From 6ed9a9699997a2853ec1c9e91747c251e5cfc97b Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Sun, 15 Jun 2014 03:50:43 +0200
Subject: damn

---
 ccc/vector_addition.cu | 61 --------------------------------------------------
 1 file changed, 61 deletions(-)
 delete mode 100644 ccc/vector_addition.cu

(limited to 'ccc/vector_addition.cu')

diff --git a/ccc/vector_addition.cu b/ccc/vector_addition.cu
deleted file mode 100644
index 4f16bc3..0000000
--- a/ccc/vector_addition.cu
+++ /dev/null
@@ -1,61 +0,0 @@
-#include "stdio.h"
-
-
-__global__ void add_arrays_gpu( float *in1, float *in2, float *out, int Ntot)
-{
-  int idx=blockIdx.x*blockDim.x+threadIdx.x;
-  if (idx < Ntot)
-    out[idx]=in1[idx]+in2[idx];
-}
-
-
-int main(void)
-{
-  /* pointers to host memory */
-  float *a, *b, *c;
-  /* pointers to device memory */
-  float *a_d, *b_d, *c_d;
-  int N=100000000;
-  int i;
-
-  /* Allocate arrays a, b and c on host*/
-  a = (float*) malloc(N*sizeof(float));
-  b = (float*) malloc(N*sizeof(float));
-  c = (float*) malloc(N*sizeof(float));
-
-  /* Allocate arrays a_d, b_d and c_d on device*/
-  cudaMalloc ((void **) &a_d, sizeof(float)*N);
-  cudaMalloc ((void **) &b_d, sizeof(float)*N);
-  cudaMalloc ((void **) &c_d, sizeof(float)*N);
-
-  /* Initialize arrays a and b */
-  for (i=0; i<N; i++) {
-    a[i]= (float) i;
-    b[i]=(float) -i;
-  }
-
-
-  /* Copy data from host memory to device memory */
-  cudaMemcpy(a_d, a, sizeof(float)*N, cudaMemcpyHostToDevice);
-  cudaMemcpy(b_d, b, sizeof(float)*N, cudaMemcpyHostToDevice);
-
-  /* Compute the execution configuration */
-  int block_size=256;
-  dim3 dimBlock(block_size);
-  dim3 dimGrid ( (N/dimBlock.x) + (!(N%dimBlock.x)?0:1) );
-
-  /* Add arrays a and b, store result in c */
-  add_arrays_gpu<<<dimGrid,dimBlock>>>(a_d, b_d, c_d, N);
-
-  /* Copy data from deveice memory to host memory */
-  //cudaMemcpy(c, c_d, sizeof(float)*N, cudaMemcpyDeviceToHost);
-
-  /* Print c */
-/*for(i=0; i<N; i++)
-    printf(" c[%d]=%f\n",i,c[i]);*/
-
-  /* Free the memory */
-  free(a); free(b); free(c);
-  cudaFree(a_d); cudaFree(b_d);cudaFree(c_d);
-}
-
-- 
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