[Bug middle-end/35543] value profiling support for memOps such as memcpy

pinskia at gmail dot com gcc-bugzilla@gcc.gnu.org
Wed Mar 12 05:52:00 GMT 2008



------- Comment #1 from pinskia at gmail dot com  2008-03-12 05:51 -------
Subject: Re:   New: value profiling support for memOps such as memcpy



Sent from my iPhone

On Mar 11, 2008, at 22:32, "xinliangli at gmail dot com"
<gcc-bugzilla@gcc.gnu.org 
 > wrote:

> Value profiling on the length parameters of memset, memcpy, memmove,  
> strncmp,
> strncpy, memcmp, etc can be guide the inline expansion strategy for  
> those
> calls.  As an example, very large sized memcpy may prefer non- 
> temporal memory
> move etc.

This is already done for 4.3.0.


>
>
>
> -- 
>           Summary: value profiling support for memOps such as memcpy
>           Product: gcc
>           Version: 4.4.0
>            Status: UNCONFIRMED
>          Severity: enhancement
>          Priority: P3
>         Component: middle-end
>        AssignedTo: unassigned at gcc dot gnu dot org
>        ReportedBy: xinliangli at gmail dot com
>
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35543
>


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35543



More information about the Gcc-bugs mailing list