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| author | Tristan Gingold <gingold@adacore.com> | 2010-06-10 08:51:46 +0000 |
|---|---|---|
| committer | Tristan Gingold <gingold@adacore.com> | 2010-06-10 08:51:46 +0000 |
| commit | e1f000f69cf227b4fefa30a5234cd9a9e68fee40 (patch) | |
| tree | c38c106cacde67a2a46fe8eda6c880f1c6c98595 /bfd | |
| parent | 820744a571ae32a6858f63b4c75791cb911b6c3e (diff) | |
| download | gdb-e1f000f69cf227b4fefa30a5234cd9a9e68fee40.zip gdb-e1f000f69cf227b4fefa30a5234cd9a9e68fee40.tar.gz gdb-e1f000f69cf227b4fefa30a5234cd9a9e68fee40.tar.bz2 | |
bfd/
2010-06-10 Tristan Gingold <gingold@adacore.com>
* som.c: Can now be compiled on any host.
Include bfd headers instead of system one.
(som_compute_checksum): Parameter is now a pointer to a
som_external_header structure. Adjust.
(struct section_to_type): Field section is now const.
(R_DLT_REL, R_AUX_UNWIND, R_SEC_STMT): Removed conditional
definition.
(R_LONG_PCREL_MODE, R_N0SEL, R_N1SEL, R_LINETAB): Ditto.
(R_LINETAB_ESC, R_LTP_OVERRIDE, R_COMMENT): Ditto.
(som_swap_clock_in, som_swap_clock_out): New functions.
(som_swap_header_in, som_swap_header_out): Likewise.
(som_swap_space_dictionary_in): Likewise.
(som_swap_space_dictionary_out): Likewise.
(som_swap_subspace_dictionary_in): Likewise.
(som_swap_subspace_dictionary_record_out): Likewise.
(som_swap_aux_id_in, som_swap_aux_id_out): Likewise.
(som_swap_string_auxhdr_out): Likewise.
(som_swap_compilation_unit_out): Likewise.
(som_swap_exec_auxhdr_in): Likewise.
(som_swap_exec_auxhdr_out): Likewise.
(som_swap_lst_header_in): Likewise.
(som_object_setup): Adjust parameter type using bfd types.
(setup_sections): Likewise. Ditto for object file types.
Use intermediate variables for external representation and use the
swap functions to convert.
(som_object_p): Ditto. Remove #ifdef/#endif on always defined
macros.
(som_prep_headers): Likewise.
(som_write_symbol_strings): Likewise.
(som_begin_writing): Likewise.
(som_finish_writing): Likewise.
(som_build_and_write_symbol_table): Likewise.
(bfd_section_from_som_symbol): Likewise.
(som_slurp_symbol_table): Likewise.
(som_bfd_print_private_bfd_data): Likewise.
(bfd_som_attach_aux_hdr): Likewise. Clear the padding.
(bfd_som_attach_compilation_unit): Likewise.
(som_bfd_count_ar_symbols): Likewise.
(som_bfd_fill_in_ar_symbols): Likewise.
(som_slurp_armap): Likewise.
(som_bfd_ar_write_symbol_stuff): Likewise.
(som_write_armap): Likewise. Use _bfd_ar_spacepad instead of
sprintf to write header fields.
* som.h: Include bfd headers instead of system one.
(FILE_HDR_SIZE, AUX_HDR_SIZE): Removed.
(struct somdata): Use bfd structures instead of system ones.
(struct som_section_data_struct): Likewise.
(struct som_subspace_dictionary_record): Removed (now in
include/som/internal.h)
gas/
2010-06-10 Tristan Gingold <gingold@adacore.com>
* config/obj-som.h: Includes som/reloc.h
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 52 | ||||
| -rw-r--r-- | bfd/som.c | 1133 | ||||
| -rw-r--r-- | bfd/som.h | 50 |
3 files changed, 827 insertions, 408 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 31ae3c8..14341c4 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,57 @@ 2010-06-10 Tristan Gingold <gingold@adacore.com> + * som.c: Can now be compiled on any host. + Include bfd headers instead of system one. + (som_compute_checksum): Parameter is now a pointer to a + som_external_header structure. Adjust. + (struct section_to_type): Field section is now const. + (R_DLT_REL, R_AUX_UNWIND, R_SEC_STMT): Removed conditional + definition. + (R_LONG_PCREL_MODE, R_N0SEL, R_N1SEL, R_LINETAB): Ditto. + (R_LINETAB_ESC, R_LTP_OVERRIDE, R_COMMENT): Ditto. + (som_swap_clock_in, som_swap_clock_out): New functions. + (som_swap_header_in, som_swap_header_out): Likewise. + (som_swap_space_dictionary_in): Likewise. + (som_swap_space_dictionary_out): Likewise. + (som_swap_subspace_dictionary_in): Likewise. + (som_swap_subspace_dictionary_record_out): Likewise. + (som_swap_aux_id_in, som_swap_aux_id_out): Likewise. + (som_swap_string_auxhdr_out): Likewise. + (som_swap_compilation_unit_out): Likewise. + (som_swap_exec_auxhdr_in): Likewise. + (som_swap_exec_auxhdr_out): Likewise. + (som_swap_lst_header_in): Likewise. + (som_object_setup): Adjust parameter type using bfd types. + (setup_sections): Likewise. Ditto for object file types. + Use intermediate variables for external representation and use the + swap functions to convert. + (som_object_p): Ditto. Remove #ifdef/#endif on always defined + macros. + (som_prep_headers): Likewise. + (som_write_symbol_strings): Likewise. + (som_begin_writing): Likewise. + (som_finish_writing): Likewise. + (som_build_and_write_symbol_table): Likewise. + (bfd_section_from_som_symbol): Likewise. + (som_slurp_symbol_table): Likewise. + (som_bfd_print_private_bfd_data): Likewise. + (bfd_som_attach_aux_hdr): Likewise. Clear the padding. + (bfd_som_attach_compilation_unit): Likewise. + (som_bfd_count_ar_symbols): Likewise. + (som_bfd_fill_in_ar_symbols): Likewise. + (som_slurp_armap): Likewise. + (som_bfd_ar_write_symbol_stuff): Likewise. + (som_write_armap): Likewise. Use _bfd_ar_spacepad instead of + sprintf to write header fields. + * som.h: Include bfd headers instead of system one. + (FILE_HDR_SIZE, AUX_HDR_SIZE): Removed. + (struct somdata): Use bfd structures instead of system ones. + (struct som_section_data_struct): Likewise. + (struct som_subspace_dictionary_record): Removed (now in + include/som/internal.h) + +2010-06-10 Tristan Gingold <gingold@adacore.com> + * targets.c (bfd_target_list): Remove hp/ux compiler work-around as bfd requires an ANSI-C compiler. @@ -27,16 +27,11 @@ #include "sysdep.h" #include "bfd.h" -#if defined (HOST_HPPAHPUX) || defined (HOST_HPPABSD) || defined (HOST_HPPAOSF) || defined(HOST_HPPAMPEIX) - #include "libbfd.h" #include "som.h" #include "safe-ctype.h" - -#include <sys/param.h> -#include <signal.h> -#include <machine/reg.h> -#include <sys/file.h> +#include "som/reloc.h" +#include "aout/ar.h" static bfd_reloc_status_type hppa_som_reloc (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); @@ -44,7 +39,7 @@ static bfd_boolean som_mkobject (bfd *); static bfd_boolean som_is_space (asection *); static bfd_boolean som_is_subspace (asection *); static int compare_subspaces (const void *, const void *); -static unsigned long som_compute_checksum (bfd *); +static unsigned long som_compute_checksum (struct som_external_header *); static bfd_boolean som_build_and_write_symbol_table (bfd *); static unsigned int som_slurp_symbol_table (bfd *); @@ -145,7 +140,7 @@ typedef enum struct section_to_type { - char *section; + const char *section; char type; }; @@ -636,17 +631,6 @@ static const int comp3_opcodes[] = }; /* These apparently are not in older versions of hpux reloc.h (hpux7). */ -#ifndef R_DLT_REL -#define R_DLT_REL 0x78 -#endif - -#ifndef R_AUX_UNWIND -#define R_AUX_UNWIND 0xcf -#endif - -#ifndef R_SEC_STMT -#define R_SEC_STMT 0xd7 -#endif /* And these first appeared in hpux10. */ #ifndef R_SHORT_PCREL_MODE @@ -654,34 +638,6 @@ static const int comp3_opcodes[] = #define R_SHORT_PCREL_MODE 0x3e #endif -#ifndef R_LONG_PCREL_MODE -#define R_LONG_PCREL_MODE 0x3f -#endif - -#ifndef R_N0SEL -#define R_N0SEL 0xd8 -#endif - -#ifndef R_N1SEL -#define R_N1SEL 0xd9 -#endif - -#ifndef R_LINETAB -#define R_LINETAB 0xda -#endif - -#ifndef R_LINETAB_ESC -#define R_LINETAB_ESC 0xdb -#endif - -#ifndef R_LTP_OVERRIDE -#define R_LTP_OVERRIDE 0xdc -#endif - -#ifndef R_COMMENT -#define R_COMMENT 0xdd -#endif - #define SOM_HOWTO(TYPE, NAME) \ HOWTO(TYPE, 0, 0, 32, FALSE, 0, 0, hppa_som_reloc, NAME, FALSE, 0, 0, FALSE) @@ -1645,12 +1601,355 @@ som_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, return NULL; } +static void +som_swap_clock_in (struct som_external_clock *src, + struct som_clock *dst) +{ + dst->secs = bfd_getb32 (src->secs); + dst->nanosecs = bfd_getb32 (src->nanosecs); +} + +static void +som_swap_clock_out (struct som_clock *src, + struct som_external_clock *dst) +{ + bfd_putb32 (src->secs, dst->secs); + bfd_putb32 (src->nanosecs, dst->nanosecs); +} + +static void +som_swap_header_in (struct som_external_header *src, + struct som_header *dst) +{ + dst->system_id = bfd_getb16 (src->system_id); + dst->a_magic = bfd_getb16 (src->a_magic); + dst->version_id = bfd_getb32 (src->version_id); + som_swap_clock_in (&src->file_time, &dst->file_time); + dst->entry_space = bfd_getb32 (src->entry_space); + dst->entry_subspace = bfd_getb32 (src->entry_subspace); + dst->entry_offset = bfd_getb32 (src->entry_offset); + dst->aux_header_location = bfd_getb32 (src->aux_header_location); + dst->aux_header_size = bfd_getb32 (src->aux_header_size); + dst->som_length = bfd_getb32 (src->som_length); + dst->presumed_dp = bfd_getb32 (src->presumed_dp); + dst->space_location = bfd_getb32 (src->space_location); + dst->space_total = bfd_getb32 (src->space_total); + dst->subspace_location = bfd_getb32 (src->subspace_location); + dst->subspace_total = bfd_getb32 (src->subspace_total); + dst->loader_fixup_location = bfd_getb32 (src->loader_fixup_location); + dst->loader_fixup_total = bfd_getb32 (src->loader_fixup_total); + dst->space_strings_location = bfd_getb32 (src->space_strings_location); + dst->space_strings_size = bfd_getb32 (src->space_strings_size); + dst->init_array_location = bfd_getb32 (src->init_array_location); + dst->init_array_total = bfd_getb32 (src->init_array_total); + dst->compiler_location = bfd_getb32 (src->compiler_location); + dst->compiler_total = bfd_getb32 (src->compiler_total); + dst->symbol_location = bfd_getb32 (src->symbol_location); + dst->symbol_total = bfd_getb32 (src->symbol_total); + dst->fixup_request_location = bfd_getb32 (src->fixup_request_location); + dst->fixup_request_total = bfd_getb32 (src->fixup_request_total); + dst->symbol_strings_location = bfd_getb32 (src->symbol_strings_location); + dst->symbol_strings_size = bfd_getb32 (src->symbol_strings_size); + dst->unloadable_sp_location = bfd_getb32 (src->unloadable_sp_location); + dst->unloadable_sp_size = bfd_getb32 (src->unloadable_sp_size); + dst->checksum = bfd_getb32 (src->checksum); +} + +static void +som_swap_header_out (struct som_header *src, + struct som_external_header *dst) +{ + bfd_putb16 (src->system_id, dst->system_id); + bfd_putb16 (src->a_magic, dst->a_magic); + bfd_putb32 (src->version_id, dst->version_id); + som_swap_clock_out (&src->file_time, &dst->file_time); + bfd_putb32 (src->entry_space, dst->entry_space); + bfd_putb32 (src->entry_subspace, dst->entry_subspace); + bfd_putb32 (src->entry_offset, dst->entry_offset); + bfd_putb32 (src->aux_header_location, dst->aux_header_location); + bfd_putb32 (src->aux_header_size, dst->aux_header_size); + bfd_putb32 (src->som_length, dst->som_length); + bfd_putb32 (src->presumed_dp, dst->presumed_dp); + bfd_putb32 (src->space_location, dst->space_location); + bfd_putb32 (src->space_total, dst->space_total); + bfd_putb32 (src->subspace_location, dst->subspace_location); + bfd_putb32 (src->subspace_total, dst->subspace_total); + bfd_putb32 (src->loader_fixup_location, dst->loader_fixup_location); + bfd_putb32 (src->loader_fixup_total, dst->loader_fixup_total); + bfd_putb32 (src->space_strings_location, dst->space_strings_location); + bfd_putb32 (src->space_strings_size, dst->space_strings_size); + bfd_putb32 (src->init_array_location, dst->init_array_location); + bfd_putb32 (src->init_array_total, dst->init_array_total); + bfd_putb32 (src->compiler_location, dst->compiler_location); + bfd_putb32 (src->compiler_total, dst->compiler_total); + bfd_putb32 (src->symbol_location, dst->symbol_location); + bfd_putb32 (src->symbol_total, dst->symbol_total); + bfd_putb32 (src->fixup_request_location, dst->fixup_request_location); + bfd_putb32 (src->fixup_request_total, dst->fixup_request_total); + bfd_putb32 (src->symbol_strings_location, dst->symbol_strings_location); + bfd_putb32 (src->symbol_strings_size, dst->symbol_strings_size); + bfd_putb32 (src->unloadable_sp_location, dst->unloadable_sp_location); + bfd_putb32 (src->unloadable_sp_size, dst->unloadable_sp_size); + bfd_putb32 (src->checksum, dst->checksum); +} + +static void +som_swap_space_dictionary_in (struct som_external_space_dictionary_record *src, + struct som_space_dictionary_record *dst) +{ + unsigned int flags; + + dst->name = bfd_getb32 (src->name); + flags = bfd_getb32 (src->flags); + dst->is_loadable = (flags & SOM_SPACE_IS_LOADABLE) != 0; + dst->is_defined = (flags & SOM_SPACE_IS_DEFINED) != 0; + dst->is_private = (flags & SOM_SPACE_IS_PRIVATE) != 0; + dst->has_intermediate_code = (flags & SOM_SPACE_HAS_INTERMEDIATE_CODE) != 0; + dst->is_tspecific = (flags & SOM_SPACE_IS_TSPECIFIC) != 0; + dst->reserved = 0; + dst->sort_key = (flags >> SOM_SPACE_SORT_KEY_SH) & SOM_SPACE_SORT_KEY_MASK; + dst->reserved2 = 0; + dst->space_number = bfd_getb32 (src->space_number); + dst->subspace_index = bfd_getb32 (src->subspace_index); + dst->subspace_quantity = bfd_getb32 (src->subspace_quantity); + dst->loader_fix_index = bfd_getb32 (src->loader_fix_index); + dst->loader_fix_quantity = bfd_getb32 (src->loader_fix_quantity); + dst->init_pointer_index = bfd_getb32 (src->init_pointer_index); + dst->init_pointer_quantity = bfd_getb32 (src->init_pointer_quantity); +} + +static void +som_swap_space_dictionary_out (struct som_space_dictionary_record *src, + struct som_external_space_dictionary_record *dst) +{ + unsigned int flags; + + bfd_putb32 (src->name, dst->name); + + flags = 0; + if (src->is_loadable) + flags |= SOM_SPACE_IS_LOADABLE; + if (src->is_defined) + flags |= SOM_SPACE_IS_DEFINED; + if (src->is_private) + flags |= SOM_SPACE_IS_PRIVATE; + if (src->has_intermediate_code) + flags |= SOM_SPACE_HAS_INTERMEDIATE_CODE; + if (src->is_tspecific) + flags |= SOM_SPACE_IS_TSPECIFIC; + flags |= (src->sort_key & SOM_SPACE_SORT_KEY_MASK) << SOM_SPACE_SORT_KEY_SH; + bfd_putb32 (flags, dst->flags); + bfd_putb32 (src->space_number, dst->space_number); + bfd_putb32 (src->subspace_index, dst->subspace_index); + bfd_putb32 (src->subspace_quantity, dst->subspace_quantity); + bfd_putb32 (src->loader_fix_index, dst->loader_fix_index); + bfd_putb32 (src->loader_fix_quantity, dst->loader_fix_quantity); + bfd_putb32 (src->init_pointer_index, dst->init_pointer_index); + bfd_putb32 (src->init_pointer_quantity, dst->init_pointer_quantity); +} + +static void +som_swap_subspace_dictionary_in + (struct som_external_subspace_dictionary_record *src, + struct som_subspace_dictionary_record *dst) +{ + unsigned int flags; + dst->space_index = bfd_getb32 (src->space_index); + flags = bfd_getb32 (src->flags); + dst->access_control_bits = (flags >> SOM_SUBSPACE_ACCESS_CONTROL_BITS_SH) + & SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK; + dst->memory_resident = (flags & SOM_SUBSPACE_MEMORY_RESIDENT) != 0; + dst->dup_common = (flags & SOM_SUBSPACE_DUP_COMMON) != 0; + dst->is_common = (flags & SOM_SUBSPACE_IS_COMMON) != 0; + dst->is_loadable = (flags & SOM_SUBSPACE_IS_LOADABLE) != 0; + dst->quadrant = (flags >> SOM_SUBSPACE_QUADRANT_SH) + & SOM_SUBSPACE_QUADRANT_MASK; + dst->initially_frozen = (flags & SOM_SUBSPACE_INITIALLY_FROZEN) != 0; + dst->is_first = (flags & SOM_SUBSPACE_IS_FIRST) != 0; + dst->code_only = (flags & SOM_SUBSPACE_CODE_ONLY) != 0; + dst->sort_key = (flags >> SOM_SUBSPACE_SORT_KEY_SH) + & SOM_SUBSPACE_SORT_KEY_MASK; + dst->replicate_init = (flags & SOM_SUBSPACE_REPLICATE_INIT) != 0; + dst->continuation = (flags & SOM_SUBSPACE_CONTINUATION) != 0; + dst->is_tspecific = (flags & SOM_SUBSPACE_IS_TSPECIFIC) != 0; + dst->is_comdat = (flags & SOM_SUBSPACE_IS_COMDAT) != 0; + dst->reserved = 0; + dst->file_loc_init_value = bfd_getb32 (src->file_loc_init_value); + dst->initialization_length = bfd_getb32 (src->initialization_length); + dst->subspace_start = bfd_getb32 (src->subspace_start); + dst->subspace_length = bfd_getb32 (src->subspace_length); + dst->alignment = bfd_getb32 (src->alignment); + dst->name = bfd_getb32 (src->name); + dst->fixup_request_index = bfd_getb32 (src->fixup_request_index); + dst->fixup_request_quantity = bfd_getb32 (src->fixup_request_quantity); +} + +static void +som_swap_subspace_dictionary_record_out + (struct som_subspace_dictionary_record *src, + struct som_external_subspace_dictionary_record *dst) +{ + unsigned int flags; + + bfd_putb32 (src->space_index, dst->space_index); + flags = (src->access_control_bits & SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK) + << SOM_SUBSPACE_ACCESS_CONTROL_BITS_SH; + if (src->memory_resident) + flags |= SOM_SUBSPACE_MEMORY_RESIDENT; + if (src->dup_common) + flags |= SOM_SUBSPACE_DUP_COMMON; + if (src->is_common) + flags |= SOM_SUBSPACE_IS_COMMON; + if (src->is_loadable) + flags |= SOM_SUBSPACE_IS_LOADABLE; + flags |= (src->quadrant & SOM_SUBSPACE_QUADRANT_MASK) + << SOM_SUBSPACE_QUADRANT_SH; + if (src->initially_frozen) + flags |= SOM_SUBSPACE_INITIALLY_FROZEN; + if (src->is_first) + flags |= SOM_SUBSPACE_IS_FIRST; + if (src->code_only) + flags |= SOM_SUBSPACE_CODE_ONLY; + flags |= (src->sort_key & SOM_SUBSPACE_SORT_KEY_MASK) + << SOM_SUBSPACE_SORT_KEY_SH; + if (src->replicate_init) + flags |= SOM_SUBSPACE_REPLICATE_INIT; + if (src->continuation) + flags |= SOM_SUBSPACE_CONTINUATION; + if (src->is_tspecific) + flags |= SOM_SUBSPACE_IS_TSPECIFIC; + if (src->is_comdat) + flags |= SOM_SUBSPACE_IS_COMDAT; + bfd_putb32 (flags, dst->flags); + bfd_putb32 (src->file_loc_init_value, dst->file_loc_init_value); + bfd_putb32 (src->initialization_length, dst->initialization_length); + bfd_putb32 (src->subspace_start, dst->subspace_start); + bfd_putb32 (src->subspace_length, dst->subspace_length); + bfd_putb32 (src->alignment, dst->alignment); + bfd_putb32 (src->name, dst->name); + bfd_putb32 (src->fixup_request_index, dst->fixup_request_index); + bfd_putb32 (src->fixup_request_quantity, dst->fixup_request_quantity); +} + +static void +som_swap_aux_id_in (struct som_external_aux_id *src, + struct som_aux_id *dst) +{ + unsigned int flags = bfd_getb32 (src->flags); + + dst->mandatory = (flags & SOM_AUX_ID_MANDATORY) != 0; + dst->copy = (flags & SOM_AUX_ID_COPY) != 0; + dst->append = (flags & SOM_AUX_ID_APPEND) != 0; + dst->ignore = (flags & SOM_AUX_ID_IGNORE) != 0; + dst->type = (flags >> SOM_AUX_ID_TYPE_SH) & SOM_AUX_ID_TYPE_MASK; + dst->length = bfd_getb32 (src->length); +} + +static void +som_swap_aux_id_out (struct som_aux_id *src, + struct som_external_aux_id *dst) +{ + unsigned int flags = 0; + + if (src->mandatory) + flags |= SOM_AUX_ID_MANDATORY; + if (src->copy) + flags |= SOM_AUX_ID_COPY; + if (src->append) + flags |= SOM_AUX_ID_APPEND; + if (src->ignore) + flags |= SOM_AUX_ID_IGNORE; + flags |= (src->type & SOM_AUX_ID_TYPE_MASK) << SOM_AUX_ID_TYPE_SH; + bfd_putb32 (flags, dst->flags); + bfd_putb32 (src->length, dst->length); +} + +static void +som_swap_string_auxhdr_out (struct som_string_auxhdr *src, + struct som_external_string_auxhdr *dst) +{ + som_swap_aux_id_out (&src->header_id, &dst->header_id); + bfd_putb32 (src->string_length, dst->string_length); +} + +static void +som_swap_compilation_unit_out (struct som_compilation_unit *src, + struct som_external_compilation_unit *dst) +{ + bfd_putb32 (src->name.strx, dst->name); + bfd_putb32 (src->language_name.strx, dst->language_name); + bfd_putb32 (src->product_id.strx, dst->product_id); + bfd_putb32 (src->version_id.strx, dst->version_id); + bfd_putb32 (src->flags, dst->flags); + som_swap_clock_out (&src->compile_time, &dst->compile_time); + som_swap_clock_out (&src->source_time, &dst->source_time); +} + +static void +som_swap_exec_auxhdr_in (struct som_external_exec_auxhdr *src, + struct som_exec_auxhdr *dst) +{ + som_swap_aux_id_in (&src->som_auxhdr, &dst->som_auxhdr); + dst->exec_tsize = bfd_getb32 (src->exec_tsize); + dst->exec_tmem = bfd_getb32 (src->exec_tmem); + dst->exec_tfile = bfd_getb32 (src->exec_tfile); + dst->exec_dsize = bfd_getb32 (src->exec_dsize); + dst->exec_dmem = bfd_getb32 (src->exec_dmem); + dst->exec_dfile = bfd_getb32 (src->exec_dfile); + dst->exec_bsize = bfd_getb32 (src->exec_bsize); + dst->exec_entry = bfd_getb32 (src->exec_entry); + dst->exec_flags = bfd_getb32 (src->exec_flags); + dst->exec_bfill = bfd_getb32 (src->exec_bfill); +} + +static void +som_swap_exec_auxhdr_out (struct som_exec_auxhdr *src, + struct som_external_exec_auxhdr *dst) +{ + som_swap_aux_id_out (&src->som_auxhdr, &dst->som_auxhdr); + bfd_putb32 (src->exec_tsize, dst->exec_tsize); + bfd_putb32 (src->exec_tmem, dst->exec_tmem); + bfd_putb32 (src->exec_tfile, dst->exec_tfile); + bfd_putb32 (src->exec_dsize, dst->exec_dsize); + bfd_putb32 (src->exec_dmem, dst->exec_dmem); + bfd_putb32 (src->exec_dfile, dst->exec_dfile); + bfd_putb32 (src->exec_bsize, dst->exec_bsize); + bfd_putb32 (src->exec_entry, dst->exec_entry); + bfd_putb32 (src->exec_flags, dst->exec_flags); + bfd_putb32 (src->exec_bfill, dst->exec_bfill); +} + +static void +som_swap_lst_header_in (struct som_external_lst_header *src, + struct som_lst_header *dst) +{ + dst->system_id = bfd_getb16 (src->system_id); + dst->a_magic = bfd_getb16 (src->a_magic); + dst->version_id = bfd_getb32 (src->version_id); + som_swap_clock_in (&src->file_time, &dst->file_time); + dst->hash_loc = bfd_getb32 (src->hash_loc); + dst->hash_size = bfd_getb32 (src->hash_size); + dst->module_count = bfd_getb32 (src->module_count); + dst->module_limit = bfd_getb32 (src->module_limit); + dst->dir_loc = bfd_getb32 (src->dir_loc); + dst->export_loc = bfd_getb32 (src->export_loc); + dst->export_count = bfd_getb32 (src->export_count); + dst->import_loc = bfd_getb32 (src->import_loc); + dst->aux_loc = bfd_getb32 (src->aux_loc); + dst->aux_size = bfd_getb32 (src->aux_size); + dst->string_loc = bfd_getb32 (src->string_loc); + dst->string_size = bfd_getb32 (src->string_size); + dst->free_list = bfd_getb32 (src->free_list); + dst->file_end = bfd_getb32 (src->file_end); + dst->checksum = bfd_getb32 (src->checksum); +} + /* Perform some initialization for an object. Save results of this initialization in the BFD. */ static const bfd_target * som_object_setup (bfd *abfd, - struct header *file_hdrp, + struct som_header *file_hdrp, struct som_exec_auxhdr *aux_hdrp, unsigned long current_offset) { @@ -1774,7 +2073,7 @@ som_object_setup (bfd *abfd, static bfd_boolean setup_sections (bfd *abfd, - struct header *file_hdr, + struct som_header *file_hdr, unsigned long current_offset) { char *space_strings; @@ -1799,7 +2098,10 @@ setup_sections (bfd *abfd, /* Loop over all of the space dictionaries, building up sections. */ for (space_index = 0; space_index < file_hdr->space_total; space_index++) { - struct space_dictionary_record space; + struct som_space_dictionary_record space; + struct som_external_space_dictionary_record ext_space; + char *space_name; + struct som_external_subspace_dictionary_record ext_subspace; struct som_subspace_dictionary_record subspace, save_subspace; unsigned int subspace_index; asection *space_asect; @@ -1809,22 +2111,24 @@ setup_sections (bfd *abfd, /* Read the space dictionary element. */ if (bfd_seek (abfd, (current_offset + file_hdr->space_location - + space_index * sizeof space), + + space_index * sizeof (ext_space)), SEEK_SET) != 0) goto error_return; - amt = sizeof space; - if (bfd_bread (&space, amt, abfd) != amt) + amt = sizeof ext_space; + if (bfd_bread (&ext_space, amt, abfd) != amt) goto error_return; + som_swap_space_dictionary_in (&ext_space, &space); + /* Setup the space name string. */ - space.name.n_name = space.name.n_strx + space_strings; + space_name = space.name + space_strings; /* Make a section out of it. */ - amt = strlen (space.name.n_name) + 1; + amt = strlen (space_name) + 1; newname = bfd_alloc (abfd, amt); if (!newname) goto error_return; - strcpy (newname, space.name.n_name); + strcpy (newname, space_name); space_asect = bfd_make_section_anyway (abfd, newname); if (!space_asect) @@ -1846,19 +2150,21 @@ setup_sections (bfd *abfd, /* Now, read in the first subspace for this space. */ if (bfd_seek (abfd, (current_offset + file_hdr->subspace_location - + space.subspace_index * sizeof subspace), + + space.subspace_index * sizeof ext_subspace), SEEK_SET) != 0) goto error_return; - amt = sizeof subspace; - if (bfd_bread (&subspace, amt, abfd) != amt) + amt = sizeof ext_subspace; + if (bfd_bread (&ext_subspace, amt, abfd) != amt) goto error_return; /* Seek back to the start of the subspaces for loop below. */ if (bfd_seek (abfd, (current_offset + file_hdr->subspace_location - + space.subspace_index * sizeof subspace), + + space.subspace_index * sizeof ext_subspace), SEEK_SET) != 0) goto error_return; + som_swap_subspace_dictionary_in (&ext_subspace, &subspace); + /* Setup the start address and file loc from the first subspace record. */ space_asect->vma = subspace.subspace_start; @@ -1876,20 +2182,23 @@ setup_sections (bfd *abfd, subspace_index++) { asection *subspace_asect; + char *subspace_name; /* Read in the next subspace. */ - amt = sizeof subspace; - if (bfd_bread (&subspace, amt, abfd) != amt) + amt = sizeof ext_subspace; + if (bfd_bread (&ext_subspace, amt, abfd) != amt) goto error_return; + som_swap_subspace_dictionary_in (&ext_subspace, &subspace); + /* Setup the subspace name string. */ - subspace.name.n_name = subspace.name.n_strx + space_strings; + subspace_name = subspace.name + space_strings; - amt = strlen (subspace.name.n_name) + 1; + amt = strlen (subspace_name) + 1; newname = bfd_alloc (abfd, amt); if (!newname) goto error_return; - strcpy (newname, subspace.name.n_name); + strcpy (newname, subspace_name); /* Make a section out of this subspace. */ subspace_asect = bfd_make_section_anyway (abfd, newname); @@ -2066,27 +2375,32 @@ setup_sections (bfd *abfd, return FALSE; } + /* Read in a SOM object and make it into a BFD. */ static const bfd_target * som_object_p (bfd *abfd) { - struct header file_hdr; + struct som_external_header ext_file_hdr; + struct som_header file_hdr; struct som_exec_auxhdr *aux_hdr_ptr = NULL; unsigned long current_offset = 0; - struct lst_header lst_header; - struct som_entry som_entry; + struct som_external_lst_header ext_lst_header; + struct som_external_som_entry ext_som_entry; bfd_size_type amt; -#define ENTRY_SIZE sizeof (struct som_entry) + unsigned int loc; +#define ENTRY_SIZE sizeof (struct som_external_som_entry) - amt = FILE_HDR_SIZE; - if (bfd_bread ((void *) &file_hdr, amt, abfd) != amt) + amt = sizeof (struct som_external_header); + if (bfd_bread (&ext_file_hdr, amt, abfd) != amt) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); return NULL; } + som_swap_header_in (&ext_file_hdr, &file_hdr); + if (!_PA_RISC_ID (file_hdr.system_id)) { bfd_set_error (bfd_error_wrong_format); @@ -2099,18 +2413,13 @@ som_object_p (bfd *abfd) case EXEC_MAGIC: case SHARE_MAGIC: case DEMAND_MAGIC: -#ifdef DL_MAGIC case DL_MAGIC: -#endif -#ifdef SHL_MAGIC case SHL_MAGIC: -#endif #ifdef SHARED_MAGIC_CNX case SHARED_MAGIC_CNX: #endif break; -#ifdef EXECLIBMAGIC case EXECLIBMAGIC: /* Read the lst header and determine where the SOM directory begins. */ @@ -2121,8 +2430,8 @@ som_object_p (bfd *abfd) return NULL; } - amt = SLSTHDR; - if (bfd_bread ((void *) &lst_header, amt, abfd) != amt) + amt = sizeof (struct som_external_lst_header); + if (bfd_bread (&ext_lst_header, amt, abfd) != amt) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); @@ -2130,8 +2439,8 @@ som_object_p (bfd *abfd) } /* Position to and read the first directory entry. */ - - if (bfd_seek (abfd, lst_header.dir_loc, SEEK_SET) != 0) + loc = bfd_getb32 (ext_lst_header.dir_loc); + if (bfd_seek (abfd, loc, SEEK_SET) != 0) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); @@ -2139,7 +2448,7 @@ som_object_p (bfd *abfd) } amt = ENTRY_SIZE; - if (bfd_bread ((void *) &som_entry, amt, abfd) != amt) + if (bfd_bread (&ext_som_entry, amt, abfd) != amt) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); @@ -2147,34 +2456,33 @@ som_object_p (bfd *abfd) } /* Now position to the first SOM. */ - - if (bfd_seek (abfd, som_entry.location, SEEK_SET) != 0) + current_offset = bfd_getb32 (ext_som_entry.location); + if (bfd_seek (abfd, current_offset, SEEK_SET) != 0) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); return NULL; } - current_offset = som_entry.location; - /* And finally, re-read the som header. */ - amt = FILE_HDR_SIZE; - if (bfd_bread ((void *) &file_hdr, amt, abfd) != amt) + amt = sizeof (struct som_external_header); + if (bfd_bread (&ext_file_hdr, amt, abfd) != amt) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); return NULL; } + som_swap_header_in (&ext_file_hdr, &file_hdr); + break; -#endif default: bfd_set_error (bfd_error_wrong_format); return NULL; } - if (file_hdr.version_id != VERSION_ID + if (file_hdr.version_id != OLD_VERSION_ID && file_hdr.version_id != NEW_VERSION_ID) { bfd_set_error (bfd_error_wrong_format); @@ -2186,17 +2494,20 @@ som_object_p (bfd *abfd) a non-existant auxiliary header. */ if (file_hdr.aux_header_size != 0) { + struct som_external_exec_auxhdr ext_exec_auxhdr; + aux_hdr_ptr = bfd_zalloc (abfd, (bfd_size_type) sizeof (*aux_hdr_ptr)); if (aux_hdr_ptr == NULL) return NULL; - amt = AUX_HDR_SIZE; - if (bfd_bread ((void *) aux_hdr_ptr, amt, abfd) != amt) + amt = sizeof (struct som_external_exec_auxhdr); + if (bfd_bread (&ext_exec_auxhdr, amt, abfd) != amt) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); return NULL; } + som_swap_exec_auxhdr_in (&ext_exec_auxhdr, aux_hdr_ptr); } if (!setup_sections (abfd, &file_hdr, current_offset)) @@ -2229,9 +2540,9 @@ som_mkobject (bfd *abfd) static bfd_boolean som_prep_headers (bfd *abfd) { - struct header *file_hdr; + struct som_header *file_hdr; asection *section; - bfd_size_type amt = sizeof (struct header); + bfd_size_type amt = sizeof (struct som_header); /* Make and attach a file header to the BFD. */ file_hdr = bfd_zalloc (abfd, amt); @@ -2284,7 +2595,7 @@ som_prep_headers (bfd *abfd) if (som_is_space (section)) { /* Allocate space for the space dictionary. */ - amt = sizeof (struct space_dictionary_record); + amt = sizeof (struct som_space_dictionary_record); som_section_data (section)->space_dict = bfd_zalloc (abfd, amt); if (som_section_data (section)->space_dict == NULL) return FALSE; @@ -3042,7 +3353,10 @@ som_write_space_strings (bfd *abfd, returning from this function.) The same technique is used a few more times below when a buffer is reallocated. */ - tmp_space_size = MAX (2 * tmp_space_size, 5 + length); + if (2 * tmp_space_size < length + 5) + tmp_space_size = length + 5; + else + tmp_space_size = 2 * tmp_space_size; tmp_space = alloca (tmp_space_size); } @@ -3058,9 +3372,9 @@ som_write_space_strings (bfd *abfd, /* Record the index in the space/subspace records. */ if (som_is_space (section)) - som_section_data (section)->space_dict->name.n_strx = strings_size; + som_section_data (section)->space_dict->name = strings_size; else - som_section_data (section)->subspace_dict->name.n_strx = strings_size; + som_section_data (section)->subspace_dict->name = strings_size; /* Next comes the string itself + a null terminator. */ strcpy (p, section->name); @@ -3093,7 +3407,7 @@ som_write_symbol_strings (bfd *abfd, asymbol **syms, unsigned int num_syms, unsigned int *string_sizep, - COMPUNIT *compilation_unit) + struct som_compilation_unit *compilation_unit) { unsigned int i; @@ -3104,7 +3418,6 @@ som_write_symbol_strings (bfd *abfd, char *p = tmp_space; unsigned int strings_size = 0; - char *comp[4]; bfd_size_type amt; /* This gets a bit gruesome because of the compilation unit. The @@ -3113,13 +3426,6 @@ som_write_symbol_strings (bfd *abfd, write them and update the compilation unit header. On input, the compilation unit header contains local copies of the strings. Move them aside. */ - if (compilation_unit) - { - comp[0] = compilation_unit->name.n_name; - comp[1] = compilation_unit->language_name.n_name; - comp[2] = compilation_unit->product_id.n_name; - comp[3] = compilation_unit->version_id.n_name; - } /* Seek to the start of the space strings in preparation for writing them out. */ @@ -3130,7 +3436,28 @@ som_write_symbol_strings (bfd *abfd, { for (i = 0; i < 4; i++) { - size_t length = strlen (comp[i]); + struct som_name_pt *name; + size_t length; + + switch (i) + { + case 0: + name = &compilation_unit->name; + break; + case 1: + name = &compilation_unit->language_name; + break; + case 2: + name = &compilation_unit->product_id; + break; + case 3: + name = &compilation_unit->version_id; + break; + default: + abort (); + } + + length = strlen (name->name); /* If there is not enough room for the next entry, then dump the current buffer contents now and maybe allocate a @@ -3146,7 +3473,10 @@ som_write_symbol_strings (bfd *abfd, if (5 + length > tmp_space_size) { /* See alloca above for discussion of new size. */ - tmp_space_size = MAX (2 * tmp_space_size, 5 + length); + if (2 * tmp_space_size < 5 + length) + tmp_space_size = 5 + length; + else + tmp_space_size = 2 * tmp_space_size; tmp_space = alloca (tmp_space_size); } @@ -3164,26 +3494,9 @@ som_write_symbol_strings (bfd *abfd, p += 4; /* Next comes the string itself + a null terminator. */ - strcpy (p, comp[i]); + strcpy (p, name->name); - switch (i) - { - case 0: - obj_som_compilation_unit (abfd)->name.n_strx = strings_size; - break; - case 1: - obj_som_compilation_unit (abfd)->language_name.n_strx = - strings_size; - break; - case 2: - obj_som_compilation_unit (abfd)->product_id.n_strx = - strings_size; - break; - case 3: - obj_som_compilation_unit (abfd)->version_id.n_strx = - strings_size; - break; - } + name->strx = strings_size; p += length + 1; strings_size += length + 1; @@ -3215,7 +3528,10 @@ som_write_symbol_strings (bfd *abfd, if (5 + length > tmp_space_size) { /* See alloca above for discussion of new size. */ - tmp_space_size = MAX (2 * tmp_space_size, 5 + length); + if (2 * tmp_space_size < 5 + length) + tmp_space_size = 5 + length; + else + tmp_space_size = 2 * tmp_space_size; tmp_space = alloca (tmp_space_size); } @@ -3282,7 +3598,7 @@ som_begin_writing (bfd *abfd) /* Make room for the file header, it's contents are not complete yet, so it can not be written at this time. */ - current_offset += sizeof (struct header); + current_offset += sizeof (struct som_external_header); /* Any auxiliary headers will follow the file header. Right now we support only the copyright and version headers. */ @@ -3293,55 +3609,61 @@ som_begin_writing (bfd *abfd) /* Parts of the exec header will be filled in later, so delay writing the header itself. Fill in the defaults, and write it later. */ - current_offset += sizeof (struct som_exec_auxhdr); + current_offset += sizeof (struct som_external_exec_auxhdr); obj_som_file_hdr (abfd)->aux_header_size - += sizeof (struct som_exec_auxhdr); + += sizeof (struct som_external_exec_auxhdr); exec_header = obj_som_exec_hdr (abfd); exec_header->som_auxhdr.type = EXEC_AUX_ID; exec_header->som_auxhdr.length = 40; } if (obj_som_version_hdr (abfd) != NULL) { + struct som_external_string_auxhdr ext_string_auxhdr; bfd_size_type len; if (bfd_seek (abfd, (file_ptr) current_offset, SEEK_SET) != 0) return FALSE; /* Write the aux_id structure and the string length. */ - len = sizeof (struct aux_id) + sizeof (unsigned int); + len = sizeof (struct som_external_string_auxhdr); obj_som_file_hdr (abfd)->aux_header_size += len; current_offset += len; - if (bfd_bwrite ((void *) obj_som_version_hdr (abfd), len, abfd) != len) + som_swap_string_auxhdr_out + (obj_som_version_hdr (abfd), &ext_string_auxhdr); + if (bfd_bwrite (&ext_string_auxhdr, len, abfd) != len) return FALSE; /* Write the version string. */ - len = obj_som_version_hdr (abfd)->header_id.length - sizeof (int); + len = obj_som_version_hdr (abfd)->header_id.length - 4; obj_som_file_hdr (abfd)->aux_header_size += len; current_offset += len; - if (bfd_bwrite ((void *) obj_som_version_hdr (abfd)->user_string, len, abfd) + if (bfd_bwrite ((void *) obj_som_version_hdr (abfd)->string, len, abfd) != len) return FALSE; } if (obj_som_copyright_hdr (abfd) != NULL) { + struct som_external_string_auxhdr ext_string_auxhdr; bfd_size_type len; if (bfd_seek (abfd, (file_ptr) current_offset, SEEK_SET) != 0) return FALSE; /* Write the aux_id structure and the string length. */ - len = sizeof (struct aux_id) + sizeof (unsigned int); + len = sizeof (struct som_external_string_auxhdr); obj_som_file_hdr (abfd)->aux_header_size += len; current_offset += len; - if (bfd_bwrite ((void *) obj_som_copyright_hdr (abfd), len, abfd) != len) + som_swap_string_auxhdr_out + (obj_som_copyright_hdr (abfd), &ext_string_auxhdr); + if (bfd_bwrite (&ext_string_auxhdr, len, abfd) != len) return FALSE; /* Write the copyright string. */ - len = obj_som_copyright_hdr (abfd)->header_id.length - sizeof (int); + len = obj_som_copyright_hdr (abfd)->header_id.length - 4; obj_som_file_hdr (abfd)->aux_header_size += len; current_offset += len; - if (bfd_bwrite ((void *) obj_som_copyright_hdr (abfd)->copyright, len, abfd) + if (bfd_bwrite ((void *) obj_som_copyright_hdr (abfd)->string, len, abfd) != len) return FALSE; } @@ -3363,7 +3685,8 @@ som_begin_writing (bfd *abfd) num_spaces = som_count_spaces (abfd); obj_som_file_hdr (abfd)->space_location = current_offset; obj_som_file_hdr (abfd)->space_total = num_spaces; - current_offset += num_spaces * sizeof (struct space_dictionary_record); + current_offset += + num_spaces * sizeof (struct som_external_space_dictionary_record); /* Next are the subspace records. These are fixed length records. @@ -3376,7 +3699,7 @@ som_begin_writing (bfd *abfd) obj_som_file_hdr (abfd)->subspace_location = current_offset; obj_som_file_hdr (abfd)->subspace_total = num_subspaces; current_offset - += num_subspaces * sizeof (struct som_subspace_dictionary_record); + += num_subspaces * sizeof (struct som_external_subspace_dictionary_record); /* Next is the string table for the space/subspace names. We will build and write the string table on the fly. At the same time @@ -3405,7 +3728,7 @@ som_begin_writing (bfd *abfd) if (obj_som_compilation_unit (abfd)) { obj_som_file_hdr (abfd)->compiler_total = 1; - current_offset += COMPUNITSZ; + current_offset += sizeof (struct som_external_compilation_unit); } /* Now compute the file positions for the loadable subspaces, taking @@ -3620,6 +3943,7 @@ som_finish_writing (bfd *abfd) unsigned long current_offset; unsigned int strings_size, total_reloc_size; bfd_size_type amt; + struct som_external_header ext_header; /* We must set up the version identifier here as objcopy/strip copy private BFD data too late for us to handle this in som_begin_writing. */ @@ -3651,7 +3975,8 @@ som_finish_writing (bfd *abfd) num_syms = bfd_get_symcount (abfd); obj_som_file_hdr (abfd)->symbol_location = current_offset; obj_som_file_hdr (abfd)->symbol_total = num_syms; - current_offset += num_syms * sizeof (struct symbol_dictionary_record); + current_offset += + num_syms * sizeof (struct som_external_symbol_dictionary_record); /* Next are the symbol strings. Align them to a word boundary. */ @@ -3720,6 +4045,7 @@ som_finish_writing (bfd *abfd) subsection != NULL; subsection = subsection->next) { + struct som_external_subspace_dictionary_record ext_subspace_dict; /* Skip any section which does not correspond to a space or subspace. Or does not have SEC_ALLOC set (and therefore @@ -3750,9 +4076,10 @@ som_finish_writing (bfd *abfd) som_section_data (subsection)->subspace_dict->space_index = i; /* Dump the current subspace header. */ + som_swap_subspace_dictionary_record_out + (som_section_data (subsection)->subspace_dict, &ext_subspace_dict); amt = sizeof (struct som_subspace_dictionary_record); - if (bfd_bwrite ((void *) som_section_data (subsection)->subspace_dict, - amt, abfd) != amt) + if (bfd_bwrite (&ext_subspace_dict, amt, abfd) != amt) return FALSE; } /* Goto the next section. */ @@ -3775,6 +4102,7 @@ som_finish_writing (bfd *abfd) subsection != NULL; subsection = subsection->next) { + struct som_external_subspace_dictionary_record ext_subspace_dict; /* Skip any section which does not correspond to a space or subspace, or which SEC_ALLOC set (and therefore handled @@ -3806,9 +4134,10 @@ som_finish_writing (bfd *abfd) som_section_data (subsection)->subspace_dict->space_index = i; /* Dump this subspace header. */ + som_swap_subspace_dictionary_record_out + (som_section_data (subsection)->subspace_dict, &ext_subspace_dict); amt = sizeof (struct som_subspace_dictionary_record); - if (bfd_bwrite ((void *) som_section_data (subsection)->subspace_dict, - amt, abfd) != amt) + if (bfd_bwrite (&ext_subspace_dict, amt, abfd) != amt) return FALSE; } /* Goto the next section. */ @@ -3827,14 +4156,17 @@ som_finish_writing (bfd *abfd) section = abfd->sections; for (i = 0; i < num_spaces; i++) { + struct som_external_space_dictionary_record ext_space_dict; + /* Find a space. */ while (!som_is_space (section)) section = section->next; /* Dump its header. */ - amt = sizeof (struct space_dictionary_record); - if (bfd_bwrite ((void *) som_section_data (section)->space_dict, - amt, abfd) != amt) + som_swap_space_dictionary_out (som_section_data (section)->space_dict, + &ext_space_dict); + amt = sizeof (struct som_external_space_dictionary_record); + if (bfd_bwrite (&ext_space_dict, amt, abfd) != amt) return FALSE; /* Goto the next section. */ @@ -3844,12 +4176,17 @@ som_finish_writing (bfd *abfd) /* Write the compilation unit record if there is one. */ if (obj_som_compilation_unit (abfd)) { + struct som_external_compilation_unit ext_comp_unit; + location = obj_som_file_hdr (abfd)->compiler_location; if (bfd_seek (abfd, location, SEEK_SET) != 0) return FALSE; - amt = COMPUNITSZ; - if (bfd_bwrite ((void *) obj_som_compilation_unit (abfd), amt, abfd) != amt) + som_swap_compilation_unit_out + (obj_som_compilation_unit (abfd), &ext_comp_unit); + + amt = sizeof (struct som_external_compilation_unit); + if (bfd_bwrite (&ext_comp_unit, amt, abfd) != amt) return FALSE; } @@ -3864,16 +4201,17 @@ som_finish_writing (bfd *abfd) else obj_som_file_hdr (abfd)->system_id = CPU_PA_RISC1_0; - /* Compute the checksum for the file header just before writing + /* Swap and compute the checksum for the file header just before writing the header to disk. */ - obj_som_file_hdr (abfd)->checksum = som_compute_checksum (abfd); + som_swap_header_out (obj_som_file_hdr (abfd), &ext_header); + bfd_putb32 (som_compute_checksum (&ext_header), ext_header.checksum); /* Only thing left to do is write out the file header. It is always at location zero. Seek there and write it. */ if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) return FALSE; - amt = sizeof (struct header); - if (bfd_bwrite ((void *) obj_som_file_hdr (abfd), amt, abfd) != amt) + amt = sizeof (struct som_external_header); + if (bfd_bwrite (&ext_header, amt, abfd) != amt) return FALSE; /* Now write the exec header. */ @@ -3881,6 +4219,7 @@ som_finish_writing (bfd *abfd) { long tmp, som_length; struct som_exec_auxhdr *exec_header; + struct som_external_exec_auxhdr ext_exec_header; exec_header = obj_som_exec_hdr (abfd); exec_header->exec_entry = bfd_get_start_address (abfd); @@ -3906,12 +4245,14 @@ som_finish_writing (bfd *abfd) return FALSE; } + som_swap_exec_auxhdr_out (exec_header, &ext_exec_header); + if (bfd_seek (abfd, obj_som_file_hdr (abfd)->aux_header_location, SEEK_SET) != 0) return FALSE; - amt = AUX_HDR_SIZE; - if (bfd_bwrite ((void *) exec_header, amt, abfd) != amt) + amt = sizeof (ext_exec_header); + if (bfd_bwrite (&ext_exec_header, amt, abfd) != amt) return FALSE; } return TRUE; @@ -3920,13 +4261,13 @@ som_finish_writing (bfd *abfd) /* Compute and return the checksum for a SOM file header. */ static unsigned long -som_compute_checksum (bfd *abfd) +som_compute_checksum (struct som_external_header *hdr) { unsigned long checksum, count, i; - unsigned long *buffer = (unsigned long *) obj_som_file_hdr (abfd); + unsigned long *buffer = (unsigned long *) hdr; checksum = 0; - count = sizeof (struct header) / sizeof (unsigned long); + count = sizeof (struct som_external_header) / 4; for (i = 0; i < count; i++) checksum ^= *(buffer + i); @@ -4099,14 +4440,14 @@ som_build_and_write_symbol_table (bfd *abfd) unsigned int num_syms = bfd_get_symcount (abfd); file_ptr symtab_location = obj_som_file_hdr (abfd)->symbol_location; asymbol **bfd_syms = obj_som_sorted_syms (abfd); - struct symbol_dictionary_record *som_symtab = NULL; + struct som_external_symbol_dictionary_record *som_symtab = NULL; unsigned int i; bfd_size_type symtab_size; /* Compute total symbol table size and allocate a chunk of memory to hold the symbol table as we build it. */ symtab_size = num_syms; - symtab_size *= sizeof (struct symbol_dictionary_record); + symtab_size *= sizeof (struct som_external_symbol_dictionary_record); som_symtab = bfd_zmalloc (symtab_size); if (som_symtab == NULL && symtab_size != 0) goto error_return; @@ -4115,26 +4456,32 @@ som_build_and_write_symbol_table (bfd *abfd) for (i = 0; i < num_syms; i++) { struct som_misc_symbol_info info; + unsigned int flags; /* This is really an index into the symbol strings table. By the time we get here, the index has already been computed and stored into the name field in the BFD symbol. */ - som_symtab[i].name.n_strx = som_symbol_data(bfd_syms[i])->stringtab_offset; + bfd_putb32 (som_symbol_data (bfd_syms[i])->stringtab_offset, + som_symtab[i].name); /* Derive SOM information from the BFD symbol. */ som_bfd_derive_misc_symbol_info (abfd, bfd_syms[i], &info); /* Now use it. */ - som_symtab[i].symbol_type = info.symbol_type; - som_symtab[i].symbol_scope = info.symbol_scope; - som_symtab[i].arg_reloc = info.arg_reloc; - som_symtab[i].symbol_info = info.symbol_info; - som_symtab[i].xleast = 3; - som_symtab[i].symbol_value = info.symbol_value | info.priv_level; - som_symtab[i].secondary_def = info.secondary_def; - som_symtab[i].is_comdat = info.is_comdat; - som_symtab[i].is_common = info.is_common; - som_symtab[i].dup_common = info.dup_common; + flags = (info.symbol_type << SOM_SYMBOL_TYPE_SH) + | (info.symbol_scope << SOM_SYMBOL_SCOPE_SH) + | (info.arg_reloc << SOM_SYMBOL_ARG_RELOC_SH) + | (3 << SOM_SYMBOL_XLEAST_SH) + | (info.secondary_def ? SOM_SYMBOL_SECONDARY_DEF : 0) + | (info.is_common ? SOM_SYMBOL_IS_COMMON : 0) + | (info.dup_common ? SOM_SYMBOL_DUP_COMMON : 0); + bfd_putb32 (flags, som_symtab[i].flags); + + flags = (info.symbol_info << SOM_SYMBOL_SYMBOL_INFO_SH) + | (info.is_comdat ? SOM_SYMBOL_IS_COMDAT : 0); + bfd_putb32 (flags, som_symtab[i].info); + bfd_putb32 (info.symbol_value | info.priv_level, + som_symtab[i].symbol_value); } /* Everything is ready, seek to the right location and @@ -4226,20 +4573,24 @@ som_get_symtab_upper_bound (bfd *abfd) /* Convert from a SOM subspace index to a BFD section. */ static asection * -bfd_section_from_som_symbol (bfd *abfd, struct symbol_dictionary_record *symbol) +bfd_section_from_som_symbol + (bfd *abfd, struct som_external_symbol_dictionary_record *symbol) { asection *section; + unsigned int flags = bfd_getb32 (symbol->flags); + unsigned int symbol_type = (flags >> SOM_SYMBOL_TYPE_SH) & SOM_SYMBOL_TYPE_MASK; /* The meaning of the symbol_info field changes for functions within executables. So only use the quick symbol_info mapping for incomplete objects and non-function symbols in executables. */ if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 - || (symbol->symbol_type != ST_ENTRY - && symbol->symbol_type != ST_PRI_PROG - && symbol->symbol_type != ST_SEC_PROG - && symbol->symbol_type != ST_MILLICODE)) + || (symbol_type != ST_ENTRY + && symbol_type != ST_PRI_PROG + && symbol_type != ST_SEC_PROG + && symbol_type != ST_MILLICODE)) { - int idx = symbol->symbol_info; + int idx = (bfd_getb32 (symbol->info) >> SOM_SYMBOL_SYMBOL_INFO_SH) + & SOM_SYMBOL_SYMBOL_INFO_MASK; for (section = abfd->sections; section != NULL; section = section->next) if (section->target_index == idx && som_is_subspace (section)) @@ -4247,7 +4598,7 @@ bfd_section_from_som_symbol (bfd *abfd, struct symbol_dictionary_record *symbol) } else { - unsigned int value = symbol->symbol_value; + unsigned int value = bfd_getb32 (symbol->symbol_value); /* For executables we will have to use the symbol's address and find out what section would contain that address. Yuk. */ @@ -4269,9 +4620,9 @@ static unsigned int som_slurp_symbol_table (bfd *abfd) { int symbol_count = bfd_get_symcount (abfd); - int symsize = sizeof (struct symbol_dictionary_record); + int symsize = sizeof (struct som_external_symbol_dictionary_record); char *stringtab; - struct symbol_dictionary_record *buf = NULL, *bufp, *endbufp; + struct som_external_symbol_dictionary_record *buf = NULL, *bufp, *endbufp; som_symbol_type *sym, *symbase; bfd_size_type amt; @@ -4309,42 +4660,48 @@ som_slurp_symbol_table (bfd *abfd) endbufp = buf + symbol_count; for (bufp = buf, sym = symbase; bufp < endbufp; ++bufp) { + unsigned int flags = bfd_getb32 (bufp->flags); + unsigned int symbol_type = + (flags >> SOM_SYMBOL_TYPE_SH) & SOM_SYMBOL_TYPE_MASK; + unsigned int symbol_scope = + (flags >> SOM_SYMBOL_SCOPE_SH) & SOM_SYMBOL_SCOPE_MASK; + /* I don't think we care about these. */ - if (bufp->symbol_type == ST_SYM_EXT - || bufp->symbol_type == ST_ARG_EXT) + if (symbol_type == ST_SYM_EXT || symbol_type == ST_ARG_EXT) continue; /* Set some private data we care about. */ - if (bufp->symbol_type == ST_NULL) + if (symbol_type == ST_NULL) som_symbol_data (sym)->som_type = SYMBOL_TYPE_UNKNOWN; - else if (bufp->symbol_type == ST_ABSOLUTE) + else if (symbol_type == ST_ABSOLUTE) som_symbol_data (sym)->som_type = SYMBOL_TYPE_ABSOLUTE; - else if (bufp->symbol_type == ST_DATA) + else if (symbol_type == ST_DATA) som_symbol_data (sym)->som_type = SYMBOL_TYPE_DATA; - else if (bufp->symbol_type == ST_CODE) + else if (symbol_type == ST_CODE) som_symbol_data (sym)->som_type = SYMBOL_TYPE_CODE; - else if (bufp->symbol_type == ST_PRI_PROG) + else if (symbol_type == ST_PRI_PROG) som_symbol_data (sym)->som_type = SYMBOL_TYPE_PRI_PROG; - else if (bufp->symbol_type == ST_SEC_PROG) + else if (symbol_type == ST_SEC_PROG) som_symbol_data (sym)->som_type = SYMBOL_TYPE_SEC_PROG; - else if (bufp->symbol_type == ST_ENTRY) + else if (symbol_type == ST_ENTRY) som_symbol_data (sym)->som_type = SYMBOL_TYPE_ENTRY; - else if (bufp->symbol_type == ST_MILLICODE) + else if (symbol_type == ST_MILLICODE) som_symbol_data (sym)->som_type = SYMBOL_TYPE_MILLICODE; - else if (bufp->symbol_type == ST_PLABEL) + else if (symbol_type == ST_PLABEL) som_symbol_data (sym)->som_type = SYMBOL_TYPE_PLABEL; else som_symbol_data (sym)->som_type = SYMBOL_TYPE_UNKNOWN; - som_symbol_data (sym)->tc_data.ap.hppa_arg_reloc = bufp->arg_reloc; + som_symbol_data (sym)->tc_data.ap.hppa_arg_reloc = + (flags >> SOM_SYMBOL_ARG_RELOC_SH) & SOM_SYMBOL_ARG_RELOC_MASK; /* Some reasonable defaults. */ sym->symbol.the_bfd = abfd; - sym->symbol.name = bufp->name.n_strx + stringtab; - sym->symbol.value = bufp->symbol_value; + sym->symbol.name = bfd_getb32 (bufp->name) + stringtab; + sym->symbol.value = bfd_getb32 (bufp->symbol_value); sym->symbol.section = 0; sym->symbol.flags = 0; - switch (bufp->symbol_type) + switch (symbol_type) { case ST_ENTRY: case ST_MILLICODE: @@ -4363,7 +4720,7 @@ som_slurp_symbol_table (bfd *abfd) sym->symbol.value &= ~0x3; /* If the symbol's scope is SS_UNSAT, then these are undefined function symbols. */ - if (bufp->symbol_scope == SS_UNSAT) + if (symbol_scope == SS_UNSAT) sym->symbol.flags |= BSF_FUNCTION; default: @@ -4371,12 +4728,12 @@ som_slurp_symbol_table (bfd *abfd) } /* Handle scoping and section information. */ - switch (bufp->symbol_scope) + switch (symbol_scope) { /* symbol_info field is undefined for SS_EXTERNAL and SS_UNSAT symbols, so the section associated with this symbol can't be known. */ case SS_EXTERNAL: - if (bufp->symbol_type != ST_STORAGE) + if (symbol_type != ST_STORAGE) sym->symbol.section = bfd_und_section_ptr; else sym->symbol.section = bfd_com_section_ptr; @@ -4384,7 +4741,7 @@ som_slurp_symbol_table (bfd *abfd) break; case SS_UNSAT: - if (bufp->symbol_type != ST_STORAGE) + if (symbol_type != ST_STORAGE) sym->symbol.section = bfd_und_section_ptr; else sym->symbol.section = bfd_com_section_ptr; @@ -4404,7 +4761,7 @@ som_slurp_symbol_table (bfd *abfd) } /* Check for a weak symbol. */ - if (bufp->secondary_def) + if (flags & SOM_SYMBOL_SECONDARY_DEF) sym->symbol.flags |= BSF_WEAK; /* Mark section symbols and symbols used by the debugger. @@ -5103,7 +5460,7 @@ static bfd_boolean som_bfd_print_private_bfd_data (bfd *abfd, void *farg) { struct som_exec_auxhdr *exec_header; - struct aux_id* auxhdr; + struct som_aux_id* auxhdr; FILE *f; f = (FILE *) farg; @@ -5230,15 +5587,15 @@ bfd_som_attach_aux_hdr (bfd *abfd, int type, char *string) if (len % 4) pad = (4 - (len % 4)); - amt = sizeof (struct aux_id) + sizeof (unsigned int) + len + pad; + amt = sizeof (struct som_string_auxhdr) + len + pad; obj_som_version_hdr (abfd) = bfd_zalloc (abfd, amt); if (!obj_som_version_hdr (abfd)) return FALSE; obj_som_version_hdr (abfd)->header_id.type = VERSION_AUX_ID; - obj_som_version_hdr (abfd)->header_id.length = len + pad; - obj_som_version_hdr (abfd)->header_id.length += sizeof (int); + obj_som_version_hdr (abfd)->header_id.length = 4 + len + pad; obj_som_version_hdr (abfd)->string_length = len; - strncpy (obj_som_version_hdr (abfd)->user_string, string, len); + memcpy (obj_som_version_hdr (abfd)->string, string, len); + memset (obj_som_version_hdr (abfd)->string + len, 0, pad); } else if (type == COPYRIGHT_AUX_ID) { @@ -5247,15 +5604,15 @@ bfd_som_attach_aux_hdr (bfd *abfd, int type, char *string) if (len % 4) pad = (4 - (len % 4)); - amt = sizeof (struct aux_id) + sizeof (unsigned int) + len + pad; + amt = sizeof (struct som_string_auxhdr) + len + pad; obj_som_copyright_hdr (abfd) = bfd_zalloc (abfd, amt); if (!obj_som_copyright_hdr (abfd)) return FALSE; obj_som_copyright_hdr (abfd)->header_id.type = COPYRIGHT_AUX_ID; - obj_som_copyright_hdr (abfd)->header_id.length = len + pad; - obj_som_copyright_hdr (abfd)->header_id.length += sizeof (int); + obj_som_copyright_hdr (abfd)->header_id.length = len + pad + 4; obj_som_copyright_hdr (abfd)->string_length = len; - strcpy (obj_som_copyright_hdr (abfd)->copyright, string); + memcpy (obj_som_copyright_hdr (abfd)->string, string, len); + memset (obj_som_copyright_hdr (abfd)->string + len, 0, pad); } return TRUE; } @@ -5270,18 +5627,20 @@ bfd_som_attach_compilation_unit (bfd *abfd, const char *product_id, const char *version_id) { - COMPUNIT *n = (COMPUNIT *) bfd_zalloc (abfd, (bfd_size_type) COMPUNITSZ); + struct som_compilation_unit *n; + n = (struct som_compilation_unit *) bfd_zalloc + (abfd, (bfd_size_type) sizeof (*n)); if (n == NULL) return FALSE; #define STRDUP(f) \ if (f != NULL) \ { \ - n->f.n_name = bfd_alloc (abfd, (bfd_size_type) strlen (f) + 1); \ - if (n->f.n_name == NULL) \ + n->f.name = bfd_alloc (abfd, (bfd_size_type) strlen (f) + 1); \ + if (n->f.name == NULL) \ return FALSE; \ - strcpy (n->f.n_name, f); \ + strcpy (n->f.name, f); \ } STRDUP (name); @@ -5502,18 +5861,19 @@ som_get_symbol_info (bfd *ignore_abfd ATTRIBUTE_UNUSED, static bfd_boolean som_bfd_count_ar_symbols (bfd *abfd, - struct lst_header *lst_header, + struct som_lst_header *lst_header, symindex *count) { unsigned int i; - unsigned int *hash_table = NULL; + unsigned char *hash_table; bfd_size_type amt; - file_ptr lst_filepos = bfd_tell (abfd) - sizeof (struct lst_header); + file_ptr lst_filepos; - amt = lst_header->hash_size; - amt *= sizeof (unsigned int); + lst_filepos = bfd_tell (abfd) - sizeof (struct som_external_lst_header); + + amt = lst_header->hash_size * 4; hash_table = bfd_malloc (amt); - if (hash_table == NULL && lst_header->hash_size != 0) + if (hash_table == NULL && amt != 0) goto error_return; /* Don't forget to initialize the counter! */ @@ -5528,35 +5888,39 @@ som_bfd_count_ar_symbols (bfd *abfd, chain. */ for (i = 0; i < lst_header->hash_size; i++) { - struct lst_symbol_record lst_symbol; + struct som_external_lst_symbol_record ext_lst_symbol; + unsigned int hash_val = bfd_getb32 (hash_table + 4 * i); /* An empty chain has zero as it's file offset. */ - if (hash_table[i] == 0) + if (hash_val == 0) continue; /* Seek to the first symbol in this hash chain. */ - if (bfd_seek (abfd, lst_filepos + hash_table[i], SEEK_SET) != 0) + if (bfd_seek (abfd, lst_filepos + hash_val, SEEK_SET) != 0) goto error_return; /* Read in this symbol and update the counter. */ - amt = sizeof (lst_symbol); - if (bfd_bread ((void *) &lst_symbol, amt, abfd) != amt) + amt = sizeof (ext_lst_symbol); + if (bfd_bread ((void *) &ext_lst_symbol, amt, abfd) != amt) goto error_return; (*count)++; /* Now iterate through the rest of the symbols on this chain. */ - while (lst_symbol.next_entry) + while (1) { + unsigned int next_entry = bfd_getb32 (ext_lst_symbol.next_entry); + + if (next_entry == 0) + break; /* Seek to the next symbol. */ - if (bfd_seek (abfd, lst_filepos + lst_symbol.next_entry, SEEK_SET) - != 0) + if (bfd_seek (abfd, lst_filepos + next_entry, SEEK_SET) != 0) goto error_return; /* Read the symbol in and update the counter. */ - amt = sizeof (lst_symbol); - if (bfd_bread ((void *) &lst_symbol, amt, abfd) != amt) + amt = sizeof (ext_lst_symbol); + if (bfd_bread ((void *) &ext_lst_symbol, amt, abfd) != amt) goto error_return; (*count)++; @@ -5577,20 +5941,21 @@ som_bfd_count_ar_symbols (bfd *abfd, static bfd_boolean som_bfd_fill_in_ar_symbols (bfd *abfd, - struct lst_header *lst_header, + struct som_lst_header *lst_header, carsym **syms) { - unsigned int i, len; + unsigned int i; carsym *set = syms[0]; - unsigned int *hash_table = NULL; - struct som_entry *som_dict = NULL; + unsigned char *hash_table; + struct som_external_som_entry *som_dict = NULL; bfd_size_type amt; - file_ptr lst_filepos = bfd_tell (abfd) - sizeof (struct lst_header); + file_ptr lst_filepos; + unsigned int string_loc; - amt = lst_header->hash_size; - amt *= sizeof (unsigned int); + lst_filepos = bfd_tell (abfd) - sizeof (struct som_external_lst_header); + amt = lst_header->hash_size * 4; hash_table = bfd_malloc (amt); - if (hash_table == NULL && lst_header->hash_size != 0) + if (hash_table == NULL && amt != 0) goto error_return; /* Read in the hash table. The has table is an array of 32bit file offsets @@ -5603,26 +5968,31 @@ som_bfd_fill_in_ar_symbols (bfd *abfd, if (bfd_seek (abfd, lst_filepos + lst_header->dir_loc, SEEK_SET) != 0) goto error_return; - amt = lst_header->module_count; - amt *= sizeof (struct som_entry); + amt = lst_header->module_count * sizeof (struct som_external_som_entry); som_dict = bfd_malloc (amt); - if (som_dict == NULL && lst_header->module_count != 0) + if (som_dict == NULL && amt != 0) goto error_return; if (bfd_bread ((void *) som_dict, amt, abfd) != amt) goto error_return; + string_loc = lst_header->string_loc; + /* Walk each chain filling in the carsyms as we go along. */ for (i = 0; i < lst_header->hash_size; i++) { - struct lst_symbol_record lst_symbol; + struct som_external_lst_symbol_record lst_symbol; + unsigned int hash_val; + unsigned int len; + unsigned char ext_len[4]; /* An empty chain has zero as it's file offset. */ - if (hash_table[i] == 0) + hash_val = bfd_getb32 (hash_table + 4 * i); + if (hash_val == 0) continue; /* Seek to and read the first symbol on the chain. */ - if (bfd_seek (abfd, lst_filepos + hash_table[i], SEEK_SET) != 0) + if (bfd_seek (abfd, lst_filepos + hash_val, SEEK_SET) != 0) goto error_return; amt = sizeof (lst_symbol); @@ -5636,12 +6006,13 @@ som_bfd_fill_in_ar_symbols (bfd *abfd, and index into it. Well, according to the SOM ABI the string index can point *anywhere* in the archive to save space, so just using the string table would not be safe. */ - if (bfd_seek (abfd, lst_filepos + lst_header->string_loc - + lst_symbol.name.n_strx - 4, SEEK_SET) != 0) + if (bfd_seek (abfd, (lst_filepos + string_loc + + bfd_getb32 (lst_symbol.name) - 4), SEEK_SET) != 0) goto error_return; - if (bfd_bread (&len, (bfd_size_type) 4, abfd) != 4) + if (bfd_bread (&ext_len, (bfd_size_type) 4, abfd) != 4) goto error_return; + len = bfd_getb32 (ext_len); /* Allocate space for the name and null terminate it too. */ set->name = bfd_zalloc (abfd, (bfd_size_type) len + 1); @@ -5654,18 +6025,23 @@ som_bfd_fill_in_ar_symbols (bfd *abfd, /* Fill in the file offset. Note that the "location" field points to the SOM itself, not the ar_hdr in front of it. */ - set->file_offset = som_dict[lst_symbol.som_index].location - - sizeof (struct ar_hdr); + set->file_offset = + bfd_getb32 (som_dict[bfd_getb32 (lst_symbol.som_index)].location) + - sizeof (struct ar_hdr); /* Go to the next symbol. */ set++; /* Iterate through the rest of the chain. */ - while (lst_symbol.next_entry) + while (1) { + unsigned int next_entry = bfd_getb32 (lst_symbol.next_entry); + + if (next_entry == 0) + break; + /* Seek to the next symbol and read it in. */ - if (bfd_seek (abfd, lst_filepos + lst_symbol.next_entry, SEEK_SET) - != 0) + if (bfd_seek (abfd, lst_filepos + next_entry, SEEK_SET) != 0) goto error_return; amt = sizeof (lst_symbol); @@ -5673,12 +6049,13 @@ som_bfd_fill_in_ar_symbols (bfd *abfd, goto error_return; /* Seek to the name length & string and read them in. */ - if (bfd_seek (abfd, lst_filepos + lst_header->string_loc - + lst_symbol.name.n_strx - 4, SEEK_SET) != 0) + if (bfd_seek (abfd, lst_filepos + string_loc + + bfd_getb32 (lst_symbol.name) - 4, SEEK_SET) != 0) goto error_return; - if (bfd_bread (&len, (bfd_size_type) 4, abfd) != 4) + if (bfd_bread (&ext_len, (bfd_size_type) 4, abfd) != 4) goto error_return; + len = bfd_getb32 (ext_len); /* Allocate space for the name and null terminate it too. */ set->name = bfd_zalloc (abfd, (bfd_size_type) len + 1); @@ -5691,8 +6068,9 @@ som_bfd_fill_in_ar_symbols (bfd *abfd, /* Fill in the file offset. Note that the "location" field points to the SOM itself, not the ar_hdr in front of it. */ - set->file_offset = som_dict[lst_symbol.som_index].location - - sizeof (struct ar_hdr); + set->file_offset = + bfd_getb32 (som_dict[bfd_getb32 (lst_symbol.som_index)].location) + - sizeof (struct ar_hdr); /* Go on to the next symbol. */ set++; @@ -5719,7 +6097,8 @@ som_bfd_fill_in_ar_symbols (bfd *abfd, static bfd_boolean som_slurp_armap (bfd *abfd) { - struct lst_header lst_header; + struct som_external_lst_header ext_lst_header; + struct som_lst_header lst_header; struct ar_hdr ar_header; unsigned int parsed_size; struct artdata *ardata = bfd_ardata (abfd); @@ -5768,10 +6147,12 @@ som_slurp_armap (bfd *abfd) /* Read in the library symbol table. We'll make heavy use of this in just a minute. */ - amt = sizeof (struct lst_header); - if (bfd_bread ((void *) &lst_header, amt, abfd) != amt) + amt = sizeof (struct som_external_lst_header); + if (bfd_bread ((void *) &ext_lst_header, amt, abfd) != amt) return FALSE; + som_swap_lst_header_in (&ext_lst_header, &lst_header); + /* Sanity check. */ if (lst_header.a_magic != LIBMAGIC) { @@ -5785,7 +6166,8 @@ som_slurp_armap (bfd *abfd) /* Get back to the start of the library symbol table. */ if (bfd_seek (abfd, (ardata->first_file_filepos - parsed_size - + sizeof (struct lst_header)), SEEK_SET) != 0) + + sizeof (struct som_external_lst_header)), + SEEK_SET) != 0) return FALSE; /* Initialize the cache and allocate space for the library symbols. */ @@ -5876,7 +6258,7 @@ som_bfd_prep_for_ar_write (bfd *abfd, /* Bump the various counters, being careful to honor alignment considerations in the string table. */ (*num_syms)++; - *stringsize = *stringsize + strlen (sym->symbol.name) + 5; + *stringsize += strlen (sym->symbol.name) + 5; while (*stringsize % 4) (*stringsize)++; } @@ -5909,40 +6291,41 @@ static bfd_boolean som_bfd_ar_write_symbol_stuff (bfd *abfd, unsigned int nsyms, unsigned int string_size, - struct lst_header lst, + struct som_external_lst_header lst, unsigned elength) { file_ptr lst_filepos; char *strings = NULL, *p; - struct lst_symbol_record *lst_syms = NULL, *curr_lst_sym; + struct som_external_lst_symbol_record *lst_syms = NULL, *curr_lst_sym; bfd *curr_bfd; - unsigned int *hash_table = NULL; - struct som_entry *som_dict = NULL; - struct lst_symbol_record **last_hash_entry = NULL; + unsigned char *hash_table = NULL; + struct som_external_som_entry *som_dict = NULL; + struct som_external_lst_symbol_record **last_hash_entry = NULL; unsigned int curr_som_offset, som_index = 0; bfd_size_type amt; + unsigned int module_count; + unsigned int hash_size; - amt = lst.hash_size; - amt *= sizeof (unsigned int); + hash_size = bfd_getb32 (lst.hash_size); + amt = hash_size * 4; hash_table = bfd_zmalloc (amt); - if (hash_table == NULL && lst.hash_size != 0) + if (hash_table == NULL && hash_size != 0) goto error_return; - amt = lst.module_count; - amt *= sizeof (struct som_entry); + module_count = bfd_getb32 (lst.module_count); + amt = module_count * sizeof (struct som_external_som_entry); som_dict = bfd_zmalloc (amt); - if (som_dict == NULL && lst.module_count != 0) + if (som_dict == NULL && module_count != 0) goto error_return; - amt = lst.hash_size; - amt *= sizeof (struct lst_symbol_record *); + amt = hash_size * sizeof (struct som_external_lst_symbol_record *); last_hash_entry = bfd_zmalloc (amt); - if (last_hash_entry == NULL && lst.hash_size != 0) + if (last_hash_entry == NULL && hash_size != 0) goto error_return; /* Lots of fields are file positions relative to the start of the lst record. So save its location. */ - lst_filepos = bfd_tell (abfd) - sizeof (struct lst_header); + lst_filepos = bfd_tell (abfd) - sizeof (struct som_external_lst_header); /* Symbols have som_index fields, so we have to keep track of the index of each SOM in the archive. @@ -5956,7 +6339,7 @@ som_bfd_ar_write_symbol_stuff (bfd *abfd, /* We add in the size of the archive header twice as the location in the SOM dictionary is the actual offset of the SOM, not the archive header before the SOM. */ - curr_som_offset = 8 + 2 * sizeof (struct ar_hdr) + lst.file_end; + curr_som_offset = 8 + 2 * sizeof (struct ar_hdr) + bfd_getb32 (lst.file_end); /* Make room for the archive header and the contents of the extended string table. Note that elength includes the size @@ -5969,7 +6352,7 @@ som_bfd_ar_write_symbol_stuff (bfd *abfd, /* FIXME should be done with buffers just like everything else... */ amt = nsyms; - amt *= sizeof (struct lst_symbol_record); + amt *= sizeof (struct som_external_lst_symbol_record); lst_syms = bfd_malloc (amt); if (lst_syms == NULL && nsyms != 0) goto error_return; @@ -6006,6 +6389,11 @@ som_bfd_ar_write_symbol_stuff (bfd *abfd, for (i = 0; i < curr_count; i++, sym++) { struct som_misc_symbol_info info; + struct som_external_lst_symbol_record *last; + unsigned int symbol_pos; + unsigned int slen; + unsigned int symbol_key; + unsigned int flags; /* Derive SOM information from the BFD symbol. */ som_bfd_derive_misc_symbol_info (curr_bfd, &sym->symbol, &info); @@ -6027,72 +6415,74 @@ som_bfd_ar_write_symbol_stuff (bfd *abfd, /* If this is the first symbol from this SOM, then update the SOM dictionary too. */ - if (som_dict[som_index].location == 0) + if (bfd_getb32 (som_dict[som_index].location) == 0) { - som_dict[som_index].location = curr_som_offset; - som_dict[som_index].length = arelt_size (curr_bfd); + bfd_putb32 (curr_som_offset, som_dict[som_index].location); + bfd_putb32 (arelt_size (curr_bfd), som_dict[som_index].length); } + symbol_key = som_bfd_ar_symbol_hash (&sym->symbol); + /* Fill in the lst symbol record. */ - curr_lst_sym->hidden = 0; - curr_lst_sym->secondary_def = info.secondary_def; - curr_lst_sym->symbol_type = info.symbol_type; - curr_lst_sym->symbol_scope = info.symbol_scope; - curr_lst_sym->check_level = 0; - curr_lst_sym->must_qualify = 0; - curr_lst_sym->initially_frozen = 0; - curr_lst_sym->memory_resident = 0; - curr_lst_sym->is_common = bfd_is_com_section (sym->symbol.section); - curr_lst_sym->dup_common = info.dup_common; - curr_lst_sym->xleast = 3; - curr_lst_sym->arg_reloc = info.arg_reloc; - curr_lst_sym->name.n_strx = p - strings + 4; - curr_lst_sym->qualifier_name.n_strx = 0; - curr_lst_sym->symbol_info = info.symbol_info; - curr_lst_sym->symbol_value = info.symbol_value | info.priv_level; - curr_lst_sym->symbol_descriptor = 0; - curr_lst_sym->reserved = 0; - curr_lst_sym->som_index = som_index; - curr_lst_sym->symbol_key = som_bfd_ar_symbol_hash (&sym->symbol); - curr_lst_sym->next_entry = 0; + flags = 0; + if (info.secondary_def) + flags |= LST_SYMBOL_SECONDARY_DEF; + flags |= info.symbol_type << LST_SYMBOL_SYMBOL_TYPE_SH; + flags |= info.symbol_scope << LST_SYMBOL_SYMBOL_SCOPE_SH; + if (bfd_is_com_section (sym->symbol.section)) + flags |= LST_SYMBOL_IS_COMMON; + if (info.dup_common) + flags |= LST_SYMBOL_DUP_COMMON; + flags |= 3 << LST_SYMBOL_XLEAST_SH; + flags |= info.arg_reloc << LST_SYMBOL_ARG_RELOC_SH; + bfd_putb32 (flags, curr_lst_sym->flags); + bfd_putb32 (p - strings + 4, curr_lst_sym->name); + bfd_putb32 (0, curr_lst_sym->qualifier_name); + bfd_putb32 (info.symbol_info, curr_lst_sym->symbol_info); + bfd_putb32 (info.symbol_value | info.priv_level, + curr_lst_sym->symbol_value); + bfd_putb32 (0, curr_lst_sym->symbol_descriptor); + curr_lst_sym->reserved = 0; + bfd_putb32 (som_index, curr_lst_sym->som_index); + bfd_putb32 (symbol_key, curr_lst_sym->symbol_key); + bfd_putb32 (0, curr_lst_sym->next_entry); /* Insert into the hash table. */ - if (hash_table[curr_lst_sym->symbol_key % lst.hash_size]) + symbol_pos = + (curr_lst_sym - lst_syms) + * sizeof (struct som_external_lst_symbol_record) + + hash_size * 4 + + module_count * sizeof (struct som_external_som_entry) + + sizeof (struct som_external_lst_header); + last = last_hash_entry[symbol_key % hash_size]; + if (last != NULL) { - struct lst_symbol_record *tmp; - /* There is already something at the head of this hash chain, so tack this symbol onto the end of the chain. */ - tmp = last_hash_entry[curr_lst_sym->symbol_key % lst.hash_size]; - tmp->next_entry - = (curr_lst_sym - lst_syms) * sizeof (struct lst_symbol_record) - + lst.hash_size * 4 - + lst.module_count * sizeof (struct som_entry) - + sizeof (struct lst_header); + bfd_putb32 (symbol_pos, last->next_entry); } else /* First entry in this hash chain. */ - hash_table[curr_lst_sym->symbol_key % lst.hash_size] - = (curr_lst_sym - lst_syms) * sizeof (struct lst_symbol_record) - + lst.hash_size * 4 - + lst.module_count * sizeof (struct som_entry) - + sizeof (struct lst_header); + bfd_putb32 (symbol_pos, hash_table + 4 * (symbol_key % hash_size)); /* Keep track of the last symbol we added to this chain so we can easily update its next_entry pointer. */ - last_hash_entry[curr_lst_sym->symbol_key % lst.hash_size] - = curr_lst_sym; + last_hash_entry[symbol_key % hash_size] = curr_lst_sym; /* Update the string table. */ - bfd_put_32 (abfd, strlen (sym->symbol.name), p); + slen = strlen (sym->symbol.name); + bfd_put_32 (abfd, slen, p); p += 4; - strcpy (p, sym->symbol.name); - p += strlen (sym->symbol.name) + 1; - while ((int) p % 4) + slen++; /* Nul terminator. */ + memcpy (p, sym->symbol.name, slen); + p += slen; + while (slen % 4) { bfd_put_8 (abfd, 0, p); p++; + slen++; } + BFD_ASSERT (p <= strings + string_size); /* Head to the next symbol. */ curr_lst_sym++; @@ -6111,17 +6501,17 @@ som_bfd_ar_write_symbol_stuff (bfd *abfd, } /* Now scribble out the hash table. */ - amt = lst.hash_size * 4; + amt = hash_size * 4; if (bfd_bwrite ((void *) hash_table, amt, abfd) != amt) goto error_return; /* Then the SOM dictionary. */ - amt = lst.module_count * sizeof (struct som_entry); + amt = module_count * sizeof (struct som_external_som_entry); if (bfd_bwrite ((void *) som_dict, amt, abfd) != amt) goto error_return; /* The library symbols. */ - amt = nsyms * sizeof (struct lst_symbol_record); + amt = nsyms * sizeof (struct som_external_lst_symbol_record); if (bfd_bwrite ((void *) lst_syms, amt, abfd) != amt) goto error_return; @@ -6172,9 +6562,11 @@ som_write_armap (bfd *abfd, struct stat statbuf; unsigned int i, lst_size, nsyms, stringsize; struct ar_hdr hdr; - struct lst_header lst; - int *p; + struct som_external_lst_header lst; + unsigned char *p; bfd_size_type amt; + unsigned int csum; + unsigned int module_count; /* We'll use this for the archive's date and mode later. */ if (stat (abfd->filename, &statbuf) != 0) @@ -6186,78 +6578,86 @@ som_write_armap (bfd *abfd, bfd_ardata (abfd)->armap_timestamp = statbuf.st_mtime + 60; /* Account for the lst header first. */ - lst_size = sizeof (struct lst_header); + lst_size = sizeof (struct som_external_lst_header); /* Start building the LST header. */ /* FIXME: Do we need to examine each element to determine the largest id number? */ - lst.system_id = CPU_PA_RISC1_0; - lst.a_magic = LIBMAGIC; - lst.version_id = VERSION_ID; - lst.file_time.secs = 0; - lst.file_time.nanosecs = 0; + bfd_putb16 (CPU_PA_RISC1_0, &lst.system_id); + bfd_putb16 (LIBMAGIC, &lst.a_magic); + bfd_putb32 (VERSION_ID, &lst.version_id); + bfd_putb32 (0, &lst.file_time.secs); + bfd_putb32 (0, &lst.file_time.nanosecs); - lst.hash_loc = lst_size; - lst.hash_size = SOM_LST_HASH_SIZE; + bfd_putb32 (lst_size, &lst.hash_loc); + bfd_putb32 (SOM_LST_HASH_SIZE, &lst.hash_size); /* Hash table is a SOM_LST_HASH_SIZE 32bit offsets. */ lst_size += 4 * SOM_LST_HASH_SIZE; /* We need to count the number of SOMs in this archive. */ curr_bfd = abfd->archive_head; - lst.module_count = 0; + module_count = 0; while (curr_bfd != NULL) { /* Only true SOM objects count. */ if (curr_bfd->format == bfd_object && curr_bfd->xvec->flavour == bfd_target_som_flavour) - lst.module_count++; + module_count++; curr_bfd = curr_bfd->archive_next; } - lst.module_limit = lst.module_count; - lst.dir_loc = lst_size; - lst_size += sizeof (struct som_entry) * lst.module_count; + bfd_putb32 (module_count, &lst.module_count); + bfd_putb32 (module_count, &lst.module_limit); + bfd_putb32 (lst_size, &lst.dir_loc); + lst_size += sizeof (struct som_external_som_entry) * module_count; /* We don't support import/export tables, auxiliary headers, or free lists yet. Make the linker work a little harder to make our life easier. */ - lst.export_loc = 0; - lst.export_count = 0; - lst.import_loc = 0; - lst.aux_loc = 0; - lst.aux_size = 0; + bfd_putb32 (0, &lst.export_loc); + bfd_putb32 (0, &lst.export_count); + bfd_putb32 (0, &lst.import_loc); + bfd_putb32 (0, &lst.aux_loc); + bfd_putb32 (0, &lst.aux_size); /* Count how many symbols we will have on the hash chains and the size of the associated string table. */ if (! som_bfd_prep_for_ar_write (abfd, &nsyms, &stringsize)) return FALSE; - lst_size += sizeof (struct lst_symbol_record) * nsyms; + lst_size += sizeof (struct som_external_lst_symbol_record) * nsyms; /* For the string table. One day we might actually use this info to avoid small seeks/reads when reading archives. */ - lst.string_loc = lst_size; - lst.string_size = stringsize; + bfd_putb32 (lst_size, &lst.string_loc); + bfd_putb32 (stringsize, &lst.string_size); lst_size += stringsize; /* SOM ABI says this must be zero. */ - lst.free_list = 0; - lst.file_end = lst_size; + bfd_putb32 (0, &lst.free_list); + bfd_putb32 (lst_size, &lst.file_end); /* Compute the checksum. Must happen after the entire lst header has filled in. */ - p = (int *) &lst; - lst.checksum = 0; - for (i = 0; i < sizeof (struct lst_header) / sizeof (int) - 1; i++) - lst.checksum ^= *p++; - - sprintf (hdr.ar_name, "/ "); - sprintf (hdr.ar_date, "%ld", bfd_ardata (abfd)->armap_timestamp); - sprintf (hdr.ar_uid, "%ld", (long) getuid ()); - sprintf (hdr.ar_gid, "%ld", (long) getgid ()); - sprintf (hdr.ar_mode, "%-8o", (unsigned int) statbuf.st_mode); - sprintf (hdr.ar_size, "%-10d", (int) lst_size); + p = (unsigned char *) &lst; + csum = 0; + for (i = 0; i < sizeof (struct som_external_lst_header) - sizeof (int); + i += 4) + csum ^= bfd_getb32 (&p[i]); + bfd_putb32 (csum, &lst.checksum); + + sprintf (hdr.ar_name, "/ "); + _bfd_ar_spacepad (hdr.ar_date, sizeof (hdr.ar_date), "%-12ld", + bfd_ardata (abfd)->armap_timestamp); + _bfd_ar_spacepad (hdr.ar_uid, sizeof (hdr.ar_uid), "%ld", + statbuf.st_uid); + _bfd_ar_spacepad (hdr.ar_gid, sizeof (hdr.ar_gid), "%ld", + statbuf.st_gid); + _bfd_ar_spacepad (hdr.ar_mode, sizeof (hdr.ar_mode), "%-8o", + (unsigned int)statbuf.st_mode); + _bfd_ar_spacepad (hdr.ar_size, sizeof (hdr.ar_size), "%-10d", + (int) lst_size); hdr.ar_fmag[0] = '`'; hdr.ar_fmag[1] = '\012'; @@ -6272,7 +6672,7 @@ som_write_armap (bfd *abfd, return FALSE; /* Now scribble out the lst header. */ - amt = sizeof (struct lst_header); + amt = sizeof (struct som_external_lst_header); if (bfd_bwrite ((void *) &lst, amt, abfd) != amt) return FALSE; @@ -6414,4 +6814,3 @@ const bfd_target som_vec = NULL }; -#endif /* HOST_HPPAHPUX || HOST_HPPABSD || HOST_HPPAOSF */ @@ -30,9 +30,9 @@ /* We want reloc.h to provide PA 2.0 defines. */ #define PA_2_0 -#include <a.out.h> -#include <lst.h> -#include <ar.h> +#include "som/aout.h" +#include "som/lst.h" +#include "som/internal.h" /* The SOM BFD backend doesn't currently use anything from these two include files, but it's likely to need them in the future. */ @@ -41,7 +41,7 @@ #include <dl.h> #endif -#if defined(HOST_HPPABSD) || defined (HOST_HPPAOSF) +#if defined (HOST_HPPABSD) || defined (HOST_HPPAOSF) /* BSD uses a completely different scheme for object file identification. so for now, define _PA_RISC_ID to accept any random value for a model number. */ @@ -49,9 +49,6 @@ #define _PA_RISC_ID(__m_num) 1 #endif /* HOST_HPPABSD */ -#define FILE_HDR_SIZE sizeof (struct header) -#define AUX_HDR_SIZE sizeof (struct som_exec_auxhdr) - typedef struct som_symbol { asymbol symbol; @@ -116,11 +113,11 @@ struct somdata /* These three fields are only used when writing files and are generated from scratch. They need not be copied for objcopy or strip to work. */ - struct header *file_hdr; - struct copyright_aux_hdr *copyright_aux_hdr; - struct user_string_aux_hdr *version_aux_hdr; + struct som_header *file_hdr; + struct som_string_auxhdr *copyright_aux_hdr; + struct som_string_auxhdr *version_aux_hdr; struct som_exec_auxhdr *exec_hdr; - COMPUNIT *comp_unit; + struct som_compilation_unit *comp_unit; /* Pointers to a saved copy of the symbol and string tables. These need not be copied for objcopy or strip to work. */ @@ -144,35 +141,6 @@ struct som_data_struct struct somdata a; }; -struct som_subspace_dictionary_record -{ - int space_index; - unsigned int access_control_bits : 7; - unsigned int memory_resident : 1; - unsigned int dup_common : 1; - unsigned int is_common : 1; - unsigned int is_loadable : 1; - unsigned int quadrant : 2; - unsigned int initially_frozen : 1; - unsigned int is_first : 1; - unsigned int code_only : 1; - unsigned int sort_key : 8; - unsigned int replicate_init : 1; - unsigned int continuation : 1; - unsigned int is_tspecific : 1; - unsigned int is_comdat : 1; - unsigned int reserved : 4; - int file_loc_init_value; - unsigned int initialization_length; - unsigned int subspace_start; - unsigned int subspace_length; - unsigned int reserved2 : 5; - unsigned int alignment :27; - union name_pt name; - int fixup_request_index; - unsigned int fixup_request_quantity; -}; - /* Substructure of som_section_data_struct used to hold information which can't be represented by the generic BFD section structure, but which must be copied during objcopy or strip. */ @@ -216,7 +184,7 @@ struct som_section_data_struct struct som_copyable_section_data_struct *copy_data; unsigned int reloc_size; unsigned char *reloc_stream; - struct space_dictionary_record *space_dict; + struct som_space_dictionary_record *space_dict; struct som_subspace_dictionary_record *subspace_dict; }; |