1 files changed, 54 insertions, 0 deletions
diff --git a/llvm/lib/Target/DirectX/DirectX.td b/llvm/lib/Target/DirectX/DirectX.td
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index 000000000000..4d1d45b84a68
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+++ b/llvm/lib/Target/DirectX/DirectX.td
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+//- DirectX.td - Describe the DirectX Target Machine ----------*- tablegen -*-//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// This is a target description file for the DirectX target
+///
+//===----------------------------------------------------------------------===//
+
+//===----------------------------------------------------------------------===//
+// Target-independent interfaces which we are implementing
+//===----------------------------------------------------------------------===//
+
+include "llvm/Target/Target.td"
+include "DXILStubs.td"
+
+//===----------------------------------------------------------------------===//
+// DirectX Subtarget features.
+//===----------------------------------------------------------------------===//
+
+def DirectXInstrInfo : InstrInfo;
+
+//===----------------------------------------------------------------------===//
+// DirectX Processors supported.
+//===----------------------------------------------------------------------===//
+
+def : ProcessorModel<"generic", NoSchedModel, []>;
+
+
+//===----------------------------------------------------------------------===//
+// Target Declaration
+//===----------------------------------------------------------------------===//
+
+def DirectXAsmParser : AsmParser {
+  // The physical register names are not in the binary format or asm text
+  let ShouldEmitMatchRegisterName = 0;
+}
+
+def DirectXAsmWriter : AsmWriter {
+  string AsmWriterClassName  = "InstPrinter";
+  int PassSubtarget = 0;
+  int Variant = 0;
+  bit isMCAsmWriter = 1;
+}
+
+def DirectX : Target {
+  let InstructionSet = DirectXInstrInfo;
+  let AssemblyParsers  = [DirectXAsmParser];
+  let AssemblyWriters = [DirectXAsmWriter];
+}