Mesa (master): radeonsi/nir: add nir_intrinsic_load_sample_mask_in to ir scan

[Timothy Arceri]

Module: Mesa
Branch: master
Commit: c6a0ce7e5479f9bb8ed6135df685b0e34681c189
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=c6a0ce7e5479f9bb8ed6135df685b0e34681c189

Author: Timothy Arceri <tarceri at itsqueeze.com>
Date:   Fri Jan 19 21:52:24 2018 +1100

radeonsi/nir: add nir_intrinsic_load_sample_mask_in to ir scan

Fixes a bunch of ARB_sample_shading piglit tests.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

---

 src/gallium/drivers/radeonsi/si_shader_nir.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/gallium/drivers/radeonsi/si_shader_nir.c b/src/gallium/drivers/radeonsi/si_shader_nir.c
index 9a15271bb0..56594fcd0e 100644
--- a/src/gallium/drivers/radeonsi/si_shader_nir.c
+++ b/src/gallium/drivers/radeonsi/si_shader_nir.c
@@ -98,6 +98,9 @@ static void scan_instruction(struct tgsi_shader_info *info,
 		case nir_intrinsic_load_primitive_id:
 			info->uses_primid = 1;
 			break;
+		case nir_intrinsic_load_sample_mask_in:
+			info->reads_samplemask = true;
+			break;
 		case nir_intrinsic_load_tess_level_inner:
 		case nir_intrinsic_load_tess_level_outer:
 			info->reads_tess_factors = true;