/
Bit.cs
85 lines (68 loc) · 2.05 KB
/
Bit.cs
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
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
namespace asmCycleCount {
internal class Bit : GenericInstruction {
private string ins;
int cycles, read, write;
public Bit(int lnum, uint tabs, string ins, ArgumentPart[] parts) : base(lnum, tabs, parts) {
this.ins = ins;
if (!checkArgNums()) {
return;
}
if (ArgEnum.get(parts[1]).Type == typeof(ArgImmediateValue)) {
Window.ShowParseError(lnum, "Argument 2 can not be immediate value!", "Error!");
}
if (ArgEnum.get(parts[0]).Type != typeof(ArgImmediateValue) && ArgEnum.get(parts[0]).Type != typeof(ArgDataDirect)) {
Window.ShowParseError(lnum, "Argument 2 must be a data register or immediate value, but is '" + parts[0] + "' instead!\nParsing will now terminate.", "Error!");
}
bool isdn = ArgEnum.get(parts[0]).Type == typeof(ArgDataDirect);
if (ins.Equals("bchg") || ins.Equals("bset")) {
cycles = isdn ? 8 : 12;
read = isdn ? 1 : 2;
write = ArgEnum.get(parts[1]).Type == typeof(ArgDataDirect) ? 0 : 1;
} else if (ins.Equals("bclr")) {
read = isdn ? 1 : 2;
if (ArgEnum.get(parts[1]).Type == typeof(ArgDataDirect)) {
write = 0;
cycles = isdn ? 8 : 12;
} else {
cycles = isdn ? 10 : 14;
write = 1;
}
} else if (ins.Equals("btst")) {
read = isdn ? 1 : 2;
write = 0;
if (ArgEnum.get(parts[1]).Type == typeof(ArgDataDirect)) {
cycles = isdn ? 4 : 8;
} else {
cycles = isdn ? 6 : 10;
}
}
}
public override string getInsName() {
return ins;
}
public override char getInsSize() {
return '\0';
}
public override uint getArgNum() {
return 2;
}
public override uint getBytesCount() {
return 2;
}
public override bool overridesCycles() {
return true;
}
public override uint getCycleCount() {
return (uint) cycles;
}
public override uint getReadCycleCount() {
return (uint) read;
}
public override uint getWriteCycleCount() {
return (uint) write;
}
public override string getNote() {
return "";
}
}
}