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annotate example/multiply/cuda/multiply.cu @ 1941:f19885ea776d draft

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add wordcount for cuda. fix CudaScheduler. add makefile
author Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
date Tue, 04 Feb 2014 02:18:07 +0900
parents 67e50779feb4
children da22fc4db5b2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1927
4eefec26e3e2 add file
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1 extern "C" {
1941
f19885ea776d add wordcount for cuda. fix CudaScheduler. add makefile
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1935
diff changeset
2 __global__ void multi(long* params, float* A, float* B, float* C) {
f19885ea776d add wordcount for cuda. fix CudaScheduler. add makefile
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1935
diff changeset
3 //int id = blockIdx.x * blockDim.x + threadIdx.x;
f19885ea776d add wordcount for cuda. fix CudaScheduler. add makefile
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1935
diff changeset
4 long length = params[0];
f19885ea776d add wordcount for cuda. fix CudaScheduler. add makefile
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1935
diff changeset
5 for (int id = 0; id < length; id++)
f19885ea776d add wordcount for cuda. fix CudaScheduler. add makefile
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1935
diff changeset
6 C[id]=A[id]*B[id];
1927
4eefec26e3e2 add file
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
diff changeset
7 }
4eefec26e3e2 add file
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
diff changeset
8 }