pcsx2/common/FastJmp.h

36 lines
1.1 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2021 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "Pcsx2Defs.h"
#include <cstdint>
#include <cstddef>
struct fastjmp_buf
{
#if defined(_WIN32)
static constexpr std::size_t BUF_SIZE = 240;
#else
static constexpr std::size_t BUF_SIZE = 64;
#endif
alignas(16) std::uint8_t buf[BUF_SIZE];
};
extern "C" {
int __fastcall fastjmp_set(fastjmp_buf* buf);
__noreturn void __fastcall fastjmp_jmp(const fastjmp_buf* buf, int ret);
}