begining alpha subtarget support

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23531 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/Alpha/AlphaTargetMachine.cpp

@@ -18,6 +18,7 @@
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetMachineRegistry.h"
 #include "llvm/Transforms/Scalar.h"
+#include "llvm/Support/Debug.h"
 #include <iostream>
 
 using namespace llvm;
@@ -62,8 +63,11 @@ AlphaTargetMachine::AlphaTargetMachine(const Module &M, IntrinsicLowering *IL,
                                        const std::string &FS)
   : TargetMachine("alpha", IL, true),
     FrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0),
-    JITInfo(*this)
-{}
+    JITInfo(*this),
+    Subtarget(M, FS)
+{
+  DEBUG(std::cerr << "FS is " << FS << "\n");
+}
 
 /// addPassesToEmitFile - Add passes to the specified pass manager to implement
 /// a static compiler for this target.