Clean up uses of TargetLowering::getTargetMachine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55769 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
index e962368..8a114f7 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
@@ -310,7 +310,7 @@
       for (unsigned vti = 0, vte = ValueVTs.size(); vti != vte; ++vti) {
         MVT VT = ValueVTs[vti];
         unsigned NumRegisters = TLI.getNumRegisters(VT);
-        const TargetInstrInfo *TII = TLI.getTargetMachine().getInstrInfo();
+        const TargetInstrInfo *TII = MF->getTarget().getInstrInfo();
         for (unsigned i = 0; i != NumRegisters; ++i)
           BuildMI(MBB, TII->get(TargetInstrInfo::PHI), PHIReg+i);
         PHIReg += NumRegisters;