Index: lib/Target/X86/X86InstrInfo.h
===================================================================
--- lib/Target/X86/X86InstrInfo.h
+++ lib/Target/X86/X86InstrInfo.h
@@ -214,6 +214,7 @@
 
   bool isReallyTriviallyReMaterializable(const MachineInstr &MI,
                                          AliasAnalysis *AA) const override;
+  bool shouldSink(const MachineInstr &MI) const override;
   void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
                      unsigned DestReg, unsigned SubIdx,
                      const MachineInstr &Orig,
Index: lib/Target/X86/X86InstrInfo.cpp
===================================================================
--- lib/Target/X86/X86InstrInfo.cpp
+++ lib/Target/X86/X86InstrInfo.cpp
@@ -2768,6 +2768,8 @@
   return false;
 }
 
+bool X86InstrInfo::shouldSink(const MachineInstr &MI) const { return true; }
+
 void X86InstrInfo::reMaterialize(MachineBasicBlock &MBB,
                                  MachineBasicBlock::iterator I,
                                  unsigned DestReg, unsigned SubIdx,