X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Fentity_t.h;h=a3f46ca88ff3c2fab9554c48cd4906f782bfc8ed;hb=7cbf2ffb42818392ceb45b0289d3c05940f60a08;hp=b3c026661eb2c7aa65a647af0572ce873eea7b14;hpb=fca020945a8776d055cc1f263e63e071f5a37fd8;p=libfirm diff --git a/ir/tr/entity_t.h b/ir/tr/entity_t.h index b3c026661..a3f46ca88 100644 --- a/ir/tr/entity_t.h +++ b/ir/tr/entity_t.h @@ -1,62 +1,74 @@ /* - * Project: libFIRM - * File name: ir/tr/entity_t.h - * Purpose: Representation of all program known entities -- private header. - * Author: Martin Trapp, Christian Schaefer - * Modified by: Goetz Lindenmaier, Michael Beck - * Created: - * CVS-ID: $Id$ - * Copyright: (c) 1998-2007 Universität Karlsruhe - * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. - */ - -/** - * @file entity_t.h + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. * - * entity.h: entities represent all program known objects. + * This file is part of libFirm. * - * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier + * This file may be distributed and/or modified under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation and appearing in the file LICENSE.GPL included in the + * packaging of this file. * - * An entity is the representation of program known objects in Firm. - * The primary concept of entities is to represent members of complex - * types, i.e., fields and methods of classes. As not all programming - * language model all variables and methods as members of some class, - * the concept of entities is extended to cover also local and global - * variables, and arbitrary procedures. + * Licensees holding valid libFirm Professional Edition licenses may use + * this file in accordance with the libFirm Commercial License. + * Agreement provided with the Software. * - * An entity always specifies the type of the object it represents and - * the type of the object it is a part of, the owner of the entity. - * Originally this is the type of the class of which the entity is a - * member. - * The owner of local variables is the procedure they are defined in. - * The owner of global variables and procedures visible in the whole - * program is a universally defined class type "GlobalType". The owner - * of procedures defined in the scope of an other procedure is the - * enclosing procedure. + * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE + * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE. */ -#ifndef _FIRM_TR_ENTITY_T_H_ -#define _FIRM_TR_ENTITY_T_H_ +/* + * @file + * @brief Representation of all program known entities -- private header. + * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck + * @version $Id$ + */ +#ifndef FIRM_TR_ENTITY_T_H +#define FIRM_TR_ENTITY_T_H -#include "firm_common_t.h" -#include "firm_config.h" +#include +#include "typerep.h" #include "type_t.h" -#include "entity.h" -#include "typegmod.h" -#include "mangle.h" +#include "ident.h" #include "pseudo_irg.h" +#include "compound_path.h" + +typedef struct ir_initializer_base_t { + ir_initializer_kind_t kind; +} ir_initializer_base_t; + +/** + * An compound initializer. + */ +typedef struct ir_initializer_compound_t { + ir_initializer_base_t base; + unsigned n_initializers; + ir_initializer_t *initializers[1]; +} ir_initializer_compound_t; + +/** + * An initializer containing an ir_node, + */ +typedef struct ir_initializer_const_t { + ir_initializer_base_t base; + ir_node *value; +} ir_initializer_const_t ; -/** A path in a compound graph. */ -struct compound_graph_path { - firm_kind kind; /**< The dynamic type tag for compound graph path. */ - ir_type *tp; /**< The type this path belongs to. */ - int len; /**< The length of the path. */ - struct tuple { - int index; /**< Array index. To compute position of array elements */ - ir_entity *node; /**< The accessed entity. */ - } list[1]; /**< List of entity/index tuple of length len to express the - access path. */ +/** + * An initializer containing a tarval. + */ +typedef struct ir_initializer_tarval_t { + ir_initializer_base_t base; + tarval *value; +} ir_initializer_tarval_t ; + +union ir_initializer_t { + ir_initializer_kind_t kind; + ir_initializer_base_t base; + ir_initializer_compound_t compound; + ir_initializer_const_t consti; + ir_initializer_tarval_t tarval; }; /** The attributes for atomic entities. */ @@ -88,11 +100,15 @@ typedef struct method_ent_attr { in the virtual function table. */ ptr_access_kind *param_access; /**< the parameter access */ - float *param_weight; /**< The weight of method's parameters. Parameters - with a high weight are good for procedure cloning. */ - ir_img_section section; /**< The code section where this method should be placed */ + unsigned *param_weight; /**< The weight of method's parameters. Parameters + with a high weight are good candidates for procedure cloning. */ } method_ent_attr; +/** additional attributes for code entities */ +typedef struct code_ent_attr { + ir_label_t label; /** label of the basic block */ +} code_ent_attr; + /** * An abstract data type to represent program entities. @@ -111,23 +127,27 @@ struct ir_entity { ir_type *type; /**< The type of this entity, e.g., a method type, a basic type of the language or a class itself. */ ir_type *owner; /**< The compound type (e.g. class type) this entity belongs to. */ - ir_allocation allocation:3; /**< Distinguishes static and dynamically allocated - entities and some further cases. */ - ir_visibility visibility:3; /**< Specifies visibility to external program fragments. */ - ir_variability variability:3; /**< Specifies variability of entities content. */ - ir_volatility volatility:2; /**< Specifies volatility of entities content. */ - ir_stickyness stickyness:2; /**< Specifies whether this entity is sticky. */ - ir_peculiarity peculiarity:3; /**< The peculiarity of this entity. */ - ir_address_taken_state address_taken:3; /**< A flag that can be set to mark address taken entities. */ + unsigned allocation:3; /**< Distinguishes static and dynamically allocated + entities and some further cases. */ + unsigned visibility:3; /**< Specifies visibility to external program fragments. */ + unsigned variability:3; /**< Specifies variability of entities content. */ + unsigned volatility:1; /**< Specifies volatility of entities content. */ + unsigned aligned:1; /**< Specifies alignment of entities content. */ + unsigned stickyness:2; /**< Specifies whether this entity is sticky. */ + unsigned peculiarity:3; /**< The peculiarity of this entity. */ + unsigned usage:4; /**< flag indicating usage types of this entity, see ir_entity_usage. */ unsigned final:1; /**< If set, this entity cannot be overridden. */ unsigned compiler_gen:1; /**< If set, this entity was compiler generated. */ + unsigned backend_marked:1; /**< If set, this entity was marked by the backend for emission. */ + unsigned has_initializer:1; /**< if set, this entity is initialized by new style initializers. */ int offset; /**< Offset in bytes for this entity. Fixed when layout of owner is determined. */ + unsigned alignment; /**< entity alignment in bytes */ unsigned char offset_bit_remainder; /**< If the entity is a bit field, this is the offset of the start of the bit field within the byte specified by offset. */ - unsigned long visit; /**< visited counter for walks of the type information. */ + ir_visited_t visit; /**< visited counter for walks of the type information. */ struct dbg_info *dbi; /**< A pointer to information for debug support. */ void *link; /**< To store some intermediate information. */ ir_type *repr_class; /**< If this entity represents a class info, the associated class. */ @@ -145,6 +165,10 @@ struct ir_entity { compound_ent_attr cmpd_attr; /* ------------- fields for method entities ---------------- */ method_ent_attr mtd_attr; + /* fields for code entities */ + code_ent_attr code_attr; + /* entity initializer */ + ir_initializer_t *initializer; } attr; /**< type specific attributes */ /* ------------- fields for analyses ---------------*/ @@ -159,105 +183,129 @@ void firm_init_entity(void); /* ----------------------- inline functions ------------------------ */ -static INLINE int +static inline int _is_entity(const void *thing) { return get_kind(thing) == k_entity; } -static INLINE const char * +static inline const char * _get_entity_name(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return get_id_str(get_entity_ident(ent)); } -static INLINE ident * +static inline ident * _get_entity_ident(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->name; } -static INLINE void +static inline void _set_entity_ident(ir_entity *ent, ident *id) { assert(ent && ent->kind == k_entity); ent->name = id; } -static INLINE ir_type * +static inline ir_type * _get_entity_owner(ir_entity *ent) { assert(ent && ent->kind == k_entity); - return ent->owner = skip_tid(ent->owner); + return ent->owner; } -static INLINE ident * +static inline ident * _get_entity_ld_ident(ir_entity *ent) { assert(ent && ent->kind == k_entity); if (ent->ld_name == NULL) - ent->ld_name = mangle_entity(ent); + ent->ld_name = id_mangle_entity(ent); return ent->ld_name; } -static INLINE void +static inline void _set_entity_ld_ident(ir_entity *ent, ident *ld_ident) { assert(ent && ent->kind == k_entity); ent->ld_name = ld_ident; } -static INLINE const char * +static inline const char * _get_entity_ld_name(ir_entity *ent) { assert(ent && ent->kind == k_entity); return get_id_str(get_entity_ld_ident(ent)); } -static INLINE ir_type * +static inline ir_type * _get_entity_type(ir_entity *ent) { assert(ent && ent->kind == k_entity); - return ent->type = skip_tid(ent->type); + return ent->type; } -static INLINE void +static inline void _set_entity_type(ir_entity *ent, ir_type *type) { assert(ent && ent->kind == k_entity); ent->type = type; } -static INLINE ir_allocation +static inline ir_allocation _get_entity_allocation(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->allocation; } -static INLINE void +static inline void _set_entity_allocation(ir_entity *ent, ir_allocation al) { assert(ent && ent->kind == k_entity); ent->allocation = al; } -static INLINE ir_visibility +static inline ir_visibility _get_entity_visibility(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->visibility; } -static INLINE ir_variability +static inline ir_variability _get_entity_variability(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->variability; } -static INLINE ir_volatility +static inline ir_volatility _get_entity_volatility(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->volatility; } -static INLINE void +static inline void _set_entity_volatility(ir_entity *ent, ir_volatility vol) { assert(ent && ent->kind == k_entity); ent->volatility = vol; } -static INLINE ir_peculiarity +static inline unsigned +_get_entity_alignment(const ir_entity *ent) { + assert(ent && ent->kind == k_entity); + return ent->alignment; +} + +static inline void +_set_entity_alignment(ir_entity *ent, unsigned alignment) { + assert(ent && ent->kind == k_entity); + ent->alignment = alignment; +} + +static inline ir_align +_get_entity_aligned(const ir_entity *ent) { + assert(ent && ent->kind == k_entity); + return ent->aligned; +} + +static inline void +_set_entity_aligned(ir_entity *ent, ir_align a) { + assert(ent && ent->kind == k_entity); + ent->aligned = a; +} + +static inline ir_peculiarity _get_entity_peculiarity(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->peculiarity; @@ -270,7 +318,7 @@ _get_entity_peculiarity(const ir_entity *ent) { * describe a field? With inherited the situation changed. So * I removed the assertion. GL, 28.2.05 */ -static INLINE void +static inline void _set_entity_peculiarity(ir_entity *ent, ir_peculiarity pec) { assert(ent && ent->kind == k_entity); /* @@@ why peculiarity only for methods? */ @@ -279,135 +327,161 @@ _set_entity_peculiarity(ir_entity *ent, ir_peculiarity pec) { ent->peculiarity = pec; } -static INLINE ir_stickyness +static inline ir_stickyness _get_entity_stickyness(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->stickyness; } -static INLINE void +static inline void _set_entity_stickyness(ir_entity *ent, ir_stickyness stickyness) { assert(ent && ent->kind == k_entity); ent->stickyness = stickyness; } -static INLINE int +static inline int _is_entity_final(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return (int)ent->final; } -static INLINE void +static inline void _set_entity_final(ir_entity *ent, int final) { assert(ent && ent->kind == k_entity); ent->final = final ? 1 : 0; } -static INLINE int +static inline int _is_entity_compiler_generated(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->compiler_gen; } -static INLINE void +static inline void _set_entity_compiler_generated(ir_entity *ent, int flag) { assert(ent && ent->kind == k_entity); ent->compiler_gen = flag ? 1 : 0; } -static INLINE ir_address_taken_state -_get_entity_address_taken(const ir_entity *ent) { +static inline int +_is_entity_backend_marked(const ir_entity *ent) { + assert(ent && ent->kind == k_entity); + return ent->backend_marked; +} + +static inline void +_set_entity_backend_marked(ir_entity *ent, int flag) { assert(ent && ent->kind == k_entity); - return ent->address_taken; + ent->backend_marked = flag ? 1 : 0; } -static INLINE void -_set_entity_address_taken(ir_entity *ent, ir_address_taken_state state) { +static inline ir_entity_usage +_get_entity_usage(const ir_entity *ent) { assert(ent && ent->kind == k_entity); - assert(ir_address_not_taken <= state && state <= ir_address_taken); - ent->address_taken = state; + return ent->usage; } -static INLINE int +static inline void +_set_entity_usage(ir_entity *ent, ir_entity_usage state) { + assert(ent && ent->kind == k_entity); + ent->usage = state; +} + +static inline int _get_entity_offset(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->offset; } -static INLINE void +static inline void _set_entity_offset(ir_entity *ent, int offset) { assert(ent && ent->kind == k_entity); ent->offset = offset; } -static INLINE unsigned char +static inline unsigned char _get_entity_offset_bits_remainder(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->offset_bit_remainder; } -static INLINE void +static inline void _set_entity_offset_bits_remainder(ir_entity *ent, unsigned char offset) { assert(ent && ent->kind == k_entity); ent->offset_bit_remainder = offset; } -static INLINE void * +static inline void * _get_entity_link(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->link; } -static INLINE void +static inline void _set_entity_link(ir_entity *ent, void *l) { assert(ent && ent->kind == k_entity); ent->link = l; } -static INLINE ir_graph * +static inline ir_graph * _get_entity_irg(const ir_entity *ent) { + ir_graph *irg; assert(ent && ent->kind == k_entity); - assert(ent == unknown_entity || is_Method_type(ent->type)); - if (!get_visit_pseudo_irgs() && ent->attr.mtd_attr.irg - && is_pseudo_ir_graph(ent->attr.mtd_attr.irg)) + if (!is_Method_type(ent->type) || ent == unknown_entity) { + return NULL; + } + + irg = ent->attr.mtd_attr.irg; + if (irg != NULL && !get_visit_pseudo_irgs() && is_pseudo_ir_graph(irg)) return NULL; - return ent->attr.mtd_attr.irg; + return irg; } -static INLINE unsigned long +static inline ir_visited_t _get_entity_visited(ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->visit; } -static INLINE void -_set_entity_visited(ir_entity *ent, unsigned long num) { +static inline void +_set_entity_visited(ir_entity *ent, ir_visited_t num) { assert(ent && ent->kind == k_entity); ent->visit = num; } -static INLINE void +static inline void _mark_entity_visited(ir_entity *ent) { assert(ent && ent->kind == k_entity); ent->visit = firm_type_visited; } -static INLINE int +static inline int _entity_visited(ir_entity *ent) { return _get_entity_visited(ent) >= firm_type_visited; } -static INLINE int +static inline int _entity_not_visited(ir_entity *ent) { return _get_entity_visited(ent) < firm_type_visited; } -static INLINE ir_type * +static inline ir_type * _get_entity_repr_class(const ir_entity *ent) { assert(ent && ent->kind == k_entity); return ent->repr_class; } +static inline dbg_info * +_get_entity_dbg_info(const ir_entity *ent) { + return ent->dbi; +} + +static inline void +_set_entity_dbg_info(ir_entity *ent, dbg_info *db) { + ent->dbi = db; +} + + #define is_entity(thing) _is_entity(thing) #define get_entity_name(ent) _get_entity_name(ent) #define get_entity_ident(ent) _get_entity_ident(ent) @@ -424,6 +498,10 @@ _get_entity_repr_class(const ir_entity *ent) { #define get_entity_variability(ent) _get_entity_variability(ent) #define get_entity_volatility(ent) _get_entity_volatility(ent) #define set_entity_volatility(ent, vol) _set_entity_volatility(ent, vol) +#define set_entity_alignment(ent, alignment) _set_entity_alignment(ent, alignment) +#define get_entity_alignment(ent) _get_entity_alignment(ent) +#define get_entity_align(ent) _get_entity_align(ent) +#define set_entity_align(ent, a) _set_entity_align(ent, a) #define get_entity_peculiarity(ent) _get_entity_peculiarity(ent) #define set_entity_peculiarity(ent, pec) _set_entity_peculiarity(ent, pec) #define get_entity_stickyness(ent) _get_entity_stickyness(ent) @@ -432,8 +510,10 @@ _get_entity_repr_class(const ir_entity *ent) { #define set_entity_final(ent, final) _set_entity_final(ent, final) #define is_entity_compiler_generated(ent) _is_entity_compiler_generated(ent) #define set_entity_compiler_generated(ent, flag) _set_entity_compiler_generated(ent, flag) -#define get_entity_address_taken(ent) _get_entity_address_taken(ent) -#define set_entity_address_taken(ent, flag) _set_entity_address_taken(ent, flag) +#define is_entity_backend_marked(ent) _is_entity_backend_marked(ent) +#define set_entity_backend_marked(ent, flag) _set_entity_backend_marked(ent, flag) +#define get_entity_usage(ent) _get_entity_usage(ent) +#define set_entity_usage(ent, flags) _set_entity_usage(ent, flags) #define get_entity_offset(ent) _get_entity_offset(ent) #define set_entity_offset(ent, offset) _set_entity_offset(ent, offset) #define get_entity_offset_bits_remainder(ent) _get_entity_offset_bits_remainder(ent) @@ -447,6 +527,8 @@ _get_entity_repr_class(const ir_entity *ent) { #define entity_visited(ent) _entity_visited(ent) #define entity_not_visited(ent) _entity_not_visited(ent) #define get_entity_repr_class(ent) _get_entity_repr_class(ent) +#define get_entity_dbg_info(ent) _get_entity_dbg_info(ent) +#define set_entity_dbg_info(ent, db) _set_entity_dbg_info(ent, db) -#endif /* _FIRM_TR_ENTITY_T_H_ */ +#endif /* FIRM_TR_ENTITY_T_H */