From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Tue, 3 Feb 2015 20:41:36 +0000 (-0800)
Subject: nir/lower_source_mods: Don't lower saturate for non-float outputs
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c0df85cca4da06e3d27bfdee3d3d6bd84d432d2a;p=mesa.git

nir/lower_source_mods: Don't lower saturate for non-float outputs

Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
---

diff --git a/src/glsl/nir/nir_lower_to_source_mods.c b/src/glsl/nir/nir_lower_to_source_mods.c
index c3f39bcd19f..d6bf77f17c1 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;