cb22561995-10-11Fredrik Hübinette (Hubbe) /*\
06983f1996-09-22Fredrik Hübinette (Hubbe) ||| This file a part of Pike, and is copyright by Fredrik Hubinette ||| Pike is distributed as GPL (General Public License)
cb22561995-10-11Fredrik Hübinette (Hubbe) ||| See the files COPYING and DISCLAIMER for more information. \*/
5267b71995-08-09Fredrik Hübinette (Hubbe) #ifndef INTERPRET_H #define INTERPRET_H
442aea1997-01-28Fredrik Hübinette (Hubbe) #include "global.h"
5267b71995-08-09Fredrik Hübinette (Hubbe) #include "program.h"
dfa5b31996-12-05Fredrik Hübinette (Hubbe) #ifndef STRUCT_FRAME_DECLARED #define STRUCT_FRAME_DECLARED #endif
5267b71995-08-09Fredrik Hübinette (Hubbe) struct frame { unsigned char *pc; struct frame *parent_frame; struct svalue *locals; INT32 args; struct object *current_object; struct inherit context; char *current_storage; INT32 fun; INT16 num_locals; INT16 num_args; }; #ifdef DEBUG
fa382f1996-06-21Fredrik Hübinette (Hubbe) #define debug_check_stack() do{if(sp<evaluator_stack)fatal("Stack error.\n");}while(0)
5267b71995-08-09Fredrik Hübinette (Hubbe) #else
fa382f1996-06-21Fredrik Hübinette (Hubbe) #define debug_check_stack()
5267b71995-08-09Fredrik Hübinette (Hubbe) #endif
fa382f1996-06-21Fredrik Hübinette (Hubbe)  #define pop_stack() do{ free_svalue(--sp); debug_check_stack(); }while(0)
04925b1996-09-29Fredrik Hübinette (Hubbe) #define push_program(P) do{ struct program *_=(P); sp->u.program=_; sp++->type=T_PROGRAM; }while(0) #define push_int(I) do{ INT32 _=(I); sp->u.integer=_;sp->type=T_INT;sp++->subtype=NUMBER_NUMBER; }while(0) #define push_mapping(M) do{ struct mapping *_=(M); sp->u.mapping=_; sp++->type=T_MAPPING; }while(0) #define push_array(A) do{ struct array *_=(A); sp->u.array=_ ;sp++->type=T_ARRAY; }while(0) #define push_multiset(L) do{ struct multiset *_=(L); sp->u.multiset=_; sp++->type=T_MULTISET; }while(0)
591c0c1997-01-19Fredrik Hübinette (Hubbe) #define push_string(S) do{ struct pike_string *_=(S); sp->subtype=0; sp->u.string=_; sp++->type=T_STRING; }while(0)
04925b1996-09-29Fredrik Hübinette (Hubbe) #define push_object(O) do{ struct object *_=(O); sp->u.object=_; sp++->type=T_OBJECT; }while(0) #define push_float(F) do{ float _=(F); sp->u.float_number=_; sp++->type=T_FLOAT; }while(0) #define push_text(T) push_string(make_shared_string((T))) #define push_svalue(S) do { struct svalue *_=(S); assign_svalue_no_free(sp,_); sp++; }while(0)
5267b71995-08-09Fredrik Hübinette (Hubbe)  #define APPLY_MASTER(FUN,ARGS) \ do{ \ static int fun_,master_cnt=0; \ struct object *master_ob=master(); \ if(master_cnt != master_ob->prog->id) \ { \ fun_=find_identifier(FUN,master_ob->prog); \ master_cnt = master_ob->prog->id; \ } \ apply_low(master_ob, fun_, ARGS); \ }while(0) #define SAFE_APPLY_MASTER(FUN,ARGS) \ do{ \ static int fun_,master_cnt=0; \ struct object *master_ob=master(); \ if(master_cnt != master_ob->prog->id) \ { \ fun_=find_identifier(FUN,master_ob->prog); \ master_cnt = master_ob->prog->id; \ } \ safe_apply_low(master_ob, fun_, ARGS); \ }while(0) /* Prototypes begin here */
fa382f1996-06-21Fredrik Hübinette (Hubbe) void init_interpreter(); void check_stack(INT32 size); void check_mark_stack(INT32 size);
5267b71995-08-09Fredrik Hübinette (Hubbe) void lvalue_to_svalue_no_free(struct svalue *to,struct svalue *lval); void assign_lvalue(struct svalue *lval,struct svalue *from); union anything *get_pointer_if_this_type(struct svalue *lval, TYPE_T t);
fa382f1996-06-21Fredrik Hübinette (Hubbe) void print_return_value();
5267b71995-08-09Fredrik Hübinette (Hubbe) void pop_n_elems(INT32 x);
06983f1996-09-22Fredrik Hübinette (Hubbe) void check_threads_etc();
5267b71995-08-09Fredrik Hübinette (Hubbe) void reset_evaluator(); struct backlog;
5683de1995-11-06Fredrik Hübinette (Hubbe) void dump_backlog(void);
5267b71995-08-09Fredrik Hübinette (Hubbe) int apply_low_safe_and_stupid(struct object *o, INT32 offset); void apply_low(struct object *o, int fun, int args); void safe_apply_low(struct object *o,int fun,int args);
5683de1995-11-06Fredrik Hübinette (Hubbe) void safe_apply(struct object *o, char *fun ,INT32 args);
b208c11996-08-03Fredrik Hübinette (Hubbe) void apply_lfun(struct object *o, int fun, int args);
5267b71995-08-09Fredrik Hübinette (Hubbe) void apply_shared(struct object *o,
06983f1996-09-22Fredrik Hübinette (Hubbe)  struct pike_string *fun,
5267b71995-08-09Fredrik Hübinette (Hubbe)  int args); void apply(struct object *o, char *fun, int args); void strict_apply_svalue(struct svalue *s, INT32 args); void apply_svalue(struct svalue *s, INT32 args); void slow_check_stack(); void cleanup_interpret(); /* Prototypes end here */ extern struct svalue *sp; extern struct svalue **mark_sp;
b208c11996-08-03Fredrik Hübinette (Hubbe) extern struct svalue *evaluator_stack; extern struct svalue **mark_stack;
5267b71995-08-09Fredrik Hübinette (Hubbe) extern struct frame *fp; /* frame pointer */
0f887e1996-08-12Fredrik Hübinette (Hubbe) extern int stack_size;
07513e1996-10-04Fredrik Hübinette (Hubbe) extern int evaluator_stack_malloced, mark_stack_malloced;
a29e021996-10-15Fredrik Hübinette (Hubbe) struct callback;
81b84e1996-12-03Fredrik Hübinette (Hubbe) extern struct callback_list evaluator_callbacks;
5267b71995-08-09Fredrik Hübinette (Hubbe) #endif