From f047ff4fe109c5441d2e142bd01056aeb8f35e84 Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Tue, 2 Aug 2011 22:37:20 +0000
Subject: [PATCH] Delete BlockInfo::LiveThrough. It wasn't used any more.

llvm-svn: 136735
---
 llvm/lib/CodeGen/SplitKit.cpp | 3 ---
 llvm/lib/CodeGen/SplitKit.h   | 1 -
 2 files changed, 4 deletions(-)

diff --git a/llvm/lib/CodeGen/SplitKit.cpp b/llvm/lib/CodeGen/SplitKit.cpp
index 2197046b030b..0679a619f5c8 100644
--- a/llvm/lib/CodeGen/SplitKit.cpp
+++ b/llvm/lib/CodeGen/SplitKit.cpp
@@ -203,7 +203,6 @@ bool SplitAnalysis::calcLiveBlockInfo() {
           ++NumGapBlocks;
 
           // Push the Live-in part.
-          BI.LiveThrough = false;
           BI.LiveOut = false;
           UseBlocks.push_back(BI);
           UseBlocks.back().LastUse = LastStop;
@@ -215,8 +214,6 @@ bool SplitAnalysis::calcLiveBlockInfo() {
         }
       }
 
-      // Don't set LiveThrough when the block has a gap.
-      BI.LiveThrough = BI.LiveIn && BI.LiveOut;
       UseBlocks.push_back(BI);
 
       // LVI is now at LVE or LVI->end >= Stop.
diff --git a/llvm/lib/CodeGen/SplitKit.h b/llvm/lib/CodeGen/SplitKit.h
index 7948b725f856..4566b84ca7e5 100644
--- a/llvm/lib/CodeGen/SplitKit.h
+++ b/llvm/lib/CodeGen/SplitKit.h
@@ -78,7 +78,6 @@ public:
     MachineBasicBlock *MBB;
     SlotIndex FirstUse;   ///< First instr using current reg.
     SlotIndex LastUse;    ///< Last instr using current reg.
-    bool LiveThrough;     ///< Live in whole block (Templ 5. above).
     bool LiveIn;          ///< Current reg is live in.
     bool LiveOut;         ///< Current reg is live out.