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-rw-r--r--src/glsl/nir/glsl_to_nir.cpp126
1 files changed, 115 insertions, 11 deletions
diff --git a/src/glsl/nir/glsl_to_nir.cpp b/src/glsl/nir/glsl_to_nir.cpp
index 7a20e1a36f5..ff9c9b4a9e7 100644
--- a/src/glsl/nir/glsl_to_nir.cpp
+++ b/src/glsl/nir/glsl_to_nir.cpp
@@ -614,27 +614,131 @@ nir_visitor::visit(ir_call *ir)
op = nir_intrinsic_atomic_counter_inc_var;
} else if (strcmp(ir->callee_name(), "__intrinsic_atomic_predecrement") == 0) {
op = nir_intrinsic_atomic_counter_dec_var;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_load") == 0) {
+ op = nir_intrinsic_image_load;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_store") == 0) {
+ op = nir_intrinsic_image_store;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_add") == 0) {
+ op = nir_intrinsic_image_atomic_add;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_min") == 0) {
+ op = nir_intrinsic_image_atomic_min;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_max") == 0) {
+ op = nir_intrinsic_image_atomic_max;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_and") == 0) {
+ op = nir_intrinsic_image_atomic_and;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_or") == 0) {
+ op = nir_intrinsic_image_atomic_or;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_xor") == 0) {
+ op = nir_intrinsic_image_atomic_xor;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_exchange") == 0) {
+ op = nir_intrinsic_image_atomic_exchange;
+ } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_comp_swap") == 0) {
+ op = nir_intrinsic_image_atomic_comp_swap;
} else {
unreachable("not reached");
}
nir_intrinsic_instr *instr = nir_intrinsic_instr_create(shader, op);
- ir_dereference *param =
- (ir_dereference *) ir->actual_parameters.get_head();
- instr->variables[0] = evaluate_deref(&instr->instr, param);
- nir_ssa_dest_init(&instr->instr, &instr->dest, 1, NULL);
+
+ switch (op) {
+ case nir_intrinsic_atomic_counter_read_var:
+ case nir_intrinsic_atomic_counter_inc_var:
+ case nir_intrinsic_atomic_counter_dec_var: {
+ ir_dereference *param =
+ (ir_dereference *) ir->actual_parameters.get_head();
+ instr->variables[0] = evaluate_deref(&instr->instr, param);
+ nir_ssa_dest_init(&instr->instr, &instr->dest, 1, NULL);
+ break;
+ }
+ case nir_intrinsic_image_load:
+ case nir_intrinsic_image_store:
+ case nir_intrinsic_image_atomic_add:
+ case nir_intrinsic_image_atomic_min:
+ case nir_intrinsic_image_atomic_max:
+ case nir_intrinsic_image_atomic_and:
+ case nir_intrinsic_image_atomic_or:
+ case nir_intrinsic_image_atomic_xor:
+ case nir_intrinsic_image_atomic_exchange:
+ case nir_intrinsic_image_atomic_comp_swap: {
+ nir_ssa_undef_instr *instr_undef =
+ nir_ssa_undef_instr_create(shader, 1);
+ nir_instr_insert_after_cf_list(this->cf_node_list,
+ &instr_undef->instr);
+
+ /* Set the image variable dereference. */
+ exec_node *param = ir->actual_parameters.get_head();
+ ir_dereference *image = (ir_dereference *)param;
+ const glsl_type *type =
+ image->variable_referenced()->type->without_array();
+
+ instr->variables[0] = evaluate_deref(&instr->instr, image);
+ param = param->get_next();
+
+ /* Set the address argument, extending the coordinate vector to four
+ * components.
+ */
+ const nir_src src_addr = evaluate_rvalue((ir_dereference *)param);
+ nir_alu_instr *instr_addr = nir_alu_instr_create(shader, nir_op_vec4);
+ nir_ssa_dest_init(&instr_addr->instr, &instr_addr->dest.dest, 4, NULL);
+
+ for (int i = 0; i < 4; i++) {
+ if (i < type->coordinate_components()) {
+ instr_addr->src[i].src = src_addr;
+ instr_addr->src[i].swizzle[0] = i;
+ } else {
+ instr_addr->src[i].src = nir_src_for_ssa(&instr_undef->def);
+ }
+ }
+
+ nir_instr_insert_after_cf_list(cf_node_list, &instr_addr->instr);
+ instr->src[0] = nir_src_for_ssa(&instr_addr->dest.dest.ssa);
+ param = param->get_next();
+
+ /* Set the sample argument, which is undefined for single-sample
+ * images.
+ */
+ if (type->sampler_dimensionality == GLSL_SAMPLER_DIM_MS) {
+ instr->src[1] = evaluate_rvalue((ir_dereference *)param);
+ param = param->get_next();
+ } else {
+ instr->src[1] = nir_src_for_ssa(&instr_undef->def);
+ }
+
+ /* Set the intrinsic parameters. */
+ if (!param->is_tail_sentinel()) {
+ instr->src[2] = evaluate_rvalue((ir_dereference *)param);
+ param = param->get_next();
+ }
+
+ if (!param->is_tail_sentinel()) {
+ instr->src[3] = evaluate_rvalue((ir_dereference *)param);
+ param = param->get_next();
+ }
+
+ /* Set the intrinsic destination. */
+ if (ir->return_deref)
+ nir_ssa_dest_init(&instr->instr, &instr->dest,
+ ir->return_deref->type->vector_elements, NULL);
+ break;
+ }
+ default:
+ unreachable("not reached");
+ }
nir_instr_insert_after_cf_list(this->cf_node_list, &instr->instr);
- nir_intrinsic_instr *store_instr =
- nir_intrinsic_instr_create(shader, nir_intrinsic_store_var);
- store_instr->num_components = 1;
+ if (ir->return_deref) {
+ nir_intrinsic_instr *store_instr =
+ nir_intrinsic_instr_create(shader, nir_intrinsic_store_var);
+ store_instr->num_components = ir->return_deref->type->vector_elements;
- store_instr->variables[0] = evaluate_deref(&store_instr->instr, ir->return_deref);
- store_instr->src[0].is_ssa = true;
- store_instr->src[0].ssa = &instr->dest.ssa;
+ store_instr->variables[0] =
+ evaluate_deref(&store_instr->instr, ir->return_deref);
+ store_instr->src[0] = nir_src_for_ssa(&instr->dest.ssa);
- nir_instr_insert_after_cf_list(this->cf_node_list, &store_instr->instr);
+ nir_instr_insert_after_cf_list(this->cf_node_list,
+ &store_instr->instr);
+ }
return;
}