};
struct ast_type_qualifier {
+ /* Callers of this ralloc-based new need not call delete. It's
+ * easier to just ralloc_free 'ctx' (or any of its ancestors). */
+ static void* operator new(size_t size, void *ctx)
+ {
+ void *node;
+
+ node = rzalloc_size(ctx, size);
+ assert(node != NULL);
+
+ return node;
+ }
+
+ /* If the user *does* call delete, that's OK, we will just
+ * ralloc_free in that case. */
+ static void operator delete(void *table)
+ {
+ ralloc_free(table);
+ }
+
union {
struct {
unsigned invariant:1;
unsigned depth_less:1;
unsigned depth_unchanged:1;
/** \} */
+
+ /** \name Layout qualifiers for GL_ARB_uniform_buffer_object */
+ /** \{ */
+ unsigned std140:1;
+ unsigned shared:1;
+ unsigned packed:1;
+ unsigned column_major:1;
+ unsigned row_major:1;
+ /** \} */
}
/** \brief Set of flags, accessed by name. */
q;
* returned string is undefined but not null.
*/
const char *interpolation_string() const;
+
+ bool merge_qualifier(YYLTYPE *loc,
+ _mesa_glsl_parse_state *state,
+ ast_type_qualifier q);
};
class ast_declarator_list;
* is used to note these cases when no type is specified.
*/
int invariant;
+
+ /**
+ * Flag indicating that these declarators are in a uniform block,
+ * allowing UBO type qualifiers.
+ */
+ bool ubo_qualifiers_valid;
};
ast_function *prototype;
ast_compound_statement *body;
};
+
+class ast_uniform_block : public ast_node {
+public:
+ ast_uniform_block(ast_type_qualifier layout,
+ const char *block_name,
+ ast_declarator_list *member_list)
+ : layout(layout), block_name(block_name)
+ {
+ declarations.push_degenerate_list_at_head(&member_list->link);
+ }
+
+ virtual ir_rvalue *hir(exec_list *instructions,
+ struct _mesa_glsl_parse_state *state);
+
+ ast_type_qualifier layout;
+ const char *block_name;
+ /** List of ast_declarator_list * */
+ exec_list declarations;
+};
/*@}*/
extern void