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authorSteve Chamberlain <sac@cygnus>1992-05-02 01:41:33 +0000
committerSteve Chamberlain <sac@cygnus>1992-05-02 01:41:33 +0000
commit69e0d34d4d51fa8f9b68a5dbdfbbacb5accd5ddd (patch)
tree9b74396da422bcd97c4613ae239ddfb8b31ddd11 /bfd/ieee.c
parente14a43bfaf0aa845d4b90e8f73d71d2a2762a973 (diff)
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* targets.c, Makefile.in: comment out tekhex for the moment.
* ieee.c: if some places where null pointers were used instead of &bfd_abs_section. * configure.in: tandem target is st2000 * coff-m68k.c: rename static howto_table to global m68kcoff_howto_table. * bout.c: remove unnecessary abort
Diffstat (limited to 'bfd/ieee.c')
-rw-r--r--bfd/ieee.c200
1 files changed, 107 insertions, 93 deletions
diff --git a/bfd/ieee.c b/bfd/ieee.c
index 28dd40e..1121422 100644
--- a/bfd/ieee.c
+++ b/bfd/ieee.c
@@ -185,75 +185,81 @@ DEFUN(read_id,(ieee),
}
static void
-DEFUN(ieee_write_expression,(abfd, value,/* section,*/ symbol, pcrel, index),
+DEFUN(ieee_write_expression,(abfd, value, symbol, pcrel, index),
bfd*abfd AND
bfd_vma value AND
-/* asection *section AND*/
asymbol *symbol AND
boolean pcrel AND
unsigned int index)
{
- asection *section;
-
- unsigned int plus_count = 0;
- if (value != 0)
- ieee_write_int(abfd, value);
+ unsigned int term_count = 0;
- if (section != &bfd_abs_section) {
- plus_count++;
- ieee_write_byte(abfd, ieee_variable_R_enum);
- ieee_write_byte(abfd, section->index +IEEE_SECTION_NUMBER_BASE);
+ if (value != 0)
+ {
+ ieee_write_int(abfd, value);
+ term_count++;
}
+
+
-
-
- if (symbol != (asymbol *)NULL) {
- plus_count++;
- if ((symbol->section == &bfd_und_section) ||
- (symbol->section == &bfd_com_section)) {
- ieee_write_byte(abfd, ieee_variable_X_enum);
- ieee_write_int(abfd, symbol->value);
- }
- else if (symbol->flags & BSF_GLOBAL) {
+ if (symbol->section == &bfd_com_section
+ || symbol->section == &bfd_und_section)
+ {
+ /* Def of a common symbol */
+ ieee_write_byte(abfd, ieee_variable_X_enum);
+ ieee_write_int(abfd, symbol->value);
+ term_count++;
+ }
+ else if (symbol->section != &bfd_abs_section)
+ {
+ /* Ref to defined symbol - */
+
+ ieee_write_byte(abfd, ieee_variable_R_enum);
+ ieee_write_byte(abfd, symbol->section->index + IEEE_SECTION_NUMBER_BASE);
+ term_count++;
+ if (symbol->flags & BSF_GLOBAL)
+ {
ieee_write_byte(abfd, ieee_variable_I_enum);
ieee_write_int(abfd, symbol->value);
+ term_count++;
}
- else if (symbol->flags & BSF_LOCAL) {
+ else if (symbol->flags & ( BSF_LOCAL | BSF_SECTION_SYM))
+ {
/* This is a reference to a defined local symbol,
We can easily do a local as a section+offset */
- if (bfd_symbol_is_absolute(symbol) == false) {
- /* If this symbol is not absolute, add the base of it */
- ieee_write_byte(abfd, ieee_variable_R_enum); /* or L */
- ieee_write_byte(abfd, symbol->section->index +
- IEEE_SECTION_NUMBER_BASE);
- plus_count++;
- }
-
+ ieee_write_byte(abfd, ieee_variable_R_enum); /* or L */
+ ieee_write_byte(abfd, symbol->section->index +
+ IEEE_SECTION_NUMBER_BASE);
ieee_write_int(abfd, symbol->value);
- }
- else {
+ term_count++;
- BFD_FAIL();
}
+ else {
+ BFD_FAIL();
+ }
+
}
+
+
if(pcrel) {
- /* subtract the pc from here by asking for PC of this section*/
- ieee_write_byte(abfd, ieee_variable_P_enum);
- ieee_write_byte(abfd, index +IEEE_SECTION_NUMBER_BASE);
- ieee_write_byte(abfd, ieee_function_minus_enum);
+ /* subtract the pc from here by asking for PC of this section*/
+ ieee_write_byte(abfd, ieee_variable_P_enum);
+ ieee_write_byte(abfd, index +IEEE_SECTION_NUMBER_BASE);
+ ieee_write_byte(abfd, ieee_function_minus_enum);
+ }
+
+ if (term_count == 1)
+ {
+ ieee_write_byte(abfd,0);
}
+ else {
+ while (term_count > 1) {
+ ieee_write_byte(abfd, ieee_function_plus_enum);
+ term_count--;
+ }
- if (value != 0){
- while (plus_count > 0) {
- ieee_write_byte(abfd, ieee_function_plus_enum);
- plus_count--;
}
- }
- else {
- if (!plus_count)
- ieee_write_byte(abfd,0);
- }
}
@@ -264,7 +270,6 @@ DEFUN(ieee_write_expression,(abfd, value,/* section,*/ symbol, pcrel, index),
-
/*****************************************************************************/
/*
@@ -371,10 +376,9 @@ static ieee_symbol_index_type NOSYMBOL = { 0, 0};
static void
-DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
+DEFUN(parse_expression,(ieee, value, symbol, pcrel, extra),
ieee_data_type *ieee AND
bfd_vma *value AND
-/* asection **section AND*/
ieee_symbol_index_type *symbol AND
boolean *pcrel AND
unsigned int *extra)
@@ -385,7 +389,7 @@ DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
#define NOS sp[-1]
#define INC sp++;
#define DEC sp--;
- asection **section;
+
boolean loop = true;
ieee_value_type stack[10];
@@ -405,7 +409,7 @@ DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
next_byte(&(ieee->h));
*pcrel = true;
section_n = must_parse_int(&(ieee->h));
- PUSH(NOSYMBOL, 0,
+ PUSH(NOSYMBOL, &bfd_abs_section,
TOS.value = ieee->section_table[section_n]->vma +
ieee_per_section(ieee->section_table[section_n])->pc);
break;
@@ -426,7 +430,7 @@ DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
next_byte(&(ieee->h));
PUSH(NOSYMBOL,
0,
- ieee->section_table[must_parse_int(&(ieee->h))]->_cooked_size);
+ ieee->section_table[must_parse_int(&(ieee->h))]->_raw_size);
break;
case ieee_variable_I_enum:
case ieee_variable_X_enum:
@@ -437,7 +441,7 @@ DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
sy.index = (int)(must_parse_int(&(ieee->h))) ;
sy.letter = 'X';
- PUSH(sy, 0, 0);
+ PUSH(sy, &bfd_und_section, 0);
}
break;
case ieee_function_minus_enum:
@@ -473,7 +477,7 @@ DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
|| this_byte(&(ieee->h)) > (int)ieee_variable_Z_enum);
if (parse_int(&(ieee->h), &va))
{
- PUSH(NOSYMBOL,0, va);
+ PUSH(NOSYMBOL, &bfd_abs_section, va);
}
else {
/*
@@ -491,8 +495,12 @@ DEFUN(parse_expression,(ieee, value,/* section,*/ symbol, pcrel, extra),
ieee_symbol_index_type sy1;
POP(sy1, section1, *extra);
}
-
- POP(*symbol, *section, *value);
+ {
+ asection *dummy;
+
+ POP(*symbol, dummy, *value);
+ }
+
loop = false;
}
}
@@ -631,7 +639,7 @@ DEFUN(ieee_slurp_external_symbols,(abfd),
symbol_name_index = must_parse_int(&(ieee->h));
parse_expression(ieee,
&symbol->symbol.value,
-/* &symbol->symbol.section,*/
+ &symbol->symbol.section,
&symbol_ignore,
&pcrel_ignore,
&extra);
@@ -747,7 +755,7 @@ DEFUN(ieee_get_symtab,(abfd, location),
ieee_symbol_type *symp;
static bfd dummy_bfd;
static asymbol empty_symbol =
- { &dummy_bfd," ieee empty",(symvalue)0,BSF_DEBUGGING };
+ { &dummy_bfd," ieee empty",(symvalue)0,BSF_DEBUGGING , &bfd_abs_section};
if (abfd->symcount) {
@@ -975,7 +983,7 @@ DEFUN(ieee_archive_p,(abfd),
uint8e_type buffer[512];
int buffer_offset = 0;
- ieee_ar_data_type *save = IEEE_AR_DATA(abfd);
+ ieee_ar_data_type *save = abfd->tdata.ieee_ar_data;
ieee_ar_data_type *ieee ;
abfd->tdata.ieee_ar_data = (ieee_ar_data_type *)bfd_alloc(abfd, sizeof(ieee_ar_data_type));
ieee= IEEE_AR_DATA(abfd);
@@ -988,7 +996,11 @@ uint8e_type buffer[512];
ieee->h.abfd = abfd;
- if (this_byte(&(ieee->h)) != Module_Beginning) return (bfd_target*)NULL;
+ if (this_byte(&(ieee->h)) != Module_Beginning) {
+ abfd->tdata.ieee_ar_data = save;
+ return (bfd_target*)NULL;
+ }
+
next_byte(&(ieee->h));
library= read_id(&(ieee->h));
@@ -1253,7 +1265,7 @@ DEFUN(do_one,(ieee, current_map, location_ptr,s),
{
unsigned int extra = 4;
boolean pcrel = false;
-
+asection *section;
ieee_reloc_type *r =
(ieee_reloc_type *) bfd_alloc(ieee->h.abfd,
sizeof(ieee_reloc_type));
@@ -1262,15 +1274,18 @@ DEFUN(do_one,(ieee, current_map, location_ptr,s),
current_map->reloc_tail_ptr= &r->next;
r->next = (ieee_reloc_type *)NULL;
next_byte(&(ieee->h));
- abort();
+/* abort();*/
parse_expression(ieee,
&r->relent.addend,
-/* &r->relent.section,*/
+ &section,
&r->symbol,
&pcrel, &extra);
r->relent.address = current_map->pc;
s->reloc_count++;
+if (r->relent.sym_ptr_ptr == 0) {
+ r->relent.sym_ptr_ptr = section->symbol_ptr_ptr;
+}
if (this_byte(&(ieee->h)) == (int)ieee_comma) {
next_byte(&(ieee->h));
@@ -1453,8 +1468,8 @@ DEFUN(ieee_slurp_section_data,(abfd),
next_byte(&(ieee->h));
must_parse_int(&(ieee->h)); /* Thow away section #*/
parse_expression(ieee, &value,
-/* &dsection, */
-&symbol,
+ &dsection,
+ &symbol,
&pcrel, &extra);
current_map->pc = value;
BFD_ASSERT((unsigned)(value - s->vma) <= s->_raw_size);
@@ -1570,7 +1585,7 @@ DEFUN(ieee_canonicalize_reloc,(abfd, section, relptr, symbols),
symbols + src->symbol.index + ieee->external_reference_base_offset;
break;
case 0:
- src->relent.sym_ptr_ptr = (asymbol **)NULL;
+ src->relent.sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr;
break;
default:
@@ -1657,7 +1672,7 @@ DEFUN(ieee_write_section_part,(abfd),
/* Size */
ieee_write_2bytes(abfd, ieee_section_size_enum);
ieee_write_byte(abfd, s->index + IEEE_SECTION_NUMBER_BASE);
- ieee_write_int(abfd, s->_cooked_size);
+ ieee_write_int(abfd, s->_raw_size);
if (abfd->flags & EXEC_P) {
/* Relocateable sections don't have asl records */
/* Vma */
@@ -1696,19 +1711,19 @@ DEFUN(do_with_relocs,(abfd, s),
ieee_write_twobyte(abfd, ieee_set_current_pc_enum);
ieee_write_byte(abfd, s->index + IEEE_SECTION_NUMBER_BASE);
- ieee_write_expression(abfd, 0,/* s,!!!!*/ 0, 0, 0);
+ ieee_write_expression(abfd, 0, s->symbol, 0, 0);
if (relocs_to_go == 0)
{
/* If there arn't any relocations then output the load constant byte
opcode rather than the load with relocation opcode */
- while (current_byte_index < s->_cooked_size) {
+ while (current_byte_index < s->_raw_size) {
bfd_size_type run;
unsigned int MAXRUN = 32;
run = MAXRUN;
- if (run > s->_cooked_size - current_byte_index) {
- run = s->_cooked_size - current_byte_index;
+ if (run > s->_raw_size - current_byte_index) {
+ run = s->_raw_size - current_byte_index;
}
if (run != 0) {
@@ -1734,10 +1749,10 @@ DEFUN(do_with_relocs,(abfd, s),
if ((PTR)stream == (PTR)NULL) {
/* Outputting a section without data, fill it up */
- stream = (uint8e_type *)(bfd_alloc(abfd, s->_cooked_size));
- memset((PTR)stream, 0, s->_cooked_size);
+ stream = (uint8e_type *)(bfd_alloc(abfd, s->_raw_size));
+ memset((PTR)stream, 0, s->_raw_size);
}
- while (current_byte_index < s->_cooked_size) {
+ while (current_byte_index < s->_raw_size) {
bfd_size_type run;
unsigned int MAXRUN = 32;
if (relocs_to_go) {
@@ -1746,8 +1761,8 @@ DEFUN(do_with_relocs,(abfd, s),
else {
run = MAXRUN;
}
- if (run > s->_cooked_size - current_byte_index) {
- run = s->_cooked_size - current_byte_index;
+ if (run > s->_raw_size - current_byte_index) {
+ run = s->_raw_size - current_byte_index;
}
if (run != 0) {
@@ -1798,13 +1813,11 @@ DEFUN(do_with_relocs,(abfd, s),
if (r->sym_ptr_ptr != (asymbol **)NULL) {
ieee_write_expression(abfd, r->addend + ov,
-/* !!! r->section,*/
*(r->sym_ptr_ptr),
r->howto->pc_relative, s->index);
}
else {
ieee_write_expression(abfd, r->addend + ov,
-/*!!! r->section,*/
(asymbol *)NULL,
r->howto->pc_relative, s->index);
}
@@ -1842,7 +1855,7 @@ DEFUN(do_as_repeat, (abfd, s),
ieee_write_int(abfd, s->vma );
ieee_write_byte(abfd,ieee_repeat_data_enum);
- ieee_write_int(abfd, s->_cooked_size);
+ ieee_write_int(abfd, s->_raw_size);
ieee_write_byte(abfd, ieee_load_constant_bytes_enum);
ieee_write_byte(abfd, 1);
ieee_write_byte(abfd, 0);
@@ -1862,7 +1875,7 @@ DEFUN(do_without_relocs, (abfd, s),
else
{
unsigned int i;
- for (i = 0; i < s->_cooked_size; i++) {
+ for (i = 0; i < s->_raw_size; i++) {
if (stream[i] != 0) {
do_with_relocs(abfd, s);
return;
@@ -2434,10 +2447,11 @@ DEFUN(ieee_write_debug_part, (abfd),
ieee_write_byte(abfd, 0);
ieee_write_byte(abfd, 1);
ieee_write_byte(abfd, i + IEEE_SECTION_NUMBER_BASE);
- ieee_write_expression(abfd, 0, s, 0, 0, 0);
+ ieee_write_expression(abfd, 0, s->symbol, 0, 0, 0);
ieee_write_byte(abfd,0);
ieee_write_byte(abfd, 0xf9);
- ieee_write_expression(abfd, s->size, 0, 0, 0, 0);
+ ieee_write_expression(abfd, s->size,
+ bfd_abs_section.symbol, 0, 0, 0);
i++;
}
@@ -2501,8 +2515,8 @@ DEFUN(init_for_output,(abfd),
{
asection *s;
for (s = abfd->sections; s != (asection *)NULL; s = s->next) {
- if (s->_cooked_size != 0) {
- ieee_per_section(s)->data = (bfd_byte *)(bfd_alloc(abfd, s->_cooked_size));
+ if (s->_raw_size != 0) {
+ ieee_per_section(s)->data = (bfd_byte *)(bfd_alloc(abfd, s->_raw_size));
}
}
}
@@ -2602,16 +2616,16 @@ DEFUN(ieee_write_external_part,(abfd),
else {
ieee_write_expression(abfd,
p->value + p->section->output_offset,
-/*!!! p->section->output_section,*/
- (asymbol *)NULL, false, 0);
+ p->section->output_section->symbol
+ , false, 0);
}
}
else
{
ieee_write_expression(abfd,
p->value,
-/*!!! (asection *)NULL,*/
- (asymbol *)NULL, false, 0);
+ bfd_abs_section.symbol,
+ false, 0);
}
p->value = public_index;
public_index++;
@@ -2628,7 +2642,7 @@ DEFUN(ieee_write_external_part,(abfd),
}
-CONST static char exten[] =
+CONST static unsigned char exten[] =
{
0xf0, 0x20, 0x00,
0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3 */
@@ -2636,7 +2650,7 @@ CONST static char exten[] =
0xf1, 0xce, 0x20, 0x00, 38 /* set object type relocateable to x */
};
-CONST static char envi[] =
+CONST static unsigned char envi[] =
{
0xf0, 0x21, 0x00,
@@ -2704,14 +2718,14 @@ DEFUN(ieee_write_object_contents,(abfd),
ieee->w.r.extension_record = bfd_tell(abfd);
- bfd_write(exten, 1, sizeof(exten), abfd);
+ bfd_write((char *)exten, 1, sizeof(exten), abfd);
if (abfd->flags & EXEC_P)
ieee_write_byte(abfd, 0x1); /* Absolute */
else
ieee_write_byte(abfd, 0x2); /* Relocateable */
ieee->w.r.environmental_record = bfd_tell(abfd);
- bfd_write(envi, 1, sizeof(envi), abfd);
+ bfd_write((char *)envi, 1, sizeof(envi), abfd);
output_bfd = abfd;
flush();
@@ -2927,7 +2941,7 @@ DEFUN(ieee_bfd_debug_info_accumulate,(abfd, section),
#define ieee_close_and_cleanup bfd_generic_close_and_cleanup
#define ieee_set_arch_mach bfd_default_set_arch_mach
#define ieee_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
-
+#define ieee_bfd_relax_section bfd_generic_relax_section
/*SUPPRESS 460 */
bfd_target ieee_vec =
{