gem5  v22.0.0.2
object_file.hh
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40 
41 #ifndef __BASE_LOADER_OBJECT_FILE_HH__
42 #define __BASE_LOADER_OBJECT_FILE_HH__
43 
44 #include <string>
45 
46 #include "base/compiler.hh"
50 #include "base/loader/symtab.hh"
51 #include "base/logging.hh"
52 #include "base/types.hh"
53 #include "enums/ByteOrder.hh"
54 
55 namespace gem5
56 {
57 
58 GEM5_DEPRECATED_NAMESPACE(Loader, loader);
59 namespace loader
60 {
61 
62 enum Arch
63 {
71  Arm,
77 };
78 
79 const char *archToString(Arch arch);
80 
81 enum OpSys
82 {
91 };
92 
93 const char *opSysToString(OpSys op_sys);
94 
95 class SymbolTable;
96 
97 class ObjectFile : public ImageFile
98 {
99  protected:
102  ByteOrder byteOrder = ByteOrder::little;
103 
105 
107 
108  public:
109  virtual ~ObjectFile() {};
110 
111  virtual ObjectFile *getInterpreter() const { return nullptr; }
112  virtual bool relocatable() const { return false; }
113  virtual Addr
114  mapSize() const
115  {
116  panic("mapSize() should only be called on relocatable objects\n");
117  }
118  virtual void
119  updateBias(Addr bias_addr)
120  {
121  panic("updateBias() should only be called on relocatable objects\n");
122  }
123  virtual Addr bias() const { return 0; }
124 
125  virtual bool hasTLS() { return false; }
126 
127  Arch getArch() const { return arch; }
128  OpSys getOpSys() const { return opSys; }
129  ByteOrder getByteOrder() const { return byteOrder; }
130 
131  const SymbolTable &symtab() const { return _symtab; }
132 
133  protected:
134  Addr entry = 0;
135 
136  public:
137  Addr entryPoint() const { return entry; }
138 };
139 
141 {
142  protected:
144 
145  public:
146  ObjectFileFormat(const ObjectFileFormat &) = delete;
147  void operator=(const ObjectFileFormat &) = delete;
148 
149  virtual ObjectFile *load(ImageFileDataPtr data) = 0;
150 };
151 
152 ObjectFile *createObjectFile(const std::string &fname, bool raw=false);
153 
155 bool
156 archIs64Bit(const Arch arch);
157 
158 } // namespace loader
159 } // namespace gem5
160 
161 #endif // __BASE_LOADER_OBJECT_FILE_HH__
gem5::loader::ObjectFile::getByteOrder
ByteOrder getByteOrder() const
Definition: object_file.hh:129
gem5::loader::LinuxPower64ABIv1
@ LinuxPower64ABIv1
Definition: object_file.hh:88
gem5::loader::ObjectFile
Definition: object_file.hh:97
gem5::loader::ObjectFile::ObjectFile
ObjectFile(ImageFileDataPtr ifd)
Definition: object_file.cc:55
gem5::loader::ObjectFile::updateBias
virtual void updateBias(Addr bias_addr)
Definition: object_file.hh:119
data
const char data[]
Definition: circlebuf.test.cc:48
gem5::loader::ObjectFile::entryPoint
Addr entryPoint() const
Definition: object_file.hh:137
gem5::loader::ObjectFile::hasTLS
virtual bool hasTLS()
Definition: object_file.hh:125
gem5::loader::ObjectFile::getInterpreter
virtual ObjectFile * getInterpreter() const
Definition: object_file.hh:111
gem5::loader::SPARC64
@ SPARC64
Definition: object_file.hh:65
gem5::loader::X86_64
@ X86_64
Definition: object_file.hh:68
gem5::loader::ObjectFileFormat::load
virtual ObjectFile * load(ImageFileDataPtr data)=0
gem5::loader::Solaris
@ Solaris
Definition: object_file.hh:86
gem5::loader::SymbolTable
Definition: symtab.hh:65
gem5::loader::ObjectFile::entry
Addr entry
Definition: object_file.hh:134
gem5::loader::opSysToString
const char * opSysToString(OpSys op_sys)
Definition: object_file.cc:93
gem5::loader::ObjectFile::symtab
const SymbolTable & symtab() const
Definition: object_file.hh:131
image_file_data.hh
gem5::loader::Arm64
@ Arm64
Definition: object_file.hh:70
gem5::loader::UnknownOpSys
@ UnknownOpSys
Definition: object_file.hh:83
gem5::FreeBSD
This class encapsulates the types, structures, constants, functions, and syscall-number mappings spec...
Definition: freebsd.hh:64
gem5::loader::Power
@ Power
Definition: object_file.hh:73
gem5::loader::ObjectFile::arch
Arch arch
Definition: object_file.hh:100
gem5::loader::ObjectFileFormat::operator=
void operator=(const ObjectFileFormat &)=delete
gem5::loader::ObjectFile::mapSize
virtual Addr mapSize() const
Definition: object_file.hh:114
gem5::loader::Mips
@ Mips
Definition: object_file.hh:67
gem5::loader::Power64
@ Power64
Definition: object_file.hh:74
gem5::loader::ObjectFile::bias
virtual Addr bias() const
Definition: object_file.hh:123
gem5::loader::Arch
Arch
Definition: object_file.hh:62
gem5::loader::archToString
const char * archToString(Arch arch)
Definition: object_file.cc:58
gem5::loader::ObjectFile::byteOrder
ByteOrder byteOrder
Definition: object_file.hh:102
gem5::loader::ObjectFile::getArch
Arch getArch() const
Definition: object_file.hh:127
compiler.hh
gem5::loader::Riscv32
@ Riscv32
Definition: object_file.hh:76
gem5::loader::ObjectFile::opSys
OpSys opSys
Definition: object_file.hh:101
gem5::loader::ObjectFile::getOpSys
OpSys getOpSys() const
Definition: object_file.hh:128
gem5::loader::Tru64
@ Tru64
Definition: object_file.hh:84
gem5::Addr
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition: types.hh:147
gem5::GEM5_DEPRECATED_NAMESPACE
GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi)
gem5::loader::LinuxPower64ABIv2
@ LinuxPower64ABIv2
Definition: object_file.hh:89
gem5::loader::createObjectFile
ObjectFile * createObjectFile(const std::string &fname, bool raw)
Definition: object_file.cc:135
gem5::loader::archIs64Bit
bool archIs64Bit(const loader::Arch arch)
Determine whether the loader::Arch is 64-bit or 32-bit.
Definition: object_file.cc:152
gem5::loader::Thumb
@ Thumb
Definition: object_file.hh:72
gem5::loader::ObjectFileFormat
Definition: object_file.hh:140
gem5::loader::UnknownArch
@ UnknownArch
Definition: object_file.hh:64
gem5::loader::SPARC32
@ SPARC32
Definition: object_file.hh:66
gem5::loader::ObjectFile::_symtab
SymbolTable _symtab
Definition: object_file.hh:104
types.hh
gem5::loader::ObjectFile::~ObjectFile
virtual ~ObjectFile()
Definition: object_file.hh:109
gem5::loader::ImageFileDataPtr
std::shared_ptr< ImageFileData > ImageFileDataPtr
Definition: image_file_data.hh:61
gem5::loader::OpSys
OpSys
Definition: object_file.hh:81
logging.hh
gem5::loader::ObjectFileFormat::ObjectFileFormat
ObjectFileFormat()
Definition: object_file.cc:129
gem5::loader::I386
@ I386
Definition: object_file.hh:69
gem5::loader::LinuxArmOABI
@ LinuxArmOABI
Definition: object_file.hh:87
symtab.hh
gem5::loader::ObjectFile::relocatable
virtual bool relocatable() const
Definition: object_file.hh:112
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: gpu_translation_state.hh:37
gem5::loader::Arm
@ Arm
Definition: object_file.hh:71
memory_image.hh
gem5::loader::Riscv64
@ Riscv64
Definition: object_file.hh:75
gem5::loader::Linux
@ Linux
Definition: object_file.hh:85
gem5::loader::ImageFile
Definition: image_file.hh:46
panic
#define panic(...)
This implements a cprintf based panic() function.
Definition: logging.hh:178
image_file.hh

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