From ab24e1270674192d2aeb4ba0cc39497edb3342f8 Mon Sep 17 00:00:00 2001
From: Connor Abbott <cwabbott0@gmail.com>
Date: Tue, 3 Feb 2015 01:50:49 -0500
Subject: i965/nir: use redundant phi optimization

Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
Tested-by: Jason Ekstrand <jason.ekstrand@intel.com>
Signed-off-by: Connor Abbott <cwabbott0@gmail.com>
---
 src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/mesa')

diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 90980c78800..c3c268ca1b3 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -52,6 +52,8 @@ nir_optimize(nir_shader *nir)
       nir_validate_shader(nir);
       progress |= nir_opt_constant_folding(nir);
       nir_validate_shader(nir);
+      progress |= nir_opt_remove_phis(nir);
+      nir_validate_shader(nir);
    } while (progress);
 }
 
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