Improved performance of bufferReader.readUInt64LEBN()
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@ -14,6 +14,45 @@ console.log('Benchmarking Block/Transaction Serialization');
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console.log('---------------------------------------');
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async.series([
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function(next) {
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var buffers = [];
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console.log('Generating Random Test Data...');
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for (var i = 0; i < 100; i++) {
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var br = new bitcore.encoding.BufferWriter();
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var num = Math.round(Math.random() * 10000000000000);
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br.writeUInt64LEBN(new bitcore.crypto.BN(num));
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buffers.push(br.toBuffer());
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}
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var c = 0;
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var bn;
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function readUInt64LEBN() {
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if (c >= buffers.length) {
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c = 0;
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}
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var buf = buffers[c];
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var br = new bitcore.encoding.BufferReader(buf);
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bn = br.readUInt64LEBN();
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c++;
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}
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console.log('Starting benchmark...');
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var suite = new benchmark.Suite();
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suite.add('bufferReader.readUInt64LEBN()', readUInt64LEBN, {maxTime: maxTime});
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suite
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.on('cycle', function(event) {
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console.log(String(event.target));
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})
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.on('complete', function() {
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console.log('Done');
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console.log('----------------------------------------------------------------------');
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next();
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})
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.run();
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},
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function(next) {
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var block1;
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@ -91,11 +91,8 @@ BufferReader.prototype.readUInt64BEBN = function() {
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};
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BufferReader.prototype.readUInt64LEBN = function() {
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var buf = this.buf.slice(this.pos, this.pos + 8);
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var reversebuf = BufferReader({
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buf: buf
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}).readReverse();
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var bn = BN.fromBuffer(reversebuf);
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var data = this.buf.slice(this.pos, this.pos + 8).toJSON().data;
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var bn = new BN(data, 10, 'le');
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this.pos = this.pos + 8;
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return bn;
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};
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