summaryrefslogtreecommitdiffstats
path: root/node.h
blob: c51753ad6f0f761f0b8dc7adae6437c7b2441412 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
/**********************************************************************

  node.h -

  $Author$
  $Date$
  created at: Fri May 28 15:14:02 JST 1993

  Copyright (C) 1993-2003 Yukihiro Matsumoto

**********************************************************************/

#ifndef NODE_H
#define NODE_H

#if defined(__cplusplus)
extern "C" {
#endif

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_CURR,
    NODE_GASGN,
    NODE_IASGN,
    NODE_CDECL,
    NODE_CVASGN,
    NODE_CVDECL,
    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_VALUES,
    NODE_HASH,
    NODE_RETURN,
    NODE_YIELD,
    NODE_LVAR,
    NODE_DVAR,
    NODE_GVAR,
    NODE_IVAR,
    NODE_CONST,
    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_POSTARG,
    NODE_ARGSCAT,
    NODE_ARGSPUSH,
    NODE_SPLAT,
    NODE_TO_ARY,
    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_CREF,
    NODE_DOT2,
    NODE_DOT3,
    NODE_FLIP2,
    NODE_FLIP3,
    NODE_ATTRSET,
    NODE_SELF,
    NODE_NIL,
    NODE_TRUE,
    NODE_FALSE,
    NODE_ERRINFO,
    NODE_DEFINED,
    NODE_POSTEXE,
    NODE_ALLOCA,
    NODE_BMETHOD,
    NODE_MEMO,
    NODE_IFUNC,
    NODE_DSYM,
    NODE_ATTRASGN,
    NODE_PRELUDE,
    NODE_LAMBDA,
    NODE_LAST
};

typedef struct RNode {
    unsigned long flags;
    char *nd_file;
    union {
	struct RNode *node;
	ID id;
	VALUE value;
	VALUE (*cfunc)(ANYARGS);
	ID *tbl;
    } u1;
    union {
	struct RNode *node;
	ID id;
	long argc;
	VALUE value;
    } u2;
    union {
	struct RNode *node;
	ID id;
	long state;
	struct global_entry *entry;
	long cnt;
	VALUE value;
    } u3;
} NODE;

#define RNODE(obj)  (R_CAST(RNode)(obj))

/* 0..4:T_TYPES, 5:FL_MARK, 6:reserved, 7:NODE_NEWLINE */
#define NODE_NEWLINE (1<<7)

#define NODE_TYPESHIFT 8
#define NODE_TYPEMASK  (0x7f<<NODE_TYPESHIFT)

#define nd_type(n) ((int) (((RNODE(n))->flags & NODE_TYPEMASK)>>NODE_TYPESHIFT))
#define nd_set_type(n,t) \
    RNODE(n)->flags=((RNODE(n)->flags&~NODE_TYPEMASK)|(((t)<<NODE_TYPESHIFT)&NODE_TYPEMASK))

#define NODE_LSHIFT (NODE_TYPESHIFT+7)
#define NODE_LMASK  (((long)1<<(sizeof(NODE*)*CHAR_BIT-NODE_LSHIFT))-1)
#define nd_line(n) ((unsigned int)(((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  u3.value
#define nd_rest  u2.node
#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_cfnc  u1.cfunc
#define nd_argc  u2.argc

#define nd_cpath u1.node
#define nd_super u3.node

#define nd_modl  u1.id
#define nd_clss  u1.value
#define nd_vis   u2.argc

#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_NODE(t,a0,a1,a2) rb_node_newnode((t),(VALUE)(a0),(VALUE)(a1),(VALUE)(a2))

#define NEW_METHOD(n,x) NEW_NODE(NODE_METHOD,x,n,0)
#define NEW_FBODY(n,i,o) NEW_NODE(NODE_FBODY,n,i,o)
#define NEW_DEFN(i,a,d,p) NEW_NODE(NODE_DEFN,p,i,NEW_RFUNC(a,d))
#define NEW_DEFS(r,i,a,d) NEW_NODE(NODE_DEFS,r,i,NEW_RFUNC(a,d))
#define NEW_CFUNC(f,c) NEW_NODE(NODE_CFUNC,f,c,0)
#define NEW_IFUNC(f,c) NEW_NODE(NODE_IFUNC,f,c,0)
#define NEW_RFUNC(b1,b2) NEW_SCOPE(block_append(b1,b2))
#define NEW_SCOPE(b) NEW_NODE(NODE_SCOPE,local_tbl(),0,(b))
#define NEW_BLOCK(a) NEW_NODE(NODE_BLOCK,a,0,0)
#define NEW_IF(c,t,e) NEW_NODE(NODE_IF,c,t,e)
#define NEW_UNLESS(c,t,e) NEW_IF(c,e,t)
#define NEW_CASE(h,b) NEW_NODE(NODE_CASE,h,b,0)
#define NEW_WHEN(c,t,e) NEW_NODE(NODE_WHEN,c,t,e)
#define NEW_OPT_N(b) NEW_NODE(NODE_OPT_N,0,b,0)
#define NEW_WHILE(c,b,n) NEW_NODE(NODE_WHILE,c,b,n)
#define NEW_UNTIL(c,b,n) NEW_NODE(NODE_UNTIL,c,b,n)
#define NEW_FOR(v,i,b) NEW_NODE(NODE_FOR,v,b,i)
#define NEW_ITER(v,i,b) NEW_NODE(NODE_ITER,v,b,i)
#define NEW_LAMBDA(a,b) NEW_NODE(NODE_LAMBDA,a,b,0)
#define NEW_BREAK(s) NEW_NODE(NODE_BREAK,s,0,0)
#define NEW_NEXT(s) NEW_NODE(NODE_NEXT,s,0,0)
#define NEW_REDO() NEW_NODE(NODE_REDO,0,0,0)
#define NEW_RETRY() NEW_NODE(NODE_RETRY,0,0,0)
#define NEW_BEGIN(b) NEW_NODE(NODE_BEGIN,0,b,0)
#define NEW_RESCUE(b,res,e) NEW_NODE(NODE_RESCUE,b,res,e)
#define NEW_RESBODY(a,ex,n) NEW_NODE(NODE_RESBODY,n,ex,a)
#define NEW_ENSURE(b,en) NEW_NODE(NODE_ENSURE,b,0,en)
#define NEW_RETURN(s) NEW_NODE(NODE_RETURN,s,0,0)
#define NEW_YIELD(a,s) NEW_NODE(NODE_YIELD,a,0,s)
#define NEW_LIST(a)  NEW_ARRAY(a)
#define NEW_ARRAY(a) NEW_NODE(NODE_ARRAY,a,1,0)
#define NEW_ZARRAY() NEW_NODE(NODE_ZARRAY,0,0,0)
#define NEW_HASH(a)  NEW_NODE(NODE_HASH,a,0,0)
#define NEW_NOT(a)   NEW_NODE(NODE_NOT,0,a,0)
#define NEW_MASGN(l,r)   NEW_NODE(NODE_MASGN,l,0,r)
#define NEW_GASGN(v,val) NEW_NODE(NODE_GASGN,v,val,rb_global_entry(v))
#define NEW_LASGN(v,val) NEW_NODE(NODE_LASGN,v,val,local_cnt(v))
#define NEW_DASGN(v,val) NEW_NODE(NODE_DASGN,v,val,0)
#define NEW_DASGN_CURR(v,val) NEW_NODE(NODE_DASGN_CURR,v,val,0)
#define NEW_IASGN(v,val) NEW_NODE(NODE_IASGN,v,val,0)
#define NEW_CDECL(v,val,path) NEW_NODE(NODE_CDECL,v,val,path)
#define NEW_CVASGN(v,val) NEW_NODE(NODE_CVASGN,v,val,0)
#define NEW_CVDECL(v,val) NEW_NODE(NODE_CVDECL,v,val,0)
#define NEW_OP_ASGN1(p,id,a) NEW_NODE(NODE_OP_ASGN1,p,id,a)
#define NEW_OP_ASGN2(r,i,o,val) NEW_NODE(NODE_OP_ASGN2,r,val,NEW_OP_ASGN22(i,o))
#define NEW_OP_ASGN22(i,o) NEW_NODE(NODE_OP_ASGN2,i,o,rb_id_attrset(i))
#define NEW_OP_ASGN_OR(i,val) NEW_NODE(NODE_OP_ASGN_OR,i,val,0)
#define NEW_OP_ASGN_AND(i,val) NEW_NODE(NODE_OP_ASGN_AND,i,val,0)
#define NEW_GVAR(v) NEW_NODE(NODE_GVAR,v,0,rb_global_entry(v))
#define NEW_LVAR(v) NEW_NODE(NODE_LVAR,v,0,local_cnt(v))
#define NEW_DVAR(v) NEW_NODE(NODE_DVAR,v,0,0)
#define NEW_IVAR(v) NEW_NODE(NODE_IVAR,v,0,0)
#define NEW_CONST(v) NEW_NODE(NODE_CONST,v,0,0)
#define NEW_CVAR(v) NEW_NODE(NODE_CVAR,v,0,0)
#define NEW_NTH_REF(n)  NEW_NODE(NODE_NTH_REF,0,n,local_cnt('~'))
#define NEW_BACK_REF(n) NEW_NODE(NODE_BACK_REF,0,n,local_cnt('~'))
#define NEW_MATCH(c) NEW_NODE(NODE_MATCH,c,0,0)
#define NEW_MATCH2(n1,n2) NEW_NODE(NODE_MATCH2,n1,n2,0)
#define NEW_MATCH3(r,n2) NEW_NODE(NODE_MATCH3,r,n2,0)
#define NEW_LIT(l) NEW_NODE(NODE_LIT,l,0,0)
#define NEW_STR(s) NEW_NODE(NODE_STR,s,0,0)
#define NEW_DSTR(s) NEW_NODE(NODE_DSTR,s,1,0)
#define NEW_XSTR(s) NEW_NODE(NODE_XSTR,s,0,0)
#define NEW_DXSTR(s) NEW_NODE(NODE_DXSTR,s,0,0)
#define NEW_DSYM(s) NEW_NODE(NODE_DSYM,s,0,0)
#define NEW_EVSTR(n) NEW_NODE(NODE_EVSTR,0,(n),0)
#define NEW_CALL(r,m,a) NEW_NODE(NODE_CALL,r,m,a)
#define NEW_FCALL(m,a) NEW_NODE(NODE_FCALL,0,m,a)
#define NEW_VCALL(m) NEW_NODE(NODE_VCALL,0,m,0)
#define NEW_SUPER(a) NEW_NODE(NODE_SUPER,0,0,a)
#define NEW_ZSUPER() NEW_NODE(NODE_ZSUPER,0,0,0)
#define NEW_ARGS(f,o,r) NEW_NODE(NODE_ARGS,o,r,f)
#define NEW_POSTARG(r,m) NEW_NODE(NODE_POSTARG,m,0,r)
#define NEW_ARGSCAT(a,b) NEW_NODE(NODE_ARGSCAT,a,b,0)
#define NEW_ARGSPUSH(a,b) NEW_NODE(NODE_ARGSPUSH,a,b,0)
#define NEW_SPLAT(a) NEW_NODE(NODE_SPLAT,a,0,0)
#define NEW_TO_ARY(a) NEW_NODE(NODE_TO_ARY,a,0,0)
#define NEW_BLOCK_ARG(v) NEW_NODE(NODE_BLOCK_ARG,v,0,local_cnt(v))
#define NEW_BLOCK_PASS(b) NEW_NODE(NODE_BLOCK_PASS,0,b,0)
#define NEW_ALIAS(n,o) NEW_NODE(NODE_ALIAS,n,o,0)
#define NEW_VALIAS(n,o) NEW_NODE(NODE_VALIAS,n,o,0)
#define NEW_UNDEF(i) NEW_NODE(NODE_UNDEF,0,i,0)
#define NEW_CLASS(n,b,s) NEW_NODE(NODE_CLASS,n,NEW_SCOPE(b),(s))
#define NEW_SCLASS(r,b) NEW_NODE(NODE_SCLASS,r,NEW_SCOPE(b),0)
#define NEW_MODULE(n,b) NEW_NODE(NODE_MODULE,n,NEW_SCOPE(b),0)
#define NEW_COLON2(c,i) NEW_NODE(NODE_COLON2,c,i,0)
#define NEW_COLON3(i) NEW_NODE(NODE_COLON3,0,i,0)
#define NEW_DOT2(b,e) NEW_NODE(NODE_DOT2,b,e,0)
#define NEW_DOT3(b,e) NEW_NODE(NODE_DOT3,b,e,0)
#define NEW_ATTRSET(a) NEW_NODE(NODE_ATTRSET,a,0,0)
#define NEW_SELF() NEW_NODE(NODE_SELF,0,0,0)
#define NEW_NIL() NEW_NODE(NODE_NIL,0,0,0)
#define NEW_TRUE() NEW_NODE(NODE_TRUE,0,0,0)
#define NEW_FALSE() NEW_NODE(NODE_FALSE,0,0,0)
#define NEW_ERRINFO() NEW_NODE(NODE_ERRINFO,0,0,0)
#define NEW_DEFINED(e) NEW_NODE(NODE_DEFINED,e,0,0)
#define NEW_PREEXE(b) NEW_SCOPE(b)
#define NEW_POSTEXE(b) NEW_NODE(NODE_POSTEXE,0,b,0)
#define NEW_BMETHOD(b) NEW_NODE(NODE_BMETHOD,0,0,b)
#define NEW_ATTRASGN(r,m,a) NEW_NODE(NODE_ATTRASGN,r,m,a)
#define NEW_PRELUDE(p,b) NEW_NODE(NODE_PRELUDE,p,b,0)

#define NOEX_PUBLIC    0
#define NOEX_NOSUPER   1
#define NOEX_PRIVATE   2
#define NOEX_PROTECTED 4 
#define NOEX_LOCAL     8
#define NOEX_MASK      14

#define NOEX_UNDEF     NOEX_NOSUPER
#define NOEX_RECV      16

VALUE rb_parser_new(void);
VALUE rb_parser_end_seen_p(VALUE);

NODE *rb_parser_compile_cstr(VALUE, const char*, const char*, int, int);
NODE *rb_parser_compile_string(VALUE, const char*, VALUE, int);
NODE *rb_parser_compile_file(VALUE, const char*, VALUE, int);

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(enum node_type,VALUE,VALUE,VALUE);

NODE* rb_method_node(VALUE klass, ID id);
int rb_node_arity(NODE* node);

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 *);

typedef unsigned int rb_event_t;

#define RUBY_EVENT_NONE     0x00
#define RUBY_EVENT_LINE     0x01
#define RUBY_EVENT_CLASS    0x02
#define RUBY_EVENT_END      0x04
#define RUBY_EVENT_CALL     0x08
#define RUBY_EVENT_RETURN   0x10
#define RUBY_EVENT_C_CALL   0x20
#define RUBY_EVENT_C_RETURN 0x40
#define RUBY_EVENT_RAISE    0x80
#define RUBY_EVENT_ALL      0xff

typedef void (*rb_event_hook_func_t)(rb_event_t,NODE*,VALUE,ID,VALUE);
void rb_add_event_hook(rb_event_hook_func_t,rb_event_t);
int rb_remove_event_hook(rb_event_hook_func_t);

#if defined(__cplusplus)
}  /* extern "C" { */
#endif

#endif