As Chris and Evan pointed out, BreakCriticalMachineEdges doesn't really need

to be a pass of its own.  Instead, move it out into a helper method.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44002 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/TwoAddressInstructionPass.cpp

@@ -70,7 +70,6 @@ void TwoAddressInstructionPass::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addRequired<LiveVariables>();
   AU.addPreserved<LiveVariables>();
   AU.addPreservedID(PHIEliminationID);
-  AU.addPreservedID(BreakCriticalMachineEdgesID);
   MachineFunctionPass::getAnalysisUsage(AU);
 }