[llvm] r209386 - Override runOnMachineFunction for ARMISelDAGToDAG so that we can

[Eric Christopher]

Author: echristo
Date: Wed May 21 21:00:27 2014
New Revision: 209386

URL: http://llvm.org/viewvc/llvm-project?rev=209386&view=rev
Log:
Override runOnMachineFunction for ARMISelDAGToDAG so that we can
reset the subtarget on each function.

Modified:
    llvm/trunk/lib/Target/ARM/ARMISelDAGToDAG.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMISelDAGToDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelDAGToDAG.cpp?rev=209386&r1=209385&r2=209386&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelDAGToDAG.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelDAGToDAG.cpp Wed May 21 21:00:27 2014
@@ -73,6 +73,13 @@ public:
       Subtarget(&TM.getSubtarget<ARMSubtarget>()) {
   }
 
+  bool runOnMachineFunction(MachineFunction &MF) override {
+    // Reset the subtarget each time through.
+    Subtarget = &TM.getSubtarget<ARMSubtarget>();
+    SelectionDAGISel::runOnMachineFunction(MF);
+    return true;
+  }
+
   const char *getPassName() const override {
     return "ARM Instruction Selection";
   }