Index: llvm/trunk/lib/Target/SystemZ/SystemZElimCompare.cpp
===================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZElimCompare.cpp
+++ llvm/trunk/lib/Target/SystemZ/SystemZElimCompare.cpp
@@ -500,6 +500,9 @@
 }
 
 bool SystemZElimCompare::runOnMachineFunction(MachineFunction &F) {
+  if (skipFunction(*F.getFunction()))
+    return false;
+
   TII = static_cast<const SystemZInstrInfo *>(F.getSubtarget().getInstrInfo());
   TRI = &TII->getRegisterInfo();
 
Index: llvm/trunk/lib/Target/SystemZ/SystemZLDCleanup.cpp
===================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZLDCleanup.cpp
+++ llvm/trunk/lib/Target/SystemZ/SystemZLDCleanup.cpp
@@ -64,6 +64,9 @@
 }
 
 bool SystemZLDCleanup::runOnMachineFunction(MachineFunction &F) {
+  if (skipFunction(*F.getFunction()))
+    return false;
+
   TII = static_cast<const SystemZInstrInfo *>(F.getSubtarget().getInstrInfo());
   MF = &F;
 
Index: llvm/trunk/lib/Target/SystemZ/SystemZShortenInst.cpp
===================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZShortenInst.cpp
+++ llvm/trunk/lib/Target/SystemZ/SystemZShortenInst.cpp
@@ -268,6 +268,9 @@
 }
 
 bool SystemZShortenInst::runOnMachineFunction(MachineFunction &F) {
+  if (skipFunction(*F.getFunction()))
+    return false;
+
   const SystemZSubtarget &ST = F.getSubtarget<SystemZSubtarget>();
   TII = ST.getInstrInfo();
   TRI = ST.getRegisterInfo();