X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Ftype_t.h;h=2b6f3df18c274d959848e8979e2e5f9a6e177e1a;hb=ff244fb7355c6120cf0f15ba7911b473bb91c64b;hp=a5699ea6639b3e6b84cf2f2633086ca5fcefaa15;hpb=283996b9d042fb9db640520ab97d67d0a250d6dc;p=libfirm diff --git a/ir/tr/type_t.h b/ir/tr/type_t.h index a5699ea66..2b6f3df18 100644 --- a/ir/tr/type_t.h +++ b/ir/tr/type_t.h @@ -3,7 +3,7 @@ * File name: ir/tr/type_t.h * Purpose: Representation of types -- private header. * Author: Goetz Lindenmaier - * Modified by: + * Modified by: Michael Beck * Created: * CVS-ID: $Id$ * Copyright: (c) 2001-2003 Universität Karlsruhe @@ -30,10 +30,12 @@ /** class attributes */ typedef struct { - entity **members; /**< fields and methods of this class */ - type **subtypes; /**< direct subtypes */ - type **supertypes; /**< direct supertypes */ - peculiarity peculiarity; + entity **members; /**< fields and methods of this class */ + ir_type **subtypes; /**< direct subtypes */ + ir_type **supertypes;/**< direct supertypes */ + peculiarity peculiarity; /**< peculiarity of this class */ + entity *type_info; /**< a entity representing this class, used for type info */ + unsigned final; /**< non-zero if this is a final class */ int dfn; /**< number used for 'instanceof' operator */ } cls_attr; @@ -44,18 +46,18 @@ typedef struct { /** A (type, entity) pair */ typedef struct { - type *tp; /**< a type */ - entity *ent; /**< an entity */ + ir_type *tp; /**< a type */ + entity *ent; /**< an entity */ } tp_ent_pair; /** method attributes */ typedef struct { int n_params; /**< number of parameters */ tp_ent_pair *param_type; /**< array of parameter type/value entities pairs */ - type *value_params; /**< A type whose entities represent copied value arguments. */ + ir_type *value_params; /**< A type whose entities represent copied value arguments. */ int n_res; /**< number of results */ tp_ent_pair *res_type; /**< array of result type/value entity pairs */ - type *value_ress; /**< A type whose entities represent copied value results. */ + ir_type *value_ress; /**< A type whose entities represent copied value results. */ variadicity variadicity; /**< variadicity of the method. */ int first_variadic_param; /**< index of the first variadic param or -1 if non-variadic .*/ unsigned additional_properties; /**< Set of additional method properties. */ @@ -73,7 +75,7 @@ typedef struct { ir_node **lower_bound; /**< Lower bounds of dimensions. Usually all 0. */ ir_node **upper_bound; /**< Upper bounds or dimensions. */ int *order; /**< Ordering of dimensions. */ - type *element_type; /**< The type of the array elements. */ + ir_type *element_type; /**< The type of the array elements. */ entity *element_ent; /**< Entity for the array elements, to be used for element selection with Sel. */ } arr_attr; @@ -89,7 +91,7 @@ typedef struct { /** pointer attributes */ typedef struct { - type *points_to; /**< The type of the entity the pointer points to. */ + ir_type *points_to; /**< The type of the entity the pointer points to. */ } ptr_attr; /* @@ -113,15 +115,20 @@ typedef union { ptr_attr pa; /**< attributes of a pointer type */ } tp_attr; +enum type_flags { + tf_none = 0, /**< No flags. */ + tf_frame_type = 1, /**< Set if this is a frame type. */ + tf_lowered_type = 2, /**< Set if this is a lowered type. */ + tf_layout_fixed = 4 /**< set if the layout of a type is fixed */ +}; + /** the structure of a type */ -struct type { +struct ir_type { firm_kind kind; /**< the firm kind, must be k_type */ const tp_op *type_op; /**< the type operation of the type */ ident *name; /**< The name of the type */ visibility visibility; /**< Visibility of entities of this type. */ - char frame_type; /**< True if this is a frame type, false else */ - type_state state; /**< Represents the types state: layout undefined or - fixed. */ + unsigned flags; /**< Type flags, a bitmask of enum type_flags. */ int size; /**< Size of an entity of this type. This is determined when fixing the layout of this class. Size must be given in bits. */ @@ -133,11 +140,12 @@ struct type { unsigned long visit; /**< visited counter for walks of the type information */ void *link; /**< holds temporary data - like in irnode_t.h */ struct dbg_info *dbi; /**< A pointer to information for debug support. */ + ir_type *assoc_type; /**< The associated lowered/unlowered type */ /* ------------- fields for analyses ---------------*/ #ifdef DEBUG_libfirm - int nr; /**< a unique node number for each node to make output + long nr; /**< a unique node number for each node to make output readable. */ #endif tp_attr attr; /* type kind specific fields. This must be the last @@ -155,44 +163,44 @@ struct type { * @return A new type of the given type. The remaining private attributes are not * initialized. The type is in state layout_undefined. */ -type * +ir_type * new_type(tp_op *type_op, ir_mode *mode, ident *name, dbg_info *db); -void free_type_attrs (type *tp); - -void free_class_entities (type *clss); -void free_struct_entities (type *strct); -void free_method_entities (type *method); -void free_union_entities (type *uni); -void free_array_entities (type *array); -void free_enumeration_entities(type *enumeration); -void free_pointer_entities (type *pointer); - -void free_array_automatic_entities(type *array); - -void free_class_attrs (type *clss); -void free_struct_attrs (type *strct); -void free_method_attrs (type *method); -void free_union_attrs (type *uni); -void free_array_attrs (type *array); -void free_enumeration_attrs(type *enumeration); -void free_pointer_attrs (type *pointer); - -void set_class_mode(type *tp, ir_mode *mode); -void set_struct_mode(type *tp, ir_mode *mode); -void set_pointer_mode(type *tp, ir_mode *mode); -void set_primitive_mode(type *tp, ir_mode *mode); -void set_enumeration_mode(type *tp, ir_mode *mode); - -void set_class_size_bits(type *tp, int bits); -void set_struct_size_bits(type *tp, int bits); -void set_union_size_bits(type *tp, int bits); -void set_array_size_bits(type *tp, int size); -void set_default_size_bits(type *tp, int size); +void free_type_attrs (ir_type *tp); + +void free_class_entities (ir_type *clss); +void free_struct_entities (ir_type *strct); +void free_method_entities (ir_type *method); +void free_union_entities (ir_type *uni); +void free_array_entities (ir_type *array); +void free_enumeration_entities(ir_type *enumeration); +void free_pointer_entities (ir_type *pointer); + +void free_array_automatic_entities(ir_type *array); + +void free_class_attrs (ir_type *clss); +void free_struct_attrs (ir_type *strct); +void free_method_attrs (ir_type *method); +void free_union_attrs (ir_type *uni); +void free_array_attrs (ir_type *array); +void free_enumeration_attrs(ir_type *enumeration); +void free_pointer_attrs (ir_type *pointer); + +void set_class_mode(ir_type *tp, ir_mode *mode); +void set_struct_mode(ir_type *tp, ir_mode *mode); +void set_pointer_mode(ir_type *tp, ir_mode *mode); +void set_primitive_mode(ir_type *tp, ir_mode *mode); +void set_enumeration_mode(ir_type *tp, ir_mode *mode); + +void set_class_size_bits(ir_type *tp, int bits); +void set_struct_size_bits(ir_type *tp, int bits); +void set_union_size_bits(ir_type *tp, int bits); +void set_array_size_bits(ir_type *tp, int size); +void set_default_size_bits(ir_type *tp, int size); /** * Initialize the type module. * - * @param builtin_db debug info for builtin objects + * @param builtin_db debug info for built-in objects * @param default_cc_mask default calling conventions for methods */ void firm_init_type(dbg_info *builtin_db, unsigned default_cc_mask); @@ -209,61 +217,61 @@ static INLINE unsigned long _get_master_type_visited(void) { return firm_typ static INLINE void _inc_master_type_visited(void) { ++firm_type_visited; } static INLINE void * -_get_type_link(const type *tp) { +_get_type_link(const ir_type *tp) { assert(tp && tp->kind == k_type); return(tp -> link); } static INLINE void -_set_type_link(type *tp, void *l) { +_set_type_link(ir_type *tp, void *l) { assert(tp && tp->kind == k_type); tp -> link = l; } static INLINE const tp_op* -_get_type_tpop(const type *tp) { +_get_type_tpop(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->type_op; } static INLINE ident* -_get_type_tpop_nameid(const type *tp) { +_get_type_tpop_nameid(const ir_type *tp) { assert(tp && tp->kind == k_type); return get_tpop_ident(tp->type_op); } static INLINE tp_opcode -_get_type_tpop_code(const type *tp) { +_get_type_tpop_code(const ir_type *tp) { assert(tp && tp->kind == k_type); return get_tpop_code(tp->type_op); } static INLINE ir_mode * -_get_type_mode(const type *tp) { +_get_type_mode(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->mode; } static INLINE ident * -_get_type_ident(const type *tp) { +_get_type_ident(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->name; } static INLINE void -_set_type_ident(type *tp, ident* id) { +_set_type_ident(ir_type *tp, ident* id) { assert(tp && tp->kind == k_type); tp->name = id; } static INLINE int -_get_type_size_bits(const type *tp) { +_get_type_size_bits(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->size; } static INLINE int -_get_type_size_bytes(const type *tp) { +_get_type_size_bytes(const ir_type *tp) { int size = _get_type_size_bits(tp); if (size < 0) return -1; @@ -275,38 +283,38 @@ _get_type_size_bytes(const type *tp) { } static INLINE type_state -_get_type_state(const type *tp) { +_get_type_state(const ir_type *tp) { assert(tp && tp->kind == k_type); - return tp->state; + return tp->flags & tf_layout_fixed ? layout_fixed : layout_undefined; } static INLINE unsigned long -_get_type_visited(const type *tp) { +_get_type_visited(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->visit; } static INLINE void -_set_type_visited(type *tp, unsigned long num) { +_set_type_visited(ir_type *tp, unsigned long num) { assert(tp && tp->kind == k_type); tp->visit = num; } static INLINE void -_mark_type_visited(type *tp) { +_mark_type_visited(ir_type *tp) { assert(tp && tp->kind == k_type); assert(tp->visit < firm_type_visited); tp->visit = firm_type_visited; } static INLINE int -_type_visited(const type *tp) { +_type_visited(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->visit >= firm_type_visited; } static INLINE int -_type_not_visited(const type *tp) { +_type_not_visited(const ir_type *tp) { assert(tp && tp->kind == k_type); return tp->visit < firm_type_visited; } @@ -317,94 +325,106 @@ _is_type(const void *thing) { } static INLINE int -_is_class_type(const type *clss) { +_is_class_type(const ir_type *clss) { assert(clss); return (clss->type_op == type_class); } static INLINE int -_get_class_n_members (const type *clss) { +_get_class_n_members (const ir_type *clss) { assert(clss && (clss->type_op == type_class)); return (ARR_LEN (clss->attr.ca.members)); } static INLINE entity * -_get_class_member (const type *clss, int pos) { +_get_class_member (const ir_type *clss, int pos) { assert(clss && (clss->type_op == type_class)); assert(pos >= 0 && pos < _get_class_n_members(clss)); return clss->attr.ca.members[pos]; } static INLINE int -_is_struct_type(const type *strct) { +_is_class_final (const ir_type *clss) { + assert(clss && (clss->type_op == type_class)); + return clss->attr.ca.final; +} + +static INLINE void +_set_class_final (ir_type *clss, int final) { + assert(clss && (clss->type_op == type_class)); + clss->attr.ca.final = final; +} + +static INLINE int +_is_struct_type(const ir_type *strct) { assert(strct); return (strct->type_op == type_struct); } static INLINE int -_is_method_type(const type *method) { +_is_method_type(const ir_type *method) { assert(method); return (method->type_op == type_method); } static INLINE int -_is_union_type(const type *uni) { +_is_union_type(const ir_type *uni) { assert(uni); return (uni->type_op == type_union); } static INLINE int -_is_array_type(const type *array) { +_is_array_type(const ir_type *array) { assert(array); return (array->type_op == type_array); } static INLINE int -_is_enumeration_type(const type *enumeration) { +_is_enumeration_type(const ir_type *enumeration) { assert(enumeration); return (enumeration->type_op == type_enumeration); } static INLINE int -_is_pointer_type(const type *pointer) { +_is_pointer_type(const ir_type *pointer) { assert(pointer); return (pointer->type_op == type_pointer); } /** Returns true if a type is a primitive type. */ static INLINE int -_is_primitive_type(const type *primitive) { +_is_primitive_type(const ir_type *primitive) { assert(primitive && primitive->kind == k_type); return (primitive->type_op == type_primitive); } static INLINE int -_is_atomic_type(const type *tp) { +_is_atomic_type(const ir_type *tp) { assert(tp && tp->kind == k_type); return (_is_primitive_type(tp) || _is_pointer_type(tp) || _is_enumeration_type(tp)); } static INLINE int -_get_method_n_params(const type *method) { +_get_method_n_params(const ir_type *method) { assert(method && (method->type_op == type_method)); return method->attr.ma.n_params; } static INLINE int -_get_method_n_ress(const type *method) { +_get_method_n_ress(const ir_type *method) { assert(method && (method->type_op == type_method)); return method->attr.ma.n_res; } static INLINE unsigned -_get_method_additional_properties(const type *method) { +_get_method_additional_properties(const ir_type *method) { assert(method && (method->type_op == type_method)); return method->attr.ma.additional_properties; } static INLINE void -_set_method_additional_properties(type *method, unsigned mask) { +_set_method_additional_properties(ir_type *method, unsigned mask) { assert(method && (method->type_op == type_method)); /* do not allow to set the mtp_property_inherited flag or @@ -413,7 +433,7 @@ _set_method_additional_properties(type *method, unsigned mask) { } static INLINE void -_set_method_additional_property(type *method, mtp_additional_property flag) { +_set_method_additional_property(ir_type *method, mtp_additional_property flag) { assert(method && (method->type_op == type_method)); /* do not allow to set the mtp_property_inherited flag or @@ -422,13 +442,13 @@ _set_method_additional_property(type *method, mtp_additional_property flag) { } static INLINE unsigned -_get_method_calling_convention(const type *method) { +_get_method_calling_convention(const ir_type *method) { assert(method && (method->type_op == type_method)); return method->attr.ma.irg_calling_conv; } static INLINE void -_set_method_calling_convention(type *method, unsigned cc_mask) { +_set_method_calling_convention(ir_type *method, unsigned cc_mask) { assert(method && (method->type_op == type_method)); method->attr.ma.irg_calling_conv = cc_mask; } @@ -444,7 +464,8 @@ _set_method_calling_convention(type *method, unsigned cc_mask) { #define get_type_mode(tp) _get_type_mode(tp) #define get_type_ident(tp) _get_type_ident(tp) #define set_type_ident(tp, id) _set_type_ident(tp, id) -#define get_type_size(tp) _get_type_size(tp) +#define get_type_size_bits(tp) _get_type_size_bits(tp) +#define get_type_size_bytes(tp) _get_type_size_bytes(tp) #define get_type_state(tp) _get_type_state(tp) #define get_type_visited(tp) _get_type_visited(tp) #define set_type_visited(tp, num) _set_type_visited(tp, num) @@ -455,6 +476,8 @@ _set_method_calling_convention(type *method, unsigned cc_mask) { #define is_Class_type(clss) _is_class_type(clss) #define get_class_n_members(clss) _get_class_n_members(clss) #define get_class_member(clss, pos) _get_class_member(clss, pos) +#define is_class_final(clss) _is_class_final(clss) +#define set_class_final(clss, final) _set_class_final(clss, final) #define is_Struct_type(strct) _is_struct_type(strct) #define is_Method_type(method) _is_method_type(method) #define is_Union_type(uni) _is_union_type(uni)