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authorBoyan Ding <[email protected]>2015-08-21 21:42:45 +0800
committerMatt Turner <[email protected]>2015-08-27 23:33:49 -0700
commit86c57ebe0ed1acc98545746058862db7429412da (patch)
treee051d2c75ea2be56d454370587f7549b3bb807c3 /src
parent559b8842fa2d315f009a039e7bbc503c524de894 (diff)
i965/nir: Make use of nir_opt_undef
Shader-db result on Ivy Bridge: total instructions in shared programs: 145484 -> 145445 (-0.03%) instructions in affected programs: 225 -> 186 (-17.33%) helped: 5 HURT: 0 Reviewed-by: Matt Turner <[email protected]> Reviewed-by: Thomas Helland <[email protected]> Signed-off-by: Boyan Ding <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/i965/brw_nir.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_nir.c b/src/mesa/drivers/dri/i965/brw_nir.c
index 8c6d28a7cd8..247b223f2e2 100644
--- a/src/mesa/drivers/dri/i965/brw_nir.c
+++ b/src/mesa/drivers/dri/i965/brw_nir.c
@@ -63,6 +63,8 @@ nir_optimize(nir_shader *nir, bool is_scalar)
nir_validate_shader(nir);
progress |= nir_opt_remove_phis(nir);
nir_validate_shader(nir);
+ progress |= nir_opt_undef(nir);
+ nir_validate_shader(nir);
} while (progress);
}