i965: Avoid vs header computation for negative rhw on G4X.
authorEric Anholt <eric@anholt.net>
Sun, 2 Nov 2008 20:19:02 +0000 (12:19 -0800)
committerAlan Hourihane <alanh@tungstengraphics.com>
Mon, 3 Nov 2008 14:27:08 +0000 (14:27 +0000)
commitdf07db810410474680faf07741d9d2ef71083b62
treee7a3b8b251a4991a7fe1db037bea96cecbedf038
parentba644d2711f45c3c2ae47f7aaf3b6b0db3f12147
i965: Avoid vs header computation for negative rhw on G4X.

This cuts one MOV out when setting a zero header.
src/mesa/drivers/dri/i965/brw_vs_emit.c