xref: /freebsd/contrib/llvm-project/llvm/lib/Target/Lanai/LanaiSubtarget.cpp (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
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 #include "Lanai.h"
16 
17 #define DEBUG_TYPE "lanai-subtarget"
18 
19 #define GET_SUBTARGETINFO_TARGET_DESC
20 #define GET_SUBTARGETINFO_CTOR
21 #include "LanaiGenSubtargetInfo.inc"
22 
23 using namespace llvm;
24 
25 void LanaiSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
26   std::string CPUName = std::string(CPU);
27   if (CPUName.empty())
28     CPUName = "generic";
29 
30   ParseSubtargetFeatures(CPUName, /*TuneCPU*/ CPUName, FS);
31 }
32 
33 LanaiSubtarget &LanaiSubtarget::initializeSubtargetDependencies(StringRef CPU,
34                                                                 StringRef FS) {
35   initSubtargetFeatures(CPU, FS);
36   return *this;
37 }
38 
39 LanaiSubtarget::LanaiSubtarget(const Triple &TargetTriple, StringRef Cpu,
40                                StringRef FeatureString, const TargetMachine &TM,
41                                const TargetOptions & /*Options*/,
42                                CodeModel::Model /*CodeModel*/,
43                                CodeGenOpt::Level /*OptLevel*/)
44     : LanaiGenSubtargetInfo(TargetTriple, Cpu, /*TuneCPU*/ Cpu, FeatureString),
45       FrameLowering(initializeSubtargetDependencies(Cpu, FeatureString)),
46       TLInfo(TM, *this) {}
47