diff --git a/llvm/include/llvm/IR/Intrinsics.td b/llvm/include/llvm/IR/Intrinsics.td
index 0d33e374af789..c2c0f74c315ba 100644
--- a/llvm/include/llvm/IR/Intrinsics.td
+++ b/llvm/include/llvm/IR/Intrinsics.td
@@ -514,6 +514,7 @@ def llvm_v2048i1_ty    : LLVMType<v2048i1>;  //2048 x i1
 
 def llvm_v1i8_ty       : LLVMType<v1i8>;     //  1 x i8
 def llvm_v2i8_ty       : LLVMType<v2i8>;     //  2 x i8
+def llvm_v3i8_ty       : LLVMType<v3i8>;     //  3 x i8
 def llvm_v4i8_ty       : LLVMType<v4i8>;     //  4 x i8
 def llvm_v8i8_ty       : LLVMType<v8i8>;     //  8 x i8
 def llvm_v16i8_ty      : LLVMType<v16i8>;    // 16 x i8