Generic w_j1l.c.
authordrepper <drepper>
Wed, 14 Dec 2005 11:47:29 +0000 (11:47 +0000)
committerdrepper <drepper>
Wed, 14 Dec 2005 11:47:29 +0000 (11:47 +0000)
math/w_j1l.c [new file with mode: 0644]

diff --git a/math/w_j1l.c b/math/w_j1l.c
new file mode 100644 (file)
index 0000000..5ecfd1e
--- /dev/null
@@ -0,0 +1,74 @@
+/* w_j1l.c -- long double version of w_j1.c.
+ * Conversion to long double by Ulrich Drepper,
+ * Cygnus Support, drepper@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: $";
+#endif
+
+/*
+ * wrapper of j1l,y1l
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+#ifdef __STDC__
+       long double j1l(long double x)  /* wrapper j1l */
+#else
+       long double j1l(x)                      /* wrapper j1l */
+       long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+       return __ieee754_j1l(x);
+#else
+       long double z;
+       z = __ieee754_j1l(x);
+       if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z;
+       if(fabsl(x)>X_TLOSS) {
+               return __kernel_standard(x,x,236); /* j1(|x|>X_TLOSS) */
+       } else
+           return z;
+#endif
+}
+
+#ifdef __STDC__
+       long double y1l(long double x)  /* wrapper y1l */
+#else
+       long double y1l(x)                      /* wrapper y1l */
+       long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+       return __ieee754_y1l(x);
+#else
+       long double z;
+       z = __ieee754_y1l(x);
+       if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z;
+        if(x <= 0.0){
+                if(x==0.0)
+                    /* d= -one/(x-x); */
+                    return __kernel_standard(x,x,210);
+                else
+                    /* d = zero/(x-x); */
+                    return __kernel_standard(x,x,211);
+        }
+       if(x>X_TLOSS) {
+               return __kernel_standard(x,x,237); /* y1(x>X_TLOSS) */
+       } else
+           return z;
+#endif
+}