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-rw-r--r--lib/libc/softfloat/negtf2.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/lib/libc/softfloat/negtf2.c b/lib/libc/softfloat/negtf2.c
new file mode 100644
index 0000000..5be582d
--- /dev/null
+++ b/lib/libc/softfloat/negtf2.c
@@ -0,0 +1,27 @@
+/* $NetBSD: negtf2.c,v 1.1 2011/01/17 10:08:35 matt Exp $ */
+
+/*
+ * Written by Matt Thomas, 2011. This file is in the Public Domain.
+ */
+
+#include "softfloat-for-gcc.h"
+#include "milieu.h"
+#include "softfloat.h"
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#ifdef FLOAT128
+
+float128 __negtf2(float128);
+
+float128
+__negtf2(float128 a)
+{
+
+ /* libgcc1.c says -a */
+ a.high ^= FLOAT64_MANGLE(0x8000000000000000ULL);
+ return a;
+}
+
+#endif /* FLOAT128 */
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