i965: When doing a swizzled kill pixel, don't do redundant channel compares.
authorEric Anholt <eric@anholt.net>
Wed, 10 Mar 2010 23:44:32 +0000 (15:44 -0800)
committerEric Anholt <eric@anholt.net>
Fri, 12 Mar 2010 23:12:01 +0000 (15:12 -0800)
commit52cea5090ceb56105464d60b989c2c36ec9c4b16
tree089d5980baac460e36d26ea739d44e9e97d7e908
parentba541b0769768ffa09562938d3b49690669948b8
i965: When doing a swizzled kill pixel, don't do redundant channel compares.

This was obvious when looking at the compiled output of ETQW's
shaders.
src/mesa/drivers/dri/i965/brw_wm_emit.c