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Microblaze: Add support for handling TLS symbol suffixes and generating 

TLS relocs for General Dynamic and Local Dynamic models.

bfd/Changelog
          * reloc.c: Add new relocations
          * bfd-in2.h: Regenerated
          * libbfd.h: Regenerated
          * elf32-microblaze.c (microblaze_elf_howto_raw):
            Add TLS relocations
            (microblaze_elf_reloc_type_lookup): Likewise
            (elf32_mb_link_hash_entry): define TLS reference types
            (elf32_mb_link_hash_table): add TLS Local dynamic GOT entry
            #define has_tls_reloc if section has TLS relocs
            (dtprel_base), (check_unique_offset): New
            (microblaze_elf_output_dynamic_relocation): output simple
            dynamic relocation into SRELOC.
            (microblaze_elf_relocate_section): Accommodate TLS relocations.
            (microblaze_elf_check_relocs): Likewise
            (update_local_sym_info): New
            (microblaze_elf_copy_indirect_symbol): Add tls_mask.
            (allocate_dynrelocs): Handle TLS symbol
            (microblaze_elf_size_dynamic_sections): Set size and offset
            (microblaze_elf_finish_dynamic_symbol): Use
             microblaze_elf_output_dynamic_relocation

gas/Changelog
          * config/tc-microblaze.c: Define TLS offsets
            (md_relax_table): Add TLS offsets
            (imm_types), (match_imm), (get_imm_otype): New to support
            TLS offsets.
            (tc_microblaze_fix_adjustable): Add TLS relocs.
            (md_convert_frag): Support TLS offsets.
            (md_apply_fix), (md_estimate_size_before_relax), (tc_gen_reloc):
            Add TLS relocs

include/Changelog
          * elf/microblaze.h: Add TLS relocs to START_RELOC_NUMBERS
This commit is contained in:
Michael Eager 2012-12-11 16:56:53 +00:00
parent 8cabc308a2
commit 82f89336bf
2 changed files with 12 additions and 0 deletions
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4
include/ChangeLog
View File

@ -1,3 +1,7 @@
2012-12-11 Edgar E. Iglesias <edgar.iglesias@gmail.com>
* elf/microblaze.h: Add TLS relocs to START_RELOC_NUMBERS
2012-11-09 Jason Merrill <jason@redhat.com>
* demangle.h (enum demangle_component_type): Add

8
include/elf/microblaze.h
View File

@ -50,6 +50,14 @@ START_RELOC_NUMBERS (elf_microblaze_reloc_type)
RELOC_NUMBER (R_MICROBLAZE_GOTOFF_64, 19) /* Offset relative to GOT. */
RELOC_NUMBER (R_MICROBLAZE_GOTOFF_32, 20) /* Offset relative to GOT. */
RELOC_NUMBER (R_MICROBLAZE_COPY, 21) /* Runtime copy. */
RELOC_NUMBER (R_MICROBLAZE_TLS, 22) /* TLS Reloc */
RELOC_NUMBER (R_MICROBLAZE_TLSGD, 23) /* TLS General Dynamic */
RELOC_NUMBER (R_MICROBLAZE_TLSLD, 24) /* TLS Local Dynamic */
RELOC_NUMBER (R_MICROBLAZE_TLSDTPMOD32, 25) /* TLS Module ID */
RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL32, 26) /* TLS Offset Within TLS Block */
RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL64, 27) /* TLS Offset Within TLS Block */
RELOC_NUMBER (R_MICROBLAZE_TLSGOTTPREL32, 28) /* TLS Offset From Thread Pointer */
RELOC_NUMBER (R_MICROBLAZE_TLSTPREL32, 29) /* TLS Offset From Thread Pointer */
END_RELOC_NUMBERS (R_MICROBLAZE_max)