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author | Jing Yu <jingyu@google.com> | 2011-12-20 10:27:58 -0800 |
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committer | Jing Yu <jingyu@google.com> | 2011-12-20 10:27:58 -0800 |
commit | cf3cdbf8b3cda61a619299e7966a83df66244036 (patch) | |
tree | 201e2bcfc955f16802d3257112d29736cb3a3ce8 /binutils-2.21/gas/itbl-lex.l | |
parent | e4df3e0a5bb640ccfa2f30ee67fe9b3146b152d6 (diff) | |
download | toolchain_binutils-cf3cdbf8b3cda61a619299e7966a83df66244036.zip toolchain_binutils-cf3cdbf8b3cda61a619299e7966a83df66244036.tar.gz toolchain_binutils-cf3cdbf8b3cda61a619299e7966a83df66244036.tar.bz2 |
Add binutils-2.21.
Use --enable-gold=default for dual linker support.
Change-Id: Id1a744c7db58a0b5e7a3be174cdfa875f2f86e49
Diffstat (limited to 'binutils-2.21/gas/itbl-lex.l')
-rw-r--r-- | binutils-2.21/gas/itbl-lex.l | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/binutils-2.21/gas/itbl-lex.l b/binutils-2.21/gas/itbl-lex.l new file mode 100644 index 0000000..7893a57 --- /dev/null +++ b/binutils-2.21/gas/itbl-lex.l @@ -0,0 +1,113 @@ +/* itbl-lex.l + Copyright 1997, 1998, 2001, 2002, 2005, 2006, 2007 + Free Software Foundation, Inc. + + This file is part of GAS, the GNU Assembler. + + GAS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GAS is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GAS; see the file COPYING. If not, write to the Free + Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ + +%{ +#include "as.h" +#include "itbl-lex.h" +#include <itbl-parse.h> + +#ifdef DEBUG +#define DBG(x) printf x +#define MDBG(x) printf x +#else +#define DBG(x) +#define MDBG(x) +#endif + +int insntbl_line = 1; +%} + +ALNUM [A-Za-z0-9_] +DIGIT [0-9] +ALPHA [A-Za-z_] +HEX [0-9A-Fa-f] + +%% + +"creg"|"CREG" { + return CREG; + } +"dreg"|"DREG" { + return DREG; + } +"greg"|"GREG" { + return GREG; + } +"immed"|"IMMED" { + return IMMED; + } +"addr"|"ADDR" { + return ADDR; + } +"insn"|"INSN" { + return INSN; + } +"p"{DIGIT} { + yytext[yyleng] = 0; + yylval.processor = strtoul (yytext+1, 0, 0); + return PNUM; + } +{DIGIT}+ { + yytext[yyleng] = 0; + yylval.num = strtoul (yytext, 0, 0); + return NUM; + } +"0x"{HEX}+ { + yytext[yyleng] = 0; + yylval.num = strtoul (yytext, 0, 0); + return NUM; + } +{ALPHA}{ALNUM}* { + yytext[yyleng] = 0; + yylval.str = strdup (yytext); + return ID; + } +";"|"#" { + int c; + while ((c = input ()) != EOF) + { + if (c == '\n') + { + unput (c); + break; + } + } + } +"\n" { + insntbl_line++; + MDBG (("in lex, NL = %d (x%x)\n", NL, NL)); + return NL; + } +" "|"\t" { + } +. { + MDBG (("char = %x, %d\n", yytext[0], yytext[0])); + return yytext[0]; + } +%% + +#ifndef yywrap +int +yywrap () + { + return 1; + } +#endif |