{"id":18229,"date":"2017-06-23T14:41:22","date_gmt":"2017-06-23T18:41:22","guid":{"rendered":"https:\/\/mjtsai.com\/blog\/?p=18229"},"modified":"2017-06-23T14:41:22","modified_gmt":"2017-06-23T18:41:22","slug":"javascriptcore-loves-es6","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2017\/06\/23\/javascriptcore-loves-es6\/","title":{"rendered":"JavaScriptCore Loves ES6"},"content":{"rendered":"<p><a href=\"https:\/\/webkit.org\/blog\/7536\/jsc-loves-es6\/\">Saam Barati et al.<\/a>:<\/p>\n<blockquote cite=\"https:\/\/webkit.org\/blog\/7536\/jsc-loves-es6\/\">\n<p>This post describes the development of our first ES6 benchmark, which we call <a href=\"http:\/\/browserbench.org\/ARES-6\/\">ARES-6<\/a>.  We used ARES&#x2013;6 to drive significant optimization efforts in JSC, and this post describes three of them: high throughput generators, a new Map\/Set implementation, and phantom spread.  The post concludes with an analysis of performance data to show how JSC&rsquo;s performance compares to other ES6 implementations.<\/p>\n<p>[&#8230;]<\/p>\n<p>The figure above shows the overall ARES-6 scores in three different browsers: Safari 11 (13604.1.21.0.1), Firefox 53.0.3, and Chrome 58.0.3029.110. Our data shows that we&rsquo;re nearly to 1.8x faster than Chrome, and close to 5x faster than Firefox.<\/p>\n<\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Saam Barati et al.: This post describes the development of our first ES6 benchmark, which we call ARES-6. We used ARES&#x2013;6 to drive significant optimization efforts in JSC, and this post describes three of them: high throughput generators, a new Map\/Set implementation, and phantom spread. The post concludes with an analysis of performance data to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"","apple_news_api_id":"","apple_news_api_modified_at":"","apple_news_api_revision":"","apple_news_api_share_url":"","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[2],"tags":[255,31,1472,346,30,1529,138,71,103,328],"class_list":["post-18229","post","type-post","status-publish","format-standard","hentry","category-technology","tag-compiler","tag-ios","tag-ios-11","tag-javascript","tag-mac","tag-macos-10-13","tag-optimization","tag-programming","tag-safari","tag-webkit"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/18229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=18229"}],"version-history":[{"count":1,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/18229\/revisions"}],"predecessor-version":[{"id":18230,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/18229\/revisions\/18230"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=18229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=18229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=18229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}