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https://github.com/c64scene-ar/llvm-6502.git
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For llvm-objdump, dump the (__OBJC,__protocol) section for Objc1 32-bit Mach-O files
with the -section option as objc_protocol_t structs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235141 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby
parent
1d30e3faf2
commit
4906c57876
@ -4,6 +4,7 @@
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# RUN: llvm-objdump -m -objc-meta-data %p/Inputs/Objc2.32bit.obj.macho-i386 | FileCheck %s -check-prefix=OBJC2_32BIT_OBJ
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# RUN: llvm-objdump -m -objc-meta-data %p/Inputs/Objc1.32bit.exe.macho-i386 | FileCheck %s -check-prefix=OBJC1_32BIT_EXE
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# RUN: llvm-objdump -m -objc-meta-data %p/Inputs/Objc1.32bit.obj.macho-i386 | FileCheck %s -check-prefix=OBJC1_32BIT_OBJ
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# RUN: llvm-objdump -m -section __OBJC,__protocol %p/Inputs/Objc1.32bit.exe.macho-i386 | FileCheck %s -check-prefix=PROTOCOL
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OBJC2_64BIT_EXE: Contents of (__DATA,__objc_classlist) section
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OBJC2_64BIT_EXE: 0000000100002028 0x1000029f0
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@ -898,3 +899,141 @@ OBJC1_32BIT_OBJ: protocols 0x00000000 (not in an __OBJC section)
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OBJC1_32BIT_OBJ: Contents of (__OBJC,__image_info) section
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OBJC1_32BIT_OBJ: version 0
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OBJC1_32BIT_OBJ: flags 0x0 RR
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PROTOCOL: Contents of (__OBJC,__protocol) section
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PROTOCOL: Protocol 0x437c
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PROTOCOL: isa 0x00003120
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PROTOCOL: protocol_name 0x000025af NSObject
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PROTOCOL: protocol_list 0x00000000 (not in an __OBJC section)
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PROTOCOL: instance_methods 0x00004290
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PROTOCOL: count 19
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PROTOCOL: list[0]
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PROTOCOL: name 0x00002de9 isEqual:
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PROTOCOL: types 0x000026e7 c12@0:4@8
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PROTOCOL: list[1]
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PROTOCOL: name 0x00002df2 class
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PROTOCOL: types 0x00002df8 #8@0:4
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PROTOCOL: list[2]
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PROTOCOL: name 0x00002dff self
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: list[3]
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PROTOCOL: name 0x00002e0b performSelector:
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PROTOCOL: types 0x00002e1c @12@0:4:8
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PROTOCOL: list[4]
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PROTOCOL: name 0x00002e26 performSelector:withObject:
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PROTOCOL: types 0x00002e42 @16@0:4:8@12
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PROTOCOL: list[5]
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PROTOCOL: name 0x00002e4f performSelector:withObject:withObject:
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PROTOCOL: types 0x00002e76 @20@0:4:8@12@16
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PROTOCOL: list[6]
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PROTOCOL: name 0x00002e86 isProxy
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PROTOCOL: types 0x00002e8e c8@0:4
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PROTOCOL: list[7]
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PROTOCOL: name 0x00002e95 isKindOfClass:
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PROTOCOL: types 0x00002ea4 c12@0:4#8
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PROTOCOL: list[8]
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PROTOCOL: name 0x00002eae isMemberOfClass:
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PROTOCOL: types 0x00002ea4 c12@0:4#8
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PROTOCOL: list[9]
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PROTOCOL: name 0x00002ebf conformsToProtocol:
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PROTOCOL: types 0x000026e7 c12@0:4@8
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PROTOCOL: list[10]
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PROTOCOL: name 0x00002ee7 respondsToSelector:
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PROTOCOL: types 0x00002efb c12@0:4:8
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PROTOCOL: list[11]
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PROTOCOL: name 0x00002f05 retain
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: list[12]
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PROTOCOL: name 0x00002f0c release
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PROTOCOL: types 0x00002f14 Vv8@0:4
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PROTOCOL: list[13]
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PROTOCOL: name 0x00002f1c autorelease
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: list[14]
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PROTOCOL: name 0x00002f28 retainCount
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PROTOCOL: types 0x00002f34 I8@0:4
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PROTOCOL: list[15]
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PROTOCOL: name 0x00002f3b zone
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PROTOCOL: types 0x00002f40 ^{_NSZone=}8@0:4
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PROTOCOL: list[16]
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PROTOCOL: name 0x00002f51 hash
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PROTOCOL: types 0x00002f34 I8@0:4
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PROTOCOL: list[17]
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PROTOCOL: name 0x00002f56 superclass
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PROTOCOL: types 0x00002df8 #8@0:4
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PROTOCOL: list[18]
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PROTOCOL: name 0x00002f61 description
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: class_methods 0x00000000 (not in an __OBJC section)
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PROTOCOL: Protocol 0x4390
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PROTOCOL: isa 0x000030b0
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PROTOCOL: protocol_name 0x00002dd3 NSApplicationDelegate
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PROTOCOL: protocol_list 0x000043a4
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PROTOCOL: next 0x00000000
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PROTOCOL: count 1
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PROTOCOL: list[0] 0x0000437c
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PROTOCOL: isa 0x00003120
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PROTOCOL: protocol_name 0x000025af NSObject
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PROTOCOL: protocol_list 0x00000000 (not in an __OBJC section)
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PROTOCOL: instance_methods 0x00004290
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PROTOCOL: count 19
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PROTOCOL: list[0]
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PROTOCOL: name 0x00002de9 isEqual:
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PROTOCOL: types 0x000026e7 c12@0:4@8
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PROTOCOL: list[1]
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PROTOCOL: name 0x00002df2 class
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PROTOCOL: types 0x00002df8 #8@0:4
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PROTOCOL: list[2]
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PROTOCOL: name 0x00002dff self
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: list[3]
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PROTOCOL: name 0x00002e0b performSelector:
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PROTOCOL: types 0x00002e1c @12@0:4:8
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PROTOCOL: list[4]
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PROTOCOL: name 0x00002e26 performSelector:withObject:
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PROTOCOL: types 0x00002e42 @16@0:4:8@12
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PROTOCOL: list[5]
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PROTOCOL: name 0x00002e4f performSelector:withObject:withObject:
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PROTOCOL: types 0x00002e76 @20@0:4:8@12@16
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PROTOCOL: list[6]
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PROTOCOL: name 0x00002e86 isProxy
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PROTOCOL: types 0x00002e8e c8@0:4
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PROTOCOL: list[7]
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PROTOCOL: name 0x00002e95 isKindOfClass:
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PROTOCOL: types 0x00002ea4 c12@0:4#8
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PROTOCOL: list[8]
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PROTOCOL: name 0x00002eae isMemberOfClass:
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PROTOCOL: types 0x00002ea4 c12@0:4#8
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PROTOCOL: list[9]
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PROTOCOL: name 0x00002ebf conformsToProtocol:
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PROTOCOL: types 0x000026e7 c12@0:4@8
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PROTOCOL: list[10]
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PROTOCOL: name 0x00002ee7 respondsToSelector:
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PROTOCOL: types 0x00002efb c12@0:4:8
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PROTOCOL: list[11]
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PROTOCOL: name 0x00002f05 retain
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: list[12]
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PROTOCOL: name 0x00002f0c release
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PROTOCOL: types 0x00002f14 Vv8@0:4
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PROTOCOL: list[13]
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PROTOCOL: name 0x00002f1c autorelease
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: list[14]
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PROTOCOL: name 0x00002f28 retainCount
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PROTOCOL: types 0x00002f34 I8@0:4
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PROTOCOL: list[15]
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PROTOCOL: name 0x00002f3b zone
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PROTOCOL: types 0x00002f40 ^{_NSZone=}8@0:4
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PROTOCOL: list[16]
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PROTOCOL: name 0x00002f51 hash
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PROTOCOL: types 0x00002f34 I8@0:4
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PROTOCOL: list[17]
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PROTOCOL: name 0x00002f56 superclass
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PROTOCOL: types 0x00002df8 #8@0:4
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PROTOCOL: list[18]
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PROTOCOL: name 0x00002f61 description
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PROTOCOL: types 0x00002e04 @8@0:4
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PROTOCOL: class_methods 0x00000000 (not in an __OBJC section)
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PROTOCOL: instance_methods 0x00000000 (not in an __OBJC section)
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PROTOCOL: class_methods 0x00000000 (not in an __OBJC section)
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@ -1025,6 +1025,8 @@ static void DumpRawSectionContents(MachOObjectFile *O, const char *sect,
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static void DisassembleMachO(StringRef Filename, MachOObjectFile *MachOOF,
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StringRef DisSegName, StringRef DisSectName);
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static void DumpProtocolSection(MachOObjectFile *O, const char *sect,
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uint32_t size, uint32_t addr);
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static void DumpSectionContents(StringRef Filename, MachOObjectFile *O,
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bool verbose) {
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@ -1087,6 +1089,10 @@ static void DumpSectionContents(StringRef Filename, MachOObjectFile *O,
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outs() << sect;
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continue;
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}
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if (SegName == "__OBJC" && SectName == "__protocol") {
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DumpProtocolSection(O, sect, sect_size, sect_addr);
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continue;
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}
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switch (section_type) {
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case MachO::S_REGULAR:
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DumpRawSectionContents(O, sect, sect_size, sect_addr);
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@ -5545,6 +5551,52 @@ static bool printObjc1_32bit_MetaData(MachOObjectFile *O, bool verbose) {
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return true;
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}
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static void DumpProtocolSection(MachOObjectFile *O, const char *sect,
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uint32_t size, uint32_t addr) {
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SymbolAddressMap AddrMap;
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CreateSymbolAddressMap(O, &AddrMap);
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std::vector<SectionRef> Sections;
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for (const SectionRef &Section : O->sections()) {
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StringRef SectName;
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Section.getName(SectName);
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Sections.push_back(Section);
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}
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struct DisassembleInfo info;
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// Set up the block of info used by the Symbolizer call backs.
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info.verbose = true;
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info.O = O;
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info.AddrMap = &AddrMap;
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info.Sections = &Sections;
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info.class_name = nullptr;
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info.selector_name = nullptr;
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info.method = nullptr;
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info.demangled_name = nullptr;
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info.bindtable = nullptr;
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info.adrp_addr = 0;
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info.adrp_inst = 0;
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const char *p;
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struct objc_protocol_t protocol;
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uint32_t left, paddr;
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for (p = sect; p < sect + size; p += sizeof(struct objc_protocol_t)) {
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memset(&protocol, '\0', sizeof(struct objc_protocol_t));
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left = size - (p - sect);
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if (left < sizeof(struct objc_protocol_t)) {
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outs() << "Protocol extends past end of __protocol section\n";
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memcpy(&protocol, p, left);
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} else
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memcpy(&protocol, p, sizeof(struct objc_protocol_t));
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if (O->isLittleEndian() != sys::IsLittleEndianHost)
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swapStruct(protocol);
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paddr = addr + (p - sect);
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outs() << "Protocol " << format("0x%" PRIx32, paddr);
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if (print_protocol(paddr, 0, &info))
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outs() << "(not in an __OBJC section)\n";
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}
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}
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static void printObjcMetaData(MachOObjectFile *O, bool verbose) {
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if (O->is64Bit())
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printObjc2_64bit_MetaData(O, verbose);
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