Examples with Program com.rox.emu.processor.mos6502.util.Program used on opensource projects

Example 46 with Program

use of com.rox.emu.processor.mos6502.util.Program in project emuRox by rossdrew.

the class Mos6502Test method testPHP.

@Test
public void testPHP() {
    Program program = new Program().with(PHP);
    memory.setBlock(0, program.getProgramAsByteArray());
    Registers registers = processor.getRegisters();
    processor.step();
    int stackLoc = (registers.getRegister(Registers.Register.STACK_POINTER_HI) + 1);
    int stackValue = (memory.getByte(0x100 | stackLoc));
    assertEquals(program.getLength(), registers.getPC());
    assertEquals(registers.getRegister(Registers.Register.STATUS_FLAGS), stackValue);
}

Example 47 with Program

use of com.rox.emu.processor.mos6502.util.Program in project emuRox by rossdrew.

the class Mos6502Test method testINX.

@Test
public void testINX() {
    Program program = new Program().with(LDX_I, 0x01, INX);
    memory.setBlock(0, program.getProgramAsByteArray());
    Registers registers = processor.getRegisters();
    processor.step();
    assert (processor.getRegisters().getRegister(Registers.Register.X_INDEX) == 1);
    processor.step();
    assertEquals(program.getLength(), registers.getPC());
    assertEquals(2, processor.getRegisters().getRegister(Registers.Register.X_INDEX));
}

Example 48 with Program

use of com.rox.emu.processor.mos6502.util.Program in project emuRox by rossdrew.

the class Mos6502Test method testBMI.

@Test
public void testBMI() {
    Program program = new Program().with(LDA_I, 0b11111110, BMI, 0x4, LDA_I, 0x99, LDX_I, 0x98, LDY_I, 0x97);
    memory.setBlock(0, program.getProgramAsByteArray());
    Registers registers = processor.getRegisters();
    processor.step(3);
    assertEquals(program.getLength(), registers.getPC());
    assertEquals(0b11111110, registers.getRegister(Registers.Register.ACCUMULATOR));
    assertEquals(0x0, registers.getRegister(Registers.Register.X_INDEX));
    assertEquals(0x97, registers.getRegister(Registers.Register.Y_INDEX));
}

Example 49 with Program

use of com.rox.emu.processor.mos6502.util.Program in project emuRox by rossdrew.

the class Mos6502Test method testBVC.

@Test
public void testBVC() {
    Program program = new Program().with(LDA_I, 0x0, ADC_I, 0x10, BVC, 0x4, LDA_I, 0x99, LDX_I, 0x98, LDY_I, 0x97);
    memory.setBlock(0, program.getProgramAsByteArray());
    Registers registers = processor.getRegisters();
    processor.step(4);
    assertEquals(program.getLength(), registers.getPC());
    assertEquals(0x10, registers.getRegister(Registers.Register.ACCUMULATOR));
    assertEquals(0x0, registers.getRegister(Registers.Register.X_INDEX));
    assertEquals(0x97, registers.getRegister(Registers.Register.Y_INDEX));
}

Example 50 with Program

use of com.rox.emu.processor.mos6502.util.Program in project emuRox by rossdrew.

the class Mos6502Test method testSEI.

@Test
public void testSEI() {
    Program program = new Program().with(SEI);
    memory.setBlock(0, program.getProgramAsByteArray());
    Registers registers = processor.getRegisters();
    // Load status, push to stack then clear it and pull it from stack
    registers.setRegister(Registers.Register.STATUS_FLAGS, 0b11111011);
    processor.step(1);
    assertEquals(program.getLength(), registers.getPC());
    assertEquals(0b11111111, registers.getRegister(Registers.Register.STATUS_FLAGS));
}