ECE 408 sem project

kernels/residual.cuh

@@ -0,0 +1,25 @@
+#ifndef RESIDUAL_KERNEL_CUH_
+#define RESIDUAL_KERNEL_CUH_
+
+#include <cuda_runtime.h>
+#include "../utils/cuda_utils.cuh"
+
+__global__ void residual_forward_kernel(float* out, float* inp1, float* inp2, int N) {
+    // Implement this
+    int x = blockDim.x * blockIdx.x + threadIdx.x;
+
+    if(x < N){
+        out[x] = inp1[x] + inp2[x];
+    }
+}
+
+// Launch kernel here
+void residual_forward(float* out, float* inp1, float* inp2, int N) {
+    // Implement this
+    dim3 block(32,1,1);
+    dim3 grid((N + block.x - 1)/ block.x);
+
+    residual_forward_kernel<<<grid, block>>>(out, inp1, inp2, N);
+}
+
+#endif // RESIDUAL_KERNEL_CUH_