From d2ac3a6b3a2d2369bec4bf9f0555ebbe72e7bdf5 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Sat, 14 Feb 2015 23:11:05 -0600 Subject: good bye vax I mailed with Jan-Benedict Glaw, it seems VAX on Linux is really a lot of work todo and uClibc support didn't work ever. --- libc/inet/rpc/xdr_float.c | 172 ---------------------------------------------- 1 file changed, 172 deletions(-) (limited to 'libc/inet') diff --git a/libc/inet/rpc/xdr_float.c b/libc/inet/rpc/xdr_float.c index 5121239ea..f8a2bb399 100644 --- a/libc/inet/rpc/xdr_float.c +++ b/libc/inet/rpc/xdr_float.c @@ -54,67 +54,12 @@ static char sccsid[] = "@(#)xdr_float.c 1.12 87/08/11 Copyr 1984 Sun Micro"; #define LSW (__FLOAT_WORD_ORDER == __BIG_ENDIAN) -#ifdef vax - -/* What IEEE single precision floating point looks like on a Vax */ -struct ieee_single { - unsigned int mantissa: 23; - unsigned int exp : 8; - unsigned int sign : 1; -}; - -/* Vax single precision floating point */ -struct vax_single { - unsigned int mantissa1 : 7; - unsigned int exp : 8; - unsigned int sign : 1; - unsigned int mantissa2 : 16; -}; - -#define VAX_SNG_BIAS 0x81 -#define IEEE_SNG_BIAS 0x7f - -static struct sgl_limits { - struct vax_single s; - struct ieee_single ieee; -} sgl_limits[2] = { - {{ 0x7f, 0xff, 0x0, 0xffff }, /* Max Vax */ - { 0x0, 0xff, 0x0 }}, /* Max IEEE */ - {{ 0x0, 0x0, 0x0, 0x0 }, /* Min Vax */ - { 0x0, 0x0, 0x0 }} /* Min IEEE */ -}; -#endif /* vax */ - bool_t xdr_float(XDR *xdrs, float *fp) { -#ifdef vax - struct ieee_single is; - struct vax_single vs, *vsp; - struct sgl_limits *lim; - int i; -#endif switch (xdrs->x_op) { case XDR_ENCODE: -#ifdef vax - vs = *((struct vax_single *)fp); - for (i = 0, lim = sgl_limits; - i < sizeof(sgl_limits)/sizeof(struct sgl_limits); - i++, lim++) { - if ((vs.mantissa2 == lim->s.mantissa2) && - (vs.exp == lim->s.exp) && - (vs.mantissa1 == lim->s.mantissa1)) { - is = lim->ieee; - goto shipit; - } - } - is.exp = vs.exp - VAX_SNG_BIAS + IEEE_SNG_BIAS; - is.mantissa = (vs.mantissa1 << 16) | vs.mantissa2; - shipit: - is.sign = vs.sign; - return (XDR_PUTLONG(xdrs, (long *)&is)); -#else if (sizeof(float) == sizeof(long)) return (XDR_PUTLONG(xdrs, (long *)fp)); else if (sizeof(float) == sizeof(int)) { @@ -122,29 +67,8 @@ xdr_float(XDR *xdrs, float *fp) return (XDR_PUTLONG(xdrs, &tmp)); } break; -#endif case XDR_DECODE: -#ifdef vax - vsp = (struct vax_single *)fp; - if (!XDR_GETLONG(xdrs, (long *)&is)) - return (FALSE); - for (i = 0, lim = sgl_limits; - i < sizeof(sgl_limits)/sizeof(struct sgl_limits); - i++, lim++) { - if ((is.exp == lim->ieee.exp) && - (is.mantissa == lim->ieee.mantissa)) { - *vsp = lim->s; - goto doneit; - } - } - vsp->exp = is.exp - IEEE_SNG_BIAS + VAX_SNG_BIAS; - vsp->mantissa2 = is.mantissa; - vsp->mantissa1 = (is.mantissa >> 16); - doneit: - vsp->sign = is.sign; - return (TRUE); -#else if (sizeof(float) == sizeof(long)) return (XDR_GETLONG(xdrs, (long *)fp)); else if (sizeof(float) == sizeof(int)) { @@ -155,7 +79,6 @@ xdr_float(XDR *xdrs, float *fp) } } break; -#endif case XDR_FREE: return (TRUE); @@ -163,82 +86,13 @@ xdr_float(XDR *xdrs, float *fp) return (FALSE); } -/* - * This routine works on Suns (Sky / 68000's) and Vaxen. - */ - -#ifdef vax -/* What IEEE double precision floating point looks like on a Vax */ -struct ieee_double { - unsigned int mantissa1 : 20; - unsigned int exp : 11; - unsigned int sign : 1; - unsigned int mantissa2 : 32; -}; - -/* Vax double precision floating point */ -struct vax_double { - unsigned int mantissa1 : 7; - unsigned int exp : 8; - unsigned int sign : 1; - unsigned int mantissa2 : 16; - unsigned int mantissa3 : 16; - unsigned int mantissa4 : 16; -}; - -#define VAX_DBL_BIAS 0x81 -#define IEEE_DBL_BIAS 0x3ff -#define MASK(nbits) ((1 << nbits) - 1) - -static struct dbl_limits { - struct vax_double d; - struct ieee_double ieee; -} dbl_limits[2] = { - {{ 0x7f, 0xff, 0x0, 0xffff, 0xffff, 0xffff }, /* Max Vax */ - { 0x0, 0x7ff, 0x0, 0x0 }}, /* Max IEEE */ - {{ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, /* Min Vax */ - { 0x0, 0x0, 0x0, 0x0 }} /* Min IEEE */ -}; - -#endif /* vax */ - - bool_t xdr_double(XDR *xdrs, double *dp) { -#ifdef vax - struct ieee_double id; - struct vax_double vd; - register struct dbl_limits *lim; - int i; -#endif switch (xdrs->x_op) { case XDR_ENCODE: -#ifdef vax - vd = *((struct vax_double *)dp); - for (i = 0, lim = dbl_limits; - i < sizeof(dbl_limits)/sizeof(struct dbl_limits); - i++, lim++) { - if ((vd.mantissa4 == lim->d.mantissa4) && - (vd.mantissa3 == lim->d.mantissa3) && - (vd.mantissa2 == lim->d.mantissa2) && - (vd.mantissa1 == lim->d.mantissa1) && - (vd.exp == lim->d.exp)) { - id = lim->ieee; - goto shipit; - } - } - id.exp = vd.exp - VAX_DBL_BIAS + IEEE_DBL_BIAS; - id.mantissa1 = (vd.mantissa1 << 13) | (vd.mantissa2 >> 3); - id.mantissa2 = ((vd.mantissa2 & MASK(3)) << 29) | - (vd.mantissa3 << 13) | - ((vd.mantissa4 >> 3) & MASK(13)); - shipit: - id.sign = vd.sign; - dp = (double *)&id; -#endif if (2*sizeof(long) == sizeof(double)) { long *lp = (long *)dp; return (XDR_PUTLONG(xdrs, lp+!LSW) && @@ -254,31 +108,6 @@ xdr_double(XDR *xdrs, double *dp) break; case XDR_DECODE: -#ifdef vax - lp = (long *)&id; - if (!XDR_GETLONG(xdrs, lp++) || !XDR_GETLONG(xdrs, lp)) - return (FALSE); - for (i = 0, lim = dbl_limits; - i < sizeof(dbl_limits)/sizeof(struct dbl_limits); - i++, lim++) { - if ((id.mantissa2 == lim->ieee.mantissa2) && - (id.mantissa1 == lim->ieee.mantissa1) && - (id.exp == lim->ieee.exp)) { - vd = lim->d; - goto doneit; - } - } - vd.exp = id.exp - IEEE_DBL_BIAS + VAX_DBL_BIAS; - vd.mantissa1 = (id.mantissa1 >> 13); - vd.mantissa2 = ((id.mantissa1 & MASK(13)) << 3) | - (id.mantissa2 >> 29); - vd.mantissa3 = (id.mantissa2 >> 13); - vd.mantissa4 = (id.mantissa2 << 3); - doneit: - vd.sign = id.sign; - *dp = *((double *)&vd); - return (TRUE); -#else if (2*sizeof(long) == sizeof(double)) { long *lp = (long *)dp; return (XDR_GETLONG(xdrs, lp+!LSW) && @@ -294,7 +123,6 @@ xdr_double(XDR *xdrs, double *dp) } } break; -#endif case XDR_FREE: return (TRUE); -- cgit v1.2.3