On Fri, Feb 4, 2022 at 11:12 AM H.J. Lu via Libc-alpha
<libc-alpha@sourceware.org> wrote:
>
> Change "movl %edx, %rdx" to "movl %edx, %edx" in:
>
> commit b77b06e0e296f1a2276c27a67e1d44f2cfa38d45
> Author: Noah Goldstein <goldstein.w.n@gmail.com>
> Date: Mon Jan 10 15:35:38 2022 -0600
>
> x86: Optimize strcmp-avx2.S
> ---
> sysdeps/x86_64/multiarch/strcmp-avx2.S | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sysdeps/x86_64/multiarch/strcmp-avx2.S b/sysdeps/x86_64/multiarch/strcmp-avx2.S
> index 28d6a0025a..99e5349be8 100644
> --- a/sysdeps/x86_64/multiarch/strcmp-avx2.S
> +++ b/sysdeps/x86_64/multiarch/strcmp-avx2.S
> @@ -106,7 +106,7 @@ ENTRY(STRCMP)
> # ifdef USE_AS_STRNCMP
> # ifdef __ILP32__
> /* Clear the upper 32 bits. */
> - movl %edx, %rdx
> + movl %edx, %edx
> # endif
> cmp $1, %RDX_LP
> /* Signed comparison intentional. We use this branch to also
> --
> 2.34.1
>
I would like to backport this patch to release branches.
Any comments or objections?
--Sunil
On Fri, Feb 4, 2022 at 11:12 AM H.J. Lu via Libc-alpha
<libc-alpha@sourceware.org> wrote:
>
> Change "movl %edx, %rdx" to "movl %edx, %edx" in:
>
> commit 8418eb3ff4b781d31c4ed5dc6c0bd7356bc45db9
> Author: Noah Goldstein <goldstein.w.n@gmail.com>
> Date: Mon Jan 10 15:35:39 2022 -0600
>
> x86: Optimize strcmp-evex.S
> ---
> sysdeps/x86_64/multiarch/strcmp-evex.S | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sysdeps/x86_64/multiarch/strcmp-evex.S b/sysdeps/x86_64/multiarch/strcmp-evex.S
> index e5070f3d53..6f42e3155a 100644
> --- a/sysdeps/x86_64/multiarch/strcmp-evex.S
> +++ b/sysdeps/x86_64/multiarch/strcmp-evex.S
> @@ -116,7 +116,7 @@ ENTRY(STRCMP)
> # ifdef USE_AS_STRNCMP
> # ifdef __ILP32__
> /* Clear the upper 32 bits. */
> - movl %edx, %rdx
> + movl %edx, %edx
> # endif
> cmp $1, %RDX_LP
> /* Signed comparison intentional. We use this branch to also
> --
> 2.34.1
>
I would like to backport this patch to release branches.
Any comments or objections?
--Sunil