Code to handle FP_EXTEND is dead now. X86 doesn't support any data types to
FP_EXTEND from!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19674 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelPattern.cpp b/lib/Target/X86/X86ISelPattern.cpp
index 7ad797d..f6065b1 100644
--- a/lib/Target/X86/X86ISelPattern.cpp
+++ b/lib/Target/X86/X86ISelPattern.cpp
@@ -1224,10 +1224,6 @@
BuildMI(BB, X86::MOV32ri, 1, Result).addExternalSymbol(Sym);
return Result;
}
- case ISD::FP_EXTEND:
- Tmp1 = SelectExpr(N.getOperand(0));
- BuildMI(BB, X86::FpMOV, 1, Result).addReg(Tmp1);
- return Result;
case ISD::ZERO_EXTEND: {
int DestIs16 = N.getValueType() == MVT::i16;
int SrcIs16 = N.getOperand(0).getValueType() == MVT::i16;
@@ -1287,6 +1283,7 @@
}
case ISD::TRUNCATE:
// Fold TRUNCATE (LOAD P) into a smaller load from P.
+ // FIXME: This should be performed by the DAGCombiner.
if (isFoldableLoad(N.getOperand(0), SDOperand())) {
switch (N.getValueType()) {
default: assert(0 && "Unknown truncate!");