1 //===-- AMDGPUTargetMachine.h - AMDGPU TargetMachine Interface --*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief The AMDGPU TargetMachine interface definition for hw codgen targets.
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUTARGETMACHINE_H
16 #define LLVM_LIB_TARGET_AMDGPU_AMDGPUTARGETMACHINE_H
18 #include "AMDGPUIntrinsicInfo.h"
19 #include "AMDGPUSubtarget.h"
20 #include "llvm/ADT/Optional.h"
21 #include "llvm/ADT/StringMap.h"
22 #include "llvm/ADT/StringRef.h"
23 #include "llvm/Analysis/TargetTransformInfo.h"
24 #include "llvm/Support/CodeGen.h"
25 #include "llvm/Target/TargetMachine.h"
30 //===----------------------------------------------------------------------===//
31 // AMDGPU Target Machine (R600+)
32 //===----------------------------------------------------------------------===//
34 class AMDGPUTargetMachine : public LLVMTargetMachine {
36 std::unique_ptr<TargetLoweringObjectFile> TLOF;
37 AMDGPUIntrinsicInfo IntrinsicInfo;
39 StringRef getGPUName(const Function &F) const;
40 StringRef getFeatureString(const Function &F) const;
43 AMDGPUTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
44 StringRef FS, TargetOptions Options,
45 Optional<Reloc::Model> RM, CodeModel::Model CM,
46 CodeGenOpt::Level OL);
47 ~AMDGPUTargetMachine() override;
49 const AMDGPUSubtarget *getSubtargetImpl() const;
50 const AMDGPUSubtarget *getSubtargetImpl(const Function &) const override = 0;
52 const AMDGPUIntrinsicInfo *getIntrinsicInfo() const override {
53 return &IntrinsicInfo;
55 TargetIRAnalysis getTargetIRAnalysis() override;
57 TargetLoweringObjectFile *getObjFileLowering() const override {
60 void addEarlyAsPossiblePasses(PassManagerBase &PM) override;
63 //===----------------------------------------------------------------------===//
64 // R600 Target Machine (R600 -> Cayman)
65 //===----------------------------------------------------------------------===//
67 class R600TargetMachine final : public AMDGPUTargetMachine {
69 mutable StringMap<std::unique_ptr<R600Subtarget>> SubtargetMap;
72 R600TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
73 StringRef FS, TargetOptions Options,
74 Optional<Reloc::Model> RM, CodeModel::Model CM,
75 CodeGenOpt::Level OL);
77 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
79 const R600Subtarget *getSubtargetImpl(const Function &) const override;
82 //===----------------------------------------------------------------------===//
83 // GCN Target Machine (SI+)
84 //===----------------------------------------------------------------------===//
86 class GCNTargetMachine final : public AMDGPUTargetMachine {
88 mutable StringMap<std::unique_ptr<SISubtarget>> SubtargetMap;
91 GCNTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
92 StringRef FS, TargetOptions Options,
93 Optional<Reloc::Model> RM, CodeModel::Model CM,
94 CodeGenOpt::Level OL);
96 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
98 const SISubtarget *getSubtargetImpl(const Function &) const override;
101 } // end namespace llvm
103 #endif // LLVM_LIB_TARGET_AMDGPU_AMDGPUTARGETMACHINE_H