summaryrefslogtreecommitdiff
path: root/binutils/syslex.l
blob: a39484287a788882258695e3a574430072f351ed (plain)
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
%{
#include "sysinfo.h"
char *word;
int number;
int unit;

#ifndef yywrap
static int yywrap () { return 1; }
#endif
%}
%%
"(" { return '(';}
")" { return ')';}
"[" { return '[';}
"]" { return ']';}
" " { ; }
";".* { ; } 
"\t" { ; }
"\n" { ; }
"\""[^\"]*"\"" {
yylval.s = malloc(strlen (yytext));
strcpy(yylval.s, yytext+1);
yylval.s[strlen(yylval.s)-1] = 0;
        return NAME;
	}

0x[0-9a-f]+ {
        yylval.i = strtol(yytext,0,16);
	return  NUMBER;
	}

[0-9]+ {
        yylval.i = atoi(yytext);
	return  NUMBER;
	}


"bits" { yylval.i =1 ;return UNIT;}
"bit" { yylval.i = 1; return UNIT;}
"bytes" { yylval.i= 8; return UNIT;}
"byte" { yylval.i = 8; return UNIT;}

"int" { yylval.s = "INT"; return TYPE;}
"barray" { yylval.s = "BARRAY"; return TYPE;}
"chars" { yylval.s = "CHARS"; return TYPE;}
"variable" { yylval.i = 0; return NUMBER;}
"counted" { yylval.i = -4; return NUMBER;}
"addrsize" { yylval.i = -2; return NUMBER; }
"segsize" { yylval.i = -1; return NUMBER; }
"cond" { return COND;}
"repeat" { return REPEAT;}