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radv: move nir_opt_copy_prop_vars out of optimization loop

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The effect of this change alone is >4% faster compile times.

Totals from 356 (0.45% of 79839) affected shaders: (Navi48)

Instrs: 833062 -> 817649 (-1.85%); split: -1.97%, +0.12%
CodeSize: 4387976 -> 4312616 (-1.72%); split: -1.93%, +0.22%
SpillSGPRs: 430 -> 421 (-2.09%)
LDS: 877568 -> 880640 (+0.35%)
Latency: 8862905 -> 8861517 (-0.02%); split: -0.29%, +0.28%
InvThroughput: 1470875 -> 1471874 (+0.07%); split: -0.22%, +0.28%
VClause: 16744 -> 16452 (-1.74%); split: -1.82%, +0.07%
SClause: 17583 -> 17058 (-2.99%); split: -3.04%, +0.06%
Copies: 58959 -> 58701 (-0.44%); split: -0.57%, +0.14%
Branches: 20355 -> 20276 (-0.39%); split: -0.58%, +0.20%
PreSGPRs: 21477 -> 21280 (-0.92%); split: -0.93%, +0.01%
PreVGPRs: 20596 -> 20627 (+0.15%); split: -0.27%, +0.42%
VALU: 449148 -> 440751 (-1.87%); split: -1.92%, +0.05%
SALU: 126577 -> 123978 (-2.05%); split: -2.15%, +0.09%
VMEM: 33549 -> 33559 (+0.03%); split: -1.69%, +1.72%
SMEM: 31280 -> 30543 (-2.36%); split: -2.36%, +0.00%
VOPD: 254 -> 251 (-1.18%); split: +0.39%, -1.57%
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38367>
This commit is contained in:
Daniel Schürmann
2025-11-11 18:36:43 +01:00
committed by Marge Bot
parent 7ff8cf3e7b
commit 36b0fdb7b7
1 changed files with 1 additions and 1 deletions
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2
src/amd/vulkan/radv_shader.c
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@@ -172,7 +172,6 @@ radv_optimize_nir(struct nir_shader *shader, bool optimize_conservatively)
NIR_LOOP_PASS(progress, skip, shader, nir_split_array_vars, nir_var_function_temp);
NIR_LOOP_PASS(progress, skip, shader, nir_shrink_vec_array_vars, nir_var_function_temp | nir_var_mem_shared);
NIR_LOOP_PASS(progress, skip, shader, nir_opt_copy_prop_vars);
NIR_LOOP_PASS(_, skip, shader, nir_lower_phis_to_scalar, ac_nir_lower_phis_to_scalar_cb, NULL);
NIR_LOOP_PASS(progress, skip, shader, nir_copy_prop);
@@ -720,6 +719,7 @@ radv_shader_spirv_to_nir(struct radv_device *device, const struct radv_shader_st
radv_optimize_nir(nir, false);
NIR_PASS(_, nir, nir_opt_copy_prop_vars);
NIR_PASS(_, nir, nir_opt_dead_write_vars);
NIR_PASS(_, nir, nir_opt_memcpy);
}