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phase_3.c
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phase_3.c
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#include "flags.h"
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "defines.h"
#include "include.h"
#include "phase_3.h"
#include "printf.h"
#include "main.h"
extern struct incbin_file_data *g_incbin_file_data_first, *g_ifd_tmp;
extern struct section_def *g_sections_first, *g_sections_last, *g_sec_tmp, *g_sec_next;
extern struct file_name_info *g_file_name_info_first, *g_file_name_info_last, *g_file_name_info_tmp;
extern struct block_name *g_block_names;
extern struct after_section *g_after_sections;
extern struct macro_static *g_macros_first;
extern struct map_t *g_defines_map;
extern unsigned char *g_rom_banks, *g_rom_banks_usage_table;
extern FILE *g_file_out_ptr;
extern char *g_tmp, g_namespace[MAX_NAME_LENGTH + 1];
extern char *g_asm_name;
extern int g_verbose_level, g_section_status, g_output_format, g_keep_empty_sections, g_quiet;
extern int g_global_listfile_items;
struct label_def *g_label_last, *g_label_tmp, *g_labels = NULL;
struct map_t *g_global_unique_label_map = NULL;
struct label_context g_label_context, *g_label_context_first = NULL, *g_label_context_last = NULL;
static int s_dstruct_start, s_dstruct_item_offset, s_dstruct_item_size;
static struct block *s_blocks = NULL;
int g_label_context_running_number = 0;
#define XSTRINGIFY(x) #x
#define STRINGIFY(x) XSTRINGIFY(x)
#define STRING_READ_FORMAT ("%" STRINGIFY(MAX_NAME_LENGTH) "s ")
int free_label_context_allocations(void) {
struct label_context *lc = g_label_context_first;
if (lc == NULL)
return SUCCEEDED;
/* do note that the first struct label_context is not allocated using calloc() */
lc = lc->next;
while (lc != NULL) {
struct label_context *next = lc->next;
free(lc);
lc = next;
}
return SUCCEEDED;
}
static int _print_fscanf_error_accessing_internal_data_stream(int file_name_id, int line_number) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Could not read enough elements from the internal data stream. errno = %d. Please submit a bug report!\n",
get_file_name(file_name_id), line_number, errno);
return FAILED;
}
static int _add_label(struct label_def *l, struct section_def *s, int line_number, int file_name_id) {
struct label_def *tmp_label;
struct definition *tmp_def;
int err;
/* does a definition with the same name exist? */
hashmap_get(g_defines_map, l->label, (void*)&tmp_def);
if (tmp_def != NULL) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: A definition called \"%s\" exists already, cannot add a label with the same name.\n", get_file_name(file_name_id), line_number, l->label);
return FAILED;
}
if (s != NULL) {
/* always put the label into the section's label_map */
if (hashmap_get(s->label_map, l->label, (void *)&tmp_label) == MAP_OK) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Label \"%s\" was defined for the first time.\n", get_file_name(tmp_label->filename_id), tmp_label->linenumber, l->label);
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Label \"%s\" was defined for the second time.\n", get_file_name(file_name_id), line_number, l->label);
return FAILED;
}
if ((err = hashmap_put(s->label_map, l->label, l)) != MAP_OK) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Hashmap error %d. Please send a bug report!", get_file_name(file_name_id), line_number, err);
return FAILED;
}
}
/* don't put local labels into namespaces or the global namespace */
if (s == NULL || l->label[0] != '_') {
if (s != NULL && s->nspace != NULL) {
/* label in a namespace */
if (hashmap_get(s->nspace->label_map, l->label, (void *)&tmp_label) == MAP_OK) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Label \"%s\" was defined for the first time.\n", get_file_name(tmp_label->filename_id), tmp_label->linenumber, l->label);
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Label \"%s\" was defined for the second time.\n", get_file_name(file_name_id), line_number, l->label);
return FAILED;
}
if ((err = hashmap_put(s->nspace->label_map, l->label, l)) != MAP_OK) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Hashmap error %d. Please send a bug report!", get_file_name(file_name_id), line_number, err);
return FAILED;
}
}
else {
/* global label */
if (hashmap_get(g_global_unique_label_map, l->label, (void *)&tmp_label) == MAP_OK) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Label \"%s\" was defined for the first time.\n", get_file_name(tmp_label->filename_id), tmp_label->linenumber, l->label);
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Label \"%s\" was defined for the second time.\n", get_file_name(file_name_id), line_number, l->label);
return FAILED;
}
if ((err = hashmap_put(g_global_unique_label_map, l->label, l)) != MAP_OK) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Hashmap error %d. Please send a bug report!", get_file_name(file_name_id), line_number, err);
return FAILED;
}
}
}
if (g_labels != NULL) {
g_label_last->next = l;
g_label_last = l;
}
else {
g_labels = l;
g_label_last = l;
}
return SUCCEEDED;
}
int phase_3(void) {
int bank = 0, slot = 0, address = 0, file_name_id = 0, inz, line_number = 0, o, address_old = 0, base = 0, bits_current = 0, x, y, err;
char tmp_buffer[MAX_NAME_LENGTH + 1], c;
struct section_def *s = NULL;
struct label_def *l;
struct block_name *bn;
struct block *b;
/* initialize label context */
g_label_context.isolated_macro = NULL;
g_label_context.next = NULL;
g_label_context.prev = NULL;
for (x = 0; x < 10; x++)
g_label_context.parent_labels[x] = NULL;
g_label_context_last = &g_label_context;
g_label_context_first = &g_label_context;
g_namespace[0] = 0;
if (g_verbose_level >= 100)
print_text(YES, "Internal pass 1...\n");
/* rewind to the beginning of the internal data stream */
fseek(g_file_out_ptr, 0, SEEK_SET);
/* first loop */
o = 0;
if (g_output_format == OUTPUT_OBJECT) {
/* OUTPUT_OBJECT */
while (o == 0 && fread(&c, 1, 1, g_file_out_ptr) != 0) {
switch (c) {
case ' ':
case 'E':
continue;
case 'j':
continue;
case 'J':
continue;
case 'i':
err = fscanf(g_file_out_ptr, "%d %s ", &inz, tmp_buffer);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (process_macro_in(inz, tmp_buffer, file_name_id, line_number) == FAILED)
return FAILED;
continue;
case 'I':
err = fscanf(g_file_out_ptr, "%d %s ", &inz, tmp_buffer);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (process_macro_out(inz, tmp_buffer, file_name_id, line_number) == FAILED)
return FAILED;
continue;
case 'P':
address_old = address;
continue;
case 'p':
address = address_old;
continue;
case 'x':
case 'o':
err = fscanf(g_file_out_ptr, "%d %*d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (g_section_status == ON) {
address += inz;
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n",
get_file_name(file_name_id), line_number);
return FAILED;
case 'd':
if (g_section_status == ON) {
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n",
get_file_name(file_name_id), line_number);
return FAILED;
case 'y':
if (g_section_status == ON) {
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 2;
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n",
get_file_name(file_name_id), line_number);
return FAILED;
#if defined(SUPERFX)
case '*':
if (g_section_status == ON) {
err = fscanf(g_file_out_ptr, "%*s ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n",
get_file_name(file_name_id), line_number);
return FAILED;
case '-':
if (g_section_status == ON) {
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n",
get_file_name(file_name_id), line_number);
return FAILED;
#endif
case '+':
if (g_section_status == ON) {
int bits_to_add;
char type;
err = fscanf(g_file_out_ptr, "%d ", &bits_to_add);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (bits_to_add == 0) {
bits_current = 0;
}
else {
if (bits_current == 0)
address++;
bits_current += bits_to_add;
while (bits_current > 8) {
bits_current -= 8;
address++;
}
if (bits_to_add == 8)
bits_current = 0;
}
err = fscanf(g_file_out_ptr, "%c", &type);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (type == 'a') {
err = fscanf(g_file_out_ptr, "%*d");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
else if (type == 'b') {
err = fscanf(g_file_out_ptr, "%*s");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
else if (type == 'c') {
err = fscanf(g_file_out_ptr, "%*d");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
else {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Unknown internal .BITS data type '%c'. Please submit a bug report!\n", get_file_name(file_name_id), line_number, type);
return FAILED;
}
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n", get_file_name(file_name_id), line_number);
return FAILED;
case 'v':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'b':
err = fscanf(g_file_out_ptr, "%d ", &base);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'f':
err = fscanf(g_file_out_ptr, "%d ", &file_name_id);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'B':
err = fscanf(g_file_out_ptr, "%d %d ", &bank, &slot);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'k':
err = fscanf(g_file_out_ptr, "%d ", &line_number);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'g':
err = fscanf(g_file_out_ptr, "%d ", &x);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
bn = g_block_names;
while (bn != NULL) {
if (bn->id == x)
break;
bn = bn->next;
}
b = calloc(sizeof(struct block), 1);
if (b == NULL) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Out of memory while trying to allocate room for block \"%s\".\n",
get_file_name(file_name_id), line_number, bn->name);
return FAILED;
}
b->filename_id = file_name_id;
b->line_number = line_number;
b->next = s_blocks;
s_blocks = b;
strcpy(b->name, bn->name);
b->address = address;
continue;
case 'G':
b = s_blocks;
s_blocks = s_blocks->next;
if (g_quiet == NO)
print_text(YES, "%s:%d: INTERNAL_PHASE_1: Block \"%s\" is %d bytes in size.\n", get_file_name(file_name_id), line_number, b->name, address - b->address);
free(b);
continue;
case 't':
err = fscanf(g_file_out_ptr, "%d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (inz == 0)
g_namespace[0] = 0;
else {
err = fscanf(g_file_out_ptr, STRING_READ_FORMAT, g_namespace);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
continue;
case 'Z': /* breakpoint */
case 'Y': /* symbol */
case 'L': /* label */
{
int mangled_label = NO;
l = calloc(sizeof(struct label_def), 1);
if (l == NULL) {
err = fscanf(g_file_out_ptr, STRING_READ_FORMAT, g_tmp);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
print_text(NO, "%s:%d: INTERNAL_PHASE_1: Out of memory while trying to allocate room for label \"%s\".\n",
get_file_name(file_name_id), line_number, g_tmp);
return FAILED;
}
if (c == 'Y')
l->symbol = 1;
else if (c == 'L')
l->symbol = 0;
else
l->symbol = 2;
if (c == 'Z')
l->label[0] = 0;
else {
err = fscanf(g_file_out_ptr, STRING_READ_FORMAT, l->label);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
if (c == 'L' && is_label_anonymous(l->label) == NO) {
/* if the label has '@' at the start, mangle the label name to make it unique */
int n = 0, m;
while (n < 10 && l->label[n] == '@')
n++;
m = n;
while (m < 10)
g_label_context_last->parent_labels[m++] = NULL;
if (n < 10)
g_label_context_last->parent_labels[n] = l;
n--;
while (n >= 0 && g_label_context_last->parent_labels[n] == 0)
n--;
if (n >= 0) {
if (mangle_label(l->label, g_label_context_last->parent_labels[n]->label, n, MAX_NAME_LENGTH, file_name_id, line_number) == FAILED)
return FAILED;
mangled_label = YES;
}
}
if (c == 'L' && is_label_anonymous(l->label) == NO && g_namespace[0] != 0 && mangled_label == NO) {
if (s == NULL || s->nspace == NULL) {
if (add_namespace(l->label, g_namespace, sizeof(l->label), file_name_id, line_number) == FAILED)
return FAILED;
}
}
if (c == 'L' && (is_label_anonymous(l->label) == YES || l->label[0] == '_') && g_label_context_last->isolated_macro != NULL) {
if (add_context_to_anonymous_label(l->label, sizeof(l->label), g_label_context_last, file_name_id, line_number) == FAILED)
return FAILED;
}
l->next = NULL;
l->section_status = ON;
l->filename_id = file_name_id;
l->linenumber = line_number;
l->alive = YES;
l->section_id = s->id;
l->section_struct = s;
/* section labels get a relative address */
l->address = address;
l->bank = s->bank;
l->slot = s->slot;
l->base = s->base;
if (c == 'Z' || is_label_anonymous(l->label) == YES) {
if (g_labels != NULL) {
g_label_last->next = l;
g_label_last = l;
}
else {
g_labels = l;
g_label_last = l;
}
continue;
}
if (_add_label(l, s, line_number, file_name_id) == FAILED)
return FAILED;
continue;
}
case 'S':
err = fscanf(g_file_out_ptr, "%d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address_old = address;
s = g_sections_first;
while (s != NULL && s->id != inz)
s = s->next;
/* a .RAMSECTION? */
if (s->status == SECTION_STATUS_RAM_FREE) {
s->address = 0;
address = 0;
s->listfile_items = 1;
s->listfile_ints = NULL;
s->listfile_cmds = NULL;
g_section_status = ON;
continue;
}
else if (s->status == SECTION_STATUS_RAM_FORCE) {
if (s->address < 0)
s->address = address;
else
address = s->address;
s->listfile_items = 1;
s->listfile_ints = NULL;
s->listfile_cmds = NULL;
g_section_status = ON;
continue;
}
else if (s->status == SECTION_STATUS_RAM_SEMIFREE || s->status == SECTION_STATUS_RAM_SEMISUBFREE) {
if (s->address < 0)
s->address = address;
else
address = s->address;
s->listfile_items = 1;
s->listfile_ints = NULL;
s->listfile_cmds = NULL;
g_section_status = ON;
continue;
}
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n", get_file_name(file_name_id), line_number);
return FAILED;
case 's':
s->size = address - s->address;
/* discard an empty section? */
if (s->size == 0 && s->keep == NO && g_keep_empty_sections == NO) {
struct after_section *as;
print_text(NO, "%s:%d: INTERNAL_PHASE_1: %s: Discarding an empty section \"%s\".\n", get_file_name(file_name_id), line_number, get_file_name(file_name_id), s->name);
s->alive = NO;
/* discard all labels which belong to this section */
l = g_labels;
while (l != NULL) {
if (l->section_status == ON && l->section_id == s->id)
l->alive = NO;
l = l->next;
}
/* discard appendto/after if one exists */
as = g_after_sections;
while (as != NULL) {
if (as->section == s)
as->alive = NO;
as = as->next;
}
}
if (s->advance_org == NO)
address = address_old;
else
address = address_old + s->size;
g_section_status = OFF;
s = NULL;
continue;
case 'O':
err = fscanf(g_file_out_ptr, "%d ", &address);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
o++;
continue;
default:
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .ORG needs to be set before any code/data can be accepted.\n", get_file_name(file_name_id), line_number);
}
}
}
else {
/* OUTPUT_LIBRARY */
while (o == 0 && fread(&c, 1, 1, g_file_out_ptr) != 0) {
switch (c) {
case ' ':
case 'E':
continue;
case 'j':
continue;
case 'J':
continue;
case 'i':
err = fscanf(g_file_out_ptr, "%d %s ", &inz, tmp_buffer);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (process_macro_in(inz, tmp_buffer, file_name_id, line_number) == FAILED)
return FAILED;
continue;
case 'I':
err = fscanf(g_file_out_ptr, "%d %s ", &inz, tmp_buffer);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (process_macro_out(inz, tmp_buffer, file_name_id, line_number) == FAILED)
return FAILED;
continue;
case 't':
err = fscanf(g_file_out_ptr, "%d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (inz == 0)
g_namespace[0] = 0;
else {
err = fscanf(g_file_out_ptr, STRING_READ_FORMAT, g_namespace);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
continue;
case 'S':
err = fscanf(g_file_out_ptr, "%d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address_old = address;
s = g_sections_first;
while (s != NULL && s->id != inz)
s = s->next;
if (s->status == SECTION_STATUS_FREE || s->status == SECTION_STATUS_RAM_FREE || s->status == SECTION_STATUS_SEMISUPERFREE) {
s->address = 0;
address = 0;
}
else {
if (s->address >= 0)
address = s->address;
else
s->address = address;
}
if (s->address_from_dsp >= 0 && s->address_from_dsp != address) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .SECTION (\"%s\") address sanity check ($%x vs $%x) failed! Please submit a bug report!\n", get_file_name(file_name_id), line_number, s->name, s->address_from_dsp, address);
return FAILED;
}
if (s->bank < 0)
s->bank = bank;
if (s->slot < 0)
s->slot = slot;
if (s->base < 0)
s->base = base;
s->listfile_items = 1;
s->listfile_ints = NULL;
s->listfile_cmds = NULL;
g_section_status = ON;
o++;
continue;
case 'f':
err = fscanf(g_file_out_ptr, "%d ", &file_name_id);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (s != NULL)
s->listfile_items++;
else
g_global_listfile_items++;
continue;
case 'k':
err = fscanf(g_file_out_ptr, "%d ", &line_number);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (s != NULL)
s->listfile_items++;
else
g_global_listfile_items++;
continue;
default:
print_text(NO, "%s:%d: INTERNAL_PHASE_1: A section must be open before any code/data can be accepted.\n", get_file_name(file_name_id), line_number);
return FAILED;
}
}
}
/* second (major) loop */
while (fread(&c, 1, 1, g_file_out_ptr) != 0) {
switch (c) {
case ' ':
case 'E':
continue;
case 'j':
continue;
case 'J':
continue;
case 'i':
err = fscanf(g_file_out_ptr, "%d %s ", &inz, tmp_buffer);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (process_macro_in(inz, tmp_buffer, file_name_id, line_number) == FAILED)
return FAILED;
continue;
case 'I':
err = fscanf(g_file_out_ptr, "%d %s ", &inz, tmp_buffer);
if (err < 2)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (process_macro_out(inz, tmp_buffer, file_name_id, line_number) == FAILED)
return FAILED;
continue;
case 'P':
address_old = address;
continue;
case 'p':
address = address_old;
continue;
case 'A':
case 'S':
if (c == 'A') {
err = fscanf(g_file_out_ptr, "%d %*d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
else {
err = fscanf(g_file_out_ptr, "%d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
}
address_old = address;
s = g_sections_first;
while (s != NULL && s->id != inz)
s = s->next;
if (s->status == SECTION_STATUS_FREE || s->status == SECTION_STATUS_RAM_FREE || s->status == SECTION_STATUS_SEMISUPERFREE) {
s->address = 0;
address = 0;
}
else {
if (s->address >= 0)
address = s->address;
else
s->address = address;
}
if (s->bank < 0)
s->bank = bank;
if (s->slot < 0)
s->slot = slot;
if (s->base < 0)
s->base = base;
if (s->address_from_dsp >= 0 && s->address_from_dsp != address) {
print_text(NO, "%s:%d: INTERNAL_PHASE_1: .SECTION (\"%s\") address sanity check ($%x vs $%x) failed! Please submit a bug report!\n", get_file_name(file_name_id), line_number, s->name, s->address_from_dsp, address);
return FAILED;
}
s->listfile_items = 1;
s->listfile_ints = NULL;
s->listfile_cmds = NULL;
g_section_status = ON;
continue;
case 's':
s->size = address - s->address;
/* discard an empty section? */
if (s->size == 0 && s->keep == NO && g_keep_empty_sections == NO) {
struct after_section *as;
if (g_verbose_level >= 1)
print_text(NO, "DISCARD: %s: Discarding an empty section \"%s\".\n", get_file_name(file_name_id), s->name);
s->alive = NO;
/* discard all labels which belong to this section */
l = g_labels;
while (l != NULL) {
if (l->section_status == ON && l->section_id == s->id)
l->alive = NO;
l = l->next;
}
/* discard appendto/after if one exists */
as = g_after_sections;
while (as != NULL) {
if (as->section == s)
as->alive = NO;
as = as->next;
}
}
/* some sections don't affect the ORG outside of them */
if (s->advance_org == NO)
address = address_old;
else
address = address_old + s->size;
g_section_status = OFF;
s = NULL;
continue;
case 'x':
case 'o':
err = fscanf(g_file_out_ptr, "%d %*d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += inz;
continue;
case 'X':
err = fscanf(g_file_out_ptr, "%d %*d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += inz * 2;
continue;
case 'h':
err = fscanf(g_file_out_ptr, "%d %*d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += inz * 3;
continue;
case 'w':
err = fscanf(g_file_out_ptr, "%d %*d ", &inz);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += inz * 4;
continue;
case 'z':
case 'q':
err = fscanf(g_file_out_ptr, "%*s ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 3;
continue;
case 'T':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 3;
continue;
case 'u':
case 'V':
err = fscanf(g_file_out_ptr, "%*s ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 4;
continue;
case 'U':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 4;
continue;
case 'v':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'b':
err = fscanf(g_file_out_ptr, "%d ", &base);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
continue;
case 'R':
case 'Q':
err = fscanf(g_file_out_ptr, "%*s ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
case 'd':
case 'c':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
case '.':
continue;
case 'M':
case 'r':
err = fscanf(g_file_out_ptr, "%*s ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 2;
continue;
case 'y':
case 'C':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address += 2;
continue;
#if defined(SUPERFX)
case '*':
err = fscanf(g_file_out_ptr, "%*s ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
case '-':
err = fscanf(g_file_out_ptr, "%*d ");
if (err < 0)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
address++;
continue;
#endif
case '+':
{
int bits_to_add;
char type;
err = fscanf(g_file_out_ptr, "%d ", &bits_to_add);
if (err < 1)
return _print_fscanf_error_accessing_internal_data_stream(file_name_id, line_number);
if (bits_to_add == 999) {
bits_current = 0;
continue;
}
else {
if (bits_current == 0)
address++;
bits_current += bits_to_add;
while (bits_current > 8) {
bits_current -= 8;
address++;
}