LLVM: lib/Target/AVR/AVRTargetMachine.cpp Source File (original) (raw)
1
2
3
4
5
6
7
8
9
10
11
12
14
19
26
27#include
28
29namespace llvm {
30
31
33 if (CPU.empty() || CPU == "generic") {
34 return "avr2";
35 }
36
37 return CPU;
38}
39
43
47 std::optionalReloc::Model RM,
48 std::optionalCodeModel::Model CM,
53 SubTarget(TT, std::string(getCPU(CPU)), std::string(FS), *this) {
54 this->TLOF = std::make_unique();
56}
57
58namespace {
59
61public:
64 EnableLoopTermFold = true;
65 }
66
67 AVRTargetMachine &getAVRTargetMachine() const {
69 }
70
71 void addIRPasses() override;
72 bool addInstSelector() override;
73 void addPreSched2() override;
74 void addPreEmitPass() override;
75};
76}
77
79 return new AVRPassConfig(*this, PM);
80}
81
82void AVRPassConfig::addIRPasses() {
83
84
85
87
89}
90
101
103 return &SubTarget;
104}
105
107 return &SubTarget;
108}
109
114
121
122
123
124
125
126bool AVRPassConfig::addInstSelector() {
127
128 addPass(createAVRISelDag(getAVRTargetMachine(), getOptLevel()));
129
131
132 return false;
133}
134
135void AVRPassConfig::addPreSched2() { addPass(createAVRExpandPseudoPass()); }
136
137void AVRPassConfig::addPreEmitPass() {
138
139 addPass(&BranchRelaxationPassID);
140}
141
142}
static Reloc::Model getEffectiveRelocModel()
This file defines a TargetTransformInfoImplBase conforming object specific to the AVR target machine.
#define LLVM_EXTERNAL_VISIBILITY
const GCNTargetMachine & getTM(const GCNSubtarget *STI)
static TableGen::Emitter::OptClass< SkeletonEmitter > X("gen-skeleton-class", "Generate example skeleton class")
Target-Independent Code Generator Pass Configuration Options pass.
A specific AVR target MCU.
A generic AVR implementation.
const AVRSubtarget * getSubtargetImpl() const
Definition AVRTargetMachine.cpp:102
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
Definition AVRTargetMachine.cpp:78
AVRTargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, std::optional< Reloc::Model > RM, std::optional< CodeModel::Model > CM, CodeGenOptLevel OL, bool JIT)
Definition AVRTargetMachine.cpp:44
MachineFunctionInfo * createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F, const TargetSubtargetInfo *STI) const override
Create the target's instance of MachineFunctionInfo.
Definition AVRTargetMachine.cpp:115
TargetTransformInfo getTargetTransformInfo(const Function &F) const override
Return a TargetTransformInfo for a given function.
Definition AVRTargetMachine.cpp:111
CodeGenTargetMachineImpl(const Target &T, StringRef DataLayoutString, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Reloc::Model RM, CodeModel::Model CM, CodeGenOptLevel OL)
static LLVM_ABI PassRegistry * getPassRegistry()
getPassRegistry - Access the global registry object, which is automatically initialized at applicatio...
StringRef - Represent a constant reference to a string, i.e.
std::unique_ptr< const MCSubtargetInfo > STI
Target-Independent Code Generator Pass Configuration Options.
virtual void addIRPasses()
Add common target configurable passes that perform LLVM IR to IR transforms following machine indepen...
TargetSubtargetInfo - Generic base class for all target subtargets.
This pass provides access to the codegen interfaces that are needed for IR-level transformations.
Target - Wrapper for Target specific information.
Triple - Helper class for working with autoconf configuration names.
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.
void initializeAVRShiftExpandPass(PassRegistry &)
void initializeAVRExpandPseudoPass(PassRegistry &)
Target & getTheAVRTarget()
static StringRef getCPU(StringRef CPU)
Processes a CPU name.
Definition AVRTargetMachine.cpp:32
FunctionPass * createAVRFrameAnalyzerPass()
Creates instance of the frame analyzer pass.
FunctionPass * createAVRISelDag(AVRTargetMachine &TM, CodeGenOptLevel OptLevel)
static Reloc::Model getEffectiveRelocModel(std::optional< Reloc::Model > RM)
Definition AVRTargetMachine.cpp:40
CodeModel::Model getEffectiveCodeModel(std::optional< CodeModel::Model > CM, CodeModel::Model Default)
Helper method for getting the code model, returning Default if CM does not have a value.
void initializeAVRDAGToDAGISelLegacyPass(PassRegistry &)
CodeGenOptLevel
Code generation optimization level.
Pass * createAVRShiftExpandPass()
LLVM_ABI LLVM_EXTERNAL_VISIBILITY void LLVMInitializeAVRTarget()
Definition AVRTargetMachine.cpp:91
void initializeAVRAsmPrinterPass(PassRegistry &)
BumpPtrAllocatorImpl<> BumpPtrAllocator
The standard BumpPtrAllocator which just uses the default template parameters.
Implement std::hash so that hash_code can be used in STL containers.
MachineFunctionInfo - This class can be derived from and used by targets to hold private target-speci...
static FuncInfoTy * create(BumpPtrAllocator &Allocator, const Function &F, const SubtargetTy *STI)
Factory function: default behavior is to call new using the supplied allocator.
RegisterTargetMachine - Helper template for registering a target machine implementation,...