1 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6 pattern from *lshr{di,ti}3_1 and corresponding splitters using
8 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
9 from corresponding peephole2 patterns.
10 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
11 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
12 and *lshrdi3_cmp_rex64 using SWI mode iterator.
13 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
14 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
15 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
16 and *lshrdi3_cmp_rex64 using SWI mode iterator.
17 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
18 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
19 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
20 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
23 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/i386.md (ashr<mode>3): Macroize expander from
26 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
27 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
28 pattern from *ashr{di,ti}3_1 and corresponding splitters using
30 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
31 from corresponding peephole2 patterns.
32 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
33 (ashrsi3_cvt): Rename from ashrsi3_31.
34 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
35 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
36 and x86_64_shift_adj_3 using SWI48 mode iterator.
37 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
38 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
39 and *ashrdi3_cmp_rex64 using SWI mode iterator.
40 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
41 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
42 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
43 and *ashrdi3_cmp_rex64 using SWI mode iterator.
44 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
45 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
46 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
47 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
49 (sign_extend splitters): Update for renamed ashr{di,si}3_31 patterns.
50 * config/i386/i386.c (ix86_split_ashr): Update for renamed
51 x86_shift<mode>_adj_3 expanders.
53 2010-04-10 Wei Guozhi <carrot@google.com>
56 * config/arm/arm.c (arm_pic_static_addr): New function.
57 (legitimize_pic_address): Call arm_pic_static_addr when it detects
59 (arm_output_addr_const_extra): Output expression for new pattern.
60 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
62 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
64 * ira-costs.c (record_reg_classes): Ignore alternatives that are
67 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
68 * web.c: Include "insn-config.h" and "recog.h".
69 (union_match_dups): New function.
71 (union_defs): Don't try to recognize match_dups.
73 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
74 if doing so would replace the entire pattern.
76 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
80 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
81 and splitter pattern. Change splitter operand 1 predicate to
84 2010-04-09 Martin Jambor <mjambor@suse.cz>
86 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
87 lattices are addresses of CONST_DECLs with the same initial value.
88 (ipcp_print_all_lattices): Print values of CONST_DECLs.
89 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
91 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
92 Bernd Schmidt <bernd.schmidt@codesourcery.com>
94 * loop-invariant.c (replace_uses): New static function.
95 (move_invariant_reg): Use it to ensure we can replace the uses.
97 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
99 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
101 (picochip_override_options): Enable section anchors only above -O1.
102 (picochip_reorg): Fixed a couple of build warnings.
104 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
106 * configure.ac (plugin -rdynamic test): Log result.
107 * configure: Regenerate.
108 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
109 (RDYNAMIC_SPEC): Define.
110 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
112 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
114 * configure.ac: Determine Sun ld version numbers.
115 (comdat_group): Restrict GNU ld version checks to gld.
116 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
117 (enable_comdat): Support --enable-comdat.
118 * configure: Regenerate.
119 * doc/install.texi (Configuration): Document --enable-comdat.
121 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
123 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
124 * config/sol2-gld.h: ... here.
125 * config.gcc (sparc*-*-solaris2*): Reflect this.
126 (i[34567]86-*-solaris2*): Use it.
128 2010-04-09 Steve Ellcey <sje@cup.hp.com>
130 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
132 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
134 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
137 * diagnostic.c (diagnostic_initialize): Initialize
138 some_warnings_are_errors.
139 (diagnostic_finish): New.
140 (diagnostic_action_after_output): Call it before exiting.
141 (diagnostic_report_diagnostic): Do not print message here. Set
142 some_warnings_are_errors.
143 * diagnostic.h (diagnostic_context): Delete
144 issue_warnings_are_errors_message. Add some_warnings_are_errors.
145 (diagnostic_finish): Declare.
146 * toplev.c (toplev_main): Call it before exit.
148 2010-04-09 Jason Merrill <jason@redhat.com>
151 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
155 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
156 based on a warning flag.
158 2010-04-09 Richard Guenther <rguenther@suse.de>
160 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
162 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
165 * varasm.c (default_assemble_visibility): Wrap vars that are
166 set, but unused, by targets without GAS.
167 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
168 Remove set, but unused, vars.
169 (rs6000_legitimize_tls_address): Likewise.
170 (altivec_expand_dst_builtin): Likewise.
171 * config/darwin.c (machopic_classify_symbol): Likewise.
172 (machopic_indirection_name): Likewise.
174 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/i386.md (DWI): New mode iterator.
177 (S): New mode attribute.
178 (shift_operand): Ditto.
179 (shift_immediate_operand): Ditto.
180 (ashl_input_operand): Ditto.
181 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
182 using SDWIM mode iterator.
183 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
184 pattern from *ashl{di,ti}3_1 and corresponding splitters using
186 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
187 from corresponding peephole2 patterns.
188 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
189 and x86_64_shift_adj_1 using SWI48 mode iterator.
190 (x86_shift<mode>_adj_2): Ditto.
191 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
192 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
193 using SWI48 mode iterator.
194 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
195 *ashldi3_cmp_rex64 using SWI mode iterator.
196 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
197 *ashldi3_cconly_rex64 using SWI mode iterator.
198 * config/i386/i386.c (ix86_split_ashl): Update for renamed
199 x86_shift<mode>_adj_{1,2}.
200 (ix86_split_ashr): Ditto.
201 (ix86_split_lshr): Ditto.
203 2010-04-09 Richard Guenther <rguenther@suse.de>
205 * target.h (builtin_conversion): Pass in input and output types.
206 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
207 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
208 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
209 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
211 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
213 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
215 2010-04-09 Richard Guenther <rguenther@suse.de>
218 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
220 2010-04-09 Richard Guenther <rguenther@suse.de>
222 * tree-vectorizer.h (struct _stmt_vec_info): Document
223 that vectype is the type of the LHS.
224 (supportable_widening_operation, supportable_narrowing_operation):
225 Get both input and output vector types as arguments.
226 (vect_is_simple_use_1): Declare.
227 (get_same_sized_vectype): Likewise.
228 * tree-vect-loop.c (vect_determine_vectorization_factor):
229 Set STMT_VINFO_VECTYPE to the vector type of the def.
230 (vectorizable_reduction): Adjust.
231 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
232 Adjust. Specify the output vector type.
233 (vect_pattern_recog_1): Adjust.
234 * tree-vect-stmts.c (get_same_sized_vectype): New function.
235 (vectorizable_call): Adjust.
236 (vectorizable_conversion): Likewise.
237 (vectorizable_operation): Likewise.
238 (vectorizable_type_demotion): Likewise.
239 (vectorizable_type_promotion): Likewise.
240 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
242 (vect_is_simple_use_1): New function.
243 (supportable_widening_operation): Get both input and output
245 (supportable_narrowing_operation): Likewise.
246 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
248 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
250 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
251 __thiscall and _thiscall as predefined macros.
252 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
253 thiscall attribute handling.
254 (ix86_comp_type_attributes): Likewise.
255 (ix86_function_regparm): Likewise.
256 (ix86_return_pops_args): Likewise.
257 (init_cumulative_args): Likewise.
258 (find_drap_reg): Likewise.
259 (ix86_static_chain): Likewise.
260 (x86_this_parameter): Likewise.
261 (x86_output_mi_thunk): Likewise.
262 (ix86_attribute_table): Add description for thiscall attribute.
263 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
264 * doc/extend.texi: Add documentation for thiscall.
266 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
269 * c.opt (Wint-to-pointer-cast): Available in C++.
270 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
272 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
274 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
275 * calls.c (expand_call): Pass the function type to aggregate_value_p.
276 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
277 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
278 function type instead. Reorder and simplify checks.
280 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
282 2010-04-08 Jing Yu <jingyu@google.com>
283 Zdenek Dvorak <ook@ucw.cz>
285 PR tree-optimization/42720
286 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
287 loop unswitch conditions here from ...
288 (tree_unswitch_single_loop): ... here.
290 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
292 * tree-if-conv.c: Fix comments and simplify logic.
294 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
296 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
297 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
298 (main_tree_if_conversion): Update call to tree_if_conversion.
300 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
303 * doc/invoke.texi (-b,-V): Delete.
304 * doc/tm.texi: Do not mention -b.
305 * gcc.c (display_help): Delete -b and -V.
306 (process_command): Delete -b and -V.
307 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
309 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
310 Wolfgang Gellerich <gellerich@de.ibm.com>
312 Implement target hook for loop unrolling
313 * target.h (loop_unroll_adjust): Add a new target hook function.
314 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
315 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
316 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
317 (s390_loop_unroll_adjust): Implement the new target hook for s390.
318 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
320 (decide_unroll_stupid): Likewise.
322 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
325 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
327 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
329 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
330 (Specific, *-*-solaris2*): Likewise.
331 Don't prefer Sun as over GNU as.
333 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
335 * config/s390/s390.c (override_options): Adjust the z10
336 defaults for max-unroll-times, max-completely-peeled-insns
337 and max-completely-peel-times.
339 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
341 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
342 instructions for z10.
343 (s390_expand_setmem): Likewise.
344 (s390_expand_cmpmem): Likewise.
346 2010-04-08 Richard Guenther <rguenther@suse.de>
348 PR tree-optimization/43679
349 * tree-ssa-pre.c (eliminate): Only propagate copies.
351 2010-04-08 Jakub Jelinek <jakub@redhat.com>
354 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
355 set but not used variable warning.
357 2010-04-08 Wei Guozhi <carrot@google.com>
360 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
361 (arm_size_rtx_costs): Call the new function when optimized for size.
363 2010-04-08 Jakub Jelinek <jakub@redhat.com>
366 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
367 op0 is not a MEM, just return NULL instead of assertion
369 (discover_nonconstant_array_refs): Don't walk debug stmts.
371 2010-04-08 Doug Kwan <dougkwan@google.com>
373 * configure.ac: Recognize gold and do not use its version number
375 * configure: Regenerate.
377 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
380 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
381 (negate_value): Move code to push elements to broken_up_substracts ...
382 (eliminate_plus_minus_pair): ... here. Push operands that have no
383 negative pair to plus_negates.
384 (repropagate_negates, init_reassoc, fini_reassoc): Update.
386 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
388 * doc/install.texi (Configuration): Move description of
389 --enable-lto, --with-libelf*, --enable-gold from Java section to
392 * doc/generic.texi (Working with declarations)
393 (Function Properties, C and C++ Trees): Fix typos.
394 * doc/sourcebuild.texi (Top Level): Likewise.
396 2010-04-07 Jakub Jelinek <jakub@redhat.com>
399 * tree.h (DECL_READ_P): Define.
400 (struct tree_decl_common): Add decl_read_flag.
401 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
402 a set but not used warning.
403 (merge_decls): Merge DECL_READ_P flag.
404 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
405 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
406 * c-common.c (handle_used_attribute, handle_unused_attribute):
408 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
410 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
412 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
413 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
414 c_parser_binary_expression, c_parser_cast_expression,
415 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
416 Call default_function_array_read_conversion instead of
417 default_function_array_conversion where needed.
418 (c_parser_unary_expression, c_parser_conditional_expression,
419 c_parser_postfix_expression_after_primary, c_parser_initelt):
420 Likewise. Call mark_exp_read where needed.
421 (c_parser_statement_after_labels, c_parser_asm_operands,
422 c_parser_typeof_specifier, c_parser_sizeof_expression,
423 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
425 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
427 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
428 (warn_unused_but_set_parameter): Default to warn_unused
430 * doc/invoke.texi: Document -Wunused-but-set-variable and
431 -Wunused-but-set-parameter.
433 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
435 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
436 when operandN variables aren't used in the body of the expander
438 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
439 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
440 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
441 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
442 FOR_EACH_IMM_USE_ON_STMT): Likewise.
443 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
444 * tree.c (PROCESS_ARG): Likewise.
446 2010-04-07 Simon Baldwin <simonb@google.com>
448 * diagnostic.h (diagnostic_override_option_index): New macro to
449 set a diagnostic's option_index.
450 * c-tree.h (c_cpp_error): Add warning reason argument.
451 * opts.c (_warning_as_error_callback): New.
452 (register_warning_as_error_callback): Store callback for
453 warnings enabled via enable_warning_as_error.
454 (enable_warning_as_error): Call callback, minor code tidy.
455 * opts.h (register_warning_as_error_callback): Declare.
456 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
457 response to -Werror=.
458 (c_common_init_options): Register warning_as_error_callback in opts.c.
459 * common.opt: Add -Wno-cpp option.
460 * c-common.c (struct reason_option_codes_t): Map cpp warning
461 reason codes to gcc option indexes.
462 * (c_option_controlling_cpp_error): New function, lookup the gcc
463 option index for a cpp warning reason code.
464 * (c_cpp_error): Add warning reason argument, call
465 c_option_controlling_cpp_error for diagnostic_override_option_index.
466 * doc/invoke.texi: Document -Wno-cpp.
468 2010-04-07 Richard Guenther <rguenther@suse.de>
470 * ipa-reference.c (mark_load): Use get_base_address.
471 (mark_store): Likewise.
473 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
474 inserting GIMPLE_NOPs into the IL.
475 * tree-ssa-structalias.c (get_constraint_for_component_ref):
476 Explicitly strip handled components and indirect references.
478 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
479 folding address expressions.
480 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
481 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
482 operand_equal_p to compare decls.
483 (ptr_deref_may_alias_decl_p): Likewise.
484 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
485 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
486 Handle reversed comparison ops.
487 * tree-sra.c (asm_visit_addr): Use get_base_address.
488 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
489 * ipa-reference.c (mark_address): Use get_base_address.
491 2010-04-07 Richard Guenther <rguenther@suse.de>
493 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
494 Propagate constants everywhere.
496 2010-04-07 Jakub Jelinek <jakub@redhat.com>
499 * tree.c (MAX_INT_CACHED_PREC): Define.
500 (nonstandard_integer_type_cache): New array.
501 (build_nonstandard_integer_type): Cache results for precision
502 <= MAX_INT_CACHED_PREC.
504 2010-04-07 Richard Guenther <rguenther@suse.de>
506 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
507 -fargument-noalias-global, -fargument-noalias-anything): Remove.
508 * common.opt: Likewise.
509 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
510 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
511 (nonoverlapping_memrefs_p): Likewise.
512 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
513 * opts.c (common_handle_option): Handle OPT_fargument_alias,
514 OPT_fargument_noalias, OPT_fargument_noalias_anything and
515 OPT_fargument_noalias_global for backward compatibility.
517 2010-04-07 Richard Guenther <rguenther@suse.de>
519 PR tree-optimization/43270
520 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
521 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
522 * tree-ssa-pre.c (phi_translate_1): Adjust.
523 (fully_constant_expression): Split out vn_reference handling to ...
524 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
525 Fold reads from constant strings.
526 (vn_reference_lookup): Handle fully constant references.
527 (vn_reference_lookup_pieces): Likewise.
528 * Makefile.in (expmed.o-warn): Add -Wno-error.
530 2010-04-07 Martin Jambor <mjambor@suse.cz>
532 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
534 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
537 * gcc.c: Add -static-libstdc++ to list of recognized options.
539 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
541 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
543 2010-04-07 Richard Guenther <rguenther@suse.de>
546 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
547 bases build simple mem attributes to retain points-to information.
549 2010-04-07 Richard Guenther <rguenther@suse.de>
552 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
553 preserve points-to related information.
555 2010-04-07 Richard Guenther <rguenther@suse.de>
558 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
559 discard plain indirect references.
560 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
561 * tree.c (tree_nop_conversion): Likewise.
563 2010-04-07 Dodji Seketeli <dodji@redhat.com>
566 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
568 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
570 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
571 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
573 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
575 * tree-if-conv.c: Fix indentation and comments.
577 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
579 * tree-if-conv.c: Sort static functions in topological order.
581 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
583 * tree-if-conv.c: Fix indentation and comments.
585 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
588 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
589 lang_hooks.types.type_for_size instead of
590 build_nonstandard_integer_type.
591 When converting an unsigned type to signed, double its precision.
592 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
593 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
594 (graphite_create_new_loop_guard): When ub + 1 wraps around,
597 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
600 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
601 POINTER_PLUS_EXPR for pointer types.
603 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
606 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
607 * graphite-clast-to-gimple.c: Include langhooks.h.
608 (max_signed_precision_type): New.
609 (max_precision_type): Takes two types as arguments.
610 (precision_for_value): New.
611 (precision_for_interval): New.
612 (gcc_type_for_interval): New.
613 (gcc_type_for_value): New.
614 (gcc_type_for_clast_term): New.
615 (gcc_type_for_clast_red): New.
616 (gcc_type_for_clast_bin): New.
617 (gcc_type_for_clast_expr): Split up into several functions.
618 (gcc_type_for_clast_eq): Rewritten.
619 (compute_bounds_for_level): New.
620 (compute_type_for_level_1): New.
621 (compute_type_for_level): New.
622 (gcc_type_for_cloog_iv): Removed.
623 (gcc_type_for_iv_of_clast_loop): Rewritten.
624 (graphite_create_new_loop): Compute the lower and upper bound types
625 with gcc_type_for_clast_expr.
626 (graphite_create_new_loop_guard): Same.
627 (find_cloog_iv_in_expr): Removed.
628 (compute_cloog_iv_types_1): Removed.
629 (compute_cloog_iv_types): Removed.
630 (gloog): Do not call compute_cloog_iv_types.
631 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
633 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
634 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
635 (GBB_CLOOG_IV_TYPES): Removed.
637 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
639 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
640 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
641 (detect_commutative_reduction): Same.
643 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
645 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
646 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
648 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
649 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
650 (rewrite_commutative_reductions_out_of_ssa): Same.
651 * passes.c (execute_function_todo): Call verify_ssa for every pass
652 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
653 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
654 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
655 with an extra argument.
656 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
657 verify_ssa only when the extra argument is true.
658 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
659 with an extra argument.
660 (tree_transform_and_unroll_loop): Same.
662 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
664 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
665 for all the passes of the LNO having LOOP_CLOSED_SSA.
666 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
667 * tree-loop-distribution.c (pass_loop_distribution): Same.
668 * tree-pass.h (TODO_verify_loops): Removed.
669 * tree-ssa-loop.c (pass_tree_loop_init): Same.
671 (pass_tree_unswitch): Same.
672 (pass_predcom): Same.
673 (pass_vectorize): Same.
674 (pass_linear_transform): Same.
675 (pass_graphite_transforms): Same.
676 (pass_iv_canon): Same.
677 (pass_complete_unroll): Same.
678 (pass_complete_unrolli): Same.
679 (pass_parallelize_loops): Same.
680 (pass_loop_prefetch): Same.
681 (pass_iv_optimize): Same.
683 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
686 * passes.c (init_optimization_passes): Move pass_lim before
687 pass_copy_prop and pass_dce_loop.
689 2010-04-06 Jakub Jelinek <jakub@redhat.com>
692 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
693 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
694 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
695 MULTI_* defines for 4 argument vpermil2p* builtins.
697 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
699 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
700 * config/i386/i386.c (x86_maybe_negate_const_int): New.
701 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
702 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
703 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
704 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
705 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
706 Use x86_maybe_negate_const_int to output insn mnemonic.
707 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
708 check from instruction predicate. Update comments.
709 * config/i386/sync.md (sync_add<mode>): Use
710 x86_maybe_negate_const_int to output insn mnemonic.
712 2010-04-06 Jan Hubicka <jh@suse.cz>
714 PR tree-optimization/42906
715 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
716 IGNORE_SELF argument. Set visited_control_parents for fully
718 (find_obviously_necessary_stmts): Update call of
719 mark_control_dependent_edges_necessary.
720 (propagate_necessity): Likewise. Handle PHI edges more curefully.
722 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.md: Remove comment about 'e' and 'E'
727 2010-04-06 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/43627
730 * tree-vrp.c (extract_range_from_unary_expr): Widenings
731 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
734 2010-04-06 Jakub Jelinek <jakub@redhat.com>
736 * BASE-VER: Change to 4.6.0.
739 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
742 2010-04-06 Richard Guenther <rguenther@suse.de>
745 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
747 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
749 * doc/invoke.texi (Optimize Options): Document that LTO
750 won't remove object access purely due to incompatible
753 2010-04-04 Matthias Klose <doko@ubuntu.com>
755 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
758 2010-04-03 Richard Guenther <rguenther@suse.de>
761 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
762 require a non-NULL MEM_OFFSET.
764 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
766 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
767 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
768 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
769 config/alpha/predicates.md, config/arm/arm.md,
770 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
771 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
772 config/darwin9.h, config/darwin.c, config/darwin.h,
773 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
774 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
775 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
776 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
777 config/mips/mips.md, config/mn10300/mn10300.c,
778 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
779 config/rs6000/aix.h, config/rs6000/dfp.md,
780 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
781 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
782 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
783 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
784 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
785 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
786 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
787 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
788 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
789 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
790 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
791 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
792 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
793 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
794 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
795 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
796 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
797 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
798 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
799 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
800 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
801 opt-functions.awk, opth-gen.awk, params.def, passes.c,
802 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
803 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
804 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
805 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
806 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
807 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
808 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
809 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
810 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
811 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
812 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
813 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
814 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
815 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
817 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
820 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
821 * aclocal.m4: Regenerate.
823 2010-04-02 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/43629
826 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
827 if we have seen a constant value.
829 2010-04-02 Joseph Myers <joseph@codesourcery.com>
831 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
833 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
836 * arm.c (legitimize_tls_address): Adjust call to
837 gen_tls_load_dot_plus_four.
838 (arm_note_pic_base): New function.
839 (arm_cannot_copy_insn_p): Use it.
840 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
843 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
848 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
850 * Makefile.in ($(out_object_file)): Depend on
851 gt-$(basename $(notdir $(out_file))).h.
853 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
855 * config.gcc (lm32-*-rtems*): Add t-lm32.
857 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
859 * config.gcc: Add lm32-*-rtems*.
860 * config/lm32/rtems.h: New file.
862 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
865 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
867 2010-04-01 Jakub Jelinek <jakub@redhat.com>
869 * dwarf2out.c (output_compilation_unit_header): For
870 -gdwarf-4 use version 4 instead of version 3.
871 (output_line_info): For version 4 and above emit additional
872 maximum ops per insn header field.
873 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
875 * dwarf2out.c (is_c_family, is_java): Remove.
876 (lower_bound_default): New function.
877 (add_bound_info, gen_descr_array_type_die): Use it.
879 2010-04-01 Dodji Seketeli <dodji@redhat.com>
882 * dwarf2out.c (gen_variable_die): Allow debug info for variable
883 re-declaration when it happens in a function.
885 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
887 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
888 (cgraph_remove_function_insertion_hook): Same.
889 (cgraph_call_function_insertion_hooks): Same.
891 2010-04-01 Richard Guenther <rguenther@suse.de>
894 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
895 and TREE_THIS_VOLATILE.
896 (copy_ref_info): Likewise.
897 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
898 * tree.c (build6_stat): Ignore side-effects of all but arg5
899 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
902 2010-04-01 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/43607
905 * ipa-type-escape.c (check_call): Do not access non-existing
908 2010-04-01 Richard Guenther <rguenther@suse.de>
912 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
913 Jack Howarth <howarth@bromo.med.uc.edu>
915 * tree-profile.c (tree_init_ic_make_global_vars): Make static
918 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
920 * doc/install.texi (Prerequisites): Document libelf usability on
921 IRIX 5/6 and Solaris 2.
922 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
923 Update GNU as, GNU ld requirements.
924 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
925 Document Sun Studio compiler download.
926 Update and simplify as, ld recommendations.
927 (Specific, *-*-solaris2.7): Note obsoletion, removal.
929 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
931 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
932 with_tune_32 to pentium4.
934 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
938 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
940 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
943 Document GNU as requirement.
944 Update configure requirements.
945 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
946 Recomment IRIX 6.5.18+.
947 Document IDF/IDL requirement.
948 Document GNU as requirement.
949 Document GNU ld bootstrap failure.
950 Remove freeware.sgi.com reference.
952 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
954 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
955 UNIX V4.0, V5.0 obsoletion, removal.
956 Remove --with-gc=simple reference.
957 Update VM requirements during bootstrap.
958 Remove -oldas bootstrap description.
959 Update binutils reference.
960 Remove comparison failure note.
962 2010-03-31 Richard Guenther <rguenther@suse.de>
963 Zdenek Dvorak <ook@ucw.cz>
964 Sebastian Pop <sebastian.pop@amd.com>
967 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
968 with multiple arguments.
969 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
971 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
973 * graphite-dependences.c (print_pddr): Call print_pdr with an
975 * graphite-poly.c (debug_pdr): Add an extra argument for the
978 (print_pbb_domain): Same.
980 (print_scop_context): Same.
983 (debug_pbb_domain): Same.
987 (debug_scop_context): Same.
990 (print_scop_params): Same.
991 (debug_scop_params): Same.
992 (print_iteration_domain): Same.
993 (print_iteration_domains): Same.
994 (debug_iteration_domain): Same.
995 (debug_iteration_domains): Same.
996 (print_scattering_function): Same.
997 (print_scattering_functions): Same.
998 (debug_scattering_function): Same.
999 (debug_scattering_functions): Same.
1000 * graphite-poly.h (debug_pdr): Update declaration.
1002 (print_pbb_domain): Same.
1004 (print_scop_context): Same.
1006 (print_cloog): Same.
1007 (debug_pbb_domain): Same.
1011 (debug_scop_context): Same.
1013 (debug_cloog): Same.
1014 (print_scop_params): Same.
1015 (debug_scop_params): Same.
1016 (print_iteration_domain): Same.
1017 (print_iteration_domains): Same.
1018 (debug_iteration_domain): Same.
1019 (debug_iteration_domains): Same.
1020 (print_scattering_function): Same.
1021 (print_scattering_functions): Same.
1022 (debug_scattering_function): Same.
1023 (debug_scattering_functions): Same.
1025 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1027 * graphite-poly.c (print_scattering_function_1): New.
1028 (print_scattering_function): Call it.
1029 (print_scop_params): Remove spaces at the end of lines.
1032 * graphite-poly.h (print_cloog): Declared.
1033 (debug_cloog): Declared.
1035 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1037 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1039 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1040 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1041 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1042 to switch between adding the IV bump in loop->latch or in loop->header.
1044 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1046 * graphite-poly.c (print_scattering_function): Pretty print following
1049 (print_pbb_domain): Same.
1050 (dump_gbb_cases): Same.
1051 (dump_gbb_conditions): Same.
1054 (print_scop_params): Same.
1055 (print_scop_context): Same.
1057 (print_pbb_body): New.
1058 (lst_indent_to): New.
1059 (print_lst): Start new lines with a #.
1060 * graphite-poly.h (pbb_bb): New.
1061 (pbb_index): Use pbb_bb.
1062 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1064 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1066 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1068 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1069 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1070 and 0 instead of 1 for dw_val_class_flag.
1071 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1072 dw_val_class_range_list, dw_val_class_loc_list,
1073 dw_val_class_lineptr and dw_val_class_macptr, use
1074 DW_FORM_flag_present for dw_val_class_flag and
1075 DW_FORM_exprloc for dw_val_class_loc.
1076 (output_die): For -gdwarf-4 print dw_val_class_loc
1077 size as uleb128 instead of 1 or 2 bytes and don't print
1078 anything for dw_val_class_flag.
1080 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1081 instead of cselib_lookup following by tweaking locs->setting_insn.
1084 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1085 even before returning from label, setjmp call or volatile asm
1088 2010-03-31 Richard Guenther <rguenther@suse.de>
1091 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1092 temporary data on stack.
1094 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1096 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1097 (PUSHSECTION_ASM_OP): Remove.
1098 (POPSECTION_ASM_OP): Remove.
1099 (PUSHSECTION_FORMAT): Remove.
1100 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1101 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1102 * config/sol2.c (solaris_output_init_fini): Use it.
1104 2010-03-31 Jie Zhang <jie@codesourcery.com>
1107 * opt-functions.awk (var_type_struct): Use signed char type
1108 for simple variables.
1110 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1112 * config/sol2.c: Include output.h.
1113 (solaris_assemble_visibility): New function.
1114 * config/t-sol2 (sol2.o): Add output.h dependency.
1115 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1116 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1119 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1122 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1123 V2SImode or XFmode on PRE_DEC.
1126 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1129 2010-03-31 Jie Zhang <jie@codesourcery.com>
1132 * reload.h (caller_save_initialized_p): Declare.
1133 * toplev.c (backend_init_target): Don't call
1134 init_caller_save but set caller_save_initialized_p to false.
1135 * caller-save.c (caller_save_initialized_p): Define.
1136 (init_caller_save): Check caller_save_initialized_p.
1137 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1139 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1142 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1143 and soft-fp/t-softfp to tmake_file.
1144 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1145 (LIBGCC2_TF_CEXT): Define.
1148 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1151 * cselib.c (n_useless_values): Document handling of debug locs.
1152 (n_useless_debug_values, n_debug_values): New variables.
1153 (new_elt_loc_list): Don't add to debug values, keep count.
1154 (promote_debug_loc): New.
1155 (cselib_reset_table): Zero new variables.
1156 (entry_and_rtx_equal_p): Promote debug locs.
1157 (discard_useless_locs): Increment n_useless_debug_values for
1159 (remove_useless_values): Adjust n_useless_values and n_debug_values
1160 with n_useless_debug_values.
1161 (add_mem_for_addr): Promote debug locs.
1162 (cselib_lookup_mem): Likewise.
1163 (cselib_lookup_addr): Renamed to...
1164 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1165 (cselib_log_lookup): ... this. Turn into...
1166 (cselib_lookup_addr): ... new wrapper.
1167 (cselib_lookup_from_insn): New.
1168 (cselib_invalidate_regno): Increment n_useless_debug_values for
1170 (cselib_invalidate_mem): Likewise.
1171 (cselib_process_insn): Take n_deleted and n_debug_values into
1172 account to guard remove_useless_value call.
1173 (cselib_finish): Zero n_useless_debug_values.
1174 * cselib.h (cselib_lookup_from_insn): Declare.
1175 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1176 (sched_analyze_2): Likewise.
1178 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1180 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1182 (adjust_mems): Replace narrowing SUBREG of expression containing
1183 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1184 with operations in the narrower mode.
1187 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1188 regs_invalidated_by_call instead all call_used_reg_set registers.
1190 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1193 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1194 pointer comparisons with types_compatible_p.
1195 * tree-vect-stmts.c (vectorizable_call): Same.
1196 (vectorizable_condition): Same.
1198 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1200 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1201 stack check if the mask would be zero.
1203 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1204 Jack Howarth <howarth@bromo.med.uc.edu>
1206 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1209 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1212 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1214 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1215 Include ___unordxf2 and ___unordtf2.
1216 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1219 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1221 * config/lm32/t-lm32: New file.
1222 * config.gcc: Use the above file when targetting lm32.
1224 2010-03-28 Duncan Sands <baldrick@free.fr>
1226 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1228 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1231 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1232 Improve vectorization cost model diagnostic.
1234 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1237 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1238 compute_data_dependences_for_loop returns false, early exit
1239 and output an extra diagnostic for the failed data reference
1242 2010-03-29 Richard Guenther <rguenther@suse.de>
1244 PR tree-optimization/43560
1245 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1246 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1248 2010-03-29 Jie Zhang <jie@codesourcery.com>
1251 * toplev.c (process_options): Set optimization_default_node
1252 and optimization_current_node.
1253 * opts.c (decode_options): Don't set optimization_default_node
1254 and optimization_current_node.
1256 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1258 * config/rtems.h: Abandon -qrtems_debug.
1260 2010-03-28 Jan Hubicka <jh@suse.cz>
1262 PR tree-optimization/43505
1263 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1264 map should not be copied.
1266 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1269 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1270 cdtors, set DECL_PRESERVE_P.
1271 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1274 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1276 PR tree-optimization/43528
1277 * stor-layout.c (place_field): Check that constant fits into
1278 unsigned HWI when skipping calculation of MS bitfield layout.
1280 2010-03-27 Jan Hubicka <jh@suse.cz>
1283 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1284 notice_global_symbol work.
1286 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1288 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1289 instead of dwarf2out_decl.
1290 (struct var_loc_node): Remove section_label field.
1291 (dwarf2out_function_decl): New function.
1292 (dwarf2out_var_location): Don't set section_label field.
1293 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1295 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1297 PR tree-optimization/43544
1298 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1299 First argument for builtin vectorized function hook is now a
1300 tree to be able to distinguish between machine specific and
1302 * targhooks.c (default_builtin_vectorized_function): Ditto.
1303 * targhooks.h (default_builtin_vectorized_function): Ditto.
1304 * target.h (struct gcc_target): Ditto.
1305 * tree-vect-stmts.c (vectorizable_function): Ditto.
1306 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1307 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1310 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1313 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1314 nested binding iff it is a FUNCTION_DECL.
1315 (store_parm_decls_newstyle): Pass nested=true to bind for
1316 FUNCTION_DECLs amongst parameters.
1318 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1320 * var-tracking.c (vt_expand_loc_callback): Don't run
1321 cselib_expand_value_rtx_cb in dummy mode if
1322 cselib_dummy_expand_value_rtx_cb returned false.
1324 * var-tracking.c (emit_note_insn_var_location): For one part
1325 notes with offset 0, don't add EXPR_LIST around the location.
1326 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1327 add_location_or_const_value_attribute): Adjust for that change.
1330 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1331 into first operand and location into second.
1332 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1333 dw_cfi_oprnd_loc for DW_CFA_expression.
1334 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1335 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1336 assume first argument is regnum and second argument is location.
1338 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1341 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1342 of scratch register to DImode. Split to DImode comparison operator.
1343 Use SImode subreg of scratch register in the multiplication.
1344 (*cmp_sadd_sidi): Ditto.
1345 (*cmp_ssub_si): Ditto.
1346 (*cmp_ssub_sidi): Ditto.
1348 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1352 Remove invalid assert and wrong comment.
1354 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1357 * flags.h (final_insns_dump_p): New extern.
1358 * final.c (final_insns_dump_p): New variable.
1359 (rest_of_clean_state): Set it before -fdump-final-insns=
1360 dumping, clear afterwards.
1361 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1362 MEM_ALIAS_SET on MEMs.
1364 2010-03-26 David S. Miller <davem@davemloft.net>
1366 * configure.ac: Fix sparc GOTDATA_OP bug check.
1367 * configure: Rebuild.
1369 2010-03-26 Alan Modra <amodra@gmail.com>
1371 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1373 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1375 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1376 TLS_SECTION_ASM_FLAG.
1378 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1381 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1382 Clear first_function_block_is_cold.
1385 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1386 argument if the argument is truth_value_p.
1388 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1390 * config/rs6000/constraints.md: Update copyright year for my changes.
1393 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1394 used in reg+reg addressing, swap registers.
1396 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1399 * target.h (struct gcc_target): Add code_end hook.
1400 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1402 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1403 * toplev.c (compile_file): Call targetm.asm_out.code_end
1404 hook before unwind info/debug info output.
1405 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1406 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1407 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1408 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1409 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1410 * config/i386/i386.c (ix86_file_end): Renamed to...
1411 (ix86_code_end): ... this. Make static. Don't call
1412 file_end_indicate_exec_stack. Emit unwind info using
1413 final_start_function/final_end_function.
1414 (darwin_x86_file_end): Remove.
1415 (TARGET_ASM_CODE_END): Define.
1416 * config/i386/i386.h (TARGET_ASM_FILE_END,
1417 NEED_INDICATE_EXEC_STACK): Don't define.
1418 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1419 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1420 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1421 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1424 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1425 at the beginning and final_end_function at the end.
1426 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1428 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1430 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1431 and Sun as TLS syntax.
1432 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1433 * configure: Regenerate.
1434 * config.in: Regenerate.
1435 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1436 (default_elf_asm_named_section): Use it.
1437 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1438 (i386_output_dwarf_dtprel): Likewise.
1439 (output_addr_const_extra): Likewise.
1440 (output_pic_addr_const): Lowercase @GOTTPOFF.
1441 (output_addr_const_extra): Likewise.
1442 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1443 (output_addr_const_extra): Likewise.
1444 (output_pic_addr_const): Lowercase @INDNTPOFF.
1445 (output_addr_const_extra): Likewise.
1446 (output_pic_addr_const): Lowercase @NTPOFF.
1447 (output_addr_const_extra): Likewise.
1448 (output_pic_addr_const): Lowercase @TPOFF.
1449 (output_addr_const_extra): Likewise.
1450 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1451 (*tls_global_dynamic_64): Likewise.
1452 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1453 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1455 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1456 (ASM_OUTPUT_TLS_COMMON): Use it.
1457 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1460 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1461 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1462 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1463 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1464 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1465 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1467 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * config/i386/i386.c (override_options): Don't accept
1470 -mtls-dialect=sun any longer.
1471 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1472 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1473 (*tls_local_dynamic_base_32_sun): Likewise.
1474 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1476 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1479 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1480 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1483 * ira.c (adjust_cleared_regs): New function.
1484 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1488 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1490 * expr.c (expand_expr_real): Restore previous
1491 curr_insn_source_location and curr_insn_block after
1492 expand_expr_real_1 call.
1493 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1494 instead of expand_expr_real_1.
1496 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1498 PR rtl-optimization/43413
1499 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1502 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1505 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1506 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1508 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1510 * config/i386/i386.c (ix86_target_string): Add -mfma.
1511 Fix a typo in comment.
1513 2010-03-22 Mike Stump <mikestump@comcast.net>
1516 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1517 Don't overly align based upon packed packed fields.
1519 2010-03-22 Jason Merrill <jason@redhat.com>
1521 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1522 Use () rather than [], and move before the element type.
1524 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1526 * doc/configfiles.texi (Configuration Files): Removed
1527 fixinc/Makefile*, intl/Makefile.*.
1528 * doc/makefile.texi: Fixed markup. Abstract from version
1529 control system used.
1530 (Makefile): Removed obsolete gcc/java/parse.y example.
1531 * doc/sourcebuild.texi: Likewise.
1532 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1533 libgomp, libssp. Removed fastjar.
1534 (Miscellaneous Docs): Clarify location.
1535 Added COPYING3, COPYING3.LIB.
1536 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1538 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1541 * config/i386/i386.c (x86_function_profiler)
1542 [!NO_PROFILE_COUNTERS]: Fix typo.
1543 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1546 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1547 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1549 * doc/sourcebuild.texi (Test Directives): Split into six
1550 subsections, with most of the current text in new subsections
1551 Directives, Selectors, and Final Actions.
1552 (Directives): Split list of test directives into multiple
1554 (Selectors): Describe use and syntax of selectors.
1555 (Effective-Target Keywords): Describe all existing keywords.
1556 (Add Options): Describe features for dg-add-options.
1557 (Require Support): Describe variants of dg-require-support.
1558 (Final Actions): Describe commands to use in dg-final.
1560 2010-03-22 Michael Matz <matz@suse.de>
1563 * recog.c (validate_replace_rtx_group): Replace also in
1564 REG_EQUAL and REG_EQUIV notes.
1566 2010-03-22 Richard Guenther <rguenther@suse.de>
1568 PR tree-optimization/43390
1569 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1570 sure vector extracts are type correct.
1572 2010-03-22 Richard Guenther <rguenther@suse.de>
1575 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1576 x * sqrt (x) even when optimizing for size if the target
1577 has native support for sqrt.
1579 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1581 * varasm.c (make_decl_rtl_for_debug): Also clear
1582 flag_mudflap for the duration of make_decl_rtl call.
1585 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1586 locs from preserved VALUEs.
1588 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1591 * pa.md (movmemsi): Set align to one if zero.
1592 (movmemdi): Likewise.
1594 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1597 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1598 with their corresponding prologue pushes.
1600 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1603 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1604 at the begining or end.
1605 (spu_expand_epilogue): Likewise.
1607 2010-03-20 Richard Guenther <rguenther@suse.de>
1609 PR rtl-optimization/43438
1610 * combine.c (make_extraction): Properly zero-/sign-extend an
1611 extraction of the low part of a CONST_INT. Also handle
1614 2010-03-19 Mike Stump <mikestump@comcast.net>
1616 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1617 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1618 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1620 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1623 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1626 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1628 PR rtl-optimization/42258
1629 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1630 use that may match DEF.
1633 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1634 the cost of loading the constant rather than assuming
1636 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1637 outer code is AND, do the same tests as the andsi3 expander and
1638 return COSTS_N_INSNS (1) if and is cheap.
1640 * optabs.c (avoid_expensive_constant): Fix formatting.
1642 2010-03-19 Michael Matz <matz@suse.de>
1645 * attribs.c (decl_attributes): When rebuilding a function pointer
1646 type use the same qualifiers as the original pointer type.
1648 2010-03-19 Martin Jambor <mjambor@suse.cz>
1650 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1651 and is_gimple_ip_invariant_address.
1653 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1656 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1658 * config/arm/arm.c (arm_override_options): Turn off
1659 flag_dwarf2_cfi_asm for AAPCS variants.
1661 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1664 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1665 Use PRE_MODIFY instead of PRE_DEC.
1666 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1667 (vfp_emit_fstmd): Likewise.
1669 2010-03-19 Michael Matz <matz@suse.de>
1672 * builtins.c (expand_builtin_interclass_mathfn,
1673 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1676 2010-03-19 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/43415
1679 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1680 (phi_translate_1): ... this.
1681 (phi_translate): Move all caching here. Cache all NARY
1682 and REFERENCE translations.
1684 2010-03-19 David S. Miller <davem@davemloft.net>
1686 With help from Eric Botcazou.
1687 * config/sparc/sparc.c: Include dwarf2out.h.
1688 (emit_pic_helper): Delete.
1689 (pic_helper_symbol_name): Delete.
1690 (pic_helper_emitted_p): Delete.
1691 (pic_helper_needed): New.
1692 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1693 (get_pc_thunk_name): New.
1694 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1695 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1696 Set pic_helper_needed to true. Don't call emit_pic_helper.
1697 (sparc_expand_prologue): Update load_pic_register call.
1698 (sparc_output_mi_thunk): Likewise.
1699 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1700 thunk if possible. Output CFI information as needed.
1702 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1703 Jack Howarth <howarth@bromo.med.uc.edu>
1706 * config/i386/i386.h: Fix ABI on darwin x86-32.
1708 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1710 * tree.h: Declare make_decl_rtl_for_debug.
1711 * varasm.c (make_decl_rtl_for_debug): New.
1712 * dwarf2out.c (rtl_for_decl_location): Call it.
1713 * cfgexpand.c (expand_debug_expr): Call it.
1715 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1718 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1722 * var-tracking.c (vt_init_cfa_base): Do nothing if
1723 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1725 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1728 * var-tracking.c (canonicalize_vars_star): New.
1729 (dataflow_post_merge_adjust): Use it.
1731 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1734 * var-tracking.c (non_suitable_const): New function.
1735 (add_uses): For DEBUG_INSNs with constants, don't record any
1736 value, instead just the constant value itself.
1737 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1738 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1739 (emit_notes_in_bb): Likewise.
1740 (emit_note_insn_var_location): For onepart variables if
1741 cur_loc is a VOIDmode constant, use DECL_MODE.
1743 2010-03-18 Martin Jambor <mjambor@suse.cz>
1746 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1747 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1748 all non-clones. Moved call redirection...
1749 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1750 (cgraph_materialize_all_clones): Dispose of all
1751 combined_args_to_skip bitmaps.
1752 (verify_cgraph_node): Do not check for edges pointing to wrong
1753 nodes in inline clones.
1754 * tree-inline.c (copy_bb): Call
1755 cgraph_redirect_edge_call_stmt_to_callee.
1756 * ipa.c (cgraph_remove_unreachable_nodes): Call
1757 cgraph_node_remove_callees even when there are used clones.
1759 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1761 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1763 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1766 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1769 2010-03-18 Michael Matz <matz@suse.de>
1772 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1773 into sqrt(x) if we need to preserve signed zeros.
1775 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1776 Eric Botcazou <ebotcazou@adacore.com>
1778 PR rtl-optimization/43360
1779 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1780 note if we don't know its invariant status.
1782 2010-03-18 Michael Matz <matz@suse.de>
1784 PR tree-optimization/43402
1785 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1786 PHI chains of ssa names registered for update.
1788 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1791 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1792 non-offsettable and pre_modify update addressing.
1793 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1794 and "2" alternatives "#".
1795 (*movdd_softfloat32): Make all alternatives "#";
1796 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1797 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1798 (*movdf_softfloat32): Make all alternatives "#";
1799 (movdi): Use the new DIFD mode iterator to create a common splitter
1800 for movdi, movdf and movdd patterns.
1802 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1804 * common.opt (dumpdir): Remove redundant tab.
1806 2010-03-17 Martin Jambor <mjambor@suse.cz>
1808 PR tree-optimization/43347
1809 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1810 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1812 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1814 PR rtl-optimization/42216
1815 * regrename.c (create_new_chain): New function, broken out from...
1816 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1817 appending a use to an empty chain.
1818 (build_def_use): Remove previous changes that convert OP_INOUT to
1819 OP_OUT operands; instead detect the case where an OP_INOUT operand
1820 uses a previously untracked register and create an empty chain for it.
1822 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1824 * doc/extend.texi (Function Attributes): Rewrite unfinished
1825 sentence in ms_abi documentation.
1827 2010-03-17 Alan Modra <amodra@gmail.com>
1829 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1830 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1831 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1832 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1834 2010-03-16 Richard Henderson <rth@redhat.com>
1837 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1838 (lower_try_finally): Save and restore eh_seq around the expansion
1841 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1843 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1844 statements before splitting block.
1846 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1848 * doc/sourcebuild.texi (Testsuites): Fix markup.
1849 Use pathnames relative to gcc/testsuite.
1850 (Test Directives): Move description of how timeout is determined.
1851 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1852 (C Tests): Correct gcc.misc-tests directory.
1853 Framework tests now live in gcc.test-framework.
1855 2010-03-16 Richard Guenther <rguenther@suse.de>
1858 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1859 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1861 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1862 Alexandre Oliva <aoliva@redhat.com>
1864 PR tree-optimization/42917
1865 * lambda-code.c (remove_iv): Skip debug statements.
1866 (lambda_loopnest_to_gcc_loopnest): Likewise.
1867 (not_interesting_stmt): Debug statements are not interesting.
1869 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1873 * cselib.c (cselib_preserve_constants,
1874 cfa_base_preserved_val): New static variables.
1875 (preserve_only_constants): New function.
1876 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1877 clear its REG_VALUES. If cselib_preserve_constants, don't
1878 empty the whole hash table, but preserve there VALUEs with constants,
1879 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1880 (cselib_preserve_cfa_base_value): New function.
1881 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1882 (cselib_init): Change argument to int bitfield. Set
1883 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1885 (cselib_finish): Clear cselib_preserve_constants and
1886 cfa_base_preserved_val.
1887 * cselib.h (enum cselib_record_what): New enum.
1888 (cselib_init): Change argument to int.
1889 (cselib_preserve_cfa_base_value): New prototype.
1890 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1891 * dse.c (dse_step1): Likewise.
1892 * cfgcleanup.c (thread_jump): Likewise.
1893 * sched-deps.c (sched_analyze): Likewise.
1894 * gcse.c (local_cprop_pass): Likewise.
1895 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1896 If FN is non-NULL, call the callback always and whenever it returns
1897 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1898 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1899 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1900 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1901 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1902 * var-tracking.c: Include recog.h.
1903 (bb_stack_adjust_offset): Remove.
1904 (vt_stack_adjustments): Don't call it, instead just gather the
1905 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1906 (adjust_stack_reference): Remove.
1907 (compute_cfa_pointer): New function.
1908 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1909 (struct adjust_mem_data): New type.
1910 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1912 (get_address_mode): New function.
1913 (replace_expr_with_values): Use it.
1914 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1915 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1916 (adjust_sets): Remove.
1917 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1918 Use get_address_mode.
1919 (get_adjusted_src): Remove.
1920 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1921 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1922 (add_with_sets): Don't call adjust_sets.
1923 (fp_setter, vt_init_cfa_base): New functions.
1924 (vt_initialize): Change return type to bool. Move most of pool etc.
1925 initialization to the beginning of the function from end. Pass
1926 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1927 If !frame_pointer_needed, call vt_stack_adjustment before mos
1928 vector is filled, call vt_init_cfa_base if argp/framep has been
1929 eliminated to sp. If frame_pointer_needed and argp/framep has
1930 been eliminated to hard frame pointer, set
1931 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1932 encountering fp setter in the prologue. For MO_ADJUST, call
1933 log_op_type before pusing the op into mos vector, not afterwards.
1934 Call adjust_insn before cselib_process_insn/add_with_sets,
1935 call cancel_changes (0) afterwards.
1936 (variable_tracking_main_1): Adjust for vt_initialize calling
1937 vt_stack_adjustments and returning whether it succeeded or not.
1939 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1941 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1944 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1946 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1948 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1949 drap_reg has not been set.
1951 2010-03-15 Michael Matz <matz@suse.de>
1954 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1955 use it to expand block copies.
1956 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1957 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1958 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1960 2010-03-15 Richard Guenther <rguenther@suse.de>
1962 PR tree-optimization/43367
1963 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1966 2010-03-15 Richard Guenther <rguenther@suse.de>
1968 PR tree-optimization/43317
1969 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1971 2010-03-15 Martin Jambor <mjambor@suse.cz>
1973 PR tree-optimization/43141
1974 * tree-sra.c (create_abstract_origin): New function.
1975 (modify_function): Call create_abstract_origin.
1977 2010-03-15 Chris Demetriou <cgd@google.com>
1979 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1982 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1985 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1986 call insert_out_of_ssa_copy for default definitions.
1988 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1990 * graphite-clast-to-gimple.c (my_long_long): Defined.
1991 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1992 * graphite-sese-to-poly.c (my_long_long): Defined.
1993 (scop_ivs_can_be_represented): Use it.
1995 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1997 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1998 graphite-max-bbs-per-function, and loop-block-tile-size.
1999 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2001 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2003 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2005 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2006 forward declaration.
2007 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2008 (add_upper_bounds_from_estimated_nit): New.
2009 (build_loop_iteration_domains): Use it.
2011 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2013 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2015 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2018 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2019 should be an INTEGER_CST. Also handle CASE_CONVERT.
2021 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2023 * graphite.c (graphite_initialize): To bound the number of bbs per
2024 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2025 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2026 * doc/invoke.texi: Document it.
2028 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2030 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2031 * graphite-sese-to-poly.h (build_poly_scop): Same.
2033 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2035 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2036 the number of parameters in the scop. Use as an upper bound
2037 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2038 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2039 * doc/invoke.texi: Document it.
2041 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2043 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2044 * doc/c-tree.texi: Remove.
2045 * doc/generic.texi: Merge c-tree.texi here.
2046 * doc/gccint.texi (Trees): Remove menu entry.
2047 (c-tree.texi): Remove @include.
2048 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2049 * doc/languages.texi (Reading RTL): Ditto.
2051 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2054 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2056 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2059 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2060 code added to work around reload clobbering CONST insns.
2062 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2064 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2065 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2066 (cselib_preserve_only_values): Remove retain argument, don't
2067 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2068 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2069 * var-tracking.c (micro_operation): Move insn field before union.
2070 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2071 (struct variable_tracking_info_def): Remove n_mos field, change
2072 mos into a vector of micro_operations.
2073 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2074 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2075 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2076 changing into a vector.
2077 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2078 come before all other uops generated by add_stores.
2079 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2081 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2082 a vector. Run just one pass over the bbs instead of separate counting
2083 and computation phase.
2084 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2087 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2088 into *nonlocalized_list vector.
2089 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2090 even if origin is non-NULL.
2091 (gen_variable_die): Likewise.
2092 (process_scope_var): Don't change origin.
2093 (gen_decl_die): Likewise.
2094 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2095 before adding new edges instead of after it, fix moving over
2098 2010-03-11 David S. Miller <davem@davemloft.net>
2100 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2102 * configure: Rebuild.
2104 2010-03-11 Martin Jambor <mjambor@suse.cz>
2106 PR tree-optimization/43257
2107 * tree.c (assign_assembler_name_if_neeeded): New function.
2108 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2110 * tree.h (assign_assembler_name_if_neeeded): Declare.
2111 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2112 the function if needed.
2114 2010-03-11 Chris Demetriou <cgd@google.com>
2116 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2117 include/stdint-gcc.h, and include/stdint.h world-readable.
2119 2010-03-11 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/43255
2122 * tree-vrp.c (process_assert_insertions_for): Do not insert
2123 asserts for trivial conditions.
2125 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2127 PR tree-optimization/43280
2128 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2129 generation. Move calculation of size out of the if branch.
2130 (find_bswap): Modify compare number generation.
2132 2010-03-11 Richard Guenther <rguenther@suse.de>
2135 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2136 (input_gimple_stmt): Fixup handled component types during
2137 operand read. Also fix up decls in ADDR_EXPRs.
2139 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2141 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2142 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2144 2010-03-10 Jan Hubicka <jh@suse.cz>
2147 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2148 * varasm.c (get_variable_section): Don't do that here...
2149 (make_decl_rtl): ... and here.
2150 (do_assemble_alias): Produce decl RTL.
2151 (assemble_alias): Likewise.
2153 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2156 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2157 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2159 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2160 (based_loc_descr): Only express drap or vdrap regno based expressions
2161 using DW_OP_fbreg when not optimizing.
2162 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2163 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2164 REG_CFA_SET_VDRAP note.
2166 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2168 PR tree-optimization/43236
2169 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2170 error in calculation of base address in reverse iteration case.
2171 (generate_builtin): Take number of latch executions if the statement
2174 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2177 * tree-eh.c: Include pointer-set.h.
2178 (lower_eh_dispatch): Filter out duplicate case labels and
2179 remove the unneeded edge when the label is unused. Return
2180 true when some edges are removed.
2181 (execute_lower_eh_dispatch): When any lowering resulted in
2182 removing an edge, also delete unreachable blocks.
2184 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2187 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2188 UNSPEC_MACHOPIC_OFFSET.
2190 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2193 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2194 (m68k_delegitimize_address): New function.
2196 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2199 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2202 * var-tracking.c (adjust_sets): New function.
2203 (count_with_sets, add_with_sets): Use it.
2204 (get_adjusted_src): New inline function.
2205 (add_stores): Use it.
2208 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2209 call cselib_dummy_expand_value_rtx_cb instead of
2210 cselib_expand_value_rtx_cb.
2213 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2214 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2215 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2216 and .cfi_endproc around the pic thunks.
2217 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2218 all queued unwind info register saves are saved before the call.
2219 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2220 considered as sp-=4 for unwind info and the pop as sp+=4 which
2221 also clobbers dest, but doesn't actually restore it.
2224 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2225 RTX_FRAME_RELATED_P.
2227 2010-03-09 Jie Zhang <jie@codesourcery.com>
2229 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2230 whitespaces in output template.
2232 2010-03-09 Jie Zhang <jie@codesourcery.com>
2234 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2237 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2239 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2240 builtins.exp in a separate job.
2242 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2244 * graphite-sese-to-poly.c (add_param_constraints): Use
2245 lower_bound_in_type and upper_bound_in_type.
2247 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2249 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2250 instead of unsigned_type_node.
2252 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2253 Reza Yazdani <reza.yazdani@amd.com>
2256 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2257 on pointer type parameters.
2259 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2263 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2264 handle conversions from pointer to integers.
2265 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2266 induction variable, to be able to work with code generated by CLooG.
2267 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2268 (build_poly_scop): Bail out if we cannot codegen a loop.
2270 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2272 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2273 code generation with gloog_error.
2275 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2277 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2278 Call fold_convert on all the returned values.
2279 (expand_scalar_variables_expr): Pass to
2280 expand_scalar_variables_ssa_name the type of the resulting expression.
2282 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2284 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2285 ppl_min_for_le_pointset.
2286 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2287 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2289 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2291 * graphite-dependences.c (map_into_dep_poly): Removed.
2292 (dependence_polyhedron_1): Use combine_context_id_scat.
2294 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2296 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2297 (struct poly_bb): Same.
2298 (combine_context_id_scat): New.
2300 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2303 * sese.c (name_defined_in_loop_p): Return false for default
2306 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2308 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2309 and clean up the logic.
2311 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2313 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2316 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2318 * var-tracking.c (remove_cselib_value_chains): Define only for
2320 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2321 delete_slot_part, emit_notes_for_differences_1): Don't call
2322 remove_cselib_value_chains here.
2323 (set_slot_part, emit_notes_for_differences_2): Don't call
2324 add_cselib_value_chains here.
2325 (preserved_values): New vector.
2326 (preserve_value): New function.
2327 (add_uses, add_stores, vt_add_function_parameters): Use it
2328 instead of cselib_preserve_value.
2329 (changed_values_stack): New vector.
2330 (check_changed_vars_0): New function.
2331 (check_changed_vars_1, check_changed_vars_2): Use it.
2332 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2333 changed_values_stack VALUEs.
2334 (vt_emit_notes): For all preserved_values call
2335 add_cselib_value_chains. If ENABLE_CHECKING call
2336 remove_cselib_value_chains before verifying value_chains is empty.
2337 Initialize and free changed_values_stack.
2338 (vt_initialize): Initialize preserved_values.
2339 (vt_finalize): Free preserved_values.
2341 2010-03-08 Richard Guenther <rguenther@suse.de>
2343 PR tree-optimization/43269
2344 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2347 2010-03-08 Martin Jambor <mjambor@suse.cz>
2349 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2350 (ipa_is_param_called): Removed.
2351 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2352 (ipa_print_node_params): Do not print the called flag.
2353 (ipa_write_node_info): Do not stream the called flag.
2354 (ipa_read_node_info): Likewise.
2356 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2359 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2360 * cselib.c (struct expand_value_data): Add dummy field.
2361 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2363 (cselib_dummy_expand_value_rtx_cb): New function.
2364 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2366 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2367 * var-tracking.c: Include pointer-set.h.
2368 (variable): Change n_var_parts to char from int. Add
2369 cur_loc_changed and in_changed_variables fields.
2370 (variable_canonicalize): Remove.
2371 (shared_var_p): New inline function.
2372 (unshare_variable): Maintain cur_loc_changed and
2373 in_changed_variables fields. If var was in changed_variables,
2374 replace it there with new_var. Just copy cur_loc instead of
2375 resetting it to something else.
2376 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2377 (dataflow_set_union): Don't call variable_canonicalize.
2378 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2379 of their DEBUG_EXPR_TREE_DECLs.
2380 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2381 and in_changed_variables and cur_loc_changed is false.
2382 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2383 and cur_loc_changed. Don't update cur_loc here.
2384 (variable_merge_over_src): Don't call variable_canonicalize.
2385 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2386 removing loc that is equal to cur_loc, clear cur_loc,
2387 set cur_loc_changed and ensure variable_was_changed is called.
2388 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2389 compare pointers in cur_loc check, if it is equal to loc,
2390 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2391 (variable_different_p): Remove compare_current_location argument,
2392 don't compare cur_loc.
2393 (dataflow_set_different_1): Adjust variable_different_p caller.
2394 (variable_was_changed): If dv had some var in changed_variables
2395 already, reset in_changed_variables flag for it and propagate
2396 cur_loc_changed over to the new variable. On empty var
2397 always set cur_loc_changed. Set in_changed_variables on whatever
2398 var is added to changed_variables.
2399 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2400 Use shared_var_p. When removing loc that is equal to cur_loc,
2401 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2402 end, don't set it to something else, just call variable_was_changed.
2403 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2404 loc being removed, clear cur_loc and set cur_loc_changed.
2405 Set cur_loc_changed if all locations have been removed.
2406 (struct expand_loc_callback_data): New type.
2407 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2408 allocated. Always create SUBREGs if simplify_subreg failed.
2409 Prefer to use cur_loc, when that fails and still in
2410 changed_variables (and seen first time) recompute it. Set
2411 cur_loc_changed of variables which had to change cur_loc and
2412 compute elcd->cur_loc_changed if any of the subexpressions used
2413 had to change cur_loc.
2414 (vt_expand_loc): Adjust to pass arguments in
2415 expand_loc_callback_data structure.
2416 (vt_expand_loc_dummy): New function.
2417 (emitted_notes): New variable.
2418 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2419 that weren't used for any other decl in current
2420 emit_notes_for_changes call call vt_expand_loc_dummy to update
2421 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2422 first loc_chain location if NULL before. Always use just
2423 cur_loc instead of first loc_chain location. When cur_loc_changed
2424 is false, when not --enable-checking=rtl just don't emit any note.
2425 When rtl checking, compute the note and assert it is the same
2426 as previous note. Clear cur_loc_changed and in_changed_variables
2427 at the end before removing from changed_variables.
2428 (check_changed_vars_3): New function.
2429 (emit_notes_for_changes): Traverse changed_vars to call
2430 check_changed_vars_3 on each changed var.
2431 (emit_notes_for_differences_1): Clear cur_loc_changed and
2432 in_changed_variables. Recompute cur_loc of new_var.
2433 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2434 (vt_emit_notes): Initialize and destroy emitted_notes.
2436 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2438 PR rtl-optimization/42220
2439 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2440 Use verify_reg_tracked to determine if we should use OP_OUT rather
2442 (build_def_use): If we see an in-out operand for a register that we
2443 know nothing about, treat is an output if possible, fail the block if
2446 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2449 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2452 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2455 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2456 uses of relevant DEFs that are dead outside the loop too.
2458 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2460 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2462 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2464 * var-tracking.c (values_to_unmark): New variable.
2465 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2466 values_to_unmark vector. Moved body to...
2467 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2468 instead queue it into values_to_unmark vector.
2469 (vt_find_locations): Free values_to_unmark vector.
2471 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2473 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2474 (site.exp): Export them when plugins are enabled.
2476 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2479 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2481 (chrec_fold_multiply): Same.
2483 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2486 * c-decl.c (build_compound_literal): Return early if init is
2489 2010-03-04 Martin Jambor <mjambor@suse.cz>
2491 PR tree-optimization/43164
2492 PR tree-optimization/43191
2493 * tree-sra.c (type_consists_of_records_p): Reject records with
2494 zero-size bit-fields at the end.
2496 2010-03-04 Mike Stump <mikestump@comcast.net>
2498 * Makefile.in (TAGS): Remove *.y.
2500 2010-03-04 Richard Guenther <rguenther@suse.de>
2502 PR tree-optimization/40761
2503 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2505 (my_rev_post_order_compute): New function.
2506 (init_pre): Call it.
2508 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2511 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2512 decrease the cost of an IV candidate when the cost is infinite.
2514 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2516 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2517 Use '3DNow!' for the extension of that name, ensure normal space
2519 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2521 2010-03-03 Jeff Law <law@redhat.com>
2523 * PR middle-end/32693
2524 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2525 than gen_rtx_SUBREG.
2526 (extract_bit_field_1): Likewise.
2528 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2530 * doc/sourcebuild.texi (Test directives): Document that arguments
2531 include-opts and exclude-opts are now optional for dg-skip-if,
2532 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2534 2010-03-03 Jason Merrill <jason@redhat.com>
2537 * cgraph.h (varpool_node): Add extra_name field.
2538 * varpool.c (varpool_extra_name_alias): New.
2539 (varpool_assemble_decl): Emit extra name aliases.
2540 (varpool_mark_needed_node): Look past an extra name alias.
2541 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2542 * lto-streamer-in.c (lto_input_tree): Read it.
2543 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2545 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2547 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2548 (sparc*-*-solaris2*): ...this.
2550 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2553 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2554 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2555 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2556 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2559 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2560 fallthrough to default handling, just with want_address 0 instead of 2.
2561 For single element lists, add_AT_loc directly, otherwise create an
2562 artificial variable DIE and stick location list to it.
2565 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2566 (VAL_EXPR_HAS_REVERSE): Define.
2567 (reverse_op): New function.
2568 (add_stores): For reversible operations add an extra MO_VAL_USE.
2570 2010-03-02 Jason Merrill <jason@redhat.com>
2572 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2574 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2576 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2577 (sparc64-*-linux*): Likewise.
2578 (sparc64-*-solaris2*): Include assembler files before linker ones.
2579 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2580 * config/sparc/gas.h: Delete.
2581 * config/sparc/sol2-64.h: Add copyright notice.
2582 * config/sparc/sol2-gas-bi.h: Likewise.
2583 * config/sparc/sol2-gld.h: Likewise.
2584 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2585 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2586 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2587 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2588 (sparc_elf_asm_named_section): Rename into...
2589 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2591 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2593 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2595 2010-03-02 Jeff Law <law@redhat.com>
2598 * reload1.c (rtx_p, substitute_stack): Declare.
2599 (substitute): Record addresses of changed rtxs.
2600 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2601 Restore the original rtx when complete.
2602 (reload): Free subsitute_stack when complete.
2604 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2606 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2607 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2609 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2610 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2611 Torture Tests): Change from subsection to section.
2613 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2614 Steven Bosscher <steven@gcc.gnu.org>
2616 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2619 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2622 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2623 the assignment from the new induction variable to the assignment
2624 of the value from the original loop PHI function.
2626 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2627 Daniel Jacobowitz <dan@codesourcery.com>
2629 * doc/sourcebuild.texi (Test directives): Clarify options to
2632 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2634 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2635 Disable cfi directives unless GCC and gas agree on using read-only
2636 .eh_frame sections for 64-bit.
2637 * configure: Regenerate.
2639 2010-03-01 Richard Guenther <rguenther@suse.de>
2641 PR tree-optimization/43220
2642 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2643 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2645 2010-03-01 Richard Guenther <rguenther@suse.de>
2646 Martin Jambor <mjambor@suse.cz>
2649 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2650 gimplified parameters.
2652 2010-03-01 Christian Bruel <christian.bruel@st.com>
2654 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2656 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2658 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2660 2010-03-01 Richard Guenther <rguenther@suse.de>
2663 * expr.c (expand_assignment): Use the alias-oracle to tell
2664 if the rhs aliases the result decl.
2666 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2669 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2670 to sol_gt_pch_get_address.
2671 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2672 64-bit, SPARC and x86.
2673 (sol_gt_pch_get_address): New function.
2675 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2677 * toplev.h (inform_n, error_n): Declare.
2678 * diagnostic.c (inform_n, error_n): New function.
2680 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2682 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2683 has no rtl yet when processing local_decls, queue it and recheck
2684 if deferred stack allocation hasn't assigned it rtl.
2686 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2688 * config/sh/sh.c (unspec_bbr_uid): New.
2689 (gen_block_redirect): Use it instead of INSN_UID.
2690 (gen_far_branch): Likewise.
2692 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2694 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2695 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2697 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2699 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2700 (Warning Options): -Wno-conversion-null is valid for
2701 Objective-C++ as well.
2702 * doc/tm.texi (Named Address Spaces): Likewise.
2703 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2704 * doc/tree-ssa.texi (Tree SSA): Likewise.
2706 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2709 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2710 by default. Don't set the default arch for
2711 i[34567]86-*-darwin*|x86_64-*-darwin*.
2713 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2716 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2717 default. Set the default 32bit/64bit archs with $with_arch
2718 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2720 2010-02-27 Richard Guenther <rguenther@suse.de>
2722 PR tree-optimization/43186
2723 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2724 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2725 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2726 unroller iterations.
2728 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2730 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2731 required and i[34567]86-*-* targets don't support 64bit ISA.
2733 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2736 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2739 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2741 * config.gcc: Set the default arch at least to Prescott for
2742 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2743 if SSE math is enabled.
2745 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2747 * diagnostic.c (diagnostic_initialize): Update.
2748 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2750 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2751 (diagnostic_inhibit_notes): New.
2752 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2754 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2757 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2758 * doc/standards.texi: Likewise.
2759 * doc/extend.texi: Likewise.
2760 * doc/trouble.texi: Likewise.
2761 * doc/cppopts.texi: Likewise.
2762 * doc/install.texi: Likewise.
2763 * c.opt (std=c90,std=gnu90): New options.
2764 * c-opts.c (c_common_handle_option): Handle them.
2766 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2769 * c-decl.c (undeclared_variable): Use an informative note.
2771 2010-02-26 Richard Guenther <rguenther@suse.de>
2773 PR tree-optimization/43186
2774 * gimple.h (gimple_fold): Remove.
2775 * gimple.c (gimple_fold): Remove. Inline into single user ...
2776 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2777 Try harder for conditions.
2779 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2782 * function.c (used_types_insert): Don't skip through named pointer
2783 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2784 and it is different from the main variant's type.
2786 2010-02-26 Nick Clifton <nickc@redhat.com>
2788 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2790 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2792 * config.gcc: Support --with-fpmath=sse for x86.
2794 * config/i386/ssemath.h: New.
2796 * doc/install.texi (--with-fpmath=sse): Documented.
2798 2010-02-26 Richard Guenther <rguenther@suse.de>
2800 PR tree-optimization/43188
2801 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2802 vector types of over-aligned element type.
2804 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2808 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2810 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2812 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2814 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2816 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2817 * var-tracking.c: Include diagnostic.h.
2818 (debug_dv): New function.
2819 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2822 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2823 (add_value_chain, add_value_chains, remove_value_chain,
2824 remove_value_chains): Handle DEBUG_EXPRs.
2825 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2828 * regcprop.c (struct queued_debug_insn_change): New type.
2829 (struct value_data_entry): Add debug_insn_changes field.
2830 (struct value_data): Add n_debug_insn_changes field.
2831 (debug_insn_changes_pool): New variable.
2832 (free_debug_insn_changes, apply_debug_insn_changes,
2833 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2834 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2835 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2837 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2839 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2840 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2841 changes, call cprop_find_used_regs via note_stores.
2842 (copyprop_hardreg_forward): When copying vd from predecessor
2843 which has any queued DEBUG_INSN changes, make sure the pointers are
2844 cleared. At the end call df_analyze and then if there are any
2845 DEBUG_INSN changes queued at the end of some basic block for still
2846 live registers, apply them.
2847 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2849 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2851 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2854 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2856 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2857 targets. Set the default with_cpu/with_arch from arch/cpu.
2858 Allow x86-64 and native for with_cpu/with_arch.
2860 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2862 * ebitmap.c: Change calls to verify_popcount with calls to
2863 sbitmap_verify_popcount.
2864 (ebitmap_clear_bit): Fixed map->cacheindex test and
2865 map>cache update when bit clearing results in an empty
2868 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2871 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2872 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2873 and support both V2DF and V2DI modes.
2874 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2875 support both V2DF and V2DI modes.
2876 (general): Delete trailing whitespace from a few patterns.
2878 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2879 V2DF/V2DI interleave high/low builtins.
2881 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2884 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2885 interleave high/low functions.
2887 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2889 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2890 #pragma extern_prefix.
2892 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2895 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2896 BLKmode, assert op0 is a MEM and just adjust its mode.
2899 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2900 if bitpos isn't multiple of mode's bitsize.
2902 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2904 * c.opt (-ftemplate-depth=): New.
2905 (-ftemplate-depth-): Deprecate.
2906 * optc-gen.awk: Handle -ftemplate-depth=.
2907 * opth-gen.awk: Likewise.
2908 * c-opts.c (c_common_handle_option): Likewise.
2909 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2911 2010-02-24 Jason Merrill <jason@redhat.com>
2913 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2915 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2917 * cfg.c (alloc_aux_for_block): Remove inline.
2918 (alloc_aux_for_edge): Likewise.
2920 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2922 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2924 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2926 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2927 * config/i386/sol2-gas.h: New file.
2928 * config.gcc (i[34567]86-*-solaris2*): Use it.
2930 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2933 * c-typeck.c (ep_convert_and_check): New.
2934 (build_conditional_expr): Use it.
2935 (build_binary_op): Likewise.
2937 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2939 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2942 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2943 bounds even for -O+.
2944 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2945 expr needs to have DECL_NAME set.
2947 2010-02-24 Nick Clifton <nickc@redhat.com>
2949 * config/mep/mep.c: Include gimple.h.
2950 (mep_function_uses_sp): Delete unused function.
2951 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2952 parameters. Use unsigned integers to count args. Return a
2953 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2955 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2958 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2959 greater or equal to nelt instead of 2 * nelt.
2960 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2963 2010-02-23 Jason Merrill <jason@redhat.com>
2966 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2967 in cfun->local_decls even if they have register types.
2970 * stor-layout.c (place_field): Don't warn about unnecessary
2971 DECL_PACKED if the type is packed.
2973 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2976 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2977 GOTOFF relocs, even when the base reg isn't pic pointer.
2979 2010-02-23 Michael Matz <matz@suse.de>
2982 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2983 (expand_gimple_basic_block): Generate and use debug temps if there
2984 are debug uses left after the last real use of TERed ssa names.
2985 Unlink debug immediate uses when they are expanded.
2987 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2990 * config/i386/i386.c (override_options): Reorganise to provide
2991 better error messages.
2993 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2996 * graphite-scop-detection.c (create_single_exit_edge): Move
2997 the call to find_single_exit_edge to....
2998 (create_sese_edges): ...here. Don't handle multiple edges
2999 exiting the function.
3000 (build_graphite_scops): Don't handle multiple edges
3001 exiting the function.
3003 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3006 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3007 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3009 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3012 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3014 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3017 * c-typeck.c (convert_arguments): Print declaration location.
3018 * c-common.c (validate_nargs): Rename as
3019 builtin_function_validate_nargs.
3020 (check_builtin_function_arguments): Update.
3022 2010-02-22 Richard Guenther <rguenther@suse.de>
3025 * tree-inline.c (declare_return_variable): Use the type of
3026 the call stmt lhs if available.
3028 2010-02-22 Duncan Sands <baldrick@free.fr>
3030 * passes.c (register_pass): Always consider all pass lists when
3031 ref_pass_instance_number is zero.
3033 2010-02-22 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/42749
3036 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3037 parameter. Do arithmetic in the original type.
3038 (update_accumulator_with_ops): Likewise.
3039 (adjust_accumulator_values): Adjust.
3041 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3043 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3044 (QI to BLKmode splitter): New splitter.
3046 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3048 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3049 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3051 2010-02-22 Richard Guenther <rguenther@suse.de>
3053 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3055 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3057 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3058 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3059 ($(T)crti.o, $(T)crtn.o): Remove rules.
3061 2010-02-21 Tobias Burnus <burnus@net-b.de>
3064 * doc/invoke.texi (-fassociative-math): Document that this
3065 option is automatically enabled for Fortran.
3067 2010-02-20 David S. Miller <davem@davemloft.net>
3069 * configure.ac: Test if linker and assembler properly support
3070 GOTDATA_OP relocations.
3071 * configure: Rebuild.
3072 * config.in: Likewise.
3073 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3074 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3075 (movsi_high_pic): Likewise.
3076 (movdi_lo_sum_pic): Likewise.
3077 (movdi_high_pic): Likewise.
3078 (movsi_pic_gotdata_op): New pattern.
3079 (movdi_pic_gotdata_op): Likewise.
3080 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3081 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3083 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3086 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3087 attribute to ssemul.
3088 (xop_mulv2div2di3_high): Ditto.
3090 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3093 * c.opt (Wconversion-null): New option.
3094 * doc/invoke.texi (Wconversion-null): Document.
3096 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3098 * common.opt (Wlarger-than-): Add Undocumented.
3100 2010-02-19 Mike Stump <mikestump@comcast.net>
3102 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3104 2010-02-19 Jason Merrill <jason@redhat.com>
3107 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3108 * configure: Likewise.
3110 2010-02-20 Alan Modra <amodra@gmail.com>
3113 * cgraph.h (cgraph_make_decl_local): Declare.
3114 * cgraph.c (cgraph_make_decl_local): New function.
3115 (cgraph_make_node_local): Use it.
3116 * cgraphunit.c (cgraph_function_versioning): Likewise.
3117 * ipa.c (function_and_variable_visibility): Likewise.
3119 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3122 * except.c (sjlj_emit_function_enter): Don't call
3123 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3125 * rtl.h (add_reg_br_prob_note): Remove prototype.
3127 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3130 * c-common.c (conversion_warning): Remove widening conversions
3131 before checking the conversion of integers to reals.
3133 2010-02-19 Mike Stump <mikestump@comcast.net>
3136 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3139 * cgraphunit.c (process_function_and_variable_attributes): Check
3140 DECL_PRESERVE_P instead of looking up attribute "used".
3141 * ipa-pure-const.c (check_decl): Likewise.
3142 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3143 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3144 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3145 instead of attribute "used".
3146 * config/sol2-c.c (solaris_pragma_init): Likewise.
3147 (solaris_pragma_fini): Likewise.
3149 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3151 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3152 Use XCNEW instead of xcalloc.
3153 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3154 XNEW instead of xmalloc.
3155 (get_fields): Use XNEWVEC instead of xmalloc.
3158 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3159 populate vars array.
3160 (create_new_general_access): For debug stmts just reset value.
3161 (get_stmt_accesses): For accesses within debug stmts just record them
3162 using add_access_to_acc_sites instead of preventing the peeling or
3163 counting them as accesses.
3166 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3168 2010-02-19 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/42916
3171 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3174 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3176 * configure.ac: Replace all uses of changequote in macro arguments
3177 with proper quoting.
3179 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3182 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3184 2010-02-19 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/42944
3187 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3188 test for aliasing with errno.
3190 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3193 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3194 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3195 * dojump.c: Include output.h.
3196 (inv): New inline function.
3197 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3198 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3199 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3200 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3201 argument, pass it down to other calls.
3202 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3203 add REG_BR_PROB note to the conditional jump.
3204 * cfgexpand.c (add_reg_br_prob_note): Removed.
3205 (expand_gimple_cond): Don't call it, add the probability
3206 as last argument to jumpif_1/jumpifnot_1.
3207 * Makefile.in (dojump.o): Depend on output.h.
3208 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3210 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3211 * stmt.c (do_jump_if_equal): Likewise.
3212 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3213 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3214 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3216 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3217 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3218 jumpifnot_1 callers.
3219 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3221 (store_expr): Adjust jumpifnot caller.
3222 (store_constructor): Adjust jumpif caller.
3225 * gimplify.c (gimple_boolify): For __builtin_expect call
3226 gimple_boolify also on its first argument.
3228 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3230 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3232 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3233 * configure: Regenerated.
3235 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3237 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3238 lang_hooks.types_compatible_p instead of comptypes.
3240 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3242 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3243 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3244 if __prefer_thumb__ is defined.
3246 2010-02-18 Martin Jambor <mjambor@suse.cz>
3248 PR tree-optimization/43066
3249 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3250 array with zero-sized element type.
3252 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3254 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3255 rtx, allocate struct var_loc_node here and return it to the
3256 caller, and only if it is actually needed.
3257 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3258 move it earlier and return immediately if it returns NULL.
3260 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3262 * config/sparc/gas.h: New file. Restore
3263 TARGET_ASM_NAMED_SECTION to its ELF default.
3264 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3266 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3267 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3268 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3269 after sparc/sysv4.h.
3271 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3273 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3275 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3277 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3278 patterns from predicated pattern.
3280 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3283 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3284 for insn mnemonic suffix.
3286 2010-02-17 Richard Guenther <rguenther@suse.de>
3288 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3291 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3294 * caller-save.c (save_call_clobbered_regs): If BB ends with
3295 a DEBUG_INSN, move any notes in between last real insn and the last
3296 DEBUG_INSN after the last DEBUG_INSN.
3298 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3300 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3301 Fix return type. Fix argument type. Explain meaning of return value.
3303 2010-02-16 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/41043
3306 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3307 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3309 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3311 2010-02-16 Ira Rosen <irar@il.ibm.com>
3313 PR tree-optimization/43074
3314 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3315 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3316 vectorizable cycles in hybrid SLP check.
3317 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3319 2010-02-16 Richard Guenther <rguenther@suse.de>
3321 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3322 (true_dependence): If memrefs_conflict_p computes must-alias
3323 trust it. Move TBAA check after offset-based disambiguation.
3324 (canon_true_dependence): Likewise.
3326 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3328 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3329 * doc/invoke.texi: Document it.
3330 * var-tracking.c: Include toplev.h and params.h.
3331 (vt_find_locations): Return bool indicating success. Compute
3332 hash sizes unconditionally. Check new parameter, report.
3333 (variable_tracking_main_1): Check vt_find_locations results and
3334 retry. Renamed from...
3335 (variable_tracking_main): ... this. New wrapper to preserve
3336 flag_var_tracking_assignments.
3337 * Makefile.in (var-tracking.o): Adjust dependencies.
3339 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3340 Jakub Jelinek <jakub@redhat.com>
3343 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3344 if weak_import attribute is present.
3345 * config/darwin.c (machopic_select_section): Likewise.
3347 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3349 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3350 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3351 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3352 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3354 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3357 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3360 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3361 Rewrite text to refer to the names.
3363 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3365 * config/i386/i386-builtin-types.def
3366 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3367 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3368 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3369 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3370 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3371 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3372 IX86_BUILTIN_VPERMIL2PS256.
3373 (MULTI_ARG_4_DF2_DI_I): Defined.
3374 (MULTI_ARG_4_DF2_DI_I1): Defined.
3375 (MULTI_ARG_4_SF2_SI_I): Defined.
3376 (MULTI_ARG_4_SF2_SI_I1): Defined.
3377 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3378 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3379 __builtin_ia32_vpermil2ps256.
3380 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3381 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3382 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3383 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3384 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3385 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3386 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3387 CODE_FOR_xop_vpermil2v8sf3.
3388 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3389 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3390 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3391 (_mm256_permute2_pd): New.
3392 (_mm_permute2_ps): New.
3393 (_mm256_permute2_ps): New.
3395 2010-02-15 Nick Clifton <nickc@redhat.com>
3397 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3398 boolean parameters. Use emit_jump_insn when emitting a pop
3399 instruction containing a return insn.
3400 (push): Use 'true' rather than '1' as second parameter to F.
3401 (h8300_expand_prologue): Likewise.
3402 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3403 (h8300_expand_epilogue): Likewise.
3405 2010-02-15 Richard Guenther <rguenther@suse.de>
3408 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3411 2010-02-15 Nick Clifton <nickc@redhat.com>
3413 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3416 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3418 * intl.c (fake_ngettext): New function.
3419 * intl.h (fake_ngettext): Declare.
3420 (ngettext): Define macro.
3421 * collect2.c (notice_translated): New function.
3422 (main): Use notice_translated and ngettext.
3423 * collect2.h (notice_translated): Declare.
3425 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3427 * reorg.c (delete_computation): Comment fixes.
3428 * caller-save.c (setup_save_areas): Idem.
3429 * sel-sched-dump.c (dump_lv_set): Idem.
3432 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3434 * config/s390/s390.c (s390_sched_init): New function.
3435 (TARGET_SCHED_INIT): Target hook defined.
3437 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3438 Jack Howarth <howarth@bromo.med.uc.edu>
3439 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3442 Partial revert of unintended change in fix for PR41605.
3443 * config/darwin.h: Fix typo.
3444 * config/darwin9.h: Same.
3446 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3448 * c-pch.c (pch_init): Clear v.
3450 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3453 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3454 graphite_can_represent_init for MULT_EXPR.
3456 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3460 * graphite-sese-to-poly.c (remove_phi): New.
3461 (translate_scalar_reduction_to_array): Call remove_phi.
3463 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3466 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3467 * graphite-clast-to-gimple.h (gloog): Update declaration.
3468 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3469 * graphite-poly.h (struct poly_bb): Add missing comments.
3470 (struct scop): Add poly_scop_p field.
3472 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3473 * graphite.c (graphite_transform_loops): Build the polyhedral
3474 representation for each scop before code generation.
3475 * sese.c (rename_variables_in_operand): Removed.
3476 (rename_variables_in_expr): Return the renamed expression.
3477 (rename_sese_parameters): New.
3478 * sese.h (rename_sese_parameters): Declared.
3480 2010-02-11 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/42998
3483 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3484 POINTER_PLUS_EXPR properly.
3486 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3487 Changpeng Fang <changpeng.fang@amd.com>
3490 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3491 the cost of an IV candidate when the IV is used in a test against zero.
3493 * gcc.dg/tree-ssa/ivopts-3.c: New.
3495 2010-02-11 Richard Guenther <rguenther@suse.de>
3498 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3499 pointer-vs-decl case by swapping refs. Handle some cases
3500 of pointer-vs-decl disambiguations more conservatively.
3501 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3502 to false after expanding.
3504 2010-02-11 Richard Guenther <rguenther@suse.de>
3507 * gcc.c (process_command): Handle LTO file@offset case more
3510 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3512 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3513 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3515 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3517 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3518 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3519 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3520 Optimize eq/ne comparisons when both arguments are known to be
3522 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3523 Don't mask operands unnecessarily if they are known to be already
3526 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3528 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3531 2010-02-10 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/43017
3534 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3535 for wrapping signed arithmetic.
3537 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3540 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3541 if no debug info should be emitted for it.
3543 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3545 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3546 note when flag_exceptions is set.
3548 2010-02-10 Duncan Sands <baldrick@free.fr>
3550 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3552 2010-02-10 Richard Guenther <rguenther@suse.de>
3555 * tree.c (get_unwidened): Handle constants.
3556 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3558 2010-02-10 Martin Jambor <mjambor@suse.cz>
3561 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3562 check for variable argument counts independently.
3564 2010-02-10 Christian Bruel <christian.bruel@st.com>
3567 * config/sh/sh.c (find_barrier): Increase length for non delayed
3568 conditional branches.
3570 2010-02-10 Christian Bruel <christian.bruel@st.com>
3572 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3574 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3576 * builtins.c (set_builtin_user_assembler_name): Also handle
3577 ffs if int is smaller than word.
3579 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3582 * ira-conflicts.c (get_dup): Remove.
3583 (process_reg_shuffles): Add new parameter. Use it as an
3584 additional guard for copy generation.
3585 (add_insn_allocno_copies): Rewrite.
3587 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3589 * common.opt (fsched2-use-traces): Preserved for backward
3591 * doc/invoke.texi: Remove the documentation about option
3592 -fsched2-use-traces.
3593 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3594 flag_sched2_use_traces.
3595 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3596 the backward compatibility flag section.
3598 2010-02-09 Richard Guenther <rguenther@suse.de>
3600 PR tree-optimization/43008
3601 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3602 make HEAP variables initialized from global memory if they
3603 are not known builtin functions.
3604 (find_func_aliases): Adjust.
3606 2010-02-09 Richard Guenther <rguenther@suse.de>
3608 PR tree-optimization/43000
3609 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3610 arithmetic manually.
3612 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3614 PR tree-optimization/42931
3615 * tree-loop-linear.c (try_interchange_loops): Don't call
3616 double_int_mul if estimated_loop_iterations failed.
3618 2010-02-08 Martin Jambor <mjambor@suse.cz>
3621 * tree-sra.c (build_accesses_from_assign): Do not mark in
3622 should_scalarize_away_bitmap if stmt has volatile ops.
3623 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3626 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3628 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3630 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3632 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3635 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3638 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3640 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3643 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3644 to unknown_dependence.
3645 (graphite_legal_transform_dr): Handle the unknown_dependence.
3646 (graphite_carried_dependence_level_k): Same.
3648 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3650 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3652 2010-02-07 Richard Guenther <rguenther@suse.de>
3655 * expr.c (get_inner_reference): Always initialize *pbitsize.
3657 2010-02-07 Richard Guenther <rguenther@suse.de>
3660 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3661 new ARRAY_REFs on variable size element or minimal index arrays.
3663 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3664 gimple_fold_indirect_ref.
3666 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3669 * arm.c (arm_override_options): Just return if the user has specified
3670 an invalid fpu name.
3672 2010-02-03 Jason Merrill <jason@redhat.com>
3675 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3676 i386_pe_maybe_record_exported_symbol.
3678 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3681 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3682 (pa_delegitimize_address): New function.
3684 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3686 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3687 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3689 2010-02-05 Richard Guenther <rguenther@suse.de>
3692 * lto-streamer-in.c (get_resolution): Deal with references
3693 to undefined functions.
3695 2010-02-05 Richard Guenther <rguenther@suse.de>
3697 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3698 (fold_const_aggregate_ref): Likewise.
3699 (ccp_fold_stmt): Substitute loads.
3700 (maybe_fold_reference): Verify types before substituting.
3702 (fold_gimple_assign): Unshare properly.
3703 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3705 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3707 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3708 for rs6000_gen_cell_microcode.
3710 2010-02-04 Richard Guenther <rguenther@suse.de>
3712 PR rtl-optimization/42952
3713 * dse.c (const_or_frame_p): Remove MEM handling.
3715 2010-02-04 Nick Clifton <nickc@redhat.com>
3717 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3718 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3719 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3720 (mn10300_asm_output_mi_thunk): New function.
3721 (mn10300_can_output_mu_thunk): New function.
3722 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3723 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3724 (FUNCTION_ARG): Delete incorrect comment.
3726 2010-02-03 Jason Merrill <jason@redhat.com>
3729 * fold-const.c (operand_equal_p): Handle erroneous types.
3731 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3733 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3735 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3737 PR rtl-optimization/42941
3738 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3741 2010-02-03 Jason Merrill <jason@redhat.com>
3744 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3746 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3749 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3750 (cselib_reset_table): Renamed from...
3751 (cselib_reset_table_with_next_value): ... this.
3752 (cselib_get_next_uid): Renamed from...
3753 (cselib_get_next_unknown_value): ... this.
3754 * cselib.c (next_uid): Renamed from...
3755 (next_unknown_value): ... this.
3756 (cselib_clear_table): Adjust.
3757 (cselib_reset_table): Adjust. Renamed from...
3758 (cselib_reset_table_with_next_value): ... this.
3759 (cselib_get_next_uid): Adjust. Renamed from...
3760 (cselib_get_next_unknown_value): ... this.
3761 (get_value_hash): Use hash.
3762 (cselib_hash_rtx): Likewise.
3763 (new_cselib_val): Adjust. Set and dump uid.
3764 (cselib_lookup_mem): Pass next_uid as hash.
3765 (cselib_subst_to_values): Likewise.
3766 (cselib_log_lookup): Dump uid.
3767 (cselib_lookup): Pass next_uid as hash. Adjust.
3768 (cselib_process_insn): Adjust.
3769 (cselib_init): Initialize next_uid.
3770 (cselib_finish): Adjust.
3771 (dump_cselib_table): Likewise.
3772 * dse.c (canon_address): Dump value uid.
3773 * print-rtl.c (print_rtx): Print value uid.
3774 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3776 (dv_uid): New function, sort of renamed from...
3777 (dv_htab_hash): ... this, reimplemented in terms of it and...
3778 (dv_uid2hash): ... this. New.
3779 (variable_htab_eq): Drop excess assertions.
3780 (tie_break_pointers): Removed.
3781 (canon_value_cmp): Compare uids.
3782 (variable_post_merge_New_vals): Print uids.
3783 (vt_add_function_parameters): Adjust.
3784 (vt_initialize): Reset table. Adjust.
3786 2010-02-03 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/42944
3789 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3790 (call_may_clobber_ref_p_1): Likewise. Properly handle
3791 malloc and calloc clobbering errno.
3793 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3795 * doc/invoke.texi: Fix name of sched1 dump.
3797 * opts.c (decode_options): Set flag_tree_switch_conversion
3798 only conditionally on optimize >= 2.
3800 * gcse.c: Assorted comment fixes in pass description.
3802 2010-02-03 Anthony Green <green@moxielogic.com>
3804 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3805 nop padding in order to maintain alignment of storage location of
3806 target function address.
3807 (moxie_trampoline_init): Store target function address at newly
3809 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3811 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3813 2010-02-03 Richard Guenther <rguenther@suse.de>
3816 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3818 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3820 * config.gcc: Reenable check for obsolete targets.
3821 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3822 mips-sgi-irix6.[0-4]*.
3824 2010-02-02 Nick Clifton <nickc@redhat.com>
3826 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3827 constant size of 4 as being the same as 0.
3828 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3829 can take values in the range 0..4.
3831 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3834 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3835 as _darwin10_Unwind_FindEnclosingFunction().
3836 * libgcc-libsystem.ver: New.
3838 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3841 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3842 implicitly set registers.
3844 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3846 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3847 (arm_override_options): Allow automatic selection of the thread
3848 pointer register if thumb2.
3849 (legitimize_pic_address): Improve code sequences for Thumb2.
3850 (arm_call_tls_get_addr): Likewise.
3851 (legitimize_tls_address): Likewise.
3852 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3853 (pic_load_addr_32bit): ... this. New named pattern.
3854 * thumb2.md (pic_load_addr_thumb2): Delete.
3855 (pic_load_dot_plus_four): Delete.
3856 (tls_load_dot_plus_four): New named pattern.
3858 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3861 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3862 Document fix for TLS bug.
3864 2010-01-31 Richard Guenther <rguenther@suse.de>
3866 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3867 conservatively correct.
3869 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3873 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3875 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3877 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3879 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3881 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3883 * config.gcc: Adjust order of makefile fragments for mingw targets.
3885 2010-01-31 Richard Guenther <rguenther@suse.de>
3888 * gimplify.c (gimplify_init_constructor): For volatile LHS
3889 initialize a temporary.
3891 2010-01-31 Matthias Klose <doko@ubuntu.com>
3893 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3895 * configure: Regenerate.
3897 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3899 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3900 the same alias set and their sizes different constantness.
3901 (aliasing_component_refs_p): Revert 2009-10-24 change.
3903 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3905 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3908 2010-01-29 Richard Guenther <rguenther@suse.de>
3910 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3911 Assert we successfully updated the call.
3913 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3915 PR rtl-optimization/42889
3916 * df.h (df_set_bb_dirty_nonlr): New prototype.
3917 * df-core.c (df_set_bb_dirty_nonlr): New function.
3918 * df-scan.c (df_insn_rescan): Call it instead of
3919 df_set_bb_dirty for DEBUG_INSNs.
3921 2010-01-29 Richard Guenther <rguenther@suse.de>
3924 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3925 quadratic behavior in most cases.
3927 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3931 in the call to gen_x86_movsicc_0_m1.
3933 2010-01-28 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/42871
3936 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3938 2010-01-28 Richard Guenther <rguenther@suse.de>
3940 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3941 into call arguments.
3943 2010-01-28 Richard Guenther <rguenther@suse.de>
3946 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3947 the forwarder if the destination is an EH landing pad.
3949 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3951 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3952 block list passed to gimple_duplicate_sese_tail.
3953 (parallelize_loops): Avoid parallelization when the function
3955 Avoid parallelization when the preheader is IRREDUCIBLE.
3956 Try to optimize when estimated_loop_iterations_int is unresolved.
3957 Add the loop's location to the dump file.
3958 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3959 (gimple_duplicate_sese_tail): Remove the check for the latch.
3960 Redirect nexits to the exit block.
3961 Remove handling of the incoming edges to the latch.
3962 Redirect the backedge from the copied latch to the exit bb.
3964 2010-01-28 Michael Matz <matz@suse.de>
3967 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3968 Wrap force_reg into a sequence, emit it before user.
3970 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3972 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3974 (arm_legacy_rev): Likewise.
3975 (thumb_legacy_rev): Likewise.
3977 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3979 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3980 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3981 on MEM's address failed, try avoid_constant_pool_reference and
3982 recurse if it returned something different.
3983 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3984 address, try avoid_constant_pool_reference and recurse if it
3985 returned something different.
3986 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3987 address and avoid_constant_pool_reference returned something
3988 different, don't set have_address.
3990 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3993 * var-tracking.c (val_store): Add modified argument, obey it.
3995 (count_uses): Move down logging of main.
3996 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3997 don't need resolution.
3998 (emit_notes_in_bb): Likewise.
4000 2010-01-27 Richard Guenther <rguenther@suse.de>
4003 * tree-inline.c (remap_decl): Delay remapping of SSA name
4004 default definitions until we need them.
4006 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4008 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4009 (rs6000_delegitimize_address): New function.
4011 * config/s390/s390.c (s390_delegitimize_address): Call
4012 delegitimize_mem_from_attrs.
4015 * tree-inline.c (cannot_copy_type_1): Removed.
4016 (copy_forbidden): Don't forbid copying of functions containing
4017 records/unions with variable length fields.
4019 2010-01-27 Christian Bruel <christian.bruel@st.com>
4023 * config/sh/sh.c (find_barrier): Increase length for non delayed
4024 conditional branches.
4026 2010-01-27 Matthias Klose <doko@ubuntu.com>
4028 * configure.ac (gnu-unique-object): Fix ldd version check.
4029 * configure: Regenerate.
4031 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4033 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4035 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4036 Test for HAVE_GNU_AS value.
4038 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4040 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4041 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4042 INT64_TYPE): Define.
4043 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4044 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4045 INT_LEAST64_TYPE): Define.
4046 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4047 UINT_LEAST64_TYPE): Define.
4048 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4049 INT_FAST64_TYPE): Define.
4050 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4051 UINT_FAST64_TYPE): Define.
4052 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4053 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4054 (SIG_ATOMIC_TYPE): Define.
4056 2010-01-26 Richard Guenther <rguenther@suse.de>
4058 * df-scan.c (df_scan_set_bb_info): Remove assert.
4059 (df_insn_rescan_debug_internal): Merge asserts.
4060 (df_install_ref): Likewise.
4061 (df_mark_reg): Use bitmap_set_range.
4062 (df_hard_reg_used_p): Remove assert.
4063 (df_hard_reg_used_count): Likewise.
4065 2010-01-26 Richard Guenther <rguenther@suse.de>
4067 PR rtl-optimization/42685
4068 * web.c (web_main): Ignore DEBUG_INSNs.
4070 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4072 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4074 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4075 Fix types of fndecl and arglist parameters.
4077 2010-01-26 Richard Guenther <rguenther@suse.de>
4080 * tree-eh.c (unsplit_eh): Skip debug insns.
4082 2010-01-26 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/42250
4085 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4087 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4090 * omp-low.c (expand_omp_sections): Only use single_pred if
4091 l2_bb is single_pred_p.
4093 2010-01-25 Christian Bruel <christian.bruel@st.com>
4096 * config/sh/sh.c (find_barrier): Increase length for non delayed
4097 conditional branches.
4098 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4100 2010-01-24 David S. Miller <davem@davemloft.net>
4102 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4103 define if not using GAS.
4104 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4105 Likewise. Delete SECTION_MERGE code, which is only applicable
4108 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4111 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4112 mangling of va_list in system headers.
4114 2010-01-23 Toon Moene <toon@moene.org>
4116 * tree-predcom.c (combine_chains): Return NULL, not false.
4118 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4120 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4121 initialization of variable res to agree with return type.
4123 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4125 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4126 * tree-sra.c: Add include of expr.h.
4128 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4130 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4131 insert the debug stmt on the single non-EH edge from the stmt.
4133 2010-01-22 Richard Henderson <rth@redhat.com>
4136 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4137 the RHS until after generate_subtree_copies has insertted its
4138 code before the current statement.
4140 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4142 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4144 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4146 2010-01-21 Martin Jambor <mjambor@suse.cz>
4148 PR tree-optimization/42585
4149 * tree-sra.c (struct access): New field grp_total_scalarization.
4150 (dump_access): Dump the new field.
4151 (should_scalarize_away_bitmap): New variable.
4152 (cannot_scalarize_away_bitmap): Likewise.
4153 (sra_initialize): Allocate new bitmaps.
4154 (sra_deinitialize): Free new bitmaps.
4155 (create_access_1): New function.
4156 (create_access): Parts moved to create_access_1.
4157 (type_consists_of_records_p): New function.
4158 (completely_scalarize_record): Likewise.
4159 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4160 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4161 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4163 (analyze_all_variable_accesses): Completely scalarize small eligible
4166 2010-01-21 Martin Jambor <mjambor@suse.cz>
4168 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4170 2010-01-21 Andrew Haley <aph@redhat.com>
4172 * gcc.c (process_command): Move lang_specific_driver before
4173 setting cc_libexec_prefix.
4175 2010-01-21 Richard Guenther <rguenther@suse.de>
4178 * fold-const.c (negate_expr_p): Pretend only negative
4179 real constants are easily negatable.
4181 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4182 Jason Merrill <jason@redhat.com>
4184 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4185 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4186 * calls.c (initialize argument_information): Handle it.
4187 * c-common.c (handle_transparent_union_attribute): Use new name.
4188 * c-decl.c (finish_struct): Ditto.
4189 * c-typeck.c (type_lists_compatible_p): Ditto.
4190 (convert_for_assignment): Use new name and also handle record.
4191 * function.c (aggregate_value_p): Handle it.
4192 (pass_by_reference): Ditto.
4193 (assign_parm_data_types): Ditto.
4194 * print-tree.c (print_node): Ditto.
4195 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4196 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4197 * tree.c (first_field): New fn.
4199 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4202 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4203 even when linking statically, for now.
4205 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4208 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4209 without a cselib val.
4210 (count_uses): Accept MO_VAL_SET with no val on stores.
4211 (add_stores): Likewise.
4213 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4215 * var-tracking.c (check_value_val): Add a compile time assertion.
4216 (dv_is_decl_p): Simplify.
4217 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4218 gcc_assert if ENABLE_CHECKING.
4220 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4223 * var-tracking.c: Include tree-flow.h.
4224 (mem_dies_at_call): New.
4225 (dataflow_set_preserve_mem_locs): Use it.
4226 (dataflow_set_remove_mem_locs): Likewise.
4227 (dump_var): Renamed from dump_variable. Adjust all callers.
4228 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4229 * Makefile.in (var-tracking.o): Adjust deps.
4231 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4233 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4235 2010-01-20 Richard Guenther <rguenther@suse.de>
4237 PR tree-optimization/42717
4238 * tree-ssa-dce.c (get_live_post_dom): Remove.
4239 (forward_edge_to_pdom): Take an arbitrary edge to copy
4240 degenerate PHI args from.
4241 (remove_dead_stmt): Use the first post-dominator even if it
4242 does not contain live statements as redirection destination.
4244 2010-01-20 Richard Guenther <rguenther@suse.de>
4246 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4248 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4250 * sel-sched.c (create_speculation_check): Remove set but not used
4252 (try_transformation_cache): Remove set but not used variable ds.
4253 (calculate_privileged_insns): Remove set but not used variables
4254 cur_insn and min_spec_insn.
4255 (find_best_expr): Remove set but not used variable avail_n.
4256 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4258 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4260 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4261 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4264 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4267 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4268 cpu types. Add support for *-sse3 cpu types.
4269 (x86_64-*-*): Ditto.
4271 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4274 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4275 argument, call initializer_constant_valid_p_1 instead of
4276 initializer_constant_valid_p, pass CACHE to it, return NULL
4277 immediately if first call returns NULL.
4278 (initializer_constant_valid_p_1): New function.
4279 (initializer_constant_valid_p): Use it.
4281 2010-01-20 Thomas Quinot <quinot@adacore.com>
4283 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4285 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4287 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4288 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4289 (loc_list_from_tree): Don't handle unsigned division. Handle
4290 signed modulo using DW_OP_{over,over,div,mul,minus}.
4291 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4292 modulo instead of signed.
4294 2010-01-20 DJ Delorie <dj@redhat.com>
4296 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4298 (h8300_emit_stack_adjustment): Propogate it.
4300 (h8300_expand_prologue): Likewise.
4301 (h8300_expand_epilogue): Likewise.
4303 2010-01-19 Michael Matz <matz@suse.de>
4305 PR tree-optimization/41783
4306 * tree-data-ref.c (toplevel): Include flags.h.
4307 (dump_data_dependence_relation): Also dump the inputs if the
4308 result will be unknown.
4309 (split_constant_offset_1): Look through some conversions.
4310 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4311 the offset from last element is too large.
4312 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4313 (reassociate_to_the_same_stmt): Handle vector registers.
4314 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4316 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4317 wide_prolog_niters argument, emit widening instructions.
4318 (vect_do_peeling_for_alignment): Adjust caller, use widened
4319 variant of the iteration cound.
4320 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4322 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4325 * config/arm/neon-testgen.m (emit_automatics): New parameter
4326 features. Adjust for Fixed_return_reg feature.
4327 (test_intrinsic): Call emit_automatics with new feature.
4328 * config/arm/neon.ml: Update copyright years.
4329 (features): New Fixed_return_reg feature.
4330 (ops): Update feature for Vget_low.
4332 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4334 PR tree-optimization/42719
4335 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4339 * fwprop.c (all_uses_available_at): Return false if def_set dest
4340 is a REG that is used in def_insn.
4342 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4344 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4346 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4349 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4351 * target.h (struct gcc_target) <secondary_reload>: Change type
4352 of last argument to secondary_reload_info *.
4354 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4357 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4358 memory references with unaligned offsets. Remove CQImode handling.
4359 (unaligned_memory_operand): Return 1 for memory references with
4360 unaligned offsets. Remove CQImode handling.
4362 2010-01-18 Richard Guenther <rguenther@suse.de>
4365 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4368 2010-01-18 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/42781
4371 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4372 restrict processing only if the original variable was artificial.
4374 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4376 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4377 find number of popped argument bytes.
4379 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4380 Fix the text that describes the return value for invalid insns.
4382 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4384 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4385 Clarify what 'cost of the -dependence' is. Fix quoting.
4387 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4388 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4390 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4392 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4393 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4395 2010-01-17 Richard Guenther <rguenther@suse.de>
4398 * function.c (split_complex_args): Take a VEC to modify.
4399 (assign_parms_augmented_arg_list): Build a VEC instead of
4400 a chain of PARM_DECLs.
4401 (assign_parms_unsplit_complex): Take a VEC of arguments.
4402 Do not fixup unmodified parms.
4403 (assign_parms): Deal with the VEC.
4404 (gimplify_parameters): Likewise.
4406 2010-01-17 Richard Guenther <rguenther@suse.de>
4408 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4409 node existence check.
4410 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4411 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4412 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4413 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4414 (gimple_execute_on_growing_pred): Likewise.
4416 2010-01-17 Richard Guenther <rguenther@suse.de>
4418 PR tree-optimization/42773
4419 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4420 (compute_antic_aux): Likewise.
4421 (compute_partial_antic_aux): Likewise.
4423 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4426 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4429 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4431 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4434 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4435 Fix markup for strict argument.
4437 (TARGET_SCHED_REORDER2): Fix argument types.
4439 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4440 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4442 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4443 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4445 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4448 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4449 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4450 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4451 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4452 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4454 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4456 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4458 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4459 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4461 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4463 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4466 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4468 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4469 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4471 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4473 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4475 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4476 referring to it. Fix language.
4478 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4480 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4482 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4484 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4486 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4487 '@var{stream}. Remove stray 'and'.
4489 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4491 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4493 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4495 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4496 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4498 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4499 Fix description of return value.
4500 Rename argument "sz" to "len."
4502 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4503 Clarify meaning of 'true' return value.
4505 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4507 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4508 rep_mode versus mode_rep.
4510 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4512 (TARGET_BUILTIN_DECL): Fix name.
4514 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4516 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4518 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4520 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4522 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4524 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4527 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4528 Rename argument tm_fn to md_fn.
4530 (TARGET_OPTION_PRINT): Fix argument list.
4532 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4535 * config/i386/i386.c (ix86_fixup_binary_operands):
4536 Revert FMA4 fixup of operands.
4538 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4541 * Makefile.in (write_entries_to_file, install-plugin):
4542 Use \012 instead of \n with tr.
4544 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4546 * configure.ac (HAVE_AS_REF): New C macro.
4547 * configure: Regenerate.
4548 * config.in: Likewise.
4549 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4551 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4554 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4556 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4558 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4560 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4562 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4564 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4566 (TARGET_BINDS_LOCAL_P): Fix argument type.
4568 (TARGET_ASM_FILE_END): Use prototype.
4570 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4572 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4574 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4576 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4578 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4579 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4581 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4582 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4584 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4585 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4586 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4587 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4589 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4591 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4593 (TARGET_INIT_BUILTINS): Use prototype.
4595 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4596 Put 'const char *' in braces. Fix parameter types.
4597 (TARGET_INVALID_CONVERSION): Fix parameter types.
4598 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4599 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4601 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4604 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4606 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4608 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4610 * doc/tm.texi (TARGET_HELP): Fix return type.
4612 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4613 in braces. Fix argument types.
4615 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4617 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4619 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4621 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4622 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4624 (TARGET_MANGLE_TYPE): Fix argument types.
4626 (TARGET_IRA_COVER_CLASSES): Use prototype.
4628 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4630 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4632 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4634 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4636 (TARGET_CALLEE_COPIES): Fix argument types.
4638 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4640 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4642 (TARGET_FUNCTION_VALUE): Fix argument types.
4644 (TARGET_RETURN_IN_MSB): Fix argument type.
4646 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4648 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4650 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4652 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4653 agree with return type.
4655 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4657 2010-01-15 Jing Yu <jingyu@google.com>
4659 PR rtl-optimization/42691
4660 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4661 a pseudo to a constant and are merged, and adjust comments.
4663 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4665 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4667 2010-01-15 Richard Guenther <rguenther@suse.de>
4670 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4671 labels of computed or non-local gotos to the destination.
4672 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4673 landing pad label is the first label.
4675 2010-01-15 Richard Guenther <rguenther@suse.de>
4677 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4679 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4682 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4683 to allow generation of the xssqrtdp instruction on power7.
4684 (sqrtdf2_fpr): Ditto.
4686 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4689 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4690 functions with noreturn attribute.
4693 * varasm.c (declare_weak): Add weak attribute to decl if it
4694 doesn't have one already.
4695 (assemble_external): Only add decls to weak_decls if they also
4696 have weak attribute.
4698 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4700 * var-tracking.c (var_reg_delete): Don't delete the association
4701 between REGs and values or one-part variables if the register
4704 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4707 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4708 because its first operand is a non-localized variable.
4710 2010-01-14 Martin Jambor <mjambor@suse.cz>
4712 PR tree-optimization/42706
4713 * tree-sra.c (encountered_recursive_call): New variable.
4714 (encountered_unchangable_recursive_call): Likewise.
4715 (sra_initialize): Initialize both new variables.
4716 (callsite_has_enough_arguments_p): New function.
4717 (scan_function): Call decl and flags check only for IPA-SRA, check
4718 whether there is a recursive call and whether it has enough arguments.
4719 (all_callers_have_enough_arguments_p): New function.
4720 (convert_callers): Look for recursive calls only when
4721 encountered_recursive_call is set.
4722 (ipa_early_sra): Bail out either if
4723 !all_callers_have_enough_arguments_p or
4724 encountered_unchangable_recursive_call.
4726 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4728 * sel-sched.c: Add 2010 to copyright years.
4729 * sel-sched-ir.c: Likewise.
4730 * sel-sched-ir.h: Likewise.
4732 2010-01-14 Martin Jambor <mjambor@suse.cz>
4734 PR tree-optimization/42714
4735 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4736 constructors specially.
4738 2010-01-14 Andi Kleen <ak@linux.intel.com>
4740 * config/i386/drivers-i386.c (detect_caches_intel):
4741 Add l2sizekb parameter and fill in.
4742 (host_detect_local_cpu): Add l2sizekb, fill in.
4743 Add Atom small cache heuristic.
4745 2010-01-14 Andi Kleen <ak@linux.intel.com>
4747 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4748 Add level3 parameter and fill in.
4749 (detect_caches_intel): Handle level3 cache.
4751 2010-01-14 Andi Kleen <ak@linux.intel.com>
4753 * config/i386/drivers-i386.c (host_detect_local_cpu):
4754 Fix core duo detection.
4756 2010-01-14 Andi Kleen <ak@linux.intel.com>
4758 * config/i386/drivers-i386.c (host_detect_local_cpu):
4761 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4763 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4764 (rs6000_variable_issue_1): this. Use...
4765 (rs6000_variable_issue): here. Reimplement. Print debug info.
4767 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4769 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4770 sel_restore_notes. Update all callers. Call reemit_notes
4773 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4775 PR rtl-optimization/42246
4776 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4779 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4781 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4782 all successors is the same as number of successors in current region.
4784 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4786 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4787 to rename is not separable. Otherwise check that its LHS is not NULL.
4789 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4791 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4793 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4795 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4796 available registers when failed to discover LHS register class.
4797 Fix indentation. Update comment.
4799 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4800 Alexander Monakov <amonakov@ispras.ru>
4802 PR rtl-optimization/42389
4803 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4805 (advance_state_on_fence): Likewise.
4806 (sel_target_adjust_priority): Print debug output only when
4807 sched_verbose >= 4, not 2.
4808 (get_expr_cost): Do not issue all unique insns on the next cycle.
4809 (fill_insns): Initialize can_issue_more from the value saved
4811 * sel-sched-ir.c (flist_add): New parameter issue_more.
4812 Init FENCE_ISSUE_MORE with it.
4813 (merge_fences): Likewise.
4814 (init_fences): Update call to flist_add.
4815 (add_to_fences, add_clean_fence_to_fences)
4816 (add_dirty_fence_to_fences): Likewise.
4817 (move_fence_to_fences): Update call to merge_fences.
4818 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4820 * sel-sched-ir.h (struct _fence): New field issue_more.
4821 (FENCE_ISSUE_MORE): New accessor macro.
4823 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4825 PR rtl-optimization/42388
4826 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4827 that have no predecessors nor successors. Do not call move_bb_info
4828 for empty blocks outside of current region.
4830 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4832 PR rtl-optimization/42294
4833 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4834 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4835 originators' originators.
4837 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4839 PR rtl-optimization/39453
4840 PR rtl-optimization/42246
4841 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4843 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4845 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4846 Alexander Monakov <amonakov@ispras.ru>
4849 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4850 (maybe_tidy_empty_bb): ... here. Make static. Add new
4851 argument. Update all callers.
4852 (tidy_control_flow): ... and here. Recompute topological order
4853 of basic blocks in region if necessary.
4854 (sel_redirect_edge_and_branch): Change return type. Return true
4855 if topological order might have been invalidated.
4856 (purge_empty_blocks): Export and move from...
4857 * sel-sched.c (purge_empty_blocks): ... here.
4858 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4859 (maybe_tidy_empty_bb): Delete prototype.
4860 (purge_empty_blocks): Declare.
4862 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4864 PR rtl-optimization/42249
4865 * sel-sched.c (try_replace_dest_reg): When chosen register
4866 and original register is the same, do not bail out early, but
4867 still check all original insns for validity of replacing destination
4868 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4871 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4874 Port from no-undefined-overflow branch:
4875 2009-03-09 Richard Guenther <rguenther@suse.de>
4877 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4879 2010-01-14 Richard Guenther <rguenther@suse.de>
4882 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4884 2010-01-14 Ira Rosen <irar@il.ibm.com>
4886 PR tree-optimization/42709
4887 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4888 as scalar type in creation of constant vector operand.
4890 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4893 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4894 (check-parallel-%): Match `testsuite' directory component only
4897 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4899 PR translation/39521
4900 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4903 2010-01-13 Richard Guenther <rguenther@suse.de>
4905 PR tree-optimization/42730
4906 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4909 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4912 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4913 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4916 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4918 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4919 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4920 ___umulsi3_highpart.
4922 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4923 rather than schedule_insns if the pass is enabled.
4925 2010-01-13 Martin Jambor <mjambor@suse.cz>
4927 PR tree-optimization/42704
4928 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4931 2010-01-13 Martin Jambor <mjambor@suse.cz>
4933 PR tree-optimization/42703
4934 * tree-sra.c (analyze_access_subtree): Check that we can build a
4935 reference to the original data within the aggregate.
4937 2010-01-13 Richard Guenther <rguenther@suse.de>
4939 PR tree-optimization/42705
4940 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4942 2010-01-13 Richard Guenther <rguenther@suse.de>
4945 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4947 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4950 * var-tracking.c (values_to_unmark): New variable.
4951 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4952 values_to_unmark vector. Moved body to...
4953 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4954 instead queue it into values_to_unmark vector.
4955 (vt_find_locations): Free values_to_unmark vector.
4957 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4959 * config/s390/s390.c (override_options): Set
4960 default of max-pending-list-length to 256
4962 2010-01-13 Richard Guenther <rguenther@suse.de>
4965 * tree-pass.h (PROP_gimple_lcx): New.
4966 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4967 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4968 before the final cleanup_eh.
4969 (dump_properties): Dump PROP_gimple_lcx.
4970 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4971 (tree_lower_complex_O0): Remove.
4972 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4973 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4974 tree_lower_complex, schedule TODO_update_ssa.
4975 * lto-streamer-out.c (output_function): Stream the functions
4977 * lto-streamer-in.c (input_function): Likewise.
4978 (lto_read_body): Do not override them here.
4980 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4983 * c-typeck.c (build_c_cast): Fold value cast to union type before
4984 wrapping it in a CONSTRUCTOR.
4986 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4988 PR rtl-optimization/42699
4989 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4992 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4994 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4995 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4996 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4997 SUBTARGET_WARN_UNUSED_SPEC): ... here
4998 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5000 2010-01-12 Julian Brown <julian@codesourcery.com>
5002 * config/arm/neon-schedgen.ml (Utils): Don't try to
5003 open missing module.
5004 (find_with_result): New.
5006 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5009 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5010 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5012 PR tree-optimization/42645
5013 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5014 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5015 decl_map, set processing_debug_stmt to -1 and return name without
5018 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5020 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5021 binutils version, and reword target configuration description.
5023 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5025 * config/avr/avr.h (LINKER_NAME): Remove.
5027 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5030 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5031 that support VSX, warn for -mno-altivec if vsx is not disabled,
5034 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5035 Shujing Zhao <pearly.zhao@oracle.com>
5037 PR translation/42469
5038 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5039 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5040 character between option name and help text.
5041 * c.opt (imultilib): Likewise.
5043 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5045 * lto-streamer-out.c (output_unreferenced_globals): Output static
5048 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5050 PR rtl-optimization/42621
5051 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5052 optimizing for size.
5053 (duplicate_computed_gotos): Remove now-redundant check.
5055 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5058 * configure.ac: Save and restore LDFLAGS and LIBS
5059 * configure: Regenerate.
5061 2010-01-10 Richard Guenther <rguenther@suse.de>
5064 * builtins.c (fold_builtin_strlen): Add type argument and
5065 convert the resulting length to it.
5066 (fold_builtin_1): Adjust.
5068 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5070 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5071 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5073 (num_insns_constant_wide): Adjust for that change.
5075 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5078 * web.c (union_defs): Add used argument, to combine uses of
5080 (entry_register): Adjust type and tests of used argument.
5081 (web_main): Widen used for new use. Pass it to union_defs.
5082 * df.h (union_defs): Adjust prototype.
5084 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5087 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5088 uses in new incoming argument. Free body.
5089 (reset_debug_uses_in_loop): New.
5090 (analyze_insn_to_expand_var): Call the latter if the former found
5091 anything. Fix whitespace. Reject invalid dest overlaps before
5092 going through all insns in the loop.
5094 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5097 * haifa-sched.c (dying_use_p): Debug insns don't count.
5099 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5102 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5103 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5104 (verify_gimple_call): Reject LHS in noreturn calls.
5106 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5110 * tree-vect-loop-manip.c (adjust_info): New type.
5111 (adjust_vec): New pointer to vector.
5112 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5113 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5114 (slpeel_update_phis_for_duplicate_loop): Use them.
5115 (slpeel_update_phi_nodes_for_guard1): Likewise.
5116 (slpeel_update_phi_nodes_for_guard2): Likewise.
5117 (slpeel_tree_peel_loop_to_edge): Likewise.
5118 (vect_update_ivs_after_vectorizer): Likewise.
5120 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5122 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5123 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5125 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5127 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5128 bogus uninitialized warning.
5130 2010-01-09 Richard Guenther <rguenther@suse.de>
5133 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5134 the evolution is compatible with the initial condition.
5136 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5138 * gcc.c (process_command): Update copyright notice dates.
5139 * gcov.c (print_version): Likewise.
5140 * gcov-dump.c (print_version): Likewise.
5141 * mips-tfile.c (main): Likewise.
5142 * mips-tdump.c (main): Likewise.
5144 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5147 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5149 (rotlhi3_8): Delete.
5151 (rotlsi3_8): Delete.
5152 (rotlsi3_16): Delete.
5153 (rotlsi3_24): Delete.
5155 (*rotw<mode>3): New.
5156 (*rotb<mode>3): New.
5157 * config/avr/avr.c (avr_rotate_bytes): New function.
5158 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5160 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5163 * configure.ac: Modify -rdynamic check.
5164 * configure: Regenerate.
5166 2010-01-08 DJ Delorie <dj@redhat.com>
5168 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5169 register popping order.
5171 2010-01-08 Richard Guenther <rguenther@suse.de>
5174 * c.opt (fsigned-char): Also let LTO handle this option.
5175 (funsigned-char): Likewise.
5177 2010-01-07 Richard Guenther <rguenther@suse.de>
5179 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5180 (gimple_op): Likewise.
5181 (gimple_op_ptr): Likewise.
5182 (gimple_assign_set_lhs): Remove gcc_assert.
5183 (gimple_assign_set_rhs1): Likewise.
5184 (gimple_assign_set_rhs2): Likewise.
5185 (gimple_call_set_lhs): Likewise.
5186 (gimple_call_set_fn): Likewise.
5187 (gimple_call_set_fndecl): Likewise.
5188 (gimple_call_fndecl): Likewise.
5189 (gimple_call_return_type): Likewise.
5190 (gimple_call_set_chain): Likewise.
5191 (gimple_call_num_args): Likewise.
5192 (gimple_call_set_arg): Likewise.
5193 (gimple_cond_set_code): Likewise.
5194 (gimple_cond_set_lhs): Likewise.
5195 (gimple_cond_set_rhs): Likewise.
5196 (gimple_cond_set_true_label): Likewise.
5197 (gimple_cond_set_false_label): Likewise.
5198 (gimple_label_set_label): Likewise.
5199 (gimple_goto_set_dest): Likewise.
5200 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5201 (gimple_debug_bind_get_value): Likewise.
5202 (gimple_debug_bind_get_value_ptr): Likewise.
5203 (gimple_debug_bind_set_var): Likewise.
5204 (gimple_debug_bind_set_value): Likewise.
5205 (gimple_debug_bind_reset_value): Likewise.
5206 (gimple_debug_bind_has_value_p): Likewise.
5207 (gimple_return_retval_ptr): Remove gcc_assert.
5208 (gimple_return_retval): Likewise.
5209 (gimple_return_set_retval): Likewise.
5210 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5211 (safe_referenced_var_iterator): Remove.
5212 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5213 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5214 (fill_referenced_var_vec): Remove.
5215 (first_readonly_imm_use): Remove redundant gcc_assert.
5216 (phi_arg_index_from_use): Combine gcc_asserts.
5217 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5218 (first_imm_use_stmt): Remove redundant gcc_assert.
5219 * tree-cfg.c (verify_gimple_call): Verify function and chain
5220 operands. Verify arguments.
5221 (verify_types_in_gimple_stmt): Verify condition code and labels.
5223 2010-01-07 Richard Guenther <rguenther@suse.de>
5225 PR tree-optimization/42641
5226 * sese.c (rename_map_elt_info): Use the SSA name version, do
5229 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5231 PR tree-optimization/42625
5232 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5233 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5235 2010-01-07 Duncan Sands <baldrick@free.fr>
5237 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5239 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5242 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5243 note itself is not function_invariant_p.
5245 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5247 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5248 Do not add the DF_NOTE problem.
5249 * store-motion.c (execute_rtl_store_motion): Likewise.
5251 2010-01-07 Martin Jambor <mjambor@suse.cz>
5253 PR tree-optimization/42157
5254 * tree-sra.c (compare_access_positions): Stabilize sort if both
5255 accesses have integer types, return zero immediately if they are the
5258 2010-01-06 Richard Henderson <rth@redhat.com>
5261 * haifa-sched.c (add_to_note_list): Merge into ...
5262 (concat_note_lists): ... here, and ...
5263 (unlink_other_notes, rm_other_notes): Merge into...
5264 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5265 NOTE_INSN_EPILOGUE_BEG.
5267 2010-01-06 Richard Guenther <rguenther@suse.de>
5269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5270 not inline regular functions into always-inline functions.
5272 2010-01-06 Nick Clifton <nickc@redhat.com>
5274 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5275 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5277 (OVERRIDE_OPTIONS): Delete.
5278 (OPTIMIZATION_OPTIONS): Define.
5279 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5280 * config/rx/rx.c (rx_handle_option): Issue an error message if
5281 -mcpu=rx200 and -fpu are used together.
5282 (rx_set_optimization_options): New function. Issue an error
5283 message if an optimization attribute attempts to reset the FPU/
5284 math optimization pairing.
5285 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5286 * config/rx/rx.opt: Set the default to 32-bit doubles.
5287 * config/rx/t-rx: Add multilibs for -nofpu option.
5288 * doc/invoke.texi: Update documentation of RX options.
5290 2010-01-06 Richard Guenther <rguenther@suse.de>
5292 * tree-ssa-pre.c (name_to_id): New global.
5293 (alloc_expression_id): Simplify SSA name handling.
5294 (lookup_expression_id): Likewise.
5295 (init_pre): Zero name_to_id.
5296 (fini_pre): Free it.
5298 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5300 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5302 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/i386/sse.md (smaxv2di3): New.
5306 (umaxv2di3): Likewise.
5307 (sminv2di3): Likewise.
5308 (uminv2di3): Likewise.
5310 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5313 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5314 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5315 (legitimize_tls_address): Likewise.
5316 (sparc_tls_referenced_p): Likewise.
5317 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5318 and adjust calls to legitimize_pic_address.
5319 (legitimate_constant_p) Use sparc_tls_referenced_p.
5320 (legitimate_pic_operand_p): Likewise.
5321 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5322 (sparc_tls_symbol_ref_1): Delete.
5323 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5324 (legitimize_tls_address): Make static, handle CONST patterns.
5325 (legitimize_pic_address): Make static, remove unused parameter and
5326 adjust recursive calls.
5327 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5328 and adjust call to legitimize_pic_address.
5329 (sparc_output_mi_thunk): Likewise.
5331 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5332 H.J. Lu <hongjiu.lu@intel.com>
5335 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5336 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5337 operands to make them signed.
5340 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5343 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5344 GTU to GT for V4SI and V2DI.
5346 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5347 (umin<mode>3): Removed.
5349 (uminv4si3): Likewise.
5351 2010-01-05 Martin Jambor <mjambor@suse.cz>
5353 PR tree-optimization/42462
5354 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5355 current_function_decl to helper functions and macros.
5357 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5360 * flags.h: Don't include real.h.
5361 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5362 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5363 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5364 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5365 * dominance.c: Update copyright.
5366 * gimple.c (walk_gimple_op): Remove inline.
5367 * tree-ssa-reassoc.c: Include real.h.
5368 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5369 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5371 2010-01-05 Nick Clifton <nickc@redhat.com>
5373 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5374 register to push into the stack frame when the accumulator has to
5375 be saved during interrupts.
5377 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5379 * doc/invoke.texi: Remove the documentation about option
5381 * common.opt (Wunreachable-code): Preserved for backward
5383 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5384 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5385 the backward compatibility flag section.
5387 2010-01-05 Richard Guenther <rguenther@suse.de>
5389 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5391 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5394 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5396 PR tree-optimization/42508
5397 * tree-sra.c (convert_callers): Check for recursive call
5398 by comparing cgraph nodes instead of decls.
5399 (modify_function): Call ipa_modify_formal_parameters also
5400 on all same_body aliases.
5402 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5403 cgraph nodes when checking for same_body aliases.
5405 2010-01-05 Richard Guenther <rguenther@suse.de>
5407 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5408 allocation and lookup.
5409 (get_or_alloc_expr_for_constant): Likewise.
5410 (phi_translate): Sink allocation.
5412 2010-01-04 Richard Guenther <rguenther@suse.de>
5414 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5415 a new entry only if needed.
5416 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5417 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5419 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5421 (phi_translate): Handle CONSTANTs early.
5423 2010-01-04 Martin Jambor <mjambor@suse.cz>
5425 PR tree-optimization/42398
5426 * tree-sra.c (struct access): Removed flag grp_different_types.
5427 (dump_access): Do not dump the removed flag.
5428 (sort_and_splice_var_accesses): Do not set the removed flag.
5429 (sra_modify_expr): Check for type compatibility directly.
5431 2010-01-04 Martin Jambor <mjambor@suse.cz>
5433 PR tree-optimization/42366
5434 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5435 edges with variable number of parameters.
5436 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5437 flag instead of asserting it.
5438 (ipa_read_node_info): Read uses_analysis_done flag.
5440 2010-01-04 Richard Guenther <rguenther@suse.de>
5442 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5443 iterative_hash_* as intended.
5444 (vn_reference_compute_hash): Likewise. Simplify hashing
5446 (vn_reference_lookup_2): Likewise.
5447 (vn_nary_op_compute_hash): Likewise.
5448 (vn_phi_compute_hash): Likewise.
5449 (expressions_equal_p): Remove strange code.
5450 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5451 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5452 (bitmap_insert_into_set_1): Take value-id as parameter.
5453 (add_to_value): Pass it.
5454 (bitmap_insert_into_set): Likewise.
5455 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5457 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5460 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5461 (do_self_spec): For switches with SWITCH_IGNORE set set also
5462 SWITCH_IGNORE_PERMANENTLY.
5463 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5466 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5468 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5469 tree of an unreferenced global var.
5471 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5474 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5475 GTU to GT for V4SI and V2DI.
5477 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5478 (umin<mode>3): Removed.
5480 (uminv4si3): Likewise.
5482 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5485 * collect2.c (main): Turn on trace in collect2 if -v is passed
5488 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5490 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5491 description of expression operand.
5493 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5495 * configure.ac: Add install-html to target_list for Make-hooks.
5496 * configure: Regenerate.
5497 * fortran/Make-lang.in (F95_HTMLFILES): New.
5498 (fortran.html): Use it.
5499 (fortran.install-html): New.
5500 * Makefile.in (install-html): Add lang.install-html.
5501 * java/Make-lang.in (JAVA_HTMLFILES): New.
5502 (java.html): Use it.
5503 (java.install-html): New.
5504 * objc/Make-lang.in (objc.install-html): New.
5505 * objcp/Make-lang.in (obj-c++.install-html): New.
5506 * cp/Make-lang.in (c++.install-html): New.
5507 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5508 * lto/Make-lang.in (lto.install-html): New.
5510 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5513 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5515 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5517 PR rtl-optimization/41862
5518 * store-motion.c (store_killed_in_insn, compute_store_table,
5519 remove_reachable_equiv_notes, replace_store_insn,
5520 build_store_vectors): Ignore all DEBUG_INSNs.
5522 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5525 * common.opt: Add dumpdir.
5527 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5529 (option_map): Add --dumpdir.
5531 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5533 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5535 * opts.c (decode_options): Try dump_dir_name first if
5536 dump_base_name isn't an absolute path.
5537 (common_handle_option): Handle OPT_dumpdir.
5539 * toplev.c (dump_dir_name): New.
5540 (print_switch_values): Also ignore -dumpdir.
5542 * toplev.h (dump_dir_name): New.
5544 2010-01-03 Richard Guenther <rguenther@suse.de>
5546 PR tree-optimization/42589
5547 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5548 double-word expansion of bswap32.
5550 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5552 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5553 with BLOCK_FOR_INSN.
5554 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5555 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5556 noce_process_if_block): Likewise.
5557 * gcse.c (compute_local_properties, insert_expr_in_table,
5558 insert_set_in_table, canon_list_insert, find_avail_set,
5559 pre_insert_copy_insn): Likewise.
5561 * basic-block.h (BLOCK_NUM): Move from here...
5562 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5564 2010-01-03 Richard Guenther <rguenther@suse.de>
5566 PR tree-optimization/42438
5567 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5568 contains_may_not_return_call flag.
5569 (BB_MAY_NOTRETURN): New.
5570 (valid_in_sets): Trapping nary operations are not valid
5571 in blocks that may not return.
5572 (insert_into_preds_of_block): Remove check for trapping expressions.
5573 (compute_avail): Compute also BB_MAY_NOTRETURN.
5575 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5577 * doc/invoke.texi: Add 2010 to copyright years.
5579 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5581 * config/sparc/sparc.c: Fix formatting nits.
5583 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5584 Alexander Monakov <amonakov@ispras.ru>
5586 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5588 2010-01-02 Richard Guenther <rguenther@suse.de>
5591 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5592 (simplify_switch_using_ranges): Mark to be removed edges
5595 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5597 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5599 * collect2.c (scan_libraries): Add missing argument in call to
5602 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5605 * config/alpha/predicates.md (aligned_memory_operand): Return false
5607 (unaligned_memory_operand): Return true for CQImode.
5608 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5609 doesn not cross aligned SImode word boundary.
5611 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5613 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5615 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5616 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5618 2010-01-02 Richard Guenther <rguenther@suse.de>
5621 * toplev.c (compile_file): Emit LTO marker properly. Change
5623 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5625 2010-01-01 Richard Guenther <rguenther@suse.de>
5628 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5630 2010-01-01 Richard Guenther <rguenther@suse.de>
5633 * c-decl.c (grokdeclarator): For zero-size arrays force
5634 structural equality checks as layout_type does.
5636 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5638 * builtins.c: Update copyright to 2010.
5640 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5643 * lto-streamer-out.c (produce_asm): Revert the last change.
5644 (copy_function): Likewise.
5646 * lto-streamer.c (lto_get_section_name): Skip any leading
5649 2010-01-01 Richard Guenther <rguenther@suse.de>
5652 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5656 Copyright (C) 2010 Free Software Foundation, Inc.
5658 Copying and distribution of this file, with or without modification,
5659 are permitted in any medium without royalty provided the copyright
5660 notice and this notice are preserved.