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[/] [or1k/] [trunk/] [uclinux/] [uClinux-2.0.x/] [arch/] [alpha/] [math-emu/] [ieee-math.h] - Rev 1765
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/* * Copyright (C) 1992,1995 by * Digital Equipment Corporation, Maynard, Massachusetts. * This file may be redistributed according to the terms of the * GNU General Public License. */ #ifndef __ieee_math_h__ #define __ieee_math_h__ #include <asm/fpu.h> #define ROUND_SHIFT 6 /* make space for trap-enable bits */ #define RM(f) (((f) >> ROUND_SHIFT) & 0x3) #define ROUND_CHOP (FPCR_DYN_CHOPPED >> FPCR_DYN_SHIFT) #define ROUND_NINF (FPCR_DYN_MINUS >> FPCR_DYN_SHIFT) #define ROUND_NEAR (FPCR_DYN_NORMAL >> FPCR_DYN_SHIFT) #define ROUND_PINF (FPCR_DYN_PLUS >> FPCR_DYN_SHIFT) extern unsigned long ieee_CVTST (int rm, unsigned long a, unsigned long *b); extern unsigned long ieee_CVTTS (int rm, unsigned long a, unsigned long *b); extern unsigned long ieee_CVTQS (int rm, unsigned long a, unsigned long *b); extern unsigned long ieee_CVTQT (int rm, unsigned long a, unsigned long *b); extern unsigned long ieee_CVTTQ (int rm, unsigned long a, unsigned long *b); extern unsigned long ieee_CMPTEQ (unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_CMPTLT (unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_CMPTLE (unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_CMPTUN (unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_ADDS (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_ADDT (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_SUBS (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_SUBT (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_MULS (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_MULT (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_DIVS (int rm, unsigned long a, unsigned long b, unsigned long *c); extern unsigned long ieee_DIVT (int rm, unsigned long a, unsigned long b, unsigned long *c); #endif /* __ieee_math_h__ */