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71 lines
2.2 KiB
71 lines
2.2 KiB
/* $IdPath$ |
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* Symbol table handling header file |
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* |
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* Copyright (C) 2001 Michael Urman, Peter Johnson |
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* |
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* This file is part of YASM. |
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* |
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* YASM 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 2 of the License, or |
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* (at your option) any later version. |
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* |
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* YASM 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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* |
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef YASM_SYMREC_H |
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#define YASM_SYMREC_H |
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#ifndef YASM_FLOATNUM |
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#define YASM_FLOATNUM |
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typedef struct floatnum floatnum; |
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#endif |
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#ifndef YASM_SECTION |
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#define YASM_SECTION |
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typedef struct section section; |
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#endif |
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#ifndef YASM_BYTECODE |
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#define YASM_BYTECODE |
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typedef struct bytecode bytecode; |
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#endif |
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/* EXTERN and COMMON are mutually exclusive */ |
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typedef enum { |
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SYM_LOCAL = 0, /* default, local only */ |
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SYM_GLOBAL = 1 << 0, /* if it's declared GLOBAL */ |
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SYM_COMMON = 1 << 1, /* if it's declared COMMON */ |
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SYM_EXTERN = 1 << 2 /* if it's declared EXTERN */ |
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} SymVisibility; |
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#ifndef YASM_SYMREC |
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#define YASM_SYMREC |
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typedef struct symrec symrec; |
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#endif |
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symrec *symrec_use(const char *name); |
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symrec *symrec_define_constant_int(const char *name, unsigned long int_val); |
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symrec *symrec_define_constant_float(const char *name, floatnum *flt); |
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symrec *symrec_define_label(const char *name, section *sect, bytecode *precbc); |
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symrec *symrec_declare(const char *name, SymVisibility vis); |
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/* Get the numeric 32-bit value of a symbol if possible. |
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* Return value is IF POSSIBLE, not the value. |
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* If resolve_label is true, tries to get offset of labels, otherwise it |
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* returns not possible. |
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*/ |
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int symrec_get_int_value(const symrec *sym, unsigned long *ret_val, |
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int resolve_label); |
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const char *symrec_get_name(const symrec *sym); |
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void symrec_foreach(int (*func) (const char *name, symrec *rec)); |
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#endif
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