1 files changed, 63 insertions, 0 deletions
diff --git a/tests/src/JIT/HardwareIntrinsics/X86/Sse/ConvertToInt32.cs b/tests/src/JIT/HardwareIntrinsics/X86/Sse/ConvertToInt32.cs
new file mode 100644
index 0000000000..e9f42223e6
--- /dev/null
+++ b/tests/src/JIT/HardwareIntrinsics/X86/Sse/ConvertToInt32.cs
@@ -0,0 +1,63 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+//
+
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Runtime.Intrinsics.X86;
+using System.Runtime.Intrinsics;
+
+namespace IntelHardwareIntrinsicTest
+{
+    class Program
+    {
+        const int Pass = 100;
+        const int Fail = 0;
+
+        static unsafe int Main(string[] args)
+        {
+            int testResult = Pass;
+
+            if (Sse.IsSupported)
+            {
+                using (TestTable<float> floatTable = new TestTable<float>(new float[4] { 1, -5, 100, 0 }))
+                {
+                    var vf1 = Unsafe.Read<Vector128<float>>(floatTable.inArrayPtr);
+                    var i2 = Sse.ConvertToInt32(vf1);
+
+                    if (i2 != ((int)floatTable.inArray[0]))
+                    {
+                        Console.WriteLine("SSE ConvertToInt32 failed on float:");
+                        Console.WriteLine(i2);
+                        testResult = Fail;
+                    }
+                }
+            }
+
+            return testResult;
+        }
+
+        public unsafe struct TestTable<T> : IDisposable where T : struct
+        {
+            public T[] inArray;
+
+            public void* inArrayPtr => inHandle.AddrOfPinnedObject().ToPointer();
+
+            GCHandle inHandle;
+            public TestTable(T[] a)
+            {
+                this.inArray = a;
+
+                inHandle = GCHandle.Alloc(inArray, GCHandleType.Pinned);
+            }
+
+            public void Dispose()
+            {
+                inHandle.Free();
+            }
+        }
+
+    }
+}