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Diffstat (limited to 'sysdeps/i386/fpu/s_ilogb.S')
-rw-r--r--sysdeps/i386/fpu/s_ilogb.S22
1 files changed, 22 insertions, 0 deletions
diff --git a/sysdeps/i386/fpu/s_ilogb.S b/sysdeps/i386/fpu/s_ilogb.S
new file mode 100644
index 0000000000..36fb000c02
--- /dev/null
+++ b/sysdeps/i386/fpu/s_ilogb.S
@@ -0,0 +1,22 @@
+/*
+ * Written by J.T. Conklin <jtc@netbsd.org>.
+ * Public domain.
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: s_ilogb.S,v 1.5 1995/10/12 15:53:09 jtc Exp $")
+
+ENTRY(__ilogb)
+	fldl	4(%esp)
+	fxtract
+	pushl	%eax
+	fstp	%st
+
+	fistpl	(%esp)
+	fwait
+	popl	%eax
+
+	ret
+END (__ilogb)
+weak_alias (__ilogb, ilogb)