revert to using 4-byte alignment for doubles, as specified by the ABI


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22493 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCTargetMachine.cpp b/lib/Target/PowerPC/PPCTargetMachine.cpp
index 55df414..d2a9781 100644
--- a/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ b/lib/Target/PowerPC/PPCTargetMachine.cpp
@@ -177,7 +177,7 @@
 ///
 PPC64TargetMachine::PPC64TargetMachine(const Module &M, IntrinsicLowering *IL)
   : PowerPCTargetMachine(PPC64ID, IL,
-                         TargetData(PPC64ID,false,8,4,8,4,4,4,2,1,1),
+                         TargetData(PPC64ID,false,8,4,4,4,4,4,2,1,1),
                          PowerPCFrameInfo(*this, true)) {}
 
 unsigned PPC32TargetMachine::getModuleMatchQuality(const Module &M) {