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This commit is contained in:
Hansung Kim
2023-09-10 14:45:23 -07:00
parent 9efdd2ebb7
commit c90fe56588
5 changed files with 15 additions and 1 deletions
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4
tests/opencl/vecadd/main.cc
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@@ -156,6 +156,8 @@ int main (int argc, char **argv) {
kernel = CL_CHECK2(clCreateKernel(program, KERNEL_NAME, &_err));
// Set kernel arguments
// NOTE(hansung): clSetKernelArg doesn't seem to incur any device-specific
// operation
CL_CHECK(clSetKernelArg(kernel, 0, sizeof(cl_mem), (void *)&a_memobj));
CL_CHECK(clSetKernelArg(kernel, 1, sizeof(cl_mem), (void *)&b_memobj));
CL_CHECK(clSetKernelArg(kernel, 2, sizeof(cl_mem), (void *)&c_memobj));
@@ -190,6 +192,8 @@ int main (int argc, char **argv) {
size_t local_work_size[1] = {1};
auto time_start = std::chrono::high_resolution_clock::now();
CL_CHECK(clEnqueueNDRangeKernel(commandQueue, kernel, 1, NULL, global_work_size, local_work_size, 0, NULL, NULL));
// NOTE(hansung): clFinish blocks until all kernels in the command queue are
// finished. This seems to be what actually kicks off kernel execution.
CL_CHECK(clFinish(commandQueue));
auto time_end = std::chrono::high_resolution_clock::now();
double elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(time_end - time_start).count();