[MPlayer-dev-eng] [PATCH]: Add SSE3 detection

[Zuxy Meng]

Hi,

2009/1/12 Diego Biurrun <diego at biurrun.de>:
> On Fri, Jan 09, 2009 at 05:53:07PM +0800, Zhou Zongyi wrote:
>>
>> Since SSSE3 and SSE4a detection have been added, we should also add SSE3.
>>
>> --- cpudetect.c (revision 28278)
>> +++ cpudetect.c (working copy)
>> @@ -153,6 +153,7 @@
>>   caps->hasMMX  = (regs2[3] & (1 << 23 )) >> 23; // 0x0800000
>>   caps->hasSSE  = (regs2[3] & (1 << 25 )) >> 25; // 0x2000000
>>   caps->hasSSE2 = (regs2[3] & (1 << 26 )) >> 26; // 0x4000000
>> + caps->hasSSE3 = (regs2[2] & 1);                // 0x0000001
>>   caps->hasSSSE3 = (regs2[2] & (1 << 9 )) >>  9; // 0x0000200
>>   caps->hasMMX2 = caps->hasSSE; // SSE cpus supports mmxext too
>>   cl_size = ((regs2[1] >> 8) & 0xFF)*8;
>
> Can anybody confirm this is correct or point out a place to
> verify it?

This is correct. However nobody uses SSE3 code within mplayer, AFAIK.

-- 
Zuxy
Beauty is truth,
While truth is beauty.
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