/
node.h
334 lines (296 loc) · 9.78 KB
/
node.h
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/************************************************
node.h -
$Author$
$Date$
created at: Fri May 28 15:14:02 JST 1993
Copyright (C) 1993-1999 Yukihiro Matsumoto
************************************************/
#ifndef NODE_H
#define NODE_H
enum node_type {
NODE_METHOD,
NODE_FBODY,
NODE_CFUNC,
NODE_SCOPE,
NODE_BLOCK,
NODE_IF,
NODE_CASE,
NODE_WHEN,
NODE_OPT_N,
NODE_WHILE,
NODE_UNTIL,
NODE_ITER,
NODE_FOR,
NODE_BREAK,
NODE_NEXT,
NODE_REDO,
NODE_RETRY,
NODE_BEGIN,
NODE_RESCUE,
NODE_RESBODY,
NODE_ENSURE,
NODE_AND,
NODE_OR,
NODE_NOT,
NODE_MASGN,
NODE_LASGN,
NODE_DASGN,
NODE_DASGN_PUSH,
NODE_GASGN,
NODE_IASGN,
NODE_CASGN,
NODE_OP_ASGN1,
NODE_OP_ASGN2,
NODE_OP_ASGN_AND,
NODE_OP_ASGN_OR,
NODE_CALL,
NODE_FCALL,
NODE_VCALL,
NODE_SUPER,
NODE_ZSUPER,
NODE_ARRAY,
NODE_ZARRAY,
NODE_HASH,
NODE_RETURN,
NODE_YIELD,
NODE_LVAR,
NODE_DVAR,
NODE_GVAR,
NODE_IVAR,
NODE_CVAR,
NODE_NTH_REF,
NODE_BACK_REF,
NODE_MATCH,
NODE_MATCH2,
NODE_MATCH3,
NODE_LIT,
NODE_STR,
NODE_DSTR,
NODE_XSTR,
NODE_DXSTR,
NODE_EVSTR,
NODE_DREGX,
NODE_DREGX_ONCE,
NODE_ARGS,
NODE_ARGSCAT,
NODE_RESTARGS,
NODE_BLOCK_ARG,
NODE_BLOCK_PASS,
NODE_DEFN,
NODE_DEFS,
NODE_ALIAS,
NODE_VALIAS,
NODE_UNDEF,
NODE_CLASS,
NODE_MODULE,
NODE_SCLASS,
NODE_COLON2,
NODE_COLON3,
NODE_CNAME,
NODE_CREF,
NODE_DOT2,
NODE_DOT3,
NODE_FLIP2,
NODE_FLIP3,
NODE_ATTRSET,
NODE_SELF,
NODE_NIL,
NODE_TRUE,
NODE_FALSE,
NODE_DEFINED,
NODE_NEWLINE,
NODE_POSTEXE,
#ifdef C_ALLOCA
NODE_ALLOCA,
#endif
};
typedef struct RNode {
unsigned long flags;
char *nd_file;
union {
struct RNode *node;
ID id;
VALUE value;
VALUE (*cfunc)();
ID *tbl;
} u1;
union {
struct RNode *node;
ID id;
int argc;
VALUE value;
} u2;
union {
struct RNode *node;
ID id;
int state;
struct global_entry *entry;
int cnt;
VALUE value;
} u3;
} NODE;
#define RNODE(obj) (R_CAST(RNode)(obj))
#define nd_type(n) (((RNODE(n))->flags>>FL_USHIFT)&0xff)
#define nd_set_type(n,t) \
RNODE(n)->flags=((RNODE(n)->flags&~FL_UMASK)|(((t)<<FL_USHIFT)&FL_UMASK))
#define NODE_LSHIFT (FL_USHIFT+8)
#define NODE_LMASK (((long)1<<(sizeof(NODE*)*CHAR_BIT-NODE_LSHIFT))-1)
#define nd_line(n) (((RNODE(n))->flags>>NODE_LSHIFT)&NODE_LMASK)
#define nd_set_line(n,l) \
RNODE(n)->flags=((RNODE(n)->flags&~(-1<<NODE_LSHIFT))|(((l)&NODE_LMASK)<<NODE_LSHIFT))
#define nd_head u1.node
#define nd_alen u2.argc
#define nd_next u3.node
#define nd_cond u1.node
#define nd_body u2.node
#define nd_else u3.node
#define nd_orig u3.value
#define nd_resq u2.node
#define nd_ensr u3.node
#define nd_1st u1.node
#define nd_2nd u2.node
#define nd_stts u1.node
#define nd_entry u3.entry
#define nd_vid u1.id
#define nd_cflag u2.id
#define nd_cval u3.value
#define nd_cnt u3.cnt
#define nd_tbl u1.tbl
#define nd_var u1.node
#define nd_ibdy u2.node
#define nd_iter u3.node
#define nd_value u2.node
#define nd_aid u3.id
#define nd_lit u1.value
#define nd_frml u1.node
#define nd_rest u2.argc
#define nd_opt u1.node
#define nd_recv u1.node
#define nd_mid u2.id
#define nd_args u3.node
#define nd_noex u1.id
#define nd_defn u3.node
#define nd_old u1.id
#define nd_new u2.id
#define nd_cfnc u1.cfunc
#define nd_argc u2.argc
#define nd_cname u1.id
#define nd_super u3.node
#define nd_modl u1.id
#define nd_clss u1.value
#define nd_beg u1.node
#define nd_end u2.node
#define nd_state u3.state
#define nd_rval u2.value
#define nd_nth u2.argc
#define nd_tag u1.id
#define nd_tval u2.value
#define NEW_METHOD(n,x) rb_node_newnode(NODE_METHOD,x,n,0)
#define NEW_FBODY(n,i,o) rb_node_newnode(NODE_FBODY,n,i,o)
#define NEW_DEFN(i,a,d,p) rb_node_newnode(NODE_DEFN,p,i,NEW_RFUNC(a,d))
#define NEW_DEFS(r,i,a,d) rb_node_newnode(NODE_DEFS,r,i,NEW_RFUNC(a,d))
#define NEW_CFUNC(f,c) rb_node_newnode(NODE_CFUNC,f,c,0)
#define NEW_RFUNC(b1,b2) NEW_SCOPE(block_append(b1,b2))
#define NEW_SCOPE(b) rb_node_newnode(NODE_SCOPE,local_tbl(),cur_cref,(b))
#define NEW_BLOCK(a) rb_node_newnode(NODE_BLOCK,a,0,0)
#define NEW_IF(c,t,e) rb_node_newnode(NODE_IF,c,t,e)
#define NEW_UNLESS(c,t,e) NEW_IF(c,e,t)
#define NEW_CASE(h,b) rb_node_newnode(NODE_CASE,h,b,0)
#define NEW_WHEN(c,t,e) rb_node_newnode(NODE_WHEN,c,t,e)
#define NEW_OPT_N(b) rb_node_newnode(NODE_OPT_N,0,b,0)
#define NEW_WHILE(c,b,n) rb_node_newnode(NODE_WHILE,c,b,n)
#define NEW_UNTIL(c,b,n) rb_node_newnode(NODE_UNTIL,c,b,n)
#define NEW_FOR(v,i,b) rb_node_newnode(NODE_FOR,v,b,i)
#define NEW_ITER(v,i,b) rb_node_newnode(NODE_ITER,v,b,i)
#define NEW_BREAK() rb_node_newnode(NODE_BREAK,0,0,0)
#define NEW_NEXT() rb_node_newnode(NODE_NEXT,0,0,0)
#define NEW_REDO() rb_node_newnode(NODE_REDO,0,0,0)
#define NEW_RETRY() rb_node_newnode(NODE_RETRY,0,0,0)
#define NEW_BEGIN(b) rb_node_newnode(NODE_BEGIN,0,b,0)
#define NEW_RESCUE(b,res,e) rb_node_newnode(NODE_RESCUE,b,res,e)
#define NEW_RESBODY(a,ex,n) rb_node_newnode(NODE_RESBODY,n,ex,a)
#define NEW_ENSURE(b,en) rb_node_newnode(NODE_ENSURE,b,0,en)
#define NEW_RETURN(s) rb_node_newnode(NODE_RETURN,s,0,0)
#define NEW_YIELD(a) rb_node_newnode(NODE_YIELD,a,0,0)
#define NEW_LIST(a) NEW_ARRAY(a)
#define NEW_ARRAY(a) rb_node_newnode(NODE_ARRAY,a,1,0)
#define NEW_ZARRAY() rb_node_newnode(NODE_ZARRAY,0,0,0)
#define NEW_HASH(a) rb_node_newnode(NODE_HASH,a,0,0)
#define NEW_NOT(a) rb_node_newnode(NODE_NOT,0,a,0)
#define NEW_MASGN(l,r) rb_node_newnode(NODE_MASGN,l,0,r)
#define NEW_GASGN(v,val) rb_node_newnode(NODE_GASGN,v,val,rb_global_entry(v))
#define NEW_LASGN(v,val) rb_node_newnode(NODE_LASGN,v,val,local_cnt(v))
#define NEW_DASGN(v,val) rb_node_newnode(NODE_DASGN,v,val,0);
#define NEW_DASGN_PUSH(v,val) rb_node_newnode(NODE_DASGN_PUSH,v,val,0);
#define NEW_IASGN(v,val) rb_node_newnode(NODE_IASGN,v,val,0)
#define NEW_CASGN(v,val) rb_node_newnode(NODE_CASGN,v,val,0)
#define NEW_OP_ASGN1(p,id,a) rb_node_newnode(NODE_OP_ASGN1,p,id,a)
#define NEW_OP_ASGN2(r,i,o,val) rb_node_newnode(NODE_OP_ASGN2,r,val,NEW_OP_ASGN22(i,o))
#define NEW_OP_ASGN22(i,o) rb_node_newnode(NODE_OP_ASGN2,i,o,rb_id_attrset(i))
#define NEW_OP_ASGN_OR(i,val) rb_node_newnode(NODE_OP_ASGN_OR,i,val,0)
#define NEW_OP_ASGN_AND(i,val) rb_node_newnode(NODE_OP_ASGN_AND,i,val,0)
#define NEW_GVAR(v) rb_node_newnode(NODE_GVAR,v,0,rb_global_entry(v))
#define NEW_LVAR(v) rb_node_newnode(NODE_LVAR,v,0,local_cnt(v))
#define NEW_DVAR(v) rb_node_newnode(NODE_DVAR,v,0,0);
#define NEW_IVAR(v) rb_node_newnode(NODE_IVAR,v,0,0)
#define NEW_CVAR(v) rb_node_newnode(NODE_CVAR,v,0,0)
#define NEW_NTH_REF(n) rb_node_newnode(NODE_NTH_REF,0,n,local_cnt('~'))
#define NEW_BACK_REF(n) rb_node_newnode(NODE_BACK_REF,0,n,local_cnt('~'))
#define NEW_MATCH(c) rb_node_newnode(NODE_MATCH,c,0,0)
#define NEW_MATCH2(n1,n2) rb_node_newnode(NODE_MATCH2,n1,n2,0)
#define NEW_MATCH3(r,n2) rb_node_newnode(NODE_MATCH3,r,n2,0)
#define NEW_LIT(l) rb_node_newnode(NODE_LIT,l,0,0)
#define NEW_STR(s) rb_node_newnode(NODE_STR,s,0,0)
#define NEW_DSTR(s) rb_node_newnode(NODE_DSTR,s,0,0)
#define NEW_XSTR(s) rb_node_newnode(NODE_XSTR,s,0,0)
#define NEW_DXSTR(s) rb_node_newnode(NODE_DXSTR,s,0,0)
#define NEW_EVSTR(s,l) rb_node_newnode(NODE_EVSTR,rb_str_new(s,l),0,0)
#define NEW_CALL(r,m,a) rb_node_newnode(NODE_CALL,r,m,a)
#define NEW_FCALL(m,a) rb_node_newnode(NODE_FCALL,0,m,a)
#define NEW_VCALL(m) rb_node_newnode(NODE_VCALL,0,m,0)
#define NEW_SUPER(a) rb_node_newnode(NODE_SUPER,0,0,a)
#define NEW_ZSUPER() rb_node_newnode(NODE_ZSUPER,0,0,0)
#define NEW_ARGS(f,o,r) rb_node_newnode(NODE_ARGS,o,r,f)
#define NEW_ARGSCAT(a,b) rb_node_newnode(NODE_ARGSCAT,a,b,0)
#define NEW_RESTARGS(a) rb_node_newnode(NODE_RESTARGS,a,0,0)
#define NEW_BLOCK_ARG(v) rb_node_newnode(NODE_BLOCK_ARG,v,0,local_cnt(v))
#define NEW_BLOCK_PASS(b) rb_node_newnode(NODE_BLOCK_PASS,0,b,0)
#define NEW_ALIAS(n,o) rb_node_newnode(NODE_ALIAS,o,n,0)
#define NEW_VALIAS(n,o) rb_node_newnode(NODE_VALIAS,o,n,0)
#define NEW_UNDEF(i) rb_node_newnode(NODE_UNDEF,0,i,0)
#define NEW_CLASS(n,b,s) rb_node_newnode(NODE_CLASS,n,NEW_CBODY(b),(s))
#define NEW_SCLASS(r,b) rb_node_newnode(NODE_SCLASS,r,NEW_CBODY(b),0)
#define NEW_MODULE(n,b) rb_node_newnode(NODE_MODULE,n,NEW_CBODY(b),0)
#define NEW_COLON2(c,i) rb_node_newnode(NODE_COLON2,c,i,0)
#define NEW_COLON3(i) rb_node_newnode(NODE_COLON3,0,i,0)
#define NEW_CREF0() (cur_cref=rb_node_newnode(NODE_CREF,RNODE(ruby_frame->cbase)->nd_clss,0,0))
#define NEW_CREF() (cur_cref=rb_node_newnode(NODE_CREF,0,0,cur_cref))
#define NEW_CBODY(b) (cur_cref->nd_body=NEW_SCOPE(b),cur_cref)
#define NEW_DOT2(b,e) rb_node_newnode(NODE_DOT2,b,e,0)
#define NEW_DOT3(b,e) rb_node_newnode(NODE_DOT3,b,e,0)
#define NEW_ATTRSET(a) rb_node_newnode(NODE_ATTRSET,a,0,0)
#define NEW_SELF() rb_node_newnode(NODE_SELF,0,0,0)
#define NEW_NIL() rb_node_newnode(NODE_NIL,0,0,0)
#define NEW_TRUE() rb_node_newnode(NODE_TRUE,0,0,0)
#define NEW_FALSE() rb_node_newnode(NODE_FALSE,0,0,0)
#define NEW_DEFINED(e) rb_node_newnode(NODE_DEFINED,e,0,0)
#define NEW_NEWLINE(n) rb_node_newnode(NODE_NEWLINE,0,0,n)
#define NEW_PREEXE(b) NEW_SCOPE(b)
#define NEW_POSTEXE() rb_node_newnode(NODE_POSTEXE,0,0,0)
NODE *rb_node_newnode();
VALUE rb_method_booundp();
#define NOEX_PUBLIC 0
#define NOEX_UNDEF 1
#define NOEX_CFUNC 1
#define NOEX_PRIVATE 2
#define NOEX_PROTECTED 4
NODE *rb_compile_cstr _((const char*, const char*, int, int));
NODE *rb_compile_string _((const char*, VALUE, int));
NODE *rb_compile_file _((const char*, VALUE, int));
void rb_add_method _((VALUE, ID, NODE *, int));
NODE *rb_node_newnode();
struct global_entry *rb_global_entry _((ID));
VALUE rb_gvar_get _((struct global_entry *));
VALUE rb_gvar_set _((struct global_entry *, VALUE));
VALUE rb_gvar_defined _((struct global_entry *));
#endif