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authorWolfgang Wiedmeyer <wolfgit@wiedmeyer.de>2015-10-23 03:29:33 +0200
committerWolfgang Wiedmeyer <wolfgit@wiedmeyer.de>2015-10-23 03:29:33 +0200
commit15dfd0df63ce6847081d09b2bbd567cc0cc4eae1 (patch)
tree3b73f24fcef970bfcace3cbb297cfa57f3994682 /arch/parisc/lib/ucmpdi2.c
parent328aa7a45af61bc0060c80847daa67fef7b9c0d0 (diff)
parent0149138c4142da287d23f9d5c6038f7fb5e30ac2 (diff)
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initial merge with 3.2.72
Diffstat (limited to 'arch/parisc/lib/ucmpdi2.c')
-rw-r--r--arch/parisc/lib/ucmpdi2.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/parisc/lib/ucmpdi2.c b/arch/parisc/lib/ucmpdi2.c
new file mode 100644
index 0000000..149c016
--- /dev/null
+++ b/arch/parisc/lib/ucmpdi2.c
@@ -0,0 +1,25 @@
+#include <linux/module.h>
+
+union ull_union {
+ unsigned long long ull;
+ struct {
+ unsigned int high;
+ unsigned int low;
+ } ui;
+};
+
+int __ucmpdi2(unsigned long long a, unsigned long long b)
+{
+ union ull_union au = {.ull = a};
+ union ull_union bu = {.ull = b};
+
+ if (au.ui.high < bu.ui.high)
+ return 0;
+ else if (au.ui.high > bu.ui.high)
+ return 2;
+ if (au.ui.low < bu.ui.low)
+ return 0;
+ else if (au.ui.low > bu.ui.low)
+ return 2;
+ return 1;
+}