750a6bc684
+ Addition of function prototypes and include files. + Change function definitions to ANSI C style. + Initial support for CMake + Scripts to generate compiler header is now sed based.
62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* $Id$ */
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/* COMPILER ARITHMETIC */
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/* Normally the compiler does its internal arithmetics in longs
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native to the source machine, which is always good for local
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compilations, and generally OK too for cross compilations
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downwards and sidewards. For upwards cross compilation and
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to save storage on small machines, SPECIAL_ARITHMETICS will
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be handy.
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*/
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#ifndef ARITH_H_
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#define ARITH_H_
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#include "parameters.h"
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#ifndef SPECIAL_ARITHMETICS
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#include <em_arith.h> /* obtain definition of "arith" */
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#include <flt_arith.h>
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#else /* SPECIAL_ARITHMETICS */
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/* All preprocessor arithmetic should be done in longs.
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*/
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#define arith long /* dummy */
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#endif /* SPECIAL_ARITHMETICS */
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struct expr;
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struct type;
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#define arith_size (sizeof(arith))
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#define arith_sign ((arith) 1 << (arith_size * 8 - 1))
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#define max_arith (~arith_sign)
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void arithbalance(register struct expr **e1p, int oper, register struct expr **e2p);
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void relbalance(register struct expr **e1p, int oper, register struct expr **e2p);
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void ch3pointer(struct expr **expp, int oper, register struct type *tp);
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int any2arith(register struct expr **expp, register int oper);
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void erroneous2int(struct expr **expp);
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struct expr *arith2arith(struct type *tp, int oper, register struct expr *expr);
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int int2int(struct expr **expp, register struct type *tp);
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void int2float(register struct expr **expp, struct type *tp);
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void float2int(struct expr **expp, struct type *tp);
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void float2float(register struct expr **expp, struct type *tp);
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void array2pointer(register struct expr *exp);
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void function2pointer(register struct expr *exp);
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void string2pointer(register struct expr *ex);
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void opnd2integral(register struct expr **expp, int oper);
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void opnd2logical(register struct expr **expp, int oper);
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void opnd2test(register struct expr **expp, int oper);
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void any2opnd(register struct expr **expp, int oper);
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void any2parameter(register struct expr **expp);
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void field2arith(register struct expr **expp);
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void switch_sign_fp(register struct expr *expr);
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#endif /* ARITH_H_ */
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