1 files changed, 19 insertions, 0 deletions

diff --git a/arch/sparc/lib/ucmpdi2.c b/arch/sparc/lib/ucmpdi2.c
new file mode 100644
index 000000000000..1e06ed500682
--- /dev/null
+++ b/arch/sparc/lib/ucmpdi2.c
@@ -0,0 +1,19 @@
+#include <linux/module.h>
+#include "libgcc.h"
+
+word_type __ucmpdi2(unsigned long long a, unsigned long long b)
+{
+        const DWunion au = {.ll = a};
+        const DWunion bu = {.ll = b};
+
+        if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
+                return 0;
+        else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
+                return 2;
+        if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
+                return 0;
+        else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
+                return 2;
+        return 1;
+}
+EXPORT_SYMBOL(__ucmpdi2);