1 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3 * config/sh/sh.md (*movqi_pop): New insn pattern.
4 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
6 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (any_shiftrt): New code iterator.
9 (shiftrt_insn): New code attribute.
11 (<shiftrt_insn><mode>3): Macroize expander from ashr<mode>3 and
12 lshr<mode>3 using any_shiftrt code iterator.
13 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
14 *ashr<mode>3_doubleword and *lshr<mode>3_doubleword using
15 any_shiftrt code iterator.
16 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
17 pattern from corresponding peephole2 patterns.
18 (*<shiftrt_insn><mode>3_1): Macroize insn from *ashr<mode>3_1
19 and *lshr<mode>3_1 using any_shiftrt code iterator.
20 (*<shiftrt_insn>si3_1_zext): Ditto from *ashrsi3_1_zext
22 (*<shiftrt_insn>qi3_1_slp): Ditto from *ashrqi3_1_slp
24 (*<shiftrt_insn><mode>3_cmp): Ditto from *ashr<mode>3_cmp
26 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from *ashr<mode>3_cmp_zext
27 and *lshr<mode>3_cmp_zext.
28 (*<shiftrt_insn><mode>3_cconly): Ditto from *ashr<mode>3_cconly
29 and *lshr<mode>3_cconly.
31 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
33 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
35 (*lshr<mode>3_cconly): Ditto.
37 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.md (lshr<mode>3): Macroize expander from
40 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
41 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
42 pattern from *lshr{di,ti}3_1 and corresponding splitters using
44 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
45 from corresponding peephole2 patterns.
46 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
47 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
48 and *lshrdi3_cmp_rex64 using SWI mode iterator.
49 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
50 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
51 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
52 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
53 and *lshrdi3_cmp_rex64 using SWI mode iterator.
54 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
55 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
56 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
57 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
60 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (ashr<mode>3): Macroize expander from
63 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
64 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
65 pattern from *ashr{di,ti}3_1 and corresponding splitters using
67 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
68 from corresponding peephole2 patterns.
69 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
70 (ashrsi3_cvt): Rename from ashrsi3_31.
71 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
72 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
73 and x86_64_shift_adj_3 using SWI48 mode iterator.
74 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
75 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
76 and *ashrdi3_cmp_rex64 using SWI mode iterator.
77 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
78 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
79 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
80 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
81 and *ashrdi3_cmp_rex64 using SWI mode iterator.
82 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
83 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
84 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
85 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
87 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
88 * config/i386/i386.c (ix86_split_ashr): Update for renamed
89 x86_shift<mode>_adj_3 expanders.
91 2010-04-10 Wei Guozhi <carrot@google.com>
94 * config/arm/arm.c (arm_pic_static_addr): New function.
95 (legitimize_pic_address): Call arm_pic_static_addr when it detects
97 (arm_output_addr_const_extra): Output expression for new pattern.
98 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
100 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
102 * ira-costs.c (record_reg_classes): Ignore alternatives that are
105 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
106 * web.c: Include "insn-config.h" and "recog.h".
107 (union_match_dups): New function.
109 (union_defs): Don't try to recognize match_dups.
111 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
112 if doing so would replace the entire pattern.
114 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
119 and splitter pattern. Change splitter operand 1 predicate to
122 2010-04-09 Martin Jambor <mjambor@suse.cz>
124 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
125 lattices are addresses of CONST_DECLs with the same initial value.
126 (ipcp_print_all_lattices): Print values of CONST_DECLs.
127 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
129 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
130 Bernd Schmidt <bernd.schmidt@codesourcery.com>
132 * loop-invariant.c (replace_uses): New static function.
133 (move_invariant_reg): Use it to ensure we can replace the uses.
135 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
137 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
139 (picochip_override_options): Enable section anchors only above -O1.
140 (picochip_reorg): Fixed a couple of build warnings.
142 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
144 * configure.ac (plugin -rdynamic test): Log result.
145 * configure: Regenerate.
146 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
147 (RDYNAMIC_SPEC): Define.
148 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
150 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
152 * configure.ac: Determine Sun ld version numbers.
153 (comdat_group): Restrict GNU ld version checks to gld.
154 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
155 (enable_comdat): Support --enable-comdat.
156 * configure: Regenerate.
157 * doc/install.texi (Configuration): Document --enable-comdat.
159 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
161 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
162 * config/sol2-gld.h: ... here.
163 * config.gcc (sparc*-*-solaris2*): Reflect this.
164 (i[34567]86-*-solaris2*): Use it.
166 2010-04-09 Steve Ellcey <sje@cup.hp.com>
168 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
170 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
172 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
175 * diagnostic.c (diagnostic_initialize): Initialize
176 some_warnings_are_errors.
177 (diagnostic_finish): New.
178 (diagnostic_action_after_output): Call it before exiting.
179 (diagnostic_report_diagnostic): Do not print message here. Set
180 some_warnings_are_errors.
181 * diagnostic.h (diagnostic_context): Delete
182 issue_warnings_are_errors_message. Add some_warnings_are_errors.
183 (diagnostic_finish): Declare.
184 * toplev.c (toplev_main): Call it before exit.
186 2010-04-09 Jason Merrill <jason@redhat.com>
189 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
193 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
194 based on a warning flag.
196 2010-04-09 Richard Guenther <rguenther@suse.de>
198 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
200 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
203 * varasm.c (default_assemble_visibility): Wrap vars that are
204 set, but unused, by targets without GAS.
205 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
206 Remove set, but unused, vars.
207 (rs6000_legitimize_tls_address): Likewise.
208 (altivec_expand_dst_builtin): Likewise.
209 * config/darwin.c (machopic_classify_symbol): Likewise.
210 (machopic_indirection_name): Likewise.
212 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.md (DWI): New mode iterator.
215 (S): New mode attribute.
216 (shift_operand): Ditto.
217 (shift_immediate_operand): Ditto.
218 (ashl_input_operand): Ditto.
219 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
220 using SDWIM mode iterator.
221 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
222 pattern from *ashl{di,ti}3_1 and corresponding splitters using
224 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
225 from corresponding peephole2 patterns.
226 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
227 and x86_64_shift_adj_1 using SWI48 mode iterator.
228 (x86_shift<mode>_adj_2): Ditto.
229 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
230 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
231 using SWI48 mode iterator.
232 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
233 *ashldi3_cmp_rex64 using SWI mode iterator.
234 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
235 *ashldi3_cconly_rex64 using SWI mode iterator.
236 * config/i386/i386.c (ix86_split_ashl): Update for renamed
237 x86_shift<mode>_adj_{1,2}.
238 (ix86_split_ashr): Ditto.
239 (ix86_split_lshr): Ditto.
241 2010-04-09 Richard Guenther <rguenther@suse.de>
243 * target.h (builtin_conversion): Pass in input and output types.
244 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
245 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
246 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
247 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
249 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
251 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
253 2010-04-09 Richard Guenther <rguenther@suse.de>
256 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
258 2010-04-09 Richard Guenther <rguenther@suse.de>
260 * tree-vectorizer.h (struct _stmt_vec_info): Document
261 that vectype is the type of the LHS.
262 (supportable_widening_operation, supportable_narrowing_operation):
263 Get both input and output vector types as arguments.
264 (vect_is_simple_use_1): Declare.
265 (get_same_sized_vectype): Likewise.
266 * tree-vect-loop.c (vect_determine_vectorization_factor):
267 Set STMT_VINFO_VECTYPE to the vector type of the def.
268 (vectorizable_reduction): Adjust.
269 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
270 Adjust. Specify the output vector type.
271 (vect_pattern_recog_1): Adjust.
272 * tree-vect-stmts.c (get_same_sized_vectype): New function.
273 (vectorizable_call): Adjust.
274 (vectorizable_conversion): Likewise.
275 (vectorizable_operation): Likewise.
276 (vectorizable_type_demotion): Likewise.
277 (vectorizable_type_promotion): Likewise.
278 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
280 (vect_is_simple_use_1): New function.
281 (supportable_widening_operation): Get both input and output
283 (supportable_narrowing_operation): Likewise.
284 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
286 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
288 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
289 __thiscall and _thiscall as predefined macros.
290 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
291 thiscall attribute handling.
292 (ix86_comp_type_attributes): Likewise.
293 (ix86_function_regparm): Likewise.
294 (ix86_return_pops_args): Likewise.
295 (init_cumulative_args): Likewise.
296 (find_drap_reg): Likewise.
297 (ix86_static_chain): Likewise.
298 (x86_this_parameter): Likewise.
299 (x86_output_mi_thunk): Likewise.
300 (ix86_attribute_table): Add description for thiscall attribute.
301 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
302 * doc/extend.texi: Add documentation for thiscall.
304 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
307 * c.opt (Wint-to-pointer-cast): Available in C++.
308 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
310 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
312 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
313 * calls.c (expand_call): Pass the function type to aggregate_value_p.
314 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
315 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
316 function type instead. Reorder and simplify checks.
318 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
320 2010-04-08 Jing Yu <jingyu@google.com>
321 Zdenek Dvorak <ook@ucw.cz>
323 PR tree-optimization/42720
324 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
325 loop unswitch conditions here from ...
326 (tree_unswitch_single_loop): ... here.
328 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
330 * tree-if-conv.c: Fix comments and simplify logic.
332 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
334 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
335 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
336 (main_tree_if_conversion): Update call to tree_if_conversion.
338 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
341 * doc/invoke.texi (-b,-V): Delete.
342 * doc/tm.texi: Do not mention -b.
343 * gcc.c (display_help): Delete -b and -V.
344 (process_command): Delete -b and -V.
345 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
347 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
348 Wolfgang Gellerich <gellerich@de.ibm.com>
350 Implement target hook for loop unrolling
351 * target.h (loop_unroll_adjust): Add a new target hook function.
352 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
353 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
354 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
355 (s390_loop_unroll_adjust): Implement the new target hook for s390.
356 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
358 (decide_unroll_stupid): Likewise.
360 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
363 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
365 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
367 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
368 (Specific, *-*-solaris2*): Likewise.
369 Don't prefer Sun as over GNU as.
371 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
373 * config/s390/s390.c (override_options): Adjust the z10
374 defaults for max-unroll-times, max-completely-peeled-insns
375 and max-completely-peel-times.
377 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
379 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
380 instructions for z10.
381 (s390_expand_setmem): Likewise.
382 (s390_expand_cmpmem): Likewise.
384 2010-04-08 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/43679
387 * tree-ssa-pre.c (eliminate): Only propagate copies.
389 2010-04-08 Jakub Jelinek <jakub@redhat.com>
392 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
393 set but not used variable warning.
395 2010-04-08 Wei Guozhi <carrot@google.com>
398 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
399 (arm_size_rtx_costs): Call the new function when optimized for size.
401 2010-04-08 Jakub Jelinek <jakub@redhat.com>
404 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
405 op0 is not a MEM, just return NULL instead of assertion
407 (discover_nonconstant_array_refs): Don't walk debug stmts.
409 2010-04-08 Doug Kwan <dougkwan@google.com>
411 * configure.ac: Recognize gold and do not use its version number
413 * configure: Regenerate.
415 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
418 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
419 (negate_value): Move code to push elements to broken_up_substracts ...
420 (eliminate_plus_minus_pair): ... here. Push operands that have no
421 negative pair to plus_negates.
422 (repropagate_negates, init_reassoc, fini_reassoc): Update.
424 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
426 * doc/install.texi (Configuration): Move description of
427 --enable-lto, --with-libelf*, --enable-gold from Java section to
430 * doc/generic.texi (Working with declarations)
431 (Function Properties, C and C++ Trees): Fix typos.
432 * doc/sourcebuild.texi (Top Level): Likewise.
434 2010-04-07 Jakub Jelinek <jakub@redhat.com>
437 * tree.h (DECL_READ_P): Define.
438 (struct tree_decl_common): Add decl_read_flag.
439 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
440 a set but not used warning.
441 (merge_decls): Merge DECL_READ_P flag.
442 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
443 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
444 * c-common.c (handle_used_attribute, handle_unused_attribute):
446 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
448 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
450 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
451 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
452 c_parser_binary_expression, c_parser_cast_expression,
453 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
454 Call default_function_array_read_conversion instead of
455 default_function_array_conversion where needed.
456 (c_parser_unary_expression, c_parser_conditional_expression,
457 c_parser_postfix_expression_after_primary, c_parser_initelt):
458 Likewise. Call mark_exp_read where needed.
459 (c_parser_statement_after_labels, c_parser_asm_operands,
460 c_parser_typeof_specifier, c_parser_sizeof_expression,
461 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
463 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
465 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
466 (warn_unused_but_set_parameter): Default to warn_unused
468 * doc/invoke.texi: Document -Wunused-but-set-variable and
469 -Wunused-but-set-parameter.
471 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
473 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
474 when operandN variables aren't used in the body of the expander
476 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
477 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
478 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
479 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
480 FOR_EACH_IMM_USE_ON_STMT): Likewise.
481 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
482 * tree.c (PROCESS_ARG): Likewise.
484 2010-04-07 Simon Baldwin <simonb@google.com>
486 * diagnostic.h (diagnostic_override_option_index): New macro to
487 set a diagnostic's option_index.
488 * c-tree.h (c_cpp_error): Add warning reason argument.
489 * opts.c (_warning_as_error_callback): New.
490 (register_warning_as_error_callback): Store callback for
491 warnings enabled via enable_warning_as_error.
492 (enable_warning_as_error): Call callback, minor code tidy.
493 * opts.h (register_warning_as_error_callback): Declare.
494 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
495 response to -Werror=.
496 (c_common_init_options): Register warning_as_error_callback in opts.c.
497 * common.opt: Add -Wno-cpp option.
498 * c-common.c (struct reason_option_codes_t): Map cpp warning
499 reason codes to gcc option indexes.
500 * (c_option_controlling_cpp_error): New function, lookup the gcc
501 option index for a cpp warning reason code.
502 * (c_cpp_error): Add warning reason argument, call
503 c_option_controlling_cpp_error for diagnostic_override_option_index.
504 * doc/invoke.texi: Document -Wno-cpp.
506 2010-04-07 Richard Guenther <rguenther@suse.de>
508 * ipa-reference.c (mark_load): Use get_base_address.
509 (mark_store): Likewise.
511 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
512 inserting GIMPLE_NOPs into the IL.
513 * tree-ssa-structalias.c (get_constraint_for_component_ref):
514 Explicitly strip handled components and indirect references.
516 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
517 folding address expressions.
518 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
519 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
520 operand_equal_p to compare decls.
521 (ptr_deref_may_alias_decl_p): Likewise.
522 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
523 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
524 Handle reversed comparison ops.
525 * tree-sra.c (asm_visit_addr): Use get_base_address.
526 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
527 * ipa-reference.c (mark_address): Use get_base_address.
529 2010-04-07 Richard Guenther <rguenther@suse.de>
531 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
532 Propagate constants everywhere.
534 2010-04-07 Jakub Jelinek <jakub@redhat.com>
537 * tree.c (MAX_INT_CACHED_PREC): Define.
538 (nonstandard_integer_type_cache): New array.
539 (build_nonstandard_integer_type): Cache results for precision
540 <= MAX_INT_CACHED_PREC.
542 2010-04-07 Richard Guenther <rguenther@suse.de>
544 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
545 -fargument-noalias-global, -fargument-noalias-anything): Remove.
546 * common.opt: Likewise.
547 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
548 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
549 (nonoverlapping_memrefs_p): Likewise.
550 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
551 * opts.c (common_handle_option): Handle OPT_fargument_alias,
552 OPT_fargument_noalias, OPT_fargument_noalias_anything and
553 OPT_fargument_noalias_global for backward compatibility.
555 2010-04-07 Richard Guenther <rguenther@suse.de>
557 PR tree-optimization/43270
558 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
559 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
560 * tree-ssa-pre.c (phi_translate_1): Adjust.
561 (fully_constant_expression): Split out vn_reference handling to ...
562 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
563 Fold reads from constant strings.
564 (vn_reference_lookup): Handle fully constant references.
565 (vn_reference_lookup_pieces): Likewise.
566 * Makefile.in (expmed.o-warn): Add -Wno-error.
568 2010-04-07 Martin Jambor <mjambor@suse.cz>
570 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
572 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
575 * gcc.c: Add -static-libstdc++ to list of recognized options.
577 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
579 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
581 2010-04-07 Richard Guenther <rguenther@suse.de>
584 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
585 bases build simple mem attributes to retain points-to information.
587 2010-04-07 Richard Guenther <rguenther@suse.de>
590 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
591 preserve points-to related information.
593 2010-04-07 Richard Guenther <rguenther@suse.de>
596 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
597 discard plain indirect references.
598 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
599 * tree.c (tree_nop_conversion): Likewise.
601 2010-04-07 Dodji Seketeli <dodji@redhat.com>
604 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
606 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
608 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
609 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
611 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
613 * tree-if-conv.c: Fix indentation and comments.
615 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
617 * tree-if-conv.c: Sort static functions in topological order.
619 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
621 * tree-if-conv.c: Fix indentation and comments.
623 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
626 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
627 lang_hooks.types.type_for_size instead of
628 build_nonstandard_integer_type.
629 When converting an unsigned type to signed, double its precision.
630 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
631 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
632 (graphite_create_new_loop_guard): When ub + 1 wraps around,
635 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
638 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
639 POINTER_PLUS_EXPR for pointer types.
641 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
644 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
645 * graphite-clast-to-gimple.c: Include langhooks.h.
646 (max_signed_precision_type): New.
647 (max_precision_type): Takes two types as arguments.
648 (precision_for_value): New.
649 (precision_for_interval): New.
650 (gcc_type_for_interval): New.
651 (gcc_type_for_value): New.
652 (gcc_type_for_clast_term): New.
653 (gcc_type_for_clast_red): New.
654 (gcc_type_for_clast_bin): New.
655 (gcc_type_for_clast_expr): Split up into several functions.
656 (gcc_type_for_clast_eq): Rewritten.
657 (compute_bounds_for_level): New.
658 (compute_type_for_level_1): New.
659 (compute_type_for_level): New.
660 (gcc_type_for_cloog_iv): Removed.
661 (gcc_type_for_iv_of_clast_loop): Rewritten.
662 (graphite_create_new_loop): Compute the lower and upper bound types
663 with gcc_type_for_clast_expr.
664 (graphite_create_new_loop_guard): Same.
665 (find_cloog_iv_in_expr): Removed.
666 (compute_cloog_iv_types_1): Removed.
667 (compute_cloog_iv_types): Removed.
668 (gloog): Do not call compute_cloog_iv_types.
669 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
671 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
672 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
673 (GBB_CLOOG_IV_TYPES): Removed.
675 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
677 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
678 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
679 (detect_commutative_reduction): Same.
681 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
683 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
684 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
686 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
687 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
688 (rewrite_commutative_reductions_out_of_ssa): Same.
689 * passes.c (execute_function_todo): Call verify_ssa for every pass
690 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
691 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
692 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
693 with an extra argument.
694 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
695 verify_ssa only when the extra argument is true.
696 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
697 with an extra argument.
698 (tree_transform_and_unroll_loop): Same.
700 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
702 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
703 for all the passes of the LNO having LOOP_CLOSED_SSA.
704 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
705 * tree-loop-distribution.c (pass_loop_distribution): Same.
706 * tree-pass.h (TODO_verify_loops): Removed.
707 * tree-ssa-loop.c (pass_tree_loop_init): Same.
709 (pass_tree_unswitch): Same.
710 (pass_predcom): Same.
711 (pass_vectorize): Same.
712 (pass_linear_transform): Same.
713 (pass_graphite_transforms): Same.
714 (pass_iv_canon): Same.
715 (pass_complete_unroll): Same.
716 (pass_complete_unrolli): Same.
717 (pass_parallelize_loops): Same.
718 (pass_loop_prefetch): Same.
719 (pass_iv_optimize): Same.
721 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
724 * passes.c (init_optimization_passes): Move pass_lim before
725 pass_copy_prop and pass_dce_loop.
727 2010-04-06 Jakub Jelinek <jakub@redhat.com>
730 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
731 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
732 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
733 MULTI_* defines for 4 argument vpermil2p* builtins.
735 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
737 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
738 * config/i386/i386.c (x86_maybe_negate_const_int): New.
739 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
740 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
741 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
742 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
743 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
744 Use x86_maybe_negate_const_int to output insn mnemonic.
745 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
746 check from instruction predicate. Update comments.
747 * config/i386/sync.md (sync_add<mode>): Use
748 x86_maybe_negate_const_int to output insn mnemonic.
750 2010-04-06 Jan Hubicka <jh@suse.cz>
752 PR tree-optimization/42906
753 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
754 IGNORE_SELF argument. Set visited_control_parents for fully
756 (find_obviously_necessary_stmts): Update call of
757 mark_control_dependent_edges_necessary.
758 (propagate_necessity): Likewise. Handle PHI edges more curefully.
760 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md: Remove comment about 'e' and 'E'
765 2010-04-06 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/43627
768 * tree-vrp.c (extract_range_from_unary_expr): Widenings
769 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
772 2010-04-06 Jakub Jelinek <jakub@redhat.com>
774 * BASE-VER: Change to 4.6.0.
777 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
780 2010-04-06 Richard Guenther <rguenther@suse.de>
783 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
785 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
787 * doc/invoke.texi (Optimize Options): Document that LTO
788 won't remove object access purely due to incompatible
791 2010-04-04 Matthias Klose <doko@ubuntu.com>
793 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
796 2010-04-03 Richard Guenther <rguenther@suse.de>
799 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
800 require a non-NULL MEM_OFFSET.
802 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
804 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
805 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
806 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
807 config/alpha/predicates.md, config/arm/arm.md,
808 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
809 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
810 config/darwin9.h, config/darwin.c, config/darwin.h,
811 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
812 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
813 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
814 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
815 config/mips/mips.md, config/mn10300/mn10300.c,
816 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
817 config/rs6000/aix.h, config/rs6000/dfp.md,
818 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
819 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
820 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
821 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
822 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
823 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
824 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
825 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
826 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
827 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
828 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
829 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
830 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
831 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
832 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
833 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
834 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
835 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
836 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
837 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
838 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
839 opt-functions.awk, opth-gen.awk, params.def, passes.c,
840 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
841 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
842 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
843 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
844 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
845 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
846 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
847 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
848 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
849 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
850 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
851 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
852 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
853 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
855 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
858 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
859 * aclocal.m4: Regenerate.
861 2010-04-02 Richard Guenther <rguenther@suse.de>
863 PR tree-optimization/43629
864 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
865 if we have seen a constant value.
867 2010-04-02 Joseph Myers <joseph@codesourcery.com>
869 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
871 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
874 * arm.c (legitimize_tls_address): Adjust call to
875 gen_tls_load_dot_plus_four.
876 (arm_note_pic_base): New function.
877 (arm_cannot_copy_insn_p): Use it.
878 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
881 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
886 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
888 * Makefile.in ($(out_object_file)): Depend on
889 gt-$(basename $(notdir $(out_file))).h.
891 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
893 * config.gcc (lm32-*-rtems*): Add t-lm32.
895 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
897 * config.gcc: Add lm32-*-rtems*.
898 * config/lm32/rtems.h: New file.
900 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
903 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
905 2010-04-01 Jakub Jelinek <jakub@redhat.com>
907 * dwarf2out.c (output_compilation_unit_header): For
908 -gdwarf-4 use version 4 instead of version 3.
909 (output_line_info): For version 4 and above emit additional
910 maximum ops per insn header field.
911 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
913 * dwarf2out.c (is_c_family, is_java): Remove.
914 (lower_bound_default): New function.
915 (add_bound_info, gen_descr_array_type_die): Use it.
917 2010-04-01 Dodji Seketeli <dodji@redhat.com>
920 * dwarf2out.c (gen_variable_die): Allow debug info for variable
921 re-declaration when it happens in a function.
923 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
925 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
926 (cgraph_remove_function_insertion_hook): Same.
927 (cgraph_call_function_insertion_hooks): Same.
929 2010-04-01 Richard Guenther <rguenther@suse.de>
932 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
933 and TREE_THIS_VOLATILE.
934 (copy_ref_info): Likewise.
935 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
936 * tree.c (build6_stat): Ignore side-effects of all but arg5
937 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
940 2010-04-01 Richard Guenther <rguenther@suse.de>
942 PR tree-optimization/43607
943 * ipa-type-escape.c (check_call): Do not access non-existing
946 2010-04-01 Richard Guenther <rguenther@suse.de>
950 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
951 Jack Howarth <howarth@bromo.med.uc.edu>
953 * tree-profile.c (tree_init_ic_make_global_vars): Make static
956 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
958 * doc/install.texi (Prerequisites): Document libelf usability on
959 IRIX 5/6 and Solaris 2.
960 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
961 Update GNU as, GNU ld requirements.
962 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
963 Document Sun Studio compiler download.
964 Update and simplify as, ld recommendations.
965 (Specific, *-*-solaris2.7): Note obsoletion, removal.
967 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
970 with_tune_32 to pentium4.
972 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
976 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
978 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
981 Document GNU as requirement.
982 Update configure requirements.
983 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
984 Recomment IRIX 6.5.18+.
985 Document IDF/IDL requirement.
986 Document GNU as requirement.
987 Document GNU ld bootstrap failure.
988 Remove freeware.sgi.com reference.
990 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
992 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
993 UNIX V4.0, V5.0 obsoletion, removal.
994 Remove --with-gc=simple reference.
995 Update VM requirements during bootstrap.
996 Remove -oldas bootstrap description.
997 Update binutils reference.
998 Remove comparison failure note.
1000 2010-03-31 Richard Guenther <rguenther@suse.de>
1001 Zdenek Dvorak <ook@ucw.cz>
1002 Sebastian Pop <sebastian.pop@amd.com>
1005 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1006 with multiple arguments.
1007 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1009 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1011 * graphite-dependences.c (print_pddr): Call print_pdr with an
1013 * graphite-poly.c (debug_pdr): Add an extra argument for the
1016 (print_pbb_domain): Same.
1018 (print_scop_context): Same.
1020 (print_cloog): Same.
1021 (debug_pbb_domain): Same.
1025 (debug_scop_context): Same.
1027 (debug_cloog): Same.
1028 (print_scop_params): Same.
1029 (debug_scop_params): Same.
1030 (print_iteration_domain): Same.
1031 (print_iteration_domains): Same.
1032 (debug_iteration_domain): Same.
1033 (debug_iteration_domains): Same.
1034 (print_scattering_function): Same.
1035 (print_scattering_functions): Same.
1036 (debug_scattering_function): Same.
1037 (debug_scattering_functions): Same.
1038 * graphite-poly.h (debug_pdr): Update declaration.
1040 (print_pbb_domain): Same.
1042 (print_scop_context): Same.
1044 (print_cloog): Same.
1045 (debug_pbb_domain): Same.
1049 (debug_scop_context): Same.
1051 (debug_cloog): Same.
1052 (print_scop_params): Same.
1053 (debug_scop_params): Same.
1054 (print_iteration_domain): Same.
1055 (print_iteration_domains): Same.
1056 (debug_iteration_domain): Same.
1057 (debug_iteration_domains): Same.
1058 (print_scattering_function): Same.
1059 (print_scattering_functions): Same.
1060 (debug_scattering_function): Same.
1061 (debug_scattering_functions): Same.
1063 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1065 * graphite-poly.c (print_scattering_function_1): New.
1066 (print_scattering_function): Call it.
1067 (print_scop_params): Remove spaces at the end of lines.
1070 * graphite-poly.h (print_cloog): Declared.
1071 (debug_cloog): Declared.
1073 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1075 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1077 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1078 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1079 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1080 to switch between adding the IV bump in loop->latch or in loop->header.
1082 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite-poly.c (print_scattering_function): Pretty print following
1087 (print_pbb_domain): Same.
1088 (dump_gbb_cases): Same.
1089 (dump_gbb_conditions): Same.
1092 (print_scop_params): Same.
1093 (print_scop_context): Same.
1095 (print_pbb_body): New.
1096 (lst_indent_to): New.
1097 (print_lst): Start new lines with a #.
1098 * graphite-poly.h (pbb_bb): New.
1099 (pbb_index): Use pbb_bb.
1100 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1102 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1104 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1106 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1107 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1108 and 0 instead of 1 for dw_val_class_flag.
1109 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1110 dw_val_class_range_list, dw_val_class_loc_list,
1111 dw_val_class_lineptr and dw_val_class_macptr, use
1112 DW_FORM_flag_present for dw_val_class_flag and
1113 DW_FORM_exprloc for dw_val_class_loc.
1114 (output_die): For -gdwarf-4 print dw_val_class_loc
1115 size as uleb128 instead of 1 or 2 bytes and don't print
1116 anything for dw_val_class_flag.
1118 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1119 instead of cselib_lookup following by tweaking locs->setting_insn.
1122 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1123 even before returning from label, setjmp call or volatile asm
1126 2010-03-31 Richard Guenther <rguenther@suse.de>
1129 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1130 temporary data on stack.
1132 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1134 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1135 (PUSHSECTION_ASM_OP): Remove.
1136 (POPSECTION_ASM_OP): Remove.
1137 (PUSHSECTION_FORMAT): Remove.
1138 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1139 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1140 * config/sol2.c (solaris_output_init_fini): Use it.
1142 2010-03-31 Jie Zhang <jie@codesourcery.com>
1145 * opt-functions.awk (var_type_struct): Use signed char type
1146 for simple variables.
1148 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1150 * config/sol2.c: Include output.h.
1151 (solaris_assemble_visibility): New function.
1152 * config/t-sol2 (sol2.o): Add output.h dependency.
1153 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1154 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1157 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1160 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1161 V2SImode or XFmode on PRE_DEC.
1164 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1167 2010-03-31 Jie Zhang <jie@codesourcery.com>
1170 * reload.h (caller_save_initialized_p): Declare.
1171 * toplev.c (backend_init_target): Don't call
1172 init_caller_save but set caller_save_initialized_p to false.
1173 * caller-save.c (caller_save_initialized_p): Define.
1174 (init_caller_save): Check caller_save_initialized_p.
1175 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1177 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1180 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1181 and soft-fp/t-softfp to tmake_file.
1182 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1183 (LIBGCC2_TF_CEXT): Define.
1186 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1189 * cselib.c (n_useless_values): Document handling of debug locs.
1190 (n_useless_debug_values, n_debug_values): New variables.
1191 (new_elt_loc_list): Don't add to debug values, keep count.
1192 (promote_debug_loc): New.
1193 (cselib_reset_table): Zero new variables.
1194 (entry_and_rtx_equal_p): Promote debug locs.
1195 (discard_useless_locs): Increment n_useless_debug_values for
1197 (remove_useless_values): Adjust n_useless_values and n_debug_values
1198 with n_useless_debug_values.
1199 (add_mem_for_addr): Promote debug locs.
1200 (cselib_lookup_mem): Likewise.
1201 (cselib_lookup_addr): Renamed to...
1202 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1203 (cselib_log_lookup): ... this. Turn into...
1204 (cselib_lookup_addr): ... new wrapper.
1205 (cselib_lookup_from_insn): New.
1206 (cselib_invalidate_regno): Increment n_useless_debug_values for
1208 (cselib_invalidate_mem): Likewise.
1209 (cselib_process_insn): Take n_deleted and n_debug_values into
1210 account to guard remove_useless_value call.
1211 (cselib_finish): Zero n_useless_debug_values.
1212 * cselib.h (cselib_lookup_from_insn): Declare.
1213 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1214 (sched_analyze_2): Likewise.
1216 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1218 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1220 (adjust_mems): Replace narrowing SUBREG of expression containing
1221 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1222 with operations in the narrower mode.
1225 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1226 regs_invalidated_by_call instead all call_used_reg_set registers.
1228 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1231 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1232 pointer comparisons with types_compatible_p.
1233 * tree-vect-stmts.c (vectorizable_call): Same.
1234 (vectorizable_condition): Same.
1236 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1238 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1239 stack check if the mask would be zero.
1241 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1242 Jack Howarth <howarth@bromo.med.uc.edu>
1244 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1247 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1250 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1252 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1253 Include ___unordxf2 and ___unordtf2.
1254 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1257 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1259 * config/lm32/t-lm32: New file.
1260 * config.gcc: Use the above file when targetting lm32.
1262 2010-03-28 Duncan Sands <baldrick@free.fr>
1264 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1266 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1269 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1270 Improve vectorization cost model diagnostic.
1272 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1275 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1276 compute_data_dependences_for_loop returns false, early exit
1277 and output an extra diagnostic for the failed data reference
1280 2010-03-29 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/43560
1283 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1284 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1286 2010-03-29 Jie Zhang <jie@codesourcery.com>
1289 * toplev.c (process_options): Set optimization_default_node
1290 and optimization_current_node.
1291 * opts.c (decode_options): Don't set optimization_default_node
1292 and optimization_current_node.
1294 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1296 * config/rtems.h: Abandon -qrtems_debug.
1298 2010-03-28 Jan Hubicka <jh@suse.cz>
1300 PR tree-optimization/43505
1301 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1302 map should not be copied.
1304 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1307 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1308 cdtors, set DECL_PRESERVE_P.
1309 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1312 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1314 PR tree-optimization/43528
1315 * stor-layout.c (place_field): Check that constant fits into
1316 unsigned HWI when skipping calculation of MS bitfield layout.
1318 2010-03-27 Jan Hubicka <jh@suse.cz>
1321 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1322 notice_global_symbol work.
1324 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1326 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1327 instead of dwarf2out_decl.
1328 (struct var_loc_node): Remove section_label field.
1329 (dwarf2out_function_decl): New function.
1330 (dwarf2out_var_location): Don't set section_label field.
1331 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1333 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1335 PR tree-optimization/43544
1336 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1337 First argument for builtin vectorized function hook is now a
1338 tree to be able to distinguish between machine specific and
1340 * targhooks.c (default_builtin_vectorized_function): Ditto.
1341 * targhooks.h (default_builtin_vectorized_function): Ditto.
1342 * target.h (struct gcc_target): Ditto.
1343 * tree-vect-stmts.c (vectorizable_function): Ditto.
1344 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1345 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1348 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1351 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1352 nested binding iff it is a FUNCTION_DECL.
1353 (store_parm_decls_newstyle): Pass nested=true to bind for
1354 FUNCTION_DECLs amongst parameters.
1356 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1358 * var-tracking.c (vt_expand_loc_callback): Don't run
1359 cselib_expand_value_rtx_cb in dummy mode if
1360 cselib_dummy_expand_value_rtx_cb returned false.
1362 * var-tracking.c (emit_note_insn_var_location): For one part
1363 notes with offset 0, don't add EXPR_LIST around the location.
1364 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1365 add_location_or_const_value_attribute): Adjust for that change.
1368 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1369 into first operand and location into second.
1370 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1371 dw_cfi_oprnd_loc for DW_CFA_expression.
1372 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1373 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1374 assume first argument is regnum and second argument is location.
1376 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1379 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1380 of scratch register to DImode. Split to DImode comparison operator.
1381 Use SImode subreg of scratch register in the multiplication.
1382 (*cmp_sadd_sidi): Ditto.
1383 (*cmp_ssub_si): Ditto.
1384 (*cmp_ssub_sidi): Ditto.
1386 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1390 Remove invalid assert and wrong comment.
1392 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1395 * flags.h (final_insns_dump_p): New extern.
1396 * final.c (final_insns_dump_p): New variable.
1397 (rest_of_clean_state): Set it before -fdump-final-insns=
1398 dumping, clear afterwards.
1399 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1400 MEM_ALIAS_SET on MEMs.
1402 2010-03-26 David S. Miller <davem@davemloft.net>
1404 * configure.ac: Fix sparc GOTDATA_OP bug check.
1405 * configure: Rebuild.
1407 2010-03-26 Alan Modra <amodra@gmail.com>
1409 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1411 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1413 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1414 TLS_SECTION_ASM_FLAG.
1416 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1419 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1420 Clear first_function_block_is_cold.
1423 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1424 argument if the argument is truth_value_p.
1426 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1428 * config/rs6000/constraints.md: Update copyright year for my changes.
1431 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1432 used in reg+reg addressing, swap registers.
1434 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1437 * target.h (struct gcc_target): Add code_end hook.
1438 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1440 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1441 * toplev.c (compile_file): Call targetm.asm_out.code_end
1442 hook before unwind info/debug info output.
1443 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1444 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1445 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1446 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1447 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1448 * config/i386/i386.c (ix86_file_end): Renamed to...
1449 (ix86_code_end): ... this. Make static. Don't call
1450 file_end_indicate_exec_stack. Emit unwind info using
1451 final_start_function/final_end_function.
1452 (darwin_x86_file_end): Remove.
1453 (TARGET_ASM_CODE_END): Define.
1454 * config/i386/i386.h (TARGET_ASM_FILE_END,
1455 NEED_INDICATE_EXEC_STACK): Don't define.
1456 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1457 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1458 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1459 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1462 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1463 at the beginning and final_end_function at the end.
1464 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1466 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1468 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1469 and Sun as TLS syntax.
1470 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1471 * configure: Regenerate.
1472 * config.in: Regenerate.
1473 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1474 (default_elf_asm_named_section): Use it.
1475 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1476 (i386_output_dwarf_dtprel): Likewise.
1477 (output_addr_const_extra): Likewise.
1478 (output_pic_addr_const): Lowercase @GOTTPOFF.
1479 (output_addr_const_extra): Likewise.
1480 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1481 (output_addr_const_extra): Likewise.
1482 (output_pic_addr_const): Lowercase @INDNTPOFF.
1483 (output_addr_const_extra): Likewise.
1484 (output_pic_addr_const): Lowercase @NTPOFF.
1485 (output_addr_const_extra): Likewise.
1486 (output_pic_addr_const): Lowercase @TPOFF.
1487 (output_addr_const_extra): Likewise.
1488 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1489 (*tls_global_dynamic_64): Likewise.
1490 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1491 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1493 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1494 (ASM_OUTPUT_TLS_COMMON): Use it.
1495 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1498 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1499 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1500 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1501 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1502 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1503 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1505 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * config/i386/i386.c (override_options): Don't accept
1508 -mtls-dialect=sun any longer.
1509 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1510 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1511 (*tls_local_dynamic_base_32_sun): Likewise.
1512 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1514 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1517 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1518 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1521 * ira.c (adjust_cleared_regs): New function.
1522 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1526 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1528 * expr.c (expand_expr_real): Restore previous
1529 curr_insn_source_location and curr_insn_block after
1530 expand_expr_real_1 call.
1531 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1532 instead of expand_expr_real_1.
1534 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1536 PR rtl-optimization/43413
1537 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1540 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1543 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1544 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1546 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/i386.c (ix86_target_string): Add -mfma.
1549 Fix a typo in comment.
1551 2010-03-22 Mike Stump <mikestump@comcast.net>
1554 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1555 Don't overly align based upon packed packed fields.
1557 2010-03-22 Jason Merrill <jason@redhat.com>
1559 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1560 Use () rather than [], and move before the element type.
1562 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1564 * doc/configfiles.texi (Configuration Files): Removed
1565 fixinc/Makefile*, intl/Makefile.*.
1566 * doc/makefile.texi: Fixed markup. Abstract from version
1567 control system used.
1568 (Makefile): Removed obsolete gcc/java/parse.y example.
1569 * doc/sourcebuild.texi: Likewise.
1570 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1571 libgomp, libssp. Removed fastjar.
1572 (Miscellaneous Docs): Clarify location.
1573 Added COPYING3, COPYING3.LIB.
1574 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1576 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1579 * config/i386/i386.c (x86_function_profiler)
1580 [!NO_PROFILE_COUNTERS]: Fix typo.
1581 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1584 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1585 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1587 * doc/sourcebuild.texi (Test Directives): Split into six
1588 subsections, with most of the current text in new subsections
1589 Directives, Selectors, and Final Actions.
1590 (Directives): Split list of test directives into multiple
1592 (Selectors): Describe use and syntax of selectors.
1593 (Effective-Target Keywords): Describe all existing keywords.
1594 (Add Options): Describe features for dg-add-options.
1595 (Require Support): Describe variants of dg-require-support.
1596 (Final Actions): Describe commands to use in dg-final.
1598 2010-03-22 Michael Matz <matz@suse.de>
1601 * recog.c (validate_replace_rtx_group): Replace also in
1602 REG_EQUAL and REG_EQUIV notes.
1604 2010-03-22 Richard Guenther <rguenther@suse.de>
1606 PR tree-optimization/43390
1607 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1608 sure vector extracts are type correct.
1610 2010-03-22 Richard Guenther <rguenther@suse.de>
1613 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1614 x * sqrt (x) even when optimizing for size if the target
1615 has native support for sqrt.
1617 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1619 * varasm.c (make_decl_rtl_for_debug): Also clear
1620 flag_mudflap for the duration of make_decl_rtl call.
1623 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1624 locs from preserved VALUEs.
1626 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1629 * pa.md (movmemsi): Set align to one if zero.
1630 (movmemdi): Likewise.
1632 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1635 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1636 with their corresponding prologue pushes.
1638 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1641 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1642 at the begining or end.
1643 (spu_expand_epilogue): Likewise.
1645 2010-03-20 Richard Guenther <rguenther@suse.de>
1647 PR rtl-optimization/43438
1648 * combine.c (make_extraction): Properly zero-/sign-extend an
1649 extraction of the low part of a CONST_INT. Also handle
1652 2010-03-19 Mike Stump <mikestump@comcast.net>
1654 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1655 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1656 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1658 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1661 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1664 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1666 PR rtl-optimization/42258
1667 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1668 use that may match DEF.
1671 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1672 the cost of loading the constant rather than assuming
1674 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1675 outer code is AND, do the same tests as the andsi3 expander and
1676 return COSTS_N_INSNS (1) if and is cheap.
1678 * optabs.c (avoid_expensive_constant): Fix formatting.
1680 2010-03-19 Michael Matz <matz@suse.de>
1683 * attribs.c (decl_attributes): When rebuilding a function pointer
1684 type use the same qualifiers as the original pointer type.
1686 2010-03-19 Martin Jambor <mjambor@suse.cz>
1688 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1689 and is_gimple_ip_invariant_address.
1691 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1694 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1696 * config/arm/arm.c (arm_override_options): Turn off
1697 flag_dwarf2_cfi_asm for AAPCS variants.
1699 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1702 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1703 Use PRE_MODIFY instead of PRE_DEC.
1704 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1705 (vfp_emit_fstmd): Likewise.
1707 2010-03-19 Michael Matz <matz@suse.de>
1710 * builtins.c (expand_builtin_interclass_mathfn,
1711 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1714 2010-03-19 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/43415
1717 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1718 (phi_translate_1): ... this.
1719 (phi_translate): Move all caching here. Cache all NARY
1720 and REFERENCE translations.
1722 2010-03-19 David S. Miller <davem@davemloft.net>
1724 With help from Eric Botcazou.
1725 * config/sparc/sparc.c: Include dwarf2out.h.
1726 (emit_pic_helper): Delete.
1727 (pic_helper_symbol_name): Delete.
1728 (pic_helper_emitted_p): Delete.
1729 (pic_helper_needed): New.
1730 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1731 (get_pc_thunk_name): New.
1732 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1733 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1734 Set pic_helper_needed to true. Don't call emit_pic_helper.
1735 (sparc_expand_prologue): Update load_pic_register call.
1736 (sparc_output_mi_thunk): Likewise.
1737 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1738 thunk if possible. Output CFI information as needed.
1740 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1741 Jack Howarth <howarth@bromo.med.uc.edu>
1744 * config/i386/i386.h: Fix ABI on darwin x86-32.
1746 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1748 * tree.h: Declare make_decl_rtl_for_debug.
1749 * varasm.c (make_decl_rtl_for_debug): New.
1750 * dwarf2out.c (rtl_for_decl_location): Call it.
1751 * cfgexpand.c (expand_debug_expr): Call it.
1753 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1756 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1760 * var-tracking.c (vt_init_cfa_base): Do nothing if
1761 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1763 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1766 * var-tracking.c (canonicalize_vars_star): New.
1767 (dataflow_post_merge_adjust): Use it.
1769 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1772 * var-tracking.c (non_suitable_const): New function.
1773 (add_uses): For DEBUG_INSNs with constants, don't record any
1774 value, instead just the constant value itself.
1775 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1776 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1777 (emit_notes_in_bb): Likewise.
1778 (emit_note_insn_var_location): For onepart variables if
1779 cur_loc is a VOIDmode constant, use DECL_MODE.
1781 2010-03-18 Martin Jambor <mjambor@suse.cz>
1784 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1785 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1786 all non-clones. Moved call redirection...
1787 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1788 (cgraph_materialize_all_clones): Dispose of all
1789 combined_args_to_skip bitmaps.
1790 (verify_cgraph_node): Do not check for edges pointing to wrong
1791 nodes in inline clones.
1792 * tree-inline.c (copy_bb): Call
1793 cgraph_redirect_edge_call_stmt_to_callee.
1794 * ipa.c (cgraph_remove_unreachable_nodes): Call
1795 cgraph_node_remove_callees even when there are used clones.
1797 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1799 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1801 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1804 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1807 2010-03-18 Michael Matz <matz@suse.de>
1810 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1811 into sqrt(x) if we need to preserve signed zeros.
1813 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1814 Eric Botcazou <ebotcazou@adacore.com>
1816 PR rtl-optimization/43360
1817 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1818 note if we don't know its invariant status.
1820 2010-03-18 Michael Matz <matz@suse.de>
1822 PR tree-optimization/43402
1823 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1824 PHI chains of ssa names registered for update.
1826 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1829 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1830 non-offsettable and pre_modify update addressing.
1831 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1832 and "2" alternatives "#".
1833 (*movdd_softfloat32): Make all alternatives "#";
1834 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1835 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1836 (*movdf_softfloat32): Make all alternatives "#";
1837 (movdi): Use the new DIFD mode iterator to create a common splitter
1838 for movdi, movdf and movdd patterns.
1840 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1842 * common.opt (dumpdir): Remove redundant tab.
1844 2010-03-17 Martin Jambor <mjambor@suse.cz>
1846 PR tree-optimization/43347
1847 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1848 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1850 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1852 PR rtl-optimization/42216
1853 * regrename.c (create_new_chain): New function, broken out from...
1854 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1855 appending a use to an empty chain.
1856 (build_def_use): Remove previous changes that convert OP_INOUT to
1857 OP_OUT operands; instead detect the case where an OP_INOUT operand
1858 uses a previously untracked register and create an empty chain for it.
1860 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1862 * doc/extend.texi (Function Attributes): Rewrite unfinished
1863 sentence in ms_abi documentation.
1865 2010-03-17 Alan Modra <amodra@gmail.com>
1867 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1868 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1869 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1870 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1872 2010-03-16 Richard Henderson <rth@redhat.com>
1875 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1876 (lower_try_finally): Save and restore eh_seq around the expansion
1879 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1881 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1882 statements before splitting block.
1884 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1886 * doc/sourcebuild.texi (Testsuites): Fix markup.
1887 Use pathnames relative to gcc/testsuite.
1888 (Test Directives): Move description of how timeout is determined.
1889 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1890 (C Tests): Correct gcc.misc-tests directory.
1891 Framework tests now live in gcc.test-framework.
1893 2010-03-16 Richard Guenther <rguenther@suse.de>
1896 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1897 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1899 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1900 Alexandre Oliva <aoliva@redhat.com>
1902 PR tree-optimization/42917
1903 * lambda-code.c (remove_iv): Skip debug statements.
1904 (lambda_loopnest_to_gcc_loopnest): Likewise.
1905 (not_interesting_stmt): Debug statements are not interesting.
1907 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1911 * cselib.c (cselib_preserve_constants,
1912 cfa_base_preserved_val): New static variables.
1913 (preserve_only_constants): New function.
1914 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1915 clear its REG_VALUES. If cselib_preserve_constants, don't
1916 empty the whole hash table, but preserve there VALUEs with constants,
1917 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1918 (cselib_preserve_cfa_base_value): New function.
1919 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1920 (cselib_init): Change argument to int bitfield. Set
1921 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1923 (cselib_finish): Clear cselib_preserve_constants and
1924 cfa_base_preserved_val.
1925 * cselib.h (enum cselib_record_what): New enum.
1926 (cselib_init): Change argument to int.
1927 (cselib_preserve_cfa_base_value): New prototype.
1928 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1929 * dse.c (dse_step1): Likewise.
1930 * cfgcleanup.c (thread_jump): Likewise.
1931 * sched-deps.c (sched_analyze): Likewise.
1932 * gcse.c (local_cprop_pass): Likewise.
1933 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1934 If FN is non-NULL, call the callback always and whenever it returns
1935 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1936 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1937 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1938 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1939 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1940 * var-tracking.c: Include recog.h.
1941 (bb_stack_adjust_offset): Remove.
1942 (vt_stack_adjustments): Don't call it, instead just gather the
1943 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1944 (adjust_stack_reference): Remove.
1945 (compute_cfa_pointer): New function.
1946 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1947 (struct adjust_mem_data): New type.
1948 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1950 (get_address_mode): New function.
1951 (replace_expr_with_values): Use it.
1952 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1953 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1954 (adjust_sets): Remove.
1955 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1956 Use get_address_mode.
1957 (get_adjusted_src): Remove.
1958 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1959 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1960 (add_with_sets): Don't call adjust_sets.
1961 (fp_setter, vt_init_cfa_base): New functions.
1962 (vt_initialize): Change return type to bool. Move most of pool etc.
1963 initialization to the beginning of the function from end. Pass
1964 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1965 If !frame_pointer_needed, call vt_stack_adjustment before mos
1966 vector is filled, call vt_init_cfa_base if argp/framep has been
1967 eliminated to sp. If frame_pointer_needed and argp/framep has
1968 been eliminated to hard frame pointer, set
1969 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1970 encountering fp setter in the prologue. For MO_ADJUST, call
1971 log_op_type before pusing the op into mos vector, not afterwards.
1972 Call adjust_insn before cselib_process_insn/add_with_sets,
1973 call cancel_changes (0) afterwards.
1974 (variable_tracking_main_1): Adjust for vt_initialize calling
1975 vt_stack_adjustments and returning whether it succeeded or not.
1977 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1979 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1982 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1984 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1986 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1987 drap_reg has not been set.
1989 2010-03-15 Michael Matz <matz@suse.de>
1992 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1993 use it to expand block copies.
1994 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1995 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1996 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1998 2010-03-15 Richard Guenther <rguenther@suse.de>
2000 PR tree-optimization/43367
2001 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2004 2010-03-15 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/43317
2007 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2009 2010-03-15 Martin Jambor <mjambor@suse.cz>
2011 PR tree-optimization/43141
2012 * tree-sra.c (create_abstract_origin): New function.
2013 (modify_function): Call create_abstract_origin.
2015 2010-03-15 Chris Demetriou <cgd@google.com>
2017 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2020 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2023 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2024 call insert_out_of_ssa_copy for default definitions.
2026 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2028 * graphite-clast-to-gimple.c (my_long_long): Defined.
2029 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2030 * graphite-sese-to-poly.c (my_long_long): Defined.
2031 (scop_ivs_can_be_represented): Use it.
2033 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2035 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2036 graphite-max-bbs-per-function, and loop-block-tile-size.
2037 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2039 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2041 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2043 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2044 forward declaration.
2045 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2046 (add_upper_bounds_from_estimated_nit): New.
2047 (build_loop_iteration_domains): Use it.
2049 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2051 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2053 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2056 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2057 should be an INTEGER_CST. Also handle CASE_CONVERT.
2059 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2061 * graphite.c (graphite_initialize): To bound the number of bbs per
2062 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2063 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2064 * doc/invoke.texi: Document it.
2066 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2068 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2069 * graphite-sese-to-poly.h (build_poly_scop): Same.
2071 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2073 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2074 the number of parameters in the scop. Use as an upper bound
2075 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2076 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2077 * doc/invoke.texi: Document it.
2079 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2081 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2082 * doc/c-tree.texi: Remove.
2083 * doc/generic.texi: Merge c-tree.texi here.
2084 * doc/gccint.texi (Trees): Remove menu entry.
2085 (c-tree.texi): Remove @include.
2086 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2087 * doc/languages.texi (Reading RTL): Ditto.
2089 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2092 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2094 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2097 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2098 code added to work around reload clobbering CONST insns.
2100 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2102 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2103 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2104 (cselib_preserve_only_values): Remove retain argument, don't
2105 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2106 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2107 * var-tracking.c (micro_operation): Move insn field before union.
2108 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2109 (struct variable_tracking_info_def): Remove n_mos field, change
2110 mos into a vector of micro_operations.
2111 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2112 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2113 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2114 changing into a vector.
2115 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2116 come before all other uops generated by add_stores.
2117 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2119 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2120 a vector. Run just one pass over the bbs instead of separate counting
2121 and computation phase.
2122 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2125 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2126 into *nonlocalized_list vector.
2127 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2128 even if origin is non-NULL.
2129 (gen_variable_die): Likewise.
2130 (process_scope_var): Don't change origin.
2131 (gen_decl_die): Likewise.
2132 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2133 before adding new edges instead of after it, fix moving over
2136 2010-03-11 David S. Miller <davem@davemloft.net>
2138 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2140 * configure: Rebuild.
2142 2010-03-11 Martin Jambor <mjambor@suse.cz>
2144 PR tree-optimization/43257
2145 * tree.c (assign_assembler_name_if_neeeded): New function.
2146 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2148 * tree.h (assign_assembler_name_if_neeeded): Declare.
2149 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2150 the function if needed.
2152 2010-03-11 Chris Demetriou <cgd@google.com>
2154 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2155 include/stdint-gcc.h, and include/stdint.h world-readable.
2157 2010-03-11 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/43255
2160 * tree-vrp.c (process_assert_insertions_for): Do not insert
2161 asserts for trivial conditions.
2163 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2165 PR tree-optimization/43280
2166 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2167 generation. Move calculation of size out of the if branch.
2168 (find_bswap): Modify compare number generation.
2170 2010-03-11 Richard Guenther <rguenther@suse.de>
2173 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2174 (input_gimple_stmt): Fixup handled component types during
2175 operand read. Also fix up decls in ADDR_EXPRs.
2177 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2179 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2180 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2182 2010-03-10 Jan Hubicka <jh@suse.cz>
2185 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2186 * varasm.c (get_variable_section): Don't do that here...
2187 (make_decl_rtl): ... and here.
2188 (do_assemble_alias): Produce decl RTL.
2189 (assemble_alias): Likewise.
2191 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2194 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2195 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2197 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2198 (based_loc_descr): Only express drap or vdrap regno based expressions
2199 using DW_OP_fbreg when not optimizing.
2200 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2201 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2202 REG_CFA_SET_VDRAP note.
2204 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2206 PR tree-optimization/43236
2207 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2208 error in calculation of base address in reverse iteration case.
2209 (generate_builtin): Take number of latch executions if the statement
2212 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2215 * tree-eh.c: Include pointer-set.h.
2216 (lower_eh_dispatch): Filter out duplicate case labels and
2217 remove the unneeded edge when the label is unused. Return
2218 true when some edges are removed.
2219 (execute_lower_eh_dispatch): When any lowering resulted in
2220 removing an edge, also delete unreachable blocks.
2222 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2225 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2226 UNSPEC_MACHOPIC_OFFSET.
2228 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2231 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2232 (m68k_delegitimize_address): New function.
2234 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2237 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2240 * var-tracking.c (adjust_sets): New function.
2241 (count_with_sets, add_with_sets): Use it.
2242 (get_adjusted_src): New inline function.
2243 (add_stores): Use it.
2246 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2247 call cselib_dummy_expand_value_rtx_cb instead of
2248 cselib_expand_value_rtx_cb.
2251 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2252 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2253 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2254 and .cfi_endproc around the pic thunks.
2255 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2256 all queued unwind info register saves are saved before the call.
2257 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2258 considered as sp-=4 for unwind info and the pop as sp+=4 which
2259 also clobbers dest, but doesn't actually restore it.
2262 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2263 RTX_FRAME_RELATED_P.
2265 2010-03-09 Jie Zhang <jie@codesourcery.com>
2267 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2268 whitespaces in output template.
2270 2010-03-09 Jie Zhang <jie@codesourcery.com>
2272 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2275 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2277 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2278 builtins.exp in a separate job.
2280 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2282 * graphite-sese-to-poly.c (add_param_constraints): Use
2283 lower_bound_in_type and upper_bound_in_type.
2285 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2287 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2288 instead of unsigned_type_node.
2290 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2291 Reza Yazdani <reza.yazdani@amd.com>
2294 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2295 on pointer type parameters.
2297 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2301 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2302 handle conversions from pointer to integers.
2303 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2304 induction variable, to be able to work with code generated by CLooG.
2305 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2306 (build_poly_scop): Bail out if we cannot codegen a loop.
2308 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2310 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2311 code generation with gloog_error.
2313 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2315 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2316 Call fold_convert on all the returned values.
2317 (expand_scalar_variables_expr): Pass to
2318 expand_scalar_variables_ssa_name the type of the resulting expression.
2320 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2322 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2323 ppl_min_for_le_pointset.
2324 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2325 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2327 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2329 * graphite-dependences.c (map_into_dep_poly): Removed.
2330 (dependence_polyhedron_1): Use combine_context_id_scat.
2332 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2334 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2335 (struct poly_bb): Same.
2336 (combine_context_id_scat): New.
2338 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2341 * sese.c (name_defined_in_loop_p): Return false for default
2344 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2346 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2347 and clean up the logic.
2349 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2351 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2354 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2356 * var-tracking.c (remove_cselib_value_chains): Define only for
2358 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2359 delete_slot_part, emit_notes_for_differences_1): Don't call
2360 remove_cselib_value_chains here.
2361 (set_slot_part, emit_notes_for_differences_2): Don't call
2362 add_cselib_value_chains here.
2363 (preserved_values): New vector.
2364 (preserve_value): New function.
2365 (add_uses, add_stores, vt_add_function_parameters): Use it
2366 instead of cselib_preserve_value.
2367 (changed_values_stack): New vector.
2368 (check_changed_vars_0): New function.
2369 (check_changed_vars_1, check_changed_vars_2): Use it.
2370 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2371 changed_values_stack VALUEs.
2372 (vt_emit_notes): For all preserved_values call
2373 add_cselib_value_chains. If ENABLE_CHECKING call
2374 remove_cselib_value_chains before verifying value_chains is empty.
2375 Initialize and free changed_values_stack.
2376 (vt_initialize): Initialize preserved_values.
2377 (vt_finalize): Free preserved_values.
2379 2010-03-08 Richard Guenther <rguenther@suse.de>
2381 PR tree-optimization/43269
2382 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2385 2010-03-08 Martin Jambor <mjambor@suse.cz>
2387 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2388 (ipa_is_param_called): Removed.
2389 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2390 (ipa_print_node_params): Do not print the called flag.
2391 (ipa_write_node_info): Do not stream the called flag.
2392 (ipa_read_node_info): Likewise.
2394 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2397 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2398 * cselib.c (struct expand_value_data): Add dummy field.
2399 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2401 (cselib_dummy_expand_value_rtx_cb): New function.
2402 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2404 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2405 * var-tracking.c: Include pointer-set.h.
2406 (variable): Change n_var_parts to char from int. Add
2407 cur_loc_changed and in_changed_variables fields.
2408 (variable_canonicalize): Remove.
2409 (shared_var_p): New inline function.
2410 (unshare_variable): Maintain cur_loc_changed and
2411 in_changed_variables fields. If var was in changed_variables,
2412 replace it there with new_var. Just copy cur_loc instead of
2413 resetting it to something else.
2414 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2415 (dataflow_set_union): Don't call variable_canonicalize.
2416 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2417 of their DEBUG_EXPR_TREE_DECLs.
2418 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2419 and in_changed_variables and cur_loc_changed is false.
2420 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2421 and cur_loc_changed. Don't update cur_loc here.
2422 (variable_merge_over_src): Don't call variable_canonicalize.
2423 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2424 removing loc that is equal to cur_loc, clear cur_loc,
2425 set cur_loc_changed and ensure variable_was_changed is called.
2426 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2427 compare pointers in cur_loc check, if it is equal to loc,
2428 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2429 (variable_different_p): Remove compare_current_location argument,
2430 don't compare cur_loc.
2431 (dataflow_set_different_1): Adjust variable_different_p caller.
2432 (variable_was_changed): If dv had some var in changed_variables
2433 already, reset in_changed_variables flag for it and propagate
2434 cur_loc_changed over to the new variable. On empty var
2435 always set cur_loc_changed. Set in_changed_variables on whatever
2436 var is added to changed_variables.
2437 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2438 Use shared_var_p. When removing loc that is equal to cur_loc,
2439 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2440 end, don't set it to something else, just call variable_was_changed.
2441 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2442 loc being removed, clear cur_loc and set cur_loc_changed.
2443 Set cur_loc_changed if all locations have been removed.
2444 (struct expand_loc_callback_data): New type.
2445 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2446 allocated. Always create SUBREGs if simplify_subreg failed.
2447 Prefer to use cur_loc, when that fails and still in
2448 changed_variables (and seen first time) recompute it. Set
2449 cur_loc_changed of variables which had to change cur_loc and
2450 compute elcd->cur_loc_changed if any of the subexpressions used
2451 had to change cur_loc.
2452 (vt_expand_loc): Adjust to pass arguments in
2453 expand_loc_callback_data structure.
2454 (vt_expand_loc_dummy): New function.
2455 (emitted_notes): New variable.
2456 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2457 that weren't used for any other decl in current
2458 emit_notes_for_changes call call vt_expand_loc_dummy to update
2459 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2460 first loc_chain location if NULL before. Always use just
2461 cur_loc instead of first loc_chain location. When cur_loc_changed
2462 is false, when not --enable-checking=rtl just don't emit any note.
2463 When rtl checking, compute the note and assert it is the same
2464 as previous note. Clear cur_loc_changed and in_changed_variables
2465 at the end before removing from changed_variables.
2466 (check_changed_vars_3): New function.
2467 (emit_notes_for_changes): Traverse changed_vars to call
2468 check_changed_vars_3 on each changed var.
2469 (emit_notes_for_differences_1): Clear cur_loc_changed and
2470 in_changed_variables. Recompute cur_loc of new_var.
2471 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2472 (vt_emit_notes): Initialize and destroy emitted_notes.
2474 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2476 PR rtl-optimization/42220
2477 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2478 Use verify_reg_tracked to determine if we should use OP_OUT rather
2480 (build_def_use): If we see an in-out operand for a register that we
2481 know nothing about, treat is an output if possible, fail the block if
2484 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2487 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2490 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2493 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2494 uses of relevant DEFs that are dead outside the loop too.
2496 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2498 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2500 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2502 * var-tracking.c (values_to_unmark): New variable.
2503 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2504 values_to_unmark vector. Moved body to...
2505 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2506 instead queue it into values_to_unmark vector.
2507 (vt_find_locations): Free values_to_unmark vector.
2509 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2511 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2512 (site.exp): Export them when plugins are enabled.
2514 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2517 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2519 (chrec_fold_multiply): Same.
2521 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2524 * c-decl.c (build_compound_literal): Return early if init is
2527 2010-03-04 Martin Jambor <mjambor@suse.cz>
2529 PR tree-optimization/43164
2530 PR tree-optimization/43191
2531 * tree-sra.c (type_consists_of_records_p): Reject records with
2532 zero-size bit-fields at the end.
2534 2010-03-04 Mike Stump <mikestump@comcast.net>
2536 * Makefile.in (TAGS): Remove *.y.
2538 2010-03-04 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/40761
2541 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2543 (my_rev_post_order_compute): New function.
2544 (init_pre): Call it.
2546 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2549 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2550 decrease the cost of an IV candidate when the cost is infinite.
2552 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2554 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2555 Use '3DNow!' for the extension of that name, ensure normal space
2557 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2559 2010-03-03 Jeff Law <law@redhat.com>
2561 * PR middle-end/32693
2562 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2563 than gen_rtx_SUBREG.
2564 (extract_bit_field_1): Likewise.
2566 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2568 * doc/sourcebuild.texi (Test directives): Document that arguments
2569 include-opts and exclude-opts are now optional for dg-skip-if,
2570 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2572 2010-03-03 Jason Merrill <jason@redhat.com>
2575 * cgraph.h (varpool_node): Add extra_name field.
2576 * varpool.c (varpool_extra_name_alias): New.
2577 (varpool_assemble_decl): Emit extra name aliases.
2578 (varpool_mark_needed_node): Look past an extra name alias.
2579 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2580 * lto-streamer-in.c (lto_input_tree): Read it.
2581 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2583 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2585 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2586 (sparc*-*-solaris2*): ...this.
2588 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2591 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2592 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2593 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2594 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2597 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2598 fallthrough to default handling, just with want_address 0 instead of 2.
2599 For single element lists, add_AT_loc directly, otherwise create an
2600 artificial variable DIE and stick location list to it.
2603 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2604 (VAL_EXPR_HAS_REVERSE): Define.
2605 (reverse_op): New function.
2606 (add_stores): For reversible operations add an extra MO_VAL_USE.
2608 2010-03-02 Jason Merrill <jason@redhat.com>
2610 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2612 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2614 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2615 (sparc64-*-linux*): Likewise.
2616 (sparc64-*-solaris2*): Include assembler files before linker ones.
2617 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2618 * config/sparc/gas.h: Delete.
2619 * config/sparc/sol2-64.h: Add copyright notice.
2620 * config/sparc/sol2-gas-bi.h: Likewise.
2621 * config/sparc/sol2-gld.h: Likewise.
2622 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2623 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2624 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2625 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2626 (sparc_elf_asm_named_section): Rename into...
2627 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2629 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2631 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2633 2010-03-02 Jeff Law <law@redhat.com>
2636 * reload1.c (rtx_p, substitute_stack): Declare.
2637 (substitute): Record addresses of changed rtxs.
2638 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2639 Restore the original rtx when complete.
2640 (reload): Free subsitute_stack when complete.
2642 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2644 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2645 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2647 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2648 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2649 Torture Tests): Change from subsection to section.
2651 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2652 Steven Bosscher <steven@gcc.gnu.org>
2654 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2657 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2660 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2661 the assignment from the new induction variable to the assignment
2662 of the value from the original loop PHI function.
2664 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2665 Daniel Jacobowitz <dan@codesourcery.com>
2667 * doc/sourcebuild.texi (Test directives): Clarify options to
2670 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2672 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2673 Disable cfi directives unless GCC and gas agree on using read-only
2674 .eh_frame sections for 64-bit.
2675 * configure: Regenerate.
2677 2010-03-01 Richard Guenther <rguenther@suse.de>
2679 PR tree-optimization/43220
2680 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2681 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2683 2010-03-01 Richard Guenther <rguenther@suse.de>
2684 Martin Jambor <mjambor@suse.cz>
2687 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2688 gimplified parameters.
2690 2010-03-01 Christian Bruel <christian.bruel@st.com>
2692 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2694 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2696 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2698 2010-03-01 Richard Guenther <rguenther@suse.de>
2701 * expr.c (expand_assignment): Use the alias-oracle to tell
2702 if the rhs aliases the result decl.
2704 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2707 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2708 to sol_gt_pch_get_address.
2709 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2710 64-bit, SPARC and x86.
2711 (sol_gt_pch_get_address): New function.
2713 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2715 * toplev.h (inform_n, error_n): Declare.
2716 * diagnostic.c (inform_n, error_n): New function.
2718 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2720 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2721 has no rtl yet when processing local_decls, queue it and recheck
2722 if deferred stack allocation hasn't assigned it rtl.
2724 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2726 * config/sh/sh.c (unspec_bbr_uid): New.
2727 (gen_block_redirect): Use it instead of INSN_UID.
2728 (gen_far_branch): Likewise.
2730 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2732 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2733 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2735 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2737 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2738 (Warning Options): -Wno-conversion-null is valid for
2739 Objective-C++ as well.
2740 * doc/tm.texi (Named Address Spaces): Likewise.
2741 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2742 * doc/tree-ssa.texi (Tree SSA): Likewise.
2744 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2747 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2748 by default. Don't set the default arch for
2749 i[34567]86-*-darwin*|x86_64-*-darwin*.
2751 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2754 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2755 default. Set the default 32bit/64bit archs with $with_arch
2756 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2758 2010-02-27 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/43186
2761 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2762 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2763 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2764 unroller iterations.
2766 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2768 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2769 required and i[34567]86-*-* targets don't support 64bit ISA.
2771 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2774 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2777 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2779 * config.gcc: Set the default arch at least to Prescott for
2780 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2781 if SSE math is enabled.
2783 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2785 * diagnostic.c (diagnostic_initialize): Update.
2786 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2788 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2789 (diagnostic_inhibit_notes): New.
2790 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2792 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2795 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2796 * doc/standards.texi: Likewise.
2797 * doc/extend.texi: Likewise.
2798 * doc/trouble.texi: Likewise.
2799 * doc/cppopts.texi: Likewise.
2800 * doc/install.texi: Likewise.
2801 * c.opt (std=c90,std=gnu90): New options.
2802 * c-opts.c (c_common_handle_option): Handle them.
2804 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2807 * c-decl.c (undeclared_variable): Use an informative note.
2809 2010-02-26 Richard Guenther <rguenther@suse.de>
2811 PR tree-optimization/43186
2812 * gimple.h (gimple_fold): Remove.
2813 * gimple.c (gimple_fold): Remove. Inline into single user ...
2814 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2815 Try harder for conditions.
2817 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2820 * function.c (used_types_insert): Don't skip through named pointer
2821 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2822 and it is different from the main variant's type.
2824 2010-02-26 Nick Clifton <nickc@redhat.com>
2826 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2828 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2830 * config.gcc: Support --with-fpmath=sse for x86.
2832 * config/i386/ssemath.h: New.
2834 * doc/install.texi (--with-fpmath=sse): Documented.
2836 2010-02-26 Richard Guenther <rguenther@suse.de>
2838 PR tree-optimization/43188
2839 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2840 vector types of over-aligned element type.
2842 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2845 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2846 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2848 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2850 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2852 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2854 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2855 * var-tracking.c: Include diagnostic.h.
2856 (debug_dv): New function.
2857 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2860 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2861 (add_value_chain, add_value_chains, remove_value_chain,
2862 remove_value_chains): Handle DEBUG_EXPRs.
2863 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2866 * regcprop.c (struct queued_debug_insn_change): New type.
2867 (struct value_data_entry): Add debug_insn_changes field.
2868 (struct value_data): Add n_debug_insn_changes field.
2869 (debug_insn_changes_pool): New variable.
2870 (free_debug_insn_changes, apply_debug_insn_changes,
2871 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2872 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2873 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2875 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2877 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2878 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2879 changes, call cprop_find_used_regs via note_stores.
2880 (copyprop_hardreg_forward): When copying vd from predecessor
2881 which has any queued DEBUG_INSN changes, make sure the pointers are
2882 cleared. At the end call df_analyze and then if there are any
2883 DEBUG_INSN changes queued at the end of some basic block for still
2884 live registers, apply them.
2885 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2887 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2889 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2892 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2894 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2895 targets. Set the default with_cpu/with_arch from arch/cpu.
2896 Allow x86-64 and native for with_cpu/with_arch.
2898 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2900 * ebitmap.c: Change calls to verify_popcount with calls to
2901 sbitmap_verify_popcount.
2902 (ebitmap_clear_bit): Fixed map->cacheindex test and
2903 map>cache update when bit clearing results in an empty
2906 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2909 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2910 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2911 and support both V2DF and V2DI modes.
2912 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2913 support both V2DF and V2DI modes.
2914 (general): Delete trailing whitespace from a few patterns.
2916 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2917 V2DF/V2DI interleave high/low builtins.
2919 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2922 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2923 interleave high/low functions.
2925 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2927 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2928 #pragma extern_prefix.
2930 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2933 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2934 BLKmode, assert op0 is a MEM and just adjust its mode.
2937 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2938 if bitpos isn't multiple of mode's bitsize.
2940 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2942 * c.opt (-ftemplate-depth=): New.
2943 (-ftemplate-depth-): Deprecate.
2944 * optc-gen.awk: Handle -ftemplate-depth=.
2945 * opth-gen.awk: Likewise.
2946 * c-opts.c (c_common_handle_option): Likewise.
2947 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2949 2010-02-24 Jason Merrill <jason@redhat.com>
2951 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2953 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2955 * cfg.c (alloc_aux_for_block): Remove inline.
2956 (alloc_aux_for_edge): Likewise.
2958 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2960 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2962 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2964 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2965 * config/i386/sol2-gas.h: New file.
2966 * config.gcc (i[34567]86-*-solaris2*): Use it.
2968 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2971 * c-typeck.c (ep_convert_and_check): New.
2972 (build_conditional_expr): Use it.
2973 (build_binary_op): Likewise.
2975 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2977 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2980 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2981 bounds even for -O+.
2982 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2983 expr needs to have DECL_NAME set.
2985 2010-02-24 Nick Clifton <nickc@redhat.com>
2987 * config/mep/mep.c: Include gimple.h.
2988 (mep_function_uses_sp): Delete unused function.
2989 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2990 parameters. Use unsigned integers to count args. Return a
2991 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2993 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2996 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2997 greater or equal to nelt instead of 2 * nelt.
2998 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3001 2010-02-23 Jason Merrill <jason@redhat.com>
3004 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3005 in cfun->local_decls even if they have register types.
3008 * stor-layout.c (place_field): Don't warn about unnecessary
3009 DECL_PACKED if the type is packed.
3011 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3014 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3015 GOTOFF relocs, even when the base reg isn't pic pointer.
3017 2010-02-23 Michael Matz <matz@suse.de>
3020 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3021 (expand_gimple_basic_block): Generate and use debug temps if there
3022 are debug uses left after the last real use of TERed ssa names.
3023 Unlink debug immediate uses when they are expanded.
3025 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3028 * config/i386/i386.c (override_options): Reorganise to provide
3029 better error messages.
3031 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3034 * graphite-scop-detection.c (create_single_exit_edge): Move
3035 the call to find_single_exit_edge to....
3036 (create_sese_edges): ...here. Don't handle multiple edges
3037 exiting the function.
3038 (build_graphite_scops): Don't handle multiple edges
3039 exiting the function.
3041 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3044 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3045 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3047 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3050 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3052 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3055 * c-typeck.c (convert_arguments): Print declaration location.
3056 * c-common.c (validate_nargs): Rename as
3057 builtin_function_validate_nargs.
3058 (check_builtin_function_arguments): Update.
3060 2010-02-22 Richard Guenther <rguenther@suse.de>
3063 * tree-inline.c (declare_return_variable): Use the type of
3064 the call stmt lhs if available.
3066 2010-02-22 Duncan Sands <baldrick@free.fr>
3068 * passes.c (register_pass): Always consider all pass lists when
3069 ref_pass_instance_number is zero.
3071 2010-02-22 Richard Guenther <rguenther@suse.de>
3073 PR tree-optimization/42749
3074 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3075 parameter. Do arithmetic in the original type.
3076 (update_accumulator_with_ops): Likewise.
3077 (adjust_accumulator_values): Adjust.
3079 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3081 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3082 (QI to BLKmode splitter): New splitter.
3084 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3086 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3087 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3089 2010-02-22 Richard Guenther <rguenther@suse.de>
3091 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3093 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3095 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3096 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3097 ($(T)crti.o, $(T)crtn.o): Remove rules.
3099 2010-02-21 Tobias Burnus <burnus@net-b.de>
3102 * doc/invoke.texi (-fassociative-math): Document that this
3103 option is automatically enabled for Fortran.
3105 2010-02-20 David S. Miller <davem@davemloft.net>
3107 * configure.ac: Test if linker and assembler properly support
3108 GOTDATA_OP relocations.
3109 * configure: Rebuild.
3110 * config.in: Likewise.
3111 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3112 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3113 (movsi_high_pic): Likewise.
3114 (movdi_lo_sum_pic): Likewise.
3115 (movdi_high_pic): Likewise.
3116 (movsi_pic_gotdata_op): New pattern.
3117 (movdi_pic_gotdata_op): Likewise.
3118 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3119 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3121 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3124 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3125 attribute to ssemul.
3126 (xop_mulv2div2di3_high): Ditto.
3128 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3131 * c.opt (Wconversion-null): New option.
3132 * doc/invoke.texi (Wconversion-null): Document.
3134 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3136 * common.opt (Wlarger-than-): Add Undocumented.
3138 2010-02-19 Mike Stump <mikestump@comcast.net>
3140 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3142 2010-02-19 Jason Merrill <jason@redhat.com>
3145 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3146 * configure: Likewise.
3148 2010-02-20 Alan Modra <amodra@gmail.com>
3151 * cgraph.h (cgraph_make_decl_local): Declare.
3152 * cgraph.c (cgraph_make_decl_local): New function.
3153 (cgraph_make_node_local): Use it.
3154 * cgraphunit.c (cgraph_function_versioning): Likewise.
3155 * ipa.c (function_and_variable_visibility): Likewise.
3157 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3160 * except.c (sjlj_emit_function_enter): Don't call
3161 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3163 * rtl.h (add_reg_br_prob_note): Remove prototype.
3165 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3168 * c-common.c (conversion_warning): Remove widening conversions
3169 before checking the conversion of integers to reals.
3171 2010-02-19 Mike Stump <mikestump@comcast.net>
3174 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3177 * cgraphunit.c (process_function_and_variable_attributes): Check
3178 DECL_PRESERVE_P instead of looking up attribute "used".
3179 * ipa-pure-const.c (check_decl): Likewise.
3180 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3181 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3182 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3183 instead of attribute "used".
3184 * config/sol2-c.c (solaris_pragma_init): Likewise.
3185 (solaris_pragma_fini): Likewise.
3187 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3189 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3190 Use XCNEW instead of xcalloc.
3191 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3192 XNEW instead of xmalloc.
3193 (get_fields): Use XNEWVEC instead of xmalloc.
3196 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3197 populate vars array.
3198 (create_new_general_access): For debug stmts just reset value.
3199 (get_stmt_accesses): For accesses within debug stmts just record them
3200 using add_access_to_acc_sites instead of preventing the peeling or
3201 counting them as accesses.
3204 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3206 2010-02-19 Richard Guenther <rguenther@suse.de>
3208 PR tree-optimization/42916
3209 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3212 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3214 * configure.ac: Replace all uses of changequote in macro arguments
3215 with proper quoting.
3217 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3220 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3222 2010-02-19 Richard Guenther <rguenther@suse.de>
3224 PR tree-optimization/42944
3225 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3226 test for aliasing with errno.
3228 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3231 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3232 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3233 * dojump.c: Include output.h.
3234 (inv): New inline function.
3235 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3236 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3237 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3238 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3239 argument, pass it down to other calls.
3240 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3241 add REG_BR_PROB note to the conditional jump.
3242 * cfgexpand.c (add_reg_br_prob_note): Removed.
3243 (expand_gimple_cond): Don't call it, add the probability
3244 as last argument to jumpif_1/jumpifnot_1.
3245 * Makefile.in (dojump.o): Depend on output.h.
3246 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3248 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3249 * stmt.c (do_jump_if_equal): Likewise.
3250 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3251 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3252 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3254 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3255 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3256 jumpifnot_1 callers.
3257 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3259 (store_expr): Adjust jumpifnot caller.
3260 (store_constructor): Adjust jumpif caller.
3263 * gimplify.c (gimple_boolify): For __builtin_expect call
3264 gimple_boolify also on its first argument.
3266 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3268 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3270 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3271 * configure: Regenerated.
3273 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3275 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3276 lang_hooks.types_compatible_p instead of comptypes.
3278 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3280 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3281 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3282 if __prefer_thumb__ is defined.
3284 2010-02-18 Martin Jambor <mjambor@suse.cz>
3286 PR tree-optimization/43066
3287 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3288 array with zero-sized element type.
3290 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3292 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3293 rtx, allocate struct var_loc_node here and return it to the
3294 caller, and only if it is actually needed.
3295 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3296 move it earlier and return immediately if it returns NULL.
3298 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3300 * config/sparc/gas.h: New file. Restore
3301 TARGET_ASM_NAMED_SECTION to its ELF default.
3302 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3304 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3305 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3306 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3307 after sparc/sysv4.h.
3309 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3311 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3313 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3315 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3316 patterns from predicated pattern.
3318 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3322 for insn mnemonic suffix.
3324 2010-02-17 Richard Guenther <rguenther@suse.de>
3326 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3329 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3332 * caller-save.c (save_call_clobbered_regs): If BB ends with
3333 a DEBUG_INSN, move any notes in between last real insn and the last
3334 DEBUG_INSN after the last DEBUG_INSN.
3336 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3338 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3339 Fix return type. Fix argument type. Explain meaning of return value.
3341 2010-02-16 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/41043
3344 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3345 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3347 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3349 2010-02-16 Ira Rosen <irar@il.ibm.com>
3351 PR tree-optimization/43074
3352 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3353 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3354 vectorizable cycles in hybrid SLP check.
3355 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3357 2010-02-16 Richard Guenther <rguenther@suse.de>
3359 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3360 (true_dependence): If memrefs_conflict_p computes must-alias
3361 trust it. Move TBAA check after offset-based disambiguation.
3362 (canon_true_dependence): Likewise.
3364 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3366 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3367 * doc/invoke.texi: Document it.
3368 * var-tracking.c: Include toplev.h and params.h.
3369 (vt_find_locations): Return bool indicating success. Compute
3370 hash sizes unconditionally. Check new parameter, report.
3371 (variable_tracking_main_1): Check vt_find_locations results and
3372 retry. Renamed from...
3373 (variable_tracking_main): ... this. New wrapper to preserve
3374 flag_var_tracking_assignments.
3375 * Makefile.in (var-tracking.o): Adjust dependencies.
3377 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3378 Jakub Jelinek <jakub@redhat.com>
3381 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3382 if weak_import attribute is present.
3383 * config/darwin.c (machopic_select_section): Likewise.
3385 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3387 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3388 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3389 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3390 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3392 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3398 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3399 Rewrite text to refer to the names.
3401 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3403 * config/i386/i386-builtin-types.def
3404 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3405 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3406 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3407 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3408 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3409 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3410 IX86_BUILTIN_VPERMIL2PS256.
3411 (MULTI_ARG_4_DF2_DI_I): Defined.
3412 (MULTI_ARG_4_DF2_DI_I1): Defined.
3413 (MULTI_ARG_4_SF2_SI_I): Defined.
3414 (MULTI_ARG_4_SF2_SI_I1): Defined.
3415 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3416 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3417 __builtin_ia32_vpermil2ps256.
3418 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3419 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3420 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3421 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3422 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3423 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3424 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3425 CODE_FOR_xop_vpermil2v8sf3.
3426 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3427 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3428 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3429 (_mm256_permute2_pd): New.
3430 (_mm_permute2_ps): New.
3431 (_mm256_permute2_ps): New.
3433 2010-02-15 Nick Clifton <nickc@redhat.com>
3435 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3436 boolean parameters. Use emit_jump_insn when emitting a pop
3437 instruction containing a return insn.
3438 (push): Use 'true' rather than '1' as second parameter to F.
3439 (h8300_expand_prologue): Likewise.
3440 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3441 (h8300_expand_epilogue): Likewise.
3443 2010-02-15 Richard Guenther <rguenther@suse.de>
3446 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3449 2010-02-15 Nick Clifton <nickc@redhat.com>
3451 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3454 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3456 * intl.c (fake_ngettext): New function.
3457 * intl.h (fake_ngettext): Declare.
3458 (ngettext): Define macro.
3459 * collect2.c (notice_translated): New function.
3460 (main): Use notice_translated and ngettext.
3461 * collect2.h (notice_translated): Declare.
3463 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3465 * reorg.c (delete_computation): Comment fixes.
3466 * caller-save.c (setup_save_areas): Idem.
3467 * sel-sched-dump.c (dump_lv_set): Idem.
3470 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3472 * config/s390/s390.c (s390_sched_init): New function.
3473 (TARGET_SCHED_INIT): Target hook defined.
3475 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3476 Jack Howarth <howarth@bromo.med.uc.edu>
3477 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3480 Partial revert of unintended change in fix for PR41605.
3481 * config/darwin.h: Fix typo.
3482 * config/darwin9.h: Same.
3484 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3486 * c-pch.c (pch_init): Clear v.
3488 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3491 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3492 graphite_can_represent_init for MULT_EXPR.
3494 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3498 * graphite-sese-to-poly.c (remove_phi): New.
3499 (translate_scalar_reduction_to_array): Call remove_phi.
3501 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3504 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3505 * graphite-clast-to-gimple.h (gloog): Update declaration.
3506 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3507 * graphite-poly.h (struct poly_bb): Add missing comments.
3508 (struct scop): Add poly_scop_p field.
3510 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3511 * graphite.c (graphite_transform_loops): Build the polyhedral
3512 representation for each scop before code generation.
3513 * sese.c (rename_variables_in_operand): Removed.
3514 (rename_variables_in_expr): Return the renamed expression.
3515 (rename_sese_parameters): New.
3516 * sese.h (rename_sese_parameters): Declared.
3518 2010-02-11 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/42998
3521 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3522 POINTER_PLUS_EXPR properly.
3524 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3525 Changpeng Fang <changpeng.fang@amd.com>
3528 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3529 the cost of an IV candidate when the IV is used in a test against zero.
3531 * gcc.dg/tree-ssa/ivopts-3.c: New.
3533 2010-02-11 Richard Guenther <rguenther@suse.de>
3536 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3537 pointer-vs-decl case by swapping refs. Handle some cases
3538 of pointer-vs-decl disambiguations more conservatively.
3539 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3540 to false after expanding.
3542 2010-02-11 Richard Guenther <rguenther@suse.de>
3545 * gcc.c (process_command): Handle LTO file@offset case more
3548 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3550 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3551 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3553 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3555 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3556 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3557 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3558 Optimize eq/ne comparisons when both arguments are known to be
3560 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3561 Don't mask operands unnecessarily if they are known to be already
3564 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3566 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3569 2010-02-10 Richard Guenther <rguenther@suse.de>
3571 PR tree-optimization/43017
3572 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3573 for wrapping signed arithmetic.
3575 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3578 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3579 if no debug info should be emitted for it.
3581 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3583 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3584 note when flag_exceptions is set.
3586 2010-02-10 Duncan Sands <baldrick@free.fr>
3588 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3590 2010-02-10 Richard Guenther <rguenther@suse.de>
3593 * tree.c (get_unwidened): Handle constants.
3594 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3596 2010-02-10 Martin Jambor <mjambor@suse.cz>
3599 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3600 check for variable argument counts independently.
3602 2010-02-10 Christian Bruel <christian.bruel@st.com>
3605 * config/sh/sh.c (find_barrier): Increase length for non delayed
3606 conditional branches.
3608 2010-02-10 Christian Bruel <christian.bruel@st.com>
3610 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3612 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3614 * builtins.c (set_builtin_user_assembler_name): Also handle
3615 ffs if int is smaller than word.
3617 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3620 * ira-conflicts.c (get_dup): Remove.
3621 (process_reg_shuffles): Add new parameter. Use it as an
3622 additional guard for copy generation.
3623 (add_insn_allocno_copies): Rewrite.
3625 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3627 * common.opt (fsched2-use-traces): Preserved for backward
3629 * doc/invoke.texi: Remove the documentation about option
3630 -fsched2-use-traces.
3631 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3632 flag_sched2_use_traces.
3633 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3634 the backward compatibility flag section.
3636 2010-02-09 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/43008
3639 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3640 make HEAP variables initialized from global memory if they
3641 are not known builtin functions.
3642 (find_func_aliases): Adjust.
3644 2010-02-09 Richard Guenther <rguenther@suse.de>
3646 PR tree-optimization/43000
3647 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3648 arithmetic manually.
3650 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3652 PR tree-optimization/42931
3653 * tree-loop-linear.c (try_interchange_loops): Don't call
3654 double_int_mul if estimated_loop_iterations failed.
3656 2010-02-08 Martin Jambor <mjambor@suse.cz>
3659 * tree-sra.c (build_accesses_from_assign): Do not mark in
3660 should_scalarize_away_bitmap if stmt has volatile ops.
3661 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3664 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3666 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3668 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3670 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3673 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3676 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3678 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3681 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3682 to unknown_dependence.
3683 (graphite_legal_transform_dr): Handle the unknown_dependence.
3684 (graphite_carried_dependence_level_k): Same.
3686 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3688 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3690 2010-02-07 Richard Guenther <rguenther@suse.de>
3693 * expr.c (get_inner_reference): Always initialize *pbitsize.
3695 2010-02-07 Richard Guenther <rguenther@suse.de>
3698 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3699 new ARRAY_REFs on variable size element or minimal index arrays.
3701 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3702 gimple_fold_indirect_ref.
3704 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3707 * arm.c (arm_override_options): Just return if the user has specified
3708 an invalid fpu name.
3710 2010-02-03 Jason Merrill <jason@redhat.com>
3713 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3714 i386_pe_maybe_record_exported_symbol.
3716 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3719 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3720 (pa_delegitimize_address): New function.
3722 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3724 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3725 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3727 2010-02-05 Richard Guenther <rguenther@suse.de>
3730 * lto-streamer-in.c (get_resolution): Deal with references
3731 to undefined functions.
3733 2010-02-05 Richard Guenther <rguenther@suse.de>
3735 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3736 (fold_const_aggregate_ref): Likewise.
3737 (ccp_fold_stmt): Substitute loads.
3738 (maybe_fold_reference): Verify types before substituting.
3740 (fold_gimple_assign): Unshare properly.
3741 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3743 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3745 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3746 for rs6000_gen_cell_microcode.
3748 2010-02-04 Richard Guenther <rguenther@suse.de>
3750 PR rtl-optimization/42952
3751 * dse.c (const_or_frame_p): Remove MEM handling.
3753 2010-02-04 Nick Clifton <nickc@redhat.com>
3755 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3756 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3757 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3758 (mn10300_asm_output_mi_thunk): New function.
3759 (mn10300_can_output_mu_thunk): New function.
3760 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3761 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3762 (FUNCTION_ARG): Delete incorrect comment.
3764 2010-02-03 Jason Merrill <jason@redhat.com>
3767 * fold-const.c (operand_equal_p): Handle erroneous types.
3769 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3771 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3773 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3775 PR rtl-optimization/42941
3776 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3779 2010-02-03 Jason Merrill <jason@redhat.com>
3782 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3784 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3787 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3788 (cselib_reset_table): Renamed from...
3789 (cselib_reset_table_with_next_value): ... this.
3790 (cselib_get_next_uid): Renamed from...
3791 (cselib_get_next_unknown_value): ... this.
3792 * cselib.c (next_uid): Renamed from...
3793 (next_unknown_value): ... this.
3794 (cselib_clear_table): Adjust.
3795 (cselib_reset_table): Adjust. Renamed from...
3796 (cselib_reset_table_with_next_value): ... this.
3797 (cselib_get_next_uid): Adjust. Renamed from...
3798 (cselib_get_next_unknown_value): ... this.
3799 (get_value_hash): Use hash.
3800 (cselib_hash_rtx): Likewise.
3801 (new_cselib_val): Adjust. Set and dump uid.
3802 (cselib_lookup_mem): Pass next_uid as hash.
3803 (cselib_subst_to_values): Likewise.
3804 (cselib_log_lookup): Dump uid.
3805 (cselib_lookup): Pass next_uid as hash. Adjust.
3806 (cselib_process_insn): Adjust.
3807 (cselib_init): Initialize next_uid.
3808 (cselib_finish): Adjust.
3809 (dump_cselib_table): Likewise.
3810 * dse.c (canon_address): Dump value uid.
3811 * print-rtl.c (print_rtx): Print value uid.
3812 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3814 (dv_uid): New function, sort of renamed from...
3815 (dv_htab_hash): ... this, reimplemented in terms of it and...
3816 (dv_uid2hash): ... this. New.
3817 (variable_htab_eq): Drop excess assertions.
3818 (tie_break_pointers): Removed.
3819 (canon_value_cmp): Compare uids.
3820 (variable_post_merge_New_vals): Print uids.
3821 (vt_add_function_parameters): Adjust.
3822 (vt_initialize): Reset table. Adjust.
3824 2010-02-03 Richard Guenther <rguenther@suse.de>
3826 PR tree-optimization/42944
3827 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3828 (call_may_clobber_ref_p_1): Likewise. Properly handle
3829 malloc and calloc clobbering errno.
3831 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3833 * doc/invoke.texi: Fix name of sched1 dump.
3835 * opts.c (decode_options): Set flag_tree_switch_conversion
3836 only conditionally on optimize >= 2.
3838 * gcse.c: Assorted comment fixes in pass description.
3840 2010-02-03 Anthony Green <green@moxielogic.com>
3842 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3843 nop padding in order to maintain alignment of storage location of
3844 target function address.
3845 (moxie_trampoline_init): Store target function address at newly
3847 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3849 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3851 2010-02-03 Richard Guenther <rguenther@suse.de>
3854 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3856 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3858 * config.gcc: Reenable check for obsolete targets.
3859 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3860 mips-sgi-irix6.[0-4]*.
3862 2010-02-02 Nick Clifton <nickc@redhat.com>
3864 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3865 constant size of 4 as being the same as 0.
3866 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3867 can take values in the range 0..4.
3869 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3872 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3873 as _darwin10_Unwind_FindEnclosingFunction().
3874 * libgcc-libsystem.ver: New.
3876 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3879 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3880 implicitly set registers.
3882 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3884 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3885 (arm_override_options): Allow automatic selection of the thread
3886 pointer register if thumb2.
3887 (legitimize_pic_address): Improve code sequences for Thumb2.
3888 (arm_call_tls_get_addr): Likewise.
3889 (legitimize_tls_address): Likewise.
3890 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3891 (pic_load_addr_32bit): ... this. New named pattern.
3892 * thumb2.md (pic_load_addr_thumb2): Delete.
3893 (pic_load_dot_plus_four): Delete.
3894 (tls_load_dot_plus_four): New named pattern.
3896 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3899 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3900 Document fix for TLS bug.
3902 2010-01-31 Richard Guenther <rguenther@suse.de>
3904 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3905 conservatively correct.
3907 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3911 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3913 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3915 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3917 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3919 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3921 * config.gcc: Adjust order of makefile fragments for mingw targets.
3923 2010-01-31 Richard Guenther <rguenther@suse.de>
3926 * gimplify.c (gimplify_init_constructor): For volatile LHS
3927 initialize a temporary.
3929 2010-01-31 Matthias Klose <doko@ubuntu.com>
3931 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3933 * configure: Regenerate.
3935 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3937 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3938 the same alias set and their sizes different constantness.
3939 (aliasing_component_refs_p): Revert 2009-10-24 change.
3941 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3943 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3946 2010-01-29 Richard Guenther <rguenther@suse.de>
3948 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3949 Assert we successfully updated the call.
3951 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3953 PR rtl-optimization/42889
3954 * df.h (df_set_bb_dirty_nonlr): New prototype.
3955 * df-core.c (df_set_bb_dirty_nonlr): New function.
3956 * df-scan.c (df_insn_rescan): Call it instead of
3957 df_set_bb_dirty for DEBUG_INSNs.
3959 2010-01-29 Richard Guenther <rguenther@suse.de>
3962 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3963 quadratic behavior in most cases.
3965 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3968 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3969 in the call to gen_x86_movsicc_0_m1.
3971 2010-01-28 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/42871
3974 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3976 2010-01-28 Richard Guenther <rguenther@suse.de>
3978 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3979 into call arguments.
3981 2010-01-28 Richard Guenther <rguenther@suse.de>
3984 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3985 the forwarder if the destination is an EH landing pad.
3987 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3989 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3990 block list passed to gimple_duplicate_sese_tail.
3991 (parallelize_loops): Avoid parallelization when the function
3993 Avoid parallelization when the preheader is IRREDUCIBLE.
3994 Try to optimize when estimated_loop_iterations_int is unresolved.
3995 Add the loop's location to the dump file.
3996 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3997 (gimple_duplicate_sese_tail): Remove the check for the latch.
3998 Redirect nexits to the exit block.
3999 Remove handling of the incoming edges to the latch.
4000 Redirect the backedge from the copied latch to the exit bb.
4002 2010-01-28 Michael Matz <matz@suse.de>
4005 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4006 Wrap force_reg into a sequence, emit it before user.
4008 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4010 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4012 (arm_legacy_rev): Likewise.
4013 (thumb_legacy_rev): Likewise.
4015 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4017 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4018 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4019 on MEM's address failed, try avoid_constant_pool_reference and
4020 recurse if it returned something different.
4021 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4022 address, try avoid_constant_pool_reference and recurse if it
4023 returned something different.
4024 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4025 address and avoid_constant_pool_reference returned something
4026 different, don't set have_address.
4028 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4031 * var-tracking.c (val_store): Add modified argument, obey it.
4033 (count_uses): Move down logging of main.
4034 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4035 don't need resolution.
4036 (emit_notes_in_bb): Likewise.
4038 2010-01-27 Richard Guenther <rguenther@suse.de>
4041 * tree-inline.c (remap_decl): Delay remapping of SSA name
4042 default definitions until we need them.
4044 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4046 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4047 (rs6000_delegitimize_address): New function.
4049 * config/s390/s390.c (s390_delegitimize_address): Call
4050 delegitimize_mem_from_attrs.
4053 * tree-inline.c (cannot_copy_type_1): Removed.
4054 (copy_forbidden): Don't forbid copying of functions containing
4055 records/unions with variable length fields.
4057 2010-01-27 Christian Bruel <christian.bruel@st.com>
4061 * config/sh/sh.c (find_barrier): Increase length for non delayed
4062 conditional branches.
4064 2010-01-27 Matthias Klose <doko@ubuntu.com>
4066 * configure.ac (gnu-unique-object): Fix ldd version check.
4067 * configure: Regenerate.
4069 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4071 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4073 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4074 Test for HAVE_GNU_AS value.
4076 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4078 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4079 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4080 INT64_TYPE): Define.
4081 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4082 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4083 INT_LEAST64_TYPE): Define.
4084 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4085 UINT_LEAST64_TYPE): Define.
4086 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4087 INT_FAST64_TYPE): Define.
4088 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4089 UINT_FAST64_TYPE): Define.
4090 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4091 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4092 (SIG_ATOMIC_TYPE): Define.
4094 2010-01-26 Richard Guenther <rguenther@suse.de>
4096 * df-scan.c (df_scan_set_bb_info): Remove assert.
4097 (df_insn_rescan_debug_internal): Merge asserts.
4098 (df_install_ref): Likewise.
4099 (df_mark_reg): Use bitmap_set_range.
4100 (df_hard_reg_used_p): Remove assert.
4101 (df_hard_reg_used_count): Likewise.
4103 2010-01-26 Richard Guenther <rguenther@suse.de>
4105 PR rtl-optimization/42685
4106 * web.c (web_main): Ignore DEBUG_INSNs.
4108 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4110 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4112 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4113 Fix types of fndecl and arglist parameters.
4115 2010-01-26 Richard Guenther <rguenther@suse.de>
4118 * tree-eh.c (unsplit_eh): Skip debug insns.
4120 2010-01-26 Richard Guenther <rguenther@suse.de>
4122 PR tree-optimization/42250
4123 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4125 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4128 * omp-low.c (expand_omp_sections): Only use single_pred if
4129 l2_bb is single_pred_p.
4131 2010-01-25 Christian Bruel <christian.bruel@st.com>
4134 * config/sh/sh.c (find_barrier): Increase length for non delayed
4135 conditional branches.
4136 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4138 2010-01-24 David S. Miller <davem@davemloft.net>
4140 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4141 define if not using GAS.
4142 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4143 Likewise. Delete SECTION_MERGE code, which is only applicable
4146 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4149 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4150 mangling of va_list in system headers.
4152 2010-01-23 Toon Moene <toon@moene.org>
4154 * tree-predcom.c (combine_chains): Return NULL, not false.
4156 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4158 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4159 initialization of variable res to agree with return type.
4161 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4163 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4164 * tree-sra.c: Add include of expr.h.
4166 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4168 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4169 insert the debug stmt on the single non-EH edge from the stmt.
4171 2010-01-22 Richard Henderson <rth@redhat.com>
4174 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4175 the RHS until after generate_subtree_copies has insertted its
4176 code before the current statement.
4178 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4180 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4182 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4184 2010-01-21 Martin Jambor <mjambor@suse.cz>
4186 PR tree-optimization/42585
4187 * tree-sra.c (struct access): New field grp_total_scalarization.
4188 (dump_access): Dump the new field.
4189 (should_scalarize_away_bitmap): New variable.
4190 (cannot_scalarize_away_bitmap): Likewise.
4191 (sra_initialize): Allocate new bitmaps.
4192 (sra_deinitialize): Free new bitmaps.
4193 (create_access_1): New function.
4194 (create_access): Parts moved to create_access_1.
4195 (type_consists_of_records_p): New function.
4196 (completely_scalarize_record): Likewise.
4197 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4198 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4199 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4201 (analyze_all_variable_accesses): Completely scalarize small eligible
4204 2010-01-21 Martin Jambor <mjambor@suse.cz>
4206 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4208 2010-01-21 Andrew Haley <aph@redhat.com>
4210 * gcc.c (process_command): Move lang_specific_driver before
4211 setting cc_libexec_prefix.
4213 2010-01-21 Richard Guenther <rguenther@suse.de>
4216 * fold-const.c (negate_expr_p): Pretend only negative
4217 real constants are easily negatable.
4219 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4220 Jason Merrill <jason@redhat.com>
4222 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4223 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4224 * calls.c (initialize argument_information): Handle it.
4225 * c-common.c (handle_transparent_union_attribute): Use new name.
4226 * c-decl.c (finish_struct): Ditto.
4227 * c-typeck.c (type_lists_compatible_p): Ditto.
4228 (convert_for_assignment): Use new name and also handle record.
4229 * function.c (aggregate_value_p): Handle it.
4230 (pass_by_reference): Ditto.
4231 (assign_parm_data_types): Ditto.
4232 * print-tree.c (print_node): Ditto.
4233 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4234 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4235 * tree.c (first_field): New fn.
4237 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4240 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4241 even when linking statically, for now.
4243 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4246 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4247 without a cselib val.
4248 (count_uses): Accept MO_VAL_SET with no val on stores.
4249 (add_stores): Likewise.
4251 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4253 * var-tracking.c (check_value_val): Add a compile time assertion.
4254 (dv_is_decl_p): Simplify.
4255 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4256 gcc_assert if ENABLE_CHECKING.
4258 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4261 * var-tracking.c: Include tree-flow.h.
4262 (mem_dies_at_call): New.
4263 (dataflow_set_preserve_mem_locs): Use it.
4264 (dataflow_set_remove_mem_locs): Likewise.
4265 (dump_var): Renamed from dump_variable. Adjust all callers.
4266 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4267 * Makefile.in (var-tracking.o): Adjust deps.
4269 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4271 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4273 2010-01-20 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/42717
4276 * tree-ssa-dce.c (get_live_post_dom): Remove.
4277 (forward_edge_to_pdom): Take an arbitrary edge to copy
4278 degenerate PHI args from.
4279 (remove_dead_stmt): Use the first post-dominator even if it
4280 does not contain live statements as redirection destination.
4282 2010-01-20 Richard Guenther <rguenther@suse.de>
4284 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4286 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4288 * sel-sched.c (create_speculation_check): Remove set but not used
4290 (try_transformation_cache): Remove set but not used variable ds.
4291 (calculate_privileged_insns): Remove set but not used variables
4292 cur_insn and min_spec_insn.
4293 (find_best_expr): Remove set but not used variable avail_n.
4294 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4296 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4298 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4299 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4302 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4305 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4306 cpu types. Add support for *-sse3 cpu types.
4307 (x86_64-*-*): Ditto.
4309 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4312 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4313 argument, call initializer_constant_valid_p_1 instead of
4314 initializer_constant_valid_p, pass CACHE to it, return NULL
4315 immediately if first call returns NULL.
4316 (initializer_constant_valid_p_1): New function.
4317 (initializer_constant_valid_p): Use it.
4319 2010-01-20 Thomas Quinot <quinot@adacore.com>
4321 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4323 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4325 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4326 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4327 (loc_list_from_tree): Don't handle unsigned division. Handle
4328 signed modulo using DW_OP_{over,over,div,mul,minus}.
4329 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4330 modulo instead of signed.
4332 2010-01-20 DJ Delorie <dj@redhat.com>
4334 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4336 (h8300_emit_stack_adjustment): Propogate it.
4338 (h8300_expand_prologue): Likewise.
4339 (h8300_expand_epilogue): Likewise.
4341 2010-01-19 Michael Matz <matz@suse.de>
4343 PR tree-optimization/41783
4344 * tree-data-ref.c (toplevel): Include flags.h.
4345 (dump_data_dependence_relation): Also dump the inputs if the
4346 result will be unknown.
4347 (split_constant_offset_1): Look through some conversions.
4348 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4349 the offset from last element is too large.
4350 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4351 (reassociate_to_the_same_stmt): Handle vector registers.
4352 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4354 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4355 wide_prolog_niters argument, emit widening instructions.
4356 (vect_do_peeling_for_alignment): Adjust caller, use widened
4357 variant of the iteration cound.
4358 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4360 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4363 * config/arm/neon-testgen.m (emit_automatics): New parameter
4364 features. Adjust for Fixed_return_reg feature.
4365 (test_intrinsic): Call emit_automatics with new feature.
4366 * config/arm/neon.ml: Update copyright years.
4367 (features): New Fixed_return_reg feature.
4368 (ops): Update feature for Vget_low.
4370 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4372 PR tree-optimization/42719
4373 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4377 * fwprop.c (all_uses_available_at): Return false if def_set dest
4378 is a REG that is used in def_insn.
4380 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4382 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4384 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4387 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4389 * target.h (struct gcc_target) <secondary_reload>: Change type
4390 of last argument to secondary_reload_info *.
4392 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4395 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4396 memory references with unaligned offsets. Remove CQImode handling.
4397 (unaligned_memory_operand): Return 1 for memory references with
4398 unaligned offsets. Remove CQImode handling.
4400 2010-01-18 Richard Guenther <rguenther@suse.de>
4403 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4406 2010-01-18 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/42781
4409 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4410 restrict processing only if the original variable was artificial.
4412 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4414 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4415 find number of popped argument bytes.
4417 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4418 Fix the text that describes the return value for invalid insns.
4420 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4422 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4423 Clarify what 'cost of the -dependence' is. Fix quoting.
4425 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4426 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4428 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4430 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4431 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4433 2010-01-17 Richard Guenther <rguenther@suse.de>
4436 * function.c (split_complex_args): Take a VEC to modify.
4437 (assign_parms_augmented_arg_list): Build a VEC instead of
4438 a chain of PARM_DECLs.
4439 (assign_parms_unsplit_complex): Take a VEC of arguments.
4440 Do not fixup unmodified parms.
4441 (assign_parms): Deal with the VEC.
4442 (gimplify_parameters): Likewise.
4444 2010-01-17 Richard Guenther <rguenther@suse.de>
4446 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4447 node existence check.
4448 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4449 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4450 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4451 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4452 (gimple_execute_on_growing_pred): Likewise.
4454 2010-01-17 Richard Guenther <rguenther@suse.de>
4456 PR tree-optimization/42773
4457 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4458 (compute_antic_aux): Likewise.
4459 (compute_partial_antic_aux): Likewise.
4461 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4464 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4467 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4469 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4472 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4473 Fix markup for strict argument.
4475 (TARGET_SCHED_REORDER2): Fix argument types.
4477 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4478 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4480 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4481 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4483 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4486 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4487 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4488 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4489 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4490 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4492 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4494 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4496 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4497 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4499 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4501 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4504 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4506 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4507 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4509 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4511 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4513 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4514 referring to it. Fix language.
4516 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4518 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4520 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4522 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4524 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4525 '@var{stream}. Remove stray 'and'.
4527 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4529 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4531 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4533 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4534 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4536 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4537 Fix description of return value.
4538 Rename argument "sz" to "len."
4540 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4541 Clarify meaning of 'true' return value.
4543 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4545 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4546 rep_mode versus mode_rep.
4548 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4550 (TARGET_BUILTIN_DECL): Fix name.
4552 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4554 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4556 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4558 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4560 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4562 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4565 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4566 Rename argument tm_fn to md_fn.
4568 (TARGET_OPTION_PRINT): Fix argument list.
4570 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4573 * config/i386/i386.c (ix86_fixup_binary_operands):
4574 Revert FMA4 fixup of operands.
4576 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4579 * Makefile.in (write_entries_to_file, install-plugin):
4580 Use \012 instead of \n with tr.
4582 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4584 * configure.ac (HAVE_AS_REF): New C macro.
4585 * configure: Regenerate.
4586 * config.in: Likewise.
4587 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4589 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4592 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4594 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4596 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4598 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4600 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4602 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4604 (TARGET_BINDS_LOCAL_P): Fix argument type.
4606 (TARGET_ASM_FILE_END): Use prototype.
4608 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4610 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4612 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4614 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4616 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4617 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4619 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4620 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4622 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4623 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4624 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4625 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4627 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4629 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4631 (TARGET_INIT_BUILTINS): Use prototype.
4633 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4634 Put 'const char *' in braces. Fix parameter types.
4635 (TARGET_INVALID_CONVERSION): Fix parameter types.
4636 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4637 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4639 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4642 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4644 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4646 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4648 * doc/tm.texi (TARGET_HELP): Fix return type.
4650 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4651 in braces. Fix argument types.
4653 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4655 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4657 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4659 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4660 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4662 (TARGET_MANGLE_TYPE): Fix argument types.
4664 (TARGET_IRA_COVER_CLASSES): Use prototype.
4666 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4668 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4670 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4672 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4674 (TARGET_CALLEE_COPIES): Fix argument types.
4676 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4678 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4680 (TARGET_FUNCTION_VALUE): Fix argument types.
4682 (TARGET_RETURN_IN_MSB): Fix argument type.
4684 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4686 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4688 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4690 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4691 agree with return type.
4693 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4695 2010-01-15 Jing Yu <jingyu@google.com>
4697 PR rtl-optimization/42691
4698 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4699 a pseudo to a constant and are merged, and adjust comments.
4701 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4703 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4705 2010-01-15 Richard Guenther <rguenther@suse.de>
4708 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4709 labels of computed or non-local gotos to the destination.
4710 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4711 landing pad label is the first label.
4713 2010-01-15 Richard Guenther <rguenther@suse.de>
4715 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4717 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4720 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4721 to allow generation of the xssqrtdp instruction on power7.
4722 (sqrtdf2_fpr): Ditto.
4724 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4727 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4728 functions with noreturn attribute.
4731 * varasm.c (declare_weak): Add weak attribute to decl if it
4732 doesn't have one already.
4733 (assemble_external): Only add decls to weak_decls if they also
4734 have weak attribute.
4736 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4738 * var-tracking.c (var_reg_delete): Don't delete the association
4739 between REGs and values or one-part variables if the register
4742 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4745 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4746 because its first operand is a non-localized variable.
4748 2010-01-14 Martin Jambor <mjambor@suse.cz>
4750 PR tree-optimization/42706
4751 * tree-sra.c (encountered_recursive_call): New variable.
4752 (encountered_unchangable_recursive_call): Likewise.
4753 (sra_initialize): Initialize both new variables.
4754 (callsite_has_enough_arguments_p): New function.
4755 (scan_function): Call decl and flags check only for IPA-SRA, check
4756 whether there is a recursive call and whether it has enough arguments.
4757 (all_callers_have_enough_arguments_p): New function.
4758 (convert_callers): Look for recursive calls only when
4759 encountered_recursive_call is set.
4760 (ipa_early_sra): Bail out either if
4761 !all_callers_have_enough_arguments_p or
4762 encountered_unchangable_recursive_call.
4764 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4766 * sel-sched.c: Add 2010 to copyright years.
4767 * sel-sched-ir.c: Likewise.
4768 * sel-sched-ir.h: Likewise.
4770 2010-01-14 Martin Jambor <mjambor@suse.cz>
4772 PR tree-optimization/42714
4773 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4774 constructors specially.
4776 2010-01-14 Andi Kleen <ak@linux.intel.com>
4778 * config/i386/drivers-i386.c (detect_caches_intel):
4779 Add l2sizekb parameter and fill in.
4780 (host_detect_local_cpu): Add l2sizekb, fill in.
4781 Add Atom small cache heuristic.
4783 2010-01-14 Andi Kleen <ak@linux.intel.com>
4785 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4786 Add level3 parameter and fill in.
4787 (detect_caches_intel): Handle level3 cache.
4789 2010-01-14 Andi Kleen <ak@linux.intel.com>
4791 * config/i386/drivers-i386.c (host_detect_local_cpu):
4792 Fix core duo detection.
4794 2010-01-14 Andi Kleen <ak@linux.intel.com>
4796 * config/i386/drivers-i386.c (host_detect_local_cpu):
4799 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4801 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4802 (rs6000_variable_issue_1): this. Use...
4803 (rs6000_variable_issue): here. Reimplement. Print debug info.
4805 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4807 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4808 sel_restore_notes. Update all callers. Call reemit_notes
4811 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4813 PR rtl-optimization/42246
4814 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4817 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4819 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4820 all successors is the same as number of successors in current region.
4822 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4824 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4825 to rename is not separable. Otherwise check that its LHS is not NULL.
4827 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4829 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4831 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4833 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4834 available registers when failed to discover LHS register class.
4835 Fix indentation. Update comment.
4837 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4838 Alexander Monakov <amonakov@ispras.ru>
4840 PR rtl-optimization/42389
4841 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4843 (advance_state_on_fence): Likewise.
4844 (sel_target_adjust_priority): Print debug output only when
4845 sched_verbose >= 4, not 2.
4846 (get_expr_cost): Do not issue all unique insns on the next cycle.
4847 (fill_insns): Initialize can_issue_more from the value saved
4849 * sel-sched-ir.c (flist_add): New parameter issue_more.
4850 Init FENCE_ISSUE_MORE with it.
4851 (merge_fences): Likewise.
4852 (init_fences): Update call to flist_add.
4853 (add_to_fences, add_clean_fence_to_fences)
4854 (add_dirty_fence_to_fences): Likewise.
4855 (move_fence_to_fences): Update call to merge_fences.
4856 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4858 * sel-sched-ir.h (struct _fence): New field issue_more.
4859 (FENCE_ISSUE_MORE): New accessor macro.
4861 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4863 PR rtl-optimization/42388
4864 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4865 that have no predecessors nor successors. Do not call move_bb_info
4866 for empty blocks outside of current region.
4868 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4870 PR rtl-optimization/42294
4871 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4872 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4873 originators' originators.
4875 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4877 PR rtl-optimization/39453
4878 PR rtl-optimization/42246
4879 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4881 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4883 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4884 Alexander Monakov <amonakov@ispras.ru>
4887 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4888 (maybe_tidy_empty_bb): ... here. Make static. Add new
4889 argument. Update all callers.
4890 (tidy_control_flow): ... and here. Recompute topological order
4891 of basic blocks in region if necessary.
4892 (sel_redirect_edge_and_branch): Change return type. Return true
4893 if topological order might have been invalidated.
4894 (purge_empty_blocks): Export and move from...
4895 * sel-sched.c (purge_empty_blocks): ... here.
4896 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4897 (maybe_tidy_empty_bb): Delete prototype.
4898 (purge_empty_blocks): Declare.
4900 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4902 PR rtl-optimization/42249
4903 * sel-sched.c (try_replace_dest_reg): When chosen register
4904 and original register is the same, do not bail out early, but
4905 still check all original insns for validity of replacing destination
4906 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4909 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4912 Port from no-undefined-overflow branch:
4913 2009-03-09 Richard Guenther <rguenther@suse.de>
4915 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4917 2010-01-14 Richard Guenther <rguenther@suse.de>
4920 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4922 2010-01-14 Ira Rosen <irar@il.ibm.com>
4924 PR tree-optimization/42709
4925 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4926 as scalar type in creation of constant vector operand.
4928 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4931 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4932 (check-parallel-%): Match `testsuite' directory component only
4935 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4937 PR translation/39521
4938 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4941 2010-01-13 Richard Guenther <rguenther@suse.de>
4943 PR tree-optimization/42730
4944 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4947 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4950 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4951 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4954 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4956 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4957 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4958 ___umulsi3_highpart.
4960 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4961 rather than schedule_insns if the pass is enabled.
4963 2010-01-13 Martin Jambor <mjambor@suse.cz>
4965 PR tree-optimization/42704
4966 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4969 2010-01-13 Martin Jambor <mjambor@suse.cz>
4971 PR tree-optimization/42703
4972 * tree-sra.c (analyze_access_subtree): Check that we can build a
4973 reference to the original data within the aggregate.
4975 2010-01-13 Richard Guenther <rguenther@suse.de>
4977 PR tree-optimization/42705
4978 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4980 2010-01-13 Richard Guenther <rguenther@suse.de>
4983 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4985 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4988 * var-tracking.c (values_to_unmark): New variable.
4989 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4990 values_to_unmark vector. Moved body to...
4991 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4992 instead queue it into values_to_unmark vector.
4993 (vt_find_locations): Free values_to_unmark vector.
4995 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4997 * config/s390/s390.c (override_options): Set
4998 default of max-pending-list-length to 256
5000 2010-01-13 Richard Guenther <rguenther@suse.de>
5003 * tree-pass.h (PROP_gimple_lcx): New.
5004 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5005 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5006 before the final cleanup_eh.
5007 (dump_properties): Dump PROP_gimple_lcx.
5008 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5009 (tree_lower_complex_O0): Remove.
5010 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5011 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5012 tree_lower_complex, schedule TODO_update_ssa.
5013 * lto-streamer-out.c (output_function): Stream the functions
5015 * lto-streamer-in.c (input_function): Likewise.
5016 (lto_read_body): Do not override them here.
5018 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5021 * c-typeck.c (build_c_cast): Fold value cast to union type before
5022 wrapping it in a CONSTRUCTOR.
5024 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5026 PR rtl-optimization/42699
5027 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5030 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5032 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5033 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5034 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5035 SUBTARGET_WARN_UNUSED_SPEC): ... here
5036 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5038 2010-01-12 Julian Brown <julian@codesourcery.com>
5040 * config/arm/neon-schedgen.ml (Utils): Don't try to
5041 open missing module.
5042 (find_with_result): New.
5044 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5047 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5048 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5050 PR tree-optimization/42645
5051 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5052 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5053 decl_map, set processing_debug_stmt to -1 and return name without
5056 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5058 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5059 binutils version, and reword target configuration description.
5061 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5063 * config/avr/avr.h (LINKER_NAME): Remove.
5065 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5068 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5069 that support VSX, warn for -mno-altivec if vsx is not disabled,
5072 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5073 Shujing Zhao <pearly.zhao@oracle.com>
5075 PR translation/42469
5076 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5077 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5078 character between option name and help text.
5079 * c.opt (imultilib): Likewise.
5081 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5083 * lto-streamer-out.c (output_unreferenced_globals): Output static
5086 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5088 PR rtl-optimization/42621
5089 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5090 optimizing for size.
5091 (duplicate_computed_gotos): Remove now-redundant check.
5093 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5096 * configure.ac: Save and restore LDFLAGS and LIBS
5097 * configure: Regenerate.
5099 2010-01-10 Richard Guenther <rguenther@suse.de>
5102 * builtins.c (fold_builtin_strlen): Add type argument and
5103 convert the resulting length to it.
5104 (fold_builtin_1): Adjust.
5106 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5108 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5109 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5111 (num_insns_constant_wide): Adjust for that change.
5113 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5116 * web.c (union_defs): Add used argument, to combine uses of
5118 (entry_register): Adjust type and tests of used argument.
5119 (web_main): Widen used for new use. Pass it to union_defs.
5120 * df.h (union_defs): Adjust prototype.
5122 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5125 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5126 uses in new incoming argument. Free body.
5127 (reset_debug_uses_in_loop): New.
5128 (analyze_insn_to_expand_var): Call the latter if the former found
5129 anything. Fix whitespace. Reject invalid dest overlaps before
5130 going through all insns in the loop.
5132 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5135 * haifa-sched.c (dying_use_p): Debug insns don't count.
5137 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5140 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5141 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5142 (verify_gimple_call): Reject LHS in noreturn calls.
5144 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5148 * tree-vect-loop-manip.c (adjust_info): New type.
5149 (adjust_vec): New pointer to vector.
5150 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5151 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5152 (slpeel_update_phis_for_duplicate_loop): Use them.
5153 (slpeel_update_phi_nodes_for_guard1): Likewise.
5154 (slpeel_update_phi_nodes_for_guard2): Likewise.
5155 (slpeel_tree_peel_loop_to_edge): Likewise.
5156 (vect_update_ivs_after_vectorizer): Likewise.
5158 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5160 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5161 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5163 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5165 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5166 bogus uninitialized warning.
5168 2010-01-09 Richard Guenther <rguenther@suse.de>
5171 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5172 the evolution is compatible with the initial condition.
5174 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5176 * gcc.c (process_command): Update copyright notice dates.
5177 * gcov.c (print_version): Likewise.
5178 * gcov-dump.c (print_version): Likewise.
5179 * mips-tfile.c (main): Likewise.
5180 * mips-tdump.c (main): Likewise.
5182 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5185 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5187 (rotlhi3_8): Delete.
5189 (rotlsi3_8): Delete.
5190 (rotlsi3_16): Delete.
5191 (rotlsi3_24): Delete.
5193 (*rotw<mode>3): New.
5194 (*rotb<mode>3): New.
5195 * config/avr/avr.c (avr_rotate_bytes): New function.
5196 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5198 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5201 * configure.ac: Modify -rdynamic check.
5202 * configure: Regenerate.
5204 2010-01-08 DJ Delorie <dj@redhat.com>
5206 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5207 register popping order.
5209 2010-01-08 Richard Guenther <rguenther@suse.de>
5212 * c.opt (fsigned-char): Also let LTO handle this option.
5213 (funsigned-char): Likewise.
5215 2010-01-07 Richard Guenther <rguenther@suse.de>
5217 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5218 (gimple_op): Likewise.
5219 (gimple_op_ptr): Likewise.
5220 (gimple_assign_set_lhs): Remove gcc_assert.
5221 (gimple_assign_set_rhs1): Likewise.
5222 (gimple_assign_set_rhs2): Likewise.
5223 (gimple_call_set_lhs): Likewise.
5224 (gimple_call_set_fn): Likewise.
5225 (gimple_call_set_fndecl): Likewise.
5226 (gimple_call_fndecl): Likewise.
5227 (gimple_call_return_type): Likewise.
5228 (gimple_call_set_chain): Likewise.
5229 (gimple_call_num_args): Likewise.
5230 (gimple_call_set_arg): Likewise.
5231 (gimple_cond_set_code): Likewise.
5232 (gimple_cond_set_lhs): Likewise.
5233 (gimple_cond_set_rhs): Likewise.
5234 (gimple_cond_set_true_label): Likewise.
5235 (gimple_cond_set_false_label): Likewise.
5236 (gimple_label_set_label): Likewise.
5237 (gimple_goto_set_dest): Likewise.
5238 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5239 (gimple_debug_bind_get_value): Likewise.
5240 (gimple_debug_bind_get_value_ptr): Likewise.
5241 (gimple_debug_bind_set_var): Likewise.
5242 (gimple_debug_bind_set_value): Likewise.
5243 (gimple_debug_bind_reset_value): Likewise.
5244 (gimple_debug_bind_has_value_p): Likewise.
5245 (gimple_return_retval_ptr): Remove gcc_assert.
5246 (gimple_return_retval): Likewise.
5247 (gimple_return_set_retval): Likewise.
5248 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5249 (safe_referenced_var_iterator): Remove.
5250 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5251 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5252 (fill_referenced_var_vec): Remove.
5253 (first_readonly_imm_use): Remove redundant gcc_assert.
5254 (phi_arg_index_from_use): Combine gcc_asserts.
5255 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5256 (first_imm_use_stmt): Remove redundant gcc_assert.
5257 * tree-cfg.c (verify_gimple_call): Verify function and chain
5258 operands. Verify arguments.
5259 (verify_types_in_gimple_stmt): Verify condition code and labels.
5261 2010-01-07 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/42641
5264 * sese.c (rename_map_elt_info): Use the SSA name version, do
5267 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5269 PR tree-optimization/42625
5270 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5271 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5273 2010-01-07 Duncan Sands <baldrick@free.fr>
5275 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5277 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5280 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5281 note itself is not function_invariant_p.
5283 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5285 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5286 Do not add the DF_NOTE problem.
5287 * store-motion.c (execute_rtl_store_motion): Likewise.
5289 2010-01-07 Martin Jambor <mjambor@suse.cz>
5291 PR tree-optimization/42157
5292 * tree-sra.c (compare_access_positions): Stabilize sort if both
5293 accesses have integer types, return zero immediately if they are the
5296 2010-01-06 Richard Henderson <rth@redhat.com>
5299 * haifa-sched.c (add_to_note_list): Merge into ...
5300 (concat_note_lists): ... here, and ...
5301 (unlink_other_notes, rm_other_notes): Merge into...
5302 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5303 NOTE_INSN_EPILOGUE_BEG.
5305 2010-01-06 Richard Guenther <rguenther@suse.de>
5307 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5308 not inline regular functions into always-inline functions.
5310 2010-01-06 Nick Clifton <nickc@redhat.com>
5312 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5313 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5315 (OVERRIDE_OPTIONS): Delete.
5316 (OPTIMIZATION_OPTIONS): Define.
5317 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5318 * config/rx/rx.c (rx_handle_option): Issue an error message if
5319 -mcpu=rx200 and -fpu are used together.
5320 (rx_set_optimization_options): New function. Issue an error
5321 message if an optimization attribute attempts to reset the FPU/
5322 math optimization pairing.
5323 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5324 * config/rx/rx.opt: Set the default to 32-bit doubles.
5325 * config/rx/t-rx: Add multilibs for -nofpu option.
5326 * doc/invoke.texi: Update documentation of RX options.
5328 2010-01-06 Richard Guenther <rguenther@suse.de>
5330 * tree-ssa-pre.c (name_to_id): New global.
5331 (alloc_expression_id): Simplify SSA name handling.
5332 (lookup_expression_id): Likewise.
5333 (init_pre): Zero name_to_id.
5334 (fini_pre): Free it.
5336 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5338 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5340 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5343 * config/i386/sse.md (smaxv2di3): New.
5344 (umaxv2di3): Likewise.
5345 (sminv2di3): Likewise.
5346 (uminv2di3): Likewise.
5348 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5351 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5352 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5353 (legitimize_tls_address): Likewise.
5354 (sparc_tls_referenced_p): Likewise.
5355 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5356 and adjust calls to legitimize_pic_address.
5357 (legitimate_constant_p) Use sparc_tls_referenced_p.
5358 (legitimate_pic_operand_p): Likewise.
5359 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5360 (sparc_tls_symbol_ref_1): Delete.
5361 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5362 (legitimize_tls_address): Make static, handle CONST patterns.
5363 (legitimize_pic_address): Make static, remove unused parameter and
5364 adjust recursive calls.
5365 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5366 and adjust call to legitimize_pic_address.
5367 (sparc_output_mi_thunk): Likewise.
5369 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5370 H.J. Lu <hongjiu.lu@intel.com>
5373 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5374 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5375 operands to make them signed.
5378 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5381 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5382 GTU to GT for V4SI and V2DI.
5384 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5385 (umin<mode>3): Removed.
5387 (uminv4si3): Likewise.
5389 2010-01-05 Martin Jambor <mjambor@suse.cz>
5391 PR tree-optimization/42462
5392 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5393 current_function_decl to helper functions and macros.
5395 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5398 * flags.h: Don't include real.h.
5399 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5400 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5401 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5402 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5403 * dominance.c: Update copyright.
5404 * gimple.c (walk_gimple_op): Remove inline.
5405 * tree-ssa-reassoc.c: Include real.h.
5406 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5407 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5409 2010-01-05 Nick Clifton <nickc@redhat.com>
5411 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5412 register to push into the stack frame when the accumulator has to
5413 be saved during interrupts.
5415 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5417 * doc/invoke.texi: Remove the documentation about option
5419 * common.opt (Wunreachable-code): Preserved for backward
5421 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5422 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5423 the backward compatibility flag section.
5425 2010-01-05 Richard Guenther <rguenther@suse.de>
5427 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5429 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5432 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5434 PR tree-optimization/42508
5435 * tree-sra.c (convert_callers): Check for recursive call
5436 by comparing cgraph nodes instead of decls.
5437 (modify_function): Call ipa_modify_formal_parameters also
5438 on all same_body aliases.
5440 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5441 cgraph nodes when checking for same_body aliases.
5443 2010-01-05 Richard Guenther <rguenther@suse.de>
5445 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5446 allocation and lookup.
5447 (get_or_alloc_expr_for_constant): Likewise.
5448 (phi_translate): Sink allocation.
5450 2010-01-04 Richard Guenther <rguenther@suse.de>
5452 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5453 a new entry only if needed.
5454 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5455 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5457 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5459 (phi_translate): Handle CONSTANTs early.
5461 2010-01-04 Martin Jambor <mjambor@suse.cz>
5463 PR tree-optimization/42398
5464 * tree-sra.c (struct access): Removed flag grp_different_types.
5465 (dump_access): Do not dump the removed flag.
5466 (sort_and_splice_var_accesses): Do not set the removed flag.
5467 (sra_modify_expr): Check for type compatibility directly.
5469 2010-01-04 Martin Jambor <mjambor@suse.cz>
5471 PR tree-optimization/42366
5472 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5473 edges with variable number of parameters.
5474 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5475 flag instead of asserting it.
5476 (ipa_read_node_info): Read uses_analysis_done flag.
5478 2010-01-04 Richard Guenther <rguenther@suse.de>
5480 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5481 iterative_hash_* as intended.
5482 (vn_reference_compute_hash): Likewise. Simplify hashing
5484 (vn_reference_lookup_2): Likewise.
5485 (vn_nary_op_compute_hash): Likewise.
5486 (vn_phi_compute_hash): Likewise.
5487 (expressions_equal_p): Remove strange code.
5488 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5489 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5490 (bitmap_insert_into_set_1): Take value-id as parameter.
5491 (add_to_value): Pass it.
5492 (bitmap_insert_into_set): Likewise.
5493 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5495 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5498 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5499 (do_self_spec): For switches with SWITCH_IGNORE set set also
5500 SWITCH_IGNORE_PERMANENTLY.
5501 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5504 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5506 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5507 tree of an unreferenced global var.
5509 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5512 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5513 GTU to GT for V4SI and V2DI.
5515 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5516 (umin<mode>3): Removed.
5518 (uminv4si3): Likewise.
5520 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5523 * collect2.c (main): Turn on trace in collect2 if -v is passed
5526 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5528 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5529 description of expression operand.
5531 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5533 * configure.ac: Add install-html to target_list for Make-hooks.
5534 * configure: Regenerate.
5535 * fortran/Make-lang.in (F95_HTMLFILES): New.
5536 (fortran.html): Use it.
5537 (fortran.install-html): New.
5538 * Makefile.in (install-html): Add lang.install-html.
5539 * java/Make-lang.in (JAVA_HTMLFILES): New.
5540 (java.html): Use it.
5541 (java.install-html): New.
5542 * objc/Make-lang.in (objc.install-html): New.
5543 * objcp/Make-lang.in (obj-c++.install-html): New.
5544 * cp/Make-lang.in (c++.install-html): New.
5545 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5546 * lto/Make-lang.in (lto.install-html): New.
5548 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5551 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5553 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5555 PR rtl-optimization/41862
5556 * store-motion.c (store_killed_in_insn, compute_store_table,
5557 remove_reachable_equiv_notes, replace_store_insn,
5558 build_store_vectors): Ignore all DEBUG_INSNs.
5560 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5563 * common.opt: Add dumpdir.
5565 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5567 (option_map): Add --dumpdir.
5569 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5571 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5573 * opts.c (decode_options): Try dump_dir_name first if
5574 dump_base_name isn't an absolute path.
5575 (common_handle_option): Handle OPT_dumpdir.
5577 * toplev.c (dump_dir_name): New.
5578 (print_switch_values): Also ignore -dumpdir.
5580 * toplev.h (dump_dir_name): New.
5582 2010-01-03 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/42589
5585 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5586 double-word expansion of bswap32.
5588 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5590 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5591 with BLOCK_FOR_INSN.
5592 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5593 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5594 noce_process_if_block): Likewise.
5595 * gcse.c (compute_local_properties, insert_expr_in_table,
5596 insert_set_in_table, canon_list_insert, find_avail_set,
5597 pre_insert_copy_insn): Likewise.
5599 * basic-block.h (BLOCK_NUM): Move from here...
5600 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5602 2010-01-03 Richard Guenther <rguenther@suse.de>
5604 PR tree-optimization/42438
5605 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5606 contains_may_not_return_call flag.
5607 (BB_MAY_NOTRETURN): New.
5608 (valid_in_sets): Trapping nary operations are not valid
5609 in blocks that may not return.
5610 (insert_into_preds_of_block): Remove check for trapping expressions.
5611 (compute_avail): Compute also BB_MAY_NOTRETURN.
5613 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5615 * doc/invoke.texi: Add 2010 to copyright years.
5617 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5619 * config/sparc/sparc.c: Fix formatting nits.
5621 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5622 Alexander Monakov <amonakov@ispras.ru>
5624 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5626 2010-01-02 Richard Guenther <rguenther@suse.de>
5629 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5630 (simplify_switch_using_ranges): Mark to be removed edges
5633 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5635 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5637 * collect2.c (scan_libraries): Add missing argument in call to
5640 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5643 * config/alpha/predicates.md (aligned_memory_operand): Return false
5645 (unaligned_memory_operand): Return true for CQImode.
5646 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5647 doesn not cross aligned SImode word boundary.
5649 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5651 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5653 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5654 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5656 2010-01-02 Richard Guenther <rguenther@suse.de>
5659 * toplev.c (compile_file): Emit LTO marker properly. Change
5661 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5663 2010-01-01 Richard Guenther <rguenther@suse.de>
5666 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5668 2010-01-01 Richard Guenther <rguenther@suse.de>
5671 * c-decl.c (grokdeclarator): For zero-size arrays force
5672 structural equality checks as layout_type does.
5674 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5676 * builtins.c: Update copyright to 2010.
5678 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5681 * lto-streamer-out.c (produce_asm): Revert the last change.
5682 (copy_function): Likewise.
5684 * lto-streamer.c (lto_get_section_name): Skip any leading
5687 2010-01-01 Richard Guenther <rguenther@suse.de>
5690 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5694 Copyright (C) 2010 Free Software Foundation, Inc.
5696 Copying and distribution of this file, with or without modification,
5697 are permitted in any medium without royalty provided the copyright
5698 notice and this notice are preserved.