1 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5 (double_int_negative_p): Convert to static inline function.
6 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
7 (double_int_negative_p): Remove.
8 * tree.h (lshift_double, rshift_double):
9 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
10 * fold-const.c (fold_convert_const_int_from_real,
11 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
12 (lshift_double): Change type of arith argument to bool.
13 (rshift_double): Change type of arith argument to bool. Correct
15 * expmed.c (mask_rtx, lshift_value): (Ditto.).
17 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
20 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
21 at the start and end of the then/else blocks, and omit them from the
23 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
24 argument; all callers changed. Pass zero to old_insns_match_p instead.
25 (flow_find_head_matching_sequence): New function.
26 (old_insns_match_p): Check REG_EH_REGION notes for calls.
27 * basic-block.h (flow_find_cross_jump,
28 flow_find_head_matching_sequence): Declare functions.
30 2010-04-14 Jason Merrill <jason@redhat.com>
33 * c-common.c (attribute_takes_identifier_p): New fn.
34 * c-common.h: Declare it.
36 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
40 (*udivmod<mode>4): Ditto.
42 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.md (maxmin_int): Rename code attribute from
45 maxminiprefix and update all users.
46 (maxmin_float): Ditto from maxminfprefix.
47 (logic): Ditto from logicprefix.
48 (absneg_mnemonic): Ditto from absnegprefix.
49 * config/i386/mmx.md: Update all users of maxminiprefix,
50 maxminfprefix and loficprefix for rename.
51 * config/i386/sse.md: Ditto.
52 * config/i386/sync.md (sync_<code><mode>): Update for
55 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
58 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
59 warnings converted to errors.
61 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
63 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
64 used insn_type variable.
65 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
66 to avoid set-but-not-used warning.
68 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
70 * df-core.c (df_ref_debug): Change format string placeholder
72 * dwarf2asm.c (dw2_asm_output_data_raw,
73 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
74 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
75 * dwarf2out.c (output_cfi, output_cfi_directive,
76 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
77 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
79 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
80 * print-rtl.c (print_rtx): Ditto.
82 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
85 * builtins.c (expand_builtin_pow_root): New function to expand pow
86 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
87 series of sqrt and cbrt calls under -ffast-math.
88 (expand_builtin_pow): Call it.
90 2010-04-14 Michael Matz <matz@suse.de>
92 PR tree-optimization/42963
93 * tree-cfg.c (touched_switch_bbs): New static variable.
94 (group_case_labels_stmt): New function broken out from ...
95 (group_case_labels): ... here, use the above.
96 (start_recording_case_labels): Allocate touched_switch_bbs.
97 (end_recording_case_labels): Deallocate it, call
98 group_case_labels_stmt.
99 (gimple_redirect_edge_and_branch): Remember index of affected BB.
101 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
106 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
110 2010-04-13 Jan Hubicka <jh@suse.cz>
112 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
113 of optimized out static functions.
114 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
115 cost computation. Also sanity check for overflows.
116 (update_caller_keys): Update cgraph_edge_badness call; properly
117 update fibheap and sanity check that it is up to date.
118 (add_new_edges_to_heap): Update cgraph_edge_badness.
119 (cgraph_decide_inlining_of_small_function): Likewise;
120 add sanity checking that badness in heap is up to date;
121 improve dumping of reason; Update badness of calls to the
122 offline copy of function currently inlined; dump badness
123 of functions not inlined because of unit growth limits.
125 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
128 * c-common.c (pointer_int_sum): Disregard overflow that occured only
129 because of sign-extension change when converting to sizetype here...
130 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
132 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
133 the folding to constants. Remove redundant final conversion.
134 (fold_binary) <associate>: Do not associate if the re-association of
135 constants alone overflows.
136 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
137 to the end of the list.
138 (multiple_of_p) <COND_EXPR>: New case.
140 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
142 * opt-functions.awk (opt_sanitized_name): New.
144 * optc-gen.awk: Use it
145 * opth-gen.awk: Use it.
147 2010-04-13 Martin Jambor <mjambor@suse.cz>
149 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
150 (sra_modify_assign): Delete stmts loading dead data even if racc has no
151 children. Call replace_uses_with_default_def_ssa_name to handle
154 2010-04-13 Michael Matz <matz@suse.de>
157 * builtins.c (expand_builtin_interclass_mathfn): Also create
158 a register if the predicate doesn't match.
160 2010-04-13 Diego Novillo <dnovillo@google.com>
162 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
163 * c-pch.c: Include timevar.h.
164 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
165 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
166 * ggc-common.c: Include timevar.h.
167 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
168 * timevar.def (TV_PCH_SAVE): Define.
169 (TV_PCH_CPP_SAVE): Define.
170 (TV_PCH_PTR_REALLOC): Define.
171 (TV_PCH_PTR_SORT): Define.
172 (TV_PCH_RESTORE): Define.
173 (TV_PCH_CPP_RESTORE): Define.
175 2010-04-13 Michael Matz <matz@suse.de>
177 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
179 (can_reassociate_p): New function.
180 (break_up_subtract_bb, reassociate_bb): Use it.
182 2010-04-13 Richard Guenther <rguenther@suse.de>
185 * builtins.c (c_readstr): Fix assert.
187 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
190 when generating cltd insn.
192 (*ashl<mode>3_1): Remove special handling for register operand 2.
193 (*ashlsi3_1_zext): Ditto.
195 (*ashlhi3_1_lea): Ditto.
197 (*ashlqi3_1_lea): Ditto.
198 (*<shiftrt_insn><mode>3_1): Ditto.
199 (*<shiftrt_insn>si3_1_zext): Ditto.
200 (*<shiftrt_insn>qi3_1_slp): Ditto.
201 (*<rotate_insn><mode>3_1): Ditto.
202 (*<rotate_insn>si3_1_zext): Ditto.
203 (*<rotate_insn>qi3_1_slp): Ditto.
205 2010-04-13 Richard Guenther <rguenther@suse.de>
207 * tree-ssa-structalias.c (callused_id): Remove.
208 (call_stmt_vars): New.
209 (get_call_vi): Likewise.
210 (lookup_call_use_vi): Likewise.
211 (lookup_call_clobber_vi): Likewise.
212 (get_call_use_vi): Likewise.
213 (get_call_clobber_vi): Likewise.
214 (make_transitive_closure_constraints): Likewise.
215 (handle_const_call): Adjust to do per-call call-used handling.
216 (handle_pure_call): Likewise.
217 (find_what_var_points_to): Remove general callused handling.
218 (init_base_vars): Likewise.
219 (init_alias_vars): Initialize call_stmt_vars.
220 (compute_points_to_sets): Process call-used and call-clobbered
221 vars for call statements.
222 (delete_points_to_sets): Free call_stmt_vars.
224 2010-04-13 Richard Guenther <rguenther@suse.de>
226 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
227 Only add RW dependence for dependence distance zero.
228 Adjust maximal vectorization factor according to dependences.
229 Move alignment handling ...
230 (vect_find_same_alignment_drs): ... here. New function.
231 (vect_analyze_data_ref_dependences): Adjust.
232 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
233 (vect_analyze_data_refs): Adjust minimal vectorization factor
234 according to data references.
235 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
236 dependences before determining the vectorization factor.
237 Analyze alignment after determining the vectorization factor.
238 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
239 dependences before alignment.
240 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
242 (vect_analyze_data_refs): Likewise.
243 (MAX_VECTORIZATION_FACTOR): New define.
245 2010-04-13 Duncan Sands <baldrick@free.fr>
247 * except.h (lang_eh_type_covers): Remove.
248 * except.c (lang_eh_type_covers): Likewise.
250 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
251 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
253 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
254 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
255 UNITS_PER_LONG where it is ABI relevant.
256 (s390_return_addr_rtx): Likewise.
257 (s390_back_chain_rtx): Likewise.
258 (s390_frame_area): Likewise.
259 (s390_frame_info): Likewise.
260 (s390_initial_elimination_offset): Likewise.
261 (save_gprs): Likewise.
262 (s390_emit_prologue): Likewise.
263 (s390_emit_epilogue): Likewise.
264 (s390_function_arg_advance): Likewise.
265 (s390_function_arg): Likewise.
266 (s390_va_start): Likewise.
267 (s390_gimplify_va_arg): Likewise.
268 (s390_function_profiler): Likewise.
269 (s390_optimize_prologue): Likewise.
270 (s390_rtx_costs): Likewise.
271 (s390_secondary_reload): Likewise.
272 (s390_promote_function_mode): Likewise.
273 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
274 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
276 (s390_unwind_word_mode): New function.
277 (s390_function_value): Split 64 bit values into register pair if
278 used as return value.
279 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
280 function call parameters. Handle parallels.
281 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
282 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
283 (DWARF_CIE_DATA_ALIGNMENT): New macro.
284 (s390_expand_setmem): Remove unused variable src_addr.
285 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
286 deal with 64 bit registers.
287 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
288 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
289 (UNITS_PER_LONG): New macro.
290 * libjava/include/s390-signal.h: Define extended ucontext
291 structure containing the upper halfs of the 64 bit registers.
293 2010-04-13 Simon Baldwin <simonb@google.com>
295 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
297 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
299 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
300 rvalue on the RHS if the LHS is of a non-renamable type.
301 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
303 2010-04-13 Matthias Klose <doko@ubuntu.com>
305 * gcc.c (cc1_options): Handle -iplugindir before processing
306 the cc1 spec. Only add -iplugindir once.
307 (cpp_unique_options): Add -iplugindir option if -fplugin* options
309 * common.opt (iplugindir): Remove `Separate' property, initialize.
310 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
312 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
313 (distclean): Remove plugin dir.
314 * doc/invoke.texi: Document -iplugindir.
316 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
318 * doc/plugins.texi (Loading Plugins): Document short
320 (Plugin API): Mention default_plugin_dir_name function.
322 * gcc.c (find_file_spec_function): Add new declaration.
323 (static_spec_func): Use it for "find-file".
324 (find_file_spec_function): Add new function.
325 (cc1_options): Add -iplugindir option if -fplugin* options found.
327 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
329 * plugin.c (add_new_plugin): Updated comment, and handle short
331 (default_plugin_dir_name): Added new function.
333 * common.opt (iplugindir): New option to set the plugin directory.
335 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.md (any_rotate): New code iterator.
338 (rotate_insn): New code attribute.
340 (SWIM124): New mode iterator.
341 (<rotate_insn>ti3): New expander.
342 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
343 any_rotate code iterator.
344 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
345 using any_rotate code iterator and SWIM124 mode iterator.
346 (ix86_rotlti3): New insn_and_split pattern.
347 (ix86_rotrti3): Ditto.
348 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
349 ix86_rotl{di,ti}3 patterns.
350 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
351 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
352 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
353 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
354 code iterator and SWI mode iterator.
355 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
356 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
358 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
359 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
360 (bswap rotatert splitter): Add splitter.
361 (bswap splitter): Macroize splitter using any_rotate code iterator.
362 Add insn predicate to split only for TARGET_USE_XCHGB or when
363 optimizing function for size.
365 2010-04-12 Steve Ellcey <sje@cup.hp.com>
367 * config/pa/pa.c (emit_move_sequence): Remove use of
368 deleted variable flag_argument_noalias.
370 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
372 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
374 Add to unsupported targets list.
375 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
376 sparc*-sun-solaris2.[567]* from target lists.
377 * configure: Regenerate.
378 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
380 Remove Solaris 7 patch references.
381 (Specific, sparc-sun-solaris2.7): Removed.
382 (sparc-sun-solaris2*): Update Solaris 7 example.
383 (sparc64-*-solaris2*): Likewise.
385 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
387 * config.build (alpha*-dec-osf4*): Remove.
388 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
389 of obsolete configurations.
390 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
392 * config/alpha/t-osf4: Renamed to ...
393 * config/alpha/t-osf5: ... this.
394 * config/alpha/osf.h: Renamed to ...
395 * config/alpha/osf5.h: ... this.
396 Merged old osf5.h contents.
398 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
399 (EXTRA_SPECS): Removed.
400 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
401 reflect removal of Tru64 UNIX V4.0/V5.0 support.
404 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
406 * doc/contrib.texi (Contributors, Rainer Orth): Update.
408 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
411 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
412 __thiscall convention.
414 2010-04-12 Steve Ellcey <sje@cup.hp.com>
416 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
418 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
420 2010-04-12 Steve Ellcey <sje@cup.hp.com>
422 * function.c (assign_parms_initialize_all): Add unused attribute
425 2010-04-12 Richard Guenther <rguenther@suse.de>
427 * gsstruct.def (GSS_CALL): New.
428 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
429 * gimple.h: Include tree-ssa-alias.h.
430 (struct gimple_statement_call): New.
431 (union gimple_statement_struct_d): Add gimple_call member.
432 (gimple_call_reset_alias_info): Declare.
433 (gimple_call_use_set): New function.
434 (gimple_call_clobber_set): Likewise.
435 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
436 * gimple.c (gimple_call_reset_alias_info): New function.
437 (gimple_build_call_1): Call it.
438 * lto-streamer-in.c (input_gimple_stmt): Likewise.
439 * tree-inline.c (remap_gimple_stmt): Likewise.
440 (expand_call_inline): Remove callused handling.
441 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
442 * tree-dfa.c (dump_variable): Likewise.
443 * tree-parloops.c (parallelize_loops): Likewise.
444 * tree-ssa.c (init_tree_ssa): Likewise.
445 (delete_tree_ssa): Likewise.
446 * tree-flow-inline.h (is_call_used): Remove.
447 * tree-flow.h (struct gimple_df): Remove callused member.
448 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
449 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
450 (ref_maybe_used_by_call_p_1): Simplify.
451 (call_may_clobber_ref_p_1): Likewise.
452 * tree-ssa-structalias.c (compute_points_to_sets): Set
453 the call stmt used and clobbered sets.
454 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
455 (find_tail_calls): Verify the tail call.
457 2010-04-12 Richard Guenther <rguenther@suse.de>
459 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
460 single-iteration always-inline inlining.
461 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
462 (cgraph_decide_inlining): Do not handle always-inline specially.
463 (try_inline): Remove always-inline cycle detection special case.
464 Do not recurse on always-inlines.
465 (cgraph_early_inlining): Do not iterate if not optimizing.
466 (cgraph_gate_early_inlining): remove.
467 (pass_early_inline): Run unconditionally.
468 (gate_cgraph_decide_inlining): New function.
469 (pass_ipa_inline): Use it. Do not run the IPA inliner if
470 not inlining or optimizing.
471 (cgraph_decide_inlining_of_small_functions): Also consider
472 always-inline functions.
473 (cgraph_default_inline_p): Return true for nodes which should
474 disregard inline limits.
475 (estimate_function_body_sizes): Assume zero size and time for
476 nodes which are marked as disregarding inline limits.
477 (cgraph_decide_recursive_inlining): Do not perform recursive
478 inlining on always-inline nodes.
480 2010-04-12 Jakub Jelinek <jakub@redhat.com>
483 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
484 for exprs satisfying handled_component_p.
486 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
488 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
489 non-constant aggregate elements.
491 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
492 is a real initialization.
494 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
497 * c-decl.c (start_function): Move forward check for nested function.
499 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
501 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
502 * config/sh/sh.c: Include reload.h.
503 (sh_legitimize_reload_address): New.
504 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
505 sh_legitimize_reload_address.
507 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
509 * config/sh/sh.md (*movqi_pop): New insn pattern.
510 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
512 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/i386.md (any_shiftrt): New code iterator.
515 (shiftrt_insn): New code attribute.
517 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
518 using any_shiftrt code iterator.
519 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
520 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
521 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
522 pattern from corresponding peephole2 patterns.
523 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
524 using any_shiftrt code iterator.
525 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
526 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
527 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
528 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
529 *{ashr,lshr}<mode>3_cmp_zext.
530 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
532 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
536 (*lshr<mode>3_cconly): Ditto.
538 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
540 * config/i386/i386.md (lshr<mode>3): Macroize expander from
541 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
542 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
543 pattern from *lshr{di,ti}3_1 and corresponding splitters using
545 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
546 from corresponding peephole2 patterns.
547 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
548 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
549 and *lshrdi3_1_rex64 using SWI mode iterator.
550 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
551 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
552 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
553 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
554 and *lshrdi3_cmp_rex64 using SWI mode iterator.
555 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
556 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
557 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
558 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
561 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/i386.md (ashr<mode>3): Macroize expander from
564 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
565 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
566 pattern from *ashr{di,ti}3_1 and corresponding splitters using
568 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
569 from corresponding peephole2 patterns.
570 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
571 (ashrsi3_cvt): Rename from ashrsi3_31.
572 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
573 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
574 and x86_64_shift_adj_3 using SWI48 mode iterator.
575 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
576 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
577 and *ashrdi3_1_rex64 using SWI mode iterator.
578 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
579 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
580 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
581 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
582 and *ashrdi3_cmp_rex64 using SWI mode iterator.
583 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
584 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
585 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
586 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
588 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
589 * config/i386/i386.c (ix86_split_ashr): Update for renamed
590 x86_shift<mode>_adj_3 expanders.
592 2010-04-10 Wei Guozhi <carrot@google.com>
595 * config/arm/arm.c (arm_pic_static_addr): New function.
596 (legitimize_pic_address): Call arm_pic_static_addr when it detects
598 (arm_output_addr_const_extra): Output expression for new pattern.
599 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
601 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
603 * ira-costs.c (record_reg_classes): Ignore alternatives that are
606 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
607 * web.c: Include "insn-config.h" and "recog.h".
608 (union_match_dups): New function.
610 (union_defs): Don't try to recognize match_dups.
612 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
613 if doing so would replace the entire pattern.
615 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
619 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
620 and splitter pattern. Change splitter operand 1 predicate to
623 2010-04-09 Martin Jambor <mjambor@suse.cz>
625 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
626 lattices are addresses of CONST_DECLs with the same initial value.
627 (ipcp_print_all_lattices): Print values of CONST_DECLs.
628 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
630 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
631 Bernd Schmidt <bernd.schmidt@codesourcery.com>
633 * loop-invariant.c (replace_uses): New static function.
634 (move_invariant_reg): Use it to ensure we can replace the uses.
636 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
638 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
640 (picochip_override_options): Enable section anchors only above -O1.
641 (picochip_reorg): Fixed a couple of build warnings.
643 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
645 * configure.ac (plugin -rdynamic test): Log result.
646 * configure: Regenerate.
647 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
648 (RDYNAMIC_SPEC): Define.
649 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
651 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
653 * configure.ac: Determine Sun ld version numbers.
654 (comdat_group): Restrict GNU ld version checks to gld.
655 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
656 (enable_comdat): Support --enable-comdat.
657 * configure: Regenerate.
658 * doc/install.texi (Configuration): Document --enable-comdat.
660 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
662 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
663 * config/sol2-gld.h: ... here.
664 * config.gcc (sparc*-*-solaris2*): Reflect this.
665 (i[34567]86-*-solaris2*): Use it.
667 2010-04-09 Steve Ellcey <sje@cup.hp.com>
669 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
671 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
673 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
676 * diagnostic.c (diagnostic_initialize): Initialize
677 some_warnings_are_errors.
678 (diagnostic_finish): New.
679 (diagnostic_action_after_output): Call it before exiting.
680 (diagnostic_report_diagnostic): Do not print message here. Set
681 some_warnings_are_errors.
682 * diagnostic.h (diagnostic_context): Delete
683 issue_warnings_are_errors_message. Add some_warnings_are_errors.
684 (diagnostic_finish): Declare.
685 * toplev.c (toplev_main): Call it before exit.
687 2010-04-09 Jason Merrill <jason@redhat.com>
690 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
694 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
695 based on a warning flag.
697 2010-04-09 Richard Guenther <rguenther@suse.de>
699 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
701 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
704 * varasm.c (default_assemble_visibility): Wrap vars that are
705 set, but unused, by targets without GAS.
706 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
707 Remove set, but unused, vars.
708 (rs6000_legitimize_tls_address): Likewise.
709 (altivec_expand_dst_builtin): Likewise.
710 * config/darwin.c (machopic_classify_symbol): Likewise.
711 (machopic_indirection_name): Likewise.
713 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.md (DWI): New mode iterator.
716 (S): New mode attribute.
717 (shift_operand): Ditto.
718 (shift_immediate_operand): Ditto.
719 (ashl_input_operand): Ditto.
720 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
721 using SDWIM mode iterator.
722 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
723 pattern from *ashl{di,ti}3_1 and corresponding splitters using
725 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
726 from corresponding peephole2 patterns.
727 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
728 and x86_64_shift_adj_1 using SWI48 mode iterator.
729 (x86_shift<mode>_adj_2): Ditto.
730 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
731 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
732 using SWI48 mode iterator.
733 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
734 *ashldi3_cmp_rex64 using SWI mode iterator.
735 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
736 *ashldi3_cconly_rex64 using SWI mode iterator.
737 * config/i386/i386.c (ix86_split_ashl): Update for renamed
738 x86_shift<mode>_adj_{1,2}.
739 (ix86_split_ashr): Ditto.
740 (ix86_split_lshr): Ditto.
742 2010-04-09 Richard Guenther <rguenther@suse.de>
744 * target.h (builtin_conversion): Pass in input and output types.
745 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
746 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
747 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
748 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
750 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
752 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
754 2010-04-09 Richard Guenther <rguenther@suse.de>
757 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
759 2010-04-09 Richard Guenther <rguenther@suse.de>
761 * tree-vectorizer.h (struct _stmt_vec_info): Document
762 that vectype is the type of the LHS.
763 (supportable_widening_operation, supportable_narrowing_operation):
764 Get both input and output vector types as arguments.
765 (vect_is_simple_use_1): Declare.
766 (get_same_sized_vectype): Likewise.
767 * tree-vect-loop.c (vect_determine_vectorization_factor):
768 Set STMT_VINFO_VECTYPE to the vector type of the def.
769 (vectorizable_reduction): Adjust.
770 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
771 Adjust. Specify the output vector type.
772 (vect_pattern_recog_1): Adjust.
773 * tree-vect-stmts.c (get_same_sized_vectype): New function.
774 (vectorizable_call): Adjust.
775 (vectorizable_conversion): Likewise.
776 (vectorizable_operation): Likewise.
777 (vectorizable_type_demotion): Likewise.
778 (vectorizable_type_promotion): Likewise.
779 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
781 (vect_is_simple_use_1): New function.
782 (supportable_widening_operation): Get both input and output
784 (supportable_narrowing_operation): Likewise.
785 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
787 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
789 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
790 __thiscall and _thiscall as predefined macros.
791 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
792 thiscall attribute handling.
793 (ix86_comp_type_attributes): Likewise.
794 (ix86_function_regparm): Likewise.
795 (ix86_return_pops_args): Likewise.
796 (init_cumulative_args): Likewise.
797 (find_drap_reg): Likewise.
798 (ix86_static_chain): Likewise.
799 (x86_this_parameter): Likewise.
800 (x86_output_mi_thunk): Likewise.
801 (ix86_attribute_table): Add description for thiscall attribute.
802 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
803 * doc/extend.texi: Add documentation for thiscall.
805 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
808 * c.opt (Wint-to-pointer-cast): Available in C++.
809 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
811 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
813 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
814 * calls.c (expand_call): Pass the function type to aggregate_value_p.
815 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
816 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
817 function type instead. Reorder and simplify checks.
819 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
821 2010-04-08 Jing Yu <jingyu@google.com>
822 Zdenek Dvorak <ook@ucw.cz>
824 PR tree-optimization/42720
825 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
826 loop unswitch conditions here from ...
827 (tree_unswitch_single_loop): ... here.
829 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
831 * tree-if-conv.c: Fix comments and simplify logic.
833 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
835 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
836 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
837 (main_tree_if_conversion): Update call to tree_if_conversion.
839 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
842 * doc/invoke.texi (-b,-V): Delete.
843 * doc/tm.texi: Do not mention -b.
844 * gcc.c (display_help): Delete -b and -V.
845 (process_command): Delete -b and -V.
846 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
848 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
849 Wolfgang Gellerich <gellerich@de.ibm.com>
851 Implement target hook for loop unrolling
852 * target.h (loop_unroll_adjust): Add a new target hook function.
853 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
854 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
855 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
856 (s390_loop_unroll_adjust): Implement the new target hook for s390.
857 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
859 (decide_unroll_stupid): Likewise.
861 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
864 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
866 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
868 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
869 (Specific, *-*-solaris2*): Likewise.
870 Don't prefer Sun as over GNU as.
872 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
874 * config/s390/s390.c (override_options): Adjust the z10
875 defaults for max-unroll-times, max-completely-peeled-insns
876 and max-completely-peel-times.
878 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
880 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
881 instructions for z10.
882 (s390_expand_setmem): Likewise.
883 (s390_expand_cmpmem): Likewise.
885 2010-04-08 Richard Guenther <rguenther@suse.de>
887 PR tree-optimization/43679
888 * tree-ssa-pre.c (eliminate): Only propagate copies.
890 2010-04-08 Jakub Jelinek <jakub@redhat.com>
893 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
894 set but not used variable warning.
896 2010-04-08 Wei Guozhi <carrot@google.com>
899 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
900 (arm_size_rtx_costs): Call the new function when optimized for size.
902 2010-04-08 Jakub Jelinek <jakub@redhat.com>
905 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
906 op0 is not a MEM, just return NULL instead of assertion
908 (discover_nonconstant_array_refs): Don't walk debug stmts.
910 2010-04-08 Doug Kwan <dougkwan@google.com>
912 * configure.ac: Recognize gold and do not use its version number
914 * configure: Regenerate.
916 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
919 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
920 (negate_value): Move code to push elements to broken_up_substracts ...
921 (eliminate_plus_minus_pair): ... here. Push operands that have no
922 negative pair to plus_negates.
923 (repropagate_negates, init_reassoc, fini_reassoc): Update.
925 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
927 * doc/install.texi (Configuration): Move description of
928 --enable-lto, --with-libelf*, --enable-gold from Java section to
931 * doc/generic.texi (Working with declarations)
932 (Function Properties, C and C++ Trees): Fix typos.
933 * doc/sourcebuild.texi (Top Level): Likewise.
935 2010-04-07 Jakub Jelinek <jakub@redhat.com>
938 * tree.h (DECL_READ_P): Define.
939 (struct tree_decl_common): Add decl_read_flag.
940 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
941 a set but not used warning.
942 (merge_decls): Merge DECL_READ_P flag.
943 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
944 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
945 * c-common.c (handle_used_attribute, handle_unused_attribute):
947 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
949 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
951 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
952 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
953 c_parser_binary_expression, c_parser_cast_expression,
954 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
955 Call default_function_array_read_conversion instead of
956 default_function_array_conversion where needed.
957 (c_parser_unary_expression, c_parser_conditional_expression,
958 c_parser_postfix_expression_after_primary, c_parser_initelt):
959 Likewise. Call mark_exp_read where needed.
960 (c_parser_statement_after_labels, c_parser_asm_operands,
961 c_parser_typeof_specifier, c_parser_sizeof_expression,
962 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
964 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
966 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
967 (warn_unused_but_set_parameter): Default to warn_unused
969 * doc/invoke.texi: Document -Wunused-but-set-variable and
970 -Wunused-but-set-parameter.
972 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
974 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
975 when operandN variables aren't used in the body of the expander
977 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
978 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
979 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
980 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
981 FOR_EACH_IMM_USE_ON_STMT): Likewise.
982 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
983 * tree.c (PROCESS_ARG): Likewise.
985 2010-04-07 Simon Baldwin <simonb@google.com>
987 * diagnostic.h (diagnostic_override_option_index): New macro to
988 set a diagnostic's option_index.
989 * c-tree.h (c_cpp_error): Add warning reason argument.
990 * opts.c (_warning_as_error_callback): New.
991 (register_warning_as_error_callback): Store callback for
992 warnings enabled via enable_warning_as_error.
993 (enable_warning_as_error): Call callback, minor code tidy.
994 * opts.h (register_warning_as_error_callback): Declare.
995 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
996 response to -Werror=.
997 (c_common_init_options): Register warning_as_error_callback in opts.c.
998 * common.opt: Add -Wno-cpp option.
999 * c-common.c (struct reason_option_codes_t): Map cpp warning
1000 reason codes to gcc option indexes.
1001 * (c_option_controlling_cpp_error): New function, lookup the gcc
1002 option index for a cpp warning reason code.
1003 * (c_cpp_error): Add warning reason argument, call
1004 c_option_controlling_cpp_error for diagnostic_override_option_index.
1005 * doc/invoke.texi: Document -Wno-cpp.
1007 2010-04-07 Richard Guenther <rguenther@suse.de>
1009 * ipa-reference.c (mark_load): Use get_base_address.
1010 (mark_store): Likewise.
1012 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1013 inserting GIMPLE_NOPs into the IL.
1014 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1015 Explicitly strip handled components and indirect references.
1017 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1018 folding address expressions.
1019 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1020 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1021 operand_equal_p to compare decls.
1022 (ptr_deref_may_alias_decl_p): Likewise.
1023 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1024 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1025 Handle reversed comparison ops.
1026 * tree-sra.c (asm_visit_addr): Use get_base_address.
1027 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1028 * ipa-reference.c (mark_address): Use get_base_address.
1030 2010-04-07 Richard Guenther <rguenther@suse.de>
1032 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1033 Propagate constants everywhere.
1035 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1038 * tree.c (MAX_INT_CACHED_PREC): Define.
1039 (nonstandard_integer_type_cache): New array.
1040 (build_nonstandard_integer_type): Cache results for precision
1041 <= MAX_INT_CACHED_PREC.
1043 2010-04-07 Richard Guenther <rguenther@suse.de>
1045 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1046 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1047 * common.opt: Likewise.
1048 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1049 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1050 (nonoverlapping_memrefs_p): Likewise.
1051 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1052 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1053 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1054 OPT_fargument_noalias_global for backward compatibility.
1056 2010-04-07 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/43270
1059 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1060 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1061 * tree-ssa-pre.c (phi_translate_1): Adjust.
1062 (fully_constant_expression): Split out vn_reference handling to ...
1063 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1064 Fold reads from constant strings.
1065 (vn_reference_lookup): Handle fully constant references.
1066 (vn_reference_lookup_pieces): Likewise.
1067 * Makefile.in (expmed.o-warn): Add -Wno-error.
1069 2010-04-07 Martin Jambor <mjambor@suse.cz>
1071 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1073 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1076 * gcc.c: Add -static-libstdc++ to list of recognized options.
1078 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1080 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1082 2010-04-07 Richard Guenther <rguenther@suse.de>
1085 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1086 bases build simple mem attributes to retain points-to information.
1088 2010-04-07 Richard Guenther <rguenther@suse.de>
1091 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1092 preserve points-to related information.
1094 2010-04-07 Richard Guenther <rguenther@suse.de>
1097 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1098 discard plain indirect references.
1099 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1100 * tree.c (tree_nop_conversion): Likewise.
1102 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1105 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1107 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1109 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1110 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1112 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1114 * tree-if-conv.c: Fix indentation and comments.
1116 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1118 * tree-if-conv.c: Sort static functions in topological order.
1120 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1122 * tree-if-conv.c: Fix indentation and comments.
1124 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1127 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1128 lang_hooks.types.type_for_size instead of
1129 build_nonstandard_integer_type.
1130 When converting an unsigned type to signed, double its precision.
1131 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1132 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1133 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1136 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1139 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1140 POINTER_PLUS_EXPR for pointer types.
1142 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1145 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1146 * graphite-clast-to-gimple.c: Include langhooks.h.
1147 (max_signed_precision_type): New.
1148 (max_precision_type): Takes two types as arguments.
1149 (precision_for_value): New.
1150 (precision_for_interval): New.
1151 (gcc_type_for_interval): New.
1152 (gcc_type_for_value): New.
1153 (gcc_type_for_clast_term): New.
1154 (gcc_type_for_clast_red): New.
1155 (gcc_type_for_clast_bin): New.
1156 (gcc_type_for_clast_expr): Split up into several functions.
1157 (gcc_type_for_clast_eq): Rewritten.
1158 (compute_bounds_for_level): New.
1159 (compute_type_for_level_1): New.
1160 (compute_type_for_level): New.
1161 (gcc_type_for_cloog_iv): Removed.
1162 (gcc_type_for_iv_of_clast_loop): Rewritten.
1163 (graphite_create_new_loop): Compute the lower and upper bound types
1164 with gcc_type_for_clast_expr.
1165 (graphite_create_new_loop_guard): Same.
1166 (find_cloog_iv_in_expr): Removed.
1167 (compute_cloog_iv_types_1): Removed.
1168 (compute_cloog_iv_types): Removed.
1169 (gloog): Do not call compute_cloog_iv_types.
1170 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1172 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1173 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1174 (GBB_CLOOG_IV_TYPES): Removed.
1176 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1178 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1179 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1180 (detect_commutative_reduction): Same.
1182 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1184 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1185 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1187 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1188 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1189 (rewrite_commutative_reductions_out_of_ssa): Same.
1190 * passes.c (execute_function_todo): Call verify_ssa for every pass
1191 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1192 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1193 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1194 with an extra argument.
1195 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1196 verify_ssa only when the extra argument is true.
1197 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1198 with an extra argument.
1199 (tree_transform_and_unroll_loop): Same.
1201 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1203 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1204 for all the passes of the LNO having LOOP_CLOSED_SSA.
1205 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1206 * tree-loop-distribution.c (pass_loop_distribution): Same.
1207 * tree-pass.h (TODO_verify_loops): Removed.
1208 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1210 (pass_tree_unswitch): Same.
1211 (pass_predcom): Same.
1212 (pass_vectorize): Same.
1213 (pass_linear_transform): Same.
1214 (pass_graphite_transforms): Same.
1215 (pass_iv_canon): Same.
1216 (pass_complete_unroll): Same.
1217 (pass_complete_unrolli): Same.
1218 (pass_parallelize_loops): Same.
1219 (pass_loop_prefetch): Same.
1220 (pass_iv_optimize): Same.
1222 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1225 * passes.c (init_optimization_passes): Move pass_lim before
1226 pass_copy_prop and pass_dce_loop.
1228 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1231 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1232 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1233 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1234 MULTI_* defines for 4 argument vpermil2p* builtins.
1236 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1239 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1240 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1241 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1242 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1243 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1244 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1245 Use x86_maybe_negate_const_int to output insn mnemonic.
1246 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1247 check from instruction predicate. Update comments.
1248 * config/i386/sync.md (sync_add<mode>): Use
1249 x86_maybe_negate_const_int to output insn mnemonic.
1251 2010-04-06 Jan Hubicka <jh@suse.cz>
1253 PR tree-optimization/42906
1254 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1255 IGNORE_SELF argument. Set visited_control_parents for fully
1257 (find_obviously_necessary_stmts): Update call of
1258 mark_control_dependent_edges_necessary.
1259 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1261 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.md: Remove comment about 'e' and 'E'
1266 2010-04-06 Richard Guenther <rguenther@suse.de>
1268 PR tree-optimization/43627
1269 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1270 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1273 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1275 * BASE-VER: Change to 4.6.0.
1278 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1281 2010-04-06 Richard Guenther <rguenther@suse.de>
1284 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1286 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1288 * doc/invoke.texi (Optimize Options): Document that LTO
1289 won't remove object access purely due to incompatible
1292 2010-04-04 Matthias Klose <doko@ubuntu.com>
1294 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1295 Initialize variable.
1297 2010-04-03 Richard Guenther <rguenther@suse.de>
1300 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1301 require a non-NULL MEM_OFFSET.
1303 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1305 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1306 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1307 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1308 config/alpha/predicates.md, config/arm/arm.md,
1309 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1310 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1311 config/darwin9.h, config/darwin.c, config/darwin.h,
1312 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1313 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1314 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1315 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1316 config/mips/mips.md, config/mn10300/mn10300.c,
1317 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1318 config/rs6000/aix.h, config/rs6000/dfp.md,
1319 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1320 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1321 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1322 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1323 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1324 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1325 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1326 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1327 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1328 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1329 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1330 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1331 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1332 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1333 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1334 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1335 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1336 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1337 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1338 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1339 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1340 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1341 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1342 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1343 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1344 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1345 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1346 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1347 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1348 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1349 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1350 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1351 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1352 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1353 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1354 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1356 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1359 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1360 * aclocal.m4: Regenerate.
1362 2010-04-02 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/43629
1365 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1366 if we have seen a constant value.
1368 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1370 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1372 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1375 * arm.c (legitimize_tls_address): Adjust call to
1376 gen_tls_load_dot_plus_four.
1377 (arm_note_pic_base): New function.
1378 (arm_cannot_copy_insn_p): Use it.
1379 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1382 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1387 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1389 * Makefile.in ($(out_object_file)): Depend on
1390 gt-$(basename $(notdir $(out_file))).h.
1392 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1394 * config.gcc (lm32-*-rtems*): Add t-lm32.
1396 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1398 * config.gcc: Add lm32-*-rtems*.
1399 * config/lm32/rtems.h: New file.
1401 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1404 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1406 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1408 * dwarf2out.c (output_compilation_unit_header): For
1409 -gdwarf-4 use version 4 instead of version 3.
1410 (output_line_info): For version 4 and above emit additional
1411 maximum ops per insn header field.
1412 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1414 * dwarf2out.c (is_c_family, is_java): Remove.
1415 (lower_bound_default): New function.
1416 (add_bound_info, gen_descr_array_type_die): Use it.
1418 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1421 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1422 re-declaration when it happens in a function.
1424 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1426 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1427 (cgraph_remove_function_insertion_hook): Same.
1428 (cgraph_call_function_insertion_hooks): Same.
1430 2010-04-01 Richard Guenther <rguenther@suse.de>
1433 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1434 and TREE_THIS_VOLATILE.
1435 (copy_ref_info): Likewise.
1436 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1437 * tree.c (build6_stat): Ignore side-effects of all but arg5
1438 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1441 2010-04-01 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/43607
1444 * ipa-type-escape.c (check_call): Do not access non-existing
1447 2010-04-01 Richard Guenther <rguenther@suse.de>
1451 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1452 Jack Howarth <howarth@bromo.med.uc.edu>
1454 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1457 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1459 * doc/install.texi (Prerequisites): Document libelf usability on
1460 IRIX 5/6 and Solaris 2.
1461 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1462 Update GNU as, GNU ld requirements.
1463 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1464 Document Sun Studio compiler download.
1465 Update and simplify as, ld recommendations.
1466 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1468 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1470 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1471 with_tune_32 to pentium4.
1473 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1477 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1479 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1480 obsoletion, removal.
1482 Document GNU as requirement.
1483 Update configure requirements.
1484 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1485 Recomment IRIX 6.5.18+.
1486 Document IDF/IDL requirement.
1487 Document GNU as requirement.
1488 Document GNU ld bootstrap failure.
1489 Remove freeware.sgi.com reference.
1491 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1493 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1494 UNIX V4.0, V5.0 obsoletion, removal.
1495 Remove --with-gc=simple reference.
1496 Update VM requirements during bootstrap.
1497 Remove -oldas bootstrap description.
1498 Update binutils reference.
1499 Remove comparison failure note.
1501 2010-03-31 Richard Guenther <rguenther@suse.de>
1502 Zdenek Dvorak <ook@ucw.cz>
1503 Sebastian Pop <sebastian.pop@amd.com>
1506 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1507 with multiple arguments.
1508 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1510 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1512 * graphite-dependences.c (print_pddr): Call print_pdr with an
1514 * graphite-poly.c (debug_pdr): Add an extra argument for the
1517 (print_pbb_domain): Same.
1519 (print_scop_context): Same.
1521 (print_cloog): Same.
1522 (debug_pbb_domain): Same.
1526 (debug_scop_context): Same.
1528 (debug_cloog): Same.
1529 (print_scop_params): Same.
1530 (debug_scop_params): Same.
1531 (print_iteration_domain): Same.
1532 (print_iteration_domains): Same.
1533 (debug_iteration_domain): Same.
1534 (debug_iteration_domains): Same.
1535 (print_scattering_function): Same.
1536 (print_scattering_functions): Same.
1537 (debug_scattering_function): Same.
1538 (debug_scattering_functions): Same.
1539 * graphite-poly.h (debug_pdr): Update declaration.
1541 (print_pbb_domain): Same.
1543 (print_scop_context): Same.
1545 (print_cloog): Same.
1546 (debug_pbb_domain): Same.
1550 (debug_scop_context): Same.
1552 (debug_cloog): Same.
1553 (print_scop_params): Same.
1554 (debug_scop_params): Same.
1555 (print_iteration_domain): Same.
1556 (print_iteration_domains): Same.
1557 (debug_iteration_domain): Same.
1558 (debug_iteration_domains): Same.
1559 (print_scattering_function): Same.
1560 (print_scattering_functions): Same.
1561 (debug_scattering_function): Same.
1562 (debug_scattering_functions): Same.
1564 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1566 * graphite-poly.c (print_scattering_function_1): New.
1567 (print_scattering_function): Call it.
1568 (print_scop_params): Remove spaces at the end of lines.
1571 * graphite-poly.h (print_cloog): Declared.
1572 (debug_cloog): Declared.
1574 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1576 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1578 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1579 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1580 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1581 to switch between adding the IV bump in loop->latch or in loop->header.
1583 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1585 * graphite-poly.c (print_scattering_function): Pretty print following
1588 (print_pbb_domain): Same.
1589 (dump_gbb_cases): Same.
1590 (dump_gbb_conditions): Same.
1593 (print_scop_params): Same.
1594 (print_scop_context): Same.
1596 (print_pbb_body): New.
1597 (lst_indent_to): New.
1598 (print_lst): Start new lines with a #.
1599 * graphite-poly.h (pbb_bb): New.
1600 (pbb_index): Use pbb_bb.
1601 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1603 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1605 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1607 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1608 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1609 and 0 instead of 1 for dw_val_class_flag.
1610 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1611 dw_val_class_range_list, dw_val_class_loc_list,
1612 dw_val_class_lineptr and dw_val_class_macptr, use
1613 DW_FORM_flag_present for dw_val_class_flag and
1614 DW_FORM_exprloc for dw_val_class_loc.
1615 (output_die): For -gdwarf-4 print dw_val_class_loc
1616 size as uleb128 instead of 1 or 2 bytes and don't print
1617 anything for dw_val_class_flag.
1619 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1620 instead of cselib_lookup following by tweaking locs->setting_insn.
1623 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1624 even before returning from label, setjmp call or volatile asm
1627 2010-03-31 Richard Guenther <rguenther@suse.de>
1630 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1631 temporary data on stack.
1633 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1635 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1636 (PUSHSECTION_ASM_OP): Remove.
1637 (POPSECTION_ASM_OP): Remove.
1638 (PUSHSECTION_FORMAT): Remove.
1639 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1640 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1641 * config/sol2.c (solaris_output_init_fini): Use it.
1643 2010-03-31 Jie Zhang <jie@codesourcery.com>
1646 * opt-functions.awk (var_type_struct): Use signed char type
1647 for simple variables.
1649 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1651 * config/sol2.c: Include output.h.
1652 (solaris_assemble_visibility): New function.
1653 * config/t-sol2 (sol2.o): Add output.h dependency.
1654 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1655 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1658 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1661 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1662 V2SImode or XFmode on PRE_DEC.
1665 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1668 2010-03-31 Jie Zhang <jie@codesourcery.com>
1671 * reload.h (caller_save_initialized_p): Declare.
1672 * toplev.c (backend_init_target): Don't call
1673 init_caller_save but set caller_save_initialized_p to false.
1674 * caller-save.c (caller_save_initialized_p): Define.
1675 (init_caller_save): Check caller_save_initialized_p.
1676 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1678 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1681 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1682 and soft-fp/t-softfp to tmake_file.
1683 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1684 (LIBGCC2_TF_CEXT): Define.
1687 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1690 * cselib.c (n_useless_values): Document handling of debug locs.
1691 (n_useless_debug_values, n_debug_values): New variables.
1692 (new_elt_loc_list): Don't add to debug values, keep count.
1693 (promote_debug_loc): New.
1694 (cselib_reset_table): Zero new variables.
1695 (entry_and_rtx_equal_p): Promote debug locs.
1696 (discard_useless_locs): Increment n_useless_debug_values for
1698 (remove_useless_values): Adjust n_useless_values and n_debug_values
1699 with n_useless_debug_values.
1700 (add_mem_for_addr): Promote debug locs.
1701 (cselib_lookup_mem): Likewise.
1702 (cselib_lookup_addr): Renamed to...
1703 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1704 (cselib_log_lookup): ... this. Turn into...
1705 (cselib_lookup_addr): ... new wrapper.
1706 (cselib_lookup_from_insn): New.
1707 (cselib_invalidate_regno): Increment n_useless_debug_values for
1709 (cselib_invalidate_mem): Likewise.
1710 (cselib_process_insn): Take n_deleted and n_debug_values into
1711 account to guard remove_useless_value call.
1712 (cselib_finish): Zero n_useless_debug_values.
1713 * cselib.h (cselib_lookup_from_insn): Declare.
1714 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1715 (sched_analyze_2): Likewise.
1717 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1719 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1721 (adjust_mems): Replace narrowing SUBREG of expression containing
1722 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1723 with operations in the narrower mode.
1726 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1727 regs_invalidated_by_call instead all call_used_reg_set registers.
1729 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1732 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1733 pointer comparisons with types_compatible_p.
1734 * tree-vect-stmts.c (vectorizable_call): Same.
1735 (vectorizable_condition): Same.
1737 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1739 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1740 stack check if the mask would be zero.
1742 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1743 Jack Howarth <howarth@bromo.med.uc.edu>
1745 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1748 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1751 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1753 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1754 Include ___unordxf2 and ___unordtf2.
1755 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1758 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1760 * config/lm32/t-lm32: New file.
1761 * config.gcc: Use the above file when targetting lm32.
1763 2010-03-28 Duncan Sands <baldrick@free.fr>
1765 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1767 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1770 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1771 Improve vectorization cost model diagnostic.
1773 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1776 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1777 compute_data_dependences_for_loop returns false, early exit
1778 and output an extra diagnostic for the failed data reference
1781 2010-03-29 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/43560
1784 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1785 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1787 2010-03-29 Jie Zhang <jie@codesourcery.com>
1790 * toplev.c (process_options): Set optimization_default_node
1791 and optimization_current_node.
1792 * opts.c (decode_options): Don't set optimization_default_node
1793 and optimization_current_node.
1795 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1797 * config/rtems.h: Abandon -qrtems_debug.
1799 2010-03-28 Jan Hubicka <jh@suse.cz>
1801 PR tree-optimization/43505
1802 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1803 map should not be copied.
1805 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1808 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1809 cdtors, set DECL_PRESERVE_P.
1810 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1813 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1815 PR tree-optimization/43528
1816 * stor-layout.c (place_field): Check that constant fits into
1817 unsigned HWI when skipping calculation of MS bitfield layout.
1819 2010-03-27 Jan Hubicka <jh@suse.cz>
1822 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1823 notice_global_symbol work.
1825 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1827 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1828 instead of dwarf2out_decl.
1829 (struct var_loc_node): Remove section_label field.
1830 (dwarf2out_function_decl): New function.
1831 (dwarf2out_var_location): Don't set section_label field.
1832 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1834 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1836 PR tree-optimization/43544
1837 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1838 First argument for builtin vectorized function hook is now a
1839 tree to be able to distinguish between machine specific and
1841 * targhooks.c (default_builtin_vectorized_function): Ditto.
1842 * targhooks.h (default_builtin_vectorized_function): Ditto.
1843 * target.h (struct gcc_target): Ditto.
1844 * tree-vect-stmts.c (vectorizable_function): Ditto.
1845 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1846 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1849 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1852 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1853 nested binding iff it is a FUNCTION_DECL.
1854 (store_parm_decls_newstyle): Pass nested=true to bind for
1855 FUNCTION_DECLs amongst parameters.
1857 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1859 * var-tracking.c (vt_expand_loc_callback): Don't run
1860 cselib_expand_value_rtx_cb in dummy mode if
1861 cselib_dummy_expand_value_rtx_cb returned false.
1863 * var-tracking.c (emit_note_insn_var_location): For one part
1864 notes with offset 0, don't add EXPR_LIST around the location.
1865 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1866 add_location_or_const_value_attribute): Adjust for that change.
1869 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1870 into first operand and location into second.
1871 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1872 dw_cfi_oprnd_loc for DW_CFA_expression.
1873 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1874 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1875 assume first argument is regnum and second argument is location.
1877 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1880 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1881 of scratch register to DImode. Split to DImode comparison operator.
1882 Use SImode subreg of scratch register in the multiplication.
1883 (*cmp_sadd_sidi): Ditto.
1884 (*cmp_ssub_si): Ditto.
1885 (*cmp_ssub_sidi): Ditto.
1887 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1890 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1891 Remove invalid assert and wrong comment.
1893 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1896 * flags.h (final_insns_dump_p): New extern.
1897 * final.c (final_insns_dump_p): New variable.
1898 (rest_of_clean_state): Set it before -fdump-final-insns=
1899 dumping, clear afterwards.
1900 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1901 MEM_ALIAS_SET on MEMs.
1903 2010-03-26 David S. Miller <davem@davemloft.net>
1905 * configure.ac: Fix sparc GOTDATA_OP bug check.
1906 * configure: Rebuild.
1908 2010-03-26 Alan Modra <amodra@gmail.com>
1910 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1912 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1914 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1915 TLS_SECTION_ASM_FLAG.
1917 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1920 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1921 Clear first_function_block_is_cold.
1924 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1925 argument if the argument is truth_value_p.
1927 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1929 * config/rs6000/constraints.md: Update copyright year for my changes.
1932 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1933 used in reg+reg addressing, swap registers.
1935 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1938 * target.h (struct gcc_target): Add code_end hook.
1939 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1941 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1942 * toplev.c (compile_file): Call targetm.asm_out.code_end
1943 hook before unwind info/debug info output.
1944 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1945 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1946 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1947 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1948 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1949 * config/i386/i386.c (ix86_file_end): Renamed to...
1950 (ix86_code_end): ... this. Make static. Don't call
1951 file_end_indicate_exec_stack. Emit unwind info using
1952 final_start_function/final_end_function.
1953 (darwin_x86_file_end): Remove.
1954 (TARGET_ASM_CODE_END): Define.
1955 * config/i386/i386.h (TARGET_ASM_FILE_END,
1956 NEED_INDICATE_EXEC_STACK): Don't define.
1957 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1958 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1959 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1960 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1963 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1964 at the beginning and final_end_function at the end.
1965 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1967 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1969 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1970 and Sun as TLS syntax.
1971 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1972 * configure: Regenerate.
1973 * config.in: Regenerate.
1974 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1975 (default_elf_asm_named_section): Use it.
1976 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1977 (i386_output_dwarf_dtprel): Likewise.
1978 (output_addr_const_extra): Likewise.
1979 (output_pic_addr_const): Lowercase @GOTTPOFF.
1980 (output_addr_const_extra): Likewise.
1981 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1982 (output_addr_const_extra): Likewise.
1983 (output_pic_addr_const): Lowercase @INDNTPOFF.
1984 (output_addr_const_extra): Likewise.
1985 (output_pic_addr_const): Lowercase @NTPOFF.
1986 (output_addr_const_extra): Likewise.
1987 (output_pic_addr_const): Lowercase @TPOFF.
1988 (output_addr_const_extra): Likewise.
1989 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1990 (*tls_global_dynamic_64): Likewise.
1991 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1992 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1994 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1995 (ASM_OUTPUT_TLS_COMMON): Use it.
1996 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1999 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2000 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2001 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2002 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2003 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2004 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2006 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2008 * config/i386/i386.c (override_options): Don't accept
2009 -mtls-dialect=sun any longer.
2010 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2011 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2012 (*tls_local_dynamic_base_32_sun): Likewise.
2013 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2015 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2018 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2019 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2022 * ira.c (adjust_cleared_regs): New function.
2023 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2027 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2029 * expr.c (expand_expr_real): Restore previous
2030 curr_insn_source_location and curr_insn_block after
2031 expand_expr_real_1 call.
2032 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2033 instead of expand_expr_real_1.
2035 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2037 PR rtl-optimization/43413
2038 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2041 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2044 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2045 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2047 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2049 * config/i386/i386.c (ix86_target_string): Add -mfma.
2050 Fix a typo in comment.
2052 2010-03-22 Mike Stump <mikestump@comcast.net>
2055 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2056 Don't overly align based upon packed packed fields.
2058 2010-03-22 Jason Merrill <jason@redhat.com>
2060 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2061 Use () rather than [], and move before the element type.
2063 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2065 * doc/configfiles.texi (Configuration Files): Removed
2066 fixinc/Makefile*, intl/Makefile.*.
2067 * doc/makefile.texi: Fixed markup. Abstract from version
2068 control system used.
2069 (Makefile): Removed obsolete gcc/java/parse.y example.
2070 * doc/sourcebuild.texi: Likewise.
2071 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2072 libgomp, libssp. Removed fastjar.
2073 (Miscellaneous Docs): Clarify location.
2074 Added COPYING3, COPYING3.LIB.
2075 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2077 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2080 * config/i386/i386.c (x86_function_profiler)
2081 [!NO_PROFILE_COUNTERS]: Fix typo.
2082 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2085 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2086 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2088 * doc/sourcebuild.texi (Test Directives): Split into six
2089 subsections, with most of the current text in new subsections
2090 Directives, Selectors, and Final Actions.
2091 (Directives): Split list of test directives into multiple
2093 (Selectors): Describe use and syntax of selectors.
2094 (Effective-Target Keywords): Describe all existing keywords.
2095 (Add Options): Describe features for dg-add-options.
2096 (Require Support): Describe variants of dg-require-support.
2097 (Final Actions): Describe commands to use in dg-final.
2099 2010-03-22 Michael Matz <matz@suse.de>
2102 * recog.c (validate_replace_rtx_group): Replace also in
2103 REG_EQUAL and REG_EQUIV notes.
2105 2010-03-22 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/43390
2108 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2109 sure vector extracts are type correct.
2111 2010-03-22 Richard Guenther <rguenther@suse.de>
2114 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2115 x * sqrt (x) even when optimizing for size if the target
2116 has native support for sqrt.
2118 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2120 * varasm.c (make_decl_rtl_for_debug): Also clear
2121 flag_mudflap for the duration of make_decl_rtl call.
2124 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2125 locs from preserved VALUEs.
2127 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2130 * pa.md (movmemsi): Set align to one if zero.
2131 (movmemdi): Likewise.
2133 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2136 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2137 with their corresponding prologue pushes.
2139 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2142 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2143 at the begining or end.
2144 (spu_expand_epilogue): Likewise.
2146 2010-03-20 Richard Guenther <rguenther@suse.de>
2148 PR rtl-optimization/43438
2149 * combine.c (make_extraction): Properly zero-/sign-extend an
2150 extraction of the low part of a CONST_INT. Also handle
2153 2010-03-19 Mike Stump <mikestump@comcast.net>
2155 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2156 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2157 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2159 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2162 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2165 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2167 PR rtl-optimization/42258
2168 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2169 use that may match DEF.
2172 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2173 the cost of loading the constant rather than assuming
2175 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2176 outer code is AND, do the same tests as the andsi3 expander and
2177 return COSTS_N_INSNS (1) if and is cheap.
2179 * optabs.c (avoid_expensive_constant): Fix formatting.
2181 2010-03-19 Michael Matz <matz@suse.de>
2184 * attribs.c (decl_attributes): When rebuilding a function pointer
2185 type use the same qualifiers as the original pointer type.
2187 2010-03-19 Martin Jambor <mjambor@suse.cz>
2189 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2190 and is_gimple_ip_invariant_address.
2192 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2195 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2197 * config/arm/arm.c (arm_override_options): Turn off
2198 flag_dwarf2_cfi_asm for AAPCS variants.
2200 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2203 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2204 Use PRE_MODIFY instead of PRE_DEC.
2205 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2206 (vfp_emit_fstmd): Likewise.
2208 2010-03-19 Michael Matz <matz@suse.de>
2211 * builtins.c (expand_builtin_interclass_mathfn,
2212 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2215 2010-03-19 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/43415
2218 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2219 (phi_translate_1): ... this.
2220 (phi_translate): Move all caching here. Cache all NARY
2221 and REFERENCE translations.
2223 2010-03-19 David S. Miller <davem@davemloft.net>
2225 With help from Eric Botcazou.
2226 * config/sparc/sparc.c: Include dwarf2out.h.
2227 (emit_pic_helper): Delete.
2228 (pic_helper_symbol_name): Delete.
2229 (pic_helper_emitted_p): Delete.
2230 (pic_helper_needed): New.
2231 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2232 (get_pc_thunk_name): New.
2233 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2234 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2235 Set pic_helper_needed to true. Don't call emit_pic_helper.
2236 (sparc_expand_prologue): Update load_pic_register call.
2237 (sparc_output_mi_thunk): Likewise.
2238 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2239 thunk if possible. Output CFI information as needed.
2241 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2242 Jack Howarth <howarth@bromo.med.uc.edu>
2245 * config/i386/i386.h: Fix ABI on darwin x86-32.
2247 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2249 * tree.h: Declare make_decl_rtl_for_debug.
2250 * varasm.c (make_decl_rtl_for_debug): New.
2251 * dwarf2out.c (rtl_for_decl_location): Call it.
2252 * cfgexpand.c (expand_debug_expr): Call it.
2254 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2257 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2261 * var-tracking.c (vt_init_cfa_base): Do nothing if
2262 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2264 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2267 * var-tracking.c (canonicalize_vars_star): New.
2268 (dataflow_post_merge_adjust): Use it.
2270 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2273 * var-tracking.c (non_suitable_const): New function.
2274 (add_uses): For DEBUG_INSNs with constants, don't record any
2275 value, instead just the constant value itself.
2276 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2277 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2278 (emit_notes_in_bb): Likewise.
2279 (emit_note_insn_var_location): For onepart variables if
2280 cur_loc is a VOIDmode constant, use DECL_MODE.
2282 2010-03-18 Martin Jambor <mjambor@suse.cz>
2285 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2286 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2287 all non-clones. Moved call redirection...
2288 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2289 (cgraph_materialize_all_clones): Dispose of all
2290 combined_args_to_skip bitmaps.
2291 (verify_cgraph_node): Do not check for edges pointing to wrong
2292 nodes in inline clones.
2293 * tree-inline.c (copy_bb): Call
2294 cgraph_redirect_edge_call_stmt_to_callee.
2295 * ipa.c (cgraph_remove_unreachable_nodes): Call
2296 cgraph_node_remove_callees even when there are used clones.
2298 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2300 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2302 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2305 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2308 2010-03-18 Michael Matz <matz@suse.de>
2311 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2312 into sqrt(x) if we need to preserve signed zeros.
2314 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2315 Eric Botcazou <ebotcazou@adacore.com>
2317 PR rtl-optimization/43360
2318 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2319 note if we don't know its invariant status.
2321 2010-03-18 Michael Matz <matz@suse.de>
2323 PR tree-optimization/43402
2324 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2325 PHI chains of ssa names registered for update.
2327 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2330 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2331 non-offsettable and pre_modify update addressing.
2332 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2333 and "2" alternatives "#".
2334 (*movdd_softfloat32): Make all alternatives "#";
2335 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2336 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2337 (*movdf_softfloat32): Make all alternatives "#";
2338 (movdi): Use the new DIFD mode iterator to create a common splitter
2339 for movdi, movdf and movdd patterns.
2341 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2343 * common.opt (dumpdir): Remove redundant tab.
2345 2010-03-17 Martin Jambor <mjambor@suse.cz>
2347 PR tree-optimization/43347
2348 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2349 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2351 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2353 PR rtl-optimization/42216
2354 * regrename.c (create_new_chain): New function, broken out from...
2355 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2356 appending a use to an empty chain.
2357 (build_def_use): Remove previous changes that convert OP_INOUT to
2358 OP_OUT operands; instead detect the case where an OP_INOUT operand
2359 uses a previously untracked register and create an empty chain for it.
2361 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2363 * doc/extend.texi (Function Attributes): Rewrite unfinished
2364 sentence in ms_abi documentation.
2366 2010-03-17 Alan Modra <amodra@gmail.com>
2368 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2369 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2370 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2371 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2373 2010-03-16 Richard Henderson <rth@redhat.com>
2376 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2377 (lower_try_finally): Save and restore eh_seq around the expansion
2380 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2382 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2383 statements before splitting block.
2385 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2387 * doc/sourcebuild.texi (Testsuites): Fix markup.
2388 Use pathnames relative to gcc/testsuite.
2389 (Test Directives): Move description of how timeout is determined.
2390 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2391 (C Tests): Correct gcc.misc-tests directory.
2392 Framework tests now live in gcc.test-framework.
2394 2010-03-16 Richard Guenther <rguenther@suse.de>
2397 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2398 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2400 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2401 Alexandre Oliva <aoliva@redhat.com>
2403 PR tree-optimization/42917
2404 * lambda-code.c (remove_iv): Skip debug statements.
2405 (lambda_loopnest_to_gcc_loopnest): Likewise.
2406 (not_interesting_stmt): Debug statements are not interesting.
2408 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2412 * cselib.c (cselib_preserve_constants,
2413 cfa_base_preserved_val): New static variables.
2414 (preserve_only_constants): New function.
2415 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2416 clear its REG_VALUES. If cselib_preserve_constants, don't
2417 empty the whole hash table, but preserve there VALUEs with constants,
2418 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2419 (cselib_preserve_cfa_base_value): New function.
2420 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2421 (cselib_init): Change argument to int bitfield. Set
2422 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2424 (cselib_finish): Clear cselib_preserve_constants and
2425 cfa_base_preserved_val.
2426 * cselib.h (enum cselib_record_what): New enum.
2427 (cselib_init): Change argument to int.
2428 (cselib_preserve_cfa_base_value): New prototype.
2429 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2430 * dse.c (dse_step1): Likewise.
2431 * cfgcleanup.c (thread_jump): Likewise.
2432 * sched-deps.c (sched_analyze): Likewise.
2433 * gcse.c (local_cprop_pass): Likewise.
2434 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2435 If FN is non-NULL, call the callback always and whenever it returns
2436 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2437 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2438 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2439 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2440 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2441 * var-tracking.c: Include recog.h.
2442 (bb_stack_adjust_offset): Remove.
2443 (vt_stack_adjustments): Don't call it, instead just gather the
2444 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2445 (adjust_stack_reference): Remove.
2446 (compute_cfa_pointer): New function.
2447 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2448 (struct adjust_mem_data): New type.
2449 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2451 (get_address_mode): New function.
2452 (replace_expr_with_values): Use it.
2453 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2454 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2455 (adjust_sets): Remove.
2456 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2457 Use get_address_mode.
2458 (get_adjusted_src): Remove.
2459 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2460 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2461 (add_with_sets): Don't call adjust_sets.
2462 (fp_setter, vt_init_cfa_base): New functions.
2463 (vt_initialize): Change return type to bool. Move most of pool etc.
2464 initialization to the beginning of the function from end. Pass
2465 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2466 If !frame_pointer_needed, call vt_stack_adjustment before mos
2467 vector is filled, call vt_init_cfa_base if argp/framep has been
2468 eliminated to sp. If frame_pointer_needed and argp/framep has
2469 been eliminated to hard frame pointer, set
2470 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2471 encountering fp setter in the prologue. For MO_ADJUST, call
2472 log_op_type before pusing the op into mos vector, not afterwards.
2473 Call adjust_insn before cselib_process_insn/add_with_sets,
2474 call cancel_changes (0) afterwards.
2475 (variable_tracking_main_1): Adjust for vt_initialize calling
2476 vt_stack_adjustments and returning whether it succeeded or not.
2478 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2480 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2483 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2485 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2487 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2488 drap_reg has not been set.
2490 2010-03-15 Michael Matz <matz@suse.de>
2493 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2494 use it to expand block copies.
2495 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2496 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2497 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2499 2010-03-15 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/43367
2502 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2505 2010-03-15 Richard Guenther <rguenther@suse.de>
2507 PR tree-optimization/43317
2508 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2510 2010-03-15 Martin Jambor <mjambor@suse.cz>
2512 PR tree-optimization/43141
2513 * tree-sra.c (create_abstract_origin): New function.
2514 (modify_function): Call create_abstract_origin.
2516 2010-03-15 Chris Demetriou <cgd@google.com>
2518 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2524 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2525 call insert_out_of_ssa_copy for default definitions.
2527 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2529 * graphite-clast-to-gimple.c (my_long_long): Defined.
2530 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2531 * graphite-sese-to-poly.c (my_long_long): Defined.
2532 (scop_ivs_can_be_represented): Use it.
2534 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2536 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2537 graphite-max-bbs-per-function, and loop-block-tile-size.
2538 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2540 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2542 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2544 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2545 forward declaration.
2546 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2547 (add_upper_bounds_from_estimated_nit): New.
2548 (build_loop_iteration_domains): Use it.
2550 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2552 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2554 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2557 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2558 should be an INTEGER_CST. Also handle CASE_CONVERT.
2560 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2562 * graphite.c (graphite_initialize): To bound the number of bbs per
2563 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2564 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2565 * doc/invoke.texi: Document it.
2567 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2569 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2570 * graphite-sese-to-poly.h (build_poly_scop): Same.
2572 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2574 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2575 the number of parameters in the scop. Use as an upper bound
2576 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2577 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2578 * doc/invoke.texi: Document it.
2580 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2582 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2583 * doc/c-tree.texi: Remove.
2584 * doc/generic.texi: Merge c-tree.texi here.
2585 * doc/gccint.texi (Trees): Remove menu entry.
2586 (c-tree.texi): Remove @include.
2587 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2588 * doc/languages.texi (Reading RTL): Ditto.
2590 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2593 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2595 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2598 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2599 code added to work around reload clobbering CONST insns.
2601 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2603 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2604 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2605 (cselib_preserve_only_values): Remove retain argument, don't
2606 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2607 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2608 * var-tracking.c (micro_operation): Move insn field before union.
2609 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2610 (struct variable_tracking_info_def): Remove n_mos field, change
2611 mos into a vector of micro_operations.
2612 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2613 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2614 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2615 changing into a vector.
2616 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2617 come before all other uops generated by add_stores.
2618 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2620 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2621 a vector. Run just one pass over the bbs instead of separate counting
2622 and computation phase.
2623 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2626 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2627 into *nonlocalized_list vector.
2628 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2629 even if origin is non-NULL.
2630 (gen_variable_die): Likewise.
2631 (process_scope_var): Don't change origin.
2632 (gen_decl_die): Likewise.
2633 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2634 before adding new edges instead of after it, fix moving over
2637 2010-03-11 David S. Miller <davem@davemloft.net>
2639 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2641 * configure: Rebuild.
2643 2010-03-11 Martin Jambor <mjambor@suse.cz>
2645 PR tree-optimization/43257
2646 * tree.c (assign_assembler_name_if_neeeded): New function.
2647 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2649 * tree.h (assign_assembler_name_if_neeeded): Declare.
2650 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2651 the function if needed.
2653 2010-03-11 Chris Demetriou <cgd@google.com>
2655 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2656 include/stdint-gcc.h, and include/stdint.h world-readable.
2658 2010-03-11 Richard Guenther <rguenther@suse.de>
2660 PR tree-optimization/43255
2661 * tree-vrp.c (process_assert_insertions_for): Do not insert
2662 asserts for trivial conditions.
2664 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2666 PR tree-optimization/43280
2667 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2668 generation. Move calculation of size out of the if branch.
2669 (find_bswap): Modify compare number generation.
2671 2010-03-11 Richard Guenther <rguenther@suse.de>
2674 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2675 (input_gimple_stmt): Fixup handled component types during
2676 operand read. Also fix up decls in ADDR_EXPRs.
2678 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2680 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2681 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2683 2010-03-10 Jan Hubicka <jh@suse.cz>
2686 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2687 * varasm.c (get_variable_section): Don't do that here...
2688 (make_decl_rtl): ... and here.
2689 (do_assemble_alias): Produce decl RTL.
2690 (assemble_alias): Likewise.
2692 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2695 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2696 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2698 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2699 (based_loc_descr): Only express drap or vdrap regno based expressions
2700 using DW_OP_fbreg when not optimizing.
2701 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2702 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2703 REG_CFA_SET_VDRAP note.
2705 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2707 PR tree-optimization/43236
2708 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2709 error in calculation of base address in reverse iteration case.
2710 (generate_builtin): Take number of latch executions if the statement
2713 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2716 * tree-eh.c: Include pointer-set.h.
2717 (lower_eh_dispatch): Filter out duplicate case labels and
2718 remove the unneeded edge when the label is unused. Return
2719 true when some edges are removed.
2720 (execute_lower_eh_dispatch): When any lowering resulted in
2721 removing an edge, also delete unreachable blocks.
2723 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2726 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2727 UNSPEC_MACHOPIC_OFFSET.
2729 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2732 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2733 (m68k_delegitimize_address): New function.
2735 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2738 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2741 * var-tracking.c (adjust_sets): New function.
2742 (count_with_sets, add_with_sets): Use it.
2743 (get_adjusted_src): New inline function.
2744 (add_stores): Use it.
2747 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2748 call cselib_dummy_expand_value_rtx_cb instead of
2749 cselib_expand_value_rtx_cb.
2752 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2753 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2754 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2755 and .cfi_endproc around the pic thunks.
2756 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2757 all queued unwind info register saves are saved before the call.
2758 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2759 considered as sp-=4 for unwind info and the pop as sp+=4 which
2760 also clobbers dest, but doesn't actually restore it.
2763 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2764 RTX_FRAME_RELATED_P.
2766 2010-03-09 Jie Zhang <jie@codesourcery.com>
2768 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2769 whitespaces in output template.
2771 2010-03-09 Jie Zhang <jie@codesourcery.com>
2773 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2776 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2778 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2779 builtins.exp in a separate job.
2781 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2783 * graphite-sese-to-poly.c (add_param_constraints): Use
2784 lower_bound_in_type and upper_bound_in_type.
2786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2788 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2789 instead of unsigned_type_node.
2791 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2792 Reza Yazdani <reza.yazdani@amd.com>
2795 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2796 on pointer type parameters.
2798 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2802 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2803 handle conversions from pointer to integers.
2804 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2805 induction variable, to be able to work with code generated by CLooG.
2806 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2807 (build_poly_scop): Bail out if we cannot codegen a loop.
2809 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2811 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2812 code generation with gloog_error.
2814 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2816 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2817 Call fold_convert on all the returned values.
2818 (expand_scalar_variables_expr): Pass to
2819 expand_scalar_variables_ssa_name the type of the resulting expression.
2821 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2823 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2824 ppl_min_for_le_pointset.
2825 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2826 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2828 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2830 * graphite-dependences.c (map_into_dep_poly): Removed.
2831 (dependence_polyhedron_1): Use combine_context_id_scat.
2833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2835 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2836 (struct poly_bb): Same.
2837 (combine_context_id_scat): New.
2839 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2842 * sese.c (name_defined_in_loop_p): Return false for default
2845 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2847 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2848 and clean up the logic.
2850 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2852 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2855 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2857 * var-tracking.c (remove_cselib_value_chains): Define only for
2859 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2860 delete_slot_part, emit_notes_for_differences_1): Don't call
2861 remove_cselib_value_chains here.
2862 (set_slot_part, emit_notes_for_differences_2): Don't call
2863 add_cselib_value_chains here.
2864 (preserved_values): New vector.
2865 (preserve_value): New function.
2866 (add_uses, add_stores, vt_add_function_parameters): Use it
2867 instead of cselib_preserve_value.
2868 (changed_values_stack): New vector.
2869 (check_changed_vars_0): New function.
2870 (check_changed_vars_1, check_changed_vars_2): Use it.
2871 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2872 changed_values_stack VALUEs.
2873 (vt_emit_notes): For all preserved_values call
2874 add_cselib_value_chains. If ENABLE_CHECKING call
2875 remove_cselib_value_chains before verifying value_chains is empty.
2876 Initialize and free changed_values_stack.
2877 (vt_initialize): Initialize preserved_values.
2878 (vt_finalize): Free preserved_values.
2880 2010-03-08 Richard Guenther <rguenther@suse.de>
2882 PR tree-optimization/43269
2883 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2886 2010-03-08 Martin Jambor <mjambor@suse.cz>
2888 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2889 (ipa_is_param_called): Removed.
2890 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2891 (ipa_print_node_params): Do not print the called flag.
2892 (ipa_write_node_info): Do not stream the called flag.
2893 (ipa_read_node_info): Likewise.
2895 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2898 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2899 * cselib.c (struct expand_value_data): Add dummy field.
2900 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2902 (cselib_dummy_expand_value_rtx_cb): New function.
2903 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2905 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2906 * var-tracking.c: Include pointer-set.h.
2907 (variable): Change n_var_parts to char from int. Add
2908 cur_loc_changed and in_changed_variables fields.
2909 (variable_canonicalize): Remove.
2910 (shared_var_p): New inline function.
2911 (unshare_variable): Maintain cur_loc_changed and
2912 in_changed_variables fields. If var was in changed_variables,
2913 replace it there with new_var. Just copy cur_loc instead of
2914 resetting it to something else.
2915 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2916 (dataflow_set_union): Don't call variable_canonicalize.
2917 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2918 of their DEBUG_EXPR_TREE_DECLs.
2919 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2920 and in_changed_variables and cur_loc_changed is false.
2921 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2922 and cur_loc_changed. Don't update cur_loc here.
2923 (variable_merge_over_src): Don't call variable_canonicalize.
2924 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2925 removing loc that is equal to cur_loc, clear cur_loc,
2926 set cur_loc_changed and ensure variable_was_changed is called.
2927 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2928 compare pointers in cur_loc check, if it is equal to loc,
2929 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2930 (variable_different_p): Remove compare_current_location argument,
2931 don't compare cur_loc.
2932 (dataflow_set_different_1): Adjust variable_different_p caller.
2933 (variable_was_changed): If dv had some var in changed_variables
2934 already, reset in_changed_variables flag for it and propagate
2935 cur_loc_changed over to the new variable. On empty var
2936 always set cur_loc_changed. Set in_changed_variables on whatever
2937 var is added to changed_variables.
2938 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2939 Use shared_var_p. When removing loc that is equal to cur_loc,
2940 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2941 end, don't set it to something else, just call variable_was_changed.
2942 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2943 loc being removed, clear cur_loc and set cur_loc_changed.
2944 Set cur_loc_changed if all locations have been removed.
2945 (struct expand_loc_callback_data): New type.
2946 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2947 allocated. Always create SUBREGs if simplify_subreg failed.
2948 Prefer to use cur_loc, when that fails and still in
2949 changed_variables (and seen first time) recompute it. Set
2950 cur_loc_changed of variables which had to change cur_loc and
2951 compute elcd->cur_loc_changed if any of the subexpressions used
2952 had to change cur_loc.
2953 (vt_expand_loc): Adjust to pass arguments in
2954 expand_loc_callback_data structure.
2955 (vt_expand_loc_dummy): New function.
2956 (emitted_notes): New variable.
2957 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2958 that weren't used for any other decl in current
2959 emit_notes_for_changes call call vt_expand_loc_dummy to update
2960 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2961 first loc_chain location if NULL before. Always use just
2962 cur_loc instead of first loc_chain location. When cur_loc_changed
2963 is false, when not --enable-checking=rtl just don't emit any note.
2964 When rtl checking, compute the note and assert it is the same
2965 as previous note. Clear cur_loc_changed and in_changed_variables
2966 at the end before removing from changed_variables.
2967 (check_changed_vars_3): New function.
2968 (emit_notes_for_changes): Traverse changed_vars to call
2969 check_changed_vars_3 on each changed var.
2970 (emit_notes_for_differences_1): Clear cur_loc_changed and
2971 in_changed_variables. Recompute cur_loc of new_var.
2972 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2973 (vt_emit_notes): Initialize and destroy emitted_notes.
2975 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2977 PR rtl-optimization/42220
2978 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2979 Use verify_reg_tracked to determine if we should use OP_OUT rather
2981 (build_def_use): If we see an in-out operand for a register that we
2982 know nothing about, treat is an output if possible, fail the block if
2985 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2988 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2991 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2994 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2995 uses of relevant DEFs that are dead outside the loop too.
2997 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2999 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3001 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3003 * var-tracking.c (values_to_unmark): New variable.
3004 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3005 values_to_unmark vector. Moved body to...
3006 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3007 instead queue it into values_to_unmark vector.
3008 (vt_find_locations): Free values_to_unmark vector.
3010 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3012 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3013 (site.exp): Export them when plugins are enabled.
3015 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3018 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3020 (chrec_fold_multiply): Same.
3022 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3025 * c-decl.c (build_compound_literal): Return early if init is
3028 2010-03-04 Martin Jambor <mjambor@suse.cz>
3030 PR tree-optimization/43164
3031 PR tree-optimization/43191
3032 * tree-sra.c (type_consists_of_records_p): Reject records with
3033 zero-size bit-fields at the end.
3035 2010-03-04 Mike Stump <mikestump@comcast.net>
3037 * Makefile.in (TAGS): Remove *.y.
3039 2010-03-04 Richard Guenther <rguenther@suse.de>
3041 PR tree-optimization/40761
3042 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3044 (my_rev_post_order_compute): New function.
3045 (init_pre): Call it.
3047 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3050 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3051 decrease the cost of an IV candidate when the cost is infinite.
3053 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3055 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3056 Use '3DNow!' for the extension of that name, ensure normal space
3058 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3060 2010-03-03 Jeff Law <law@redhat.com>
3062 * PR middle-end/32693
3063 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3064 than gen_rtx_SUBREG.
3065 (extract_bit_field_1): Likewise.
3067 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3069 * doc/sourcebuild.texi (Test directives): Document that arguments
3070 include-opts and exclude-opts are now optional for dg-skip-if,
3071 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3073 2010-03-03 Jason Merrill <jason@redhat.com>
3076 * cgraph.h (varpool_node): Add extra_name field.
3077 * varpool.c (varpool_extra_name_alias): New.
3078 (varpool_assemble_decl): Emit extra name aliases.
3079 (varpool_mark_needed_node): Look past an extra name alias.
3080 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3081 * lto-streamer-in.c (lto_input_tree): Read it.
3082 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3084 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3086 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3087 (sparc*-*-solaris2*): ...this.
3089 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3092 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3093 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3094 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3095 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3098 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3099 fallthrough to default handling, just with want_address 0 instead of 2.
3100 For single element lists, add_AT_loc directly, otherwise create an
3101 artificial variable DIE and stick location list to it.
3104 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3105 (VAL_EXPR_HAS_REVERSE): Define.
3106 (reverse_op): New function.
3107 (add_stores): For reversible operations add an extra MO_VAL_USE.
3109 2010-03-02 Jason Merrill <jason@redhat.com>
3111 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3113 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3115 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3116 (sparc64-*-linux*): Likewise.
3117 (sparc64-*-solaris2*): Include assembler files before linker ones.
3118 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3119 * config/sparc/gas.h: Delete.
3120 * config/sparc/sol2-64.h: Add copyright notice.
3121 * config/sparc/sol2-gas-bi.h: Likewise.
3122 * config/sparc/sol2-gld.h: Likewise.
3123 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3124 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3125 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3126 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3127 (sparc_elf_asm_named_section): Rename into...
3128 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3130 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3132 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3134 2010-03-02 Jeff Law <law@redhat.com>
3137 * reload1.c (rtx_p, substitute_stack): Declare.
3138 (substitute): Record addresses of changed rtxs.
3139 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3140 Restore the original rtx when complete.
3141 (reload): Free subsitute_stack when complete.
3143 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3145 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3146 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3148 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3149 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3150 Torture Tests): Change from subsection to section.
3152 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3153 Steven Bosscher <steven@gcc.gnu.org>
3155 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3158 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3161 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3162 the assignment from the new induction variable to the assignment
3163 of the value from the original loop PHI function.
3165 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3166 Daniel Jacobowitz <dan@codesourcery.com>
3168 * doc/sourcebuild.texi (Test directives): Clarify options to
3171 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3173 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3174 Disable cfi directives unless GCC and gas agree on using read-only
3175 .eh_frame sections for 64-bit.
3176 * configure: Regenerate.
3178 2010-03-01 Richard Guenther <rguenther@suse.de>
3180 PR tree-optimization/43220
3181 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3182 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3184 2010-03-01 Richard Guenther <rguenther@suse.de>
3185 Martin Jambor <mjambor@suse.cz>
3188 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3189 gimplified parameters.
3191 2010-03-01 Christian Bruel <christian.bruel@st.com>
3193 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3195 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3197 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3199 2010-03-01 Richard Guenther <rguenther@suse.de>
3202 * expr.c (expand_assignment): Use the alias-oracle to tell
3203 if the rhs aliases the result decl.
3205 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3208 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3209 to sol_gt_pch_get_address.
3210 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3211 64-bit, SPARC and x86.
3212 (sol_gt_pch_get_address): New function.
3214 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3216 * toplev.h (inform_n, error_n): Declare.
3217 * diagnostic.c (inform_n, error_n): New function.
3219 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3221 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3222 has no rtl yet when processing local_decls, queue it and recheck
3223 if deferred stack allocation hasn't assigned it rtl.
3225 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3227 * config/sh/sh.c (unspec_bbr_uid): New.
3228 (gen_block_redirect): Use it instead of INSN_UID.
3229 (gen_far_branch): Likewise.
3231 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3233 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3234 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3236 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3238 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3239 (Warning Options): -Wno-conversion-null is valid for
3240 Objective-C++ as well.
3241 * doc/tm.texi (Named Address Spaces): Likewise.
3242 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3243 * doc/tree-ssa.texi (Tree SSA): Likewise.
3245 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3248 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3249 by default. Don't set the default arch for
3250 i[34567]86-*-darwin*|x86_64-*-darwin*.
3252 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3255 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3256 default. Set the default 32bit/64bit archs with $with_arch
3257 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3259 2010-02-27 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/43186
3262 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3263 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3264 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3265 unroller iterations.
3267 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3269 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3270 required and i[34567]86-*-* targets don't support 64bit ISA.
3272 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3275 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3278 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3280 * config.gcc: Set the default arch at least to Prescott for
3281 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3282 if SSE math is enabled.
3284 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3286 * diagnostic.c (diagnostic_initialize): Update.
3287 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3289 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3290 (diagnostic_inhibit_notes): New.
3291 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3293 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3296 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3297 * doc/standards.texi: Likewise.
3298 * doc/extend.texi: Likewise.
3299 * doc/trouble.texi: Likewise.
3300 * doc/cppopts.texi: Likewise.
3301 * doc/install.texi: Likewise.
3302 * c.opt (std=c90,std=gnu90): New options.
3303 * c-opts.c (c_common_handle_option): Handle them.
3305 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3308 * c-decl.c (undeclared_variable): Use an informative note.
3310 2010-02-26 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/43186
3313 * gimple.h (gimple_fold): Remove.
3314 * gimple.c (gimple_fold): Remove. Inline into single user ...
3315 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3316 Try harder for conditions.
3318 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3321 * function.c (used_types_insert): Don't skip through named pointer
3322 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3323 and it is different from the main variant's type.
3325 2010-02-26 Nick Clifton <nickc@redhat.com>
3327 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3329 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3331 * config.gcc: Support --with-fpmath=sse for x86.
3333 * config/i386/ssemath.h: New.
3335 * doc/install.texi (--with-fpmath=sse): Documented.
3337 2010-02-26 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/43188
3340 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3341 vector types of over-aligned element type.
3343 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3347 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3349 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3351 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3353 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3355 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3356 * var-tracking.c: Include diagnostic.h.
3357 (debug_dv): New function.
3358 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3361 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3362 (add_value_chain, add_value_chains, remove_value_chain,
3363 remove_value_chains): Handle DEBUG_EXPRs.
3364 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3367 * regcprop.c (struct queued_debug_insn_change): New type.
3368 (struct value_data_entry): Add debug_insn_changes field.
3369 (struct value_data): Add n_debug_insn_changes field.
3370 (debug_insn_changes_pool): New variable.
3371 (free_debug_insn_changes, apply_debug_insn_changes,
3372 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3373 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3374 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3376 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3378 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3379 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3380 changes, call cprop_find_used_regs via note_stores.
3381 (copyprop_hardreg_forward): When copying vd from predecessor
3382 which has any queued DEBUG_INSN changes, make sure the pointers are
3383 cleared. At the end call df_analyze and then if there are any
3384 DEBUG_INSN changes queued at the end of some basic block for still
3385 live registers, apply them.
3386 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3388 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3390 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3393 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3395 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3396 targets. Set the default with_cpu/with_arch from arch/cpu.
3397 Allow x86-64 and native for with_cpu/with_arch.
3399 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3401 * ebitmap.c: Change calls to verify_popcount with calls to
3402 sbitmap_verify_popcount.
3403 (ebitmap_clear_bit): Fixed map->cacheindex test and
3404 map>cache update when bit clearing results in an empty
3407 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3410 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3411 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3412 and support both V2DF and V2DI modes.
3413 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3414 support both V2DF and V2DI modes.
3415 (general): Delete trailing whitespace from a few patterns.
3417 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3418 V2DF/V2DI interleave high/low builtins.
3420 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3423 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3424 interleave high/low functions.
3426 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3428 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3429 #pragma extern_prefix.
3431 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3434 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3435 BLKmode, assert op0 is a MEM and just adjust its mode.
3438 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3439 if bitpos isn't multiple of mode's bitsize.
3441 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3443 * c.opt (-ftemplate-depth=): New.
3444 (-ftemplate-depth-): Deprecate.
3445 * optc-gen.awk: Handle -ftemplate-depth=.
3446 * opth-gen.awk: Likewise.
3447 * c-opts.c (c_common_handle_option): Likewise.
3448 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3450 2010-02-24 Jason Merrill <jason@redhat.com>
3452 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3454 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3456 * cfg.c (alloc_aux_for_block): Remove inline.
3457 (alloc_aux_for_edge): Likewise.
3459 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3461 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3463 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3465 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3466 * config/i386/sol2-gas.h: New file.
3467 * config.gcc (i[34567]86-*-solaris2*): Use it.
3469 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3472 * c-typeck.c (ep_convert_and_check): New.
3473 (build_conditional_expr): Use it.
3474 (build_binary_op): Likewise.
3476 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3478 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3481 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3482 bounds even for -O+.
3483 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3484 expr needs to have DECL_NAME set.
3486 2010-02-24 Nick Clifton <nickc@redhat.com>
3488 * config/mep/mep.c: Include gimple.h.
3489 (mep_function_uses_sp): Delete unused function.
3490 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3491 parameters. Use unsigned integers to count args. Return a
3492 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3494 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3497 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3498 greater or equal to nelt instead of 2 * nelt.
3499 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3502 2010-02-23 Jason Merrill <jason@redhat.com>
3505 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3506 in cfun->local_decls even if they have register types.
3509 * stor-layout.c (place_field): Don't warn about unnecessary
3510 DECL_PACKED if the type is packed.
3512 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3515 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3516 GOTOFF relocs, even when the base reg isn't pic pointer.
3518 2010-02-23 Michael Matz <matz@suse.de>
3521 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3522 (expand_gimple_basic_block): Generate and use debug temps if there
3523 are debug uses left after the last real use of TERed ssa names.
3524 Unlink debug immediate uses when they are expanded.
3526 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3529 * config/i386/i386.c (override_options): Reorganise to provide
3530 better error messages.
3532 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3535 * graphite-scop-detection.c (create_single_exit_edge): Move
3536 the call to find_single_exit_edge to....
3537 (create_sese_edges): ...here. Don't handle multiple edges
3538 exiting the function.
3539 (build_graphite_scops): Don't handle multiple edges
3540 exiting the function.
3542 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3545 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3546 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3548 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3551 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3553 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3556 * c-typeck.c (convert_arguments): Print declaration location.
3557 * c-common.c (validate_nargs): Rename as
3558 builtin_function_validate_nargs.
3559 (check_builtin_function_arguments): Update.
3561 2010-02-22 Richard Guenther <rguenther@suse.de>
3564 * tree-inline.c (declare_return_variable): Use the type of
3565 the call stmt lhs if available.
3567 2010-02-22 Duncan Sands <baldrick@free.fr>
3569 * passes.c (register_pass): Always consider all pass lists when
3570 ref_pass_instance_number is zero.
3572 2010-02-22 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/42749
3575 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3576 parameter. Do arithmetic in the original type.
3577 (update_accumulator_with_ops): Likewise.
3578 (adjust_accumulator_values): Adjust.
3580 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3582 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3583 (QI to BLKmode splitter): New splitter.
3585 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3587 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3588 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3590 2010-02-22 Richard Guenther <rguenther@suse.de>
3592 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3594 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3596 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3597 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3598 ($(T)crti.o, $(T)crtn.o): Remove rules.
3600 2010-02-21 Tobias Burnus <burnus@net-b.de>
3603 * doc/invoke.texi (-fassociative-math): Document that this
3604 option is automatically enabled for Fortran.
3606 2010-02-20 David S. Miller <davem@davemloft.net>
3608 * configure.ac: Test if linker and assembler properly support
3609 GOTDATA_OP relocations.
3610 * configure: Rebuild.
3611 * config.in: Likewise.
3612 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3613 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3614 (movsi_high_pic): Likewise.
3615 (movdi_lo_sum_pic): Likewise.
3616 (movdi_high_pic): Likewise.
3617 (movsi_pic_gotdata_op): New pattern.
3618 (movdi_pic_gotdata_op): Likewise.
3619 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3620 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3622 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3625 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3626 attribute to ssemul.
3627 (xop_mulv2div2di3_high): Ditto.
3629 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3632 * c.opt (Wconversion-null): New option.
3633 * doc/invoke.texi (Wconversion-null): Document.
3635 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3637 * common.opt (Wlarger-than-): Add Undocumented.
3639 2010-02-19 Mike Stump <mikestump@comcast.net>
3641 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3643 2010-02-19 Jason Merrill <jason@redhat.com>
3646 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3647 * configure: Likewise.
3649 2010-02-20 Alan Modra <amodra@gmail.com>
3652 * cgraph.h (cgraph_make_decl_local): Declare.
3653 * cgraph.c (cgraph_make_decl_local): New function.
3654 (cgraph_make_node_local): Use it.
3655 * cgraphunit.c (cgraph_function_versioning): Likewise.
3656 * ipa.c (function_and_variable_visibility): Likewise.
3658 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3661 * except.c (sjlj_emit_function_enter): Don't call
3662 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3664 * rtl.h (add_reg_br_prob_note): Remove prototype.
3666 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3669 * c-common.c (conversion_warning): Remove widening conversions
3670 before checking the conversion of integers to reals.
3672 2010-02-19 Mike Stump <mikestump@comcast.net>
3675 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3678 * cgraphunit.c (process_function_and_variable_attributes): Check
3679 DECL_PRESERVE_P instead of looking up attribute "used".
3680 * ipa-pure-const.c (check_decl): Likewise.
3681 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3682 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3683 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3684 instead of attribute "used".
3685 * config/sol2-c.c (solaris_pragma_init): Likewise.
3686 (solaris_pragma_fini): Likewise.
3688 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3690 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3691 Use XCNEW instead of xcalloc.
3692 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3693 XNEW instead of xmalloc.
3694 (get_fields): Use XNEWVEC instead of xmalloc.
3697 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3698 populate vars array.
3699 (create_new_general_access): For debug stmts just reset value.
3700 (get_stmt_accesses): For accesses within debug stmts just record them
3701 using add_access_to_acc_sites instead of preventing the peeling or
3702 counting them as accesses.
3705 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3707 2010-02-19 Richard Guenther <rguenther@suse.de>
3709 PR tree-optimization/42916
3710 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3713 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3715 * configure.ac: Replace all uses of changequote in macro arguments
3716 with proper quoting.
3718 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3721 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3723 2010-02-19 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/42944
3726 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3727 test for aliasing with errno.
3729 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3732 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3733 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3734 * dojump.c: Include output.h.
3735 (inv): New inline function.
3736 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3737 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3738 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3739 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3740 argument, pass it down to other calls.
3741 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3742 add REG_BR_PROB note to the conditional jump.
3743 * cfgexpand.c (add_reg_br_prob_note): Removed.
3744 (expand_gimple_cond): Don't call it, add the probability
3745 as last argument to jumpif_1/jumpifnot_1.
3746 * Makefile.in (dojump.o): Depend on output.h.
3747 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3749 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3750 * stmt.c (do_jump_if_equal): Likewise.
3751 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3752 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3753 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3755 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3756 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3757 jumpifnot_1 callers.
3758 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3760 (store_expr): Adjust jumpifnot caller.
3761 (store_constructor): Adjust jumpif caller.
3764 * gimplify.c (gimple_boolify): For __builtin_expect call
3765 gimple_boolify also on its first argument.
3767 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3769 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3771 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3772 * configure: Regenerated.
3774 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3776 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3777 lang_hooks.types_compatible_p instead of comptypes.
3779 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3781 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3782 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3783 if __prefer_thumb__ is defined.
3785 2010-02-18 Martin Jambor <mjambor@suse.cz>
3787 PR tree-optimization/43066
3788 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3789 array with zero-sized element type.
3791 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3793 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3794 rtx, allocate struct var_loc_node here and return it to the
3795 caller, and only if it is actually needed.
3796 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3797 move it earlier and return immediately if it returns NULL.
3799 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3801 * config/sparc/gas.h: New file. Restore
3802 TARGET_ASM_NAMED_SECTION to its ELF default.
3803 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3805 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3806 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3807 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3808 after sparc/sysv4.h.
3810 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3812 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3814 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3816 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3817 patterns from predicated pattern.
3819 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3823 for insn mnemonic suffix.
3825 2010-02-17 Richard Guenther <rguenther@suse.de>
3827 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3830 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3833 * caller-save.c (save_call_clobbered_regs): If BB ends with
3834 a DEBUG_INSN, move any notes in between last real insn and the last
3835 DEBUG_INSN after the last DEBUG_INSN.
3837 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3839 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3840 Fix return type. Fix argument type. Explain meaning of return value.
3842 2010-02-16 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/41043
3845 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3846 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3848 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3850 2010-02-16 Ira Rosen <irar@il.ibm.com>
3852 PR tree-optimization/43074
3853 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3854 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3855 vectorizable cycles in hybrid SLP check.
3856 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3858 2010-02-16 Richard Guenther <rguenther@suse.de>
3860 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3861 (true_dependence): If memrefs_conflict_p computes must-alias
3862 trust it. Move TBAA check after offset-based disambiguation.
3863 (canon_true_dependence): Likewise.
3865 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3867 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3868 * doc/invoke.texi: Document it.
3869 * var-tracking.c: Include toplev.h and params.h.
3870 (vt_find_locations): Return bool indicating success. Compute
3871 hash sizes unconditionally. Check new parameter, report.
3872 (variable_tracking_main_1): Check vt_find_locations results and
3873 retry. Renamed from...
3874 (variable_tracking_main): ... this. New wrapper to preserve
3875 flag_var_tracking_assignments.
3876 * Makefile.in (var-tracking.o): Adjust dependencies.
3878 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3879 Jakub Jelinek <jakub@redhat.com>
3882 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3883 if weak_import attribute is present.
3884 * config/darwin.c (machopic_select_section): Likewise.
3886 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3888 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3889 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3890 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3891 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3893 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3895 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3898 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3899 Rewrite text to refer to the names.
3901 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3903 * config/i386/i386-builtin-types.def
3904 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3905 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3906 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3907 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3908 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3909 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3910 IX86_BUILTIN_VPERMIL2PS256.
3911 (MULTI_ARG_4_DF2_DI_I): Defined.
3912 (MULTI_ARG_4_DF2_DI_I1): Defined.
3913 (MULTI_ARG_4_SF2_SI_I): Defined.
3914 (MULTI_ARG_4_SF2_SI_I1): Defined.
3915 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3916 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3917 __builtin_ia32_vpermil2ps256.
3918 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3919 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3920 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3921 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3922 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3923 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3924 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3925 CODE_FOR_xop_vpermil2v8sf3.
3926 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3927 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3928 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3929 (_mm256_permute2_pd): New.
3930 (_mm_permute2_ps): New.
3931 (_mm256_permute2_ps): New.
3933 2010-02-15 Nick Clifton <nickc@redhat.com>
3935 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3936 boolean parameters. Use emit_jump_insn when emitting a pop
3937 instruction containing a return insn.
3938 (push): Use 'true' rather than '1' as second parameter to F.
3939 (h8300_expand_prologue): Likewise.
3940 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3941 (h8300_expand_epilogue): Likewise.
3943 2010-02-15 Richard Guenther <rguenther@suse.de>
3946 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3949 2010-02-15 Nick Clifton <nickc@redhat.com>
3951 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3954 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3956 * intl.c (fake_ngettext): New function.
3957 * intl.h (fake_ngettext): Declare.
3958 (ngettext): Define macro.
3959 * collect2.c (notice_translated): New function.
3960 (main): Use notice_translated and ngettext.
3961 * collect2.h (notice_translated): Declare.
3963 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3965 * reorg.c (delete_computation): Comment fixes.
3966 * caller-save.c (setup_save_areas): Idem.
3967 * sel-sched-dump.c (dump_lv_set): Idem.
3970 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3972 * config/s390/s390.c (s390_sched_init): New function.
3973 (TARGET_SCHED_INIT): Target hook defined.
3975 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3976 Jack Howarth <howarth@bromo.med.uc.edu>
3977 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3980 Partial revert of unintended change in fix for PR41605.
3981 * config/darwin.h: Fix typo.
3982 * config/darwin9.h: Same.
3984 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3986 * c-pch.c (pch_init): Clear v.
3988 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3991 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3992 graphite_can_represent_init for MULT_EXPR.
3994 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3998 * graphite-sese-to-poly.c (remove_phi): New.
3999 (translate_scalar_reduction_to_array): Call remove_phi.
4001 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4004 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4005 * graphite-clast-to-gimple.h (gloog): Update declaration.
4006 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4007 * graphite-poly.h (struct poly_bb): Add missing comments.
4008 (struct scop): Add poly_scop_p field.
4010 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4011 * graphite.c (graphite_transform_loops): Build the polyhedral
4012 representation for each scop before code generation.
4013 * sese.c (rename_variables_in_operand): Removed.
4014 (rename_variables_in_expr): Return the renamed expression.
4015 (rename_sese_parameters): New.
4016 * sese.h (rename_sese_parameters): Declared.
4018 2010-02-11 Richard Guenther <rguenther@suse.de>
4020 PR tree-optimization/42998
4021 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4022 POINTER_PLUS_EXPR properly.
4024 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4025 Changpeng Fang <changpeng.fang@amd.com>
4028 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4029 the cost of an IV candidate when the IV is used in a test against zero.
4031 * gcc.dg/tree-ssa/ivopts-3.c: New.
4033 2010-02-11 Richard Guenther <rguenther@suse.de>
4036 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4037 pointer-vs-decl case by swapping refs. Handle some cases
4038 of pointer-vs-decl disambiguations more conservatively.
4039 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4040 to false after expanding.
4042 2010-02-11 Richard Guenther <rguenther@suse.de>
4045 * gcc.c (process_command): Handle LTO file@offset case more
4048 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4050 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4051 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4053 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4055 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4056 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4057 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4058 Optimize eq/ne comparisons when both arguments are known to be
4060 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4061 Don't mask operands unnecessarily if they are known to be already
4064 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4066 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4069 2010-02-10 Richard Guenther <rguenther@suse.de>
4071 PR tree-optimization/43017
4072 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4073 for wrapping signed arithmetic.
4075 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4078 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4079 if no debug info should be emitted for it.
4081 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4083 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4084 note when flag_exceptions is set.
4086 2010-02-10 Duncan Sands <baldrick@free.fr>
4088 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4090 2010-02-10 Richard Guenther <rguenther@suse.de>
4093 * tree.c (get_unwidened): Handle constants.
4094 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4096 2010-02-10 Martin Jambor <mjambor@suse.cz>
4099 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4100 check for variable argument counts independently.
4102 2010-02-10 Christian Bruel <christian.bruel@st.com>
4105 * config/sh/sh.c (find_barrier): Increase length for non delayed
4106 conditional branches.
4108 2010-02-10 Christian Bruel <christian.bruel@st.com>
4110 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4112 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4114 * builtins.c (set_builtin_user_assembler_name): Also handle
4115 ffs if int is smaller than word.
4117 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4120 * ira-conflicts.c (get_dup): Remove.
4121 (process_reg_shuffles): Add new parameter. Use it as an
4122 additional guard for copy generation.
4123 (add_insn_allocno_copies): Rewrite.
4125 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4127 * common.opt (fsched2-use-traces): Preserved for backward
4129 * doc/invoke.texi: Remove the documentation about option
4130 -fsched2-use-traces.
4131 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4132 flag_sched2_use_traces.
4133 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4134 the backward compatibility flag section.
4136 2010-02-09 Richard Guenther <rguenther@suse.de>
4138 PR tree-optimization/43008
4139 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4140 make HEAP variables initialized from global memory if they
4141 are not known builtin functions.
4142 (find_func_aliases): Adjust.
4144 2010-02-09 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/43000
4147 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4148 arithmetic manually.
4150 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4152 PR tree-optimization/42931
4153 * tree-loop-linear.c (try_interchange_loops): Don't call
4154 double_int_mul if estimated_loop_iterations failed.
4156 2010-02-08 Martin Jambor <mjambor@suse.cz>
4159 * tree-sra.c (build_accesses_from_assign): Do not mark in
4160 should_scalarize_away_bitmap if stmt has volatile ops.
4161 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4164 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4166 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4168 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4170 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4173 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4176 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4178 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4181 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4182 to unknown_dependence.
4183 (graphite_legal_transform_dr): Handle the unknown_dependence.
4184 (graphite_carried_dependence_level_k): Same.
4186 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4188 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4190 2010-02-07 Richard Guenther <rguenther@suse.de>
4193 * expr.c (get_inner_reference): Always initialize *pbitsize.
4195 2010-02-07 Richard Guenther <rguenther@suse.de>
4198 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4199 new ARRAY_REFs on variable size element or minimal index arrays.
4201 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4202 gimple_fold_indirect_ref.
4204 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4207 * arm.c (arm_override_options): Just return if the user has specified
4208 an invalid fpu name.
4210 2010-02-03 Jason Merrill <jason@redhat.com>
4213 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4214 i386_pe_maybe_record_exported_symbol.
4216 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4219 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4220 (pa_delegitimize_address): New function.
4222 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4224 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4225 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4227 2010-02-05 Richard Guenther <rguenther@suse.de>
4230 * lto-streamer-in.c (get_resolution): Deal with references
4231 to undefined functions.
4233 2010-02-05 Richard Guenther <rguenther@suse.de>
4235 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4236 (fold_const_aggregate_ref): Likewise.
4237 (ccp_fold_stmt): Substitute loads.
4238 (maybe_fold_reference): Verify types before substituting.
4240 (fold_gimple_assign): Unshare properly.
4241 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4243 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4245 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4246 for rs6000_gen_cell_microcode.
4248 2010-02-04 Richard Guenther <rguenther@suse.de>
4250 PR rtl-optimization/42952
4251 * dse.c (const_or_frame_p): Remove MEM handling.
4253 2010-02-04 Nick Clifton <nickc@redhat.com>
4255 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4256 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4257 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4258 (mn10300_asm_output_mi_thunk): New function.
4259 (mn10300_can_output_mu_thunk): New function.
4260 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4261 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4262 (FUNCTION_ARG): Delete incorrect comment.
4264 2010-02-03 Jason Merrill <jason@redhat.com>
4267 * fold-const.c (operand_equal_p): Handle erroneous types.
4269 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4271 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4273 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4275 PR rtl-optimization/42941
4276 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4279 2010-02-03 Jason Merrill <jason@redhat.com>
4282 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4284 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4287 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4288 (cselib_reset_table): Renamed from...
4289 (cselib_reset_table_with_next_value): ... this.
4290 (cselib_get_next_uid): Renamed from...
4291 (cselib_get_next_unknown_value): ... this.
4292 * cselib.c (next_uid): Renamed from...
4293 (next_unknown_value): ... this.
4294 (cselib_clear_table): Adjust.
4295 (cselib_reset_table): Adjust. Renamed from...
4296 (cselib_reset_table_with_next_value): ... this.
4297 (cselib_get_next_uid): Adjust. Renamed from...
4298 (cselib_get_next_unknown_value): ... this.
4299 (get_value_hash): Use hash.
4300 (cselib_hash_rtx): Likewise.
4301 (new_cselib_val): Adjust. Set and dump uid.
4302 (cselib_lookup_mem): Pass next_uid as hash.
4303 (cselib_subst_to_values): Likewise.
4304 (cselib_log_lookup): Dump uid.
4305 (cselib_lookup): Pass next_uid as hash. Adjust.
4306 (cselib_process_insn): Adjust.
4307 (cselib_init): Initialize next_uid.
4308 (cselib_finish): Adjust.
4309 (dump_cselib_table): Likewise.
4310 * dse.c (canon_address): Dump value uid.
4311 * print-rtl.c (print_rtx): Print value uid.
4312 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4314 (dv_uid): New function, sort of renamed from...
4315 (dv_htab_hash): ... this, reimplemented in terms of it and...
4316 (dv_uid2hash): ... this. New.
4317 (variable_htab_eq): Drop excess assertions.
4318 (tie_break_pointers): Removed.
4319 (canon_value_cmp): Compare uids.
4320 (variable_post_merge_New_vals): Print uids.
4321 (vt_add_function_parameters): Adjust.
4322 (vt_initialize): Reset table. Adjust.
4324 2010-02-03 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/42944
4327 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4328 (call_may_clobber_ref_p_1): Likewise. Properly handle
4329 malloc and calloc clobbering errno.
4331 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4333 * doc/invoke.texi: Fix name of sched1 dump.
4335 * opts.c (decode_options): Set flag_tree_switch_conversion
4336 only conditionally on optimize >= 2.
4338 * gcse.c: Assorted comment fixes in pass description.
4340 2010-02-03 Anthony Green <green@moxielogic.com>
4342 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4343 nop padding in order to maintain alignment of storage location of
4344 target function address.
4345 (moxie_trampoline_init): Store target function address at newly
4347 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4349 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4351 2010-02-03 Richard Guenther <rguenther@suse.de>
4354 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4356 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4358 * config.gcc: Reenable check for obsolete targets.
4359 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4360 mips-sgi-irix6.[0-4]*.
4362 2010-02-02 Nick Clifton <nickc@redhat.com>
4364 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4365 constant size of 4 as being the same as 0.
4366 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4367 can take values in the range 0..4.
4369 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4372 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4373 as _darwin10_Unwind_FindEnclosingFunction().
4374 * libgcc-libsystem.ver: New.
4376 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4379 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4380 implicitly set registers.
4382 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4384 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4385 (arm_override_options): Allow automatic selection of the thread
4386 pointer register if thumb2.
4387 (legitimize_pic_address): Improve code sequences for Thumb2.
4388 (arm_call_tls_get_addr): Likewise.
4389 (legitimize_tls_address): Likewise.
4390 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4391 (pic_load_addr_32bit): ... this. New named pattern.
4392 * thumb2.md (pic_load_addr_thumb2): Delete.
4393 (pic_load_dot_plus_four): Delete.
4394 (tls_load_dot_plus_four): New named pattern.
4396 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4399 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4400 Document fix for TLS bug.
4402 2010-01-31 Richard Guenther <rguenther@suse.de>
4404 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4405 conservatively correct.
4407 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4411 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4413 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4415 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4417 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4419 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4421 * config.gcc: Adjust order of makefile fragments for mingw targets.
4423 2010-01-31 Richard Guenther <rguenther@suse.de>
4426 * gimplify.c (gimplify_init_constructor): For volatile LHS
4427 initialize a temporary.
4429 2010-01-31 Matthias Klose <doko@ubuntu.com>
4431 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4433 * configure: Regenerate.
4435 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4437 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4438 the same alias set and their sizes different constantness.
4439 (aliasing_component_refs_p): Revert 2009-10-24 change.
4441 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4443 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4446 2010-01-29 Richard Guenther <rguenther@suse.de>
4448 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4449 Assert we successfully updated the call.
4451 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4453 PR rtl-optimization/42889
4454 * df.h (df_set_bb_dirty_nonlr): New prototype.
4455 * df-core.c (df_set_bb_dirty_nonlr): New function.
4456 * df-scan.c (df_insn_rescan): Call it instead of
4457 df_set_bb_dirty for DEBUG_INSNs.
4459 2010-01-29 Richard Guenther <rguenther@suse.de>
4462 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4463 quadratic behavior in most cases.
4465 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4468 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4469 in the call to gen_x86_movsicc_0_m1.
4471 2010-01-28 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/42871
4474 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4476 2010-01-28 Richard Guenther <rguenther@suse.de>
4478 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4479 into call arguments.
4481 2010-01-28 Richard Guenther <rguenther@suse.de>
4484 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4485 the forwarder if the destination is an EH landing pad.
4487 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4489 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4490 block list passed to gimple_duplicate_sese_tail.
4491 (parallelize_loops): Avoid parallelization when the function
4493 Avoid parallelization when the preheader is IRREDUCIBLE.
4494 Try to optimize when estimated_loop_iterations_int is unresolved.
4495 Add the loop's location to the dump file.
4496 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4497 (gimple_duplicate_sese_tail): Remove the check for the latch.
4498 Redirect nexits to the exit block.
4499 Remove handling of the incoming edges to the latch.
4500 Redirect the backedge from the copied latch to the exit bb.
4502 2010-01-28 Michael Matz <matz@suse.de>
4505 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4506 Wrap force_reg into a sequence, emit it before user.
4508 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4510 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4512 (arm_legacy_rev): Likewise.
4513 (thumb_legacy_rev): Likewise.
4515 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4517 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4518 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4519 on MEM's address failed, try avoid_constant_pool_reference and
4520 recurse if it returned something different.
4521 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4522 address, try avoid_constant_pool_reference and recurse if it
4523 returned something different.
4524 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4525 address and avoid_constant_pool_reference returned something
4526 different, don't set have_address.
4528 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4531 * var-tracking.c (val_store): Add modified argument, obey it.
4533 (count_uses): Move down logging of main.
4534 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4535 don't need resolution.
4536 (emit_notes_in_bb): Likewise.
4538 2010-01-27 Richard Guenther <rguenther@suse.de>
4541 * tree-inline.c (remap_decl): Delay remapping of SSA name
4542 default definitions until we need them.
4544 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4546 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4547 (rs6000_delegitimize_address): New function.
4549 * config/s390/s390.c (s390_delegitimize_address): Call
4550 delegitimize_mem_from_attrs.
4553 * tree-inline.c (cannot_copy_type_1): Removed.
4554 (copy_forbidden): Don't forbid copying of functions containing
4555 records/unions with variable length fields.
4557 2010-01-27 Christian Bruel <christian.bruel@st.com>
4561 * config/sh/sh.c (find_barrier): Increase length for non delayed
4562 conditional branches.
4564 2010-01-27 Matthias Klose <doko@ubuntu.com>
4566 * configure.ac (gnu-unique-object): Fix ldd version check.
4567 * configure: Regenerate.
4569 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4571 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4573 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4574 Test for HAVE_GNU_AS value.
4576 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4578 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4579 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4580 INT64_TYPE): Define.
4581 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4582 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4583 INT_LEAST64_TYPE): Define.
4584 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4585 UINT_LEAST64_TYPE): Define.
4586 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4587 INT_FAST64_TYPE): Define.
4588 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4589 UINT_FAST64_TYPE): Define.
4590 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4591 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4592 (SIG_ATOMIC_TYPE): Define.
4594 2010-01-26 Richard Guenther <rguenther@suse.de>
4596 * df-scan.c (df_scan_set_bb_info): Remove assert.
4597 (df_insn_rescan_debug_internal): Merge asserts.
4598 (df_install_ref): Likewise.
4599 (df_mark_reg): Use bitmap_set_range.
4600 (df_hard_reg_used_p): Remove assert.
4601 (df_hard_reg_used_count): Likewise.
4603 2010-01-26 Richard Guenther <rguenther@suse.de>
4605 PR rtl-optimization/42685
4606 * web.c (web_main): Ignore DEBUG_INSNs.
4608 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4610 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4612 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4613 Fix types of fndecl and arglist parameters.
4615 2010-01-26 Richard Guenther <rguenther@suse.de>
4618 * tree-eh.c (unsplit_eh): Skip debug insns.
4620 2010-01-26 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/42250
4623 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4625 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4628 * omp-low.c (expand_omp_sections): Only use single_pred if
4629 l2_bb is single_pred_p.
4631 2010-01-25 Christian Bruel <christian.bruel@st.com>
4634 * config/sh/sh.c (find_barrier): Increase length for non delayed
4635 conditional branches.
4636 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4638 2010-01-24 David S. Miller <davem@davemloft.net>
4640 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4641 define if not using GAS.
4642 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4643 Likewise. Delete SECTION_MERGE code, which is only applicable
4646 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4649 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4650 mangling of va_list in system headers.
4652 2010-01-23 Toon Moene <toon@moene.org>
4654 * tree-predcom.c (combine_chains): Return NULL, not false.
4656 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4658 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4659 initialization of variable res to agree with return type.
4661 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4663 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4664 * tree-sra.c: Add include of expr.h.
4666 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4668 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4669 insert the debug stmt on the single non-EH edge from the stmt.
4671 2010-01-22 Richard Henderson <rth@redhat.com>
4674 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4675 the RHS until after generate_subtree_copies has insertted its
4676 code before the current statement.
4678 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4680 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4682 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4684 2010-01-21 Martin Jambor <mjambor@suse.cz>
4686 PR tree-optimization/42585
4687 * tree-sra.c (struct access): New field grp_total_scalarization.
4688 (dump_access): Dump the new field.
4689 (should_scalarize_away_bitmap): New variable.
4690 (cannot_scalarize_away_bitmap): Likewise.
4691 (sra_initialize): Allocate new bitmaps.
4692 (sra_deinitialize): Free new bitmaps.
4693 (create_access_1): New function.
4694 (create_access): Parts moved to create_access_1.
4695 (type_consists_of_records_p): New function.
4696 (completely_scalarize_record): Likewise.
4697 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4698 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4699 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4701 (analyze_all_variable_accesses): Completely scalarize small eligible
4704 2010-01-21 Martin Jambor <mjambor@suse.cz>
4706 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4708 2010-01-21 Andrew Haley <aph@redhat.com>
4710 * gcc.c (process_command): Move lang_specific_driver before
4711 setting cc_libexec_prefix.
4713 2010-01-21 Richard Guenther <rguenther@suse.de>
4716 * fold-const.c (negate_expr_p): Pretend only negative
4717 real constants are easily negatable.
4719 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4720 Jason Merrill <jason@redhat.com>
4722 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4723 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4724 * calls.c (initialize argument_information): Handle it.
4725 * c-common.c (handle_transparent_union_attribute): Use new name.
4726 * c-decl.c (finish_struct): Ditto.
4727 * c-typeck.c (type_lists_compatible_p): Ditto.
4728 (convert_for_assignment): Use new name and also handle record.
4729 * function.c (aggregate_value_p): Handle it.
4730 (pass_by_reference): Ditto.
4731 (assign_parm_data_types): Ditto.
4732 * print-tree.c (print_node): Ditto.
4733 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4734 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4735 * tree.c (first_field): New fn.
4737 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4740 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4741 even when linking statically, for now.
4743 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4746 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4747 without a cselib val.
4748 (count_uses): Accept MO_VAL_SET with no val on stores.
4749 (add_stores): Likewise.
4751 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4753 * var-tracking.c (check_value_val): Add a compile time assertion.
4754 (dv_is_decl_p): Simplify.
4755 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4756 gcc_assert if ENABLE_CHECKING.
4758 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4761 * var-tracking.c: Include tree-flow.h.
4762 (mem_dies_at_call): New.
4763 (dataflow_set_preserve_mem_locs): Use it.
4764 (dataflow_set_remove_mem_locs): Likewise.
4765 (dump_var): Renamed from dump_variable. Adjust all callers.
4766 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4767 * Makefile.in (var-tracking.o): Adjust deps.
4769 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4771 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4773 2010-01-20 Richard Guenther <rguenther@suse.de>
4775 PR tree-optimization/42717
4776 * tree-ssa-dce.c (get_live_post_dom): Remove.
4777 (forward_edge_to_pdom): Take an arbitrary edge to copy
4778 degenerate PHI args from.
4779 (remove_dead_stmt): Use the first post-dominator even if it
4780 does not contain live statements as redirection destination.
4782 2010-01-20 Richard Guenther <rguenther@suse.de>
4784 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4786 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4788 * sel-sched.c (create_speculation_check): Remove set but not used
4790 (try_transformation_cache): Remove set but not used variable ds.
4791 (calculate_privileged_insns): Remove set but not used variables
4792 cur_insn and min_spec_insn.
4793 (find_best_expr): Remove set but not used variable avail_n.
4794 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4796 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4798 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4799 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4802 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4805 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4806 cpu types. Add support for *-sse3 cpu types.
4807 (x86_64-*-*): Ditto.
4809 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4812 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4813 argument, call initializer_constant_valid_p_1 instead of
4814 initializer_constant_valid_p, pass CACHE to it, return NULL
4815 immediately if first call returns NULL.
4816 (initializer_constant_valid_p_1): New function.
4817 (initializer_constant_valid_p): Use it.
4819 2010-01-20 Thomas Quinot <quinot@adacore.com>
4821 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4823 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4825 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4826 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4827 (loc_list_from_tree): Don't handle unsigned division. Handle
4828 signed modulo using DW_OP_{over,over,div,mul,minus}.
4829 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4830 modulo instead of signed.
4832 2010-01-20 DJ Delorie <dj@redhat.com>
4834 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4836 (h8300_emit_stack_adjustment): Propogate it.
4838 (h8300_expand_prologue): Likewise.
4839 (h8300_expand_epilogue): Likewise.
4841 2010-01-19 Michael Matz <matz@suse.de>
4843 PR tree-optimization/41783
4844 * tree-data-ref.c (toplevel): Include flags.h.
4845 (dump_data_dependence_relation): Also dump the inputs if the
4846 result will be unknown.
4847 (split_constant_offset_1): Look through some conversions.
4848 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4849 the offset from last element is too large.
4850 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4851 (reassociate_to_the_same_stmt): Handle vector registers.
4852 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4854 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4855 wide_prolog_niters argument, emit widening instructions.
4856 (vect_do_peeling_for_alignment): Adjust caller, use widened
4857 variant of the iteration cound.
4858 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4860 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4863 * config/arm/neon-testgen.m (emit_automatics): New parameter
4864 features. Adjust for Fixed_return_reg feature.
4865 (test_intrinsic): Call emit_automatics with new feature.
4866 * config/arm/neon.ml: Update copyright years.
4867 (features): New Fixed_return_reg feature.
4868 (ops): Update feature for Vget_low.
4870 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4872 PR tree-optimization/42719
4873 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4877 * fwprop.c (all_uses_available_at): Return false if def_set dest
4878 is a REG that is used in def_insn.
4880 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4882 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4884 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4887 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4889 * target.h (struct gcc_target) <secondary_reload>: Change type
4890 of last argument to secondary_reload_info *.
4892 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4895 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4896 memory references with unaligned offsets. Remove CQImode handling.
4897 (unaligned_memory_operand): Return 1 for memory references with
4898 unaligned offsets. Remove CQImode handling.
4900 2010-01-18 Richard Guenther <rguenther@suse.de>
4903 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4906 2010-01-18 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/42781
4909 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4910 restrict processing only if the original variable was artificial.
4912 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4914 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4915 find number of popped argument bytes.
4917 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4918 Fix the text that describes the return value for invalid insns.
4920 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4922 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4923 Clarify what 'cost of the -dependence' is. Fix quoting.
4925 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4926 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4928 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4930 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4931 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4933 2010-01-17 Richard Guenther <rguenther@suse.de>
4936 * function.c (split_complex_args): Take a VEC to modify.
4937 (assign_parms_augmented_arg_list): Build a VEC instead of
4938 a chain of PARM_DECLs.
4939 (assign_parms_unsplit_complex): Take a VEC of arguments.
4940 Do not fixup unmodified parms.
4941 (assign_parms): Deal with the VEC.
4942 (gimplify_parameters): Likewise.
4944 2010-01-17 Richard Guenther <rguenther@suse.de>
4946 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4947 node existence check.
4948 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4949 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4950 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4951 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4952 (gimple_execute_on_growing_pred): Likewise.
4954 2010-01-17 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/42773
4957 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4958 (compute_antic_aux): Likewise.
4959 (compute_partial_antic_aux): Likewise.
4961 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4964 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4967 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4969 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4972 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4973 Fix markup for strict argument.
4975 (TARGET_SCHED_REORDER2): Fix argument types.
4977 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4978 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4980 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4981 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4983 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4986 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4987 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4988 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4989 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4990 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4992 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4994 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4996 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4997 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4999 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5001 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5004 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5006 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5007 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5009 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5011 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5013 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5014 referring to it. Fix language.
5016 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5018 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5020 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5022 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5024 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5025 '@var{stream}. Remove stray 'and'.
5027 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5029 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5031 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5033 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5034 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5036 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5037 Fix description of return value.
5038 Rename argument "sz" to "len."
5040 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5041 Clarify meaning of 'true' return value.
5043 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5045 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5046 rep_mode versus mode_rep.
5048 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5050 (TARGET_BUILTIN_DECL): Fix name.
5052 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5054 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5056 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5058 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5060 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5062 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5065 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5066 Rename argument tm_fn to md_fn.
5068 (TARGET_OPTION_PRINT): Fix argument list.
5070 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5073 * config/i386/i386.c (ix86_fixup_binary_operands):
5074 Revert FMA4 fixup of operands.
5076 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5079 * Makefile.in (write_entries_to_file, install-plugin):
5080 Use \012 instead of \n with tr.
5082 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5084 * configure.ac (HAVE_AS_REF): New C macro.
5085 * configure: Regenerate.
5086 * config.in: Likewise.
5087 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5089 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5092 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5094 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5096 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5098 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5100 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5102 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5104 (TARGET_BINDS_LOCAL_P): Fix argument type.
5106 (TARGET_ASM_FILE_END): Use prototype.
5108 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5110 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5112 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5114 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5116 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5117 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5119 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5120 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5122 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5123 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5124 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5125 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5127 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5129 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5131 (TARGET_INIT_BUILTINS): Use prototype.
5133 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5134 Put 'const char *' in braces. Fix parameter types.
5135 (TARGET_INVALID_CONVERSION): Fix parameter types.
5136 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5137 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5139 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5142 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5144 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5146 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5148 * doc/tm.texi (TARGET_HELP): Fix return type.
5150 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5151 in braces. Fix argument types.
5153 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5155 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5157 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5159 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5160 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5162 (TARGET_MANGLE_TYPE): Fix argument types.
5164 (TARGET_IRA_COVER_CLASSES): Use prototype.
5166 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5168 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5170 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5172 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5174 (TARGET_CALLEE_COPIES): Fix argument types.
5176 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5178 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5180 (TARGET_FUNCTION_VALUE): Fix argument types.
5182 (TARGET_RETURN_IN_MSB): Fix argument type.
5184 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5186 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5188 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5190 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5191 agree with return type.
5193 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5195 2010-01-15 Jing Yu <jingyu@google.com>
5197 PR rtl-optimization/42691
5198 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5199 a pseudo to a constant and are merged, and adjust comments.
5201 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5203 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5205 2010-01-15 Richard Guenther <rguenther@suse.de>
5208 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5209 labels of computed or non-local gotos to the destination.
5210 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5211 landing pad label is the first label.
5213 2010-01-15 Richard Guenther <rguenther@suse.de>
5215 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5217 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5220 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5221 to allow generation of the xssqrtdp instruction on power7.
5222 (sqrtdf2_fpr): Ditto.
5224 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5227 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5228 functions with noreturn attribute.
5231 * varasm.c (declare_weak): Add weak attribute to decl if it
5232 doesn't have one already.
5233 (assemble_external): Only add decls to weak_decls if they also
5234 have weak attribute.
5236 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5238 * var-tracking.c (var_reg_delete): Don't delete the association
5239 between REGs and values or one-part variables if the register
5242 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5245 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5246 because its first operand is a non-localized variable.
5248 2010-01-14 Martin Jambor <mjambor@suse.cz>
5250 PR tree-optimization/42706
5251 * tree-sra.c (encountered_recursive_call): New variable.
5252 (encountered_unchangable_recursive_call): Likewise.
5253 (sra_initialize): Initialize both new variables.
5254 (callsite_has_enough_arguments_p): New function.
5255 (scan_function): Call decl and flags check only for IPA-SRA, check
5256 whether there is a recursive call and whether it has enough arguments.
5257 (all_callers_have_enough_arguments_p): New function.
5258 (convert_callers): Look for recursive calls only when
5259 encountered_recursive_call is set.
5260 (ipa_early_sra): Bail out either if
5261 !all_callers_have_enough_arguments_p or
5262 encountered_unchangable_recursive_call.
5264 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5266 * sel-sched.c: Add 2010 to copyright years.
5267 * sel-sched-ir.c: Likewise.
5268 * sel-sched-ir.h: Likewise.
5270 2010-01-14 Martin Jambor <mjambor@suse.cz>
5272 PR tree-optimization/42714
5273 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5274 constructors specially.
5276 2010-01-14 Andi Kleen <ak@linux.intel.com>
5278 * config/i386/drivers-i386.c (detect_caches_intel):
5279 Add l2sizekb parameter and fill in.
5280 (host_detect_local_cpu): Add l2sizekb, fill in.
5281 Add Atom small cache heuristic.
5283 2010-01-14 Andi Kleen <ak@linux.intel.com>
5285 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5286 Add level3 parameter and fill in.
5287 (detect_caches_intel): Handle level3 cache.
5289 2010-01-14 Andi Kleen <ak@linux.intel.com>
5291 * config/i386/drivers-i386.c (host_detect_local_cpu):
5292 Fix core duo detection.
5294 2010-01-14 Andi Kleen <ak@linux.intel.com>
5296 * config/i386/drivers-i386.c (host_detect_local_cpu):
5299 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5301 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5302 (rs6000_variable_issue_1): this. Use...
5303 (rs6000_variable_issue): here. Reimplement. Print debug info.
5305 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5307 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5308 sel_restore_notes. Update all callers. Call reemit_notes
5311 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5313 PR rtl-optimization/42246
5314 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5317 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5319 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5320 all successors is the same as number of successors in current region.
5322 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5324 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5325 to rename is not separable. Otherwise check that its LHS is not NULL.
5327 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5329 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5331 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5333 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5334 available registers when failed to discover LHS register class.
5335 Fix indentation. Update comment.
5337 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5338 Alexander Monakov <amonakov@ispras.ru>
5340 PR rtl-optimization/42389
5341 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5343 (advance_state_on_fence): Likewise.
5344 (sel_target_adjust_priority): Print debug output only when
5345 sched_verbose >= 4, not 2.
5346 (get_expr_cost): Do not issue all unique insns on the next cycle.
5347 (fill_insns): Initialize can_issue_more from the value saved
5349 * sel-sched-ir.c (flist_add): New parameter issue_more.
5350 Init FENCE_ISSUE_MORE with it.
5351 (merge_fences): Likewise.
5352 (init_fences): Update call to flist_add.
5353 (add_to_fences, add_clean_fence_to_fences)
5354 (add_dirty_fence_to_fences): Likewise.
5355 (move_fence_to_fences): Update call to merge_fences.
5356 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5358 * sel-sched-ir.h (struct _fence): New field issue_more.
5359 (FENCE_ISSUE_MORE): New accessor macro.
5361 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5363 PR rtl-optimization/42388
5364 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5365 that have no predecessors nor successors. Do not call move_bb_info
5366 for empty blocks outside of current region.
5368 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5370 PR rtl-optimization/42294
5371 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5372 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5373 originators' originators.
5375 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5377 PR rtl-optimization/39453
5378 PR rtl-optimization/42246
5379 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5381 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5383 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5384 Alexander Monakov <amonakov@ispras.ru>
5387 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5388 (maybe_tidy_empty_bb): ... here. Make static. Add new
5389 argument. Update all callers.
5390 (tidy_control_flow): ... and here. Recompute topological order
5391 of basic blocks in region if necessary.
5392 (sel_redirect_edge_and_branch): Change return type. Return true
5393 if topological order might have been invalidated.
5394 (purge_empty_blocks): Export and move from...
5395 * sel-sched.c (purge_empty_blocks): ... here.
5396 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5397 (maybe_tidy_empty_bb): Delete prototype.
5398 (purge_empty_blocks): Declare.
5400 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5402 PR rtl-optimization/42249
5403 * sel-sched.c (try_replace_dest_reg): When chosen register
5404 and original register is the same, do not bail out early, but
5405 still check all original insns for validity of replacing destination
5406 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5409 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5412 Port from no-undefined-overflow branch:
5413 2009-03-09 Richard Guenther <rguenther@suse.de>
5415 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5417 2010-01-14 Richard Guenther <rguenther@suse.de>
5420 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5422 2010-01-14 Ira Rosen <irar@il.ibm.com>
5424 PR tree-optimization/42709
5425 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5426 as scalar type in creation of constant vector operand.
5428 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5431 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5432 (check-parallel-%): Match `testsuite' directory component only
5435 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5437 PR translation/39521
5438 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5441 2010-01-13 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/42730
5444 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5447 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5450 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5451 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5454 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5456 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5457 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5458 ___umulsi3_highpart.
5460 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5461 rather than schedule_insns if the pass is enabled.
5463 2010-01-13 Martin Jambor <mjambor@suse.cz>
5465 PR tree-optimization/42704
5466 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5469 2010-01-13 Martin Jambor <mjambor@suse.cz>
5471 PR tree-optimization/42703
5472 * tree-sra.c (analyze_access_subtree): Check that we can build a
5473 reference to the original data within the aggregate.
5475 2010-01-13 Richard Guenther <rguenther@suse.de>
5477 PR tree-optimization/42705
5478 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5480 2010-01-13 Richard Guenther <rguenther@suse.de>
5483 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5485 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5488 * var-tracking.c (values_to_unmark): New variable.
5489 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5490 values_to_unmark vector. Moved body to...
5491 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5492 instead queue it into values_to_unmark vector.
5493 (vt_find_locations): Free values_to_unmark vector.
5495 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5497 * config/s390/s390.c (override_options): Set
5498 default of max-pending-list-length to 256
5500 2010-01-13 Richard Guenther <rguenther@suse.de>
5503 * tree-pass.h (PROP_gimple_lcx): New.
5504 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5505 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5506 before the final cleanup_eh.
5507 (dump_properties): Dump PROP_gimple_lcx.
5508 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5509 (tree_lower_complex_O0): Remove.
5510 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5511 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5512 tree_lower_complex, schedule TODO_update_ssa.
5513 * lto-streamer-out.c (output_function): Stream the functions
5515 * lto-streamer-in.c (input_function): Likewise.
5516 (lto_read_body): Do not override them here.
5518 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5521 * c-typeck.c (build_c_cast): Fold value cast to union type before
5522 wrapping it in a CONSTRUCTOR.
5524 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5526 PR rtl-optimization/42699
5527 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5530 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5532 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5533 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5534 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5535 SUBTARGET_WARN_UNUSED_SPEC): ... here
5536 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5538 2010-01-12 Julian Brown <julian@codesourcery.com>
5540 * config/arm/neon-schedgen.ml (Utils): Don't try to
5541 open missing module.
5542 (find_with_result): New.
5544 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5547 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5548 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5550 PR tree-optimization/42645
5551 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5552 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5553 decl_map, set processing_debug_stmt to -1 and return name without
5556 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5558 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5559 binutils version, and reword target configuration description.
5561 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5563 * config/avr/avr.h (LINKER_NAME): Remove.
5565 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5568 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5569 that support VSX, warn for -mno-altivec if vsx is not disabled,
5572 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5573 Shujing Zhao <pearly.zhao@oracle.com>
5575 PR translation/42469
5576 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5577 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5578 character between option name and help text.
5579 * c.opt (imultilib): Likewise.
5581 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5583 * lto-streamer-out.c (output_unreferenced_globals): Output static
5586 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5588 PR rtl-optimization/42621
5589 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5590 optimizing for size.
5591 (duplicate_computed_gotos): Remove now-redundant check.
5593 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5596 * configure.ac: Save and restore LDFLAGS and LIBS
5597 * configure: Regenerate.
5599 2010-01-10 Richard Guenther <rguenther@suse.de>
5602 * builtins.c (fold_builtin_strlen): Add type argument and
5603 convert the resulting length to it.
5604 (fold_builtin_1): Adjust.
5606 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5608 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5609 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5611 (num_insns_constant_wide): Adjust for that change.
5613 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5616 * web.c (union_defs): Add used argument, to combine uses of
5618 (entry_register): Adjust type and tests of used argument.
5619 (web_main): Widen used for new use. Pass it to union_defs.
5620 * df.h (union_defs): Adjust prototype.
5622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5625 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5626 uses in new incoming argument. Free body.
5627 (reset_debug_uses_in_loop): New.
5628 (analyze_insn_to_expand_var): Call the latter if the former found
5629 anything. Fix whitespace. Reject invalid dest overlaps before
5630 going through all insns in the loop.
5632 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5635 * haifa-sched.c (dying_use_p): Debug insns don't count.
5637 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5640 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5641 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5642 (verify_gimple_call): Reject LHS in noreturn calls.
5644 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5648 * tree-vect-loop-manip.c (adjust_info): New type.
5649 (adjust_vec): New pointer to vector.
5650 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5651 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5652 (slpeel_update_phis_for_duplicate_loop): Use them.
5653 (slpeel_update_phi_nodes_for_guard1): Likewise.
5654 (slpeel_update_phi_nodes_for_guard2): Likewise.
5655 (slpeel_tree_peel_loop_to_edge): Likewise.
5656 (vect_update_ivs_after_vectorizer): Likewise.
5658 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5660 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5661 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5663 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5665 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5666 bogus uninitialized warning.
5668 2010-01-09 Richard Guenther <rguenther@suse.de>
5671 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5672 the evolution is compatible with the initial condition.
5674 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5676 * gcc.c (process_command): Update copyright notice dates.
5677 * gcov.c (print_version): Likewise.
5678 * gcov-dump.c (print_version): Likewise.
5679 * mips-tfile.c (main): Likewise.
5680 * mips-tdump.c (main): Likewise.
5682 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5685 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5687 (rotlhi3_8): Delete.
5689 (rotlsi3_8): Delete.
5690 (rotlsi3_16): Delete.
5691 (rotlsi3_24): Delete.
5693 (*rotw<mode>3): New.
5694 (*rotb<mode>3): New.
5695 * config/avr/avr.c (avr_rotate_bytes): New function.
5696 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5698 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5701 * configure.ac: Modify -rdynamic check.
5702 * configure: Regenerate.
5704 2010-01-08 DJ Delorie <dj@redhat.com>
5706 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5707 register popping order.
5709 2010-01-08 Richard Guenther <rguenther@suse.de>
5712 * c.opt (fsigned-char): Also let LTO handle this option.
5713 (funsigned-char): Likewise.
5715 2010-01-07 Richard Guenther <rguenther@suse.de>
5717 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5718 (gimple_op): Likewise.
5719 (gimple_op_ptr): Likewise.
5720 (gimple_assign_set_lhs): Remove gcc_assert.
5721 (gimple_assign_set_rhs1): Likewise.
5722 (gimple_assign_set_rhs2): Likewise.
5723 (gimple_call_set_lhs): Likewise.
5724 (gimple_call_set_fn): Likewise.
5725 (gimple_call_set_fndecl): Likewise.
5726 (gimple_call_fndecl): Likewise.
5727 (gimple_call_return_type): Likewise.
5728 (gimple_call_set_chain): Likewise.
5729 (gimple_call_num_args): Likewise.
5730 (gimple_call_set_arg): Likewise.
5731 (gimple_cond_set_code): Likewise.
5732 (gimple_cond_set_lhs): Likewise.
5733 (gimple_cond_set_rhs): Likewise.
5734 (gimple_cond_set_true_label): Likewise.
5735 (gimple_cond_set_false_label): Likewise.
5736 (gimple_label_set_label): Likewise.
5737 (gimple_goto_set_dest): Likewise.
5738 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5739 (gimple_debug_bind_get_value): Likewise.
5740 (gimple_debug_bind_get_value_ptr): Likewise.
5741 (gimple_debug_bind_set_var): Likewise.
5742 (gimple_debug_bind_set_value): Likewise.
5743 (gimple_debug_bind_reset_value): Likewise.
5744 (gimple_debug_bind_has_value_p): Likewise.
5745 (gimple_return_retval_ptr): Remove gcc_assert.
5746 (gimple_return_retval): Likewise.
5747 (gimple_return_set_retval): Likewise.
5748 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5749 (safe_referenced_var_iterator): Remove.
5750 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5751 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5752 (fill_referenced_var_vec): Remove.
5753 (first_readonly_imm_use): Remove redundant gcc_assert.
5754 (phi_arg_index_from_use): Combine gcc_asserts.
5755 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5756 (first_imm_use_stmt): Remove redundant gcc_assert.
5757 * tree-cfg.c (verify_gimple_call): Verify function and chain
5758 operands. Verify arguments.
5759 (verify_types_in_gimple_stmt): Verify condition code and labels.
5761 2010-01-07 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/42641
5764 * sese.c (rename_map_elt_info): Use the SSA name version, do
5767 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5769 PR tree-optimization/42625
5770 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5771 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5773 2010-01-07 Duncan Sands <baldrick@free.fr>
5775 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5777 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5780 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5781 note itself is not function_invariant_p.
5783 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5785 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5786 Do not add the DF_NOTE problem.
5787 * store-motion.c (execute_rtl_store_motion): Likewise.
5789 2010-01-07 Martin Jambor <mjambor@suse.cz>
5791 PR tree-optimization/42157
5792 * tree-sra.c (compare_access_positions): Stabilize sort if both
5793 accesses have integer types, return zero immediately if they are the
5796 2010-01-06 Richard Henderson <rth@redhat.com>
5799 * haifa-sched.c (add_to_note_list): Merge into ...
5800 (concat_note_lists): ... here, and ...
5801 (unlink_other_notes, rm_other_notes): Merge into...
5802 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5803 NOTE_INSN_EPILOGUE_BEG.
5805 2010-01-06 Richard Guenther <rguenther@suse.de>
5807 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5808 not inline regular functions into always-inline functions.
5810 2010-01-06 Nick Clifton <nickc@redhat.com>
5812 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5813 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5815 (OVERRIDE_OPTIONS): Delete.
5816 (OPTIMIZATION_OPTIONS): Define.
5817 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5818 * config/rx/rx.c (rx_handle_option): Issue an error message if
5819 -mcpu=rx200 and -fpu are used together.
5820 (rx_set_optimization_options): New function. Issue an error
5821 message if an optimization attribute attempts to reset the FPU/
5822 math optimization pairing.
5823 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5824 * config/rx/rx.opt: Set the default to 32-bit doubles.
5825 * config/rx/t-rx: Add multilibs for -nofpu option.
5826 * doc/invoke.texi: Update documentation of RX options.
5828 2010-01-06 Richard Guenther <rguenther@suse.de>
5830 * tree-ssa-pre.c (name_to_id): New global.
5831 (alloc_expression_id): Simplify SSA name handling.
5832 (lookup_expression_id): Likewise.
5833 (init_pre): Zero name_to_id.
5834 (fini_pre): Free it.
5836 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5838 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5840 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5843 * config/i386/sse.md (smaxv2di3): New.
5844 (umaxv2di3): Likewise.
5845 (sminv2di3): Likewise.
5846 (uminv2di3): Likewise.
5848 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5851 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5852 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5853 (legitimize_tls_address): Likewise.
5854 (sparc_tls_referenced_p): Likewise.
5855 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5856 and adjust calls to legitimize_pic_address.
5857 (legitimate_constant_p) Use sparc_tls_referenced_p.
5858 (legitimate_pic_operand_p): Likewise.
5859 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5860 (sparc_tls_symbol_ref_1): Delete.
5861 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5862 (legitimize_tls_address): Make static, handle CONST patterns.
5863 (legitimize_pic_address): Make static, remove unused parameter and
5864 adjust recursive calls.
5865 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5866 and adjust call to legitimize_pic_address.
5867 (sparc_output_mi_thunk): Likewise.
5869 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5870 H.J. Lu <hongjiu.lu@intel.com>
5873 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5874 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5875 operands to make them signed.
5878 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5881 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5882 GTU to GT for V4SI and V2DI.
5884 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5885 (umin<mode>3): Removed.
5887 (uminv4si3): Likewise.
5889 2010-01-05 Martin Jambor <mjambor@suse.cz>
5891 PR tree-optimization/42462
5892 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5893 current_function_decl to helper functions and macros.
5895 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5898 * flags.h: Don't include real.h.
5899 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5900 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5901 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5902 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5903 * dominance.c: Update copyright.
5904 * gimple.c (walk_gimple_op): Remove inline.
5905 * tree-ssa-reassoc.c: Include real.h.
5906 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5907 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5909 2010-01-05 Nick Clifton <nickc@redhat.com>
5911 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5912 register to push into the stack frame when the accumulator has to
5913 be saved during interrupts.
5915 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5917 * doc/invoke.texi: Remove the documentation about option
5919 * common.opt (Wunreachable-code): Preserved for backward
5921 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5922 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5923 the backward compatibility flag section.
5925 2010-01-05 Richard Guenther <rguenther@suse.de>
5927 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5929 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5932 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5934 PR tree-optimization/42508
5935 * tree-sra.c (convert_callers): Check for recursive call
5936 by comparing cgraph nodes instead of decls.
5937 (modify_function): Call ipa_modify_formal_parameters also
5938 on all same_body aliases.
5940 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5941 cgraph nodes when checking for same_body aliases.
5943 2010-01-05 Richard Guenther <rguenther@suse.de>
5945 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5946 allocation and lookup.
5947 (get_or_alloc_expr_for_constant): Likewise.
5948 (phi_translate): Sink allocation.
5950 2010-01-04 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5953 a new entry only if needed.
5954 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5955 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5957 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5959 (phi_translate): Handle CONSTANTs early.
5961 2010-01-04 Martin Jambor <mjambor@suse.cz>
5963 PR tree-optimization/42398
5964 * tree-sra.c (struct access): Removed flag grp_different_types.
5965 (dump_access): Do not dump the removed flag.
5966 (sort_and_splice_var_accesses): Do not set the removed flag.
5967 (sra_modify_expr): Check for type compatibility directly.
5969 2010-01-04 Martin Jambor <mjambor@suse.cz>
5971 PR tree-optimization/42366
5972 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5973 edges with variable number of parameters.
5974 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5975 flag instead of asserting it.
5976 (ipa_read_node_info): Read uses_analysis_done flag.
5978 2010-01-04 Richard Guenther <rguenther@suse.de>
5980 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5981 iterative_hash_* as intended.
5982 (vn_reference_compute_hash): Likewise. Simplify hashing
5984 (vn_reference_lookup_2): Likewise.
5985 (vn_nary_op_compute_hash): Likewise.
5986 (vn_phi_compute_hash): Likewise.
5987 (expressions_equal_p): Remove strange code.
5988 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5989 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5990 (bitmap_insert_into_set_1): Take value-id as parameter.
5991 (add_to_value): Pass it.
5992 (bitmap_insert_into_set): Likewise.
5993 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5995 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5998 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5999 (do_self_spec): For switches with SWITCH_IGNORE set set also
6000 SWITCH_IGNORE_PERMANENTLY.
6001 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6004 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6006 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6007 tree of an unreferenced global var.
6009 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6012 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6013 GTU to GT for V4SI and V2DI.
6015 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6016 (umin<mode>3): Removed.
6018 (uminv4si3): Likewise.
6020 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6023 * collect2.c (main): Turn on trace in collect2 if -v is passed
6026 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6028 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6029 description of expression operand.
6031 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6033 * configure.ac: Add install-html to target_list for Make-hooks.
6034 * configure: Regenerate.
6035 * fortran/Make-lang.in (F95_HTMLFILES): New.
6036 (fortran.html): Use it.
6037 (fortran.install-html): New.
6038 * Makefile.in (install-html): Add lang.install-html.
6039 * java/Make-lang.in (JAVA_HTMLFILES): New.
6040 (java.html): Use it.
6041 (java.install-html): New.
6042 * objc/Make-lang.in (objc.install-html): New.
6043 * objcp/Make-lang.in (obj-c++.install-html): New.
6044 * cp/Make-lang.in (c++.install-html): New.
6045 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6046 * lto/Make-lang.in (lto.install-html): New.
6048 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6051 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6053 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6055 PR rtl-optimization/41862
6056 * store-motion.c (store_killed_in_insn, compute_store_table,
6057 remove_reachable_equiv_notes, replace_store_insn,
6058 build_store_vectors): Ignore all DEBUG_INSNs.
6060 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6063 * common.opt: Add dumpdir.
6065 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6067 (option_map): Add --dumpdir.
6069 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6071 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6073 * opts.c (decode_options): Try dump_dir_name first if
6074 dump_base_name isn't an absolute path.
6075 (common_handle_option): Handle OPT_dumpdir.
6077 * toplev.c (dump_dir_name): New.
6078 (print_switch_values): Also ignore -dumpdir.
6080 * toplev.h (dump_dir_name): New.
6082 2010-01-03 Richard Guenther <rguenther@suse.de>
6084 PR tree-optimization/42589
6085 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6086 double-word expansion of bswap32.
6088 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6090 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6091 with BLOCK_FOR_INSN.
6092 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6093 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6094 noce_process_if_block): Likewise.
6095 * gcse.c (compute_local_properties, insert_expr_in_table,
6096 insert_set_in_table, canon_list_insert, find_avail_set,
6097 pre_insert_copy_insn): Likewise.
6099 * basic-block.h (BLOCK_NUM): Move from here...
6100 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6102 2010-01-03 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/42438
6105 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6106 contains_may_not_return_call flag.
6107 (BB_MAY_NOTRETURN): New.
6108 (valid_in_sets): Trapping nary operations are not valid
6109 in blocks that may not return.
6110 (insert_into_preds_of_block): Remove check for trapping expressions.
6111 (compute_avail): Compute also BB_MAY_NOTRETURN.
6113 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6115 * doc/invoke.texi: Add 2010 to copyright years.
6117 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6119 * config/sparc/sparc.c: Fix formatting nits.
6121 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6122 Alexander Monakov <amonakov@ispras.ru>
6124 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6126 2010-01-02 Richard Guenther <rguenther@suse.de>
6129 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6130 (simplify_switch_using_ranges): Mark to be removed edges
6133 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6135 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6137 * collect2.c (scan_libraries): Add missing argument in call to
6140 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6143 * config/alpha/predicates.md (aligned_memory_operand): Return false
6145 (unaligned_memory_operand): Return true for CQImode.
6146 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6147 doesn not cross aligned SImode word boundary.
6149 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6151 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6153 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6154 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6156 2010-01-02 Richard Guenther <rguenther@suse.de>
6159 * toplev.c (compile_file): Emit LTO marker properly. Change
6161 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6163 2010-01-01 Richard Guenther <rguenther@suse.de>
6166 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6168 2010-01-01 Richard Guenther <rguenther@suse.de>
6171 * c-decl.c (grokdeclarator): For zero-size arrays force
6172 structural equality checks as layout_type does.
6174 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6176 * builtins.c: Update copyright to 2010.
6178 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6181 * lto-streamer-out.c (produce_asm): Revert the last change.
6182 (copy_function): Likewise.
6184 * lto-streamer.c (lto_get_section_name): Skip any leading
6187 2010-01-01 Richard Guenther <rguenther@suse.de>
6190 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6194 Copyright (C) 2010 Free Software Foundation, Inc.
6196 Copying and distribution of this file, with or without modification,
6197 are permitted in any medium without royalty provided the copyright
6198 notice and this notice are preserved.