Re: Re: cache optimization through samping hardware event

2020-11-19 Thread 172060045
On Wed, Nov 18, 2020 at 17:43 Bin wrote: > "Bin.Cheng" 2020-11-18 17:43:39 > > On Tue, Nov 10, 2020 at 3:04 PM 172060045 <172060...@hdu.edu.cn> wrote: > > > > Hi, > > > > Recently, I was interested in GCC AutoFDO optimization, which works by > > sampling specific PMU event on production machine

Re: cache optimization through samping hardware event

2020-11-18 Thread Bin.Cheng via Gcc
On Tue, Nov 10, 2020 at 3:04 PM 172060045 <172060...@hdu.edu.cn> wrote: > > Hi, > > Recently, I was interested in GCC AutoFDO optimization, which works by > sampling specific PMU event on production machines and using those profiles > to guide optimization. In this way, information such as cache

Re: cache optimization through samping hardware event

2020-11-16 Thread Martin Liška
On 11/10/20 8:03 AM, 172060045 wrote: Hi, Recently, I was interested in GCC AutoFDO optimization, which works by sampling specific PMU event on production machines and using those profiles to guide optimization. In this way, information such as cache miss can also be obtained through sampling

cache optimization through samping hardware event

2020-11-09 Thread 172060045
Hi, Recently, I was interested in GCC AutoFDO optimization, which works by sampling specific PMU event on production machines and using those profiles to guide optimization. In this way, information such as cache miss can also be obtained through sampling, so can we implement feedback-directed