llvm-6502/include/llvm/MC/MCFixedLenDisassembler.h
2013-01-10 00:45:19 +00:00

33 lines
1.2 KiB
C++

//===-- llvm/MC/MCFixedLenDisassembler.h - Decoder driver -------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Fixed length disassembler decoder state machine driver.
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCFIXEDLENDISASSEMBLER_H
#define LLVM_MC_MCFIXEDLENDISASSEMBLER_H
namespace llvm {
namespace MCD {
// Disassembler state machine opcodes.
enum DecoderOps {
OPC_ExtractField = 1, // OPC_ExtractField(uint8_t Start, uint8_t Len)
OPC_FilterValue, // OPC_FilterValue(uleb128 Val, uint16_t NumToSkip)
OPC_CheckField, // OPC_CheckField(uint8_t Start, uint8_t Len,
// uleb128 Val, uint16_t NumToSkip)
OPC_CheckPredicate, // OPC_CheckPredicate(uleb128 PIdx, uint16_t NumToSkip)
OPC_Decode, // OPC_Decode(uleb128 Opcode, uleb128 DIdx)
OPC_SoftFail, // OPC_SoftFail(uleb128 PMask, uleb128 NMask)
OPC_Fail // OPC_Fail()
};
} // namespace MCDecode
} // namespace llvm
#endif