Have getCallPreservedMask and getThisCallPreservedMask take a
MachineFunction argument so that we can grab subtarget specific
features off of it.

llvm-svn: 231979
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index faf6b6f..ff5a0d5 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -4187,7 +4187,8 @@
 
   // Add a register mask operand representing the call-preserved registers.
   const TargetRegisterInfo *TRI = Subtarget.getRegisterInfo();
-  const uint32_t *Mask = TRI->getCallPreservedMask(CallConv);
+  const uint32_t *Mask =
+      TRI->getCallPreservedMask(DAG.getMachineFunction(), CallConv);
   assert(Mask && "Missing call preserved mask for calling convention");
   Ops.push_back(DAG.getRegisterMask(Mask));