* function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
FOR_BB_INSNS_SAFE to iterate through insns. Re-indent.
(pass_instantiate_virtual_regs): Require PROP_cfglayout.
* passes.c (init_optimization_passes): Move
pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
From-SVN: r171426
PR debug/48204
* simplify-rtx.c (simplify_const_unary_operation): Call
real_convert when changing mode class with FLOAT_EXTEND.
* gcc.dg/dfp/pr48204.c: New test.
From-SVN: r171423
2011-03-24 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Do not include mh-x86omitfp.
* configure: Regenerate.
config:
2011-03-24 Paolo Bonzini <bonzini@gnu.org>
* mh-x86omitfp: Remove.
From-SVN: r171421
* config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
(ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
* config/rx/rx.c (rx_option_override): Set align_jumps,
align_loops and align_labels if not set by the user.
(rx_align_for_label): New function.
(rx_max_skip_for_label): New function.
(TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
(TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
(TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
(TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
* config/rx/rx-protos.h (rx_align_for_label): Add prototype.
From-SVN: r171420
gcc/
PR rtl-optimization/48263
* optabs.c (expand_binop_directly): Reinstate convert_modes code
and original commutative_p handling. Use maybe_gen_insn.
From-SVN: r171418
2011-03-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* reload.c (find_reloads_subreg_address): Add address_reloaded
parameter and return true there if the full address has been
reloaded.
(find_reloads_toplev): Pass address_reloaded flag.
(find_reloads_address_1): Don't use address_reloaded parameter.
From-SVN: r171413
* tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
unused variable "ann".
(remove_unused_locals): Likewise.
* tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
statement.
* cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
after it is freed.
From-SVN: r171408
2011-03-24 Steve Ellcey <sje@cup.hp.com>
PR target/48209
* gcc.c-torture/execute/pr47917.c: Move this...
* gcc.dg/torture/pr47917.c: to here and add xfails.
From-SVN: r171404
* einfo.ads (Size_Depends_On_Discriminant): Adjust description.
* layout.adb (Compute_Size_Depends_On_Discriminant): New procedure
to compute Set_Size_Depends_On_Discriminant.
(Layout_Type): Call it on array types in back-end layout mode.
* sem_util.adb (Requires_Transient_Scope): Return true for array
types only if the size depends on the value of discriminants.
* gcc-interface/utils2.c (build_binary_op) <MODIFY_EXPR>: Use the RHS
type if the RHS is a call to a function that returns an unconstrained
type with default discriminant.
From-SVN: r171402
2011-03-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48271
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
blocks that still exist.
* g++.dg/torture/pr48271.C: New testcase.
From-SVN: r171395
2011-03-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48270
* tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
not free datarefs before ddrs.
From-SVN: r171394
PR target/48237
* config/i386/i386.md (*movdf_internal_rex64): Do not split
alternatives that can be handled with movq or movabsq insn.
(*movdf_internal): Disable for !TARGET_64BIT.
(*movdf_internal_nointeger): Ditto.
* config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
testsuite/ChangeLog:
PR target/48237
* gcc.target/i386/pr48237.c: New test.
From-SVN: r171391
2011-03-24 Richard Guenther <rguenther@suse.de>
PR middle-end/48269
* tree-object-size.c (addr_object_size): Do not double-account
for MEM_REF offsets.
* gcc.dg/builtin-object-size-10.c: New testcase.
From-SVN: r171388
* lto-opts.c (input_data_block): Move to lto-streamer-in.c.
* lto-streamer-in.c (input_string_internal): Add clarifying
comments.
(lto_input_data_block): Move from lto-opts.c. Make extern.
Update all users.
(lto_input_string): Rename from input_string. Make extern.
Update all users.
* lto-streamer-out.c (lto_output_string_with_length): Rename from
output_string_with_length.
Output 0 to indicate a non-NULL string. Update all callers to
not emit 0.
(lto_output_string): Rename from output_string. Make extern.
Update all users.
(lto_output_decl_state_streams): Make extern.
(lto_output_decl_state_refs): Make extern.
* lto-streamer.h (lto_input_string): Declare.
(lto_input_data_block): Declare.
(lto_output_string): Declare.
(lto_output_string_with_length): Declare.
(lto_output_decl_state_streams): Declare.
(lto_output_decl_state_refs): Declare.
From-SVN: r171387
2011-03-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46562
* tree.c (build_invariant_address): New function.
* tree.h (build_invariant_address): Declare.
* tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
a renamed function moved ...
* tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
Take valueization callback parameter.
* tree-flow.h (gimple_fold_stmt_to_constant): Declare.
* gimple-fold.h: New file.
* tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
(ccp_fold, fold_const_aggregate_ref,
fold_ctor_reference, fold_nonarray_ctor_reference,
fold_array_ctor_reference, fold_string_cst_ctor_reference,
get_base_constructor): Move ...
* gimple-fold.c: ... here.
(gimple_fold_stmt_to_constant_1): New function
split out from ccp_fold. Take a valueization callback parameter.
Valueize all operands.
(gimple_fold_stmt_to_constant): New wrapper function.
(fold_const_aggregate_ref_1): New function split out from
fold_const_aggregate_ref. Take a valueization callback parameter.
(fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
* tree-ssa-sccvn.c (simplify_binary_expression): Simplify
invariant POINTER_PLUS_EXPRs to invariant form.
(vn_valueize): New function.
(try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
* tree-vrp.c (vrp_valueize): New function.
(vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
to fold statements to constants.
* tree-ssa-pre.c (eliminate): Properly guard propagation of
function declarations.
* Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
tree-ssa-ccp.o): Add gimple-fold.h dependencies.
* c-c++-common/pr46562-2.c: New testcase.
* c-c++-common/pr46562.c: Likewise.
From-SVN: r171386
