LiveInterval: Introduce LiveQuery accessor for dead or live out values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223885 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matthias Braun 2014-12-10 01:12:33 +00:00
parent 7fbeb8d1b9
commit c080fce9d5

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@ -119,6 +119,12 @@ namespace llvm {
return isDeadDef() ? nullptr : LateVal;
}
/// Returns the value alive at the end of the instruction, if any. This can
/// be a live-through value, a live def or a dead def.
VNInfo *valueOutOrDead() const {
return LateVal;
}
/// Return the value defined by this instruction, if any. This includes
/// dead defs, it is the value created by the instruction's def operands.
VNInfo *valueDefined() const {