1// -*- mode:c++ -*-
2
3// Copyright (c) 2003-2005 The Regents of The University of Michigan
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright

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29// Authors: Korey Sewell
30
31////////////////////////////////////////////////////////////////////
32//
33// Unknown instructions
34//
35
36output header {{
37 std::string inst2string(MachInst machInst);
38}};
39output decoder {{
40
41std::string inst2string(MachInst machInst)
42{
43 string str = "";
44 uint32_t mask = 0x80000000;
45
46 for(int i=0; i < 32; i++) {
47 if ((machInst & mask) == 0) {
48 str += "0";
49 } else {
50 str += "1";
51 }
52
53 mask = mask >> 1;
54 }
55
56 return str;
57}
58
59 std::string
60 Unknown::generateDisassembly(Addr pc, const SymbolTable *symtab) const
61 {
62 return csprintf("%-10s (inst 0x%x, opcode 0x%x, binary:%s)",
63 "unknown", machInst, OPCODE, inst2string(machInst));
64 }
65}};
66

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