commit e4fd907e72a599eddfa7a81eac4366b5b82523e3
author Craig Topper <craig.topper@gmail.com> Sun Mar 04 10:43:23 2012 +0000
committer Craig Topper <craig.topper@gmail.com> Sun Mar 04 10:43:23 2012 +0000
tree e5a97f58db2537457943547ba007ee63299ae555
parent 9406da6e664a24c8e408cbba63daf162ca166ed9

Use uint16_t to store register overlaps to reduce static data.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152001 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/RegAllocBase.cpp

diff --git a/lib/CodeGen/RegAllocBase.cpp b/lib/CodeGen/RegAllocBase.cpp
index e088023..85119c9 100644
--- a/lib/CodeGen/RegAllocBase.cpp
+++ b/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;