e41b3a1379
include/ * bfdlink.h (struct bfd_link_info): Add no_ld_generated_unwind_info option. ld/ * emultempl/elf32.em (OPTION_LD_GENERATED_UNWIND_INFO, OPTION_NO_LD_GENERATED_UNWIND_INFO): Define. (gld${EMULATION_NAME}_handle_option): Handle --ld-generated-unwind-info and --no-ld-generated-unwind-info. * ld.texinfo (--ld-generated-unwind-info, --no-ld-generated-unwind-info): Document. bfd/ * elf-eh-frame.c (_bfd_elf_parse_eh_frame): Allow no relocations at all for linker created .eh_frame sections. (_bfd_elf_discard_section_eh_frame): Handle linker created .eh_frame sections with no relocations. * elf64-x86-64.c: Include dwarf2.h. (elf_x86_64_eh_frame_plt): New variable. (PLT_CIE_LENGTH, PLT_FDE_LENGTH, PLT_FDE_START_OFFSET, PLT_FDE_LEN_OFFSET): Define. (struct elf_x86_64_link_hash_table): Add plt_eh_frame field. (elf_x86_64_create_dynamic_sections): Create and fill in .eh_frame section for .plt section. (elf_x86_64_size_dynamic_sections): Write .plt section size into .eh_frame FDE covering .plt section. (elf_x86_64_finish_dynamic_sections): Write .plt section start into .eh_frame FDE covering .plt section. Call _bfd_elf_write_section_eh_frame on htab->plt_eh_frame section. (elf_backend_plt_alignment): Define to 4. * elf32-i386.c: Include dwarf2.h. (elf_i386_eh_frame_plt): New variable. (PLT_CIE_LENGTH, PLT_FDE_LENGTH, PLT_FDE_START_OFFSET, PLT_FDE_LEN_OFFSET): Define. (struct elf_i386_link_hash_table): Add plt_eh_frame field. (elf_i386_create_dynamic_sections): Create and fill in .eh_frame section for .plt section. (elf_i386_size_dynamic_sections): Write .plt section size into .eh_frame FDE covering .plt section. (elf_i386_finish_dynamic_sections): Write .plt section start into .eh_frame FDE covering .plt section. Call _bfd_elf_write_section_eh_frame on htab->plt_eh_frame section. (elf_backend_plt_alignment): Define to 4. ld/testsuite/ * ld-x86-64/x86-64.exp: Link some testcases with --no-ld-generated-unwind-info. * ld-x86-64/tlsbin.rd: Add --no-ld-generated-unwind-info to ld comment. * ld-x86-64/tlsdesc.dd: Likewise. * ld-x86-64/tlspic.dd: Likewise. * ld-x86-64/tlsdesc.sd: Likewise. * ld-x86-64/tlspic.rd: Likewise. * ld-x86-64/tlsbindesc.rd: Likewise. * ld-x86-64/tlsbindesc.sd: Likewise. * ld-x86-64/tlsbin.td: Likewise. * ld-x86-64/tlsdesc.pd: Likewise. * ld-x86-64/tlsdesc.td: Likewise. * ld-x86-64/tlsbindesc.dd: Likewise. * ld-x86-64/tlsbin.dd: Likewise. * ld-x86-64/tlsgdesc.rd: Likewise. * ld-x86-64/tlspic.sd: Likewise. * ld-x86-64/tlsbindesc.td: Likewise. * ld-x86-64/tlspic.td: Likewise. * ld-x86-64/tlsbin.sd: Likewise. * ld-x86-64/ilp32-4.d: Likewise. * ld-x86-64/tlsgdesc.dd: Add --no-ld-generated-unwind-info to ld comment. Adjust. * ld-x86-64/tlsdesc.rd: Likewise. * ld-x86-64/tlsgd6.dd: Adjust. * ld-x86-64/tlsgd5.dd: Likewise. * ld-i386/i386.exp: Link some testcases with --no-ld-generated-unwind-info. * ld-i386/tlsbin.rd: Add --no-ld-generated-unwind-info to ld comment.. * ld-i386/tlsdesc.dd: Likewise. * ld-i386/tlspic.dd: Likewise. * ld-i386/tlsdesc.sd: Likewise. * ld-i386/tlsgdesc.dd: Likewise. * ld-i386/tlsnopic.sd: Likewise. * ld-i386/tlspic.rd: Likewise. * ld-i386/tlsdesc.rd: Likewise. * ld-i386/tlsbindesc.rd: Likewise. * ld-i386/tlsbindesc.sd: Likewise. * ld-i386/tlsbin.td: Likewise. * ld-i386/tlsdesc.td: Likewise. * ld-i386/tlsnopic.dd: Likewise. * ld-i386/tlsbindesc.dd: Likewise. * ld-i386/tlsbin.dd: Likewise. * ld-i386/tlsgdesc.rd: Likewise. * ld-i386/tlspic.sd: Likewise. * ld-i386/tlsnopic.rd: Likewise. * ld-i386/tlsbindesc.td: Likewise. * ld-i386/tlspic.td: Likewise. * ld-i386/tlsbin.sd: Likewise.
149 lines
5.5 KiB
R
149 lines
5.5 KiB
R
#source: tlsdesc.s
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#source: tlspic2.s
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#as: --32
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#ld: -shared -melf_i386 --no-ld-generated-unwind-info
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#readelf: -Ssrl
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#target: i?86-*-*
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There are [0-9]+ 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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+\[[ 0-9]+\] +NULL +0+ 0+ 0+ 0+ +0 +0 +0
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+\[[ 0-9]+\] \.hash +.*
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+\[[ 0-9]+\] \.dynsym +.*
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+\[[ 0-9]+\] \.dynstr +.*
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+\[[ 0-9]+\] \.rel.dyn +.*
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+\[[ 0-9]+\] \.rel.plt +.*
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+\[[ 0-9]+\] \.text +.*
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+\[[ 0-9]+\] \.tdata +PROGBITS +[0-9a-f]+ [0-9a-f]+ 000060 00 WAT +0 +0 +1
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+\[[ 0-9]+\] \.tbss +NOBITS +[0-9aa-f]+ [0-9a-f]+ 000020 00 WAT +0 +0 +1
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+\[[ 0-9]+\] \.dynamic +.*
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+\[[ 0-9]+\] \.got +.*
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+\[[ 0-9]+\] \.got.plt +.*
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+\[[ 0-9]+\] \.symtab +.*
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+\[[ 0-9]+\] \.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 0x[0-9a-f]+
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There are [0-9]+ 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+60 0x0+80 R +0x1
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Section to Segment mapping:
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+00 +.hash .dynsym .dynstr .rel.dyn .rel.plt .text *
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+01 +.tdata .dynamic .got .got.plt *
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+02 +.dynamic *
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+03 +.tdata .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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[0-9a-f ]+R_386_TLS_TPOFF32
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF32
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF32
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[0-9a-f ]+R_386_TLS_TPOFF32
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF32
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF *
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[0-9a-f ]+R_386_TLS_TPOFF32
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[0-9a-f ]+R_386_TLS_TPOFF +0+8 +sg3
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[0-9a-f ]+R_386_TLS_TPOFF32 0+c +sg4
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[0-9a-f ]+R_386_TLS_TPOFF +0+c +sg4
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[0-9a-f ]+R_386_TLS_TPOFF +0+10 +sg5
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[0-9a-f ]+R_386_TLS_TPOFF32 0+4 +sg2
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Relocation section '.rel.plt' at offset 0x[0-9a-f]+ contains 5 entries:
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Offset +Info +Type +Sym.Value +Sym. Name
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[0-9a-f ]+R_386_TLS_DESC * 0+ +sg1
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[0-9a-f ]+R_386_TLS_DESC *
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[0-9a-f ]+R_386_TLS_DESC *
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[0-9a-f ]+R_386_TLS_DESC *
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[0-9a-f ]+R_386_TLS_DESC *
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