From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Sat, 14 Feb 2015 20:09:31 +0000 (-0800)
Subject: i965/nir: Add support for nir_intrinsic_load_front_face
X-Git-Tag: upstream/17.1.0~20811
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=785b22caee28892d9d995a743de1dee5434c9ce1;p=platform%2Fupstream%2Fmesa.git

i965/nir: Add support for nir_intrinsic_load_front_face

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

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];