1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
index fc4cd6f1e0b..e1241139fbf 100644
--- a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
+++ b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
@@ -4764,13 +4764,18 @@ OperandMatchResultTy AMDGPUAsmParser::parseExpTgtImpl(StringRef Str,
     if (Str.getAsInteger(10, Val))
       return MatchOperand_ParseFail;
 
-    if (Val > 3)
+    if (Val > 4 || (Val == 4 && !isGFX10()))
       errorExpTgt();
 
     Val += 12;
     return MatchOperand_Success;
   }
 
+  if (isGFX10() && Str == "prim") {
+    Val = 20;
+    return MatchOperand_Success;
+  }
+
   if (Str.startswith("param")) {
     Str = Str.drop_front(5);
     if (Str.getAsInteger(10, Val))