raze-gles/libraries/asmjit/asmjit/x86/x86assembler.h
2020-05-23 22:43:03 +02:00

96 lines
3.3 KiB
C++

// [AsmJit]
// Complete x86/x64 JIT and Remote Assembler for C++.
//
// [License]
// Zlib - See LICENSE.md file in the package.
// [Guard]
#ifndef _ASMJIT_X86_X86ASSEMBLER_H
#define _ASMJIT_X86_X86ASSEMBLER_H
// [Dependencies]
#include "../base/assembler.h"
#include "../base/utils.h"
#include "../x86/x86emitter.h"
#include "../x86/x86operand.h"
// [Api-Begin]
#include "../asmjit_apibegin.h"
namespace asmjit {
//! \addtogroup asmjit_x86
//! \{
// ============================================================================
// [asmjit::X86Assembler]
// ============================================================================
//! X86/X64 assembler.
//!
//! X86/X64 assembler emits machine-code into buffers managed by \ref CodeHolder.
class ASMJIT_VIRTAPI X86Assembler
: public Assembler,
public X86EmitterImplicitT<X86Assembler> {
public:
typedef Assembler Base;
// --------------------------------------------------------------------------
// [Construction / Destruction]
// --------------------------------------------------------------------------
ASMJIT_API X86Assembler(CodeHolder* code = nullptr) noexcept;
ASMJIT_API virtual ~X86Assembler() noexcept;
// --------------------------------------------------------------------------
// [Compatibility]
// --------------------------------------------------------------------------
//! Explicit cast to `X86Emitter`.
ASMJIT_INLINE X86Emitter* asEmitter() noexcept { return reinterpret_cast<X86Emitter*>(this); }
//! Explicit cast to `X86Emitter` (const).
ASMJIT_INLINE const X86Emitter* asEmitter() const noexcept { return reinterpret_cast<const X86Emitter*>(this); }
//! Implicit cast to `X86Emitter`.
ASMJIT_INLINE operator X86Emitter&() noexcept { return *asEmitter(); }
//! Implicit cast to `X86Emitter` (const).
ASMJIT_INLINE operator const X86Emitter&() const noexcept { return *asEmitter(); }
// --------------------------------------------------------------------------
// [Accessors]
// --------------------------------------------------------------------------
// NOTE: X86Assembler uses _privateData to store 'address-override' bit that
// is used to decide whether to emit address-override (67H) prefix based on
// the memory BASE+INDEX registers. It's either `kX86MemInfo_67H_X86` or
// `kX86MemInfo_67H_X64`.
ASMJIT_INLINE uint32_t _getAddressOverrideMask() const noexcept { return _privateData; }
ASMJIT_INLINE void _setAddressOverrideMask(uint32_t m) noexcept { _privateData = m; }
// --------------------------------------------------------------------------
// [Events]
// --------------------------------------------------------------------------
ASMJIT_API Error onAttach(CodeHolder* code) noexcept override;
ASMJIT_API Error onDetach(CodeHolder* code) noexcept override;
// --------------------------------------------------------------------------
// [Code-Generation]
// --------------------------------------------------------------------------
using CodeEmitter::_emit;
ASMJIT_API Error _emit(uint32_t instId, const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_& o3) override;
ASMJIT_API Error align(uint32_t mode, uint32_t alignment) override;
};
//! \}
} // asmjit namespace
// [Api-End]
#include "../asmjit_apiend.h"
// [Guard]
#endif // _ASMJIT_X86_X86ASSEMBLER_H