widen used for new use. Pass it to union_defs.
5645 * df.h (union_defs): Adjust prototype.
5647 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5650 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5651 uses in new incoming argument. Free body.
5652 (reset_debug_uses_in_loop): New.
5653 (analyze_insn_to_expand_var): Call the latter if the former found
5654 anything. Fix whitespace. Reject invalid dest overlaps before
5655 going through all insns in the loop.
5657 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5660 * haifa-sched.c (dying_use_p): Debug insns don't count.
5662 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5665 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5666 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5667 (verify_gimple_call): Reject LHS in noreturn calls.
5669 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5673 * tree-vect-loop-manip.c (adjust_info): New type.
5674 (adjust_vec): New pointer to vector.
5675 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5676 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5677 (slpeel_update_phis_for_duplicate_loop): Use them.
5678 (slpeel_update_phi_nodes_for_guard1): Likewise.
5679 (slpeel_update_phi_nodes_for_guard2): Likewise.
5680 (slpeel_tree_peel_loop_to_edge): Likewise.
5681 (vect_update_ivs_after_vectorizer): Likewise.
5683 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5685 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5686 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5688 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5690 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5691 bogus uninitialized warning.
5693 2010-01-09 Richard Guenther <rguenther@suse.de>
5696 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5697 the evolution is compatible with the initial condition.
5699 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5701 * gcc.c (process_command): Update copyright notice dates.
5702 * gcov.c (print_version): Likewise.
5703 * gcov-dump.c (print_version): Likewise.
5704 * mips-tfile.c (main): Likewise.
5705 * mips-tdump.c (main): Likewise.
5707 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5710 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5712 (rotlhi3_8): Delete.
5714 (rotlsi3_8): Delete.
5715 (rotlsi3_16): Delete.
5716 (rotlsi3_24): Delete.
5718 (*rotw<mode>3): New.
5719 (*rotb<mode>3): New.
5720 * config/avr/avr.c (avr_rotate_bytes): New function.
5721 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5723 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5726 * configure.ac: Modify -rdynamic check.
5727 * configure: Regenerate.
5729 2010-01-08 DJ Delorie <dj@redhat.com>
5731 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5732 register popping order.
5734 2010-01-08 Richard Guenther <rguenther@suse.de>
5737 * c.opt (fsigned-char): Also let LTO handle this option.
5738 (funsigned-char): Likewise.
5740 2010-01-07 Richard Guenther <rguenther@suse.de>
5742 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5743 (gimple_op): Likewise.
5744 (gimple_op_ptr): Likewise.
5745 (gimple_assign_set_lhs): Remove gcc_assert.
5746 (gimple_assign_set_rhs1): Likewise.
5747 (gimple_assign_set_rhs2): Likewise.
5748 (gimple_call_set_lhs): Likewise.
5749 (gimple_call_set_fn): Likewise.
5750 (gimple_call_set_fndecl): Likewise.
5751 (gimple_call_fndecl): Likewise.
5752 (gimple_call_return_type): Likewise.
5753 (gimple_call_set_chain): Likewise.
5754 (gimple_call_num_args): Likewise.
5755 (gimple_call_set_arg): Likewise.
5756 (gimple_cond_set_code): Likewise.
5757 (gimple_cond_set_lhs): Likewise.
5758 (gimple_cond_set_rhs): Likewise.
5759 (gimple_cond_set_true_label): Likewise.
5760 (gimple_cond_set_false_label): Likewise.
5761 (gimple_label_set_label): Likewise.
5762 (gimple_goto_set_dest): Likewise.
5763 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5764 (gimple_debug_bind_get_value): Likewise.
5765 (gimple_debug_bind_get_value_ptr): Likewise.
5766 (gimple_debug_bind_set_var): Likewise.
5767 (gimple_debug_bind_set_value): Likewise.
5768 (gimple_debug_bind_reset_value): Likewise.
5769 (gimple_debug_bind_has_value_p): Likewise.
5770 (gimple_return_retval_ptr): Remove gcc_assert.
5771 (gimple_return_retval): Likewise.
5772 (gimple_return_set_retval): Likewise.
5773 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5774 (safe_referenced_var_iterator): Remove.
5775 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5776 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5777 (fill_referenced_var_vec): Remove.
5778 (first_readonly_imm_use): Remove redundant gcc_assert.
5779 (phi_arg_index_from_use): Combine gcc_asserts.
5780 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5781 (first_imm_use_stmt): Remove redundant gcc_assert.
5782 * tree-cfg.c (verify_gimple_call): Verify function and chain
5783 operands. Verify arguments.
5784 (verify_types_in_gimple_stmt): Verify condition code and labels.
5786 2010-01-07 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/42641
5789 * sese.c (rename_map_elt_info): Use the SSA name version, do
5792 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5794 PR tree-optimization/42625
5795 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5796 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5798 2010-01-07 Duncan Sands <baldrick@free.fr>
5800 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5802 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5805 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5806 note itself is not function_invariant_p.
5808 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5810 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5811 Do not add the DF_NOTE problem.
5812 * store-motion.c (execute_rtl_store_motion): Likewise.
5814 2010-01-07 Martin Jambor <mjambor@suse.cz>
5816 PR tree-optimization/42157
5817 * tree-sra.c (compare_access_positions): Stabilize sort if both
5818 accesses have integer types, return zero immediately if they are the
5821 2010-01-06 Richard Henderson <rth@redhat.com>
5824 * haifa-sched.c (add_to_note_list): Merge into ...
5825 (concat_note_lists): ... here, and ...
5826 (unlink_other_notes, rm_other_notes): Merge into...
5827 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5828 NOTE_INSN_EPILOGUE_BEG.
5830 2010-01-06 Richard Guenther <rguenther@suse.de>
5832 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5833 not inline regular functions into always-inline functions.
5835 2010-01-06 Nick Clifton <nickc@redhat.com>
5837 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5838 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5840 (OVERRIDE_OPTIONS): Delete.
5841 (OPTIMIZATION_OPTIONS): Define.
5842 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5843 * config/rx/rx.c (rx_handle_option): Issue an error message if
5844 -mcpu=rx200 and -fpu are used together.
5845 (rx_set_optimization_options): New function. Issue an error
5846 message if an optimization attribute attempts to reset the FPU/
5847 math optimization pairing.
5848 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5849 * config/rx/rx.opt: Set the default to 32-bit doubles.
5850 * config/rx/t-rx: Add multilibs for -nofpu option.
5851 * doc/invoke.texi: Update documentation of RX options.
5853 2010-01-06 Richard Guenther <rguenther@suse.de>
5855 * tree-ssa-pre.c (name_to_id): New global.
5856 (alloc_expression_id): Simplify SSA name handling.
5857 (lookup_expression_id): Likewise.
5858 (init_pre): Zero name_to_id.
5859 (fini_pre): Free it.
5861 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5863 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5865 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5868 * config/i386/sse.md (smaxv2di3): New.
5869 (umaxv2di3): Likewise.
5870 (sminv2di3): Likewise.
5871 (uminv2di3): Likewise.
5873 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5876 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5877 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5878 (legitimize_tls_address): Likewise.
5879 (sparc_tls_referenced_p): Likewise.
5880 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5881 and adjust calls to legitimize_pic_address.
5882 (legitimate_constant_p) Use sparc_tls_referenced_p.
5883 (legitimate_pic_operand_p): Likewise.
5884 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5885 (sparc_tls_symbol_ref_1): Delete.
5886 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5887 (legitimize_tls_address): Make static, handle CONST patterns.
5888 (legitimize_pic_address): Make static, remove unused parameter and
5889 adjust recursive calls.
5890 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5891 and adjust call to legitimize_pic_address.
5892 (sparc_output_mi_thunk): Likewise.
5894 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5895 H.J. Lu <hongjiu.lu@intel.com>
5898 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5899 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5900 operands to make them signed.
5903 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5906 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5907 GTU to GT for V4SI and V2DI.
5909 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5910 (umin<mode>3): Removed.
5912 (uminv4si3): Likewise.
5914 2010-01-05 Martin Jambor <mjambor@suse.cz>
5916 PR tree-optimization/42462
5917 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5918 current_function_decl to helper functions and macros.
5920 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5923 * flags.h: Don't include real.h.
5924 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5925 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5926 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5927 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5928 * dominance.c: Update copyright.
5929 * gimple.c (walk_gimple_op): Remove inline.
5930 * tree-ssa-reassoc.c: Include real.h.
5931 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5932 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5934 2010-01-05 Nick Clifton <nickc@redhat.com>
5936 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5937 register to push into the stack frame when the accumulator has to
5938 be saved during interrupts.
5940 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5942 * doc/invoke.texi: Remove the documentation about option
5944 * common.opt (Wunreachable-code): Preserved for backward
5946 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5947 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5948 the backward compatibility flag section.
5950 2010-01-05 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5954 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5957 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5959 PR tree-optimization/42508
5960 * tree-sra.c (convert_callers): Check for recursive call
5961 by comparing cgraph nodes instead of decls.
5962 (modify_function): Call ipa_modify_formal_parameters also
5963 on all same_body aliases.
5965 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5966 cgraph nodes when checking for same_body aliases.
5968 2010-01-05 Richard Guenther <rguenther@suse.de>
5970 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5971 allocation and lookup.
5972 (get_or_alloc_expr_for_constant): Likewise.
5973 (phi_translate): Sink allocation.
5975 2010-01-04 Richard Guenther <rguenther@suse.de>
5977 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5978 a new entry only if needed.
5979 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5980 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5982 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5984 (phi_translate): Handle CONSTANTs early.
5986 2010-01-04 Martin Jambor <mjambor@suse.cz>
5988 PR tree-optimization/42398
5989 * tree-sra.c (struct access): Removed flag grp_different_types.
5990 (dump_access): Do not dump the removed flag.
5991 (sort_and_splice_var_accesses): Do not set the removed flag.
5992 (sra_modify_expr): Check for type compatibility directly.
5994 2010-01-04 Martin Jambor <mjambor@suse.cz>
5996 PR tree-optimization/42366
5997 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5998 edges with variable number of parameters.
5999 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6000 flag instead of asserting it.
6001 (ipa_read_node_info): Read uses_analysis_done flag.
6003 2010-01-04 Richard Guenther <rguenther@suse.de>
6005 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6006 iterative_hash_* as intended.
6007 (vn_reference_compute_hash): Likewise. Simplify hashing
6009 (vn_reference_lookup_2): Likewise.
6010 (vn_nary_op_compute_hash): Likewise.
6011 (vn_phi_compute_hash): Likewise.
6012 (expressions_equal_p): Remove strange code.
6013 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6014 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6015 (bitmap_insert_into_set_1): Take value-id as parameter.
6016 (add_to_value): Pass it.
6017 (bitmap_insert_into_set): Likewise.
6018 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6020 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6023 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6024 (do_self_spec): For switches with SWITCH_IGNORE set set also
6025 SWITCH_IGNORE_PERMANENTLY.
6026 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6029 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6031 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6032 tree of an unreferenced global var.
6034 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6037 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6038 GTU to GT for V4SI and V2DI.
6040 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6041 (umin<mode>3): Removed.
6043 (uminv4si3): Likewise.
6045 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6048 * collect2.c (main): Turn on trace in collect2 if -v is passed
6051 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6053 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6054 description of expression operand.
6056 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6058 * configure.ac: Add install-html to target_list for Make-hooks.
6059 * configure: Regenerate.
6060 * fortran/Make-lang.in (F95_HTMLFILES): New.
6061 (fortran.html): Use it.
6062 (fortran.install-html): New.
6063 * Makefile.in (install-html): Add lang.install-html.
6064 * java/Make-lang.in (JAVA_HTMLFILES): New.
6065 (java.html): Use it.
6066 (java.install-html): New.
6067 * objc/Make-lang.in (objc.install-html): New.
6068 * objcp/Make-lang.in (obj-c++.install-html): New.
6069 * cp/Make-lang.in (c++.install-html): New.
6070 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6071 * lto/Make-lang.in (lto.install-html): New.
6073 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6076 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6078 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6080 PR rtl-optimization/41862
6081 * store-motion.c (store_killed_in_insn, compute_store_table,
6082 remove_reachable_equiv_notes, replace_store_insn,
6083 build_store_vectors): Ignore all DEBUG_INSNs.
6085 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6088 * common.opt: Add dumpdir.
6090 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6092 (option_map): Add --dumpdir.
6094 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6096 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6098 * opts.c (decode_options): Try dump_dir_name first if
6099 dump_base_name isn't an absolute path.
6100 (common_handle_option): Handle OPT_dumpdir.
6102 * toplev.c (dump_dir_name): New.
6103 (print_switch_values): Also ignore -dumpdir.
6105 * toplev.h (dump_dir_name): New.
6107 2010-01-03 Richard Guenther <rguenther@suse.de>
6109 PR tree-optimization/42589
6110 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6111 double-word expansion of bswap32.
6113 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6115 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6116 with BLOCK_FOR_INSN.
6117 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6118 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6119 noce_process_if_block): Likewise.
6120 * gcse.c (compute_local_properties, insert_expr_in_table,
6121 insert_set_in_table, canon_list_insert, find_avail_set,
6122 pre_insert_copy_insn): Likewise.
6124 * basic-block.h (BLOCK_NUM): Move from here...
6125 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6127 2010-01-03 Richard Guenther <rguenther@suse.de>
6129 PR tree-optimization/42438
6130 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6131 contains_may_not_return_call flag.
6132 (BB_MAY_NOTRETURN): New.
6133 (valid_in_sets): Trapping nary operations are not valid
6134 in blocks that may not return.
6135 (insert_into_preds_of_block): Remove check for trapping expressions.
6136 (compute_avail): Compute also BB_MAY_NOTRETURN.
6138 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6140 * doc/invoke.texi: Add 2010 to copyright years.
6142 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6144 * config/sparc/sparc.c: Fix formatting nits.
6146 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6147 Alexander Monakov <amonakov@ispras.ru>
6149 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6151 2010-01-02 Richard Guenther <rguenther@suse.de>
6154 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6155 (simplify_switch_using_ranges): Mark to be removed edges
6158 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6160 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6162 * collect2.c (scan_libraries): Add missing argument in call to
6165 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6168 * config/alpha/predicates.md (aligned_memory_operand): Return false
6170 (unaligned_memory_operand): Return true for CQImode.
6171 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6172 doesn not cross aligned SImode word boundary.
6174 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6176 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6178 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6179 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6181 2010-01-02 Richard Guenther <rguenther@suse.de>
6184 * toplev.c (compile_file): Emit LTO marker properly. Change
6186 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6188 2010-01-01 Richard Guenther <rguenther@suse.de>
6191 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6193 2010-01-01 Richard Guenther <rguenther@suse.de>
6196 * c-decl.c (grokdeclarator): For zero-size arrays force
6197 structural equality checks as layout_type does.
6199 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6201 * builtins.c: Update copyright to 2010.
6203 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6206 * lto-streamer-out.c (produce_asm): Revert the last change.
6207 (copy_function): Likewise.
6209 * lto-streamer.c (lto_get_section_name): Skip any leading
6212 2010-01-01 Richard Guenther <rguenther@suse.de>
6215 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6219 Copyright (C) 2010 Free Software Foundation, Inc.
6221 Copying and distribution of this file, with or without modification,
6222 are permitted in any medium without royalty provided the copyright
6223 notice and this notice are preserved.