1 2010-04-15 Richard Guenther <rguenther@suse.de>
3 * Makefile.in (OBJS-common): Add gimple-fold.o.
4 (gimple-fold.o): New rule.
5 * tree.h (maybe_fold_offset_to_reference,
6 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
9 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
10 may_propagate_address_into_dereference): Move prototypes ...
12 * tree-ssa-ccp.c (get_symbol_constant_value,
13 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
14 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
15 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
16 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
17 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
18 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
19 gimplify_and_update_call_from_tree): Move ...
20 * gimple-fold.c: ... here. New file.
21 (ccp_fold_builtin): Rename to ...
22 (gimple_fold_builtin): ... this.
23 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
25 2010-04-15 Richard Guenther <rguenther@suse.de>
27 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
28 fit_double_type, force_fit_type_double, add_double_with_sign,
29 neg_double, mul_double_with_sign, lshift_double, rshift_double,
30 lrotate_double, rrotate_double, div_and_round_double): Move ...
31 * double-int.c: ... here.
32 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
33 add_double, neg_double, mul_double_with_sign, mul_double,
34 lshift_double, rshift_double, lrotate_double, rrotate_double,
35 div_and_round_double): Move prototypes ...
36 * double-int.h: ... here.
38 2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
41 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
42 matching constraints to ensure inputs match the output.
44 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
47 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
48 in an input-only operand.
50 2010-04-15 Anatoly Sokolov <aesok@post.ru>
52 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
53 (double_int_not, double_int_lshift, double_int_rshift): Declare.
54 (double_int_negative_p): Convert to static inline function.
55 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
56 (double_int_negative_p): Remove.
57 * tree.h (lshift_double, rshift_double):
58 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
59 * fold-const.c (fold_convert_const_int_from_real,
60 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
61 (lshift_double): Change type of arith argument to bool.
62 (rshift_double): Change type of arith argument to bool. Correct
64 * expmed.c (mask_rtx, lshift_value): (Ditto.).
66 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
69 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
70 at the start and end of the then/else blocks, and omit them from the
72 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
73 argument; all callers changed. Pass zero to old_insns_match_p instead.
74 (flow_find_head_matching_sequence): New function.
75 (old_insns_match_p): Check REG_EH_REGION notes for calls.
76 * basic-block.h (flow_find_cross_jump,
77 flow_find_head_matching_sequence): Declare functions.
79 2010-04-14 Jason Merrill <jason@redhat.com>
82 * c-common.c (attribute_takes_identifier_p): New fn.
83 * c-common.h: Declare it.
85 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
87 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
89 (*udivmod<mode>4): Ditto.
91 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (maxmin_int): Rename code attribute from
94 maxminiprefix and update all users.
95 (maxmin_float): Ditto from maxminfprefix.
96 (logic): Ditto from logicprefix.
97 (absneg_mnemonic): Ditto from absnegprefix.
98 * config/i386/mmx.md: Update all users of maxminiprefix,
99 maxminfprefix and loficprefix for rename.
100 * config/i386/sse.md: Ditto.
101 * config/i386/sync.md (sync_<code><mode>): Update for
104 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
107 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
108 warnings converted to errors.
110 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
112 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
113 used insn_type variable.
114 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
115 to avoid set-but-not-used warning.
117 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
119 * df-core.c (df_ref_debug): Change format string placeholder
121 * dwarf2asm.c (dw2_asm_output_data_raw,
122 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
123 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
124 * dwarf2out.c (output_cfi, output_cfi_directive,
125 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
126 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
128 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
129 * print-rtl.c (print_rtx): Ditto.
131 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
134 * builtins.c (expand_builtin_pow_root): New function to expand pow
135 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
136 series of sqrt and cbrt calls under -ffast-math.
137 (expand_builtin_pow): Call it.
139 2010-04-14 Michael Matz <matz@suse.de>
141 PR tree-optimization/42963
142 * tree-cfg.c (touched_switch_bbs): New static variable.
143 (group_case_labels_stmt): New function broken out from ...
144 (group_case_labels): ... here, use the above.
145 (start_recording_case_labels): Allocate touched_switch_bbs.
146 (end_recording_case_labels): Deallocate it, call
147 group_case_labels_stmt.
148 (gimple_redirect_edge_and_branch): Remember index of affected BB.
150 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
152 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
155 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
159 2010-04-13 Jan Hubicka <jh@suse.cz>
161 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
162 of optimized out static functions.
163 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
164 cost computation. Also sanity check for overflows.
165 (update_caller_keys): Update cgraph_edge_badness call; properly
166 update fibheap and sanity check that it is up to date.
167 (add_new_edges_to_heap): Update cgraph_edge_badness.
168 (cgraph_decide_inlining_of_small_function): Likewise;
169 add sanity checking that badness in heap is up to date;
170 improve dumping of reason; Update badness of calls to the
171 offline copy of function currently inlined; dump badness
172 of functions not inlined because of unit growth limits.
174 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
177 * c-common.c (pointer_int_sum): Disregard overflow that occured only
178 because of sign-extension change when converting to sizetype here...
179 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
181 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
182 the folding to constants. Remove redundant final conversion.
183 (fold_binary) <associate>: Do not associate if the re-association of
184 constants alone overflows.
185 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
186 to the end of the list.
187 (multiple_of_p) <COND_EXPR>: New case.
189 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
191 * opt-functions.awk (opt_sanitized_name): New.
193 * optc-gen.awk: Use it
194 * opth-gen.awk: Use it.
196 2010-04-13 Martin Jambor <mjambor@suse.cz>
198 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
199 (sra_modify_assign): Delete stmts loading dead data even if racc has no
200 children. Call replace_uses_with_default_def_ssa_name to handle
203 2010-04-13 Michael Matz <matz@suse.de>
206 * builtins.c (expand_builtin_interclass_mathfn): Also create
207 a register if the predicate doesn't match.
209 2010-04-13 Diego Novillo <dnovillo@google.com>
211 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
212 * c-pch.c: Include timevar.h.
213 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
214 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
215 * ggc-common.c: Include timevar.h.
216 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
217 * timevar.def (TV_PCH_SAVE): Define.
218 (TV_PCH_CPP_SAVE): Define.
219 (TV_PCH_PTR_REALLOC): Define.
220 (TV_PCH_PTR_SORT): Define.
221 (TV_PCH_RESTORE): Define.
222 (TV_PCH_CPP_RESTORE): Define.
224 2010-04-13 Michael Matz <matz@suse.de>
226 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
228 (can_reassociate_p): New function.
229 (break_up_subtract_bb, reassociate_bb): Use it.
231 2010-04-13 Richard Guenther <rguenther@suse.de>
234 * builtins.c (c_readstr): Fix assert.
236 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
239 when generating cltd insn.
241 (*ashl<mode>3_1): Remove special handling for register operand 2.
242 (*ashlsi3_1_zext): Ditto.
244 (*ashlhi3_1_lea): Ditto.
246 (*ashlqi3_1_lea): Ditto.
247 (*<shiftrt_insn><mode>3_1): Ditto.
248 (*<shiftrt_insn>si3_1_zext): Ditto.
249 (*<shiftrt_insn>qi3_1_slp): Ditto.
250 (*<rotate_insn><mode>3_1): Ditto.
251 (*<rotate_insn>si3_1_zext): Ditto.
252 (*<rotate_insn>qi3_1_slp): Ditto.
254 2010-04-13 Richard Guenther <rguenther@suse.de>
256 * tree-ssa-structalias.c (callused_id): Remove.
257 (call_stmt_vars): New.
258 (get_call_vi): Likewise.
259 (lookup_call_use_vi): Likewise.
260 (lookup_call_clobber_vi): Likewise.
261 (get_call_use_vi): Likewise.
262 (get_call_clobber_vi): Likewise.
263 (make_transitive_closure_constraints): Likewise.
264 (handle_const_call): Adjust to do per-call call-used handling.
265 (handle_pure_call): Likewise.
266 (find_what_var_points_to): Remove general callused handling.
267 (init_base_vars): Likewise.
268 (init_alias_vars): Initialize call_stmt_vars.
269 (compute_points_to_sets): Process call-used and call-clobbered
270 vars for call statements.
271 (delete_points_to_sets): Free call_stmt_vars.
273 2010-04-13 Richard Guenther <rguenther@suse.de>
275 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
276 Only add RW dependence for dependence distance zero.
277 Adjust maximal vectorization factor according to dependences.
278 Move alignment handling ...
279 (vect_find_same_alignment_drs): ... here. New function.
280 (vect_analyze_data_ref_dependences): Adjust.
281 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
282 (vect_analyze_data_refs): Adjust minimal vectorization factor
283 according to data references.
284 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
285 dependences before determining the vectorization factor.
286 Analyze alignment after determining the vectorization factor.
287 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
288 dependences before alignment.
289 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
291 (vect_analyze_data_refs): Likewise.
292 (MAX_VECTORIZATION_FACTOR): New define.
294 2010-04-13 Duncan Sands <baldrick@free.fr>
296 * except.h (lang_eh_type_covers): Remove.
297 * except.c (lang_eh_type_covers): Likewise.
299 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
300 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
302 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
303 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
304 UNITS_PER_LONG where it is ABI relevant.
305 (s390_return_addr_rtx): Likewise.
306 (s390_back_chain_rtx): Likewise.
307 (s390_frame_area): Likewise.
308 (s390_frame_info): Likewise.
309 (s390_initial_elimination_offset): Likewise.
310 (save_gprs): Likewise.
311 (s390_emit_prologue): Likewise.
312 (s390_emit_epilogue): Likewise.
313 (s390_function_arg_advance): Likewise.
314 (s390_function_arg): Likewise.
315 (s390_va_start): Likewise.
316 (s390_gimplify_va_arg): Likewise.
317 (s390_function_profiler): Likewise.
318 (s390_optimize_prologue): Likewise.
319 (s390_rtx_costs): Likewise.
320 (s390_secondary_reload): Likewise.
321 (s390_promote_function_mode): Likewise.
322 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
323 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
325 (s390_unwind_word_mode): New function.
326 (s390_function_value): Split 64 bit values into register pair if
327 used as return value.
328 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
329 function call parameters. Handle parallels.
330 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
331 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
332 (DWARF_CIE_DATA_ALIGNMENT): New macro.
333 (s390_expand_setmem): Remove unused variable src_addr.
334 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
335 deal with 64 bit registers.
336 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
337 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
338 (UNITS_PER_LONG): New macro.
339 * libjava/include/s390-signal.h: Define extended ucontext
340 structure containing the upper halfs of the 64 bit registers.
342 2010-04-13 Simon Baldwin <simonb@google.com>
344 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
346 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
348 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
349 rvalue on the RHS if the LHS is of a non-renamable type.
350 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
352 2010-04-13 Matthias Klose <doko@ubuntu.com>
354 * gcc.c (cc1_options): Handle -iplugindir before processing
355 the cc1 spec. Only add -iplugindir once.
356 (cpp_unique_options): Add -iplugindir option if -fplugin* options
358 * common.opt (iplugindir): Remove `Separate' property, initialize.
359 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
361 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
362 (distclean): Remove plugin dir.
363 * doc/invoke.texi: Document -iplugindir.
365 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
367 * doc/plugins.texi (Loading Plugins): Document short
369 (Plugin API): Mention default_plugin_dir_name function.
371 * gcc.c (find_file_spec_function): Add new declaration.
372 (static_spec_func): Use it for "find-file".
373 (find_file_spec_function): Add new function.
374 (cc1_options): Add -iplugindir option if -fplugin* options found.
376 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
378 * plugin.c (add_new_plugin): Updated comment, and handle short
380 (default_plugin_dir_name): Added new function.
382 * common.opt (iplugindir): New option to set the plugin directory.
384 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.md (any_rotate): New code iterator.
387 (rotate_insn): New code attribute.
389 (SWIM124): New mode iterator.
390 (<rotate_insn>ti3): New expander.
391 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
392 any_rotate code iterator.
393 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
394 using any_rotate code iterator and SWIM124 mode iterator.
395 (ix86_rotlti3): New insn_and_split pattern.
396 (ix86_rotrti3): Ditto.
397 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
398 ix86_rotl{di,ti}3 patterns.
399 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
400 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
401 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
402 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
403 code iterator and SWI mode iterator.
404 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
405 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
407 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
408 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
409 (bswap rotatert splitter): Add splitter.
410 (bswap splitter): Macroize splitter using any_rotate code iterator.
411 Add insn predicate to split only for TARGET_USE_XCHGB or when
412 optimizing function for size.
414 2010-04-12 Steve Ellcey <sje@cup.hp.com>
416 * config/pa/pa.c (emit_move_sequence): Remove use of
417 deleted variable flag_argument_noalias.
419 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
421 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
423 Add to unsupported targets list.
424 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
425 sparc*-sun-solaris2.[567]* from target lists.
426 * configure: Regenerate.
427 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
429 Remove Solaris 7 patch references.
430 (Specific, sparc-sun-solaris2.7): Removed.
431 (sparc-sun-solaris2*): Update Solaris 7 example.
432 (sparc64-*-solaris2*): Likewise.
434 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
436 * config.build (alpha*-dec-osf4*): Remove.
437 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
438 of obsolete configurations.
439 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
441 * config/alpha/t-osf4: Renamed to ...
442 * config/alpha/t-osf5: ... this.
443 * config/alpha/osf.h: Renamed to ...
444 * config/alpha/osf5.h: ... this.
445 Merged old osf5.h contents.
447 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
448 (EXTRA_SPECS): Removed.
449 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
450 reflect removal of Tru64 UNIX V4.0/V5.0 support.
453 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
455 * doc/contrib.texi (Contributors, Rainer Orth): Update.
457 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
460 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
461 __thiscall convention.
463 2010-04-12 Steve Ellcey <sje@cup.hp.com>
465 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
467 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
469 2010-04-12 Steve Ellcey <sje@cup.hp.com>
471 * function.c (assign_parms_initialize_all): Add unused attribute
474 2010-04-12 Richard Guenther <rguenther@suse.de>
476 * gsstruct.def (GSS_CALL): New.
477 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
478 * gimple.h: Include tree-ssa-alias.h.
479 (struct gimple_statement_call): New.
480 (union gimple_statement_struct_d): Add gimple_call member.
481 (gimple_call_reset_alias_info): Declare.
482 (gimple_call_use_set): New function.
483 (gimple_call_clobber_set): Likewise.
484 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
485 * gimple.c (gimple_call_reset_alias_info): New function.
486 (gimple_build_call_1): Call it.
487 * lto-streamer-in.c (input_gimple_stmt): Likewise.
488 * tree-inline.c (remap_gimple_stmt): Likewise.
489 (expand_call_inline): Remove callused handling.
490 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
491 * tree-dfa.c (dump_variable): Likewise.
492 * tree-parloops.c (parallelize_loops): Likewise.
493 * tree-ssa.c (init_tree_ssa): Likewise.
494 (delete_tree_ssa): Likewise.
495 * tree-flow-inline.h (is_call_used): Remove.
496 * tree-flow.h (struct gimple_df): Remove callused member.
497 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
498 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
499 (ref_maybe_used_by_call_p_1): Simplify.
500 (call_may_clobber_ref_p_1): Likewise.
501 * tree-ssa-structalias.c (compute_points_to_sets): Set
502 the call stmt used and clobbered sets.
503 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
504 (find_tail_calls): Verify the tail call.
506 2010-04-12 Richard Guenther <rguenther@suse.de>
508 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
509 single-iteration always-inline inlining.
510 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
511 (cgraph_decide_inlining): Do not handle always-inline specially.
512 (try_inline): Remove always-inline cycle detection special case.
513 Do not recurse on always-inlines.
514 (cgraph_early_inlining): Do not iterate if not optimizing.
515 (cgraph_gate_early_inlining): remove.
516 (pass_early_inline): Run unconditionally.
517 (gate_cgraph_decide_inlining): New function.
518 (pass_ipa_inline): Use it. Do not run the IPA inliner if
519 not inlining or optimizing.
520 (cgraph_decide_inlining_of_small_functions): Also consider
521 always-inline functions.
522 (cgraph_default_inline_p): Return true for nodes which should
523 disregard inline limits.
524 (estimate_function_body_sizes): Assume zero size and time for
525 nodes which are marked as disregarding inline limits.
526 (cgraph_decide_recursive_inlining): Do not perform recursive
527 inlining on always-inline nodes.
529 2010-04-12 Jakub Jelinek <jakub@redhat.com>
532 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
533 for exprs satisfying handled_component_p.
535 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
537 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
538 non-constant aggregate elements.
540 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
541 is a real initialization.
543 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
546 * c-decl.c (start_function): Move forward check for nested function.
548 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
550 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
551 * config/sh/sh.c: Include reload.h.
552 (sh_legitimize_reload_address): New.
553 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
554 sh_legitimize_reload_address.
556 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
558 * config/sh/sh.md (*movqi_pop): New insn pattern.
559 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
561 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/i386.md (any_shiftrt): New code iterator.
564 (shiftrt_insn): New code attribute.
566 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
567 using any_shiftrt code iterator.
568 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
569 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
570 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
571 pattern from corresponding peephole2 patterns.
572 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
573 using any_shiftrt code iterator.
574 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
575 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
576 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
577 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
578 *{ashr,lshr}<mode>3_cmp_zext.
579 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
581 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
583 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
585 (*lshr<mode>3_cconly): Ditto.
587 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.md (lshr<mode>3): Macroize expander from
590 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
591 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
592 pattern from *lshr{di,ti}3_1 and corresponding splitters using
594 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
595 from corresponding peephole2 patterns.
596 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
597 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
598 and *lshrdi3_1_rex64 using SWI mode iterator.
599 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
600 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
601 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
602 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
603 and *lshrdi3_cmp_rex64 using SWI mode iterator.
604 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
605 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
606 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
607 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
610 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.md (ashr<mode>3): Macroize expander from
613 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
614 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
615 pattern from *ashr{di,ti}3_1 and corresponding splitters using
617 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
618 from corresponding peephole2 patterns.
619 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
620 (ashrsi3_cvt): Rename from ashrsi3_31.
621 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
622 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
623 and x86_64_shift_adj_3 using SWI48 mode iterator.
624 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
625 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
626 and *ashrdi3_1_rex64 using SWI mode iterator.
627 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
628 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
629 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
630 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
631 and *ashrdi3_cmp_rex64 using SWI mode iterator.
632 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
633 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
634 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
635 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
637 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
638 * config/i386/i386.c (ix86_split_ashr): Update for renamed
639 x86_shift<mode>_adj_3 expanders.
641 2010-04-10 Wei Guozhi <carrot@google.com>
644 * config/arm/arm.c (arm_pic_static_addr): New function.
645 (legitimize_pic_address): Call arm_pic_static_addr when it detects
647 (arm_output_addr_const_extra): Output expression for new pattern.
648 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
650 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
652 * ira-costs.c (record_reg_classes): Ignore alternatives that are
655 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
656 * web.c: Include "insn-config.h" and "recog.h".
657 (union_match_dups): New function.
659 (union_defs): Don't try to recognize match_dups.
661 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
662 if doing so would replace the entire pattern.
664 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
668 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
669 and splitter pattern. Change splitter operand 1 predicate to
672 2010-04-09 Martin Jambor <mjambor@suse.cz>
674 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
675 lattices are addresses of CONST_DECLs with the same initial value.
676 (ipcp_print_all_lattices): Print values of CONST_DECLs.
677 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
679 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
680 Bernd Schmidt <bernd.schmidt@codesourcery.com>
682 * loop-invariant.c (replace_uses): New static function.
683 (move_invariant_reg): Use it to ensure we can replace the uses.
685 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
687 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
689 (picochip_override_options): Enable section anchors only above -O1.
690 (picochip_reorg): Fixed a couple of build warnings.
692 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
694 * configure.ac (plugin -rdynamic test): Log result.
695 * configure: Regenerate.
696 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
697 (RDYNAMIC_SPEC): Define.
698 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
700 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
702 * configure.ac: Determine Sun ld version numbers.
703 (comdat_group): Restrict GNU ld version checks to gld.
704 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
705 (enable_comdat): Support --enable-comdat.
706 * configure: Regenerate.
707 * doc/install.texi (Configuration): Document --enable-comdat.
709 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
711 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
712 * config/sol2-gld.h: ... here.
713 * config.gcc (sparc*-*-solaris2*): Reflect this.
714 (i[34567]86-*-solaris2*): Use it.
716 2010-04-09 Steve Ellcey <sje@cup.hp.com>
718 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
720 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
722 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
725 * diagnostic.c (diagnostic_initialize): Initialize
726 some_warnings_are_errors.
727 (diagnostic_finish): New.
728 (diagnostic_action_after_output): Call it before exiting.
729 (diagnostic_report_diagnostic): Do not print message here. Set
730 some_warnings_are_errors.
731 * diagnostic.h (diagnostic_context): Delete
732 issue_warnings_are_errors_message. Add some_warnings_are_errors.
733 (diagnostic_finish): Declare.
734 * toplev.c (toplev_main): Call it before exit.
736 2010-04-09 Jason Merrill <jason@redhat.com>
739 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
743 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
744 based on a warning flag.
746 2010-04-09 Richard Guenther <rguenther@suse.de>
748 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
750 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
753 * varasm.c (default_assemble_visibility): Wrap vars that are
754 set, but unused, by targets without GAS.
755 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
756 Remove set, but unused, vars.
757 (rs6000_legitimize_tls_address): Likewise.
758 (altivec_expand_dst_builtin): Likewise.
759 * config/darwin.c (machopic_classify_symbol): Likewise.
760 (machopic_indirection_name): Likewise.
762 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.md (DWI): New mode iterator.
765 (S): New mode attribute.
766 (shift_operand): Ditto.
767 (shift_immediate_operand): Ditto.
768 (ashl_input_operand): Ditto.
769 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
770 using SDWIM mode iterator.
771 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
772 pattern from *ashl{di,ti}3_1 and corresponding splitters using
774 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
775 from corresponding peephole2 patterns.
776 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
777 and x86_64_shift_adj_1 using SWI48 mode iterator.
778 (x86_shift<mode>_adj_2): Ditto.
779 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
780 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
781 using SWI48 mode iterator.
782 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
783 *ashldi3_cmp_rex64 using SWI mode iterator.
784 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
785 *ashldi3_cconly_rex64 using SWI mode iterator.
786 * config/i386/i386.c (ix86_split_ashl): Update for renamed
787 x86_shift<mode>_adj_{1,2}.
788 (ix86_split_ashr): Ditto.
789 (ix86_split_lshr): Ditto.
791 2010-04-09 Richard Guenther <rguenther@suse.de>
793 * target.h (builtin_conversion): Pass in input and output types.
794 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
795 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
796 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
797 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
799 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
801 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
803 2010-04-09 Richard Guenther <rguenther@suse.de>
806 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
808 2010-04-09 Richard Guenther <rguenther@suse.de>
810 * tree-vectorizer.h (struct _stmt_vec_info): Document
811 that vectype is the type of the LHS.
812 (supportable_widening_operation, supportable_narrowing_operation):
813 Get both input and output vector types as arguments.
814 (vect_is_simple_use_1): Declare.
815 (get_same_sized_vectype): Likewise.
816 * tree-vect-loop.c (vect_determine_vectorization_factor):
817 Set STMT_VINFO_VECTYPE to the vector type of the def.
818 (vectorizable_reduction): Adjust.
819 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
820 Adjust. Specify the output vector type.
821 (vect_pattern_recog_1): Adjust.
822 * tree-vect-stmts.c (get_same_sized_vectype): New function.
823 (vectorizable_call): Adjust.
824 (vectorizable_conversion): Likewise.
825 (vectorizable_operation): Likewise.
826 (vectorizable_type_demotion): Likewise.
827 (vectorizable_type_promotion): Likewise.
828 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
830 (vect_is_simple_use_1): New function.
831 (supportable_widening_operation): Get both input and output
833 (supportable_narrowing_operation): Likewise.
834 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
836 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
838 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
839 __thiscall and _thiscall as predefined macros.
840 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
841 thiscall attribute handling.
842 (ix86_comp_type_attributes): Likewise.
843 (ix86_function_regparm): Likewise.
844 (ix86_return_pops_args): Likewise.
845 (init_cumulative_args): Likewise.
846 (find_drap_reg): Likewise.
847 (ix86_static_chain): Likewise.
848 (x86_this_parameter): Likewise.
849 (x86_output_mi_thunk): Likewise.
850 (ix86_attribute_table): Add description for thiscall attribute.
851 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
852 * doc/extend.texi: Add documentation for thiscall.
854 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
857 * c.opt (Wint-to-pointer-cast): Available in C++.
858 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
860 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
862 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
863 * calls.c (expand_call): Pass the function type to aggregate_value_p.
864 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
865 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
866 function type instead. Reorder and simplify checks.
868 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
870 2010-04-08 Jing Yu <jingyu@google.com>
871 Zdenek Dvorak <ook@ucw.cz>
873 PR tree-optimization/42720
874 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
875 loop unswitch conditions here from ...
876 (tree_unswitch_single_loop): ... here.
878 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
880 * tree-if-conv.c: Fix comments and simplify logic.
882 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
884 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
885 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
886 (main_tree_if_conversion): Update call to tree_if_conversion.
888 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
891 * doc/invoke.texi (-b,-V): Delete.
892 * doc/tm.texi: Do not mention -b.
893 * gcc.c (display_help): Delete -b and -V.
894 (process_command): Delete -b and -V.
895 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
897 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
898 Wolfgang Gellerich <gellerich@de.ibm.com>
900 Implement target hook for loop unrolling
901 * target.h (loop_unroll_adjust): Add a new target hook function.
902 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
903 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
904 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
905 (s390_loop_unroll_adjust): Implement the new target hook for s390.
906 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
908 (decide_unroll_stupid): Likewise.
910 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
913 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
915 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
917 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
918 (Specific, *-*-solaris2*): Likewise.
919 Don't prefer Sun as over GNU as.
921 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
923 * config/s390/s390.c (override_options): Adjust the z10
924 defaults for max-unroll-times, max-completely-peeled-insns
925 and max-completely-peel-times.
927 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
929 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
930 instructions for z10.
931 (s390_expand_setmem): Likewise.
932 (s390_expand_cmpmem): Likewise.
934 2010-04-08 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/43679
937 * tree-ssa-pre.c (eliminate): Only propagate copies.
939 2010-04-08 Jakub Jelinek <jakub@redhat.com>
942 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
943 set but not used variable warning.
945 2010-04-08 Wei Guozhi <carrot@google.com>
948 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
949 (arm_size_rtx_costs): Call the new function when optimized for size.
951 2010-04-08 Jakub Jelinek <jakub@redhat.com>
954 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
955 op0 is not a MEM, just return NULL instead of assertion
957 (discover_nonconstant_array_refs): Don't walk debug stmts.
959 2010-04-08 Doug Kwan <dougkwan@google.com>
961 * configure.ac: Recognize gold and do not use its version number
963 * configure: Regenerate.
965 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
968 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
969 (negate_value): Move code to push elements to broken_up_substracts ...
970 (eliminate_plus_minus_pair): ... here. Push operands that have no
971 negative pair to plus_negates.
972 (repropagate_negates, init_reassoc, fini_reassoc): Update.
974 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
976 * doc/install.texi (Configuration): Move description of
977 --enable-lto, --with-libelf*, --enable-gold from Java section to
980 * doc/generic.texi (Working with declarations)
981 (Function Properties, C and C++ Trees): Fix typos.
982 * doc/sourcebuild.texi (Top Level): Likewise.
984 2010-04-07 Jakub Jelinek <jakub@redhat.com>
987 * tree.h (DECL_READ_P): Define.
988 (struct tree_decl_common): Add decl_read_flag.
989 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
990 a set but not used warning.
991 (merge_decls): Merge DECL_READ_P flag.
992 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
993 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
994 * c-common.c (handle_used_attribute, handle_unused_attribute):
996 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
998 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1000 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1001 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1002 c_parser_binary_expression, c_parser_cast_expression,
1003 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1004 Call default_function_array_read_conversion instead of
1005 default_function_array_conversion where needed.
1006 (c_parser_unary_expression, c_parser_conditional_expression,
1007 c_parser_postfix_expression_after_primary, c_parser_initelt):
1008 Likewise. Call mark_exp_read where needed.
1009 (c_parser_statement_after_labels, c_parser_asm_operands,
1010 c_parser_typeof_specifier, c_parser_sizeof_expression,
1011 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1013 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1015 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1016 (warn_unused_but_set_parameter): Default to warn_unused
1018 * doc/invoke.texi: Document -Wunused-but-set-variable and
1019 -Wunused-but-set-parameter.
1021 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1022 used count variable.
1023 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1024 when operandN variables aren't used in the body of the expander
1026 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1027 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1028 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1029 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1030 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1031 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1032 * tree.c (PROCESS_ARG): Likewise.
1034 2010-04-07 Simon Baldwin <simonb@google.com>
1036 * diagnostic.h (diagnostic_override_option_index): New macro to
1037 set a diagnostic's option_index.
1038 * c-tree.h (c_cpp_error): Add warning reason argument.
1039 * opts.c (_warning_as_error_callback): New.
1040 (register_warning_as_error_callback): Store callback for
1041 warnings enabled via enable_warning_as_error.
1042 (enable_warning_as_error): Call callback, minor code tidy.
1043 * opts.h (register_warning_as_error_callback): Declare.
1044 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1045 response to -Werror=.
1046 (c_common_init_options): Register warning_as_error_callback in opts.c.
1047 * common.opt: Add -Wno-cpp option.
1048 * c-common.c (struct reason_option_codes_t): Map cpp warning
1049 reason codes to gcc option indexes.
1050 * (c_option_controlling_cpp_error): New function, lookup the gcc
1051 option index for a cpp warning reason code.
1052 * (c_cpp_error): Add warning reason argument, call
1053 c_option_controlling_cpp_error for diagnostic_override_option_index.
1054 * doc/invoke.texi: Document -Wno-cpp.
1056 2010-04-07 Richard Guenther <rguenther@suse.de>
1058 * ipa-reference.c (mark_load): Use get_base_address.
1059 (mark_store): Likewise.
1061 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1062 inserting GIMPLE_NOPs into the IL.
1063 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1064 Explicitly strip handled components and indirect references.
1066 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1067 folding address expressions.
1068 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1069 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1070 operand_equal_p to compare decls.
1071 (ptr_deref_may_alias_decl_p): Likewise.
1072 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1073 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1074 Handle reversed comparison ops.
1075 * tree-sra.c (asm_visit_addr): Use get_base_address.
1076 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1077 * ipa-reference.c (mark_address): Use get_base_address.
1079 2010-04-07 Richard Guenther <rguenther@suse.de>
1081 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1082 Propagate constants everywhere.
1084 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1087 * tree.c (MAX_INT_CACHED_PREC): Define.
1088 (nonstandard_integer_type_cache): New array.
1089 (build_nonstandard_integer_type): Cache results for precision
1090 <= MAX_INT_CACHED_PREC.
1092 2010-04-07 Richard Guenther <rguenther@suse.de>
1094 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1095 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1096 * common.opt: Likewise.
1097 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1098 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1099 (nonoverlapping_memrefs_p): Likewise.
1100 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1101 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1102 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1103 OPT_fargument_noalias_global for backward compatibility.
1105 2010-04-07 Richard Guenther <rguenther@suse.de>
1107 PR tree-optimization/43270
1108 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1109 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1110 * tree-ssa-pre.c (phi_translate_1): Adjust.
1111 (fully_constant_expression): Split out vn_reference handling to ...
1112 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1113 Fold reads from constant strings.
1114 (vn_reference_lookup): Handle fully constant references.
1115 (vn_reference_lookup_pieces): Likewise.
1116 * Makefile.in (expmed.o-warn): Add -Wno-error.
1118 2010-04-07 Martin Jambor <mjambor@suse.cz>
1120 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1122 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1125 * gcc.c: Add -static-libstdc++ to list of recognized options.
1127 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1129 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1131 2010-04-07 Richard Guenther <rguenther@suse.de>
1134 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1135 bases build simple mem attributes to retain points-to information.
1137 2010-04-07 Richard Guenther <rguenther@suse.de>
1140 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1141 preserve points-to related information.
1143 2010-04-07 Richard Guenther <rguenther@suse.de>
1146 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1147 discard plain indirect references.
1148 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1149 * tree.c (tree_nop_conversion): Likewise.
1151 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1154 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1156 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1158 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1159 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1161 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1163 * tree-if-conv.c: Fix indentation and comments.
1165 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1167 * tree-if-conv.c: Sort static functions in topological order.
1169 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1171 * tree-if-conv.c: Fix indentation and comments.
1173 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1176 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1177 lang_hooks.types.type_for_size instead of
1178 build_nonstandard_integer_type.
1179 When converting an unsigned type to signed, double its precision.
1180 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1181 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1182 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1185 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1188 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1189 POINTER_PLUS_EXPR for pointer types.
1191 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1194 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1195 * graphite-clast-to-gimple.c: Include langhooks.h.
1196 (max_signed_precision_type): New.
1197 (max_precision_type): Takes two types as arguments.
1198 (precision_for_value): New.
1199 (precision_for_interval): New.
1200 (gcc_type_for_interval): New.
1201 (gcc_type_for_value): New.
1202 (gcc_type_for_clast_term): New.
1203 (gcc_type_for_clast_red): New.
1204 (gcc_type_for_clast_bin): New.
1205 (gcc_type_for_clast_expr): Split up into several functions.
1206 (gcc_type_for_clast_eq): Rewritten.
1207 (compute_bounds_for_level): New.
1208 (compute_type_for_level_1): New.
1209 (compute_type_for_level): New.
1210 (gcc_type_for_cloog_iv): Removed.
1211 (gcc_type_for_iv_of_clast_loop): Rewritten.
1212 (graphite_create_new_loop): Compute the lower and upper bound types
1213 with gcc_type_for_clast_expr.
1214 (graphite_create_new_loop_guard): Same.
1215 (find_cloog_iv_in_expr): Removed.
1216 (compute_cloog_iv_types_1): Removed.
1217 (compute_cloog_iv_types): Removed.
1218 (gloog): Do not call compute_cloog_iv_types.
1219 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1221 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1222 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1223 (GBB_CLOOG_IV_TYPES): Removed.
1225 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1227 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1228 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1229 (detect_commutative_reduction): Same.
1231 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1233 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1234 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1236 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1237 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1238 (rewrite_commutative_reductions_out_of_ssa): Same.
1239 * passes.c (execute_function_todo): Call verify_ssa for every pass
1240 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1241 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1242 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1243 with an extra argument.
1244 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1245 verify_ssa only when the extra argument is true.
1246 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1247 with an extra argument.
1248 (tree_transform_and_unroll_loop): Same.
1250 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1252 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1253 for all the passes of the LNO having LOOP_CLOSED_SSA.
1254 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1255 * tree-loop-distribution.c (pass_loop_distribution): Same.
1256 * tree-pass.h (TODO_verify_loops): Removed.
1257 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1259 (pass_tree_unswitch): Same.
1260 (pass_predcom): Same.
1261 (pass_vectorize): Same.
1262 (pass_linear_transform): Same.
1263 (pass_graphite_transforms): Same.
1264 (pass_iv_canon): Same.
1265 (pass_complete_unroll): Same.
1266 (pass_complete_unrolli): Same.
1267 (pass_parallelize_loops): Same.
1268 (pass_loop_prefetch): Same.
1269 (pass_iv_optimize): Same.
1271 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1274 * passes.c (init_optimization_passes): Move pass_lim before
1275 pass_copy_prop and pass_dce_loop.
1277 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1280 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1281 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1282 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1283 MULTI_* defines for 4 argument vpermil2p* builtins.
1285 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1288 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1289 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1290 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1291 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1292 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1293 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1294 Use x86_maybe_negate_const_int to output insn mnemonic.
1295 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1296 check from instruction predicate. Update comments.
1297 * config/i386/sync.md (sync_add<mode>): Use
1298 x86_maybe_negate_const_int to output insn mnemonic.
1300 2010-04-06 Jan Hubicka <jh@suse.cz>
1302 PR tree-optimization/42906
1303 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1304 IGNORE_SELF argument. Set visited_control_parents for fully
1306 (find_obviously_necessary_stmts): Update call of
1307 mark_control_dependent_edges_necessary.
1308 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1310 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md: Remove comment about 'e' and 'E'
1315 2010-04-06 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/43627
1318 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1319 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1322 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1324 * BASE-VER: Change to 4.6.0.
1327 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1330 2010-04-06 Richard Guenther <rguenther@suse.de>
1333 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1335 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1337 * doc/invoke.texi (Optimize Options): Document that LTO
1338 won't remove object access purely due to incompatible
1341 2010-04-04 Matthias Klose <doko@ubuntu.com>
1343 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1344 Initialize variable.
1346 2010-04-03 Richard Guenther <rguenther@suse.de>
1349 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1350 require a non-NULL MEM_OFFSET.
1352 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1354 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1355 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1356 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1357 config/alpha/predicates.md, config/arm/arm.md,
1358 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1359 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1360 config/darwin9.h, config/darwin.c, config/darwin.h,
1361 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1362 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1363 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1364 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1365 config/mips/mips.md, config/mn10300/mn10300.c,
1366 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1367 config/rs6000/aix.h, config/rs6000/dfp.md,
1368 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1369 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1370 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1371 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1372 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1373 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1374 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1375 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1376 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1377 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1378 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1379 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1380 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1381 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1382 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1383 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1384 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1385 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1386 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1387 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1388 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1389 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1390 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1391 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1392 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1393 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1394 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1395 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1396 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1397 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1398 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1399 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1400 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1401 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1402 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1403 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1405 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1408 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1409 * aclocal.m4: Regenerate.
1411 2010-04-02 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/43629
1414 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1415 if we have seen a constant value.
1417 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1419 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1421 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1424 * arm.c (legitimize_tls_address): Adjust call to
1425 gen_tls_load_dot_plus_four.
1426 (arm_note_pic_base): New function.
1427 (arm_cannot_copy_insn_p): Use it.
1428 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1431 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1436 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1438 * Makefile.in ($(out_object_file)): Depend on
1439 gt-$(basename $(notdir $(out_file))).h.
1441 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1443 * config.gcc (lm32-*-rtems*): Add t-lm32.
1445 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1447 * config.gcc: Add lm32-*-rtems*.
1448 * config/lm32/rtems.h: New file.
1450 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1453 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1455 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1457 * dwarf2out.c (output_compilation_unit_header): For
1458 -gdwarf-4 use version 4 instead of version 3.
1459 (output_line_info): For version 4 and above emit additional
1460 maximum ops per insn header field.
1461 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1463 * dwarf2out.c (is_c_family, is_java): Remove.
1464 (lower_bound_default): New function.
1465 (add_bound_info, gen_descr_array_type_die): Use it.
1467 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1470 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1471 re-declaration when it happens in a function.
1473 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1475 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1476 (cgraph_remove_function_insertion_hook): Same.
1477 (cgraph_call_function_insertion_hooks): Same.
1479 2010-04-01 Richard Guenther <rguenther@suse.de>
1482 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1483 and TREE_THIS_VOLATILE.
1484 (copy_ref_info): Likewise.
1485 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1486 * tree.c (build6_stat): Ignore side-effects of all but arg5
1487 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1490 2010-04-01 Richard Guenther <rguenther@suse.de>
1492 PR tree-optimization/43607
1493 * ipa-type-escape.c (check_call): Do not access non-existing
1496 2010-04-01 Richard Guenther <rguenther@suse.de>
1500 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1501 Jack Howarth <howarth@bromo.med.uc.edu>
1503 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1506 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1508 * doc/install.texi (Prerequisites): Document libelf usability on
1509 IRIX 5/6 and Solaris 2.
1510 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1511 Update GNU as, GNU ld requirements.
1512 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1513 Document Sun Studio compiler download.
1514 Update and simplify as, ld recommendations.
1515 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1517 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1519 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1520 with_tune_32 to pentium4.
1522 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1526 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1528 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1529 obsoletion, removal.
1531 Document GNU as requirement.
1532 Update configure requirements.
1533 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1534 Recomment IRIX 6.5.18+.
1535 Document IDF/IDL requirement.
1536 Document GNU as requirement.
1537 Document GNU ld bootstrap failure.
1538 Remove freeware.sgi.com reference.
1540 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1542 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1543 UNIX V4.0, V5.0 obsoletion, removal.
1544 Remove --with-gc=simple reference.
1545 Update VM requirements during bootstrap.
1546 Remove -oldas bootstrap description.
1547 Update binutils reference.
1548 Remove comparison failure note.
1550 2010-03-31 Richard Guenther <rguenther@suse.de>
1551 Zdenek Dvorak <ook@ucw.cz>
1552 Sebastian Pop <sebastian.pop@amd.com>
1555 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1556 with multiple arguments.
1557 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1559 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1561 * graphite-dependences.c (print_pddr): Call print_pdr with an
1563 * graphite-poly.c (debug_pdr): Add an extra argument for the
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.
1588 * graphite-poly.h (debug_pdr): Update declaration.
1590 (print_pbb_domain): Same.
1592 (print_scop_context): Same.
1594 (print_cloog): Same.
1595 (debug_pbb_domain): Same.
1599 (debug_scop_context): Same.
1601 (debug_cloog): Same.
1602 (print_scop_params): Same.
1603 (debug_scop_params): Same.
1604 (print_iteration_domain): Same.
1605 (print_iteration_domains): Same.
1606 (debug_iteration_domain): Same.
1607 (debug_iteration_domains): Same.
1608 (print_scattering_function): Same.
1609 (print_scattering_functions): Same.
1610 (debug_scattering_function): Same.
1611 (debug_scattering_functions): Same.
1613 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1615 * graphite-poly.c (print_scattering_function_1): New.
1616 (print_scattering_function): Call it.
1617 (print_scop_params): Remove spaces at the end of lines.
1620 * graphite-poly.h (print_cloog): Declared.
1621 (debug_cloog): Declared.
1623 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1625 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1627 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1628 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1629 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1630 to switch between adding the IV bump in loop->latch or in loop->header.
1632 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1634 * graphite-poly.c (print_scattering_function): Pretty print following
1637 (print_pbb_domain): Same.
1638 (dump_gbb_cases): Same.
1639 (dump_gbb_conditions): Same.
1642 (print_scop_params): Same.
1643 (print_scop_context): Same.
1645 (print_pbb_body): New.
1646 (lst_indent_to): New.
1647 (print_lst): Start new lines with a #.
1648 * graphite-poly.h (pbb_bb): New.
1649 (pbb_index): Use pbb_bb.
1650 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1652 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1654 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1656 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1657 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1658 and 0 instead of 1 for dw_val_class_flag.
1659 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1660 dw_val_class_range_list, dw_val_class_loc_list,
1661 dw_val_class_lineptr and dw_val_class_macptr, use
1662 DW_FORM_flag_present for dw_val_class_flag and
1663 DW_FORM_exprloc for dw_val_class_loc.
1664 (output_die): For -gdwarf-4 print dw_val_class_loc
1665 size as uleb128 instead of 1 or 2 bytes and don't print
1666 anything for dw_val_class_flag.
1668 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1669 instead of cselib_lookup following by tweaking locs->setting_insn.
1672 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1673 even before returning from label, setjmp call or volatile asm
1676 2010-03-31 Richard Guenther <rguenther@suse.de>
1679 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1680 temporary data on stack.
1682 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1685 (PUSHSECTION_ASM_OP): Remove.
1686 (POPSECTION_ASM_OP): Remove.
1687 (PUSHSECTION_FORMAT): Remove.
1688 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1689 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1690 * config/sol2.c (solaris_output_init_fini): Use it.
1692 2010-03-31 Jie Zhang <jie@codesourcery.com>
1695 * opt-functions.awk (var_type_struct): Use signed char type
1696 for simple variables.
1698 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1700 * config/sol2.c: Include output.h.
1701 (solaris_assemble_visibility): New function.
1702 * config/t-sol2 (sol2.o): Add output.h dependency.
1703 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1704 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1707 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1710 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1711 V2SImode or XFmode on PRE_DEC.
1714 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1717 2010-03-31 Jie Zhang <jie@codesourcery.com>
1720 * reload.h (caller_save_initialized_p): Declare.
1721 * toplev.c (backend_init_target): Don't call
1722 init_caller_save but set caller_save_initialized_p to false.
1723 * caller-save.c (caller_save_initialized_p): Define.
1724 (init_caller_save): Check caller_save_initialized_p.
1725 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1727 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1731 and soft-fp/t-softfp to tmake_file.
1732 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1733 (LIBGCC2_TF_CEXT): Define.
1736 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1739 * cselib.c (n_useless_values): Document handling of debug locs.
1740 (n_useless_debug_values, n_debug_values): New variables.
1741 (new_elt_loc_list): Don't add to debug values, keep count.
1742 (promote_debug_loc): New.
1743 (cselib_reset_table): Zero new variables.
1744 (entry_and_rtx_equal_p): Promote debug locs.
1745 (discard_useless_locs): Increment n_useless_debug_values for
1747 (remove_useless_values): Adjust n_useless_values and n_debug_values
1748 with n_useless_debug_values.
1749 (add_mem_for_addr): Promote debug locs.
1750 (cselib_lookup_mem): Likewise.
1751 (cselib_lookup_addr): Renamed to...
1752 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1753 (cselib_log_lookup): ... this. Turn into...
1754 (cselib_lookup_addr): ... new wrapper.
1755 (cselib_lookup_from_insn): New.
1756 (cselib_invalidate_regno): Increment n_useless_debug_values for
1758 (cselib_invalidate_mem): Likewise.
1759 (cselib_process_insn): Take n_deleted and n_debug_values into
1760 account to guard remove_useless_value call.
1761 (cselib_finish): Zero n_useless_debug_values.
1762 * cselib.h (cselib_lookup_from_insn): Declare.
1763 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1764 (sched_analyze_2): Likewise.
1766 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1768 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1770 (adjust_mems): Replace narrowing SUBREG of expression containing
1771 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1772 with operations in the narrower mode.
1775 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1776 regs_invalidated_by_call instead all call_used_reg_set registers.
1778 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1781 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1782 pointer comparisons with types_compatible_p.
1783 * tree-vect-stmts.c (vectorizable_call): Same.
1784 (vectorizable_condition): Same.
1786 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1788 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1789 stack check if the mask would be zero.
1791 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1792 Jack Howarth <howarth@bromo.med.uc.edu>
1794 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1797 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1800 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1802 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1803 Include ___unordxf2 and ___unordtf2.
1804 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1807 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1809 * config/lm32/t-lm32: New file.
1810 * config.gcc: Use the above file when targetting lm32.
1812 2010-03-28 Duncan Sands <baldrick@free.fr>
1814 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1816 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1819 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1820 Improve vectorization cost model diagnostic.
1822 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1825 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1826 compute_data_dependences_for_loop returns false, early exit
1827 and output an extra diagnostic for the failed data reference
1830 2010-03-29 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/43560
1833 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1834 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1836 2010-03-29 Jie Zhang <jie@codesourcery.com>
1839 * toplev.c (process_options): Set optimization_default_node
1840 and optimization_current_node.
1841 * opts.c (decode_options): Don't set optimization_default_node
1842 and optimization_current_node.
1844 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1846 * config/rtems.h: Abandon -qrtems_debug.
1848 2010-03-28 Jan Hubicka <jh@suse.cz>
1850 PR tree-optimization/43505
1851 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1852 map should not be copied.
1854 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1857 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1858 cdtors, set DECL_PRESERVE_P.
1859 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1862 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1864 PR tree-optimization/43528
1865 * stor-layout.c (place_field): Check that constant fits into
1866 unsigned HWI when skipping calculation of MS bitfield layout.
1868 2010-03-27 Jan Hubicka <jh@suse.cz>
1871 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1872 notice_global_symbol work.
1874 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1876 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1877 instead of dwarf2out_decl.
1878 (struct var_loc_node): Remove section_label field.
1879 (dwarf2out_function_decl): New function.
1880 (dwarf2out_var_location): Don't set section_label field.
1881 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1883 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1885 PR tree-optimization/43544
1886 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1887 First argument for builtin vectorized function hook is now a
1888 tree to be able to distinguish between machine specific and
1890 * targhooks.c (default_builtin_vectorized_function): Ditto.
1891 * targhooks.h (default_builtin_vectorized_function): Ditto.
1892 * target.h (struct gcc_target): Ditto.
1893 * tree-vect-stmts.c (vectorizable_function): Ditto.
1894 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1895 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1898 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1901 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1902 nested binding iff it is a FUNCTION_DECL.
1903 (store_parm_decls_newstyle): Pass nested=true to bind for
1904 FUNCTION_DECLs amongst parameters.
1906 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1908 * var-tracking.c (vt_expand_loc_callback): Don't run
1909 cselib_expand_value_rtx_cb in dummy mode if
1910 cselib_dummy_expand_value_rtx_cb returned false.
1912 * var-tracking.c (emit_note_insn_var_location): For one part
1913 notes with offset 0, don't add EXPR_LIST around the location.
1914 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1915 add_location_or_const_value_attribute): Adjust for that change.
1918 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1919 into first operand and location into second.
1920 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1921 dw_cfi_oprnd_loc for DW_CFA_expression.
1922 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1923 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1924 assume first argument is regnum and second argument is location.
1926 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1929 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1930 of scratch register to DImode. Split to DImode comparison operator.
1931 Use SImode subreg of scratch register in the multiplication.
1932 (*cmp_sadd_sidi): Ditto.
1933 (*cmp_ssub_si): Ditto.
1934 (*cmp_ssub_sidi): Ditto.
1936 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1940 Remove invalid assert and wrong comment.
1942 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1945 * flags.h (final_insns_dump_p): New extern.
1946 * final.c (final_insns_dump_p): New variable.
1947 (rest_of_clean_state): Set it before -fdump-final-insns=
1948 dumping, clear afterwards.
1949 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1950 MEM_ALIAS_SET on MEMs.
1952 2010-03-26 David S. Miller <davem@davemloft.net>
1954 * configure.ac: Fix sparc GOTDATA_OP bug check.
1955 * configure: Rebuild.
1957 2010-03-26 Alan Modra <amodra@gmail.com>
1959 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1961 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1963 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1964 TLS_SECTION_ASM_FLAG.
1966 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1969 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1970 Clear first_function_block_is_cold.
1973 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1974 argument if the argument is truth_value_p.
1976 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 * config/rs6000/constraints.md: Update copyright year for my changes.
1981 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1982 used in reg+reg addressing, swap registers.
1984 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1987 * target.h (struct gcc_target): Add code_end hook.
1988 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1990 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1991 * toplev.c (compile_file): Call targetm.asm_out.code_end
1992 hook before unwind info/debug info output.
1993 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1994 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1995 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1996 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1997 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1998 * config/i386/i386.c (ix86_file_end): Renamed to...
1999 (ix86_code_end): ... this. Make static. Don't call
2000 file_end_indicate_exec_stack. Emit unwind info using
2001 final_start_function/final_end_function.
2002 (darwin_x86_file_end): Remove.
2003 (TARGET_ASM_CODE_END): Define.
2004 * config/i386/i386.h (TARGET_ASM_FILE_END,
2005 NEED_INDICATE_EXEC_STACK): Don't define.
2006 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2007 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2008 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2009 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2012 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2013 at the beginning and final_end_function at the end.
2014 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2016 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2018 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2019 and Sun as TLS syntax.
2020 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2021 * configure: Regenerate.
2022 * config.in: Regenerate.
2023 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2024 (default_elf_asm_named_section): Use it.
2025 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2026 (i386_output_dwarf_dtprel): Likewise.
2027 (output_addr_const_extra): Likewise.
2028 (output_pic_addr_const): Lowercase @GOTTPOFF.
2029 (output_addr_const_extra): Likewise.
2030 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2031 (output_addr_const_extra): Likewise.
2032 (output_pic_addr_const): Lowercase @INDNTPOFF.
2033 (output_addr_const_extra): Likewise.
2034 (output_pic_addr_const): Lowercase @NTPOFF.
2035 (output_addr_const_extra): Likewise.
2036 (output_pic_addr_const): Lowercase @TPOFF.
2037 (output_addr_const_extra): Likewise.
2038 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2039 (*tls_global_dynamic_64): Likewise.
2040 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2041 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2043 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2044 (ASM_OUTPUT_TLS_COMMON): Use it.
2045 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2048 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2049 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2050 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2051 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2052 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2053 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2055 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2057 * config/i386/i386.c (override_options): Don't accept
2058 -mtls-dialect=sun any longer.
2059 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2060 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2061 (*tls_local_dynamic_base_32_sun): Likewise.
2062 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2064 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2067 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2068 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2071 * ira.c (adjust_cleared_regs): New function.
2072 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2076 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2078 * expr.c (expand_expr_real): Restore previous
2079 curr_insn_source_location and curr_insn_block after
2080 expand_expr_real_1 call.
2081 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2082 instead of expand_expr_real_1.
2084 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2086 PR rtl-optimization/43413
2087 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2090 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2093 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2094 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2096 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/i386.c (ix86_target_string): Add -mfma.
2099 Fix a typo in comment.
2101 2010-03-22 Mike Stump <mikestump@comcast.net>
2104 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2105 Don't overly align based upon packed packed fields.
2107 2010-03-22 Jason Merrill <jason@redhat.com>
2109 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2110 Use () rather than [], and move before the element type.
2112 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2114 * doc/configfiles.texi (Configuration Files): Removed
2115 fixinc/Makefile*, intl/Makefile.*.
2116 * doc/makefile.texi: Fixed markup. Abstract from version
2117 control system used.
2118 (Makefile): Removed obsolete gcc/java/parse.y example.
2119 * doc/sourcebuild.texi: Likewise.
2120 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2121 libgomp, libssp. Removed fastjar.
2122 (Miscellaneous Docs): Clarify location.
2123 Added COPYING3, COPYING3.LIB.
2124 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2126 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2129 * config/i386/i386.c (x86_function_profiler)
2130 [!NO_PROFILE_COUNTERS]: Fix typo.
2131 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2134 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2135 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2137 * doc/sourcebuild.texi (Test Directives): Split into six
2138 subsections, with most of the current text in new subsections
2139 Directives, Selectors, and Final Actions.
2140 (Directives): Split list of test directives into multiple
2142 (Selectors): Describe use and syntax of selectors.
2143 (Effective-Target Keywords): Describe all existing keywords.
2144 (Add Options): Describe features for dg-add-options.
2145 (Require Support): Describe variants of dg-require-support.
2146 (Final Actions): Describe commands to use in dg-final.
2148 2010-03-22 Michael Matz <matz@suse.de>
2151 * recog.c (validate_replace_rtx_group): Replace also in
2152 REG_EQUAL and REG_EQUIV notes.
2154 2010-03-22 Richard Guenther <rguenther@suse.de>
2156 PR tree-optimization/43390
2157 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2158 sure vector extracts are type correct.
2160 2010-03-22 Richard Guenther <rguenther@suse.de>
2163 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2164 x * sqrt (x) even when optimizing for size if the target
2165 has native support for sqrt.
2167 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2169 * varasm.c (make_decl_rtl_for_debug): Also clear
2170 flag_mudflap for the duration of make_decl_rtl call.
2173 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2174 locs from preserved VALUEs.
2176 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2179 * pa.md (movmemsi): Set align to one if zero.
2180 (movmemdi): Likewise.
2182 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2185 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2186 with their corresponding prologue pushes.
2188 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2191 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2192 at the begining or end.
2193 (spu_expand_epilogue): Likewise.
2195 2010-03-20 Richard Guenther <rguenther@suse.de>
2197 PR rtl-optimization/43438
2198 * combine.c (make_extraction): Properly zero-/sign-extend an
2199 extraction of the low part of a CONST_INT. Also handle
2202 2010-03-19 Mike Stump <mikestump@comcast.net>
2204 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2205 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2206 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2208 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2211 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2214 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2216 PR rtl-optimization/42258
2217 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2218 use that may match DEF.
2221 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2222 the cost of loading the constant rather than assuming
2224 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2225 outer code is AND, do the same tests as the andsi3 expander and
2226 return COSTS_N_INSNS (1) if and is cheap.
2228 * optabs.c (avoid_expensive_constant): Fix formatting.
2230 2010-03-19 Michael Matz <matz@suse.de>
2233 * attribs.c (decl_attributes): When rebuilding a function pointer
2234 type use the same qualifiers as the original pointer type.
2236 2010-03-19 Martin Jambor <mjambor@suse.cz>
2238 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2239 and is_gimple_ip_invariant_address.
2241 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2244 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2246 * config/arm/arm.c (arm_override_options): Turn off
2247 flag_dwarf2_cfi_asm for AAPCS variants.
2249 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2252 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2253 Use PRE_MODIFY instead of PRE_DEC.
2254 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2255 (vfp_emit_fstmd): Likewise.
2257 2010-03-19 Michael Matz <matz@suse.de>
2260 * builtins.c (expand_builtin_interclass_mathfn,
2261 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2264 2010-03-19 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/43415
2267 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2268 (phi_translate_1): ... this.
2269 (phi_translate): Move all caching here. Cache all NARY
2270 and REFERENCE translations.
2272 2010-03-19 David S. Miller <davem@davemloft.net>
2274 With help from Eric Botcazou.
2275 * config/sparc/sparc.c: Include dwarf2out.h.
2276 (emit_pic_helper): Delete.
2277 (pic_helper_symbol_name): Delete.
2278 (pic_helper_emitted_p): Delete.
2279 (pic_helper_needed): New.
2280 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2281 (get_pc_thunk_name): New.
2282 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2283 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2284 Set pic_helper_needed to true. Don't call emit_pic_helper.
2285 (sparc_expand_prologue): Update load_pic_register call.
2286 (sparc_output_mi_thunk): Likewise.
2287 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2288 thunk if possible. Output CFI information as needed.
2290 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2291 Jack Howarth <howarth@bromo.med.uc.edu>
2294 * config/i386/i386.h: Fix ABI on darwin x86-32.
2296 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2298 * tree.h: Declare make_decl_rtl_for_debug.
2299 * varasm.c (make_decl_rtl_for_debug): New.
2300 * dwarf2out.c (rtl_for_decl_location): Call it.
2301 * cfgexpand.c (expand_debug_expr): Call it.
2303 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2306 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2310 * var-tracking.c (vt_init_cfa_base): Do nothing if
2311 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2313 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2316 * var-tracking.c (canonicalize_vars_star): New.
2317 (dataflow_post_merge_adjust): Use it.
2319 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2322 * var-tracking.c (non_suitable_const): New function.
2323 (add_uses): For DEBUG_INSNs with constants, don't record any
2324 value, instead just the constant value itself.
2325 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2326 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2327 (emit_notes_in_bb): Likewise.
2328 (emit_note_insn_var_location): For onepart variables if
2329 cur_loc is a VOIDmode constant, use DECL_MODE.
2331 2010-03-18 Martin Jambor <mjambor@suse.cz>
2334 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2335 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2336 all non-clones. Moved call redirection...
2337 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2338 (cgraph_materialize_all_clones): Dispose of all
2339 combined_args_to_skip bitmaps.
2340 (verify_cgraph_node): Do not check for edges pointing to wrong
2341 nodes in inline clones.
2342 * tree-inline.c (copy_bb): Call
2343 cgraph_redirect_edge_call_stmt_to_callee.
2344 * ipa.c (cgraph_remove_unreachable_nodes): Call
2345 cgraph_node_remove_callees even when there are used clones.
2347 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2349 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2351 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2354 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2357 2010-03-18 Michael Matz <matz@suse.de>
2360 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2361 into sqrt(x) if we need to preserve signed zeros.
2363 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2364 Eric Botcazou <ebotcazou@adacore.com>
2366 PR rtl-optimization/43360
2367 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2368 note if we don't know its invariant status.
2370 2010-03-18 Michael Matz <matz@suse.de>
2372 PR tree-optimization/43402
2373 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2374 PHI chains of ssa names registered for update.
2376 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2379 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2380 non-offsettable and pre_modify update addressing.
2381 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2382 and "2" alternatives "#".
2383 (*movdd_softfloat32): Make all alternatives "#";
2384 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2385 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2386 (*movdf_softfloat32): Make all alternatives "#";
2387 (movdi): Use the new DIFD mode iterator to create a common splitter
2388 for movdi, movdf and movdd patterns.
2390 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2392 * common.opt (dumpdir): Remove redundant tab.
2394 2010-03-17 Martin Jambor <mjambor@suse.cz>
2396 PR tree-optimization/43347
2397 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2398 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2400 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2402 PR rtl-optimization/42216
2403 * regrename.c (create_new_chain): New function, broken out from...
2404 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2405 appending a use to an empty chain.
2406 (build_def_use): Remove previous changes that convert OP_INOUT to
2407 OP_OUT operands; instead detect the case where an OP_INOUT operand
2408 uses a previously untracked register and create an empty chain for it.
2410 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2412 * doc/extend.texi (Function Attributes): Rewrite unfinished
2413 sentence in ms_abi documentation.
2415 2010-03-17 Alan Modra <amodra@gmail.com>
2417 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2418 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2419 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2420 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2422 2010-03-16 Richard Henderson <rth@redhat.com>
2425 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2426 (lower_try_finally): Save and restore eh_seq around the expansion
2429 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2431 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2432 statements before splitting block.
2434 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2436 * doc/sourcebuild.texi (Testsuites): Fix markup.
2437 Use pathnames relative to gcc/testsuite.
2438 (Test Directives): Move description of how timeout is determined.
2439 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2440 (C Tests): Correct gcc.misc-tests directory.
2441 Framework tests now live in gcc.test-framework.
2443 2010-03-16 Richard Guenther <rguenther@suse.de>
2446 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2447 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2449 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2450 Alexandre Oliva <aoliva@redhat.com>
2452 PR tree-optimization/42917
2453 * lambda-code.c (remove_iv): Skip debug statements.
2454 (lambda_loopnest_to_gcc_loopnest): Likewise.
2455 (not_interesting_stmt): Debug statements are not interesting.
2457 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2461 * cselib.c (cselib_preserve_constants,
2462 cfa_base_preserved_val): New static variables.
2463 (preserve_only_constants): New function.
2464 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2465 clear its REG_VALUES. If cselib_preserve_constants, don't
2466 empty the whole hash table, but preserve there VALUEs with constants,
2467 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2468 (cselib_preserve_cfa_base_value): New function.
2469 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2470 (cselib_init): Change argument to int bitfield. Set
2471 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2473 (cselib_finish): Clear cselib_preserve_constants and
2474 cfa_base_preserved_val.
2475 * cselib.h (enum cselib_record_what): New enum.
2476 (cselib_init): Change argument to int.
2477 (cselib_preserve_cfa_base_value): New prototype.
2478 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2479 * dse.c (dse_step1): Likewise.
2480 * cfgcleanup.c (thread_jump): Likewise.
2481 * sched-deps.c (sched_analyze): Likewise.
2482 * gcse.c (local_cprop_pass): Likewise.
2483 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2484 If FN is non-NULL, call the callback always and whenever it returns
2485 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2486 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2487 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2488 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2489 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2490 * var-tracking.c: Include recog.h.
2491 (bb_stack_adjust_offset): Remove.
2492 (vt_stack_adjustments): Don't call it, instead just gather the
2493 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2494 (adjust_stack_reference): Remove.
2495 (compute_cfa_pointer): New function.
2496 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2497 (struct adjust_mem_data): New type.
2498 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2500 (get_address_mode): New function.
2501 (replace_expr_with_values): Use it.
2502 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2503 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2504 (adjust_sets): Remove.
2505 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2506 Use get_address_mode.
2507 (get_adjusted_src): Remove.
2508 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2509 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2510 (add_with_sets): Don't call adjust_sets.
2511 (fp_setter, vt_init_cfa_base): New functions.
2512 (vt_initialize): Change return type to bool. Move most of pool etc.
2513 initialization to the beginning of the function from end. Pass
2514 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2515 If !frame_pointer_needed, call vt_stack_adjustment before mos
2516 vector is filled, call vt_init_cfa_base if argp/framep has been
2517 eliminated to sp. If frame_pointer_needed and argp/framep has
2518 been eliminated to hard frame pointer, set
2519 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2520 encountering fp setter in the prologue. For MO_ADJUST, call
2521 log_op_type before pusing the op into mos vector, not afterwards.
2522 Call adjust_insn before cselib_process_insn/add_with_sets,
2523 call cancel_changes (0) afterwards.
2524 (variable_tracking_main_1): Adjust for vt_initialize calling
2525 vt_stack_adjustments and returning whether it succeeded or not.
2527 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2529 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2532 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2534 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2536 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2537 drap_reg has not been set.
2539 2010-03-15 Michael Matz <matz@suse.de>
2542 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2543 use it to expand block copies.
2544 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2545 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2546 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2548 2010-03-15 Richard Guenther <rguenther@suse.de>
2550 PR tree-optimization/43367
2551 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2554 2010-03-15 Richard Guenther <rguenther@suse.de>
2556 PR tree-optimization/43317
2557 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2559 2010-03-15 Martin Jambor <mjambor@suse.cz>
2561 PR tree-optimization/43141
2562 * tree-sra.c (create_abstract_origin): New function.
2563 (modify_function): Call create_abstract_origin.
2565 2010-03-15 Chris Demetriou <cgd@google.com>
2567 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2570 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2573 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2574 call insert_out_of_ssa_copy for default definitions.
2576 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2578 * graphite-clast-to-gimple.c (my_long_long): Defined.
2579 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2580 * graphite-sese-to-poly.c (my_long_long): Defined.
2581 (scop_ivs_can_be_represented): Use it.
2583 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2585 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2586 graphite-max-bbs-per-function, and loop-block-tile-size.
2587 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2589 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2591 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2593 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2594 forward declaration.
2595 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2596 (add_upper_bounds_from_estimated_nit): New.
2597 (build_loop_iteration_domains): Use it.
2599 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2601 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2603 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2606 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2607 should be an INTEGER_CST. Also handle CASE_CONVERT.
2609 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2611 * graphite.c (graphite_initialize): To bound the number of bbs per
2612 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2613 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2614 * doc/invoke.texi: Document it.
2616 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2618 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2619 * graphite-sese-to-poly.h (build_poly_scop): Same.
2621 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2623 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2624 the number of parameters in the scop. Use as an upper bound
2625 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2626 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2627 * doc/invoke.texi: Document it.
2629 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2631 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2632 * doc/c-tree.texi: Remove.
2633 * doc/generic.texi: Merge c-tree.texi here.
2634 * doc/gccint.texi (Trees): Remove menu entry.
2635 (c-tree.texi): Remove @include.
2636 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2637 * doc/languages.texi (Reading RTL): Ditto.
2639 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2642 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2644 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2647 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2648 code added to work around reload clobbering CONST insns.
2650 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2652 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2653 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2654 (cselib_preserve_only_values): Remove retain argument, don't
2655 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2656 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2657 * var-tracking.c (micro_operation): Move insn field before union.
2658 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2659 (struct variable_tracking_info_def): Remove n_mos field, change
2660 mos into a vector of micro_operations.
2661 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2662 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2663 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2664 changing into a vector.
2665 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2666 come before all other uops generated by add_stores.
2667 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2669 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2670 a vector. Run just one pass over the bbs instead of separate counting
2671 and computation phase.
2672 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2675 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2676 into *nonlocalized_list vector.
2677 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2678 even if origin is non-NULL.
2679 (gen_variable_die): Likewise.
2680 (process_scope_var): Don't change origin.
2681 (gen_decl_die): Likewise.
2682 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2683 before adding new edges instead of after it, fix moving over
2686 2010-03-11 David S. Miller <davem@davemloft.net>
2688 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2690 * configure: Rebuild.
2692 2010-03-11 Martin Jambor <mjambor@suse.cz>
2694 PR tree-optimization/43257
2695 * tree.c (assign_assembler_name_if_neeeded): New function.
2696 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2698 * tree.h (assign_assembler_name_if_neeeded): Declare.
2699 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2700 the function if needed.
2702 2010-03-11 Chris Demetriou <cgd@google.com>
2704 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2705 include/stdint-gcc.h, and include/stdint.h world-readable.
2707 2010-03-11 Richard Guenther <rguenther@suse.de>
2709 PR tree-optimization/43255
2710 * tree-vrp.c (process_assert_insertions_for): Do not insert
2711 asserts for trivial conditions.
2713 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2715 PR tree-optimization/43280
2716 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2717 generation. Move calculation of size out of the if branch.
2718 (find_bswap): Modify compare number generation.
2720 2010-03-11 Richard Guenther <rguenther@suse.de>
2723 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2724 (input_gimple_stmt): Fixup handled component types during
2725 operand read. Also fix up decls in ADDR_EXPRs.
2727 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2729 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2730 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2732 2010-03-10 Jan Hubicka <jh@suse.cz>
2735 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2736 * varasm.c (get_variable_section): Don't do that here...
2737 (make_decl_rtl): ... and here.
2738 (do_assemble_alias): Produce decl RTL.
2739 (assemble_alias): Likewise.
2741 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2744 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2745 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2747 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2748 (based_loc_descr): Only express drap or vdrap regno based expressions
2749 using DW_OP_fbreg when not optimizing.
2750 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2751 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2752 REG_CFA_SET_VDRAP note.
2754 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2756 PR tree-optimization/43236
2757 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2758 error in calculation of base address in reverse iteration case.
2759 (generate_builtin): Take number of latch executions if the statement
2762 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2765 * tree-eh.c: Include pointer-set.h.
2766 (lower_eh_dispatch): Filter out duplicate case labels and
2767 remove the unneeded edge when the label is unused. Return
2768 true when some edges are removed.
2769 (execute_lower_eh_dispatch): When any lowering resulted in
2770 removing an edge, also delete unreachable blocks.
2772 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2775 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2776 UNSPEC_MACHOPIC_OFFSET.
2778 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2781 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2782 (m68k_delegitimize_address): New function.
2784 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2787 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2790 * var-tracking.c (adjust_sets): New function.
2791 (count_with_sets, add_with_sets): Use it.
2792 (get_adjusted_src): New inline function.
2793 (add_stores): Use it.
2796 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2797 call cselib_dummy_expand_value_rtx_cb instead of
2798 cselib_expand_value_rtx_cb.
2801 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2802 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2803 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2804 and .cfi_endproc around the pic thunks.
2805 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2806 all queued unwind info register saves are saved before the call.
2807 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2808 considered as sp-=4 for unwind info and the pop as sp+=4 which
2809 also clobbers dest, but doesn't actually restore it.
2812 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2813 RTX_FRAME_RELATED_P.
2815 2010-03-09 Jie Zhang <jie@codesourcery.com>
2817 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2818 whitespaces in output template.
2820 2010-03-09 Jie Zhang <jie@codesourcery.com>
2822 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2825 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2827 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2828 builtins.exp in a separate job.
2830 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2832 * graphite-sese-to-poly.c (add_param_constraints): Use
2833 lower_bound_in_type and upper_bound_in_type.
2835 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2837 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2838 instead of unsigned_type_node.
2840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2841 Reza Yazdani <reza.yazdani@amd.com>
2844 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2845 on pointer type parameters.
2847 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2851 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2852 handle conversions from pointer to integers.
2853 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2854 induction variable, to be able to work with code generated by CLooG.
2855 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2856 (build_poly_scop): Bail out if we cannot codegen a loop.
2858 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2860 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2861 code generation with gloog_error.
2863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2865 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2866 Call fold_convert on all the returned values.
2867 (expand_scalar_variables_expr): Pass to
2868 expand_scalar_variables_ssa_name the type of the resulting expression.
2870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2872 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2873 ppl_min_for_le_pointset.
2874 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2875 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2877 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2879 * graphite-dependences.c (map_into_dep_poly): Removed.
2880 (dependence_polyhedron_1): Use combine_context_id_scat.
2882 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2884 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2885 (struct poly_bb): Same.
2886 (combine_context_id_scat): New.
2888 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2891 * sese.c (name_defined_in_loop_p): Return false for default
2894 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2896 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2897 and clean up the logic.
2899 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2901 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2904 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2906 * var-tracking.c (remove_cselib_value_chains): Define only for
2908 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2909 delete_slot_part, emit_notes_for_differences_1): Don't call
2910 remove_cselib_value_chains here.
2911 (set_slot_part, emit_notes_for_differences_2): Don't call
2912 add_cselib_value_chains here.
2913 (preserved_values): New vector.
2914 (preserve_value): New function.
2915 (add_uses, add_stores, vt_add_function_parameters): Use it
2916 instead of cselib_preserve_value.
2917 (changed_values_stack): New vector.
2918 (check_changed_vars_0): New function.
2919 (check_changed_vars_1, check_changed_vars_2): Use it.
2920 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2921 changed_values_stack VALUEs.
2922 (vt_emit_notes): For all preserved_values call
2923 add_cselib_value_chains. If ENABLE_CHECKING call
2924 remove_cselib_value_chains before verifying value_chains is empty.
2925 Initialize and free changed_values_stack.
2926 (vt_initialize): Initialize preserved_values.
2927 (vt_finalize): Free preserved_values.
2929 2010-03-08 Richard Guenther <rguenther@suse.de>
2931 PR tree-optimization/43269
2932 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2935 2010-03-08 Martin Jambor <mjambor@suse.cz>
2937 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2938 (ipa_is_param_called): Removed.
2939 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2940 (ipa_print_node_params): Do not print the called flag.
2941 (ipa_write_node_info): Do not stream the called flag.
2942 (ipa_read_node_info): Likewise.
2944 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2947 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2948 * cselib.c (struct expand_value_data): Add dummy field.
2949 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2951 (cselib_dummy_expand_value_rtx_cb): New function.
2952 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2954 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2955 * var-tracking.c: Include pointer-set.h.
2956 (variable): Change n_var_parts to char from int. Add
2957 cur_loc_changed and in_changed_variables fields.
2958 (variable_canonicalize): Remove.
2959 (shared_var_p): New inline function.
2960 (unshare_variable): Maintain cur_loc_changed and
2961 in_changed_variables fields. If var was in changed_variables,
2962 replace it there with new_var. Just copy cur_loc instead of
2963 resetting it to something else.
2964 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2965 (dataflow_set_union): Don't call variable_canonicalize.
2966 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2967 of their DEBUG_EXPR_TREE_DECLs.
2968 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2969 and in_changed_variables and cur_loc_changed is false.
2970 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2971 and cur_loc_changed. Don't update cur_loc here.
2972 (variable_merge_over_src): Don't call variable_canonicalize.
2973 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2974 removing loc that is equal to cur_loc, clear cur_loc,
2975 set cur_loc_changed and ensure variable_was_changed is called.
2976 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2977 compare pointers in cur_loc check, if it is equal to loc,
2978 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2979 (variable_different_p): Remove compare_current_location argument,
2980 don't compare cur_loc.
2981 (dataflow_set_different_1): Adjust variable_different_p caller.
2982 (variable_was_changed): If dv had some var in changed_variables
2983 already, reset in_changed_variables flag for it and propagate
2984 cur_loc_changed over to the new variable. On empty var
2985 always set cur_loc_changed. Set in_changed_variables on whatever
2986 var is added to changed_variables.
2987 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2988 Use shared_var_p. When removing loc that is equal to cur_loc,
2989 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2990 end, don't set it to something else, just call variable_was_changed.
2991 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2992 loc being removed, clear cur_loc and set cur_loc_changed.
2993 Set cur_loc_changed if all locations have been removed.
2994 (struct expand_loc_callback_data): New type.
2995 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2996 allocated. Always create SUBREGs if simplify_subreg failed.
2997 Prefer to use cur_loc, when that fails and still in
2998 changed_variables (and seen first time) recompute it. Set
2999 cur_loc_changed of variables which had to change cur_loc and
3000 compute elcd->cur_loc_changed if any of the subexpressions used
3001 had to change cur_loc.
3002 (vt_expand_loc): Adjust to pass arguments in
3003 expand_loc_callback_data structure.
3004 (vt_expand_loc_dummy): New function.
3005 (emitted_notes): New variable.
3006 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3007 that weren't used for any other decl in current
3008 emit_notes_for_changes call call vt_expand_loc_dummy to update
3009 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3010 first loc_chain location if NULL before. Always use just
3011 cur_loc instead of first loc_chain location. When cur_loc_changed
3012 is false, when not --enable-checking=rtl just don't emit any note.
3013 When rtl checking, compute the note and assert it is the same
3014 as previous note. Clear cur_loc_changed and in_changed_variables
3015 at the end before removing from changed_variables.
3016 (check_changed_vars_3): New function.
3017 (emit_notes_for_changes): Traverse changed_vars to call
3018 check_changed_vars_3 on each changed var.
3019 (emit_notes_for_differences_1): Clear cur_loc_changed and
3020 in_changed_variables. Recompute cur_loc of new_var.
3021 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3022 (vt_emit_notes): Initialize and destroy emitted_notes.
3024 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3026 PR rtl-optimization/42220
3027 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3028 Use verify_reg_tracked to determine if we should use OP_OUT rather
3030 (build_def_use): If we see an in-out operand for a register that we
3031 know nothing about, treat is an output if possible, fail the block if
3034 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3037 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3040 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3043 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3044 uses of relevant DEFs that are dead outside the loop too.
3046 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3048 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3050 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3052 * var-tracking.c (values_to_unmark): New variable.
3053 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3054 values_to_unmark vector. Moved body to...
3055 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3056 instead queue it into values_to_unmark vector.
3057 (vt_find_locations): Free values_to_unmark vector.
3059 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3061 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3062 (site.exp): Export them when plugins are enabled.
3064 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3067 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3069 (chrec_fold_multiply): Same.
3071 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3074 * c-decl.c (build_compound_literal): Return early if init is
3077 2010-03-04 Martin Jambor <mjambor@suse.cz>
3079 PR tree-optimization/43164
3080 PR tree-optimization/43191
3081 * tree-sra.c (type_consists_of_records_p): Reject records with
3082 zero-size bit-fields at the end.
3084 2010-03-04 Mike Stump <mikestump@comcast.net>
3086 * Makefile.in (TAGS): Remove *.y.
3088 2010-03-04 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/40761
3091 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3093 (my_rev_post_order_compute): New function.
3094 (init_pre): Call it.
3096 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3099 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3100 decrease the cost of an IV candidate when the cost is infinite.
3102 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3104 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3105 Use '3DNow!' for the extension of that name, ensure normal space
3107 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3109 2010-03-03 Jeff Law <law@redhat.com>
3111 * PR middle-end/32693
3112 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3113 than gen_rtx_SUBREG.
3114 (extract_bit_field_1): Likewise.
3116 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3118 * doc/sourcebuild.texi (Test directives): Document that arguments
3119 include-opts and exclude-opts are now optional for dg-skip-if,
3120 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3122 2010-03-03 Jason Merrill <jason@redhat.com>
3125 * cgraph.h (varpool_node): Add extra_name field.
3126 * varpool.c (varpool_extra_name_alias): New.
3127 (varpool_assemble_decl): Emit extra name aliases.
3128 (varpool_mark_needed_node): Look past an extra name alias.
3129 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3130 * lto-streamer-in.c (lto_input_tree): Read it.
3131 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3133 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3135 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3136 (sparc*-*-solaris2*): ...this.
3138 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3141 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3142 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3143 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3144 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3147 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3148 fallthrough to default handling, just with want_address 0 instead of 2.
3149 For single element lists, add_AT_loc directly, otherwise create an
3150 artificial variable DIE and stick location list to it.
3153 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3154 (VAL_EXPR_HAS_REVERSE): Define.
3155 (reverse_op): New function.
3156 (add_stores): For reversible operations add an extra MO_VAL_USE.
3158 2010-03-02 Jason Merrill <jason@redhat.com>
3160 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3162 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3164 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3165 (sparc64-*-linux*): Likewise.
3166 (sparc64-*-solaris2*): Include assembler files before linker ones.
3167 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3168 * config/sparc/gas.h: Delete.
3169 * config/sparc/sol2-64.h: Add copyright notice.
3170 * config/sparc/sol2-gas-bi.h: Likewise.
3171 * config/sparc/sol2-gld.h: Likewise.
3172 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3173 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3174 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3175 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3176 (sparc_elf_asm_named_section): Rename into...
3177 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3179 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3181 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3183 2010-03-02 Jeff Law <law@redhat.com>
3186 * reload1.c (rtx_p, substitute_stack): Declare.
3187 (substitute): Record addresses of changed rtxs.
3188 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3189 Restore the original rtx when complete.
3190 (reload): Free subsitute_stack when complete.
3192 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3194 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3195 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3197 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3198 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3199 Torture Tests): Change from subsection to section.
3201 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3202 Steven Bosscher <steven@gcc.gnu.org>
3204 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3207 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3210 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3211 the assignment from the new induction variable to the assignment
3212 of the value from the original loop PHI function.
3214 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3215 Daniel Jacobowitz <dan@codesourcery.com>
3217 * doc/sourcebuild.texi (Test directives): Clarify options to
3220 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3222 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3223 Disable cfi directives unless GCC and gas agree on using read-only
3224 .eh_frame sections for 64-bit.
3225 * configure: Regenerate.
3227 2010-03-01 Richard Guenther <rguenther@suse.de>
3229 PR tree-optimization/43220
3230 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3231 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3233 2010-03-01 Richard Guenther <rguenther@suse.de>
3234 Martin Jambor <mjambor@suse.cz>
3237 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3238 gimplified parameters.
3240 2010-03-01 Christian Bruel <christian.bruel@st.com>
3242 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3244 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3246 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3248 2010-03-01 Richard Guenther <rguenther@suse.de>
3251 * expr.c (expand_assignment): Use the alias-oracle to tell
3252 if the rhs aliases the result decl.
3254 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3257 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3258 to sol_gt_pch_get_address.
3259 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3260 64-bit, SPARC and x86.
3261 (sol_gt_pch_get_address): New function.
3263 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3265 * toplev.h (inform_n, error_n): Declare.
3266 * diagnostic.c (inform_n, error_n): New function.
3268 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3270 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3271 has no rtl yet when processing local_decls, queue it and recheck
3272 if deferred stack allocation hasn't assigned it rtl.
3274 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3276 * config/sh/sh.c (unspec_bbr_uid): New.
3277 (gen_block_redirect): Use it instead of INSN_UID.
3278 (gen_far_branch): Likewise.
3280 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3282 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3283 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3285 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3287 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3288 (Warning Options): -Wno-conversion-null is valid for
3289 Objective-C++ as well.
3290 * doc/tm.texi (Named Address Spaces): Likewise.
3291 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3292 * doc/tree-ssa.texi (Tree SSA): Likewise.
3294 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3297 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3298 by default. Don't set the default arch for
3299 i[34567]86-*-darwin*|x86_64-*-darwin*.
3301 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3304 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3305 default. Set the default 32bit/64bit archs with $with_arch
3306 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3308 2010-02-27 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/43186
3311 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3312 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3313 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3314 unroller iterations.
3316 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3318 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3319 required and i[34567]86-*-* targets don't support 64bit ISA.
3321 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3324 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3327 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3329 * config.gcc: Set the default arch at least to Prescott for
3330 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3331 if SSE math is enabled.
3333 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3335 * diagnostic.c (diagnostic_initialize): Update.
3336 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3338 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3339 (diagnostic_inhibit_notes): New.
3340 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3342 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3345 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3346 * doc/standards.texi: Likewise.
3347 * doc/extend.texi: Likewise.
3348 * doc/trouble.texi: Likewise.
3349 * doc/cppopts.texi: Likewise.
3350 * doc/install.texi: Likewise.
3351 * c.opt (std=c90,std=gnu90): New options.
3352 * c-opts.c (c_common_handle_option): Handle them.
3354 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3357 * c-decl.c (undeclared_variable): Use an informative note.
3359 2010-02-26 Richard Guenther <rguenther@suse.de>
3361 PR tree-optimization/43186
3362 * gimple.h (gimple_fold): Remove.
3363 * gimple.c (gimple_fold): Remove. Inline into single user ...
3364 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3365 Try harder for conditions.
3367 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3370 * function.c (used_types_insert): Don't skip through named pointer
3371 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3372 and it is different from the main variant's type.
3374 2010-02-26 Nick Clifton <nickc@redhat.com>
3376 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3378 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3380 * config.gcc: Support --with-fpmath=sse for x86.
3382 * config/i386/ssemath.h: New.
3384 * doc/install.texi (--with-fpmath=sse): Documented.
3386 2010-02-26 Richard Guenther <rguenther@suse.de>
3388 PR tree-optimization/43188
3389 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3390 vector types of over-aligned element type.
3392 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3396 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3398 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3400 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3402 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3404 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3405 * var-tracking.c: Include diagnostic.h.
3406 (debug_dv): New function.
3407 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3410 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3411 (add_value_chain, add_value_chains, remove_value_chain,
3412 remove_value_chains): Handle DEBUG_EXPRs.
3413 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3416 * regcprop.c (struct queued_debug_insn_change): New type.
3417 (struct value_data_entry): Add debug_insn_changes field.
3418 (struct value_data): Add n_debug_insn_changes field.
3419 (debug_insn_changes_pool): New variable.
3420 (free_debug_insn_changes, apply_debug_insn_changes,
3421 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3422 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3423 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3425 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3427 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3428 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3429 changes, call cprop_find_used_regs via note_stores.
3430 (copyprop_hardreg_forward): When copying vd from predecessor
3431 which has any queued DEBUG_INSN changes, make sure the pointers are
3432 cleared. At the end call df_analyze and then if there are any
3433 DEBUG_INSN changes queued at the end of some basic block for still
3434 live registers, apply them.
3435 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3437 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3439 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3442 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3444 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3445 targets. Set the default with_cpu/with_arch from arch/cpu.
3446 Allow x86-64 and native for with_cpu/with_arch.
3448 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3450 * ebitmap.c: Change calls to verify_popcount with calls to
3451 sbitmap_verify_popcount.
3452 (ebitmap_clear_bit): Fixed map->cacheindex test and
3453 map>cache update when bit clearing results in an empty
3456 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3459 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3460 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3461 and support both V2DF and V2DI modes.
3462 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3463 support both V2DF and V2DI modes.
3464 (general): Delete trailing whitespace from a few patterns.
3466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3467 V2DF/V2DI interleave high/low builtins.
3469 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3472 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3473 interleave high/low functions.
3475 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3477 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3478 #pragma extern_prefix.
3480 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3483 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3484 BLKmode, assert op0 is a MEM and just adjust its mode.
3487 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3488 if bitpos isn't multiple of mode's bitsize.
3490 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3492 * c.opt (-ftemplate-depth=): New.
3493 (-ftemplate-depth-): Deprecate.
3494 * optc-gen.awk: Handle -ftemplate-depth=.
3495 * opth-gen.awk: Likewise.
3496 * c-opts.c (c_common_handle_option): Likewise.
3497 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3499 2010-02-24 Jason Merrill <jason@redhat.com>
3501 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3503 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3505 * cfg.c (alloc_aux_for_block): Remove inline.
3506 (alloc_aux_for_edge): Likewise.
3508 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3510 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3512 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3514 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3515 * config/i386/sol2-gas.h: New file.
3516 * config.gcc (i[34567]86-*-solaris2*): Use it.
3518 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3521 * c-typeck.c (ep_convert_and_check): New.
3522 (build_conditional_expr): Use it.
3523 (build_binary_op): Likewise.
3525 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3527 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3530 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3531 bounds even for -O+.
3532 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3533 expr needs to have DECL_NAME set.
3535 2010-02-24 Nick Clifton <nickc@redhat.com>
3537 * config/mep/mep.c: Include gimple.h.
3538 (mep_function_uses_sp): Delete unused function.
3539 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3540 parameters. Use unsigned integers to count args. Return a
3541 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3543 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3546 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3547 greater or equal to nelt instead of 2 * nelt.
3548 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3551 2010-02-23 Jason Merrill <jason@redhat.com>
3554 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3555 in cfun->local_decls even if they have register types.
3558 * stor-layout.c (place_field): Don't warn about unnecessary
3559 DECL_PACKED if the type is packed.
3561 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3564 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3565 GOTOFF relocs, even when the base reg isn't pic pointer.
3567 2010-02-23 Michael Matz <matz@suse.de>
3570 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3571 (expand_gimple_basic_block): Generate and use debug temps if there
3572 are debug uses left after the last real use of TERed ssa names.
3573 Unlink debug immediate uses when they are expanded.
3575 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3578 * config/i386/i386.c (override_options): Reorganise to provide
3579 better error messages.
3581 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3584 * graphite-scop-detection.c (create_single_exit_edge): Move
3585 the call to find_single_exit_edge to....
3586 (create_sese_edges): ...here. Don't handle multiple edges
3587 exiting the function.
3588 (build_graphite_scops): Don't handle multiple edges
3589 exiting the function.
3591 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3594 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3595 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3597 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3600 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3602 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3605 * c-typeck.c (convert_arguments): Print declaration location.
3606 * c-common.c (validate_nargs): Rename as
3607 builtin_function_validate_nargs.
3608 (check_builtin_function_arguments): Update.
3610 2010-02-22 Richard Guenther <rguenther@suse.de>
3613 * tree-inline.c (declare_return_variable): Use the type of
3614 the call stmt lhs if available.
3616 2010-02-22 Duncan Sands <baldrick@free.fr>
3618 * passes.c (register_pass): Always consider all pass lists when
3619 ref_pass_instance_number is zero.
3621 2010-02-22 Richard Guenther <rguenther@suse.de>
3623 PR tree-optimization/42749
3624 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3625 parameter. Do arithmetic in the original type.
3626 (update_accumulator_with_ops): Likewise.
3627 (adjust_accumulator_values): Adjust.
3629 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3631 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3632 (QI to BLKmode splitter): New splitter.
3634 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3636 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3637 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3639 2010-02-22 Richard Guenther <rguenther@suse.de>
3641 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3643 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3645 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3646 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3647 ($(T)crti.o, $(T)crtn.o): Remove rules.
3649 2010-02-21 Tobias Burnus <burnus@net-b.de>
3652 * doc/invoke.texi (-fassociative-math): Document that this
3653 option is automatically enabled for Fortran.
3655 2010-02-20 David S. Miller <davem@davemloft.net>
3657 * configure.ac: Test if linker and assembler properly support
3658 GOTDATA_OP relocations.
3659 * configure: Rebuild.
3660 * config.in: Likewise.
3661 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3662 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3663 (movsi_high_pic): Likewise.
3664 (movdi_lo_sum_pic): Likewise.
3665 (movdi_high_pic): Likewise.
3666 (movsi_pic_gotdata_op): New pattern.
3667 (movdi_pic_gotdata_op): Likewise.
3668 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3669 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3671 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3674 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3675 attribute to ssemul.
3676 (xop_mulv2div2di3_high): Ditto.
3678 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3681 * c.opt (Wconversion-null): New option.
3682 * doc/invoke.texi (Wconversion-null): Document.
3684 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3686 * common.opt (Wlarger-than-): Add Undocumented.
3688 2010-02-19 Mike Stump <mikestump@comcast.net>
3690 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3692 2010-02-19 Jason Merrill <jason@redhat.com>
3695 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3696 * configure: Likewise.
3698 2010-02-20 Alan Modra <amodra@gmail.com>
3701 * cgraph.h (cgraph_make_decl_local): Declare.
3702 * cgraph.c (cgraph_make_decl_local): New function.
3703 (cgraph_make_node_local): Use it.
3704 * cgraphunit.c (cgraph_function_versioning): Likewise.
3705 * ipa.c (function_and_variable_visibility): Likewise.
3707 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3710 * except.c (sjlj_emit_function_enter): Don't call
3711 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3713 * rtl.h (add_reg_br_prob_note): Remove prototype.
3715 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3718 * c-common.c (conversion_warning): Remove widening conversions
3719 before checking the conversion of integers to reals.
3721 2010-02-19 Mike Stump <mikestump@comcast.net>
3724 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3727 * cgraphunit.c (process_function_and_variable_attributes): Check
3728 DECL_PRESERVE_P instead of looking up attribute "used".
3729 * ipa-pure-const.c (check_decl): Likewise.
3730 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3731 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3732 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3733 instead of attribute "used".
3734 * config/sol2-c.c (solaris_pragma_init): Likewise.
3735 (solaris_pragma_fini): Likewise.
3737 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3739 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3740 Use XCNEW instead of xcalloc.
3741 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3742 XNEW instead of xmalloc.
3743 (get_fields): Use XNEWVEC instead of xmalloc.
3746 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3747 populate vars array.
3748 (create_new_general_access): For debug stmts just reset value.
3749 (get_stmt_accesses): For accesses within debug stmts just record them
3750 using add_access_to_acc_sites instead of preventing the peeling or
3751 counting them as accesses.
3754 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3756 2010-02-19 Richard Guenther <rguenther@suse.de>
3758 PR tree-optimization/42916
3759 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3762 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3764 * configure.ac: Replace all uses of changequote in macro arguments
3765 with proper quoting.
3767 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3770 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3772 2010-02-19 Richard Guenther <rguenther@suse.de>
3774 PR tree-optimization/42944
3775 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3776 test for aliasing with errno.
3778 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3781 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3782 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3783 * dojump.c: Include output.h.
3784 (inv): New inline function.
3785 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3786 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3787 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3788 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3789 argument, pass it down to other calls.
3790 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3791 add REG_BR_PROB note to the conditional jump.
3792 * cfgexpand.c (add_reg_br_prob_note): Removed.
3793 (expand_gimple_cond): Don't call it, add the probability
3794 as last argument to jumpif_1/jumpifnot_1.
3795 * Makefile.in (dojump.o): Depend on output.h.
3796 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3798 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3799 * stmt.c (do_jump_if_equal): Likewise.
3800 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3801 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3802 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3804 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3805 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3806 jumpifnot_1 callers.
3807 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3809 (store_expr): Adjust jumpifnot caller.
3810 (store_constructor): Adjust jumpif caller.
3813 * gimplify.c (gimple_boolify): For __builtin_expect call
3814 gimple_boolify also on its first argument.
3816 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3818 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3820 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3821 * configure: Regenerated.
3823 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3825 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3826 lang_hooks.types_compatible_p instead of comptypes.
3828 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3830 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3831 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3832 if __prefer_thumb__ is defined.
3834 2010-02-18 Martin Jambor <mjambor@suse.cz>
3836 PR tree-optimization/43066
3837 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3838 array with zero-sized element type.
3840 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3842 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3843 rtx, allocate struct var_loc_node here and return it to the
3844 caller, and only if it is actually needed.
3845 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3846 move it earlier and return immediately if it returns NULL.
3848 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3850 * config/sparc/gas.h: New file. Restore
3851 TARGET_ASM_NAMED_SECTION to its ELF default.
3852 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3854 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3855 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3856 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3857 after sparc/sysv4.h.
3859 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3861 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3863 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3865 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3866 patterns from predicated pattern.
3868 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3871 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3872 for insn mnemonic suffix.
3874 2010-02-17 Richard Guenther <rguenther@suse.de>
3876 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3879 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3882 * caller-save.c (save_call_clobbered_regs): If BB ends with
3883 a DEBUG_INSN, move any notes in between last real insn and the last
3884 DEBUG_INSN after the last DEBUG_INSN.
3886 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3888 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3889 Fix return type. Fix argument type. Explain meaning of return value.
3891 2010-02-16 Richard Guenther <rguenther@suse.de>
3893 PR tree-optimization/41043
3894 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3895 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3897 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3899 2010-02-16 Ira Rosen <irar@il.ibm.com>
3901 PR tree-optimization/43074
3902 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3903 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3904 vectorizable cycles in hybrid SLP check.
3905 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3907 2010-02-16 Richard Guenther <rguenther@suse.de>
3909 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3910 (true_dependence): If memrefs_conflict_p computes must-alias
3911 trust it. Move TBAA check after offset-based disambiguation.
3912 (canon_true_dependence): Likewise.
3914 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3916 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3917 * doc/invoke.texi: Document it.
3918 * var-tracking.c: Include toplev.h and params.h.
3919 (vt_find_locations): Return bool indicating success. Compute
3920 hash sizes unconditionally. Check new parameter, report.
3921 (variable_tracking_main_1): Check vt_find_locations results and
3922 retry. Renamed from...
3923 (variable_tracking_main): ... this. New wrapper to preserve
3924 flag_var_tracking_assignments.
3925 * Makefile.in (var-tracking.o): Adjust dependencies.
3927 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3928 Jakub Jelinek <jakub@redhat.com>
3931 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3932 if weak_import attribute is present.
3933 * config/darwin.c (machopic_select_section): Likewise.
3935 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3937 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3938 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3939 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3940 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3942 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3945 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3948 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3949 Rewrite text to refer to the names.
3951 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3953 * config/i386/i386-builtin-types.def
3954 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3955 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3956 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3957 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3958 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3959 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3960 IX86_BUILTIN_VPERMIL2PS256.
3961 (MULTI_ARG_4_DF2_DI_I): Defined.
3962 (MULTI_ARG_4_DF2_DI_I1): Defined.
3963 (MULTI_ARG_4_SF2_SI_I): Defined.
3964 (MULTI_ARG_4_SF2_SI_I1): Defined.
3965 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3966 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3967 __builtin_ia32_vpermil2ps256.
3968 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3969 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3970 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3971 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3972 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3973 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3974 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3975 CODE_FOR_xop_vpermil2v8sf3.
3976 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3977 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3978 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3979 (_mm256_permute2_pd): New.
3980 (_mm_permute2_ps): New.
3981 (_mm256_permute2_ps): New.
3983 2010-02-15 Nick Clifton <nickc@redhat.com>
3985 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3986 boolean parameters. Use emit_jump_insn when emitting a pop
3987 instruction containing a return insn.
3988 (push): Use 'true' rather than '1' as second parameter to F.
3989 (h8300_expand_prologue): Likewise.
3990 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3991 (h8300_expand_epilogue): Likewise.
3993 2010-02-15 Richard Guenther <rguenther@suse.de>
3996 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3999 2010-02-15 Nick Clifton <nickc@redhat.com>
4001 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4004 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4006 * intl.c (fake_ngettext): New function.
4007 * intl.h (fake_ngettext): Declare.
4008 (ngettext): Define macro.
4009 * collect2.c (notice_translated): New function.
4010 (main): Use notice_translated and ngettext.
4011 * collect2.h (notice_translated): Declare.
4013 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4015 * reorg.c (delete_computation): Comment fixes.
4016 * caller-save.c (setup_save_areas): Idem.
4017 * sel-sched-dump.c (dump_lv_set): Idem.
4020 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4022 * config/s390/s390.c (s390_sched_init): New function.
4023 (TARGET_SCHED_INIT): Target hook defined.
4025 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4026 Jack Howarth <howarth@bromo.med.uc.edu>
4027 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4030 Partial revert of unintended change in fix for PR41605.
4031 * config/darwin.h: Fix typo.
4032 * config/darwin9.h: Same.
4034 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4036 * c-pch.c (pch_init): Clear v.
4038 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4041 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4042 graphite_can_represent_init for MULT_EXPR.
4044 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4048 * graphite-sese-to-poly.c (remove_phi): New.
4049 (translate_scalar_reduction_to_array): Call remove_phi.
4051 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4054 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4055 * graphite-clast-to-gimple.h (gloog): Update declaration.
4056 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4057 * graphite-poly.h (struct poly_bb): Add missing comments.
4058 (struct scop): Add poly_scop_p field.
4060 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4061 * graphite.c (graphite_transform_loops): Build the polyhedral
4062 representation for each scop before code generation.
4063 * sese.c (rename_variables_in_operand): Removed.
4064 (rename_variables_in_expr): Return the renamed expression.
4065 (rename_sese_parameters): New.
4066 * sese.h (rename_sese_parameters): Declared.
4068 2010-02-11 Richard Guenther <rguenther@suse.de>
4070 PR tree-optimization/42998
4071 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4072 POINTER_PLUS_EXPR properly.
4074 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4075 Changpeng Fang <changpeng.fang@amd.com>
4078 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4079 the cost of an IV candidate when the IV is used in a test against zero.
4081 * gcc.dg/tree-ssa/ivopts-3.c: New.
4083 2010-02-11 Richard Guenther <rguenther@suse.de>
4086 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4087 pointer-vs-decl case by swapping refs. Handle some cases
4088 of pointer-vs-decl disambiguations more conservatively.
4089 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4090 to false after expanding.
4092 2010-02-11 Richard Guenther <rguenther@suse.de>
4095 * gcc.c (process_command): Handle LTO file@offset case more
4098 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4100 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4101 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4103 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4105 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4106 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4107 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4108 Optimize eq/ne comparisons when both arguments are known to be
4110 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4111 Don't mask operands unnecessarily if they are known to be already
4114 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4116 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4119 2010-02-10 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/43017
4122 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4123 for wrapping signed arithmetic.
4125 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4128 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4129 if no debug info should be emitted for it.
4131 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4133 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4134 note when flag_exceptions is set.
4136 2010-02-10 Duncan Sands <baldrick@free.fr>
4138 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4140 2010-02-10 Richard Guenther <rguenther@suse.de>
4143 * tree.c (get_unwidened): Handle constants.
4144 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4146 2010-02-10 Martin Jambor <mjambor@suse.cz>
4149 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4150 check for variable argument counts independently.
4152 2010-02-10 Christian Bruel <christian.bruel@st.com>
4155 * config/sh/sh.c (find_barrier): Increase length for non delayed
4156 conditional branches.
4158 2010-02-10 Christian Bruel <christian.bruel@st.com>
4160 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4162 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4164 * builtins.c (set_builtin_user_assembler_name): Also handle
4165 ffs if int is smaller than word.
4167 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4170 * ira-conflicts.c (get_dup): Remove.
4171 (process_reg_shuffles): Add new parameter. Use it as an
4172 additional guard for copy generation.
4173 (add_insn_allocno_copies): Rewrite.
4175 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4177 * common.opt (fsched2-use-traces): Preserved for backward
4179 * doc/invoke.texi: Remove the documentation about option
4180 -fsched2-use-traces.
4181 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4182 flag_sched2_use_traces.
4183 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4184 the backward compatibility flag section.
4186 2010-02-09 Richard Guenther <rguenther@suse.de>
4188 PR tree-optimization/43008
4189 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4190 make HEAP variables initialized from global memory if they
4191 are not known builtin functions.
4192 (find_func_aliases): Adjust.
4194 2010-02-09 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/43000
4197 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4198 arithmetic manually.
4200 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4202 PR tree-optimization/42931
4203 * tree-loop-linear.c (try_interchange_loops): Don't call
4204 double_int_mul if estimated_loop_iterations failed.
4206 2010-02-08 Martin Jambor <mjambor@suse.cz>
4209 * tree-sra.c (build_accesses_from_assign): Do not mark in
4210 should_scalarize_away_bitmap if stmt has volatile ops.
4211 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4214 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4216 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4218 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4220 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4223 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4226 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4228 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4231 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4232 to unknown_dependence.
4233 (graphite_legal_transform_dr): Handle the unknown_dependence.
4234 (graphite_carried_dependence_level_k): Same.
4236 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4238 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4240 2010-02-07 Richard Guenther <rguenther@suse.de>
4243 * expr.c (get_inner_reference): Always initialize *pbitsize.
4245 2010-02-07 Richard Guenther <rguenther@suse.de>
4248 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4249 new ARRAY_REFs on variable size element or minimal index arrays.
4251 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4252 gimple_fold_indirect_ref.
4254 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4257 * arm.c (arm_override_options): Just return if the user has specified
4258 an invalid fpu name.
4260 2010-02-03 Jason Merrill <jason@redhat.com>
4263 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4264 i386_pe_maybe_record_exported_symbol.
4266 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4269 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4270 (pa_delegitimize_address): New function.
4272 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4274 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4275 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4277 2010-02-05 Richard Guenther <rguenther@suse.de>
4280 * lto-streamer-in.c (get_resolution): Deal with references
4281 to undefined functions.
4283 2010-02-05 Richard Guenther <rguenther@suse.de>
4285 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4286 (fold_const_aggregate_ref): Likewise.
4287 (ccp_fold_stmt): Substitute loads.
4288 (maybe_fold_reference): Verify types before substituting.
4290 (fold_gimple_assign): Unshare properly.
4291 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4293 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4295 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4296 for rs6000_gen_cell_microcode.
4298 2010-02-04 Richard Guenther <rguenther@suse.de>
4300 PR rtl-optimization/42952
4301 * dse.c (const_or_frame_p): Remove MEM handling.
4303 2010-02-04 Nick Clifton <nickc@redhat.com>
4305 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4306 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4307 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4308 (mn10300_asm_output_mi_thunk): New function.
4309 (mn10300_can_output_mu_thunk): New function.
4310 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4311 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4312 (FUNCTION_ARG): Delete incorrect comment.
4314 2010-02-03 Jason Merrill <jason@redhat.com>
4317 * fold-const.c (operand_equal_p): Handle erroneous types.
4319 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4321 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4323 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4325 PR rtl-optimization/42941
4326 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4329 2010-02-03 Jason Merrill <jason@redhat.com>
4332 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4334 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4337 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4338 (cselib_reset_table): Renamed from...
4339 (cselib_reset_table_with_next_value): ... this.
4340 (cselib_get_next_uid): Renamed from...
4341 (cselib_get_next_unknown_value): ... this.
4342 * cselib.c (next_uid): Renamed from...
4343 (next_unknown_value): ... this.
4344 (cselib_clear_table): Adjust.
4345 (cselib_reset_table): Adjust. Renamed from...
4346 (cselib_reset_table_with_next_value): ... this.
4347 (cselib_get_next_uid): Adjust. Renamed from...
4348 (cselib_get_next_unknown_value): ... this.
4349 (get_value_hash): Use hash.
4350 (cselib_hash_rtx): Likewise.
4351 (new_cselib_val): Adjust. Set and dump uid.
4352 (cselib_lookup_mem): Pass next_uid as hash.
4353 (cselib_subst_to_values): Likewise.
4354 (cselib_log_lookup): Dump uid.
4355 (cselib_lookup): Pass next_uid as hash. Adjust.
4356 (cselib_process_insn): Adjust.
4357 (cselib_init): Initialize next_uid.
4358 (cselib_finish): Adjust.
4359 (dump_cselib_table): Likewise.
4360 * dse.c (canon_address): Dump value uid.
4361 * print-rtl.c (print_rtx): Print value uid.
4362 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4364 (dv_uid): New function, sort of renamed from...
4365 (dv_htab_hash): ... this, reimplemented in terms of it and...
4366 (dv_uid2hash): ... this. New.
4367 (variable_htab_eq): Drop excess assertions.
4368 (tie_break_pointers): Removed.
4369 (canon_value_cmp): Compare uids.
4370 (variable_post_merge_New_vals): Print uids.
4371 (vt_add_function_parameters): Adjust.
4372 (vt_initialize): Reset table. Adjust.
4374 2010-02-03 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/42944
4377 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4378 (call_may_clobber_ref_p_1): Likewise. Properly handle
4379 malloc and calloc clobbering errno.
4381 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4383 * doc/invoke.texi: Fix name of sched1 dump.
4385 * opts.c (decode_options): Set flag_tree_switch_conversion
4386 only conditionally on optimize >= 2.
4388 * gcse.c: Assorted comment fixes in pass description.
4390 2010-02-03 Anthony Green <green@moxielogic.com>
4392 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4393 nop padding in order to maintain alignment of storage location of
4394 target function address.
4395 (moxie_trampoline_init): Store target function address at newly
4397 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4399 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4401 2010-02-03 Richard Guenther <rguenther@suse.de>
4404 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4406 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4408 * config.gcc: Reenable check for obsolete targets.
4409 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4410 mips-sgi-irix6.[0-4]*.
4412 2010-02-02 Nick Clifton <nickc@redhat.com>
4414 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4415 constant size of 4 as being the same as 0.
4416 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4417 can take values in the range 0..4.
4419 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4422 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4423 as _darwin10_Unwind_FindEnclosingFunction().
4424 * libgcc-libsystem.ver: New.
4426 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4429 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4430 implicitly set registers.
4432 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4434 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4435 (arm_override_options): Allow automatic selection of the thread
4436 pointer register if thumb2.
4437 (legitimize_pic_address): Improve code sequences for Thumb2.
4438 (arm_call_tls_get_addr): Likewise.
4439 (legitimize_tls_address): Likewise.
4440 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4441 (pic_load_addr_32bit): ... this. New named pattern.
4442 * thumb2.md (pic_load_addr_thumb2): Delete.
4443 (pic_load_dot_plus_four): Delete.
4444 (tls_load_dot_plus_four): New named pattern.
4446 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4449 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4450 Document fix for TLS bug.
4452 2010-01-31 Richard Guenther <rguenther@suse.de>
4454 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4455 conservatively correct.
4457 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4461 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4463 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4465 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4467 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4469 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4471 * config.gcc: Adjust order of makefile fragments for mingw targets.
4473 2010-01-31 Richard Guenther <rguenther@suse.de>
4476 * gimplify.c (gimplify_init_constructor): For volatile LHS
4477 initialize a temporary.
4479 2010-01-31 Matthias Klose <doko@ubuntu.com>
4481 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4483 * configure: Regenerate.
4485 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4487 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4488 the same alias set and their sizes different constantness.
4489 (aliasing_component_refs_p): Revert 2009-10-24 change.
4491 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4493 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4496 2010-01-29 Richard Guenther <rguenther@suse.de>
4498 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4499 Assert we successfully updated the call.
4501 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4503 PR rtl-optimization/42889
4504 * df.h (df_set_bb_dirty_nonlr): New prototype.
4505 * df-core.c (df_set_bb_dirty_nonlr): New function.
4506 * df-scan.c (df_insn_rescan): Call it instead of
4507 df_set_bb_dirty for DEBUG_INSNs.
4509 2010-01-29 Richard Guenther <rguenther@suse.de>
4512 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4513 quadratic behavior in most cases.
4515 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4518 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4519 in the call to gen_x86_movsicc_0_m1.
4521 2010-01-28 Richard Guenther <rguenther@suse.de>
4523 PR tree-optimization/42871
4524 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4526 2010-01-28 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4529 into call arguments.
4531 2010-01-28 Richard Guenther <rguenther@suse.de>
4534 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4535 the forwarder if the destination is an EH landing pad.
4537 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4539 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4540 block list passed to gimple_duplicate_sese_tail.
4541 (parallelize_loops): Avoid parallelization when the function
4543 Avoid parallelization when the preheader is IRREDUCIBLE.
4544 Try to optimize when estimated_loop_iterations_int is unresolved.
4545 Add the loop's location to the dump file.
4546 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4547 (gimple_duplicate_sese_tail): Remove the check for the latch.
4548 Redirect nexits to the exit block.
4549 Remove handling of the incoming edges to the latch.
4550 Redirect the backedge from the copied latch to the exit bb.
4552 2010-01-28 Michael Matz <matz@suse.de>
4555 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4556 Wrap force_reg into a sequence, emit it before user.
4558 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4560 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4562 (arm_legacy_rev): Likewise.
4563 (thumb_legacy_rev): Likewise.
4565 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4567 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4568 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4569 on MEM's address failed, try avoid_constant_pool_reference and
4570 recurse if it returned something different.
4571 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4572 address, try avoid_constant_pool_reference and recurse if it
4573 returned something different.
4574 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4575 address and avoid_constant_pool_reference returned something
4576 different, don't set have_address.
4578 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4581 * var-tracking.c (val_store): Add modified argument, obey it.
4583 (count_uses): Move down logging of main.
4584 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4585 don't need resolution.
4586 (emit_notes_in_bb): Likewise.
4588 2010-01-27 Richard Guenther <rguenther@suse.de>
4591 * tree-inline.c (remap_decl): Delay remapping of SSA name
4592 default definitions until we need them.
4594 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4596 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4597 (rs6000_delegitimize_address): New function.
4599 * config/s390/s390.c (s390_delegitimize_address): Call
4600 delegitimize_mem_from_attrs.
4603 * tree-inline.c (cannot_copy_type_1): Removed.
4604 (copy_forbidden): Don't forbid copying of functions containing
4605 records/unions with variable length fields.
4607 2010-01-27 Christian Bruel <christian.bruel@st.com>
4611 * config/sh/sh.c (find_barrier): Increase length for non delayed
4612 conditional branches.
4614 2010-01-27 Matthias Klose <doko@ubuntu.com>
4616 * configure.ac (gnu-unique-object): Fix ldd version check.
4617 * configure: Regenerate.
4619 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4621 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4623 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4624 Test for HAVE_GNU_AS value.
4626 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4628 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4629 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4630 INT64_TYPE): Define.
4631 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4632 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4633 INT_LEAST64_TYPE): Define.
4634 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4635 UINT_LEAST64_TYPE): Define.
4636 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4637 INT_FAST64_TYPE): Define.
4638 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4639 UINT_FAST64_TYPE): Define.
4640 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4641 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4642 (SIG_ATOMIC_TYPE): Define.
4644 2010-01-26 Richard Guenther <rguenther@suse.de>
4646 * df-scan.c (df_scan_set_bb_info): Remove assert.
4647 (df_insn_rescan_debug_internal): Merge asserts.
4648 (df_install_ref): Likewise.
4649 (df_mark_reg): Use bitmap_set_range.
4650 (df_hard_reg_used_p): Remove assert.
4651 (df_hard_reg_used_count): Likewise.
4653 2010-01-26 Richard Guenther <rguenther@suse.de>
4655 PR rtl-optimization/42685
4656 * web.c (web_main): Ignore DEBUG_INSNs.
4658 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4660 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4662 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4663 Fix types of fndecl and arglist parameters.
4665 2010-01-26 Richard Guenther <rguenther@suse.de>
4668 * tree-eh.c (unsplit_eh): Skip debug insns.
4670 2010-01-26 Richard Guenther <rguenther@suse.de>
4672 PR tree-optimization/42250
4673 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4675 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4678 * omp-low.c (expand_omp_sections): Only use single_pred if
4679 l2_bb is single_pred_p.
4681 2010-01-25 Christian Bruel <christian.bruel@st.com>
4684 * config/sh/sh.c (find_barrier): Increase length for non delayed
4685 conditional branches.
4686 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4688 2010-01-24 David S. Miller <davem@davemloft.net>
4690 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4691 define if not using GAS.
4692 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4693 Likewise. Delete SECTION_MERGE code, which is only applicable
4696 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4699 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4700 mangling of va_list in system headers.
4702 2010-01-23 Toon Moene <toon@moene.org>
4704 * tree-predcom.c (combine_chains): Return NULL, not false.
4706 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4708 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4709 initialization of variable res to agree with return type.
4711 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4713 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4714 * tree-sra.c: Add include of expr.h.
4716 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4718 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4719 insert the debug stmt on the single non-EH edge from the stmt.
4721 2010-01-22 Richard Henderson <rth@redhat.com>
4724 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4725 the RHS until after generate_subtree_copies has insertted its
4726 code before the current statement.
4728 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4730 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4732 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4734 2010-01-21 Martin Jambor <mjambor@suse.cz>
4736 PR tree-optimization/42585
4737 * tree-sra.c (struct access): New field grp_total_scalarization.
4738 (dump_access): Dump the new field.
4739 (should_scalarize_away_bitmap): New variable.
4740 (cannot_scalarize_away_bitmap): Likewise.
4741 (sra_initialize): Allocate new bitmaps.
4742 (sra_deinitialize): Free new bitmaps.
4743 (create_access_1): New function.
4744 (create_access): Parts moved to create_access_1.
4745 (type_consists_of_records_p): New function.
4746 (completely_scalarize_record): Likewise.
4747 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4748 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4749 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4751 (analyze_all_variable_accesses): Completely scalarize small eligible
4754 2010-01-21 Martin Jambor <mjambor@suse.cz>
4756 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4758 2010-01-21 Andrew Haley <aph@redhat.com>
4760 * gcc.c (process_command): Move lang_specific_driver before
4761 setting cc_libexec_prefix.
4763 2010-01-21 Richard Guenther <rguenther@suse.de>
4766 * fold-const.c (negate_expr_p): Pretend only negative
4767 real constants are easily negatable.
4769 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4770 Jason Merrill <jason@redhat.com>
4772 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4773 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4774 * calls.c (initialize argument_information): Handle it.
4775 * c-common.c (handle_transparent_union_attribute): Use new name.
4776 * c-decl.c (finish_struct): Ditto.
4777 * c-typeck.c (type_lists_compatible_p): Ditto.
4778 (convert_for_assignment): Use new name and also handle record.
4779 * function.c (aggregate_value_p): Handle it.
4780 (pass_by_reference): Ditto.
4781 (assign_parm_data_types): Ditto.
4782 * print-tree.c (print_node): Ditto.
4783 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4784 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4785 * tree.c (first_field): New fn.
4787 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4790 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4791 even when linking statically, for now.
4793 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4796 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4797 without a cselib val.
4798 (count_uses): Accept MO_VAL_SET with no val on stores.
4799 (add_stores): Likewise.
4801 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4803 * var-tracking.c (check_value_val): Add a compile time assertion.
4804 (dv_is_decl_p): Simplify.
4805 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4806 gcc_assert if ENABLE_CHECKING.
4808 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4811 * var-tracking.c: Include tree-flow.h.
4812 (mem_dies_at_call): New.
4813 (dataflow_set_preserve_mem_locs): Use it.
4814 (dataflow_set_remove_mem_locs): Likewise.
4815 (dump_var): Renamed from dump_variable. Adjust all callers.
4816 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4817 * Makefile.in (var-tracking.o): Adjust deps.
4819 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4821 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4823 2010-01-20 Richard Guenther <rguenther@suse.de>
4825 PR tree-optimization/42717
4826 * tree-ssa-dce.c (get_live_post_dom): Remove.
4827 (forward_edge_to_pdom): Take an arbitrary edge to copy
4828 degenerate PHI args from.
4829 (remove_dead_stmt): Use the first post-dominator even if it
4830 does not contain live statements as redirection destination.
4832 2010-01-20 Richard Guenther <rguenther@suse.de>
4834 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4836 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4838 * sel-sched.c (create_speculation_check): Remove set but not used
4840 (try_transformation_cache): Remove set but not used variable ds.
4841 (calculate_privileged_insns): Remove set but not used variables
4842 cur_insn and min_spec_insn.
4843 (find_best_expr): Remove set but not used variable avail_n.
4844 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4846 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4848 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4849 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4852 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4855 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4856 cpu types. Add support for *-sse3 cpu types.
4857 (x86_64-*-*): Ditto.
4859 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4862 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4863 argument, call initializer_constant_valid_p_1 instead of
4864 initializer_constant_valid_p, pass CACHE to it, return NULL
4865 immediately if first call returns NULL.
4866 (initializer_constant_valid_p_1): New function.
4867 (initializer_constant_valid_p): Use it.
4869 2010-01-20 Thomas Quinot <quinot@adacore.com>
4871 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4873 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4875 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4876 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4877 (loc_list_from_tree): Don't handle unsigned division. Handle
4878 signed modulo using DW_OP_{over,over,div,mul,minus}.
4879 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4880 modulo instead of signed.
4882 2010-01-20 DJ Delorie <dj@redhat.com>
4884 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4886 (h8300_emit_stack_adjustment): Propogate it.
4888 (h8300_expand_prologue): Likewise.
4889 (h8300_expand_epilogue): Likewise.
4891 2010-01-19 Michael Matz <matz@suse.de>
4893 PR tree-optimization/41783
4894 * tree-data-ref.c (toplevel): Include flags.h.
4895 (dump_data_dependence_relation): Also dump the inputs if the
4896 result will be unknown.
4897 (split_constant_offset_1): Look through some conversions.
4898 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4899 the offset from last element is too large.
4900 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4901 (reassociate_to_the_same_stmt): Handle vector registers.
4902 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4904 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4905 wide_prolog_niters argument, emit widening instructions.
4906 (vect_do_peeling_for_alignment): Adjust caller, use widened
4907 variant of the iteration cound.
4908 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4910 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4913 * config/arm/neon-testgen.m (emit_automatics): New parameter
4914 features. Adjust for Fixed_return_reg feature.
4915 (test_intrinsic): Call emit_automatics with new feature.
4916 * config/arm/neon.ml: Update copyright years.
4917 (features): New Fixed_return_reg feature.
4918 (ops): Update feature for Vget_low.
4920 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4922 PR tree-optimization/42719
4923 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4927 * fwprop.c (all_uses_available_at): Return false if def_set dest
4928 is a REG that is used in def_insn.
4930 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4932 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4934 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4937 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4939 * target.h (struct gcc_target) <secondary_reload>: Change type
4940 of last argument to secondary_reload_info *.
4942 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4945 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4946 memory references with unaligned offsets. Remove CQImode handling.
4947 (unaligned_memory_operand): Return 1 for memory references with
4948 unaligned offsets. Remove CQImode handling.
4950 2010-01-18 Richard Guenther <rguenther@suse.de>
4953 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4956 2010-01-18 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/42781
4959 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4960 restrict processing only if the original variable was artificial.
4962 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4964 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4965 find number of popped argument bytes.
4967 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4968 Fix the text that describes the return value for invalid insns.
4970 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4972 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4973 Clarify what 'cost of the -dependence' is. Fix quoting.
4975 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4976 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4978 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4980 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4981 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4983 2010-01-17 Richard Guenther <rguenther@suse.de>
4986 * function.c (split_complex_args): Take a VEC to modify.
4987 (assign_parms_augmented_arg_list): Build a VEC instead of
4988 a chain of PARM_DECLs.
4989 (assign_parms_unsplit_complex): Take a VEC of arguments.
4990 Do not fixup unmodified parms.
4991 (assign_parms): Deal with the VEC.
4992 (gimplify_parameters): Likewise.
4994 2010-01-17 Richard Guenther <rguenther@suse.de>
4996 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4997 node existence check.
4998 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4999 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5000 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5001 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5002 (gimple_execute_on_growing_pred): Likewise.
5004 2010-01-17 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/42773
5007 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5008 (compute_antic_aux): Likewise.
5009 (compute_partial_antic_aux): Likewise.
5011 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5014 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5017 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5019 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5022 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5023 Fix markup for strict argument.
5025 (TARGET_SCHED_REORDER2): Fix argument types.
5027 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5028 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5030 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5031 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5033 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5036 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5037 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5038 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5039 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5040 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5042 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5044 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5046 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5047 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5049 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5051 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5054 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5056 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5057 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5059 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5061 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5063 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5064 referring to it. Fix language.
5066 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5068 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5070 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5072 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5074 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5075 '@var{stream}. Remove stray 'and'.
5077 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5079 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5081 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5083 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5084 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5086 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5087 Fix description of return value.
5088 Rename argument "sz" to "len."
5090 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5091 Clarify meaning of 'true' return value.
5093 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5095 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5096 rep_mode versus mode_rep.
5098 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5100 (TARGET_BUILTIN_DECL): Fix name.
5102 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5104 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5106 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5108 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5110 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5112 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5115 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5116 Rename argument tm_fn to md_fn.
5118 (TARGET_OPTION_PRINT): Fix argument list.
5120 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5123 * config/i386/i386.c (ix86_fixup_binary_operands):
5124 Revert FMA4 fixup of operands.
5126 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5129 * Makefile.in (write_entries_to_file, install-plugin):
5130 Use \012 instead of \n with tr.
5132 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5134 * configure.ac (HAVE_AS_REF): New C macro.
5135 * configure: Regenerate.
5136 * config.in: Likewise.
5137 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5139 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5142 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5144 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5146 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5148 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5150 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5152 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5154 (TARGET_BINDS_LOCAL_P): Fix argument type.
5156 (TARGET_ASM_FILE_END): Use prototype.
5158 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5160 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5162 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5164 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5166 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5167 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5169 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5170 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5172 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5173 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5174 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5175 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5177 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5179 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5181 (TARGET_INIT_BUILTINS): Use prototype.
5183 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5184 Put 'const char *' in braces. Fix parameter types.
5185 (TARGET_INVALID_CONVERSION): Fix parameter types.
5186 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5187 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5189 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5192 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5194 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5196 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5198 * doc/tm.texi (TARGET_HELP): Fix return type.
5200 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5201 in braces. Fix argument types.
5203 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5205 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5207 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5209 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5210 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5212 (TARGET_MANGLE_TYPE): Fix argument types.
5214 (TARGET_IRA_COVER_CLASSES): Use prototype.
5216 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5218 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5220 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5222 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5224 (TARGET_CALLEE_COPIES): Fix argument types.
5226 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5228 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5230 (TARGET_FUNCTION_VALUE): Fix argument types.
5232 (TARGET_RETURN_IN_MSB): Fix argument type.
5234 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5236 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5238 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5240 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5241 agree with return type.
5243 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5245 2010-01-15 Jing Yu <jingyu@google.com>
5247 PR rtl-optimization/42691
5248 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5249 a pseudo to a constant and are merged, and adjust comments.
5251 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5253 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5255 2010-01-15 Richard Guenther <rguenther@suse.de>
5258 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5259 labels of computed or non-local gotos to the destination.
5260 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5261 landing pad label is the first label.
5263 2010-01-15 Richard Guenther <rguenther@suse.de>
5265 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5267 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5270 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5271 to allow generation of the xssqrtdp instruction on power7.
5272 (sqrtdf2_fpr): Ditto.
5274 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5277 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5278 functions with noreturn attribute.
5281 * varasm.c (declare_weak): Add weak attribute to decl if it
5282 doesn't have one already.
5283 (assemble_external): Only add decls to weak_decls if they also
5284 have weak attribute.
5286 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5288 * var-tracking.c (var_reg_delete): Don't delete the association
5289 between REGs and values or one-part variables if the register
5292 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5295 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5296 because its first operand is a non-localized variable.
5298 2010-01-14 Martin Jambor <mjambor@suse.cz>
5300 PR tree-optimization/42706
5301 * tree-sra.c (encountered_recursive_call): New variable.
5302 (encountered_unchangable_recursive_call): Likewise.
5303 (sra_initialize): Initialize both new variables.
5304 (callsite_has_enough_arguments_p): New function.
5305 (scan_function): Call decl and flags check only for IPA-SRA, check
5306 whether there is a recursive call and whether it has enough arguments.
5307 (all_callers_have_enough_arguments_p): New function.
5308 (convert_callers): Look for recursive calls only when
5309 encountered_recursive_call is set.
5310 (ipa_early_sra): Bail out either if
5311 !all_callers_have_enough_arguments_p or
5312 encountered_unchangable_recursive_call.
5314 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5316 * sel-sched.c: Add 2010 to copyright years.
5317 * sel-sched-ir.c: Likewise.
5318 * sel-sched-ir.h: Likewise.
5320 2010-01-14 Martin Jambor <mjambor@suse.cz>
5322 PR tree-optimization/42714
5323 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5324 constructors specially.
5326 2010-01-14 Andi Kleen <ak@linux.intel.com>
5328 * config/i386/drivers-i386.c (detect_caches_intel):
5329 Add l2sizekb parameter and fill in.
5330 (host_detect_local_cpu): Add l2sizekb, fill in.
5331 Add Atom small cache heuristic.
5333 2010-01-14 Andi Kleen <ak@linux.intel.com>
5335 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5336 Add level3 parameter and fill in.
5337 (detect_caches_intel): Handle level3 cache.
5339 2010-01-14 Andi Kleen <ak@linux.intel.com>
5341 * config/i386/drivers-i386.c (host_detect_local_cpu):
5342 Fix core duo detection.
5344 2010-01-14 Andi Kleen <ak@linux.intel.com>
5346 * config/i386/drivers-i386.c (host_detect_local_cpu):
5349 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5351 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5352 (rs6000_variable_issue_1): this. Use...
5353 (rs6000_variable_issue): here. Reimplement. Print debug info.
5355 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5357 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5358 sel_restore_notes. Update all callers. Call reemit_notes
5361 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5363 PR rtl-optimization/42246
5364 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5367 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5369 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5370 all successors is the same as number of successors in current region.
5372 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5374 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5375 to rename is not separable. Otherwise check that its LHS is not NULL.
5377 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5379 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5381 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5383 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5384 available registers when failed to discover LHS register class.
5385 Fix indentation. Update comment.
5387 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5388 Alexander Monakov <amonakov@ispras.ru>
5390 PR rtl-optimization/42389
5391 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5393 (advance_state_on_fence): Likewise.
5394 (sel_target_adjust_priority): Print debug output only when
5395 sched_verbose >= 4, not 2.
5396 (get_expr_cost): Do not issue all unique insns on the next cycle.
5397 (fill_insns): Initialize can_issue_more from the value saved
5399 * sel-sched-ir.c (flist_add): New parameter issue_more.
5400 Init FENCE_ISSUE_MORE with it.
5401 (merge_fences): Likewise.
5402 (init_fences): Update call to flist_add.
5403 (add_to_fences, add_clean_fence_to_fences)
5404 (add_dirty_fence_to_fences): Likewise.
5405 (move_fence_to_fences): Update call to merge_fences.
5406 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5408 * sel-sched-ir.h (struct _fence): New field issue_more.
5409 (FENCE_ISSUE_MORE): New accessor macro.
5411 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5413 PR rtl-optimization/42388
5414 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5415 that have no predecessors nor successors. Do not call move_bb_info
5416 for empty blocks outside of current region.
5418 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5420 PR rtl-optimization/42294
5421 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5422 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5423 originators' originators.
5425 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5427 PR rtl-optimization/39453
5428 PR rtl-optimization/42246
5429 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5431 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5433 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5434 Alexander Monakov <amonakov@ispras.ru>
5437 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5438 (maybe_tidy_empty_bb): ... here. Make static. Add new
5439 argument. Update all callers.
5440 (tidy_control_flow): ... and here. Recompute topological order
5441 of basic blocks in region if necessary.
5442 (sel_redirect_edge_and_branch): Change return type. Return true
5443 if topological order might have been invalidated.
5444 (purge_empty_blocks): Export and move from...
5445 * sel-sched.c (purge_empty_blocks): ... here.
5446 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5447 (maybe_tidy_empty_bb): Delete prototype.
5448 (purge_empty_blocks): Declare.
5450 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5452 PR rtl-optimization/42249
5453 * sel-sched.c (try_replace_dest_reg): When chosen register
5454 and original register is the same, do not bail out early, but
5455 still check all original insns for validity of replacing destination
5456 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5459 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5462 Port from no-undefined-overflow branch:
5463 2009-03-09 Richard Guenther <rguenther@suse.de>
5465 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5467 2010-01-14 Richard Guenther <rguenther@suse.de>
5470 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5472 2010-01-14 Ira Rosen <irar@il.ibm.com>
5474 PR tree-optimization/42709
5475 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5476 as scalar type in creation of constant vector operand.
5478 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5481 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5482 (check-parallel-%): Match `testsuite' directory component only
5485 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5487 PR translation/39521
5488 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5491 2010-01-13 Richard Guenther <rguenther@suse.de>
5493 PR tree-optimization/42730
5494 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5497 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5500 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5501 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5504 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5506 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5507 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5508 ___umulsi3_highpart.
5510 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5511 rather than schedule_insns if the pass is enabled.
5513 2010-01-13 Martin Jambor <mjambor@suse.cz>
5515 PR tree-optimization/42704
5516 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5519 2010-01-13 Martin Jambor <mjambor@suse.cz>
5521 PR tree-optimization/42703
5522 * tree-sra.c (analyze_access_subtree): Check that we can build a
5523 reference to the original data within the aggregate.
5525 2010-01-13 Richard Guenther <rguenther@suse.de>
5527 PR tree-optimization/42705
5528 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5530 2010-01-13 Richard Guenther <rguenther@suse.de>
5533 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5535 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5538 * var-tracking.c (values_to_unmark): New variable.
5539 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5540 values_to_unmark vector. Moved body to...
5541 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5542 instead queue it into values_to_unmark vector.
5543 (vt_find_locations): Free values_to_unmark vector.
5545 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5547 * config/s390/s390.c (override_options): Set
5548 default of max-pending-list-length to 256
5550 2010-01-13 Richard Guenther <rguenther@suse.de>
5553 * tree-pass.h (PROP_gimple_lcx): New.
5554 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5555 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5556 before the final cleanup_eh.
5557 (dump_properties): Dump PROP_gimple_lcx.
5558 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5559 (tree_lower_complex_O0): Remove.
5560 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5561 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5562 tree_lower_complex, schedule TODO_update_ssa.
5563 * lto-streamer-out.c (output_function): Stream the functions
5565 * lto-streamer-in.c (input_function): Likewise.
5566 (lto_read_body): Do not override them here.
5568 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5571 * c-typeck.c (build_c_cast): Fold value cast to union type before
5572 wrapping it in a CONSTRUCTOR.
5574 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5576 PR rtl-optimization/42699
5577 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5580 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5582 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5583 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5584 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5585 SUBTARGET_WARN_UNUSED_SPEC): ... here
5586 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5588 2010-01-12 Julian Brown <julian@codesourcery.com>
5590 * config/arm/neon-schedgen.ml (Utils): Don't try to
5591 open missing module.
5592 (find_with_result): New.
5594 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5597 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5598 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5600 PR tree-optimization/42645
5601 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5602 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5603 decl_map, set processing_debug_stmt to -1 and return name without
5606 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5608 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5609 binutils version, and reword target configuration description.
5611 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5613 * config/avr/avr.h (LINKER_NAME): Remove.
5615 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5618 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5619 that support VSX, warn for -mno-altivec if vsx is not disabled,
5622 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5623 Shujing Zhao <pearly.zhao@oracle.com>
5625 PR translation/42469
5626 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5627 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5628 character between option name and help text.
5629 * c.opt (imultilib): Likewise.
5631 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5633 * lto-streamer-out.c (output_unreferenced_globals): Output static
5636 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5638 PR rtl-optimization/42621
5639 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5640 optimizing for size.
5641 (duplicate_computed_gotos): Remove now-redundant check.
5643 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5646 * configure.ac: Save and restore LDFLAGS and LIBS
5647 * configure: Regenerate.
5649 2010-01-10 Richard Guenther <rguenther@suse.de>
5652 * builtins.c (fold_builtin_strlen): Add type argument and
5653 convert the resulting length to it.
5654 (fold_builtin_1): Adjust.
5656 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5658 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5659 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5661 (num_insns_constant_wide): Adjust for that change.
5663 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5666 * web.c (union_defs): Add used argument, to combine uses of
5668 (entry_register): Adjust type and tests of used argument.
5669 (web_main): Widen used for new use. Pass it to union_defs.
5670 * df.h (union_defs): Adjust prototype.
5672 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5675 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5676 uses in new incoming argument. Free body.
5677 (reset_debug_uses_in_loop): New.
5678 (analyze_insn_to_expand_var): Call the latter if the former found
5679 anything. Fix whitespace. Reject invalid dest overlaps before
5680 going through all insns in the loop.
5682 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5685 * haifa-sched.c (dying_use_p): Debug insns don't count.
5687 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5690 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5691 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5692 (verify_gimple_call): Reject LHS in noreturn calls.
5694 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5698 * tree-vect-loop-manip.c (adjust_info): New type.
5699 (adjust_vec): New pointer to vector.
5700 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5701 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5702 (slpeel_update_phis_for_duplicate_loop): Use them.
5703 (slpeel_update_phi_nodes_for_guard1): Likewise.
5704 (slpeel_update_phi_nodes_for_guard2): Likewise.
5705 (slpeel_tree_peel_loop_to_edge): Likewise.
5706 (vect_update_ivs_after_vectorizer): Likewise.
5708 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5710 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5711 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5713 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5715 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5716 bogus uninitialized warning.
5718 2010-01-09 Richard Guenther <rguenther@suse.de>
5721 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5722 the evolution is compatible with the initial condition.
5724 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5726 * gcc.c (process_command): Update copyright notice dates.
5727 * gcov.c (print_version): Likewise.
5728 * gcov-dump.c (print_version): Likewise.
5729 * mips-tfile.c (main): Likewise.
5730 * mips-tdump.c (main): Likewise.
5732 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5735 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5737 (rotlhi3_8): Delete.
5739 (rotlsi3_8): Delete.
5740 (rotlsi3_16): Delete.
5741 (rotlsi3_24): Delete.
5743 (*rotw<mode>3): New.
5744 (*rotb<mode>3): New.
5745 * config/avr/avr.c (avr_rotate_bytes): New function.
5746 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5748 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5751 * configure.ac: Modify -rdynamic check.
5752 * configure: Regenerate.
5754 2010-01-08 DJ Delorie <dj@redhat.com>
5756 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5757 register popping order.
5759 2010-01-08 Richard Guenther <rguenther@suse.de>
5762 * c.opt (fsigned-char): Also let LTO handle this option.
5763 (funsigned-char): Likewise.
5765 2010-01-07 Richard Guenther <rguenther@suse.de>
5767 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5768 (gimple_op): Likewise.
5769 (gimple_op_ptr): Likewise.
5770 (gimple_assign_set_lhs): Remove gcc_assert.
5771 (gimple_assign_set_rhs1): Likewise.
5772 (gimple_assign_set_rhs2): Likewise.
5773 (gimple_call_set_lhs): Likewise.
5774 (gimple_call_set_fn): Likewise.
5775 (gimple_call_set_fndecl): Likewise.
5776 (gimple_call_fndecl): Likewise.
5777 (gimple_call_return_type): Likewise.
5778 (gimple_call_set_chain): Likewise.
5779 (gimple_call_num_args): Likewise.
5780 (gimple_call_set_arg): Likewise.
5781 (gimple_cond_set_code): Likewise.
5782 (gimple_cond_set_lhs): Likewise.
5783 (gimple_cond_set_rhs): Likewise.
5784 (gimple_cond_set_true_label): Likewise.
5785 (gimple_cond_set_false_label): Likewise.
5786 (gimple_label_set_label): Likewise.
5787 (gimple_goto_set_dest): Likewise.
5788 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5789 (gimple_debug_bind_get_value): Likewise.
5790 (gimple_debug_bind_get_value_ptr): Likewise.
5791 (gimple_debug_bind_set_var): Likewise.
5792 (gimple_debug_bind_set_value): Likewise.
5793 (gimple_debug_bind_reset_value): Likewise.
5794 (gimple_debug_bind_has_value_p): Likewise.
5795 (gimple_return_retval_ptr): Remove gcc_assert.
5796 (gimple_return_retval): Likewise.
5797 (gimple_return_set_retval): Likewise.
5798 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5799 (safe_referenced_var_iterator): Remove.
5800 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5801 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5802 (fill_referenced_var_vec): Remove.
5803 (first_readonly_imm_use): Remove redundant gcc_assert.
5804 (phi_arg_index_from_use): Combine gcc_asserts.
5805 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5806 (first_imm_use_stmt): Remove redundant gcc_assert.
5807 * tree-cfg.c (verify_gimple_call): Verify function and chain
5808 operands. Verify arguments.
5809 (verify_types_in_gimple_stmt): Verify condition code and labels.
5811 2010-01-07 Richard Guenther <rguenther@suse.de>
5813 PR tree-optimization/42641
5814 * sese.c (rename_map_elt_info): Use the SSA name version, do
5817 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5819 PR tree-optimization/42625
5820 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5821 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5823 2010-01-07 Duncan Sands <baldrick@free.fr>
5825 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5827 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5830 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5831 note itself is not function_invariant_p.
5833 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5835 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5836 Do not add the DF_NOTE problem.
5837 * store-motion.c (execute_rtl_store_motion): Likewise.
5839 2010-01-07 Martin Jambor <mjambor@suse.cz>
5841 PR tree-optimization/42157
5842 * tree-sra.c (compare_access_positions): Stabilize sort if both
5843 accesses have integer types, return zero immediately if they are the
5846 2010-01-06 Richard Henderson <rth@redhat.com>
5849 * haifa-sched.c (add_to_note_list): Merge into ...
5850 (concat_note_lists): ... here, and ...
5851 (unlink_other_notes, rm_other_notes): Merge into...
5852 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5853 NOTE_INSN_EPILOGUE_BEG.
5855 2010-01-06 Richard Guenther <rguenther@suse.de>
5857 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5858 not inline regular functions into always-inline functions.
5860 2010-01-06 Nick Clifton <nickc@redhat.com>
5862 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5863 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5865 (OVERRIDE_OPTIONS): Delete.
5866 (OPTIMIZATION_OPTIONS): Define.
5867 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5868 * config/rx/rx.c (rx_handle_option): Issue an error message if
5869 -mcpu=rx200 and -fpu are used together.
5870 (rx_set_optimization_options): New function. Issue an error
5871 message if an optimization attribute attempts to reset the FPU/
5872 math optimization pairing.
5873 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5874 * config/rx/rx.opt: Set the default to 32-bit doubles.
5875 * config/rx/t-rx: Add multilibs for -nofpu option.
5876 * doc/invoke.texi: Update documentation of RX options.
5878 2010-01-06 Richard Guenther <rguenther@suse.de>
5880 * tree-ssa-pre.c (name_to_id): New global.
5881 (alloc_expression_id): Simplify SSA name handling.
5882 (lookup_expression_id): Likewise.
5883 (init_pre): Zero name_to_id.
5884 (fini_pre): Free it.
5886 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5888 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5890 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5893 * config/i386/sse.md (smaxv2di3): New.
5894 (umaxv2di3): Likewise.
5895 (sminv2di3): Likewise.
5896 (uminv2di3): Likewise.
5898 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5901 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5902 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5903 (legitimize_tls_address): Likewise.
5904 (sparc_tls_referenced_p): Likewise.
5905 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5906 and adjust calls to legitimize_pic_address.
5907 (legitimate_constant_p) Use sparc_tls_referenced_p.
5908 (legitimate_pic_operand_p): Likewise.
5909 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5910 (sparc_tls_symbol_ref_1): Delete.
5911 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5912 (legitimize_tls_address): Make static, handle CONST patterns.
5913 (legitimize_pic_address): Make static, remove unused parameter and
5914 adjust recursive calls.
5915 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5916 and adjust call to legitimize_pic_address.
5917 (sparc_output_mi_thunk): Likewise.
5919 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5920 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5924 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5925 operands to make them signed.
5928 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5931 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5932 GTU to GT for V4SI and V2DI.
5934 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5935 (umin<mode>3): Removed.
5937 (uminv4si3): Likewise.
5939 2010-01-05 Martin Jambor <mjambor@suse.cz>
5941 PR tree-optimization/42462
5942 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5943 current_function_decl to helper functions and macros.
5945 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5948 * flags.h: Don't include real.h.
5949 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5950 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5951 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5952 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5953 * dominance.c: Update copyright.
5954 * gimple.c (walk_gimple_op): Remove inline.
5955 * tree-ssa-reassoc.c: Include real.h.
5956 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5957 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5959 2010-01-05 Nick Clifton <nickc@redhat.com>
5961 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5962 register to push into the stack frame when the accumulator has to
5963 be saved during interrupts.
5965 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5967 * doc/invoke.texi: Remove the documentation about option
5969 * common.opt (Wunreachable-code): Preserved for backward
5971 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5972 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5973 the backward compatibility flag section.
5975 2010-01-05 Richard Guenther <rguenther@suse.de>
5977 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5979 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5982 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5984 PR tree-optimization/42508
5985 * tree-sra.c (convert_callers): Check for recursive call
5986 by comparing cgraph nodes instead of decls.
5987 (modify_function): Call ipa_modify_formal_parameters also
5988 on all same_body aliases.
5990 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5991 cgraph nodes when checking for same_body aliases.
5993 2010-01-05 Richard Guenther <rguenther@suse.de>
5995 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5996 allocation and lookup.
5997 (get_or_alloc_expr_for_constant): Likewise.
5998 (phi_translate): Sink allocation.
6000 2010-01-04 Richard Guenther <rguenther@suse.de>
6002 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6003 a new entry only if needed.
6004 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6005 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6007 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6009 (phi_translate): Handle CONSTANTs early.
6011 2010-01-04 Martin Jambor <mjambor@suse.cz>
6013 PR tree-optimization/42398
6014 * tree-sra.c (struct access): Removed flag grp_different_types.
6015 (dump_access): Do not dump the removed flag.
6016 (sort_and_splice_var_accesses): Do not set the removed flag.
6017 (sra_modify_expr): Check for type compatibility directly.
6019 2010-01-04 Martin Jambor <mjambor@suse.cz>
6021 PR tree-optimization/42366
6022 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6023 edges with variable number of parameters.
6024 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6025 flag instead of asserting it.
6026 (ipa_read_node_info): Read uses_analysis_done flag.
6028 2010-01-04 Richard Guenther <rguenther@suse.de>
6030 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6031 iterative_hash_* as intended.
6032 (vn_reference_compute_hash): Likewise. Simplify hashing
6034 (vn_reference_lookup_2): Likewise.
6035 (vn_nary_op_compute_hash): Likewise.
6036 (vn_phi_compute_hash): Likewise.
6037 (expressions_equal_p): Remove strange code.
6038 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6039 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6040 (bitmap_insert_into_set_1): Take value-id as parameter.
6041 (add_to_value): Pass it.
6042 (bitmap_insert_into_set): Likewise.
6043 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6045 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6048 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6049 (do_self_spec): For switches with SWITCH_IGNORE set set also
6050 SWITCH_IGNORE_PERMANENTLY.
6051 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6054 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6056 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6057 tree of an unreferenced global var.
6059 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6062 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6063 GTU to GT for V4SI and V2DI.
6065 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6066 (umin<mode>3): Removed.
6068 (uminv4si3): Likewise.
6070 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6073 * collect2.c (main): Turn on trace in collect2 if -v is passed
6076 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6078 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6079 description of expression operand.
6081 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6083 * configure.ac: Add install-html to target_list for Make-hooks.
6084 * configure: Regenerate.
6085 * fortran/Make-lang.in (F95_HTMLFILES): New.
6086 (fortran.html): Use it.
6087 (fortran.install-html): New.
6088 * Makefile.in (install-html): Add lang.install-html.
6089 * java/Make-lang.in (JAVA_HTMLFILES): New.
6090 (java.html): Use it.
6091 (java.install-html): New.
6092 * objc/Make-lang.in (objc.install-html): New.
6093 * objcp/Make-lang.in (obj-c++.install-html): New.
6094 * cp/Make-lang.in (c++.install-html): New.
6095 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6096 * lto/Make-lang.in (lto.install-html): New.
6098 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6101 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6103 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6105 PR rtl-optimization/41862
6106 * store-motion.c (store_killed_in_insn, compute_store_table,
6107 remove_reachable_equiv_notes, replace_store_insn,
6108 build_store_vectors): Ignore all DEBUG_INSNs.
6110 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6113 * common.opt: Add dumpdir.
6115 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6117 (option_map): Add --dumpdir.
6119 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6121 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6123 * opts.c (decode_options): Try dump_dir_name first if
6124 dump_base_name isn't an absolute path.
6125 (common_handle_option): Handle OPT_dumpdir.
6127 * toplev.c (dump_dir_name): New.
6128 (print_switch_values): Also ignore -dumpdir.
6130 * toplev.h (dump_dir_name): New.
6132 2010-01-03 Richard Guenther <rguenther@suse.de>
6134 PR tree-optimization/42589
6135 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6136 double-word expansion of bswap32.
6138 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6140 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6141 with BLOCK_FOR_INSN.
6142 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6143 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6144 noce_process_if_block): Likewise.
6145 * gcse.c (compute_local_properties, insert_expr_in_table,
6146 insert_set_in_table, canon_list_insert, find_avail_set,
6147 pre_insert_copy_insn): Likewise.
6149 * basic-block.h (BLOCK_NUM): Move from here...
6150 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6152 2010-01-03 Richard Guenther <rguenther@suse.de>
6154 PR tree-optimization/42438
6155 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6156 contains_may_not_return_call flag.
6157 (BB_MAY_NOTRETURN): New.
6158 (valid_in_sets): Trapping nary operations are not valid
6159 in blocks that may not return.
6160 (insert_into_preds_of_block): Remove check for trapping expressions.
6161 (compute_avail): Compute also BB_MAY_NOTRETURN.
6163 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6165 * doc/invoke.texi: Add 2010 to copyright years.
6167 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6169 * config/sparc/sparc.c: Fix formatting nits.
6171 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6172 Alexander Monakov <amonakov@ispras.ru>
6174 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6176 2010-01-02 Richard Guenther <rguenther@suse.de>
6179 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6180 (simplify_switch_using_ranges): Mark to be removed edges
6183 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6185 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6187 * collect2.c (scan_libraries): Add missing argument in call to
6190 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6193 * config/alpha/predicates.md (aligned_memory_operand): Return false
6195 (unaligned_memory_operand): Return true for CQImode.
6196 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6197 doesn not cross aligned SImode word boundary.
6199 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6201 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6203 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6204 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6206 2010-01-02 Richard Guenther <rguenther@suse.de>
6209 * toplev.c (compile_file): Emit LTO marker properly. Change
6211 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6213 2010-01-01 Richard Guenther <rguenther@suse.de>
6216 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6218 2010-01-01 Richard Guenther <rguenther@suse.de>
6221 * c-decl.c (grokdeclarator): For zero-size arrays force
6222 structural equality checks as layout_type does.
6224 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6226 * builtins.c: Update copyright to 2010.
6228 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6231 * lto-streamer-out.c (produce_asm): Revert the last change.
6232 (copy_function): Likewise.
6234 * lto-streamer.c (lto_get_section_name): Skip any leading
6237 2010-01-01 Richard Guenther <rguenther@suse.de>
6240 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6244 Copyright (C) 2010 Free Software Foundation, Inc.
6246 Copying and distribution of this file, with or without modification,
6247 are permitted in any medium without royalty provided the copyright
6248 notice and this notice are preserved.