/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/lib/Target/NVPTX/NVPTXTargetMachine.h
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1 | | //===-- NVPTXTargetMachine.h - Define TargetMachine for NVPTX ---*- 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 NVPTX specific subclass of TargetMachine. |
10 | | // |
11 | | //===----------------------------------------------------------------------===// |
12 | | |
13 | | #ifndef LLVM_LIB_TARGET_NVPTX_NVPTXTARGETMACHINE_H |
14 | | #define LLVM_LIB_TARGET_NVPTX_NVPTXTARGETMACHINE_H |
15 | | |
16 | | #include "ManagedStringPool.h" |
17 | | #include "NVPTXSubtarget.h" |
18 | | #include "llvm/CodeGen/SelectionDAGTargetInfo.h" |
19 | | #include "llvm/CodeGen/TargetFrameLowering.h" |
20 | | #include "llvm/Target/TargetMachine.h" |
21 | | |
22 | | namespace llvm { |
23 | | |
24 | | /// NVPTXTargetMachine |
25 | | /// |
26 | | class NVPTXTargetMachine : public LLVMTargetMachine { |
27 | | bool is64bit; |
28 | | // Use 32-bit pointers for accessing const/local/short AS. |
29 | | bool UseShortPointers; |
30 | | std::unique_ptr<TargetLoweringObjectFile> TLOF; |
31 | | NVPTX::DrvInterface drvInterface; |
32 | | NVPTXSubtarget Subtarget; |
33 | | |
34 | | // Hold Strings that can be free'd all together with NVPTXTargetMachine |
35 | | ManagedStringPool ManagedStrPool; |
36 | | |
37 | | public: |
38 | | NVPTXTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
39 | | StringRef FS, const TargetOptions &Options, |
40 | | Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM, |
41 | | CodeGenOpt::Level OP, bool is64bit); |
42 | | |
43 | | ~NVPTXTargetMachine() override; |
44 | 9.07k | const NVPTXSubtarget *getSubtargetImpl(const Function &) const override { |
45 | 9.07k | return &Subtarget; |
46 | 9.07k | } |
47 | 20.4k | const NVPTXSubtarget *getSubtargetImpl() const { return &Subtarget; } |
48 | 565 | bool is64Bit() const { return is64bit; } |
49 | 20 | bool useShortPointers() const { return UseShortPointers; } |
50 | 50.3k | NVPTX::DrvInterface getDrvInterface() const { return drvInterface; } |
51 | 2.65k | ManagedStringPool *getManagedStrPool() const { |
52 | 2.65k | return const_cast<ManagedStringPool *>(&ManagedStrPool); |
53 | 2.65k | } |
54 | | |
55 | | TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
56 | | |
57 | | // Emission of machine code through MCJIT is not supported. |
58 | | bool addPassesToEmitMC(PassManagerBase &, MCContext *&, raw_pwrite_stream &, |
59 | 0 | bool = true) override { |
60 | 0 | return true; |
61 | 0 | } |
62 | 8.34k | TargetLoweringObjectFile *getObjFileLowering() const override { |
63 | 8.34k | return TLOF.get(); |
64 | 8.34k | } |
65 | | |
66 | | void adjustPassManager(PassManagerBuilder &) override; |
67 | | |
68 | | TargetTransformInfo getTargetTransformInfo(const Function &F) override; |
69 | | |
70 | 0 | bool isMachineVerifierClean() const override { |
71 | 0 | return false; |
72 | 0 | } |
73 | | }; // NVPTXTargetMachine. |
74 | | |
75 | | class NVPTXTargetMachine32 : public NVPTXTargetMachine { |
76 | | virtual void anchor(); |
77 | | public: |
78 | | NVPTXTargetMachine32(const Target &T, const Triple &TT, StringRef CPU, |
79 | | StringRef FS, const TargetOptions &Options, |
80 | | Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM, |
81 | | CodeGenOpt::Level OL, bool JIT); |
82 | | }; |
83 | | |
84 | | class NVPTXTargetMachine64 : public NVPTXTargetMachine { |
85 | | virtual void anchor(); |
86 | | public: |
87 | | NVPTXTargetMachine64(const Target &T, const Triple &TT, StringRef CPU, |
88 | | StringRef FS, const TargetOptions &Options, |
89 | | Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM, |
90 | | CodeGenOpt::Level OL, bool JIT); |
91 | | }; |
92 | | |
93 | | } // end namespace llvm |
94 | | |
95 | | #endif |