Code that needs a TargetMachine should have access to one directly, rather
than just getting one through a TargetLowering.

llvm-svn: 101802
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
index e3668e5..a899f01 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
@@ -257,6 +257,7 @@
   // TLI - This is information that describes the available target features we
   // need for lowering.  This indicates when operations are unavailable,
   // implemented with a libcall, etc.
+  const TargetMachine &TM;
   const TargetLowering &TLI;
   SelectionDAG &DAG;
   const TargetData *TD;
@@ -303,10 +304,10 @@
 
   LLVMContext *Context;
 
-  SelectionDAGBuilder(SelectionDAG &dag, const TargetLowering &tli,
-                      FunctionLoweringInfo &funcinfo,
+  SelectionDAGBuilder(SelectionDAG &dag, FunctionLoweringInfo &funcinfo,
                       CodeGenOpt::Level ol)
-    : SDNodeOrder(0), TLI(tli), DAG(dag), FuncInfo(funcinfo), OptLevel(ol),
+    : SDNodeOrder(0), TM(dag.getTarget()), TLI(dag.getTargetLoweringInfo()),
+      DAG(dag), FuncInfo(funcinfo), OptLevel(ol),
       HasTailCall(false), Context(dag.getContext()) {
   }