Mesa (master): i965/nir: Optimize after nir_lower_var_copies().

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 1f0067811c059fb3b284a2169e94fbdec7a4b909
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1f0067811c059fb3b284a2169e94fbdec7a4b909

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Mon Mar  9 01:58:52 2015 -0700

i965/nir: Optimize after nir_lower_var_copies().

Array variable copy splitting generates a bunch of stuff we want to
clean up before proceeding.

Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
Reviewed-by: Jason Ekstrand <jason.ekstrand at intel.com>

---

 src/mesa/drivers/dri/i965/brw_fs_nir.cpp |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 28ef417..ef83693 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -102,6 +102,9 @@ fs_visitor::emit_nir_code()
    nir_lower_var_copies(nir);
    nir_validate_shader(nir);
 
+   /* Get rid of split copies */
+   nir_optimize(nir);
+
    nir_lower_io(nir);
    nir_validate_shader(nir);