diff --git a/llvm/include/llvm/IR/VPIntrinsics.def b/llvm/include/llvm/IR/VPIntrinsics.def
--- a/llvm/include/llvm/IR/VPIntrinsics.def
+++ b/llvm/include/llvm/IR/VPIntrinsics.def
@@ -269,10 +269,10 @@
 HELPER_REGISTER_FP_CAST_VP(sitofp, VP_SITOFP, SIToFP, 1)
 
 // llvm.vp.fptrunc(x,mask,vlen)
-HELPER_REGISTER_FP_CAST_VP(fptrunc, VP_FPTRUNC, FPTrunc, 1)
+HELPER_REGISTER_FP_CAST_VP(fptrunc, VP_FP_ROUND, FPTrunc, 1)
 
 // llvm.vp.fpext(x,mask,vlen)
-HELPER_REGISTER_FP_CAST_VP(fpext, VP_FPEXT, FPExt, 0)
+HELPER_REGISTER_FP_CAST_VP(fpext, VP_FP_EXTEND, FPExt, 0)
 
 #undef HELPER_REGISTER_FP_CAST_VP