Mesa (master): radv: Delete unused local variables in optimization loop
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Mon Jul 29 09:54:24 UTC 2019
Module: Mesa
Branch: master
Commit: a69ab1b7d2a7b34188f38c5e130abd264518b8ad
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=a69ab1b7d2a7b34188f38c5e130abd264518b8ad
Author: Connor Abbott <cwabbott0 at gmail.com>
Date: Wed Jun 26 14:03:31 2019 +0200
radv: Delete unused local variables in optimization loop
Totals from affected shaders:
SGPRS: 376 -> 376 (0.00 %)
VGPRS: 620 -> 560 (-9.68 %)
Spilled SGPRs: 0 -> 0 (0.00 %)
Spilled VGPRs: 0 -> 0 (0.00 %)
Private memory VGPRs: 0 -> 0 (0.00 %)
Scratch size: 292 -> 292 (0.00 %) dwords per thread
Code Size: 20024 -> 20144 (0.60 %) bytes
LDS: 0 -> 0 (0.00 %) blocks
Max Waves: 25 -> 25 (0.00 %)
Wait states: 0 -> 0 (0.00 %)
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
---
src/amd/vulkan/radv_shader.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index 56f421026b7..0c3e375ee5e 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -153,6 +153,8 @@ radv_optimize_nir(struct nir_shader *shader, bool optimize_conservatively,
NIR_PASS(progress, shader, nir_opt_copy_prop_vars);
NIR_PASS(progress, shader, nir_opt_dead_write_vars);
+ NIR_PASS(progress, shader, nir_remove_dead_variables,
+ nir_var_function_temp);
NIR_PASS_V(shader, nir_lower_alu_to_scalar, NULL);
NIR_PASS_V(shader, nir_lower_phis_to_scalar);
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