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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/generic/w_acosl.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/generic/w_acosl.c')
-rw-r--r--sysdeps/generic/w_acosl.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/sysdeps/generic/w_acosl.c b/sysdeps/generic/w_acosl.c
new file mode 100644
index 0000000000..cd9cecf2f9
--- /dev/null
+++ b/sysdeps/generic/w_acosl.c
@@ -0,0 +1,48 @@
+/* w_acosl.c -- long double version of w_acos.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
+
+/*
+ * wrap_acosl(x)
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+
+#ifdef __STDC__
+ long double __acosl(long double x) /* wrapper acos */
+#else
+ long double __acosl(x) /* wrapper acos */
+ long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_acosl(x);
+#else
+ long double z;
+ z = __ieee754_acosl(x);
+ if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z;
+ if(fabsl(x)>1.0) {
+ return __kernel_standard(x,x,201); /* acosl(|x|>1) */
+ } else
+ return z;
+#endif
+}
+weak_alias (__acosl, acosl)