X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firgraph_t.h;h=e0ade39dae032f43f9e3b8e8c4a4134369dca8b1;hb=abbf9492df1993d211412ba520feb81de0688c2a;hp=af39b5ae10bba1a4fc3c30cd91ed8e38b9a04597;hpb=38b8c7fed1b7a0bdd9667f73a7a8c8b25fbaa563;p=libfirm diff --git a/ir/ir/irgraph_t.h b/ir/ir/irgraph_t.h index af39b5ae1..e0ade39da 100644 --- a/ir/ir/irgraph_t.h +++ b/ir/ir/irgraph_t.h @@ -1,93 +1,610 @@ -/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe -* All rights reserved. -*/ +/* + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. + * + * This file is part of libFirm. + * + * 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. + * + * Licensees holding valid libFirm Professional Edition licenses may use + * this file in accordance with the libFirm Commercial License. + * Agreement provided with the Software. + * + * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE + * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE. + */ /** -* @file irgraph_t.h -* -* ir graph construction. -* -* @author Martin Trapp, Christian Schaefer -*/ - -/* $Id$ */ - -# ifndef _IRGRAPH_T_H_ -# define _IRGRAPH_T_H_ -# include "obst.h" -# include "pset.h" -# include "irgraph.h" -# include "firm_common_t.h" + * @file + * @brief Entry point to the representation of procedure code -- internal header. + * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck + * @version $Id$ + */ +#ifndef FIRM_IR_IRGRAPH_T_H +#define FIRM_IR_IRGRAPH_T_H +#include "firm_types.h" +#include "irgraph.h" + +#include "irtypes.h" +#include "irprog.h" +#include "pseudo_irg.h" +#include "type_t.h" +#include "entity_t.h" +#include "iredgekinds.h" + +#include "irloop.h" + +#include "obst.h" +#include "pset.h" +#include "set.h" + +/** Suffix that is added to every frame type. */ #define FRAME_TP_SUFFIX "frame_tp" -/** ir_graph holds all information for a procedure */ -struct ir_graph { - /* -- Basics of the representation -- */ - struct entity *ent; /**< The entity of this procedure, i.e., - the type of the procedure and the - class it belongs to. */ - struct type *frame_type; /**< A class type representing the stack frame. - Can include "inner" methods. */ - struct ir_node *start_block; /**< block the start node will belong to */ - struct ir_node *start; /**< start node of this ir_graph */ - struct ir_node *end_block; /**< block the end node will belong to */ - struct ir_node *end; /**< end node of this ir_graph */ - struct ir_node *cstore; /**< constant store -- no more needed!! */ - struct ir_node *frame; /**< method's frame */ - struct ir_node *globals; /**< pointer to the data segment containing all - globals as well as global procedures. */ - struct ir_node *args; /**< methods arguments */ - struct ir_node *bad; /**< bad node of this ir_graph, the one and - only in this graph */ - struct ir_node *unknown; /**< unknown node of this ir_graph */ - struct obstack *obst; /**< obstack where all of the ir_nodes live */ - struct ir_node *current_block; /**< block for newly gen_*()-erated - ir_nodes */ - - /* -- Fields indicating different states of irgraph -- */ - irg_phase_state phase_state; /**< compiler phase */ - op_pinned pinned; /**< Flag for status of nodes */ - irg_outs_state outs_state; /**< Out edges. */ - irg_dom_state dom_state; /**< Dominator information */ - - /* -- Fields for construction -- */ -#if USE_EXPLICIT_PHI_IN_STACK - struct Phi_in_stack *Phi_in_stack; /**< needed for automatic Phi construction */ -#endif - int n_loc; /**< number of local variable in this - procedure including procedure parameters. */ - - /* -- Fields for optimizations / analysis information -- */ - pset *value_table; /**< hash table for global value numbering (cse) - for optimizing use in iropt.c */ - struct ir_node **outs; /**< Space for the out arrays. */ - struct ir_loop *loop; /**< The outermost loop */ - void *link; /**< A void* field to link any information to - the node. */ - - /* -- Fields for Walking the graph -- */ - unsigned long visited; /**< this flag is an identifier for - ir walk. it will be incremented - every time someone walks through - the graph */ - unsigned long block_visited; /**< same as visited, for a complete block */ -#ifdef DEBUG_libfirm - int graph_nr; /**< a unique graph number for each graph to make output - readable. */ -#endif -}; +/** + * Initializes the graph construction module. + */ +void firm_init_irgraph(void); -void init_irgraph(void); +/** + * Set the number of locals for a given graph. + * + * @param irg the graph + * @param n_loc number of locals + */ +void irg_set_nloc(ir_graph *res, int n_loc); + +/** + * Internal constructor that does not add to irp_irgs or the like. + */ +ir_graph *new_r_ir_graph(ir_entity *ent, int n_loc); -/** Make a rudimentary ir graph for the constant code. - Must look like a correct irg, spare everything else. */ +/** + * Make a rudimentary ir graph for the constant code. + * Must look like a correct irg, spare everything else. + */ ir_graph *new_const_code_irg(void); -INLINE void -set_irg_pinned (ir_graph *irg, op_pinned p); +/** + * Create a new graph that is a copy of a given one. + * Uses the link fields of the original graphs. + * + * @param irg The graph that must be copied. + */ +ir_graph *create_irg_copy(ir_graph *irg); + +/** + * Set the op_pin_state_pinned state of a graph. + * + * @param irg the IR graph + * @param p new pin state + */ +void set_irg_pinned(ir_graph *irg, op_pin_state p); /** Returns the obstack associated with the graph. */ -struct obstack *get_irg_obstack(ir_graph *irg); +struct obstack *get_irg_obstack(const ir_graph *irg); + +/** + * Returns true if the node n is allocated on the storage of graph irg. + * + * @param irg the IR graph + * @param n the IR node + */ +int node_is_in_irgs_storage(ir_graph *irg, ir_node *n); + +/*-------------------------------------------------------------------*/ +/* inline functions for graphs */ +/*-------------------------------------------------------------------*/ + +static inline int _is_ir_graph(const void *thing) +{ + return (get_kind(thing) == k_ir_graph); +} + +/** Returns the start block of a graph. */ +static inline ir_node *_get_irg_start_block(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_start_block); +} + +static inline void _set_irg_start_block(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_start_block, node); +} + +static inline ir_node *_get_irg_start(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_start); +} + +static inline void _set_irg_start(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_start, node); +} + +static inline ir_node *_get_irg_end_block(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_end_block); +} + +static inline void _set_irg_end_block(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, -1, node); + set_irn_n(irg->anchor, anchor_end_block, node); +} + +static inline ir_node *_get_irg_end(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_end); +} + +static inline void _set_irg_end(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_end, node); +} + +static inline ir_node *_get_irg_end_reg(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_end_reg); +} + +static inline void _set_irg_end_reg(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_end_reg, node); +} + +static inline ir_node *_get_irg_end_except(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_end_except); +} + +static inline void _set_irg_end_except(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_end_except, node); +} + +static inline ir_node *_get_irg_initial_exec(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_initial_exec); +} + +static inline void _set_irg_initial_exec(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_initial_exec, node); +} + +static inline ir_node *_get_irg_frame(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_frame); +} + +static inline void _set_irg_frame(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_frame, node); +} + +static inline ir_node *_get_irg_tls(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_tls); +} + +static inline void _set_irg_tls(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_tls, node); +} + +static inline ir_node *_get_irg_initial_mem(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_initial_mem); +} + +static inline void _set_irg_initial_mem(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_initial_mem, node); +} + +static inline ir_node *_get_irg_args(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_args); +} + +static inline void _set_irg_args(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_args, node); +} + +static inline ir_node *_get_irg_bad(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_bad); +} + +static inline void _set_irg_bad(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_bad, node); +} + +static inline ir_node * _get_irg_no_mem(const ir_graph *irg) +{ + return get_irn_intra_n(irg->anchor, anchor_no_mem); +} + +static inline void _set_irg_no_mem(ir_graph *irg, ir_node *node) +{ + set_irn_n(irg->anchor, anchor_no_mem, node); +} + +static inline ir_node *_get_irg_current_block(const ir_graph *irg) +{ + return irg->current_block; +} + +static inline void _set_irg_current_block(ir_graph *irg, ir_node *node) +{ + irg->current_block = node; +} + +static inline ir_entity *_get_irg_entity(const ir_graph *irg) +{ + assert(irg); + return irg->ent; +} + +static inline void _set_irg_entity(ir_graph *irg, ir_entity *ent) +{ + irg->ent = ent; +} + +static inline ir_type *_get_irg_frame_type(ir_graph *irg) +{ + assert(irg->frame_type); + return irg->frame_type; +} + +static inline void _set_irg_frame_type(ir_graph *irg, ir_type *ftp) +{ + assert(is_frame_type(ftp)); + irg->frame_type = ftp; +} + +static inline struct obstack *_get_irg_obstack(const ir_graph *irg) +{ + return irg->obst; +} + + +static inline irg_phase_state _get_irg_phase_state(const ir_graph *irg) +{ + return irg->phase_state; +} + +static inline void _set_irg_phase_state(ir_graph *irg, irg_phase_state state) +{ + irg->phase_state = state; +} -# endif /* _IRGRAPH_T_H_ */ +static inline op_pin_state _get_irg_pinned(const ir_graph *irg) +{ + return irg->irg_pinned_state; +} + +static inline irg_outs_state _get_irg_outs_state(const ir_graph *irg) +{ + return irg->outs_state; +} + +static inline void _set_irg_outs_inconsistent(ir_graph *irg) +{ + if (irg->outs_state == outs_consistent) + irg->outs_state = outs_inconsistent; +} + +static inline irg_extblk_state _get_irg_extblk_state(const ir_graph *irg) +{ + return irg->extblk_state; +} + +static inline void _set_irg_extblk_inconsistent(ir_graph *irg) +{ + if (irg->extblk_state == extblk_valid) + irg->extblk_state = extblk_invalid; +} + +static inline irg_dom_state _get_irg_dom_state(const ir_graph *irg) +{ + return irg->dom_state; +} + +static inline irg_dom_state _get_irg_postdom_state(const ir_graph *irg) +{ + return irg->pdom_state; +} + +static inline void _set_irg_doms_inconsistent(ir_graph *irg) +{ + if (irg->dom_state != dom_none) + irg->dom_state = dom_inconsistent; + if (irg->pdom_state != dom_none) + irg->pdom_state = dom_inconsistent; +} + +static inline irg_loopinfo_state _get_irg_loopinfo_state(const ir_graph *irg) +{ + return irg->loopinfo_state; +} + +static inline void _set_irg_loopinfo_state(ir_graph *irg, irg_loopinfo_state s) +{ + irg->loopinfo_state = s; +} + +static inline void _set_irg_loopinfo_inconsistent(ir_graph *irg) +{ + irg->loopinfo_state &= ~loopinfo_valid; +} + +static inline void _set_irg_pinned(ir_graph *irg, op_pin_state p) +{ + irg->irg_pinned_state = p; +} + +static inline irg_callee_info_state _get_irg_callee_info_state(const ir_graph *irg) +{ + return irg->callee_info_state; +} + +static inline void _set_irg_callee_info_state(ir_graph *irg, irg_callee_info_state s) +{ + irg_callee_info_state irp_state = get_irp_callee_info_state(); + + irg->callee_info_state = s; + + /* I could compare ... but who knows? */ + if ((irp_state == irg_callee_info_consistent) || + ((irp_state == irg_callee_info_inconsistent) && (s == irg_callee_info_none))) + set_irp_callee_info_state(s); +} + +static inline irg_inline_property _get_irg_inline_property(const ir_graph *irg) +{ + return irg->inline_property; +} + +static inline void _set_irg_inline_property(ir_graph *irg, irg_inline_property s) +{ + irg->inline_property = s; +} + +static inline unsigned _get_irg_additional_properties(const ir_graph *irg) +{ + if (irg->additional_properties & mtp_property_inherited) + return get_method_additional_properties(get_entity_type(irg->ent)); + return irg->additional_properties; +} + +static inline void _set_irg_additional_properties(ir_graph *irg, unsigned mask) +{ + irg->additional_properties = mask & ~mtp_property_inherited; +} + +static inline void _set_irg_additional_property(ir_graph *irg, mtp_additional_property flag) +{ + unsigned prop = irg->additional_properties; + + if (prop & mtp_property_inherited) + prop = get_method_additional_properties(get_entity_type(irg->ent)); + irg->additional_properties = prop | flag; +} + +static inline void _set_irg_link(ir_graph *irg, void *thing) +{ + irg->link = thing; +} + +static inline void *_get_irg_link(const ir_graph *irg) +{ + return irg->link; +} + +static inline ir_visited_t _get_irg_visited(const ir_graph *irg) +{ + return irg->visited; +} + +static inline ir_visited_t _get_irg_block_visited(const ir_graph *irg) +{ + return irg->block_visited; +} + +static inline void _set_irg_block_visited(ir_graph *irg, ir_visited_t visited) +{ + irg->block_visited = visited; +} + +static inline void _inc_irg_block_visited(ir_graph *irg) +{ + ++irg->block_visited; +} + +static inline void _dec_irg_block_visited(ir_graph *irg) +{ + --irg->block_visited; +} + +static inline unsigned _get_irg_estimated_node_cnt(const ir_graph *irg) +{ + return irg->estimated_node_count; +} + +/* Return the floating point model of this graph. */ +static inline unsigned _get_irg_fp_model(const ir_graph *irg) +{ + return irg->fp_model; +} + +static inline void _set_irg_state(ir_graph *irg, ir_graph_state_t state) +{ + irg->state |= state; +} + +static inline void _clear_irg_state(ir_graph *irg, ir_graph_state_t state) +{ + irg->state &= ~state; +} + +static inline int _is_irg_state(const ir_graph *irg, ir_graph_state_t state) +{ + return (irg->state & state) == state; +} + +/** + * Allocates a new idx in the irg for the node and adds the irn to the idx -> irn map. + * @param irg The graph. + * @param irn The node. + * @return The index allocated for the node. + */ +static inline unsigned irg_register_node_idx(ir_graph *irg, ir_node *irn) { + unsigned idx = irg->last_node_idx++; + if (idx >= (unsigned)ARR_LEN(irg->idx_irn_map)) + ARR_RESIZE(ir_node *, irg->idx_irn_map, idx + 1); + + irg->idx_irn_map[idx] = irn; + return idx; +} + +/** + * Kill a node from the irg. BEWARE: this kills + * all later created nodes. + */ +static inline void irg_kill_node(ir_graph *irg, ir_node *n) +{ + unsigned idx = get_irn_idx(n); + assert(idx + 1 == irg->last_node_idx); + + if (idx + 1 == irg->last_node_idx) + --irg->last_node_idx; + irg->idx_irn_map[idx] = NULL; + obstack_free(irg->obst, n); +} + +/** + * Get the node for an index. + * @param irg The graph. + * @param idx The index you want the node for. + * @return The node with that index or NULL, if there is no node with that index. + * @note The node you got might be dead. + */ +static inline ir_node *_get_idx_irn(ir_graph *irg, unsigned idx) +{ + assert(idx < (unsigned) ARR_LEN(irg->idx_irn_map)); + return irg->idx_irn_map[idx]; +} + +/** + * Return the number of anchors in this graph. + */ +static inline int get_irg_n_anchors(const ir_graph *irg) +{ + return get_irn_arity(irg->anchor); +} + +/** + * Return anchor for given index + */ +static inline ir_node *get_irg_anchor(const ir_graph *irg, int idx) +{ + return get_irn_intra_n(irg->anchor, idx); +} + +/** + * Set anchor for given index + */ +static inline void set_irg_anchor(ir_graph *irg, int idx, ir_node *irn) +{ + set_irn_n(irg->anchor, idx, irn); +} + +#ifdef INTERPROCEDURAL_VIEW +extern int firm_interprocedural_view; + +static inline int _get_interprocedural_view(void) +{ + return firm_interprocedural_view; +} + +#define get_interprocedural_view() _get_interprocedural_view() +#endif + +#define is_ir_graph(thing) _is_ir_graph(thing) +#define get_irg_start_block(irg) _get_irg_start_block(irg) +#define set_irg_start_block(irg, node) _set_irg_start_block(irg, node) +#define get_irg_start(irg) _get_irg_start(irg) +#define set_irg_start(irg, node) _set_irg_start(irg, node) +#define get_irg_end_block(irg) _get_irg_end_block(irg) +#define set_irg_end_block(irg, node) _set_irg_end_block(irg, node) +#define get_irg_end(irg) _get_irg_end(irg) +#define set_irg_end(irg, node) _set_irg_end(irg, node) +#define get_irg_end_reg(irg) _get_irg_end_reg(irg) +#define set_irg_end_reg(irg, node) _set_irg_end_reg(irg, node) +#define get_irg_end_except(irg) _get_irg_end_except(irg) +#define set_irg_end_except(irg, node) _set_irg_end_except(irg, node) +#define get_irg_initial_exec(irg) _get_irg_initial_exec(irg) +#define set_irg_initial_exec(irg, node) _set_irg_initial_exec(irg, node) +#define get_irg_frame(irg) _get_irg_frame(irg) +#define set_irg_frame(irg, node) _set_irg_frame(irg, node) +#define get_irg_tls(irg) _get_irg_tls(irg) +#define set_irg_tls(irg, node) _set_irg_tls(irg, node) +#define get_irg_initial_mem(irg) _get_irg_initial_mem(irg) +#define set_irg_initial_mem(irg, node) _set_irg_initial_mem(irg, node) +#define get_irg_args(irg) _get_irg_args(irg) +#define set_irg_args(irg, node) _set_irg_args(irg, node) +#define get_irg_bad(irg) _get_irg_bad(irg) +#define set_irg_bad(irg, node) _set_irg_bad(irg, node) +#define get_irg_no_mem(irg) _get_irg_no_mem(irg) +#define set_irn_no_mem(irg, node) _set_irn_no_mem(irg, node) +#define get_irg_current_block(irg) _get_irg_current_block(irg) +#define set_irg_current_block(irg, node) _set_irg_current_block(irg, node) +#define get_irg_entity(irg) _get_irg_entity(irg) +#define set_irg_entity(irg, ent) _set_irg_entity(irg, ent) +#define get_irg_frame_type(irg) _get_irg_frame_type(irg) +#define set_irg_frame_type(irg, ftp) _set_irg_frame_type(irg, ftp) +#define get_irg_obstack(irg) _get_irg_obstack(irg) +#define get_irg_phase_state(irg) _get_irg_phase_state(irg) +#define set_irg_phase_state(irg, state) _set_irg_phase_state(irg, state) +#define get_irg_pinned(irg) _get_irg_pinned(irg) +#define get_irg_outs_state(irg) _get_irg_outs_state(irg) +#define set_irg_outs_inconsistent(irg) _set_irg_outs_inconsistent(irg) +#define get_irg_extblk_state(irg) _get_irg_extblk_state(irg) +#define set_irg_extblk_inconsistent(irg) _set_irg_extblk_inconsistent(irg) +#define get_irg_dom_state(irg) _get_irg_dom_state(irg) +#define get_irg_postdom_state(irg) _get_irg_postdom_state(irg) +#define set_irg_doms_inconsistent(irg) _set_irg_doms_inconsistent(irg) +#define get_irg_loopinfo_state(irg) _get_irg_loopinfo_state(irg) +#define set_irg_loopinfo_state(irg, s) _set_irg_loopinfo_state(irg, s) +#define set_irg_loopinfo_inconsistent(irg) _set_irg_loopinfo_inconsistent(irg) +#define set_irg_pinned(irg, p) _set_irg_pinned(irg, p) +#define get_irg_callee_info_state(irg) _get_irg_callee_info_state(irg) +#define set_irg_callee_info_state(irg, s) _set_irg_callee_info_state(irg, s) +#define get_irg_inline_property(irg) _get_irg_inline_property(irg) +#define set_irg_inline_property(irg, s) _set_irg_inline_property(irg, s) +#define get_irg_additional_properties(irg) _get_irg_additional_properties(irg) +#define set_irg_additional_properties(irg, m) _set_irg_additional_properties(irg, m) +#define set_irg_additional_property(irg, f) _set_irg_additional_property(irg, f) +#define set_irg_link(irg, thing) _set_irg_link(irg, thing) +#define get_irg_link(irg) _get_irg_link(irg) +#define get_irg_visited(irg) _get_irg_visited(irg) +#define get_irg_block_visited(irg) _get_irg_block_visited(irg) +#define set_irg_block_visited(irg, v) _set_irg_block_visited(irg, v) +#define inc_irg_block_visited(irg) _inc_irg_block_visited(irg) +#define dec_irg_block_visited(irg) _dec_irg_block_visited(irg) +#define get_irg_estimated_node_cnt(irg) _get_irg_estimated_node_cnt(irg) +#define get_irg_fp_model(irg) _get_irg_fp_model(irg) +#define get_idx_irn(irg, idx) _get_idx_irn(irg, idx) +#define set_irg_state(irg, state) _set_irg_state(irg, state) +#define clear_irg_state(irg, state) _clear_irg_state(irg, state) +#define is_irg_state(irg, state) _is_irg_state(irg, state) + +#endif