28dbbc0203
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.
143 lines
5.9 KiB
R
143 lines
5.9 KiB
R
#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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\[Nr\] Name +Type +Addr +Off +Size +ES Flg Lk Inf Al
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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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+\[[ 0-9]+\] .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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+\[[ 0-9]+\] .symtab +.*
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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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Program Headers:
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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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Section to Segment mapping:
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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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Relocation section '.rela.dyn' at offset 0x[0-9a-f]+ contains 18 entries:
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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_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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