xiaoyulong

icon company None icon location Shenzhen China icon location To be or Not to Be?

Results 1 issues of xiaoyulong

[Java with vector simd to impove perf]

4 comment

JDK 18之后，JDK的默认编码由 uft16 => utf8，且默认都带了vector 下面是一个验证 https://github.com/AugustNagro/utf8.java 该使用了 验证utf8字符性能 在 i7-4930mx上可以跑出2.4GB/secs ## Performance Throughput for `twitter.json`: simdjson 就是使用了simd才达到了java的json库15倍以上的性能 | `new String(buf, UTF_8)` | `Utf8.validate(buf, new LookupTables256())` | `simdjson::validate_utf8(str, len)` |...