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* som.c (bfd_som_set_section_attributes): New function. 

(bfd_som_set_subsection_attributes): Likewise.
	(bfd_som_set_symboL_type): Likewise.
	(bfd_som_attach_unwind_info): Likewise.
	* som.h: Declare new exported functions.
This commit is contained in:
Jeff Law 1993-11-12 23:36:04 +00:00
parent 176ed088ef
commit 40249bfb73
2 changed files with 87 additions and 2 deletions
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15
bfd/ChangeLog
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@ -1,3 +1,18 @@
Fri Nov 12 15:29:36 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
* som.c (bfd_som_set_section_attributes): New function.
(bfd_som_set_subsection_attributes): Likewise.
(bfd_som_set_symboL_type): Likewise.
(bfd_som_attach_unwind_info): Likewise.
* som.h: Declare new exported functions.
* som.h (struct som_symbol): Add new fields to hold additional
information needed to build/write symbol tables and fixup streams.
(struct som_section_data_struct): Add new fields to hold additional
information needed to build/write space and subspace headers.
(som_symbol_data): New accessor macro for SOM symbol information.
(R_HPPA_*): Basic relocation types to be used by the assembler.
Fri Nov 12 11:00:28 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
* trad-core.c (trad_unix_core_file_p): If new hook

74
bfd/som.c
View File

@ -103,7 +103,9 @@ static int log2 PARAMS ((unsigned int));
/* Return the logarithm of X, base 2, considering X unsigned.
Abort if X is not a power of two -- this should never happen. */
Abort if X is not a power of two -- this should never happen (FIXME:
It will happen on corrupt executables. GDB should give an error, not
a coredump, in that case). */
static int
log2 (x)
@ -829,6 +831,74 @@ som_new_section_hook (abfd, newsect)
return true;
}
/* Set backend info for sections which can not be described
in the BFD data structures. */
void
bfd_som_set_section_attributes (section, defined, private, sort_key, spnum)
asection *section;
char defined;
char private;
unsigned char sort_key;
int spnum;
{
struct space_dictionary_record *space_dict;
som_section_data (section)->is_space = 1;
space_dict = &som_section_data (section)->space_dict;
space_dict->is_defined = defined;
space_dict->is_private = private;
space_dict->sort_key = sort_key;
space_dict->space_number = spnum;
}
/* Set backend info for subsections which can not be described
in the BFD data structures. */
void
bfd_som_set_subsection_attributes (section, container, access,
sort_key, quadrant)
asection *section;
asection *container;
int access;
unsigned char sort_key;
int quadrant;
{
struct subspace_dictionary_record *subspace_dict;
som_section_data (section)->is_subspace = 1;
subspace_dict = &som_section_data (section)->subspace_dict;
subspace_dict->access_control_bits = access;
subspace_dict->sort_key = sort_key;
subspace_dict->quadrant = quadrant;
som_section_data (section)->containing_space = container;
}
/* Set the full SOM symbol type. SOM needs far more symbol information
than any other object file format I'm aware of. It is mandatory
to be able to know if a symbol is an entry point, millicode, data,
code, absolute, storage request, or procedure label. If you get
the symbol type wrong your program will not link. */
void
bfd_som_set_symbol_type (symbol, type)
asymbol *symbol;
unsigned int type;
{
(*som_symbol_data (symbol))->som_type = type;
}
/* Attach 64bits of unwind information to a symbol (which hopefully
is a function of some kind!). It would be better to keep this
in the R_ENTRY relocation, but there is not enough space. */
void
bfd_som_attach_unwind_info (symbol, unwind_desc)
asymbol *symbol;
char *unwind_desc;
{
(*som_symbol_data (symbol))->unwind = unwind_desc;
}
static boolean
som_set_section_contents (abfd, section, location, offset, count)
bfd *abfd;
@ -933,7 +1003,7 @@ bfd_target som_vec =
true, /* target headers byte order */
(HAS_RELOC | EXEC_P | /* object flags */
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
(SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS
| SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */