diff options
Diffstat (limited to 'tests/src/JIT/HardwareIntrinsics/X86/Sse/Multiply.cs')
-rw-r--r-- | tests/src/JIT/HardwareIntrinsics/X86/Sse/Multiply.cs | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/tests/src/JIT/HardwareIntrinsics/X86/Sse/Multiply.cs b/tests/src/JIT/HardwareIntrinsics/X86/Sse/Multiply.cs new file mode 100644 index 0000000000..fff4c5fe59 --- /dev/null +++ b/tests/src/JIT/HardwareIntrinsics/X86/Sse/Multiply.cs @@ -0,0 +1,94 @@ +// 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 }, new float[4] { 22, -1, -50, 0 }, new float[4])) + { + + var vf1 = Unsafe.Read<Vector128<float>>(floatTable.inArray1Ptr); + var vf2 = Unsafe.Read<Vector128<float>>(floatTable.inArray2Ptr); + var vf3 = Sse.Multiply(vf1, vf2); + Unsafe.Write(floatTable.outArrayPtr, vf3); + + if (!floatTable.CheckResult((x, y, z) => x * y == z)) + { + Console.WriteLine("SSE Multiply failed on float:"); + foreach (var item in floatTable.outArray) + { + Console.Write(item + ", "); + } + Console.WriteLine(); + testResult = Fail; + } + } + } + + + return testResult; + } + + public unsafe struct TestTable<T> : IDisposable where T : struct + { + public T[] inArray1; + public T[] inArray2; + public T[] outArray; + + public void* inArray1Ptr => inHandle1.AddrOfPinnedObject().ToPointer(); + public void* inArray2Ptr => inHandle2.AddrOfPinnedObject().ToPointer(); + public void* outArrayPtr => outHandle.AddrOfPinnedObject().ToPointer(); + + GCHandle inHandle1; + GCHandle inHandle2; + GCHandle outHandle; + public TestTable(T[] a, T[] b, T[] c) + { + this.inArray1 = a; + this.inArray2 = b; + this.outArray = c; + + inHandle1 = GCHandle.Alloc(inArray1, GCHandleType.Pinned); + inHandle2 = GCHandle.Alloc(inArray2, GCHandleType.Pinned); + outHandle = GCHandle.Alloc(outArray, GCHandleType.Pinned); + } + public bool CheckResult(Func<T, T, T, bool> check) + { + for (int i = 0; i < inArray1.Length; i++) + { + if (!check(inArray1[i], inArray2[i], outArray[i])) + { + return false; + } + } + return true; + } + + public void Dispose() + { + inHandle1.Free(); + inHandle2.Free(); + outHandle.Free(); + } + } + + } +} |