prep to add savestates
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@ -1,10 +1,10 @@
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use gemma::chip8::computer::Chip8Computer;
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use gemma::chip8::computer_manager::Chip8ComputerManager;
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use std::fs::File;
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use std::io::Read;
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use std::ops::Add;
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use std::path::Path;
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use std::time::{Duration, Instant};
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use gemma::chip8::computer::Chip8Computer;
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use gemma::chip8::computer_manager::Chip8ComputerManager;
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const ROM_ROOT: &str = "resources/roms";
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@ -12,8 +12,11 @@ fn main() {
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let mut x = Chip8ComputerManager::new();
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let mut buffer = Vec::new();
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let mut input_file = File::open(Path::new(&(ROM_ROOT.to_string() + "/mandelbrot_bench.ch8"))).expect("derp");
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input_file.read_to_end(&mut buffer).expect("unable to read file");
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let mut input_file =
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File::open(Path::new(&(ROM_ROOT.to_string() + "/mandelbrot_bench.ch8"))).expect("derp");
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input_file
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.read_to_end(&mut buffer)
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.expect("unable to read file");
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x.load_new_program_to_system_memory((&*buffer).into());
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for _ in 0..10 {
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@ -26,7 +29,8 @@ fn main() {
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x.step();
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}
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let num = num_cycles.to_string()
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let num = num_cycles
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.to_string()
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.as_bytes()
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.rchunks(3)
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.rev()
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@ -35,8 +39,7 @@ fn main() {
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.unwrap()
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.join(","); // separator
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let num_ips = num_cycles / 1000000;
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println!("Completed at {num_ips} Mips.");
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println!("Completed at {num_ips} Mips. ({num})");
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}
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}
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@ -1,14 +1,14 @@
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use std::fmt::{Debug, Display, Formatter};
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use std::ops::BitAnd;
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use std::time::Instant;
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use log::debug;
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use rand::Rng;
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use crate::chip8::computer::{Chip8Computer};
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use crate::chip8::computer::Chip8Computer;
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use crate::chip8::cpu_states::Chip8CpuStates::WaitingForKey;
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use crate::chip8::instructions::Chip8CpuInstructions::*;
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use crate::chip8::quirk_modes::QuirkMode;
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use crate::chip8::util::InstructionUtil;
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use crate::constants::{*};
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use crate::constants::*;
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use log::debug;
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use rand::Rng;
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use std::fmt::{Debug, Display, Formatter};
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use std::ops::BitAnd;
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use std::time::Instant;
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/*
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nnn or addr - A 12-bit value, the lowest 12 bits of the instruction
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@ -69,7 +69,7 @@ pub enum Chip8CpuInstructions {
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ADD(u8, u8),
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/// 8xy0
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/// Adds the value kk to the value of register Vx, then stores the result in Vx.
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LDR_Y(u8, u8),
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LDRY(u8, u8),
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/// 8xy1
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/// Stores the value of register Vy in register Vx.
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OR(u8, u8),
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@ -268,7 +268,7 @@ pub enum Chip8CpuInstructions {
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///
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/// scroll screen content down N pixel, in XO-CHIP only selected bit
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/// planes are scrolled (Quirks are HP48 specific)
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SCU(u8)
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SCU(u8),
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}
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impl Chip8CpuInstructions {
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@ -296,7 +296,7 @@ impl Chip8CpuInstructions {
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Chip8CpuInstructions::LDRD(_) => INST_LDRD,
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Chip8CpuInstructions::LDRI(_) => INST_LDRI,
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Chip8CpuInstructions::LDRK(_) => INST_LDRK,
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Chip8CpuInstructions::LDR_Y(_, _) => INST_LDRY,
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Chip8CpuInstructions::LDRY(_, _) => INST_LDRY,
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Chip8CpuInstructions::OR(_, _) => INST_OR,
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Chip8CpuInstructions::RET => INST_RET,
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Chip8CpuInstructions::RND(_, _) => INST_RND,
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@ -320,42 +320,42 @@ impl Chip8CpuInstructions {
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Chip8CpuInstructions::ORY(_, _) => INST_ORY,
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JPX(_, _) => INST_JPX,
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XXXXERRORINSTRUCTION => "XX ERROR XX",
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SCU(_) => INST_SCU
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SCU(_) => INST_SCU,
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}
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}
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pub fn operands(&self) -> String {
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match self {
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JPX(x, addr) => {
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let addr_for_display = (*x as u16 ) << 8 | *addr;
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let addr_for_display = (*x as u16) << 8 | *addr;
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format!("0x{x:02x}, 0x{addr_for_display:04x}")
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}
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Chip8CpuInstructions::SYS(addr) |
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Chip8CpuInstructions::JPI(addr) |
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Chip8CpuInstructions::JPA(addr) |
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Chip8CpuInstructions::LDIA(addr) |
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Chip8CpuInstructions::CALL(addr) => {
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Chip8CpuInstructions::SYS(addr)
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| Chip8CpuInstructions::JPI(addr)
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| Chip8CpuInstructions::JPA(addr)
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| Chip8CpuInstructions::LDIA(addr)
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| Chip8CpuInstructions::CALL(addr) => {
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format!("0x{addr:04x}")
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}
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Chip8CpuInstructions::SEX(x, byte) |
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Chip8CpuInstructions::SNEB(x, byte) |
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Chip8CpuInstructions::LDR(x, byte) |
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Chip8CpuInstructions::RND(x, byte) |
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Chip8CpuInstructions::ADD(x, byte) => {
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Chip8CpuInstructions::SEX(x, byte)
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| Chip8CpuInstructions::SNEB(x, byte)
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| Chip8CpuInstructions::LDR(x, byte)
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| Chip8CpuInstructions::RND(x, byte)
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| Chip8CpuInstructions::ADD(x, byte) => {
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format!("0x{x:02x}, 0x{byte:02x}")
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}
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// Reg, Reg
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SEY(x, y) |
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LDR_Y(x, y) |
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Chip8CpuInstructions::OR(x, y) |
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Chip8CpuInstructions::AND(x, y) |
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Chip8CpuInstructions::ORY(x, y) |
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Chip8CpuInstructions::ADDR(x, y) |
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Chip8CpuInstructions::SUB(x, y) |
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Chip8CpuInstructions::SHR(x, y) |
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Chip8CpuInstructions::SUBC(x, y) |
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Chip8CpuInstructions::SHL(x, y) |
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Chip8CpuInstructions::SNEY(x, y) => {
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SEY(x, y)
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| Chip8CpuInstructions::LDRY(x, y)
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| Chip8CpuInstructions::OR(x, y)
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| Chip8CpuInstructions::AND(x, y)
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| Chip8CpuInstructions::ORY(x, y)
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| Chip8CpuInstructions::ADDR(x, y)
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| Chip8CpuInstructions::SUB(x, y)
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| Chip8CpuInstructions::SHR(x, y)
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| Chip8CpuInstructions::SUBC(x, y)
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| Chip8CpuInstructions::SHL(x, y)
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| Chip8CpuInstructions::SNEY(x, y) => {
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format!("0x{x:01x}, 0x{y:01x}")
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}
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// Reg, Reg, Nibble
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@ -363,34 +363,32 @@ impl Chip8CpuInstructions {
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format!("0x{x:02x}, 0x{y:02x}, 0x{nibble:02x}")
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}
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// Registers. 0-F
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Chip8CpuInstructions::SCU(x) |
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Chip8CpuInstructions::LDD(x) |
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Chip8CpuInstructions::LDIS(x) |
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Chip8CpuInstructions::ADDI(x) |
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Chip8CpuInstructions::LDFX(x) |
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Chip8CpuInstructions::BCD(x) |
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Chip8CpuInstructions::LDIX(x) |
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Chip8CpuInstructions::LDRD(x) |
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Chip8CpuInstructions::LDRK(x) |
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Chip8CpuInstructions::LDRI(x) |
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Chip8CpuInstructions::LDF2(x) |
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Chip8CpuInstructions::STR(x) |
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Chip8CpuInstructions::LIDR(x) |
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Chip8CpuInstructions::SCD(x) |
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Chip8CpuInstructions::SKNP(x) |
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Chip8CpuInstructions::SKP(x) => {
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Chip8CpuInstructions::SCU(x)
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| Chip8CpuInstructions::LDD(x)
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| Chip8CpuInstructions::LDIS(x)
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| Chip8CpuInstructions::ADDI(x)
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| Chip8CpuInstructions::LDFX(x)
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| Chip8CpuInstructions::BCD(x)
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| Chip8CpuInstructions::LDIX(x)
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| Chip8CpuInstructions::LDRD(x)
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| Chip8CpuInstructions::LDRK(x)
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| Chip8CpuInstructions::LDRI(x)
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| Chip8CpuInstructions::LDF2(x)
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| Chip8CpuInstructions::STR(x)
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| Chip8CpuInstructions::LIDR(x)
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| Chip8CpuInstructions::SCD(x)
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| Chip8CpuInstructions::SKNP(x)
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| Chip8CpuInstructions::SKP(x) => {
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format!("0x{x:02x}")
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}
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Chip8CpuInstructions::EXIT |
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Chip8CpuInstructions::HIGH |
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Chip8CpuInstructions::LOW |
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Chip8CpuInstructions::SCL |
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Chip8CpuInstructions::XXXXERRORINSTRUCTION |
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Chip8CpuInstructions::SCR |
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Chip8CpuInstructions::CLS |
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Chip8CpuInstructions::RET => {
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String::new()
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}
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Chip8CpuInstructions::EXIT
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| Chip8CpuInstructions::HIGH
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| Chip8CpuInstructions::LOW
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| Chip8CpuInstructions::SCL
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| Chip8CpuInstructions::XXXXERRORINSTRUCTION
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| Chip8CpuInstructions::SCR
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| Chip8CpuInstructions::CLS
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| Chip8CpuInstructions::RET => String::new(),
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}
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}
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}
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@ -411,149 +409,80 @@ impl Chip8CpuInstructions {
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// take the next value...
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// ...strip off the extra...
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// ...convert it to an integer from base 16
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let param1 = u16::from_str_radix(parts.next().unwrap_or("0").trim_start_matches("0x").trim_end_matches(","), 16).unwrap_or(0);
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let param2 = u16::from_str_radix(parts.next().unwrap_or("0").trim_start_matches("0x").trim_end_matches(","), 16).unwrap_or(0);
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let param3 = u16::from_str_radix(parts.next().unwrap_or("0").trim_start_matches("0x").trim_end_matches(","), 16).unwrap_or(0);
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let param1 = u16::from_str_radix(
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parts
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.next()
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.unwrap_or("0")
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.trim_start_matches("0x")
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.trim_end_matches(","),
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16,
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)
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.unwrap_or(0);
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let param2 = u16::from_str_radix(
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parts
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.next()
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.unwrap_or("0")
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.trim_start_matches("0x")
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.trim_end_matches(","),
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16,
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)
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.unwrap_or(0);
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let param3 = u16::from_str_radix(
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parts
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.next()
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.unwrap_or("0")
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.trim_start_matches("0x")
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.trim_end_matches(","),
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16,
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)
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.unwrap_or(0);
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// println!("\tFirst part is {:?} / {:?} / {:?} / {:?}", first_part, param1 ,param2 ,param3);
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match first_part {
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INST_ADDI => {
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ADDI(param1 as u8)
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}
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INST_ADD => {
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ADD(param1 as u8, param2 as u8)
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}
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INST_CLS => {
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CLS
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}
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INST_DRW => {
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DRW(param1 as u8, param2 as u8, param3 as u8)
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}
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INST_CALL => {
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CALL(param1)
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}
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INST_SYS => {
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SYS(param1)
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}
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INST_RET => {
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RET
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}
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INST_JPA => {
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JPA(param1)
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}
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INST_JPI => {
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JPI(param1)
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}
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INST_SEX => {
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SEX(param1 as u8, param2 as u8)
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}
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INST_SNEB => {
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SNEB(param1 as u8, param2 as u8)
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}
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INST_SCD => {
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SCD(param1 as u8)
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}
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INST_STR => {
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STR(param1 as u8)
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}
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INST_SCL => {
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SCL
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}
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INST_EXIT => {
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EXIT
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}
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INST_LOW => {
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LOW
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}
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INST_HIGH => {
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HIGH
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}
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INST_SEY => {
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SEY(param1 as u8, param2 as u8)
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}
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INST_LDRY => {
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LDR_Y(param1 as u8, param2 as u8)
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}
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INST_LDR => {
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LDR(param1 as u8, param2 as u8)
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}
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INST_OR => {
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OR(param1 as u8, param2 as u8)
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}
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INST_AND => {
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AND(param1 as u8, param2 as u8)
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}
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INST_ORY => {
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ORY(param1 as u8, param2 as u8)
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}
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INST_ADDR => {
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ADDR(param1 as u8, param2 as u8)
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}
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INST_SUB => {
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SUB(param1 as u8, param2 as u8)
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}
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INST_SHR => {
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SHR(param1 as u8, param2 as u8)
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}
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INST_SHL => {
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SHL(param1 as u8, param2 as u8)
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}
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INST_SUBC => {
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SUBC(param1 as u8, param2 as u8)
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}
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INST_SNEY => {
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SNEY(param1 as u8, param2 as u8)
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}
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INST_LDIA => {
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LDIA(param1)
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}
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INST_RND => {
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RND(param1 as u8, param2 as u8)
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}
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INST_SKP => {
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SKP(param1 as u8)
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}
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INST_SKNP => {
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SKNP(param1 as u8)
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}
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INST_LDRD => {
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LDRD(param1 as u8)
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}
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INST_LDRK => {
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LDRK(param1 as u8)
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}
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INST_LDRI => {
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LDRI(param1 as u8)
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}
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INST_BCD => {
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BCD(param1 as u8)
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}
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INST_LDF => {
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LDFX(param1 as u8)
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}
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INST_LDF2 => {
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LDF2(param1 as u8)
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}
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INST_LDIX => {
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LDIX(param1 as u8)
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}
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INST_LIDR => {
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LIDR(param1 as u8)
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}
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INST_LDIS => {
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LDIS(param1 as u8)
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}
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INST_STR => {
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STR(param1 as u8)
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}
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INST_LDD => {
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LDD(param1 as u8)
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}
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INST_JPX => {
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JPX(param1 as u8, param2)
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}
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_ => {
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XXXXERRORINSTRUCTION
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}
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INST_ADDI => ADDI(param1 as u8),
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INST_ADD => ADD(param1 as u8, param2 as u8),
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INST_CLS => CLS,
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INST_DRW => DRW(param1 as u8, param2 as u8, param3 as u8),
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INST_CALL => CALL(param1),
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INST_SYS => SYS(param1),
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INST_RET => RET,
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INST_JPA => JPA(param1),
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INST_JPI => JPI(param1),
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INST_SEX => SEX(param1 as u8, param2 as u8),
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INST_SNEB => SNEB(param1 as u8, param2 as u8),
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INST_SCD => SCD(param1 as u8),
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INST_STR => STR(param1 as u8),
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INST_SCL => SCL,
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INST_EXIT => EXIT,
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INST_LOW => LOW,
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INST_HIGH => HIGH,
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INST_SEY => SEY(param1 as u8, param2 as u8),
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INST_LDRY => LDRY(param1 as u8, param2 as u8),
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INST_LDR => LDR(param1 as u8, param2 as u8),
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INST_OR => OR(param1 as u8, param2 as u8),
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INST_AND => AND(param1 as u8, param2 as u8),
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INST_ORY => ORY(param1 as u8, param2 as u8),
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INST_ADDR => ADDR(param1 as u8, param2 as u8),
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INST_SUB => SUB(param1 as u8, param2 as u8),
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INST_SHR => SHR(param1 as u8, param2 as u8),
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INST_SHL => SHL(param1 as u8, param2 as u8),
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INST_SUBC => SUBC(param1 as u8, param2 as u8),
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INST_SNEY => SNEY(param1 as u8, param2 as u8),
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INST_LDIA => LDIA(param1),
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INST_RND => RND(param1 as u8, param2 as u8),
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INST_SKP => SKP(param1 as u8),
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INST_SKNP => SKNP(param1 as u8),
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INST_LDRD => LDRD(param1 as u8),
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INST_LDRK => LDRK(param1 as u8),
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INST_LDRI => LDRI(param1 as u8),
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INST_BCD => BCD(param1 as u8),
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INST_LDF => LDFX(param1 as u8),
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INST_LDF2 => LDF2(param1 as u8),
|
||||
INST_LDIX => LDIX(param1 as u8),
|
||||
INST_LIDR => LIDR(param1 as u8),
|
||||
INST_LDIS => LDIS(param1 as u8),
|
||||
INST_LDD => LDD(param1 as u8),
|
||||
INST_JPX => JPX(param1 as u8, param2),
|
||||
_ => XXXXERRORINSTRUCTION,
|
||||
}
|
||||
}
|
||||
|
||||
@ -564,27 +493,62 @@ impl Chip8CpuInstructions {
|
||||
Chip8CpuInstructions::RET => 0x00EE,
|
||||
Chip8CpuInstructions::JPA(new_addr) => 0x1000 | (new_addr & 0x0FFF),
|
||||
Chip8CpuInstructions::CALL(address) => 0x2000 | (address & 0x0FFF),
|
||||
Chip8CpuInstructions::SEX(vx_register, byte) => 0x3000 | ((*vx_register as u16) << 8) | (*byte as u16),
|
||||
Chip8CpuInstructions::SNEB(vx_register, byte) => 0x4000 | ((*vx_register as u16) << 8) | (*byte as u16),
|
||||
Chip8CpuInstructions::SEY(x_register, y_register) => 0x5000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::LDR(x_register, byte) => 0x6000 | ((*x_register as u16) << 8) | (*byte as u16),
|
||||
Chip8CpuInstructions::ADD(x_register, byte) => 0x7000 | ((*x_register as u16) << 8) | (*byte as u16),
|
||||
Chip8CpuInstructions::LDR_Y(x_register, y_register) => 0x8000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::OR(x_register, y_register) => 0x8001 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::AND(x_register, y_register) => 0x8002 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::ORY(x_register, y_register) => 0x8003 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::ADDR(x_register, y_register) => 0x8004 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::SUB(x_register, y_register) => 0x8005 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::SHR(x_register, y_register) => 0x8006 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::SUBC(x_register, y_register) => 0x8007 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::SHL(x_register, y_register) => 0x800E | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::SNEY(x_register, y_register) => 0x9000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4),
|
||||
Chip8CpuInstructions::SEX(vx_register, byte) => {
|
||||
0x3000 | ((*vx_register as u16) << 8) | (*byte as u16)
|
||||
}
|
||||
Chip8CpuInstructions::SNEB(vx_register, byte) => {
|
||||
0x4000 | ((*vx_register as u16) << 8) | (*byte as u16)
|
||||
}
|
||||
Chip8CpuInstructions::SEY(x_register, y_register) => {
|
||||
0x5000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::LDR(x_register, byte) => {
|
||||
0x6000 | ((*x_register as u16) << 8) | (*byte as u16)
|
||||
}
|
||||
Chip8CpuInstructions::ADD(x_register, byte) => {
|
||||
0x7000 | ((*x_register as u16) << 8) | (*byte as u16)
|
||||
}
|
||||
Chip8CpuInstructions::LDRY(x_register, y_register) => {
|
||||
0x8000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::OR(x_register, y_register) => {
|
||||
0x8001 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::AND(x_register, y_register) => {
|
||||
0x8002 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::ORY(x_register, y_register) => {
|
||||
0x8003 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::ADDR(x_register, y_register) => {
|
||||
0x8004 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::SUB(x_register, y_register) => {
|
||||
0x8005 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::SHR(x_register, y_register) => {
|
||||
0x8006 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::SUBC(x_register, y_register) => {
|
||||
0x8007 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::SHL(x_register, y_register) => {
|
||||
0x800E | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::SNEY(x_register, y_register) => {
|
||||
0x9000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4)
|
||||
}
|
||||
Chip8CpuInstructions::LDIA(addr) => 0xA000 | addr,
|
||||
Chip8CpuInstructions::JPI(addr) => 0xB000 | addr,
|
||||
JPX(x_register, addr)=> (0xb000 | (*x_register as u16) << 8) | *addr,
|
||||
Chip8CpuInstructions::RND(x_register, byte) => 0xC000 | ((*x_register as u16) << 8) | (*byte as u16),
|
||||
JPX(x_register, addr) => (0xb000 | (*x_register as u16) << 8) | *addr,
|
||||
Chip8CpuInstructions::RND(x_register, byte) => {
|
||||
0xC000 | ((*x_register as u16) << 8) | (*byte as u16)
|
||||
}
|
||||
Chip8CpuInstructions::DRW(x_register, y_register, height) => {
|
||||
0xD000 | ((*x_register as u16) << 8) | ((*y_register as u16) << 4) | (*height as u16)
|
||||
0xD000
|
||||
| ((*x_register as u16) << 8)
|
||||
| ((*y_register as u16) << 4)
|
||||
| (*height as u16)
|
||||
}
|
||||
Chip8CpuInstructions::SKP(x_register) => 0xE09E | ((*x_register as u16) << 8),
|
||||
Chip8CpuInstructions::SKNP(x_register) => 0xE0A1 | ((*x_register as u16) << 8),
|
||||
@ -621,18 +585,10 @@ impl Chip8CpuInstructions {
|
||||
let last_nibble = (input & 0xF) as u8;
|
||||
|
||||
match input {
|
||||
0x00C0..=0x00CF => {
|
||||
match quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
XXXXERRORINSTRUCTION
|
||||
}
|
||||
QuirkMode::XOChip => {
|
||||
SCD(last_nibble)
|
||||
}
|
||||
QuirkMode::SChipModern => {
|
||||
SCD(last_nibble)
|
||||
}
|
||||
}
|
||||
0x00C0..=0x00CF => match quirk_mode {
|
||||
QuirkMode::Chip8 => XXXXERRORINSTRUCTION,
|
||||
QuirkMode::XOChip => SCD(last_nibble),
|
||||
QuirkMode::SChipModern => SCD(last_nibble),
|
||||
},
|
||||
0x00E0 => Chip8CpuInstructions::CLS,
|
||||
0x00EE => Chip8CpuInstructions::RET,
|
||||
@ -642,47 +598,23 @@ impl Chip8CpuInstructions {
|
||||
// does not exist on Chip8
|
||||
XXXXERRORINSTRUCTION
|
||||
}
|
||||
QuirkMode::XOChip => {
|
||||
Chip8CpuInstructions::SCR
|
||||
}
|
||||
QuirkMode::SChipModern => {
|
||||
Chip8CpuInstructions::SCR
|
||||
QuirkMode::XOChip => Chip8CpuInstructions::SCR,
|
||||
QuirkMode::SChipModern => Chip8CpuInstructions::SCR,
|
||||
}
|
||||
}
|
||||
},
|
||||
0x00FC => Chip8CpuInstructions::SCL,
|
||||
0x00FD => Chip8CpuInstructions::EXIT,
|
||||
0x00FE => {
|
||||
match quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
XXXXERRORINSTRUCTION
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
LOW
|
||||
}
|
||||
}
|
||||
0x00FE => match quirk_mode {
|
||||
QuirkMode::Chip8 => XXXXERRORINSTRUCTION,
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => LOW,
|
||||
},
|
||||
0x00FF => {
|
||||
match quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
XXXXERRORINSTRUCTION
|
||||
0x00FF => match quirk_mode {
|
||||
QuirkMode::Chip8 => XXXXERRORINSTRUCTION,
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => HIGH,
|
||||
},
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
HIGH
|
||||
}
|
||||
}
|
||||
},
|
||||
0x0000..=0x0FFF => {
|
||||
match quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
Chip8CpuInstructions::SYS(addr_param)
|
||||
}
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
XXXXERRORINSTRUCTION
|
||||
}
|
||||
}
|
||||
0x0000..=0x0FFF => match quirk_mode {
|
||||
QuirkMode::Chip8 => Chip8CpuInstructions::SYS(addr_param),
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => XXXXERRORINSTRUCTION,
|
||||
},
|
||||
0x1000..=0x1FFF => JPA(addr_param),
|
||||
0x2000..=0x2FFF => CALL(addr_param),
|
||||
@ -692,7 +624,7 @@ impl Chip8CpuInstructions {
|
||||
0x6000..=0x6FFF => LDR(x_param, byte_param),
|
||||
0x7000..=0x7FFF => ADD(x_param, byte_param),
|
||||
0x8000..=0x8FFE => match last_nibble {
|
||||
0x0 => Chip8CpuInstructions::LDR_Y(x_param, y_param),
|
||||
0x0 => Chip8CpuInstructions::LDRY(x_param, y_param),
|
||||
0x1 => Chip8CpuInstructions::OR(x_param, y_param),
|
||||
0x2 => Chip8CpuInstructions::AND(x_param, y_param),
|
||||
0x3 => Chip8CpuInstructions::ORY(x_param, y_param),
|
||||
@ -701,8 +633,8 @@ impl Chip8CpuInstructions {
|
||||
0x6 => Chip8CpuInstructions::SHR(x_param, y_param),
|
||||
0x7 => Chip8CpuInstructions::SUBC(x_param, y_param),
|
||||
0xE => Chip8CpuInstructions::SHL(x_param, y_param),
|
||||
_ => XXXXERRORINSTRUCTION
|
||||
}
|
||||
_ => XXXXERRORINSTRUCTION,
|
||||
},
|
||||
0x9000..=0x9FF0 if input & 0x01 == 0 => Chip8CpuInstructions::SNEY(x_param, y_param),
|
||||
0xA000..=0xAFFF => Chip8CpuInstructions::LDIA(addr_param),
|
||||
0xB000..=0xBFFF => Chip8CpuInstructions::JPI(addr_param),
|
||||
@ -711,8 +643,8 @@ impl Chip8CpuInstructions {
|
||||
0xE09E..=0xEFA1 => match last_byte {
|
||||
0x9E => Chip8CpuInstructions::SKP(ubln),
|
||||
0xA1 => Chip8CpuInstructions::SKNP(ubln),
|
||||
_ => XXXXERRORINSTRUCTION
|
||||
}
|
||||
_ => XXXXERRORINSTRUCTION,
|
||||
},
|
||||
0xF007..=0xFF65 => match last_byte {
|
||||
0x07 => Chip8CpuInstructions::LDRD(ubln),
|
||||
0x0A => Chip8CpuInstructions::LDRK(ubln),
|
||||
@ -726,9 +658,9 @@ impl Chip8CpuInstructions {
|
||||
0x65 => Chip8CpuInstructions::LDRI(ubln),
|
||||
0x75 => Chip8CpuInstructions::STR(ubln),
|
||||
0x85 => Chip8CpuInstructions::LIDR(ubln),
|
||||
_ => XXXXERRORINSTRUCTION
|
||||
}
|
||||
_ => XXXXERRORINSTRUCTION
|
||||
_ => XXXXERRORINSTRUCTION,
|
||||
},
|
||||
_ => XXXXERRORINSTRUCTION,
|
||||
}
|
||||
}
|
||||
pub fn execute(&self, input: &mut Chip8Computer) -> Chip8Computer {
|
||||
@ -788,10 +720,13 @@ impl Chip8CpuInstructions {
|
||||
}
|
||||
// 0x7xkk Set Vx = Vx + kk
|
||||
Chip8CpuInstructions::ADD(vx_register, byte) => {
|
||||
input.registers.poke(*vx_register, (input.registers.peek(*vx_register) as u16 + *byte as u16) as u8);
|
||||
input.registers.poke(
|
||||
*vx_register,
|
||||
(input.registers.peek(*vx_register) as u16 + *byte as u16) as u8,
|
||||
);
|
||||
}
|
||||
// 0x8xy0 Set value of Vy in Vx
|
||||
Chip8CpuInstructions::LDR_Y(x, y) => {
|
||||
Chip8CpuInstructions::LDRY(x, y) => {
|
||||
input.registers.poke(*x, input.registers.peek(*y));
|
||||
}
|
||||
// 0x8xy1 Set Vx = Vx OR Vy
|
||||
@ -881,14 +816,11 @@ impl Chip8CpuInstructions {
|
||||
// If Vy > Vx, then VF is set to 1, otherwise 0. Then Vx is subtracted from Vy, and the results stored in Vx.
|
||||
let y_register = input.registers.peek(*y);
|
||||
let x_register = input.registers.peek(*x);
|
||||
let mut value_to_poke = 0;
|
||||
|
||||
let new_value = if y_register < x_register {
|
||||
value_to_poke = (y_register as u16 + 256) - x_register as u16;
|
||||
0
|
||||
let (new_value, value_to_poke) = if y_register < x_register {
|
||||
(0, (y_register as u16 + 256) - x_register as u16)
|
||||
} else {
|
||||
value_to_poke = (y_register - x_register) as u16;
|
||||
1
|
||||
(1, (y_register - x_register) as u16)
|
||||
};
|
||||
input.registers.poke(*x, value_to_poke as u8);
|
||||
input.registers.poke(0xf, new_value);
|
||||
@ -936,7 +868,9 @@ impl Chip8CpuInstructions {
|
||||
// Jump to location nnn + V0.
|
||||
//
|
||||
// The program counter is set to nnn plus the value of V0.
|
||||
input.registers.poke_pc(input.registers.peek(0) as u16 + addr);
|
||||
input
|
||||
.registers
|
||||
.poke_pc(input.registers.peek(0) as u16 + addr);
|
||||
}
|
||||
// 0xBxnn Jump to Xnn+Vx
|
||||
JPX(vx_register, addr) => {
|
||||
@ -978,26 +912,35 @@ impl Chip8CpuInstructions {
|
||||
let y_offset = input.registers.peek(*y) as u16;
|
||||
if input.video_memory.is_highres() {
|
||||
// if n == 0 we have a 16 row sprite (font maybe)
|
||||
let actual_num_loops = if *n == 0u8 {
|
||||
16
|
||||
} else {
|
||||
*n
|
||||
};
|
||||
let actual_num_loops = if *n == 0u8 { 16 } else { *n };
|
||||
for byte_index in 0..actual_num_loops {
|
||||
let current_byte = input.memory.peek(byte_index as u16 + source_memory_offset);
|
||||
let next_byte = input.memory.peek(byte_index as u16 + 1u16 + source_memory_offset);
|
||||
let current_byte =
|
||||
input.memory.peek(byte_index as u16 + source_memory_offset);
|
||||
let next_byte = input
|
||||
.memory
|
||||
.peek(byte_index as u16 + 1u16 + source_memory_offset);
|
||||
let x_offset = (x_offset + byte_index as u16) * 64;
|
||||
for bit_index in 0..8 {
|
||||
input.video_memory.poke(x_offset + (y_offset + bit_index as u16), (current_byte & (0x80 >> bit_index)) != 0);
|
||||
input.video_memory.poke(x_offset + (y_offset + bit_index as u16) + 8, (current_byte & (0x80 >> bit_index)) != 0);
|
||||
input.video_memory.poke(
|
||||
x_offset + (y_offset + bit_index as u16),
|
||||
(current_byte & (0x80 >> bit_index)) != 0,
|
||||
);
|
||||
input.video_memory.poke(
|
||||
x_offset + (y_offset + bit_index as u16) + 8,
|
||||
(next_byte & (0x80 >> bit_index)) != 0,
|
||||
);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
for byte_index in 0..*n {
|
||||
let current_byte = input.memory.peek(byte_index as u16 + source_memory_offset);
|
||||
let current_byte =
|
||||
input.memory.peek(byte_index as u16 + source_memory_offset);
|
||||
let x_offset: u16 = (x_offset + byte_index as u16) * 64;
|
||||
for bit_index in 0..8 {
|
||||
input.video_memory.poke(x_offset + (y_offset + bit_index as u16), (current_byte & (0x80 >> bit_index)) != 0);
|
||||
input.video_memory.poke(
|
||||
x_offset + (y_offset + bit_index as u16),
|
||||
(current_byte & (0x80 >> bit_index)) != 0,
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1103,7 +1046,8 @@ impl Chip8CpuInstructions {
|
||||
let units = to_convert % 10;
|
||||
|
||||
// Convert to BCD
|
||||
let result = ((hundreds as u16) << 8) | units as u16 | ((tens as u16) << 4) | units as u16;
|
||||
let result =
|
||||
((hundreds as u16) << 8) | units as u16 | ((tens as u16) << 4) | units as u16;
|
||||
// write them to the memory pointed to by I, I+1, and I+2
|
||||
let target_start_offset = input.registers.peek_i();
|
||||
input.memory.poke(target_start_offset, hundreds);
|
||||
@ -1117,7 +1061,9 @@ impl Chip8CpuInstructions {
|
||||
// starting at the address in I.
|
||||
let offset = input.registers.peek_i();
|
||||
for i in 0..=*x {
|
||||
input.memory.poke(offset + i as u16, input.registers.peek(i));
|
||||
input
|
||||
.memory
|
||||
.poke(offset + i as u16, input.registers.peek(i));
|
||||
}
|
||||
input.registers.poke_i(offset + 1);
|
||||
}
|
||||
@ -1137,78 +1083,58 @@ impl Chip8CpuInstructions {
|
||||
input.registers.poke_i(offset + 1);
|
||||
}
|
||||
Chip8CpuInstructions::XXXXERRORINSTRUCTION => {}
|
||||
Chip8CpuInstructions::SCD(x) => {
|
||||
match input.quirk_mode {
|
||||
Chip8CpuInstructions::SCD(x) => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("Attempt to execute SCD in Chip8 Mode");
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
input.video_memory.scroll_down(*x as i32);
|
||||
}
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::SCR => {
|
||||
match input.quirk_mode {
|
||||
},
|
||||
Chip8CpuInstructions::SCR => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("Attempt to execute SCR in Chip8 Mode");
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
input.video_memory.scroll_right();
|
||||
}
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::SCL => {
|
||||
match input.quirk_mode {
|
||||
},
|
||||
Chip8CpuInstructions::SCL => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("Attempt to execute SCL in Chip8 Mode");
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
input.video_memory.scroll_left();
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::LOW => {
|
||||
match input.quirk_mode {
|
||||
},
|
||||
Chip8CpuInstructions::LOW => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("ATTEMPT TO SET LOWRES IN CHIP8MODE");
|
||||
}
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
input.video_memory.set_lowres();
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::HIGH => {
|
||||
match input.quirk_mode {
|
||||
},
|
||||
Chip8CpuInstructions::HIGH => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("ATTEMPT TO SET HIGHRES IN CHIP8MODE");
|
||||
}
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
input.video_memory.set_highres();
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::EXIT => {
|
||||
match input.quirk_mode {
|
||||
},
|
||||
Chip8CpuInstructions::EXIT => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("ATTEMPT TO EXIT FROM CHIP8 INTERPRETER");
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
println!("EXIT INTERPRETER");
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
Chip8CpuInstructions::LDF2(x) => {
|
||||
match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("ATTEMPT TO LDF2 IN CHIP8MODE");
|
||||
|
||||
}
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
println!("POINTING TO FONT AT {x:02x}");
|
||||
@ -1217,34 +1143,26 @@ impl Chip8CpuInstructions {
|
||||
}
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::STR(x) => {
|
||||
match input.quirk_mode {
|
||||
Chip8CpuInstructions::STR(x) => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("ATTEMPT TO STORE RPL IN CHIP8MODE");
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
println!("STORING FROM RPL FOR {x}");
|
||||
}
|
||||
}
|
||||
}
|
||||
Chip8CpuInstructions::LIDR(x) => {
|
||||
match input.quirk_mode {
|
||||
},
|
||||
Chip8CpuInstructions::LIDR(x) => match input.quirk_mode {
|
||||
QuirkMode::Chip8 => {
|
||||
debug!("ATTEMPT TO LOAD RPL IN CHIP8MODE");
|
||||
}
|
||||
QuirkMode::XOChip |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::XOChip | QuirkMode::SChipModern => {
|
||||
println!("LOADING FROM RPL FOR {x}");
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
SCU(x) => {
|
||||
println!("SCROLL SCREEN UP {x} ROWS");
|
||||
match input.quirk_mode {
|
||||
QuirkMode::Chip8 |
|
||||
QuirkMode::SChipModern => {
|
||||
QuirkMode::Chip8 | QuirkMode::SChipModern => {
|
||||
debug!("Attempt to run SCU outside XO mode");
|
||||
}
|
||||
QuirkMode::XOChip => {
|
||||
|
||||
@ -1,5 +1,3 @@
|
||||
use log::debug;
|
||||
use rand::random;
|
||||
use gemma::chip8::computer::Chip8Computer;
|
||||
use gemma::chip8::cpu_states::Chip8CpuStates::WaitingForInstruction;
|
||||
use gemma::chip8::delay_timer::DelayTimer;
|
||||
@ -14,12 +12,13 @@ use gemma::chip8::system_memory::Chip8SystemMemory;
|
||||
use gemma::chip8::util::InstructionUtil;
|
||||
use gemma::chip8::video::{Chip8Video, Chip8VideoModes};
|
||||
use gemma::constants::*;
|
||||
use log::debug;
|
||||
use rand::random;
|
||||
|
||||
const TEST_OUTPUT_SAMPLE_DIR: &str = "../resources/test/";
|
||||
|
||||
fn read_test_result(suffix: &str) -> String {
|
||||
std::fs::read_to_string(TEST_OUTPUT_SAMPLE_DIR.to_owned() + suffix)
|
||||
.unwrap()
|
||||
std::fs::read_to_string(TEST_OUTPUT_SAMPLE_DIR.to_owned() + suffix).unwrap()
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -27,18 +26,19 @@ fn smoke() {
|
||||
assert!(true)
|
||||
}
|
||||
|
||||
|
||||
#[test]
|
||||
fn decoder_test_invalid_instructions() {
|
||||
let invalid_to_encode = [
|
||||
0x5ab1, 0x5abf, 0x8ab8, 0x8abd, 0x8abf,
|
||||
0x9ab1, 0x9abf, 0xea9d, 0xea9f, 0xeaa0,
|
||||
0xeaa2, 0xf006, 0xf008
|
||||
0x5ab1, 0x5abf, 0x8ab8, 0x8abd, 0x8abf, 0x9ab1, 0x9abf, 0xea9d, 0xea9f, 0xeaa0, 0xeaa2,
|
||||
0xf006, 0xf008,
|
||||
];
|
||||
|
||||
for i in invalid_to_encode {
|
||||
assert_eq!(Chip8CpuInstructions::decode(i, &Chip8).encode(), 0xffff);
|
||||
assert!(matches!(Chip8CpuInstructions::decode(i, &Chip8), Chip8CpuInstructions::XXXXERRORINSTRUCTION));
|
||||
assert!(matches!(
|
||||
Chip8CpuInstructions::decode(i, &Chip8),
|
||||
Chip8CpuInstructions::XXXXERRORINSTRUCTION
|
||||
));
|
||||
}
|
||||
}
|
||||
|
||||
@ -109,7 +109,7 @@ fn instruction_tests() {
|
||||
let mut x = Chip8Computer::new();
|
||||
x.registers.poke(0x01, 0x01);
|
||||
x.registers.poke(0x02, 0x02);
|
||||
Chip8CpuInstructions::LDR_Y(0x01, 0x02).execute(&mut x);
|
||||
Chip8CpuInstructions::LDRY(0x01, 0x02).execute(&mut x);
|
||||
assert_eq!(x.registers.peek(1), 0x02);
|
||||
|
||||
// 0x8xy1 Set Vx = Vx OR Vy
|
||||
@ -520,8 +520,8 @@ fn draw_nibble_vx_vy_n_test_sd() {
|
||||
for row_in_sprite in 0..5 {
|
||||
let row_data = CHIP8FONT_2[row_in_sprite];
|
||||
for bit_in_byte in 0..8 {
|
||||
let data_offset = (x_offset
|
||||
as u16 + row_in_sprite as u16) * 64 + (bit_in_byte + y_offset) as u16;
|
||||
let data_offset =
|
||||
(x_offset as u16 + row_in_sprite as u16) * 64 + (bit_in_byte + y_offset) as u16;
|
||||
let real_bit_in_byte = 7 - bit_in_byte;
|
||||
let shifted_one = 0x01 << real_bit_in_byte;
|
||||
let one_shift_set = (shifted_one & row_data) > 0;
|
||||
@ -561,14 +561,16 @@ fn sub_test() {
|
||||
assert_eq!(x.stack.depth(), 0);
|
||||
}
|
||||
|
||||
|
||||
#[test]
|
||||
fn ldvxk_test() {
|
||||
// SETUP
|
||||
let mut x = Chip8Computer::new();
|
||||
x.registers.poke(0x01, 0x01);
|
||||
Chip8CpuInstructions::LDRK(0x1).execute(&mut x);
|
||||
assert!(matches!(x.state, gemma::chip8::cpu_states::Chip8CpuStates::WaitingForKey));
|
||||
assert!(matches!(
|
||||
x.state,
|
||||
gemma::chip8::cpu_states::Chip8CpuStates::WaitingForKey
|
||||
));
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -577,7 +579,6 @@ fn series8xy4_corex_tests() {
|
||||
/// Set Vx = Vx + Vy
|
||||
/// Set VF=1 if Carry
|
||||
///
|
||||
|
||||
// 1 + 1
|
||||
let mut x = Chip8Computer::new();
|
||||
x.registers.poke(0x01, 0x01);
|
||||
@ -637,8 +638,14 @@ fn series8xy4_corex_tests() {
|
||||
fn random_produces_different_numbers() {
|
||||
let mut x = Chip8Computer::new();
|
||||
x.registers.poke(0x01, 0x00);
|
||||
let first_number = Chip8CpuInstructions::RND(0x01, 0xff).execute(&mut x).registers.peek(0x01);
|
||||
let second_number = Chip8CpuInstructions::RND(0x01, 0xff).execute(&mut x).registers.peek(0x01);
|
||||
let first_number = Chip8CpuInstructions::RND(0x01, 0xff)
|
||||
.execute(&mut x)
|
||||
.registers
|
||||
.peek(0x01);
|
||||
let second_number = Chip8CpuInstructions::RND(0x01, 0xff)
|
||||
.execute(&mut x)
|
||||
.registers
|
||||
.peek(0x01);
|
||||
assert_ne!(first_number, second_number);
|
||||
}
|
||||
|
||||
@ -679,13 +686,14 @@ fn keypad_keys_check() {
|
||||
assert!(k.released(1));
|
||||
}
|
||||
|
||||
|
||||
#[test]
|
||||
fn keypad_string_format_test() {
|
||||
let k = Keypad::new();
|
||||
|
||||
|
||||
assert_eq!(k.format_as_string(), read_test_result("gemma_keypad_string_result.asc"));
|
||||
assert_eq!(
|
||||
k.format_as_string(),
|
||||
read_test_result("gemma_keypad_string_result.asc")
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -786,10 +794,10 @@ fn stack_underflow_test() {
|
||||
#[test]
|
||||
fn stack_lots_of_subs() {
|
||||
let mut x = Chip8Stack::new();
|
||||
let stack_contents = [0x123, 0x321, 0xabc, 0xdef,
|
||||
0xbad, 0xbef, 0xfed, 0xcab,
|
||||
0xbed, 0xcad, 0xfeb, 0xcab,
|
||||
0xfff, 0x000, 0x001];
|
||||
let stack_contents = [
|
||||
0x123, 0x321, 0xabc, 0xdef, 0xbad, 0xbef, 0xfed, 0xcab, 0xbed, 0xcad, 0xfeb, 0xcab, 0xfff,
|
||||
0x000, 0x001,
|
||||
];
|
||||
for i in stack_contents {
|
||||
x.push(&i);
|
||||
}
|
||||
@ -814,7 +822,6 @@ fn stack_lots_of_subs() {
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#[test]
|
||||
fn video_split_bytes() {
|
||||
// from 0xABCD we should have AB high, CD low
|
||||
@ -851,17 +858,40 @@ fn instruction_ubln() {
|
||||
|
||||
#[test]
|
||||
fn instruction_byte_to_bool_changes() {
|
||||
assert_eq!(InstructionUtil::byte_to_bools(0b00000000), [false, false, false, false, false, false, false, false]);
|
||||
assert_eq!(InstructionUtil::byte_to_bools(0b11111111), [true, true, true, true, true, true, true, true]);
|
||||
assert_eq!(InstructionUtil::byte_to_bools(0b11001100), [false, false, true, true, false, false, true, true]);
|
||||
assert_eq!(InstructionUtil::byte_to_bools(0b11110000), [false, false, false, false, true, true, true, true]);
|
||||
assert_eq!(InstructionUtil::bools_to_byte([false, false, false, false, false, false, false, false]), 0b00000000);
|
||||
assert_eq!(InstructionUtil::bools_to_byte([true, true, true, true, true, true, true, true]), 0b11111111);
|
||||
assert_eq!(InstructionUtil::bools_to_byte([false, false, true, true, false, false, true, true]), 0b11001100);
|
||||
assert_eq!(InstructionUtil::bools_to_byte([false, false, false, false, true, true, true, true]), 0b11110000);
|
||||
assert_eq!(
|
||||
InstructionUtil::byte_to_bools(0b00000000),
|
||||
[false, false, false, false, false, false, false, false]
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::byte_to_bools(0b11111111),
|
||||
[true, true, true, true, true, true, true, true]
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::byte_to_bools(0b11001100),
|
||||
[false, false, true, true, false, false, true, true]
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::byte_to_bools(0b11110000),
|
||||
[false, false, false, false, true, true, true, true]
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::bools_to_byte([false, false, false, false, false, false, false, false]),
|
||||
0b00000000
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::bools_to_byte([true, true, true, true, true, true, true, true]),
|
||||
0b11111111
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::bools_to_byte([false, false, true, true, false, false, true, true]),
|
||||
0b11001100
|
||||
);
|
||||
assert_eq!(
|
||||
InstructionUtil::bools_to_byte([false, false, false, false, true, true, true, true]),
|
||||
0b11110000
|
||||
);
|
||||
}
|
||||
|
||||
|
||||
fn real_build_checkboard(in_hd: bool) -> Chip8Video {
|
||||
let mut r = Chip8Video::default();
|
||||
let (width, height) = if in_hd {
|
||||
@ -943,10 +973,7 @@ fn video_poke_byte_test() {
|
||||
|
||||
#[test]
|
||||
fn video_poke_2byte_test() {
|
||||
let to_poke: [u8; 2] = [
|
||||
0b11001111,
|
||||
0b00111100
|
||||
];
|
||||
let to_poke: [u8; 2] = [0b11001111, 0b00111100];
|
||||
|
||||
let mut x = Chip8Video::default();
|
||||
x.poke_2byte(0x00, to_poke);
|
||||
@ -1002,12 +1029,7 @@ fn video_poke_byte_test_2() {
|
||||
#[test]
|
||||
fn video_poke_multi_line_test() {
|
||||
let mut v = Chip8Video::default();
|
||||
let to_poke = [
|
||||
0b00000000,
|
||||
0b11111111,
|
||||
0b10101010,
|
||||
0b01010101
|
||||
];
|
||||
let to_poke = [0b00000000, 0b11111111, 0b10101010, 0b01010101];
|
||||
|
||||
for (byte_in_set, byte_to_poke) in to_poke.iter().enumerate() {
|
||||
let base_offset = byte_in_set * 64;
|
||||
@ -1040,17 +1062,11 @@ fn video_poke_multi_line_test() {
|
||||
#[test]
|
||||
fn video_moved_poke_test() {
|
||||
let mut v = Chip8Video::default();
|
||||
let to_poke = [
|
||||
0b00000000,
|
||||
0b11111111,
|
||||
0b10101010,
|
||||
0b01010101
|
||||
];
|
||||
let to_poke = [0b00000000, 0b11111111, 0b10101010, 0b01010101];
|
||||
|
||||
let x_offset = 20;
|
||||
let y_offset = 5;
|
||||
|
||||
|
||||
for (byte_in_set, byte_to_poke) in to_poke.iter().enumerate() {
|
||||
let base_offset = (x_offset + byte_in_set) * 64 + y_offset;
|
||||
v.poke_byte(base_offset as u16, *byte_to_poke);
|
||||
@ -1091,7 +1107,10 @@ fn video_verify_change_registered() {
|
||||
#[test]
|
||||
fn video_write_checkboard() {
|
||||
let v = build_checkerboard();
|
||||
assert_eq!(v.clone().format_as_string(), read_test_result("test_video_write_checkerboard.asc"));
|
||||
assert_eq!(
|
||||
v.clone().format_as_string(),
|
||||
read_test_result("test_video_write_checkerboard.asc")
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -1102,14 +1121,26 @@ fn video_zero_test() {
|
||||
x.poke_byte(data_offset as u16, CHIP8FONT_0[byte_index]);
|
||||
}
|
||||
|
||||
assert_eq!(read_test_result("test_video_zero.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_zero.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_multi_sprite_test() {
|
||||
let mut x = Chip8Video::default();
|
||||
// draw a row of digits 01234567
|
||||
let to_draw = [CHIP8FONT_0, CHIP8FONT_1, CHIP8FONT_2, CHIP8FONT_3, CHIP8FONT_4, CHIP8FONT_5, CHIP8FONT_6, CHIP8FONT_7];
|
||||
let to_draw = [
|
||||
CHIP8FONT_0,
|
||||
CHIP8FONT_1,
|
||||
CHIP8FONT_2,
|
||||
CHIP8FONT_3,
|
||||
CHIP8FONT_4,
|
||||
CHIP8FONT_5,
|
||||
CHIP8FONT_6,
|
||||
CHIP8FONT_7,
|
||||
];
|
||||
for (index, sprite) in to_draw.iter().enumerate() {
|
||||
let data_base_offset = index * 0x8;
|
||||
for (index, offset) in (0..=0x100).step_by(0x40).enumerate() {
|
||||
@ -1117,14 +1148,20 @@ fn video_multi_sprite_test() {
|
||||
}
|
||||
}
|
||||
|
||||
assert_eq!(read_test_result("test_multi_sprite.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_multi_sprite.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_reset_test() {
|
||||
let mut x = build_checkerboard();
|
||||
x.reset();
|
||||
assert_eq!(x.format_as_string(), read_test_result("test_reset_clears_video.asc"));
|
||||
assert_eq!(
|
||||
x.format_as_string(),
|
||||
read_test_result("test_reset_clears_video.asc")
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -1157,6 +1194,15 @@ fn video_collision_test2() {
|
||||
assert!(x.has_frame_changed);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_collision_test3() {
|
||||
// draw a couple sprites that do not overlap.
|
||||
// goal being drawing without triggering the collision
|
||||
// detection.
|
||||
let mut x = Chip8Video::default();
|
||||
x.poke_byte(0x00, 0b11110000);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_peek_out_of_bounds_doesnt_panic() {
|
||||
let x = Chip8Video::default();
|
||||
@ -1172,21 +1218,30 @@ fn video_peek_out_of_bounds_doesnt_panic() {
|
||||
fn video_scroll_down_1_row_test() {
|
||||
let mut x = build_checkerboard();
|
||||
x.scroll_down(1);
|
||||
assert_eq!(read_test_result("test_video_scroll_down_1.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_scroll_down_1.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_scroll_down_10_row_test() {
|
||||
let mut x = build_checkerboard();
|
||||
x.scroll_down(10);
|
||||
assert_eq!(read_test_result("test_video_scroll_down_10.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_scroll_down_10.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_high_res_has_right_resolution() {
|
||||
let x = build_checkboard_hd();
|
||||
println!("[{}]", x.format_as_string());
|
||||
assert_eq!(read_test_result("test_video_highdef.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_highdef.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -1197,45 +1252,62 @@ fn video_scroll_down_1_row_test_schip() {
|
||||
println!("[{}]", x.format_as_string());
|
||||
println!("[{}]", read_test_result("test_scroll_down_1_hd.asc"));
|
||||
|
||||
assert_eq!(read_test_result("test_scroll_down_1_hd.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_down_1_hd.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_scroll_down_10_row_test_schip() {
|
||||
let mut x = build_checkboard_hd();
|
||||
x.scroll_down(10);
|
||||
assert_eq!(read_test_result("test_scroll_down_10_hd.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_down_10_hd.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_scroll_left_4_row_test_std_def() {
|
||||
let mut x = build_checkerboard();
|
||||
x.scroll_left();
|
||||
assert_eq!(read_test_result("test_scroll_left_4.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_left_4.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_scroll_left_4_row_test_high_def() {
|
||||
let mut x = build_checkboard_hd();
|
||||
x.scroll_left();
|
||||
assert_eq!(read_test_result("test_scroll_left_4_hd.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_left_4_hd.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_scroll_right_4_row_test_std_def() {
|
||||
let mut x = build_checkerboard();
|
||||
x.scroll_right();
|
||||
assert_eq!(read_test_result("test_scroll_right_4.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_right_4.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn video_scroll_right_4_row_test_high_def() {
|
||||
let mut x = build_checkboard_hd();
|
||||
x.scroll_right();
|
||||
assert_eq!(read_test_result("test_scroll_right_4_hd.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_right_4_hd.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
|
||||
#[test]
|
||||
fn instructions_operands_tests() {
|
||||
assert_eq!(Chip8CpuInstructions::SYS(0x000).operands(), "0x0000");
|
||||
@ -1267,26 +1339,38 @@ fn instruction_test_scrolling_lowres() {
|
||||
x.video_memory = build_checkerboard();
|
||||
x.quirk_mode = quirk.clone();
|
||||
Chip8CpuInstructions::SCR.execute(&mut x);
|
||||
assert_eq!(read_test_result("test_scroll_right_4.asc"), x.dump_video_to_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_right_4.asc"),
|
||||
x.dump_video_to_string()
|
||||
);
|
||||
|
||||
x = Chip8Computer::new();
|
||||
x.video_memory = build_checkerboard();
|
||||
x.quirk_mode = quirk.clone();
|
||||
Chip8CpuInstructions::SCL.execute(&mut x);
|
||||
|
||||
assert_eq!(read_test_result("test_scroll_left_4.asc"), x.dump_video_to_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_scroll_left_4.asc"),
|
||||
x.dump_video_to_string()
|
||||
);
|
||||
|
||||
x = Chip8Computer::new();
|
||||
x.video_memory = build_checkerboard();
|
||||
x.quirk_mode = quirk.clone();
|
||||
Chip8CpuInstructions::SCD(0x01).execute(&mut x);
|
||||
assert_eq!(read_test_result("test_video_scroll_down_1.asc"), x.dump_video_to_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_scroll_down_1.asc"),
|
||||
x.dump_video_to_string()
|
||||
);
|
||||
|
||||
x = Chip8Computer::new();
|
||||
x.video_memory = build_checkerboard();
|
||||
x.quirk_mode = quirk.clone();
|
||||
Chip8CpuInstructions::SCD(0xA).execute(&mut x);
|
||||
assert_eq!(read_test_result("test_video_scroll_down_10.asc"), x.dump_video_to_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_scroll_down_10.asc"),
|
||||
x.dump_video_to_string()
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
@ -1295,17 +1379,18 @@ fn computer_dump_keypad_to_string() {
|
||||
let mut x = Chip8Computer::new();
|
||||
x.keypad.push_key(0x1);
|
||||
x.keypad.push_key(0x2);
|
||||
assert_eq!(read_test_result("test_keypad_to_string.asc"), x.dump_keypad_to_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_keypad_to_string.asc"),
|
||||
x.dump_keypad_to_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn computer_dump_registers_to_string() {
|
||||
let mut x = Chip8Computer::new();
|
||||
let values_to_set = [0x0b, 0xad, 0xbe, 0xef,
|
||||
0xca, 0xb0,
|
||||
0x7a, 0xc0, 0xca, 0x70,
|
||||
0xba, 0xdb, 0xed, 0x00,
|
||||
0x00, 0x00
|
||||
let values_to_set = [
|
||||
0x0b, 0xad, 0xbe, 0xef, 0xca, 0xb0, 0x7a, 0xc0, 0xca, 0x70, 0xba, 0xdb, 0xed, 0x00, 0x00,
|
||||
0x00,
|
||||
];
|
||||
let expected_value = "Vx: 0x0b 0xad 0xbe 0xef 0xca 0xb0 0x7a 0xc0\n 0xca 0x70 0xba 0xdb 0xed 0x00 0x00 0x00\nI: 0x0000\tPC: 0x0200";
|
||||
|
||||
@ -1322,7 +1407,10 @@ fn video_scroll_up_tests_sd() {
|
||||
let mut x = build_checkerboard();
|
||||
let distance = 1u8;
|
||||
x.scroll_up(&distance);
|
||||
assert_eq!(read_test_result("test_video_scroll_up_test_sd.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_scroll_up_test_sd.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -1330,7 +1418,10 @@ fn video_scroll_up_tests_hd() {
|
||||
let mut x = build_checkboard_hd();
|
||||
let distance = 1u8;
|
||||
x.scroll_up(&distance);
|
||||
assert_eq!(read_test_result("test_video_scroll_up_test_hd.asc"), x.format_as_string());
|
||||
assert_eq!(
|
||||
read_test_result("test_video_scroll_up_test_hd.asc"),
|
||||
x.format_as_string()
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -1339,7 +1430,10 @@ fn video_resolution_changing() {
|
||||
|
||||
x.set_highres();
|
||||
assert_eq!(x.get_resolution(), (SCHIP_VIDEO_WIDTH, SCHIP_VIDEO_HEIGHT));
|
||||
assert!(matches!(x.get_screen_resolution(), Chip8VideoModes::HighRes));
|
||||
assert!(matches!(
|
||||
x.get_screen_resolution(),
|
||||
Chip8VideoModes::HighRes
|
||||
));
|
||||
x.set_lowres();
|
||||
assert_eq!(x.get_resolution(), (CHIP8_VIDEO_WIDTH, CHIP8_VIDEO_HEIGHT));
|
||||
assert!(matches!(x.get_screen_resolution(), Chip8VideoModes::LowRes));
|
||||
|
||||
@ -33,7 +33,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: SYS(0x123),
|
||||
schip: XXXXERRORINSTRUCTION,
|
||||
xochip: XXXXERRORINSTRUCTION,
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_CLS.to_string(),
|
||||
@ -44,8 +44,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: CLS,
|
||||
schip: CLS,
|
||||
xochip: CLS
|
||||
}
|
||||
xochip: CLS,
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_RET.to_string(),
|
||||
@ -56,8 +56,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: RET,
|
||||
schip: RET,
|
||||
xochip: RET
|
||||
}
|
||||
xochip: RET,
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_JPX.to_string(),
|
||||
@ -81,7 +81,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: CALL(0x123),
|
||||
schip: CALL(0x123),
|
||||
xochip: CALL(0x123),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_DRW.to_string(),
|
||||
@ -92,8 +92,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: DRW(0x1, 0x2, 0x3),
|
||||
schip: DRW(0x1, 0x2, 0x3),
|
||||
xochip: DRW(0x1, 0x2, 0x3)
|
||||
}
|
||||
xochip: DRW(0x1, 0x2, 0x3),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_JPI.to_string(),
|
||||
@ -104,8 +104,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: JPI(0x321),
|
||||
schip: XXXXERRORINSTRUCTION,
|
||||
xochip: JPI(0x321)
|
||||
}
|
||||
xochip: JPI(0x321),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SCD.to_string(),
|
||||
@ -116,8 +116,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: SCD(0x1),
|
||||
xochip: SCD(0x1)
|
||||
}
|
||||
xochip: SCD(0x1),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SCR.to_string(),
|
||||
@ -128,8 +128,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: SCR,
|
||||
xochip: SCR
|
||||
}
|
||||
xochip: SCR,
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SCL.to_string(),
|
||||
@ -140,8 +140,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: SCL,
|
||||
xochip: SCL
|
||||
}
|
||||
xochip: SCL,
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_EXIT.to_string(),
|
||||
@ -152,8 +152,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: EXIT,
|
||||
xochip: EXIT
|
||||
}
|
||||
xochip: EXIT,
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LOW.to_string(),
|
||||
@ -165,7 +165,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: LOW,
|
||||
xochip: LOW,
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_HIGH.to_string(),
|
||||
@ -176,8 +176,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: HIGH,
|
||||
xochip: HIGH
|
||||
}
|
||||
xochip: HIGH,
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SEX.to_string(),
|
||||
@ -188,7 +188,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: Chip8CpuInstructions::SEX(0x1, 0xfa),
|
||||
schip: Chip8CpuInstructions::SEX(0x1, 0xfa),
|
||||
xochip: Chip8CpuInstructions::SEX(0x1, 0xfa)
|
||||
xochip: Chip8CpuInstructions::SEX(0x1, 0xfa),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
@ -212,8 +212,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: SEY(0x1, 0x2),
|
||||
schip: SEY(0x1, 0x2),
|
||||
xochip: SEY(0x1, 0x2)
|
||||
}
|
||||
xochip: SEY(0x1, 0x2),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDR.to_string(),
|
||||
@ -224,7 +224,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: LDR(0xa, 0xbe),
|
||||
schip: LDR(0xa, 0xbe),
|
||||
xochip: LDR(0xa, 0xbe)
|
||||
xochip: LDR(0xa, 0xbe),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
@ -284,7 +284,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: XXXXERRORINSTRUCTION,
|
||||
xochip: SCU(0x04)
|
||||
xochip: SCU(0x04),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
@ -297,7 +297,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: ADDR(0x01, 0x02),
|
||||
schip: ADDR(0x01, 0x02),
|
||||
xochip: ADDR(0x01, 0x02),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_AND.to_string(),
|
||||
@ -333,8 +333,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: BCD(0xcd),
|
||||
schip: BCD(0xcd),
|
||||
xochip: BCD(0xcd)
|
||||
}
|
||||
xochip: BCD(0xcd),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDD.to_string(),
|
||||
@ -346,7 +346,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: LDD(0xfc),
|
||||
schip: LDD(0xfc),
|
||||
xochip: LDD(0xfc),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_ORY.to_string(),
|
||||
@ -417,9 +417,10 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: SHR(0x04, 0x4),
|
||||
schip: SHR(0x04, 0x4),
|
||||
xochip: SHR(0x04, 0x4)
|
||||
}
|
||||
}, InstructionTest {
|
||||
xochip: SHR(0x04, 0x4),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SHL.to_string(),
|
||||
instruction: SHL(0x04, 0x4),
|
||||
operands: "0x4, 0x4".to_string(),
|
||||
@ -428,8 +429,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: SHL(0x04, 0x4),
|
||||
schip: SHL(0x04, 0x4),
|
||||
xochip: SHL(0x04, 0x4)
|
||||
}
|
||||
xochip: SHL(0x04, 0x4),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_RND.to_string(),
|
||||
@ -441,19 +442,19 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: RND(0x01, 0xff),
|
||||
schip: RND(0x01, 0xff),
|
||||
xochip: RND(0x01, 0xff),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDRY.to_string(),
|
||||
instruction: LDR_Y(0x01, 0x02),
|
||||
instruction: LDRY(0x01, 0x02),
|
||||
operands: "0x1, 0x2".to_string(),
|
||||
asm: "LDRY 0x1, 0x2".to_string(),
|
||||
encoded: 0x8120,
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: LDR_Y(0x01, 0x02),
|
||||
schip: LDR_Y(0x01, 0x02),
|
||||
xochip: LDR_Y(0x01, 0x02)
|
||||
}
|
||||
chip8: LDRY(0x01, 0x02),
|
||||
schip: LDRY(0x01, 0x02),
|
||||
xochip: LDRY(0x01, 0x02),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDIS.to_string(),
|
||||
@ -465,7 +466,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: LDIS(0x01),
|
||||
schip: LDIS(0x01),
|
||||
xochip: LDIS(0x01),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LIDR.to_string(),
|
||||
@ -477,7 +478,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: LIDR(0x01),
|
||||
xochip: LIDR(0x01),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDF2.to_string(),
|
||||
@ -488,8 +489,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: XXXXERRORINSTRUCTION,
|
||||
schip: LDF2(0x01),
|
||||
xochip: LDF2(0x01)
|
||||
}
|
||||
xochip: LDF2(0x01),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDF.to_string(),
|
||||
@ -500,8 +501,8 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
quirks: InstructionTestQuirks {
|
||||
chip8: LDFX(0x01),
|
||||
schip: LDFX(0x01),
|
||||
xochip: LDFX(0x01)
|
||||
}
|
||||
xochip: LDFX(0x01),
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDIA.to_string(),
|
||||
@ -513,7 +514,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: LDIA(0x01),
|
||||
schip: LDIA(0x01),
|
||||
xochip: LDIA(0x01),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDIX.to_string(),
|
||||
@ -525,7 +526,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: LDIX(0x01),
|
||||
schip: LDIX(0x01),
|
||||
xochip: LDIX(0x01),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_LDRD.to_string(),
|
||||
@ -561,7 +562,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: SKP(0x01),
|
||||
schip: SKP(0x01),
|
||||
xochip: SKP(0x01),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SNEY.to_string(),
|
||||
@ -573,7 +574,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: SNEY(0x01, 0x1),
|
||||
schip: SNEY(0x01, 0x1),
|
||||
xochip: SNEY(0x01, 0x1),
|
||||
}
|
||||
},
|
||||
},
|
||||
InstructionTest {
|
||||
name: INST_SKNP.to_string(),
|
||||
@ -585,7 +586,7 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
chip8: SKNP(0x01),
|
||||
schip: SKNP(0x01),
|
||||
xochip: SKNP(0x01),
|
||||
}
|
||||
},
|
||||
},
|
||||
];
|
||||
|
||||
@ -601,9 +602,17 @@ fn instructions_encode_decode_tests_with_quirks() {
|
||||
|
||||
// ** CONVERSION **
|
||||
// -> Integer to Instruction
|
||||
assert!(matches!(Chip8CpuInstructions::decode(current.encoded, &Chip8), i));
|
||||
assert!(matches!(
|
||||
Chip8CpuInstructions::decode(current.encoded, &Chip8),
|
||||
i
|
||||
));
|
||||
// -> Instruction to Integer
|
||||
println!("TESTING INSTRUCTION TO INTEGER FOR {:?} / {:04x} {:04x}", current.instruction, current.encoded, instruction.encode());
|
||||
println!(
|
||||
"TESTING INSTRUCTION TO INTEGER FOR {:?} / {:04x} {:04x}",
|
||||
current.instruction,
|
||||
current.encoded,
|
||||
instruction.encode()
|
||||
);
|
||||
assert_eq!(current.encoded, instruction.encode());
|
||||
// -> Instruction to String
|
||||
assert_eq!(instruction.to_string(), current.asm);
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user