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authorTimothy Arceri <[email protected]>2018-11-10 09:20:10 +1100
committerTimothy Arceri <[email protected]>2018-11-10 11:41:00 +1100
commit590fcb50e745a2d8a62dafa157f06d2bb7c590dc (patch)
tree40905cc6654237e25baa30ce434c336e1e5d0a3f /src/mesa/state_tracker
parentd40dd05553e548b648c77394424b59cc0abca199 (diff)
st/mesa: make use of nir_link_constant_varyings()
Shader-db results radeonsi (VEGA): Totals from affected shaders: SGPRS: 161464 -> 161368 (-0.06 %) VGPRS: 86904 -> 86292 (-0.70 %) Spilled SGPRs: 296 -> 314 (6.08 %) Spilled VGPRs: 0 -> 0 (0.00 %) Private memory VGPRs: 0 -> 0 (0.00 %) Scratch size: 0 -> 0 (0.00 %) dwords per thread Code Size: 3618596 -> 3573852 (-1.24 %) bytes LDS: 0 -> 0 (0.00 %) blocks Max Waves: 26189 -> 26276 (0.33 %) Wait states: 0 -> 0 (0.00 %) Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r--src/mesa/state_tracker/st_glsl_to_nir.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_nir.cpp b/src/mesa/state_tracker/st_glsl_to_nir.cpp
index dcf8c2b638e..d0475fb538a 100644
--- a/src/mesa/state_tracker/st_glsl_to_nir.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_nir.cpp
@@ -588,6 +588,9 @@ st_nir_link_shaders(nir_shader **producer, nir_shader **consumer, bool scalar)
{
nir_lower_io_arrays_to_elements(*producer, *consumer);
+ if (nir_link_constant_varyings(*producer, *consumer))
+ st_nir_opts(*consumer, scalar);
+
NIR_PASS_V(*producer, nir_remove_dead_variables, nir_var_shader_out);
NIR_PASS_V(*consumer, nir_remove_dead_variables, nir_var_shader_in);