1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
////////////////////////////////////////////////////////////////////
//
// Integer operate instructions
//
output header {{
/**
* Base class for integer operations.
*/
class IntOp : public MipsStaticInst
{
protected:
/// Constructor
IntegerOp(const char *mnem, MachInst _machInst, OpClass __opClass) :
MipsStaticInst(mnem, _machInst, __opClass)
{
}
std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
};
class IntImmOp : public MipsStaticInst
{
protected:
uint16_t imm;
/// Constructor
IntegerOp(const char *mnem, MachInst _machInst, OpClass __opClass) :
MipsStaticInst(mnem, _machInst, __opClass),imm(INTIMM)
{
}
std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
};
}};
output decoder {{
std::string IntOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
return "Disassembly of integer instruction\n";
}
std::string IntImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
return "Disassembly of integer immediate instruction\n";
}
}};
// Primary format for integer operate instructions:
def format IntOp(code, *opt_flags) {{
orig_code = code
cblk = CodeBlock(code)
//Figure out if we are creating a IntImmOp or a IntOp
strlen = len(name)
if ( name[strlen-1] = 'i' or ( name[strlen-2:] = 'iu'))
iop = InstObjParams(name, Name, 'IntOp', cblk, opt_flags)
else:
iop = InstObjParams(name, Name, 'IntImmOp', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = OperateNopCheckDecode.subst(iop)
exec_output = BasicExecute.subst(iop)
}};
|
