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fpu.h
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fpu.h
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/*
@brief Floating point calculations implementation in plain C for integer
processors
@author Sergey Staroletov serg_soft@mail.ru
@license GNU GPL
*/
#ifndef FPU_H
#define FPU_H
typedef unsigned int pseudofloat;
void fixOverflow(pseudofloat *mantissa, int *exp);
pseudofloat subTwoFloat(pseudofloat first, pseudofloat second, char sign);
pseudofloat addTwoFloat(pseudofloat first, pseudofloat second, char sign);
pseudofloat addFloat(pseudofloat first, pseudofloat second);
pseudofloat subFloat(pseudofloat first, pseudofloat second);
void printFloatRepresentation(pseudofloat f);
void printFloatAsFloat(const char *str, pseudofloat f);
pseudofloat divFloat(pseudofloat first, pseudofloat second);
pseudofloat mulFloat(pseudofloat a, pseudofloat b);
pseudofloat floatFromInt(int x, int rate_of_minus10);
pseudofloat realDouble2Float(double x);
double float2RealDouble(pseudofloat f);
pseudofloat sinus(pseudofloat x);
pseudofloat cosinus(pseudofloat x);
#endif // FPU_H