LLVM 17.0.0git
LoongArchSubtarget.h
Go to the documentation of this file.
1//===- LoongArchSubtarget.h - Define Subtarget for the LoongArch -*- 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 declares the LoongArch specific subclass of TargetSubtargetInfo.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_LOONGARCH_LOONGARCHSUBTARGET_H
14#define LLVM_LIB_TARGET_LOONGARCH_LOONGARCHSUBTARGET_H
15
18#include "LoongArchInstrInfo.h"
23#include "llvm/IR/DataLayout.h"
25
26#define GET_SUBTARGETINFO_HEADER
27#include "LoongArchGenSubtargetInfo.inc"
28
29namespace llvm {
30class StringRef;
31
33 virtual void anchor();
34 bool HasLA32 = false;
35 bool HasLA64 = false;
36 bool HasBasicF = false;
37 bool HasBasicD = false;
38 bool HasExtLSX = false;
39 bool HasExtLASX = false;
40 bool HasExtLVZ = false;
41 bool HasExtLBT = false;
42 bool HasLaGlobalWithPcrel = false;
43 bool HasLaGlobalWithAbs = false;
44 bool HasLaLocalWithAbs = false;
45 unsigned GRLen = 32;
46 MVT GRLenVT = MVT::i32;
48 LoongArchFrameLowering FrameLowering;
49 LoongArchInstrInfo InstrInfo;
53
54 /// Initializes using the passed in CPU and feature strings so that we can
55 /// use initializer lists for subtarget initialization.
56 LoongArchSubtarget &initializeSubtargetDependencies(const Triple &TT,
57 StringRef CPU,
58 StringRef TuneCPU,
59 StringRef FS,
60 StringRef ABIName);
61
62public:
63 // Initializes the data members to match that of the specified triple.
64 LoongArchSubtarget(const Triple &TT, StringRef CPU, StringRef TuneCPU,
65 StringRef FS, StringRef ABIName, const TargetMachine &TM);
66
67 // Parses features string setting specified subtarget options. The
68 // definition of this function is auto-generated by tblgen.
70
71 const LoongArchFrameLowering *getFrameLowering() const override {
72 return &FrameLowering;
73 }
74 const LoongArchInstrInfo *getInstrInfo() const override { return &InstrInfo; }
75 const LoongArchRegisterInfo *getRegisterInfo() const override {
76 return &RegInfo;
77 }
79 return &TLInfo;
80 }
82 return &TSInfo;
83 }
84 bool is64Bit() const { return HasLA64; }
85 bool hasBasicF() const { return HasBasicF; }
86 bool hasBasicD() const { return HasBasicD; }
87 bool hasExtLSX() const { return HasExtLSX; }
88 bool hasExtLASX() const { return HasExtLASX; }
89 bool hasExtLVZ() const { return HasExtLVZ; }
90 bool hasExtLBT() const { return HasExtLBT; }
91 bool hasLaGlobalWithPcrel() const { return HasLaGlobalWithPcrel; }
92 bool hasLaGlobalWithAbs() const { return HasLaGlobalWithAbs; }
93 bool hasLaLocalWithAbs() const { return HasLaLocalWithAbs; }
94 MVT getGRLenVT() const { return GRLenVT; }
95 unsigned getGRLen() const { return GRLen; }
96 LoongArchABI::ABI getTargetABI() const { return TargetABI; }
97};
98} // end namespace llvm
99
100#endif // LLVM_LIB_TARGET_LOONGARCH_LOONGARCHSUBTARGET_H
const char LLVMTargetMachineRef TM
return InstrInfo
const LoongArchRegisterInfo * getRegisterInfo() const override
const LoongArchTargetLowering * getTargetLowering() const override
const SelectionDAGTargetInfo * getSelectionDAGInfo() const override
const LoongArchInstrInfo * getInstrInfo() const override
void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS)
LoongArchABI::ABI getTargetABI() const
const LoongArchFrameLowering * getFrameLowering() const override
Machine Value Type.
Targets can subclass this to parameterize the SelectionDAG lowering and instruction selection process...
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:50
Primary interface to the complete machine description for the target machine.
Definition: TargetMachine.h:78
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18