def execute(self, processor, memory, pc):
operand, pc = fetch_byte(memory, pc)
immediate_value, pc = fetch_byte(memory, pc)
offset = to_signed(operand)
self.memory[0xffff & (self.processor.index_registers[self.indexed_reg] + offset)] = immediate_value
return 19, False, pc
def execute(self, processor, memory, pc):
value, pc = fetch_byte(memory, pc)
_add_a(self.processor, value, False)
return 7, False, pc
def execute(self, processor, memory, pc):
value, pc = fetch_byte(memory, pc)
_xor_a_value(self.processor, value)
return 7, False, pc
def execute(self, processor, memory, pc):
port, pc = fetch_byte(memory, pc)
value = self.io.read(port, self.processor.main_registers['a'])
self.processor.main_registers['a'] = value
return 11, False, pc
def execute(self, processor, memory, pc):
port, pc = fetch_byte(memory, pc)
self.io.write(port, self.processor.main_registers['a'],
self.processor.main_registers['a'])
return 11, False, pc
def execute(self, processor, memory, pc):
value, pc = fetch_byte(memory, pc)
_add_a(self.processor, value, self.processor.condition('c'))
return 7, False, pc
def execute(self, processor, memory, pc):
value, pc = fetch_byte(memory, pc)
_add_a(self.processor, value, False)
return 7, False, pc
def execute(self, processor, memory, pc):
operand, pc = fetch_byte(memory, pc)
self.memory[0xffff & self.processor.get_16bit_reg('hl')] = operand
return 10, False, pc
def execute(self, processor, memory, pc):
offset, pc = fetch_signed_byte(memory, pc)
code, pc = fetch_byte(memory, pc)
op = self.ops[code]
return op.execute_with_offset(processor, memory, pc, offset)
def execute(self, processor, memory, pc):
port, pc = fetch_byte(memory, pc)
value = self.io.read(port, self.processor.main_registers['a'])
self.processor.main_registers['a'] = value
return 11, False, pc
def execute(self, processor, memory, pc):
port, pc = fetch_byte(memory, pc)
self.io.write(port, self.processor.main_registers['a'], self.processor.main_registers['a'])
return 11, False, pc
def execute(self, processor, memory, pc):
code, pc = fetch_byte(memory, pc)
op = self.ops[code]
return op.execute(processor, memory, pc)
def execute(self, processor, memory, pc):
operand, pc = fetch_byte(memory, pc)
self.processor.main_registers[self.reg] = operand
return 7, False, pc
def execute(self, processor, memory, pc):
operand, pc = fetch_byte(memory, pc)
offset = to_signed(operand)
self.memory[0xffff & (self.processor.index_registers[self.indexed_reg] + offset)] = \
self.processor.main_registers[self.source_reg]
return 19, False, pc
def execute(self, processor, memory, pc):
value, pc = fetch_byte(memory, pc)
_add_a(self.processor, value, self.processor.condition('c'))
return 7, False, pc
def execute(self, processor, memory, pc):
value, pc = fetch_byte(memory, pc)
_xor_a_value(self.processor, value)
return 7, False, pc
def execute(self, processor, memory, pc):
code, pc = fetch_byte(memory, pc)
op = self.ops[code]
return op.execute(processor, memory, pc)
def execute(self, processor, memory, pc):
lsb, pc = fetch_byte(memory, pc)
msb, pc = fetch_byte(memory, pc)
self.processor.main_registers[self.reg[0]] = msb
self.processor.main_registers[self.reg[1]] = lsb
return 10, False, pc