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radv: use nir_shrink_vec_array_vars()

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Totals from affected shaders:
SGPRS: 1096 -> 1096 (0.00 %)
VGPRS: 1192 -> 1056 (-11.41 %)
Spilled SGPRs: 0 -> 0 (0.00 %)
Spilled VGPRs: 0 -> 0 (0.00 %)
Private memory VGPRs: 0 -> 0 (0.00 %)
Scratch size: 0 -> 0 (0.00 %) dwords per thread
Code Size: 100940 -> 94384 (-6.49 %) bytes
LDS: 0 -> 0 (0.00 %) blocks
Max Waves: 100 -> 112 (12.00 %)
Wait states: 0 -> 0 (0.00 %)

All affected shaders are from Batman Arkham City.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Timothy Arceri
2018-10-18 10:23:42 +11:00
parent 8086fa1bcd
commit 3a95396f3c
1 changed files with 1 additions and 0 deletions
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1
src/amd/vulkan/radv_shader.c
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@@ -127,6 +127,7 @@ radv_optimize_nir(struct nir_shader *shader, bool optimize_conservatively,
progress = false;
NIR_PASS(progress, shader, nir_split_array_vars, nir_var_local);
NIR_PASS(progress, shader, nir_shrink_vec_array_vars, nir_var_local);
NIR_PASS_V(shader, nir_lower_vars_to_ssa);
NIR_PASS_V(shader, nir_lower_pack);