shadPS4/src/core/tls.h

51 lines
1.1 KiB
C++

// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "common/types.h"
namespace Xbyak {
class CodeGenerator;
}
namespace Libraries::Fiber {
struct OrbisFiberContext;
}
namespace Core {
union DtvEntry {
std::size_t counter;
u8* pointer;
};
struct Tcb {
Tcb* tcb_self;
DtvEntry* tcb_dtv;
void* tcb_thread;
::Libraries::Fiber::OrbisFiberContext* tcb_fiber;
};
#ifdef _WIN32
/// Gets the thread local storage key for the TCB block.
u32 GetTcbKey();
#endif
/// Sets the data pointer to the TCB block.
void SetTcbBase(void* image_address);
/// Retrieves Tcb structure for the calling thread.
Tcb* GetTcbBase();
/// Makes sure TLS is initialized for the thread before entering guest.
void EnsureThreadInitialized();
template <class ReturnType, class... FuncArgs, class... CallArgs>
ReturnType ExecuteGuest(PS4_SYSV_ABI ReturnType (*func)(FuncArgs...), CallArgs&&... args) {
EnsureThreadInitialized();
return func(std::forward<CallArgs>(args)...);
}
} // namespace Core