Add hint to nop

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70718 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/MSP430/MSP430InstrInfo.td b/lib/Target/MSP430/MSP430InstrInfo.td
index 7ccb664..aead48b 100644 (file)
--- a/lib/Target/MSP430/MSP430InstrInfo.td
+++ b/lib/Target/MSP430/MSP430InstrInfo.td
@@ -35,6 +35,7 @@ def MSP430rra     : SDNode<"MSP430ISD::RRA", SDTIntUnaryOp, []>;
 // Pseudo Instructions
 //===----------------------------------------------------------------------===//
 
+let neverHasSideEffects = 1 in
 def NOP : Pseudo<(outs), (ins), "nop", []>;
 
 //===----------------------------------------------------------------------===//