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implement HCF. Add HelloWorld. Cleanup

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Alexander Bass 2024-02-14 23:27:15 -05:00
parent 2e0b67b69e
commit 2207683040
4 changed files with 43 additions and 40 deletions
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19
src/computer.ts
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@ -85,7 +85,7 @@ export class Computer {
if (this.current_instr === null) { if (this.current_instr === null) {
const parsed_instruction = Computer.parse_instruction(current_byte); const parsed_instruction = Computer.parse_instruction(current_byte);
if (parsed_instruction === null) { if (parsed_instruction === null) {
console.log("invalid instruction"); // console.log("invalid instruction");
this.step_forward(); this.step_forward();
return; return;
} }
@ -104,7 +104,6 @@ export class Computer {
} }
if (this.current_instr.params.length !== this.current_instr.params_found) { if (this.current_instr.params.length !== this.current_instr.params_found) {
// console.log(`Parameter count not fulfilled. Found new parameter ${current_byte}`);
this.current_instr.params[this.current_instr.params_found] = current_byte; this.current_instr.params[this.current_instr.params_found] = current_byte;
this.current_instr.params_found += 1; this.current_instr.params_found += 1;
} }
@ -137,12 +136,12 @@ export class Computer {
case Instr.Print: { case Instr.Print: {
const [register_no] = inst.params; const [register_no] = inst.params;
const value = this.registers[register_no]; const value = this.registers[register_no];
console.log(value); // console.log(value);
break; break;
} }
case Instr.Goto: { case Instr.Goto: {
const [parameter] = inst.params; const [parameter] = inst.params;
console.log(`Goto ${parameter}`); // console.log(`Goto ${parameter}`);
this.program_counter = parameter; this.program_counter = parameter;
return false; return false;
} }
@ -159,7 +158,7 @@ export class Computer {
if (register_no >= this.registers.length) { if (register_no >= this.registers.length) {
throw new Error(`Got register number ${register_no} in assign register`); throw new Error(`Got register number ${register_no} in assign register`);
} }
console.log(`Set register ${register_no} to ${new_value}`); // console.log(`Set register ${register_no} to ${new_value}`);
this.registers[register_no] = new_value; this.registers[register_no] = new_value;
break; break;
} }
@ -232,10 +231,18 @@ export class Computer {
const char = String.fromCharCode(ASCIIbyte); const char = String.fromCharCode(ASCIIbyte);
console.log(char); // console.log(char);
$("printout").textContent += char; $("printout").textContent += char;
break; break;
} }
case Instr.HaltCatchFire: {
throw new Error("FIRE FIRE FIRE FIRE");
}
case Instr.CopyRegReg: {
const [register_no_to, register_no_from] = inst.params;
this.registers[register_no_to] = this.registers[register_no_from];
break;
}
default: default:
break; break;
} }

2
src/index.ts
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@ -13,7 +13,7 @@ function main(): void {
const ui = new UI(container); const ui = new UI(container);
const computer = new Computer(ui.stateUpdateEvent.bind(ui)); const computer = new Computer(ui.state_update_event.bind(ui));
computer.load_program(program); computer.load_program(program);
ui.set_step_func(computer.cycle.bind(computer)); ui.set_step_func(computer.cycle.bind(computer));

62
src/ui.ts
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@ -28,43 +28,39 @@ export class UI {
for (let i = 0; i < 8; i++) { for (let i = 0; i < 8; i++) {
const reg_cell = el("div", `R_${i}`); const reg_cell = el("div", `R_${i}`);
reg_cell.textContent = "00"; reg_cell.textContent = "00";
reg_cell.setAttribute("contenteditable", "true"); // reg_cell.setAttribute("contenteditable", "true");
reg_cell.setAttribute("spellcheck", "false"); // reg_cell.setAttribute("spellcheck", "false");
registers.appendChild(reg_cell); registers.appendChild(reg_cell);
this.register_cells.push(reg_cell); this.register_cells.push(reg_cell);
} }
// eslint-disable-next-line prefer-arrow-callback // // eslint-disable-next-line prefer-arrow-callback
registers.addEventListener("input", function (e) { // registers.addEventListener("input", function (e) {
const allowed_chars = "0123456789ABCDEFG"; // const allowed_chars = "0123456789ABCDEFG";
const r = e.target as HTMLElement; // const r = e.target as HTMLElement;
let data = (r.textContent as string).toUpperCase(); // let data = (r.textContent as string).toUpperCase();
for (let i = 0; i < data.length; i++) { // for (let i = 0; i < data.length; i++) {
if (!allowed_chars.includes(data[i])) { // if (!allowed_chars.includes(data[i])) {
data = "00"; // data = "00";
break; // break;
} // }
} // }
if (data.length > 2) { // e.preventDefault();
// data = r.textContent?.substring(0, 2) ?? "00"; // return false;
} // });
e.preventDefault();
return false;
// r.textContent = ;
});
registers.addEventListener("keydown", (e) => { // registers.addEventListener("keydown", (e) => {
if (e.key === "Enter") { // if (e.key === "Enter") {
e.preventDefault(); // e.preventDefault();
(e.target as HTMLElement).blur(); // (e.target as HTMLElement).blur();
} // }
}); // });
registers.addEventListener("blur", (e) => { // registers.addEventListener("blur", (e) => {
const allowed_chars = "0123456789ABCDEFG"; // const allowed_chars = "0123456789ABCDEFG";
const r = e.target as HTMLElement; // const r = e.target as HTMLElement;
const data = (r.textContent as string).toUpperCase(); // const data = (r.textContent as string).toUpperCase();
}); // });
this.registers = registers; this.registers = registers;
@ -95,7 +91,7 @@ export class UI {
}); });
} }
start_auto(speed: number = 0): void { start_auto(speed: number = 200): void {
if (this.step_func === null) { if (this.step_func === null) {
return; return;
} }
@ -125,7 +121,7 @@ export class UI {
this.step_func = f; this.step_func = f;
} }
stateUpdateEvent(state: ComputerState): void { state_update_event(state: ComputerState): void {
for (let i = 0; i < 256; i++) { for (let i = 0; i < 256; i++) {
const current = this.program_memory_cells[i]; const current = this.program_memory_cells[i];
current.className = ""; current.className = "";