mirror of
https://github.com/JorjBauer/aiie.git
synced 2024-08-28 17:29:31 +00:00
65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
#include <stdio.h>
|
|
#include <time.h>
|
|
#include <string.h>
|
|
|
|
#include "cpu.h"
|
|
#include "mmu.h"
|
|
|
|
#ifdef BASICTEST
|
|
#include "6502_functional_test.h"
|
|
#elif defined(VERBOSETEST)
|
|
#include "6502_functional_test_2.h"
|
|
#elif defined(EXTENDEDTEST)
|
|
#include "65C02_extended_opcodes_test.h"
|
|
#else
|
|
#error undefined test - specify one of BASICTEST, VERBOSETEST, or EXTENDEDTEST
|
|
#endif
|
|
|
|
class TestMMU : public MMU {
|
|
public:
|
|
TestMMU() {}
|
|
virtual ~TestMMU() {}
|
|
|
|
virtual void Reset() {}
|
|
|
|
virtual uint8_t read(uint16_t mem) { if (mem == 0xBFF0) { return 'R'; } return ram[mem];}
|
|
virtual void write(uint16_t mem, uint8_t val) {
|
|
if (mem == 0xBFF0) {printf("%c", val); return;}
|
|
if (mem == 0x200) {printf("Start test %d\n", val);}
|
|
ram[mem] = val;}
|
|
virtual uint8_t readDirect(uint16_t address, uint8_t fromPage) { return read(address);}
|
|
|
|
uint8_t ram[65536];
|
|
};
|
|
|
|
Cpu cpu;
|
|
TestMMU mmu;
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
cpu.SetMMU(&mmu);
|
|
cpu.rst();
|
|
|
|
// Load the 6502 functional test
|
|
memcpy(mmu.ram, functest, 0x10000);
|
|
cpu.pc = 0x400;
|
|
// cpu.Reset();
|
|
|
|
time_t startTime = time(NULL);
|
|
// call cpu.Run() in the worst possible way (most overhead)
|
|
for (uint32_t i=0; i<1000000000; i++) {
|
|
cpu.Run(1);
|
|
|
|
#if 0
|
|
if (cpu.pc < 0x477F) {
|
|
printf("%llu OP $%.2X #%d 0x%.2X X 0x%.2X Y 0x%.2X A 0x%.2X SP 0x%.2X S 0x%.2X\n", cpu.cycles, mmu.read(cpu.pc), mmu.read(0x200), cpu.pc, cpu.x, cpu.y, cpu.a, cpu.sp, cpu.flags);
|
|
}
|
|
#endif
|
|
}
|
|
time_t endTime = time(NULL);
|
|
|
|
printf("%ld seconds\n", endTime - startTime);
|
|
printf("Ending PC: 0x%X\n", cpu.pc);
|
|
|
|
}
|