Re: [pcre-dev] JIT regression

2019-06-25 Thread ND via Pcre-dev
On 2019-06-25 09:30, Zoltán Herczeg wrote: > It seems JIT is 16 times!! slower than interpreter for such simple pattern. I did some improvements on the SSE2 accelerated search and /(?s).*/ search. You can try them now. However I have never seen such big differences in my measurements. The

Re: [pcre-dev] Max lookbehind calculation

2019-06-25 Thread ph10
On Sun, 23 Jun 2019, I wrote: > I woke up in the middle of last night with an idea as to how it could > easily be made better, but I haven't looked at the code yet. I am busy > with other things today and tomorrow, but then I will see if my midnight > bright idea actually works. I have

Re: [pcre-dev] JIT regression

2019-06-25 Thread Zoltán Herczeg
Hi, > It seems JIT is 16 times!! slower than interpreter for such simple pattern. I did some improvements on the SSE2 accelerated search and /(?s).*/ search. You can try them now. However I have never seen such big differences in my measurements. The memchr can use AVX2, so it is still faster,