Mips: Fix typo in assert message

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@356717 91177308-0d34-0410-b5e6-96231b3b80d8

Author: arsenm

lib/Target/Mips/MipsISelLowering.cpp

@@ -1724,7 +1724,7 @@ MipsTargetLowering::emitAtomicCmpSwap(MachineInstr &MI,
 
   assert((MI.getOpcode() == Mips::ATOMIC_CMP_SWAP_I32 ||
           MI.getOpcode() == Mips::ATOMIC_CMP_SWAP_I64) &&
-         "Unsupported atomic psseudo for EmitAtomicCmpSwap.");
+         "Unsupported atomic pseudo for EmitAtomicCmpSwap.");
 
   const unsigned Size = MI.getOpcode() == Mips::ATOMIC_CMP_SWAP_I32 ? 4 : 8;