aboutsummaryrefslogtreecommitdiff
path: root/math/w_j1.c
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /math/w_j1.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
downloadglibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip
2.5-18.1
Diffstat (limited to 'math/w_j1.c')
-rw-r--r--math/w_j1.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/math/w_j1.c b/math/w_j1.c
new file mode 100644
index 0000000000..db8c4ce333
--- /dev/null
+++ b/math/w_j1.c
@@ -0,0 +1,77 @@
+/* @(#)w_j1.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * 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_j1.c,v 1.6 1995/05/10 20:49:15 jtc Exp $";
+#endif
+
+/*
+ * wrapper of j1,y1
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+#ifdef __STDC__
+ double j1(double x) /* wrapper j1 */
+#else
+ double j1(x) /* wrapper j1 */
+ double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_j1(x);
+#else
+ double z;
+ z = __ieee754_j1(x);
+ if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z;
+ if(fabs(x)>X_TLOSS) {
+ return __kernel_standard(x,x,36); /* j1(|x|>X_TLOSS) */
+ } else
+ return z;
+#endif
+}
+#ifdef NO_LONG_DOUBLE
+strong_alias (j1, j1l)
+#endif
+
+
+#ifdef __STDC__
+ double y1(double x) /* wrapper y1 */
+#else
+ double y1(x) /* wrapper y1 */
+ double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_y1(x);
+#else
+ double z;
+ z = __ieee754_y1(x);
+ if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z;
+ if(x <= 0.0){
+ if(x==0.0)
+ /* d= -one/(x-x); */
+ return __kernel_standard(x,x,10);
+ else
+ /* d = zero/(x-x); */
+ return __kernel_standard(x,x,11);
+ }
+ if(x>X_TLOSS) {
+ return __kernel_standard(x,x,37); /* y1(x>X_TLOSS) */
+ } else
+ return z;
+#endif
+}
+#ifdef NO_LONG_DOUBLE
+strong_alias (y1, y1l)
+#endif