Segmentation fault in x86 targeting library

- 56 bits to 8 bit swap

Change-Id: I6f09f5b37e475440aebb1438f98bfd20a3fc73ec
CQ: SW236046
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/7680
Reviewed-by: Andrew J. Geissler <andrewg@us.ibm.com>
Tested-by: Jenkins Server
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/src/include/usr/targeting/common/pointer.H b/src/include/usr/targeting/common/pointer.H
index 11c11ea28..bce3afb04 100644
--- a/src/include/usr/targeting/common/pointer.H
+++ b/src/include/usr/targeting/common/pointer.H
@@ -31,6 +31,7 @@
  */
 
 #include <builtins.h>
+#include <endian.h>
 
 namespace TARGETING
 {
@@ -50,6 +51,15 @@ union AbstractPointer
      *      address translation to traverse associations, and presumes that
      *      byte 0 of any virtual address is never set.
      */
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+    struct {
+        uint64_t ptr : 56;   ///< Node ID indexed to 1.  Value of 0
+                             ///< indicates node ID should not be used
+                             ///< for address translation
+        uint64_t nodeId : 8; ///< Address to translate
+
+    } TranslationEncoded;
+#else
     struct {
         uint64_t nodeId : 8; ///< Node ID indexed to 1.  Value of 0
                              ///< indicates node ID should not be used
@@ -57,7 +67,7 @@ union AbstractPointer
         uint64_t ptr : 56;   ///< Address to translate
 
     } TranslationEncoded;
-
+#endif
     /**
      *  @brief Returns the AbstractPointer as a platform specific pointer
      *
@@ -106,6 +116,7 @@ union AbstractPointer
 #define TARG_TO_PLAT_PTR(__PTR__) \
     ((__PTR__))
 
+
 /**
  *  @biref Macro which accepts an AbstractPointer<T>, customizes the pointer to
  *    the platform, then increments the pointer the specified number of times