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Make -mlittle-endian switch set the target_big_endian variable to false.
[thirdparty/binutils-gdb.git] / gas / itbl-lex.l
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252b5132 1/* itbl-lex.l
f17c130b 2 Copyright 1997, 1998, 2001, 2002, 2005 Free Software Foundation, Inc.
252b5132
RH
3
4 This file is part of GAS, the GNU Assembler.
5
6 GAS is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
10
11 GAS is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with GAS; see the file COPYING. If not, write to the Free
18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
19 02111-1307, USA. */
20
21%{
22#include <stdio.h>
23#include <string.h>
24#include <stdlib.h>
3d82a647 25
f17c130b 26#include "itbl-lex.h"
3d82a647 27#include <itbl-parse.h>
252b5132
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28
29#ifdef DEBUG
30#define DBG(x) printf x
31#define MDBG(x) printf x
32#else
33#define DBG(x)
34#define MDBG(x)
35#endif
36
37int insntbl_line = 1;
38%}
39
40ALNUM [A-Za-z0-9_]
41DIGIT [0-9]
42ALPHA [A-Za-z_]
43HEX [0-9A-Fa-f]
44
45%%
46
47"creg"|"CREG" {
48 return CREG;
49 }
50"dreg"|"DREG" {
51 return DREG;
52 }
53"greg"|"GREG" {
54 return GREG;
55 }
56"immed"|"IMMED" {
57 return IMMED;
58 }
59"addr"|"ADDR" {
60 return ADDR;
61 }
62"insn"|"INSN" {
63 return INSN;
64 }
65"p"{DIGIT} {
66 yytext[yyleng] = 0;
67 yylval.processor = strtoul (yytext+1, 0, 0);
68 return PNUM;
69 }
70{DIGIT}+ {
71 yytext[yyleng] = 0;
72 yylval.num = strtoul (yytext, 0, 0);
73 return NUM;
74 }
75"0x"{HEX}+ {
76 yytext[yyleng] = 0;
77 yylval.num = strtoul (yytext, 0, 0);
78 return NUM;
79 }
80{ALPHA}{ALNUM}* {
81 yytext[yyleng] = 0;
82 yylval.str = strdup (yytext);
83 return ID;
84 }
85";"|"#" {
86 int c;
87 while ((c = input ()) != EOF)
88 {
89 if (c == '\n')
90 {
91 unput (c);
92 break;
93 }
94 }
95 }
96"\n" {
97 insntbl_line++;
98 MDBG (("in lex, NL = %d (x%x)\n", NL, NL));
99 return NL;
100 }
101" "|"\t" {
102 }
103. {
104 MDBG (("char = %x, %d\n", yytext[0], yytext[0]));
105 return yytext[0];
106 }
107%%
108
109#ifndef yywrap
110int
111yywrap ()
112 {
113 return 1;
114 }
115#endif