Use uint16_t to store register overlaps to reduce static data.
llvm-svn: 152001
diff --git a/llvm/lib/CodeGen/RegAllocBase.cpp b/llvm/lib/CodeGen/RegAllocBase.cpp
index e088023..85119c9 100644
--- a/llvm/lib/CodeGen/RegAllocBase.cpp
+++ b/llvm/lib/CodeGen/RegAllocBase.cpp
@@ -236,7 +236,7 @@
// physical register. Return the interfering register.
unsigned RegAllocBase::checkPhysRegInterference(LiveInterval &VirtReg,
unsigned PhysReg) {
- for (const unsigned *AliasI = TRI->getOverlaps(PhysReg); *AliasI; ++AliasI)
+ for (const uint16_t *AliasI = TRI->getOverlaps(PhysReg); *AliasI; ++AliasI)
if (query(VirtReg, *AliasI).checkInterference())
return *AliasI;
return 0;