1 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5 (*lshr<mode>3_cconly): Ditto.
7 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (lshr<mode>3): Macroize expander from
10 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
11 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
12 pattern from *lshr{di,ti}3_1 and corresponding splitters using
14 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
15 from corresponding peephole2 patterns.
16 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
17 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
18 and *lshrdi3_cmp_rex64 using SWI mode iterator.
19 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
20 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
21 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
22 and *lshrdi3_cmp_rex64 using SWI mode iterator.
23 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
24 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
25 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
26 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
29 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.md (ashr<mode>3): Macroize expander from
32 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
33 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
34 pattern from *ashr{di,ti}3_1 and corresponding splitters using
36 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
37 from corresponding peephole2 patterns.
38 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
39 (ashrsi3_cvt): Rename from ashrsi3_31.
40 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
41 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
42 and x86_64_shift_adj_3 using SWI48 mode iterator.
43 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
44 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
45 and *ashrdi3_cmp_rex64 using SWI mode iterator.
46 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
47 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
48 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
49 and *ashrdi3_cmp_rex64 using SWI mode iterator.
50 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
51 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
52 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
53 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
55 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
56 * config/i386/i386.c (ix86_split_ashr): Update for renamed
57 x86_shift<mode>_adj_3 expanders.
59 2010-04-10 Wei Guozhi <carrot@google.com>
62 * config/arm/arm.c (arm_pic_static_addr): New function.
63 (legitimize_pic_address): Call arm_pic_static_addr when it detects
65 (arm_output_addr_const_extra): Output expression for new pattern.
66 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
68 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
70 * ira-costs.c (record_reg_classes): Ignore alternatives that are
73 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
74 * web.c: Include "insn-config.h" and "recog.h".
75 (union_match_dups): New function.
77 (union_defs): Don't try to recognize match_dups.
79 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
80 if doing so would replace the entire pattern.
82 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
87 and splitter pattern. Change splitter operand 1 predicate to
90 2010-04-09 Martin Jambor <mjambor@suse.cz>
92 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
93 lattices are addresses of CONST_DECLs with the same initial value.
94 (ipcp_print_all_lattices): Print values of CONST_DECLs.
95 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
97 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
98 Bernd Schmidt <bernd.schmidt@codesourcery.com>
100 * loop-invariant.c (replace_uses): New static function.
101 (move_invariant_reg): Use it to ensure we can replace the uses.
103 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
105 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
107 (picochip_override_options): Enable section anchors only above -O1.
108 (picochip_reorg): Fixed a couple of build warnings.
110 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
112 * configure.ac (plugin -rdynamic test): Log result.
113 * configure: Regenerate.
114 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
115 (RDYNAMIC_SPEC): Define.
116 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
118 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
120 * configure.ac: Determine Sun ld version numbers.
121 (comdat_group): Restrict GNU ld version checks to gld.
122 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
123 (enable_comdat): Support --enable-comdat.
124 * configure: Regenerate.
125 * doc/install.texi (Configuration): Document --enable-comdat.
127 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
129 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
130 * config/sol2-gld.h: ... here.
131 * config.gcc (sparc*-*-solaris2*): Reflect this.
132 (i[34567]86-*-solaris2*): Use it.
134 2010-04-09 Steve Ellcey <sje@cup.hp.com>
136 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
138 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
140 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
143 * diagnostic.c (diagnostic_initialize): Initialize
144 some_warnings_are_errors.
145 (diagnostic_finish): New.
146 (diagnostic_action_after_output): Call it before exiting.
147 (diagnostic_report_diagnostic): Do not print message here. Set
148 some_warnings_are_errors.
149 * diagnostic.h (diagnostic_context): Delete
150 issue_warnings_are_errors_message. Add some_warnings_are_errors.
151 (diagnostic_finish): Declare.
152 * toplev.c (toplev_main): Call it before exit.
154 2010-04-09 Jason Merrill <jason@redhat.com>
157 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
161 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
162 based on a warning flag.
164 2010-04-09 Richard Guenther <rguenther@suse.de>
166 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
168 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
171 * varasm.c (default_assemble_visibility): Wrap vars that are
172 set, but unused, by targets without GAS.
173 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
174 Remove set, but unused, vars.
175 (rs6000_legitimize_tls_address): Likewise.
176 (altivec_expand_dst_builtin): Likewise.
177 * config/darwin.c (machopic_classify_symbol): Likewise.
178 (machopic_indirection_name): Likewise.
180 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.md (DWI): New mode iterator.
183 (S): New mode attribute.
184 (shift_operand): Ditto.
185 (shift_immediate_operand): Ditto.
186 (ashl_input_operand): Ditto.
187 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
188 using SDWIM mode iterator.
189 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
190 pattern from *ashl{di,ti}3_1 and corresponding splitters using
192 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
193 from corresponding peephole2 patterns.
194 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
195 and x86_64_shift_adj_1 using SWI48 mode iterator.
196 (x86_shift<mode>_adj_2): Ditto.
197 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
198 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
199 using SWI48 mode iterator.
200 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
201 *ashldi3_cmp_rex64 using SWI mode iterator.
202 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
203 *ashldi3_cconly_rex64 using SWI mode iterator.
204 * config/i386/i386.c (ix86_split_ashl): Update for renamed
205 x86_shift<mode>_adj_{1,2}.
206 (ix86_split_ashr): Ditto.
207 (ix86_split_lshr): Ditto.
209 2010-04-09 Richard Guenther <rguenther@suse.de>
211 * target.h (builtin_conversion): Pass in input and output types.
212 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
213 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
214 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
215 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
217 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
219 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
221 2010-04-09 Richard Guenther <rguenther@suse.de>
224 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
226 2010-04-09 Richard Guenther <rguenther@suse.de>
228 * tree-vectorizer.h (struct _stmt_vec_info): Document
229 that vectype is the type of the LHS.
230 (supportable_widening_operation, supportable_narrowing_operation):
231 Get both input and output vector types as arguments.
232 (vect_is_simple_use_1): Declare.
233 (get_same_sized_vectype): Likewise.
234 * tree-vect-loop.c (vect_determine_vectorization_factor):
235 Set STMT_VINFO_VECTYPE to the vector type of the def.
236 (vectorizable_reduction): Adjust.
237 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
238 Adjust. Specify the output vector type.
239 (vect_pattern_recog_1): Adjust.
240 * tree-vect-stmts.c (get_same_sized_vectype): New function.
241 (vectorizable_call): Adjust.
242 (vectorizable_conversion): Likewise.
243 (vectorizable_operation): Likewise.
244 (vectorizable_type_demotion): Likewise.
245 (vectorizable_type_promotion): Likewise.
246 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
248 (vect_is_simple_use_1): New function.
249 (supportable_widening_operation): Get both input and output
251 (supportable_narrowing_operation): Likewise.
252 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
254 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
256 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
257 __thiscall and _thiscall as predefined macros.
258 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
259 thiscall attribute handling.
260 (ix86_comp_type_attributes): Likewise.
261 (ix86_function_regparm): Likewise.
262 (ix86_return_pops_args): Likewise.
263 (init_cumulative_args): Likewise.
264 (find_drap_reg): Likewise.
265 (ix86_static_chain): Likewise.
266 (x86_this_parameter): Likewise.
267 (x86_output_mi_thunk): Likewise.
268 (ix86_attribute_table): Add description for thiscall attribute.
269 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
270 * doc/extend.texi: Add documentation for thiscall.
272 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
275 * c.opt (Wint-to-pointer-cast): Available in C++.
276 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
278 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
280 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
281 * calls.c (expand_call): Pass the function type to aggregate_value_p.
282 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
283 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
284 function type instead. Reorder and simplify checks.
286 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
288 2010-04-08 Jing Yu <jingyu@google.com>
289 Zdenek Dvorak <ook@ucw.cz>
291 PR tree-optimization/42720
292 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
293 loop unswitch conditions here from ...
294 (tree_unswitch_single_loop): ... here.
296 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
298 * tree-if-conv.c: Fix comments and simplify logic.
300 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
302 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
303 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
304 (main_tree_if_conversion): Update call to tree_if_conversion.
306 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
309 * doc/invoke.texi (-b,-V): Delete.
310 * doc/tm.texi: Do not mention -b.
311 * gcc.c (display_help): Delete -b and -V.
312 (process_command): Delete -b and -V.
313 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
315 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
316 Wolfgang Gellerich <gellerich@de.ibm.com>
318 Implement target hook for loop unrolling
319 * target.h (loop_unroll_adjust): Add a new target hook function.
320 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
321 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
322 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
323 (s390_loop_unroll_adjust): Implement the new target hook for s390.
324 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
326 (decide_unroll_stupid): Likewise.
328 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
331 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
333 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
335 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
336 (Specific, *-*-solaris2*): Likewise.
337 Don't prefer Sun as over GNU as.
339 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
341 * config/s390/s390.c (override_options): Adjust the z10
342 defaults for max-unroll-times, max-completely-peeled-insns
343 and max-completely-peel-times.
345 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
347 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
348 instructions for z10.
349 (s390_expand_setmem): Likewise.
350 (s390_expand_cmpmem): Likewise.
352 2010-04-08 Richard Guenther <rguenther@suse.de>
354 PR tree-optimization/43679
355 * tree-ssa-pre.c (eliminate): Only propagate copies.
357 2010-04-08 Jakub Jelinek <jakub@redhat.com>
360 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
361 set but not used variable warning.
363 2010-04-08 Wei Guozhi <carrot@google.com>
366 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
367 (arm_size_rtx_costs): Call the new function when optimized for size.
369 2010-04-08 Jakub Jelinek <jakub@redhat.com>
372 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
373 op0 is not a MEM, just return NULL instead of assertion
375 (discover_nonconstant_array_refs): Don't walk debug stmts.
377 2010-04-08 Doug Kwan <dougkwan@google.com>
379 * configure.ac: Recognize gold and do not use its version number
381 * configure: Regenerate.
383 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
386 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
387 (negate_value): Move code to push elements to broken_up_substracts ...
388 (eliminate_plus_minus_pair): ... here. Push operands that have no
389 negative pair to plus_negates.
390 (repropagate_negates, init_reassoc, fini_reassoc): Update.
392 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
394 * doc/install.texi (Configuration): Move description of
395 --enable-lto, --with-libelf*, --enable-gold from Java section to
398 * doc/generic.texi (Working with declarations)
399 (Function Properties, C and C++ Trees): Fix typos.
400 * doc/sourcebuild.texi (Top Level): Likewise.
402 2010-04-07 Jakub Jelinek <jakub@redhat.com>
405 * tree.h (DECL_READ_P): Define.
406 (struct tree_decl_common): Add decl_read_flag.
407 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
408 a set but not used warning.
409 (merge_decls): Merge DECL_READ_P flag.
410 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
411 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
412 * c-common.c (handle_used_attribute, handle_unused_attribute):
414 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
416 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
418 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
419 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
420 c_parser_binary_expression, c_parser_cast_expression,
421 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
422 Call default_function_array_read_conversion instead of
423 default_function_array_conversion where needed.
424 (c_parser_unary_expression, c_parser_conditional_expression,
425 c_parser_postfix_expression_after_primary, c_parser_initelt):
426 Likewise. Call mark_exp_read where needed.
427 (c_parser_statement_after_labels, c_parser_asm_operands,
428 c_parser_typeof_specifier, c_parser_sizeof_expression,
429 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
431 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
433 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
434 (warn_unused_but_set_parameter): Default to warn_unused
436 * doc/invoke.texi: Document -Wunused-but-set-variable and
437 -Wunused-but-set-parameter.
439 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
441 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
442 when operandN variables aren't used in the body of the expander
444 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
445 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
446 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
447 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
448 FOR_EACH_IMM_USE_ON_STMT): Likewise.
449 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
450 * tree.c (PROCESS_ARG): Likewise.
452 2010-04-07 Simon Baldwin <simonb@google.com>
454 * diagnostic.h (diagnostic_override_option_index): New macro to
455 set a diagnostic's option_index.
456 * c-tree.h (c_cpp_error): Add warning reason argument.
457 * opts.c (_warning_as_error_callback): New.
458 (register_warning_as_error_callback): Store callback for
459 warnings enabled via enable_warning_as_error.
460 (enable_warning_as_error): Call callback, minor code tidy.
461 * opts.h (register_warning_as_error_callback): Declare.
462 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
463 response to -Werror=.
464 (c_common_init_options): Register warning_as_error_callback in opts.c.
465 * common.opt: Add -Wno-cpp option.
466 * c-common.c (struct reason_option_codes_t): Map cpp warning
467 reason codes to gcc option indexes.
468 * (c_option_controlling_cpp_error): New function, lookup the gcc
469 option index for a cpp warning reason code.
470 * (c_cpp_error): Add warning reason argument, call
471 c_option_controlling_cpp_error for diagnostic_override_option_index.
472 * doc/invoke.texi: Document -Wno-cpp.
474 2010-04-07 Richard Guenther <rguenther@suse.de>
476 * ipa-reference.c (mark_load): Use get_base_address.
477 (mark_store): Likewise.
479 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
480 inserting GIMPLE_NOPs into the IL.
481 * tree-ssa-structalias.c (get_constraint_for_component_ref):
482 Explicitly strip handled components and indirect references.
484 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
485 folding address expressions.
486 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
487 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
488 operand_equal_p to compare decls.
489 (ptr_deref_may_alias_decl_p): Likewise.
490 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
491 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
492 Handle reversed comparison ops.
493 * tree-sra.c (asm_visit_addr): Use get_base_address.
494 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
495 * ipa-reference.c (mark_address): Use get_base_address.
497 2010-04-07 Richard Guenther <rguenther@suse.de>
499 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
500 Propagate constants everywhere.
502 2010-04-07 Jakub Jelinek <jakub@redhat.com>
505 * tree.c (MAX_INT_CACHED_PREC): Define.
506 (nonstandard_integer_type_cache): New array.
507 (build_nonstandard_integer_type): Cache results for precision
508 <= MAX_INT_CACHED_PREC.
510 2010-04-07 Richard Guenther <rguenther@suse.de>
512 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
513 -fargument-noalias-global, -fargument-noalias-anything): Remove.
514 * common.opt: Likewise.
515 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
516 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
517 (nonoverlapping_memrefs_p): Likewise.
518 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
519 * opts.c (common_handle_option): Handle OPT_fargument_alias,
520 OPT_fargument_noalias, OPT_fargument_noalias_anything and
521 OPT_fargument_noalias_global for backward compatibility.
523 2010-04-07 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/43270
526 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
527 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
528 * tree-ssa-pre.c (phi_translate_1): Adjust.
529 (fully_constant_expression): Split out vn_reference handling to ...
530 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
531 Fold reads from constant strings.
532 (vn_reference_lookup): Handle fully constant references.
533 (vn_reference_lookup_pieces): Likewise.
534 * Makefile.in (expmed.o-warn): Add -Wno-error.
536 2010-04-07 Martin Jambor <mjambor@suse.cz>
538 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
540 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
543 * gcc.c: Add -static-libstdc++ to list of recognized options.
545 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
547 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
549 2010-04-07 Richard Guenther <rguenther@suse.de>
552 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
553 bases build simple mem attributes to retain points-to information.
555 2010-04-07 Richard Guenther <rguenther@suse.de>
558 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
559 preserve points-to related information.
561 2010-04-07 Richard Guenther <rguenther@suse.de>
564 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
565 discard plain indirect references.
566 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
567 * tree.c (tree_nop_conversion): Likewise.
569 2010-04-07 Dodji Seketeli <dodji@redhat.com>
572 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
574 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
576 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
577 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
579 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
581 * tree-if-conv.c: Fix indentation and comments.
583 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
585 * tree-if-conv.c: Sort static functions in topological order.
587 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
589 * tree-if-conv.c: Fix indentation and comments.
591 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
594 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
595 lang_hooks.types.type_for_size instead of
596 build_nonstandard_integer_type.
597 When converting an unsigned type to signed, double its precision.
598 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
599 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
600 (graphite_create_new_loop_guard): When ub + 1 wraps around,
603 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
606 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
607 POINTER_PLUS_EXPR for pointer types.
609 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
612 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
613 * graphite-clast-to-gimple.c: Include langhooks.h.
614 (max_signed_precision_type): New.
615 (max_precision_type): Takes two types as arguments.
616 (precision_for_value): New.
617 (precision_for_interval): New.
618 (gcc_type_for_interval): New.
619 (gcc_type_for_value): New.
620 (gcc_type_for_clast_term): New.
621 (gcc_type_for_clast_red): New.
622 (gcc_type_for_clast_bin): New.
623 (gcc_type_for_clast_expr): Split up into several functions.
624 (gcc_type_for_clast_eq): Rewritten.
625 (compute_bounds_for_level): New.
626 (compute_type_for_level_1): New.
627 (compute_type_for_level): New.
628 (gcc_type_for_cloog_iv): Removed.
629 (gcc_type_for_iv_of_clast_loop): Rewritten.
630 (graphite_create_new_loop): Compute the lower and upper bound types
631 with gcc_type_for_clast_expr.
632 (graphite_create_new_loop_guard): Same.
633 (find_cloog_iv_in_expr): Removed.
634 (compute_cloog_iv_types_1): Removed.
635 (compute_cloog_iv_types): Removed.
636 (gloog): Do not call compute_cloog_iv_types.
637 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
639 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
640 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
641 (GBB_CLOOG_IV_TYPES): Removed.
643 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
645 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
646 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
647 (detect_commutative_reduction): Same.
649 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
652 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
654 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
655 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
656 (rewrite_commutative_reductions_out_of_ssa): Same.
657 * passes.c (execute_function_todo): Call verify_ssa for every pass
658 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
659 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
660 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
661 with an extra argument.
662 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
663 verify_ssa only when the extra argument is true.
664 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
665 with an extra argument.
666 (tree_transform_and_unroll_loop): Same.
668 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
670 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
671 for all the passes of the LNO having LOOP_CLOSED_SSA.
672 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
673 * tree-loop-distribution.c (pass_loop_distribution): Same.
674 * tree-pass.h (TODO_verify_loops): Removed.
675 * tree-ssa-loop.c (pass_tree_loop_init): Same.
677 (pass_tree_unswitch): Same.
678 (pass_predcom): Same.
679 (pass_vectorize): Same.
680 (pass_linear_transform): Same.
681 (pass_graphite_transforms): Same.
682 (pass_iv_canon): Same.
683 (pass_complete_unroll): Same.
684 (pass_complete_unrolli): Same.
685 (pass_parallelize_loops): Same.
686 (pass_loop_prefetch): Same.
687 (pass_iv_optimize): Same.
689 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
692 * passes.c (init_optimization_passes): Move pass_lim before
693 pass_copy_prop and pass_dce_loop.
695 2010-04-06 Jakub Jelinek <jakub@redhat.com>
698 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
699 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
700 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
701 MULTI_* defines for 4 argument vpermil2p* builtins.
703 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
706 * config/i386/i386.c (x86_maybe_negate_const_int): New.
707 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
708 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
709 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
710 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
711 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
712 Use x86_maybe_negate_const_int to output insn mnemonic.
713 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
714 check from instruction predicate. Update comments.
715 * config/i386/sync.md (sync_add<mode>): Use
716 x86_maybe_negate_const_int to output insn mnemonic.
718 2010-04-06 Jan Hubicka <jh@suse.cz>
720 PR tree-optimization/42906
721 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
722 IGNORE_SELF argument. Set visited_control_parents for fully
724 (find_obviously_necessary_stmts): Update call of
725 mark_control_dependent_edges_necessary.
726 (propagate_necessity): Likewise. Handle PHI edges more curefully.
728 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/i386.md: Remove comment about 'e' and 'E'
733 2010-04-06 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/43627
736 * tree-vrp.c (extract_range_from_unary_expr): Widenings
737 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
740 2010-04-06 Jakub Jelinek <jakub@redhat.com>
742 * BASE-VER: Change to 4.6.0.
745 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
748 2010-04-06 Richard Guenther <rguenther@suse.de>
751 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
753 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
755 * doc/invoke.texi (Optimize Options): Document that LTO
756 won't remove object access purely due to incompatible
759 2010-04-04 Matthias Klose <doko@ubuntu.com>
761 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
764 2010-04-03 Richard Guenther <rguenther@suse.de>
767 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
768 require a non-NULL MEM_OFFSET.
770 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
772 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
773 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
774 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
775 config/alpha/predicates.md, config/arm/arm.md,
776 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
777 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
778 config/darwin9.h, config/darwin.c, config/darwin.h,
779 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
780 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
781 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
782 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
783 config/mips/mips.md, config/mn10300/mn10300.c,
784 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
785 config/rs6000/aix.h, config/rs6000/dfp.md,
786 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
787 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
788 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
789 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
790 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
791 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
792 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
793 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
794 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
795 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
796 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
797 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
798 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
799 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
800 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
801 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
802 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
803 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
804 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
805 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
806 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
807 opt-functions.awk, opth-gen.awk, params.def, passes.c,
808 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
809 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
810 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
811 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
812 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
813 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
814 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
815 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
816 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
817 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
818 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
819 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
820 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
821 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
823 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
826 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
827 * aclocal.m4: Regenerate.
829 2010-04-02 Richard Guenther <rguenther@suse.de>
831 PR tree-optimization/43629
832 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
833 if we have seen a constant value.
835 2010-04-02 Joseph Myers <joseph@codesourcery.com>
837 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
839 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
842 * arm.c (legitimize_tls_address): Adjust call to
843 gen_tls_load_dot_plus_four.
844 (arm_note_pic_base): New function.
845 (arm_cannot_copy_insn_p): Use it.
846 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
849 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
854 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
856 * Makefile.in ($(out_object_file)): Depend on
857 gt-$(basename $(notdir $(out_file))).h.
859 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
861 * config.gcc (lm32-*-rtems*): Add t-lm32.
863 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
865 * config.gcc: Add lm32-*-rtems*.
866 * config/lm32/rtems.h: New file.
868 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
871 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
873 2010-04-01 Jakub Jelinek <jakub@redhat.com>
875 * dwarf2out.c (output_compilation_unit_header): For
876 -gdwarf-4 use version 4 instead of version 3.
877 (output_line_info): For version 4 and above emit additional
878 maximum ops per insn header field.
879 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
881 * dwarf2out.c (is_c_family, is_java): Remove.
882 (lower_bound_default): New function.
883 (add_bound_info, gen_descr_array_type_die): Use it.
885 2010-04-01 Dodji Seketeli <dodji@redhat.com>
888 * dwarf2out.c (gen_variable_die): Allow debug info for variable
889 re-declaration when it happens in a function.
891 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
893 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
894 (cgraph_remove_function_insertion_hook): Same.
895 (cgraph_call_function_insertion_hooks): Same.
897 2010-04-01 Richard Guenther <rguenther@suse.de>
900 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
901 and TREE_THIS_VOLATILE.
902 (copy_ref_info): Likewise.
903 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
904 * tree.c (build6_stat): Ignore side-effects of all but arg5
905 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
908 2010-04-01 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/43607
911 * ipa-type-escape.c (check_call): Do not access non-existing
914 2010-04-01 Richard Guenther <rguenther@suse.de>
918 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
919 Jack Howarth <howarth@bromo.med.uc.edu>
921 * tree-profile.c (tree_init_ic_make_global_vars): Make static
924 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
926 * doc/install.texi (Prerequisites): Document libelf usability on
927 IRIX 5/6 and Solaris 2.
928 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
929 Update GNU as, GNU ld requirements.
930 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
931 Document Sun Studio compiler download.
932 Update and simplify as, ld recommendations.
933 (Specific, *-*-solaris2.7): Note obsoletion, removal.
935 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
937 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
938 with_tune_32 to pentium4.
940 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
944 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
946 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
949 Document GNU as requirement.
950 Update configure requirements.
951 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
952 Recomment IRIX 6.5.18+.
953 Document IDF/IDL requirement.
954 Document GNU as requirement.
955 Document GNU ld bootstrap failure.
956 Remove freeware.sgi.com reference.
958 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
960 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
961 UNIX V4.0, V5.0 obsoletion, removal.
962 Remove --with-gc=simple reference.
963 Update VM requirements during bootstrap.
964 Remove -oldas bootstrap description.
965 Update binutils reference.
966 Remove comparison failure note.
968 2010-03-31 Richard Guenther <rguenther@suse.de>
969 Zdenek Dvorak <ook@ucw.cz>
970 Sebastian Pop <sebastian.pop@amd.com>
973 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
974 with multiple arguments.
975 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
977 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
979 * graphite-dependences.c (print_pddr): Call print_pdr with an
981 * graphite-poly.c (debug_pdr): Add an extra argument for the
984 (print_pbb_domain): Same.
986 (print_scop_context): Same.
989 (debug_pbb_domain): Same.
993 (debug_scop_context): Same.
996 (print_scop_params): Same.
997 (debug_scop_params): Same.
998 (print_iteration_domain): Same.
999 (print_iteration_domains): Same.
1000 (debug_iteration_domain): Same.
1001 (debug_iteration_domains): Same.
1002 (print_scattering_function): Same.
1003 (print_scattering_functions): Same.
1004 (debug_scattering_function): Same.
1005 (debug_scattering_functions): Same.
1006 * graphite-poly.h (debug_pdr): Update declaration.
1008 (print_pbb_domain): Same.
1010 (print_scop_context): Same.
1012 (print_cloog): Same.
1013 (debug_pbb_domain): Same.
1017 (debug_scop_context): Same.
1019 (debug_cloog): Same.
1020 (print_scop_params): Same.
1021 (debug_scop_params): Same.
1022 (print_iteration_domain): Same.
1023 (print_iteration_domains): Same.
1024 (debug_iteration_domain): Same.
1025 (debug_iteration_domains): Same.
1026 (print_scattering_function): Same.
1027 (print_scattering_functions): Same.
1028 (debug_scattering_function): Same.
1029 (debug_scattering_functions): Same.
1031 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1033 * graphite-poly.c (print_scattering_function_1): New.
1034 (print_scattering_function): Call it.
1035 (print_scop_params): Remove spaces at the end of lines.
1038 * graphite-poly.h (print_cloog): Declared.
1039 (debug_cloog): Declared.
1041 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1043 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1045 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1046 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1047 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1048 to switch between adding the IV bump in loop->latch or in loop->header.
1050 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1052 * graphite-poly.c (print_scattering_function): Pretty print following
1055 (print_pbb_domain): Same.
1056 (dump_gbb_cases): Same.
1057 (dump_gbb_conditions): Same.
1060 (print_scop_params): Same.
1061 (print_scop_context): Same.
1063 (print_pbb_body): New.
1064 (lst_indent_to): New.
1065 (print_lst): Start new lines with a #.
1066 * graphite-poly.h (pbb_bb): New.
1067 (pbb_index): Use pbb_bb.
1068 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1070 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1072 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1074 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1075 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1076 and 0 instead of 1 for dw_val_class_flag.
1077 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1078 dw_val_class_range_list, dw_val_class_loc_list,
1079 dw_val_class_lineptr and dw_val_class_macptr, use
1080 DW_FORM_flag_present for dw_val_class_flag and
1081 DW_FORM_exprloc for dw_val_class_loc.
1082 (output_die): For -gdwarf-4 print dw_val_class_loc
1083 size as uleb128 instead of 1 or 2 bytes and don't print
1084 anything for dw_val_class_flag.
1086 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1087 instead of cselib_lookup following by tweaking locs->setting_insn.
1090 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1091 even before returning from label, setjmp call or volatile asm
1094 2010-03-31 Richard Guenther <rguenther@suse.de>
1097 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1098 temporary data on stack.
1100 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1102 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1103 (PUSHSECTION_ASM_OP): Remove.
1104 (POPSECTION_ASM_OP): Remove.
1105 (PUSHSECTION_FORMAT): Remove.
1106 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1107 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1108 * config/sol2.c (solaris_output_init_fini): Use it.
1110 2010-03-31 Jie Zhang <jie@codesourcery.com>
1113 * opt-functions.awk (var_type_struct): Use signed char type
1114 for simple variables.
1116 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1118 * config/sol2.c: Include output.h.
1119 (solaris_assemble_visibility): New function.
1120 * config/t-sol2 (sol2.o): Add output.h dependency.
1121 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1122 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1125 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1128 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1129 V2SImode or XFmode on PRE_DEC.
1132 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1135 2010-03-31 Jie Zhang <jie@codesourcery.com>
1138 * reload.h (caller_save_initialized_p): Declare.
1139 * toplev.c (backend_init_target): Don't call
1140 init_caller_save but set caller_save_initialized_p to false.
1141 * caller-save.c (caller_save_initialized_p): Define.
1142 (init_caller_save): Check caller_save_initialized_p.
1143 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1145 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1148 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1149 and soft-fp/t-softfp to tmake_file.
1150 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1151 (LIBGCC2_TF_CEXT): Define.
1154 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1157 * cselib.c (n_useless_values): Document handling of debug locs.
1158 (n_useless_debug_values, n_debug_values): New variables.
1159 (new_elt_loc_list): Don't add to debug values, keep count.
1160 (promote_debug_loc): New.
1161 (cselib_reset_table): Zero new variables.
1162 (entry_and_rtx_equal_p): Promote debug locs.
1163 (discard_useless_locs): Increment n_useless_debug_values for
1165 (remove_useless_values): Adjust n_useless_values and n_debug_values
1166 with n_useless_debug_values.
1167 (add_mem_for_addr): Promote debug locs.
1168 (cselib_lookup_mem): Likewise.
1169 (cselib_lookup_addr): Renamed to...
1170 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1171 (cselib_log_lookup): ... this. Turn into...
1172 (cselib_lookup_addr): ... new wrapper.
1173 (cselib_lookup_from_insn): New.
1174 (cselib_invalidate_regno): Increment n_useless_debug_values for
1176 (cselib_invalidate_mem): Likewise.
1177 (cselib_process_insn): Take n_deleted and n_debug_values into
1178 account to guard remove_useless_value call.
1179 (cselib_finish): Zero n_useless_debug_values.
1180 * cselib.h (cselib_lookup_from_insn): Declare.
1181 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1182 (sched_analyze_2): Likewise.
1184 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1186 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1188 (adjust_mems): Replace narrowing SUBREG of expression containing
1189 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1190 with operations in the narrower mode.
1193 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1194 regs_invalidated_by_call instead all call_used_reg_set registers.
1196 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1199 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1200 pointer comparisons with types_compatible_p.
1201 * tree-vect-stmts.c (vectorizable_call): Same.
1202 (vectorizable_condition): Same.
1204 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1206 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1207 stack check if the mask would be zero.
1209 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1210 Jack Howarth <howarth@bromo.med.uc.edu>
1212 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1215 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1218 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1220 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1221 Include ___unordxf2 and ___unordtf2.
1222 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1225 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1227 * config/lm32/t-lm32: New file.
1228 * config.gcc: Use the above file when targetting lm32.
1230 2010-03-28 Duncan Sands <baldrick@free.fr>
1232 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1234 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1237 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1238 Improve vectorization cost model diagnostic.
1240 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1243 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1244 compute_data_dependences_for_loop returns false, early exit
1245 and output an extra diagnostic for the failed data reference
1248 2010-03-29 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/43560
1251 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1252 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1254 2010-03-29 Jie Zhang <jie@codesourcery.com>
1257 * toplev.c (process_options): Set optimization_default_node
1258 and optimization_current_node.
1259 * opts.c (decode_options): Don't set optimization_default_node
1260 and optimization_current_node.
1262 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1264 * config/rtems.h: Abandon -qrtems_debug.
1266 2010-03-28 Jan Hubicka <jh@suse.cz>
1268 PR tree-optimization/43505
1269 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1270 map should not be copied.
1272 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1275 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1276 cdtors, set DECL_PRESERVE_P.
1277 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1280 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1282 PR tree-optimization/43528
1283 * stor-layout.c (place_field): Check that constant fits into
1284 unsigned HWI when skipping calculation of MS bitfield layout.
1286 2010-03-27 Jan Hubicka <jh@suse.cz>
1289 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1290 notice_global_symbol work.
1292 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1294 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1295 instead of dwarf2out_decl.
1296 (struct var_loc_node): Remove section_label field.
1297 (dwarf2out_function_decl): New function.
1298 (dwarf2out_var_location): Don't set section_label field.
1299 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1301 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1303 PR tree-optimization/43544
1304 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1305 First argument for builtin vectorized function hook is now a
1306 tree to be able to distinguish between machine specific and
1308 * targhooks.c (default_builtin_vectorized_function): Ditto.
1309 * targhooks.h (default_builtin_vectorized_function): Ditto.
1310 * target.h (struct gcc_target): Ditto.
1311 * tree-vect-stmts.c (vectorizable_function): Ditto.
1312 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1313 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1316 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1319 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1320 nested binding iff it is a FUNCTION_DECL.
1321 (store_parm_decls_newstyle): Pass nested=true to bind for
1322 FUNCTION_DECLs amongst parameters.
1324 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1326 * var-tracking.c (vt_expand_loc_callback): Don't run
1327 cselib_expand_value_rtx_cb in dummy mode if
1328 cselib_dummy_expand_value_rtx_cb returned false.
1330 * var-tracking.c (emit_note_insn_var_location): For one part
1331 notes with offset 0, don't add EXPR_LIST around the location.
1332 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1333 add_location_or_const_value_attribute): Adjust for that change.
1336 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1337 into first operand and location into second.
1338 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1339 dw_cfi_oprnd_loc for DW_CFA_expression.
1340 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1341 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1342 assume first argument is regnum and second argument is location.
1344 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1347 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1348 of scratch register to DImode. Split to DImode comparison operator.
1349 Use SImode subreg of scratch register in the multiplication.
1350 (*cmp_sadd_sidi): Ditto.
1351 (*cmp_ssub_si): Ditto.
1352 (*cmp_ssub_sidi): Ditto.
1354 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1358 Remove invalid assert and wrong comment.
1360 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1363 * flags.h (final_insns_dump_p): New extern.
1364 * final.c (final_insns_dump_p): New variable.
1365 (rest_of_clean_state): Set it before -fdump-final-insns=
1366 dumping, clear afterwards.
1367 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1368 MEM_ALIAS_SET on MEMs.
1370 2010-03-26 David S. Miller <davem@davemloft.net>
1372 * configure.ac: Fix sparc GOTDATA_OP bug check.
1373 * configure: Rebuild.
1375 2010-03-26 Alan Modra <amodra@gmail.com>
1377 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1379 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1381 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1382 TLS_SECTION_ASM_FLAG.
1384 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1387 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1388 Clear first_function_block_is_cold.
1391 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1392 argument if the argument is truth_value_p.
1394 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1396 * config/rs6000/constraints.md: Update copyright year for my changes.
1399 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1400 used in reg+reg addressing, swap registers.
1402 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1405 * target.h (struct gcc_target): Add code_end hook.
1406 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1408 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1409 * toplev.c (compile_file): Call targetm.asm_out.code_end
1410 hook before unwind info/debug info output.
1411 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1412 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1413 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1414 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1415 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1416 * config/i386/i386.c (ix86_file_end): Renamed to...
1417 (ix86_code_end): ... this. Make static. Don't call
1418 file_end_indicate_exec_stack. Emit unwind info using
1419 final_start_function/final_end_function.
1420 (darwin_x86_file_end): Remove.
1421 (TARGET_ASM_CODE_END): Define.
1422 * config/i386/i386.h (TARGET_ASM_FILE_END,
1423 NEED_INDICATE_EXEC_STACK): Don't define.
1424 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1425 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1426 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1427 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1430 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1431 at the beginning and final_end_function at the end.
1432 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1434 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1436 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1437 and Sun as TLS syntax.
1438 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1439 * configure: Regenerate.
1440 * config.in: Regenerate.
1441 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1442 (default_elf_asm_named_section): Use it.
1443 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1444 (i386_output_dwarf_dtprel): Likewise.
1445 (output_addr_const_extra): Likewise.
1446 (output_pic_addr_const): Lowercase @GOTTPOFF.
1447 (output_addr_const_extra): Likewise.
1448 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1449 (output_addr_const_extra): Likewise.
1450 (output_pic_addr_const): Lowercase @INDNTPOFF.
1451 (output_addr_const_extra): Likewise.
1452 (output_pic_addr_const): Lowercase @NTPOFF.
1453 (output_addr_const_extra): Likewise.
1454 (output_pic_addr_const): Lowercase @TPOFF.
1455 (output_addr_const_extra): Likewise.
1456 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1457 (*tls_global_dynamic_64): Likewise.
1458 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1459 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1461 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1462 (ASM_OUTPUT_TLS_COMMON): Use it.
1463 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1466 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1467 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1468 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1469 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1470 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1471 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1473 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1475 * config/i386/i386.c (override_options): Don't accept
1476 -mtls-dialect=sun any longer.
1477 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1478 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1479 (*tls_local_dynamic_base_32_sun): Likewise.
1480 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1482 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1485 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1486 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1489 * ira.c (adjust_cleared_regs): New function.
1490 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1494 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1496 * expr.c (expand_expr_real): Restore previous
1497 curr_insn_source_location and curr_insn_block after
1498 expand_expr_real_1 call.
1499 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1500 instead of expand_expr_real_1.
1502 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1504 PR rtl-optimization/43413
1505 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1508 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1511 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1512 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1514 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/i386.c (ix86_target_string): Add -mfma.
1517 Fix a typo in comment.
1519 2010-03-22 Mike Stump <mikestump@comcast.net>
1522 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1523 Don't overly align based upon packed packed fields.
1525 2010-03-22 Jason Merrill <jason@redhat.com>
1527 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1528 Use () rather than [], and move before the element type.
1530 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1532 * doc/configfiles.texi (Configuration Files): Removed
1533 fixinc/Makefile*, intl/Makefile.*.
1534 * doc/makefile.texi: Fixed markup. Abstract from version
1535 control system used.
1536 (Makefile): Removed obsolete gcc/java/parse.y example.
1537 * doc/sourcebuild.texi: Likewise.
1538 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1539 libgomp, libssp. Removed fastjar.
1540 (Miscellaneous Docs): Clarify location.
1541 Added COPYING3, COPYING3.LIB.
1542 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1544 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1547 * config/i386/i386.c (x86_function_profiler)
1548 [!NO_PROFILE_COUNTERS]: Fix typo.
1549 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1552 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1553 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1555 * doc/sourcebuild.texi (Test Directives): Split into six
1556 subsections, with most of the current text in new subsections
1557 Directives, Selectors, and Final Actions.
1558 (Directives): Split list of test directives into multiple
1560 (Selectors): Describe use and syntax of selectors.
1561 (Effective-Target Keywords): Describe all existing keywords.
1562 (Add Options): Describe features for dg-add-options.
1563 (Require Support): Describe variants of dg-require-support.
1564 (Final Actions): Describe commands to use in dg-final.
1566 2010-03-22 Michael Matz <matz@suse.de>
1569 * recog.c (validate_replace_rtx_group): Replace also in
1570 REG_EQUAL and REG_EQUIV notes.
1572 2010-03-22 Richard Guenther <rguenther@suse.de>
1574 PR tree-optimization/43390
1575 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1576 sure vector extracts are type correct.
1578 2010-03-22 Richard Guenther <rguenther@suse.de>
1581 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1582 x * sqrt (x) even when optimizing for size if the target
1583 has native support for sqrt.
1585 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1587 * varasm.c (make_decl_rtl_for_debug): Also clear
1588 flag_mudflap for the duration of make_decl_rtl call.
1591 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1592 locs from preserved VALUEs.
1594 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1597 * pa.md (movmemsi): Set align to one if zero.
1598 (movmemdi): Likewise.
1600 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1603 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1604 with their corresponding prologue pushes.
1606 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1609 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1610 at the begining or end.
1611 (spu_expand_epilogue): Likewise.
1613 2010-03-20 Richard Guenther <rguenther@suse.de>
1615 PR rtl-optimization/43438
1616 * combine.c (make_extraction): Properly zero-/sign-extend an
1617 extraction of the low part of a CONST_INT. Also handle
1620 2010-03-19 Mike Stump <mikestump@comcast.net>
1622 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1623 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1624 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1626 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1629 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1632 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1634 PR rtl-optimization/42258
1635 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1636 use that may match DEF.
1639 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1640 the cost of loading the constant rather than assuming
1642 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1643 outer code is AND, do the same tests as the andsi3 expander and
1644 return COSTS_N_INSNS (1) if and is cheap.
1646 * optabs.c (avoid_expensive_constant): Fix formatting.
1648 2010-03-19 Michael Matz <matz@suse.de>
1651 * attribs.c (decl_attributes): When rebuilding a function pointer
1652 type use the same qualifiers as the original pointer type.
1654 2010-03-19 Martin Jambor <mjambor@suse.cz>
1656 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1657 and is_gimple_ip_invariant_address.
1659 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1662 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1664 * config/arm/arm.c (arm_override_options): Turn off
1665 flag_dwarf2_cfi_asm for AAPCS variants.
1667 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1670 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1671 Use PRE_MODIFY instead of PRE_DEC.
1672 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1673 (vfp_emit_fstmd): Likewise.
1675 2010-03-19 Michael Matz <matz@suse.de>
1678 * builtins.c (expand_builtin_interclass_mathfn,
1679 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1682 2010-03-19 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/43415
1685 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1686 (phi_translate_1): ... this.
1687 (phi_translate): Move all caching here. Cache all NARY
1688 and REFERENCE translations.
1690 2010-03-19 David S. Miller <davem@davemloft.net>
1692 With help from Eric Botcazou.
1693 * config/sparc/sparc.c: Include dwarf2out.h.
1694 (emit_pic_helper): Delete.
1695 (pic_helper_symbol_name): Delete.
1696 (pic_helper_emitted_p): Delete.
1697 (pic_helper_needed): New.
1698 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1699 (get_pc_thunk_name): New.
1700 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1701 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1702 Set pic_helper_needed to true. Don't call emit_pic_helper.
1703 (sparc_expand_prologue): Update load_pic_register call.
1704 (sparc_output_mi_thunk): Likewise.
1705 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1706 thunk if possible. Output CFI information as needed.
1708 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1709 Jack Howarth <howarth@bromo.med.uc.edu>
1712 * config/i386/i386.h: Fix ABI on darwin x86-32.
1714 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1716 * tree.h: Declare make_decl_rtl_for_debug.
1717 * varasm.c (make_decl_rtl_for_debug): New.
1718 * dwarf2out.c (rtl_for_decl_location): Call it.
1719 * cfgexpand.c (expand_debug_expr): Call it.
1721 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1724 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1728 * var-tracking.c (vt_init_cfa_base): Do nothing if
1729 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1731 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1734 * var-tracking.c (canonicalize_vars_star): New.
1735 (dataflow_post_merge_adjust): Use it.
1737 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1740 * var-tracking.c (non_suitable_const): New function.
1741 (add_uses): For DEBUG_INSNs with constants, don't record any
1742 value, instead just the constant value itself.
1743 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1744 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1745 (emit_notes_in_bb): Likewise.
1746 (emit_note_insn_var_location): For onepart variables if
1747 cur_loc is a VOIDmode constant, use DECL_MODE.
1749 2010-03-18 Martin Jambor <mjambor@suse.cz>
1752 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1753 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1754 all non-clones. Moved call redirection...
1755 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1756 (cgraph_materialize_all_clones): Dispose of all
1757 combined_args_to_skip bitmaps.
1758 (verify_cgraph_node): Do not check for edges pointing to wrong
1759 nodes in inline clones.
1760 * tree-inline.c (copy_bb): Call
1761 cgraph_redirect_edge_call_stmt_to_callee.
1762 * ipa.c (cgraph_remove_unreachable_nodes): Call
1763 cgraph_node_remove_callees even when there are used clones.
1765 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1769 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1772 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1775 2010-03-18 Michael Matz <matz@suse.de>
1778 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1779 into sqrt(x) if we need to preserve signed zeros.
1781 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1782 Eric Botcazou <ebotcazou@adacore.com>
1784 PR rtl-optimization/43360
1785 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1786 note if we don't know its invariant status.
1788 2010-03-18 Michael Matz <matz@suse.de>
1790 PR tree-optimization/43402
1791 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1792 PHI chains of ssa names registered for update.
1794 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1797 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1798 non-offsettable and pre_modify update addressing.
1799 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1800 and "2" alternatives "#".
1801 (*movdd_softfloat32): Make all alternatives "#";
1802 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1803 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1804 (*movdf_softfloat32): Make all alternatives "#";
1805 (movdi): Use the new DIFD mode iterator to create a common splitter
1806 for movdi, movdf and movdd patterns.
1808 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1810 * common.opt (dumpdir): Remove redundant tab.
1812 2010-03-17 Martin Jambor <mjambor@suse.cz>
1814 PR tree-optimization/43347
1815 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1816 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1818 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1820 PR rtl-optimization/42216
1821 * regrename.c (create_new_chain): New function, broken out from...
1822 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1823 appending a use to an empty chain.
1824 (build_def_use): Remove previous changes that convert OP_INOUT to
1825 OP_OUT operands; instead detect the case where an OP_INOUT operand
1826 uses a previously untracked register and create an empty chain for it.
1828 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1830 * doc/extend.texi (Function Attributes): Rewrite unfinished
1831 sentence in ms_abi documentation.
1833 2010-03-17 Alan Modra <amodra@gmail.com>
1835 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1836 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1837 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1838 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1840 2010-03-16 Richard Henderson <rth@redhat.com>
1843 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1844 (lower_try_finally): Save and restore eh_seq around the expansion
1847 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1849 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1850 statements before splitting block.
1852 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1854 * doc/sourcebuild.texi (Testsuites): Fix markup.
1855 Use pathnames relative to gcc/testsuite.
1856 (Test Directives): Move description of how timeout is determined.
1857 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1858 (C Tests): Correct gcc.misc-tests directory.
1859 Framework tests now live in gcc.test-framework.
1861 2010-03-16 Richard Guenther <rguenther@suse.de>
1864 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1865 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1867 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1868 Alexandre Oliva <aoliva@redhat.com>
1870 PR tree-optimization/42917
1871 * lambda-code.c (remove_iv): Skip debug statements.
1872 (lambda_loopnest_to_gcc_loopnest): Likewise.
1873 (not_interesting_stmt): Debug statements are not interesting.
1875 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1879 * cselib.c (cselib_preserve_constants,
1880 cfa_base_preserved_val): New static variables.
1881 (preserve_only_constants): New function.
1882 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1883 clear its REG_VALUES. If cselib_preserve_constants, don't
1884 empty the whole hash table, but preserve there VALUEs with constants,
1885 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1886 (cselib_preserve_cfa_base_value): New function.
1887 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1888 (cselib_init): Change argument to int bitfield. Set
1889 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1891 (cselib_finish): Clear cselib_preserve_constants and
1892 cfa_base_preserved_val.
1893 * cselib.h (enum cselib_record_what): New enum.
1894 (cselib_init): Change argument to int.
1895 (cselib_preserve_cfa_base_value): New prototype.
1896 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1897 * dse.c (dse_step1): Likewise.
1898 * cfgcleanup.c (thread_jump): Likewise.
1899 * sched-deps.c (sched_analyze): Likewise.
1900 * gcse.c (local_cprop_pass): Likewise.
1901 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1902 If FN is non-NULL, call the callback always and whenever it returns
1903 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1904 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1905 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1906 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1907 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1908 * var-tracking.c: Include recog.h.
1909 (bb_stack_adjust_offset): Remove.
1910 (vt_stack_adjustments): Don't call it, instead just gather the
1911 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1912 (adjust_stack_reference): Remove.
1913 (compute_cfa_pointer): New function.
1914 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1915 (struct adjust_mem_data): New type.
1916 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1918 (get_address_mode): New function.
1919 (replace_expr_with_values): Use it.
1920 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1921 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1922 (adjust_sets): Remove.
1923 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1924 Use get_address_mode.
1925 (get_adjusted_src): Remove.
1926 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1927 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1928 (add_with_sets): Don't call adjust_sets.
1929 (fp_setter, vt_init_cfa_base): New functions.
1930 (vt_initialize): Change return type to bool. Move most of pool etc.
1931 initialization to the beginning of the function from end. Pass
1932 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1933 If !frame_pointer_needed, call vt_stack_adjustment before mos
1934 vector is filled, call vt_init_cfa_base if argp/framep has been
1935 eliminated to sp. If frame_pointer_needed and argp/framep has
1936 been eliminated to hard frame pointer, set
1937 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1938 encountering fp setter in the prologue. For MO_ADJUST, call
1939 log_op_type before pusing the op into mos vector, not afterwards.
1940 Call adjust_insn before cselib_process_insn/add_with_sets,
1941 call cancel_changes (0) afterwards.
1942 (variable_tracking_main_1): Adjust for vt_initialize calling
1943 vt_stack_adjustments and returning whether it succeeded or not.
1945 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1947 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1950 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1952 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1954 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1955 drap_reg has not been set.
1957 2010-03-15 Michael Matz <matz@suse.de>
1960 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1961 use it to expand block copies.
1962 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1963 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1964 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1966 2010-03-15 Richard Guenther <rguenther@suse.de>
1968 PR tree-optimization/43367
1969 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1972 2010-03-15 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/43317
1975 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1977 2010-03-15 Martin Jambor <mjambor@suse.cz>
1979 PR tree-optimization/43141
1980 * tree-sra.c (create_abstract_origin): New function.
1981 (modify_function): Call create_abstract_origin.
1983 2010-03-15 Chris Demetriou <cgd@google.com>
1985 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1988 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1991 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1992 call insert_out_of_ssa_copy for default definitions.
1994 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1996 * graphite-clast-to-gimple.c (my_long_long): Defined.
1997 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1998 * graphite-sese-to-poly.c (my_long_long): Defined.
1999 (scop_ivs_can_be_represented): Use it.
2001 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2003 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2004 graphite-max-bbs-per-function, and loop-block-tile-size.
2005 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2007 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2009 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2011 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2012 forward declaration.
2013 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2014 (add_upper_bounds_from_estimated_nit): New.
2015 (build_loop_iteration_domains): Use it.
2017 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2019 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2021 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2024 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2025 should be an INTEGER_CST. Also handle CASE_CONVERT.
2027 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2029 * graphite.c (graphite_initialize): To bound the number of bbs per
2030 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2031 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2032 * doc/invoke.texi: Document it.
2034 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2036 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2037 * graphite-sese-to-poly.h (build_poly_scop): Same.
2039 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2041 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2042 the number of parameters in the scop. Use as an upper bound
2043 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2044 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2045 * doc/invoke.texi: Document it.
2047 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2049 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2050 * doc/c-tree.texi: Remove.
2051 * doc/generic.texi: Merge c-tree.texi here.
2052 * doc/gccint.texi (Trees): Remove menu entry.
2053 (c-tree.texi): Remove @include.
2054 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2055 * doc/languages.texi (Reading RTL): Ditto.
2057 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2060 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2062 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2065 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2066 code added to work around reload clobbering CONST insns.
2068 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2070 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2071 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2072 (cselib_preserve_only_values): Remove retain argument, don't
2073 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2074 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2075 * var-tracking.c (micro_operation): Move insn field before union.
2076 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2077 (struct variable_tracking_info_def): Remove n_mos field, change
2078 mos into a vector of micro_operations.
2079 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2080 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2081 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2082 changing into a vector.
2083 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2084 come before all other uops generated by add_stores.
2085 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2087 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2088 a vector. Run just one pass over the bbs instead of separate counting
2089 and computation phase.
2090 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2093 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2094 into *nonlocalized_list vector.
2095 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2096 even if origin is non-NULL.
2097 (gen_variable_die): Likewise.
2098 (process_scope_var): Don't change origin.
2099 (gen_decl_die): Likewise.
2100 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2101 before adding new edges instead of after it, fix moving over
2104 2010-03-11 David S. Miller <davem@davemloft.net>
2106 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2108 * configure: Rebuild.
2110 2010-03-11 Martin Jambor <mjambor@suse.cz>
2112 PR tree-optimization/43257
2113 * tree.c (assign_assembler_name_if_neeeded): New function.
2114 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2116 * tree.h (assign_assembler_name_if_neeeded): Declare.
2117 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2118 the function if needed.
2120 2010-03-11 Chris Demetriou <cgd@google.com>
2122 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2123 include/stdint-gcc.h, and include/stdint.h world-readable.
2125 2010-03-11 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/43255
2128 * tree-vrp.c (process_assert_insertions_for): Do not insert
2129 asserts for trivial conditions.
2131 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2133 PR tree-optimization/43280
2134 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2135 generation. Move calculation of size out of the if branch.
2136 (find_bswap): Modify compare number generation.
2138 2010-03-11 Richard Guenther <rguenther@suse.de>
2141 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2142 (input_gimple_stmt): Fixup handled component types during
2143 operand read. Also fix up decls in ADDR_EXPRs.
2145 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2147 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2148 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2150 2010-03-10 Jan Hubicka <jh@suse.cz>
2153 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2154 * varasm.c (get_variable_section): Don't do that here...
2155 (make_decl_rtl): ... and here.
2156 (do_assemble_alias): Produce decl RTL.
2157 (assemble_alias): Likewise.
2159 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2162 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2163 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2165 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2166 (based_loc_descr): Only express drap or vdrap regno based expressions
2167 using DW_OP_fbreg when not optimizing.
2168 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2169 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2170 REG_CFA_SET_VDRAP note.
2172 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2174 PR tree-optimization/43236
2175 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2176 error in calculation of base address in reverse iteration case.
2177 (generate_builtin): Take number of latch executions if the statement
2180 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2183 * tree-eh.c: Include pointer-set.h.
2184 (lower_eh_dispatch): Filter out duplicate case labels and
2185 remove the unneeded edge when the label is unused. Return
2186 true when some edges are removed.
2187 (execute_lower_eh_dispatch): When any lowering resulted in
2188 removing an edge, also delete unreachable blocks.
2190 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2193 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2194 UNSPEC_MACHOPIC_OFFSET.
2196 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2199 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2200 (m68k_delegitimize_address): New function.
2202 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2205 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2208 * var-tracking.c (adjust_sets): New function.
2209 (count_with_sets, add_with_sets): Use it.
2210 (get_adjusted_src): New inline function.
2211 (add_stores): Use it.
2214 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2215 call cselib_dummy_expand_value_rtx_cb instead of
2216 cselib_expand_value_rtx_cb.
2219 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2220 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2221 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2222 and .cfi_endproc around the pic thunks.
2223 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2224 all queued unwind info register saves are saved before the call.
2225 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2226 considered as sp-=4 for unwind info and the pop as sp+=4 which
2227 also clobbers dest, but doesn't actually restore it.
2230 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2231 RTX_FRAME_RELATED_P.
2233 2010-03-09 Jie Zhang <jie@codesourcery.com>
2235 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2236 whitespaces in output template.
2238 2010-03-09 Jie Zhang <jie@codesourcery.com>
2240 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2243 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2245 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2246 builtins.exp in a separate job.
2248 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2250 * graphite-sese-to-poly.c (add_param_constraints): Use
2251 lower_bound_in_type and upper_bound_in_type.
2253 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2255 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2256 instead of unsigned_type_node.
2258 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2259 Reza Yazdani <reza.yazdani@amd.com>
2262 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2263 on pointer type parameters.
2265 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2269 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2270 handle conversions from pointer to integers.
2271 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2272 induction variable, to be able to work with code generated by CLooG.
2273 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2274 (build_poly_scop): Bail out if we cannot codegen a loop.
2276 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2278 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2279 code generation with gloog_error.
2281 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2283 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2284 Call fold_convert on all the returned values.
2285 (expand_scalar_variables_expr): Pass to
2286 expand_scalar_variables_ssa_name the type of the resulting expression.
2288 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2290 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2291 ppl_min_for_le_pointset.
2292 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2293 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2295 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2297 * graphite-dependences.c (map_into_dep_poly): Removed.
2298 (dependence_polyhedron_1): Use combine_context_id_scat.
2300 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2302 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2303 (struct poly_bb): Same.
2304 (combine_context_id_scat): New.
2306 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2309 * sese.c (name_defined_in_loop_p): Return false for default
2312 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2314 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2315 and clean up the logic.
2317 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2319 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2322 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2324 * var-tracking.c (remove_cselib_value_chains): Define only for
2326 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2327 delete_slot_part, emit_notes_for_differences_1): Don't call
2328 remove_cselib_value_chains here.
2329 (set_slot_part, emit_notes_for_differences_2): Don't call
2330 add_cselib_value_chains here.
2331 (preserved_values): New vector.
2332 (preserve_value): New function.
2333 (add_uses, add_stores, vt_add_function_parameters): Use it
2334 instead of cselib_preserve_value.
2335 (changed_values_stack): New vector.
2336 (check_changed_vars_0): New function.
2337 (check_changed_vars_1, check_changed_vars_2): Use it.
2338 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2339 changed_values_stack VALUEs.
2340 (vt_emit_notes): For all preserved_values call
2341 add_cselib_value_chains. If ENABLE_CHECKING call
2342 remove_cselib_value_chains before verifying value_chains is empty.
2343 Initialize and free changed_values_stack.
2344 (vt_initialize): Initialize preserved_values.
2345 (vt_finalize): Free preserved_values.
2347 2010-03-08 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/43269
2350 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2353 2010-03-08 Martin Jambor <mjambor@suse.cz>
2355 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2356 (ipa_is_param_called): Removed.
2357 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2358 (ipa_print_node_params): Do not print the called flag.
2359 (ipa_write_node_info): Do not stream the called flag.
2360 (ipa_read_node_info): Likewise.
2362 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2365 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2366 * cselib.c (struct expand_value_data): Add dummy field.
2367 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2369 (cselib_dummy_expand_value_rtx_cb): New function.
2370 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2372 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2373 * var-tracking.c: Include pointer-set.h.
2374 (variable): Change n_var_parts to char from int. Add
2375 cur_loc_changed and in_changed_variables fields.
2376 (variable_canonicalize): Remove.
2377 (shared_var_p): New inline function.
2378 (unshare_variable): Maintain cur_loc_changed and
2379 in_changed_variables fields. If var was in changed_variables,
2380 replace it there with new_var. Just copy cur_loc instead of
2381 resetting it to something else.
2382 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2383 (dataflow_set_union): Don't call variable_canonicalize.
2384 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2385 of their DEBUG_EXPR_TREE_DECLs.
2386 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2387 and in_changed_variables and cur_loc_changed is false.
2388 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2389 and cur_loc_changed. Don't update cur_loc here.
2390 (variable_merge_over_src): Don't call variable_canonicalize.
2391 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2392 removing loc that is equal to cur_loc, clear cur_loc,
2393 set cur_loc_changed and ensure variable_was_changed is called.
2394 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2395 compare pointers in cur_loc check, if it is equal to loc,
2396 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2397 (variable_different_p): Remove compare_current_location argument,
2398 don't compare cur_loc.
2399 (dataflow_set_different_1): Adjust variable_different_p caller.
2400 (variable_was_changed): If dv had some var in changed_variables
2401 already, reset in_changed_variables flag for it and propagate
2402 cur_loc_changed over to the new variable. On empty var
2403 always set cur_loc_changed. Set in_changed_variables on whatever
2404 var is added to changed_variables.
2405 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2406 Use shared_var_p. When removing loc that is equal to cur_loc,
2407 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2408 end, don't set it to something else, just call variable_was_changed.
2409 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2410 loc being removed, clear cur_loc and set cur_loc_changed.
2411 Set cur_loc_changed if all locations have been removed.
2412 (struct expand_loc_callback_data): New type.
2413 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2414 allocated. Always create SUBREGs if simplify_subreg failed.
2415 Prefer to use cur_loc, when that fails and still in
2416 changed_variables (and seen first time) recompute it. Set
2417 cur_loc_changed of variables which had to change cur_loc and
2418 compute elcd->cur_loc_changed if any of the subexpressions used
2419 had to change cur_loc.
2420 (vt_expand_loc): Adjust to pass arguments in
2421 expand_loc_callback_data structure.
2422 (vt_expand_loc_dummy): New function.
2423 (emitted_notes): New variable.
2424 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2425 that weren't used for any other decl in current
2426 emit_notes_for_changes call call vt_expand_loc_dummy to update
2427 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2428 first loc_chain location if NULL before. Always use just
2429 cur_loc instead of first loc_chain location. When cur_loc_changed
2430 is false, when not --enable-checking=rtl just don't emit any note.
2431 When rtl checking, compute the note and assert it is the same
2432 as previous note. Clear cur_loc_changed and in_changed_variables
2433 at the end before removing from changed_variables.
2434 (check_changed_vars_3): New function.
2435 (emit_notes_for_changes): Traverse changed_vars to call
2436 check_changed_vars_3 on each changed var.
2437 (emit_notes_for_differences_1): Clear cur_loc_changed and
2438 in_changed_variables. Recompute cur_loc of new_var.
2439 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2440 (vt_emit_notes): Initialize and destroy emitted_notes.
2442 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2444 PR rtl-optimization/42220
2445 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2446 Use verify_reg_tracked to determine if we should use OP_OUT rather
2448 (build_def_use): If we see an in-out operand for a register that we
2449 know nothing about, treat is an output if possible, fail the block if
2452 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2455 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2458 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2461 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2462 uses of relevant DEFs that are dead outside the loop too.
2464 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2466 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2468 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2470 * var-tracking.c (values_to_unmark): New variable.
2471 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2472 values_to_unmark vector. Moved body to...
2473 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2474 instead queue it into values_to_unmark vector.
2475 (vt_find_locations): Free values_to_unmark vector.
2477 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2479 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2480 (site.exp): Export them when plugins are enabled.
2482 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2485 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2487 (chrec_fold_multiply): Same.
2489 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2492 * c-decl.c (build_compound_literal): Return early if init is
2495 2010-03-04 Martin Jambor <mjambor@suse.cz>
2497 PR tree-optimization/43164
2498 PR tree-optimization/43191
2499 * tree-sra.c (type_consists_of_records_p): Reject records with
2500 zero-size bit-fields at the end.
2502 2010-03-04 Mike Stump <mikestump@comcast.net>
2504 * Makefile.in (TAGS): Remove *.y.
2506 2010-03-04 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/40761
2509 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2511 (my_rev_post_order_compute): New function.
2512 (init_pre): Call it.
2514 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2517 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2518 decrease the cost of an IV candidate when the cost is infinite.
2520 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2522 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2523 Use '3DNow!' for the extension of that name, ensure normal space
2525 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2527 2010-03-03 Jeff Law <law@redhat.com>
2529 * PR middle-end/32693
2530 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2531 than gen_rtx_SUBREG.
2532 (extract_bit_field_1): Likewise.
2534 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2536 * doc/sourcebuild.texi (Test directives): Document that arguments
2537 include-opts and exclude-opts are now optional for dg-skip-if,
2538 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2540 2010-03-03 Jason Merrill <jason@redhat.com>
2543 * cgraph.h (varpool_node): Add extra_name field.
2544 * varpool.c (varpool_extra_name_alias): New.
2545 (varpool_assemble_decl): Emit extra name aliases.
2546 (varpool_mark_needed_node): Look past an extra name alias.
2547 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2548 * lto-streamer-in.c (lto_input_tree): Read it.
2549 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2551 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2553 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2554 (sparc*-*-solaris2*): ...this.
2556 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2559 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2560 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2561 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2562 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2565 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2566 fallthrough to default handling, just with want_address 0 instead of 2.
2567 For single element lists, add_AT_loc directly, otherwise create an
2568 artificial variable DIE and stick location list to it.
2571 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2572 (VAL_EXPR_HAS_REVERSE): Define.
2573 (reverse_op): New function.
2574 (add_stores): For reversible operations add an extra MO_VAL_USE.
2576 2010-03-02 Jason Merrill <jason@redhat.com>
2578 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2580 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2582 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2583 (sparc64-*-linux*): Likewise.
2584 (sparc64-*-solaris2*): Include assembler files before linker ones.
2585 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2586 * config/sparc/gas.h: Delete.
2587 * config/sparc/sol2-64.h: Add copyright notice.
2588 * config/sparc/sol2-gas-bi.h: Likewise.
2589 * config/sparc/sol2-gld.h: Likewise.
2590 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2591 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2592 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2593 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2594 (sparc_elf_asm_named_section): Rename into...
2595 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2597 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2599 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2601 2010-03-02 Jeff Law <law@redhat.com>
2604 * reload1.c (rtx_p, substitute_stack): Declare.
2605 (substitute): Record addresses of changed rtxs.
2606 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2607 Restore the original rtx when complete.
2608 (reload): Free subsitute_stack when complete.
2610 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2612 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2613 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2615 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2616 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2617 Torture Tests): Change from subsection to section.
2619 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2620 Steven Bosscher <steven@gcc.gnu.org>
2622 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2625 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2628 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2629 the assignment from the new induction variable to the assignment
2630 of the value from the original loop PHI function.
2632 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2633 Daniel Jacobowitz <dan@codesourcery.com>
2635 * doc/sourcebuild.texi (Test directives): Clarify options to
2638 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2640 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2641 Disable cfi directives unless GCC and gas agree on using read-only
2642 .eh_frame sections for 64-bit.
2643 * configure: Regenerate.
2645 2010-03-01 Richard Guenther <rguenther@suse.de>
2647 PR tree-optimization/43220
2648 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2649 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2651 2010-03-01 Richard Guenther <rguenther@suse.de>
2652 Martin Jambor <mjambor@suse.cz>
2655 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2656 gimplified parameters.
2658 2010-03-01 Christian Bruel <christian.bruel@st.com>
2660 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2662 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2664 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2666 2010-03-01 Richard Guenther <rguenther@suse.de>
2669 * expr.c (expand_assignment): Use the alias-oracle to tell
2670 if the rhs aliases the result decl.
2672 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2675 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2676 to sol_gt_pch_get_address.
2677 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2678 64-bit, SPARC and x86.
2679 (sol_gt_pch_get_address): New function.
2681 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2683 * toplev.h (inform_n, error_n): Declare.
2684 * diagnostic.c (inform_n, error_n): New function.
2686 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2688 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2689 has no rtl yet when processing local_decls, queue it and recheck
2690 if deferred stack allocation hasn't assigned it rtl.
2692 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2694 * config/sh/sh.c (unspec_bbr_uid): New.
2695 (gen_block_redirect): Use it instead of INSN_UID.
2696 (gen_far_branch): Likewise.
2698 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2700 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2701 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2703 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2705 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2706 (Warning Options): -Wno-conversion-null is valid for
2707 Objective-C++ as well.
2708 * doc/tm.texi (Named Address Spaces): Likewise.
2709 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2710 * doc/tree-ssa.texi (Tree SSA): Likewise.
2712 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2715 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2716 by default. Don't set the default arch for
2717 i[34567]86-*-darwin*|x86_64-*-darwin*.
2719 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2722 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2723 default. Set the default 32bit/64bit archs with $with_arch
2724 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2726 2010-02-27 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/43186
2729 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2730 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2731 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2732 unroller iterations.
2734 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2736 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2737 required and i[34567]86-*-* targets don't support 64bit ISA.
2739 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2742 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2745 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2747 * config.gcc: Set the default arch at least to Prescott for
2748 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2749 if SSE math is enabled.
2751 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2753 * diagnostic.c (diagnostic_initialize): Update.
2754 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2756 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2757 (diagnostic_inhibit_notes): New.
2758 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2760 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2763 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2764 * doc/standards.texi: Likewise.
2765 * doc/extend.texi: Likewise.
2766 * doc/trouble.texi: Likewise.
2767 * doc/cppopts.texi: Likewise.
2768 * doc/install.texi: Likewise.
2769 * c.opt (std=c90,std=gnu90): New options.
2770 * c-opts.c (c_common_handle_option): Handle them.
2772 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2775 * c-decl.c (undeclared_variable): Use an informative note.
2777 2010-02-26 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/43186
2780 * gimple.h (gimple_fold): Remove.
2781 * gimple.c (gimple_fold): Remove. Inline into single user ...
2782 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2783 Try harder for conditions.
2785 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2788 * function.c (used_types_insert): Don't skip through named pointer
2789 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2790 and it is different from the main variant's type.
2792 2010-02-26 Nick Clifton <nickc@redhat.com>
2794 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2796 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2798 * config.gcc: Support --with-fpmath=sse for x86.
2800 * config/i386/ssemath.h: New.
2802 * doc/install.texi (--with-fpmath=sse): Documented.
2804 2010-02-26 Richard Guenther <rguenther@suse.de>
2806 PR tree-optimization/43188
2807 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2808 vector types of over-aligned element type.
2810 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2813 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2814 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2816 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2818 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2820 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2822 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2823 * var-tracking.c: Include diagnostic.h.
2824 (debug_dv): New function.
2825 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2828 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2829 (add_value_chain, add_value_chains, remove_value_chain,
2830 remove_value_chains): Handle DEBUG_EXPRs.
2831 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2834 * regcprop.c (struct queued_debug_insn_change): New type.
2835 (struct value_data_entry): Add debug_insn_changes field.
2836 (struct value_data): Add n_debug_insn_changes field.
2837 (debug_insn_changes_pool): New variable.
2838 (free_debug_insn_changes, apply_debug_insn_changes,
2839 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2840 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2841 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2843 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2845 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2846 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2847 changes, call cprop_find_used_regs via note_stores.
2848 (copyprop_hardreg_forward): When copying vd from predecessor
2849 which has any queued DEBUG_INSN changes, make sure the pointers are
2850 cleared. At the end call df_analyze and then if there are any
2851 DEBUG_INSN changes queued at the end of some basic block for still
2852 live registers, apply them.
2853 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2855 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2857 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2860 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2862 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2863 targets. Set the default with_cpu/with_arch from arch/cpu.
2864 Allow x86-64 and native for with_cpu/with_arch.
2866 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2868 * ebitmap.c: Change calls to verify_popcount with calls to
2869 sbitmap_verify_popcount.
2870 (ebitmap_clear_bit): Fixed map->cacheindex test and
2871 map>cache update when bit clearing results in an empty
2874 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2877 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2878 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2879 and support both V2DF and V2DI modes.
2880 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2881 support both V2DF and V2DI modes.
2882 (general): Delete trailing whitespace from a few patterns.
2884 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2885 V2DF/V2DI interleave high/low builtins.
2887 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2890 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2891 interleave high/low functions.
2893 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2895 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2896 #pragma extern_prefix.
2898 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2901 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2902 BLKmode, assert op0 is a MEM and just adjust its mode.
2905 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2906 if bitpos isn't multiple of mode's bitsize.
2908 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2910 * c.opt (-ftemplate-depth=): New.
2911 (-ftemplate-depth-): Deprecate.
2912 * optc-gen.awk: Handle -ftemplate-depth=.
2913 * opth-gen.awk: Likewise.
2914 * c-opts.c (c_common_handle_option): Likewise.
2915 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2917 2010-02-24 Jason Merrill <jason@redhat.com>
2919 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2921 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2923 * cfg.c (alloc_aux_for_block): Remove inline.
2924 (alloc_aux_for_edge): Likewise.
2926 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2928 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2930 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2932 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2933 * config/i386/sol2-gas.h: New file.
2934 * config.gcc (i[34567]86-*-solaris2*): Use it.
2936 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2939 * c-typeck.c (ep_convert_and_check): New.
2940 (build_conditional_expr): Use it.
2941 (build_binary_op): Likewise.
2943 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2945 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2948 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2949 bounds even for -O+.
2950 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2951 expr needs to have DECL_NAME set.
2953 2010-02-24 Nick Clifton <nickc@redhat.com>
2955 * config/mep/mep.c: Include gimple.h.
2956 (mep_function_uses_sp): Delete unused function.
2957 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2958 parameters. Use unsigned integers to count args. Return a
2959 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2961 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2964 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2965 greater or equal to nelt instead of 2 * nelt.
2966 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2969 2010-02-23 Jason Merrill <jason@redhat.com>
2972 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2973 in cfun->local_decls even if they have register types.
2976 * stor-layout.c (place_field): Don't warn about unnecessary
2977 DECL_PACKED if the type is packed.
2979 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2982 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2983 GOTOFF relocs, even when the base reg isn't pic pointer.
2985 2010-02-23 Michael Matz <matz@suse.de>
2988 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2989 (expand_gimple_basic_block): Generate and use debug temps if there
2990 are debug uses left after the last real use of TERed ssa names.
2991 Unlink debug immediate uses when they are expanded.
2993 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2996 * config/i386/i386.c (override_options): Reorganise to provide
2997 better error messages.
2999 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3002 * graphite-scop-detection.c (create_single_exit_edge): Move
3003 the call to find_single_exit_edge to....
3004 (create_sese_edges): ...here. Don't handle multiple edges
3005 exiting the function.
3006 (build_graphite_scops): Don't handle multiple edges
3007 exiting the function.
3009 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3012 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3013 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3015 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3018 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3020 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3023 * c-typeck.c (convert_arguments): Print declaration location.
3024 * c-common.c (validate_nargs): Rename as
3025 builtin_function_validate_nargs.
3026 (check_builtin_function_arguments): Update.
3028 2010-02-22 Richard Guenther <rguenther@suse.de>
3031 * tree-inline.c (declare_return_variable): Use the type of
3032 the call stmt lhs if available.
3034 2010-02-22 Duncan Sands <baldrick@free.fr>
3036 * passes.c (register_pass): Always consider all pass lists when
3037 ref_pass_instance_number is zero.
3039 2010-02-22 Richard Guenther <rguenther@suse.de>
3041 PR tree-optimization/42749
3042 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3043 parameter. Do arithmetic in the original type.
3044 (update_accumulator_with_ops): Likewise.
3045 (adjust_accumulator_values): Adjust.
3047 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3049 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3050 (QI to BLKmode splitter): New splitter.
3052 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3054 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3055 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3057 2010-02-22 Richard Guenther <rguenther@suse.de>
3059 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3061 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3063 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3064 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3065 ($(T)crti.o, $(T)crtn.o): Remove rules.
3067 2010-02-21 Tobias Burnus <burnus@net-b.de>
3070 * doc/invoke.texi (-fassociative-math): Document that this
3071 option is automatically enabled for Fortran.
3073 2010-02-20 David S. Miller <davem@davemloft.net>
3075 * configure.ac: Test if linker and assembler properly support
3076 GOTDATA_OP relocations.
3077 * configure: Rebuild.
3078 * config.in: Likewise.
3079 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3080 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3081 (movsi_high_pic): Likewise.
3082 (movdi_lo_sum_pic): Likewise.
3083 (movdi_high_pic): Likewise.
3084 (movsi_pic_gotdata_op): New pattern.
3085 (movdi_pic_gotdata_op): Likewise.
3086 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3087 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3089 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3092 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3093 attribute to ssemul.
3094 (xop_mulv2div2di3_high): Ditto.
3096 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3099 * c.opt (Wconversion-null): New option.
3100 * doc/invoke.texi (Wconversion-null): Document.
3102 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3104 * common.opt (Wlarger-than-): Add Undocumented.
3106 2010-02-19 Mike Stump <mikestump@comcast.net>
3108 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3110 2010-02-19 Jason Merrill <jason@redhat.com>
3113 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3114 * configure: Likewise.
3116 2010-02-20 Alan Modra <amodra@gmail.com>
3119 * cgraph.h (cgraph_make_decl_local): Declare.
3120 * cgraph.c (cgraph_make_decl_local): New function.
3121 (cgraph_make_node_local): Use it.
3122 * cgraphunit.c (cgraph_function_versioning): Likewise.
3123 * ipa.c (function_and_variable_visibility): Likewise.
3125 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3128 * except.c (sjlj_emit_function_enter): Don't call
3129 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3131 * rtl.h (add_reg_br_prob_note): Remove prototype.
3133 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3136 * c-common.c (conversion_warning): Remove widening conversions
3137 before checking the conversion of integers to reals.
3139 2010-02-19 Mike Stump <mikestump@comcast.net>
3142 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3145 * cgraphunit.c (process_function_and_variable_attributes): Check
3146 DECL_PRESERVE_P instead of looking up attribute "used".
3147 * ipa-pure-const.c (check_decl): Likewise.
3148 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3149 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3150 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3151 instead of attribute "used".
3152 * config/sol2-c.c (solaris_pragma_init): Likewise.
3153 (solaris_pragma_fini): Likewise.
3155 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3157 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3158 Use XCNEW instead of xcalloc.
3159 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3160 XNEW instead of xmalloc.
3161 (get_fields): Use XNEWVEC instead of xmalloc.
3164 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3165 populate vars array.
3166 (create_new_general_access): For debug stmts just reset value.
3167 (get_stmt_accesses): For accesses within debug stmts just record them
3168 using add_access_to_acc_sites instead of preventing the peeling or
3169 counting them as accesses.
3172 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3174 2010-02-19 Richard Guenther <rguenther@suse.de>
3176 PR tree-optimization/42916
3177 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3180 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3182 * configure.ac: Replace all uses of changequote in macro arguments
3183 with proper quoting.
3185 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3188 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3190 2010-02-19 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/42944
3193 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3194 test for aliasing with errno.
3196 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3199 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3200 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3201 * dojump.c: Include output.h.
3202 (inv): New inline function.
3203 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3204 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3205 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3206 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3207 argument, pass it down to other calls.
3208 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3209 add REG_BR_PROB note to the conditional jump.
3210 * cfgexpand.c (add_reg_br_prob_note): Removed.
3211 (expand_gimple_cond): Don't call it, add the probability
3212 as last argument to jumpif_1/jumpifnot_1.
3213 * Makefile.in (dojump.o): Depend on output.h.
3214 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3216 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3217 * stmt.c (do_jump_if_equal): Likewise.
3218 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3219 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3220 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3222 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3223 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3224 jumpifnot_1 callers.
3225 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3227 (store_expr): Adjust jumpifnot caller.
3228 (store_constructor): Adjust jumpif caller.
3231 * gimplify.c (gimple_boolify): For __builtin_expect call
3232 gimple_boolify also on its first argument.
3234 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3236 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3238 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3239 * configure: Regenerated.
3241 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3243 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3244 lang_hooks.types_compatible_p instead of comptypes.
3246 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3248 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3249 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3250 if __prefer_thumb__ is defined.
3252 2010-02-18 Martin Jambor <mjambor@suse.cz>
3254 PR tree-optimization/43066
3255 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3256 array with zero-sized element type.
3258 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3260 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3261 rtx, allocate struct var_loc_node here and return it to the
3262 caller, and only if it is actually needed.
3263 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3264 move it earlier and return immediately if it returns NULL.
3266 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3268 * config/sparc/gas.h: New file. Restore
3269 TARGET_ASM_NAMED_SECTION to its ELF default.
3270 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3272 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3273 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3274 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3275 after sparc/sysv4.h.
3277 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3279 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3281 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3283 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3284 patterns from predicated pattern.
3286 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3289 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3290 for insn mnemonic suffix.
3292 2010-02-17 Richard Guenther <rguenther@suse.de>
3294 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3297 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3300 * caller-save.c (save_call_clobbered_regs): If BB ends with
3301 a DEBUG_INSN, move any notes in between last real insn and the last
3302 DEBUG_INSN after the last DEBUG_INSN.
3304 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3306 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3307 Fix return type. Fix argument type. Explain meaning of return value.
3309 2010-02-16 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/41043
3312 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3313 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3315 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3317 2010-02-16 Ira Rosen <irar@il.ibm.com>
3319 PR tree-optimization/43074
3320 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3321 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3322 vectorizable cycles in hybrid SLP check.
3323 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3325 2010-02-16 Richard Guenther <rguenther@suse.de>
3327 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3328 (true_dependence): If memrefs_conflict_p computes must-alias
3329 trust it. Move TBAA check after offset-based disambiguation.
3330 (canon_true_dependence): Likewise.
3332 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3334 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3335 * doc/invoke.texi: Document it.
3336 * var-tracking.c: Include toplev.h and params.h.
3337 (vt_find_locations): Return bool indicating success. Compute
3338 hash sizes unconditionally. Check new parameter, report.
3339 (variable_tracking_main_1): Check vt_find_locations results and
3340 retry. Renamed from...
3341 (variable_tracking_main): ... this. New wrapper to preserve
3342 flag_var_tracking_assignments.
3343 * Makefile.in (var-tracking.o): Adjust dependencies.
3345 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3346 Jakub Jelinek <jakub@redhat.com>
3349 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3350 if weak_import attribute is present.
3351 * config/darwin.c (machopic_select_section): Likewise.
3353 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3355 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3356 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3357 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3358 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3360 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3362 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3365 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3366 Rewrite text to refer to the names.
3368 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3370 * config/i386/i386-builtin-types.def
3371 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3372 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3373 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3374 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3375 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3376 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3377 IX86_BUILTIN_VPERMIL2PS256.
3378 (MULTI_ARG_4_DF2_DI_I): Defined.
3379 (MULTI_ARG_4_DF2_DI_I1): Defined.
3380 (MULTI_ARG_4_SF2_SI_I): Defined.
3381 (MULTI_ARG_4_SF2_SI_I1): Defined.
3382 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3383 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3384 __builtin_ia32_vpermil2ps256.
3385 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3386 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3387 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3388 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3389 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3390 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3391 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3392 CODE_FOR_xop_vpermil2v8sf3.
3393 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3394 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3395 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3396 (_mm256_permute2_pd): New.
3397 (_mm_permute2_ps): New.
3398 (_mm256_permute2_ps): New.
3400 2010-02-15 Nick Clifton <nickc@redhat.com>
3402 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3403 boolean parameters. Use emit_jump_insn when emitting a pop
3404 instruction containing a return insn.
3405 (push): Use 'true' rather than '1' as second parameter to F.
3406 (h8300_expand_prologue): Likewise.
3407 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3408 (h8300_expand_epilogue): Likewise.
3410 2010-02-15 Richard Guenther <rguenther@suse.de>
3413 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3416 2010-02-15 Nick Clifton <nickc@redhat.com>
3418 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3421 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3423 * intl.c (fake_ngettext): New function.
3424 * intl.h (fake_ngettext): Declare.
3425 (ngettext): Define macro.
3426 * collect2.c (notice_translated): New function.
3427 (main): Use notice_translated and ngettext.
3428 * collect2.h (notice_translated): Declare.
3430 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3432 * reorg.c (delete_computation): Comment fixes.
3433 * caller-save.c (setup_save_areas): Idem.
3434 * sel-sched-dump.c (dump_lv_set): Idem.
3437 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3439 * config/s390/s390.c (s390_sched_init): New function.
3440 (TARGET_SCHED_INIT): Target hook defined.
3442 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3443 Jack Howarth <howarth@bromo.med.uc.edu>
3444 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3447 Partial revert of unintended change in fix for PR41605.
3448 * config/darwin.h: Fix typo.
3449 * config/darwin9.h: Same.
3451 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3453 * c-pch.c (pch_init): Clear v.
3455 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3458 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3459 graphite_can_represent_init for MULT_EXPR.
3461 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3465 * graphite-sese-to-poly.c (remove_phi): New.
3466 (translate_scalar_reduction_to_array): Call remove_phi.
3468 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3471 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3472 * graphite-clast-to-gimple.h (gloog): Update declaration.