X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Flibfirm%2Firgraph.h;h=8307504592227674d01be095ba87940af454a6af;hb=22a68e3d2ca082d2ea9381d41fa4f0b4e1a6d123;hp=6a348c2e6d1eb13488b2c2455da7101c34a45825;hpb=71b33d0ceaebdf89870f64c15b15656c538258bb;p=libfirm diff --git a/include/libfirm/irgraph.h b/include/libfirm/irgraph.h index 6a348c2e6..830750459 100644 --- a/include/libfirm/irgraph.h +++ b/include/libfirm/irgraph.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. * * This file is part of libFirm. * @@ -28,12 +28,7 @@ #include -#include "firm_config.h" #include "firm_types.h" -#include "irop.h" -#include "iropt.h" -#include "irextbb.h" -#include "typerep.h" /** * @page ir_graph The struct ir_graph @@ -131,8 +126,6 @@ void set_current_ir_graph(ir_graph *graph); * (get_irn_*, set_irn_*) is influenced by this flag. */ int get_interprocedural_view(void); void set_interprocedural_view(int state); -#else -#define get_interprocedural_view() 0 #endif /** @@ -173,7 +166,7 @@ void set_interprocedural_view(int state); * * @see new_pseudo_ir_graph() */ -ir_graph *new_ir_graph (ir_entity *ent, int n_loc); +ir_graph *new_ir_graph(ir_entity *ent, int n_loc); /** Frees the passed irgraph. * Deallocates all nodes in this graph and the ir_graph structure. @@ -183,7 +176,7 @@ ir_graph *new_ir_graph (ir_entity *ent, int n_loc); * Does not free types, entities or modes that are used only by this * graph, nor the entity standing for this graph. */ -void free_ir_graph (ir_graph *irg); +void free_ir_graph(ir_graph *irg); /* --- access routines for all ir_graph attributes --- */ @@ -193,102 +186,113 @@ void free_ir_graph (ir_graph *irg); * @param thing an arbitrary pointer * * @return - * true if the thing is a ir graph, else false + * true if the thing is a IR graph, else false */ int is_ir_graph(const void *thing); -/* #define get_irg_entity get_irg_ent */ -/* #define set_irg_entity set_irg_ent */ -ir_entity *get_irg_entity (const ir_graph *irg); -void set_irg_entity (ir_graph *irg, ir_entity *ent); +/** Returns the entity of an IR graph. */ +ir_entity *get_irg_entity(const ir_graph *irg); +/** Sets the entity of an IR graph. */ +void set_irg_entity(ir_graph *irg, ir_entity *ent); + +/** Returns the frame type of an IR graph. */ +ir_type *get_irg_frame_type(ir_graph *irg); +/** Sets the frame type of an IR graph. */ +void set_irg_frame_type(ir_graph *irg, ir_type *ftp); -ir_type *get_irg_frame_type (ir_graph *irg); -void set_irg_frame_type (ir_graph *irg, ir_type *ftp); +/** Returns the value parameter type of an IR graph. */ +ir_type *get_irg_value_param_type(ir_graph *irg); -ir_node *get_irg_start_block (const ir_graph *irg); -void set_irg_start_block (ir_graph *irg, ir_node *node); +/** Returns the start block of an IR graph. */ +ir_node *get_irg_start_block(const ir_graph *irg); +/** Sets the start block of an IR graph. */ +void set_irg_start_block(ir_graph *irg, ir_node *node); -ir_node *get_irg_start (const ir_graph *irg); -void set_irg_start (ir_graph *irg, ir_node *node); +/** Returns the Start node of an IR graph. */ +ir_node *get_irg_start(const ir_graph *irg); +/** Sets the Start node of an IR graph. */ +void set_irg_start(ir_graph *irg, ir_node *node); -ir_node *get_irg_end_block (const ir_graph *irg); -void set_irg_end_block (ir_graph *irg, ir_node *node); +/** Returns the end block of an IR graph. */ +ir_node *get_irg_end_block(const ir_graph *irg); +/** Sets the end block of an IR graph. */ +void set_irg_end_block(ir_graph *irg, ir_node *node); -ir_node *get_irg_end (const ir_graph *irg); -void set_irg_end (ir_graph *irg, ir_node *node); +/** Returns the End node of an IR graph. */ +ir_node *get_irg_end(const ir_graph *irg); +/** Sets the End node of an IR graph. */ +void set_irg_end(ir_graph *irg, ir_node *node); /* The fields end_reg and end_except contain the end nodes of the interprocedural view. If the view is not constructed they contain the normal end node. */ -ir_node *get_irg_end_reg (const ir_graph *irg); -void set_irg_end_reg (ir_graph *irg, ir_node *node); - -ir_node *get_irg_end_except (const ir_graph *irg); -void set_irg_end_except (ir_graph *irg, ir_node *node); - -/** Returns the node that represents the frame pointer. */ -ir_node *get_irg_frame (const ir_graph *irg); -/** Sets the node that represents the frame pointer. */ -void set_irg_frame (ir_graph *irg, ir_node *node); - -/** Returns the node that represents the global pointer. */ -ir_node *get_irg_globals (const ir_graph *irg); -/** Sets the node that represents the global pointer. */ -void set_irg_globals (ir_graph *irg, ir_node *node); - -/** Returns the node that represents the tls pointer. */ -ir_node *get_irg_tls (const ir_graph *irg); -/** Sets the node that represents the tls pointer. */ -void set_irg_tls (ir_graph *irg, ir_node *node); - -/** Returns the node that represents the initial memory. */ -ir_node *get_irg_initial_mem (const ir_graph *irg); -/** Sets the node that represents the initial memory. */ -void set_irg_initial_mem (ir_graph *irg, ir_node *node); - -/** Returns the node that represents the argument pointer. */ -ir_node *get_irg_args (const ir_graph *irg); -/** Sets the node that represents the argument pointer. */ -void set_irg_args (ir_graph *irg, ir_node *node); - -/** Returns the node that represents the value parameter base pointer. */ -ir_node *get_irg_value_param_base (const ir_graph *irg); -/** Sets the node that represents the value parameter base pointer. */ -void set_irg_value_param_base (ir_graph *irg, ir_node *node); - -/** Returns an array of the nodes of the argument pointer. */ -ir_node **get_irg_proj_args (const ir_graph *irg); -/** Sets the array of the nodes of the argument pointer. */ -void set_irg_proj_args (ir_graph *irg, ir_node **nodes); - -/** Returns the current block of a graph. */ -ir_node *get_irg_current_block (const ir_graph *irg); -/** Sets the current block of a graph. */ -void set_irg_current_block (ir_graph *irg, ir_node *node); - -/** Returns the Bad node. Use new_Bad() instead!! */ -ir_node *get_irg_bad (const ir_graph *irg); -void set_irg_bad (ir_graph *irg, ir_node *node); - -/** Returns the NoMem node. Use new_NoMem() instead!! */ -ir_node *get_irg_no_mem (const ir_graph *irg); -void set_irg_no_mem (ir_graph *irg, ir_node *node); - -/** Returns the number of value numbers of a graph. */ -int get_irg_n_locs (ir_graph *irg); - -#ifdef DEBUG_libfirm +ir_node *get_irg_end_reg(const ir_graph *irg); +void set_irg_end_reg(ir_graph *irg, ir_node *node); + +ir_node *get_irg_end_except(const ir_graph *irg); +void set_irg_end_except(ir_graph *irg, ir_node *node); + +/** Returns the node that represents the initial control flow of the given IR graph. */ +ir_node *get_irg_initial_exec(const ir_graph *irg); +/** Sets the node that represents the initial control of the given IR graph. */ +void set_irg_initial_exec(ir_graph *irg, ir_node *node); + +/** Returns the node that represents the frame pointer of the given IR graph. */ +ir_node *get_irg_frame(const ir_graph *irg); +/** Sets the node that represents the frame pointer of the given IR graph. */ +void set_irg_frame(ir_graph *irg, ir_node *node); + +/** Returns the node that represents the tls pointer of the given IR graph. */ +ir_node *get_irg_tls(const ir_graph *irg); +/** Sets the node that represents the tls pointer of the given IR graph. */ +void set_irg_tls(ir_graph *irg, ir_node *node); + +/** Returns the node that represents the initial memory of the given IR graph. */ +ir_node *get_irg_initial_mem(const ir_graph *irg); +/** Sets the node that represents the initial memory of the given IR graph. */ +void set_irg_initial_mem(ir_graph *irg, ir_node *node); + +/** Returns the node that represents the argument pointer of the given IR graph. */ +ir_node *get_irg_args(const ir_graph *irg); +/** Sets the node that represents the argument pointer of the given IR graph. */ +void set_irg_args(ir_graph *irg, ir_node *node); + +/** Returns the current block of an IR graph. */ +ir_node *get_irg_current_block(const ir_graph *irg); +/** Sets the current block of an IR graph. */ +void set_irg_current_block(ir_graph *irg, ir_node *node); + +/** Returns the Bad node of the given IR graph. Use new_Bad() instead!! */ +ir_node *get_irg_bad(const ir_graph *irg); +void set_irg_bad(ir_graph *irg, ir_node *node); + +/** Returns the NoMem node of the given IR graph. Use new_NoMem() instead!! */ +ir_node *get_irg_no_mem(const ir_graph *irg); +void set_irg_no_mem(ir_graph *irg, ir_node *node); + +/** Returns the number of value numbers of an IR graph. */ +int get_irg_n_locs(ir_graph *irg); + /** Returns the graph number. */ long get_irg_graph_nr(const ir_graph *irg); -#endif /** * Returns the graph number. This is a unique number for the graph and is * smaller than get_irp_last_idx() - * Note: you cannot use this number for get_irp_irg + * Note: you cannot use this number for get_irp_irg() */ int get_irg_idx(const ir_graph *irg); +/** + * 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. + */ +ir_node *get_idx_irn(ir_graph *irg, unsigned idx); + + /********************************************************************************/ /* States of an ir_graph. */ /********************************************************************************/ @@ -322,12 +326,13 @@ typedef enum { phase_backend /**< The graph is taken by the backend. Machine specific nodes may be present. */ } irg_phase_state; -/** returns the phase_state of an IR graph. */ -irg_phase_state get_irg_phase_state (const ir_graph *irg); +/** Returns the phase_state of an IR graph. */ +irg_phase_state get_irg_phase_state(const ir_graph *irg); -/** sets the phase state of an IR graph. */ +/** Sets the phase state of an IR graph. */ void set_irg_phase_state(ir_graph *irg, irg_phase_state state); +/** Sets the phase of the given IR graph to low. */ #define set_irg_phase_low(irg) set_irg_phase_state(irg, phase_low) /** state: op_pin_state_pinned @@ -337,7 +342,7 @@ void set_irg_phase_state(ir_graph *irg, irg_phase_state state); invalid block, i.e., the block is not a dominator of all the uses of the node. The enum op_pin_state is defined in irop.h. */ -op_pin_state get_irg_pinned (const ir_graph *irg); +op_pin_state get_irg_pinned(const ir_graph *irg); /** state: outs_state * Outs are the back edges or def-use edges of ir nodes. @@ -389,13 +394,10 @@ typedef enum { loopinfo_cf = 4, /**< Loop information constructed for control flow only. */ loopinfo_inter = 8, /**< Loop information for interprocedural view. */ - loopinfo_for_firmjni = 16, /**< A hack for firmjni: all enums must differ as they - are used in a switch. */ - /** IntRAprocedural loop information constructed and valid. */ - loopinfo_consistent = loopinfo_constructed | loopinfo_for_firmjni | loopinfo_valid, + loopinfo_consistent = loopinfo_constructed | loopinfo_valid, /** IntRAprocedural loop information constructed and invalid. */ - loopinfo_inconsistent = loopinfo_constructed | loopinfo_for_firmjni, + loopinfo_inconsistent = loopinfo_constructed, /** IntERprocedural loop information constructed and valid. */ loopinfo_ip_consistent = loopinfo_constructed | loopinfo_inter | loopinfo_valid, @@ -440,18 +442,18 @@ typedef enum { irg_callee_info_inconsistent } irg_callee_info_state; -/** returns the callee_info_state of an IR graph. */ +/** Returns the callee_info_state of an IR graph. */ irg_callee_info_state get_irg_callee_info_state(const ir_graph *irg); -/** sets the callee_info_state of an IR graph. */ +/** Sets the callee_info_state of an IR graph. */ void set_irg_callee_info_state(ir_graph *irg, irg_callee_info_state s); /** property: - * Tells how to handle an ir graph in inlineing. + * Tells how to handle an ir graph in inlining. */ typedef enum { - irg_inline_any, /**< No restriction on inlineing. Default. */ - irg_inline_forbidden, /**< The graph may not be inlined. */ + irg_inline_any, /**< No restriction on inlining. Default. */ + irg_inline_forbidden, /**< The graph must not be inlined. */ irg_inline_recomended, /**< The graph should be inlined. */ irg_inline_forced, /**< The graph must be inlined. */ irg_inline_forced_no_body /**< The graph must be inlined. No body is allowed @@ -485,55 +487,78 @@ void *get_irg_link (const ir_graph *irg); /** Increments visited flag by one. * @see also: get_irn_visited() get_irg_block_visited(). */ -void inc_irg_visited (ir_graph *irg); -unsigned long get_irg_visited (const ir_graph *irg); -void set_irg_visited (ir_graph *irg, unsigned long i); +void inc_irg_visited(ir_graph *irg); +ir_visited_t get_irg_visited(const ir_graph *irg); +void set_irg_visited(ir_graph *irg, ir_visited_t i); /** An interprocedural flag valid for all irgs. * @see also: get_irn_visited() get_irg_block_visited(). */ -unsigned long get_max_irg_visited (void); -void set_max_irg_visited (int val); -unsigned long inc_max_irg_visited (void); +ir_visited_t get_max_irg_visited(void); +void set_max_irg_visited(int val); +ir_visited_t inc_max_irg_visited(void); /** Increments block_visited by one. * @see also: get_irn_visited() get_irg_block_visited(). */ -void inc_irg_block_visited (ir_graph *irg); -unsigned long get_irg_block_visited (const ir_graph *irg); -void set_irg_block_visited (ir_graph *irg, unsigned long i); +void inc_irg_block_visited(ir_graph *irg); +ir_visited_t get_irg_block_visited(const ir_graph *irg); +void set_irg_block_visited(ir_graph *irg, ir_visited_t i); /** * Debug helpers: You can indicate whether you are currently using visited or * block_visited flags. If NDEBUG is not defined, then the compiler will abort * if 2 parties try to use the flags. */ +enum ir_resources_enum_t { + /* local (irg) resources */ + IR_RESOURCE_BLOCK_VISITED = 1 << 0, /**< Block visited flags are used. */ + IR_RESOURCE_BLOCK_MARK = 1 << 1, /**< Block mark bits are used. */ + IR_RESOURCE_IRN_VISITED = 1 << 2, /**< IR-node visited flags are used. */ + IR_RESOURCE_IRN_LINK = 1 << 3, /**< IR-node link fields are used. */ + IR_RESOURCE_LOOP_LINK = 1 << 4, /**< IR-loop link fields are used. */ + IR_RESOURCE_PHI_LIST = 1 << 5, /**< Block Phi lists are used. */ + IR_RESOURCE_IRG_LINK = 1 << 6, /**< IR-graph link fields used. */ + + /* global (irp) resources */ + IR_RESOURCE_ENTITY_LINK = 1 << 8, /**< IR-entity link fields are used. */ + IR_RESOURCE_TYPE_VISITED = 1 << 9, /**< type visited flags */ + + /* masks */ + IR_RESOURCE_LOCAL_MASK = 0x00FF, /**< Mask for all local resources. */ + IR_RESOURCE_GLOBAL_MASK = 0xFF00 /**< Mask for all global resources. */ +}; +typedef unsigned ir_resources_t; + #ifndef NDEBUG -void set_using_block_visited(ir_graph *irg); -void clear_using_block_visited(ir_graph *irg); -int using_block_visited(const ir_graph *irg); -void set_using_visited(ir_graph *irg); -void clear_using_visited(ir_graph *irg); -int using_visited(const ir_graph *irg); -void set_using_irn_link(ir_graph *irg); -void clear_using_irn_link(ir_graph *irg); -int using_irn_link(const ir_graph *irg); +void ir_reserve_resources(ir_graph *irg, ir_resources_t resources); +void ir_free_resources(ir_graph *irg, ir_resources_t resources); +ir_resources_t ir_resources_reserved(const ir_graph *irg); #else -static INLINE void set_using_block_visited(ir_graph *irg) { (void) irg; } -static INLINE void clear_using_block_visited(ir_graph *irg) { (void) irg; } -static INLINE int using_block_visited(const ir_graph *irg) { (void) irg; return 0; } -static INLINE void set_using_visited(ir_graph *irg) { (void) irg; } -static INLINE void clear_using_visited(ir_graph *irg) { (void) irg; } -static INLINE int using_visited(const ir_graph *irg) { (void) irg; return 0; } -static INLINE void set_using_irn_link(ir_graph *irg) { (void) irg; } -static INLINE void clear_using_irn_link(ir_graph *irg) { (void) irg; } -static INLINE int using_irn_link(const ir_graph *irg) { (void) irg; return 0; } +#define ir_reserve_resources(irg,resources) (void)0 +#define ir_free_resources(irg,resources) (void)0 +#define ir_resources_reserved(irg) 0 #endif +/** + * Graph State + */ +typedef enum { + IR_GRAPH_STATE_KEEP_MUX = 1 << 0, /**< should perform no further optimisations on Mux nodes */ + IR_GRAPH_STATE_ARCH_DEP = 1 << 1, /**< should not construct more nodes which irarch potentially breaks down */ +} ir_graph_state_t; + +/** set some state flags on the graph (this does not clear the other flags) */ +void set_irg_state(ir_graph *irg, ir_graph_state_t state); +/** clear some state flags of the graph */ +void clear_irg_state(ir_graph *irg, ir_graph_state_t state); +/** query wether a set of graph state flags are activated */ +int is_irg_state(const ir_graph *irg, ir_graph_state_t state); + /** Normalization: Move Proj nodes into the same block as its predecessors */ void normalize_proj_nodes(ir_graph *irg); -/** set a description for local value n */ +/** Set a description for local value n. */ void set_irg_loc_description(ir_graph *irg, int n, void *description); -/** get the description for local value n */ +/** Get the description for local value n. */ void *get_irg_loc_description(ir_graph *irg, int n); /** Returns a estimated node count of the irg. This count is updated