#include <string.h>
#include <assert.h>
+#include "shader_enums.h"
+#include "blob.h"
+#include "c11/threads.h"
+
+#ifdef __cplusplus
+#include "main/config.h"
+#endif
+
+struct glsl_type;
+
#ifdef __cplusplus
extern "C" {
#endif
extern void
_mesa_glsl_release_types(void);
+void encode_type_to_blob(struct blob *blob, const struct glsl_type *type);
+
+const struct glsl_type *decode_type_from_blob(struct blob_reader *blob);
+
#ifdef __cplusplus
}
#endif
GLSL_TYPE_UINT = 0,
GLSL_TYPE_INT,
GLSL_TYPE_FLOAT,
+ GLSL_TYPE_FLOAT16,
GLSL_TYPE_DOUBLE,
+ GLSL_TYPE_UINT8,
+ GLSL_TYPE_INT8,
+ GLSL_TYPE_UINT16,
+ GLSL_TYPE_INT16,
GLSL_TYPE_UINT64,
GLSL_TYPE_INT64,
GLSL_TYPE_BOOL,
GLSL_TYPE_ERROR
};
+static inline bool glsl_base_type_is_16bit(enum glsl_base_type type)
+{
+ return type == GLSL_TYPE_FLOAT16 ||
+ type == GLSL_TYPE_UINT16 ||
+ type == GLSL_TYPE_INT16;
+}
+
static inline bool glsl_base_type_is_64bit(enum glsl_base_type type)
{
return type == GLSL_TYPE_DOUBLE ||
GLSL_SAMPLER_DIM_SUBPASS_MS, /* for multisampled vulkan input attachments */
};
-enum glsl_interface_packing {
- GLSL_INTERFACE_PACKING_STD140,
- GLSL_INTERFACE_PACKING_SHARED,
- GLSL_INTERFACE_PACKING_PACKED,
- GLSL_INTERFACE_PACKING_STD430
-};
-
enum glsl_matrix_layout {
/**
* The layout of the matrix is inherited from the object containing the
#ifdef __cplusplus
#include "GL/gl.h"
#include "util/ralloc.h"
-#include "main/mtypes.h" /* for gl_texture_index, C++'s enum rules are broken */
+#include "main/menums.h" /* for gl_texture_index, C++'s enum rules are broken */
struct glsl_type {
GLenum gl_type;
- glsl_base_type base_type;
+ glsl_base_type base_type:8;
+
+ glsl_base_type sampled_type:8; /**< Type of data returned using this
+ * sampler or image. Only \c
+ * GLSL_TYPE_FLOAT, \c GLSL_TYPE_INT,
+ * and \c GLSL_TYPE_UINT are valid.
+ */
unsigned sampler_dimensionality:4; /**< \see glsl_sampler_dim */
unsigned sampler_shadow:1;
unsigned sampler_array:1;
- unsigned sampled_type:2; /**< Type of data returned using this
- * sampler or image. Only \c
- * GLSL_TYPE_FLOAT, \c GLSL_TYPE_INT,
- * and \c GLSL_TYPE_UINT are valid.
- */
unsigned interface_packing:2;
unsigned interface_row_major:1;
- /* Callers of this ralloc-based new need not call delete. It's
- * easier to just ralloc_free 'mem_ctx' (or any of its ancestors). */
- static void* operator new(size_t size)
- {
- mtx_lock(&glsl_type::mem_mutex);
-
- /* mem_ctx should have been created by the static members */
- assert(glsl_type::mem_ctx != NULL);
-
- void *type;
-
- type = ralloc_size(glsl_type::mem_ctx, size);
- assert(type != NULL);
-
- mtx_unlock(&glsl_type::mem_mutex);
-
- return type;
- }
-
- /* If the user *does* call delete, that's OK, we will just
- * ralloc_free in that case. */
- static void operator delete(void *type)
+private:
+ glsl_type() : mem_ctx(NULL)
{
- mtx_lock(&glsl_type::mem_mutex);
- ralloc_free(type);
- mtx_unlock(&glsl_type::mem_mutex);
+ // Dummy constructor, just for the sake of ASSERT_BITFIELD_SIZE.
}
+public:
/**
* \name Vector and matrix element counts
*
*/
const char *name;
+ /**
+ * Explicit array, matrix, or vector stride. This is used to communicate
+ * explicit array layouts from SPIR-V. Should be 0 if the type has no
+ * explicit stride.
+ */
+ unsigned explicit_stride;
+
/**
* Subtype of composite data types.
*/
* Convenience accessors for vector types (shorter than get_instance()).
* @{
*/
+ static const glsl_type *vec(unsigned components, const glsl_type *const ts[]);
static const glsl_type *vec(unsigned components);
+ static const glsl_type *f16vec(unsigned components);
static const glsl_type *dvec(unsigned components);
static const glsl_type *ivec(unsigned components);
static const glsl_type *uvec(unsigned components);
static const glsl_type *bvec(unsigned components);
static const glsl_type *i64vec(unsigned components);
static const glsl_type *u64vec(unsigned components);
+ static const glsl_type *i16vec(unsigned components);
+ static const glsl_type *u16vec(unsigned components);
+ static const glsl_type *i8vec(unsigned components);
+ static const glsl_type *u8vec(unsigned components);
/**@}*/
/**
*/
const glsl_type *get_scalar_type() const;
+ /**
+ * Gets the "bare" type without any decorations or layout information.
+ */
+ const glsl_type *get_bare_type() const;
+
/**
* Get the instance of a built-in scalar, vector, or matrix type
*/
static const glsl_type *get_instance(unsigned base_type, unsigned rows,
- unsigned columns);
+ unsigned columns,
+ unsigned explicit_stride = 0,
+ bool row_major = false);
/**
* Get the instance of a sampler type
* Get the instance of an array type
*/
static const glsl_type *get_array_instance(const glsl_type *base,
- unsigned elements);
+ unsigned elements,
+ unsigned explicit_stride = 0);
/**
* Get the instance of a record type
*
* For vertex shader attributes - doubles only take one slot.
* For inter-shader varyings - dvec3/dvec4 take two slots.
+ *
+ * Vulkan doesn’t make this distinction so the argument should always be
+ * false.
*/
- unsigned count_attribute_slots(bool is_vertex_input) const;
+ unsigned count_attribute_slots(bool is_gl_vertex_input) const;
/**
* Alignment in bytes of the start of this type in a std140 uniform
bool is_matrix() const
{
/* GLSL only has float matrices. */
- return (matrix_columns > 1) && (base_type == GLSL_TYPE_FLOAT || base_type == GLSL_TYPE_DOUBLE);
+ return (matrix_columns > 1) && (base_type == GLSL_TYPE_FLOAT ||
+ base_type == GLSL_TYPE_DOUBLE ||
+ base_type == GLSL_TYPE_FLOAT16);
}
/**
*/
bool contains_double() const;
+ /**
+ * Query whether or not type is a 64-bit type, or for struct, interface and
+ * array types, contains a double type.
+ */
+ bool contains_64bit() const;
+
/**
* Query whether or not a type is a float type
*/
return glsl_base_type_is_64bit(base_type);
}
+ /**
+ * Query whether or not a type is 16-bit
+ */
+ bool is_16bit() const
+ {
+ return glsl_base_type_is_16bit(base_type);
+ }
+
+ /**
+ * Query whether or not a type is 32-bit
+ */
+ bool is_32bit() const
+ {
+ return base_type == GLSL_TYPE_UINT ||
+ base_type == GLSL_TYPE_INT ||
+ base_type == GLSL_TYPE_FLOAT;
+ }
+
/**
* Query whether or not a type is a non-array boolean type
*/
*/
const glsl_type *row_type() const
{
- return is_matrix()
- ? get_instance(base_type, matrix_columns, 1)
- : error_type;
+ if (!is_matrix())
+ return error_type;
+
+ if (explicit_stride && !interface_row_major)
+ return get_instance(base_type, matrix_columns, 1, explicit_stride);
+ else
+ return get_instance(base_type, matrix_columns, 1);
}
/**
*/
const glsl_type *column_type() const
{
- return is_matrix()
- ? get_instance(base_type, vector_elements, 1)
- : error_type;
+ if (!is_matrix())
+ return error_type;
+
+ if (explicit_stride && interface_row_major)
+ return get_instance(base_type, vector_elements, 1, explicit_stride);
+ else
+ return get_instance(base_type, vector_elements, 1);
}
/**
return (enum glsl_interface_packing)interface_packing;
}
+ /**
+ * Get the type interface packing used internally. For shared and packing
+ * layouts this is implementation defined.
+ */
+ enum glsl_interface_packing get_internal_ifc_packing(bool std430_supported) const
+ {
+ enum glsl_interface_packing packing = this->get_interface_packing();
+ if (packing == GLSL_INTERFACE_PACKING_STD140 ||
+ (!std430_supported &&
+ (packing == GLSL_INTERFACE_PACKING_SHARED ||
+ packing == GLSL_INTERFACE_PACKING_PACKED))) {
+ return GLSL_INTERFACE_PACKING_STD140;
+ } else {
+ assert(packing == GLSL_INTERFACE_PACKING_STD430 ||
+ (std430_supported &&
+ (packing == GLSL_INTERFACE_PACKING_SHARED ||
+ packing == GLSL_INTERFACE_PACKING_PACKED)));
+ return GLSL_INTERFACE_PACKING_STD430;
+ }
+ }
+
/**
* Check if the type interface is row major
*/
return (bool) interface_row_major;
}
+ ~glsl_type();
+
private:
- static mtx_t mem_mutex;
static mtx_t hash_mutex;
/**
- * ralloc context for all glsl_type allocations
- *
- * Set on the first call to \c glsl_type::new.
+ * ralloc context for the type itself.
*/
- static void *mem_ctx;
-
- void init_ralloc_type_ctx(void);
+ void *mem_ctx;
/** Constructor for vector and matrix types */
glsl_type(GLenum gl_type,
- glsl_base_type base_type, unsigned vector_elements,
- unsigned matrix_columns, const char *name);
+ glsl_base_type base_type, unsigned vector_elements,
+ unsigned matrix_columns, const char *name,
+ unsigned explicit_stride = 0, bool row_major = false);
/** Constructor for sampler or image types */
glsl_type(GLenum gl_type, glsl_base_type base_type,
enum glsl_sampler_dim dim, bool shadow, bool array,
- unsigned type, const char *name);
+ glsl_base_type type, const char *name);
/** Constructor for record types */
glsl_type(const glsl_struct_field *fields, unsigned num_fields,
glsl_type(const glsl_type *return_type,
const glsl_function_param *params, unsigned num_params);
- /** Constructor for array types */
- glsl_type(const glsl_type *array, unsigned length);
+ /** Constructors for array types */
+ glsl_type(const glsl_type *array, unsigned length, unsigned explicit_stride);
/** Constructor for subroutine types */
glsl_type(const char *name);
+ /** Hash table containing the known explicit matrix and vector types. */
+ static struct hash_table *explicit_matrix_types;
+
/** Hash table containing the known array types. */
static struct hash_table *array_types;
unsigned implicit_sized_array:1;
#ifdef __cplusplus
glsl_struct_field(const struct glsl_type *_type, const char *_name)
- : type(_type), name(_name), location(-1), offset(0), xfb_buffer(0),
+ : type(_type), name(_name), location(-1), offset(-1), xfb_buffer(0),
xfb_stride(0), interpolation(0), centroid(0),
sample(0), matrix_layout(GLSL_MATRIX_LAYOUT_INHERITED), patch(0),
precision(GLSL_PRECISION_NONE), memory_read_only(0),
}
glsl_struct_field()
+ : type(NULL), name(NULL), location(-1), offset(-1), xfb_buffer(0),
+ xfb_stride(0), interpolation(0), centroid(0),
+ sample(0), matrix_layout(0), patch(0),
+ precision(0), memory_read_only(0),
+ memory_write_only(0), memory_coherent(0), memory_volatile(0),
+ memory_restrict(0), image_format(0), explicit_xfb_buffer(0),
+ implicit_sized_array(0)
{
/* empty */
}