1 2010-04-14 Jason Merrill <jason@redhat.com>
4 * c-common.c (attribute_takes_identifier_p): New fn.
5 * c-common.h: Declare it.
7 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
11 (*udivmod<mode>4): Ditto.
13 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.md (maxmin_int): Rename code attribute from
16 maxminiprefix and update all users.
17 (maxmin_float): Ditto from maxminfprefix.
18 (logic): Ditto from logicprefix.
19 (absneg_mnemonic): Ditto from absnegprefix.
20 * config/i386/mmx.md: Update all users of maxminiprefix,
21 maxminfprefix and loficprefix for rename.
22 * config/i386/sse.md: Ditto.
23 * config/i386/sync.md (sync_<code><mode>): Update for
26 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
29 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
30 warnings converted to errors.
32 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
34 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
35 used insn_type variable.
36 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
37 to avoid set-but-not-used warning.
39 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
41 * df-core.c (df_ref_debug): Change format string placeholder
43 * dwarf2asm.c (dw2_asm_output_data_raw,
44 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
45 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
46 * dwarf2out.c (output_cfi, output_cfi_directive,
47 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
48 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
50 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
51 * print-rtl.c (print_rtx): Ditto.
53 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
56 * builtins.c (expand_builtin_pow_root): New function to expand pow
57 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
58 series of sqrt and cbrt calls under -ffast-math.
59 (expand_builtin_pow): Call it.
61 2010-04-14 Michael Matz <matz@suse.de>
63 PR tree-optimization/42963
64 * tree-cfg.c (touched_switch_bbs): New static variable.
65 (group_case_labels_stmt): New function broken out from ...
66 (group_case_labels): ... here, use the above.
67 (start_recording_case_labels): Allocate touched_switch_bbs.
68 (end_recording_case_labels): Deallocate it, call
69 group_case_labels_stmt.
70 (gimple_redirect_edge_and_branch): Remember index of affected BB.
72 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
74 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
77 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
81 2010-04-13 Jan Hubicka <jh@suse.cz>
83 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
84 of optimized out static functions.
85 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
86 cost computation. Also sanity check for overflows.
87 (update_caller_keys): Update cgraph_edge_badness call; properly
88 update fibheap and sanity check that it is up to date.
89 (add_new_edges_to_heap): Update cgraph_edge_badness.
90 (cgraph_decide_inlining_of_small_function): Likewise;
91 add sanity checking that badness in heap is up to date;
92 improve dumping of reason; Update badness of calls to the
93 offline copy of function currently inlined; dump badness
94 of functions not inlined because of unit growth limits.
96 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
99 * c-common.c (pointer_int_sum): Disregard overflow that occured only
100 because of sign-extension change when converting to sizetype here...
101 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
103 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
104 the folding to constants. Remove redundant final conversion.
105 (fold_binary) <associate>: Do not associate if the re-association of
106 constants alone overflows.
107 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
108 to the end of the list.
109 (multiple_of_p) <COND_EXPR>: New case.
111 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
113 * opt-functions.awk (opt_sanitized_name): New.
115 * optc-gen.awk: Use it
116 * opth-gen.awk: Use it.
118 2010-04-13 Martin Jambor <mjambor@suse.cz>
120 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
121 (sra_modify_assign): Delete stmts loading dead data even if racc has no
122 children. Call replace_uses_with_default_def_ssa_name to handle
125 2010-04-13 Michael Matz <matz@suse.de>
128 * builtins.c (expand_builtin_interclass_mathfn): Also create
129 a register if the predicate doesn't match.
131 2010-04-13 Diego Novillo <dnovillo@google.com>
133 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
134 * c-pch.c: Include timevar.h.
135 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
136 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
137 * ggc-common.c: Include timevar.h.
138 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
139 * timevar.def (TV_PCH_SAVE): Define.
140 (TV_PCH_CPP_SAVE): Define.
141 (TV_PCH_PTR_REALLOC): Define.
142 (TV_PCH_PTR_SORT): Define.
143 (TV_PCH_RESTORE): Define.
144 (TV_PCH_CPP_RESTORE): Define.
146 2010-04-13 Michael Matz <matz@suse.de>
148 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
150 (can_reassociate_p): New function.
151 (break_up_subtract_bb, reassociate_bb): Use it.
153 2010-04-13 Richard Guenther <rguenther@suse.de>
156 * builtins.c (c_readstr): Fix assert.
158 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
161 when generating cltd insn.
163 (*ashl<mode>3_1): Remove special handling for register operand 2.
164 (*ashlsi3_1_zext): Ditto.
166 (*ashlhi3_1_lea): Ditto.
168 (*ashlqi3_1_lea): Ditto.
169 (*<shiftrt_insn><mode>3_1): Ditto.
170 (*<shiftrt_insn>si3_1_zext): Ditto.
171 (*<shiftrt_insn>qi3_1_slp): Ditto.
172 (*<rotate_insn><mode>3_1): Ditto.
173 (*<rotate_insn>si3_1_zext): Ditto.
174 (*<rotate_insn>qi3_1_slp): Ditto.
176 2010-04-13 Richard Guenther <rguenther@suse.de>
178 * tree-ssa-structalias.c (callused_id): Remove.
179 (call_stmt_vars): New.
180 (get_call_vi): Likewise.
181 (lookup_call_use_vi): Likewise.
182 (lookup_call_clobber_vi): Likewise.
183 (get_call_use_vi): Likewise.
184 (get_call_clobber_vi): Likewise.
185 (make_transitive_closure_constraints): Likewise.
186 (handle_const_call): Adjust to do per-call call-used handling.
187 (handle_pure_call): Likewise.
188 (find_what_var_points_to): Remove general callused handling.
189 (init_base_vars): Likewise.
190 (init_alias_vars): Initialize call_stmt_vars.
191 (compute_points_to_sets): Process call-used and call-clobbered
192 vars for call statements.
193 (delete_points_to_sets): Free call_stmt_vars.
195 2010-04-13 Richard Guenther <rguenther@suse.de>
197 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
198 Only add RW dependence for dependence distance zero.
199 Adjust maximal vectorization factor according to dependences.
200 Move alignment handling ...
201 (vect_find_same_alignment_drs): ... here. New function.
202 (vect_analyze_data_ref_dependences): Adjust.
203 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
204 (vect_analyze_data_refs): Adjust minimal vectorization factor
205 according to data references.
206 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
207 dependences before determining the vectorization factor.
208 Analyze alignment after determining the vectorization factor.
209 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
210 dependences before alignment.
211 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
213 (vect_analyze_data_refs): Likewise.
214 (MAX_VECTORIZATION_FACTOR): New define.
216 2010-04-13 Duncan Sands <baldrick@free.fr>
218 * except.h (lang_eh_type_covers): Remove.
219 * except.c (lang_eh_type_covers): Likewise.
221 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
222 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
224 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
225 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
226 UNITS_PER_LONG where it is ABI relevant.
227 (s390_return_addr_rtx): Likewise.
228 (s390_back_chain_rtx): Likewise.
229 (s390_frame_area): Likewise.
230 (s390_frame_info): Likewise.
231 (s390_initial_elimination_offset): Likewise.
232 (save_gprs): Likewise.
233 (s390_emit_prologue): Likewise.
234 (s390_emit_epilogue): Likewise.
235 (s390_function_arg_advance): Likewise.
236 (s390_function_arg): Likewise.
237 (s390_va_start): Likewise.
238 (s390_gimplify_va_arg): Likewise.
239 (s390_function_profiler): Likewise.
240 (s390_optimize_prologue): Likewise.
241 (s390_rtx_costs): Likewise.
242 (s390_secondary_reload): Likewise.
243 (s390_promote_function_mode): Likewise.
244 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
245 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
247 (s390_unwind_word_mode): New function.
248 (s390_function_value): Split 64 bit values into register pair if
249 used as return value.
250 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
251 function call parameters. Handle parallels.
252 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
253 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
254 (DWARF_CIE_DATA_ALIGNMENT): New macro.
255 (s390_expand_setmem): Remove unused variable src_addr.
256 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
257 deal with 64 bit registers.
258 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
259 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
260 (UNITS_PER_LONG): New macro.
261 * libjava/include/s390-signal.h: Define extended ucontext
262 structure containing the upper halfs of the 64 bit registers.
264 2010-04-13 Simon Baldwin <simonb@google.com>
266 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
268 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
270 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
271 rvalue on the RHS if the LHS is of a non-renamable type.
272 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
274 2010-04-13 Matthias Klose <doko@ubuntu.com>
276 * gcc.c (cc1_options): Handle -iplugindir before processing
277 the cc1 spec. Only add -iplugindir once.
278 (cpp_unique_options): Add -iplugindir option if -fplugin* options
280 * common.opt (iplugindir): Remove `Separate' property, initialize.
281 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
283 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
284 (distclean): Remove plugin dir.
285 * doc/invoke.texi: Document -iplugindir.
287 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
289 * doc/plugins.texi (Loading Plugins): Document short
291 (Plugin API): Mention default_plugin_dir_name function.
293 * gcc.c (find_file_spec_function): Add new declaration.
294 (static_spec_func): Use it for "find-file".
295 (find_file_spec_function): Add new function.
296 (cc1_options): Add -iplugindir option if -fplugin* options found.
298 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
300 * plugin.c (add_new_plugin): Updated comment, and handle short
302 (default_plugin_dir_name): Added new function.
304 * common.opt (iplugindir): New option to set the plugin directory.
306 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.md (any_rotate): New code iterator.
309 (rotate_insn): New code attribute.
311 (SWIM124): New mode iterator.
312 (<rotate_insn>ti3): New expander.
313 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
314 any_rotate code iterator.
315 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
316 using any_rotate code iterator and SWIM124 mode iterator.
317 (ix86_rotlti3): New insn_and_split pattern.
318 (ix86_rotrti3): Ditto.
319 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
320 ix86_rotl{di,ti}3 patterns.
321 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
322 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
323 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
324 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
325 code iterator and SWI mode iterator.
326 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
327 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
329 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
330 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
331 (bswap rotatert splitter): Add splitter.
332 (bswap splitter): Macroize splitter using any_rotate code iterator.
333 Add insn predicate to split only for TARGET_USE_XCHGB or when
334 optimizing function for size.
336 2010-04-12 Steve Ellcey <sje@cup.hp.com>
338 * config/pa/pa.c (emit_move_sequence): Remove use of
339 deleted variable flag_argument_noalias.
341 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
343 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
345 Add to unsupported targets list.
346 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
347 sparc*-sun-solaris2.[567]* from target lists.
348 * configure: Regenerate.
349 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
351 Remove Solaris 7 patch references.
352 (Specific, sparc-sun-solaris2.7): Removed.
353 (sparc-sun-solaris2*): Update Solaris 7 example.
354 (sparc64-*-solaris2*): Likewise.
356 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
358 * config.build (alpha*-dec-osf4*): Remove.
359 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
360 of obsolete configurations.
361 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
363 * config/alpha/t-osf4: Renamed to ...
364 * config/alpha/t-osf5: ... this.
365 * config/alpha/osf.h: Renamed to ...
366 * config/alpha/osf5.h: ... this.
367 Merged old osf5.h contents.
369 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
370 (EXTRA_SPECS): Removed.
371 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
372 reflect removal of Tru64 UNIX V4.0/V5.0 support.
375 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
377 * doc/contrib.texi (Contributors, Rainer Orth): Update.
379 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
382 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
383 __thiscall convention.
385 2010-04-12 Steve Ellcey <sje@cup.hp.com>
387 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
389 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
391 2010-04-12 Steve Ellcey <sje@cup.hp.com>
393 * function.c (assign_parms_initialize_all): Add unused attribute
396 2010-04-12 Richard Guenther <rguenther@suse.de>
398 * gsstruct.def (GSS_CALL): New.
399 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
400 * gimple.h: Include tree-ssa-alias.h.
401 (struct gimple_statement_call): New.
402 (union gimple_statement_struct_d): Add gimple_call member.
403 (gimple_call_reset_alias_info): Declare.
404 (gimple_call_use_set): New function.
405 (gimple_call_clobber_set): Likewise.
406 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
407 * gimple.c (gimple_call_reset_alias_info): New function.
408 (gimple_build_call_1): Call it.
409 * lto-streamer-in.c (input_gimple_stmt): Likewise.
410 * tree-inline.c (remap_gimple_stmt): Likewise.
411 (expand_call_inline): Remove callused handling.
412 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
413 * tree-dfa.c (dump_variable): Likewise.
414 * tree-parloops.c (parallelize_loops): Likewise.
415 * tree-ssa.c (init_tree_ssa): Likewise.
416 (delete_tree_ssa): Likewise.
417 * tree-flow-inline.h (is_call_used): Remove.
418 * tree-flow.h (struct gimple_df): Remove callused member.
419 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
420 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
421 (ref_maybe_used_by_call_p_1): Simplify.
422 (call_may_clobber_ref_p_1): Likewise.
423 * tree-ssa-structalias.c (compute_points_to_sets): Set
424 the call stmt used and clobbered sets.
425 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
426 (find_tail_calls): Verify the tail call.
428 2010-04-12 Richard Guenther <rguenther@suse.de>
430 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
431 single-iteration always-inline inlining.
432 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
433 (cgraph_decide_inlining): Do not handle always-inline specially.
434 (try_inline): Remove always-inline cycle detection special case.
435 Do not recurse on always-inlines.
436 (cgraph_early_inlining): Do not iterate if not optimizing.
437 (cgraph_gate_early_inlining): remove.
438 (pass_early_inline): Run unconditionally.
439 (gate_cgraph_decide_inlining): New function.
440 (pass_ipa_inline): Use it. Do not run the IPA inliner if
441 not inlining or optimizing.
442 (cgraph_decide_inlining_of_small_functions): Also consider
443 always-inline functions.
444 (cgraph_default_inline_p): Return true for nodes which should
445 disregard inline limits.
446 (estimate_function_body_sizes): Assume zero size and time for
447 nodes which are marked as disregarding inline limits.
448 (cgraph_decide_recursive_inlining): Do not perform recursive
449 inlining on always-inline nodes.
451 2010-04-12 Jakub Jelinek <jakub@redhat.com>
454 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
455 for exprs satisfying handled_component_p.
457 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
459 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
460 non-constant aggregate elements.
462 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
463 is a real initialization.
465 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
468 * c-decl.c (start_function): Move forward check for nested function.
470 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
472 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
473 * config/sh/sh.c: Include reload.h.
474 (sh_legitimize_reload_address): New.
475 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
476 sh_legitimize_reload_address.
478 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
480 * config/sh/sh.md (*movqi_pop): New insn pattern.
481 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
483 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.md (any_shiftrt): New code iterator.
486 (shiftrt_insn): New code attribute.
488 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
489 using any_shiftrt code iterator.
490 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
491 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
492 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
493 pattern from corresponding peephole2 patterns.
494 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
495 using any_shiftrt code iterator.
496 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
497 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
498 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
499 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
500 *{ashr,lshr}<mode>3_cmp_zext.
501 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
503 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
505 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
507 (*lshr<mode>3_cconly): Ditto.
509 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/i386.md (lshr<mode>3): Macroize expander from
512 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
513 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
514 pattern from *lshr{di,ti}3_1 and corresponding splitters using
516 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
517 from corresponding peephole2 patterns.
518 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
519 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
520 and *lshrdi3_1_rex64 using SWI mode iterator.
521 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
522 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
523 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
524 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
525 and *lshrdi3_cmp_rex64 using SWI mode iterator.
526 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
527 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
528 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
529 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
532 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/i386.md (ashr<mode>3): Macroize expander from
535 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
536 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
537 pattern from *ashr{di,ti}3_1 and corresponding splitters using
539 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
540 from corresponding peephole2 patterns.
541 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
542 (ashrsi3_cvt): Rename from ashrsi3_31.
543 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
544 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
545 and x86_64_shift_adj_3 using SWI48 mode iterator.
546 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
547 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
548 and *ashrdi3_1_rex64 using SWI mode iterator.
549 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
550 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
551 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
552 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
553 and *ashrdi3_cmp_rex64 using SWI mode iterator.
554 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
555 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
556 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
557 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
559 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
560 * config/i386/i386.c (ix86_split_ashr): Update for renamed
561 x86_shift<mode>_adj_3 expanders.
563 2010-04-10 Wei Guozhi <carrot@google.com>
566 * config/arm/arm.c (arm_pic_static_addr): New function.
567 (legitimize_pic_address): Call arm_pic_static_addr when it detects
569 (arm_output_addr_const_extra): Output expression for new pattern.
570 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
572 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
574 * ira-costs.c (record_reg_classes): Ignore alternatives that are
577 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
578 * web.c: Include "insn-config.h" and "recog.h".
579 (union_match_dups): New function.
581 (union_defs): Don't try to recognize match_dups.
583 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
584 if doing so would replace the entire pattern.
586 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
590 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
591 and splitter pattern. Change splitter operand 1 predicate to
594 2010-04-09 Martin Jambor <mjambor@suse.cz>
596 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
597 lattices are addresses of CONST_DECLs with the same initial value.
598 (ipcp_print_all_lattices): Print values of CONST_DECLs.
599 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
601 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
602 Bernd Schmidt <bernd.schmidt@codesourcery.com>
604 * loop-invariant.c (replace_uses): New static function.
605 (move_invariant_reg): Use it to ensure we can replace the uses.
607 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
609 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
611 (picochip_override_options): Enable section anchors only above -O1.
612 (picochip_reorg): Fixed a couple of build warnings.
614 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * configure.ac (plugin -rdynamic test): Log result.
617 * configure: Regenerate.
618 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
619 (RDYNAMIC_SPEC): Define.
620 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
622 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
624 * configure.ac: Determine Sun ld version numbers.
625 (comdat_group): Restrict GNU ld version checks to gld.
626 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
627 (enable_comdat): Support --enable-comdat.
628 * configure: Regenerate.
629 * doc/install.texi (Configuration): Document --enable-comdat.
631 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
633 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
634 * config/sol2-gld.h: ... here.
635 * config.gcc (sparc*-*-solaris2*): Reflect this.
636 (i[34567]86-*-solaris2*): Use it.
638 2010-04-09 Steve Ellcey <sje@cup.hp.com>
640 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
642 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
644 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
647 * diagnostic.c (diagnostic_initialize): Initialize
648 some_warnings_are_errors.
649 (diagnostic_finish): New.
650 (diagnostic_action_after_output): Call it before exiting.
651 (diagnostic_report_diagnostic): Do not print message here. Set
652 some_warnings_are_errors.
653 * diagnostic.h (diagnostic_context): Delete
654 issue_warnings_are_errors_message. Add some_warnings_are_errors.
655 (diagnostic_finish): Declare.
656 * toplev.c (toplev_main): Call it before exit.
658 2010-04-09 Jason Merrill <jason@redhat.com>
661 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
665 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
666 based on a warning flag.
668 2010-04-09 Richard Guenther <rguenther@suse.de>
670 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
672 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
675 * varasm.c (default_assemble_visibility): Wrap vars that are
676 set, but unused, by targets without GAS.
677 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
678 Remove set, but unused, vars.
679 (rs6000_legitimize_tls_address): Likewise.
680 (altivec_expand_dst_builtin): Likewise.
681 * config/darwin.c (machopic_classify_symbol): Likewise.
682 (machopic_indirection_name): Likewise.
684 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.md (DWI): New mode iterator.
687 (S): New mode attribute.
688 (shift_operand): Ditto.
689 (shift_immediate_operand): Ditto.
690 (ashl_input_operand): Ditto.
691 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
692 using SDWIM mode iterator.
693 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
694 pattern from *ashl{di,ti}3_1 and corresponding splitters using
696 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
697 from corresponding peephole2 patterns.
698 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
699 and x86_64_shift_adj_1 using SWI48 mode iterator.
700 (x86_shift<mode>_adj_2): Ditto.
701 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
702 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
703 using SWI48 mode iterator.
704 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
705 *ashldi3_cmp_rex64 using SWI mode iterator.
706 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
707 *ashldi3_cconly_rex64 using SWI mode iterator.
708 * config/i386/i386.c (ix86_split_ashl): Update for renamed
709 x86_shift<mode>_adj_{1,2}.
710 (ix86_split_ashr): Ditto.
711 (ix86_split_lshr): Ditto.
713 2010-04-09 Richard Guenther <rguenther@suse.de>
715 * target.h (builtin_conversion): Pass in input and output types.
716 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
717 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
718 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
719 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
721 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
723 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
725 2010-04-09 Richard Guenther <rguenther@suse.de>
728 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
730 2010-04-09 Richard Guenther <rguenther@suse.de>
732 * tree-vectorizer.h (struct _stmt_vec_info): Document
733 that vectype is the type of the LHS.
734 (supportable_widening_operation, supportable_narrowing_operation):
735 Get both input and output vector types as arguments.
736 (vect_is_simple_use_1): Declare.
737 (get_same_sized_vectype): Likewise.
738 * tree-vect-loop.c (vect_determine_vectorization_factor):
739 Set STMT_VINFO_VECTYPE to the vector type of the def.
740 (vectorizable_reduction): Adjust.
741 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
742 Adjust. Specify the output vector type.
743 (vect_pattern_recog_1): Adjust.
744 * tree-vect-stmts.c (get_same_sized_vectype): New function.
745 (vectorizable_call): Adjust.
746 (vectorizable_conversion): Likewise.
747 (vectorizable_operation): Likewise.
748 (vectorizable_type_demotion): Likewise.
749 (vectorizable_type_promotion): Likewise.
750 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
752 (vect_is_simple_use_1): New function.
753 (supportable_widening_operation): Get both input and output
755 (supportable_narrowing_operation): Likewise.
756 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
758 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
760 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
761 __thiscall and _thiscall as predefined macros.
762 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
763 thiscall attribute handling.
764 (ix86_comp_type_attributes): Likewise.
765 (ix86_function_regparm): Likewise.
766 (ix86_return_pops_args): Likewise.
767 (init_cumulative_args): Likewise.
768 (find_drap_reg): Likewise.
769 (ix86_static_chain): Likewise.
770 (x86_this_parameter): Likewise.
771 (x86_output_mi_thunk): Likewise.
772 (ix86_attribute_table): Add description for thiscall attribute.
773 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
774 * doc/extend.texi: Add documentation for thiscall.
776 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
779 * c.opt (Wint-to-pointer-cast): Available in C++.
780 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
782 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
784 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
785 * calls.c (expand_call): Pass the function type to aggregate_value_p.
786 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
787 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
788 function type instead. Reorder and simplify checks.
790 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
792 2010-04-08 Jing Yu <jingyu@google.com>
793 Zdenek Dvorak <ook@ucw.cz>
795 PR tree-optimization/42720
796 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
797 loop unswitch conditions here from ...
798 (tree_unswitch_single_loop): ... here.
800 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
802 * tree-if-conv.c: Fix comments and simplify logic.
804 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
806 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
807 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
808 (main_tree_if_conversion): Update call to tree_if_conversion.
810 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
813 * doc/invoke.texi (-b,-V): Delete.
814 * doc/tm.texi: Do not mention -b.
815 * gcc.c (display_help): Delete -b and -V.
816 (process_command): Delete -b and -V.
817 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
819 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
820 Wolfgang Gellerich <gellerich@de.ibm.com>
822 Implement target hook for loop unrolling
823 * target.h (loop_unroll_adjust): Add a new target hook function.
824 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
825 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
826 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
827 (s390_loop_unroll_adjust): Implement the new target hook for s390.
828 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
830 (decide_unroll_stupid): Likewise.
832 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
835 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
837 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
839 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
840 (Specific, *-*-solaris2*): Likewise.
841 Don't prefer Sun as over GNU as.
843 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
845 * config/s390/s390.c (override_options): Adjust the z10
846 defaults for max-unroll-times, max-completely-peeled-insns
847 and max-completely-peel-times.
849 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
851 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
852 instructions for z10.
853 (s390_expand_setmem): Likewise.
854 (s390_expand_cmpmem): Likewise.
856 2010-04-08 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/43679
859 * tree-ssa-pre.c (eliminate): Only propagate copies.
861 2010-04-08 Jakub Jelinek <jakub@redhat.com>
864 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
865 set but not used variable warning.
867 2010-04-08 Wei Guozhi <carrot@google.com>
870 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
871 (arm_size_rtx_costs): Call the new function when optimized for size.
873 2010-04-08 Jakub Jelinek <jakub@redhat.com>
876 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
877 op0 is not a MEM, just return NULL instead of assertion
879 (discover_nonconstant_array_refs): Don't walk debug stmts.
881 2010-04-08 Doug Kwan <dougkwan@google.com>
883 * configure.ac: Recognize gold and do not use its version number
885 * configure: Regenerate.
887 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
890 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
891 (negate_value): Move code to push elements to broken_up_substracts ...
892 (eliminate_plus_minus_pair): ... here. Push operands that have no
893 negative pair to plus_negates.
894 (repropagate_negates, init_reassoc, fini_reassoc): Update.
896 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
898 * doc/install.texi (Configuration): Move description of
899 --enable-lto, --with-libelf*, --enable-gold from Java section to
902 * doc/generic.texi (Working with declarations)
903 (Function Properties, C and C++ Trees): Fix typos.
904 * doc/sourcebuild.texi (Top Level): Likewise.
906 2010-04-07 Jakub Jelinek <jakub@redhat.com>
909 * tree.h (DECL_READ_P): Define.
910 (struct tree_decl_common): Add decl_read_flag.
911 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
912 a set but not used warning.
913 (merge_decls): Merge DECL_READ_P flag.
914 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
915 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
916 * c-common.c (handle_used_attribute, handle_unused_attribute):
918 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
920 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
922 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
923 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
924 c_parser_binary_expression, c_parser_cast_expression,
925 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
926 Call default_function_array_read_conversion instead of
927 default_function_array_conversion where needed.
928 (c_parser_unary_expression, c_parser_conditional_expression,
929 c_parser_postfix_expression_after_primary, c_parser_initelt):
930 Likewise. Call mark_exp_read where needed.
931 (c_parser_statement_after_labels, c_parser_asm_operands,
932 c_parser_typeof_specifier, c_parser_sizeof_expression,
933 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
935 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
937 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
938 (warn_unused_but_set_parameter): Default to warn_unused
940 * doc/invoke.texi: Document -Wunused-but-set-variable and
941 -Wunused-but-set-parameter.
943 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
945 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
946 when operandN variables aren't used in the body of the expander
948 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
949 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
950 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
951 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
952 FOR_EACH_IMM_USE_ON_STMT): Likewise.
953 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
954 * tree.c (PROCESS_ARG): Likewise.
956 2010-04-07 Simon Baldwin <simonb@google.com>
958 * diagnostic.h (diagnostic_override_option_index): New macro to
959 set a diagnostic's option_index.
960 * c-tree.h (c_cpp_error): Add warning reason argument.
961 * opts.c (_warning_as_error_callback): New.
962 (register_warning_as_error_callback): Store callback for
963 warnings enabled via enable_warning_as_error.
964 (enable_warning_as_error): Call callback, minor code tidy.
965 * opts.h (register_warning_as_error_callback): Declare.
966 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
967 response to -Werror=.
968 (c_common_init_options): Register warning_as_error_callback in opts.c.
969 * common.opt: Add -Wno-cpp option.
970 * c-common.c (struct reason_option_codes_t): Map cpp warning
971 reason codes to gcc option indexes.
972 * (c_option_controlling_cpp_error): New function, lookup the gcc
973 option index for a cpp warning reason code.
974 * (c_cpp_error): Add warning reason argument, call
975 c_option_controlling_cpp_error for diagnostic_override_option_index.
976 * doc/invoke.texi: Document -Wno-cpp.
978 2010-04-07 Richard Guenther <rguenther@suse.de>
980 * ipa-reference.c (mark_load): Use get_base_address.
981 (mark_store): Likewise.
983 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
984 inserting GIMPLE_NOPs into the IL.
985 * tree-ssa-structalias.c (get_constraint_for_component_ref):
986 Explicitly strip handled components and indirect references.
988 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
989 folding address expressions.
990 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
991 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
992 operand_equal_p to compare decls.
993 (ptr_deref_may_alias_decl_p): Likewise.
994 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
995 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
996 Handle reversed comparison ops.
997 * tree-sra.c (asm_visit_addr): Use get_base_address.
998 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
999 * ipa-reference.c (mark_address): Use get_base_address.
1001 2010-04-07 Richard Guenther <rguenther@suse.de>
1003 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1004 Propagate constants everywhere.
1006 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1009 * tree.c (MAX_INT_CACHED_PREC): Define.
1010 (nonstandard_integer_type_cache): New array.
1011 (build_nonstandard_integer_type): Cache results for precision
1012 <= MAX_INT_CACHED_PREC.
1014 2010-04-07 Richard Guenther <rguenther@suse.de>
1016 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1017 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1018 * common.opt: Likewise.
1019 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1020 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1021 (nonoverlapping_memrefs_p): Likewise.
1022 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1023 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1024 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1025 OPT_fargument_noalias_global for backward compatibility.
1027 2010-04-07 Richard Guenther <rguenther@suse.de>
1029 PR tree-optimization/43270
1030 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1031 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1032 * tree-ssa-pre.c (phi_translate_1): Adjust.
1033 (fully_constant_expression): Split out vn_reference handling to ...
1034 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1035 Fold reads from constant strings.
1036 (vn_reference_lookup): Handle fully constant references.
1037 (vn_reference_lookup_pieces): Likewise.
1038 * Makefile.in (expmed.o-warn): Add -Wno-error.
1040 2010-04-07 Martin Jambor <mjambor@suse.cz>
1042 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1044 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1047 * gcc.c: Add -static-libstdc++ to list of recognized options.
1049 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1051 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1053 2010-04-07 Richard Guenther <rguenther@suse.de>
1056 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1057 bases build simple mem attributes to retain points-to information.
1059 2010-04-07 Richard Guenther <rguenther@suse.de>
1062 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1063 preserve points-to related information.
1065 2010-04-07 Richard Guenther <rguenther@suse.de>
1068 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1069 discard plain indirect references.
1070 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1071 * tree.c (tree_nop_conversion): Likewise.
1073 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1076 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1078 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1080 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1081 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1083 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1085 * tree-if-conv.c: Fix indentation and comments.
1087 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1089 * tree-if-conv.c: Sort static functions in topological order.
1091 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1093 * tree-if-conv.c: Fix indentation and comments.
1095 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1098 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1099 lang_hooks.types.type_for_size instead of
1100 build_nonstandard_integer_type.
1101 When converting an unsigned type to signed, double its precision.
1102 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1103 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1104 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1107 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1110 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1111 POINTER_PLUS_EXPR for pointer types.
1113 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1116 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1117 * graphite-clast-to-gimple.c: Include langhooks.h.
1118 (max_signed_precision_type): New.
1119 (max_precision_type): Takes two types as arguments.
1120 (precision_for_value): New.
1121 (precision_for_interval): New.
1122 (gcc_type_for_interval): New.
1123 (gcc_type_for_value): New.
1124 (gcc_type_for_clast_term): New.
1125 (gcc_type_for_clast_red): New.
1126 (gcc_type_for_clast_bin): New.
1127 (gcc_type_for_clast_expr): Split up into several functions.
1128 (gcc_type_for_clast_eq): Rewritten.
1129 (compute_bounds_for_level): New.
1130 (compute_type_for_level_1): New.
1131 (compute_type_for_level): New.
1132 (gcc_type_for_cloog_iv): Removed.
1133 (gcc_type_for_iv_of_clast_loop): Rewritten.
1134 (graphite_create_new_loop): Compute the lower and upper bound types
1135 with gcc_type_for_clast_expr.
1136 (graphite_create_new_loop_guard): Same.
1137 (find_cloog_iv_in_expr): Removed.
1138 (compute_cloog_iv_types_1): Removed.
1139 (compute_cloog_iv_types): Removed.
1140 (gloog): Do not call compute_cloog_iv_types.
1141 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1143 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1144 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1145 (GBB_CLOOG_IV_TYPES): Removed.
1147 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1149 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1150 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1151 (detect_commutative_reduction): Same.
1153 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1155 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1156 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1158 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1159 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1160 (rewrite_commutative_reductions_out_of_ssa): Same.
1161 * passes.c (execute_function_todo): Call verify_ssa for every pass
1162 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1163 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1164 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1165 with an extra argument.
1166 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1167 verify_ssa only when the extra argument is true.
1168 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1169 with an extra argument.
1170 (tree_transform_and_unroll_loop): Same.
1172 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1174 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1175 for all the passes of the LNO having LOOP_CLOSED_SSA.
1176 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1177 * tree-loop-distribution.c (pass_loop_distribution): Same.
1178 * tree-pass.h (TODO_verify_loops): Removed.
1179 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1181 (pass_tree_unswitch): Same.
1182 (pass_predcom): Same.
1183 (pass_vectorize): Same.
1184 (pass_linear_transform): Same.
1185 (pass_graphite_transforms): Same.
1186 (pass_iv_canon): Same.
1187 (pass_complete_unroll): Same.
1188 (pass_complete_unrolli): Same.
1189 (pass_parallelize_loops): Same.
1190 (pass_loop_prefetch): Same.
1191 (pass_iv_optimize): Same.
1193 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1196 * passes.c (init_optimization_passes): Move pass_lim before
1197 pass_copy_prop and pass_dce_loop.
1199 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1202 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1203 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1204 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1205 MULTI_* defines for 4 argument vpermil2p* builtins.
1207 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1209 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1210 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1211 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1212 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1213 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1214 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1215 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1216 Use x86_maybe_negate_const_int to output insn mnemonic.
1217 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1218 check from instruction predicate. Update comments.
1219 * config/i386/sync.md (sync_add<mode>): Use
1220 x86_maybe_negate_const_int to output insn mnemonic.
1222 2010-04-06 Jan Hubicka <jh@suse.cz>
1224 PR tree-optimization/42906
1225 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1226 IGNORE_SELF argument. Set visited_control_parents for fully
1228 (find_obviously_necessary_stmts): Update call of
1229 mark_control_dependent_edges_necessary.
1230 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1232 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1234 * config/i386/i386.md: Remove comment about 'e' and 'E'
1237 2010-04-06 Richard Guenther <rguenther@suse.de>
1239 PR tree-optimization/43627
1240 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1241 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1244 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1246 * BASE-VER: Change to 4.6.0.
1249 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1252 2010-04-06 Richard Guenther <rguenther@suse.de>
1255 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1257 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1259 * doc/invoke.texi (Optimize Options): Document that LTO
1260 won't remove object access purely due to incompatible
1263 2010-04-04 Matthias Klose <doko@ubuntu.com>
1265 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1266 Initialize variable.
1268 2010-04-03 Richard Guenther <rguenther@suse.de>
1271 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1272 require a non-NULL MEM_OFFSET.
1274 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1276 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1277 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1278 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1279 config/alpha/predicates.md, config/arm/arm.md,
1280 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1281 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1282 config/darwin9.h, config/darwin.c, config/darwin.h,
1283 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1284 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1285 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1286 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1287 config/mips/mips.md, config/mn10300/mn10300.c,
1288 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1289 config/rs6000/aix.h, config/rs6000/dfp.md,
1290 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1291 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1292 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1293 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1294 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1295 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1296 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1297 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1298 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1299 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1300 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1301 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1302 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1303 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1304 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1305 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1306 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1307 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1308 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1309 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1310 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1311 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1312 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1313 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1314 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1315 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1316 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1317 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1318 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1319 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1320 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1321 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1322 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1323 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1324 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1325 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1327 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1330 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1331 * aclocal.m4: Regenerate.
1333 2010-04-02 Richard Guenther <rguenther@suse.de>
1335 PR tree-optimization/43629
1336 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1337 if we have seen a constant value.
1339 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1341 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1343 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1346 * arm.c (legitimize_tls_address): Adjust call to
1347 gen_tls_load_dot_plus_four.
1348 (arm_note_pic_base): New function.
1349 (arm_cannot_copy_insn_p): Use it.
1350 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1353 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1358 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1360 * Makefile.in ($(out_object_file)): Depend on
1361 gt-$(basename $(notdir $(out_file))).h.
1363 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1365 * config.gcc (lm32-*-rtems*): Add t-lm32.
1367 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1369 * config.gcc: Add lm32-*-rtems*.
1370 * config/lm32/rtems.h: New file.
1372 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1375 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1377 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1379 * dwarf2out.c (output_compilation_unit_header): For
1380 -gdwarf-4 use version 4 instead of version 3.
1381 (output_line_info): For version 4 and above emit additional
1382 maximum ops per insn header field.
1383 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1385 * dwarf2out.c (is_c_family, is_java): Remove.
1386 (lower_bound_default): New function.
1387 (add_bound_info, gen_descr_array_type_die): Use it.
1389 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1392 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1393 re-declaration when it happens in a function.
1395 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1397 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1398 (cgraph_remove_function_insertion_hook): Same.
1399 (cgraph_call_function_insertion_hooks): Same.
1401 2010-04-01 Richard Guenther <rguenther@suse.de>
1404 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1405 and TREE_THIS_VOLATILE.
1406 (copy_ref_info): Likewise.
1407 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1408 * tree.c (build6_stat): Ignore side-effects of all but arg5
1409 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1412 2010-04-01 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/43607
1415 * ipa-type-escape.c (check_call): Do not access non-existing
1418 2010-04-01 Richard Guenther <rguenther@suse.de>
1422 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1423 Jack Howarth <howarth@bromo.med.uc.edu>
1425 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1428 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1430 * doc/install.texi (Prerequisites): Document libelf usability on
1431 IRIX 5/6 and Solaris 2.
1432 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1433 Update GNU as, GNU ld requirements.
1434 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1435 Document Sun Studio compiler download.
1436 Update and simplify as, ld recommendations.
1437 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1439 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1441 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1442 with_tune_32 to pentium4.
1444 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1448 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1450 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1451 obsoletion, removal.
1453 Document GNU as requirement.
1454 Update configure requirements.
1455 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1456 Recomment IRIX 6.5.18+.
1457 Document IDF/IDL requirement.
1458 Document GNU as requirement.
1459 Document GNU ld bootstrap failure.
1460 Remove freeware.sgi.com reference.
1462 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1464 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1465 UNIX V4.0, V5.0 obsoletion, removal.
1466 Remove --with-gc=simple reference.
1467 Update VM requirements during bootstrap.
1468 Remove -oldas bootstrap description.
1469 Update binutils reference.
1470 Remove comparison failure note.
1472 2010-03-31 Richard Guenther <rguenther@suse.de>
1473 Zdenek Dvorak <ook@ucw.cz>
1474 Sebastian Pop <sebastian.pop@amd.com>
1477 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1478 with multiple arguments.
1479 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1481 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1483 * graphite-dependences.c (print_pddr): Call print_pdr with an
1485 * graphite-poly.c (debug_pdr): Add an extra argument for the
1488 (print_pbb_domain): Same.
1490 (print_scop_context): Same.
1492 (print_cloog): Same.
1493 (debug_pbb_domain): Same.
1497 (debug_scop_context): Same.
1499 (debug_cloog): Same.
1500 (print_scop_params): Same.
1501 (debug_scop_params): Same.
1502 (print_iteration_domain): Same.
1503 (print_iteration_domains): Same.
1504 (debug_iteration_domain): Same.
1505 (debug_iteration_domains): Same.
1506 (print_scattering_function): Same.
1507 (print_scattering_functions): Same.
1508 (debug_scattering_function): Same.
1509 (debug_scattering_functions): Same.
1510 * graphite-poly.h (debug_pdr): Update declaration.
1512 (print_pbb_domain): Same.
1514 (print_scop_context): Same.
1516 (print_cloog): Same.
1517 (debug_pbb_domain): Same.
1521 (debug_scop_context): Same.
1523 (debug_cloog): Same.
1524 (print_scop_params): Same.
1525 (debug_scop_params): Same.
1526 (print_iteration_domain): Same.
1527 (print_iteration_domains): Same.
1528 (debug_iteration_domain): Same.
1529 (debug_iteration_domains): Same.
1530 (print_scattering_function): Same.
1531 (print_scattering_functions): Same.
1532 (debug_scattering_function): Same.
1533 (debug_scattering_functions): Same.
1535 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1537 * graphite-poly.c (print_scattering_function_1): New.
1538 (print_scattering_function): Call it.
1539 (print_scop_params): Remove spaces at the end of lines.
1542 * graphite-poly.h (print_cloog): Declared.
1543 (debug_cloog): Declared.
1545 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1547 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1549 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1550 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1551 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1552 to switch between adding the IV bump in loop->latch or in loop->header.
1554 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1556 * graphite-poly.c (print_scattering_function): Pretty print following
1559 (print_pbb_domain): Same.
1560 (dump_gbb_cases): Same.
1561 (dump_gbb_conditions): Same.
1564 (print_scop_params): Same.
1565 (print_scop_context): Same.
1567 (print_pbb_body): New.
1568 (lst_indent_to): New.
1569 (print_lst): Start new lines with a #.
1570 * graphite-poly.h (pbb_bb): New.
1571 (pbb_index): Use pbb_bb.
1572 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1574 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1576 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1578 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1579 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1580 and 0 instead of 1 for dw_val_class_flag.
1581 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1582 dw_val_class_range_list, dw_val_class_loc_list,
1583 dw_val_class_lineptr and dw_val_class_macptr, use
1584 DW_FORM_flag_present for dw_val_class_flag and
1585 DW_FORM_exprloc for dw_val_class_loc.
1586 (output_die): For -gdwarf-4 print dw_val_class_loc
1587 size as uleb128 instead of 1 or 2 bytes and don't print
1588 anything for dw_val_class_flag.
1590 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1591 instead of cselib_lookup following by tweaking locs->setting_insn.
1594 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1595 even before returning from label, setjmp call or volatile asm
1598 2010-03-31 Richard Guenther <rguenther@suse.de>
1601 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1602 temporary data on stack.
1604 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1606 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1607 (PUSHSECTION_ASM_OP): Remove.
1608 (POPSECTION_ASM_OP): Remove.
1609 (PUSHSECTION_FORMAT): Remove.
1610 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1611 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1612 * config/sol2.c (solaris_output_init_fini): Use it.
1614 2010-03-31 Jie Zhang <jie@codesourcery.com>
1617 * opt-functions.awk (var_type_struct): Use signed char type
1618 for simple variables.
1620 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1622 * config/sol2.c: Include output.h.
1623 (solaris_assemble_visibility): New function.
1624 * config/t-sol2 (sol2.o): Add output.h dependency.
1625 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1626 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1629 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1632 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1633 V2SImode or XFmode on PRE_DEC.
1636 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1639 2010-03-31 Jie Zhang <jie@codesourcery.com>
1642 * reload.h (caller_save_initialized_p): Declare.
1643 * toplev.c (backend_init_target): Don't call
1644 init_caller_save but set caller_save_initialized_p to false.
1645 * caller-save.c (caller_save_initialized_p): Define.
1646 (init_caller_save): Check caller_save_initialized_p.
1647 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1649 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1652 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1653 and soft-fp/t-softfp to tmake_file.
1654 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1655 (LIBGCC2_TF_CEXT): Define.
1658 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1661 * cselib.c (n_useless_values): Document handling of debug locs.
1662 (n_useless_debug_values, n_debug_values): New variables.
1663 (new_elt_loc_list): Don't add to debug values, keep count.
1664 (promote_debug_loc): New.
1665 (cselib_reset_table): Zero new variables.
1666 (entry_and_rtx_equal_p): Promote debug locs.
1667 (discard_useless_locs): Increment n_useless_debug_values for
1669 (remove_useless_values): Adjust n_useless_values and n_debug_values
1670 with n_useless_debug_values.
1671 (add_mem_for_addr): Promote debug locs.
1672 (cselib_lookup_mem): Likewise.
1673 (cselib_lookup_addr): Renamed to...
1674 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1675 (cselib_log_lookup): ... this. Turn into...
1676 (cselib_lookup_addr): ... new wrapper.
1677 (cselib_lookup_from_insn): New.
1678 (cselib_invalidate_regno): Increment n_useless_debug_values for
1680 (cselib_invalidate_mem): Likewise.
1681 (cselib_process_insn): Take n_deleted and n_debug_values into
1682 account to guard remove_useless_value call.
1683 (cselib_finish): Zero n_useless_debug_values.
1684 * cselib.h (cselib_lookup_from_insn): Declare.
1685 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1686 (sched_analyze_2): Likewise.
1688 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1690 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1692 (adjust_mems): Replace narrowing SUBREG of expression containing
1693 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1694 with operations in the narrower mode.
1697 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1698 regs_invalidated_by_call instead all call_used_reg_set registers.
1700 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1703 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1704 pointer comparisons with types_compatible_p.
1705 * tree-vect-stmts.c (vectorizable_call): Same.
1706 (vectorizable_condition): Same.
1708 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1710 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1711 stack check if the mask would be zero.
1713 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1714 Jack Howarth <howarth@bromo.med.uc.edu>
1716 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1719 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1722 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1724 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1725 Include ___unordxf2 and ___unordtf2.
1726 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1729 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1731 * config/lm32/t-lm32: New file.
1732 * config.gcc: Use the above file when targetting lm32.
1734 2010-03-28 Duncan Sands <baldrick@free.fr>
1736 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1738 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1741 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1742 Improve vectorization cost model diagnostic.
1744 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1747 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1748 compute_data_dependences_for_loop returns false, early exit
1749 and output an extra diagnostic for the failed data reference
1752 2010-03-29 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/43560
1755 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1756 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1758 2010-03-29 Jie Zhang <jie@codesourcery.com>
1761 * toplev.c (process_options): Set optimization_default_node
1762 and optimization_current_node.
1763 * opts.c (decode_options): Don't set optimization_default_node
1764 and optimization_current_node.
1766 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1768 * config/rtems.h: Abandon -qrtems_debug.
1770 2010-03-28 Jan Hubicka <jh@suse.cz>
1772 PR tree-optimization/43505
1773 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1774 map should not be copied.
1776 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1779 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1780 cdtors, set DECL_PRESERVE_P.
1781 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1784 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1786 PR tree-optimization/43528
1787 * stor-layout.c (place_field): Check that constant fits into
1788 unsigned HWI when skipping calculation of MS bitfield layout.
1790 2010-03-27 Jan Hubicka <jh@suse.cz>
1793 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1794 notice_global_symbol work.
1796 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1798 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1799 instead of dwarf2out_decl.
1800 (struct var_loc_node): Remove section_label field.
1801 (dwarf2out_function_decl): New function.
1802 (dwarf2out_var_location): Don't set section_label field.
1803 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1805 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1807 PR tree-optimization/43544
1808 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1809 First argument for builtin vectorized function hook is now a
1810 tree to be able to distinguish between machine specific and
1812 * targhooks.c (default_builtin_vectorized_function): Ditto.
1813 * targhooks.h (default_builtin_vectorized_function): Ditto.
1814 * target.h (struct gcc_target): Ditto.
1815 * tree-vect-stmts.c (vectorizable_function): Ditto.
1816 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1817 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1820 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1823 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1824 nested binding iff it is a FUNCTION_DECL.
1825 (store_parm_decls_newstyle): Pass nested=true to bind for
1826 FUNCTION_DECLs amongst parameters.
1828 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1830 * var-tracking.c (vt_expand_loc_callback): Don't run
1831 cselib_expand_value_rtx_cb in dummy mode if
1832 cselib_dummy_expand_value_rtx_cb returned false.
1834 * var-tracking.c (emit_note_insn_var_location): For one part
1835 notes with offset 0, don't add EXPR_LIST around the location.
1836 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1837 add_location_or_const_value_attribute): Adjust for that change.
1840 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1841 into first operand and location into second.
1842 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1843 dw_cfi_oprnd_loc for DW_CFA_expression.
1844 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1845 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1846 assume first argument is regnum and second argument is location.
1848 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1851 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1852 of scratch register to DImode. Split to DImode comparison operator.
1853 Use SImode subreg of scratch register in the multiplication.
1854 (*cmp_sadd_sidi): Ditto.
1855 (*cmp_ssub_si): Ditto.
1856 (*cmp_ssub_sidi): Ditto.
1858 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1861 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1862 Remove invalid assert and wrong comment.
1864 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1867 * flags.h (final_insns_dump_p): New extern.
1868 * final.c (final_insns_dump_p): New variable.
1869 (rest_of_clean_state): Set it before -fdump-final-insns=
1870 dumping, clear afterwards.
1871 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1872 MEM_ALIAS_SET on MEMs.
1874 2010-03-26 David S. Miller <davem@davemloft.net>
1876 * configure.ac: Fix sparc GOTDATA_OP bug check.
1877 * configure: Rebuild.
1879 2010-03-26 Alan Modra <amodra@gmail.com>
1881 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1883 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1885 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1886 TLS_SECTION_ASM_FLAG.
1888 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1891 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1892 Clear first_function_block_is_cold.
1895 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1896 argument if the argument is truth_value_p.
1898 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1900 * config/rs6000/constraints.md: Update copyright year for my changes.
1903 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1904 used in reg+reg addressing, swap registers.
1906 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1909 * target.h (struct gcc_target): Add code_end hook.
1910 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1912 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1913 * toplev.c (compile_file): Call targetm.asm_out.code_end
1914 hook before unwind info/debug info output.
1915 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1916 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1917 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1918 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1919 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1920 * config/i386/i386.c (ix86_file_end): Renamed to...
1921 (ix86_code_end): ... this. Make static. Don't call
1922 file_end_indicate_exec_stack. Emit unwind info using
1923 final_start_function/final_end_function.
1924 (darwin_x86_file_end): Remove.
1925 (TARGET_ASM_CODE_END): Define.
1926 * config/i386/i386.h (TARGET_ASM_FILE_END,
1927 NEED_INDICATE_EXEC_STACK): Don't define.
1928 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1929 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1930 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1931 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1934 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1935 at the beginning and final_end_function at the end.
1936 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1938 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1940 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1941 and Sun as TLS syntax.
1942 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1943 * configure: Regenerate.
1944 * config.in: Regenerate.
1945 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1946 (default_elf_asm_named_section): Use it.
1947 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1948 (i386_output_dwarf_dtprel): Likewise.
1949 (output_addr_const_extra): Likewise.
1950 (output_pic_addr_const): Lowercase @GOTTPOFF.
1951 (output_addr_const_extra): Likewise.
1952 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1953 (output_addr_const_extra): Likewise.
1954 (output_pic_addr_const): Lowercase @INDNTPOFF.
1955 (output_addr_const_extra): Likewise.
1956 (output_pic_addr_const): Lowercase @NTPOFF.
1957 (output_addr_const_extra): Likewise.
1958 (output_pic_addr_const): Lowercase @TPOFF.
1959 (output_addr_const_extra): Likewise.
1960 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1961 (*tls_global_dynamic_64): Likewise.
1962 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1963 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1965 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1966 (ASM_OUTPUT_TLS_COMMON): Use it.
1967 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1970 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1971 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1972 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1973 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1974 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1975 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1977 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1979 * config/i386/i386.c (override_options): Don't accept
1980 -mtls-dialect=sun any longer.
1981 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1982 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1983 (*tls_local_dynamic_base_32_sun): Likewise.
1984 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1986 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1989 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1990 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1993 * ira.c (adjust_cleared_regs): New function.
1994 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1998 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2000 * expr.c (expand_expr_real): Restore previous
2001 curr_insn_source_location and curr_insn_block after
2002 expand_expr_real_1 call.
2003 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2004 instead of expand_expr_real_1.
2006 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2008 PR rtl-optimization/43413
2009 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2012 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2015 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2016 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2018 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2020 * config/i386/i386.c (ix86_target_string): Add -mfma.
2021 Fix a typo in comment.
2023 2010-03-22 Mike Stump <mikestump@comcast.net>
2026 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2027 Don't overly align based upon packed packed fields.
2029 2010-03-22 Jason Merrill <jason@redhat.com>
2031 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2032 Use () rather than [], and move before the element type.
2034 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2036 * doc/configfiles.texi (Configuration Files): Removed
2037 fixinc/Makefile*, intl/Makefile.*.
2038 * doc/makefile.texi: Fixed markup. Abstract from version
2039 control system used.
2040 (Makefile): Removed obsolete gcc/java/parse.y example.
2041 * doc/sourcebuild.texi: Likewise.
2042 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2043 libgomp, libssp. Removed fastjar.
2044 (Miscellaneous Docs): Clarify location.
2045 Added COPYING3, COPYING3.LIB.
2046 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2048 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2051 * config/i386/i386.c (x86_function_profiler)
2052 [!NO_PROFILE_COUNTERS]: Fix typo.
2053 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2056 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2057 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2059 * doc/sourcebuild.texi (Test Directives): Split into six
2060 subsections, with most of the current text in new subsections
2061 Directives, Selectors, and Final Actions.
2062 (Directives): Split list of test directives into multiple
2064 (Selectors): Describe use and syntax of selectors.
2065 (Effective-Target Keywords): Describe all existing keywords.
2066 (Add Options): Describe features for dg-add-options.
2067 (Require Support): Describe variants of dg-require-support.
2068 (Final Actions): Describe commands to use in dg-final.
2070 2010-03-22 Michael Matz <matz@suse.de>
2073 * recog.c (validate_replace_rtx_group): Replace also in
2074 REG_EQUAL and REG_EQUIV notes.
2076 2010-03-22 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/43390
2079 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2080 sure vector extracts are type correct.
2082 2010-03-22 Richard Guenther <rguenther@suse.de>
2085 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2086 x * sqrt (x) even when optimizing for size if the target
2087 has native support for sqrt.
2089 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2091 * varasm.c (make_decl_rtl_for_debug): Also clear
2092 flag_mudflap for the duration of make_decl_rtl call.
2095 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2096 locs from preserved VALUEs.
2098 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2101 * pa.md (movmemsi): Set align to one if zero.
2102 (movmemdi): Likewise.
2104 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2107 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2108 with their corresponding prologue pushes.
2110 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2113 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2114 at the begining or end.
2115 (spu_expand_epilogue): Likewise.
2117 2010-03-20 Richard Guenther <rguenther@suse.de>
2119 PR rtl-optimization/43438
2120 * combine.c (make_extraction): Properly zero-/sign-extend an
2121 extraction of the low part of a CONST_INT. Also handle
2124 2010-03-19 Mike Stump <mikestump@comcast.net>
2126 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2127 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2128 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2130 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2133 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2136 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2138 PR rtl-optimization/42258
2139 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2140 use that may match DEF.
2143 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2144 the cost of loading the constant rather than assuming
2146 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2147 outer code is AND, do the same tests as the andsi3 expander and
2148 return COSTS_N_INSNS (1) if and is cheap.
2150 * optabs.c (avoid_expensive_constant): Fix formatting.
2152 2010-03-19 Michael Matz <matz@suse.de>
2155 * attribs.c (decl_attributes): When rebuilding a function pointer
2156 type use the same qualifiers as the original pointer type.
2158 2010-03-19 Martin Jambor <mjambor@suse.cz>
2160 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2161 and is_gimple_ip_invariant_address.
2163 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2166 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2168 * config/arm/arm.c (arm_override_options): Turn off
2169 flag_dwarf2_cfi_asm for AAPCS variants.
2171 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2174 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2175 Use PRE_MODIFY instead of PRE_DEC.
2176 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2177 (vfp_emit_fstmd): Likewise.
2179 2010-03-19 Michael Matz <matz@suse.de>
2182 * builtins.c (expand_builtin_interclass_mathfn,
2183 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2186 2010-03-19 Richard Guenther <rguenther@suse.de>
2188 PR tree-optimization/43415
2189 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2190 (phi_translate_1): ... this.
2191 (phi_translate): Move all caching here. Cache all NARY
2192 and REFERENCE translations.
2194 2010-03-19 David S. Miller <davem@davemloft.net>
2196 With help from Eric Botcazou.
2197 * config/sparc/sparc.c: Include dwarf2out.h.
2198 (emit_pic_helper): Delete.
2199 (pic_helper_symbol_name): Delete.
2200 (pic_helper_emitted_p): Delete.
2201 (pic_helper_needed): New.
2202 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2203 (get_pc_thunk_name): New.
2204 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2205 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2206 Set pic_helper_needed to true. Don't call emit_pic_helper.
2207 (sparc_expand_prologue): Update load_pic_register call.
2208 (sparc_output_mi_thunk): Likewise.
2209 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2210 thunk if possible. Output CFI information as needed.
2212 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2213 Jack Howarth <howarth@bromo.med.uc.edu>
2216 * config/i386/i386.h: Fix ABI on darwin x86-32.
2218 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2220 * tree.h: Declare make_decl_rtl_for_debug.
2221 * varasm.c (make_decl_rtl_for_debug): New.
2222 * dwarf2out.c (rtl_for_decl_location): Call it.
2223 * cfgexpand.c (expand_debug_expr): Call it.
2225 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2228 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2232 * var-tracking.c (vt_init_cfa_base): Do nothing if
2233 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2235 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2238 * var-tracking.c (canonicalize_vars_star): New.
2239 (dataflow_post_merge_adjust): Use it.
2241 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2244 * var-tracking.c (non_suitable_const): New function.
2245 (add_uses): For DEBUG_INSNs with constants, don't record any
2246 value, instead just the constant value itself.
2247 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2248 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2249 (emit_notes_in_bb): Likewise.
2250 (emit_note_insn_var_location): For onepart variables if
2251 cur_loc is a VOIDmode constant, use DECL_MODE.
2253 2010-03-18 Martin Jambor <mjambor@suse.cz>
2256 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2257 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2258 all non-clones. Moved call redirection...
2259 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2260 (cgraph_materialize_all_clones): Dispose of all
2261 combined_args_to_skip bitmaps.
2262 (verify_cgraph_node): Do not check for edges pointing to wrong
2263 nodes in inline clones.
2264 * tree-inline.c (copy_bb): Call
2265 cgraph_redirect_edge_call_stmt_to_callee.
2266 * ipa.c (cgraph_remove_unreachable_nodes): Call
2267 cgraph_node_remove_callees even when there are used clones.
2269 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2271 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2273 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2276 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2279 2010-03-18 Michael Matz <matz@suse.de>
2282 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2283 into sqrt(x) if we need to preserve signed zeros.
2285 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2286 Eric Botcazou <ebotcazou@adacore.com>
2288 PR rtl-optimization/43360
2289 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2290 note if we don't know its invariant status.
2292 2010-03-18 Michael Matz <matz@suse.de>
2294 PR tree-optimization/43402
2295 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2296 PHI chains of ssa names registered for update.
2298 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2301 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2302 non-offsettable and pre_modify update addressing.
2303 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2304 and "2" alternatives "#".
2305 (*movdd_softfloat32): Make all alternatives "#";
2306 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2307 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2308 (*movdf_softfloat32): Make all alternatives "#";
2309 (movdi): Use the new DIFD mode iterator to create a common splitter
2310 for movdi, movdf and movdd patterns.
2312 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2314 * common.opt (dumpdir): Remove redundant tab.
2316 2010-03-17 Martin Jambor <mjambor@suse.cz>
2318 PR tree-optimization/43347
2319 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2320 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2322 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2324 PR rtl-optimization/42216
2325 * regrename.c (create_new_chain): New function, broken out from...
2326 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2327 appending a use to an empty chain.
2328 (build_def_use): Remove previous changes that convert OP_INOUT to
2329 OP_OUT operands; instead detect the case where an OP_INOUT operand
2330 uses a previously untracked register and create an empty chain for it.
2332 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2334 * doc/extend.texi (Function Attributes): Rewrite unfinished
2335 sentence in ms_abi documentation.
2337 2010-03-17 Alan Modra <amodra@gmail.com>
2339 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2340 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2341 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2342 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2344 2010-03-16 Richard Henderson <rth@redhat.com>
2347 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2348 (lower_try_finally): Save and restore eh_seq around the expansion
2351 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2353 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2354 statements before splitting block.
2356 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2358 * doc/sourcebuild.texi (Testsuites): Fix markup.
2359 Use pathnames relative to gcc/testsuite.
2360 (Test Directives): Move description of how timeout is determined.
2361 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2362 (C Tests): Correct gcc.misc-tests directory.
2363 Framework tests now live in gcc.test-framework.
2365 2010-03-16 Richard Guenther <rguenther@suse.de>
2368 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2369 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2371 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2372 Alexandre Oliva <aoliva@redhat.com>
2374 PR tree-optimization/42917
2375 * lambda-code.c (remove_iv): Skip debug statements.
2376 (lambda_loopnest_to_gcc_loopnest): Likewise.
2377 (not_interesting_stmt): Debug statements are not interesting.
2379 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2383 * cselib.c (cselib_preserve_constants,
2384 cfa_base_preserved_val): New static variables.
2385 (preserve_only_constants): New function.
2386 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2387 clear its REG_VALUES. If cselib_preserve_constants, don't
2388 empty the whole hash table, but preserve there VALUEs with constants,
2389 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2390 (cselib_preserve_cfa_base_value): New function.
2391 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2392 (cselib_init): Change argument to int bitfield. Set
2393 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2395 (cselib_finish): Clear cselib_preserve_constants and
2396 cfa_base_preserved_val.
2397 * cselib.h (enum cselib_record_what): New enum.
2398 (cselib_init): Change argument to int.
2399 (cselib_preserve_cfa_base_value): New prototype.
2400 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2401 * dse.c (dse_step1): Likewise.
2402 * cfgcleanup.c (thread_jump): Likewise.
2403 * sched-deps.c (sched_analyze): Likewise.
2404 * gcse.c (local_cprop_pass): Likewise.
2405 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2406 If FN is non-NULL, call the callback always and whenever it returns
2407 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2408 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2409 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2410 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2411 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2412 * var-tracking.c: Include recog.h.
2413 (bb_stack_adjust_offset): Remove.
2414 (vt_stack_adjustments): Don't call it, instead just gather the
2415 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2416 (adjust_stack_reference): Remove.
2417 (compute_cfa_pointer): New function.
2418 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2419 (struct adjust_mem_data): New type.
2420 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2422 (get_address_mode): New function.
2423 (replace_expr_with_values): Use it.
2424 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2425 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2426 (adjust_sets): Remove.
2427 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2428 Use get_address_mode.
2429 (get_adjusted_src): Remove.
2430 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2431 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2432 (add_with_sets): Don't call adjust_sets.
2433 (fp_setter, vt_init_cfa_base): New functions.
2434 (vt_initialize): Change return type to bool. Move most of pool etc.
2435 initialization to the beginning of the function from end. Pass
2436 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2437 If !frame_pointer_needed, call vt_stack_adjustment before mos
2438 vector is filled, call vt_init_cfa_base if argp/framep has been
2439 eliminated to sp. If frame_pointer_needed and argp/framep has
2440 been eliminated to hard frame pointer, set
2441 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2442 encountering fp setter in the prologue. For MO_ADJUST, call
2443 log_op_type before pusing the op into mos vector, not afterwards.
2444 Call adjust_insn before cselib_process_insn/add_with_sets,
2445 call cancel_changes (0) afterwards.
2446 (variable_tracking_main_1): Adjust for vt_initialize calling
2447 vt_stack_adjustments and returning whether it succeeded or not.
2449 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2451 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2454 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2456 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2458 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2459 drap_reg has not been set.
2461 2010-03-15 Michael Matz <matz@suse.de>
2464 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2465 use it to expand block copies.
2466 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2467 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2468 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2470 2010-03-15 Richard Guenther <rguenther@suse.de>
2472 PR tree-optimization/43367
2473 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2476 2010-03-15 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/43317
2479 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2481 2010-03-15 Martin Jambor <mjambor@suse.cz>
2483 PR tree-optimization/43141
2484 * tree-sra.c (create_abstract_origin): New function.
2485 (modify_function): Call create_abstract_origin.
2487 2010-03-15 Chris Demetriou <cgd@google.com>
2489 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2492 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2495 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2496 call insert_out_of_ssa_copy for default definitions.
2498 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2500 * graphite-clast-to-gimple.c (my_long_long): Defined.
2501 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2502 * graphite-sese-to-poly.c (my_long_long): Defined.
2503 (scop_ivs_can_be_represented): Use it.
2505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2507 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2508 graphite-max-bbs-per-function, and loop-block-tile-size.
2509 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2511 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2513 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2515 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2516 forward declaration.
2517 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2518 (add_upper_bounds_from_estimated_nit): New.
2519 (build_loop_iteration_domains): Use it.
2521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2523 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2525 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2528 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2529 should be an INTEGER_CST. Also handle CASE_CONVERT.
2531 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2533 * graphite.c (graphite_initialize): To bound the number of bbs per
2534 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2535 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2536 * doc/invoke.texi: Document it.
2538 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2540 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2541 * graphite-sese-to-poly.h (build_poly_scop): Same.
2543 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2545 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2546 the number of parameters in the scop. Use as an upper bound
2547 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2548 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2549 * doc/invoke.texi: Document it.
2551 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2553 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2554 * doc/c-tree.texi: Remove.
2555 * doc/generic.texi: Merge c-tree.texi here.
2556 * doc/gccint.texi (Trees): Remove menu entry.
2557 (c-tree.texi): Remove @include.
2558 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2559 * doc/languages.texi (Reading RTL): Ditto.
2561 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2564 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2566 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2569 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2570 code added to work around reload clobbering CONST insns.
2572 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2574 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2575 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2576 (cselib_preserve_only_values): Remove retain argument, don't
2577 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2578 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2579 * var-tracking.c (micro_operation): Move insn field before union.
2580 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2581 (struct variable_tracking_info_def): Remove n_mos field, change
2582 mos into a vector of micro_operations.
2583 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2584 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2585 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2586 changing into a vector.
2587 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2588 come before all other uops generated by add_stores.
2589 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2591 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2592 a vector. Run just one pass over the bbs instead of separate counting
2593 and computation phase.
2594 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2597 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2598 into *nonlocalized_list vector.
2599 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2600 even if origin is non-NULL.
2601 (gen_variable_die): Likewise.
2602 (process_scope_var): Don't change origin.
2603 (gen_decl_die): Likewise.
2604 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2605 before adding new edges instead of after it, fix moving over
2608 2010-03-11 David S. Miller <davem@davemloft.net>
2610 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2612 * configure: Rebuild.
2614 2010-03-11 Martin Jambor <mjambor@suse.cz>
2616 PR tree-optimization/43257
2617 * tree.c (assign_assembler_name_if_neeeded): New function.
2618 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2620 * tree.h (assign_assembler_name_if_neeeded): Declare.
2621 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2622 the function if needed.
2624 2010-03-11 Chris Demetriou <cgd@google.com>
2626 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2627 include/stdint-gcc.h, and include/stdint.h world-readable.
2629 2010-03-11 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/43255
2632 * tree-vrp.c (process_assert_insertions_for): Do not insert
2633 asserts for trivial conditions.
2635 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2637 PR tree-optimization/43280
2638 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2639 generation. Move calculation of size out of the if branch.
2640 (find_bswap): Modify compare number generation.
2642 2010-03-11 Richard Guenther <rguenther@suse.de>
2645 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2646 (input_gimple_stmt): Fixup handled component types during
2647 operand read. Also fix up decls in ADDR_EXPRs.
2649 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2651 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2652 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2654 2010-03-10 Jan Hubicka <jh@suse.cz>
2657 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2658 * varasm.c (get_variable_section): Don't do that here...
2659 (make_decl_rtl): ... and here.
2660 (do_assemble_alias): Produce decl RTL.
2661 (assemble_alias): Likewise.
2663 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2666 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2667 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2669 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2670 (based_loc_descr): Only express drap or vdrap regno based expressions
2671 using DW_OP_fbreg when not optimizing.
2672 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2673 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2674 REG_CFA_SET_VDRAP note.
2676 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2678 PR tree-optimization/43236
2679 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2680 error in calculation of base address in reverse iteration case.
2681 (generate_builtin): Take number of latch executions if the statement
2684 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2687 * tree-eh.c: Include pointer-set.h.
2688 (lower_eh_dispatch): Filter out duplicate case labels and
2689 remove the unneeded edge when the label is unused. Return
2690 true when some edges are removed.
2691 (execute_lower_eh_dispatch): When any lowering resulted in
2692 removing an edge, also delete unreachable blocks.
2694 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2697 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2698 UNSPEC_MACHOPIC_OFFSET.
2700 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2703 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2704 (m68k_delegitimize_address): New function.
2706 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2709 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2712 * var-tracking.c (adjust_sets): New function.
2713 (count_with_sets, add_with_sets): Use it.
2714 (get_adjusted_src): New inline function.
2715 (add_stores): Use it.
2718 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2719 call cselib_dummy_expand_value_rtx_cb instead of
2720 cselib_expand_value_rtx_cb.
2723 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2724 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2725 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2726 and .cfi_endproc around the pic thunks.
2727 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2728 all queued unwind info register saves are saved before the call.
2729 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2730 considered as sp-=4 for unwind info and the pop as sp+=4 which
2731 also clobbers dest, but doesn't actually restore it.
2734 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2735 RTX_FRAME_RELATED_P.
2737 2010-03-09 Jie Zhang <jie@codesourcery.com>
2739 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2740 whitespaces in output template.
2742 2010-03-09 Jie Zhang <jie@codesourcery.com>
2744 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2747 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2749 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2750 builtins.exp in a separate job.
2752 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2754 * graphite-sese-to-poly.c (add_param_constraints): Use
2755 lower_bound_in_type and upper_bound_in_type.
2757 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2759 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2760 instead of unsigned_type_node.
2762 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2763 Reza Yazdani <reza.yazdani@amd.com>
2766 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2767 on pointer type parameters.
2769 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2773 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2774 handle conversions from pointer to integers.
2775 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2776 induction variable, to be able to work with code generated by CLooG.
2777 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2778 (build_poly_scop): Bail out if we cannot codegen a loop.
2780 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2782 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2783 code generation with gloog_error.
2785 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2787 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2788 Call fold_convert on all the returned values.
2789 (expand_scalar_variables_expr): Pass to
2790 expand_scalar_variables_ssa_name the type of the resulting expression.
2792 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2794 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2795 ppl_min_for_le_pointset.
2796 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2797 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2799 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2801 * graphite-dependences.c (map_into_dep_poly): Removed.
2802 (dependence_polyhedron_1): Use combine_context_id_scat.
2804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2806 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2807 (struct poly_bb): Same.
2808 (combine_context_id_scat): New.
2810 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2813 * sese.c (name_defined_in_loop_p): Return false for default
2816 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2818 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2819 and clean up the logic.
2821 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2823 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2826 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2828 * var-tracking.c (remove_cselib_value_chains): Define only for
2830 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2831 delete_slot_part, emit_notes_for_differences_1): Don't call
2832 remove_cselib_value_chains here.
2833 (set_slot_part, emit_notes_for_differences_2): Don't call
2834 add_cselib_value_chains here.
2835 (preserved_values): New vector.
2836 (preserve_value): New function.
2837 (add_uses, add_stores, vt_add_function_parameters): Use it
2838 instead of cselib_preserve_value.
2839 (changed_values_stack): New vector.
2840 (check_changed_vars_0): New function.
2841 (check_changed_vars_1, check_changed_vars_2): Use it.
2842 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2843 changed_values_stack VALUEs.
2844 (vt_emit_notes): For all preserved_values call
2845 add_cselib_value_chains. If ENABLE_CHECKING call
2846 remove_cselib_value_chains before verifying value_chains is empty.
2847 Initialize and free changed_values_stack.
2848 (vt_initialize): Initialize preserved_values.
2849 (vt_finalize): Free preserved_values.
2851 2010-03-08 Richard Guenther <rguenther@suse.de>
2853 PR tree-optimization/43269
2854 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2857 2010-03-08 Martin Jambor <mjambor@suse.cz>
2859 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2860 (ipa_is_param_called): Removed.
2861 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2862 (ipa_print_node_params): Do not print the called flag.
2863 (ipa_write_node_info): Do not stream the called flag.
2864 (ipa_read_node_info): Likewise.
2866 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2869 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2870 * cselib.c (struct expand_value_data): Add dummy field.
2871 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2873 (cselib_dummy_expand_value_rtx_cb): New function.
2874 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2876 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2877 * var-tracking.c: Include pointer-set.h.
2878 (variable): Change n_var_parts to char from int. Add
2879 cur_loc_changed and in_changed_variables fields.
2880 (variable_canonicalize): Remove.
2881 (shared_var_p): New inline function.
2882 (unshare_variable): Maintain cur_loc_changed and
2883 in_changed_variables fields. If var was in changed_variables,
2884 replace it there with new_var. Just copy cur_loc instead of
2885 resetting it to something else.
2886 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2887 (dataflow_set_union): Don't call variable_canonicalize.
2888 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2889 of their DEBUG_EXPR_TREE_DECLs.
2890 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2891 and in_changed_variables and cur_loc_changed is false.
2892 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2893 and cur_loc_changed. Don't update cur_loc here.
2894 (variable_merge_over_src): Don't call variable_canonicalize.
2895 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2896 removing loc that is equal to cur_loc, clear cur_loc,
2897 set cur_loc_changed and ensure variable_was_changed is called.
2898 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2899 compare pointers in cur_loc check, if it is equal to loc,
2900 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2901 (variable_different_p): Remove compare_current_location argument,
2902 don't compare cur_loc.
2903 (dataflow_set_different_1): Adjust variable_different_p caller.
2904 (variable_was_changed): If dv had some var in changed_variables
2905 already, reset in_changed_variables flag for it and propagate
2906 cur_loc_changed over to the new variable. On empty var
2907 always set cur_loc_changed. Set in_changed_variables on whatever
2908 var is added to changed_variables.
2909 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2910 Use shared_var_p. When removing loc that is equal to cur_loc,
2911 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2912 end, don't set it to something else, just call variable_was_changed.
2913 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2914 loc being removed, clear cur_loc and set cur_loc_changed.
2915 Set cur_loc_changed if all locations have been removed.
2916 (struct expand_loc_callback_data): New type.
2917 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2918 allocated. Always create SUBREGs if simplify_subreg failed.
2919 Prefer to use cur_loc, when that fails and still in
2920 changed_variables (and seen first time) recompute it. Set
2921 cur_loc_changed of variables which had to change cur_loc and
2922 compute elcd->cur_loc_changed if any of the subexpressions used
2923 had to change cur_loc.
2924 (vt_expand_loc): Adjust to pass arguments in
2925 expand_loc_callback_data structure.
2926 (vt_expand_loc_dummy): New function.
2927 (emitted_notes): New variable.
2928 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2929 that weren't used for any other decl in current
2930 emit_notes_for_changes call call vt_expand_loc_dummy to update
2931 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2932 first loc_chain location if NULL before. Always use just
2933 cur_loc instead of first loc_chain location. When cur_loc_changed
2934 is false, when not --enable-checking=rtl just don't emit any note.
2935 When rtl checking, compute the note and assert it is the same
2936 as previous note. Clear cur_loc_changed and in_changed_variables
2937 at the end before removing from changed_variables.
2938 (check_changed_vars_3): New function.
2939 (emit_notes_for_changes): Traverse changed_vars to call
2940 check_changed_vars_3 on each changed var.
2941 (emit_notes_for_differences_1): Clear cur_loc_changed and
2942 in_changed_variables. Recompute cur_loc of new_var.
2943 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2944 (vt_emit_notes): Initialize and destroy emitted_notes.
2946 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2948 PR rtl-optimization/42220
2949 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2950 Use verify_reg_tracked to determine if we should use OP_OUT rather
2952 (build_def_use): If we see an in-out operand for a register that we
2953 know nothing about, treat is an output if possible, fail the block if
2956 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2959 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2962 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2965 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2966 uses of relevant DEFs that are dead outside the loop too.
2968 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2970 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2972 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2974 * var-tracking.c (values_to_unmark): New variable.
2975 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2976 values_to_unmark vector. Moved body to...
2977 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2978 instead queue it into values_to_unmark vector.
2979 (vt_find_locations): Free values_to_unmark vector.
2981 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2983 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2984 (site.exp): Export them when plugins are enabled.
2986 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2989 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2991 (chrec_fold_multiply): Same.
2993 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2996 * c-decl.c (build_compound_literal): Return early if init is
2999 2010-03-04 Martin Jambor <mjambor@suse.cz>
3001 PR tree-optimization/43164
3002 PR tree-optimization/43191
3003 * tree-sra.c (type_consists_of_records_p): Reject records with
3004 zero-size bit-fields at the end.
3006 2010-03-04 Mike Stump <mikestump@comcast.net>
3008 * Makefile.in (TAGS): Remove *.y.
3010 2010-03-04 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/40761
3013 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3015 (my_rev_post_order_compute): New function.
3016 (init_pre): Call it.
3018 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3021 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3022 decrease the cost of an IV candidate when the cost is infinite.
3024 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3026 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3027 Use '3DNow!' for the extension of that name, ensure normal space
3029 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3031 2010-03-03 Jeff Law <law@redhat.com>
3033 * PR middle-end/32693
3034 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3035 than gen_rtx_SUBREG.
3036 (extract_bit_field_1): Likewise.
3038 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3040 * doc/sourcebuild.texi (Test directives): Document that arguments
3041 include-opts and exclude-opts are now optional for dg-skip-if,
3042 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3044 2010-03-03 Jason Merrill <jason@redhat.com>
3047 * cgraph.h (varpool_node): Add extra_name field.
3048 * varpool.c (varpool_extra_name_alias): New.
3049 (varpool_assemble_decl): Emit extra name aliases.
3050 (varpool_mark_needed_node): Look past an extra name alias.
3051 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3052 * lto-streamer-in.c (lto_input_tree): Read it.
3053 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3055 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3057 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3058 (sparc*-*-solaris2*): ...this.
3060 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3063 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3064 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3065 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3066 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3069 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3070 fallthrough to default handling, just with want_address 0 instead of 2.
3071 For single element lists, add_AT_loc directly, otherwise create an
3072 artificial variable DIE and stick location list to it.
3075 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3076 (VAL_EXPR_HAS_REVERSE): Define.
3077 (reverse_op): New function.
3078 (add_stores): For reversible operations add an extra MO_VAL_USE.
3080 2010-03-02 Jason Merrill <jason@redhat.com>
3082 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3084 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3086 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3087 (sparc64-*-linux*): Likewise.
3088 (sparc64-*-solaris2*): Include assembler files before linker ones.
3089 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3090 * config/sparc/gas.h: Delete.
3091 * config/sparc/sol2-64.h: Add copyright notice.
3092 * config/sparc/sol2-gas-bi.h: Likewise.
3093 * config/sparc/sol2-gld.h: Likewise.
3094 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3095 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3096 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3097 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3098 (sparc_elf_asm_named_section): Rename into...
3099 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3101 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3103 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3105 2010-03-02 Jeff Law <law@redhat.com>
3108 * reload1.c (rtx_p, substitute_stack): Declare.
3109 (substitute): Record addresses of changed rtxs.
3110 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3111 Restore the original rtx when complete.
3112 (reload): Free subsitute_stack when complete.
3114 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3116 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3117 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3119 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3120 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3121 Torture Tests): Change from subsection to section.
3123 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3124 Steven Bosscher <steven@gcc.gnu.org>
3126 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3129 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3132 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3133 the assignment from the new induction variable to the assignment
3134 of the value from the original loop PHI function.
3136 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3137 Daniel Jacobowitz <dan@codesourcery.com>
3139 * doc/sourcebuild.texi (Test directives): Clarify options to
3142 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3144 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3145 Disable cfi directives unless GCC and gas agree on using read-only
3146 .eh_frame sections for 64-bit.
3147 * configure: Regenerate.
3149 2010-03-01 Richard Guenther <rguenther@suse.de>
3151 PR tree-optimization/43220
3152 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3153 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3155 2010-03-01 Richard Guenther <rguenther@suse.de>
3156 Martin Jambor <mjambor@suse.cz>
3159 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3160 gimplified parameters.
3162 2010-03-01 Christian Bruel <christian.bruel@st.com>
3164 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3166 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3168 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3170 2010-03-01 Richard Guenther <rguenther@suse.de>
3173 * expr.c (expand_assignment): Use the alias-oracle to tell
3174 if the rhs aliases the result decl.
3176 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3179 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3180 to sol_gt_pch_get_address.
3181 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3182 64-bit, SPARC and x86.
3183 (sol_gt_pch_get_address): New function.
3185 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3187 * toplev.h (inform_n, error_n): Declare.
3188 * diagnostic.c (inform_n, error_n): New function.
3190 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3192 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3193 has no rtl yet when processing local_decls, queue it and recheck
3194 if deferred stack allocation hasn't assigned it rtl.
3196 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3198 * config/sh/sh.c (unspec_bbr_uid): New.
3199 (gen_block_redirect): Use it instead of INSN_UID.
3200 (gen_far_branch): Likewise.
3202 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3204 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3205 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3207 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3209 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3210 (Warning Options): -Wno-conversion-null is valid for
3211 Objective-C++ as well.
3212 * doc/tm.texi (Named Address Spaces): Likewise.
3213 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3214 * doc/tree-ssa.texi (Tree SSA): Likewise.
3216 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3219 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3220 by default. Don't set the default arch for
3221 i[34567]86-*-darwin*|x86_64-*-darwin*.
3223 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3226 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3227 default. Set the default 32bit/64bit archs with $with_arch
3228 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3230 2010-02-27 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/43186
3233 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3234 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3235 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3236 unroller iterations.
3238 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3240 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3241 required and i[34567]86-*-* targets don't support 64bit ISA.
3243 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3246 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3249 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3251 * config.gcc: Set the default arch at least to Prescott for
3252 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3253 if SSE math is enabled.
3255 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3257 * diagnostic.c (diagnostic_initialize): Update.
3258 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3260 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3261 (diagnostic_inhibit_notes): New.
3262 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3264 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3267 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3268 * doc/standards.texi: Likewise.
3269 * doc/extend.texi: Likewise.
3270 * doc/trouble.texi: Likewise.
3271 * doc/cppopts.texi: Likewise.
3272 * doc/install.texi: Likewise.
3273 * c.opt (std=c90,std=gnu90): New options.
3274 * c-opts.c (c_common_handle_option): Handle them.
3276 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3279 * c-decl.c (undeclared_variable): Use an informative note.
3281 2010-02-26 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/43186
3284 * gimple.h (gimple_fold): Remove.
3285 * gimple.c (gimple_fold): Remove. Inline into single user ...
3286 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3287 Try harder for conditions.
3289 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3292 * function.c (used_types_insert): Don't skip through named pointer
3293 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3294 and it is different from the main variant's type.
3296 2010-02-26 Nick Clifton <nickc@redhat.com>
3298 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3300 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3302 * config.gcc: Support --with-fpmath=sse for x86.
3304 * config/i386/ssemath.h: New.
3306 * doc/install.texi (--with-fpmath=sse): Documented.
3308 2010-02-26 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/43188
3311 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3312 vector types of over-aligned element type.
3314 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3317 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3318 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3320 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3322 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3324 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3326 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3327 * var-tracking.c: Include diagnostic.h.
3328 (debug_dv): New function.
3329 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3332 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3333 (add_value_chain, add_value_chains, remove_value_chain,
3334 remove_value_chains): Handle DEBUG_EXPRs.
3335 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3338 * regcprop.c (struct queued_debug_insn_change): New type.
3339 (struct value_data_entry): Add debug_insn_changes field.
3340 (struct value_data): Add n_debug_insn_changes field.
3341 (debug_insn_changes_pool): New variable.
3342 (free_debug_insn_changes, apply_debug_insn_changes,
3343 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3344 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3345 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3347 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3349 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3350 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3351 changes, call cprop_find_used_regs via note_stores.
3352 (copyprop_hardreg_forward): When copying vd from predecessor
3353 which has any queued DEBUG_INSN changes, make sure the pointers are
3354 cleared. At the end call df_analyze and then if there are any
3355 DEBUG_INSN changes queued at the end of some basic block for still
3356 live registers, apply them.
3357 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3359 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3361 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3364 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3366 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3367 targets. Set the default with_cpu/with_arch from arch/cpu.
3368 Allow x86-64 and native for with_cpu/with_arch.
3370 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3372 * ebitmap.c: Change calls to verify_popcount with calls to
3373 sbitmap_verify_popcount.
3374 (ebitmap_clear_bit): Fixed map->cacheindex test and
3375 map>cache update when bit clearing results in an empty
3378 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3381 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3382 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3383 and support both V2DF and V2DI modes.
3384 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3385 support both V2DF and V2DI modes.
3386 (general): Delete trailing whitespace from a few patterns.
3388 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3389 V2DF/V2DI interleave high/low builtins.
3391 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3394 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3395 interleave high/low functions.
3397 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3399 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3400 #pragma extern_prefix.
3402 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3405 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3406 BLKmode, assert op0 is a MEM and just adjust its mode.
3409 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3410 if bitpos isn't multiple of mode's bitsize.
3412 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3414 * c.opt (-ftemplate-depth=): New.
3415 (-ftemplate-depth-): Deprecate.
3416 * optc-gen.awk: Handle -ftemplate-depth=.
3417 * opth-gen.awk: Likewise.
3418 * c-opts.c (c_common_handle_option): Likewise.
3419 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3421 2010-02-24 Jason Merrill <jason@redhat.com>
3423 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3425 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3427 * cfg.c (alloc_aux_for_block): Remove inline.
3428 (alloc_aux_for_edge): Likewise.
3430 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3432 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3434 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3436 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3437 * config/i386/sol2-gas.h: New file.
3438 * config.gcc (i[34567]86-*-solaris2*): Use it.
3440 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3443 * c-typeck.c (ep_convert_and_check): New.
3444 (build_conditional_expr): Use it.
3445 (build_binary_op): Likewise.
3447 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3449 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3452 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3453 bounds even for -O+.
3454 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3455 expr needs to have DECL_NAME set.
3457 2010-02-24 Nick Clifton <nickc@redhat.com>
3459 * config/mep/mep.c: Include gimple.h.
3460 (mep_function_uses_sp): Delete unused function.
3461 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3462 parameters. Use unsigned integers to count args. Return a
3463 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3465 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3468 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3469 greater or equal to nelt instead of 2 * nelt.
3470 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3473 2010-02-23 Jason Merrill <jason@redhat.com>
3476 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3477 in cfun->local_decls even if they have register types.
3480 * stor-layout.c (place_field): Don't warn about unnecessary
3481 DECL_PACKED if the type is packed.
3483 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3486 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3487 GOTOFF relocs, even when the base reg isn't pic pointer.
3489 2010-02-23 Michael Matz <matz@suse.de>
3492 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3493 (expand_gimple_basic_block): Generate and use debug temps if there
3494 are debug uses left after the last real use of TERed ssa names.
3495 Unlink debug immediate uses when they are expanded.
3497 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3500 * config/i386/i386.c (override_options): Reorganise to provide
3501 better error messages.
3503 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3506 * graphite-scop-detection.c (create_single_exit_edge): Move
3507 the call to find_single_exit_edge to....
3508 (create_sese_edges): ...here. Don't handle multiple edges
3509 exiting the function.
3510 (build_graphite_scops): Don't handle multiple edges
3511 exiting the function.
3513 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3516 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3517 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3519 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3522 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3524 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3527 * c-typeck.c (convert_arguments): Print declaration location.
3528 * c-common.c (validate_nargs): Rename as
3529 builtin_function_validate_nargs.
3530 (check_builtin_function_arguments): Update.
3532 2010-02-22 Richard Guenther <rguenther@suse.de>
3535 * tree-inline.c (declare_return_variable): Use the type of
3536 the call stmt lhs if available.
3538 2010-02-22 Duncan Sands <baldrick@free.fr>
3540 * passes.c (register_pass): Always consider all pass lists when
3541 ref_pass_instance_number is zero.
3543 2010-02-22 Richard Guenther <rguenther@suse.de>
3545 PR tree-optimization/42749
3546 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3547 parameter. Do arithmetic in the original type.
3548 (update_accumulator_with_ops): Likewise.
3549 (adjust_accumulator_values): Adjust.
3551 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3553 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3554 (QI to BLKmode splitter): New splitter.
3556 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3558 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3559 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3561 2010-02-22 Richard Guenther <rguenther@suse.de>
3563 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3565 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3567 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3568 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3569 ($(T)crti.o, $(T)crtn.o): Remove rules.
3571 2010-02-21 Tobias Burnus <burnus@net-b.de>
3574 * doc/invoke.texi (-fassociative-math): Document that this
3575 option is automatically enabled for Fortran.
3577 2010-02-20 David S. Miller <davem@davemloft.net>
3579 * configure.ac: Test if linker and assembler properly support
3580 GOTDATA_OP relocations.
3581 * configure: Rebuild.
3582 * config.in: Likewise.
3583 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3584 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3585 (movsi_high_pic): Likewise.
3586 (movdi_lo_sum_pic): Likewise.
3587 (movdi_high_pic): Likewise.
3588 (movsi_pic_gotdata_op): New pattern.
3589 (movdi_pic_gotdata_op): Likewise.
3590 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3591 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3593 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3596 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3597 attribute to ssemul.
3598 (xop_mulv2div2di3_high): Ditto.
3600 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3603 * c.opt (Wconversion-null): New option.
3604 * doc/invoke.texi (Wconversion-null): Document.
3606 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3608 * common.opt (Wlarger-than-): Add Undocumented.
3610 2010-02-19 Mike Stump <mikestump@comcast.net>
3612 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3614 2010-02-19 Jason Merrill <jason@redhat.com>
3617 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3618 * configure: Likewise.
3620 2010-02-20 Alan Modra <amodra@gmail.com>
3623 * cgraph.h (cgraph_make_decl_local): Declare.
3624 * cgraph.c (cgraph_make_decl_local): New function.
3625 (cgraph_make_node_local): Use it.
3626 * cgraphunit.c (cgraph_function_versioning): Likewise.
3627 * ipa.c (function_and_variable_visibility): Likewise.
3629 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3632 * except.c (sjlj_emit_function_enter): Don't call
3633 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3635 * rtl.h (add_reg_br_prob_note): Remove prototype.
3637 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3640 * c-common.c (conversion_warning): Remove widening conversions
3641 before checking the conversion of integers to reals.
3643 2010-02-19 Mike Stump <mikestump@comcast.net>
3646 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3649 * cgraphunit.c (process_function_and_variable_attributes): Check
3650 DECL_PRESERVE_P instead of looking up attribute "used".
3651 * ipa-pure-const.c (check_decl): Likewise.
3652 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3653 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3654 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3655 instead of attribute "used".
3656 * config/sol2-c.c (solaris_pragma_init): Likewise.
3657 (solaris_pragma_fini): Likewise.
3659 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3661 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3662 Use XCNEW instead of xcalloc.
3663 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3664 XNEW instead of xmalloc.
3665 (get_fields): Use XNEWVEC instead of xmalloc.
3668 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3669 populate vars array.
3670 (create_new_general_access): For debug stmts just reset value.
3671 (get_stmt_accesses): For accesses within debug stmts just record them
3672 using add_access_to_acc_sites instead of preventing the peeling or
3673 counting them as accesses.
3676 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3678 2010-02-19 Richard Guenther <rguenther@suse.de>
3680 PR tree-optimization/42916
3681 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3684 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3686 * configure.ac: Replace all uses of changequote in macro arguments
3687 with proper quoting.
3689 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3692 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3694 2010-02-19 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/42944
3697 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3698 test for aliasing with errno.
3700 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3703 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3704 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3705 * dojump.c: Include output.h.
3706 (inv): New inline function.
3707 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3708 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3709 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3710 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3711 argument, pass it down to other calls.
3712 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3713 add REG_BR_PROB note to the conditional jump.
3714 * cfgexpand.c (add_reg_br_prob_note): Removed.
3715 (expand_gimple_cond): Don't call it, add the probability
3716 as last argument to jumpif_1/jumpifnot_1.
3717 * Makefile.in (dojump.o): Depend on output.h.
3718 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3720 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3721 * stmt.c (do_jump_if_equal): Likewise.
3722 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3723 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3724 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3726 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3727 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3728 jumpifnot_1 callers.
3729 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3731 (store_expr): Adjust jumpifnot caller.
3732 (store_constructor): Adjust jumpif caller.
3735 * gimplify.c (gimple_boolify): For __builtin_expect call
3736 gimple_boolify also on its first argument.
3738 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3740 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3742 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3743 * configure: Regenerated.
3745 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3747 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3748 lang_hooks.types_compatible_p instead of comptypes.
3750 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3752 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3753 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3754 if __prefer_thumb__ is defined.
3756 2010-02-18 Martin Jambor <mjambor@suse.cz>
3758 PR tree-optimization/43066
3759 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3760 array with zero-sized element type.
3762 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3764 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3765 rtx, allocate struct var_loc_node here and return it to the
3766 caller, and only if it is actually needed.
3767 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3768 move it earlier and return immediately if it returns NULL.
3770 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3772 * config/sparc/gas.h: New file. Restore
3773 TARGET_ASM_NAMED_SECTION to its ELF default.
3774 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3776 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3777 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3778 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3779 after sparc/sysv4.h.
3781 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3783 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3785 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3787 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3788 patterns from predicated pattern.
3790 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3794 for insn mnemonic suffix.
3796 2010-02-17 Richard Guenther <rguenther@suse.de>
3798 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3801 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3804 * caller-save.c (save_call_clobbered_regs): If BB ends with
3805 a DEBUG_INSN, move any notes in between last real insn and the last
3806 DEBUG_INSN after the last DEBUG_INSN.
3808 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3810 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3811 Fix return type. Fix argument type. Explain meaning of return value.
3813 2010-02-16 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/41043
3816 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3817 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3819 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3821 2010-02-16 Ira Rosen <irar@il.ibm.com>
3823 PR tree-optimization/43074
3824 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3825 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3826 vectorizable cycles in hybrid SLP check.
3827 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3829 2010-02-16 Richard Guenther <rguenther@suse.de>
3831 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3832 (true_dependence): If memrefs_conflict_p computes must-alias
3833 trust it. Move TBAA check after offset-based disambiguation.
3834 (canon_true_dependence): Likewise.
3836 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3838 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3839 * doc/invoke.texi: Document it.
3840 * var-tracking.c: Include toplev.h and params.h.
3841 (vt_find_locations): Return bool indicating success. Compute
3842 hash sizes unconditionally. Check new parameter, report.
3843 (variable_tracking_main_1): Check vt_find_locations results and
3844 retry. Renamed from...
3845 (variable_tracking_main): ... this. New wrapper to preserve
3846 flag_var_tracking_assignments.
3847 * Makefile.in (var-tracking.o): Adjust dependencies.
3849 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3850 Jakub Jelinek <jakub@redhat.com>
3853 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3854 if weak_import attribute is present.
3855 * config/darwin.c (machopic_select_section): Likewise.
3857 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3859 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3860 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3861 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3862 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3864 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3867 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3870 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3871 Rewrite text to refer to the names.
3873 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3875 * config/i386/i386-builtin-types.def
3876 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3877 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3878 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3879 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3880 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3881 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3882 IX86_BUILTIN_VPERMIL2PS256.
3883 (MULTI_ARG_4_DF2_DI_I): Defined.
3884 (MULTI_ARG_4_DF2_DI_I1): Defined.
3885 (MULTI_ARG_4_SF2_SI_I): Defined.
3886 (MULTI_ARG_4_SF2_SI_I1): Defined.
3887 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3888 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3889 __builtin_ia32_vpermil2ps256.
3890 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3891 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3892 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3893 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3894 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3895 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3896 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3897 CODE_FOR_xop_vpermil2v8sf3.
3898 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3899 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3900 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3901 (_mm256_permute2_pd): New.
3902 (_mm_permute2_ps): New.
3903 (_mm256_permute2_ps): New.
3905 2010-02-15 Nick Clifton <nickc@redhat.com>
3907 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3908 boolean parameters. Use emit_jump_insn when emitting a pop
3909 instruction containing a return insn.
3910 (push): Use 'true' rather than '1' as second parameter to F.
3911 (h8300_expand_prologue): Likewise.
3912 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3913 (h8300_expand_epilogue): Likewise.
3915 2010-02-15 Richard Guenther <rguenther@suse.de>
3918 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3921 2010-02-15 Nick Clifton <nickc@redhat.com>
3923 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3926 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3928 * intl.c (fake_ngettext): New function.
3929 * intl.h (fake_ngettext): Declare.
3930 (ngettext): Define macro.
3931 * collect2.c (notice_translated): New function.
3932 (main): Use notice_translated and ngettext.
3933 * collect2.h (notice_translated): Declare.
3935 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3937 * reorg.c (delete_computation): Comment fixes.
3938 * caller-save.c (setup_save_areas): Idem.
3939 * sel-sched-dump.c (dump_lv_set): Idem.
3942 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3944 * config/s390/s390.c (s390_sched_init): New function.
3945 (TARGET_SCHED_INIT): Target hook defined.
3947 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3948 Jack Howarth <howarth@bromo.med.uc.edu>
3949 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3952 Partial revert of unintended change in fix for PR41605.
3953 * config/darwin.h: Fix typo.
3954 * config/darwin9.h: Same.
3956 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3958 * c-pch.c (pch_init): Clear v.
3960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3963 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3964 graphite_can_represent_init for MULT_EXPR.
3966 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3970 * graphite-sese-to-poly.c (remove_phi): New.
3971 (translate_scalar_reduction_to_array): Call remove_phi.
3973 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3976 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3977 * graphite-clast-to-gimple.h (gloog): Update declaration.
3978 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3979 * graphite-poly.h (struct poly_bb): Add missing comments.
3980 (struct scop): Add poly_scop_p field.
3982 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3983 * graphite.c (graphite_transform_loops): Build the polyhedral
3984 representation for each scop before code generation.
3985 * sese.c (rename_variables_in_operand): Removed.
3986 (rename_variables_in_expr): Return the renamed expression.
3987 (rename_sese_parameters): New.
3988 * sese.h (rename_sese_parameters): Declared.
3990 2010-02-11 Richard Guenther <rguenther@suse.de>
3992 PR tree-optimization/42998
3993 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3994 POINTER_PLUS_EXPR properly.
3996 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3997 Changpeng Fang <changpeng.fang@amd.com>
4000 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4001 the cost of an IV candidate when the IV is used in a test against zero.
4003 * gcc.dg/tree-ssa/ivopts-3.c: New.
4005 2010-02-11 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4009 pointer-vs-decl case by swapping refs. Handle some cases
4010 of pointer-vs-decl disambiguations more conservatively.
4011 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4012 to false after expanding.
4014 2010-02-11 Richard Guenther <rguenther@suse.de>
4017 * gcc.c (process_command): Handle LTO file@offset case more
4020 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4022 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4023 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4025 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4027 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4028 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4029 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4030 Optimize eq/ne comparisons when both arguments are known to be
4032 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4033 Don't mask operands unnecessarily if they are known to be already
4036 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4038 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4041 2010-02-10 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/43017
4044 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4045 for wrapping signed arithmetic.
4047 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4050 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4051 if no debug info should be emitted for it.
4053 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4055 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4056 note when flag_exceptions is set.
4058 2010-02-10 Duncan Sands <baldrick@free.fr>
4060 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4062 2010-02-10 Richard Guenther <rguenther@suse.de>
4065 * tree.c (get_unwidened): Handle constants.
4066 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4068 2010-02-10 Martin Jambor <mjambor@suse.cz>
4071 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4072 check for variable argument counts independently.
4074 2010-02-10 Christian Bruel <christian.bruel@st.com>
4077 * config/sh/sh.c (find_barrier): Increase length for non delayed
4078 conditional branches.
4080 2010-02-10 Christian Bruel <christian.bruel@st.com>
4082 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4084 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4086 * builtins.c (set_builtin_user_assembler_name): Also handle
4087 ffs if int is smaller than word.
4089 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4092 * ira-conflicts.c (get_dup): Remove.
4093 (process_reg_shuffles): Add new parameter. Use it as an
4094 additional guard for copy generation.
4095 (add_insn_allocno_copies): Rewrite.
4097 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4099 * common.opt (fsched2-use-traces): Preserved for backward
4101 * doc/invoke.texi: Remove the documentation about option
4102 -fsched2-use-traces.
4103 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4104 flag_sched2_use_traces.
4105 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4106 the backward compatibility flag section.
4108 2010-02-09 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/43008
4111 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4112 make HEAP variables initialized from global memory if they
4113 are not known builtin functions.
4114 (find_func_aliases): Adjust.
4116 2010-02-09 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/43000
4119 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4120 arithmetic manually.
4122 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4124 PR tree-optimization/42931
4125 * tree-loop-linear.c (try_interchange_loops): Don't call
4126 double_int_mul if estimated_loop_iterations failed.
4128 2010-02-08 Martin Jambor <mjambor@suse.cz>
4131 * tree-sra.c (build_accesses_from_assign): Do not mark in
4132 should_scalarize_away_bitmap if stmt has volatile ops.
4133 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4136 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4138 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4140 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4142 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4145 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4148 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4150 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4153 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4154 to unknown_dependence.
4155 (graphite_legal_transform_dr): Handle the unknown_dependence.
4156 (graphite_carried_dependence_level_k): Same.
4158 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4160 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4162 2010-02-07 Richard Guenther <rguenther@suse.de>
4165 * expr.c (get_inner_reference): Always initialize *pbitsize.
4167 2010-02-07 Richard Guenther <rguenther@suse.de>
4170 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4171 new ARRAY_REFs on variable size element or minimal index arrays.
4173 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4174 gimple_fold_indirect_ref.
4176 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4179 * arm.c (arm_override_options): Just return if the user has specified
4180 an invalid fpu name.
4182 2010-02-03 Jason Merrill <jason@redhat.com>
4185 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4186 i386_pe_maybe_record_exported_symbol.
4188 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4191 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4192 (pa_delegitimize_address): New function.
4194 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4196 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4197 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4199 2010-02-05 Richard Guenther <rguenther@suse.de>
4202 * lto-streamer-in.c (get_resolution): Deal with references
4203 to undefined functions.
4205 2010-02-05 Richard Guenther <rguenther@suse.de>
4207 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4208 (fold_const_aggregate_ref): Likewise.
4209 (ccp_fold_stmt): Substitute loads.
4210 (maybe_fold_reference): Verify types before substituting.
4212 (fold_gimple_assign): Unshare properly.
4213 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4215 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4217 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4218 for rs6000_gen_cell_microcode.
4220 2010-02-04 Richard Guenther <rguenther@suse.de>
4222 PR rtl-optimization/42952
4223 * dse.c (const_or_frame_p): Remove MEM handling.
4225 2010-02-04 Nick Clifton <nickc@redhat.com>
4227 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4228 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4229 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4230 (mn10300_asm_output_mi_thunk): New function.
4231 (mn10300_can_output_mu_thunk): New function.
4232 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4233 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4234 (FUNCTION_ARG): Delete incorrect comment.
4236 2010-02-03 Jason Merrill <jason@redhat.com>
4239 * fold-const.c (operand_equal_p): Handle erroneous types.
4241 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4243 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4245 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4247 PR rtl-optimization/42941
4248 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4251 2010-02-03 Jason Merrill <jason@redhat.com>
4254 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4256 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4259 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4260 (cselib_reset_table): Renamed from...
4261 (cselib_reset_table_with_next_value): ... this.
4262 (cselib_get_next_uid): Renamed from...
4263 (cselib_get_next_unknown_value): ... this.
4264 * cselib.c (next_uid): Renamed from...
4265 (next_unknown_value): ... this.
4266 (cselib_clear_table): Adjust.
4267 (cselib_reset_table): Adjust. Renamed from...
4268 (cselib_reset_table_with_next_value): ... this.
4269 (cselib_get_next_uid): Adjust. Renamed from...
4270 (cselib_get_next_unknown_value): ... this.
4271 (get_value_hash): Use hash.
4272 (cselib_hash_rtx): Likewise.
4273 (new_cselib_val): Adjust. Set and dump uid.
4274 (cselib_lookup_mem): Pass next_uid as hash.
4275 (cselib_subst_to_values): Likewise.
4276 (cselib_log_lookup): Dump uid.
4277 (cselib_lookup): Pass next_uid as hash. Adjust.
4278 (cselib_process_insn): Adjust.
4279 (cselib_init): Initialize next_uid.
4280 (cselib_finish): Adjust.
4281 (dump_cselib_table): Likewise.
4282 * dse.c (canon_address): Dump value uid.
4283 * print-rtl.c (print_rtx): Print value uid.
4284 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4286 (dv_uid): New function, sort of renamed from...
4287 (dv_htab_hash): ... this, reimplemented in terms of it and...
4288 (dv_uid2hash): ... this. New.
4289 (variable_htab_eq): Drop excess assertions.
4290 (tie_break_pointers): Removed.
4291 (canon_value_cmp): Compare uids.
4292 (variable_post_merge_New_vals): Print uids.
4293 (vt_add_function_parameters): Adjust.
4294 (vt_initialize): Reset table. Adjust.
4296 2010-02-03 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/42944
4299 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4300 (call_may_clobber_ref_p_1): Likewise. Properly handle
4301 malloc and calloc clobbering errno.
4303 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4305 * doc/invoke.texi: Fix name of sched1 dump.
4307 * opts.c (decode_options): Set flag_tree_switch_conversion
4308 only conditionally on optimize >= 2.
4310 * gcse.c: Assorted comment fixes in pass description.
4312 2010-02-03 Anthony Green <green@moxielogic.com>
4314 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4315 nop padding in order to maintain alignment of storage location of
4316 target function address.
4317 (moxie_trampoline_init): Store target function address at newly
4319 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4321 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4323 2010-02-03 Richard Guenther <rguenther@suse.de>
4326 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4328 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4330 * config.gcc: Reenable check for obsolete targets.
4331 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4332 mips-sgi-irix6.[0-4]*.
4334 2010-02-02 Nick Clifton <nickc@redhat.com>
4336 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4337 constant size of 4 as being the same as 0.
4338 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4339 can take values in the range 0..4.
4341 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4344 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4345 as _darwin10_Unwind_FindEnclosingFunction().
4346 * libgcc-libsystem.ver: New.
4348 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4351 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4352 implicitly set registers.
4354 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4356 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4357 (arm_override_options): Allow automatic selection of the thread
4358 pointer register if thumb2.
4359 (legitimize_pic_address): Improve code sequences for Thumb2.
4360 (arm_call_tls_get_addr): Likewise.
4361 (legitimize_tls_address): Likewise.
4362 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4363 (pic_load_addr_32bit): ... this. New named pattern.
4364 * thumb2.md (pic_load_addr_thumb2): Delete.
4365 (pic_load_dot_plus_four): Delete.
4366 (tls_load_dot_plus_four): New named pattern.
4368 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4371 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4372 Document fix for TLS bug.
4374 2010-01-31 Richard Guenther <rguenther@suse.de>
4376 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4377 conservatively correct.
4379 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4383 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4385 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4387 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4389 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4391 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4393 * config.gcc: Adjust order of makefile fragments for mingw targets.
4395 2010-01-31 Richard Guenther <rguenther@suse.de>
4398 * gimplify.c (gimplify_init_constructor): For volatile LHS
4399 initialize a temporary.
4401 2010-01-31 Matthias Klose <doko@ubuntu.com>
4403 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4405 * configure: Regenerate.
4407 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4409 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4410 the same alias set and their sizes different constantness.
4411 (aliasing_component_refs_p): Revert 2009-10-24 change.
4413 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4415 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4418 2010-01-29 Richard Guenther <rguenther@suse.de>
4420 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4421 Assert we successfully updated the call.
4423 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4425 PR rtl-optimization/42889
4426 * df.h (df_set_bb_dirty_nonlr): New prototype.
4427 * df-core.c (df_set_bb_dirty_nonlr): New function.
4428 * df-scan.c (df_insn_rescan): Call it instead of
4429 df_set_bb_dirty for DEBUG_INSNs.
4431 2010-01-29 Richard Guenther <rguenther@suse.de>
4434 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4435 quadratic behavior in most cases.
4437 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4440 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4441 in the call to gen_x86_movsicc_0_m1.
4443 2010-01-28 Richard Guenther <rguenther@suse.de>
4445 PR tree-optimization/42871
4446 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4448 2010-01-28 Richard Guenther <rguenther@suse.de>
4450 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4451 into call arguments.
4453 2010-01-28 Richard Guenther <rguenther@suse.de>
4456 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4457 the forwarder if the destination is an EH landing pad.
4459 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4461 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4462 block list passed to gimple_duplicate_sese_tail.
4463 (parallelize_loops): Avoid parallelization when the function
4465 Avoid parallelization when the preheader is IRREDUCIBLE.
4466 Try to optimize when estimated_loop_iterations_int is unresolved.
4467 Add the loop's location to the dump file.
4468 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4469 (gimple_duplicate_sese_tail): Remove the check for the latch.
4470 Redirect nexits to the exit block.
4471 Remove handling of the incoming edges to the latch.
4472 Redirect the backedge from the copied latch to the exit bb.
4474 2010-01-28 Michael Matz <matz@suse.de>
4477 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4478 Wrap force_reg into a sequence, emit it before user.
4480 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4482 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4484 (arm_legacy_rev): Likewise.
4485 (thumb_legacy_rev): Likewise.
4487 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4489 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4490 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4491 on MEM's address failed, try avoid_constant_pool_reference and
4492 recurse if it returned something different.
4493 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4494 address, try avoid_constant_pool_reference and recurse if it
4495 returned something different.
4496 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4497 address and avoid_constant_pool_reference returned something
4498 different, don't set have_address.
4500 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4503 * var-tracking.c (val_store): Add modified argument, obey it.
4505 (count_uses): Move down logging of main.
4506 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4507 don't need resolution.
4508 (emit_notes_in_bb): Likewise.
4510 2010-01-27 Richard Guenther <rguenther@suse.de>
4513 * tree-inline.c (remap_decl): Delay remapping of SSA name
4514 default definitions until we need them.
4516 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4518 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4519 (rs6000_delegitimize_address): New function.
4521 * config/s390/s390.c (s390_delegitimize_address): Call
4522 delegitimize_mem_from_attrs.
4525 * tree-inline.c (cannot_copy_type_1): Removed.
4526 (copy_forbidden): Don't forbid copying of functions containing
4527 records/unions with variable length fields.
4529 2010-01-27 Christian Bruel <christian.bruel@st.com>
4533 * config/sh/sh.c (find_barrier): Increase length for non delayed
4534 conditional branches.
4536 2010-01-27 Matthias Klose <doko@ubuntu.com>
4538 * configure.ac (gnu-unique-object): Fix ldd version check.
4539 * configure: Regenerate.
4541 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4543 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4545 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4546 Test for HAVE_GNU_AS value.
4548 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4550 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4551 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4552 INT64_TYPE): Define.
4553 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4554 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4555 INT_LEAST64_TYPE): Define.
4556 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4557 UINT_LEAST64_TYPE): Define.
4558 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4559 INT_FAST64_TYPE): Define.
4560 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4561 UINT_FAST64_TYPE): Define.
4562 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4563 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4564 (SIG_ATOMIC_TYPE): Define.
4566 2010-01-26 Richard Guenther <rguenther@suse.de>
4568 * df-scan.c (df_scan_set_bb_info): Remove assert.
4569 (df_insn_rescan_debug_internal): Merge asserts.
4570 (df_install_ref): Likewise.
4571 (df_mark_reg): Use bitmap_set_range.
4572 (df_hard_reg_used_p): Remove assert.
4573 (df_hard_reg_used_count): Likewise.
4575 2010-01-26 Richard Guenther <rguenther@suse.de>
4577 PR rtl-optimization/42685
4578 * web.c (web_main): Ignore DEBUG_INSNs.
4580 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4582 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4584 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4585 Fix types of fndecl and arglist parameters.
4587 2010-01-26 Richard Guenther <rguenther@suse.de>
4590 * tree-eh.c (unsplit_eh): Skip debug insns.
4592 2010-01-26 Richard Guenther <rguenther@suse.de>
4594 PR tree-optimization/42250
4595 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4597 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4600 * omp-low.c (expand_omp_sections): Only use single_pred if
4601 l2_bb is single_pred_p.
4603 2010-01-25 Christian Bruel <christian.bruel@st.com>
4606 * config/sh/sh.c (find_barrier): Increase length for non delayed
4607 conditional branches.
4608 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4610 2010-01-24 David S. Miller <davem@davemloft.net>
4612 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4613 define if not using GAS.
4614 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4615 Likewise. Delete SECTION_MERGE code, which is only applicable
4618 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4621 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4622 mangling of va_list in system headers.
4624 2010-01-23 Toon Moene <toon@moene.org>
4626 * tree-predcom.c (combine_chains): Return NULL, not false.
4628 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4630 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4631 initialization of variable res to agree with return type.
4633 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4635 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4636 * tree-sra.c: Add include of expr.h.
4638 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4640 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4641 insert the debug stmt on the single non-EH edge from the stmt.
4643 2010-01-22 Richard Henderson <rth@redhat.com>
4646 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4647 the RHS until after generate_subtree_copies has insertted its
4648 code before the current statement.
4650 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4652 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4654 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4656 2010-01-21 Martin Jambor <mjambor@suse.cz>
4658 PR tree-optimization/42585
4659 * tree-sra.c (struct access): New field grp_total_scalarization.
4660 (dump_access): Dump the new field.
4661 (should_scalarize_away_bitmap): New variable.
4662 (cannot_scalarize_away_bitmap): Likewise.
4663 (sra_initialize): Allocate new bitmaps.
4664 (sra_deinitialize): Free new bitmaps.
4665 (create_access_1): New function.
4666 (create_access): Parts moved to create_access_1.
4667 (type_consists_of_records_p): New function.
4668 (completely_scalarize_record): Likewise.
4669 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4670 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4671 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4673 (analyze_all_variable_accesses): Completely scalarize small eligible
4676 2010-01-21 Martin Jambor <mjambor@suse.cz>
4678 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4680 2010-01-21 Andrew Haley <aph@redhat.com>
4682 * gcc.c (process_command): Move lang_specific_driver before
4683 setting cc_libexec_prefix.
4685 2010-01-21 Richard Guenther <rguenther@suse.de>
4688 * fold-const.c (negate_expr_p): Pretend only negative
4689 real constants are easily negatable.
4691 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4692 Jason Merrill <jason@redhat.com>
4694 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4695 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4696 * calls.c (initialize argument_information): Handle it.
4697 * c-common.c (handle_transparent_union_attribute): Use new name.
4698 * c-decl.c (finish_struct): Ditto.
4699 * c-typeck.c (type_lists_compatible_p): Ditto.
4700 (convert_for_assignment): Use new name and also handle record.
4701 * function.c (aggregate_value_p): Handle it.
4702 (pass_by_reference): Ditto.
4703 (assign_parm_data_types): Ditto.
4704 * print-tree.c (print_node): Ditto.
4705 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4706 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4707 * tree.c (first_field): New fn.
4709 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4712 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4713 even when linking statically, for now.
4715 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4718 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4719 without a cselib val.
4720 (count_uses): Accept MO_VAL_SET with no val on stores.
4721 (add_stores): Likewise.
4723 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4725 * var-tracking.c (check_value_val): Add a compile time assertion.
4726 (dv_is_decl_p): Simplify.
4727 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4728 gcc_assert if ENABLE_CHECKING.
4730 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4733 * var-tracking.c: Include tree-flow.h.
4734 (mem_dies_at_call): New.
4735 (dataflow_set_preserve_mem_locs): Use it.
4736 (dataflow_set_remove_mem_locs): Likewise.
4737 (dump_var): Renamed from dump_variable. Adjust all callers.
4738 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4739 * Makefile.in (var-tracking.o): Adjust deps.
4741 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4743 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4745 2010-01-20 Richard Guenther <rguenther@suse.de>
4747 PR tree-optimization/42717
4748 * tree-ssa-dce.c (get_live_post_dom): Remove.
4749 (forward_edge_to_pdom): Take an arbitrary edge to copy
4750 degenerate PHI args from.
4751 (remove_dead_stmt): Use the first post-dominator even if it
4752 does not contain live statements as redirection destination.
4754 2010-01-20 Richard Guenther <rguenther@suse.de>
4756 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4758 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4760 * sel-sched.c (create_speculation_check): Remove set but not used
4762 (try_transformation_cache): Remove set but not used variable ds.
4763 (calculate_privileged_insns): Remove set but not used variables
4764 cur_insn and min_spec_insn.
4765 (find_best_expr): Remove set but not used variable avail_n.
4766 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4768 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4770 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4771 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4774 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4777 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4778 cpu types. Add support for *-sse3 cpu types.
4779 (x86_64-*-*): Ditto.
4781 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4784 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4785 argument, call initializer_constant_valid_p_1 instead of
4786 initializer_constant_valid_p, pass CACHE to it, return NULL
4787 immediately if first call returns NULL.
4788 (initializer_constant_valid_p_1): New function.
4789 (initializer_constant_valid_p): Use it.
4791 2010-01-20 Thomas Quinot <quinot@adacore.com>
4793 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4795 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4797 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4798 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4799 (loc_list_from_tree): Don't handle unsigned division. Handle
4800 signed modulo using DW_OP_{over,over,div,mul,minus}.
4801 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4802 modulo instead of signed.
4804 2010-01-20 DJ Delorie <dj@redhat.com>
4806 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4808 (h8300_emit_stack_adjustment): Propogate it.
4810 (h8300_expand_prologue): Likewise.
4811 (h8300_expand_epilogue): Likewise.
4813 2010-01-19 Michael Matz <matz@suse.de>
4815 PR tree-optimization/41783
4816 * tree-data-ref.c (toplevel): Include flags.h.
4817 (dump_data_dependence_relation): Also dump the inputs if the
4818 result will be unknown.
4819 (split_constant_offset_1): Look through some conversions.
4820 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4821 the offset from last element is too large.
4822 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4823 (reassociate_to_the_same_stmt): Handle vector registers.
4824 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4826 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4827 wide_prolog_niters argument, emit widening instructions.
4828 (vect_do_peeling_for_alignment): Adjust caller, use widened
4829 variant of the iteration cound.
4830 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4832 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4835 * config/arm/neon-testgen.m (emit_automatics): New parameter
4836 features. Adjust for Fixed_return_reg feature.
4837 (test_intrinsic): Call emit_automatics with new feature.
4838 * config/arm/neon.ml: Update copyright years.
4839 (features): New Fixed_return_reg feature.
4840 (ops): Update feature for Vget_low.
4842 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4844 PR tree-optimization/42719
4845 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4849 * fwprop.c (all_uses_available_at): Return false if def_set dest
4850 is a REG that is used in def_insn.
4852 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4854 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4856 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4859 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4861 * target.h (struct gcc_target) <secondary_reload>: Change type
4862 of last argument to secondary_reload_info *.
4864 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4867 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4868 memory references with unaligned offsets. Remove CQImode handling.
4869 (unaligned_memory_operand): Return 1 for memory references with
4870 unaligned offsets. Remove CQImode handling.
4872 2010-01-18 Richard Guenther <rguenther@suse.de>
4875 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4878 2010-01-18 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/42781
4881 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4882 restrict processing only if the original variable was artificial.
4884 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4886 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4887 find number of popped argument bytes.
4889 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4890 Fix the text that describes the return value for invalid insns.
4892 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4894 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4895 Clarify what 'cost of the -dependence' is. Fix quoting.
4897 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4898 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4900 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4902 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4903 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4905 2010-01-17 Richard Guenther <rguenther@suse.de>
4908 * function.c (split_complex_args): Take a VEC to modify.
4909 (assign_parms_augmented_arg_list): Build a VEC instead of
4910 a chain of PARM_DECLs.
4911 (assign_parms_unsplit_complex): Take a VEC of arguments.
4912 Do not fixup unmodified parms.
4913 (assign_parms): Deal with the VEC.
4914 (gimplify_parameters): Likewise.
4916 2010-01-17 Richard Guenther <rguenther@suse.de>
4918 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4919 node existence check.
4920 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4921 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4922 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4923 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4924 (gimple_execute_on_growing_pred): Likewise.
4926 2010-01-17 Richard Guenther <rguenther@suse.de>
4928 PR tree-optimization/42773
4929 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4930 (compute_antic_aux): Likewise.
4931 (compute_partial_antic_aux): Likewise.
4933 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4936 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4939 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4941 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4944 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4945 Fix markup for strict argument.
4947 (TARGET_SCHED_REORDER2): Fix argument types.
4949 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4950 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4952 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4953 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4955 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4958 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4959 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4960 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4961 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4962 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4964 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4966 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4968 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4969 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4971 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4973 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4976 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4978 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4979 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4981 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4983 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4985 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4986 referring to it. Fix language.
4988 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4990 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4992 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4994 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4996 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4997 '@var{stream}. Remove stray 'and'.
4999 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5001 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5003 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5005 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5006 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5008 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5009 Fix description of return value.
5010 Rename argument "sz" to "len."
5012 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5013 Clarify meaning of 'true' return value.
5015 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5017 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5018 rep_mode versus mode_rep.
5020 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5022 (TARGET_BUILTIN_DECL): Fix name.
5024 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5026 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5028 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5030 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5032 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5034 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5037 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5038 Rename argument tm_fn to md_fn.
5040 (TARGET_OPTION_PRINT): Fix argument list.
5042 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5045 * config/i386/i386.c (ix86_fixup_binary_operands):
5046 Revert FMA4 fixup of operands.
5048 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5051 * Makefile.in (write_entries_to_file, install-plugin):
5052 Use \012 instead of \n with tr.
5054 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5056 * configure.ac (HAVE_AS_REF): New C macro.
5057 * configure: Regenerate.
5058 * config.in: Likewise.
5059 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5061 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5064 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5066 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5068 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5070 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5072 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5074 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5076 (TARGET_BINDS_LOCAL_P): Fix argument type.
5078 (TARGET_ASM_FILE_END): Use prototype.
5080 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5082 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5084 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5086 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5088 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5089 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5091 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5092 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5094 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5095 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5096 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5097 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5099 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5101 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5103 (TARGET_INIT_BUILTINS): Use prototype.
5105 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5106 Put 'const char *' in braces. Fix parameter types.
5107 (TARGET_INVALID_CONVERSION): Fix parameter types.
5108 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5109 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5111 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5114 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5116 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5118 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5120 * doc/tm.texi (TARGET_HELP): Fix return type.
5122 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5123 in braces. Fix argument types.
5125 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5127 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5129 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5131 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5132 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5134 (TARGET_MANGLE_TYPE): Fix argument types.
5136 (TARGET_IRA_COVER_CLASSES): Use prototype.
5138 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5140 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5142 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5144 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5146 (TARGET_CALLEE_COPIES): Fix argument types.
5148 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5150 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5152 (TARGET_FUNCTION_VALUE): Fix argument types.
5154 (TARGET_RETURN_IN_MSB): Fix argument type.
5156 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5158 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5160 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5162 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5163 agree with return type.
5165 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5167 2010-01-15 Jing Yu <jingyu@google.com>
5169 PR rtl-optimization/42691
5170 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5171 a pseudo to a constant and are merged, and adjust comments.
5173 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5175 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5177 2010-01-15 Richard Guenther <rguenther@suse.de>
5180 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5181 labels of computed or non-local gotos to the destination.
5182 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5183 landing pad label is the first label.
5185 2010-01-15 Richard Guenther <rguenther@suse.de>
5187 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5189 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5192 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5193 to allow generation of the xssqrtdp instruction on power7.
5194 (sqrtdf2_fpr): Ditto.
5196 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5199 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5200 functions with noreturn attribute.
5203 * varasm.c (declare_weak): Add weak attribute to decl if it
5204 doesn't have one already.
5205 (assemble_external): Only add decls to weak_decls if they also
5206 have weak attribute.
5208 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5210 * var-tracking.c (var_reg_delete): Don't delete the association
5211 between REGs and values or one-part variables if the register
5214 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5217 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5218 because its first operand is a non-localized variable.
5220 2010-01-14 Martin Jambor <mjambor@suse.cz>
5222 PR tree-optimization/42706
5223 * tree-sra.c (encountered_recursive_call): New variable.
5224 (encountered_unchangable_recursive_call): Likewise.
5225 (sra_initialize): Initialize both new variables.
5226 (callsite_has_enough_arguments_p): New function.
5227 (scan_function): Call decl and flags check only for IPA-SRA, check
5228 whether there is a recursive call and whether it has enough arguments.
5229 (all_callers_have_enough_arguments_p): New function.
5230 (convert_callers): Look for recursive calls only when
5231 encountered_recursive_call is set.
5232 (ipa_early_sra): Bail out either if
5233 !all_callers_have_enough_arguments_p or
5234 encountered_unchangable_recursive_call.
5236 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5238 * sel-sched.c: Add 2010 to copyright years.
5239 * sel-sched-ir.c: Likewise.
5240 * sel-sched-ir.h: Likewise.
5242 2010-01-14 Martin Jambor <mjambor@suse.cz>
5244 PR tree-optimization/42714
5245 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5246 constructors specially.
5248 2010-01-14 Andi Kleen <ak@linux.intel.com>
5250 * config/i386/drivers-i386.c (detect_caches_intel):
5251 Add l2sizekb parameter and fill in.
5252 (host_detect_local_cpu): Add l2sizekb, fill in.
5253 Add Atom small cache heuristic.
5255 2010-01-14 Andi Kleen <ak@linux.intel.com>
5257 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5258 Add level3 parameter and fill in.
5259 (detect_caches_intel): Handle level3 cache.
5261 2010-01-14 Andi Kleen <ak@linux.intel.com>
5263 * config/i386/drivers-i386.c (host_detect_local_cpu):
5264 Fix core duo detection.
5266 2010-01-14 Andi Kleen <ak@linux.intel.com>
5268 * config/i386/drivers-i386.c (host_detect_local_cpu):
5271 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5273 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5274 (rs6000_variable_issue_1): this. Use...
5275 (rs6000_variable_issue): here. Reimplement. Print debug info.
5277 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5279 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5280 sel_restore_notes. Update all callers. Call reemit_notes
5283 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5285 PR rtl-optimization/42246
5286 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5289 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5291 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5292 all successors is the same as number of successors in current region.
5294 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5296 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5297 to rename is not separable. Otherwise check that its LHS is not NULL.
5299 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5301 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5303 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5305 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5306 available registers when failed to discover LHS register class.
5307 Fix indentation. Update comment.
5309 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5310 Alexander Monakov <amonakov@ispras.ru>
5312 PR rtl-optimization/42389
5313 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5315 (advance_state_on_fence): Likewise.
5316 (sel_target_adjust_priority): Print debug output only when
5317 sched_verbose >= 4, not 2.
5318 (get_expr_cost): Do not issue all unique insns on the next cycle.
5319 (fill_insns): Initialize can_issue_more from the value saved
5321 * sel-sched-ir.c (flist_add): New parameter issue_more.
5322 Init FENCE_ISSUE_MORE with it.
5323 (merge_fences): Likewise.
5324 (init_fences): Update call to flist_add.
5325 (add_to_fences, add_clean_fence_to_fences)
5326 (add_dirty_fence_to_fences): Likewise.
5327 (move_fence_to_fences): Update call to merge_fences.
5328 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5330 * sel-sched-ir.h (struct _fence): New field issue_more.
5331 (FENCE_ISSUE_MORE): New accessor macro.
5333 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5335 PR rtl-optimization/42388
5336 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5337 that have no predecessors nor successors. Do not call move_bb_info
5338 for empty blocks outside of current region.
5340 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5342 PR rtl-optimization/42294
5343 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5344 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5345 originators' originators.
5347 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5349 PR rtl-optimization/39453
5350 PR rtl-optimization/42246
5351 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5353 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5355 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5356 Alexander Monakov <amonakov@ispras.ru>
5359 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5360 (maybe_tidy_empty_bb): ... here. Make static. Add new
5361 argument. Update all callers.
5362 (tidy_control_flow): ... and here. Recompute topological order
5363 of basic blocks in region if necessary.
5364 (sel_redirect_edge_and_branch): Change return type. Return true
5365 if topological order might have been invalidated.
5366 (purge_empty_blocks): Export and move from...
5367 * sel-sched.c (purge_empty_blocks): ... here.
5368 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5369 (maybe_tidy_empty_bb): Delete prototype.
5370 (purge_empty_blocks): Declare.
5372 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5374 PR rtl-optimization/42249
5375 * sel-sched.c (try_replace_dest_reg): When chosen register
5376 and original register is the same, do not bail out early, but
5377 still check all original insns for validity of replacing destination
5378 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5381 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5384 Port from no-undefined-overflow branch:
5385 2009-03-09 Richard Guenther <rguenther@suse.de>
5387 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5389 2010-01-14 Richard Guenther <rguenther@suse.de>
5392 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5394 2010-01-14 Ira Rosen <irar@il.ibm.com>
5396 PR tree-optimization/42709
5397 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5398 as scalar type in creation of constant vector operand.
5400 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5403 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5404 (check-parallel-%): Match `testsuite' directory component only
5407 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5409 PR translation/39521
5410 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5413 2010-01-13 Richard Guenther <rguenther@suse.de>
5415 PR tree-optimization/42730
5416 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5419 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5422 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5423 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5426 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5428 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5429 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5430 ___umulsi3_highpart.
5432 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5433 rather than schedule_insns if the pass is enabled.
5435 2010-01-13 Martin Jambor <mjambor@suse.cz>
5437 PR tree-optimization/42704
5438 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5441 2010-01-13 Martin Jambor <mjambor@suse.cz>
5443 PR tree-optimization/42703
5444 * tree-sra.c (analyze_access_subtree): Check that we can build a
5445 reference to the original data within the aggregate.
5447 2010-01-13 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/42705
5450 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5452 2010-01-13 Richard Guenther <rguenther@suse.de>
5455 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5457 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5460 * var-tracking.c (values_to_unmark): New variable.
5461 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5462 values_to_unmark vector. Moved body to...
5463 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5464 instead queue it into values_to_unmark vector.
5465 (vt_find_locations): Free values_to_unmark vector.
5467 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5469 * config/s390/s390.c (override_options): Set
5470 default of max-pending-list-length to 256
5472 2010-01-13 Richard Guenther <rguenther@suse.de>
5475 * tree-pass.h (PROP_gimple_lcx): New.
5476 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5477 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5478 before the final cleanup_eh.
5479 (dump_properties): Dump PROP_gimple_lcx.
5480 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5481 (tree_lower_complex_O0): Remove.
5482 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5483 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5484 tree_lower_complex, schedule TODO_update_ssa.
5485 * lto-streamer-out.c (output_function): Stream the functions
5487 * lto-streamer-in.c (input_function): Likewise.
5488 (lto_read_body): Do not override them here.
5490 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5493 * c-typeck.c (build_c_cast): Fold value cast to union type before
5494 wrapping it in a CONSTRUCTOR.
5496 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5498 PR rtl-optimization/42699
5499 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5502 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5504 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5505 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5506 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5507 SUBTARGET_WARN_UNUSED_SPEC): ... here
5508 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5510 2010-01-12 Julian Brown <julian@codesourcery.com>
5512 * config/arm/neon-schedgen.ml (Utils): Don't try to
5513 open missing module.
5514 (find_with_result): New.
5516 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5519 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5520 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5522 PR tree-optimization/42645
5523 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5524 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5525 decl_map, set processing_debug_stmt to -1 and return name without
5528 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5530 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5531 binutils version, and reword target configuration description.
5533 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5535 * config/avr/avr.h (LINKER_NAME): Remove.
5537 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5540 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5541 that support VSX, warn for -mno-altivec if vsx is not disabled,
5544 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5545 Shujing Zhao <pearly.zhao@oracle.com>
5547 PR translation/42469
5548 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5549 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5550 character between option name and help text.
5551 * c.opt (imultilib): Likewise.
5553 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5555 * lto-streamer-out.c (output_unreferenced_globals): Output static
5558 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5560 PR rtl-optimization/42621
5561 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5562 optimizing for size.
5563 (duplicate_computed_gotos): Remove now-redundant check.
5565 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5568 * configure.ac: Save and restore LDFLAGS and LIBS
5569 * configure: Regenerate.
5571 2010-01-10 Richard Guenther <rguenther@suse.de>
5574 * builtins.c (fold_builtin_strlen): Add type argument and
5575 convert the resulting length to it.
5576 (fold_builtin_1): Adjust.
5578 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5580 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5581 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5583 (num_insns_constant_wide): Adjust for that change.
5585 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5588 * web.c (union_defs): Add used argument, to combine uses of
5590 (entry_register): Adjust type and tests of used argument.
5591 (web_main): Widen used for new use. Pass it to union_defs.
5592 * df.h (union_defs): Adjust prototype.
5594 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5597 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5598 uses in new incoming argument. Free body.
5599 (reset_debug_uses_in_loop): New.
5600 (analyze_insn_to_expand_var): Call the latter if the former found
5601 anything. Fix whitespace. Reject invalid dest overlaps before
5602 going through all insns in the loop.
5604 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5607 * haifa-sched.c (dying_use_p): Debug insns don't count.
5609 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5612 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5613 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5614 (verify_gimple_call): Reject LHS in noreturn calls.
5616 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5620 * tree-vect-loop-manip.c (adjust_info): New type.
5621 (adjust_vec): New pointer to vector.
5622 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5623 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5624 (slpeel_update_phis_for_duplicate_loop): Use them.
5625 (slpeel_update_phi_nodes_for_guard1): Likewise.
5626 (slpeel_update_phi_nodes_for_guard2): Likewise.
5627 (slpeel_tree_peel_loop_to_edge): Likewise.
5628 (vect_update_ivs_after_vectorizer): Likewise.
5630 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5632 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5633 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5635 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5637 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5638 bogus uninitialized warning.
5640 2010-01-09 Richard Guenther <rguenther@suse.de>
5643 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5644 the evolution is compatible with the initial condition.
5646 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5648 * gcc.c (process_command): Update copyright notice dates.
5649 * gcov.c (print_version): Likewise.
5650 * gcov-dump.c (print_version): Likewise.
5651 * mips-tfile.c (main): Likewise.
5652 * mips-tdump.c (main): Likewise.
5654 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5657 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5659 (rotlhi3_8): Delete.
5661 (rotlsi3_8): Delete.
5662 (rotlsi3_16): Delete.
5663 (rotlsi3_24): Delete.
5665 (*rotw<mode>3): New.
5666 (*rotb<mode>3): New.
5667 * config/avr/avr.c (avr_rotate_bytes): New function.
5668 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5670 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5673 * configure.ac: Modify -rdynamic check.
5674 * configure: Regenerate.
5676 2010-01-08 DJ Delorie <dj@redhat.com>
5678 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5679 register popping order.
5681 2010-01-08 Richard Guenther <rguenther@suse.de>
5684 * c.opt (fsigned-char): Also let LTO handle this option.
5685 (funsigned-char): Likewise.
5687 2010-01-07 Richard Guenther <rguenther@suse.de>
5689 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5690 (gimple_op): Likewise.
5691 (gimple_op_ptr): Likewise.
5692 (gimple_assign_set_lhs): Remove gcc_assert.
5693 (gimple_assign_set_rhs1): Likewise.
5694 (gimple_assign_set_rhs2): Likewise.
5695 (gimple_call_set_lhs): Likewise.
5696 (gimple_call_set_fn): Likewise.
5697 (gimple_call_set_fndecl): Likewise.
5698 (gimple_call_fndecl): Likewise.
5699 (gimple_call_return_type): Likewise.
5700 (gimple_call_set_chain): Likewise.
5701 (gimple_call_num_args): Likewise.
5702 (gimple_call_set_arg): Likewise.
5703 (gimple_cond_set_code): Likewise.
5704 (gimple_cond_set_lhs): Likewise.
5705 (gimple_cond_set_rhs): Likewise.
5706 (gimple_cond_set_true_label): Likewise.
5707 (gimple_cond_set_false_label): Likewise.
5708 (gimple_label_set_label): Likewise.
5709 (gimple_goto_set_dest): Likewise.
5710 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5711 (gimple_debug_bind_get_value): Likewise.
5712 (gimple_debug_bind_get_value_ptr): Likewise.
5713 (gimple_debug_bind_set_var): Likewise.
5714 (gimple_debug_bind_set_value): Likewise.
5715 (gimple_debug_bind_reset_value): Likewise.
5716 (gimple_debug_bind_has_value_p): Likewise.
5717 (gimple_return_retval_ptr): Remove gcc_assert.
5718 (gimple_return_retval): Likewise.
5719 (gimple_return_set_retval): Likewise.
5720 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5721 (safe_referenced_var_iterator): Remove.
5722 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5723 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5724 (fill_referenced_var_vec): Remove.
5725 (first_readonly_imm_use): Remove redundant gcc_assert.
5726 (phi_arg_index_from_use): Combine gcc_asserts.
5727 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5728 (first_imm_use_stmt): Remove redundant gcc_assert.
5729 * tree-cfg.c (verify_gimple_call): Verify function and chain
5730 operands. Verify arguments.
5731 (verify_types_in_gimple_stmt): Verify condition code and labels.
5733 2010-01-07 Richard Guenther <rguenther@suse.de>
5735 PR tree-optimization/42641
5736 * sese.c (rename_map_elt_info): Use the SSA name version, do
5739 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5741 PR tree-optimization/42625
5742 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5743 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5745 2010-01-07 Duncan Sands <baldrick@free.fr>
5747 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5749 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5752 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5753 note itself is not function_invariant_p.
5755 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5757 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5758 Do not add the DF_NOTE problem.
5759 * store-motion.c (execute_rtl_store_motion): Likewise.
5761 2010-01-07 Martin Jambor <mjambor@suse.cz>
5763 PR tree-optimization/42157
5764 * tree-sra.c (compare_access_positions): Stabilize sort if both
5765 accesses have integer types, return zero immediately if they are the
5768 2010-01-06 Richard Henderson <rth@redhat.com>
5771 * haifa-sched.c (add_to_note_list): Merge into ...
5772 (concat_note_lists): ... here, and ...
5773 (unlink_other_notes, rm_other_notes): Merge into...
5774 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5775 NOTE_INSN_EPILOGUE_BEG.
5777 2010-01-06 Richard Guenther <rguenther@suse.de>
5779 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5780 not inline regular functions into always-inline functions.
5782 2010-01-06 Nick Clifton <nickc@redhat.com>
5784 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5785 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5787 (OVERRIDE_OPTIONS): Delete.
5788 (OPTIMIZATION_OPTIONS): Define.
5789 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5790 * config/rx/rx.c (rx_handle_option): Issue an error message if
5791 -mcpu=rx200 and -fpu are used together.
5792 (rx_set_optimization_options): New function. Issue an error
5793 message if an optimization attribute attempts to reset the FPU/
5794 math optimization pairing.
5795 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5796 * config/rx/rx.opt: Set the default to 32-bit doubles.
5797 * config/rx/t-rx: Add multilibs for -nofpu option.
5798 * doc/invoke.texi: Update documentation of RX options.
5800 2010-01-06 Richard Guenther <rguenther@suse.de>
5802 * tree-ssa-pre.c (name_to_id): New global.
5803 (alloc_expression_id): Simplify SSA name handling.
5804 (lookup_expression_id): Likewise.
5805 (init_pre): Zero name_to_id.
5806 (fini_pre): Free it.
5808 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5810 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5812 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5815 * config/i386/sse.md (smaxv2di3): New.
5816 (umaxv2di3): Likewise.
5817 (sminv2di3): Likewise.
5818 (uminv2di3): Likewise.
5820 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5823 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5824 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5825 (legitimize_tls_address): Likewise.
5826 (sparc_tls_referenced_p): Likewise.
5827 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5828 and adjust calls to legitimize_pic_address.
5829 (legitimate_constant_p) Use sparc_tls_referenced_p.
5830 (legitimate_pic_operand_p): Likewise.
5831 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5832 (sparc_tls_symbol_ref_1): Delete.
5833 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5834 (legitimize_tls_address): Make static, handle CONST patterns.
5835 (legitimize_pic_address): Make static, remove unused parameter and
5836 adjust recursive calls.
5837 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5838 and adjust call to legitimize_pic_address.
5839 (sparc_output_mi_thunk): Likewise.
5841 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5842 H.J. Lu <hongjiu.lu@intel.com>
5845 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5846 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5847 operands to make them signed.
5850 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5854 GTU to GT for V4SI and V2DI.
5856 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5857 (umin<mode>3): Removed.
5859 (uminv4si3): Likewise.
5861 2010-01-05 Martin Jambor <mjambor@suse.cz>
5863 PR tree-optimization/42462
5864 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5865 current_function_decl to helper functions and macros.
5867 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5870 * flags.h: Don't include real.h.
5871 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5872 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5873 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5874 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5875 * dominance.c: Update copyright.
5876 * gimple.c (walk_gimple_op): Remove inline.
5877 * tree-ssa-reassoc.c: Include real.h.
5878 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5879 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5881 2010-01-05 Nick Clifton <nickc@redhat.com>
5883 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5884 register to push into the stack frame when the accumulator has to
5885 be saved during interrupts.
5887 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5889 * doc/invoke.texi: Remove the documentation about option
5891 * common.opt (Wunreachable-code): Preserved for backward
5893 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5894 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5895 the backward compatibility flag section.
5897 2010-01-05 Richard Guenther <rguenther@suse.de>
5899 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5901 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5904 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5906 PR tree-optimization/42508
5907 * tree-sra.c (convert_callers): Check for recursive call
5908 by comparing cgraph nodes instead of decls.
5909 (modify_function): Call ipa_modify_formal_parameters also
5910 on all same_body aliases.
5912 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5913 cgraph nodes when checking for same_body aliases.
5915 2010-01-05 Richard Guenther <rguenther@suse.de>
5917 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5918 allocation and lookup.
5919 (get_or_alloc_expr_for_constant): Likewise.
5920 (phi_translate): Sink allocation.
5922 2010-01-04 Richard Guenther <rguenther@suse.de>
5924 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5925 a new entry only if needed.
5926 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5927 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5929 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5931 (phi_translate): Handle CONSTANTs early.
5933 2010-01-04 Martin Jambor <mjambor@suse.cz>
5935 PR tree-optimization/42398
5936 * tree-sra.c (struct access): Removed flag grp_different_types.
5937 (dump_access): Do not dump the removed flag.
5938 (sort_and_splice_var_accesses): Do not set the removed flag.
5939 (sra_modify_expr): Check for type compatibility directly.
5941 2010-01-04 Martin Jambor <mjambor@suse.cz>
5943 PR tree-optimization/42366
5944 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5945 edges with variable number of parameters.
5946 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5947 flag instead of asserting it.
5948 (ipa_read_node_info): Read uses_analysis_done flag.
5950 2010-01-04 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5953 iterative_hash_* as intended.
5954 (vn_reference_compute_hash): Likewise. Simplify hashing
5956 (vn_reference_lookup_2): Likewise.
5957 (vn_nary_op_compute_hash): Likewise.
5958 (vn_phi_compute_hash): Likewise.
5959 (expressions_equal_p): Remove strange code.
5960 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5961 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5962 (bitmap_insert_into_set_1): Take value-id as parameter.
5963 (add_to_value): Pass it.
5964 (bitmap_insert_into_set): Likewise.
5965 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5967 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5970 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5971 (do_self_spec): For switches with SWITCH_IGNORE set set also
5972 SWITCH_IGNORE_PERMANENTLY.
5973 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5976 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5978 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5979 tree of an unreferenced global var.
5981 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5984 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5985 GTU to GT for V4SI and V2DI.
5987 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5988 (umin<mode>3): Removed.
5990 (uminv4si3): Likewise.
5992 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5995 * collect2.c (main): Turn on trace in collect2 if -v is passed
5998 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6000 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6001 description of expression operand.
6003 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6005 * configure.ac: Add install-html to target_list for Make-hooks.
6006 * configure: Regenerate.
6007 * fortran/Make-lang.in (F95_HTMLFILES): New.
6008 (fortran.html): Use it.
6009 (fortran.install-html): New.
6010 * Makefile.in (install-html): Add lang.install-html.
6011 * java/Make-lang.in (JAVA_HTMLFILES): New.
6012 (java.html): Use it.
6013 (java.install-html): New.
6014 * objc/Make-lang.in (objc.install-html): New.
6015 * objcp/Make-lang.in (obj-c++.install-html): New.
6016 * cp/Make-lang.in (c++.install-html): New.
6017 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6018 * lto/Make-lang.in (lto.install-html): New.
6020 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6023 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6025 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6027 PR rtl-optimization/41862
6028 * store-motion.c (store_killed_in_insn, compute_store_table,
6029 remove_reachable_equiv_notes, replace_store_insn,
6030 build_store_vectors): Ignore all DEBUG_INSNs.
6032 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6035 * common.opt: Add dumpdir.
6037 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6039 (option_map): Add --dumpdir.
6041 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6043 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6045 * opts.c (decode_options): Try dump_dir_name first if
6046 dump_base_name isn't an absolute path.
6047 (common_handle_option): Handle OPT_dumpdir.
6049 * toplev.c (dump_dir_name): New.
6050 (print_switch_values): Also ignore -dumpdir.
6052 * toplev.h (dump_dir_name): New.
6054 2010-01-03 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/42589
6057 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6058 double-word expansion of bswap32.
6060 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6062 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6063 with BLOCK_FOR_INSN.
6064 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6065 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6066 noce_process_if_block): Likewise.
6067 * gcse.c (compute_local_properties, insert_expr_in_table,
6068 insert_set_in_table, canon_list_insert, find_avail_set,
6069 pre_insert_copy_insn): Likewise.
6071 * basic-block.h (BLOCK_NUM): Move from here...
6072 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6074 2010-01-03 Richard Guenther <rguenther@suse.de>
6076 PR tree-optimization/42438
6077 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6078 contains_may_not_return_call flag.
6079 (BB_MAY_NOTRETURN): New.
6080 (valid_in_sets): Trapping nary operations are not valid
6081 in blocks that may not return.
6082 (insert_into_preds_of_block): Remove check for trapping expressions.
6083 (compute_avail): Compute also BB_MAY_NOTRETURN.
6085 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6087 * doc/invoke.texi: Add 2010 to copyright years.
6089 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6091 * config/sparc/sparc.c: Fix formatting nits.
6093 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6094 Alexander Monakov <amonakov@ispras.ru>
6096 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6098 2010-01-02 Richard Guenther <rguenther@suse.de>
6101 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6102 (simplify_switch_using_ranges): Mark to be removed edges
6105 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6107 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6109 * collect2.c (scan_libraries): Add missing argument in call to
6112 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6115 * config/alpha/predicates.md (aligned_memory_operand): Return false
6117 (unaligned_memory_operand): Return true for CQImode.
6118 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6119 doesn not cross aligned SImode word boundary.
6121 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6123 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6125 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6126 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6128 2010-01-02 Richard Guenther <rguenther@suse.de>
6131 * toplev.c (compile_file): Emit LTO marker properly. Change
6133 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6135 2010-01-01 Richard Guenther <rguenther@suse.de>
6138 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6140 2010-01-01 Richard Guenther <rguenther@suse.de>
6143 * c-decl.c (grokdeclarator): For zero-size arrays force
6144 structural equality checks as layout_type does.
6146 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6148 * builtins.c: Update copyright to 2010.
6150 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6153 * lto-streamer-out.c (produce_asm): Revert the last change.
6154 (copy_function): Likewise.
6156 * lto-streamer.c (lto_get_section_name): Skip any leading
6159 2010-01-01 Richard Guenther <rguenther@suse.de>
6162 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6166 Copyright (C) 2010 Free Software Foundation, Inc.
6168 Copying and distribution of this file, with or without modification,
6169 are permitted in any medium without royalty provided the copyright
6170 notice and this notice are preserved.