SWDEV-388833 - [catch2][dtest] gcc tests migrated to catch2

Recreation of github PR https://github.com/ROCm-Developer-Tools/hip-tests/pull/359

Change-Id: I3c0330cd1585a49531968f295ecee12227ebaee2

catch/unit/gcc/gpu.cpp

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2019 - 2021 Advanced Micro Devices, Inc. All rights reserved.
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANNTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INNCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANNY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ * */
+
+#include <iostream>
+#include<hip/hip_runtime.h>
+#include "LaunchKernel.h"
+
+extern "C"
+{
+
+__global__ void kernel()
+{
+}
+
+__global__ void kernel1(int *a)
+{
+   *a = 333;
+}
+
+__global__ void kernel2(int *a, int*b)
+{
+   *a = *b;
+}
+
+__global__ void kernel3(int *a, int*b, int* c)
+{
+  *c = *a+*b;
+}
+
+__global__ void kernel4(int *a, char c, short s, int i, struct things t)
+{
+   *a = c + s + i + t.c + t.s + t.i;
+}
+
+const void* funcTable[] = {
+   (const void*)kernel,
+   (const void*)kernel1,
+   (const void*)kernel2,
+   (const void*)kernel3,
+   (const void*)kernel4 };
+
+const void* getKernelFunc(enum func f){
+    return funcTable[f];
+ }
+
+}//extern "C"