diff options
| -rw-r--r-- | bfd/elf-vxworks.c | 67 | ||||
| -rw-r--r-- | bfd/elf-vxworks.h | 3 |
2 files changed, 70 insertions, 0 deletions
diff --git a/bfd/elf-vxworks.c b/bfd/elf-vxworks.c index 98d2dfc..074430c 100644 --- a/bfd/elf-vxworks.c +++ b/bfd/elf-vxworks.c @@ -25,6 +25,7 @@ #include "libbfd.h" #include "elf-bfd.h" #include "elf-vxworks.h" +#include "elf/vxworks.h" /* Return true if symbol NAME, as defined by ABFD, is one of the special __GOTT_BASE__ or __GOTT_INDEX__ symbols. */ @@ -225,3 +226,69 @@ elf_vxworks_final_write_processing (bfd *abfd, if (sec) d->this_hdr.sh_info = elf_section_data (sec)->this_idx; } + +/* Add the dynamic entries required by VxWorks. These point to the + tls sections. */ + +bfd_boolean +elf_vxworks_add_dynamic_entries (bfd *output_bfd, struct bfd_link_info *info) +{ + if (bfd_get_section_by_name (output_bfd, ".tls_data")) + { + if (!_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_DATA_START, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_DATA_SIZE, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_DATA_ALIGN, 0)) + return FALSE; + } + if (bfd_get_section_by_name (output_bfd, ".tls_vars")) + { + if (!_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_VARS_START, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_VARS_SIZE, 0)) + return FALSE; + } + return TRUE; +} + +/* If *DYN is one of the VxWorks-specific dynamic entries, then fill + in the value now and return TRUE. Otherwise return FALSE. */ + +bfd_boolean +elf_vxworks_finish_dynamic_entry (bfd *output_bfd, Elf_Internal_Dyn *dyn) +{ + asection *sec; + + switch (dyn->d_tag) + { + default: + return FALSE; + + case DT_VX_WRS_TLS_DATA_START: + sec = bfd_get_section_by_name (output_bfd, ".tls_data"); + dyn->d_un.d_ptr = sec->vma; + break; + + case DT_VX_WRS_TLS_DATA_SIZE: + sec = bfd_get_section_by_name (output_bfd, ".tls_data"); + dyn->d_un.d_val = sec->size; + break; + + case DT_VX_WRS_TLS_DATA_ALIGN: + sec = bfd_get_section_by_name (output_bfd, ".tls_data"); + dyn->d_un.d_val + = (bfd_size_type)1 << bfd_get_section_alignment (abfd, sec); + break; + + case DT_VX_WRS_TLS_VARS_START: + sec = bfd_get_section_by_name (output_bfd, ".tls_vars"); + dyn->d_un.d_ptr = sec->vma; + break; + + case DT_VX_WRS_TLS_VARS_SIZE: + sec = bfd_get_section_by_name (output_bfd, ".tls_vars"); + dyn->d_un.d_val = sec->size; + break; + } + return TRUE; +} + + diff --git a/bfd/elf-vxworks.h b/bfd/elf-vxworks.h index 1b461d0..6850b3e 100644 --- a/bfd/elf-vxworks.h +++ b/bfd/elf-vxworks.h @@ -33,3 +33,6 @@ bfd_boolean elf_vxworks_emit_relocs void elf_vxworks_final_write_processing (bfd *, bfd_boolean); bfd_boolean elf_vxworks_create_dynamic_sections (bfd *, struct bfd_link_info *, asection **); +bfd_boolean elf_vxworks_add_dynamic_entries (bfd *, struct bfd_link_info *); +bfd_boolean elf_vxworks_finish_dynamic_entry (bfd *, Elf_Internal_Dyn *); + |