[clang] [llvm] [TargetParser] Add a list of Intel GPUs, and use it in offload-arch (PR #222072)

[Nikita Kornev via cfe-commits]

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@@ -0,0 +1,94 @@
+//===--- IntelGPUTargetParser.def - Intel GPU target data ------*- C++ -*-===//
+//
+// 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 is the single source of truth for the Intel GPU list. Each row
+// describes one architecture name that --offload-arch accepts, along with the
+// IGCA (Intel Graphics Compute Architecture) level the compiler targets when
+// the user names it. Adding a device is a single row here.
+//
+//   INTEL_GPU(NAME, KIND, ARCHITECTURE, RELEASE, IGCA_LEVEL, IGCA_SUFFIX)
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KornevNikita wrote:

AR: device whether IGCA_LEVEL or IGCA_TARGET should be used.

https://github.com/llvm/llvm-project/pull/222072