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Merge pull request #368 from etomzak/master 

Fix out-of-bounds read/write in XhadFaster
pull/372/head
Cedric Nugteren 2019-09-06 19:30:52 +02:00 committed by GitHub
parent ec501055f9 9560193a9e
commit 701ac9bf76
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1 changed files with 4 additions and 2 deletions
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6
src/kernels/level1/xhad.opencl
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@ -97,10 +97,12 @@ void XhadFaster(const int n, const real_arg arg_alpha, const real_arg arg_beta,
const real alpha = GetRealArg(arg_alpha);
const real beta = GetRealArg(arg_beta);
if (get_global_id(0) < n / (VW)) {
const int num_desired_threads = n / (VW * WPT);
if (get_global_id(0) < num_desired_threads) {
#pragma unroll
for (int _w = 0; _w < WPT; _w += 1) {
const int id = _w*get_global_size(0) + get_global_id(0);
const int id = _w * num_desired_threads + get_global_id(0);
realV xvalue = xgm[id];
realV yvalue = ygm[id];
realV zvalue = zgm[id];