Mesa (master): i965/nir: Add support for nir_intrinsic_load_front_face

[Jason Ekstrand]

Module: Mesa
Branch: master
Commit: 785b22caee28892d9d995a743de1dee5434c9ce1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=785b22caee28892d9d995a743de1dee5434c9ce1

Author: Jason Ekstrand <jason.ekstrand at intel.com>
Date:   Sat Feb 14 12:09:31 2015 -0800

i965/nir: Add support for nir_intrinsic_load_front_face

Reviewed-by: Matt Turner <mattst88 at gmail.com>

---

 src/mesa/drivers/dri/i965/brw_fs_nir.cpp |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 3014e3e..13be83e 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -1206,7 +1206,9 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
    }
 
    case nir_intrinsic_load_front_face:
-      assert(!"TODO");
+      emit(MOV(retype(dest, BRW_REGISTER_TYPE_D),
+               *emit_frontfacing_interpolation()));
+      break;
 
    case nir_intrinsic_load_sample_mask_in: {
       fs_reg sample_mask_in = nir_system_values[SYSTEM_VALUE_SAMPLE_MASK_IN];