1 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3 * df-core.c (df_ref_debug): Change format string placeholder
5 * dwarf2asm.c (dw2_asm_output_data_raw,
6 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
7 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
8 * dwarf2out.c (output_cfi, output_cfi_directive,
9 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
10 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
12 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
13 * print-rtl.c (print_rtx): Ditto.
15 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18 * builtins.c (expand_builtin_pow_root): New function to expand pow
19 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
20 series of sqrt and cbrt calls under -ffast-math.
21 (expand_builtin_pow): Call it.
23 2010-04-14 Michael Matz <matz@suse.de>
25 PR tree-optimization/42963
26 * tree-cfg.c (touched_switch_bbs): New static variable.
27 (group_case_labels_stmt): New function broken out from ...
28 (group_case_labels): ... here, use the above.
29 (start_recording_case_labels): Allocate touched_switch_bbs.
30 (end_recording_case_labels): Deallocate it, call
31 group_case_labels_stmt.
32 (gimple_redirect_edge_and_branch): Remember index of affected BB.
34 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
39 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
43 2010-04-13 Jan Hubicka <jh@suse.cz>
45 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
46 of optimized out static functions.
47 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
48 cost computation. Also sanity check for overflows.
49 (update_caller_keys): Update cgraph_edge_badness call; properly
50 update fibheap and sanity check that it is up to date.
51 (add_new_edges_to_heap): Update cgraph_edge_badness.
52 (cgraph_decide_inlining_of_small_function): Likewise;
53 add sanity checking that badness in heap is up to date;
54 improve dumping of reason; Update badness of calls to the
55 offline copy of function currently inlined; dump badness
56 of functions not inlined because of unit growth limits.
58 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
61 * c-common.c (pointer_int_sum): Disregard overflow that occured only
62 because of sign-extension change when converting to sizetype here...
63 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
65 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
66 the folding to constants. Remove redundant final conversion.
67 (fold_binary) <associate>: Do not associate if the re-association of
68 constants alone overflows.
69 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
70 to the end of the list.
71 (multiple_of_p) <COND_EXPR>: New case.
73 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
75 * opt-functions.awk (opt_sanitized_name): New.
77 * optc-gen.awk: Use it
78 * opth-gen.awk: Use it.
80 2010-04-13 Martin Jambor <mjambor@suse.cz>
82 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
83 (sra_modify_assign): Delete stmts loading dead data even if racc has no
84 children. Call replace_uses_with_default_def_ssa_name to handle
87 2010-04-13 Michael Matz <matz@suse.de>
90 * builtins.c (expand_builtin_interclass_mathfn): Also create
91 a register if the predicate doesn't match.
93 2010-04-13 Diego Novillo <dnovillo@google.com>
95 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
96 * c-pch.c: Include timevar.h.
97 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
98 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
99 * ggc-common.c: Include timevar.h.
100 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
101 * timevar.def (TV_PCH_SAVE): Define.
102 (TV_PCH_CPP_SAVE): Define.
103 (TV_PCH_PTR_REALLOC): Define.
104 (TV_PCH_PTR_SORT): Define.
105 (TV_PCH_RESTORE): Define.
106 (TV_PCH_CPP_RESTORE): Define.
108 2010-04-13 Michael Matz <matz@suse.de>
110 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
112 (can_reassociate_p): New function.
113 (break_up_subtract_bb, reassociate_bb): Use it.
115 2010-04-13 Richard Guenther <rguenther@suse.de>
118 * builtins.c (c_readstr): Fix assert.
120 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
122 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
123 when generating cltd insn.
125 (*ashl<mode>3_1): Remove special handling for register operand 2.
126 (*ashlsi3_1_zext): Ditto.
128 (*ashlhi3_1_lea): Ditto.
130 (*ashlqi3_1_lea): Ditto.
131 (*<shiftrt_insn><mode>3_1): Ditto.
132 (*<shiftrt_insn>si3_1_zext): Ditto.
133 (*<shiftrt_insn>qi3_1_slp): Ditto.
134 (*<rotate_insn><mode>3_1): Ditto.
135 (*<rotate_insn>si3_1_zext): Ditto.
136 (*<rotate_insn>qi3_1_slp): Ditto.
138 2010-04-13 Richard Guenther <rguenther@suse.de>
140 * tree-ssa-structalias.c (callused_id): Remove.
141 (call_stmt_vars): New.
142 (get_call_vi): Likewise.
143 (lookup_call_use_vi): Likewise.
144 (lookup_call_clobber_vi): Likewise.
145 (get_call_use_vi): Likewise.
146 (get_call_clobber_vi): Likewise.
147 (make_transitive_closure_constraints): Likewise.
148 (handle_const_call): Adjust to do per-call call-used handling.
149 (handle_pure_call): Likewise.
150 (find_what_var_points_to): Remove general callused handling.
151 (init_base_vars): Likewise.
152 (init_alias_vars): Initialize call_stmt_vars.
153 (compute_points_to_sets): Process call-used and call-clobbered
154 vars for call statements.
155 (delete_points_to_sets): Free call_stmt_vars.
157 2010-04-13 Richard Guenther <rguenther@suse.de>
159 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
160 Only add RW dependence for dependence distance zero.
161 Adjust maximal vectorization factor according to dependences.
162 Move alignment handling ...
163 (vect_find_same_alignment_drs): ... here. New function.
164 (vect_analyze_data_ref_dependences): Adjust.
165 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
166 (vect_analyze_data_refs): Adjust minimal vectorization factor
167 according to data references.
168 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
169 dependences before determining the vectorization factor.
170 Analyze alignment after determining the vectorization factor.
171 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
172 dependences before alignment.
173 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
175 (vect_analyze_data_refs): Likewise.
176 (MAX_VECTORIZATION_FACTOR): New define.
178 2010-04-13 Duncan Sands <baldrick@free.fr>
180 * except.h (lang_eh_type_covers): Remove.
181 * except.c (lang_eh_type_covers): Likewise.
183 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
184 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
186 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
187 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
188 UNITS_PER_LONG where it is ABI relevant.
189 (s390_return_addr_rtx): Likewise.
190 (s390_back_chain_rtx): Likewise.
191 (s390_frame_area): Likewise.
192 (s390_frame_info): Likewise.
193 (s390_initial_elimination_offset): Likewise.
194 (save_gprs): Likewise.
195 (s390_emit_prologue): Likewise.
196 (s390_emit_epilogue): Likewise.
197 (s390_function_arg_advance): Likewise.
198 (s390_function_arg): Likewise.
199 (s390_va_start): Likewise.
200 (s390_gimplify_va_arg): Likewise.
201 (s390_function_profiler): Likewise.
202 (s390_optimize_prologue): Likewise.
203 (s390_rtx_costs): Likewise.
204 (s390_secondary_reload): Likewise.
205 (s390_promote_function_mode): Likewise.
206 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
207 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
209 (s390_unwind_word_mode): New function.
210 (s390_function_value): Split 64 bit values into register pair if
211 used as return value.
212 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
213 function call parameters. Handle parallels.
214 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
215 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
216 (DWARF_CIE_DATA_ALIGNMENT): New macro.
217 (s390_expand_setmem): Remove unused variable src_addr.
218 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
219 deal with 64 bit registers.
220 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
221 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
222 (UNITS_PER_LONG): New macro.
223 * libjava/include/s390-signal.h: Define extended ucontext
224 structure containing the upper halfs of the 64 bit registers.
226 2010-04-13 Simon Baldwin <simonb@google.com>
228 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
230 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
232 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
233 rvalue on the RHS if the LHS is of a non-renamable type.
234 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
236 2010-04-13 Matthias Klose <doko@ubuntu.com>
238 * gcc.c (cc1_options): Handle -iplugindir before processing
239 the cc1 spec. Only add -iplugindir once.
240 (cpp_unique_options): Add -iplugindir option if -fplugin* options
242 * common.opt (iplugindir): Remove `Separate' property, initialize.
243 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
245 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
246 (distclean): Remove plugin dir.
247 * doc/invoke.texi: Document -iplugindir.
249 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
251 * doc/plugins.texi (Loading Plugins): Document short
253 (Plugin API): Mention default_plugin_dir_name function.
255 * gcc.c (find_file_spec_function): Add new declaration.
256 (static_spec_func): Use it for "find-file".
257 (find_file_spec_function): Add new function.
258 (cc1_options): Add -iplugindir option if -fplugin* options found.
260 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
262 * plugin.c (add_new_plugin): Updated comment, and handle short
264 (default_plugin_dir_name): Added new function.
266 * common.opt (iplugindir): New option to set the plugin directory.
268 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/i386.md (any_rotate): New code iterator.
271 (rotate_insn): New code attribute.
273 (SWIM124): New mode iterator.
274 (<rotate_insn>ti3): New expander.
275 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
276 any_rotate code iterator.
277 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
278 using any_rotate code iterator and SWIM124 mode iterator.
279 (ix86_rotlti3): New insn_and_split pattern.
280 (ix86_rotrti3): Ditto.
281 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
282 ix86_rotl{di,ti}3 patterns.
283 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
284 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
285 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
286 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
287 code iterator and SWI mode iterator.
288 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
289 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
291 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
292 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
293 (bswap rotatert splitter): Add splitter.
294 (bswap splitter): Macroize splitter using any_rotate code iterator.
295 Add insn predicate to split only for TARGET_USE_XCHGB or when
296 optimizing function for size.
298 2010-04-12 Steve Ellcey <sje@cup.hp.com>
300 * config/pa/pa.c (emit_move_sequence): Remove use of
301 deleted variable flag_argument_noalias.
303 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
305 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
307 Add to unsupported targets list.
308 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
309 sparc*-sun-solaris2.[567]* from target lists.
310 * configure: Regenerate.
311 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
313 Remove Solaris 7 patch references.
314 (Specific, sparc-sun-solaris2.7): Removed.
315 (sparc-sun-solaris2*): Update Solaris 7 example.
316 (sparc64-*-solaris2*): Likewise.
318 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * config.build (alpha*-dec-osf4*): Remove.
321 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
322 of obsolete configurations.
323 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
325 * config/alpha/t-osf4: Renamed to ...
326 * config/alpha/t-osf5: ... this.
327 * config/alpha/osf.h: Renamed to ...
328 * config/alpha/osf5.h: ... this.
329 Merged old osf5.h contents.
331 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
332 (EXTRA_SPECS): Removed.
333 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
334 reflect removal of Tru64 UNIX V4.0/V5.0 support.
337 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
339 * doc/contrib.texi (Contributors, Rainer Orth): Update.
341 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
344 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
345 __thiscall convention.
347 2010-04-12 Steve Ellcey <sje@cup.hp.com>
349 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
351 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
353 2010-04-12 Steve Ellcey <sje@cup.hp.com>
355 * function.c (assign_parms_initialize_all): Add unused attribute
358 2010-04-12 Richard Guenther <rguenther@suse.de>
360 * gsstruct.def (GSS_CALL): New.
361 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
362 * gimple.h: Include tree-ssa-alias.h.
363 (struct gimple_statement_call): New.
364 (union gimple_statement_struct_d): Add gimple_call member.
365 (gimple_call_reset_alias_info): Declare.
366 (gimple_call_use_set): New function.
367 (gimple_call_clobber_set): Likewise.
368 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
369 * gimple.c (gimple_call_reset_alias_info): New function.
370 (gimple_build_call_1): Call it.
371 * lto-streamer-in.c (input_gimple_stmt): Likewise.
372 * tree-inline.c (remap_gimple_stmt): Likewise.
373 (expand_call_inline): Remove callused handling.
374 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
375 * tree-dfa.c (dump_variable): Likewise.
376 * tree-parloops.c (parallelize_loops): Likewise.
377 * tree-ssa.c (init_tree_ssa): Likewise.
378 (delete_tree_ssa): Likewise.
379 * tree-flow-inline.h (is_call_used): Remove.
380 * tree-flow.h (struct gimple_df): Remove callused member.
381 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
382 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
383 (ref_maybe_used_by_call_p_1): Simplify.
384 (call_may_clobber_ref_p_1): Likewise.
385 * tree-ssa-structalias.c (compute_points_to_sets): Set
386 the call stmt used and clobbered sets.
387 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
388 (find_tail_calls): Verify the tail call.
390 2010-04-12 Richard Guenther <rguenther@suse.de>
392 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
393 single-iteration always-inline inlining.
394 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
395 (cgraph_decide_inlining): Do not handle always-inline specially.
396 (try_inline): Remove always-inline cycle detection special case.
397 Do not recurse on always-inlines.
398 (cgraph_early_inlining): Do not iterate if not optimizing.
399 (cgraph_gate_early_inlining): remove.
400 (pass_early_inline): Run unconditionally.
401 (gate_cgraph_decide_inlining): New function.
402 (pass_ipa_inline): Use it. Do not run the IPA inliner if
403 not inlining or optimizing.
404 (cgraph_decide_inlining_of_small_functions): Also consider
405 always-inline functions.
406 (cgraph_default_inline_p): Return true for nodes which should
407 disregard inline limits.
408 (estimate_function_body_sizes): Assume zero size and time for
409 nodes which are marked as disregarding inline limits.
410 (cgraph_decide_recursive_inlining): Do not perform recursive
411 inlining on always-inline nodes.
413 2010-04-12 Jakub Jelinek <jakub@redhat.com>
416 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
417 for exprs satisfying handled_component_p.
419 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
421 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
422 non-constant aggregate elements.
424 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
425 is a real initialization.
427 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
430 * c-decl.c (start_function): Move forward check for nested function.
432 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
434 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
435 * config/sh/sh.c: Include reload.h.
436 (sh_legitimize_reload_address): New.
437 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
438 sh_legitimize_reload_address.
440 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
442 * config/sh/sh.md (*movqi_pop): New insn pattern.
443 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
445 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/i386.md (any_shiftrt): New code iterator.
448 (shiftrt_insn): New code attribute.
450 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
451 using any_shiftrt code iterator.
452 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
453 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
454 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
455 pattern from corresponding peephole2 patterns.
456 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
457 using any_shiftrt code iterator.
458 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
459 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
460 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
461 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
462 *{ashr,lshr}<mode>3_cmp_zext.
463 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
465 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
469 (*lshr<mode>3_cconly): Ditto.
471 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/i386.md (lshr<mode>3): Macroize expander from
474 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
475 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
476 pattern from *lshr{di,ti}3_1 and corresponding splitters using
478 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
479 from corresponding peephole2 patterns.
480 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
481 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
482 and *lshrdi3_1_rex64 using SWI mode iterator.
483 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
484 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
485 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
486 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
487 and *lshrdi3_cmp_rex64 using SWI mode iterator.
488 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
489 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
490 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
491 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
494 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/i386.md (ashr<mode>3): Macroize expander from
497 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
498 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
499 pattern from *ashr{di,ti}3_1 and corresponding splitters using
501 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
502 from corresponding peephole2 patterns.
503 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
504 (ashrsi3_cvt): Rename from ashrsi3_31.
505 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
506 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
507 and x86_64_shift_adj_3 using SWI48 mode iterator.
508 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
509 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
510 and *ashrdi3_1_rex64 using SWI mode iterator.
511 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
512 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
513 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
514 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
515 and *ashrdi3_cmp_rex64 using SWI mode iterator.
516 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
517 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
518 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
519 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
521 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
522 * config/i386/i386.c (ix86_split_ashr): Update for renamed
523 x86_shift<mode>_adj_3 expanders.
525 2010-04-10 Wei Guozhi <carrot@google.com>
528 * config/arm/arm.c (arm_pic_static_addr): New function.
529 (legitimize_pic_address): Call arm_pic_static_addr when it detects
531 (arm_output_addr_const_extra): Output expression for new pattern.
532 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
534 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
536 * ira-costs.c (record_reg_classes): Ignore alternatives that are
539 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
540 * web.c: Include "insn-config.h" and "recog.h".
541 (union_match_dups): New function.
543 (union_defs): Don't try to recognize match_dups.
545 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
546 if doing so would replace the entire pattern.
548 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
553 and splitter pattern. Change splitter operand 1 predicate to
556 2010-04-09 Martin Jambor <mjambor@suse.cz>
558 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
559 lattices are addresses of CONST_DECLs with the same initial value.
560 (ipcp_print_all_lattices): Print values of CONST_DECLs.
561 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
563 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
564 Bernd Schmidt <bernd.schmidt@codesourcery.com>
566 * loop-invariant.c (replace_uses): New static function.
567 (move_invariant_reg): Use it to ensure we can replace the uses.
569 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
571 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
573 (picochip_override_options): Enable section anchors only above -O1.
574 (picochip_reorg): Fixed a couple of build warnings.
576 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
578 * configure.ac (plugin -rdynamic test): Log result.
579 * configure: Regenerate.
580 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
581 (RDYNAMIC_SPEC): Define.
582 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
584 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
586 * configure.ac: Determine Sun ld version numbers.
587 (comdat_group): Restrict GNU ld version checks to gld.
588 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
589 (enable_comdat): Support --enable-comdat.
590 * configure: Regenerate.
591 * doc/install.texi (Configuration): Document --enable-comdat.
593 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
595 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
596 * config/sol2-gld.h: ... here.
597 * config.gcc (sparc*-*-solaris2*): Reflect this.
598 (i[34567]86-*-solaris2*): Use it.
600 2010-04-09 Steve Ellcey <sje@cup.hp.com>
602 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
604 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
606 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
609 * diagnostic.c (diagnostic_initialize): Initialize
610 some_warnings_are_errors.
611 (diagnostic_finish): New.
612 (diagnostic_action_after_output): Call it before exiting.
613 (diagnostic_report_diagnostic): Do not print message here. Set
614 some_warnings_are_errors.
615 * diagnostic.h (diagnostic_context): Delete
616 issue_warnings_are_errors_message. Add some_warnings_are_errors.
617 (diagnostic_finish): Declare.
618 * toplev.c (toplev_main): Call it before exit.
620 2010-04-09 Jason Merrill <jason@redhat.com>
623 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
627 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
628 based on a warning flag.
630 2010-04-09 Richard Guenther <rguenther@suse.de>
632 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
634 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
637 * varasm.c (default_assemble_visibility): Wrap vars that are
638 set, but unused, by targets without GAS.
639 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
640 Remove set, but unused, vars.
641 (rs6000_legitimize_tls_address): Likewise.
642 (altivec_expand_dst_builtin): Likewise.
643 * config/darwin.c (machopic_classify_symbol): Likewise.
644 (machopic_indirection_name): Likewise.
646 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386.md (DWI): New mode iterator.
649 (S): New mode attribute.
650 (shift_operand): Ditto.
651 (shift_immediate_operand): Ditto.
652 (ashl_input_operand): Ditto.
653 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
654 using SDWIM mode iterator.
655 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
656 pattern from *ashl{di,ti}3_1 and corresponding splitters using
658 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
659 from corresponding peephole2 patterns.
660 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
661 and x86_64_shift_adj_1 using SWI48 mode iterator.
662 (x86_shift<mode>_adj_2): Ditto.
663 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
664 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
665 using SWI48 mode iterator.
666 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
667 *ashldi3_cmp_rex64 using SWI mode iterator.
668 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
669 *ashldi3_cconly_rex64 using SWI mode iterator.
670 * config/i386/i386.c (ix86_split_ashl): Update for renamed
671 x86_shift<mode>_adj_{1,2}.
672 (ix86_split_ashr): Ditto.
673 (ix86_split_lshr): Ditto.
675 2010-04-09 Richard Guenther <rguenther@suse.de>
677 * target.h (builtin_conversion): Pass in input and output types.
678 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
679 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
680 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
681 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
683 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
685 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
687 2010-04-09 Richard Guenther <rguenther@suse.de>
690 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
692 2010-04-09 Richard Guenther <rguenther@suse.de>
694 * tree-vectorizer.h (struct _stmt_vec_info): Document
695 that vectype is the type of the LHS.
696 (supportable_widening_operation, supportable_narrowing_operation):
697 Get both input and output vector types as arguments.
698 (vect_is_simple_use_1): Declare.
699 (get_same_sized_vectype): Likewise.
700 * tree-vect-loop.c (vect_determine_vectorization_factor):
701 Set STMT_VINFO_VECTYPE to the vector type of the def.
702 (vectorizable_reduction): Adjust.
703 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
704 Adjust. Specify the output vector type.
705 (vect_pattern_recog_1): Adjust.
706 * tree-vect-stmts.c (get_same_sized_vectype): New function.
707 (vectorizable_call): Adjust.
708 (vectorizable_conversion): Likewise.
709 (vectorizable_operation): Likewise.
710 (vectorizable_type_demotion): Likewise.
711 (vectorizable_type_promotion): Likewise.
712 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
714 (vect_is_simple_use_1): New function.
715 (supportable_widening_operation): Get both input and output
717 (supportable_narrowing_operation): Likewise.
718 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
720 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
722 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
723 __thiscall and _thiscall as predefined macros.
724 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
725 thiscall attribute handling.
726 (ix86_comp_type_attributes): Likewise.
727 (ix86_function_regparm): Likewise.
728 (ix86_return_pops_args): Likewise.
729 (init_cumulative_args): Likewise.
730 (find_drap_reg): Likewise.
731 (ix86_static_chain): Likewise.
732 (x86_this_parameter): Likewise.
733 (x86_output_mi_thunk): Likewise.
734 (ix86_attribute_table): Add description for thiscall attribute.
735 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
736 * doc/extend.texi: Add documentation for thiscall.
738 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
741 * c.opt (Wint-to-pointer-cast): Available in C++.
742 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
744 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
746 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
747 * calls.c (expand_call): Pass the function type to aggregate_value_p.
748 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
749 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
750 function type instead. Reorder and simplify checks.
752 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
754 2010-04-08 Jing Yu <jingyu@google.com>
755 Zdenek Dvorak <ook@ucw.cz>
757 PR tree-optimization/42720
758 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
759 loop unswitch conditions here from ...
760 (tree_unswitch_single_loop): ... here.
762 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
764 * tree-if-conv.c: Fix comments and simplify logic.
766 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
768 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
769 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
770 (main_tree_if_conversion): Update call to tree_if_conversion.
772 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
775 * doc/invoke.texi (-b,-V): Delete.
776 * doc/tm.texi: Do not mention -b.
777 * gcc.c (display_help): Delete -b and -V.
778 (process_command): Delete -b and -V.
779 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
781 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
782 Wolfgang Gellerich <gellerich@de.ibm.com>
784 Implement target hook for loop unrolling
785 * target.h (loop_unroll_adjust): Add a new target hook function.
786 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
787 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
788 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
789 (s390_loop_unroll_adjust): Implement the new target hook for s390.
790 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
792 (decide_unroll_stupid): Likewise.
794 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
797 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
799 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
801 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
802 (Specific, *-*-solaris2*): Likewise.
803 Don't prefer Sun as over GNU as.
805 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
807 * config/s390/s390.c (override_options): Adjust the z10
808 defaults for max-unroll-times, max-completely-peeled-insns
809 and max-completely-peel-times.
811 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
813 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
814 instructions for z10.
815 (s390_expand_setmem): Likewise.
816 (s390_expand_cmpmem): Likewise.
818 2010-04-08 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/43679
821 * tree-ssa-pre.c (eliminate): Only propagate copies.
823 2010-04-08 Jakub Jelinek <jakub@redhat.com>
826 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
827 set but not used variable warning.
829 2010-04-08 Wei Guozhi <carrot@google.com>
832 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
833 (arm_size_rtx_costs): Call the new function when optimized for size.
835 2010-04-08 Jakub Jelinek <jakub@redhat.com>
838 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
839 op0 is not a MEM, just return NULL instead of assertion
841 (discover_nonconstant_array_refs): Don't walk debug stmts.
843 2010-04-08 Doug Kwan <dougkwan@google.com>
845 * configure.ac: Recognize gold and do not use its version number
847 * configure: Regenerate.
849 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
852 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
853 (negate_value): Move code to push elements to broken_up_substracts ...
854 (eliminate_plus_minus_pair): ... here. Push operands that have no
855 negative pair to plus_negates.
856 (repropagate_negates, init_reassoc, fini_reassoc): Update.
858 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
860 * doc/install.texi (Configuration): Move description of
861 --enable-lto, --with-libelf*, --enable-gold from Java section to
864 * doc/generic.texi (Working with declarations)
865 (Function Properties, C and C++ Trees): Fix typos.
866 * doc/sourcebuild.texi (Top Level): Likewise.
868 2010-04-07 Jakub Jelinek <jakub@redhat.com>
871 * tree.h (DECL_READ_P): Define.
872 (struct tree_decl_common): Add decl_read_flag.
873 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
874 a set but not used warning.
875 (merge_decls): Merge DECL_READ_P flag.
876 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
877 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
878 * c-common.c (handle_used_attribute, handle_unused_attribute):
880 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
882 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
884 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
885 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
886 c_parser_binary_expression, c_parser_cast_expression,
887 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
888 Call default_function_array_read_conversion instead of
889 default_function_array_conversion where needed.
890 (c_parser_unary_expression, c_parser_conditional_expression,
891 c_parser_postfix_expression_after_primary, c_parser_initelt):
892 Likewise. Call mark_exp_read where needed.
893 (c_parser_statement_after_labels, c_parser_asm_operands,
894 c_parser_typeof_specifier, c_parser_sizeof_expression,
895 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
897 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
899 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
900 (warn_unused_but_set_parameter): Default to warn_unused
902 * doc/invoke.texi: Document -Wunused-but-set-variable and
903 -Wunused-but-set-parameter.
905 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
907 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
908 when operandN variables aren't used in the body of the expander
910 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
911 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
912 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
913 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
914 FOR_EACH_IMM_USE_ON_STMT): Likewise.
915 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
916 * tree.c (PROCESS_ARG): Likewise.
918 2010-04-07 Simon Baldwin <simonb@google.com>
920 * diagnostic.h (diagnostic_override_option_index): New macro to
921 set a diagnostic's option_index.
922 * c-tree.h (c_cpp_error): Add warning reason argument.
923 * opts.c (_warning_as_error_callback): New.
924 (register_warning_as_error_callback): Store callback for
925 warnings enabled via enable_warning_as_error.
926 (enable_warning_as_error): Call callback, minor code tidy.
927 * opts.h (register_warning_as_error_callback): Declare.
928 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
929 response to -Werror=.
930 (c_common_init_options): Register warning_as_error_callback in opts.c.
931 * common.opt: Add -Wno-cpp option.
932 * c-common.c (struct reason_option_codes_t): Map cpp warning
933 reason codes to gcc option indexes.
934 * (c_option_controlling_cpp_error): New function, lookup the gcc
935 option index for a cpp warning reason code.
936 * (c_cpp_error): Add warning reason argument, call
937 c_option_controlling_cpp_error for diagnostic_override_option_index.
938 * doc/invoke.texi: Document -Wno-cpp.
940 2010-04-07 Richard Guenther <rguenther@suse.de>
942 * ipa-reference.c (mark_load): Use get_base_address.
943 (mark_store): Likewise.
945 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
946 inserting GIMPLE_NOPs into the IL.
947 * tree-ssa-structalias.c (get_constraint_for_component_ref):
948 Explicitly strip handled components and indirect references.
950 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
951 folding address expressions.
952 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
953 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
954 operand_equal_p to compare decls.
955 (ptr_deref_may_alias_decl_p): Likewise.
956 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
957 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
958 Handle reversed comparison ops.
959 * tree-sra.c (asm_visit_addr): Use get_base_address.
960 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
961 * ipa-reference.c (mark_address): Use get_base_address.
963 2010-04-07 Richard Guenther <rguenther@suse.de>
965 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
966 Propagate constants everywhere.
968 2010-04-07 Jakub Jelinek <jakub@redhat.com>
971 * tree.c (MAX_INT_CACHED_PREC): Define.
972 (nonstandard_integer_type_cache): New array.
973 (build_nonstandard_integer_type): Cache results for precision
974 <= MAX_INT_CACHED_PREC.
976 2010-04-07 Richard Guenther <rguenther@suse.de>
978 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
979 -fargument-noalias-global, -fargument-noalias-anything): Remove.
980 * common.opt: Likewise.
981 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
982 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
983 (nonoverlapping_memrefs_p): Likewise.
984 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
985 * opts.c (common_handle_option): Handle OPT_fargument_alias,
986 OPT_fargument_noalias, OPT_fargument_noalias_anything and
987 OPT_fargument_noalias_global for backward compatibility.
989 2010-04-07 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/43270
992 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
993 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
994 * tree-ssa-pre.c (phi_translate_1): Adjust.
995 (fully_constant_expression): Split out vn_reference handling to ...
996 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
997 Fold reads from constant strings.
998 (vn_reference_lookup): Handle fully constant references.
999 (vn_reference_lookup_pieces): Likewise.
1000 * Makefile.in (expmed.o-warn): Add -Wno-error.
1002 2010-04-07 Martin Jambor <mjambor@suse.cz>
1004 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1006 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1009 * gcc.c: Add -static-libstdc++ to list of recognized options.
1011 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1013 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1015 2010-04-07 Richard Guenther <rguenther@suse.de>
1018 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1019 bases build simple mem attributes to retain points-to information.
1021 2010-04-07 Richard Guenther <rguenther@suse.de>
1024 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1025 preserve points-to related information.
1027 2010-04-07 Richard Guenther <rguenther@suse.de>
1030 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1031 discard plain indirect references.
1032 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1033 * tree.c (tree_nop_conversion): Likewise.
1035 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1038 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1040 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1042 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1043 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1045 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1047 * tree-if-conv.c: Fix indentation and comments.
1049 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1051 * tree-if-conv.c: Sort static functions in topological order.
1053 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1055 * tree-if-conv.c: Fix indentation and comments.
1057 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1060 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1061 lang_hooks.types.type_for_size instead of
1062 build_nonstandard_integer_type.
1063 When converting an unsigned type to signed, double its precision.
1064 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1065 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1066 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1069 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1072 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1073 POINTER_PLUS_EXPR for pointer types.
1075 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1078 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1079 * graphite-clast-to-gimple.c: Include langhooks.h.
1080 (max_signed_precision_type): New.
1081 (max_precision_type): Takes two types as arguments.
1082 (precision_for_value): New.
1083 (precision_for_interval): New.
1084 (gcc_type_for_interval): New.
1085 (gcc_type_for_value): New.
1086 (gcc_type_for_clast_term): New.
1087 (gcc_type_for_clast_red): New.
1088 (gcc_type_for_clast_bin): New.
1089 (gcc_type_for_clast_expr): Split up into several functions.
1090 (gcc_type_for_clast_eq): Rewritten.
1091 (compute_bounds_for_level): New.
1092 (compute_type_for_level_1): New.
1093 (compute_type_for_level): New.
1094 (gcc_type_for_cloog_iv): Removed.
1095 (gcc_type_for_iv_of_clast_loop): Rewritten.
1096 (graphite_create_new_loop): Compute the lower and upper bound types
1097 with gcc_type_for_clast_expr.
1098 (graphite_create_new_loop_guard): Same.
1099 (find_cloog_iv_in_expr): Removed.
1100 (compute_cloog_iv_types_1): Removed.
1101 (compute_cloog_iv_types): Removed.
1102 (gloog): Do not call compute_cloog_iv_types.
1103 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1105 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1106 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1107 (GBB_CLOOG_IV_TYPES): Removed.
1109 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1111 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1112 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1113 (detect_commutative_reduction): Same.
1115 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1117 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1118 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1120 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1121 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1122 (rewrite_commutative_reductions_out_of_ssa): Same.
1123 * passes.c (execute_function_todo): Call verify_ssa for every pass
1124 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1125 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1126 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1127 with an extra argument.
1128 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1129 verify_ssa only when the extra argument is true.
1130 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1131 with an extra argument.
1132 (tree_transform_and_unroll_loop): Same.
1134 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1136 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1137 for all the passes of the LNO having LOOP_CLOSED_SSA.
1138 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1139 * tree-loop-distribution.c (pass_loop_distribution): Same.
1140 * tree-pass.h (TODO_verify_loops): Removed.
1141 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1143 (pass_tree_unswitch): Same.
1144 (pass_predcom): Same.
1145 (pass_vectorize): Same.
1146 (pass_linear_transform): Same.
1147 (pass_graphite_transforms): Same.
1148 (pass_iv_canon): Same.
1149 (pass_complete_unroll): Same.
1150 (pass_complete_unrolli): Same.
1151 (pass_parallelize_loops): Same.
1152 (pass_loop_prefetch): Same.
1153 (pass_iv_optimize): Same.
1155 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1158 * passes.c (init_optimization_passes): Move pass_lim before
1159 pass_copy_prop and pass_dce_loop.
1161 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1164 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1165 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1166 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1167 MULTI_* defines for 4 argument vpermil2p* builtins.
1169 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1172 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1173 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1174 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1175 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1176 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1177 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1178 Use x86_maybe_negate_const_int to output insn mnemonic.
1179 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1180 check from instruction predicate. Update comments.
1181 * config/i386/sync.md (sync_add<mode>): Use
1182 x86_maybe_negate_const_int to output insn mnemonic.
1184 2010-04-06 Jan Hubicka <jh@suse.cz>
1186 PR tree-optimization/42906
1187 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1188 IGNORE_SELF argument. Set visited_control_parents for fully
1190 (find_obviously_necessary_stmts): Update call of
1191 mark_control_dependent_edges_necessary.
1192 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1194 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1196 * config/i386/i386.md: Remove comment about 'e' and 'E'
1199 2010-04-06 Richard Guenther <rguenther@suse.de>
1201 PR tree-optimization/43627
1202 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1203 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1206 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1208 * BASE-VER: Change to 4.6.0.
1211 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1214 2010-04-06 Richard Guenther <rguenther@suse.de>
1217 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1219 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1221 * doc/invoke.texi (Optimize Options): Document that LTO
1222 won't remove object access purely due to incompatible
1225 2010-04-04 Matthias Klose <doko@ubuntu.com>
1227 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1228 Initialize variable.
1230 2010-04-03 Richard Guenther <rguenther@suse.de>
1233 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1234 require a non-NULL MEM_OFFSET.
1236 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1238 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1239 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1240 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1241 config/alpha/predicates.md, config/arm/arm.md,
1242 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1243 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1244 config/darwin9.h, config/darwin.c, config/darwin.h,
1245 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1246 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1247 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1248 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1249 config/mips/mips.md, config/mn10300/mn10300.c,
1250 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1251 config/rs6000/aix.h, config/rs6000/dfp.md,
1252 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1253 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1254 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1255 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1256 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1257 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1258 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1259 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1260 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1261 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1262 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1263 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1264 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1265 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1266 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1267 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1268 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1269 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1270 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1271 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1272 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1273 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1274 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1275 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1276 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1277 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1278 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1279 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1280 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1281 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1282 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1283 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1284 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1285 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1286 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1287 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1289 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1292 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1293 * aclocal.m4: Regenerate.
1295 2010-04-02 Richard Guenther <rguenther@suse.de>
1297 PR tree-optimization/43629
1298 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1299 if we have seen a constant value.
1301 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1303 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1305 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1308 * arm.c (legitimize_tls_address): Adjust call to
1309 gen_tls_load_dot_plus_four.
1310 (arm_note_pic_base): New function.
1311 (arm_cannot_copy_insn_p): Use it.
1312 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1315 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1320 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1322 * Makefile.in ($(out_object_file)): Depend on
1323 gt-$(basename $(notdir $(out_file))).h.
1325 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1327 * config.gcc (lm32-*-rtems*): Add t-lm32.
1329 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1331 * config.gcc: Add lm32-*-rtems*.
1332 * config/lm32/rtems.h: New file.
1334 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1337 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1339 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1341 * dwarf2out.c (output_compilation_unit_header): For
1342 -gdwarf-4 use version 4 instead of version 3.
1343 (output_line_info): For version 4 and above emit additional
1344 maximum ops per insn header field.
1345 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1347 * dwarf2out.c (is_c_family, is_java): Remove.
1348 (lower_bound_default): New function.
1349 (add_bound_info, gen_descr_array_type_die): Use it.
1351 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1354 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1355 re-declaration when it happens in a function.
1357 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1359 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1360 (cgraph_remove_function_insertion_hook): Same.
1361 (cgraph_call_function_insertion_hooks): Same.
1363 2010-04-01 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1367 and TREE_THIS_VOLATILE.
1368 (copy_ref_info): Likewise.
1369 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1370 * tree.c (build6_stat): Ignore side-effects of all but arg5
1371 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1374 2010-04-01 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/43607
1377 * ipa-type-escape.c (check_call): Do not access non-existing
1380 2010-04-01 Richard Guenther <rguenther@suse.de>
1384 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1385 Jack Howarth <howarth@bromo.med.uc.edu>
1387 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1390 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1392 * doc/install.texi (Prerequisites): Document libelf usability on
1393 IRIX 5/6 and Solaris 2.
1394 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1395 Update GNU as, GNU ld requirements.
1396 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1397 Document Sun Studio compiler download.
1398 Update and simplify as, ld recommendations.
1399 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1401 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1403 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1404 with_tune_32 to pentium4.
1406 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1408 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1410 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1412 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1413 obsoletion, removal.
1415 Document GNU as requirement.
1416 Update configure requirements.
1417 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1418 Recomment IRIX 6.5.18+.
1419 Document IDF/IDL requirement.
1420 Document GNU as requirement.
1421 Document GNU ld bootstrap failure.
1422 Remove freeware.sgi.com reference.
1424 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1426 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1427 UNIX V4.0, V5.0 obsoletion, removal.
1428 Remove --with-gc=simple reference.
1429 Update VM requirements during bootstrap.
1430 Remove -oldas bootstrap description.
1431 Update binutils reference.
1432 Remove comparison failure note.
1434 2010-03-31 Richard Guenther <rguenther@suse.de>
1435 Zdenek Dvorak <ook@ucw.cz>
1436 Sebastian Pop <sebastian.pop@amd.com>
1439 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1440 with multiple arguments.
1441 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1443 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1445 * graphite-dependences.c (print_pddr): Call print_pdr with an
1447 * graphite-poly.c (debug_pdr): Add an extra argument for the
1450 (print_pbb_domain): Same.
1452 (print_scop_context): Same.
1454 (print_cloog): Same.
1455 (debug_pbb_domain): Same.
1459 (debug_scop_context): Same.
1461 (debug_cloog): Same.
1462 (print_scop_params): Same.
1463 (debug_scop_params): Same.
1464 (print_iteration_domain): Same.
1465 (print_iteration_domains): Same.
1466 (debug_iteration_domain): Same.
1467 (debug_iteration_domains): Same.
1468 (print_scattering_function): Same.
1469 (print_scattering_functions): Same.
1470 (debug_scattering_function): Same.
1471 (debug_scattering_functions): Same.
1472 * graphite-poly.h (debug_pdr): Update declaration.
1474 (print_pbb_domain): Same.
1476 (print_scop_context): Same.
1478 (print_cloog): Same.
1479 (debug_pbb_domain): Same.
1483 (debug_scop_context): Same.
1485 (debug_cloog): Same.
1486 (print_scop_params): Same.
1487 (debug_scop_params): Same.
1488 (print_iteration_domain): Same.
1489 (print_iteration_domains): Same.
1490 (debug_iteration_domain): Same.
1491 (debug_iteration_domains): Same.
1492 (print_scattering_function): Same.
1493 (print_scattering_functions): Same.
1494 (debug_scattering_function): Same.
1495 (debug_scattering_functions): Same.
1497 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1499 * graphite-poly.c (print_scattering_function_1): New.
1500 (print_scattering_function): Call it.
1501 (print_scop_params): Remove spaces at the end of lines.
1504 * graphite-poly.h (print_cloog): Declared.
1505 (debug_cloog): Declared.
1507 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1509 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1511 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1512 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1513 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1514 to switch between adding the IV bump in loop->latch or in loop->header.
1516 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1518 * graphite-poly.c (print_scattering_function): Pretty print following
1521 (print_pbb_domain): Same.
1522 (dump_gbb_cases): Same.
1523 (dump_gbb_conditions): Same.
1526 (print_scop_params): Same.
1527 (print_scop_context): Same.
1529 (print_pbb_body): New.
1530 (lst_indent_to): New.
1531 (print_lst): Start new lines with a #.
1532 * graphite-poly.h (pbb_bb): New.
1533 (pbb_index): Use pbb_bb.
1534 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1536 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1538 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1540 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1541 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1542 and 0 instead of 1 for dw_val_class_flag.
1543 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1544 dw_val_class_range_list, dw_val_class_loc_list,
1545 dw_val_class_lineptr and dw_val_class_macptr, use
1546 DW_FORM_flag_present for dw_val_class_flag and
1547 DW_FORM_exprloc for dw_val_class_loc.
1548 (output_die): For -gdwarf-4 print dw_val_class_loc
1549 size as uleb128 instead of 1 or 2 bytes and don't print
1550 anything for dw_val_class_flag.
1552 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1553 instead of cselib_lookup following by tweaking locs->setting_insn.
1556 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1557 even before returning from label, setjmp call or volatile asm
1560 2010-03-31 Richard Guenther <rguenther@suse.de>
1563 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1564 temporary data on stack.
1566 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1568 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1569 (PUSHSECTION_ASM_OP): Remove.
1570 (POPSECTION_ASM_OP): Remove.
1571 (PUSHSECTION_FORMAT): Remove.
1572 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1573 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1574 * config/sol2.c (solaris_output_init_fini): Use it.
1576 2010-03-31 Jie Zhang <jie@codesourcery.com>
1579 * opt-functions.awk (var_type_struct): Use signed char type
1580 for simple variables.
1582 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1584 * config/sol2.c: Include output.h.
1585 (solaris_assemble_visibility): New function.
1586 * config/t-sol2 (sol2.o): Add output.h dependency.
1587 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1588 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1591 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1594 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1595 V2SImode or XFmode on PRE_DEC.
1598 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1601 2010-03-31 Jie Zhang <jie@codesourcery.com>
1604 * reload.h (caller_save_initialized_p): Declare.
1605 * toplev.c (backend_init_target): Don't call
1606 init_caller_save but set caller_save_initialized_p to false.
1607 * caller-save.c (caller_save_initialized_p): Define.
1608 (init_caller_save): Check caller_save_initialized_p.
1609 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1611 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1614 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1615 and soft-fp/t-softfp to tmake_file.
1616 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1617 (LIBGCC2_TF_CEXT): Define.
1620 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1623 * cselib.c (n_useless_values): Document handling of debug locs.
1624 (n_useless_debug_values, n_debug_values): New variables.
1625 (new_elt_loc_list): Don't add to debug values, keep count.
1626 (promote_debug_loc): New.
1627 (cselib_reset_table): Zero new variables.
1628 (entry_and_rtx_equal_p): Promote debug locs.
1629 (discard_useless_locs): Increment n_useless_debug_values for
1631 (remove_useless_values): Adjust n_useless_values and n_debug_values
1632 with n_useless_debug_values.
1633 (add_mem_for_addr): Promote debug locs.
1634 (cselib_lookup_mem): Likewise.
1635 (cselib_lookup_addr): Renamed to...
1636 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1637 (cselib_log_lookup): ... this. Turn into...
1638 (cselib_lookup_addr): ... new wrapper.
1639 (cselib_lookup_from_insn): New.
1640 (cselib_invalidate_regno): Increment n_useless_debug_values for
1642 (cselib_invalidate_mem): Likewise.
1643 (cselib_process_insn): Take n_deleted and n_debug_values into
1644 account to guard remove_useless_value call.
1645 (cselib_finish): Zero n_useless_debug_values.
1646 * cselib.h (cselib_lookup_from_insn): Declare.
1647 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1648 (sched_analyze_2): Likewise.
1650 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1652 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1654 (adjust_mems): Replace narrowing SUBREG of expression containing
1655 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1656 with operations in the narrower mode.
1659 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1660 regs_invalidated_by_call instead all call_used_reg_set registers.
1662 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1665 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1666 pointer comparisons with types_compatible_p.
1667 * tree-vect-stmts.c (vectorizable_call): Same.
1668 (vectorizable_condition): Same.
1670 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1672 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1673 stack check if the mask would be zero.
1675 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1676 Jack Howarth <howarth@bromo.med.uc.edu>
1678 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1681 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1684 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1686 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1687 Include ___unordxf2 and ___unordtf2.
1688 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1691 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1693 * config/lm32/t-lm32: New file.
1694 * config.gcc: Use the above file when targetting lm32.
1696 2010-03-28 Duncan Sands <baldrick@free.fr>
1698 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1700 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1703 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1704 Improve vectorization cost model diagnostic.
1706 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1709 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1710 compute_data_dependences_for_loop returns false, early exit
1711 and output an extra diagnostic for the failed data reference
1714 2010-03-29 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/43560
1717 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1718 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1720 2010-03-29 Jie Zhang <jie@codesourcery.com>
1723 * toplev.c (process_options): Set optimization_default_node
1724 and optimization_current_node.
1725 * opts.c (decode_options): Don't set optimization_default_node
1726 and optimization_current_node.
1728 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1730 * config/rtems.h: Abandon -qrtems_debug.
1732 2010-03-28 Jan Hubicka <jh@suse.cz>
1734 PR tree-optimization/43505
1735 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1736 map should not be copied.
1738 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1741 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1742 cdtors, set DECL_PRESERVE_P.
1743 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1746 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1748 PR tree-optimization/43528
1749 * stor-layout.c (place_field): Check that constant fits into
1750 unsigned HWI when skipping calculation of MS bitfield layout.
1752 2010-03-27 Jan Hubicka <jh@suse.cz>
1755 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1756 notice_global_symbol work.
1758 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1760 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1761 instead of dwarf2out_decl.
1762 (struct var_loc_node): Remove section_label field.
1763 (dwarf2out_function_decl): New function.
1764 (dwarf2out_var_location): Don't set section_label field.
1765 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1767 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1769 PR tree-optimization/43544
1770 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1771 First argument for builtin vectorized function hook is now a
1772 tree to be able to distinguish between machine specific and
1774 * targhooks.c (default_builtin_vectorized_function): Ditto.
1775 * targhooks.h (default_builtin_vectorized_function): Ditto.
1776 * target.h (struct gcc_target): Ditto.
1777 * tree-vect-stmts.c (vectorizable_function): Ditto.
1778 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1779 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1782 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1785 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1786 nested binding iff it is a FUNCTION_DECL.
1787 (store_parm_decls_newstyle): Pass nested=true to bind for
1788 FUNCTION_DECLs amongst parameters.
1790 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1792 * var-tracking.c (vt_expand_loc_callback): Don't run
1793 cselib_expand_value_rtx_cb in dummy mode if
1794 cselib_dummy_expand_value_rtx_cb returned false.
1796 * var-tracking.c (emit_note_insn_var_location): For one part
1797 notes with offset 0, don't add EXPR_LIST around the location.
1798 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1799 add_location_or_const_value_attribute): Adjust for that change.
1802 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1803 into first operand and location into second.
1804 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1805 dw_cfi_oprnd_loc for DW_CFA_expression.
1806 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1807 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1808 assume first argument is regnum and second argument is location.
1810 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1813 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1814 of scratch register to DImode. Split to DImode comparison operator.
1815 Use SImode subreg of scratch register in the multiplication.
1816 (*cmp_sadd_sidi): Ditto.
1817 (*cmp_ssub_si): Ditto.
1818 (*cmp_ssub_sidi): Ditto.
1820 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1823 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1824 Remove invalid assert and wrong comment.
1826 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1829 * flags.h (final_insns_dump_p): New extern.
1830 * final.c (final_insns_dump_p): New variable.
1831 (rest_of_clean_state): Set it before -fdump-final-insns=
1832 dumping, clear afterwards.
1833 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1834 MEM_ALIAS_SET on MEMs.
1836 2010-03-26 David S. Miller <davem@davemloft.net>
1838 * configure.ac: Fix sparc GOTDATA_OP bug check.
1839 * configure: Rebuild.
1841 2010-03-26 Alan Modra <amodra@gmail.com>
1843 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1845 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1847 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1848 TLS_SECTION_ASM_FLAG.
1850 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1853 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1854 Clear first_function_block_is_cold.
1857 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1858 argument if the argument is truth_value_p.
1860 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1862 * config/rs6000/constraints.md: Update copyright year for my changes.
1865 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1866 used in reg+reg addressing, swap registers.
1868 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1871 * target.h (struct gcc_target): Add code_end hook.
1872 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1874 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1875 * toplev.c (compile_file): Call targetm.asm_out.code_end
1876 hook before unwind info/debug info output.
1877 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1878 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1879 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1880 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1881 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1882 * config/i386/i386.c (ix86_file_end): Renamed to...
1883 (ix86_code_end): ... this. Make static. Don't call
1884 file_end_indicate_exec_stack. Emit unwind info using
1885 final_start_function/final_end_function.
1886 (darwin_x86_file_end): Remove.
1887 (TARGET_ASM_CODE_END): Define.
1888 * config/i386/i386.h (TARGET_ASM_FILE_END,
1889 NEED_INDICATE_EXEC_STACK): Don't define.
1890 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1891 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1892 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1893 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1896 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1897 at the beginning and final_end_function at the end.
1898 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1900 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1902 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1903 and Sun as TLS syntax.
1904 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1905 * configure: Regenerate.
1906 * config.in: Regenerate.
1907 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1908 (default_elf_asm_named_section): Use it.
1909 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1910 (i386_output_dwarf_dtprel): Likewise.
1911 (output_addr_const_extra): Likewise.
1912 (output_pic_addr_const): Lowercase @GOTTPOFF.
1913 (output_addr_const_extra): Likewise.
1914 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1915 (output_addr_const_extra): Likewise.
1916 (output_pic_addr_const): Lowercase @INDNTPOFF.
1917 (output_addr_const_extra): Likewise.
1918 (output_pic_addr_const): Lowercase @NTPOFF.
1919 (output_addr_const_extra): Likewise.
1920 (output_pic_addr_const): Lowercase @TPOFF.
1921 (output_addr_const_extra): Likewise.
1922 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1923 (*tls_global_dynamic_64): Likewise.
1924 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1925 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1927 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1928 (ASM_OUTPUT_TLS_COMMON): Use it.
1929 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1932 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1933 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1934 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1935 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1936 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1937 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1939 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1941 * config/i386/i386.c (override_options): Don't accept
1942 -mtls-dialect=sun any longer.
1943 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1944 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1945 (*tls_local_dynamic_base_32_sun): Likewise.
1946 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1948 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1951 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1952 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1955 * ira.c (adjust_cleared_regs): New function.
1956 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1960 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1962 * expr.c (expand_expr_real): Restore previous
1963 curr_insn_source_location and curr_insn_block after
1964 expand_expr_real_1 call.
1965 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1966 instead of expand_expr_real_1.
1968 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1970 PR rtl-optimization/43413
1971 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1974 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1977 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1978 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1980 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1982 * config/i386/i386.c (ix86_target_string): Add -mfma.
1983 Fix a typo in comment.
1985 2010-03-22 Mike Stump <mikestump@comcast.net>
1988 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1989 Don't overly align based upon packed packed fields.
1991 2010-03-22 Jason Merrill <jason@redhat.com>
1993 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1994 Use () rather than [], and move before the element type.
1996 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1998 * doc/configfiles.texi (Configuration Files): Removed
1999 fixinc/Makefile*, intl/Makefile.*.
2000 * doc/makefile.texi: Fixed markup. Abstract from version
2001 control system used.
2002 (Makefile): Removed obsolete gcc/java/parse.y example.
2003 * doc/sourcebuild.texi: Likewise.
2004 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2005 libgomp, libssp. Removed fastjar.
2006 (Miscellaneous Docs): Clarify location.
2007 Added COPYING3, COPYING3.LIB.
2008 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2010 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2013 * config/i386/i386.c (x86_function_profiler)
2014 [!NO_PROFILE_COUNTERS]: Fix typo.
2015 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2018 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2019 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2021 * doc/sourcebuild.texi (Test Directives): Split into six
2022 subsections, with most of the current text in new subsections
2023 Directives, Selectors, and Final Actions.
2024 (Directives): Split list of test directives into multiple
2026 (Selectors): Describe use and syntax of selectors.
2027 (Effective-Target Keywords): Describe all existing keywords.
2028 (Add Options): Describe features for dg-add-options.
2029 (Require Support): Describe variants of dg-require-support.
2030 (Final Actions): Describe commands to use in dg-final.
2032 2010-03-22 Michael Matz <matz@suse.de>
2035 * recog.c (validate_replace_rtx_group): Replace also in
2036 REG_EQUAL and REG_EQUIV notes.
2038 2010-03-22 Richard Guenther <rguenther@suse.de>
2040 PR tree-optimization/43390
2041 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2042 sure vector extracts are type correct.
2044 2010-03-22 Richard Guenther <rguenther@suse.de>
2047 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2048 x * sqrt (x) even when optimizing for size if the target
2049 has native support for sqrt.
2051 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2053 * varasm.c (make_decl_rtl_for_debug): Also clear
2054 flag_mudflap for the duration of make_decl_rtl call.
2057 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2058 locs from preserved VALUEs.
2060 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2063 * pa.md (movmemsi): Set align to one if zero.
2064 (movmemdi): Likewise.
2066 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2069 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2070 with their corresponding prologue pushes.
2072 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2075 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2076 at the begining or end.
2077 (spu_expand_epilogue): Likewise.
2079 2010-03-20 Richard Guenther <rguenther@suse.de>
2081 PR rtl-optimization/43438
2082 * combine.c (make_extraction): Properly zero-/sign-extend an
2083 extraction of the low part of a CONST_INT. Also handle
2086 2010-03-19 Mike Stump <mikestump@comcast.net>
2088 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2089 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2090 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2092 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2095 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2098 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2100 PR rtl-optimization/42258
2101 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2102 use that may match DEF.
2105 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2106 the cost of loading the constant rather than assuming
2108 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2109 outer code is AND, do the same tests as the andsi3 expander and
2110 return COSTS_N_INSNS (1) if and is cheap.
2112 * optabs.c (avoid_expensive_constant): Fix formatting.
2114 2010-03-19 Michael Matz <matz@suse.de>
2117 * attribs.c (decl_attributes): When rebuilding a function pointer
2118 type use the same qualifiers as the original pointer type.
2120 2010-03-19 Martin Jambor <mjambor@suse.cz>
2122 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2123 and is_gimple_ip_invariant_address.
2125 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2128 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2130 * config/arm/arm.c (arm_override_options): Turn off
2131 flag_dwarf2_cfi_asm for AAPCS variants.
2133 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2136 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2137 Use PRE_MODIFY instead of PRE_DEC.
2138 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2139 (vfp_emit_fstmd): Likewise.
2141 2010-03-19 Michael Matz <matz@suse.de>
2144 * builtins.c (expand_builtin_interclass_mathfn,
2145 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2148 2010-03-19 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/43415
2151 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2152 (phi_translate_1): ... this.
2153 (phi_translate): Move all caching here. Cache all NARY
2154 and REFERENCE translations.
2156 2010-03-19 David S. Miller <davem@davemloft.net>
2158 With help from Eric Botcazou.
2159 * config/sparc/sparc.c: Include dwarf2out.h.
2160 (emit_pic_helper): Delete.
2161 (pic_helper_symbol_name): Delete.
2162 (pic_helper_emitted_p): Delete.
2163 (pic_helper_needed): New.
2164 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2165 (get_pc_thunk_name): New.
2166 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2167 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2168 Set pic_helper_needed to true. Don't call emit_pic_helper.
2169 (sparc_expand_prologue): Update load_pic_register call.
2170 (sparc_output_mi_thunk): Likewise.
2171 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2172 thunk if possible. Output CFI information as needed.
2174 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2175 Jack Howarth <howarth@bromo.med.uc.edu>
2178 * config/i386/i386.h: Fix ABI on darwin x86-32.
2180 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2182 * tree.h: Declare make_decl_rtl_for_debug.
2183 * varasm.c (make_decl_rtl_for_debug): New.
2184 * dwarf2out.c (rtl_for_decl_location): Call it.
2185 * cfgexpand.c (expand_debug_expr): Call it.
2187 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2190 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2194 * var-tracking.c (vt_init_cfa_base): Do nothing if
2195 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2197 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2200 * var-tracking.c (canonicalize_vars_star): New.
2201 (dataflow_post_merge_adjust): Use it.
2203 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2206 * var-tracking.c (non_suitable_const): New function.
2207 (add_uses): For DEBUG_INSNs with constants, don't record any
2208 value, instead just the constant value itself.
2209 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2210 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2211 (emit_notes_in_bb): Likewise.
2212 (emit_note_insn_var_location): For onepart variables if
2213 cur_loc is a VOIDmode constant, use DECL_MODE.
2215 2010-03-18 Martin Jambor <mjambor@suse.cz>
2218 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2219 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2220 all non-clones. Moved call redirection...
2221 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2222 (cgraph_materialize_all_clones): Dispose of all
2223 combined_args_to_skip bitmaps.
2224 (verify_cgraph_node): Do not check for edges pointing to wrong
2225 nodes in inline clones.
2226 * tree-inline.c (copy_bb): Call
2227 cgraph_redirect_edge_call_stmt_to_callee.
2228 * ipa.c (cgraph_remove_unreachable_nodes): Call
2229 cgraph_node_remove_callees even when there are used clones.
2231 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2233 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2235 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2238 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2241 2010-03-18 Michael Matz <matz@suse.de>
2244 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2245 into sqrt(x) if we need to preserve signed zeros.
2247 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2248 Eric Botcazou <ebotcazou@adacore.com>
2250 PR rtl-optimization/43360
2251 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2252 note if we don't know its invariant status.
2254 2010-03-18 Michael Matz <matz@suse.de>
2256 PR tree-optimization/43402
2257 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2258 PHI chains of ssa names registered for update.
2260 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2263 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2264 non-offsettable and pre_modify update addressing.
2265 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2266 and "2" alternatives "#".
2267 (*movdd_softfloat32): Make all alternatives "#";
2268 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2269 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2270 (*movdf_softfloat32): Make all alternatives "#";
2271 (movdi): Use the new DIFD mode iterator to create a common splitter
2272 for movdi, movdf and movdd patterns.
2274 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2276 * common.opt (dumpdir): Remove redundant tab.
2278 2010-03-17 Martin Jambor <mjambor@suse.cz>
2280 PR tree-optimization/43347
2281 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2282 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2284 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2286 PR rtl-optimization/42216
2287 * regrename.c (create_new_chain): New function, broken out from...
2288 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2289 appending a use to an empty chain.
2290 (build_def_use): Remove previous changes that convert OP_INOUT to
2291 OP_OUT operands; instead detect the case where an OP_INOUT operand
2292 uses a previously untracked register and create an empty chain for it.
2294 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2296 * doc/extend.texi (Function Attributes): Rewrite unfinished
2297 sentence in ms_abi documentation.
2299 2010-03-17 Alan Modra <amodra@gmail.com>
2301 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2302 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2303 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2304 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2306 2010-03-16 Richard Henderson <rth@redhat.com>
2309 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2310 (lower_try_finally): Save and restore eh_seq around the expansion
2313 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2315 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2316 statements before splitting block.
2318 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2320 * doc/sourcebuild.texi (Testsuites): Fix markup.
2321 Use pathnames relative to gcc/testsuite.
2322 (Test Directives): Move description of how timeout is determined.
2323 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2324 (C Tests): Correct gcc.misc-tests directory.
2325 Framework tests now live in gcc.test-framework.
2327 2010-03-16 Richard Guenther <rguenther@suse.de>
2330 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2331 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2333 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2334 Alexandre Oliva <aoliva@redhat.com>
2336 PR tree-optimization/42917
2337 * lambda-code.c (remove_iv): Skip debug statements.
2338 (lambda_loopnest_to_gcc_loopnest): Likewise.
2339 (not_interesting_stmt): Debug statements are not interesting.
2341 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2345 * cselib.c (cselib_preserve_constants,
2346 cfa_base_preserved_val): New static variables.
2347 (preserve_only_constants): New function.
2348 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2349 clear its REG_VALUES. If cselib_preserve_constants, don't
2350 empty the whole hash table, but preserve there VALUEs with constants,
2351 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2352 (cselib_preserve_cfa_base_value): New function.
2353 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2354 (cselib_init): Change argument to int bitfield. Set
2355 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2357 (cselib_finish): Clear cselib_preserve_constants and
2358 cfa_base_preserved_val.
2359 * cselib.h (enum cselib_record_what): New enum.
2360 (cselib_init): Change argument to int.
2361 (cselib_preserve_cfa_base_value): New prototype.
2362 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2363 * dse.c (dse_step1): Likewise.
2364 * cfgcleanup.c (thread_jump): Likewise.
2365 * sched-deps.c (sched_analyze): Likewise.
2366 * gcse.c (local_cprop_pass): Likewise.
2367 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2368 If FN is non-NULL, call the callback always and whenever it returns
2369 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2370 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2371 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2372 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2373 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2374 * var-tracking.c: Include recog.h.
2375 (bb_stack_adjust_offset): Remove.
2376 (vt_stack_adjustments): Don't call it, instead just gather the
2377 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2378 (adjust_stack_reference): Remove.
2379 (compute_cfa_pointer): New function.
2380 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2381 (struct adjust_mem_data): New type.
2382 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2384 (get_address_mode): New function.
2385 (replace_expr_with_values): Use it.
2386 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2387 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2388 (adjust_sets): Remove.
2389 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2390 Use get_address_mode.
2391 (get_adjusted_src): Remove.
2392 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2393 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2394 (add_with_sets): Don't call adjust_sets.
2395 (fp_setter, vt_init_cfa_base): New functions.
2396 (vt_initialize): Change return type to bool. Move most of pool etc.
2397 initialization to the beginning of the function from end. Pass
2398 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2399 If !frame_pointer_needed, call vt_stack_adjustment before mos
2400 vector is filled, call vt_init_cfa_base if argp/framep has been
2401 eliminated to sp. If frame_pointer_needed and argp/framep has
2402 been eliminated to hard frame pointer, set
2403 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2404 encountering fp setter in the prologue. For MO_ADJUST, call
2405 log_op_type before pusing the op into mos vector, not afterwards.
2406 Call adjust_insn before cselib_process_insn/add_with_sets,
2407 call cancel_changes (0) afterwards.
2408 (variable_tracking_main_1): Adjust for vt_initialize calling
2409 vt_stack_adjustments and returning whether it succeeded or not.
2411 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2413 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2416 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2418 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2420 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2421 drap_reg has not been set.
2423 2010-03-15 Michael Matz <matz@suse.de>
2426 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2427 use it to expand block copies.
2428 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2429 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2430 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2432 2010-03-15 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/43367
2435 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2438 2010-03-15 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/43317
2441 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2443 2010-03-15 Martin Jambor <mjambor@suse.cz>
2445 PR tree-optimization/43141
2446 * tree-sra.c (create_abstract_origin): New function.
2447 (modify_function): Call create_abstract_origin.
2449 2010-03-15 Chris Demetriou <cgd@google.com>
2451 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2454 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2457 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2458 call insert_out_of_ssa_copy for default definitions.
2460 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2462 * graphite-clast-to-gimple.c (my_long_long): Defined.
2463 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2464 * graphite-sese-to-poly.c (my_long_long): Defined.
2465 (scop_ivs_can_be_represented): Use it.
2467 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2469 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2470 graphite-max-bbs-per-function, and loop-block-tile-size.
2471 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2473 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2475 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2477 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2478 forward declaration.
2479 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2480 (add_upper_bounds_from_estimated_nit): New.
2481 (build_loop_iteration_domains): Use it.
2483 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2485 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2487 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2490 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2491 should be an INTEGER_CST. Also handle CASE_CONVERT.
2493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2495 * graphite.c (graphite_initialize): To bound the number of bbs per
2496 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2497 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2498 * doc/invoke.texi: Document it.
2500 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2502 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2503 * graphite-sese-to-poly.h (build_poly_scop): Same.
2505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2507 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2508 the number of parameters in the scop. Use as an upper bound
2509 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2510 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2511 * doc/invoke.texi: Document it.
2513 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2515 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2516 * doc/c-tree.texi: Remove.
2517 * doc/generic.texi: Merge c-tree.texi here.
2518 * doc/gccint.texi (Trees): Remove menu entry.
2519 (c-tree.texi): Remove @include.
2520 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2521 * doc/languages.texi (Reading RTL): Ditto.
2523 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2526 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2528 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2531 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2532 code added to work around reload clobbering CONST insns.
2534 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2536 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2537 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2538 (cselib_preserve_only_values): Remove retain argument, don't
2539 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2540 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2541 * var-tracking.c (micro_operation): Move insn field before union.
2542 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2543 (struct variable_tracking_info_def): Remove n_mos field, change
2544 mos into a vector of micro_operations.
2545 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2546 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2547 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2548 changing into a vector.
2549 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2550 come before all other uops generated by add_stores.
2551 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2553 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2554 a vector. Run just one pass over the bbs instead of separate counting
2555 and computation phase.
2556 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2559 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2560 into *nonlocalized_list vector.
2561 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2562 even if origin is non-NULL.
2563 (gen_variable_die): Likewise.
2564 (process_scope_var): Don't change origin.
2565 (gen_decl_die): Likewise.
2566 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2567 before adding new edges instead of after it, fix moving over
2570 2010-03-11 David S. Miller <davem@davemloft.net>
2572 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2574 * configure: Rebuild.
2576 2010-03-11 Martin Jambor <mjambor@suse.cz>
2578 PR tree-optimization/43257
2579 * tree.c (assign_assembler_name_if_neeeded): New function.
2580 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2582 * tree.h (assign_assembler_name_if_neeeded): Declare.
2583 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2584 the function if needed.
2586 2010-03-11 Chris Demetriou <cgd@google.com>
2588 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2589 include/stdint-gcc.h, and include/stdint.h world-readable.
2591 2010-03-11 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/43255
2594 * tree-vrp.c (process_assert_insertions_for): Do not insert
2595 asserts for trivial conditions.
2597 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2599 PR tree-optimization/43280
2600 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2601 generation. Move calculation of size out of the if branch.
2602 (find_bswap): Modify compare number generation.
2604 2010-03-11 Richard Guenther <rguenther@suse.de>
2607 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2608 (input_gimple_stmt): Fixup handled component types during
2609 operand read. Also fix up decls in ADDR_EXPRs.
2611 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2613 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2614 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2616 2010-03-10 Jan Hubicka <jh@suse.cz>
2619 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2620 * varasm.c (get_variable_section): Don't do that here...
2621 (make_decl_rtl): ... and here.
2622 (do_assemble_alias): Produce decl RTL.
2623 (assemble_alias): Likewise.
2625 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2628 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2629 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2631 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2632 (based_loc_descr): Only express drap or vdrap regno based expressions
2633 using DW_OP_fbreg when not optimizing.
2634 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2635 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2636 REG_CFA_SET_VDRAP note.
2638 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2640 PR tree-optimization/43236
2641 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2642 error in calculation of base address in reverse iteration case.
2643 (generate_builtin): Take number of latch executions if the statement
2646 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2649 * tree-eh.c: Include pointer-set.h.
2650 (lower_eh_dispatch): Filter out duplicate case labels and
2651 remove the unneeded edge when the label is unused. Return
2652 true when some edges are removed.
2653 (execute_lower_eh_dispatch): When any lowering resulted in
2654 removing an edge, also delete unreachable blocks.
2656 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2659 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2660 UNSPEC_MACHOPIC_OFFSET.
2662 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2665 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2666 (m68k_delegitimize_address): New function.
2668 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2671 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2674 * var-tracking.c (adjust_sets): New function.
2675 (count_with_sets, add_with_sets): Use it.
2676 (get_adjusted_src): New inline function.
2677 (add_stores): Use it.
2680 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2681 call cselib_dummy_expand_value_rtx_cb instead of
2682 cselib_expand_value_rtx_cb.
2685 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2686 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2687 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2688 and .cfi_endproc around the pic thunks.
2689 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2690 all queued unwind info register saves are saved before the call.
2691 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2692 considered as sp-=4 for unwind info and the pop as sp+=4 which
2693 also clobbers dest, but doesn't actually restore it.
2696 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2697 RTX_FRAME_RELATED_P.
2699 2010-03-09 Jie Zhang <jie@codesourcery.com>
2701 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2702 whitespaces in output template.
2704 2010-03-09 Jie Zhang <jie@codesourcery.com>
2706 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2709 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2711 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2712 builtins.exp in a separate job.
2714 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2716 * graphite-sese-to-poly.c (add_param_constraints): Use
2717 lower_bound_in_type and upper_bound_in_type.
2719 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2721 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2722 instead of unsigned_type_node.
2724 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2725 Reza Yazdani <reza.yazdani@amd.com>
2728 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2729 on pointer type parameters.
2731 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2735 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2736 handle conversions from pointer to integers.
2737 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2738 induction variable, to be able to work with code generated by CLooG.
2739 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2740 (build_poly_scop): Bail out if we cannot codegen a loop.
2742 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2744 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2745 code generation with gloog_error.
2747 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2749 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2750 Call fold_convert on all the returned values.
2751 (expand_scalar_variables_expr): Pass to
2752 expand_scalar_variables_ssa_name the type of the resulting expression.
2754 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2756 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2757 ppl_min_for_le_pointset.
2758 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2759 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2761 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2763 * graphite-dependences.c (map_into_dep_poly): Removed.
2764 (dependence_polyhedron_1): Use combine_context_id_scat.
2766 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2768 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2769 (struct poly_bb): Same.
2770 (combine_context_id_scat): New.
2772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2775 * sese.c (name_defined_in_loop_p): Return false for default
2778 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2780 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2781 and clean up the logic.
2783 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2785 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2788 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2790 * var-tracking.c (remove_cselib_value_chains): Define only for
2792 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2793 delete_slot_part, emit_notes_for_differences_1): Don't call
2794 remove_cselib_value_chains here.
2795 (set_slot_part, emit_notes_for_differences_2): Don't call
2796 add_cselib_value_chains here.
2797 (preserved_values): New vector.
2798 (preserve_value): New function.
2799 (add_uses, add_stores, vt_add_function_parameters): Use it
2800 instead of cselib_preserve_value.
2801 (changed_values_stack): New vector.
2802 (check_changed_vars_0): New function.
2803 (check_changed_vars_1, check_changed_vars_2): Use it.
2804 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2805 changed_values_stack VALUEs.
2806 (vt_emit_notes): For all preserved_values call
2807 add_cselib_value_chains. If ENABLE_CHECKING call
2808 remove_cselib_value_chains before verifying value_chains is empty.
2809 Initialize and free changed_values_stack.
2810 (vt_initialize): Initialize preserved_values.
2811 (vt_finalize): Free preserved_values.
2813 2010-03-08 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/43269
2816 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2819 2010-03-08 Martin Jambor <mjambor@suse.cz>
2821 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2822 (ipa_is_param_called): Removed.
2823 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2824 (ipa_print_node_params): Do not print the called flag.
2825 (ipa_write_node_info): Do not stream the called flag.
2826 (ipa_read_node_info): Likewise.
2828 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2831 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2832 * cselib.c (struct expand_value_data): Add dummy field.
2833 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2835 (cselib_dummy_expand_value_rtx_cb): New function.
2836 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2838 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2839 * var-tracking.c: Include pointer-set.h.
2840 (variable): Change n_var_parts to char from int. Add
2841 cur_loc_changed and in_changed_variables fields.
2842 (variable_canonicalize): Remove.
2843 (shared_var_p): New inline function.
2844 (unshare_variable): Maintain cur_loc_changed and
2845 in_changed_variables fields. If var was in changed_variables,
2846 replace it there with new_var. Just copy cur_loc instead of
2847 resetting it to something else.
2848 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2849 (dataflow_set_union): Don't call variable_canonicalize.
2850 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2851 of their DEBUG_EXPR_TREE_DECLs.
2852 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2853 and in_changed_variables and cur_loc_changed is false.
2854 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2855 and cur_loc_changed. Don't update cur_loc here.
2856 (variable_merge_over_src): Don't call variable_canonicalize.
2857 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2858 removing loc that is equal to cur_loc, clear cur_loc,
2859 set cur_loc_changed and ensure variable_was_changed is called.
2860 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2861 compare pointers in cur_loc check, if it is equal to loc,
2862 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2863 (variable_different_p): Remove compare_current_location argument,
2864 don't compare cur_loc.
2865 (dataflow_set_different_1): Adjust variable_different_p caller.
2866 (variable_was_changed): If dv had some var in changed_variables
2867 already, reset in_changed_variables flag for it and propagate
2868 cur_loc_changed over to the new variable. On empty var
2869 always set cur_loc_changed. Set in_changed_variables on whatever
2870 var is added to changed_variables.
2871 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2872 Use shared_var_p. When removing loc that is equal to cur_loc,
2873 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2874 end, don't set it to something else, just call variable_was_changed.
2875 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2876 loc being removed, clear cur_loc and set cur_loc_changed.
2877 Set cur_loc_changed if all locations have been removed.
2878 (struct expand_loc_callback_data): New type.
2879 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2880 allocated. Always create SUBREGs if simplify_subreg failed.
2881 Prefer to use cur_loc, when that fails and still in
2882 changed_variables (and seen first time) recompute it. Set
2883 cur_loc_changed of variables which had to change cur_loc and
2884 compute elcd->cur_loc_changed if any of the subexpressions used
2885 had to change cur_loc.
2886 (vt_expand_loc): Adjust to pass arguments in
2887 expand_loc_callback_data structure.
2888 (vt_expand_loc_dummy): New function.
2889 (emitted_notes): New variable.
2890 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2891 that weren't used for any other decl in current
2892 emit_notes_for_changes call call vt_expand_loc_dummy to update
2893 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2894 first loc_chain location if NULL before. Always use just
2895 cur_loc instead of first loc_chain location. When cur_loc_changed
2896 is false, when not --enable-checking=rtl just don't emit any note.
2897 When rtl checking, compute the note and assert it is the same
2898 as previous note. Clear cur_loc_changed and in_changed_variables
2899 at the end before removing from changed_variables.
2900 (check_changed_vars_3): New function.
2901 (emit_notes_for_changes): Traverse changed_vars to call
2902 check_changed_vars_3 on each changed var.
2903 (emit_notes_for_differences_1): Clear cur_loc_changed and
2904 in_changed_variables. Recompute cur_loc of new_var.
2905 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2906 (vt_emit_notes): Initialize and destroy emitted_notes.
2908 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2910 PR rtl-optimization/42220
2911 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2912 Use verify_reg_tracked to determine if we should use OP_OUT rather
2914 (build_def_use): If we see an in-out operand for a register that we
2915 know nothing about, treat is an output if possible, fail the block if
2918 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2921 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2924 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2927 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2928 uses of relevant DEFs that are dead outside the loop too.
2930 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2932 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2934 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2936 * var-tracking.c (values_to_unmark): New variable.
2937 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2938 values_to_unmark vector. Moved body to...
2939 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2940 instead queue it into values_to_unmark vector.
2941 (vt_find_locations): Free values_to_unmark vector.
2943 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2945 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2946 (site.exp): Export them when plugins are enabled.
2948 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2951 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2953 (chrec_fold_multiply): Same.
2955 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2958 * c-decl.c (build_compound_literal): Return early if init is
2961 2010-03-04 Martin Jambor <mjambor@suse.cz>
2963 PR tree-optimization/43164
2964 PR tree-optimization/43191
2965 * tree-sra.c (type_consists_of_records_p): Reject records with
2966 zero-size bit-fields at the end.
2968 2010-03-04 Mike Stump <mikestump@comcast.net>
2970 * Makefile.in (TAGS): Remove *.y.
2972 2010-03-04 Richard Guenther <rguenther@suse.de>
2974 PR tree-optimization/40761
2975 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2977 (my_rev_post_order_compute): New function.
2978 (init_pre): Call it.
2980 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2983 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2984 decrease the cost of an IV candidate when the cost is infinite.
2986 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2988 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2989 Use '3DNow!' for the extension of that name, ensure normal space
2991 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2993 2010-03-03 Jeff Law <law@redhat.com>
2995 * PR middle-end/32693
2996 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2997 than gen_rtx_SUBREG.
2998 (extract_bit_field_1): Likewise.
3000 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3002 * doc/sourcebuild.texi (Test directives): Document that arguments
3003 include-opts and exclude-opts are now optional for dg-skip-if,
3004 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3006 2010-03-03 Jason Merrill <jason@redhat.com>
3009 * cgraph.h (varpool_node): Add extra_name field.
3010 * varpool.c (varpool_extra_name_alias): New.
3011 (varpool_assemble_decl): Emit extra name aliases.
3012 (varpool_mark_needed_node): Look past an extra name alias.
3013 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3014 * lto-streamer-in.c (lto_input_tree): Read it.
3015 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3017 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3019 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3020 (sparc*-*-solaris2*): ...this.
3022 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3025 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3026 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3027 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3028 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3031 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3032 fallthrough to default handling, just with want_address 0 instead of 2.
3033 For single element lists, add_AT_loc directly, otherwise create an
3034 artificial variable DIE and stick location list to it.
3037 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3038 (VAL_EXPR_HAS_REVERSE): Define.
3039 (reverse_op): New function.
3040 (add_stores): For reversible operations add an extra MO_VAL_USE.
3042 2010-03-02 Jason Merrill <jason@redhat.com>
3044 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3046 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3048 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3049 (sparc64-*-linux*): Likewise.
3050 (sparc64-*-solaris2*): Include assembler files before linker ones.
3051 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3052 * config/sparc/gas.h: Delete.
3053 * config/sparc/sol2-64.h: Add copyright notice.
3054 * config/sparc/sol2-gas-bi.h: Likewise.
3055 * config/sparc/sol2-gld.h: Likewise.
3056 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3057 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3058 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3059 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3060 (sparc_elf_asm_named_section): Rename into...
3061 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3063 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3065 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3067 2010-03-02 Jeff Law <law@redhat.com>
3070 * reload1.c (rtx_p, substitute_stack): Declare.
3071 (substitute): Record addresses of changed rtxs.
3072 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3073 Restore the original rtx when complete.
3074 (reload): Free subsitute_stack when complete.
3076 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3078 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3079 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3081 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3082 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3083 Torture Tests): Change from subsection to section.
3085 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3086 Steven Bosscher <steven@gcc.gnu.org>
3088 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3091 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3094 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3095 the assignment from the new induction variable to the assignment
3096 of the value from the original loop PHI function.
3098 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3099 Daniel Jacobowitz <dan@codesourcery.com>
3101 * doc/sourcebuild.texi (Test directives): Clarify options to
3104 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3106 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3107 Disable cfi directives unless GCC and gas agree on using read-only
3108 .eh_frame sections for 64-bit.
3109 * configure: Regenerate.
3111 2010-03-01 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/43220
3114 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3115 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3117 2010-03-01 Richard Guenther <rguenther@suse.de>
3118 Martin Jambor <mjambor@suse.cz>
3121 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3122 gimplified parameters.
3124 2010-03-01 Christian Bruel <christian.bruel@st.com>
3126 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3128 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3130 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3132 2010-03-01 Richard Guenther <rguenther@suse.de>
3135 * expr.c (expand_assignment): Use the alias-oracle to tell
3136 if the rhs aliases the result decl.
3138 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3141 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3142 to sol_gt_pch_get_address.
3143 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3144 64-bit, SPARC and x86.
3145 (sol_gt_pch_get_address): New function.
3147 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3149 * toplev.h (inform_n, error_n): Declare.
3150 * diagnostic.c (inform_n, error_n): New function.
3152 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3154 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3155 has no rtl yet when processing local_decls, queue it and recheck
3156 if deferred stack allocation hasn't assigned it rtl.
3158 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3160 * config/sh/sh.c (unspec_bbr_uid): New.
3161 (gen_block_redirect): Use it instead of INSN_UID.
3162 (gen_far_branch): Likewise.
3164 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3166 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3167 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3169 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3171 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3172 (Warning Options): -Wno-conversion-null is valid for
3173 Objective-C++ as well.
3174 * doc/tm.texi (Named Address Spaces): Likewise.
3175 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3176 * doc/tree-ssa.texi (Tree SSA): Likewise.
3178 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3181 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3182 by default. Don't set the default arch for
3183 i[34567]86-*-darwin*|x86_64-*-darwin*.
3185 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3188 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3189 default. Set the default 32bit/64bit archs with $with_arch
3190 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3192 2010-02-27 Richard Guenther <rguenther@suse.de>
3194 PR tree-optimization/43186
3195 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3196 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3197 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3198 unroller iterations.
3200 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3202 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3203 required and i[34567]86-*-* targets don't support 64bit ISA.
3205 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3208 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3211 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3213 * config.gcc: Set the default arch at least to Prescott for
3214 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3215 if SSE math is enabled.
3217 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3219 * diagnostic.c (diagnostic_initialize): Update.
3220 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3222 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3223 (diagnostic_inhibit_notes): New.
3224 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3226 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3229 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3230 * doc/standards.texi: Likewise.
3231 * doc/extend.texi: Likewise.
3232 * doc/trouble.texi: Likewise.
3233 * doc/cppopts.texi: Likewise.
3234 * doc/install.texi: Likewise.
3235 * c.opt (std=c90,std=gnu90): New options.
3236 * c-opts.c (c_common_handle_option): Handle them.
3238 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3241 * c-decl.c (undeclared_variable): Use an informative note.
3243 2010-02-26 Richard Guenther <rguenther@suse.de>
3245 PR tree-optimization/43186
3246 * gimple.h (gimple_fold): Remove.
3247 * gimple.c (gimple_fold): Remove. Inline into single user ...
3248 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3249 Try harder for conditions.
3251 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3254 * function.c (used_types_insert): Don't skip through named pointer
3255 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3256 and it is different from the main variant's type.
3258 2010-02-26 Nick Clifton <nickc@redhat.com>
3260 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3262 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3264 * config.gcc: Support --with-fpmath=sse for x86.
3266 * config/i386/ssemath.h: New.
3268 * doc/install.texi (--with-fpmath=sse): Documented.
3270 2010-02-26 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/43188
3273 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3274 vector types of over-aligned element type.
3276 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3280 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3282 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3284 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3286 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3288 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3289 * var-tracking.c: Include diagnostic.h.
3290 (debug_dv): New function.
3291 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3294 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3295 (add_value_chain, add_value_chains, remove_value_chain,
3296 remove_value_chains): Handle DEBUG_EXPRs.
3297 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3300 * regcprop.c (struct queued_debug_insn_change): New type.
3301 (struct value_data_entry): Add debug_insn_changes field.
3302 (struct value_data): Add n_debug_insn_changes field.
3303 (debug_insn_changes_pool): New variable.
3304 (free_debug_insn_changes, apply_debug_insn_changes,
3305 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3306 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3307 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3309 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3311 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3312 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3313 changes, call cprop_find_used_regs via note_stores.
3314 (copyprop_hardreg_forward): When copying vd from predecessor
3315 which has any queued DEBUG_INSN changes, make sure the pointers are
3316 cleared. At the end call df_analyze and then if there are any
3317 DEBUG_INSN changes queued at the end of some basic block for still
3318 live registers, apply them.
3319 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3321 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3323 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3326 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3328 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3329 targets. Set the default with_cpu/with_arch from arch/cpu.
3330 Allow x86-64 and native for with_cpu/with_arch.
3332 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3334 * ebitmap.c: Change calls to verify_popcount with calls to
3335 sbitmap_verify_popcount.
3336 (ebitmap_clear_bit): Fixed map->cacheindex test and
3337 map>cache update when bit clearing results in an empty
3340 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3343 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3344 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3345 and support both V2DF and V2DI modes.
3346 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3347 support both V2DF and V2DI modes.
3348 (general): Delete trailing whitespace from a few patterns.
3350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3351 V2DF/V2DI interleave high/low builtins.
3353 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3356 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3357 interleave high/low functions.
3359 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3361 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3362 #pragma extern_prefix.
3364 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3367 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3368 BLKmode, assert op0 is a MEM and just adjust its mode.
3371 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3372 if bitpos isn't multiple of mode's bitsize.
3374 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3376 * c.opt (-ftemplate-depth=): New.
3377 (-ftemplate-depth-): Deprecate.
3378 * optc-gen.awk: Handle -ftemplate-depth=.
3379 * opth-gen.awk: Likewise.
3380 * c-opts.c (c_common_handle_option): Likewise.
3381 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3383 2010-02-24 Jason Merrill <jason@redhat.com>
3385 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3387 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3389 * cfg.c (alloc_aux_for_block): Remove inline.
3390 (alloc_aux_for_edge): Likewise.
3392 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3394 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3396 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3398 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3399 * config/i386/sol2-gas.h: New file.
3400 * config.gcc (i[34567]86-*-solaris2*): Use it.
3402 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3405 * c-typeck.c (ep_convert_and_check): New.
3406 (build_conditional_expr): Use it.
3407 (build_binary_op): Likewise.
3409 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3411 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3414 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3415 bounds even for -O+.
3416 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3417 expr needs to have DECL_NAME set.
3419 2010-02-24 Nick Clifton <nickc@redhat.com>
3421 * config/mep/mep.c: Include gimple.h.
3422 (mep_function_uses_sp): Delete unused function.
3423 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3424 parameters. Use unsigned integers to count args. Return a
3425 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3427 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3430 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3431 greater or equal to nelt instead of 2 * nelt.
3432 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3435 2010-02-23 Jason Merrill <jason@redhat.com>
3438 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3439 in cfun->local_decls even if they have register types.
3442 * stor-layout.c (place_field): Don't warn about unnecessary
3443 DECL_PACKED if the type is packed.
3445 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3448 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3449 GOTOFF relocs, even when the base reg isn't pic pointer.
3451 2010-02-23 Michael Matz <matz@suse.de>
3454 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3455 (expand_gimple_basic_block): Generate and use debug temps if there
3456 are debug uses left after the last real use of TERed ssa names.
3457 Unlink debug immediate uses when they are expanded.
3459 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3462 * config/i386/i386.c (override_options): Reorganise to provide
3463 better error messages.
3465 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3468 * graphite-scop-detection.c (create_single_exit_edge): Move
3469 the call to find_single_exit_edge to....
3470 (create_sese_edges): ...here. Don't handle multiple edges
3471 exiting the function.
3472 (build_graphite_scops): Don't handle multiple edges
3473 exiting the function.
3475 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3478 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3479 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3481 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3484 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3486 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3489 * c-typeck.c (convert_arguments): Print declaration location.
3490 * c-common.c (validate_nargs): Rename as
3491 builtin_function_validate_nargs.
3492 (check_builtin_function_arguments): Update.
3494 2010-02-22 Richard Guenther <rguenther@suse.de>
3497 * tree-inline.c (declare_return_variable): Use the type of
3498 the call stmt lhs if available.
3500 2010-02-22 Duncan Sands <baldrick@free.fr>
3502 * passes.c (register_pass): Always consider all pass lists when
3503 ref_pass_instance_number is zero.
3505 2010-02-22 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/42749
3508 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3509 parameter. Do arithmetic in the original type.
3510 (update_accumulator_with_ops): Likewise.
3511 (adjust_accumulator_values): Adjust.
3513 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3515 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3516 (QI to BLKmode splitter): New splitter.
3518 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3520 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3521 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3523 2010-02-22 Richard Guenther <rguenther@suse.de>
3525 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3527 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3529 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3530 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3531 ($(T)crti.o, $(T)crtn.o): Remove rules.
3533 2010-02-21 Tobias Burnus <burnus@net-b.de>
3536 * doc/invoke.texi (-fassociative-math): Document that this
3537 option is automatically enabled for Fortran.
3539 2010-02-20 David S. Miller <davem@davemloft.net>
3541 * configure.ac: Test if linker and assembler properly support
3542 GOTDATA_OP relocations.
3543 * configure: Rebuild.
3544 * config.in: Likewise.
3545 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3546 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3547 (movsi_high_pic): Likewise.
3548 (movdi_lo_sum_pic): Likewise.
3549 (movdi_high_pic): Likewise.
3550 (movsi_pic_gotdata_op): New pattern.
3551 (movdi_pic_gotdata_op): Likewise.
3552 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3553 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3555 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3558 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3559 attribute to ssemul.
3560 (xop_mulv2div2di3_high): Ditto.
3562 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3565 * c.opt (Wconversion-null): New option.
3566 * doc/invoke.texi (Wconversion-null): Document.
3568 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3570 * common.opt (Wlarger-than-): Add Undocumented.
3572 2010-02-19 Mike Stump <mikestump@comcast.net>
3574 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3576 2010-02-19 Jason Merrill <jason@redhat.com>
3579 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3580 * configure: Likewise.
3582 2010-02-20 Alan Modra <amodra@gmail.com>
3585 * cgraph.h (cgraph_make_decl_local): Declare.
3586 * cgraph.c (cgraph_make_decl_local): New function.
3587 (cgraph_make_node_local): Use it.
3588 * cgraphunit.c (cgraph_function_versioning): Likewise.
3589 * ipa.c (function_and_variable_visibility): Likewise.
3591 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3594 * except.c (sjlj_emit_function_enter): Don't call
3595 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3597 * rtl.h (add_reg_br_prob_note): Remove prototype.
3599 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3602 * c-common.c (conversion_warning): Remove widening conversions
3603 before checking the conversion of integers to reals.
3605 2010-02-19 Mike Stump <mikestump@comcast.net>
3608 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3611 * cgraphunit.c (process_function_and_variable_attributes): Check
3612 DECL_PRESERVE_P instead of looking up attribute "used".
3613 * ipa-pure-const.c (check_decl): Likewise.
3614 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3615 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3616 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3617 instead of attribute "used".
3618 * config/sol2-c.c (solaris_pragma_init): Likewise.
3619 (solaris_pragma_fini): Likewise.
3621 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3623 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3624 Use XCNEW instead of xcalloc.
3625 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3626 XNEW instead of xmalloc.
3627 (get_fields): Use XNEWVEC instead of xmalloc.
3630 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3631 populate vars array.
3632 (create_new_general_access): For debug stmts just reset value.
3633 (get_stmt_accesses): For accesses within debug stmts just record them
3634 using add_access_to_acc_sites instead of preventing the peeling or
3635 counting them as accesses.
3638 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3640 2010-02-19 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/42916
3643 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3646 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3648 * configure.ac: Replace all uses of changequote in macro arguments
3649 with proper quoting.
3651 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3654 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3656 2010-02-19 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/42944
3659 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3660 test for aliasing with errno.
3662 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3665 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3666 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3667 * dojump.c: Include output.h.
3668 (inv): New inline function.
3669 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3670 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3671 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3672 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3673 argument, pass it down to other calls.
3674 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3675 add REG_BR_PROB note to the conditional jump.
3676 * cfgexpand.c (add_reg_br_prob_note): Removed.
3677 (expand_gimple_cond): Don't call it, add the probability
3678 as last argument to jumpif_1/jumpifnot_1.
3679 * Makefile.in (dojump.o): Depend on output.h.
3680 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3682 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3683 * stmt.c (do_jump_if_equal): Likewise.
3684 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3685 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3686 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3688 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3689 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3690 jumpifnot_1 callers.
3691 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3693 (store_expr): Adjust jumpifnot caller.
3694 (store_constructor): Adjust jumpif caller.
3697 * gimplify.c (gimple_boolify): For __builtin_expect call
3698 gimple_boolify also on its first argument.
3700 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3702 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3704 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3705 * configure: Regenerated.
3707 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3709 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3710 lang_hooks.types_compatible_p instead of comptypes.
3712 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3714 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3715 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3716 if __prefer_thumb__ is defined.
3718 2010-02-18 Martin Jambor <mjambor@suse.cz>
3720 PR tree-optimization/43066
3721 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3722 array with zero-sized element type.
3724 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3726 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3727 rtx, allocate struct var_loc_node here and return it to the
3728 caller, and only if it is actually needed.
3729 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3730 move it earlier and return immediately if it returns NULL.
3732 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3734 * config/sparc/gas.h: New file. Restore
3735 TARGET_ASM_NAMED_SECTION to its ELF default.
3736 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3738 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3739 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3740 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3741 after sparc/sysv4.h.
3743 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3745 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3747 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3749 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3750 patterns from predicated pattern.
3752 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3755 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3756 for insn mnemonic suffix.
3758 2010-02-17 Richard Guenther <rguenther@suse.de>
3760 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3763 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3766 * caller-save.c (save_call_clobbered_regs): If BB ends with
3767 a DEBUG_INSN, move any notes in between last real insn and the last
3768 DEBUG_INSN after the last DEBUG_INSN.
3770 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3772 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3773 Fix return type. Fix argument type. Explain meaning of return value.
3775 2010-02-16 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/41043
3778 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3779 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3781 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3783 2010-02-16 Ira Rosen <irar@il.ibm.com>
3785 PR tree-optimization/43074
3786 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3787 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3788 vectorizable cycles in hybrid SLP check.
3789 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3791 2010-02-16 Richard Guenther <rguenther@suse.de>
3793 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3794 (true_dependence): If memrefs_conflict_p computes must-alias
3795 trust it. Move TBAA check after offset-based disambiguation.
3796 (canon_true_dependence): Likewise.
3798 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3800 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3801 * doc/invoke.texi: Document it.
3802 * var-tracking.c: Include toplev.h and params.h.
3803 (vt_find_locations): Return bool indicating success. Compute
3804 hash sizes unconditionally. Check new parameter, report.
3805 (variable_tracking_main_1): Check vt_find_locations results and
3806 retry. Renamed from...
3807 (variable_tracking_main): ... this. New wrapper to preserve
3808 flag_var_tracking_assignments.
3809 * Makefile.in (var-tracking.o): Adjust dependencies.
3811 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3812 Jakub Jelinek <jakub@redhat.com>
3815 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3816 if weak_import attribute is present.
3817 * config/darwin.c (machopic_select_section): Likewise.
3819 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3821 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3822 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3823 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3824 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3828 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3831 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3832 Rewrite text to refer to the names.
3834 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3836 * config/i386/i386-builtin-types.def
3837 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3838 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3839 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3840 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3841 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3842 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3843 IX86_BUILTIN_VPERMIL2PS256.
3844 (MULTI_ARG_4_DF2_DI_I): Defined.
3845 (MULTI_ARG_4_DF2_DI_I1): Defined.
3846 (MULTI_ARG_4_SF2_SI_I): Defined.
3847 (MULTI_ARG_4_SF2_SI_I1): Defined.
3848 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3849 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3850 __builtin_ia32_vpermil2ps256.
3851 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3852 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3853 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3854 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3855 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3856 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3857 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3858 CODE_FOR_xop_vpermil2v8sf3.
3859 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3860 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3861 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3862 (_mm256_permute2_pd): New.
3863 (_mm_permute2_ps): New.
3864 (_mm256_permute2_ps): New.
3866 2010-02-15 Nick Clifton <nickc@redhat.com>
3868 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3869 boolean parameters. Use emit_jump_insn when emitting a pop
3870 instruction containing a return insn.
3871 (push): Use 'true' rather than '1' as second parameter to F.
3872 (h8300_expand_prologue): Likewise.
3873 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3874 (h8300_expand_epilogue): Likewise.
3876 2010-02-15 Richard Guenther <rguenther@suse.de>
3879 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3882 2010-02-15 Nick Clifton <nickc@redhat.com>
3884 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3887 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3889 * intl.c (fake_ngettext): New function.
3890 * intl.h (fake_ngettext): Declare.
3891 (ngettext): Define macro.
3892 * collect2.c (notice_translated): New function.
3893 (main): Use notice_translated and ngettext.
3894 * collect2.h (notice_translated): Declare.
3896 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3898 * reorg.c (delete_computation): Comment fixes.
3899 * caller-save.c (setup_save_areas): Idem.
3900 * sel-sched-dump.c (dump_lv_set): Idem.
3903 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3905 * config/s390/s390.c (s390_sched_init): New function.
3906 (TARGET_SCHED_INIT): Target hook defined.
3908 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3909 Jack Howarth <howarth@bromo.med.uc.edu>
3910 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3913 Partial revert of unintended change in fix for PR41605.
3914 * config/darwin.h: Fix typo.
3915 * config/darwin9.h: Same.
3917 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3919 * c-pch.c (pch_init): Clear v.
3921 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3924 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3925 graphite_can_represent_init for MULT_EXPR.
3927 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3931 * graphite-sese-to-poly.c (remove_phi): New.
3932 (translate_scalar_reduction_to_array): Call remove_phi.
3934 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3937 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3938 * graphite-clast-to-gimple.h (gloog): Update declaration.
3939 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3940 * graphite-poly.h (struct poly_bb): Add missing comments.
3941 (struct scop): Add poly_scop_p field.
3943 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3944 * graphite.c (graphite_transform_loops): Build the polyhedral
3945 representation for each scop before code generation.
3946 * sese.c (rename_variables_in_operand): Removed.
3947 (rename_variables_in_expr): Return the renamed expression.
3948 (rename_sese_parameters): New.
3949 * sese.h (rename_sese_parameters): Declared.
3951 2010-02-11 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/42998
3954 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3955 POINTER_PLUS_EXPR properly.
3957 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3958 Changpeng Fang <changpeng.fang@amd.com>
3961 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3962 the cost of an IV candidate when the IV is used in a test against zero.
3964 * gcc.dg/tree-ssa/ivopts-3.c: New.
3966 2010-02-11 Richard Guenther <rguenther@suse.de>
3969 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3970 pointer-vs-decl case by swapping refs. Handle some cases
3971 of pointer-vs-decl disambiguations more conservatively.
3972 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3973 to false after expanding.
3975 2010-02-11 Richard Guenther <rguenther@suse.de>
3978 * gcc.c (process_command): Handle LTO file@offset case more
3981 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3983 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3984 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3986 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3988 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3989 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3990 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3991 Optimize eq/ne comparisons when both arguments are known to be
3993 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3994 Don't mask operands unnecessarily if they are known to be already
3997 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3999 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4002 2010-02-10 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/43017
4005 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4006 for wrapping signed arithmetic.
4008 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4011 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4012 if no debug info should be emitted for it.
4014 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4016 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4017 note when flag_exceptions is set.
4019 2010-02-10 Duncan Sands <baldrick@free.fr>
4021 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4023 2010-02-10 Richard Guenther <rguenther@suse.de>
4026 * tree.c (get_unwidened): Handle constants.
4027 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4029 2010-02-10 Martin Jambor <mjambor@suse.cz>
4032 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4033 check for variable argument counts independently.
4035 2010-02-10 Christian Bruel <christian.bruel@st.com>
4038 * config/sh/sh.c (find_barrier): Increase length for non delayed
4039 conditional branches.
4041 2010-02-10 Christian Bruel <christian.bruel@st.com>
4043 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4045 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4047 * builtins.c (set_builtin_user_assembler_name): Also handle
4048 ffs if int is smaller than word.
4050 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4053 * ira-conflicts.c (get_dup): Remove.
4054 (process_reg_shuffles): Add new parameter. Use it as an
4055 additional guard for copy generation.
4056 (add_insn_allocno_copies): Rewrite.
4058 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4060 * common.opt (fsched2-use-traces): Preserved for backward
4062 * doc/invoke.texi: Remove the documentation about option
4063 -fsched2-use-traces.
4064 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4065 flag_sched2_use_traces.
4066 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4067 the backward compatibility flag section.
4069 2010-02-09 Richard Guenther <rguenther@suse.de>
4071 PR tree-optimization/43008
4072 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4073 make HEAP variables initialized from global memory if they
4074 are not known builtin functions.
4075 (find_func_aliases): Adjust.
4077 2010-02-09 Richard Guenther <rguenther@suse.de>
4079 PR tree-optimization/43000
4080 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4081 arithmetic manually.
4083 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4085 PR tree-optimization/42931
4086 * tree-loop-linear.c (try_interchange_loops): Don't call
4087 double_int_mul if estimated_loop_iterations failed.
4089 2010-02-08 Martin Jambor <mjambor@suse.cz>
4092 * tree-sra.c (build_accesses_from_assign): Do not mark in
4093 should_scalarize_away_bitmap if stmt has volatile ops.
4094 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4097 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4099 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4101 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4103 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4106 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4109 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4111 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4114 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4115 to unknown_dependence.
4116 (graphite_legal_transform_dr): Handle the unknown_dependence.
4117 (graphite_carried_dependence_level_k): Same.
4119 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4121 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4123 2010-02-07 Richard Guenther <rguenther@suse.de>
4126 * expr.c (get_inner_reference): Always initialize *pbitsize.
4128 2010-02-07 Richard Guenther <rguenther@suse.de>
4131 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4132 new ARRAY_REFs on variable size element or minimal index arrays.
4134 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4135 gimple_fold_indirect_ref.
4137 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4140 * arm.c (arm_override_options): Just return if the user has specified
4141 an invalid fpu name.
4143 2010-02-03 Jason Merrill <jason@redhat.com>
4146 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4147 i386_pe_maybe_record_exported_symbol.
4149 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4152 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4153 (pa_delegitimize_address): New function.
4155 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4157 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4158 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4160 2010-02-05 Richard Guenther <rguenther@suse.de>
4163 * lto-streamer-in.c (get_resolution): Deal with references
4164 to undefined functions.
4166 2010-02-05 Richard Guenther <rguenther@suse.de>
4168 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4169 (fold_const_aggregate_ref): Likewise.
4170 (ccp_fold_stmt): Substitute loads.
4171 (maybe_fold_reference): Verify types before substituting.
4173 (fold_gimple_assign): Unshare properly.
4174 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4176 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4178 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4179 for rs6000_gen_cell_microcode.
4181 2010-02-04 Richard Guenther <rguenther@suse.de>
4183 PR rtl-optimization/42952
4184 * dse.c (const_or_frame_p): Remove MEM handling.
4186 2010-02-04 Nick Clifton <nickc@redhat.com>
4188 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4189 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4190 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4191 (mn10300_asm_output_mi_thunk): New function.
4192 (mn10300_can_output_mu_thunk): New function.
4193 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4194 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4195 (FUNCTION_ARG): Delete incorrect comment.
4197 2010-02-03 Jason Merrill <jason@redhat.com>
4200 * fold-const.c (operand_equal_p): Handle erroneous types.
4202 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4204 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4206 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4208 PR rtl-optimization/42941
4209 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4212 2010-02-03 Jason Merrill <jason@redhat.com>
4215 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4217 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4220 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4221 (cselib_reset_table): Renamed from...
4222 (cselib_reset_table_with_next_value): ... this.
4223 (cselib_get_next_uid): Renamed from...
4224 (cselib_get_next_unknown_value): ... this.
4225 * cselib.c (next_uid): Renamed from...
4226 (next_unknown_value): ... this.
4227 (cselib_clear_table): Adjust.
4228 (cselib_reset_table): Adjust. Renamed from...
4229 (cselib_reset_table_with_next_value): ... this.
4230 (cselib_get_next_uid): Adjust. Renamed from...
4231 (cselib_get_next_unknown_value): ... this.
4232 (get_value_hash): Use hash.
4233 (cselib_hash_rtx): Likewise.
4234 (new_cselib_val): Adjust. Set and dump uid.
4235 (cselib_lookup_mem): Pass next_uid as hash.
4236 (cselib_subst_to_values): Likewise.
4237 (cselib_log_lookup): Dump uid.
4238 (cselib_lookup): Pass next_uid as hash. Adjust.
4239 (cselib_process_insn): Adjust.
4240 (cselib_init): Initialize next_uid.
4241 (cselib_finish): Adjust.
4242 (dump_cselib_table): Likewise.
4243 * dse.c (canon_address): Dump value uid.
4244 * print-rtl.c (print_rtx): Print value uid.
4245 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4247 (dv_uid): New function, sort of renamed from...
4248 (dv_htab_hash): ... this, reimplemented in terms of it and...
4249 (dv_uid2hash): ... this. New.
4250 (variable_htab_eq): Drop excess assertions.
4251 (tie_break_pointers): Removed.
4252 (canon_value_cmp): Compare uids.
4253 (variable_post_merge_New_vals): Print uids.
4254 (vt_add_function_parameters): Adjust.
4255 (vt_initialize): Reset table. Adjust.
4257 2010-02-03 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/42944
4260 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4261 (call_may_clobber_ref_p_1): Likewise. Properly handle
4262 malloc and calloc clobbering errno.
4264 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4266 * doc/invoke.texi: Fix name of sched1 dump.
4268 * opts.c (decode_options): Set flag_tree_switch_conversion
4269 only conditionally on optimize >= 2.
4271 * gcse.c: Assorted comment fixes in pass description.
4273 2010-02-03 Anthony Green <green@moxielogic.com>
4275 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4276 nop padding in order to maintain alignment of storage location of
4277 target function address.
4278 (moxie_trampoline_init): Store target function address at newly
4280 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4282 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4284 2010-02-03 Richard Guenther <rguenther@suse.de>
4287 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4289 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4291 * config.gcc: Reenable check for obsolete targets.
4292 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4293 mips-sgi-irix6.[0-4]*.
4295 2010-02-02 Nick Clifton <nickc@redhat.com>
4297 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4298 constant size of 4 as being the same as 0.
4299 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4300 can take values in the range 0..4.
4302 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4305 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4306 as _darwin10_Unwind_FindEnclosingFunction().
4307 * libgcc-libsystem.ver: New.
4309 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4312 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4313 implicitly set registers.
4315 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4317 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4318 (arm_override_options): Allow automatic selection of the thread
4319 pointer register if thumb2.
4320 (legitimize_pic_address): Improve code sequences for Thumb2.
4321 (arm_call_tls_get_addr): Likewise.
4322 (legitimize_tls_address): Likewise.
4323 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4324 (pic_load_addr_32bit): ... this. New named pattern.
4325 * thumb2.md (pic_load_addr_thumb2): Delete.
4326 (pic_load_dot_plus_four): Delete.
4327 (tls_load_dot_plus_four): New named pattern.
4329 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4332 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4333 Document fix for TLS bug.
4335 2010-01-31 Richard Guenther <rguenther@suse.de>
4337 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4338 conservatively correct.
4340 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4344 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4346 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4348 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4350 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4352 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4354 * config.gcc: Adjust order of makefile fragments for mingw targets.
4356 2010-01-31 Richard Guenther <rguenther@suse.de>
4359 * gimplify.c (gimplify_init_constructor): For volatile LHS
4360 initialize a temporary.
4362 2010-01-31 Matthias Klose <doko@ubuntu.com>
4364 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4366 * configure: Regenerate.
4368 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4370 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4371 the same alias set and their sizes different constantness.
4372 (aliasing_component_refs_p): Revert 2009-10-24 change.
4374 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4376 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4379 2010-01-29 Richard Guenther <rguenther@suse.de>
4381 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4382 Assert we successfully updated the call.
4384 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4386 PR rtl-optimization/42889
4387 * df.h (df_set_bb_dirty_nonlr): New prototype.
4388 * df-core.c (df_set_bb_dirty_nonlr): New function.
4389 * df-scan.c (df_insn_rescan): Call it instead of
4390 df_set_bb_dirty for DEBUG_INSNs.
4392 2010-01-29 Richard Guenther <rguenther@suse.de>
4395 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4396 quadratic behavior in most cases.
4398 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4402 in the call to gen_x86_movsicc_0_m1.
4404 2010-01-28 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/42871
4407 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4409 2010-01-28 Richard Guenther <rguenther@suse.de>
4411 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4412 into call arguments.
4414 2010-01-28 Richard Guenther <rguenther@suse.de>
4417 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4418 the forwarder if the destination is an EH landing pad.
4420 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4422 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4423 block list passed to gimple_duplicate_sese_tail.
4424 (parallelize_loops): Avoid parallelization when the function
4426 Avoid parallelization when the preheader is IRREDUCIBLE.
4427 Try to optimize when estimated_loop_iterations_int is unresolved.
4428 Add the loop's location to the dump file.
4429 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4430 (gimple_duplicate_sese_tail): Remove the check for the latch.
4431 Redirect nexits to the exit block.
4432 Remove handling of the incoming edges to the latch.
4433 Redirect the backedge from the copied latch to the exit bb.
4435 2010-01-28 Michael Matz <matz@suse.de>
4438 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4439 Wrap force_reg into a sequence, emit it before user.
4441 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4443 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4445 (arm_legacy_rev): Likewise.
4446 (thumb_legacy_rev): Likewise.
4448 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4450 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4451 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4452 on MEM's address failed, try avoid_constant_pool_reference and
4453 recurse if it returned something different.
4454 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4455 address, try avoid_constant_pool_reference and recurse if it
4456 returned something different.
4457 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4458 address and avoid_constant_pool_reference returned something
4459 different, don't set have_address.
4461 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4464 * var-tracking.c (val_store): Add modified argument, obey it.
4466 (count_uses): Move down logging of main.
4467 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4468 don't need resolution.
4469 (emit_notes_in_bb): Likewise.
4471 2010-01-27 Richard Guenther <rguenther@suse.de>
4474 * tree-inline.c (remap_decl): Delay remapping of SSA name
4475 default definitions until we need them.
4477 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4479 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4480 (rs6000_delegitimize_address): New function.
4482 * config/s390/s390.c (s390_delegitimize_address): Call
4483 delegitimize_mem_from_attrs.
4486 * tree-inline.c (cannot_copy_type_1): Removed.
4487 (copy_forbidden): Don't forbid copying of functions containing
4488 records/unions with variable length fields.
4490 2010-01-27 Christian Bruel <christian.bruel@st.com>
4494 * config/sh/sh.c (find_barrier): Increase length for non delayed
4495 conditional branches.
4497 2010-01-27 Matthias Klose <doko@ubuntu.com>
4499 * configure.ac (gnu-unique-object): Fix ldd version check.
4500 * configure: Regenerate.
4502 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4504 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4506 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4507 Test for HAVE_GNU_AS value.
4509 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4511 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4512 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4513 INT64_TYPE): Define.
4514 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4515 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4516 INT_LEAST64_TYPE): Define.
4517 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4518 UINT_LEAST64_TYPE): Define.
4519 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4520 INT_FAST64_TYPE): Define.
4521 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4522 UINT_FAST64_TYPE): Define.
4523 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4524 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4525 (SIG_ATOMIC_TYPE): Define.
4527 2010-01-26 Richard Guenther <rguenther@suse.de>
4529 * df-scan.c (df_scan_set_bb_info): Remove assert.
4530 (df_insn_rescan_debug_internal): Merge asserts.
4531 (df_install_ref): Likewise.
4532 (df_mark_reg): Use bitmap_set_range.
4533 (df_hard_reg_used_p): Remove assert.
4534 (df_hard_reg_used_count): Likewise.
4536 2010-01-26 Richard Guenther <rguenther@suse.de>
4538 PR rtl-optimization/42685
4539 * web.c (web_main): Ignore DEBUG_INSNs.
4541 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4543 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4545 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4546 Fix types of fndecl and arglist parameters.
4548 2010-01-26 Richard Guenther <rguenther@suse.de>
4551 * tree-eh.c (unsplit_eh): Skip debug insns.
4553 2010-01-26 Richard Guenther <rguenther@suse.de>
4555 PR tree-optimization/42250
4556 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4558 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4561 * omp-low.c (expand_omp_sections): Only use single_pred if
4562 l2_bb is single_pred_p.
4564 2010-01-25 Christian Bruel <christian.bruel@st.com>
4567 * config/sh/sh.c (find_barrier): Increase length for non delayed
4568 conditional branches.
4569 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4571 2010-01-24 David S. Miller <davem@davemloft.net>
4573 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4574 define if not using GAS.
4575 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4576 Likewise. Delete SECTION_MERGE code, which is only applicable
4579 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4582 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4583 mangling of va_list in system headers.
4585 2010-01-23 Toon Moene <toon@moene.org>
4587 * tree-predcom.c (combine_chains): Return NULL, not false.
4589 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4591 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4592 initialization of variable res to agree with return type.
4594 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4596 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4597 * tree-sra.c: Add include of expr.h.
4599 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4601 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4602 insert the debug stmt on the single non-EH edge from the stmt.
4604 2010-01-22 Richard Henderson <rth@redhat.com>
4607 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4608 the RHS until after generate_subtree_copies has insertted its
4609 code before the current statement.
4611 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4613 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4615 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4617 2010-01-21 Martin Jambor <mjambor@suse.cz>
4619 PR tree-optimization/42585
4620 * tree-sra.c (struct access): New field grp_total_scalarization.
4621 (dump_access): Dump the new field.
4622 (should_scalarize_away_bitmap): New variable.
4623 (cannot_scalarize_away_bitmap): Likewise.
4624 (sra_initialize): Allocate new bitmaps.
4625 (sra_deinitialize): Free new bitmaps.
4626 (create_access_1): New function.
4627 (create_access): Parts moved to create_access_1.
4628 (type_consists_of_records_p): New function.
4629 (completely_scalarize_record): Likewise.
4630 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4631 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4632 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4634 (analyze_all_variable_accesses): Completely scalarize small eligible
4637 2010-01-21 Martin Jambor <mjambor@suse.cz>
4639 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4641 2010-01-21 Andrew Haley <aph@redhat.com>
4643 * gcc.c (process_command): Move lang_specific_driver before
4644 setting cc_libexec_prefix.
4646 2010-01-21 Richard Guenther <rguenther@suse.de>
4649 * fold-const.c (negate_expr_p): Pretend only negative
4650 real constants are easily negatable.
4652 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4653 Jason Merrill <jason@redhat.com>
4655 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4656 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4657 * calls.c (initialize argument_information): Handle it.
4658 * c-common.c (handle_transparent_union_attribute): Use new name.
4659 * c-decl.c (finish_struct): Ditto.
4660 * c-typeck.c (type_lists_compatible_p): Ditto.
4661 (convert_for_assignment): Use new name and also handle record.
4662 * function.c (aggregate_value_p): Handle it.
4663 (pass_by_reference): Ditto.
4664 (assign_parm_data_types): Ditto.
4665 * print-tree.c (print_node): Ditto.
4666 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4667 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4668 * tree.c (first_field): New fn.
4670 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4673 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4674 even when linking statically, for now.
4676 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4679 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4680 without a cselib val.
4681 (count_uses): Accept MO_VAL_SET with no val on stores.
4682 (add_stores): Likewise.
4684 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4686 * var-tracking.c (check_value_val): Add a compile time assertion.
4687 (dv_is_decl_p): Simplify.
4688 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4689 gcc_assert if ENABLE_CHECKING.
4691 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4694 * var-tracking.c: Include tree-flow.h.
4695 (mem_dies_at_call): New.
4696 (dataflow_set_preserve_mem_locs): Use it.
4697 (dataflow_set_remove_mem_locs): Likewise.
4698 (dump_var): Renamed from dump_variable. Adjust all callers.
4699 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4700 * Makefile.in (var-tracking.o): Adjust deps.
4702 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4704 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4706 2010-01-20 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/42717
4709 * tree-ssa-dce.c (get_live_post_dom): Remove.
4710 (forward_edge_to_pdom): Take an arbitrary edge to copy
4711 degenerate PHI args from.
4712 (remove_dead_stmt): Use the first post-dominator even if it
4713 does not contain live statements as redirection destination.
4715 2010-01-20 Richard Guenther <rguenther@suse.de>
4717 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4719 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4721 * sel-sched.c (create_speculation_check): Remove set but not used
4723 (try_transformation_cache): Remove set but not used variable ds.
4724 (calculate_privileged_insns): Remove set but not used variables
4725 cur_insn and min_spec_insn.
4726 (find_best_expr): Remove set but not used variable avail_n.
4727 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4729 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4731 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4732 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4735 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4738 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4739 cpu types. Add support for *-sse3 cpu types.
4740 (x86_64-*-*): Ditto.
4742 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4745 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4746 argument, call initializer_constant_valid_p_1 instead of
4747 initializer_constant_valid_p, pass CACHE to it, return NULL
4748 immediately if first call returns NULL.
4749 (initializer_constant_valid_p_1): New function.
4750 (initializer_constant_valid_p): Use it.
4752 2010-01-20 Thomas Quinot <quinot@adacore.com>
4754 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4756 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4758 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4759 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4760 (loc_list_from_tree): Don't handle unsigned division. Handle
4761 signed modulo using DW_OP_{over,over,div,mul,minus}.
4762 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4763 modulo instead of signed.
4765 2010-01-20 DJ Delorie <dj@redhat.com>
4767 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4769 (h8300_emit_stack_adjustment): Propogate it.
4771 (h8300_expand_prologue): Likewise.
4772 (h8300_expand_epilogue): Likewise.
4774 2010-01-19 Michael Matz <matz@suse.de>
4776 PR tree-optimization/41783
4777 * tree-data-ref.c (toplevel): Include flags.h.
4778 (dump_data_dependence_relation): Also dump the inputs if the
4779 result will be unknown.
4780 (split_constant_offset_1): Look through some conversions.
4781 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4782 the offset from last element is too large.
4783 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4784 (reassociate_to_the_same_stmt): Handle vector registers.
4785 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4787 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4788 wide_prolog_niters argument, emit widening instructions.
4789 (vect_do_peeling_for_alignment): Adjust caller, use widened
4790 variant of the iteration cound.
4791 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4793 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4796 * config/arm/neon-testgen.m (emit_automatics): New parameter
4797 features. Adjust for Fixed_return_reg feature.
4798 (test_intrinsic): Call emit_automatics with new feature.
4799 * config/arm/neon.ml: Update copyright years.
4800 (features): New Fixed_return_reg feature.
4801 (ops): Update feature for Vget_low.
4803 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4805 PR tree-optimization/42719
4806 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4810 * fwprop.c (all_uses_available_at): Return false if def_set dest
4811 is a REG that is used in def_insn.
4813 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4815 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4817 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4820 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4822 * target.h (struct gcc_target) <secondary_reload>: Change type
4823 of last argument to secondary_reload_info *.
4825 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4828 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4829 memory references with unaligned offsets. Remove CQImode handling.
4830 (unaligned_memory_operand): Return 1 for memory references with
4831 unaligned offsets. Remove CQImode handling.
4833 2010-01-18 Richard Guenther <rguenther@suse.de>
4836 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4839 2010-01-18 Richard Guenther <rguenther@suse.de>
4841 PR tree-optimization/42781
4842 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4843 restrict processing only if the original variable was artificial.
4845 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4847 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4848 find number of popped argument bytes.
4850 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4851 Fix the text that describes the return value for invalid insns.
4853 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4855 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4856 Clarify what 'cost of the -dependence' is. Fix quoting.
4858 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4859 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4861 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4863 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4864 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4866 2010-01-17 Richard Guenther <rguenther@suse.de>
4869 * function.c (split_complex_args): Take a VEC to modify.
4870 (assign_parms_augmented_arg_list): Build a VEC instead of
4871 a chain of PARM_DECLs.
4872 (assign_parms_unsplit_complex): Take a VEC of arguments.
4873 Do not fixup unmodified parms.
4874 (assign_parms): Deal with the VEC.
4875 (gimplify_parameters): Likewise.
4877 2010-01-17 Richard Guenther <rguenther@suse.de>
4879 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4880 node existence check.
4881 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4882 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4883 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4884 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4885 (gimple_execute_on_growing_pred): Likewise.
4887 2010-01-17 Richard Guenther <rguenther@suse.de>
4889 PR tree-optimization/42773
4890 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4891 (compute_antic_aux): Likewise.
4892 (compute_partial_antic_aux): Likewise.
4894 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4897 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4900 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4902 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4905 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4906 Fix markup for strict argument.
4908 (TARGET_SCHED_REORDER2): Fix argument types.
4910 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4911 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4913 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4914 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4916 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4919 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4920 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4921 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4922 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4923 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4925 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4927 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4929 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4930 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4932 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4934 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4937 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4939 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4940 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4942 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4944 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4946 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4947 referring to it. Fix language.
4949 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4951 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4953 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4955 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4957 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4958 '@var{stream}. Remove stray 'and'.
4960 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4962 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4964 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4966 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4967 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4969 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4970 Fix description of return value.
4971 Rename argument "sz" to "len."
4973 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4974 Clarify meaning of 'true' return value.
4976 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4978 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4979 rep_mode versus mode_rep.
4981 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4983 (TARGET_BUILTIN_DECL): Fix name.
4985 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4987 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4989 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4991 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4993 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4995 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4998 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4999 Rename argument tm_fn to md_fn.
5001 (TARGET_OPTION_PRINT): Fix argument list.
5003 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5006 * config/i386/i386.c (ix86_fixup_binary_operands):
5007 Revert FMA4 fixup of operands.
5009 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5012 * Makefile.in (write_entries_to_file, install-plugin):
5013 Use \012 instead of \n with tr.
5015 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5017 * configure.ac (HAVE_AS_REF): New C macro.
5018 * configure: Regenerate.
5019 * config.in: Likewise.
5020 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5022 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5025 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5027 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5029 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5031 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5033 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5035 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5037 (TARGET_BINDS_LOCAL_P): Fix argument type.
5039 (TARGET_ASM_FILE_END): Use prototype.
5041 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5043 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5045 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5047 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5049 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5050 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5052 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5053 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5055 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5056 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5057 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5058 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5060 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5062 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5064 (TARGET_INIT_BUILTINS): Use prototype.
5066 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5067 Put 'const char *' in braces. Fix parameter types.
5068 (TARGET_INVALID_CONVERSION): Fix parameter types.
5069 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5070 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5072 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5075 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5077 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5079 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5081 * doc/tm.texi (TARGET_HELP): Fix return type.
5083 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5084 in braces. Fix argument types.
5086 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5088 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5090 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5092 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5093 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5095 (TARGET_MANGLE_TYPE): Fix argument types.
5097 (TARGET_IRA_COVER_CLASSES): Use prototype.
5099 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5101 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5103 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5105 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5107 (TARGET_CALLEE_COPIES): Fix argument types.
5109 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5111 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5113 (TARGET_FUNCTION_VALUE): Fix argument types.
5115 (TARGET_RETURN_IN_MSB): Fix argument type.
5117 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5119 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5121 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5123 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5124 agree with return type.
5126 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5128 2010-01-15 Jing Yu <jingyu@google.com>
5130 PR rtl-optimization/42691
5131 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5132 a pseudo to a constant and are merged, and adjust comments.
5134 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5136 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5138 2010-01-15 Richard Guenther <rguenther@suse.de>
5141 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5142 labels of computed or non-local gotos to the destination.
5143 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5144 landing pad label is the first label.
5146 2010-01-15 Richard Guenther <rguenther@suse.de>
5148 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5150 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5153 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5154 to allow generation of the xssqrtdp instruction on power7.
5155 (sqrtdf2_fpr): Ditto.
5157 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5160 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5161 functions with noreturn attribute.
5164 * varasm.c (declare_weak): Add weak attribute to decl if it
5165 doesn't have one already.
5166 (assemble_external): Only add decls to weak_decls if they also
5167 have weak attribute.
5169 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5171 * var-tracking.c (var_reg_delete): Don't delete the association
5172 between REGs and values or one-part variables if the register
5175 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5178 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5179 because its first operand is a non-localized variable.
5181 2010-01-14 Martin Jambor <mjambor@suse.cz>
5183 PR tree-optimization/42706
5184 * tree-sra.c (encountered_recursive_call): New variable.
5185 (encountered_unchangable_recursive_call): Likewise.
5186 (sra_initialize): Initialize both new variables.
5187 (callsite_has_enough_arguments_p): New function.
5188 (scan_function): Call decl and flags check only for IPA-SRA, check
5189 whether there is a recursive call and whether it has enough arguments.
5190 (all_callers_have_enough_arguments_p): New function.
5191 (convert_callers): Look for recursive calls only when
5192 encountered_recursive_call is set.
5193 (ipa_early_sra): Bail out either if
5194 !all_callers_have_enough_arguments_p or
5195 encountered_unchangable_recursive_call.
5197 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5199 * sel-sched.c: Add 2010 to copyright years.
5200 * sel-sched-ir.c: Likewise.
5201 * sel-sched-ir.h: Likewise.
5203 2010-01-14 Martin Jambor <mjambor@suse.cz>
5205 PR tree-optimization/42714
5206 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5207 constructors specially.
5209 2010-01-14 Andi Kleen <ak@linux.intel.com>
5211 * config/i386/drivers-i386.c (detect_caches_intel):
5212 Add l2sizekb parameter and fill in.
5213 (host_detect_local_cpu): Add l2sizekb, fill in.
5214 Add Atom small cache heuristic.
5216 2010-01-14 Andi Kleen <ak@linux.intel.com>
5218 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5219 Add level3 parameter and fill in.
5220 (detect_caches_intel): Handle level3 cache.
5222 2010-01-14 Andi Kleen <ak@linux.intel.com>
5224 * config/i386/drivers-i386.c (host_detect_local_cpu):
5225 Fix core duo detection.
5227 2010-01-14 Andi Kleen <ak@linux.intel.com>
5229 * config/i386/drivers-i386.c (host_detect_local_cpu):
5232 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5234 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5235 (rs6000_variable_issue_1): this. Use...
5236 (rs6000_variable_issue): here. Reimplement. Print debug info.
5238 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5240 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5241 sel_restore_notes. Update all callers. Call reemit_notes
5244 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5246 PR rtl-optimization/42246
5247 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5250 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5252 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5253 all successors is the same as number of successors in current region.
5255 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5257 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5258 to rename is not separable. Otherwise check that its LHS is not NULL.
5260 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5262 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5264 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5266 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5267 available registers when failed to discover LHS register class.
5268 Fix indentation. Update comment.
5270 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5271 Alexander Monakov <amonakov@ispras.ru>
5273 PR rtl-optimization/42389
5274 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5276 (advance_state_on_fence): Likewise.
5277 (sel_target_adjust_priority): Print debug output only when
5278 sched_verbose >= 4, not 2.
5279 (get_expr_cost): Do not issue all unique insns on the next cycle.
5280 (fill_insns): Initialize can_issue_more from the value saved
5282 * sel-sched-ir.c (flist_add): New parameter issue_more.
5283 Init FENCE_ISSUE_MORE with it.
5284 (merge_fences): Likewise.
5285 (init_fences): Update call to flist_add.
5286 (add_to_fences, add_clean_fence_to_fences)
5287 (add_dirty_fence_to_fences): Likewise.
5288 (move_fence_to_fences): Update call to merge_fences.
5289 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5291 * sel-sched-ir.h (struct _fence): New field issue_more.
5292 (FENCE_ISSUE_MORE): New accessor macro.
5294 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5296 PR rtl-optimization/42388
5297 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5298 that have no predecessors nor successors. Do not call move_bb_info
5299 for empty blocks outside of current region.
5301 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5303 PR rtl-optimization/42294
5304 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5305 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5306 originators' originators.
5308 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5310 PR rtl-optimization/39453
5311 PR rtl-optimization/42246
5312 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5314 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5316 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5317 Alexander Monakov <amonakov@ispras.ru>
5320 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5321 (maybe_tidy_empty_bb): ... here. Make static. Add new
5322 argument. Update all callers.
5323 (tidy_control_flow): ... and here. Recompute topological order
5324 of basic blocks in region if necessary.
5325 (sel_redirect_edge_and_branch): Change return type. Return true
5326 if topological order might have been invalidated.
5327 (purge_empty_blocks): Export and move from...
5328 * sel-sched.c (purge_empty_blocks): ... here.
5329 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5330 (maybe_tidy_empty_bb): Delete prototype.
5331 (purge_empty_blocks): Declare.
5333 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5335 PR rtl-optimization/42249
5336 * sel-sched.c (try_replace_dest_reg): When chosen register
5337 and original register is the same, do not bail out early, but
5338 still check all original insns for validity of replacing destination
5339 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5342 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5345 Port from no-undefined-overflow branch:
5346 2009-03-09 Richard Guenther <rguenther@suse.de>
5348 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5350 2010-01-14 Richard Guenther <rguenther@suse.de>
5353 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5355 2010-01-14 Ira Rosen <irar@il.ibm.com>
5357 PR tree-optimization/42709
5358 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5359 as scalar type in creation of constant vector operand.
5361 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5364 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5365 (check-parallel-%): Match `testsuite' directory component only
5368 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5370 PR translation/39521
5371 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5374 2010-01-13 Richard Guenther <rguenther@suse.de>
5376 PR tree-optimization/42730
5377 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5380 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5383 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5384 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5387 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5389 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5390 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5391 ___umulsi3_highpart.
5393 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5394 rather than schedule_insns if the pass is enabled.
5396 2010-01-13 Martin Jambor <mjambor@suse.cz>
5398 PR tree-optimization/42704
5399 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5402 2010-01-13 Martin Jambor <mjambor@suse.cz>
5404 PR tree-optimization/42703
5405 * tree-sra.c (analyze_access_subtree): Check that we can build a
5406 reference to the original data within the aggregate.
5408 2010-01-13 Richard Guenther <rguenther@suse.de>
5410 PR tree-optimization/42705
5411 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5413 2010-01-13 Richard Guenther <rguenther@suse.de>
5416 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5418 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5421 * var-tracking.c (values_to_unmark): New variable.
5422 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5423 values_to_unmark vector. Moved body to...
5424 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5425 instead queue it into values_to_unmark vector.
5426 (vt_find_locations): Free values_to_unmark vector.
5428 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5430 * config/s390/s390.c (override_options): Set
5431 default of max-pending-list-length to 256
5433 2010-01-13 Richard Guenther <rguenther@suse.de>
5436 * tree-pass.h (PROP_gimple_lcx): New.
5437 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5438 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5439 before the final cleanup_eh.
5440 (dump_properties): Dump PROP_gimple_lcx.
5441 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5442 (tree_lower_complex_O0): Remove.
5443 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5444 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5445 tree_lower_complex, schedule TODO_update_ssa.
5446 * lto-streamer-out.c (output_function): Stream the functions
5448 * lto-streamer-in.c (input_function): Likewise.
5449 (lto_read_body): Do not override them here.
5451 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5454 * c-typeck.c (build_c_cast): Fold value cast to union type before
5455 wrapping it in a CONSTRUCTOR.
5457 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5459 PR rtl-optimization/42699
5460 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5463 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5465 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5466 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5467 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5468 SUBTARGET_WARN_UNUSED_SPEC): ... here
5469 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5471 2010-01-12 Julian Brown <julian@codesourcery.com>
5473 * config/arm/neon-schedgen.ml (Utils): Don't try to
5474 open missing module.
5475 (find_with_result): New.
5477 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5480 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5481 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5483 PR tree-optimization/42645
5484 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5485 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5486 decl_map, set processing_debug_stmt to -1 and return name without
5489 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5491 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5492 binutils version, and reword target configuration description.
5494 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5496 * config/avr/avr.h (LINKER_NAME): Remove.
5498 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5501 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5502 that support VSX, warn for -mno-altivec if vsx is not disabled,
5505 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5506 Shujing Zhao <pearly.zhao@oracle.com>
5508 PR translation/42469
5509 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5510 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5511 character between option name and help text.
5512 * c.opt (imultilib): Likewise.
5514 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5516 * lto-streamer-out.c (output_unreferenced_globals): Output static
5519 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5521 PR rtl-optimization/42621
5522 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5523 optimizing for size.
5524 (duplicate_computed_gotos): Remove now-redundant check.
5526 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5529 * configure.ac: Save and restore LDFLAGS and LIBS
5530 * configure: Regenerate.
5532 2010-01-10 Richard Guenther <rguenther@suse.de>
5535 * builtins.c (fold_builtin_strlen): Add type argument and
5536 convert the resulting length to it.
5537 (fold_builtin_1): Adjust.
5539 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5541 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5542 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5544 (num_insns_constant_wide): Adjust for that change.
5546 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5549 * web.c (union_defs): Add used argument, to combine uses of
5551 (entry_register): Adjust type and tests of used argument.
5552 (web_main): Widen used for new use. Pass it to union_defs.
5553 * df.h (union_defs): Adjust prototype.
5555 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5558 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5559 uses in new incoming argument. Free body.
5560 (reset_debug_uses_in_loop): New.
5561 (analyze_insn_to_expand_var): Call the latter if the former found
5562 anything. Fix whitespace. Reject invalid dest overlaps before
5563 going through all insns in the loop.
5565 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5568 * haifa-sched.c (dying_use_p): Debug insns don't count.
5570 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5573 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5574 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5575 (verify_gimple_call): Reject LHS in noreturn calls.
5577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5581 * tree-vect-loop-manip.c (adjust_info): New type.
5582 (adjust_vec): New pointer to vector.
5583 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5584 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5585 (slpeel_update_phis_for_duplicate_loop): Use them.
5586 (slpeel_update_phi_nodes_for_guard1): Likewise.
5587 (slpeel_update_phi_nodes_for_guard2): Likewise.
5588 (slpeel_tree_peel_loop_to_edge): Likewise.
5589 (vect_update_ivs_after_vectorizer): Likewise.
5591 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5593 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5594 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5596 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5598 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5599 bogus uninitialized warning.
5601 2010-01-09 Richard Guenther <rguenther@suse.de>
5604 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5605 the evolution is compatible with the initial condition.
5607 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5609 * gcc.c (process_command): Update copyright notice dates.
5610 * gcov.c (print_version): Likewise.
5611 * gcov-dump.c (print_version): Likewise.
5612 * mips-tfile.c (main): Likewise.
5613 * mips-tdump.c (main): Likewise.
5615 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5618 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5620 (rotlhi3_8): Delete.
5622 (rotlsi3_8): Delete.
5623 (rotlsi3_16): Delete.
5624 (rotlsi3_24): Delete.
5626 (*rotw<mode>3): New.
5627 (*rotb<mode>3): New.
5628 * config/avr/avr.c (avr_rotate_bytes): New function.
5629 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5631 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5634 * configure.ac: Modify -rdynamic check.
5635 * configure: Regenerate.
5637 2010-01-08 DJ Delorie <dj@redhat.com>
5639 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5640 register popping order.
5642 2010-01-08 Richard Guenther <rguenther@suse.de>
5645 * c.opt (fsigned-char): Also let LTO handle this option.
5646 (funsigned-char): Likewise.
5648 2010-01-07 Richard Guenther <rguenther@suse.de>
5650 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5651 (gimple_op): Likewise.
5652 (gimple_op_ptr): Likewise.
5653 (gimple_assign_set_lhs): Remove gcc_assert.
5654 (gimple_assign_set_rhs1): Likewise.
5655 (gimple_assign_set_rhs2): Likewise.
5656 (gimple_call_set_lhs): Likewise.
5657 (gimple_call_set_fn): Likewise.
5658 (gimple_call_set_fndecl): Likewise.
5659 (gimple_call_fndecl): Likewise.
5660 (gimple_call_return_type): Likewise.
5661 (gimple_call_set_chain): Likewise.
5662 (gimple_call_num_args): Likewise.
5663 (gimple_call_set_arg): Likewise.
5664 (gimple_cond_set_code): Likewise.
5665 (gimple_cond_set_lhs): Likewise.
5666 (gimple_cond_set_rhs): Likewise.
5667 (gimple_cond_set_true_label): Likewise.
5668 (gimple_cond_set_false_label): Likewise.
5669 (gimple_label_set_label): Likewise.
5670 (gimple_goto_set_dest): Likewise.
5671 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5672 (gimple_debug_bind_get_value): Likewise.
5673 (gimple_debug_bind_get_value_ptr): Likewise.
5674 (gimple_debug_bind_set_var): Likewise.
5675 (gimple_debug_bind_set_value): Likewise.
5676 (gimple_debug_bind_reset_value): Likewise.
5677 (gimple_debug_bind_has_value_p): Likewise.
5678 (gimple_return_retval_ptr): Remove gcc_assert.
5679 (gimple_return_retval): Likewise.
5680 (gimple_return_set_retval): Likewise.
5681 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5682 (safe_referenced_var_iterator): Remove.
5683 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5684 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5685 (fill_referenced_var_vec): Remove.
5686 (first_readonly_imm_use): Remove redundant gcc_assert.
5687 (phi_arg_index_from_use): Combine gcc_asserts.
5688 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5689 (first_imm_use_stmt): Remove redundant gcc_assert.
5690 * tree-cfg.c (verify_gimple_call): Verify function and chain
5691 operands. Verify arguments.
5692 (verify_types_in_gimple_stmt): Verify condition code and labels.
5694 2010-01-07 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/42641
5697 * sese.c (rename_map_elt_info): Use the SSA name version, do
5700 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5702 PR tree-optimization/42625
5703 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5704 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5706 2010-01-07 Duncan Sands <baldrick@free.fr>
5708 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5710 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5713 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5714 note itself is not function_invariant_p.
5716 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5718 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5719 Do not add the DF_NOTE problem.
5720 * store-motion.c (execute_rtl_store_motion): Likewise.
5722 2010-01-07 Martin Jambor <mjambor@suse.cz>
5724 PR tree-optimization/42157
5725 * tree-sra.c (compare_access_positions): Stabilize sort if both
5726 accesses have integer types, return zero immediately if they are the
5729 2010-01-06 Richard Henderson <rth@redhat.com>
5732 * haifa-sched.c (add_to_note_list): Merge into ...
5733 (concat_note_lists): ... here, and ...
5734 (unlink_other_notes, rm_other_notes): Merge into...
5735 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5736 NOTE_INSN_EPILOGUE_BEG.
5738 2010-01-06 Richard Guenther <rguenther@suse.de>
5740 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5741 not inline regular functions into always-inline functions.
5743 2010-01-06 Nick Clifton <nickc@redhat.com>
5745 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5746 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5748 (OVERRIDE_OPTIONS): Delete.
5749 (OPTIMIZATION_OPTIONS): Define.
5750 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5751 * config/rx/rx.c (rx_handle_option): Issue an error message if
5752 -mcpu=rx200 and -fpu are used together.
5753 (rx_set_optimization_options): New function. Issue an error
5754 message if an optimization attribute attempts to reset the FPU/
5755 math optimization pairing.
5756 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5757 * config/rx/rx.opt: Set the default to 32-bit doubles.
5758 * config/rx/t-rx: Add multilibs for -nofpu option.
5759 * doc/invoke.texi: Update documentation of RX options.
5761 2010-01-06 Richard Guenther <rguenther@suse.de>
5763 * tree-ssa-pre.c (name_to_id): New global.
5764 (alloc_expression_id): Simplify SSA name handling.
5765 (lookup_expression_id): Likewise.
5766 (init_pre): Zero name_to_id.
5767 (fini_pre): Free it.
5769 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5771 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5773 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5776 * config/i386/sse.md (smaxv2di3): New.
5777 (umaxv2di3): Likewise.
5778 (sminv2di3): Likewise.
5779 (uminv2di3): Likewise.
5781 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5784 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5785 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5786 (legitimize_tls_address): Likewise.
5787 (sparc_tls_referenced_p): Likewise.
5788 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5789 and adjust calls to legitimize_pic_address.
5790 (legitimate_constant_p) Use sparc_tls_referenced_p.
5791 (legitimate_pic_operand_p): Likewise.
5792 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5793 (sparc_tls_symbol_ref_1): Delete.
5794 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5795 (legitimize_tls_address): Make static, handle CONST patterns.
5796 (legitimize_pic_address): Make static, remove unused parameter and
5797 adjust recursive calls.
5798 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5799 and adjust call to legitimize_pic_address.
5800 (sparc_output_mi_thunk): Likewise.
5802 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5803 H.J. Lu <hongjiu.lu@intel.com>
5806 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5807 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5808 operands to make them signed.
5811 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5814 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5815 GTU to GT for V4SI and V2DI.
5817 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5818 (umin<mode>3): Removed.
5820 (uminv4si3): Likewise.
5822 2010-01-05 Martin Jambor <mjambor@suse.cz>
5824 PR tree-optimization/42462
5825 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5826 current_function_decl to helper functions and macros.
5828 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5831 * flags.h: Don't include real.h.
5832 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5833 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5834 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5835 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5836 * dominance.c: Update copyright.
5837 * gimple.c (walk_gimple_op): Remove inline.
5838 * tree-ssa-reassoc.c: Include real.h.
5839 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5840 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5842 2010-01-05 Nick Clifton <nickc@redhat.com>
5844 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5845 register to push into the stack frame when the accumulator has to
5846 be saved during interrupts.
5848 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5850 * doc/invoke.texi: Remove the documentation about option
5852 * common.opt (Wunreachable-code): Preserved for backward
5854 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5855 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5856 the backward compatibility flag section.
5858 2010-01-05 Richard Guenther <rguenther@suse.de>
5860 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5862 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5865 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5867 PR tree-optimization/42508
5868 * tree-sra.c (convert_callers): Check for recursive call
5869 by comparing cgraph nodes instead of decls.
5870 (modify_function): Call ipa_modify_formal_parameters also
5871 on all same_body aliases.
5873 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5874 cgraph nodes when checking for same_body aliases.
5876 2010-01-05 Richard Guenther <rguenther@suse.de>
5878 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5879 allocation and lookup.
5880 (get_or_alloc_expr_for_constant): Likewise.
5881 (phi_translate): Sink allocation.
5883 2010-01-04 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5886 a new entry only if needed.
5887 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5888 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5890 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5892 (phi_translate): Handle CONSTANTs early.
5894 2010-01-04 Martin Jambor <mjambor@suse.cz>
5896 PR tree-optimization/42398
5897 * tree-sra.c (struct access): Removed flag grp_different_types.
5898 (dump_access): Do not dump the removed flag.
5899 (sort_and_splice_var_accesses): Do not set the removed flag.
5900 (sra_modify_expr): Check for type compatibility directly.
5902 2010-01-04 Martin Jambor <mjambor@suse.cz>
5904 PR tree-optimization/42366
5905 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5906 edges with variable number of parameters.
5907 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5908 flag instead of asserting it.
5909 (ipa_read_node_info): Read uses_analysis_done flag.
5911 2010-01-04 Richard Guenther <rguenther@suse.de>
5913 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5914 iterative_hash_* as intended.
5915 (vn_reference_compute_hash): Likewise. Simplify hashing
5917 (vn_reference_lookup_2): Likewise.
5918 (vn_nary_op_compute_hash): Likewise.
5919 (vn_phi_compute_hash): Likewise.
5920 (expressions_equal_p): Remove strange code.
5921 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5922 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5923 (bitmap_insert_into_set_1): Take value-id as parameter.
5924 (add_to_value): Pass it.
5925 (bitmap_insert_into_set): Likewise.
5926 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5928 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5931 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5932 (do_self_spec): For switches with SWITCH_IGNORE set set also
5933 SWITCH_IGNORE_PERMANENTLY.
5934 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5937 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5939 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5940 tree of an unreferenced global var.
5942 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5945 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5946 GTU to GT for V4SI and V2DI.
5948 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5949 (umin<mode>3): Removed.
5951 (uminv4si3): Likewise.
5953 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5956 * collect2.c (main): Turn on trace in collect2 if -v is passed
5959 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5961 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5962 description of expression operand.
5964 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5966 * configure.ac: Add install-html to target_list for Make-hooks.
5967 * configure: Regenerate.
5968 * fortran/Make-lang.in (F95_HTMLFILES): New.
5969 (fortran.html): Use it.
5970 (fortran.install-html): New.
5971 * Makefile.in (install-html): Add lang.install-html.
5972 * java/Make-lang.in (JAVA_HTMLFILES): New.
5973 (java.html): Use it.
5974 (java.install-html): New.
5975 * objc/Make-lang.in (objc.install-html): New.
5976 * objcp/Make-lang.in (obj-c++.install-html): New.
5977 * cp/Make-lang.in (c++.install-html): New.
5978 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5979 * lto/Make-lang.in (lto.install-html): New.
5981 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5984 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5986 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5988 PR rtl-optimization/41862
5989 * store-motion.c (store_killed_in_insn, compute_store_table,
5990 remove_reachable_equiv_notes, replace_store_insn,
5991 build_store_vectors): Ignore all DEBUG_INSNs.
5993 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5996 * common.opt: Add dumpdir.
5998 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6000 (option_map): Add --dumpdir.
6002 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6004 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6006 * opts.c (decode_options): Try dump_dir_name first if
6007 dump_base_name isn't an absolute path.
6008 (common_handle_option): Handle OPT_dumpdir.
6010 * toplev.c (dump_dir_name): New.
6011 (print_switch_values): Also ignore -dumpdir.
6013 * toplev.h (dump_dir_name): New.
6015 2010-01-03 Richard Guenther <rguenther@suse.de>
6017 PR tree-optimization/42589
6018 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6019 double-word expansion of bswap32.
6021 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6023 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6024 with BLOCK_FOR_INSN.
6025 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6026 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6027 noce_process_if_block): Likewise.
6028 * gcse.c (compute_local_properties, insert_expr_in_table,
6029 insert_set_in_table, canon_list_insert, find_avail_set,
6030 pre_insert_copy_insn): Likewise.
6032 * basic-block.h (BLOCK_NUM): Move from here...
6033 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6035 2010-01-03 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/42438
6038 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6039 contains_may_not_return_call flag.
6040 (BB_MAY_NOTRETURN): New.
6041 (valid_in_sets): Trapping nary operations are not valid
6042 in blocks that may not return.
6043 (insert_into_preds_of_block): Remove check for trapping expressions.
6044 (compute_avail): Compute also BB_MAY_NOTRETURN.
6046 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6048 * doc/invoke.texi: Add 2010 to copyright years.
6050 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6052 * config/sparc/sparc.c: Fix formatting nits.
6054 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6055 Alexander Monakov <amonakov@ispras.ru>
6057 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6059 2010-01-02 Richard Guenther <rguenther@suse.de>
6062 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6063 (simplify_switch_using_ranges): Mark to be removed edges
6066 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6068 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6070 * collect2.c (scan_libraries): Add missing argument in call to
6073 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6076 * config/alpha/predicates.md (aligned_memory_operand): Return false
6078 (unaligned_memory_operand): Return true for CQImode.
6079 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6080 doesn not cross aligned SImode word boundary.
6082 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6084 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6086 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6087 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6089 2010-01-02 Richard Guenther <rguenther@suse.de>
6092 * toplev.c (compile_file): Emit LTO marker properly. Change
6094 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6096 2010-01-01 Richard Guenther <rguenther@suse.de>
6099 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6101 2010-01-01 Richard Guenther <rguenther@suse.de>
6104 * c-decl.c (grokdeclarator): For zero-size arrays force
6105 structural equality checks as layout_type does.
6107 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6109 * builtins.c: Update copyright to 2010.
6111 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6114 * lto-streamer-out.c (produce_asm): Revert the last change.
6115 (copy_function): Likewise.
6117 * lto-streamer.c (lto_get_section_name): Skip any leading
6120 2010-01-01 Richard Guenther <rguenther@suse.de>
6123 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6127 Copyright (C) 2010 Free Software Foundation, Inc.
6129 Copying and distribution of this file, with or without modification,
6130 are permitted in any medium without royalty provided the copyright
6131 notice and this notice are preserved.