[Ffmpeg-devel] Re: [PATCH] SIMD accelected SNOW decoding

Guillaume Poirier guillaume.poirier
Mon Nov 28 10:41:37 CET 2005


Michael Niedermayer wrote:
> On Mon, Nov 28, 2005 at 12:12:52AM +0100, Guillaume POIRIER wrote:
>>I still get a segfault though:
> [...]
>>0x00000000006a0d11 <ff_spatial_idwt_buffered_slice+1505>:       paddd 
> this cannot work, its dereferencing (5*rdx), its like 
> *(int*)(5*x)

Ok, by bad; that had absolutely no chance to work whatsoever . I had
broken the register name while converting the IA-32 style regs to AMD64
style regs.

Please find in attachment the updated untested ASM. If someone could
test it on AMD64 64bit mode during the day, that would be most appreciated.

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