[Slackbuilds-users] Desmume on 64-bit - optimization flag

[Larry Hajali]

Yes, that probably is correct.  But there wasn't good information on sse3
vs. ssse3 when I did a google search.

On Tue, Jan 22, 2013 at 5:29 PM, Luis Henrique Mello
<lmello.009 at gmail.com>wrote:

> The correct 'if' statement would be:
>
> if grep ssse3 /proc/cpuinfo 1> /dev/null; then
>   SLKCFLAGS="$SLKCFLAGS -msse3"
> fi
>
>
> On 01/22/2013 02:23 PM, Larry Hajali wrote:
>
>> Could just add an if statement that will add it to the SLKCFLAGS if it
>> is detected on the computer.
>>
>> if grep [^s]sse3 /proc/cpuinfo 2>/dev/null; then
>>    SLKCFLAGS="$SLKCFLAGS -msse3"
>> fi
>>
>> Not sure if this leads to undesirable results.  I don't have an sse3
>> capable processor, so I can't test.
>>
>> --Larry
>>
>> On Tue, Jan 22, 2013 at 7:42 AM, King Beowulf <kingbeowulf at gmail.com
>> <mailto:kingbeowulf at gmail.com>**> wrote:
>>
>>     Add it as a switch option? That way there is a reminder for those
>>     users who can benefit from ss3 as they might not think of it or
>>     release otherwise.
>>
>>
>>     On 1/22/13, Tobias Eichmann <slackeee at gmail.com
>>     <mailto:slackeee at gmail.com>> wrote:
>>      > On Tue, Jan 22, 2013 at 01:45:54AM -0200, Luis Henrique Mello
>> wrote:
>>      >> Hi,
>>      >>
>>      >> I've noticed that adding '-msse3' to the $SLKCFLAGS on a x86_64
>> bit
>>      >> build improves performance.
>>      >>
>>      >> - Luis
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>>      >
>>      > Not all x86_64 CPUs support SSE3 (the lowest common denominator
>>     is SSE2),
>>      > so
>>      > adding this option by default will render the script unusable for
>>     owners of
>>      > such CPUs.
>>      >
>>      > - Tobi
>>      >
>>      > --
>>      > Tobias Eichmann, slackeee at gmail.com <mailto:slackeee at gmail.com>
>>
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