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Re: [PATCH] aarch64: optimize the unaligned case of memcmp
- From: Sebastian Pop <sebpop at gmail dot com>
- To: Ramana Radhakrishnan <ramana dot gcc at googlemail dot com>
- Cc: Sebastian Pop <s dot pop at samsung dot com>, GNU C Library <libc-alpha at sourceware dot org>, Marcus Shawcroft <Marcus dot Shawcroft at arm dot com>, Maxim Kuvyrkov <maxim dot kuvyrkov at linaro dot org>, Ramana Radhakrishnan <ramana dot radhakrishnan at arm dot com>, Ryan Arnold <ryan dot arnold at linaro dot org>, Adhemerval Zanella <adhemerval dot zanella at linaro dot org>
- Date: Fri, 23 Jun 2017 17:41:13 -0500
- Subject: Re: [PATCH] aarch64: optimize the unaligned case of memcmp
- Authentication-results: sourceware.org; auth=none
- References: <1498174226-16525-1-git-send-email-s.pop@samsung.com> <CAJA7tRYukYwo-iZDHYWtp2_bMHRaeuhz3kUWMBo7sgjrkZTQHw@mail.gmail.com>
On Fri, Jun 23, 2017 at 5:38 PM, Ramana Radhakrishnan
<ramana.gcc@googlemail.com> wrote:
> Is there a chance you can add a benchmark to the glibc benchmarking
> framework ? For most changes like this it would be good to see if the
> existing benchmarks handle these cases and provide equivalent
> improvements so that any changes to this can be rationalized in the
> future.
Sure, I can adapt the benchmark that we submitted to AOSP to fit in
the glibc benchmark.
Do you have a pointer to where memcmp is currently benchmarked?
That would be a good place for the unaligned memcmp testcase.
Thanks,
Sebastian