commit f6f91bf6680668990ff3804b14cf05beedc56ec4
author Alkis Evlogimenos <alkis@evlogimenos.com> Mon Dec 15 04:55:38 2003 +0000
committer Alkis Evlogimenos <alkis@evlogimenos.com> Mon Dec 15 04:55:38 2003 +0000
tree ceca3c8dd18e8d653940db711705dbfbdb77bc7d
parent d598561318b70d84715a37ceff78217881282b6d

Change preserve all claim to just preserve live variables and phielimination.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10469 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/LiveIntervalAnalysis.cpp

diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 2850858..2bd9fab 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -45,8 +45,9 @@
 
 void LiveIntervals::getAnalysisUsage(AnalysisUsage &AU) const
 {
-    AU.setPreservesAll();
+    AU.addPreserved<LiveVariables>();
     AU.addRequired<LiveVariables>();
+    AU.addPreservedID(PHIEliminationID);
     AU.addRequiredID(PHIEliminationID);
     MachineFunctionPass::getAnalysisUsage(AU);
 }