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radv: call nir_split_var_copies() before nir_lower_var_copies()

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This doesn't nothing special currently because we don't create
any copy_var instructions, but this is needed for the next patch.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2018-05-23 14:31:55 +02:00
parent 936cd3c87a
commit ded1509587
1 changed files with 3 additions and 0 deletions
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src/amd/vulkan/radv_shader.c
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@@ -277,7 +277,10 @@ radv_shader_compile_to_nir(struct radv_device *device,
nir_lower_tex(nir, &tex_options);
nir_lower_vars_to_ssa(nir);
nir_split_var_copies(nir);
nir_lower_var_copies(nir);
nir_lower_global_vars_to_local(nir);
nir_remove_dead_variables(nir, nir_var_local);
nir_lower_subgroups(nir, &(struct nir_lower_subgroups_options) {