summaryrefslogtreecommitdiff
path: root/sysdeps/generic/w_asinf.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/generic/w_asinf.c')
-rw-r--r--sysdeps/generic/w_asinf.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/sysdeps/generic/w_asinf.c b/sysdeps/generic/w_asinf.c
new file mode 100644
index 0000000000..d7f7a253b0
--- /dev/null
+++ b/sysdeps/generic/w_asinf.c
@@ -0,0 +1,49 @@
+/* w_asinf.c -- float version of w_asin.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_asinf.c,v 1.3 1995/05/10 20:48:37 jtc Exp $";
+#endif
+
+/*
+ * wrapper asinf(x)
+ */
+
+
+#include "math.h"
+#include "math_private.h"
+
+
+#ifdef __STDC__
+ float __asinf(float x) /* wrapper asinf */
+#else
+ float __asinf(x) /* wrapper asinf */
+ float x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_asinf(x);
+#else
+ float z;
+ z = __ieee754_asinf(x);
+ if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z;
+ if(fabsf(x)>(float)1.0) {
+ /* asinf(|x|>1) */
+ return (float)__kernel_standard((double)x,(double)x,102);
+ } else
+ return z;
+#endif
+}
+weak_alias (__asinf, asinf)