| Line 155... |
Line 155... |
|
|
void addlabel(char *label, unsigned long freemem)
|
void addlabel(char *label, unsigned long freemem)
|
{
|
{
|
struct label_entry **tmp;
|
struct label_entry **tmp;
|
|
|
printf("adding label %s at %x\n", label, freemem);
|
printf("adding label %s at 0x%x\n", label, freemem);
|
tmp = &mem[freemem].label;
|
tmp = &mem[freemem].label;
|
for (; *tmp; tmp = &((*tmp)->next));
|
for (; *tmp; tmp = &((*tmp)->next));
|
*tmp = malloc(sizeof(**tmp));
|
*tmp = malloc(sizeof(**tmp));
|
(*tmp)->name = malloc(strlen(label)+1);
|
(*tmp)->name = malloc(strlen(label)+1);
|
strcpy((*tmp)->name, label);
|
strcpy((*tmp)->name, label);
|
| Line 348... |
Line 348... |
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/* Is this item a .directive? If yes, check for some supported
|
/* Is this item a .directive? If yes, check for some supported
|
and then return (even if unsupported found). */
|
and then return (even if unsupported found). */
|
if (item[0] == DIRECTIVE_CHAR) {
|
if (item[0] == DIRECTIVE_CHAR) {
|
if (strcmp(item, ".align") == 0) {
|
if (strcmp(item, ".align") == 0) {
|
int align = atoi(item2);
|
int align = strtoul(item2, NULL, 0);
|
if (!(freemem % align))
|
if (!(freemem % align))
|
return;
|
return;
|
freemem &= -align;
|
freemem &= -align;
|
freemem += align;
|
freemem += align;
|
return;
|
return;
|
} else
|
} else
|
|
if (strcmp(item, ".org") == 0) {
|
|
int addr = strtoul(item2, NULL, 0);
|
|
freemem = addr;
|
|
return;
|
|
} else
|
if (strcmp(item, ".ascii") == 0) {
|
if (strcmp(item, ".ascii") == 0) {
|
adddatastr(strstr(inputline, "\""));
|
adddatastr(strstr(inputline, "\""));
|
return;
|
return;
|
} else
|
} else
|
if (strcmp(item, ".word") == 0) {
|
if (strcmp(item, ".word") == 0) {
|
| Line 576... |
Line 581... |
return;
|
return;
|
}
|
}
|
|
|
void loadcode(char *filename)
|
void loadcode(char *filename)
|
{
|
{
|
freemem = 0;
|
freemem = MEMORY_START;
|
memset(mem, 0, sizeof(mem));
|
memset(mem, 0, sizeof(mem));
|
identifyfile(filename);
|
identifyfile(filename);
|
return;
|
return;
|
}
|
}
|
|
|
No newline at end of file
|
No newline at end of file
|
