QUDA  v1.1.0
A library for QCD on GPUs
warp.h
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1 /*
2 Copyright (c) 2013, NVIDIA Corporation
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4 
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26 */
27 
28 #pragma once
29 
30 namespace trove {
31 
32 #define WARP_CONVERGED 0xffffffff
33 
34 __device__
35 inline bool warp_converged() {
36 #if (__CUDACC_VER_MAJOR__ >= 9 || CUDA_VERSION >= 9000)
37  return (__activemask() == WARP_CONVERGED);
38 #else
39  return (__ballot(true) == WARP_CONVERGED);
40 #endif
41 }
42 
43 #undef WARP_CONVERGED
44 
45 #define WARP_SIZE 32
46 #define WARP_MASK 0x1f
47 #define LOG_WARP_SIZE 5
48 
49 }
Definition: aos.h:38
__device__ bool warp_converged()
Definition: warp.h:35
#define WARP_CONVERGED
Definition: warp.h:32