X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firphase_t.h;h=9a6e4630ab1bf3b991e36fa09abaf63be3a9e784;hb=a08e6f04aa3669cff094f94a9484c7c2bb1314d0;hp=b6f3b5f04493f2ccd89e6951748e0561c179f0d8;hpb=c40a8d840b6e6cdd9facf84d812c6813fee5a118;p=libfirm diff --git a/ir/ir/irphase_t.h b/ir/ir/irphase_t.h index b6f3b5f04..9a6e4630a 100644 --- a/ir/ir/irphase_t.h +++ b/ir/ir/irphase_t.h @@ -30,49 +30,28 @@ #include "obst.h" #include "irgraph_t.h" #include "irtools.h" -#include "irphases_t.h" - -struct _ir_phase_info { - ir_phase_id id; - const char buf[128]; -}; - -typedef struct _ir_phase_info ir_phase_info; - -typedef void *(phase_irn_init)(ir_phase *phase, const ir_node *irn, void *old); - -/** - * A default node initializer. - * It does nothing and returns NULL. - */ -extern phase_irn_init phase_irn_init_default; +#include "irphase.h" /** * A phase object. */ -struct _ir_phase { - struct obstack obst; /**< The obstack where the irn phase data will be stored on. */ - ir_phase_id id; /**< The phase ID. */ - const char *name; /**< The name of the phase. */ - ir_graph *irg; /**< The irg this phase will we applied to. */ - unsigned growth_factor; /**< The factor to leave room for additional nodes. 256 means 1.0. */ - void *priv; /**< Some pointer private to the user of the phase. */ - size_t n_data_ptr; /**< The length of the data_ptr array. */ - void **data_ptr; /**< Map node indexes to irn data on the obstack. */ - phase_irn_init *data_init; /**< A callback that is called to initialize newly created node data. */ +struct ir_phase { + void **data_ptr; /**< Map node indexes to irn data on the obstack. */ + ir_graph *irg; /**< The irg this phase will we applied to. */ + phase_irn_init *data_init; /**< A callback that is called to initialize newly created node data. */ + size_t n_data_ptr; /**< The length of the data_ptr array. */ + struct obstack obst; /**< The obstack where the irn phase data will be stored on. */ + void *priv; /**< Some pointer private to the user of the phase. */ }; -#define PHASE_DEFAULT_GROWTH (256) - - /** * For statistics: A type containing statistic data of a phase object. */ typedef struct { - unsigned node_slots; /**< The number of allocated node slots. */ - unsigned node_slots_used; /**< The number of used node slots, i.e. nodes that have node data. */ - unsigned node_map_bytes; /**< Number of used bytes for the node map. */ - unsigned overall_bytes; /**< Overall number of used bytes for the phase. */ + size_t node_slots; /**< The number of allocated node slots. */ + size_t node_slots_used; /**< The number of used node slots, i.e. nodes that have node data. */ + size_t node_map_bytes; /**< Number of used bytes for the node map. */ + size_t overall_bytes; /**< Overall number of used bytes for the phase. */ } phase_stat_t; /** @@ -83,62 +62,6 @@ typedef struct { */ phase_stat_t *phase_stat(const ir_phase *phase, phase_stat_t *stat); -/** - * Initialize a phase object. - * - * @param name The name of the phase. Just for debugging. - * @param irg The graph the phase will run on. - * @param growth_factor A factor denoting how many node slots will be additionally allocated, - * if the node => data is full. The factor is given in units of 1/256, so - * 256 means 1.0. - * @param irn_data_init A callback that is called to initialize newly created node data. - * Must be non-null. - * @param priv Some private pointer which is kept in the phase and can be retrieved with phase_get_private(). - * @return A new phase object. - */ -ir_phase *phase_init(ir_phase *ph, const char *name, ir_graph *irg, unsigned growth_factor, phase_irn_init *data_init, void *priv); - -/** - * Init an irg managed phase. - * - * The first sizeof(ir_phase) bytes will be considered to be a phase object; - * they will be properly initialized. The remaining bytes are at the user's disposal. - * The returned phase object will be inserted in the phase slot of the @p irg designated by the phase ID (@p id). - * Note that you cannot allocate phases with an ID PHASE_NOT_IRG_MANAGED. - * - * @param irg The irg. - * @param id The ID of the irg-managed phase (see irphaselist.h). - * @param size The size of the phase - * @param data_init The node data initialization function. - * @return The allocated phase object. - */ -ir_phase *init_irg_phase(ir_graph *irg, ir_phase_id id, size_t size, phase_irn_init *data_init); - -void free_irg_phase(ir_graph *irg, ir_phase_id id); - -/** - * Free the phase and all node data associated with it. - * - * @param phase The phase. - */ -void phase_free(ir_phase *phase); - -/** - * Re-initialize the irn data for all nodes in the node => data map using the given callback. - * - * @param phase The phase. - */ -void phase_reinit_irn_data(ir_phase *phase); - -/** - * Re-initialize the irn data for all nodes having phase data in the given block. - * - * @param phase The phase. - * @param block The block. - * - * @note Beware: iterates over all nodes in the graph to find the nodes of the given block. - */ -void phase_reinit_block_irn_data(ir_phase *phase, ir_node *block); /** * Re-initialize the irn data for the given node. @@ -146,7 +69,8 @@ void phase_reinit_block_irn_data(ir_phase *phase, ir_node *block); * @param phase The phase. * @param irn The irn. */ -static inline void phase_reinit_single_irn_data(ir_phase *phase, ir_node *irn) +static inline void phase_reinit_single_irn_data(ir_phase *phase, ir_node *irn, + phase_irn_reinit *reinit) { int idx; @@ -155,7 +79,7 @@ static inline void phase_reinit_single_irn_data(ir_phase *phase, ir_node *irn) idx = get_irn_idx(irn); if (phase->data_ptr[idx]) - phase->data_init(phase, irn, phase->data_ptr[idx]); + phase->data_ptr[idx] = reinit(phase, irn, phase->data_ptr[idx]); } /** @@ -187,16 +111,6 @@ ir_node *phase_get_next_node(const ir_phase *phase, ir_node *start); #define foreach_phase_irn(phase, irn) \ for (irn = phase_get_first_node(phase); irn; irn = phase_get_next_node(phase, irn)) -/** - * Get the name of the phase. - * - * @param phase The phase. - */ -static inline const char *phase_get_name(const ir_phase *phase) -{ - return phase->name; -} - /** * Get the irg the phase runs on. * @@ -218,11 +132,13 @@ static inline void *phase_get_private(const ir_phase *phase) } /** - * Allocate memory in the phase's memory pool. - * - * @param phase The phase. - * @param size Number of bytes to allocate. + * Attach pointer with private data to phase */ +static inline void phase_set_private(ir_phase *phase, void *priv) +{ + phase->priv = priv; +} + static inline void *phase_alloc(ir_phase *phase, size_t size) { return obstack_alloc(&phase->obst, size); @@ -263,7 +179,7 @@ static inline void private_phase_enlarge(ir_phase *phase, unsigned max_idx) /* make the maximum index at least as big as the largest index in the graph. */ max_idx = MAX(max_idx, last_irg_idx); - new_cap = (size_t) (max_idx * phase->growth_factor / 256); + new_cap = (size_t) (max_idx + 256); phase->data_ptr = XREALLOC(phase->data_ptr, void*, new_cap); @@ -305,8 +221,7 @@ static inline void *phase_get_or_set_irn_data(ir_phase *ph, const ir_node *irn) phase_irn_init *data_init = ph->data_init; /* call the node data structure allocator/constructor. */ - res = ph->data_ptr[idx] = data_init(ph, irn, NULL); - + res = ph->data_ptr[idx] = data_init(ph, irn); } return res; } @@ -336,44 +251,35 @@ static inline void *phase_set_irn_data(ir_phase *ph, const ir_node *irn, } /** - * Get the irg-managed phase for a given phase ID. - * @param irg The irg. - * @param id The ID. - * @return The corresponding phase, or NULL if there is none. + * convenience function that returns phase information attached to a node */ -static inline ir_phase *get_irg_phase(const ir_graph *irg, ir_phase_id id) -{ - return irg->phases[id]; -} - static inline void *get_irn_phase_info(const ir_node *irn, ir_phase_id id) { const ir_graph *irg = get_irn_irg(irn); - const ir_phase *ph = get_irg_phase(irg, id); - assert(ph && "phase info has to be computed"); + const ir_phase *ph = irg_get_phase(irg, id); return phase_get_irn_data(ph, irn); } /** * Get or set information a phase holds about a node. * If the given phase does not hold information of the node, - * the information structure will be created, initialized (see the data_init function of ir_phase), and returned. + * the information structure will be created, initialized (see the data_init + * function of ir_phase), and returned. * @param irn The node. * @param id The ID of the phase. */ static inline void *get_or_set_irn_phase_info(const ir_node *irn, ir_phase_id id) { const ir_graph *irg = get_irn_irg(irn); - ir_phase *ph = get_irg_phase(irg, id); - assert(ph && "phase info has to be computed"); + ir_phase *ph = irg_get_phase(irg, id); return phase_get_or_set_irn_data(ph, irn); } -static inline void *set_irn_phase_info(const ir_node *irn, ir_phase_id id, void *data) +static inline void *set_irn_phase_info(const ir_node *irn, ir_phase_id id, + void *data) { const ir_graph *irg = get_irn_irg(irn); - ir_phase *ph = get_irg_phase(irg, id); - assert(ph && "phase info has to be computed"); + ir_phase *ph = irg_get_phase(irg, id); return phase_set_irn_data(ph, irn, data); }