[Mesa-dev] [PATCH 1/2] nir/lower_source_mods: Don't lower saturate for non-float outputs

[Jason Ekstrand]

---
 src/glsl/nir/nir_lower_to_source_mods.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/glsl/nir/nir_lower_to_source_mods.c 
b/src/glsl/nir/nir_lower_to_source_mods.c
index c3f39bc..d6bf77f 100644
--- a/src/glsl/nir/nir_lower_to_source_mods.c
+++ b/src/glsl/nir/nir_lower_to_source_mods.c
@@ -120,6 +120,10 @@ nir_lower_to_source_mods_block(nir_block *block, void 
*state)
       if (!alu->dest.dest.is_ssa)
          continue;
 
+      /* We can only saturate float destinations */
+      if (nir_op_infos[alu->op].output_type != nir_type_float)
+         continue;
+
       if (alu->dest.dest.ssa.if_uses->entries != 0)
          continue;
 
-- 
2.2.2

_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/mesa-dev