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authorUlrich Drepper <drepper@redhat.com>2005-12-14 15:06:39 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-14 15:06:39 +0000
commit9d13fb2413921c713f83efe331e8e4d219c62c6b (patch)
tree2d44d7ac45ab2d147eb8361bbff880c365aa8ad5 /math/w_jnf.c
parentb6ab06cef4670e02756bcdd4d2c33a49369a4346 (diff)
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Moved to csu/errno-loc.c.
Diffstat (limited to 'math/w_jnf.c')
-rw-r--r--math/w_jnf.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/math/w_jnf.c b/math/w_jnf.c
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+/* w_jnf.c -- float version of w_jn.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * 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.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: w_jnf.c,v 1.3 1995/05/10 20:49:21 jtc Exp $";
+#endif
+
+#include <math.h>
+#include "math_private.h"
+
+#ifdef __STDC__
+ float jnf(int n, float x) /* wrapper jnf */
+#else
+ float jnf(n,x) /* wrapper jnf */
+ float x; int n;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_jnf(n,x);
+#else
+ float z;
+ z = __ieee754_jnf(n,x);
+ if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z;
+ if(fabsf(x)>(float)X_TLOSS) {
+ /* jn(|x|>X_TLOSS,n) */
+ return (float)__kernel_standard((double)n,(double)x,138);
+ } else
+ return z;
+#endif
+}
+
+#ifdef __STDC__
+ float ynf(int n, float x) /* wrapper ynf */
+#else
+ float ynf(n,x) /* wrapper ynf */
+ float x; int n;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_ynf(n,x);
+#else
+ float z;
+ z = __ieee754_ynf(n,x);
+ if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z;
+ if(x <= (float)0.0){
+ if(x==(float)0.0)
+ /* d= -one/(x-x); */
+ return (float)__kernel_standard((double)n,(double)x,112);
+ else
+ /* d = zero/(x-x); */
+ return (float)__kernel_standard((double)n,(double)x,113);
+ }
+ if(x>(float)X_TLOSS) {
+ /* yn(x>X_TLOSS,n) */
+ return (float)__kernel_standard((double)n,(double)x,139);
+ } else
+ return z;
+#endif
+}