Return the non-truncated source operand of V if it exists. If V is not a truncation, it is returned as-is.
V
Declared in <llvm/CodeGen/SelectionDAGNodes.h>
<llvm/CodeGen/SelectionDAGNodes.h>
SDValue peekThroughTruncates(SDValue V);
The non-truncated source operand of V if it exists.