blob: 6984fe755b46b32a05b200cbfdf02a4848b0c240 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
#ifndef TLS_SCRATH_INL_H_
#error "Direct inclusion of this file is not allowed, include tls_scratch.h"
// For the sake of sane code completion.
#include "tls_scratch.h"
#endif
#include <library/cpp/yt/misc/tls.h>
namespace NYT {
////////////////////////////////////////////////////////////////////////////////
template <class T>
YT_PREVENT_TLS_CACHING TMutableRange<T> GetTlsScratchBuffer(size_t size)
{
// This is a workround for std::vector<bool>.
using TBoxed = std::array<T, 1>;
thread_local std::vector<TBoxed> tlsVector;
tlsVector.reserve(size);
auto range = TMutableRange(reinterpret_cast<T*>(tlsVector.data()), size);
std::fill(range.begin(), range.end(), T());
return range;
}
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT
|
