about summary refs log tree commit diff
path: root/sysdeps/ieee754/flt-32/s_isinff.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/ieee754/flt-32/s_isinff.c')
-rw-r--r--sysdeps/ieee754/flt-32/s_isinff.c29
1 files changed, 0 insertions, 29 deletions
diff --git a/sysdeps/ieee754/flt-32/s_isinff.c b/sysdeps/ieee754/flt-32/s_isinff.c
deleted file mode 100644
index 6eec050bb5..0000000000
--- a/sysdeps/ieee754/flt-32/s_isinff.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Written by J.T. Conklin <jtc@netbsd.org>.
- * Public domain.
- */
-
-#if defined(LIBM_SCCS) && !defined(lint)
-static char rcsid[] = "$NetBSD: s_isinff.c,v 1.3 1995/05/11 23:20:21 jtc Exp $";
-#endif
-
-/*
- * isinff(x) returns 1 if x is inf, -1 if x is -inf, else 0;
- * no branching!
- */
-
-#include <math.h>
-#include <math_private.h>
-
-int
-__isinff (float x)
-{
-	int32_t ix,t;
-	GET_FLOAT_WORD(ix,x);
-	t = ix & 0x7fffffff;
-	t ^= 0x7f800000;
-	t |= -t;
-	return ~(t >> 31) & (ix >> 30);
-}
-hidden_def (__isinff)
-weak_alias (__isinff, isinff)