diff --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -11138,6 +11138,10 @@
 
   SDValue Src = N->getOperand(0);
 
+  // Don't do this for strict-fp Src.
+  if (Src->isStrictFPOpcode() || Src->isTargetStrictFPOpcode())
+    return SDValue();
+
   // Ensure the FP type is legal.
   if (!TLI.isTypeLegal(Src.getValueType()))
     return SDValue();
@@ -11237,6 +11241,10 @@
 
   SDValue Src = N->getOperand(0);
 
+  // Don't do this for strict-fp Src.
+  if (Src->isStrictFPOpcode() || Src->isTargetStrictFPOpcode())
+    return SDValue();
+
   // Ensure the FP type is also legal.
   if (!TLI.isTypeLegal(Src.getValueType()))
     return SDValue();