41 lines
1.7 KiB
C
41 lines
1.7 KiB
C
/*
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* Expression Abstract Syntax Tree Functions
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*
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* Copyright 2002 Ove Kaaven
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* Copyright 2006-2008 Robert Shearman
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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struct expr_loc
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{
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const var_t *v;
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const char *attr;
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};
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extern expr_t *make_expr(enum expr_type type);
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extern expr_t *make_exprl(enum expr_type type, long val);
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extern expr_t *make_exprd(enum expr_type type, double val);
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extern expr_t *make_exprs(enum expr_type type, char *val);
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extern expr_t *make_exprt(enum expr_type type, type_t *tref, expr_t *expr);
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extern expr_t *make_expr1(enum expr_type type, expr_t *expr);
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extern expr_t *make_expr2(enum expr_type type, expr_t *exp1, expr_t *exp2);
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extern expr_t *make_expr3(enum expr_type type, expr_t *expr1, expr_t *expr2, expr_t *expr3);
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extern const type_t *expr_resolve_type(const struct expr_loc *expr_loc, const type_t *cont_type, const expr_t *expr);
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extern int compare_expr(const expr_t *a, const expr_t *b);
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extern void write_expr(FILE *h, const expr_t *e, int brackets, int toplevel, const char *toplevel_prefix, const type_t *cont_type);
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