-
Notifications
You must be signed in to change notification settings - Fork 0
/
ass.cpp
67 lines (59 loc) · 1.71 KB
/
ass.cpp
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
#include <iostream>
#include <exception>
#include <stdexcept>
#include "assembler.h"
#include "disassembler.h"
using namespace std;
int main(int argc, char *argv[]) {
try {
string filename, type, outputfile;
ostream *out;
argv++;
argc--;
if ( argc % 2 ) {
throw invalid_argument("Invalid Arguments!");
} else {
map<char, string> arg_map;
for (int i = 0; i < argc; i+=2) {
if (argv[i][0] != '-') {
throw invalid_argument("Option should start with '-'!");
}
arg_map[argv[i][1]] = argv[i+1];
}
// -t (coe|plain) -o (outputfilename) -f (filename)
if ( arg_map.count('t') ) {
type = arg_map['t'];
} else {
type = "plain";
}
if ( arg_map.count('f') ) {
filename = arg_map['f'];
} else {
throw invalid_argument("File should be specified with -f filename.");
}
if ( arg_map.count('o') ) {
outputfile = arg_map['o'];
out = new ofstream(outputfile, ios::out);
} else {
out = &cout;
}
}
fstream fin(filename, ios::in);
fin.exceptions(fin.failbit);
string ins, content;
while(!fin.eof()) {
getline(fin, ins);
content += ins + "\n";
}
Assembler A(content);
A.split();
A.trim();
A.format();
A.calc_label();
A.parse();
A.print(type, *out);
} catch (exception &err) {
cerr << err.what() << endl;
}
return 0;
}