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authorEric Anholt <[email protected]>2010-11-19 15:57:05 +0800
committerEric Anholt <[email protected]>2010-11-19 20:05:56 -0800
commitb6b91fa02911f5dfc5d528d822674ee5557800d9 (patch)
tree62c8a095a9b926e8da927b173f81316f08dc0132 /src/gallium/drivers/i915
parent47b1aac1cf0aefae4df58a60bb7eb26d21e25913 (diff)
i965: Remove duplicate MRF writes in the FS backend.
This is quite common for multitexture sampling, and not only cuts down on the second and later set of MOVs, but typically also allows compute-to-MRF on the first set. No statistically siginficant performance difference in nexuiz (n=3), but it reduces instruction count in one of its shaders and seems like a good idea.
Diffstat (limited to 'src/gallium/drivers/i915')
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