LR needs to be saved at 16-byte offset on a 64-bit arch


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15929 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCFrameInfo.h b/lib/Target/PowerPC/PPCFrameInfo.h
index b0bba79..423de29 100644
--- a/lib/Target/PowerPC/PPCFrameInfo.h
+++ b/lib/Target/PowerPC/PPCFrameInfo.h
@@ -25,10 +25,10 @@
   std::pair<unsigned, int> LR[1];
   
 public:
-  PowerPCFrameInfo(const TargetMachine &tm)
+  PowerPCFrameInfo(const TargetMachine &tm, bool LP64)
     : TargetFrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0), TM(tm) {
     LR[0].first = PPC::LR;
-    LR[0].second = 8;
+    LR[0].second = LP64 ? 16 : 8;
   }
 
   const std::pair<unsigned, int> *