intel/fs: Use groups for SIMD16 LINTERP on gen11+
authorJason Ekstrand <jason.ekstrand@intel.com>
Thu, 17 May 2018 00:33:17 +0000 (17:33 -0700)
committerJason Ekstrand <jason.ekstrand@intel.com>
Tue, 29 May 2018 22:44:50 +0000 (15:44 -0700)
commit71a86d1fc69a025754d8d4c21f5777b21c65a3ea
tree3d424615036a84292c977c473f9756275d8f4c4e
parenta1a850cd3411400ce832e77c4be1f0e14924ce9e
intel/fs: Use groups for SIMD16 LINTERP on gen11+

This is better than compression control because it naturally extends to
SIMD32.

v2:
 - Push/pop instruction state around adjusted codegen (Ken)

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>
src/intel/compiler/brw_fs_generator.cpp