Compute Library
 21.05
bit_ops.h
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1 /*
2  * Copyright (c) 2018-2021 Arm Limited.
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4  * SPDX-License-Identifier: MIT
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24 #ifndef ARM_COMPUTE_UTILS_HELPERS_BIT_OPS_H
25 #define ARM_COMPUTE_UTILS_HELPERS_BIT_OPS_H
26 
27 #include "support/Requires.h"
28 
29 #include <type_traits>
30 
31 namespace arm_compute
32 {
33 namespace helpers
34 {
35 namespace bit_ops
36 {
37 /** Checks if the idx-th bit is set in an integral type
38  *
39  * @param[in] v Integral input
40  * @param[in] idx Index of the bit to check
41  *
42  * @return True if the idx-th bit is set else false
43  */
44 template <typename T, ARM_COMPUTE_REQUIRES_TA(std::is_integral<T>::value)>
45 bool is_bit_set(T v, unsigned int idx)
46 {
47  return (v & 1 << idx) != 0;
48 }
49 } // namespace bit_ops
50 } // namespace helpers
51 } // namespace arm_compute
52 #endif /* ARM_COMPUTE_UTILS_HELPERS_BIT_OPS_H */
bool is_bit_set(T v, unsigned int idx)
Checks if the idx-th bit is set in an integral type.
Definition: bit_ops.h:45
Copyright (c) 2017-2021 Arm Limited.