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authorRoland McGrath <roland@gnu.org>2006-01-21 19:43:20 +0000
committerRoland McGrath <roland@gnu.org>2006-01-21 19:43:20 +0000
commit4b66864656e616fec289c0636c94db6a9165eb88 (patch)
tree6c0c253d09ffbd6153aad7f3128da331992db135 /sysdeps/ieee754/ldbl-64-128
parent5593c5ec785373f1a5a2f713da156182a38ff5dd (diff)
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* sysdeps/ieee754/ldbl-64-128/s_nexttowardfd.c: Moved to...
* sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c: ... here. New file. * sysdeps/ieee754/ldbl-opt/math_ldbl_opt.h (long_double_symbol_1): For C define again using _weak_alias, for assembler use weak_alias.
Diffstat (limited to 'sysdeps/ieee754/ldbl-64-128')
-rw-r--r--sysdeps/ieee754/ldbl-64-128/s_nexttowardfd.c77
1 files changed, 0 insertions, 77 deletions
diff --git a/sysdeps/ieee754/ldbl-64-128/s_nexttowardfd.c b/sysdeps/ieee754/ldbl-64-128/s_nexttowardfd.c
deleted file mode 100644
index d52526f..0000000
--- a/sysdeps/ieee754/ldbl-64-128/s_nexttowardfd.c
+++ /dev/null
@@ -1,77 +0,0 @@
-/* Single precision version of nexttoward.c.
- Conversion to IEEE single float by Jakub Jelinek, jj@ultra.linux.cz. */
-/*
- * ====================================================
- * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
- *
- * Developed at SunPro, a Sun Microsystems, Inc. business.
- * Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
- * is preserved.
- * ====================================================
- */
-
-/* IEEE functions
- * __nexttowardfd(x,y)
- * return the next machine floating-point number of x in the
- * direction toward y.
- * This is for machines which use different binary type for double and
- * long double conditionally, y is long double equal to double.
- * Special cases:
- */
-
-#include <math_ldbl_opt.h>
-
-float __nldbl_nexttowardf(float x, double y);
-
-float __nldbl_nexttowardf(float x, double y)
-{
- int32_t hx,hy,ix,iy;
- u_int32_t ly;
-
- GET_FLOAT_WORD(hx,x);
- EXTRACT_WORDS(hy,ly,y);
- ix = hx&0x7fffffff; /* |x| */
- iy = hy&0x7fffffff; /* |y| */
-
- if((ix>0x7f800000) || /* x is nan */
- ((iy>=0x7ff00000)&&((iy-0x7ff00000)|ly)!=0)) /* y is nan */
- return x+y;
- if((double) x==y) return y; /* x=y, return y */
- if(ix==0) { /* x == 0 */
- float x2;
- SET_FLOAT_WORD(x,(u_int32_t)(hy&0x80000000)|1);/* return +-minsub*/
- x2 = x*x;
- if(x2==x) return x2; else return x; /* raise underflow flag */
- }
- if(hx>=0) { /* x > 0 */
- if(hy<0||(ix>>23)>(iy>>20)-0x380
- || ((ix>>23)==(iy>>20)-0x380
- && (ix&0x7fffff)>(((hy<<3)|(ly>>29))&0x7fffff))) /* x > y, x -= ulp */
- hx -= 1;
- else /* x < y, x += ulp */
- hx += 1;
- } else { /* x < 0 */
- if(hy>=0||(ix>>23)>(iy>>20)-0x380
- || ((ix>>23)==(iy>>20)-0x380
- && (ix&0x7fffff)>(((hy<<3)|(ly>>29))&0x7fffff))) /* x < y, x -= ulp */
- hx -= 1;
- else /* x > y, x += ulp */
- hx += 1;
- }
- hy = hx&0x7f800000;
- if(hy>=0x7f800000) return x+x; /* overflow */
- if(hy<0x00800000) { /* underflow */
- float x2 = x*x;
- if(x2!=x) { /* raise underflow flag */
- SET_FLOAT_WORD(x2,hx);
- return x2;
- }
- }
- SET_FLOAT_WORD(x,hx);
- return x;
-}
-
-#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
-compat_symbol (libm, __nldbl_nexttowardf, nexttowardf, GLIBC_2_1);
-#endif