From: Connor Abbott <cwabbott0@gmail.com>
Date: Tue, 3 Feb 2015 06:50:49 +0000 (-0500)
Subject: i965/nir: use redundant phi optimization
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ab24e1270674192d2aeb4ba0cc39497edb3342f8;p=mesa.git

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>
---

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);
 }