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/Conversion/AMDGPUToROCDL/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.startswith("gfx"))
18     return failure();
19   unsigned major = 0;
20   unsigned minor = 0;
21   StringRef majorRef = name.drop_front(3).drop_back(2);
22   StringRef minorRef = name.take_back(2);
23   if (majorRef.getAsInteger(10, major))
24     return failure();
25   if (minorRef.getAsInteger(16, minor))
26     return failure();
27   return Chipset(major, minor);
28 }
29