mirror of
https://sourceware.org/git/binutils-gdb.git
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8c37241be3
* elflink.c (elf_bfd_final_link): Don't output STT_SECTION symbol into .dynsym if elf_section_data (sec)->dynindx <= 0. Adjust counting of last_local. (_bfd_elf_link_renumber_dynsyms): Don't assign dynindx to sections other than SHT_PROGBITS/SHT_NOBITS and neither for .got/.got.plt/.plt created by the linker nor !SHF_ALLOC. * elf32-i386.c (elf_i386_finish_dynamic_sections): Point DT_PLTGOT to the start of the .got.plt section instead of the .got output section. Set sh_entsize for .got section in addition to .got.plt. (elf_i386_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_ is at sgot->output_section->vma. * elf64-x86-64.c (elf64_x86_64_finish_dynamic_sections): Point DT_PLTGOT to the start of the .got.plt section instead of the .got output section. (elf64_x86_64_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_ is at sgot->output_section->vma. Set sh_entsize for .got section in addition to .got.plt. * elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_RELRO. (bfd_section_from_phdr): Likewise. (map_sections_to_segments): Likewise. (assign_file_positions_for_segments): Likewise. (get_program_header_size): Likewise. * elflink.c (bfd_elf_size_dynamic_sections): Set elf_tdata (output_bfd)->relro from info->relro. * elf-bfd.h (struct elf_obj_tdata): Add relro field. include/ * bfdlink.h (struct bfd_link_info): Add relro, relro_start and relro_end fields. * elf/common.h (PT_GNU_EH_FRAME, PT_GNU_STACK): Add comments. (PT_GNU_RELRO): Define. binutils/ * readelf.c (get_segment_type): Handle PT_GNU_RELRO. ld/ * genscripts.sh: Generate -z combreloc -z now -z relro scripts for binaries, -shared and -pie. * emulparams/elf_i386.sh (SEPARATE_GOTPLT): Set. * emulparams/elf_x86_64.sh (SEPARATE_GOTPLT): Set. * emulparams/elf32ppc.sh (OTHER_READWRITE_SECTIONS): Rename to... (OTHER_RELRO_SECTIONS): ... this. * ldlex.l (DATA_SEGMENT_RELRO_END): Add. * emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Handle -z relro and -z norelro. (gld${EMULATION_NAME}_list_options): Add it to usage. (gld${EMULATION_NAME}_get_script): Return -z combreloc -z now -z relro scripts when appropriate. * scripttempl/elf.sc: Unset SEPARATE_GOTPLT if RELRO_NOW is set. Create separate .got.plt section if SEPARATE_GOTPLT. Move sections which are only written during relocation handling to the beginning of RW segment. If NO_SMALL_DATA, move .got before .data. Add DATA_SEGMENT_RELRO_END directive. Include OTHER_RELRO_SECTIONS. * ldgram.y (DATA_SEGMENT_RELRO_END): Add. * ldexp.c (exp_print_token): Handle DATA_SEGMENT_RELRO_END. (fold_unary): Likewise. (fold_binary): Handle -z relro. * ldexp.h (struct exp_data_seg): Add exp_dataseg_relro_seen and exp_dataseg_relro_adjust phases. Add relro_end field. * ldmain.c (main): Initialize link_info.relro to FALSE. * ldlang.c (lang_size_sections): Handle -z relro. ld/testsuite/ * ld-i386/tlspic.rd: Adjust for section reordering changes and removal of unneeded STT_SECTION symbols from .dynsym. * ld-i386/tlspic.dd: Likewise. * ld-i386/tlspic.sd: Likewise. * ld-i386/tlsbin.rd: Likewise. * ld-i386/tlsbinpic.s: Likewise. * ld-i386/tlsbin.dd: Likewise. * ld-i386/tlsbin.sd: Likewise. * ld-i386/tlsnopic.rd: Likewise. * ld-i386/tlsnopic1.s: Likewise. * ld-i386/combreloc.d: Likewise. * ld-i386/tlsnopic.dd: Likewise. * ld-i386/tlsnopic.sd: Likewise. * ld-x86-64/tlspic.rd: Likewise. * ld-x86-64/tlspic.dd: Likewise. * ld-x86-64/tlsbin.dd: Likewise. * ld-x86-64/tlspic.sd: Likewise. * ld-x86-64/tlsbin.sd: Likewise. * ld-x86-64/tlspic.td: Likewise. * ld-x86-64/tlsbin.td: Likewise. * ld-x86-64/tlsbin.rd: Likewise. * ld-s390/tlspic1.s: Likewise. * ld-s390/tlsbinpic.s: Likewise. * ld-s390/tlspic.rd: Likewise. * ld-s390/tlsbin.rd: Likewise. * ld-s390/tlspic.dd: Likewise. * ld-s390/tlsbin.dd: Likewise. * ld-s390/tlsbin.sd: Likewise. * ld-s390/tlsbin.td: Likewise. * ld-s390/tlspic.sd: Likewise. * ld-s390/tlspic.td: Likewise. * ld-s390/tlspic1_64.s: Likewise. * ld-s390/tlsbinpic_64.s: Likewise. * ld-s390/tlspic_64.rd: Likewise. * ld-s390/tlsbin_64.rd: Likewise. * ld-s390/tlspic_64.dd: Likewise. * ld-s390/tlsbin_64.dd: Likewise. * ld-s390/tlspic_64.sd: Likewise. * ld-s390/tlspic_64.td: Likewise. * ld-s390/tlsbin_64.td: Likewise. * ld-s390/tlsbin_64.sd: Likewise. * ld-powerpc/tlsexe32.r: Likewise. * ld-powerpc/tlsso32.r: Likewise. * ld-powerpc/tlsso32.d: Likewise. * ld-powerpc/tlsso32.g: Likewise. * ld-powerpc/tlsso32.t: Likewise. * ld-powerpc/tlsexe.r: Likewise. * ld-powerpc/tlsso.r: Likewise. * ld-powerpc/tlsso.g: Likewise. * ld-powerpc/tlsexetoc.r: Likewise. * ld-powerpc/tlstocso.r: Likewise. * ld-powerpc/tlstocso.g: Likewise. * ld-ia64/tlspic.rd: Likewise. * ld-ia64/tlspic.dd: Likewise. * ld-ia64/tlspic.sd: Likewise. * ld-ia64/tlspic.td: Likewise. * ld-ia64/tlsbin.rd: Likewise. * ld-ia64/tlsbin.sd: Likewise. * ld-ia64/tlsbin.td: Likewise. * ld-elfvsb/elfvsb.exp: XFAIL non-PIC load offset tests on s390x. * ld-shared/shared.exp: Likewise.
133 lines
4.7 KiB
R
133 lines
4.7 KiB
R
#source: tlsnopic1.s
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#source: tlsnopic2.s
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#as: --32
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#ld: -shared -melf_i386
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#readelf: -Ssrl
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#target: i?86-*-*
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There are 16 section headers, starting at offset 0x[0-9a-f]+:
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Section Headers:
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\[Nr\] Name +Type +Addr +Off +Size +ES Flg Lk Inf Al
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\[ 0\] +NULL +0+ 0+ 0+ 0+ +0 +0 +0
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\[ 1\] \.hash +.*
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\[ 2\] \.dynsym +.*
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\[ 3\] \.dynstr +.*
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\[ 4\] \.rel.dyn +.*
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\[ 5\] \.text +PROGBITS +0+1000 .*
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\[ 6\] \.tbss +NOBITS +[0-9a-f]+ [0-9a-f]+ 000024 00 WAT 0 0 1
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\[ 7\] \.data.rel.ro +PROGBITS +.*
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\[ 8\] \.dynamic +DYNAMIC +0+2000 .*
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\[ 9\] \.got +PROGBITS +0+2080 .*
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\[10\] \.got.plt +PROGBITS +0+2098 .*
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\[11\] \.data +.*
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\[12\] \.bss +.*
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\[13\] \.shstrtab +.*
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\[14\] \.symtab +.*
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\[15\] \.strtab +.*
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Key to Flags:
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.*
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.*
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.*
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Elf file type is DYN \(Shared object file\)
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Entry point 0x1000
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There are 4 program headers, starting at offset [0-9]+
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Program Headers:
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Type +Offset +VirtAddr +PhysAddr +FileSiz +MemSiz +Flg Align
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LOAD.*
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LOAD.*
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DYNAMIC.*
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TLS +0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x0+ 0x0+24 R +0x1
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Section to Segment mapping:
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Segment Sections...
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00 +.hash .dynsym .dynstr .rel.dyn .text *
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01 +.tbss .dynamic .got .got.plt *
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02 +.tbss .dynamic *
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03 +.tbss *
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Relocation section '.rel.dyn' at offset 0x[0-9a-f]+ contains 20 entries:
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Offset +Info +Type +Sym.Value +Sym. Name
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0+100d 0+8 R_386_RELATIVE +
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0+1017 0+8 R_386_RELATIVE +
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0+102e 0+8 R_386_RELATIVE +
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0+1038 0+8 R_386_RELATIVE +
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0+104f 0+8 R_386_RELATIVE +
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0+1059 0+8 R_386_RELATIVE +
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0+1067 0+725 R_386_TLS_TPOFF32 0+ sg3
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0+107c 0+25 R_386_TLS_TPOFF32
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0+10a4 0+e R_386_TLS_TPOFF +
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0+10c4 0+e R_386_TLS_TPOFF +
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0+10d9 0+e R_386_TLS_TPOFF +
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0+10e4 0+e R_386_TLS_TPOFF +
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0+2080 0+e R_386_TLS_TPOFF +
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0+2084 0+e R_386_TLS_TPOFF +
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0+2090 0+e R_386_TLS_TPOFF +
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0+2094 0+e R_386_TLS_TPOFF +
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0+109b 0+80e R_386_TLS_TPOFF 0+ sg4
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0+10ce 0+a0e R_386_TLS_TPOFF 0+ sg5
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0+2088 0+b0e R_386_TLS_TPOFF 0+ sg1
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0+208c 0+d0e R_386_TLS_TPOFF 0+ sg2
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Symbol table '.dynsym' contains 17 entries:
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+Num: +Value Size Type +Bind +Vis +Ndx Name
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+[0-9]+: 0+ +0 NOTYPE LOCAL DEFAULT UND *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +5 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +6 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +7 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +11 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +12 *
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+[0-9]+: [0-9a-f]+ +0 OBJECT GLOBAL DEFAULT ABS _DYNAMIC
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg3
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg4
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+[0-9]+: 0+1000 +0 FUNC +GLOBAL DEFAULT +5 fn3
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg5
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg1
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+[0-9]+: [0-9a-f]+ +0 NOTYPE GLOBAL DEFAULT ABS __bss_start
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg2
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+[0-9]+: [0-9a-f]+ +0 NOTYPE GLOBAL DEFAULT ABS _edata
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+[0-9]+: 0+2098 +0 OBJECT GLOBAL DEFAULT ABS _GLOBAL_OFFSET_TABLE_
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+[0-9]+: [0-9a-f]+ +0 NOTYPE GLOBAL DEFAULT ABS _end
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Symbol table '.symtab' contains 36 entries:
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+Num: +Value Size Type +Bind +Vis +Ndx Name
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+[0-9]+: 0+ +0 NOTYPE LOCAL DEFAULT UND *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +1 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +2 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +3 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +4 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +5 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +6 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +7 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +8 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +9 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +10 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +11 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +12 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +13 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +14 *
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+[0-9]+: [0-9a-f]+ +0 SECTION LOCAL DEFAULT +15 *
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+[0-9]+: 0+00 +0 TLS +LOCAL DEFAULT +6 bl1
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+[0-9]+: 0+04 +0 TLS +LOCAL DEFAULT +6 bl2
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+[0-9]+: 0+08 +0 TLS +LOCAL DEFAULT +6 bl3
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+[0-9]+: 0+0c +0 TLS +LOCAL DEFAULT +6 bl4
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+[0-9]+: 0+10 +0 TLS +LOCAL DEFAULT +6 bl5
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+[0-9]+: 0+1c +0 TLS +LOCAL HIDDEN +6 sh3
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+[0-9]+: 0+20 +0 TLS +LOCAL HIDDEN +6 sh4
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+[0-9]+: 0+14 +0 TLS +LOCAL HIDDEN +6 sh1
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+[0-9]+: 0+18 +0 TLS +LOCAL HIDDEN +6 sh2
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+[0-9]+: [0-9a-f]+ +0 OBJECT GLOBAL DEFAULT ABS _DYNAMIC
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg3
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg4
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+[0-9]+: 0+1000 +0 FUNC +GLOBAL DEFAULT +5 fn3
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg5
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg1
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+[0-9]+: [0-9a-f]+ +0 NOTYPE GLOBAL DEFAULT ABS __bss_start
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+[0-9]+: 0+ +0 TLS +GLOBAL DEFAULT UND sg2
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+[0-9]+: [0-9a-f]+ +0 NOTYPE GLOBAL DEFAULT ABS _edata
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+[0-9]+: 0+2098 +0 OBJECT GLOBAL DEFAULT ABS _GLOBAL_OFFSET_TABLE_
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+[0-9]+: [0-9a-f]+ +0 NOTYPE GLOBAL DEFAULT ABS _end
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