projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 252b5132 | 1 | /* itbl-lex.l |
| 4b95cf5c | 2 | Copyright (C) 1997-2014 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 | |
| ec2655a6 | 8 | the Free Software Foundation; either version 3, or (at your option) |
| 252b5132 RH |
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 | |
| 4b4da160 NC |
18 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
| 19 | 02110-1301, USA. */ | |
| 252b5132 RH |
20 | |
| 21 | %{ | |
| ebd1c875 | 22 | #include "as.h" |
| f17c130b | 23 | #include "itbl-lex.h" |
| 3d82a647 | 24 | #include <itbl-parse.h> |
| 252b5132 RH |
25 | |
| 26 | #ifdef DEBUG | |
| 27 | #define DBG(x) printf x | |
| 28 | #define MDBG(x) printf x | |
| 29 | #else | |
| 30 | #define DBG(x) | |
| 31 | #define MDBG(x) | |
| 32 | #endif | |
| 33 | ||
| 34 | int insntbl_line = 1; | |
| 35 | %} | |
| 36 | ||
| 37 | ALNUM [A-Za-z0-9_] | |
| 38 | DIGIT [0-9] | |
| 39 | ALPHA [A-Za-z_] | |
| 40 | HEX [0-9A-Fa-f] | |
| 41 | ||
| 42 | %% | |
| 43 | ||
| 44 | "creg"|"CREG" { | |
| 45 | return CREG; | |
| 46 | } | |
| 47 | "dreg"|"DREG" { | |
| 48 | return DREG; | |
| 49 | } | |
| 50 | "greg"|"GREG" { | |
| 51 | return GREG; | |
| 52 | } | |
| 53 | "immed"|"IMMED" { | |
| 54 | return IMMED; | |
| 55 | } | |
| 56 | "addr"|"ADDR" { | |
| 57 | return ADDR; | |
| 58 | } | |
| 59 | "insn"|"INSN" { | |
| 60 | return INSN; | |
| 61 | } | |
| 62 | "p"{DIGIT} { | |
| 63 | yytext[yyleng] = 0; | |
| 64 | yylval.processor = strtoul (yytext+1, 0, 0); | |
| 65 | return PNUM; | |
| 66 | } | |
| 67 | {DIGIT}+ { | |
| 68 | yytext[yyleng] = 0; | |
| 69 | yylval.num = strtoul (yytext, 0, 0); | |
| 70 | return NUM; | |
| 71 | } | |
| 72 | "0x"{HEX}+ { | |
| 73 | yytext[yyleng] = 0; | |
| 74 | yylval.num = strtoul (yytext, 0, 0); | |
| 75 | return NUM; | |
| 76 | } | |
| 77 | {ALPHA}{ALNUM}* { | |
| 78 | yytext[yyleng] = 0; | |
| 79 | yylval.str = strdup (yytext); | |
| 80 | return ID; | |
| 81 | } | |
| 82 | ";"|"#" { | |
| 83 | int c; | |
| 84 | while ((c = input ()) != EOF) | |
| 85 | { | |
| 86 | if (c == '\n') | |
| 87 | { | |
| 88 | unput (c); | |
| 89 | break; | |
| 90 | } | |
| 91 | } | |
| 92 | } | |
| 93 | "\n" { | |
| 94 | insntbl_line++; | |
| 95 | MDBG (("in lex, NL = %d (x%x)\n", NL, NL)); | |
| 96 | return NL; | |
| 97 | } | |
| 98 | " "|"\t" { | |
| 99 | } | |
| 100 | . { | |
| 101 | MDBG (("char = %x, %d\n", yytext[0], yytext[0])); | |
| 102 | return yytext[0]; | |
| 103 | } | |
| 104 | %% | |
| 105 | ||
| 106 | #ifndef yywrap | |
| 107 | int | |
| 108 | yywrap () | |
| 109 | { | |
| 110 | return 1; | |
| 111 | } | |
| 112 | #endif |