1 //===-- NVPTXTargetObjectFile.h - NVPTX Object Info -------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef LLVM_LIB_TARGET_NVPTX_NVPTXTARGETOBJECTFILE_H
11 #define LLVM_LIB_TARGET_NVPTX_NVPTXTARGETOBJECTFILE_H
12 
13 #include "NVPTXSection.h"
14 #include "llvm/Target/TargetLoweringObjectFile.h"
15 #include <string>
16 
17 namespace llvm {
18 class GlobalVariable;
19 class Module;
20 
21 class NVPTXTargetObjectFile : public TargetLoweringObjectFile {
22 
23 public:
NVPTXTargetObjectFile()24   NVPTXTargetObjectFile() {
25     TextSection = nullptr;
26     DataSection = nullptr;
27     BSSSection = nullptr;
28     ReadOnlySection = nullptr;
29 
30     StaticCtorSection = nullptr;
31     StaticDtorSection = nullptr;
32     LSDASection = nullptr;
33     EHFrameSection = nullptr;
34     DwarfAbbrevSection = nullptr;
35     DwarfInfoSection = nullptr;
36     DwarfLineSection = nullptr;
37     DwarfFrameSection = nullptr;
38     DwarfPubTypesSection = nullptr;
39     DwarfDebugInlineSection = nullptr;
40     DwarfStrSection = nullptr;
41     DwarfLocSection = nullptr;
42     DwarfARangesSection = nullptr;
43     DwarfRangesSection = nullptr;
44   }
45 
46   virtual ~NVPTXTargetObjectFile();
47 
Initialize(MCContext & ctx,const TargetMachine & TM)48   void Initialize(MCContext &ctx, const TargetMachine &TM) override {
49     TargetLoweringObjectFile::Initialize(ctx, TM);
50     TextSection = new NVPTXSection(MCSection::SV_ELF, SectionKind::getText());
51     DataSection = new NVPTXSection(MCSection::SV_ELF, SectionKind::getData());
52     BSSSection = new NVPTXSection(MCSection::SV_ELF, SectionKind::getBSS());
53     ReadOnlySection =
54         new NVPTXSection(MCSection::SV_ELF, SectionKind::getReadOnly());
55 
56     StaticCtorSection =
57         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
58     StaticDtorSection =
59         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
60     LSDASection =
61         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
62     EHFrameSection =
63         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
64     DwarfAbbrevSection =
65         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
66     DwarfInfoSection =
67         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
68     DwarfLineSection =
69         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
70     DwarfFrameSection =
71         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
72     DwarfPubTypesSection =
73         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
74     DwarfDebugInlineSection =
75         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
76     DwarfStrSection =
77         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
78     DwarfLocSection =
79         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
80     DwarfARangesSection =
81         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
82     DwarfRangesSection =
83         new NVPTXSection(MCSection::SV_ELF, SectionKind::getMetadata());
84   }
85 
getSectionForConstant(const DataLayout & DL,SectionKind Kind,const Constant * C)86   MCSection *getSectionForConstant(const DataLayout &DL, SectionKind Kind,
87                                    const Constant *C) const override {
88     return ReadOnlySection;
89   }
90 
getExplicitSectionGlobal(const GlobalValue * GV,SectionKind Kind,Mangler & Mang,const TargetMachine & TM)91   MCSection *getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
92                                       Mangler &Mang,
93                                       const TargetMachine &TM) const override {
94     return DataSection;
95   }
96 
97   MCSection *SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
98                                     Mangler &Mang,
99                                     const TargetMachine &TM) const override;
100 };
101 
102 } // end namespace llvm
103 
104 #endif
105