bench-memcpy: Collect data from 2KB to 4KB

Message ID 20210430171522.3608387-1-hjl.tools@gmail.com
State New
Headers show
Series
  • bench-memcpy: Collect data from 2KB to 4KB
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Commit Message

Andreas Roeseler via Libc-alpha April 30, 2021, 5:15 p.m.
Collect data on memcpy from 2KB to 4KB with the 64-byte increment value.
---
 benchtests/bench-memcpy.c | 8 ++++++++
 1 file changed, 8 insertions(+)

-- 
2.31.1

Comments

Andreas Roeseler via Libc-alpha May 1, 2021, 1:45 p.m. | #1
On Fri, Apr 30, 2021 at 10:20 AM H.J. Lu <hjl.tools@gmail.com> wrote:
>

> Collect data on memcpy from 2KB to 4KB with the 64-byte increment value.

> ---

>  benchtests/bench-memcpy.c | 8 ++++++++

>  1 file changed, 8 insertions(+)

>

> diff --git a/benchtests/bench-memcpy.c b/benchtests/bench-memcpy.c

> index 5bddaeb8fc..184495d539 100644

> --- a/benchtests/bench-memcpy.c

> +++ b/benchtests/bench-memcpy.c

> @@ -145,6 +145,14 @@ test_main (void)

>

>    do_test (&json_ctx, 0, 0, getpagesize ());

>

> +  for (i = 0; i <= 32; ++i)

> +    {

> +      do_test (&json_ctx, 0, 0, 2048 + 64 * i);

> +      do_test (&json_ctx, i, 0, 2048 + 64 * i);

> +      do_test (&json_ctx, 0, i, 2048 + 64 * i);

> +      do_test (&json_ctx, i, i, 2048 + 64 * i);

> +    }

> +

>    json_array_end (&json_ctx);

>    json_attr_object_end (&json_ctx);

>    json_attr_object_end (&json_ctx);

> --

> 2.31.1

>


If there are no objections, I will check it in next week.

Thanks.

-- 
H.J.
Andreas Roeseler via Libc-alpha May 3, 2021, 3:04 p.m. | #2
"H.J. Lu via Libc-alpha" <libc-alpha@sourceware.org> writes:

> Collect data on memcpy from 2KB to 4KB with the 64-byte increment value.


LGTM.

-- 
Tulio Magno

Patch

diff --git a/benchtests/bench-memcpy.c b/benchtests/bench-memcpy.c
index 5bddaeb8fc..184495d539 100644
--- a/benchtests/bench-memcpy.c
+++ b/benchtests/bench-memcpy.c
@@ -145,6 +145,14 @@  test_main (void)
 
   do_test (&json_ctx, 0, 0, getpagesize ());
 
+  for (i = 0; i <= 32; ++i)
+    {
+      do_test (&json_ctx, 0, 0, 2048 + 64 * i);
+      do_test (&json_ctx, i, 0, 2048 + 64 * i);
+      do_test (&json_ctx, 0, i, 2048 + 64 * i);
+      do_test (&json_ctx, i, i, 2048 + 64 * i);
+    }
+
   json_array_end (&json_ctx);
   json_attr_object_end (&json_ctx);
   json_attr_object_end (&json_ctx);