def test_opcodes_no_args(self):
opcode_dict = {
"0x00": {"instr": "HELLO",
"description": "print hello",
"args": [],
"size": 1},
"0x01": {"instr": "GOODBYE",
"description": "print goodbye",
"args": [],
"size": 1}
}
opcode_gen.generate(opcode_dict, self.outfile)
self.assertEqual(self.outfile.getvalue(), textwrap.dedent('''
use emulator_lr35902::emulator_8080::opcodes::{
read_u16, read_u8, Register8080, OpcodePrinter8080};
/*
* Warning: This file is generated. Don't manually edit.
* Instead edit opcodes/opcode_gen.py
*/
pub trait InstructionSet8080 {
fn print_hello(&mut self);
fn print_goodbye(&mut self);
}
pub fn dispatch_8080_opcode<I: InstructionSet8080>(
mut stream: &[u8],
machine: &mut I)
{
match read_u8(&mut stream).unwrap() {
0x00 => machine.print_hello(),
0x01 => machine.print_goodbye(),
_ => panic!("Unknown opcode")
};
}
pub fn get_8080_opcode_size(opcode: u8) -> u8
{
match opcode {
0x00 => 1,
0x01 => 1,
_ => panic!("Unknown opcode")
}
}
impl<'a> InstructionSet8080 for OpcodePrinter8080<'a> {
fn print_hello(&mut self)
{
write!(self.stream_out, "{:04}", "HELLO").unwrap();
}
fn print_goodbye(&mut self)
{
write!(self.stream_out, "{:04}", "GOODBYE").unwrap();
}
}'''))
def test_many_args(self):
opcode_dict = {
"0x00": {"instr": "HELLO",
"description": "hello",
"args": ["1", "A", "D8", "D16"],
"size": 4},
}
opcode_gen.generate(opcode_dict, self.outfile)
self.assertEqual(self.outfile.getvalue(), textwrap.dedent('''
use emulator_lr35902::emulator_8080::opcodes::{
read_u16, read_u8, Register8080, OpcodePrinter8080};
/*
* Warning: This file is generated. Don't manually edit.
* Instead edit opcodes/opcode_gen.py
*/
pub trait InstructionSet8080 {
fn hello(&mut self, implicit_data1: u8, register2: Register8080, data3: u8, data4: u16);
}
pub fn dispatch_8080_opcode<I: InstructionSet8080>(
mut stream: &[u8],
machine: &mut I)
{
match read_u8(&mut stream).unwrap() {
0x00 => machine.hello(1 as u8, Register8080::A, read_u8(&mut stream).unwrap(), read_u16(&mut stream).unwrap()),
_ => panic!("Unknown opcode")
};
}
pub fn get_8080_opcode_size(opcode: u8) -> u8
{
match opcode {
0x00 => 4,
_ => panic!("Unknown opcode")
}
}
impl<'a> InstructionSet8080 for OpcodePrinter8080<'a> {
fn hello(&mut self, implicit_data1: u8, register2: Register8080, data3: u8, data4: u16)
{
write!(self.stream_out, "{:04}", "HELLO").unwrap();
write!(self.stream_out, " {}", implicit_data1).unwrap();
write!(self.stream_out, " {:?}", register2).unwrap();
write!(self.stream_out, " #${:02x}", data3).unwrap();
write!(self.stream_out, " #${:02x}", data4).unwrap();
}
}'''))
