* [PATCH v2] x86-64: Use YMM registers in memcmpeq-evex.S
@ 2023-06-01 15:53 H.J. Lu
2023-06-01 16:08 ` Noah Goldstein
0 siblings, 1 reply; 2+ messages in thread
From: H.J. Lu @ 2023-06-01 15:53 UTC (permalink / raw)
To: libc-alpha; +Cc: Noah Goldstein, Sunil K Pandey, Florian Weimer
Since the assembly source file with -evex suffix should use YMM registers,
not ZMM registers, include x86-evex256-vecs.h by default to use YMM
registers in memcmpeq-evex.S
---
sysdeps/x86_64/multiarch/memcmpeq-evex.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sysdeps/x86_64/multiarch/memcmpeq-evex.S b/sysdeps/x86_64/multiarch/memcmpeq-evex.S
index 3666f649cd..7eefff77f1 100644
--- a/sysdeps/x86_64/multiarch/memcmpeq-evex.S
+++ b/sysdeps/x86_64/multiarch/memcmpeq-evex.S
@@ -42,7 +42,7 @@
# endif
# ifndef VEC_SIZE
-# include "x86-evex512-vecs.h"
+# include "x86-evex256-vecs.h"
# endif
# include "reg-macros.h"
--
2.40.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v2] x86-64: Use YMM registers in memcmpeq-evex.S
2023-06-01 15:53 [PATCH v2] x86-64: Use YMM registers in memcmpeq-evex.S H.J. Lu
@ 2023-06-01 16:08 ` Noah Goldstein
0 siblings, 0 replies; 2+ messages in thread
From: Noah Goldstein @ 2023-06-01 16:08 UTC (permalink / raw)
To: H.J. Lu; +Cc: libc-alpha, Sunil K Pandey, Florian Weimer
On Thu, Jun 1, 2023 at 10:53 AM H.J. Lu <hjl.tools@gmail.com> wrote:
>
> Since the assembly source file with -evex suffix should use YMM registers,
> not ZMM registers, include x86-evex256-vecs.h by default to use YMM
> registers in memcmpeq-evex.S
> ---
> sysdeps/x86_64/multiarch/memcmpeq-evex.S | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sysdeps/x86_64/multiarch/memcmpeq-evex.S b/sysdeps/x86_64/multiarch/memcmpeq-evex.S
> index 3666f649cd..7eefff77f1 100644
> --- a/sysdeps/x86_64/multiarch/memcmpeq-evex.S
> +++ b/sysdeps/x86_64/multiarch/memcmpeq-evex.S
> @@ -42,7 +42,7 @@
> # endif
>
> # ifndef VEC_SIZE
> -# include "x86-evex512-vecs.h"
> +# include "x86-evex256-vecs.h"
> # endif
> # include "reg-macros.h"
>
> --
> 2.40.1
>
LGTM.
Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2023-06-01 16:08 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-06-01 15:53 [PATCH v2] x86-64: Use YMM registers in memcmpeq-evex.S H.J. Lu
2023-06-01 16:08 ` Noah Goldstein
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).