Fix incorrect shfl_xor for Windows

copy/paste error, need __shfl_xor w/ lane_mask
2020-03-10 12:04:05 -05:00
parent 31b1d5e4a4
commit a9af4755cb
1 changed files with 1 additions and 1 deletions
@@ -557,7 +557,7 @@ long __shfl_xor(long var, int lane_mask, int width = warpSize)
    return tmp1;
    #else
    static_assert(sizeof(long) == sizeof(int), "");
-    return static_cast<long>(__shfl_down(static_cast<int>(var), lane_delta, width));
+    return static_cast<long>(__shfl_xor(static_cast<int>(var), lane_mask, width));
    #endif
 }
 __device__