| 1 | /*------------------------------------------------------------\ |
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| 2 | | | |
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| 3 | | Tool : systemcass | |
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| 4 | | | |
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| 5 | | File : entity.h | |
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| 6 | | | |
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| 7 | | Author : Buchmann Richard | |
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| 8 | | Taktak Sami | |
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| 9 | | | |
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| 10 | | Date : 09_07_2004 | |
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| 11 | | | |
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| 12 | \------------------------------------------------------------*/ |
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| 13 | #ifndef __ENTITY_H__ |
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| 14 | #define __ENTITY_H__ |
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| 15 | |
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| 16 | #include <iostream> |
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| 17 | #include <list> |
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| 18 | #include "sc_fwd.h" |
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| 19 | #include "sc_port.h" |
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| 20 | #include "sc_signal.h" |
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| 21 | |
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| 22 | namespace sc_core { |
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| 23 | |
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| 24 | // Entity class |
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| 25 | struct entity { |
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| 26 | enum { SIGNAL, PORT } type; |
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| 27 | union { // port & signal aren't const because we need to modify |
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| 28 | // some fields in elaboration step. |
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| 29 | sc_port_base *port; |
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| 30 | sc_signal_base *signal; |
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| 31 | }; |
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| 32 | sc_object *object; |
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| 33 | sc_interface *interface; |
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| 34 | // tab_t *pointer; |
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| 35 | bool operator == (const sc_port_base &port_) |
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| 36 | { return (type == PORT) && (&port_ == port); } |
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| 37 | bool operator == (const sc_signal_base &signal_) |
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| 38 | { return (type == SIGNAL) && (&signal_ == signal); } |
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| 39 | bool operator < (const entity &e_) const |
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| 40 | { return (void*) this < (void*) &e_; } // casting to "unsigned int" causes warnings |
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| 41 | const char *kind () const |
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| 42 | { return object->kind (); } |
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| 43 | size_t data_size_in_bytes () const |
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| 44 | { return interface->data_size_in_bytes (); } |
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| 45 | entity (/*const*/ sc_port_base &port_) |
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| 46 | { type = PORT; port = &port_; object = &port_; interface = &port_; } |
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| 47 | entity (/*const*/ sc_signal_base &signal_) |
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| 48 | { type = SIGNAL; signal = &signal_; object = &signal_; interface = &signal_; } |
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| 49 | }; |
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| 50 | |
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| 51 | // list |
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| 52 | typedef std::list<entity> equi_t; |
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| 53 | typedef std::list<equi_t> equi_list_t; |
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| 54 | |
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| 55 | // Miscellanous functions |
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| 56 | equi_t& get_equi (const sc_interface &); |
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| 57 | equi_t& get_equi (const tab_t *pointer); |
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| 58 | bool has_equi (/*const*/ sc_port_base &); |
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| 59 | equi_t& merge_equi (const tab_t *pointer); |
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| 60 | sc_port_base *get_out_port (const equi_t&); |
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| 61 | const char *get_name (const equi_t&); |
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| 62 | const char* get_module_name (const equi_t &); |
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| 63 | std::ostream& operator << (std::ostream &, const equi_t &); |
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| 64 | std::ostream& operator << (std::ostream &, const entity &); |
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| 65 | |
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| 66 | const equi_list_t &get_equi_list (); |
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| 67 | int get_signal_table_size (); |
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| 68 | |
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| 69 | // Bind functions |
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| 70 | void bind (sc_port_base& p1,sc_port_base& p2); |
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| 71 | void bind (sc_port_base& p1,sc_signal_base& s1); |
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| 72 | |
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| 73 | } // end of sc_core namespace |
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| 74 | |
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| 75 | #endif /* __ENTITY_H__ */ |
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| 76 | |
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