================
@@ -0,0 +1,98 @@
+//===----------- SparcInstrCrypto.td - cryptographic extensions
-----------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM
Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains instruction formats, definitions and patterns needed for
+// cryptographic instructions on SPARC.
+//===----------------------------------------------------------------------===//
+
+
+// Convenience template for 4-operand instructions
+class FourOpImm<string OpcStr, bits<6> op3val, bits<4> op5val,
+ RegisterClass RC>
+ : F3_4<op3val, op5val, (outs RC:$rd), (ins RC:$rs1, RC:$rs2,
simm5Op:$rs3),
+ !strconcat(OpcStr, " $rs1, $rs2, $rs3, $rd")>;
----------------
s-barannikov wrote:
```suggestion
class FourOpImm<string OpcStr, bits<6> op3val, bits<4> op5val,
RegisterClass RC>
: F3_4<op3val, op5val, (outs RC:$rd), (ins RC:$rs1, RC:$rs2, simm5Op:$rs3),
!strconcat(OpcStr, " $rs1, $rs2, $rs3, $rd")>;
```
https://github.com/llvm/llvm-project/pull/139451
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