Module: Mesa
Branch: master
Commit: c0df85cca4da06e3d27bfdee3d3d6bd84d432d2a
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=c0df85cca4da06e3d27bfdee3d3d6bd84d432d2a

Author: Jason Ekstrand <[email protected]>
Date:   Tue Feb  3 12:41:36 2015 -0800

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

Reviewed-by: Connor Abbott <[email protected]>

---

 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;
 

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