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authorPaul Mackerras <paulus@samba.org>2007-08-28 15:56:11 +1000
committerPaul Mackerras <paulus@samba.org>2007-08-28 15:56:11 +1000
commit35438c4327df18dbf5e7f597b69299119f4a14de (patch)
treea4589d731015db93f2eba8f84ffb1f48a8084020 /arch/sparc/lib/cmpdi2.c
parent2f6c9d961081dc7b109eb19166244bcb2a5dfc28 (diff)
parentb07d68b5ca4d55a16fab223d63d5fb36f89ff42f (diff)
Merge branch 'linux-2.6' into for-2.6.24
Diffstat (limited to 'arch/sparc/lib/cmpdi2.c')
-rw-r--r--arch/sparc/lib/cmpdi2.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/sparc/lib/cmpdi2.c b/arch/sparc/lib/cmpdi2.c
new file mode 100644
index 00000000000..8c1306437ed
--- /dev/null
+++ b/arch/sparc/lib/cmpdi2.c
@@ -0,0 +1,27 @@
+#include <linux/module.h>
+
+#include "libgcc.h"
+
+word_type __cmpdi2(long long a, long long b)
+{
+ const DWunion au = {
+ .ll = a
+ };
+ const DWunion bu = {
+ .ll = b
+ };
+
+ if (au.s.high < bu.s.high)
+ return 0;
+ else if (au.s.high > 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(__cmpdi2);