Refactor TargetMachine, pushing handling of TargetData into the target-specific subclasses.  This has one caller-visible change: getTargetData() now returns a pointer instead of a reference.

This fixes PR 759.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28074 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/Interpreter/Interpreter.cpp b/lib/ExecutionEngine/Interpreter/Interpreter.cpp
index c17e4d4..63d8825 100644
--- a/lib/ExecutionEngine/Interpreter/Interpreter.cpp
+++ b/lib/ExecutionEngine/Interpreter/Interpreter.cpp
@@ -71,7 +71,7 @@
        isLongPointer ? 8 : 4) {
 
   memset(&ExitValue, 0, sizeof(ExitValue));
-  setTargetData(TD);
+  setTargetData(&TD);
   // Initialize the "backend"
   initializeExecutionEngine();
   initializeExternalFunctions();