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.
128 lines
5.2 KiB
R
128 lines
5.2 KiB
R
#source: tls32.s
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#source: tlslib32.s
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#as: -a32
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#ld: -melf32ppc
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#readelf: -WSsrl
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#target: powerpc*-*-*
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There are 21 section headers.*
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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 +00000000 000000 000000 00 +0 +0 +0
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+\[ 1\] \.interp +.*
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+\[ 2\] \.hash +.*
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+\[ 3\] \.dynsym +.*
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+\[ 4\] \.dynstr +.*
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+\[ 5\] \.rela\.dyn +.*
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+\[ 6\] \.rela\.plt +.*
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+\[ 7\] \.text +PROGBITS +0180028c 00028c 000070 00 +AX +0 +0 +1
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+\[ 8\] \.sdata2 +PROGBITS +.*
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+\[ 9\] \.tdata +PROGBITS +018102fc 0002fc 00001c 00 WAT +0 +0 +4
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+\[10\] \.tbss +NOBITS +01810318 000318 00001c 00 WAT +0 +0 +4
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+\[11\] \.dynamic +DYNAMIC +01810318 000318 0000a0 08 +WA +4 +0 +4
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+\[12\] \.data +PROGBITS +018103b8 0003b8 000000 00 +WA +0 +0 +1
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+\[13\] \.got +PROGBITS +018103b8 0003b8 00001c 04 WAX +0 +0 +4
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+\[14\] \.sdata +PROGBITS +018103d4 0003d4 000000 00 +WA +0 +0 +4
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+\[15\] \.sbss +NOBITS +018103d4 0003d4 000000 00 +WA +0 +0 +1
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+\[16\] \.plt +NOBITS +.*
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+\[17\] \.bss +NOBITS +.*
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+\[18\] \.shstrtab +STRTAB +.*
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+\[19\] \.symtab +SYMTAB +.*
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+\[20\] \.strtab +STRTAB +.*
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#...
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Elf file type is EXEC \(Executable file\)
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Entry point 0x180028c
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There are 6 program headers, starting at offset 52
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Program Headers:
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+Type +Offset +VirtAddr +PhysAddr +FileSiz MemSiz +Flg Align
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+PHDR +0x000034 0x01800034 0x01800034 0x000e0 0x000e0 R E 0x4
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+INTERP +0x000114 0x01800114 0x01800114 0x00011 0x00011 R +0x1
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+\[Requesting program interpreter: .*\]
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+LOAD +0x000000 0x01800000 0x01800000 0x002fc 0x002fc R E 0x10000
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+LOAD +0x0002fc 0x018102fc 0x018102fc 0x000d8 0x0012c RWE 0x10000
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+DYNAMIC +0x000318 0x01810318 0x01810318 0x000a0 0x000a0 RW +0x4
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+TLS +0x0002fc 0x018102fc 0x018102fc 0x0001c 0x00038 R +0x4
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Section to Segment mapping:
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+Segment Sections\.\.\.
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+00 +
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+01 +\.interp
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+02 +\.interp \.hash \.dynsym \.dynstr \.rela\.dyn \.rela\.plt \.text
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+03 +\.tdata \.tbss \.dynamic \.got \.plt
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+04 +\.tbss \.dynamic
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+05 +\.tdata \.tbss
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Relocation section '\.rela\.dyn' at offset 0x268 contains 2 entries:
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Offset +Info +Type +Sym\. Value +Symbol's Name \+ Addend
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018103c8 +00000249 R_PPC_TPREL32 +00000000 +gd \+ 0
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018103cc +00000444 R_PPC_DTPMOD32 +00000000 +ld \+ 0
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Relocation section '\.rela\.plt' at offset 0x280 contains 1 entries:
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Offset +Info +Type +Sym\. Value +Symbol's Name \+ Addend
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0181041c +00000315 R_PPC_JMP_SLOT +0181041c +__tls_get_addr \+ 0
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Symbol table '\.dynsym' contains 10 entries:
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+Num: +Value +Size Type +Bind +Vis +Ndx Name
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+0: 00000000 +0 NOTYPE +LOCAL +DEFAULT +UND
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+1: 01810318 +0 OBJECT +GLOBAL DEFAULT +ABS _DYNAMIC
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+2: 00000000 +0 TLS +GLOBAL DEFAULT +UND gd
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+3: 0181041c +0 FUNC +GLOBAL DEFAULT +UND __tls_get_addr
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+4: 00000000 +0 TLS +GLOBAL DEFAULT +UND ld
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+5: 01810428 +0 NOTYPE +GLOBAL DEFAULT +ABS __end
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+6: 018103d4 +0 NOTYPE +GLOBAL DEFAULT +ABS __bss_start
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+7: 018103d4 +0 NOTYPE +GLOBAL DEFAULT +ABS _edata
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+8: 018103bc +0 OBJECT +GLOBAL DEFAULT +ABS _GLOBAL_OFFSET_TABLE_
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+9: 01810428 +0 NOTYPE +GLOBAL DEFAULT +ABS _end
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Symbol table '\.symtab' contains 47 entries:
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+Num: +Value +Size Type +Bind +Vis +Ndx Name
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+0: 00000000 +0 NOTYPE +LOCAL +DEFAULT +UND
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+1: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +1
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+2: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +2
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+3: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +3
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+4: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +4
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+5: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +5
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+6: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +6
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+7: 0180028c +0 SECTION LOCAL +DEFAULT +7
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+8: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +8
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+9: 018102fc +0 SECTION LOCAL +DEFAULT +9
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+10: 01810318 +0 SECTION LOCAL +DEFAULT +10
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+11: 01810318 +0 SECTION LOCAL +DEFAULT +11
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+12: 018103b8 +0 SECTION LOCAL +DEFAULT +12
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+13: 018103b8 +0 SECTION LOCAL +DEFAULT +13
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+14: 018103d4 +0 SECTION LOCAL +DEFAULT +14
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+15: 018103d4 +0 SECTION LOCAL +DEFAULT +15
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+16: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +16
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+17: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +17
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+18: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +18
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+19: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +19
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+20: [0-9a-f]+ +0 SECTION LOCAL +DEFAULT +20
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+21: 00000000 +0 TLS +LOCAL +DEFAULT +9 gd4
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+22: 00000004 +0 TLS +LOCAL +DEFAULT +9 ld4
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+23: 00000008 +0 TLS +LOCAL +DEFAULT +9 ld5
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+24: 0000000c +0 TLS +LOCAL +DEFAULT +9 ld6
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+25: 00000010 +0 TLS +LOCAL +DEFAULT +9 ie4
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+26: 00000014 +0 TLS +LOCAL +DEFAULT +9 le4
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+27: 00000018 +0 TLS +LOCAL +DEFAULT +9 le5
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+28: 01810318 +0 OBJECT +GLOBAL DEFAULT +ABS _DYNAMIC
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+29: 00000000 +0 TLS +GLOBAL DEFAULT +UND gd
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+30: 00000030 +0 TLS +GLOBAL DEFAULT +10 le0
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+31: [0-9a-f]+ +0 FUNC +GLOBAL DEFAULT +UND __tls_get_addr
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+32: 00000020 +0 TLS +GLOBAL DEFAULT +10 ld0
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+33: 00000034 +0 TLS +GLOBAL DEFAULT +10 le1
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+34: 00000000 +0 TLS +GLOBAL DEFAULT +UND ld
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+35: [0-9a-f]+ +0 NOTYPE +GLOBAL DEFAULT +7 _start
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+36: [0-9a-f]+ +0 NOTYPE +GLOBAL DEFAULT +ABS __end
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+37: [0-9a-f]+ +0 OBJECT +GLOBAL DEFAULT +14 _SDA_BASE_
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+38: 00000028 +0 TLS +GLOBAL DEFAULT +10 ld2
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+39: 00000024 +0 TLS +GLOBAL DEFAULT +10 ld1
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+40: [0-9a-f]+ +0 NOTYPE +GLOBAL DEFAULT +ABS __bss_start
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+41: [0-9a-f]+ +0 NOTYPE +GLOBAL DEFAULT +ABS _edata
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+42: 018103bc +0 OBJECT +GLOBAL DEFAULT +ABS _GLOBAL_OFFSET_TABLE_
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+43: [0-9a-f]+ +0 NOTYPE +GLOBAL DEFAULT +ABS _end
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+44: 0000001c +0 TLS +GLOBAL DEFAULT +10 gd0
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+45: 0000002c +0 TLS +GLOBAL DEFAULT +10 ie0
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+46: [0-9a-f]+ +0 OBJECT +GLOBAL DEFAULT +8 _SDA2_BASE_
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