From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Sat, 30 Apr 2011 19:12:33 +0000 (+0000)
Subject: When a physreg is live-in and live through a basic block, make sure its live
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ec7e4fff960f166be8a8a39b7ba8cc7baac6b02c;p=oota-llvm.git

When a physreg is live-in and live through a basic block, make sure its live
range covers the entire block.

The live range can't be terminated at a random instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130619 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 19bb7e34d25..9257191f7fc 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -638,7 +638,7 @@ void LiveIntervals::handleLiveInRegister(MachineBasicBlock *MBB,
       end = MIIdx.getStoreIndex();
     } else {
       DEBUG(dbgs() << " live through");
-      end = baseIndex;
+      end = getMBBEndIdx(MBB);
     }
   }