1 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (maxmin_int): Rename code attribute from
4 maxminiprefix and update all users.
5 (maxmin_float): Ditto from maxminfprefix.
6 (logic): Ditto from logicprefix.
7 (absneg_mnemonic): Ditto from absnegprefix.
8 * config/i386/mmx.md: Update all users of maxminiprefix,
9 maxminfprefix and loficprefix for rename.
10 * config/i386/sse.md: Ditto.
11 * config/i386/sync.md (sync_<code><mode>): Update for
14 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
17 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
18 warnings converted to errors.
20 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
22 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
23 used insn_type variable.
24 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
25 to avoid set-but-not-used warning.
27 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
29 * df-core.c (df_ref_debug): Change format string placeholder
31 * dwarf2asm.c (dw2_asm_output_data_raw,
32 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
33 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
34 * dwarf2out.c (output_cfi, output_cfi_directive,
35 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
36 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
38 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
39 * print-rtl.c (print_rtx): Ditto.
41 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
44 * builtins.c (expand_builtin_pow_root): New function to expand pow
45 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
46 series of sqrt and cbrt calls under -ffast-math.
47 (expand_builtin_pow): Call it.
49 2010-04-14 Michael Matz <matz@suse.de>
51 PR tree-optimization/42963
52 * tree-cfg.c (touched_switch_bbs): New static variable.
53 (group_case_labels_stmt): New function broken out from ...
54 (group_case_labels): ... here, use the above.
55 (start_recording_case_labels): Allocate touched_switch_bbs.
56 (end_recording_case_labels): Deallocate it, call
57 group_case_labels_stmt.
58 (gimple_redirect_edge_and_branch): Remember index of affected BB.
60 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
65 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
69 2010-04-13 Jan Hubicka <jh@suse.cz>
71 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
72 of optimized out static functions.
73 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
74 cost computation. Also sanity check for overflows.
75 (update_caller_keys): Update cgraph_edge_badness call; properly
76 update fibheap and sanity check that it is up to date.
77 (add_new_edges_to_heap): Update cgraph_edge_badness.
78 (cgraph_decide_inlining_of_small_function): Likewise;
79 add sanity checking that badness in heap is up to date;
80 improve dumping of reason; Update badness of calls to the
81 offline copy of function currently inlined; dump badness
82 of functions not inlined because of unit growth limits.
84 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
87 * c-common.c (pointer_int_sum): Disregard overflow that occured only
88 because of sign-extension change when converting to sizetype here...
89 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
91 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
92 the folding to constants. Remove redundant final conversion.
93 (fold_binary) <associate>: Do not associate if the re-association of
94 constants alone overflows.
95 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
96 to the end of the list.
97 (multiple_of_p) <COND_EXPR>: New case.
99 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
101 * opt-functions.awk (opt_sanitized_name): New.
103 * optc-gen.awk: Use it
104 * opth-gen.awk: Use it.
106 2010-04-13 Martin Jambor <mjambor@suse.cz>
108 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
109 (sra_modify_assign): Delete stmts loading dead data even if racc has no
110 children. Call replace_uses_with_default_def_ssa_name to handle
113 2010-04-13 Michael Matz <matz@suse.de>
116 * builtins.c (expand_builtin_interclass_mathfn): Also create
117 a register if the predicate doesn't match.
119 2010-04-13 Diego Novillo <dnovillo@google.com>
121 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
122 * c-pch.c: Include timevar.h.
123 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
124 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
125 * ggc-common.c: Include timevar.h.
126 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
127 * timevar.def (TV_PCH_SAVE): Define.
128 (TV_PCH_CPP_SAVE): Define.
129 (TV_PCH_PTR_REALLOC): Define.
130 (TV_PCH_PTR_SORT): Define.
131 (TV_PCH_RESTORE): Define.
132 (TV_PCH_CPP_RESTORE): Define.
134 2010-04-13 Michael Matz <matz@suse.de>
136 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
138 (can_reassociate_p): New function.
139 (break_up_subtract_bb, reassociate_bb): Use it.
141 2010-04-13 Richard Guenther <rguenther@suse.de>
144 * builtins.c (c_readstr): Fix assert.
146 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
149 when generating cltd insn.
151 (*ashl<mode>3_1): Remove special handling for register operand 2.
152 (*ashlsi3_1_zext): Ditto.
154 (*ashlhi3_1_lea): Ditto.
156 (*ashlqi3_1_lea): Ditto.
157 (*<shiftrt_insn><mode>3_1): Ditto.
158 (*<shiftrt_insn>si3_1_zext): Ditto.
159 (*<shiftrt_insn>qi3_1_slp): Ditto.
160 (*<rotate_insn><mode>3_1): Ditto.
161 (*<rotate_insn>si3_1_zext): Ditto.
162 (*<rotate_insn>qi3_1_slp): Ditto.
164 2010-04-13 Richard Guenther <rguenther@suse.de>
166 * tree-ssa-structalias.c (callused_id): Remove.
167 (call_stmt_vars): New.
168 (get_call_vi): Likewise.
169 (lookup_call_use_vi): Likewise.
170 (lookup_call_clobber_vi): Likewise.
171 (get_call_use_vi): Likewise.
172 (get_call_clobber_vi): Likewise.
173 (make_transitive_closure_constraints): Likewise.
174 (handle_const_call): Adjust to do per-call call-used handling.
175 (handle_pure_call): Likewise.
176 (find_what_var_points_to): Remove general callused handling.
177 (init_base_vars): Likewise.
178 (init_alias_vars): Initialize call_stmt_vars.
179 (compute_points_to_sets): Process call-used and call-clobbered
180 vars for call statements.
181 (delete_points_to_sets): Free call_stmt_vars.
183 2010-04-13 Richard Guenther <rguenther@suse.de>
185 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
186 Only add RW dependence for dependence distance zero.
187 Adjust maximal vectorization factor according to dependences.
188 Move alignment handling ...
189 (vect_find_same_alignment_drs): ... here. New function.
190 (vect_analyze_data_ref_dependences): Adjust.
191 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
192 (vect_analyze_data_refs): Adjust minimal vectorization factor
193 according to data references.
194 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
195 dependences before determining the vectorization factor.
196 Analyze alignment after determining the vectorization factor.
197 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
198 dependences before alignment.
199 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
201 (vect_analyze_data_refs): Likewise.
202 (MAX_VECTORIZATION_FACTOR): New define.
204 2010-04-13 Duncan Sands <baldrick@free.fr>
206 * except.h (lang_eh_type_covers): Remove.
207 * except.c (lang_eh_type_covers): Likewise.
209 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
210 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
212 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
213 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
214 UNITS_PER_LONG where it is ABI relevant.
215 (s390_return_addr_rtx): Likewise.
216 (s390_back_chain_rtx): Likewise.
217 (s390_frame_area): Likewise.
218 (s390_frame_info): Likewise.
219 (s390_initial_elimination_offset): Likewise.
220 (save_gprs): Likewise.
221 (s390_emit_prologue): Likewise.
222 (s390_emit_epilogue): Likewise.
223 (s390_function_arg_advance): Likewise.
224 (s390_function_arg): Likewise.
225 (s390_va_start): Likewise.
226 (s390_gimplify_va_arg): Likewise.
227 (s390_function_profiler): Likewise.
228 (s390_optimize_prologue): Likewise.
229 (s390_rtx_costs): Likewise.
230 (s390_secondary_reload): Likewise.
231 (s390_promote_function_mode): Likewise.
232 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
233 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
235 (s390_unwind_word_mode): New function.
236 (s390_function_value): Split 64 bit values into register pair if
237 used as return value.
238 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
239 function call parameters. Handle parallels.
240 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
241 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
242 (DWARF_CIE_DATA_ALIGNMENT): New macro.
243 (s390_expand_setmem): Remove unused variable src_addr.
244 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
245 deal with 64 bit registers.
246 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
247 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
248 (UNITS_PER_LONG): New macro.
249 * libjava/include/s390-signal.h: Define extended ucontext
250 structure containing the upper halfs of the 64 bit registers.
252 2010-04-13 Simon Baldwin <simonb@google.com>
254 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
256 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
258 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
259 rvalue on the RHS if the LHS is of a non-renamable type.
260 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
262 2010-04-13 Matthias Klose <doko@ubuntu.com>
264 * gcc.c (cc1_options): Handle -iplugindir before processing
265 the cc1 spec. Only add -iplugindir once.
266 (cpp_unique_options): Add -iplugindir option if -fplugin* options
268 * common.opt (iplugindir): Remove `Separate' property, initialize.
269 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
271 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
272 (distclean): Remove plugin dir.
273 * doc/invoke.texi: Document -iplugindir.
275 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
277 * doc/plugins.texi (Loading Plugins): Document short
279 (Plugin API): Mention default_plugin_dir_name function.
281 * gcc.c (find_file_spec_function): Add new declaration.
282 (static_spec_func): Use it for "find-file".
283 (find_file_spec_function): Add new function.
284 (cc1_options): Add -iplugindir option if -fplugin* options found.
286 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
288 * plugin.c (add_new_plugin): Updated comment, and handle short
290 (default_plugin_dir_name): Added new function.
292 * common.opt (iplugindir): New option to set the plugin directory.
294 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/i386.md (any_rotate): New code iterator.
297 (rotate_insn): New code attribute.
299 (SWIM124): New mode iterator.
300 (<rotate_insn>ti3): New expander.
301 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
302 any_rotate code iterator.
303 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
304 using any_rotate code iterator and SWIM124 mode iterator.
305 (ix86_rotlti3): New insn_and_split pattern.
306 (ix86_rotrti3): Ditto.
307 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
308 ix86_rotl{di,ti}3 patterns.
309 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
310 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
311 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
312 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
313 code iterator and SWI mode iterator.
314 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
315 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
317 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
318 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
319 (bswap rotatert splitter): Add splitter.
320 (bswap splitter): Macroize splitter using any_rotate code iterator.
321 Add insn predicate to split only for TARGET_USE_XCHGB or when
322 optimizing function for size.
324 2010-04-12 Steve Ellcey <sje@cup.hp.com>
326 * config/pa/pa.c (emit_move_sequence): Remove use of
327 deleted variable flag_argument_noalias.
329 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
331 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
333 Add to unsupported targets list.
334 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
335 sparc*-sun-solaris2.[567]* from target lists.
336 * configure: Regenerate.
337 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
339 Remove Solaris 7 patch references.
340 (Specific, sparc-sun-solaris2.7): Removed.
341 (sparc-sun-solaris2*): Update Solaris 7 example.
342 (sparc64-*-solaris2*): Likewise.
344 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
346 * config.build (alpha*-dec-osf4*): Remove.
347 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
348 of obsolete configurations.
349 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
351 * config/alpha/t-osf4: Renamed to ...
352 * config/alpha/t-osf5: ... this.
353 * config/alpha/osf.h: Renamed to ...
354 * config/alpha/osf5.h: ... this.
355 Merged old osf5.h contents.
357 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
358 (EXTRA_SPECS): Removed.
359 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
360 reflect removal of Tru64 UNIX V4.0/V5.0 support.
363 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
365 * doc/contrib.texi (Contributors, Rainer Orth): Update.
367 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
370 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
371 __thiscall convention.
373 2010-04-12 Steve Ellcey <sje@cup.hp.com>
375 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
377 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
379 2010-04-12 Steve Ellcey <sje@cup.hp.com>
381 * function.c (assign_parms_initialize_all): Add unused attribute
384 2010-04-12 Richard Guenther <rguenther@suse.de>
386 * gsstruct.def (GSS_CALL): New.
387 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
388 * gimple.h: Include tree-ssa-alias.h.
389 (struct gimple_statement_call): New.
390 (union gimple_statement_struct_d): Add gimple_call member.
391 (gimple_call_reset_alias_info): Declare.
392 (gimple_call_use_set): New function.
393 (gimple_call_clobber_set): Likewise.
394 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
395 * gimple.c (gimple_call_reset_alias_info): New function.
396 (gimple_build_call_1): Call it.
397 * lto-streamer-in.c (input_gimple_stmt): Likewise.
398 * tree-inline.c (remap_gimple_stmt): Likewise.
399 (expand_call_inline): Remove callused handling.
400 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
401 * tree-dfa.c (dump_variable): Likewise.
402 * tree-parloops.c (parallelize_loops): Likewise.
403 * tree-ssa.c (init_tree_ssa): Likewise.
404 (delete_tree_ssa): Likewise.
405 * tree-flow-inline.h (is_call_used): Remove.
406 * tree-flow.h (struct gimple_df): Remove callused member.
407 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
408 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
409 (ref_maybe_used_by_call_p_1): Simplify.
410 (call_may_clobber_ref_p_1): Likewise.
411 * tree-ssa-structalias.c (compute_points_to_sets): Set
412 the call stmt used and clobbered sets.
413 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
414 (find_tail_calls): Verify the tail call.
416 2010-04-12 Richard Guenther <rguenther@suse.de>
418 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
419 single-iteration always-inline inlining.
420 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
421 (cgraph_decide_inlining): Do not handle always-inline specially.
422 (try_inline): Remove always-inline cycle detection special case.
423 Do not recurse on always-inlines.
424 (cgraph_early_inlining): Do not iterate if not optimizing.
425 (cgraph_gate_early_inlining): remove.
426 (pass_early_inline): Run unconditionally.
427 (gate_cgraph_decide_inlining): New function.
428 (pass_ipa_inline): Use it. Do not run the IPA inliner if
429 not inlining or optimizing.
430 (cgraph_decide_inlining_of_small_functions): Also consider
431 always-inline functions.
432 (cgraph_default_inline_p): Return true for nodes which should
433 disregard inline limits.
434 (estimate_function_body_sizes): Assume zero size and time for
435 nodes which are marked as disregarding inline limits.
436 (cgraph_decide_recursive_inlining): Do not perform recursive
437 inlining on always-inline nodes.
439 2010-04-12 Jakub Jelinek <jakub@redhat.com>
442 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
443 for exprs satisfying handled_component_p.
445 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
447 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
448 non-constant aggregate elements.
450 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
451 is a real initialization.
453 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
456 * c-decl.c (start_function): Move forward check for nested function.
458 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
460 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
461 * config/sh/sh.c: Include reload.h.
462 (sh_legitimize_reload_address): New.
463 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
464 sh_legitimize_reload_address.
466 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
468 * config/sh/sh.md (*movqi_pop): New insn pattern.
469 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
471 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/i386.md (any_shiftrt): New code iterator.
474 (shiftrt_insn): New code attribute.
476 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
477 using any_shiftrt code iterator.
478 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
479 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
480 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
481 pattern from corresponding peephole2 patterns.
482 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
483 using any_shiftrt code iterator.
484 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
485 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
486 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
487 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
488 *{ashr,lshr}<mode>3_cmp_zext.
489 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
491 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
495 (*lshr<mode>3_cconly): Ditto.
497 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386.md (lshr<mode>3): Macroize expander from
500 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
501 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
502 pattern from *lshr{di,ti}3_1 and corresponding splitters using
504 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
505 from corresponding peephole2 patterns.
506 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
507 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
508 and *lshrdi3_1_rex64 using SWI mode iterator.
509 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
510 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
511 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
512 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
513 and *lshrdi3_cmp_rex64 using SWI mode iterator.
514 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
515 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
516 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
517 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
520 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/i386.md (ashr<mode>3): Macroize expander from
523 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
524 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
525 pattern from *ashr{di,ti}3_1 and corresponding splitters using
527 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
528 from corresponding peephole2 patterns.
529 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
530 (ashrsi3_cvt): Rename from ashrsi3_31.
531 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
532 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
533 and x86_64_shift_adj_3 using SWI48 mode iterator.
534 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
535 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
536 and *ashrdi3_1_rex64 using SWI mode iterator.
537 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
538 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
539 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
540 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
541 and *ashrdi3_cmp_rex64 using SWI mode iterator.
542 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
543 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
544 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
545 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
547 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
548 * config/i386/i386.c (ix86_split_ashr): Update for renamed
549 x86_shift<mode>_adj_3 expanders.
551 2010-04-10 Wei Guozhi <carrot@google.com>
554 * config/arm/arm.c (arm_pic_static_addr): New function.
555 (legitimize_pic_address): Call arm_pic_static_addr when it detects
557 (arm_output_addr_const_extra): Output expression for new pattern.
558 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
560 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
562 * ira-costs.c (record_reg_classes): Ignore alternatives that are
565 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
566 * web.c: Include "insn-config.h" and "recog.h".
567 (union_match_dups): New function.
569 (union_defs): Don't try to recognize match_dups.
571 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
572 if doing so would replace the entire pattern.
574 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
579 and splitter pattern. Change splitter operand 1 predicate to
582 2010-04-09 Martin Jambor <mjambor@suse.cz>
584 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
585 lattices are addresses of CONST_DECLs with the same initial value.
586 (ipcp_print_all_lattices): Print values of CONST_DECLs.
587 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
589 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
590 Bernd Schmidt <bernd.schmidt@codesourcery.com>
592 * loop-invariant.c (replace_uses): New static function.
593 (move_invariant_reg): Use it to ensure we can replace the uses.
595 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
597 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
599 (picochip_override_options): Enable section anchors only above -O1.
600 (picochip_reorg): Fixed a couple of build warnings.
602 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
604 * configure.ac (plugin -rdynamic test): Log result.
605 * configure: Regenerate.
606 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
607 (RDYNAMIC_SPEC): Define.
608 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
610 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
612 * configure.ac: Determine Sun ld version numbers.
613 (comdat_group): Restrict GNU ld version checks to gld.
614 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
615 (enable_comdat): Support --enable-comdat.
616 * configure: Regenerate.
617 * doc/install.texi (Configuration): Document --enable-comdat.
619 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
621 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
622 * config/sol2-gld.h: ... here.
623 * config.gcc (sparc*-*-solaris2*): Reflect this.
624 (i[34567]86-*-solaris2*): Use it.
626 2010-04-09 Steve Ellcey <sje@cup.hp.com>
628 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
630 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
632 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
635 * diagnostic.c (diagnostic_initialize): Initialize
636 some_warnings_are_errors.
637 (diagnostic_finish): New.
638 (diagnostic_action_after_output): Call it before exiting.
639 (diagnostic_report_diagnostic): Do not print message here. Set
640 some_warnings_are_errors.
641 * diagnostic.h (diagnostic_context): Delete
642 issue_warnings_are_errors_message. Add some_warnings_are_errors.
643 (diagnostic_finish): Declare.
644 * toplev.c (toplev_main): Call it before exit.
646 2010-04-09 Jason Merrill <jason@redhat.com>
649 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
653 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
654 based on a warning flag.
656 2010-04-09 Richard Guenther <rguenther@suse.de>
658 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
660 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
663 * varasm.c (default_assemble_visibility): Wrap vars that are
664 set, but unused, by targets without GAS.
665 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
666 Remove set, but unused, vars.
667 (rs6000_legitimize_tls_address): Likewise.
668 (altivec_expand_dst_builtin): Likewise.
669 * config/darwin.c (machopic_classify_symbol): Likewise.
670 (machopic_indirection_name): Likewise.
672 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (DWI): New mode iterator.
675 (S): New mode attribute.
676 (shift_operand): Ditto.
677 (shift_immediate_operand): Ditto.
678 (ashl_input_operand): Ditto.
679 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
680 using SDWIM mode iterator.
681 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
682 pattern from *ashl{di,ti}3_1 and corresponding splitters using
684 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
685 from corresponding peephole2 patterns.
686 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
687 and x86_64_shift_adj_1 using SWI48 mode iterator.
688 (x86_shift<mode>_adj_2): Ditto.
689 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
690 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
691 using SWI48 mode iterator.
692 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
693 *ashldi3_cmp_rex64 using SWI mode iterator.
694 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
695 *ashldi3_cconly_rex64 using SWI mode iterator.
696 * config/i386/i386.c (ix86_split_ashl): Update for renamed
697 x86_shift<mode>_adj_{1,2}.
698 (ix86_split_ashr): Ditto.
699 (ix86_split_lshr): Ditto.
701 2010-04-09 Richard Guenther <rguenther@suse.de>
703 * target.h (builtin_conversion): Pass in input and output types.
704 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
705 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
706 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
707 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
709 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
711 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
713 2010-04-09 Richard Guenther <rguenther@suse.de>
716 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
718 2010-04-09 Richard Guenther <rguenther@suse.de>
720 * tree-vectorizer.h (struct _stmt_vec_info): Document
721 that vectype is the type of the LHS.
722 (supportable_widening_operation, supportable_narrowing_operation):
723 Get both input and output vector types as arguments.
724 (vect_is_simple_use_1): Declare.
725 (get_same_sized_vectype): Likewise.
726 * tree-vect-loop.c (vect_determine_vectorization_factor):
727 Set STMT_VINFO_VECTYPE to the vector type of the def.
728 (vectorizable_reduction): Adjust.
729 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
730 Adjust. Specify the output vector type.
731 (vect_pattern_recog_1): Adjust.
732 * tree-vect-stmts.c (get_same_sized_vectype): New function.
733 (vectorizable_call): Adjust.
734 (vectorizable_conversion): Likewise.
735 (vectorizable_operation): Likewise.
736 (vectorizable_type_demotion): Likewise.
737 (vectorizable_type_promotion): Likewise.
738 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
740 (vect_is_simple_use_1): New function.
741 (supportable_widening_operation): Get both input and output
743 (supportable_narrowing_operation): Likewise.
744 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
746 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
748 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
749 __thiscall and _thiscall as predefined macros.
750 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
751 thiscall attribute handling.
752 (ix86_comp_type_attributes): Likewise.
753 (ix86_function_regparm): Likewise.
754 (ix86_return_pops_args): Likewise.
755 (init_cumulative_args): Likewise.
756 (find_drap_reg): Likewise.
757 (ix86_static_chain): Likewise.
758 (x86_this_parameter): Likewise.
759 (x86_output_mi_thunk): Likewise.
760 (ix86_attribute_table): Add description for thiscall attribute.
761 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
762 * doc/extend.texi: Add documentation for thiscall.
764 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
767 * c.opt (Wint-to-pointer-cast): Available in C++.
768 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
770 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
772 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
773 * calls.c (expand_call): Pass the function type to aggregate_value_p.
774 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
775 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
776 function type instead. Reorder and simplify checks.
778 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
780 2010-04-08 Jing Yu <jingyu@google.com>
781 Zdenek Dvorak <ook@ucw.cz>
783 PR tree-optimization/42720
784 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
785 loop unswitch conditions here from ...
786 (tree_unswitch_single_loop): ... here.
788 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
790 * tree-if-conv.c: Fix comments and simplify logic.
792 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
794 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
795 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
796 (main_tree_if_conversion): Update call to tree_if_conversion.
798 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
801 * doc/invoke.texi (-b,-V): Delete.
802 * doc/tm.texi: Do not mention -b.
803 * gcc.c (display_help): Delete -b and -V.
804 (process_command): Delete -b and -V.
805 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
807 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
808 Wolfgang Gellerich <gellerich@de.ibm.com>
810 Implement target hook for loop unrolling
811 * target.h (loop_unroll_adjust): Add a new target hook function.
812 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
813 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
814 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
815 (s390_loop_unroll_adjust): Implement the new target hook for s390.
816 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
818 (decide_unroll_stupid): Likewise.
820 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
823 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
825 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
827 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
828 (Specific, *-*-solaris2*): Likewise.
829 Don't prefer Sun as over GNU as.
831 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
833 * config/s390/s390.c (override_options): Adjust the z10
834 defaults for max-unroll-times, max-completely-peeled-insns
835 and max-completely-peel-times.
837 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
839 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
840 instructions for z10.
841 (s390_expand_setmem): Likewise.
842 (s390_expand_cmpmem): Likewise.
844 2010-04-08 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/43679
847 * tree-ssa-pre.c (eliminate): Only propagate copies.
849 2010-04-08 Jakub Jelinek <jakub@redhat.com>
852 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
853 set but not used variable warning.
855 2010-04-08 Wei Guozhi <carrot@google.com>
858 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
859 (arm_size_rtx_costs): Call the new function when optimized for size.
861 2010-04-08 Jakub Jelinek <jakub@redhat.com>
864 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
865 op0 is not a MEM, just return NULL instead of assertion
867 (discover_nonconstant_array_refs): Don't walk debug stmts.
869 2010-04-08 Doug Kwan <dougkwan@google.com>
871 * configure.ac: Recognize gold and do not use its version number
873 * configure: Regenerate.
875 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
878 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
879 (negate_value): Move code to push elements to broken_up_substracts ...
880 (eliminate_plus_minus_pair): ... here. Push operands that have no
881 negative pair to plus_negates.
882 (repropagate_negates, init_reassoc, fini_reassoc): Update.
884 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
886 * doc/install.texi (Configuration): Move description of
887 --enable-lto, --with-libelf*, --enable-gold from Java section to
890 * doc/generic.texi (Working with declarations)
891 (Function Properties, C and C++ Trees): Fix typos.
892 * doc/sourcebuild.texi (Top Level): Likewise.
894 2010-04-07 Jakub Jelinek <jakub@redhat.com>
897 * tree.h (DECL_READ_P): Define.
898 (struct tree_decl_common): Add decl_read_flag.
899 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
900 a set but not used warning.
901 (merge_decls): Merge DECL_READ_P flag.
902 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
903 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
904 * c-common.c (handle_used_attribute, handle_unused_attribute):
906 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
908 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
910 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
911 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
912 c_parser_binary_expression, c_parser_cast_expression,
913 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
914 Call default_function_array_read_conversion instead of
915 default_function_array_conversion where needed.
916 (c_parser_unary_expression, c_parser_conditional_expression,
917 c_parser_postfix_expression_after_primary, c_parser_initelt):
918 Likewise. Call mark_exp_read where needed.
919 (c_parser_statement_after_labels, c_parser_asm_operands,
920 c_parser_typeof_specifier, c_parser_sizeof_expression,
921 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
923 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
925 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
926 (warn_unused_but_set_parameter): Default to warn_unused
928 * doc/invoke.texi: Document -Wunused-but-set-variable and
929 -Wunused-but-set-parameter.
931 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
933 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
934 when operandN variables aren't used in the body of the expander
936 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
937 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
938 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
939 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
940 FOR_EACH_IMM_USE_ON_STMT): Likewise.
941 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
942 * tree.c (PROCESS_ARG): Likewise.
944 2010-04-07 Simon Baldwin <simonb@google.com>
946 * diagnostic.h (diagnostic_override_option_index): New macro to
947 set a diagnostic's option_index.
948 * c-tree.h (c_cpp_error): Add warning reason argument.
949 * opts.c (_warning_as_error_callback): New.
950 (register_warning_as_error_callback): Store callback for
951 warnings enabled via enable_warning_as_error.
952 (enable_warning_as_error): Call callback, minor code tidy.
953 * opts.h (register_warning_as_error_callback): Declare.
954 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
955 response to -Werror=.
956 (c_common_init_options): Register warning_as_error_callback in opts.c.
957 * common.opt: Add -Wno-cpp option.
958 * c-common.c (struct reason_option_codes_t): Map cpp warning
959 reason codes to gcc option indexes.
960 * (c_option_controlling_cpp_error): New function, lookup the gcc
961 option index for a cpp warning reason code.
962 * (c_cpp_error): Add warning reason argument, call
963 c_option_controlling_cpp_error for diagnostic_override_option_index.
964 * doc/invoke.texi: Document -Wno-cpp.
966 2010-04-07 Richard Guenther <rguenther@suse.de>
968 * ipa-reference.c (mark_load): Use get_base_address.
969 (mark_store): Likewise.
971 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
972 inserting GIMPLE_NOPs into the IL.
973 * tree-ssa-structalias.c (get_constraint_for_component_ref):
974 Explicitly strip handled components and indirect references.
976 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
977 folding address expressions.
978 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
979 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
980 operand_equal_p to compare decls.
981 (ptr_deref_may_alias_decl_p): Likewise.
982 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
983 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
984 Handle reversed comparison ops.
985 * tree-sra.c (asm_visit_addr): Use get_base_address.
986 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
987 * ipa-reference.c (mark_address): Use get_base_address.
989 2010-04-07 Richard Guenther <rguenther@suse.de>
991 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
992 Propagate constants everywhere.
994 2010-04-07 Jakub Jelinek <jakub@redhat.com>
997 * tree.c (MAX_INT_CACHED_PREC): Define.
998 (nonstandard_integer_type_cache): New array.
999 (build_nonstandard_integer_type): Cache results for precision
1000 <= MAX_INT_CACHED_PREC.
1002 2010-04-07 Richard Guenther <rguenther@suse.de>
1004 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1005 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1006 * common.opt: Likewise.
1007 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1008 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1009 (nonoverlapping_memrefs_p): Likewise.
1010 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1011 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1012 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1013 OPT_fargument_noalias_global for backward compatibility.
1015 2010-04-07 Richard Guenther <rguenther@suse.de>
1017 PR tree-optimization/43270
1018 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1019 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1020 * tree-ssa-pre.c (phi_translate_1): Adjust.
1021 (fully_constant_expression): Split out vn_reference handling to ...
1022 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1023 Fold reads from constant strings.
1024 (vn_reference_lookup): Handle fully constant references.
1025 (vn_reference_lookup_pieces): Likewise.
1026 * Makefile.in (expmed.o-warn): Add -Wno-error.
1028 2010-04-07 Martin Jambor <mjambor@suse.cz>
1030 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1032 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1035 * gcc.c: Add -static-libstdc++ to list of recognized options.
1037 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1039 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1041 2010-04-07 Richard Guenther <rguenther@suse.de>
1044 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1045 bases build simple mem attributes to retain points-to information.
1047 2010-04-07 Richard Guenther <rguenther@suse.de>
1050 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1051 preserve points-to related information.
1053 2010-04-07 Richard Guenther <rguenther@suse.de>
1056 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1057 discard plain indirect references.
1058 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1059 * tree.c (tree_nop_conversion): Likewise.
1061 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1064 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1066 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1068 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1069 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1071 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1073 * tree-if-conv.c: Fix indentation and comments.
1075 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1077 * tree-if-conv.c: Sort static functions in topological order.
1079 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1081 * tree-if-conv.c: Fix indentation and comments.
1083 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1086 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1087 lang_hooks.types.type_for_size instead of
1088 build_nonstandard_integer_type.
1089 When converting an unsigned type to signed, double its precision.
1090 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1091 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1092 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1095 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1098 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1099 POINTER_PLUS_EXPR for pointer types.
1101 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1104 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1105 * graphite-clast-to-gimple.c: Include langhooks.h.
1106 (max_signed_precision_type): New.
1107 (max_precision_type): Takes two types as arguments.
1108 (precision_for_value): New.
1109 (precision_for_interval): New.
1110 (gcc_type_for_interval): New.
1111 (gcc_type_for_value): New.
1112 (gcc_type_for_clast_term): New.
1113 (gcc_type_for_clast_red): New.
1114 (gcc_type_for_clast_bin): New.
1115 (gcc_type_for_clast_expr): Split up into several functions.
1116 (gcc_type_for_clast_eq): Rewritten.
1117 (compute_bounds_for_level): New.
1118 (compute_type_for_level_1): New.
1119 (compute_type_for_level): New.
1120 (gcc_type_for_cloog_iv): Removed.
1121 (gcc_type_for_iv_of_clast_loop): Rewritten.
1122 (graphite_create_new_loop): Compute the lower and upper bound types
1123 with gcc_type_for_clast_expr.
1124 (graphite_create_new_loop_guard): Same.
1125 (find_cloog_iv_in_expr): Removed.
1126 (compute_cloog_iv_types_1): Removed.
1127 (compute_cloog_iv_types): Removed.
1128 (gloog): Do not call compute_cloog_iv_types.
1129 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1131 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1132 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1133 (GBB_CLOOG_IV_TYPES): Removed.
1135 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1137 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1138 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1139 (detect_commutative_reduction): Same.
1141 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1143 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1144 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1146 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1147 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1148 (rewrite_commutative_reductions_out_of_ssa): Same.
1149 * passes.c (execute_function_todo): Call verify_ssa for every pass
1150 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1151 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1152 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1153 with an extra argument.
1154 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1155 verify_ssa only when the extra argument is true.
1156 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1157 with an extra argument.
1158 (tree_transform_and_unroll_loop): Same.
1160 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1162 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1163 for all the passes of the LNO having LOOP_CLOSED_SSA.
1164 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1165 * tree-loop-distribution.c (pass_loop_distribution): Same.
1166 * tree-pass.h (TODO_verify_loops): Removed.
1167 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1169 (pass_tree_unswitch): Same.
1170 (pass_predcom): Same.
1171 (pass_vectorize): Same.
1172 (pass_linear_transform): Same.
1173 (pass_graphite_transforms): Same.
1174 (pass_iv_canon): Same.
1175 (pass_complete_unroll): Same.
1176 (pass_complete_unrolli): Same.
1177 (pass_parallelize_loops): Same.
1178 (pass_loop_prefetch): Same.
1179 (pass_iv_optimize): Same.
1181 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1184 * passes.c (init_optimization_passes): Move pass_lim before
1185 pass_copy_prop and pass_dce_loop.
1187 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1190 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1191 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1192 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1193 MULTI_* defines for 4 argument vpermil2p* builtins.
1195 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1198 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1199 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1200 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1201 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1202 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1203 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1204 Use x86_maybe_negate_const_int to output insn mnemonic.
1205 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1206 check from instruction predicate. Update comments.
1207 * config/i386/sync.md (sync_add<mode>): Use
1208 x86_maybe_negate_const_int to output insn mnemonic.
1210 2010-04-06 Jan Hubicka <jh@suse.cz>
1212 PR tree-optimization/42906
1213 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1214 IGNORE_SELF argument. Set visited_control_parents for fully
1216 (find_obviously_necessary_stmts): Update call of
1217 mark_control_dependent_edges_necessary.
1218 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1220 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.md: Remove comment about 'e' and 'E'
1225 2010-04-06 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/43627
1228 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1229 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1232 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1234 * BASE-VER: Change to 4.6.0.
1237 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1240 2010-04-06 Richard Guenther <rguenther@suse.de>
1243 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1245 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1247 * doc/invoke.texi (Optimize Options): Document that LTO
1248 won't remove object access purely due to incompatible
1251 2010-04-04 Matthias Klose <doko@ubuntu.com>
1253 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1254 Initialize variable.
1256 2010-04-03 Richard Guenther <rguenther@suse.de>
1259 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1260 require a non-NULL MEM_OFFSET.
1262 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1264 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1265 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1266 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1267 config/alpha/predicates.md, config/arm/arm.md,
1268 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1269 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1270 config/darwin9.h, config/darwin.c, config/darwin.h,
1271 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1272 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1273 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1274 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1275 config/mips/mips.md, config/mn10300/mn10300.c,
1276 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1277 config/rs6000/aix.h, config/rs6000/dfp.md,
1278 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1279 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1280 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1281 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1282 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1283 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1284 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1285 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1286 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1287 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1288 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1289 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1290 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1291 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1292 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1293 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1294 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1295 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1296 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1297 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1298 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1299 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1300 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1301 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1302 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1303 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1304 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1305 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1306 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1307 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1308 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1309 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1310 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1311 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1312 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1313 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1315 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1318 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1319 * aclocal.m4: Regenerate.
1321 2010-04-02 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/43629
1324 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1325 if we have seen a constant value.
1327 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1329 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1331 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1334 * arm.c (legitimize_tls_address): Adjust call to
1335 gen_tls_load_dot_plus_four.
1336 (arm_note_pic_base): New function.
1337 (arm_cannot_copy_insn_p): Use it.
1338 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1341 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1346 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1348 * Makefile.in ($(out_object_file)): Depend on
1349 gt-$(basename $(notdir $(out_file))).h.
1351 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1353 * config.gcc (lm32-*-rtems*): Add t-lm32.
1355 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1357 * config.gcc: Add lm32-*-rtems*.
1358 * config/lm32/rtems.h: New file.
1360 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1363 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1365 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1367 * dwarf2out.c (output_compilation_unit_header): For
1368 -gdwarf-4 use version 4 instead of version 3.
1369 (output_line_info): For version 4 and above emit additional
1370 maximum ops per insn header field.
1371 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1373 * dwarf2out.c (is_c_family, is_java): Remove.
1374 (lower_bound_default): New function.
1375 (add_bound_info, gen_descr_array_type_die): Use it.
1377 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1380 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1381 re-declaration when it happens in a function.
1383 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1385 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1386 (cgraph_remove_function_insertion_hook): Same.
1387 (cgraph_call_function_insertion_hooks): Same.
1389 2010-04-01 Richard Guenther <rguenther@suse.de>
1392 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1393 and TREE_THIS_VOLATILE.
1394 (copy_ref_info): Likewise.
1395 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1396 * tree.c (build6_stat): Ignore side-effects of all but arg5
1397 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1400 2010-04-01 Richard Guenther <rguenther@suse.de>
1402 PR tree-optimization/43607
1403 * ipa-type-escape.c (check_call): Do not access non-existing
1406 2010-04-01 Richard Guenther <rguenther@suse.de>
1410 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1411 Jack Howarth <howarth@bromo.med.uc.edu>
1413 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1416 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1418 * doc/install.texi (Prerequisites): Document libelf usability on
1419 IRIX 5/6 and Solaris 2.
1420 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1421 Update GNU as, GNU ld requirements.
1422 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1423 Document Sun Studio compiler download.
1424 Update and simplify as, ld recommendations.
1425 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1427 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1429 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1430 with_tune_32 to pentium4.
1432 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1434 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1436 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1438 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1439 obsoletion, removal.
1441 Document GNU as requirement.
1442 Update configure requirements.
1443 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1444 Recomment IRIX 6.5.18+.
1445 Document IDF/IDL requirement.
1446 Document GNU as requirement.
1447 Document GNU ld bootstrap failure.
1448 Remove freeware.sgi.com reference.
1450 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1452 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1453 UNIX V4.0, V5.0 obsoletion, removal.
1454 Remove --with-gc=simple reference.
1455 Update VM requirements during bootstrap.
1456 Remove -oldas bootstrap description.
1457 Update binutils reference.
1458 Remove comparison failure note.
1460 2010-03-31 Richard Guenther <rguenther@suse.de>
1461 Zdenek Dvorak <ook@ucw.cz>
1462 Sebastian Pop <sebastian.pop@amd.com>
1465 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1466 with multiple arguments.
1467 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1469 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1471 * graphite-dependences.c (print_pddr): Call print_pdr with an
1473 * graphite-poly.c (debug_pdr): Add an extra argument for the
1476 (print_pbb_domain): Same.
1478 (print_scop_context): Same.
1480 (print_cloog): Same.
1481 (debug_pbb_domain): Same.
1485 (debug_scop_context): Same.
1487 (debug_cloog): Same.
1488 (print_scop_params): Same.
1489 (debug_scop_params): Same.
1490 (print_iteration_domain): Same.
1491 (print_iteration_domains): Same.
1492 (debug_iteration_domain): Same.
1493 (debug_iteration_domains): Same.
1494 (print_scattering_function): Same.
1495 (print_scattering_functions): Same.
1496 (debug_scattering_function): Same.
1497 (debug_scattering_functions): Same.
1498 * graphite-poly.h (debug_pdr): Update declaration.
1500 (print_pbb_domain): Same.
1502 (print_scop_context): Same.
1504 (print_cloog): Same.
1505 (debug_pbb_domain): Same.
1509 (debug_scop_context): Same.
1511 (debug_cloog): Same.
1512 (print_scop_params): Same.
1513 (debug_scop_params): Same.
1514 (print_iteration_domain): Same.
1515 (print_iteration_domains): Same.
1516 (debug_iteration_domain): Same.
1517 (debug_iteration_domains): Same.
1518 (print_scattering_function): Same.
1519 (print_scattering_functions): Same.
1520 (debug_scattering_function): Same.
1521 (debug_scattering_functions): Same.
1523 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1525 * graphite-poly.c (print_scattering_function_1): New.
1526 (print_scattering_function): Call it.
1527 (print_scop_params): Remove spaces at the end of lines.
1530 * graphite-poly.h (print_cloog): Declared.
1531 (debug_cloog): Declared.
1533 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1535 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1537 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1538 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1539 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1540 to switch between adding the IV bump in loop->latch or in loop->header.
1542 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1544 * graphite-poly.c (print_scattering_function): Pretty print following
1547 (print_pbb_domain): Same.
1548 (dump_gbb_cases): Same.
1549 (dump_gbb_conditions): Same.
1552 (print_scop_params): Same.
1553 (print_scop_context): Same.
1555 (print_pbb_body): New.
1556 (lst_indent_to): New.
1557 (print_lst): Start new lines with a #.
1558 * graphite-poly.h (pbb_bb): New.
1559 (pbb_index): Use pbb_bb.
1560 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1562 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1564 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1566 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1567 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1568 and 0 instead of 1 for dw_val_class_flag.
1569 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1570 dw_val_class_range_list, dw_val_class_loc_list,
1571 dw_val_class_lineptr and dw_val_class_macptr, use
1572 DW_FORM_flag_present for dw_val_class_flag and
1573 DW_FORM_exprloc for dw_val_class_loc.
1574 (output_die): For -gdwarf-4 print dw_val_class_loc
1575 size as uleb128 instead of 1 or 2 bytes and don't print
1576 anything for dw_val_class_flag.
1578 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1579 instead of cselib_lookup following by tweaking locs->setting_insn.
1582 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1583 even before returning from label, setjmp call or volatile asm
1586 2010-03-31 Richard Guenther <rguenther@suse.de>
1589 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1590 temporary data on stack.
1592 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1594 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1595 (PUSHSECTION_ASM_OP): Remove.
1596 (POPSECTION_ASM_OP): Remove.
1597 (PUSHSECTION_FORMAT): Remove.
1598 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1599 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1600 * config/sol2.c (solaris_output_init_fini): Use it.
1602 2010-03-31 Jie Zhang <jie@codesourcery.com>
1605 * opt-functions.awk (var_type_struct): Use signed char type
1606 for simple variables.
1608 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1610 * config/sol2.c: Include output.h.
1611 (solaris_assemble_visibility): New function.
1612 * config/t-sol2 (sol2.o): Add output.h dependency.
1613 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1614 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1617 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1620 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1621 V2SImode or XFmode on PRE_DEC.
1624 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1627 2010-03-31 Jie Zhang <jie@codesourcery.com>
1630 * reload.h (caller_save_initialized_p): Declare.
1631 * toplev.c (backend_init_target): Don't call
1632 init_caller_save but set caller_save_initialized_p to false.
1633 * caller-save.c (caller_save_initialized_p): Define.
1634 (init_caller_save): Check caller_save_initialized_p.
1635 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1637 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1640 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1641 and soft-fp/t-softfp to tmake_file.
1642 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1643 (LIBGCC2_TF_CEXT): Define.
1646 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1649 * cselib.c (n_useless_values): Document handling of debug locs.
1650 (n_useless_debug_values, n_debug_values): New variables.
1651 (new_elt_loc_list): Don't add to debug values, keep count.
1652 (promote_debug_loc): New.
1653 (cselib_reset_table): Zero new variables.
1654 (entry_and_rtx_equal_p): Promote debug locs.
1655 (discard_useless_locs): Increment n_useless_debug_values for
1657 (remove_useless_values): Adjust n_useless_values and n_debug_values
1658 with n_useless_debug_values.
1659 (add_mem_for_addr): Promote debug locs.
1660 (cselib_lookup_mem): Likewise.
1661 (cselib_lookup_addr): Renamed to...
1662 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1663 (cselib_log_lookup): ... this. Turn into...
1664 (cselib_lookup_addr): ... new wrapper.
1665 (cselib_lookup_from_insn): New.
1666 (cselib_invalidate_regno): Increment n_useless_debug_values for
1668 (cselib_invalidate_mem): Likewise.
1669 (cselib_process_insn): Take n_deleted and n_debug_values into
1670 account to guard remove_useless_value call.
1671 (cselib_finish): Zero n_useless_debug_values.
1672 * cselib.h (cselib_lookup_from_insn): Declare.
1673 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1674 (sched_analyze_2): Likewise.
1676 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1678 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1680 (adjust_mems): Replace narrowing SUBREG of expression containing
1681 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1682 with operations in the narrower mode.
1685 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1686 regs_invalidated_by_call instead all call_used_reg_set registers.
1688 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1691 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1692 pointer comparisons with types_compatible_p.
1693 * tree-vect-stmts.c (vectorizable_call): Same.
1694 (vectorizable_condition): Same.
1696 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1698 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1699 stack check if the mask would be zero.
1701 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1702 Jack Howarth <howarth@bromo.med.uc.edu>
1704 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1707 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1710 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1712 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1713 Include ___unordxf2 and ___unordtf2.
1714 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1717 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1719 * config/lm32/t-lm32: New file.
1720 * config.gcc: Use the above file when targetting lm32.
1722 2010-03-28 Duncan Sands <baldrick@free.fr>
1724 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1726 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1729 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1730 Improve vectorization cost model diagnostic.
1732 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1735 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1736 compute_data_dependences_for_loop returns false, early exit
1737 and output an extra diagnostic for the failed data reference
1740 2010-03-29 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/43560
1743 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1744 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1746 2010-03-29 Jie Zhang <jie@codesourcery.com>
1749 * toplev.c (process_options): Set optimization_default_node
1750 and optimization_current_node.
1751 * opts.c (decode_options): Don't set optimization_default_node
1752 and optimization_current_node.
1754 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1756 * config/rtems.h: Abandon -qrtems_debug.
1758 2010-03-28 Jan Hubicka <jh@suse.cz>
1760 PR tree-optimization/43505
1761 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1762 map should not be copied.
1764 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1767 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1768 cdtors, set DECL_PRESERVE_P.
1769 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1772 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1774 PR tree-optimization/43528
1775 * stor-layout.c (place_field): Check that constant fits into
1776 unsigned HWI when skipping calculation of MS bitfield layout.
1778 2010-03-27 Jan Hubicka <jh@suse.cz>
1781 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1782 notice_global_symbol work.
1784 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1786 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1787 instead of dwarf2out_decl.
1788 (struct var_loc_node): Remove section_label field.
1789 (dwarf2out_function_decl): New function.
1790 (dwarf2out_var_location): Don't set section_label field.
1791 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1793 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1795 PR tree-optimization/43544
1796 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1797 First argument for builtin vectorized function hook is now a
1798 tree to be able to distinguish between machine specific and
1800 * targhooks.c (default_builtin_vectorized_function): Ditto.
1801 * targhooks.h (default_builtin_vectorized_function): Ditto.
1802 * target.h (struct gcc_target): Ditto.
1803 * tree-vect-stmts.c (vectorizable_function): Ditto.
1804 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1805 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1808 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1811 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1812 nested binding iff it is a FUNCTION_DECL.
1813 (store_parm_decls_newstyle): Pass nested=true to bind for
1814 FUNCTION_DECLs amongst parameters.
1816 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1818 * var-tracking.c (vt_expand_loc_callback): Don't run
1819 cselib_expand_value_rtx_cb in dummy mode if
1820 cselib_dummy_expand_value_rtx_cb returned false.
1822 * var-tracking.c (emit_note_insn_var_location): For one part
1823 notes with offset 0, don't add EXPR_LIST around the location.
1824 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1825 add_location_or_const_value_attribute): Adjust for that change.
1828 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1829 into first operand and location into second.
1830 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1831 dw_cfi_oprnd_loc for DW_CFA_expression.
1832 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1833 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1834 assume first argument is regnum and second argument is location.
1836 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1839 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1840 of scratch register to DImode. Split to DImode comparison operator.
1841 Use SImode subreg of scratch register in the multiplication.
1842 (*cmp_sadd_sidi): Ditto.
1843 (*cmp_ssub_si): Ditto.
1844 (*cmp_ssub_sidi): Ditto.
1846 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1849 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1850 Remove invalid assert and wrong comment.
1852 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1855 * flags.h (final_insns_dump_p): New extern.
1856 * final.c (final_insns_dump_p): New variable.
1857 (rest_of_clean_state): Set it before -fdump-final-insns=
1858 dumping, clear afterwards.
1859 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1860 MEM_ALIAS_SET on MEMs.
1862 2010-03-26 David S. Miller <davem@davemloft.net>
1864 * configure.ac: Fix sparc GOTDATA_OP bug check.
1865 * configure: Rebuild.
1867 2010-03-26 Alan Modra <amodra@gmail.com>
1869 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1871 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1873 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1874 TLS_SECTION_ASM_FLAG.
1876 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1879 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1880 Clear first_function_block_is_cold.
1883 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1884 argument if the argument is truth_value_p.
1886 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1888 * config/rs6000/constraints.md: Update copyright year for my changes.
1891 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1892 used in reg+reg addressing, swap registers.
1894 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1897 * target.h (struct gcc_target): Add code_end hook.
1898 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1900 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1901 * toplev.c (compile_file): Call targetm.asm_out.code_end
1902 hook before unwind info/debug info output.
1903 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1904 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1905 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1906 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1907 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1908 * config/i386/i386.c (ix86_file_end): Renamed to...
1909 (ix86_code_end): ... this. Make static. Don't call
1910 file_end_indicate_exec_stack. Emit unwind info using
1911 final_start_function/final_end_function.
1912 (darwin_x86_file_end): Remove.
1913 (TARGET_ASM_CODE_END): Define.
1914 * config/i386/i386.h (TARGET_ASM_FILE_END,
1915 NEED_INDICATE_EXEC_STACK): Don't define.
1916 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1917 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1918 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1919 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1922 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1923 at the beginning and final_end_function at the end.
1924 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1926 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1928 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1929 and Sun as TLS syntax.
1930 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1931 * configure: Regenerate.
1932 * config.in: Regenerate.
1933 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1934 (default_elf_asm_named_section): Use it.
1935 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1936 (i386_output_dwarf_dtprel): Likewise.
1937 (output_addr_const_extra): Likewise.
1938 (output_pic_addr_const): Lowercase @GOTTPOFF.
1939 (output_addr_const_extra): Likewise.
1940 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1941 (output_addr_const_extra): Likewise.
1942 (output_pic_addr_const): Lowercase @INDNTPOFF.
1943 (output_addr_const_extra): Likewise.
1944 (output_pic_addr_const): Lowercase @NTPOFF.
1945 (output_addr_const_extra): Likewise.
1946 (output_pic_addr_const): Lowercase @TPOFF.
1947 (output_addr_const_extra): Likewise.
1948 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1949 (*tls_global_dynamic_64): Likewise.
1950 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1951 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1953 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1954 (ASM_OUTPUT_TLS_COMMON): Use it.
1955 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1958 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1959 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1960 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1961 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1962 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1963 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1965 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1967 * config/i386/i386.c (override_options): Don't accept
1968 -mtls-dialect=sun any longer.
1969 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1970 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1971 (*tls_local_dynamic_base_32_sun): Likewise.
1972 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1974 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1977 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1978 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1981 * ira.c (adjust_cleared_regs): New function.
1982 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1986 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1988 * expr.c (expand_expr_real): Restore previous
1989 curr_insn_source_location and curr_insn_block after
1990 expand_expr_real_1 call.
1991 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1992 instead of expand_expr_real_1.
1994 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1996 PR rtl-optimization/43413
1997 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2000 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2003 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2004 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2006 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2008 * config/i386/i386.c (ix86_target_string): Add -mfma.
2009 Fix a typo in comment.
2011 2010-03-22 Mike Stump <mikestump@comcast.net>
2014 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2015 Don't overly align based upon packed packed fields.
2017 2010-03-22 Jason Merrill <jason@redhat.com>
2019 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2020 Use () rather than [], and move before the element type.
2022 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2024 * doc/configfiles.texi (Configuration Files): Removed
2025 fixinc/Makefile*, intl/Makefile.*.
2026 * doc/makefile.texi: Fixed markup. Abstract from version
2027 control system used.
2028 (Makefile): Removed obsolete gcc/java/parse.y example.
2029 * doc/sourcebuild.texi: Likewise.
2030 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2031 libgomp, libssp. Removed fastjar.
2032 (Miscellaneous Docs): Clarify location.
2033 Added COPYING3, COPYING3.LIB.
2034 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2036 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2039 * config/i386/i386.c (x86_function_profiler)
2040 [!NO_PROFILE_COUNTERS]: Fix typo.
2041 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2044 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2045 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2047 * doc/sourcebuild.texi (Test Directives): Split into six
2048 subsections, with most of the current text in new subsections
2049 Directives, Selectors, and Final Actions.
2050 (Directives): Split list of test directives into multiple
2052 (Selectors): Describe use and syntax of selectors.
2053 (Effective-Target Keywords): Describe all existing keywords.
2054 (Add Options): Describe features for dg-add-options.
2055 (Require Support): Describe variants of dg-require-support.
2056 (Final Actions): Describe commands to use in dg-final.
2058 2010-03-22 Michael Matz <matz@suse.de>
2061 * recog.c (validate_replace_rtx_group): Replace also in
2062 REG_EQUAL and REG_EQUIV notes.
2064 2010-03-22 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/43390
2067 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2068 sure vector extracts are type correct.
2070 2010-03-22 Richard Guenther <rguenther@suse.de>
2073 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2074 x * sqrt (x) even when optimizing for size if the target
2075 has native support for sqrt.
2077 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2079 * varasm.c (make_decl_rtl_for_debug): Also clear
2080 flag_mudflap for the duration of make_decl_rtl call.
2083 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2084 locs from preserved VALUEs.
2086 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2089 * pa.md (movmemsi): Set align to one if zero.
2090 (movmemdi): Likewise.
2092 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2095 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2096 with their corresponding prologue pushes.
2098 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2101 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2102 at the begining or end.
2103 (spu_expand_epilogue): Likewise.
2105 2010-03-20 Richard Guenther <rguenther@suse.de>
2107 PR rtl-optimization/43438
2108 * combine.c (make_extraction): Properly zero-/sign-extend an
2109 extraction of the low part of a CONST_INT. Also handle
2112 2010-03-19 Mike Stump <mikestump@comcast.net>
2114 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2115 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2116 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2118 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2121 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2124 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2126 PR rtl-optimization/42258
2127 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2128 use that may match DEF.
2131 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2132 the cost of loading the constant rather than assuming
2134 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2135 outer code is AND, do the same tests as the andsi3 expander and
2136 return COSTS_N_INSNS (1) if and is cheap.
2138 * optabs.c (avoid_expensive_constant): Fix formatting.
2140 2010-03-19 Michael Matz <matz@suse.de>
2143 * attribs.c (decl_attributes): When rebuilding a function pointer
2144 type use the same qualifiers as the original pointer type.
2146 2010-03-19 Martin Jambor <mjambor@suse.cz>
2148 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2149 and is_gimple_ip_invariant_address.
2151 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2154 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2156 * config/arm/arm.c (arm_override_options): Turn off
2157 flag_dwarf2_cfi_asm for AAPCS variants.
2159 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2162 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2163 Use PRE_MODIFY instead of PRE_DEC.
2164 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2165 (vfp_emit_fstmd): Likewise.
2167 2010-03-19 Michael Matz <matz@suse.de>
2170 * builtins.c (expand_builtin_interclass_mathfn,
2171 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2174 2010-03-19 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/43415
2177 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2178 (phi_translate_1): ... this.
2179 (phi_translate): Move all caching here. Cache all NARY
2180 and REFERENCE translations.
2182 2010-03-19 David S. Miller <davem@davemloft.net>
2184 With help from Eric Botcazou.
2185 * config/sparc/sparc.c: Include dwarf2out.h.
2186 (emit_pic_helper): Delete.
2187 (pic_helper_symbol_name): Delete.
2188 (pic_helper_emitted_p): Delete.
2189 (pic_helper_needed): New.
2190 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2191 (get_pc_thunk_name): New.
2192 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2193 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2194 Set pic_helper_needed to true. Don't call emit_pic_helper.
2195 (sparc_expand_prologue): Update load_pic_register call.
2196 (sparc_output_mi_thunk): Likewise.
2197 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2198 thunk if possible. Output CFI information as needed.
2200 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2201 Jack Howarth <howarth@bromo.med.uc.edu>
2204 * config/i386/i386.h: Fix ABI on darwin x86-32.
2206 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2208 * tree.h: Declare make_decl_rtl_for_debug.
2209 * varasm.c (make_decl_rtl_for_debug): New.
2210 * dwarf2out.c (rtl_for_decl_location): Call it.
2211 * cfgexpand.c (expand_debug_expr): Call it.
2213 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2216 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2220 * var-tracking.c (vt_init_cfa_base): Do nothing if
2221 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2223 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2226 * var-tracking.c (canonicalize_vars_star): New.
2227 (dataflow_post_merge_adjust): Use it.
2229 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2232 * var-tracking.c (non_suitable_const): New function.
2233 (add_uses): For DEBUG_INSNs with constants, don't record any
2234 value, instead just the constant value itself.
2235 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2236 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2237 (emit_notes_in_bb): Likewise.
2238 (emit_note_insn_var_location): For onepart variables if
2239 cur_loc is a VOIDmode constant, use DECL_MODE.
2241 2010-03-18 Martin Jambor <mjambor@suse.cz>
2244 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2245 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2246 all non-clones. Moved call redirection...
2247 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2248 (cgraph_materialize_all_clones): Dispose of all
2249 combined_args_to_skip bitmaps.
2250 (verify_cgraph_node): Do not check for edges pointing to wrong
2251 nodes in inline clones.
2252 * tree-inline.c (copy_bb): Call
2253 cgraph_redirect_edge_call_stmt_to_callee.
2254 * ipa.c (cgraph_remove_unreachable_nodes): Call
2255 cgraph_node_remove_callees even when there are used clones.
2257 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2261 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2264 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2267 2010-03-18 Michael Matz <matz@suse.de>
2270 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2271 into sqrt(x) if we need to preserve signed zeros.
2273 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2274 Eric Botcazou <ebotcazou@adacore.com>
2276 PR rtl-optimization/43360
2277 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2278 note if we don't know its invariant status.
2280 2010-03-18 Michael Matz <matz@suse.de>
2282 PR tree-optimization/43402
2283 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2284 PHI chains of ssa names registered for update.
2286 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2289 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2290 non-offsettable and pre_modify update addressing.
2291 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2292 and "2" alternatives "#".
2293 (*movdd_softfloat32): Make all alternatives "#";
2294 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2295 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2296 (*movdf_softfloat32): Make all alternatives "#";
2297 (movdi): Use the new DIFD mode iterator to create a common splitter
2298 for movdi, movdf and movdd patterns.
2300 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2302 * common.opt (dumpdir): Remove redundant tab.
2304 2010-03-17 Martin Jambor <mjambor@suse.cz>
2306 PR tree-optimization/43347
2307 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2308 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2310 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2312 PR rtl-optimization/42216
2313 * regrename.c (create_new_chain): New function, broken out from...
2314 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2315 appending a use to an empty chain.
2316 (build_def_use): Remove previous changes that convert OP_INOUT to
2317 OP_OUT operands; instead detect the case where an OP_INOUT operand
2318 uses a previously untracked register and create an empty chain for it.
2320 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2322 * doc/extend.texi (Function Attributes): Rewrite unfinished
2323 sentence in ms_abi documentation.
2325 2010-03-17 Alan Modra <amodra@gmail.com>
2327 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2328 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2329 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2330 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2332 2010-03-16 Richard Henderson <rth@redhat.com>
2335 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2336 (lower_try_finally): Save and restore eh_seq around the expansion
2339 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2341 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2342 statements before splitting block.
2344 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2346 * doc/sourcebuild.texi (Testsuites): Fix markup.
2347 Use pathnames relative to gcc/testsuite.
2348 (Test Directives): Move description of how timeout is determined.
2349 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2350 (C Tests): Correct gcc.misc-tests directory.
2351 Framework tests now live in gcc.test-framework.
2353 2010-03-16 Richard Guenther <rguenther@suse.de>
2356 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2357 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2359 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2360 Alexandre Oliva <aoliva@redhat.com>
2362 PR tree-optimization/42917
2363 * lambda-code.c (remove_iv): Skip debug statements.
2364 (lambda_loopnest_to_gcc_loopnest): Likewise.
2365 (not_interesting_stmt): Debug statements are not interesting.
2367 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2371 * cselib.c (cselib_preserve_constants,
2372 cfa_base_preserved_val): New static variables.
2373 (preserve_only_constants): New function.
2374 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2375 clear its REG_VALUES. If cselib_preserve_constants, don't
2376 empty the whole hash table, but preserve there VALUEs with constants,
2377 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2378 (cselib_preserve_cfa_base_value): New function.
2379 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2380 (cselib_init): Change argument to int bitfield. Set
2381 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2383 (cselib_finish): Clear cselib_preserve_constants and
2384 cfa_base_preserved_val.
2385 * cselib.h (enum cselib_record_what): New enum.
2386 (cselib_init): Change argument to int.
2387 (cselib_preserve_cfa_base_value): New prototype.
2388 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2389 * dse.c (dse_step1): Likewise.
2390 * cfgcleanup.c (thread_jump): Likewise.
2391 * sched-deps.c (sched_analyze): Likewise.
2392 * gcse.c (local_cprop_pass): Likewise.
2393 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2394 If FN is non-NULL, call the callback always and whenever it returns
2395 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2396 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2397 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2398 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2399 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2400 * var-tracking.c: Include recog.h.
2401 (bb_stack_adjust_offset): Remove.
2402 (vt_stack_adjustments): Don't call it, instead just gather the
2403 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2404 (adjust_stack_reference): Remove.
2405 (compute_cfa_pointer): New function.
2406 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2407 (struct adjust_mem_data): New type.
2408 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2410 (get_address_mode): New function.
2411 (replace_expr_with_values): Use it.
2412 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2413 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2414 (adjust_sets): Remove.
2415 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2416 Use get_address_mode.
2417 (get_adjusted_src): Remove.
2418 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2419 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2420 (add_with_sets): Don't call adjust_sets.
2421 (fp_setter, vt_init_cfa_base): New functions.
2422 (vt_initialize): Change return type to bool. Move most of pool etc.
2423 initialization to the beginning of the function from end. Pass
2424 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2425 If !frame_pointer_needed, call vt_stack_adjustment before mos
2426 vector is filled, call vt_init_cfa_base if argp/framep has been
2427 eliminated to sp. If frame_pointer_needed and argp/framep has
2428 been eliminated to hard frame pointer, set
2429 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2430 encountering fp setter in the prologue. For MO_ADJUST, call
2431 log_op_type before pusing the op into mos vector, not afterwards.
2432 Call adjust_insn before cselib_process_insn/add_with_sets,
2433 call cancel_changes (0) afterwards.
2434 (variable_tracking_main_1): Adjust for vt_initialize calling
2435 vt_stack_adjustments and returning whether it succeeded or not.
2437 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2439 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2442 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2444 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2446 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2447 drap_reg has not been set.
2449 2010-03-15 Michael Matz <matz@suse.de>
2452 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2453 use it to expand block copies.
2454 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2455 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2456 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2458 2010-03-15 Richard Guenther <rguenther@suse.de>
2460 PR tree-optimization/43367
2461 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2464 2010-03-15 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/43317
2467 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2469 2010-03-15 Martin Jambor <mjambor@suse.cz>
2471 PR tree-optimization/43141
2472 * tree-sra.c (create_abstract_origin): New function.
2473 (modify_function): Call create_abstract_origin.
2475 2010-03-15 Chris Demetriou <cgd@google.com>
2477 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2480 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2483 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2484 call insert_out_of_ssa_copy for default definitions.
2486 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2488 * graphite-clast-to-gimple.c (my_long_long): Defined.
2489 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2490 * graphite-sese-to-poly.c (my_long_long): Defined.
2491 (scop_ivs_can_be_represented): Use it.
2493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2495 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2496 graphite-max-bbs-per-function, and loop-block-tile-size.
2497 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2499 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2501 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2503 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2504 forward declaration.
2505 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2506 (add_upper_bounds_from_estimated_nit): New.
2507 (build_loop_iteration_domains): Use it.
2509 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2511 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2513 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2516 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2517 should be an INTEGER_CST. Also handle CASE_CONVERT.
2519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2521 * graphite.c (graphite_initialize): To bound the number of bbs per
2522 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2523 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2524 * doc/invoke.texi: Document it.
2526 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2528 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2529 * graphite-sese-to-poly.h (build_poly_scop): Same.
2531 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2533 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2534 the number of parameters in the scop. Use as an upper bound
2535 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2536 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2537 * doc/invoke.texi: Document it.
2539 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2541 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2542 * doc/c-tree.texi: Remove.
2543 * doc/generic.texi: Merge c-tree.texi here.
2544 * doc/gccint.texi (Trees): Remove menu entry.
2545 (c-tree.texi): Remove @include.
2546 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2547 * doc/languages.texi (Reading RTL): Ditto.
2549 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2552 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2554 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2557 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2558 code added to work around reload clobbering CONST insns.
2560 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2562 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2563 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2564 (cselib_preserve_only_values): Remove retain argument, don't
2565 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2566 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2567 * var-tracking.c (micro_operation): Move insn field before union.
2568 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2569 (struct variable_tracking_info_def): Remove n_mos field, change
2570 mos into a vector of micro_operations.
2571 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2572 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2573 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2574 changing into a vector.
2575 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2576 come before all other uops generated by add_stores.
2577 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2579 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2580 a vector. Run just one pass over the bbs instead of separate counting
2581 and computation phase.
2582 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2585 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2586 into *nonlocalized_list vector.
2587 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2588 even if origin is non-NULL.
2589 (gen_variable_die): Likewise.
2590 (process_scope_var): Don't change origin.
2591 (gen_decl_die): Likewise.
2592 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2593 before adding new edges instead of after it, fix moving over
2596 2010-03-11 David S. Miller <davem@davemloft.net>
2598 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2600 * configure: Rebuild.
2602 2010-03-11 Martin Jambor <mjambor@suse.cz>
2604 PR tree-optimization/43257
2605 * tree.c (assign_assembler_name_if_neeeded): New function.
2606 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2608 * tree.h (assign_assembler_name_if_neeeded): Declare.
2609 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2610 the function if needed.
2612 2010-03-11 Chris Demetriou <cgd@google.com>
2614 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2615 include/stdint-gcc.h, and include/stdint.h world-readable.
2617 2010-03-11 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/43255
2620 * tree-vrp.c (process_assert_insertions_for): Do not insert
2621 asserts for trivial conditions.
2623 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2625 PR tree-optimization/43280
2626 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2627 generation. Move calculation of size out of the if branch.
2628 (find_bswap): Modify compare number generation.
2630 2010-03-11 Richard Guenther <rguenther@suse.de>
2633 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2634 (input_gimple_stmt): Fixup handled component types during
2635 operand read. Also fix up decls in ADDR_EXPRs.
2637 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2639 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2640 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2642 2010-03-10 Jan Hubicka <jh@suse.cz>
2645 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2646 * varasm.c (get_variable_section): Don't do that here...
2647 (make_decl_rtl): ... and here.
2648 (do_assemble_alias): Produce decl RTL.
2649 (assemble_alias): Likewise.
2651 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2654 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2655 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2657 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2658 (based_loc_descr): Only express drap or vdrap regno based expressions
2659 using DW_OP_fbreg when not optimizing.
2660 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2661 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2662 REG_CFA_SET_VDRAP note.
2664 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2666 PR tree-optimization/43236
2667 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2668 error in calculation of base address in reverse iteration case.
2669 (generate_builtin): Take number of latch executions if the statement
2672 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2675 * tree-eh.c: Include pointer-set.h.
2676 (lower_eh_dispatch): Filter out duplicate case labels and
2677 remove the unneeded edge when the label is unused. Return
2678 true when some edges are removed.
2679 (execute_lower_eh_dispatch): When any lowering resulted in
2680 removing an edge, also delete unreachable blocks.
2682 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2685 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2686 UNSPEC_MACHOPIC_OFFSET.
2688 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2691 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2692 (m68k_delegitimize_address): New function.
2694 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2697 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2700 * var-tracking.c (adjust_sets): New function.
2701 (count_with_sets, add_with_sets): Use it.
2702 (get_adjusted_src): New inline function.
2703 (add_stores): Use it.
2706 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2707 call cselib_dummy_expand_value_rtx_cb instead of
2708 cselib_expand_value_rtx_cb.
2711 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2712 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2713 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2714 and .cfi_endproc around the pic thunks.
2715 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2716 all queued unwind info register saves are saved before the call.
2717 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2718 considered as sp-=4 for unwind info and the pop as sp+=4 which
2719 also clobbers dest, but doesn't actually restore it.
2722 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2723 RTX_FRAME_RELATED_P.
2725 2010-03-09 Jie Zhang <jie@codesourcery.com>
2727 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2728 whitespaces in output template.
2730 2010-03-09 Jie Zhang <jie@codesourcery.com>
2732 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2735 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2737 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2738 builtins.exp in a separate job.
2740 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2742 * graphite-sese-to-poly.c (add_param_constraints): Use
2743 lower_bound_in_type and upper_bound_in_type.
2745 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2747 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2748 instead of unsigned_type_node.
2750 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2751 Reza Yazdani <reza.yazdani@amd.com>
2754 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2755 on pointer type parameters.
2757 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2761 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2762 handle conversions from pointer to integers.
2763 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2764 induction variable, to be able to work with code generated by CLooG.
2765 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2766 (build_poly_scop): Bail out if we cannot codegen a loop.
2768 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2770 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2771 code generation with gloog_error.
2773 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2775 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2776 Call fold_convert on all the returned values.
2777 (expand_scalar_variables_expr): Pass to
2778 expand_scalar_variables_ssa_name the type of the resulting expression.
2780 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2782 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2783 ppl_min_for_le_pointset.
2784 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2785 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2787 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2789 * graphite-dependences.c (map_into_dep_poly): Removed.
2790 (dependence_polyhedron_1): Use combine_context_id_scat.
2792 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2794 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2795 (struct poly_bb): Same.
2796 (combine_context_id_scat): New.
2798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2801 * sese.c (name_defined_in_loop_p): Return false for default
2804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2806 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2807 and clean up the logic.
2809 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2811 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2814 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2816 * var-tracking.c (remove_cselib_value_chains): Define only for
2818 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2819 delete_slot_part, emit_notes_for_differences_1): Don't call
2820 remove_cselib_value_chains here.
2821 (set_slot_part, emit_notes_for_differences_2): Don't call
2822 add_cselib_value_chains here.
2823 (preserved_values): New vector.
2824 (preserve_value): New function.
2825 (add_uses, add_stores, vt_add_function_parameters): Use it
2826 instead of cselib_preserve_value.
2827 (changed_values_stack): New vector.
2828 (check_changed_vars_0): New function.
2829 (check_changed_vars_1, check_changed_vars_2): Use it.
2830 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2831 changed_values_stack VALUEs.
2832 (vt_emit_notes): For all preserved_values call
2833 add_cselib_value_chains. If ENABLE_CHECKING call
2834 remove_cselib_value_chains before verifying value_chains is empty.
2835 Initialize and free changed_values_stack.
2836 (vt_initialize): Initialize preserved_values.
2837 (vt_finalize): Free preserved_values.
2839 2010-03-08 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/43269
2842 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2845 2010-03-08 Martin Jambor <mjambor@suse.cz>
2847 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2848 (ipa_is_param_called): Removed.
2849 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2850 (ipa_print_node_params): Do not print the called flag.
2851 (ipa_write_node_info): Do not stream the called flag.
2852 (ipa_read_node_info): Likewise.
2854 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2857 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2858 * cselib.c (struct expand_value_data): Add dummy field.
2859 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2861 (cselib_dummy_expand_value_rtx_cb): New function.
2862 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2864 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2865 * var-tracking.c: Include pointer-set.h.
2866 (variable): Change n_var_parts to char from int. Add
2867 cur_loc_changed and in_changed_variables fields.
2868 (variable_canonicalize): Remove.
2869 (shared_var_p): New inline function.
2870 (unshare_variable): Maintain cur_loc_changed and
2871 in_changed_variables fields. If var was in changed_variables,
2872 replace it there with new_var. Just copy cur_loc instead of
2873 resetting it to something else.
2874 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2875 (dataflow_set_union): Don't call variable_canonicalize.
2876 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2877 of their DEBUG_EXPR_TREE_DECLs.
2878 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2879 and in_changed_variables and cur_loc_changed is false.
2880 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2881 and cur_loc_changed. Don't update cur_loc here.
2882 (variable_merge_over_src): Don't call variable_canonicalize.
2883 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2884 removing loc that is equal to cur_loc, clear cur_loc,
2885 set cur_loc_changed and ensure variable_was_changed is called.
2886 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2887 compare pointers in cur_loc check, if it is equal to loc,
2888 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2889 (variable_different_p): Remove compare_current_location argument,
2890 don't compare cur_loc.
2891 (dataflow_set_different_1): Adjust variable_different_p caller.
2892 (variable_was_changed): If dv had some var in changed_variables
2893 already, reset in_changed_variables flag for it and propagate
2894 cur_loc_changed over to the new variable. On empty var
2895 always set cur_loc_changed. Set in_changed_variables on whatever
2896 var is added to changed_variables.
2897 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2898 Use shared_var_p. When removing loc that is equal to cur_loc,
2899 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2900 end, don't set it to something else, just call variable_was_changed.
2901 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2902 loc being removed, clear cur_loc and set cur_loc_changed.
2903 Set cur_loc_changed if all locations have been removed.
2904 (struct expand_loc_callback_data): New type.
2905 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2906 allocated. Always create SUBREGs if simplify_subreg failed.
2907 Prefer to use cur_loc, when that fails and still in
2908 changed_variables (and seen first time) recompute it. Set
2909 cur_loc_changed of variables which had to change cur_loc and
2910 compute elcd->cur_loc_changed if any of the subexpressions used
2911 had to change cur_loc.
2912 (vt_expand_loc): Adjust to pass arguments in
2913 expand_loc_callback_data structure.
2914 (vt_expand_loc_dummy): New function.
2915 (emitted_notes): New variable.
2916 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2917 that weren't used for any other decl in current
2918 emit_notes_for_changes call call vt_expand_loc_dummy to update
2919 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2920 first loc_chain location if NULL before. Always use just
2921 cur_loc instead of first loc_chain location. When cur_loc_changed
2922 is false, when not --enable-checking=rtl just don't emit any note.
2923 When rtl checking, compute the note and assert it is the same
2924 as previous note. Clear cur_loc_changed and in_changed_variables
2925 at the end before removing from changed_variables.
2926 (check_changed_vars_3): New function.
2927 (emit_notes_for_changes): Traverse changed_vars to call
2928 check_changed_vars_3 on each changed var.
2929 (emit_notes_for_differences_1): Clear cur_loc_changed and
2930 in_changed_variables. Recompute cur_loc of new_var.
2931 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2932 (vt_emit_notes): Initialize and destroy emitted_notes.
2934 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2936 PR rtl-optimization/42220
2937 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2938 Use verify_reg_tracked to determine if we should use OP_OUT rather
2940 (build_def_use): If we see an in-out operand for a register that we
2941 know nothing about, treat is an output if possible, fail the block if
2944 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2947 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2950 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2953 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2954 uses of relevant DEFs that are dead outside the loop too.
2956 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2958 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2960 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2962 * var-tracking.c (values_to_unmark): New variable.
2963 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2964 values_to_unmark vector. Moved body to...
2965 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2966 instead queue it into values_to_unmark vector.
2967 (vt_find_locations): Free values_to_unmark vector.
2969 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2971 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2972 (site.exp): Export them when plugins are enabled.
2974 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2977 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2979 (chrec_fold_multiply): Same.
2981 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2984 * c-decl.c (build_compound_literal): Return early if init is
2987 2010-03-04 Martin Jambor <mjambor@suse.cz>
2989 PR tree-optimization/43164
2990 PR tree-optimization/43191
2991 * tree-sra.c (type_consists_of_records_p): Reject records with
2992 zero-size bit-fields at the end.
2994 2010-03-04 Mike Stump <mikestump@comcast.net>
2996 * Makefile.in (TAGS): Remove *.y.
2998 2010-03-04 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/40761
3001 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3003 (my_rev_post_order_compute): New function.
3004 (init_pre): Call it.
3006 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3009 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3010 decrease the cost of an IV candidate when the cost is infinite.
3012 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3014 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3015 Use '3DNow!' for the extension of that name, ensure normal space
3017 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3019 2010-03-03 Jeff Law <law@redhat.com>
3021 * PR middle-end/32693
3022 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3023 than gen_rtx_SUBREG.
3024 (extract_bit_field_1): Likewise.
3026 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3028 * doc/sourcebuild.texi (Test directives): Document that arguments
3029 include-opts and exclude-opts are now optional for dg-skip-if,
3030 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3032 2010-03-03 Jason Merrill <jason@redhat.com>
3035 * cgraph.h (varpool_node): Add extra_name field.
3036 * varpool.c (varpool_extra_name_alias): New.
3037 (varpool_assemble_decl): Emit extra name aliases.
3038 (varpool_mark_needed_node): Look past an extra name alias.
3039 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3040 * lto-streamer-in.c (lto_input_tree): Read it.
3041 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3043 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3045 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3046 (sparc*-*-solaris2*): ...this.
3048 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3051 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3052 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3053 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3054 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3057 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3058 fallthrough to default handling, just with want_address 0 instead of 2.
3059 For single element lists, add_AT_loc directly, otherwise create an
3060 artificial variable DIE and stick location list to it.
3063 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3064 (VAL_EXPR_HAS_REVERSE): Define.
3065 (reverse_op): New function.
3066 (add_stores): For reversible operations add an extra MO_VAL_USE.
3068 2010-03-02 Jason Merrill <jason@redhat.com>
3070 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3072 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3074 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3075 (sparc64-*-linux*): Likewise.
3076 (sparc64-*-solaris2*): Include assembler files before linker ones.
3077 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3078 * config/sparc/gas.h: Delete.
3079 * config/sparc/sol2-64.h: Add copyright notice.
3080 * config/sparc/sol2-gas-bi.h: Likewise.
3081 * config/sparc/sol2-gld.h: Likewise.
3082 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3083 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3084 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3085 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3086 (sparc_elf_asm_named_section): Rename into...
3087 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3089 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3091 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3093 2010-03-02 Jeff Law <law@redhat.com>
3096 * reload1.c (rtx_p, substitute_stack): Declare.
3097 (substitute): Record addresses of changed rtxs.
3098 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3099 Restore the original rtx when complete.
3100 (reload): Free subsitute_stack when complete.
3102 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3104 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3105 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3107 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3108 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3109 Torture Tests): Change from subsection to section.
3111 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3112 Steven Bosscher <steven@gcc.gnu.org>
3114 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3117 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3120 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3121 the assignment from the new induction variable to the assignment
3122 of the value from the original loop PHI function.
3124 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3125 Daniel Jacobowitz <dan@codesourcery.com>
3127 * doc/sourcebuild.texi (Test directives): Clarify options to
3130 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3132 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3133 Disable cfi directives unless GCC and gas agree on using read-only
3134 .eh_frame sections for 64-bit.
3135 * configure: Regenerate.
3137 2010-03-01 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/43220
3140 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3141 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3143 2010-03-01 Richard Guenther <rguenther@suse.de>
3144 Martin Jambor <mjambor@suse.cz>
3147 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3148 gimplified parameters.
3150 2010-03-01 Christian Bruel <christian.bruel@st.com>
3152 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3154 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3158 2010-03-01 Richard Guenther <rguenther@suse.de>
3161 * expr.c (expand_assignment): Use the alias-oracle to tell
3162 if the rhs aliases the result decl.
3164 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3167 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3168 to sol_gt_pch_get_address.
3169 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3170 64-bit, SPARC and x86.
3171 (sol_gt_pch_get_address): New function.
3173 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3175 * toplev.h (inform_n, error_n): Declare.
3176 * diagnostic.c (inform_n, error_n): New function.
3178 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3180 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3181 has no rtl yet when processing local_decls, queue it and recheck
3182 if deferred stack allocation hasn't assigned it rtl.
3184 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3186 * config/sh/sh.c (unspec_bbr_uid): New.
3187 (gen_block_redirect): Use it instead of INSN_UID.
3188 (gen_far_branch): Likewise.
3190 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3193 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3195 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3197 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3198 (Warning Options): -Wno-conversion-null is valid for
3199 Objective-C++ as well.
3200 * doc/tm.texi (Named Address Spaces): Likewise.
3201 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3202 * doc/tree-ssa.texi (Tree SSA): Likewise.
3204 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3207 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3208 by default. Don't set the default arch for
3209 i[34567]86-*-darwin*|x86_64-*-darwin*.
3211 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3214 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3215 default. Set the default 32bit/64bit archs with $with_arch
3216 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3218 2010-02-27 Richard Guenther <rguenther@suse.de>
3220 PR tree-optimization/43186
3221 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3222 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3223 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3224 unroller iterations.
3226 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3228 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3229 required and i[34567]86-*-* targets don't support 64bit ISA.
3231 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3234 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3237 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3239 * config.gcc: Set the default arch at least to Prescott for
3240 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3241 if SSE math is enabled.
3243 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3245 * diagnostic.c (diagnostic_initialize): Update.
3246 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3248 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3249 (diagnostic_inhibit_notes): New.
3250 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3252 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3255 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3256 * doc/standards.texi: Likewise.
3257 * doc/extend.texi: Likewise.
3258 * doc/trouble.texi: Likewise.
3259 * doc/cppopts.texi: Likewise.
3260 * doc/install.texi: Likewise.
3261 * c.opt (std=c90,std=gnu90): New options.
3262 * c-opts.c (c_common_handle_option): Handle them.
3264 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3267 * c-decl.c (undeclared_variable): Use an informative note.
3269 2010-02-26 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/43186
3272 * gimple.h (gimple_fold): Remove.
3273 * gimple.c (gimple_fold): Remove. Inline into single user ...
3274 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3275 Try harder for conditions.
3277 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3280 * function.c (used_types_insert): Don't skip through named pointer
3281 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3282 and it is different from the main variant's type.
3284 2010-02-26 Nick Clifton <nickc@redhat.com>
3286 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3288 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3290 * config.gcc: Support --with-fpmath=sse for x86.
3292 * config/i386/ssemath.h: New.
3294 * doc/install.texi (--with-fpmath=sse): Documented.
3296 2010-02-26 Richard Guenther <rguenther@suse.de>
3298 PR tree-optimization/43188
3299 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3300 vector types of over-aligned element type.
3302 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3306 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3308 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3310 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3312 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3314 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3315 * var-tracking.c: Include diagnostic.h.
3316 (debug_dv): New function.
3317 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3320 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3321 (add_value_chain, add_value_chains, remove_value_chain,
3322 remove_value_chains): Handle DEBUG_EXPRs.
3323 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3326 * regcprop.c (struct queued_debug_insn_change): New type.
3327 (struct value_data_entry): Add debug_insn_changes field.
3328 (struct value_data): Add n_debug_insn_changes field.
3329 (debug_insn_changes_pool): New variable.
3330 (free_debug_insn_changes, apply_debug_insn_changes,
3331 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3332 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3333 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3335 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3337 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3338 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3339 changes, call cprop_find_used_regs via note_stores.
3340 (copyprop_hardreg_forward): When copying vd from predecessor
3341 which has any queued DEBUG_INSN changes, make sure the pointers are
3342 cleared. At the end call df_analyze and then if there are any
3343 DEBUG_INSN changes queued at the end of some basic block for still
3344 live registers, apply them.
3345 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3347 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3349 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3352 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3354 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3355 targets. Set the default with_cpu/with_arch from arch/cpu.
3356 Allow x86-64 and native for with_cpu/with_arch.
3358 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3360 * ebitmap.c: Change calls to verify_popcount with calls to
3361 sbitmap_verify_popcount.
3362 (ebitmap_clear_bit): Fixed map->cacheindex test and
3363 map>cache update when bit clearing results in an empty
3366 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3369 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3370 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3371 and support both V2DF and V2DI modes.
3372 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3373 support both V2DF and V2DI modes.
3374 (general): Delete trailing whitespace from a few patterns.
3376 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3377 V2DF/V2DI interleave high/low builtins.
3379 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3382 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3383 interleave high/low functions.
3385 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3387 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3388 #pragma extern_prefix.
3390 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3393 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3394 BLKmode, assert op0 is a MEM and just adjust its mode.
3397 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3398 if bitpos isn't multiple of mode's bitsize.
3400 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3402 * c.opt (-ftemplate-depth=): New.
3403 (-ftemplate-depth-): Deprecate.
3404 * optc-gen.awk: Handle -ftemplate-depth=.
3405 * opth-gen.awk: Likewise.
3406 * c-opts.c (c_common_handle_option): Likewise.
3407 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3409 2010-02-24 Jason Merrill <jason@redhat.com>
3411 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3413 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3415 * cfg.c (alloc_aux_for_block): Remove inline.
3416 (alloc_aux_for_edge): Likewise.
3418 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3420 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3422 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3424 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3425 * config/i386/sol2-gas.h: New file.
3426 * config.gcc (i[34567]86-*-solaris2*): Use it.
3428 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3431 * c-typeck.c (ep_convert_and_check): New.
3432 (build_conditional_expr): Use it.
3433 (build_binary_op): Likewise.
3435 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3437 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3440 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3441 bounds even for -O+.
3442 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3443 expr needs to have DECL_NAME set.
3445 2010-02-24 Nick Clifton <nickc@redhat.com>
3447 * config/mep/mep.c: Include gimple.h.
3448 (mep_function_uses_sp): Delete unused function.
3449 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3450 parameters. Use unsigned integers to count args. Return a
3451 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3453 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3456 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3457 greater or equal to nelt instead of 2 * nelt.
3458 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3461 2010-02-23 Jason Merrill <jason@redhat.com>
3464 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3465 in cfun->local_decls even if they have register types.
3468 * stor-layout.c (place_field): Don't warn about unnecessary
3469 DECL_PACKED if the type is packed.
3471 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3474 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3475 GOTOFF relocs, even when the base reg isn't pic pointer.
3477 2010-02-23 Michael Matz <matz@suse.de>
3480 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3481 (expand_gimple_basic_block): Generate and use debug temps if there
3482 are debug uses left after the last real use of TERed ssa names.
3483 Unlink debug immediate uses when they are expanded.
3485 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3488 * config/i386/i386.c (override_options): Reorganise to provide
3489 better error messages.
3491 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite-scop-detection.c (create_single_exit_edge): Move
3495 the call to find_single_exit_edge to....
3496 (create_sese_edges): ...here. Don't handle multiple edges
3497 exiting the function.
3498 (build_graphite_scops): Don't handle multiple edges
3499 exiting the function.
3501 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3504 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3505 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3507 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3510 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3512 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3515 * c-typeck.c (convert_arguments): Print declaration location.
3516 * c-common.c (validate_nargs): Rename as
3517 builtin_function_validate_nargs.
3518 (check_builtin_function_arguments): Update.
3520 2010-02-22 Richard Guenther <rguenther@suse.de>
3523 * tree-inline.c (declare_return_variable): Use the type of
3524 the call stmt lhs if available.
3526 2010-02-22 Duncan Sands <baldrick@free.fr>
3528 * passes.c (register_pass): Always consider all pass lists when
3529 ref_pass_instance_number is zero.
3531 2010-02-22 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/42749
3534 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3535 parameter. Do arithmetic in the original type.
3536 (update_accumulator_with_ops): Likewise.
3537 (adjust_accumulator_values): Adjust.
3539 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3541 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3542 (QI to BLKmode splitter): New splitter.
3544 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3546 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3547 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3549 2010-02-22 Richard Guenther <rguenther@suse.de>
3551 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3553 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3555 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3556 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3557 ($(T)crti.o, $(T)crtn.o): Remove rules.
3559 2010-02-21 Tobias Burnus <burnus@net-b.de>
3562 * doc/invoke.texi (-fassociative-math): Document that this
3563 option is automatically enabled for Fortran.
3565 2010-02-20 David S. Miller <davem@davemloft.net>
3567 * configure.ac: Test if linker and assembler properly support
3568 GOTDATA_OP relocations.
3569 * configure: Rebuild.
3570 * config.in: Likewise.
3571 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3572 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3573 (movsi_high_pic): Likewise.
3574 (movdi_lo_sum_pic): Likewise.
3575 (movdi_high_pic): Likewise.
3576 (movsi_pic_gotdata_op): New pattern.
3577 (movdi_pic_gotdata_op): Likewise.
3578 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3579 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3581 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3584 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3585 attribute to ssemul.
3586 (xop_mulv2div2di3_high): Ditto.
3588 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3591 * c.opt (Wconversion-null): New option.
3592 * doc/invoke.texi (Wconversion-null): Document.
3594 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3596 * common.opt (Wlarger-than-): Add Undocumented.
3598 2010-02-19 Mike Stump <mikestump@comcast.net>
3600 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3602 2010-02-19 Jason Merrill <jason@redhat.com>
3605 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3606 * configure: Likewise.
3608 2010-02-20 Alan Modra <amodra@gmail.com>
3611 * cgraph.h (cgraph_make_decl_local): Declare.
3612 * cgraph.c (cgraph_make_decl_local): New function.
3613 (cgraph_make_node_local): Use it.
3614 * cgraphunit.c (cgraph_function_versioning): Likewise.
3615 * ipa.c (function_and_variable_visibility): Likewise.
3617 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3620 * except.c (sjlj_emit_function_enter): Don't call
3621 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3623 * rtl.h (add_reg_br_prob_note): Remove prototype.
3625 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3628 * c-common.c (conversion_warning): Remove widening conversions
3629 before checking the conversion of integers to reals.
3631 2010-02-19 Mike Stump <mikestump@comcast.net>
3634 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3637 * cgraphunit.c (process_function_and_variable_attributes): Check
3638 DECL_PRESERVE_P instead of looking up attribute "used".
3639 * ipa-pure-const.c (check_decl): Likewise.
3640 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3641 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3642 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3643 instead of attribute "used".
3644 * config/sol2-c.c (solaris_pragma_init): Likewise.
3645 (solaris_pragma_fini): Likewise.
3647 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3649 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3650 Use XCNEW instead of xcalloc.
3651 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3652 XNEW instead of xmalloc.
3653 (get_fields): Use XNEWVEC instead of xmalloc.
3656 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3657 populate vars array.
3658 (create_new_general_access): For debug stmts just reset value.
3659 (get_stmt_accesses): For accesses within debug stmts just record them
3660 using add_access_to_acc_sites instead of preventing the peeling or
3661 counting them as accesses.
3664 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3666 2010-02-19 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/42916
3669 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3672 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3674 * configure.ac: Replace all uses of changequote in macro arguments
3675 with proper quoting.
3677 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3680 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3682 2010-02-19 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/42944
3685 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3686 test for aliasing with errno.
3688 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3691 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3692 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3693 * dojump.c: Include output.h.
3694 (inv): New inline function.
3695 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3696 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3697 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3698 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3699 argument, pass it down to other calls.
3700 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3701 add REG_BR_PROB note to the conditional jump.
3702 * cfgexpand.c (add_reg_br_prob_note): Removed.
3703 (expand_gimple_cond): Don't call it, add the probability
3704 as last argument to jumpif_1/jumpifnot_1.
3705 * Makefile.in (dojump.o): Depend on output.h.
3706 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3708 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3709 * stmt.c (do_jump_if_equal): Likewise.
3710 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3711 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3712 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3714 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3715 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3716 jumpifnot_1 callers.
3717 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3719 (store_expr): Adjust jumpifnot caller.
3720 (store_constructor): Adjust jumpif caller.
3723 * gimplify.c (gimple_boolify): For __builtin_expect call
3724 gimple_boolify also on its first argument.
3726 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3728 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3730 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3731 * configure: Regenerated.
3733 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3735 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3736 lang_hooks.types_compatible_p instead of comptypes.
3738 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3740 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3741 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3742 if __prefer_thumb__ is defined.
3744 2010-02-18 Martin Jambor <mjambor@suse.cz>
3746 PR tree-optimization/43066
3747 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3748 array with zero-sized element type.
3750 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3752 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3753 rtx, allocate struct var_loc_node here and return it to the
3754 caller, and only if it is actually needed.
3755 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3756 move it earlier and return immediately if it returns NULL.
3758 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3760 * config/sparc/gas.h: New file. Restore
3761 TARGET_ASM_NAMED_SECTION to its ELF default.
3762 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3764 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3765 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3766 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3767 after sparc/sysv4.h.
3769 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3771 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3773 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3775 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3776 patterns from predicated pattern.
3778 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3782 for insn mnemonic suffix.
3784 2010-02-17 Richard Guenther <rguenther@suse.de>
3786 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3789 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3792 * caller-save.c (save_call_clobbered_regs): If BB ends with
3793 a DEBUG_INSN, move any notes in between last real insn and the last
3794 DEBUG_INSN after the last DEBUG_INSN.
3796 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3798 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3799 Fix return type. Fix argument type. Explain meaning of return value.
3801 2010-02-16 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/41043
3804 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3805 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3807 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3809 2010-02-16 Ira Rosen <irar@il.ibm.com>
3811 PR tree-optimization/43074
3812 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3813 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3814 vectorizable cycles in hybrid SLP check.
3815 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3817 2010-02-16 Richard Guenther <rguenther@suse.de>
3819 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3820 (true_dependence): If memrefs_conflict_p computes must-alias
3821 trust it. Move TBAA check after offset-based disambiguation.
3822 (canon_true_dependence): Likewise.
3824 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3826 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3827 * doc/invoke.texi: Document it.
3828 * var-tracking.c: Include toplev.h and params.h.
3829 (vt_find_locations): Return bool indicating success. Compute
3830 hash sizes unconditionally. Check new parameter, report.
3831 (variable_tracking_main_1): Check vt_find_locations results and
3832 retry. Renamed from...
3833 (variable_tracking_main): ... this. New wrapper to preserve
3834 flag_var_tracking_assignments.
3835 * Makefile.in (var-tracking.o): Adjust dependencies.
3837 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3838 Jakub Jelinek <jakub@redhat.com>
3841 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3842 if weak_import attribute is present.
3843 * config/darwin.c (machopic_select_section): Likewise.
3845 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3847 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3848 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3849 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3850 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3852 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3854 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3857 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3858 Rewrite text to refer to the names.
3860 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3862 * config/i386/i386-builtin-types.def
3863 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3864 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3865 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3866 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3867 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3868 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3869 IX86_BUILTIN_VPERMIL2PS256.
3870 (MULTI_ARG_4_DF2_DI_I): Defined.
3871 (MULTI_ARG_4_DF2_DI_I1): Defined.
3872 (MULTI_ARG_4_SF2_SI_I): Defined.
3873 (MULTI_ARG_4_SF2_SI_I1): Defined.
3874 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3875 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3876 __builtin_ia32_vpermil2ps256.
3877 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3878 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3879 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3880 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3881 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3882 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3883 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3884 CODE_FOR_xop_vpermil2v8sf3.
3885 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3886 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3887 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3888 (_mm256_permute2_pd): New.
3889 (_mm_permute2_ps): New.
3890 (_mm256_permute2_ps): New.
3892 2010-02-15 Nick Clifton <nickc@redhat.com>
3894 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3895 boolean parameters. Use emit_jump_insn when emitting a pop
3896 instruction containing a return insn.
3897 (push): Use 'true' rather than '1' as second parameter to F.
3898 (h8300_expand_prologue): Likewise.
3899 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3900 (h8300_expand_epilogue): Likewise.
3902 2010-02-15 Richard Guenther <rguenther@suse.de>
3905 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3908 2010-02-15 Nick Clifton <nickc@redhat.com>
3910 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3913 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3915 * intl.c (fake_ngettext): New function.
3916 * intl.h (fake_ngettext): Declare.
3917 (ngettext): Define macro.
3918 * collect2.c (notice_translated): New function.
3919 (main): Use notice_translated and ngettext.
3920 * collect2.h (notice_translated): Declare.
3922 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3924 * reorg.c (delete_computation): Comment fixes.
3925 * caller-save.c (setup_save_areas): Idem.
3926 * sel-sched-dump.c (dump_lv_set): Idem.
3929 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3931 * config/s390/s390.c (s390_sched_init): New function.
3932 (TARGET_SCHED_INIT): Target hook defined.
3934 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3935 Jack Howarth <howarth@bromo.med.uc.edu>
3936 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3939 Partial revert of unintended change in fix for PR41605.
3940 * config/darwin.h: Fix typo.
3941 * config/darwin9.h: Same.
3943 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3945 * c-pch.c (pch_init): Clear v.
3947 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3950 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3951 graphite_can_represent_init for MULT_EXPR.
3953 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3957 * graphite-sese-to-poly.c (remove_phi): New.
3958 (translate_scalar_reduction_to_array): Call remove_phi.
3960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3963 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3964 * graphite-clast-to-gimple.h (gloog): Update declaration.
3965 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3966 * graphite-poly.h (struct poly_bb): Add missing comments.
3967 (struct scop): Add poly_scop_p field.
3969 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3970 * graphite.c (graphite_transform_loops): Build the polyhedral
3971 representation for each scop before code generation.
3972 * sese.c (rename_variables_in_operand): Removed.
3973 (rename_variables_in_expr): Return the renamed expression.
3974 (rename_sese_parameters): New.
3975 * sese.h (rename_sese_parameters): Declared.
3977 2010-02-11 Richard Guenther <rguenther@suse.de>
3979 PR tree-optimization/42998
3980 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3981 POINTER_PLUS_EXPR properly.
3983 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3984 Changpeng Fang <changpeng.fang@amd.com>
3987 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3988 the cost of an IV candidate when the IV is used in a test against zero.
3990 * gcc.dg/tree-ssa/ivopts-3.c: New.
3992 2010-02-11 Richard Guenther <rguenther@suse.de>
3995 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3996 pointer-vs-decl case by swapping refs. Handle some cases
3997 of pointer-vs-decl disambiguations more conservatively.
3998 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3999 to false after expanding.
4001 2010-02-11 Richard Guenther <rguenther@suse.de>
4004 * gcc.c (process_command): Handle LTO file@offset case more
4007 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4009 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4010 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4012 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4014 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4015 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4016 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4017 Optimize eq/ne comparisons when both arguments are known to be
4019 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4020 Don't mask operands unnecessarily if they are known to be already
4023 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4025 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4028 2010-02-10 Richard Guenther <rguenther@suse.de>
4030 PR tree-optimization/43017
4031 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4032 for wrapping signed arithmetic.
4034 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4037 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4038 if no debug info should be emitted for it.
4040 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4042 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4043 note when flag_exceptions is set.
4045 2010-02-10 Duncan Sands <baldrick@free.fr>
4047 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4049 2010-02-10 Richard Guenther <rguenther@suse.de>
4052 * tree.c (get_unwidened): Handle constants.
4053 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4055 2010-02-10 Martin Jambor <mjambor@suse.cz>
4058 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4059 check for variable argument counts independently.
4061 2010-02-10 Christian Bruel <christian.bruel@st.com>
4064 * config/sh/sh.c (find_barrier): Increase length for non delayed
4065 conditional branches.
4067 2010-02-10 Christian Bruel <christian.bruel@st.com>
4069 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4071 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4073 * builtins.c (set_builtin_user_assembler_name): Also handle
4074 ffs if int is smaller than word.
4076 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4079 * ira-conflicts.c (get_dup): Remove.
4080 (process_reg_shuffles): Add new parameter. Use it as an
4081 additional guard for copy generation.
4082 (add_insn_allocno_copies): Rewrite.
4084 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4086 * common.opt (fsched2-use-traces): Preserved for backward
4088 * doc/invoke.texi: Remove the documentation about option
4089 -fsched2-use-traces.
4090 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4091 flag_sched2_use_traces.
4092 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4093 the backward compatibility flag section.
4095 2010-02-09 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/43008
4098 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4099 make HEAP variables initialized from global memory if they
4100 are not known builtin functions.
4101 (find_func_aliases): Adjust.
4103 2010-02-09 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/43000
4106 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4107 arithmetic manually.
4109 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4111 PR tree-optimization/42931
4112 * tree-loop-linear.c (try_interchange_loops): Don't call
4113 double_int_mul if estimated_loop_iterations failed.
4115 2010-02-08 Martin Jambor <mjambor@suse.cz>
4118 * tree-sra.c (build_accesses_from_assign): Do not mark in
4119 should_scalarize_away_bitmap if stmt has volatile ops.
4120 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4123 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4125 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4127 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4129 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4132 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4135 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4137 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4140 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4141 to unknown_dependence.
4142 (graphite_legal_transform_dr): Handle the unknown_dependence.
4143 (graphite_carried_dependence_level_k): Same.
4145 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4147 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4149 2010-02-07 Richard Guenther <rguenther@suse.de>
4152 * expr.c (get_inner_reference): Always initialize *pbitsize.
4154 2010-02-07 Richard Guenther <rguenther@suse.de>
4157 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4158 new ARRAY_REFs on variable size element or minimal index arrays.
4160 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4161 gimple_fold_indirect_ref.
4163 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4166 * arm.c (arm_override_options): Just return if the user has specified
4167 an invalid fpu name.
4169 2010-02-03 Jason Merrill <jason@redhat.com>
4172 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4173 i386_pe_maybe_record_exported_symbol.
4175 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4178 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4179 (pa_delegitimize_address): New function.
4181 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4183 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4184 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4186 2010-02-05 Richard Guenther <rguenther@suse.de>
4189 * lto-streamer-in.c (get_resolution): Deal with references
4190 to undefined functions.
4192 2010-02-05 Richard Guenther <rguenther@suse.de>
4194 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4195 (fold_const_aggregate_ref): Likewise.
4196 (ccp_fold_stmt): Substitute loads.
4197 (maybe_fold_reference): Verify types before substituting.
4199 (fold_gimple_assign): Unshare properly.
4200 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4202 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4204 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4205 for rs6000_gen_cell_microcode.
4207 2010-02-04 Richard Guenther <rguenther@suse.de>
4209 PR rtl-optimization/42952
4210 * dse.c (const_or_frame_p): Remove MEM handling.
4212 2010-02-04 Nick Clifton <nickc@redhat.com>
4214 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4215 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4216 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4217 (mn10300_asm_output_mi_thunk): New function.
4218 (mn10300_can_output_mu_thunk): New function.
4219 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4220 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4221 (FUNCTION_ARG): Delete incorrect comment.
4223 2010-02-03 Jason Merrill <jason@redhat.com>
4226 * fold-const.c (operand_equal_p): Handle erroneous types.
4228 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4230 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4232 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4234 PR rtl-optimization/42941
4235 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4238 2010-02-03 Jason Merrill <jason@redhat.com>
4241 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4243 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4246 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4247 (cselib_reset_table): Renamed from...
4248 (cselib_reset_table_with_next_value): ... this.
4249 (cselib_get_next_uid): Renamed from...
4250 (cselib_get_next_unknown_value): ... this.
4251 * cselib.c (next_uid): Renamed from...
4252 (next_unknown_value): ... this.
4253 (cselib_clear_table): Adjust.
4254 (cselib_reset_table): Adjust. Renamed from...
4255 (cselib_reset_table_with_next_value): ... this.
4256 (cselib_get_next_uid): Adjust. Renamed from...
4257 (cselib_get_next_unknown_value): ... this.
4258 (get_value_hash): Use hash.
4259 (cselib_hash_rtx): Likewise.
4260 (new_cselib_val): Adjust. Set and dump uid.
4261 (cselib_lookup_mem): Pass next_uid as hash.
4262 (cselib_subst_to_values): Likewise.
4263 (cselib_log_lookup): Dump uid.
4264 (cselib_lookup): Pass next_uid as hash. Adjust.
4265 (cselib_process_insn): Adjust.
4266 (cselib_init): Initialize next_uid.
4267 (cselib_finish): Adjust.
4268 (dump_cselib_table): Likewise.
4269 * dse.c (canon_address): Dump value uid.
4270 * print-rtl.c (print_rtx): Print value uid.
4271 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4273 (dv_uid): New function, sort of renamed from...
4274 (dv_htab_hash): ... this, reimplemented in terms of it and...
4275 (dv_uid2hash): ... this. New.
4276 (variable_htab_eq): Drop excess assertions.
4277 (tie_break_pointers): Removed.
4278 (canon_value_cmp): Compare uids.
4279 (variable_post_merge_New_vals): Print uids.
4280 (vt_add_function_parameters): Adjust.
4281 (vt_initialize): Reset table. Adjust.
4283 2010-02-03 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/42944
4286 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4287 (call_may_clobber_ref_p_1): Likewise. Properly handle
4288 malloc and calloc clobbering errno.
4290 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4292 * doc/invoke.texi: Fix name of sched1 dump.
4294 * opts.c (decode_options): Set flag_tree_switch_conversion
4295 only conditionally on optimize >= 2.
4297 * gcse.c: Assorted comment fixes in pass description.
4299 2010-02-03 Anthony Green <green@moxielogic.com>
4301 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4302 nop padding in order to maintain alignment of storage location of
4303 target function address.
4304 (moxie_trampoline_init): Store target function address at newly
4306 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4308 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4310 2010-02-03 Richard Guenther <rguenther@suse.de>
4313 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4315 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4317 * config.gcc: Reenable check for obsolete targets.
4318 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4319 mips-sgi-irix6.[0-4]*.
4321 2010-02-02 Nick Clifton <nickc@redhat.com>
4323 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4324 constant size of 4 as being the same as 0.
4325 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4326 can take values in the range 0..4.
4328 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4331 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4332 as _darwin10_Unwind_FindEnclosingFunction().
4333 * libgcc-libsystem.ver: New.
4335 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4338 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4339 implicitly set registers.
4341 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4343 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4344 (arm_override_options): Allow automatic selection of the thread
4345 pointer register if thumb2.
4346 (legitimize_pic_address): Improve code sequences for Thumb2.
4347 (arm_call_tls_get_addr): Likewise.
4348 (legitimize_tls_address): Likewise.
4349 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4350 (pic_load_addr_32bit): ... this. New named pattern.
4351 * thumb2.md (pic_load_addr_thumb2): Delete.
4352 (pic_load_dot_plus_four): Delete.
4353 (tls_load_dot_plus_four): New named pattern.
4355 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4358 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4359 Document fix for TLS bug.
4361 2010-01-31 Richard Guenther <rguenther@suse.de>
4363 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4364 conservatively correct.
4366 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4370 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4372 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4374 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4376 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4378 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4380 * config.gcc: Adjust order of makefile fragments for mingw targets.
4382 2010-01-31 Richard Guenther <rguenther@suse.de>
4385 * gimplify.c (gimplify_init_constructor): For volatile LHS
4386 initialize a temporary.
4388 2010-01-31 Matthias Klose <doko@ubuntu.com>
4390 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4392 * configure: Regenerate.
4394 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4396 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4397 the same alias set and their sizes different constantness.
4398 (aliasing_component_refs_p): Revert 2009-10-24 change.
4400 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4402 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4405 2010-01-29 Richard Guenther <rguenther@suse.de>
4407 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4408 Assert we successfully updated the call.
4410 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4412 PR rtl-optimization/42889
4413 * df.h (df_set_bb_dirty_nonlr): New prototype.
4414 * df-core.c (df_set_bb_dirty_nonlr): New function.
4415 * df-scan.c (df_insn_rescan): Call it instead of
4416 df_set_bb_dirty for DEBUG_INSNs.
4418 2010-01-29 Richard Guenther <rguenther@suse.de>
4421 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4422 quadratic behavior in most cases.
4424 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4428 in the call to gen_x86_movsicc_0_m1.
4430 2010-01-28 Richard Guenther <rguenther@suse.de>
4432 PR tree-optimization/42871
4433 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4435 2010-01-28 Richard Guenther <rguenther@suse.de>
4437 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4438 into call arguments.
4440 2010-01-28 Richard Guenther <rguenther@suse.de>
4443 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4444 the forwarder if the destination is an EH landing pad.
4446 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4448 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4449 block list passed to gimple_duplicate_sese_tail.
4450 (parallelize_loops): Avoid parallelization when the function
4452 Avoid parallelization when the preheader is IRREDUCIBLE.
4453 Try to optimize when estimated_loop_iterations_int is unresolved.
4454 Add the loop's location to the dump file.
4455 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4456 (gimple_duplicate_sese_tail): Remove the check for the latch.
4457 Redirect nexits to the exit block.
4458 Remove handling of the incoming edges to the latch.
4459 Redirect the backedge from the copied latch to the exit bb.
4461 2010-01-28 Michael Matz <matz@suse.de>
4464 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4465 Wrap force_reg into a sequence, emit it before user.
4467 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4469 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4471 (arm_legacy_rev): Likewise.
4472 (thumb_legacy_rev): Likewise.
4474 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4476 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4477 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4478 on MEM's address failed, try avoid_constant_pool_reference and
4479 recurse if it returned something different.
4480 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4481 address, try avoid_constant_pool_reference and recurse if it
4482 returned something different.
4483 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4484 address and avoid_constant_pool_reference returned something
4485 different, don't set have_address.
4487 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4490 * var-tracking.c (val_store): Add modified argument, obey it.
4492 (count_uses): Move down logging of main.
4493 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4494 don't need resolution.
4495 (emit_notes_in_bb): Likewise.
4497 2010-01-27 Richard Guenther <rguenther@suse.de>
4500 * tree-inline.c (remap_decl): Delay remapping of SSA name
4501 default definitions until we need them.
4503 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4505 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4506 (rs6000_delegitimize_address): New function.
4508 * config/s390/s390.c (s390_delegitimize_address): Call
4509 delegitimize_mem_from_attrs.
4512 * tree-inline.c (cannot_copy_type_1): Removed.
4513 (copy_forbidden): Don't forbid copying of functions containing
4514 records/unions with variable length fields.
4516 2010-01-27 Christian Bruel <christian.bruel@st.com>
4520 * config/sh/sh.c (find_barrier): Increase length for non delayed
4521 conditional branches.
4523 2010-01-27 Matthias Klose <doko@ubuntu.com>
4525 * configure.ac (gnu-unique-object): Fix ldd version check.
4526 * configure: Regenerate.
4528 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4530 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4532 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4533 Test for HAVE_GNU_AS value.
4535 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4537 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4538 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4539 INT64_TYPE): Define.
4540 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4541 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4542 INT_LEAST64_TYPE): Define.
4543 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4544 UINT_LEAST64_TYPE): Define.
4545 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4546 INT_FAST64_TYPE): Define.
4547 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4548 UINT_FAST64_TYPE): Define.
4549 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4550 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4551 (SIG_ATOMIC_TYPE): Define.
4553 2010-01-26 Richard Guenther <rguenther@suse.de>
4555 * df-scan.c (df_scan_set_bb_info): Remove assert.
4556 (df_insn_rescan_debug_internal): Merge asserts.
4557 (df_install_ref): Likewise.
4558 (df_mark_reg): Use bitmap_set_range.
4559 (df_hard_reg_used_p): Remove assert.
4560 (df_hard_reg_used_count): Likewise.
4562 2010-01-26 Richard Guenther <rguenther@suse.de>
4564 PR rtl-optimization/42685
4565 * web.c (web_main): Ignore DEBUG_INSNs.
4567 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4569 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4571 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4572 Fix types of fndecl and arglist parameters.
4574 2010-01-26 Richard Guenther <rguenther@suse.de>
4577 * tree-eh.c (unsplit_eh): Skip debug insns.
4579 2010-01-26 Richard Guenther <rguenther@suse.de>
4581 PR tree-optimization/42250
4582 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4584 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4587 * omp-low.c (expand_omp_sections): Only use single_pred if
4588 l2_bb is single_pred_p.
4590 2010-01-25 Christian Bruel <christian.bruel@st.com>
4593 * config/sh/sh.c (find_barrier): Increase length for non delayed
4594 conditional branches.
4595 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4597 2010-01-24 David S. Miller <davem@davemloft.net>
4599 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4600 define if not using GAS.
4601 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4602 Likewise. Delete SECTION_MERGE code, which is only applicable
4605 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4608 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4609 mangling of va_list in system headers.
4611 2010-01-23 Toon Moene <toon@moene.org>
4613 * tree-predcom.c (combine_chains): Return NULL, not false.
4615 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4617 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4618 initialization of variable res to agree with return type.
4620 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4622 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4623 * tree-sra.c: Add include of expr.h.
4625 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4627 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4628 insert the debug stmt on the single non-EH edge from the stmt.
4630 2010-01-22 Richard Henderson <rth@redhat.com>
4633 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4634 the RHS until after generate_subtree_copies has insertted its
4635 code before the current statement.
4637 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4639 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4641 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4643 2010-01-21 Martin Jambor <mjambor@suse.cz>
4645 PR tree-optimization/42585
4646 * tree-sra.c (struct access): New field grp_total_scalarization.
4647 (dump_access): Dump the new field.
4648 (should_scalarize_away_bitmap): New variable.
4649 (cannot_scalarize_away_bitmap): Likewise.
4650 (sra_initialize): Allocate new bitmaps.
4651 (sra_deinitialize): Free new bitmaps.
4652 (create_access_1): New function.
4653 (create_access): Parts moved to create_access_1.
4654 (type_consists_of_records_p): New function.
4655 (completely_scalarize_record): Likewise.
4656 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4657 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4658 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4660 (analyze_all_variable_accesses): Completely scalarize small eligible
4663 2010-01-21 Martin Jambor <mjambor@suse.cz>
4665 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4667 2010-01-21 Andrew Haley <aph@redhat.com>
4669 * gcc.c (process_command): Move lang_specific_driver before
4670 setting cc_libexec_prefix.
4672 2010-01-21 Richard Guenther <rguenther@suse.de>
4675 * fold-const.c (negate_expr_p): Pretend only negative
4676 real constants are easily negatable.
4678 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4679 Jason Merrill <jason@redhat.com>
4681 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4682 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4683 * calls.c (initialize argument_information): Handle it.
4684 * c-common.c (handle_transparent_union_attribute): Use new name.
4685 * c-decl.c (finish_struct): Ditto.
4686 * c-typeck.c (type_lists_compatible_p): Ditto.
4687 (convert_for_assignment): Use new name and also handle record.
4688 * function.c (aggregate_value_p): Handle it.
4689 (pass_by_reference): Ditto.
4690 (assign_parm_data_types): Ditto.
4691 * print-tree.c (print_node): Ditto.
4692 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4693 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4694 * tree.c (first_field): New fn.
4696 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4699 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4700 even when linking statically, for now.
4702 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4705 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4706 without a cselib val.
4707 (count_uses): Accept MO_VAL_SET with no val on stores.
4708 (add_stores): Likewise.
4710 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4712 * var-tracking.c (check_value_val): Add a compile time assertion.
4713 (dv_is_decl_p): Simplify.
4714 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4715 gcc_assert if ENABLE_CHECKING.
4717 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4720 * var-tracking.c: Include tree-flow.h.
4721 (mem_dies_at_call): New.
4722 (dataflow_set_preserve_mem_locs): Use it.
4723 (dataflow_set_remove_mem_locs): Likewise.
4724 (dump_var): Renamed from dump_variable. Adjust all callers.
4725 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4726 * Makefile.in (var-tracking.o): Adjust deps.
4728 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4730 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4732 2010-01-20 Richard Guenther <rguenther@suse.de>
4734 PR tree-optimization/42717
4735 * tree-ssa-dce.c (get_live_post_dom): Remove.
4736 (forward_edge_to_pdom): Take an arbitrary edge to copy
4737 degenerate PHI args from.
4738 (remove_dead_stmt): Use the first post-dominator even if it
4739 does not contain live statements as redirection destination.
4741 2010-01-20 Richard Guenther <rguenther@suse.de>
4743 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4745 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4747 * sel-sched.c (create_speculation_check): Remove set but not used
4749 (try_transformation_cache): Remove set but not used variable ds.
4750 (calculate_privileged_insns): Remove set but not used variables
4751 cur_insn and min_spec_insn.
4752 (find_best_expr): Remove set but not used variable avail_n.
4753 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4755 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4757 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4758 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4761 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4764 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4765 cpu types. Add support for *-sse3 cpu types.
4766 (x86_64-*-*): Ditto.
4768 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4771 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4772 argument, call initializer_constant_valid_p_1 instead of
4773 initializer_constant_valid_p, pass CACHE to it, return NULL
4774 immediately if first call returns NULL.
4775 (initializer_constant_valid_p_1): New function.
4776 (initializer_constant_valid_p): Use it.
4778 2010-01-20 Thomas Quinot <quinot@adacore.com>
4780 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4782 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4784 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4785 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4786 (loc_list_from_tree): Don't handle unsigned division. Handle
4787 signed modulo using DW_OP_{over,over,div,mul,minus}.
4788 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4789 modulo instead of signed.
4791 2010-01-20 DJ Delorie <dj@redhat.com>
4793 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4795 (h8300_emit_stack_adjustment): Propogate it.
4797 (h8300_expand_prologue): Likewise.
4798 (h8300_expand_epilogue): Likewise.
4800 2010-01-19 Michael Matz <matz@suse.de>
4802 PR tree-optimization/41783
4803 * tree-data-ref.c (toplevel): Include flags.h.
4804 (dump_data_dependence_relation): Also dump the inputs if the
4805 result will be unknown.
4806 (split_constant_offset_1): Look through some conversions.
4807 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4808 the offset from last element is too large.
4809 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4810 (reassociate_to_the_same_stmt): Handle vector registers.
4811 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4813 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4814 wide_prolog_niters argument, emit widening instructions.
4815 (vect_do_peeling_for_alignment): Adjust caller, use widened
4816 variant of the iteration cound.
4817 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4819 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4822 * config/arm/neon-testgen.m (emit_automatics): New parameter
4823 features. Adjust for Fixed_return_reg feature.
4824 (test_intrinsic): Call emit_automatics with new feature.
4825 * config/arm/neon.ml: Update copyright years.
4826 (features): New Fixed_return_reg feature.
4827 (ops): Update feature for Vget_low.
4829 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4831 PR tree-optimization/42719
4832 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4836 * fwprop.c (all_uses_available_at): Return false if def_set dest
4837 is a REG that is used in def_insn.
4839 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4841 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4843 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4846 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4848 * target.h (struct gcc_target) <secondary_reload>: Change type
4849 of last argument to secondary_reload_info *.
4851 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4854 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4855 memory references with unaligned offsets. Remove CQImode handling.
4856 (unaligned_memory_operand): Return 1 for memory references with
4857 unaligned offsets. Remove CQImode handling.
4859 2010-01-18 Richard Guenther <rguenther@suse.de>
4862 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4865 2010-01-18 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/42781
4868 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4869 restrict processing only if the original variable was artificial.
4871 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4873 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4874 find number of popped argument bytes.
4876 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4877 Fix the text that describes the return value for invalid insns.
4879 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4881 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4882 Clarify what 'cost of the -dependence' is. Fix quoting.
4884 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4885 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4887 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4889 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4890 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4892 2010-01-17 Richard Guenther <rguenther@suse.de>
4895 * function.c (split_complex_args): Take a VEC to modify.
4896 (assign_parms_augmented_arg_list): Build a VEC instead of
4897 a chain of PARM_DECLs.
4898 (assign_parms_unsplit_complex): Take a VEC of arguments.
4899 Do not fixup unmodified parms.
4900 (assign_parms): Deal with the VEC.
4901 (gimplify_parameters): Likewise.
4903 2010-01-17 Richard Guenther <rguenther@suse.de>
4905 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4906 node existence check.
4907 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4908 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4909 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4910 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4911 (gimple_execute_on_growing_pred): Likewise.
4913 2010-01-17 Richard Guenther <rguenther@suse.de>
4915 PR tree-optimization/42773
4916 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4917 (compute_antic_aux): Likewise.
4918 (compute_partial_antic_aux): Likewise.
4920 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4923 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4926 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4928 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4931 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4932 Fix markup for strict argument.
4934 (TARGET_SCHED_REORDER2): Fix argument types.
4936 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4937 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4939 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4940 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4942 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4945 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4946 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4947 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4948 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4949 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4951 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4953 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4955 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4956 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4958 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4960 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4963 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4965 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4966 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4968 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4970 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4972 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4973 referring to it. Fix language.
4975 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4977 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4979 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4981 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4983 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4984 '@var{stream}. Remove stray 'and'.
4986 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4988 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4990 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4992 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4993 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4995 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4996 Fix description of return value.
4997 Rename argument "sz" to "len."
4999 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5000 Clarify meaning of 'true' return value.
5002 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5004 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5005 rep_mode versus mode_rep.
5007 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5009 (TARGET_BUILTIN_DECL): Fix name.
5011 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5013 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5015 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5017 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5019 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5021 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5024 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5025 Rename argument tm_fn to md_fn.
5027 (TARGET_OPTION_PRINT): Fix argument list.
5029 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5032 * config/i386/i386.c (ix86_fixup_binary_operands):
5033 Revert FMA4 fixup of operands.
5035 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5038 * Makefile.in (write_entries_to_file, install-plugin):
5039 Use \012 instead of \n with tr.
5041 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5043 * configure.ac (HAVE_AS_REF): New C macro.
5044 * configure: Regenerate.
5045 * config.in: Likewise.
5046 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5048 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5051 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5053 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5055 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5057 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5059 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5061 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5063 (TARGET_BINDS_LOCAL_P): Fix argument type.
5065 (TARGET_ASM_FILE_END): Use prototype.
5067 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5069 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5071 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5073 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5075 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5076 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5078 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5079 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5081 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5082 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5083 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5084 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5086 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5088 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5090 (TARGET_INIT_BUILTINS): Use prototype.
5092 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5093 Put 'const char *' in braces. Fix parameter types.
5094 (TARGET_INVALID_CONVERSION): Fix parameter types.
5095 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5096 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5098 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5101 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5103 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5105 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5107 * doc/tm.texi (TARGET_HELP): Fix return type.
5109 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5110 in braces. Fix argument types.
5112 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5114 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5116 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5118 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5119 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5121 (TARGET_MANGLE_TYPE): Fix argument types.
5123 (TARGET_IRA_COVER_CLASSES): Use prototype.
5125 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5127 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5129 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5131 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5133 (TARGET_CALLEE_COPIES): Fix argument types.
5135 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5137 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5139 (TARGET_FUNCTION_VALUE): Fix argument types.
5141 (TARGET_RETURN_IN_MSB): Fix argument type.
5143 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5145 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5147 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5149 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5150 agree with return type.
5152 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5154 2010-01-15 Jing Yu <jingyu@google.com>
5156 PR rtl-optimization/42691
5157 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5158 a pseudo to a constant and are merged, and adjust comments.
5160 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5162 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5164 2010-01-15 Richard Guenther <rguenther@suse.de>
5167 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5168 labels of computed or non-local gotos to the destination.
5169 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5170 landing pad label is the first label.
5172 2010-01-15 Richard Guenther <rguenther@suse.de>
5174 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5176 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5179 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5180 to allow generation of the xssqrtdp instruction on power7.
5181 (sqrtdf2_fpr): Ditto.
5183 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5186 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5187 functions with noreturn attribute.
5190 * varasm.c (declare_weak): Add weak attribute to decl if it
5191 doesn't have one already.
5192 (assemble_external): Only add decls to weak_decls if they also
5193 have weak attribute.
5195 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5197 * var-tracking.c (var_reg_delete): Don't delete the association
5198 between REGs and values or one-part variables if the register
5201 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5204 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5205 because its first operand is a non-localized variable.
5207 2010-01-14 Martin Jambor <mjambor@suse.cz>
5209 PR tree-optimization/42706
5210 * tree-sra.c (encountered_recursive_call): New variable.
5211 (encountered_unchangable_recursive_call): Likewise.
5212 (sra_initialize): Initialize both new variables.
5213 (callsite_has_enough_arguments_p): New function.
5214 (scan_function): Call decl and flags check only for IPA-SRA, check
5215 whether there is a recursive call and whether it has enough arguments.
5216 (all_callers_have_enough_arguments_p): New function.
5217 (convert_callers): Look for recursive calls only when
5218 encountered_recursive_call is set.
5219 (ipa_early_sra): Bail out either if
5220 !all_callers_have_enough_arguments_p or
5221 encountered_unchangable_recursive_call.
5223 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5225 * sel-sched.c: Add 2010 to copyright years.
5226 * sel-sched-ir.c: Likewise.
5227 * sel-sched-ir.h: Likewise.
5229 2010-01-14 Martin Jambor <mjambor@suse.cz>
5231 PR tree-optimization/42714
5232 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5233 constructors specially.
5235 2010-01-14 Andi Kleen <ak@linux.intel.com>
5237 * config/i386/drivers-i386.c (detect_caches_intel):
5238 Add l2sizekb parameter and fill in.
5239 (host_detect_local_cpu): Add l2sizekb, fill in.
5240 Add Atom small cache heuristic.
5242 2010-01-14 Andi Kleen <ak@linux.intel.com>
5244 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5245 Add level3 parameter and fill in.
5246 (detect_caches_intel): Handle level3 cache.
5248 2010-01-14 Andi Kleen <ak@linux.intel.com>
5250 * config/i386/drivers-i386.c (host_detect_local_cpu):
5251 Fix core duo detection.
5253 2010-01-14 Andi Kleen <ak@linux.intel.com>
5255 * config/i386/drivers-i386.c (host_detect_local_cpu):
5258 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5260 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5261 (rs6000_variable_issue_1): this. Use...
5262 (rs6000_variable_issue): here. Reimplement. Print debug info.
5264 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5266 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5267 sel_restore_notes. Update all callers. Call reemit_notes
5270 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5272 PR rtl-optimization/42246
5273 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5276 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5278 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5279 all successors is the same as number of successors in current region.
5281 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5283 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5284 to rename is not separable. Otherwise check that its LHS is not NULL.
5286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5288 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5292 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5293 available registers when failed to discover LHS register class.
5294 Fix indentation. Update comment.
5296 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5297 Alexander Monakov <amonakov@ispras.ru>
5299 PR rtl-optimization/42389
5300 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5302 (advance_state_on_fence): Likewise.
5303 (sel_target_adjust_priority): Print debug output only when
5304 sched_verbose >= 4, not 2.
5305 (get_expr_cost): Do not issue all unique insns on the next cycle.
5306 (fill_insns): Initialize can_issue_more from the value saved
5308 * sel-sched-ir.c (flist_add): New parameter issue_more.
5309 Init FENCE_ISSUE_MORE with it.
5310 (merge_fences): Likewise.
5311 (init_fences): Update call to flist_add.
5312 (add_to_fences, add_clean_fence_to_fences)
5313 (add_dirty_fence_to_fences): Likewise.
5314 (move_fence_to_fences): Update call to merge_fences.
5315 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5317 * sel-sched-ir.h (struct _fence): New field issue_more.
5318 (FENCE_ISSUE_MORE): New accessor macro.
5320 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5322 PR rtl-optimization/42388
5323 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5324 that have no predecessors nor successors. Do not call move_bb_info
5325 for empty blocks outside of current region.
5327 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5329 PR rtl-optimization/42294
5330 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5331 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5332 originators' originators.
5334 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5336 PR rtl-optimization/39453
5337 PR rtl-optimization/42246
5338 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5340 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5342 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5343 Alexander Monakov <amonakov@ispras.ru>
5346 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5347 (maybe_tidy_empty_bb): ... here. Make static. Add new
5348 argument. Update all callers.
5349 (tidy_control_flow): ... and here. Recompute topological order
5350 of basic blocks in region if necessary.
5351 (sel_redirect_edge_and_branch): Change return type. Return true
5352 if topological order might have been invalidated.
5353 (purge_empty_blocks): Export and move from...
5354 * sel-sched.c (purge_empty_blocks): ... here.
5355 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5356 (maybe_tidy_empty_bb): Delete prototype.
5357 (purge_empty_blocks): Declare.
5359 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5361 PR rtl-optimization/42249
5362 * sel-sched.c (try_replace_dest_reg): When chosen register
5363 and original register is the same, do not bail out early, but
5364 still check all original insns for validity of replacing destination
5365 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5368 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5371 Port from no-undefined-overflow branch:
5372 2009-03-09 Richard Guenther <rguenther@suse.de>
5374 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5376 2010-01-14 Richard Guenther <rguenther@suse.de>
5379 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5381 2010-01-14 Ira Rosen <irar@il.ibm.com>
5383 PR tree-optimization/42709
5384 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5385 as scalar type in creation of constant vector operand.
5387 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5390 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5391 (check-parallel-%): Match `testsuite' directory component only
5394 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5396 PR translation/39521
5397 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5400 2010-01-13 Richard Guenther <rguenther@suse.de>
5402 PR tree-optimization/42730
5403 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5406 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5409 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5410 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5413 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5415 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5416 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5417 ___umulsi3_highpart.
5419 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5420 rather than schedule_insns if the pass is enabled.
5422 2010-01-13 Martin Jambor <mjambor@suse.cz>
5424 PR tree-optimization/42704
5425 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5428 2010-01-13 Martin Jambor <mjambor@suse.cz>
5430 PR tree-optimization/42703
5431 * tree-sra.c (analyze_access_subtree): Check that we can build a
5432 reference to the original data within the aggregate.
5434 2010-01-13 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/42705
5437 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5439 2010-01-13 Richard Guenther <rguenther@suse.de>
5442 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5444 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5447 * var-tracking.c (values_to_unmark): New variable.
5448 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5449 values_to_unmark vector. Moved body to...
5450 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5451 instead queue it into values_to_unmark vector.
5452 (vt_find_locations): Free values_to_unmark vector.
5454 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5456 * config/s390/s390.c (override_options): Set
5457 default of max-pending-list-length to 256
5459 2010-01-13 Richard Guenther <rguenther@suse.de>
5462 * tree-pass.h (PROP_gimple_lcx): New.
5463 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5464 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5465 before the final cleanup_eh.
5466 (dump_properties): Dump PROP_gimple_lcx.
5467 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5468 (tree_lower_complex_O0): Remove.
5469 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5470 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5471 tree_lower_complex, schedule TODO_update_ssa.
5472 * lto-streamer-out.c (output_function): Stream the functions
5474 * lto-streamer-in.c (input_function): Likewise.
5475 (lto_read_body): Do not override them here.
5477 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5480 * c-typeck.c (build_c_cast): Fold value cast to union type before
5481 wrapping it in a CONSTRUCTOR.
5483 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5485 PR rtl-optimization/42699
5486 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5489 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5491 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5492 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5493 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5494 SUBTARGET_WARN_UNUSED_SPEC): ... here
5495 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5497 2010-01-12 Julian Brown <julian@codesourcery.com>
5499 * config/arm/neon-schedgen.ml (Utils): Don't try to
5500 open missing module.
5501 (find_with_result): New.
5503 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5506 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5507 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5509 PR tree-optimization/42645
5510 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5511 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5512 decl_map, set processing_debug_stmt to -1 and return name without
5515 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5517 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5518 binutils version, and reword target configuration description.
5520 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5522 * config/avr/avr.h (LINKER_NAME): Remove.
5524 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5527 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5528 that support VSX, warn for -mno-altivec if vsx is not disabled,
5531 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5532 Shujing Zhao <pearly.zhao@oracle.com>
5534 PR translation/42469
5535 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5536 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5537 character between option name and help text.
5538 * c.opt (imultilib): Likewise.
5540 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5542 * lto-streamer-out.c (output_unreferenced_globals): Output static
5545 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5547 PR rtl-optimization/42621
5548 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5549 optimizing for size.
5550 (duplicate_computed_gotos): Remove now-redundant check.
5552 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5555 * configure.ac: Save and restore LDFLAGS and LIBS
5556 * configure: Regenerate.
5558 2010-01-10 Richard Guenther <rguenther@suse.de>
5561 * builtins.c (fold_builtin_strlen): Add type argument and
5562 convert the resulting length to it.
5563 (fold_builtin_1): Adjust.
5565 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5567 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5568 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5570 (num_insns_constant_wide): Adjust for that change.
5572 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5575 * web.c (union_defs): Add used argument, to combine uses of
5577 (entry_register): Adjust type and tests of used argument.
5578 (web_main): Widen used for new use. Pass it to union_defs.
5579 * df.h (union_defs): Adjust prototype.
5581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5584 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5585 uses in new incoming argument. Free body.
5586 (reset_debug_uses_in_loop): New.
5587 (analyze_insn_to_expand_var): Call the latter if the former found
5588 anything. Fix whitespace. Reject invalid dest overlaps before
5589 going through all insns in the loop.
5591 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5594 * haifa-sched.c (dying_use_p): Debug insns don't count.
5596 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5599 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5600 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5601 (verify_gimple_call): Reject LHS in noreturn calls.
5603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5607 * tree-vect-loop-manip.c (adjust_info): New type.
5608 (adjust_vec): New pointer to vector.
5609 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5610 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5611 (slpeel_update_phis_for_duplicate_loop): Use them.
5612 (slpeel_update_phi_nodes_for_guard1): Likewise.
5613 (slpeel_update_phi_nodes_for_guard2): Likewise.
5614 (slpeel_tree_peel_loop_to_edge): Likewise.
5615 (vect_update_ivs_after_vectorizer): Likewise.
5617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5619 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5620 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5624 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5625 bogus uninitialized warning.
5627 2010-01-09 Richard Guenther <rguenther@suse.de>
5630 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5631 the evolution is compatible with the initial condition.
5633 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5635 * gcc.c (process_command): Update copyright notice dates.
5636 * gcov.c (print_version): Likewise.
5637 * gcov-dump.c (print_version): Likewise.
5638 * mips-tfile.c (main): Likewise.
5639 * mips-tdump.c (main): Likewise.
5641 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5644 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5646 (rotlhi3_8): Delete.
5648 (rotlsi3_8): Delete.
5649 (rotlsi3_16): Delete.
5650 (rotlsi3_24): Delete.
5652 (*rotw<mode>3): New.
5653 (*rotb<mode>3): New.
5654 * config/avr/avr.c (avr_rotate_bytes): New function.
5655 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5657 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5660 * configure.ac: Modify -rdynamic check.
5661 * configure: Regenerate.
5663 2010-01-08 DJ Delorie <dj@redhat.com>
5665 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5666 register popping order.
5668 2010-01-08 Richard Guenther <rguenther@suse.de>
5671 * c.opt (fsigned-char): Also let LTO handle this option.
5672 (funsigned-char): Likewise.
5674 2010-01-07 Richard Guenther <rguenther@suse.de>
5676 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5677 (gimple_op): Likewise.
5678 (gimple_op_ptr): Likewise.
5679 (gimple_assign_set_lhs): Remove gcc_assert.
5680 (gimple_assign_set_rhs1): Likewise.
5681 (gimple_assign_set_rhs2): Likewise.
5682 (gimple_call_set_lhs): Likewise.
5683 (gimple_call_set_fn): Likewise.
5684 (gimple_call_set_fndecl): Likewise.
5685 (gimple_call_fndecl): Likewise.
5686 (gimple_call_return_type): Likewise.
5687 (gimple_call_set_chain): Likewise.
5688 (gimple_call_num_args): Likewise.
5689 (gimple_call_set_arg): Likewise.
5690 (gimple_cond_set_code): Likewise.
5691 (gimple_cond_set_lhs): Likewise.
5692 (gimple_cond_set_rhs): Likewise.
5693 (gimple_cond_set_true_label): Likewise.
5694 (gimple_cond_set_false_label): Likewise.
5695 (gimple_label_set_label): Likewise.
5696 (gimple_goto_set_dest): Likewise.
5697 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5698 (gimple_debug_bind_get_value): Likewise.
5699 (gimple_debug_bind_get_value_ptr): Likewise.
5700 (gimple_debug_bind_set_var): Likewise.
5701 (gimple_debug_bind_set_value): Likewise.
5702 (gimple_debug_bind_reset_value): Likewise.
5703 (gimple_debug_bind_has_value_p): Likewise.
5704 (gimple_return_retval_ptr): Remove gcc_assert.
5705 (gimple_return_retval): Likewise.
5706 (gimple_return_set_retval): Likewise.
5707 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5708 (safe_referenced_var_iterator): Remove.
5709 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5710 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5711 (fill_referenced_var_vec): Remove.
5712 (first_readonly_imm_use): Remove redundant gcc_assert.
5713 (phi_arg_index_from_use): Combine gcc_asserts.
5714 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5715 (first_imm_use_stmt): Remove redundant gcc_assert.
5716 * tree-cfg.c (verify_gimple_call): Verify function and chain
5717 operands. Verify arguments.
5718 (verify_types_in_gimple_stmt): Verify condition code and labels.
5720 2010-01-07 Richard Guenther <rguenther@suse.de>
5722 PR tree-optimization/42641
5723 * sese.c (rename_map_elt_info): Use the SSA name version, do
5726 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5728 PR tree-optimization/42625
5729 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5730 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5732 2010-01-07 Duncan Sands <baldrick@free.fr>
5734 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5736 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5739 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5740 note itself is not function_invariant_p.
5742 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5744 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5745 Do not add the DF_NOTE problem.
5746 * store-motion.c (execute_rtl_store_motion): Likewise.
5748 2010-01-07 Martin Jambor <mjambor@suse.cz>
5750 PR tree-optimization/42157
5751 * tree-sra.c (compare_access_positions): Stabilize sort if both
5752 accesses have integer types, return zero immediately if they are the
5755 2010-01-06 Richard Henderson <rth@redhat.com>
5758 * haifa-sched.c (add_to_note_list): Merge into ...
5759 (concat_note_lists): ... here, and ...
5760 (unlink_other_notes, rm_other_notes): Merge into...
5761 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5762 NOTE_INSN_EPILOGUE_BEG.
5764 2010-01-06 Richard Guenther <rguenther@suse.de>
5766 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5767 not inline regular functions into always-inline functions.
5769 2010-01-06 Nick Clifton <nickc@redhat.com>
5771 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5772 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5774 (OVERRIDE_OPTIONS): Delete.
5775 (OPTIMIZATION_OPTIONS): Define.
5776 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5777 * config/rx/rx.c (rx_handle_option): Issue an error message if
5778 -mcpu=rx200 and -fpu are used together.
5779 (rx_set_optimization_options): New function. Issue an error
5780 message if an optimization attribute attempts to reset the FPU/
5781 math optimization pairing.
5782 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5783 * config/rx/rx.opt: Set the default to 32-bit doubles.
5784 * config/rx/t-rx: Add multilibs for -nofpu option.
5785 * doc/invoke.texi: Update documentation of RX options.
5787 2010-01-06 Richard Guenther <rguenther@suse.de>
5789 * tree-ssa-pre.c (name_to_id): New global.
5790 (alloc_expression_id): Simplify SSA name handling.
5791 (lookup_expression_id): Likewise.
5792 (init_pre): Zero name_to_id.
5793 (fini_pre): Free it.
5795 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5797 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5799 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5802 * config/i386/sse.md (smaxv2di3): New.
5803 (umaxv2di3): Likewise.
5804 (sminv2di3): Likewise.
5805 (uminv2di3): Likewise.
5807 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5810 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5811 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5812 (legitimize_tls_address): Likewise.
5813 (sparc_tls_referenced_p): Likewise.
5814 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5815 and adjust calls to legitimize_pic_address.
5816 (legitimate_constant_p) Use sparc_tls_referenced_p.
5817 (legitimate_pic_operand_p): Likewise.
5818 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5819 (sparc_tls_symbol_ref_1): Delete.
5820 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5821 (legitimize_tls_address): Make static, handle CONST patterns.
5822 (legitimize_pic_address): Make static, remove unused parameter and
5823 adjust recursive calls.
5824 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5825 and adjust call to legitimize_pic_address.
5826 (sparc_output_mi_thunk): Likewise.
5828 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5829 H.J. Lu <hongjiu.lu@intel.com>
5832 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5833 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5834 operands to make them signed.
5837 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5840 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5841 GTU to GT for V4SI and V2DI.
5843 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5844 (umin<mode>3): Removed.
5846 (uminv4si3): Likewise.
5848 2010-01-05 Martin Jambor <mjambor@suse.cz>
5850 PR tree-optimization/42462
5851 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5852 current_function_decl to helper functions and macros.
5854 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5857 * flags.h: Don't include real.h.
5858 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5859 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5860 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5861 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5862 * dominance.c: Update copyright.
5863 * gimple.c (walk_gimple_op): Remove inline.
5864 * tree-ssa-reassoc.c: Include real.h.
5865 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5866 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5868 2010-01-05 Nick Clifton <nickc@redhat.com>
5870 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5871 register to push into the stack frame when the accumulator has to
5872 be saved during interrupts.
5874 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5876 * doc/invoke.texi: Remove the documentation about option
5878 * common.opt (Wunreachable-code): Preserved for backward
5880 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5881 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5882 the backward compatibility flag section.
5884 2010-01-05 Richard Guenther <rguenther@suse.de>
5886 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5888 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5891 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5893 PR tree-optimization/42508
5894 * tree-sra.c (convert_callers): Check for recursive call
5895 by comparing cgraph nodes instead of decls.
5896 (modify_function): Call ipa_modify_formal_parameters also
5897 on all same_body aliases.
5899 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5900 cgraph nodes when checking for same_body aliases.
5902 2010-01-05 Richard Guenther <rguenther@suse.de>
5904 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5905 allocation and lookup.
5906 (get_or_alloc_expr_for_constant): Likewise.
5907 (phi_translate): Sink allocation.
5909 2010-01-04 Richard Guenther <rguenther@suse.de>
5911 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5912 a new entry only if needed.
5913 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5914 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5916 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5918 (phi_translate): Handle CONSTANTs early.
5920 2010-01-04 Martin Jambor <mjambor@suse.cz>
5922 PR tree-optimization/42398
5923 * tree-sra.c (struct access): Removed flag grp_different_types.
5924 (dump_access): Do not dump the removed flag.
5925 (sort_and_splice_var_accesses): Do not set the removed flag.
5926 (sra_modify_expr): Check for type compatibility directly.
5928 2010-01-04 Martin Jambor <mjambor@suse.cz>
5930 PR tree-optimization/42366
5931 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5932 edges with variable number of parameters.
5933 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5934 flag instead of asserting it.
5935 (ipa_read_node_info): Read uses_analysis_done flag.
5937 2010-01-04 Richard Guenther <rguenther@suse.de>
5939 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5940 iterative_hash_* as intended.
5941 (vn_reference_compute_hash): Likewise. Simplify hashing
5943 (vn_reference_lookup_2): Likewise.
5944 (vn_nary_op_compute_hash): Likewise.
5945 (vn_phi_compute_hash): Likewise.
5946 (expressions_equal_p): Remove strange code.
5947 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5948 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5949 (bitmap_insert_into_set_1): Take value-id as parameter.
5950 (add_to_value): Pass it.
5951 (bitmap_insert_into_set): Likewise.
5952 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5954 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5957 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5958 (do_self_spec): For switches with SWITCH_IGNORE set set also
5959 SWITCH_IGNORE_PERMANENTLY.
5960 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5963 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5965 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5966 tree of an unreferenced global var.
5968 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5971 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5972 GTU to GT for V4SI and V2DI.
5974 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5975 (umin<mode>3): Removed.
5977 (uminv4si3): Likewise.
5979 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5982 * collect2.c (main): Turn on trace in collect2 if -v is passed
5985 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5987 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5988 description of expression operand.
5990 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5992 * configure.ac: Add install-html to target_list for Make-hooks.
5993 * configure: Regenerate.
5994 * fortran/Make-lang.in (F95_HTMLFILES): New.
5995 (fortran.html): Use it.
5996 (fortran.install-html): New.
5997 * Makefile.in (install-html): Add lang.install-html.
5998 * java/Make-lang.in (JAVA_HTMLFILES): New.
5999 (java.html): Use it.
6000 (java.install-html): New.
6001 * objc/Make-lang.in (objc.install-html): New.
6002 * objcp/Make-lang.in (obj-c++.install-html): New.
6003 * cp/Make-lang.in (c++.install-html): New.
6004 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6005 * lto/Make-lang.in (lto.install-html): New.
6007 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6010 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6012 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6014 PR rtl-optimization/41862
6015 * store-motion.c (store_killed_in_insn, compute_store_table,
6016 remove_reachable_equiv_notes, replace_store_insn,
6017 build_store_vectors): Ignore all DEBUG_INSNs.
6019 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6022 * common.opt: Add dumpdir.
6024 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6026 (option_map): Add --dumpdir.
6028 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6030 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6032 * opts.c (decode_options): Try dump_dir_name first if
6033 dump_base_name isn't an absolute path.
6034 (common_handle_option): Handle OPT_dumpdir.
6036 * toplev.c (dump_dir_name): New.
6037 (print_switch_values): Also ignore -dumpdir.
6039 * toplev.h (dump_dir_name): New.
6041 2010-01-03 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/42589
6044 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6045 double-word expansion of bswap32.
6047 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6049 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6050 with BLOCK_FOR_INSN.
6051 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6052 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6053 noce_process_if_block): Likewise.
6054 * gcse.c (compute_local_properties, insert_expr_in_table,
6055 insert_set_in_table, canon_list_insert, find_avail_set,
6056 pre_insert_copy_insn): Likewise.
6058 * basic-block.h (BLOCK_NUM): Move from here...
6059 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6061 2010-01-03 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/42438
6064 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6065 contains_may_not_return_call flag.
6066 (BB_MAY_NOTRETURN): New.
6067 (valid_in_sets): Trapping nary operations are not valid
6068 in blocks that may not return.
6069 (insert_into_preds_of_block): Remove check for trapping expressions.
6070 (compute_avail): Compute also BB_MAY_NOTRETURN.
6072 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6074 * doc/invoke.texi: Add 2010 to copyright years.
6076 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6078 * config/sparc/sparc.c: Fix formatting nits.
6080 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6081 Alexander Monakov <amonakov@ispras.ru>
6083 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6085 2010-01-02 Richard Guenther <rguenther@suse.de>
6088 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6089 (simplify_switch_using_ranges): Mark to be removed edges
6092 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6094 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6096 * collect2.c (scan_libraries): Add missing argument in call to
6099 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6102 * config/alpha/predicates.md (aligned_memory_operand): Return false
6104 (unaligned_memory_operand): Return true for CQImode.
6105 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6106 doesn not cross aligned SImode word boundary.
6108 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6110 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6112 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6113 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6115 2010-01-02 Richard Guenther <rguenther@suse.de>
6118 * toplev.c (compile_file): Emit LTO marker properly. Change
6120 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6122 2010-01-01 Richard Guenther <rguenther@suse.de>
6125 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6127 2010-01-01 Richard Guenther <rguenther@suse.de>
6130 * c-decl.c (grokdeclarator): For zero-size arrays force
6131 structural equality checks as layout_type does.
6133 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6135 * builtins.c: Update copyright to 2010.
6137 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6140 * lto-streamer-out.c (produce_asm): Revert the last change.
6141 (copy_function): Likewise.
6143 * lto-streamer.c (lto_get_section_name): Skip any leading
6146 2010-01-01 Richard Guenther <rguenther@suse.de>
6149 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6153 Copyright (C) 2010 Free Software Foundation, Inc.
6155 Copying and distribution of this file, with or without modification,
6156 are permitted in any medium without royalty provided the copyright
6157 notice and this notice are preserved.