i956: Make new FS discard do its work in a temp, not the null reg!
authorEric Anholt <eric@anholt.net>
Wed, 29 Sep 2010 22:48:21 +0000 (15:48 -0700)
committerEric Anholt <eric@anholt.net>
Wed, 29 Sep 2010 22:52:36 +0000 (15:52 -0700)
commit0efea25c4b9c6b5505fdbba25b525efb27468de4
tree9a164f2eae9e57e24520547eef9370c8f9c40bb5
parent3da98c1ca530cba9907735e6bf397017ffc8bd77
i956: Make new FS discard do its work in a temp, not the null reg!

Fixes:
glsl-fs-discard-02 (GPU hang)
glsl1-discard statement (2)
src/mesa/drivers/dri/i965/brw_fs.cpp