Refactor directed test infrastructue.

- Add hierarchy.  Tests now live in directories, each with its own
  CMakeFiles.txt.  Reduces merge conflicts.
- Change make_hip_executable -> build_hip_executable.
- Refresh docs.
- Enable some tests that were previously built but not run.

Change-Id: I8c5de3c954400bf233904282b8b42861a2b7c536

tests/src/kernel/launch_bounds.cpp

@@ -0,0 +1,122 @@
+/*
+Copyright (c) 2015-2016 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 WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+// Test launch bounds and initialization conditions.
+
+#include "hip_runtime.h"
+#include "test_common.h"
+
+int p_blockSize = 256;
+
+
+__global__ 
+void
+__launch_bounds__(256, 2)
+myKern(hipLaunchParm lp, int *C, const int *A, int N, int xfactor)
+{
+    int tid = (hipBlockIdx_x * hipBlockDim_x + hipThreadIdx_x);
+
+    if (tid < N) {
+        C[tid] = A[tid];
+    }
+};
+
+
+void parseMyArguments(int argc, char *argv[])
+{
+    int more_argc = HipTest::parseStandardArguments(argc, argv, false);
+    // parse args for this test:
+    for (int i = 1; i < more_argc; i++) {
+        const char *arg = argv[i];
+
+        if (!strcmp(arg, "--blockSize")) {
+            if (++i >= argc || !HipTest::parseInt(argv[i], &p_blockSize)) {
+               failed("Bad peerDevice argument");
+            }
+        } else {
+            failed("Bad argument '%s'", arg);
+        }
+    };
+};
+
+
+
+
+int main(int argc, char *argv[])
+{
+    parseMyArguments(argc, argv);
+
+    size_t Nbytes = N*sizeof(int);
+
+    int *A_d, *C_d, *A_h, *C_h;
+    HIPCHECK ( hipMalloc(&A_d, Nbytes) );
+    HIPCHECK ( hipMalloc(&C_d, Nbytes) );
+
+    A_h = (int*)malloc (Nbytes);
+    C_h = (int*)malloc (Nbytes);
+
+    for (int i=0; i<N; i++) {
+        A_h[i] = i*10;
+        C_h[i] = 0x0;
+    }
+
+    int blocks = N / p_blockSize;
+    printf ("running with N=%zu p_blockSize=%d blocks=%d\n", N, p_blockSize, blocks);
+
+    HIPCHECK ( hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice) );
+    HIPCHECK ( hipGetLastError() );
+
+    hipLaunchKernel(myKern, dim3(blocks), dim3(p_blockSize), 0, 0, C_d, A_d, N, 0);
+
+#ifdef __HIP_PLATFORM_NVCC__
+    cudaFuncAttributes attrib;
+    cudaFuncGetAttributes (&attrib, myKern);
+    printf ("binaryVersion = %d\n", attrib.binaryVersion);
+    printf ("cacheModeCA = %d\n", attrib.cacheModeCA);
+    printf ("constSizeBytes = %zu\n", attrib.constSizeBytes);
+    printf ("localSizeBytes = %zud\n", attrib.localSizeBytes);
+    printf ("maxThreadsPerBlock = %d\n", attrib.maxThreadsPerBlock);
+    printf ("numRegs = %d\n", attrib.numRegs);
+    printf ("ptxVersion = %d\n", attrib.ptxVersion);
+    printf ("sharedSizeBytes = %zud\n", attrib.sharedSizeBytes);
+#endif
+
+    HIPCHECK ( hipDeviceSynchronize() );
+
+    HIPCHECK ( hipGetLastError() );
+
+    HIPCHECK ( hipMemcpy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost) );
+
+    HIPCHECK ( hipDeviceSynchronize() );
+
+    for (int i=0; i<N; i++) {
+        int goldVal = i * 10;
+        if (C_h[i] != goldVal) {
+            failed("mismatch at index:%d computed:%02d, gold:%02d\n", i, (int)C_h[i], (int)goldVal);
+
+        }
+    }
+
+    passed();
+
+};