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 types.
3402 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3405 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3406 Rewrite text to refer to the names.
3408 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3410 * config/i386/i386-builtin-types.def
3411 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3412 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3413 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3414 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3415 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3416 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3417 IX86_BUILTIN_VPERMIL2PS256.
3418 (MULTI_ARG_4_DF2_DI_I): Defined.
3419 (MULTI_ARG_4_DF2_DI_I1): Defined.
3420 (MULTI_ARG_4_SF2_SI_I): Defined.
3421 (MULTI_ARG_4_SF2_SI_I1): Defined.
3422 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3423 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3424 __builtin_ia32_vpermil2ps256.
3425 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3426 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3427 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3428 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3429 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3430 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3431 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3432 CODE_FOR_xop_vpermil2v8sf3.
3433 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3434 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3435 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3436 (_mm256_permute2_pd): New.
3437 (_mm_permute2_ps): New.
3438 (_mm256_permute2_ps): New.
3440 2010-02-15 Nick Clifton <nickc@redhat.com>
3442 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3443 boolean parameters. Use emit_jump_insn when emitting a pop
3444 instruction containing a return insn.
3445 (push): Use 'true' rather than '1' as second parameter to F.
3446 (h8300_expand_prologue): Likewise.
3447 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3448 (h8300_expand_epilogue): Likewise.
3450 2010-02-15 Richard Guenther <rguenther@suse.de>
3453 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3456 2010-02-15 Nick Clifton <nickc@redhat.com>
3458 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3461 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3463 * intl.c (fake_ngettext): New function.
3464 * intl.h (fake_ngettext): Declare.
3465 (ngettext): Define macro.
3466 * collect2.c (notice_translated): New function.
3467 (main): Use notice_translated and ngettext.
3468 * collect2.h (notice_translated): Declare.
3470 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3472 * reorg.c (delete_computation): Comment fixes.
3473 * caller-save.c (setup_save_areas): Idem.
3474 * sel-sched-dump.c (dump_lv_set): Idem.
3477 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3479 * config/s390/s390.c (s390_sched_init): New function.
3480 (TARGET_SCHED_INIT): Target hook defined.
3482 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3483 Jack Howarth <howarth@bromo.med.uc.edu>
3484 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3487 Partial revert of unintended change in fix for PR41605.
3488 * config/darwin.h: Fix typo.
3489 * config/darwin9.h: Same.
3491 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3493 * c-pch.c (pch_init): Clear v.
3495 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3498 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3499 graphite_can_represent_init for MULT_EXPR.
3501 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3505 * graphite-sese-to-poly.c (remove_phi): New.
3506 (translate_scalar_reduction_to_array): Call remove_phi.
3508 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3511 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3512 * graphite-clast-to-gimple.h (gloog): Update declaration.
3513 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3514 * graphite-poly.h (struct poly_bb): Add missing comments.
3515 (struct scop): Add poly_scop_p field.
3517 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3518 * graphite.c (graphite_transform_loops): Build the polyhedral
3519 representation for each scop before code generation.
3520 * sese.c (rename_variables_in_operand): Removed.
3521 (rename_variables_in_expr): Return the renamed expression.
3522 (rename_sese_parameters): New.
3523 * sese.h (rename_sese_parameters): Declared.
3525 2010-02-11 Richard Guenther <rguenther@suse.de>
3527 PR tree-optimization/42998
3528 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3529 POINTER_PLUS_EXPR properly.
3531 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3532 Changpeng Fang <changpeng.fang@amd.com>
3535 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3536 the cost of an IV candidate when the IV is used in a test against zero.
3538 * gcc.dg/tree-ssa/ivopts-3.c: New.
3540 2010-02-11 Richard Guenther <rguenther@suse.de>
3543 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3544 pointer-vs-decl case by swapping refs. Handle some cases
3545 of pointer-vs-decl disambiguations more conservatively.
3546 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3547 to false after expanding.
3549 2010-02-11 Richard Guenther <rguenther@suse.de>
3552 * gcc.c (process_command): Handle LTO file@offset case more
3555 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3557 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3558 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3560 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3562 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3563 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3564 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3565 Optimize eq/ne comparisons when both arguments are known to be
3567 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3568 Don't mask operands unnecessarily if they are known to be already
3571 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3573 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3576 2010-02-10 Richard Guenther <rguenther@suse.de>
3578 PR tree-optimization/43017
3579 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3580 for wrapping signed arithmetic.
3582 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3585 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3586 if no debug info should be emitted for it.
3588 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3590 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3591 note when flag_exceptions is set.
3593 2010-02-10 Duncan Sands <baldrick@free.fr>
3595 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3597 2010-02-10 Richard Guenther <rguenther@suse.de>
3600 * tree.c (get_unwidened): Handle constants.
3601 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3603 2010-02-10 Martin Jambor <mjambor@suse.cz>
3606 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3607 check for variable argument counts independently.
3609 2010-02-10 Christian Bruel <christian.bruel@st.com>
3612 * config/sh/sh.c (find_barrier): Increase length for non delayed
3613 conditional branches.
3615 2010-02-10 Christian Bruel <christian.bruel@st.com>
3617 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3619 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3621 * builtins.c (set_builtin_user_assembler_name): Also handle
3622 ffs if int is smaller than word.
3624 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3627 * ira-conflicts.c (get_dup): Remove.
3628 (process_reg_shuffles): Add new parameter. Use it as an
3629 additional guard for copy generation.
3630 (add_insn_allocno_copies): Rewrite.
3632 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3634 * common.opt (fsched2-use-traces): Preserved for backward
3636 * doc/invoke.texi: Remove the documentation about option
3637 -fsched2-use-traces.
3638 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3639 flag_sched2_use_traces.
3640 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3641 the backward compatibility flag section.
3643 2010-02-09 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/43008
3646 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3647 make HEAP variables initialized from global memory if they
3648 are not known builtin functions.
3649 (find_func_aliases): Adjust.
3651 2010-02-09 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/43000
3654 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3655 arithmetic manually.
3657 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3659 PR tree-optimization/42931
3660 * tree-loop-linear.c (try_interchange_loops): Don't call
3661 double_int_mul if estimated_loop_iterations failed.
3663 2010-02-08 Martin Jambor <mjambor@suse.cz>
3666 * tree-sra.c (build_accesses_from_assign): Do not mark in
3667 should_scalarize_away_bitmap if stmt has volatile ops.
3668 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3671 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3673 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3675 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3677 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3680 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3683 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3685 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3688 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3689 to unknown_dependence.
3690 (graphite_legal_transform_dr): Handle the unknown_dependence.
3691 (graphite_carried_dependence_level_k): Same.
3693 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3695 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3697 2010-02-07 Richard Guenther <rguenther@suse.de>
3700 * expr.c (get_inner_reference): Always initialize *pbitsize.
3702 2010-02-07 Richard Guenther <rguenther@suse.de>
3705 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3706 new ARRAY_REFs on variable size element or minimal index arrays.
3708 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3709 gimple_fold_indirect_ref.
3711 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3714 * arm.c (arm_override_options): Just return if the user has specified
3715 an invalid fpu name.
3717 2010-02-03 Jason Merrill <jason@redhat.com>
3720 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3721 i386_pe_maybe_record_exported_symbol.
3723 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3726 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3727 (pa_delegitimize_address): New function.
3729 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3731 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3732 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3734 2010-02-05 Richard Guenther <rguenther@suse.de>
3737 * lto-streamer-in.c (get_resolution): Deal with references
3738 to undefined functions.
3740 2010-02-05 Richard Guenther <rguenther@suse.de>
3742 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3743 (fold_const_aggregate_ref): Likewise.
3744 (ccp_fold_stmt): Substitute loads.
3745 (maybe_fold_reference): Verify types before substituting.
3747 (fold_gimple_assign): Unshare properly.
3748 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3750 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3752 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3753 for rs6000_gen_cell_microcode.
3755 2010-02-04 Richard Guenther <rguenther@suse.de>
3757 PR rtl-optimization/42952
3758 * dse.c (const_or_frame_p): Remove MEM handling.
3760 2010-02-04 Nick Clifton <nickc@redhat.com>
3762 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3763 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3764 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3765 (mn10300_asm_output_mi_thunk): New function.
3766 (mn10300_can_output_mu_thunk): New function.
3767 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3768 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3769 (FUNCTION_ARG): Delete incorrect comment.
3771 2010-02-03 Jason Merrill <jason@redhat.com>
3774 * fold-const.c (operand_equal_p): Handle erroneous types.
3776 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3778 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3780 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3782 PR rtl-optimization/42941
3783 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3786 2010-02-03 Jason Merrill <jason@redhat.com>
3789 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3791 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3794 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3795 (cselib_reset_table): Renamed from...
3796 (cselib_reset_table_with_next_value): ... this.
3797 (cselib_get_next_uid): Renamed from...
3798 (cselib_get_next_unknown_value): ... this.
3799 * cselib.c (next_uid): Renamed from...
3800 (next_unknown_value): ... this.
3801 (cselib_clear_table): Adjust.
3802 (cselib_reset_table): Adjust. Renamed from...
3803 (cselib_reset_table_with_next_value): ... this.
3804 (cselib_get_next_uid): Adjust. Renamed from...
3805 (cselib_get_next_unknown_value): ... this.
3806 (get_value_hash): Use hash.
3807 (cselib_hash_rtx): Likewise.
3808 (new_cselib_val): Adjust. Set and dump uid.
3809 (cselib_lookup_mem): Pass next_uid as hash.
3810 (cselib_subst_to_values): Likewise.
3811 (cselib_log_lookup): Dump uid.
3812 (cselib_lookup): Pass next_uid as hash. Adjust.
3813 (cselib_process_insn): Adjust.
3814 (cselib_init): Initialize next_uid.
3815 (cselib_finish): Adjust.
3816 (dump_cselib_table): Likewise.
3817 * dse.c (canon_address): Dump value uid.
3818 * print-rtl.c (print_rtx): Print value uid.
3819 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3821 (dv_uid): New function, sort of renamed from...
3822 (dv_htab_hash): ... this, reimplemented in terms of it and...
3823 (dv_uid2hash): ... this. New.
3824 (variable_htab_eq): Drop excess assertions.
3825 (tie_break_pointers): Removed.
3826 (canon_value_cmp): Compare uids.
3827 (variable_post_merge_New_vals): Print uids.
3828 (vt_add_function_parameters): Adjust.
3829 (vt_initialize): Reset table. Adjust.
3831 2010-02-03 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/42944
3834 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3835 (call_may_clobber_ref_p_1): Likewise. Properly handle
3836 malloc and calloc clobbering errno.
3838 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3840 * doc/invoke.texi: Fix name of sched1 dump.
3842 * opts.c (decode_options): Set flag_tree_switch_conversion
3843 only conditionally on optimize >= 2.
3845 * gcse.c: Assorted comment fixes in pass description.
3847 2010-02-03 Anthony Green <green@moxielogic.com>
3849 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3850 nop padding in order to maintain alignment of storage location of
3851 target function address.
3852 (moxie_trampoline_init): Store target function address at newly
3854 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3856 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3858 2010-02-03 Richard Guenther <rguenther@suse.de>
3861 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3863 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3865 * config.gcc: Reenable check for obsolete targets.
3866 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3867 mips-sgi-irix6.[0-4]*.
3869 2010-02-02 Nick Clifton <nickc@redhat.com>
3871 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3872 constant size of 4 as being the same as 0.
3873 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3874 can take values in the range 0..4.
3876 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3879 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3880 as _darwin10_Unwind_FindEnclosingFunction().
3881 * libgcc-libsystem.ver: New.
3883 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3886 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3887 implicitly set registers.
3889 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3891 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3892 (arm_override_options): Allow automatic selection of the thread
3893 pointer register if thumb2.
3894 (legitimize_pic_address): Improve code sequences for Thumb2.
3895 (arm_call_tls_get_addr): Likewise.
3896 (legitimize_tls_address): Likewise.
3897 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3898 (pic_load_addr_32bit): ... this. New named pattern.
3899 * thumb2.md (pic_load_addr_thumb2): Delete.
3900 (pic_load_dot_plus_four): Delete.
3901 (tls_load_dot_plus_four): New named pattern.
3903 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3906 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3907 Document fix for TLS bug.
3909 2010-01-31 Richard Guenther <rguenther@suse.de>
3911 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3912 conservatively correct.
3914 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3918 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3920 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3922 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3924 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3926 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3928 * config.gcc: Adjust order of makefile fragments for mingw targets.
3930 2010-01-31 Richard Guenther <rguenther@suse.de>
3933 * gimplify.c (gimplify_init_constructor): For volatile LHS
3934 initialize a temporary.
3936 2010-01-31 Matthias Klose <doko@ubuntu.com>
3938 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3940 * configure: Regenerate.
3942 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3944 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3945 the same alias set and their sizes different constantness.
3946 (aliasing_component_refs_p): Revert 2009-10-24 change.
3948 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3950 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3953 2010-01-29 Richard Guenther <rguenther@suse.de>
3955 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3956 Assert we successfully updated the call.
3958 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3960 PR rtl-optimization/42889
3961 * df.h (df_set_bb_dirty_nonlr): New prototype.
3962 * df-core.c (df_set_bb_dirty_nonlr): New function.
3963 * df-scan.c (df_insn_rescan): Call it instead of
3964 df_set_bb_dirty for DEBUG_INSNs.
3966 2010-01-29 Richard Guenther <rguenther@suse.de>
3969 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3970 quadratic behavior in most cases.
3972 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3975 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3976 in the call to gen_x86_movsicc_0_m1.
3978 2010-01-28 Richard Guenther <rguenther@suse.de>
3980 PR tree-optimization/42871
3981 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3983 2010-01-28 Richard Guenther <rguenther@suse.de>
3985 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3986 into call arguments.
3988 2010-01-28 Richard Guenther <rguenther@suse.de>
3991 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3992 the forwarder if the destination is an EH landing pad.
3994 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3996 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3997 block list passed to gimple_duplicate_sese_tail.
3998 (parallelize_loops): Avoid parallelization when the function
4000 Avoid parallelization when the preheader is IRREDUCIBLE.
4001 Try to optimize when estimated_loop_iterations_int is unresolved.
4002 Add the loop's location to the dump file.
4003 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4004 (gimple_duplicate_sese_tail): Remove the check for the latch.
4005 Redirect nexits to the exit block.
4006 Remove handling of the incoming edges to the latch.
4007 Redirect the backedge from the copied latch to the exit bb.
4009 2010-01-28 Michael Matz <matz@suse.de>
4012 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4013 Wrap force_reg into a sequence, emit it before user.
4015 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4017 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4019 (arm_legacy_rev): Likewise.
4020 (thumb_legacy_rev): Likewise.
4022 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4024 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4025 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4026 on MEM's address failed, try avoid_constant_pool_reference and
4027 recurse if it returned something different.
4028 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4029 address, try avoid_constant_pool_reference and recurse if it
4030 returned something different.
4031 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4032 address and avoid_constant_pool_reference returned something
4033 different, don't set have_address.
4035 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4038 * var-tracking.c (val_store): Add modified argument, obey it.
4040 (count_uses): Move down logging of main.
4041 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4042 don't need resolution.
4043 (emit_notes_in_bb): Likewise.
4045 2010-01-27 Richard Guenther <rguenther@suse.de>
4048 * tree-inline.c (remap_decl): Delay remapping of SSA name
4049 default definitions until we need them.
4051 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4053 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4054 (rs6000_delegitimize_address): New function.
4056 * config/s390/s390.c (s390_delegitimize_address): Call
4057 delegitimize_mem_from_attrs.
4060 * tree-inline.c (cannot_copy_type_1): Removed.
4061 (copy_forbidden): Don't forbid copying of functions containing
4062 records/unions with variable length fields.
4064 2010-01-27 Christian Bruel <christian.bruel@st.com>
4068 * config/sh/sh.c (find_barrier): Increase length for non delayed
4069 conditional branches.
4071 2010-01-27 Matthias Klose <doko@ubuntu.com>
4073 * configure.ac (gnu-unique-object): Fix ldd version check.
4074 * configure: Regenerate.
4076 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4078 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4080 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4081 Test for HAVE_GNU_AS value.
4083 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4085 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4086 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4087 INT64_TYPE): Define.
4088 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4089 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4090 INT_LEAST64_TYPE): Define.
4091 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4092 UINT_LEAST64_TYPE): Define.
4093 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4094 INT_FAST64_TYPE): Define.
4095 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4096 UINT_FAST64_TYPE): Define.
4097 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4098 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4099 (SIG_ATOMIC_TYPE): Define.
4101 2010-01-26 Richard Guenther <rguenther@suse.de>
4103 * df-scan.c (df_scan_set_bb_info): Remove assert.
4104 (df_insn_rescan_debug_internal): Merge asserts.
4105 (df_install_ref): Likewise.
4106 (df_mark_reg): Use bitmap_set_range.
4107 (df_hard_reg_used_p): Remove assert.
4108 (df_hard_reg_used_count): Likewise.
4110 2010-01-26 Richard Guenther <rguenther@suse.de>
4112 PR rtl-optimization/42685
4113 * web.c (web_main): Ignore DEBUG_INSNs.
4115 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4117 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4119 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4120 Fix types of fndecl and arglist parameters.
4122 2010-01-26 Richard Guenther <rguenther@suse.de>
4125 * tree-eh.c (unsplit_eh): Skip debug insns.
4127 2010-01-26 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/42250
4130 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4132 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4135 * omp-low.c (expand_omp_sections): Only use single_pred if
4136 l2_bb is single_pred_p.
4138 2010-01-25 Christian Bruel <christian.bruel@st.com>
4141 * config/sh/sh.c (find_barrier): Increase length for non delayed
4142 conditional branches.
4143 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4145 2010-01-24 David S. Miller <davem@davemloft.net>
4147 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4148 define if not using GAS.
4149 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4150 Likewise. Delete SECTION_MERGE code, which is only applicable
4153 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4156 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4157 mangling of va_list in system headers.
4159 2010-01-23 Toon Moene <toon@moene.org>
4161 * tree-predcom.c (combine_chains): Return NULL, not false.
4163 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4165 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4166 initialization of variable res to agree with return type.
4168 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4170 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4171 * tree-sra.c: Add include of expr.h.
4173 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4175 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4176 insert the debug stmt on the single non-EH edge from the stmt.
4178 2010-01-22 Richard Henderson <rth@redhat.com>
4181 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4182 the RHS until after generate_subtree_copies has insertted its
4183 code before the current statement.
4185 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4187 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4189 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4191 2010-01-21 Martin Jambor <mjambor@suse.cz>
4193 PR tree-optimization/42585
4194 * tree-sra.c (struct access): New field grp_total_scalarization.
4195 (dump_access): Dump the new field.
4196 (should_scalarize_away_bitmap): New variable.
4197 (cannot_scalarize_away_bitmap): Likewise.
4198 (sra_initialize): Allocate new bitmaps.
4199 (sra_deinitialize): Free new bitmaps.
4200 (create_access_1): New function.
4201 (create_access): Parts moved to create_access_1.
4202 (type_consists_of_records_p): New function.
4203 (completely_scalarize_record): Likewise.
4204 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4205 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4206 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4208 (analyze_all_variable_accesses): Completely scalarize small eligible
4211 2010-01-21 Martin Jambor <mjambor@suse.cz>
4213 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4215 2010-01-21 Andrew Haley <aph@redhat.com>
4217 * gcc.c (process_command): Move lang_specific_driver before
4218 setting cc_libexec_prefix.
4220 2010-01-21 Richard Guenther <rguenther@suse.de>
4223 * fold-const.c (negate_expr_p): Pretend only negative
4224 real constants are easily negatable.
4226 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4227 Jason Merrill <jason@redhat.com>
4229 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4230 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4231 * calls.c (initialize argument_information): Handle it.
4232 * c-common.c (handle_transparent_union_attribute): Use new name.
4233 * c-decl.c (finish_struct): Ditto.
4234 * c-typeck.c (type_lists_compatible_p): Ditto.
4235 (convert_for_assignment): Use new name and also handle record.
4236 * function.c (aggregate_value_p): Handle it.
4237 (pass_by_reference): Ditto.
4238 (assign_parm_data_types): Ditto.
4239 * print-tree.c (print_node): Ditto.
4240 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4241 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4242 * tree.c (first_field): New fn.
4244 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4247 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4248 even when linking statically, for now.
4250 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4253 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4254 without a cselib val.
4255 (count_uses): Accept MO_VAL_SET with no val on stores.
4256 (add_stores): Likewise.
4258 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4260 * var-tracking.c (check_value_val): Add a compile time assertion.
4261 (dv_is_decl_p): Simplify.
4262 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4263 gcc_assert if ENABLE_CHECKING.
4265 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4268 * var-tracking.c: Include tree-flow.h.
4269 (mem_dies_at_call): New.
4270 (dataflow_set_preserve_mem_locs): Use it.
4271 (dataflow_set_remove_mem_locs): Likewise.
4272 (dump_var): Renamed from dump_variable. Adjust all callers.
4273 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4274 * Makefile.in (var-tracking.o): Adjust deps.
4276 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4278 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4280 2010-01-20 Richard Guenther <rguenther@suse.de>
4282 PR tree-optimization/42717
4283 * tree-ssa-dce.c (get_live_post_dom): Remove.
4284 (forward_edge_to_pdom): Take an arbitrary edge to copy
4285 degenerate PHI args from.
4286 (remove_dead_stmt): Use the first post-dominator even if it
4287 does not contain live statements as redirection destination.
4289 2010-01-20 Richard Guenther <rguenther@suse.de>
4291 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4293 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4295 * sel-sched.c (create_speculation_check): Remove set but not used
4297 (try_transformation_cache): Remove set but not used variable ds.
4298 (calculate_privileged_insns): Remove set but not used variables
4299 cur_insn and min_spec_insn.
4300 (find_best_expr): Remove set but not used variable avail_n.
4301 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4303 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4305 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4306 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4309 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4312 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4313 cpu types. Add support for *-sse3 cpu types.
4314 (x86_64-*-*): Ditto.
4316 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4319 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4320 argument, call initializer_constant_valid_p_1 instead of
4321 initializer_constant_valid_p, pass CACHE to it, return NULL
4322 immediately if first call returns NULL.
4323 (initializer_constant_valid_p_1): New function.
4324 (initializer_constant_valid_p): Use it.
4326 2010-01-20 Thomas Quinot <quinot@adacore.com>
4328 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4330 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4332 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4333 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4334 (loc_list_from_tree): Don't handle unsigned division. Handle
4335 signed modulo using DW_OP_{over,over,div,mul,minus}.
4336 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4337 modulo instead of signed.
4339 2010-01-20 DJ Delorie <dj@redhat.com>
4341 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4343 (h8300_emit_stack_adjustment): Propogate it.
4345 (h8300_expand_prologue): Likewise.
4346 (h8300_expand_epilogue): Likewise.
4348 2010-01-19 Michael Matz <matz@suse.de>
4350 PR tree-optimization/41783
4351 * tree-data-ref.c (toplevel): Include flags.h.
4352 (dump_data_dependence_relation): Also dump the inputs if the
4353 result will be unknown.
4354 (split_constant_offset_1): Look through some conversions.
4355 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4356 the offset from last element is too large.
4357 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4358 (reassociate_to_the_same_stmt): Handle vector registers.
4359 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4361 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4362 wide_prolog_niters argument, emit widening instructions.
4363 (vect_do_peeling_for_alignment): Adjust caller, use widened
4364 variant of the iteration cound.
4365 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4367 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4370 * config/arm/neon-testgen.m (emit_automatics): New parameter
4371 features. Adjust for Fixed_return_reg feature.
4372 (test_intrinsic): Call emit_automatics with new feature.
4373 * config/arm/neon.ml: Update copyright years.
4374 (features): New Fixed_return_reg feature.
4375 (ops): Update feature for Vget_low.
4377 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4379 PR tree-optimization/42719
4380 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4384 * fwprop.c (all_uses_available_at): Return false if def_set dest
4385 is a REG that is used in def_insn.
4387 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4389 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4391 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4394 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4396 * target.h (struct gcc_target) <secondary_reload>: Change type
4397 of last argument to secondary_reload_info *.
4399 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4402 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4403 memory references with unaligned offsets. Remove CQImode handling.
4404 (unaligned_memory_operand): Return 1 for memory references with
4405 unaligned offsets. Remove CQImode handling.
4407 2010-01-18 Richard Guenther <rguenther@suse.de>
4410 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4413 2010-01-18 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/42781
4416 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4417 restrict processing only if the original variable was artificial.
4419 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4421 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4422 find number of popped argument bytes.
4424 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4425 Fix the text that describes the return value for invalid insns.
4427 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4429 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4430 Clarify what 'cost of the -dependence' is. Fix quoting.
4432 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4433 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4435 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4437 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4438 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4440 2010-01-17 Richard Guenther <rguenther@suse.de>
4443 * function.c (split_complex_args): Take a VEC to modify.
4444 (assign_parms_augmented_arg_list): Build a VEC instead of
4445 a chain of PARM_DECLs.
4446 (assign_parms_unsplit_complex): Take a VEC of arguments.
4447 Do not fixup unmodified parms.
4448 (assign_parms): Deal with the VEC.
4449 (gimplify_parameters): Likewise.
4451 2010-01-17 Richard Guenther <rguenther@suse.de>
4453 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4454 node existence check.
4455 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4456 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4457 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4458 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4459 (gimple_execute_on_growing_pred): Likewise.
4461 2010-01-17 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/42773
4464 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4465 (compute_antic_aux): Likewise.
4466 (compute_partial_antic_aux): Likewise.
4468 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4471 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4474 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4476 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4479 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4480 Fix markup for strict argument.
4482 (TARGET_SCHED_REORDER2): Fix argument types.
4484 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4485 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4487 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4488 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4490 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4493 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4494 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4495 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4496 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4497 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4499 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4501 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4503 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4504 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4506 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4508 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4511 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4513 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4514 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4516 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4518 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4520 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4521 referring to it. Fix language.
4523 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4525 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4527 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4529 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4531 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4532 '@var{stream}. Remove stray 'and'.
4534 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4536 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4538 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4540 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4541 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4543 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4544 Fix description of return value.
4545 Rename argument "sz" to "len."
4547 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4548 Clarify meaning of 'true' return value.
4550 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4552 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4553 rep_mode versus mode_rep.
4555 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4557 (TARGET_BUILTIN_DECL): Fix name.
4559 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4561 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4563 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4565 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4567 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4569 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4572 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4573 Rename argument tm_fn to md_fn.
4575 (TARGET_OPTION_PRINT): Fix argument list.
4577 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4580 * config/i386/i386.c (ix86_fixup_binary_operands):
4581 Revert FMA4 fixup of operands.
4583 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4586 * Makefile.in (write_entries_to_file, install-plugin):
4587 Use \012 instead of \n with tr.
4589 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4591 * configure.ac (HAVE_AS_REF): New C macro.
4592 * configure: Regenerate.
4593 * config.in: Likewise.
4594 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4596 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4599 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4601 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4603 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4605 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4607 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4609 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4611 (TARGET_BINDS_LOCAL_P): Fix argument type.
4613 (TARGET_ASM_FILE_END): Use prototype.
4615 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4617 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4619 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4621 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4623 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4624 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4626 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4627 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4629 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4630 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4631 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4632 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4634 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4636 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4638 (TARGET_INIT_BUILTINS): Use prototype.
4640 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4641 Put 'const char *' in braces. Fix parameter types.
4642 (TARGET_INVALID_CONVERSION): Fix parameter types.
4643 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4644 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4646 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4649 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4651 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4653 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4655 * doc/tm.texi (TARGET_HELP): Fix return type.
4657 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4658 in braces. Fix argument types.
4660 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4662 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4664 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4666 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4667 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4669 (TARGET_MANGLE_TYPE): Fix argument types.
4671 (TARGET_IRA_COVER_CLASSES): Use prototype.
4673 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4675 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4677 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4679 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4681 (TARGET_CALLEE_COPIES): Fix argument types.
4683 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4685 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4687 (TARGET_FUNCTION_VALUE): Fix argument types.
4689 (TARGET_RETURN_IN_MSB): Fix argument type.
4691 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4693 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4695 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4697 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4698 agree with return type.
4700 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4702 2010-01-15 Jing Yu <jingyu@google.com>
4704 PR rtl-optimization/42691
4705 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4706 a pseudo to a constant and are merged, and adjust comments.
4708 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4710 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4712 2010-01-15 Richard Guenther <rguenther@suse.de>
4715 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4716 labels of computed or non-local gotos to the destination.
4717 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4718 landing pad label is the first label.
4720 2010-01-15 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4724 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4727 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4728 to allow generation of the xssqrtdp instruction on power7.
4729 (sqrtdf2_fpr): Ditto.
4731 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4734 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4735 functions with noreturn attribute.
4738 * varasm.c (declare_weak): Add weak attribute to decl if it
4739 doesn't have one already.
4740 (assemble_external): Only add decls to weak_decls if they also
4741 have weak attribute.
4743 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4745 * var-tracking.c (var_reg_delete): Don't delete the association
4746 between REGs and values or one-part variables if the register
4749 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4752 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4753 because its first operand is a non-localized variable.
4755 2010-01-14 Martin Jambor <mjambor@suse.cz>
4757 PR tree-optimization/42706
4758 * tree-sra.c (encountered_recursive_call): New variable.
4759 (encountered_unchangable_recursive_call): Likewise.
4760 (sra_initialize): Initialize both new variables.
4761 (callsite_has_enough_arguments_p): New function.
4762 (scan_function): Call decl and flags check only for IPA-SRA, check
4763 whether there is a recursive call and whether it has enough arguments.
4764 (all_callers_have_enough_arguments_p): New function.
4765 (convert_callers): Look for recursive calls only when
4766 encountered_recursive_call is set.
4767 (ipa_early_sra): Bail out either if
4768 !all_callers_have_enough_arguments_p or
4769 encountered_unchangable_recursive_call.
4771 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4773 * sel-sched.c: Add 2010 to copyright years.
4774 * sel-sched-ir.c: Likewise.
4775 * sel-sched-ir.h: Likewise.
4777 2010-01-14 Martin Jambor <mjambor@suse.cz>
4779 PR tree-optimization/42714
4780 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4781 constructors specially.
4783 2010-01-14 Andi Kleen <ak@linux.intel.com>
4785 * config/i386/drivers-i386.c (detect_caches_intel):
4786 Add l2sizekb parameter and fill in.
4787 (host_detect_local_cpu): Add l2sizekb, fill in.
4788 Add Atom small cache heuristic.
4790 2010-01-14 Andi Kleen <ak@linux.intel.com>
4792 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4793 Add level3 parameter and fill in.
4794 (detect_caches_intel): Handle level3 cache.
4796 2010-01-14 Andi Kleen <ak@linux.intel.com>
4798 * config/i386/drivers-i386.c (host_detect_local_cpu):
4799 Fix core duo detection.
4801 2010-01-14 Andi Kleen <ak@linux.intel.com>
4803 * config/i386/drivers-i386.c (host_detect_local_cpu):
4806 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4808 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4809 (rs6000_variable_issue_1): this. Use...
4810 (rs6000_variable_issue): here. Reimplement. Print debug info.
4812 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4814 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4815 sel_restore_notes. Update all callers. Call reemit_notes
4818 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4820 PR rtl-optimization/42246
4821 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4824 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4826 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4827 all successors is the same as number of successors in current region.
4829 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4831 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4832 to rename is not separable. Otherwise check that its LHS is not NULL.
4834 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4836 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4838 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4840 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4841 available registers when failed to discover LHS register class.
4842 Fix indentation. Update comment.
4844 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4845 Alexander Monakov <amonakov@ispras.ru>
4847 PR rtl-optimization/42389
4848 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4850 (advance_state_on_fence): Likewise.
4851 (sel_target_adjust_priority): Print debug output only when
4852 sched_verbose >= 4, not 2.
4853 (get_expr_cost): Do not issue all unique insns on the next cycle.
4854 (fill_insns): Initialize can_issue_more from the value saved
4856 * sel-sched-ir.c (flist_add): New parameter issue_more.
4857 Init FENCE_ISSUE_MORE with it.
4858 (merge_fences): Likewise.
4859 (init_fences): Update call to flist_add.
4860 (add_to_fences, add_clean_fence_to_fences)
4861 (add_dirty_fence_to_fences): Likewise.
4862 (move_fence_to_fences): Update call to merge_fences.
4863 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4865 * sel-sched-ir.h (struct _fence): New field issue_more.
4866 (FENCE_ISSUE_MORE): New accessor macro.
4868 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4870 PR rtl-optimization/42388
4871 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4872 that have no predecessors nor successors. Do not call move_bb_info
4873 for empty blocks outside of current region.
4875 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4877 PR rtl-optimization/42294
4878 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4879 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4880 originators' originators.
4882 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4884 PR rtl-optimization/39453
4885 PR rtl-optimization/42246
4886 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4888 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4890 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4891 Alexander Monakov <amonakov@ispras.ru>
4894 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4895 (maybe_tidy_empty_bb): ... here. Make static. Add new
4896 argument. Update all callers.
4897 (tidy_control_flow): ... and here. Recompute topological order
4898 of basic blocks in region if necessary.
4899 (sel_redirect_edge_and_branch): Change return type. Return true
4900 if topological order might have been invalidated.
4901 (purge_empty_blocks): Export and move from...
4902 * sel-sched.c (purge_empty_blocks): ... here.
4903 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4904 (maybe_tidy_empty_bb): Delete prototype.
4905 (purge_empty_blocks): Declare.
4907 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4909 PR rtl-optimization/42249
4910 * sel-sched.c (try_replace_dest_reg): When chosen register
4911 and original register is the same, do not bail out early, but
4912 still check all original insns for validity of replacing destination
4913 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4916 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4919 Port from no-undefined-overflow branch:
4920 2009-03-09 Richard Guenther <rguenther@suse.de>
4922 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4924 2010-01-14 Richard Guenther <rguenther@suse.de>
4927 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4929 2010-01-14 Ira Rosen <irar@il.ibm.com>
4931 PR tree-optimization/42709
4932 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4933 as scalar type in creation of constant vector operand.
4935 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4938 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4939 (check-parallel-%): Match `testsuite' directory component only
4942 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4944 PR translation/39521
4945 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4948 2010-01-13 Richard Guenther <rguenther@suse.de>
4950 PR tree-optimization/42730
4951 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4954 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4957 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4958 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4961 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4963 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4964 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4965 ___umulsi3_highpart.
4967 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4968 rather than schedule_insns if the pass is enabled.
4970 2010-01-13 Martin Jambor <mjambor@suse.cz>
4972 PR tree-optimization/42704
4973 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4976 2010-01-13 Martin Jambor <mjambor@suse.cz>
4978 PR tree-optimization/42703
4979 * tree-sra.c (analyze_access_subtree): Check that we can build a
4980 reference to the original data within the aggregate.
4982 2010-01-13 Richard Guenther <rguenther@suse.de>
4984 PR tree-optimization/42705
4985 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4987 2010-01-13 Richard Guenther <rguenther@suse.de>
4990 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4992 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4995 * var-tracking.c (values_to_unmark): New variable.
4996 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4997 values_to_unmark vector. Moved body to...
4998 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4999 instead queue it into values_to_unmark vector.
5000 (vt_find_locations): Free values_to_unmark vector.
5002 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5004 * config/s390/s390.c (override_options): Set
5005 default of max-pending-list-length to 256
5007 2010-01-13 Richard Guenther <rguenther@suse.de>
5010 * tree-pass.h (PROP_gimple_lcx): New.
5011 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5012 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5013 before the final cleanup_eh.
5014 (dump_properties): Dump PROP_gimple_lcx.
5015 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5016 (tree_lower_complex_O0): Remove.
5017 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5018 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5019 tree_lower_complex, schedule TODO_update_ssa.
5020 * lto-streamer-out.c (output_function): Stream the functions
5022 * lto-streamer-in.c (input_function): Likewise.
5023 (lto_read_body): Do not override them here.
5025 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5028 * c-typeck.c (build_c_cast): Fold value cast to union type before
5029 wrapping it in a CONSTRUCTOR.
5031 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5033 PR rtl-optimization/42699
5034 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5037 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5039 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5040 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5041 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5042 SUBTARGET_WARN_UNUSED_SPEC): ... here
5043 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5045 2010-01-12 Julian Brown <julian@codesourcery.com>
5047 * config/arm/neon-schedgen.ml (Utils): Don't try to
5048 open missing module.
5049 (find_with_result): New.
5051 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5054 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5055 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5057 PR tree-optimization/42645
5058 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5059 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5060 decl_map, set processing_debug_stmt to -1 and return name without
5063 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5065 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5066 binutils version, and reword target configuration description.
5068 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5070 * config/avr/avr.h (LINKER_NAME): Remove.
5072 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5075 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5076 that support VSX, warn for -mno-altivec if vsx is not disabled,
5079 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5080 Shujing Zhao <pearly.zhao@oracle.com>
5082 PR translation/42469
5083 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5084 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5085 character between option name and help text.
5086 * c.opt (imultilib): Likewise.
5088 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5090 * lto-streamer-out.c (output_unreferenced_globals): Output static
5093 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5095 PR rtl-optimization/42621
5096 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5097 optimizing for size.
5098 (duplicate_computed_gotos): Remove now-redundant check.
5100 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5103 * configure.ac: Save and restore LDFLAGS and LIBS
5104 * configure: Regenerate.
5106 2010-01-10 Richard Guenther <rguenther@suse.de>
5109 * builtins.c (fold_builtin_strlen): Add type argument and
5110 convert the resulting length to it.
5111 (fold_builtin_1): Adjust.
5113 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5115 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5116 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5118 (num_insns_constant_wide): Adjust for that change.
5120 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5123 * web.c (union_defs): Add used argument, to combine uses of
5125 (entry_register): Adjust type and tests of used argument.
5126 (web_main): Widen used for new use. Pass it to union_defs.
5127 * df.h (union_defs): Adjust prototype.
5129 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5132 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5133 uses in new incoming argument. Free body.
5134 (reset_debug_uses_in_loop): New.
5135 (analyze_insn_to_expand_var): Call the latter if the former found
5136 anything. Fix whitespace. Reject invalid dest overlaps before
5137 going through all insns in the loop.
5139 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5142 * haifa-sched.c (dying_use_p): Debug insns don't count.
5144 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5147 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5148 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5149 (verify_gimple_call): Reject LHS in noreturn calls.
5151 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5155 * tree-vect-loop-manip.c (adjust_info): New type.
5156 (adjust_vec): New pointer to vector.
5157 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5158 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5159 (slpeel_update_phis_for_duplicate_loop): Use them.
5160 (slpeel_update_phi_nodes_for_guard1): Likewise.
5161 (slpeel_update_phi_nodes_for_guard2): Likewise.
5162 (slpeel_tree_peel_loop_to_edge): Likewise.
5163 (vect_update_ivs_after_vectorizer): Likewise.
5165 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5167 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5168 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5170 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5172 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5173 bogus uninitialized warning.
5175 2010-01-09 Richard Guenther <rguenther@suse.de>
5178 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5179 the evolution is compatible with the initial condition.
5181 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5183 * gcc.c (process_command): Update copyright notice dates.
5184 * gcov.c (print_version): Likewise.
5185 * gcov-dump.c (print_version): Likewise.
5186 * mips-tfile.c (main): Likewise.
5187 * mips-tdump.c (main): Likewise.
5189 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5192 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5194 (rotlhi3_8): Delete.
5196 (rotlsi3_8): Delete.
5197 (rotlsi3_16): Delete.
5198 (rotlsi3_24): Delete.
5200 (*rotw<mode>3): New.
5201 (*rotb<mode>3): New.
5202 * config/avr/avr.c (avr_rotate_bytes): New function.
5203 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5205 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5208 * configure.ac: Modify -rdynamic check.
5209 * configure: Regenerate.
5211 2010-01-08 DJ Delorie <dj@redhat.com>
5213 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5214 register popping order.
5216 2010-01-08 Richard Guenther <rguenther@suse.de>
5219 * c.opt (fsigned-char): Also let LTO handle this option.
5220 (funsigned-char): Likewise.
5222 2010-01-07 Richard Guenther <rguenther@suse.de>
5224 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5225 (gimple_op): Likewise.
5226 (gimple_op_ptr): Likewise.
5227 (gimple_assign_set_lhs): Remove gcc_assert.
5228 (gimple_assign_set_rhs1): Likewise.
5229 (gimple_assign_set_rhs2): Likewise.
5230 (gimple_call_set_lhs): Likewise.
5231 (gimple_call_set_fn): Likewise.
5232 (gimple_call_set_fndecl): Likewise.
5233 (gimple_call_fndecl): Likewise.
5234 (gimple_call_return_type): Likewise.
5235 (gimple_call_set_chain): Likewise.
5236 (gimple_call_num_args): Likewise.
5237 (gimple_call_set_arg): Likewise.
5238 (gimple_cond_set_code): Likewise.
5239 (gimple_cond_set_lhs): Likewise.
5240 (gimple_cond_set_rhs): Likewise.
5241 (gimple_cond_set_true_label): Likewise.
5242 (gimple_cond_set_false_label): Likewise.
5243 (gimple_label_set_label): Likewise.
5244 (gimple_goto_set_dest): Likewise.
5245 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5246 (gimple_debug_bind_get_value): Likewise.
5247 (gimple_debug_bind_get_value_ptr): Likewise.
5248 (gimple_debug_bind_set_var): Likewise.
5249 (gimple_debug_bind_set_value): Likewise.
5250 (gimple_debug_bind_reset_value): Likewise.
5251 (gimple_debug_bind_has_value_p): Likewise.
5252 (gimple_return_retval_ptr): Remove gcc_assert.
5253 (gimple_return_retval): Likewise.
5254 (gimple_return_set_retval): Likewise.
5255 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5256 (safe_referenced_var_iterator): Remove.
5257 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5258 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5259 (fill_referenced_var_vec): Remove.
5260 (first_readonly_imm_use): Remove redundant gcc_assert.
5261 (phi_arg_index_from_use): Combine gcc_asserts.
5262 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5263 (first_imm_use_stmt): Remove redundant gcc_assert.
5264 * tree-cfg.c (verify_gimple_call): Verify function and chain
5265 operands. Verify arguments.
5266 (verify_types_in_gimple_stmt): Verify condition code and labels.
5268 2010-01-07 Richard Guenther <rguenther@suse.de>
5270 PR tree-optimization/42641
5271 * sese.c (rename_map_elt_info): Use the SSA name version, do
5274 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5276 PR tree-optimization/42625
5277 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5278 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5280 2010-01-07 Duncan Sands <baldrick@free.fr>
5282 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5284 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5287 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5288 note itself is not function_invariant_p.
5290 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5292 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5293 Do not add the DF_NOTE problem.
5294 * store-motion.c (execute_rtl_store_motion): Likewise.
5296 2010-01-07 Martin Jambor <mjambor@suse.cz>
5298 PR tree-optimization/42157
5299 * tree-sra.c (compare_access_positions): Stabilize sort if both
5300 accesses have integer types, return zero immediately if they are the
5303 2010-01-06 Richard Henderson <rth@redhat.com>
5306 * haifa-sched.c (add_to_note_list): Merge into ...
5307 (concat_note_lists): ... here, and ...
5308 (unlink_other_notes, rm_other_notes): Merge into...
5309 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5310 NOTE_INSN_EPILOGUE_BEG.
5312 2010-01-06 Richard Guenther <rguenther@suse.de>
5314 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5315 not inline regular functions into always-inline functions.
5317 2010-01-06 Nick Clifton <nickc@redhat.com>
5319 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5320 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5322 (OVERRIDE_OPTIONS): Delete.
5323 (OPTIMIZATION_OPTIONS): Define.
5324 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5325 * config/rx/rx.c (rx_handle_option): Issue an error message if
5326 -mcpu=rx200 and -fpu are used together.
5327 (rx_set_optimization_options): New function. Issue an error
5328 message if an optimization attribute attempts to reset the FPU/
5329 math optimization pairing.
5330 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5331 * config/rx/rx.opt: Set the default to 32-bit doubles.
5332 * config/rx/t-rx: Add multilibs for -nofpu option.
5333 * doc/invoke.texi: Update documentation of RX options.
5335 2010-01-06 Richard Guenther <rguenther@suse.de>
5337 * tree-ssa-pre.c (name_to_id): New global.
5338 (alloc_expression_id): Simplify SSA name handling.
5339 (lookup_expression_id): Likewise.
5340 (init_pre): Zero name_to_id.
5341 (fini_pre): Free it.
5343 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5345 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5347 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5350 * config/i386/sse.md (smaxv2di3): New.
5351 (umaxv2di3): Likewise.
5352 (sminv2di3): Likewise.
5353 (uminv2di3): Likewise.
5355 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5358 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5359 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5360 (legitimize_tls_address): Likewise.
5361 (sparc_tls_referenced_p): Likewise.
5362 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5363 and adjust calls to legitimize_pic_address.
5364 (legitimate_constant_p) Use sparc_tls_referenced_p.
5365 (legitimate_pic_operand_p): Likewise.
5366 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5367 (sparc_tls_symbol_ref_1): Delete.
5368 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5369 (legitimize_tls_address): Make static, handle CONST patterns.
5370 (legitimize_pic_address): Make static, remove unused parameter and
5371 adjust recursive calls.
5372 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5373 and adjust call to legitimize_pic_address.
5374 (sparc_output_mi_thunk): Likewise.
5376 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5377 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5381 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5382 operands to make them signed.
5385 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5388 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5389 GTU to GT for V4SI and V2DI.
5391 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5392 (umin<mode>3): Removed.
5394 (uminv4si3): Likewise.
5396 2010-01-05 Martin Jambor <mjambor@suse.cz>
5398 PR tree-optimization/42462
5399 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5400 current_function_decl to helper functions and macros.
5402 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5405 * flags.h: Don't include real.h.
5406 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5407 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5408 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5409 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5410 * dominance.c: Update copyright.
5411 * gimple.c (walk_gimple_op): Remove inline.
5412 * tree-ssa-reassoc.c: Include real.h.
5413 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5414 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5416 2010-01-05 Nick Clifton <nickc@redhat.com>
5418 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5419 register to push into the stack frame when the accumulator has to
5420 be saved during interrupts.
5422 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5424 * doc/invoke.texi: Remove the documentation about option
5426 * common.opt (Wunreachable-code): Preserved for backward
5428 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5429 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5430 the backward compatibility flag section.
5432 2010-01-05 Richard Guenther <rguenther@suse.de>
5434 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5436 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5439 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5441 PR tree-optimization/42508
5442 * tree-sra.c (convert_callers): Check for recursive call
5443 by comparing cgraph nodes instead of decls.
5444 (modify_function): Call ipa_modify_formal_parameters also
5445 on all same_body aliases.
5447 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5448 cgraph nodes when checking for same_body aliases.
5450 2010-01-05 Richard Guenther <rguenther@suse.de>
5452 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5453 allocation and lookup.
5454 (get_or_alloc_expr_for_constant): Likewise.
5455 (phi_translate): Sink allocation.
5457 2010-01-04 Richard Guenther <rguenther@suse.de>
5459 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5460 a new entry only if needed.
5461 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5462 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5464 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5466 (phi_translate): Handle CONSTANTs early.
5468 2010-01-04 Martin Jambor <mjambor@suse.cz>
5470 PR tree-optimization/42398
5471 * tree-sra.c (struct access): Removed flag grp_different_types.
5472 (dump_access): Do not dump the removed flag.
5473 (sort_and_splice_var_accesses): Do not set the removed flag.
5474 (sra_modify_expr): Check for type compatibility directly.
5476 2010-01-04 Martin Jambor <mjambor@suse.cz>
5478 PR tree-optimization/42366
5479 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5480 edges with variable number of parameters.
5481 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5482 flag instead of asserting it.
5483 (ipa_read_node_info): Read uses_analysis_done flag.
5485 2010-01-04 Richard Guenther <rguenther@suse.de>
5487 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5488 iterative_hash_* as intended.
5489 (vn_reference_compute_hash): Likewise. Simplify hashing
5491 (vn_reference_lookup_2): Likewise.
5492 (vn_nary_op_compute_hash): Likewise.
5493 (vn_phi_compute_hash): Likewise.
5494 (expressions_equal_p): Remove strange code.
5495 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5496 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5497 (bitmap_insert_into_set_1): Take value-id as parameter.
5498 (add_to_value): Pass it.
5499 (bitmap_insert_into_set): Likewise.
5500 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5502 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5505 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5506 (do_self_spec): For switches with SWITCH_IGNORE set set also
5507 SWITCH_IGNORE_PERMANENTLY.
5508 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5511 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5513 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5514 tree of an unreferenced global var.
5516 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5519 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5520 GTU to GT for V4SI and V2DI.
5522 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5523 (umin<mode>3): Removed.
5525 (uminv4si3): Likewise.
5527 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5530 * collect2.c (main): Turn on trace in collect2 if -v is passed
5533 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5535 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5536 description of expression operand.
5538 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5540 * configure.ac: Add install-html to target_list for Make-hooks.
5541 * configure: Regenerate.
5542 * fortran/Make-lang.in (F95_HTMLFILES): New.
5543 (fortran.html): Use it.
5544 (fortran.install-html): New.
5545 * Makefile.in (install-html): Add lang.install-html.
5546 * java/Make-lang.in (JAVA_HTMLFILES): New.
5547 (java.html): Use it.
5548 (java.install-html): New.
5549 * objc/Make-lang.in (objc.install-html): New.
5550 * objcp/Make-lang.in (obj-c++.install-html): New.
5551 * cp/Make-lang.in (c++.install-html): New.
5552 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5553 * lto/Make-lang.in (lto.install-html): New.
5555 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5558 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5560 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5562 PR rtl-optimization/41862
5563 * store-motion.c (store_killed_in_insn, compute_store_table,
5564 remove_reachable_equiv_notes, replace_store_insn,
5565 build_store_vectors): Ignore all DEBUG_INSNs.
5567 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5570 * common.opt: Add dumpdir.
5572 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5574 (option_map): Add --dumpdir.
5576 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5578 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5580 * opts.c (decode_options): Try dump_dir_name first if
5581 dump_base_name isn't an absolute path.
5582 (common_handle_option): Handle OPT_dumpdir.
5584 * toplev.c (dump_dir_name): New.
5585 (print_switch_values): Also ignore -dumpdir.
5587 * toplev.h (dump_dir_name): New.
5589 2010-01-03 Richard Guenther <rguenther@suse.de>
5591 PR tree-optimization/42589
5592 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5593 double-word expansion of bswap32.
5595 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5597 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5598 with BLOCK_FOR_INSN.
5599 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5600 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5601 noce_process_if_block): Likewise.
5602 * gcse.c (compute_local_properties, insert_expr_in_table,
5603 insert_set_in_table, canon_list_insert, find_avail_set,
5604 pre_insert_copy_insn): Likewise.
5606 * basic-block.h (BLOCK_NUM): Move from here...
5607 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5609 2010-01-03 Richard Guenther <rguenther@suse.de>
5611 PR tree-optimization/42438
5612 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5613 contains_may_not_return_call flag.
5614 (BB_MAY_NOTRETURN): New.
5615 (valid_in_sets): Trapping nary operations are not valid
5616 in blocks that may not return.
5617 (insert_into_preds_of_block): Remove check for trapping expressions.
5618 (compute_avail): Compute also BB_MAY_NOTRETURN.
5620 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5622 * doc/invoke.texi: Add 2010 to copyright years.
5624 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5626 * config/sparc/sparc.c: Fix formatting nits.
5628 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5629 Alexander Monakov <amonakov@ispras.ru>
5631 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5633 2010-01-02 Richard Guenther <rguenther@suse.de>
5636 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5637 (simplify_switch_using_ranges): Mark to be removed edges
5640 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5642 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5644 * collect2.c (scan_libraries): Add missing argument in call to
5647 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5650 * config/alpha/predicates.md (aligned_memory_operand): Return false
5652 (unaligned_memory_operand): Return true for CQImode.
5653 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5654 doesn not cross aligned SImode word boundary.
5656 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5658 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5660 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5661 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5663 2010-01-02 Richard Guenther <rguenther@suse.de>
5666 * toplev.c (compile_file): Emit LTO marker properly. Change
5668 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5670 2010-01-01 Richard Guenther <rguenther@suse.de>
5673 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5675 2010-01-01 Richard Guenther <rguenther@suse.de>
5678 * c-decl.c (grokdeclarator): For zero-size arrays force
5679 structural equality checks as layout_type does.
5681 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5683 * builtins.c: Update copyright to 2010.
5685 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5688 * lto-streamer-out.c (produce_asm): Revert the last change.
5689 (copy_function): Likewise.
5691 * lto-streamer.c (lto_get_section_name): Skip any leading
5694 2010-01-01 Richard Guenther <rguenther@suse.de>
5697 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5701 Copyright (C) 2010 Free Software Foundation, Inc.
5703 Copying and distribution of this file, with or without modification,
5704 are permitted in any medium without royalty provided the copyright
5705 notice and this notice are preserved.