Tablegen generated code already tests the opcode value, so it's not
necessary to use dyn_cast in these predicates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55055 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaInstrInfo.td b/lib/Target/Alpha/AlphaInstrInfo.td
index 5078893..2dc39eb 100644
--- a/lib/Target/Alpha/AlphaInstrInfo.td
+++ b/lib/Target/Alpha/AlphaInstrInfo.td
@@ -89,11 +89,9 @@
}], SExt16>;
def zappat : PatFrag<(ops node:$LHS), (and node:$LHS, imm:$L), [{
- if (ConstantSDNode *RHS = dyn_cast<ConstantSDNode>(N->getOperand(1))) {
- uint64_t build = get_zapImm(N->getOperand(0), (uint64_t)RHS->getValue());
- return build != 0;
- }
- return false;
+ ConstantSDNode *RHS = cast<ConstantSDNode>(N->getOperand(1));
+ uint64_t build = get_zapImm(N->getOperand(0), (uint64_t)RHS->getValue());
+ return build != 0;
}]>;
def immFPZ : PatLeaf<(fpimm), [{ //the only fpconstant nodes are +/- 0.0