diff options
| -rw-r--r-- | lld/lib/ReaderWriter/ELF/X86_64/X86_64LinkingContext.h | 1 | ||||
| -rw-r--r-- | lld/test/elf/gottpoff.test | 120 |
2 files changed, 121 insertions, 0 deletions
diff --git a/lld/lib/ReaderWriter/ELF/X86_64/X86_64LinkingContext.h b/lld/lib/ReaderWriter/ELF/X86_64/X86_64LinkingContext.h index 8dd1738..2cc799a 100644 --- a/lld/lib/ReaderWriter/ELF/X86_64/X86_64LinkingContext.h +++ b/lld/lib/ReaderWriter/ELF/X86_64/X86_64LinkingContext.h @@ -49,6 +49,7 @@ public: case llvm::ELF::R_X86_64_COPY: case llvm::ELF::R_X86_64_DTPMOD64: case llvm::ELF::R_X86_64_DTPOFF64: + case llvm::ELF::R_X86_64_TPOFF64: return true; default: return false; diff --git a/lld/test/elf/gottpoff.test b/lld/test/elf/gottpoff.test new file mode 100644 index 0000000..9841ee1 --- /dev/null +++ b/lld/test/elf/gottpoff.test @@ -0,0 +1,120 @@ +# Test that GOTTPOFF reloc generates an outstanding R_X86_64_TPOFF64 +# to be processed at startup time. +# Reference: Ulrich Drepper's "ELF Handling for Thread-Local storage" + +#RUN: yaml2obj -format=elf %s -o %t.o +#RUN: lld -flavor gnu -target x86_64 %t.o -o %t -e=main --defsym=__tls_get_addr=0 +#RUN: llvm-readobj -r %t | FileCheck %s +# +#CHECK: Section (5) .rela.dyn { +#CHECK: 0x401098 R_X86_64_TPOFF64 - 0x0 +#CHECK: } + +--- +FileHeader: + Class: ELFCLASS64 + Data: ELFDATA2LSB + OSABI: ELFOSABI_FREEBSD + Type: ET_REL + Machine: EM_X86_64 +Sections: + - Name: .text + Type: SHT_PROGBITS + Flags: [ SHF_ALLOC, SHF_EXECINSTR ] + AddressAlign: 0x0000000000000010 + Content: E819000000640304250000000064030425000000006403042500000000C3488B0500000000648B00C3488D3D00000000E800000000488D8000000000C3 + - Name: .rela.text + Type: SHT_RELA + Link: .symtab + AddressAlign: 0x0000000000000008 + Info: .text + Relocations: + - Offset: 0x0000000000000009 + Symbol: tls1 + Type: R_X86_64_TPOFF32 + - Offset: 0x0000000000000011 + Symbol: tls0 + Type: R_X86_64_TPOFF32 + - Offset: 0x0000000000000019 + Symbol: tls2 + Type: R_X86_64_TPOFF32 + - Offset: 0x0000000000000021 + Symbol: tls2 + Type: R_X86_64_GOTTPOFF + Addend: -4 + - Offset: 0x000000000000002C + Symbol: tls0 + Type: R_X86_64_TLSLD + Addend: -4 + - Offset: 0x0000000000000031 + Symbol: __tls_get_addr + Type: R_X86_64_PLT32 + Addend: -4 + - Offset: 0x0000000000000038 + Symbol: tls0 + Type: R_X86_64_DTPOFF32 + - Name: .data + Type: SHT_PROGBITS + Flags: [ SHF_WRITE, SHF_ALLOC ] + AddressAlign: 0x0000000000000004 + Content: '' + - Name: .bss + Type: SHT_NOBITS + Flags: [ SHF_WRITE, SHF_ALLOC ] + AddressAlign: 0x0000000000000004 + Content: '' + - Name: .tbss + Type: SHT_NOBITS + Flags: [ SHF_WRITE, SHF_ALLOC, SHF_TLS ] + AddressAlign: 0x0000000000000004 + Content: '01000000002E7265' + - Name: .tdata + Type: SHT_PROGBITS + Flags: [ SHF_WRITE, SHF_ALLOC, SHF_TLS ] + AddressAlign: 0x0000000000000004 + Content: '01000000' +Symbols: + Local: + - Name: .text + Type: STT_SECTION + Section: .text + - Name: .data + Type: STT_SECTION + Section: .data + - Name: .bss + Type: STT_SECTION + Section: .bss + - Name: .tbss + Type: STT_SECTION + Section: .tbss + - Name: .tdata + Type: STT_SECTION + Section: .tdata + Global: + - Name: GOTTPOFF + Type: STT_FUNC + Section: .text + Value: 0x000000000000001E + - Name: TLSLD + Type: STT_FUNC + Section: .text + Value: 0x0000000000000029 + - Name: main + Type: STT_FUNC + Section: .text + - Name: tls0 + Type: STT_TLS + Section: .tbss + Size: 0x0000000000000004 + - Name: tls1 + Type: STT_TLS + Section: .tbss + Value: 0x0000000000000004 + Size: 0x0000000000000004 + - Name: tls2 + Type: STT_TLS + Section: .tdata + Size: 0x0000000000000004 + - Name: _GLOBAL_OFFSET_TABLE_ + - Name: __tls_get_addr +... |