1 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6 pattern from *ashr{di,ti}3_1 and corresponding splitters using
8 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
9 from corresponding peephole2 patterns.
10 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
11 (ashrsi3_cvt): Rename from ashrsi3_31.
12 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
13 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
14 and x86_64_shift_adj_3 using SWI48 mode iterator.
15 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
16 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
17 and *ashrdi3_cmp_rex64 using SWI mode iterator.
18 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
19 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
20 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
21 and *ashrdi3_cmp_rex64 using SWI mode iterator.
22 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
23 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
24 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
25 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
27 (sign_extend splitters): Update for renamed ashr{di,si}3_patterns.
28 * config/i386/i386.c (ix86_split_ashr): Update for renamed
29 x86_shift<mode>_adj_3 expander.
31 2010-04-10 Wei Guozhi <carrot@google.com>
34 * config/arm/arm.c (arm_pic_static_addr): New function.
35 (legitimize_pic_address): Call arm_pic_static_addr when it detects
37 (arm_output_addr_const_extra): Output expression for new pattern.
38 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
40 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
42 * ira-costs.c (record_reg_classes): Ignore alternatives that are
45 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
46 * web.c: Include "insn-config.h" and "recog.h".
47 (union_match_dups): New function.
49 (union_defs): Don't try to recognize match_dups.
51 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
52 if doing so would replace the entire pattern.
54 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
59 and splitter pattern. Change splitter operand 1 predicate to
62 2010-04-09 Martin Jambor <mjambor@suse.cz>
64 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
65 lattices are addresses of CONST_DECLs with the same initial value.
66 (ipcp_print_all_lattices): Print values of CONST_DECLs.
67 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
69 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
70 Bernd Schmidt <bernd.schmidt@codesourcery.com>
72 * loop-invariant.c (replace_uses): New static function.
73 (move_invariant_reg): Use it to ensure we can replace the uses.
75 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
77 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
79 (picochip_override_options): Enable section anchors only above -O1.
80 (picochip_reorg): Fixed a couple of build warnings.
82 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
84 * configure.ac (plugin -rdynamic test): Log result.
85 * configure: Regenerate.
86 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
87 (RDYNAMIC_SPEC): Define.
88 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
90 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
92 * configure.ac: Determine Sun ld version numbers.
93 (comdat_group): Restrict GNU ld version checks to gld.
94 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
95 (enable_comdat): Support --enable-comdat.
96 * configure: Regenerate.
97 * doc/install.texi (Configuration): Document --enable-comdat.
99 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
101 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
102 * config/sol2-gld.h: ... here.
103 * config.gcc (sparc*-*-solaris2*): Reflect this.
104 (i[34567]86-*-solaris2*): Use it.
106 2010-04-09 Steve Ellcey <sje@cup.hp.com>
108 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
110 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
112 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
115 * diagnostic.c (diagnostic_initialize): Initialize
116 some_warnings_are_errors.
117 (diagnostic_finish): New.
118 (diagnostic_action_after_output): Call it before exiting.
119 (diagnostic_report_diagnostic): Do not print message here. Set
120 some_warnings_are_errors.
121 * diagnostic.h (diagnostic_context): Delete
122 issue_warnings_are_errors_message. Add some_warnings_are_errors.
123 (diagnostic_finish): Declare.
124 * toplev.c (toplev_main): Call it before exit.
126 2010-04-09 Jason Merrill <jason@redhat.com>
129 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
133 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
134 based on a warning flag.
136 2010-04-09 Richard Guenther <rguenther@suse.de>
138 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
140 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
143 * varasm.c (default_assemble_visibility): Wrap vars that are
144 set, but unused, by targets without GAS.
145 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
146 Remove set, but unused, vars.
147 (rs6000_legitimize_tls_address): Likewise.
148 (altivec_expand_dst_builtin): Likewise.
149 * config/darwin.c (machopic_classify_symbol): Likewise.
150 (machopic_indirection_name): Likewise.
152 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.md (DWI): New mode iterator.
155 (S): New mode attribute.
156 (shift_operand): Ditto.
157 (shift_immediate_operand): Ditto.
158 (ashl_input_operand): Ditto.
159 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
160 using SDWIM mode iterator.
161 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
162 pattern from *ashl{di,ti}3_1 and corresponding splitters using
164 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
165 from corresponding peephole2 patterns.
166 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
167 and x86_64_shift_adj_1 using SWI48 mode iterator.
168 (x86_shift<mode>_adj_2): Ditto.
169 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
170 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
171 using SWI48 mode iterator.
172 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
173 *ashldi3_cmp_rex64 using SWI mode iterator.
174 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
175 *ashldi3_cconly_rex64 using SWI mode iterator.
176 * config/i386/i386.c (ix86_split_ashl): Update for renamed
177 x86_shift<mode>_adj_{1,2}.
178 (ix86_split_ashr): Ditto.
179 (ix86_split_lshr): Ditto.
181 2010-04-09 Richard Guenther <rguenther@suse.de>
183 * target.h (builtin_conversion): Pass in input and output types.
184 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
185 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
186 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
187 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
189 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
191 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
193 2010-04-09 Richard Guenther <rguenther@suse.de>
196 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
198 2010-04-09 Richard Guenther <rguenther@suse.de>
200 * tree-vectorizer.h (struct _stmt_vec_info): Document
201 that vectype is the type of the LHS.
202 (supportable_widening_operation, supportable_narrowing_operation):
203 Get both input and output vector types as arguments.
204 (vect_is_simple_use_1): Declare.
205 (get_same_sized_vectype): Likewise.
206 * tree-vect-loop.c (vect_determine_vectorization_factor):
207 Set STMT_VINFO_VECTYPE to the vector type of the def.
208 (vectorizable_reduction): Adjust.
209 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
210 Adjust. Specify the output vector type.
211 (vect_pattern_recog_1): Adjust.
212 * tree-vect-stmts.c (get_same_sized_vectype): New function.
213 (vectorizable_call): Adjust.
214 (vectorizable_conversion): Likewise.
215 (vectorizable_operation): Likewise.
216 (vectorizable_type_demotion): Likewise.
217 (vectorizable_type_promotion): Likewise.
218 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
220 (vect_is_simple_use_1): New function.
221 (supportable_widening_operation): Get both input and output
223 (supportable_narrowing_operation): Likewise.
224 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
226 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
228 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
229 __thiscall and _thiscall as predefined macros.
230 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
231 thiscall attribute handling.
232 (ix86_comp_type_attributes): Likewise.
233 (ix86_function_regparm): Likewise.
234 (ix86_return_pops_args): Likewise.
235 (init_cumulative_args): Likewise.
236 (find_drap_reg): Likewise.
237 (ix86_static_chain): Likewise.
238 (x86_this_parameter): Likewise.
239 (x86_output_mi_thunk): Likewise.
240 (ix86_attribute_table): Add description for thiscall attribute.
241 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
242 * doc/extend.texi: Add documentation for thiscall.
244 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
247 * c.opt (Wint-to-pointer-cast): Available in C++.
248 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
250 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
252 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
253 * calls.c (expand_call): Pass the function type to aggregate_value_p.
254 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
255 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
256 function type instead. Reorder and simplify checks.
258 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
260 2010-04-08 Jing Yu <jingyu@google.com>
261 Zdenek Dvorak <ook@ucw.cz>
263 PR tree-optimization/42720
264 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
265 loop unswitch conditions here from ...
266 (tree_unswitch_single_loop): ... here.
268 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
270 * tree-if-conv.c: Fix comments and simplify logic.
272 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
274 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
275 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
276 (main_tree_if_conversion): Update call to tree_if_conversion.
278 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
281 * doc/invoke.texi (-b,-V): Delete.
282 * doc/tm.texi: Do not mention -b.
283 * gcc.c (display_help): Delete -b and -V.
284 (process_command): Delete -b and -V.
285 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
287 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
288 Wolfgang Gellerich <gellerich@de.ibm.com>
290 Implement target hook for loop unrolling
291 * target.h (loop_unroll_adjust): Add a new target hook function.
292 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
293 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
294 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
295 (s390_loop_unroll_adjust): Implement the new target hook for s390.
296 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
298 (decide_unroll_stupid): Likewise.
300 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
303 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
305 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
307 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
308 (Specific, *-*-solaris2*): Likewise.
309 Don't prefer Sun as over GNU as.
311 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
313 * config/s390/s390.c (override_options): Adjust the z10
314 defaults for max-unroll-times, max-completely-peeled-insns
315 and max-completely-peel-times.
317 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
319 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
320 instructions for z10.
321 (s390_expand_setmem): Likewise.
322 (s390_expand_cmpmem): Likewise.
324 2010-04-08 Richard Guenther <rguenther@suse.de>
326 PR tree-optimization/43679
327 * tree-ssa-pre.c (eliminate): Only propagate copies.
329 2010-04-08 Jakub Jelinek <jakub@redhat.com>
332 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
333 set but not used variable warning.
335 2010-04-08 Wei Guozhi <carrot@google.com>
338 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
339 (arm_size_rtx_costs): Call the new function when optimized for size.
341 2010-04-08 Jakub Jelinek <jakub@redhat.com>
344 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
345 op0 is not a MEM, just return NULL instead of assertion
347 (discover_nonconstant_array_refs): Don't walk debug stmts.
349 2010-04-08 Doug Kwan <dougkwan@google.com>
351 * configure.ac: Recognize gold and do not use its version number
353 * configure: Regenerate.
355 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
358 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
359 (negate_value): Move code to push elements to broken_up_substracts ...
360 (eliminate_plus_minus_pair): ... here. Push operands that have no
361 negative pair to plus_negates.
362 (repropagate_negates, init_reassoc, fini_reassoc): Update.
364 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
366 * doc/install.texi (Configuration): Move description of
367 --enable-lto, --with-libelf*, --enable-gold from Java section to
370 * doc/generic.texi (Working with declarations)
371 (Function Properties, C and C++ Trees): Fix typos.
372 * doc/sourcebuild.texi (Top Level): Likewise.
374 2010-04-07 Jakub Jelinek <jakub@redhat.com>
377 * tree.h (DECL_READ_P): Define.
378 (struct tree_decl_common): Add decl_read_flag.
379 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
380 a set but not used warning.
381 (merge_decls): Merge DECL_READ_P flag.
382 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
383 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
384 * c-common.c (handle_used_attribute, handle_unused_attribute):
386 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
388 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
390 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
391 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
392 c_parser_binary_expression, c_parser_cast_expression,
393 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
394 Call default_function_array_read_conversion instead of
395 default_function_array_conversion where needed.
396 (c_parser_unary_expression, c_parser_conditional_expression,
397 c_parser_postfix_expression_after_primary, c_parser_initelt):
398 Likewise. Call mark_exp_read where needed.
399 (c_parser_statement_after_labels, c_parser_asm_operands,
400 c_parser_typeof_specifier, c_parser_sizeof_expression,
401 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
403 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
405 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
406 (warn_unused_but_set_parameter): Default to warn_unused
408 * doc/invoke.texi: Document -Wunused-but-set-variable and
409 -Wunused-but-set-parameter.
411 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
413 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
414 when operandN variables aren't used in the body of the expander
416 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
417 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
418 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
419 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
420 FOR_EACH_IMM_USE_ON_STMT): Likewise.
421 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
422 * tree.c (PROCESS_ARG): Likewise.
424 2010-04-07 Simon Baldwin <simonb@google.com>
426 * diagnostic.h (diagnostic_override_option_index): New macro to
427 set a diagnostic's option_index.
428 * c-tree.h (c_cpp_error): Add warning reason argument.
429 * opts.c (_warning_as_error_callback): New.
430 (register_warning_as_error_callback): Store callback for
431 warnings enabled via enable_warning_as_error.
432 (enable_warning_as_error): Call callback, minor code tidy.
433 * opts.h (register_warning_as_error_callback): Declare.
434 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
435 response to -Werror=.
436 (c_common_init_options): Register warning_as_error_callback in opts.c.
437 * common.opt: Add -Wno-cpp option.
438 * c-common.c (struct reason_option_codes_t): Map cpp warning
439 reason codes to gcc option indexes.
440 * (c_option_controlling_cpp_error): New function, lookup the gcc
441 option index for a cpp warning reason code.
442 * (c_cpp_error): Add warning reason argument, call
443 c_option_controlling_cpp_error for diagnostic_override_option_index.
444 * doc/invoke.texi: Document -Wno-cpp.
446 2010-04-07 Richard Guenther <rguenther@suse.de>
448 * ipa-reference.c (mark_load): Use get_base_address.
449 (mark_store): Likewise.
451 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
452 inserting GIMPLE_NOPs into the IL.
453 * tree-ssa-structalias.c (get_constraint_for_component_ref):
454 Explicitly strip handled components and indirect references.
456 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
457 folding address expressions.
458 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
459 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
460 operand_equal_p to compare decls.
461 (ptr_deref_may_alias_decl_p): Likewise.
462 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
463 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
464 Handle reversed comparison ops.
465 * tree-sra.c (asm_visit_addr): Use get_base_address.
466 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
467 * ipa-reference.c (mark_address): Use get_base_address.
469 2010-04-07 Richard Guenther <rguenther@suse.de>
471 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
472 Propagate constants everywhere.
474 2010-04-07 Jakub Jelinek <jakub@redhat.com>
477 * tree.c (MAX_INT_CACHED_PREC): Define.
478 (nonstandard_integer_type_cache): New array.
479 (build_nonstandard_integer_type): Cache results for precision
480 <= MAX_INT_CACHED_PREC.
482 2010-04-07 Richard Guenther <rguenther@suse.de>
484 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
485 -fargument-noalias-global, -fargument-noalias-anything): Remove.
486 * common.opt: Likewise.
487 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
488 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
489 (nonoverlapping_memrefs_p): Likewise.
490 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
491 * opts.c (common_handle_option): Handle OPT_fargument_alias,
492 OPT_fargument_noalias, OPT_fargument_noalias_anything and
493 OPT_fargument_noalias_global for backward compatibility.
495 2010-04-07 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/43270
498 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
499 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
500 * tree-ssa-pre.c (phi_translate_1): Adjust.
501 (fully_constant_expression): Split out vn_reference handling to ...
502 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
503 Fold reads from constant strings.
504 (vn_reference_lookup): Handle fully constant references.
505 (vn_reference_lookup_pieces): Likewise.
506 * Makefile.in (expmed.o-warn): Add -Wno-error.
508 2010-04-07 Martin Jambor <mjambor@suse.cz>
510 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
512 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
515 * gcc.c: Add -static-libstdc++ to list of recognized options.
517 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
519 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
521 2010-04-07 Richard Guenther <rguenther@suse.de>
524 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
525 bases build simple mem attributes to retain points-to information.
527 2010-04-07 Richard Guenther <rguenther@suse.de>
530 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
531 preserve points-to related information.
533 2010-04-07 Richard Guenther <rguenther@suse.de>
536 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
537 discard plain indirect references.
538 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
539 * tree.c (tree_nop_conversion): Likewise.
541 2010-04-07 Dodji Seketeli <dodji@redhat.com>
544 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
546 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
548 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
549 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
551 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
553 * tree-if-conv.c: Fix indentation and comments.
555 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
557 * tree-if-conv.c: Sort static functions in topological order.
559 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
561 * tree-if-conv.c: Fix indentation and comments.
563 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
566 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
567 lang_hooks.types.type_for_size instead of
568 build_nonstandard_integer_type.
569 When converting an unsigned type to signed, double its precision.
570 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
571 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
572 (graphite_create_new_loop_guard): When ub + 1 wraps around,
575 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
578 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
579 POINTER_PLUS_EXPR for pointer types.
581 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
584 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
585 * graphite-clast-to-gimple.c: Include langhooks.h.
586 (max_signed_precision_type): New.
587 (max_precision_type): Takes two types as arguments.
588 (precision_for_value): New.
589 (precision_for_interval): New.
590 (gcc_type_for_interval): New.
591 (gcc_type_for_value): New.
592 (gcc_type_for_clast_term): New.
593 (gcc_type_for_clast_red): New.
594 (gcc_type_for_clast_bin): New.
595 (gcc_type_for_clast_expr): Split up into several functions.
596 (gcc_type_for_clast_eq): Rewritten.
597 (compute_bounds_for_level): New.
598 (compute_type_for_level_1): New.
599 (compute_type_for_level): New.
600 (gcc_type_for_cloog_iv): Removed.
601 (gcc_type_for_iv_of_clast_loop): Rewritten.
602 (graphite_create_new_loop): Compute the lower and upper bound types
603 with gcc_type_for_clast_expr.
604 (graphite_create_new_loop_guard): Same.
605 (find_cloog_iv_in_expr): Removed.
606 (compute_cloog_iv_types_1): Removed.
607 (compute_cloog_iv_types): Removed.
608 (gloog): Do not call compute_cloog_iv_types.
609 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
611 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
612 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
613 (GBB_CLOOG_IV_TYPES): Removed.
615 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
617 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
618 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
619 (detect_commutative_reduction): Same.
621 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
623 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
624 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
626 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
627 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
628 (rewrite_commutative_reductions_out_of_ssa): Same.
629 * passes.c (execute_function_todo): Call verify_ssa for every pass
630 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
631 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
632 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
633 with an extra argument.
634 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
635 verify_ssa only when the extra argument is true.
636 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
637 with an extra argument.
638 (tree_transform_and_unroll_loop): Same.
640 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
642 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
643 for all the passes of the LNO having LOOP_CLOSED_SSA.
644 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
645 * tree-loop-distribution.c (pass_loop_distribution): Same.
646 * tree-pass.h (TODO_verify_loops): Removed.
647 * tree-ssa-loop.c (pass_tree_loop_init): Same.
649 (pass_tree_unswitch): Same.
650 (pass_predcom): Same.
651 (pass_vectorize): Same.
652 (pass_linear_transform): Same.
653 (pass_graphite_transforms): Same.
654 (pass_iv_canon): Same.
655 (pass_complete_unroll): Same.
656 (pass_complete_unrolli): Same.
657 (pass_parallelize_loops): Same.
658 (pass_loop_prefetch): Same.
659 (pass_iv_optimize): Same.
661 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
664 * passes.c (init_optimization_passes): Move pass_lim before
665 pass_copy_prop and pass_dce_loop.
667 2010-04-06 Jakub Jelinek <jakub@redhat.com>
670 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
671 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
672 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
673 MULTI_* defines for 4 argument vpermil2p* builtins.
675 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
678 * config/i386/i386.c (x86_maybe_negate_const_int): New.
679 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
680 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
681 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
682 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
683 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
684 Use x86_maybe_negate_const_int to output insn mnemonic.
685 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
686 check from instruction predicate. Update comments.
687 * config/i386/sync.md (sync_add<mode>): Use
688 x86_maybe_negate_const_int to output insn mnemonic.
690 2010-04-06 Jan Hubicka <jh@suse.cz>
692 PR tree-optimization/42906
693 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
694 IGNORE_SELF argument. Set visited_control_parents for fully
696 (find_obviously_necessary_stmts): Update call of
697 mark_control_dependent_edges_necessary.
698 (propagate_necessity): Likewise. Handle PHI edges more curefully.
700 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
702 * config/i386/i386.md: Remove comment about 'e' and 'E'
705 2010-04-06 Richard Guenther <rguenther@suse.de>
707 PR tree-optimization/43627
708 * tree-vrp.c (extract_range_from_unary_expr): Widenings
709 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
712 2010-04-06 Jakub Jelinek <jakub@redhat.com>
714 * BASE-VER: Change to 4.6.0.
717 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
720 2010-04-06 Richard Guenther <rguenther@suse.de>
723 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
725 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
727 * doc/invoke.texi (Optimize Options): Document that LTO
728 won't remove object access purely due to incompatible
731 2010-04-04 Matthias Klose <doko@ubuntu.com>
733 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
736 2010-04-03 Richard Guenther <rguenther@suse.de>
739 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
740 require a non-NULL MEM_OFFSET.
742 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
744 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
745 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
746 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
747 config/alpha/predicates.md, config/arm/arm.md,
748 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
749 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
750 config/darwin9.h, config/darwin.c, config/darwin.h,
751 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
752 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
753 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
754 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
755 config/mips/mips.md, config/mn10300/mn10300.c,
756 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
757 config/rs6000/aix.h, config/rs6000/dfp.md,
758 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
759 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
760 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
761 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
762 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
763 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
764 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
765 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
766 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
767 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
768 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
769 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
770 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
771 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
772 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
773 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
774 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
775 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
776 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
777 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
778 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
779 opt-functions.awk, opth-gen.awk, params.def, passes.c,
780 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
781 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
782 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
783 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
784 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
785 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
786 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
787 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
788 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
789 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
790 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
791 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
792 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
793 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
795 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
798 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
799 * aclocal.m4: Regenerate.
801 2010-04-02 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/43629
804 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
805 if we have seen a constant value.
807 2010-04-02 Joseph Myers <joseph@codesourcery.com>
809 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
811 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
814 * arm.c (legitimize_tls_address): Adjust call to
815 gen_tls_load_dot_plus_four.
816 (arm_note_pic_base): New function.
817 (arm_cannot_copy_insn_p): Use it.
818 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
821 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
826 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
828 * Makefile.in ($(out_object_file)): Depend on
829 gt-$(basename $(notdir $(out_file))).h.
831 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
833 * config.gcc (lm32-*-rtems*): Add t-lm32.
835 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
837 * config.gcc: Add lm32-*-rtems*.
838 * config/lm32/rtems.h: New file.
840 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
843 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
845 2010-04-01 Jakub Jelinek <jakub@redhat.com>
847 * dwarf2out.c (output_compilation_unit_header): For
848 -gdwarf-4 use version 4 instead of version 3.
849 (output_line_info): For version 4 and above emit additional
850 maximum ops per insn header field.
851 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
853 * dwarf2out.c (is_c_family, is_java): Remove.
854 (lower_bound_default): New function.
855 (add_bound_info, gen_descr_array_type_die): Use it.
857 2010-04-01 Dodji Seketeli <dodji@redhat.com>
860 * dwarf2out.c (gen_variable_die): Allow debug info for variable
861 re-declaration when it happens in a function.
863 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
865 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
866 (cgraph_remove_function_insertion_hook): Same.
867 (cgraph_call_function_insertion_hooks): Same.
869 2010-04-01 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
873 and TREE_THIS_VOLATILE.
874 (copy_ref_info): Likewise.
875 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
876 * tree.c (build6_stat): Ignore side-effects of all but arg5
877 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
880 2010-04-01 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/43607
883 * ipa-type-escape.c (check_call): Do not access non-existing
886 2010-04-01 Richard Guenther <rguenther@suse.de>
890 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
891 Jack Howarth <howarth@bromo.med.uc.edu>
893 * tree-profile.c (tree_init_ic_make_global_vars): Make static
896 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
898 * doc/install.texi (Prerequisites): Document libelf usability on
899 IRIX 5/6 and Solaris 2.
900 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
901 Update GNU as, GNU ld requirements.
902 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
903 Document Sun Studio compiler download.
904 Update and simplify as, ld recommendations.
905 (Specific, *-*-solaris2.7): Note obsoletion, removal.
907 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
909 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
910 with_tune_32 to pentium4.
912 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
916 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
918 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
921 Document GNU as requirement.
922 Update configure requirements.
923 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
924 Recomment IRIX 6.5.18+.
925 Document IDF/IDL requirement.
926 Document GNU as requirement.
927 Document GNU ld bootstrap failure.
928 Remove freeware.sgi.com reference.
930 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
932 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
933 UNIX V4.0, V5.0 obsoletion, removal.
934 Remove --with-gc=simple reference.
935 Update VM requirements during bootstrap.
936 Remove -oldas bootstrap description.
937 Update binutils reference.
938 Remove comparison failure note.
940 2010-03-31 Richard Guenther <rguenther@suse.de>
941 Zdenek Dvorak <ook@ucw.cz>
942 Sebastian Pop <sebastian.pop@amd.com>
945 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
946 with multiple arguments.
947 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
949 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
951 * graphite-dependences.c (print_pddr): Call print_pdr with an
953 * graphite-poly.c (debug_pdr): Add an extra argument for the
956 (print_pbb_domain): Same.
958 (print_scop_context): Same.
961 (debug_pbb_domain): Same.
965 (debug_scop_context): Same.
968 (print_scop_params): Same.
969 (debug_scop_params): Same.
970 (print_iteration_domain): Same.
971 (print_iteration_domains): Same.
972 (debug_iteration_domain): Same.
973 (debug_iteration_domains): Same.
974 (print_scattering_function): Same.
975 (print_scattering_functions): Same.
976 (debug_scattering_function): Same.
977 (debug_scattering_functions): Same.
978 * graphite-poly.h (debug_pdr): Update declaration.
980 (print_pbb_domain): Same.
982 (print_scop_context): Same.
985 (debug_pbb_domain): Same.
989 (debug_scop_context): Same.
992 (print_scop_params): Same.
993 (debug_scop_params): Same.
994 (print_iteration_domain): Same.
995 (print_iteration_domains): Same.
996 (debug_iteration_domain): Same.
997 (debug_iteration_domains): Same.
998 (print_scattering_function): Same.
999 (print_scattering_functions): Same.
1000 (debug_scattering_function): Same.
1001 (debug_scattering_functions): Same.
1003 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1005 * graphite-poly.c (print_scattering_function_1): New.
1006 (print_scattering_function): Call it.
1007 (print_scop_params): Remove spaces at the end of lines.
1010 * graphite-poly.h (print_cloog): Declared.
1011 (debug_cloog): Declared.
1013 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1015 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1017 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1018 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1019 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1020 to switch between adding the IV bump in loop->latch or in loop->header.
1022 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1024 * graphite-poly.c (print_scattering_function): Pretty print following
1027 (print_pbb_domain): Same.
1028 (dump_gbb_cases): Same.
1029 (dump_gbb_conditions): Same.
1032 (print_scop_params): Same.
1033 (print_scop_context): Same.
1035 (print_pbb_body): New.
1036 (lst_indent_to): New.
1037 (print_lst): Start new lines with a #.
1038 * graphite-poly.h (pbb_bb): New.
1039 (pbb_index): Use pbb_bb.
1040 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1042 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1044 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1046 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1047 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1048 and 0 instead of 1 for dw_val_class_flag.
1049 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1050 dw_val_class_range_list, dw_val_class_loc_list,
1051 dw_val_class_lineptr and dw_val_class_macptr, use
1052 DW_FORM_flag_present for dw_val_class_flag and
1053 DW_FORM_exprloc for dw_val_class_loc.
1054 (output_die): For -gdwarf-4 print dw_val_class_loc
1055 size as uleb128 instead of 1 or 2 bytes and don't print
1056 anything for dw_val_class_flag.
1058 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1059 instead of cselib_lookup following by tweaking locs->setting_insn.
1062 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1063 even before returning from label, setjmp call or volatile asm
1066 2010-03-31 Richard Guenther <rguenther@suse.de>
1069 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1070 temporary data on stack.
1072 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1074 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1075 (PUSHSECTION_ASM_OP): Remove.
1076 (POPSECTION_ASM_OP): Remove.
1077 (PUSHSECTION_FORMAT): Remove.
1078 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1079 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1080 * config/sol2.c (solaris_output_init_fini): Use it.
1082 2010-03-31 Jie Zhang <jie@codesourcery.com>
1085 * opt-functions.awk (var_type_struct): Use signed char type
1086 for simple variables.
1088 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1090 * config/sol2.c: Include output.h.
1091 (solaris_assemble_visibility): New function.
1092 * config/t-sol2 (sol2.o): Add output.h dependency.
1093 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1094 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1097 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1100 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1101 V2SImode or XFmode on PRE_DEC.
1104 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1107 2010-03-31 Jie Zhang <jie@codesourcery.com>
1110 * reload.h (caller_save_initialized_p): Declare.
1111 * toplev.c (backend_init_target): Don't call
1112 init_caller_save but set caller_save_initialized_p to false.
1113 * caller-save.c (caller_save_initialized_p): Define.
1114 (init_caller_save): Check caller_save_initialized_p.
1115 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1117 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1120 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1121 and soft-fp/t-softfp to tmake_file.
1122 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1123 (LIBGCC2_TF_CEXT): Define.
1126 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1129 * cselib.c (n_useless_values): Document handling of debug locs.
1130 (n_useless_debug_values, n_debug_values): New variables.
1131 (new_elt_loc_list): Don't add to debug values, keep count.
1132 (promote_debug_loc): New.
1133 (cselib_reset_table): Zero new variables.
1134 (entry_and_rtx_equal_p): Promote debug locs.
1135 (discard_useless_locs): Increment n_useless_debug_values for
1137 (remove_useless_values): Adjust n_useless_values and n_debug_values
1138 with n_useless_debug_values.
1139 (add_mem_for_addr): Promote debug locs.
1140 (cselib_lookup_mem): Likewise.
1141 (cselib_lookup_addr): Renamed to...
1142 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1143 (cselib_log_lookup): ... this. Turn into...
1144 (cselib_lookup_addr): ... new wrapper.
1145 (cselib_lookup_from_insn): New.
1146 (cselib_invalidate_regno): Increment n_useless_debug_values for
1148 (cselib_invalidate_mem): Likewise.
1149 (cselib_process_insn): Take n_deleted and n_debug_values into
1150 account to guard remove_useless_value call.
1151 (cselib_finish): Zero n_useless_debug_values.
1152 * cselib.h (cselib_lookup_from_insn): Declare.
1153 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1154 (sched_analyze_2): Likewise.
1156 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1158 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1160 (adjust_mems): Replace narrowing SUBREG of expression containing
1161 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1162 with operations in the narrower mode.
1165 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1166 regs_invalidated_by_call instead all call_used_reg_set registers.
1168 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1171 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1172 pointer comparisons with types_compatible_p.
1173 * tree-vect-stmts.c (vectorizable_call): Same.
1174 (vectorizable_condition): Same.
1176 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1178 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1179 stack check if the mask would be zero.
1181 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1182 Jack Howarth <howarth@bromo.med.uc.edu>
1184 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1187 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1190 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1192 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1193 Include ___unordxf2 and ___unordtf2.
1194 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1197 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1199 * config/lm32/t-lm32: New file.
1200 * config.gcc: Use the above file when targetting lm32.
1202 2010-03-28 Duncan Sands <baldrick@free.fr>
1204 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1206 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1209 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1210 Improve vectorization cost model diagnostic.
1212 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1215 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1216 compute_data_dependences_for_loop returns false, early exit
1217 and output an extra diagnostic for the failed data reference
1220 2010-03-29 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/43560
1223 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1224 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1226 2010-03-29 Jie Zhang <jie@codesourcery.com>
1229 * toplev.c (process_options): Set optimization_default_node
1230 and optimization_current_node.
1231 * opts.c (decode_options): Don't set optimization_default_node
1232 and optimization_current_node.
1234 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1236 * config/rtems.h: Abandon -qrtems_debug.
1238 2010-03-28 Jan Hubicka <jh@suse.cz>
1240 PR tree-optimization/43505
1241 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1242 map should not be copied.
1244 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1247 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1248 cdtors, set DECL_PRESERVE_P.
1249 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1252 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1254 PR tree-optimization/43528
1255 * stor-layout.c (place_field): Check that constant fits into
1256 unsigned HWI when skipping calculation of MS bitfield layout.
1258 2010-03-27 Jan Hubicka <jh@suse.cz>
1261 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1262 notice_global_symbol work.
1264 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1266 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1267 instead of dwarf2out_decl.
1268 (struct var_loc_node): Remove section_label field.
1269 (dwarf2out_function_decl): New function.
1270 (dwarf2out_var_location): Don't set section_label field.
1271 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1273 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1275 PR tree-optimization/43544
1276 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1277 First argument for builtin vectorized function hook is now a
1278 tree to be able to distinguish between machine specific and
1280 * targhooks.c (default_builtin_vectorized_function): Ditto.
1281 * targhooks.h (default_builtin_vectorized_function): Ditto.
1282 * target.h (struct gcc_target): Ditto.
1283 * tree-vect-stmts.c (vectorizable_function): Ditto.
1284 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1285 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1288 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1291 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1292 nested binding iff it is a FUNCTION_DECL.
1293 (store_parm_decls_newstyle): Pass nested=true to bind for
1294 FUNCTION_DECLs amongst parameters.
1296 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1298 * var-tracking.c (vt_expand_loc_callback): Don't run
1299 cselib_expand_value_rtx_cb in dummy mode if
1300 cselib_dummy_expand_value_rtx_cb returned false.
1302 * var-tracking.c (emit_note_insn_var_location): For one part
1303 notes with offset 0, don't add EXPR_LIST around the location.
1304 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1305 add_location_or_const_value_attribute): Adjust for that change.
1308 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1309 into first operand and location into second.
1310 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1311 dw_cfi_oprnd_loc for DW_CFA_expression.
1312 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1313 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1314 assume first argument is regnum and second argument is location.
1316 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1319 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1320 of scratch register to DImode. Split to DImode comparison operator.
1321 Use SImode subreg of scratch register in the multiplication.
1322 (*cmp_sadd_sidi): Ditto.
1323 (*cmp_ssub_si): Ditto.
1324 (*cmp_ssub_sidi): Ditto.
1326 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1330 Remove invalid assert and wrong comment.
1332 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1335 * flags.h (final_insns_dump_p): New extern.
1336 * final.c (final_insns_dump_p): New variable.
1337 (rest_of_clean_state): Set it before -fdump-final-insns=
1338 dumping, clear afterwards.
1339 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1340 MEM_ALIAS_SET on MEMs.
1342 2010-03-26 David S. Miller <davem@davemloft.net>
1344 * configure.ac: Fix sparc GOTDATA_OP bug check.
1345 * configure: Rebuild.
1347 2010-03-26 Alan Modra <amodra@gmail.com>
1349 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1351 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1353 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1354 TLS_SECTION_ASM_FLAG.
1356 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1359 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1360 Clear first_function_block_is_cold.
1363 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1364 argument if the argument is truth_value_p.
1366 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1368 * config/rs6000/constraints.md: Update copyright year for my changes.
1371 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1372 used in reg+reg addressing, swap registers.
1374 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1377 * target.h (struct gcc_target): Add code_end hook.
1378 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1380 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1381 * toplev.c (compile_file): Call targetm.asm_out.code_end
1382 hook before unwind info/debug info output.
1383 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1384 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1385 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1386 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1387 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1388 * config/i386/i386.c (ix86_file_end): Renamed to...
1389 (ix86_code_end): ... this. Make static. Don't call
1390 file_end_indicate_exec_stack. Emit unwind info using
1391 final_start_function/final_end_function.
1392 (darwin_x86_file_end): Remove.
1393 (TARGET_ASM_CODE_END): Define.
1394 * config/i386/i386.h (TARGET_ASM_FILE_END,
1395 NEED_INDICATE_EXEC_STACK): Don't define.
1396 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1397 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1398 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1399 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1402 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1403 at the beginning and final_end_function at the end.
1404 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1406 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1408 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1409 and Sun as TLS syntax.
1410 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1411 * configure: Regenerate.
1412 * config.in: Regenerate.
1413 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1414 (default_elf_asm_named_section): Use it.
1415 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1416 (i386_output_dwarf_dtprel): Likewise.
1417 (output_addr_const_extra): Likewise.
1418 (output_pic_addr_const): Lowercase @GOTTPOFF.
1419 (output_addr_const_extra): Likewise.
1420 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1421 (output_addr_const_extra): Likewise.
1422 (output_pic_addr_const): Lowercase @INDNTPOFF.
1423 (output_addr_const_extra): Likewise.
1424 (output_pic_addr_const): Lowercase @NTPOFF.
1425 (output_addr_const_extra): Likewise.
1426 (output_pic_addr_const): Lowercase @TPOFF.
1427 (output_addr_const_extra): Likewise.
1428 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1429 (*tls_global_dynamic_64): Likewise.
1430 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1431 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1433 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1434 (ASM_OUTPUT_TLS_COMMON): Use it.
1435 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1438 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1439 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1440 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1441 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1442 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1443 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1445 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1447 * config/i386/i386.c (override_options): Don't accept
1448 -mtls-dialect=sun any longer.
1449 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1450 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1451 (*tls_local_dynamic_base_32_sun): Likewise.
1452 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1454 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1457 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1458 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1461 * ira.c (adjust_cleared_regs): New function.
1462 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1466 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1468 * expr.c (expand_expr_real): Restore previous
1469 curr_insn_source_location and curr_insn_block after
1470 expand_expr_real_1 call.
1471 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1472 instead of expand_expr_real_1.
1474 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1476 PR rtl-optimization/43413
1477 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1480 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1483 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1484 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1486 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1488 * config/i386/i386.c (ix86_target_string): Add -mfma.
1489 Fix a typo in comment.
1491 2010-03-22 Mike Stump <mikestump@comcast.net>
1494 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1495 Don't overly align based upon packed packed fields.
1497 2010-03-22 Jason Merrill <jason@redhat.com>
1499 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1500 Use () rather than [], and move before the element type.
1502 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1504 * doc/configfiles.texi (Configuration Files): Removed
1505 fixinc/Makefile*, intl/Makefile.*.
1506 * doc/makefile.texi: Fixed markup. Abstract from version
1507 control system used.
1508 (Makefile): Removed obsolete gcc/java/parse.y example.
1509 * doc/sourcebuild.texi: Likewise.
1510 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1511 libgomp, libssp. Removed fastjar.
1512 (Miscellaneous Docs): Clarify location.
1513 Added COPYING3, COPYING3.LIB.
1514 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1516 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1519 * config/i386/i386.c (x86_function_profiler)
1520 [!NO_PROFILE_COUNTERS]: Fix typo.
1521 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1524 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1525 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1527 * doc/sourcebuild.texi (Test Directives): Split into six
1528 subsections, with most of the current text in new subsections
1529 Directives, Selectors, and Final Actions.
1530 (Directives): Split list of test directives into multiple
1532 (Selectors): Describe use and syntax of selectors.
1533 (Effective-Target Keywords): Describe all existing keywords.
1534 (Add Options): Describe features for dg-add-options.
1535 (Require Support): Describe variants of dg-require-support.
1536 (Final Actions): Describe commands to use in dg-final.
1538 2010-03-22 Michael Matz <matz@suse.de>
1541 * recog.c (validate_replace_rtx_group): Replace also in
1542 REG_EQUAL and REG_EQUIV notes.
1544 2010-03-22 Richard Guenther <rguenther@suse.de>
1546 PR tree-optimization/43390
1547 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1548 sure vector extracts are type correct.
1550 2010-03-22 Richard Guenther <rguenther@suse.de>
1553 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1554 x * sqrt (x) even when optimizing for size if the target
1555 has native support for sqrt.
1557 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1559 * varasm.c (make_decl_rtl_for_debug): Also clear
1560 flag_mudflap for the duration of make_decl_rtl call.
1563 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1564 locs from preserved VALUEs.
1566 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1569 * pa.md (movmemsi): Set align to one if zero.
1570 (movmemdi): Likewise.
1572 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1575 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1576 with their corresponding prologue pushes.
1578 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1581 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1582 at the begining or end.
1583 (spu_expand_epilogue): Likewise.
1585 2010-03-20 Richard Guenther <rguenther@suse.de>
1587 PR rtl-optimization/43438
1588 * combine.c (make_extraction): Properly zero-/sign-extend an
1589 extraction of the low part of a CONST_INT. Also handle
1592 2010-03-19 Mike Stump <mikestump@comcast.net>
1594 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1595 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1596 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1598 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1601 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1604 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1606 PR rtl-optimization/42258
1607 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1608 use that may match DEF.
1611 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1612 the cost of loading the constant rather than assuming
1614 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1615 outer code is AND, do the same tests as the andsi3 expander and
1616 return COSTS_N_INSNS (1) if and is cheap.
1618 * optabs.c (avoid_expensive_constant): Fix formatting.
1620 2010-03-19 Michael Matz <matz@suse.de>
1623 * attribs.c (decl_attributes): When rebuilding a function pointer
1624 type use the same qualifiers as the original pointer type.
1626 2010-03-19 Martin Jambor <mjambor@suse.cz>
1628 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1629 and is_gimple_ip_invariant_address.
1631 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1634 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1636 * config/arm/arm.c (arm_override_options): Turn off
1637 flag_dwarf2_cfi_asm for AAPCS variants.
1639 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1642 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1643 Use PRE_MODIFY instead of PRE_DEC.
1644 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1645 (vfp_emit_fstmd): Likewise.
1647 2010-03-19 Michael Matz <matz@suse.de>
1650 * builtins.c (expand_builtin_interclass_mathfn,
1651 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1654 2010-03-19 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/43415
1657 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1658 (phi_translate_1): ... this.
1659 (phi_translate): Move all caching here. Cache all NARY
1660 and REFERENCE translations.
1662 2010-03-19 David S. Miller <davem@davemloft.net>
1664 With help from Eric Botcazou.
1665 * config/sparc/sparc.c: Include dwarf2out.h.
1666 (emit_pic_helper): Delete.
1667 (pic_helper_symbol_name): Delete.
1668 (pic_helper_emitted_p): Delete.
1669 (pic_helper_needed): New.
1670 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1671 (get_pc_thunk_name): New.
1672 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1673 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1674 Set pic_helper_needed to true. Don't call emit_pic_helper.
1675 (sparc_expand_prologue): Update load_pic_register call.
1676 (sparc_output_mi_thunk): Likewise.
1677 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1678 thunk if possible. Output CFI information as needed.
1680 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1681 Jack Howarth <howarth@bromo.med.uc.edu>
1684 * config/i386/i386.h: Fix ABI on darwin x86-32.
1686 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1688 * tree.h: Declare make_decl_rtl_for_debug.
1689 * varasm.c (make_decl_rtl_for_debug): New.
1690 * dwarf2out.c (rtl_for_decl_location): Call it.
1691 * cfgexpand.c (expand_debug_expr): Call it.
1693 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1696 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1700 * var-tracking.c (vt_init_cfa_base): Do nothing if
1701 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1703 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1706 * var-tracking.c (canonicalize_vars_star): New.
1707 (dataflow_post_merge_adjust): Use it.
1709 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1712 * var-tracking.c (non_suitable_const): New function.
1713 (add_uses): For DEBUG_INSNs with constants, don't record any
1714 value, instead just the constant value itself.
1715 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1716 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1717 (emit_notes_in_bb): Likewise.
1718 (emit_note_insn_var_location): For onepart variables if
1719 cur_loc is a VOIDmode constant, use DECL_MODE.
1721 2010-03-18 Martin Jambor <mjambor@suse.cz>
1724 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1725 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1726 all non-clones. Moved call redirection...
1727 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1728 (cgraph_materialize_all_clones): Dispose of all
1729 combined_args_to_skip bitmaps.
1730 (verify_cgraph_node): Do not check for edges pointing to wrong
1731 nodes in inline clones.
1732 * tree-inline.c (copy_bb): Call
1733 cgraph_redirect_edge_call_stmt_to_callee.
1734 * ipa.c (cgraph_remove_unreachable_nodes): Call
1735 cgraph_node_remove_callees even when there are used clones.
1737 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1739 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1741 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1744 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1747 2010-03-18 Michael Matz <matz@suse.de>
1750 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1751 into sqrt(x) if we need to preserve signed zeros.
1753 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1754 Eric Botcazou <ebotcazou@adacore.com>
1756 PR rtl-optimization/43360
1757 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1758 note if we don't know its invariant status.
1760 2010-03-18 Michael Matz <matz@suse.de>
1762 PR tree-optimization/43402
1763 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1764 PHI chains of ssa names registered for update.
1766 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1769 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1770 non-offsettable and pre_modify update addressing.
1771 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1772 and "2" alternatives "#".
1773 (*movdd_softfloat32): Make all alternatives "#";
1774 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1775 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1776 (*movdf_softfloat32): Make all alternatives "#";
1777 (movdi): Use the new DIFD mode iterator to create a common splitter
1778 for movdi, movdf and movdd patterns.
1780 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1782 * common.opt (dumpdir): Remove redundant tab.
1784 2010-03-17 Martin Jambor <mjambor@suse.cz>
1786 PR tree-optimization/43347
1787 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1788 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1790 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1792 PR rtl-optimization/42216
1793 * regrename.c (create_new_chain): New function, broken out from...
1794 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1795 appending a use to an empty chain.
1796 (build_def_use): Remove previous changes that convert OP_INOUT to
1797 OP_OUT operands; instead detect the case where an OP_INOUT operand
1798 uses a previously untracked register and create an empty chain for it.
1800 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1802 * doc/extend.texi (Function Attributes): Rewrite unfinished
1803 sentence in ms_abi documentation.
1805 2010-03-17 Alan Modra <amodra@gmail.com>
1807 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1808 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1809 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1810 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1812 2010-03-16 Richard Henderson <rth@redhat.com>
1815 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1816 (lower_try_finally): Save and restore eh_seq around the expansion
1819 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1821 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1822 statements before splitting block.
1824 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1826 * doc/sourcebuild.texi (Testsuites): Fix markup.
1827 Use pathnames relative to gcc/testsuite.
1828 (Test Directives): Move description of how timeout is determined.
1829 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1830 (C Tests): Correct gcc.misc-tests directory.
1831 Framework tests now live in gcc.test-framework.
1833 2010-03-16 Richard Guenther <rguenther@suse.de>
1836 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1837 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1839 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1840 Alexandre Oliva <aoliva@redhat.com>
1842 PR tree-optimization/42917
1843 * lambda-code.c (remove_iv): Skip debug statements.
1844 (lambda_loopnest_to_gcc_loopnest): Likewise.
1845 (not_interesting_stmt): Debug statements are not interesting.
1847 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1851 * cselib.c (cselib_preserve_constants,
1852 cfa_base_preserved_val): New static variables.
1853 (preserve_only_constants): New function.
1854 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1855 clear its REG_VALUES. If cselib_preserve_constants, don't
1856 empty the whole hash table, but preserve there VALUEs with constants,
1857 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1858 (cselib_preserve_cfa_base_value): New function.
1859 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1860 (cselib_init): Change argument to int bitfield. Set
1861 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1863 (cselib_finish): Clear cselib_preserve_constants and
1864 cfa_base_preserved_val.
1865 * cselib.h (enum cselib_record_what): New enum.
1866 (cselib_init): Change argument to int.
1867 (cselib_preserve_cfa_base_value): New prototype.
1868 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1869 * dse.c (dse_step1): Likewise.
1870 * cfgcleanup.c (thread_jump): Likewise.
1871 * sched-deps.c (sched_analyze): Likewise.
1872 * gcse.c (local_cprop_pass): Likewise.
1873 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1874 If FN is non-NULL, call the callback always and whenever it returns
1875 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1876 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1877 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1878 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1879 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1880 * var-tracking.c: Include recog.h.
1881 (bb_stack_adjust_offset): Remove.
1882 (vt_stack_adjustments): Don't call it, instead just gather the
1883 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1884 (adjust_stack_reference): Remove.
1885 (compute_cfa_pointer): New function.
1886 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1887 (struct adjust_mem_data): New type.
1888 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1890 (get_address_mode): New function.
1891 (replace_expr_with_values): Use it.
1892 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1893 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1894 (adjust_sets): Remove.
1895 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1896 Use get_address_mode.
1897 (get_adjusted_src): Remove.
1898 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1899 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1900 (add_with_sets): Don't call adjust_sets.
1901 (fp_setter, vt_init_cfa_base): New functions.
1902 (vt_initialize): Change return type to bool. Move most of pool etc.
1903 initialization to the beginning of the function from end. Pass
1904 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1905 If !frame_pointer_needed, call vt_stack_adjustment before mos
1906 vector is filled, call vt_init_cfa_base if argp/framep has been
1907 eliminated to sp. If frame_pointer_needed and argp/framep has
1908 been eliminated to hard frame pointer, set
1909 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1910 encountering fp setter in the prologue. For MO_ADJUST, call
1911 log_op_type before pusing the op into mos vector, not afterwards.
1912 Call adjust_insn before cselib_process_insn/add_with_sets,
1913 call cancel_changes (0) afterwards.
1914 (variable_tracking_main_1): Adjust for vt_initialize calling
1915 vt_stack_adjustments and returning whether it succeeded or not.
1917 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1919 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1922 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1924 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1926 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1927 drap_reg has not been set.
1929 2010-03-15 Michael Matz <matz@suse.de>
1932 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1933 use it to expand block copies.
1934 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1935 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1936 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1938 2010-03-15 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/43367
1941 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1944 2010-03-15 Richard Guenther <rguenther@suse.de>
1946 PR tree-optimization/43317
1947 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1949 2010-03-15 Martin Jambor <mjambor@suse.cz>
1951 PR tree-optimization/43141
1952 * tree-sra.c (create_abstract_origin): New function.
1953 (modify_function): Call create_abstract_origin.
1955 2010-03-15 Chris Demetriou <cgd@google.com>
1957 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1960 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1963 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1964 call insert_out_of_ssa_copy for default definitions.
1966 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1968 * graphite-clast-to-gimple.c (my_long_long): Defined.
1969 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1970 * graphite-sese-to-poly.c (my_long_long): Defined.
1971 (scop_ivs_can_be_represented): Use it.
1973 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1975 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1976 graphite-max-bbs-per-function, and loop-block-tile-size.
1977 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1979 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1981 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1983 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1984 forward declaration.
1985 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1986 (add_upper_bounds_from_estimated_nit): New.
1987 (build_loop_iteration_domains): Use it.
1989 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1991 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1993 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1996 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1997 should be an INTEGER_CST. Also handle CASE_CONVERT.
1999 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2001 * graphite.c (graphite_initialize): To bound the number of bbs per
2002 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2003 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2004 * doc/invoke.texi: Document it.
2006 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2008 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2009 * graphite-sese-to-poly.h (build_poly_scop): Same.
2011 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2013 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2014 the number of parameters in the scop. Use as an upper bound
2015 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2016 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2017 * doc/invoke.texi: Document it.
2019 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2021 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2022 * doc/c-tree.texi: Remove.
2023 * doc/generic.texi: Merge c-tree.texi here.
2024 * doc/gccint.texi (Trees): Remove menu entry.
2025 (c-tree.texi): Remove @include.
2026 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2027 * doc/languages.texi (Reading RTL): Ditto.
2029 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2032 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2034 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2037 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2038 code added to work around reload clobbering CONST insns.
2040 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2042 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2043 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2044 (cselib_preserve_only_values): Remove retain argument, don't
2045 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2046 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2047 * var-tracking.c (micro_operation): Move insn field before union.
2048 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2049 (struct variable_tracking_info_def): Remove n_mos field, change
2050 mos into a vector of micro_operations.
2051 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2052 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2053 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2054 changing into a vector.
2055 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2056 come before all other uops generated by add_stores.
2057 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2059 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2060 a vector. Run just one pass over the bbs instead of separate counting
2061 and computation phase.
2062 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2065 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2066 into *nonlocalized_list vector.
2067 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2068 even if origin is non-NULL.
2069 (gen_variable_die): Likewise.
2070 (process_scope_var): Don't change origin.
2071 (gen_decl_die): Likewise.
2072 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2073 before adding new edges instead of after it, fix moving over
2076 2010-03-11 David S. Miller <davem@davemloft.net>
2078 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2080 * configure: Rebuild.
2082 2010-03-11 Martin Jambor <mjambor@suse.cz>
2084 PR tree-optimization/43257
2085 * tree.c (assign_assembler_name_if_neeeded): New function.
2086 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2088 * tree.h (assign_assembler_name_if_neeeded): Declare.
2089 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2090 the function if needed.
2092 2010-03-11 Chris Demetriou <cgd@google.com>
2094 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2095 include/stdint-gcc.h, and include/stdint.h world-readable.
2097 2010-03-11 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/43255
2100 * tree-vrp.c (process_assert_insertions_for): Do not insert
2101 asserts for trivial conditions.
2103 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2105 PR tree-optimization/43280
2106 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2107 generation. Move calculation of size out of the if branch.
2108 (find_bswap): Modify compare number generation.
2110 2010-03-11 Richard Guenther <rguenther@suse.de>
2113 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2114 (input_gimple_stmt): Fixup handled component types during
2115 operand read. Also fix up decls in ADDR_EXPRs.
2117 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2119 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2120 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2122 2010-03-10 Jan Hubicka <jh@suse.cz>
2125 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2126 * varasm.c (get_variable_section): Don't do that here...
2127 (make_decl_rtl): ... and here.
2128 (do_assemble_alias): Produce decl RTL.
2129 (assemble_alias): Likewise.
2131 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2134 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2135 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2137 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2138 (based_loc_descr): Only express drap or vdrap regno based expressions
2139 using DW_OP_fbreg when not optimizing.
2140 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2141 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2142 REG_CFA_SET_VDRAP note.
2144 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2146 PR tree-optimization/43236
2147 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2148 error in calculation of base address in reverse iteration case.
2149 (generate_builtin): Take number of latch executions if the statement
2152 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2155 * tree-eh.c: Include pointer-set.h.
2156 (lower_eh_dispatch): Filter out duplicate case labels and
2157 remove the unneeded edge when the label is unused. Return
2158 true when some edges are removed.
2159 (execute_lower_eh_dispatch): When any lowering resulted in
2160 removing an edge, also delete unreachable blocks.
2162 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2165 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2166 UNSPEC_MACHOPIC_OFFSET.
2168 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2171 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2172 (m68k_delegitimize_address): New function.
2174 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2177 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2180 * var-tracking.c (adjust_sets): New function.
2181 (count_with_sets, add_with_sets): Use it.
2182 (get_adjusted_src): New inline function.
2183 (add_stores): Use it.
2186 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2187 call cselib_dummy_expand_value_rtx_cb instead of
2188 cselib_expand_value_rtx_cb.
2191 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2192 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2193 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2194 and .cfi_endproc around the pic thunks.
2195 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2196 all queued unwind info register saves are saved before the call.
2197 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2198 considered as sp-=4 for unwind info and the pop as sp+=4 which
2199 also clobbers dest, but doesn't actually restore it.
2202 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2203 RTX_FRAME_RELATED_P.
2205 2010-03-09 Jie Zhang <jie@codesourcery.com>
2207 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2208 whitespaces in output template.
2210 2010-03-09 Jie Zhang <jie@codesourcery.com>
2212 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2215 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2217 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2218 builtins.exp in a separate job.
2220 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2222 * graphite-sese-to-poly.c (add_param_constraints): Use
2223 lower_bound_in_type and upper_bound_in_type.
2225 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2227 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2228 instead of unsigned_type_node.
2230 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2231 Reza Yazdani <reza.yazdani@amd.com>
2234 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2235 on pointer type parameters.
2237 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2241 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2242 handle conversions from pointer to integers.
2243 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2244 induction variable, to be able to work with code generated by CLooG.
2245 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2246 (build_poly_scop): Bail out if we cannot codegen a loop.
2248 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2250 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2251 code generation with gloog_error.
2253 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2255 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2256 Call fold_convert on all the returned values.
2257 (expand_scalar_variables_expr): Pass to
2258 expand_scalar_variables_ssa_name the type of the resulting expression.
2260 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2262 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2263 ppl_min_for_le_pointset.
2264 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2265 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2267 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2269 * graphite-dependences.c (map_into_dep_poly): Removed.
2270 (dependence_polyhedron_1): Use combine_context_id_scat.
2272 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2274 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2275 (struct poly_bb): Same.
2276 (combine_context_id_scat): New.
2278 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2281 * sese.c (name_defined_in_loop_p): Return false for default
2284 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2286 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2287 and clean up the logic.
2289 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2291 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2294 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2296 * var-tracking.c (remove_cselib_value_chains): Define only for
2298 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2299 delete_slot_part, emit_notes_for_differences_1): Don't call
2300 remove_cselib_value_chains here.
2301 (set_slot_part, emit_notes_for_differences_2): Don't call
2302 add_cselib_value_chains here.
2303 (preserved_values): New vector.
2304 (preserve_value): New function.
2305 (add_uses, add_stores, vt_add_function_parameters): Use it
2306 instead of cselib_preserve_value.
2307 (changed_values_stack): New vector.
2308 (check_changed_vars_0): New function.
2309 (check_changed_vars_1, check_changed_vars_2): Use it.
2310 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2311 changed_values_stack VALUEs.
2312 (vt_emit_notes): For all preserved_values call
2313 add_cselib_value_chains. If ENABLE_CHECKING call
2314 remove_cselib_value_chains before verifying value_chains is empty.
2315 Initialize and free changed_values_stack.
2316 (vt_initialize): Initialize preserved_values.
2317 (vt_finalize): Free preserved_values.
2319 2010-03-08 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/43269
2322 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2325 2010-03-08 Martin Jambor <mjambor@suse.cz>
2327 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2328 (ipa_is_param_called): Removed.
2329 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2330 (ipa_print_node_params): Do not print the called flag.
2331 (ipa_write_node_info): Do not stream the called flag.
2332 (ipa_read_node_info): Likewise.
2334 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2337 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2338 * cselib.c (struct expand_value_data): Add dummy field.
2339 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2341 (cselib_dummy_expand_value_rtx_cb): New function.
2342 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2344 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2345 * var-tracking.c: Include pointer-set.h.
2346 (variable): Change n_var_parts to char from int. Add
2347 cur_loc_changed and in_changed_variables fields.
2348 (variable_canonicalize): Remove.
2349 (shared_var_p): New inline function.
2350 (unshare_variable): Maintain cur_loc_changed and
2351 in_changed_variables fields. If var was in changed_variables,
2352 replace it there with new_var. Just copy cur_loc instead of
2353 resetting it to something else.
2354 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2355 (dataflow_set_union): Don't call variable_canonicalize.
2356 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2357 of their DEBUG_EXPR_TREE_DECLs.
2358 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2359 and in_changed_variables and cur_loc_changed is false.
2360 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2361 and cur_loc_changed. Don't update cur_loc here.
2362 (variable_merge_over_src): Don't call variable_canonicalize.
2363 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2364 removing loc that is equal to cur_loc, clear cur_loc,
2365 set cur_loc_changed and ensure variable_was_changed is called.
2366 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2367 compare pointers in cur_loc check, if it is equal to loc,
2368 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2369 (variable_different_p): Remove compare_current_location argument,
2370 don't compare cur_loc.
2371 (dataflow_set_different_1): Adjust variable_different_p caller.
2372 (variable_was_changed): If dv had some var in changed_variables
2373 already, reset in_changed_variables flag for it and propagate
2374 cur_loc_changed over to the new variable. On empty var
2375 always set cur_loc_changed. Set in_changed_variables on whatever
2376 var is added to changed_variables.
2377 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2378 Use shared_var_p. When removing loc that is equal to cur_loc,
2379 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2380 end, don't set it to something else, just call variable_was_changed.
2381 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2382 loc being removed, clear cur_loc and set cur_loc_changed.
2383 Set cur_loc_changed if all locations have been removed.
2384 (struct expand_loc_callback_data): New type.
2385 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2386 allocated. Always create SUBREGs if simplify_subreg failed.
2387 Prefer to use cur_loc, when that fails and still in
2388 changed_variables (and seen first time) recompute it. Set
2389 cur_loc_changed of variables which had to change cur_loc and
2390 compute elcd->cur_loc_changed if any of the subexpressions used
2391 had to change cur_loc.
2392 (vt_expand_loc): Adjust to pass arguments in
2393 expand_loc_callback_data structure.
2394 (vt_expand_loc_dummy): New function.
2395 (emitted_notes): New variable.
2396 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2397 that weren't used for any other decl in current
2398 emit_notes_for_changes call call vt_expand_loc_dummy to update
2399 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2400 first loc_chain location if NULL before. Always use just
2401 cur_loc instead of first loc_chain location. When cur_loc_changed
2402 is false, when not --enable-checking=rtl just don't emit any note.
2403 When rtl checking, compute the note and assert it is the same
2404 as previous note. Clear cur_loc_changed and in_changed_variables
2405 at the end before removing from changed_variables.
2406 (check_changed_vars_3): New function.
2407 (emit_notes_for_changes): Traverse changed_vars to call
2408 check_changed_vars_3 on each changed var.
2409 (emit_notes_for_differences_1): Clear cur_loc_changed and
2410 in_changed_variables. Recompute cur_loc of new_var.
2411 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2412 (vt_emit_notes): Initialize and destroy emitted_notes.
2414 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2416 PR rtl-optimization/42220
2417 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2418 Use verify_reg_tracked to determine if we should use OP_OUT rather
2420 (build_def_use): If we see an in-out operand for a register that we
2421 know nothing about, treat is an output if possible, fail the block if
2424 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2427 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2430 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2433 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2434 uses of relevant DEFs that are dead outside the loop too.
2436 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2438 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2440 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2442 * var-tracking.c (values_to_unmark): New variable.
2443 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2444 values_to_unmark vector. Moved body to...
2445 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2446 instead queue it into values_to_unmark vector.
2447 (vt_find_locations): Free values_to_unmark vector.
2449 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2451 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2452 (site.exp): Export them when plugins are enabled.
2454 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2457 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2459 (chrec_fold_multiply): Same.
2461 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2464 * c-decl.c (build_compound_literal): Return early if init is
2467 2010-03-04 Martin Jambor <mjambor@suse.cz>
2469 PR tree-optimization/43164
2470 PR tree-optimization/43191
2471 * tree-sra.c (type_consists_of_records_p): Reject records with
2472 zero-size bit-fields at the end.
2474 2010-03-04 Mike Stump <mikestump@comcast.net>
2476 * Makefile.in (TAGS): Remove *.y.
2478 2010-03-04 Richard Guenther <rguenther@suse.de>
2480 PR tree-optimization/40761
2481 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2483 (my_rev_post_order_compute): New function.
2484 (init_pre): Call it.
2486 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2489 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2490 decrease the cost of an IV candidate when the cost is infinite.
2492 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2494 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2495 Use '3DNow!' for the extension of that name, ensure normal space
2497 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2499 2010-03-03 Jeff Law <law@redhat.com>
2501 * PR middle-end/32693
2502 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2503 than gen_rtx_SUBREG.
2504 (extract_bit_field_1): Likewise.
2506 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2508 * doc/sourcebuild.texi (Test directives): Document that arguments
2509 include-opts and exclude-opts are now optional for dg-skip-if,
2510 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2512 2010-03-03 Jason Merrill <jason@redhat.com>
2515 * cgraph.h (varpool_node): Add extra_name field.
2516 * varpool.c (varpool_extra_name_alias): New.
2517 (varpool_assemble_decl): Emit extra name aliases.
2518 (varpool_mark_needed_node): Look past an extra name alias.
2519 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2520 * lto-streamer-in.c (lto_input_tree): Read it.
2521 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2523 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2525 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2526 (sparc*-*-solaris2*): ...this.
2528 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2531 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2532 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2533 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2534 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2537 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2538 fallthrough to default handling, just with want_address 0 instead of 2.
2539 For single element lists, add_AT_loc directly, otherwise create an
2540 artificial variable DIE and stick location list to it.
2543 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2544 (VAL_EXPR_HAS_REVERSE): Define.
2545 (reverse_op): New function.
2546 (add_stores): For reversible operations add an extra MO_VAL_USE.
2548 2010-03-02 Jason Merrill <jason@redhat.com>
2550 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2552 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2554 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2555 (sparc64-*-linux*): Likewise.
2556 (sparc64-*-solaris2*): Include assembler files before linker ones.
2557 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2558 * config/sparc/gas.h: Delete.
2559 * config/sparc/sol2-64.h: Add copyright notice.
2560 * config/sparc/sol2-gas-bi.h: Likewise.
2561 * config/sparc/sol2-gld.h: Likewise.
2562 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2563 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2564 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2565 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2566 (sparc_elf_asm_named_section): Rename into...
2567 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2569 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2571 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2573 2010-03-02 Jeff Law <law@redhat.com>
2576 * reload1.c (rtx_p, substitute_stack): Declare.
2577 (substitute): Record addresses of changed rtxs.
2578 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2579 Restore the original rtx when complete.
2580 (reload): Free subsitute_stack when complete.
2582 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2584 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2585 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2587 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2588 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2589 Torture Tests): Change from subsection to section.
2591 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2592 Steven Bosscher <steven@gcc.gnu.org>
2594 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2597 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2600 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2601 the assignment from the new induction variable to the assignment
2602 of the value from the original loop PHI function.
2604 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2605 Daniel Jacobowitz <dan@codesourcery.com>
2607 * doc/sourcebuild.texi (Test directives): Clarify options to
2610 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2612 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2613 Disable cfi directives unless GCC and gas agree on using read-only
2614 .eh_frame sections for 64-bit.
2615 * configure: Regenerate.
2617 2010-03-01 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/43220
2620 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2621 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2623 2010-03-01 Richard Guenther <rguenther@suse.de>
2624 Martin Jambor <mjambor@suse.cz>
2627 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2628 gimplified parameters.
2630 2010-03-01 Christian Bruel <christian.bruel@st.com>
2632 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2634 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2636 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2638 2010-03-01 Richard Guenther <rguenther@suse.de>
2641 * expr.c (expand_assignment): Use the alias-oracle to tell
2642 if the rhs aliases the result decl.
2644 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2647 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2648 to sol_gt_pch_get_address.
2649 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2650 64-bit, SPARC and x86.
2651 (sol_gt_pch_get_address): New function.
2653 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2655 * toplev.h (inform_n, error_n): Declare.
2656 * diagnostic.c (inform_n, error_n): New function.
2658 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2660 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2661 has no rtl yet when processing local_decls, queue it and recheck
2662 if deferred stack allocation hasn't assigned it rtl.
2664 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2666 * config/sh/sh.c (unspec_bbr_uid): New.
2667 (gen_block_redirect): Use it instead of INSN_UID.
2668 (gen_far_branch): Likewise.
2670 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2672 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2673 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2675 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2677 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2678 (Warning Options): -Wno-conversion-null is valid for
2679 Objective-C++ as well.
2680 * doc/tm.texi (Named Address Spaces): Likewise.
2681 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2682 * doc/tree-ssa.texi (Tree SSA): Likewise.
2684 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2687 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2688 by default. Don't set the default arch for
2689 i[34567]86-*-darwin*|x86_64-*-darwin*.
2691 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2694 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2695 default. Set the default 32bit/64bit archs with $with_arch
2696 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2698 2010-02-27 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/43186
2701 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2702 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2703 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2704 unroller iterations.
2706 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2708 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2709 required and i[34567]86-*-* targets don't support 64bit ISA.
2711 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2714 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2717 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2719 * config.gcc: Set the default arch at least to Prescott for
2720 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2721 if SSE math is enabled.
2723 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2725 * diagnostic.c (diagnostic_initialize): Update.
2726 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2728 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2729 (diagnostic_inhibit_notes): New.
2730 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2732 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2735 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2736 * doc/standards.texi: Likewise.
2737 * doc/extend.texi: Likewise.
2738 * doc/trouble.texi: Likewise.
2739 * doc/cppopts.texi: Likewise.
2740 * doc/install.texi: Likewise.
2741 * c.opt (std=c90,std=gnu90): New options.
2742 * c-opts.c (c_common_handle_option): Handle them.
2744 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2747 * c-decl.c (undeclared_variable): Use an informative note.
2749 2010-02-26 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/43186
2752 * gimple.h (gimple_fold): Remove.
2753 * gimple.c (gimple_fold): Remove. Inline into single user ...
2754 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2755 Try harder for conditions.
2757 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2760 * function.c (used_types_insert): Don't skip through named pointer
2761 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2762 and it is different from the main variant's type.
2764 2010-02-26 Nick Clifton <nickc@redhat.com>
2766 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2768 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2770 * config.gcc: Support --with-fpmath=sse for x86.
2772 * config/i386/ssemath.h: New.
2774 * doc/install.texi (--with-fpmath=sse): Documented.
2776 2010-02-26 Richard Guenther <rguenther@suse.de>
2778 PR tree-optimization/43188
2779 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2780 vector types of over-aligned element type.
2782 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2786 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2788 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2790 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2792 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2794 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2795 * var-tracking.c: Include diagnostic.h.
2796 (debug_dv): New function.
2797 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2800 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2801 (add_value_chain, add_value_chains, remove_value_chain,
2802 remove_value_chains): Handle DEBUG_EXPRs.
2803 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2806 * regcprop.c (struct queued_debug_insn_change): New type.
2807 (struct value_data_entry): Add debug_insn_changes field.
2808 (struct value_data): Add n_debug_insn_changes field.
2809 (debug_insn_changes_pool): New variable.
2810 (free_debug_insn_changes, apply_debug_insn_changes,
2811 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2812 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2813 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2815 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2817 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2818 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2819 changes, call cprop_find_used_regs via note_stores.
2820 (copyprop_hardreg_forward): When copying vd from predecessor
2821 which has any queued DEBUG_INSN changes, make sure the pointers are
2822 cleared. At the end call df_analyze and then if there are any
2823 DEBUG_INSN changes queued at the end of some basic block for still
2824 live registers, apply them.
2825 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2827 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2829 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2832 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2834 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2835 targets. Set the default with_cpu/with_arch from arch/cpu.
2836 Allow x86-64 and native for with_cpu/with_arch.
2838 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2840 * ebitmap.c: Change calls to verify_popcount with calls to
2841 sbitmap_verify_popcount.
2842 (ebitmap_clear_bit): Fixed map->cacheindex test and
2843 map>cache update when bit clearing results in an empty
2846 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2849 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2850 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2851 and support both V2DF and V2DI modes.
2852 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2853 support both V2DF and V2DI modes.
2854 (general): Delete trailing whitespace from a few patterns.
2856 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2857 V2DF/V2DI interleave high/low builtins.
2859 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2862 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2863 interleave high/low functions.
2865 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2867 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2868 #pragma extern_prefix.
2870 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2873 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2874 BLKmode, assert op0 is a MEM and just adjust its mode.
2877 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2878 if bitpos isn't multiple of mode's bitsize.
2880 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2882 * c.opt (-ftemplate-depth=): New.
2883 (-ftemplate-depth-): Deprecate.
2884 * optc-gen.awk: Handle -ftemplate-depth=.
2885 * opth-gen.awk: Likewise.
2886 * c-opts.c (c_common_handle_option): Likewise.
2887 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2889 2010-02-24 Jason Merrill <jason@redhat.com>
2891 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2893 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2895 * cfg.c (alloc_aux_for_block): Remove inline.
2896 (alloc_aux_for_edge): Likewise.
2898 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2900 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2902 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2904 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2905 * config/i386/sol2-gas.h: New file.
2906 * config.gcc (i[34567]86-*-solaris2*): Use it.
2908 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2911 * c-typeck.c (ep_convert_and_check): New.
2912 (build_conditional_expr): Use it.
2913 (build_binary_op): Likewise.
2915 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2917 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2920 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2921 bounds even for -O+.
2922 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2923 expr needs to have DECL_NAME set.
2925 2010-02-24 Nick Clifton <nickc@redhat.com>
2927 * config/mep/mep.c: Include gimple.h.
2928 (mep_function_uses_sp): Delete unused function.
2929 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2930 parameters. Use unsigned integers to count args. Return a
2931 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2933 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2936 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2937 greater or equal to nelt instead of 2 * nelt.
2938 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2941 2010-02-23 Jason Merrill <jason@redhat.com>
2944 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2945 in cfun->local_decls even if they have register types.
2948 * stor-layout.c (place_field): Don't warn about unnecessary
2949 DECL_PACKED if the type is packed.
2951 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2954 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2955 GOTOFF relocs, even when the base reg isn't pic pointer.
2957 2010-02-23 Michael Matz <matz@suse.de>
2960 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2961 (expand_gimple_basic_block): Generate and use debug temps if there
2962 are debug uses left after the last real use of TERed ssa names.
2963 Unlink debug immediate uses when they are expanded.
2965 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2968 * config/i386/i386.c (override_options): Reorganise to provide
2969 better error messages.
2971 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2974 * graphite-scop-detection.c (create_single_exit_edge): Move
2975 the call to find_single_exit_edge to....
2976 (create_sese_edges): ...here. Don't handle multiple edges
2977 exiting the function.
2978 (build_graphite_scops): Don't handle multiple edges
2979 exiting the function.
2981 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2984 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2985 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2987 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2990 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2992 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2995 * c-typeck.c (convert_arguments): Print declaration location.
2996 * c-common.c (validate_nargs): Rename as
2997 builtin_function_validate_nargs.
2998 (check_builtin_function_arguments): Update.
3000 2010-02-22 Richard Guenther <rguenther@suse.de>
3003 * tree-inline.c (declare_return_variable): Use the type of
3004 the call stmt lhs if available.
3006 2010-02-22 Duncan Sands <baldrick@free.fr>
3008 * passes.c (register_pass): Always consider all pass lists when
3009 ref_pass_instance_number is zero.
3011 2010-02-22 Richard Guenther <rguenther@suse.de>
3013 PR tree-optimization/42749
3014 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3015 parameter. Do arithmetic in the original type.
3016 (update_accumulator_with_ops): Likewise.
3017 (adjust_accumulator_values): Adjust.
3019 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3021 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3022 (QI to BLKmode splitter): New splitter.
3024 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3026 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3027 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3029 2010-02-22 Richard Guenther <rguenther@suse.de>
3031 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3033 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3035 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3036 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3037 ($(T)crti.o, $(T)crtn.o): Remove rules.
3039 2010-02-21 Tobias Burnus <burnus@net-b.de>
3042 * doc/invoke.texi (-fassociative-math): Document that this
3043 option is automatically enabled for Fortran.
3045 2010-02-20 David S. Miller <davem@davemloft.net>
3047 * configure.ac: Test if linker and assembler properly support
3048 GOTDATA_OP relocations.
3049 * configure: Rebuild.
3050 * config.in: Likewise.
3051 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3052 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3053 (movsi_high_pic): Likewise.
3054 (movdi_lo_sum_pic): Likewise.
3055 (movdi_high_pic): Likewise.
3056 (movsi_pic_gotdata_op): New pattern.
3057 (movdi_pic_gotdata_op): Likewise.
3058 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3059 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3061 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3065 attribute to ssemul.
3066 (xop_mulv2div2di3_high): Ditto.
3068 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3071 * c.opt (Wconversion-null): New option.
3072 * doc/invoke.texi (Wconversion-null): Document.
3074 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3076 * common.opt (Wlarger-than-): Add Undocumented.
3078 2010-02-19 Mike Stump <mikestump@comcast.net>
3080 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3082 2010-02-19 Jason Merrill <jason@redhat.com>
3085 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3086 * configure: Likewise.
3088 2010-02-20 Alan Modra <amodra@gmail.com>
3091 * cgraph.h (cgraph_make_decl_local): Declare.
3092 * cgraph.c (cgraph_make_decl_local): New function.
3093 (cgraph_make_node_local): Use it.
3094 * cgraphunit.c (cgraph_function_versioning): Likewise.
3095 * ipa.c (function_and_variable_visibility): Likewise.
3097 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3100 * except.c (sjlj_emit_function_enter): Don't call
3101 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3103 * rtl.h (add_reg_br_prob_note): Remove prototype.
3105 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3108 * c-common.c (conversion_warning): Remove widening conversions
3109 before checking the conversion of integers to reals.
3111 2010-02-19 Mike Stump <mikestump@comcast.net>
3114 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3117 * cgraphunit.c (process_function_and_variable_attributes): Check
3118 DECL_PRESERVE_P instead of looking up attribute "used".
3119 * ipa-pure-const.c (check_decl): Likewise.
3120 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3121 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3122 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3123 instead of attribute "used".
3124 * config/sol2-c.c (solaris_pragma_init): Likewise.
3125 (solaris_pragma_fini): Likewise.
3127 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3129 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3130 Use XCNEW instead of xcalloc.
3131 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3132 XNEW instead of xmalloc.
3133 (get_fields): Use XNEWVEC instead of xmalloc.
3136 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3137 populate vars array.
3138 (create_new_general_access): For debug stmts just reset value.
3139 (get_stmt_accesses): For accesses within debug stmts just record them
3140 using add_access_to_acc_sites instead of preventing the peeling or
3141 counting them as accesses.
3144 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3146 2010-02-19 Richard Guenther <rguenther@suse.de>
3148 PR tree-optimization/42916
3149 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3152 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3154 * configure.ac: Replace all uses of changequote in macro arguments
3155 with proper quoting.
3157 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3160 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3162 2010-02-19 Richard Guenther <rguenther@suse.de>
3164 PR tree-optimization/42944
3165 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3166 test for aliasing with errno.
3168 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3171 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3172 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3173 * dojump.c: Include output.h.
3174 (inv): New inline function.
3175 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3176 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3177 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3178 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3179 argument, pass it down to other calls.
3180 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3181 add REG_BR_PROB note to the conditional jump.
3182 * cfgexpand.c (add_reg_br_prob_note): Removed.
3183 (expand_gimple_cond): Don't call it, add the probability
3184 as last argument to jumpif_1/jumpifnot_1.
3185 * Makefile.in (dojump.o): Depend on output.h.
3186 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3188 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3189 * stmt.c (do_jump_if_equal): Likewise.
3190 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3191 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3192 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3194 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3195 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3196 jumpifnot_1 callers.
3197 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3199 (store_expr): Adjust jumpifnot caller.
3200 (store_constructor): Adjust jumpif caller.
3203 * gimplify.c (gimple_boolify): For __builtin_expect call
3204 gimple_boolify also on its first argument.
3206 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3208 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3210 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3211 * configure: Regenerated.
3213 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3215 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3216 lang_hooks.types_compatible_p instead of comptypes.
3218 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3220 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3221 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3222 if __prefer_thumb__ is defined.
3224 2010-02-18 Martin Jambor <mjambor@suse.cz>
3226 PR tree-optimization/43066
3227 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3228 array with zero-sized element type.
3230 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3232 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3233 rtx, allocate struct var_loc_node here and return it to the
3234 caller, and only if it is actually needed.
3235 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3236 move it earlier and return immediately if it returns NULL.
3238 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3240 * config/sparc/gas.h: New file. Restore
3241 TARGET_ASM_NAMED_SECTION to its ELF default.
3242 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3244 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3245 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3246 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3247 after sparc/sysv4.h.
3249 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3251 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3253 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3255 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3256 patterns from predicated pattern.
3258 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3262 for insn mnemonic suffix.
3264 2010-02-17 Richard Guenther <rguenther@suse.de>
3266 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3269 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3272 * caller-save.c (save_call_clobbered_regs): If BB ends with
3273 a DEBUG_INSN, move any notes in between last real insn and the last
3274 DEBUG_INSN after the last DEBUG_INSN.
3276 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3278 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3279 Fix return type. Fix argument type. Explain meaning of return value.
3281 2010-02-16 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/41043
3284 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3285 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3287 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3289 2010-02-16 Ira Rosen <irar@il.ibm.com>
3291 PR tree-optimization/43074
3292 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3293 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3294 vectorizable cycles in hybrid SLP check.
3295 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3297 2010-02-16 Richard Guenther <rguenther@suse.de>
3299 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3300 (true_dependence): If memrefs_conflict_p computes must-alias
3301 trust it. Move TBAA check after offset-based disambiguation.
3302 (canon_true_dependence): Likewise.
3304 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3306 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3307 * doc/invoke.texi: Document it.
3308 * var-tracking.c: Include toplev.h and params.h.
3309 (vt_find_locations): Return bool indicating success. Compute
3310 hash sizes unconditionally. Check new parameter, report.
3311 (variable_tracking_main_1): Check vt_find_locations results and
3312 retry. Renamed from...
3313 (variable_tracking_main): ... this. New wrapper to preserve
3314 flag_var_tracking_assignments.
3315 * Makefile.in (var-tracking.o): Adjust dependencies.
3317 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3318 Jakub Jelinek <jakub@redhat.com>
3321 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3322 if weak_import attribute is present.
3323 * config/darwin.c (machopic_select_section): Likewise.
3325 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3327 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3328 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3329 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3330 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3332 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3334 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3337 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3338 Rewrite text to refer to the names.
3340 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3342 * config/i386/i386-builtin-types.def
3343 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3344 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3345 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3346 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3347 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3348 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3349 IX86_BUILTIN_VPERMIL2PS256.
3350 (MULTI_ARG_4_DF2_DI_I): Defined.
3351 (MULTI_ARG_4_DF2_DI_I1): Defined.
3352 (MULTI_ARG_4_SF2_SI_I): Defined.
3353 (MULTI_ARG_4_SF2_SI_I1): Defined.
3354 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3355 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3356 __builtin_ia32_vpermil2ps256.
3357 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3358 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3359 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3360 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3361 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3362 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3363 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3364 CODE_FOR_xop_vpermil2v8sf3.
3365 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3366 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3367 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3368 (_mm256_permute2_pd): New.
3369 (_mm_permute2_ps): New.
3370 (_mm256_permute2_ps): New.
3372 2010-02-15 Nick Clifton <nickc@redhat.com>
3374 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3375 boolean parameters. Use emit_jump_insn when emitting a pop
3376 instruction containing a return insn.
3377 (push): Use 'true' rather than '1' as second parameter to F.
3378 (h8300_expand_prologue): Likewise.
3379 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3380 (h8300_expand_epilogue): Likewise.
3382 2010-02-15 Richard Guenther <rguenther@suse.de>
3385 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3388 2010-02-15 Nick Clifton <nickc@redhat.com>
3390 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3393 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3395 * intl.c (fake_ngettext): New function.
3396 * intl.h (fake_ngettext): Declare.
3397 (ngettext): Define macro.
3398 * collect2.c (notice_translated): New function.
3399 (main): Use notice_translated and ngettext.
3400 * collect2.h (notice_translated): Declare.
3402 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3404 * reorg.c (delete_computation): Comment fixes.
3405 * caller-save.c (setup_save_areas): Idem.
3406 * sel-sched-dump.c (dump_lv_set): Idem.
3409 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3411 * config/s390/s390.c (s390_sched_init): New function.
3412 (TARGET_SCHED_INIT): Target hook defined.
3414 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3415 Jack Howarth <howarth@bromo.med.uc.edu>
3416 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3419 Partial revert of unintended change in fix for PR41605.
3420 * config/darwin.h: Fix typo.
3421 * config/darwin9.h: Same.
3423 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3425 * c-pch.c (pch_init): Clear v.
3427 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3430 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3431 graphite_can_represent_init for MULT_EXPR.
3433 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3437 * graphite-sese-to-poly.c (remove_phi): New.
3438 (translate_scalar_reduction_to_array): Call remove_phi.
3440 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3443 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3444 * graphite-clast-to-gimple.h (gloog): Update declaration.
3445 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3446 * graphite-poly.h (struct poly_bb): Add missing comments.
3447 (struct scop): Add poly_scop_p field.
3449 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3450 * graphite.c (graphite_transform_loops): Build the polyhedral
3451 representation for each scop before code generation.
3452 * sese.c (rename_variables_in_operand): Removed.
3453 (rename_variables_in_expr): Return the renamed expression.
3454 (rename_sese_parameters): New.
3455 * sese.h (rename_sese_parameters): Declared.
3457 2010-02-11 Richard Guenther <rguenther@suse.de>
3459 PR tree-optimization/42998
3460 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3461 POINTER_PLUS_EXPR properly.
3463 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3464 Changpeng Fang <changpeng.fang@amd.com>
3467 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3468 the cost of an IV candidate when the IV is used in a test against zero.
3470 * gcc.dg/tree-ssa/ivopts-3.c: New.
3472 2010-02-11 Richard Guenther <rguenther@suse.de>
3475 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3476 pointer-vs-decl case by swapping refs. Handle some cases
3477 of pointer-vs-decl disambiguations more conservatively.
3478 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3479 to false after expanding.
3481 2010-02-11 Richard Guenther <rguenther@suse.de>
3484 * gcc.c (process_command): Handle LTO file@offset case more
3487 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3489 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3490 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3492 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3494 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3495 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3496 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3497 Optimize eq/ne comparisons when both arguments are known to be
3499 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3500 Don't mask operands unnecessarily if they are known to be already
3503 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3505 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3508 2010-02-10 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/43017
3511 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3512 for wrapping signed arithmetic.
3514 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3517 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3518 if no debug info should be emitted for it.
3520 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3522 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3523 note when flag_exceptions is set.
3525 2010-02-10 Duncan Sands <baldrick@free.fr>
3527 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3529 2010-02-10 Richard Guenther <rguenther@suse.de>
3532 * tree.c (get_unwidened): Handle constants.
3533 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3535 2010-02-10 Martin Jambor <mjambor@suse.cz>
3538 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3539 check for variable argument counts independently.
3541 2010-02-10 Christian Bruel <christian.bruel@st.com>
3544 * config/sh/sh.c (find_barrier): Increase length for non delayed
3545 conditional branches.
3547 2010-02-10 Christian Bruel <christian.bruel@st.com>
3549 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3551 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3553 * builtins.c (set_builtin_user_assembler_name): Also handle
3554 ffs if int is smaller than word.
3556 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3559 * ira-conflicts.c (get_dup): Remove.
3560 (process_reg_shuffles): Add new parameter. Use it as an
3561 additional guard for copy generation.
3562 (add_insn_allocno_copies): Rewrite.
3564 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3566 * common.opt (fsched2-use-traces): Preserved for backward
3568 * doc/invoke.texi: Remove the documentation about option
3569 -fsched2-use-traces.
3570 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3571 flag_sched2_use_traces.
3572 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3573 the backward compatibility flag section.
3575 2010-02-09 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/43008
3578 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3579 make HEAP variables initialized from global memory if they
3580 are not known builtin functions.
3581 (find_func_aliases): Adjust.
3583 2010-02-09 Richard Guenther <rguenther@suse.de>
3585 PR tree-optimization/43000
3586 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3587 arithmetic manually.
3589 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3591 PR tree-optimization/42931
3592 * tree-loop-linear.c (try_interchange_loops): Don't call
3593 double_int_mul if estimated_loop_iterations failed.
3595 2010-02-08 Martin Jambor <mjambor@suse.cz>
3598 * tree-sra.c (build_accesses_from_assign): Do not mark in
3599 should_scalarize_away_bitmap if stmt has volatile ops.
3600 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3603 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3605 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3607 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3609 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3612 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3615 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3617 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3620 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3621 to unknown_dependence.
3622 (graphite_legal_transform_dr): Handle the unknown_dependence.
3623 (graphite_carried_dependence_level_k): Same.
3625 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3627 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3629 2010-02-07 Richard Guenther <rguenther@suse.de>
3632 * expr.c (get_inner_reference): Always initialize *pbitsize.
3634 2010-02-07 Richard Guenther <rguenther@suse.de>
3637 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3638 new ARRAY_REFs on variable size element or minimal index arrays.
3640 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3641 gimple_fold_indirect_ref.
3643 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3646 * arm.c (arm_override_options): Just return if the user has specified
3647 an invalid fpu name.
3649 2010-02-03 Jason Merrill <jason@redhat.com>
3652 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3653 i386_pe_maybe_record_exported_symbol.
3655 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3658 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3659 (pa_delegitimize_address): New function.
3661 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3663 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3664 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3666 2010-02-05 Richard Guenther <rguenther@suse.de>
3669 * lto-streamer-in.c (get_resolution): Deal with references
3670 to undefined functions.
3672 2010-02-05 Richard Guenther <rguenther@suse.de>
3674 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3675 (fold_const_aggregate_ref): Likewise.
3676 (ccp_fold_stmt): Substitute loads.
3677 (maybe_fold_reference): Verify types before substituting.
3679 (fold_gimple_assign): Unshare properly.
3680 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3682 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3684 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3685 for rs6000_gen_cell_microcode.
3687 2010-02-04 Richard Guenther <rguenther@suse.de>
3689 PR rtl-optimization/42952
3690 * dse.c (const_or_frame_p): Remove MEM handling.
3692 2010-02-04 Nick Clifton <nickc@redhat.com>
3694 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3695 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3696 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3697 (mn10300_asm_output_mi_thunk): New function.
3698 (mn10300_can_output_mu_thunk): New function.
3699 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3700 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3701 (FUNCTION_ARG): Delete incorrect comment.
3703 2010-02-03 Jason Merrill <jason@redhat.com>
3706 * fold-const.c (operand_equal_p): Handle erroneous types.
3708 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3710 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3712 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3714 PR rtl-optimization/42941
3715 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3718 2010-02-03 Jason Merrill <jason@redhat.com>
3721 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3723 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3726 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3727 (cselib_reset_table): Renamed from...
3728 (cselib_reset_table_with_next_value): ... this.
3729 (cselib_get_next_uid): Renamed from...
3730 (cselib_get_next_unknown_value): ... this.
3731 * cselib.c (next_uid): Renamed from...
3732 (next_unknown_value): ... this.
3733 (cselib_clear_table): Adjust.
3734 (cselib_reset_table): Adjust. Renamed from...
3735 (cselib_reset_table_with_next_value): ... this.
3736 (cselib_get_next_uid): Adjust. Renamed from...
3737 (cselib_get_next_unknown_value): ... this.
3738 (get_value_hash): Use hash.
3739 (cselib_hash_rtx): Likewise.
3740 (new_cselib_val): Adjust. Set and dump uid.
3741 (cselib_lookup_mem): Pass next_uid as hash.
3742 (cselib_subst_to_values): Likewise.
3743 (cselib_log_lookup): Dump uid.
3744 (cselib_lookup): Pass next_uid as hash. Adjust.
3745 (cselib_process_insn): Adjust.
3746 (cselib_init): Initialize next_uid.
3747 (cselib_finish): Adjust.
3748 (dump_cselib_table): Likewise.
3749 * dse.c (canon_address): Dump value uid.
3750 * print-rtl.c (print_rtx): Print value uid.
3751 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3753 (dv_uid): New function, sort of renamed from...
3754 (dv_htab_hash): ... this, reimplemented in terms of it and...
3755 (dv_uid2hash): ... this. New.
3756 (variable_htab_eq): Drop excess assertions.
3757 (tie_break_pointers): Removed.
3758 (canon_value_cmp): Compare uids.
3759 (variable_post_merge_New_vals): Print uids.
3760 (vt_add_function_parameters): Adjust.
3761 (vt_initialize): Reset table. Adjust.
3763 2010-02-03 Richard Guenther <rguenther@suse.de>
3765 PR tree-optimization/42944
3766 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3767 (call_may_clobber_ref_p_1): Likewise. Properly handle
3768 malloc and calloc clobbering errno.
3770 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3772 * doc/invoke.texi: Fix name of sched1 dump.
3774 * opts.c (decode_options): Set flag_tree_switch_conversion
3775 only conditionally on optimize >= 2.
3777 * gcse.c: Assorted comment fixes in pass description.
3779 2010-02-03 Anthony Green <green@moxielogic.com>
3781 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3782 nop padding in order to maintain alignment of storage location of
3783 target function address.
3784 (moxie_trampoline_init): Store target function address at newly
3786 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3788 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3790 2010-02-03 Richard Guenther <rguenther@suse.de>
3793 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3795 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3797 * config.gcc: Reenable check for obsolete targets.
3798 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3799 mips-sgi-irix6.[0-4]*.
3801 2010-02-02 Nick Clifton <nickc@redhat.com>
3803 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3804 constant size of 4 as being the same as 0.
3805 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3806 can take values in the range 0..4.
3808 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3811 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3812 as _darwin10_Unwind_FindEnclosingFunction().
3813 * libgcc-libsystem.ver: New.
3815 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3818 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3819 implicitly set registers.
3821 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3823 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3824 (arm_override_options): Allow automatic selection of the thread
3825 pointer register if thumb2.
3826 (legitimize_pic_address): Improve code sequences for Thumb2.
3827 (arm_call_tls_get_addr): Likewise.
3828 (legitimize_tls_address): Likewise.
3829 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3830 (pic_load_addr_32bit): ... this. New named pattern.
3831 * thumb2.md (pic_load_addr_thumb2): Delete.
3832 (pic_load_dot_plus_four): Delete.
3833 (tls_load_dot_plus_four): New named pattern.
3835 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3838 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3839 Document fix for TLS bug.
3841 2010-01-31 Richard Guenther <rguenther@suse.de>
3843 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3844 conservatively correct.
3846 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3850 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3852 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3854 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3856 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3858 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3860 * config.gcc: Adjust order of makefile fragments for mingw targets.
3862 2010-01-31 Richard Guenther <rguenther@suse.de>
3865 * gimplify.c (gimplify_init_constructor): For volatile LHS
3866 initialize a temporary.
3868 2010-01-31 Matthias Klose <doko@ubuntu.com>
3870 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3872 * configure: Regenerate.
3874 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3876 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3877 the same alias set and their sizes different constantness.
3878 (aliasing_component_refs_p): Revert 2009-10-24 change.
3880 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3882 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3885 2010-01-29 Richard Guenther <rguenther@suse.de>
3887 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3888 Assert we successfully updated the call.
3890 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3892 PR rtl-optimization/42889
3893 * df.h (df_set_bb_dirty_nonlr): New prototype.
3894 * df-core.c (df_set_bb_dirty_nonlr): New function.
3895 * df-scan.c (df_insn_rescan): Call it instead of
3896 df_set_bb_dirty for DEBUG_INSNs.
3898 2010-01-29 Richard Guenther <rguenther@suse.de>
3901 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3902 quadratic behavior in most cases.
3904 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3907 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3908 in the call to gen_x86_movsicc_0_m1.
3910 2010-01-28 Richard Guenther <rguenther@suse.de>
3912 PR tree-optimization/42871
3913 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3915 2010-01-28 Richard Guenther <rguenther@suse.de>
3917 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3918 into call arguments.
3920 2010-01-28 Richard Guenther <rguenther@suse.de>
3923 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3924 the forwarder if the destination is an EH landing pad.
3926 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3928 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3929 block list passed to gimple_duplicate_sese_tail.
3930 (parallelize_loops): Avoid parallelization when the function
3932 Avoid parallelization when the preheader is IRREDUCIBLE.
3933 Try to optimize when estimated_loop_iterations_int is unresolved.
3934 Add the loop's location to the dump file.
3935 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3936 (gimple_duplicate_sese_tail): Remove the check for the latch.
3937 Redirect nexits to the exit block.
3938 Remove handling of the incoming edges to the latch.
3939 Redirect the backedge from the copied latch to the exit bb.
3941 2010-01-28 Michael Matz <matz@suse.de>
3944 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3945 Wrap force_reg into a sequence, emit it before user.
3947 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3949 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3951 (arm_legacy_rev): Likewise.
3952 (thumb_legacy_rev): Likewise.
3954 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3956 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3957 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3958 on MEM's address failed, try avoid_constant_pool_reference and
3959 recurse if it returned something different.
3960 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3961 address, try avoid_constant_pool_reference and recurse if it
3962 returned something different.
3963 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3964 address and avoid_constant_pool_reference returned something
3965 different, don't set have_address.
3967 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3970 * var-tracking.c (val_store): Add modified argument, obey it.
3972 (count_uses): Move down logging of main.
3973 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3974 don't need resolution.
3975 (emit_notes_in_bb): Likewise.
3977 2010-01-27 Richard Guenther <rguenther@suse.de>
3980 * tree-inline.c (remap_decl): Delay remapping of SSA name
3981 default definitions until we need them.
3983 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3985 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3986 (rs6000_delegitimize_address): New function.
3988 * config/s390/s390.c (s390_delegitimize_address): Call
3989 delegitimize_mem_from_attrs.
3992 * tree-inline.c (cannot_copy_type_1): Removed.
3993 (copy_forbidden): Don't forbid copying of functions containing
3994 records/unions with variable length fields.
3996 2010-01-27 Christian Bruel <christian.bruel@st.com>
4000 * config/sh/sh.c (find_barrier): Increase length for non delayed
4001 conditional branches.
4003 2010-01-27 Matthias Klose <doko@ubuntu.com>
4005 * configure.ac (gnu-unique-object): Fix ldd version check.
4006 * configure: Regenerate.
4008 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4010 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4012 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4013 Test for HAVE_GNU_AS value.
4015 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4017 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4018 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4019 INT64_TYPE): Define.
4020 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4021 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4022 INT_LEAST64_TYPE): Define.
4023 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4024 UINT_LEAST64_TYPE): Define.
4025 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4026 INT_FAST64_TYPE): Define.
4027 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4028 UINT_FAST64_TYPE): Define.
4029 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4030 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4031 (SIG_ATOMIC_TYPE): Define.
4033 2010-01-26 Richard Guenther <rguenther@suse.de>
4035 * df-scan.c (df_scan_set_bb_info): Remove assert.
4036 (df_insn_rescan_debug_internal): Merge asserts.
4037 (df_install_ref): Likewise.
4038 (df_mark_reg): Use bitmap_set_range.
4039 (df_hard_reg_used_p): Remove assert.
4040 (df_hard_reg_used_count): Likewise.
4042 2010-01-26 Richard Guenther <rguenther@suse.de>
4044 PR rtl-optimization/42685
4045 * web.c (web_main): Ignore DEBUG_INSNs.
4047 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4049 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4051 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4052 Fix types of fndecl and arglist parameters.
4054 2010-01-26 Richard Guenther <rguenther@suse.de>
4057 * tree-eh.c (unsplit_eh): Skip debug insns.
4059 2010-01-26 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/42250
4062 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4064 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4067 * omp-low.c (expand_omp_sections): Only use single_pred if
4068 l2_bb is single_pred_p.
4070 2010-01-25 Christian Bruel <christian.bruel@st.com>
4073 * config/sh/sh.c (find_barrier): Increase length for non delayed
4074 conditional branches.
4075 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4077 2010-01-24 David S. Miller <davem@davemloft.net>
4079 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4080 define if not using GAS.
4081 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4082 Likewise. Delete SECTION_MERGE code, which is only applicable
4085 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4088 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4089 mangling of va_list in system headers.
4091 2010-01-23 Toon Moene <toon@moene.org>
4093 * tree-predcom.c (combine_chains): Return NULL, not false.
4095 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4097 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4098 initialization of variable res to agree with return type.
4100 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4102 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4103 * tree-sra.c: Add include of expr.h.
4105 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4107 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4108 insert the debug stmt on the single non-EH edge from the stmt.
4110 2010-01-22 Richard Henderson <rth@redhat.com>
4113 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4114 the RHS until after generate_subtree_copies has insertted its
4115 code before the current statement.
4117 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4119 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4121 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4123 2010-01-21 Martin Jambor <mjambor@suse.cz>
4125 PR tree-optimization/42585
4126 * tree-sra.c (struct access): New field grp_total_scalarization.
4127 (dump_access): Dump the new field.
4128 (should_scalarize_away_bitmap): New variable.
4129 (cannot_scalarize_away_bitmap): Likewise.
4130 (sra_initialize): Allocate new bitmaps.
4131 (sra_deinitialize): Free new bitmaps.
4132 (create_access_1): New function.
4133 (create_access): Parts moved to create_access_1.
4134 (type_consists_of_records_p): New function.
4135 (completely_scalarize_record): Likewise.
4136 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4137 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4138 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4140 (analyze_all_variable_accesses): Completely scalarize small eligible
4143 2010-01-21 Martin Jambor <mjambor@suse.cz>
4145 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4147 2010-01-21 Andrew Haley <aph@redhat.com>
4149 * gcc.c (process_command): Move lang_specific_driver before
4150 setting cc_libexec_prefix.
4152 2010-01-21 Richard Guenther <rguenther@suse.de>
4155 * fold-const.c (negate_expr_p): Pretend only negative
4156 real constants are easily negatable.
4158 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4159 Jason Merrill <jason@redhat.com>
4161 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4162 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4163 * calls.c (initialize argument_information): Handle it.
4164 * c-common.c (handle_transparent_union_attribute): Use new name.
4165 * c-decl.c (finish_struct): Ditto.
4166 * c-typeck.c (type_lists_compatible_p): Ditto.
4167 (convert_for_assignment): Use new name and also handle record.
4168 * function.c (aggregate_value_p): Handle it.
4169 (pass_by_reference): Ditto.
4170 (assign_parm_data_types): Ditto.
4171 * print-tree.c (print_node): Ditto.
4172 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4173 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4174 * tree.c (first_field): New fn.
4176 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4179 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4180 even when linking statically, for now.
4182 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4185 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4186 without a cselib val.
4187 (count_uses): Accept MO_VAL_SET with no val on stores.
4188 (add_stores): Likewise.
4190 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4192 * var-tracking.c (check_value_val): Add a compile time assertion.
4193 (dv_is_decl_p): Simplify.
4194 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4195 gcc_assert if ENABLE_CHECKING.
4197 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4200 * var-tracking.c: Include tree-flow.h.
4201 (mem_dies_at_call): New.
4202 (dataflow_set_preserve_mem_locs): Use it.
4203 (dataflow_set_remove_mem_locs): Likewise.
4204 (dump_var): Renamed from dump_variable. Adjust all callers.
4205 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4206 * Makefile.in (var-tracking.o): Adjust deps.
4208 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4210 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4212 2010-01-20 Richard Guenther <rguenther@suse.de>
4214 PR tree-optimization/42717
4215 * tree-ssa-dce.c (get_live_post_dom): Remove.
4216 (forward_edge_to_pdom): Take an arbitrary edge to copy
4217 degenerate PHI args from.
4218 (remove_dead_stmt): Use the first post-dominator even if it
4219 does not contain live statements as redirection destination.
4221 2010-01-20 Richard Guenther <rguenther@suse.de>
4223 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4225 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4227 * sel-sched.c (create_speculation_check): Remove set but not used
4229 (try_transformation_cache): Remove set but not used variable ds.
4230 (calculate_privileged_insns): Remove set but not used variables
4231 cur_insn and min_spec_insn.
4232 (find_best_expr): Remove set but not used variable avail_n.
4233 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4235 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4237 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4238 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4241 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4244 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4245 cpu types. Add support for *-sse3 cpu types.
4246 (x86_64-*-*): Ditto.
4248 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4251 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4252 argument, call initializer_constant_valid_p_1 instead of
4253 initializer_constant_valid_p, pass CACHE to it, return NULL
4254 immediately if first call returns NULL.
4255 (initializer_constant_valid_p_1): New function.
4256 (initializer_constant_valid_p): Use it.
4258 2010-01-20 Thomas Quinot <quinot@adacore.com>
4260 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4262 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4264 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4265 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4266 (loc_list_from_tree): Don't handle unsigned division. Handle
4267 signed modulo using DW_OP_{over,over,div,mul,minus}.
4268 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4269 modulo instead of signed.
4271 2010-01-20 DJ Delorie <dj@redhat.com>
4273 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4275 (h8300_emit_stack_adjustment): Propogate it.
4277 (h8300_expand_prologue): Likewise.
4278 (h8300_expand_epilogue): Likewise.
4280 2010-01-19 Michael Matz <matz@suse.de>
4282 PR tree-optimization/41783
4283 * tree-data-ref.c (toplevel): Include flags.h.
4284 (dump_data_dependence_relation): Also dump the inputs if the
4285 result will be unknown.
4286 (split_constant_offset_1): Look through some conversions.
4287 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4288 the offset from last element is too large.
4289 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4290 (reassociate_to_the_same_stmt): Handle vector registers.
4291 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4293 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4294 wide_prolog_niters argument, emit widening instructions.
4295 (vect_do_peeling_for_alignment): Adjust caller, use widened
4296 variant of the iteration cound.
4297 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4299 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4302 * config/arm/neon-testgen.m (emit_automatics): New parameter
4303 features. Adjust for Fixed_return_reg feature.
4304 (test_intrinsic): Call emit_automatics with new feature.
4305 * config/arm/neon.ml: Update copyright years.
4306 (features): New Fixed_return_reg feature.
4307 (ops): Update feature for Vget_low.
4309 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4311 PR tree-optimization/42719
4312 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4316 * fwprop.c (all_uses_available_at): Return false if def_set dest
4317 is a REG that is used in def_insn.
4319 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4321 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4323 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4326 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4328 * target.h (struct gcc_target) <secondary_reload>: Change type
4329 of last argument to secondary_reload_info *.
4331 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4334 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4335 memory references with unaligned offsets. Remove CQImode handling.
4336 (unaligned_memory_operand): Return 1 for memory references with
4337 unaligned offsets. Remove CQImode handling.
4339 2010-01-18 Richard Guenther <rguenther@suse.de>
4342 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4345 2010-01-18 Richard Guenther <rguenther@suse.de>
4347 PR tree-optimization/42781
4348 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4349 restrict processing only if the original variable was artificial.
4351 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4353 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4354 find number of popped argument bytes.
4356 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4357 Fix the text that describes the return value for invalid insns.
4359 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4361 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4362 Clarify what 'cost of the -dependence' is. Fix quoting.
4364 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4365 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4367 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4369 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4370 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4372 2010-01-17 Richard Guenther <rguenther@suse.de>
4375 * function.c (split_complex_args): Take a VEC to modify.
4376 (assign_parms_augmented_arg_list): Build a VEC instead of
4377 a chain of PARM_DECLs.
4378 (assign_parms_unsplit_complex): Take a VEC of arguments.
4379 Do not fixup unmodified parms.
4380 (assign_parms): Deal with the VEC.
4381 (gimplify_parameters): Likewise.
4383 2010-01-17 Richard Guenther <rguenther@suse.de>
4385 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4386 node existence check.
4387 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4388 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4389 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4390 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4391 (gimple_execute_on_growing_pred): Likewise.
4393 2010-01-17 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/42773
4396 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4397 (compute_antic_aux): Likewise.
4398 (compute_partial_antic_aux): Likewise.
4400 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4403 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4406 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4408 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4411 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4412 Fix markup for strict argument.
4414 (TARGET_SCHED_REORDER2): Fix argument types.
4416 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4417 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4419 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4420 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4422 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4425 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4426 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4427 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4428 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4429 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4431 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4433 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4435 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4436 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4438 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4440 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4443 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4445 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4446 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4448 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4450 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4452 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4453 referring to it. Fix language.
4455 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4457 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4459 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4461 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4463 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4464 '@var{stream}. Remove stray 'and'.
4466 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4468 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4470 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4472 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4473 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4475 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4476 Fix description of return value.
4477 Rename argument "sz" to "len."
4479 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4480 Clarify meaning of 'true' return value.
4482 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4484 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4485 rep_mode versus mode_rep.
4487 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4489 (TARGET_BUILTIN_DECL): Fix name.
4491 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4493 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4495 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4497 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4499 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4501 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4504 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4505 Rename argument tm_fn to md_fn.
4507 (TARGET_OPTION_PRINT): Fix argument list.
4509 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4512 * config/i386/i386.c (ix86_fixup_binary_operands):
4513 Revert FMA4 fixup of operands.
4515 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4518 * Makefile.in (write_entries_to_file, install-plugin):
4519 Use \012 instead of \n with tr.
4521 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4523 * configure.ac (HAVE_AS_REF): New C macro.
4524 * configure: Regenerate.
4525 * config.in: Likewise.
4526 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4528 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4531 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4533 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4535 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4537 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4539 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4541 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4543 (TARGET_BINDS_LOCAL_P): Fix argument type.
4545 (TARGET_ASM_FILE_END): Use prototype.
4547 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4549 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4551 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4553 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4555 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4556 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4558 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4559 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4561 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4562 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4563 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4564 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4566 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4568 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4570 (TARGET_INIT_BUILTINS): Use prototype.
4572 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4573 Put 'const char *' in braces. Fix parameter types.
4574 (TARGET_INVALID_CONVERSION): Fix parameter types.
4575 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4576 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4578 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4581 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4583 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4585 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4587 * doc/tm.texi (TARGET_HELP): Fix return type.
4589 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4590 in braces. Fix argument types.
4592 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4594 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4596 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4598 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4599 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4601 (TARGET_MANGLE_TYPE): Fix argument types.
4603 (TARGET_IRA_COVER_CLASSES): Use prototype.
4605 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4607 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4609 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4611 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4613 (TARGET_CALLEE_COPIES): Fix argument types.
4615 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4617 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4619 (TARGET_FUNCTION_VALUE): Fix argument types.
4621 (TARGET_RETURN_IN_MSB): Fix argument type.
4623 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4625 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4627 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4629 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4630 agree with return type.
4632 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4634 2010-01-15 Jing Yu <jingyu@google.com>
4636 PR rtl-optimization/42691
4637 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4638 a pseudo to a constant and are merged, and adjust comments.
4640 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4642 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4644 2010-01-15 Richard Guenther <rguenther@suse.de>
4647 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4648 labels of computed or non-local gotos to the destination.
4649 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4650 landing pad label is the first label.
4652 2010-01-15 Richard Guenther <rguenther@suse.de>
4654 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4656 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4659 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4660 to allow generation of the xssqrtdp instruction on power7.
4661 (sqrtdf2_fpr): Ditto.
4663 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4666 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4667 functions with noreturn attribute.
4670 * varasm.c (declare_weak): Add weak attribute to decl if it
4671 doesn't have one already.
4672 (assemble_external): Only add decls to weak_decls if they also
4673 have weak attribute.
4675 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4677 * var-tracking.c (var_reg_delete): Don't delete the association
4678 between REGs and values or one-part variables if the register
4681 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4684 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4685 because its first operand is a non-localized variable.
4687 2010-01-14 Martin Jambor <mjambor@suse.cz>
4689 PR tree-optimization/42706
4690 * tree-sra.c (encountered_recursive_call): New variable.
4691 (encountered_unchangable_recursive_call): Likewise.
4692 (sra_initialize): Initialize both new variables.
4693 (callsite_has_enough_arguments_p): New function.
4694 (scan_function): Call decl and flags check only for IPA-SRA, check
4695 whether there is a recursive call and whether it has enough arguments.
4696 (all_callers_have_enough_arguments_p): New function.
4697 (convert_callers): Look for recursive calls only when
4698 encountered_recursive_call is set.
4699 (ipa_early_sra): Bail out either if
4700 !all_callers_have_enough_arguments_p or
4701 encountered_unchangable_recursive_call.
4703 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4705 * sel-sched.c: Add 2010 to copyright years.
4706 * sel-sched-ir.c: Likewise.
4707 * sel-sched-ir.h: Likewise.
4709 2010-01-14 Martin Jambor <mjambor@suse.cz>
4711 PR tree-optimization/42714
4712 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4713 constructors specially.
4715 2010-01-14 Andi Kleen <ak@linux.intel.com>
4717 * config/i386/drivers-i386.c (detect_caches_intel):
4718 Add l2sizekb parameter and fill in.
4719 (host_detect_local_cpu): Add l2sizekb, fill in.
4720 Add Atom small cache heuristic.
4722 2010-01-14 Andi Kleen <ak@linux.intel.com>
4724 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4725 Add level3 parameter and fill in.
4726 (detect_caches_intel): Handle level3 cache.
4728 2010-01-14 Andi Kleen <ak@linux.intel.com>
4730 * config/i386/drivers-i386.c (host_detect_local_cpu):
4731 Fix core duo detection.
4733 2010-01-14 Andi Kleen <ak@linux.intel.com>
4735 * config/i386/drivers-i386.c (host_detect_local_cpu):
4738 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4740 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4741 (rs6000_variable_issue_1): this. Use...
4742 (rs6000_variable_issue): here. Reimplement. Print debug info.
4744 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4746 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4747 sel_restore_notes. Update all callers. Call reemit_notes
4750 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4752 PR rtl-optimization/42246
4753 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4756 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4758 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4759 all successors is the same as number of successors in current region.
4761 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4763 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4764 to rename is not separable. Otherwise check that its LHS is not NULL.
4766 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4768 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4770 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4772 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4773 available registers when failed to discover LHS register class.
4774 Fix indentation. Update comment.
4776 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4777 Alexander Monakov <amonakov@ispras.ru>
4779 PR rtl-optimization/42389
4780 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4782 (advance_state_on_fence): Likewise.
4783 (sel_target_adjust_priority): Print debug output only when
4784 sched_verbose >= 4, not 2.
4785 (get_expr_cost): Do not issue all unique insns on the next cycle.
4786 (fill_insns): Initialize can_issue_more from the value saved
4788 * sel-sched-ir.c (flist_add): New parameter issue_more.
4789 Init FENCE_ISSUE_MORE with it.
4790 (merge_fences): Likewise.
4791 (init_fences): Update call to flist_add.
4792 (add_to_fences, add_clean_fence_to_fences)
4793 (add_dirty_fence_to_fences): Likewise.
4794 (move_fence_to_fences): Update call to merge_fences.
4795 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4797 * sel-sched-ir.h (struct _fence): New field issue_more.
4798 (FENCE_ISSUE_MORE): New accessor macro.
4800 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4802 PR rtl-optimization/42388
4803 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4804 that have no predecessors nor successors. Do not call move_bb_info
4805 for empty blocks outside of current region.
4807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4809 PR rtl-optimization/42294
4810 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4811 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4812 originators' originators.
4814 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4816 PR rtl-optimization/39453
4817 PR rtl-optimization/42246
4818 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4820 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4822 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4823 Alexander Monakov <amonakov@ispras.ru>
4826 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4827 (maybe_tidy_empty_bb): ... here. Make static. Add new
4828 argument. Update all callers.
4829 (tidy_control_flow): ... and here. Recompute topological order
4830 of basic blocks in region if necessary.
4831 (sel_redirect_edge_and_branch): Change return type. Return true
4832 if topological order might have been invalidated.
4833 (purge_empty_blocks): Export and move from...
4834 * sel-sched.c (purge_empty_blocks): ... here.
4835 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4836 (maybe_tidy_empty_bb): Delete prototype.
4837 (purge_empty_blocks): Declare.
4839 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4841 PR rtl-optimization/42249
4842 * sel-sched.c (try_replace_dest_reg): When chosen register
4843 and original register is the same, do not bail out early, but
4844 still check all original insns for validity of replacing destination
4845 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4848 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4851 Port from no-undefined-overflow branch:
4852 2009-03-09 Richard Guenther <rguenther@suse.de>
4854 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4856 2010-01-14 Richard Guenther <rguenther@suse.de>
4859 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4861 2010-01-14 Ira Rosen <irar@il.ibm.com>
4863 PR tree-optimization/42709
4864 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4865 as scalar type in creation of constant vector operand.
4867 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4870 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4871 (check-parallel-%): Match `testsuite' directory component only
4874 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4876 PR translation/39521
4877 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4880 2010-01-13 Richard Guenther <rguenther@suse.de>
4882 PR tree-optimization/42730
4883 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4886 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4889 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4890 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4893 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4895 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4896 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4897 ___umulsi3_highpart.
4899 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4900 rather than schedule_insns if the pass is enabled.
4902 2010-01-13 Martin Jambor <mjambor@suse.cz>
4904 PR tree-optimization/42704
4905 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4908 2010-01-13 Martin Jambor <mjambor@suse.cz>
4910 PR tree-optimization/42703
4911 * tree-sra.c (analyze_access_subtree): Check that we can build a
4912 reference to the original data within the aggregate.
4914 2010-01-13 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/42705
4917 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4919 2010-01-13 Richard Guenther <rguenther@suse.de>
4922 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4924 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4927 * var-tracking.c (values_to_unmark): New variable.
4928 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4929 values_to_unmark vector. Moved body to...
4930 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4931 instead queue it into values_to_unmark vector.
4932 (vt_find_locations): Free values_to_unmark vector.
4934 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4936 * config/s390/s390.c (override_options): Set
4937 default of max-pending-list-length to 256
4939 2010-01-13 Richard Guenther <rguenther@suse.de>
4942 * tree-pass.h (PROP_gimple_lcx): New.
4943 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4944 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4945 before the final cleanup_eh.
4946 (dump_properties): Dump PROP_gimple_lcx.
4947 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4948 (tree_lower_complex_O0): Remove.
4949 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4950 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4951 tree_lower_complex, schedule TODO_update_ssa.
4952 * lto-streamer-out.c (output_function): Stream the functions
4954 * lto-streamer-in.c (input_function): Likewise.
4955 (lto_read_body): Do not override them here.
4957 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4960 * c-typeck.c (build_c_cast): Fold value cast to union type before
4961 wrapping it in a CONSTRUCTOR.
4963 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4965 PR rtl-optimization/42699
4966 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4969 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4971 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4972 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4973 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4974 SUBTARGET_WARN_UNUSED_SPEC): ... here
4975 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4977 2010-01-12 Julian Brown <julian@codesourcery.com>
4979 * config/arm/neon-schedgen.ml (Utils): Don't try to
4980 open missing module.
4981 (find_with_result): New.
4983 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4986 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4987 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4989 PR tree-optimization/42645
4990 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4991 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4992 decl_map, set processing_debug_stmt to -1 and return name without
4995 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4997 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4998 binutils version, and reword target configuration description.
5000 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5002 * config/avr/avr.h (LINKER_NAME): Remove.
5004 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5007 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5008 that support VSX, warn for -mno-altivec if vsx is not disabled,
5011 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5012 Shujing Zhao <pearly.zhao@oracle.com>
5014 PR translation/42469
5015 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5016 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5017 character between option name and help text.
5018 * c.opt (imultilib): Likewise.
5020 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5022 * lto-streamer-out.c (output_unreferenced_globals): Output static
5025 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5027 PR rtl-optimization/42621
5028 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5029 optimizing for size.
5030 (duplicate_computed_gotos): Remove now-redundant check.
5032 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5035 * configure.ac: Save and restore LDFLAGS and LIBS
5036 * configure: Regenerate.
5038 2010-01-10 Richard Guenther <rguenther@suse.de>
5041 * builtins.c (fold_builtin_strlen): Add type argument and
5042 convert the resulting length to it.
5043 (fold_builtin_1): Adjust.
5045 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5047 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5048 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5050 (num_insns_constant_wide): Adjust for that change.
5052 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5055 * web.c (union_defs): Add used argument, to combine uses of
5057 (entry_register): Adjust type and tests of used argument.
5058 (web_main): Widen used for new use. Pass it to union_defs.
5059 * df.h (union_defs): Adjust prototype.
5061 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5064 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5065 uses in new incoming argument. Free body.
5066 (reset_debug_uses_in_loop): New.
5067 (analyze_insn_to_expand_var): Call the latter if the former found
5068 anything. Fix whitespace. Reject invalid dest overlaps before
5069 going through all insns in the loop.
5071 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5074 * haifa-sched.c (dying_use_p): Debug insns don't count.
5076 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5079 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5080 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5081 (verify_gimple_call): Reject LHS in noreturn calls.
5083 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5087 * tree-vect-loop-manip.c (adjust_info): New type.
5088 (adjust_vec): New pointer to vector.
5089 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5090 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5091 (slpeel_update_phis_for_duplicate_loop): Use them.
5092 (slpeel_update_phi_nodes_for_guard1): Likewise.
5093 (slpeel_update_phi_nodes_for_guard2): Likewise.
5094 (slpeel_tree_peel_loop_to_edge): Likewise.
5095 (vect_update_ivs_after_vectorizer): Likewise.
5097 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5099 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5100 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5102 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5104 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5105 bogus uninitialized warning.
5107 2010-01-09 Richard Guenther <rguenther@suse.de>
5110 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5111 the evolution is compatible with the initial condition.
5113 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5115 * gcc.c (process_command): Update copyright notice dates.
5116 * gcov.c (print_version): Likewise.
5117 * gcov-dump.c (print_version): Likewise.
5118 * mips-tfile.c (main): Likewise.
5119 * mips-tdump.c (main): Likewise.
5121 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5124 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5126 (rotlhi3_8): Delete.
5128 (rotlsi3_8): Delete.
5129 (rotlsi3_16): Delete.
5130 (rotlsi3_24): Delete.
5132 (*rotw<mode>3): New.
5133 (*rotb<mode>3): New.
5134 * config/avr/avr.c (avr_rotate_bytes): New function.
5135 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5137 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5140 * configure.ac: Modify -rdynamic check.
5141 * configure: Regenerate.
5143 2010-01-08 DJ Delorie <dj@redhat.com>
5145 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5146 register popping order.
5148 2010-01-08 Richard Guenther <rguenther@suse.de>
5151 * c.opt (fsigned-char): Also let LTO handle this option.
5152 (funsigned-char): Likewise.
5154 2010-01-07 Richard Guenther <rguenther@suse.de>
5156 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5157 (gimple_op): Likewise.
5158 (gimple_op_ptr): Likewise.
5159 (gimple_assign_set_lhs): Remove gcc_assert.
5160 (gimple_assign_set_rhs1): Likewise.
5161 (gimple_assign_set_rhs2): Likewise.
5162 (gimple_call_set_lhs): Likewise.
5163 (gimple_call_set_fn): Likewise.
5164 (gimple_call_set_fndecl): Likewise.
5165 (gimple_call_fndecl): Likewise.
5166 (gimple_call_return_type): Likewise.
5167 (gimple_call_set_chain): Likewise.
5168 (gimple_call_num_args): Likewise.
5169 (gimple_call_set_arg): Likewise.
5170 (gimple_cond_set_code): Likewise.
5171 (gimple_cond_set_lhs): Likewise.
5172 (gimple_cond_set_rhs): Likewise.
5173 (gimple_cond_set_true_label): Likewise.
5174 (gimple_cond_set_false_label): Likewise.
5175 (gimple_label_set_label): Likewise.
5176 (gimple_goto_set_dest): Likewise.
5177 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5178 (gimple_debug_bind_get_value): Likewise.
5179 (gimple_debug_bind_get_value_ptr): Likewise.
5180 (gimple_debug_bind_set_var): Likewise.
5181 (gimple_debug_bind_set_value): Likewise.
5182 (gimple_debug_bind_reset_value): Likewise.
5183 (gimple_debug_bind_has_value_p): Likewise.
5184 (gimple_return_retval_ptr): Remove gcc_assert.
5185 (gimple_return_retval): Likewise.
5186 (gimple_return_set_retval): Likewise.
5187 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5188 (safe_referenced_var_iterator): Remove.
5189 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5190 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5191 (fill_referenced_var_vec): Remove.
5192 (first_readonly_imm_use): Remove redundant gcc_assert.
5193 (phi_arg_index_from_use): Combine gcc_asserts.
5194 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5195 (first_imm_use_stmt): Remove redundant gcc_assert.
5196 * tree-cfg.c (verify_gimple_call): Verify function and chain
5197 operands. Verify arguments.
5198 (verify_types_in_gimple_stmt): Verify condition code and labels.
5200 2010-01-07 Richard Guenther <rguenther@suse.de>
5202 PR tree-optimization/42641
5203 * sese.c (rename_map_elt_info): Use the SSA name version, do
5206 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5208 PR tree-optimization/42625
5209 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5210 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5212 2010-01-07 Duncan Sands <baldrick@free.fr>
5214 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5216 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5219 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5220 note itself is not function_invariant_p.
5222 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5224 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5225 Do not add the DF_NOTE problem.
5226 * store-motion.c (execute_rtl_store_motion): Likewise.
5228 2010-01-07 Martin Jambor <mjambor@suse.cz>
5230 PR tree-optimization/42157
5231 * tree-sra.c (compare_access_positions): Stabilize sort if both
5232 accesses have integer types, return zero immediately if they are the
5235 2010-01-06 Richard Henderson <rth@redhat.com>
5238 * haifa-sched.c (add_to_note_list): Merge into ...
5239 (concat_note_lists): ... here, and ...
5240 (unlink_other_notes, rm_other_notes): Merge into...
5241 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5242 NOTE_INSN_EPILOGUE_BEG.
5244 2010-01-06 Richard Guenther <rguenther@suse.de>
5246 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5247 not inline regular functions into always-inline functions.
5249 2010-01-06 Nick Clifton <nickc@redhat.com>
5251 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5252 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5254 (OVERRIDE_OPTIONS): Delete.
5255 (OPTIMIZATION_OPTIONS): Define.
5256 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5257 * config/rx/rx.c (rx_handle_option): Issue an error message if
5258 -mcpu=rx200 and -fpu are used together.
5259 (rx_set_optimization_options): New function. Issue an error
5260 message if an optimization attribute attempts to reset the FPU/
5261 math optimization pairing.
5262 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5263 * config/rx/rx.opt: Set the default to 32-bit doubles.
5264 * config/rx/t-rx: Add multilibs for -nofpu option.
5265 * doc/invoke.texi: Update documentation of RX options.
5267 2010-01-06 Richard Guenther <rguenther@suse.de>
5269 * tree-ssa-pre.c (name_to_id): New global.
5270 (alloc_expression_id): Simplify SSA name handling.
5271 (lookup_expression_id): Likewise.
5272 (init_pre): Zero name_to_id.
5273 (fini_pre): Free it.
5275 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5277 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5279 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5282 * config/i386/sse.md (smaxv2di3): New.
5283 (umaxv2di3): Likewise.
5284 (sminv2di3): Likewise.
5285 (uminv2di3): Likewise.
5287 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5290 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5291 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5292 (legitimize_tls_address): Likewise.
5293 (sparc_tls_referenced_p): Likewise.
5294 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5295 and adjust calls to legitimize_pic_address.
5296 (legitimate_constant_p) Use sparc_tls_referenced_p.
5297 (legitimate_pic_operand_p): Likewise.
5298 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5299 (sparc_tls_symbol_ref_1): Delete.
5300 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5301 (legitimize_tls_address): Make static, handle CONST patterns.
5302 (legitimize_pic_address): Make static, remove unused parameter and
5303 adjust recursive calls.
5304 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5305 and adjust call to legitimize_pic_address.
5306 (sparc_output_mi_thunk): Likewise.
5308 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5309 H.J. Lu <hongjiu.lu@intel.com>
5312 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5313 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5314 operands to make them signed.
5317 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5320 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5321 GTU to GT for V4SI and V2DI.
5323 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5324 (umin<mode>3): Removed.
5326 (uminv4si3): Likewise.
5328 2010-01-05 Martin Jambor <mjambor@suse.cz>
5330 PR tree-optimization/42462
5331 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5332 current_function_decl to helper functions and macros.
5334 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5337 * flags.h: Don't include real.h.
5338 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5339 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5340 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5341 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5342 * dominance.c: Update copyright.
5343 * gimple.c (walk_gimple_op): Remove inline.
5344 * tree-ssa-reassoc.c: Include real.h.
5345 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5346 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5348 2010-01-05 Nick Clifton <nickc@redhat.com>
5350 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5351 register to push into the stack frame when the accumulator has to
5352 be saved during interrupts.
5354 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5356 * doc/invoke.texi: Remove the documentation about option
5358 * common.opt (Wunreachable-code): Preserved for backward
5360 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5361 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5362 the backward compatibility flag section.
5364 2010-01-05 Richard Guenther <rguenther@suse.de>
5366 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5368 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5371 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5373 PR tree-optimization/42508
5374 * tree-sra.c (convert_callers): Check for recursive call
5375 by comparing cgraph nodes instead of decls.
5376 (modify_function): Call ipa_modify_formal_parameters also
5377 on all same_body aliases.
5379 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5380 cgraph nodes when checking for same_body aliases.
5382 2010-01-05 Richard Guenther <rguenther@suse.de>
5384 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5385 allocation and lookup.
5386 (get_or_alloc_expr_for_constant): Likewise.
5387 (phi_translate): Sink allocation.
5389 2010-01-04 Richard Guenther <rguenther@suse.de>
5391 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5392 a new entry only if needed.
5393 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5394 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5396 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5398 (phi_translate): Handle CONSTANTs early.
5400 2010-01-04 Martin Jambor <mjambor@suse.cz>
5402 PR tree-optimization/42398
5403 * tree-sra.c (struct access): Removed flag grp_different_types.
5404 (dump_access): Do not dump the removed flag.
5405 (sort_and_splice_var_accesses): Do not set the removed flag.
5406 (sra_modify_expr): Check for type compatibility directly.
5408 2010-01-04 Martin Jambor <mjambor@suse.cz>
5410 PR tree-optimization/42366
5411 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5412 edges with variable number of parameters.
5413 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5414 flag instead of asserting it.
5415 (ipa_read_node_info): Read uses_analysis_done flag.
5417 2010-01-04 Richard Guenther <rguenther@suse.de>
5419 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5420 iterative_hash_* as intended.
5421 (vn_reference_compute_hash): Likewise. Simplify hashing
5423 (vn_reference_lookup_2): Likewise.
5424 (vn_nary_op_compute_hash): Likewise.
5425 (vn_phi_compute_hash): Likewise.
5426 (expressions_equal_p): Remove strange code.
5427 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5428 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5429 (bitmap_insert_into_set_1): Take value-id as parameter.
5430 (add_to_value): Pass it.
5431 (bitmap_insert_into_set): Likewise.
5432 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5434 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5437 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5438 (do_self_spec): For switches with SWITCH_IGNORE set set also
5439 SWITCH_IGNORE_PERMANENTLY.
5440 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5443 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5445 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5446 tree of an unreferenced global var.
5448 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5451 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5452 GTU to GT for V4SI and V2DI.
5454 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5455 (umin<mode>3): Removed.
5457 (uminv4si3): Likewise.
5459 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5462 * collect2.c (main): Turn on trace in collect2 if -v is passed
5465 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5467 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5468 description of expression operand.
5470 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5472 * configure.ac: Add install-html to target_list for Make-hooks.
5473 * configure: Regenerate.
5474 * fortran/Make-lang.in (F95_HTMLFILES): New.
5475 (fortran.html): Use it.
5476 (fortran.install-html): New.
5477 * Makefile.in (install-html): Add lang.install-html.
5478 * java/Make-lang.in (JAVA_HTMLFILES): New.
5479 (java.html): Use it.
5480 (java.install-html): New.
5481 * objc/Make-lang.in (objc.install-html): New.
5482 * objcp/Make-lang.in (obj-c++.install-html): New.
5483 * cp/Make-lang.in (c++.install-html): New.
5484 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5485 * lto/Make-lang.in (lto.install-html): New.
5487 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5490 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5492 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5494 PR rtl-optimization/41862
5495 * store-motion.c (store_killed_in_insn, compute_store_table,
5496 remove_reachable_equiv_notes, replace_store_insn,
5497 build_store_vectors): Ignore all DEBUG_INSNs.
5499 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5502 * common.opt: Add dumpdir.
5504 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5506 (option_map): Add --dumpdir.
5508 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5510 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5512 * opts.c (decode_options): Try dump_dir_name first if
5513 dump_base_name isn't an absolute path.
5514 (common_handle_option): Handle OPT_dumpdir.
5516 * toplev.c (dump_dir_name): New.
5517 (print_switch_values): Also ignore -dumpdir.
5519 * toplev.h (dump_dir_name): New.
5521 2010-01-03 Richard Guenther <rguenther@suse.de>
5523 PR tree-optimization/42589
5524 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5525 double-word expansion of bswap32.
5527 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5529 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5530 with BLOCK_FOR_INSN.
5531 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5532 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5533 noce_process_if_block): Likewise.
5534 * gcse.c (compute_local_properties, insert_expr_in_table,
5535 insert_set_in_table, canon_list_insert, find_avail_set,
5536 pre_insert_copy_insn): Likewise.
5538 * basic-block.h (BLOCK_NUM): Move from here...
5539 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5541 2010-01-03 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/42438
5544 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5545 contains_may_not_return_call flag.
5546 (BB_MAY_NOTRETURN): New.
5547 (valid_in_sets): Trapping nary operations are not valid
5548 in blocks that may not return.
5549 (insert_into_preds_of_block): Remove check for trapping expressions.
5550 (compute_avail): Compute also BB_MAY_NOTRETURN.
5552 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5554 * doc/invoke.texi: Add 2010 to copyright years.
5556 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5558 * config/sparc/sparc.c: Fix formatting nits.
5560 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5561 Alexander Monakov <amonakov@ispras.ru>
5563 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5565 2010-01-02 Richard Guenther <rguenther@suse.de>
5568 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5569 (simplify_switch_using_ranges): Mark to be removed edges
5572 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5574 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5576 * collect2.c (scan_libraries): Add missing argument in call to
5579 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5582 * config/alpha/predicates.md (aligned_memory_operand): Return false
5584 (unaligned_memory_operand): Return true for CQImode.
5585 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5586 doesn not cross aligned SImode word boundary.
5588 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5590 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5592 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5593 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5595 2010-01-02 Richard Guenther <rguenther@suse.de>
5598 * toplev.c (compile_file): Emit LTO marker properly. Change
5600 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5602 2010-01-01 Richard Guenther <rguenther@suse.de>
5605 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5607 2010-01-01 Richard Guenther <rguenther@suse.de>
5610 * c-decl.c (grokdeclarator): For zero-size arrays force
5611 structural equality checks as layout_type does.
5613 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5615 * builtins.c: Update copyright to 2010.
5617 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5620 * lto-streamer-out.c (produce_asm): Revert the last change.
5621 (copy_function): Likewise.
5623 * lto-streamer.c (lto_get_section_name): Skip any leading
5626 2010-01-01 Richard Guenther <rguenther@suse.de>
5629 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5633 Copyright (C) 2010 Free Software Foundation, Inc.
5635 Copying and distribution of this file, with or without modification,
5636 are permitted in any medium without royalty provided the copyright
5637 notice and this notice are preserved.