[RFA/i386] Prec x86 MMX 3DNow! SSE SSE2 SSE3 SSSE3 SSE4 support

Hui Zhu teawater@gmail.com
Mon Mar 29 02:23:00 GMT 2010


On Mon, Mar 29, 2010 at 09:40, Michael Snyder <msnyder@vmware.com> wrote:
> Hui Zhu wrote:
>>
>> Hello,
>>
>> I make a testsute for sse.  I make it just support x86-64 target
>> because I got insn unsupport trap in a x86-32 pc.  Maybe the CPU of
>> this pc is too old.  :)
>>
>> And I found some bug in sse patch.  I make a new one.
>>
>> Please help me review them. Thanks.
>
> I also got a SIGILL here:
>
> Program received signal SIGILL, Illegal instruction.
> sse_test () at
> /data/home/msnyder/cvs/localhost/src/gdb/testsuite/gdb.reverse/i386-sse-reverse.c:42^M
> 42        asm ("blendpd $1, %xmm1, %xmm0");
> (gdb) FAIL: gdb.reverse/i386-sse-reverse.exp: continue to sse_test
>
>
>
I got it in an PC too.  Looks these CPUs donn't support SSE4.  It
works OK in a new PC.

Do you think we need remove it?

Thanks,
Hui



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