[SystemZ] Add register zero extensions involving at least one high word
llvm-svn: 191746
diff --git a/llvm/lib/Target/SystemZ/SystemZInstrInfo.h b/llvm/lib/Target/SystemZ/SystemZInstrInfo.h
index 6e4ab1b..30f4c7d 100644
--- a/llvm/lib/Target/SystemZ/SystemZInstrInfo.h
+++ b/llvm/lib/Target/SystemZ/SystemZInstrInfo.h
@@ -118,6 +118,8 @@
void splitAdjDynAlloc(MachineBasicBlock::iterator MI) const;
void expandRXYPseudo(MachineInstr *MI, unsigned LowOpcode,
unsigned HighOpcode) const;
+ void expandZExtPseudo(MachineInstr *MI, unsigned LowOpcode,
+ unsigned Size) const;
void emitGRX32Move(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
DebugLoc DL, unsigned DestReg, unsigned SrcReg,
unsigned LowLowOpcode, unsigned Size, bool KillSrc) const;