mirror of
https://github.com/oven-sh/bun
synced 2026-02-17 14:22:01 +00:00
79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
/*
|
|
* Copyright (C) 2011 Apple Inc. All rights reserved.
|
|
* Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
|
|
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
|
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <wtf/StdLibExtras.h>
|
|
#include <wtf/text/ASCIIFastPath.h>
|
|
|
|
namespace PAL {
|
|
|
|
template<size_t size> struct UCharByteFiller;
|
|
template<> struct UCharByteFiller<4> {
|
|
static void copy(std::span<LChar> destination, std::span<const uint8_t> source)
|
|
{
|
|
memcpySpan(destination, source.first(4));
|
|
}
|
|
|
|
static void copy(std::span<UChar> destination, std::span<const uint8_t> source)
|
|
{
|
|
destination[0] = source[0];
|
|
destination[1] = source[1];
|
|
destination[2] = source[2];
|
|
destination[3] = source[3];
|
|
}
|
|
};
|
|
template<> struct UCharByteFiller<8> {
|
|
static void copy(std::span<LChar> destination, std::span<const uint8_t> source)
|
|
{
|
|
memcpySpan(destination, source.first(8));
|
|
}
|
|
|
|
static void copy(std::span<UChar> destination, std::span<const uint8_t> source)
|
|
{
|
|
destination[0] = source[0];
|
|
destination[1] = source[1];
|
|
destination[2] = source[2];
|
|
destination[3] = source[3];
|
|
destination[4] = source[4];
|
|
destination[5] = source[5];
|
|
destination[6] = source[6];
|
|
destination[7] = source[7];
|
|
}
|
|
};
|
|
|
|
inline void copyASCIIMachineWord(std::span<LChar> destination, std::span<const uint8_t> source)
|
|
{
|
|
UCharByteFiller<sizeof(WTF::MachineWord)>::copy(destination, source);
|
|
}
|
|
|
|
inline void copyASCIIMachineWord(std::span<UChar> destination, std::span<const uint8_t> source)
|
|
{
|
|
UCharByteFiller<sizeof(WTF::MachineWord)>::copy(destination, source);
|
|
}
|
|
|
|
} // namespace PAL
|