class lower_ubo_reference_visitor :
public lower_buffer_access::lower_buffer_access {
public:
- lower_ubo_reference_visitor(struct gl_shader *shader)
- : shader(shader), struct_field(NULL), variable(NULL)
+ lower_ubo_reference_visitor(struct gl_linked_shader *shader,
+ bool clamp_block_indices)
+ : shader(shader), clamp_block_indices(clamp_block_indices),
+ struct_field(NULL), variable(NULL)
{
}
unsigned *const_offset,
bool *row_major,
int *matrix_columns,
- unsigned packing);
+ enum glsl_interface_packing packing);
uint32_t ssbo_access_params();
ir_expression *ubo_load(void *mem_ctx, const struct glsl_type *type,
ir_rvalue *offset);
ir_expression *emit_ssbo_get_buffer_size(void *mem_ctx);
unsigned calculate_unsized_array_stride(ir_dereference *deref,
- unsigned packing);
+ enum glsl_interface_packing packing);
ir_call *lower_ssbo_atomic_intrinsic(ir_call *ir);
ir_call *check_for_ssbo_atomic_intrinsic(ir_call *ir);
ir_visitor_status visit_enter(ir_call *ir);
+ ir_visitor_status visit_enter(ir_texture *ir);
- struct gl_shader *shader;
- struct gl_uniform_buffer_variable *ubo_var;
+ struct gl_linked_shader *shader;
+ bool clamp_block_indices;
const struct glsl_struct_field *struct_field;
ir_variable *variable;
ir_rvalue *uniform_block;
return NULL;
}
+static ir_rvalue *
+clamp_to_array_bounds(void *mem_ctx, ir_rvalue *index, const glsl_type *type)
+{
+ assert(type->is_array());
+
+ const unsigned array_size = type->arrays_of_arrays_size();
+
+ ir_constant *max_index = new(mem_ctx) ir_constant(array_size - 1);
+ max_index->type = index->type;
+
+ ir_constant *zero = new(mem_ctx) ir_constant(0);
+ zero->type = index->type;
+
+ if (index->type->base_type == GLSL_TYPE_INT)
+ index = max2(index, zero);
+ index = min2(index, max_index);
+
+ return index;
+}
+
void
lower_ubo_reference_visitor::setup_for_load_or_store(void *mem_ctx,
ir_variable *var,
unsigned *const_offset,
bool *row_major,
int *matrix_columns,
- unsigned packing)
+ enum glsl_interface_packing packing)
{
/* Determine the name of the interface block */
ir_rvalue *nonconst_block_index;
interface_field_name(mem_ctx, (char *) var->get_interface_type()->name,
deref, &nonconst_block_index);
+ if (nonconst_block_index && clamp_block_indices) {
+ nonconst_block_index =
+ clamp_to_array_bounds(mem_ctx, nonconst_block_index, var->type);
+ }
+
/* Locate the block by interface name */
unsigned num_blocks;
struct gl_uniform_block **blocks;
if (this->buffer_access_type != ubo_load_access) {
- num_blocks = shader->NumShaderStorageBlocks;
- blocks = shader->ShaderStorageBlocks;
+ num_blocks = shader->Program->info.num_ssbos;
+ blocks = shader->Program->sh.ShaderStorageBlocks;
} else {
- num_blocks = shader->NumUniformBlocks;
- blocks = shader->UniformBlocks;
+ num_blocks = shader->Program->info.num_ubos;
+ blocks = shader->Program->sh.UniformBlocks;
}
this->uniform_block = NULL;
for (unsigned i = 0; i < num_blocks; i++) {
this->uniform_block = index;
}
- this->ubo_var = var->is_interface_instance()
- ? &blocks[i]->Uniforms[0] : &blocks[i]->Uniforms[var->data.location];
+ if (var->is_interface_instance()) {
+ *const_offset = 0;
+ } else {
+ *const_offset = blocks[i]->Uniforms[var->data.location].Offset;
+ }
break;
}
assert(this->uniform_block);
- *const_offset = ubo_var->Offset;
-
this->struct_field = NULL;
- setup_buffer_access(mem_ctx, var, deref, offset, const_offset, row_major,
+ setup_buffer_access(mem_ctx, deref, offset, const_offset, row_major,
matrix_columns, &this->struct_field, packing);
}
unsigned const_offset;
bool row_major;
int matrix_columns;
- unsigned packing = var->get_interface_type()->interface_packing;
+ enum glsl_interface_packing packing = var->get_interface_type_packing();
this->buffer_access_type =
var->is_in_shader_storage_block() ?
static bool
shader_storage_buffer_object(const _mesa_glsl_parse_state *state)
{
- return state->ARB_shader_storage_buffer_object_enable;
+ return state->has_shader_storage_buffer_objects();
}
uint32_t
if (variable->is_interface_instance()) {
assert(struct_field);
- return ((struct_field->image_coherent ? ACCESS_COHERENT : 0) |
- (struct_field->image_restrict ? ACCESS_RESTRICT : 0) |
- (struct_field->image_volatile ? ACCESS_VOLATILE : 0));
+ return ((struct_field->memory_coherent ? ACCESS_COHERENT : 0) |
+ (struct_field->memory_restrict ? ACCESS_RESTRICT : 0) |
+ (struct_field->memory_volatile ? ACCESS_VOLATILE : 0));
} else {
- return ((variable->data.image_coherent ? ACCESS_COHERENT : 0) |
- (variable->data.image_restrict ? ACCESS_RESTRICT : 0) |
- (variable->data.image_volatile ? ACCESS_VOLATILE : 0));
+ return ((variable->data.memory_coherent ? ACCESS_COHERENT : 0) |
+ (variable->data.memory_restrict ? ACCESS_RESTRICT : 0) |
+ (variable->data.memory_volatile ? ACCESS_VOLATILE : 0));
}
}
ir_function_signature(glsl_type::void_type, shader_storage_buffer_object);
assert(sig);
sig->replace_parameters(&sig_params);
- sig->is_intrinsic = true;
+ sig->intrinsic_id = ir_intrinsic_ssbo_store;
ir_function *f = new(mem_ctx) ir_function("__intrinsic_store_ssbo");
f->add_signature(sig);
new(mem_ctx) ir_function_signature(type, shader_storage_buffer_object);
assert(sig);
sig->replace_parameters(&sig_params);
- sig->is_intrinsic = true;
+ sig->intrinsic_id = ir_intrinsic_ssbo_load;
ir_function *f = new(mem_ctx) ir_function("__intrinsic_load_ssbo");
f->add_signature(sig);
unsigned const_offset;
bool row_major;
int matrix_columns;
- unsigned packing = var->get_interface_type()->interface_packing;
+ enum glsl_interface_packing packing = var->get_interface_type_packing();
this->buffer_access_type = ssbo_store_access;
this->variable = var;
unsigned
lower_ubo_reference_visitor::calculate_unsized_array_stride(ir_dereference *deref,
- unsigned packing)
+ enum glsl_interface_packing packing)
{
unsigned array_stride = 0;
unsigned const_offset;
bool row_major;
int matrix_columns;
- unsigned packing = var->get_interface_type()->interface_packing;
+ enum glsl_interface_packing packing = var->get_interface_type_packing();
int unsized_array_stride = calculate_unsized_array_stride(deref, packing);
this->buffer_access_type = ssbo_unsized_array_length_access;
if (!lhs_deref)
return false;
- assert(lhs_deref->type->record_compare(rhs_deref->type));
+ assert(lhs_deref->type == rhs_deref->type);
void *mem_ctx = ralloc_parent(shader->ir);
for (unsigned i = 0; i < lhs_deref->type->length; i++) {
unsigned const_offset;
bool row_major;
int matrix_columns;
- unsigned packing = var->get_interface_type()->interface_packing;
+ enum glsl_interface_packing packing = var->get_interface_type_packing();
this->buffer_access_type = ssbo_atomic_access;
this->variable = var;
shader_storage_buffer_object);
assert(sig);
sig->replace_parameters(&sig_params);
- sig->is_intrinsic = true;
+
+ assert(ir->callee->intrinsic_id >= ir_intrinsic_generic_load);
+ assert(ir->callee->intrinsic_id <= ir_intrinsic_generic_atomic_comp_swap);
+ sig->intrinsic_id = MAP_INTRINSIC_TO_TYPE(ir->callee->intrinsic_id, ssbo);
char func_name[64];
sprintf(func_name, "%s_ssbo", ir->callee_name());
if (!var || !var->is_in_shader_storage_block())
return ir;
- const char *callee = ir->callee_name();
- if (!strcmp("__intrinsic_atomic_add", callee) ||
- !strcmp("__intrinsic_atomic_min", callee) ||
- !strcmp("__intrinsic_atomic_max", callee) ||
- !strcmp("__intrinsic_atomic_and", callee) ||
- !strcmp("__intrinsic_atomic_or", callee) ||
- !strcmp("__intrinsic_atomic_xor", callee) ||
- !strcmp("__intrinsic_atomic_exchange", callee) ||
- !strcmp("__intrinsic_atomic_comp_swap", callee)) {
+ const enum ir_intrinsic_id id = ir->callee->intrinsic_id;
+ if (id == ir_intrinsic_generic_atomic_add ||
+ id == ir_intrinsic_generic_atomic_min ||
+ id == ir_intrinsic_generic_atomic_max ||
+ id == ir_intrinsic_generic_atomic_and ||
+ id == ir_intrinsic_generic_atomic_or ||
+ id == ir_intrinsic_generic_atomic_xor ||
+ id == ir_intrinsic_generic_atomic_exchange ||
+ id == ir_intrinsic_generic_atomic_comp_swap) {
return lower_ssbo_atomic_intrinsic(ir);
}
}
+ir_visitor_status
+lower_ubo_reference_visitor::visit_enter(ir_texture *ir)
+{
+ ir_dereference *sampler = ir->sampler;
+
+ if (sampler->ir_type == ir_type_dereference_record) {
+ handle_rvalue((ir_rvalue **)&ir->sampler);
+ return visit_continue_with_parent;
+ }
+
+ return rvalue_visit(ir);
+}
+
+
} /* unnamed namespace */
void
-lower_ubo_reference(struct gl_shader *shader)
+lower_ubo_reference(struct gl_linked_shader *shader, bool clamp_block_indices)
{
- lower_ubo_reference_visitor v(shader);
+ lower_ubo_reference_visitor v(shader, clamp_block_indices);
/* Loop over the instructions lowering references, because we take
* a deref of a UBO array using a UBO dereference as the index will
projects / mesa.git / blobdiff