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authorcognet <cognet@FreeBSD.org>2004-05-14 12:13:06 +0000
committercognet <cognet@FreeBSD.org>2004-05-14 12:13:06 +0000
commit85aab3336e0d6172ddd5fe3cde38389abd612728 (patch)
treeceed0cf5f6aab04b0025b06d91f2b74ab9812740 /lib/libc/softfloat/negdf2.c
parentbb6bbd6342ef3a05d837b89817ec6f058d1497b3 (diff)
downloadFreeBSD-src-85aab3336e0d6172ddd5fe3cde38389abd612728.zip
FreeBSD-src-85aab3336e0d6172ddd5fe3cde38389abd612728.tar.gz
Import the softfloat emulation library, needed for FreeBSD/arm right now.
It should become useless when gcc 3.4 will be imported, as libgcc from gcc 3.4 contains this bits for arm.
Diffstat (limited to 'lib/libc/softfloat/negdf2.c')
-rw-r--r--lib/libc/softfloat/negdf2.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/libc/softfloat/negdf2.c b/lib/libc/softfloat/negdf2.c
new file mode 100644
index 0000000..2485d58
--- /dev/null
+++ b/lib/libc/softfloat/negdf2.c
@@ -0,0 +1,22 @@
+/* $NetBSD: negdf2.c,v 1.1 2000/06/06 08:15:07 bjh21 Exp $ */
+
+/*
+ * Written by Ben Harris, 2000. This file is in the Public Domain.
+ */
+
+#include "softfloat-for-gcc.h"
+#include "milieu.h"
+#include "softfloat.h"
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+float64 __negdf2(float64);
+
+float64
+__negdf2(float64 a)
+{
+
+ /* libgcc1.c says -a */
+ return a ^ FLOAT64_MANGLE(0x8000000000000000ULL);
+}
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