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Turn print-memory.js into a more general-purpose 'printing utils' library -- export num2hex + rename function that prints a table of memory

This commit is contained in:
n loewen 2023-08-02 13:56:10 +01:00
parent 97ab0c6ee0
commit 9a3d9cffdc
3 changed files with 11 additions and 9 deletions
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4
assemble.js
View File

@ -3,7 +3,7 @@
const fs = require('fs');
const assembler = require('./assembler.js');
const printMemory = require('./print-memory.js');
const { logMemory } = require('./print-memory.js');
const mode = process.argv[2];
const filename = process.argv[3];
@ -14,7 +14,7 @@ let machineCode;
if (mode === "debug") {
machineCode = assembler.assemble(inputFile_str, true);
console.group("Machine code output");
printMemory.printTable(machineCode);
logMemory(machineCode);
console.groupEnd('Machine code output');
} else {
machineCode = assembler.assemble(inputFile_str);

10
assembler.js
View File

@ -1,4 +1,4 @@
const printMemory = require('./print-memory.js');
const { logMemory, num2hex } = require('./print-memory.js');
const { INITIAL_IP_ADDRESS, START_OF_DISPLAY_MEM } = require('./machine.config.js');
// 1 = verbose
@ -36,13 +36,13 @@ function decodeInstructions(str) {
let IP = INITIAL_IP_ADDRESS;
for (let i = 0; i < lines.length; i++) {
dbg(1, '');
dbgGroup(1, `Input line ${i}, IP ${IP}`);
dbgGroup(1, `Input line ${i}, IP ${num2hex(IP)}`);
dbg(3, `> ${lines[i]}`);
let line = stripWhitespaceFromEnds(stripComments(lines[i]));
// Handle blank lines
if (line.length === 0) {
dbg(3, `IP: ${IP}, new code: none`);
dbg(3, `IP: $${num2hex(IP)}, new code: none`);
dbg(1, 'blank');
dbgGroupEnd(1, 'Input line');
continue;
@ -64,7 +64,7 @@ function decodeInstructions(str) {
}
dbg(2, `pointsToByte: ${labels[label].pointsToByte}`);
dbg(2, `bytesToReplace: ${labels[label].bytesToReplace}`);
dbg(3, `IP: ${IP}, new code: none`);
dbg(3, `IP: $${num2hex(IP)}, new code: none`);
dbgGroupEnd(1, 'Input line');
continue;
}
@ -123,8 +123,8 @@ function decodeInstructions(str) {
machineCode.push(op);
machineCode.push(arg_num);
dbg(3, `IP: $${num2hex(IP)}, new code: $${num2hex(op)} $${num2hex(arg_num)}`);
IP += 2;
dbg(3, `IP: ${IP}, new code: ${op}, ${arg_num}`);
dbgGroupEnd(1, 'Input line');
};

6
print-memory.js
View File

@ -1,4 +1,4 @@
exports.printTable = (x) => {
exports.logMemory = (x) => {
console.log(`┌────────┬────────┬────────┐`);
console.log(`│ addr │ op │ arg │`);
console.log(`├────────┼────────┼────────┤`);
@ -11,4 +11,6 @@ exports.printTable = (x) => {
console.log(`└────────┴────────┴────────┘`);
}
const num2hex = (num) => num.toString(16).toUpperCase().padStart(2, "0");
const num2hex = (num) => num.toString(16).toUpperCase().padStart(2, "0");
exports.num2hex = num2hex;