Add regression flops

tests/regression/flops/kernel.cpp

@@ -0,0 +1,41 @@
+#include <stdint.h>
+#include <vx_intrinsics.h>
+#include <vx_spawn.h>
+#include "common.h"
+
+void kernel_body(int task_id, kernel_arg_t *__UNIFORM__ arg) {
+  const float *A = (const float *)arg->addr_src;
+  float *C = (float *)arg->addr_dst;
+
+  int incr = A[task_id];
+  float sum = 0.0f;
+  float sum1 = 0.0f;
+  float sum2 = 0.0f;
+  float sum3 = 0.0f;
+  float sum4 = 0.0f;
+  float sum5 = 0.0f;
+#pragma unroll 8
+  for (int i = 0; i < 5000; i++) {
+    sum1 = sum2 + 5.0f;
+    sum2 = sum3 + 5.0f;
+    sum3 = sum4 + 5.0f;
+    sum4 = sum5 + 5.0f;
+    sum5 = sum1 + 5.0f;
+  }
+
+  sum = sum1 + sum2 + sum3 + sum4 + sum5;
+  C[task_id] = static_cast<float>(sum);
+}
+
+int main() {
+  kernel_arg_t *arg = (kernel_arg_t *)KERNEL_ARG_DEV_MEM_ADDR;
+  const uint32_t grid_size = arg->size;
+#ifdef RADIANCE
+  vx_spawn_tasks_cluster(grid_size, (vx_spawn_tasks_cb)kernel_body, arg);
+#else
+  // NOTE: This kernel assumes contiguous thread scheduling for efficient shared
+  // memory allocation, and therefore does not work with original vx_spawn_tasks
+  vx_spawn_tasks_contiguous(grid_size, (vx_spawn_tasks_cb)kernel_body, arg);
+#endif
+  return 0;
+}