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