2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/
* elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
* elf32-xtensa.c (elf_howto_table): Add TLS relocations.
(elf_xtensa_reloc_type_lookup): Likewise.
(TCB_SIZE): Define.
(elf_xtensa_link_hash_entry): New.
(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
(elf_xtensa_hash_entry): Define.
(elf_xtensa_obj_tdata): New.
(elf_xtensa_tdata): Define.
(elf_xtensa_local_got_tls_type): Define.
(elf_xtensa_local_tlsfunc_refcounts): Define.
(is_xtensa_elf): Define.
(elf_xtensa_mkobject): New.
(elf_xtensa_link_hash_table): Add tlsbase field.
(elf_xtensa_link_hash_newfunc): New.
(elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
(elf_xtensa_copy_indirect_symbol): New.
(elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
(elf_xtensa_gc_sweep_hook): Likewise.
(elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
TLSDESC_FN relocations when an IE reference is seen.
(elf_xtensa_allocate_local_got_size): Likewise.
(elf_xtensa_always_size_sections): New.
(dtpoff_base, tpoff): New.
(elf_xtensa_do_reloc): Handle TLS relocations.
(replace_tls_insn): New.
(IS_XTENSA_TLS_RELOC): Define.
(elf_xtensa_relocate_section): Handle TLS relocations.
(get_indirect_call_dest_reg): New.
(bfd_elf32_mkobject): Define.
(elf_backend_always_size_sections): New.
(elf_backend_copy_indirect_symbol): New.
* reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
(BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
(BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
(BFD_RELOC_XTENSA_TLS_CALL): New.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define.
(O_tpoff, O_dtpoff): Define.
(suffix_relocs): Add entries for TLS suffixes.
(xtensa_elf_cons): Check for invalid use of TLS relocations.
(map_operator_to_reloc): Add is_literal parameter and use it to
control translating TLS instruction relocations to the corresponding
literal relocations.
(xg_valid_literal_expression): Allow TLS operators.
(xg_build_to_insn): Copy TLS operators from pseudo-instruction
operands to generated literals.
(xg_assemble_literal): Handle TLS operators. Update call to
map_operator_to_reloc.
(md_assemble): Handle CALLXn.TLS pseudo-instruction.
(md_apply_fix): Handle TLS relocations.
(emit_single_op): Handle TLS operators.
(convert_frag_immed): Update call to map_operator_to_reloc.
(vinsn_to_insnbuf): Emit relocations for TLS-related instructions.
* config/xtensa-istack.h (tinsn_struct): Add tls_reloc field.
* config/xtensa-relax.c (append_literal_op): Add src_op parameter
to initialize the op_data field of the BuildOp.
(build_transition): Use it here to record the source operand
corresponding to a generated literal.
* config/xtensa-relax.h (build_op): Comment op_data use for literals.
include/elf/
* xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
(R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
(R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
ld/testsuite/
* ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s,
ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s,
ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd,
ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New.
* ld-xtensa/xtensa.exp: Run them.
2008-08-21 01:28:59 +02:00
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#source: tlspic1.s
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#source: tlspic2.s
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#as:
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#ld: -shared -melf32xtensa
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#readelf: -WSsrl
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#target: xtensa*-*-linux*
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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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2009-09-23 05:12:28 +02:00
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+\[Nr\] Name +Type +Addr +Off +Size +ES Flg Lk Inf Al
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2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/
* elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
* elf32-xtensa.c (elf_howto_table): Add TLS relocations.
(elf_xtensa_reloc_type_lookup): Likewise.
(TCB_SIZE): Define.
(elf_xtensa_link_hash_entry): New.
(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
(elf_xtensa_hash_entry): Define.
(elf_xtensa_obj_tdata): New.
(elf_xtensa_tdata): Define.
(elf_xtensa_local_got_tls_type): Define.
(elf_xtensa_local_tlsfunc_refcounts): Define.
(is_xtensa_elf): Define.
(elf_xtensa_mkobject): New.
(elf_xtensa_link_hash_table): Add tlsbase field.
(elf_xtensa_link_hash_newfunc): New.
(elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
(elf_xtensa_copy_indirect_symbol): New.
(elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
(elf_xtensa_gc_sweep_hook): Likewise.
(elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
TLSDESC_FN relocations when an IE reference is seen.
(elf_xtensa_allocate_local_got_size): Likewise.
(elf_xtensa_always_size_sections): New.
(dtpoff_base, tpoff): New.
(elf_xtensa_do_reloc): Handle TLS relocations.
(replace_tls_insn): New.
(IS_XTENSA_TLS_RELOC): Define.
(elf_xtensa_relocate_section): Handle TLS relocations.
(get_indirect_call_dest_reg): New.
(bfd_elf32_mkobject): Define.
(elf_backend_always_size_sections): New.
(elf_backend_copy_indirect_symbol): New.
* reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
(BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
(BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
(BFD_RELOC_XTENSA_TLS_CALL): New.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define.
(O_tpoff, O_dtpoff): Define.
(suffix_relocs): Add entries for TLS suffixes.
(xtensa_elf_cons): Check for invalid use of TLS relocations.
(map_operator_to_reloc): Add is_literal parameter and use it to
control translating TLS instruction relocations to the corresponding
literal relocations.
(xg_valid_literal_expression): Allow TLS operators.
(xg_build_to_insn): Copy TLS operators from pseudo-instruction
operands to generated literals.
(xg_assemble_literal): Handle TLS operators. Update call to
map_operator_to_reloc.
(md_assemble): Handle CALLXn.TLS pseudo-instruction.
(md_apply_fix): Handle TLS relocations.
(emit_single_op): Handle TLS operators.
(convert_frag_immed): Update call to map_operator_to_reloc.
(vinsn_to_insnbuf): Emit relocations for TLS-related instructions.
* config/xtensa-istack.h (tinsn_struct): Add tls_reloc field.
* config/xtensa-relax.c (append_literal_op): Add src_op parameter
to initialize the op_data field of the BuildOp.
(build_transition): Use it here to record the source operand
corresponding to a generated literal.
* config/xtensa-relax.h (build_op): Comment op_data use for literals.
include/elf/
* xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
(R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
(R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
ld/testsuite/
* ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s,
ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s,
ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd,
ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New.
* ld-xtensa/xtensa.exp: Run them.
2008-08-21 01:28:59 +02:00
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+\[[ 0-9]+\] +NULL +0+ 0+ 0+ 00 +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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+\[[ 0-9]+\] .rela.dyn +.*
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+\[[ 0-9]+\] .text +PROGBITS +[0-9a-f]+ [0-9a-f]+ [0-9a-f]+ 00 +AX +0 +0 +4
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+\[[ 0-9]+\] .got.loc +PROGBITS +[0-9a-f]+ [0-9a-f]+ [0-9a-f]+ 00 +A +0 +0 +4
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+\[[ 0-9]+\] .tdata +PROGBITS +[0-9a-f]+ [0-9a-f]+ [0-9a-f]+ 00 +WAT +0 +0 +4
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+\[[ 0-9]+\] .tbss +NOBITS +[0-9a-f]+ [0-9a-f]+ [0-9a-f]+ 00 +WAT +0 +0 +4
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+\[[ 0-9]+\] .dynamic +DYNAMIC +[0-9a-f]+ [0-9a-f]+ [0-9a-f]+ 08 +WA +3 +0 +4
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+\[[ 0-9]+\] .got +PROGBITS +[0-9a-f]+ [0-9a-f]+ [0-9a-f]+ 00 +WA +0 +0 +4
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+\[[ 0-9]+\] .xt.lit +PROGBITS +0+ .*
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+\[[ 0-9]+\] .xt.prop +PROGBITS +0+ .*
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+\[[ 0-9]+\] .xtensa.info +NOTE +0+ .*
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+\[[ 0-9]+\] .shstrtab +.*
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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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2009-09-23 05:12:28 +02:00
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+Type +Offset +VirtAddr +PhysAddr +FileSiz +MemSiz +Flg Align
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+LOAD +0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ R E 0x1000
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+LOAD +0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ RW +0x1000
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+DYNAMIC +0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ RW +0x4
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+TLS +0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ 0x[0-9a-f]+ R +0x4
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2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/
* elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
* elf32-xtensa.c (elf_howto_table): Add TLS relocations.
(elf_xtensa_reloc_type_lookup): Likewise.
(TCB_SIZE): Define.
(elf_xtensa_link_hash_entry): New.
(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
(elf_xtensa_hash_entry): Define.
(elf_xtensa_obj_tdata): New.
(elf_xtensa_tdata): Define.
(elf_xtensa_local_got_tls_type): Define.
(elf_xtensa_local_tlsfunc_refcounts): Define.
(is_xtensa_elf): Define.
(elf_xtensa_mkobject): New.
(elf_xtensa_link_hash_table): Add tlsbase field.
(elf_xtensa_link_hash_newfunc): New.
(elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
(elf_xtensa_copy_indirect_symbol): New.
(elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
(elf_xtensa_gc_sweep_hook): Likewise.
(elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
TLSDESC_FN relocations when an IE reference is seen.
(elf_xtensa_allocate_local_got_size): Likewise.
(elf_xtensa_always_size_sections): New.
(dtpoff_base, tpoff): New.
(elf_xtensa_do_reloc): Handle TLS relocations.
(replace_tls_insn): New.
(IS_XTENSA_TLS_RELOC): Define.
(elf_xtensa_relocate_section): Handle TLS relocations.
(get_indirect_call_dest_reg): New.
(bfd_elf32_mkobject): Define.
(elf_backend_always_size_sections): New.
(elf_backend_copy_indirect_symbol): New.
* reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
(BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
(BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
(BFD_RELOC_XTENSA_TLS_CALL): New.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define.
(O_tpoff, O_dtpoff): Define.
(suffix_relocs): Add entries for TLS suffixes.
(xtensa_elf_cons): Check for invalid use of TLS relocations.
(map_operator_to_reloc): Add is_literal parameter and use it to
control translating TLS instruction relocations to the corresponding
literal relocations.
(xg_valid_literal_expression): Allow TLS operators.
(xg_build_to_insn): Copy TLS operators from pseudo-instruction
operands to generated literals.
(xg_assemble_literal): Handle TLS operators. Update call to
map_operator_to_reloc.
(md_assemble): Handle CALLXn.TLS pseudo-instruction.
(md_apply_fix): Handle TLS relocations.
(emit_single_op): Handle TLS operators.
(convert_frag_immed): Update call to map_operator_to_reloc.
(vinsn_to_insnbuf): Emit relocations for TLS-related instructions.
* config/xtensa-istack.h (tinsn_struct): Add tls_reloc field.
* config/xtensa-relax.c (append_literal_op): Add src_op parameter
to initialize the op_data field of the BuildOp.
(build_transition): Use it here to record the source operand
corresponding to a generated literal.
* config/xtensa-relax.h (build_op): Comment op_data use for literals.
include/elf/
* xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
(R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
(R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
ld/testsuite/
* ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s,
ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s,
ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd,
ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New.
* ld-xtensa/xtensa.exp: Run them.
2008-08-21 01:28:59 +02:00
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Section to Segment mapping:
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2009-09-23 05:12:28 +02:00
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+Segment Sections...
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+00 +.hash .dynsym .dynstr .rela.dyn .text .got.loc *
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+01 +.tdata .dynamic .got *
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+02 +.dynamic *
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+03 +.tdata .tbss *
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2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/
* elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
* elf32-xtensa.c (elf_howto_table): Add TLS relocations.
(elf_xtensa_reloc_type_lookup): Likewise.
(TCB_SIZE): Define.
(elf_xtensa_link_hash_entry): New.
(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
(elf_xtensa_hash_entry): Define.
(elf_xtensa_obj_tdata): New.
(elf_xtensa_tdata): Define.
(elf_xtensa_local_got_tls_type): Define.
(elf_xtensa_local_tlsfunc_refcounts): Define.
(is_xtensa_elf): Define.
(elf_xtensa_mkobject): New.
(elf_xtensa_link_hash_table): Add tlsbase field.
(elf_xtensa_link_hash_newfunc): New.
(elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
(elf_xtensa_copy_indirect_symbol): New.
(elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
(elf_xtensa_gc_sweep_hook): Likewise.
(elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
TLSDESC_FN relocations when an IE reference is seen.
(elf_xtensa_allocate_local_got_size): Likewise.
(elf_xtensa_always_size_sections): New.
(dtpoff_base, tpoff): New.
(elf_xtensa_do_reloc): Handle TLS relocations.
(replace_tls_insn): New.
(IS_XTENSA_TLS_RELOC): Define.
(elf_xtensa_relocate_section): Handle TLS relocations.
(get_indirect_call_dest_reg): New.
(bfd_elf32_mkobject): Define.
(elf_backend_always_size_sections): New.
(elf_backend_copy_indirect_symbol): New.
* reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
(BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
(BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
(BFD_RELOC_XTENSA_TLS_CALL): New.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define.
(O_tpoff, O_dtpoff): Define.
(suffix_relocs): Add entries for TLS suffixes.
(xtensa_elf_cons): Check for invalid use of TLS relocations.
(map_operator_to_reloc): Add is_literal parameter and use it to
control translating TLS instruction relocations to the corresponding
literal relocations.
(xg_valid_literal_expression): Allow TLS operators.
(xg_build_to_insn): Copy TLS operators from pseudo-instruction
operands to generated literals.
(xg_assemble_literal): Handle TLS operators. Update call to
map_operator_to_reloc.
(md_assemble): Handle CALLXn.TLS pseudo-instruction.
(md_apply_fix): Handle TLS relocations.
(emit_single_op): Handle TLS operators.
(convert_frag_immed): Update call to map_operator_to_reloc.
(vinsn_to_insnbuf): Emit relocations for TLS-related instructions.
* config/xtensa-istack.h (tinsn_struct): Add tls_reloc field.
* config/xtensa-relax.c (append_literal_op): Add src_op parameter
to initialize the op_data field of the BuildOp.
(build_transition): Use it here to record the source operand
corresponding to a generated literal.
* config/xtensa-relax.h (build_op): Comment op_data use for literals.
include/elf/
* xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
(R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
(R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
ld/testsuite/
* ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s,
ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s,
ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd,
ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New.
* ld-xtensa/xtensa.exp: Run them.
2008-08-21 01:28:59 +02:00
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Relocation section '.rela.dyn' at offset 0x[0-9a-f]+ contains 18 entries:
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2009-09-23 05:12:28 +02:00
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+Offset +Info +Type +Sym\. Value +Symbol's Name \+ Addend
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_FN +0+ +sg1 \+ 0
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_ARG +0+ +sg1 \+ 0
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+4 +sg2 \+ 0
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+4 +sg2 \+ 0
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_FN +0+20
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_ARG +0+20
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+24
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_FN +0+40
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_ARG +0+40
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+44
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_FN +0+60
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_ARG +0+60
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+64
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_FN +0+
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLSDESC_ARG +0+
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+24
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+44
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[0-9a-f]+ +[0-9a-f]+ R_XTENSA_TLS_TPOFF +0+64
|
2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/
* elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
* elf32-xtensa.c (elf_howto_table): Add TLS relocations.
(elf_xtensa_reloc_type_lookup): Likewise.
(TCB_SIZE): Define.
(elf_xtensa_link_hash_entry): New.
(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
(elf_xtensa_hash_entry): Define.
(elf_xtensa_obj_tdata): New.
(elf_xtensa_tdata): Define.
(elf_xtensa_local_got_tls_type): Define.
(elf_xtensa_local_tlsfunc_refcounts): Define.
(is_xtensa_elf): Define.
(elf_xtensa_mkobject): New.
(elf_xtensa_link_hash_table): Add tlsbase field.
(elf_xtensa_link_hash_newfunc): New.
(elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
(elf_xtensa_copy_indirect_symbol): New.
(elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
(elf_xtensa_gc_sweep_hook): Likewise.
(elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
TLSDESC_FN relocations when an IE reference is seen.
(elf_xtensa_allocate_local_got_size): Likewise.
(elf_xtensa_always_size_sections): New.
(dtpoff_base, tpoff): New.
(elf_xtensa_do_reloc): Handle TLS relocations.
(replace_tls_insn): New.
(IS_XTENSA_TLS_RELOC): Define.
(elf_xtensa_relocate_section): Handle TLS relocations.
(get_indirect_call_dest_reg): New.
(bfd_elf32_mkobject): Define.
(elf_backend_always_size_sections): New.
(elf_backend_copy_indirect_symbol): New.
* reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
(BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
(BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
(BFD_RELOC_XTENSA_TLS_CALL): New.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define.
(O_tpoff, O_dtpoff): Define.
(suffix_relocs): Add entries for TLS suffixes.
(xtensa_elf_cons): Check for invalid use of TLS relocations.
(map_operator_to_reloc): Add is_literal parameter and use it to
control translating TLS instruction relocations to the corresponding
literal relocations.
(xg_valid_literal_expression): Allow TLS operators.
(xg_build_to_insn): Copy TLS operators from pseudo-instruction
operands to generated literals.
(xg_assemble_literal): Handle TLS operators. Update call to
map_operator_to_reloc.
(md_assemble): Handle CALLXn.TLS pseudo-instruction.
(md_apply_fix): Handle TLS relocations.
(emit_single_op): Handle TLS operators.
(convert_frag_immed): Update call to map_operator_to_reloc.
(vinsn_to_insnbuf): Emit relocations for TLS-related instructions.
* config/xtensa-istack.h (tinsn_struct): Add tls_reloc field.
* config/xtensa-relax.c (append_literal_op): Add src_op parameter
to initialize the op_data field of the BuildOp.
(build_transition): Use it here to record the source operand
corresponding to a generated literal.
* config/xtensa-relax.h (build_op): Comment op_data use for literals.
include/elf/
* xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
(R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
(R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
ld/testsuite/
* ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s,
ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s,
ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd,
ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New.
* ld-xtensa/xtensa.exp: Run them.
2008-08-21 01:28:59 +02:00
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Symbol table '\.dynsym' contains [0-9]+ entries:
|
2009-09-23 05:12:28 +02:00
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|
+Num: +Value +Size +Type +Bind +Vis +Ndx +Name
|
|
|
|
|
+[0-9]+: 0+ +0 +NOTYPE +LOCAL +DEFAULT +UND *
|
|
|
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+[0-9]+: 0+1c +0 +TLS +GLOBAL +DEFAULT +7 sg8
|
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|
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+[0-9]+: 0+8 +0 +TLS +GLOBAL +DEFAULT +7 sg3
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+[0-9]+: 0+c +0 +TLS +GLOBAL +DEFAULT +7 sg4
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+[0-9]+: 0+10 +0 +TLS +GLOBAL +DEFAULT +7 sg5
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+[0-9]+: 0+ +0 +TLS +GLOBAL +DEFAULT +7 sg1
|
|
|
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+[0-9]+: 0+350 +0 +FUNC +GLOBAL +DEFAULT +5 _start
|
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+[0-9]+: [0-9a-f]+ +0 +NOTYPE +GLOBAL +DEFAULT +ABS __bss_start
|
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+[0-9]+: 0+4 +0 +TLS +GLOBAL +DEFAULT +7 sg2
|
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+[0-9]+: 0+14 +0 +TLS +GLOBAL +DEFAULT +7 sg6
|
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+[0-9]+: 0+18 +0 +TLS +GLOBAL +DEFAULT +7 sg7
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+[0-9]+: [0-9a-f]+ +0 +NOTYPE +GLOBAL +DEFAULT +ABS _edata
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+[0-9]+: [0-9a-f]+ +0 +NOTYPE +GLOBAL +DEFAULT +ABS _end
|
2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/
* elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
* elf32-xtensa.c (elf_howto_table): Add TLS relocations.
(elf_xtensa_reloc_type_lookup): Likewise.
(TCB_SIZE): Define.
(elf_xtensa_link_hash_entry): New.
(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
(elf_xtensa_hash_entry): Define.
(elf_xtensa_obj_tdata): New.
(elf_xtensa_tdata): Define.
(elf_xtensa_local_got_tls_type): Define.
(elf_xtensa_local_tlsfunc_refcounts): Define.
(is_xtensa_elf): Define.
(elf_xtensa_mkobject): New.
(elf_xtensa_link_hash_table): Add tlsbase field.
(elf_xtensa_link_hash_newfunc): New.
(elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
(elf_xtensa_copy_indirect_symbol): New.
(elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
(elf_xtensa_gc_sweep_hook): Likewise.
(elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
TLSDESC_FN relocations when an IE reference is seen.
(elf_xtensa_allocate_local_got_size): Likewise.
(elf_xtensa_always_size_sections): New.
(dtpoff_base, tpoff): New.
(elf_xtensa_do_reloc): Handle TLS relocations.
(replace_tls_insn): New.
(IS_XTENSA_TLS_RELOC): Define.
(elf_xtensa_relocate_section): Handle TLS relocations.
(get_indirect_call_dest_reg): New.
(bfd_elf32_mkobject): Define.
(elf_backend_always_size_sections): New.
(elf_backend_copy_indirect_symbol): New.
* reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
(BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
(BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
(BFD_RELOC_XTENSA_TLS_CALL): New.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define.
(O_tpoff, O_dtpoff): Define.
(suffix_relocs): Add entries for TLS suffixes.
(xtensa_elf_cons): Check for invalid use of TLS relocations.
(map_operator_to_reloc): Add is_literal parameter and use it to
control translating TLS instruction relocations to the corresponding
literal relocations.
(xg_valid_literal_expression): Allow TLS operators.
(xg_build_to_insn): Copy TLS operators from pseudo-instruction
operands to generated literals.
(xg_assemble_literal): Handle TLS operators. Update call to
map_operator_to_reloc.
(md_assemble): Handle CALLXn.TLS pseudo-instruction.
(md_apply_fix): Handle TLS relocations.
(emit_single_op): Handle TLS operators.
(convert_frag_immed): Update call to map_operator_to_reloc.
(vinsn_to_insnbuf): Emit relocations for TLS-related instructions.
* config/xtensa-istack.h (tinsn_struct): Add tls_reloc field.
* config/xtensa-relax.c (append_literal_op): Add src_op parameter
to initialize the op_data field of the BuildOp.
(build_transition): Use it here to record the source operand
corresponding to a generated literal.
* config/xtensa-relax.h (build_op): Comment op_data use for literals.
include/elf/
* xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
(R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
(R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
ld/testsuite/
* ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s,
ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s,
ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd,
ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New.
* ld-xtensa/xtensa.exp: Run them.
2008-08-21 01:28:59 +02:00
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Symbol table '\.symtab' contains [0-9]+ entries:
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2009-09-23 05:12:28 +02:00
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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+20 +0 +TLS +LOCAL +DEFAULT +7 sl1
|
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+[0-9]+: 0+24 +0 +TLS +LOCAL +DEFAULT +7 sl2
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+[0-9]+: 0+28 +0 +TLS +LOCAL +DEFAULT +7 sl3
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+[0-9]+: 0+2c +0 +TLS +LOCAL +DEFAULT +7 sl4
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+[0-9]+: 0+30 +0 +TLS +LOCAL +DEFAULT +7 sl5
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+[0-9]+: 0+34 +0 +TLS +LOCAL +DEFAULT +7 sl6
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+[0-9]+: 0+38 +0 +TLS +LOCAL +DEFAULT +7 sl7
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+[0-9]+: 0+3c +0 +TLS +LOCAL +DEFAULT +7 sl8
|
2009-09-24 17:56:52 +02:00
|
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+[0-9]+: 0+60 +0 +TLS +LOCAL +DEFAULT +8 sH1
|
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+[0-9]+: 0+ +0 +TLS +LOCAL +DEFAULT +7 _TLS_MODULE_BASE_
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+[0-9]+: 0+144c +0 +OBJECT +LOCAL +DEFAULT +ABS _DYNAMIC
|
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+[0-9]+: 0+48 +0 +TLS +LOCAL +DEFAULT +7 sh3
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+[0-9]+: 0+64 +0 +TLS +LOCAL +DEFAULT +8 sH2
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+[0-9]+: 0+78 +0 +TLS +LOCAL +DEFAULT +8 sH7
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+[0-9]+: 0+58 +0 +TLS +LOCAL +DEFAULT +7 sh7
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+[0-9]+: 0+5c +0 +TLS +LOCAL +DEFAULT +7 sh8
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+[0-9]+: 0+6c +0 +TLS +LOCAL +DEFAULT +8 sH4
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+[0-9]+: 0+4c +0 +TLS +LOCAL +DEFAULT +7 sh4
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+[0-9]+: 0+68 +0 +TLS +LOCAL +DEFAULT +8 sH3
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+[0-9]+: 0+50 +0 +TLS +LOCAL +DEFAULT +7 sh5
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+[0-9]+: 0+70 +0 +TLS +LOCAL +DEFAULT +8 sH5
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+[0-9]+: 0+74 +0 +TLS +LOCAL +DEFAULT +8 sH6
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+[0-9]+: 0+7c +0 +TLS +LOCAL +DEFAULT +8 sH8
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+[0-9]+: 0+40 +0 +TLS +LOCAL +DEFAULT +7 sh1
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+[0-9]+: 0+44 +0 +TLS +LOCAL +DEFAULT +7 sh2
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+[0-9]+: 0+54 +0 +TLS +LOCAL +DEFAULT +7 sh6
|
2009-09-23 05:12:28 +02:00
|
|
|
+[0-9]+: 0+1c +0 +TLS +GLOBAL +DEFAULT +7 sg8
|
|
|
|
|
+[0-9]+: 0+8 +0 +TLS +GLOBAL +DEFAULT +7 sg3
|
|
|
|
|
+[0-9]+: 0+c +0 +TLS +GLOBAL +DEFAULT +7 sg4
|
|
|
|
|
+[0-9]+: 0+10 +0 +TLS +GLOBAL +DEFAULT +7 sg5
|
|
|
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|
+[0-9]+: 0+ +0 +TLS +GLOBAL +DEFAULT +7 sg1
|
|
|
|
|
+[0-9]+: 0+350 +0 +FUNC +GLOBAL +DEFAULT +5 _start
|
|
|
|
|
+[0-9]+: [0-9a-f]+ +0 +NOTYPE +GLOBAL +DEFAULT +ABS __bss_start
|
|
|
|
|
+[0-9]+: 0+4 +0 +TLS +GLOBAL +DEFAULT +7 sg2
|
|
|
|
|
+[0-9]+: 0+14 +0 +TLS +GLOBAL +DEFAULT +7 sg6
|
|
|
|
|
+[0-9]+: 0+18 +0 +TLS +GLOBAL +DEFAULT +7 sg7
|
|
|
|
|
+[0-9]+: [0-9a-f]+ +0 +NOTYPE +GLOBAL +DEFAULT +ABS _edata
|
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+[0-9]+: [0-9a-f]+ +0 +NOTYPE +GLOBAL +DEFAULT +ABS _end
|
