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Theodosius/Examples/Theodosius-Kernel/Theodosius-MSREXEC/asmjit/x86/x86emithelper_p.h

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4 years ago
// AsmJit - Machine code generation for C++
//
// * Official AsmJit Home Page: https://asmjit.com
// * Official Github Repository: https://github.com/asmjit/asmjit
//
// Copyright (c) 2008-2020 The AsmJit Authors
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
#ifndef ASMJIT_X86_X86EMITHELPER_P_H_INCLUDED
#define ASMJIT_X86_X86EMITHELPER_P_H_INCLUDED
#include "../core/api-config.h"
#include "../core/emithelper_p.h"
#include "../core/func.h"
#include "../x86/x86emitter.h"
#include "../x86/x86operand.h"
ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! \cond INTERNAL
//! \addtogroup asmjit_x86
//! \{
// ============================================================================
// [asmjit::x86::EmitHelper]
// ============================================================================
static ASMJIT_INLINE uint32_t vecTypeIdToRegType(uint32_t typeId) noexcept {
return typeId <= Type::_kIdVec128End ? Reg::kTypeXmm :
typeId <= Type::_kIdVec256End ? Reg::kTypeYmm : Reg::kTypeZmm;
}
class EmitHelper : public BaseEmitHelper {
public:
bool _avxEnabled;
inline explicit EmitHelper(BaseEmitter* emitter = nullptr, bool avxEnabled = false) noexcept
: BaseEmitHelper(emitter),
_avxEnabled(avxEnabled) {}
Error emitRegMove(
const Operand_& dst_,
const Operand_& src_, uint32_t typeId, const char* comment = nullptr) override;
Error emitArgMove(
const BaseReg& dst_, uint32_t dstTypeId,
const Operand_& src_, uint32_t srcTypeId, const char* comment = nullptr) override;
Error emitRegSwap(
const BaseReg& a,
const BaseReg& b, const char* comment = nullptr) override;
Error emitProlog(const FuncFrame& frame);
Error emitEpilog(const FuncFrame& frame);
};
//! \}
//! \endcond
ASMJIT_END_SUB_NAMESPACE
#endif // ASMJIT_X86_X86EMITHELPER_P_H_INCLUDED