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140 lines
3.3 KiB
C
140 lines
3.3 KiB
C
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/*
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# This file is Copyright 2003, 2006, 2007, 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 __INT_H__
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#define __INT_H__
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/**
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* \file
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* \brief Integer Object Type
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*
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* Integer object type header.
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*/
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/**
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* Integer obj
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*
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* 32b signed integer
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*/
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typedef struct PmInt_s
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{
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/** Object descriptor */
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PmObjDesc_t od;
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/** Integer value */
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int32_t val;
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} PmInt_t,
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*pPmInt_t;
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/**
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* Creates a duplicate Integer object
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*
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* Created specifically for the index value in FOR_LOOP.
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*
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* @param pint Pointer to int obj to duplicate.
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* @param r_pint Return by ref, ptr to new int
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* @return Return status
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*/
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PmReturn_t int_dup(pPmObj_t pint, pPmObj_t *r_pint);
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/**
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* Creates a new Integer object
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*
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* @param val Value to assign int (signed 32-bit).
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* @param r_pint Return by ref, ptr to new int
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* @return Return status
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*/
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PmReturn_t int_new(int32_t val, pPmObj_t *r_pint);
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/**
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* Implements the UNARY_POSITIVE bcode.
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*
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* Creates a new int with the same value as the given int.
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*
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* @param pobj Pointer to integer object
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* @param r_pint Return by reference, ptr to int
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* @return Return status
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*/
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PmReturn_t int_positive(pPmObj_t pobj, pPmObj_t *r_pint);
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/**
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* Implements the UNARY_NEGATIVE bcode.
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*
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* Creates a new int with a value that is the negative of the given int.
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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 int
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* @return Return status
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*/
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PmReturn_t int_negative(pPmObj_t pobj, pPmObj_t *r_pint);
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/**
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* Implements the UNARY_INVERT bcode.
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*
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* Creates a new int with a value that is
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* the bitwise inversion of the given int.
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*
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* @param pobj Pointer to integer to invert
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* @param r_pint Return by reference; new integer
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* @return Return status
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*/
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PmReturn_t int_bitInvert(pPmObj_t pobj, pPmObj_t *r_pint);
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#ifdef HAVE_PRINT
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/**
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* Sends out an integer object in decimal notation with MSB first.
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* The number is preceded with a "-" when necessary.
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*
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* @param pObj Ptr to int object
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* @return Return status
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*/
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PmReturn_t int_print(pPmObj_t pint);
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/**
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* Prints the byte in ascii-coded hexadecimal out the platform output
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*
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* @param b Byte to print
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*/
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PmReturn_t int_printHexByte(uint8_t b);
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/**
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* Prints the integer in ascii-coded hexadecimal out the platform output
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*
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* @param n Integer to print
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*/
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PmReturn_t _int_printHex(intptr_t n);
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/**
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* Prints the Int object in ascii-coded hexadecimal out the platform output
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*
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* @param pint Pointer to Int object
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*/
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PmReturn_t int_printHex(pPmObj_t pint);
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#endif /* HAVE_PRINT */
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/**
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* Returns by reference an integer that is x raised to the power of y.
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*
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* @param px The integer base
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* @param py The integer exponent
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* @param r_pn Return by reference; New integer with value of x ** y
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* @return Return status
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*/
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PmReturn_t int_pow(pPmObj_t px, pPmObj_t py, pPmObj_t *r_pn);
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#endif /* __INT_H__ */
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