🚀 perf: Draft for profiling code.

Author: make-github-pseudonymous-again

_profile/.gitignore

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+*.0x/
+/yarn.lock

_profile/add.js

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+console.time('prepare');
+require('@babel/polyfill');
+const crypto = require('crypto');
+const ArgumentParser = require('argparse').ArgumentParser;
+//const itertools = require('@aureooms/js-itertools');
+const XorShift128Plus = require('xorshift.js').XorShift128Plus;
+const { ZZ } = require('..');
+const BN = require('bn.js');
+
+const parser = new ArgumentParser();
+parser.addArgument(['M'], {defaultValue: 1000, nargs: '?'});
+parser.addArgument(['-N'], {defaultValue: 1000});
+parser.addArgument(['-s'], {defaultValue: process.env.SEED || crypto.randomBytes(16).toString('hex')});
+const args = parser.parseArgs();
+const M = args.M;
+const N = args.N;
+const seed = args.s;
+
+console.log('operand size (bytes):', M);
+console.log('number of operations:', N);
+console.log('seed:', seed);
+
+const prng = new XorShift128Plus(seed);
+const _x = prng.randomBytes(M).toString('hex');
+console.log('_x:', _x);
+const _y = prng.randomBytes(M).toString('hex');
+console.log('_y:', _y);
+
+let x = ZZ.from(_x, 16);
+const y = ZZ.from(_y, 16);
+//let x = BigInt('0x'+_x) ;
+//const y = BigInt('0x'+_y) ;
+//let x = new BN(_x,16) ;
+//const y = new BN(_y,16) ;
+
+console.timeEnd('prepare');
+
+console.time('loop');
+for (let k = 0; k < N; ++k) {
+ x = x.mul(y);
+ //x *= y;
+ //x = x.add(y);
+ //x = x.sub(y);
+ //x = x + y;
+ //x = x - y;
+}
+console.timeEnd('loop');
+
+if (Math.random() < 0.0001) console.log(x);

_profile/package.json

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+{
+  "name": "_profile",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "scripts": {
+    "profile": "0x"
+  },
+  "dependencies": {
+    "0x": "^4.9.1",
+    "@babel/polyfill": "^7.8.7",
+    "argparse": "^1.0.10",
+    "bn.js": "^5.1.1",
+    "crypto": "^1.0.1",
+    "xorshift.js": "^1.0.5"
+  }
+}