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103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
/*
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# This file is Copyright 2009, 2010 Dean Hall.
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#
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# This file is part of the PyMite VM.
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# The PyMite VM is free software: you can redistribute it and/or modify
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# it under the terms of the GNU GENERAL PUBLIC LICENSE Version 2.
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#
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# The PyMite VM 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.
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# A copy of the GNU GENERAL PUBLIC LICENSE Version 2
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# is seen in the file COPYING in this directory.
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*/
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#ifndef __FLOAT_H__
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#define __FLOAT_H__
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/**
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* \file
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* \brief Float Object Type
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*
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* Float object type header.
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*/
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/**
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* Float obj
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*
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* 32b floating point number
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*/
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typedef struct PmFloat_s
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{
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/** Object descriptor */
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PmObjDesc_t od;
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/** Float value */
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float val;
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} PmFloat_t, *pPmFloat_t;
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#ifdef HAVE_FLOAT
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/**
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* Creates a new Float object
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*
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* @param f Value to assign float (signed 32-bit).
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* @param r_pint Return by ref, ptr to new float
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* @return Return status
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*/
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PmReturn_t float_new(float f, pPmObj_t *r_pf);
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/**
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* Implements the UNARY_NEGATIVE bcode.
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*
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* Creates a new float with a value that is the negative of the given float.
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*
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* @param pobj Pointer to target object
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* @param r_pint Return by ref, ptr to float
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* @return Return status
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*/
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PmReturn_t float_negative(pPmObj_t pf, pPmObj_t *r_pf);
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/**
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* Returns by reference a float that is x op y.
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*
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* @param px The float left-hand argument
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* @param py The float right-hand argument
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* @param r_pn The return value of x op y
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* @param op The operator (+,-,*,/ and power)
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* @return Return status
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*/
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PmReturn_t float_op(pPmObj_t px, pPmObj_t py, pPmObj_t *r_pn, int8_t op);
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/**
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* Returns by reference a boolean that is x op y.
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*
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* @param px The float left-hand argument
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* @param py The float right-hand argument
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* @param r_pn The return value of x cmp y
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* @param cmp The comparison operator
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* @return Return status
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*/
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PmReturn_t float_compare(pPmObj_t px, pPmObj_t py, pPmObj_t *r_pobj,
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PmCompare_t cmp);
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#ifdef HAVE_PRINT
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/**
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* Sends out a float object.
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* The number is preceded with a "-" when necessary.
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*
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* @param pObj Ptr to float object
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* @return Return status
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*/
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PmReturn_t float_print(pPmObj_t pf);
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#endif /* HAVE_PRINT */
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#endif /* HAVE_FLOAT */
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#endif /* __FLOAT_H__ */
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