#include "compiler/glsl/glsl_parser_extras.h"
#include "glsl_types.h"
#include "util/hash_table.h"
+#include "util/u_string.h"
mtx_t glsl_type::hash_mutex = _MTX_INITIALIZER_NP;
+hash_table *glsl_type::explicit_matrix_types = NULL;
hash_table *glsl_type::array_types = NULL;
-hash_table *glsl_type::record_types = NULL;
+hash_table *glsl_type::struct_types = NULL;
hash_table *glsl_type::interface_types = NULL;
hash_table *glsl_type::function_types = NULL;
hash_table *glsl_type::subroutine_types = NULL;
+/* There might be multiple users for types (e.g. application using OpenGL
+ * and Vulkan simultanously or app using multiple Vulkan instances). Counter
+ * is used to make sure we don't release the types if a user is still present.
+ */
+static uint32_t glsl_type_users = 0;
+
glsl_type::glsl_type(GLenum gl_type,
glsl_base_type base_type, unsigned vector_elements,
- unsigned matrix_columns, const char *name) :
+ unsigned matrix_columns, const char *name,
+ unsigned explicit_stride, bool row_major) :
gl_type(gl_type),
base_type(base_type), sampled_type(GLSL_TYPE_VOID),
sampler_dimensionality(0), sampler_shadow(0), sampler_array(0),
- interface_packing(0), interface_row_major(0),
+ interface_packing(0), interface_row_major(row_major), packed(0),
vector_elements(vector_elements), matrix_columns(matrix_columns),
- length(0)
+ length(0), explicit_stride(explicit_stride)
{
/* Values of these types must fit in the two bits of
* glsl_type::sampled_type.
base_type(base_type), sampled_type(type),
sampler_dimensionality(dim), sampler_shadow(shadow),
sampler_array(array), interface_packing(0),
- interface_row_major(0), length(0)
+ interface_row_major(0), packed(0),
+ length(0), explicit_stride(0)
{
this->mem_ctx = ralloc_context(NULL);
assert(this->mem_ctx != NULL);
}
glsl_type::glsl_type(const glsl_struct_field *fields, unsigned num_fields,
- const char *name) :
+ const char *name, bool packed) :
gl_type(0),
base_type(GLSL_TYPE_STRUCT), sampled_type(GLSL_TYPE_VOID),
sampler_dimensionality(0), sampler_shadow(0), sampler_array(0),
- interface_packing(0), interface_row_major(0),
+ interface_packing(0), interface_row_major(0), packed(packed),
vector_elements(0), matrix_columns(0),
- length(num_fields)
+ length(num_fields), explicit_stride(0)
{
unsigned int i;
base_type(GLSL_TYPE_INTERFACE), sampled_type(GLSL_TYPE_VOID),
sampler_dimensionality(0), sampler_shadow(0), sampler_array(0),
interface_packing((unsigned) packing),
- interface_row_major((unsigned) row_major),
+ interface_row_major((unsigned) row_major), packed(0),
vector_elements(0), matrix_columns(0),
- length(num_fields)
+ length(num_fields), explicit_stride(0)
{
unsigned int i;
gl_type(0),
base_type(GLSL_TYPE_FUNCTION), sampled_type(GLSL_TYPE_VOID),
sampler_dimensionality(0), sampler_shadow(0), sampler_array(0),
- interface_packing(0), interface_row_major(0),
+ interface_packing(0), interface_row_major(0), packed(0),
vector_elements(0), matrix_columns(0),
- length(num_params)
+ length(num_params), explicit_stride(0)
{
unsigned int i;
gl_type(0),
base_type(GLSL_TYPE_SUBROUTINE), sampled_type(GLSL_TYPE_VOID),
sampler_dimensionality(0), sampler_shadow(0), sampler_array(0),
- interface_packing(0), interface_row_major(0),
+ interface_packing(0), interface_row_major(0), packed(0),
vector_elements(1), matrix_columns(1),
- length(0)
+ length(0), explicit_stride(0)
{
this->mem_ctx = ralloc_context(NULL);
assert(this->mem_ctx != NULL);
{
if (this->is_array()) {
return this->fields.array->contains_sampler();
- } else if (this->is_record() || this->is_interface()) {
+ } else if (this->is_struct() || this->is_interface()) {
for (unsigned int i = 0; i < this->length; i++) {
if (this->fields.structure[i].type->contains_sampler())
return true;
bool
glsl_type::contains_array() const
{
- if (this->is_record() || this->is_interface()) {
+ if (this->is_struct() || this->is_interface()) {
for (unsigned int i = 0; i < this->length; i++) {
if (this->fields.structure[i].type->contains_array())
return true;
{
if (this->is_array()) {
return this->fields.array->contains_integer();
- } else if (this->is_record() || this->is_interface()) {
+ } else if (this->is_struct() || this->is_interface()) {
for (unsigned int i = 0; i < this->length; i++) {
if (this->fields.structure[i].type->contains_integer())
return true;
{
if (this->is_array()) {
return this->fields.array->contains_double();
- } else if (this->is_record() || this->is_interface()) {
+ } else if (this->is_struct() || this->is_interface()) {
for (unsigned int i = 0; i < this->length; i++) {
if (this->fields.structure[i].type->contains_double())
return true;
}
}
+bool
+glsl_type::contains_64bit() const
+{
+ if (this->is_array()) {
+ return this->fields.array->contains_64bit();
+ } else if (this->is_struct() || this->is_interface()) {
+ for (unsigned int i = 0; i < this->length; i++) {
+ if (this->fields.structure[i].type->contains_64bit())
+ return true;
+ }
+ return false;
+ } else {
+ return this->is_64bit();
+ }
+}
+
bool
glsl_type::contains_opaque() const {
switch (base_type) {
{
if (this->is_array()) {
return this->fields.array->contains_subroutine();
- } else if (this->is_record() || this->is_interface()) {
+ } else if (this->is_struct() || this->is_interface()) {
for (unsigned int i = 0; i < this->length; i++) {
if (this->fields.structure[i].type->contains_subroutine())
return true;
{
if (this->is_array()) {
return this->fields.array->contains_image();
- } else if (this->is_record() || this->is_interface()) {
+ } else if (this->is_struct() || this->is_interface()) {
for (unsigned int i = 0; i < this->length; i++) {
if (this->fields.structure[i].type->contains_image())
return true;
}
+const glsl_type *glsl_type::get_bare_type() const
+{
+ switch (this->base_type) {
+ case GLSL_TYPE_UINT8:
+ case GLSL_TYPE_INT8:
+ case GLSL_TYPE_UINT16:
+ case GLSL_TYPE_INT16:
+ case GLSL_TYPE_FLOAT16:
+ case GLSL_TYPE_UINT:
+ case GLSL_TYPE_INT:
+ case GLSL_TYPE_FLOAT:
+ case GLSL_TYPE_BOOL:
+ case GLSL_TYPE_DOUBLE:
+ case GLSL_TYPE_UINT64:
+ case GLSL_TYPE_INT64:
+ return get_instance(this->base_type, this->vector_elements,
+ this->matrix_columns);
+
+ case GLSL_TYPE_STRUCT:
+ case GLSL_TYPE_INTERFACE: {
+ glsl_struct_field *bare_fields = new glsl_struct_field[this->length];
+ for (unsigned i = 0; i < this->length; i++) {
+ bare_fields[i].type = this->fields.structure[i].type->get_bare_type();
+ bare_fields[i].name = this->fields.structure[i].name;
+ }
+ const glsl_type *bare_type =
+ get_struct_instance(bare_fields, this->length, this->name);
+ delete[] bare_fields;
+ return bare_type;
+ }
+
+ case GLSL_TYPE_ARRAY:
+ return get_array_instance(this->fields.array->get_bare_type(),
+ this->length);
+
+ case GLSL_TYPE_SAMPLER:
+ case GLSL_TYPE_IMAGE:
+ case GLSL_TYPE_ATOMIC_UINT:
+ case GLSL_TYPE_VOID:
+ case GLSL_TYPE_SUBROUTINE:
+ case GLSL_TYPE_FUNCTION:
+ case GLSL_TYPE_ERROR:
+ return this;
+ }
+
+ unreachable("Invalid base type");
+}
+
+
static void
hash_free_type_function(struct hash_entry *entry)
{
}
void
-_mesa_glsl_release_types(void)
+glsl_type_singleton_init_or_ref()
{
- /* Should only be called during atexit (either when unloading shared
- * object, or if process terminates), so no mutex-locking should be
- * necessary.
- */
+ mtx_lock(&glsl_type::hash_mutex);
+ glsl_type_users++;
+ mtx_unlock(&glsl_type::hash_mutex);
+}
+
+void
+glsl_type_singleton_decref()
+{
+ mtx_lock(&glsl_type::hash_mutex);
+
+ assert(glsl_type_users > 0);
+
+ /* Do not release glsl_types if they are still used. */
+ if (--glsl_type_users) {
+ mtx_unlock(&glsl_type::hash_mutex);
+ return;
+ }
+
+ if (glsl_type::explicit_matrix_types != NULL) {
+ _mesa_hash_table_destroy(glsl_type::explicit_matrix_types,
+ hash_free_type_function);
+ glsl_type::explicit_matrix_types = NULL;
+ }
+
if (glsl_type::array_types != NULL) {
_mesa_hash_table_destroy(glsl_type::array_types, hash_free_type_function);
glsl_type::array_types = NULL;
}
- if (glsl_type::record_types != NULL) {
- _mesa_hash_table_destroy(glsl_type::record_types, hash_free_type_function);
- glsl_type::record_types = NULL;
+ if (glsl_type::struct_types != NULL) {
+ _mesa_hash_table_destroy(glsl_type::struct_types, hash_free_type_function);
+ glsl_type::struct_types = NULL;
}
if (glsl_type::interface_types != NULL) {
_mesa_hash_table_destroy(glsl_type::subroutine_types, hash_free_type_function);
glsl_type::subroutine_types = NULL;
}
+
+ mtx_unlock(&glsl_type::hash_mutex);
}
-glsl_type::glsl_type(const glsl_type *array, unsigned length) :
+glsl_type::glsl_type(const glsl_type *array, unsigned length,
+ unsigned explicit_stride) :
base_type(GLSL_TYPE_ARRAY), sampled_type(GLSL_TYPE_VOID),
sampler_dimensionality(0), sampler_shadow(0), sampler_array(0),
- interface_packing(0), interface_row_major(0),
+ interface_packing(0), interface_row_major(0), packed(0),
vector_elements(0), matrix_columns(0),
- length(length), name(NULL)
+ length(length), name(NULL), explicit_stride(explicit_stride)
{
this->fields.array = array;
/* Inherit the gl type of the base. The GL type is used for
char *const n = (char *) ralloc_size(this->mem_ctx, name_length);
if (length == 0)
- snprintf(n, name_length, "%s[]", array->name);
+ util_snprintf(n, name_length, "%s[]", array->name);
else {
/* insert outermost dimensions in the correct spot
* otherwise the dimension order will be backwards
const char *pos = strchr(array->name, '[');
if (pos) {
int idx = pos - array->name;
- snprintf(n, idx+1, "%s", array->name);
- snprintf(n + idx, name_length - idx, "[%u]%s",
- length, array->name + idx);
+ util_snprintf(n, idx+1, "%s", array->name);
+ util_snprintf(n + idx, name_length - idx, "[%u]%s",
+ length, array->name + idx);
} else {
- snprintf(n, name_length, "%s[%u]", array->name, length);
+ util_snprintf(n, name_length, "%s[%u]", array->name, length);
}
}
VECN(components, uint8_t, u8vec)
const glsl_type *
-glsl_type::get_instance(unsigned base_type, unsigned rows, unsigned columns)
+glsl_type::get_instance(unsigned base_type, unsigned rows, unsigned columns,
+ unsigned explicit_stride, bool row_major)
{
- if (base_type == GLSL_TYPE_VOID)
+ if (base_type == GLSL_TYPE_VOID) {
+ assert(explicit_stride == 0 && !row_major);
return void_type;
+ }
+
+ /* Matrix and vector types with explicit strides have to be looked up in a
+ * table so they're handled separately.
+ */
+ if (explicit_stride > 0) {
+ const glsl_type *bare_type = get_instance(base_type, rows, columns);
+
+ assert(columns > 1 || !row_major);
+
+ char name[128];
+ util_snprintf(name, sizeof(name), "%sx%uB%s", bare_type->name,
+ explicit_stride, row_major ? "RM" : "");
+
+ mtx_lock(&glsl_type::hash_mutex);
+
+ if (explicit_matrix_types == NULL) {
+ explicit_matrix_types =
+ _mesa_hash_table_create(NULL, _mesa_key_hash_string,
+ _mesa_key_string_equal);
+ }
+
+ const struct hash_entry *entry =
+ _mesa_hash_table_search(explicit_matrix_types, name);
+ if (entry == NULL) {
+ const glsl_type *t = new glsl_type(bare_type->gl_type,
+ (glsl_base_type)base_type,
+ rows, columns, name,
+ explicit_stride, row_major);
+
+ entry = _mesa_hash_table_insert(explicit_matrix_types,
+ t->name, (void *)t);
+ }
+
+ assert(((glsl_type *) entry->data)->base_type == base_type);
+ assert(((glsl_type *) entry->data)->vector_elements == rows);
+ assert(((glsl_type *) entry->data)->matrix_columns == columns);
+ assert(((glsl_type *) entry->data)->explicit_stride == explicit_stride);
+
+ mtx_unlock(&glsl_type::hash_mutex);
+
+ return (const glsl_type *) entry->data;
+ }
+
+ assert(!row_major);
/* Treat GLSL vectors as Nx1 matrices.
*/
}
const glsl_type *
-glsl_type::get_array_instance(const glsl_type *base, unsigned array_size)
+glsl_type::get_array_instance(const glsl_type *base,
+ unsigned array_size,
+ unsigned explicit_stride)
{
/* Generate a name using the base type pointer in the key. This is
* done because the name of the base type may not be unique across
* named 'foo'.
*/
char key[128];
- snprintf(key, sizeof(key), "%p[%u]", (void *) base, array_size);
+ util_snprintf(key, sizeof(key), "%p[%u]x%uB", (void *) base, array_size,
+ explicit_stride);
mtx_lock(&glsl_type::hash_mutex);
const struct hash_entry *entry = _mesa_hash_table_search(array_types, key);
if (entry == NULL) {
- const glsl_type *t = new glsl_type(base, array_size);
+ const glsl_type *t = new glsl_type(base, array_size, explicit_stride);
entry = _mesa_hash_table_insert(array_types,
strdup(key),
bool
-glsl_type::record_compare(const glsl_type *b, bool match_locations) const
+glsl_type::record_compare(const glsl_type *b, bool match_name,
+ bool match_locations) const
{
if (this->length != b->length)
return false;
* type definitions, and field names to be considered the same type."
*
* GLSL ES behaves the same (Ver 1.00 Sec 4.2.4, Ver 3.00 Sec 4.2.5).
+ *
+ * Section 7.4.1 (Shader Interface Matching) of the OpenGL 4.30 spec says:
+ *
+ * "Variables or block members declared as structures are considered
+ * to match in type if and only if structure members match in name,
+ * type, qualification, and declaration order."
*/
- if (strcmp(this->name, b->name) != 0)
- return false;
+ if (match_name)
+ if (strcmp(this->name, b->name) != 0)
+ return false;
for (unsigned i = 0; i < this->length; i++) {
if (this->fields.structure[i].type != b->fields.structure[i].type)
const glsl_type *const key1 = (glsl_type *) a;
const glsl_type *const key2 = (glsl_type *) b;
- return strcmp(key1->name, key2->name) == 0 && key1->record_compare(key2);
+ return strcmp(key1->name, key2->name) == 0 &&
+ key1->record_compare(key2, true);
}
const glsl_type *
-glsl_type::get_record_instance(const glsl_struct_field *fields,
+glsl_type::get_struct_instance(const glsl_struct_field *fields,
unsigned num_fields,
- const char *name)
+ const char *name,
+ bool packed)
{
- const glsl_type key(fields, num_fields, name);
+ const glsl_type key(fields, num_fields, name, packed);
mtx_lock(&glsl_type::hash_mutex);
- if (record_types == NULL) {
- record_types = _mesa_hash_table_create(NULL, record_key_hash,
+ if (struct_types == NULL) {
+ struct_types = _mesa_hash_table_create(NULL, record_key_hash,
record_key_compare);
}
- const struct hash_entry *entry = _mesa_hash_table_search(record_types,
+ const struct hash_entry *entry = _mesa_hash_table_search(struct_types,
&key);
if (entry == NULL) {
- const glsl_type *t = new glsl_type(fields, num_fields, name);
+ const glsl_type *t = new glsl_type(fields, num_fields, name, packed);
- entry = _mesa_hash_table_insert(record_types, t, (void *) t);
+ entry = _mesa_hash_table_insert(struct_types, t, (void *) t);
}
assert(((glsl_type *) entry->data)->base_type == GLSL_TYPE_STRUCT);
assert(((glsl_type *) entry->data)->length == num_fields);
assert(strcmp(((glsl_type *) entry->data)->name, name) == 0);
+ assert(((glsl_type *) entry->data)->packed == packed);
mtx_unlock(&glsl_type::hash_mutex);
}
unsigned
-glsl_type::record_location_offset(unsigned length) const
+glsl_type::struct_location_offset(unsigned length) const
{
unsigned offset = 0;
const glsl_type *t = this->without_array();
- if (t->is_record()) {
+ if (t->is_struct()) {
assert(length <= t->length);
for (unsigned i = 0; i < length; i++) {
const glsl_type *st = t->fields.structure[i].type;
const glsl_type *wa = st->without_array();
- if (wa->is_record()) {
- unsigned r_offset = wa->record_location_offset(wa->length);
+ if (wa->is_struct()) {
+ unsigned r_offset = wa->struct_location_offset(wa->length);
offset += st->is_array() ?
st->arrays_of_arrays_size() * r_offset : r_offset;
} else if (st->is_array() && st->fields.array->is_array()) {
return size;
case GLSL_TYPE_ARRAY:
/* Don't count innermost array elements */
- if (this->without_array()->is_record() ||
+ if (this->without_array()->is_struct() ||
this->without_array()->is_interface() ||
this->fields.array->is_array())
return this->length * this->fields.array->varying_count();
* state, we're doing intra-stage function linking where these checks have
* already been done.
*/
- if (state && (state->es_shader || !state->is_version(120, 0)))
+ if (state && !state->has_implicit_conversions())
return false;
/* There is no conversion among matrix types. */
* state-dependent checks have already happened though, so allow anything
* that's allowed in any shader version.
*/
- if ((!state || state->is_version(400, 0) || state->ARB_gpu_shader5_enable ||
- state->MESA_shader_integer_functions_enable) &&
+ if ((!state || state->has_implicit_uint_to_int_conversion()) &&
desired->base_type == GLSL_TYPE_UINT && this->base_type == GLSL_TYPE_INT)
return true;
this->fields.array->is_matrix()) {
return MAX2(this->fields.array->std140_base_alignment(row_major), 16);
} else {
- assert(this->fields.array->is_record() ||
+ assert(this->fields.array->is_struct() ||
this->fields.array->is_array());
return this->fields.array->std140_base_alignment(row_major);
}
* rounded up to the next multiple of the base alignment of the
* structure.
*/
- if (this->is_record()) {
+ if (this->is_struct()) {
unsigned base_alignment = 16;
for (unsigned i = 0; i < this->length; i++) {
bool field_row_major = row_major;
* <N> basic machine units, the base alignment is 4<N>.
*/
if (this->is_scalar() || this->is_vector()) {
+ assert(this->explicit_stride == 0);
return this->vector_elements * N;
}
* the array are laid out in order, according to rule (9).
*/
if (this->is_array()) {
- if (this->without_array()->is_record()) {
- return this->arrays_of_arrays_size() *
- this->without_array()->std140_size(row_major);
+ unsigned stride;
+ if (this->without_array()->is_struct()) {
+ stride = this->without_array()->std140_size(row_major);
} else {
unsigned element_base_align =
this->without_array()->std140_base_alignment(row_major);
- return this->arrays_of_arrays_size() * MAX2(element_base_align, 16);
+ stride = MAX2(element_base_align, 16);
}
+
+ unsigned size = this->arrays_of_arrays_size() * stride;
+ assert(this->explicit_stride == 0 ||
+ size == this->length * this->explicit_stride);
+ return size;
}
/* (9) If the member is a structure, the base alignment of the
* rounded up to the next multiple of the base alignment of the
* structure.
*/
- if (this->is_record() || this->is_interface()) {
+ if (this->is_struct() || this->is_interface()) {
unsigned size = 0;
unsigned max_align = 0;
max_align = MAX2(align, max_align);
- if (field_type->is_record() && (i + 1 < this->length))
+ if (field_type->is_struct() && (i + 1 < this->length))
size = glsl_align(size, 16);
}
size = glsl_align(size, MAX2(max_align, 16));
return -1;
}
+const glsl_type *
+glsl_type::get_explicit_std140_type(bool row_major) const
+{
+ if (this->is_vector() || this->is_scalar()) {
+ return this;
+ } else if (this->is_matrix()) {
+ const glsl_type *vec_type;
+ if (row_major)
+ vec_type = get_instance(this->base_type, this->matrix_columns, 1);
+ else
+ vec_type = get_instance(this->base_type, this->vector_elements, 1);
+ unsigned elem_size = vec_type->std140_size(false);
+ unsigned stride = glsl_align(elem_size, 16);
+ return get_instance(this->base_type, this->vector_elements,
+ this->matrix_columns, stride, row_major);
+ } else if (this->is_array()) {
+ unsigned elem_size = this->fields.array->std140_size(row_major);
+ const glsl_type *elem_type =
+ this->fields.array->get_explicit_std140_type(row_major);
+ unsigned stride = glsl_align(elem_size, 16);
+ return get_array_instance(elem_type, this->length, stride);
+ } else if (this->is_struct() || this->is_interface()) {
+ glsl_struct_field *fields = new glsl_struct_field[this->length];
+ unsigned offset = 0;
+ for (unsigned i = 0; i < length; i++) {
+ fields[i] = this->fields.structure[i];
+
+ bool field_row_major = row_major;
+ if (fields[i].matrix_layout == GLSL_MATRIX_LAYOUT_COLUMN_MAJOR) {
+ field_row_major = false;
+ } else if (fields[i].matrix_layout == GLSL_MATRIX_LAYOUT_ROW_MAJOR) {
+ field_row_major = true;
+ }
+ fields[i].type =
+ fields[i].type->get_explicit_std140_type(field_row_major);
+
+ unsigned fsize = fields[i].type->std140_size(field_row_major);
+ unsigned falign = fields[i].type->std140_base_alignment(field_row_major);
+ /* From the GLSL 460 spec section "Uniform and Shader Storage Block
+ * Layout Qualifiers":
+ *
+ * "The actual offset of a member is computed as follows: If
+ * offset was declared, start with that offset, otherwise start
+ * with the next available offset. If the resulting offset is not
+ * a multiple of the actual alignment, increase it to the first
+ * offset that is a multiple of the actual alignment. This results
+ * in the actual offset the member will have."
+ */
+ if (fields[i].offset >= 0) {
+ assert((unsigned)fields[i].offset >= offset);
+ offset = fields[i].offset;
+ }
+ offset = glsl_align(offset, falign);
+ fields[i].offset = offset;
+ offset += fsize;
+ }
+
+ const glsl_type *type;
+ if (this->is_struct())
+ type = get_struct_instance(fields, this->length, this->name);
+ else
+ type = get_interface_instance(fields, this->length,
+ (enum glsl_interface_packing)this->interface_packing,
+ this->interface_row_major,
+ this->name);
+
+ delete[] fields;
+ return type;
+ } else {
+ unreachable("Invalid type for UBO or SSBO");
+ }
+}
+
unsigned
glsl_type::std430_base_alignment(bool row_major) const
{
* rounded up to the next multiple of the base alignment of the
* structure.
*/
- if (this->is_record()) {
+ if (this->is_struct()) {
unsigned base_alignment = 0;
for (unsigned i = 0; i < this->length; i++) {
bool field_row_major = row_major;
return 4 * N;
/* By default use std430_size(row_major) */
- return this->std430_size(row_major);
+ unsigned stride = this->std430_size(row_major);
+ assert(this->explicit_stride == 0 || this->explicit_stride == stride);
+ return stride;
}
unsigned
* stride of arrays of scalars and vectors in rule 4 and of structures
* in rule 9 are not rounded up a multiple of the base alignment of a vec4.
*/
- if (this->is_scalar() || this->is_vector())
- return this->vector_elements * N;
+ if (this->is_scalar() || this->is_vector()) {
+ assert(this->explicit_stride == 0);
+ return this->vector_elements * N;
+ }
if (this->without_array()->is_matrix()) {
const struct glsl_type *element_type;
}
if (this->is_array()) {
- if (this->without_array()->is_record())
- return this->arrays_of_arrays_size() *
- this->without_array()->std430_size(row_major);
+ unsigned stride;
+ if (this->without_array()->is_struct())
+ stride = this->without_array()->std430_size(row_major);
else
- return this->arrays_of_arrays_size() *
- this->without_array()->std430_base_alignment(row_major);
+ stride = this->without_array()->std430_base_alignment(row_major);
+
+ unsigned size = this->arrays_of_arrays_size() * stride;
+ assert(this->explicit_stride == 0 ||
+ size == this->length * this->explicit_stride);
+ return size;
}
- if (this->is_record() || this->is_interface()) {
+ if (this->is_struct() || this->is_interface()) {
unsigned size = 0;
unsigned max_align = 0;
return -1;
}
+const glsl_type *
+glsl_type::get_explicit_std430_type(bool row_major) const
+{
+ if (this->is_vector() || this->is_scalar()) {
+ return this;
+ } else if (this->is_matrix()) {
+ const glsl_type *vec_type;
+ if (row_major)
+ vec_type = get_instance(this->base_type, this->matrix_columns, 1);
+ else
+ vec_type = get_instance(this->base_type, this->vector_elements, 1);
+ unsigned stride = vec_type->std430_array_stride(false);
+ return get_instance(this->base_type, this->vector_elements,
+ this->matrix_columns, stride, row_major);
+ } else if (this->is_array()) {
+ const glsl_type *elem_type =
+ this->fields.array->get_explicit_std430_type(row_major);
+ unsigned stride = this->fields.array->std430_array_stride(row_major);
+ return get_array_instance(elem_type, this->length, stride);
+ } else if (this->is_struct() || this->is_interface()) {
+ glsl_struct_field *fields = new glsl_struct_field[this->length];
+ unsigned offset = 0;
+ for (unsigned i = 0; i < length; i++) {
+ fields[i] = this->fields.structure[i];
+
+ bool field_row_major = row_major;
+ if (fields[i].matrix_layout == GLSL_MATRIX_LAYOUT_COLUMN_MAJOR) {
+ field_row_major = false;
+ } else if (fields[i].matrix_layout == GLSL_MATRIX_LAYOUT_ROW_MAJOR) {
+ field_row_major = true;
+ }
+ fields[i].type =
+ fields[i].type->get_explicit_std430_type(field_row_major);
+
+ unsigned fsize = fields[i].type->std430_size(field_row_major);
+ unsigned falign = fields[i].type->std430_base_alignment(field_row_major);
+ /* From the GLSL 460 spec section "Uniform and Shader Storage Block
+ * Layout Qualifiers":
+ *
+ * "The actual offset of a member is computed as follows: If
+ * offset was declared, start with that offset, otherwise start
+ * with the next available offset. If the resulting offset is not
+ * a multiple of the actual alignment, increase it to the first
+ * offset that is a multiple of the actual alignment. This results
+ * in the actual offset the member will have."
+ */
+ if (fields[i].offset >= 0) {
+ assert((unsigned)fields[i].offset >= offset);
+ offset = fields[i].offset;
+ }
+ offset = glsl_align(offset, falign);
+ fields[i].offset = offset;
+ offset += fsize;
+ }
+
+ const glsl_type *type;
+ if (this->is_struct())
+ type = get_struct_instance(fields, this->length, this->name);
+ else
+ type = get_interface_instance(fields, this->length,
+ (enum glsl_interface_packing)this->interface_packing,
+ this->interface_row_major,
+ this->name);
+
+ delete[] fields;
+ return type;
+ } else {
+ unreachable("Invalid type for SSBO");
+ }
+}
+
+const glsl_type *
+glsl_type::get_explicit_interface_type(bool supports_std430) const
+{
+ enum glsl_interface_packing packing =
+ this->get_internal_ifc_packing(supports_std430);
+ if (packing == GLSL_INTERFACE_PACKING_STD140) {
+ return this->get_explicit_std140_type(this->interface_row_major);
+ } else {
+ assert(packing == GLSL_INTERFACE_PACKING_STD430);
+ return this->get_explicit_std430_type(this->interface_row_major);
+ }
+}
+
unsigned
-glsl_type::count_attribute_slots(bool is_vertex_input) const
+glsl_type::count_attribute_slots(bool is_gl_vertex_input) const
{
/* From page 31 (page 37 of the PDF) of the GLSL 1.50 spec:
*
case GLSL_TYPE_DOUBLE:
case GLSL_TYPE_UINT64:
case GLSL_TYPE_INT64:
- if (this->vector_elements > 2 && !is_vertex_input)
+ if (this->vector_elements > 2 && !is_gl_vertex_input)
return this->matrix_columns * 2;
else
return this->matrix_columns;
case GLSL_TYPE_INTERFACE: {
unsigned size = 0;
- for (unsigned i = 0; i < this->length; i++)
- size += this->fields.structure[i].type->count_attribute_slots(is_vertex_input);
+ for (unsigned i = 0; i < this->length; i++) {
+ const glsl_type *member_type = this->fields.structure[i].type;
+ size += member_type->count_attribute_slots(is_gl_vertex_input);
+ }
return size;
}
- case GLSL_TYPE_ARRAY:
- return this->length * this->fields.array->count_attribute_slots(is_vertex_input);
+ case GLSL_TYPE_ARRAY: {
+ const glsl_type *element = this->fields.array;
+ return this->length * element->count_attribute_slots(is_gl_vertex_input);
+ }
case GLSL_TYPE_SUBROUTINE:
return 1;
case GLSL_TYPE_UINT:
case GLSL_TYPE_INT:
case GLSL_TYPE_FLOAT:
- case GLSL_TYPE_BOOL:
+ case GLSL_TYPE_FLOAT16:
case GLSL_TYPE_DOUBLE:
+ case GLSL_TYPE_UINT8:
+ case GLSL_TYPE_INT8:
+ case GLSL_TYPE_UINT16:
+ case GLSL_TYPE_INT16:
case GLSL_TYPE_UINT64:
case GLSL_TYPE_INT64:
+ case GLSL_TYPE_BOOL:
encoding = (type->base_type << 24) |
+ (type->interface_row_major << 10) |
(type->vector_elements << 4) |
(type->matrix_columns);
- break;
+ blob_write_uint32(blob, encoding);
+ blob_write_uint32(blob, type->explicit_stride);
+ return;
case GLSL_TYPE_SAMPLER:
encoding = (type->base_type) << 24 |
(type->sampler_dimensionality << 4) |
case GLSL_TYPE_ARRAY:
blob_write_uint32(blob, (type->base_type) << 24);
blob_write_uint32(blob, type->length);
+ blob_write_uint32(blob, type->explicit_stride);
encode_type_to_blob(blob, type->fields.array);
return;
case GLSL_TYPE_STRUCT:
if (type->is_interface()) {
blob_write_uint32(blob, type->interface_packing);
blob_write_uint32(blob, type->interface_row_major);
+ } else {
+ blob_write_uint32(blob, type->packed);
}
return;
case GLSL_TYPE_VOID:
case GLSL_TYPE_UINT:
case GLSL_TYPE_INT:
case GLSL_TYPE_FLOAT:
- case GLSL_TYPE_BOOL:
+ case GLSL_TYPE_FLOAT16:
case GLSL_TYPE_DOUBLE:
+ case GLSL_TYPE_UINT8:
+ case GLSL_TYPE_INT8:
+ case GLSL_TYPE_UINT16:
+ case GLSL_TYPE_INT16:
case GLSL_TYPE_UINT64:
case GLSL_TYPE_INT64:
- return glsl_type::get_instance(base_type, (u >> 4) & 0x0f, u & 0x0f);
+ case GLSL_TYPE_BOOL: {
+ unsigned explicit_stride = blob_read_uint32(blob);
+ return glsl_type::get_instance(base_type, (u >> 4) & 0x0f, u & 0x0f,
+ explicit_stride, (u >> 10) & 0x1);
+ }
case GLSL_TYPE_SAMPLER:
- return glsl_type::get_sampler_instance((enum glsl_sampler_dim) ((u >> 4) & 0x07),
+ return glsl_type::get_sampler_instance((enum glsl_sampler_dim) ((u >> 4) & 0x0f),
(u >> 3) & 0x01,
(u >> 2) & 0x01,
(glsl_base_type) ((u >> 0) & 0x03));
case GLSL_TYPE_SUBROUTINE:
return glsl_type::get_subroutine_instance(blob_read_string(blob));
case GLSL_TYPE_IMAGE:
- return glsl_type::get_image_instance((enum glsl_sampler_dim) ((u >> 3) & 0x07),
+ return glsl_type::get_image_instance((enum glsl_sampler_dim) ((u >> 3) & 0x0f),
(u >> 2) & 0x01,
(glsl_base_type) ((u >> 0) & 0x03));
case GLSL_TYPE_ATOMIC_UINT:
return glsl_type::atomic_uint_type;
case GLSL_TYPE_ARRAY: {
unsigned length = blob_read_uint32(blob);
+ unsigned explicit_stride = blob_read_uint32(blob);
return glsl_type::get_array_instance(decode_type_from_blob(blob),
- length);
+ length, explicit_stride);
}
case GLSL_TYPE_STRUCT:
case GLSL_TYPE_INTERFACE: {
t = glsl_type::get_interface_instance(fields, num_fields, packing,
row_major, name);
} else {
- t = glsl_type::get_record_instance(fields, num_fields, name);
+ unsigned packed = blob_read_uint32(blob);
+ t = glsl_type::get_struct_instance(fields, num_fields, name, packed);
}
free(fields);
return NULL;
}
}
+
+unsigned
+glsl_type::cl_alignment() const
+{
+ /* vectors unlike arrays are aligned to their size */
+ if (this->is_scalar() || this->is_vector())
+ return this->cl_size();
+ else if (this->is_array())
+ return this->without_array()->cl_alignment();
+ else if (this->is_struct()) {
+ /* Packed Structs are 0x1 aligned despite their size. */
+ if (this->packed)
+ return 1;
+
+ unsigned res = 1;
+ for (unsigned i = 0; i < this->length; ++i) {
+ struct glsl_struct_field &field = this->fields.structure[i];
+ res = MAX2(res, field.type->cl_alignment());
+ }
+ return res;
+ }
+ return 1;
+}
+
+unsigned
+glsl_type::cl_size() const
+{
+ if (this->is_scalar()) {
+ return glsl_base_type_get_bit_size(this->base_type) / 8;
+ } else if (this->is_vector()) {
+ unsigned vec_elemns = this->vector_elements == 3 ? 4 : this->vector_elements;
+ return vec_elemns * glsl_base_type_get_bit_size(this->base_type) / 8;
+ } else if (this->is_array()) {
+ unsigned size = this->without_array()->cl_size();
+ return size * this->length;
+ } else if (this->is_struct()) {
+ unsigned size = 0;
+ for (unsigned i = 0; i < this->length; ++i) {
+ struct glsl_struct_field &field = this->fields.structure[i];
+ /* if a struct is packed, members don't get aligned */
+ if (!this->packed)
+ size = align(size, field.type->cl_alignment());
+ size += field.type->cl_size();
+ }
+ return size;
+ }
+ return 1;
+}
projects / mesa.git / blobdiff