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 7ccb664b942dc1916376e6114e2962afe56ae5f1..aead48b40af943b31f85328abfe903bfbfe852cb 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", []>;
 
 //===----------------------------------------------------------------------===//