capstone/arch/X86/X86BaseInfo.h
2019-02-26 15:19:51 +08:00

51 lines
1.5 KiB
C++

//===-- X86BaseInfo.h - Top level definitions for X86 -------- --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains small standalone helper functions and enum definitions for
// the X86 target useful for the compiler back-end and the MC libraries.
// As such, it deliberately does not include references to LLVM core
// code gen types, passes, etc..
//
//===----------------------------------------------------------------------===//
#ifndef CS_X86_BASEINFO_H
#define CS_X86_BASEINFO_H
/* Capstone Disassembly Engine */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */
// Enums for memory operand decoding. Each memory operand is represented with
// a 5 operand sequence in the form:
// [BaseReg, ScaleAmt, IndexReg, Disp, Segment]
// These enums help decode this.
enum {
X86_AddrBaseReg = 0,
X86_AddrScaleAmt = 1,
X86_AddrIndexReg = 2,
X86_AddrDisp = 3,
/// AddrSegmentReg - The operand # of the segment in the memory operand.
X86_AddrSegmentReg = 4,
/// AddrNumOperands - Total number of operands in a memory reference.
X86_AddrNumOperands = 5
};
enum IPREFIXES {
X86_IP_NO_PREFIX = 0,
X86_IP_HAS_OP_SIZE = 1,
X86_IP_HAS_AD_SIZE = 2,
X86_IP_HAS_REPEAT_NE = 4,
X86_IP_HAS_REPEAT = 8,
X86_IP_HAS_LOCK = 16,
X86_IP_HAS_NOTRACK = 64
};
#endif