[Mesa-dev] [PATCH 2/5] i965/fs: Emit better b2f of an expression on GEN4 and GEN5

[Matt Turner]

On Mon, Mar 16, 2015 at 4:54 AM, Tapani Pälli <tapani.palli at intel.com> wrote:
> Is there some particular Piglit test case that hits this path and is it
> possible with gen>5 (by removing gen check)? I've tried this with
> handicrafted shader_test and also shader-db and cannot hit the conditions
> for changes to happen. Would be nice to be able to run examine changes and
> understand this better.

Well, from the shader-db stats there must be some shaders affected in shader-db.

Use INTEL_DEVID_OVERRIDE=... with a Gen4 or Gen5 PCI ID from
include/pci_ids/i965_pci_ids.h.