diff --git a/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td b/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
--- a/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
+++ b/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
@@ -1187,6 +1187,8 @@
 def LLVM_CtPopOp : LLVM_UnaryIntrinsicOp<"ctpop">;
 def LLVM_MaxNumOp : LLVM_BinarySameArgsIntrinsicOp<"maxnum">;
 def LLVM_MinNumOp : LLVM_BinarySameArgsIntrinsicOp<"minnum">;
+def LLVM_MaximumOp : LLVM_BinarySameArgsIntrinsicOp<"maximum">;
+def LLVM_MinimumOp : LLVM_BinarySameArgsIntrinsicOp<"minimum">;
 def LLVM_SMaxOp : LLVM_BinarySameArgsIntrinsicOp<"smax">;
 def LLVM_SMinOp : LLVM_BinarySameArgsIntrinsicOp<"smin">;
 
diff --git a/mlir/test/Target/llvmir-intrinsics.mlir b/mlir/test/Target/llvmir-intrinsics.mlir
--- a/mlir/test/Target/llvmir-intrinsics.mlir
+++ b/mlir/test/Target/llvmir-intrinsics.mlir
@@ -144,6 +144,24 @@
   llvm.return
 }
 
+// CHECK-LABEL: @maximum_test
+llvm.func @maximum_test(%arg0: f32, %arg1: f32, %arg2: vector<8xf32>, %arg3: vector<8xf32>) {
+  // CHECK: call float @llvm.maximum.f32
+  "llvm.intr.maximum"(%arg0, %arg1) : (f32, f32) -> f32
+  // CHECK: call <8 x float> @llvm.maximum.v8f32
+  "llvm.intr.maximum"(%arg2, %arg3) : (vector<8xf32>, vector<8xf32>) -> vector<8xf32>
+  llvm.return
+}
+
+// CHECK-LABEL: @minimum_test
+llvm.func @minimum_test(%arg0: f32, %arg1: f32, %arg2: vector<8xf32>, %arg3: vector<8xf32>) {
+  // CHECK: call float @llvm.minimum.f32
+  "llvm.intr.minimum"(%arg0, %arg1) : (f32, f32) -> f32
+  // CHECK: call <8 x float> @llvm.minimum.v8f32
+  "llvm.intr.minimum"(%arg2, %arg3) : (vector<8xf32>, vector<8xf32>) -> vector<8xf32>
+  llvm.return
+}
+
 // CHECK-LABEL: @maxnum_test
 llvm.func @maxnum_test(%arg0: f32, %arg1: f32, %arg2: vector<8xf32>, %arg3: vector<8xf32>) {
   // CHECK: call float @llvm.maxnum.f32