1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
index a00e57953f9..fb380ed4a09 100644
--- a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -1376,6 +1376,15 @@ bool MipsAsmParser::processInstruction(MCInst &Inst, SMLoc IDLoc,
         if (Imm < 0 || Imm > 60 || (Imm % 4 != 0))
           return Error(IDLoc, "immediate operand value out of range");
         break;
+      case Mips::CACHE:
+      case Mips::PREF:
+        Opnd = Inst.getOperand(2);
+        if (!Opnd.isImm())
+          return Error(IDLoc, "expected immediate operand kind");
+        Imm = Opnd.getImm();
+        if (!isUInt<5>(Imm))
+          return Error(IDLoc, "immediate operand value out of range");
+        break;
     }
   }