lukechilds/node - node - Gitea: Git with a cup of tea

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Commit Graph

Author	SHA1	Message	Date
Jackson Tian	5396baf7c1	buffer: faster case for create Buffer from new Buffer(0) When create Buffer from a Buffer will copy data from old to new even though length is zero. This patch can improve edge case 4x faster. following is benchmark results. new: buffers/buffer_zero.js n=1024: 2463.53891 old: buffers/buffer_zero.js n=1024: 618.70801 PR-URL: https://github.com/nodejs/node/pull/4326 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>	9 years ago

Author

SHA1

Message

Date

Jackson Tian

5396baf7c1

buffer: faster case for create Buffer from new Buffer(0)

When create Buffer from a Buffer will copy data
from old to new even though length is zero.

This patch can improve edge case 4x faster.
following is benchmark results.

new: buffers/buffer_zero.js n=1024: 2463.53891
old: buffers/buffer_zero.js n=1024: 618.70801

PR-URL: https://github.com/nodejs/node/pull/4326
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

9 years ago

1 Commits (97dc810d46d647186911555808d29d016a62085f)