Add a option which would move ld/st multiple pass before post-alloc scheduling.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83145 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMTargetMachine.h b/lib/Target/ARM/ARMTargetMachine.h
index 4203055..71a5348 100644
--- a/lib/Target/ARM/ARMTargetMachine.h
+++ b/lib/Target/ARM/ARMTargetMachine.h
@@ -50,6 +50,7 @@
   // Pass Pipeline Configuration
   virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
   virtual bool addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+  virtual bool addPreSched2(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
   virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
   virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
                               MachineCodeEmitter &MCE);