Move RABasic::addMBBLiveIns to the base class, it is generally useful.
Minor optimization to the use of IntervalMap iterators. They are fairly
heavyweight, so prefer SI.valid() over SI != end().
llvm-svn: 121217
diff --git a/llvm/lib/CodeGen/RegAllocBase.h b/llvm/lib/CodeGen/RegAllocBase.h
index 32f5e08..7f38c9b 100644
--- a/llvm/lib/CodeGen/RegAllocBase.h
+++ b/llvm/lib/CodeGen/RegAllocBase.h
@@ -149,6 +149,9 @@
bool spillInterferences(LiveInterval &VirtReg, unsigned PhysReg,
SmallVectorImpl<LiveInterval*> &SplitVRegs);
+ /// addMBBLiveIns - Add physreg liveins to basic blocks.
+ void addMBBLiveIns(MachineFunction *);
+
#ifndef NDEBUG
// Verify each LiveIntervalUnion.
void verify();