1 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4 * config/sh/sh.c: Include reload.h.
5 (sh_legitimize_reload_address): New.
6 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
7 sh_legitimize_reload_address.
9 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
11 * config/sh/sh.md (*movqi_pop): New insn pattern.
12 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
14 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.md (any_shiftrt): New code iterator.
17 (shiftrt_insn): New code attribute.
19 (<shiftrt_insn><mode>3): Macroize expander from ashr<mode>3 and
20 lshr<mode>3 using any_shiftrt code iterator.
21 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
22 *ashr<mode>3_doubleword and *lshr<mode>3_doubleword using
23 any_shiftrt code iterator.
24 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
25 pattern from corresponding peephole2 patterns.
26 (*<shiftrt_insn><mode>3_1): Macroize insn from *ashr<mode>3_1
27 and *lshr<mode>3_1 using any_shiftrt code iterator.
28 (*<shiftrt_insn>si3_1_zext): Ditto from *ashrsi3_1_zext
30 (*<shiftrt_insn>qi3_1_slp): Ditto from *ashrqi3_1_slp
32 (*<shiftrt_insn><mode>3_cmp): Ditto from *ashr<mode>3_cmp
34 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from *ashr<mode>3_cmp_zext
35 and *lshr<mode>3_cmp_zext.
36 (*<shiftrt_insn><mode>3_cconly): Ditto from *ashr<mode>3_cconly
37 and *lshr<mode>3_cconly.
39 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
43 (*lshr<mode>3_cconly): Ditto.
45 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.md (lshr<mode>3): Macroize expander from
48 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
49 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
50 pattern from *lshr{di,ti}3_1 and corresponding splitters using
52 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
53 from corresponding peephole2 patterns.
54 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
55 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
56 and *lshrdi3_cmp_rex64 using SWI mode iterator.
57 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
58 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
59 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
60 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
61 and *lshrdi3_cmp_rex64 using SWI mode iterator.
62 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
63 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
64 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
65 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
68 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.md (ashr<mode>3): Macroize expander from
71 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
72 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
73 pattern from *ashr{di,ti}3_1 and corresponding splitters using
75 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
76 from corresponding peephole2 patterns.
77 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
78 (ashrsi3_cvt): Rename from ashrsi3_31.
79 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
80 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
81 and x86_64_shift_adj_3 using SWI48 mode iterator.
82 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
83 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
84 and *ashrdi3_cmp_rex64 using SWI mode iterator.
85 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
86 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
87 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
88 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
89 and *ashrdi3_cmp_rex64 using SWI mode iterator.
90 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
91 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
92 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
93 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
95 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
96 * config/i386/i386.c (ix86_split_ashr): Update for renamed
97 x86_shift<mode>_adj_3 expanders.
99 2010-04-10 Wei Guozhi <carrot@google.com>
102 * config/arm/arm.c (arm_pic_static_addr): New function.
103 (legitimize_pic_address): Call arm_pic_static_addr when it detects
105 (arm_output_addr_const_extra): Output expression for new pattern.
106 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
108 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
110 * ira-costs.c (record_reg_classes): Ignore alternatives that are
113 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
114 * web.c: Include "insn-config.h" and "recog.h".
115 (union_match_dups): New function.
117 (union_defs): Don't try to recognize match_dups.
119 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
120 if doing so would replace the entire pattern.
122 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
127 and splitter pattern. Change splitter operand 1 predicate to
130 2010-04-09 Martin Jambor <mjambor@suse.cz>
132 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
133 lattices are addresses of CONST_DECLs with the same initial value.
134 (ipcp_print_all_lattices): Print values of CONST_DECLs.
135 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
137 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
138 Bernd Schmidt <bernd.schmidt@codesourcery.com>
140 * loop-invariant.c (replace_uses): New static function.
141 (move_invariant_reg): Use it to ensure we can replace the uses.
143 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
145 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
147 (picochip_override_options): Enable section anchors only above -O1.
148 (picochip_reorg): Fixed a couple of build warnings.
150 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
152 * configure.ac (plugin -rdynamic test): Log result.
153 * configure: Regenerate.
154 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
155 (RDYNAMIC_SPEC): Define.
156 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
158 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
160 * configure.ac: Determine Sun ld version numbers.
161 (comdat_group): Restrict GNU ld version checks to gld.
162 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
163 (enable_comdat): Support --enable-comdat.
164 * configure: Regenerate.
165 * doc/install.texi (Configuration): Document --enable-comdat.
167 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
169 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
170 * config/sol2-gld.h: ... here.
171 * config.gcc (sparc*-*-solaris2*): Reflect this.
172 (i[34567]86-*-solaris2*): Use it.
174 2010-04-09 Steve Ellcey <sje@cup.hp.com>
176 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
178 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
180 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
183 * diagnostic.c (diagnostic_initialize): Initialize
184 some_warnings_are_errors.
185 (diagnostic_finish): New.
186 (diagnostic_action_after_output): Call it before exiting.
187 (diagnostic_report_diagnostic): Do not print message here. Set
188 some_warnings_are_errors.
189 * diagnostic.h (diagnostic_context): Delete
190 issue_warnings_are_errors_message. Add some_warnings_are_errors.
191 (diagnostic_finish): Declare.
192 * toplev.c (toplev_main): Call it before exit.
194 2010-04-09 Jason Merrill <jason@redhat.com>
197 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
201 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
202 based on a warning flag.
204 2010-04-09 Richard Guenther <rguenther@suse.de>
206 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
208 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
211 * varasm.c (default_assemble_visibility): Wrap vars that are
212 set, but unused, by targets without GAS.
213 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
214 Remove set, but unused, vars.
215 (rs6000_legitimize_tls_address): Likewise.
216 (altivec_expand_dst_builtin): Likewise.
217 * config/darwin.c (machopic_classify_symbol): Likewise.
218 (machopic_indirection_name): Likewise.
220 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
222 * config/i386/i386.md (DWI): New mode iterator.
223 (S): New mode attribute.
224 (shift_operand): Ditto.
225 (shift_immediate_operand): Ditto.
226 (ashl_input_operand): Ditto.
227 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
228 using SDWIM mode iterator.
229 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
230 pattern from *ashl{di,ti}3_1 and corresponding splitters using
232 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
233 from corresponding peephole2 patterns.
234 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
235 and x86_64_shift_adj_1 using SWI48 mode iterator.
236 (x86_shift<mode>_adj_2): Ditto.
237 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
238 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
239 using SWI48 mode iterator.
240 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
241 *ashldi3_cmp_rex64 using SWI mode iterator.
242 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
243 *ashldi3_cconly_rex64 using SWI mode iterator.
244 * config/i386/i386.c (ix86_split_ashl): Update for renamed
245 x86_shift<mode>_adj_{1,2}.
246 (ix86_split_ashr): Ditto.
247 (ix86_split_lshr): Ditto.
249 2010-04-09 Richard Guenther <rguenther@suse.de>
251 * target.h (builtin_conversion): Pass in input and output types.
252 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
253 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
254 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
255 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
257 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
259 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
261 2010-04-09 Richard Guenther <rguenther@suse.de>
264 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
266 2010-04-09 Richard Guenther <rguenther@suse.de>
268 * tree-vectorizer.h (struct _stmt_vec_info): Document
269 that vectype is the type of the LHS.
270 (supportable_widening_operation, supportable_narrowing_operation):
271 Get both input and output vector types as arguments.
272 (vect_is_simple_use_1): Declare.
273 (get_same_sized_vectype): Likewise.
274 * tree-vect-loop.c (vect_determine_vectorization_factor):
275 Set STMT_VINFO_VECTYPE to the vector type of the def.
276 (vectorizable_reduction): Adjust.
277 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
278 Adjust. Specify the output vector type.
279 (vect_pattern_recog_1): Adjust.
280 * tree-vect-stmts.c (get_same_sized_vectype): New function.
281 (vectorizable_call): Adjust.
282 (vectorizable_conversion): Likewise.
283 (vectorizable_operation): Likewise.
284 (vectorizable_type_demotion): Likewise.
285 (vectorizable_type_promotion): Likewise.
286 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
288 (vect_is_simple_use_1): New function.
289 (supportable_widening_operation): Get both input and output
291 (supportable_narrowing_operation): Likewise.
292 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
294 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
296 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
297 __thiscall and _thiscall as predefined macros.
298 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
299 thiscall attribute handling.
300 (ix86_comp_type_attributes): Likewise.
301 (ix86_function_regparm): Likewise.
302 (ix86_return_pops_args): Likewise.
303 (init_cumulative_args): Likewise.
304 (find_drap_reg): Likewise.
305 (ix86_static_chain): Likewise.
306 (x86_this_parameter): Likewise.
307 (x86_output_mi_thunk): Likewise.
308 (ix86_attribute_table): Add description for thiscall attribute.
309 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
310 * doc/extend.texi: Add documentation for thiscall.
312 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
315 * c.opt (Wint-to-pointer-cast): Available in C++.
316 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
318 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
320 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
321 * calls.c (expand_call): Pass the function type to aggregate_value_p.
322 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
323 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
324 function type instead. Reorder and simplify checks.
326 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
328 2010-04-08 Jing Yu <jingyu@google.com>
329 Zdenek Dvorak <ook@ucw.cz>
331 PR tree-optimization/42720
332 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
333 loop unswitch conditions here from ...
334 (tree_unswitch_single_loop): ... here.
336 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
338 * tree-if-conv.c: Fix comments and simplify logic.
340 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
342 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
343 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
344 (main_tree_if_conversion): Update call to tree_if_conversion.
346 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
349 * doc/invoke.texi (-b,-V): Delete.
350 * doc/tm.texi: Do not mention -b.
351 * gcc.c (display_help): Delete -b and -V.
352 (process_command): Delete -b and -V.
353 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
355 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
356 Wolfgang Gellerich <gellerich@de.ibm.com>
358 Implement target hook for loop unrolling
359 * target.h (loop_unroll_adjust): Add a new target hook function.
360 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
361 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
362 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
363 (s390_loop_unroll_adjust): Implement the new target hook for s390.
364 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
366 (decide_unroll_stupid): Likewise.
368 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
371 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
373 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
375 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
376 (Specific, *-*-solaris2*): Likewise.
377 Don't prefer Sun as over GNU as.
379 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
381 * config/s390/s390.c (override_options): Adjust the z10
382 defaults for max-unroll-times, max-completely-peeled-insns
383 and max-completely-peel-times.
385 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
387 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
388 instructions for z10.
389 (s390_expand_setmem): Likewise.
390 (s390_expand_cmpmem): Likewise.
392 2010-04-08 Richard Guenther <rguenther@suse.de>
394 PR tree-optimization/43679
395 * tree-ssa-pre.c (eliminate): Only propagate copies.
397 2010-04-08 Jakub Jelinek <jakub@redhat.com>
400 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
401 set but not used variable warning.
403 2010-04-08 Wei Guozhi <carrot@google.com>
406 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
407 (arm_size_rtx_costs): Call the new function when optimized for size.
409 2010-04-08 Jakub Jelinek <jakub@redhat.com>
412 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
413 op0 is not a MEM, just return NULL instead of assertion
415 (discover_nonconstant_array_refs): Don't walk debug stmts.
417 2010-04-08 Doug Kwan <dougkwan@google.com>
419 * configure.ac: Recognize gold and do not use its version number
421 * configure: Regenerate.
423 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
426 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
427 (negate_value): Move code to push elements to broken_up_substracts ...
428 (eliminate_plus_minus_pair): ... here. Push operands that have no
429 negative pair to plus_negates.
430 (repropagate_negates, init_reassoc, fini_reassoc): Update.
432 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
434 * doc/install.texi (Configuration): Move description of
435 --enable-lto, --with-libelf*, --enable-gold from Java section to
438 * doc/generic.texi (Working with declarations)
439 (Function Properties, C and C++ Trees): Fix typos.
440 * doc/sourcebuild.texi (Top Level): Likewise.
442 2010-04-07 Jakub Jelinek <jakub@redhat.com>
445 * tree.h (DECL_READ_P): Define.
446 (struct tree_decl_common): Add decl_read_flag.
447 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
448 a set but not used warning.
449 (merge_decls): Merge DECL_READ_P flag.
450 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
451 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
452 * c-common.c (handle_used_attribute, handle_unused_attribute):
454 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
456 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
458 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
459 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
460 c_parser_binary_expression, c_parser_cast_expression,
461 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
462 Call default_function_array_read_conversion instead of
463 default_function_array_conversion where needed.
464 (c_parser_unary_expression, c_parser_conditional_expression,
465 c_parser_postfix_expression_after_primary, c_parser_initelt):
466 Likewise. Call mark_exp_read where needed.
467 (c_parser_statement_after_labels, c_parser_asm_operands,
468 c_parser_typeof_specifier, c_parser_sizeof_expression,
469 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
471 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
473 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
474 (warn_unused_but_set_parameter): Default to warn_unused
476 * doc/invoke.texi: Document -Wunused-but-set-variable and
477 -Wunused-but-set-parameter.
479 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
481 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
482 when operandN variables aren't used in the body of the expander
484 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
485 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
486 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
487 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
488 FOR_EACH_IMM_USE_ON_STMT): Likewise.
489 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
490 * tree.c (PROCESS_ARG): Likewise.
492 2010-04-07 Simon Baldwin <simonb@google.com>
494 * diagnostic.h (diagnostic_override_option_index): New macro to
495 set a diagnostic's option_index.
496 * c-tree.h (c_cpp_error): Add warning reason argument.
497 * opts.c (_warning_as_error_callback): New.
498 (register_warning_as_error_callback): Store callback for
499 warnings enabled via enable_warning_as_error.
500 (enable_warning_as_error): Call callback, minor code tidy.
501 * opts.h (register_warning_as_error_callback): Declare.
502 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
503 response to -Werror=.
504 (c_common_init_options): Register warning_as_error_callback in opts.c.
505 * common.opt: Add -Wno-cpp option.
506 * c-common.c (struct reason_option_codes_t): Map cpp warning
507 reason codes to gcc option indexes.
508 * (c_option_controlling_cpp_error): New function, lookup the gcc
509 option index for a cpp warning reason code.
510 * (c_cpp_error): Add warning reason argument, call
511 c_option_controlling_cpp_error for diagnostic_override_option_index.
512 * doc/invoke.texi: Document -Wno-cpp.
514 2010-04-07 Richard Guenther <rguenther@suse.de>
516 * ipa-reference.c (mark_load): Use get_base_address.
517 (mark_store): Likewise.
519 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
520 inserting GIMPLE_NOPs into the IL.
521 * tree-ssa-structalias.c (get_constraint_for_component_ref):
522 Explicitly strip handled components and indirect references.
524 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
525 folding address expressions.
526 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
527 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
528 operand_equal_p to compare decls.
529 (ptr_deref_may_alias_decl_p): Likewise.
530 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
531 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
532 Handle reversed comparison ops.
533 * tree-sra.c (asm_visit_addr): Use get_base_address.
534 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
535 * ipa-reference.c (mark_address): Use get_base_address.
537 2010-04-07 Richard Guenther <rguenther@suse.de>
539 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
540 Propagate constants everywhere.
542 2010-04-07 Jakub Jelinek <jakub@redhat.com>
545 * tree.c (MAX_INT_CACHED_PREC): Define.
546 (nonstandard_integer_type_cache): New array.
547 (build_nonstandard_integer_type): Cache results for precision
548 <= MAX_INT_CACHED_PREC.
550 2010-04-07 Richard Guenther <rguenther@suse.de>
552 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
553 -fargument-noalias-global, -fargument-noalias-anything): Remove.
554 * common.opt: Likewise.
555 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
556 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
557 (nonoverlapping_memrefs_p): Likewise.
558 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
559 * opts.c (common_handle_option): Handle OPT_fargument_alias,
560 OPT_fargument_noalias, OPT_fargument_noalias_anything and
561 OPT_fargument_noalias_global for backward compatibility.
563 2010-04-07 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/43270
566 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
567 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
568 * tree-ssa-pre.c (phi_translate_1): Adjust.
569 (fully_constant_expression): Split out vn_reference handling to ...
570 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
571 Fold reads from constant strings.
572 (vn_reference_lookup): Handle fully constant references.
573 (vn_reference_lookup_pieces): Likewise.
574 * Makefile.in (expmed.o-warn): Add -Wno-error.
576 2010-04-07 Martin Jambor <mjambor@suse.cz>
578 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
580 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
583 * gcc.c: Add -static-libstdc++ to list of recognized options.
585 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
587 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
589 2010-04-07 Richard Guenther <rguenther@suse.de>
592 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
593 bases build simple mem attributes to retain points-to information.
595 2010-04-07 Richard Guenther <rguenther@suse.de>
598 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
599 preserve points-to related information.
601 2010-04-07 Richard Guenther <rguenther@suse.de>
604 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
605 discard plain indirect references.
606 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
607 * tree.c (tree_nop_conversion): Likewise.
609 2010-04-07 Dodji Seketeli <dodji@redhat.com>
612 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
614 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
616 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
617 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
619 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
621 * tree-if-conv.c: Fix indentation and comments.
623 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
625 * tree-if-conv.c: Sort static functions in topological order.
627 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
629 * tree-if-conv.c: Fix indentation and comments.
631 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
634 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
635 lang_hooks.types.type_for_size instead of
636 build_nonstandard_integer_type.
637 When converting an unsigned type to signed, double its precision.
638 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
639 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
640 (graphite_create_new_loop_guard): When ub + 1 wraps around,
643 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
646 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
647 POINTER_PLUS_EXPR for pointer types.
649 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
652 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
653 * graphite-clast-to-gimple.c: Include langhooks.h.
654 (max_signed_precision_type): New.
655 (max_precision_type): Takes two types as arguments.
656 (precision_for_value): New.
657 (precision_for_interval): New.
658 (gcc_type_for_interval): New.
659 (gcc_type_for_value): New.
660 (gcc_type_for_clast_term): New.
661 (gcc_type_for_clast_red): New.
662 (gcc_type_for_clast_bin): New.
663 (gcc_type_for_clast_expr): Split up into several functions.
664 (gcc_type_for_clast_eq): Rewritten.
665 (compute_bounds_for_level): New.
666 (compute_type_for_level_1): New.
667 (compute_type_for_level): New.
668 (gcc_type_for_cloog_iv): Removed.
669 (gcc_type_for_iv_of_clast_loop): Rewritten.
670 (graphite_create_new_loop): Compute the lower and upper bound types
671 with gcc_type_for_clast_expr.
672 (graphite_create_new_loop_guard): Same.
673 (find_cloog_iv_in_expr): Removed.
674 (compute_cloog_iv_types_1): Removed.
675 (compute_cloog_iv_types): Removed.
676 (gloog): Do not call compute_cloog_iv_types.
677 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
679 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
680 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
681 (GBB_CLOOG_IV_TYPES): Removed.
683 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
685 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
686 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
687 (detect_commutative_reduction): Same.
689 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
691 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
692 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
694 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
695 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
696 (rewrite_commutative_reductions_out_of_ssa): Same.
697 * passes.c (execute_function_todo): Call verify_ssa for every pass
698 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
699 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
700 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
701 with an extra argument.
702 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
703 verify_ssa only when the extra argument is true.
704 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
705 with an extra argument.
706 (tree_transform_and_unroll_loop): Same.
708 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
710 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
711 for all the passes of the LNO having LOOP_CLOSED_SSA.
712 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
713 * tree-loop-distribution.c (pass_loop_distribution): Same.
714 * tree-pass.h (TODO_verify_loops): Removed.
715 * tree-ssa-loop.c (pass_tree_loop_init): Same.
717 (pass_tree_unswitch): Same.
718 (pass_predcom): Same.
719 (pass_vectorize): Same.
720 (pass_linear_transform): Same.
721 (pass_graphite_transforms): Same.
722 (pass_iv_canon): Same.
723 (pass_complete_unroll): Same.
724 (pass_complete_unrolli): Same.
725 (pass_parallelize_loops): Same.
726 (pass_loop_prefetch): Same.
727 (pass_iv_optimize): Same.
729 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
732 * passes.c (init_optimization_passes): Move pass_lim before
733 pass_copy_prop and pass_dce_loop.
735 2010-04-06 Jakub Jelinek <jakub@redhat.com>
738 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
739 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
740 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
741 MULTI_* defines for 4 argument vpermil2p* builtins.
743 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
745 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
746 * config/i386/i386.c (x86_maybe_negate_const_int): New.
747 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
748 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
749 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
750 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
751 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
752 Use x86_maybe_negate_const_int to output insn mnemonic.
753 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
754 check from instruction predicate. Update comments.
755 * config/i386/sync.md (sync_add<mode>): Use
756 x86_maybe_negate_const_int to output insn mnemonic.
758 2010-04-06 Jan Hubicka <jh@suse.cz>
760 PR tree-optimization/42906
761 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
762 IGNORE_SELF argument. Set visited_control_parents for fully
764 (find_obviously_necessary_stmts): Update call of
765 mark_control_dependent_edges_necessary.
766 (propagate_necessity): Likewise. Handle PHI edges more curefully.
768 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/i386.md: Remove comment about 'e' and 'E'
773 2010-04-06 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/43627
776 * tree-vrp.c (extract_range_from_unary_expr): Widenings
777 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
780 2010-04-06 Jakub Jelinek <jakub@redhat.com>
782 * BASE-VER: Change to 4.6.0.
785 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
788 2010-04-06 Richard Guenther <rguenther@suse.de>
791 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
793 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
795 * doc/invoke.texi (Optimize Options): Document that LTO
796 won't remove object access purely due to incompatible
799 2010-04-04 Matthias Klose <doko@ubuntu.com>
801 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
804 2010-04-03 Richard Guenther <rguenther@suse.de>
807 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
808 require a non-NULL MEM_OFFSET.
810 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
812 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
813 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
814 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
815 config/alpha/predicates.md, config/arm/arm.md,
816 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
817 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
818 config/darwin9.h, config/darwin.c, config/darwin.h,
819 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
820 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
821 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
822 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
823 config/mips/mips.md, config/mn10300/mn10300.c,
824 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
825 config/rs6000/aix.h, config/rs6000/dfp.md,
826 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
827 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
828 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
829 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
830 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
831 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
832 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
833 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
834 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
835 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
836 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
837 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
838 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
839 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
840 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
841 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
842 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
843 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
844 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
845 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
846 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
847 opt-functions.awk, opth-gen.awk, params.def, passes.c,
848 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
849 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
850 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
851 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
852 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
853 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
854 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
855 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
856 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
857 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
858 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
859 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
860 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
861 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
863 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
866 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
867 * aclocal.m4: Regenerate.
869 2010-04-02 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/43629
872 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
873 if we have seen a constant value.
875 2010-04-02 Joseph Myers <joseph@codesourcery.com>
877 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
879 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
882 * arm.c (legitimize_tls_address): Adjust call to
883 gen_tls_load_dot_plus_four.
884 (arm_note_pic_base): New function.
885 (arm_cannot_copy_insn_p): Use it.
886 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
889 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
894 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
896 * Makefile.in ($(out_object_file)): Depend on
897 gt-$(basename $(notdir $(out_file))).h.
899 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
901 * config.gcc (lm32-*-rtems*): Add t-lm32.
903 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
905 * config.gcc: Add lm32-*-rtems*.
906 * config/lm32/rtems.h: New file.
908 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
911 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
913 2010-04-01 Jakub Jelinek <jakub@redhat.com>
915 * dwarf2out.c (output_compilation_unit_header): For
916 -gdwarf-4 use version 4 instead of version 3.
917 (output_line_info): For version 4 and above emit additional
918 maximum ops per insn header field.
919 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
921 * dwarf2out.c (is_c_family, is_java): Remove.
922 (lower_bound_default): New function.
923 (add_bound_info, gen_descr_array_type_die): Use it.
925 2010-04-01 Dodji Seketeli <dodji@redhat.com>
928 * dwarf2out.c (gen_variable_die): Allow debug info for variable
929 re-declaration when it happens in a function.
931 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
933 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
934 (cgraph_remove_function_insertion_hook): Same.
935 (cgraph_call_function_insertion_hooks): Same.
937 2010-04-01 Richard Guenther <rguenther@suse.de>
940 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
941 and TREE_THIS_VOLATILE.
942 (copy_ref_info): Likewise.
943 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
944 * tree.c (build6_stat): Ignore side-effects of all but arg5
945 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
948 2010-04-01 Richard Guenther <rguenther@suse.de>
950 PR tree-optimization/43607
951 * ipa-type-escape.c (check_call): Do not access non-existing
954 2010-04-01 Richard Guenther <rguenther@suse.de>
958 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
959 Jack Howarth <howarth@bromo.med.uc.edu>
961 * tree-profile.c (tree_init_ic_make_global_vars): Make static
964 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
966 * doc/install.texi (Prerequisites): Document libelf usability on
967 IRIX 5/6 and Solaris 2.
968 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
969 Update GNU as, GNU ld requirements.
970 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
971 Document Sun Studio compiler download.
972 Update and simplify as, ld recommendations.
973 (Specific, *-*-solaris2.7): Note obsoletion, removal.
975 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
977 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
978 with_tune_32 to pentium4.
980 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
984 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
986 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
989 Document GNU as requirement.
990 Update configure requirements.
991 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
992 Recomment IRIX 6.5.18+.
993 Document IDF/IDL requirement.
994 Document GNU as requirement.
995 Document GNU ld bootstrap failure.
996 Remove freeware.sgi.com reference.
998 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1000 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1001 UNIX V4.0, V5.0 obsoletion, removal.
1002 Remove --with-gc=simple reference.
1003 Update VM requirements during bootstrap.
1004 Remove -oldas bootstrap description.
1005 Update binutils reference.
1006 Remove comparison failure note.
1008 2010-03-31 Richard Guenther <rguenther@suse.de>
1009 Zdenek Dvorak <ook@ucw.cz>
1010 Sebastian Pop <sebastian.pop@amd.com>
1013 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1014 with multiple arguments.
1015 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1017 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1019 * graphite-dependences.c (print_pddr): Call print_pdr with an
1021 * graphite-poly.c (debug_pdr): Add an extra argument for the
1024 (print_pbb_domain): Same.
1026 (print_scop_context): Same.
1028 (print_cloog): Same.
1029 (debug_pbb_domain): Same.
1033 (debug_scop_context): Same.
1035 (debug_cloog): Same.
1036 (print_scop_params): Same.
1037 (debug_scop_params): Same.
1038 (print_iteration_domain): Same.
1039 (print_iteration_domains): Same.
1040 (debug_iteration_domain): Same.
1041 (debug_iteration_domains): Same.
1042 (print_scattering_function): Same.
1043 (print_scattering_functions): Same.
1044 (debug_scattering_function): Same.
1045 (debug_scattering_functions): Same.
1046 * graphite-poly.h (debug_pdr): Update declaration.
1048 (print_pbb_domain): Same.
1050 (print_scop_context): Same.
1052 (print_cloog): Same.
1053 (debug_pbb_domain): Same.
1057 (debug_scop_context): Same.
1059 (debug_cloog): Same.
1060 (print_scop_params): Same.
1061 (debug_scop_params): Same.
1062 (print_iteration_domain): Same.
1063 (print_iteration_domains): Same.
1064 (debug_iteration_domain): Same.
1065 (debug_iteration_domains): Same.
1066 (print_scattering_function): Same.
1067 (print_scattering_functions): Same.
1068 (debug_scattering_function): Same.
1069 (debug_scattering_functions): Same.
1071 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1073 * graphite-poly.c (print_scattering_function_1): New.
1074 (print_scattering_function): Call it.
1075 (print_scop_params): Remove spaces at the end of lines.
1078 * graphite-poly.h (print_cloog): Declared.
1079 (debug_cloog): Declared.
1081 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1083 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1085 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1086 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1087 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1088 to switch between adding the IV bump in loop->latch or in loop->header.
1090 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1092 * graphite-poly.c (print_scattering_function): Pretty print following
1095 (print_pbb_domain): Same.
1096 (dump_gbb_cases): Same.
1097 (dump_gbb_conditions): Same.
1100 (print_scop_params): Same.
1101 (print_scop_context): Same.
1103 (print_pbb_body): New.
1104 (lst_indent_to): New.
1105 (print_lst): Start new lines with a #.
1106 * graphite-poly.h (pbb_bb): New.
1107 (pbb_index): Use pbb_bb.
1108 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1110 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1112 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1114 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1115 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1116 and 0 instead of 1 for dw_val_class_flag.
1117 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1118 dw_val_class_range_list, dw_val_class_loc_list,
1119 dw_val_class_lineptr and dw_val_class_macptr, use
1120 DW_FORM_flag_present for dw_val_class_flag and
1121 DW_FORM_exprloc for dw_val_class_loc.
1122 (output_die): For -gdwarf-4 print dw_val_class_loc
1123 size as uleb128 instead of 1 or 2 bytes and don't print
1124 anything for dw_val_class_flag.
1126 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1127 instead of cselib_lookup following by tweaking locs->setting_insn.
1130 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1131 even before returning from label, setjmp call or volatile asm
1134 2010-03-31 Richard Guenther <rguenther@suse.de>
1137 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1138 temporary data on stack.
1140 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1142 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1143 (PUSHSECTION_ASM_OP): Remove.
1144 (POPSECTION_ASM_OP): Remove.
1145 (PUSHSECTION_FORMAT): Remove.
1146 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1147 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1148 * config/sol2.c (solaris_output_init_fini): Use it.
1150 2010-03-31 Jie Zhang <jie@codesourcery.com>
1153 * opt-functions.awk (var_type_struct): Use signed char type
1154 for simple variables.
1156 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1158 * config/sol2.c: Include output.h.
1159 (solaris_assemble_visibility): New function.
1160 * config/t-sol2 (sol2.o): Add output.h dependency.
1161 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1162 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1165 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1168 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1169 V2SImode or XFmode on PRE_DEC.
1172 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1175 2010-03-31 Jie Zhang <jie@codesourcery.com>
1178 * reload.h (caller_save_initialized_p): Declare.
1179 * toplev.c (backend_init_target): Don't call
1180 init_caller_save but set caller_save_initialized_p to false.
1181 * caller-save.c (caller_save_initialized_p): Define.
1182 (init_caller_save): Check caller_save_initialized_p.
1183 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1185 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1188 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1189 and soft-fp/t-softfp to tmake_file.
1190 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1191 (LIBGCC2_TF_CEXT): Define.
1194 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1197 * cselib.c (n_useless_values): Document handling of debug locs.
1198 (n_useless_debug_values, n_debug_values): New variables.
1199 (new_elt_loc_list): Don't add to debug values, keep count.
1200 (promote_debug_loc): New.
1201 (cselib_reset_table): Zero new variables.
1202 (entry_and_rtx_equal_p): Promote debug locs.
1203 (discard_useless_locs): Increment n_useless_debug_values for
1205 (remove_useless_values): Adjust n_useless_values and n_debug_values
1206 with n_useless_debug_values.
1207 (add_mem_for_addr): Promote debug locs.
1208 (cselib_lookup_mem): Likewise.
1209 (cselib_lookup_addr): Renamed to...
1210 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1211 (cselib_log_lookup): ... this. Turn into...
1212 (cselib_lookup_addr): ... new wrapper.
1213 (cselib_lookup_from_insn): New.
1214 (cselib_invalidate_regno): Increment n_useless_debug_values for
1216 (cselib_invalidate_mem): Likewise.
1217 (cselib_process_insn): Take n_deleted and n_debug_values into
1218 account to guard remove_useless_value call.
1219 (cselib_finish): Zero n_useless_debug_values.
1220 * cselib.h (cselib_lookup_from_insn): Declare.
1221 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1222 (sched_analyze_2): Likewise.
1224 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1226 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1228 (adjust_mems): Replace narrowing SUBREG of expression containing
1229 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1230 with operations in the narrower mode.
1233 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1234 regs_invalidated_by_call instead all call_used_reg_set registers.
1236 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1239 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1240 pointer comparisons with types_compatible_p.
1241 * tree-vect-stmts.c (vectorizable_call): Same.
1242 (vectorizable_condition): Same.
1244 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1246 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1247 stack check if the mask would be zero.
1249 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1250 Jack Howarth <howarth@bromo.med.uc.edu>
1252 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1255 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1258 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1260 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1261 Include ___unordxf2 and ___unordtf2.
1262 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1265 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1267 * config/lm32/t-lm32: New file.
1268 * config.gcc: Use the above file when targetting lm32.
1270 2010-03-28 Duncan Sands <baldrick@free.fr>
1272 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1274 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1277 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1278 Improve vectorization cost model diagnostic.
1280 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1283 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1284 compute_data_dependences_for_loop returns false, early exit
1285 and output an extra diagnostic for the failed data reference
1288 2010-03-29 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/43560
1291 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1292 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1294 2010-03-29 Jie Zhang <jie@codesourcery.com>
1297 * toplev.c (process_options): Set optimization_default_node
1298 and optimization_current_node.
1299 * opts.c (decode_options): Don't set optimization_default_node
1300 and optimization_current_node.
1302 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1304 * config/rtems.h: Abandon -qrtems_debug.
1306 2010-03-28 Jan Hubicka <jh@suse.cz>
1308 PR tree-optimization/43505
1309 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1310 map should not be copied.
1312 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1315 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1316 cdtors, set DECL_PRESERVE_P.
1317 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1320 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1322 PR tree-optimization/43528
1323 * stor-layout.c (place_field): Check that constant fits into
1324 unsigned HWI when skipping calculation of MS bitfield layout.
1326 2010-03-27 Jan Hubicka <jh@suse.cz>
1329 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1330 notice_global_symbol work.
1332 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1334 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1335 instead of dwarf2out_decl.
1336 (struct var_loc_node): Remove section_label field.
1337 (dwarf2out_function_decl): New function.
1338 (dwarf2out_var_location): Don't set section_label field.
1339 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1341 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1343 PR tree-optimization/43544
1344 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1345 First argument for builtin vectorized function hook is now a
1346 tree to be able to distinguish between machine specific and
1348 * targhooks.c (default_builtin_vectorized_function): Ditto.
1349 * targhooks.h (default_builtin_vectorized_function): Ditto.
1350 * target.h (struct gcc_target): Ditto.
1351 * tree-vect-stmts.c (vectorizable_function): Ditto.
1352 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1353 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1356 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1359 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1360 nested binding iff it is a FUNCTION_DECL.
1361 (store_parm_decls_newstyle): Pass nested=true to bind for
1362 FUNCTION_DECLs amongst parameters.
1364 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1366 * var-tracking.c (vt_expand_loc_callback): Don't run
1367 cselib_expand_value_rtx_cb in dummy mode if
1368 cselib_dummy_expand_value_rtx_cb returned false.
1370 * var-tracking.c (emit_note_insn_var_location): For one part
1371 notes with offset 0, don't add EXPR_LIST around the location.
1372 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1373 add_location_or_const_value_attribute): Adjust for that change.
1376 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1377 into first operand and location into second.
1378 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1379 dw_cfi_oprnd_loc for DW_CFA_expression.
1380 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1381 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1382 assume first argument is regnum and second argument is location.
1384 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1387 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1388 of scratch register to DImode. Split to DImode comparison operator.
1389 Use SImode subreg of scratch register in the multiplication.
1390 (*cmp_sadd_sidi): Ditto.
1391 (*cmp_ssub_si): Ditto.
1392 (*cmp_ssub_sidi): Ditto.
1394 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1398 Remove invalid assert and wrong comment.
1400 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1403 * flags.h (final_insns_dump_p): New extern.
1404 * final.c (final_insns_dump_p): New variable.
1405 (rest_of_clean_state): Set it before -fdump-final-insns=
1406 dumping, clear afterwards.
1407 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1408 MEM_ALIAS_SET on MEMs.
1410 2010-03-26 David S. Miller <davem@davemloft.net>
1412 * configure.ac: Fix sparc GOTDATA_OP bug check.
1413 * configure: Rebuild.
1415 2010-03-26 Alan Modra <amodra@gmail.com>
1417 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1419 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1421 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1422 TLS_SECTION_ASM_FLAG.
1424 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1427 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1428 Clear first_function_block_is_cold.
1431 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1432 argument if the argument is truth_value_p.
1434 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1436 * config/rs6000/constraints.md: Update copyright year for my changes.
1439 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1440 used in reg+reg addressing, swap registers.
1442 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1445 * target.h (struct gcc_target): Add code_end hook.
1446 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1448 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1449 * toplev.c (compile_file): Call targetm.asm_out.code_end
1450 hook before unwind info/debug info output.
1451 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1452 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1453 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1454 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1455 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1456 * config/i386/i386.c (ix86_file_end): Renamed to...
1457 (ix86_code_end): ... this. Make static. Don't call
1458 file_end_indicate_exec_stack. Emit unwind info using
1459 final_start_function/final_end_function.
1460 (darwin_x86_file_end): Remove.
1461 (TARGET_ASM_CODE_END): Define.
1462 * config/i386/i386.h (TARGET_ASM_FILE_END,
1463 NEED_INDICATE_EXEC_STACK): Don't define.
1464 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1465 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1466 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1467 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1470 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1471 at the beginning and final_end_function at the end.
1472 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1474 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1476 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1477 and Sun as TLS syntax.
1478 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1479 * configure: Regenerate.
1480 * config.in: Regenerate.
1481 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1482 (default_elf_asm_named_section): Use it.
1483 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1484 (i386_output_dwarf_dtprel): Likewise.
1485 (output_addr_const_extra): Likewise.
1486 (output_pic_addr_const): Lowercase @GOTTPOFF.
1487 (output_addr_const_extra): Likewise.
1488 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1489 (output_addr_const_extra): Likewise.
1490 (output_pic_addr_const): Lowercase @INDNTPOFF.
1491 (output_addr_const_extra): Likewise.
1492 (output_pic_addr_const): Lowercase @NTPOFF.
1493 (output_addr_const_extra): Likewise.
1494 (output_pic_addr_const): Lowercase @TPOFF.
1495 (output_addr_const_extra): Likewise.
1496 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1497 (*tls_global_dynamic_64): Likewise.
1498 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1499 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1501 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1502 (ASM_OUTPUT_TLS_COMMON): Use it.
1503 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1506 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1507 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1508 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1509 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1510 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1511 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1513 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1515 * config/i386/i386.c (override_options): Don't accept
1516 -mtls-dialect=sun any longer.
1517 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1518 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1519 (*tls_local_dynamic_base_32_sun): Likewise.
1520 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1522 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1525 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1526 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1529 * ira.c (adjust_cleared_regs): New function.
1530 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1534 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1536 * expr.c (expand_expr_real): Restore previous
1537 curr_insn_source_location and curr_insn_block after
1538 expand_expr_real_1 call.
1539 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1540 instead of expand_expr_real_1.
1542 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1544 PR rtl-optimization/43413
1545 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1548 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1551 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1552 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1554 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1556 * config/i386/i386.c (ix86_target_string): Add -mfma.
1557 Fix a typo in comment.
1559 2010-03-22 Mike Stump <mikestump@comcast.net>
1562 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1563 Don't overly align based upon packed packed fields.
1565 2010-03-22 Jason Merrill <jason@redhat.com>
1567 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1568 Use () rather than [], and move before the element type.
1570 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1572 * doc/configfiles.texi (Configuration Files): Removed
1573 fixinc/Makefile*, intl/Makefile.*.
1574 * doc/makefile.texi: Fixed markup. Abstract from version
1575 control system used.
1576 (Makefile): Removed obsolete gcc/java/parse.y example.
1577 * doc/sourcebuild.texi: Likewise.
1578 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1579 libgomp, libssp. Removed fastjar.
1580 (Miscellaneous Docs): Clarify location.
1581 Added COPYING3, COPYING3.LIB.
1582 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1584 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1587 * config/i386/i386.c (x86_function_profiler)
1588 [!NO_PROFILE_COUNTERS]: Fix typo.
1589 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1592 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1593 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1595 * doc/sourcebuild.texi (Test Directives): Split into six
1596 subsections, with most of the current text in new subsections
1597 Directives, Selectors, and Final Actions.
1598 (Directives): Split list of test directives into multiple
1600 (Selectors): Describe use and syntax of selectors.
1601 (Effective-Target Keywords): Describe all existing keywords.
1602 (Add Options): Describe features for dg-add-options.
1603 (Require Support): Describe variants of dg-require-support.
1604 (Final Actions): Describe commands to use in dg-final.
1606 2010-03-22 Michael Matz <matz@suse.de>
1609 * recog.c (validate_replace_rtx_group): Replace also in
1610 REG_EQUAL and REG_EQUIV notes.
1612 2010-03-22 Richard Guenther <rguenther@suse.de>
1614 PR tree-optimization/43390
1615 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1616 sure vector extracts are type correct.
1618 2010-03-22 Richard Guenther <rguenther@suse.de>
1621 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1622 x * sqrt (x) even when optimizing for size if the target
1623 has native support for sqrt.
1625 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1627 * varasm.c (make_decl_rtl_for_debug): Also clear
1628 flag_mudflap for the duration of make_decl_rtl call.
1631 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1632 locs from preserved VALUEs.
1634 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1637 * pa.md (movmemsi): Set align to one if zero.
1638 (movmemdi): Likewise.
1640 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1643 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1644 with their corresponding prologue pushes.
1646 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1649 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1650 at the begining or end.
1651 (spu_expand_epilogue): Likewise.
1653 2010-03-20 Richard Guenther <rguenther@suse.de>
1655 PR rtl-optimization/43438
1656 * combine.c (make_extraction): Properly zero-/sign-extend an
1657 extraction of the low part of a CONST_INT. Also handle
1660 2010-03-19 Mike Stump <mikestump@comcast.net>
1662 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1663 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1664 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1666 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1669 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1672 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1674 PR rtl-optimization/42258
1675 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1676 use that may match DEF.
1679 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1680 the cost of loading the constant rather than assuming
1682 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1683 outer code is AND, do the same tests as the andsi3 expander and
1684 return COSTS_N_INSNS (1) if and is cheap.
1686 * optabs.c (avoid_expensive_constant): Fix formatting.
1688 2010-03-19 Michael Matz <matz@suse.de>
1691 * attribs.c (decl_attributes): When rebuilding a function pointer
1692 type use the same qualifiers as the original pointer type.
1694 2010-03-19 Martin Jambor <mjambor@suse.cz>
1696 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1697 and is_gimple_ip_invariant_address.
1699 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1702 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1704 * config/arm/arm.c (arm_override_options): Turn off
1705 flag_dwarf2_cfi_asm for AAPCS variants.
1707 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1710 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1711 Use PRE_MODIFY instead of PRE_DEC.
1712 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1713 (vfp_emit_fstmd): Likewise.
1715 2010-03-19 Michael Matz <matz@suse.de>
1718 * builtins.c (expand_builtin_interclass_mathfn,
1719 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1722 2010-03-19 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/43415
1725 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1726 (phi_translate_1): ... this.
1727 (phi_translate): Move all caching here. Cache all NARY
1728 and REFERENCE translations.
1730 2010-03-19 David S. Miller <davem@davemloft.net>
1732 With help from Eric Botcazou.
1733 * config/sparc/sparc.c: Include dwarf2out.h.
1734 (emit_pic_helper): Delete.
1735 (pic_helper_symbol_name): Delete.
1736 (pic_helper_emitted_p): Delete.
1737 (pic_helper_needed): New.
1738 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1739 (get_pc_thunk_name): New.
1740 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1741 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1742 Set pic_helper_needed to true. Don't call emit_pic_helper.
1743 (sparc_expand_prologue): Update load_pic_register call.
1744 (sparc_output_mi_thunk): Likewise.
1745 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1746 thunk if possible. Output CFI information as needed.
1748 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1749 Jack Howarth <howarth@bromo.med.uc.edu>
1752 * config/i386/i386.h: Fix ABI on darwin x86-32.
1754 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1756 * tree.h: Declare make_decl_rtl_for_debug.
1757 * varasm.c (make_decl_rtl_for_debug): New.
1758 * dwarf2out.c (rtl_for_decl_location): Call it.
1759 * cfgexpand.c (expand_debug_expr): Call it.
1761 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1764 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1768 * var-tracking.c (vt_init_cfa_base): Do nothing if
1769 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1771 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1774 * var-tracking.c (canonicalize_vars_star): New.
1775 (dataflow_post_merge_adjust): Use it.
1777 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1780 * var-tracking.c (non_suitable_const): New function.
1781 (add_uses): For DEBUG_INSNs with constants, don't record any
1782 value, instead just the constant value itself.
1783 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1784 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1785 (emit_notes_in_bb): Likewise.
1786 (emit_note_insn_var_location): For onepart variables if
1787 cur_loc is a VOIDmode constant, use DECL_MODE.
1789 2010-03-18 Martin Jambor <mjambor@suse.cz>
1792 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1793 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1794 all non-clones. Moved call redirection...
1795 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1796 (cgraph_materialize_all_clones): Dispose of all
1797 combined_args_to_skip bitmaps.
1798 (verify_cgraph_node): Do not check for edges pointing to wrong
1799 nodes in inline clones.
1800 * tree-inline.c (copy_bb): Call
1801 cgraph_redirect_edge_call_stmt_to_callee.
1802 * ipa.c (cgraph_remove_unreachable_nodes): Call
1803 cgraph_node_remove_callees even when there are used clones.
1805 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1807 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1809 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1812 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1815 2010-03-18 Michael Matz <matz@suse.de>
1818 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1819 into sqrt(x) if we need to preserve signed zeros.
1821 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1822 Eric Botcazou <ebotcazou@adacore.com>
1824 PR rtl-optimization/43360
1825 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1826 note if we don't know its invariant status.
1828 2010-03-18 Michael Matz <matz@suse.de>
1830 PR tree-optimization/43402
1831 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1832 PHI chains of ssa names registered for update.
1834 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1837 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1838 non-offsettable and pre_modify update addressing.
1839 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1840 and "2" alternatives "#".
1841 (*movdd_softfloat32): Make all alternatives "#";
1842 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1843 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1844 (*movdf_softfloat32): Make all alternatives "#";
1845 (movdi): Use the new DIFD mode iterator to create a common splitter
1846 for movdi, movdf and movdd patterns.
1848 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1850 * common.opt (dumpdir): Remove redundant tab.
1852 2010-03-17 Martin Jambor <mjambor@suse.cz>
1854 PR tree-optimization/43347
1855 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1856 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1858 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1860 PR rtl-optimization/42216
1861 * regrename.c (create_new_chain): New function, broken out from...
1862 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1863 appending a use to an empty chain.
1864 (build_def_use): Remove previous changes that convert OP_INOUT to
1865 OP_OUT operands; instead detect the case where an OP_INOUT operand
1866 uses a previously untracked register and create an empty chain for it.
1868 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1870 * doc/extend.texi (Function Attributes): Rewrite unfinished
1871 sentence in ms_abi documentation.
1873 2010-03-17 Alan Modra <amodra@gmail.com>
1875 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1876 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1877 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1878 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1880 2010-03-16 Richard Henderson <rth@redhat.com>
1883 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1884 (lower_try_finally): Save and restore eh_seq around the expansion
1887 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1889 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1890 statements before splitting block.
1892 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1894 * doc/sourcebuild.texi (Testsuites): Fix markup.
1895 Use pathnames relative to gcc/testsuite.
1896 (Test Directives): Move description of how timeout is determined.
1897 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1898 (C Tests): Correct gcc.misc-tests directory.
1899 Framework tests now live in gcc.test-framework.
1901 2010-03-16 Richard Guenther <rguenther@suse.de>
1904 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1905 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1907 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1908 Alexandre Oliva <aoliva@redhat.com>
1910 PR tree-optimization/42917
1911 * lambda-code.c (remove_iv): Skip debug statements.
1912 (lambda_loopnest_to_gcc_loopnest): Likewise.
1913 (not_interesting_stmt): Debug statements are not interesting.
1915 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1919 * cselib.c (cselib_preserve_constants,
1920 cfa_base_preserved_val): New static variables.
1921 (preserve_only_constants): New function.
1922 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1923 clear its REG_VALUES. If cselib_preserve_constants, don't
1924 empty the whole hash table, but preserve there VALUEs with constants,
1925 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1926 (cselib_preserve_cfa_base_value): New function.
1927 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1928 (cselib_init): Change argument to int bitfield. Set
1929 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1931 (cselib_finish): Clear cselib_preserve_constants and
1932 cfa_base_preserved_val.
1933 * cselib.h (enum cselib_record_what): New enum.
1934 (cselib_init): Change argument to int.
1935 (cselib_preserve_cfa_base_value): New prototype.
1936 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1937 * dse.c (dse_step1): Likewise.
1938 * cfgcleanup.c (thread_jump): Likewise.
1939 * sched-deps.c (sched_analyze): Likewise.
1940 * gcse.c (local_cprop_pass): Likewise.
1941 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1942 If FN is non-NULL, call the callback always and whenever it returns
1943 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1944 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1945 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1946 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1947 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1948 * var-tracking.c: Include recog.h.
1949 (bb_stack_adjust_offset): Remove.
1950 (vt_stack_adjustments): Don't call it, instead just gather the
1951 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1952 (adjust_stack_reference): Remove.
1953 (compute_cfa_pointer): New function.
1954 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1955 (struct adjust_mem_data): New type.
1956 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1958 (get_address_mode): New function.
1959 (replace_expr_with_values): Use it.
1960 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1961 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1962 (adjust_sets): Remove.
1963 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1964 Use get_address_mode.
1965 (get_adjusted_src): Remove.
1966 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1967 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1968 (add_with_sets): Don't call adjust_sets.
1969 (fp_setter, vt_init_cfa_base): New functions.
1970 (vt_initialize): Change return type to bool. Move most of pool etc.
1971 initialization to the beginning of the function from end. Pass
1972 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1973 If !frame_pointer_needed, call vt_stack_adjustment before mos
1974 vector is filled, call vt_init_cfa_base if argp/framep has been
1975 eliminated to sp. If frame_pointer_needed and argp/framep has
1976 been eliminated to hard frame pointer, set
1977 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1978 encountering fp setter in the prologue. For MO_ADJUST, call
1979 log_op_type before pusing the op into mos vector, not afterwards.
1980 Call adjust_insn before cselib_process_insn/add_with_sets,
1981 call cancel_changes (0) afterwards.
1982 (variable_tracking_main_1): Adjust for vt_initialize calling
1983 vt_stack_adjustments and returning whether it succeeded or not.
1985 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1987 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1990 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1992 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1994 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1995 drap_reg has not been set.
1997 2010-03-15 Michael Matz <matz@suse.de>
2000 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2001 use it to expand block copies.
2002 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2003 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2004 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2006 2010-03-15 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/43367
2009 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2012 2010-03-15 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/43317
2015 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2017 2010-03-15 Martin Jambor <mjambor@suse.cz>
2019 PR tree-optimization/43141
2020 * tree-sra.c (create_abstract_origin): New function.
2021 (modify_function): Call create_abstract_origin.
2023 2010-03-15 Chris Demetriou <cgd@google.com>
2025 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2028 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2031 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2032 call insert_out_of_ssa_copy for default definitions.
2034 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2036 * graphite-clast-to-gimple.c (my_long_long): Defined.
2037 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2038 * graphite-sese-to-poly.c (my_long_long): Defined.
2039 (scop_ivs_can_be_represented): Use it.
2041 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2043 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2044 graphite-max-bbs-per-function, and loop-block-tile-size.
2045 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2047 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2049 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2051 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2052 forward declaration.
2053 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2054 (add_upper_bounds_from_estimated_nit): New.
2055 (build_loop_iteration_domains): Use it.
2057 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2059 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2061 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2064 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2065 should be an INTEGER_CST. Also handle CASE_CONVERT.
2067 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2069 * graphite.c (graphite_initialize): To bound the number of bbs per
2070 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2071 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2072 * doc/invoke.texi: Document it.
2074 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2076 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2077 * graphite-sese-to-poly.h (build_poly_scop): Same.
2079 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2081 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2082 the number of parameters in the scop. Use as an upper bound
2083 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2084 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2085 * doc/invoke.texi: Document it.
2087 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2089 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2090 * doc/c-tree.texi: Remove.
2091 * doc/generic.texi: Merge c-tree.texi here.
2092 * doc/gccint.texi (Trees): Remove menu entry.
2093 (c-tree.texi): Remove @include.
2094 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2095 * doc/languages.texi (Reading RTL): Ditto.
2097 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2100 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2102 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2105 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2106 code added to work around reload clobbering CONST insns.
2108 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2110 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2111 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2112 (cselib_preserve_only_values): Remove retain argument, don't
2113 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2114 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2115 * var-tracking.c (micro_operation): Move insn field before union.
2116 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2117 (struct variable_tracking_info_def): Remove n_mos field, change
2118 mos into a vector of micro_operations.
2119 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2120 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2121 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2122 changing into a vector.
2123 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2124 come before all other uops generated by add_stores.
2125 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2127 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2128 a vector. Run just one pass over the bbs instead of separate counting
2129 and computation phase.
2130 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2133 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2134 into *nonlocalized_list vector.
2135 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2136 even if origin is non-NULL.
2137 (gen_variable_die): Likewise.
2138 (process_scope_var): Don't change origin.
2139 (gen_decl_die): Likewise.
2140 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2141 before adding new edges instead of after it, fix moving over
2144 2010-03-11 David S. Miller <davem@davemloft.net>
2146 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2148 * configure: Rebuild.
2150 2010-03-11 Martin Jambor <mjambor@suse.cz>
2152 PR tree-optimization/43257
2153 * tree.c (assign_assembler_name_if_neeeded): New function.
2154 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2156 * tree.h (assign_assembler_name_if_neeeded): Declare.
2157 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2158 the function if needed.
2160 2010-03-11 Chris Demetriou <cgd@google.com>
2162 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2163 include/stdint-gcc.h, and include/stdint.h world-readable.
2165 2010-03-11 Richard Guenther <rguenther@suse.de>
2167 PR tree-optimization/43255
2168 * tree-vrp.c (process_assert_insertions_for): Do not insert
2169 asserts for trivial conditions.
2171 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2173 PR tree-optimization/43280
2174 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2175 generation. Move calculation of size out of the if branch.
2176 (find_bswap): Modify compare number generation.
2178 2010-03-11 Richard Guenther <rguenther@suse.de>
2181 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2182 (input_gimple_stmt): Fixup handled component types during
2183 operand read. Also fix up decls in ADDR_EXPRs.
2185 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2187 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2188 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2190 2010-03-10 Jan Hubicka <jh@suse.cz>
2193 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2194 * varasm.c (get_variable_section): Don't do that here...
2195 (make_decl_rtl): ... and here.
2196 (do_assemble_alias): Produce decl RTL.
2197 (assemble_alias): Likewise.
2199 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2202 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2203 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2205 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2206 (based_loc_descr): Only express drap or vdrap regno based expressions
2207 using DW_OP_fbreg when not optimizing.
2208 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2209 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2210 REG_CFA_SET_VDRAP note.
2212 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2214 PR tree-optimization/43236
2215 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2216 error in calculation of base address in reverse iteration case.
2217 (generate_builtin): Take number of latch executions if the statement
2220 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2223 * tree-eh.c: Include pointer-set.h.
2224 (lower_eh_dispatch): Filter out duplicate case labels and
2225 remove the unneeded edge when the label is unused. Return
2226 true when some edges are removed.
2227 (execute_lower_eh_dispatch): When any lowering resulted in
2228 removing an edge, also delete unreachable blocks.
2230 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2233 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2234 UNSPEC_MACHOPIC_OFFSET.
2236 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2239 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2240 (m68k_delegitimize_address): New function.
2242 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2245 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2248 * var-tracking.c (adjust_sets): New function.
2249 (count_with_sets, add_with_sets): Use it.
2250 (get_adjusted_src): New inline function.
2251 (add_stores): Use it.
2254 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2255 call cselib_dummy_expand_value_rtx_cb instead of
2256 cselib_expand_value_rtx_cb.
2259 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2260 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2261 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2262 and .cfi_endproc around the pic thunks.
2263 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2264 all queued unwind info register saves are saved before the call.
2265 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2266 considered as sp-=4 for unwind info and the pop as sp+=4 which
2267 also clobbers dest, but doesn't actually restore it.
2270 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2271 RTX_FRAME_RELATED_P.
2273 2010-03-09 Jie Zhang <jie@codesourcery.com>
2275 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2276 whitespaces in output template.
2278 2010-03-09 Jie Zhang <jie@codesourcery.com>
2280 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2283 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2285 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2286 builtins.exp in a separate job.
2288 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2290 * graphite-sese-to-poly.c (add_param_constraints): Use
2291 lower_bound_in_type and upper_bound_in_type.
2293 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2295 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2296 instead of unsigned_type_node.
2298 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2299 Reza Yazdani <reza.yazdani@amd.com>
2302 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2303 on pointer type parameters.
2305 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2309 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2310 handle conversions from pointer to integers.
2311 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2312 induction variable, to be able to work with code generated by CLooG.
2313 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2314 (build_poly_scop): Bail out if we cannot codegen a loop.
2316 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2318 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2319 code generation with gloog_error.
2321 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2323 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2324 Call fold_convert on all the returned values.
2325 (expand_scalar_variables_expr): Pass to
2326 expand_scalar_variables_ssa_name the type of the resulting expression.
2328 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2330 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2331 ppl_min_for_le_pointset.
2332 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2333 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2335 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2337 * graphite-dependences.c (map_into_dep_poly): Removed.
2338 (dependence_polyhedron_1): Use combine_context_id_scat.
2340 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2342 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2343 (struct poly_bb): Same.
2344 (combine_context_id_scat): New.
2346 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2349 * sese.c (name_defined_in_loop_p): Return false for default
2352 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2354 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2355 and clean up the logic.
2357 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2359 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2362 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2364 * var-tracking.c (remove_cselib_value_chains): Define only for
2366 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2367 delete_slot_part, emit_notes_for_differences_1): Don't call
2368 remove_cselib_value_chains here.
2369 (set_slot_part, emit_notes_for_differences_2): Don't call
2370 add_cselib_value_chains here.
2371 (preserved_values): New vector.
2372 (preserve_value): New function.
2373 (add_uses, add_stores, vt_add_function_parameters): Use it
2374 instead of cselib_preserve_value.
2375 (changed_values_stack): New vector.
2376 (check_changed_vars_0): New function.
2377 (check_changed_vars_1, check_changed_vars_2): Use it.
2378 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2379 changed_values_stack VALUEs.
2380 (vt_emit_notes): For all preserved_values call
2381 add_cselib_value_chains. If ENABLE_CHECKING call
2382 remove_cselib_value_chains before verifying value_chains is empty.
2383 Initialize and free changed_values_stack.
2384 (vt_initialize): Initialize preserved_values.
2385 (vt_finalize): Free preserved_values.
2387 2010-03-08 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/43269
2390 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2393 2010-03-08 Martin Jambor <mjambor@suse.cz>
2395 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2396 (ipa_is_param_called): Removed.
2397 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2398 (ipa_print_node_params): Do not print the called flag.
2399 (ipa_write_node_info): Do not stream the called flag.
2400 (ipa_read_node_info): Likewise.
2402 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2405 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2406 * cselib.c (struct expand_value_data): Add dummy field.
2407 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2409 (cselib_dummy_expand_value_rtx_cb): New function.
2410 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2412 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2413 * var-tracking.c: Include pointer-set.h.
2414 (variable): Change n_var_parts to char from int. Add
2415 cur_loc_changed and in_changed_variables fields.
2416 (variable_canonicalize): Remove.
2417 (shared_var_p): New inline function.
2418 (unshare_variable): Maintain cur_loc_changed and
2419 in_changed_variables fields. If var was in changed_variables,
2420 replace it there with new_var. Just copy cur_loc instead of
2421 resetting it to something else.
2422 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2423 (dataflow_set_union): Don't call variable_canonicalize.
2424 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2425 of their DEBUG_EXPR_TREE_DECLs.
2426 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2427 and in_changed_variables and cur_loc_changed is false.
2428 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2429 and cur_loc_changed. Don't update cur_loc here.
2430 (variable_merge_over_src): Don't call variable_canonicalize.
2431 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2432 removing loc that is equal to cur_loc, clear cur_loc,
2433 set cur_loc_changed and ensure variable_was_changed is called.
2434 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2435 compare pointers in cur_loc check, if it is equal to loc,
2436 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2437 (variable_different_p): Remove compare_current_location argument,
2438 don't compare cur_loc.
2439 (dataflow_set_different_1): Adjust variable_different_p caller.
2440 (variable_was_changed): If dv had some var in changed_variables
2441 already, reset in_changed_variables flag for it and propagate
2442 cur_loc_changed over to the new variable. On empty var
2443 always set cur_loc_changed. Set in_changed_variables on whatever
2444 var is added to changed_variables.
2445 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2446 Use shared_var_p. When removing loc that is equal to cur_loc,
2447 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2448 end, don't set it to something else, just call variable_was_changed.
2449 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2450 loc being removed, clear cur_loc and set cur_loc_changed.
2451 Set cur_loc_changed if all locations have been removed.
2452 (struct expand_loc_callback_data): New type.
2453 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2454 allocated. Always create SUBREGs if simplify_subreg failed.
2455 Prefer to use cur_loc, when that fails and still in
2456 changed_variables (and seen first time) recompute it. Set
2457 cur_loc_changed of variables which had to change cur_loc and
2458 compute elcd->cur_loc_changed if any of the subexpressions used
2459 had to change cur_loc.
2460 (vt_expand_loc): Adjust to pass arguments in
2461 expand_loc_callback_data structure.
2462 (vt_expand_loc_dummy): New function.
2463 (emitted_notes): New variable.
2464 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2465 that weren't used for any other decl in current
2466 emit_notes_for_changes call call vt_expand_loc_dummy to update
2467 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2468 first loc_chain location if NULL before. Always use just
2469 cur_loc instead of first loc_chain location. When cur_loc_changed
2470 is false, when not --enable-checking=rtl just don't emit any note.
2471 When rtl checking, compute the note and assert it is the same
2472 as previous note. Clear cur_loc_changed and in_changed_variables
2473 at the end before removing from changed_variables.
2474 (check_changed_vars_3): New function.
2475 (emit_notes_for_changes): Traverse changed_vars to call
2476 check_changed_vars_3 on each changed var.
2477 (emit_notes_for_differences_1): Clear cur_loc_changed and
2478 in_changed_variables. Recompute cur_loc of new_var.
2479 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2480 (vt_emit_notes): Initialize and destroy emitted_notes.
2482 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2484 PR rtl-optimization/42220
2485 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2486 Use verify_reg_tracked to determine if we should use OP_OUT rather
2488 (build_def_use): If we see an in-out operand for a register that we
2489 know nothing about, treat is an output if possible, fail the block if
2492 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2495 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2498 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2501 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2502 uses of relevant DEFs that are dead outside the loop too.
2504 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2506 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2508 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2510 * var-tracking.c (values_to_unmark): New variable.
2511 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2512 values_to_unmark vector. Moved body to...
2513 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2514 instead queue it into values_to_unmark vector.
2515 (vt_find_locations): Free values_to_unmark vector.
2517 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2519 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2520 (site.exp): Export them when plugins are enabled.
2522 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2525 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2527 (chrec_fold_multiply): Same.
2529 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2532 * c-decl.c (build_compound_literal): Return early if init is
2535 2010-03-04 Martin Jambor <mjambor@suse.cz>
2537 PR tree-optimization/43164
2538 PR tree-optimization/43191
2539 * tree-sra.c (type_consists_of_records_p): Reject records with
2540 zero-size bit-fields at the end.
2542 2010-03-04 Mike Stump <mikestump@comcast.net>
2544 * Makefile.in (TAGS): Remove *.y.
2546 2010-03-04 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/40761
2549 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2551 (my_rev_post_order_compute): New function.
2552 (init_pre): Call it.
2554 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2557 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2558 decrease the cost of an IV candidate when the cost is infinite.
2560 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2562 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2563 Use '3DNow!' for the extension of that name, ensure normal space
2565 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2567 2010-03-03 Jeff Law <law@redhat.com>
2569 * PR middle-end/32693
2570 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2571 than gen_rtx_SUBREG.
2572 (extract_bit_field_1): Likewise.
2574 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2576 * doc/sourcebuild.texi (Test directives): Document that arguments
2577 include-opts and exclude-opts are now optional for dg-skip-if,
2578 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2580 2010-03-03 Jason Merrill <jason@redhat.com>
2583 * cgraph.h (varpool_node): Add extra_name field.
2584 * varpool.c (varpool_extra_name_alias): New.
2585 (varpool_assemble_decl): Emit extra name aliases.
2586 (varpool_mark_needed_node): Look past an extra name alias.
2587 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2588 * lto-streamer-in.c (lto_input_tree): Read it.
2589 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2591 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2593 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2594 (sparc*-*-solaris2*): ...this.
2596 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2599 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2600 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2601 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2602 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2605 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2606 fallthrough to default handling, just with want_address 0 instead of 2.
2607 For single element lists, add_AT_loc directly, otherwise create an
2608 artificial variable DIE and stick location list to it.
2611 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2612 (VAL_EXPR_HAS_REVERSE): Define.
2613 (reverse_op): New function.
2614 (add_stores): For reversible operations add an extra MO_VAL_USE.
2616 2010-03-02 Jason Merrill <jason@redhat.com>
2618 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2620 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2622 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2623 (sparc64-*-linux*): Likewise.
2624 (sparc64-*-solaris2*): Include assembler files before linker ones.
2625 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2626 * config/sparc/gas.h: Delete.
2627 * config/sparc/sol2-64.h: Add copyright notice.
2628 * config/sparc/sol2-gas-bi.h: Likewise.
2629 * config/sparc/sol2-gld.h: Likewise.
2630 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2631 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2632 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2633 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2634 (sparc_elf_asm_named_section): Rename into...
2635 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2637 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2639 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2641 2010-03-02 Jeff Law <law@redhat.com>
2644 * reload1.c (rtx_p, substitute_stack): Declare.
2645 (substitute): Record addresses of changed rtxs.
2646 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2647 Restore the original rtx when complete.
2648 (reload): Free subsitute_stack when complete.
2650 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2652 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2653 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2655 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2656 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2657 Torture Tests): Change from subsection to section.
2659 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2660 Steven Bosscher <steven@gcc.gnu.org>
2662 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2665 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2668 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2669 the assignment from the new induction variable to the assignment
2670 of the value from the original loop PHI function.
2672 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2673 Daniel Jacobowitz <dan@codesourcery.com>
2675 * doc/sourcebuild.texi (Test directives): Clarify options to
2678 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2680 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2681 Disable cfi directives unless GCC and gas agree on using read-only
2682 .eh_frame sections for 64-bit.
2683 * configure: Regenerate.
2685 2010-03-01 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/43220
2688 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2689 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2691 2010-03-01 Richard Guenther <rguenther@suse.de>
2692 Martin Jambor <mjambor@suse.cz>
2695 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2696 gimplified parameters.
2698 2010-03-01 Christian Bruel <christian.bruel@st.com>
2700 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2702 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2704 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2706 2010-03-01 Richard Guenther <rguenther@suse.de>
2709 * expr.c (expand_assignment): Use the alias-oracle to tell
2710 if the rhs aliases the result decl.
2712 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2715 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2716 to sol_gt_pch_get_address.
2717 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2718 64-bit, SPARC and x86.
2719 (sol_gt_pch_get_address): New function.
2721 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2723 * toplev.h (inform_n, error_n): Declare.
2724 * diagnostic.c (inform_n, error_n): New function.
2726 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2728 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2729 has no rtl yet when processing local_decls, queue it and recheck
2730 if deferred stack allocation hasn't assigned it rtl.
2732 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2734 * config/sh/sh.c (unspec_bbr_uid): New.
2735 (gen_block_redirect): Use it instead of INSN_UID.
2736 (gen_far_branch): Likewise.
2738 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2740 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2741 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2743 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2745 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2746 (Warning Options): -Wno-conversion-null is valid for
2747 Objective-C++ as well.
2748 * doc/tm.texi (Named Address Spaces): Likewise.
2749 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2750 * doc/tree-ssa.texi (Tree SSA): Likewise.
2752 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2755 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2756 by default. Don't set the default arch for
2757 i[34567]86-*-darwin*|x86_64-*-darwin*.
2759 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2762 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2763 default. Set the default 32bit/64bit archs with $with_arch
2764 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2766 2010-02-27 Richard Guenther <rguenther@suse.de>
2768 PR tree-optimization/43186
2769 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2770 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2771 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2772 unroller iterations.
2774 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2776 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2777 required and i[34567]86-*-* targets don't support 64bit ISA.
2779 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2782 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2785 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2787 * config.gcc: Set the default arch at least to Prescott for
2788 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2789 if SSE math is enabled.
2791 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2793 * diagnostic.c (diagnostic_initialize): Update.
2794 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2796 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2797 (diagnostic_inhibit_notes): New.
2798 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2800 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2803 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2804 * doc/standards.texi: Likewise.
2805 * doc/extend.texi: Likewise.
2806 * doc/trouble.texi: Likewise.
2807 * doc/cppopts.texi: Likewise.
2808 * doc/install.texi: Likewise.
2809 * c.opt (std=c90,std=gnu90): New options.
2810 * c-opts.c (c_common_handle_option): Handle them.
2812 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2815 * c-decl.c (undeclared_variable): Use an informative note.
2817 2010-02-26 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/43186
2820 * gimple.h (gimple_fold): Remove.
2821 * gimple.c (gimple_fold): Remove. Inline into single user ...
2822 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2823 Try harder for conditions.
2825 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2828 * function.c (used_types_insert): Don't skip through named pointer
2829 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2830 and it is different from the main variant's type.
2832 2010-02-26 Nick Clifton <nickc@redhat.com>
2834 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2836 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2838 * config.gcc: Support --with-fpmath=sse for x86.
2840 * config/i386/ssemath.h: New.
2842 * doc/install.texi (--with-fpmath=sse): Documented.
2844 2010-02-26 Richard Guenther <rguenther@suse.de>
2846 PR tree-optimization/43188
2847 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2848 vector types of over-aligned element type.
2850 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2854 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2856 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2858 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2860 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2862 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2863 * var-tracking.c: Include diagnostic.h.
2864 (debug_dv): New function.
2865 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2868 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2869 (add_value_chain, add_value_chains, remove_value_chain,
2870 remove_value_chains): Handle DEBUG_EXPRs.
2871 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2874 * regcprop.c (struct queued_debug_insn_change): New type.
2875 (struct value_data_entry): Add debug_insn_changes field.
2876 (struct value_data): Add n_debug_insn_changes field.
2877 (debug_insn_changes_pool): New variable.
2878 (free_debug_insn_changes, apply_debug_insn_changes,
2879 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2880 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2881 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2883 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2885 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2886 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2887 changes, call cprop_find_used_regs via note_stores.
2888 (copyprop_hardreg_forward): When copying vd from predecessor
2889 which has any queued DEBUG_INSN changes, make sure the pointers are
2890 cleared. At the end call df_analyze and then if there are any
2891 DEBUG_INSN changes queued at the end of some basic block for still
2892 live registers, apply them.
2893 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2895 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2897 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2900 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2902 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2903 targets. Set the default with_cpu/with_arch from arch/cpu.
2904 Allow x86-64 and native for with_cpu/with_arch.
2906 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2908 * ebitmap.c: Change calls to verify_popcount with calls to
2909 sbitmap_verify_popcount.
2910 (ebitmap_clear_bit): Fixed map->cacheindex test and
2911 map>cache update when bit clearing results in an empty
2914 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2917 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2918 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2919 and support both V2DF and V2DI modes.
2920 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2921 support both V2DF and V2DI modes.
2922 (general): Delete trailing whitespace from a few patterns.
2924 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2925 V2DF/V2DI interleave high/low builtins.
2927 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2930 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2931 interleave high/low functions.
2933 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2935 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2936 #pragma extern_prefix.
2938 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2941 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2942 BLKmode, assert op0 is a MEM and just adjust its mode.
2945 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2946 if bitpos isn't multiple of mode's bitsize.
2948 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2950 * c.opt (-ftemplate-depth=): New.
2951 (-ftemplate-depth-): Deprecate.
2952 * optc-gen.awk: Handle -ftemplate-depth=.
2953 * opth-gen.awk: Likewise.
2954 * c-opts.c (c_common_handle_option): Likewise.
2955 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2957 2010-02-24 Jason Merrill <jason@redhat.com>
2959 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2961 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2963 * cfg.c (alloc_aux_for_block): Remove inline.
2964 (alloc_aux_for_edge): Likewise.
2966 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2968 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2970 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2972 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2973 * config/i386/sol2-gas.h: New file.
2974 * config.gcc (i[34567]86-*-solaris2*): Use it.
2976 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2979 * c-typeck.c (ep_convert_and_check): New.
2980 (build_conditional_expr): Use it.
2981 (build_binary_op): Likewise.
2983 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2985 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2988 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2989 bounds even for -O+.
2990 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2991 expr needs to have DECL_NAME set.
2993 2010-02-24 Nick Clifton <nickc@redhat.com>
2995 * config/mep/mep.c: Include gimple.h.
2996 (mep_function_uses_sp): Delete unused function.
2997 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2998 parameters. Use unsigned integers to count args. Return a
2999 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3001 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3004 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3005 greater or equal to nelt instead of 2 * nelt.
3006 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3009 2010-02-23 Jason Merrill <jason@redhat.com>
3012 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3013 in cfun->local_decls even if they have register types.
3016 * stor-layout.c (place_field): Don't warn about unnecessary
3017 DECL_PACKED if the type is packed.
3019 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3022 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3023 GOTOFF relocs, even when the base reg isn't pic pointer.
3025 2010-02-23 Michael Matz <matz@suse.de>
3028 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3029 (expand_gimple_basic_block): Generate and use debug temps if there
3030 are debug uses left after the last real use of TERed ssa names.
3031 Unlink debug immediate uses when they are expanded.
3033 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3036 * config/i386/i386.c (override_options): Reorganise to provide
3037 better error messages.
3039 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3042 * graphite-scop-detection.c (create_single_exit_edge): Move
3043 the call to find_single_exit_edge to....
3044 (create_sese_edges): ...here. Don't handle multiple edges
3045 exiting the function.
3046 (build_graphite_scops): Don't handle multiple edges
3047 exiting the function.
3049 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3052 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3053 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3055 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3058 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3060 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3063 * c-typeck.c (convert_arguments): Print declaration location.
3064 * c-common.c (validate_nargs): Rename as
3065 builtin_function_validate_nargs.
3066 (check_builtin_function_arguments): Update.
3068 2010-02-22 Richard Guenther <rguenther@suse.de>
3071 * tree-inline.c (declare_return_variable): Use the type of
3072 the call stmt lhs if available.
3074 2010-02-22 Duncan Sands <baldrick@free.fr>
3076 * passes.c (register_pass): Always consider all pass lists when
3077 ref_pass_instance_number is zero.
3079 2010-02-22 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/42749
3082 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3083 parameter. Do arithmetic in the original type.
3084 (update_accumulator_with_ops): Likewise.
3085 (adjust_accumulator_values): Adjust.
3087 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3089 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3090 (QI to BLKmode splitter): New splitter.
3092 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3094 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3095 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3097 2010-02-22 Richard Guenther <rguenther@suse.de>
3099 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3101 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3103 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3104 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3105 ($(T)crti.o, $(T)crtn.o): Remove rules.
3107 2010-02-21 Tobias Burnus <burnus@net-b.de>
3110 * doc/invoke.texi (-fassociative-math): Document that this
3111 option is automatically enabled for Fortran.
3113 2010-02-20 David S. Miller <davem@davemloft.net>
3115 * configure.ac: Test if linker and assembler properly support
3116 GOTDATA_OP relocations.
3117 * configure: Rebuild.
3118 * config.in: Likewise.
3119 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3120 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3121 (movsi_high_pic): Likewise.
3122 (movdi_lo_sum_pic): Likewise.
3123 (movdi_high_pic): Likewise.
3124 (movsi_pic_gotdata_op): New pattern.
3125 (movdi_pic_gotdata_op): Likewise.
3126 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3127 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3129 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3133 attribute to ssemul.
3134 (xop_mulv2div2di3_high): Ditto.
3136 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3139 * c.opt (Wconversion-null): New option.
3140 * doc/invoke.texi (Wconversion-null): Document.
3142 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3144 * common.opt (Wlarger-than-): Add Undocumented.
3146 2010-02-19 Mike Stump <mikestump@comcast.net>
3148 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3150 2010-02-19 Jason Merrill <jason@redhat.com>
3153 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3154 * configure: Likewise.
3156 2010-02-20 Alan Modra <amodra@gmail.com>
3159 * cgraph.h (cgraph_make_decl_local): Declare.
3160 * cgraph.c (cgraph_make_decl_local): New function.
3161 (cgraph_make_node_local): Use it.
3162 * cgraphunit.c (cgraph_function_versioning): Likewise.
3163 * ipa.c (function_and_variable_visibility): Likewise.
3165 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3168 * except.c (sjlj_emit_function_enter): Don't call
3169 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3171 * rtl.h (add_reg_br_prob_note): Remove prototype.
3173 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3176 * c-common.c (conversion_warning): Remove widening conversions
3177 before checking the conversion of integers to reals.
3179 2010-02-19 Mike Stump <mikestump@comcast.net>
3182 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3185 * cgraphunit.c (process_function_and_variable_attributes): Check
3186 DECL_PRESERVE_P instead of looking up attribute "used".
3187 * ipa-pure-const.c (check_decl): Likewise.
3188 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3189 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3190 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3191 instead of attribute "used".
3192 * config/sol2-c.c (solaris_pragma_init): Likewise.
3193 (solaris_pragma_fini): Likewise.
3195 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3197 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3198 Use XCNEW instead of xcalloc.
3199 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3200 XNEW instead of xmalloc.
3201 (get_fields): Use XNEWVEC instead of xmalloc.
3204 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3205 populate vars array.
3206 (create_new_general_access): For debug stmts just reset value.
3207 (get_stmt_accesses): For accesses within debug stmts just record them
3208 using add_access_to_acc_sites instead of preventing the peeling or
3209 counting them as accesses.
3212 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3214 2010-02-19 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/42916
3217 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3220 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3222 * configure.ac: Replace all uses of changequote in macro arguments
3223 with proper quoting.
3225 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3228 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3230 2010-02-19 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/42944
3233 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3234 test for aliasing with errno.
3236 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3239 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3240 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3241 * dojump.c: Include output.h.
3242 (inv): New inline function.
3243 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3244 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3245 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3246 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3247 argument, pass it down to other calls.
3248 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3249 add REG_BR_PROB note to the conditional jump.
3250 * cfgexpand.c (add_reg_br_prob_note): Removed.
3251 (expand_gimple_cond): Don't call it, add the probability
3252 as last argument to jumpif_1/jumpifnot_1.
3253 * Makefile.in (dojump.o): Depend on output.h.
3254 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3256 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3257 * stmt.c (do_jump_if_equal): Likewise.
3258 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3259 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3260 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3262 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3263 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3264 jumpifnot_1 callers.
3265 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3267 (store_expr): Adjust jumpifnot caller.
3268 (store_constructor): Adjust jumpif caller.
3271 * gimplify.c (gimple_boolify): For __builtin_expect call
3272 gimple_boolify also on its first argument.
3274 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3276 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3278 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3279 * configure: Regenerated.
3281 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3283 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3284 lang_hooks.types_compatible_p instead of comptypes.
3286 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3288 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3289 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3290 if __prefer_thumb__ is defined.
3292 2010-02-18 Martin Jambor <mjambor@suse.cz>
3294 PR tree-optimization/43066
3295 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3296 array with zero-sized element type.
3298 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3300 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3301 rtx, allocate struct var_loc_node here and return it to the
3302 caller, and only if it is actually needed.
3303 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3304 move it earlier and return immediately if it returns NULL.
3306 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3308 * config/sparc/gas.h: New file. Restore
3309 TARGET_ASM_NAMED_SECTION to its ELF default.
3310 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3312 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3313 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3314 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3315 after sparc/sysv4.h.
3317 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3319 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3321 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3323 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3324 patterns from predicated pattern.
3326 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3330 for insn mnemonic suffix.
3332 2010-02-17 Richard Guenther <rguenther@suse.de>
3334 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3337 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3340 * caller-save.c (save_call_clobbered_regs): If BB ends with
3341 a DEBUG_INSN, move any notes in between last real insn and the last
3342 DEBUG_INSN after the last DEBUG_INSN.
3344 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3346 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3347 Fix return type. Fix argument type. Explain meaning of return value.
3349 2010-02-16 Richard Guenther <rguenther@suse.de>
3351 PR tree-optimization/41043
3352 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3353 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3355 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3357 2010-02-16 Ira Rosen <irar@il.ibm.com>
3359 PR tree-optimization/43074
3360 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3361 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3362 vectorizable cycles in hybrid SLP check.
3363 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3365 2010-02-16 Richard Guenther <rguenther@suse.de>
3367 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3368 (true_dependence): If memrefs_conflict_p computes must-alias
3369 trust it. Move TBAA check after offset-based disambiguation.
3370 (canon_true_dependence): Likewise.
3372 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3374 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3375 * doc/invoke.texi: Document it.
3376 * var-tracking.c: Include toplev.h and params.h.
3377 (vt_find_locations): Return bool indicating success. Compute
3378 hash sizes unconditionally. Check new parameter, report.
3379 (variable_tracking_main_1): Check vt_find_locations results and
3380 retry. Renamed from...
3381 (variable_tracking_main): ... this. New wrapper to preserve
3382 flag_var_tracking_assignments.
3383 * Makefile.in (var-tracking.o): Adjust dependencies.
3385 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3386 Jakub Jelinek <jakub@redhat.com>
3389 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3390 if weak_import attribute is present.
3391 * config/darwin.c (machopic_select_section): Likewise.
3393 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3396 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3397 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3398 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3400 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3403 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3406 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3407 Rewrite text to refer to the names.
3409 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3411 * config/i386/i386-builtin-types.def
3412 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3413 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3414 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3415 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3416 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3417 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3418 IX86_BUILTIN_VPERMIL2PS256.
3419 (MULTI_ARG_4_DF2_DI_I): Defined.
3420 (MULTI_ARG_4_DF2_DI_I1): Defined.
3421 (MULTI_ARG_4_SF2_SI_I): Defined.
3422 (MULTI_ARG_4_SF2_SI_I1): Defined.
3423 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3424 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3425 __builtin_ia32_vpermil2ps256.
3426 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3427 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3428 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3429 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3430 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3431 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3432 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3433 CODE_FOR_xop_vpermil2v8sf3.
3434 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3435 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3436 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3437 (_mm256_permute2_pd): New.
3438 (_mm_permute2_ps): New.
3439 (_mm256_permute2_ps): New.
3441 2010-02-15 Nick Clifton <nickc@redhat.com>
3443 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3444 boolean parameters. Use emit_jump_insn when emitting a pop
3445 instruction containing a return insn.
3446 (push): Use 'true' rather than '1' as second parameter to F.
3447 (h8300_expand_prologue): Likewise.
3448 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3449 (h8300_expand_epilogue): Likewise.
3451 2010-02-15 Richard Guenther <rguenther@suse.de>
3454 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3457 2010-02-15 Nick Clifton <nickc@redhat.com>
3459 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3462 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3464 * intl.c (fake_ngettext): New function.
3465 * intl.h (fake_ngettext): Declare.
3466 (ngettext): Define macro.
3467 * collect2.c (notice_translated): New function.
3468 (main): Use notice_translated and ngettext.