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Add printing the LC_ROUTINES load commands with llvm-objdump’s -private-headers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224627 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby 2014-12-19 22:25:22 +00:00
parent 0f85d54670
commit 5ebdee51db
6 changed files with 94 additions and 0 deletions
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4
include/llvm/Object/MachO.h
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@ -376,6 +376,10 @@ public:
getSubLibraryCommand(const LoadCommandInfo &L) const;
MachO::sub_client_command
getSubClientCommand(const LoadCommandInfo &L) const;
MachO::routines_command
getRoutinesCommand(const LoadCommandInfo &L) const;
MachO::routines_command_64
getRoutinesCommand64(const LoadCommandInfo &L) const;
MachO::any_relocation_info getRelocation(DataRefImpl Rel) const;
MachO::data_in_code_entry getDice(DataRefImpl Rel) const;

26
include/llvm/Support/MachO.h
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@ -1131,6 +1131,32 @@ namespace llvm {
sys::swapByteOrder(s.client);
}
inline void swapStruct(routines_command &r) {
sys::swapByteOrder(r.cmd);
sys::swapByteOrder(r.cmdsize);
sys::swapByteOrder(r.init_address);
sys::swapByteOrder(r.init_module);
sys::swapByteOrder(r.reserved1);
sys::swapByteOrder(r.reserved2);
sys::swapByteOrder(r.reserved3);
sys::swapByteOrder(r.reserved4);
sys::swapByteOrder(r.reserved5);
sys::swapByteOrder(r.reserved6);
}
inline void swapStruct(routines_command_64 &r) {
sys::swapByteOrder(r.cmd);
sys::swapByteOrder(r.cmdsize);
sys::swapByteOrder(r.init_address);
sys::swapByteOrder(r.init_module);
sys::swapByteOrder(r.reserved1);
sys::swapByteOrder(r.reserved2);
sys::swapByteOrder(r.reserved3);
sys::swapByteOrder(r.reserved4);
sys::swapByteOrder(r.reserved5);
sys::swapByteOrder(r.reserved6);
}
inline void swapStruct(dylinker_command &d) {
sys::swapByteOrder(d.cmd);
sys::swapByteOrder(d.cmdsize);

10
lib/Object/MachOObjectFile.cpp
View File

@ -2332,6 +2332,16 @@ MachOObjectFile::getSubClientCommand(const LoadCommandInfo &L) const {
return getStruct<MachO::sub_client_command>(this, L.Ptr);
}
MachO::routines_command
MachOObjectFile::getRoutinesCommand(const LoadCommandInfo &L) const {
return getStruct<MachO::routines_command>(this, L.Ptr);
}
MachO::routines_command_64
MachOObjectFile::getRoutinesCommand64(const LoadCommandInfo &L) const {
return getStruct<MachO::routines_command_64>(this, L.Ptr);
}
MachO::any_relocation_info
MachOObjectFile::getRelocation(DataRefImpl Rel) const {
DataRefImpl Sec;

BIN
test/tools/llvm-objdump/X86/Inputs/dylibRoutines.macho-x86_64 Executable file
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Binary file not shown.

14
test/tools/llvm-objdump/X86/macho-private-headers.test
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@ -13,6 +13,8 @@
// RUN: | FileCheck %s -check-prefix=SUB_LIB
// RUN: llvm-objdump -p %p/Inputs/dylibSubClient.macho-x86_64 \
// RUN: | FileCheck %s -check-prefix=SUB_CLI
// RUN: llvm-objdump -p %p/Inputs/dylibRoutines.macho-x86_64 \
// RUN: | FileCheck %s -check-prefix=ROUTINE
CHECK: Mach header
CHECK: magic cputype cpusubtype caps filetype ncmds sizeofcmds flags
@ -407,3 +409,15 @@ SUB_CLI: Load command 10
SUB_CLI: cmd LC_SUB_CLIENT
SUB_CLI: cmdsize 16
SUB_CLI: client bar (offset 12)
ROUTINE: Load command 6
ROUTINE: cmd LC_ROUTINES_64
ROUTINE: cmdsize 72
ROUTINE: init_address 0x0000000000000f80
ROUTINE: init_module 0
ROUTINE: reserved1 0
ROUTINE: reserved2 0
ROUTINE: reserved3 0
ROUTINE: reserved4 0
ROUTINE: reserved5 0
ROUTINE: reserved6 0

40
tools/llvm-objdump/MachODump.cpp
View File

@ -3738,6 +3738,40 @@ static void PrintSubClientCommand(MachO::sub_client_command sub,
}
}
static void PrintRoutinesCommand(MachO::routines_command r) {
outs() << " cmd LC_ROUTINES\n";
outs() << " cmdsize " << r.cmdsize;
if (r.cmdsize != sizeof(struct MachO::routines_command))
outs() << " Incorrect size\n";
else
outs() << "\n";
outs() << " init_address " << format("0x%08" PRIx32, r.init_address) << "\n";
outs() << " init_module " << r.init_module << "\n";
outs() << " reserved1 " << r.reserved1 << "\n";
outs() << " reserved2 " << r.reserved2 << "\n";
outs() << " reserved3 " << r.reserved3 << "\n";
outs() << " reserved4 " << r.reserved4 << "\n";
outs() << " reserved5 " << r.reserved5 << "\n";
outs() << " reserved6 " << r.reserved6 << "\n";
}
static void PrintRoutinesCommand64(MachO::routines_command_64 r) {
outs() << " cmd LC_ROUTINES_64\n";
outs() << " cmdsize " << r.cmdsize;
if (r.cmdsize != sizeof(struct MachO::routines_command_64))
outs() << " Incorrect size\n";
else
outs() << "\n";
outs() << " init_address " << format("0x%016" PRIx64, r.init_address) << "\n";
outs() << " init_module " << r.init_module << "\n";
outs() << " reserved1 " << r.reserved1 << "\n";
outs() << " reserved2 " << r.reserved2 << "\n";
outs() << " reserved3 " << r.reserved3 << "\n";
outs() << " reserved4 " << r.reserved4 << "\n";
outs() << " reserved5 " << r.reserved5 << "\n";
outs() << " reserved6 " << r.reserved6 << "\n";
}
static void PrintDylibCommand(MachO::dylib_command dl, const char *Ptr) {
if (dl.cmd == MachO::LC_ID_DYLIB)
outs() << " cmd LC_ID_DYLIB\n";
@ -3906,6 +3940,12 @@ static void PrintLoadCommands(const MachOObjectFile *Obj, uint32_t ncmds,
} else if (Command.C.cmd == MachO::LC_SUB_CLIENT) {
MachO::sub_client_command Sc = Obj->getSubClientCommand(Command);
PrintSubClientCommand(Sc, Command.Ptr);
} else if (Command.C.cmd == MachO::LC_ROUTINES) {
MachO::routines_command Rc = Obj->getRoutinesCommand(Command);
PrintRoutinesCommand(Rc);
} else if (Command.C.cmd == MachO::LC_ROUTINES_64) {
MachO::routines_command_64 Rc = Obj->getRoutinesCommand64(Command);
PrintRoutinesCommand64(Rc);
} else if (Command.C.cmd == MachO::LC_LOAD_DYLIB ||
Command.C.cmd == MachO::LC_ID_DYLIB ||
Command.C.cmd == MachO::LC_LOAD_WEAK_DYLIB ||