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spirv: Give atomic counters their own variable mode

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Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5278>
This commit is contained in:
Jason Ekstrand
2020-05-29 18:39:30 -05:00
parent 8a7932b095
commit 051f8d3d1c
3 changed files with 6 additions and 3 deletions
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2
src/compiler/spirv/spirv_to_nir.c
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@@ -3161,7 +3161,7 @@ vtn_handle_atomics(struct vtn_builder *b, SpvOp opcode,
}
/* uniform as "atomic counter uniform" */
if (ptr->mode == vtn_variable_mode_uniform) {
if (ptr->mode == vtn_variable_mode_atomic_counter) {
nir_deref_instr *deref = vtn_pointer_to_deref(b, ptr);
nir_intrinsic_op op = get_uniform_nir_atomic_op(b, opcode);
atomic = nir_intrinsic_instr_create(b->nb.shader, op);

1
src/compiler/spirv/vtn_private.h
View File

@@ -467,6 +467,7 @@ enum vtn_variable_mode {
vtn_variable_mode_function,
vtn_variable_mode_private,
vtn_variable_mode_uniform,
vtn_variable_mode_atomic_counter,
vtn_variable_mode_ubo,
vtn_variable_mode_ssbo,
vtn_variable_mode_phys_ssbo,

6
src/compiler/spirv/vtn_variables.c
View File

@@ -1845,7 +1845,7 @@ vtn_storage_class_to_mode(struct vtn_builder *b,
nir_mode = nir_var_mem_shared;
break;
case SpvStorageClassAtomicCounter:
mode = vtn_variable_mode_uniform;
mode = vtn_variable_mode_atomic_counter;
nir_mode = nir_var_uniform;
break;
case SpvStorageClassCrossWorkgroup:
@@ -1897,6 +1897,7 @@ vtn_mode_to_address_format(struct vtn_builder *b, enum vtn_variable_mode mode)
case vtn_variable_mode_private:
case vtn_variable_mode_uniform:
case vtn_variable_mode_atomic_counter:
case vtn_variable_mode_input:
case vtn_variable_mode_output:
case vtn_variable_mode_image:
@@ -2190,11 +2191,12 @@ vtn_create_variable(struct vtn_builder *b, struct vtn_value *val,
case vtn_variable_mode_function:
case vtn_variable_mode_private:
case vtn_variable_mode_uniform:
case vtn_variable_mode_atomic_counter:
/* For these, we create the variable normally */
var->var = rzalloc(b->shader, nir_variable);
var->var->name = ralloc_strdup(var->var, val->name);
if (storage_class == SpvStorageClassAtomicCounter) {
if (var->mode == vtn_variable_mode_atomic_counter) {
/* Need to tweak the nir type here as at vtn_handle_type we don't
* have the access to storage_class, that is the one that points us
* that is an atomic uint.