[Mesa-dev] st_TexSubImage: unaligned memcpy performance

2015-04-09 Thread Vasilis Liaskovitis
Hi, On Wed, Apr 8, 2015 at 1:24 PM, Daniel Stone wrote: > Hi, > > On 8 April 2015 at 10:57, Vasilis Liaskovitis wrote: > > I have an issue where st_TexSubImage causes very high CPU load in > > __memcpy_sse2_unaligned (Mesa 10.1.3, Xorg 1.15.1, radeon driver, HD > 7870). > > > > Any obvious

st_TexSubImage: unaligned memcpy performance

2015-04-08 Thread Vasilis Liaskovitis
Hi, I have an issue where st_TexSubImage causes very high CPU load in __memcpy_sse2_unaligned (Mesa 10.1.3, Xorg 1.15.1, radeon driver, HD 7870). Any obvious causes / tips for this? e.g. align textures or use different format/type? I 've tried using GL_BGRA/GL_UNSIGNED_BYTE and