xref: /freebsd/contrib/llvm-project/llvm/lib/Target/Lanai/LanaiSubtarget.cpp (revision 1ed2ef42e01771f5d8ca9be61e07dcf0fd47feba)
1 //===- LanaiSubtarget.cpp - Lanai Subtarget Information -----------*- C++ -*-=//
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 // This file implements the Lanai specific subclass of TargetSubtarget.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "LanaiSubtarget.h"
14 
15 #define DEBUG_TYPE "lanai-subtarget"
16 
17 #define GET_SUBTARGETINFO_TARGET_DESC
18 #define GET_SUBTARGETINFO_CTOR
19 #include "LanaiGenSubtargetInfo.inc"
20 
21 using namespace llvm;
22 
23 void LanaiSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
24   std::string CPUName = std::string(CPU);
25   if (CPUName.empty())
26     CPUName = "generic";
27 
28   ParseSubtargetFeatures(CPUName, /*TuneCPU*/ CPUName, FS);
29 }
30 
31 LanaiSubtarget &LanaiSubtarget::initializeSubtargetDependencies(StringRef CPU,
32                                                                 StringRef FS) {
33   initSubtargetFeatures(CPU, FS);
34   return *this;
35 }
36 
37 LanaiSubtarget::LanaiSubtarget(const Triple &TargetTriple, StringRef Cpu,
38                                StringRef FeatureString, const TargetMachine &TM,
39                                const TargetOptions & /*Options*/,
40                                CodeModel::Model /*CodeModel*/,
41                                CodeGenOptLevel /*OptLevel*/)
42     : LanaiGenSubtargetInfo(TargetTriple, Cpu, /*TuneCPU*/ Cpu, FeatureString),
43       FrameLowering(initializeSubtargetDependencies(Cpu, FeatureString)),
44       TLInfo(TM, *this) {}
45