1 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4 used insn_type variable.
5 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
6 to avoid set-but-not-used warning.
8 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
10 * df-core.c (df_ref_debug): Change format string placeholder
12 * dwarf2asm.c (dw2_asm_output_data_raw,
13 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
14 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
15 * dwarf2out.c (output_cfi, output_cfi_directive,
16 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
17 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
19 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
20 * print-rtl.c (print_rtx): Ditto.
22 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25 * builtins.c (expand_builtin_pow_root): New function to expand pow
26 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
27 series of sqrt and cbrt calls under -ffast-math.
28 (expand_builtin_pow): Call it.
30 2010-04-14 Michael Matz <matz@suse.de>
32 PR tree-optimization/42963
33 * tree-cfg.c (touched_switch_bbs): New static variable.
34 (group_case_labels_stmt): New function broken out from ...
35 (group_case_labels): ... here, use the above.
36 (start_recording_case_labels): Allocate touched_switch_bbs.
37 (end_recording_case_labels): Deallocate it, call
38 group_case_labels_stmt.
39 (gimple_redirect_edge_and_branch): Remember index of affected BB.
41 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
46 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
48 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
50 2010-04-13 Jan Hubicka <jh@suse.cz>
52 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
53 of optimized out static functions.
54 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
55 cost computation. Also sanity check for overflows.
56 (update_caller_keys): Update cgraph_edge_badness call; properly
57 update fibheap and sanity check that it is up to date.
58 (add_new_edges_to_heap): Update cgraph_edge_badness.
59 (cgraph_decide_inlining_of_small_function): Likewise;
60 add sanity checking that badness in heap is up to date;
61 improve dumping of reason; Update badness of calls to the
62 offline copy of function currently inlined; dump badness
63 of functions not inlined because of unit growth limits.
65 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
68 * c-common.c (pointer_int_sum): Disregard overflow that occured only
69 because of sign-extension change when converting to sizetype here...
70 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
72 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
73 the folding to constants. Remove redundant final conversion.
74 (fold_binary) <associate>: Do not associate if the re-association of
75 constants alone overflows.
76 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
77 to the end of the list.
78 (multiple_of_p) <COND_EXPR>: New case.
80 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
82 * opt-functions.awk (opt_sanitized_name): New.
84 * optc-gen.awk: Use it
85 * opth-gen.awk: Use it.
87 2010-04-13 Martin Jambor <mjambor@suse.cz>
89 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
90 (sra_modify_assign): Delete stmts loading dead data even if racc has no
91 children. Call replace_uses_with_default_def_ssa_name to handle
94 2010-04-13 Michael Matz <matz@suse.de>
97 * builtins.c (expand_builtin_interclass_mathfn): Also create
98 a register if the predicate doesn't match.
100 2010-04-13 Diego Novillo <dnovillo@google.com>
102 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
103 * c-pch.c: Include timevar.h.
104 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
105 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
106 * ggc-common.c: Include timevar.h.
107 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
108 * timevar.def (TV_PCH_SAVE): Define.
109 (TV_PCH_CPP_SAVE): Define.
110 (TV_PCH_PTR_REALLOC): Define.
111 (TV_PCH_PTR_SORT): Define.
112 (TV_PCH_RESTORE): Define.
113 (TV_PCH_CPP_RESTORE): Define.
115 2010-04-13 Michael Matz <matz@suse.de>
117 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
119 (can_reassociate_p): New function.
120 (break_up_subtract_bb, reassociate_bb): Use it.
122 2010-04-13 Richard Guenther <rguenther@suse.de>
125 * builtins.c (c_readstr): Fix assert.
127 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
130 when generating cltd insn.
132 (*ashl<mode>3_1): Remove special handling for register operand 2.
133 (*ashlsi3_1_zext): Ditto.
135 (*ashlhi3_1_lea): Ditto.
137 (*ashlqi3_1_lea): Ditto.
138 (*<shiftrt_insn><mode>3_1): Ditto.
139 (*<shiftrt_insn>si3_1_zext): Ditto.
140 (*<shiftrt_insn>qi3_1_slp): Ditto.
141 (*<rotate_insn><mode>3_1): Ditto.
142 (*<rotate_insn>si3_1_zext): Ditto.
143 (*<rotate_insn>qi3_1_slp): Ditto.
145 2010-04-13 Richard Guenther <rguenther@suse.de>
147 * tree-ssa-structalias.c (callused_id): Remove.
148 (call_stmt_vars): New.
149 (get_call_vi): Likewise.
150 (lookup_call_use_vi): Likewise.
151 (lookup_call_clobber_vi): Likewise.
152 (get_call_use_vi): Likewise.
153 (get_call_clobber_vi): Likewise.
154 (make_transitive_closure_constraints): Likewise.
155 (handle_const_call): Adjust to do per-call call-used handling.
156 (handle_pure_call): Likewise.
157 (find_what_var_points_to): Remove general callused handling.
158 (init_base_vars): Likewise.
159 (init_alias_vars): Initialize call_stmt_vars.
160 (compute_points_to_sets): Process call-used and call-clobbered
161 vars for call statements.
162 (delete_points_to_sets): Free call_stmt_vars.
164 2010-04-13 Richard Guenther <rguenther@suse.de>
166 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
167 Only add RW dependence for dependence distance zero.
168 Adjust maximal vectorization factor according to dependences.
169 Move alignment handling ...
170 (vect_find_same_alignment_drs): ... here. New function.
171 (vect_analyze_data_ref_dependences): Adjust.
172 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
173 (vect_analyze_data_refs): Adjust minimal vectorization factor
174 according to data references.
175 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
176 dependences before determining the vectorization factor.
177 Analyze alignment after determining the vectorization factor.
178 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
179 dependences before alignment.
180 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
182 (vect_analyze_data_refs): Likewise.
183 (MAX_VECTORIZATION_FACTOR): New define.
185 2010-04-13 Duncan Sands <baldrick@free.fr>
187 * except.h (lang_eh_type_covers): Remove.
188 * except.c (lang_eh_type_covers): Likewise.
190 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
191 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
193 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
194 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
195 UNITS_PER_LONG where it is ABI relevant.
196 (s390_return_addr_rtx): Likewise.
197 (s390_back_chain_rtx): Likewise.
198 (s390_frame_area): Likewise.
199 (s390_frame_info): Likewise.
200 (s390_initial_elimination_offset): Likewise.
201 (save_gprs): Likewise.
202 (s390_emit_prologue): Likewise.
203 (s390_emit_epilogue): Likewise.
204 (s390_function_arg_advance): Likewise.
205 (s390_function_arg): Likewise.
206 (s390_va_start): Likewise.
207 (s390_gimplify_va_arg): Likewise.
208 (s390_function_profiler): Likewise.
209 (s390_optimize_prologue): Likewise.
210 (s390_rtx_costs): Likewise.
211 (s390_secondary_reload): Likewise.
212 (s390_promote_function_mode): Likewise.
213 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
214 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
216 (s390_unwind_word_mode): New function.
217 (s390_function_value): Split 64 bit values into register pair if
218 used as return value.
219 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
220 function call parameters. Handle parallels.
221 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
222 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
223 (DWARF_CIE_DATA_ALIGNMENT): New macro.
224 (s390_expand_setmem): Remove unused variable src_addr.
225 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
226 deal with 64 bit registers.
227 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
228 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
229 (UNITS_PER_LONG): New macro.
230 * libjava/include/s390-signal.h: Define extended ucontext
231 structure containing the upper halfs of the 64 bit registers.
233 2010-04-13 Simon Baldwin <simonb@google.com>
235 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
237 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
239 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
240 rvalue on the RHS if the LHS is of a non-renamable type.
241 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
243 2010-04-13 Matthias Klose <doko@ubuntu.com>
245 * gcc.c (cc1_options): Handle -iplugindir before processing
246 the cc1 spec. Only add -iplugindir once.
247 (cpp_unique_options): Add -iplugindir option if -fplugin* options
249 * common.opt (iplugindir): Remove `Separate' property, initialize.
250 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
252 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
253 (distclean): Remove plugin dir.
254 * doc/invoke.texi: Document -iplugindir.
256 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
258 * doc/plugins.texi (Loading Plugins): Document short
260 (Plugin API): Mention default_plugin_dir_name function.
262 * gcc.c (find_file_spec_function): Add new declaration.
263 (static_spec_func): Use it for "find-file".
264 (find_file_spec_function): Add new function.
265 (cc1_options): Add -iplugindir option if -fplugin* options found.
267 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
269 * plugin.c (add_new_plugin): Updated comment, and handle short
271 (default_plugin_dir_name): Added new function.
273 * common.opt (iplugindir): New option to set the plugin directory.
275 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
277 * config/i386/i386.md (any_rotate): New code iterator.
278 (rotate_insn): New code attribute.
280 (SWIM124): New mode iterator.
281 (<rotate_insn>ti3): New expander.
282 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
283 any_rotate code iterator.
284 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
285 using any_rotate code iterator and SWIM124 mode iterator.
286 (ix86_rotlti3): New insn_and_split pattern.
287 (ix86_rotrti3): Ditto.
288 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
289 ix86_rotl{di,ti}3 patterns.
290 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
291 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
292 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
293 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
294 code iterator and SWI mode iterator.
295 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
296 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
298 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
299 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
300 (bswap rotatert splitter): Add splitter.
301 (bswap splitter): Macroize splitter using any_rotate code iterator.
302 Add insn predicate to split only for TARGET_USE_XCHGB or when
303 optimizing function for size.
305 2010-04-12 Steve Ellcey <sje@cup.hp.com>
307 * config/pa/pa.c (emit_move_sequence): Remove use of
308 deleted variable flag_argument_noalias.
310 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
312 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
314 Add to unsupported targets list.
315 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
316 sparc*-sun-solaris2.[567]* from target lists.
317 * configure: Regenerate.
318 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
320 Remove Solaris 7 patch references.
321 (Specific, sparc-sun-solaris2.7): Removed.
322 (sparc-sun-solaris2*): Update Solaris 7 example.
323 (sparc64-*-solaris2*): Likewise.
325 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
327 * config.build (alpha*-dec-osf4*): Remove.
328 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
329 of obsolete configurations.
330 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
332 * config/alpha/t-osf4: Renamed to ...
333 * config/alpha/t-osf5: ... this.
334 * config/alpha/osf.h: Renamed to ...
335 * config/alpha/osf5.h: ... this.
336 Merged old osf5.h contents.
338 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
339 (EXTRA_SPECS): Removed.
340 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
341 reflect removal of Tru64 UNIX V4.0/V5.0 support.
344 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
346 * doc/contrib.texi (Contributors, Rainer Orth): Update.
348 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
351 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
352 __thiscall convention.
354 2010-04-12 Steve Ellcey <sje@cup.hp.com>
356 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
358 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
360 2010-04-12 Steve Ellcey <sje@cup.hp.com>
362 * function.c (assign_parms_initialize_all): Add unused attribute
365 2010-04-12 Richard Guenther <rguenther@suse.de>
367 * gsstruct.def (GSS_CALL): New.
368 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
369 * gimple.h: Include tree-ssa-alias.h.
370 (struct gimple_statement_call): New.
371 (union gimple_statement_struct_d): Add gimple_call member.
372 (gimple_call_reset_alias_info): Declare.
373 (gimple_call_use_set): New function.
374 (gimple_call_clobber_set): Likewise.
375 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
376 * gimple.c (gimple_call_reset_alias_info): New function.
377 (gimple_build_call_1): Call it.
378 * lto-streamer-in.c (input_gimple_stmt): Likewise.
379 * tree-inline.c (remap_gimple_stmt): Likewise.
380 (expand_call_inline): Remove callused handling.
381 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
382 * tree-dfa.c (dump_variable): Likewise.
383 * tree-parloops.c (parallelize_loops): Likewise.
384 * tree-ssa.c (init_tree_ssa): Likewise.
385 (delete_tree_ssa): Likewise.
386 * tree-flow-inline.h (is_call_used): Remove.
387 * tree-flow.h (struct gimple_df): Remove callused member.
388 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
389 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
390 (ref_maybe_used_by_call_p_1): Simplify.
391 (call_may_clobber_ref_p_1): Likewise.
392 * tree-ssa-structalias.c (compute_points_to_sets): Set
393 the call stmt used and clobbered sets.
394 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
395 (find_tail_calls): Verify the tail call.
397 2010-04-12 Richard Guenther <rguenther@suse.de>
399 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
400 single-iteration always-inline inlining.
401 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
402 (cgraph_decide_inlining): Do not handle always-inline specially.
403 (try_inline): Remove always-inline cycle detection special case.
404 Do not recurse on always-inlines.
405 (cgraph_early_inlining): Do not iterate if not optimizing.
406 (cgraph_gate_early_inlining): remove.
407 (pass_early_inline): Run unconditionally.
408 (gate_cgraph_decide_inlining): New function.
409 (pass_ipa_inline): Use it. Do not run the IPA inliner if
410 not inlining or optimizing.
411 (cgraph_decide_inlining_of_small_functions): Also consider
412 always-inline functions.
413 (cgraph_default_inline_p): Return true for nodes which should
414 disregard inline limits.
415 (estimate_function_body_sizes): Assume zero size and time for
416 nodes which are marked as disregarding inline limits.
417 (cgraph_decide_recursive_inlining): Do not perform recursive
418 inlining on always-inline nodes.
420 2010-04-12 Jakub Jelinek <jakub@redhat.com>
423 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
424 for exprs satisfying handled_component_p.
426 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
428 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
429 non-constant aggregate elements.
431 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
432 is a real initialization.
434 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
437 * c-decl.c (start_function): Move forward check for nested function.
439 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
441 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
442 * config/sh/sh.c: Include reload.h.
443 (sh_legitimize_reload_address): New.
444 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
445 sh_legitimize_reload_address.
447 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
449 * config/sh/sh.md (*movqi_pop): New insn pattern.
450 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
452 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
454 * config/i386/i386.md (any_shiftrt): New code iterator.
455 (shiftrt_insn): New code attribute.
457 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
458 using any_shiftrt code iterator.
459 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
460 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
461 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
462 pattern from corresponding peephole2 patterns.
463 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
464 using any_shiftrt code iterator.
465 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
466 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
467 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
468 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
469 *{ashr,lshr}<mode>3_cmp_zext.
470 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
472 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
476 (*lshr<mode>3_cconly): Ditto.
478 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
480 * config/i386/i386.md (lshr<mode>3): Macroize expander from
481 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
482 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
483 pattern from *lshr{di,ti}3_1 and corresponding splitters using
485 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
486 from corresponding peephole2 patterns.
487 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
488 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
489 and *lshrdi3_1_rex64 using SWI mode iterator.
490 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
491 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
492 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
493 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
494 and *lshrdi3_cmp_rex64 using SWI mode iterator.
495 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
496 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
497 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
498 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
501 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/i386.md (ashr<mode>3): Macroize expander from
504 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
505 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
506 pattern from *ashr{di,ti}3_1 and corresponding splitters using
508 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
509 from corresponding peephole2 patterns.
510 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
511 (ashrsi3_cvt): Rename from ashrsi3_31.
512 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
513 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
514 and x86_64_shift_adj_3 using SWI48 mode iterator.
515 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
516 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
517 and *ashrdi3_1_rex64 using SWI mode iterator.
518 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
519 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
520 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
521 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
522 and *ashrdi3_cmp_rex64 using SWI mode iterator.
523 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
524 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
525 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
526 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
528 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
529 * config/i386/i386.c (ix86_split_ashr): Update for renamed
530 x86_shift<mode>_adj_3 expanders.
532 2010-04-10 Wei Guozhi <carrot@google.com>
535 * config/arm/arm.c (arm_pic_static_addr): New function.
536 (legitimize_pic_address): Call arm_pic_static_addr when it detects
538 (arm_output_addr_const_extra): Output expression for new pattern.
539 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
541 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
543 * ira-costs.c (record_reg_classes): Ignore alternatives that are
546 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
547 * web.c: Include "insn-config.h" and "recog.h".
548 (union_match_dups): New function.
550 (union_defs): Don't try to recognize match_dups.
552 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
553 if doing so would replace the entire pattern.
555 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
560 and splitter pattern. Change splitter operand 1 predicate to
563 2010-04-09 Martin Jambor <mjambor@suse.cz>
565 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
566 lattices are addresses of CONST_DECLs with the same initial value.
567 (ipcp_print_all_lattices): Print values of CONST_DECLs.
568 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
570 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
571 Bernd Schmidt <bernd.schmidt@codesourcery.com>
573 * loop-invariant.c (replace_uses): New static function.
574 (move_invariant_reg): Use it to ensure we can replace the uses.
576 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
578 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
580 (picochip_override_options): Enable section anchors only above -O1.
581 (picochip_reorg): Fixed a couple of build warnings.
583 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
585 * configure.ac (plugin -rdynamic test): Log result.
586 * configure: Regenerate.
587 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
588 (RDYNAMIC_SPEC): Define.
589 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
591 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
593 * configure.ac: Determine Sun ld version numbers.
594 (comdat_group): Restrict GNU ld version checks to gld.
595 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
596 (enable_comdat): Support --enable-comdat.
597 * configure: Regenerate.
598 * doc/install.texi (Configuration): Document --enable-comdat.
600 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
602 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
603 * config/sol2-gld.h: ... here.
604 * config.gcc (sparc*-*-solaris2*): Reflect this.
605 (i[34567]86-*-solaris2*): Use it.
607 2010-04-09 Steve Ellcey <sje@cup.hp.com>
609 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
611 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
613 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
616 * diagnostic.c (diagnostic_initialize): Initialize
617 some_warnings_are_errors.
618 (diagnostic_finish): New.
619 (diagnostic_action_after_output): Call it before exiting.
620 (diagnostic_report_diagnostic): Do not print message here. Set
621 some_warnings_are_errors.
622 * diagnostic.h (diagnostic_context): Delete
623 issue_warnings_are_errors_message. Add some_warnings_are_errors.
624 (diagnostic_finish): Declare.
625 * toplev.c (toplev_main): Call it before exit.
627 2010-04-09 Jason Merrill <jason@redhat.com>
630 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
634 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
635 based on a warning flag.
637 2010-04-09 Richard Guenther <rguenther@suse.de>
639 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
641 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
644 * varasm.c (default_assemble_visibility): Wrap vars that are
645 set, but unused, by targets without GAS.
646 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
647 Remove set, but unused, vars.
648 (rs6000_legitimize_tls_address): Likewise.
649 (altivec_expand_dst_builtin): Likewise.
650 * config/darwin.c (machopic_classify_symbol): Likewise.
651 (machopic_indirection_name): Likewise.
653 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
655 * config/i386/i386.md (DWI): New mode iterator.
656 (S): New mode attribute.
657 (shift_operand): Ditto.
658 (shift_immediate_operand): Ditto.
659 (ashl_input_operand): Ditto.
660 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
661 using SDWIM mode iterator.
662 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
663 pattern from *ashl{di,ti}3_1 and corresponding splitters using
665 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
666 from corresponding peephole2 patterns.
667 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
668 and x86_64_shift_adj_1 using SWI48 mode iterator.
669 (x86_shift<mode>_adj_2): Ditto.
670 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
671 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
672 using SWI48 mode iterator.
673 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
674 *ashldi3_cmp_rex64 using SWI mode iterator.
675 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
676 *ashldi3_cconly_rex64 using SWI mode iterator.
677 * config/i386/i386.c (ix86_split_ashl): Update for renamed
678 x86_shift<mode>_adj_{1,2}.
679 (ix86_split_ashr): Ditto.
680 (ix86_split_lshr): Ditto.
682 2010-04-09 Richard Guenther <rguenther@suse.de>
684 * target.h (builtin_conversion): Pass in input and output types.
685 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
686 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
687 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
688 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
690 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
692 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
694 2010-04-09 Richard Guenther <rguenther@suse.de>
697 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
699 2010-04-09 Richard Guenther <rguenther@suse.de>
701 * tree-vectorizer.h (struct _stmt_vec_info): Document
702 that vectype is the type of the LHS.
703 (supportable_widening_operation, supportable_narrowing_operation):
704 Get both input and output vector types as arguments.
705 (vect_is_simple_use_1): Declare.
706 (get_same_sized_vectype): Likewise.
707 * tree-vect-loop.c (vect_determine_vectorization_factor):
708 Set STMT_VINFO_VECTYPE to the vector type of the def.
709 (vectorizable_reduction): Adjust.
710 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
711 Adjust. Specify the output vector type.
712 (vect_pattern_recog_1): Adjust.
713 * tree-vect-stmts.c (get_same_sized_vectype): New function.
714 (vectorizable_call): Adjust.
715 (vectorizable_conversion): Likewise.
716 (vectorizable_operation): Likewise.
717 (vectorizable_type_demotion): Likewise.
718 (vectorizable_type_promotion): Likewise.
719 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
721 (vect_is_simple_use_1): New function.
722 (supportable_widening_operation): Get both input and output
724 (supportable_narrowing_operation): Likewise.
725 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
727 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
729 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
730 __thiscall and _thiscall as predefined macros.
731 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
732 thiscall attribute handling.
733 (ix86_comp_type_attributes): Likewise.
734 (ix86_function_regparm): Likewise.
735 (ix86_return_pops_args): Likewise.
736 (init_cumulative_args): Likewise.
737 (find_drap_reg): Likewise.
738 (ix86_static_chain): Likewise.
739 (x86_this_parameter): Likewise.
740 (x86_output_mi_thunk): Likewise.
741 (ix86_attribute_table): Add description for thiscall attribute.
742 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
743 * doc/extend.texi: Add documentation for thiscall.
745 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
748 * c.opt (Wint-to-pointer-cast): Available in C++.
749 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
751 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
753 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
754 * calls.c (expand_call): Pass the function type to aggregate_value_p.
755 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
756 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
757 function type instead. Reorder and simplify checks.
759 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
761 2010-04-08 Jing Yu <jingyu@google.com>
762 Zdenek Dvorak <ook@ucw.cz>
764 PR tree-optimization/42720
765 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
766 loop unswitch conditions here from ...
767 (tree_unswitch_single_loop): ... here.
769 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
771 * tree-if-conv.c: Fix comments and simplify logic.
773 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
775 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
776 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
777 (main_tree_if_conversion): Update call to tree_if_conversion.
779 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
782 * doc/invoke.texi (-b,-V): Delete.
783 * doc/tm.texi: Do not mention -b.
784 * gcc.c (display_help): Delete -b and -V.
785 (process_command): Delete -b and -V.
786 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
788 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
789 Wolfgang Gellerich <gellerich@de.ibm.com>
791 Implement target hook for loop unrolling
792 * target.h (loop_unroll_adjust): Add a new target hook function.
793 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
794 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
795 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
796 (s390_loop_unroll_adjust): Implement the new target hook for s390.
797 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
799 (decide_unroll_stupid): Likewise.
801 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
804 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
806 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
808 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
809 (Specific, *-*-solaris2*): Likewise.
810 Don't prefer Sun as over GNU as.
812 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
814 * config/s390/s390.c (override_options): Adjust the z10
815 defaults for max-unroll-times, max-completely-peeled-insns
816 and max-completely-peel-times.
818 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
820 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
821 instructions for z10.
822 (s390_expand_setmem): Likewise.
823 (s390_expand_cmpmem): Likewise.
825 2010-04-08 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/43679
828 * tree-ssa-pre.c (eliminate): Only propagate copies.
830 2010-04-08 Jakub Jelinek <jakub@redhat.com>
833 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
834 set but not used variable warning.
836 2010-04-08 Wei Guozhi <carrot@google.com>
839 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
840 (arm_size_rtx_costs): Call the new function when optimized for size.
842 2010-04-08 Jakub Jelinek <jakub@redhat.com>
845 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
846 op0 is not a MEM, just return NULL instead of assertion
848 (discover_nonconstant_array_refs): Don't walk debug stmts.
850 2010-04-08 Doug Kwan <dougkwan@google.com>
852 * configure.ac: Recognize gold and do not use its version number
854 * configure: Regenerate.
856 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
859 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
860 (negate_value): Move code to push elements to broken_up_substracts ...
861 (eliminate_plus_minus_pair): ... here. Push operands that have no
862 negative pair to plus_negates.
863 (repropagate_negates, init_reassoc, fini_reassoc): Update.
865 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
867 * doc/install.texi (Configuration): Move description of
868 --enable-lto, --with-libelf*, --enable-gold from Java section to
871 * doc/generic.texi (Working with declarations)
872 (Function Properties, C and C++ Trees): Fix typos.
873 * doc/sourcebuild.texi (Top Level): Likewise.
875 2010-04-07 Jakub Jelinek <jakub@redhat.com>
878 * tree.h (DECL_READ_P): Define.
879 (struct tree_decl_common): Add decl_read_flag.
880 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
881 a set but not used warning.
882 (merge_decls): Merge DECL_READ_P flag.
883 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
884 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
885 * c-common.c (handle_used_attribute, handle_unused_attribute):
887 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
889 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
891 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
892 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
893 c_parser_binary_expression, c_parser_cast_expression,
894 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
895 Call default_function_array_read_conversion instead of
896 default_function_array_conversion where needed.
897 (c_parser_unary_expression, c_parser_conditional_expression,
898 c_parser_postfix_expression_after_primary, c_parser_initelt):
899 Likewise. Call mark_exp_read where needed.
900 (c_parser_statement_after_labels, c_parser_asm_operands,
901 c_parser_typeof_specifier, c_parser_sizeof_expression,
902 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
904 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
906 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
907 (warn_unused_but_set_parameter): Default to warn_unused
909 * doc/invoke.texi: Document -Wunused-but-set-variable and
910 -Wunused-but-set-parameter.
912 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
914 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
915 when operandN variables aren't used in the body of the expander
917 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
918 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
919 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
920 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
921 FOR_EACH_IMM_USE_ON_STMT): Likewise.
922 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
923 * tree.c (PROCESS_ARG): Likewise.
925 2010-04-07 Simon Baldwin <simonb@google.com>
927 * diagnostic.h (diagnostic_override_option_index): New macro to
928 set a diagnostic's option_index.
929 * c-tree.h (c_cpp_error): Add warning reason argument.
930 * opts.c (_warning_as_error_callback): New.
931 (register_warning_as_error_callback): Store callback for
932 warnings enabled via enable_warning_as_error.
933 (enable_warning_as_error): Call callback, minor code tidy.
934 * opts.h (register_warning_as_error_callback): Declare.
935 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
936 response to -Werror=.
937 (c_common_init_options): Register warning_as_error_callback in opts.c.
938 * common.opt: Add -Wno-cpp option.
939 * c-common.c (struct reason_option_codes_t): Map cpp warning
940 reason codes to gcc option indexes.
941 * (c_option_controlling_cpp_error): New function, lookup the gcc
942 option index for a cpp warning reason code.
943 * (c_cpp_error): Add warning reason argument, call
944 c_option_controlling_cpp_error for diagnostic_override_option_index.
945 * doc/invoke.texi: Document -Wno-cpp.
947 2010-04-07 Richard Guenther <rguenther@suse.de>
949 * ipa-reference.c (mark_load): Use get_base_address.
950 (mark_store): Likewise.
952 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
953 inserting GIMPLE_NOPs into the IL.
954 * tree-ssa-structalias.c (get_constraint_for_component_ref):
955 Explicitly strip handled components and indirect references.
957 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
958 folding address expressions.
959 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
960 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
961 operand_equal_p to compare decls.
962 (ptr_deref_may_alias_decl_p): Likewise.
963 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
964 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
965 Handle reversed comparison ops.
966 * tree-sra.c (asm_visit_addr): Use get_base_address.
967 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
968 * ipa-reference.c (mark_address): Use get_base_address.
970 2010-04-07 Richard Guenther <rguenther@suse.de>
972 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
973 Propagate constants everywhere.
975 2010-04-07 Jakub Jelinek <jakub@redhat.com>
978 * tree.c (MAX_INT_CACHED_PREC): Define.
979 (nonstandard_integer_type_cache): New array.
980 (build_nonstandard_integer_type): Cache results for precision
981 <= MAX_INT_CACHED_PREC.
983 2010-04-07 Richard Guenther <rguenther@suse.de>
985 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
986 -fargument-noalias-global, -fargument-noalias-anything): Remove.
987 * common.opt: Likewise.
988 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
989 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
990 (nonoverlapping_memrefs_p): Likewise.
991 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
992 * opts.c (common_handle_option): Handle OPT_fargument_alias,
993 OPT_fargument_noalias, OPT_fargument_noalias_anything and
994 OPT_fargument_noalias_global for backward compatibility.
996 2010-04-07 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/43270
999 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1000 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1001 * tree-ssa-pre.c (phi_translate_1): Adjust.
1002 (fully_constant_expression): Split out vn_reference handling to ...
1003 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1004 Fold reads from constant strings.
1005 (vn_reference_lookup): Handle fully constant references.
1006 (vn_reference_lookup_pieces): Likewise.
1007 * Makefile.in (expmed.o-warn): Add -Wno-error.
1009 2010-04-07 Martin Jambor <mjambor@suse.cz>
1011 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1013 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1016 * gcc.c: Add -static-libstdc++ to list of recognized options.
1018 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1020 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1022 2010-04-07 Richard Guenther <rguenther@suse.de>
1025 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1026 bases build simple mem attributes to retain points-to information.
1028 2010-04-07 Richard Guenther <rguenther@suse.de>
1031 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1032 preserve points-to related information.
1034 2010-04-07 Richard Guenther <rguenther@suse.de>
1037 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1038 discard plain indirect references.
1039 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1040 * tree.c (tree_nop_conversion): Likewise.
1042 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1045 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1047 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1049 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1050 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1052 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1054 * tree-if-conv.c: Fix indentation and comments.
1056 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1058 * tree-if-conv.c: Sort static functions in topological order.
1060 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1062 * tree-if-conv.c: Fix indentation and comments.
1064 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1067 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1068 lang_hooks.types.type_for_size instead of
1069 build_nonstandard_integer_type.
1070 When converting an unsigned type to signed, double its precision.
1071 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1072 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1073 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1076 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1079 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1080 POINTER_PLUS_EXPR for pointer types.
1082 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1085 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1086 * graphite-clast-to-gimple.c: Include langhooks.h.
1087 (max_signed_precision_type): New.
1088 (max_precision_type): Takes two types as arguments.
1089 (precision_for_value): New.
1090 (precision_for_interval): New.
1091 (gcc_type_for_interval): New.
1092 (gcc_type_for_value): New.
1093 (gcc_type_for_clast_term): New.
1094 (gcc_type_for_clast_red): New.
1095 (gcc_type_for_clast_bin): New.
1096 (gcc_type_for_clast_expr): Split up into several functions.
1097 (gcc_type_for_clast_eq): Rewritten.
1098 (compute_bounds_for_level): New.
1099 (compute_type_for_level_1): New.
1100 (compute_type_for_level): New.
1101 (gcc_type_for_cloog_iv): Removed.
1102 (gcc_type_for_iv_of_clast_loop): Rewritten.
1103 (graphite_create_new_loop): Compute the lower and upper bound types
1104 with gcc_type_for_clast_expr.
1105 (graphite_create_new_loop_guard): Same.
1106 (find_cloog_iv_in_expr): Removed.
1107 (compute_cloog_iv_types_1): Removed.
1108 (compute_cloog_iv_types): Removed.
1109 (gloog): Do not call compute_cloog_iv_types.
1110 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1112 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1113 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1114 (GBB_CLOOG_IV_TYPES): Removed.
1116 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1118 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1119 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1120 (detect_commutative_reduction): Same.
1122 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1124 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1125 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1127 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1128 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1129 (rewrite_commutative_reductions_out_of_ssa): Same.
1130 * passes.c (execute_function_todo): Call verify_ssa for every pass
1131 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1132 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1133 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1134 with an extra argument.
1135 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1136 verify_ssa only when the extra argument is true.
1137 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1138 with an extra argument.
1139 (tree_transform_and_unroll_loop): Same.
1141 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1143 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1144 for all the passes of the LNO having LOOP_CLOSED_SSA.
1145 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1146 * tree-loop-distribution.c (pass_loop_distribution): Same.
1147 * tree-pass.h (TODO_verify_loops): Removed.
1148 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1150 (pass_tree_unswitch): Same.
1151 (pass_predcom): Same.
1152 (pass_vectorize): Same.
1153 (pass_linear_transform): Same.
1154 (pass_graphite_transforms): Same.
1155 (pass_iv_canon): Same.
1156 (pass_complete_unroll): Same.
1157 (pass_complete_unrolli): Same.
1158 (pass_parallelize_loops): Same.
1159 (pass_loop_prefetch): Same.
1160 (pass_iv_optimize): Same.
1162 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1165 * passes.c (init_optimization_passes): Move pass_lim before
1166 pass_copy_prop and pass_dce_loop.
1168 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1171 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1172 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1173 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1174 MULTI_* defines for 4 argument vpermil2p* builtins.
1176 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1179 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1180 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1181 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1182 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1183 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1184 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1185 Use x86_maybe_negate_const_int to output insn mnemonic.
1186 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1187 check from instruction predicate. Update comments.
1188 * config/i386/sync.md (sync_add<mode>): Use
1189 x86_maybe_negate_const_int to output insn mnemonic.
1191 2010-04-06 Jan Hubicka <jh@suse.cz>
1193 PR tree-optimization/42906
1194 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1195 IGNORE_SELF argument. Set visited_control_parents for fully
1197 (find_obviously_necessary_stmts): Update call of
1198 mark_control_dependent_edges_necessary.
1199 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1201 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md: Remove comment about 'e' and 'E'
1206 2010-04-06 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/43627
1209 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1210 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1213 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1215 * BASE-VER: Change to 4.6.0.
1218 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1221 2010-04-06 Richard Guenther <rguenther@suse.de>
1224 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1226 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1228 * doc/invoke.texi (Optimize Options): Document that LTO
1229 won't remove object access purely due to incompatible
1232 2010-04-04 Matthias Klose <doko@ubuntu.com>
1234 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1235 Initialize variable.
1237 2010-04-03 Richard Guenther <rguenther@suse.de>
1240 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1241 require a non-NULL MEM_OFFSET.
1243 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1245 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1246 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1247 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1248 config/alpha/predicates.md, config/arm/arm.md,
1249 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1250 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1251 config/darwin9.h, config/darwin.c, config/darwin.h,
1252 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1253 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1254 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1255 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1256 config/mips/mips.md, config/mn10300/mn10300.c,
1257 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1258 config/rs6000/aix.h, config/rs6000/dfp.md,
1259 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1260 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1261 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1262 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1263 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1264 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1265 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1266 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1267 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1268 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1269 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1270 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1271 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1272 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1273 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1274 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1275 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1276 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1277 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1278 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1279 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1280 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1281 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1282 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1283 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1284 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1285 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1286 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1287 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1288 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1289 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1290 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1291 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1292 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1293 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1294 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1296 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1299 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1300 * aclocal.m4: Regenerate.
1302 2010-04-02 Richard Guenther <rguenther@suse.de>
1304 PR tree-optimization/43629
1305 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1306 if we have seen a constant value.
1308 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1310 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1312 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1315 * arm.c (legitimize_tls_address): Adjust call to
1316 gen_tls_load_dot_plus_four.
1317 (arm_note_pic_base): New function.
1318 (arm_cannot_copy_insn_p): Use it.
1319 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1322 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1327 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1329 * Makefile.in ($(out_object_file)): Depend on
1330 gt-$(basename $(notdir $(out_file))).h.
1332 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1334 * config.gcc (lm32-*-rtems*): Add t-lm32.
1336 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1338 * config.gcc: Add lm32-*-rtems*.
1339 * config/lm32/rtems.h: New file.
1341 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1344 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1346 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1348 * dwarf2out.c (output_compilation_unit_header): For
1349 -gdwarf-4 use version 4 instead of version 3.
1350 (output_line_info): For version 4 and above emit additional
1351 maximum ops per insn header field.
1352 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1354 * dwarf2out.c (is_c_family, is_java): Remove.
1355 (lower_bound_default): New function.
1356 (add_bound_info, gen_descr_array_type_die): Use it.
1358 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1361 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1362 re-declaration when it happens in a function.
1364 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1366 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1367 (cgraph_remove_function_insertion_hook): Same.
1368 (cgraph_call_function_insertion_hooks): Same.
1370 2010-04-01 Richard Guenther <rguenther@suse.de>
1373 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1374 and TREE_THIS_VOLATILE.
1375 (copy_ref_info): Likewise.
1376 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1377 * tree.c (build6_stat): Ignore side-effects of all but arg5
1378 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1381 2010-04-01 Richard Guenther <rguenther@suse.de>
1383 PR tree-optimization/43607
1384 * ipa-type-escape.c (check_call): Do not access non-existing
1387 2010-04-01 Richard Guenther <rguenther@suse.de>
1391 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1392 Jack Howarth <howarth@bromo.med.uc.edu>
1394 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1397 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1399 * doc/install.texi (Prerequisites): Document libelf usability on
1400 IRIX 5/6 and Solaris 2.
1401 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1402 Update GNU as, GNU ld requirements.
1403 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1404 Document Sun Studio compiler download.
1405 Update and simplify as, ld recommendations.
1406 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1408 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1410 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1411 with_tune_32 to pentium4.
1413 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1417 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1419 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1420 obsoletion, removal.
1422 Document GNU as requirement.
1423 Update configure requirements.
1424 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1425 Recomment IRIX 6.5.18+.
1426 Document IDF/IDL requirement.
1427 Document GNU as requirement.
1428 Document GNU ld bootstrap failure.
1429 Remove freeware.sgi.com reference.
1431 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1433 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1434 UNIX V4.0, V5.0 obsoletion, removal.
1435 Remove --with-gc=simple reference.
1436 Update VM requirements during bootstrap.
1437 Remove -oldas bootstrap description.
1438 Update binutils reference.
1439 Remove comparison failure note.
1441 2010-03-31 Richard Guenther <rguenther@suse.de>
1442 Zdenek Dvorak <ook@ucw.cz>
1443 Sebastian Pop <sebastian.pop@amd.com>
1446 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1447 with multiple arguments.
1448 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1450 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1452 * graphite-dependences.c (print_pddr): Call print_pdr with an
1454 * graphite-poly.c (debug_pdr): Add an extra argument for the
1457 (print_pbb_domain): Same.
1459 (print_scop_context): Same.
1461 (print_cloog): Same.
1462 (debug_pbb_domain): Same.
1466 (debug_scop_context): Same.
1468 (debug_cloog): Same.
1469 (print_scop_params): Same.
1470 (debug_scop_params): Same.
1471 (print_iteration_domain): Same.
1472 (print_iteration_domains): Same.
1473 (debug_iteration_domain): Same.
1474 (debug_iteration_domains): Same.
1475 (print_scattering_function): Same.
1476 (print_scattering_functions): Same.
1477 (debug_scattering_function): Same.
1478 (debug_scattering_functions): Same.
1479 * graphite-poly.h (debug_pdr): Update declaration.
1481 (print_pbb_domain): Same.
1483 (print_scop_context): Same.
1485 (print_cloog): Same.
1486 (debug_pbb_domain): Same.
1490 (debug_scop_context): Same.
1492 (debug_cloog): Same.
1493 (print_scop_params): Same.
1494 (debug_scop_params): Same.
1495 (print_iteration_domain): Same.
1496 (print_iteration_domains): Same.
1497 (debug_iteration_domain): Same.
1498 (debug_iteration_domains): Same.
1499 (print_scattering_function): Same.
1500 (print_scattering_functions): Same.
1501 (debug_scattering_function): Same.
1502 (debug_scattering_functions): Same.
1504 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1506 * graphite-poly.c (print_scattering_function_1): New.
1507 (print_scattering_function): Call it.
1508 (print_scop_params): Remove spaces at the end of lines.
1511 * graphite-poly.h (print_cloog): Declared.
1512 (debug_cloog): Declared.
1514 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1516 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1518 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1519 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1520 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1521 to switch between adding the IV bump in loop->latch or in loop->header.
1523 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1525 * graphite-poly.c (print_scattering_function): Pretty print following
1528 (print_pbb_domain): Same.
1529 (dump_gbb_cases): Same.
1530 (dump_gbb_conditions): Same.
1533 (print_scop_params): Same.
1534 (print_scop_context): Same.
1536 (print_pbb_body): New.
1537 (lst_indent_to): New.
1538 (print_lst): Start new lines with a #.
1539 * graphite-poly.h (pbb_bb): New.
1540 (pbb_index): Use pbb_bb.
1541 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1543 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1545 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1547 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1548 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1549 and 0 instead of 1 for dw_val_class_flag.
1550 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1551 dw_val_class_range_list, dw_val_class_loc_list,
1552 dw_val_class_lineptr and dw_val_class_macptr, use
1553 DW_FORM_flag_present for dw_val_class_flag and
1554 DW_FORM_exprloc for dw_val_class_loc.
1555 (output_die): For -gdwarf-4 print dw_val_class_loc
1556 size as uleb128 instead of 1 or 2 bytes and don't print
1557 anything for dw_val_class_flag.
1559 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1560 instead of cselib_lookup following by tweaking locs->setting_insn.
1563 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1564 even before returning from label, setjmp call or volatile asm
1567 2010-03-31 Richard Guenther <rguenther@suse.de>
1570 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1571 temporary data on stack.
1573 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1575 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1576 (PUSHSECTION_ASM_OP): Remove.
1577 (POPSECTION_ASM_OP): Remove.
1578 (PUSHSECTION_FORMAT): Remove.
1579 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1580 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1581 * config/sol2.c (solaris_output_init_fini): Use it.
1583 2010-03-31 Jie Zhang <jie@codesourcery.com>
1586 * opt-functions.awk (var_type_struct): Use signed char type
1587 for simple variables.
1589 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1591 * config/sol2.c: Include output.h.
1592 (solaris_assemble_visibility): New function.
1593 * config/t-sol2 (sol2.o): Add output.h dependency.
1594 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1595 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1598 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1601 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1602 V2SImode or XFmode on PRE_DEC.
1605 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1608 2010-03-31 Jie Zhang <jie@codesourcery.com>
1611 * reload.h (caller_save_initialized_p): Declare.
1612 * toplev.c (backend_init_target): Don't call
1613 init_caller_save but set caller_save_initialized_p to false.
1614 * caller-save.c (caller_save_initialized_p): Define.
1615 (init_caller_save): Check caller_save_initialized_p.
1616 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1618 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1621 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1622 and soft-fp/t-softfp to tmake_file.
1623 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1624 (LIBGCC2_TF_CEXT): Define.
1627 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1630 * cselib.c (n_useless_values): Document handling of debug locs.
1631 (n_useless_debug_values, n_debug_values): New variables.
1632 (new_elt_loc_list): Don't add to debug values, keep count.
1633 (promote_debug_loc): New.
1634 (cselib_reset_table): Zero new variables.
1635 (entry_and_rtx_equal_p): Promote debug locs.
1636 (discard_useless_locs): Increment n_useless_debug_values for
1638 (remove_useless_values): Adjust n_useless_values and n_debug_values
1639 with n_useless_debug_values.
1640 (add_mem_for_addr): Promote debug locs.
1641 (cselib_lookup_mem): Likewise.
1642 (cselib_lookup_addr): Renamed to...
1643 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1644 (cselib_log_lookup): ... this. Turn into...
1645 (cselib_lookup_addr): ... new wrapper.
1646 (cselib_lookup_from_insn): New.
1647 (cselib_invalidate_regno): Increment n_useless_debug_values for
1649 (cselib_invalidate_mem): Likewise.
1650 (cselib_process_insn): Take n_deleted and n_debug_values into
1651 account to guard remove_useless_value call.
1652 (cselib_finish): Zero n_useless_debug_values.
1653 * cselib.h (cselib_lookup_from_insn): Declare.
1654 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1655 (sched_analyze_2): Likewise.
1657 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1659 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1661 (adjust_mems): Replace narrowing SUBREG of expression containing
1662 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1663 with operations in the narrower mode.
1666 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1667 regs_invalidated_by_call instead all call_used_reg_set registers.
1669 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1672 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1673 pointer comparisons with types_compatible_p.
1674 * tree-vect-stmts.c (vectorizable_call): Same.
1675 (vectorizable_condition): Same.
1677 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1679 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1680 stack check if the mask would be zero.
1682 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1683 Jack Howarth <howarth@bromo.med.uc.edu>
1685 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1688 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1691 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1693 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1694 Include ___unordxf2 and ___unordtf2.
1695 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1698 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1700 * config/lm32/t-lm32: New file.
1701 * config.gcc: Use the above file when targetting lm32.
1703 2010-03-28 Duncan Sands <baldrick@free.fr>
1705 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1707 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1710 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1711 Improve vectorization cost model diagnostic.
1713 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1716 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1717 compute_data_dependences_for_loop returns false, early exit
1718 and output an extra diagnostic for the failed data reference
1721 2010-03-29 Richard Guenther <rguenther@suse.de>
1723 PR tree-optimization/43560
1724 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1725 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1727 2010-03-29 Jie Zhang <jie@codesourcery.com>
1730 * toplev.c (process_options): Set optimization_default_node
1731 and optimization_current_node.
1732 * opts.c (decode_options): Don't set optimization_default_node
1733 and optimization_current_node.
1735 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1737 * config/rtems.h: Abandon -qrtems_debug.
1739 2010-03-28 Jan Hubicka <jh@suse.cz>
1741 PR tree-optimization/43505
1742 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1743 map should not be copied.
1745 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1748 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1749 cdtors, set DECL_PRESERVE_P.
1750 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1753 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1755 PR tree-optimization/43528
1756 * stor-layout.c (place_field): Check that constant fits into
1757 unsigned HWI when skipping calculation of MS bitfield layout.
1759 2010-03-27 Jan Hubicka <jh@suse.cz>
1762 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1763 notice_global_symbol work.
1765 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1767 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1768 instead of dwarf2out_decl.
1769 (struct var_loc_node): Remove section_label field.
1770 (dwarf2out_function_decl): New function.
1771 (dwarf2out_var_location): Don't set section_label field.
1772 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1774 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1776 PR tree-optimization/43544
1777 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1778 First argument for builtin vectorized function hook is now a
1779 tree to be able to distinguish between machine specific and
1781 * targhooks.c (default_builtin_vectorized_function): Ditto.
1782 * targhooks.h (default_builtin_vectorized_function): Ditto.
1783 * target.h (struct gcc_target): Ditto.
1784 * tree-vect-stmts.c (vectorizable_function): Ditto.
1785 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1786 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1789 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1792 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1793 nested binding iff it is a FUNCTION_DECL.
1794 (store_parm_decls_newstyle): Pass nested=true to bind for
1795 FUNCTION_DECLs amongst parameters.
1797 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1799 * var-tracking.c (vt_expand_loc_callback): Don't run
1800 cselib_expand_value_rtx_cb in dummy mode if
1801 cselib_dummy_expand_value_rtx_cb returned false.
1803 * var-tracking.c (emit_note_insn_var_location): For one part
1804 notes with offset 0, don't add EXPR_LIST around the location.
1805 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1806 add_location_or_const_value_attribute): Adjust for that change.
1809 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1810 into first operand and location into second.
1811 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1812 dw_cfi_oprnd_loc for DW_CFA_expression.
1813 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1814 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1815 assume first argument is regnum and second argument is location.
1817 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1820 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1821 of scratch register to DImode. Split to DImode comparison operator.
1822 Use SImode subreg of scratch register in the multiplication.
1823 (*cmp_sadd_sidi): Ditto.
1824 (*cmp_ssub_si): Ditto.
1825 (*cmp_ssub_sidi): Ditto.
1827 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1831 Remove invalid assert and wrong comment.
1833 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1836 * flags.h (final_insns_dump_p): New extern.
1837 * final.c (final_insns_dump_p): New variable.
1838 (rest_of_clean_state): Set it before -fdump-final-insns=
1839 dumping, clear afterwards.
1840 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1841 MEM_ALIAS_SET on MEMs.
1843 2010-03-26 David S. Miller <davem@davemloft.net>
1845 * configure.ac: Fix sparc GOTDATA_OP bug check.
1846 * configure: Rebuild.
1848 2010-03-26 Alan Modra <amodra@gmail.com>
1850 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1852 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1854 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1855 TLS_SECTION_ASM_FLAG.
1857 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1860 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1861 Clear first_function_block_is_cold.
1864 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1865 argument if the argument is truth_value_p.
1867 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1869 * config/rs6000/constraints.md: Update copyright year for my changes.
1872 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1873 used in reg+reg addressing, swap registers.
1875 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1878 * target.h (struct gcc_target): Add code_end hook.
1879 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1881 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1882 * toplev.c (compile_file): Call targetm.asm_out.code_end
1883 hook before unwind info/debug info output.
1884 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1885 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1886 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1887 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1888 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1889 * config/i386/i386.c (ix86_file_end): Renamed to...
1890 (ix86_code_end): ... this. Make static. Don't call
1891 file_end_indicate_exec_stack. Emit unwind info using
1892 final_start_function/final_end_function.
1893 (darwin_x86_file_end): Remove.
1894 (TARGET_ASM_CODE_END): Define.
1895 * config/i386/i386.h (TARGET_ASM_FILE_END,
1896 NEED_INDICATE_EXEC_STACK): Don't define.
1897 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1898 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1899 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1900 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1903 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1904 at the beginning and final_end_function at the end.
1905 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1907 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1909 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1910 and Sun as TLS syntax.
1911 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1912 * configure: Regenerate.
1913 * config.in: Regenerate.
1914 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1915 (default_elf_asm_named_section): Use it.
1916 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1917 (i386_output_dwarf_dtprel): Likewise.
1918 (output_addr_const_extra): Likewise.
1919 (output_pic_addr_const): Lowercase @GOTTPOFF.
1920 (output_addr_const_extra): Likewise.
1921 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1922 (output_addr_const_extra): Likewise.
1923 (output_pic_addr_const): Lowercase @INDNTPOFF.
1924 (output_addr_const_extra): Likewise.
1925 (output_pic_addr_const): Lowercase @NTPOFF.
1926 (output_addr_const_extra): Likewise.
1927 (output_pic_addr_const): Lowercase @TPOFF.
1928 (output_addr_const_extra): Likewise.
1929 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1930 (*tls_global_dynamic_64): Likewise.
1931 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1932 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1934 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1935 (ASM_OUTPUT_TLS_COMMON): Use it.
1936 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1939 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1940 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1941 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1942 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1943 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1944 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1946 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1948 * config/i386/i386.c (override_options): Don't accept
1949 -mtls-dialect=sun any longer.
1950 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1951 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1952 (*tls_local_dynamic_base_32_sun): Likewise.
1953 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1955 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1958 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1959 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1962 * ira.c (adjust_cleared_regs): New function.
1963 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1967 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1969 * expr.c (expand_expr_real): Restore previous
1970 curr_insn_source_location and curr_insn_block after
1971 expand_expr_real_1 call.
1972 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1973 instead of expand_expr_real_1.
1975 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1977 PR rtl-optimization/43413
1978 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1981 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1984 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1985 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1987 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1989 * config/i386/i386.c (ix86_target_string): Add -mfma.
1990 Fix a typo in comment.
1992 2010-03-22 Mike Stump <mikestump@comcast.net>
1995 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1996 Don't overly align based upon packed packed fields.
1998 2010-03-22 Jason Merrill <jason@redhat.com>
2000 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2001 Use () rather than [], and move before the element type.
2003 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2005 * doc/configfiles.texi (Configuration Files): Removed
2006 fixinc/Makefile*, intl/Makefile.*.
2007 * doc/makefile.texi: Fixed markup. Abstract from version
2008 control system used.
2009 (Makefile): Removed obsolete gcc/java/parse.y example.
2010 * doc/sourcebuild.texi: Likewise.
2011 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2012 libgomp, libssp. Removed fastjar.
2013 (Miscellaneous Docs): Clarify location.
2014 Added COPYING3, COPYING3.LIB.
2015 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2017 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2020 * config/i386/i386.c (x86_function_profiler)
2021 [!NO_PROFILE_COUNTERS]: Fix typo.
2022 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2025 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2026 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2028 * doc/sourcebuild.texi (Test Directives): Split into six
2029 subsections, with most of the current text in new subsections
2030 Directives, Selectors, and Final Actions.
2031 (Directives): Split list of test directives into multiple
2033 (Selectors): Describe use and syntax of selectors.
2034 (Effective-Target Keywords): Describe all existing keywords.
2035 (Add Options): Describe features for dg-add-options.
2036 (Require Support): Describe variants of dg-require-support.
2037 (Final Actions): Describe commands to use in dg-final.
2039 2010-03-22 Michael Matz <matz@suse.de>
2042 * recog.c (validate_replace_rtx_group): Replace also in
2043 REG_EQUAL and REG_EQUIV notes.
2045 2010-03-22 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/43390
2048 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2049 sure vector extracts are type correct.
2051 2010-03-22 Richard Guenther <rguenther@suse.de>
2054 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2055 x * sqrt (x) even when optimizing for size if the target
2056 has native support for sqrt.
2058 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2060 * varasm.c (make_decl_rtl_for_debug): Also clear
2061 flag_mudflap for the duration of make_decl_rtl call.
2064 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2065 locs from preserved VALUEs.
2067 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2070 * pa.md (movmemsi): Set align to one if zero.
2071 (movmemdi): Likewise.
2073 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2076 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2077 with their corresponding prologue pushes.
2079 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2082 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2083 at the begining or end.
2084 (spu_expand_epilogue): Likewise.
2086 2010-03-20 Richard Guenther <rguenther@suse.de>
2088 PR rtl-optimization/43438
2089 * combine.c (make_extraction): Properly zero-/sign-extend an
2090 extraction of the low part of a CONST_INT. Also handle
2093 2010-03-19 Mike Stump <mikestump@comcast.net>
2095 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2096 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2097 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2099 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2102 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2105 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2107 PR rtl-optimization/42258
2108 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2109 use that may match DEF.
2112 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2113 the cost of loading the constant rather than assuming
2115 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2116 outer code is AND, do the same tests as the andsi3 expander and
2117 return COSTS_N_INSNS (1) if and is cheap.
2119 * optabs.c (avoid_expensive_constant): Fix formatting.
2121 2010-03-19 Michael Matz <matz@suse.de>
2124 * attribs.c (decl_attributes): When rebuilding a function pointer
2125 type use the same qualifiers as the original pointer type.
2127 2010-03-19 Martin Jambor <mjambor@suse.cz>
2129 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2130 and is_gimple_ip_invariant_address.
2132 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2135 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2137 * config/arm/arm.c (arm_override_options): Turn off
2138 flag_dwarf2_cfi_asm for AAPCS variants.
2140 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2143 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2144 Use PRE_MODIFY instead of PRE_DEC.
2145 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2146 (vfp_emit_fstmd): Likewise.
2148 2010-03-19 Michael Matz <matz@suse.de>
2151 * builtins.c (expand_builtin_interclass_mathfn,
2152 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2155 2010-03-19 Richard Guenther <rguenther@suse.de>
2157 PR tree-optimization/43415
2158 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2159 (phi_translate_1): ... this.
2160 (phi_translate): Move all caching here. Cache all NARY
2161 and REFERENCE translations.
2163 2010-03-19 David S. Miller <davem@davemloft.net>
2165 With help from Eric Botcazou.
2166 * config/sparc/sparc.c: Include dwarf2out.h.
2167 (emit_pic_helper): Delete.
2168 (pic_helper_symbol_name): Delete.
2169 (pic_helper_emitted_p): Delete.
2170 (pic_helper_needed): New.
2171 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2172 (get_pc_thunk_name): New.
2173 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2174 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2175 Set pic_helper_needed to true. Don't call emit_pic_helper.
2176 (sparc_expand_prologue): Update load_pic_register call.
2177 (sparc_output_mi_thunk): Likewise.
2178 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2179 thunk if possible. Output CFI information as needed.
2181 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2182 Jack Howarth <howarth@bromo.med.uc.edu>
2185 * config/i386/i386.h: Fix ABI on darwin x86-32.
2187 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2189 * tree.h: Declare make_decl_rtl_for_debug.
2190 * varasm.c (make_decl_rtl_for_debug): New.
2191 * dwarf2out.c (rtl_for_decl_location): Call it.
2192 * cfgexpand.c (expand_debug_expr): Call it.
2194 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2197 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2201 * var-tracking.c (vt_init_cfa_base): Do nothing if
2202 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2204 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2207 * var-tracking.c (canonicalize_vars_star): New.
2208 (dataflow_post_merge_adjust): Use it.
2210 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2213 * var-tracking.c (non_suitable_const): New function.
2214 (add_uses): For DEBUG_INSNs with constants, don't record any
2215 value, instead just the constant value itself.
2216 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2217 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2218 (emit_notes_in_bb): Likewise.
2219 (emit_note_insn_var_location): For onepart variables if
2220 cur_loc is a VOIDmode constant, use DECL_MODE.
2222 2010-03-18 Martin Jambor <mjambor@suse.cz>
2225 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2226 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2227 all non-clones. Moved call redirection...
2228 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2229 (cgraph_materialize_all_clones): Dispose of all
2230 combined_args_to_skip bitmaps.
2231 (verify_cgraph_node): Do not check for edges pointing to wrong
2232 nodes in inline clones.
2233 * tree-inline.c (copy_bb): Call
2234 cgraph_redirect_edge_call_stmt_to_callee.
2235 * ipa.c (cgraph_remove_unreachable_nodes): Call
2236 cgraph_node_remove_callees even when there are used clones.
2238 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2240 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2242 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2245 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2248 2010-03-18 Michael Matz <matz@suse.de>
2251 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2252 into sqrt(x) if we need to preserve signed zeros.
2254 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2255 Eric Botcazou <ebotcazou@adacore.com>
2257 PR rtl-optimization/43360
2258 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2259 note if we don't know its invariant status.
2261 2010-03-18 Michael Matz <matz@suse.de>
2263 PR tree-optimization/43402
2264 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2265 PHI chains of ssa names registered for update.
2267 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2270 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2271 non-offsettable and pre_modify update addressing.
2272 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2273 and "2" alternatives "#".
2274 (*movdd_softfloat32): Make all alternatives "#";
2275 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2276 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2277 (*movdf_softfloat32): Make all alternatives "#";
2278 (movdi): Use the new DIFD mode iterator to create a common splitter
2279 for movdi, movdf and movdd patterns.
2281 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2283 * common.opt (dumpdir): Remove redundant tab.
2285 2010-03-17 Martin Jambor <mjambor@suse.cz>
2287 PR tree-optimization/43347
2288 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2289 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2291 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2293 PR rtl-optimization/42216
2294 * regrename.c (create_new_chain): New function, broken out from...
2295 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2296 appending a use to an empty chain.
2297 (build_def_use): Remove previous changes that convert OP_INOUT to
2298 OP_OUT operands; instead detect the case where an OP_INOUT operand
2299 uses a previously untracked register and create an empty chain for it.
2301 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2303 * doc/extend.texi (Function Attributes): Rewrite unfinished
2304 sentence in ms_abi documentation.
2306 2010-03-17 Alan Modra <amodra@gmail.com>
2308 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2309 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2310 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2311 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2313 2010-03-16 Richard Henderson <rth@redhat.com>
2316 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2317 (lower_try_finally): Save and restore eh_seq around the expansion
2320 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2322 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2323 statements before splitting block.
2325 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2327 * doc/sourcebuild.texi (Testsuites): Fix markup.
2328 Use pathnames relative to gcc/testsuite.
2329 (Test Directives): Move description of how timeout is determined.
2330 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2331 (C Tests): Correct gcc.misc-tests directory.
2332 Framework tests now live in gcc.test-framework.
2334 2010-03-16 Richard Guenther <rguenther@suse.de>
2337 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2338 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2340 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2341 Alexandre Oliva <aoliva@redhat.com>
2343 PR tree-optimization/42917
2344 * lambda-code.c (remove_iv): Skip debug statements.
2345 (lambda_loopnest_to_gcc_loopnest): Likewise.
2346 (not_interesting_stmt): Debug statements are not interesting.
2348 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2352 * cselib.c (cselib_preserve_constants,
2353 cfa_base_preserved_val): New static variables.
2354 (preserve_only_constants): New function.
2355 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2356 clear its REG_VALUES. If cselib_preserve_constants, don't
2357 empty the whole hash table, but preserve there VALUEs with constants,
2358 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2359 (cselib_preserve_cfa_base_value): New function.
2360 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2361 (cselib_init): Change argument to int bitfield. Set
2362 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2364 (cselib_finish): Clear cselib_preserve_constants and
2365 cfa_base_preserved_val.
2366 * cselib.h (enum cselib_record_what): New enum.
2367 (cselib_init): Change argument to int.
2368 (cselib_preserve_cfa_base_value): New prototype.
2369 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2370 * dse.c (dse_step1): Likewise.
2371 * cfgcleanup.c (thread_jump): Likewise.
2372 * sched-deps.c (sched_analyze): Likewise.
2373 * gcse.c (local_cprop_pass): Likewise.
2374 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2375 If FN is non-NULL, call the callback always and whenever it returns
2376 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2377 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2378 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2379 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2380 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2381 * var-tracking.c: Include recog.h.
2382 (bb_stack_adjust_offset): Remove.
2383 (vt_stack_adjustments): Don't call it, instead just gather the
2384 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2385 (adjust_stack_reference): Remove.
2386 (compute_cfa_pointer): New function.
2387 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2388 (struct adjust_mem_data): New type.
2389 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2391 (get_address_mode): New function.
2392 (replace_expr_with_values): Use it.
2393 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2394 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2395 (adjust_sets): Remove.
2396 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2397 Use get_address_mode.
2398 (get_adjusted_src): Remove.
2399 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2400 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2401 (add_with_sets): Don't call adjust_sets.
2402 (fp_setter, vt_init_cfa_base): New functions.
2403 (vt_initialize): Change return type to bool. Move most of pool etc.
2404 initialization to the beginning of the function from end. Pass
2405 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2406 If !frame_pointer_needed, call vt_stack_adjustment before mos
2407 vector is filled, call vt_init_cfa_base if argp/framep has been
2408 eliminated to sp. If frame_pointer_needed and argp/framep has
2409 been eliminated to hard frame pointer, set
2410 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2411 encountering fp setter in the prologue. For MO_ADJUST, call
2412 log_op_type before pusing the op into mos vector, not afterwards.
2413 Call adjust_insn before cselib_process_insn/add_with_sets,
2414 call cancel_changes (0) afterwards.
2415 (variable_tracking_main_1): Adjust for vt_initialize calling
2416 vt_stack_adjustments and returning whether it succeeded or not.
2418 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2420 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2423 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2425 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2427 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2428 drap_reg has not been set.
2430 2010-03-15 Michael Matz <matz@suse.de>
2433 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2434 use it to expand block copies.
2435 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2436 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2437 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2439 2010-03-15 Richard Guenther <rguenther@suse.de>
2441 PR tree-optimization/43367
2442 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2445 2010-03-15 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/43317
2448 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2450 2010-03-15 Martin Jambor <mjambor@suse.cz>
2452 PR tree-optimization/43141
2453 * tree-sra.c (create_abstract_origin): New function.
2454 (modify_function): Call create_abstract_origin.
2456 2010-03-15 Chris Demetriou <cgd@google.com>
2458 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2461 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2464 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2465 call insert_out_of_ssa_copy for default definitions.
2467 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2469 * graphite-clast-to-gimple.c (my_long_long): Defined.
2470 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2471 * graphite-sese-to-poly.c (my_long_long): Defined.
2472 (scop_ivs_can_be_represented): Use it.
2474 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2476 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2477 graphite-max-bbs-per-function, and loop-block-tile-size.
2478 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2480 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2482 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2484 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2485 forward declaration.
2486 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2487 (add_upper_bounds_from_estimated_nit): New.
2488 (build_loop_iteration_domains): Use it.
2490 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2492 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2494 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2497 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2498 should be an INTEGER_CST. Also handle CASE_CONVERT.
2500 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2502 * graphite.c (graphite_initialize): To bound the number of bbs per
2503 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2504 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2505 * doc/invoke.texi: Document it.
2507 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2509 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2510 * graphite-sese-to-poly.h (build_poly_scop): Same.
2512 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2514 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2515 the number of parameters in the scop. Use as an upper bound
2516 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2517 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2518 * doc/invoke.texi: Document it.
2520 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2522 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2523 * doc/c-tree.texi: Remove.
2524 * doc/generic.texi: Merge c-tree.texi here.
2525 * doc/gccint.texi (Trees): Remove menu entry.
2526 (c-tree.texi): Remove @include.
2527 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2528 * doc/languages.texi (Reading RTL): Ditto.
2530 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2533 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2535 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2538 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2539 code added to work around reload clobbering CONST insns.
2541 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2543 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2544 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2545 (cselib_preserve_only_values): Remove retain argument, don't
2546 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2547 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2548 * var-tracking.c (micro_operation): Move insn field before union.
2549 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2550 (struct variable_tracking_info_def): Remove n_mos field, change
2551 mos into a vector of micro_operations.
2552 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2553 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2554 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2555 changing into a vector.
2556 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2557 come before all other uops generated by add_stores.
2558 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2560 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2561 a vector. Run just one pass over the bbs instead of separate counting
2562 and computation phase.
2563 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2566 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2567 into *nonlocalized_list vector.
2568 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2569 even if origin is non-NULL.
2570 (gen_variable_die): Likewise.
2571 (process_scope_var): Don't change origin.
2572 (gen_decl_die): Likewise.
2573 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2574 before adding new edges instead of after it, fix moving over
2577 2010-03-11 David S. Miller <davem@davemloft.net>
2579 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2581 * configure: Rebuild.
2583 2010-03-11 Martin Jambor <mjambor@suse.cz>
2585 PR tree-optimization/43257
2586 * tree.c (assign_assembler_name_if_neeeded): New function.
2587 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2589 * tree.h (assign_assembler_name_if_neeeded): Declare.
2590 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2591 the function if needed.
2593 2010-03-11 Chris Demetriou <cgd@google.com>
2595 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2596 include/stdint-gcc.h, and include/stdint.h world-readable.
2598 2010-03-11 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/43255
2601 * tree-vrp.c (process_assert_insertions_for): Do not insert
2602 asserts for trivial conditions.
2604 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2606 PR tree-optimization/43280
2607 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2608 generation. Move calculation of size out of the if branch.
2609 (find_bswap): Modify compare number generation.
2611 2010-03-11 Richard Guenther <rguenther@suse.de>
2614 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2615 (input_gimple_stmt): Fixup handled component types during
2616 operand read. Also fix up decls in ADDR_EXPRs.
2618 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2620 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2621 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2623 2010-03-10 Jan Hubicka <jh@suse.cz>
2626 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2627 * varasm.c (get_variable_section): Don't do that here...
2628 (make_decl_rtl): ... and here.
2629 (do_assemble_alias): Produce decl RTL.
2630 (assemble_alias): Likewise.
2632 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2635 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2636 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2638 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2639 (based_loc_descr): Only express drap or vdrap regno based expressions
2640 using DW_OP_fbreg when not optimizing.
2641 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2642 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2643 REG_CFA_SET_VDRAP note.
2645 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2647 PR tree-optimization/43236
2648 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2649 error in calculation of base address in reverse iteration case.
2650 (generate_builtin): Take number of latch executions if the statement
2653 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2656 * tree-eh.c: Include pointer-set.h.
2657 (lower_eh_dispatch): Filter out duplicate case labels and
2658 remove the unneeded edge when the label is unused. Return
2659 true when some edges are removed.
2660 (execute_lower_eh_dispatch): When any lowering resulted in
2661 removing an edge, also delete unreachable blocks.
2663 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2666 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2667 UNSPEC_MACHOPIC_OFFSET.
2669 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2672 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2673 (m68k_delegitimize_address): New function.
2675 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2678 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2681 * var-tracking.c (adjust_sets): New function.
2682 (count_with_sets, add_with_sets): Use it.
2683 (get_adjusted_src): New inline function.
2684 (add_stores): Use it.
2687 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2688 call cselib_dummy_expand_value_rtx_cb instead of
2689 cselib_expand_value_rtx_cb.
2692 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2693 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2694 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2695 and .cfi_endproc around the pic thunks.
2696 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2697 all queued unwind info register saves are saved before the call.
2698 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2699 considered as sp-=4 for unwind info and the pop as sp+=4 which
2700 also clobbers dest, but doesn't actually restore it.
2703 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2704 RTX_FRAME_RELATED_P.
2706 2010-03-09 Jie Zhang <jie@codesourcery.com>
2708 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2709 whitespaces in output template.
2711 2010-03-09 Jie Zhang <jie@codesourcery.com>
2713 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2716 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2718 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2719 builtins.exp in a separate job.
2721 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2723 * graphite-sese-to-poly.c (add_param_constraints): Use
2724 lower_bound_in_type and upper_bound_in_type.
2726 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2728 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2729 instead of unsigned_type_node.
2731 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2732 Reza Yazdani <reza.yazdani@amd.com>
2735 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2736 on pointer type parameters.
2738 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2742 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2743 handle conversions from pointer to integers.
2744 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2745 induction variable, to be able to work with code generated by CLooG.
2746 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2747 (build_poly_scop): Bail out if we cannot codegen a loop.
2749 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2751 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2752 code generation with gloog_error.
2754 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2756 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2757 Call fold_convert on all the returned values.
2758 (expand_scalar_variables_expr): Pass to
2759 expand_scalar_variables_ssa_name the type of the resulting expression.
2761 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2763 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2764 ppl_min_for_le_pointset.
2765 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2766 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2770 * graphite-dependences.c (map_into_dep_poly): Removed.
2771 (dependence_polyhedron_1): Use combine_context_id_scat.
2773 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2775 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2776 (struct poly_bb): Same.
2777 (combine_context_id_scat): New.
2779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2782 * sese.c (name_defined_in_loop_p): Return false for default
2785 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2787 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2788 and clean up the logic.
2790 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2792 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2795 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2797 * var-tracking.c (remove_cselib_value_chains): Define only for
2799 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2800 delete_slot_part, emit_notes_for_differences_1): Don't call
2801 remove_cselib_value_chains here.
2802 (set_slot_part, emit_notes_for_differences_2): Don't call
2803 add_cselib_value_chains here.
2804 (preserved_values): New vector.
2805 (preserve_value): New function.
2806 (add_uses, add_stores, vt_add_function_parameters): Use it
2807 instead of cselib_preserve_value.
2808 (changed_values_stack): New vector.
2809 (check_changed_vars_0): New function.
2810 (check_changed_vars_1, check_changed_vars_2): Use it.
2811 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2812 changed_values_stack VALUEs.
2813 (vt_emit_notes): For all preserved_values call
2814 add_cselib_value_chains. If ENABLE_CHECKING call
2815 remove_cselib_value_chains before verifying value_chains is empty.
2816 Initialize and free changed_values_stack.
2817 (vt_initialize): Initialize preserved_values.
2818 (vt_finalize): Free preserved_values.
2820 2010-03-08 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/43269
2823 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2826 2010-03-08 Martin Jambor <mjambor@suse.cz>
2828 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2829 (ipa_is_param_called): Removed.
2830 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2831 (ipa_print_node_params): Do not print the called flag.
2832 (ipa_write_node_info): Do not stream the called flag.
2833 (ipa_read_node_info): Likewise.
2835 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2838 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2839 * cselib.c (struct expand_value_data): Add dummy field.
2840 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2842 (cselib_dummy_expand_value_rtx_cb): New function.
2843 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2845 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2846 * var-tracking.c: Include pointer-set.h.
2847 (variable): Change n_var_parts to char from int. Add
2848 cur_loc_changed and in_changed_variables fields.
2849 (variable_canonicalize): Remove.
2850 (shared_var_p): New inline function.
2851 (unshare_variable): Maintain cur_loc_changed and
2852 in_changed_variables fields. If var was in changed_variables,
2853 replace it there with new_var. Just copy cur_loc instead of
2854 resetting it to something else.
2855 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2856 (dataflow_set_union): Don't call variable_canonicalize.
2857 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2858 of their DEBUG_EXPR_TREE_DECLs.
2859 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2860 and in_changed_variables and cur_loc_changed is false.
2861 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2862 and cur_loc_changed. Don't update cur_loc here.
2863 (variable_merge_over_src): Don't call variable_canonicalize.
2864 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2865 removing loc that is equal to cur_loc, clear cur_loc,
2866 set cur_loc_changed and ensure variable_was_changed is called.
2867 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2868 compare pointers in cur_loc check, if it is equal to loc,
2869 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2870 (variable_different_p): Remove compare_current_location argument,
2871 don't compare cur_loc.
2872 (dataflow_set_different_1): Adjust variable_different_p caller.
2873 (variable_was_changed): If dv had some var in changed_variables
2874 already, reset in_changed_variables flag for it and propagate
2875 cur_loc_changed over to the new variable. On empty var
2876 always set cur_loc_changed. Set in_changed_variables on whatever
2877 var is added to changed_variables.
2878 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2879 Use shared_var_p. When removing loc that is equal to cur_loc,
2880 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2881 end, don't set it to something else, just call variable_was_changed.
2882 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2883 loc being removed, clear cur_loc and set cur_loc_changed.
2884 Set cur_loc_changed if all locations have been removed.
2885 (struct expand_loc_callback_data): New type.
2886 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2887 allocated. Always create SUBREGs if simplify_subreg failed.
2888 Prefer to use cur_loc, when that fails and still in
2889 changed_variables (and seen first time) recompute it. Set
2890 cur_loc_changed of variables which had to change cur_loc and
2891 compute elcd->cur_loc_changed if any of the subexpressions used
2892 had to change cur_loc.
2893 (vt_expand_loc): Adjust to pass arguments in
2894 expand_loc_callback_data structure.
2895 (vt_expand_loc_dummy): New function.
2896 (emitted_notes): New variable.
2897 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2898 that weren't used for any other decl in current
2899 emit_notes_for_changes call call vt_expand_loc_dummy to update
2900 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2901 first loc_chain location if NULL before. Always use just
2902 cur_loc instead of first loc_chain location. When cur_loc_changed
2903 is false, when not --enable-checking=rtl just don't emit any note.
2904 When rtl checking, compute the note and assert it is the same
2905 as previous note. Clear cur_loc_changed and in_changed_variables
2906 at the end before removing from changed_variables.
2907 (check_changed_vars_3): New function.
2908 (emit_notes_for_changes): Traverse changed_vars to call
2909 check_changed_vars_3 on each changed var.
2910 (emit_notes_for_differences_1): Clear cur_loc_changed and
2911 in_changed_variables. Recompute cur_loc of new_var.
2912 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2913 (vt_emit_notes): Initialize and destroy emitted_notes.
2915 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2917 PR rtl-optimization/42220
2918 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2919 Use verify_reg_tracked to determine if we should use OP_OUT rather
2921 (build_def_use): If we see an in-out operand for a register that we
2922 know nothing about, treat is an output if possible, fail the block if
2925 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2928 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2931 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2934 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2935 uses of relevant DEFs that are dead outside the loop too.
2937 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2939 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2941 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2943 * var-tracking.c (values_to_unmark): New variable.
2944 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2945 values_to_unmark vector. Moved body to...
2946 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2947 instead queue it into values_to_unmark vector.
2948 (vt_find_locations): Free values_to_unmark vector.
2950 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2952 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2953 (site.exp): Export them when plugins are enabled.
2955 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2958 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2960 (chrec_fold_multiply): Same.
2962 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2965 * c-decl.c (build_compound_literal): Return early if init is
2968 2010-03-04 Martin Jambor <mjambor@suse.cz>
2970 PR tree-optimization/43164
2971 PR tree-optimization/43191
2972 * tree-sra.c (type_consists_of_records_p): Reject records with
2973 zero-size bit-fields at the end.
2975 2010-03-04 Mike Stump <mikestump@comcast.net>
2977 * Makefile.in (TAGS): Remove *.y.
2979 2010-03-04 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/40761
2982 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2984 (my_rev_post_order_compute): New function.
2985 (init_pre): Call it.
2987 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2990 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2991 decrease the cost of an IV candidate when the cost is infinite.
2993 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2995 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2996 Use '3DNow!' for the extension of that name, ensure normal space
2998 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3000 2010-03-03 Jeff Law <law@redhat.com>
3002 * PR middle-end/32693
3003 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3004 than gen_rtx_SUBREG.
3005 (extract_bit_field_1): Likewise.
3007 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3009 * doc/sourcebuild.texi (Test directives): Document that arguments
3010 include-opts and exclude-opts are now optional for dg-skip-if,
3011 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3013 2010-03-03 Jason Merrill <jason@redhat.com>
3016 * cgraph.h (varpool_node): Add extra_name field.
3017 * varpool.c (varpool_extra_name_alias): New.
3018 (varpool_assemble_decl): Emit extra name aliases.
3019 (varpool_mark_needed_node): Look past an extra name alias.
3020 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3021 * lto-streamer-in.c (lto_input_tree): Read it.
3022 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3024 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3026 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3027 (sparc*-*-solaris2*): ...this.
3029 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3032 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3033 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3034 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3035 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3038 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3039 fallthrough to default handling, just with want_address 0 instead of 2.
3040 For single element lists, add_AT_loc directly, otherwise create an
3041 artificial variable DIE and stick location list to it.
3044 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3045 (VAL_EXPR_HAS_REVERSE): Define.
3046 (reverse_op): New function.
3047 (add_stores): For reversible operations add an extra MO_VAL_USE.
3049 2010-03-02 Jason Merrill <jason@redhat.com>
3051 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3053 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3055 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3056 (sparc64-*-linux*): Likewise.
3057 (sparc64-*-solaris2*): Include assembler files before linker ones.
3058 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3059 * config/sparc/gas.h: Delete.
3060 * config/sparc/sol2-64.h: Add copyright notice.
3061 * config/sparc/sol2-gas-bi.h: Likewise.
3062 * config/sparc/sol2-gld.h: Likewise.
3063 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3064 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3065 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3066 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3067 (sparc_elf_asm_named_section): Rename into...
3068 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3070 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3072 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3074 2010-03-02 Jeff Law <law@redhat.com>
3077 * reload1.c (rtx_p, substitute_stack): Declare.
3078 (substitute): Record addresses of changed rtxs.
3079 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3080 Restore the original rtx when complete.
3081 (reload): Free subsitute_stack when complete.
3083 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3085 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3086 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3088 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3089 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3090 Torture Tests): Change from subsection to section.
3092 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3093 Steven Bosscher <steven@gcc.gnu.org>
3095 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3098 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3101 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3102 the assignment from the new induction variable to the assignment
3103 of the value from the original loop PHI function.
3105 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3106 Daniel Jacobowitz <dan@codesourcery.com>
3108 * doc/sourcebuild.texi (Test directives): Clarify options to
3111 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3113 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3114 Disable cfi directives unless GCC and gas agree on using read-only
3115 .eh_frame sections for 64-bit.
3116 * configure: Regenerate.
3118 2010-03-01 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/43220
3121 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3122 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3124 2010-03-01 Richard Guenther <rguenther@suse.de>
3125 Martin Jambor <mjambor@suse.cz>
3128 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3129 gimplified parameters.
3131 2010-03-01 Christian Bruel <christian.bruel@st.com>
3133 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3135 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3137 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3139 2010-03-01 Richard Guenther <rguenther@suse.de>
3142 * expr.c (expand_assignment): Use the alias-oracle to tell
3143 if the rhs aliases the result decl.
3145 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3148 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3149 to sol_gt_pch_get_address.
3150 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3151 64-bit, SPARC and x86.
3152 (sol_gt_pch_get_address): New function.
3154 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3156 * toplev.h (inform_n, error_n): Declare.
3157 * diagnostic.c (inform_n, error_n): New function.
3159 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3161 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3162 has no rtl yet when processing local_decls, queue it and recheck
3163 if deferred stack allocation hasn't assigned it rtl.
3165 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3167 * config/sh/sh.c (unspec_bbr_uid): New.
3168 (gen_block_redirect): Use it instead of INSN_UID.
3169 (gen_far_branch): Likewise.
3171 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3173 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3174 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3176 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3178 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3179 (Warning Options): -Wno-conversion-null is valid for
3180 Objective-C++ as well.
3181 * doc/tm.texi (Named Address Spaces): Likewise.
3182 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3183 * doc/tree-ssa.texi (Tree SSA): Likewise.
3185 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3188 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3189 by default. Don't set the default arch for
3190 i[34567]86-*-darwin*|x86_64-*-darwin*.
3192 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3195 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3196 default. Set the default 32bit/64bit archs with $with_arch
3197 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3199 2010-02-27 Richard Guenther <rguenther@suse.de>
3201 PR tree-optimization/43186
3202 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3203 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3204 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3205 unroller iterations.
3207 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3209 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3210 required and i[34567]86-*-* targets don't support 64bit ISA.
3212 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3215 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3218 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3220 * config.gcc: Set the default arch at least to Prescott for
3221 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3222 if SSE math is enabled.
3224 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3226 * diagnostic.c (diagnostic_initialize): Update.
3227 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3229 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3230 (diagnostic_inhibit_notes): New.
3231 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3233 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3236 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3237 * doc/standards.texi: Likewise.
3238 * doc/extend.texi: Likewise.
3239 * doc/trouble.texi: Likewise.
3240 * doc/cppopts.texi: Likewise.
3241 * doc/install.texi: Likewise.
3242 * c.opt (std=c90,std=gnu90): New options.
3243 * c-opts.c (c_common_handle_option): Handle them.
3245 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3248 * c-decl.c (undeclared_variable): Use an informative note.
3250 2010-02-26 Richard Guenther <rguenther@suse.de>
3252 PR tree-optimization/43186
3253 * gimple.h (gimple_fold): Remove.
3254 * gimple.c (gimple_fold): Remove. Inline into single user ...
3255 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3256 Try harder for conditions.
3258 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3261 * function.c (used_types_insert): Don't skip through named pointer
3262 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3263 and it is different from the main variant's type.
3265 2010-02-26 Nick Clifton <nickc@redhat.com>
3267 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3269 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3271 * config.gcc: Support --with-fpmath=sse for x86.
3273 * config/i386/ssemath.h: New.
3275 * doc/install.texi (--with-fpmath=sse): Documented.
3277 2010-02-26 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/43188
3280 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3281 vector types of over-aligned element type.
3283 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3286 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3287 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3289 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3291 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3293 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3295 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3296 * var-tracking.c: Include diagnostic.h.
3297 (debug_dv): New function.
3298 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3301 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3302 (add_value_chain, add_value_chains, remove_value_chain,
3303 remove_value_chains): Handle DEBUG_EXPRs.
3304 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3307 * regcprop.c (struct queued_debug_insn_change): New type.
3308 (struct value_data_entry): Add debug_insn_changes field.
3309 (struct value_data): Add n_debug_insn_changes field.
3310 (debug_insn_changes_pool): New variable.
3311 (free_debug_insn_changes, apply_debug_insn_changes,
3312 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3313 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3314 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3316 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3318 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3319 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3320 changes, call cprop_find_used_regs via note_stores.
3321 (copyprop_hardreg_forward): When copying vd from predecessor
3322 which has any queued DEBUG_INSN changes, make sure the pointers are
3323 cleared. At the end call df_analyze and then if there are any
3324 DEBUG_INSN changes queued at the end of some basic block for still
3325 live registers, apply them.
3326 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3328 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3330 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3333 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3335 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3336 targets. Set the default with_cpu/with_arch from arch/cpu.
3337 Allow x86-64 and native for with_cpu/with_arch.
3339 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3341 * ebitmap.c: Change calls to verify_popcount with calls to
3342 sbitmap_verify_popcount.
3343 (ebitmap_clear_bit): Fixed map->cacheindex test and
3344 map>cache update when bit clearing results in an empty
3347 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3350 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3351 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3352 and support both V2DF and V2DI modes.
3353 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3354 support both V2DF and V2DI modes.
3355 (general): Delete trailing whitespace from a few patterns.
3357 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3358 V2DF/V2DI interleave high/low builtins.
3360 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3363 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3364 interleave high/low functions.
3366 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3368 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3369 #pragma extern_prefix.
3371 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3374 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3375 BLKmode, assert op0 is a MEM and just adjust its mode.
3378 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3379 if bitpos isn't multiple of mode's bitsize.
3381 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3383 * c.opt (-ftemplate-depth=): New.
3384 (-ftemplate-depth-): Deprecate.
3385 * optc-gen.awk: Handle -ftemplate-depth=.
3386 * opth-gen.awk: Likewise.
3387 * c-opts.c (c_common_handle_option): Likewise.
3388 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3390 2010-02-24 Jason Merrill <jason@redhat.com>
3392 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3394 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3396 * cfg.c (alloc_aux_for_block): Remove inline.
3397 (alloc_aux_for_edge): Likewise.
3399 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3401 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3403 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3405 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3406 * config/i386/sol2-gas.h: New file.
3407 * config.gcc (i[34567]86-*-solaris2*): Use it.
3409 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3412 * c-typeck.c (ep_convert_and_check): New.
3413 (build_conditional_expr): Use it.
3414 (build_binary_op): Likewise.
3416 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3418 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3421 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3422 bounds even for -O+.
3423 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3424 expr needs to have DECL_NAME set.
3426 2010-02-24 Nick Clifton <nickc@redhat.com>
3428 * config/mep/mep.c: Include gimple.h.
3429 (mep_function_uses_sp): Delete unused function.
3430 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3431 parameters. Use unsigned integers to count args. Return a
3432 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3434 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3437 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3438 greater or equal to nelt instead of 2 * nelt.
3439 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3442 2010-02-23 Jason Merrill <jason@redhat.com>
3445 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3446 in cfun->local_decls even if they have register types.
3449 * stor-layout.c (place_field): Don't warn about unnecessary
3450 DECL_PACKED if the type is packed.
3452 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3455 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3456 GOTOFF relocs, even when the base reg isn't pic pointer.
3458 2010-02-23 Michael Matz <matz@suse.de>
3461 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3462 (expand_gimple_basic_block): Generate and use debug temps if there
3463 are debug uses left after the last real use of TERed ssa names.
3464 Unlink debug immediate uses when they are expanded.
3466 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3469 * config/i386/i386.c (override_options): Reorganise to provide
3470 better error messages.
3472 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3475 * graphite-scop-detection.c (create_single_exit_edge): Move
3476 the call to find_single_exit_edge to....
3477 (create_sese_edges): ...here. Don't handle multiple edges
3478 exiting the function.
3479 (build_graphite_scops): Don't handle multiple edges
3480 exiting the function.
3482 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3485 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3486 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3488 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3491 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3493 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3496 * c-typeck.c (convert_arguments): Print declaration location.
3497 * c-common.c (validate_nargs): Rename as
3498 builtin_function_validate_nargs.
3499 (check_builtin_function_arguments): Update.
3501 2010-02-22 Richard Guenther <rguenther@suse.de>
3504 * tree-inline.c (declare_return_variable): Use the type of
3505 the call stmt lhs if available.
3507 2010-02-22 Duncan Sands <baldrick@free.fr>
3509 * passes.c (register_pass): Always consider all pass lists when
3510 ref_pass_instance_number is zero.
3512 2010-02-22 Richard Guenther <rguenther@suse.de>
3514 PR tree-optimization/42749
3515 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3516 parameter. Do arithmetic in the original type.
3517 (update_accumulator_with_ops): Likewise.
3518 (adjust_accumulator_values): Adjust.
3520 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3522 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3523 (QI to BLKmode splitter): New splitter.
3525 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3527 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3528 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3530 2010-02-22 Richard Guenther <rguenther@suse.de>
3532 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3534 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3536 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3537 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3538 ($(T)crti.o, $(T)crtn.o): Remove rules.
3540 2010-02-21 Tobias Burnus <burnus@net-b.de>
3543 * doc/invoke.texi (-fassociative-math): Document that this
3544 option is automatically enabled for Fortran.
3546 2010-02-20 David S. Miller <davem@davemloft.net>
3548 * configure.ac: Test if linker and assembler properly support
3549 GOTDATA_OP relocations.
3550 * configure: Rebuild.
3551 * config.in: Likewise.
3552 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3553 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3554 (movsi_high_pic): Likewise.
3555 (movdi_lo_sum_pic): Likewise.
3556 (movdi_high_pic): Likewise.
3557 (movsi_pic_gotdata_op): New pattern.
3558 (movdi_pic_gotdata_op): Likewise.
3559 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3560 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3562 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3566 attribute to ssemul.
3567 (xop_mulv2div2di3_high): Ditto.
3569 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3572 * c.opt (Wconversion-null): New option.
3573 * doc/invoke.texi (Wconversion-null): Document.
3575 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3577 * common.opt (Wlarger-than-): Add Undocumented.
3579 2010-02-19 Mike Stump <mikestump@comcast.net>
3581 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3583 2010-02-19 Jason Merrill <jason@redhat.com>
3586 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3587 * configure: Likewise.
3589 2010-02-20 Alan Modra <amodra@gmail.com>
3592 * cgraph.h (cgraph_make_decl_local): Declare.
3593 * cgraph.c (cgraph_make_decl_local): New function.
3594 (cgraph_make_node_local): Use it.
3595 * cgraphunit.c (cgraph_function_versioning): Likewise.
3596 * ipa.c (function_and_variable_visibility): Likewise.
3598 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3601 * except.c (sjlj_emit_function_enter): Don't call
3602 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3604 * rtl.h (add_reg_br_prob_note): Remove prototype.
3606 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3609 * c-common.c (conversion_warning): Remove widening conversions
3610 before checking the conversion of integers to reals.
3612 2010-02-19 Mike Stump <mikestump@comcast.net>
3615 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3618 * cgraphunit.c (process_function_and_variable_attributes): Check
3619 DECL_PRESERVE_P instead of looking up attribute "used".
3620 * ipa-pure-const.c (check_decl): Likewise.
3621 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3622 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3623 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3624 instead of attribute "used".
3625 * config/sol2-c.c (solaris_pragma_init): Likewise.
3626 (solaris_pragma_fini): Likewise.
3628 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3630 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3631 Use XCNEW instead of xcalloc.
3632 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3633 XNEW instead of xmalloc.
3634 (get_fields): Use XNEWVEC instead of xmalloc.
3637 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3638 populate vars array.
3639 (create_new_general_access): For debug stmts just reset value.
3640 (get_stmt_accesses): For accesses within debug stmts just record them
3641 using add_access_to_acc_sites instead of preventing the peeling or
3642 counting them as accesses.
3645 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3647 2010-02-19 Richard Guenther <rguenther@suse.de>
3649 PR tree-optimization/42916
3650 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3653 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3655 * configure.ac: Replace all uses of changequote in macro arguments
3656 with proper quoting.
3658 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3661 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3663 2010-02-19 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/42944
3666 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3667 test for aliasing with errno.
3669 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3672 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3673 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3674 * dojump.c: Include output.h.
3675 (inv): New inline function.
3676 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3677 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3678 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3679 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3680 argument, pass it down to other calls.
3681 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3682 add REG_BR_PROB note to the conditional jump.
3683 * cfgexpand.c (add_reg_br_prob_note): Removed.
3684 (expand_gimple_cond): Don't call it, add the probability
3685 as last argument to jumpif_1/jumpifnot_1.
3686 * Makefile.in (dojump.o): Depend on output.h.
3687 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3689 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3690 * stmt.c (do_jump_if_equal): Likewise.
3691 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3692 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3693 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3695 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3696 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3697 jumpifnot_1 callers.
3698 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3700 (store_expr): Adjust jumpifnot caller.
3701 (store_constructor): Adjust jumpif caller.
3704 * gimplify.c (gimple_boolify): For __builtin_expect call
3705 gimple_boolify also on its first argument.
3707 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3709 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3711 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3712 * configure: Regenerated.
3714 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3716 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3717 lang_hooks.types_compatible_p instead of comptypes.
3719 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3721 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3722 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3723 if __prefer_thumb__ is defined.
3725 2010-02-18 Martin Jambor <mjambor@suse.cz>
3727 PR tree-optimization/43066
3728 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3729 array with zero-sized element type.
3731 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3733 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3734 rtx, allocate struct var_loc_node here and return it to the
3735 caller, and only if it is actually needed.
3736 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3737 move it earlier and return immediately if it returns NULL.
3739 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3741 * config/sparc/gas.h: New file. Restore
3742 TARGET_ASM_NAMED_SECTION to its ELF default.
3743 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3745 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3746 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3747 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3748 after sparc/sysv4.h.
3750 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3752 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3754 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3756 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3757 patterns from predicated pattern.
3759 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3763 for insn mnemonic suffix.
3765 2010-02-17 Richard Guenther <rguenther@suse.de>
3767 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3770 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3773 * caller-save.c (save_call_clobbered_regs): If BB ends with
3774 a DEBUG_INSN, move any notes in between last real insn and the last
3775 DEBUG_INSN after the last DEBUG_INSN.
3777 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3779 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3780 Fix return type. Fix argument type. Explain meaning of return value.
3782 2010-02-16 Richard Guenther <rguenther@suse.de>
3784 PR tree-optimization/41043
3785 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3786 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3788 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3790 2010-02-16 Ira Rosen <irar@il.ibm.com>
3792 PR tree-optimization/43074
3793 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3794 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3795 vectorizable cycles in hybrid SLP check.
3796 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3798 2010-02-16 Richard Guenther <rguenther@suse.de>
3800 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3801 (true_dependence): If memrefs_conflict_p computes must-alias
3802 trust it. Move TBAA check after offset-based disambiguation.
3803 (canon_true_dependence): Likewise.
3805 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3807 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3808 * doc/invoke.texi: Document it.
3809 * var-tracking.c: Include toplev.h and params.h.
3810 (vt_find_locations): Return bool indicating success. Compute
3811 hash sizes unconditionally. Check new parameter, report.
3812 (variable_tracking_main_1): Check vt_find_locations results and
3813 retry. Renamed from...
3814 (variable_tracking_main): ... this. New wrapper to preserve
3815 flag_var_tracking_assignments.
3816 * Makefile.in (var-tracking.o): Adjust dependencies.
3818 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3819 Jakub Jelinek <jakub@redhat.com>
3822 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3823 if weak_import attribute is present.
3824 * config/darwin.c (machopic_select_section): Likewise.
3826 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3828 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3829 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3830 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3831 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3833 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3835 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3838 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3839 Rewrite text to refer to the names.
3841 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3843 * config/i386/i386-builtin-types.def
3844 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3845 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3846 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3847 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3848 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3849 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3850 IX86_BUILTIN_VPERMIL2PS256.
3851 (MULTI_ARG_4_DF2_DI_I): Defined.
3852 (MULTI_ARG_4_DF2_DI_I1): Defined.
3853 (MULTI_ARG_4_SF2_SI_I): Defined.
3854 (MULTI_ARG_4_SF2_SI_I1): Defined.
3855 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3856 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3857 __builtin_ia32_vpermil2ps256.
3858 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3859 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3860 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3861 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3862 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3863 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3864 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3865 CODE_FOR_xop_vpermil2v8sf3.
3866 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3867 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3868 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3869 (_mm256_permute2_pd): New.
3870 (_mm_permute2_ps): New.
3871 (_mm256_permute2_ps): New.
3873 2010-02-15 Nick Clifton <nickc@redhat.com>
3875 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3876 boolean parameters. Use emit_jump_insn when emitting a pop
3877 instruction containing a return insn.
3878 (push): Use 'true' rather than '1' as second parameter to F.
3879 (h8300_expand_prologue): Likewise.
3880 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3881 (h8300_expand_epilogue): Likewise.
3883 2010-02-15 Richard Guenther <rguenther@suse.de>
3886 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3889 2010-02-15 Nick Clifton <nickc@redhat.com>
3891 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3894 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3896 * intl.c (fake_ngettext): New function.
3897 * intl.h (fake_ngettext): Declare.
3898 (ngettext): Define macro.
3899 * collect2.c (notice_translated): New function.
3900 (main): Use notice_translated and ngettext.
3901 * collect2.h (notice_translated): Declare.
3903 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3905 * reorg.c (delete_computation): Comment fixes.
3906 * caller-save.c (setup_save_areas): Idem.
3907 * sel-sched-dump.c (dump_lv_set): Idem.
3910 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3912 * config/s390/s390.c (s390_sched_init): New function.
3913 (TARGET_SCHED_INIT): Target hook defined.
3915 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3916 Jack Howarth <howarth@bromo.med.uc.edu>
3917 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3920 Partial revert of unintended change in fix for PR41605.
3921 * config/darwin.h: Fix typo.
3922 * config/darwin9.h: Same.
3924 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3926 * c-pch.c (pch_init): Clear v.
3928 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3931 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3932 graphite_can_represent_init for MULT_EXPR.
3934 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3938 * graphite-sese-to-poly.c (remove_phi): New.
3939 (translate_scalar_reduction_to_array): Call remove_phi.
3941 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3944 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3945 * graphite-clast-to-gimple.h (gloog): Update declaration.
3946 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3947 * graphite-poly.h (struct poly_bb): Add missing comments.
3948 (struct scop): Add poly_scop_p field.
3950 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3951 * graphite.c (graphite_transform_loops): Build the polyhedral
3952 representation for each scop before code generation.
3953 * sese.c (rename_variables_in_operand): Removed.
3954 (rename_variables_in_expr): Return the renamed expression.
3955 (rename_sese_parameters): New.
3956 * sese.h (rename_sese_parameters): Declared.
3958 2010-02-11 Richard Guenther <rguenther@suse.de>
3960 PR tree-optimization/42998
3961 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3962 POINTER_PLUS_EXPR properly.
3964 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3965 Changpeng Fang <changpeng.fang@amd.com>
3968 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3969 the cost of an IV candidate when the IV is used in a test against zero.
3971 * gcc.dg/tree-ssa/ivopts-3.c: New.
3973 2010-02-11 Richard Guenther <rguenther@suse.de>
3976 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3977 pointer-vs-decl case by swapping refs. Handle some cases
3978 of pointer-vs-decl disambiguations more conservatively.
3979 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3980 to false after expanding.
3982 2010-02-11 Richard Guenther <rguenther@suse.de>
3985 * gcc.c (process_command): Handle LTO file@offset case more
3988 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3990 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3991 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3993 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3995 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3996 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3997 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3998 Optimize eq/ne comparisons when both arguments are known to be
4000 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4001 Don't mask operands unnecessarily if they are known to be already
4004 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4006 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4009 2010-02-10 Richard Guenther <rguenther@suse.de>
4011 PR tree-optimization/43017
4012 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4013 for wrapping signed arithmetic.
4015 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4018 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4019 if no debug info should be emitted for it.
4021 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4023 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4024 note when flag_exceptions is set.
4026 2010-02-10 Duncan Sands <baldrick@free.fr>
4028 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4030 2010-02-10 Richard Guenther <rguenther@suse.de>
4033 * tree.c (get_unwidened): Handle constants.
4034 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4036 2010-02-10 Martin Jambor <mjambor@suse.cz>
4039 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4040 check for variable argument counts independently.
4042 2010-02-10 Christian Bruel <christian.bruel@st.com>
4045 * config/sh/sh.c (find_barrier): Increase length for non delayed
4046 conditional branches.
4048 2010-02-10 Christian Bruel <christian.bruel@st.com>
4050 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4052 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4054 * builtins.c (set_builtin_user_assembler_name): Also handle
4055 ffs if int is smaller than word.
4057 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4060 * ira-conflicts.c (get_dup): Remove.
4061 (process_reg_shuffles): Add new parameter. Use it as an
4062 additional guard for copy generation.
4063 (add_insn_allocno_copies): Rewrite.
4065 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4067 * common.opt (fsched2-use-traces): Preserved for backward
4069 * doc/invoke.texi: Remove the documentation about option
4070 -fsched2-use-traces.
4071 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4072 flag_sched2_use_traces.
4073 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4074 the backward compatibility flag section.
4076 2010-02-09 Richard Guenther <rguenther@suse.de>
4078 PR tree-optimization/43008
4079 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4080 make HEAP variables initialized from global memory if they
4081 are not known builtin functions.
4082 (find_func_aliases): Adjust.
4084 2010-02-09 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/43000
4087 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4088 arithmetic manually.
4090 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4092 PR tree-optimization/42931
4093 * tree-loop-linear.c (try_interchange_loops): Don't call
4094 double_int_mul if estimated_loop_iterations failed.
4096 2010-02-08 Martin Jambor <mjambor@suse.cz>
4099 * tree-sra.c (build_accesses_from_assign): Do not mark in
4100 should_scalarize_away_bitmap if stmt has volatile ops.
4101 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4104 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4106 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4108 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4110 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4113 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4116 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4118 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4121 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4122 to unknown_dependence.
4123 (graphite_legal_transform_dr): Handle the unknown_dependence.
4124 (graphite_carried_dependence_level_k): Same.
4126 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4128 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4130 2010-02-07 Richard Guenther <rguenther@suse.de>
4133 * expr.c (get_inner_reference): Always initialize *pbitsize.
4135 2010-02-07 Richard Guenther <rguenther@suse.de>
4138 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4139 new ARRAY_REFs on variable size element or minimal index arrays.
4141 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4142 gimple_fold_indirect_ref.
4144 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4147 * arm.c (arm_override_options): Just return if the user has specified
4148 an invalid fpu name.
4150 2010-02-03 Jason Merrill <jason@redhat.com>
4153 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4154 i386_pe_maybe_record_exported_symbol.
4156 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4159 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4160 (pa_delegitimize_address): New function.
4162 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4164 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4165 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4167 2010-02-05 Richard Guenther <rguenther@suse.de>
4170 * lto-streamer-in.c (get_resolution): Deal with references
4171 to undefined functions.
4173 2010-02-05 Richard Guenther <rguenther@suse.de>
4175 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4176 (fold_const_aggregate_ref): Likewise.
4177 (ccp_fold_stmt): Substitute loads.
4178 (maybe_fold_reference): Verify types before substituting.
4180 (fold_gimple_assign): Unshare properly.
4181 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4183 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4185 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4186 for rs6000_gen_cell_microcode.
4188 2010-02-04 Richard Guenther <rguenther@suse.de>
4190 PR rtl-optimization/42952
4191 * dse.c (const_or_frame_p): Remove MEM handling.
4193 2010-02-04 Nick Clifton <nickc@redhat.com>
4195 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4196 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4197 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4198 (mn10300_asm_output_mi_thunk): New function.
4199 (mn10300_can_output_mu_thunk): New function.
4200 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4201 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4202 (FUNCTION_ARG): Delete incorrect comment.
4204 2010-02-03 Jason Merrill <jason@redhat.com>
4207 * fold-const.c (operand_equal_p): Handle erroneous types.
4209 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4211 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4213 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4215 PR rtl-optimization/42941
4216 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4219 2010-02-03 Jason Merrill <jason@redhat.com>
4222 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4224 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4227 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4228 (cselib_reset_table): Renamed from...
4229 (cselib_reset_table_with_next_value): ... this.
4230 (cselib_get_next_uid): Renamed from...
4231 (cselib_get_next_unknown_value): ... this.
4232 * cselib.c (next_uid): Renamed from...
4233 (next_unknown_value): ... this.
4234 (cselib_clear_table): Adjust.
4235 (cselib_reset_table): Adjust. Renamed from...
4236 (cselib_reset_table_with_next_value): ... this.
4237 (cselib_get_next_uid): Adjust. Renamed from...
4238 (cselib_get_next_unknown_value): ... this.
4239 (get_value_hash): Use hash.
4240 (cselib_hash_rtx): Likewise.
4241 (new_cselib_val): Adjust. Set and dump uid.
4242 (cselib_lookup_mem): Pass next_uid as hash.
4243 (cselib_subst_to_values): Likewise.
4244 (cselib_log_lookup): Dump uid.
4245 (cselib_lookup): Pass next_uid as hash. Adjust.
4246 (cselib_process_insn): Adjust.
4247 (cselib_init): Initialize next_uid.
4248 (cselib_finish): Adjust.
4249 (dump_cselib_table): Likewise.
4250 * dse.c (canon_address): Dump value uid.
4251 * print-rtl.c (print_rtx): Print value uid.
4252 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4254 (dv_uid): New function, sort of renamed from...
4255 (dv_htab_hash): ... this, reimplemented in terms of it and...
4256 (dv_uid2hash): ... this. New.
4257 (variable_htab_eq): Drop excess assertions.
4258 (tie_break_pointers): Removed.
4259 (canon_value_cmp): Compare uids.
4260 (variable_post_merge_New_vals): Print uids.
4261 (vt_add_function_parameters): Adjust.
4262 (vt_initialize): Reset table. Adjust.
4264 2010-02-03 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/42944
4267 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4268 (call_may_clobber_ref_p_1): Likewise. Properly handle
4269 malloc and calloc clobbering errno.
4271 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4273 * doc/invoke.texi: Fix name of sched1 dump.
4275 * opts.c (decode_options): Set flag_tree_switch_conversion
4276 only conditionally on optimize >= 2.
4278 * gcse.c: Assorted comment fixes in pass description.
4280 2010-02-03 Anthony Green <green@moxielogic.com>
4282 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4283 nop padding in order to maintain alignment of storage location of
4284 target function address.
4285 (moxie_trampoline_init): Store target function address at newly
4287 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4289 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4291 2010-02-03 Richard Guenther <rguenther@suse.de>
4294 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4296 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4298 * config.gcc: Reenable check for obsolete targets.
4299 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4300 mips-sgi-irix6.[0-4]*.
4302 2010-02-02 Nick Clifton <nickc@redhat.com>
4304 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4305 constant size of 4 as being the same as 0.
4306 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4307 can take values in the range 0..4.
4309 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4312 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4313 as _darwin10_Unwind_FindEnclosingFunction().
4314 * libgcc-libsystem.ver: New.
4316 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4319 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4320 implicitly set registers.
4322 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4324 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4325 (arm_override_options): Allow automatic selection of the thread
4326 pointer register if thumb2.
4327 (legitimize_pic_address): Improve code sequences for Thumb2.
4328 (arm_call_tls_get_addr): Likewise.
4329 (legitimize_tls_address): Likewise.
4330 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4331 (pic_load_addr_32bit): ... this. New named pattern.
4332 * thumb2.md (pic_load_addr_thumb2): Delete.
4333 (pic_load_dot_plus_four): Delete.
4334 (tls_load_dot_plus_four): New named pattern.
4336 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4339 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4340 Document fix for TLS bug.
4342 2010-01-31 Richard Guenther <rguenther@suse.de>
4344 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4345 conservatively correct.
4347 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4351 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4353 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4355 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4357 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4359 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4361 * config.gcc: Adjust order of makefile fragments for mingw targets.
4363 2010-01-31 Richard Guenther <rguenther@suse.de>
4366 * gimplify.c (gimplify_init_constructor): For volatile LHS
4367 initialize a temporary.
4369 2010-01-31 Matthias Klose <doko@ubuntu.com>
4371 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4373 * configure: Regenerate.
4375 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4377 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4378 the same alias set and their sizes different constantness.
4379 (aliasing_component_refs_p): Revert 2009-10-24 change.
4381 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4383 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4386 2010-01-29 Richard Guenther <rguenther@suse.de>
4388 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4389 Assert we successfully updated the call.
4391 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4393 PR rtl-optimization/42889
4394 * df.h (df_set_bb_dirty_nonlr): New prototype.
4395 * df-core.c (df_set_bb_dirty_nonlr): New function.
4396 * df-scan.c (df_insn_rescan): Call it instead of
4397 df_set_bb_dirty for DEBUG_INSNs.
4399 2010-01-29 Richard Guenther <rguenther@suse.de>
4402 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4403 quadratic behavior in most cases.
4405 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4409 in the call to gen_x86_movsicc_0_m1.
4411 2010-01-28 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/42871
4414 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4416 2010-01-28 Richard Guenther <rguenther@suse.de>
4418 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4419 into call arguments.
4421 2010-01-28 Richard Guenther <rguenther@suse.de>
4424 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4425 the forwarder if the destination is an EH landing pad.
4427 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4429 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4430 block list passed to gimple_duplicate_sese_tail.
4431 (parallelize_loops): Avoid parallelization when the function
4433 Avoid parallelization when the preheader is IRREDUCIBLE.
4434 Try to optimize when estimated_loop_iterations_int is unresolved.
4435 Add the loop's location to the dump file.
4436 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4437 (gimple_duplicate_sese_tail): Remove the check for the latch.
4438 Redirect nexits to the exit block.
4439 Remove handling of the incoming edges to the latch.
4440 Redirect the backedge from the copied latch to the exit bb.
4442 2010-01-28 Michael Matz <matz@suse.de>
4445 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4446 Wrap force_reg into a sequence, emit it before user.
4448 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4450 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4452 (arm_legacy_rev): Likewise.
4453 (thumb_legacy_rev): Likewise.
4455 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4457 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4458 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4459 on MEM's address failed, try avoid_constant_pool_reference and
4460 recurse if it returned something different.
4461 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4462 address, try avoid_constant_pool_reference and recurse if it
4463 returned something different.
4464 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4465 address and avoid_constant_pool_reference returned something
4466 different, don't set have_address.
4468 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4471 * var-tracking.c (val_store): Add modified argument, obey it.
4473 (count_uses): Move down logging of main.
4474 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4475 don't need resolution.
4476 (emit_notes_in_bb): Likewise.
4478 2010-01-27 Richard Guenther <rguenther@suse.de>
4481 * tree-inline.c (remap_decl): Delay remapping of SSA name
4482 default definitions until we need them.
4484 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4486 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4487 (rs6000_delegitimize_address): New function.
4489 * config/s390/s390.c (s390_delegitimize_address): Call
4490 delegitimize_mem_from_attrs.
4493 * tree-inline.c (cannot_copy_type_1): Removed.
4494 (copy_forbidden): Don't forbid copying of functions containing
4495 records/unions with variable length fields.
4497 2010-01-27 Christian Bruel <christian.bruel@st.com>
4501 * config/sh/sh.c (find_barrier): Increase length for non delayed
4502 conditional branches.
4504 2010-01-27 Matthias Klose <doko@ubuntu.com>
4506 * configure.ac (gnu-unique-object): Fix ldd version check.
4507 * configure: Regenerate.
4509 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4511 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4513 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4514 Test for HAVE_GNU_AS value.
4516 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4518 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4519 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4520 INT64_TYPE): Define.
4521 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4522 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4523 INT_LEAST64_TYPE): Define.
4524 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4525 UINT_LEAST64_TYPE): Define.
4526 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4527 INT_FAST64_TYPE): Define.
4528 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4529 UINT_FAST64_TYPE): Define.
4530 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4531 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4532 (SIG_ATOMIC_TYPE): Define.
4534 2010-01-26 Richard Guenther <rguenther@suse.de>
4536 * df-scan.c (df_scan_set_bb_info): Remove assert.
4537 (df_insn_rescan_debug_internal): Merge asserts.
4538 (df_install_ref): Likewise.
4539 (df_mark_reg): Use bitmap_set_range.
4540 (df_hard_reg_used_p): Remove assert.
4541 (df_hard_reg_used_count): Likewise.
4543 2010-01-26 Richard Guenther <rguenther@suse.de>
4545 PR rtl-optimization/42685
4546 * web.c (web_main): Ignore DEBUG_INSNs.
4548 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4550 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4552 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4553 Fix types of fndecl and arglist parameters.
4555 2010-01-26 Richard Guenther <rguenther@suse.de>
4558 * tree-eh.c (unsplit_eh): Skip debug insns.
4560 2010-01-26 Richard Guenther <rguenther@suse.de>
4562 PR tree-optimization/42250
4563 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4565 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4568 * omp-low.c (expand_omp_sections): Only use single_pred if
4569 l2_bb is single_pred_p.
4571 2010-01-25 Christian Bruel <christian.bruel@st.com>
4574 * config/sh/sh.c (find_barrier): Increase length for non delayed
4575 conditional branches.
4576 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4578 2010-01-24 David S. Miller <davem@davemloft.net>
4580 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4581 define if not using GAS.
4582 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4583 Likewise. Delete SECTION_MERGE code, which is only applicable
4586 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4589 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4590 mangling of va_list in system headers.
4592 2010-01-23 Toon Moene <toon@moene.org>
4594 * tree-predcom.c (combine_chains): Return NULL, not false.
4596 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4598 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4599 initialization of variable res to agree with return type.
4601 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4603 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4604 * tree-sra.c: Add include of expr.h.
4606 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4608 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4609 insert the debug stmt on the single non-EH edge from the stmt.
4611 2010-01-22 Richard Henderson <rth@redhat.com>
4614 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4615 the RHS until after generate_subtree_copies has insertted its
4616 code before the current statement.
4618 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4620 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4622 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4624 2010-01-21 Martin Jambor <mjambor@suse.cz>
4626 PR tree-optimization/42585
4627 * tree-sra.c (struct access): New field grp_total_scalarization.
4628 (dump_access): Dump the new field.
4629 (should_scalarize_away_bitmap): New variable.
4630 (cannot_scalarize_away_bitmap): Likewise.
4631 (sra_initialize): Allocate new bitmaps.
4632 (sra_deinitialize): Free new bitmaps.
4633 (create_access_1): New function.
4634 (create_access): Parts moved to create_access_1.
4635 (type_consists_of_records_p): New function.
4636 (completely_scalarize_record): Likewise.
4637 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4638 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4639 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4641 (analyze_all_variable_accesses): Completely scalarize small eligible
4644 2010-01-21 Martin Jambor <mjambor@suse.cz>
4646 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4648 2010-01-21 Andrew Haley <aph@redhat.com>
4650 * gcc.c (process_command): Move lang_specific_driver before
4651 setting cc_libexec_prefix.
4653 2010-01-21 Richard Guenther <rguenther@suse.de>
4656 * fold-const.c (negate_expr_p): Pretend only negative
4657 real constants are easily negatable.
4659 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4660 Jason Merrill <jason@redhat.com>
4662 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4663 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4664 * calls.c (initialize argument_information): Handle it.
4665 * c-common.c (handle_transparent_union_attribute): Use new name.
4666 * c-decl.c (finish_struct): Ditto.
4667 * c-typeck.c (type_lists_compatible_p): Ditto.
4668 (convert_for_assignment): Use new name and also handle record.
4669 * function.c (aggregate_value_p): Handle it.
4670 (pass_by_reference): Ditto.
4671 (assign_parm_data_types): Ditto.
4672 * print-tree.c (print_node): Ditto.
4673 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4674 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4675 * tree.c (first_field): New fn.
4677 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4680 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4681 even when linking statically, for now.
4683 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4686 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4687 without a cselib val.
4688 (count_uses): Accept MO_VAL_SET with no val on stores.
4689 (add_stores): Likewise.
4691 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4693 * var-tracking.c (check_value_val): Add a compile time assertion.
4694 (dv_is_decl_p): Simplify.
4695 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4696 gcc_assert if ENABLE_CHECKING.
4698 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4701 * var-tracking.c: Include tree-flow.h.
4702 (mem_dies_at_call): New.
4703 (dataflow_set_preserve_mem_locs): Use it.
4704 (dataflow_set_remove_mem_locs): Likewise.
4705 (dump_var): Renamed from dump_variable. Adjust all callers.
4706 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4707 * Makefile.in (var-tracking.o): Adjust deps.
4709 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4711 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4713 2010-01-20 Richard Guenther <rguenther@suse.de>
4715 PR tree-optimization/42717
4716 * tree-ssa-dce.c (get_live_post_dom): Remove.
4717 (forward_edge_to_pdom): Take an arbitrary edge to copy
4718 degenerate PHI args from.
4719 (remove_dead_stmt): Use the first post-dominator even if it
4720 does not contain live statements as redirection destination.
4722 2010-01-20 Richard Guenther <rguenther@suse.de>
4724 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4726 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4728 * sel-sched.c (create_speculation_check): Remove set but not used
4730 (try_transformation_cache): Remove set but not used variable ds.
4731 (calculate_privileged_insns): Remove set but not used variables
4732 cur_insn and min_spec_insn.
4733 (find_best_expr): Remove set but not used variable avail_n.
4734 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4736 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4738 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4739 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4742 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4745 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4746 cpu types. Add support for *-sse3 cpu types.
4747 (x86_64-*-*): Ditto.
4749 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4752 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4753 argument, call initializer_constant_valid_p_1 instead of
4754 initializer_constant_valid_p, pass CACHE to it, return NULL
4755 immediately if first call returns NULL.
4756 (initializer_constant_valid_p_1): New function.
4757 (initializer_constant_valid_p): Use it.
4759 2010-01-20 Thomas Quinot <quinot@adacore.com>
4761 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4763 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4765 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4766 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4767 (loc_list_from_tree): Don't handle unsigned division. Handle
4768 signed modulo using DW_OP_{over,over,div,mul,minus}.
4769 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4770 modulo instead of signed.
4772 2010-01-20 DJ Delorie <dj@redhat.com>
4774 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4776 (h8300_emit_stack_adjustment): Propogate it.
4778 (h8300_expand_prologue): Likewise.
4779 (h8300_expand_epilogue): Likewise.
4781 2010-01-19 Michael Matz <matz@suse.de>
4783 PR tree-optimization/41783
4784 * tree-data-ref.c (toplevel): Include flags.h.
4785 (dump_data_dependence_relation): Also dump the inputs if the
4786 result will be unknown.
4787 (split_constant_offset_1): Look through some conversions.
4788 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4789 the offset from last element is too large.
4790 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4791 (reassociate_to_the_same_stmt): Handle vector registers.
4792 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4794 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4795 wide_prolog_niters argument, emit widening instructions.
4796 (vect_do_peeling_for_alignment): Adjust caller, use widened
4797 variant of the iteration cound.
4798 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4800 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4803 * config/arm/neon-testgen.m (emit_automatics): New parameter
4804 features. Adjust for Fixed_return_reg feature.
4805 (test_intrinsic): Call emit_automatics with new feature.
4806 * config/arm/neon.ml: Update copyright years.
4807 (features): New Fixed_return_reg feature.
4808 (ops): Update feature for Vget_low.
4810 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4812 PR tree-optimization/42719
4813 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4817 * fwprop.c (all_uses_available_at): Return false if def_set dest
4818 is a REG that is used in def_insn.
4820 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4822 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4824 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4827 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4829 * target.h (struct gcc_target) <secondary_reload>: Change type
4830 of last argument to secondary_reload_info *.
4832 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4835 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4836 memory references with unaligned offsets. Remove CQImode handling.
4837 (unaligned_memory_operand): Return 1 for memory references with
4838 unaligned offsets. Remove CQImode handling.
4840 2010-01-18 Richard Guenther <rguenther@suse.de>
4843 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4846 2010-01-18 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/42781
4849 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4850 restrict processing only if the original variable was artificial.
4852 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4854 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4855 find number of popped argument bytes.
4857 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4858 Fix the text that describes the return value for invalid insns.
4860 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4862 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4863 Clarify what 'cost of the -dependence' is. Fix quoting.
4865 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4866 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4868 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4870 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4871 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4873 2010-01-17 Richard Guenther <rguenther@suse.de>
4876 * function.c (split_complex_args): Take a VEC to modify.
4877 (assign_parms_augmented_arg_list): Build a VEC instead of
4878 a chain of PARM_DECLs.
4879 (assign_parms_unsplit_complex): Take a VEC of arguments.
4880 Do not fixup unmodified parms.
4881 (assign_parms): Deal with the VEC.
4882 (gimplify_parameters): Likewise.
4884 2010-01-17 Richard Guenther <rguenther@suse.de>
4886 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4887 node existence check.
4888 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4889 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4890 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4891 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4892 (gimple_execute_on_growing_pred): Likewise.
4894 2010-01-17 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/42773
4897 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4898 (compute_antic_aux): Likewise.
4899 (compute_partial_antic_aux): Likewise.
4901 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4904 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4907 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4909 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4912 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4913 Fix markup for strict argument.
4915 (TARGET_SCHED_REORDER2): Fix argument types.
4917 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4918 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4920 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4921 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4923 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4926 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4927 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4928 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4929 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4930 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4932 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4934 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4936 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4937 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4939 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4941 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4944 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4946 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4947 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4949 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4951 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4953 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4954 referring to it. Fix language.
4956 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4958 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4960 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4962 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4964 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4965 '@var{stream}. Remove stray 'and'.
4967 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4969 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4971 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4973 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4974 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4976 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4977 Fix description of return value.
4978 Rename argument "sz" to "len."
4980 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4981 Clarify meaning of 'true' return value.
4983 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4985 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4986 rep_mode versus mode_rep.
4988 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4990 (TARGET_BUILTIN_DECL): Fix name.
4992 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4994 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4996 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4998 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5000 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5002 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5005 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5006 Rename argument tm_fn to md_fn.
5008 (TARGET_OPTION_PRINT): Fix argument list.
5010 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5013 * config/i386/i386.c (ix86_fixup_binary_operands):
5014 Revert FMA4 fixup of operands.
5016 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5019 * Makefile.in (write_entries_to_file, install-plugin):
5020 Use \012 instead of \n with tr.
5022 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5024 * configure.ac (HAVE_AS_REF): New C macro.
5025 * configure: Regenerate.
5026 * config.in: Likewise.
5027 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5029 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5032 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5034 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5036 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5038 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5040 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5042 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5044 (TARGET_BINDS_LOCAL_P): Fix argument type.
5046 (TARGET_ASM_FILE_END): Use prototype.
5048 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5050 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5052 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5054 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5056 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5057 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5059 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5060 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5062 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5063 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5064 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5065 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5067 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5069 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5071 (TARGET_INIT_BUILTINS): Use prototype.
5073 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5074 Put 'const char *' in braces. Fix parameter types.
5075 (TARGET_INVALID_CONVERSION): Fix parameter types.
5076 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5077 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5079 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5082 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5084 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5086 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5088 * doc/tm.texi (TARGET_HELP): Fix return type.
5090 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5091 in braces. Fix argument types.
5093 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5095 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5097 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5099 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5100 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5102 (TARGET_MANGLE_TYPE): Fix argument types.
5104 (TARGET_IRA_COVER_CLASSES): Use prototype.
5106 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5108 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5110 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5112 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5114 (TARGET_CALLEE_COPIES): Fix argument types.
5116 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5118 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5120 (TARGET_FUNCTION_VALUE): Fix argument types.
5122 (TARGET_RETURN_IN_MSB): Fix argument type.
5124 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5126 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5128 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5130 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5131 agree with return type.
5133 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5135 2010-01-15 Jing Yu <jingyu@google.com>
5137 PR rtl-optimization/42691
5138 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5139 a pseudo to a constant and are merged, and adjust comments.
5141 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5143 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5145 2010-01-15 Richard Guenther <rguenther@suse.de>
5148 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5149 labels of computed or non-local gotos to the destination.
5150 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5151 landing pad label is the first label.
5153 2010-01-15 Richard Guenther <rguenther@suse.de>
5155 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5157 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5160 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5161 to allow generation of the xssqrtdp instruction on power7.
5162 (sqrtdf2_fpr): Ditto.
5164 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5167 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5168 functions with noreturn attribute.
5171 * varasm.c (declare_weak): Add weak attribute to decl if it
5172 doesn't have one already.
5173 (assemble_external): Only add decls to weak_decls if they also
5174 have weak attribute.
5176 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5178 * var-tracking.c (var_reg_delete): Don't delete the association
5179 between REGs and values or one-part variables if the register
5182 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5185 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5186 because its first operand is a non-localized variable.
5188 2010-01-14 Martin Jambor <mjambor@suse.cz>
5190 PR tree-optimization/42706
5191 * tree-sra.c (encountered_recursive_call): New variable.
5192 (encountered_unchangable_recursive_call): Likewise.
5193 (sra_initialize): Initialize both new variables.
5194 (callsite_has_enough_arguments_p): New function.
5195 (scan_function): Call decl and flags check only for IPA-SRA, check
5196 whether there is a recursive call and whether it has enough arguments.
5197 (all_callers_have_enough_arguments_p): New function.
5198 (convert_callers): Look for recursive calls only when
5199 encountered_recursive_call is set.
5200 (ipa_early_sra): Bail out either if
5201 !all_callers_have_enough_arguments_p or
5202 encountered_unchangable_recursive_call.
5204 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5206 * sel-sched.c: Add 2010 to copyright years.
5207 * sel-sched-ir.c: Likewise.
5208 * sel-sched-ir.h: Likewise.
5210 2010-01-14 Martin Jambor <mjambor@suse.cz>
5212 PR tree-optimization/42714
5213 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5214 constructors specially.
5216 2010-01-14 Andi Kleen <ak@linux.intel.com>
5218 * config/i386/drivers-i386.c (detect_caches_intel):
5219 Add l2sizekb parameter and fill in.
5220 (host_detect_local_cpu): Add l2sizekb, fill in.
5221 Add Atom small cache heuristic.
5223 2010-01-14 Andi Kleen <ak@linux.intel.com>
5225 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5226 Add level3 parameter and fill in.
5227 (detect_caches_intel): Handle level3 cache.
5229 2010-01-14 Andi Kleen <ak@linux.intel.com>
5231 * config/i386/drivers-i386.c (host_detect_local_cpu):
5232 Fix core duo detection.
5234 2010-01-14 Andi Kleen <ak@linux.intel.com>
5236 * config/i386/drivers-i386.c (host_detect_local_cpu):
5239 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5241 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5242 (rs6000_variable_issue_1): this. Use...
5243 (rs6000_variable_issue): here. Reimplement. Print debug info.
5245 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5247 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5248 sel_restore_notes. Update all callers. Call reemit_notes
5251 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5253 PR rtl-optimization/42246
5254 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5257 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5259 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5260 all successors is the same as number of successors in current region.
5262 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5264 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5265 to rename is not separable. Otherwise check that its LHS is not NULL.
5267 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5269 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5271 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5273 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5274 available registers when failed to discover LHS register class.
5275 Fix indentation. Update comment.
5277 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5278 Alexander Monakov <amonakov@ispras.ru>
5280 PR rtl-optimization/42389
5281 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5283 (advance_state_on_fence): Likewise.
5284 (sel_target_adjust_priority): Print debug output only when
5285 sched_verbose >= 4, not 2.
5286 (get_expr_cost): Do not issue all unique insns on the next cycle.
5287 (fill_insns): Initialize can_issue_more from the value saved
5289 * sel-sched-ir.c (flist_add): New parameter issue_more.
5290 Init FENCE_ISSUE_MORE with it.
5291 (merge_fences): Likewise.
5292 (init_fences): Update call to flist_add.
5293 (add_to_fences, add_clean_fence_to_fences)
5294 (add_dirty_fence_to_fences): Likewise.
5295 (move_fence_to_fences): Update call to merge_fences.
5296 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5298 * sel-sched-ir.h (struct _fence): New field issue_more.
5299 (FENCE_ISSUE_MORE): New accessor macro.
5301 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5303 PR rtl-optimization/42388
5304 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5305 that have no predecessors nor successors. Do not call move_bb_info
5306 for empty blocks outside of current region.
5308 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5310 PR rtl-optimization/42294
5311 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5312 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5313 originators' originators.
5315 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5317 PR rtl-optimization/39453
5318 PR rtl-optimization/42246
5319 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5321 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5323 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5324 Alexander Monakov <amonakov@ispras.ru>
5327 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5328 (maybe_tidy_empty_bb): ... here. Make static. Add new
5329 argument. Update all callers.
5330 (tidy_control_flow): ... and here. Recompute topological order
5331 of basic blocks in region if necessary.
5332 (sel_redirect_edge_and_branch): Change return type. Return true
5333 if topological order might have been invalidated.
5334 (purge_empty_blocks): Export and move from...
5335 * sel-sched.c (purge_empty_blocks): ... here.
5336 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5337 (maybe_tidy_empty_bb): Delete prototype.
5338 (purge_empty_blocks): Declare.
5340 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5342 PR rtl-optimization/42249
5343 * sel-sched.c (try_replace_dest_reg): When chosen register
5344 and original register is the same, do not bail out early, but
5345 still check all original insns for validity of replacing destination
5346 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5349 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5352 Port from no-undefined-overflow branch:
5353 2009-03-09 Richard Guenther <rguenther@suse.de>
5355 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5357 2010-01-14 Richard Guenther <rguenther@suse.de>
5360 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5362 2010-01-14 Ira Rosen <irar@il.ibm.com>
5364 PR tree-optimization/42709
5365 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5366 as scalar type in creation of constant vector operand.
5368 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5371 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5372 (check-parallel-%): Match `testsuite' directory component only
5375 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5377 PR translation/39521
5378 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5381 2010-01-13 Richard Guenther <rguenther@suse.de>
5383 PR tree-optimization/42730
5384 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5387 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5390 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5391 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5394 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5396 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5397 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5398 ___umulsi3_highpart.
5400 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5401 rather than schedule_insns if the pass is enabled.
5403 2010-01-13 Martin Jambor <mjambor@suse.cz>
5405 PR tree-optimization/42704
5406 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5409 2010-01-13 Martin Jambor <mjambor@suse.cz>
5411 PR tree-optimization/42703
5412 * tree-sra.c (analyze_access_subtree): Check that we can build a
5413 reference to the original data within the aggregate.
5415 2010-01-13 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/42705
5418 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5420 2010-01-13 Richard Guenther <rguenther@suse.de>
5423 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5425 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5428 * var-tracking.c (values_to_unmark): New variable.
5429 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5430 values_to_unmark vector. Moved body to...
5431 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5432 instead queue it into values_to_unmark vector.
5433 (vt_find_locations): Free values_to_unmark vector.
5435 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5437 * config/s390/s390.c (override_options): Set
5438 default of max-pending-list-length to 256
5440 2010-01-13 Richard Guenther <rguenther@suse.de>
5443 * tree-pass.h (PROP_gimple_lcx): New.
5444 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5445 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5446 before the final cleanup_eh.
5447 (dump_properties): Dump PROP_gimple_lcx.
5448 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5449 (tree_lower_complex_O0): Remove.
5450 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5451 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5452 tree_lower_complex, schedule TODO_update_ssa.
5453 * lto-streamer-out.c (output_function): Stream the functions
5455 * lto-streamer-in.c (input_function): Likewise.
5456 (lto_read_body): Do not override them here.
5458 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5461 * c-typeck.c (build_c_cast): Fold value cast to union type before
5462 wrapping it in a CONSTRUCTOR.
5464 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5466 PR rtl-optimization/42699
5467 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5470 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5472 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5473 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5474 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5475 SUBTARGET_WARN_UNUSED_SPEC): ... here
5476 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5478 2010-01-12 Julian Brown <julian@codesourcery.com>
5480 * config/arm/neon-schedgen.ml (Utils): Don't try to
5481 open missing module.
5482 (find_with_result): New.
5484 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5487 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5488 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5490 PR tree-optimization/42645
5491 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5492 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5493 decl_map, set processing_debug_stmt to -1 and return name without
5496 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5498 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5499 binutils version, and reword target configuration description.
5501 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5503 * config/avr/avr.h (LINKER_NAME): Remove.
5505 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5508 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5509 that support VSX, warn for -mno-altivec if vsx is not disabled,
5512 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5513 Shujing Zhao <pearly.zhao@oracle.com>
5515 PR translation/42469
5516 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5517 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5518 character between option name and help text.
5519 * c.opt (imultilib): Likewise.
5521 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5523 * lto-streamer-out.c (output_unreferenced_globals): Output static
5526 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5528 PR rtl-optimization/42621
5529 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5530 optimizing for size.
5531 (duplicate_computed_gotos): Remove now-redundant check.
5533 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5536 * configure.ac: Save and restore LDFLAGS and LIBS
5537 * configure: Regenerate.
5539 2010-01-10 Richard Guenther <rguenther@suse.de>
5542 * builtins.c (fold_builtin_strlen): Add type argument and
5543 convert the resulting length to it.
5544 (fold_builtin_1): Adjust.
5546 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5548 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5549 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5551 (num_insns_constant_wide): Adjust for that change.
5553 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5556 * web.c (union_defs): Add used argument, to combine uses of
5558 (entry_register): Adjust type and tests of used argument.
5559 (web_main): Widen used for new use. Pass it to union_defs.
5560 * df.h (union_defs): Adjust prototype.
5562 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5565 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5566 uses in new incoming argument. Free body.
5567 (reset_debug_uses_in_loop): New.
5568 (analyze_insn_to_expand_var): Call the latter if the former found
5569 anything. Fix whitespace. Reject invalid dest overlaps before
5570 going through all insns in the loop.
5572 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5575 * haifa-sched.c (dying_use_p): Debug insns don't count.
5577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5580 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5581 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5582 (verify_gimple_call): Reject LHS in noreturn calls.
5584 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5588 * tree-vect-loop-manip.c (adjust_info): New type.
5589 (adjust_vec): New pointer to vector.
5590 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5591 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5592 (slpeel_update_phis_for_duplicate_loop): Use them.
5593 (slpeel_update_phi_nodes_for_guard1): Likewise.
5594 (slpeel_update_phi_nodes_for_guard2): Likewise.
5595 (slpeel_tree_peel_loop_to_edge): Likewise.
5596 (vect_update_ivs_after_vectorizer): Likewise.
5598 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5600 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5601 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5605 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5606 bogus uninitialized warning.
5608 2010-01-09 Richard Guenther <rguenther@suse.de>
5611 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5612 the evolution is compatible with the initial condition.
5614 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5616 * gcc.c (process_command): Update copyright notice dates.
5617 * gcov.c (print_version): Likewise.
5618 * gcov-dump.c (print_version): Likewise.
5619 * mips-tfile.c (main): Likewise.
5620 * mips-tdump.c (main): Likewise.
5622 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5625 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5627 (rotlhi3_8): Delete.
5629 (rotlsi3_8): Delete.
5630 (rotlsi3_16): Delete.
5631 (rotlsi3_24): Delete.
5633 (*rotw<mode>3): New.
5634 (*rotb<mode>3): New.
5635 * config/avr/avr.c (avr_rotate_bytes): New function.
5636 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5638 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5641 * configure.ac: Modify -rdynamic check.
5642 * configure: Regenerate.
5644 2010-01-08 DJ Delorie <dj@redhat.com>
5646 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5647 register popping order.
5649 2010-01-08 Richard Guenther <rguenther@suse.de>
5652 * c.opt (fsigned-char): Also let LTO handle this option.
5653 (funsigned-char): Likewise.
5655 2010-01-07 Richard Guenther <rguenther@suse.de>
5657 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5658 (gimple_op): Likewise.
5659 (gimple_op_ptr): Likewise.
5660 (gimple_assign_set_lhs): Remove gcc_assert.
5661 (gimple_assign_set_rhs1): Likewise.
5662 (gimple_assign_set_rhs2): Likewise.
5663 (gimple_call_set_lhs): Likewise.
5664 (gimple_call_set_fn): Likewise.
5665 (gimple_call_set_fndecl): Likewise.
5666 (gimple_call_fndecl): Likewise.
5667 (gimple_call_return_type): Likewise.
5668 (gimple_call_set_chain): Likewise.
5669 (gimple_call_num_args): Likewise.
5670 (gimple_call_set_arg): Likewise.
5671 (gimple_cond_set_code): Likewise.
5672 (gimple_cond_set_lhs): Likewise.
5673 (gimple_cond_set_rhs): Likewise.
5674 (gimple_cond_set_true_label): Likewise.
5675 (gimple_cond_set_false_label): Likewise.
5676 (gimple_label_set_label): Likewise.
5677 (gimple_goto_set_dest): Likewise.
5678 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5679 (gimple_debug_bind_get_value): Likewise.
5680 (gimple_debug_bind_get_value_ptr): Likewise.
5681 (gimple_debug_bind_set_var): Likewise.
5682 (gimple_debug_bind_set_value): Likewise.
5683 (gimple_debug_bind_reset_value): Likewise.
5684 (gimple_debug_bind_has_value_p): Likewise.
5685 (gimple_return_retval_ptr): Remove gcc_assert.
5686 (gimple_return_retval): Likewise.
5687 (gimple_return_set_retval): Likewise.
5688 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5689 (safe_referenced_var_iterator): Remove.
5690 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5691 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5692 (fill_referenced_var_vec): Remove.
5693 (first_readonly_imm_use): Remove redundant gcc_assert.
5694 (phi_arg_index_from_use): Combine gcc_asserts.
5695 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5696 (first_imm_use_stmt): Remove redundant gcc_assert.
5697 * tree-cfg.c (verify_gimple_call): Verify function and chain
5698 operands. Verify arguments.
5699 (verify_types_in_gimple_stmt): Verify condition code and labels.
5701 2010-01-07 Richard Guenther <rguenther@suse.de>
5703 PR tree-optimization/42641
5704 * sese.c (rename_map_elt_info): Use the SSA name version, do
5707 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5709 PR tree-optimization/42625
5710 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5711 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5713 2010-01-07 Duncan Sands <baldrick@free.fr>
5715 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5717 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5720 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5721 note itself is not function_invariant_p.
5723 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5725 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5726 Do not add the DF_NOTE problem.
5727 * store-motion.c (execute_rtl_store_motion): Likewise.
5729 2010-01-07 Martin Jambor <mjambor@suse.cz>
5731 PR tree-optimization/42157
5732 * tree-sra.c (compare_access_positions): Stabilize sort if both
5733 accesses have integer types, return zero immediately if they are the
5736 2010-01-06 Richard Henderson <rth@redhat.com>
5739 * haifa-sched.c (add_to_note_list): Merge into ...
5740 (concat_note_lists): ... here, and ...
5741 (unlink_other_notes, rm_other_notes): Merge into...
5742 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5743 NOTE_INSN_EPILOGUE_BEG.
5745 2010-01-06 Richard Guenther <rguenther@suse.de>
5747 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5748 not inline regular functions into always-inline functions.
5750 2010-01-06 Nick Clifton <nickc@redhat.com>
5752 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5753 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5755 (OVERRIDE_OPTIONS): Delete.
5756 (OPTIMIZATION_OPTIONS): Define.
5757 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5758 * config/rx/rx.c (rx_handle_option): Issue an error message if
5759 -mcpu=rx200 and -fpu are used together.
5760 (rx_set_optimization_options): New function. Issue an error
5761 message if an optimization attribute attempts to reset the FPU/
5762 math optimization pairing.
5763 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5764 * config/rx/rx.opt: Set the default to 32-bit doubles.
5765 * config/rx/t-rx: Add multilibs for -nofpu option.
5766 * doc/invoke.texi: Update documentation of RX options.
5768 2010-01-06 Richard Guenther <rguenther@suse.de>
5770 * tree-ssa-pre.c (name_to_id): New global.
5771 (alloc_expression_id): Simplify SSA name handling.
5772 (lookup_expression_id): Likewise.
5773 (init_pre): Zero name_to_id.
5774 (fini_pre): Free it.
5776 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5778 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5780 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5783 * config/i386/sse.md (smaxv2di3): New.
5784 (umaxv2di3): Likewise.
5785 (sminv2di3): Likewise.
5786 (uminv2di3): Likewise.
5788 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5791 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5792 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5793 (legitimize_tls_address): Likewise.
5794 (sparc_tls_referenced_p): Likewise.
5795 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5796 and adjust calls to legitimize_pic_address.
5797 (legitimate_constant_p) Use sparc_tls_referenced_p.
5798 (legitimate_pic_operand_p): Likewise.
5799 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5800 (sparc_tls_symbol_ref_1): Delete.
5801 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5802 (legitimize_tls_address): Make static, handle CONST patterns.
5803 (legitimize_pic_address): Make static, remove unused parameter and
5804 adjust recursive calls.
5805 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5806 and adjust call to legitimize_pic_address.
5807 (sparc_output_mi_thunk): Likewise.
5809 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5810 H.J. Lu <hongjiu.lu@intel.com>
5813 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5814 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5815 operands to make them signed.
5818 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5821 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5822 GTU to GT for V4SI and V2DI.
5824 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5825 (umin<mode>3): Removed.
5827 (uminv4si3): Likewise.
5829 2010-01-05 Martin Jambor <mjambor@suse.cz>
5831 PR tree-optimization/42462
5832 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5833 current_function_decl to helper functions and macros.
5835 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5838 * flags.h: Don't include real.h.
5839 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5840 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5841 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5842 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5843 * dominance.c: Update copyright.
5844 * gimple.c (walk_gimple_op): Remove inline.
5845 * tree-ssa-reassoc.c: Include real.h.
5846 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5847 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5849 2010-01-05 Nick Clifton <nickc@redhat.com>
5851 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5852 register to push into the stack frame when the accumulator has to
5853 be saved during interrupts.
5855 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5857 * doc/invoke.texi: Remove the documentation about option
5859 * common.opt (Wunreachable-code): Preserved for backward
5861 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5862 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5863 the backward compatibility flag section.
5865 2010-01-05 Richard Guenther <rguenther@suse.de>
5867 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5869 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5872 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5874 PR tree-optimization/42508
5875 * tree-sra.c (convert_callers): Check for recursive call
5876 by comparing cgraph nodes instead of decls.
5877 (modify_function): Call ipa_modify_formal_parameters also
5878 on all same_body aliases.
5880 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5881 cgraph nodes when checking for same_body aliases.
5883 2010-01-05 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5886 allocation and lookup.
5887 (get_or_alloc_expr_for_constant): Likewise.
5888 (phi_translate): Sink allocation.
5890 2010-01-04 Richard Guenther <rguenther@suse.de>
5892 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5893 a new entry only if needed.
5894 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5895 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5897 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5899 (phi_translate): Handle CONSTANTs early.
5901 2010-01-04 Martin Jambor <mjambor@suse.cz>
5903 PR tree-optimization/42398
5904 * tree-sra.c (struct access): Removed flag grp_different_types.
5905 (dump_access): Do not dump the removed flag.
5906 (sort_and_splice_var_accesses): Do not set the removed flag.
5907 (sra_modify_expr): Check for type compatibility directly.
5909 2010-01-04 Martin Jambor <mjambor@suse.cz>
5911 PR tree-optimization/42366
5912 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5913 edges with variable number of parameters.
5914 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5915 flag instead of asserting it.
5916 (ipa_read_node_info): Read uses_analysis_done flag.
5918 2010-01-04 Richard Guenther <rguenther@suse.de>
5920 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5921 iterative_hash_* as intended.
5922 (vn_reference_compute_hash): Likewise. Simplify hashing
5924 (vn_reference_lookup_2): Likewise.
5925 (vn_nary_op_compute_hash): Likewise.
5926 (vn_phi_compute_hash): Likewise.
5927 (expressions_equal_p): Remove strange code.
5928 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5929 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5930 (bitmap_insert_into_set_1): Take value-id as parameter.
5931 (add_to_value): Pass it.
5932 (bitmap_insert_into_set): Likewise.
5933 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5935 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5938 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5939 (do_self_spec): For switches with SWITCH_IGNORE set set also
5940 SWITCH_IGNORE_PERMANENTLY.
5941 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5944 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5946 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5947 tree of an unreferenced global var.
5949 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5952 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5953 GTU to GT for V4SI and V2DI.
5955 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5956 (umin<mode>3): Removed.
5958 (uminv4si3): Likewise.
5960 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5963 * collect2.c (main): Turn on trace in collect2 if -v is passed
5966 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5968 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5969 description of expression operand.
5971 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5973 * configure.ac: Add install-html to target_list for Make-hooks.
5974 * configure: Regenerate.
5975 * fortran/Make-lang.in (F95_HTMLFILES): New.
5976 (fortran.html): Use it.
5977 (fortran.install-html): New.
5978 * Makefile.in (install-html): Add lang.install-html.
5979 * java/Make-lang.in (JAVA_HTMLFILES): New.
5980 (java.html): Use it.
5981 (java.install-html): New.
5982 * objc/Make-lang.in (objc.install-html): New.
5983 * objcp/Make-lang.in (obj-c++.install-html): New.
5984 * cp/Make-lang.in (c++.install-html): New.
5985 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5986 * lto/Make-lang.in (lto.install-html): New.
5988 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5991 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5993 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5995 PR rtl-optimization/41862
5996 * store-motion.c (store_killed_in_insn, compute_store_table,
5997 remove_reachable_equiv_notes, replace_store_insn,
5998 build_store_vectors): Ignore all DEBUG_INSNs.
6000 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6003 * common.opt: Add dumpdir.
6005 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6007 (option_map): Add --dumpdir.
6009 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6011 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6013 * opts.c (decode_options): Try dump_dir_name first if
6014 dump_base_name isn't an absolute path.
6015 (common_handle_option): Handle OPT_dumpdir.
6017 * toplev.c (dump_dir_name): New.
6018 (print_switch_values): Also ignore -dumpdir.
6020 * toplev.h (dump_dir_name): New.
6022 2010-01-03 Richard Guenther <rguenther@suse.de>
6024 PR tree-optimization/42589
6025 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6026 double-word expansion of bswap32.
6028 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6030 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6031 with BLOCK_FOR_INSN.
6032 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6033 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6034 noce_process_if_block): Likewise.
6035 * gcse.c (compute_local_properties, insert_expr_in_table,
6036 insert_set_in_table, canon_list_insert, find_avail_set,
6037 pre_insert_copy_insn): Likewise.
6039 * basic-block.h (BLOCK_NUM): Move from here...
6040 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6042 2010-01-03 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/42438
6045 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6046 contains_may_not_return_call flag.
6047 (BB_MAY_NOTRETURN): New.
6048 (valid_in_sets): Trapping nary operations are not valid
6049 in blocks that may not return.
6050 (insert_into_preds_of_block): Remove check for trapping expressions.
6051 (compute_avail): Compute also BB_MAY_NOTRETURN.
6053 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6055 * doc/invoke.texi: Add 2010 to copyright years.
6057 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6059 * config/sparc/sparc.c: Fix formatting nits.
6061 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6062 Alexander Monakov <amonakov@ispras.ru>
6064 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6066 2010-01-02 Richard Guenther <rguenther@suse.de>
6069 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6070 (simplify_switch_using_ranges): Mark to be removed edges
6073 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6075 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6077 * collect2.c (scan_libraries): Add missing argument in call to
6080 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6083 * config/alpha/predicates.md (aligned_memory_operand): Return false
6085 (unaligned_memory_operand): Return true for CQImode.
6086 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6087 doesn not cross aligned SImode word boundary.
6089 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6091 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6093 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6094 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6096 2010-01-02 Richard Guenther <rguenther@suse.de>
6099 * toplev.c (compile_file): Emit LTO marker properly. Change
6101 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6103 2010-01-01 Richard Guenther <rguenther@suse.de>
6106 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6108 2010-01-01 Richard Guenther <rguenther@suse.de>
6111 * c-decl.c (grokdeclarator): For zero-size arrays force
6112 structural equality checks as layout_type does.
6114 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6116 * builtins.c: Update copyright to 2010.
6118 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6121 * lto-streamer-out.c (produce_asm): Revert the last change.
6122 (copy_function): Likewise.
6124 * lto-streamer.c (lto_get_section_name): Skip any leading
6127 2010-01-01 Richard Guenther <rguenther@suse.de>
6130 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6134 Copyright (C) 2010 Free Software Foundation, Inc.
6136 Copying and distribution of this file, with or without modification,
6137 are permitted in any medium without royalty provided the copyright
6138 notice and this notice are preserved.