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khays |
%option nounput
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%{
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/* Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
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166 |
khays |
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
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145 |
khays |
Free Software Foundation, Inc.
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Written by Steve Chamberlain of Cygnus Support.
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This file is part of the GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "bfd.h"
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#include "safe-ctype.h"
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#include "bfdlink.h"
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#include "ld.h"
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#include "ldmisc.h"
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#include "ldexp.h"
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#include "ldlang.h"
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#include
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#include "ldfile.h"
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#include "ldlex.h"
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#include "ldmain.h"
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#include "libiberty.h"
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/* The type of top-level parser input.
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yylex and yyparse (indirectly) both check this. */
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input_type parser_input;
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/* Line number in the current input file.
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(FIXME Actually, it doesn't appear to get reset for each file?) */
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unsigned int lineno = 1;
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/* The string we are currently lexing, or NULL if we are reading a
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file. */
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const char *lex_string = NULL;
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/* Support for flex reading from more than one input file (stream).
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`include_stack' is flex's input state for each open file;
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`file_name_stack' is the file names. `lineno_stack' is the current
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line numbers.
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If `include_stack_ptr' is 0, we haven't started reading anything yet.
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Otherwise, stack elements 0 through `include_stack_ptr - 1' are valid. */
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#undef YY_INPUT
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#define YY_INPUT(buf,result,max_size) result = yy_input (buf, max_size)
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#ifndef YY_NO_UNPUT
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#define YY_NO_UNPUT
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#endif
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#define MAX_INCLUDE_DEPTH 10
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static YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
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static const char *file_name_stack[MAX_INCLUDE_DEPTH];
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static unsigned int lineno_stack[MAX_INCLUDE_DEPTH];
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static unsigned int include_stack_ptr = 0;
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static int vers_node_nesting = 0;
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static int yy_input (char *, int);
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static void comment (void);
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static void lex_warn_invalid (char *where, char *what);
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/* STATES
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EXPRESSION definitely in an expression
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SCRIPT definitely in a script
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BOTH either EXPRESSION or SCRIPT
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DEFSYMEXP in an argument to -defsym
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MRI in an MRI script
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VERS_START starting a Sun style mapfile
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VERS_SCRIPT a Sun style mapfile
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VERS_NODE a node within a Sun style mapfile
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*/
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#define RTOKEN(x) { yylval.token = x; return x; }
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/* Some versions of flex want this. */
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#ifndef yywrap
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int yywrap (void) { return 1; }
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#endif
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%}
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%a 4000
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%o 5000
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CMDFILENAMECHAR [_a-zA-Z0-9\/\.\\_\+\$\:\[\]\\\,\=\&\!\<\>\-\~]
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CMDFILENAMECHAR1 [_a-zA-Z0-9\/\.\\_\+\$\:\[\]\\\,\=\&\!\<\>\~]
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FILENAMECHAR1 [_a-zA-Z\/\.\\\$\_\~]
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SYMBOLCHARN [_a-zA-Z\/\.\\\$\_\~0-9]
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FILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~]
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WILDCHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*\^\!]
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WHITE [ \t\n\r]+
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NOCFILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
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V_TAG [.$_a-zA-Z][._a-zA-Z0-9]*
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V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
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%s SCRIPT
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%s EXPRESSION
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%s BOTH
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%s DEFSYMEXP
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%s MRI
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%s VERS_START
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%s VERS_SCRIPT
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%s VERS_NODE
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%%
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if (parser_input != input_selected)
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{
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/* The first token of the input determines the initial parser state. */
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input_type t = parser_input;
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parser_input = input_selected;
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switch (t)
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{
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case input_script: return INPUT_SCRIPT; break;
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case input_mri_script: return INPUT_MRI_SCRIPT; break;
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case input_version_script: return INPUT_VERSION_SCRIPT; break;
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case input_dynamic_list: return INPUT_DYNAMIC_LIST; break;
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case input_defsym: return INPUT_DEFSYM; break;
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default: abort ();
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| 135 |
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}
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| 136 |
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}
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| 137 |
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| 138 |
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"/*" { comment (); }
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| 139 |
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| 140 |
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| 141 |
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"-" { RTOKEN('-');}
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| 142 |
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"+" { RTOKEN('+');}
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| 143 |
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{FILENAMECHAR1}{SYMBOLCHARN}* { yylval.name = xstrdup (yytext); return NAME; }
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| 144 |
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"=" { RTOKEN('='); }
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| 146 |
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"$"([0-9A-Fa-f])+ {
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| 147 |
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yylval.integer = bfd_scan_vma (yytext + 1, 0, 16);
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| 148 |
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yylval.bigint.str = NULL;
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| 149 |
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return INT;
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| 150 |
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}
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| 151 |
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| 152 |
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([0-9A-Fa-f])+(H|h|X|x|B|b|O|o|D|d) {
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int ibase ;
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switch (yytext[yyleng - 1]) {
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| 155 |
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case 'X':
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| 156 |
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case 'x':
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| 157 |
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case 'H':
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| 158 |
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case 'h':
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| 159 |
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ibase = 16;
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| 160 |
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break;
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| 161 |
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case 'O':
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| 162 |
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case 'o':
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| 163 |
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ibase = 8;
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| 164 |
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break;
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| 165 |
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case 'B':
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| 166 |
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case 'b':
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| 167 |
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ibase = 2;
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| 168 |
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break;
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| 169 |
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default:
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| 170 |
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ibase = 10;
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| 171 |
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}
|
| 172 |
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yylval.integer = bfd_scan_vma (yytext, 0,
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| 173 |
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ibase);
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| 174 |
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yylval.bigint.str = NULL;
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| 175 |
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return INT;
|
| 176 |
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}
|
| 177 |
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((("$"|0[xX])([0-9A-Fa-f])+)|(([0-9])+))(M|K|m|k)? {
|
| 178 |
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char *s = yytext;
|
| 179 |
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int ibase = 0;
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| 180 |
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|
| 181 |
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if (*s == '$')
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| 182 |
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{
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| 183 |
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++s;
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| 184 |
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ibase = 16;
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| 185 |
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}
|
| 186 |
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yylval.integer = bfd_scan_vma (s, 0, ibase);
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| 187 |
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yylval.bigint.str = NULL;
|
| 188 |
|
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if (yytext[yyleng - 1] == 'M'
|
| 189 |
|
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|| yytext[yyleng - 1] == 'm')
|
| 190 |
|
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{
|
| 191 |
|
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yylval.integer *= 1024 * 1024;
|
| 192 |
|
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}
|
| 193 |
|
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else if (yytext[yyleng - 1] == 'K'
|
| 194 |
|
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|| yytext[yyleng - 1]=='k')
|
| 195 |
|
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{
|
| 196 |
|
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yylval.integer *= 1024;
|
| 197 |
|
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}
|
| 198 |
|
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else if (yytext[0] == '0'
|
| 199 |
|
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&& (yytext[1] == 'x'
|
| 200 |
|
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|| yytext[1] == 'X'))
|
| 201 |
|
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{
|
| 202 |
|
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yylval.bigint.str = xstrdup (yytext + 2);
|
| 203 |
|
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}
|
| 204 |
|
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return INT;
|
| 205 |
|
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}
|
| 206 |
|
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"]" { RTOKEN(']');}
|
| 207 |
|
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"[" { RTOKEN('[');}
|
| 208 |
|
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"<<=" { RTOKEN(LSHIFTEQ);}
|
| 209 |
|
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">>=" { RTOKEN(RSHIFTEQ);}
|
| 210 |
|
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"||" { RTOKEN(OROR);}
|
| 211 |
|
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"==" { RTOKEN(EQ);}
|
| 212 |
|
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"!=" { RTOKEN(NE);}
|
| 213 |
|
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">=" { RTOKEN(GE);}
|
| 214 |
|
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"<=" { RTOKEN(LE);}
|
| 215 |
|
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"<<" { RTOKEN(LSHIFT);}
|
| 216 |
|
|
">>" { RTOKEN(RSHIFT);}
|
| 217 |
|
|
"+=" { RTOKEN(PLUSEQ);}
|
| 218 |
|
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"-=" { RTOKEN(MINUSEQ);}
|
| 219 |
|
|
"*=" { RTOKEN(MULTEQ);}
|
| 220 |
|
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"/=" { RTOKEN(DIVEQ);}
|
| 221 |
|
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"&=" { RTOKEN(ANDEQ);}
|
| 222 |
|
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"|=" { RTOKEN(OREQ);}
|
| 223 |
|
|
"&&" { RTOKEN(ANDAND);}
|
| 224 |
|
|
">" { RTOKEN('>');}
|
| 225 |
|
|
"," { RTOKEN(',');}
|
| 226 |
|
|
"&" { RTOKEN('&');}
|
| 227 |
|
|
"|" { RTOKEN('|');}
|
| 228 |
|
|
"~" { RTOKEN('~');}
|
| 229 |
|
|
"!" { RTOKEN('!');}
|
| 230 |
|
|
"?" { RTOKEN('?');}
|
| 231 |
|
|
"*" { RTOKEN('*');}
|
| 232 |
|
|
"+" { RTOKEN('+');}
|
| 233 |
|
|
"-" { RTOKEN('-');}
|
| 234 |
|
|
"/" { RTOKEN('/');}
|
| 235 |
|
|
"%" { RTOKEN('%');}
|
| 236 |
|
|
"<" { RTOKEN('<');}
|
| 237 |
|
|
"=" { RTOKEN('=');}
|
| 238 |
|
|
"}" { RTOKEN('}') ; }
|
| 239 |
|
|
"{" { RTOKEN('{'); }
|
| 240 |
|
|
")" { RTOKEN(')');}
|
| 241 |
|
|
"(" { RTOKEN('(');}
|
| 242 |
|
|
":" { RTOKEN(':'); }
|
| 243 |
|
|
";" { RTOKEN(';');}
|
| 244 |
|
|
"MEMORY" { RTOKEN(MEMORY);}
|
| 245 |
|
|
"REGION_ALIAS" { RTOKEN(REGION_ALIAS);}
|
| 246 |
|
|
"LD_FEATURE" { RTOKEN(LD_FEATURE);}
|
| 247 |
|
|
"ORIGIN" { RTOKEN(ORIGIN);}
|
| 248 |
|
|
"VERSION" { RTOKEN(VERSIONK);}
|
| 249 |
|
|
"BLOCK" { RTOKEN(BLOCK);}
|
| 250 |
|
|
"BIND" { RTOKEN(BIND);}
|
| 251 |
|
|
"LENGTH" { RTOKEN(LENGTH);}
|
| 252 |
|
|
"ALIGN" { RTOKEN(ALIGN_K);}
|
| 253 |
|
|
"DATA_SEGMENT_ALIGN" { RTOKEN(DATA_SEGMENT_ALIGN);}
|
| 254 |
|
|
"DATA_SEGMENT_RELRO_END" { RTOKEN(DATA_SEGMENT_RELRO_END);}
|
| 255 |
|
|
"DATA_SEGMENT_END" { RTOKEN(DATA_SEGMENT_END);}
|
| 256 |
|
|
"ADDR" { RTOKEN(ADDR);}
|
| 257 |
|
|
"LOADADDR" { RTOKEN(LOADADDR);}
|
| 258 |
|
|
"ALIGNOF" { RTOKEN(ALIGNOF); }
|
| 259 |
|
|
"MAX" { RTOKEN(MAX_K); }
|
| 260 |
|
|
"MIN" { RTOKEN(MIN_K); }
|
| 261 |
|
|
"ASSERT" { RTOKEN(ASSERT_K); }
|
| 262 |
|
|
"ENTRY" { RTOKEN(ENTRY);}
|
| 263 |
|
|
"EXTERN" { RTOKEN(EXTERN);}
|
| 264 |
|
|
"NEXT" { RTOKEN(NEXT);}
|
| 265 |
|
|
"sizeof_headers" { RTOKEN(SIZEOF_HEADERS);}
|
| 266 |
|
|
"SIZEOF_HEADERS" { RTOKEN(SIZEOF_HEADERS);}
|
| 267 |
|
|
"SEGMENT_START" { RTOKEN(SEGMENT_START);}
|
| 268 |
|
|
"MAP" { RTOKEN(MAP);}
|
| 269 |
|
|
"SIZEOF" { RTOKEN(SIZEOF);}
|
| 270 |
|
|
"TARGET" { RTOKEN(TARGET_K);}
|
| 271 |
|
|
"SEARCH_DIR" { RTOKEN(SEARCH_DIR);}
|
| 272 |
|
|
"OUTPUT" { RTOKEN(OUTPUT);}
|
| 273 |
|
|
"INPUT" { RTOKEN(INPUT);}
|
| 274 |
|
|
"GROUP" { RTOKEN(GROUP);}
|
| 275 |
|
|
"AS_NEEDED" { RTOKEN(AS_NEEDED);}
|
| 276 |
|
|
"DEFINED" { RTOKEN(DEFINED);}
|
| 277 |
|
|
"CREATE_OBJECT_SYMBOLS" { RTOKEN(CREATE_OBJECT_SYMBOLS);}
|
| 278 |
|
|
"CONSTRUCTORS" { RTOKEN( CONSTRUCTORS);}
|
| 279 |
|
|
"FORCE_COMMON_ALLOCATION" { RTOKEN(FORCE_COMMON_ALLOCATION);}
|
| 280 |
|
|
"INHIBIT_COMMON_ALLOCATION" { RTOKEN(INHIBIT_COMMON_ALLOCATION);}
|
| 281 |
|
|
"SECTIONS" { RTOKEN(SECTIONS);}
|
| 282 |
|
|
"INSERT" { RTOKEN(INSERT_K);}
|
| 283 |
|
|
"AFTER" { RTOKEN(AFTER);}
|
| 284 |
|
|
"BEFORE" { RTOKEN(BEFORE);}
|
| 285 |
|
|
"FILL" { RTOKEN(FILL);}
|
| 286 |
|
|
"STARTUP" { RTOKEN(STARTUP);}
|
| 287 |
|
|
"OUTPUT_FORMAT" { RTOKEN(OUTPUT_FORMAT);}
|
| 288 |
|
|
"OUTPUT_ARCH" { RTOKEN( OUTPUT_ARCH);}
|
| 289 |
|
|
"HLL" { RTOKEN(HLL);}
|
| 290 |
|
|
"SYSLIB" { RTOKEN(SYSLIB);}
|
| 291 |
|
|
"FLOAT" { RTOKEN(FLOAT);}
|
| 292 |
|
|
"QUAD" { RTOKEN( QUAD);}
|
| 293 |
|
|
"SQUAD" { RTOKEN( SQUAD);}
|
| 294 |
|
|
"LONG" { RTOKEN( LONG);}
|
| 295 |
|
|
"SHORT" { RTOKEN( SHORT);}
|
| 296 |
|
|
"BYTE" { RTOKEN( BYTE);}
|
| 297 |
|
|
"NOFLOAT" { RTOKEN(NOFLOAT);}
|
| 298 |
|
|
"NOCROSSREFS" { RTOKEN(NOCROSSREFS);}
|
| 299 |
|
|
"OVERLAY" { RTOKEN(OVERLAY); }
|
| 300 |
|
|
"SORT_BY_NAME" { RTOKEN(SORT_BY_NAME); }
|
| 301 |
|
|
"SORT_BY_ALIGNMENT" { RTOKEN(SORT_BY_ALIGNMENT); }
|
| 302 |
|
|
"SORT" { RTOKEN(SORT_BY_NAME); }
|
| 303 |
|
|
"SORT_BY_INIT_PRIORITY" { RTOKEN(SORT_BY_INIT_PRIORITY); }
|
| 304 |
|
|
"NOLOAD" { RTOKEN(NOLOAD);}
|
| 305 |
|
|
"DSECT" { RTOKEN(DSECT);}
|
| 306 |
|
|
"COPY" { RTOKEN(COPY);}
|
| 307 |
|
|
"INFO" { RTOKEN(INFO);}
|
| 308 |
|
|
"OVERLAY" { RTOKEN(OVERLAY);}
|
| 309 |
|
|
"ONLY_IF_RO" { RTOKEN(ONLY_IF_RO); }
|
| 310 |
|
|
"ONLY_IF_RW" { RTOKEN(ONLY_IF_RW); }
|
| 311 |
|
|
"SPECIAL" { RTOKEN(SPECIAL); }
|
| 312 |
|
|
"o" { RTOKEN(ORIGIN);}
|
| 313 |
|
|
"org" { RTOKEN(ORIGIN);}
|
| 314 |
|
|
"l" { RTOKEN( LENGTH);}
|
| 315 |
|
|
"len" { RTOKEN( LENGTH);}
|
| 316 |
157 |
khays |
"INPUT_SECTION_FLAGS" { RTOKEN(INPUT_SECTION_FLAGS); }
|
| 317 |
145 |
khays |
"INCLUDE" { RTOKEN(INCLUDE);}
|
| 318 |
|
|
"PHDRS" { RTOKEN (PHDRS); }
|
| 319 |
|
|
"AT" { RTOKEN(AT);}
|
| 320 |
|
|
"SUBALIGN" { RTOKEN(SUBALIGN);}
|
| 321 |
|
|
"PROVIDE" { RTOKEN(PROVIDE); }
|
| 322 |
|
|
"PROVIDE_HIDDEN" { RTOKEN(PROVIDE_HIDDEN); }
|
| 323 |
|
|
"KEEP" { RTOKEN(KEEP); }
|
| 324 |
|
|
"EXCLUDE_FILE" { RTOKEN(EXCLUDE_FILE); }
|
| 325 |
|
|
"CONSTANT" { RTOKEN(CONSTANT);}
|
| 326 |
|
|
"#".*\n? { ++ lineno; }
|
| 327 |
|
|
"\n" { ++ lineno; RTOKEN(NEWLINE); }
|
| 328 |
|
|
"*".* { /* Mri comment line */ }
|
| 329 |
|
|
";".* { /* Mri comment line */ }
|
| 330 |
|
|
"END" { RTOKEN(ENDWORD); }
|
| 331 |
|
|
"ALIGNMOD" { RTOKEN(ALIGNMOD);}
|
| 332 |
|
|
"ALIGN" { RTOKEN(ALIGN_K);}
|
| 333 |
|
|
"CHIP" { RTOKEN(CHIP); }
|
| 334 |
|
|
"BASE" { RTOKEN(BASE); }
|
| 335 |
|
|
"ALIAS" { RTOKEN(ALIAS); }
|
| 336 |
|
|
"TRUNCATE" { RTOKEN(TRUNCATE); }
|
| 337 |
|
|
"LOAD" { RTOKEN(LOAD); }
|
| 338 |
|
|
"PUBLIC" { RTOKEN(PUBLIC); }
|
| 339 |
|
|
"ORDER" { RTOKEN(ORDER); }
|
| 340 |
|
|
"NAME" { RTOKEN(NAMEWORD); }
|
| 341 |
|
|
"FORMAT" { RTOKEN(FORMAT); }
|
| 342 |
|
|
"CASE" { RTOKEN(CASE); }
|
| 343 |
|
|
"START" { RTOKEN(START); }
|
| 344 |
|
|
"LIST".* { RTOKEN(LIST); /* LIST and ignore to end of line */ }
|
| 345 |
|
|
"SECT" { RTOKEN(SECT); }
|
| 346 |
|
|
"ABSOLUTE" { RTOKEN(ABSOLUTE); }
|
| 347 |
|
|
"end" { RTOKEN(ENDWORD); }
|
| 348 |
|
|
"alignmod" { RTOKEN(ALIGNMOD);}
|
| 349 |
|
|
"align" { RTOKEN(ALIGN_K);}
|
| 350 |
|
|
"chip" { RTOKEN(CHIP); }
|
| 351 |
|
|
"base" { RTOKEN(BASE); }
|
| 352 |
|
|
"alias" { RTOKEN(ALIAS); }
|
| 353 |
|
|
"truncate" { RTOKEN(TRUNCATE); }
|
| 354 |
|
|
"load" { RTOKEN(LOAD); }
|
| 355 |
|
|
"public" { RTOKEN(PUBLIC); }
|
| 356 |
|
|
"order" { RTOKEN(ORDER); }
|
| 357 |
|
|
"name" { RTOKEN(NAMEWORD); }
|
| 358 |
|
|
"format" { RTOKEN(FORMAT); }
|
| 359 |
|
|
"case" { RTOKEN(CASE); }
|
| 360 |
|
|
"extern" { RTOKEN(EXTERN); }
|
| 361 |
|
|
"start" { RTOKEN(START); }
|
| 362 |
|
|
"list".* { RTOKEN(LIST); /* LIST and ignore to end of line */ }
|
| 363 |
|
|
"sect" { RTOKEN(SECT); }
|
| 364 |
|
|
"absolute" { RTOKEN(ABSOLUTE); }
|
| 365 |
|
|
|
| 366 |
|
|
{FILENAMECHAR1}{NOCFILENAMECHAR}* {
|
| 367 |
|
|
/* Filename without commas, needed to parse mri stuff */
|
| 368 |
|
|
yylval.name = xstrdup (yytext);
|
| 369 |
|
|
return NAME;
|
| 370 |
|
|
}
|
| 371 |
|
|
|
| 372 |
|
|
|
| 373 |
|
|
{FILENAMECHAR1}{FILENAMECHAR}* {
|
| 374 |
|
|
yylval.name = xstrdup (yytext);
|
| 375 |
|
|
return NAME;
|
| 376 |
|
|
}
|
| 377 |
|
|
"-l"{FILENAMECHAR}+ {
|
| 378 |
|
|
yylval.name = xstrdup (yytext + 2);
|
| 379 |
|
|
return LNAME;
|
| 380 |
|
|
}
|
| 381 |
|
|
{FILENAMECHAR1}{NOCFILENAMECHAR}* {
|
| 382 |
|
|
yylval.name = xstrdup (yytext);
|
| 383 |
|
|
return NAME;
|
| 384 |
|
|
}
|
| 385 |
|
|
"-l"{NOCFILENAMECHAR}+ {
|
| 386 |
|
|
yylval.name = xstrdup (yytext + 2);
|
| 387 |
|
|
return LNAME;
|
| 388 |
|
|
}
|
| 389 |
|
|
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