1 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4 * c-decl.c (start_function): Move forward check for nested function.
6 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
9 * config/sh/sh.c: Include reload.h.
10 (sh_legitimize_reload_address): New.
11 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
12 sh_legitimize_reload_address.
14 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
16 * config/sh/sh.md (*movqi_pop): New insn pattern.
17 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
19 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.md (any_shiftrt): New code iterator.
22 (shiftrt_insn): New code attribute.
24 (<shiftrt_insn><mode>3): Macroize expander from ashr<mode>3 and
25 lshr<mode>3 using any_shiftrt code iterator.
26 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
27 *ashr<mode>3_doubleword and *lshr<mode>3_doubleword using
28 any_shiftrt code iterator.
29 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
30 pattern from corresponding peephole2 patterns.
31 (*<shiftrt_insn><mode>3_1): Macroize insn from *ashr<mode>3_1
32 and *lshr<mode>3_1 using any_shiftrt code iterator.
33 (*<shiftrt_insn>si3_1_zext): Ditto from *ashrsi3_1_zext
35 (*<shiftrt_insn>qi3_1_slp): Ditto from *ashrqi3_1_slp
37 (*<shiftrt_insn><mode>3_cmp): Ditto from *ashr<mode>3_cmp
39 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from *ashr<mode>3_cmp_zext
40 and *lshr<mode>3_cmp_zext.
41 (*<shiftrt_insn><mode>3_cconly): Ditto from *ashr<mode>3_cconly
42 and *lshr<mode>3_cconly.
44 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
48 (*lshr<mode>3_cconly): Ditto.
50 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/i386.md (lshr<mode>3): Macroize expander from
53 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
54 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
55 pattern from *lshr{di,ti}3_1 and corresponding splitters using
57 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
58 from corresponding peephole2 patterns.
59 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
60 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
61 and *lshrdi3_cmp_rex64 using SWI mode iterator.
62 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
63 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
64 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
65 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
66 and *lshrdi3_cmp_rex64 using SWI mode iterator.
67 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
68 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
69 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
70 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
73 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (ashr<mode>3): Macroize expander from
76 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
77 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
78 pattern from *ashr{di,ti}3_1 and corresponding splitters using
80 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
81 from corresponding peephole2 patterns.
82 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
83 (ashrsi3_cvt): Rename from ashrsi3_31.
84 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
85 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
86 and x86_64_shift_adj_3 using SWI48 mode iterator.
87 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
88 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
89 and *ashrdi3_cmp_rex64 using SWI mode iterator.
90 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
91 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
92 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
93 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
94 and *ashrdi3_cmp_rex64 using SWI mode iterator.
95 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
96 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
97 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
98 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
100 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
101 * config/i386/i386.c (ix86_split_ashr): Update for renamed
102 x86_shift<mode>_adj_3 expanders.
104 2010-04-10 Wei Guozhi <carrot@google.com>
107 * config/arm/arm.c (arm_pic_static_addr): New function.
108 (legitimize_pic_address): Call arm_pic_static_addr when it detects
110 (arm_output_addr_const_extra): Output expression for new pattern.
111 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
113 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
115 * ira-costs.c (record_reg_classes): Ignore alternatives that are
118 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
119 * web.c: Include "insn-config.h" and "recog.h".
120 (union_match_dups): New function.
122 (union_defs): Don't try to recognize match_dups.
124 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
125 if doing so would replace the entire pattern.
127 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
132 and splitter pattern. Change splitter operand 1 predicate to
135 2010-04-09 Martin Jambor <mjambor@suse.cz>
137 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
138 lattices are addresses of CONST_DECLs with the same initial value.
139 (ipcp_print_all_lattices): Print values of CONST_DECLs.
140 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
142 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
143 Bernd Schmidt <bernd.schmidt@codesourcery.com>
145 * loop-invariant.c (replace_uses): New static function.
146 (move_invariant_reg): Use it to ensure we can replace the uses.
148 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
150 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
152 (picochip_override_options): Enable section anchors only above -O1.
153 (picochip_reorg): Fixed a couple of build warnings.
155 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
157 * configure.ac (plugin -rdynamic test): Log result.
158 * configure: Regenerate.
159 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
160 (RDYNAMIC_SPEC): Define.
161 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
163 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
165 * configure.ac: Determine Sun ld version numbers.
166 (comdat_group): Restrict GNU ld version checks to gld.
167 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
168 (enable_comdat): Support --enable-comdat.
169 * configure: Regenerate.
170 * doc/install.texi (Configuration): Document --enable-comdat.
172 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
174 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
175 * config/sol2-gld.h: ... here.
176 * config.gcc (sparc*-*-solaris2*): Reflect this.
177 (i[34567]86-*-solaris2*): Use it.
179 2010-04-09 Steve Ellcey <sje@cup.hp.com>
181 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
183 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
185 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
188 * diagnostic.c (diagnostic_initialize): Initialize
189 some_warnings_are_errors.
190 (diagnostic_finish): New.
191 (diagnostic_action_after_output): Call it before exiting.
192 (diagnostic_report_diagnostic): Do not print message here. Set
193 some_warnings_are_errors.
194 * diagnostic.h (diagnostic_context): Delete
195 issue_warnings_are_errors_message. Add some_warnings_are_errors.
196 (diagnostic_finish): Declare.
197 * toplev.c (toplev_main): Call it before exit.
199 2010-04-09 Jason Merrill <jason@redhat.com>
202 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
206 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
207 based on a warning flag.
209 2010-04-09 Richard Guenther <rguenther@suse.de>
211 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
213 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
216 * varasm.c (default_assemble_visibility): Wrap vars that are
217 set, but unused, by targets without GAS.
218 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
219 Remove set, but unused, vars.
220 (rs6000_legitimize_tls_address): Likewise.
221 (altivec_expand_dst_builtin): Likewise.
222 * config/darwin.c (machopic_classify_symbol): Likewise.
223 (machopic_indirection_name): Likewise.
225 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/i386.md (DWI): New mode iterator.
228 (S): New mode attribute.
229 (shift_operand): Ditto.
230 (shift_immediate_operand): Ditto.
231 (ashl_input_operand): Ditto.
232 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
233 using SDWIM mode iterator.
234 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
235 pattern from *ashl{di,ti}3_1 and corresponding splitters using
237 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
238 from corresponding peephole2 patterns.
239 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
240 and x86_64_shift_adj_1 using SWI48 mode iterator.
241 (x86_shift<mode>_adj_2): Ditto.
242 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
243 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
244 using SWI48 mode iterator.
245 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
246 *ashldi3_cmp_rex64 using SWI mode iterator.
247 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
248 *ashldi3_cconly_rex64 using SWI mode iterator.
249 * config/i386/i386.c (ix86_split_ashl): Update for renamed
250 x86_shift<mode>_adj_{1,2}.
251 (ix86_split_ashr): Ditto.
252 (ix86_split_lshr): Ditto.
254 2010-04-09 Richard Guenther <rguenther@suse.de>
256 * target.h (builtin_conversion): Pass in input and output types.
257 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
258 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
259 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
260 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
262 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
264 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
266 2010-04-09 Richard Guenther <rguenther@suse.de>
269 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
271 2010-04-09 Richard Guenther <rguenther@suse.de>
273 * tree-vectorizer.h (struct _stmt_vec_info): Document
274 that vectype is the type of the LHS.
275 (supportable_widening_operation, supportable_narrowing_operation):
276 Get both input and output vector types as arguments.
277 (vect_is_simple_use_1): Declare.
278 (get_same_sized_vectype): Likewise.
279 * tree-vect-loop.c (vect_determine_vectorization_factor):
280 Set STMT_VINFO_VECTYPE to the vector type of the def.
281 (vectorizable_reduction): Adjust.
282 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
283 Adjust. Specify the output vector type.
284 (vect_pattern_recog_1): Adjust.
285 * tree-vect-stmts.c (get_same_sized_vectype): New function.
286 (vectorizable_call): Adjust.
287 (vectorizable_conversion): Likewise.
288 (vectorizable_operation): Likewise.
289 (vectorizable_type_demotion): Likewise.
290 (vectorizable_type_promotion): Likewise.
291 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
293 (vect_is_simple_use_1): New function.
294 (supportable_widening_operation): Get both input and output
296 (supportable_narrowing_operation): Likewise.
297 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
299 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
301 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
302 __thiscall and _thiscall as predefined macros.
303 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
304 thiscall attribute handling.
305 (ix86_comp_type_attributes): Likewise.
306 (ix86_function_regparm): Likewise.
307 (ix86_return_pops_args): Likewise.
308 (init_cumulative_args): Likewise.
309 (find_drap_reg): Likewise.
310 (ix86_static_chain): Likewise.
311 (x86_this_parameter): Likewise.
312 (x86_output_mi_thunk): Likewise.
313 (ix86_attribute_table): Add description for thiscall attribute.
314 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
315 * doc/extend.texi: Add documentation for thiscall.
317 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
320 * c.opt (Wint-to-pointer-cast): Available in C++.
321 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
323 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
325 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
326 * calls.c (expand_call): Pass the function type to aggregate_value_p.
327 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
328 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
329 function type instead. Reorder and simplify checks.
331 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
333 2010-04-08 Jing Yu <jingyu@google.com>
334 Zdenek Dvorak <ook@ucw.cz>
336 PR tree-optimization/42720
337 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
338 loop unswitch conditions here from ...
339 (tree_unswitch_single_loop): ... here.
341 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
343 * tree-if-conv.c: Fix comments and simplify logic.
345 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
347 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
348 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
349 (main_tree_if_conversion): Update call to tree_if_conversion.
351 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
354 * doc/invoke.texi (-b,-V): Delete.
355 * doc/tm.texi: Do not mention -b.
356 * gcc.c (display_help): Delete -b and -V.
357 (process_command): Delete -b and -V.
358 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
360 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
361 Wolfgang Gellerich <gellerich@de.ibm.com>
363 Implement target hook for loop unrolling
364 * target.h (loop_unroll_adjust): Add a new target hook function.
365 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
366 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
367 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
368 (s390_loop_unroll_adjust): Implement the new target hook for s390.
369 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
371 (decide_unroll_stupid): Likewise.
373 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
376 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
378 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
380 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
381 (Specific, *-*-solaris2*): Likewise.
382 Don't prefer Sun as over GNU as.
384 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
386 * config/s390/s390.c (override_options): Adjust the z10
387 defaults for max-unroll-times, max-completely-peeled-insns
388 and max-completely-peel-times.
390 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
392 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
393 instructions for z10.
394 (s390_expand_setmem): Likewise.
395 (s390_expand_cmpmem): Likewise.
397 2010-04-08 Richard Guenther <rguenther@suse.de>
399 PR tree-optimization/43679
400 * tree-ssa-pre.c (eliminate): Only propagate copies.
402 2010-04-08 Jakub Jelinek <jakub@redhat.com>
405 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
406 set but not used variable warning.
408 2010-04-08 Wei Guozhi <carrot@google.com>
411 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
412 (arm_size_rtx_costs): Call the new function when optimized for size.
414 2010-04-08 Jakub Jelinek <jakub@redhat.com>
417 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
418 op0 is not a MEM, just return NULL instead of assertion
420 (discover_nonconstant_array_refs): Don't walk debug stmts.
422 2010-04-08 Doug Kwan <dougkwan@google.com>
424 * configure.ac: Recognize gold and do not use its version number
426 * configure: Regenerate.
428 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
431 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
432 (negate_value): Move code to push elements to broken_up_substracts ...
433 (eliminate_plus_minus_pair): ... here. Push operands that have no
434 negative pair to plus_negates.
435 (repropagate_negates, init_reassoc, fini_reassoc): Update.
437 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
439 * doc/install.texi (Configuration): Move description of
440 --enable-lto, --with-libelf*, --enable-gold from Java section to
443 * doc/generic.texi (Working with declarations)
444 (Function Properties, C and C++ Trees): Fix typos.
445 * doc/sourcebuild.texi (Top Level): Likewise.
447 2010-04-07 Jakub Jelinek <jakub@redhat.com>
450 * tree.h (DECL_READ_P): Define.
451 (struct tree_decl_common): Add decl_read_flag.
452 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
453 a set but not used warning.
454 (merge_decls): Merge DECL_READ_P flag.
455 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
456 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
457 * c-common.c (handle_used_attribute, handle_unused_attribute):
459 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
461 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
463 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
464 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
465 c_parser_binary_expression, c_parser_cast_expression,
466 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
467 Call default_function_array_read_conversion instead of
468 default_function_array_conversion where needed.
469 (c_parser_unary_expression, c_parser_conditional_expression,
470 c_parser_postfix_expression_after_primary, c_parser_initelt):
471 Likewise. Call mark_exp_read where needed.
472 (c_parser_statement_after_labels, c_parser_asm_operands,
473 c_parser_typeof_specifier, c_parser_sizeof_expression,
474 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
476 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
478 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
479 (warn_unused_but_set_parameter): Default to warn_unused
481 * doc/invoke.texi: Document -Wunused-but-set-variable and
482 -Wunused-but-set-parameter.
484 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
486 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
487 when operandN variables aren't used in the body of the expander
489 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
490 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
491 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
492 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
493 FOR_EACH_IMM_USE_ON_STMT): Likewise.
494 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
495 * tree.c (PROCESS_ARG): Likewise.
497 2010-04-07 Simon Baldwin <simonb@google.com>
499 * diagnostic.h (diagnostic_override_option_index): New macro to
500 set a diagnostic's option_index.
501 * c-tree.h (c_cpp_error): Add warning reason argument.
502 * opts.c (_warning_as_error_callback): New.
503 (register_warning_as_error_callback): Store callback for
504 warnings enabled via enable_warning_as_error.
505 (enable_warning_as_error): Call callback, minor code tidy.
506 * opts.h (register_warning_as_error_callback): Declare.
507 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
508 response to -Werror=.
509 (c_common_init_options): Register warning_as_error_callback in opts.c.
510 * common.opt: Add -Wno-cpp option.
511 * c-common.c (struct reason_option_codes_t): Map cpp warning
512 reason codes to gcc option indexes.
513 * (c_option_controlling_cpp_error): New function, lookup the gcc
514 option index for a cpp warning reason code.
515 * (c_cpp_error): Add warning reason argument, call
516 c_option_controlling_cpp_error for diagnostic_override_option_index.
517 * doc/invoke.texi: Document -Wno-cpp.
519 2010-04-07 Richard Guenther <rguenther@suse.de>
521 * ipa-reference.c (mark_load): Use get_base_address.
522 (mark_store): Likewise.
524 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
525 inserting GIMPLE_NOPs into the IL.
526 * tree-ssa-structalias.c (get_constraint_for_component_ref):
527 Explicitly strip handled components and indirect references.
529 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
530 folding address expressions.
531 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
532 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
533 operand_equal_p to compare decls.
534 (ptr_deref_may_alias_decl_p): Likewise.
535 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
536 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
537 Handle reversed comparison ops.
538 * tree-sra.c (asm_visit_addr): Use get_base_address.
539 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
540 * ipa-reference.c (mark_address): Use get_base_address.
542 2010-04-07 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
545 Propagate constants everywhere.
547 2010-04-07 Jakub Jelinek <jakub@redhat.com>
550 * tree.c (MAX_INT_CACHED_PREC): Define.
551 (nonstandard_integer_type_cache): New array.
552 (build_nonstandard_integer_type): Cache results for precision
553 <= MAX_INT_CACHED_PREC.
555 2010-04-07 Richard Guenther <rguenther@suse.de>
557 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
558 -fargument-noalias-global, -fargument-noalias-anything): Remove.
559 * common.opt: Likewise.
560 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
561 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
562 (nonoverlapping_memrefs_p): Likewise.
563 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
564 * opts.c (common_handle_option): Handle OPT_fargument_alias,
565 OPT_fargument_noalias, OPT_fargument_noalias_anything and
566 OPT_fargument_noalias_global for backward compatibility.
568 2010-04-07 Richard Guenther <rguenther@suse.de>
570 PR tree-optimization/43270
571 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
572 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
573 * tree-ssa-pre.c (phi_translate_1): Adjust.
574 (fully_constant_expression): Split out vn_reference handling to ...
575 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
576 Fold reads from constant strings.
577 (vn_reference_lookup): Handle fully constant references.
578 (vn_reference_lookup_pieces): Likewise.
579 * Makefile.in (expmed.o-warn): Add -Wno-error.
581 2010-04-07 Martin Jambor <mjambor@suse.cz>
583 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
585 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
588 * gcc.c: Add -static-libstdc++ to list of recognized options.
590 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
592 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
594 2010-04-07 Richard Guenther <rguenther@suse.de>
597 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
598 bases build simple mem attributes to retain points-to information.
600 2010-04-07 Richard Guenther <rguenther@suse.de>
603 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
604 preserve points-to related information.
606 2010-04-07 Richard Guenther <rguenther@suse.de>
609 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
610 discard plain indirect references.
611 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
612 * tree.c (tree_nop_conversion): Likewise.
614 2010-04-07 Dodji Seketeli <dodji@redhat.com>
617 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
619 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
621 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
622 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
624 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
626 * tree-if-conv.c: Fix indentation and comments.
628 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
630 * tree-if-conv.c: Sort static functions in topological order.
632 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
634 * tree-if-conv.c: Fix indentation and comments.
636 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
639 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
640 lang_hooks.types.type_for_size instead of
641 build_nonstandard_integer_type.
642 When converting an unsigned type to signed, double its precision.
643 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
644 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
645 (graphite_create_new_loop_guard): When ub + 1 wraps around,
648 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
652 POINTER_PLUS_EXPR for pointer types.
654 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
657 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
658 * graphite-clast-to-gimple.c: Include langhooks.h.
659 (max_signed_precision_type): New.
660 (max_precision_type): Takes two types as arguments.
661 (precision_for_value): New.
662 (precision_for_interval): New.
663 (gcc_type_for_interval): New.
664 (gcc_type_for_value): New.
665 (gcc_type_for_clast_term): New.
666 (gcc_type_for_clast_red): New.
667 (gcc_type_for_clast_bin): New.
668 (gcc_type_for_clast_expr): Split up into several functions.
669 (gcc_type_for_clast_eq): Rewritten.
670 (compute_bounds_for_level): New.
671 (compute_type_for_level_1): New.
672 (compute_type_for_level): New.
673 (gcc_type_for_cloog_iv): Removed.
674 (gcc_type_for_iv_of_clast_loop): Rewritten.
675 (graphite_create_new_loop): Compute the lower and upper bound types
676 with gcc_type_for_clast_expr.
677 (graphite_create_new_loop_guard): Same.
678 (find_cloog_iv_in_expr): Removed.
679 (compute_cloog_iv_types_1): Removed.
680 (compute_cloog_iv_types): Removed.
681 (gloog): Do not call compute_cloog_iv_types.
682 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
684 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
685 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
686 (GBB_CLOOG_IV_TYPES): Removed.
688 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
690 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
691 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
692 (detect_commutative_reduction): Same.
694 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
696 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
697 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
699 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
700 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
701 (rewrite_commutative_reductions_out_of_ssa): Same.
702 * passes.c (execute_function_todo): Call verify_ssa for every pass
703 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
704 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
705 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
706 with an extra argument.
707 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
708 verify_ssa only when the extra argument is true.
709 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
710 with an extra argument.
711 (tree_transform_and_unroll_loop): Same.
713 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
715 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
716 for all the passes of the LNO having LOOP_CLOSED_SSA.
717 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
718 * tree-loop-distribution.c (pass_loop_distribution): Same.
719 * tree-pass.h (TODO_verify_loops): Removed.
720 * tree-ssa-loop.c (pass_tree_loop_init): Same.
722 (pass_tree_unswitch): Same.
723 (pass_predcom): Same.
724 (pass_vectorize): Same.
725 (pass_linear_transform): Same.
726 (pass_graphite_transforms): Same.
727 (pass_iv_canon): Same.
728 (pass_complete_unroll): Same.
729 (pass_complete_unrolli): Same.
730 (pass_parallelize_loops): Same.
731 (pass_loop_prefetch): Same.
732 (pass_iv_optimize): Same.
734 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
737 * passes.c (init_optimization_passes): Move pass_lim before
738 pass_copy_prop and pass_dce_loop.
740 2010-04-06 Jakub Jelinek <jakub@redhat.com>
743 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
744 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
745 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
746 MULTI_* defines for 4 argument vpermil2p* builtins.
748 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
751 * config/i386/i386.c (x86_maybe_negate_const_int): New.
752 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
753 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
754 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
755 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
756 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
757 Use x86_maybe_negate_const_int to output insn mnemonic.
758 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
759 check from instruction predicate. Update comments.
760 * config/i386/sync.md (sync_add<mode>): Use
761 x86_maybe_negate_const_int to output insn mnemonic.
763 2010-04-06 Jan Hubicka <jh@suse.cz>
765 PR tree-optimization/42906
766 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
767 IGNORE_SELF argument. Set visited_control_parents for fully
769 (find_obviously_necessary_stmts): Update call of
770 mark_control_dependent_edges_necessary.
771 (propagate_necessity): Likewise. Handle PHI edges more curefully.
773 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/i386.md: Remove comment about 'e' and 'E'
778 2010-04-06 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/43627
781 * tree-vrp.c (extract_range_from_unary_expr): Widenings
782 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
785 2010-04-06 Jakub Jelinek <jakub@redhat.com>
787 * BASE-VER: Change to 4.6.0.
790 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
793 2010-04-06 Richard Guenther <rguenther@suse.de>
796 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
798 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
800 * doc/invoke.texi (Optimize Options): Document that LTO
801 won't remove object access purely due to incompatible
804 2010-04-04 Matthias Klose <doko@ubuntu.com>
806 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
809 2010-04-03 Richard Guenther <rguenther@suse.de>
812 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
813 require a non-NULL MEM_OFFSET.
815 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
817 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
818 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
819 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
820 config/alpha/predicates.md, config/arm/arm.md,
821 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
822 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
823 config/darwin9.h, config/darwin.c, config/darwin.h,
824 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
825 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
826 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
827 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
828 config/mips/mips.md, config/mn10300/mn10300.c,
829 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
830 config/rs6000/aix.h, config/rs6000/dfp.md,
831 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
832 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
833 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
834 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
835 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
836 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
837 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
838 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
839 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
840 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
841 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
842 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
843 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
844 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
845 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
846 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
847 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
848 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
849 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
850 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
851 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
852 opt-functions.awk, opth-gen.awk, params.def, passes.c,
853 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
854 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
855 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
856 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
857 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
858 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
859 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
860 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
861 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
862 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
863 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
864 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
865 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
866 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
868 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
871 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
872 * aclocal.m4: Regenerate.
874 2010-04-02 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/43629
877 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
878 if we have seen a constant value.
880 2010-04-02 Joseph Myers <joseph@codesourcery.com>
882 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
884 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
887 * arm.c (legitimize_tls_address): Adjust call to
888 gen_tls_load_dot_plus_four.
889 (arm_note_pic_base): New function.
890 (arm_cannot_copy_insn_p): Use it.
891 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
894 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
899 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
901 * Makefile.in ($(out_object_file)): Depend on
902 gt-$(basename $(notdir $(out_file))).h.
904 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
906 * config.gcc (lm32-*-rtems*): Add t-lm32.
908 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
910 * config.gcc: Add lm32-*-rtems*.
911 * config/lm32/rtems.h: New file.
913 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
916 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
918 2010-04-01 Jakub Jelinek <jakub@redhat.com>
920 * dwarf2out.c (output_compilation_unit_header): For
921 -gdwarf-4 use version 4 instead of version 3.
922 (output_line_info): For version 4 and above emit additional
923 maximum ops per insn header field.
924 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
926 * dwarf2out.c (is_c_family, is_java): Remove.
927 (lower_bound_default): New function.
928 (add_bound_info, gen_descr_array_type_die): Use it.
930 2010-04-01 Dodji Seketeli <dodji@redhat.com>
933 * dwarf2out.c (gen_variable_die): Allow debug info for variable
934 re-declaration when it happens in a function.
936 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
938 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
939 (cgraph_remove_function_insertion_hook): Same.
940 (cgraph_call_function_insertion_hooks): Same.
942 2010-04-01 Richard Guenther <rguenther@suse.de>
945 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
946 and TREE_THIS_VOLATILE.
947 (copy_ref_info): Likewise.
948 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
949 * tree.c (build6_stat): Ignore side-effects of all but arg5
950 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
953 2010-04-01 Richard Guenther <rguenther@suse.de>
955 PR tree-optimization/43607
956 * ipa-type-escape.c (check_call): Do not access non-existing
959 2010-04-01 Richard Guenther <rguenther@suse.de>
963 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
964 Jack Howarth <howarth@bromo.med.uc.edu>
966 * tree-profile.c (tree_init_ic_make_global_vars): Make static
969 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
971 * doc/install.texi (Prerequisites): Document libelf usability on
972 IRIX 5/6 and Solaris 2.
973 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
974 Update GNU as, GNU ld requirements.
975 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
976 Document Sun Studio compiler download.
977 Update and simplify as, ld recommendations.
978 (Specific, *-*-solaris2.7): Note obsoletion, removal.
980 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
982 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
983 with_tune_32 to pentium4.
985 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
989 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
994 Document GNU as requirement.
995 Update configure requirements.
996 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
997 Recomment IRIX 6.5.18+.
998 Document IDF/IDL requirement.
999 Document GNU as requirement.
1000 Document GNU ld bootstrap failure.
1001 Remove freeware.sgi.com reference.
1003 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1005 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1006 UNIX V4.0, V5.0 obsoletion, removal.
1007 Remove --with-gc=simple reference.
1008 Update VM requirements during bootstrap.
1009 Remove -oldas bootstrap description.
1010 Update binutils reference.
1011 Remove comparison failure note.
1013 2010-03-31 Richard Guenther <rguenther@suse.de>
1014 Zdenek Dvorak <ook@ucw.cz>
1015 Sebastian Pop <sebastian.pop@amd.com>
1018 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1019 with multiple arguments.
1020 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1022 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1024 * graphite-dependences.c (print_pddr): Call print_pdr with an
1026 * graphite-poly.c (debug_pdr): Add an extra argument for the
1029 (print_pbb_domain): Same.
1031 (print_scop_context): Same.
1033 (print_cloog): Same.
1034 (debug_pbb_domain): Same.
1038 (debug_scop_context): Same.
1040 (debug_cloog): Same.
1041 (print_scop_params): Same.
1042 (debug_scop_params): Same.
1043 (print_iteration_domain): Same.
1044 (print_iteration_domains): Same.
1045 (debug_iteration_domain): Same.
1046 (debug_iteration_domains): Same.
1047 (print_scattering_function): Same.
1048 (print_scattering_functions): Same.
1049 (debug_scattering_function): Same.
1050 (debug_scattering_functions): Same.
1051 * graphite-poly.h (debug_pdr): Update declaration.
1053 (print_pbb_domain): Same.
1055 (print_scop_context): Same.
1057 (print_cloog): Same.
1058 (debug_pbb_domain): Same.
1062 (debug_scop_context): Same.
1064 (debug_cloog): Same.
1065 (print_scop_params): Same.
1066 (debug_scop_params): Same.
1067 (print_iteration_domain): Same.
1068 (print_iteration_domains): Same.
1069 (debug_iteration_domain): Same.
1070 (debug_iteration_domains): Same.
1071 (print_scattering_function): Same.
1072 (print_scattering_functions): Same.
1073 (debug_scattering_function): Same.
1074 (debug_scattering_functions): Same.
1076 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1078 * graphite-poly.c (print_scattering_function_1): New.
1079 (print_scattering_function): Call it.
1080 (print_scop_params): Remove spaces at the end of lines.
1083 * graphite-poly.h (print_cloog): Declared.
1084 (debug_cloog): Declared.
1086 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1088 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1090 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1091 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1092 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1093 to switch between adding the IV bump in loop->latch or in loop->header.
1095 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1097 * graphite-poly.c (print_scattering_function): Pretty print following
1100 (print_pbb_domain): Same.
1101 (dump_gbb_cases): Same.
1102 (dump_gbb_conditions): Same.
1105 (print_scop_params): Same.
1106 (print_scop_context): Same.
1108 (print_pbb_body): New.
1109 (lst_indent_to): New.
1110 (print_lst): Start new lines with a #.
1111 * graphite-poly.h (pbb_bb): New.
1112 (pbb_index): Use pbb_bb.
1113 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1115 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1117 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1119 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1120 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1121 and 0 instead of 1 for dw_val_class_flag.
1122 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1123 dw_val_class_range_list, dw_val_class_loc_list,
1124 dw_val_class_lineptr and dw_val_class_macptr, use
1125 DW_FORM_flag_present for dw_val_class_flag and
1126 DW_FORM_exprloc for dw_val_class_loc.
1127 (output_die): For -gdwarf-4 print dw_val_class_loc
1128 size as uleb128 instead of 1 or 2 bytes and don't print
1129 anything for dw_val_class_flag.
1131 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1132 instead of cselib_lookup following by tweaking locs->setting_insn.
1135 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1136 even before returning from label, setjmp call or volatile asm
1139 2010-03-31 Richard Guenther <rguenther@suse.de>
1142 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1143 temporary data on stack.
1145 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1147 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1148 (PUSHSECTION_ASM_OP): Remove.
1149 (POPSECTION_ASM_OP): Remove.
1150 (PUSHSECTION_FORMAT): Remove.
1151 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1152 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1153 * config/sol2.c (solaris_output_init_fini): Use it.
1155 2010-03-31 Jie Zhang <jie@codesourcery.com>
1158 * opt-functions.awk (var_type_struct): Use signed char type
1159 for simple variables.
1161 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1163 * config/sol2.c: Include output.h.
1164 (solaris_assemble_visibility): New function.
1165 * config/t-sol2 (sol2.o): Add output.h dependency.
1166 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1167 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1170 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1173 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1174 V2SImode or XFmode on PRE_DEC.
1177 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1180 2010-03-31 Jie Zhang <jie@codesourcery.com>
1183 * reload.h (caller_save_initialized_p): Declare.
1184 * toplev.c (backend_init_target): Don't call
1185 init_caller_save but set caller_save_initialized_p to false.
1186 * caller-save.c (caller_save_initialized_p): Define.
1187 (init_caller_save): Check caller_save_initialized_p.
1188 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1190 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1193 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1194 and soft-fp/t-softfp to tmake_file.
1195 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1196 (LIBGCC2_TF_CEXT): Define.
1199 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1202 * cselib.c (n_useless_values): Document handling of debug locs.
1203 (n_useless_debug_values, n_debug_values): New variables.
1204 (new_elt_loc_list): Don't add to debug values, keep count.
1205 (promote_debug_loc): New.
1206 (cselib_reset_table): Zero new variables.
1207 (entry_and_rtx_equal_p): Promote debug locs.
1208 (discard_useless_locs): Increment n_useless_debug_values for
1210 (remove_useless_values): Adjust n_useless_values and n_debug_values
1211 with n_useless_debug_values.
1212 (add_mem_for_addr): Promote debug locs.
1213 (cselib_lookup_mem): Likewise.
1214 (cselib_lookup_addr): Renamed to...
1215 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1216 (cselib_log_lookup): ... this. Turn into...
1217 (cselib_lookup_addr): ... new wrapper.
1218 (cselib_lookup_from_insn): New.
1219 (cselib_invalidate_regno): Increment n_useless_debug_values for
1221 (cselib_invalidate_mem): Likewise.
1222 (cselib_process_insn): Take n_deleted and n_debug_values into
1223 account to guard remove_useless_value call.
1224 (cselib_finish): Zero n_useless_debug_values.
1225 * cselib.h (cselib_lookup_from_insn): Declare.
1226 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1227 (sched_analyze_2): Likewise.
1229 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1231 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1233 (adjust_mems): Replace narrowing SUBREG of expression containing
1234 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1235 with operations in the narrower mode.
1238 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1239 regs_invalidated_by_call instead all call_used_reg_set registers.
1241 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1244 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1245 pointer comparisons with types_compatible_p.
1246 * tree-vect-stmts.c (vectorizable_call): Same.
1247 (vectorizable_condition): Same.
1249 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1251 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1252 stack check if the mask would be zero.
1254 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1255 Jack Howarth <howarth@bromo.med.uc.edu>
1257 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1260 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1263 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1265 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1266 Include ___unordxf2 and ___unordtf2.
1267 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1270 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1272 * config/lm32/t-lm32: New file.
1273 * config.gcc: Use the above file when targetting lm32.
1275 2010-03-28 Duncan Sands <baldrick@free.fr>
1277 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1279 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1282 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1283 Improve vectorization cost model diagnostic.
1285 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1288 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1289 compute_data_dependences_for_loop returns false, early exit
1290 and output an extra diagnostic for the failed data reference
1293 2010-03-29 Richard Guenther <rguenther@suse.de>
1295 PR tree-optimization/43560
1296 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1297 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1299 2010-03-29 Jie Zhang <jie@codesourcery.com>
1302 * toplev.c (process_options): Set optimization_default_node
1303 and optimization_current_node.
1304 * opts.c (decode_options): Don't set optimization_default_node
1305 and optimization_current_node.
1307 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1309 * config/rtems.h: Abandon -qrtems_debug.
1311 2010-03-28 Jan Hubicka <jh@suse.cz>
1313 PR tree-optimization/43505
1314 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1315 map should not be copied.
1317 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1320 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1321 cdtors, set DECL_PRESERVE_P.
1322 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1325 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1327 PR tree-optimization/43528
1328 * stor-layout.c (place_field): Check that constant fits into
1329 unsigned HWI when skipping calculation of MS bitfield layout.
1331 2010-03-27 Jan Hubicka <jh@suse.cz>
1334 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1335 notice_global_symbol work.
1337 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1339 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1340 instead of dwarf2out_decl.
1341 (struct var_loc_node): Remove section_label field.
1342 (dwarf2out_function_decl): New function.
1343 (dwarf2out_var_location): Don't set section_label field.
1344 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1346 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1348 PR tree-optimization/43544
1349 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1350 First argument for builtin vectorized function hook is now a
1351 tree to be able to distinguish between machine specific and
1353 * targhooks.c (default_builtin_vectorized_function): Ditto.
1354 * targhooks.h (default_builtin_vectorized_function): Ditto.
1355 * target.h (struct gcc_target): Ditto.
1356 * tree-vect-stmts.c (vectorizable_function): Ditto.
1357 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1358 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1361 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1364 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1365 nested binding iff it is a FUNCTION_DECL.
1366 (store_parm_decls_newstyle): Pass nested=true to bind for
1367 FUNCTION_DECLs amongst parameters.
1369 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1371 * var-tracking.c (vt_expand_loc_callback): Don't run
1372 cselib_expand_value_rtx_cb in dummy mode if
1373 cselib_dummy_expand_value_rtx_cb returned false.
1375 * var-tracking.c (emit_note_insn_var_location): For one part
1376 notes with offset 0, don't add EXPR_LIST around the location.
1377 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1378 add_location_or_const_value_attribute): Adjust for that change.
1381 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1382 into first operand and location into second.
1383 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1384 dw_cfi_oprnd_loc for DW_CFA_expression.
1385 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1386 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1387 assume first argument is regnum and second argument is location.
1389 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1392 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1393 of scratch register to DImode. Split to DImode comparison operator.
1394 Use SImode subreg of scratch register in the multiplication.
1395 (*cmp_sadd_sidi): Ditto.
1396 (*cmp_ssub_si): Ditto.
1397 (*cmp_ssub_sidi): Ditto.
1399 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1403 Remove invalid assert and wrong comment.
1405 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1408 * flags.h (final_insns_dump_p): New extern.
1409 * final.c (final_insns_dump_p): New variable.
1410 (rest_of_clean_state): Set it before -fdump-final-insns=
1411 dumping, clear afterwards.
1412 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1413 MEM_ALIAS_SET on MEMs.
1415 2010-03-26 David S. Miller <davem@davemloft.net>
1417 * configure.ac: Fix sparc GOTDATA_OP bug check.
1418 * configure: Rebuild.
1420 2010-03-26 Alan Modra <amodra@gmail.com>
1422 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1424 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1426 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1427 TLS_SECTION_ASM_FLAG.
1429 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1432 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1433 Clear first_function_block_is_cold.
1436 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1437 argument if the argument is truth_value_p.
1439 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1441 * config/rs6000/constraints.md: Update copyright year for my changes.
1444 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1445 used in reg+reg addressing, swap registers.
1447 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1450 * target.h (struct gcc_target): Add code_end hook.
1451 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1453 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1454 * toplev.c (compile_file): Call targetm.asm_out.code_end
1455 hook before unwind info/debug info output.
1456 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1457 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1458 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1459 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1460 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1461 * config/i386/i386.c (ix86_file_end): Renamed to...
1462 (ix86_code_end): ... this. Make static. Don't call
1463 file_end_indicate_exec_stack. Emit unwind info using
1464 final_start_function/final_end_function.
1465 (darwin_x86_file_end): Remove.
1466 (TARGET_ASM_CODE_END): Define.
1467 * config/i386/i386.h (TARGET_ASM_FILE_END,
1468 NEED_INDICATE_EXEC_STACK): Don't define.
1469 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1470 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1471 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1472 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1475 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1476 at the beginning and final_end_function at the end.
1477 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1479 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1481 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1482 and Sun as TLS syntax.
1483 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1484 * configure: Regenerate.
1485 * config.in: Regenerate.
1486 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1487 (default_elf_asm_named_section): Use it.
1488 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1489 (i386_output_dwarf_dtprel): Likewise.
1490 (output_addr_const_extra): Likewise.
1491 (output_pic_addr_const): Lowercase @GOTTPOFF.
1492 (output_addr_const_extra): Likewise.
1493 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1494 (output_addr_const_extra): Likewise.
1495 (output_pic_addr_const): Lowercase @INDNTPOFF.
1496 (output_addr_const_extra): Likewise.
1497 (output_pic_addr_const): Lowercase @NTPOFF.
1498 (output_addr_const_extra): Likewise.
1499 (output_pic_addr_const): Lowercase @TPOFF.
1500 (output_addr_const_extra): Likewise.
1501 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1502 (*tls_global_dynamic_64): Likewise.
1503 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1504 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1506 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1507 (ASM_OUTPUT_TLS_COMMON): Use it.
1508 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1511 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1512 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1513 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1514 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1515 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1516 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1518 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1520 * config/i386/i386.c (override_options): Don't accept
1521 -mtls-dialect=sun any longer.
1522 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1523 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1524 (*tls_local_dynamic_base_32_sun): Likewise.
1525 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1527 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1530 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1531 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1534 * ira.c (adjust_cleared_regs): New function.
1535 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1539 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1541 * expr.c (expand_expr_real): Restore previous
1542 curr_insn_source_location and curr_insn_block after
1543 expand_expr_real_1 call.
1544 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1545 instead of expand_expr_real_1.
1547 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1549 PR rtl-optimization/43413
1550 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1553 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1556 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1557 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1559 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386.c (ix86_target_string): Add -mfma.
1562 Fix a typo in comment.
1564 2010-03-22 Mike Stump <mikestump@comcast.net>
1567 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1568 Don't overly align based upon packed packed fields.
1570 2010-03-22 Jason Merrill <jason@redhat.com>
1572 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1573 Use () rather than [], and move before the element type.
1575 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1577 * doc/configfiles.texi (Configuration Files): Removed
1578 fixinc/Makefile*, intl/Makefile.*.
1579 * doc/makefile.texi: Fixed markup. Abstract from version
1580 control system used.
1581 (Makefile): Removed obsolete gcc/java/parse.y example.
1582 * doc/sourcebuild.texi: Likewise.
1583 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1584 libgomp, libssp. Removed fastjar.
1585 (Miscellaneous Docs): Clarify location.
1586 Added COPYING3, COPYING3.LIB.
1587 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1589 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1592 * config/i386/i386.c (x86_function_profiler)
1593 [!NO_PROFILE_COUNTERS]: Fix typo.
1594 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1597 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1598 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1600 * doc/sourcebuild.texi (Test Directives): Split into six
1601 subsections, with most of the current text in new subsections
1602 Directives, Selectors, and Final Actions.
1603 (Directives): Split list of test directives into multiple
1605 (Selectors): Describe use and syntax of selectors.
1606 (Effective-Target Keywords): Describe all existing keywords.
1607 (Add Options): Describe features for dg-add-options.
1608 (Require Support): Describe variants of dg-require-support.
1609 (Final Actions): Describe commands to use in dg-final.
1611 2010-03-22 Michael Matz <matz@suse.de>
1614 * recog.c (validate_replace_rtx_group): Replace also in
1615 REG_EQUAL and REG_EQUIV notes.
1617 2010-03-22 Richard Guenther <rguenther@suse.de>
1619 PR tree-optimization/43390
1620 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1621 sure vector extracts are type correct.
1623 2010-03-22 Richard Guenther <rguenther@suse.de>
1626 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1627 x * sqrt (x) even when optimizing for size if the target
1628 has native support for sqrt.
1630 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1632 * varasm.c (make_decl_rtl_for_debug): Also clear
1633 flag_mudflap for the duration of make_decl_rtl call.
1636 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1637 locs from preserved VALUEs.
1639 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1642 * pa.md (movmemsi): Set align to one if zero.
1643 (movmemdi): Likewise.
1645 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1648 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1649 with their corresponding prologue pushes.
1651 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1654 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1655 at the begining or end.
1656 (spu_expand_epilogue): Likewise.
1658 2010-03-20 Richard Guenther <rguenther@suse.de>
1660 PR rtl-optimization/43438
1661 * combine.c (make_extraction): Properly zero-/sign-extend an
1662 extraction of the low part of a CONST_INT. Also handle
1665 2010-03-19 Mike Stump <mikestump@comcast.net>
1667 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1668 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1669 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1671 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1674 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1677 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1679 PR rtl-optimization/42258
1680 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1681 use that may match DEF.
1684 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1685 the cost of loading the constant rather than assuming
1687 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1688 outer code is AND, do the same tests as the andsi3 expander and
1689 return COSTS_N_INSNS (1) if and is cheap.
1691 * optabs.c (avoid_expensive_constant): Fix formatting.
1693 2010-03-19 Michael Matz <matz@suse.de>
1696 * attribs.c (decl_attributes): When rebuilding a function pointer
1697 type use the same qualifiers as the original pointer type.
1699 2010-03-19 Martin Jambor <mjambor@suse.cz>
1701 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1702 and is_gimple_ip_invariant_address.
1704 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1707 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1709 * config/arm/arm.c (arm_override_options): Turn off
1710 flag_dwarf2_cfi_asm for AAPCS variants.
1712 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1715 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1716 Use PRE_MODIFY instead of PRE_DEC.
1717 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1718 (vfp_emit_fstmd): Likewise.
1720 2010-03-19 Michael Matz <matz@suse.de>
1723 * builtins.c (expand_builtin_interclass_mathfn,
1724 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1727 2010-03-19 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/43415
1730 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1731 (phi_translate_1): ... this.
1732 (phi_translate): Move all caching here. Cache all NARY
1733 and REFERENCE translations.
1735 2010-03-19 David S. Miller <davem@davemloft.net>
1737 With help from Eric Botcazou.
1738 * config/sparc/sparc.c: Include dwarf2out.h.
1739 (emit_pic_helper): Delete.
1740 (pic_helper_symbol_name): Delete.
1741 (pic_helper_emitted_p): Delete.
1742 (pic_helper_needed): New.
1743 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1744 (get_pc_thunk_name): New.
1745 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1746 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1747 Set pic_helper_needed to true. Don't call emit_pic_helper.
1748 (sparc_expand_prologue): Update load_pic_register call.
1749 (sparc_output_mi_thunk): Likewise.
1750 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1751 thunk if possible. Output CFI information as needed.
1753 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1754 Jack Howarth <howarth@bromo.med.uc.edu>
1757 * config/i386/i386.h: Fix ABI on darwin x86-32.
1759 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1761 * tree.h: Declare make_decl_rtl_for_debug.
1762 * varasm.c (make_decl_rtl_for_debug): New.
1763 * dwarf2out.c (rtl_for_decl_location): Call it.
1764 * cfgexpand.c (expand_debug_expr): Call it.
1766 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1769 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1773 * var-tracking.c (vt_init_cfa_base): Do nothing if
1774 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1776 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1779 * var-tracking.c (canonicalize_vars_star): New.
1780 (dataflow_post_merge_adjust): Use it.
1782 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1785 * var-tracking.c (non_suitable_const): New function.
1786 (add_uses): For DEBUG_INSNs with constants, don't record any
1787 value, instead just the constant value itself.
1788 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1789 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1790 (emit_notes_in_bb): Likewise.
1791 (emit_note_insn_var_location): For onepart variables if
1792 cur_loc is a VOIDmode constant, use DECL_MODE.
1794 2010-03-18 Martin Jambor <mjambor@suse.cz>
1797 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1798 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1799 all non-clones. Moved call redirection...
1800 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1801 (cgraph_materialize_all_clones): Dispose of all
1802 combined_args_to_skip bitmaps.
1803 (verify_cgraph_node): Do not check for edges pointing to wrong
1804 nodes in inline clones.
1805 * tree-inline.c (copy_bb): Call
1806 cgraph_redirect_edge_call_stmt_to_callee.
1807 * ipa.c (cgraph_remove_unreachable_nodes): Call
1808 cgraph_node_remove_callees even when there are used clones.
1810 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1812 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1814 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1817 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1820 2010-03-18 Michael Matz <matz@suse.de>
1823 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1824 into sqrt(x) if we need to preserve signed zeros.
1826 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1827 Eric Botcazou <ebotcazou@adacore.com>
1829 PR rtl-optimization/43360
1830 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1831 note if we don't know its invariant status.
1833 2010-03-18 Michael Matz <matz@suse.de>
1835 PR tree-optimization/43402
1836 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1837 PHI chains of ssa names registered for update.
1839 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1842 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1843 non-offsettable and pre_modify update addressing.
1844 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1845 and "2" alternatives "#".
1846 (*movdd_softfloat32): Make all alternatives "#";
1847 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1848 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1849 (*movdf_softfloat32): Make all alternatives "#";
1850 (movdi): Use the new DIFD mode iterator to create a common splitter
1851 for movdi, movdf and movdd patterns.
1853 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1855 * common.opt (dumpdir): Remove redundant tab.
1857 2010-03-17 Martin Jambor <mjambor@suse.cz>
1859 PR tree-optimization/43347
1860 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1861 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1863 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1865 PR rtl-optimization/42216
1866 * regrename.c (create_new_chain): New function, broken out from...
1867 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1868 appending a use to an empty chain.
1869 (build_def_use): Remove previous changes that convert OP_INOUT to
1870 OP_OUT operands; instead detect the case where an OP_INOUT operand
1871 uses a previously untracked register and create an empty chain for it.
1873 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1875 * doc/extend.texi (Function Attributes): Rewrite unfinished
1876 sentence in ms_abi documentation.
1878 2010-03-17 Alan Modra <amodra@gmail.com>
1880 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1881 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1882 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1883 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1885 2010-03-16 Richard Henderson <rth@redhat.com>
1888 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1889 (lower_try_finally): Save and restore eh_seq around the expansion
1892 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1894 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1895 statements before splitting block.
1897 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1899 * doc/sourcebuild.texi (Testsuites): Fix markup.
1900 Use pathnames relative to gcc/testsuite.
1901 (Test Directives): Move description of how timeout is determined.
1902 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1903 (C Tests): Correct gcc.misc-tests directory.
1904 Framework tests now live in gcc.test-framework.
1906 2010-03-16 Richard Guenther <rguenther@suse.de>
1909 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1910 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1912 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1913 Alexandre Oliva <aoliva@redhat.com>
1915 PR tree-optimization/42917
1916 * lambda-code.c (remove_iv): Skip debug statements.
1917 (lambda_loopnest_to_gcc_loopnest): Likewise.
1918 (not_interesting_stmt): Debug statements are not interesting.
1920 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1924 * cselib.c (cselib_preserve_constants,
1925 cfa_base_preserved_val): New static variables.
1926 (preserve_only_constants): New function.
1927 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1928 clear its REG_VALUES. If cselib_preserve_constants, don't
1929 empty the whole hash table, but preserve there VALUEs with constants,
1930 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1931 (cselib_preserve_cfa_base_value): New function.
1932 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1933 (cselib_init): Change argument to int bitfield. Set
1934 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1936 (cselib_finish): Clear cselib_preserve_constants and
1937 cfa_base_preserved_val.
1938 * cselib.h (enum cselib_record_what): New enum.
1939 (cselib_init): Change argument to int.
1940 (cselib_preserve_cfa_base_value): New prototype.
1941 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1942 * dse.c (dse_step1): Likewise.
1943 * cfgcleanup.c (thread_jump): Likewise.
1944 * sched-deps.c (sched_analyze): Likewise.
1945 * gcse.c (local_cprop_pass): Likewise.
1946 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1947 If FN is non-NULL, call the callback always and whenever it returns
1948 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1949 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1950 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1951 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1952 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1953 * var-tracking.c: Include recog.h.
1954 (bb_stack_adjust_offset): Remove.
1955 (vt_stack_adjustments): Don't call it, instead just gather the
1956 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1957 (adjust_stack_reference): Remove.
1958 (compute_cfa_pointer): New function.
1959 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1960 (struct adjust_mem_data): New type.
1961 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1963 (get_address_mode): New function.
1964 (replace_expr_with_values): Use it.
1965 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1966 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1967 (adjust_sets): Remove.
1968 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1969 Use get_address_mode.
1970 (get_adjusted_src): Remove.
1971 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1972 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1973 (add_with_sets): Don't call adjust_sets.
1974 (fp_setter, vt_init_cfa_base): New functions.
1975 (vt_initialize): Change return type to bool. Move most of pool etc.
1976 initialization to the beginning of the function from end. Pass
1977 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1978 If !frame_pointer_needed, call vt_stack_adjustment before mos
1979 vector is filled, call vt_init_cfa_base if argp/framep has been
1980 eliminated to sp. If frame_pointer_needed and argp/framep has
1981 been eliminated to hard frame pointer, set
1982 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1983 encountering fp setter in the prologue. For MO_ADJUST, call
1984 log_op_type before pusing the op into mos vector, not afterwards.
1985 Call adjust_insn before cselib_process_insn/add_with_sets,
1986 call cancel_changes (0) afterwards.
1987 (variable_tracking_main_1): Adjust for vt_initialize calling
1988 vt_stack_adjustments and returning whether it succeeded or not.
1990 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1992 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1995 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1997 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1999 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2000 drap_reg has not been set.
2002 2010-03-15 Michael Matz <matz@suse.de>
2005 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2006 use it to expand block copies.
2007 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2008 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2009 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2011 2010-03-15 Richard Guenther <rguenther@suse.de>
2013 PR tree-optimization/43367
2014 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2017 2010-03-15 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/43317
2020 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2022 2010-03-15 Martin Jambor <mjambor@suse.cz>
2024 PR tree-optimization/43141
2025 * tree-sra.c (create_abstract_origin): New function.
2026 (modify_function): Call create_abstract_origin.
2028 2010-03-15 Chris Demetriou <cgd@google.com>
2030 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2033 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2036 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2037 call insert_out_of_ssa_copy for default definitions.
2039 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2041 * graphite-clast-to-gimple.c (my_long_long): Defined.
2042 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2043 * graphite-sese-to-poly.c (my_long_long): Defined.
2044 (scop_ivs_can_be_represented): Use it.
2046 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2048 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2049 graphite-max-bbs-per-function, and loop-block-tile-size.
2050 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2052 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2054 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2056 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2057 forward declaration.
2058 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2059 (add_upper_bounds_from_estimated_nit): New.
2060 (build_loop_iteration_domains): Use it.
2062 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2064 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2066 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2069 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2070 should be an INTEGER_CST. Also handle CASE_CONVERT.
2072 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2074 * graphite.c (graphite_initialize): To bound the number of bbs per
2075 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2076 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2077 * doc/invoke.texi: Document it.
2079 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2081 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2082 * graphite-sese-to-poly.h (build_poly_scop): Same.
2084 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2086 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2087 the number of parameters in the scop. Use as an upper bound
2088 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2089 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2090 * doc/invoke.texi: Document it.
2092 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2094 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2095 * doc/c-tree.texi: Remove.
2096 * doc/generic.texi: Merge c-tree.texi here.
2097 * doc/gccint.texi (Trees): Remove menu entry.
2098 (c-tree.texi): Remove @include.
2099 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2100 * doc/languages.texi (Reading RTL): Ditto.
2102 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2105 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2107 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2110 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2111 code added to work around reload clobbering CONST insns.
2113 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2115 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2116 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2117 (cselib_preserve_only_values): Remove retain argument, don't
2118 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2119 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2120 * var-tracking.c (micro_operation): Move insn field before union.
2121 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2122 (struct variable_tracking_info_def): Remove n_mos field, change
2123 mos into a vector of micro_operations.
2124 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2125 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2126 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2127 changing into a vector.
2128 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2129 come before all other uops generated by add_stores.
2130 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2132 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2133 a vector. Run just one pass over the bbs instead of separate counting
2134 and computation phase.
2135 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2138 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2139 into *nonlocalized_list vector.
2140 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2141 even if origin is non-NULL.
2142 (gen_variable_die): Likewise.
2143 (process_scope_var): Don't change origin.
2144 (gen_decl_die): Likewise.
2145 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2146 before adding new edges instead of after it, fix moving over
2149 2010-03-11 David S. Miller <davem@davemloft.net>
2151 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2153 * configure: Rebuild.
2155 2010-03-11 Martin Jambor <mjambor@suse.cz>
2157 PR tree-optimization/43257
2158 * tree.c (assign_assembler_name_if_neeeded): New function.
2159 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2161 * tree.h (assign_assembler_name_if_neeeded): Declare.
2162 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2163 the function if needed.
2165 2010-03-11 Chris Demetriou <cgd@google.com>
2167 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2168 include/stdint-gcc.h, and include/stdint.h world-readable.
2170 2010-03-11 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/43255
2173 * tree-vrp.c (process_assert_insertions_for): Do not insert
2174 asserts for trivial conditions.
2176 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2178 PR tree-optimization/43280
2179 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2180 generation. Move calculation of size out of the if branch.
2181 (find_bswap): Modify compare number generation.
2183 2010-03-11 Richard Guenther <rguenther@suse.de>
2186 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2187 (input_gimple_stmt): Fixup handled component types during
2188 operand read. Also fix up decls in ADDR_EXPRs.
2190 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2192 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2193 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2195 2010-03-10 Jan Hubicka <jh@suse.cz>
2198 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2199 * varasm.c (get_variable_section): Don't do that here...
2200 (make_decl_rtl): ... and here.
2201 (do_assemble_alias): Produce decl RTL.
2202 (assemble_alias): Likewise.
2204 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2207 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2208 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2210 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2211 (based_loc_descr): Only express drap or vdrap regno based expressions
2212 using DW_OP_fbreg when not optimizing.
2213 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2214 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2215 REG_CFA_SET_VDRAP note.
2217 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2219 PR tree-optimization/43236
2220 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2221 error in calculation of base address in reverse iteration case.
2222 (generate_builtin): Take number of latch executions if the statement
2225 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2228 * tree-eh.c: Include pointer-set.h.
2229 (lower_eh_dispatch): Filter out duplicate case labels and
2230 remove the unneeded edge when the label is unused. Return
2231 true when some edges are removed.
2232 (execute_lower_eh_dispatch): When any lowering resulted in
2233 removing an edge, also delete unreachable blocks.
2235 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2238 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2239 UNSPEC_MACHOPIC_OFFSET.
2241 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2244 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2245 (m68k_delegitimize_address): New function.
2247 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2250 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2253 * var-tracking.c (adjust_sets): New function.
2254 (count_with_sets, add_with_sets): Use it.
2255 (get_adjusted_src): New inline function.
2256 (add_stores): Use it.
2259 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2260 call cselib_dummy_expand_value_rtx_cb instead of
2261 cselib_expand_value_rtx_cb.
2264 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2265 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2266 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2267 and .cfi_endproc around the pic thunks.
2268 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2269 all queued unwind info register saves are saved before the call.
2270 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2271 considered as sp-=4 for unwind info and the pop as sp+=4 which
2272 also clobbers dest, but doesn't actually restore it.
2275 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2276 RTX_FRAME_RELATED_P.
2278 2010-03-09 Jie Zhang <jie@codesourcery.com>
2280 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2281 whitespaces in output template.
2283 2010-03-09 Jie Zhang <jie@codesourcery.com>
2285 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2288 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2290 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2291 builtins.exp in a separate job.
2293 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2295 * graphite-sese-to-poly.c (add_param_constraints): Use
2296 lower_bound_in_type and upper_bound_in_type.
2298 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2300 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2301 instead of unsigned_type_node.
2303 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2304 Reza Yazdani <reza.yazdani@amd.com>
2307 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2308 on pointer type parameters.
2310 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2314 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2315 handle conversions from pointer to integers.
2316 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2317 induction variable, to be able to work with code generated by CLooG.
2318 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2319 (build_poly_scop): Bail out if we cannot codegen a loop.
2321 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2323 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2324 code generation with gloog_error.
2326 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2328 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2329 Call fold_convert on all the returned values.
2330 (expand_scalar_variables_expr): Pass to
2331 expand_scalar_variables_ssa_name the type of the resulting expression.
2333 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2335 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2336 ppl_min_for_le_pointset.
2337 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2338 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2340 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2342 * graphite-dependences.c (map_into_dep_poly): Removed.
2343 (dependence_polyhedron_1): Use combine_context_id_scat.
2345 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2347 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2348 (struct poly_bb): Same.
2349 (combine_context_id_scat): New.
2351 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2354 * sese.c (name_defined_in_loop_p): Return false for default
2357 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2359 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2360 and clean up the logic.
2362 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2364 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2367 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2369 * var-tracking.c (remove_cselib_value_chains): Define only for
2371 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2372 delete_slot_part, emit_notes_for_differences_1): Don't call
2373 remove_cselib_value_chains here.
2374 (set_slot_part, emit_notes_for_differences_2): Don't call
2375 add_cselib_value_chains here.
2376 (preserved_values): New vector.
2377 (preserve_value): New function.
2378 (add_uses, add_stores, vt_add_function_parameters): Use it
2379 instead of cselib_preserve_value.
2380 (changed_values_stack): New vector.
2381 (check_changed_vars_0): New function.
2382 (check_changed_vars_1, check_changed_vars_2): Use it.
2383 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2384 changed_values_stack VALUEs.
2385 (vt_emit_notes): For all preserved_values call
2386 add_cselib_value_chains. If ENABLE_CHECKING call
2387 remove_cselib_value_chains before verifying value_chains is empty.
2388 Initialize and free changed_values_stack.
2389 (vt_initialize): Initialize preserved_values.
2390 (vt_finalize): Free preserved_values.
2392 2010-03-08 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/43269
2395 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2398 2010-03-08 Martin Jambor <mjambor@suse.cz>
2400 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2401 (ipa_is_param_called): Removed.
2402 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2403 (ipa_print_node_params): Do not print the called flag.
2404 (ipa_write_node_info): Do not stream the called flag.
2405 (ipa_read_node_info): Likewise.
2407 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2410 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2411 * cselib.c (struct expand_value_data): Add dummy field.
2412 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2414 (cselib_dummy_expand_value_rtx_cb): New function.
2415 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2417 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2418 * var-tracking.c: Include pointer-set.h.
2419 (variable): Change n_var_parts to char from int. Add
2420 cur_loc_changed and in_changed_variables fields.
2421 (variable_canonicalize): Remove.
2422 (shared_var_p): New inline function.
2423 (unshare_variable): Maintain cur_loc_changed and
2424 in_changed_variables fields. If var was in changed_variables,
2425 replace it there with new_var. Just copy cur_loc instead of
2426 resetting it to something else.
2427 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2428 (dataflow_set_union): Don't call variable_canonicalize.
2429 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2430 of their DEBUG_EXPR_TREE_DECLs.
2431 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2432 and in_changed_variables and cur_loc_changed is false.
2433 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2434 and cur_loc_changed. Don't update cur_loc here.
2435 (variable_merge_over_src): Don't call variable_canonicalize.
2436 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2437 removing loc that is equal to cur_loc, clear cur_loc,
2438 set cur_loc_changed and ensure variable_was_changed is called.
2439 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2440 compare pointers in cur_loc check, if it is equal to loc,
2441 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2442 (variable_different_p): Remove compare_current_location argument,
2443 don't compare cur_loc.
2444 (dataflow_set_different_1): Adjust variable_different_p caller.
2445 (variable_was_changed): If dv had some var in changed_variables
2446 already, reset in_changed_variables flag for it and propagate
2447 cur_loc_changed over to the new variable. On empty var
2448 always set cur_loc_changed. Set in_changed_variables on whatever
2449 var is added to changed_variables.
2450 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2451 Use shared_var_p. When removing loc that is equal to cur_loc,
2452 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2453 end, don't set it to something else, just call variable_was_changed.
2454 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2455 loc being removed, clear cur_loc and set cur_loc_changed.
2456 Set cur_loc_changed if all locations have been removed.
2457 (struct expand_loc_callback_data): New type.
2458 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2459 allocated. Always create SUBREGs if simplify_subreg failed.
2460 Prefer to use cur_loc, when that fails and still in
2461 changed_variables (and seen first time) recompute it. Set
2462 cur_loc_changed of variables which had to change cur_loc and
2463 compute elcd->cur_loc_changed if any of the subexpressions used
2464 had to change cur_loc.
2465 (vt_expand_loc): Adjust to pass arguments in
2466 expand_loc_callback_data structure.
2467 (vt_expand_loc_dummy): New function.
2468 (emitted_notes): New variable.
2469 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2470 that weren't used for any other decl in current
2471 emit_notes_for_changes call call vt_expand_loc_dummy to update
2472 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2473 first loc_chain location if NULL before. Always use just
2474 cur_loc instead of first loc_chain location. When cur_loc_changed
2475 is false, when not --enable-checking=rtl just don't emit any note.
2476 When rtl checking, compute the note and assert it is the same
2477 as previous note. Clear cur_loc_changed and in_changed_variables
2478 at the end before removing from changed_variables.
2479 (check_changed_vars_3): New function.
2480 (emit_notes_for_changes): Traverse changed_vars to call
2481 check_changed_vars_3 on each changed var.
2482 (emit_notes_for_differences_1): Clear cur_loc_changed and
2483 in_changed_variables. Recompute cur_loc of new_var.
2484 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2485 (vt_emit_notes): Initialize and destroy emitted_notes.
2487 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2489 PR rtl-optimization/42220
2490 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2491 Use verify_reg_tracked to determine if we should use OP_OUT rather
2493 (build_def_use): If we see an in-out operand for a register that we
2494 know nothing about, treat is an output if possible, fail the block if
2497 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2500 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2503 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2506 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2507 uses of relevant DEFs that are dead outside the loop too.
2509 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2511 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2513 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2515 * var-tracking.c (values_to_unmark): New variable.
2516 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2517 values_to_unmark vector. Moved body to...
2518 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2519 instead queue it into values_to_unmark vector.
2520 (vt_find_locations): Free values_to_unmark vector.
2522 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2524 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2525 (site.exp): Export them when plugins are enabled.
2527 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2530 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2532 (chrec_fold_multiply): Same.
2534 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2537 * c-decl.c (build_compound_literal): Return early if init is
2540 2010-03-04 Martin Jambor <mjambor@suse.cz>
2542 PR tree-optimization/43164
2543 PR tree-optimization/43191
2544 * tree-sra.c (type_consists_of_records_p): Reject records with
2545 zero-size bit-fields at the end.
2547 2010-03-04 Mike Stump <mikestump@comcast.net>
2549 * Makefile.in (TAGS): Remove *.y.
2551 2010-03-04 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/40761
2554 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2556 (my_rev_post_order_compute): New function.
2557 (init_pre): Call it.
2559 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2562 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2563 decrease the cost of an IV candidate when the cost is infinite.
2565 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2567 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2568 Use '3DNow!' for the extension of that name, ensure normal space
2570 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2572 2010-03-03 Jeff Law <law@redhat.com>
2574 * PR middle-end/32693
2575 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2576 than gen_rtx_SUBREG.
2577 (extract_bit_field_1): Likewise.
2579 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2581 * doc/sourcebuild.texi (Test directives): Document that arguments
2582 include-opts and exclude-opts are now optional for dg-skip-if,
2583 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2585 2010-03-03 Jason Merrill <jason@redhat.com>
2588 * cgraph.h (varpool_node): Add extra_name field.
2589 * varpool.c (varpool_extra_name_alias): New.
2590 (varpool_assemble_decl): Emit extra name aliases.
2591 (varpool_mark_needed_node): Look past an extra name alias.
2592 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2593 * lto-streamer-in.c (lto_input_tree): Read it.
2594 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2596 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2598 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2599 (sparc*-*-solaris2*): ...this.
2601 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2604 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2605 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2606 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2607 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2610 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2611 fallthrough to default handling, just with want_address 0 instead of 2.
2612 For single element lists, add_AT_loc directly, otherwise create an
2613 artificial variable DIE and stick location list to it.
2616 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2617 (VAL_EXPR_HAS_REVERSE): Define.
2618 (reverse_op): New function.
2619 (add_stores): For reversible operations add an extra MO_VAL_USE.
2621 2010-03-02 Jason Merrill <jason@redhat.com>
2623 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2625 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2627 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2628 (sparc64-*-linux*): Likewise.
2629 (sparc64-*-solaris2*): Include assembler files before linker ones.
2630 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2631 * config/sparc/gas.h: Delete.
2632 * config/sparc/sol2-64.h: Add copyright notice.
2633 * config/sparc/sol2-gas-bi.h: Likewise.
2634 * config/sparc/sol2-gld.h: Likewise.
2635 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2636 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2637 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2638 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2639 (sparc_elf_asm_named_section): Rename into...
2640 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2642 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2644 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2646 2010-03-02 Jeff Law <law@redhat.com>
2649 * reload1.c (rtx_p, substitute_stack): Declare.
2650 (substitute): Record addresses of changed rtxs.
2651 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2652 Restore the original rtx when complete.
2653 (reload): Free subsitute_stack when complete.
2655 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2657 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2658 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2660 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2661 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2662 Torture Tests): Change from subsection to section.
2664 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2665 Steven Bosscher <steven@gcc.gnu.org>
2667 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2670 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2673 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2674 the assignment from the new induction variable to the assignment
2675 of the value from the original loop PHI function.
2677 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2678 Daniel Jacobowitz <dan@codesourcery.com>
2680 * doc/sourcebuild.texi (Test directives): Clarify options to
2683 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2685 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2686 Disable cfi directives unless GCC and gas agree on using read-only
2687 .eh_frame sections for 64-bit.
2688 * configure: Regenerate.
2690 2010-03-01 Richard Guenther <rguenther@suse.de>
2692 PR tree-optimization/43220
2693 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2694 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2696 2010-03-01 Richard Guenther <rguenther@suse.de>
2697 Martin Jambor <mjambor@suse.cz>
2700 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2701 gimplified parameters.
2703 2010-03-01 Christian Bruel <christian.bruel@st.com>
2705 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2707 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2709 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2711 2010-03-01 Richard Guenther <rguenther@suse.de>
2714 * expr.c (expand_assignment): Use the alias-oracle to tell
2715 if the rhs aliases the result decl.
2717 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2720 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2721 to sol_gt_pch_get_address.
2722 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2723 64-bit, SPARC and x86.
2724 (sol_gt_pch_get_address): New function.
2726 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2728 * toplev.h (inform_n, error_n): Declare.
2729 * diagnostic.c (inform_n, error_n): New function.
2731 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2733 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2734 has no rtl yet when processing local_decls, queue it and recheck
2735 if deferred stack allocation hasn't assigned it rtl.
2737 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2739 * config/sh/sh.c (unspec_bbr_uid): New.
2740 (gen_block_redirect): Use it instead of INSN_UID.
2741 (gen_far_branch): Likewise.
2743 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2745 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2746 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2748 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2750 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2751 (Warning Options): -Wno-conversion-null is valid for
2752 Objective-C++ as well.
2753 * doc/tm.texi (Named Address Spaces): Likewise.
2754 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2755 * doc/tree-ssa.texi (Tree SSA): Likewise.
2757 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2760 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2761 by default. Don't set the default arch for
2762 i[34567]86-*-darwin*|x86_64-*-darwin*.
2764 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2767 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2768 default. Set the default 32bit/64bit archs with $with_arch
2769 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2771 2010-02-27 Richard Guenther <rguenther@suse.de>
2773 PR tree-optimization/43186
2774 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2775 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2776 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2777 unroller iterations.
2779 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2781 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2782 required and i[34567]86-*-* targets don't support 64bit ISA.
2784 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2787 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2790 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2792 * config.gcc: Set the default arch at least to Prescott for
2793 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2794 if SSE math is enabled.
2796 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2798 * diagnostic.c (diagnostic_initialize): Update.
2799 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2801 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2802 (diagnostic_inhibit_notes): New.
2803 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2805 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2808 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2809 * doc/standards.texi: Likewise.
2810 * doc/extend.texi: Likewise.
2811 * doc/trouble.texi: Likewise.
2812 * doc/cppopts.texi: Likewise.
2813 * doc/install.texi: Likewise.
2814 * c.opt (std=c90,std=gnu90): New options.
2815 * c-opts.c (c_common_handle_option): Handle them.
2817 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2820 * c-decl.c (undeclared_variable): Use an informative note.
2822 2010-02-26 Richard Guenther <rguenther@suse.de>
2824 PR tree-optimization/43186
2825 * gimple.h (gimple_fold): Remove.
2826 * gimple.c (gimple_fold): Remove. Inline into single user ...
2827 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2828 Try harder for conditions.
2830 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2833 * function.c (used_types_insert): Don't skip through named pointer
2834 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2835 and it is different from the main variant's type.
2837 2010-02-26 Nick Clifton <nickc@redhat.com>
2839 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2841 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2843 * config.gcc: Support --with-fpmath=sse for x86.
2845 * config/i386/ssemath.h: New.
2847 * doc/install.texi (--with-fpmath=sse): Documented.
2849 2010-02-26 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/43188
2852 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2853 vector types of over-aligned element type.
2855 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2858 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2859 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2861 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2863 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2865 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2867 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2868 * var-tracking.c: Include diagnostic.h.
2869 (debug_dv): New function.
2870 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2873 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2874 (add_value_chain, add_value_chains, remove_value_chain,
2875 remove_value_chains): Handle DEBUG_EXPRs.
2876 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2879 * regcprop.c (struct queued_debug_insn_change): New type.
2880 (struct value_data_entry): Add debug_insn_changes field.
2881 (struct value_data): Add n_debug_insn_changes field.
2882 (debug_insn_changes_pool): New variable.
2883 (free_debug_insn_changes, apply_debug_insn_changes,
2884 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2885 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2886 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2888 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2890 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2891 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2892 changes, call cprop_find_used_regs via note_stores.
2893 (copyprop_hardreg_forward): When copying vd from predecessor
2894 which has any queued DEBUG_INSN changes, make sure the pointers are
2895 cleared. At the end call df_analyze and then if there are any
2896 DEBUG_INSN changes queued at the end of some basic block for still
2897 live registers, apply them.
2898 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2900 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2902 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2905 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2907 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2908 targets. Set the default with_cpu/with_arch from arch/cpu.
2909 Allow x86-64 and native for with_cpu/with_arch.
2911 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2913 * ebitmap.c: Change calls to verify_popcount with calls to
2914 sbitmap_verify_popcount.
2915 (ebitmap_clear_bit): Fixed map->cacheindex test and
2916 map>cache update when bit clearing results in an empty
2919 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2922 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2923 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2924 and support both V2DF and V2DI modes.
2925 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2926 support both V2DF and V2DI modes.
2927 (general): Delete trailing whitespace from a few patterns.
2929 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2930 V2DF/V2DI interleave high/low builtins.
2932 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2935 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2936 interleave high/low functions.
2938 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2940 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2941 #pragma extern_prefix.
2943 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2946 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2947 BLKmode, assert op0 is a MEM and just adjust its mode.
2950 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2951 if bitpos isn't multiple of mode's bitsize.
2953 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2955 * c.opt (-ftemplate-depth=): New.
2956 (-ftemplate-depth-): Deprecate.
2957 * optc-gen.awk: Handle -ftemplate-depth=.
2958 * opth-gen.awk: Likewise.
2959 * c-opts.c (c_common_handle_option): Likewise.
2960 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2962 2010-02-24 Jason Merrill <jason@redhat.com>
2964 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2966 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2968 * cfg.c (alloc_aux_for_block): Remove inline.
2969 (alloc_aux_for_edge): Likewise.
2971 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2973 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2975 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2977 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2978 * config/i386/sol2-gas.h: New file.
2979 * config.gcc (i[34567]86-*-solaris2*): Use it.
2981 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2984 * c-typeck.c (ep_convert_and_check): New.
2985 (build_conditional_expr): Use it.
2986 (build_binary_op): Likewise.
2988 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2990 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2993 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2994 bounds even for -O+.
2995 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2996 expr needs to have DECL_NAME set.
2998 2010-02-24 Nick Clifton <nickc@redhat.com>
3000 * config/mep/mep.c: Include gimple.h.
3001 (mep_function_uses_sp): Delete unused function.
3002 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3003 parameters. Use unsigned integers to count args. Return a
3004 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3006 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3009 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3010 greater or equal to nelt instead of 2 * nelt.
3011 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3014 2010-02-23 Jason Merrill <jason@redhat.com>
3017 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3018 in cfun->local_decls even if they have register types.
3021 * stor-layout.c (place_field): Don't warn about unnecessary
3022 DECL_PACKED if the type is packed.
3024 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3027 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3028 GOTOFF relocs, even when the base reg isn't pic pointer.
3030 2010-02-23 Michael Matz <matz@suse.de>
3033 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3034 (expand_gimple_basic_block): Generate and use debug temps if there
3035 are debug uses left after the last real use of TERed ssa names.
3036 Unlink debug immediate uses when they are expanded.
3038 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3041 * config/i386/i386.c (override_options): Reorganise to provide
3042 better error messages.
3044 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3047 * graphite-scop-detection.c (create_single_exit_edge): Move
3048 the call to find_single_exit_edge to....
3049 (create_sese_edges): ...here. Don't handle multiple edges
3050 exiting the function.
3051 (build_graphite_scops): Don't handle multiple edges
3052 exiting the function.
3054 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3057 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3058 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3060 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3063 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3065 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3068 * c-typeck.c (convert_arguments): Print declaration location.
3069 * c-common.c (validate_nargs): Rename as
3070 builtin_function_validate_nargs.
3071 (check_builtin_function_arguments): Update.
3073 2010-02-22 Richard Guenther <rguenther@suse.de>
3076 * tree-inline.c (declare_return_variable): Use the type of
3077 the call stmt lhs if available.
3079 2010-02-22 Duncan Sands <baldrick@free.fr>
3081 * passes.c (register_pass): Always consider all pass lists when
3082 ref_pass_instance_number is zero.
3084 2010-02-22 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/42749
3087 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3088 parameter. Do arithmetic in the original type.
3089 (update_accumulator_with_ops): Likewise.
3090 (adjust_accumulator_values): Adjust.
3092 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3094 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3095 (QI to BLKmode splitter): New splitter.
3097 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3099 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3100 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3102 2010-02-22 Richard Guenther <rguenther@suse.de>
3104 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3106 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3108 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3109 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3110 ($(T)crti.o, $(T)crtn.o): Remove rules.
3112 2010-02-21 Tobias Burnus <burnus@net-b.de>
3115 * doc/invoke.texi (-fassociative-math): Document that this
3116 option is automatically enabled for Fortran.
3118 2010-02-20 David S. Miller <davem@davemloft.net>
3120 * configure.ac: Test if linker and assembler properly support
3121 GOTDATA_OP relocations.
3122 * configure: Rebuild.
3123 * config.in: Likewise.
3124 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3125 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3126 (movsi_high_pic): Likewise.
3127 (movdi_lo_sum_pic): Likewise.
3128 (movdi_high_pic): Likewise.
3129 (movsi_pic_gotdata_op): New pattern.
3130 (movdi_pic_gotdata_op): Likewise.
3131 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3132 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3134 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3138 attribute to ssemul.
3139 (xop_mulv2div2di3_high): Ditto.
3141 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3144 * c.opt (Wconversion-null): New option.
3145 * doc/invoke.texi (Wconversion-null): Document.
3147 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3149 * common.opt (Wlarger-than-): Add Undocumented.
3151 2010-02-19 Mike Stump <mikestump@comcast.net>
3153 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3155 2010-02-19 Jason Merrill <jason@redhat.com>
3158 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3159 * configure: Likewise.
3161 2010-02-20 Alan Modra <amodra@gmail.com>
3164 * cgraph.h (cgraph_make_decl_local): Declare.
3165 * cgraph.c (cgraph_make_decl_local): New function.
3166 (cgraph_make_node_local): Use it.
3167 * cgraphunit.c (cgraph_function_versioning): Likewise.
3168 * ipa.c (function_and_variable_visibility): Likewise.
3170 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3173 * except.c (sjlj_emit_function_enter): Don't call
3174 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3176 * rtl.h (add_reg_br_prob_note): Remove prototype.
3178 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3181 * c-common.c (conversion_warning): Remove widening conversions
3182 before checking the conversion of integers to reals.
3184 2010-02-19 Mike Stump <mikestump@comcast.net>
3187 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3190 * cgraphunit.c (process_function_and_variable_attributes): Check
3191 DECL_PRESERVE_P instead of looking up attribute "used".
3192 * ipa-pure-const.c (check_decl): Likewise.
3193 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3194 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3195 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3196 instead of attribute "used".
3197 * config/sol2-c.c (solaris_pragma_init): Likewise.
3198 (solaris_pragma_fini): Likewise.
3200 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3202 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3203 Use XCNEW instead of xcalloc.
3204 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3205 XNEW instead of xmalloc.
3206 (get_fields): Use XNEWVEC instead of xmalloc.
3209 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3210 populate vars array.
3211 (create_new_general_access): For debug stmts just reset value.
3212 (get_stmt_accesses): For accesses within debug stmts just record them
3213 using add_access_to_acc_sites instead of preventing the peeling or
3214 counting them as accesses.
3217 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3219 2010-02-19 Richard Guenther <rguenther@suse.de>
3221 PR tree-optimization/42916
3222 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3225 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3227 * configure.ac: Replace all uses of changequote in macro arguments
3228 with proper quoting.
3230 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3233 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3235 2010-02-19 Richard Guenther <rguenther@suse.de>
3237 PR tree-optimization/42944
3238 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3239 test for aliasing with errno.
3241 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3244 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3245 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3246 * dojump.c: Include output.h.
3247 (inv): New inline function.
3248 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3249 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3250 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3251 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3252 argument, pass it down to other calls.
3253 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3254 add REG_BR_PROB note to the conditional jump.
3255 * cfgexpand.c (add_reg_br_prob_note): Removed.
3256 (expand_gimple_cond): Don't call it, add the probability
3257 as last argument to jumpif_1/jumpifnot_1.
3258 * Makefile.in (dojump.o): Depend on output.h.
3259 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3261 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3262 * stmt.c (do_jump_if_equal): Likewise.
3263 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3264 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3265 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3267 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3268 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3269 jumpifnot_1 callers.
3270 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3272 (store_expr): Adjust jumpifnot caller.
3273 (store_constructor): Adjust jumpif caller.
3276 * gimplify.c (gimple_boolify): For __builtin_expect call
3277 gimple_boolify also on its first argument.
3279 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3281 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3283 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3284 * configure: Regenerated.
3286 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3288 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3289 lang_hooks.types_compatible_p instead of comptypes.
3291 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3293 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3294 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3295 if __prefer_thumb__ is defined.
3297 2010-02-18 Martin Jambor <mjambor@suse.cz>
3299 PR tree-optimization/43066
3300 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3301 array with zero-sized element type.
3303 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3305 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3306 rtx, allocate struct var_loc_node here and return it to the
3307 caller, and only if it is actually needed.
3308 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3309 move it earlier and return immediately if it returns NULL.
3311 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3313 * config/sparc/gas.h: New file. Restore
3314 TARGET_ASM_NAMED_SECTION to its ELF default.
3315 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3317 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3318 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3319 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3320 after sparc/sysv4.h.
3322 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3324 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3326 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3328 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3329 patterns from predicated pattern.
3331 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3334 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3335 for insn mnemonic suffix.
3337 2010-02-17 Richard Guenther <rguenther@suse.de>
3339 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3342 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3345 * caller-save.c (save_call_clobbered_regs): If BB ends with
3346 a DEBUG_INSN, move any notes in between last real insn and the last
3347 DEBUG_INSN after the last DEBUG_INSN.
3349 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3351 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3352 Fix return type. Fix argument type. Explain meaning of return value.
3354 2010-02-16 Richard Guenther <rguenther@suse.de>
3356 PR tree-optimization/41043
3357 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3358 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3360 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3362 2010-02-16 Ira Rosen <irar@il.ibm.com>
3364 PR tree-optimization/43074
3365 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3366 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3367 vectorizable cycles in hybrid SLP check.
3368 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3370 2010-02-16 Richard Guenther <rguenther@suse.de>
3372 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3373 (true_dependence): If memrefs_conflict_p computes must-alias
3374 trust it. Move TBAA check after offset-based disambiguation.
3375 (canon_true_dependence): Likewise.
3377 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3379 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3380 * doc/invoke.texi: Document it.
3381 * var-tracking.c: Include toplev.h and params.h.
3382 (vt_find_locations): Return bool indicating success. Compute
3383 hash sizes unconditionally. Check new parameter, report.
3384 (variable_tracking_main_1): Check vt_find_locations results and
3385 retry. Renamed from...
3386 (variable_tracking_main): ... this. New wrapper to preserve
3387 flag_var_tracking_assignments.
3388 * Makefile.in (var-tracking.o): Adjust dependencies.
3390 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3391 Jakub Jelinek <jakub@redhat.com>
3394 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3395 if weak_import attribute is present.
3396 * config/darwin.c (machopic_select_section): Likewise.
3398 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3400 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3401 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3402 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3403 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3405 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3408 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3411 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3412 Rewrite text to refer to the names.
3414 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3416 * config/i386/i386-builtin-types.def
3417 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3418 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3419 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3420 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3421 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3422 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3423 IX86_BUILTIN_VPERMIL2PS256.
3424 (MULTI_ARG_4_DF2_DI_I): Defined.
3425 (MULTI_ARG_4_DF2_DI_I1): Defined.
3426 (MULTI_ARG_4_SF2_SI_I): Defined.
3427 (MULTI_ARG_4_SF2_SI_I1): Defined.
3428 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3429 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3430 __builtin_ia32_vpermil2ps256.
3431 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3432 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3433 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3434 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3435 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3436 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3437 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3438 CODE_FOR_xop_vpermil2v8sf3.
3439 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3440 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3441 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3442 (_mm256_permute2_pd): New.
3443 (_mm_permute2_ps): New.
3444 (_mm256_permute2_ps): New.
3446 2010-02-15 Nick Clifton <nickc@redhat.com>
3448 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3449 boolean parameters. Use emit_jump_insn when emitting a pop
3450 instruction containing a return insn.
3451 (push): Use 'true' rather than '1' as second parameter to F.
3452 (h8300_expand_prologue): Likewise.
3453 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3454 (h8300_expand_epilogue): Likewise.
3456 2010-02-15 Richard Guenther <rguenther@suse.de>
3459 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3462 2010-02-15 Nick Clifton <nickc@redhat.com>
3464 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3467 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3469 * intl.c (fake_ngettext): New function.
3470 * intl.h (fake_ngettext): Declare.
3471 (ngettext): Define macro.
3472 * collect2.c (notice_translated): New function.
3473 (main): Use notice_translated and ngettext.
3474 * collect2.h (notice_translated): Declare.
3476 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3478 * reorg.c (delete_computation): Comment fixes.
3479 * caller-save.c (setup_save_areas): Idem.
3480 * sel-sched-dump.c (dump_lv_set): Idem.
3483 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3485 * config/s390/s390.c (s390_sched_init): New function.
3486 (TARGET_SCHED_INIT): Target hook defined.
3488 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3489 Jack Howarth <howarth@bromo.med.uc.edu>
3490 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3493 Partial revert of unintended change in fix for PR41605.
3494 * config/darwin.h: Fix typo.
3495 * config/darwin9.h: Same.
3497 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3499 * c-pch.c (pch_init): Clear v.
3501 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3504 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3505 graphite_can_represent_init for MULT_EXPR.
3507 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3511 * graphite-sese-to-poly.c (remove_phi): New.
3512 (translate_scalar_reduction_to_array): Call remove_phi.
3514 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3517 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3518 * graphite-clast-to-gimple.h (gloog): Update declaration.
3519 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3520 * graphite-poly.h (struct poly_bb): Add missing comments.
3521 (struct scop): Add poly_scop_p field.
3523 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3524 * graphite.c (graphite_transform_loops): Build the polyhedral
3525 representation for each scop before code generation.
3526 * sese.c (rename_variables_in_operand): Removed.
3527 (rename_variables_in_expr): Return the renamed expression.
3528 (rename_sese_parameters): New.
3529 * sese.h (rename_sese_parameters): Declared.
3531 2010-02-11 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/42998
3534 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3535 POINTER_PLUS_EXPR properly.
3537 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3538 Changpeng Fang <changpeng.fang@amd.com>
3541 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3542 the cost of an IV candidate when the IV is used in a test against zero.
3544 * gcc.dg/tree-ssa/ivopts-3.c: New.
3546 2010-02-11 Richard Guenther <rguenther@suse.de>
3549 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3550 pointer-vs-decl case by swapping refs. Handle some cases
3551 of pointer-vs-decl disambiguations more conservatively.
3552 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3553 to false after expanding.
3555 2010-02-11 Richard Guenther <rguenther@suse.de>
3558 * gcc.c (process_command): Handle LTO file@offset case more
3561 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3563 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3564 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3566 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3568 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3569 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3570 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3571 Optimize eq/ne comparisons when both arguments are known to be
3573 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3574 Don't mask operands unnecessarily if they are known to be already
3577 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3579 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3582 2010-02-10 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/43017
3585 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3586 for wrapping signed arithmetic.
3588 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3591 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3592 if no debug info should be emitted for it.
3594 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3596 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3597 note when flag_exceptions is set.
3599 2010-02-10 Duncan Sands <baldrick@free.fr>
3601 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3603 2010-02-10 Richard Guenther <rguenther@suse.de>
3606 * tree.c (get_unwidened): Handle constants.
3607 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3609 2010-02-10 Martin Jambor <mjambor@suse.cz>
3612 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3613 check for variable argument counts independently.
3615 2010-02-10 Christian Bruel <christian.bruel@st.com>
3618 * config/sh/sh.c (find_barrier): Increase length for non delayed
3619 conditional branches.
3621 2010-02-10 Christian Bruel <christian.bruel@st.com>
3623 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3625 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3627 * builtins.c (set_builtin_user_assembler_name): Also handle
3628 ffs if int is smaller than word.
3630 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3633 * ira-conflicts.c (get_dup): Remove.
3634 (process_reg_shuffles): Add new parameter. Use it as an
3635 additional guard for copy generation.
3636 (add_insn_allocno_copies): Rewrite.
3638 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3640 * common.opt (fsched2-use-traces): Preserved for backward
3642 * doc/invoke.texi: Remove the documentation about option
3643 -fsched2-use-traces.
3644 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3645 flag_sched2_use_traces.
3646 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3647 the backward compatibility flag section.
3649 2010-02-09 Richard Guenther <rguenther@suse.de>
3651 PR tree-optimization/43008
3652 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3653 make HEAP variables initialized from global memory if they
3654 are not known builtin functions.
3655 (find_func_aliases): Adjust.
3657 2010-02-09 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/43000
3660 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3661 arithmetic manually.
3663 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3665 PR tree-optimization/42931
3666 * tree-loop-linear.c (try_interchange_loops): Don't call
3667 double_int_mul if estimated_loop_iterations failed.
3669 2010-02-08 Martin Jambor <mjambor@suse.cz>
3672 * tree-sra.c (build_accesses_from_assign): Do not mark in
3673 should_scalarize_away_bitmap if stmt has volatile ops.
3674 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3677 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3679 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3681 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3683 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3686 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3689 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3691 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3694 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3695 to unknown_dependence.
3696 (graphite_legal_transform_dr): Handle the unknown_dependence.
3697 (graphite_carried_dependence_level_k): Same.
3699 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3701 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3703 2010-02-07 Richard Guenther <rguenther@suse.de>
3706 * expr.c (get_inner_reference): Always initialize *pbitsize.
3708 2010-02-07 Richard Guenther <rguenther@suse.de>
3711 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3712 new ARRAY_REFs on variable size element or minimal index arrays.
3714 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3715 gimple_fold_indirect_ref.
3717 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3720 * arm.c (arm_override_options): Just return if the user has specified
3721 an invalid fpu name.
3723 2010-02-03 Jason Merrill <jason@redhat.com>
3726 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3727 i386_pe_maybe_record_exported_symbol.
3729 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3732 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3733 (pa_delegitimize_address): New function.
3735 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3737 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3738 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3740 2010-02-05 Richard Guenther <rguenther@suse.de>
3743 * lto-streamer-in.c (get_resolution): Deal with references
3744 to undefined functions.
3746 2010-02-05 Richard Guenther <rguenther@suse.de>
3748 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3749 (fold_const_aggregate_ref): Likewise.
3750 (ccp_fold_stmt): Substitute loads.
3751 (maybe_fold_reference): Verify types before substituting.
3753 (fold_gimple_assign): Unshare properly.
3754 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3756 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3758 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3759 for rs6000_gen_cell_microcode.
3761 2010-02-04 Richard Guenther <rguenther@suse.de>
3763 PR rtl-optimization/42952
3764 * dse.c (const_or_frame_p): Remove MEM handling.
3766 2010-02-04 Nick Clifton <nickc@redhat.com>
3768 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3769 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3770 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3771 (mn10300_asm_output_mi_thunk): New function.
3772 (mn10300_can_output_mu_thunk): New function.
3773 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3774 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3775 (FUNCTION_ARG): Delete incorrect comment.
3777 2010-02-03 Jason Merrill <jason@redhat.com>
3780 * fold-const.c (operand_equal_p): Handle erroneous types.
3782 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3784 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3786 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3788 PR rtl-optimization/42941
3789 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3792 2010-02-03 Jason Merrill <jason@redhat.com>
3795 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3797 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3800 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3801 (cselib_reset_table): Renamed from...
3802 (cselib_reset_table_with_next_value): ... this.
3803 (cselib_get_next_uid): Renamed from...
3804 (cselib_get_next_unknown_value): ... this.
3805 * cselib.c (next_uid): Renamed from...
3806 (next_unknown_value): ... this.
3807 (cselib_clear_table): Adjust.
3808 (cselib_reset_table): Adjust. Renamed from...
3809 (cselib_reset_table_with_next_value): ... this.
3810 (cselib_get_next_uid): Adjust. Renamed from...
3811 (cselib_get_next_unknown_value): ... this.
3812 (get_value_hash): Use hash.
3813 (cselib_hash_rtx): Likewise.
3814 (new_cselib_val): Adjust. Set and dump uid.
3815 (cselib_lookup_mem): Pass next_uid as hash.
3816 (cselib_subst_to_values): Likewise.
3817 (cselib_log_lookup): Dump uid.
3818 (cselib_lookup): Pass next_uid as hash. Adjust.
3819 (cselib_process_insn): Adjust.
3820 (cselib_init): Initialize next_uid.
3821 (cselib_finish): Adjust.
3822 (dump_cselib_table): Likewise.
3823 * dse.c (canon_address): Dump value uid.
3824 * print-rtl.c (print_rtx): Print value uid.
3825 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3827 (dv_uid): New function, sort of renamed from...
3828 (dv_htab_hash): ... this, reimplemented in terms of it and...
3829 (dv_uid2hash): ... this. New.
3830 (variable_htab_eq): Drop excess assertions.
3831 (tie_break_pointers): Removed.
3832 (canon_value_cmp): Compare uids.
3833 (variable_post_merge_New_vals): Print uids.
3834 (vt_add_function_parameters): Adjust.
3835 (vt_initialize): Reset table. Adjust.
3837 2010-02-03 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/42944
3840 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3841 (call_may_clobber_ref_p_1): Likewise. Properly handle
3842 malloc and calloc clobbering errno.
3844 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3846 * doc/invoke.texi: Fix name of sched1 dump.
3848 * opts.c (decode_options): Set flag_tree_switch_conversion
3849 only conditionally on optimize >= 2.
3851 * gcse.c: Assorted comment fixes in pass description.
3853 2010-02-03 Anthony Green <green@moxielogic.com>
3855 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3856 nop padding in order to maintain alignment of storage location of
3857 target function address.
3858 (moxie_trampoline_init): Store target function address at newly
3860 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3862 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3864 2010-02-03 Richard Guenther <rguenther@suse.de>
3867 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3869 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * config.gcc: Reenable check for obsolete targets.
3872 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3873 mips-sgi-irix6.[0-4]*.
3875 2010-02-02 Nick Clifton <nickc@redhat.com>
3877 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3878 constant size of 4 as being the same as 0.
3879 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3880 can take values in the range 0..4.
3882 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3885 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3886 as _darwin10_Unwind_FindEnclosingFunction().
3887 * libgcc-libsystem.ver: New.
3889 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3892 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3893 implicitly set registers.
3895 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3897 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3898 (arm_override_options): Allow automatic selection of the thread
3899 pointer register if thumb2.
3900 (legitimize_pic_address): Improve code sequences for Thumb2.
3901 (arm_call_tls_get_addr): Likewise.
3902 (legitimize_tls_address): Likewise.
3903 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3904 (pic_load_addr_32bit): ... this. New named pattern.
3905 * thumb2.md (pic_load_addr_thumb2): Delete.
3906 (pic_load_dot_plus_four): Delete.
3907 (tls_load_dot_plus_four): New named pattern.
3909 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3912 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3913 Document fix for TLS bug.
3915 2010-01-31 Richard Guenther <rguenther@suse.de>
3917 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3918 conservatively correct.
3920 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3926 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3928 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3932 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3934 * config.gcc: Adjust order of makefile fragments for mingw targets.
3936 2010-01-31 Richard Guenther <rguenther@suse.de>
3939 * gimplify.c (gimplify_init_constructor): For volatile LHS
3940 initialize a temporary.
3942 2010-01-31 Matthias Klose <doko@ubuntu.com>
3944 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3946 * configure: Regenerate.
3948 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3950 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3951 the same alias set and their sizes different constantness.
3952 (aliasing_component_refs_p): Revert 2009-10-24 change.
3954 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3956 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3959 2010-01-29 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3962 Assert we successfully updated the call.
3964 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3966 PR rtl-optimization/42889
3967 * df.h (df_set_bb_dirty_nonlr): New prototype.
3968 * df-core.c (df_set_bb_dirty_nonlr): New function.
3969 * df-scan.c (df_insn_rescan): Call it instead of
3970 df_set_bb_dirty for DEBUG_INSNs.
3972 2010-01-29 Richard Guenther <rguenther@suse.de>
3975 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3976 quadratic behavior in most cases.
3978 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3981 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3982 in the call to gen_x86_movsicc_0_m1.
3984 2010-01-28 Richard Guenther <rguenther@suse.de>
3986 PR tree-optimization/42871
3987 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3989 2010-01-28 Richard Guenther <rguenther@suse.de>
3991 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3992 into call arguments.
3994 2010-01-28 Richard Guenther <rguenther@suse.de>
3997 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3998 the forwarder if the destination is an EH landing pad.
4000 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4002 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4003 block list passed to gimple_duplicate_sese_tail.
4004 (parallelize_loops): Avoid parallelization when the function
4006 Avoid parallelization when the preheader is IRREDUCIBLE.
4007 Try to optimize when estimated_loop_iterations_int is unresolved.
4008 Add the loop's location to the dump file.
4009 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4010 (gimple_duplicate_sese_tail): Remove the check for the latch.
4011 Redirect nexits to the exit block.
4012 Remove handling of the incoming edges to the latch.
4013 Redirect the backedge from the copied latch to the exit bb.
4015 2010-01-28 Michael Matz <matz@suse.de>
4018 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4019 Wrap force_reg into a sequence, emit it before user.
4021 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4023 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4025 (arm_legacy_rev): Likewise.
4026 (thumb_legacy_rev): Likewise.
4028 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4030 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4031 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4032 on MEM's address failed, try avoid_constant_pool_reference and
4033 recurse if it returned something different.
4034 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4035 address, try avoid_constant_pool_reference and recurse if it
4036 returned something different.
4037 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4038 address and avoid_constant_pool_reference returned something
4039 different, don't set have_address.
4041 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4044 * var-tracking.c (val_store): Add modified argument, obey it.
4046 (count_uses): Move down logging of main.
4047 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4048 don't need resolution.
4049 (emit_notes_in_bb): Likewise.
4051 2010-01-27 Richard Guenther <rguenther@suse.de>
4054 * tree-inline.c (remap_decl): Delay remapping of SSA name
4055 default definitions until we need them.
4057 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4059 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4060 (rs6000_delegitimize_address): New function.
4062 * config/s390/s390.c (s390_delegitimize_address): Call
4063 delegitimize_mem_from_attrs.
4066 * tree-inline.c (cannot_copy_type_1): Removed.
4067 (copy_forbidden): Don't forbid copying of functions containing
4068 records/unions with variable length fields.
4070 2010-01-27 Christian Bruel <christian.bruel@st.com>
4074 * config/sh/sh.c (find_barrier): Increase length for non delayed
4075 conditional branches.
4077 2010-01-27 Matthias Klose <doko@ubuntu.com>
4079 * configure.ac (gnu-unique-object): Fix ldd version check.
4080 * configure: Regenerate.
4082 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4084 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4086 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4087 Test for HAVE_GNU_AS value.
4089 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4091 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4092 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4093 INT64_TYPE): Define.
4094 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4095 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4096 INT_LEAST64_TYPE): Define.
4097 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4098 UINT_LEAST64_TYPE): Define.
4099 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4100 INT_FAST64_TYPE): Define.
4101 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4102 UINT_FAST64_TYPE): Define.
4103 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4104 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4105 (SIG_ATOMIC_TYPE): Define.
4107 2010-01-26 Richard Guenther <rguenther@suse.de>
4109 * df-scan.c (df_scan_set_bb_info): Remove assert.
4110 (df_insn_rescan_debug_internal): Merge asserts.
4111 (df_install_ref): Likewise.
4112 (df_mark_reg): Use bitmap_set_range.
4113 (df_hard_reg_used_p): Remove assert.
4114 (df_hard_reg_used_count): Likewise.
4116 2010-01-26 Richard Guenther <rguenther@suse.de>
4118 PR rtl-optimization/42685
4119 * web.c (web_main): Ignore DEBUG_INSNs.
4121 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4123 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4125 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4126 Fix types of fndecl and arglist parameters.
4128 2010-01-26 Richard Guenther <rguenther@suse.de>
4131 * tree-eh.c (unsplit_eh): Skip debug insns.
4133 2010-01-26 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/42250
4136 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4138 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4141 * omp-low.c (expand_omp_sections): Only use single_pred if
4142 l2_bb is single_pred_p.
4144 2010-01-25 Christian Bruel <christian.bruel@st.com>
4147 * config/sh/sh.c (find_barrier): Increase length for non delayed
4148 conditional branches.
4149 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4151 2010-01-24 David S. Miller <davem@davemloft.net>
4153 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4154 define if not using GAS.
4155 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4156 Likewise. Delete SECTION_MERGE code, which is only applicable
4159 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4162 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4163 mangling of va_list in system headers.
4165 2010-01-23 Toon Moene <toon@moene.org>
4167 * tree-predcom.c (combine_chains): Return NULL, not false.
4169 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4171 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4172 initialization of variable res to agree with return type.
4174 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4176 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4177 * tree-sra.c: Add include of expr.h.
4179 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4181 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4182 insert the debug stmt on the single non-EH edge from the stmt.
4184 2010-01-22 Richard Henderson <rth@redhat.com>
4187 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4188 the RHS until after generate_subtree_copies has insertted its
4189 code before the current statement.
4191 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4193 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4195 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4197 2010-01-21 Martin Jambor <mjambor@suse.cz>
4199 PR tree-optimization/42585
4200 * tree-sra.c (struct access): New field grp_total_scalarization.
4201 (dump_access): Dump the new field.
4202 (should_scalarize_away_bitmap): New variable.
4203 (cannot_scalarize_away_bitmap): Likewise.
4204 (sra_initialize): Allocate new bitmaps.
4205 (sra_deinitialize): Free new bitmaps.
4206 (create_access_1): New function.
4207 (create_access): Parts moved to create_access_1.
4208 (type_consists_of_records_p): New function.
4209 (completely_scalarize_record): Likewise.
4210 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4211 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4212 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4214 (analyze_all_variable_accesses): Completely scalarize small eligible
4217 2010-01-21 Martin Jambor <mjambor@suse.cz>
4219 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4221 2010-01-21 Andrew Haley <aph@redhat.com>
4223 * gcc.c (process_command): Move lang_specific_driver before
4224 setting cc_libexec_prefix.
4226 2010-01-21 Richard Guenther <rguenther@suse.de>
4229 * fold-const.c (negate_expr_p): Pretend only negative
4230 real constants are easily negatable.
4232 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4233 Jason Merrill <jason@redhat.com>
4235 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4236 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4237 * calls.c (initialize argument_information): Handle it.
4238 * c-common.c (handle_transparent_union_attribute): Use new name.
4239 * c-decl.c (finish_struct): Ditto.
4240 * c-typeck.c (type_lists_compatible_p): Ditto.
4241 (convert_for_assignment): Use new name and also handle record.
4242 * function.c (aggregate_value_p): Handle it.
4243 (pass_by_reference): Ditto.
4244 (assign_parm_data_types): Ditto.
4245 * print-tree.c (print_node): Ditto.
4246 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4247 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4248 * tree.c (first_field): New fn.
4250 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4253 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4254 even when linking statically, for now.
4256 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4259 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4260 without a cselib val.
4261 (count_uses): Accept MO_VAL_SET with no val on stores.
4262 (add_stores): Likewise.
4264 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4266 * var-tracking.c (check_value_val): Add a compile time assertion.
4267 (dv_is_decl_p): Simplify.
4268 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4269 gcc_assert if ENABLE_CHECKING.
4271 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4274 * var-tracking.c: Include tree-flow.h.
4275 (mem_dies_at_call): New.
4276 (dataflow_set_preserve_mem_locs): Use it.
4277 (dataflow_set_remove_mem_locs): Likewise.
4278 (dump_var): Renamed from dump_variable. Adjust all callers.
4279 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4280 * Makefile.in (var-tracking.o): Adjust deps.
4282 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4284 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4286 2010-01-20 Richard Guenther <rguenther@suse.de>
4288 PR tree-optimization/42717
4289 * tree-ssa-dce.c (get_live_post_dom): Remove.
4290 (forward_edge_to_pdom): Take an arbitrary edge to copy
4291 degenerate PHI args from.
4292 (remove_dead_stmt): Use the first post-dominator even if it
4293 does not contain live statements as redirection destination.
4295 2010-01-20 Richard Guenther <rguenther@suse.de>
4297 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4299 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4301 * sel-sched.c (create_speculation_check): Remove set but not used
4303 (try_transformation_cache): Remove set but not used variable ds.
4304 (calculate_privileged_insns): Remove set but not used variables
4305 cur_insn and min_spec_insn.
4306 (find_best_expr): Remove set but not used variable avail_n.
4307 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4309 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4311 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4312 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4315 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4318 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4319 cpu types. Add support for *-sse3 cpu types.
4320 (x86_64-*-*): Ditto.
4322 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4325 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4326 argument, call initializer_constant_valid_p_1 instead of
4327 initializer_constant_valid_p, pass CACHE to it, return NULL
4328 immediately if first call returns NULL.
4329 (initializer_constant_valid_p_1): New function.
4330 (initializer_constant_valid_p): Use it.
4332 2010-01-20 Thomas Quinot <quinot@adacore.com>
4334 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4336 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4338 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4339 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4340 (loc_list_from_tree): Don't handle unsigned division. Handle
4341 signed modulo using DW_OP_{over,over,div,mul,minus}.
4342 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4343 modulo instead of signed.
4345 2010-01-20 DJ Delorie <dj@redhat.com>
4347 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4349 (h8300_emit_stack_adjustment): Propogate it.
4351 (h8300_expand_prologue): Likewise.
4352 (h8300_expand_epilogue): Likewise.
4354 2010-01-19 Michael Matz <matz@suse.de>
4356 PR tree-optimization/41783
4357 * tree-data-ref.c (toplevel): Include flags.h.
4358 (dump_data_dependence_relation): Also dump the inputs if the
4359 result will be unknown.
4360 (split_constant_offset_1): Look through some conversions.
4361 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4362 the offset from last element is too large.
4363 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4364 (reassociate_to_the_same_stmt): Handle vector registers.
4365 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4367 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4368 wide_prolog_niters argument, emit widening instructions.
4369 (vect_do_peeling_for_alignment): Adjust caller, use widened
4370 variant of the iteration cound.
4371 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4373 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4376 * config/arm/neon-testgen.m (emit_automatics): New parameter
4377 features. Adjust for Fixed_return_reg feature.
4378 (test_intrinsic): Call emit_automatics with new feature.
4379 * config/arm/neon.ml: Update copyright years.
4380 (features): New Fixed_return_reg feature.
4381 (ops): Update feature for Vget_low.
4383 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4385 PR tree-optimization/42719
4386 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4390 * fwprop.c (all_uses_available_at): Return false if def_set dest
4391 is a REG that is used in def_insn.
4393 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4395 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4397 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4400 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4402 * target.h (struct gcc_target) <secondary_reload>: Change type
4403 of last argument to secondary_reload_info *.
4405 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4408 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4409 memory references with unaligned offsets. Remove CQImode handling.
4410 (unaligned_memory_operand): Return 1 for memory references with
4411 unaligned offsets. Remove CQImode handling.
4413 2010-01-18 Richard Guenther <rguenther@suse.de>
4416 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4419 2010-01-18 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/42781
4422 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4423 restrict processing only if the original variable was artificial.
4425 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4427 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4428 find number of popped argument bytes.
4430 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4431 Fix the text that describes the return value for invalid insns.
4433 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4435 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4436 Clarify what 'cost of the -dependence' is. Fix quoting.
4438 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4439 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4441 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4443 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4444 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4446 2010-01-17 Richard Guenther <rguenther@suse.de>
4449 * function.c (split_complex_args): Take a VEC to modify.
4450 (assign_parms_augmented_arg_list): Build a VEC instead of
4451 a chain of PARM_DECLs.
4452 (assign_parms_unsplit_complex): Take a VEC of arguments.
4453 Do not fixup unmodified parms.
4454 (assign_parms): Deal with the VEC.
4455 (gimplify_parameters): Likewise.
4457 2010-01-17 Richard Guenther <rguenther@suse.de>
4459 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4460 node existence check.
4461 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4462 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4463 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4464 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4465 (gimple_execute_on_growing_pred): Likewise.
4467 2010-01-17 Richard Guenther <rguenther@suse.de>
4469 PR tree-optimization/42773
4470 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4471 (compute_antic_aux): Likewise.
4472 (compute_partial_antic_aux): Likewise.
4474 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4477 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4480 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4482 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4485 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4486 Fix markup for strict argument.
4488 (TARGET_SCHED_REORDER2): Fix argument types.
4490 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4491 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4493 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4494 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4496 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4499 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4500 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4501 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4502 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4503 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4505 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4507 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4509 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4510 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4512 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4514 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4517 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4519 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4520 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4522 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4524 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4526 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4527 referring to it. Fix language.
4529 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4531 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4533 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4535 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4537 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4538 '@var{stream}. Remove stray 'and'.
4540 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4542 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4544 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4546 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4547 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4549 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4550 Fix description of return value.
4551 Rename argument "sz" to "len."
4553 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4554 Clarify meaning of 'true' return value.
4556 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4558 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4559 rep_mode versus mode_rep.
4561 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4563 (TARGET_BUILTIN_DECL): Fix name.
4565 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4567 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4569 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4571 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4573 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4575 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4578 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4579 Rename argument tm_fn to md_fn.
4581 (TARGET_OPTION_PRINT): Fix argument list.
4583 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4586 * config/i386/i386.c (ix86_fixup_binary_operands):
4587 Revert FMA4 fixup of operands.
4589 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4592 * Makefile.in (write_entries_to_file, install-plugin):
4593 Use \012 instead of \n with tr.
4595 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4597 * configure.ac (HAVE_AS_REF): New C macro.
4598 * configure: Regenerate.
4599 * config.in: Likewise.
4600 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4602 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4605 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4607 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4609 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4611 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4613 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4615 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4617 (TARGET_BINDS_LOCAL_P): Fix argument type.
4619 (TARGET_ASM_FILE_END): Use prototype.
4621 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4623 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4625 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4627 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4629 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4630 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4632 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4633 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4635 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4636 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4637 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4638 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4640 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4642 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4644 (TARGET_INIT_BUILTINS): Use prototype.
4646 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4647 Put 'const char *' in braces. Fix parameter types.
4648 (TARGET_INVALID_CONVERSION): Fix parameter types.
4649 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4650 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4652 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4655 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4657 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4659 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4661 * doc/tm.texi (TARGET_HELP): Fix return type.
4663 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4664 in braces. Fix argument types.
4666 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4668 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4670 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4672 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4673 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4675 (TARGET_MANGLE_TYPE): Fix argument types.
4677 (TARGET_IRA_COVER_CLASSES): Use prototype.
4679 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4681 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4683 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4685 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4687 (TARGET_CALLEE_COPIES): Fix argument types.
4689 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4691 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4693 (TARGET_FUNCTION_VALUE): Fix argument types.
4695 (TARGET_RETURN_IN_MSB): Fix argument type.
4697 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4699 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4701 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4703 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4704 agree with return type.
4706 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4708 2010-01-15 Jing Yu <jingyu@google.com>
4710 PR rtl-optimization/42691
4711 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4712 a pseudo to a constant and are merged, and adjust comments.
4714 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4716 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4718 2010-01-15 Richard Guenther <rguenther@suse.de>
4721 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4722 labels of computed or non-local gotos to the destination.
4723 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4724 landing pad label is the first label.
4726 2010-01-15 Richard Guenther <rguenther@suse.de>
4728 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4730 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4733 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4734 to allow generation of the xssqrtdp instruction on power7.
4735 (sqrtdf2_fpr): Ditto.
4737 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4740 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4741 functions with noreturn attribute.
4744 * varasm.c (declare_weak): Add weak attribute to decl if it
4745 doesn't have one already.
4746 (assemble_external): Only add decls to weak_decls if they also
4747 have weak attribute.
4749 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4751 * var-tracking.c (var_reg_delete): Don't delete the association
4752 between REGs and values or one-part variables if the register
4755 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4758 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4759 because its first operand is a non-localized variable.
4761 2010-01-14 Martin Jambor <mjambor@suse.cz>
4763 PR tree-optimization/42706
4764 * tree-sra.c (encountered_recursive_call): New variable.
4765 (encountered_unchangable_recursive_call): Likewise.
4766 (sra_initialize): Initialize both new variables.
4767 (callsite_has_enough_arguments_p): New function.
4768 (scan_function): Call decl and flags check only for IPA-SRA, check
4769 whether there is a recursive call and whether it has enough arguments.
4770 (all_callers_have_enough_arguments_p): New function.
4771 (convert_callers): Look for recursive calls only when
4772 encountered_recursive_call is set.
4773 (ipa_early_sra): Bail out either if
4774 !all_callers_have_enough_arguments_p or
4775 encountered_unchangable_recursive_call.
4777 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4779 * sel-sched.c: Add 2010 to copyright years.
4780 * sel-sched-ir.c: Likewise.
4781 * sel-sched-ir.h: Likewise.
4783 2010-01-14 Martin Jambor <mjambor@suse.cz>
4785 PR tree-optimization/42714
4786 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4787 constructors specially.
4789 2010-01-14 Andi Kleen <ak@linux.intel.com>
4791 * config/i386/drivers-i386.c (detect_caches_intel):
4792 Add l2sizekb parameter and fill in.
4793 (host_detect_local_cpu): Add l2sizekb, fill in.
4794 Add Atom small cache heuristic.
4796 2010-01-14 Andi Kleen <ak@linux.intel.com>
4798 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4799 Add level3 parameter and fill in.
4800 (detect_caches_intel): Handle level3 cache.
4802 2010-01-14 Andi Kleen <ak@linux.intel.com>
4804 * config/i386/drivers-i386.c (host_detect_local_cpu):
4805 Fix core duo detection.
4807 2010-01-14 Andi Kleen <ak@linux.intel.com>
4809 * config/i386/drivers-i386.c (host_detect_local_cpu):
4812 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4814 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4815 (rs6000_variable_issue_1): this. Use...
4816 (rs6000_variable_issue): here. Reimplement. Print debug info.
4818 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4820 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4821 sel_restore_notes. Update all callers. Call reemit_notes
4824 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4826 PR rtl-optimization/42246
4827 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4830 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4832 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4833 all successors is the same as number of successors in current region.
4835 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4837 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4838 to rename is not separable. Otherwise check that its LHS is not NULL.
4840 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4842 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4844 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4846 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4847 available registers when failed to discover LHS register class.
4848 Fix indentation. Update comment.
4850 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4851 Alexander Monakov <amonakov@ispras.ru>
4853 PR rtl-optimization/42389
4854 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4856 (advance_state_on_fence): Likewise.
4857 (sel_target_adjust_priority): Print debug output only when
4858 sched_verbose >= 4, not 2.
4859 (get_expr_cost): Do not issue all unique insns on the next cycle.
4860 (fill_insns): Initialize can_issue_more from the value saved
4862 * sel-sched-ir.c (flist_add): New parameter issue_more.
4863 Init FENCE_ISSUE_MORE with it.
4864 (merge_fences): Likewise.
4865 (init_fences): Update call to flist_add.
4866 (add_to_fences, add_clean_fence_to_fences)
4867 (add_dirty_fence_to_fences): Likewise.
4868 (move_fence_to_fences): Update call to merge_fences.
4869 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4871 * sel-sched-ir.h (struct _fence): New field issue_more.
4872 (FENCE_ISSUE_MORE): New accessor macro.
4874 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4876 PR rtl-optimization/42388
4877 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4878 that have no predecessors nor successors. Do not call move_bb_info
4879 for empty blocks outside of current region.
4881 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4883 PR rtl-optimization/42294
4884 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4885 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4886 originators' originators.
4888 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4890 PR rtl-optimization/39453
4891 PR rtl-optimization/42246
4892 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4894 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4896 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4897 Alexander Monakov <amonakov@ispras.ru>
4900 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4901 (maybe_tidy_empty_bb): ... here. Make static. Add new
4902 argument. Update all callers.
4903 (tidy_control_flow): ... and here. Recompute topological order
4904 of basic blocks in region if necessary.
4905 (sel_redirect_edge_and_branch): Change return type. Return true
4906 if topological order might have been invalidated.
4907 (purge_empty_blocks): Export and move from...
4908 * sel-sched.c (purge_empty_blocks): ... here.
4909 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4910 (maybe_tidy_empty_bb): Delete prototype.
4911 (purge_empty_blocks): Declare.
4913 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4915 PR rtl-optimization/42249
4916 * sel-sched.c (try_replace_dest_reg): When chosen register
4917 and original register is the same, do not bail out early, but
4918 still check all original insns for validity of replacing destination
4919 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4922 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4925 Port from no-undefined-overflow branch:
4926 2009-03-09 Richard Guenther <rguenther@suse.de>
4928 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4930 2010-01-14 Richard Guenther <rguenther@suse.de>
4933 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4935 2010-01-14 Ira Rosen <irar@il.ibm.com>
4937 PR tree-optimization/42709
4938 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4939 as scalar type in creation of constant vector operand.
4941 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4944 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4945 (check-parallel-%): Match `testsuite' directory component only
4948 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4950 PR translation/39521
4951 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4954 2010-01-13 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/42730
4957 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4960 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4963 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4964 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4967 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4969 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4970 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4971 ___umulsi3_highpart.
4973 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4974 rather than schedule_insns if the pass is enabled.
4976 2010-01-13 Martin Jambor <mjambor@suse.cz>
4978 PR tree-optimization/42704
4979 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4982 2010-01-13 Martin Jambor <mjambor@suse.cz>
4984 PR tree-optimization/42703
4985 * tree-sra.c (analyze_access_subtree): Check that we can build a
4986 reference to the original data within the aggregate.
4988 2010-01-13 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/42705
4991 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4993 2010-01-13 Richard Guenther <rguenther@suse.de>
4996 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4998 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5001 * var-tracking.c (values_to_unmark): New variable.
5002 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5003 values_to_unmark vector. Moved body to...
5004 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5005 instead queue it into values_to_unmark vector.
5006 (vt_find_locations): Free values_to_unmark vector.
5008 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5010 * config/s390/s390.c (override_options): Set
5011 default of max-pending-list-length to 256
5013 2010-01-13 Richard Guenther <rguenther@suse.de>
5016 * tree-pass.h (PROP_gimple_lcx): New.
5017 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5018 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5019 before the final cleanup_eh.
5020 (dump_properties): Dump PROP_gimple_lcx.
5021 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5022 (tree_lower_complex_O0): Remove.
5023 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5024 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5025 tree_lower_complex, schedule TODO_update_ssa.
5026 * lto-streamer-out.c (output_function): Stream the functions
5028 * lto-streamer-in.c (input_function): Likewise.
5029 (lto_read_body): Do not override them here.
5031 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5034 * c-typeck.c (build_c_cast): Fold value cast to union type before
5035 wrapping it in a CONSTRUCTOR.
5037 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5039 PR rtl-optimization/42699
5040 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5043 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5045 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5046 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5047 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5048 SUBTARGET_WARN_UNUSED_SPEC): ... here
5049 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5051 2010-01-12 Julian Brown <julian@codesourcery.com>
5053 * config/arm/neon-schedgen.ml (Utils): Don't try to
5054 open missing module.
5055 (find_with_result): New.
5057 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5060 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5061 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5063 PR tree-optimization/42645
5064 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5065 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5066 decl_map, set processing_debug_stmt to -1 and return name without
5069 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5071 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5072 binutils version, and reword target configuration description.
5074 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5076 * config/avr/avr.h (LINKER_NAME): Remove.
5078 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5081 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5082 that support VSX, warn for -mno-altivec if vsx is not disabled,
5085 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5086 Shujing Zhao <pearly.zhao@oracle.com>
5088 PR translation/42469
5089 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5090 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5091 character between option name and help text.
5092 * c.opt (imultilib): Likewise.
5094 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5096 * lto-streamer-out.c (output_unreferenced_globals): Output static
5099 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5101 PR rtl-optimization/42621
5102 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5103 optimizing for size.
5104 (duplicate_computed_gotos): Remove now-redundant check.
5106 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5109 * configure.ac: Save and restore LDFLAGS and LIBS
5110 * configure: Regenerate.
5112 2010-01-10 Richard Guenther <rguenther@suse.de>
5115 * builtins.c (fold_builtin_strlen): Add type argument and
5116 convert the resulting length to it.
5117 (fold_builtin_1): Adjust.
5119 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5121 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5122 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5124 (num_insns_constant_wide): Adjust for that change.
5126 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5129 * web.c (union_defs): Add used argument, to combine uses of
5131 (entry_register): Adjust type and tests of used argument.
5132 (web_main): Widen used for new use. Pass it to union_defs.
5133 * df.h (union_defs): Adjust prototype.
5135 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5138 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5139 uses in new incoming argument. Free body.
5140 (reset_debug_uses_in_loop): New.
5141 (analyze_insn_to_expand_var): Call the latter if the former found
5142 anything. Fix whitespace. Reject invalid dest overlaps before
5143 going through all insns in the loop.
5145 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5148 * haifa-sched.c (dying_use_p): Debug insns don't count.
5150 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5153 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5154 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5155 (verify_gimple_call): Reject LHS in noreturn calls.
5157 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5161 * tree-vect-loop-manip.c (adjust_info): New type.
5162 (adjust_vec): New pointer to vector.
5163 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5164 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5165 (slpeel_update_phis_for_duplicate_loop): Use them.
5166 (slpeel_update_phi_nodes_for_guard1): Likewise.
5167 (slpeel_update_phi_nodes_for_guard2): Likewise.
5168 (slpeel_tree_peel_loop_to_edge): Likewise.
5169 (vect_update_ivs_after_vectorizer): Likewise.
5171 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5173 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5174 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5176 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5178 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5179 bogus uninitialized warning.
5181 2010-01-09 Richard Guenther <rguenther@suse.de>
5184 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5185 the evolution is compatible with the initial condition.
5187 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5189 * gcc.c (process_command): Update copyright notice dates.
5190 * gcov.c (print_version): Likewise.
5191 * gcov-dump.c (print_version): Likewise.
5192 * mips-tfile.c (main): Likewise.
5193 * mips-tdump.c (main): Likewise.
5195 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5198 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5200 (rotlhi3_8): Delete.
5202 (rotlsi3_8): Delete.
5203 (rotlsi3_16): Delete.
5204 (rotlsi3_24): Delete.
5206 (*rotw<mode>3): New.
5207 (*rotb<mode>3): New.
5208 * config/avr/avr.c (avr_rotate_bytes): New function.
5209 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5211 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5214 * configure.ac: Modify -rdynamic check.
5215 * configure: Regenerate.
5217 2010-01-08 DJ Delorie <dj@redhat.com>
5219 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5220 register popping order.
5222 2010-01-08 Richard Guenther <rguenther@suse.de>
5225 * c.opt (fsigned-char): Also let LTO handle this option.
5226 (funsigned-char): Likewise.
5228 2010-01-07 Richard Guenther <rguenther@suse.de>
5230 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5231 (gimple_op): Likewise.
5232 (gimple_op_ptr): Likewise.
5233 (gimple_assign_set_lhs): Remove gcc_assert.
5234 (gimple_assign_set_rhs1): Likewise.
5235 (gimple_assign_set_rhs2): Likewise.
5236 (gimple_call_set_lhs): Likewise.
5237 (gimple_call_set_fn): Likewise.
5238 (gimple_call_set_fndecl): Likewise.
5239 (gimple_call_fndecl): Likewise.
5240 (gimple_call_return_type): Likewise.
5241 (gimple_call_set_chain): Likewise.
5242 (gimple_call_num_args): Likewise.
5243 (gimple_call_set_arg): Likewise.
5244 (gimple_cond_set_code): Likewise.
5245 (gimple_cond_set_lhs): Likewise.
5246 (gimple_cond_set_rhs): Likewise.
5247 (gimple_cond_set_true_label): Likewise.
5248 (gimple_cond_set_false_label): Likewise.
5249 (gimple_label_set_label): Likewise.
5250 (gimple_goto_set_dest): Likewise.
5251 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5252 (gimple_debug_bind_get_value): Likewise.
5253 (gimple_debug_bind_get_value_ptr): Likewise.
5254 (gimple_debug_bind_set_var): Likewise.
5255 (gimple_debug_bind_set_value): Likewise.
5256 (gimple_debug_bind_reset_value): Likewise.
5257 (gimple_debug_bind_has_value_p): Likewise.
5258 (gimple_return_retval_ptr): Remove gcc_assert.
5259 (gimple_return_retval): Likewise.
5260 (gimple_return_set_retval): Likewise.
5261 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5262 (safe_referenced_var_iterator): Remove.
5263 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5264 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5265 (fill_referenced_var_vec): Remove.
5266 (first_readonly_imm_use): Remove redundant gcc_assert.
5267 (phi_arg_index_from_use): Combine gcc_asserts.
5268 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5269 (first_imm_use_stmt): Remove redundant gcc_assert.
5270 * tree-cfg.c (verify_gimple_call): Verify function and chain
5271 operands. Verify arguments.
5272 (verify_types_in_gimple_stmt): Verify condition code and labels.
5274 2010-01-07 Richard Guenther <rguenther@suse.de>
5276 PR tree-optimization/42641
5277 * sese.c (rename_map_elt_info): Use the SSA name version, do
5280 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5282 PR tree-optimization/42625
5283 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5284 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5286 2010-01-07 Duncan Sands <baldrick@free.fr>
5288 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5290 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5293 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5294 note itself is not function_invariant_p.
5296 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5298 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5299 Do not add the DF_NOTE problem.
5300 * store-motion.c (execute_rtl_store_motion): Likewise.
5302 2010-01-07 Martin Jambor <mjambor@suse.cz>
5304 PR tree-optimization/42157
5305 * tree-sra.c (compare_access_positions): Stabilize sort if both
5306 accesses have integer types, return zero immediately if they are the
5309 2010-01-06 Richard Henderson <rth@redhat.com>
5312 * haifa-sched.c (add_to_note_list): Merge into ...
5313 (concat_note_lists): ... here, and ...
5314 (unlink_other_notes, rm_other_notes): Merge into...
5315 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5316 NOTE_INSN_EPILOGUE_BEG.
5318 2010-01-06 Richard Guenther <rguenther@suse.de>
5320 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5321 not inline regular functions into always-inline functions.
5323 2010-01-06 Nick Clifton <nickc@redhat.com>
5325 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5326 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5328 (OVERRIDE_OPTIONS): Delete.
5329 (OPTIMIZATION_OPTIONS): Define.
5330 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5331 * config/rx/rx.c (rx_handle_option): Issue an error message if
5332 -mcpu=rx200 and -fpu are used together.
5333 (rx_set_optimization_options): New function. Issue an error
5334 message if an optimization attribute attempts to reset the FPU/
5335 math optimization pairing.
5336 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5337 * config/rx/rx.opt: Set the default to 32-bit doubles.
5338 * config/rx/t-rx: Add multilibs for -nofpu option.
5339 * doc/invoke.texi: Update documentation of RX options.
5341 2010-01-06 Richard Guenther <rguenther@suse.de>
5343 * tree-ssa-pre.c (name_to_id): New global.
5344 (alloc_expression_id): Simplify SSA name handling.
5345 (lookup_expression_id): Likewise.
5346 (init_pre): Zero name_to_id.
5347 (fini_pre): Free it.
5349 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5351 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5353 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5356 * config/i386/sse.md (smaxv2di3): New.
5357 (umaxv2di3): Likewise.
5358 (sminv2di3): Likewise.
5359 (uminv2di3): Likewise.
5361 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5364 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5365 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5366 (legitimize_tls_address): Likewise.
5367 (sparc_tls_referenced_p): Likewise.
5368 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5369 and adjust calls to legitimize_pic_address.
5370 (legitimate_constant_p) Use sparc_tls_referenced_p.
5371 (legitimate_pic_operand_p): Likewise.
5372 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5373 (sparc_tls_symbol_ref_1): Delete.
5374 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5375 (legitimize_tls_address): Make static, handle CONST patterns.
5376 (legitimize_pic_address): Make static, remove unused parameter and
5377 adjust recursive calls.
5378 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5379 and adjust call to legitimize_pic_address.
5380 (sparc_output_mi_thunk): Likewise.
5382 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5383 H.J. Lu <hongjiu.lu@intel.com>
5386 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5387 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5388 operands to make them signed.
5391 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5394 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5395 GTU to GT for V4SI and V2DI.
5397 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5398 (umin<mode>3): Removed.
5400 (uminv4si3): Likewise.
5402 2010-01-05 Martin Jambor <mjambor@suse.cz>
5404 PR tree-optimization/42462
5405 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5406 current_function_decl to helper functions and macros.
5408 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5411 * flags.h: Don't include real.h.
5412 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5413 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5414 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5415 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5416 * dominance.c: Update copyright.
5417 * gimple.c (walk_gimple_op): Remove inline.
5418 * tree-ssa-reassoc.c: Include real.h.
5419 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5420 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5422 2010-01-05 Nick Clifton <nickc@redhat.com>
5424 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5425 register to push into the stack frame when the accumulator has to
5426 be saved during interrupts.
5428 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5430 * doc/invoke.texi: Remove the documentation about option
5432 * common.opt (Wunreachable-code): Preserved for backward
5434 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5435 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5436 the backward compatibility flag section.
5438 2010-01-05 Richard Guenther <rguenther@suse.de>
5440 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5442 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5445 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5447 PR tree-optimization/42508
5448 * tree-sra.c (convert_callers): Check for recursive call
5449 by comparing cgraph nodes instead of decls.
5450 (modify_function): Call ipa_modify_formal_parameters also
5451 on all same_body aliases.
5453 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5454 cgraph nodes when checking for same_body aliases.
5456 2010-01-05 Richard Guenther <rguenther@suse.de>
5458 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5459 allocation and lookup.
5460 (get_or_alloc_expr_for_constant): Likewise.
5461 (phi_translate): Sink allocation.
5463 2010-01-04 Richard Guenther <rguenther@suse.de>
5465 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5466 a new entry only if needed.
5467 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5468 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5470 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5472 (phi_translate): Handle CONSTANTs early.
5474 2010-01-04 Martin Jambor <mjambor@suse.cz>
5476 PR tree-optimization/42398
5477 * tree-sra.c (struct access): Removed flag grp_different_types.
5478 (dump_access): Do not dump the removed flag.
5479 (sort_and_splice_var_accesses): Do not set the removed flag.
5480 (sra_modify_expr): Check for type compatibility directly.
5482 2010-01-04 Martin Jambor <mjambor@suse.cz>
5484 PR tree-optimization/42366
5485 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5486 edges with variable number of parameters.
5487 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5488 flag instead of asserting it.
5489 (ipa_read_node_info): Read uses_analysis_done flag.
5491 2010-01-04 Richard Guenther <rguenther@suse.de>
5493 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5494 iterative_hash_* as intended.
5495 (vn_reference_compute_hash): Likewise. Simplify hashing
5497 (vn_reference_lookup_2): Likewise.
5498 (vn_nary_op_compute_hash): Likewise.
5499 (vn_phi_compute_hash): Likewise.
5500 (expressions_equal_p): Remove strange code.
5501 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5502 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5503 (bitmap_insert_into_set_1): Take value-id as parameter.
5504 (add_to_value): Pass it.
5505 (bitmap_insert_into_set): Likewise.
5506 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5508 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5511 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5512 (do_self_spec): For switches with SWITCH_IGNORE set set also
5513 SWITCH_IGNORE_PERMANENTLY.
5514 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5517 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5519 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5520 tree of an unreferenced global var.
5522 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5525 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5526 GTU to GT for V4SI and V2DI.
5528 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5529 (umin<mode>3): Removed.
5531 (uminv4si3): Likewise.
5533 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5536 * collect2.c (main): Turn on trace in collect2 if -v is passed
5539 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5541 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5542 description of expression operand.
5544 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5546 * configure.ac: Add install-html to target_list for Make-hooks.
5547 * configure: Regenerate.
5548 * fortran/Make-lang.in (F95_HTMLFILES): New.
5549 (fortran.html): Use it.
5550 (fortran.install-html): New.
5551 * Makefile.in (install-html): Add lang.install-html.
5552 * java/Make-lang.in (JAVA_HTMLFILES): New.
5553 (java.html): Use it.
5554 (java.install-html): New.
5555 * objc/Make-lang.in (objc.install-html): New.
5556 * objcp/Make-lang.in (obj-c++.install-html): New.
5557 * cp/Make-lang.in (c++.install-html): New.
5558 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5559 * lto/Make-lang.in (lto.install-html): New.
5561 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5564 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5566 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5568 PR rtl-optimization/41862
5569 * store-motion.c (store_killed_in_insn, compute_store_table,
5570 remove_reachable_equiv_notes, replace_store_insn,
5571 build_store_vectors): Ignore all DEBUG_INSNs.
5573 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5576 * common.opt: Add dumpdir.
5578 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5580 (option_map): Add --dumpdir.
5582 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5584 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5586 * opts.c (decode_options): Try dump_dir_name first if
5587 dump_base_name isn't an absolute path.
5588 (common_handle_option): Handle OPT_dumpdir.
5590 * toplev.c (dump_dir_name): New.
5591 (print_switch_values): Also ignore -dumpdir.
5593 * toplev.h (dump_dir_name): New.
5595 2010-01-03 Richard Guenther <rguenther@suse.de>
5597 PR tree-optimization/42589
5598 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5599 double-word expansion of bswap32.
5601 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5603 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5604 with BLOCK_FOR_INSN.
5605 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5606 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5607 noce_process_if_block): Likewise.
5608 * gcse.c (compute_local_properties, insert_expr_in_table,
5609 insert_set_in_table, canon_list_insert, find_avail_set,
5610 pre_insert_copy_insn): Likewise.
5612 * basic-block.h (BLOCK_NUM): Move from here...
5613 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5615 2010-01-03 Richard Guenther <rguenther@suse.de>
5617 PR tree-optimization/42438
5618 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5619 contains_may_not_return_call flag.
5620 (BB_MAY_NOTRETURN): New.
5621 (valid_in_sets): Trapping nary operations are not valid
5622 in blocks that may not return.
5623 (insert_into_preds_of_block): Remove check for trapping expressions.
5624 (compute_avail): Compute also BB_MAY_NOTRETURN.
5626 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5628 * doc/invoke.texi: Add 2010 to copyright years.
5630 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5632 * config/sparc/sparc.c: Fix formatting nits.
5634 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5635 Alexander Monakov <amonakov@ispras.ru>
5637 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5639 2010-01-02 Richard Guenther <rguenther@suse.de>
5642 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5643 (simplify_switch_using_ranges): Mark to be removed edges
5646 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5648 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5650 * collect2.c (scan_libraries): Add missing argument in call to
5653 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5656 * config/alpha/predicates.md (aligned_memory_operand): Return false
5658 (unaligned_memory_operand): Return true for CQImode.
5659 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5660 doesn not cross aligned SImode word boundary.
5662 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5664 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5666 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5667 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5669 2010-01-02 Richard Guenther <rguenther@suse.de>
5672 * toplev.c (compile_file): Emit LTO marker properly. Change
5674 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5676 2010-01-01 Richard Guenther <rguenther@suse.de>
5679 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5681 2010-01-01 Richard Guenther <rguenther@suse.de>
5684 * c-decl.c (grokdeclarator): For zero-size arrays force
5685 structural equality checks as layout_type does.
5687 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5689 * builtins.c: Update copyright to 2010.
5691 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5694 * lto-streamer-out.c (produce_asm): Revert the last change.
5695 (copy_function): Likewise.
5697 * lto-streamer.c (lto_get_section_name): Skip any leading
5700 2010-01-01 Richard Guenther <rguenther@suse.de>
5703 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5707 Copyright (C) 2010 Free Software Foundation, Inc.
5709 Copying and distribution of this file, with or without modification,
5710 are permitted in any medium without royalty provided the copyright
5711 notice and this notice are preserved.