commit ee170f968ebb15c528a645bb39d6fef1560c3580
author Owen Anderson <resistor@mac.com> Thu Nov 08 22:23:57 2007 +0000
committer Owen Anderson <resistor@mac.com> Thu Nov 08 22:23:57 2007 +0000
tree 44324d56456f0461356aca4e5a5a4e3c0c9b7b27
parent c6394d115d2d86d6ac3f492ed1381d68c33956be

This preserves critical edge breaking.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43911 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/TwoAddressInstructionPass.cpp

diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index b8d38dc..defd6ce 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -70,6 +70,7 @@
   AU.addRequired<LiveVariables>();
   AU.addPreserved<LiveVariables>();
   AU.addPreservedID(PHIEliminationID);
+  AU.addPreservedID(BreakCriticalMachineEdgesID);
   MachineFunctionPass::getAnalysisUsage(AU);
 }