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radv: make use of nir_move_out_const_to_consumer() 

vkpipeline-db results:

Totals from affected shaders:
SGPRS: 28400 -> 28576 (0.62 %)
VGPRS: 27916 -> 27692 (-0.80 %)
Spilled SGPRs: 140 -> 138 (-1.43 %)
Spilled VGPRs: 0 -> 0 (0.00 %)
Private memory VGPRs: 0 -> 0 (0.00 %)
Scratch size: 0 -> 0 (0.00 %) dwords per thread
Code Size: 1534456 -> 1520560 (-0.91 %) bytes
LDS: 0 -> 0 (0.00 %) blocks
Max Waves: 3541 -> 3582 (1.16 %)
Wait states: 0 -> 0 (0.00 %)

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
This commit is contained in:
Timothy Arceri 2018-11-07 15:20:41 +11:00
parent ea53f76d7b
commit 95b513c937
1 changed files with 4 additions and 0 deletions
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4
src/amd/vulkan/radv_pipeline.c
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@ -1814,6 +1814,10 @@ radv_link_shaders(struct radv_pipeline *pipeline, nir_shader **shaders)
nir_lower_io_arrays_to_elements(ordered_shaders[i],
ordered_shaders[i - 1]);
if (nir_link_constant_varyings(ordered_shaders[i],
ordered_shaders[i - 1]))
radv_optimize_nir(ordered_shaders[i - 1], false, false);
nir_remove_dead_variables(ordered_shaders[i],
nir_var_shader_out);
nir_remove_dead_variables(ordered_shaders[i - 1],