ARM and Thumb2 support for atomic MIN/MAX/UMIN/UMAX loads.

rdar://9326019


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130234 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.h b/lib/Target/ARM/ARMISelLowering.h
index 5befcee..a2e6260 100644
--- a/lib/Target/ARM/ARMISelLowering.h
+++ b/lib/Target/ARM/ARMISelLowering.h
@@ -484,6 +484,11 @@
                                         MachineBasicBlock *BB,
                                         unsigned Size,
                                         unsigned BinOpcode) const;
+    MachineBasicBlock * EmitAtomicBinaryMinMax(MachineInstr *MI,
+                                               MachineBasicBlock *BB,
+                                               unsigned Size,
+                                               bool signExtend,
+                                               ARMCC::CondCodes Cond) const;
 
     bool RemapAddSubWithFlags(MachineInstr *MI, MachineBasicBlock *BB) const;
   };