5#ifndef GKO_PUBLIC_CORE_BASE_INTRINSICS_HPP_
6#define GKO_PUBLIC_CORE_BASE_INTRINSICS_HPP_
12#include <ginkgo/core/base/types.hpp>
22GKO_ATTRIBUTES GKO_INLINE
int popcount(
uint32 bitmask)
24#if defined(__CUDA_ARCH__) || defined(__HIP_DEVICE_COMPILE__)
25 return __popc(bitmask);
27 std::bitset<32> bits{bitmask};
36GKO_ATTRIBUTES GKO_INLINE
int popcount(
uint64 bitmask)
38#if defined(__CUDA_ARCH__) || defined(__HIP_DEVICE_COMPILE__)
39 return __popcll(bitmask);
41 std::bitset<64> bits{bitmask};
The Ginkgo namespace.
Definition abstract_factory.hpp:20
std::uint64_t uint64
64-bit unsigned integral type.
Definition types.hpp:132
std::uint32_t uint32
32-bit unsigned integral type.
Definition types.hpp:126