Re: [Mesa-dev] [PATCH] i965/vec4: Don't disable channels in any/all comparisons.

2015-10-29 Thread Jason Ekstrand
On Oct 29, 2015 5:51 PM, "Matt Turner" wrote: > > We've made a mistake in calling the Channel Enable bits "writemask", > because they do more than control which channels of the destination are > written -- they actually control which channels are enabled (surprise! > surprise!) > > So, if we emit

[Mesa-dev] [PATCH] i965/vec4: Don't disable channels in any/all comparisons.

2015-10-29 Thread Matt Turner
We've made a mistake in calling the Channel Enable bits "writemask", because they do more than control which channels of the destination are written -- they actually control which channels are enabled (surprise! surprise!) So, if we emit cmp.z.f0(8) null.xy<1>D g10<4,4,1>.xyzzD g2