1 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
4 with a NOP_EXPR if needed.
6 2009-07-21 Paul Brook <paul@codesourcery.com>
8 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9 Terminate debug dump with newline.
11 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14 Cast "1" to unsigned HOST_WIDE_INT.
15 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
16 deposit length to the maximum length - lsb. Extend length if
17 HOST_BITS_PER_WIDE_INT is 32.
19 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
21 * cgraph.h (constant_pool_htab): New function.
22 (constant_descriptor_tree): Move from varasm.c.
23 * varasm.c (constant_pool_htab): New function.
24 (constant_descriptor_tree): Move to cgraph.h.
26 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
28 * toplev.c: Invoke FINISH_UNIT callbacks before call to
31 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
33 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
36 2009-07-20 Xinliang David Li <davidxl@google.com>
38 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
40 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
42 * config/mips/mips.md (move_type): Add arith.
44 (zero_extendsidi2): Rename this into ...
45 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
46 (zero_extendsidi2): New expander.
47 (*zero_extendsidi2_dext): New pattern.
49 2009-07-20 Nick Clifton <nickc@redhat.com>
51 * config.gcc (mips64-*-*): Add definition of tm_defines in order
52 to set MIPS_ABI_DEFAULT.
53 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
55 2009-07-20 Jakub Jelinek <jakub@redhat.com>
57 * tree-object-size.c (addr_object_size): Handle unions with
58 array in it as last field of structs in __bos (, 1) as __bos (, 0).
60 PR tree-optimization/40792
61 * tree.c (build_function_type_skip_args): Remove bogus assert.
63 2009-07-20 Jan Hubicka <jh@suse.cz>
64 Martin Jambor <mjambor@suse.cz>
66 * cgraph.h (combined_args_to_skip): New field.
67 * cgraph.c (cgraph_create_virtual_clone): Properly handle
68 combined_args_to_skip and args_to_skip.
69 * tree-inline.c (update_clone_info): New function.
70 (tree_function_versioning): Call update_clone_info.
71 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
72 (cgraph_materialize_all_clones): More extensive dumping, working
73 with combined_args_to_skip rather than args_to_skip.
75 2009-07-20 Ira Rosen <irar@il.ibm.com>
77 * tree-vectorizer.h (vectorizable_condition): Add parameters.
78 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
79 (get_initial_def_for_reduction): Likewise.
80 (vectorizable_reduction): Skip the check of first operand in case
81 of COND_EXPR. Add check that it is outer loop vectorization if
82 nested cycle was detected. Call vectorizable_condition() for
83 COND_EXPR. If reduction epilogue cannot be created do not fail for
84 nested cycles (if it is not double reduction). Assert that there
85 is only one type in the loop in case of COND_EXPR. Call
86 vectorizable_condition() to vectorize COND_EXPR.
87 * tree-vect-stmts.c (vectorizable_condition): Update comment.
88 Add parameters. Allow nested cycles if called from
89 vectorizable_reduction(). Use reduction vector variable if provided.
90 (vect_analyze_stmt): Call vectorizable_reduction() before
91 vectorizable_condition().
92 (vect_transform_stmt): Update call to vectorizable_condition().
94 2009-07-20 Christian Bruel <christian.bruel@st.com>
96 * config/sh/sh.opt (-mfmovd): Resurrect and document.
97 * doc/invoke.texi (-mfmovd): Likewise.
98 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
100 2009-07-20 Jan Hubicka <jh@suse.cz>
102 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
103 when handling SSA name.
105 2009-07-19 Jan Hubicka <jh@suse.cz>
107 PR tree-optimization/40676
108 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
109 virtual PHIs in empty BBs.
111 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
113 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
114 re-expanded the compound use gen_lowpart instead to convert to the
117 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
119 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
120 OUTER_CONST arguments.
121 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
122 the new wider mode will be masked off.
123 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
125 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
127 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
128 high-order bits are zero.
130 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
132 * combine.c (simplify_shift_const_1): Split code to determine
134 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
135 new bits shifted in are identical to the old sign bit.
137 2009-07-18 Richard Guenther <rguenther@suse.de>
140 * gimplify.c (gimplify_call_expr): Reject code using results from
141 functions returning void.
143 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
145 * doc/md.texi: Document the new PowerPC "es" constraint.
146 Document that "m" can include automodified addresses on this target,
147 and explain how %U must be used. Extend the "Q" and "Z" documentation
148 to suggest "es" as well as "m".
149 * config/rs6000/constraints.md (es): New memory constraint.
150 (Q, Z): Update strings to match new documentation.
152 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
154 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
155 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
156 * config/rs6000/predicates.md (volatile_mem_operand): Use
157 offsettable_nonstrict_memref_p.
158 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
159 (*floatunssidf2_internal): Likewise.
160 (*fix_truncdfsi2_internal): Likewise.
161 (*fix_trunctfsi2_internal): Likewise.
163 2009-07-17 Anatoly Sokolov <aesok@post.ru>
165 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
167 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
169 2009-07-17 Richard Guenther <rguenther@suse.de>
172 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
173 (pass_warn_unused_result): Likewise.
174 (TODO_set_props): Remove.
175 * omp-low.c (diagnose_omp_structured_block_errors): Change to
177 (pass_diagnose_omp_blocks): Define.
178 * c-decl.c (pop_file_scope): Do not finalize the CU here.
179 (c_gimple_diagnostics_recursively): Remove.
180 (finish_function): Do not call it.
181 (c_write_global_declarations): Continue after errors.
182 Finalize the CU here.
183 * c-gimplify.c (c_genericize): Do not gimplify here.
184 * c-common.c (c_warn_unused_result): Move ...
185 * tree-cfg.c (do_warn_unused_result): ... here.
186 (run_warn_unused_result): New function.
187 (gate_warn_unused_result): New function.
188 (pass_warn_unused_result): New pass.
189 * c-common.h (c_warn_unused_result): Remove.
190 * flags.h (flag_warn_unused_result): Declare.
191 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
192 * opts.c (flag_warn_unused_result): Initialize to false.
193 * toplev.c (compile_file): Add comment.
194 * omp-low.c (create_omp_child_function): Do not register
195 the function with the frontend.
196 (diagnose_omp_structured_block_errors): Prepare to be
197 called as optimization pass.
198 (gate_diagnose_omp_blocks): New function.
199 (pass_diagnose_omp_blocks): New pass.
200 * cgraph.h (cgraph_optimize): Remove.
201 (cgraph_analyze_function): Likewise.
202 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
203 * cgraphunit.c (cgraph_lower_function): Lower nested functions
204 before their parents here.
205 (cgraph_finalize_function): Not here.
206 (cgraph_analyze_function): Gimplify functions here.
207 (cgraph_finalize_compilation_unit): Continue after errors.
208 Optimize the callgraph from here.
209 (cgraph_optimize): Make static.
210 * langhooks.c (write_global_declarations): Finalize the CU.
211 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
212 (gimplify_function_tree): Assert we gimplify only once.
213 Set PROP_gimple_any property.
214 * tree-nested.c (gimplify_all_functions): New function.
215 (lower_nested_functions): Gimplify all nested functions.
216 * gimple.h (diagnose_omp_structured_block_errors): Remove.
217 * passes.c (init_optimization_passes): Add pass_warn_unused_result
218 and pass_diagnose_omp_blocks after gimplification. Do not
219 set TODO_set_props on all_lowering_passes.
220 (execute_one_pass): Do not handle TODO_set_props.
221 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
222 (gimplify.o): Add tree-pass.h dependency.
223 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
224 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
225 (unsave_r): Likewise.
226 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
229 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
231 * doc/service.texi (Service): Restore previously removed link,
232 which isn't broken after all.
234 2009-07-17 Richard Guenther <rguenther@suse.de>
236 PR tree-optimization/40321
237 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
238 PHI nodes to the maximal set.
239 (make_values_for_phi): Add PHI arguments to the maximal set.
240 (execute_pre): Dump PHI_GEN and the maximal set.
242 2009-07-17 Jakub Jelinek <jakub@redhat.com>
245 * gimplify.c (gimplify_conversion): Don't change non-conversions into
248 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
250 * doc/extend.texi (Nested Functions): Replace broken link with
252 * doc/service.texi (Service): Remove broken link.
254 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
257 * builtins.c (expand_builtin_memcmp): Use loc instead of
259 (expand_builtin_strncmp): Likewise.
261 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
262 Manuel López-Ibáñez <manu@gcc.gnu.org>
265 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
266 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
267 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
268 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
269 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
270 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
271 tree-inline.c, c-common.c, c-common.h, gimple.c,
272 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
273 convert.c: Add location argument to fold_{unary,binary,ternary},
274 fold_build[123], build_call_expr, build_size_arg,
275 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
276 fold_build1_initializer, fold_build2_initializer,
277 fold_build3_initializer, fold_build_call_array,
278 fold_build_call_array_initializer, fold_single_bit_test,
279 omit_one_operand, omit_two_operands, invert_truthvalue,
280 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
281 combine_comparisons, fold_builtin_*, fold_call_expr,
282 build_range_check, maybe_fold_offset_to_address, round_up,
285 2009-07-16 Jason Merrill <jason@redhat.com>
288 * c-common.c (c_common_reswords): Add __is_standard_layout
290 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
291 * doc/implement-cxx.texi: New.
292 * doc/gcc.texi: Include it.
294 2009-07-16 DJ Delorie <dj@redhat.com>
296 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
297 compares that may be indirectly affected by previous instructions.
299 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * builtins.c (do_mpc_arg2): New.
302 (fold_builtin_2): Fold builtin cpow.
303 * real.h (HAVE_mpc_pow): New.
305 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
307 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
308 comparison to skip unprofitable schedule
310 2009-07-16 Simon Baldwin <simonb@google.com>
312 * gcc.c (option_map): New flag -no-canonical-prefixes.
313 * (display_help): Print help text for new flag.
314 * (process_command): Move options translation and language specifics
315 and handle new flag early. Use it to set a function pointer to a
316 prefix builder. Replace make_relative_prefix calls with calls to
317 the function pointed to. Ignore new flag in regular options handling.
318 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
320 2009-07-15 DJ Delorie <dj@redhat.com>
322 * config/mep/mep.md (sibcall_internal): Change register to avoid
324 (sibcall_value_internal): Likewise.
326 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
328 PR rtl-optimization/40710
329 * resource.c (mark_target_live_regs): Reset DF problem to LR.
331 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
333 * config/mips/mips.md (*extenddi_truncate<mode>,
334 *extendsi_truncate<mode>): Change type attribute to move_type
335 with shift_shift. Split out code handling exts from here ...
336 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
338 (*extendhi_truncateqi): Change type attribute to move_type with
339 shift_shift. Split out code handling exts from here ...
340 (*extendhi_truncateqi_exts): ... to this new pattern.
342 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
345 instead of "and" with inverted sign bit mask value. Use
346 "nonimmediate_operand" for operand 1 and operand 2 predicate.
347 Allocate registers only for operand 4 and operand 5.
349 2009-07-15 Jakub Jelinek <jakub@redhat.com>
352 * fold-const.c (fold_cond_expr_with_comparison): When folding
353 < and <= to MIN, make sure the MIN uses the same type as the
354 comparison's operands.
356 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
358 * arm.md (ior_xor): New code iterator.
359 (split for ior/xor with shift and zero-extend): New split pattern.
360 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
362 2009-07-15 Richard Guenther <rguenther@suse.de>
364 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
367 2009-07-15 Richard Guenther <rguenther@suse.de>
370 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
372 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
374 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
375 handle 2.6.30 kernel.
377 2009-07-15 DJ Delorie <dj@redhat.com>
379 * config/mep/mep.md (sibcall_internal): Change register to allow
380 for 24-bit addresses.
381 (sibcall_value_internal): Likewise.
383 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
385 * doc/invoke.texi: Added descriptions of the scheduling heuristics
386 that are enabled/disabled by the flags introduced by a previous patch.
388 2009-07-14 DJ Delorie <dj@redhat.com>
390 * config/mep/mep.md (sibcall_internal): Include non-toggling
392 (sibcall_value_internal): Likewise.
394 2009-07-14 Taras Glek <tglek@mozilla.com>
395 Rafael Espindola <espindola@google.com>
397 * doc/sourcebuild.texi: Document install-plugin target.
398 * configure.ac: Added install-plugin target to language makefiles.
399 * configure: Regenerate.
400 * Makefile.in: (install-plugin): Install more headers,
401 depend on lang.install-plugin.
403 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
405 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
408 2009-07-14 DJ Delorie <dj@redhat.com>
410 * config/mep/mep.c (mep_vliw_jmp_match): New function.
411 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
412 * config/mep/mep.md (sibcall_internal): Change test from
413 mep_vliw_mode_match to mep_vliw_jmp_match.
414 (sibcall_value_internal): Likewise.
416 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/sse.md (copysign<mode>3): New expander.
419 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
420 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
421 Use ix86_build_const_vector.
422 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
423 IX86_BUILTIN_CPYSGNPD.
424 (builtin_description): Add __builtin_ia32_copysignps and
425 __builtin_ia32_copysignpd.
426 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
427 and BUILT_IN_COPYSIGNF.
429 2009-07-13 Jason Merrill <jason@redhat.com>
431 * builtins.c (can_trust_pointer_alignment): New fn.
432 (get_pointer_alignment): Factor it out from here.
433 * tree.h: Declare it.
435 2009-07-14 David Edelsohn <edelsohn@gnu.org>
437 * config/rs6000/predicates.md (offsettable_mem_operand): Test
440 2009-07-14 Dodji Seketeli <dodji@redhat.com>
444 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
446 2009-07-14 Richard Guenther <rguenther@suse.de>
447 Andrey Belevantsev <abel@ispras.ru>
450 * cfgexpand.c (partition_stack_vars): Do not bother to update
451 alias information when not optimizing.
453 2009-07-14 Richard Guenther <rguenther@suse.de>
454 Andrey Belevantsev <abel@ispras.ru>
456 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
457 (pt_solution_set): Likewise.
458 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
459 * tree-ssa-structalias.c (pt_solution_set): New function.
460 * final.c (rest_of_clean_state): Free SSA data structures.
461 * print-rtl.c (print_decl_name): Remove.
462 (print_mem_expr): Implement in terms of print_generic_expr.
463 * alias.c (ao_ref_from_mem): New function.
464 (rtx_refs_may_alias_p): Likewise.
465 (true_dependence): Query alias-export info.
466 (canon_true_dependence): Likewise.
467 (write_dependence_p): Likewise.
468 * tree-dfa.c (get_ref_base_and_extent): For void types leave
470 * emit-rtl.c (component_ref_for_mem_expr): Remove.
471 (mem_expr_equal_p): Use operand_equal_p.
472 (set_mem_attributes_minus_bitpos): Do not use
473 component_ref_for_mem_expr.
474 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
475 (update_alias_info_with_stack_vars): Likewise.
476 (partition_stack_vars): Call update_alias_info_with_stack_vars.
477 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
478 explicitly nor clear stmt operands.
479 Free the decl-to-pointer map.
480 * tree-optimize.c (execute_free_datastructures): Do not free
481 SSA data structures here.
482 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
483 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
484 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
486 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
488 2009-07-13 DJ Delorie <dj@redhat.com>
490 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
491 unrolling at the right iteration count.
493 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
496 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
498 * haifa-sched.c (rank_for_schedule): Introduced flags to
499 enable/disable individual scheduling heuristics.
500 * common.opt: Introduced flags to enable/disable individual
501 heuristics in the scheduler.
502 * doc/invoke.texi: Introduced flags to enable/disable individual
503 heuristics in the scheduler.
505 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
507 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
508 config/i386/mingw-tls.c.
509 * config/i386/mingw-tls.c: Removed.
511 2009-07-13 Ira Rosen <irar@il.ibm.com>
513 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
514 checks access only relevant statements.
515 (vectorizable_reduction): Likewise.
517 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
519 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
520 just for 32-bit case.
522 2009-07-12 Jan Hubicka <jh@suse.cz>
524 PR tree-optimization/40585
525 * except.c (expand_resx_expr): When there already is resume
526 instruction, produce linked list.
527 (build_post_landing_pads): Assert that resume is empty.
528 (connect_post_landing_pads): Handle resume lists.
529 (dump_eh_tree): Dump resume list.
531 2009-07-12 Ira Rosen <irar@il.ibm.com>
533 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
534 with additional argument.
535 * tree-vectorizer.h (enum vect_def_type): Add
536 vect_double_reduction_def.
537 (vect_is_simple_reduction): Add argument.
538 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
540 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
541 vect_is_simple_reduction with additional argument.
542 (vect_analyze_loop_operations): Handle exit phi nodes in case of
544 (reduction_code_for_scalar_code): Handle additional codes by
545 returning ERROR_MARK for them. Fix comment and indentation.
546 (vect_is_simple_reduction): Fix comment, add argument to specify
547 double reduction. Detect double reduction.
548 (get_initial_def_for_induction): Fix indentation.
549 (get_initial_def_for_reduction): Fix comment and indentation.
550 Handle double reduction. Create initial definitions that do not
551 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
552 (vect_create_epilog_for_reduction): Fix comment, add argument to
553 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
554 epilogue result extraction. Create double reduction phi node and
555 replace relevant uses.
556 (vectorizable_reduction): Call vect_is_simple_reduction with
557 additional argument. Fix indentation. Update epilogue code treatment
558 according to the changes in reduction_code_for_scalar_code. Check
559 for double reduction. Call vect_create_epilog_for_reduction with
561 * tree-vect-stmts.c (process_use): Handle double reduction, update
563 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
564 (vect_get_vec_def_for_operand): Likewise.
566 2009-07-12 Danny Smith <dansmister@gmail.com>
568 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
569 dllexport if !TREE_PUBLIC.
570 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
572 2009-07-11 Anatoly Sokolov <aesok@post.ru>
574 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
575 (avr_extra_arch_macro) Remove declatation.
576 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
577 (avr_extra_arch_macro) Declare as static.
578 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
580 2009-07-11 Jan Hubicka <jh@suse.cz>
583 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
585 2009-07-11 Jakub Jelinek <jakub@redhat.com>
588 * dwarf2out.c (dw_fde_struct): Add in_std_section and
589 cold_in_std_section bits.
590 (dwarf2out_begin_prologue): Initialize them.
591 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
592 if already covered by text_section or cold_text_section range.
594 PR rtl-optimization/40667
595 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
596 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
597 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
598 * config/i386/i386.c (ix86_minimum_alignment): New function.
599 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
600 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
601 * emit-rtl.c (gen_reg_rtx): Likewise.
602 * function.c (assign_parms): Likewise. If nominal_type needs
603 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
604 rather than passed_type's alignment.
607 * function.c (assign_parm_setup_stack): Adjust
608 MEM_OFFSET (data->stack_parm) if promoted_mode is different
609 from nominal_mode on big endian.
611 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
613 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
615 2009-07-10 DJ Delorie <dj@redhat.com>
617 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
619 2009-07-10 Mark Mitchell <mark@codesourcery.com>
621 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
623 (thumb2_cbnz): Likewise.
625 2009-07-10 David Daney <ddaney@caviumnetworks.com>
628 * config.gcc (supported_defaults): Add synci.
629 (with_synci): Add validation.
630 (all_defaults): Add synci.
631 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
634 * config/mips/mips.opt (msynci): New option.
635 * config/mips/mips.c (mips_override_options): Warn on use of
636 -msynci for targets that do now support it.
637 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
639 * gcc/doc/invoke.texi (-msynci): Document the new option.
640 * doc/install.texi (--with-synci): Document the new option.
642 2009-07-10 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/40496
645 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
646 the PHI result with a compatible type.
648 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
652 * c.opt (Wunused-result): New.
653 * doc/invoke.texi: Document it.
654 * c-common.c (c_warn_unused_result): Use it.
656 2009-07-09 DJ Delorie <dj@redhat.com>
658 * targhooks.c (default_target_can_inline_p): Rename from
659 default_target_option_can_inline_p.
660 * targhooks.h (default_target_can_inline_p): Likewise.
661 * target-def.h (TARGET_CAN_INLINE_P): Rename from
662 TARGET_OPTION_CAN_INLINE_P.
663 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
664 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
665 (mep_target_can_inline_p): Rename from
666 mep_target_option_can_inline_p.
669 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
670 registers used to pass vectors.
672 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
674 2009-07-09 Tom Tromey <tromey@redhat.com>
676 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
677 * config/mmix/mmix.c: Include dwarf2.h.
678 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
679 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
680 * config/sh/sh.c: Include dwarf2.h.
681 * config/i386/i386.c: Include dwarf2.h.
682 * Makefile.in (DWARF2_H): Remove 'elf'.
683 * except.c: Include dwarf2.h.
684 * unwind-dw2.c: Include dwarf2.h.
685 * dwarf2out.c: Include dwarf2.h.
686 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
687 * unwind-dw2-fde.c: Include dwarf2.h.
688 * dwarf2asm.c: Include dwarf2.h.
690 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
692 * haifa-sched.c (insn_finishes_cycle_p): New static function.
694 * sched-int.h (struct sched_info: insn_finishes_block_p): New
696 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
697 (region_sched_info): Update.
698 * sched-ebb.c (ebb_sched_info): Update.
699 * modulo-sched.c (sms_sched_info): Update.
700 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
702 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
704 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
706 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
708 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
710 2009-07-09 Jakub Jelinek <jakub@redhat.com>
713 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
714 arg1 with arg01 if arg1 is already INTEGER_CST.
716 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
718 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
719 Transform (and (truncate)) into (truncate (and)).
721 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
723 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
724 creating LHS paradoxical subregs. Fix surrounding returns to
725 use NULL_RTX rather than 0.
727 2009-07-08 DJ Delorie <dj@redhat.com>
729 * config/mep/mep.c: (mep_option_can_inline_p): New.
730 (TARGET_OPTION_CAN_INLINE_P): Define.
732 2009-07-08 Mark Wielaard <mjw@redhat.com>
735 * dwarf2out.c (add_data_member_location_attribute): When we have
736 only a constant offset don't emit a new location description using
737 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
740 2009-07-08 Richard Henderson <rth@redhat.com>
743 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
744 (enum reg_class): Add CLOBBERED_REGS.
745 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
746 * config/i386/i386.c (ix86_conditional_register_usage): Moved
747 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
748 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
749 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
750 force 64-bit sibcalls into R11.
751 * config/i386/constraints.md (U): New constraint.
752 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
753 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
754 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
756 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
758 * basic-block.h (dump_regset, debug_regset): Remove duplicate
760 * c-objc-common.h (c_initialize_diagnostics): Ditto.
761 * ebitmap.h (dump_ebitmap): Ditto.
762 * optabs.h (optab_libfunc): Ditto.
763 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
764 * tree-flow.h (vect_can_force_dr_alignment_p,
765 get_vectype_for_scalar_type): Ditto.
766 (vectorize_loops): Move prototype to ...
767 * tree-vectorizer.h: ... here. Also, adjust comment.
768 (vect_set_verbosity_level): Remove duplicate prototype.
769 * tree-ssa-loop.c: Include tree-vectorizer.h.
770 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
772 2009-07-08 Nick Clifton <nickc@redhat.com>
774 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
777 2009-07-08 DJ Delorie <dj@redhat.com>
779 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
780 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
781 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
783 * config/mep/intrinsics.md: Regenerated.
784 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
785 registers when asm() or calls are detected.
787 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
790 * gimplify.c (gimplify_expr): Propagate no_warning flag when
792 * gimple (gimple_build_call_from_tree): Likewise.
793 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
794 no_warning flag before warning.
796 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
798 * tree.c (set_expr_locus): Remove.
799 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
800 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
802 * gimplify.c (internal_get_tmp_var): Likewise.
803 (gimplify_call_expr): Likewise.
804 (gimplify_one_sizepos): Likewise.
806 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
809 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
810 to variables for debugging purposes.
812 2009-06-23 Mark Loeser <mark@halcy0n.com>
815 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
817 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
819 * pretty-print.c (pp_base_format): Remove %J.
820 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
821 gcc_cxxdiag_char_table): Likewise.
822 (init_dynamic_diag_info): Likewise.
824 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
826 * pretty-print.c (pp_base_format): Remove %H.
827 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
828 gcc_cxxdiag_char_table): Likewise.
829 (init_dynamic_diag_info): Likewise.
830 * config/mep/mep.c (mep_select_section): Likewise.
832 2009-07-07 Duncan Sands <baldrick@free.fr>
834 * final.c (pass_clean_state): Give the pass a name.
835 * passes.c (pass_rest_of_compilation): Likewise.
836 * tree-optimize.c (pass_all_optimizations): Likewise.
838 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
840 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
841 an extra 'decl' for error_at.
843 2009-07-07 Jakub Jelinek <jakub@redhat.com>
846 * tree-tailcall.c (adjust_return_value_with_ops,
847 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
848 if it has complex or vector type.
850 2009-07-07 Olivier Hainque <hainque@adacore.com>
852 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
855 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
857 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
859 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
861 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
862 * c-decl.c: Likewise.
863 * function.c: Likewise.
864 * varasm.c: Likewise.
865 * tree-ssa.c: Likewise.
866 * c-common.c: Likewise.
867 * tree-cfg.c: Likewise.
868 * config/spu/spu.c: Likewise.
869 * config/ia64/ia64.c: Likewise.
870 * config/v850/v850.c: Likewise.
872 2009-07-06 DJ Delorie <dj@redhat.com>
874 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
875 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
876 unspecified accesses to control registers.
877 * config/mep/intrinsics.md: Regenerate.
878 * config/mep/intrinsics.h: Regenerate.
879 * config/mep/mep-intrin.h: Regenerate.
881 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
883 * c-lex.c: Replace %H by an explicit location. Update all calls.
884 * c-common.c: Likewise.
885 * c-decl.c: Likewise.
886 * c-typeck.c: Likewise.
887 * fold-const.c: Likewise.
888 * gimplify.c: Likewise.
890 * tree-cfg.c: Likewise.
891 * tree-ssa-loop-niter.c: Likewise.
892 * tree-vrp.c: Likewise.
893 * value-prof.c: Likewise.
895 2009-07-06 Diego Novillo <dnovillo@google.com>
897 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
898 if it has one. Handle cases where VAR does not have an
899 annotation or cfun is NULL.
901 2009-07-06 Diego Novillo <dnovillo@google.com>
903 * tree.c: Include debug.h.
904 (initialize_tree_contains_struct): New.
905 (init_ttree): Call it.
906 (tree_node_structure_for_code): Factor out of ...
907 (tree_node_structure): ... here.
908 * treestruct.def (TS_PHI_NODE): Remove.
909 (TS_GIMPLE_STATEMENT): Remove.
911 2009-07-06 Diego Novillo <dnovillo@google.com>
913 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
914 (debug_tree_chain): Handle cycles.
916 2009-07-06 Nick Clifton <nickc@redhat.com>
917 DJ Delorie <dj@redhat.com>
919 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
920 __FMOVD_ENABLED__ is defined.
922 (TARGET_FMOVD): Provide a default definition.
923 (MASK_FMOVD): Likewise.
924 (TARGET_CPU_CPP_BUILTINS): Define
925 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
926 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
927 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
928 (split for DF load from memory into register): Also handle
929 MEMs which consist of REG+DISP addressing.
930 (split for DF store from register to memory): Likewise.
931 (movsf_ie): Always use single fp_mode.
932 * config/sh/sh.c (sh_override_options): Do not automatically
933 enable TARGET_MOVD for the SH2A when supporting doubles - leave
934 that to the -mfmovd command line switch.
935 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
936 (fldi_ok): Always allow.
937 * config/sh/sh.opt (mfmovd): Remove this switch.
938 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
940 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
941 Kaz Kojima <kkojima@gcc.gnu.org>
943 PR rtl-optimization/30807
944 * postreload.c (reload_combine): For every new use of REG_SUM,
945 record the use of BASE.
947 2009-07-06 Jan Hubicka <jh@suse.cz>
949 * params.def: Revert my accidental commit at 2009-06-30.
951 2009-07-04 Ian Lance Taylor <iant@google.com>
954 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
956 (mingw_format_attribute_overrides): Likewise.
958 2009-07-04 Jakub Jelinek <jakub@redhat.com>
961 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
962 don't check cfa.reg. Instead of cfa.indirect use
963 fde && fde->drap_reg != INVALID_REGNUM test.
965 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
967 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
969 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
972 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
974 2009-07-03 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/40640
977 * tree-switch-conversion.c (build_arrays): Perform arithmetic
980 2009-07-03 Jan Hubicka <jh@suse.cz>
982 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
983 for size, reduce amount of inlining.
985 2009-07-03 Richard Guenther <rguenther@suse.de>
988 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
989 if t +- x is known to not overflow and the conversion widens the
991 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
993 2009-07-03 Jan Hubicka <jh@suse.cz>
995 * ipa-pure-const.c (analyze): Update loop optimizer init.
996 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
997 try_remove_empty_loop, remove_empty_loops): Remove.
998 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
999 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1000 to mark regular loops as neccesary.
1001 (degenerate_phi_p): New function.
1002 (propagate_necessity, remove_dead_phis): Use it.
1003 (forward_edge_to_pdom): Likewise.
1004 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1005 virtual PHI nodes that became unreachable.
1006 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1007 * tree-flow.h (remove_empty_loops): Remove.
1008 * passes.c (init_optimization_passes): Remove.
1010 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1012 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1013 can_create_pseudo_p.
1014 (*fix_trunc<mode>_i387_1): Ditto.
1015 (*floathi<mode>2_1): Ditto.
1016 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1017 (*fistdi2_1): Ditto.
1018 (*fist<mode>2_1): Ditto.
1019 (frndintxf2_floor): Ditto.
1020 (*fist<mode>2_floor_1): Ditto.
1021 (frndintxf2_ceil): Ditto.
1022 (*fist<mode>2_ceil_1): Ditto.
1023 (frndintxf2_trunc): Ditto.
1024 (frndintxf2_mask_pm): Ditto.
1025 (fxam<mode>2_i387_with_temp): Ditto.
1026 * config/i386/sse.md (mulv16qi3): Ditto.
1027 (*sse2_mulv4si3): Ditto.
1029 (sse4_2_pcmpestr): Ditto.
1030 (sse4_2_pcmpistr): Ditto.
1032 2009-07-03 Jan Hubicka <jh@suse.cz>
1034 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1035 (mark_stmt_necessary): Set it.
1036 (mark_operand_necessary): Set it.
1037 (mark_control_dependent_edges_necessary): Set it.
1038 (mark_virtual_phi_result_for_renaming): New function.
1039 (get_live_post_dom): New function.
1040 (forward_edge_to_pdom): New function.
1041 (remove_dead_stmt): Fix handling of control dependences.
1042 (tree_dce_init): Init new bitmap.
1043 (tree_dce_done): Free it.
1045 2009-07-02 Richard Guenther <rguenther@suse.de>
1048 * tree-ssa-structalias.c (new_var_info): Initialize
1051 2009-07-02 Jan Hubicka <jh@suse.cz>
1053 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1056 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1058 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1059 instead of recomputing it. Adjust calls.
1060 (emit_store_flag): Adjust recursive calls.
1062 2009-07-02 Richard Guenther <rguenther@suse.de>
1064 * tree-ssa-live.c (remove_unused_locals): Do not remove
1066 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1067 of DECL_EXTERNAL for HEAP variables.
1068 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1069 HEAP variables. Do not adjust RESTRICT vars.
1070 (find_what_var_points_to): Nobody cares if something
1073 2009-07-02 Ben Elliston <bje@au.ibm.com>
1075 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1076 pc_low and pc_high declarations to the top of the function.
1078 2009-07-01 DJ Delorie <dj@redhat.com>
1080 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1082 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1083 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1084 unspecified accesses to control registers.
1085 * config/mep/intrinsics.md: Regenerate.
1086 * config/mep/intrinsics.h: Regenerate.
1087 * config/mep/mep-intrin.h: Regenerate.
1089 2009-07-01 Anthony Green <green@moxielogic.com>
1091 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1092 instruction when possible.
1093 (moxie_expand_prologue): Ditto. Also, save an instruction and
1094 some complexity by popping off of $r12 instead of $sp.
1095 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1098 2009-07-01 Richard Henderson <rth@redhat.com>
1101 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1102 contained no insns, reposition note before last insn.
1104 2009-07-01 Richard Henderson <rth@redhat.com>
1107 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1108 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1110 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1113 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1114 darwin9 for printing reg addresses with %y.
1116 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1118 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1119 truncation from operands in binary operations.
1121 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1124 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1125 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1126 subreg of op0 to the original op0.
1128 * expmed.c (store_bit_field_1): Use a temporary as the destination
1129 instead of a paradoxical subreg when we need to truncate the result.
1131 2009-07-01 DJ Delorie <dj@redhat.com>
1133 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1134 names to VLIW variants.
1135 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1136 * config/mep/intrinsics.md: Regenerate.
1137 * config/mep/intrinsics.h: Regenerate.
1138 * config/mep/mep-intrin.h: Regenerate.
1140 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1143 * jump.c (returnjump_p): Revert last patch.
1144 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1146 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1149 * pa.md (casesi32p): Use jump table label to determine the offset
1151 (casesi64p): Likewise.
1153 * pa.c (forward_branch_p): Return bool type. Use instruction
1154 addresses when available. Assert that INSN has a jump label.
1155 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1158 2009-07-01 Richard Guenther <rguenther@suse.de>
1160 PR tree-optimization/19831
1161 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1162 that only act as barriers do not make any previous stores necessary.
1163 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1164 HEAP variables global, do not add a constraint from nonlocal.
1165 (find_func_aliases): Handle escapes through return statements.
1166 (compute_points_to_sets): Make escaped HEAP variables global.
1168 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1171 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1172 after reducing a DImode cstore to SImode.
1174 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1176 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1177 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1179 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1181 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1182 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1184 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1185 and umod_optab if TARGET_BSD_DIVMOD.
1186 * config/vax/lib1funcs.asm: New file.
1187 * config/vax/t-linux: New file.
1188 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1190 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1193 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1194 to type arguments that have void type.
1197 * dwarf2out.c (gen_formal_parameter_die): Call
1198 equate_decl_number_to_die if node is different from origin.
1200 2009-06-30 Anthony Green <green@moxielogic.com>
1202 Clean up moxie port for --enable-build-with-cxx.
1203 * config/moxie/moxie.c (moxie_function_value): First two
1204 parameters are const_tree, not tree.
1205 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1206 (REG_CLASS_NAMES): Ditto.
1207 (REGNO_REG_CLASS): Ditto.
1208 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1209 (moxie_function_value): Fix constyness of arguments.
1211 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1213 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1214 finalize_size_functions before further processing.
1215 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1216 (variable_size): Call self_referential_size on size expressions
1217 that contain a PLACEHOLDER_EXPR.
1218 (size_functions): New static variable.
1219 (copy_self_referential_tree_r): New static function.
1220 (self_referential_size): Likewise.
1221 (finalize_size_functions): New global function.
1222 * tree.c: Include tree-inline.h.
1223 (push_without_duplicates): New static function.
1224 (find_placeholder_in_expr): New global function.
1225 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1227 <tcc_expression>: Likewise.
1228 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1229 the call in the expression.
1230 * tree.h (finalize_size_functions): Declare.
1231 (find_placeholder_in_expr): Likewise.
1232 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1233 (substitute_placeholder_in_expr): Update comment.
1234 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1236 (copy_tree_body_r): Likewise.
1237 (copy_tree_body): New static function.
1238 (maybe_inline_call_in_expr): New global function.
1239 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1240 (maybe_inline_call_in_expr): Declare.
1241 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1242 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1245 2009-06-30 Richard Guenther <rguenther@suse.de>
1247 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1249 (propagate_necessity): Do not mark reaching defs of stores
1252 2009-06-30 Jan Hubicka <jh@suse.cz>
1254 * cfgloopanal.c (check_irred): Move into ...
1255 (mark_irreducible_loops): ... here; return true if ireducible
1257 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1258 (analyze_function): Try to prove loop finiteness.
1259 * cfgloop.h (mark_irreducible_loops): Update prototype.
1260 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1262 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1264 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1266 2009-06-30 Ira Rosen <irar@il.ibm.com>
1268 PR tree-optimization/40542
1269 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1272 2009-06-30 Martin Jambor <mjambor@suse.cz>
1274 PR tree-optimization/40582
1275 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1276 than useless_type_conversion_p.
1277 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1280 2009-06-30 Martin Jambor <mjambor@suse.cz>
1283 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1285 2009-06-30 Richard Guenther <rguenther@suse.de>
1287 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1288 use ao_ref references.
1289 (walk_aliased_vdefs): Likewise.
1290 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1291 * tree-ssa-dce.c (struct ref_data): Remove.
1292 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1293 (mark_aliased_reaching_defs_necessary): Adjust.
1294 (mark_all_reaching_defs_necessary_1): Likewise.
1296 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1299 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1300 (emit_store_flag_1): Extract from emit_store_flag, adjust
1301 calls to (what now is) emit_cstore.
1302 (emit_store_flag): Call emit_store_flag_1 and also use it
1303 for what used to be recursive calls.
1305 2009-06-30 Wei Guozhi <carrot@google.com>
1308 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1309 if the target bb post dominates from bb.
1310 * config/i386/i386.c (memory_address_length): Check existence of base
1311 register before using it.
1313 2009-06-30 Nick Clifton <nickc@redhat.com>
1314 DJ Delorie <dj@redhat.com>
1316 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1317 __FMOVD_ENABLED__ is defined.
1319 (TARGET_FMOVD): Provide a default definition.
1320 (MASK_FMOVD): Likewise.
1321 (TARGET_CPU_CPP_BUILTINS): Define
1322 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1323 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1324 two fmov instructions depending upon whether TARGET_FMOVD is
1326 (split for DF load from memory into register): Also handle
1327 MEMs which consist of REG+DISP addressing.
1328 (split for DF store from register to memory): Likewise.
1329 * config/sh/sh.opt (mfmovd): Remove this switch.
1330 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1331 * config/sh/sh.c (sh_override_options): Do not automatically
1332 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1333 that to the -mfmovd command line switch.
1335 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1337 (fldi_ok): Always allow.
1338 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1340 2009-06-29 DJ Delorie <dj@redhat.com>
1342 * doc/install.texi (mep-x-elf): Correct chip's full name.
1344 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1346 * doc/extend.texi: Fix typo.
1348 2009-06-29 Tom Tromey <tromey@redhat.com>
1351 * Makefile.in (DWARF2_H): New variable.
1353 (dwarf2out.o): Likewise.
1354 (dwarf2asm.o): Likewise.
1355 * config/i386/t-i386: Use DWARF2_H.
1356 * except.c: Include elf/dwarf2.h.
1357 * unwind-dw2.c: Include elf/dwarf2.h.
1358 * dwarf2out.c: Include elf/dwarf2.h.
1359 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1360 <dtprel>: New field.
1361 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1362 (size_of_loc_descr): Likewise.
1363 (output_loc_operands_raw): Likewise.
1364 (output_loc_operands): Handle new dtprel field.
1365 (loc_checksum): Update.
1366 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1367 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1368 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1369 * dwarf2asm.c: Include elf/dwarf2.h.
1370 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1371 * config/mmix/mmix.c: Include elf/dwarf2.h.
1372 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1373 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1374 * config/sh/sh.c: Include elf/dwarf2.h.
1375 * config/i386/i386.c: Include elf/dwarf2.h.
1377 2009-06-29 DJ Delorie <dj@redhat.com>
1379 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1381 * doc/extend.texi: Add MeP attributes and pragmas.
1382 * doc/invoke.text: Add MeP Options.
1383 * doc/contrib.texi: Add MeP contribution.
1384 * doc/md.texi: Add MeP constraints.
1385 * doc/install.texi: Add MeP target.
1387 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1389 * target.h (struct gcc_target): Add frame_pointer_required field.
1390 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1391 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1392 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1394 * reload1.c (update_eliminables): (Ditto.).
1395 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1396 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1397 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1399 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1401 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1402 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1403 (arm_frame_pointer_required): New function.
1405 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1406 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1407 (avr_frame_pointer_required_p): Declare as static.
1408 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1410 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1411 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1412 (bfin_frame_pointer_required): Make as static, change return type
1414 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1416 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1417 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1418 (cris_frame_pointer_required): New function.
1420 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1422 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1423 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1424 (fr30_frame_pointer_required): New function.
1426 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1427 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1428 (frv_frame_pointer_required): Make as static, change return type
1430 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1432 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1433 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1434 (ix86_frame_pointer_required): Make as static, change return type to
1436 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1438 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1439 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1441 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1443 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1445 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1447 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1448 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1449 (mips_frame_pointer_required): Make as static.
1450 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1452 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1453 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1454 (mmix_frame_pointer_required): Mew function.
1456 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1457 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1459 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1461 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1463 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1465 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1466 (CAN_ELIMINATE): Redefine.
1467 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1468 (sparc_frame_pointer_required): New function.
1469 (sparc_can_eliminate): New function.
1470 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1472 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1473 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1475 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1476 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1477 (xtensa_frame_pointer_required): Make as static, change return type
1479 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1482 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1484 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1485 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1486 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1487 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1488 (register_callback): Handle PLUGIN_START_UNIT.
1489 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1491 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1493 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1495 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1496 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1498 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1500 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1503 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1505 * doc/extend.texi (Additional Floating Types): __float128 is also
1506 supported on i386 targets.
1508 2009-06-29 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1513 (pt_solutions_same_restrict_base): Declare.
1514 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1516 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1517 (make_constraint_from, make_copy_constraint): Move earlier.
1518 (make_constraint_from_heapvar): New function.
1519 (make_constraint_from_restrict): Likewise.
1520 (handle_lhs_call): Use it.
1521 (find_func_aliases): Use it to track conversions to restrict
1523 (struct fieldoff): Add only_restrict_pointers flag.
1524 (push_fields_onto_fieldstack): Initialize it.
1525 (create_variable_info_for): Track global restrict qualified pointers.
1526 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1527 Track restrict qualified pointer arguments.
1528 (set_uids_in_ptset): Use varinfo is_global_var flag.
1529 (find_what_var_points_to): Set the vars_contains_restrict flag.
1530 Always create the points-to solution for sets including restrict tags.
1531 (pt_solutions_same_restrict_base): New function.
1532 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1533 qualified pointers use pt_solutions_same_restrict_base as
1534 additional source for disambiguation.
1536 2009-06-29 Richard Guenther <rguenther@suse.de>
1539 * alias.c (find_base_decl): Remove.
1540 (get_deref_alias_set_1): Remove restrict handling.
1541 * c-common.c (c_apply_type_quals_to_decl): Do not set
1542 DECL_POINTER_ALIAS_SET.
1543 * gimplify.c (find_single_pointer_decl_1): Remove.
1544 (find_single_pointer_decl): Likewise.
1545 (internal_get_tmp_var): Remove restrict handling.
1546 (gimple_regimplify_operands): Likewise.
1547 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1548 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1549 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1550 * tree.c (restrict_base_for_decl): Remove.
1551 (init_ttree): Do not allocate it.
1552 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1553 LABEL_DECL_UID for label decls.
1554 (copy_node_stat): Do not copy restrict information.
1555 (decl_restrict_base_lookup): Remove.
1556 (decl_restrict_base_insert): Likewise.
1557 (print_restrict_base_statistics): Likewise.
1558 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1559 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1560 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1561 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1562 (LABEL_DECL_UID): Adjust.
1563 (DECL_BASED_ON_RESTRICT_P): Remove.
1564 (DECL_GET_RESTRICT_BASE): Likewise.
1565 (SET_DECL_RESTRICT_BASE): Likewise.
1566 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1568 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1569 instead of DECL_POINTER_ALIAS_SET.
1570 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1571 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1572 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1574 2009-06-29 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/40579
1577 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1578 the IL to simplify has constants that overflowed.
1580 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1582 PR tree-optimization/40550
1583 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1584 vector_compute_type only when the size of vector_compute_type is
1585 less than the size of type.
1587 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1589 * fold-const.c (contains_label_1): Fix comments.
1590 (contains_label_p): Do not walk trees multiple time.
1592 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1594 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1595 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1596 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1597 ix86_fp_comparison_operator.
1598 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1599 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1600 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1601 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1602 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1603 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1604 (related splits): Change predicate to ix86_fp_comparison_operator.
1605 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1606 instead of ix86_fp_comparison_codes.
1607 (ix86_trivial_fp_comparison_operator,
1608 ix86_fp_comparison_operator): New.
1609 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1610 (ix86_expand_compare): Eliminate last two parameters.
1611 (ix86_fp_jump_nontrivial_p): Kill.
1612 * config/i386/i386.c (put_condition_code): Eliminate call to
1613 ix86_fp_comparison_codes and subsequent assertion.
1614 (ix86_fp_comparison_codes): Eliminate.
1615 (ix86_fp_swap_condition): New.
1616 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1617 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1618 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1619 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1620 and ix86_fp_swap_condition.
1621 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1622 Use ix86_fp_comparison_strategy.
1623 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1624 (ix86_fp_jump_nontrivial_p): Eliminate.
1625 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1626 call to ix86_expand_compare.
1627 (ix86_split_fp_branch, ix86_expand_setcc,
1628 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1629 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1631 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1633 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1634 related to jump_clobbers.
1635 * config/arm/arm.md (conds): Remove jump_clob case.
1636 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1637 splits): Change comparison_operator to arm_comparison_operator.
1638 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1641 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1643 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1644 condition for floating point modes.
1645 * expmed.c (emit_store_flag_1): Move here a bigger part
1647 (emit_store_flag): Try swapping the condition for floating point
1649 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1651 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1653 * expr.c (expand_expr_real_1): Just use do_store_flag.
1654 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1655 emit_store_flag_force.
1656 * expmed.c (emit_store_flag_force): Copy here trick
1657 previously in expand_expr_real_1. Try reversing the comparison.
1658 (emit_store_flag_1): Work if target is NULL.
1659 (emit_store_flag): Work if target is NULL, using the result mode
1660 from the comparison. Use split_comparison, restructure final part
1661 to simplify conditionals.
1663 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1665 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1666 * dojump.c (do_jump): Change handling of floating-point
1667 ops to use just do_compare_and_jump.
1668 (split_comparison): New.
1669 (do_compare_rtx_and_jump): Add here logic coming previously
1670 in do_jump, using split_comparison.
1672 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1675 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1677 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1679 * tree-ssa-alias.c: Fix unintentional commit.
1681 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1683 * passes.c (execute_one_pass): Fix unintentional commit.
1685 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1687 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1688 (df_rd_local_compute, df_md_local_compute): Inline them.
1690 (df_md_scratch): New.
1691 (df_md_alloc, df_md_free): Allocate/free it.
1692 (df_md_local_compute): Only include live registers in init.
1693 (df_md_transfer_function): Prune the in-set computed by
1694 the confluence function, and the gen-set too.
1696 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1698 PR rtl-optimization/26854
1699 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1700 * df-problems.c (df_rd_add_problem): Fix comment.
1701 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1702 df_md_simulate_artificial_defs_at_top,
1703 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1704 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1705 df_md_transfer_function, df_md_init, df_md_confluence_0,
1706 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1707 problem_MD, df_md_add_problem): New.
1708 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1709 df_md_get_bb_info): New.
1710 (DF_LAST_PROBLEM_PLUS1): Adjust.
1712 * Makefile.in (fwprop.o): Include domwalk.h.
1713 * fwprop.c: Include domwalk.h.
1714 (reg_defs, reg_defs_stack): New.
1715 (bitmap_only_bit_between): Remove.
1716 (process_defs): New.
1717 (process_uses): Use reg_defs and local_md instead of
1718 bitmap_only_bit_between and local_rd.
1719 (single_def_use_enter_block): New, from build_single_def_use_links.
1720 (single_def_use_leave_block): New.
1721 (build_single_def_use_links): Remove code moved to
1722 single_def_use_enter_block, invoke domwalk.
1723 (use_killed_between): Adjust comment.
1725 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1727 * bitmap.h (bitmap_ior_and_into): New.
1728 * bitmap.c (bitmap_ior_and_into): New.
1730 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1732 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1733 before_dom_children_before_stmts and after_dom_children_after_stmts.
1734 Rename the two remaining callbacks to just before_dom_children and
1735 after_dom_children. Remove other GIMPLE statement walking bits.
1736 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1737 * graphite.c: Do not include domwalk.h.
1738 * tree-into-ssa.c (interesting_blocks): New global.
1739 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1740 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1741 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1742 now that they're not domwalk callbacks.
1743 (rewrite_initialize_block): Rename to...
1744 (rewrite_enter_block): ... this, place after called functions. Test
1745 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1746 (rewrite_finalize_block): Rename to...
1747 (rewrite_leave_block): ... this, place after called functions.
1748 (rewrite_update_init_block): Rename to...
1749 (rewrite_update_enter_block): ... this, place after called functions.
1750 Test interesting_blocks, call rewrite_update_stmt and
1751 rewrite_update_phi_arguments.
1752 (rewrite_update_fini_block): Rename to...
1753 (rewrite_leave_block): ... this, place after called functions.
1754 (rewrite_blocks): Remove last argument, simplify initialization of
1756 (mark_def_sites_initialize_block): Rename to...
1757 (mark_def_sites_block): ... this, call mark_def_sites.
1758 (mark_def_sites_blocks): Remove argument, simplify initialization of
1760 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1761 (update_ssa): Likewise.
1762 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1764 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1765 (dom_opt_initialize_block): Rename to...
1766 (dom_opt_enter_block): ... this, place after called functions. Walk
1767 statements here, inline propagate_to_outgoing_edges.
1768 (dom_opt_finalize_block): Rename to...
1769 (dom_opt_leave_block): ... this, place after called functions.
1770 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1772 (dse_enter_block, dse_record_phi): New.
1773 (dse_record_phis): Delete.
1774 (dse_finalize_block): Rename to...
1775 (dse_leave_block): ... this.
1776 (tree_ssa_dse): Simplify initialization of walk_data.
1777 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1778 Adjust initialization of walk_data.
1779 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1780 * tree-ssa-loop-phiopt.c (get_non_trapping):
1781 Adjust initialization of walk_data.
1782 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1783 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1784 it's not a domwalk callback.
1785 (uncprop_initialize_block): Rename to...
1786 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1787 (dse_finalize_block): Rename to...
1788 (dse_leave_block): ... this.
1789 (tree_ssa_uncprop): Simplify initialization of walk_data.
1790 * Makefile.in: Adjust dependencies.
1792 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1794 * arm.md (casesi): Fix test for Thumb1.
1795 (thumb1_casesi_internal_pic): Likewise.
1796 (thumb1_casesi_dispatch): Likewise.
1798 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1800 * config/arm/arm-cores.def: Added core cortex-m0.
1801 * config/arm/arm-tune.md: Regenerated.
1802 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1804 2009-06-26 DJ Delorie <dj@redhat.com>
1806 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1808 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1809 the scheduler doesn't tag jump insns.
1811 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1813 * c-decl.c (merge_decls): Re-indent.
1815 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1818 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1819 Special-case decimal float constants.
1821 2009-06-26 Richard Henderson <rth@redhat.com>
1823 * function.h (struct function): Add cannot_be_copied_reason,
1824 and cannot_be_copied_set.
1825 * tree-inline.c (has_label_address_in_static_1): Rename from
1826 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1827 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1828 don't set inline_forbidden_reason.
1829 (copy_forbidden): New function, split out of inline_forbidden_p.
1830 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1831 (inline_forbidden_p): Use copy_forbidden.
1832 (tree_versionable_function_p): Likewise.
1833 (inlinable_function_p): Merge into tree_inlinable_function_p.
1834 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1835 * ipa-cp.c (ipcp_versionable_function_p): New function.
1836 (ipcp_cloning_candidate_p): Use it.
1837 (ipcp_node_modifiable_p): Likewise.
1839 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1841 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1842 that is marked not to be inlined. Remove flag_mudflap use.
1843 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1844 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1846 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1849 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1850 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1852 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1854 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1856 (__mingwthr_remove_key_dtor): Likewise.
1858 2009-06-26 Richard Guenther <rguenther@suse.de>
1860 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1862 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1865 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1866 try the non-cond_exec path also.
1868 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1871 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1872 (output_cbranch): Use new functions.
1873 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1876 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1877 Pat Haugen <pthaugen@us.ibm.com>
1878 Revital Eres <ERES@il.ibm.com>
1880 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1881 for %c error. Add %x support to print VSX registers as a unified
1882 register set, instead of separate float and altivec registers.
1883 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1884 %y case, and add support for VSX pre-modify addresses.
1885 (output_toc): Add assert for CONST containing an integer constant
1887 (rs6000_adjust_cost): Add POWER7 support.
1888 (insn_must_be_first_in_group): Ditto.
1889 (insn_must_be_last_in_group): Ditto.
1890 (rs6000_emit_popcount): Ditto.
1891 (rs6000_vector_mode_supported_p): Ditto.
1893 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1894 Change some of the functions called by macros to being called
1895 through a pointer, so debug functions can be inserted if
1896 -mdebug=addr or -mdebug=cost.
1897 (rs6000_preferred_reload_class_ptr): Ditto.
1898 (rs6000_secondary_reload_class_ptr): Ditto.
1899 (rs6000_secondary_memory_needed_ptr): Ditto.
1900 (rs6000_cannot_change_mode_class_ptr): Ditto.
1901 (rs6000_secondary_reload_inner): Ditto.
1902 (rs6000_legitimize_reload_address): Ditto.
1903 (rs6000_legitimize_reload_address_ptr): Ditto.
1904 (rs6000_mode_dependent_address): Ditto.
1905 (rs6000_mode_dependent_address_ptr): Ditto.
1907 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1908 function to return true if the mode allows reg + integer
1910 (virtual_stack_registers_memory_p): New function to return true if
1911 the address refers to a virtual stack register.
1912 (rs6000_legitimate_offset_address_p): Move code to say whether a
1913 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1915 (rs6000_legitimate_address_p): Add checks for modes that only can
1916 do reg+reg addressing. Start adding VSX support.
1917 (rs6000_legitimize_reload_address): Ditto.
1918 (rs6000_legitimize_address): Ditto.
1919 (rs6000_debug_legitimate_address_p): New debug functions for
1920 -mdebug=addr and -mdebug=cost.
1921 (rs6000_debug_rtx_costs): Ditto.
1922 (rs6000_debug_address_costs): Ditto.
1923 (rs6000_debug_adjust_cost): Ditto.
1924 (rs6000_debug_legitimize_address): Ditto.
1925 (rs6000_legitimize_reload_address_ptr): Point to call normal
1926 function or debug function. Make functions called via pointer
1928 (rs6000_mode_dependent_address_ptr): Ditto.
1929 (rs6000_secondary_reload_class_ptr): Ditto.
1930 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1931 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1932 into a friendlier error.
1933 (rs6000_init_builtins): Add initial VSX support.
1934 (rs6000_adjust_cost): Fix some spacing issues.
1936 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1937 (REG_CLASS_NAMES): Ditto.
1938 (REG_CLASS_CONTENTS): Ditto.
1939 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1940 pointer, to add -mdebug=addr support.
1941 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1942 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1943 -mdebug=addr support.
1944 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1945 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1946 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1948 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1950 (bswapsi*): Set attribute types for load/store. Add combiner
1951 patterns to eliminate zero extend on 64-bit.
1952 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1953 stdbrx if the hardware supports those instructions.
1955 2009-06-25 Ian Lance Taylor <iant@google.com>
1957 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1958 (Link Options): Document -static-libstdc++.
1960 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1963 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1964 DATA_ALIGNMENT instead.
1966 2009-06-25 Richard Guenther <rguenther@suse.de>
1968 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1969 indirect references against the callused/escaped solutions.
1970 (call_may_clobber_ref_p_1): Likewise.
1972 2009-06-25 Martin Jambor <mjambor@suse.cz>
1974 PR tree-optimization/40493
1975 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1976 (enum unscalarized_data_handling): New type.
1977 (handle_unscalarized_data_in_subtree): Return what has been done.
1978 (load_assign_lhs_subreplacements): Handle left flushes differently.
1979 (sra_modify_assign): Use unscalarized_data_handling, simplified
1980 condition determining whether to remove the statement.
1982 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1984 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1985 excerpt - @ should be doubled for texinfo.
1987 2009-06-24 Ian Lance Taylor <iant@google.com>
1989 * config/arc/arc.c: Include "df.h".
1990 (arc_attribute_table): Make static. Move higher in file.
1991 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1992 (output_shift): Initialize n later to avoid warning.
1993 * config/arm/arm.c (arm_attribute_table): Make static. Move
1995 * config/avr/avr.c (avr_attribute_table): Make static. Move
1997 (reg_class_tab): Change array type from int to enum reg_class.
1998 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2000 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2001 (lshrhi3_out): Likewise.
2002 (class_likely_spilled_p): Change return type to bool.
2003 (avr_rtx_costs): Use local code variable with enum type.
2004 * config/avr/avr.md (movmemhi): Use add_reg_note.
2005 (andhi3, andsi3): Don't use AS2 with "and".
2006 (iorhi3, iorsi3): Don't use AS2 with "or".
2007 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2008 * config/crx/crx.c: Include "df.h".
2009 (crx_attribute_table): Make static.
2010 * config/m32r/m32r.c: Include "df.h".
2011 (m32r_attribute_table): Make static. Move higher in file.
2012 (pop): Use add_reg_note.
2013 (block_move_call): Change 0 to LCT_NORMAL in function call.
2014 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2015 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2016 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2017 declare, not just when TREE_CODE is defined.
2018 * config/m68hc11/m68hc11.c: Include "expr.h".
2019 (m68hc11_attribute_table): Make static. Move higher in file.
2020 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2022 (m68hc11_register_indirect_p): Likewise.
2023 (m68hc11_function_arg_padding): Change return type to enum
2025 (emit_move_after_reload): Use add_reg_note.
2026 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2027 (m68hc11_split_logical): Likewise.
2028 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2030 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2031 to VOIDmode in function call.
2032 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2034 (m68hc11_split_logical): Update declaration.
2035 (m68hc11_function_arg_padding): Update declaration.
2036 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2037 to array of enum reg_class.
2038 (mcore_attribute_table): Make static. Move higher in file.
2039 (mcore_rtx_costs): Add cast to enum type.
2040 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2041 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2042 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2044 * config/sh/predicates.md (trapping_target_operand): Rename and to
2046 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2048 * config/spu/spu.c (spu_attribute_table): Make static. Move
2050 * config/v850/v850.c (v850_attribute_table): Make static. Move
2052 (v850_rtx_costs): Use local code with enum type.
2053 (expand_epilogue): Add cast.
2054 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2056 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2059 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2060 -m2a-single-only and -m2a-nofpu.
2061 * config/sh/sh.opt: Document m2a generates FPU code.
2063 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2065 * defaults.h (CAN_ELIMINATE): Provide default.
2066 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2067 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2068 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2069 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2070 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2071 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2072 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2073 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2074 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2075 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2077 2009-06-24 DJ Delorie <dj@redhat.com>
2079 * mep-ext-cop.cpu: Fix copyright notice.
2080 * mep-default: Fix copyright notice.
2081 * mep-core: Fix copyright notice.
2082 * mep: Fix copyright notice.
2083 * mep-ivc2: Fix copyright notice.
2084 * mep-c5: Fix copyright notice.
2086 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2088 * doc/contrib.texi (Contributors):
2090 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2093 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2094 src and dst operands if necessary.
2096 2009-06-23 DJ Delorie <dj@redhat.com>
2099 * config.gcc: Add mep support.
2100 * recog.c: Resurrect validate_replace_rtx_subexp().
2101 * recog.h: Likewise.
2102 * config/mep/: Add new port:
2103 * config/mep/constraints.md: New file.
2104 * config/mep/default.h: New file.
2105 * config/mep/intrinsics.h: New file.
2106 * config/mep/intrinsics.md: New file.
2107 * config/mep/ivc2-template.h: New file.
2108 * config/mep/mep-c5.cpu: New file.
2109 * config/mep/mep-core.cpu: New file.
2110 * config/mep/mep-default.cpu: New file.
2111 * config/mep/mep-ext-cop.cpu: New file.
2112 * config/mep/mep-intrin.h: New file.
2113 * config/mep/mep-ivc2.cpu: New file.
2114 * config/mep/mep-lib1.asm: New file.
2115 * config/mep/mep-lib2.c: New file.
2116 * config/mep/mep-pragma.c: New file.
2117 * config/mep/mep-protos.h: New file.
2118 * config/mep/mep-tramp.c: New file.
2119 * config/mep/mep.c: New file.
2120 * config/mep/mep.cpu: New file.
2121 * config/mep/mep.h: New file.
2122 * config/mep/mep.md: New file.
2123 * config/mep/mep.opt: New file.
2124 * config/mep/predicates.md: New file.
2125 * config/mep/t-mep: New file.
2127 2009-06-23 Ian Lance Taylor <iant@google.com>
2129 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2130 from loose_warn into c_loose_warn and from strict_warn into
2131 c_strict_warn. Set and substitute warn_cxxflags. Check for
2132 --enable-build-with-cxx. Set and substitute
2133 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2134 * Makefile.in (CXXFLAGS): New variable.
2135 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2136 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2137 the default is the same as $(STRICT_WARN).
2138 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2139 (CXX): New variable.
2140 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2141 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2142 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2143 (HOST_LIBS): New variable.
2144 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2145 (ALL_CXXFLAGS): New variable.
2146 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2147 * doc/install.texi (Configuration): Document
2148 --enable-build-with-cxx, --with-stage1-ldflags,
2149 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2150 * configure: Rebuild.
2152 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2154 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2155 from previous commit.
2157 2009-06-23 Ian Lance Taylor <iant@google.com>
2159 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2161 2009-06-23 Ian Lance Taylor <iant@google.com>
2163 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2164 with ATTRIBUTE_UNUSED.
2166 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2167 Pat Haugen <pthaugen@us.ibm.com>
2168 Revital Eres <eres@il.ibm.com>
2170 * config.in (HAVE_AS_POPCNTD): Add default definition.
2171 (HAVE_AS_LWSYNC): Ditto.
2173 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2175 (gcc_cv_as_powerpc_cmpb): Ditto.
2176 (gcc_cv_as_powerpc_dfp): Ditto.
2177 (gcc_cv_as_powerpc_vsx): Ditto.
2178 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2179 supporting the popcntd/lwsync instructions.
2180 (gcc_cv_as_powerpc_lwsync): Ditto.
2181 * configure: Regenerate.
2183 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2184 -mcpu=native and -mcpu=power7.
2185 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2187 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2188 a variable instead of a mask to reduce the number of mask bits.
2189 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2190 (-mbit-word): Ditto.
2191 (-mregnames): Ditto.
2192 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2193 (-mfused-madd): Ditto.
2195 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2197 (-mvsx): New switch for VSX instructions.
2198 (-misel): Move from a variable to a mask to allow it to be set by
2201 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2202 function declaration to an array declaration.
2203 (rs6000_hard_regno_nregs): New external array declaration.
2205 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2206 files included by rs6000.md.
2208 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2209 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2211 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2213 (rs6000_debug_reg): New -mdebug= variables.
2214 (rs6000_debug_addr): Ditto.
2215 (rs6000_debug_cost): Ditto.
2216 (rs6000_pmode): New variable to hold Pmode.
2217 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2218 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2219 calculated at compiler start.
2220 (rs6000_hard_regno_nregs): Change function to an array which holds
2221 HARD_REGNO_NREGS calculated at compiler start.
2222 (rs6000_explicit_options): Delete isel field.
2223 (rs6000_vector_unit): New array to hold which vector unit
2224 supports arithmetic options for a given type.
2225 (rs6000_vector_mem): New array to hold which vector unit supports
2226 memory reference operations for a given type.
2227 (rs6000_vector_align): New array to given the alignment of each
2229 (power7_cost): New basic costs for power7.
2230 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2231 (rs6000_hard_regno_nregs_internal): New function, moved from
2232 HARD_REGNO_NREGS, to calculate the number of registers each hard
2233 register takes for each type.
2234 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2235 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2236 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2237 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2238 unit information here so it is calculated once at compiler startup
2240 (rs6000_override_options): Make -misel a target mask. Add more
2241 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2242 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2244 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2245 (rs6000_handle_option): Move -misel from variable to target mask.
2246 (rs6000_builtin_mask_for_load): Add VSX support.
2247 (rs6000_conditional_register_usage): Ditto.
2248 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2249 (function_arg_boundary): Ditto.
2250 (rs6000_expand_builtin): Ditto.
2251 (def_builtin): Make abort message a little friendlier.
2252 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2254 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2255 assembler support the popcntd instruction instead of a vsx
2256 instruction to enable power7 support.
2257 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2258 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2259 option to the assembler if -mcpu=native.
2260 (ASM_CPU_NATIVE_SPEC): Ditto.
2261 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2263 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2264 the lwsync instruction.
2265 (enum processor_type): Add PROCESSOR_POWER7.
2266 (rs6000_debug_reg): New -mdebug= options.
2267 (rs6000_debug_addr): Ditto.
2268 (rs6000_debug_cost): Ditto.
2269 (rs6000_isel): Delete.
2270 (enum rs6000_vector): New enum to say what vector unit we have.
2271 (VECTOR_UNIT_*): New macros to say which vector unit has
2272 arithmetic operations for a given type.
2273 (VECTOR_MEM_*): New macros to say which vector unit has memory
2274 operations for a given type.
2275 (TARGET_LDBRX): Whether the machine supports the ldbrx
2277 (TARGET_ISEL): Delete, -misel moved to be a mask.
2278 (TARGET_ISEL64): New macro for 64-bit isel support.
2279 (UNITS_PER_VSX_WORD): New macro.
2280 (POINTER_SIZE): Move to be an external variable, rather than
2281 calculating whether we are generating 32 ot 64-bit code.
2283 (STACK_BOUNDARY): Add VSX support.
2284 (LOCAL_ALIGNMENT): Ditto.
2285 (SLOW_UNALIGNED_ACCESS): Ditto.
2286 (VSX_REGNO_P): New macro for VSX support.
2287 (VFLOAT_REGNO_P): Ditto.
2288 (VINT_REGNO_P): Ditto.
2289 (VLOGICAL_REGNO_P): Ditto.
2290 (VSX_VECTOR_MODE): Ditto.
2291 (VSX_SCALAR_MODE): Ditto.
2293 (VSX_MOVE_MODE): Ditto.
2294 (VSX_REG_CLASS_P): Ditto.
2295 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2297 (UNITS_PER_SIMD_WORD): Add VSX support.
2298 (MODES_TIEABLE_P): Ditto.
2299 (STARTING_FRAME_OFFSET): Ditto.
2300 (STACK_DYNAMIC_OFFSET): Ditto.
2301 (EPILOGUE_USES): Ditto.
2302 (REGNO_REG_CLASS): Move to array lookup.
2303 (CLASS_MAX_NREGS): Ditto.
2304 (rs6000_vector_reg_class): Add declaration.
2305 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2306 overlap with the floating point and Altivec registers.
2308 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2310 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2311 give the appropriate asm switches if -mcpu=native.
2312 (host_detect_local_cpu): Add support for "asm".
2313 (host_detect_local_cpu): Follow GNU code guidelines for name.
2315 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2316 -mbit-word to a variable instead of being a target mask.
2318 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2319 emit the lwsync instruction instead of emitting the instruction as
2320 an integer constant.
2322 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2323 fixuns_trundfsi2, move expander into rs6000.md.
2325 * config/rs6000/rs6000.md (cpu): Add power7.
2326 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2327 (logical predicate patterns): Change the single instruction
2328 primitives that set CR0 to be fast_compare instead of compare.
2330 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2331 (popcntddi2): Ditto.
2332 (popcount<mode>): Ditto.
2333 (floating multiply/add insns): Name the floating point
2335 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2336 (isel_unsigned_<mode>): Ditto.
2337 (fixuns_trundfsi2): Move expander here from spe.md.
2338 (smindi3): Define if we have -misel on 64-bit systems.
2343 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2345 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2347 * config/avr/avr.c (avr_current_device): New variable.
2348 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2349 (avr_arch, mcu_type_s): Move to avr.h.
2350 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2351 default_data_section_start fields.
2352 (avr_arch): Moved from avr.c.
2353 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2354 library_name fields.
2355 (avr_current_device, avr_mcu_types, avr_arch_types,
2356 avr_device_to_arch, avr_device_to_data_start,
2357 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2358 (EXTRA_SPEC_FUNCTIONS): Define.
2359 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2360 options mapping. Use device_to_arch and device_to_data_start insted.
2361 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2362 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2363 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2364 * config/avr/driver-avr.c: New file.
2365 * config/avr/avr-devices.c: New file.
2367 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2369 * var-tracking.c (unshare_variable): Force initialized to
2370 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2371 (set_variable_part): Likewise.
2372 (struct variable_union_info): Remove pos_src field.
2373 (vui_vec, vui_allocated): New variables.
2374 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2375 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2376 == 1 use a simpler sorting algorithm. Compute pos field right
2377 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2378 Avoid quadratic comparison if !flag_var_tracking_uninit.
2379 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2380 unshare_variable unconditionally.
2381 (dataflow_set_different_2): Removed.
2382 (dataflow_set_different): Don't traverse second hash table.
2383 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2384 unconditionally to var_reg_set or var_mem_set.
2385 (emit_notes_in_bb): Likewise.
2386 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2388 (emit_note_insn_var_location): Don't set initialized to
2389 VAR_INIT_STATUS_INITIALIZED early.
2390 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2392 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2394 * tree-object-size.c (addr_object_size): Instead of checking
2395 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2396 are no FIELD_DECLs following it.
2398 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2400 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2401 order to match bswaps with signed source operands.
2403 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2405 * sdbout.c (sdbout_one_type): Fix braces in switch.
2407 2009-06-23 Richard Guenther <rguenther@suse.de>
2409 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2411 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2412 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2413 var_callused, callused_tree, var_storedanything, storedanything_tree,
2414 var_integer, integer_tree): Remove global variables.
2415 (new_var_info): Do not pass new id, append the new var to the
2416 global variable vector.
2417 (do_ds_constraint): Use is_global_var member of the variable-info.
2418 (new_scalar_tmp_constraint_exp): Adjust.
2419 (create_function_info_for): Likewise.
2420 (create_variable_info_for): Likewise.
2421 (find_what_var_points_to): Remove dead code.
2422 (init_base_vars): Simplify.
2423 (compute_points_to_sets): Adjust.
2425 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2427 * combine.c (try_combine): Dump information about the insns we're
2430 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2432 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2433 check when calling force_to_mode on TRUNCATE's operand.
2435 2009-06-22 Ian Lance Taylor <iant@google.com>
2437 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2439 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2441 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2443 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2445 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2446 override library linkage flags such as -static-libgcc or
2449 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2451 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2453 2009-06-22 Ian Lance Taylor <iant@google.com>
2455 * config/linux.opt: Put mglibc ahead of muclibc.
2457 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2458 for duplicate decls.
2460 2009-06-22 Matthias Klose <doko@ubuntu.com>
2462 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2464 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2467 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2468 instead of NULL if a parser error occurs.
2470 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2472 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2473 non-DWARF2_DEBUGGING_INFO version.
2475 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2477 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2478 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2480 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2481 (LIBGCC2_TF_CEXT): Define.
2484 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2487 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2489 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2491 * config/arm/arm.c (arm_override_options): Disable
2492 -mcaller-super-interworking and -mcallee-super-interworking.
2493 * doc/invoke.texi (ARM Options): Document this.
2495 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2497 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2498 * config/arm/constraints.md (j): New constraint for movw operands.
2499 (N): Remove thumb2 meaning.
2500 * config/arm/arm.md (*arm_movw): Delete.
2501 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2502 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2503 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2505 2009-06-22 Martin Jambor <mjambor@suse.cz>
2507 PR tree-optimization/40492
2508 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2509 build_ref_for_offset.
2511 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2513 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2514 JUMP_TABLE_DATA_P predicates where applicable.
2515 * auto-inc-dec.c: Ditto.
2516 * builtins.c: Ditto.
2517 * caller-save.c: Ditto.
2519 * cfgcleanup.c: Ditto.
2520 * cfglayout.c: Ditto.
2523 * combine-stack-adj.c: Ditto.
2529 * dwarf2asm.c: Ditto.
2530 * dwarf2out.c: Ditto.
2531 * emit-rtl.c: Ditto.
2537 * function.c: Ditto.
2540 * genpreds.c: Ditto.
2541 * genrecog.c: Ditto.
2543 * ira-costs.c: Ditto.
2544 * ira-lives.c: Ditto.
2547 * lower-subreg.c: Ditto.
2548 * modulo-sched.c: Ditto.
2550 * postreload.c: Ditto.
2551 * print-rtl.c: Ditto.
2560 * sched-vis.c: Ditto.
2562 * sel-sched-ir.c: Ditto.
2563 * simplify-rtx.c: Ditto.
2564 * targhooks.c: Ditto.
2565 * var-tracking.c: Ditto.
2566 * vmsdbgout.c: Ditto.
2568 2009-06-22 Matthias Klose <doko@ubuntu.com>
2570 * Makefile.in (install-plugin): Always use DESTDIR.
2572 2009-06-22 Olivier Hainque <hainque@adacore.com>
2574 * config/pa/pa.c (output_call): Don't optimize post call jumps
2575 into return address adjustments if the call may throw.
2577 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2579 * arm.c (thumb1_output_casesi): New function.
2580 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2581 optimizing for size or PIC.
2582 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2583 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2584 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2585 (thumb1_casesi_internal_pic): New expand rule.
2586 (thumb1_casesi_dispatch): New pattern.
2587 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2589 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2590 in the text seciton when PIC or optimizing for size.
2591 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2592 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2593 preservation properties of code.
2594 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2595 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2596 (__gnu_thumb1_case_si): New function.
2597 * t-arm (LIB1ASMSRC): Define here.
2598 (LIB1ASMFUNCS): Add some common functions.
2599 * t-arm-elf (LIB1ASMSRC): Delete.
2600 (LIB1ASMFUNCS): Append to existing set.
2601 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2602 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2603 * t-symbian (LIB1ASMFUNCS): Likewise.
2604 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2605 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2607 2009-06-21 Richard Guenther <rguenther@suse.de>
2609 PR tree-optimization/38729
2610 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2611 to loops with a single exit if -fno-expensive-optimizations.
2613 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2615 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2616 (dataflow_set): Change vars type from htab_t to shared_hash.
2617 (shared_hash_pool, empty_shared_hash): New variables.
2618 (vars_clear): Removed.
2619 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2620 shared_hash_find_slot_unshare, shared_hash_find_slot,
2621 shared_hash_find_slot_noinsert, shared_hash_find): New
2623 (shared_hash_unshare, shared_hash_destroy): New functions.
2624 (unshare_variable): Unshare set->vars if shared, use
2626 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2627 (get_init_value, find_src_set_src, dump_dataflow_set,
2628 clobber_variable_part, emit_notes_for_differences): Use
2630 (dataflow_set_init): Remove second argument, set vars to
2631 empty_shared_hash instead of creating a new htab.
2632 (dataflow_set_clear): Call shared_hash_destroy and set vars
2633 to empty_shared_hash instead of calling vars_clear.
2634 (dataflow_set_copy): Don't call vars_copy, instead just share
2635 the src htab with dst.
2636 (variable_union): Use shared_hash_*, use initially NO_INSERT
2637 lookup if set->vars is shared. Don't keep slot cleared before
2638 calling unshare_variable. Unshare set->vars if needed.
2639 Even ->refcount == 1 vars must be unshared if set->vars is shared
2640 and var needs to be modified.
2641 (variable_canonicalize): New function.
2642 (dataflow_set_union): If dst->vars is empty, just share src->vars
2643 with dst->vars and traverse with variable_canonicalize to canonicalize
2644 and unshare what is needed.
2645 (dataflow_set_different): If old_set and new_set use the same shared
2646 htab, they aren't different. If number of htab elements is different,
2647 htabs are different. Use shared_hash_*.
2648 (dataflow_set_destroy): Call shared_hash_destroy instead of
2650 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2651 second argument to dataflow_set_init.
2652 (vt_initialize): Likewise. Initialize shared_hash_pool and
2653 empty_shared_hash, move bb in/out initialization afterwards.
2654 Use variable_htab_free instead of NULL as changed_variables del hook.
2655 (variable_was_changed): Change type of second argument to pointer to
2656 dataflow_set. When inserting var into changed_variables, bump
2657 refcount. Unshare set->vars if set is shared htab and slot needs to
2659 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2660 lookup if set->vars is shared. Unshare set->vars if needed.
2661 Even ->refcount == 1 vars must be unshared if set->vars is shared
2662 and var needs to be modified. Adjust variable_was_changed caller.
2663 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2664 vars must be unshared if set->vars is shared and var needs to be
2665 modified. Adjust variable_was_changed caller.
2666 (emit_note_insn_var_location): Don't pool_free var.
2667 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2669 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2670 free_alloc_pool on shared_hash_pool.
2672 2009-06-20 Anthony Green <green@moxielogic.com>
2674 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2675 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2677 2009-06-20 Richard Guenther <rguenther@suse.de>
2679 * tree-ssa-structalias.c (find_func_aliases): For memset use
2680 a constraint from NULL if we memset to zero.
2681 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2682 we explicitly handle that do not read from memory.
2683 (call_may_clobber_ref_p_1): Properly handle builtins that may
2686 2009-06-20 Richard Guenther <rguenther@suse.de>
2688 PR tree-optimization/40495
2689 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2690 (new_scalar_tmp_constraint_exp): New function.
2691 (process_constraint): Do not create temporary decls.
2692 (process_all_all_constraints): Likewise.
2693 (handle_const_call): Likewise.
2694 (create_function_info_for): Do not set decl.
2696 2009-06-19 Ian Lance Taylor <iant@google.com>
2698 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2699 (rs6000_attribute_table): Make static; move before use.
2701 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2703 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2704 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2705 Propagate the TREE_READONLY flag without overwriting it.
2706 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2707 Propagate the TREE_READONLY flag onto the result.
2708 (process_call_operands): Move around. Use correct constant value.
2710 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2713 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2714 * config/arm/arm.md: Likewise.
2716 2009-06-19 Ian Lance Taylor <iant@google.com>
2718 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2719 to GIMPLE_ERROR_MARK.
2721 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2722 op2_original_type parameters. Warn about using different enum types.
2723 * c-parser.c (c_parser_conditional_expression): Pass original
2724 types to build_conditional_expr.
2725 * c-tree.h (build_conditional_expr): Update declaration.
2727 2009-06-19 Ian Lance Taylor <iant@google.com>
2729 * config/i386/i386.c (ix86_function_specific_save): Test that
2730 fields match values, rather than testing the values are in a
2733 2009-06-19 Richard Guenther <rguenther@suse.de>
2735 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2737 (ptr_derefs_may_alias_p): Likewise.
2738 (ptr_deref_may_alias_ref_p_1): New function.
2739 (ptr_deref_may_alias_ref_p): Likewise.
2740 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2741 covered by looking at the ESCAPED solution.
2742 (call_may_clobber_ref_p_1): Likewise.
2743 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2744 Handle NULL_TREE offset. Do not produce redundant constraints.
2745 (process_all_all_constraints): New helper function.
2746 (do_structure_copy): Use it.
2747 (handle_lhs_call): Likewise.
2748 (find_func_aliases): Handle some builtins with pointer arguments
2749 and/or return values explicitly.
2751 2009-06-19 Ian Lance Taylor <iant@google.com>
2753 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2755 2009-06-19 Ian Lance Taylor <iant@google.com>
2757 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2759 2009-06-19 Ian Lance Taylor <iant@google.com>
2761 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2762 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2765 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2766 uninitialized const.
2768 2009-06-19 Ian Lance Taylor <iant@google.com>
2770 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2773 * c-decl.c (in_struct, struct_types): Remove.
2774 (struct c_binding): Add in_struct field.
2775 (c_binding_ptr): Define type, along with VEC.
2776 (struct c_struct_parse_info): Define.
2777 (struct_parse_info): New static variable.
2778 (bind): Initialize in_struct field.
2779 (start_struct): Remove enclosing_in_struct and
2780 enclosing_struct_types parameters. Add
2781 enclosing_struct_parse_info parameter. Change all callers. Set
2782 struct_parse_info rather than in_struct and struct_types.
2783 (grokfield): If -Wc++-compat and there is a symbol binding for the
2784 field name, set the in_struct flag and push it on the
2785 struct_parse_info->fields vector.
2786 (warn_cxx_compat_finish_struct): New static function.
2787 (finish_struct): Remove enclosing_in_struct and
2788 enclosing_struct_types parameters. Add
2789 enclosing_struct_parse_info parameter. Change all callers. Don't
2790 set C_TYPE_DEFINED_IN_STRUCT here. Call
2791 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2792 parameter. Only push on struct_types if warn_cxx_compat.
2793 (finish_enum): Only push on struct_types if warn_cxx_compat.
2794 (declspecs_add_type): Add loc parameter. Change all callers.
2795 Change all error calls to error_at. Pass loc, not input_location,
2796 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2797 defined in a struct. If -Wc++-compat and parsing a struct, record
2798 that a typedef name was used.
2799 * c-parser.c (c_parser_declspecs): Get location to pass to
2801 (c_parser_struct_or_union_specifier): Update calls to start_struct
2803 * c-tree.h (struct c_struct_parse_info): Declare.
2804 (finish_struct, start_struct): Update declarations.
2805 (declspecs_add_type): Update declaration.
2807 2009-06-19 Ian Lance Taylor <iant@google.com>
2809 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2810 variable with an anonymous type.
2812 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2814 * see.c: Remove for real.
2816 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2818 * optabs.h (enum optab_index): Add new OTI_significand.
2819 (significand_optab): Define corresponding macro.
2820 * optabs.c (init_optabs): Initialize significand_optab.
2821 * genopinit.c (optabs): Implement significand_optab using
2822 significand?f2 patterns.
2823 * builtins.c (expand_builtin_mathfn): Handle
2824 BUILT_IN_SIGNIFICAND{,F,L}.
2825 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2826 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2828 * config/i386/i386.md (significandxf2, significand<mode>2): New
2829 expanders to implement significandf, significand and significandl
2830 built-ins as inline x87 intrinsics.
2832 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2834 * config/avr/avr.c (avr_override_options): Remove setting value of
2835 PARAM_INLINE_CALL_COST.
2837 2009-06-18 Richard Henderson <rth@redhat.com>
2840 * tree-pass.h (TDF_ASMNAME): New.
2841 * tree-dump.c (dump_options): Add asmname.
2842 * doc/invoke.texi: Document it.
2844 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2845 (dump_decl_name): ...here.
2846 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2847 (dump_generic_node): Update dump_function_name calls.
2848 (print_call_name): New flags arg; update all dump calls.
2849 * diagnostic.h (print_call_name): Update.
2850 * gimple-pretty-print.c (dump_gimple_call): Update.
2852 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2855 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2857 2009-06-18 Diego Novillo <dnovillo@google.com>
2859 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2860 * plugin.c (str_license): Declare.
2861 (try_init_one_plugin): Assert that the symbol
2862 'plugin_is_GPL_compatible' exists.
2864 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2867 * Makefile.in (OBJS-common): Remove see.o.
2869 * common.opt (fsee): Mark as preserved for backward compatibility.
2870 * opts.c (common_handle_option): Add OPT_fsee to the backward
2871 compatibility section.
2872 * passes.c (init_optimization_passes, pass_see): Remove pass.
2873 * timevar.def (TV_SEE): Remove.
2874 * tree-pass.h (pass_see): Remove declaration.
2875 * doc/invoke.texi (-fsee): Remove documentation.
2877 2009-06-18 Martin Jambor <mjambor@suse.cz>
2879 * tree-sra.c: Include statistics.h
2880 (sra_stats): New variable.
2881 (sra_initialize): Clear sra_stats.
2882 (create_access_replacement): Increment sra_stats.replacements.
2883 (get_access_replacement): Do not return twice.
2884 (analyze_all_variable_accesses): Increment statistics counter by the
2885 number of scalarized aggregates.
2886 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2887 (sra_modify_expr): Increment sra_stats.exprs.
2888 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2889 (sra_modify_assign): Increment sra_stats.exprs,
2890 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2891 (perform_intra_sra): Update statistics counters.
2892 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2894 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2896 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2897 (arm_scalar_mode_supported_p): New function.
2899 2009-06-18 Paul Brook <paul@codesourcery.com>
2900 Sandra Loosemore <sandra@codesourcery.com>
2902 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2903 (__extendhfsf2, __truncsfhf2): Define.
2904 * config/arm/fp16.c: New file.
2905 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2906 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2908 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2910 * doc/extend.texi (Half-Precision): New section.
2911 * doc/invoke.texi (Option Summary): List -mfp16-format.
2912 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2913 * config/arm/arm.opt (mfp16-format=): New.
2914 * config/arm/arm.c: Include intl.h.
2915 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2916 (TARGET_INVALID_RETURN_TYPE): Redefine.
2917 (TARGET_PROMOTED_TYPE): Redefine.
2918 (TARGET_CONVERT_TO_TYPE): Redefine.
2919 (arm_fp16_format): Define.
2920 (all_fpus): Add entry for neon-fp16.
2921 (fp_model_for_fpu): Likewise.
2922 (struct fp16_format): Declare.
2923 (all_fp16_formats): Define.
2924 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2926 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2928 (arm_legitimate_index_p): Treat HFmode like HImode.
2929 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2930 (coproc_secondary_reload_class): Special-case HFmode.
2931 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2932 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2933 (arm_init_fp16_builtins): New.
2934 (arm_init_builtins): Call it.
2935 (arm_invalid_parameter_type): New.
2936 (arm_invalid_return_type): New.
2937 (arm_promoted_type): New.
2938 (arm_convert_to_type).
2939 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2941 (arm_emit_fp16_const): New function.
2942 (arm_mangle_type): Mangle __fp16 as "Dh".
2943 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2945 (TARGET_NEON_FP16): New.
2946 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2947 (enum fputype): Add FPUTYPE_NEON_FP16.
2948 (enum arm_fp16_format_type): Declare.
2949 (arm_fp16_format): Declare.
2950 (LARGEST_EXPONENT_IS_NORMAL): Define.
2951 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2952 * config/arm/arm-modes.def (HFmode): Define.
2953 * config/arm/vfp.md: (*movhf_vfp): New.
2956 * config/arm/arm.md: (fpu): Add neon_fp16.
2957 (floatsihf2, floatdihf2): New.
2958 (fix_trunchfsi2, fix_trunchfdi2): New.
2962 (*arm32_movhf): New.
2963 (*thumb1_movhf): New.
2964 (consttable_2): Add check for HFmode constants.
2965 (consttable_4): Handle HFmode constants.
2967 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2969 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2971 2009-06-17 Olivier Hainque <hainque@adacore.com>
2973 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2974 const char ** conversion in AIX specific section.
2976 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2978 * config/i386/i386.c (ix86_special_builtin_type): Remove
2979 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2980 (bdesc_special_args): Updated.
2981 (ix86_init_mmx_sse_builtins): Likewise.
2982 (ix86_expand_special_args_builtin): Likewise.
2984 2009-06-17 Richard Henderson <rth@redhat.com>
2986 * tree-pretty-print.c (maybe_dump_asm_name): New.
2987 (dump_decl_name): Use it.
2988 (PRINT_FUNCTION_NAME): Merge into...
2989 (dump_function_name): ... here. Use maybe_dump_asm_name.
2991 2009-06-17 Cary Coutant <ccoutant@google.com>
2993 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2995 * debug.c (struct gcc_debug_hooks): Change placeholder for
2997 (debug_nothing_int_charstar_int): Replaced by...
2998 (debug_nothing_int_charstar_int_bool): ...this.
2999 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3000 source_line prototype.
3001 (debug_nothing_int_charstar_int): Replaced by...
3002 (debug_nothing_int_charstar_int_bool): ...this.
3003 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3004 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3005 Output is_stmt operand when necessary.
3006 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3007 (notice_source_line): Add is_stmt parameter.
3008 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3009 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3011 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3012 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3014 2009-06-17 Ian Lance Taylor <iant@google.com>
3016 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3018 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3021 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3023 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3024 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3025 tree_strip_sign_nop_conversions and
3026 tree_ssa_strip_useless_type_conversions rather than stripping
3027 the operations here.
3028 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3030 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3031 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3032 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3033 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3036 2009-06-17 Michael Eager <eager@eagercon.com>
3038 * config/rs6000/constraints.md (register_constraint "d"): New.
3039 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3040 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3041 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3042 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3043 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3044 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3045 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3046 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3047 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3048 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3050 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3051 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3052 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3053 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3054 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3055 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3056 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3057 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3058 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3059 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3060 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3061 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3062 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3063 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3065 2009-06-16 Ian Lance Taylor <iant@google.com>
3067 * profile.c (total_num_never_executed): Don't define.
3068 (compute_branch_probabilities): Don't count or print
3070 (init_branch_prob): Don't set total_num_never_executed.
3071 (end_branch_prob): Don't print total_num_never_executed.
3073 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3075 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3077 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3079 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3080 (nabstd2_fpr): Same.
3082 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3084 * expr.c (expand_assignment): Change complex type check.
3086 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3088 * doc/plugins.texi (Building GCC plugins): Added new section.
3090 2009-06-17 Ian Lance Taylor <iant@google.com>
3092 * c-pch.c (get_ident): Don't set size of templ array.
3093 (pch_init): Don't set size of partial_pch array.
3095 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3096 string constant to intialize an array whose size is the length of
3099 2009-06-17 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/40389
3102 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3103 to addressable types.
3104 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3106 2009-06-17 Richard Guenther <rguenther@suse.de>
3109 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3110 if there is no evolution of left in the loop bail out.
3111 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3112 chrec_fold_multiply.
3114 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3115 Janis Johnson <janis187@us.ibm.com>
3118 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3119 for the symbol ref of a constant that is the source of a move
3120 - nor for any other not-obvious-label-ref constants.
3122 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3124 * plugin.c (position_pass): Skip newly inserted pass during list
3125 traversal to avoid repeated insertion.
3127 2009-06-16 Ian Lance Taylor <iant@google.com>
3129 * vec.h (VEC_stack_alloc): Define different version if
3130 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3131 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3132 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3133 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3135 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3137 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3139 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3140 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3141 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3142 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3143 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3144 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3145 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3146 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3147 __builtin_ia32_rdtscp.
3148 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3149 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3150 and __builtin_ia32_rorhi.
3151 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3152 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3153 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3154 (ix86_expand_args_builtin): Likewise.
3155 (ix86_expand_special_args_builtin): Likewise.
3157 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3158 (UNSPECV_RDTSC): Likewise.
3159 (UNSPECV_RDPMC): Likewise.
3160 (*bsr): Renamed to ...
3162 (*bsr_rex64): Renamed to ...
3166 (*rdpmc_rex64): Likewise.
3169 (*rdtsc_rex64): Likewise.
3171 (*rdtscp): Likewise.
3172 (*rdtscp_rex64): Likewise.
3174 * config/i386/ia32intrin.h: New.
3176 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3178 2009-06-16 Ian Lance Taylor <iant@google.com>
3180 * ira-build.c (copy_info_to_removed_store_destinations):
3181 Initialize parent_a.
3183 2009-06-16 Ian Lance Taylor <iant@google.com>
3185 * c-decl.c (grokdeclarator): Change size_varies to bool.
3187 2009-06-16 Ian Lance Taylor <iant@google.com>
3189 * sel-sched.c: Make forward declarations of move_op_hooks and
3190 fur_hooks explicitly extern.
3192 2009-06-16 Ian Lance Taylor <iant@google.com>
3194 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3195 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3197 2009-06-16 Ian Lance Taylor <iant@google.com>
3199 * resource.c (mark_referenced_resources): Change
3200 include_delayed_effects parameter to bool. Change all callers.
3201 (mark_end_of_function_resources): Likewise.
3202 * reorg.c (insn_references_resource_p): Likewise.
3203 (insn_sets_resource_p): Likewise.
3204 * resource.h (mark_referenced_resources): Update declaration.
3205 (mark_end_of_function_resources): Update declaration.
3207 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3209 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3211 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3213 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3214 GCC can bootstrap on AIX with GNU Binutils 2.20.
3216 2009-06-16 Ian Lance Taylor <iant@google.com>
3218 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3220 2009-06-16 Ian Lance Taylor <iant@google.com>
3222 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3223 inline, not extern inline.
3224 (exact_log2): Likewise.
3225 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3227 (exact_log2): Likewise, but don't test CTZ_HWI.
3229 2009-06-16 Ian Lance Taylor <iant@google.com>
3231 * bitmap.c (bitmap_clear): Don't declare as inline.
3232 * gimple.c (gimplify_assign): Likewise.
3233 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3234 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3235 (sched_scan_info): Remove duplicate definition.
3237 2009-06-16 Ian Lance Taylor <iant@google.com>
3239 * c-common.c (skip_evaluation): Don't define.
3240 (c_inhibit_evaluation_warnings): Define global variable.
3241 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3242 than skip_evaluation.
3243 (convert_and_check, warn_for_div_by_zero): Likewise.
3244 * c-common.h (skip_evaluation): Don't declare.
3245 (c_inhibit_evaluation_warnings): Declare.
3246 * c-parser.c (c_parser_typeof_specifier): Set
3247 c_inhibit_evaluation_warnings rather than skip_evaluation.
3248 (c_parser_conditional_expression): Likewise.
3249 (c_parser_binary_expression): Likewise.
3250 (c_parser_sizeof_expression): Likewise.
3251 (c_parser_alignof_expression): Likewise.
3252 * c-typeck.c (build_indirect_ref): Check
3253 c_inhibit_evaluation_warnings rather than skip_evaluation.
3254 (build_conditional_expr, build_binary_op): Likewise.
3256 2009-06-16 Richard Guenther <rguenther@suse.de>
3258 * tree-ssa-alias.c (is_escape_site): Remove.
3259 * tree-ssa-alias.h (enum escape_type): Remove.
3260 (is_escape_site): Likewise.
3261 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3262 via casts and asms without deferring to is_escape_site.
3264 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3267 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3268 use gen_lowpart if op0 has complex mode.
3270 2009-06-16 Richard Guenther <rguenther@suse.de>
3272 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3273 variables add them to ESCAPED.
3274 (find_func_aliases): Do not make all indirectly stored values escaped.
3276 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3278 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3281 2009-06-16 Martin Jambor <mjambor@suse.cz>
3283 PR tree-optimization/40432
3284 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3285 check whether we need to force gimple register operand.
3287 2009-06-16 Martin Jambor <mjambor@suse.cz>
3289 PR tree-optimization/40413
3290 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3291 build_ref_for_offset.
3292 (propagate_subacesses_accross_link): Fix a typo in a comment.
3294 2009-06-16 Ira Rosen <irar@il.ibm.com>
3296 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3297 with additional parameter.
3298 * tree-vectorizer.h (enum vect_def_type): Add new value
3300 (enum vect_relevant): Add comments.
3301 (vect_is_simple_reduction): Add new argument.
3302 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3303 Detect nested cycles.
3304 (vect_is_simple_reduction): Update documentation, add an argument to
3305 distinguish inner-loop reduction from nested cycle, detect nested
3306 cycles, fix printings and indentation, don't swap operands in case
3308 (get_initial_def_for_reduction): Handle subtraction.
3309 (vect_create_epilog_for_reduction): Add new argument to specify
3311 (vect_finalize_reduction): Handle subtraction, fix comments.
3312 (vectorizable_reduction): Handle nested cycles. In case of nested
3313 cycle keep track of the reduction variable position. Call
3314 vect_is_simple_reduction with additional parameter. Use original
3315 statement code in reduction epilogue for nested cycle. Call
3316 vect_create_epilog_for_reduction with additional parameter.
3317 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3318 inner-loop vectorization.
3319 (vect_recog_widen_sum_pattern): Likewise.
3320 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3322 (vect_mark_stmts_to_be_vectorized): Likewise.
3323 (vect_get_vec_def_for_operand): Handle nested cycles.
3325 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3327 * doc/invoke.texi (Debugging Options): Fix option index entries
3328 for -fdump-statistics, -frandom-seed add entries for
3329 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3330 (FRV Options): Fix entries for -mTLS, -mtls.
3331 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3332 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3333 (M68hc1x Options): Fix @itemx for -mnominmax.
3334 (MCore Options): Fix entry for -mno-lsim.
3335 (MMIX Options): Fix entry for -mabi=mmixware.
3336 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3338 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3340 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3341 Mention the plugin mode of gengtype.
3342 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3343 * gengtype.c: Updated copyright.
3344 (plugin_files, nb_plugin_files) Added new static variables.
3345 (measure_input_list) Care about plugin_files.
3346 (write_rtx_next): Added early return in plugin mode.
3347 (create_file): Updated copyright year in generated file. Added
3349 (oprintf): Added early return if NULL outf.
3350 (get_output_file_with_visibility): Care of plugin_files.
3351 (get_output_file_name): May return null.
3352 (write_local): Added early return.
3353 (put_mangled_filename): Ditto.
3354 (finish_root_table): Added check for base_files.
3355 (write_roots): Care about null when plugins.
3356 (main): Added plugin mode.
3358 2009-06-15 Ian Lance Taylor <iant@google.com>
3360 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3361 * gcov.c (read_count_file): Add braces around variables declared
3364 * c.opt (Wjump-misses-init): New warning.
3365 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3366 -Wall and -Wc++-compat if not already set.
3367 (c_common_post_options): Clear warn_jump_misses_init if it was not
3369 * c-decl.c (struct c_binding): Change type field to a union with
3370 new label field. Make it the first field in the struct. Update
3371 references to type to use u.type instead.
3372 (struct c_spot_bindings): Define.
3373 (struct c_goto_bindings): Define.
3374 (c_goto_bindings_p): Define, along with VECs.
3375 (struct c_label_vars): Define.
3376 (struct c_scope): Add has_label_bindings field.
3377 (bind_label, set_spot_bindings): New static functions.
3378 (decl_jump_unsafe, update_spot_bindings): New static functions.
3379 (update_label_decls): New static function.
3380 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3381 Update binding u.label field to shadowed field.
3382 (c_binding_start_stmt_expr): New function.
3383 (c_binding_end_stmt_expr): New function.
3384 (pushdecl): Don't call c_begin_vm_scope.
3385 (make_label): Add defining and p_label_vars parameters. Change
3387 (lookup_label): Correct test for whether a label has not yet been
3388 defined. Call bind_label rather than bind.
3389 (warn_about_goto): New static function.
3390 (lookup_label_for_goto): New function.
3391 (declare_label): Call bind_label rather than bind.
3392 (check_earlier_gotos): New static function.
3393 (define_label): Don't give errors about jumping into statement
3394 expressions or scopes of variably modified types. Call
3395 set_spot_bindings and check_earlier_gotos. Call bind_label
3396 instead of bind. Don't set label_context_stack_se or
3397 label_context_stack_vm.
3398 (c_get_switch_bindings): New function.
3399 (c_release_switch_bindings): New function.
3400 (c_check_switch_jump_warnings): New function.
3401 (start_function): Don't set label_context_stack_se or
3402 label_context_stack_vm.
3403 (finish_function): Likewise.
3404 * c-typeck.c (label_context_stack_se): Don't define.
3405 (label_context_stack_vm): Don't define.
3406 (c_finish_goto_label): Call lookup_label_for_goto rather than
3407 lookup_label. Don't give errors about jumping into a statement
3408 expression or the scope of a variably modified type. Don't set
3409 label_context_stack_se or label_context_stack_vm.
3410 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3411 fields. Add bindings field.
3412 (c_start_case): Don't set deleted fields. Set bindings field.
3413 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3414 or blocked_vm. Call c_check_switch_jump_warnings.
3415 (c_finish_case): Don't test blocked_stmt_expr field. Call
3416 c_release_switch_bindings.
3417 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3418 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3419 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3420 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3421 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3422 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3423 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3424 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3425 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3426 (C_DECL_UNJUMPABLE_VM): Don't define.
3427 (C_DECL_UNDEFINABLE_VM): Don't define.
3428 (struct c_label_list): Don't define.
3429 (struct c_label_context_se): Don't define.
3430 (struct c_label_context_vm): Don't define.
3431 (struct c_spot_bindings): Declare.
3432 (c_bindings_start_stmt_expr): Declare.
3433 (c_bindings_end_stmt_expr): Declare.
3434 (lookup_label_for_goto): Declare.
3435 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3436 (c_check_switch_jump_warnings): Declare.
3437 (label_context_stack_se, label_context_stack_vm): Don't declare.
3438 (c_finish_goto_label): Update declaration.
3439 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3440 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3441 (Warning Options): Document -Wjump-misses-init.
3443 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3445 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3448 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3450 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3452 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3454 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3456 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3458 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3460 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3462 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3463 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3464 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3465 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3466 * dwarf2asm.c (dw2_force_const_mem): Update call to
3468 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3469 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3470 * langhooks.c (lhd_comdat_group): Remove.
3471 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3472 * tree.h (DECL_COMDAT_GROUP): New.
3473 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3474 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3475 (make_decl_one_only): Change signature.
3476 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3478 (make_decl_one_only): Change signature.
3479 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3481 2009-06-15 Richard Guenther <rguenther@suse.de>
3484 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3486 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3488 * tree-ssa-math-opts.c: Remove extra divide.
3490 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3492 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3494 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3496 * passes.c: Add bswap pass.
3497 * tree-pass.h: Add pass_optimize_bswap declaration.
3498 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3499 Include rtl.h, expr.h and optabs.h for optab_handler check.
3500 (struct symbolic_number, pass_optimize_bswap): New definition.
3501 (do_shift_rotate, verify_symbolic_number_p): New functions.
3502 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3503 (gate_optimize_bswap): New function.
3504 * tree.c (widest_int_cst_value): New function.
3505 * tree.h (widest_int_cst_value): Prototype added.
3507 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3509 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3510 REG_EQUAL/REG_EQUIV notes.
3512 2009-06-14 Richard Guenther <rguenther@suse.de>
3515 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3516 has its address taken if NRV was applied and it is addressable.
3517 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3518 function split out from ...
3519 (get_constraint_for_1): ... here.
3520 (handle_rhs_call): Use it to mark the return slot escaped if
3521 it is addressable and NRV was applied.
3523 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3525 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3526 Change first argument type to location_t.
3527 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3528 Do not set input_location.
3529 Use loc instead of input_location throughout.
3531 2009-06-13 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/40421
3534 * tree-predcom.c (should_unroll_loop_p): Remove.
3535 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3537 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3539 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3540 Add location argument.
3542 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3544 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3546 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3547 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3548 * config/spu/spu-protos.h: Add location to
3549 spu_resolve_overloaded_builtin.
3550 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3551 spu_build_builtin_va_list.
3552 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3553 argument. Pass location to build_function_call_vec.
3554 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3556 (emit_fpu_switch): Same.
3557 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3558 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3559 to build_decl and create_artificial_label.
3560 (xtensa_gimplify_va_arg_expr): Same.
3561 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3562 (xstormy16_gimplify_va_arg_expr): Same.
3563 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3564 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3565 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3566 (mips16_build_function_stub): Same.
3567 (mips16_build_call_stub): Same.
3569 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3572 * arm/constraints.md (Pa, Pb): New constraints.
3573 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3574 split pattern to deal with them.
3576 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3578 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3579 fix index entry for -Xpreprocessor.
3581 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3583 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3584 Add location argument to build_decl call.
3585 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3586 (rs6000_init_builtins): Same.
3587 (spe_init_builtins): Same.
3588 (rs6000_gimplify_va_arg): Add location argument to
3589 create_artificial_label call.
3591 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3593 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3594 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3595 * Makefile.in: Fix GGC dependency for gcse.o.
3597 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3599 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3600 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3601 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3603 * c-parser.c (c_parser_binary_expression): Use current column while
3604 building binary operations.
3605 * common.opt (fshow-column): Enable by default.
3606 * tree-vrp.c (check_array_ref): Use warning_at.
3607 (check_array_bounds): Use location from call back if expr has no
3609 * tree.h: Add location argument to maybe_fold_*.
3610 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3611 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3612 (maybe_fold_offset_to_component_ref): Same.
3613 (maybe_fold_offset_to_reference): Same.
3614 (maybe_fold_offset_to_address): Same.
3615 (maybe_fold_stmt_indirect): Same.
3616 (maybe_fold_stmt_addition): Same.
3617 (fold_stmt_r): Pass location to maybe_fold_*.
3618 (fold_gimple_assign): Same.
3619 * c-tree.h: Add location argument to finish_decl,
3620 default_function_array_conversion, store_init_value.
3621 * c-decl.c (define_label): Use error_at.
3622 (c_make_fname_decl): Pass location to finish_decl.
3623 (finish_decl): New location argument.
3624 (build_compound_literal): Pass location to store_init_value.
3625 (grokdeclarator): Pass location to finish_decl.
3627 * c-typeck.c (array_to_pointer_conversion): New location argument.
3628 (function_to_pointer_conversion): Same.
3629 (default_function_array_conversion): Same.
3630 (parser_build_unary_op): Pass location to overflow_warning.
3631 (parser_build_binary_op): Same. Use warning_at.
3632 (build_unary_op): Pass location to array_to_pointer_conversion.
3633 (build_c_cast): Pass location to digest_init.
3634 (build_modify_expr): New location argument.
3635 (convert_for_assignment): Same.
3636 (store_init_value): Same.
3637 (digest_init): Same.
3638 (output_init_element): Pass location to digest_init and
3639 array_to_pointer_conversion.
3640 (c_finish_return): Pass location to convert_for_assignment.
3641 * gimplify.c (gimplify_conversion): Pass location to
3642 maybe_fold_offset_to_address.
3643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3644 to maybe_fold_stmt_addition.
3645 * c-omp.c (c_finish_omp_atomic): Pass new location to
3647 (c_finish_omp_for): Same.
3648 * c-common.c (overflow_warning): New argument.
3649 * c-common.h: New argument to build_modify_expr, overflow_warning.
3650 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3652 (c_parser_initializer): Pass location to
3653 default_function_array_conversion.
3654 (c_parser_initelt): Same.
3655 (c_parser_initval): Same.
3656 (c_parser_asm_operands): Same.
3657 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3658 (c_parser_conditional_expression): Same.
3659 (c_parser_binary_expression): Add location info to stack. Use it.
3660 (c_parser_unary_expression): Pass location to
3661 default_function_array_conversion, parser_build_unary_op,
3662 build_indirect_ref, c_parser_postfix_expression_after_primary.
3663 (c_parser_postfix_expression_after_primary): New location argument.
3665 (c_parser_expression_conv): Pass location to
3666 default_function_array_conversion.
3667 (c_parser_expr_list): Same.
3668 (c_parser_omp_atomic): Same.
3669 (c_parser_omp_for_loop): Same.
3670 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3671 (build_array_declarator): New argument.
3672 * c-decl.c (build_array_declarator): Add location argument.
3673 (grokdeclarator): Set id_loc for cdk_array.
3674 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3675 build_array_declarator.
3676 * tree.c (build_omp_clause): Add location argument.
3677 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3678 (OMP_CLAUSE_LOCATION): New macro.
3679 (struct tree_omp_clause): Add location field.
3680 (build_omp_clause): Add argument.
3681 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3682 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3684 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3685 (cp_parser_omp_clause_collapse): Same.
3686 (cp_parser_omp_clause_default): Same.
3687 (cp_parser_omp_clause_if): Same.
3688 (cp_parser_omp_clause_nowait): Same.
3689 (cp_parser_omp_clause_num_threads): Same.
3690 (cp_parser_omp_clause_ordered): Same.
3691 (cp_parser_omp_clause_schedule): Same.
3692 (cp_parser_omp_clause_untied): Same.
3693 (cp_parser_omp_for_loop): Same.
3694 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3695 * c-tree.h (c_start_case): Add location argument.
3696 (c_process_expr_stmt): Same.
3697 (c_finish_goto_*): Same.
3698 * tree-parloops.c (initialize_reductions): Pass location to
3700 (create_parallel_loop): Same.
3701 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3702 (gfc_trans_omp_reduction_list): Same.
3703 (gfc_trans_omp_clauses): Same.
3704 (gfc_trans_omp_do): Same.
3705 * c-typeck.c (c_finish_goto_label): Same.
3706 (c_finish_goto_ptr): New location argument.
3707 (c_start_case): Same.
3708 (emit_side_effect_warnings): Same.
3709 (c_process_expr_stmt): Same.
3710 (c_finish_stmt_expr): Same.
3711 (c_finish_omp_clauses): Use error_at instead of error.
3712 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3714 * c-omp.c (c_split_parallel_clauses): New location argument.
3715 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3716 to build_omp_clause.
3717 (convert_local_reference_stmt): Same.
3718 (convert_gimple_call): Same.
3719 * c-common.h (c_split_parallel_clauses): New argument.
3720 * c-parser.c (c_parser_statement_after_labels): Pass location to
3721 c_finish_goto_label.
3722 (c_parser_switch_statement): Pass location to c_start_case.
3723 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3724 and c_process_expr_stmt.
3725 (c_parser_omp_variable_list): Add location argument.
3726 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3727 (c_parser_omp_clause_default): Same.
3728 (c_parser_omp_clause_if): Same.
3729 (c_parser_omp_clause_num_threads): Same.
3730 (-c_parser_omp_clause_ordered): Same.
3731 (c_parser_omp_clause_reduction): Pass location to
3732 c_parser_omp_variable_list.
3733 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3734 (c_parser_omp_clause_untied): Same.
3735 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3736 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3738 * c-tree.h (check_for_loop_decls, undeclared_variable,
3739 build_component_ref, build_array_ref, build_external_ref,
3740 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3741 build_conditional_expr, build_compound_expr, c_cast_expr,
3742 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3743 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3745 * c-semantics.c (build_stmt): Same.
3746 (build_case_label): Same.
3747 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3748 (undeclared_variable): New argument.
3750 (lookup_label): Pass location on down.
3751 (define_label): Same.
3752 (finish_decl): Same.
3753 (build_compound_literal): Same.
3754 (finish_struct): Same.
3755 (finish_function): Do not set location here.
3756 (check_for_loop_decls): New argument.
3757 * tree.c (save_expr): Set location.
3758 (build_empty_stmt): New argument.
3759 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3760 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3761 * builtins.c (gimplify_va_arg_expr): Use locations.
3762 (expand_builtin_sync_operation): Same.
3763 * c-typeck.c (build_component_ref): New argument.
3764 (build_array_ref): Same.
3765 (build_external_ref): Same.
3766 (c_expr_sizeof_expr): Same.
3767 (c_expr_sizeof_type): Same.
3768 (parser_build_unary_op): Same.
3769 (build_conditional_expr): Same.
3770 (build_compound_expr): Pass location on down.
3771 (build_compound_expr): New argument.
3772 (build_c_cast): Same.
3773 (c_cast_expr): Same.
3774 (build_asm_expr): Same.
3775 (c_finish_return): Same.
3776 (c_process_expr_stmt): Pass location on down.
3777 (c_finish_stmt_expr): New argument.
3778 (push_clenaup): Same.
3779 (c_finish_omp_parallel): Same.
3780 (c_finish_omp_task): Same.
3781 * gimplify.c (gimplify_call_expr): Pass location on down.
3782 * c-omp.c (c_finish_omp_master): New argument.
3783 (c_finish_omp_critical): Same.
3784 (c_finish_omp_ordered): Same.
3785 (c_finish_omp_barrier): Same.
3786 (-c_finish_omp_taskwait): Same.
3787 (c_finish_omp_atomic): Same.
3788 (c_finish_omp_flush): Same.
3789 * tree-inline.c (copy_tree_body_r): Pass location on down.
3790 (inline_forbidden_p): Remove use of input_location.
3791 * c-gimplify.c (c_build_bind_expr): New argument.
3792 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3793 (c_sizeof_or_alignof_type): New argument.
3794 (c_alignof_expr): Same.
3795 (build_va_arg): Same.
3796 (c_add_case_label): Same.
3797 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3798 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3799 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3800 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3801 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3802 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3804 * stub-objc.c (objc_build_selector_expr): Same.
3805 (objc_build_throw_stmt): Same.
3806 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3807 (c_parser_initelt): Same.
3808 (c_parser_compound_statement): Same.
3809 (c_parser_compound_statement_nostart): Same.
3810 (c_parser_label): Same.
3811 (c_parser_statement_after_labels): Same.
3812 (c_parser_if_body): Same.
3813 (c_parser_else_body): Same.
3814 (c_parser_if_statement): Same.
3815 (c_parser_switch_statement): Same.
3816 (c_parser_while_statement): Same.
3817 (c_parser_do_statement): Same.
3818 (c_parser_for_statement): Same.
3819 (c_parser_asm_statement): Same.
3820 (c_parser_conditional_expression): Same.
3821 (c_parser_binary_expression): Same.
3822 (c_parser_cast_expression): Same.
3823 (c_parser_unary_expression): Same.
3824 (c_parser_sizeof_expression): Same.
3825 (c_parser_alignof_expression): Same.
3826 (c_parser_postfix_expression): Same.
3827 (c_parser_expression): Same.
3828 (c_parser_objc_receiver): Same.
3829 (c_parser_omp_variable_list): Same.
3830 (c_parser_omp_structured_block): Same.
3831 (c_parser_omp_atomic): New argument.
3832 (c_parser_omp_barrier): Same.
3833 (c_parser_omp_critical): Same.
3834 (c_parser_omp_flush): Pass location on down.
3835 (c_parser_omp_for_loop): New argument.
3836 (c_parser_omp_for): Same.
3837 (c_parser_omp_master): Same.
3838 (c_parser_omp_ordered): Same.
3839 (c_parser_omp_sections_scope): Same.
3840 (c_parser_omp_sections): Same.
3841 (c_parser_omp_parallel): Same.
3842 (c_parser_omp_single): Same.
3843 (c_parser_omp_task): Same.
3844 (c_parser_omp_taskwait): Pass location on down.
3845 (c_parser_omp_construct): Same.
3846 (c_parser_omp_threadprivate): Same.
3847 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3848 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3849 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3850 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3851 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3852 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3853 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3854 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3855 config/i386/i386.c, stmt.c:
3856 Add location argument to the following function definitions and/or
3857 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3858 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3859 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3860 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3861 do_case, c_finish_bc_stmt, build_compound_literal,
3862 build_function_call.
3863 * c-decl.c (build_compound_literal): Add location argument.
3864 Make all diagnostic calls use location.
3865 (start_struct): Same.
3866 (finish_struct): Same.
3868 (build_enumerator): Same.
3869 (start_function): Same.
3870 (grokdeclarator): Make all diagnostic calls use location.
3871 (store_parm_decls_oldstyle): Same.
3872 * c-typeck.c (build_function_call): Add location argument.
3873 Make all diagnostic calls use location.
3875 (c_finish_bc_stmt): Same.
3876 * tree-nested.c (get_trampoline_type): Add argument.
3877 Pass location to build_decl.
3878 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3879 * rtl.h (RTL_LOCATION): New.
3880 * c-common.c (c_add_case_label): Add location argument.
3881 Make all diagnostic calls use location.
3882 * c-common.h: Add location argument to make_fname_decl, do_case,
3883 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3884 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3885 Set it appropriately for every case. Pass enum_loc to start_enum
3886 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3888 (c_parser_struct_or_union_specifier): Save location. Use it for
3889 start_struct, finish_struct, and parser_xref_tag.
3891 2009-06-12 Ian Lance Taylor <iant@google.com>
3893 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3895 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3896 cpp_opts->warn_cxx_operator_names.
3898 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3901 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3902 is returns NULL and OP is a VCE, look through the VCE.
3904 2009-06-12 Ian Lance Taylor <iant@google.com>
3907 * collect2.c (main): Use CONST_CAST2 in code inside #if
3908 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3910 2009-06-12 Joey Ye <joey.ye@intel.com>
3913 * cfgexpand.c (get_decl_align_unit): Update
3914 max_used_stack_slot_alignment with align instead of
3915 stack_alignment_needed.
3917 * function.c (assign_stack_local_1): Update
3918 max_used_stack_slot_alignment with alignment_in_bits instead
3919 of stack_alignment_needed.
3920 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3923 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3925 * dwarf2out.c (last_var_location_insn): New variable.
3926 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3927 (dwarf2out_var_location): Don't record anything after last real
3928 insn. Only change labels if there were any real instructions
3929 in between last note and this one, or if changed sections.
3931 2009-06-11 Richard Henderson <rth@redhat.com>
3933 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3934 note when storing the frame pointer in a register.
3935 (FRP): Don't redefine to nothing for epilogue.
3936 (alpha_expand_epilogue): Mark register and sp restores.
3937 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3939 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3940 when gen_lowpart is needed.
3942 2009-06-11 Richard Henderson <rth@redhat.com>
3944 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3946 * dwarf2out.c (need_data_align_sf_opcode): New.
3947 (div_data_align): Move earlier.
3948 (def_cfa_1, reg_save): Use it.
3950 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3952 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3953 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3954 (ix86_handle_option): Handle OPT_mcrc32.
3955 (ix86_target_string): Add -mcrc32.
3956 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3958 * config/i386/i386.h (TARGET_CRC32): New.
3960 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3961 (sse4_2_crc32di): Likewise.
3963 * config/i386/i386.opt (mcrc32): New.
3965 * doc/invoke.texi: Document -mcrc32.
3967 2009-06-11 Richard Henderson <rth@redhat.com>
3969 * common.opt (gdwarf-): Accept a version number.
3970 * doc/invoke.texi (gdwarf-): Update docs.
3971 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3972 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3973 version level, and record it.
3975 * dwarf2.h (DW_CIE_VERSION): Remove.
3976 * dwarf2out.c (DWARF_VERSION): Remove.
3977 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3978 (output_call_frame_info): Use CIE version 3 for dwarf3,
3979 or if the return register column is out of range for version 1.
3980 (dwarf_stack_op_name): Add all dwarf3 values.
3981 (DEBUG_PUBTYPES_SECTION): New.
3982 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3983 encoding change for dwarf3.
3984 (output_die) [dw_val_class_die_ref]: Likewise.
3985 (output_compilation_unit_header): Emit correct version for dwarf3.
3986 (output_line_info): Likewise.
3987 (output_pubnames): Update for DWARF_VERSION removal.
3988 (output_aranges): Likewise.
3989 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3990 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3991 (dwarf2out_finish): Likewise.
3993 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3995 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3998 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4001 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4002 * builtins.c (expand_builtin_unreachable): New function.
4003 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4004 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4005 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4007 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4008 searching for missing barriers.
4010 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4012 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4013 when -fprofile-generate* was passed.
4014 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4016 2009-06-11 Anthony Green <green@moxielogic.com>
4018 * config/moxie/moxie.md: Define length attribute for all instructions.
4020 (*b<cond:code>): Support limited branch ranges for new PC-relative
4021 branch instructions.
4022 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4024 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4026 * config/i386/i386.c (min_insn_size): Use get_attr_length
4027 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4030 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4031 instead of emit_insn_before.
4033 2009-06-10 Ian Lance Taylor <iant@google.com>
4036 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4039 2009-06-10 Revital Eres <eres@il.ibm.com>
4041 * passes.c (init_optimization_passes): Reschedule
4042 predictive-commoning pass before complete unroll pass.
4044 2009-06-10 Martin Jambor <mjambor@suse.cz>
4046 * cgraph.c (cgraph_node_can_be_local_p): New function.
4047 (cgraph_make_node_local): New function.
4048 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4049 (cgraph_make_node_local): Declare.
4051 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4053 * tree.h (tree_base): Add packed_flag and user_align fields.
4054 Decrease size of spare field.
4055 (TYPE_USER_ALIGN): Use user_align from tree_base.
4056 (DECL_USER_ALIGN): Likewise.
4057 (TYPE_PACKED): Use packed_flag from tree_base.
4058 (DECL_PACKED): Likewise.
4059 (tree_type): Delete packed_flag and user_align fields. Widen
4060 precision field. Widen mode field and shuffle fields to align
4061 mode on an 8-bit boundary.
4062 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4063 Renumber decl_flag_* fields. Fix comments. Widen
4064 decl_common_unused field.
4065 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4066 (DECL_EXTERNAL): Likewise.
4067 (DECL_BIT_FIELD): Likewise.
4068 (DECL_NONADDRESSABLE_P): Likewise.
4069 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4070 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4072 2009-06-10 Ian Lance Taylor <iant@google.com>
4074 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4075 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4076 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4077 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4078 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4079 DEF_VEC_ALLOC_FUNC_P.
4080 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4081 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4082 DEF_VEC_ALLOC_FUNC_O.
4083 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4084 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4085 DEF_VEC_ALLOC_FUNC_I.
4086 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4087 (vec_stack_p_reserve_exact_1): Declare.
4088 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4089 (vec_stack_free): Declare.
4090 (VEC_stack_alloc): Define.
4091 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4092 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4093 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4094 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4096 (stack_vecs): New static variable.
4097 (vec_stack_p_reserve_exact_1): New function.
4098 (vec_stack_o_reserve_1): New static function.
4099 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4100 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4101 (vec_stack_free): New function.
4102 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4103 (VEC_df_ref_stack_alloc): Define.
4104 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4105 DEF_VEC_ALLOC_P_STACK.
4106 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4107 (struct df_collection_rec): Change _vec fields to VEC. Remove
4109 (df_free_collection_rec): Adjust for new fields.
4110 (df_insn_rescan): Use new df_collection_rec fields.
4111 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4112 (df_ref_create_structure, df_ref_record): Likewise.
4113 (df_get_conditional_uses, df_get_call_refs): Likewise.
4114 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4115 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4116 (df_record_exit_block_uses, df_bb_verify): Likewise.
4117 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4118 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4119 Remove count parameter. Change return type to void. Change all
4121 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4122 Remove count parameter. Change return type to void. Change all
4124 (df_install_refs): Change old_vec parameter to VEC. Remove count
4125 parameter. Change all callers.
4126 (df_install_mws): Change old_vec parameter to VEC. Remove count
4127 parameter. Change all callers.
4128 (df_refs_verify): Change new_rec parameter to VEC. Change call
4130 (df_mws_verify): Likewise.
4132 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4134 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4136 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4138 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4140 2009-06-10 Anthony Green <green@moxielogic.com>
4142 * config/moxie/crti.asm: New file.
4143 * config/moxie/crtn.asm: New file.
4144 * config/moxie/moxie.c: New file.
4145 * config/moxie/moxie.h: New file.
4146 * config/moxie/sfp-machine.h: New file.
4147 * config/moxie/moxie-protos.h: New file.
4148 * config/moxie/t-moxie: Created.
4149 * config/moxie/t-moxie-softfp: Created.
4150 * config/moxie/moxie.md: Created.
4151 * config/moxie/constraints.md: Created.
4152 * config.gcc: Add moxie support.
4153 * doc/md.texi (Machine Constraints): Add moxie constraints.
4154 * doc/contrib.texi (Contributors): Mention moxie port.
4155 * doc/install.texi (Specific): Mention the moxie port.
4157 2009-06-09 Ian Lance Taylor <iant@google.com>
4159 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4161 * optabs.c (optab_table): Only use designated initializers if
4162 HAVE_DESIGNATED_INITIALIZERS is defined.
4163 (convert_optab_table): Likewise.
4164 (init_optabs): Always call init_insn_codes if
4165 HAVE_DESIGNATED_INITIALIZERS is not defined.
4167 2009-06-09 Ian Lance Taylor <iant@google.com>
4169 * targhooks.c (default_builtin_vectorized_function): Change fn
4170 parameter to unsigned int.
4171 (default_builtin_vectorized_conversion): Change code parameter to
4173 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4174 * targhooks.h: Update declarations.
4175 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4176 parameter to unsigned int.
4178 * c-typeck.c (comptypes_check_enum_int): New static function.
4179 (comptypes_internal): Add enum_and_int_p parameter. Change all
4181 (comp_target_types): Add location parameter. Change all callers.
4182 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4184 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4185 (build_conditional_expr): Add colon_loc parameter. Change all
4187 (convert_for_assignment): Add location parameter. Change all callers.
4188 * c-parser.c (c_parser_conditional_expression): Pass location of
4189 colon to build_conditional_expr.
4190 * c-tree.h (build_conditional_expr): Update declaration.
4192 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4194 * graphite.c: Revert previous patch.
4196 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4199 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4201 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4203 * tree-ssa-loop-prefetch.c
4204 (loop_prefetch_arrays): Fixed a portability problem in printf format
4207 2009-06-09 Martin Jambor <mjambor@suse.cz>
4209 PR tree-optimization/40351
4210 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4211 refrence to a potential artifical subaccess can be constructed.
4213 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4215 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4216 (sh_override_options): Likewise.
4217 * config/sh/sh.c: Include params.h.
4218 (sh_optimization_options): New.
4219 (sh_override_options): Likewise.
4220 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4221 (OVERRIDE_OPTIONS): Use sh_override_options.
4223 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4225 * dwarf2out.c (emit_cfa_remember): New variable.
4226 (add_fde_cfi): If emit_cfa_remember, recurse to add
4227 DW_CFA_remember_state first.
4228 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4229 instead just set emit_cfa_remember.
4231 2009-06-08 Jan Hubicka <jh@suse.cz>
4234 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4236 2009-06-08 Jan Hubicka <jh@suse.cz>
4239 * cgraphunit.c (save_inline_function_body): Do not copy transform
4240 hooks for saved inline bodies.
4241 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4244 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4246 * jump.c (returnjump_p): Handle delayed branches. Add missing
4249 2009-06-08 Jan Hubicka <jh@suse.cz>
4252 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4253 original node might've been modified.
4254 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4256 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4258 * tree-object-size.c (addr_object_size): Add OSI argument.
4259 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4260 (compute_builtin_object_size, expr_object_size): Adjust callers.
4261 (plus_stmt_object_size): Call addr_object_size instead of
4262 compute_builtin_object_size.
4264 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4265 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4267 * tree-ssa-loop-prefetch.c
4268 (gather_memory_references): Introduced a counter for the number of
4270 (anything_to_prefetch_p): Introduced a counter for the number of
4272 (is_loop_prefetching_profitable): New function with a cost model
4274 (loop_prefetch_arrays): Use the new cost model to determine if
4275 prefetching is profitable.
4276 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4277 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4278 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4279 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4280 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4281 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4283 2009-06-08 Michael Matz <matz@suse.de>
4286 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4287 partitions use the same.
4288 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4289 for basevars of SSA_NAMEs.
4290 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4291 to not expand them twice.
4292 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4295 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4297 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4298 (fdump-final-insns=, gtoggle): New.
4299 * doc/invoke.texi: Document them.
4300 * final.c (rest_of_clean_state): Dump final insn stream.
4301 * gcc.c (invoke_as): Hook in -fcompare-debug.
4302 (static_spec_functions): Add compare-debug-dump-opt,
4303 compare-debug-self-opt and compare-debug-auxbase-opt.
4304 (compare_debug, compare_debug_second, compare_debug_opt): New.
4305 (switches_debug_check, n_switches_debug_check): New.
4306 (debug_auxbase_opt, debug_check_temp_file): New.
4307 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4309 (do_self_spec): Handle arguments after switches.
4310 (do_spec_1): Add .gk extension to temp file basenames for compare.
4311 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4312 (cc1_options): Use it instead of normal auxbase computation for
4313 the second compare-debug compilation.
4314 (compare_files): New.
4315 (main): Set up and implement compare debug mode.
4316 (compare_debug_dump_opt_spec_function): New.
4317 (compare_debug_self_opt_spec_function): New.
4318 (compare_debug_auxbase_opt_spec_function): New.
4319 * toplev.c (process_options): Handle flag_gtoggle,
4320 flag_dump_final_insns.
4321 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4322 during -fcompare-debug-second compilation.
4324 2009-06-07 Ian Lance Taylor <iant@google.com>
4326 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4327 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4329 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4330 with no default node. Change warning with %H to warning_at.
4331 Don't clear warn_switch around case checking.
4332 * doc/invoke.texi (Warning Options): Clarify distinction between
4333 -Wswitch and -Wswitch-enum.
4335 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4337 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4339 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4341 * gbl-ctors.h: Add header guard.
4343 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4345 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4346 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4347 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4348 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4349 prototypes for removed functions.
4350 (expressions_equal_p): Move to ...
4351 * tree-ssa-sccvn.h: ... here and ...
4352 * matrix-reorg.c: ... adjust includes.
4354 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4356 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4358 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4360 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4361 (finish_function): Remove erroneous whitespace.
4363 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4365 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4366 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4368 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4370 * errors.c (internal_error): Commentary typo fix.
4371 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4372 * tree-ssa-pre.c: Ditto.
4374 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4376 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4377 them is supposed to hold actual statements.
4379 2009-06-06 Ian Lance Taylor <iant@google.com>
4381 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4382 empty statements can now have attributes.
4384 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4386 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4387 * config/mips/mips.md: Ditto.
4389 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4391 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4393 (__eabi_uconvert): Likewise.
4395 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4397 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4398 CFI_* definitions with IN_GCC.
4400 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4402 * xcoffout.h (xcoffout_source_line): Update prototype.
4404 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4406 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4407 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4409 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4412 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4413 inlined_function_outer_scope_p blocks for artificial inlines
4415 * tree.c (tree_nonartificial_location): Rewrite using
4416 block_nonartificial_location.
4418 2009-06-05 Revital Eres <eres@il.ibm.com>
4419 Leehod Baruch <leehod@il.ibm.com>
4421 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4422 (expand_expr_real_1): Remove comment.
4423 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4424 Vectorize misaligned access when the target supports it.
4425 (vect_supportable_dr_alignment): Check for unaligned access support.
4426 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4429 2009-06-05 Julian Brown <julian@codesourcery.com>
4431 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4432 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4434 2009-06-05 Richard Guenther <rguenther@suse.de>
4437 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4440 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4442 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4443 (save_gprs): Don't tell unwinder when a global register is saved.
4444 (s390_emit_epilogue): Emit needed epilogue unwind info.
4446 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4448 * dwarf2out.c (deferred_asm_name): New.
4449 (add_name_and_src_coords_attributes): Defer creation of
4450 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4452 (move_linkage_attr): New.
4453 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4456 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4458 * tree-nested.c (finalize_nesting_tree_1): Declare the
4459 frame_decl in the binding tree.
4461 2009-06-04 Cary Coutant <ccoutant@google.com>
4463 * basic-block.h (struct basic_block_def): Add discriminator field.
4464 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4466 * debug.c (do_nothing_debug_hooks): Add additional entry.
4467 (debug_nothing_int_charstar_int): New function.
4468 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4469 (debug_nothing_int_charstar_int): New declaration.
4470 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4471 discriminator value in .loc directive.
4472 * final.c (last_discriminator): New variable.
4473 (discriminator): New variable.
4474 (final_start_function): Initialize above variables, pass current
4475 discriminator to debug hook.
4476 (notice_source_line): Check for discriminator change.
4477 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4478 * sdbout.c (sdbout_source_line): New parameter.
4479 * tree-cfg.c (struct locus_discrim_map): New structure type.
4480 (discriminator_per_locus): New hash table.
4481 (build_gimple_cfg): Allocate and free discriminator hash table.
4482 (make_edges): Call assign_discriminator.
4483 (locus_map_hash): New function.
4484 (locus_map_eq): New function.
4485 (next_discriminator_for_locus): New function.
4486 (same_line_p): New function.
4487 (assign_discriminator): New function.
4488 (make_cond_expr_edges): Call assign_discriminator.
4489 (make_gimple_switch_edges): Likewise.
4490 (first_non_label_stmt): New function.
4491 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4493 * xcoffout.c (xcoffout_source_line): Add new parameter.
4495 * configure.ac (gcc_cv_as_discriminator): New configury check for
4496 gas support for discriminator.
4497 * configure: Regenerate.
4498 * config.in: Regenerate.
4500 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4502 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4503 val after checking for integers.
4505 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4507 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4509 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4510 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4511 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4512 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4513 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4514 X64_SSE_REGPARM_MAX.
4515 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4516 X64_SSE_REGPARM_MAX.
4518 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4520 * gcc.c (report_times_to_file): New.
4521 (execute): Implement it.
4522 (process_command): Support -time=.
4523 * doc/invoke.texi: Document it.
4525 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4527 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4528 that have value exprs.
4530 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4532 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4533 declarations for constants until...
4534 (dw2_output_indirect_constant_1): ... this point.
4536 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4539 * arm.md (arm_addsi3): Don't try to split an add with an
4540 eliminable register until after reload has completed.
4542 2009-06-03 Ian Lance Taylor <iant@google.com>
4544 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4545 * genattrtab.c (write_length_unit_log): Likewise.
4546 * genchecksum.c (dosum): Likewise.
4547 * gengtype.c (write_rtx_next): Likewise.
4548 (finish_root_table, write_roots): Likewise.
4549 * gimple.c (gimple_ops_offset_): Likewise.
4550 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4551 * config/arc/arc.c (arc_attribute_table): Likewise.
4552 * config/arm/arm.c (arm_attribute_table): Likewise.
4553 * config/avr/avr.c (avr_attribute_table): Likewise.
4554 * config/crx/crx.c (crx_attribute_table): Likewise.
4555 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4556 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4557 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4558 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4559 * config/sh/sh.c (sh_attribute_table): Likewise.
4560 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4561 * config/spu/spu.c (spu_attribute_table): Likewise.
4562 * config/v850/v850.c (v850_attribute_table): Likewise.
4564 * config/alpha/alpha.c (vms_attribute_table): Make static.
4565 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4566 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4567 * config/mips/mips.c (mips_attribute_table): Likewise.
4569 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4571 (cc1-checksum.o): Likewise.
4573 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4575 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4577 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4579 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4580 insn if it is changing sp. Use gen_add3_insn instead of
4581 conditionally gen_addsi3 and gen_adddi3.
4582 (offset_below_red_zone_p): New static inline function.
4583 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4584 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4585 * config/rs6000/ppc-asm.h: Include auto-host.h.
4586 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4587 CFI_RESTORE): Define.
4588 * config/rs6000/crtresxgpr.asm: Add unwind info.
4589 * config/rs6000/crtresxfpr.asm: Likewise.
4590 * config/rs6000/crtresgpr.asm: Likewise.
4591 * config/rs6000/crtresfpr.asm: Likewise.
4592 * config/rs6000/crtsavgpr.asm: Likewise.
4593 * config/rs6000/crtsavfpr.asm: Likewise.
4595 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4596 argument of DWARF2_FRAME_REG_OUT macros.
4598 2009-06-03 Julian Brown <julian@codesourcery.com>
4600 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4601 words or less (including TImode) in core registers.
4603 2009-06-03 Richard Guenther <rguenther@suse.de>
4606 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4608 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4610 * statistics.c (statistics_counter_event): Do not record event
4611 in pass dump if its number == -1.
4612 (curr_statistics_hash): Add assert that we never get passes
4613 with static number == -1.
4615 2009-06-03 Richard Guenther <rguenther@suse.de>
4616 Andrey Belevantsev <abel@ispras.ru>
4618 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4619 non-BLKmode arrays addressable.
4621 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4623 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4624 * config/m68k/m68k.h: ... here.
4625 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4628 2009-06-03 Martin Jambor <mjambor@suse.cz>
4630 PR tree-optimization/40323
4631 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4634 2009-06-03 Richard Guenther <rguenther@suse.de>
4636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4639 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4641 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4642 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4643 JUMP_TABLE_DATA_P where applicable.
4644 * config/sh/sh.c: Ditto.
4645 * config/sh/sh.h: Ditto.
4646 * config/sh/sh.md: Ditto.
4647 * config/sh/symbian.c: Ditto.
4649 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4651 * config/i386/driver-i386.c (describe_cache): Optimize
4652 concatenation of strings. Use snprintf instead of sprintf.
4653 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4654 target when not compiling with GCC.
4656 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4658 * config/sh/sh.c: Revert last change.
4659 (sh_expand_epilogue): Emit a blockage insn before the frame
4660 pointer adjustment unconditionally.
4662 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4664 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4665 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4666 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4667 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4668 to COLLECT_GCC_OPTIONS.
4670 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4672 * collect2.c (target_system_root): New variable.
4673 (main): Handle --sysroot=.
4674 (ignore_library): Strip the sysroot from the library path.
4676 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4678 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4679 (collect2.o): Depend on collect2-aix.h.
4680 (collect2-aix.o): New rule.
4681 * collect2-aix.h: New file.
4682 * collect2-aix.c: Likewise.
4683 * collect2.c: Include collect2-aix.h. Don't undefine
4684 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4685 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4686 Use TARGET_AIX_VERSION instead of _AIX51.
4687 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4688 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4689 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4690 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4691 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4693 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4695 * collect2.c (ignore_library): Avoid premature post-increment
4698 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4700 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4701 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4702 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4703 CROSS_DIRECTORY_STRUCTURE too.
4704 (LINK_LIBG_SPEC): Likewise.
4705 (LIB_SPEC): Add %R to sysroot paths.
4706 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4707 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4708 * config/rs6000/aix51.h: As for aix43.h.
4709 * config/rs6000/aix52.h: Likewise.
4710 * config/rs6000/aix53.h: Likewise.
4711 * config/rs6000/aix61.h: Likewise.
4712 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4713 to the beginning of sysroot paths.
4715 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4717 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4718 INSN_LISTs that are out of the REG_NOTE range.
4720 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4722 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4723 (struct var_to_expand): Likewise.
4724 (struct opt_info): Add head and tail for linked lists of the above.
4725 (analyze_insn_to_expand_var): Initialize next.
4726 (analyze_iv_to_split_insn): Likewise.
4727 (analyze_insns_in_loop): Create linked lists.
4728 (allocate_basic_variable): Simplify for use without hash table.
4729 (insert_var_expansion_initialization): Likewise, make it type-safer.
4730 (combine_var_copies_in_loop_exit): Likewise.
4731 (apply_opt_in_copies): Walk lists rather than hash tables.
4732 (release_var_copies): Simplified and inlined by hand into...
4733 (free_opt_info): ... this function.
4735 2009-06-02 Richard Guenther <rguenther@suse.de>
4737 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4740 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4742 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4743 only for builtins that are not overridden.
4745 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4747 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4750 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4752 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4754 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4756 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4758 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4760 * common.opt (fdump-unnumbered-links): New.
4761 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4762 * print-rtl.c (flag_dump_unnumbered_links): New.
4763 (print_rtx): Test it.
4765 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4767 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4768 push/pop multiple to 8-byte alignment.
4770 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4772 * config/i386/i386.c (queued_cfa_restores): New static variable.
4773 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4775 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4776 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4777 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4778 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4779 note unconditionally.
4780 (ix86_emit_restore_regs_using_mov): Likewise.
4781 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4782 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4783 it through to ix86_emit_restore_reg_using_pop.
4784 (ix86_emit_leave): Add RED_OFFSET argument. Call
4785 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4786 instead of adding REG_CFA_OFFSET note unconditionally.
4787 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4788 the above functions. Call ix86_add_queued_cfa_restore_notes when
4791 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4792 force output of the label even for dwarf2out_do_cfi_asm.
4793 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4794 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4795 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4797 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4798 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4799 dwarf2out_cfi_label callers.
4800 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4801 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4802 Adjust dwarf2out_cfi_label callers.
4803 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4805 * config/i386/i386.h (struct machine_cfa_state,
4806 struct machine_function): Guard with ifndef USED_FOR_TARGET
4807 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4810 * emutls.c (__emutls_get_address): Change arr->size to mean number
4811 of allocated arr->data entries instead of # of slots + 1.
4814 * recog.c (peep2_reinit_state): New function.
4815 (peephole2_init_state): Use it at the end of a basic block and also
4816 when seeing a RTX_FRAME_RELATED_P insn.
4818 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4820 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4821 fixuns_truncrfdi2): New.
4822 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4823 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4824 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4825 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4826 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4827 *recip_approx): Remove.
4828 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4829 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4830 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4832 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4835 2009-06-01 Ian Lance Taylor <iant@google.com>
4837 * attribs.c (register_attribute): Use CONST_CAST.
4838 * collect2.c (main): Use CONST_CAST2.
4839 (scan_prog_file): Likewise.
4840 * gcc.c (process_command, main): Likewise.
4841 * toplev.c (toplev_main): Likewise.
4843 * c-typeck.c (handle_warn_cast_qual): New static function,
4844 partially broken out of build_c_cast.
4845 (build_c_cast): Call handle_warn_cast_qual.
4846 * doc/invoke.texi (Warning Options): Document new effect of
4849 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4851 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4852 (diagnostic_report_current_module): Print columns.
4853 * common.opt (flag_show_column): Enable by default.
4855 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4857 * alias.c (find_base_term): Check for NULL term before returning.
4859 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4861 Revert due to PR40320:
4862 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4863 * calls.c (emit_library_call_value_1): Don't force_operand for move
4866 2009-06-01 Olivier Hainque <hainque@adacore.com>
4867 Eric Botcazou <ebotcazou@adacore.com>
4869 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4870 to be processed as a bitfield for constructor output purposes.
4871 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4873 * varasm.c (oc_local_state): New type, output_constructor
4874 local state to support communication with helpers.
4875 (oc_outer_state): New type, output_constructor outer state of
4876 relevance in recursive calls.
4877 (output_constructor_array_range): New output_constructor helper,
4878 extracted code for an array range element.
4879 (output_constructor_regular_field): New output_constructor helper,
4880 extracted code for an element that is not a bitfield.
4881 (output_constructor_bitfield): New output_constructor helper,
4882 extracted code for a bitfield element. Accept an OUTER state
4883 argument for recursive processing. Recurse on record or array
4884 CONSTRUCTOR values, possibly past noop conversions.
4885 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4886 VALUE is a valid constant-valued expression for use in a static
4887 bit-field initializer.
4888 (output_constructor): Rework to use helpers. Accept and honor an
4889 OUTER state argument for recursive calls. Return total size. Be
4890 prepared for nested constructors initializing bitfields.
4891 (output_constant): Feed OUTER in calls to output_constructor.
4893 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4895 * calls.c (emit_library_call_value_1): Don't force_operand for move
4898 2009-06-01 Nick Clifton <nickc@redhat.com>
4900 * doc/invoke.texi (IA-64 Options): Fix typo.
4902 2009-06-01 Ira Rosen <irar@il.ibm.com>
4904 PR tree-optimization/39129
4905 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4907 (vect_do_peeling_for_loop_bound): Use
4908 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4909 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4910 (vect_loop_versioning): Likewise.
4911 (vect_create_cond_for_alias_checks): Fix indentation.
4912 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4914 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4915 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4916 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4917 "control flow in loop".
4918 (vect_estimate_min_profitable_iters): Use
4919 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4920 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4921 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4922 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4923 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4924 statement belongs to a group of strided accesses with the exact code
4926 (vectorizable_load): Likewise.
4927 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4928 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4930 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4932 * config/freebsd-stdint.h: New file.
4933 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4934 Add freebsd-stdint.h to tm_file.
4936 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4938 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4939 (thumb2_extendhidi2): Likewise.
4941 2009-05-31 Ian Lance Taylor <iant@google.com>
4943 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4945 2009-05-31 Ian Lance Taylor <iant@google.com>
4947 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4948 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4949 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4951 2009-05-31 Jason Merrill <jason@redhat.com>
4953 * tree-pretty-print.c (print_call_name): Take the callee, not the
4954 call itself. Make non-static. Use dump_function_name for functions.
4955 (dump_generic_node): Adjust.
4956 * diagnostic.h: Declare print_call_name.
4957 * gimple-pretty-print.c (dump_gimple_call): Use it.
4959 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4961 * config/sh/sh.md (ashldi3_std): New define_expand.
4964 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4967 * config/sh/sh.c: Include debug.h.
4968 (sh_expand_epilogue): Emit a blockage insn before the frame
4969 pointer adjustment also when dwarf2out_do_frame returns true.
4971 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4973 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4974 (thumb2_extendqidi2): New pattern.
4976 2009-05-31 Ira Rosen <irar@il.ibm.com>
4978 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4979 mark phis for renaming.
4980 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4981 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4982 Call mark_sym_for_renaming.
4983 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4984 * tree-vect-loop.c (vect_transform_loop): Remove
4985 vect_memsyms_to_rename initialization and a call to
4986 mark_set_for_renaming.
4988 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4991 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4992 frame related even if !set_cfa && style < 0.
4994 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4996 * config/i386/mingw-tls.c: New file.
4997 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4998 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4999 defining _WIN32 but not __CYGWIN__.
5001 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5003 * configure.ac: Add MPC support.
5005 * config.in, configure: Regenerate.
5007 2009-05-29 Richard Henderson <rth@redhat.com>
5009 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5010 NOTE_INSN_BASIC_BLOCK.
5011 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5012 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5013 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5015 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5017 (add_cfi): Disable check redefining cfa away from drap.
5018 (lookup_cfa_1): Add remember argument; handle remember/restore.
5019 (lookup_cfa): Pass remember argument.
5020 (cfa_remember): New.
5021 (compute_barrier_args_size_1): Remove sibcall check.
5022 (dwarf2out_frame_debug_def_cfa): New.
5023 (dwarf2out_frame_debug_adjust_cfa): New.
5024 (dwarf2out_frame_debug_cfa_offset): New.
5025 (dwarf2out_frame_debug_cfa_register): New.
5026 (dwarf2out_frame_debug_cfa_restore): New.
5027 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5028 (dwarf2out_begin_epilogue): New.
5029 (dwarf2out_frame_debug_restore_state): New.
5030 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5031 DW_CFA_restore_state.
5032 (output_cfi_directive): Likewise.
5033 (convert_cfa_to_fb_loc_list): Likewise.
5034 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5035 * dwarf2out.h: Update.
5036 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5037 (copy_insn_1): Early out for null.
5038 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5039 and dwarf2out_frame_debug_restore_state.
5040 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5041 (prologue_insn_hash, epilogue_insn_hash): New.
5042 (free_after_compilation): Adjust freeing accordingly.
5043 (record_insns): Create hash table if needed; push insns into
5044 hash instead of array.
5045 (maybe_copy_epilogue_insn): New.
5046 (contains): Search hash table instead of array.
5047 (sibcall_epilogue_contains): Remove.
5048 (thread_prologue_and_epilogue_insns): Split eh_return insns
5049 and mark them as epilogues.
5050 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5051 scanning in terms of basic blocks.
5052 * insn-notes.def (CFA_RESTORE_STATE): New.
5053 * jump.c (returnjump_p_1): Accept EH_RETURN.
5054 (eh_returnjump_p_1, eh_returnjump_p): New.
5055 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5056 CFA_REGISTER, CFA_RESTORE): New.
5057 * rtl.def (EH_RETURN): New.
5058 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5060 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5061 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5063 * config/i386/i386.c (gen_push): Update cfa state.
5064 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5065 add a CFA_ADJUST_CFA note.
5066 (ix86_dwarf_handle_frame_unspec): Remove.
5067 (ix86_expand_prologue): Update cfa state.
5068 (ix86_emit_restore_reg_using_pop): New.
5069 (ix86_emit_restore_regs_using_pop): New.
5070 (ix86_emit_leave): New.
5071 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5072 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5073 * config/i386/i386.h (struct machine_cfa_state): New.
5074 (ix86_cfa_state): New.
5075 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5076 (eh_return_internal): Merge from eh_return_<mode>,
5077 use eh_return rtx, split w/ epilogue.
5079 2009-05-29 Ian Lance Taylor <iant@google.com>
5081 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5083 * calls.c (emit_library_call_value_1): Likewise.
5085 * c-typeck.c (c_build_va_arg): New function.
5086 * c-tree.h (c_build_va_arg): Declare.
5087 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5088 instead of build_va_arg.
5090 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5092 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5093 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5094 (ptr_difference_cost): Use affine combinations to compute it.
5095 (difference_cost): Likewise.
5096 (get_computation_cost_at): Compute more accurate cost for addresses
5097 if the ratio is a multiplier allowed in addresses.
5098 For non-addresses, consider that an additional offset or symbol is
5101 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5103 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5104 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5106 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5107 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5108 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5110 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5111 to 1 for TYPE_SSE{IADD1,CVT1}.
5112 (prefix_vex_imm8): Removed.
5113 (length_vex): Only pass 1 as second argument to
5114 ix86_attr_length_vex_default if prefix_extra is 0.
5115 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5116 (length): For prefix vex computation use length_immediate
5117 attribute instead of prefix_vex_imm8.
5118 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5119 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5120 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5121 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5122 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5123 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5124 a space in between the operands.
5125 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5126 if one operand is 0xff and the other one si, di, bp or sp.
5127 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5128 other one si, di, bp or sp.
5129 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5130 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5131 type and mode attributes.
5132 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5133 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5134 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5135 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5136 prefix_data16 attribute iff MODE_DF.
5137 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5138 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5139 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5140 constm128_operand in length_immediate computation.
5141 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5142 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5143 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5144 length_immediate attribute to 1.
5145 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5146 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5147 for certain alternatives.
5148 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5149 prefix_data16 attribute if MODE_V1DF.
5150 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5151 length_immediate to 1.
5152 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5153 length_address to 4, set mode attribute to MODE_DI.
5154 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5155 (fxam<mode>2_i387): Set length attribute to 4.
5156 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5157 *prefetch_3dnow_rex): Override length_address attribute.
5158 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5160 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5161 (constm128_operand): Removed.
5162 * config/i386/i386.c (memory_address_length): For
5163 disp && !index && !base in 64-bit mode account for SIB byte if
5164 print_operand_address can't optimize disp32 into disp32(%rip)
5165 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5166 for fs: or gs: segment.
5167 (ix86_attr_length_immediate_default): When checking if shortform
5168 is possible, truncate immediate to the length of the non-shortened
5170 (ix86_attr_length_address_default): Ignore MEM_P operands
5172 (ix86_attr_length_vex_default): Only check for DImode on
5173 GENERAL_REG_P operands.
5174 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5175 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5176 (sse_cvttps2pi): Clear prefix_rep attribute.
5177 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5179 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5180 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5181 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5182 iff operand 2 is const_int_operand.
5183 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5184 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5185 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5187 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5189 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5190 prefix_data16 attribute for movlpd and movhpd instructions.
5191 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5192 length_immediate for shufpd instruction.
5193 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5194 (avx_cmpp<avxmodesuffixf2c><mode>3,
5195 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5196 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5197 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5198 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5199 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5200 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5201 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5202 prefix_data16 attribute for the first alternative to 1.
5203 (*avx_loadlps): Override length_immediate for the first alternative.
5204 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5205 attributes for second alternative.
5206 (*vec_concatv2sf_sse4_1): Override length_immediate and
5207 prefix_data16 attributes for second alternative.
5208 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5209 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5210 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5211 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5212 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5213 prefix_data16 and length_immediate to 1.
5214 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5216 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5217 prefix_extra attribute for variants that don't have 0f prefix alone.
5218 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5219 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5220 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5221 *sse4_1_pextrd): Set length_immediate to 1.
5222 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5223 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5225 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5226 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5227 length_immediate to 1 for second alternative.
5228 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5229 prefix_extra and length_immediate attributes for the first
5231 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5233 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5234 to 1 for the first and third alternative.
5235 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5237 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5239 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5241 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5242 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5243 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5244 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5245 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5246 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5247 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5248 ssse3_psign<mode>3): Override prefix_rex attribute.
5249 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5250 (ssse3_palignrti): Override length_immediate to 1.
5251 (ssse3_palignrdi): Override length_immediate to 1, override
5252 prefix_rex attribute.
5253 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5254 (sse4a_extrqi): Override length_immediate to 2.
5255 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5256 (sse4a_insertq): Override prefix_data16 to 0.
5257 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5258 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5259 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5260 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5261 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5262 and length_immediate to 1.
5263 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5264 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5265 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5266 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5267 and length_immediate to 1.
5268 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5269 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5270 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5271 avx_ptest256): Override prefix_extra to 1.
5272 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5273 Override prefix_data16 and length_immediate to 1.
5274 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5275 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5276 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5277 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5278 prefix_data16 to 0 and prefix_extra to 2.
5279 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5280 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5282 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5283 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5284 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5285 and prefix_extra to 2.
5286 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5287 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5288 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5289 avx_vpermilvar<mode>3,
5290 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5291 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5292 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5293 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5294 Override prefix_extra to 1.
5295 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5296 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5297 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5298 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5299 prefix_extra and length_immediate to 1.
5300 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5302 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5303 to 1 for the first alternative.
5304 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5305 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5307 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5308 *movv2sf_internal_avx, *movv2sf_internal): Override
5309 prefix_rep attribute for certain alternatives.
5310 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5311 attributes for certain alternatives.
5312 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5313 attributes for certain alternatives.
5314 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5315 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5316 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5317 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5318 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5319 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5320 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5321 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5322 length_immediate to 1 if operand 2 is const_int_operand.
5323 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5324 *vec_extractv2si_1): Set length_immediate attribute to 1.
5325 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5326 using old 3DNOW insn rather than SSE/3DNOW_A.
5327 (mmx_emms, mmx_femms): Clear modrm attribute.
5329 2009-05-29 Martin Jambor <mjambor@suse.cz>
5331 * tree-sra.c: New implementation of SRA.
5333 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5334 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5335 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5336 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5337 (SRA_MAX_STRUCTURE_COUNT): Removed.
5338 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5339 * doc/invoke.texi (sra-max-structure-size): Removed.
5340 (sra-field-structure-ratio): Removed.
5342 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5345 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5348 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5350 PR rtl-optimization/40101
5351 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5352 seqno. Adjust comment.
5353 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5354 inserting bookkeeping before a jump, the jump is not scheduled.
5355 When no positive seqno found, provide a value. Add comment.
5357 2009-05-29 Richard Guenther <rguenther@suse.de>
5359 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5360 short-cutting on the first component.
5362 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5365 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5366 for trees other than decls/types.
5368 2009-05-29 Richard Guenther <rguenther@suse.de>
5370 * tree-ssa-operands.c (get_expr_operands): Do not handle
5371 INDIRECT_REFs in the handled-component case. Remove
5372 unused get_ref_base_and_extent case.
5373 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5374 tree_low_cst and host_integerp where possible.
5375 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5376 codes for equivalence.
5377 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5379 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5381 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5382 to tmake_file for i[34567]86-*-cygwin*.
5384 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5387 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5388 (altivec_categorize_keyword, init_vector_keywords,
5389 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5392 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5394 * tree.c (handle_dll_attribute): Check if node is
5395 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5397 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5399 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5401 (thumb2_zero_extendqidi2): Likewise.
5403 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5405 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5406 instead of gen_movrt.
5407 * config/sh/sh.md (movrt): Remove.
5409 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5411 * doc/invoke.texi (IA-64 Options):
5412 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5413 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5414 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5415 -msched-prefer-non-control-spec-insns,
5416 -msched-stop-bits-after-every-cycle,
5417 -msched-count-spec-in-critical-path,
5418 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5419 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5420 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5421 and -msched-spec-verbose.
5423 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5425 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5426 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5428 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5430 2009-05-28 Richard Guenther <rguenther@suse.de>
5432 * tree-ssa-alias.c (ao_ref_init): New function.
5433 (ao_ref_base): Likewise.
5434 (ao_ref_base_alias_set): Likewise.
5435 (ao_ref_alias_set): Likewise.
5436 (refs_may_alias_p_1): Change signature.
5437 (refs_may_alias_p): Adjust.
5438 (refs_anti_dependent_p): Likewise.
5439 (refs_output_dependent_p): Likewise.
5440 (call_may_clobber_ref_p_1): Change signature.
5441 (call_may_clobber_ref_p): Adjust.
5442 (stmt_may_clobber_ref_p_1): New function split out from ...
5443 (stmt_may_clobber_ref_p): ... here.
5444 (maybe_skip_until): Adjust signature.
5445 (get_continuation_for_phi): Likewise.
5446 (walk_non_aliased_vuses): Likewise.
5447 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5448 (ao_ref_init): Declare.
5449 (ao_ref_base): Likewise.
5450 (ao_ref_alias_set): Likewise.
5451 (stmt_may_clobber_ref_p_1): Likewise.
5452 (walk_non_aliased_vuses): Adjust.
5453 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5454 (get_ref_from_reference_ops): remove.
5455 (vn_reference_lookup_2): Adjust signature.
5456 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5457 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5458 (vn_reference_lookup): Adjust.
5459 (vn_reference_insert): Likewise.
5460 (vn_reference_insert_pieces): Adjust signature.
5461 (visit_reference_op_call): Adjust.
5462 * tree-ssa-pre.c (get_expr_type): Simplify.
5463 (phi_translate_1): Adjust.
5464 (compute_avail): Likewise.
5465 (translate_vuse_through_block): Do not re-build trees.
5466 (value_dies_in_block_x): Likewise.
5467 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5469 (vn_reference_lookup_pieces): Adjust declaration.
5470 (vn_reference_insert_pieces): Likewise.
5472 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5474 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5475 with checking disabled.
5477 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5481 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5482 macro definition for support of three-operand format aligned
5483 .comm directive in assembler on cygwin/pe/mingw target OS.
5484 * configure: Regenerate.
5485 * config.h: Regenerate.
5487 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5488 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5489 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5491 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5492 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5494 2009-05-28 Ira Rosen <irar@il.ibm.com>
5496 PR tree-optimization/40254
5497 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5498 in analysis of basic blocks.
5500 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5503 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5504 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5505 (TARGET_INITIALIZER): Use it.
5506 * cse.c (CHEAPER): Move it up to the other macros.
5507 (insert): Rename this ...
5508 (insert_with_costs): ... to this. Add cost parameters. Update
5510 (insert): New function. Call insert_with_costs.
5511 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5512 find_reg_offset_for_const, try_const_anchors): New functions.
5513 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5514 when using a const-anchor. Call insert_const_anchors.
5515 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5516 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5518 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5520 * tree-inline.c (remap_decls): Enable nonlocalized variables
5521 when not optimizing.
5523 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5525 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5526 Simplify other tests involving optimize.
5528 2009-05-27 Tom Tromey <tromey@redhat.com>
5530 * unwind-dw2.c (_Unwind_DebugHook): New function.
5531 (uw_install_context): Call _Unwind_DebugHook.
5533 2009-05-27 Tom Tromey <tromey@redhat.com>
5535 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5537 2009-05-27 Ian Lance Taylor <iant@google.com>
5539 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5540 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5541 (ALL_LINKERFLAGS): Define.
5542 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5543 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5544 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5545 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5546 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5547 $(LINKER_FOR_BUILD).
5548 (build/gcov-iov$(build_exeext)): Likewise.
5550 2009-05-27 Julian Brown <julian@codesourcery.com>
5552 * gcse.c (target.h): Include.
5553 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5554 copy of argument to a pseudo register.
5556 2009-05-27 Diego Novillo <dnovillo@google.com>
5558 * tree-ssa-live.c (dump_scope_block): Document arguments.
5559 (dump_scope_blocks): Document.
5560 (debug_scope_blocks): New.
5561 * tree-flow.h (debug_scope_blocks): Declare.
5563 2009-05-21 Denis Chertykov <denisc@overta.ru>
5565 * doc/contrib.texi (Contributors): Add myself to the list.
5567 2009-05-27 Olivier Hainque <hainque@adacore.com>
5569 * expr.c (target_align): New function. Alignment the TARGET of an
5570 assignment may be assume to have.
5571 (highest_pow2_factor_for_target): Use it instead of relying on
5572 immediate tree attributes of TARGET, not necessarily honored when
5573 intermediate bitfields are involved.
5575 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5578 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5579 AVX, SSE4, AES, PCLMUL and POPCNT.
5581 2009-05-27 Diego Novillo <dnovillo@google.com>
5583 * tree-pretty-print.c (dump_location): New.
5584 (dump_generic_node): Call it.
5585 Factor code to handle BLOCK nodes ...
5586 (dump_block_node): ... here.
5588 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5590 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5592 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5594 * gcc-plugin.h: Include config.h and system.h.
5595 (IN_GCC): Define if not defined.
5597 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5600 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5603 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5605 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5607 * config/m32r/m32r.h: Ditto.
5608 * config/m32r/m32r.md: Ditto.
5609 * config/m32r/predicates.md: Ditto.
5611 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5613 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5615 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5618 (Loading plugins): typo.
5619 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5620 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5621 (Interacting with the GCC Garbage Collector): Added new section.
5622 (Giving information about a plugin): Added new section for
5624 * ggc.h (ggc_register_root_tab): Added declaration.
5625 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5626 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5627 (register_callback): Improved comment in declaration.
5628 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5629 (extra_root_vec) Added static variable for dynamic roots registration.
5630 (ggc_register_root_tab) Added new routine.
5631 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5632 PLUGIN_GGC_MARKING event.
5633 * ggc-zone.c: Include plugin.h.
5634 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5635 * ggc-page.c: Include plugin.h.
5636 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5637 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5638 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5639 (register_callback): check lack of callbacks for
5640 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5641 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5642 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5643 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5644 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5645 dependency on plugin.h.
5646 (plugin.o): Added dependency on ggc.h...
5648 2009-05-26 Richard Guenther <rguenther@suse.de>
5652 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5653 with mismatched comparison modes.
5655 * expr.c (expand_expr_real_1): Expand the operand of a
5656 VIEW_CONVERT_EXPR in its natural mode.
5658 2009-05-26 Ian Lance Taylor <iant@google.com>
5660 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5661 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5662 (ALL_COMPILERFLAGS): Define.
5663 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5664 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5665 (collect2$(exeext), collect2.o): Likewise.
5666 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5667 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5668 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5669 (libbackend.o, intl.o, cppdefault.o): Likewise.
5670 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5671 (build/%.o): Use $(COMPILER_FOR_BUILD).
5672 (build/gen%$(build_exeext)): Likewise.
5673 (build/gcov-iov$(build_exeext)): LIkewise.
5674 * config/t-darwin (darwin.o): Use $(COMPILER).
5675 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5676 * config/t-sol2 (sol2-c.o): Likewise.
5678 * config/t-vxworks (vxworks.o): Likewise.
5679 * config/x-darwin (host-darwin.o): Likewise.
5680 * config/x-hpux (host-hpux.o): Likewise.
5681 * config/x-linux (host-linux.o): Likewise.
5682 * config/x-solaris (host-solaris.o): Likewise.
5683 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5684 * config/arm/t-arm (arm-c.o): Likewise.
5685 * config/arm/t-pe (pe.o): Likewise.
5686 * config/arm/t-wince-pe (pe.o): Likewise.
5687 * config/i386/t-cygming (winnt.o): Likewise.
5688 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5689 * config/i386/t-cygwin (cygwin1.o): Likewise.
5690 (cygwin2.o): Likewise.
5691 * config/i386/t-i386 (i386-c.o): Likewise.
5692 * config/i386/t-interix (winnt.o): Likewise.
5693 * config/i386/t-netware (netware.o): Likewise.
5694 * config/i386/t-nwld (nwld.o): Likewise.
5695 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5696 * config/i386/x-i386 (driver-i386.o): Likewise.
5697 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5698 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5699 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5700 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5701 * config/mips/x-native (driver-native.o): Likewise.
5702 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5703 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5704 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5705 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5706 * config/score/t-score-elf (score7.o): Likewise.
5707 (score3.o): Likewise.
5708 * config/sh/t-sh (sh-c.o): Likewise.
5709 * config/sh/t-symbian (sh-c.o): Likewise.
5710 (symbian.o): Likewise.
5711 * config/spu/t-spu-elf (spu-c.o): Likewise.
5712 * config/v850/t-v850 (v850-c.o): Likewise.
5713 * config/v850/t-v850e (v850-c.o): Likewise.
5715 2009-05-26 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/40122
5718 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5719 VECTOR_CSTs if possible.
5720 (fold_gimple_assign): Likewise.
5722 2009-05-26 Richard Guenther <rguenther@suse.de>
5725 * fold-const.c (fold_binary): Use the correct types for building
5728 2009-05-26 Richard Guenther <rguenther@suse.de>
5730 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5731 redundant calls to merge_alias_info.
5732 (bump_vector_ptr): Likewise.
5733 * tree-ssa-copy.c (merge_alias_info): Remove.
5734 (replace_exp_1): Remove call to merge_alias_info.
5735 (propagate_tree_value): Likewise.
5736 (fini_copy_prop): Propagate points-to info.
5737 * tree-flow.h (merge_alias_info): Remove.
5739 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5741 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5743 2009-05-25 Jan Hubicka <jh@suse.cz>
5745 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5746 * cgraph.h (struct inline_summary): New filed self_wize,
5747 size_inlining_benefit, self_time and time_inlining_benefit.
5748 (struct cgraph_global_info): Replace insns by time ans size fields.
5749 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5750 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5751 (ipcp_update_callgraph): Do not touch function bodies.
5752 * ipa-inline.c: Include except.h
5753 (MAX_TIME): New constant.
5754 (overall_insns): Remove.
5756 (overall_size, max_benefit): New static variables.
5757 (cgraph_estimate_time_after_inlining): New function.
5758 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5759 (cgraph_clone_inlined_nodes): Update size.
5760 (cgraph_mark_inline_edge): Update size.
5761 (cgraph_estimate_growth): Use size info.
5762 (cgraph_check_inline_limits): Check size.
5763 (cgraph_default_inline_p): Likewise.
5764 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5765 (cgraph_decide_recursive_inlining): Check size.
5766 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5768 (cgraph_decide_inlining): Likewise.
5769 (cgraph_decide_inlining_incrementally): Likewise; honor
5770 PARAM_EARLY_INLINING_INSNS.
5771 (likely_eliminated_by_inlining_p): New predicate.
5772 (estimate_function_body_sizes): New function.
5773 (compute_inline_parameters): Use it.
5774 * except.c (must_not_throw_labels): New function.
5775 * except.h (must_not_throw_labels): Declare.
5776 * tree-inline.c (init_inline_once): Kill inlining_weigths
5777 * tree-ssa-structalias.c: Avoid uninitialized warning.
5778 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5779 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5780 (PARAM_INLINE_CALL_COST): Remove.
5781 (PARAM_EARLY_INLINING_INSNS): New.
5783 2009-05-25 Richard Guenther <rguenther@suse.de>
5785 PR tree-optimization/36327
5786 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5787 callback for reference translation or lookup at the point of may-defs.
5788 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5789 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5790 for union COMPONENT_REFs.
5791 (vn_reference_lookup_3): New callback. Lookup from memset
5792 and CONSTRUCTOR assignment, translate through struct copies.
5793 (vn_reference_lookup_pieces): Make sure to not free the
5794 passed operands array. Adjust walk_non_aliased_vuses call.
5795 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5796 make sure we do not leak memory.
5798 2009-05-25 Richard Guenther <rguenther@suse.de>
5800 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5801 * tree-inline.c (expand_call_inline): Reset the escaped and
5803 * tree-ssa-structalias.c (pass_build_ealias): New.
5804 * tree-pass.h (pass_build_ealias): Declare.
5805 * passes.c (init_optimization_passes): Add PTA during
5806 early optimizations.
5807 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5808 and CALLUSED solutions.
5809 (dump_points_to_solution): New function, split out from ...
5810 (dump_points_to_info_for): ... here.
5811 * tree-parloops.c (parallelize_loops): Reset the escaped and
5814 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5817 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5818 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5820 2009-05-25 Ira Rosen <irar@il.ibm.com>
5822 PR tree-optimization/40238
5823 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5824 statements after basic block's labels.
5825 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5826 to free the allocated memory.
5828 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5830 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5831 return address with a USE.
5833 2009-05-24 Richard Guenther <rguenther@suse.de>
5836 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5837 array type from the main variant of the inner type.
5839 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5841 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5842 definition to bool (from int) to un-break build.
5843 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5845 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5847 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5848 discard_stmt_changes): Delete.
5849 * tree-ssa-operands.c (scb_stack): Delete.
5850 (init_ssa_operands): Do not initialize it.
5851 (fini_ssa_operands): Do not free it.
5852 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5854 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5855 update_stmt, remove the others. Fix comments.
5856 * tree-dfa.c (optimize_stack_restore): Likewise.
5857 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5858 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5859 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5860 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5862 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5863 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5864 (dom_opt_finalize_block): Likewise, adjusting access to
5866 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5867 (stmts_to_rescan): Change item type to gimple.
5868 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5870 2009-05-24 Ira Rosen <irar@il.ibm.com>
5872 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5873 * tree-pass.h (pass_slp_vectorize): New pass.
5874 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5875 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5876 * tree-vectorizer.c (timevar.h): Include.
5877 (user_vect_verbosity_level): Declare.
5878 (vect_location): Fix comment.
5879 (vect_set_verbosity_level): Update user_vect_verbosity_level
5880 instead of vect_verbosity_level.
5881 (vect_set_dump_settings): Add an argument. Ignore user defined
5882 verbosity if dump flags require higher level of verbosity. Print to
5883 stderr only for loop vectorization.
5884 (vectorize_loops): Update call to vect_set_dump_settings.
5885 (execute_vect_slp): New function.
5886 (gate_vect_slp): Likewise.
5887 (struct gimple_opt_pass pass_slp_vectorize): New.
5888 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5890 (vec_info_for_bb): New function.
5891 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5892 (VECTORIZATION_ENABLED): New macro.
5893 (SLP_ENABLED, SLP_DISABLED): Likewise.
5894 (vect_is_simple_use): Add bb_vec_info argument.
5895 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5896 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5897 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5898 vect_schedule_slp, vect_analyze_slp): Likewise.
5899 (vect_analyze_stmt): Add slp_tree argument.
5900 (find_bb_location): Declare.
5901 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5902 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5903 (vect_analyze_loop_operations, vect_analyze_loop,
5904 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5905 vect_finalize_reduction, vectorizable_reduction,
5906 vectorizable_live_operation, vect_transform_loop): Likewise.
5907 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5908 skip evolution analysis if analyzing a basic block.
5909 (dr_analyze_indices): Likewise.
5910 (initialize_data_dependence_relation): Skip the test whether the
5911 object is invariant for basic blocks.
5912 (compute_all_dependences): Skip dependence analysis for data
5913 references in basic blocks.
5914 (find_data_references_in_stmt): Don't fail in case of invariant
5915 access in basic block.
5916 (find_data_references_in_bb): New function.
5917 (find_data_references_in_loop): Move code to
5918 find_data_references_in_bb and add a call to it.
5919 (compute_data_dependences_for_bb): New function.
5920 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5921 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5923 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5924 unknown dependence in basic block and fail in case of dependence in
5926 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5927 dependence instances from either loop or basic block vectorization
5929 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5930 before calling nested_in_vect_loop_p.
5931 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5932 dependence instances from either loop or basic block vectorization
5934 (vect_verify_datarefs_alignment): Likewise.
5935 (vect_enhance_data_refs_alignment): Adjust function calls.
5936 (vect_analyze_data_refs_alignment): Likewise.
5937 (vect_analyze_group_access): Fix printing. Skip different checks if
5938 DR_STEP is 0. Keep strided stores either in loop or basic block
5939 vectorization data structure. Fix indentation.
5940 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5942 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5943 dependence instances from either loop or basic block vectorization
5945 (vect_analyze_data_refs): Update comment. Call
5946 compute_data_dependences_for_bb to analyze basic blocks.
5947 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5948 case of loop vectorization. In case of basic block vectorization use
5949 data-ref itself as a base.
5950 (vect_create_data_ref_ptr): In case of basic block vectorization:
5951 don't advance the pointer, add new statements before the current
5952 statement. Adjust function calls.
5953 (vect_supportable_dr_alignment): Support only aligned accesses in
5954 basic block vectorization.
5955 * common.opt (ftree-slp-vectorize): New flag.
5956 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5957 (vect_pattern_recog_1): Likewise.
5958 * tree-vect-stmts.c (process_use): Likewise.
5959 (vect_init_vector): Add new statements in the beginning of the basic
5960 block in case of basic block SLP.
5961 (vect_get_vec_def_for_operand): Adjust function calls.
5962 (vect_finish_stmt_generation): Likewise.
5963 (vectorizable_call): Add assert that it is loop vectorization, adjust
5965 (vectorizable_conversion, vectorizable_assignment): Likewise.
5966 (vectorizable_operation): In case of basic block SLP, take
5967 vectorization factor from statement's type and skip the relevance
5968 check. Adjust function calls.
5969 (vectorizable_type_demotion): Add assert that it is loop
5970 vectorization, adjust function calls.
5971 (vectorizable_type_promotion): Likewise.
5972 (vectorizable_store): Check for outer loop only in case of loop
5973 vectorization. Adjust function calls. For basic blocks, skip the
5974 relevance check and don't advance pointers.
5975 (vectorizable_load): Likewise.
5976 (vectorizable_condition): Add assert that it is loop vectorization,
5977 adjust function calls.
5978 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5979 that it is not reduction, get vector type, call only supported
5980 functions, skip loop specific parts.
5981 (vect_transform_stmt): Check for outer loop only in case of loop
5983 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5984 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5985 for external definition.
5986 * passes.c (pass_slp_vectorize): New pass.
5987 * tree-vect-slp.c (find_bb_location): New function.
5988 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5989 check for patterns only in loops.
5990 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5991 case of multiple types in basic block SLP.
5992 (vect_mark_slp_stmts_relevant): New function.
5993 (vect_supported_load_permutation_p): Fix comment.
5994 (vect_analyze_slp_instance): Add argument. In case of basic block
5995 SLP, take vectorization factor from statement's type, check that
5996 unrolling factor is 1. Adjust function call. Save SLP instance in
5997 either loop or basic block vectorization structure. Return FALSE,
5999 (vect_analyze_slp): Add argument. Get strided stores groups from
6000 either loop or basic block vectorization structure. Return FALSE
6001 if basic block SLP failed.
6002 (new_bb_vec_info): New function.
6003 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6004 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6005 (vect_schedule_slp): Add argument. Get SLP instances from either
6006 loop or basic block vectorization structure. Set vectorization factor
6007 to be 1 for basic block SLP.
6008 (vect_slp_transform_bb): New function.
6009 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6011 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6013 * final.c (shorten_branches): Do not align labels for jump tables.
6014 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6016 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6018 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6019 Remove outdated reference to flow.c and fix nits.
6020 * doc/gccint.texi: Tweak RTL description.
6021 * doc/rtl.texi: Likewise.
6023 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6025 * config/avr/avr.c: Change my email address.
6026 * config/avr/avr.h: Likewise.
6027 * config/avr/avr.md: Likewise.
6028 * config/avr/avr-protos.h: Likewise.
6029 * config/avr/libgcc.S: Likewise.
6031 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6033 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6034 (spu_split_load, spu_split_store): Change return type to int.
6035 (spu_split_convert): Declare.
6036 * config/spu/predicates.md (spu_mem_operand): Remove.
6037 (spu_mov_operand): Update.
6038 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6039 * config/spu/spu.c (regno_aligned_for_load): Remove.
6040 (reg_aligned_for_addr, spu_expand_load): Define.
6041 (spu_expand_extv): Reimplement and handle MEM.
6042 (spu_expand_insv): Handle MEM.
6043 (spu_sched_reorder): Handle insn's with length 0.
6044 (spu_legitimate_address_p): Reimplement.
6045 (store_with_one_insn_p): Return TRUE for any mode with size
6046 larger than 16 bytes.
6047 (address_needs_split): Define.
6048 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6050 (spu_convert_move): Define.
6051 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6052 (spu_split_store): Change all MEM's to TImode.
6053 (spu_init_expanders): Preallocate registers that correspond to
6054 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6056 (spu_split_convert): Define.
6057 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6058 (_move<mode>, _movdi, _movti): Update predicate and condition.
6059 (load, store): Change to define_split.
6060 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6062 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6063 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6064 define_insn_and_split of lshr<mode>3.
6065 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6066 (<v>ashr<mode>3_imm): Define.
6067 (extv, extzv, insv): Allow MEM operands.
6068 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6069 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6070 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6071 (_spu_convert2): Change to define_insn_and_split and remove the
6072 corresponding define_peephole2.
6073 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6074 Change predicates to memory_operand.
6076 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6078 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6080 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6082 PR tree-optimization/40219
6083 * tree.c (iterative_hash_expr): Make sure the builtin function is
6084 a normal builtin function and not a front end or back end builtin
6085 before indexing into the built_in_decls array.
6087 2009-05-22 Richard Guenther <rguenther@suse.de>
6090 * alias.c (write_dependence_p): Do not use TBAA for answering
6091 anti-dependence or output-dependence.
6092 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6093 (emit_pointer_definition): Remove.
6094 (emit_alias_warning): Likewise.
6095 (find_what_var_points_to): Remove TBAA pruning code.
6096 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6098 (compute_points_to_sets): Remove code computing the set of
6099 dereferenced pointers.
6100 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6101 oracle for querying anti and output dependencies.
6102 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6103 if TBAA may be applied.
6104 (refs_anti_dependent_p): New function.
6105 (refs_output_dependent_p): Likewise.
6106 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6107 (refs_output_dependent_p): Likewise.
6108 * doc/tree-ssa.texi (Memory model): New section.
6109 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6110 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6111 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6112 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6113 * expr.c (expand_expr_real_1): Likewise.
6114 * gimple-low.c (lower_stmt): Likewise.
6115 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6116 (dump_gimple_cdt): Remove.
6117 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6118 (gimple_size): Likewise.
6119 (walk_gimple_op): Likewise.
6120 (is_gimple_stmt): Likewise.
6121 (walk_stmt_load_store_addr_ops): Likewise.
6122 (gimple_build_cdt): Remove.
6123 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6124 * gimple.h (gimple_cdt_new_type): Remove.
6125 (gimple_cdt_new_type_ptr): Likewise.
6126 (gimple_cdt_set_new_type): Likewise.
6127 (gimple_cdt_location): Likewise.
6128 (gimple_cdt_location_ptr): Likewise.
6129 (gimple_cdt_set_location): Likewise.
6130 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6131 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6132 GIMPLE_CHANGE_DYNAMIC_TYPE.
6133 (verify_types_in_gimple_stmt): Likewise.
6134 * tree-inline.c (estimate_num_insns): Likewise.
6135 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6136 (copy_decl_to_var): Likewise.
6137 (copy_result_decl_to_var): Likewise.
6138 * tree-pretty-print.c (dump_generic_node): Do not handle
6139 CHANGE_DYNAMIC_TYPE_EXPR.
6140 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6141 * tree-ssa-operands.c (get_expr_operands): Likewise.
6142 * tree-ssa-structalias.c (struct variable_info): Remove
6143 no_tbaa_pruning member.
6144 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6145 (unify_nodes): Do not copy it.
6146 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6147 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6148 (set_uids_in_ptset): Do not check it.
6149 (find_what_var_points_to): Likewise.
6150 (compute_tbaa_pruning): Remove.
6151 (compute_points_to_sets): Do not call it.
6152 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6153 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6154 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6155 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6156 (DECL_NO_TBAA_P): Likewise.
6157 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6158 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6159 (expand_omp_atomic_pipeline): Do not set it.
6160 * print-tree.c (print_node): Do not dump it.
6161 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6164 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6167 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6170 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6172 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6175 2009-05-22 Ben Elliston <bje@au.ibm.com>
6177 * Makefile.in (bversion.h, s-bversion): New targets.
6178 (TOPLEV_H): Add bversion.h.
6179 * toplev.h: Include "bversion.h".
6180 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6181 the __format__ attribute only if compiling with the same version
6182 of GCC as the sources (the "build version").
6184 2009-05-22 Ben Elliston <bje@au.ibm.com>
6186 * c-format.c (handle_format_attribute): Fix comment typo.
6188 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6191 * config/ia64/ia64.opt (mfused-madd): New.
6192 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6193 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6194 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6195 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6196 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6197 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6198 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6199 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6200 instruction if !TARGET_FUSED_MADD.
6201 (fpma, fpms): Remove colon from name.
6203 2009-05-22 Richard Guenther <rguenther@suse.de>
6205 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6206 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6207 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6209 (create_expression_by_pieces): Only convert if necessary.
6210 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6211 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6213 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6215 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6216 regular pattern from a template and rename it ...
6217 (*extzv_truncsi_exts): ... to this.
6219 2009-05-21 Richard Guenther <rguenther@suse.de>
6221 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6222 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6223 (cgraph_default_inline_p): Likewise.
6224 (cgraph_decide_inlining_incrementally): Likewise.
6226 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6227 Uros Bizjak <ubizjak@gmail.com>
6229 * config/i386/cpuid.h (bit_MOVBE): New.
6231 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6233 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6234 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6235 (ix86_handle_option): Handle OPT_mmovbe.
6236 (ix86_target_string): Add -mmovbe.
6237 (pta_flags): Add PTA_MOVBE.
6238 (processor_alias_table): Add PTA_MOVBE to "atom".
6239 (override_options): Handle PTA_MOVBE.
6241 * config/i386/i386.h (TARGET_MOVBE): New.
6243 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6244 (*bswapsi_movbe): New.
6245 (*bswapdi_movbe): Likewise.
6246 (bswapdi2): Renamed to ...
6248 (bswapdi2): New expander.
6250 * config/i386/i386.opt (mmovbe): New.
6252 * doc/invoke.texi: Document -mmovbe.
6254 2009-05-21 Taras Glek <tglek@mozilla.com>
6256 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6257 * gcc-plugin.h (plugin_init): Updated signature.
6258 * gcc-plugin.h (plugin_name_args): Moved to this header.
6259 * doc/plugins.texi (plugin_init): Updated documention to reflect
6261 * doc/plugins.texi (plugin_name_args): Added to documention.
6263 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6265 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6266 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6268 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6270 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6271 JUMP_TABLE_DATA_P predicates where applicable.
6272 * config/i386/predicates.md: Ditto.
6273 * config/i386/sse.md: Ditto.
6275 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6277 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6278 operand2 -128 override length_immediate attribute to 1.
6279 * config/i386/predicates.md (constm128_operand): New predicate.
6281 * config/i386/i386.c (memory_address_length): Handle %r12
6282 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6284 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6285 mode look through optional ZERO_EXTEND and SUBREG.
6286 * config/i386/i386.md (R12_REG): New define_constant.
6287 (prefix_data16): For sse unit set also for MODE_TI insns.
6288 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6289 insns set if operand 1 is ext_QIreg_operand.
6290 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6291 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6293 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6294 mode from MODE_DI to MODE_SI.
6295 (movdi_1_rex64): Override modrm and length_immediate attributes
6296 only for movabs (TYPE_IMOV, alternative 2).
6297 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6298 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6299 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6300 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6301 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6302 prefix_rex attribute if DImode.
6303 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6304 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6305 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6306 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6307 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6308 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6309 Likewise. For TYPE_IMOV clear length_immediate attribute.
6310 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6311 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6312 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6313 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6314 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6315 or one operand TYPE_ISHIFT.
6316 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6317 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6318 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6319 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6320 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6321 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6322 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6323 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6324 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6325 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6326 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6327 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6328 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6329 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6330 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6331 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6332 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6333 set mode attribute, don't override length attribute.
6334 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6336 (return_internal_long): Set length attribute to 2 instead of 1.
6337 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6338 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6339 prefix_rex attribute.
6340 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6342 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6344 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6346 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6348 2009-05-20 Ian Lance Taylor <iant@google.com>
6350 * tree.c (build_tree_list_vec_stat): New function.
6351 (ctor_to_vec): New function.
6352 (build_nt_call_vec): New function.
6353 (build_call_array): Change args to be a const pointer.
6354 (build_call_vec): New function.
6355 * tree.h (build_nt_call_vec): Declare.
6356 (build_tree_list_vec_stat): Declare.
6357 (build_tree_list_vec): Define.
6358 (build_call_array): Update declaration.
6359 (build_call_vec): Declare.
6360 (ctor_to_vec): Declare.
6361 * c-common.c (tree_vector_cache): New static variable.
6362 (make_tree_vector): New function.
6363 (release_tree_vector): New function.
6364 (make_tree_vector_single): New function.
6365 (make_tree_vector_copy): New function.
6366 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6367 (make_tree_vector_single, make_tree_vector_copy): Declare.
6368 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6369 (c_parser_expr_list): Don't manage cache here, instead call
6371 (c_parser_release_expr_list): Remove static function.
6372 (c_parser_vec_to_tree_list): Remove static function.
6373 (c_parser_attributes): Call build_tree_list_vec instead of
6374 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6375 c_parser_release_expr_list.
6376 (c_parser_postfix_expression_after_primary): Likewise.
6377 (c_parser_objc_keywordexpr): Likewise.
6379 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6381 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6382 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6383 TARGET_CONVERT_TO_TYPE.
6384 * hooks.c (hook_tree_const_tree_null): Define.
6385 * hooks.h (hook_tree_const_tree_null): Declare.
6386 * target.h (struct gcc_target): Add invalid_parameter_type,
6387 invalid_return_type, promoted_type, and convert_to_type fields.
6388 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6389 (TARGET_INVALID_RETURN_TYPE): Define.
6390 (TARGET_PROMOTED_TYPE): Define.
6391 (TARGET_CONVERT_TO_TYPE): Define.
6392 (TARGET_INITIALIZER): Update for new fields.
6393 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6394 (grokparms): Check targetm.invalid_parameter_type.
6395 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6396 * c-convert.c (convert): Check targetm.convert_to_type.
6398 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6400 * config/mips/mips.md (*extenddi_truncate<mode>,
6401 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6403 (*extendhi_truncateqi): New define_insn_and_sptit.
6405 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6408 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6409 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6411 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6413 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6414 the operand of VIEW_CONVERT_EXPR.
6416 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6418 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6419 extended family and model for Intel processors. Support Intel Atom.
6421 2009-05-20 Olivier Hainque <hainque@adacore.com>
6423 * gstab.h (stab_code_type): Define, to be used instead of the
6424 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6426 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6427 occurrences by stab_code_type.
6428 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6430 2009-05-20 Martin Jambor <mjambor@suse.cz>
6432 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6433 (sra_insert_before): Likewise.
6434 (sra_insert_after): Likewise.
6435 (sra_init_cache): Likewise.
6436 (sra_type_can_be_decomposed_p): Likewise.
6437 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6438 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6439 (sra_insert_before): Likewise.
6440 (sra_insert_after): Likewise.
6441 (sra_init_cache): Likewise.
6442 (insert_edge_copies_seq): Made static and moved upwards.
6444 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6447 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6449 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6450 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6453 2009-05-20 Richard Guenther <rguenther@suse.de>
6455 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6456 with mismatched comparison modes.
6458 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6460 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6461 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6462 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6463 with shifts for Thumb2.
6464 (orsi_notsi): New for orn.
6465 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6466 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6467 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6468 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6469 Don't invert remainder for IOR.
6471 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6473 PR tree-optimization/40087
6474 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6475 number_of_iterations_ne): Rename never_infinite argument.
6476 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6477 number_of_iterations_le): Handle pointer-type ivs when
6478 exit_must_be_taken is false.
6479 (number_of_iterations_cond): Do not always assume that
6480 exit_must_be_taken if the control variable is a pointer.
6482 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6484 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6485 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6487 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6490 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6492 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6495 * c.opt (Wlogical-op): Disabled by default.
6496 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6498 * doc/invoke.texi (Wlogical-op): Likewise.
6500 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6502 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6504 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6505 Propagate the type of the first operand.
6506 <ASSERT_EXPR>: Simplify.
6507 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6508 Rewrite using the RHS code as discriminant.
6509 <NOP_EXPR>: Turn into CASE_CONVERT.
6510 <PLUS_EXPR>: Propagate the type of the first operand.
6512 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6514 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6515 (ia64_dconst_0_375): New.
6516 * config/ia64/ia64.c (ia64_override_options): Remove
6517 -minline-sqrt-min-latency warning.
6518 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6519 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6520 * config/ia64/ia64.md (*sqrt_approx): Remove.
6521 (sqrtsf2): Remove #if 0.
6522 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6523 (sqrtdf): Remove assert.
6524 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6525 (sqrtxf2): Remove #if 0.
6526 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6527 * div.md (sqrt_approx_rf): New.
6528 (sqrtsf2_internal_thr): New implementation.
6529 (sqrtsf2_internal_lat): New.
6530 (sqrtdf2_internal_thr: New implementation.
6531 (sqrtxf2_internal): New implementation.
6533 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6534 Hans-Peter Nilsson <hp@axis.com>
6536 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6537 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6538 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6539 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6540 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6541 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6542 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6543 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6544 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6545 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6546 * c-common.c: ...from here.
6548 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6550 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6552 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6554 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6556 2009-05-19 Ben Elliston <bje@au.ibm.com>
6558 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6559 assignments with memcpy calls.
6560 (add_fdes): Likewise.
6561 (binary_search_unencoded_fdes): Likewise.
6562 (linear_search_fdes): Eliminate type puns.
6564 2009-05-19 Richard Guenther <rguenther@suse.de>
6566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6567 not falsely claim to have propagated into all uses.
6569 2009-05-19 Ben Elliston <bje@au.ibm.com>
6571 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6574 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6576 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6577 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6578 (TARGET_LEGITIMATE_ADDRESS_P): New.
6579 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6580 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6582 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6585 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6586 child of the containing namespace's DIE.
6588 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6590 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6591 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6592 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6595 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6598 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6599 gen_align with gen_pad.
6600 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6601 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6603 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6604 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6606 * config/i386/i386.md (align): Renamed to ...
6607 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6608 ASM_OUTPUT_MAX_SKIP_PAD.
6610 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6612 * config.gcc: Fix variable syntax.
6615 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6616 before calling exact_log2.
6617 (output_iorsi3): Likewise.
6618 (output_xorsi3): Likewise.
6620 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6622 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6623 for the none zero constant operand except for EQ and NE
6624 comprisons even when the first operand is R0.
6626 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6628 * config/s390/2064.md: Remove trailing whitespaces.
6629 * config/s390/2084.md: Likewise.
6630 * config/s390/constraints.md: Likewise.
6631 * config/s390/fixdfdi.h: Likewise.
6632 * config/s390/libgcc-glibc.ver: Likewise.
6633 * config/s390/s390-modes.def: Likewise.
6634 * config/s390/s390-protos.h: Likewise.
6635 * config/s390/s390.c: Likewise.
6636 * config/s390/s390.h: Likewise.
6637 * config/s390/s390.md: Likewise.
6638 * config/s390/tpf-unwind.h: Likewise.
6640 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6642 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6644 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6647 * configure.ac (m68k-*-*): Check if binutils support TLS.
6648 * configure: Regenerate.
6649 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6650 * config/m68k/constraints.md (Cu): New constraint.
6651 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6652 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6653 (movsi): Handle TLS symbols.
6654 (addsi3_5200): Handle XTLS symbols, indent.
6655 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6656 (m68k_tls_reference_p): Declare.
6657 (m68k_legitimize_address): Declare.
6658 (m68k_unwrap_symbol): Declare.
6659 * config/m68k/m68k.opt (mxtls): New option.
6660 * config/m68k/m68k.c (ggc.h): Include.
6661 (m68k_output_dwarf_dtprel): Implement hook.
6662 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6663 (m68k_expand_prologue): Load GOT pointer when function needs it.
6664 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6665 (m68k_legitimate_constant_address_p): Same.
6666 (m68k_decompose_address): Handle TLS references.
6667 (m68k_get_gp): New static function.
6668 (enum m68k_reloc): New contants.
6669 (TLS_RELOC_P): New macro.
6670 (m68k_wrap_symbol): New static function.
6671 (m68k_unwrap_symbol): New function.
6672 (m68k_final_prescan_insn_1): New static function.
6673 (m68k_final_prescan_insn): New function.
6674 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6676 (legitimize_pic_address): Handle TLS references..
6677 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6678 (m68k_libcall_value_in_a0_p)
6679 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6680 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6681 (m68k_legitimize_tls_address): Handle TLS references.
6682 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6684 (m68k_legitimize_address): Handle TLS symbols.
6685 (m68k_get_reloc_decoration): New static function.
6686 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6688 (m68k_output_dwarf_dtprel): Implement hook.
6689 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6690 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6691 m68k_call_* routines.
6692 (sched_attr_op_type): Handle TLS symbols.
6693 (gt-m68k.h): Include.
6694 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6695 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6697 2009-05-18 Martin Jambor <mjambor@suse.cz>
6699 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6700 (visit_store_addr_for_mod_analysis): New function.
6701 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6702 (determine_cst_member_ptr): Use gimple_assign_single_p.
6703 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6704 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6705 operands. Don't check number of operands of a NOP_EXPR.
6707 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6709 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6711 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6714 * c-common.c (warn_logical_operator): Don't warn if one of
6715 expression isn't always true or false.
6717 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6719 * config/i386/biarch32.h: New file.
6720 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6722 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6724 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6725 *zero_extend<mode>_truncqi): Merge these into ...
6726 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6727 Name the pattern following this as *zero_extendhi_truncqi.
6729 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6732 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6733 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6734 (output_info): Make field HOST_WIDEST_INT.
6735 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6736 (dump_bitmat_statistics): Same.
6738 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6740 * config.gcc (use_gcc_stdint): Set to wrap.
6741 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6742 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6743 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6744 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6745 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6746 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6747 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6748 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6750 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6752 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6754 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6755 Move definitions earlier.
6756 (OPT_ARCH64, OPT_ARCH32): Define.
6757 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6760 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6763 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6766 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6768 * arm.md (movdi2): Copy non-reg values to DImode registers.
6770 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6773 * final.c (label_to_max_skip): New function.
6774 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6775 CODE_LABEL_NUMBER <= max_labelno.
6776 * output.h (label_to_max_skip): New prototype.
6777 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6778 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6779 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6780 Handle CODE_LABELs with >= 16 byte alignment or with
6781 max_skip == (1 << align) - 1.
6782 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6783 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6786 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6787 .p2align 3 if MAX_SKIP is smaller than 7.
6788 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6790 2009-05-15 Ian Lance Taylor <iant@google.com>
6792 * alias.c (struct alias_set_entry_d): Rename from struct
6793 alias_set_entry. Change all uses.
6794 * except.c (struct call_site_record_d): Rename from struct
6795 call_site_record. Change all uses.
6796 * except.h (struct eh_region_d): Rename from struct eh_region.
6798 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6800 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6801 ivtype_map_elt. Change all uses.
6802 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6804 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6805 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6807 (struct sese_d): Rename from struct sese. Change all uses.
6808 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6809 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6810 * optabs.h (struct optab_d): Rename from struct optab. Change all
6812 (struct convert_optab_d): Rename from struct convert_optab.
6814 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6815 ipa_opt_pass. Change all uses.
6816 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6819 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6820 defined as a typedef.
6821 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6824 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6827 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6829 (merge_ranges): Returns bool.
6830 * tree.h (make_range): .. to here.
6831 (build_range_check): Likewise.
6832 (merge_ranges): Likewise. Renamed from merge_ranges.
6833 * c-typeck.c (parser_build_binary_op): Update calls to
6834 warn_logical_operator.
6835 * c-common.c (warn_logical_operator): Add new warning.
6836 * c-common.h (warn_logical_operator): Update declaration.
6838 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6840 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6842 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6844 * doc/install.texi: Document MPC requirements, flags etc.
6846 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6847 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6848 Evaluate constant arguments.
6849 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6850 (fold_builtin_1): Likewise, also evaluate constant arguments.
6851 Remove superfluous break.
6852 (do_mpc_ckconv): New.
6853 * real.h: Include mpc.h.
6854 * toplev.c (print_version): Output MPC version info if available.
6856 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6858 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6860 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6862 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6865 2009-05-15 Jan Hubicka <jh@suse.cz>
6867 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6868 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6869 (try_inline): Fix return value.
6870 (cgraph_decide_inlining_incrementally): Honor new value.
6871 (cgraph_early_inlining): Handle indirect inlining.
6872 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6874 2009-05-15 Jan Hubicka <jh@suse.cz>
6876 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6877 * cgraphunit.c (cgraph_finalize_function): Set it.
6878 (cgraph_expand_function): Use it.
6880 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6882 * real.c (encode_ieee_half): Define.
6883 (decode_ieee_half): Define.
6884 (ieee_half_format): Define.
6885 (arm_half_format): Define.
6886 * real.h (ieee_half_format): Declare.
6887 (arm_half_format): Declare.
6889 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6891 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6892 swapped, and reversed optabs exist before trying to use them.
6894 2009-05-15 Paul Brook <paul@codesourcery.com>
6895 Sandra Loosemore <sandra@codesourcery.com>
6897 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6898 loads. Allow PRE_DEC.
6899 (output_move_neon): Handle PRE_DEC.
6900 (arm_print_operand): Add 'A' for neon structure loads.
6901 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6902 * config/arm/neon.md (neon_mov): Update comment.
6903 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6905 (Um): New constraint.
6907 2009-05-15 Jan Hubicka <jh@suse.cz>
6909 Revert the following patch until testsuite fallout is fixed:
6910 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6911 * cgraph.h (struct inline_summary): New filed self_wize,
6912 size_inlining_benefit, self_time and time_inlining_benefit.
6913 (struct cgraph_global_info): Replace insns by time ans size fields.
6914 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6915 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6916 (ipcp_update_callgraph): Do not touch function bodies.
6917 * ipa-inline.c: Include except.h
6918 (MAX_TIME): New constant.
6919 (overall_insns): Remove
6920 (overall_size, max_benefit): New static variables.
6921 (cgraph_estimate_time_after_inlining): New function.
6922 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6923 (cgraph_clone_inlined_nodes): Update size.
6924 (cgraph_mark_inline_edge): Update size.
6925 (cgraph_estimate_growth): Use size info.
6926 (cgraph_check_inline_limits): Check size.
6927 (cgraph_default_inline_p): Likewise.
6928 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6929 (cgraph_decide_recursive_inlining): Check size.
6930 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6932 (cgraph_decide_inlining): Likewise.
6933 (cgraph_decide_inlining_incrementally): Likewise; honor
6934 PARAM_EARLY_INLINING_INSNS.
6935 (likely_eliminated_by_inlining_p): New predicate.
6936 (estimate_function_body_sizes): New function.
6937 (compute_inline_parameters): Use it.
6938 * except.c (must_not_throw_labels): New function.
6939 * except.h (must_not_throw_labels): Declare.
6940 * tree-inline.c (init_inline_once): Kill inlining_weigths
6941 * tree-ssa-structalias.c: Avoid uninitialized warning.
6942 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6943 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6944 (PARAM_INLINE_CALL_COST): Remove.
6945 (PARAM_EARLY_INLINING_INSNS): New.
6947 2009-05-15 Richard Guenther <rguenther@suse.de>
6949 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6950 not TODO_update_ssa.
6952 2009-05-15 Richard Guenther <rguenther@suse.de>
6954 PR tree-optimization/39999
6955 * gimple.h (gimple_expr_type): Use the expression type looking
6956 through useless conversions.
6957 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6958 (vn_nary_op_insert_stmt): Likewise.
6959 (simplify_binary_expression): Likewise.
6961 2009-05-15 Richard Guenther <rguenther@suse.de>
6963 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6964 New options, enabled by default.
6965 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6967 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6968 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6969 * tree-ssa-structalias.c (gate_tree_pta): New function.
6970 (pass_build_alias): Use it.
6972 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6975 recurse on an invariant address if a conversion from a pointer
6976 type to a wider integer type is involved.
6978 2009-05-15 Jan Hubicka <jh@suse.cz>
6980 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6981 * cgraph.h (struct inline_summary): New filed self_wize,
6982 size_inlining_benefit, self_time and time_inlining_benefit.
6983 (struct cgraph_global_info): Replace insns by time ans size fields.
6984 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6985 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6986 (ipcp_update_callgraph): Do not touch function bodies.
6987 * ipa-inline.c: Include except.h
6988 (MAX_TIME): New constant.
6989 (overall_insns): Remove
6990 (overall_size, max_benefit): New static variables.
6991 (cgraph_estimate_time_after_inlining): New function.
6992 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6993 (cgraph_clone_inlined_nodes): Update size.
6994 (cgraph_mark_inline_edge): Update size.
6995 (cgraph_estimate_growth): Use size info.
6996 (cgraph_check_inline_limits): Check size.
6997 (cgraph_default_inline_p): Likewise.
6998 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6999 (cgraph_decide_recursive_inlining): Check size.
7000 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7002 (cgraph_decide_inlining): Likewise.
7003 (cgraph_decide_inlining_incrementally): Likewise; honor
7004 PARAM_EARLY_INLINING_INSNS.
7005 (likely_eliminated_by_inlining_p): New predicate.
7006 (estimate_function_body_sizes): New function.
7007 (compute_inline_parameters): Use it.
7008 * except.c (must_not_throw_labels): New function.
7009 * except.h (must_not_throw_labels): Declare.
7010 * tree-inline.c (init_inline_once): Kill inlining_weigths
7011 * tree-ssa-structalias.c: Avoid uninitialized warning.
7012 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7013 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7014 (PARAM_INLINE_CALL_COST): Remove.
7015 (PARAM_EARLY_INLINING_INSNS): New.
7016 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7017 (inline-call-cost): Remove.
7018 (early-inlining-insns): New.
7020 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7022 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7024 (print_int_cst_bounds_in_octal_p): Likewise.
7025 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7027 * dwarf2out.c (base_type_die): Likewise.
7028 (is_subrange_type): Delete.
7029 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7030 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7031 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7032 if the destination type is boolean.
7033 (build_range_check): Do not special-case subtypes.
7034 (fold_sign_changed_comparison): Likewise.
7035 (fold_unary): Likewise.
7036 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7037 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7038 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7039 * tree.c (subrange_type_for_debug_p): New predicate based on the
7040 former is_subrange_type.
7041 * tree.h (subrange_type_for_debug_p): Declare.
7042 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7043 (convert_affine_scev): Remove call to above function.
7044 (chrec_convert_aggressive): Likewise.
7045 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7046 false for conversions involving subtypes.
7047 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7048 (vrp_val_min): Likewise.
7049 (needs_overflow_infinity): Likewise.
7050 (extract_range_from_unary_expr): Likewise.
7052 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7054 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7055 * config/frv/frv.c: Likewise.
7056 * config/s390/s390.c: Likewise.
7057 * config/sparc/sparc.h: Likewise.
7058 * config/i386/i386.h: Likewise.
7059 * config/i386/i386.c: Likewise.
7060 * config/crx/crx.c: Likewise.
7061 * config/m68hc11/m68hc11.h: Likewise.
7062 * config/iq2000/iq2000.c: Likewise.
7063 * config/mn10300/mn10300.h: Likewise.
7064 * config/mn10300/mn10300.c: Likewise.
7065 * config/m68k/m68k.c: Likewise.
7066 * config/rs6000/rs6000.c: Likewise.
7067 * config/rs6000/xcoff.h: Likewise.
7068 * config/rs6000/linux64.h: Likewise.
7069 * config/rs6000/sysv4.h: Likewise.
7070 * config/score/score3.c: Likewise.
7071 * config/score/score7.c: Likewise.
7072 * config/score/score.c: Likewise.
7073 * config/arm/arm.md: Likewise.
7074 * config/mips/mips.c: Likewise.
7075 * config/mips/mips.md: Likewise.
7076 * config/bfin/bfin.h: Likewise.
7077 * config/pa/pa.c: Likewise.
7078 * config/pa/constraints.md: Likewise.
7080 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7081 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7082 * config/pdp11/pdp11.h: Use memory_address_p instead.
7084 2009-05-14 Ian Lance Taylor <iant@google.com>
7086 * passes.c (finish_optimization_passes): Change i to int.
7087 * plugin.c (plugins_active_p): Change event to int.
7088 (dump_active_plugins): Likewise.
7089 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7091 * tree.c (tree_range_check_failed): Change c to unsigned int.
7092 (omp_clause_range_check_failed): Likewise.
7093 (build_common_builtin_nodes): Change mode to int. Add cast.
7094 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7095 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7097 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7098 ++ or -- with a variable of enum type.
7100 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7103 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7105 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7107 * store-motion.c: Do not include params.h
7108 * Makefile.in: Fix dependencies for various files.
7110 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7112 * auto-inc-dec.c: Fix pass description, remove apparent
7113 accidental duplication.
7115 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7118 * ipa-utils.h (memory_identifier_string): Moved to ...
7119 * tree.h (memory_identifier_string): Here. Add GTY(()).
7121 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7123 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7124 in the former documentation of...
7125 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7126 * ira-conflicts.c (get_dup_num): Use address_operand.
7127 * targhooks.c (default_legitimate_address_p): New.
7128 * targhooks.h (default_legitimate_address_p): New.
7129 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7131 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7132 * target.h (struct target): Add legitimate_address_p.
7133 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7134 (TARGET_INITIALIZER): Include it.
7136 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7137 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7138 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7139 (TARGET_LEGITIMATE_ADDRESS_P): New.
7141 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7142 (REG_OK_STRICT_P): Delete.
7143 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7144 (frv_legitimate_address_p_1): ... this.
7145 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7146 (frv_legitimate_address_p_1): ... the renamed old
7147 frv_legitimate_address_p.
7148 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7149 (TARGET_LEGITIMATE_ADDRESS_P): New.
7151 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7152 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7153 * config/s390/s390.c (legitimate_address_p): Rename to...
7154 (s390_legitimate_address_p): ... this, make static.
7155 (legitimize_address): Adjust call.
7156 (TARGET_LEGITIMATE_ADDRESS_P): New.
7157 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7159 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7160 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7161 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7162 (TARGET_LEGITIMATE_ADDRESS_P): New.
7164 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7165 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7166 * config/spu/spu.c (spu_legitimate_address): Rename to...
7167 (spu_legitimate_address_p): ... this, make static.
7168 (TARGET_LEGITIMATE_ADDRESS_P): New.
7170 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7171 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7172 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7173 (sparc_legitimate_address_p): ... this, make static and return bool.
7174 (legitimize_address): Adjust call.
7175 (TARGET_LEGITIMATE_ADDRESS_P): New.
7177 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7178 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7179 * config/i386/i386.c (legitimate_address_p): Rename to...
7180 (ix86_legitimate_address_p): ... this, make static.
7181 (constant_address_p): Move after it, adjust call.
7182 (TARGET_LEGITIMATE_ADDRESS_P): New.
7184 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7185 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7186 * config/avr/avr.c (legitimate_address_p): Rename to...
7187 (avr_legitimate_address_p): ... this, make static.
7188 (legitimize_address): Adjust call.
7189 (TARGET_LEGITIMATE_ADDRESS_P): New.
7191 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7192 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7193 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7194 (TARGET_LEGITIMATE_ADDRESS_P): New.
7196 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7197 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7198 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7199 (TARGET_LEGITIMATE_ADDRESS_P): New.
7201 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7202 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7204 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7206 (TARGET_LEGITIMATE_ADDRESS_P): New.
7208 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7209 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7211 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7213 (m68hc11_legitimate_address_p): ... this, make static.
7214 (go_if_legitimate_address_internal): Rename to...
7215 (m68hc11_legitimate_address_p_1): ... this.
7216 (legitimize_address): Adjust call.
7217 (TARGET_LEGITIMATE_ADDRESS_P): New.
7219 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7220 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7221 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7222 (TARGET_LEGITIMATE_ADDRESS_P): New.
7224 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7225 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7226 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7227 (mn10300_legitimate_address_p): ... this, make static.
7228 (TARGET_LEGITIMATE_ADDRESS_P): New.
7230 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7231 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7232 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7233 (TARGET_LEGITIMATE_ADDRESS_P): New.
7235 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7236 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7237 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7238 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7239 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7240 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7241 (rs6000_legitimate_address_p): ... this, make static.
7242 (TARGET_LEGITIMATE_ADDRESS_P): New.
7243 (REG_MODE_OK_FOR_BASE_P): Delete.
7244 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7246 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7247 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7249 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7250 static, adjust types.
7251 (TARGET_LEGITIMATE_ADDRESS_P): New.
7253 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7254 * config/score/score.c (score_address_p): Rename to...
7255 (score_legitimate_address_p): ... this.
7256 (TARGET_LEGITIMATE_ADDRESS_P): New.
7257 * config/score/score3.c (score3_address_p): Rename to...
7258 (score3_legitimate_address_p): ... this.
7259 * config/score/score7.c (score7_address_p): Rename to...
7260 (score7_legitimate_address_p): ... this.
7262 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7263 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7264 GO_IF_LEGITIMATE_ADDRESS): Delete.
7265 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7266 thumb2_legitimate_address_p): Delete.
7267 (arm_legitimate_address_p): Rename to...
7268 (arm_legitimate_address_outer_p): ... this.
7269 * config/arm/constraints.md ("Uq"): Adjust call.
7270 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7271 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7273 (arm_legitimate_address_outer_p): ... this.
7274 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7276 (TARGET_LEGITIMATE_ADDRESS_P): New.
7278 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7279 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7280 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7281 (TARGET_LEGITIMATE_ADDRESS_P): New.
7283 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7284 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7285 * config/vax/vax.c (legitimate_address_p): Rename to...
7286 (vax_legitimate_address_p): ... this, make static.
7287 (TARGET_LEGITIMATE_ADDRESS_P): New.
7289 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7290 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7291 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7292 (TARGET_LEGITIMATE_ADDRESS_P): New.
7294 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7295 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7296 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7297 (mmix_legitimate_address_p): ... this, make static.
7298 (TARGET_LEGITIMATE_ADDRESS_P): New.
7300 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7301 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7302 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7303 (TARGET_LEGITIMATE_ADDRESS_P): New.
7305 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7307 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7308 of MODE_COMPLEX_INT.
7310 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7312 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7313 LCT_NORMAL in function call.
7314 * mips-tdump.c (print_file_desc): Add cast to enum type.
7315 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7316 (mark_stabs): Add casts to enum types.
7317 (parse_stabs_common): Add casts to enum types.
7319 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7321 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7322 Check for invalid values of LETTER.
7324 2009-05-13 Taras Glek <tglek@mozilla.com>
7326 * attribs.c (register_attribute): moved out attribute registration
7327 into register_attribute.
7328 * doc/plugins.texi: Documented register_attribute and
7330 * gcc-plugin.h: Added forward decl for register_attribute.
7331 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7332 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7333 PLUGIN_ATTRIBUTES boilerplate.
7335 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7337 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7338 values even in sentinel and empty entries.
7339 (ms_printf_flag_specs): Likewise.
7340 (ms_scanf_flag_specs): Likewise.
7341 (ms_strftime_flag_specs): Likewise.
7342 (ms_print_char_table): Likewise.
7343 (ms_scan_char_table): Likewise.
7344 (ms_time_char_table): Likewise.
7346 2009-05-13 Doug Kwan <dougkwan@google.com>
7348 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7350 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7352 * config/mips/mips.md (store): Add attributes for QI and HI.
7354 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7355 (truncdi<mode>2): ... this new pattern.
7357 2009-05-13 Brad Hards <bradh@kde.org>
7359 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7361 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7362 Ben Elliston <bje@au.ibm.com>
7365 * dse.c (check_mem_read_rtx): Guard against width == -1.
7367 2009-05-13 Michael Matz <matz@suse.de>
7370 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7371 (trivially_conflicts_p): New function.
7372 (insert_backedge_copies): Use it.
7374 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7376 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7377 (handle_stdc_pragma): Use new enum constant names.
7378 (handle_pragma_float_const_decimal64): Ditto.
7380 2009-05-13 Ian Lance Taylor <iant@google.com>
7382 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7385 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7387 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7388 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7390 * config/m68k/m68k.h (FL_UCLINUX): Define.
7392 2009-05-13 Jan Hubicka <jh@suse.cz>
7394 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7396 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7399 unless -fschedule-insns is specified.
7401 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7404 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7405 TARGET_EXPAND_CBRANCHDI4.
7406 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7407 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7408 (cmpeqdi): Fix comment.
7410 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7412 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7413 (sh_legitimate_address_p): Likewise.
7414 * config/sh/sh.c (sh_legitimate_index_p): New.
7415 (sh_legitimate_address_p): Likewise.
7416 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7417 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7418 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7419 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7420 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7421 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7422 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7423 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7424 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7426 2009-05-12 Jan Hubicka <jh@suse.cz>
7428 * tree-inline.c (estimate_operator_cost): Add operands;
7429 when division happens by constant, it is cheap.
7430 (estimate_num_insns): Loads and stores are not having cost of 0;
7431 EH magic stuff is cheap; when computing runtime cost of switch,
7432 use log2 base of amount of its cases; builtin_expect has cost of 0;
7433 compute cost for moving return value of call.
7434 (init_inline_once): Initialize time_based flags.
7435 * tree-inline.h (eni_weights_d): Add time_based flag.
7437 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7439 * df-core.c: Update head documentation.
7441 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7444 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7445 shadowing exisiting variable op1.
7447 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7450 * config/i386/driver-i386.c (processor_signatures): New enum.
7451 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7452 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7453 processor signature to detect geode processor.
7455 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7459 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7461 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7462 causes spurious differences between trunk and cond-optab branch.
7464 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7466 * dojump.c (compare_from_rtx): Delete.
7467 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7468 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7469 if the comparison does not satisfy the predicate; test predicates for
7470 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7471 further if one existing pattern fails.
7472 * expr.h (compare_from_rtx): Delete.
7473 (prepare_operand): Declare it.
7474 * optabs.c: Change "lib call" to "libcall" throughout.
7475 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7476 HAVE_conditional_trap, emit_cmp_insn): Delete.
7477 (can_compare_p): Delete cmp_optab case.
7478 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7479 Accept other parameters by value.
7480 (prepare_operand): Make non-static.
7481 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7482 other parameters by value. Try to widen operands here based on
7483 an optab_methods argument and looking at cbranch_optab.
7484 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7485 loop. Use cbranch_optab directly.
7486 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7487 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7489 (emit_conditional_move, emit_conditional_add): Inline what's needed
7490 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7491 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7492 with COMPARE. Move cmov_optab and cstore_optab above
7493 with cbranch_optab, move cmp_optab down with ucmp_optab,
7494 remove tst_otpab. Do not initialize trap_rtx.
7495 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7496 for trap code. Do not check HAVE_conditional_trap. Use
7497 prepare_cmp_insn. Accept no predicate for operand 3.
7498 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7499 (OTI_ctrap, ctrap_optab): New.
7500 (tst_optab): Delete.
7501 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7502 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7503 with lookup of ctrap_optab.
7504 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7508 * combine.c (combine_simplify_rtx, simplify_set): Do not
7509 special case comparing against zero for cc0 machines.
7510 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7511 COMPARE on cc0 machines.
7512 (simplify_relational_operation): Return a new expression when
7513 a COMPARE could be removed.
7514 * final.c (final_scan_insn): Compare cc_status values
7515 against LHS of a (compare FOO (const_int 0)) cc0 source.
7516 Also check if cc_status.value is the full compare.
7518 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7519 (cstoreMM4): Document.
7520 (conditional_trap): Document ctrapMM4 instead.
7521 (sync_compare_and_swapMM): Refer to cbranchcc4.
7522 (Dependent Patterns): Eliminate obsolete information referring to
7523 the old jump optimization phase.
7524 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7525 of compares with 0 on cc0 machines.
7526 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7527 avoiding references to cc0. Remove text about storing operands
7529 * doc/tm.texi (Condition Codes): Include blurb on different
7530 condition code representations, separate into subsections for
7531 CC0, MODE_CC and conditional execution.
7533 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7534 alpha_emit_setcc): Accept operands and a machine mode.
7535 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7536 Get code/op0/op1 from operands, use machine mode argument
7537 instead of alpha_compare.fp_p. Emit the branch here.
7538 (alpha_emit_setcc): Likewise, and return boolean.
7539 (alpha_emit_conditional_move): Likewise. Assert that
7540 cmp_op_mode == cmp_mode, and simplify accordingly.
7541 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7542 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7543 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7545 (stack probe test): Use cbranchdi4.
7546 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7548 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7549 * config/arc/arc.h (movsicc, movsfcc): Use it.
7550 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7551 (cbranchsi4, cstoresi4): New.
7552 (cmpsi, bCC and sCC expanders): Remove.
7554 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7555 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7556 * config/arm/predicates.md (arm_comparison_operator): Only include
7557 floating-point operators if there is a hardware floating-point unit.
7558 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7559 deferring to cbranch_cc and cstore_cc respectively.
7560 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7561 cbranch_cc, cstore_cc): New.
7562 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7564 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7566 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7567 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7569 (adjust_insn_length): Adjust calls.
7570 (avr_reorg): Handle (compare (foo) (const_int 0)).
7571 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7572 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7573 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7574 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7576 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7577 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7579 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7580 (cbranchsi4, cstorebi4, cstoresi4): New.
7581 (movbisi): This insn is duplicate, split it to zero_extend.
7582 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7583 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7584 (bfin_optimize_loop): Use cbranch expander.
7585 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7586 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7587 (bfin_bimode_comparison_operator): ... this.
7588 (bfin_direct_comparison_operator): New.
7590 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7591 inside (compare FOO (const_int 0)).
7592 (cris_rtx_costs): Handle ZERO_EXTRACT.
7593 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7594 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7595 (*tstdi_v32): Delete.
7596 (*cmpdi_non_v32): Add M alternative for operand 1.
7597 (cmpsi, cmp<mode>): Make private.
7598 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7600 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7602 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7603 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7604 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7605 (cc_reg_operand): New.
7607 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7608 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7609 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7610 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7611 crx_expand_scond): Delete.
7613 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7615 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7616 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7618 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7619 cstoresi4, cstoresf4, cstoredf4): New.
7620 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7621 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7622 Receive the entire operands array.
7623 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7624 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7625 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7626 Get test/op0/op1 from the operands array.
7627 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7629 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7630 (h8300_expand_store): New.
7631 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7633 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7634 (h8300_expand_store): New.
7635 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7636 or do not try to produce (set (cc0) REG).
7637 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7638 change a compare into a move to a scratch register. Disable some
7639 peepholes when comparing with zero.
7640 (tstsi, tsthi, tstsi, cmpqi): Make private.
7643 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7646 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7647 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7648 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7649 (ix86_emit_i387_log1p): Use cbranchxf2.
7650 (ix86_expand_setcc): Return void.
7651 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7652 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7653 cmp<MODEF>, cmpcc): Remove.
7654 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7655 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7656 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7657 (sCC and bCC expanders): Remove.
7658 (stack_protect_test): Use cbranchcc4.
7660 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7662 (ia64_expand_compare): Accept three rtx by reference and return void.
7663 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7664 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7665 from *expr. Update *expr with the BImode comparison to do.
7666 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7667 cmptf, bCC, sCC, conditional_trap): Delete.
7668 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7669 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7670 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7671 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7672 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7674 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7675 type of last argument.
7676 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7677 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7678 use machine mode argument instead of branch_type. Remove dead
7679 code for floating-point comparisons.
7680 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7681 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7683 (cbranchsi4, cstoresi4): New.
7684 * config/iq2000/predicates.md (reg_or_const_operand): New.
7686 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7687 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7688 (b<code>_op): Rewrite to...
7689 (bcc_op): ... this, using match_operator.
7690 (s<code>_op): Rewrite to...
7691 (scc_op): ... this, using match_operator.
7692 (s<code>_24_op): Rewrite to...
7693 (scc_op_24): ... this, using match_operator.
7694 (s<code>_<mode>): Rewrite to...
7695 (cstore<mode>4): ... this, using match_operator.
7696 (s<code>_<mode>_24): Rewrite to...
7697 (cstore<mode>4_24): ... this, using match_operator.
7698 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7699 m32c_unpend_compare, m32c_expand_scc): Delete.
7700 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7701 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7702 (m32c_expand_movcc): Change NE to EQ if necessary.
7703 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7705 * config/m32r/m32r-protos.h (gen_cond_store): New.
7706 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7707 (gen_cond_store): New, from sCC patterns.
7708 (m32r_expand_block_move): Use cbranchsi4.
7709 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7710 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7711 (cbranchsi4, cstoresi4): New.
7713 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7715 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7716 (m68hc11_notice_update_cc): Look into a compare with 0.
7717 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7719 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7720 cmphi, cmpqi, bCC): Delete.
7721 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7722 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7723 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7726 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7727 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7728 * config/m68k/constraints.md (H): New.
7729 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7730 the define_insn below.
7731 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7732 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7733 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7734 patterns): Wrap RHS with COMPARE.
7735 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7736 (*cmpdi_internal): Name this pattern.
7737 (cmpdi): Change to define_insn.
7738 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7739 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7740 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7742 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7743 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7744 (conditional_trap): Change to...
7745 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7746 (*conditional_trap): Use the ordered_comparison_operator and
7747 const1_operand predicates.
7748 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7749 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7750 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7751 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7753 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7754 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7755 (mcore_gen_compare): New.
7756 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7757 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7758 (mcore_gen_compare): ... this.
7759 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7760 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7761 (stack probe pattern): Use cbranchsi4.
7763 * config/mips/predicates.md (mips_cstore_operator): New.
7764 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7765 * config/mips/mips.md (any_cond): Delete.
7766 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7768 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7769 fixuns_truncsfdi2): Use cbranch patterns.
7770 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7771 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7772 Adjust call to mips_expand_conditional_branch.
7773 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7775 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7776 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7777 * config/mips/mips.c (cmp_operands): Delete.
7778 (mips_emit_compare): Get comparison operands from *op0/*op1.
7779 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7780 that it succeeds. Use op0/op1 instead of cmp_operands.
7781 (mips_expand_conditional_branch, mips_expand_conditional_move,
7782 mips_expand_conditional_trap): Likewise.
7783 (mips_block_move_loop): Use cbranch patterns.
7784 * config/mips/mips.h (cmp_operands): Delete.
7786 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7787 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7788 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7789 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7790 (*cmpcc_folded): Rename to...
7791 (*cmpdi_folded): this.
7792 (*cmpcc): Rename to...
7794 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7797 (cbranchdf4): New. Handle invalid comparisons here.
7798 * config/mmix/predicates.md (float_comparison_operator): New.
7800 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7801 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7802 * config/mn10300/mn10300.md (tst): Delete.
7803 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7804 Name these patterns and wrap RHS in a compare.
7805 (*cmpsi): Make this pattern private. Include tst.
7806 (*cmpsf): Make this pattern private.
7807 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7808 (compare with zero peepholes): Likewise.
7810 (cbranchsi4, cbranchsf4): New.
7811 (casesi): Use cbranchsi4.
7813 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7814 hppa_branch_type): Delete.
7815 (return_addr_rtx): Use cbranchsi4.
7816 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7817 Emit CCFPmode comparison here.
7818 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7819 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7820 hppa_branch_type): Delete.
7821 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7822 (movsicc, movdicc): Remove references to hppa_compare_op0,
7823 hppa_compare_op1 and compare_from_rtx.
7824 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7825 (casesi): Use cbranchsi4.
7827 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7828 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7829 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7830 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7831 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7833 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7834 (*branch, *branch_inverted): New.
7836 * config/picochip/picochip.md (cbranchhi4): Use
7837 ordered_comparison_operator.
7838 (cmphi, bCC): Remove.
7840 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7841 (trap_comparison_operator): Delete.
7842 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7843 rs6000_emit_cbranch): Accept mode and operands.
7844 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7845 rs6000_compare_fp_p): Delete.
7846 (rs6000_generate_compare): Accept mode and comparison. Extract code
7847 and op0/op1 from there. Replace references to rs6000_compare_op0
7848 and rs6000_compare_op1.
7849 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7850 extract result from passed operands.
7851 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7852 extract loc from passed operands.
7853 (rs6000_emit_cmove): Likewise.
7854 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7855 rs6000_compare_fp_p): Delete.
7856 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7857 (cbranch<GPR>4, cbranch<FP>4): New.
7858 (cstore<mode>4): New. Consolidate here all choices about when to use
7859 portable or specialized sCC sequences.
7860 (stack_protect_test): Use cbranchsi4.
7861 (conditional_trap): Replace with ctrap<GPR>4.
7862 (conditional trap insn): Replace trap_comparison_operator with
7863 ordered_comparison_operator.
7865 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7866 (s390_emit_prologue): Use ctrap.
7867 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7868 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7869 New predicates replacing...
7870 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7871 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7872 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7873 (add<mode>cc): Do not use s390_compare_op0/op1.
7874 (s<code>): Change to...
7875 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7877 (cstorecc4): ... this. Handle EQ or NE equally.
7878 (*sne): Un-privatize for use in cstorecc4.
7879 (b<code>): Change to...
7880 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7881 (conditional_trap): Replace with...
7882 (ctrap<GPR>4, ctrap<FP>4): ... these.
7883 (stack_protect): Use cbranchcc4.
7885 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7886 * config/score/score-protos.h (score_gen_cmp): Delete.
7887 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7888 (score_block_move-loop): Use cbranchsi4.
7889 * config/score/score.md (cbranchsi4): New.
7890 (cmpsi, bCC): Delete.
7891 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7892 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7893 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7894 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7895 * config/score/score3.h (score3_gen_cmp): Delete.
7896 * config/score/score7.h (score7_gen_cmp): Delete.
7898 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7899 (sh_emit_scc_to_t): ... this. Return void.
7900 (from_compare): Rename to...
7901 (sh_emit_compare_and_branch): ... this.
7902 (sh_emit_compare_and_set): New.
7903 (sh_expand_t_scc): Accept operands.
7904 * config/sh/predicates.md (sh_float_comparison_operator): New.
7905 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7906 (prepare_scc_operands): Rename to...
7907 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7909 (sh_emit_cheap_store_flag): New.
7910 (sh_emit_set_t_insn): New.
7911 (from_compare): Rename to...
7912 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7913 handling of TARGET_SH2E floating point to avoid recursive call.
7914 Generate branch here.
7915 (sh_emit_compare_and_set): New.
7916 (sh_expand_t_scc): Get op0/op1 from arguments.
7917 (sh_emit_cheap_store_flag): New.
7918 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7920 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7921 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7922 (movsicc, movdicc): Do nothing when it recreated operands from
7923 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7924 prepare_scc_operands (now sh_emit_scc_to_t).
7925 (udivdi3): Use cstoresi4.
7926 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7927 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7928 (cbranchint4_media, cbranchfp4_media): New.
7929 (casesi): Use cbranchdi4.
7930 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7932 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7933 (movnegt): Remove second operand.
7934 (cbranchsf4, cbranchdf4): New.
7935 (stack_protect): Use cbranchdi4/cbranchsi4.
7937 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7938 (gen_compare_reg): Accept comparison, extract part of it to...
7939 (gen_compare_reg_1): ... this.
7940 (gen_compare_operator): Delete.
7941 (gen_v9_scc): Accept separate destination, comparison code and arms.
7942 Do not use sparc_compare_op0/sparc_compare_op1.
7943 (emit_scc_insn, emit_conditional_branch_insn): New.
7944 (emit_v9_brxx): Make static. Remove useless assertion.
7945 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7947 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7948 * config/sparc/sparc-protos.h (gen_compare_reg,
7949 sparc_emit_float_lib_cmp): Adjust prototype.
7950 (emit_scc_insn, emit_conditional_branch_insn): New.
7951 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7952 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7953 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7954 iterators to the top.
7955 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7956 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7957 snedi_special_trunc): Delete.
7958 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7959 and snedi_special_trunc.
7960 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7961 cbranchdi4, cbranch<F:mode>4): New.
7962 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7963 here. Use gen_compare_reg instead of gen_compare_operator.
7964 (conditional_trap): Replace with...
7965 (ctrapsi4, ctrapdi4): ... this.
7966 (stack_protect_test): Use cbranchcc4.
7968 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7970 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7971 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7972 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7973 from operands[0] or operands[3] depending on is_set.
7974 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7975 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7976 cmpdf, bCC), sCC: Remove.
7977 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7978 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7980 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7981 spu_emit_branch_or_set.
7983 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7985 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7986 xstormy16_compare_op1): Delete.
7987 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7988 xstormy16_compare_op1): Delete.
7989 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7991 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7992 (cmphi, cmpsi, bCC): Remove.
7994 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7995 (*cmpsi): ... this one.
7996 (cbranchsi4, cstoresi4): New.
7997 (bCC expanders): Delete.
7998 (sCC insns): Fold into...
7999 (*setcc): ... this one.
8000 (casesi): Do not use gen_cmpsi and gen_bgtu.
8001 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8002 (movsicc): Simplify.
8003 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8005 * config/vax/vax-protos.h (cond_name): New.
8006 (vax_output_conditional_branch): Remove.
8007 * config/vax/vax.c (cond_name): New.
8008 (vax_output_conditional_branch): Remove.
8009 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8010 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8011 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8012 (bit<VAXint>): Wrap source with (compare).
8013 (b<code> and following unnamed pattern): Rename to *branch and
8014 *branch_reversed. Change macroization to match_operator.
8015 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8017 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8018 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8019 Change last argument to machine_mode.
8020 (xtensa_expand_scc): Add machine_mode argument.
8021 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8022 (gen_conditional_move, xtensa_expand_conditional_branch,
8023 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8024 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8025 Adjust operand numbers.
8026 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8028 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8029 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8030 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8032 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8034 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8035 causes spurious differences between trunk and cond-optab branch.
8037 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8040 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8042 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8044 * tree.c (iterative_hash_pointer): Delete.
8045 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8046 Hash UIDs and versions of SSA names. Don't special-case built-in
8047 function declarations.
8049 2009-05-11 Ian Lance Taylor <iant@google.com>
8052 * graphite.c: Force -Wc++-compat to only be a warning before
8053 #including "cloog/cloog.h".
8055 2009-05-11 Martin Jambor <mjambor@suse.cz>
8057 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8059 2009-05-11 Jan Hubicka <jh@suse.cz>
8061 * tree-ssa-loop-ivcanon.c: Include target.h
8062 (struct loop_size): new structure.
8063 (constant_after_peeling): New predicate.
8064 (tree_estimate_loop_size): New function.
8065 (estimated_unrolled_size): Rewrite for new estimates.
8066 (try_unroll_loop_completely): Use new estimates.
8067 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8069 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8071 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8072 libcpp interface change.
8073 (spu_macro_to_expand): Likewise.
8075 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8077 PR tree-optimization/40026
8078 * gimplify.c (gimplify_init_constructor): Change initial conditional
8079 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8080 optimize_compound_literals_in_ctor.
8082 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8084 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8086 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8088 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8090 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8091 HOST_WIDE_INT for gap.
8093 2009-05-11 Ira Rosen <irar@il.ibm.com>
8095 PR tree-optimization/40074
8096 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8097 account in group size and step comparison.
8099 2009-05-11 Richard Guenther <rguenther@suse.de>
8101 * passes.c (init_optimization_passes): Strip now incorrect comment.
8102 (execute_function_todo): Do not set PROP_alias.
8103 * tree-pass.h (PROP_alias): Remove.
8104 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8105 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8106 * tree-nrv.c (pass_return_slot): Likewise.
8107 * tree-object-size.c (pass_object_sizes): Likewise.
8108 * tree-ssa-dom.c (pass_dominator): Likewise.
8109 (pass_phi_only_cprop): Likewise.
8110 * tree-ssa-dse.c (pass_dse): Likewise.
8111 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8112 (pass_cselim): Likewise.
8113 * tree-ssa-pre.c (pass_pre): Likewise.
8114 (pass_fre): Likewise.
8115 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8116 * tree-ssa-sink.c (pass_sink_code): Likewise.
8117 * tree-stdarg.c (pass_stdarg): Likewise.
8118 * tree-tailcall.c (pass_tail_calls): Likewise.
8119 * tree-vrp.c (pass_vrp): Likewise.
8121 2009-05-10 Ian Lance Taylor <iant@google.com>
8123 * basic-block.h (enum profile_status): Break out of struct
8125 * cgraph.h (struct inline_summary): Break out of struct
8127 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8128 of struct cgraph_order_sort.
8129 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8130 * cse.c (struct branch_path): Break out of struct
8131 cse_basic_block_data.
8132 * except.h (enum eh_region_type): Break out of struct eh_region.
8133 * gcc.c (enum add_del): Break out of struct modify_target.
8134 * genrecog.c (enum decision_type): Break out of struct decision_test.
8135 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8137 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8138 * regmove.c (enum match_use): New enum, broken out of struct match.
8139 * sched-int.h (enum post_call_group): New enum, broken out of
8141 (struct deps_reg): Break out of struct deps.
8142 * target.h (struct asm_int_op): Break out of struct gcc_target.
8143 * tree-eh.c (struct goto_queue_node): Break out of struct
8145 * tree-inline.h (enum copy_body_cge_which): Break out of
8147 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8149 * c-decl.c (in_struct, struct_types): New static variables.
8150 (pushtag): Add loc parameter. Change all callers.
8151 (lookup_tag): Add ploc parameter. Change all callers.
8152 (check_compound_literal_type): New function.
8153 (parser_xref_tag): Add loc parameter. Change all callers. If
8154 -Wc++-compat, warn about struct/union/enum types defined within a
8156 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8157 and loc parameters. Change all callers. Change error calls to
8158 error_at, using loc. For a redefinition, if the location of the
8159 original definition is known, report it. Set in_struct and
8160 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8161 (finish_struct): Add new parameters enclosing_in_struct and
8162 enclosing_struct_types. Change all callers. Set
8163 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8164 in the struct. If in a struct, add this struct to struct_types.
8165 (start_enum): Add loc parameter. Change all callers. Use
8166 error_at for errors, using loc. For a redefinition, if the
8167 location of the original definition is known, report it. If in a
8168 struct, add this enum type to struct_types. If -Wc++-compat warn
8169 if in sizeof, typeof, or alignof.
8170 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8171 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8172 (c_parser_enum_specifier): Get enum location for start_enum.
8173 (c_parser_struct_or_union_specifier): Get struct location for
8174 start_struct. Save in_struct and struct_types status between
8175 start_struct and finish_struct.
8176 (c_parser_cast_expression): Get location of cast.
8177 (c_parser_alignof_expression): Get location of type.
8178 (c_parser_postfix_expression): Likewise.
8179 (c_parser_postfix_expression_after_paren_type): Add type_loc
8180 parameter. Change all callers. Call check_compound_literal_type.
8181 Use type_loc for error about variable size type.
8182 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8183 of an enum constant from an enum type defined in a struct or union.
8184 (c_cast_expr): Add loc parameter. Change all callers. If
8185 -Wc++-compat, warn about defining a type in a cast.
8186 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8187 (start_enum, start_struct, finish_struct): Update declarations.
8188 (parser_xref_tag, c_cast_expr): Update declarations.
8189 (check_compound_literal_type): Declare.
8191 2009-05-11 Ben Elliston <bje@au.ibm.com>
8193 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8194 for recent libcpp interface change.
8195 (rs6000_macro_to_expand): Likewise.
8197 2009-05-10 Michael Matz <matz@suse.de>
8200 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8201 not at entry of function.
8203 2009-05-10 Richard Guenther <rguenther@suse.de>
8205 PR tree-optimization/40081
8207 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8208 using the main variant of the element type. Do not fiddle with
8209 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8211 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8212 structs with volatile fields.
8214 2009-05-10 Jan Hubicka <jh@suse.cz>
8216 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8217 (estimate_move_cost): Assert that it does not get called for
8219 (estimate_num_insns): Skip VOID types in argument handling.
8220 (optimize_inline_calls): Delete unreachable blocks and verify that
8223 2009-05-10 Jan Hubicka <jh@suse.cz>
8225 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8226 * cgraph.c (cgraph_mark_address_taken_node): New function.
8227 (dump_cgraph_node): Dump new flag.
8228 * cgraph.h (struct cgraph_node): Add address_taken.
8229 (cgraph_mark_address_taken_node): New function.
8230 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8231 since new direct calls can be born.
8233 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8235 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8238 2009-05-10 Jan Hubicka <jh@suse.cz>
8241 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8243 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8244 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8245 * tree-inline.c (copy_bb): Set frequency correctly.
8246 (fold_marked_statements): Update call to
8247 cgraph_update_edges_for_call_stmt.
8249 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8251 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8252 identifiers in diagnostics.
8253 * config/arm/arm.c (arm_handle_fndecl_attribute,
8254 arm_handle_isr_attribute): Likewise.
8255 * config/avr/avr.c (avr_handle_progmem_attribute,
8256 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8257 * config/bfin/bfin.c (handle_int_attribute,
8258 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8259 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8260 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8262 * config/darwin.c (darwin_handle_kext_attribute,
8263 darwin_handle_weak_import_attribute): Likewise.
8264 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8265 h8300_handle_eightbit_data_attribute,
8266 h8300_handle_tiny_data_attribute): Likewise.
8267 * config/i386/i386.c (ix86_handle_cconv_attribute,
8268 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8269 * config/i386/winnt.c (ix86_handle_shared_attribute,
8270 ix86_handle_selectany_attribute): Likewise.
8271 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8272 * config/m32c/m32c.c (function_vector_handler): Likewise.
8273 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8274 m68hc11_handle_fntype_attribute): Likewise.
8275 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8276 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8277 * config/mips/mips.c (mips_insert_attributes,
8278 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8279 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8280 rs6000_handle_struct_attribute): Likewise.
8281 * config/sh/sh.c (sh_insert_attributes,
8282 sh_handle_resbank_handler_attribute,
8283 sh_handle_interrupt_handler_attribute,
8284 sh2a_handle_function_vector_handler_attribute,
8285 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8287 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8288 * config/spu/spu.c (spu_handle_fndecl_attribute,
8289 spu_handle_vector_attribute): Likewise.
8290 * config/stormy16/stormy16.c
8291 (xstormy16_handle_interrupt_attribute): Likewise.
8292 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8293 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8295 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8297 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8298 (pp_translate_identifiers): New.
8299 (pp_identifier): Only conditionally translate identifier to locale
8301 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8302 (pp_base_tree_identifier): Only conditionally translate identifier
8303 to locale character set.
8304 * c-pretty-print.c (M_): Define.
8305 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8306 fragments for conditional translation with M_.
8307 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8308 identifier translation.
8310 2009-05-10 Richard Guenther <rguenther@suse.de>
8312 PR tree-optimization/40081
8313 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8314 using the main variant of the element type. Do not fiddle with
8315 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8317 2009-05-09 Jan Hubicka <jh@suse.cz>
8320 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8321 indirect calls; verify cgraph afterwards.
8323 2009-05-09 Jan Hubicka <jh@suse.cz>
8326 * ipa.c (update_inlined_to_pointer): New function.
8327 (cgraph_remove_unreachable_nodes): Use it.
8329 2009-05-09 Jan Hubicka <jh@suse.cz>
8331 * tree-eh.c (struct leh_state): Remove prev_try.
8332 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8334 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8335 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8336 remove_eh_handler_and_replace, foreach_reachable_handler,
8337 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8338 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8339 (gen_eh_region_cleanup): Update prototype.
8341 2009-05-09 Jan Hubicka <jh@suse.cz>
8344 * except.c (copy_eh_region): Always set prev_try.
8345 (redirect_eh_edge_to_label): Find outer try.
8346 (foreach_reachable_handler): When looking for prev try
8347 handle case where previous try is not going to be taken.
8349 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8351 PR tree-optimization/40049
8352 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8353 only vector/vector shifts, convert the type of the constant to the
8354 appropriate type to avoid building incorrect trees, which
8355 eventually have problems with garbage collection.
8357 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8359 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8360 -1 for complex floating-point types if honoring signed zeros.
8362 2009-05-08 Jan Hubicka <jh@suse.cz>
8364 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8365 argument; handle correctly when profile is absent.
8366 (build_cgraph_edges): Update.
8367 (rebuild_cgraph_edges): Update.
8368 * cgraph.c: Do not include varray.h.
8369 (cgraph_set_call_stmt_including_clones): New function.
8370 (cgraph_create_edge_including_clones): Likewise
8371 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8372 (cgraph_update_edges_for_call_stmt): Handle clones.
8373 (cgraph_remove_node): Handle clone tree.
8374 (cgraph_remove_node_and_inline_clones): New function.
8375 (dump_cgraph_node): Dump clone tree.
8376 (cgraph_clone_node): Handle clone tree.
8377 (clone_function_name): Bring here from tree-inline.c.
8378 (cgraph_create_virtual_clone): New function.
8379 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8380 (cgraph_clone_info): New function.
8381 (strut cgraph_node): Add clone_info and new clone tree pointers.
8382 (cgraph_remove_node_and_inline_clones,
8383 cgraph_set_call_stmt_including_clones,
8384 cgraph_create_edge_including_clones,
8385 cgraph_create_virtual_clone): Declare.
8386 (cgraph_function_versioning): Use VEC argument.
8387 (compute_call_stmt_bb_frequency): Update prototype.
8388 (cgraph_materialize_all_clones): New function.
8389 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8390 (ipcp_create_replace_map): Update to VECtors.
8391 (ipcp_update_callgraph): Use virtual clones.
8392 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8393 (ipcp_update_profiling): Do not update local profiling.
8394 (ipcp_insert_stage): Use VECtors and virtual clones.
8395 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8396 (clone_of_p): New function.
8397 (cgraph_preserve_function_body_p): Use clone tree.
8398 (cgraph_optimize): Materialize clones.
8399 (cgraph_function_versioning): Update for VECtors.
8400 (save_inline_function_body): Use clone tree.
8401 (cgraph_materialize_clone): New function.
8402 (cgraph_materialize_all_clones): Likewise.
8403 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8404 * ipa.c: Include gimple.h.
8405 (cgraph_remove_unreachable_nodes): Use clone tree.
8406 * ipa-prop.c (ipa_note_param_call): Update call to
8407 compute_call_stmt_bb_frequencycall.
8408 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8409 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8410 (copy_bb): Handle updating of clone tree; add new edge when new call
8412 (expand_call_inline): Be strict about every call having edge.
8413 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8414 (delete_unreachable_blocks_update_callgraph): New function.
8415 (tree_function_versioning): Use VECtors; always remove unreachable
8416 blocks and fold conditionals.
8417 * tree-inline.h: Do not include varray.h.
8418 (tree_function_versioning): Remove.
8419 * Makefile.in (GTFILES): Remove tree-inline.c
8420 * passes.c (do_per_function): Do only functions having body.
8421 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8424 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8425 Andrew Morrow <acm@google.com>
8428 * c-common.c (c_common_attribute_table): Permit deprecated
8429 attribute to take an optional argument.
8430 (handle_deprecated_attribute): If the optional argument to
8431 __attribute__((deprecated)) is not a string ignore the attribute
8434 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8435 * c-typeck.c (build_component_ref): Likewise.
8436 (build_external_ref): Likewise.
8438 * toplev.c (warn_deprecated_use): Add an attribute argument.
8439 Emit the message associated with __attribute__((deprecated)).
8441 * toplev.h (warn_deprecated_use): Updated.
8443 * doc/extend.texi: Document new optional parameter to
8444 __attribute__((deprecated))
8446 2009-05-08 Michael Eager <eager@eagercon.com>
8448 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8449 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8451 2009-05-08 Richard Guenther <rguenther@suse.de>
8453 PR tree-optimization/40062
8454 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8455 Avoid exponential behavior.
8457 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8459 PR rtl-optimization/33928
8461 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8462 process_uses, build_single_def_use_links): New.
8463 (update_df): Update use_def_ref.
8464 (forward_propagate_into): Use get_def_for_use instead of use-def
8466 (fwprop_init): Call build_single_def_use_links and let it initialize
8468 (fwprop_done): Free use_def_ref.
8469 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8470 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8471 df_rd_simulate_one_insn): New.
8472 (df_rd_bb_local_compute_process_def): Update head comment.
8473 (df_chain_create_bb): Use the new RD simulation functions.
8474 * df.h (df_rd_simulate_artificial_defs_at_top,
8475 df_rd_simulate_one_insn): New.
8476 * opts.c (decode_options): Enable fwprop at -O1.
8477 * doc/invoke.texi (-fforward-propagate): Document this.
8479 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8482 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8483 and one complex operand specially.
8484 * tree-complex.c (some_nonzerop): Do not identify a real value as
8485 zero if flag_signed_zeros.
8487 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8489 PR rtl-optimization/33928
8490 * loop-invariant.c (record_use): Fix && vs. || mishap.
8492 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8494 PR rtl-optimization/33928
8495 * loop-invariant.c (struct use): Add addr_use_p.
8496 (struct def): Add n_addr_uses.
8497 (struct invariant): Add cheap_address.
8498 (create_new_invariant): Set cheap_address.
8499 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8500 (record_uses): Pass df_ref to record_use.
8501 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8504 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8506 * config/sh/sh.c: Do not include c-pragma.h.
8508 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8510 * config/spu/spu.c: Remove include of c-common.h.
8512 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8515 * c-common.h (mark_valid_location_for_stdc_pragma,
8516 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8517 clear_float_const_decimal64, float_const_decimal64_p): New.
8518 * c.opt (Wunsuffixed-float-constants): New.
8519 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8520 unsuffixed float constant, handle new warning.
8521 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8522 * c-decl.c (c_scope): New flag float_const_decimal64.
8523 (set_float_const_decimal64, clear_float_const_decimal64,
8524 float_const_decimal64_p): New.
8525 (push_scope): Set new flag.
8526 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8527 to use STDC pragmas.
8528 (c_parser_external_declaration): Ditto.
8529 (c_parser_compound_statement_nostart): Ditto.
8530 * c-pragma.c (valid_location_for_stdc_pragma,
8531 mark_valid_location_for_stdc_pragma,
8532 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8533 handle_pragma_float_const_decimal64): New.
8534 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8535 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8536 set_float_const_decimal64, clear_float_const_decimal64,
8537 float_const_decimal64_p): New dummy functions.
8538 * doc/extend.texi (Decimal Float): Remove statement that the
8539 pragma, and suffix for double constants, are not supported.
8540 * doc/invoke.texi (Warning Options): List new option.
8541 (-Wunsuffixed-float-constants): New.
8543 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8545 * config/i386/i386.c: Do not include c-common.h.
8547 2009-05-07 Mark Heffernan <meheff@google.com>
8549 * doc/invoke.texi (Debugging Options): Document change of debugging
8551 * opts.c (decode_options): Make dump_base_name relative to
8552 aux_base_name directory.
8554 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8556 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8557 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8559 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8561 * Makefile.in (install-plugin): Simplify a bit.
8563 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8565 * Makefile.in (OBJS-common): Add regcprop.o.
8567 * timevar.def (TV_CPROP_REGISTERS): New.
8568 * regrename.c (regrename_optimize): Return 0.
8569 (rest_of_handle_regrename): Delete.
8570 (pass_rename_registers): Point to regrename_optimize.
8571 (struct value_data_entry, struct value_data,
8572 kill_value_one_regno, kill_value_regno, kill_value,
8573 set_value_regno, init_value_data, kill_clobbered_value,
8574 kill_set_value, kill_autoinc_value, copy_value,
8575 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8576 replace_oldest_value_reg, replace_oldest_value_addr,
8577 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8578 debug_value_data, validate_value_data): Move...
8579 * regcprop.c: ... here.
8580 (rest_of_handle_cprop): Delete.
8581 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8583 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8586 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8587 GEN_INT for 1 << bitnum.
8588 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8591 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8593 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8594 Remove wrong description of "nand" operation.
8596 2009-05-06 Richard Guenther <rguenther@suse.de>
8597 Adam Nemet <anemet@caviumnetworks.com>
8599 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8600 comment. Add that if LHS is not a gimple register, then RHS1 has
8601 to be a single object (GIMPLE_SINGLE_RHS).
8603 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8605 * expr.c (get_def_for_expr): Move it up in the file.
8606 (store_field): When expanding a bit-field store, look at the
8607 defining gimple stmt for the masking conversion.
8609 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8612 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8613 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8614 32-bit memcpy into long.
8616 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8618 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8619 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8621 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8622 instead of appending DW_OP_deref*.
8624 2009-05-06 Michael Matz <matz@suse.de>
8627 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8628 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8630 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8632 * Makefile.in (install-plugin): Fix srcdir handling.
8634 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8636 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8637 when processing for not_regs_needed bitmap.
8638 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8639 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8640 handling it for rhs.
8642 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8644 * config/i386/i386.md (unnamed inc/dec peephole): Use
8645 optimize_insn_for_size_p instead of optimize_size.
8646 * config/i386/predicates.md (incdec_operand): Likewise.
8647 (aligned_operand): Likewise.
8648 * config/i386/sse.md (divv8sf3): Likewise.
8649 (sqrtv8sf2): Likewise.
8651 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8653 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8655 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8657 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8659 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8660 ssemodesuffixf2c with avxmodesuffixf2c.
8662 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8665 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8667 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8669 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8670 (struct tree_base): Adjust spacing for 8 bit boundaries.
8671 (struct tree_decl_common): Add decl_by_reference_flag bit.
8672 (DECL_BY_REFERENCE): Adjust.
8673 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8674 print DECL_BY_REFERENCE bit.
8675 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8676 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8677 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8678 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8682 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8683 range of the type, but default label is missing, add it with one
8684 of the existing labels instead of adding a new label for it.
8686 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8690 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8692 * Makefile.in (enable_plugin, plugin_includedir): New.
8693 (install): Depend on install-plugin.
8694 (PLUGIN_HEADERS): New.
8695 (install-plugin): New.
8696 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8698 2009-05-05 Richard Guenther <rguenther@suse.de>
8700 PR tree-optimization/40022
8701 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8703 (phivn_valid_p): Fix tuplification error, simplify.
8704 (phiprop_insert_phi): Add dumps.
8705 (propagate_with_phi): Simplify.
8707 2009-05-05 Richard Guenther <rguenther@suse.de>
8710 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8712 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8714 * tree.h (strip_float_extensions): Remove duplicate declaration.
8715 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8716 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8717 block_ultimate_origin): Rearrange the declarations line to match the
8718 comment that indicates the .c file which the functions are defined.
8719 (dwarf2out_*, set_decl_rtl): Add comment.
8720 (get_base_address): Adjust comment.
8721 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8722 declarations line and add comment.
8723 (is_builtin_name): Add blank after function name, for clarity.
8725 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8727 * attribs.c (decl_attributes): Use %qE for identifiers in
8729 * cgraphunit.c (verify_cgraph_node): Translate function names to
8730 locale character set in diagnostics.
8731 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8733 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8734 Document that functions are named in UTF-8.
8735 * expr.c (expand_expr_real_1): Translate function names to locale
8736 character set in diagnostics.
8737 * gimplify.c (omp_notice_variable, omp_is_private,
8738 gimplify_scan_omp_clauses): Use %qE for identifiers in
8740 * langhooks.c (lhd_print_error_function): Translate function names
8741 to locale character set.
8742 * langhooks.h (decl_printable_name): Document that return value is
8743 in internal character set.
8744 * stmt.c: Include pretty-print.h
8745 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8747 (resolve_operand_name_1): Translate named operand name to locale
8749 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8751 * toplev.c (announce_function): Translate function names to locale
8753 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8754 (default_tree_printer): Use pp_identifier or translate identifiers
8755 to locale character set. Mark "<anonymous>" for translation.
8756 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8757 for identifiers in diagnostics.
8758 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8760 * varasm.c (output_constructor): Use %qE for identifiers in
8763 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8765 * configure.ac: use ` ` instead of $()
8766 * configure: Regenerate.
8768 2009-05-05 Ben Elliston <bje@au.ibm.com>
8770 * config/pa/linux-atomic.c: Eliminate conditional include of
8771 errno.h on non-LP64 systems to simplify build requirements.
8773 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8775 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8777 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8778 and pass value to identifier_to_locale.
8779 (warn_variable_length_array): Make name a tree.
8780 (grokdeclarator): Separate diagnostic texts for named and unnamed
8781 declarators. Use %qE for named declarators.
8782 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8784 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8785 identifiers in diagnostics.
8786 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8787 identifier_to_locale. Mark "anonymous" strings for translation.
8789 2009-05-04 Michael Eager <eager@eagercon.com>
8791 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8792 address for DImode/DFmode only if double-precision FP regs.
8794 2009-05-04 Michael Eager <eager@eagercon.com>
8796 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8797 TARGET_SINGLE_FLOAT check.
8799 2009-05-04 Michael Eager <eager@eagercon.com>
8801 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8803 2009-05-04 Michael Eager <eager@eagercon.com>
8805 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8806 * config/rs6000/t-xilinx: New
8808 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8810 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8811 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8812 * gcc/explow.c (memory_address): Use target hook.
8813 * gcc/targhooks.c (default_legitimize_address): New.
8814 * gcc/targhooks.h (default_legitimize_address): New.
8815 * gcc/target.h (legitimize_address): New.
8816 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8817 (TARGET_INITIALIZER): Include it.
8818 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8820 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8821 * config/bfin/bfin.c (legitimize_address): Remove.
8822 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8823 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8825 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8826 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8828 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8829 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8830 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8831 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8832 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8833 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8834 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8835 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8836 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8837 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8838 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8839 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8840 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8841 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8842 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8843 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8844 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8845 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8846 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8847 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8848 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8849 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8850 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8852 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8853 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8854 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8855 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8856 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8857 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8858 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8859 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8860 (thumb_legitimize_address): Delete.
8861 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8862 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8863 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8864 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8865 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8866 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8868 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8871 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8872 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8873 * config/m32r/m32r.c (m32r_legitimize_address): New.
8874 * config/m68k/m68k.c (m68k_legitimize_address): New.
8875 * config/score/score.c (score_legitimize_address): Standardize.
8876 * config/score/score3.c (score3_legitimize_address): Standardize.
8877 * config/score/score3.h (score3_legitimize_address): Adjust.
8878 * config/score/score7.c (score7_legitimize_address): Standardize.
8879 * config/score/score7.h (score7_legitimize_address): Adjust.
8880 * config/sh/sh.c (sh_legitimize_address): New.
8881 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8883 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8884 (s390_legitimize_address): ... this.
8885 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8886 (sparc_legitimize_address): ... this.
8887 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8888 (ix86_legitimize_address): ... this.
8889 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8890 (avr_legitimize_address): ... this.
8891 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8892 (mn10300_legitimize_address): ... this.
8893 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8894 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8895 (alpha_expand_mov): Adjust call.
8897 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8898 * config/spu/spu.c (spu_legitimize_address): Likewise.
8899 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8900 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8902 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8904 * intl.c (locale_encoding, locale_utf8): New.
8905 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8906 * intl.h (locale_encoding, locale_utf8): Declare.
8907 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8908 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8910 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8912 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8913 (pp_base_tree_identifier): Declare as function.
8914 (identifier_to_locale): Declare.
8915 * Makefile.in (pretty-print.o): Update dependencies.
8916 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8918 2009-05-04 Richard Guenther <rguenther@suse.de>
8921 * builtins.c (fold_builtin_memory_op): Do not decay to element
8922 type if the size matches the whole array.
8924 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8926 * expmed.c (synth_mult): When trying out a shift, pass the result
8929 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8931 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8932 (shiftsub1_cost): New.
8933 (init_expmed): Compute shiftsub1_cost.
8934 (synth_mult): Optimize multiplications by constants of the form
8935 -(2^^m-1) for some constant positive integer m.
8937 2009-05-03 Richard Guenther <rguenther@suse.de>
8940 * c-typeck.c (array_to_pointer_conversion): Do not built
8941 ADDR_EXPRs of arrays of pointer-to-element type.
8942 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8943 up wrong ADDR_EXPRs after-the-fact.
8944 * c-common.c (strict_aliasing_warning): Strip pointer
8945 conversions for obtaining the original type.
8946 * builtins.c (fold_builtin_memset): Handle array types.
8947 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8950 2009-05-03 Richard Guenther <rguenther@suse.de>
8953 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8954 Do not lose casts from array types with unknown extent to array
8955 types with known extent.
8956 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8957 alias set compatibility.
8959 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8961 * flags.h (extra_warnings): Delete.
8962 * toplev.c (process_options): Handle Wuninitialized here.
8963 * opts.c (extra_warnings): Delete.
8964 (set_Wextra): Delete.
8965 (common_handle_option): -Wextra can be handled automatically.
8966 * c-opts.c (c_common_handle_option): Delete obsolete code.
8967 (c_common_post_options): Simplify comment.
8968 * common.opt (W): Add Var.
8970 (Wuninitialized): Initialize to -1.
8972 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8973 Richard Guenther <rguenther@suse.de>
8975 * expr.c (get_def_for_expr): New function.
8976 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8977 SSA rather than trees.
8978 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8979 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8981 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8983 * c-common.c (reswords): Add _Imaginary.
8984 * c-common.c (enum rid): Add RID_IMAGINARY.
8986 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8988 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8989 Patch by Richard Guenther.
8991 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8993 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8994 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8995 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8996 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8997 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8998 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8999 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9000 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9001 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9002 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9003 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9004 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9005 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9006 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9007 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9008 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9009 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9010 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9012 2009-05-02 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/39940
9015 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9018 2009-05-02 Richard Guenther <rguenther@suse.de>
9021 * tree-ssa.c (execute_update_addresses_taken): Properly check
9022 if we can mark a variable DECL_GIMPLE_REG_P.
9023 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9024 back to the end of the function.
9025 (is_gimple_reg_type): Remove complex type special casing.
9026 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9029 2009-05-02 Ben Elliston <bje@au.ibm.com>
9031 * doc/collect2.texi (Collect2): Document search path behaviour
9032 when configured with --with-ld.
9034 2009-05-02 Jan Hubicka <jh@suse.cz>
9036 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9037 parameter; update callers.
9038 (coalesce_cost_edge): EH edges are costier because they needs
9039 splitting even if not critical and even more costier when there are
9040 multiple EH predecestors.
9042 2009-05-02 Jan Hubicka <jh@suse.cz>
9044 * except.c (remove_eh_handler_and_replace): Handle updating after
9045 removing TRY blocks.
9047 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9049 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9051 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9053 * varasm.c: Do not include c-pragma.h.
9054 * attribs.c: Do not incude c-common.h.
9056 2009-05-01 Michael Matz <matz@suse.de>
9058 * calls.c (initialize_argument_information): Handle SSA names like
9059 decls with a non MEM_P DECL_RTL.
9061 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9063 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9064 * ipa-utils.c: Likewise.
9065 * ipa-type-escape.c: Likewise.
9066 * cgraphunit.c Do not include c-common.h.
9067 * ipa-pure-const.c: Likewise.
9068 * tree-if-conv.c: Likewise.
9069 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9070 * ipa-struct-reorg.c: Likewise.
9071 * tree-nomudflap.c: Likewise.
9072 * tree-ssa-structalias.c: Likewise.
9074 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9076 * store-motion.c: Many cleanups to make this pass a first-class
9077 citizen instead of an appendix to gcse load motion. Add TODO list
9078 to make this pass faster/cleaner/better.
9080 (struct ls_expr): Post gcse.c-split cleanups.
9081 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9082 "stores" field to "avail_stores".
9083 (pre_ldst_mems): Rename to store_motion_mems.
9084 (pre_ldst_table): Rename to store_motion_mems_table.
9085 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9086 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9087 (ldst_entry): Rename to st_expr_entry, update users.
9088 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9089 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9090 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9092 (first_ls_expr): Rename to first_st_expr, update users.
9093 (next_ls_expr): Rename to next_st_expr, update users.
9094 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9095 fields properly for store motion instead of names inherited from load
9097 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9098 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9101 (ae_kill): Rename to st_kill, update users.
9102 (ae_gen): Rename to st_avloc, update users.
9103 (transp): Rename to st_transp, update users.
9104 (pre_insert_map): Rename to st_insert_map, update users.
9105 (pre_delete_map): Rename to st_delete_map, update users.
9106 (insert_store, build_store_vectors, free_store_memory,
9107 one_store_motion_pass): Update for abovementioned changes.
9109 (gcse_subst_count, gcse_create_count): Remove.
9110 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9111 and "n_stores_created", local variables.
9113 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9116 (regvec, compute_store_table_current_insn): Remove.
9117 (reg_set_info, reg_clear_last_set): Remove.
9118 (compute_store_table): Use DF caches instead of local dataflow
9121 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9123 * c-objc-common.c (c_tree_printer): Print identifiers with
9124 pp_identifier, not pp_string. Mark "({anonymous})" for
9126 * c-pretty-print.c (pp_c_ws_string): New.
9127 (pp_c_cv_qualifier, pp_c_type_specifier,
9128 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9129 pp_c_storage_class_specifier, pp_c_function_specifier,
9130 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9131 pp_c_primary_expression, pp_c_postfix_expression,
9132 pp_c_unary_expression, pp_c_shift_expression,
9133 pp_c_relational_expression, pp_c_equality_expression,
9134 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9135 use pp_string and pp_c_ws_string in place of pp_identifier and
9136 pp_c_identifier for non-identifiers. Mark English strings for
9138 * c-pretty-print.h (pp_c_ws_string): Declare.
9140 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9141 Roland McGrath <roland@redhat.com>
9143 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9144 (ENABLE_LD_BUILDID): New configuration option.
9145 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9146 (LINK_BUILDID_SPEC): New macro.
9147 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9149 * doc/install.texi: Document --enable-linker-build-id option.
9150 * configure: Rebuild.
9151 * config.in: Rebuild.
9153 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9155 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9156 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9157 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9158 MIPS_GP_SAVE_AREA_SIZE.
9159 * config/mips/mips.c (struct mips_frame_info): Update comment
9160 before arg_pointer_offset and hard_frame_pointer_offset.
9161 (mips_compute_frame_info): Update diagram before function: to
9162 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9163 indicate the position of frame_pointer_rtx with -fstack-protector and
9164 to show args_size. Don't allocate cprestore area for leaf functions
9165 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9167 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9169 2009-04-30 Michael Matz <matz@suse.de>
9171 PR tree-optimization/39955
9172 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9174 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9176 * ira.c (setup_cover_and_important_classes): Use safe macro
9177 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9179 * genpreds.c (write_tm_preds_h): Output suitable definition of
9180 REG_CLASS_FOR_CONSTRAINT.
9182 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9184 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9186 * bitmap.c (bitmap_descriptor): Likewise.
9187 * ggc-common.c (loc_descriptor): Likewise.
9188 * varray.c (varray_descriptor): Likewise.
9189 * vec.c (vec_descriptor): Likewise.
9191 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9193 * Makefile.in (dce.o): Add $(EXCEPT_H).
9194 * dce.c: Include except.h and delete redundant vector definitions.
9195 (deletable_insn_p): Return false for non-call insns that can throw
9198 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9200 * gcse.c (ae_gen): Remove.
9201 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9202 and make non-static function to make it available in store-motion.c.
9203 Update call sites with search-and-replace.
9204 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9205 extract_mentioned_regs, extract_mentioned_regs_helper,
9206 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9207 store_killed_in_insn, store_killed_after, store_killed_before,
9208 build_store_vectors, insert_insn_start_basic_block, insert-store,
9209 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9210 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9211 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9212 * store-motion.c: ...new file. Also copy data structures from gcse.c
9213 and clean up to remove parts not used by store motion.
9214 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9215 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9217 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9220 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9221 when optimizing for size.
9223 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9225 * gcse.c (gcse_constant_p): Fix typo in last change.
9227 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9229 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9231 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9233 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9235 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9237 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9238 CONST_HIGH_PART result.
9240 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9242 * config/avr/avr.c (initial_elimination_offset): Rename to
9243 avr_initial_elimination_offset.
9244 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9245 change return type to bool.
9246 (avr_can_eliminate): New function.
9247 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9248 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9249 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9250 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9251 avr_initial_elimination_offset.
9252 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9253 (avr_initial_elimination_offset): Define.
9255 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9256 Steven Bosscher <steven@gcc.gnu.org>
9258 PR rtl-optimization/39938
9259 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9260 * cfgrtl.c: Include insn-attr.h.
9261 (rest_of_pass_free_cfg): New function.
9262 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9263 * resource.c (init_resource_info): Remove call to df_analyze.
9265 2009-04-29 Richard Guenther <rguenther@suse.de>
9268 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9269 allow conversion to signed integers.
9271 2009-04-29 Richard Guenther <rguenther@suse.de>
9273 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9274 shifts of floating point vectors if the shift amount is
9275 a constant multiple of the element size.
9277 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9278 Michael Matz <matz@suse.de>
9282 * tree-outof-ssa.c (emit_partition_copy): New function.
9283 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9284 insert_part_to_rtx_on_edge): Perform the partition base var
9285 copy using emit_partition_copy.
9286 (insert_value_copy_on_edge): Convert constants to the right mode.
9287 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9288 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9290 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9292 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9293 scan backwards to try to find a constant to initialize it.
9295 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9296 insn before the loop_end instruction, don't look past labels.
9298 2009-04-29 Richard Guenther <rguenther@suse.de>
9301 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9302 loose type conversions.
9303 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9304 stmts only if there are no uses of its definition.
9306 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9308 * config/bfin/bfin.h (splitting_loops): Declare.
9309 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9310 Reorder bit definitions to be ascending.
9311 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9312 * config/bfin/bfin.c (splitting_loops): New variable.
9313 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9314 (struct loop_info): Remove members INIT and LOOP_INIT.
9315 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9316 the LSETUP sequence. Allow LC to be loaded from any register, but
9317 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9318 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9320 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9321 of reload_completed.
9324 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9326 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9328 * Makefile.in (PLUGIN_VERSION_H): New.
9329 (OBJS-common): Remove plugin-version.o.
9330 (plugin.o): Depend on (PLUGIN_VERSION_H).
9331 (plugin-version.o): Remove.
9332 * configure: Regenerate
9333 * configure.ac: Create plugin-version.h.
9334 * gcc-plugin.h (plugin_gcc_version): Remove.
9335 (plugin_default_version_check): Change signature.
9336 * plugin-version.c: Remove.
9337 * plugin.c: Include plugin-version.h.
9338 (str_plugin_gcc_version_name): Remove.
9339 (try_init_one_plugin): Pass gcc version to plugin_init.
9340 (plugin_default_version_check): Both gcc and plugin versions are now
9343 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9345 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9346 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9347 Remove special case testing for last insn of inner loops. Don't fail
9348 if the loop ends with a jump, emit an extra nop instead.
9350 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9351 DREGS rather than comparing directly. Remove code that tries to
9352 account for latencies.
9354 2009-04-29 Richard Guenther <rguenther@suse.de>
9356 PR tree-optimization/39941
9357 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9358 eliminating an indirect call.
9360 2009-04-29 Richard Guenther <rguenther@suse.de>
9362 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9363 parameter. Allow invariants as base if !require_lvalue.
9364 (verify_gimple_assign_single): Adjust.
9366 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9368 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9369 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9370 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9371 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9372 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9374 * config/bfin/bfin.c (bfin_expand_builtin,
9375 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9377 2009-04-28 Richard Guenther <rguenther@suse.de>
9379 * tree-vect-loop.c (get_initial_def_for_induction): Use
9380 correct types for pointer increment.
9382 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9384 * toplev.c (print_version): Update GMP version string calculation.
9386 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9388 PR rtl-optimization/39938
9389 * resource.c (init_resource_info): Add call to df_analyze.
9391 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9393 * config/alpha/alpha.md (usegp): Cast the result of
9394 alpha_find_lo_sum_using_gp to enum attr_usegp.
9395 * config/alpha/alpha.c (override_options): Remove end-of-structure
9396 marker element from cpu_table. Use array size of cpu_table to handle
9397 -mcpu and -mtune options.
9398 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9400 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9402 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9403 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9404 tune_32 and tune_64.
9405 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9407 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9408 * config/rs6000/option-defaults.h: ... here. New file.
9409 (OPT_64, OPT_32): Define.
9410 (MASK_64BIT): Define to 0 if not already defined.
9411 (OPT_ARCH64, OPT_ARCH32): Define.
9412 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9415 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9417 * config/arm/arm.c (arm_override_options): Emit error on using
9420 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9422 PR rtl-optimization/39914
9423 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9424 registers for allocnos created from user-defined variables only
9425 when not optimizing.
9427 2009-04-28 Richard Guenther <rguenther@suse.de>
9430 * fold-const.c (fold_binary): Use distribute_real_division only
9433 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9435 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9436 add hpux-stdint.h to tm_file.
9437 (hppa[12]*-*-hpux11*): Ditto.
9438 (ia64*-*-hpux*): Ditto.
9439 * config/hpux-stdint.h: New.
9440 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9441 __STDC_EXT__ for all compiles.
9442 * config/pa/pa-hpux.h: Ditto.
9443 * config/pa/pa-hpux10.h: Ditto.
9444 * config/pa/pa-hpux11.h: Ditto.
9446 2009-04-28 Catherine Moore <clm@codesourcery.com>
9448 * debug.h (set_name): Add comment.
9450 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9453 * config/darwin.c (machopic_gen_offset): Check
9454 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9455 * config/arm/arm.c (require_pic_register): Likewise.
9457 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9459 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9460 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9461 m32c_promote_prototypes): Delete.
9463 2009-04-28 Michael Matz <matz@suse.de>
9466 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9469 2009-04-28 Richard Guenther <rguenther@suse.de>
9471 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9473 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9475 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9476 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9477 * config/arm/arm-tune.md: Regenerate.
9479 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9481 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9482 block if there are complex incoming edges.
9483 (sel_merge_blocks): Remove useless assert.
9484 (sel_redirect_edge_and_branch): Check that edge was redirected.
9485 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9486 (sel_find_rgns): Delete declaration.
9487 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9488 the region when it is not a preheader.
9490 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9493 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9495 2009-04-28 Richard Guenther <rguenther@suse.de>
9497 * tree.h (SSA_NAME_VALUE): Remove.
9498 (struct tree_ssa_name): Remove value_handle member.
9499 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9500 array for jump threading.
9501 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9503 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9504 * tree-flow.h (threadedge_initialize_values): Declare.
9505 (threadedge_finalize_values): Likewise.
9506 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9507 (SSA_NAME_VALUE): Define.
9508 (threadedge_initialize_values): New function.
9509 (threadedge_finalize_values): Likewise.
9510 * tree-ssa-dom.c (ssa_name_values): New global variable.
9511 (SSA_NAME_VALUE): Define.
9512 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9514 2009-04-28 Ira Rosen <irar@il.ibm.com>
9516 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9517 Use REPORT_VECTORIZED_LOCATIONS instead
9518 REPORT_VECTORIZED_LOOPS.
9519 * tree-vectorizer.c (vect_verbosity_level): Make static.
9520 (vect_loop_location): Rename to vect_location.
9521 (vect_set_verbosity_level): Update comment.
9522 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9524 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9525 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9526 instead REPORT_UNVECTORIZED_LOOPS.
9527 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9528 and vect_loop_def to vect_external_def and vect_internal_def.
9529 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9530 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9531 REPORT_UNVECTORIZED_LOCATIONS.
9532 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9533 and vect_used_in_loop and to vect_unused_in_scope and
9535 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9536 (vect_verbosity_level): Remove declaration.
9537 (vect_analyze_operations): Likewise.
9538 (vect_analyze_stmt): Declare.
9539 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9540 REPORT_UNVECTORIZED_LOCATIONS.
9541 (vect_get_loop_niters): Fix indentation.
9542 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9543 (vect_analyze_loop_operations): New function.
9544 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9545 vect_analyze_operations.
9546 (vect_is_simple_reduction): Use new names.
9547 (vectorizable_live_operation, vect_transform_loop): Likewise.
9548 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9549 to specify whether the data references can be a part of interleaving
9551 (vect_analyze_data_ref_dependence): Use new names.
9552 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9553 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9554 * tree-vect-patterns.c (widened_name_p): Use new names.
9555 (vect_recog_dot_prod_pattern): Likewise.
9556 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9557 (process_use, vect_mark_stmts_to_be_vectorized,
9558 vect_model_simple_cost, vect_model_store_cost,
9559 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9560 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9561 vectorizable_operation, vectorizable_type_demotion,
9562 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9563 vectorizable_condition): Likewise.
9564 (vect_analyze_operations): Split into vect_analyze_loop_operations
9566 (vect_analyze_stmt): ... new function.
9567 (new_stmt_vec_info): Use new names.
9568 (vect_is_simple_use): Use new names and fix comment.
9569 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9570 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9572 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9576 and integer modes for x87 operands. Do not ICE for unsupported size,
9577 generate error instead. Generate error for unsupported operand types.
9578 ['z']: Do not handle HImode memory operands specially. Warning
9579 for floating-point operands. Fallthru to 'Z' for unsupported operand
9580 types. Do not ICE for unsupported size, generate error instead.
9581 (output_387_binary_op): Use %Z to output operands.
9582 (output_fp_compare): Ditto.
9583 (output_387_reg_move): Ditto.
9585 2009-04-28 Ben Elliston <bje@au.ibm.com>
9590 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9592 * builtins.c (c_strlen): Do not warn here.
9593 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9594 * c-common.c (pointer_int_sum): Take an explicit location.
9595 Warn about offsets out of bounds.
9596 * c-common.h (pointer_int_sum): Adjust declaration.
9598 2009-04-27 Ian Lance Taylor <iant@google.com>
9600 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9602 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9603 * df-core.c (df_set_flags): Change return type to int. Change
9604 type of old_flags to int.
9605 (df_clear_flags): Likewise.
9606 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9607 (df_get_conditional_uses): Likewise.
9608 * df.h (df_set_flags, df_clear_flags): Update declarations.
9609 * dwarf2out.c (struct indirect_string_node): Change type of form
9610 field to enum dwarf_form.
9611 (AT_string_form): Change return type to enum dwarf_form.
9612 * fixed-value.c (fixed_compare): Add cast to enum type.
9613 * fwprop.c (update_df): Change 0 to VOIDmode.
9614 * gensupport.c: Change 0 to UNKNOWN.
9615 * gimple.h (gimple_cond_code): Add cast to enum type.
9616 * haifa-sched.c (reemit_notes): Add cast to enum type.
9617 * hooks.c (hook_int_void_no_regs): Remove function.
9618 * hooks.h (hook_int_void_no_regs): Remove declaration.
9619 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9620 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9621 * real.c (real_arithmetic): Add cast to enum type.
9622 (real_compare): Likewise.
9623 * target.h (struct gcc_target): Change return type of
9624 branch_target_register_class to enum reg_class.
9625 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9626 default_branch_target_register_class.
9627 * targhooks.c (default_branch_target_register_class): New function.
9628 * targhooks.h (default_branch_target_register_class): Declare.
9629 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9630 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9632 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9634 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9635 vect_uninitialized_def. Change 0 to ERROR_MARK.
9636 * tree-vect-stmts.c (supportable_widening_operation): Don't
9637 initialize icode1 and icode2.
9638 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9639 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9641 (cmn_err_flag_specs): Change 0 to STD_C89.
9642 (cmn_err_char_table): Likewise.
9643 * config/arm/arm.c (get_arm_condition_code): Change type of code
9644 to enum arm_cond_code.
9645 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9646 (IWMMXT_BUILTIN2): Likewise.
9647 (neon_builtin_type_bits): Don't define typedef.
9648 (neon_builtin_datum): Change type of bits field to int.
9649 (arm_expand_neon_args): Add cast to enum type.
9650 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9652 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9654 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9656 * config/mips/mips.md (jal_macro): Return enum constant.
9657 (single_insn): Likewise.
9658 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9660 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9662 * config/s390/s390.c (s390_tune_flags): Change type to int.
9663 (s390_arch_flags): Likewise.
9664 (s390_handle_arch_option): Change flags field of struct pta to int.
9665 * config/s390/s390.h (s390_tune_flags): Update declaration.
9666 (s390_arch_flags): Likewise.
9667 * config/sh/sh.c (prepare_move_operands): Compare
9668 tls_symbolic_operand result with enum constant.
9669 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9670 (sh_expand_prologue): Add cast to enum type.
9671 (sh_expand_epilogue): Likewise.
9672 (tls_symbolic_operand): Change return type to enum tls_model.
9673 (fpscr_set_from_mem): Add cast to enum type.
9674 (legitimize_pic_address): Compare tls_symbolic_operand result with
9676 (sh_target_reg_class): Change return type to enum reg_class.
9677 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9679 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9680 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9681 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9682 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9683 (delayed_branch, tls_call_delay): Likewise.
9684 (eligible_for_sibcall_delay): Likewise.
9685 (eligible_for_return_delay): Likewise.
9686 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9687 (spu_expand_builtin_1): Likewise.
9689 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9690 for all types of conversions.
9691 (output_init_element): Issue -Wc++-compat warning if needed when
9692 initializing a bitfield with enum type.
9693 * c-parser.c (c_parser_expression): Set original_type to
9694 original_type of right hand operand of comman operator.
9696 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9698 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9700 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9701 * doc/cpp.texi (Standard Predefined Macros)
9702 (Implementation-defined behavior): Likewise.
9703 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9704 * doc/gimple.texi (GIMPLE Exception Handling)
9705 (@code{GIMPLE_ASSIGN}): Likewise.
9706 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9707 * doc/invoke.texi (Warning Options, Optimize Options)
9708 (AVR Options, Darwin Options): Likewise.
9709 (Optimize Options): Reformulate -fwhole-program description.
9710 * doc/loop.texi (Lambda): Likewise.
9711 * doc/md.texi (Output Template, Define Constraints)
9712 (Standard Names, Insn Splitting): Likewise.
9713 * doc/options.texi (Option properties): Likewise.
9714 * doc/passes.texi (Tree-SSA passes): Likewise.
9715 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9716 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9717 (File Names and DBX): Likewise.
9718 * doc/trouble.texi (Incompatibilities): Likewise.
9720 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9722 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9723 instruction is correct.
9725 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9727 Allow non-constant arguments to conversion intrinsics.
9728 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9729 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9730 * spu.c (print_operand): Handle 'v' and 'w'.
9731 (exp2_immediate_p, spu_gen_exp2): Define.
9732 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9733 spu_convtf_1): Update parameter descriptions.
9734 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9735 * constraints.md ('v', 'w'): New.
9736 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9738 (i2f, I2F): New define_mode_attr.
9739 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9740 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9741 fixuns_truncv4sfv4si2): Update to use mode attribute.
9742 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9743 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9744 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9745 patterns for combine.
9747 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9749 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9750 (cprop, hoist, pre, store_motion): New debug counters.
9751 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9752 is not an RTL pass anymore.
9753 (pass_profiling): Remove extern decl for pass removed in 2005.
9754 (pass_gcse, pass_jump_bypass): Remove.
9755 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9756 to 0 for clean state.
9757 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9758 * cse.c (gate_handle_cse_after_global_opts,
9759 rest_of_handle_cse_after_global_opts): New functions.
9760 (pass_cse_after_global_opts): New pass, does local CSE.
9761 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9762 (TV_CPROP): New timevar.
9763 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9764 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9765 (gcse_main, recompute_all_luids): Remove.
9766 (compute_hash_table_work): Call max_reg_num instead of reading
9768 (cprop_jump): Don't set run_jump_opt_after_gcse.
9769 (constprop_register): Always allow to alter jumps.
9770 (cprop_insn): Likewise.
9771 (do_local_cprop): Likewise.
9772 (local_cprop_pass): Likewise. Return non-zero if something changed.
9773 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9774 (find_implicit_sets): Add note about missed optimization opportunity.
9775 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9776 pass_rtl_cprop execute function.
9777 Don't bother tracking the pass number, each pass gets its own dumpfile
9779 Always allow to alter jumpsand bypass jumps.
9780 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9781 will just find no suitable set.
9782 (pre_edge_insert): Fix dumping, this function is for PRE only.
9783 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9784 pass_rtl_pre execute function.
9785 (hoist_code): Return non-zero if something changed. Keep track of
9786 substitutions and insertions for statistics gathering similar to PRE.
9787 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9788 called from the pass_rtl_hoist execute function. Show pass statistics.
9789 (compute_store_table): Use max_reg_num directly instead of using the
9790 formerly global max_gcse_regno.
9791 (build_store_vectors): Likewise.
9792 (replace_store_insn): Fix dumping.
9793 (store_motion): Rename to ...
9794 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9795 pass, called from the pass_rtl_store_motion execute function. Keep
9796 track of substitutions and insertions for statistics gathering similar
9798 (bypass_jumps): Remove, fold interesting bits into ...
9799 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9800 from the pass_rtl_cprop execute function.
9801 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9802 pass_jump_bypass): Remove.
9803 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9804 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9805 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9806 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9807 (gate_rtl_store_motion, execute_rtl_store_motion,
9808 pass_rtl_store_motion): New.
9809 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9810 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9811 * passes.c (init_optimization_passes): Remove pass_gcse and
9812 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9813 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9814 instead of pass_jump_bypass.
9816 2009-04-27 Richard Guenther <rguenther@suse.de>
9819 * gimplify.c (gimplify_expr): If we are required to create
9820 a temporary make sure it ends up as register.
9822 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9825 * config/i386/i386.c (construct_container): Don't call
9826 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9827 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9829 2009-04-27 Michael Matz <matz@suse.de>
9831 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9832 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9833 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9834 (dump_replaceable_exprs): Take a bitmap.
9835 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9837 (expand_gimple_basic_block): Likewise.
9838 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9839 replaceable_expressions member a bitmap.
9840 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9841 (mark_replaceable): Likewise.
9842 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9843 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9845 2009-04-27 Richard Guenther <rguenther@suse.de>
9847 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9848 (verify_stmts): Dispatch to gimple/type verification code.
9849 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9850 issue with call argument types.
9852 2009-04-27 Michael Matz <matz@suse.de>
9854 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9855 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9858 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9859 Eric Botcazou <ebotcazou@adacore.com>
9861 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9862 a label's basic block.
9863 (mark_target_live_regs): Tidy and rework obsolete comments.
9864 Change back DF problem to LIVE. If a label starts a basic block,
9865 assume that all registers that used to be live then still are.
9866 (init_resource_info): If a label starts a basic block, set its
9867 BLOCK_FOR_INSN accordingly.
9868 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9870 2009-04-27 Richard Guenther <rguenther@suse.de>
9872 * tree-flow-inline.h (function_ann): Remove.
9873 (get_function_ann): Likewise.
9874 * tree-dfa.c (create_function_ann): Remove.
9875 * tree-flow.h (struct static_var_ann_d): Remove.
9876 (struct function_ann_d): Likewise.
9877 (union tree_ann_d): Remove fdecl member.
9878 (function_ann_t): Remove.
9879 (function_ann, get_function_ann, create_function_ann): Remove
9882 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9884 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9886 2009-04-27 Jan Hubicka <jh@suse.cz>
9888 * ipa-pure-const.c (struct funct_state_d): New fields
9889 state_previously_known, looping_previously_known; remove
9890 state_set_in_source.
9891 (analyze_function): Use new fields.
9892 (propagate): Avoid assumption that state_set_in_source imply
9895 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9896 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9897 * cfgloop.h (finite_loop_p): Declare.
9899 2009-04-26 Michael Matz <matz@suse.de>
9901 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9903 2009-04-26 Michael Matz <matz@suse.de>
9905 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9906 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9907 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9908 pass_mark_used_blocks): Remove.
9909 * tree-optimize.c (pass_free_datastructures,
9910 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9911 * passes.c (init_optimization_passes): Don't call
9912 pass_mark_used_blocks, remove dead code.
9914 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9916 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9917 * tree-ssa-live.h (register_ssa_partition): Likewise.
9919 2009-04-26 Michael Matz <matz@suse.de>
9922 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9923 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9924 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9926 (compare_pairs): Swap cost comparison.
9927 (coalesce_ssa_name): Don't use change_partition_var.
9928 * tree-nrv.c (struct nrv_data): Add modified member.
9929 (finalize_nrv_r): Set it.
9930 (tree_nrv): Use it to update statements.
9931 (pass_nrv): Require PROP_ssa.
9932 * tree-mudflap.c (mf_decl_cache_locals,
9933 mf_build_check_statement_for): Use make_rename_temp.
9934 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9935 * alias.c (find_base_decl): Handle SSA names.
9936 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9937 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9938 * rtl.h (set_reg_attrs_for_parm): Declare.
9939 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9940 to "optimized", remove unused locals at finish.
9941 (execute_free_datastructures): Make global, call
9942 delete_tree_cfg_annotations.
9943 (execute_free_cfg_annotations): Don't call
9944 delete_tree_cfg_annotations.
9946 * ssaexpand.h: New file.
9947 * expr.c (toplevel): Include ssaexpand.h.
9948 (expand_assignment): Handle SSA names the same as register variables.
9949 (expand_expr_real_1): Expand SSA names.
9950 * cfgexpand.c (toplevel): Include ssaexpand.h.
9951 (SA): New global variable.
9952 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9953 (SSAVAR): New macro.
9954 (set_rtl): New helper function.
9955 (add_stack_var): Deal with SSA names, use set_rtl.
9956 (expand_one_stack_var_at): Likewise.
9957 (expand_one_stack_var): Deal with SSA names.
9958 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9959 before unique numbers.
9960 (expand_stack_vars): Use set_rtl.
9961 (expand_one_var): Accept SSA names, add asserts for them, feed them
9962 to above subroutines.
9963 (expand_used_vars): Expand all partitions (without default defs),
9964 then only the local decls (ignoring those expanded already).
9965 (expand_gimple_cond): Remove edges when jumpif() expands an
9967 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9968 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9970 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9971 members of SA; deal with PARM_DECL partitions here; expand
9972 all PHI nodes, free tree datastructures and SA. Commit instructions
9973 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9974 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9975 info and statements at start, collect garbage at finish.
9976 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9977 (VAR_ANN_PARTITION) Remove.
9978 (change_partition_var): Don't declare.
9979 (partition_to_var): Always return SSA names.
9980 (var_to_partition): Only accept SSA names.
9981 (register_ssa_partition): Only check argument.
9982 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9984 (delete_var_map): Don't free it.
9985 (var_union): Only accept SSA names, simplify.
9986 (partition_view_init): Mark only useful SSA names as used.
9987 (partition_view_fini): Only deal with SSA names.
9988 (change_partition_var): Remove.
9989 (dump_var_map): Use ssa_name instead of partition_to_var member.
9990 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9992 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9993 (struct _elim_graph): New member const_dests; nodes member vector of
9995 (set_location_for_edge): New static helper.
9996 (create_temp): Remove.
9997 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9998 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9999 (new_elim_graph): Allocate const_dests member.
10000 (clean_elim_graph): Truncate const_dests member.
10001 (delete_elim_graph): Free const_dests member.
10002 (elim_graph_size): Adapt to new type of nodes member.
10003 (elim_graph_add_node): Likewise.
10004 (eliminate_name): Likewise.
10005 (eliminate_build): Don't take basic block argument, deal only with
10006 partition numbers, not variables.
10007 (get_temp_reg): New static helper.
10008 (elim_create): Use it, deal with RTL temporaries instead of trees.
10009 (eliminate_phi): Adjust all calls to new signature.
10010 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10011 (rewrite_trees): Only do checking.
10012 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10013 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10014 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10015 contains_tree_r, MAX_STMTS_IN_LATCH,
10016 process_single_block_loop_latch, analyze_edges_for_bb,
10017 perform_edge_inserts): Remove.
10018 (expand_phi_nodes): New global function.
10019 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10020 functions, initialize new parameter, remember partitions having a
10022 (finish_out_of_ssa): New global function.
10023 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10024 don't reset in_ssa_p here, don't disable TER when mudflap.
10025 (pass_del_ssa): Remove.
10026 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10028 (execute_free_datastructures): Declare.
10029 * Makefile.in (SSAEXPAND_H): New variable.
10030 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10031 * basic-block.h (commit_one_edge_insertion): Declare.
10032 * passes.c (init_optimization_passes): Move pass_nrv and
10033 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10034 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10035 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10036 (redirect_branch_edge): Deal with super block when expanding, split
10037 out jump patching itself into ...
10038 (patch_jump_insn): ... here, new static helper.
10040 2009-04-26 Michael Matz <matz@suse.de>
10042 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10043 beyond num_ssa_names.
10044 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10045 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10047 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10049 PR inline-asm/39543
10050 * fwprop.c (forward_propagate_asm): New function.
10051 (forward_propagate_and_simplify): Propagate also into __asm, if it
10052 doesn't increase the number of referenced registers.
10055 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10057 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10059 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10060 note_nonlocal_vla_type for nonlocal VLAs.
10061 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10062 contains_remapped_vars, remap_vla_decls): New functions.
10063 (convert_nonlocal_reference_stmt): If not optimizing, call
10064 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10065 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10066 if it wasn't found in var_map.
10067 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10068 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10069 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10071 * gimplify.c (nonlocal_vlas): New variable.
10072 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10074 (gimplify_body): Create and destroy nonlocal_vlas.
10076 * dwarf2out.c (loc_descr_plus_const): New function.
10077 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10078 mem_loc_descriptor, loc_descriptor_from_tree_1,
10079 descr_info_loc, gen_variable_die): Use it.
10081 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10082 !TREE_STATIC VAR_DECLs.
10083 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10084 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10085 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10086 DECL_BY_REFERENCE is valid.
10087 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10088 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10089 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10090 Copy DECL_BY_REFERENCE.
10091 (struct nesting_copy_body_data): New type.
10092 (nesting_copy_decl): New function.
10093 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10094 if they have variable length.
10096 2009-04-26 Michael Matz <matz@suse.de>
10098 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10099 mark new temporaries for renaming.
10101 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10104 * c-decl.c (global_bindings_p): Return negative value.
10105 (c_variable_size): New. Based on variable_size from
10107 (grokdeclarator): Call c_variable_size not variable_size.
10109 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10111 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10113 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10115 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10116 Redefine it to just use mingw/include.
10117 (ASM_SPEC): Rules for -m32 and -m64.
10118 (LINK_SPEC): Use Likewise.
10119 (SPEC_32): New define.
10120 (SPEC_64): Likewise.
10121 (SUB_LINK_SPEC): Likewise.
10122 (MULTILIB_DEFAULTS): New define.
10123 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10124 Add multilib options.
10125 (MULTILIB_DIRNAMES): Likewise.
10126 (MULTILIB_OSDIRNAMES): Likewise.
10127 (LIBGCC): Likewise.
10128 (INSTALL_LIBGCC): Likewise.
10130 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10133 * c-tree.h (enum c_inline_static_type): New.
10134 (record_inline_static): Declare.
10135 * c-decl.c (struct c_inline_static, c_inline_statics,
10136 record_inline_static, check_inline_statics): New.
10137 (pop_file_scope): Call check_inline_statics.
10138 (start_decl): Call record_inline_static instead of pedwarning
10139 directly for static in inline function.
10140 * c-typeck.c (build_external_ref): Call record_inline_static
10141 instead of pedwarning directly for static referenced in inline
10144 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10146 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10147 not new but only being rescanned.
10148 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10149 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10150 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10151 record_set_info, compute_set, grealloc): Remove.
10152 (recompute_all_luids): New function.
10153 (gcse_main): Don't compute sets, and don't do related memory
10154 allocations/free-ing. If something changed before the end of the
10155 pass, update LUIDs using recompute_all_luids.
10156 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10157 (free_gcse_mem): Don't free it either.
10158 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10159 Use the df insn LUIDs.
10160 (load_killed_in_block): Likewise.
10161 (compute_hash_table_work): Don't compute reg_set_in_block.
10162 (compute_transp): Use DF_REG_DEF_CHAINs.
10163 (local_cprop_pass): Don't use compute_sets and related functions.
10164 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10165 Use get_max_uid() instead of max_cuid.
10166 (insert_insn_end_basic_block, pre_insert_copy_insn,
10167 update_ld_motion_stores): Don't try to
10168 keep reg_set tables up to date.
10169 (pre_insert_copies): Use df insn LUIDs.
10170 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10171 (reg_set_info): Don't use extra bitmap argument.
10172 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10173 information to compute regs_set_in_block.
10174 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10175 (bypass_jumps): Don't use compute_sets and friends.
10177 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10180 * opts.c (undocumented_msg): Do not leave blank even with
10183 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10185 * c-decl.c (build_enumerator): Allow values folding to integer
10186 constants but not integer constant expressions with a pedwarn if
10189 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10192 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10193 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10194 type is an integer constant.
10196 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10199 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10202 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10205 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10206 with variably modified return type and no storage class
10207 specifiers, except for the case of nested functions. Distinguish
10208 extern declarations of functions with variably modified return
10209 types from those of objects with variably modified types.
10211 2009-04-25 Jan Hubicka <jh@suse.cz>
10213 * tree.c (list_equal_p): New function.
10214 * tree.h (list_equal_p): Declare.
10215 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10216 basic_block_def, basic_block, const_basic_block): New.
10217 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10218 (redirect_eh_edge): New function.
10219 (make_eh_edge_update_phi): EH edges are not abnormal.
10220 * except.c: Include tree-flow.h.
10221 (list_match): New function.
10222 (eh_region_replaceable_by_p): New function.
10223 (replace_region): New function.
10224 (hash_type_list): New function.
10225 (hash_eh_region): New function.
10226 (eh_regions_equal_p): New function.
10227 (merge_peers): New function.
10228 (remove_unreachable_regions): Verify EH tree when checking;
10230 (copy_eh_region_1): New function.
10231 (copy_eh_region): New function.
10232 (push_reachable_handler): New function.
10233 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10234 regions without label but with live RESX.
10235 * except.h (redirect_eh_edge_to_label): New.
10236 * tree-flow.h (redirect_eh_edge): New.
10237 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10238 basic_block_def, basic_block, const_basic_block): Remove.
10239 * Makefile.in (except.o): Add dependency on tree-flow.h
10240 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10241 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10244 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10247 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10248 on the destination of memcpy.
10250 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10252 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10253 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10254 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10256 2009-04-25 Jan Hubicka <jh@suse.cz>
10258 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10259 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10260 to be reached by different label than left.
10261 (update_eh_edges): Update comment; remove edge_to_remove if possible
10262 and return true if suceeded.
10263 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10264 (cleanup_eh): Compute sharing map.
10265 * except.c (remove_eh_handler_and_replace): Add argument if we should
10267 (remove_unreachable_regions): Update for label sharing.
10268 (label_to_region_map): Likewise.
10269 (get_next_region_sharing_label): New function.
10270 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10272 (remove_eh_handler): Update.
10273 (remove_eh_region_and_replace_by_outer_of): New function.
10274 * except.h (struct eh_region): Add next_region_sharing_label.
10275 (remove_eh_region_and_replace_by_outer_of,
10276 get_next_region_sharing_label): Declare.
10277 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10279 2009-04-25 Jan Hubicka <jh@suse.cz>
10281 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10282 insert code even if they are not critical.
10284 2009-04-25 Jan Hubicka <jh@suse.cz>
10286 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10287 (gimple_can_remove_branch_p): EH edges won't remove branch by
10289 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10290 updating of non-abnormal EH edges.
10291 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10292 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10293 (split_critical_edges): Split also edges where emitting code on them
10294 will lead to splitting later.
10296 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10297 H.J. Lu <hongjiu.lu@intel.com>
10300 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10301 the configured assembler supports fildq and fistpq mnemonics.
10302 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10303 * configure: Regenerated.
10304 * config.in: Ditto.
10306 * config/i386/i386.c (print_operand): Handle 'Z'.
10307 ['z']: Remove handling of special fild/fist suffixes.
10308 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10309 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10310 suffix of fild insn.
10311 (*floatsi<mode>2_vector_mixed): Ditto.
10312 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10313 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10314 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10315 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10316 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10318 2009-04-25 Ben Elliston <bje@au.ibm.com>
10320 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10321 the source of a set operation.
10323 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10325 * target.h (struct gcc_target): Add case_values_threshold field.
10326 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10327 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10328 * targhooks.c (default_case_values_threshold): New function.
10329 * targhooks.h (default_case_values_threshold): Declare function.
10330 * stmt.c (expand_case): Use case_values_threshold target hook.
10331 * expr.h (case_values_threshold): Remove declartation.
10332 * expr.c (case_values_threshold): Remove function.
10333 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10335 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10336 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10337 (avr_case_values_threshold): Declare as static.
10338 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10340 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10341 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10342 (mn10300_case_values_threshold): New function.
10344 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10346 * ira.c (setup_cover_and_important_classes): Add enum cast.
10348 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10350 * genpreds.c (write_enum_constraint_num): Output definition of
10351 CONSTRAINT_NUM_DEFINED_P macro.
10352 * ira.c (setup_cover_and_important_classes): Use
10353 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10355 2009-04-24 DJ Delorie <dj@redhat.com>
10357 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10358 __SH2A_SINGLE_ONLY__ also.
10360 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10362 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10363 (movdf_internal): Ditto.
10364 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10365 SFmode and DFmode constants.
10366 (ia64_print_operand): Add 'G' format for printing
10367 floating point constants.
10369 2009-04-24 Richard Guenther <rguenther@suse.de>
10371 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10372 from unsigned additions.
10374 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10376 * c-typeck.c (set_init_index): Allow array designators that are
10377 not integer constant expressions with a pedwarn if pedantic.
10379 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10381 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10382 zero if no overlap in nonzero bits between the operands.
10384 2009-04-24 Ian Lance Taylor <iant@google.com>
10386 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10387 (record_dead_and_set_regs): Likewise.
10388 * df.h (struct df_mw_hardreg): Change flags field to int.
10389 (struct df_base_ref): Likewise.
10390 (struct df): Change changeable_flags field to int.
10391 * df-scan.c (df_defs_record): Change clobber_flags to int.
10392 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10393 constants rather than #define macros.
10394 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10395 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10396 (enum dwarf_calling_convention): Likewise.
10397 (enum dwarf_line_number_x_ops): Likewise.
10398 (enum dwarf_call_frame_info): Likewise.
10399 (enum dwarf_source_language): Likewise.
10400 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10401 (add_calling_convention_attribute): Likewise.
10402 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10403 (combine_comparisons): Change compcode to int. Add cast to enum type.
10404 * genrecog.c (maybe_both_true_2): Change c to int.
10405 (write_switch): Likewise. Add cast to enum type.
10406 * gimplify.c (gimplify_omp_for): Handle return values from
10407 gimplify_expr using MIN rather than bitwise or.
10408 (gimplify_expr): Add cast to enum type.
10409 * ipa-prop.c (update_jump_functions_after_inlining): Change
10410 IPA_BOTTOM to IPA_JF_UNKNOWN.
10411 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10412 Add casts to enum type.
10413 (setup_cover_and_important_classes): Change cl to int. Add casts
10415 (setup_class_translate): Change cl and mode to int.
10416 (ira_init_once): Change mode to int.
10417 (free_register_move_costs): Likewise.
10418 (setup_prohibited_mode_move_regs): Add casts to enum type.
10419 * langhooks.c (add_builtin_function_common): Rework assertion that
10420 value fits bitfield.
10421 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10422 * omega.c (omega_do_elimination): Avoid math on enum types.
10423 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10424 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10425 int local to handle integral_argment value.
10426 * regmove.c (try_auto_increment): Change PUT_MODE to
10428 * reload.c (push_secondary_reload): Add casts to enum type.
10429 (secondary_reload_class, find_valid_class): Likewise.
10430 * reload1.c (emit_input_reload_insns): Likewise.
10431 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10432 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10433 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10435 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10436 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10438 (expand_complex_libcall): Add casts to enum type.
10439 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10440 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10441 with ERROR_MARK, not NUM_TREE_CODES.
10442 (vect_create_epilog_for_reduction): Likewise.
10443 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10444 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10445 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10447 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10448 vect_unused_in_loop. Change 0 to loop_vect.
10449 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10450 * var-tracking.c (get_init_value): Change return type to enum
10452 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10453 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10455 (arm_override_options): Add casts to enum type.
10456 (arm_emit_tls_decoration): Likewise.
10457 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10459 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10460 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10461 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10463 * config/s390/s390.c (code_for_builtin_64): Change to array of
10465 (code_for_builtin_31): Likewise.
10466 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10468 * config/sparc/sparc.c (sparc_override_options): Change value
10469 field in struct code_model to enum cmodel. In initializer change
10470 0 to NULL and add cast to enum type.
10472 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10473 Change all callers. Issue a -Wc++-compat warning using
10474 lhs_origtype if necessary.
10475 (convert_for_assignment): Issue -Wc++-compat warnings about
10476 invalid conversions to enum type on assignment.
10477 * c-common.h (build_modify_expr): Update declaration.
10479 2009-04-24 Nick Clifton <nickc@redhat.com>
10481 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10482 (function_arg_advance): Likewise.
10483 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10486 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10488 * config/s390/constraints.md ('I', 'J'): Fix condition.
10490 2009-04-24 Diego Novillo <dnovillo@google.com>
10492 * gengtype-parse.c (parse_error): Add newline after message.
10494 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10496 * config/i386/sse.md (avxmodesuffixs): Removed.
10497 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10498 (*avx_pinsr<ssevecsize>): This.
10500 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10502 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10503 follow chains of regs with a single definition, and allow expressions
10504 that are function_invariant_p.
10505 (simple_rhs_p): Allow expressions that are function_invariant_p.
10507 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10509 PR middle-end/39867
10510 * fold-const.c (fold_cond_expr_with_comparison): When folding
10511 > and >= to MAX, make sure the MAX uses the same type as the
10512 comparison's operands.
10514 2009-04-24 Nick Clifton <nickc@redhat.com>
10516 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10517 addressing for DImode accesses.
10518 (frv_print_operand_address): Handle PLUS case.
10519 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10521 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10523 PR rtl-optimization/39794
10524 * alias.c (canon_true_dependence): Add x_addr argument.
10525 * rtl.h (canon_true_dependence): Adjust prototype.
10526 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10527 * cselib.c (cselib_invalidate_mem): Likewise.
10528 * gcse.c (compute_transp): Likewise.
10529 * dse.c (scan_reads_nospill): Likewise.
10530 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10531 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10532 canon_base_addr of the group, plus optional offset.
10533 (struct group_info): Rename canon_base_mem to
10535 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10536 canon_rtx of base_mem.
10538 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10540 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10541 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10543 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10545 * config/spu/spu-builtins.h: Delete file.
10547 * config/spu/spu.h (enum spu_builtin_type): Move here from
10549 (struct spu_builtin_description): Likewise. Add GTY marker.
10550 Do not use enum spu_function_code or enum insn_code.
10551 (spu_builtins): Add extern declaration.
10553 * config/spu/spu.c: Do not include "spu-builtins.h".
10554 (enum spu_function_code, enum spu_builtin_type_index,
10555 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10556 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10557 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10558 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10559 (spu_builtin_types): Make static. Add GTY marker.
10560 (spu_builtins): Add extern declaration with GTY marker.
10561 Include "gt-spu.h".
10563 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10564 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10565 Check programmatically whether all parameters are scalar.
10567 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10569 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10571 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10572 assignment from the constructor either if the target is volatile.
10574 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10576 * config/arm/arm.md (insv): Do not share operands[0].
10578 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10580 * config/vxlib-tls.c (active_tls_threads): Delete.
10581 (delete_hook_installed): New.
10582 (tls_delete_hook): Don't delete the delete hook.
10583 (tls_destructor): Delete it here.
10584 (__gthread_set_specific): Adjust installing the delete hook.
10585 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10586 __gthread_leave_tsd_dtor_context.
10588 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10590 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10592 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10594 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10596 (alpha_rtx_costs): Ditto.
10597 (emit_unlikely_jump): Use add_reg_note.
10598 (emit_frame_store_1): Ditto.
10599 (alpha_expand_prologue): Ditto.
10600 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10601 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10603 2009-04-23 Nick Clifton <nickc@redhat.com>
10605 * config/v850/v850.md (epilogue): Remove suppressed code.
10606 (return): Rename to return_simple and remove test of frame size.
10607 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10608 to gen_return_simple.
10610 2009-04-22 Jing Yu <jingyu@google.com>
10613 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10615 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10618 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10619 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10620 value is a VECTOR_CST, the element type is the element type of the
10623 2009-04-22 DJ Delorie <dj@redhat.com>
10625 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10627 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10629 * alias.c (find_base_term): Move around LO_SUM case, so that
10630 CONST falls through into PLUS/MINUS handling.
10633 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10634 into 0, use omit_one_operand.
10636 2009-04-23 Ben Elliston <bje@au.ibm.com>
10638 * config/rs6000/linux-unwind.h (get_regs): Remove type
10639 puns. Change the type of `pc' to an array of unsigned ints and
10640 update all users. Constify frame24.
10642 2009-04-22 DJ Delorie <dj@redhat.com>
10644 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10645 declarations before code.
10646 (current_function_special_page_vector): Likewise.
10647 (m32c_expand_insv): Silence a warning.
10649 2009-04-21 Taras Glek <tglek@mozilla.com>
10651 * alias.c: Update GTY annotations to new syntax.
10652 * basic-block.h: Likewise.
10653 * bitmap.h: Likewise.
10654 * c-common.h: Likewise.
10655 * c-decl.c: Likewise.
10656 * c-parser.c: Likewise.
10657 * c-pragma.c: Likewise.
10658 * c-tree.h: Likewise.
10659 * cfgloop.h: Likewise.
10660 * cgraph.h: Likewise.
10661 * config/alpha/alpha.c: Likewise.
10662 * config/arm/arm.h: Likewise.
10663 * config/avr/avr.h: Likewise.
10664 * config/bfin/bfin.c: Likewise.
10665 * config/cris/cris.c: Likewise.
10666 * config/darwin.c: Likewise.
10667 * config/frv/frv.c: Likewise.
10668 * config/i386/i386.c: Likewise.
10669 * config/i386/i386.h: Likewise.
10670 * config/i386/winnt.c: Likewise.
10671 * config/ia64/ia64.h: Likewise.
10672 * config/iq2000/iq2000.c: Likewise.
10673 * config/mips/mips.c: Likewise.
10674 * config/mmix/mmix.h: Likewise.
10675 * config/pa/pa.c: Likewise.
10676 * config/pa/pa.h: Likewise.
10677 * config/rs6000/rs6000.c: Likewise.
10678 * config/s390/s390.c: Likewise.
10679 * config/sparc/sparc.c: Likewise.
10680 * config/xtensa/xtensa.c: Likewise.
10681 * cselib.h: Likewise.
10682 * dbxout.c: Likewise.
10683 * dwarf2out.c: Likewise.
10684 * except.c: Likewise.
10685 * except.h: Likewise.
10686 * fixed-value.h: Likewise.
10687 * function.c: Likewise.
10688 * function.h: Likewise.
10689 * gimple.h: Likewise.
10690 * integrate.c: Likewise.
10691 * optabs.c: Likewise.
10692 * output.h: Likewise.
10693 * real.h: Likewise.
10695 * stringpool.c: Likewise.
10696 * tree-data-ref.c: Likewise.
10697 * tree-flow.h: Likewise.
10698 * tree-scalar-evolution.c: Likewise.
10699 * tree-ssa-address.c: Likewise.
10700 * tree-ssa-alias.h: Likewise.
10701 * tree-ssa-operands.h: Likewise.
10702 * tree.c: Likewise.
10703 * tree.h: Likewise.
10704 * varasm.c: Likewise.
10705 * varray.h: Likewise.
10707 * coretypes.h: Do not define GTY macro if it is already defined.
10708 * doc/gty.texi: Update GTY documentation to new syntax.
10709 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10710 annotations on structs.
10711 * gengtype-parse.c: Likewise.
10713 2009-04-22 Mark Heffernan <meheff@google.com>
10715 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10717 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10719 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10722 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10724 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10725 the same as a PLUS without a shift. Increase the cost of a
10728 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10730 * Makefile.in: Update dependencies.
10731 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10732 * errors.h: Remove bogus comment about compatibility.
10733 (warning): Update declaration.
10734 * genautomata.c: Update all calls to warning.
10735 * gimple.c: Do not include errors.h. Include toplev.h.
10736 * tree-ssa-structalias.c: Do not include errors.h.
10737 * omega.c: Likewise.
10738 * tree-ssa-reassoc.c: Likewise.
10739 * config/spu/spu-c.c: Likewise.
10740 * config/spu/t-spu-elf: Update dependencies.
10742 2009-04-22 Richard Guenther <rguenther@suse.de>
10744 PR tree-optimization/39824
10745 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10746 make sure the types are compatible.
10748 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10751 * c-common.c (c_parse_error): Take a token_flags parameter.
10752 Use token_type for the token type instead.
10753 Pass token_flags to cpp_type2name.
10754 * c-common.h (c_parse_error): Update declaration.
10755 * c-parser.c (c_parser_error): Pass 0 as token flags.
10757 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10759 PR rtl-optimization/39580
10760 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10762 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10764 * function.c (expand_function_end): Do not emit a jump to the "naked"
10765 return label for fall-through returns.
10766 * except.c (sjlj_emit_function_exit): Always place the call to the
10767 unregister function at the location installed by expand_function_end.
10769 2009-04-22 Richard Guenther <rguenther@suse.de>
10771 PR tree-optimization/39845
10772 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10773 (gen_inbound_check): Likewise.
10775 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10777 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10779 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10780 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10782 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10784 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10785 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10786 shift counts to avoid out-of-bounds array accesses.
10788 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10790 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10791 (Pmode): Move above.
10793 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10795 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10796 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10797 GET_CODE macro. Use IN_RANGE macro where appropriate.
10798 * config/alpha/alpha.h: Ditto.
10799 * config/alpha/alpha.md: Ditto.
10800 * config/alpha/constraints.md: Ditto.
10801 * config/alpha/predicates.md: Ditto.
10803 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10805 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10806 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10807 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10808 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10809 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10810 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10811 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10812 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10813 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10814 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10815 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10816 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10817 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10818 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10819 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10820 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10821 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10822 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10823 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10824 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10825 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10826 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10827 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10828 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10829 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10830 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10831 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10833 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10835 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10836 references from comments.
10837 * cfgbuild.c: (count_basic_blocks): Delete.
10838 (find_basic_blocks_1): Delete.
10839 (find_basic_blocks): Delete.
10840 * except.c (finish_eh_generation): Make static. Move comment from
10841 except.h here. Remove find_basic_blocks references from comments.
10842 * except.h (finish_eh_generation): Delete.
10843 * basic-block.h (find_basic_blocks): Delete.
10844 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10846 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10848 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10849 (sdbout_parms): Likewise.
10851 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10853 * config/sh/sh.c (prepare_cbranch_operands): Use
10854 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10855 (expand_cbranchdi4): Likewise.
10856 (from_compare): Add cast to enum type.
10857 (expand_cbranchsi4): Use add_reg_note.
10858 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10859 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10860 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10861 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10862 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10863 instead of CODE_FOR_nothing.
10864 (cbranchdi4): Likewise. Fix the order of arguments for
10866 (push_fpscr): Use add_reg_note.
10867 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10868 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10870 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10872 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10873 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10874 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10875 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10876 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10877 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10878 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10879 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10880 config/alpha/x-vms, config/arc/t-arc,
10881 config/arm/README-interworking, config/arm/arm-c.c,
10882 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10883 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10884 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10885 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10886 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10887 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10888 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10889 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10890 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10891 config/cris/t-elfmulti, config/crx/t-crx,
10892 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10893 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10894 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10895 config/h8300/t-h8300, config/i386/athlon.md,
10896 config/i386/darwin-libgcc.10.4.ver,
10897 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10898 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10899 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10900 config/i386/t-linux64, config/i386/t-nwld,
10901 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10902 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10903 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10904 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10905 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10906 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10907 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10908 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10909 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10910 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10911 config/m68k/t-uclinux, config/mcore/t-mcore,
10912 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10913 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10914 config/mips/crtn.asm, config/mips/irix-crti.asm,
10915 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10916 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10917 config/mips/mips-fixed.md, config/mips/sb1.md,
10918 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10919 config/mips/t-iris6, config/mips/t-isa3264,
10920 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10921 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10922 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10923 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10924 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10925 config/mn10300/t-linux, config/mn10300/t-mn10300,
10926 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10927 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10928 config/picochip/libgccExtras/clzsi2.asm,
10929 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10930 config/rs6000/darwin-libgcc.10.4.ver,
10931 config/rs6000/darwin-libgcc.10.5.ver,
10932 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10933 config/rs6000/t-aix43, config/rs6000/t-aix52,
10934 config/rs6000/t-darwin, config/rs6000/t-fprules,
10935 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10936 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10937 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10938 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10939 config/rs6000/t-rtems, config/rs6000/t-spe,
10940 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10941 config/score/t-score-elf, config/sh/divcost-analysis,
10942 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10943 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10944 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10945 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10946 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10947 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10948 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10949 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10950 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10951 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10952 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10953 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10954 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10955 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10956 * config/h8300/genmova.sh: Include copyright and license notices
10957 in generated output.
10958 * config/h8300/mova.md: Regenerate.
10959 * doc/install.texi2html: Include word "Copyright" in copyright
10960 notice and use name "Free Software Foundation, Inc.".
10961 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10962 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10963 ChangeLog-2007, ChangeLog-2008: Correct dates.
10965 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10967 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10968 NE_EXPR operations as well.
10969 * c-parser.c (c_parser_condition): Do not set location information on
10971 (c_parser_conditional_expression): Likewise.
10972 (c_parser_binary_expression): Set location information on operators.
10973 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10974 TRUTH_NOT_EXPR has been folded.
10975 * fold-const.c (fold_truth_not_expr): Copy location information from
10976 the incoming expression to the outgoing one.
10977 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10978 recursive calls on the LHS of the operator but pass that of the
10979 operator to recursive calls on the RHS of the operator. Set it
10981 (shortcut_cond_expr): Set the locus of the operator on the second
10982 COND_EXPR and that of the expression on the first in degenerate cases.
10983 Pass the locus of the expression to calls to shortcut_cond_r.
10984 Set the locus of the 'then' block on the associated jump, if any.
10985 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10986 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10987 expression to call to gimplify_boolean_expr.
10989 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10991 * config.gcc: Add additional configuration for
10992 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10993 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10994 (CPP_SPEC): Redefine for allowing -municode option.
10995 (STARTFILE_SPEC): Likewise.
10996 * config/i386/t-mingw-w64: New.
10997 * config/i386/mingw-w64.opt: New.
10998 (municode): Add new target option.
10999 * doc/invoke.texi (municode): Add documentation for new option.
11001 2009-04-21 Ian Lance Taylor <iant@google.com>
11003 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11004 Correct test for number of arguments.
11005 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11007 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11009 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11010 argument of emit_library_call.
11012 2009-04-21 Richard Guenther <rguenther@suse.de>
11014 PR middle-end/39829
11015 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11016 inside VIEW_CONVERT_EXPRs.
11018 2009-04-21 Martin Jambor <mjambor@suse.cz>
11020 * tree-switch-conversion.c (build_constructors): Split a long line.
11021 (constructor_contains_same_values_p): New function.
11022 (build_one_array): Create assigns of constants if possible, do not
11023 call mark_sym_for_renaming, call update_stmt.
11024 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11025 make_rename_temp. Do not call mark_symbols_for_renaming, call
11027 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11028 find_new_referenced_vars, call update_stmt.
11029 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11030 instead of calling make_rename_temp. Do not call
11031 find_new_referenced_vars or mark_symbols_for_renaming, call
11034 2009-04-21 Richard Guenther <rguenther@suse.de>
11036 PR tree-optimization/39827
11037 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11038 (tree_ssa_phiprop): Pass the correct array size.
11040 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11042 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11044 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11047 * c-typeck.c (lvalue_p): Move declaration ...
11048 * c-common.h (lvalue_p): ... to here.
11049 * c-common.c (candidate_equal_p): New.
11050 (add_tlist): Use it.
11051 (merge_tlist): Use it.
11052 (warn_for_collisions_1): Likewise.
11053 (warning_candidate_p): Accept more candidates.
11054 (verify_tree): A warning candidate can be an expression. Use
11057 2009-04-21 Ben Elliston <bje@au.ibm.com>
11060 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11061 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11062 options. Remove -mcall-solaris documentation.
11064 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11067 * doc/invoke.texi (-Wlong-long): Update description.
11068 * c-lex (interpret_integer): Only warn if there was no previous
11069 overflow and -Wlong-long is enabled.
11070 * c-decl.c (declspecs_add_type): Drop redundant flags.
11071 * c.opt (Wlong-long): Init to -1.
11072 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11073 and front-end warn_long_long. Wlong-long only depends on other
11074 flags if it is uninitialized.
11075 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11076 the same for CPP and FE.
11077 (restore_extension_diagnostics): Likewise.
11079 2009-04-20 Ian Lance Taylor <iant@google.com>
11081 Fix enum conversions which are invalid in C++:
11082 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11083 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11084 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11085 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11086 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11087 (dbxout_parms): Likewise.
11088 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11089 (df_clear_flags): Likewise.
11090 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11091 top_flag parameter to int.
11092 (df_chain_create_bb_process_use): Likewise.
11093 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11095 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11096 (df_ref_create_structure, df_def_record_1): Likewise.
11097 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11098 (df_notes_rescan): Change 0 to VOIDmode in function call.
11099 (df_get_call_refs, df_insn_refs_collect): Likewise.
11100 (df_bb_regs_collect): Likewise.
11101 (df_entry_block_defs_collect): Likewise.
11102 (df_exit_block_uses_collect): Likewise.
11103 * df.h: Update declarations.
11104 * double-int.c (double_int_divmod): Add cast to enum type.
11105 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11106 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11107 (based_loc_descr): Likewise.
11108 (loc_descriptor_from_tree_1): Change first_op and second_op to
11109 enum dwarf_location_atom. Add cast to enum type.
11110 * expmed.c (init_expmed): Change 0 to SET in function call.
11111 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11112 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11113 (do_store_flag): Likewise.
11114 * fixed-value.h (struct fixed_value): Change mode to enum
11116 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11117 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11119 (insert_insn_decl, insert_decl, insert_state): Likewise.
11120 (automata_list_finish): Likewise.
11121 * genrecog.c (process_define_predicate): Add cast to enum type.
11122 * gensupport.c (init_predicate_table): Add cast to enum type.
11123 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11125 (gimple_build_call_1, gimple_build_label): Likewise.
11126 (gimple_build_goto, gimple_build_asm_1): Likewise.
11127 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11128 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11129 (enum fallback): Rename from enum fallback_t.
11130 (fallback_t): Typedef as int.
11131 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11132 GSI_SAME_STMT in function call.
11133 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11135 (setup_reg_class_relations): Likewise.
11136 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11137 (setup_prohibited_class_mode_regs): Add cast to enum type.
11138 (setup_prohibited_mode_move_regs): Likewise.
11139 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11140 (record_address_regs): Change i to enum reg_class.
11141 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11142 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11143 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11144 (GET_MODE_2XWIDER_MODE): Likewise.
11145 (GET_CLASS_NARROWEST_MODE): Likewise.
11146 * omp-low.c (expand_omp_for): Add cast to enum type.
11147 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11148 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11149 * postreload.c (reload_cse_simplify_operands): Change rclass local
11151 * predict.c (combine_predictions_for_insn): Change best_predictor
11152 and predictor to enum br_predictor.
11153 (combine_predictions_for_bb): Likewise.
11154 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11155 use SET_PREDICT_EXPR_OUTCOME.
11156 * real.c (real_arithmetic): Change icode to code in function call.
11157 * reginfo.c (init_move_cost): Add casts to enum type.
11158 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11159 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11161 * reload.c (find_valid_class): Add casts to enum type.
11162 (push_reload): Change 0 to NO_REGS in function call.
11163 (find_reloads): Change this_alternative to array of enum
11164 reg_class. Remove some now-unnecessary casts.
11165 (make_memloc): Change 0 to VOIDmode in function call.
11166 * reload1.c (reload): Change 0 to VOIDmode in function call.
11167 (eliminate_regs_1, elimination_effects): Likewise.
11168 (eliminate_regs_in_insn): Likewise.
11169 (emit_input_reload_insns): Add cast to enum type.
11170 (delete_output_reload): Change 0 to VOIDmode in function call.
11171 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11172 to enum type in function call.
11173 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11174 (SET_PREDICT_EXPR_OUTCOME): Define.
11175 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11176 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11177 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11178 (dump_function): Likewise.
11179 * tree-dump.h: Update declarations.
11180 * tree-pass.h: Update declarations.
11181 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11182 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11184 (arm_rtx_costs_1): Correct parenthesization.
11185 (arm_rtx_costs): Add casts to enum type.
11186 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11187 (vfp_emit_fstmd): Use add_rg_note.
11188 (emit_multi_reg_push, emit_sfm): Likewise.
11189 (thumb_set_frame_pointer): Likewise.
11190 (arm_expand_prologue): Likewise.
11191 (arm_regno_class): Change return type to enum reg_class.
11192 (thumb1_expand_prologue): Use add_reg_note.
11193 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11194 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11196 * config/arm/gentune.sh: Add cast to enum type.
11197 * config/arm/arm-tune.md: Rebuild.
11198 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11199 (ix86_split_fp_branch, predict_jump): Likewise.
11200 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11201 insn_code to enum rtx_code.
11202 (ix86_builtin_vectorized_function): Add cast to enum type.
11203 * config/i386/i386.md (truncdfsf2): Change slot to enum
11205 (truncxf<mode>2, isinf<mode>2): Likewise.
11206 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11208 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11209 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11210 (insert_bundle_state): Change 1 to INSERT in function call.
11211 (ia64_add_bundle_selector_before): Likewise.
11212 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11213 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11214 (restore_stack_nonlocal): Likewise.
11215 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11217 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11219 (mips_rtx_costs): Likewise.
11220 (mips_override_options): Add casts to enum type.
11221 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11223 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11224 (store_reg, set_reg_plus_d): Likewise.
11225 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11226 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11228 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11230 (emit_unlikely_jump): Use add_reg_note.
11231 (rs6000_emit_allocate_stack): Likewise.
11232 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11233 (output_toc): Change 1 to INSERT in function call.
11234 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11235 (rs6000_initialize_trampoline): Likewise.
11236 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11238 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11239 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11240 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11241 (save_gprs): Use add_reg_note.
11242 (s390_emit_prologue): Likewise.
11243 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11244 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11245 (sparc_fold_builtin): Add cast to enum type.
11246 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11248 (spu_expand_prologue): Use add_reg_note.
11249 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11251 2009-04-20 Ian Lance Taylor <iant@google.com>
11253 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11254 (c_parser_postfix_expression_after_primary): Get VEC for list of
11255 arguments. Get original types of arguments. Call
11256 build_function_call_vec.
11257 (cached_expr_list_1, cached_expr_list_2): New static variables.
11258 (c_parser_expr_list): Change return type to VEC *. Add
11259 p_orig_types parameter. Change all callers.
11260 (c_parser_release_expr): New static function.
11261 (c_parser_vec_to_tree_list): New static function.
11262 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11263 call build_function_call_vec.
11264 (build_function_call_vec): New function, based on old
11265 build_function_call.
11266 (convert_arguments): Remove nargs and argarray parameters. Change
11267 values to a VEC. Add origtypes parameter.
11268 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11269 (convert_for_assignment): Add origtype parameter. Change all
11270 callers. If warn_cxx_compat, check for conversion to an enum
11271 type when calling a function.
11272 (store_init_value): Add origtype parameter. Change all callers.
11273 (digest_init): Likewise.
11274 (struct init_node): Add origtype field.
11275 (add_pending_init): Add origtype parameter. Change all callers.
11276 (output_init_element): Likewise.
11277 (output_pending_init_elements): Pass origtype from init_node to
11278 output_init_element.
11279 (process_init_element): Pass origtype from c_expr to
11280 output_init_element.
11281 (c_finish_return): Add origtype parameter. Change all callers.
11282 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11284 (sync_resolve_params): Likewise.
11285 (sync_resolve_return): Change params to first_param. Change caller.
11286 (resolve_overloaded_builtins): Change params to VEC *. Change
11287 callers. Save first parameter around call to build_function_call_vec.
11288 * c-decl.c (finish_decl): Add origtype parameter. Change all
11289 callers. Call build_function_call_vec rather than
11290 build_function_call for cleanup.
11291 * c-tree.h: Update declarations.
11292 * c-common.h: Update declarations.
11293 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11294 params to first_param.
11295 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11296 params parameter from tree to void *.
11297 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11298 Change arglist parameter to have type void *, and to be a pointer
11300 * config/rs6000/rs6000-protos.h
11301 (altivec_resolve_overloaded_builtin): Update declaration.
11302 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11303 fnargs parameter to have type void *, and to be a pointer to a
11304 VEC. Call build_function_call_vec instead of
11305 build_function_call.
11306 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11308 2009-04-20 Joey Ye <joey.ye@intel.com>
11309 Xuepeng Guo <xuepeng.guo@intel.com>
11310 H.J. Lu <hongjiu.lu@intel.com>
11312 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11314 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11315 (IX86_LEA_PRIORITY): Likewise.
11316 (distance_non_agu_define): New function.
11317 (distance_agu_use): Likewise.
11318 (ix86_lea_for_add_ok): Likewise.
11319 (ix86_dep_by_shift_count): Likewise.
11321 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11322 should split for LEA.
11324 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11326 (ix86_dep_by_shift_count): Likewise.
11328 2009-04-20 Richard Guenther <rguenther@suse.de>
11330 * expr.c (handled_component_p): Move ...
11331 * tree.h (handled_component_p): ... here.
11332 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11333 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11334 and REALPART_EXPR to be in one group.
11336 2009-04-20 Richard Guenther <rguenther@suse.de>
11338 * basic-block.h (get_all_dominated_blocks): Declare.
11339 * dominance.c (get_all_dominated_blocks): New function.
11340 * tree-cfg.c (get_all_dominated_blocks): Remove.
11341 (remove_edge_and_dominated_blocks): Adjust.
11342 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11343 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11344 instead of recursing.
11346 2009-04-20 Doug Kwan <dougkwan@google.com>
11348 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11349 (struct cgraph_node_set_def): New type.
11350 (cgraph_node_set) New type. Also declare vector functions.
11351 (struct cgraph_node_set_element_def): New type.
11352 (cgraph_node_set_element): Ditto.
11353 (cgraph_node_set_iterator): New iterator type.
11354 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11355 cgraph_node_set_remove, dump_cgraph_node_set,
11356 debug_cgraph_node_set): New prototypes.
11357 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11358 cgraph_node_set_size): New inlines.
11359 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11360 including cgraph.h.
11361 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11362 argument to function 'write_summary'.
11363 * ipa.c: Include ggc.h.
11364 (hash_cgraph_node_set_element,
11365 eq_cgraph_node_set_element, cgraph_node_set_new,
11366 cgraph_node_set_add, cgraph_node_set_remove,
11367 cgraph_node_set_find, dump_cgraph_node_set,
11368 debug_cgraph_node_set): New functions.
11369 * Makefile.in (ipa.o): Add dependency on GGC_H.
11371 2009-04-20 Ira Rosen <irar@il.ibm.com>
11373 PR tree-optimization/39675
11374 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11375 check of the return code of vect_schedule_slp. Check that
11376 stmt_vec_info still exists for the statement, before checking its
11377 vectorization type.
11379 2009-04-20 Michael Matz <matz@suse.de>
11381 * Makefile.in (generated_files): Take out $(simple_generated_c).
11383 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11385 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11386 (UINTPTR_TYPE): Likewise.
11388 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11391 * c-typeck.c (digest_init): Check for initializing an array with a
11394 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11397 * c-semantics.c (pop_stmt_list): Propagate
11398 STATEMENT_LIST_HAS_LABEL to parent statement list.
11400 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11402 * config/mips/mips.h (mips_tune_attr): New macro.
11403 * config/mips/mips.md (cpu): Use it.
11405 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11408 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11411 2009-04-19 Diego Novillo <dnovillo@google.com>
11413 * toplev.c (compile_file): Move call to coverage_finish ...
11414 * cgraphunit.c (ipa_passes): ... here.
11415 Call cgraph_process_new_functions.
11416 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11417 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11419 2009-04-19 Jan Hubicka <jh@suse.cz>
11421 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11423 (dump_cgraph_node): Dump can throw external flag.
11424 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11426 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11430 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11431 * common.opt (Wlogical-op): Move from here...
11432 * c.opt (Wlogical-op): ... to here.
11433 * c-typeck.c (parser_build_binary_op): Update call to
11434 warn_logical_operator.
11435 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11437 * c-common.c (warn_logical_op): Update.
11438 * c-common.h (warn_logical_op): Update declaration.
11440 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11442 * tree.c (protected_set_expr_location): Fix formatting.
11444 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11447 * c-typeck.c (readonly_warning): new.
11448 (build_unary_op, build_modify_expr): Use readonly_warning for
11449 storing into something readonly but not const-qualified.
11451 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11454 * c-typeck.c (build_unary_op): Check for taking address of
11455 expression of type void.
11457 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11460 * c-typeck.c (build_function_call): Check for calling a function
11461 with qualified void return types. Call require_complete_type when
11464 2009-04-18 Jan Hubicka <jh@suse.cz>
11466 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11468 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11469 can_throw_external flag.
11470 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11471 * ipa-pure-const.c (ignore_edge): New function.
11472 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11473 only over can_throw_external edges.
11474 (local_pure_const): Add nothrow flag.
11475 * ipa-utils.c (searchc): Add ignore_edge callback.
11476 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11477 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11478 (set_nothrow_function_flags): Update cgraph.
11479 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11481 2009-04-18 Richard Guenther <rguenther@suse.de>
11483 PR middle-end/39804
11484 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11485 (fold_stmt): ... this and ...
11486 (fold_stmt_inplace): ... this.
11487 (fold_stmt_1): Fold references in calls and asms.
11488 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11490 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11492 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11493 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11495 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11497 * tree.c (function_args_count): Remove.
11498 * tree.h: Remove the prototype for function_args_count.
11500 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11502 * tree-iterator.c (expr_only): Remove.
11503 * tree.h: Remove the prototype for expr_only.
11505 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11507 * reginfo.c (cannot_change_mode_set_regs): Remove.
11508 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11510 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11512 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11513 whether operands 0 and 1 overlaps.
11515 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11517 PR middle-end/36902
11518 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11519 pointer. Use warning_at instead of warning.
11520 (search_for_addr_array): Likewise.
11521 (check_array_bounds): Likewise.
11522 (check_all_array_refs): Check that the incoming edge is not in the
11523 list of edges to be removed.
11524 (check_all_array_refs): Avoid the temporal pointer.
11525 (vrp_visit_cond_stmt): Fix typo.
11526 (simplify_switch_using_ranges): Handle the case where the switch
11527 index is an integer constant.
11529 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11531 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11535 * doc/extend.texi, doc/invoke.texi: Fix typos.
11537 2009-04-17 Cary Coutant <ccoutant@google.com>
11539 * tree-flow-inline.h (get_lineno): Fix inverted test.
11541 2009-04-17 Diego Novillo <dnovillo@google.com>
11543 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11544 assertion for AVAIL_OUT.
11546 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11549 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11550 * config/sh/linux-atomic.asm: Likewise.
11552 2009-04-17 Diego Novillo <dnovillo@google.com>
11554 * except.c (debug_eh_tree): New.
11555 (struct eh_region, struct eh_status): Move ...
11556 * except.h: ... here.
11557 (add_type_for_runtime): Declare extern.
11558 (lookup_type_for_runtime): Likewise.
11559 (debug_eh_tree): Declare.
11560 * Makefile.in (GTFILES): List except.h before except.c
11562 2009-04-17 Diego Novillo <dnovillo@google.com>
11564 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11565 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11566 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11567 (find_vars_r): ... here.
11568 * tree-flow.h (find_referenced_vars_in): Declare.
11569 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11570 that AVAIL_OUT exists for BLOCK.
11571 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11572 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11573 (tree-parloops.o): Likewise.
11575 2009-04-17 Simon Baldwin <simonb@google.com>
11577 * toplev.c (default_tree_printer): Add handling for %E format.
11579 2009-04-17 Diego Novillo <dnovillo@google.com>
11581 * tree-pretty-print.c (dump_generic_node): Add break after
11582 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11583 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11584 FUNCTION_TYPE together. Call print_struct_decl when printing
11585 structures and TDF_SLIM is not given.
11586 (print_struct_decl): Fix logic for detecting recursion.
11588 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11591 * gcc.c (create_at_file): New.
11592 (compile_input_file_p): New.
11593 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11594 * main.c (main): Update call to toplev_main.
11595 * toplev.c (toplev_main): Change signature. Call expandargv.
11596 * toplev.h (toplev_main): Change signature.
11598 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11600 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11601 if the latter is not constant.
11603 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11605 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11607 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11609 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11610 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11612 2009-04-17 Richard Guenther <rguenther@suse.de>
11614 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11615 Handle component references view-converting an invariant address.
11617 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11619 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11620 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11621 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11622 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11623 Use @deftypevr rather than @deftypevar.
11625 2009-04-17 Richard Guenther <rguenther@suse.de>
11627 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11628 (get_prop_source_stmt): Likewise.
11629 (can_propagate_from): Likewise.
11631 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11633 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11634 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11635 (--with-multilib-list): Add default value.
11636 * configure: Regenerate.
11637 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11638 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11639 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11640 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11641 Don't add default cpu to multilib list unnecessarily, but do enable
11642 the relevant compiler option..
11643 Add support for --with-multilib-list=<blank> and
11644 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11645 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11646 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11647 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11648 TM_MULTILIB_CONFIG.
11649 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11650 (MULTILIB_OSDIRNAMES): New variable.
11651 * config/sh/t-1e: Delete file.
11652 * config/sh/t-mlib-sh1: Delete file.
11653 * config/sh/t-mlib-sh2: Delete file.
11654 * config/sh/t-mlib-sh2a: Delete file.
11655 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11656 * config/sh/t-mlib-sh2a-single: Delete file.
11657 * config/sh/t-mlib-sh2a-single-only: Delete file.
11658 * config/sh/t-mlib-sh2e: Delete file.
11659 * config/sh/t-mlib-sh3e: Delete file.
11660 * config/sh/t-mlib-sh4: Delete file.
11661 * config/sh/t-mlib-sh4-nofpu: Delete file.
11662 * config/sh/t-mlib-sh4-single: Delete file.
11663 * config/sh/t-mlib-sh4-single-only: Delete file.
11664 * config/sh/t-mlib-sh4a: Delete file.
11665 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11666 * config/sh/t-mlib-sh4a-single: Delete file.
11667 * config/sh/t-mlib-sh4a-single-only: Delete file.
11668 * config/sh/t-mlib-sh4al: Delete file.
11669 * config/sh/t-mlib-sh5-32media: Delete file.
11670 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11671 * config/sh/t-mlib-sh5-64media: Delete file.
11672 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11673 * config/sh/t-mlib-sh5-compact: Delete file.
11674 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11675 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11676 * doc/install.texi (Options specification): Add
11677 --with-multilib-list and --with-endian.
11679 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11681 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11683 (OBJS-common): Add plugin-version.o.
11684 (plugin-version.o): New.
11685 * gcc-plugin.h (plugin_gcc_version): New.
11686 (plugin_default_version_check): New.
11687 (plugin_init_func, plugin_init): Add version argument.
11688 * plugin-version.c: New.
11689 * plugin.c (str_plugin_gcc_version_name): New.
11690 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11691 pass it to the init function.
11692 (plugin_default_version_check): New.
11694 2009-04-17 Richard Guenther <rguenther@suse.de>
11696 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11697 for decl-vs-decl disambiguation.
11699 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11701 * config/s390/s390.h (s390_tune_attr): New macro definition.
11702 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11704 2009-04-17 Richard Guenther <rguenther@suse.de>
11706 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11707 (fold_stmt_r): Likewise.
11708 (maybe_fold_reference): New function.
11709 (fold_gimple_assign): Handle cases fold_stmt_r did.
11710 (fold_stmt): Do not use fold_stmt_r.
11711 (fold_stmt_inplace): Likewise.
11713 2009-04-17 Richard Guenther <rguenther@suse.de>
11715 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11716 (record_equivalences_from_stmt): Remove useless checks and
11718 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11719 the type is already suitable.
11721 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11723 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11725 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11727 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11728 (CMPtype): Define as __gcc_CMPtype.
11730 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11732 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11733 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11735 2009-04-17 Richard Guenther <rguenther@suse.de>
11737 PR tree-optimization/39746
11738 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11739 special-casing for builtins and static variable use/def.
11740 (call_may_clobber_ref_p_1): Likewise.
11742 2009-04-16 Ian Lance Taylor <iant@google.com>
11744 * df.h: Include "timevar.h".
11745 (struct df_problem): Change tv_id field to timevar_id_t.
11746 * tree-pass.h: Include "timevar.h".
11747 (struct opt_pass): Change tv_id field to timevar_id_t.
11748 * timevar.h (timevar_id_t): Define TV_NONE.
11749 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11750 TV_NONE rather than tv_id != 0.
11751 (execute_one_pass): Likewise.
11752 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11753 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11754 dependencies to $(TREE_PASS_H).
11755 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11757 (pass_branch_target_load_optimize2): Likewise.
11758 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11759 (pass_outof_cfg_layout_mode): Likewise.
11760 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11761 (pass_rebuild_cgraph_edges): Likewise.
11762 (pass_remove_cgraph_callee_edges): Likewise.
11763 * df-core.c (pass_df_initialize_opt): Likewise.
11764 (pass_df_initialize_no_opt): Likewise.
11765 (pass_df_finish): Likewise.
11766 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11767 * except.c (pass_set_nothrow_function_flags): Likewise.
11768 (pass_convert_to_eh_region_ranges): Likewise.
11769 * final.c (pass_compute_alignments): Likewise.
11770 * function.c (pass_instantiate_virtual_regs): Likewise.
11771 (pass_init_function): Likewise.
11772 (pass_leaf_regs): Likewise.
11773 (pass_match_asm_constraints): Likewise.
11774 * gimple-low.c (pass_lower_cf): Likewise.
11775 (pass_mark_used_blocks): Likewise.
11776 * init-regs.c (pass_initialize_regs): Likewise.
11777 * integrate.c (pass_initial_value_sets): Likewise.
11778 * ira.c (pass_ira): Likewise.
11779 * jump.c (pass_cleanup_barriers): Likewise.
11780 * omp-low.c (pass_expand_omp): Likewise.
11781 (pass_lower_omp): Likewise.
11782 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11783 * recog.c (pass_split_all_insns): Likewise.
11784 (pass_split_after_reload): Likewise.
11785 (pass_split_before_regstack): Likewise.
11786 (pass_split_before_sched2): Likewise.
11787 (pass_split_for_shorten_branches): Likewise.
11788 * reginfo.c (pass_reginfo_init): Likewise.
11789 (pass_subregs_of_mode_init): Likewise.
11790 (pass_subregs_of_mode_finish): Likewise.
11791 * passes.c (pass_postreload): Likewise.
11792 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11793 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11794 (pass_warn_function_return): Likewise.
11795 (pass_warn_function_noreturn): Likewise.
11796 * tree-complex.c (pass_lower_complex): Likewise.
11797 (pass_lower_complex_O0): Likewise.
11798 * tree-if-conv.c (pass_if_conversion): Likewise.
11799 * tree-into-ssa.c (pass_build_ssa): Likewise.
11800 * tree-mudflap.c (pass_mudflap_1): Likewise.
11801 (pass_mudflap_2): Likewise.
11802 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11803 (pass_mudflap_2): Likewise.
11804 * tree-nrv.c (pass_return_slot): Likewise.
11805 * tree-object-size.c (pass_object_sizes): Likewise.
11806 * tree-optimize.c (pass_all_optimizations): Likewise.
11807 (pass_early_local_passes): Likewise.
11808 (pass_all_early_optimizations): Likewise.
11809 (pass_cleanup_cfg): Likewise.
11810 (pass_cleanup_cfg_post_optimizing): Likewise.
11811 (pass_free_datastructures): Likewise.
11812 (pass_free_cfg_annotations): Likewise.
11813 (pass_fixup_cfg): Likewise.
11814 (pass_init_datastructures): Likewise.
11815 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11816 (pass_late_warn_uninitialized): Likewise.
11817 (pass_update_address_taken): Likewise.
11818 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11819 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11820 (pass_cse_sincos): Likewise.
11821 (pass_convert_to_rsqrt): Likewise.
11822 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11823 * tree-stdarg.c (pass_stdarg): Likewise.
11824 * tree-tailcall.c (pass_tail_recursion): Likewise.
11825 (pass_tail_calls): Likewise.
11826 * tree-vect-generic.c (pass_lower_vector): Likewise.
11827 (pass_lower_vector_ssa): Likewise.
11828 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11830 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11832 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11834 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11836 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11837 logical and signext.
11839 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11842 * config/sh/predicates.md (arith_operand): Check if the operand
11843 of TRUNCATE is a REG.
11845 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11847 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11848 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11850 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11852 * tree-iterator.c (tsi_split_statement_list_after,
11853 tsi_split_statement_list_before): Remove.
11854 * tree-iterator.h: Remove the prototypes for
11855 tsi_split_statement_list_after and tsi_split_statement_list_before.
11857 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11859 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11860 * tree-ssa-propagate.h: Remove the prototype for
11861 stmt_makes_single_load.
11863 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11865 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11866 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11868 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11870 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11874 * except.c (eh_region_outer_p): Remove.
11875 * except.h: Remove the prototype for eh_region_outer_p.
11877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11879 * function.c (current_function_assembler_name): Remove.
11880 * function.h: Remove the prototype for
11881 current_function_assembler_name.
11883 2009-04-16 Ian Lance Taylor <iant@google.com>
11885 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11886 (add_reg_note): Call alloc_reg_note.
11887 * rtl.h (alloc_reg_note): Declare.
11888 * combine.c (try_combine): Use alloc_reg_note.
11889 (recog_for_combine, move_deaths): Likewise.
11890 (distribute_notes): Use alloc_reg_note and add_reg_note.
11891 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11892 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11893 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11895 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11897 PR rtl-optimization/39762
11898 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11899 ira_may_move_out_cost): Add comments about way of their usage.
11900 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11902 * ira-conflicts.c (process_regs_for_copy): Use function
11903 ira_get_register_move_cost instead of global
11904 ira_register_move_cost.
11906 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11907 color_pass, move_spill_restore, update_curr_costs): Ditto.
11909 * ira-lives.c (process_single_reg_class_operands): Ditto.
11911 * ira-emit.c (emit_move_list): Ditto.
11913 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11914 (record_reg_classes): Ditto. Use functions
11915 ira_get_register_move_cost and ira_get_may_move_cost instead of
11916 global vars ira_register_move_cost, ira_may_move_out_cost and
11917 ira_may_move_in_cost.
11918 (record_address_regs): Don't call ira_init_register_move_cost.
11919 Use function ira_get_may_move_cost instead of global
11920 ira_may_move_in_cost.
11921 (process_bb_node_for_hard_reg_moves): Use function
11922 ira_get_register_move_cost instead of global ira_register_move_cost.
11923 (ira_costs): Don't call ira_init_register_move_cost.
11925 2009-04-16 Richard Guenther <rguenther@suse.de>
11927 * tree-cfg.c (verify_gimple_assign_binary):
11928 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11929 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11930 (create_general_new_stmt): Note that this function is broken.
11932 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11934 * common.opt (fhelp): Add Var(help_flag).
11935 * gcc-plugin.h (plugin_info): Add help.
11936 * plugin.c (plugin_name_args): Add help.
11937 (register_plugin_info): Set plugin->help.
11938 (print_help_one_plugin): New.
11939 (print_plugins_help): New.
11940 * plugin.h (print_plugins_help): New.
11941 * toplev.c (toplev_main): Call print_plugins_help if needed.
11943 2009-04-16 Richard Guenther <rguenther@suse.de>
11945 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11946 (gimple_ior_addresses_taken_1): New function.
11947 (gimple_ior_addresses_taken): Likewise.
11948 * gimple.h (struct gimple_statement_with_ops_base): Remove
11949 addresses_taken member.
11950 (gimple_ior_addresses_taken): Declare.
11951 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11952 gimple_set_addresses_taken): Remove.
11953 * ipa-reference.c (mark_address): New function.
11954 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11955 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11956 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11957 (gimple_add_to_addresses_taken): Remove.
11958 (get_tmr_operands): Call mark_address_taken.
11959 (get_asm_expr_operands): Likewise.
11960 (get_expr_operands): Likewise.
11961 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11962 (free_stmt_operands): Do not free it.
11963 * tree-ssa.c (delete_tree_ssa): Likewise.
11964 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11966 2009-04-16 Richard Guenther <rguenther@suse.de>
11968 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11969 (walk_stmt_load_store_ops): Likewise.
11970 * gimple.c (get_base_loadstore): New function.
11971 (walk_stmt_load_store_addr_ops): Likewise.
11972 (walk_stmt_load_store_ops): Likewise.
11973 * ipa-pure-const.c (check_op): Simplify.
11974 (check_load, check_store): New functions.
11975 (check_stmt): Use walk_stmt_load_store_ops.
11976 * ipa-reference.c (mark_load): Adjust signature.
11977 (mark_store): Likewise.
11978 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11980 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11982 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11983 (plugin_info): New.
11984 * opts.c (common_handle_option): Don't call print_version.
11985 * plugin.c (plugin_name_args): Add version.
11986 (register_plugin_info): New.
11987 (register_callback): Handle PLUGIN_INFO.
11988 (try_init_one_plugin): New.
11989 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11991 (finalize_one_plugin): New.
11992 (finalize_plugins): New.
11993 (print_one_plugin): New.
11994 (print_plugins_versions): New.
11995 * plugin.h (print_plugins_versions): New.
11996 (finalize_plugins): New.
11997 * toplev.c (compile_file): Don't call initialize_plugins.
11998 (print_version): Call print_plugins_versions.
11999 (toplev_main): Call initialize_plugins. Print version if needed.
12000 Call finalize_plugins.
12002 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12004 * common.opt (fversion): New.
12005 * gcc.c (print_version): New.
12006 (process_command): Don't print the version. Just set print_version.
12007 (main): Print version. Call subprocesses if print_version and
12008 verbose_flag are set.
12009 * opts.c (common_handle_option): Handle OPT_fversion.
12011 2009-04-16 Richard Guenther <rguenther@suse.de>
12012 Ira Rosen <irar@il.ibm.com>
12014 PR tree-optimization/39698
12015 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12016 type of the reduction variable. Only generate the def if
12019 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12020 make sure to first convert to an integer of the same precision.
12021 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12022 the type of the evolution correctly in computing the new
12023 induction variable base.
12025 2009-04-16 Richard Guenther <rguenther@suse.de>
12027 PR middle-end/39625
12028 * tree-cfg.c (make_blocks): Split statements with to-be
12029 abnormal SSA names on the lhs.
12031 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12033 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12034 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12035 * c-typeck.c (really_start_incremental_init): Likewise.
12036 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12037 (TARGET_INITIALIZER): Remove it.
12038 * target.h (struct target): Remove vector_opaque_p.
12039 * tree.c (build_opaque_vector_type): New.
12040 * tree.h (TYPE_VECTOR_OPAQUE): New.
12041 (build_opaque_vector_type): Declare.
12042 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12043 * config/rs6000/rs6000.c (build_opaque_vector_type,
12044 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12045 (rs6000_init_builtins): Use build_opaque_vector_type for
12046 opaque_V4SI_type_node.
12048 2009-04-15 Catherine Moore <clm@codesourcery.com>
12050 * debug.h (set_name): Declare.
12051 * dwarf2out.c (dwarf2out_set_name): Declare.
12052 (dwarf2_debug_hooks): Add set_name.
12053 (find_AT_string): New.
12054 (add_AT_string): Call find_AT_string.
12055 (dwarf2out_set_name): New.
12056 * cp/decl.c (grokdeclarator): Call set_name.
12057 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12058 * debug.c (do_nothing_debug_hooks): Likewise.
12059 * dbxout.c (dbx_debug_hooks): Likewise.
12060 * sdbout.c (sdb_debug_hooks): Likewise.
12062 2009-04-15 Michael Eager <eager@eagercon.com>
12064 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12065 reg for single-precision FPU.
12066 * config/rs6000/rs6000.md (movsi_internal1): Only for
12067 !TARGET_SINGLE_FPU.
12068 (movsi_internal1_single): New. Add pattern to move SI values to/from
12069 single-precision FP regs.
12071 2009-04-15 Richard Guenther <rguenther@suse.de>
12073 * omp-low.c (lower_rec_input_clauses): Build correct address
12075 (expand_omp_for_generic): Fix multiplication type.
12076 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12077 (generate_memset_zero): Fix types.
12078 * tree-profile.c (prepare_instrumented_value): Correctly
12081 2009-04-15 Ian Lance Taylor <iant@google.com>
12083 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12084 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12085 for -Wall and for -Wc++-compat.
12086 (c_common_post_options): For C++, set warn_enum_compare if not
12088 * c-tree.h (struct c_expr): Add field original_type.
12089 (build_external_ref): Update declaration.
12090 * c-parser.c (c_parser_braced_init): Set original_type.
12091 (c_parser_initelt): Likewise.
12092 (c_parser_expr_no_commas): Likewise.
12093 (c_parser_conditional_expression): Likewise.
12094 (c_parser_cast_expression): Likewise.
12095 (c_parser_unary_expression): Likewise. Pull setting of
12096 original_code to top of function.
12097 (c_parser_sizeof_expression): Set original_type.
12098 (c_parser_alignof_expression): Likewise.
12099 (c_parser_postfix_expression): Likewise. Pull setting of
12100 original_code to top of function.
12101 (c_parser_postfix_expression_after_paren_type): Set original_type.
12102 (c_parser_postfix_expression_after_primary): Likewise.
12103 (c_parser_expression): Likewise.
12104 * c-typeck.c (build_external_ref): Add type parameter. Change all
12106 (c_expr_sizeof_expr): Set original_type field.
12107 (parser_build_unary_op): Likewise.
12108 (parser_build_binary_op): Likewise. Optionally warn about
12109 comparisons of enums of different types.
12110 (digest_init): Set original_type field.
12111 (really_start_incremental_init): Likewise.
12112 (push_init_level, pop_init_level): Likewise.
12113 * doc/invoke.texi (Warning Options): -Wenum-compare now
12116 2009-04-15 Richard Guenther <rguenther@suse.de>
12118 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12119 out a necessary conversion.
12120 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12121 names we didn't value number.
12122 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12124 2009-04-15 Richard Guenther <rguenther@suse.de>
12126 PR tree-optimization/39764
12127 * tree-ssa-ccp.c (get_value): Canonicalize value with
12128 canonicalize_float_value.
12130 2009-04-15 Jan Hubicka <jh@suse.cz>
12132 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12133 Wrong version of patch.
12135 2009-04-15 Jan Hubicka <jh@suse.cz>
12137 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12139 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12141 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12142 our distinct integral and vector types.
12144 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12146 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12147 * init.c (build_vtbl_address): Remove call to assemble_external.
12149 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12151 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12152 output for other floating point modes.
12154 2009-04-14 Diego Novillo <dnovillo@google.com>
12156 * diagnostic.c (diagnostic_report_diagnostic): Do not
12157 warn about loaded plugins for DK_ERROR and DK_WARNING.
12158 * c-decl.c (declspecs_add_type): Move call to
12159 invoke_plugin_callbacks ...
12160 * c-parser.c (c_parser_declspecs): ... here.
12161 * plugin.c (dump_active_plugins): Tidy output.
12163 2009-04-14 Diego Novillo <dnovillo@google.com>
12164 Le-Chun Wu <lcwu@google.com>
12166 * configure.ac: Add --enable-plugin support.
12167 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12168 * Makefile.in (PLUGIN_H): Define.
12169 Export ENABLE_PLUGIN and GMPINC to site.exp.
12170 Add PLUGINLIBS to link command.
12171 Add/modify dependencies for plugin.o and files including plugin.h.
12173 * config.in: Regenerate.
12175 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12178 2009-04-14 Le-Chun Wu <lcwu@google.com>
12180 * tree-pass.h (register_one_dump_file): Add a prototype for
12181 register_one_dump_file.
12182 * toplev.c (compile_file): Call initialize_plugins.
12183 (do_compile): Call invoke_plugin_callbacks.
12184 (toplev_main): Call invoke_plugin_callbacks.
12185 * common.opt: Add -fplugin= and -fplugin-arg-.
12186 * gcc-plugin.h: New public header file for plugins to include.
12187 * plugin.c: New source file.
12188 * plugin.h: New internal header file.
12189 * passes.c (register_one_dump_file): Make it external.
12191 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12193 2009-04-14 Diego Novillo <dnovillo@google.com>
12195 * doc/plugins.texi: New.
12196 * doc/gccint.texi: Add reference to Plugins chapter.
12197 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12198 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12199 loaded plugins, if any.
12200 * timevar.def (TV_PLUGIN_INIT): Define.
12201 (TV_PLUGIN_RUN): Define.
12202 * plugin.c: Include timevar.h
12203 (plugins_active_p): New.
12204 (dump_active_plugins): New.
12205 (debug_active_plugins): New.
12207 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12209 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12211 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12213 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12215 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12216 the same as a minus without a shift.
12218 2009-04-14 Nick Clifton <nickc@redhat.com>
12220 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12221 comparisons with small integers will always produce a short
12224 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12227 2008-12-19 Diego Novillo <dnovillo@google.com>
12229 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12231 2009-04-14 Richard Guenther <rguenther@suse.de>
12233 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12235 (verify_gimple_assign_binary): Likewise. Handle shifts and
12237 (verify_gimple_phi): Print the mismatched argument position.
12238 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12240 (vect_update_init_of_dr): Likewise.
12241 * matrix-reorg.c (transform_access_sites): Do what the
12243 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12245 2009-04-13 Michael Eager <eager@eagercon.com>
12247 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12248 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12249 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12250 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12251 remove duplicate config
12253 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12255 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12256 file_name:line_number type locator of the call site.
12258 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12260 * genautomata.c: Put blank after comma.
12261 (automaton_decls): New.
12262 (struct unit_usage): Add comments to member next.
12263 (store_alt_unit_usage): Keep the list ordered.
12264 (unit_present_on_list_p, equal_alternatives_p): New.
12265 (check_regexp_units_distribution): Check units distribution
12266 correctness correctly.
12267 (main): Don't write automata if error is found. Return correct
12270 * config/m68k/cf.md (cfv4_ds): Remove.
12271 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12272 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12274 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12275 power4-load-ext, power4-store, power4-store-update,
12276 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12277 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12278 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12279 power4-sqrt, power4-isync): Modify reservation to make correct
12280 unit distribution to automata.
12282 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12283 power5-store-update, power5-two, power5-three, power5-lmul,
12284 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12286 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12288 * except.c (pass_set_nothrow_function_flags): Set name and add
12290 (set_nothrow_function_flags): Mention in the dump file when
12291 changing a function to nothrow.
12293 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12296 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12297 instead of unsigned long.
12299 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12301 * config/arm/arm.c (return_used_this_function): Remove.
12302 (arm_output_function_prologue): Remove use of
12303 return_used_this_function.
12304 (output_return_instruction): Replace use of
12305 return_used_this_function
12306 by cfun->machine->return_used_this_function.
12307 (arm_output_epilogue): Likewise.
12308 (arm_output_function_epilogue): Likewise.
12309 (thumb_unexpanded_epilogue): Likewise.
12310 * config/arm/arm.h (struct machine_function):
12311 New member return_used_this_function.
12313 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12315 * doc/install.texi: Correct description of default directory for
12316 --with-gxx-include-dir.
12318 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12320 * fold-const.c (build_range_check): Properly deal with enumeral and
12321 boolean base types.
12323 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12325 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12326 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12327 * params.h (MAX_GCSE_PASSES): Remove.
12328 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12329 in sequence. Remove ability to run multiple passes.
12330 (bypass_jumps): Report run as third CPROP pass.
12332 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12334 PR middle-end/39651
12335 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12336 when deciding whether the whole SEQUENCE can throw.
12338 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12341 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12342 offseted label references.
12344 2009-04-11 Jan Hubicka <jh@suse.cz>
12346 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12348 2009-04-11 Richard Guenther <rguenther@suse.de>
12350 PR middle-end/39732
12351 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12352 return variables as TREE_ADDRESSABLE.
12354 2009-04-11 Richard Guenther <rguenther@suse.de>
12356 PR tree-optimization/39713
12357 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12358 reference trees have SSA_NAME operands.
12360 2009-04-11 Richard Guenther <rguenther@suse.de>
12363 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12364 address expressions.
12366 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12368 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12369 match changes in Cygwin 1.7
12370 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12371 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12373 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12375 PR tree-optimization/39701
12376 * doc/invoke.texi (Optimization Options): Document change in
12377 meaning and initialization of -fdelete-null-pointer-checks.
12379 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12381 PR middle-end/39701
12382 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12384 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12387 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12389 2009-04-10 Chao-ying Fu <fu@mips.com>
12391 * doc/tm.texi (Instruction Output): Document
12392 TARGET_ASM_FINAL_POSTSCAN_INSN.
12393 * target.h (final_postscan_insn): New field in asm_out.
12394 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12395 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12396 * final.c (final_scan_insn): Call
12397 targetm.asm_out.final_postscan_insn after outputting
12398 an asm macro and a normal instruction.
12400 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12401 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12402 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12403 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12404 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12406 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12408 PR middle-end/39701
12409 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12410 variables as non-NULL even with -fdelete-null-pointer-checks.
12412 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12414 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12416 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12419 * config/i386/i386.c (classify_argument): Handle SCmode with
12420 (bit_offset % 64) != 0.
12422 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12424 * doc/invoke.texi (Optimize Options): Add cross-reference to
12425 -Q --help=optimizers examples.
12427 2009-04-10 Ben Elliston <bje@au.ibm.com>
12430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12431 regalign for the reg == fpr and TDmode case.
12433 2009-04-09 David Ayers <ayers@fsfe.org>
12436 * objc/objc-act.c (warn_with_method): Remove helper function.
12437 (check_duplicates): Call warning and inform directly.
12438 (really_start_method): Likewise.
12440 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12442 * expmed.c (expand_divmod): Always use a comparison for a division
12443 by a large unsigned integer.
12445 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12446 for things others than variables or functions as nonzero.
12448 2009-04-09 Nick Clifton <nickc@redhat.com>
12450 * unwind-compat.c: Change copyright header to refer to version
12451 3 of the GNU General Public License with version 3.1 of the
12452 GCC Runtime Library Exception and to point readers at the
12453 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12454 * config/alpha/crtfastmath.c: Likewise.
12455 * config/alpha/linux-unwind.h: Likewise.
12456 * config/alpha/qrnnd.asm: Likewise.
12457 * config/alpha/vms-crt0-64.c: Likewise.
12458 * config/alpha/vms-crt0.c: Likewise.
12459 * config/alpha/vms-dwarf2.asm: Likewise.
12460 * config/alpha/vms-dwarf2eh.asm: Likewise.
12461 * config/alpha/vms-psxcrt0-64.c: Likewise.
12462 * config/alpha/vms-psxcrt0.c: Likewise.
12463 * config/alpha/vms_tramp.asm: Likewise.
12464 * config/arc/initfini.c: Likewise.
12465 * config/arc/lib1funcs.asm: Likewise.
12466 * config/arm/bpabi-v6m.S: Likewise.
12467 * config/arm/bpabi.S: Likewise.
12468 * config/arm/bpabi.c: Likewise.
12469 * config/arm/crti.asm: Likewise.
12470 * config/arm/crtn.asm: Likewise.
12471 * config/arm/ieee754-df.S: Likewise.
12472 * config/arm/ieee754-sf.S: Likewise.
12473 * config/arm/lib1funcs.asm: Likewise.
12474 * config/arm/libunwind.S: Likewise.
12475 * config/arm/linux-atomic.c: Likewise.
12476 * config/arm/mmintrin.h: Likewise.
12477 * config/arm/pr-support.c: Likewise.
12478 * config/arm/unaligned-funcs.c: Likewise.
12479 * config/arm/unwind-arm.c: Likewise.
12480 * config/arm/unwind-arm.h: Likewise.
12481 * config/avr/libgcc.S: Likewise.
12482 * config/bfin/crti.s: Likewise.
12483 * config/bfin/crtlibid.s: Likewise.
12484 * config/bfin/crtn.s: Likewise.
12485 * config/bfin/lib1funcs.asm: Likewise.
12486 * config/bfin/linux-unwind.h: Likewise.
12487 * config/cris/arit.c: Likewise.
12488 * config/cris/cris_abi_symbol.c: Likewise.
12489 * config/darwin-64.c: Likewise.
12490 * config/darwin-crt2.c: Likewise.
12491 * config/darwin-crt3.c: Likewise.
12492 * config/darwin.h: Likewise.
12493 * config/dbxelf.h: Likewise.
12494 * config/dfp-bit.c: Likewise.
12495 * config/dfp-bit.h: Likewise.
12496 * config/elfos.h: Likewise.
12497 * config/fixed-bit.c: Likewise.
12498 * config/fixed-bit.h: Likewise.
12499 * config/fp-bit.c: Likewise.
12500 * config/fp-bit.h: Likewise.
12501 * config/fr30/crti.asm: Likewise.
12502 * config/fr30/crtn.asm: Likewise.
12503 * config/fr30/lib1funcs.asm: Likewise.
12504 * config/freebsd-spec.h: Likewise.
12505 * config/frv/cmovd.c: Likewise.
12506 * config/frv/cmovh.c: Likewise.
12507 * config/frv/cmovw.c: Likewise.
12508 * config/frv/frvbegin.c: Likewise.
12509 * config/frv/frvend.c: Likewise.
12510 * config/frv/lib1funcs.asm: Likewise.
12511 * config/glibc-stdint.h: Likewise.
12512 * config/h8300/clzhi2.c: Likewise.
12513 * config/h8300/crti.asm: Likewise.
12514 * config/h8300/crtn.asm: Likewise.
12515 * config/h8300/ctzhi2.c: Likewise.
12516 * config/h8300/fixunssfsi.c: Likewise.
12517 * config/h8300/lib1funcs.asm: Likewise.
12518 * config/h8300/parityhi2.c: Likewise.
12519 * config/h8300/popcounthi2.c: Likewise.
12520 * config/i386/ammintrin.h: Likewise.
12521 * config/i386/att.h: Likewise.
12522 * config/i386/avxintrin.h: Likewise.
12523 * config/i386/biarch64.h: Likewise.
12524 * config/i386/bmmintrin.h: Likewise.
12525 * config/i386/cpuid.h: Likewise.
12526 * config/i386/cross-stdarg.h: Likewise.
12527 * config/i386/crtfastmath.c: Likewise.
12528 * config/i386/crtprec.c: Likewise.
12529 * config/i386/cygming-crtbegin.c: Likewise.
12530 * config/i386/cygming-crtend.c: Likewise.
12531 * config/i386/cygwin.asm: Likewise.
12532 * config/i386/emmintrin.h: Likewise.
12533 * config/i386/gmm_malloc.h: Likewise.
12534 * config/i386/gthr-win32.c: Likewise.
12535 * config/i386/i386.h: Likewise.
12536 * config/i386/immintrin.h: Likewise.
12537 * config/i386/linux-unwind.h: Likewise.
12538 * config/i386/linux64.h: Likewise.
12539 * config/i386/mm3dnow.h: Likewise.
12540 * config/i386/mmintrin-common.h: Likewise.
12541 * config/i386/mmintrin.h: Likewise.
12542 * config/i386/nmmintrin.h: Likewise.
12543 * config/i386/pmm_malloc.h: Likewise.
12544 * config/i386/pmmintrin.h: Likewise.
12545 * config/i386/smmintrin.h: Likewise.
12546 * config/i386/sol2-c1.asm: Likewise.
12547 * config/i386/sol2-ci.asm: Likewise.
12548 * config/i386/sol2-cn.asm: Likewise.
12549 * config/i386/sol2-gc1.asm: Likewise.
12550 * config/i386/tmmintrin.h: Likewise.
12551 * config/i386/unix.h: Likewise.
12552 * config/i386/w32-unwind.h: Likewise.
12553 * config/i386/wmmintrin.h: Likewise.
12554 * config/i386/x86-64.h: Likewise.
12555 * config/i386/x86intrin.h: Likewise.
12556 * config/i386/xmmintrin.h: Likewise.
12557 * config/ia64/crtbegin.asm: Likewise.
12558 * config/ia64/crtend.asm: Likewise.
12559 * config/ia64/crtfastmath.c: Likewise.
12560 * config/ia64/crti.asm: Likewise.
12561 * config/ia64/crtn.asm: Likewise.
12562 * config/ia64/fde-glibc.c: Likewise.
12563 * config/ia64/lib1funcs.asm: Likewise.
12564 * config/ia64/linux-unwind.h: Likewise.
12565 * config/ia64/quadlib.c: Likewise.
12566 * config/ia64/unwind-ia64.c: Likewise.
12567 * config/linux.h: Likewise.
12568 * config/m32c/m32c-lib1.S: Likewise.
12569 * config/m32c/m32c-lib2-trapv.c: Likewise.
12570 * config/m32c/m32c-lib2.c: Likewise.
12571 * config/m32r/initfini.c: Likewise.
12572 * config/m68hc11/larith.asm: Likewise.
12573 * config/m68hc11/m68hc11-crt0.S: Likewise.
12574 * config/m68k/cf.md: Likewise.
12575 * config/m68k/crti.s: Likewise.
12576 * config/m68k/crtn.s: Likewise.
12577 * config/m68k/lb1sf68.asm: Likewise.
12578 * config/m68k/linux-unwind.h: Likewise.
12579 * config/mcore/crti.asm: Likewise.
12580 * config/mcore/crtn.asm: Likewise.
12581 * config/mcore/lib1.asm: Likewise.
12582 * config/mips/linux-unwind.h: Likewise.
12583 * config/mips/loongson.h: Likewise.
12584 * config/mips/mips16.S: Likewise.
12585 * config/mmix/crti.asm: Likewise.
12586 * config/mmix/crtn.asm: Likewise.
12587 * config/pa/fptr.c: Likewise.
12588 * config/pa/hpux-unwind.h: Likewise.
12589 * config/pa/lib2funcs.asm: Likewise.
12590 * config/pa/linux-atomic.c: Likewise.
12591 * config/pa/linux-unwind.h: Likewise.
12592 * config/pa/milli64.S: Likewise.
12593 * config/pa/quadlib.c: Likewise.
12594 * config/pa/stublib.c: Likewise.
12595 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12596 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12597 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12598 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12599 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12600 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12601 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12602 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12603 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12604 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12605 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12606 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12607 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12608 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12609 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12610 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12611 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12612 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12613 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12614 * config/rs6000/750cl.h: Likewise.
12615 * config/rs6000/altivec.h: Likewise.
12616 * config/rs6000/biarch64.h: Likewise.
12617 * config/rs6000/crtresfpr.asm: Likewise.
12618 * config/rs6000/crtresgpr.asm: Likewise.
12619 * config/rs6000/crtresxfpr.asm: Likewise.
12620 * config/rs6000/crtresxgpr.asm: Likewise.
12621 * config/rs6000/crtsavfpr.asm: Likewise.
12622 * config/rs6000/crtsavgpr.asm: Likewise.
12623 * config/rs6000/darwin-asm.h: Likewise.
12624 * config/rs6000/darwin-fallback.c: Likewise.
12625 * config/rs6000/darwin-fpsave.asm: Likewise.
12626 * config/rs6000/darwin-ldouble.c: Likewise.
12627 * config/rs6000/darwin-tramp.asm: Likewise.
12628 * config/rs6000/darwin-unwind.h: Likewise.
12629 * config/rs6000/darwin-vecsave.asm: Likewise.
12630 * config/rs6000/darwin-world.asm: Likewise.
12631 * config/rs6000/e500crtres32gpr.asm: Likewise.
12632 * config/rs6000/e500crtres64gpr.asm: Likewise.
12633 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12634 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12635 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12636 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12637 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12638 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12639 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12640 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12641 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12642 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12643 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12644 * config/rs6000/eabi-ci.asm: Likewise.
12645 * config/rs6000/eabi-cn.asm: Likewise.
12646 * config/rs6000/eabi.asm: Likewise.
12647 * config/rs6000/linux-unwind.h: Likewise.
12648 * config/rs6000/linux64.h: Likewise.
12649 * config/rs6000/paired.h: Likewise.
12650 * config/rs6000/paired.md: Likewise.
12651 * config/rs6000/ppc64-fp.c: Likewise.
12652 * config/rs6000/ppu_intrinsics.h: Likewise.
12653 * config/rs6000/rs6000.h: Likewise.
12654 * config/rs6000/si2vmx.h: Likewise.
12655 * config/rs6000/sol-ci.asm: Likewise.
12656 * config/rs6000/sol-cn.asm: Likewise.
12657 * config/rs6000/spe.h: Likewise.
12658 * config/rs6000/spu2vmx.h: Likewise.
12659 * config/rs6000/sysv4.h: Likewise.
12660 * config/rs6000/tramp.asm: Likewise.
12661 * config/rs6000/vec_types.h: Likewise.
12662 * config/s390/linux-unwind.h: Likewise.
12663 * config/s390/tpf-unwind.h: Likewise.
12664 * config/score/crti.asm: Likewise.
12665 * config/score/crtn.asm: Likewise.
12666 * config/sh/crt1.asm: Likewise.
12667 * config/sh/crti.asm: Likewise.
12668 * config/sh/crtn.asm: Likewise.
12669 * config/sh/divtab-sh4-300.c: Likewise.
12670 * config/sh/divtab-sh4.c: Likewise.
12671 * config/sh/divtab.c: Likewise.
12672 * config/sh/lib1funcs-4-300.asm: Likewise.
12673 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12674 * config/sh/lib1funcs.asm: Likewise.
12675 * config/sh/lib1funcs.h: Likewise.
12676 * config/sh/linux-atomic.asm: Likewise.
12677 * config/sh/linux-unwind.h: Likewise.
12678 * config/sh/shmedia.h: Likewise.
12679 * config/sh/sshmedia.h: Likewise.
12680 * config/sh/ushmedia.h: Likewise.
12681 * config/sparc/crtfastmath.c: Likewise.
12682 * config/sparc/linux-unwind.h: Likewise.
12683 * config/sparc/sol2-c1.asm: Likewise.
12684 * config/sparc/sol2-ci.asm: Likewise.
12685 * config/sparc/sol2-cn.asm: Likewise.
12686 * config/spu/divmodti4.c: Likewise.
12687 * config/spu/divv2df3.c: Likewise.
12688 * config/spu/float_disf.c: Likewise.
12689 * config/spu/float_unsdidf.c: Likewise.
12690 * config/spu/float_unsdisf.c: Likewise.
12691 * config/spu/float_unssidf.c: Likewise.
12692 * config/spu/mfc_multi_tag_release.c: Likewise.
12693 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12694 * config/spu/mfc_tag_release.c: Likewise.
12695 * config/spu/mfc_tag_reserve.c: Likewise.
12696 * config/spu/mfc_tag_table.c: Likewise.
12697 * config/spu/multi3.c: Likewise.
12698 * config/spu/spu_internals.h: Likewise.
12699 * config/spu/spu_intrinsics.h: Likewise.
12700 * config/spu/spu_mfcio.h: Likewise.
12701 * config/spu/vec_types.h: Likewise.
12702 * config/spu/vmx2spu.h: Likewise.
12703 * config/stormy16/stormy16-lib2.c: Likewise.
12704 * config/svr4.h: Likewise.
12705 * config/sync.c: Likewise.
12706 * config/v850/lib1funcs.asm: Likewise.
12707 * config/vxlib-tls.c: Likewise.
12708 * config/vxlib.c: Likewise.
12709 * config/vxworks-dummy.h: Likewise.
12710 * config/xtensa/crti.asm: Likewise.
12711 * config/xtensa/crtn.asm: Likewise.
12712 * config/xtensa/ieee754-df.S: Likewise.
12713 * config/xtensa/ieee754-sf.S: Likewise.
12714 * config/xtensa/lib1funcs.asm: Likewise.
12715 * config/xtensa/lib2funcs.S: Likewise.
12716 * config/xtensa/linux-unwind.h: Likewise.
12717 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12718 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12719 * coretypes.h: Likewise.
12720 * crtstuff.c: Likewise.
12721 * defaults.h: Likewise.
12722 * dwarf2.h: Likewise.
12723 * emutls.c: Likewise.
12724 * gbl-ctors.h: Likewise.
12725 * gcov-io.h: Likewise.
12726 * ginclude/float.h: Likewise.
12727 * ginclude/iso646.h: Likewise.
12728 * ginclude/stdarg.h: Likewise.
12729 * ginclude/stdbool.h: Likewise.
12730 * ginclude/stddef.h: Likewise.
12731 * ginclude/stdfix.h: Likewise.
12732 * ginclude/stdint-gcc.h: Likewise.
12733 * ginclude/tgmath.h: Likewise.
12734 * gthr-aix.h: Likewise.
12735 * gthr-dce.h: Likewise.
12736 * gthr-gnat.c: Likewise.
12737 * gthr-gnat.h: Likewise.
12738 * gthr-lynx.h: Likewise.
12739 * gthr-mipssde.h: Likewise.
12740 * gthr-nks.h: Likewise.
12741 * gthr-posix.c: Likewise.
12742 * gthr-posix.h: Likewise.
12743 * gthr-posix95.h: Likewise.
12744 * gthr-rtems.h: Likewise.
12745 * gthr-single.h: Likewise.
12746 * gthr-solaris.h: Likewise.
12747 * gthr-tpf.h: Likewise.
12748 * gthr-vxworks.h: Likewise.
12749 * gthr-win32.h: Likewise.
12750 * gthr.h: Likewise.
12751 * libgcc2.c: Likewise.
12752 * libgcc2.h: Likewise.
12753 * libgcov.c: Likewise.
12754 * tsystem.h: Likewise.
12755 * typeclass.h: Likewise.
12756 * unwind-c.c: Likewise.
12757 * unwind-compat.h: Likewise.
12758 * unwind-dw2-fde-compat.c: Likewise.
12759 * unwind-dw2-fde-darwin.c: Likewise.
12760 * unwind-dw2-fde-glibc.c: Likewise.
12761 * unwind-dw2-fde.c: Likewise.
12762 * unwind-dw2-fde.h: Likewise.
12763 * unwind-dw2.c: Likewise.
12764 * unwind-dw2.h: Likewise.
12765 * unwind-generic.h: Likewise.
12766 * unwind-pe.h: Likewise.
12767 * unwind-sjlj.c: Likewise.
12768 * unwind.inc: Likewise.
12769 * config/arm/neon-gen.ml: Change generated copyright header to
12770 refer to version 3 of the GNU General Public License with
12771 version 3.1 of the GCC Runtime Library Exception and to point
12772 readers at the COPYING3 and COPYING3.RUNTIME files and the
12773 FSF's license web page.
12774 * config/arm/arm_neon.h: Regenerate.
12776 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12778 * config/cris/cris.md: Change copyright header to refer to version
12779 3 of the GNU General Public License.
12780 * doc/install.texi2html: Change copyright header to refer to version
12781 3 of the GNU General Public License and to point readers at the
12782 COPYING3 file and the FSF's license web page.
12783 * config/vax/linux.h: Likewise.
12785 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12787 * config/i386/i386.md (cmpcc): New.
12788 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12789 (sync_compare_and_swap_cc*): Delete.
12791 * config/s390/s390.c (s390_compare_emitted): Remove.
12792 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12793 s390_compare_emitted used to be handled. Assert that modes match.
12794 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12795 refer to sync_compare_and_swap_ccsi.
12796 * config/s390/s390.h (s390_compare_emitted): Remove.
12797 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12798 instead of s390_compare_emitted.
12799 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12800 instead of s390_compare_emitted.
12801 * config/s390/s390.md (cmpcc): New.
12802 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12803 CC_REGNUM, do not pretend it's set.
12804 (sync_compare_and_swap_cc*): Delete.
12805 * config/s390/predicates.md (cc_reg_operand): New.
12807 * expr.c (sync_compare_and_swap_cc): Delete.
12808 * optabs.h (sync_compare_and_swap_cc): Delete.
12809 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12810 is being used with can_compare_p.
12811 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12812 (find_cc_set): New.
12813 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12814 look for a MODE_CC set instead. Use emit_store_flag.
12815 (expand_compare_and_swap_loop): Likewise, with some additional
12816 complication to avoid a force_reg when useless. Use
12817 emit_cmp_and_jump_insns.
12818 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12819 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12820 sync_compare_and_swap documentation.
12822 2009-04-09 Jan Hubicka <jh@suse.cz>
12824 * except.c (find_prev_try): Break out from ....
12825 (duplicate_eh_regions): ... here; properly update prev_try pointers
12826 when duplication part of tree.
12827 (dump_eh_tree): Improve dumping.
12828 (verify_eh_region): New.
12829 (verify_eh_tree): Use it.
12831 2009-04-06 Richard Guenther <rguenther@suse.de>
12833 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12834 &ARRAY addresses by adjusting their types and prepending
12836 * tree-cfg.c (verify_gimple_assign_single): Verify that
12837 addresses are correct.
12839 2009-04-09 Richard Guenther <rguenther@suse.de>
12841 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12842 indices into an array reference if possible.
12843 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12844 Fold POINTER_PLUS_EXPR statements with invariant address.
12846 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12849 * config.gcc (powerpc64-*-linux*): Always build biarch.
12851 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12854 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12855 it and pedwarn if this results in an INTEGER_CST.
12857 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12859 * doc/install.texi: Update minimum GMP version. Remove obsolete
12860 text in MPFR section.
12862 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12864 * dwarf2out.c (class_scope_p): New static inline.
12865 (class_or_namespace_scope_p): Use it.
12866 (gen_variable_die): Use DW_TAG_member tag for static data member
12867 declarations instead of DW_TAG_variable.
12869 PR middle-end/39573
12870 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12873 2009-04-08 Richard Guenther <rguenther@suse.de>
12875 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12876 valueize random data.
12878 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12880 * config.gcc (aix tm_file): Add aix-stdint.h.
12881 (aix tm clause use_gcc_stdint): Set to wrap.
12882 * config/rs6000/aix-stdint.h: New file.
12884 2009-04-08 Richard Guenther <rguenther@suse.de>
12886 PR middle-end/36291
12887 * tree-dfa.c (add_referenced_var): Do not recurse into
12888 global initializers.
12889 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12891 (fold_const_aggregate_ref): Likewise.
12893 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12895 * recog.c (ordered_comparison_operator): New.
12896 * gensupport.c (std_preds): Add it.
12897 * doc/md.texi (Machine-Independent Predicates): Document it.
12899 2009-04-08 Jan Hubicka <jh@suse.cz>
12901 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12902 * function.h (rtl_eh): Remove exception_handler_label_map.
12903 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12904 remove_exception_handler_label, for_each_eh_label_1): Remove.
12905 (rtl_remove_unreachable_regions): Remove.
12906 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12907 (find_exception_handler_labels): Don't build the hashtable.
12908 (maybe_remove_eh_handler): Remove.
12909 (for_each_eh_label): Rewrite to walk the tree.
12910 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12911 * except.h (maybe_remove_eh_handler): Remove.
12912 * passes.c (init_optimization_passes): Schedule second EH cleanup
12914 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12915 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12917 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12919 * genoutput.c (validate_optab_operands): New.
12920 (gen_insn, gen_expand): Call it.
12922 * genflags.c (gen_insn): Detect misused iterators.
12923 (main): Pass line_no to gen_insn, exit with status 1 on error.
12925 * genextract.c (line_no): Make global.
12926 (VEC_safe_set_locstr): Change assertion to error message.
12927 (main): Exit with status 1 on error.
12929 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12933 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12934 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12935 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12936 * c-convert.c (convert): Do not call fold on results of conversion
12937 functions when the result is a C_MAYBE_CONST_EXPR.
12938 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12939 of __builtin_choose_expr.
12940 * c-typeck.c (remove_c_maybe_const_expr): New.
12941 (build_unary_op, build_conditional_expr, build_compound_expr,
12942 build_binary_op, c_objc_common_truthvalue_conversion): Call
12943 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12946 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12948 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12949 CODE to produce a new one. Add a prototype to use fold_convert_const
12951 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12954 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12955 mix declarations and code.
12957 2009-04-08 Ben Elliston <bje@au.ibm.com>
12959 * gcc.c: Replace `CC' with `GCC' throughout.
12961 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12963 * doc/invoke.texi: Document Atom support.
12965 2009-04-07 Jason Merrill <jason@redhat.com>
12968 * c-common.h, c-common.c: Add flag_pretty_templates.
12969 * c-opts.c (c_common_handle_option): Set it.
12970 * c.opt: Add -fno-pretty-templates.
12971 * doc/invoke.texi (C++ Dialect Options): Likewise.
12973 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12975 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12976 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12977 (ia64_expand_builtin): Likewise.
12979 2009-04-07 Martin Jambor <mjambor@suse.cz>
12981 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12982 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12983 ADDR_EXPRS are include too.
12985 2009-04-07 Richard Guenther <rguenther@suse.de>
12987 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12988 decls are only used if passes as parameters or if they are
12989 local statics and the call is not to a builtin.
12990 (call_may_clobber_ref_p_1): Likewise.
12992 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12994 * expr.c (do_store_flag): Remove last argument. Simplify code
12995 to avoid duplication of tests already done by can_compare_p.
12996 (expand_expr_real_1): Adjust caller.
12998 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13000 * optabs.c (can_compare_p): Test the predicate of a
13001 cbranch and cstore pattern.
13003 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13005 * expr.c (convert_move): Use emit_store_flag instead of
13008 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13010 * config/i386/i386.c (ix86_compare_emitted): Remove.
13011 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13012 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13013 * config/i386/i386.h (ix86_compare_emitted): Remove.
13014 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13015 instead of ix86_compare_emitted.
13016 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13018 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13020 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13021 Add t-sysroot-suffix to tmake_file.
13022 * config/print-sysroot-suffix.sh: New file.
13023 * config/t-sysroot-suffix: New file.
13025 2009-04-07 Ben Elliston <bje@au.ibm.com>
13027 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13028 as the latter produces a warning when the target does not support
13031 2009-04-07 Ben Elliston <bje@au.ibm.com>
13033 * dfp.c: Replace type punning assignments with memcpy throughout.
13034 * Makefile.in (dfp.o-warn): Remove.
13036 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13039 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13040 Include soft-fp/t-softfp after rs6000/t-linux64.
13042 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13044 * stor-layout.c (set_sizetype): Use the full precision of their
13045 machine mode for bitsize types.
13047 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13049 * config/i386/i386.md: Revert 2 accidental checkins.
13051 2009-04-06 Joey Ye <joey.ye@intel.com>
13052 Xuepeng Guo <xuepeng.guo@intel.com>
13053 H.J. Lu <hongjiu.lu@intel.com>
13055 Atom pipeline model, tuning and insn selection.
13056 * config.gcc (atom): Add atom config options and target.
13058 * config/i386/atom.md: New.
13060 * config/i386/i386.c (atom_cost): New cost.
13061 (m_ATOM): New macro flag.
13062 (initial_ix86_tune_features): Set m_ATOM.
13063 (x86_accumulate_outgoing_args): Likewise.
13064 (x86_arch_always_fancy_math_387): Likewise.
13065 (processor_target): Add Atom cost.
13066 (cpu_names): Add Atom cpu name.
13067 (override_options): Set Atom ISA.
13068 (ix86_issue_rate): New case PROCESSOR_ATOM.
13069 (ix86_adjust_cost): Likewise.
13071 * config/i386/i386.h (TARGET_ATOM): New target macro.
13072 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13073 (TARGET_OPT_AGU): New target option.
13074 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13075 (processor_type): Add PROCESSOR_ATOM.
13077 * config/i386/i386.md (cpu): Add new value "atom".
13078 (use_carry, movu): New attr.
13079 (atom.md): Include atom.md.
13080 (adddi3_carry_rex64): Set attr "use_carry".
13081 (addqi3_carry): Likewise.
13082 (addhi3_carry): Likewise.
13083 (addsi3_carry): Likewise.
13084 (*addsi3_carry_zext): Likewise.
13085 (subdi3_carry_rex64): Likewise.
13086 (subqi3_carry): Likewise.
13087 (subhi3_carry): Likewise.
13088 (subsi3_carry): Likewise.
13089 (x86_movdicc_0_m1_rex64): Likewise.
13090 (*x86_movdicc_0_m1_se): Likewise.
13091 (x86_movsicc_0_m1): Likewise.
13092 (*x86_movsicc_0_m1_se): Likewise.
13093 (*adddi_1_rex64): Emit add insn as much as possible.
13094 (*addsi_1): Likewise.
13095 (return_internal): Set atom_unit.
13096 (return_internal_long): Likewise.
13097 (return_pop_internal): Likewise.
13098 (*rcpsf2_sse): Set atom_sse_attr attr.
13099 (*qrt<mode>2_sse): Likewise.
13100 (*prefetch_sse): Likewise.
13102 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13104 (ix86_target_macros_internal): Likewise.
13106 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13107 (*prefetch_sse_rex): Likewise.
13108 (sse_rcpv4sf2): Likewise.
13109 (sse_vmrcpv4sf2): Likewise.
13110 (sse_sqrtv4sf2): Likewise.
13111 (<sse>_vmsqrt<mode>2): Likewise.
13112 (sse_ldmxcsr): Likewise.
13113 (sse_stmxcsr): Likewise.
13114 (*sse_sfence): Likewise.
13115 (sse2_clflush): Likewise.
13116 (*sse2_mfence): Likewise.
13117 (*sse2_lfence): Likewise.
13118 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13119 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13120 (avx_movdqu<avxmodesuffix>): Likewise.
13121 (avx_lddqu<avxmodesuffix>): Likewise.
13122 (sse2_movntv2di): Change attr "type" to "ssemov".
13123 (sse2_movntsi): Likewise.
13124 (rsqrtv8sf2): Change attr "type" to "sseadd".
13125 (sse3_addsubv2df3): Set attr "atom_unit".
13126 (sse3_h<plusminus_insn>v4sf3): Likewise.
13127 (*sse2_pmaddwd): Likewise.
13128 (*vec_extractv2di_1_rex64): Likewise.
13129 (*vec_extractv2di_1_avx): Likewise.
13130 (sse2_psadbw): Likewise.
13131 (ssse3_phaddwv8hi3): Likewise.
13132 (ssse3_phaddwv4hi3): Likewise.
13133 (ssse3_phadddv4si3): Likewise.
13134 (ssse3_phadddv2si3): Likewise.
13135 (ssse3_phaddswv8hi3): Likewise.
13136 (ssse3_phaddswv4hi3): Likewise.
13137 (ssse3_phsubwv8hi3): Likewise.
13138 (ssse3_phsubwv4hi3): Likewise.
13139 (ssse3_phsubdv4si3): Likewise.
13140 (ssse3_phsubdv2si3): Likewise.
13141 (ssse3_phsubswv8hi3): Likewise.
13142 (ssse3_phsubswv4hi3): Likewise.
13143 (ssse3_pmaddubsw128): Likewise.
13144 (sse3_pmaddubsw: Likewise.
13145 (ssse3_palignrti): Likewise.
13146 (ssse3_palignrdi): Likewise.
13148 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13150 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13152 2009-04-06 Richard Guenther <rguenther@suse.de>
13154 PR tree-optimization/28868
13155 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13156 of which PHI results we inserted.
13157 (insert_into_preds_of_block): Record inserted PHIs.
13158 (eliminate): Eliminate redundant PHI nodes.
13159 (init_pre): Init inserted_phi_names.
13161 2009-04-06 Richard Guenther <rguenther@suse.de>
13163 PR tree-optimization/39643
13164 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13165 IMAGPART_EXPRs of complex constants.
13166 (execute_fold_all_builtins): If we folded a call queue
13167 TODO_update_address_taken.
13169 2009-04-06 Jan Hubicka <jh@suse.cz>
13171 PR middle-end/39659
13172 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13175 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13177 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13179 (ic_invalidate_array): Likewise.
13181 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13183 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13184 alignment for library calls.
13186 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13188 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13189 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13190 * config/i386/mingw-stdint.h: New file.
13192 2009-04-05 Richard Guenther <rguenther@suse.de>
13194 PR tree-optimization/39648
13195 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13196 our &A vs. &A[0] IL deficiencies.
13198 2009-04-04 Jan Hubicka <jh@suse.cz>
13200 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13201 removed toplevel regions.
13202 (sjlj_mark_call_sites): Likewise.
13204 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13206 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13207 (cygwin tm clause use_gcc_stdint): Set to wrap.
13208 * config/i386/cygwin-stdint.h: New file.
13210 2009-04-04 Richard Guenther <rguenther@suse.de>
13212 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13213 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13214 single-argument PHIs if we are in loop-closed SSA form.
13215 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13216 for the pre-condition.
13217 (slpeel_tree_peel_loop_to_edge): Likewise.
13218 (vect_build_loop_niters): Take an optional sequence to append stmts.
13219 (vect_generate_tmps_on_preheader): Likewise.
13220 (vect_do_peeling_for_loop_bound): Take extra guards for the
13222 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13223 the cost model check.
13224 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13225 guards if we are going to peel. Do not apply versioning in that case.
13226 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13227 (vect_do_peeling_for_loop_bound): Likewise.
13228 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13229 loop bound only record extra pre-conditions, do not apply loop
13232 2009-04-04 Richard Guenther <rguenther@suse.de>
13234 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13237 2009-04-04 Jan Hubicka <jh@suse.cz>
13239 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13240 last_basic_block for size of bb->index indexed array.
13241 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13242 compute_out, link_btr_uses, build_btr_def_use_webs,
13243 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13245 2009-04-04 Jan Hubicka <jh@suse.cz>
13247 * except.c (remove_eh_handler_and_replace): Break out from ...
13248 (remove_eh_handler): ... here.
13249 (bring_to_root): New function.
13250 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13251 handled ones, bring others to root of tree.
13253 2009-04-04 Jan Hubicka <jh@suse.cz>
13255 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13256 (all_phis_safe_to_merge): New function.
13257 (update_info): New structure.
13258 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13259 (cleanup_empty_eh): Update SSA if possible.
13261 2009-04-04 Richard Guenther <rguenther@suse.de>
13263 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13264 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13265 (append_vuse): Likewise.
13267 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13269 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13270 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13271 instead of REG_UNSAVED for DW_CFA_undefined.
13272 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13273 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13276 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13279 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13280 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13281 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13283 2009-04-04 Richard Guenther <rguenther@suse.de>
13285 PR tree-optimization/8781
13286 PR tree-optimization/37892
13287 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13288 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13289 (valueize_refs): Call it for *& valueizations.
13290 (shared_reference_ops_from_ref): Rename to ...
13291 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13292 (shared_reference_ops_from_call): Rename to ...
13293 (valueize_shared_reference_ops_from_call): ... this and valueize.
13294 (vn_reference_lookup): Update.
13295 (visit_reference_op_call): Likewise.
13296 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13297 (eliminate): Value-replace the call address in call statements.
13299 2009-04-04 Richard Guenther <rguenther@suse.de>
13301 PR tree-optimization/39636
13302 * tree-ssa-forwprop.c
13303 (forward_propagate_addr_into_variable_array_index): Check for
13304 GIMPLE_ASSIGN before accessing the rhs code.
13306 2009-04-03 Jason Merrill <jason@redhat.com>
13308 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13310 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13312 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13313 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13314 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13315 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13316 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13317 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13318 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13319 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13320 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13321 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13322 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13323 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13324 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13325 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13326 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13327 Use fr_reg_or_fp01_operand instead of fr_register_operand
13329 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13330 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13331 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13333 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13335 PR rtl-optimization/39607
13336 PR rtl-optimization/39631
13340 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13341 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13342 instead of DF_LR_OUT.
13343 * ira-lives.c (process_bb_node_lives): Ditto.
13344 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13345 instead of DF_LR_{OUT,IN}.
13346 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13347 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13349 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13351 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13352 (execute_lower_omp): Always run but take the short way out if -fopenmp
13354 (gate_lower_omp): Remove, forcing the pass manager to always run the
13355 pass and always set PROP_gimple_lomp.
13356 (pass_lower_omp): Remove gate function.
13357 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13358 PROP_trees. Instead, require it.
13359 * ipa-cp.c (pass_ipa_cp): Likewise.
13360 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13361 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13362 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13363 and PROP_gimple_leh.
13365 2009-04-03 Richard Guenther <rguenther@suse.de>
13367 PR middle-end/13146
13368 PR tree-optimization/23940
13369 PR tree-optimization/33237
13370 PR middle-end/33974
13371 PR middle-end/34093
13372 PR tree-optimization/36201
13373 PR tree-optimization/36230
13374 PR tree-optimization/38049
13375 PR tree-optimization/38207
13376 PR tree-optimization/38230
13377 PR tree-optimization/38301
13378 PR tree-optimization/38585
13379 PR middle-end/38895
13380 PR tree-optimization/38985
13381 PR tree-optimization/39299
13382 * tree-ssa-structalias.h: Remove.
13383 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13384 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13385 (struct vuse_element_d): Remove.
13386 (struct vuse_vec_d): Likewise.
13387 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13388 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13389 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13390 VUSE_ELEMENT_VAR): Likewise.
13391 (struct voptype_d): Likewise.
13392 (NUM_VOP_FREE_BUCKETS): Likewise.
13393 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13394 (struct stmt_operands_d): Remove.
13395 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13396 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13397 VDEF_NUM, VDEF_VECT): Likewise.
13398 (copy_virtual_operands): Remove.
13399 (operand_build_cmp): Likewise.
13400 (create_ssa_artificial_load_stmt): Likewise.
13401 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13402 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13403 vuse_index and mayuse_index members. Pack and move done and iter_type
13404 members to the front.
13405 (SSA_OP_VMAYUSE): Remove.
13406 (SSA_OP_VIRTUAL_USES): Adjust.
13407 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13408 (unlink_stmt_vdef): Declare.
13409 (add_to_addressable_set): Remove.
13410 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13411 (vrp_visit_stmt): Likewise.
13412 * doc/tree-ssa.texi (Alias analysis): Update.
13413 * doc/invoke.texi (max-aliased-vops): Remove docs.
13414 (avg-aliased-vops): Likewise.
13415 * tree-into-ssa.c (syms_to_rename): Remove.
13416 (need_to_update_vops_p): Likewise.
13417 (need_to_initialize_update_ssa_p): Rename to ...
13418 (update_ssa_initialized_fn): ... this. Track function we are
13420 (symbol_marked_for_renaming): Simplify.
13421 (add_new_name_mapping): Do not set need_to_update_vops_p.
13422 (dump_currdefs): Use SYMS_TO_RENAME.
13423 (rewrite_update_stmt): Always walk all uses/defs.
13424 (dump_update_ssa): Adjust.
13425 (init_update_ssa): Take function argument. Track what we are
13427 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13428 (create_new_def_for): Initialize for cfun, assert we are initialized
13430 (mark_sym_for_renaming): Simplify.
13431 (mark_set_for_renaming): Do not initialize update-ssa.
13432 (need_ssa_update_p): Simplify. Take function argument.
13433 (name_mappings_registered_p): Assert we ask for the correct function.
13434 (name_registered_for_update_p): Likewise.
13435 (ssa_names_to_replace): Likewise.
13436 (release_ssa_name_after_update_ssa): Likewise.
13437 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13438 (dump_decl_set): Do not print a newline.
13439 (debug_decl_set): Do it here.
13440 (dump_update_ssa): And here.
13441 * tree-ssa-loop-im.c (move_computations): Adjust.
13442 (movement_possibility): Likewise.
13443 (determine_max_movement): Likewise.
13444 (gather_mem_refs_stmt): Likewise.
13445 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13446 or NAME_MEMORY_TAG.
13447 * tree-complex.c (update_all_vops): Remove.
13448 (expand_complex_move): Adjust.
13449 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13450 Simplify test for memory referencing statement. Exclude
13451 non-invariant ADDR_EXPRs.
13452 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13453 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13454 (rdg_flag_uses): Likewise.
13455 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13457 (tree_optimize_tail_calls_1): Also split the
13458 edge from the entry block if we have degenerate PHI nodes in
13459 the first basic block.
13460 * tree.c (init_ttree): Remove memory-tag related code.
13461 (tree_code_size): Likewise.
13462 (tree_node_structure): Likewise.
13463 (build7_stat): Re-write to be build6_stat.
13464 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13465 (SSA_VAR_P): Adjust.
13466 (struct tree_memory_tag): Remove.
13467 (struct tree_memory_partition_tag): Likewise.
13468 (union tree_node): Adjust.
13469 (build7): Re-write to be build6.
13470 * tree-pass.h (pass_reset_cc_flags): Remove.
13471 (TODO_update_address_taken): New flag.
13472 (pass_simple_dse): Remove.
13473 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13474 * params.h (MAX_ALIASED_VOPS): Remove.
13475 (AVG_ALIASED_VOPS): Likewise.
13476 * omp-low.c (expand_omp_taskreg): Update SSA form.
13477 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13478 aliases the lhs in a copy stmt.
13479 * tree-ssa-dse.c (struct address_walk_data): Remove.
13480 (memory_ssa_name_same): Likewise.
13481 (memory_address_same): Likewise.
13482 (get_kill_of_stmt_lhs): Likewise.
13483 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13484 unused stores. Look through PHI nodes into post-dominated regions.
13485 (dse_optimize_stmt): Simplify. Properly remove stores.
13486 (tree_ssa_dse): Compute dominators.
13487 (execute_simple_dse): Remove.
13488 (pass_simple_dse): Likewise.
13489 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13490 gimple_loaded_syms and gimple_stored_syms computation.
13491 * toplev.c (dump_memory_report): Dump alias and pta stats.
13492 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13493 (vn_reference_eq): Likewise.
13494 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13495 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13496 valueize_vuses): Remove.
13497 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13498 (get_def_ref_stmt_vuse): ... this.
13499 (vn_reference_lookup_2): New function.
13500 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13501 walking equivalent vuses. Simplify.
13502 (vn_reference_lookup): Likewise.
13503 (vn_reference_insert): Likewise.
13504 (vn_reference_insert_pieces): Likewise.
13505 (visit_reference_op_call): Simplify.
13506 (visit_reference_op_load): Likewise.
13507 (visit_reference_op_store): Likewise.
13508 (init_scc_vn): Remove shared_lookup_vuses initialization.
13509 (free_scc_vn): Remove shared_lookup_vuses freeing.
13510 (sort_vuses, sort_vuses_heap): Remove.
13511 (get_ref_from_reference_ops): Export.
13512 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13513 vector with single vuse pointer.
13514 (vn_reference_lookup_pieces, vn_reference_lookup,
13515 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13516 (shared_vuses_from_stmt): Remove.
13517 (get_ref_from_reference_ops): Declare.
13518 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13519 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13520 memory-tag related code.
13521 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13522 (likely_value): Add comment, skip static-chain of call statements.
13523 (surely_varying_stmt_p): Adjust.
13524 (gimplify_and_update_call_from_tree): Likewise.
13525 (execute_fold_all_builtins): Do not rebuild alias info.
13526 (gimplify_and_update_call_from_tree): Properly update VOPs.
13527 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13528 (copy_ref_info): Remove memory-tag related code.
13529 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13530 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13531 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13533 * tree-ssa-dom.c (gimple_p): Remove typedef.
13534 (eliminate_redundant_computations): Adjust.
13535 (record_equivalences_from_stmt): Likewise.
13536 (avail_expr_hash): Likewise.
13537 (avail_expr_eq): Likewise.
13538 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13539 (stmt_makes_single_load): Likewise.
13540 (stmt_makes_single_store): Likewise.
13541 * tree-ssa-alias.c: Rewrite completely.
13542 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13543 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13544 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13545 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13546 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13547 Remove public functions.
13548 (pass_reset_cc_flags): Remove.
13549 (pass_build_alias): Move ...
13550 * tree-ssa-structalias.c (pass_build_alias): ... here.
13551 * tree-ssa-alias.c (may_be_aliased): Move ...
13552 * tree-flow-inline.h (may_be_aliased): ... here.
13553 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13554 count_uses_and_derefs): Move ...
13555 * gimple.c: ... here.
13556 * gimple.h (count_uses_and_derefs): Declare.
13557 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13558 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13559 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13560 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13561 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13562 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13563 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13565 * tree-dfa.c (refs_may_alias_p): Move ...
13566 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13567 * tree-ssa-alias.h: New file.
13568 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13569 (statement_sink_location): Likewise.
13570 * opts.c (decode_options): Do not adjust max-aliased-vops or
13571 avg-aliased-vops values.
13572 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13573 (TV_CALL_CLOBBER): Likewise.
13574 (TV_FLOW_SENSITIVE): Likewise.
13575 (TV_FLOW_INSENSITIVE): Likewise.
13576 (TV_MEMORY_PARTITIONING): Likewise.
13577 (TV_ALIAS_STMT_WALK): New timevar.
13578 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13579 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13580 (get_address_description): Remove memory-tag related code.
13581 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13582 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13583 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13584 and immediate uses in statements. Document.
13585 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13586 (dump_symbols): Remove.
13587 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13588 * alias.c (get_deref_alias_set): New function split out from ...
13589 (get_alias_set): ... here.
13590 * alias.h (get_deref_alias_set): Declare.
13591 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13592 type parameter. Remove restrict pointer handling. Create a
13593 ref-all pointer in case type-based alias sets do not conflict.
13594 (vect_analyze_data_refs): Remove SMT related code.
13595 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13596 (vectorizable_load): Likewise.
13597 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13598 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13599 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13600 Ignore vops and SMTs.
13601 (dr_analyze_alias): Likewise..
13602 (free_data_ref): Likewise.
13603 (create_data_ref): Likewise.
13604 (analyze_all_data_dependences): Likewise.
13605 (get_references_in_stmt): Adjust.
13606 * tree-flow-inline.h (gimple_aliases_computed_p,
13607 gimple_addressable_vars, gimple_call_clobbered_vars,
13608 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13609 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13610 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13611 gimple_mem_ref_stats): Remove.
13612 (gimple_vop): New function.
13613 (op_iter_next_use): Remove vuses and mayuses cases.
13614 (op_iter_next_def): Remove vdefs case.
13615 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13616 (clear_and_done_ssa_iter): Do not set removed fields.
13617 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13618 Assert we are not iterating over vuses or vdefs if not also
13619 iterating over uses or defs.
13620 (op_iter_init_use): Likewise.
13621 (op_iter_init_def): Likewise.
13622 (op_iter_next_vdef): Remove.
13623 (op_iter_next_mustdef): Likewise.
13624 (op_iter_init_vdef): Likewise.
13625 (compare_ssa_operands_equal): Likewise.
13626 (link_use_stmts_after): Handle vuse operand.
13627 (is_call_used): Use is_call_clobbered.
13628 (is_call_clobbered): Global variables are always call clobbered,
13629 query the call-clobbers bitmap.
13630 (mark_call_clobbered): Ignore global variables.
13631 (clear_call_clobbered): Likewise.
13632 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13633 virtual operands sanity check.
13634 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13636 (TARGET_MEM_REF): Remove TMR_TAG operand.
13637 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13638 Remove call-clobber related code.
13639 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13640 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13641 partitions or escape reason.
13642 (get_single_def_stmt, get_single_def_stmt_from_phi,
13643 get_single_def_stmt_with_phi): Remove.
13644 (dump_referenced_vars): Tidy.
13645 (get_ref_base_and_extent): Allow bare decls.
13646 (collect_dfa_stats): Adjust.
13647 * graphite.c (rename_variables_in_stmt): Adjust.
13648 (graphite_copy_stmts_from_block): Likewise.
13649 (translate_clast): Likewise.
13650 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13652 (translate_vuse_through_block): Use the oracle.
13653 (phi_translate_1): Adjust.
13654 (value_dies_in_block_x): Use the oracle. Cache the outcome
13656 (valid_in_sets): Check if the VUSE for
13657 a REFERENCE is available.
13658 (eliminate): Do not remove stmts during elimination,
13659 instead queue and remove them afterwards.
13660 (do_pre): Do not rebuild alias info.
13661 (pass_pre): Run TODO_rebuild_alias before PRE.
13662 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13663 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13664 (mark_all_v_defs_stmt): Remove.
13665 (mark_all_v_defs_seq): Adjust.
13666 (sra_replace): Likewise.
13667 (scalarize_use): Likewise.
13668 (scalarize_copy): Likewise.
13669 (scalarize_init): Likewise.
13670 (scalarize_ldst): Likewise.
13671 (todoflags): Remove.
13672 (tree_sra): Do not rebuild alias info.
13673 (tree_sra_early): Adjust.
13674 (pass_sra): Run TODO_update_address_taken before SRA.
13675 * tree-predcom.c (set_alias_info): Remove.
13676 (prepare_initializers_chain): Do not call it.
13677 (mark_virtual_ops_for_renaming): Adjust.
13678 (mark_virtual_ops_for_renaming_list): Remove.
13679 (initialize_root_vars): Adjust.
13680 (initialize_root_vars_lm): Likewise.
13681 (prepare_initializers_chain): Likewise.
13682 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13683 (may_propagate_copy_into_stmt): Likewise.
13684 (merge_alias_info): Do nothing for now.
13685 (propagate_tree_value_into_stmt): Adjust.
13686 (stmt_may_generate_copy): Likewise.
13687 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13688 not mark symbols for renaming.
13689 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13690 with the same statement, make sure to update the new pointed-to one.
13691 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13692 call statements, do not mark symbols for renaming.
13693 (mark_operand_necessary): Dump something.
13694 (ref_may_be_aliased): New function.
13695 (mark_aliased_reaching_defs_necessary_1): New helper function.
13696 (mark_aliased_reaching_defs_necessary): Likewise.
13697 (mark_all_reaching_defs_necessary_1): Likewise.
13698 (mark_all_reaching_defs_necessary): Likewise.
13699 (propagate_necessity): Do not process virtual PHIs. For
13700 non-aliased loads mark all reaching definitions as necessary.
13701 For aliased loads and stores mark the immediate dominating
13702 aliased clobbers as necessary.
13703 (visited): New global static.
13704 (perform_tree_ssa_dce): Free visited bitmap after propagating
13706 (remove_dead_phis): Perform simple dead virtual PHI removal.
13707 (remove_dead_stmt): Properly unlink virtual operands when
13709 (eliminate_unnecessary_stmts): Schedule PHI removal after
13711 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13712 (process_replaceable): Likewise.
13713 (find_replaceable_in_bb): Likewise.
13714 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13715 based on the single gimple vop.
13716 (verify_flow_insensitive_alias_info): Remove.
13717 (verify_flow_sensitive_alias_info): Likewise.
13718 (verify_call_clobbering): Likewise.
13719 (verify_memory_partitions): Likewise.
13720 (verify_alias_info): Likewise.
13721 (verify_ssa): Adjust..
13722 (execute_update_addresses_taken): Export. Update SSA
13723 manually. Optimize only when optimizing. Use a local bitmap.
13724 (pass_update_address_taken): Remove TODO_update_ssa, add
13726 (pass_update_address_taken): Just use TODO_update_address_taken.
13727 (init_tree_ssa): Do not initialize addressable_vars.
13728 (verify_ssa): Verify new VUSE / VDEF properties.
13729 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13730 Do not call verify_alias_info.
13731 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13732 Do not free the loaded and stored syms bitmaps. Reset the escaped
13733 and callused solutions. Do not free addressable_vars.
13734 Remove memory-tag related code.
13735 (warn_uninitialized_var): Aliases are always available.
13736 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13737 * lambda-code.c (can_put_in_inner_loop): Adjust.
13738 (can_put_after_inner_loop): Likewise.
13739 (perfect_nestify): Likewise.
13740 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13741 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13742 (vectorizable_conversion): Do not mark symbols for renaming.
13743 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13744 (expand_call_inline): Unlink the calls virtual operands before
13746 (tree_function_versioning): Do not call update_ssa if we are not
13747 updating clones. Simplify.
13748 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13749 (propagate_with_phi): Likewise..
13750 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13751 clobber code. Assert we are not aliased or global.
13752 * tree-flow.h: Include tree-ssa-alias.h
13753 (enum escape_type): Remove.
13754 (struct mem_sym_stats_d): Likewise.
13755 (struct mem_ref_stats_d): Likewise.
13756 (struct gimple_df): Add vop member. Remove global_var,
13757 call_clobbered_vars, call_used_vars, addressable_vars,
13758 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13759 escaped and callused members.
13760 (struct ptr_info_def): Remove all members, add points-to solution
13762 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13763 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13764 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13765 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13766 (tree-ssa-alias.o): Likewise.
13767 (toplev.o): Add tree-ssa-alias.h
13768 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13769 * gimple.c (gimple_set_bb): Fix off-by-one error.
13770 (is_gimple_reg): Do not handle memory tags.
13771 (gimple_copy): Also copy virtual operands.
13772 Delay updating the statement. Do not reset loaded and stored syms.
13773 (gimple_set_stored_syms): Remove.
13774 (gimple_set_loaded_syms): Likewise.
13775 (gimple_call_copy_skip_args): Copy the virtual operands
13776 and mark the new statement modified.
13777 * tree-ssa-structalias.c (may_alias_p): Remove.
13778 (set_uids_in_ptset): Take the alias set to prune with as
13779 parameter. Fold in the alias test of may_alias_p.
13780 (compute_points_to_sets): Compute whether a ptr is dereferenced
13781 in a local sbitmap.
13782 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13783 other ADDRESSOF constraints on the lhs.
13784 (get_constraint_for_component_ref): Assert that we don't get
13785 ADDRESSOF constraints from the base of the reference.
13786 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13787 (struct variable_info): Remove collapsed_to member.
13788 (get_varinfo_fc): Remove.
13789 (new_var_info): Do not set collapsed_to.
13790 (dump_constraint): Do not follow cycles.
13791 (dump_constraint_graph): Likewise.
13792 (build_pred_graph): Likewise.
13793 (build_succ_graph): Likewise.
13794 (rewrite_constraints): Likewise.
13795 (do_simple_structure_copy): Remove.
13796 (do_rhs_deref_structure_copy): Remove.
13797 (do_lhs_deref_structure_copy): Remove.
13798 (collapse_rest_of_var): Remove.
13799 (do_structure_copy): Re-implement.
13800 (pta_stats): New global variable.
13801 (dump_pta_stats): New function.
13802 (struct constraint_expr): Make offset signed.
13803 (UNKNOWN_OFFSET): Define special value.
13804 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13805 (solution_set_expand): New helper function split out from ...
13806 (do_sd_constraint): ... here.
13807 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13808 (do_ds_constraint): Likewise.
13809 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13810 and CALLUSED = *CALLUSED.
13811 (set_union_with_increment): Make inc argument signed.
13812 (type_safe): Remove.
13813 (get_constraint_for_ptr_offset): Handle unknown and negative
13815 (first_vi_for_offset): Handle offsets before start. Bail
13816 out early for offsets beyond the variable extent.
13817 (first_or_preceding_vi_for_offset): New function.
13818 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13819 Together with ESCAPED = *ESCAPED this properly computes reachability.
13820 (find_what_var_points_to): New function.
13821 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13822 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13823 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13824 pt_solutions_intersect): New functions.
13825 (compute_call_used_vars): Remove.
13826 (compute_may_aliases): New main entry into PTA computation.
13827 * gimple.h (gimple_p): New typedef.
13828 (struct gimple_statement_base): Remove references_memory_p.
13829 (struct gimple_statement_with_memory_ops_base): Remove
13830 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13832 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13833 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13834 gimple_set_references_memory): Remove.
13835 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13836 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13838 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13839 (verify_expr): Allow RESULT_DECL.
13840 (gimple_duplicate_bb): Do not copy virtual operands.
13841 (gimple_duplicate_sese_region): Adjust.
13842 (gimple_duplicate_sese_tail): Likewise.
13843 (mark_virtual_ops_in_region): Remove.
13844 (move_sese_region_to_fn): Do not call it.
13845 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13846 and pass_simple_dse.
13847 (execute_function_todo): Handle TODO_update_address_taken,
13848 call execute_update_addresses_taken for TODO_rebuild_alias.
13849 (execute_todo): Adjust.
13850 (execute_one_pass): Init dump files early.
13851 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13853 (create_general_new_stmt): Clear vops.
13854 * tree-ssa-reassoc.c (get_rank): Adjust.
13855 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13856 symbols for renaming.
13857 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13858 (PARAM_AVG_ALIASED_VOPS): Likewise.
13859 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13860 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13861 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13862 (operand_build_cmp, copy_virtual_operands,
13863 create_ssa_artificial_load_stmt, add_to_addressable_set,
13864 gimple_add_to_addresses_taken): Remove public functions.
13865 (unlink_stmt_vdef): New function.
13867 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13869 * config.gcc (powerpc-*-linux*): Merge variants.
13871 2009-04-02 Chao-ying Fu <fu@mips.com>
13872 James Grosbach <james.grosbach@microchip.com>
13874 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13875 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13877 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13878 keep_interrupts_masked_p, use_debug_exception_return_p.
13879 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13880 keep_interrupts_masked, use_debug_exception_return.
13881 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13882 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13884 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13885 (mips_print_operand): Process COP0 registers to print $0 .. $31
13886 correctly for GAS to process.
13887 (mips_interrupt_extra_call_saved_reg_p): New function.
13888 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13890 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13891 (mips_compute_frame_info): Add supports for interrupt context that
13892 includes doubleword accumulators and COP0 registers.
13893 (mips_for_each_saved_acc): New function.
13894 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13895 mips_for_each_saved_reg.
13896 (mips_save_reg): Save accumulators.
13897 (mips_kernel_reg_p): A new for_each_rtx callback.
13898 (mips_expand_prologue): Support interrupt handlers.
13899 (mips_restore_reg): Restore accumulators.
13900 (mips_expand_epilogue): Support interrupt handlers.
13901 (mips_can_use_return_insn): Return false for interrupt handlers.
13902 (mips_epilogue_uses): New function.
13903 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13904 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13905 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13906 cop0_move): New instructions.
13907 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13908 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13910 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13912 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13913 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13914 interrupt handlers, we use K0 as the temporary register.
13915 (EPILOGUE_USES): Change to a function call.
13916 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13917 handlers, we use K0 as the temporary register.
13919 * doc/extend.texi (Function Attributes): Document interrupt,
13920 use_shadow_register_set, keep_interrupts_masked,
13921 use_debug_exception_return for MIPS attributes.
13923 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13925 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13926 Remove a number of t-files from tmake_file.
13927 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13928 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13929 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13930 target_prototype, not TARGET_PROTOTYPE.
13931 (LINK_OS_GNU_SPEC): Define.
13932 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13933 and darwin-ldoubdle.c.
13935 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13938 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13939 (cpp_options): Ditto.
13940 (default_compilers): Ditto.
13941 (display_help): Ditto.
13942 (process_command): Ditto.
13943 (do_spec_1): Ditto.
13944 (set_input): Use lbasename instead of duplicate code.
13945 (save_temps_prefix): New static for -save-temps=obj.
13946 (save_temps_length): Ditto.
13948 * doc/invoke.texi (-save-temps=obj): Document new variant to
13949 -save-temps switch.
13951 2009-04-02 Jeff Law <law@redhat.com>
13953 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13956 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13958 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13959 * configure: Regenerated.
13961 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13963 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13964 share the argument list.
13966 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13970 2009-02-12 Diego Novillo <dnovillo@google.com>
13972 * varpool.c (debug_varpool): New.
13973 * cgraph.h (debug_varpool): Declare.
13975 2009-04-02 Jan Hubicka <jh@suse.cz>
13977 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13980 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13982 * config/i386/i386.c (ix86_abi): Move initialization to ...
13983 (override_options): Here.
13985 2009-04-02 Christian Bruel <christian.bruel@st.com>
13987 * config/sh/sh.c (sh_dwarf_register_span): New function.
13988 (TARGET_DWARF_REGISTER_SPAN): Define.
13989 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13991 2009-04-02 Ira Rosen <irar@il.ibm.com>
13993 PR tree-optimization/39595
13994 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13995 interleaved loads group is not greater than the SLP group size.
13997 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13999 * builtins.c (is_builtin_name): New.
14000 (called_as_built_in): Use is_builtin_name.
14001 * tree.h (is_builtin_name): New.
14002 * varasm.c (incorporeal_function_p): Use is_builtin_name
14004 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14006 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14008 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14011 * c-decl.c (clone_underlying_type): Move this ...
14012 * c-common.c (set_underlying_type): ... here.
14013 Also, make sure the function properly sets TYPE_STUB_DECL() on
14014 the newly created typedef variant type.
14015 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14016 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14019 2009-04-02 Richard Guenther <rguenther@suse.de>
14021 PR tree-optimization/37221
14022 * tree-flow.h (degenerate_phi_result): Declare.
14023 * tree-ssa-dom.c (degenerate_phi_result): Export.
14024 * tree-scalar-evolution.c (analyze_initial_condition): If
14025 the initial condition is defined by a degenerate PHI node
14026 use the degenerate value.
14028 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14030 PR rtl-optimization/39588
14031 * combine.c (merge_outer_ops): Do not set the constant when this
14033 (simplify_shift_const_1): Do not modify it either in this case.
14035 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14037 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14038 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14040 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14043 * c-lex.c (interpret_float): Default (no suffix) is double.
14045 2009-04-1 Xinliang David Li <davidxl@google.com>
14047 * config/i386/i386.c (legitimate_constant_p): Recognize
14048 all one vector constant.
14050 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14052 * config/vax/vax.c: Add #includes to silence warnings.
14053 Change #include order to silence two warnings.
14055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14057 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14058 (ASM_SPEC): Pass -k to the assembler for PIC code.
14060 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14062 * config.gcc: Add vax-*-linux* to the switch.
14063 * config/vax/linux.h: New file. (TARGET_VERSION,
14064 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14066 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14068 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14069 Use predicate macros instead of GET_CODE() == foo.
14070 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14071 ashlsi3, rotrsi3, <unnamed>): Likewise.
14073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14075 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14076 jbbccihi, jbbccisi): Remova trailing whitespace.
14077 * config/vax/constraints.md: Likewise.
14078 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14079 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14080 * config/vax/predicates.md: Likewise.
14081 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14082 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14083 * config/vax/vax.h: Likewise.
14084 * config/vax/vax.md (nonlocal_goto): Likewise.
14086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14088 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14089 (indirectable_address_p, adjacent_operands_p): Add spaces around
14091 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14095 * config/vax/vax.c (legitimate_constant_address_p,
14096 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14097 index_term_p, reg_plus_index_p, legitimate_address_p,
14098 vax_mode_dependent_address_p): Update comments to match functions
14099 modified by the recent int->bool conversion.
14101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14103 * config/vax/builtins.md: Update copyright message.
14104 * config/vax/constraints.md: Likewise.
14105 * config/vax/netbsd-elf.h: Likewise.
14106 * config/vax/predicates.md: Likewise.
14107 * config/vax/vax-protos.h: Likewise.
14108 * config/vax/vax.c: Likewise.
14109 * config/vax/vax.h: Likewise.
14110 * config/vax/vax.md: Likewise.
14111 * config/vax/vax.opt: Likewise.
14113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14115 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14116 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14117 * config/vax/constraints.md (B, R): Likewise.
14118 * config/vax/predicates.md (external_memory_operand,
14119 nonimmediate_addsub_di_operand): Likewise.
14120 * config/vax/vax.c (vax_output_int_add): Likewise.
14121 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14122 untyped_call): Likewise.
14124 2009-04-01 Matt Thomas <matt@3am-software.com>
14126 * config/vax/predicates.md: New file.
14127 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14128 external_const_operand, nonsymbolic_operand, external_memory_operand,
14129 indirect_memory_operand, indexed_memory_operand,
14130 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14131 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14133 * config/vax/constraints.md: New file.
14134 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14136 * config/vax/builtins.md: New file.
14137 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14138 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14140 * config/vax/vax.opt (mqmath): Add option.
14141 * config/vax/vax.md (isfx): Extend with DI.
14142 (VAXintQH, VAXintQHSD): Define.
14143 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14144 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14145 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14146 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14147 (movdi): Update constraints and use vax_output_int_move().
14148 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14149 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14150 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14151 nonlocal_goto): New.
14152 (mov<mode>): Extend accepted operand types.
14153 (subdi3_old): Rename from subdi3, change update constraints and use
14154 a new implementation.
14155 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14156 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14157 MOVE_RATIO, CLEAR_RATIO): Define.
14158 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14159 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14160 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14161 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14162 (split_quadword_operands): Make static and really allow variable
14164 (print_operand_address): Update for PIC generation.
14165 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14166 indexable_address_p, fixup_mathdi_operand,
14167 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14168 (vax_float_literal, legitimate_constant_p,
14169 indirectable_constant_address_p, index_term_p,
14170 reg_plus_index_p): Return bool instead of int.
14171 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14173 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14175 (vax_output_conditional_branch): Indent.
14176 (legitimate_constant_address_p, indirectable_constant_address_p,
14177 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14178 vax_mode_dependent_address_p): Return bool instead of int, update for
14180 * config/vax/vax-protos.h (legitimate_constant_address_p,
14181 legitimate_constant_p, legitimate_address_p,
14182 vax_mode_dependent_address_p): Change declaration to bool.
14183 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14184 vax_expand_addsub_di_operands, vax_output_int_subtract,
14185 vax_output_movmemsi): Declare.
14186 (split_quadword_operands, vax_float_literal): Delete declaration.
14187 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14188 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14189 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14190 ASM_OUTPUT_DWARF_PCREL): Define.
14191 (ASM_SPEC): Change definition to allow PIC generation.
14193 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14195 * doc/sourcebuild.texi: Update front-end requirements.
14197 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14200 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14201 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14202 (booldi3_internal3): Use boolean_or_operator instead of
14205 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14208 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14209 declarator whose size is not an integer constant expression but
14210 folds to an integer constant, then treat it as a constant
14213 2009-04-01 Richard Guenther <rguenther@suse.de>
14215 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14216 i * 4 + 2 to (i * 2 + 1) * 2.
14218 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14221 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14222 return if c_parser_asm_string_literal returned NULL.
14224 2009-04-01 Nick Clifton <nickc@redhat.com>
14226 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14228 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14229 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14230 other typedefs to avoid conflicts with libgcc2.c. Define labels
14231 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14233 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14234 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14237 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14239 * varasm.c (default_function_rodata_section): Declare DOT as
14242 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14243 Andrey Galkin <agalkin@hypercom.com>
14246 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14247 Make object_name unique for each process.
14249 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14252 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14253 addressable variables in the parallel that could go out of scope while
14254 running queued tasks.
14256 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14258 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14259 (CASE_VALUES_THRESHOLD): Redefine.
14260 * config/avr/avr.c (avr_override_options): Remove initialization of
14261 avr_case_values_threshold variable.
14262 (avr_case_values_threshold): Remove variable. Add new function.
14263 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14264 * config/avr/avr.opt (mno-tablejump): Remove option.
14265 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14267 2009-04-01 DJ Delorie <dj@redhat.com>
14269 * varasm.c (default_function_rodata_section): Don't assume
14270 anything about where the first '.' in the section name is.
14272 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14274 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14275 rs6000_emit_stack_tie.
14277 2009-03-31 Ian Lance Taylor <iant@google.com>
14279 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14280 gimple_code with GIMPLE_RESX, not RESX.
14282 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14284 * c-common.c (c_get_ident): New.
14285 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14287 2009-04-01 Ben Elliston <bje@au.ibm.com>
14289 * config/rs6000/sysv4.opt (msdata): Improve option description.
14291 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14293 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14294 (divdf3_internal_lat): Remove.
14295 (divxf3_internal_lat): Remove.
14296 (divxf3_internal_thr): Remove.
14297 (divxf): Use divxf3_internal.
14298 * config/ia64/div.md (divsf3_internal_lat): New.
14299 (divdf3_internal_lat): New.
14300 (divxf3_internal): New.
14302 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14305 * Makefile.in (USE_GCC_STDINT): Define.
14306 (stmp-int-hdrs): Install stdint.h if applicable.
14307 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14309 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14310 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14311 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14312 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14313 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14314 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14315 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14316 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14317 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14318 (c_common_nodes_and_builtins): Initialize
14319 underlying_wchar_type_node. Do not initialize
14320 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14321 nodes for new types.
14322 (c_stddef_cpp_builtins): Define macros for new types.
14323 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14325 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14326 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14327 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14328 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14329 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14330 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14331 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14332 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14333 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14334 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14335 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14336 int16_type_node, int32_type_node, int64_type_node,
14337 uint8_type_node, uint16_type_node, c_uint32_type_node,
14338 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14339 int_least32_type_node, int_least64_type_node,
14340 uint_least8_type_node, uint_least16_type_node,
14341 uint_least32_type_node, uint_least64_type_node,
14342 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14343 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14344 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14345 uintptr_type_node): Define.
14346 * c-cppbuiltin.c (builtin_define_constants,
14347 builtin_define_type_minmax): New.
14348 (builtin_define_stdint_macros): Define more macros.
14349 (c_cpp_builtins): Define more limit macros.
14350 (type_suffix): New.
14351 (builtin_define_type_max): Define in terms of
14352 builtin_define_type_minmax. Remove is_long parameter. All
14354 * config.gcc (use_gcc_stdint): Define.
14355 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14356 Add newlib-stdint.h for generic targets.
14357 * config/glibc-stdint.h, config/newlib-stdint.h,
14358 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14359 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14360 * config/score/score.h (UINTPTR_TYPE): Define.
14361 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14362 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14363 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14364 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14365 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14366 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14367 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14368 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14369 * config/spu/spu.h (STDINT_LONG32): Define.
14370 * configure.ac (use_gcc_stdint): Substitute.
14371 * configure: Regenerate.
14372 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14373 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14374 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14375 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14376 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14377 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14378 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14379 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14380 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14381 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14382 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14383 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14384 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14385 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14386 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14387 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14388 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14389 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14390 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14391 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14392 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14393 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14394 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14395 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14396 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14397 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14398 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14399 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14400 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14402 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14404 * loop-iv.c (suitable_set_for_replacement): Renamed from
14405 simplify_using_assignment; changed to return bool and to accept new
14406 args DEST and SRC. Return true iff we find a source/destination pair
14407 that can be used to make a replacement, and fill SRC and DEST if so.
14408 Remove arg ALTERED. Don't deal with altered regs here. All callers
14410 (simplify_using_initial_values): Deal with altered regs here and track
14411 more precisely the effect they have on the validity of our expression.
14413 * loop-iv.c (simplify_using_condition): A condition of the form
14414 (EQ REG CONST) can be used to simply make a substitution.
14415 (simplify_using_initial_values): Keep track of conditions we have seen
14416 and keep using them to simplify new expressions, while applying the
14417 same substitutions to them as to the expression.
14419 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14420 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14423 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14424 changed. Use this when trying to improve the upper bound.
14425 Generate the comparison by using simplify_gen_relational.
14427 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14429 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14431 (simplify_using_assignment, simplify_using_initial_values): Call
14432 replace_in_expr to make replacements. Call replace_single_def_regs
14433 once on the initial version of the expression.
14435 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14438 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14440 2009-03-31 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/31029
14443 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14444 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14446 2009-03-31 Richard Guenther <rguenther@suse.de>
14448 * tree.h (div_if_zero_remainder): Declare.
14449 * fold-const.c (div_if_zero_remainder): Export.
14450 * tree-ssa-forwprop.c
14451 (forward_propagate_addr_into_variable_array_index): Handle
14452 constant array index addition outside of the variable index.
14454 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14457 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14458 define_splits, floatunssi<mode>2): Require x87 conversions from
14459 DImode to be permitted.
14461 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14463 PR preprocessor/15638
14464 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14466 2009-03-31 Richard Guenther <rguenther@suse.de>
14468 PR middle-end/23401
14469 PR middle-end/27810
14470 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14471 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14472 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14473 a separate statement.
14474 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14475 (lookup_tmp_var): Likewise.
14476 (is_gimple_formal_tmp_or_call_rhs): Remove.
14477 (is_gimple_reg_or_call_rhs): Rename to ...
14478 (is_gimple_reg_rhs_or_call): ... this.
14479 (is_gimple_mem_or_call_rhs): Rename to ...
14480 (is_gimple_mem_rhs_or_call): ... this.
14481 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14482 DECL_GIMPLE_REG_P only if is_formal is true.
14483 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14484 for non-proper post-modify expression gimplification.
14485 (gimplify_self_mod_expr): For post-modify expressions gimplify
14486 the lvalue to a minimal lvalue.
14487 (rhs_predicate_for): Remove formal temp case.
14488 (gimplify_modify_expr_rhs): Likewise.
14489 (gimplify_addr_expr): Use is_gimple_reg.
14490 (gimplify_expr): Remove formal temp cases.
14491 (gimple_regimplify_operands): Likewise.
14492 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14493 and FILTER_EXPR like constants.
14494 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14496 (is_gimple_formal_tmp_rhs): Remove.
14497 (is_gimple_reg_rhs): Remove special casing.
14498 (is_gimple_mem_rhs): Fix.
14499 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14500 (is_gimple_formal_tmp_var): Remove.
14501 (is_gimple_formal_tmp_reg): Likewise.
14502 (is_gimple_min_lval): Allow invariant component ref parts.
14503 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14504 is_gimple_formal_tmp_reg): Remove declarations.
14505 * tree-cfg.c (verify_expr): Verify that variables with address
14506 taken do not have DECL_GIMPLE_REG_P set.
14507 * tree-mudflap.c (mf_build_check_statement_for): Use
14508 force_gimple_operand instead of gimplify_expr.
14510 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14512 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14513 schedulable rows to compute_split_row.
14515 2009-03-31 Ben Elliston <bje@au.ibm.com>
14518 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14521 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14523 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14524 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14525 * configure: Regenerate.
14526 * config.in: Regenerate.
14527 * config/rs6000/rs6000.opt (mtls-markers): Add.
14528 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14529 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14530 (tls_ld_aix, tls_ld_sysv): Likewise.
14531 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14532 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14534 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14536 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14538 2009-03-30 Jan Hubicka <jh@suse.cz>
14540 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14542 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14543 detection and label handling.
14545 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14547 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14548 left_conflicts_size.
14549 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14550 ALLOCNO_LEFT_CONFLICTS_SIZE.
14552 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14553 remove_allocno_from_bucket_and_push,
14554 allocno_spill_priority_compare, push_allocnos_to_stack,
14555 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14556 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14557 (setup_allocno_left_conflicts_num): Ditto. Rename to
14558 setup_allocno_left_conflicts_size.
14559 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14560 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14561 setup_allocno_left_conflicts_size instead of
14562 setup_allocno_left_conflicts_num.
14564 * ira-build.c (ira_create_allocno): Use
14565 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14566 ALLOCNO_LEFT_CONFLICTS_NUM.
14568 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14570 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14571 instead of DF_LR_OUT.
14573 * ira-lives.c (process_bb_node_lives): Ditto.
14575 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14576 instead of DF_LR_{OUT,IN}.
14578 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14580 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14582 2009-03-30 Jan Hubicka <jh@suse.cz>
14584 * except.c (label_to_region_map): Fix thinko.
14586 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14588 PR middle-end/38237
14589 * tree.h (tree_find_value): New declaration.
14590 * tree.c (tree_find_value): New function.
14591 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14593 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14596 * c-decl.c (struct c_binding): Add locus field.
14597 (bind): Add locus argument, set locus field from it.
14598 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14599 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14600 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14601 implicitly_declare, undeclared_variable, lookup_label,
14602 declare_label, c_make_fname_decl, c_builtin_function,
14603 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14606 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14609 * config/i386/i386.c (classify_argument): Check total size of
14612 2009-03-30 Martin Jambor <mjambor@suse.cz>
14614 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14615 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14616 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14619 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14620 seen_variable_array_ref while also traversing a union.
14622 * tree-inline.c (optimize_inline_calls): Do not call
14623 cgraph_node_remove_callees.
14624 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14625 (pass_remove_cgraph_callee_edges): New variable.
14626 * passes.c (init_optimization_passes): Add
14627 pass_remove_cgraph_callee_edges after early inlining and before all
14628 late intraprocedural passes.
14630 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14632 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14634 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14635 Fix typos in names.
14637 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14639 * combine.c (simplify_comparison): Use have_insn_for.
14640 * dojump.c (do_jump): Likewise.
14642 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14644 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14645 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14646 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14647 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14648 instead of sparc_compare_emitted.
14649 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14650 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14651 instead of sparc_compare_emitted.
14653 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14655 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14656 enter/exit cfglayout mode.
14657 (pass_partition_block): Require it.
14658 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14659 (combine_instructions): Track basic blocks instead of labels.
14660 (update_cfg_for_uncondjump): New.
14661 (try_combine): Use it. Update jumps after rescanning.
14662 (pass_combine): Require PROP_cfglayout.
14663 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14667 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14668 Provide/destroy PROP_cfglayout respectively.
14669 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14670 * tree-pass.h (PROP_cfglayout): New.
14672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14674 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14675 fold_convert_const_fixed_from_fixed,
14676 fold_convert_const_fixed_from_int,
14677 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14678 set TREE_CONSTANT_OVERFLOW.
14679 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14680 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14682 2009-03-30 Ira Rosen <irar@il.ibm.com>
14684 * tree-vect-loop-manip.c: New file.
14685 * tree-vectorizer.c: Update documentation and included files.
14686 (vect_loop_location): Make extern.
14687 (rename_use_op): Move to tree-vect-loop-manip.c
14688 (rename_variables_in_bb, rename_variables_in_loop,
14689 slpeel_update_phis_for_duplicate_loop,
14690 slpeel_update_phi_nodes_for_guard1,
14691 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14692 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14693 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14694 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14695 find_loop_location): Likewise.
14696 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14697 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14698 get_vectype_for_scalar_type, vect_is_simple_use,
14699 supportable_widening_operation, supportable_narrowing_operation):
14701 (bb_in_loop_p): Move to tree-vect-loop.c.
14702 (new_loop_vec_info, destroy_loop_vec_info,
14703 reduction_code_for_scalar_code, report_vect_op,
14704 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14705 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14706 (vect_supportable_dr_alignment): Likewise.
14707 * tree-vectorizer.h (tree-data-ref.h): Include.
14708 (vect_loop_location): Declare.
14709 Reorganize function declarations according to the new file structure.
14710 * tree-vect-loop.c: New file.
14711 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14712 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14713 * tree-vect-data-refs.c: New file.
14714 * tree-vect-patterns.c (timevar.h): Don't include.
14715 * tree-vect-stmts.c: New file.
14716 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14717 tree-vect-slp.c, tree-vect-loop.c.
14718 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14719 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14720 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14721 (tree-vect-analyze.o): Remove.
14722 (tree-vect-transform.o): Likewise.
14723 (tree-vect-data-refs.o): Add rule.
14724 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14725 tree-vect-slp.o): Likewise.
14726 (tree-vect-patterns.o): Remove redundant dependencies.
14727 (tree-vectorizer.o): Likewise.
14728 * tree-vect-slp.c: New file.
14730 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14732 * optc-gen.awk: Warn if an option flag has multiple different
14735 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14737 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14738 -floop-block): Document dependences on PPL, CLooG and Graphite.
14740 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14742 PR rtl-optimization/323
14743 * c-common.c (c_fully_fold, convert_and_check,
14744 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14745 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14746 * c-common.def (EXCESS_PRECISION_EXPR): New.
14747 * c-cppbuiltin.c (builtin_define_float_constants): Define
14748 constants with enough digits for long double.
14749 * c-lex.c (interpret_float): Interpret constant with excess
14750 precision where appropriate.
14751 * c-opts.c (c_common_post_options): Set
14752 flag_excess_precision_cmdline. Give an error for
14753 -fexcess-precision=standard for C++ for processors where the
14754 option is significant.
14755 * c-parser.c (c_parser_conditional_expression): Handle excess
14756 precision in condition.
14757 * c-typeck.c (convert_arguments): Handle arguments with excess
14759 (build_unary_op): Move excess precision outside operation.
14760 (build_conditional_expr): Likewise.
14761 (build_compound_expr): Likewise.
14762 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14763 (build_modify_expr): Handle excess precision in RHS.
14764 (convert_for_assignment): Handle excess precision in converted
14766 (digest_init, output_init_element, process_init_element): Handle
14767 excess precision in initializer.
14768 (c_finish_return): Handle excess precision in return value.
14769 (build_binary_op): Handle excess precision in operands and add
14770 excess precision as needed for operation.
14771 * common.opt (-fexcess-precision=): New option.
14772 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14773 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14774 For standard excess precision, output explicit conversion to and
14775 truncation from XFmode.
14776 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14777 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14778 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14779 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14780 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14781 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14782 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14783 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14784 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14785 define_splits, sqrt<mode>2): Disable where appropriate for
14786 standard excess precision.
14787 * convert.c (convert_to_real): Do not shorten arithmetic to type
14788 for which excess precision would be used.
14789 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14790 * doc/invoke.texi (-fexcess-precision=): Document option.
14791 (-mfpmath=): Correct index entry.
14792 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14793 flag_excess_precision): New.
14794 * langhooks.c (lhd_post_options): Set
14795 flag_excess_precision_cmdline.
14796 * opts.c (common_handle_option): Handle -fexcess-precision=.
14797 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14798 init_excess_precision): New.
14799 (lang_dependent_init_target): Call init_excess_precision.
14800 * tree.c (excess_precision_type): New.
14801 * tree.h (excess_precision_type): Declare.
14803 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14806 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14807 non-lvalue to component.
14809 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14811 PR preprocessor/34695
14812 * Makefile.in (c-opts.o): Depend on c-tree.h.
14813 * c-common.c: Move down include of diagnostic.h.
14814 (done_lexing, c_cpp_error): New.
14815 * c-common.h (done_lexing): Declare.
14816 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14818 * c-opts.c: Include c-tree.h.
14819 (c_common_init_options): Set preprocessor error callback.
14820 (c_common_handle_option): Do not set preprocessor
14821 inhibit_warnings, warnings_are_errors, warn_system_headers,
14822 pedantic_errors or inhibit_warnings flags.
14823 (c_common_post_options): Do not check cpp_errors (parse_in).
14824 (c_common_finish): Do not output dependencies if there were
14825 errors. Do not check return value of cpp_finish.
14826 * c-ppoutput.c (pp_file_change): Set input_location.
14827 * c-tree.h (c_cpp_error): Declare.
14828 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14830 (diagnostic_build_prefix): Check override_column.
14831 * diagnostic.h (diagnostic_info): Add override_column field.
14832 (diagnostic_override_column): Define.
14834 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14836 * c-common.c (c_expand_expr, c_staticp): Remove.
14837 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14838 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14839 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14840 * c-gimplify.c (gimplify_compound_literal_expr,
14841 optimize_compound_literals_in_ctor): Remove.
14842 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14843 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14844 * c-semantics.c (emit_local_var): Remove.
14846 * langhooks-def.h (lhd_expand_expr): Remove.
14847 * langhooks.c (lhd_expand_expr): Remove.
14848 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14850 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14851 handling from c-semantics.c; don't call into langhook.
14852 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14853 * gimplify.c (gimplify_compound_literal_expr,
14854 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14855 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14856 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14857 as was done in c-gimplify.c.
14858 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14859 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14860 Move from c-common.h.
14861 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14863 * tree.c (staticp): Do not call langhook.
14864 * langhooks.c (lhd_staticp): Delete.
14865 * langhooks-def.h (lhd_staticp): Delete prototype.
14866 (LANG_HOOKS_STATICP): Delete.
14867 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14869 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14870 instead of DECL_STMTs.
14872 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14880 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14882 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14883 contained expression.
14884 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14885 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14886 conditional expressions for C.
14887 (decl_constant_value_for_optimization): Move from
14888 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14889 whether optimizing and that the expression is a VAR_DECL not of
14890 array type instead of doing such checks in the caller. Do not
14891 check pedantic. Call gcc_unreachable for C++.
14892 * c-common.def (C_MAYBE_CONST_EXPR): New.
14893 * c-common.h (c_fully_fold, c_save_expr,
14894 decl_constant_value_for_optimization): New prototypes.
14895 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14896 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14897 EXPR_INT_CONST_OPERANDS): Define.
14898 * c-convert.c (convert): Strip nops from expression.
14899 * c-decl.c (groktypename): Take extra parameters expr and
14900 expr_const_operands. Update call to grokdeclarator.
14901 (start_decl): Update call to grokdeclarator. Add statement for
14902 expressions used in type of decl.
14903 (grokparm): Update call to grokdeclarator.
14904 (push_parm_decl): Update call to grokdeclarator.
14905 (build_compound_literal): Add parameter non_const and build a
14906 C_MAYBE_COSNT_EXPR if applicable.
14907 (grokdeclarator): Take extra parameters expr and
14908 expr_const_operands. Track expressions used in declaration
14909 specifiers and declarators. Fold array sizes and track whether
14910 they are constant expressions and whether they are integer
14911 constant expressions.
14912 (parser_xref_tag): Set expr and expr_const_operands fields in
14914 (grokfield): Update call to grokdeclarator.
14915 (start_function): Update call to grokdeclarator.
14916 (build_null_declspecs): Set expr and expr_const_operands fields in
14918 (declspecs_add_type): Handle expressions in typeof specifiers.
14919 * c-parser.c (c_parser_declspecs): Set expr and
14920 expr_const_operands fields for declaration specifiers.
14921 (c_parser_enum_specifier): Likewise.
14922 (c_parser_struct_or_union_specifier): Likewise.
14923 (c_parser_typeof_specifier): Likewise. Update call to
14924 groktypename. Fold expression as needed. Return expressions with
14925 type instead of adding statements.
14926 (c_parser_attributes): Update calls to c_parser_expr_list.
14927 (c_parser_statement_after_labels): Fold expression before passing
14928 to objc_build_throw_stmt.
14929 (c_parser_condition): Fold expression.
14930 (c_parser_asm_operands): Fold expression.
14931 (c_parser_conditional_expression): Use c_save_expr. Update call
14932 to build_conditional_expr.
14933 (c_parser_alignof_expression): Update call to groktypename.
14934 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14935 original_code. Fold expression argument of va_arg. Create
14936 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14937 argument to va_arg. Update calls to groktypename. Fold array
14938 index for offsetof. Verify that first argument to
14939 __builtin_choose_expr has integer type.
14940 (c_parser_postfix_expression_after_paren_type): Update calls to
14941 groktypename and build_compound_literal. Handle expressions with
14942 side effects in type name.
14943 (c_parser_postfix_expression_after_primary): Update call to
14944 c_parser_expr_list. Set original_code for calls to
14945 __builtin_constant_p.
14946 (c_parser_expr_list): Take extra parameter fold_p. Fold
14947 expressions if requested.
14948 (c_parser_objc_type_name): Update call to groktypename.
14949 (c_parser_objc_synchronized_statement): Fold expression.
14950 (c_parser_objc_receiver): Fold expression.
14951 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14952 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14953 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14954 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14955 (struct c_typespec): Add elements expr and expr_const_operands.
14956 (struct c_declspecs): Add elements expr and expr_const_operands.
14957 (groktypename, build_conditional_expr, build_compound_literal):
14959 (in_late_binary_op): Declare.
14960 * c-typeck.c (note_integer_operands): New function.
14961 (in_late_binary_op): New variable.
14962 (decl_constant_value_for_broken_optimization): Move to c-common.c
14963 and rename to decl_constant_value_for_optimization.
14964 (default_function_array_conversion): Do not strip nops.
14965 (default_conversion): Do not call
14966 decl_constant_value_for_broken_optimization.
14967 (build_array_ref): Do not fold result.
14968 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14969 result when operand is a VLA.
14970 (c_expr_sizeof_type): Update call to groktypename. Handle
14971 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14972 result when operand names a VLA type.
14973 (build_function_call): Update call to build_compound_literal.
14974 Only fold result for calls to __builtin_* functions. Strip
14975 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14976 the function designator.
14977 (convert_arguments): Fold arguments. Update call to
14978 convert_for_assignment.
14979 (build_unary_op): Handle increment and decrement of
14980 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14981 decrement earlier. Fold operand of increment and decrement.
14982 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14983 built for integer operand. Wrap returns that are INTEGER_CSTs
14984 without being integer constant expressions or that have integer
14985 constant operands without being INTEGER_CSTs.
14986 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14987 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14988 result is an integer constant expression or can be used in
14989 unevaluated parts of one and avoid folding and wrap as
14990 appropriate. Fold operands before possibly doing -Wsign-compare
14992 (build_compound_expr): Wrap result for C99 if operands can be used
14993 in integer constant expressions.
14994 (build_c_cast): Update call to digest_init. Do not ignore
14995 overflow from casting floating-point constants to integers. Wrap
14996 results that could be confused with integer constant expressions,
14997 null pointer constants or floating-point constants.
14998 (c_cast_expr): Update call to groktypename. Handle expressions
14999 included in type name.
15000 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15001 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15002 Update calls to convert_for_assignment.
15003 (convert_for_assignment): Take new parameter
15004 null_pointer_constant. Do not strip nops or call
15005 decl_constant_value_for_broken_optimization. Set
15006 in_late_binary_op for conversions to boolean.
15007 (store_init_value): Update call to digest_init.
15008 (digest_init): Take new parameter null_pointer_constant. Do not
15009 call decl_constant_value_for_broken_optimization. pedwarn for
15010 initializers not constant expressions. Update calls to
15011 convert_for_assignment.
15012 (constructor_nonconst): New.
15013 (struct constructor_stack): Add nonconst element.
15014 (really_start_incremental_init, push_init_level, pop_init_level):
15015 Handle constructor_nonconst and nonconst element.
15016 (set_init_index): Call constant_expression_warning for array
15018 (output_init_element): Fold value. Set constructor_nonconst as
15019 applicable. pedwarn for initializers not constant expressions.
15020 Update call to digest_init. Call constant_expression_warning
15021 where constant initializers are required.
15022 (process_init_element): Use c_save_expr.
15023 (c_finish_goto_ptr): Fold expression.
15024 (c_finish_return): Fold return value. Update call to
15025 convert_for_assignment.
15026 (c_start_case): Fold switch expression.
15027 (c_process_expr_stmt): Fold expression.
15028 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15029 ensure statement expression is not evaluated in constant expression.
15030 (build_binary_op): Track whether results are integer constant
15031 expressions or may occur in such, disable folding and wrap results
15032 as applicable. Fold operands for -Wsign-compare warnings unless
15034 (c_objc_common_truthvalue_conversion): Handle results folded to
15035 integer constants that are not integer constant expressions.
15036 * doc/extend.texi: Document when typeof operands are evaluated,
15037 that condition of __builtin_choose_expr is an integer constant
15038 expression, and more about use of __builtin_constant_p in
15041 2009-03-29 Richard Guenther <rguenther@suse.de>
15043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15044 propagate addresses of array references.
15046 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15048 * regmove.c (perhaps_ends_bb_p): Remove.
15049 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15050 from INSN and check that the main loop stays within that basic block.
15051 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15052 (regmove_forward_pass): Split out from regmove_optimize. Use
15053 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15054 (regmove_backward_pass): Split out from regmove_optimize. Use
15055 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15056 (regmove_optimize): Simplify.
15058 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15061 * config/i386/i386.c (classify_argument): Ignore flexible array
15062 member in struct and warn ABI change.
15064 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15066 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15068 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15069 (ix86_adjust_cost): Updated.
15071 2009-03-29 Jan Hubicka <jh@suse.cz>
15073 PR middle-end/28850
15074 * tree-pass.h (pass_cleanup_eh): New function.
15075 (remove_unreachable_regions): Break code handling RTL
15076 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15077 that can not be reached by runtime.
15078 (can_be_reached_by_runtime): New function.
15079 (label_to_region_map): New function.
15080 (num_eh_regions): New function.
15081 (rtl_remove_unreachable_regions): New function.
15082 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15083 (remove_eh_region): New function.
15084 * except.h: Include sbitmap and vecprim.
15085 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15086 num_eh_regions): Declare.
15087 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15088 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15089 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15090 (tree_empty_eh_handler_p): New function.
15091 (cleanup_empty_eh): New function.
15092 (cleanup_eh): New function.
15093 (pass_cleanup_eh): New function.
15095 2009-03-29 Jan Hubicka <jh@suse.cz>
15097 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15098 for removed regions.
15100 2009-03-29 Jan Hubicka <jh@suse.cz>
15102 * except.c (dump_eh_tree): Dump all datastructures.
15104 2009-03-29 Jan Hubicka <jh@suse.cz>
15106 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15107 (duplicate_eh_regions_1): Likewise.
15108 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15109 vector; call EH verification.
15110 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15111 Be ready for region being removed.
15113 2009-03-29 Jan Hubicka <jh@suse.cz>
15115 * bitmap.c (bitmap_last_set_bit): New function.
15116 * bitmap.h (bitmap_last_set_bit): Declare.
15118 2009-03-29 David Ayers <ayers@fsfe.org>
15121 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15122 by calling objc_compare_types and surpress warnings about
15123 incompatible C pointers that are compatible ObjC pointers.
15125 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15127 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15128 call initialize_inline_failed.
15129 (initialize_inline_failed): Move it from here ...
15130 * cgraph.c (initialize_inline_failed): ... to here.
15131 (cgraph_create_edge): Call initialize_inline_failed rather than
15132 setting inline_failed directly.
15134 2009-03-29 Ben Elliston <bje@au.ibm.com>
15137 * sysv4.opt (msdata): Improve comment.
15138 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15139 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15141 2009-03-29 Ben Elliston <bje@au.ibm.com>
15144 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15145 load and store attributes.
15147 2009-03-29 Ben Elliston <bje@au.ibm.com>
15149 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15150 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15151 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15152 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15153 __builtin_infq and __builtin_huge_valq.
15155 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15157 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15159 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15160 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15162 2009-03-28 Xinliang David Li <davidxl@google.com>
15164 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15165 (do_dbg_cnt): New function.
15167 2009-03-28 Jan Hubicka <jh@suse.cz>
15169 Merge from pretty-ipa:
15171 2009-03-27 Jan Hubicka <jh@suse.cz>
15173 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15174 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15175 * passes.c (function_called_by_processed_nodes_p): New.
15176 * ipa-pure-const.c (check_call): Fix handling of operands.
15177 (analyze_function): Dump debug output for skipped bodies.
15178 (local_pure_const): Use function_called_by_processed_nodes_p.
15179 * dwarf2out.c (reference_to_unused): Use output.
15180 * passes.c (do_per_function_toporder): Likewise.
15182 2008-11-12 Jan Hubicka <jh@suse.cz>
15184 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15185 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15186 state_set_in_source enum
15187 (check_decl): Ignore memory tags; do not set fake looping flags;
15189 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15190 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15191 (check_call, analyze_function): Rewrite.
15193 (add_new_function): Update call of analyze_function.
15194 (generate_summary): Add call of analyze_function.
15195 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15196 (local_pure_const): New function.
15197 (pass_local_pure_const): New pass.
15198 * ipa-inline.c (inline_transform): Set after_inlining.
15199 * tree-eh.c (stmt_can_throw_external): New.
15200 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15201 work with aliasing built.
15202 * tree-flow.h (stmt_can_throw_external): New.
15203 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15204 and local pure/const pass in early and late optimization queue.
15206 2009-03-28 Martin Jambor <mjambor@suse.cz>
15208 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15210 (fold_binary): Allow function decl aligment consideration is the
15211 second argument is integer constant one.
15212 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15213 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15214 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15216 2009-03-28 Jan Hubicka <jh@suse.cz>
15218 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15219 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15220 * function.h (rtl_data): Add nothrow flag.
15221 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15222 set DECL_NOTHROW for AVAILABLE functions.
15224 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15226 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15227 following vector keyword has expansion starting with pixel or bool
15228 keyword, expand vector to __vector and pixel or bool to __pixel or
15232 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15233 warn_if_disallowed_function_p): Removed.
15234 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15235 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15236 warning_if_disallowed_function_p.
15237 * flags.h (warn_if_disallowed_function_p,
15238 warn_disallowed_functions): Removed.
15239 * common.opt (Wdisallowed-function-list=): Removed.
15240 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15242 2009-03-28 Richard Guenther <rguenther@suse.de>
15244 PR tree-optimization/38723
15245 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15248 2009-03-28 Jan Hubicka <jh@suse.cz>
15250 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15251 test introduced by my previous patch.
15253 2009-03-28 Richard Guenther <rguenther@suse.de>
15255 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15256 the PHIs value undefined.
15258 2009-03-28 Jan Hubicka <jh@suse.cz>
15260 * tree-pass.h (pass_fixup_cfg): New pass.
15261 * ipa-inline.c (inline_transform): Set
15262 always_inline_functions_inlined/after_inlining.
15263 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15264 (pass_fixup_cfg): New pass.
15265 * passes.c (init_optimization_passes): Add fixup_cfg.
15267 2009-03-28 Richard Guenther <rguenther@suse.de>
15269 PR tree-optimization/38458
15270 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15271 argument use the arguments copy-of value.
15273 2009-03-28 Richard Guenther <rguenther@suse.de>
15275 PR tree-optimization/38180
15276 * tree-ssa-ccp.c (get_default_value): Simplify.
15277 (likely_value): Likewise.
15278 (surely_varying_stmt_p): Properly handle VOP case.
15279 (ccp_initialize): Likewise.
15280 (ccp_fold): Handle propagating through *&.
15281 (fold_const_aggregate_ref): Also handle decls.
15283 2009-03-28 Jan Hubicka <jh@suse.cz>
15285 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15286 * cgraph.h (cgraph_node): Likewise.
15287 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15288 (cgraph_reset_node): Use process flag.
15289 (cgraph_mark_functions_to_output): Likewise.
15290 (cgraph_expand_function): Likewise.
15291 (cgraph_expand_all_functions): Likewise.
15292 (cgraph_output_in_order): Likewise.
15293 * dwarf2out.c (reference_to_unused): Likewise.
15294 * passes.c do_per_function_toporder): Likewise.
15296 2009-03-28 Jan Hubicka <jh@suse.cz>
15298 Bring from lto-branch:
15300 2008-09-03 Doug Kwan <dougkwan@google.com>
15302 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15303 enums instead of reason strings.
15304 * cgraph.c (cgraph_create_edge): Same.
15305 (cgraph_inline_failed_string): New function.
15306 * cgraph.h (cgraph_inline_failed_t): New enum type.
15307 (cgraph_inline_failed_string): New prototype.
15308 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15309 char pointer to cgraph_inline_failed_t.
15310 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15311 (cgraph_default_inline_p): Ditto.
15312 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15313 to cgraph_inline_failed_t pointer.
15314 * cif-code.def: New file.
15315 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15317 (cgraph_check_inline_limits): Change type of REASON to pointer to
15318 cgraph_inline_failed_t. Replace reason strings with enums.
15319 (cgraph_default_inline_p): Ditto.
15320 (cgraph_recursive_inlining_p): Ditto.
15321 (update_caller_keys): Change type of FAILED_REASON to
15322 cgraph_inline_failed_t.
15323 (cgraph_set_inline_failed): Change type of REASON to pointer to
15324 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15325 convert enums to strings for text output.
15326 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15327 to be of type cgraph_inline_failed_t. Replace reason strings with
15328 enums. Call cgraph_inline_failed_string to covert enums
15329 to strings for text output.
15330 (cgraph_decide_inlining): Replace reason strings with enums.
15331 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15332 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15334 * tree-inline.c (expand_call_inline): Change type of REASON
15335 to cgraph_inline_failed_t. Replace reason strings with enums.
15336 Call cgraph_inline_failed_string for text output.
15337 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15340 2009-03-28 Jan Hubicka <jh@suse.cz>
15342 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15343 cgraph_clone_node): Remove master clone handling.
15344 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15345 * cgraph.h (master_clone): Remove.
15346 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15347 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15348 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15350 2009-03-28 Jan Hubicka <jh@suse.cz>
15352 * cgraph.c (cgraph_function_body_availability): Functions declared
15353 inline are always safe to assume that it is not going to be replaced.
15355 2009-03-28 Richard Guenther <rguenther@suse.de>
15357 PR tree-optimization/38513
15358 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15360 EXC_PTR_EXPR and FILTER_EXPR.
15361 (get_ref_from_reference_ops): Likewise.
15363 2009-03-28 Richard Guenther <rguenther@suse.de>
15365 PR tree-optimization/38968
15366 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15367 Use FLOOR_MOD_EXPR to compute misalignment.
15369 2009-03-28 Richard Guenther <rguenther@suse.de>
15371 PR tree-optimization/37795
15372 * tree.h (combine_comparisons): Declare.
15373 * fold-const.c (combine_comparisons): Export.
15374 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15376 (ifcombine_iforif): Use combine_comparisons.
15378 2009-03-28 Jan Hubicka <jh@suse.cz>
15380 * tree-eh.c (inlinable_call_p): New function.
15381 (make_eh_edges): Use it.
15382 (verify_eh_edges): Use it.
15383 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15384 * except.c (reachable_next_level): Add inlinable_function argument
15385 (sjlj_find_directly_reachable_regions): Update.
15386 (add_reachable_handler): Do not set saw_any_handlers.
15387 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15388 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15389 Add new inlinable call parameter.
15390 (can_throw_internal, can_throw_external): Update.
15391 * except.h (can_throw_internal_1, can_throw_external_1,
15392 foreach_reachable_handler): Update declaration.
15394 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15396 * config/arm/t-arm-coff, config/h8300/coff.h,
15397 config/i386/i386-aout.h, config/i386/i386-coff.h,
15398 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15399 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15400 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15401 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15402 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15403 sys-types.h: Remove.
15404 * Makefile.in: Remove protoize and fixproto support and references
15406 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15407 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15409 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15410 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15411 unprotoize$(exeext).
15412 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15413 (.PHONY): Don't depend on proto.
15414 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15415 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15416 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15417 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15418 build/gen-protos.o, build/scan.o, xsys-protos.h,
15419 build/fix-header$(build_exeext), build/fix-header.o,
15420 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15421 stmp-install-fixproto): Remove.
15422 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15423 SYSCALLS.c or fixproto files.
15424 (install-common): Don't install protoize.
15425 (install-headers-tar, install-headers-cpio, install-headers-cp):
15426 Don't depend on $(STMP_FIXPROTO).
15427 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15428 install fixproto files or write out fixproto settings.
15429 (uninstall): Don't uninstall protoize.
15430 * config.gcc (use_fixproto): Remove.
15431 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15432 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15433 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15434 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15435 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15436 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15437 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15438 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15439 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15440 * config/t-vxworks (STMP_FIXPROTO): Remove.
15441 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15442 STMP_FIXPROTO): Remove.
15443 * config.in, configure: Regenerate.
15444 * crtstuff.c (gid_t, uid_t): Don't undefine.
15445 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15446 (arm-*-coff, arm-*-aout: Remove target entries.
15447 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15448 Remove mention of AIX 4.1.
15449 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15450 * doc/invoke.texi (Running Protoize): Remove.
15451 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15452 (Protoize Caveats): Remove.
15453 * tsystem.h: Update comments on headers assumed to exist.
15455 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15457 * genautomata.c: Add a new year to the copyright. Add a new
15459 (struct insn_reserv_decl): Add comments for member bypass_list.
15460 (find_bypass): Remove.
15461 (insert_bypass): New.
15462 (process_decls): Use insert_bypass.
15463 (output_internal_insn_latency_func): Output all bypasses with the
15464 same input insn in one switch case.
15466 * rtl.def (define_bypass): Describe bypass choice.
15467 * doc/md.texi (define_bypass): Ditto.
15469 2009-03-27 Richard Guenther <rguenther@suse.de>
15471 * gimplify.c (mark_addressable): Export.
15472 * tree-flow.h (mark_addressable): Declare.
15473 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15474 * tree-ssa.c (verify_phi_args): Verify that address taken
15475 variables have TREE_ADDRESSABLE set.
15477 2009-03-27 Richard Guenther <rguenther@suse.de>
15479 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15480 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15481 Do not mark decls TREE_ADDRESSABLE.
15482 (build_fold_addr_expr): Adjust.
15483 (fold_addr_expr): Remove.
15484 (fold_unary): Use build_fold_addr_expr.
15485 (fold_comparison): Likewise.
15486 (split_address_to_core_and_offset): Likewise.
15487 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15489 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15490 (gimplify_modify_expr_to_memcpy): Mark source and destination
15492 * omp-low.c (create_omp_child_function): Mark the object decl
15494 (lower_rec_input_clauses): Mark the var we take the address of
15496 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15498 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15500 PR middle-end/39315
15501 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15502 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15504 2009-03-27 Richard Guenther <rguenther@suse.de>
15506 PR tree-optimization/39120
15507 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15509 (handle_lhs_call): Process return constraints. Add escape
15510 constraints if necessary.
15511 (handle_const_call): Fill out return constraints. Make nested
15512 case more precise. Avoid consttmp if possible.
15513 (handle_pure_call): Fill out return constraints. Avoid
15514 callused if possible.
15515 (find_func_aliases): Simplify call handling.
15517 2009-03-27 Richard Guenther <rguenther@suse.de>
15519 PR tree-optimization/39120
15520 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15521 as a representative.
15522 (solve_graph): Do propagate CALLUSED.
15523 (handle_pure_call): Use a scalar constraint from CALLUSED for
15525 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15531 * c-common.c (handle_aligned_attribute): Properly check alignment
15532 overflow. Use (1U << i) instead of (1 << i).
15534 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15536 * expr.h (get_mem_align_offset): Updated.
15538 * tree.h (tree_decl_common): Change align to "unsigned int" and
15539 move it before pointer_alias_set.
15541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15542 Jakub Jelinek <jakub@redhat.com>
15545 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15546 gr_register_operand with gr_reg_or_0_operand.
15547 (cmpxchg_rel_di): Likewise.
15548 (sync_lock_test_and_set<mode>): Likewise.
15550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15552 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15553 (true_regnum): Likewise.
15555 * rtlanal.c (subreg_info): Moved to ...
15556 * rtl.h (subreg_info): Here. New.
15557 (subreg_get_info): New.
15559 * rtlanal.c (subreg_get_info): Make it extern.
15561 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15564 * config/i386/i386.c (ix86_abi): New.
15565 (override_options): Handle -mabi=.
15566 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15567 (ix86_call_abi_override): Likewise.
15568 (init_cumulative_args): Likewise.
15569 (function_arg_advance): Likewise.
15570 (function_arg_64): Likewise.
15571 (function_arg): Likewise.
15572 (ix86_pass_by_reference): Likewise.
15573 (ix86_function_value_regno_p): Likewise.
15574 (ix86_build_builtin_va_list_abi): Likewise.
15575 (setup_incoming_varargs_64): Likewise.
15576 (is_va_list_char_pointer): Likewise.
15577 (ix86_init_machine_status): Likewise.
15578 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15579 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15580 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15581 (ix86_function_abi): Make it static and return enum calling_abi.
15582 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15584 (ix86_fn_abi_va_list): Updated.
15586 * config/i386/i386.h (ix86_abi): New.
15587 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15588 (CONDITIONAL_REGISTER_USAGE): Likewise.
15589 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15590 (machine_function): Likewise.
15592 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15594 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15595 (STACK_BOUNDARY): Likewise.
15596 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15598 * config/i386/i386.opt (mabi=): New.
15600 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15601 return enum calling_abi.
15602 (ix86_function_type_abi): Likewise.
15603 (ix86_function_abi): Removed.
15605 * doc/invoke.texi: Document -mabi= option for x86.
15607 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15609 * builtins.c (real_dconstp): Delete.
15610 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15612 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15613 Jakub Jelinek <jakub@redhat.com>
15616 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15617 (gen_subprogram_die): When a function is explicit, generate the
15618 DW_AT_explicit attribute.
15619 * langhooks.h (struct lang_hooks_for_decls): Add
15620 function_decl_explicit_p langhook.
15621 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15622 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15624 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15626 * builtins.c (fold_builtin_memory_op): Optimize memmove
15627 into memcpy if we can prove source and destination don't overlap.
15629 * tree-inline.c: Include gt-tree-inline.h.
15630 (clone_fn_id_num): New variable.
15631 (clone_function_name): New function.
15632 (tree_function_versioning): Use it.
15633 * Makefile.in (GTFILES): Add tree-inline.c.
15635 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15637 * BASE-VER: Change to 4.5.0.
15639 2009-03-27 Xinliang David Li <davidxl@google.com>
15641 PR tree-optimization/39557
15642 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15644 2009-03-27 Xinliang David Li <davidxl@google.com>
15646 PR tree-optimization/39548
15647 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15650 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15652 * c-common.c (pointer_int_sum): Use %wd on return from
15655 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15657 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15658 on return from tree_low_cst.
15660 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15663 * ginclude/stdarg.h (va_copy): Define also for
15664 __GXX_EXPERIMENTAL_CXX0X__.
15666 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15669 * builtins.h (c_strlen): Do not warn here.
15670 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15671 * c-common.c (pointer_int_sum): Take an explicit location.
15672 Warn about offsets out of bounds.
15673 * c-common.h (pointer_int_sum): Adjust declaration.
15675 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15677 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15680 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15683 * opts.c (warn_if_disallowed_function_p): Don't assume
15684 get_callee_fndecl must return non-NULL.
15686 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15688 PR rtl-optimization/39522
15689 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15690 when reg_reloaded_valid is set.
15692 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15694 * config/spu/divv2df3.c: New file.
15695 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15696 (DPBIT_FUNCS): Filter out _div_df.
15698 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15700 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15701 a jump insn, count that jump in the distance to the loop start.
15703 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15706 * config/sh/sh.c (calc_live_regs): Fix condition for global
15707 registers except PIC_OFFSET_TABLE_REGNUM.
15709 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15712 * doc/invoke.texi (-mconsole): New.
15714 (-mno-cygwin): New.
15716 (-mnop-fun-dllimport): New.
15720 (sub section "i386 and x86-64 Windows Options"): New.
15722 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15724 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15725 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15727 2009-03-25 Richard Guenther <rguenther@suse.de>
15729 PR middle-end/39497
15730 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15733 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15735 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15736 neither of haifa/selective schedulers are working.
15738 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15740 * doc/invoke.texi (Debugging Options): Fix description of
15741 -fno-merge-debug-strings.
15743 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15745 * config/cris/libgcc.ver: New version-script.
15746 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15748 * configure.ac <GAS features, nop mnemonic>: Add pattern
15749 crisv32-*-* for "nop".
15750 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15751 * configure: Regenerate.
15753 2009-03-24 Ira Rosen <irar@il.ibm.com>
15755 PR tree-optimization/39529
15756 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15757 mark_sym_for_renaming for the tag copied to the new vector
15760 2009-03-24 Arthur Loiret <aloiret@debian.org>
15762 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15763 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15764 EXTRA_SPEC_FUNCTIONS.
15765 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15766 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15767 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15768 -march and -mtune options.
15770 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15772 * config/m68k/t-rtems: Add m5329 multilib.
15774 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15775 Jakub Jelinek <jakub@redhat.com>
15778 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15781 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15784 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15785 instead of c_parser_expression_conv, if original_code isn't one of the
15786 4 allowed comparison codes, fail.
15788 2009-03-23 Richard Guenther <rguenther@suse.de>
15790 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15791 * tree.h (struct tree_type): Likewise.
15792 * reload.h (struct insn_chain): Likewise.
15793 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15794 * function.h (struct function): Likewise.
15795 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15797 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15799 PR tree-optimization/39516
15800 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15802 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15804 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15805 should be set true if BITS_PER_WORD of target is bigger than 32
15807 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15809 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15810 Translate -B-options to -rpath-link. Correct existing
15811 rpath-link and conditionalize on !nostdlib.
15813 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15815 * doc/extend.texi (Function Attributes, Variable Attributes):
15817 * doc/invoke.texi (Debugging Options, Optimize Options)
15818 (i386 and x86-64 Options, MCore Options): Likewise.
15820 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15823 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15824 it for block local namespace aliases.
15825 (gen_decl_die): Pass context_die to gen_namespace_die.
15827 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15830 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15831 minimum or maximum value.
15833 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15835 * reginfo.c (globalize_reg): Recompute derived reg sets.
15837 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15840 * libgcc2.c (mprotect): Do not use signed arguments for
15841 VirtualProtect, use DWORD arguments. Also fix the 'may
15842 be used uninitialized' warning for the np variable.
15844 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15847 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15848 functions using regparm calling conventions when not optimizing.
15849 (ix86_function_sseregparm): Similarly for sseregparm calling
15852 2009-03-19 Li Feng <nemokingdom@gmail.com>
15854 PR middle-end/39500
15855 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15856 dependence if the first conflict is after niter iterations.
15858 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15860 PR middle-end/38609
15861 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15862 functions with dynamic stack-pointer adjustments.
15864 2009-03-19 Ben Elliston <bje@au.ibm.com>
15866 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15867 option; change to -msdata=data.
15869 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15871 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15874 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15877 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15879 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15881 * doc/invoke.texi (Code Gen Options): Expand discussion of
15884 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15886 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15887 * matrix-reorg.c (struct matrix_info): Likewise.
15888 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15889 * rtl.h (struct mem_attrs): Likewise.
15890 * df.h (struct df): Likewise.
15891 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15892 * ira-int.h (struct ira_allocno): Likewise.
15893 * df-scan.c (struct df_collection_rec): Likewise.
15894 * ira.c (struct equivalence): Likewise.
15895 * function.c (struct temp_slot): Likewise.
15896 * cfgloop.h (struct loop): Likewise.
15899 * function.c (use_register_for_decl): When not optimizing, disregard
15900 register keyword for variables with types containing methods.
15902 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15904 PR middle-end/39447
15905 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15906 (is_simple_operand): Call contains_component_ref_p before calling data
15907 reference analysis that would fail on COMPONENT_REFs.
15909 * tree-vrp.c (search_for_addr_array): Fix formatting.
15911 2009-03-18 Richard Guenther <rguenther@suse.de>
15913 * tree-vect-transform.c (vect_loop_versioning): Fold the
15914 generated comparisons.
15915 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15916 (slpeel_tree_peel_loop_to_edge): Likewise.
15918 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15920 PR middle-end/37805
15921 * opts.c (print_specific_help): In addition to `undocumented',
15922 accept `separate' and `joined' flags if passed alone. Describe
15923 output by the first matched one of those.
15924 (common_handle_option): Skip over empty strings.
15925 * gcc.c (display_help): Fix help string for `--help='.
15926 * doc/invoke.texi (Option Summary, Overall Options): With
15927 `--help=', classes and qualifiers can both be repeated, but
15928 only the latter can be negated. One should not pass only
15929 negated qualifiers. Fix markup and examples.
15932 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15933 PR middle-end/37805
15934 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15935 and -fhelp=separate.
15937 2009-03-17 Jing Yu <jingyu@google.com>
15939 PR middle-end/39378
15940 * function.h (struct rtl_data): Move is_thunk from here...
15941 (struct function): ...to here.
15942 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15943 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15945 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15947 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15948 (alpha_output_function_end_prologue): Likewise.
15949 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15950 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15951 (rs6000_output_function_epilogue): Likewise.
15952 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15954 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15957 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15958 from different units in a single alternative.
15959 (*truncdfsf_i387): Ditto.
15960 (*truncxfsf2_mixed): Ditto.
15961 (*truncxfdf2_mixed): Ditto.
15963 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15965 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15966 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15969 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15970 unused non-artificial variables when not optimizing.
15973 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15974 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15975 NAMESPACE_DECL in its DECL_INITIAL.
15977 PR middle-end/39443
15978 * optabs.c (set_user_assembler_libfunc): New function.
15979 * expr.h (set_user_assembler_libfunc): New prototype.
15980 * c-common.c: Include libfuncs.h.
15981 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15982 for memcmp, memset, memcpy, memmove and abort.
15983 * Makefile.in (c-common.o): Depend on libfuncs.h.
15986 * dwarf2out.c (gen_inlined_enumeration_type_die,
15987 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15988 gen_tagged_type_instantiation_die): Removed.
15989 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15992 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15995 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15997 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15998 (check-parallel-%): Ditto.
15999 (check-consistency): Ditto.
16001 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16003 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16004 local variable rhs by NULL_TREE.
16006 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16009 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16011 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16014 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16016 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16019 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16020 for ms->sysv ABI calls only in 64bit mode.
16022 * config/i386/i386.md (untyped_call): Support 32bit.
16024 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16026 * doc/extend.texi: Replace x86_65 with x86_64.
16028 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16030 PR tree-optimization/39455
16031 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16032 mismatches for POINTER_TYPE_P (type).
16033 (number_of_iterations_le): Likewise.
16035 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16037 * config/picochip/picochip.c: Removed profiling support.
16038 * config/picochip/picochip.md: Removed profiling instruction.
16039 * config/picochip/picochip.h: Removed profiling builtin.
16041 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16043 * doc/install.texi (--with-host-libstdcxx): Document.
16045 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16048 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16049 generate a warning if the function name does not begin with
16050 "__vector" and the function has either the 'signal' or 'interrupt'
16051 attribute, from here to ...
16052 (avr_declare_function_name): ...here. New function.
16053 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16054 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16056 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16059 * cse.c (fold_rtx): Don't modify original const_arg1 when
16060 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16061 separate variable instead.
16062 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16063 from out of range shift counts.
16064 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16066 2009-03-13 Catherine Moore <clm@codesourcery.com>
16068 * config/i386/x-mingw32 (host-mingw32.o): Replace
16069 diagnostic.h with $(DIAGNOSTIC_H).
16071 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16074 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16076 * config/i386/sync.md (sync_compare_and_swap<mode>,
16077 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16078 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16080 (sync_double_compare_and_swapdi_pic,
16081 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16082 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16084 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16087 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16089 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16092 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16093 (avx_addsubv4df3): Likewise.
16094 (*avx_addsubv4sf3): Likewise.
16095 (sse3_addsubv4sf3): Likewise.
16097 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16100 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16102 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16105 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16106 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16107 registers for allocnos created from user-defined variables.
16109 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16112 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16113 of non-integer mode as well.
16115 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16117 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16118 for functions for which the parameter types are unknown.
16120 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16123 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16124 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16125 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16126 * config/i386/i386.c (ix86_local_alignment): For
16127 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16128 long long variables on the stack to avoid dynamic realignment.
16129 Allow the first argument to be a decl rather than type.
16130 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16132 2009-03-11 Nick Clifton <nickc@redhat.com>
16135 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16137 Add description to mno-lsim option.
16138 * config/mcore/mcore.h: Remove comment about deprecated m4align
16140 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16141 * doc/invoke.texi: Add description of mno-lsim and
16142 mstack-increment options.
16144 * config/fr30/fr30.opt: Document the -mno-lsim option.
16145 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16146 and -mno-lsim options.
16148 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16150 * fold-const.c (fold_comparison): Only call fold_inf_compare
16151 if the mode supports infinities.
16153 2009-03-11 Jason Merrill <jason@redhat.com>
16156 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16157 end already did. Notice GIMPLE_CALL modifications of the result.
16158 Don't copy debug information from an ignored decl or a decl from
16161 2009-03-10 Richard Guenther <rguenther@suse.de>
16162 Nathan Froyd <froydnj@codesourcery.com>
16164 PR middle-end/37850
16165 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16166 (__divMODE3): Likewise.
16168 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16170 PR tree-optimization/39394
16171 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16172 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16174 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16176 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16177 inline asms for register asm ("") declarations.
16179 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16181 * fold-const.c (fold_unary): Fix comment.
16183 2009-03-07 Jan Hubicka <jh@suse.cz>
16186 * tree-inline.c (setup_one_parameter): Do replacement of const
16187 argument by constant in SSA form.
16189 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16191 PR middle-end/38028
16192 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16193 determine alignment passed to assign_stack_local.
16194 (assign_parms_unsplit_complex): Likewise.
16195 * except.c (sjlj_build_landing_pads): Likewise.
16197 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16199 PR middle-end/39360
16200 * tree-flow.h (add_referenced_var): Return bool instead of void.
16201 * tree-dfa.c (add_referenced_var): Return result of
16202 referenced_var_check_and_insert call.
16203 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16204 of referenced_var_check_and_insert.
16207 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16208 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16209 DIE, don't emit it if abstract origin already has it.
16210 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16211 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16213 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16215 * genpreds.c (needs_variable): Fix parentheses at variable name
16217 (write_tm_constrs_h): Indent generated code.
16219 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16221 * doc/extend.texi (Function Attributes): Add documentation
16222 for isr attributes.
16224 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16227 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16228 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16230 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16232 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16235 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16238 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16239 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16241 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16243 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16244 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16245 constants instead of magic numbers.
16246 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16248 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16249 (x86_64_ms_abi_int_parameter_registers): Ditto.
16250 (x86_64_int_return_registers): Ditto.
16251 (ix86_maybe_switch_abi): Ditto.
16252 (ix86_expand_call): Ditto for clobbered_registers array.
16253 (ix86_hard_regno_mode_ok): Ditto.
16254 (x86_extended_QIreg_mentioned_p): Ditto.
16256 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16258 PR tree-optimization/39349
16259 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16261 * combine.c (gen_lowpart_for_combine): Use omode when generating
16264 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16266 PR rtl-optimization/39235
16267 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16269 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16271 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16273 2009-03-04 Richard Guenther <rguenther@suse.de>
16275 PR tree-optimization/39362
16276 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16277 that occur in abnormal PHIs should be varying.
16279 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16281 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16283 (simple_iv): Take loop as an argument instead of statement.
16284 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16285 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16287 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16289 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16290 * matrix-reorg.c (analyze_transpose): Ditto.
16291 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16292 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16293 * tree-predcom.c (ref_at_iteration): Ditto.
16294 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16296 2009-03-04 Richard Guenther <rguenther@suse.de>
16298 PR tree-optimization/39358
16299 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16300 escaped_id and callused_id.
16301 (solve_graph): Likewise.
16303 2009-03-04 Richard Guenther <rguenther@suse.de>
16305 PR tree-optimization/39339
16306 * tree-sra.c (try_instantiate_multiple_fields): Make it
16307 no longer ICE on the above.
16309 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16311 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16312 that fits within Pmode.
16314 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16316 PR middle-end/10109
16317 * tm.texi (LIBCALL_VALUE): Update description.
16319 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16321 PR middle-end/34443
16322 * doc/extend.texi (section): Update description.
16324 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16326 PR middle-end/39345
16327 * tree-inline.c (remapped_type): New.
16328 (can_be_nonlocal): Call remapped_type instead of remap_type.
16330 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16333 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16334 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16336 2009-03-03 Richard Guenther <rguenther@suse.de>
16338 PR middle-end/39272
16339 * tree.c (tree_nonartificial_location): New function.
16340 * tree.h (tree_nonartificial_location): Declare.
16341 * builtins.c (expand_builtin_memory_chk): Provide location
16342 of the call location for artificial function pieces.
16343 (maybe_emit_chk_warning): Likewise.
16344 (maybe_emit_sprintf_chk_warning): Likewise.
16345 (maybe_emit_free_warning): Likewise.
16346 * expr.c (expand_expr_real_1): Likewise.
16348 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16350 PR tree-optimization/39343
16351 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16352 COMPONENT_REF t has ARRAY_TYPE.
16354 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16356 PR middle-end/39335
16357 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16358 when the type precision of the induction variable should be
16359 larger than the type precision of nit.
16360 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16361 * graphite.c (graphite_loop_normal_form): Same.
16362 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16364 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16366 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16367 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16368 numbers to describe clobbered registers.
16369 (*call_value_0_rex64_ms_sysv): Ditto.
16370 * config/i386/mmx.md (mmx_emms): Ditto.
16371 (mmx_femms): Ditto.
16373 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16375 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16378 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16380 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16381 (spu_section_type_flags): New function.
16383 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16385 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16386 reg_class_contents of FLOAT_REGS into a temporary.
16388 2009-03-02 Richard Guenther <rguenther@suse.de>
16389 Ira Rosen <irar@il.ibm.com>
16391 PR tree-optimization/39318
16392 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16393 information to the vectorized statement.
16395 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16397 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16398 variable. Use defined names instead of magic constants for REX SSE
16401 2009-03-01 Richard Guenther <rguenther@suse.de>
16403 PR tree-optimization/39331
16404 * omp-low.c (lower_send_shared_vars): Do not receive new
16405 values for the reference of DECL_BY_REFERENCE parms or results.
16407 2009-03-01 Jan Hubicka <jh@suse.cz>
16410 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16411 BLOCK_NONLOCALIZED_VAR): New macros.
16412 (tree_block): Add nonlocalized_vars.
16413 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16414 gen_decl_die): Add origin argument. Allow generation of die with
16415 origin at hand only.
16416 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16417 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16419 (gen_block_die): Fix checking for unused blocks.
16420 (process_scope_var): Break out from .... ; work with origins only.
16421 (decls_for_scope) ... here; process nonlocalized list.
16422 (dwarf2out_ignore_block): Look for nonlocalized vars.
16423 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16425 (dump_scope_block): Dump them.
16426 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16427 (remap_block): Likewise.
16428 (can_be_nonlocal): New predicate.
16429 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16431 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16433 * configure: Regenerate.
16435 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16437 * optc-gen.awk: No need to duplicate option flags twice.
16438 Reuse help texts for duplicate options which do not have any.
16440 * gcc.c (display_help): Document --version.
16442 * gcc.c (main): If print_help_list and verbose_flag, ensure
16443 driver output comes before subprocess output.
16445 * optc-gen.awk: Assign all remaining fields to help string,
16446 space-separated, for multi-line help in *.opt.
16448 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16449 -Wno-pedantic-ms-format is for MinGW targets only.
16451 * doc/options.texi (Option file format): Fix bad indentation,
16452 restoring dropped sentence.
16454 2009-02-28 Jan Hubicka <jh@suse.cz>
16456 * tree-inline.c (tree_function_versioning): Output debug info.
16458 2009-02-28 Jan Hubicka <jh@suse.cz>
16461 * tree-inline.c (setup_one_parameter): Do not copy propagate
16462 arguments when not optimizing.
16464 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16467 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16468 (avx_addsubv4df3): Likewise.
16469 (*avx_addsubv4sf3): Likewise.
16470 (sse3_addsubv4sf3): Likewise.
16471 (*avx_addsubv2df3): Likewise.
16472 (sse3_addsubv2df3): Likewise.
16473 (avx_unpckhps256): Correct item selectors.
16474 (avx_unpcklps256): Likewise.
16475 (avx_unpckhpd256): Likewise.
16476 (avx_unpcklpd256): Likewise.
16478 2009-02-28 Jan Hubicka <jh@suse.cz>
16480 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16482 (copy_arguments_for_versioning): If var is declared don't declare it.
16483 (tree_function_versioning): First setup substitutions and then copy
16486 2009-02-27 Jan Hubicka <jh@suse.cz>
16489 * cgraph.h (varpool_output_debug_info): Remove.
16490 * cgraphunit.c (varpool_output_debug_info): Remove.
16491 * dwarf2out.c (deferred_locations_struct): New struct
16492 (deferred_locations): New type.
16493 (deferred_locations_list): New static var.
16494 (deffer_location): New function.
16495 (gen_variable_die): Use it.
16496 (decls_for_scope): Output info on local static vars.
16497 (dwarf2out_finish): Process deferred locations.
16498 * varpool.c (varpool_output_debug_info): Remove.
16500 2009-02-27 Jan Hubicka <jh@suse.cz>
16503 * tree.h (TREE_PROTECTED): Fix comment.
16504 (BLOCK_HANDLER_BLOCK): Remove.
16505 (struct tree_block): Remove handler_block add body_block.
16506 (inlined_function_outer_scope_p): New.
16507 (is_body_block): Remove.
16508 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16509 * dwarf2out.c (is_inlined_entry_point): Remove.
16510 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16511 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16513 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16514 * gimplify.c (gimplify_expr): Gimplify body blocks.
16515 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16516 block with multiple subblocks.
16517 (dump_scope_block): Prettier output; dump more flags and info.
16518 (dump_scope_blocks): New.
16519 (remove_unused_locals): Use dump_scope_blocks.
16520 * tree-flow.h (dump_scope_blocks): Declare.
16521 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16522 * stmt.c (is_body_block): Remove.
16523 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16524 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16526 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16528 PR middle-end/39308
16529 * graphite.c (graphite_loop_normal_form): Do not call
16530 number_of_iterations_exit from a gcc_assert.
16532 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16534 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16535 jumps if COND is NULL.
16536 (find_cond_jump): New function.
16537 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16538 * config/s390/s390.md: Remove z10_cobra attribute value.
16540 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16542 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16543 force_const_mem returns NULL_RTX.
16545 2009-02-26 Jan Hubicka <jh@suse.cz>
16548 * cgraph.h (varpool_output_debug_info): Remove.
16549 * cgraphunit.c (varpool_output_debug_info): Remove.
16550 * dwarf2out.c (deferred_locations_struct): New struct
16551 (deferred_locations): New type.
16552 (deferred_locations_list): New static var.
16553 (deffer_location): New function.
16554 (gen_variable_die): Use it.
16555 (decls_for_scope): Output info on local static vars.
16556 (dwarf2out_finish): Process deferred locations.
16557 * varpool.c (varpool_output_debug_info): Remove.
16559 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16561 PR rtl-optimization/39241
16562 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16563 to subreg_offset_representable_p.
16565 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16567 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16568 execute function prototype. Get f and nregs from max_reg_num
16569 and get_insns. Remove the first backward pass as it's dead,
16570 guard the forward pass by flag_expensive_optimizations.
16571 (rest_of_handle_regmove): Delete.
16572 (pass_regmove): Replace it with regmove_optimize.
16574 2009-02-25 Martin Jambor <mjambor@suse.cz>
16576 PR tree-optimization/39259
16577 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16578 calls_alloca function flags.
16579 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16580 calls are detected.
16582 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16584 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16585 flags_set_1_rtx, flags_set_1_set): Delete.
16586 (regmove_optimize): Do not call mark_flags_life_zones.
16588 2009-02-24 Julian Brown <julian@codesourcery.com>
16591 * config/arm/arm.c (require_pic_register): Only set
16592 cfun->machine->pic_reg once per function.
16594 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16596 * doc/invoke.texi (Link Options): Document an easier way to pass
16597 options that take arguments to the GNU linker using -Xlinker and -Wl.
16599 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16602 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16604 2009-02-24 Richard Guenther <rguenther@suse.de>
16607 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16609 2009-02-24 Richard Guenther <rguenther@suse.de>
16610 Zdenek Dvorak <ook@ucw.cz>
16612 PR tree-optimization/39233
16613 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16614 from converting them to a generic type.
16616 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16618 PR tree-optimization/39260
16619 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16620 contains a condition with a real type.
16621 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16623 2009-02-23 Jason Merrill <jason@redhat.com>
16626 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16627 narrowing_initializer_constant_valid_p.
16628 (narrowing_initializer_constant_valid_p): Don't return
16629 null_pointer_node for adding a pointer to itself.
16631 2009-02-23 Jan Hubicka <jh@suse.cz>
16634 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16637 2009-02-23 Jan Hubicka <jh@suse.cz>
16639 PR tree-optimization/37709
16640 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16641 * tree.h (block_ultimate_origin): Declare.
16642 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16643 * tree-ssa-live.c (remove_unused_scope_block_p):
16644 Eliminate blocks containig no instructions nor live variables nor
16646 (dump_scope_block): New function.
16647 (remove_unused_locals): Enable removal of dead blocks by default;
16648 enable dumping at TDF_DETAILS.
16650 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16652 * config/i386/i386.c (classify_argument): Don't allow COImode
16654 (function_arg_advance_32): Don't allow OImode.
16655 (function_arg_32): Likewise.
16656 (function_value_32): Likewise.
16657 (return_in_memory_32): Likewise.
16658 (function_arg_64): Remove OImode comment.
16660 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16664 ix86_expand_vector_set for V4DImode in 64bit mode only.
16665 (ix86_expand_vector_init_one_var): Likewise.
16667 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16669 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16671 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16674 * loop-iv.c: Revert last change.
16675 * emit-rtl.c: Likewise.
16677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16680 * config/i386/i386.c (type_natural_mode): Remove an extra
16681 space in the warning message.
16682 (function_value_32): Handle 32-byte vector modes.
16683 (return_in_memory_32): Likewise.
16685 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16687 * loop-iv.c (truncate_value): New function.
16688 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16690 (lowpart_subreg): Move to...
16691 * emit-rtl.c: ...here.
16693 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16695 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16696 accidental and undocumented change at revision 140860.
16698 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16700 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16701 take gimple_seq * arguments.
16702 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16703 types_compatible_p langhook.
16705 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16706 Joseph Myers <joseph@codesourcery.com>
16708 * config/arm/arm.c (arm_builtin_va_list): New function.
16709 (arm_expand_builtin_va_start): Likewise.
16710 (arm_gimplify_va_arg_expr): Likewise.
16711 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16712 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16713 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16714 (va_list_type): New variable.
16715 (arm_mangle_type): Mangle va_list_type appropriately.
16717 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16719 PR middle-end/39157
16720 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16721 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16722 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16723 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16724 parameter to 1000 for -O1 by default.
16725 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16727 * loop-invariant.c: Include params.h.
16728 (move_loop_invariants): Don't call move_single_loop_invariants on
16731 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16733 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16734 offset when calculating bounds for indexing stack_usage_map. Fixes
16735 a buffer overflow with certain target setups.
16737 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16740 * calls.c (expand_call): Clear try_tail_call if caller and callee
16741 disagree in promotion of function return value.
16743 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16746 * c-common.c (c_determine_visibility): If visibility changed and
16747 DECL_RTL has been already set, call make_decl_rtl to update symbol
16750 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16753 * varasm.c (assemble_variable): Don't check DECL_NAME when
16754 globalizing a variable.
16756 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16759 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16760 expression before any __builtin_trap call.
16761 * c-typeck.c (build_function_call): Convert and check function
16762 arguments before generating a call to a trap. Evaluate the
16763 function arguments before the trap.
16765 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16768 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16769 (UNSPEC_FXAM_MEM): New unspec.
16770 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16771 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16772 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16774 2009-02-19 Richard Guenther <rguenther@suse.de>
16776 PR tree-optimization/39207
16777 PR tree-optimization/39074
16778 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16779 storedanything_tree): New.
16780 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16781 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16782 (build_succ_graph): Add edges from STOREDANYTHING to all
16784 (init_base_vars): Initialize STOREDANYTHING.
16785 (compute_points_to_sets): Free substitution info after
16786 building the succ graph.
16787 (ipa_pta_execute): Likewise.
16789 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16791 (do_ds_constraint): Do not add to special var or non-pointer
16793 (type_could_have_pointers): Split out from ...
16794 (could_have_pointers): ... here. For arrays use the element type.
16795 (create_variable_info_for): Initialize may_have_pointers.
16796 (new_var_info): Likewise.
16797 (handle_lhs_call): Make the HEAP variable unknown-sized.
16798 (intra_create_variable_infos): Use a type with pointers for
16799 PARM_NOALIAS, make it unknown-sized.
16801 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16804 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16806 2009-02-18 Jason Merrill <jason@redhat.com>
16809 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16810 value if DECL_EXTERNAL.
16811 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16812 * target.h (gcc_target::binds_local_p): Clarify "module".
16813 * tree.h (TREE_PUBLIC): Clarify "module".
16815 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16818 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16819 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16821 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16824 * c.opt (Wabi): Support C and ObjC.
16827 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16829 * config/i386/i386.c (classify_argument): Warn once about the ABI
16830 change when passing union with long double.
16832 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16834 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16837 * c-parser.c (c_parser_compound_statement): Always enter and leave
16840 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16843 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16845 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16847 PR tree-optimization/36922
16848 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16849 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16852 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16854 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16857 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16859 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16861 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16863 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16866 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16867 Richard Sandiford <rdsandiford@googlemail.com>
16869 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16870 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16871 (loongson_biadd): ...this.
16873 2009-02-17 Richard Guenther <rguenther@suse.de>
16875 PR tree-optimization/39202
16876 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16877 a var make sure to follow existing collapses.
16879 2009-02-17 Richard Guenther <rguenther@suse.de>
16881 PR middle-end/39214
16882 * langhooks.c (lhd_print_error_function): Check for NULL block.
16884 2009-02-17 Richard Guenther <rguenther@suse.de>
16886 PR tree-optimization/39204
16887 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16890 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16892 * config/soft-fp/double.h: Update from glibc CVS.
16894 2009-02-17 Richard Guenther <rguenther@suse.de>
16896 PR tree-optimization/39207
16897 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16898 strict-aliasing warnings for pointers pointing to NULL.
16900 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16903 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16904 skipping until next close brace.
16906 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16909 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16910 to function argument boundary.
16912 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16914 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16915 in the lea_add. Reload eventually constraints it properly.
16916 * config/picochip/constraints.md: Remove the target constraint
16917 "b", since it is not needed anymore.
16919 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16921 * gthr-dce.h: Uglify function parameter and local variable names.
16922 * gthr-gnat.h: Likewise.
16923 * gthr-mipssde.h: Likewise.
16924 * gthr-nks.h: Likewise.
16925 * gthr-posix95.h: Likewise.
16926 * gthr-posix.h: Likewise.
16927 * gthr-rtems.h: Likewise.
16928 * gthr-single.h: Likewise.
16929 * gthr-solaris.h: Likewise.
16930 * gthr-tpf.h: Likewise.
16931 * gthr-vxworks.h: Likewise.
16932 * gthr-win32.h: Likewise.
16934 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16937 * config/i386/i386.md: Restrict the new peephole2 to move
16938 between MMX/SSE registers.
16940 2009-02-15 Richard Guenther <rguenther@suse.de>
16943 2009-02-13 Richard Guenther <rguenther@suse.de>
16945 * configure.ac: Enable LFS.
16946 * configure: Re-generate.
16947 * config.in: Likewise.
16949 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16951 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16952 spu_srqwbyte, spu_srqwbytebc): Define.
16953 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16954 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16955 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16956 "shrqby_<mode>"): New insn-and-split patterns.
16957 * config/spu/spu.c (expand_builtin_args): Determine and return
16958 number of operands using spu_builtin_description data.
16959 (spu_expand_builtin_1): Use it.
16961 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16964 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16967 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16970 * config/i386/i386.c (override_options): Correct warning
16971 messages for -malign-loops, -malign-jumps and -malign-functions.
16973 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16976 * config/i386/i386.md: Restrict the new peephole2 to move
16977 between the general purpose registers.
16979 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16982 * config/i386/i386.c (type_natural_mode): Add a new argument.
16983 Return the original mode and warn ABI change if vector size is 32byte.
16984 (function_arg_advance): Updated.
16985 (function_arg): Likewise.
16986 (ix86_function_value): Likewise.
16987 (ix86_return_in_memory): Likewise.
16988 (ix86_sol10_return_in_memory): Likewise.
16989 (ix86_gimplify_va_arg): Likewise.
16990 (function_arg_32): Don't warn ABX ABI change here.
16991 (function_arg_64): Likewise.
16993 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16995 * loop-iv.c (implies_p): In the final case, test that operands 0
16996 of the two comparisons match.
16998 * config/bfin/bfin.c (find_prev_insn_start): New function.
16999 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17000 (find_next_insn_start): Move.
17002 2009-02-13 Richard Guenther <rguenther@suse.de>
17004 * configure.ac: Enable LFS.
17005 * configure: Re-generate.
17006 * config.in: Likewise.
17008 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17011 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17012 sizes on syntax error after some arguments have been parsed.
17014 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17016 * doc/invoke.texi (-fira): Remove.
17018 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17020 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17021 * recog.c: Likewise.
17024 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17026 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17027 (umul_ppmm): Likewise.
17028 (count_leading_zeros): Likewise.
17029 (count_trailing_zeros): Likewise.
17030 (UMUL_TIME): Likewise.
17032 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17034 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17035 soft-fp/t-softfp to tmake_file.
17037 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17038 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17039 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17040 IA64_BUILTIN_INFQ]: New.
17041 (ia64_init_builtins): Initialize __builtin_infq,
17042 __builtin_fabsq and __builtin_copysignq if not HPUX.
17043 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17044 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17046 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17048 (__fixtfti): Likewise.
17049 (__fixunstfti): Likewise.
17050 (__floattitf): Likewise.
17052 * config/ia64/libgcc-glibc.ver: New.
17053 * config/ia64/t-fprules-softfp: Likewise.
17054 * config/ia64/sfp-machine.h: Likewise.
17056 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17057 (LIBGCC2_TF_CEXT): Likewise.
17058 (TF_SIZE): Likewise.
17059 (TARGET_INIT_LIBFUNCS): Likewise.
17061 * config/ia64/t-glibc (SHLINB_MAPFILES):
17062 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17064 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17066 * config/i386/i386.c (construct_container): Rewrite processing
17067 BLKmode with X86_64_SSE_CLASS.
17069 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17072 * config/i386/i386.md: Replace simplify_replace_rtx with
17073 replace_rtx in the new peephole2.
17075 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17077 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17078 loop unrolling do not happen at -O2.
17080 2009-02-12 Michael Matz <matz@suse.de>
17082 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17084 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17086 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17089 2009-02-12 Ben Elliston <bje@au.ibm.com>
17091 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17092 patterns when updating the back chain. Missed in the 2009-02-10
17095 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17097 * doc/extend.texi (Decimal Floating Types): Update identifier of
17098 draft TR and list of missing support.
17100 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17102 PR middle-end/39154
17103 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17104 bit to variable length decl's flags, add it also to its
17105 pointer replacement variable.
17107 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17108 Jakub Jelinek <jakub@redhat.com>
17111 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17112 (memory_blockage): New expander.
17113 (*memory_blockage): New insn pattern.
17114 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17115 instead of general blockage at the end of function prologue when
17116 frame pointer is used to access red zone area. Do not emit blockage
17117 when profiling, it is emitted in generic code.
17118 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17119 function epilogue when frame pointer is used to access red zone area.
17121 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17124 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17125 by arithmetic with memory operands.
17126 * config/i386/predicates.md (commutative_operator): New.
17128 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17130 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17133 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17135 * alias.h (record_alias_subset): Declare.
17136 * alias.c (record_alias_subset): Make global.
17138 2009-02-10 Nick Clifton <nickc@redhat.com>
17140 * tree-parloops.c: Change license to GPLv3.
17141 * ipa-struct-reorg.c: Change license to GPLv3.
17142 * ipa-struct-reorg.h: Change license to GPLv3.
17144 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17147 * c-decl.c (start_struct): Return NULL on error.
17149 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17151 PR middle-end/39124
17152 * cfgloopmanip.c (remove_path): Call remove_bbs after
17153 cancel_loop_tree, not before it.
17156 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17157 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17158 VAR_DECLs were seen.
17159 * tree-ssa-live.c (remove_unused_locals): Recompute
17160 cfun->has_local_explicit_reg_vars.
17161 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17162 copies or clearings if cfun->has_local_explicit_reg_vars.
17164 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17167 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17168 of function prologue when frame pointer is used to access
17171 2009-02-10 Richard Guenther <rguenther@suse.de>
17173 PR middle-end/39127
17174 * gimplify.c (gimple_regimplify_operands): Always look if
17175 we need to create a temporary.
17177 2009-02-10 Richard Guenther <rguenther@suse.de>
17179 PR tree-optimization/39132
17180 * tree-loop-distribution.c (todo): New global var.
17181 (generate_memset_zero): Trigger TODO_rebuild_alias.
17182 (tree_loop_distribution): Return todo.
17184 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17187 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17188 (x86_64_reg_class_name): Removed.
17189 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17190 first one isn't X86_64_SSE_CLASS or any other ones aren't
17191 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17192 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17193 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17194 and 3 X86_64_SSEUP_CLASS.
17195 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17196 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17198 2009-02-10 Ben Elliston <bje@au.ibm.com>
17200 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17201 form instruction to update the stack back chain word, even if the
17202 user has disabled the generation of update instructions.
17203 (movdi_<mode>_update_stack): New.
17204 (movsi_update_stack): Likewise.
17205 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17206 always use an update form instruction to update the stack back
17209 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17211 PR middle-end/38953
17212 * graphite.c (if_region_set_false_region): After moving a region in
17213 the false branch of a condition, remove the empty dummy basic block.
17214 (gloog): Remove wrong fix for PR38953.
17216 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17218 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17219 generation due to implicit sign extension.
17221 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17223 PR middle-end/38981
17224 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17225 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17227 2009-02-09 Richard Guenther <rguenther@suse.de>
17229 PR middle-end/35202
17230 * convert.c (convert_to_real): Disable (float)fn((double)x)
17231 to fnf(x) conversion if errno differences may occur and
17232 -fmath-errno is set.
17234 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17236 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17237 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17238 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17240 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17243 * c-common.c (handle_alias_attribute): Disallow attribute for
17244 anything not a FUNCTION_DECL or VAR_DECL.
17246 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17249 * real.c (do_compare): Special-case compare of zero against
17250 decimal float value.
17252 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17255 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17256 as indicating flexible array members unless the field itself is
17257 being declarared as the incomplete array.
17259 2009-02-06 Jan Hubicka <jh@suse.cz>
17261 PR tree-optimization/38844
17262 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17263 is already inlined.
17265 2009-02-06 Richard Guenther <rguenther@suse.de>
17267 PR middle-end/38977
17268 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17269 fork because we may expand it as __gcov_fork.
17271 2009-02-06 Nick Clifton <nickc@redhat.com>
17273 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17275 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17277 PR tree-optimization/35659
17278 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17279 vn_phi_eq): Shortcut if hashcode does not match.
17280 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17282 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17283 and avoid iterative_hash_expr.
17284 (FOR_EACH_VALUE_ID_IN_SET): New.
17285 (value_id_compare): Remove.
17286 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17287 sort expressions by value id.
17289 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17292 * config/sh/predicates.md (general_movsrc_operand): Don't check
17293 the subreg of system registers here.
17295 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17298 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17299 on the copied decl.
17301 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17303 PR rtl-optimization/39110
17304 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17305 addresses, not aligned ones.
17307 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17308 Richard Guenther <rguenther@suse.de>
17310 PR tree-optimization/39100
17311 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17312 comment says and add edges.
17314 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17317 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17318 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17320 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17322 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17323 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17324 register_bb_in_sese, new_sese, free_sese): Moved.
17325 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17326 outermost_loop_in_scop, build_scop_iteration_domain,
17327 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17328 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17329 Use loop_in_sese_p instead of loop_in_scop_p.
17330 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17331 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17332 (scopdet_basic_block_info): Fix bug in scop detection.
17333 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17334 eq_loop_to_cloog_loop): Remove.
17335 (nb_loops_around_loop_in_scop, nb_loop
17336 ref_nb_loops): Moved here...
17337 * graphite.h (ref_nb_loops): ... from here.
17338 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17339 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17340 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17341 * testsuite/gcc.dg/graphite/scop-19.c: New
17343 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17344 Hans-Peter Nilsson <hp@axis.com>
17346 PR rtl-optimization/37889
17347 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17348 Move offset handling from PLUS to before the switch. Use new
17349 arguments when considering SYMBOL_REFs too.
17350 (rtx_addr_can_trap_p): Pass dummy offset and size.
17351 (enum may_trap_p_flags): Remove.
17352 (may_trap_p_1): Pass size from MEM_SIZE.
17354 PR rtl-optimization/38921
17355 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17356 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17357 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17358 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17360 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17362 AVX Programming Reference (January, 2009)
17363 * config/i386/sse.md (*vpclmulqdq): New.
17365 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17367 PR tree-optimization/38977
17368 PR gcov-profile/38292
17369 * calls.c (special_function_p): Disregard __builtin_ prefix.
17371 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17373 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17374 non-indexable addresses even before reload.
17376 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17379 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17380 as having variable size. Do not give an error for unnamed
17381 parameters with [*] declarators. Give a warning for type names
17382 with [*] declarators and mark them as variable size.
17383 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17384 for sizeof applied to [*] type names.
17386 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17389 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17391 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17393 * gcc.c (process_command): Update copyright notice dates.
17394 * gcov.c (print_version): Likewise.
17395 * gcov-dump.c (print_version): Likewise.
17396 * mips-tfile.c (main): Likewise.
17397 * mips-tdump.c (main): Likewise.
17399 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17402 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17403 for composite type involving a zero-length array type.
17405 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17408 * function.c (match_asm_constraints_1): Skip over
17409 initial optional % in the constraint.
17411 PR inline-asm/39059
17412 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17413 supported, don't accept FIXED_CSTs.
17414 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17415 and _Sat is used without _Fract/_Accum. Set specs->type to
17416 integer_type_node for cts_fract/cts_accum if fixed point is not
17419 2009-02-02 Catherine Moore <clm@codesourcery.com>
17421 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17423 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17425 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17426 (ABI_HAS_64BIT_SYMBOLS): Use it.
17427 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17429 2009-02-02 Paul Brook <paul@codesourcery.com>
17431 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17433 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17435 PR inline-asm/39058
17436 * recog.h (asm_operand_ok): Add constraints argument.
17437 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17438 recurse on matching constraint.
17439 (check_asm_operands): Pass constraints as 3rd argument to
17440 asm_operand_ok. Don't look up matching constraint here.
17441 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17444 2009-02-02 Ben Elliston <bje@au.ibm.com>
17446 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17447 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17449 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17451 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17452 information. Remove some obsolete information. Reorganize.
17454 * config/pa/fptr.c: Revert license to GPL 2.
17455 * config/pa/milli64.S: Likewise.
17457 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17460 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17461 LIBRARY name in, instead of hard-coding it.
17462 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17463 extra target make frag to tmake_files according to EH model.
17464 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17465 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17466 frags that define makefile variable EH_MODEL appropriately.
17467 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17468 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17469 to "-sjlj" according to type of EH configured.
17470 (LIBGCC_SONAME): Concatenate it to shared library base name.
17471 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17472 to "_sjlj" according to type of EH configured.
17473 (LIBGCC_SONAME): Concatenate it to shared library base name.
17474 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17475 (SHLIB_LINK): Add missing semicolon to if-else construct.
17476 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17477 string value of "pe_dll" command-line option.
17478 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17479 (SHLIB_SONAME): Use it when overriding t-cygming default.
17480 (SHLIB_IMPLIB): Override t-cygming default.
17481 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17482 string value of "pe_dll" command-line option.
17484 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17487 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17488 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17490 2009-01-31 Richard Guenther <rguenther@suse.de>
17492 PR tree-optimization/38937
17493 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17494 computing the transitive closure.
17496 2009-01-30 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/39041
17499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17500 Propagate variable indices only if the types match for this stmt.
17502 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17505 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17506 inline but never defined.
17508 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17510 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17511 (*insv_h_di_reg_extimm): New insn.
17512 (*insv_l<mode>_reg_extimm): New insn.
17514 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17516 * config/picochip/picochip.c (flag_conserve_stack): set
17517 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17518 fconserve-stack. Reduce call-overhead used by inliner.
17520 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17523 * common.opt (flag_conserve_stack): Initialised to zero.
17525 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17528 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17529 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17532 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17534 * ira-color.c (allocno_reload_assign): Update comments.
17535 * regmove.c (regmove_optimize): Likewise.
17539 2009-01-29 Robert Millan <rmh@aybabtu.com>
17541 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17542 * config/i386/kopensolaris-gnu.h: New file. Undefine
17543 `MD_UNWIND_SUPPORT'.
17544 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17546 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17548 PR tree-optimization/39007
17549 * tree-loop-distribution.c (generate_builtin): Use
17550 recompute_dominator to compute the immediate dominator of the
17551 basic block just after the loop.
17553 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17555 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17556 (ASM_OUTPUT_DWARF_PCREL): Define.
17558 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17560 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17561 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17562 global. Modify entries about regmove and IRA.
17564 * ra-conflict.c: Remove the file.
17566 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17568 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17569 (pass_regclass_init): Rename to pass_reginfo_init.
17571 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17573 * toplev.h (flag_ira): Remove.
17575 * caller-save.c (setup_save_areas): Remove flag_ira.
17577 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17579 * global.c: Remove the file.
17581 * opts.c (decode_options): Remove flag_ira.
17583 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17585 * regmove.c: Modify file description.
17586 (find_use_as_address, try_auto_increment): Define them only if
17587 AUTO_INC_DEC is defined.
17588 (replacement_quality, replace_in_call_usage, fixup_match_1,
17589 stable_and_no_regs_but_for_p): Remove.
17590 (reg_set_in_bb): Make it static.
17591 (regmove_optimize): Remove flag_ira and code which worked for
17594 * local-alloc.c: Remove the file.
17596 * common.opt (fira): Remove.
17598 * ira.c: Include except.h.
17599 (eliminable_regset): Move from global.c.
17600 (mark_elimination): Ditto. Remove flag_ira.
17601 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17602 equiv_mem_modified, validate_equiv_mem_from_store,
17603 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17604 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17605 no_equiv, recorded_label_ref): Move from local-alloc.c.
17606 (update_equiv_regs): Ditto. Make it static.
17607 (print_insn_chain, print_insn_chains): Move it from global.c.
17608 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17609 (build_insn_chain): Ditto. Make it static.
17610 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17611 Rename to init_live_subregs.
17612 (gate_ira): Remove flag_ira.
17614 * regclass.c: Rename reginfo.c. Change file description.
17615 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17616 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17617 (init_reg_sets_1): Remove code for evaluation of
17618 reg_class_superclasses and losing_caller_save_reg_set.
17619 (init_regs): Remove init_reg_autoinc.
17620 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17621 ok_for_base_p_nonstrict): Remove.
17622 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17623 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17624 corresponding entries.
17625 (dump_regclass, record_operand_costs, scan_one_insn,
17626 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17627 record_address_regs, auto_inc_dec_reg_p): Remove.
17628 (gt-regclass.h): Rename to gt-reginfo.h.
17630 * rtl.h (dump_global_regs, retry_global_alloc,
17631 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17633 * Makefile.in (RA_H): Remove.
17634 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17635 Rename regclass.o to reginfo.o.
17636 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17638 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17639 (GTFILES): Rename regclass.c to reginfo.c.
17641 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17642 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17644 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17645 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17647 (finish_spills): Ditto. Remove code for !flag_ira.
17649 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17651 PR middle-end/35854
17652 * doc/invoke.texi (rtl debug options): Complete rewrite.
17653 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17655 * mode-switching.c (pass_mode_switching): Rename pass from
17656 "mode-sw" to "mode_sw".
17657 * except.c (pass_convert_to_eh_ranges): Rename pass from
17658 "eh-ranges" to "eh_ranges".
17659 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17663 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17664 Alexander Monakov <amonakov@ispras.ru>
17666 PR middle-end/38857
17667 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17669 (move_exprs_to_boundary): Change return type and pass through
17670 should_move from move_op. Relax assert. Update usage ...
17671 (schedule_expr_on_boundary): ... here. Use should_move instead of
17673 (move_op_orig_expr_found): Indicate that insn was disconnected from
17675 (code_motion_process_successors): Do not call after_merge_succs
17676 callback if original expression was not found when traversing any of
17678 (code_motion_path_driver): Change return type. Update prototype.
17679 (move_op): Update comment. Add a new parameter (should_move). Update
17680 prototype. Set *should_move based on indication provided by
17681 move_op_orig_expr_found.
17683 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17685 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17686 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17687 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17688 * config/rs6000/rs6000.c (rs6000_override_options): Default
17689 avoid-indexed-addresses on for Power6, off for everything else.
17690 (avoiding_indexed_address_p): New function.
17691 (rs6000_legitimize_address): Use it.
17692 (rs6000_legitimate_address): Likewise.
17693 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17695 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17697 PR tree-optimization/38997
17698 * tree-loop-distribution.c (generate_memset_zero): Use
17699 POINTER_PLUS_EXPR for a pointer addition.
17701 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17703 * config/s390/s390.md (bswap<mode>2): New pattern added.
17705 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17707 * config/s390/s390.md (*tls_load_31): Added type attribute.
17709 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17711 * config/s390/s390.md: Fix a few comments.
17713 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17715 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17716 (*tm<mode>_full): Fixed z10prop attribute.
17717 (*tst<mode>_extimm): Fixed z10prop attribute.
17718 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17719 (*tstqiCCT_cconly): Fixed z10prop attribute.
17720 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17721 (*movsi_larl): Fixed z10prop attribute.
17722 (*movsi_zarch): Fixed z10prop attribute.
17723 (*movsi_eas): Fixed z10prop attribute.
17724 (*movhi): Fixed z10prop attribute.
17725 (*movqi): Fixed z10prop attribute.
17726 (*movstrictqi): Fixed z10prop attribute.
17727 (*mov<mode>): Fixed z10prop attribute.
17728 (*movcc): Fixed z10prop attribute.
17729 (*sethighpartdi_64): Fixed z10prop attribute.
17730 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17731 (*negdi2_sign_cc): Fixed z10prop attribute.
17732 (*negdi2_sign): Fixed z10prop attribute.
17733 (*absdi2_sign_cc): Fixed z10prop attribute.
17734 (*absdi2_sign): Fixed z10prop attribute.
17735 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17736 (*negabsdi2_sign): Fixed z10prop attribute.
17737 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17738 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17739 (doloop_si64): Fixed z10prop attribute.
17740 (doloop_si31): Fixed z10prop attribute.
17741 (doloop_long): Fixed z10prop attribute.
17742 (indirect_jump): Fixed z10prop attribute.
17743 (nop): Fixed z10prop attribute.
17744 (main_base_64): Fixed z10prop attribute.
17745 (reload_base_64): Fixed z10prop attribute.
17747 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17749 PR rtl-optimization/38740
17750 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17752 * config/mips/mips.c (mips_reorg): Likewise.
17754 2009-01-28 Richard Guenther <rguenther@suse.de>
17756 PR tree-optimization/38926
17757 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17758 with the correct value id to a value.
17759 (do_regular_insertion): Use the value number of edoubleprime
17760 for the value number of the expr.
17763 2008-08-21 Richard Guenther <rguenther@suse.de>
17765 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17766 a PHI ask VN if it is already available.
17767 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17768 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17770 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17772 PR middle-end/38934
17773 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17774 set to varying whenever max has TREE_OVERFLOW set, similarly
17775 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17777 2009-01-28 Richard Guenther <rguenther@suse.de>
17779 PR middle-end/38908
17780 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17781 uninitialized aggregate uses in call arguments.
17783 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17785 PR tree-optimization/38984
17786 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17787 the nothing_id variable if -fno-delete-null-pointer-checks.
17789 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17792 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17793 (set_got_offset_rex64): Ditto.
17795 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17798 * doc/extend.texi: Improve local variable with asm reg.
17800 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17802 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17803 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17804 was not supplied then set warn_packed_bitfield_compat to the
17805 default value of 1.
17806 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17809 2009-01-27 Richard Guenther <rguenther@suse.de>
17811 PR tree-optimization/38503
17812 * cfgexpand.c (expand_gimple_basic_block): Ignore
17813 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17814 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17815 variables that cannot have TBAA applied.
17816 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17819 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17821 PR middle-end/38969
17822 * calls.c (initialize_argument_information): Do not wrap complex
17823 arguments in SAVE_EXPR.
17825 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17827 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17828 (INSTALL_LIBGCC): Revert typo commit.
17830 2009-01-26 Richard Guenther <rguenther@suse.de>
17832 PR tree-optimization/38745
17833 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17834 from special handling.
17836 2009-01-26 Richard Guenther <rguenther@suse.de>
17838 PR tree-optimization/38745
17839 * tree-ssa.c (execute_update_addresses_taken): Do not include
17840 variables that cannot possibly be a register in not_reg_needs.
17841 Do not clear TREE_ADDRESSABLE on vars that may not become
17843 * tree-ssa.c (update_alias_info_1): Include those in the set
17844 of addressable vars.
17846 2009-01-26 Richard Guenther <rguenther@suse.de>
17848 PR middle-end/38851
17849 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17850 * tree-ssa-dse.c: Include langhooks.h
17851 (execute_simple_dse): Remove stores with zero size.
17853 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17856 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17859 2009-01-24 Julian Brown <julian@codesourcery.com>
17861 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17862 config/arm/linux-atomic.c.
17863 * config/arm/linux-atomic.c: New.
17865 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17867 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17868 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17869 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17871 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17874 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17877 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17879 PR tree-optimization/38953
17880 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17881 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17882 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17883 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17886 2009-01-24 Paul Brook <paul@codesourcery.com>
17888 * config/arm/neon.md (neon_type): Move to arm.md.
17889 (neon_mov<VSTRUCT>): Add neon_type attribute.
17890 * config/arm/arm.md (neon_type): Move to here.
17891 (conds): Add "unconditioal" and use as default for NEON insns.
17893 2009-01-24 Ben Elliston <bje@au.ibm.com>
17895 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17896 void *' warning from -Wc++-compat.
17897 * Makefile.in (dominance.o-warn): Remove.
17899 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17901 PR tree-optimization/38932
17902 * fold-const.c (fold_unary_ignore_overflow): New.
17903 * tree.h (fold_unary_ignore_overflow): Declare.
17904 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17905 * tree-ssa-sccvn.c (visit_reference_op_load,
17906 simplify_unary_expression): Likewise.
17908 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17910 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17911 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17912 regardless of their type.
17913 * c-common.c (handle_packed_attribute): Don't ignore packed on
17915 * c.opt (Wpacked-bitfield-compat): New warning option.
17916 * stor-layout.c (place_field): Warn if offset of a field changed.
17917 * doc/extend.texi (packed): Mention the ABI change.
17918 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17919 (Warning Options): Add it to the list.
17921 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17923 * c-opts.c (c_common_post_options): Fix a typo in comments.
17925 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17927 PR middle-end/38615
17928 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17929 variables to static.
17930 * doc/invoke.texi (-fmerge-all-constants): Update description.
17932 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17935 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17936 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17938 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17940 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17942 (LOCAL_ALIGNMENT): Similarly.
17944 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17945 Joseph Myers <joseph@codesourcery.com>
17947 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17948 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17949 * config/arm/arm-tune.md: Regenerate.
17950 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17953 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17955 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17956 version number to five.
17958 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17961 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17962 * c-common.c (set_underlying_type): Likewise.
17963 (is_typedef_decl ): Likewise
17965 (set_underlying_type): Likewise.
17966 (is_typedef_type): Likewise.
17968 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17970 PR middle-end/38587
17971 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17974 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17977 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17978 (LIBGCC_SPEC): Don't define.
17979 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17981 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17983 PR rtl-optimization/38879
17984 * alias.c (base_alias_check): Unaligned access via AND address can
17985 alias all surrounding object types except those with sizes equal
17986 or wider than the size of unaligned access.
17988 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17991 * c-decl.c (clone_underlying_type): Move this ...
17992 * c-common.c (set_underlying_type): ... here.
17993 Also, make sure the function properly sets TYPE_STUB_DECL() on
17994 the newly created typedef variant type.
17995 (is_typedef_decl ): New entry point.
17996 * tree.h: Added a new member member_types_needing_access_check to
17997 struct tree_decl_non_common.
17998 (set_underlying_type): New entry point.
17999 (is_typedef_type): Likewise.
18001 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18003 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18004 Check whether two instructions have memory references that
18005 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18006 are helper functions for traversing.
18007 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18008 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18009 not to draw dependency edge for instructions with non-conflicting
18012 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18015 * longlong.h: Update copyright years. Use soft-fp license notice.
18016 Sync __clz_tab declaration with glibc.
18018 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18021 * doc/extend.texi (syscall_linkage): New.
18022 (version_id): Modify.
18024 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18025 Richard Guenther <rguenther@suse.de>
18027 PR tree-optimization/38747
18028 PR tree-optimization/38748
18029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18030 conversion if the base address is an indirect reference and the
18031 aliasing sets could cause issues.
18033 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18035 * common.opt (fgraphite, fgraphite-identity): Add comment for
18036 explaining why these options are not documented.
18038 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18040 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18041 gimple_call_lhs is NULL.
18043 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18046 * emit-rtl.c (adjust_address_1): Make sure memref is never
18049 2009-01-20 Ben Elliston <bje@au.ibm.com>
18051 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18052 const qualifier from arg parameter. Remove unnecessary cast to char *.
18053 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18054 const qualifier from arg 2.
18056 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18058 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18060 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18063 * rtl.h (reinit_regs): New prototype.
18064 * regclass.c: Include ira.h.
18065 (reinit_regs): New.
18066 * Makefile.in (regclass.o): Add ira.h.
18067 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18069 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18072 * c-common.c (handle_aligned_attribute): Use
18073 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18074 default alignment value.
18076 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18078 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18079 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18081 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18082 __BIGGEST_ALIGNMENT__.
18084 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18086 2009-01-18 Richard Guenther <rguenther@suse.de>
18088 PR tree-optimization/38819
18089 * tree-flow.h (operation_could_trap_helper_p): Declare.
18090 * tree-eh.c (operation_could_trap_helper_p): Export.
18091 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18092 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18093 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18094 are about to insert a possibly trapping instruction and fail
18097 2009-01-18 Andreas Schwab <schwab@suse.de>
18099 * doc/install.texi (Configuration): Remove obsolete paragraph
18100 about use of --with-gnu-ld with --with-gnu-as.
18102 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18104 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18105 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18106 Follow spelling conventions.
18108 2009-01-18 Ben Elliston <bje@au.ibm.com>
18110 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18111 C++ warning about implicit conversion from void * to struct
18113 (bitmap_obstack_free): Likewise for bitmap_element *.
18114 * Makefile.in (bitmap.o-warn): Remove.
18116 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18118 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18120 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18121 Tobias Grosser <tobi.grosser@amd.com>
18123 * graphite.c (graphite_trans_scop_block): Do not block single
18126 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18128 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18129 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18130 test with assertion.
18132 2009-01-16 Richard Guenther <rguenther@suse.de>
18134 PR tree-optimization/38835
18135 PR middle-end/36227
18136 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18137 and INT + PTR -> (INT)(PTR p+ INT) folding.
18138 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18140 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18143 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18144 the subreg from a lowpart subreg if it is also casting the value.
18146 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18147 Tobias Grosser <tobi.grosser@amd.com>
18149 * graphite.c (compare_prefix_loops): New.
18150 (build_scop_canonical_schedules): Rewritten.
18151 (graphite_transform_loops): Move build_scop_canonical_schedules
18152 after build_scop_iteration_domain.
18154 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18155 Tobias Grosser <tobi.grosser@amd.com>
18157 * graphite.c (add_conditions_to_domain): Add the loops to
18158 the dimension of the iteration domain. Do copy the domain
18159 only when it exists.
18160 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18161 (add_conditions_to_constraints): New.
18162 (can_generate_code_stmt, can_generate_code): Removed.
18163 (gloog): Do not call can_generate_code.
18164 (graphite_transform_loops): Call add_conditions_to_constraints
18165 after building the iteration domain.
18167 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18169 PR tree-optimization/38789
18170 * tree-ssa-threadedge.c
18171 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18172 __builtin_constant_p.
18174 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18176 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18177 examined before deleting them.
18179 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18181 * function.c (aggregate_value_p): Correctly extract the function
18182 type from CALL_EXPR_FN lookup.
18184 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18186 * config/picochip/picochip.c (picochip_override_options): Revert
18187 CFI asm flag disable commited previously.
18189 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18190 Tobias Grosser <tobi.grosser@amd.com>
18191 Jan Sjodin <jan.sjodin@amd.com>
18193 * graphite.c (scan_tree_for_params): On substractions negate
18194 all the coefficients of the term.
18195 (clast_to_gcc_expression_red): New. Handle reduction expressions
18196 of more than two operands.
18197 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18198 (get_vdef_before_scop): Handle also the case of default definitions.
18200 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18202 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18203 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18204 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18206 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18207 Joey Ye <joey.ye@intel.com>
18209 PR middle-end/37843
18210 * cfgexpand.c (expand_stack_alignment): Don't update stack
18211 boundary nor check incoming stack boundary here.
18212 (gimple_expand_cfg): Update stack boundary and check incoming
18213 stack boundary here.
18215 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18217 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18219 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18221 PR rtl-optimization/38245
18222 * calls.c (expand_call): Add stack arguments to
18223 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18224 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18225 in regs and partially in memory or BLKmode arguments.
18226 (emit_library_call_value_1): Add stack arguments to
18227 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18228 ACCUMULATE_OUTGOING_ARGS).
18229 * dce.c: Include tm_p.h.
18230 (find_call_stack_args): New function.
18231 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18233 (mark_insn): Call find_call_stack_args for CALL_Ps.
18234 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18235 forwards. Allocate and free arg_stores bitmap if needed, pass it
18236 down to deletable_insn_p, don't mark stores set in arg_stores
18237 bitmap, clear the bitmap at the beginning of each bb.
18238 * Makefile.in (dce.o): Depend on $(TM_P_H).
18240 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18243 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18244 to make sure the insn is a conditional test (bug 22599). Reformat a
18247 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18249 PR middle-end/38431
18250 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18251 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18252 (gloog): Do not call cleanup_tree_cfg.
18253 (graphite_transform_loops): Call cleanup_tree_cfg after all
18254 scops have been code generated.
18256 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18257 * doc/gty.texi (Invoking the garbage collector): Added new node
18258 and section documenting ggc_collect.
18260 2009-01-14 Richard Guenther <rguenther@suse.de>
18262 PR tree-optimization/38826
18263 PR middle-end/38477
18264 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18265 initialization notes only if we actually emitted a warning.
18266 (intra_create_variable_infos): Add constraints for a result decl
18267 that is passed by hidden reference.
18268 (build_pred_graph): Mark all related variables non-direct on
18271 2009-01-14 Nick Clifton <nickc@redhat.com>
18273 * ira-conflicts.c: Include addresses.h for the definition of
18275 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18276 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18278 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18281 * Makefile.in (ira-lives.o): Add except.h.
18283 * ira-lives.c: Include except.h.
18284 (process_bb_node_lives): Process can_throw_internal.
18286 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18288 PR rtl-optimization/38774
18289 * combine.c (simplify_set): When undoing cc_use change, don't do
18290 PUT_CODE on the newly created comparison, but instead put back the
18293 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18295 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18296 values. Remove duplicate arm8 entry.
18298 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18300 PR tree-optimization/38786
18301 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18302 the SSA_NAME case of expand_scalar_variables_expr.
18303 Set the type of an expression to the type of its assign statement.
18304 (expand_scalar_variables_expr): Also gather the scalar computation
18305 used to index the memory access. Do not pass loop_p.
18306 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18307 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18308 the gimple_stmt_iterator where it inserts new code.
18309 Do not pass loop_p.
18310 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18311 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18313 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18315 * graphite.h (debug_value): Removed.
18316 * graphite.c (debug_value): Removed.
18318 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18320 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18321 ldrd/strd with two 32-bit instructions.
18323 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18325 * config/arm/arm.c (struct processors): Pass for speed down into
18326 cost helper functions.
18327 (const_ok_for_op): Handle COMPARE and inequality nodes.
18328 (arm_rtx_costs_1): Rewrite.
18329 (arm_size_rtx_costs): Update prototype.
18330 (arm_rtx_costs): Pass speed down to helper functions.
18331 (arm_slowmul_rtx_costs): Rework cost calculations.
18332 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18333 (arm_9e_rtx_costs): Likewise.
18335 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18337 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18338 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18339 (alpha_legitimize_address): Do not split local symbols wider than
18340 UNITS_PER_WORD into HIGH/LO_SUM parts.
18342 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18345 * gcc.c (process_command): Replace call to execvp with calls
18346 to pex_one and exit.
18348 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18351 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18352 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18353 variant for devices with 3-byte PC.
18354 (__tablejump_elpm__): New.
18356 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18359 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18360 offsetof member-designator, handle it as `[0].'.
18362 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18364 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18365 function when not using named sections on targets with named sections
18366 if branch distance is less than 262132.
18368 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18370 * combine.c (combine_instructions): Recompute
18371 optimize_this_for_speed_p for each BB in the main combine loop.
18373 2009-01-12 Tomas Bily <tbily@suse.cz>
18376 * tree-loop-distribution.c (prop_phis): New function.
18377 (generate_builtin): Call prop_phis.
18378 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18380 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18382 PR tree-optimization/38807
18383 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18384 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18386 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18388 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18389 subreg of op0 to the original op0.
18391 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18393 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18395 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18398 * mips-tfile.c (parse_def): Fix parsing of def strings
18399 starting with digits.
18401 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18404 * config/arm/arm.c (arm_is_long_call_p): Don't call
18405 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18407 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18409 * regrename.c (regrename_optimize): Fix dumping.
18410 (find_oldest_value_reg): Preserve REG_POINTER.
18411 (copy_hardreg_forward_1): Likewise.
18413 2009-01-09 Diego Novillo <dnovillo@google.com>
18415 * gimple.h (struct gimple_statement_base) <uid>: Document
18416 the restrictions on its use.
18417 (gimple_uid): Tidy.
18418 (gimple_set_uid): Tidy.
18420 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18422 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18423 zero guard even if align_bytes != 0 and count is smaller than
18426 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18428 PR rtl-optimization/38495
18429 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18430 (add_range_and_copies_from_move_list): Print all added ranges.
18431 Add ranges to memory optimized destination.
18433 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18437 * config/i386/i386.c (override_options): Reject
18438 -mstringop-strategy=rep_8byte with -m32.
18439 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18440 to 1. Do count comparison against epilogue_size_needed at compile
18441 time even when count_exp was constant forced into register. For
18442 size_needed don't jump to epilogue, instead just avoid aligning
18443 and invoke the body algorithm. If need_zero_guard, add zero guard
18444 even if count is non-zero, but smaller than size_needed + number of
18445 bytes that could be stored for alignment.
18446 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18447 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18448 but smaller than size_needed + number of bytes that could be stored
18449 for alignment. Compare size_needed with epilogue_size_needed instead
18450 of desired_align - align, don't adjust size_needed, pass
18451 epilogue_size_needed to the epilogue expanders.
18454 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18456 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18458 * pa.c (last_address): Change to unsigned.
18459 (update_total_code_bytes): Change argument to unsigned. Don't
18460 check if insn addresses are set.
18461 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18462 addresses are not set.
18463 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18465 2009-01-09 Nick Clifton <nickc@redhat.com>
18467 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18468 DECL_DECLARED_INLINE_P.
18470 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18472 PR middle-end/38347
18473 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18474 GET_MODE (op0) in operand_subword_force calls.
18476 PR middle-end/38771
18477 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18478 fold_convert arg0 operands to TREE_TYPE (op0) first.
18480 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18482 * params.def (ira-max-conflict-table-size): Decrease default value
18485 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18487 PR tree-optimization/37031
18488 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18490 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18491 allocate it using gc instead of heap, use VEC_quick_push instead of
18493 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18494 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18495 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18496 allocated vector from heap allocated.
18497 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18498 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18499 vector only after perfect_loop_nest_depth call.
18501 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18502 Jan Sjodin <jan.sjodin@amd.com>
18504 PR tree-optimization/38559
18505 * graphite.c (debug_value, copy_constraint,
18506 swap_constraint_variables, scale_constraint_variable, ): New.
18507 (get_lower_bound, get_upper_bound): Removed.
18508 (graphite_trans_bb_strip_mine): Clean up this code that works
18509 only for constant number of iterations. Fully copy upper and
18510 lower bound constraints, not only the constant part of them.
18511 * graphite.h (debug_value): Declared.
18513 2009-01-08 Ira Rosen <irar@il.ibm.com>
18515 PR tree-optimization/37194
18516 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18517 Don't add the cost of cost model guard in prologue to scalar
18518 outside cost in case of known number of iterations.
18520 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18521 Alan Modra <amodra@bigpond.net.au>
18523 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18524 non-word-aligned REG+CONST addressing.
18526 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18529 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18530 free_after_compilation when outputting a thunk.
18531 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18532 Do not call free_after_compilation here.
18534 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18536 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18537 (ix86_valid_target_attribute_inner_p): Ditto.
18539 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18541 PR tree-optimization/38492
18542 PR tree-optimization/38498
18543 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18544 * tree-chrec.h (scev_is_linear_expression): Declared.
18545 * graphite.c (graphite_cannot_represent_loop_niter): New.
18546 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18547 (graphite_loop_normal_form): Use gcc_assert.
18548 (scan_tree_for_params): Use CASE_CONVERT.
18549 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18550 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18551 Use gcc_assert. Discard scops that contain unhandled cases.
18552 (build_scop_conditions): Return a boolean status for unhandled cases.
18553 (strip_mine_profitable_p): Print the loop number, not its depth.
18554 (is_interchange_valid): Pass the depth of the loop nest, don't
18555 recompute it wrongly.
18556 (graphite_trans_bb_block): Same.
18557 (graphite_trans_bb_block): Print tentative of loop blocking.
18558 (graphite_trans_scop_block): Do not print that the loop has been
18560 (graphite_transform_loops): Do not handle scops that contain condition
18563 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18565 AVX Programming Reference (December, 2008)
18566 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18567 (_mm256_stream_pd): Likewise.
18568 (_mm256_stream_ps): Likewise.
18570 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18571 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18572 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18573 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18574 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18575 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18576 (ix86_expand_special_args_builtin): Likewise.
18578 * config/i386/sse.md (AVXMODEDI): New.
18579 (avx_movnt<mode>): Likewise.
18580 (avx_movnt<mode>): Likewise.
18581 (<sse>_movnt<mode>): Remove AVX support.
18582 (sse2_movntv2di): Likewise.
18584 2009-01-07 Richard Guenther <rguenther@suse.de>
18586 PR middle-end/38751
18587 * fold-const.c (extract_muldiv): Remove obsolete comment.
18588 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18589 to PLUS_EXPR canonicalization for the canonicalization.
18591 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18593 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18594 hosted cross-compilers generating less efficient code.
18596 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18598 * function.h (rtl_data): Add a dbr_scheduled_p field.
18599 * reorg.c (dbr_schedule): Set it.
18600 (gate_handle_delay_slots): Check it.
18601 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18602 (mips_reorg): Check flag_delayed_branch instead of
18603 mips_base_delayed_branch.
18604 (mips_override_options): Don't set mips_base_delayed_branch
18605 or flag_delayed_branch.
18607 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18609 PR rtl-optimization/38426.
18610 * ira.c (ira): Set current_function_is_leaf earlier.
18612 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18614 PR rtl-optimization/38722
18615 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18616 too early, only set a flag and modify after last possible
18619 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18622 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18623 * real.c (decimal_single_format): Correct values of emin and emax.
18624 (decimal_double_format): Ditto.
18625 (decimal_quad_format): Ditto.
18626 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18627 computation of DECnn_MIN and DECnn_MAX for corrected values of
18628 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18629 __DECnn_MIN__, and adjust its computation for the corrected value
18632 2009-01-06 Jan Hubicka <jh@suse.cz>
18635 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18637 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18639 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18640 Add Robert Clark to the list of testers.
18642 2009-01-06 Jan Hubicka <jh@suse.cz>
18643 Kai Tietz <kai.tietz@onevision.com>
18645 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18646 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18648 2009-01-06 Jan Hubicka <jh@suse.cz>
18649 Kai Tietz <kai.tietz@onevision.com>
18651 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18653 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18654 (ix86_nsaved_regs): Count only general purpose regs.
18655 (ix86_nsaved_sseregs): New.
18656 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18657 to 16 for w64; compute padding and size of sse reg save area.
18658 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18659 general purpose regs.
18660 (ix86_emit_save_sse_regs_using_mov): New.
18661 (ix86_expand_prologue): Save SSE regs if needed.
18662 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18663 (ix86_emit_restore_sse_regs_using_mov): New.
18664 (ix86_expand_epilogue): Save SSE regs if needed.
18666 2009-01-06 Jan Hubicka <jh@suse.cz>
18667 Kai Tietz <kai.tietz@onevision.com>
18669 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18670 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18671 functions when accumulate outgoing args is off.
18673 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18676 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18677 before using pseudos_have_intersected_live_ranges_p.
18679 * ira-int.h (ira_assert): Always define.
18681 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18683 AVX Programming Reference (December, 2008)
18684 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18685 (_mm256_permute2_pd): Likewise.
18686 (_mm_permute2_ps): Likewise.
18687 (_mm256_permute2_ps): Likewise.
18688 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18689 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18691 * config/i386/i386.c (ix86_builtins): Remove
18692 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18693 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18694 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18695 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18696 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18697 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18698 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18699 __builtin_ia32_vpermil2ps256.
18700 (ix86_init_mmx_sse_builtins): Updated.
18701 (ix86_expand_args_builtin): Likewise.
18703 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18705 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18706 long absolute calls when generating PA 2.0 code.
18708 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18710 PR rtl-optimization/38583
18711 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18713 * params.def (ira-max-conflict-table-size): New.
18715 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18717 * ira.h (ira_conflicts_p): New external definition.
18719 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18720 table. Report this. Return result of building.
18721 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18722 building conflict table.
18724 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18725 (ira_color): Use ira_conflicts_p.
18727 * global.c: Include ira.h.
18728 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18731 * Makefile.in (global.o): Add ira.h.
18733 * ira-build.c (mark_all_loops_for_removal,
18734 propagate_some_info_from_allocno): New.
18735 (remove_unnecessary_allocnos): Call
18736 propagate_some_info_from_allocno.
18737 (remove_low_level_allocnos): New.
18738 (remove_unnecessary_regions): Add parameter. Call
18739 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18740 parameter to remove_unnecessary_regions.
18741 (ira_build): Remove all regions but root if the conflict table was
18742 not built. Update conflict hard regs for allocnos crossing calls.
18744 * ira.c (ira_conflicts_p): New global.
18745 (ira): Define and use ira_conflicts_p.
18747 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18748 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18749 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18751 2009-01-06 Ben Elliston <bje@au.ibm.com>
18753 * gengtype-lex.l (YY_NO_INPUT): Define.
18755 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18758 * c-common.c (handle_vector_size_attribute): Also reject
18759 BOOLEAN_TYPE types.
18761 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18763 PR tree-optimization/38492
18764 * graphite.c (rename_map_elt, debug_rename_elt,
18765 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18766 rename_map_elt_info, eq_rename_map_elts,
18767 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18768 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18769 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18770 (sese_build_livein_liveouts): New.
18771 (new_sese, free_sese): New.
18772 (new_scop): Call new_sese.
18773 (free_scop): Call free_sese.
18774 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18775 (register_old_new_names): Renamed register_old_and_new_names.
18776 (register_scop_liveout_renames, add_loop_exit_phis,
18777 insert_loop_close_phis, struct igp,
18778 default_liveout_before_guard, add_guard_exit_phis,
18779 insert_guard_phis, copy_renames): New.
18780 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18781 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18782 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18783 (scop_adjust_phis_for_liveouts): New.
18784 (gloog): Call scop_adjust_phis_for_liveouts.
18786 * graphite.h (struct sese): Documented. Added fields liveout,
18787 num_ver and livein.
18788 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18789 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18790 (struct scop): Added field liveout_renames.
18791 (SCOP_LIVEOUT_RENAMES): New.
18793 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18795 PR tree-optimization/38510
18796 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18797 (translate_clast): Call recompute_all_dominators before
18799 (gloog): Call recompute_all_dominators before graphite_verify.
18801 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18802 Jan Sjodin <jan.sjodin@amd.com>
18804 PR tree-optimization/38500
18805 * graphite.c (create_sese_edges): Call fix_loop_structure after
18808 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18810 * config.gcc: Add m32r*-*-rtems*.
18811 * config/m32r/rtems.h: New file.
18813 2009-01-05 Ben Elliston <bje@au.ibm.com>
18815 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18816 (.po.pox): Likewise.
18817 (po/gcc.pot): Likewise.
18819 2009-01-04 David S. Miller <davem@davemloft.net>
18821 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18822 (STARTING_FRAME_OFFSET): Always set to zero.
18824 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18826 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18827 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18828 fixed-point types, and vectors of the same.
18830 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18832 * config/mips/sync.md (*mb_barrier): Rename to...
18833 (*memory_barrier): ...this.
18835 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18837 * doc/extend.texi (Function Attributes): Move @cindex after @item
18838 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18839 and put in alphabetical order. Fix 'target' name and put in order.
18840 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18843 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18845 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18846 (memory_barrier): Expand as unspec instead of unspec_volatile.
18847 Remove mem:BLK from insn operands. Use Pmode scratch register.
18848 (*memory_barrier): Define as unspec instead of unspec_volatile.
18849 Use (match_dup 0) as input operand.
18851 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18852 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18853 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18854 scratch register. Remove operand 1.
18855 (*stbar): Define as unspec instead of unspec_volatile.
18856 Use (match_dup 0) as input operand, remove (const_int 8).
18857 (*membar): Define as unspec instead of unspec_volatile.
18858 Use (match_dup 0) as input operand, remove input operand 2.
18860 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18861 (memory_barrier): Expand as unspec instead of unspec_volatile.
18862 Remove mem:BLK from insn operands. Use Pmode scratch register.
18863 (*memory_barrier): Define as unspec instead of unspec_volatile.
18864 Use (match_dup 0) as input operand.
18866 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18867 Remove mem:BLK from insn operands. Use Pmode scratch register.
18868 Set volatile flag on operand 0.
18869 (*memory_barrier): New insn pattern.
18871 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18873 (*memory_barrier): Use (match_dup 0) as input operand.
18875 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18876 Remove mem:BLK from insn operands. Use Pmode scratch register.
18877 Set volatile flag on operand 0.
18878 (*mb_internal): New insn pattern.
18880 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18882 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18884 PR middle-end/38586
18885 * function.c (struct temp_slot): Move to the section of the file
18886 that deals with temp slots. Remove field 'address'.
18887 (temp_slot_address_table): New hash table of address -> temp slot.
18888 (struct temp_slot_address_entry): New struct, items for the table.
18889 (temp_slot_address_compute_hash, temp_slot_address_hash,
18890 temp_slot_address_eq, insert_temp_slot_address): Support functions
18892 (find_temp_slot_from_address): Rewrite to use the new hash table.
18893 (remove_unused_temp_slot_addresses): Remove addresses of temp
18894 slots that have been made available.
18895 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18896 worker function for remove_unused_temp_slot_addresses.
18897 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18898 Add the temp slot address to the address -> temp slot map.
18899 (update_temp_slot_address): Update via insert_temp_slot_address.
18900 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18901 (pop_temp_slots): Likewise.
18902 (init_temp_slots): Allocate the address -> temp slot map, or empty
18903 the map if it is already allocated.
18904 (prepare_function_start): Initialize temp slot processing.
18906 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18908 PR middle-end/38584
18909 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18910 Calculate the size of all stack vars assuming no packing of stack
18911 vars will happen, replacing a quadratic algorithm with a linear one.
18913 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18916 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18919 2009-01-03 Diego Novillo <dnovillo@google.com>
18921 * doc/contrib.texi: Update contributions.
18923 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18926 * builtins.c (fold_builtin_memory_op): Give up if either operand
18927 is volatile. Set srctype or desttype to non-qualified version
18931 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18932 and FUNCTION_DECLs.
18934 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18936 PR rtl-optimization/35805
18937 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18938 problem if fast dce is able to remove any instructions.
18939 * dce.c (dce_process_block): Fix dump message.
18941 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18944 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18946 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18948 PR middle-end/38690
18949 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18950 * tree-pretty-print.c (op_code_prio): New function.
18951 (op_prio): No longer static. Use op_code_prio.
18952 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18953 Use op_prio and op_code_prio to determine if () should be
18954 printed around operand(s) or not.
18956 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18957 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18958 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18959 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18960 pp_character instead of pp_string for single letter printing.
18962 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18964 * doc/extend.texi: Fix '#pragma GCC option' typo.
18966 2009-01-02 Richard Guenther <rguenther@suse.de>
18968 * doc/install.texi (--enable-checking): Mention different
18969 default for stage1.
18970 (--enable-stage1-checking): Document.
18972 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18974 PR middle-end/30142
18975 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18976 case to be an error.
18978 2009-01-02 Ben Elliston <bje@au.ibm.com>
18980 * config/fp-bit.h (pack_d): Constify argument.
18981 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18982 (isnan): Constify argument.
18984 (iszero): Likewise.
18985 (pack_d): Likewise.
18986 (_fpadd_parts): Constify return type.
18987 (_fpmul_parts): Likewise.
18988 (_fpdiv_parts): Likewise.
18990 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18993 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18994 warn about overwriting initializer with side-effects or
18995 -Woverride-init if !IMPLICIT.
18996 (output_init_element): Likewise. Pass IMPLICIT down to
18998 (process_init_element): Add IMPLICIT argument. Pass it down
18999 to output_init_element.
19000 (push_init_element, pop_init_level, set_designator): Adjust
19001 process_init_element callers.
19002 (set_nonincremental_init, set_nonincremental_init_from_string):
19003 Adjust add_pending_init callers.
19004 (output_pending_init_elements): Adjust output_init_element callers.
19005 * c-tree.h (process_init_element): Adjust prototype.
19006 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19007 process_init_element callers.
19010 Copyright (C) 2009 Free Software Foundation, Inc.
19012 Copying and distribution of this file, with or without modification,
19013 are permitted in any medium without royalty provided the copyright
19014 notice and this notice are preserved.