LLVM 20.0.0git
CSKYTargetMachine.h
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1//===--- CSKYTargetMachine.h - Define TargetMachine for CSKY ----*- 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 CSKY specific subclass of TargetMachine.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_CSKY_CSKYTARGETMACHINE_H
14#define LLVM_LIB_TARGET_CSKY_CSKYTARGETMACHINE_H
15
16#include "CSKYSubtarget.h"
17#include "llvm/IR/DataLayout.h"
19#include <optional>
20
21namespace llvm {
22
24 std::unique_ptr<TargetLoweringObjectFile> TLOF;
25 mutable StringMap<std::unique_ptr<CSKYSubtarget>> SubtargetMap;
26
27public:
28 CSKYTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
30 std::optional<Reloc::Model> RM,
31 std::optional<CodeModel::Model> CM, CodeGenOptLevel OL,
32 bool JIT);
33
35
36 const CSKYSubtarget *getSubtargetImpl(const Function &F) const override;
37 // DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
38 // subtargets are per-function entities based on the target-specific
39 // attributes of each function.
40 const CSKYSubtarget *getSubtargetImpl() const = delete;
41
43 return TLOF.get();
44 }
45
48 const TargetSubtargetInfo *STI) const override;
49};
50} // namespace llvm
51
52#endif
#define F(x, y, z)
Definition: MD5.cpp:55
Basic Register Allocator
Allocate memory in an ever growing pool, as if by bump-pointer.
Definition: Allocator.h:66
const CSKYSubtarget * getSubtargetImpl() const =delete
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
TargetLoweringObjectFile * getObjFileLowering() const override
MachineFunctionInfo * createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F, const TargetSubtargetInfo *STI) const override
Create the target's instance of MachineFunctionInfo.
This class describes a target machine that is implemented with the LLVM target-independent code gener...
StringMap - This is an unconventional map that is specialized for handling keys that are "strings",...
Definition: StringMap.h:128
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:50
std::unique_ptr< const MCSubtargetInfo > STI
TargetOptions Options
Target-Independent Code Generator Pass Configuration Options.
TargetSubtargetInfo - Generic base class for all target subtargets.
Target - Wrapper for Target specific information.
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
PassManagerBase - An abstract interface to allow code to add passes to a pass manager without having ...
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
CodeGenOptLevel
Code generation optimization level.
Definition: CodeGen.h:54
MachineFunctionInfo - This class can be derived from and used by targets to hold private target-speci...