[Mesa-dev] [PATCH 3/3] i965: Make sure GS output streams 1-3 aren't rasterized on Haswell+.

[Matt Turner]

On Sat, Apr 4, 2015 at 3:46 AM, Kenneth Graunke <kenneth at whitecape.org> wrote:
> Presumably no one has noticed this breakage because
> ARB_transform_feedback3 isn't exposed on Haswell due to the ongoing
> command streamer shenanigans, and ARB_gpu_shader5 isn't exposed on
> Broadwell because we keep forgetting about it.
>
> Fixes 3 Piglit tests:
> - spec/arb_gpu_shader5/emitstreamvertex_nodraw

Iago sent a patch about a month ago that fixes this. It'd be nice to
take a look and see how it interacts with this:

"[PATCH] i965: Do not render primitives in non-zero streams then TF is disabled"

> - spec/arb_gpu_shader5/xfb-streams
> - spec/arb_transform_feedback3/ext_interleaved_two_bufs_gs_max