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glsl/nir: convert sparse image load to nir

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14362>
This commit is contained in:
Qiang Yu
2021-12-28 14:58:52 +08:00
parent f4a972b748
commit 3dc950118c
1 changed files with 19 additions and 5 deletions
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24
src/compiler/glsl/glsl_to_nir.cpp
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@@ -1054,6 +1054,9 @@ nir_visitor::visit(ir_call *ir)
case ir_intrinsic_image_samples:
op = nir_intrinsic_image_deref_samples;
break;
case ir_intrinsic_image_sparse_load:
op = nir_intrinsic_image_deref_sparse_load;
break;
case ir_intrinsic_ssbo_store:
case ir_intrinsic_ssbo_load:
case ir_intrinsic_ssbo_atomic_add:
@@ -1296,7 +1299,8 @@ nir_visitor::visit(ir_call *ir)
case nir_intrinsic_image_deref_samples:
case nir_intrinsic_image_deref_size:
case nir_intrinsic_image_deref_atomic_inc_wrap:
case nir_intrinsic_image_deref_atomic_dec_wrap: {
case nir_intrinsic_image_deref_atomic_dec_wrap:
case nir_intrinsic_image_deref_sparse_load: {
/* Set the image variable dereference. */
exec_node *param = ir->actual_parameters.get_head();
ir_dereference *image = (ir_dereference *)param;
@@ -1313,15 +1317,24 @@ nir_visitor::visit(ir_call *ir)
/* Set the intrinsic destination. */
if (ir->return_deref) {
unsigned num_components = ir->return_deref->type->vector_elements;
unsigned num_components;
if (op == nir_intrinsic_image_deref_sparse_load) {
const glsl_type *dest_type =
ir->return_deref->type->field_type("texel");
/* One extra component to hold residency code. */
num_components = dest_type->vector_elements + 1;
} else
num_components = ir->return_deref->type->vector_elements;
nir_ssa_dest_init(&instr->instr, &instr->dest,
num_components, 32, NULL);
}
if (op == nir_intrinsic_image_deref_size) {
instr->num_components = instr->dest.ssa.num_components;
} else if (op == nir_intrinsic_image_deref_load) {
instr->num_components = 4;
} else if (op == nir_intrinsic_image_deref_load ||
op == nir_intrinsic_image_deref_sparse_load) {
instr->num_components = instr->dest.ssa.num_components;
nir_intrinsic_set_dest_type(instr,
nir_get_nir_type_for_glsl_base_type(type->sampled_type));
} else if (op == nir_intrinsic_image_deref_store) {
@@ -1374,7 +1387,8 @@ nir_visitor::visit(ir_call *ir)
instr->src[3] =
nir_src_for_ssa(evaluate_rvalue((ir_dereference *)param));
param = param->get_next();
} else if (op == nir_intrinsic_image_deref_load) {
} else if (op == nir_intrinsic_image_deref_load ||
op == nir_intrinsic_image_deref_sparse_load) {
instr->src[3] = nir_src_for_ssa(nir_imm_int(&b, 0)); /* LOD */
}