[llvm] [Xtensa] Implement base CallConvention. (PR #83280)

[Andrei Safronov via llvm-commits]

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@@ -0,0 +1,13 @@
+//===- XtensaOperators.td - Xtensa-specific operators ---------*- tblgen-*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+//===----------------------------------------------------------------------===//
+// Node definitions
+//===----------------------------------------------------------------------===//
+def Xtensa_retflag: SDNode<"XtensaISD::RET", SDTNone,
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andreisfr wrote:

Corrected

https://github.com/llvm/llvm-project/pull/83280