| 1 | //===- Chipset.cpp - AMDGPU Chipset version struct parsing -----------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "mlir/Dialect/AMDGPU/Utils/Chipset.h" |
| 10 | #include "mlir/Support/LLVM.h" |
| 11 | #include "llvm/ADT/StringRef.h" |
| 12 | |
| 13 | using namespace mlir; |
| 14 | using namespace mlir::amdgpu; |
| 15 | |
| 16 | FailureOr<Chipset> Chipset::parse(StringRef name) { |
| 17 | if (!name.starts_with(Prefix: "gfx")) |
| 18 | return failure(); |
| 19 | unsigned major = 0; |
| 20 | unsigned minor = 0; |
| 21 | StringRef majorRef = name.drop_front(N: 3).drop_back(N: 2); |
| 22 | StringRef minorRef = name.take_back(N: 2); |
| 23 | if (majorRef.getAsInteger(Radix: 10, Result&: major)) |
| 24 | return failure(); |
| 25 | if (minorRef.getAsInteger(Radix: 16, Result&: minor)) |
| 26 | return failure(); |
| 27 | return Chipset(major, minor); |
| 28 | } |
| 29 |