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This commit is contained in:
Michael Steil 2010-09-26 03:50:55 +00:00
parent bfe8db1446
commit edffe73bc1
1 changed files with 45 additions and 11 deletions
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56
perfect6502.c
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@ -529,10 +529,16 @@ recalcNodeList(const nodenum_t *source, count_t count)
{
listin_fill(source, count);
// static int highest = 0;
int j;
for (j = 0; j < 100; j++) { /* loop limiter */
if (!listin_count())
break;
if (!listin_count()) {
// if (j > highest) {
// highest = j;
// printf("******* NEW HIGHEST ***** %d\n", highest);
// }
// break;
}
listout_clear();
@ -553,10 +559,6 @@ recalcNodeList(const nodenum_t *source, count_t count)
*/
lists_switch();
}
// if (j > highest) {
// highest = j;
// printf("%d\n", highest);
// }
}
void
@ -1144,11 +1146,11 @@ main()
/* set up data structures for efficient emulation */
setupNodesAndTransistors();
verbose = 1;
verbose = 0;
// for (int opcode = 0x00; opcode <= 0xFF; opcode++) {
for (int opcode = 0x00; opcode <= 0xFF; opcode++) {
// for (int opcode = 0xA9; opcode <= 0xAA; opcode++) {
for (int opcode = 0x15; opcode <= 0x15; opcode++) {
// for (int opcode = 0x15; opcode <= 0x15; opcode++) {
printf("$%02X: ", opcode);
/**************************************************
@ -1278,7 +1280,7 @@ main()
/**************************************************
* find out inputs
**************************************************/
printf("AAA\n");
//printf("AAA\n");
for (int k = 0; k < 5; k++) {
BOOL different = NO;
int reads, writes;
@ -1427,7 +1429,7 @@ printf("AAA\n");
case 4: data[opcode].inputp = different; break;
}
}
printf("BBB\n");
//printf("BBB\n");
/**************************************************
* find out outputs
@ -1445,6 +1447,38 @@ printf("BBB\n");
memory[initial_y] = magics[j + 2];
memory[initial_s] = magics[j + 3];
memory[initial_p] = magics[j + 4];
if (data[opcode].length == 2) {
memory[INSTRUCTION_ADDR + 1] = MAGIC_8;
} else if (data[opcode].length == 3) {
memory[INSTRUCTION_ADDR + 1] = MAGIC_16 & 0xFF;
memory[INSTRUCTION_ADDR + 2] = MAGIC_16 >> 8;
}
switch (data[opcode].addmode) {
case ADDMODE_IZY:
//TODO
break;
case ADDMODE_IZX:
//TODO
break;
case ADDMODE_ZPY:
memory[MAGIC_8 + memory[initial_y]] = MAGIC_DATA8;
break;
case ADDMODE_ZPX:
memory[MAGIC_8 + memory[initial_x]] = MAGIC_DATA8;
break;
case ADDMODE_ZP:
memory[MAGIC_8] = MAGIC_DATA8;
break;
case ADDMODE_ABSY:
memory[MAGIC_16 + memory[initial_y]] = MAGIC_DATA8;
break;
case ADDMODE_ABSX:
memory[MAGIC_16 + memory[initial_x]] = MAGIC_DATA8;
break;
case ADDMODE_ABS:
memory[MAGIC_16] = MAGIC_DATA8;
break;
}
initChip();
for (i = 0; i < data[opcode].cycles * 2 + 2; i++) {
step();