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nir: Use find_state_var in lower_atomics_to_ssbo.

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Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23111>
This commit is contained in:
Emma Anholt 2023-05-16 13:30:18 -07:00 • committed by Marge Bot
parent 1746413dd7
commit 95c3445258
1 changed files with 10 additions and 14 deletions
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24
src/compiler/nir/nir_lower_atomics_to_ssbo.c
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@ -35,21 +35,17 @@
static nir_deref_instr *
deref_offset_var(nir_builder *b, unsigned binding, unsigned offset_align_state)
{
nir_foreach_uniform_variable(var, b->shader) {
if (var->num_state_slots != 1)
continue;
if (var->state_slots[0].tokens[0] == offset_align_state &&
var->state_slots[0].tokens[1] == binding)
return nir_build_deref_var(b, var);
gl_state_index16 tokens[STATE_LENGTH] = {offset_align_state, binding};
nir_variable *var = nir_find_state_variable(b->shader, tokens);
if (!var) {
var = nir_variable_create(b->shader, nir_var_uniform, glsl_uint_type(), "offset");
var->state_slots = rzalloc_array(var, nir_state_slot, 1);
var->state_slots[0].tokens[0] = offset_align_state;
var->state_slots[0].tokens[1] = binding;
var->num_state_slots = 1;
var->data.how_declared = nir_var_hidden;
b->shader->num_uniforms++;
}
nir_variable *var = nir_variable_create(b->shader, nir_var_uniform, glsl_uint_type(), "offset");
var->state_slots = rzalloc_array(var, nir_state_slot, 1);
var->state_slots[0].tokens[0] = offset_align_state;
var->state_slots[0].tokens[1] = binding;
var->num_state_slots = 1;
var->data.how_declared = nir_var_hidden;
b->shader->num_uniforms++;
return nir_build_deref_var(b, var);
}