diff --git a/lib/Target/Mips/MipsDSPInstrInfo.td b/lib/Target/Mips/MipsDSPInstrInfo.td
index ef9402865b0..e28a1389b41 100644
--- a/lib/Target/Mips/MipsDSPInstrInfo.td
+++ b/lib/Target/Mips/MipsDSPInstrInfo.td
@@ -75,10 +75,6 @@ def MipsMSUB_DSP : MipsDSPBase<"MSUB_DSP", SDT_MipsDPA>;
 def MipsMSUBU_DSP : MipsDSPBase<"MSUBU_DSP", SDT_MipsDPA>;
 
 // Flags.
-class IsCommutable {
-  bit isCommutable = 1;
-}
-
 class UseAC {
   list<Register> Uses = [AC0];
 }
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index 309f9d23e5e..dc694716a37 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -173,6 +173,10 @@ class MipsPat<dag pattern, dag result> : Pat<pattern, result> {
   let Predicates = [HasStdEnc];
 }
 
+class IsCommutable {
+  bit isCommutable = 1;
+}
+
 class IsBranch {
   bit isBranch = 1;
 }