[llvm] r219291 - Grab the TargetRegisterInfo off of the subtarget from the

[Eric Christopher]

Author: echristo
Date: Wed Oct  8 04:50:52 2014
New Revision: 219291

URL: http://llvm.org/viewvc/llvm-project?rev=219291&view=rev
Log:
Grab the TargetRegisterInfo off of the subtarget from the
MachineFunction rather than a lookup on the TargetMachine
to avoid unnecessary lookups.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp?rev=219291&r1=219290&r2=219291&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp Wed Oct  8 04:50:52 2014
@@ -454,7 +454,7 @@ bool SelectionDAGISel::runOnMachineFunct
   // copied into vregs, emit the copies into the top of the block before
   // emitting the code for the block.
   MachineBasicBlock *EntryMBB = MF->begin();
-  const TargetRegisterInfo &TRI = *TM.getSubtargetImpl()->getRegisterInfo();
+  const TargetRegisterInfo &TRI = *MF->getSubtarget().getRegisterInfo();
   RegInfo->EmitLiveInCopies(EntryMBB, TRI, *TII);
 
   DenseMap<unsigned, unsigned> LiveInMap;