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authorSteve Chamberlain <sac@cygnus>1992-02-27 17:26:08 +0000
committerSteve Chamberlain <sac@cygnus>1992-02-27 17:26:08 +0000
commit6db82ea7e5db5aaf22d5749b34b0346142c5a8c1 (patch)
treed55d47c40e811a1e7295f124d37086823f7e3a2e /bfd/aoutx.h
parentd2861901404dccfda821ebe019cdf9439ab7dcf4 (diff)
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* aoutx.h (translate_from_native_sym_flags): when creating an alias symbol, fill in the section as undefined, rather than leaving it blank
Diffstat (limited to 'bfd/aoutx.h')
-rw-r--r--bfd/aoutx.h709
1 files changed, 354 insertions, 355 deletions
diff --git a/bfd/aoutx.h b/bfd/aoutx.h
index fee5fe4..4fc8cd7 100644
--- a/bfd/aoutx.h
+++ b/bfd/aoutx.h
@@ -266,10 +266,6 @@ DEFUN(NAME(aout,swap_exec_header_out),(abfd, execp, raw_bytes),
PUT_WORD (abfd, execp->a_drsize, bytes->e_drsize);
}
-struct container {
- struct aoutdata a;
- struct internal_exec e;
-};
/*
@@ -295,19 +291,19 @@ DEFUN(NAME(aout,some_aout_object_p),(abfd, execp, callback_to_real_object_p),
struct internal_exec *execp AND
bfd_target *(*callback_to_real_object_p) ())
{
- struct container *rawptr;
+ struct aout_data_struct *rawptr;
bfd_target *result;
- rawptr = (struct container *) bfd_zalloc (abfd, sizeof (struct container));
+ rawptr = (struct aout_data_struct *) bfd_zalloc (abfd, sizeof (struct aout_data_struct ));
if (rawptr == NULL) {
bfd_error = no_memory;
return 0;
}
- set_tdata (abfd, &rawptr->a);
- exec_hdr (abfd) = &rawptr->e;
- *exec_hdr (abfd) = *execp; /* Copy in the internal_exec struct */
- execp = exec_hdr (abfd); /* Switch to using the newly malloc'd one */
+ abfd->tdata.aout_data = rawptr;
+ abfd->tdata.aout_data->a.hdr = &rawptr->e;
+ *(abfd->tdata.aout_data->a.hdr) = *execp; /* Copy in the internal_exec struct */
+ execp = abfd->tdata.aout_data->a.hdr;
/* Set the file flags */
abfd->flags = NO_FLAGS;
@@ -333,19 +329,23 @@ DEFUN(NAME(aout,some_aout_object_p),(abfd, execp, callback_to_real_object_p),
/* create the sections. This is raunchy, but bfd_close wants to reclaim
them */
+
obj_textsec (abfd) = (asection *)NULL;
obj_datasec (abfd) = (asection *)NULL;
obj_bsssec (abfd) = (asection *)NULL;
+
(void)bfd_make_section(abfd, ".text");
(void)bfd_make_section(abfd, ".data");
(void)bfd_make_section(abfd, ".bss");
-
+/* (void)bfd_make_section(abfd, BFD_ABS_SECTION_NAME);
+ (void)bfd_make_section (abfd, BFD_UND_SECTION_NAME);
+ (void)bfd_make_section (abfd, BFD_COM_SECTION_NAME);*/
abfd->sections = obj_textsec (abfd);
obj_textsec (abfd)->next = obj_datasec (abfd);
obj_datasec (abfd)->next = obj_bsssec (abfd);
- obj_datasec (abfd)->size = execp->a_data;
- obj_bsssec (abfd)->size = execp->a_bss;
+ obj_datasec (abfd)->_raw_size = execp->a_data;
+ obj_bsssec (abfd)->_raw_size = execp->a_bss;
obj_textsec (abfd)->flags = (execp->a_trsize != 0 ?
(SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_HAS_CONTENTS) :
@@ -369,6 +369,7 @@ DEFUN(NAME(aout,some_aout_object_p),(abfd, execp, callback_to_real_object_p),
struct exec *execp = exec_hdr (abfd);
obj_textsec (abfd)->size = N_TXTSIZE(*execp);
+ obj_textsec (abfd)->raw_size = N_TXTSIZE(*execp);
/* data and bss are already filled in since they're so standard */
/* The virtual memory addresses of the sections */
@@ -431,7 +432,7 @@ DEFUN(NAME(aout,some_aout_object_p),(abfd, execp, callback_to_real_object_p),
At some point we should probably break down and stat the file and
declare it executable if (one of) its 'x' bits are on... */
if ((execp->a_entry >= obj_textsec(abfd)->vma) &&
- (execp->a_entry < obj_textsec(abfd)->vma + obj_textsec(abfd)->size))
+ (execp->a_entry < obj_textsec(abfd)->vma + obj_textsec(abfd)->_raw_size))
abfd->flags |= EXEC_P;
return result;
}
@@ -451,19 +452,19 @@ boolean
DEFUN(NAME(aout,mkobject),(abfd),
bfd *abfd)
{
- struct container *rawptr;
+ struct aout_data_struct *rawptr;
bfd_error = system_call_error;
/* Use an intermediate variable for clarity */
- rawptr = (struct container *)bfd_zalloc (abfd, sizeof (struct container));
+ rawptr = (struct aout_data_struct *)bfd_zalloc (abfd, sizeof (struct aout_data_struct ));
if (rawptr == NULL) {
bfd_error = no_memory;
return false;
}
- set_tdata (abfd, rawptr);
+ abfd->tdata.aout_data = rawptr;
exec_hdr (abfd) = &(rawptr->e);
/* For simplicity's sake we just make all the sections right here. */
@@ -474,6 +475,9 @@ DEFUN(NAME(aout,mkobject),(abfd),
bfd_make_section (abfd, ".text");
bfd_make_section (abfd, ".data");
bfd_make_section (abfd, ".bss");
+ bfd_make_section (abfd, BFD_ABS_SECTION_NAME);
+ bfd_make_section (abfd, BFD_UND_SECTION_NAME);
+ bfd_make_section (abfd, BFD_COM_SECTION_NAME);
return true;
}
@@ -585,30 +589,34 @@ DEFUN(NAME(aout,new_section_hook),(abfd, newsect),
bfd *abfd AND
asection *newsect)
{
- /* align to double at least */
- newsect->alignment_power = bfd_get_arch_info(abfd)->section_align_power;
+ /* align to double at least */
+ newsect->alignment_power = bfd_get_arch_info(abfd)->section_align_power;
- if (bfd_get_format (abfd) == bfd_object)
- {
- if (obj_textsec(abfd) == NULL && !strcmp(newsect->name, ".text")) {
- obj_textsec(abfd)= newsect;
- return true;
- }
+ if (bfd_get_format (abfd) == bfd_object)
+ {
+ if (obj_textsec(abfd) == NULL && !strcmp(newsect->name, ".text")) {
+ obj_textsec(abfd)= newsect;
+ newsect->target_index = N_TEXT | N_EXT;
+ return true;
+ }
- if (obj_datasec(abfd) == NULL && !strcmp(newsect->name, ".data")) {
- obj_datasec(abfd) = newsect;
- return true;
- }
+ if (obj_datasec(abfd) == NULL && !strcmp(newsect->name, ".data")) {
+ obj_datasec(abfd) = newsect;
+ newsect->target_index = N_DATA | N_EXT;
+ return true;
+ }
- if (obj_bsssec(abfd) == NULL && !strcmp(newsect->name, ".bss")) {
- obj_bsssec(abfd) = newsect;
- return true;
- }
- }
+ if (obj_bsssec(abfd) == NULL && !strcmp(newsect->name, ".bss")) {
+ obj_bsssec(abfd) = newsect;
+ newsect->target_index = N_BSS | N_EXT;
+ return true;
+ }
+
+ }
- /* We allow more than three sections internally */
- return true;
+ /* We allow more than three sections internally */
+ return true;
}
boolean
@@ -639,10 +647,11 @@ boolean
bfd_error = invalid_operation;
return false;
}
- obj_textsec(abfd)->size =
- align_power(obj_textsec(abfd)->size,
+ obj_textsec(abfd)->_raw_size =
+ align_power(obj_textsec(abfd)->_raw_size,
obj_textsec(abfd)->alignment_power);
- text_size = obj_textsec (abfd)->size;
+
+ text_size = obj_textsec (abfd)->_raw_size;
/* Rule (heuristic) for when to pad to a new page.
* Note that there are (at least) two ways demand-paged
* (ZMAGIC) files have been handled. Most Berkeley-based systems
@@ -652,30 +661,30 @@ boolean
* and is paged in by the kernel with the rest of the text. */
if (!(abfd->flags & D_PAGED))
{ /* Not demand-paged. */
- obj_textsec(abfd)->filepos = adata(abfd)->exec_bytes_size;
+ obj_textsec(abfd)->filepos = adata(abfd).exec_bytes_size;
}
- else if (obj_textsec(abfd)->vma % adata(abfd)->page_size
- < adata(abfd)->exec_bytes_size)
+ else if (obj_textsec(abfd)->vma % adata(abfd).page_size
+ < adata(abfd).exec_bytes_size)
{ /* Old-style demand-paged. */
- obj_textsec(abfd)->filepos = adata(abfd)->page_size;
+ obj_textsec(abfd)->filepos = adata(abfd).page_size;
}
else
{ /* Sunos-style demand-paged. */
- obj_textsec(abfd)->filepos = adata(abfd)->exec_bytes_size;
- text_size += adata(abfd)->exec_bytes_size;
+ obj_textsec(abfd)->filepos = adata(abfd).exec_bytes_size;
+ text_size += adata(abfd).exec_bytes_size;
}
- text_end = obj_textsec(abfd)->size + obj_textsec(abfd)->filepos;
+ text_end = obj_textsec(abfd)->_raw_size + obj_textsec(abfd)->filepos;
if (abfd->flags & (D_PAGED|WP_TEXT))
{
bfd_size_type text_pad =
- BFD_ALIGN(text_size, adata(abfd)->segment_size)
+ BFD_ALIGN(text_size, adata(abfd).segment_size)
- text_size;
text_end += text_pad;
- obj_textsec(abfd)->size += text_pad;
+ obj_textsec(abfd)->_raw_size += text_pad;
}
obj_datasec(abfd)->filepos = text_end;
- obj_datasec(abfd)->size =
- align_power(obj_datasec(abfd)->size,
+ obj_datasec(abfd)->_raw_size =
+ align_power(obj_datasec(abfd)->_raw_size,
obj_datasec(abfd)->alignment_power);
}
}
@@ -689,7 +698,7 @@ boolean
return (bfd_write ((PTR)location, 1, count, abfd) == count) ?
true : false;
}
- return false;
+ return true;
}
return true;
}
@@ -741,132 +750,134 @@ DEFUN(translate_from_native_sym_flags,(sym_pointer, cache_ptr, abfd),
aout_symbol_type *cache_ptr AND
bfd *abfd)
{
- switch (cache_ptr->type & N_TYPE) {
+ switch (cache_ptr->type & N_TYPE)
+ {
case N_SETA:
case N_SETT:
case N_SETD:
case N_SETB:
- {
- char *copy = bfd_alloc(abfd, strlen(cache_ptr->symbol.name)+1);
- asection *section ;
- arelent_chain *reloc = (arelent_chain *)bfd_alloc(abfd, sizeof(arelent_chain));
- strcpy(copy, cache_ptr->symbol.name);
- section = bfd_get_section_by_name (abfd, copy);
- if (!section)
- section = bfd_make_section(abfd,copy);
-
- switch ( (cache_ptr->type & N_TYPE) ) {
- case N_SETA:
- section->flags = SEC_CONSTRUCTOR;
- reloc->relent.section = (asection *)NULL;
- cache_ptr->symbol.section = (asection *)NULL;
- break;
- case N_SETT:
- section->flags = SEC_CONSTRUCTOR_TEXT;
- reloc->relent.section = (asection *)obj_textsec(abfd);
- cache_ptr->symbol.value -= reloc->relent.section->vma;
- break;
- case N_SETD:
- section->flags = SEC_CONSTRUCTOR_DATA;
- reloc->relent.section = (asection *)obj_datasec(abfd);
- cache_ptr->symbol.value -= reloc->relent.section->vma;
- break;
- case N_SETB:
- section->flags = SEC_CONSTRUCTOR_BSS;
- reloc->relent.section = (asection *)obj_bsssec(abfd);
- cache_ptr->symbol.value -= reloc->relent.section->vma;
- break;
- }
- cache_ptr->symbol.section = reloc->relent.section;
- reloc->relent.addend = cache_ptr->symbol.value ;
-
- /* We modify the symbol to belong to a section depending upon the
- name of the symbol - probably __CTOR__ or __DTOR__ but we don't
- really care, and add to the size of the section to contain a
- pointer to the symbol. Build a reloc entry to relocate to this
- symbol attached to this section. */
+ {
+ char *copy = bfd_alloc(abfd, strlen(cache_ptr->symbol.name)+1);
+ asection *section ;
+ asection *into_section;
+
+ arelent_chain *reloc = (arelent_chain *)bfd_alloc(abfd, sizeof(arelent_chain));
+ strcpy(copy, cache_ptr->symbol.name);
+
+ /* Make sure that this bfd has a section with the right contructor
+ name */
+ section = bfd_get_section_by_name (abfd, copy);
+ if (!section)
+ section = bfd_make_section(abfd,copy);
+
+ /* Build a relocation entry for the constructor */
+ switch ( (cache_ptr->type & N_TYPE) )
+ {
+ case N_SETA:
+ into_section = &bfd_abs_section;
+ break;
+ case N_SETT:
+ into_section = (asection *)obj_textsec(abfd);
+ break;
+ case N_SETD:
+ into_section = (asection *)obj_datasec(abfd);
+ break;
+ case N_SETB:
+ into_section = (asection *)obj_bsssec(abfd);
+ break;
+ default:
+ abort();
+ }
+
+ /* Build a relocation pointing into the constuctor section
+ pointing at the symbol in the set vector specified */
+
+ reloc->relent.addend = cache_ptr->symbol.value;
+ cache_ptr->symbol.section = into_section->symbol->section;
+ reloc->relent.sym_ptr_ptr = into_section->symbol_ptr_ptr;
+
+ /* We modify the symbol to belong to a section depending upon the
+ name of the symbol - probably __CTOR__ or __DTOR__ but we don't
+ really care, and add to the size of the section to contain a
+ pointer to the symbol. Build a reloc entry to relocate to this
+ symbol attached to this section. */
- section->reloc_count++;
- section->alignment_power = 2;
- reloc->relent.sym_ptr_ptr = (asymbol **)NULL;
- reloc->next = section->constructor_chain;
- section->constructor_chain = reloc;
- reloc->relent.address = section->size;
- section->size += sizeof(int *);
+ section->flags = SEC_CONSTRUCTOR;
+
- reloc->relent.howto = howto_table_ext +CTOR_TABLE_RELOC_IDX;
- cache_ptr->symbol.flags |= BSF_DEBUGGING | BSF_CONSTRUCTOR;
- }
+ section->reloc_count++;
+ section->alignment_power = 2;
+
+ reloc->next = section->constructor_chain;
+ section->constructor_chain = reloc;
+ reloc->relent.address = section->_raw_size;
+ section->_raw_size += sizeof(int *);
+
+ reloc->relent.howto = howto_table_ext + CTOR_TABLE_RELOC_IDX;
+ cache_ptr->symbol.flags |= BSF_DEBUGGING | BSF_CONSTRUCTOR;
+ }
break;
default:
if (cache_ptr->type == N_WARNING)
- {
- /* This symbol is the text of a warning message, the next symbol
- is the symbol to associate the warning with */
- cache_ptr->symbol.flags = BSF_DEBUGGING | BSF_WARNING;
- cache_ptr->symbol.value = (bfd_vma)((cache_ptr+1));
- /* We furgle with the next symbol in place. We don't want it to be undefined, we'll trample the type */
- (sym_pointer+1)->e_type[0] = 0xff;
- break;
- }
- if ((cache_ptr->type | N_EXT) == (N_INDR | N_EXT)) {
- /* Two symbols in a row for an INDR message. The first symbol
- contains the name we will match, the second symbol contains the
- name the first name is translated into. It is supplied to us
- undefined. This is good, since we want to pull in any files which
- define it */
- cache_ptr->symbol.flags = BSF_DEBUGGING | BSF_INDIRECT;
+ {
+ /* This symbol is the text of a warning message, the next symbol
+ is the symbol to associate the warning with */
+ cache_ptr->symbol.flags = BSF_DEBUGGING | BSF_WARNING;
cache_ptr->symbol.value = (bfd_vma)((cache_ptr+1));
+ /* We furgle with the next symbol in place. We don't want it to be undefined, we'll trample the type */
+ (sym_pointer+1)->e_type[0] = 0xff;
break;
}
+ if ((cache_ptr->type | N_EXT) == (N_INDR | N_EXT)) {
+ /* Two symbols in a row for an INDR message. The first symbol
+ contains the name we will match, the second symbol contains the
+ name the first name is translated into. It is supplied to us
+ undefined. This is good, since we want to pull in any files which
+ define it */
+ cache_ptr->symbol.flags = BSF_DEBUGGING | BSF_INDIRECT;
+ cache_ptr->symbol.value = (bfd_vma)((cache_ptr+1));
+ cache_ptr->symbol.section = &bfd_und_section;
+ break;
+ }
if (sym_is_debugger_info (cache_ptr)) {
- cache_ptr->symbol.flags = BSF_DEBUGGING ;
- /* Work out the section correct for this symbol */
- switch (cache_ptr->type & N_TYPE)
- {
- case N_TEXT:
- case N_FN:
- cache_ptr->symbol.section = obj_textsec (abfd);
- cache_ptr->symbol.value -= obj_textsec(abfd)->vma;
- break;
- case N_DATA:
- cache_ptr->symbol.value -= obj_datasec(abfd)->vma;
- cache_ptr->symbol.section = obj_datasec (abfd);
- break;
- case N_BSS :
- cache_ptr->symbol.section = obj_bsssec (abfd);
- cache_ptr->symbol.value -= obj_bsssec(abfd)->vma;
- break;
- case N_ABS:
- default:
- cache_ptr->symbol.section = 0;
- break;
- }
- }
- else {
+ cache_ptr->symbol.flags = BSF_DEBUGGING ;
+ /* Work out the section correct for this symbol */
+ switch (cache_ptr->type & N_TYPE)
+ {
+ case N_TEXT:
+ case N_FN:
+ cache_ptr->symbol.section = obj_textsec (abfd);
+ cache_ptr->symbol.value -= obj_textsec(abfd)->vma;
+ break;
+ case N_DATA:
+ cache_ptr->symbol.value -= obj_datasec(abfd)->vma;
+ cache_ptr->symbol.section = obj_datasec (abfd);
+ break;
+ case N_BSS :
+ cache_ptr->symbol.section = obj_bsssec (abfd);
+ cache_ptr->symbol.value -= obj_bsssec(abfd)->vma;
+ break;
+ default:
+ case N_ABS:
- if (sym_is_fortrancommon (cache_ptr))
- {
- cache_ptr->symbol.flags = BSF_FORT_COMM;
- cache_ptr->symbol.section = (asection *)NULL;
- }
- else {
- if (sym_is_undefined (cache_ptr)) {
- cache_ptr->symbol.flags = BSF_UNDEFINED;
- }
- else if (sym_is_global_defn (cache_ptr)) {
- cache_ptr->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
+ cache_ptr->symbol.section = &bfd_abs_section;
+ break;
}
-
- else if (sym_is_absolute (cache_ptr)) {
- cache_ptr->symbol.flags = BSF_ABSOLUTE;
+ }
+ else {
+
+ if (sym_is_fortrancommon (cache_ptr))
+ {
+ cache_ptr->symbol.flags = 0;
+ cache_ptr->symbol.section = &bfd_com_section;
}
else {
- cache_ptr->symbol.flags = BSF_LOCAL;
- }
+
+
+ }
/* In a.out, the value of a symbol is always relative to the
* start of the file, if this is a data symbol we'll subtract
@@ -877,26 +888,40 @@ DEFUN(translate_from_native_sym_flags,(sym_pointer, cache_ptr, abfd),
*/
if (sym_in_text_section (cache_ptr)) {
- cache_ptr->symbol.value -= obj_textsec(abfd)->vma;
- cache_ptr->symbol.section = obj_textsec (abfd);
- }
+ cache_ptr->symbol.value -= obj_textsec(abfd)->vma;
+ cache_ptr->symbol.section = obj_textsec (abfd);
+ }
else if (sym_in_data_section (cache_ptr)){
- cache_ptr->symbol.value -= obj_datasec(abfd)->vma;
- cache_ptr->symbol.section = obj_datasec (abfd);
- }
+ cache_ptr->symbol.value -= obj_datasec(abfd)->vma;
+ cache_ptr->symbol.section = obj_datasec (abfd);
+ }
else if (sym_in_bss_section(cache_ptr)) {
- cache_ptr->symbol.section = obj_bsssec (abfd);
- cache_ptr->symbol.value -= obj_bsssec(abfd)->vma;
+ cache_ptr->symbol.section = obj_bsssec (abfd);
+ cache_ptr->symbol.value -= obj_bsssec(abfd)->vma;
+ }
+ else if (sym_is_undefined (cache_ptr)) {
+ cache_ptr->symbol.flags = 0;
+ cache_ptr->symbol.section = &bfd_und_section;
+ }
+ else if (sym_is_absolute(cache_ptr))
+ {
+ cache_ptr->symbol.section = &bfd_abs_section;
}
- else {
- cache_ptr->symbol.section = (asection *)NULL;
- cache_ptr->symbol.flags |= BSF_ABSOLUTE;
+
+ if (sym_is_global_defn (cache_ptr))
+ {
+ cache_ptr->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
+ }
+ else
+ {
+ cache_ptr->symbol.flags = BSF_LOCAL;
}
}
- }
}
}
+
+
static void
DEFUN(translate_to_native_sym_flags,(sym_pointer, cache_ptr, abfd),
struct external_nlist *sym_pointer AND
@@ -905,47 +930,46 @@ DEFUN(translate_to_native_sym_flags,(sym_pointer, cache_ptr, abfd),
{
bfd_vma value = cache_ptr->value;
- if (bfd_get_section(cache_ptr)) {
- if (bfd_get_output_section(cache_ptr) == obj_bsssec (abfd)) {
+ if (bfd_get_output_section(cache_ptr) == obj_bsssec (abfd)) {
sym_pointer->e_type[0] |= N_BSS;
}
- else if (bfd_get_output_section(cache_ptr) == obj_datasec (abfd)) {
+ else if (bfd_get_output_section(cache_ptr) == obj_datasec (abfd)) {
sym_pointer->e_type[0] |= N_DATA;
}
- else if (bfd_get_output_section(cache_ptr) == obj_textsec (abfd)) {
+ else if (bfd_get_output_section(cache_ptr) == obj_textsec (abfd)) {
sym_pointer->e_type[0] |= N_TEXT;
}
- else {
- bfd_error_vector.nonrepresentable_section(abfd,
- bfd_get_output_section(cache_ptr)->name);
- }
- /* Turn the symbol from section relative to absolute again */
-
- value +=
- cache_ptr->section->output_section->vma
- + cache_ptr->section->output_offset ;
- }
- else {
+ else if (bfd_get_output_section(cache_ptr) == &bfd_abs_section)
+ {
sym_pointer->e_type[0] |= N_ABS;
}
- if (cache_ptr->flags & (BSF_WARNING)) {
- (sym_pointer+1)->e_type[0] = 1;
- }
- if (cache_ptr->flags & (BSF_FORT_COMM | BSF_UNDEFINED)) {
+ else if (bfd_get_output_section(cache_ptr) == &bfd_und_section)
+ {
sym_pointer->e_type[0] = (N_UNDF | N_EXT);
}
- else {
- if (cache_ptr->flags & BSF_ABSOLUTE) {
- sym_pointer->e_type[0] |= N_ABS;
+ else if (bfd_get_output_section(cache_ptr) == &bfd_com_section) {
+ sym_pointer->e_type[0] = (N_UNDF | N_EXT);
+ }
+ else {
+ bfd_error_vector.nonrepresentable_section(abfd,
+ bfd_get_output_section(cache_ptr)->name);
}
+ /* Turn the symbol from section relative to absolute again */
- if (cache_ptr->flags & (BSF_GLOBAL | BSF_EXPORT)) {
+ value += cache_ptr->section->output_section->vma + cache_ptr->section->output_offset ;
+
+
+ if (cache_ptr->flags & (BSF_WARNING)) {
+ (sym_pointer+1)->e_type[0] = 1;
+ }
+
+ if (cache_ptr->flags & (BSF_GLOBAL | BSF_EXPORT)) {
sym_pointer->e_type[0] |= N_EXT;
}
- if (cache_ptr->flags & BSF_DEBUGGING) {
+ if (cache_ptr->flags & BSF_DEBUGGING) {
sym_pointer->e_type [0]= ((aout_symbol_type *)cache_ptr)->type;
}
- }
+
PUT_WORD(abfd, value, sym_pointer->e_value);
}
@@ -1056,13 +1080,16 @@ DEFUN(NAME(aout,write_syms),(abfd),
for (count = 0; count < bfd_get_symcount (abfd); count++) {
asymbol *g = generic[count];
struct external_nlist nsp;
-
+
+
if (g->name) {
unsigned int length = strlen(g->name) +1;
PUT_WORD (abfd, stindex, (unsigned char *)nsp.e_strx);
stindex += length;
}
- else {
+ else
+
+ {
PUT_WORD (abfd, 0, (unsigned char *)nsp.e_strx);
}
@@ -1102,9 +1129,7 @@ DEFUN(NAME(aout,write_syms),(abfd),
size_t length = strlen(g->name)+1;
bfd_write((PTR)g->name, 1, length, abfd);
}
- if ((g->flags & BSF_FAKE)==0) {
g->KEEPIT = (KEEPITTYPE) count;
- }
}
}
@@ -1136,86 +1161,72 @@ DEFUN(NAME(aout,swap_std_reloc_out),(abfd, g, natptr),
arelent *g AND
struct reloc_std_external *natptr)
{
- int r_index;
- int r_extern;
- unsigned int r_length;
- int r_pcrel;
- int r_baserel, r_jmptable, r_relative;
- unsigned int r_addend;
-
- PUT_WORD(abfd, g->address, natptr->r_address);
-
- r_length = g->howto->size ; /* Size as a power of two */
- r_pcrel = (int) g->howto->pc_relative; /* Relative to PC? */
- /* r_baserel, r_jmptable, r_relative??? FIXME-soon */
- r_baserel = 0;
- r_jmptable = 0;
- r_relative = 0;
+ int r_index;
+ asymbol *sym = *(g->sym_ptr_ptr);
+ int r_extern;
+ unsigned int r_length;
+ int r_pcrel;
+ int r_baserel, r_jmptable, r_relative;
+ unsigned int r_addend;
+ asection *output_section = sym->section->output_section;
+
+ PUT_WORD(abfd, g->address, natptr->r_address);
- r_addend = g->addend; /* Start here, see how it goes */
+ r_length = g->howto->size ; /* Size as a power of two */
+ r_pcrel = (int) g->howto->pc_relative; /* Relative to PC? */
+ /* r_baserel, r_jmptable, r_relative??? FIXME-soon */
+ r_baserel = 0;
+ r_jmptable = 0;
+ r_relative = 0;
- /* name was clobbered by aout_write_syms to be symbol index */
+ r_addend = g->addend + (*(g->sym_ptr_ptr))->section->output_section->vma;
- if (g->sym_ptr_ptr != NULL)
- {
- if ((*(g->sym_ptr_ptr))->section) {
- /* put the section offset into the addend for output */
- r_addend += (*(g->sym_ptr_ptr))->section->vma;
- }
-
- r_index = ((*(g->sym_ptr_ptr))->KEEPIT);
- r_extern = 1;
- }
- else {
- r_extern = 0;
- if (g->section == NULL) {
- /* It is possible to have a reloc with nothing, we generate an
- abs + 0 */
- r_addend = 0;
- r_index = N_ABS | N_EXT;
- }
- else if(g->section->output_section == obj_textsec(abfd)) {
- r_index = N_TEXT | N_EXT;
- r_addend += g->section->output_section->vma;
- }
- else if (g->section->output_section == obj_datasec(abfd)) {
- r_index = N_DATA | N_EXT;
- r_addend += g->section->output_section->vma;
- }
- else if (g->section->output_section == obj_bsssec(abfd)) {
- r_index = N_BSS | N_EXT ;
- r_addend += g->section->output_section->vma;
- }
- else {
- BFD_ASSERT(0);
- r_index = N_ABS | N_EXT;
- }
- }
+ /* name was clobbered by aout_write_syms to be symbol index */
+
+ if (output_section == &bfd_abs_section)
+ {
+ r_extern = 0;
+ r_index = N_ABS;
+ r_addend += sym->value;
+ }
+ else if (output_section == &bfd_com_section
+ || output_section == &bfd_und_section)
+ {
+ /* Fill in symbol */
+ r_extern = 1;
+ r_index = stoi((*(g->sym_ptr_ptr))->KEEPIT);
+ }
+ else
+ {
+ /* Just an ordinary section */
+ r_extern = 0;
+ r_index = output_section->target_index;
+ }
- /* now the fun stuff */
- if (abfd->xvec->header_byteorder_big_p != false) {
+ /* now the fun stuff */
+ if (abfd->xvec->header_byteorder_big_p != false) {
natptr->r_index[0] = r_index >> 16;
natptr->r_index[1] = r_index >> 8;
natptr->r_index[2] = r_index;
natptr->r_type[0] =
- (r_extern? RELOC_STD_BITS_EXTERN_BIG: 0)
- | (r_pcrel? RELOC_STD_BITS_PCREL_BIG: 0)
- | (r_baserel? RELOC_STD_BITS_BASEREL_BIG: 0)
- | (r_jmptable? RELOC_STD_BITS_JMPTABLE_BIG: 0)
- | (r_relative? RELOC_STD_BITS_RELATIVE_BIG: 0)
- | (r_length << RELOC_STD_BITS_LENGTH_SH_BIG);
+ (r_extern? RELOC_STD_BITS_EXTERN_BIG: 0)
+ | (r_pcrel? RELOC_STD_BITS_PCREL_BIG: 0)
+ | (r_baserel? RELOC_STD_BITS_BASEREL_BIG: 0)
+ | (r_jmptable? RELOC_STD_BITS_JMPTABLE_BIG: 0)
+ | (r_relative? RELOC_STD_BITS_RELATIVE_BIG: 0)
+ | (r_length << RELOC_STD_BITS_LENGTH_SH_BIG);
} else {
- natptr->r_index[2] = r_index >> 16;
- natptr->r_index[1] = r_index >> 8;
- natptr->r_index[0] = r_index;
- natptr->r_type[0] =
- (r_extern? RELOC_STD_BITS_EXTERN_LITTLE: 0)
+ natptr->r_index[2] = r_index >> 16;
+ natptr->r_index[1] = r_index >> 8;
+ natptr->r_index[0] = r_index;
+ natptr->r_type[0] =
+ (r_extern? RELOC_STD_BITS_EXTERN_LITTLE: 0)
| (r_pcrel? RELOC_STD_BITS_PCREL_LITTLE: 0)
- | (r_baserel? RELOC_STD_BITS_BASEREL_LITTLE: 0)
- | (r_jmptable? RELOC_STD_BITS_JMPTABLE_LITTLE: 0)
- | (r_relative? RELOC_STD_BITS_RELATIVE_LITTLE: 0)
- | (r_length << RELOC_STD_BITS_LENGTH_SH_LITTLE);
- }
+ | (r_baserel? RELOC_STD_BITS_BASEREL_LITTLE: 0)
+ | (r_jmptable? RELOC_STD_BITS_JMPTABLE_LITTLE: 0)
+ | (r_relative? RELOC_STD_BITS_RELATIVE_LITTLE: 0)
+ | (r_length << RELOC_STD_BITS_LENGTH_SH_LITTLE);
+ }
}
@@ -1228,108 +1239,99 @@ DEFUN(NAME(aout,swap_ext_reloc_out),(abfd, g, natptr),
arelent *g AND
register struct reloc_ext_external *natptr)
{
- int r_index;
- int r_extern;
- unsigned int r_type;
- unsigned int r_addend;
-
- PUT_WORD (abfd, g->address, natptr->r_address);
+ int r_index;
+ int r_extern;
+ unsigned int r_type;
+ unsigned int r_addend;
+ asymbol *sym = *(g->sym_ptr_ptr);
+ asection *output_section = sym->section->output_section;
+
+ PUT_WORD (abfd, g->address, natptr->r_address);
- /* Find a type in the output format which matches the input howto -
- at the moment we assume input format == output format FIXME!! */
- r_type = (unsigned int) g->howto->type;
+ r_type = (unsigned int) g->howto->type;
- r_addend = g->addend; /* Start here, see how it goes */
-
- /* name was clobbered by aout_write_syms to be symbol index*/
+ r_addend = g->addend + (*(g->sym_ptr_ptr))->section->output_section->vma;
- if (g->sym_ptr_ptr != NULL)
- {
- if ((*(g->sym_ptr_ptr))->section) {
- /* put the section offset into the addend for output */
- r_addend += (*(g->sym_ptr_ptr))->section->vma;
- }
- r_index = stoi((*(g->sym_ptr_ptr))->KEEPIT);
- r_extern = 1;
- }
- else {
+ if (output_section == &bfd_abs_section)
+ {
r_extern = 0;
- if (g->section == NULL) {
- BFD_ASSERT(0);
- r_index = N_ABS | N_EXT;
- }
- else if(g->section->output_section == obj_textsec(abfd)) {
- r_index = N_TEXT | N_EXT;
- r_addend += g->section->output_section->vma;
- }
- else if (g->section->output_section == obj_datasec(abfd)) {
- r_index = N_DATA | N_EXT;
- r_addend += g->section->output_section->vma;
- }
- else if (g->section->output_section == obj_bsssec(abfd)) {
- r_index = N_BSS | N_EXT ;
- r_addend += g->section->output_section->vma;
- }
- else {
- BFD_ASSERT(0);
- r_index = N_ABS | N_EXT;
- }
+ r_index = N_ABS;
+ r_addend += sym->value;
}
-
+ else if (output_section == &bfd_com_section
+ || output_section == &bfd_und_section)
+ {
+ /* Fill in symbol */
+ r_extern = 1;
+ r_index = stoi((*(g->sym_ptr_ptr))->KEEPIT);
+ }
+ else
+ {
+ /* Just an ordinary section */
+ r_extern = 0;
+ r_index = output_section->target_index;
+ }
+
+
/* now the fun stuff */
if (abfd->xvec->header_byteorder_big_p != false) {
- natptr->r_index[0] = r_index >> 16;
- natptr->r_index[1] = r_index >> 8;
- natptr->r_index[2] = r_index;
- natptr->r_type[0] =
- (r_extern? RELOC_EXT_BITS_EXTERN_BIG: 0)
+ natptr->r_index[0] = r_index >> 16;
+ natptr->r_index[1] = r_index >> 8;
+ natptr->r_index[2] = r_index;
+ natptr->r_type[0] =
+ (r_extern? RELOC_EXT_BITS_EXTERN_BIG: 0)
| (r_type << RELOC_EXT_BITS_TYPE_SH_BIG);
- } else {
- natptr->r_index[2] = r_index >> 16;
- natptr->r_index[1] = r_index >> 8;
- natptr->r_index[0] = r_index;
- natptr->r_type[0] =
- (r_extern? RELOC_EXT_BITS_EXTERN_LITTLE: 0)
- | (r_type << RELOC_EXT_BITS_TYPE_SH_LITTLE);
- }
+ } else {
+ natptr->r_index[2] = r_index >> 16;
+ natptr->r_index[1] = r_index >> 8;
+ natptr->r_index[0] = r_index;
+ natptr->r_type[0] =
+ (r_extern? RELOC_EXT_BITS_EXTERN_LITTLE: 0)
+ | (r_type << RELOC_EXT_BITS_TYPE_SH_LITTLE);
+ }
PUT_WORD (abfd, r_addend, natptr->r_addend);
}
+/* BFD deals internally with all things based from the section they're
+ in. so, something in 10 bytes into a text section with a base of
+ 50 would have a symbol (.text+10) and know .text vma was 50.
+
+ Aout keeps all it's symbols based from zero, so the symbol would
+ contain 60. This macro subs the base of each section from the value
+ to give the true offset from the section */
+
+
#define MOVE_ADDRESS(ad) \
if (r_extern) { \
- cache_ptr->sym_ptr_ptr = symbols + r_index; \
- cache_ptr->section = (asection *)NULL; \
- cache_ptr->addend = ad; \
- } else { \
- cache_ptr->sym_ptr_ptr = (asymbol **)NULL; \
+ /* undefined symbol */ \
+ cache_ptr->sym_ptr_ptr = symbols + r_index; \
+ cache_ptr->addend = ad; \
+ } else { \
+ /* defined, section relative. replace symbol with pointer to \
+ symbol which points to section */ \
switch (r_index) { \
case N_TEXT: \
case N_TEXT | N_EXT: \
- cache_ptr->section = obj_textsec(abfd); \
+ cache_ptr->sym_ptr_ptr = obj_textsec(abfd)->symbol_ptr_ptr; \
cache_ptr->addend = ad - su->textsec->vma; \
break; \
case N_DATA: \
case N_DATA | N_EXT: \
- cache_ptr->section = obj_datasec(abfd); \
+ cache_ptr->sym_ptr_ptr = obj_datasec(abfd)->symbol_ptr_ptr; \
cache_ptr->addend = ad - su->datasec->vma; \
break; \
case N_BSS: \
case N_BSS | N_EXT: \
- cache_ptr->section = obj_bsssec(abfd); \
+ cache_ptr->sym_ptr_ptr = obj_bsssec(abfd)->symbol_ptr_ptr; \
cache_ptr->addend = ad - su->bsssec->vma; \
break; \
+ default: \
case N_ABS: \
case N_ABS | N_EXT: \
- cache_ptr->section = NULL; /* No section */ \
- cache_ptr->addend = ad; /* FIXME, is this right? */ \
- BFD_ASSERT(1); \
- break; \
- default: \
- cache_ptr->section = NULL; /* No section */ \
- cache_ptr->addend = ad; /* FIXME, is this right? */ \
- BFD_ASSERT(1); \
+ cache_ptr->sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr; \
+ cache_ptr->addend = ad; \
break; \
} \
} \
@@ -1344,7 +1346,7 @@ DEFUN(NAME(aout,swap_ext_reloc_in), (abfd, bytes, cache_ptr, symbols),
int r_index;
int r_extern;
unsigned int r_type;
- struct aoutdata *su = (struct aoutdata *)(abfd->tdata);
+ struct aoutdata *su = &(abfd->tdata.aout_data->a);
cache_ptr->address = (GET_SWORD (abfd, bytes->r_address));
@@ -1366,7 +1368,7 @@ DEFUN(NAME(aout,swap_ext_reloc_in), (abfd, bytes, cache_ptr, symbols),
}
cache_ptr->howto = howto_table_ext + r_type;
- MOVE_ADDRESS(GET_SWORD(abfd,bytes->r_addend));
+ MOVE_ADDRESS(GET_SWORD(abfd, bytes->r_addend));
}
void
@@ -1381,7 +1383,7 @@ DEFUN(NAME(aout,swap_std_reloc_in), (abfd, bytes, cache_ptr, symbols),
unsigned int r_length;
int r_pcrel;
int r_baserel, r_jmptable, r_relative;
- struct aoutdata *su = (struct aoutdata *)(abfd->tdata);
+ struct aoutdata *su = &(abfd->tdata.aout_data->a);
cache_ptr->address = (int32_type)(bfd_h_get_32 (abfd, bytes->r_address));
@@ -1654,8 +1656,8 @@ DEFUN(NAME(aout,print_symbol),(ignore_abfd, afile, symbol, how),
break;
case bfd_print_symbol_all:
{
- CONST char *section_name = symbol->section == (asection *)NULL ?
- (CONST char *)"*abs" : symbol->section->name;
+ CONST char *section_name = symbol->section->name;
+
bfd_print_symbol_vandf((PTR)file,symbol);
@@ -1674,10 +1676,7 @@ DEFUN(NAME(aout,print_symbol),(ignore_abfd, afile, symbol, how),
if (section_code == 'U')
fprintf(file, " ");
- else if (symbol->section != (asection *)NULL)
- fprintf_vma(file, symbol->value+symbol->section->vma);
- else
- fprintf_vma(file, symbol->value);
+ fprintf_vma(file, symbol->value+symbol->section->vma);
if (section_code == '?')
{
int type_code = aout_symbol(symbol)->type & 0xff;
@@ -1728,10 +1727,10 @@ DEFUN(NAME(aout,find_nearest_line),(abfd,
asymbol **p;
static char buffer[100];
static char filename_buffer[200];
- char *directory_name = NULL;
- char *main_file_name = NULL;
- char *current_file_name = NULL;
- char *line_file_name = NULL; /* Value of current_file_name at line number. */
+ CONST char *directory_name = NULL;
+ CONST char *main_file_name = NULL;
+ CONST char *current_file_name = NULL;
+ CONST char *line_file_name = NULL; /* Value of current_file_name at line number. */
bfd_vma high_line_vma = ~0;
bfd_vma low_func_vma = 0;
asymbol *func = 0;
@@ -1750,7 +1749,7 @@ DEFUN(NAME(aout,find_nearest_line),(abfd,
if (*p == NULL)
break;
q = (aout_symbol_type *)(*p);
- if (q->type != N_SO)
+ if (q->type != (int)N_SO)
goto next;
/* Found a second N_SO First is directory; second is filename. */
@@ -1822,5 +1821,5 @@ DEFUN(NAME(aout,sizeof_headers),(abfd, execable),
bfd *abfd AND
boolean execable)
{
- return adata(abfd)->exec_bytes_size;
+ return adata(abfd).exec_bytes_size;
}