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authorJason Ekstrand <[email protected]>2015-04-01 12:37:43 -0700
committerJason Ekstrand <[email protected]>2015-04-01 12:51:04 -0700
commitb9d7454571029ab330f28164fe6869f5e455ca90 (patch)
treec845737255e3f751a22811d8e1ebcaffde5aac41 /src
parent37703040a142da6bc7c458479a70e35118e10e6b (diff)
i965/nir: Run DCE again before going out of SSA
We run lowering and optimization passes that might leave garbage lying around. This keeps the FS cse from having to clean it up. Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_nir.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 94641cf2ec1..4dfb4d693ae 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -163,6 +163,8 @@ fs_visitor::emit_nir_code()
nir_validate_shader(nir);
nir_copy_prop(nir);
nir_validate_shader(nir);
+ nir_opt_dce(nir);
+ nir_validate_shader(nir);
if (unlikely(debug_enabled)) {
fprintf(stderr, "NIR (SSA form) for %s shader:\n", stage_name);