摘要: int offset= x+y*dimx 线程块内的线程索引y 线程块索引dim 线程块的维度tid = threadIdx.x+blockIdx.x*blockDim.x 计算大于或等于128的最小倍数(127+x)/128 kernel>>(a,b,c) 规约求和int i= blockDim.x/2;while(i != 0){ if(cacheIndex >>(a,b,c); __global__ static void kenel(int *a,int *b,int *c){ ... int tid = threadIdx.x+blockIdx.x*block 阅读全文
posted @ 2013-09-10 15:10 xingoo 阅读(791) 评论(0) 推荐(0)