我想解析lld映射文件。是否有解释或文件?我查看了clang文档和lld文档,但没有找到有用的信息。这是我的地图文件的一个例子
VMA LMA Size Align Out In Symbol
2002a8 2002a8 1d 1 .interp
2002a8 2002a8 1d 1 <internal>:(.interp)
2002c8 2002c8 20 4 .note.ABI-tag
2002c8 2002c8 20 4 /opt/tiger/typhoon-blade/gccs/x86_64-x86_64-gcc-830/sysroot/usr/lib/../lib64/crt1.o:(.note.ABI-tag)
2002e8 2002e8 24c0 8 .dynsym
2002e8 2002e8 24c0 8 <internal>:(.dynsym)
2027a8 2027a8 310 2 .gnu.version
2027a8 2027a8 310 2 <internal>:(.gnu.version)
202ab8 202ab8 170 4 .gnu.version_r
202ab8 202ab8 170 4 <internal>:(.gnu.version_r)
202c28 202c28 24 8 .gnu.hash
202c28 202c28 24 8 <internal>:(.gnu.hash)
202c4c 202c4c c48 4 .hash
202c4c 202c4c c48 4 <internal>:(.hash)
203894 203894 2c20 1 .dynstr
203894 203894 2c20 1 <internal>:(.dynstr)
2064b8 2064b8 9d50 8 .rela.dyn
2064b8 2064b8 9d50 8 <internal>:(.rela.dyn)
210208 210208 21f0 8 .rela.plt
210208 210208 21f0 8 <internal>:(.rela.plt)
212400 212400 b7b7 16 .rodata
212400 212400 8 4 <internal>:(.rodata)
212410 212410 262 16 build64_release/version.cpp.o:(.rodata)
212410 212410 4 1 kSvnInfoCount
212420 212420 1e5 1 kSvnInfo
212605 212605 e 1 kMainInfo
212613 212613 8 1 kBuildType
212620 212620 19 1 kBuildTime
212640 212640 10 1 kBuilderName
212650 212650 d 1 kHostName
212660 212660 11 1 kCompiler
212671 212671 1 1 kScmVersion
212680 212680 80 16 <internal>:(.rodata)
212700 212700 4bea 1 <internal>:(.rodata)
2172ec 2172ec 18 4 build64_release/cpputil/json/libjson.a(json_params.cpp.o):(.rodata._ZNK9rapidjson12GenericValueINS_4UTF8IcEENS_12CrtAllocatorEE6AcceptINS_6WriterINS_19GenericStringBufferIS2_S3_EES2_S2_S3_EEEEbRT_)
217304 217304 18 4 build64_release/cpputil/json/libjson.a(json_params.cpp.o):(.rodata._ZNK9rapidjson12GenericValueINS_4UTF8IcEENS_12CrtAllocatorEE6AcceptINS_12PrettyWriterINS_15FileWriteStreamES2_S2_S3_EEEEbRT_)
21731c 21731c 84 4 build64_release/cpputil/json/libjson.a(json_params.cpp.o):(.rodata._ZN9rapidjson13GenericReaderINS_4UTF8IcEES2_NS_12CrtAllocatorEE10ParseValueILj0ENS_19GenericStringStreamIS2_EENS_19GenericDocumentLiteIS2_S3_S3_EEEEvRT0_RT1_)
这个源文件的标题有一个模糊的格式轮廓,这是我最好的:
https://github.com/llvm/llvm-project/blob/main/lld/COFF/MapFile.cpp
它描述的格式与link.exe相同。这里描述了其中的一些:
https://www.codeproject.com/Articles/3472/Finding-Crash-Information-Using-the-MAP-File
我希望我能提供更多的帮助,因为我也需要更多的信息。