Ruby 3.5.0dev (2025-06-06 revision 347e581a4cbe2bbf7c13532038f2a68b0b37099a)
vm_callinfo.h (347e581a4cbe2bbf7c13532038f2a68b0b37099a)
1#ifndef RUBY_VM_CALLINFO_H /*-*-C-*-vi:se ft=c:*/
2#define RUBY_VM_CALLINFO_H
11#include "debug_counter.h"
12#include "internal/class.h"
13#include "shape.h"
14
15enum vm_call_flag_bits {
16 VM_CALL_ARGS_SPLAT_bit, // m(*args)
17 VM_CALL_ARGS_BLOCKARG_bit, // m(&block)
18 VM_CALL_FCALL_bit, // m(args) # receiver is self
19 VM_CALL_VCALL_bit, // m # method call that looks like a local variable
20 VM_CALL_ARGS_SIMPLE_bit, // !(ci->flag & (SPLAT|BLOCKARG|KWARG|KW_SPLAT|FORWARDING)) && !has_block_iseq
21 VM_CALL_KWARG_bit, // has kwarg
22 VM_CALL_KW_SPLAT_bit, // m(**opts)
23 VM_CALL_TAILCALL_bit, // located at tail position
24 VM_CALL_SUPER_bit, // super
25 VM_CALL_ZSUPER_bit, // zsuper
26 VM_CALL_OPT_SEND_bit, // internal flag
27 VM_CALL_KW_SPLAT_MUT_bit, // kw splat hash can be modified (to avoid allocating a new one)
28 VM_CALL_ARGS_SPLAT_MUT_bit, // args splat can be modified (to avoid allocating a new one)
29 VM_CALL_FORWARDING_bit, // m(...)
30 VM_CALL__END
31};
32
33#define VM_CALL_ARGS_SPLAT (0x01 << VM_CALL_ARGS_SPLAT_bit)
34#define VM_CALL_ARGS_BLOCKARG (0x01 << VM_CALL_ARGS_BLOCKARG_bit)
35#define VM_CALL_FCALL (0x01 << VM_CALL_FCALL_bit)
36#define VM_CALL_VCALL (0x01 << VM_CALL_VCALL_bit)
37#define VM_CALL_ARGS_SIMPLE (0x01 << VM_CALL_ARGS_SIMPLE_bit)
38#define VM_CALL_KWARG (0x01 << VM_CALL_KWARG_bit)
39#define VM_CALL_KW_SPLAT (0x01 << VM_CALL_KW_SPLAT_bit)
40#define VM_CALL_TAILCALL (0x01 << VM_CALL_TAILCALL_bit)
41#define VM_CALL_SUPER (0x01 << VM_CALL_SUPER_bit)
42#define VM_CALL_ZSUPER (0x01 << VM_CALL_ZSUPER_bit)
43#define VM_CALL_OPT_SEND (0x01 << VM_CALL_OPT_SEND_bit)
44#define VM_CALL_KW_SPLAT_MUT (0x01 << VM_CALL_KW_SPLAT_MUT_bit)
45#define VM_CALL_ARGS_SPLAT_MUT (0x01 << VM_CALL_ARGS_SPLAT_MUT_bit)
46#define VM_CALL_FORWARDING (0x01 << VM_CALL_FORWARDING_bit)
47
49 int keyword_len;
50 int references;
51 VALUE keywords[];
52};
53
54static inline size_t
55rb_callinfo_kwarg_bytes(int keyword_len)
56{
57 return rb_size_mul_add_or_raise(
58 keyword_len,
59 sizeof(VALUE),
60 sizeof(struct rb_callinfo_kwarg),
62}
63
64// imemo_callinfo
66 VALUE flags;
67 const struct rb_callinfo_kwarg *kwarg;
68 VALUE mid;
69 VALUE flag;
70 VALUE argc;
71};
72
73#if !defined(USE_EMBED_CI) || (USE_EMBED_CI+0)
74#undef USE_EMBED_CI
75#define USE_EMBED_CI 1
76#else
77#undef USE_EMBED_CI
78#define USE_EMBED_CI 0
79#endif
80
81#if SIZEOF_VALUE == 8
82#define CI_EMBED_TAG_bits 1
83#define CI_EMBED_ARGC_bits 15
84#define CI_EMBED_FLAG_bits 16
85#define CI_EMBED_ID_bits 32
86#elif SIZEOF_VALUE == 4
87#define CI_EMBED_TAG_bits 1
88#define CI_EMBED_ARGC_bits 3
89#define CI_EMBED_FLAG_bits 13
90#define CI_EMBED_ID_bits 15
91#endif
92
93#if (CI_EMBED_TAG_bits + CI_EMBED_ARGC_bits + CI_EMBED_FLAG_bits + CI_EMBED_ID_bits) != (SIZEOF_VALUE * 8)
94#error
95#endif
96
97#define CI_EMBED_FLAG 0x01
98#define CI_EMBED_ARGC_SHFT (CI_EMBED_TAG_bits)
99#define CI_EMBED_ARGC_MASK ((((VALUE)1)<<CI_EMBED_ARGC_bits) - 1)
100#define CI_EMBED_FLAG_SHFT (CI_EMBED_TAG_bits + CI_EMBED_ARGC_bits)
101#define CI_EMBED_FLAG_MASK ((((VALUE)1)<<CI_EMBED_FLAG_bits) - 1)
102#define CI_EMBED_ID_SHFT (CI_EMBED_TAG_bits + CI_EMBED_ARGC_bits + CI_EMBED_FLAG_bits)
103#define CI_EMBED_ID_MASK ((((VALUE)1)<<CI_EMBED_ID_bits) - 1)
104
105static inline bool
106vm_ci_packed_p(const struct rb_callinfo *ci)
107{
108 if (!USE_EMBED_CI) {
109 return 0;
110 }
111 if (LIKELY(((VALUE)ci) & 0x01)) {
112 return 1;
113 }
114 else {
115 VM_ASSERT(IMEMO_TYPE_P(ci, imemo_callinfo));
116 return 0;
117 }
118}
119
120static inline bool
121vm_ci_p(const struct rb_callinfo *ci)
122{
123 if (vm_ci_packed_p(ci) || IMEMO_TYPE_P(ci, imemo_callinfo)) {
124 return 1;
125 }
126 else {
127 return 0;
128 }
129}
130
131static inline ID
132vm_ci_mid(const struct rb_callinfo *ci)
133{
134 if (vm_ci_packed_p(ci)) {
135 return (((VALUE)ci) >> CI_EMBED_ID_SHFT) & CI_EMBED_ID_MASK;
136 }
137 else {
138 return (ID)ci->mid;
139 }
140}
141
142static inline unsigned int
143vm_ci_flag(const struct rb_callinfo *ci)
144{
145 if (vm_ci_packed_p(ci)) {
146 return (unsigned int)((((VALUE)ci) >> CI_EMBED_FLAG_SHFT) & CI_EMBED_FLAG_MASK);
147 }
148 else {
149 return (unsigned int)ci->flag;
150 }
151}
152
153static inline unsigned int
154vm_ci_argc(const struct rb_callinfo *ci)
155{
156 if (vm_ci_packed_p(ci)) {
157 return (unsigned int)((((VALUE)ci) >> CI_EMBED_ARGC_SHFT) & CI_EMBED_ARGC_MASK);
158 }
159 else {
160 return (unsigned int)ci->argc;
161 }
162}
163
164static inline const struct rb_callinfo_kwarg *
165vm_ci_kwarg(const struct rb_callinfo *ci)
166{
167 if (vm_ci_packed_p(ci)) {
168 return NULL;
169 }
170 else {
171 return ci->kwarg;
172 }
173}
174
175static inline void
176vm_ci_dump(const struct rb_callinfo *ci)
177{
178 if (vm_ci_packed_p(ci)) {
179 ruby_debug_printf("packed_ci ID:%s flag:%x argc:%u\n",
180 rb_id2name(vm_ci_mid(ci)), vm_ci_flag(ci), vm_ci_argc(ci));
181 }
182 else {
183 rp(ci);
184 }
185}
186
187#define vm_ci_new(mid, flag, argc, kwarg) vm_ci_new_(mid, flag, argc, kwarg, __FILE__, __LINE__)
188#define vm_ci_new_runtime(mid, flag, argc, kwarg) vm_ci_new_runtime_(mid, flag, argc, kwarg, __FILE__, __LINE__)
189
190/* This is passed to STATIC_ASSERT. Cannot be an inline function. */
191#define VM_CI_EMBEDDABLE_P(mid, flag, argc, kwarg) \
192 (((mid ) & ~CI_EMBED_ID_MASK) ? false : \
193 ((flag) & ~CI_EMBED_FLAG_MASK) ? false : \
194 ((argc) & ~CI_EMBED_ARGC_MASK) ? false : \
195 (kwarg) ? false : true)
196
197#define vm_ci_new_id(mid, flag, argc, must_zero) \
198 ((const struct rb_callinfo *) \
199 ((((VALUE)(mid )) << CI_EMBED_ID_SHFT) | \
200 (((VALUE)(flag)) << CI_EMBED_FLAG_SHFT) | \
201 (((VALUE)(argc)) << CI_EMBED_ARGC_SHFT) | \
202 RUBY_FIXNUM_FLAG))
203
204// vm_method.c
205const struct rb_callinfo *rb_vm_ci_lookup(ID mid, unsigned int flag, unsigned int argc, const struct rb_callinfo_kwarg *kwarg);
206void rb_vm_ci_free(const struct rb_callinfo *);
207
208static inline const struct rb_callinfo *
209vm_ci_new_(ID mid, unsigned int flag, unsigned int argc, const struct rb_callinfo_kwarg *kwarg, const char *file, int line)
210{
211 if (USE_EMBED_CI && VM_CI_EMBEDDABLE_P(mid, flag, argc, kwarg)) {
212 RB_DEBUG_COUNTER_INC(ci_packed);
213 return vm_ci_new_id(mid, flag, argc, kwarg);
214 }
215
216 const bool debug = 0;
217 if (debug) ruby_debug_printf("%s:%d ", file, line);
218
219 const struct rb_callinfo *ci = rb_vm_ci_lookup(mid, flag, argc, kwarg);
220
221 if (debug) rp(ci);
222 if (kwarg) {
223 RB_DEBUG_COUNTER_INC(ci_kw);
224 }
225 else {
226 RB_DEBUG_COUNTER_INC(ci_nokw);
227 }
228
229 VM_ASSERT(vm_ci_flag(ci) == flag);
230 VM_ASSERT(vm_ci_argc(ci) == argc);
231
232 return ci;
233}
234
235
236static inline const struct rb_callinfo *
237vm_ci_new_runtime_(ID mid, unsigned int flag, unsigned int argc, const struct rb_callinfo_kwarg *kwarg, const char *file, int line)
238{
239 RB_DEBUG_COUNTER_INC(ci_runtime);
240 return vm_ci_new_(mid, flag, argc, kwarg, file, line);
241}
242
243#define VM_CALLINFO_NOT_UNDER_GC IMEMO_FL_USER0
244
245static inline bool
246vm_ci_markable(const struct rb_callinfo *ci)
247{
248 if (! ci) {
249 return false; /* or true? This is Qfalse... */
250 }
251 else if (vm_ci_packed_p(ci)) {
252 return true;
253 }
254 else {
255 VM_ASSERT(IMEMO_TYPE_P(ci, imemo_callinfo));
256 return ! FL_ANY_RAW((VALUE)ci, VM_CALLINFO_NOT_UNDER_GC);
257 }
258}
259
260#define VM_CI_ON_STACK(mid_, flags_, argc_, kwarg_) \
261 (struct rb_callinfo) { \
262 .flags = T_IMEMO | \
263 (imemo_callinfo << FL_USHIFT) | \
264 VM_CALLINFO_NOT_UNDER_GC, \
265 .mid = mid_, \
266 .flag = flags_, \
267 .argc = argc_, \
268 .kwarg = kwarg_, \
269 }
270
271typedef VALUE (*vm_call_handler)(
273 struct rb_control_frame_struct *cfp,
274 struct rb_calling_info *calling);
275
276// imemo_callcache
277
279 const VALUE flags;
280
281 /* inline cache: key */
282 const VALUE klass; // should not mark it because klass can not be free'd
283 // because of this marking. When klass is collected,
284 // cc will be cleared (cc->klass = 0) at vm_ccs_free().
285
286 /* inline cache: values */
287 const struct rb_callable_method_entry_struct * const cme_;
288 const vm_call_handler call_;
289
290 union {
291 struct {
292 uint64_t value; // Shape ID in former half, index in latter half
293 } attr;
294 const enum method_missing_reason method_missing_reason; /* used by method_missing */
295 VALUE v;
296 const struct rb_builtin_function *bf;
297 } aux_;
298};
299
300#define VM_CALLCACHE_UNMARKABLE FL_FREEZE
301#define VM_CALLCACHE_ON_STACK FL_EXIVAR
302
303/* VM_CALLCACHE_IVAR used for IVAR/ATTRSET/STRUCT_AREF/STRUCT_ASET methods */
304#define VM_CALLCACHE_IVAR IMEMO_FL_USER0
305#define VM_CALLCACHE_BF IMEMO_FL_USER1
306#define VM_CALLCACHE_SUPER IMEMO_FL_USER2
307#define VM_CALLCACHE_REFINEMENT IMEMO_FL_USER3
308
309enum vm_cc_type {
310 cc_type_normal, // chained from ccs
311 cc_type_super,
312 cc_type_refinement,
313};
314
315extern const struct rb_callcache *rb_vm_empty_cc(void);
316extern const struct rb_callcache *rb_vm_empty_cc_for_super(void);
317
318#define vm_cc_empty() rb_vm_empty_cc()
319
320static inline void vm_cc_attr_index_set(const struct rb_callcache *cc, attr_index_t index, shape_id_t dest_shape_id);
321
322static inline void
323vm_cc_attr_index_initialize(const struct rb_callcache *cc, shape_id_t shape_id)
324{
325 vm_cc_attr_index_set(cc, (attr_index_t)-1, shape_id);
326}
327
328static inline const struct rb_callcache *
329vm_cc_new(VALUE klass,
330 const struct rb_callable_method_entry_struct *cme,
331 vm_call_handler call,
332 enum vm_cc_type type)
333{
334 struct rb_callcache *cc = IMEMO_NEW(struct rb_callcache, imemo_callcache, klass);
335 *((struct rb_callable_method_entry_struct **)&cc->cme_) = (struct rb_callable_method_entry_struct *)cme;
336 *((vm_call_handler *)&cc->call_) = call;
337
338 VM_ASSERT(RB_TYPE_P(klass, T_CLASS) || RB_TYPE_P(klass, T_ICLASS));
339
340 switch (type) {
341 case cc_type_normal:
342 break;
343 case cc_type_super:
344 *(VALUE *)&cc->flags |= VM_CALLCACHE_SUPER;
345 break;
346 case cc_type_refinement:
347 *(VALUE *)&cc->flags |= VM_CALLCACHE_REFINEMENT;
348 break;
349 }
350
351 if (cme->def->type == VM_METHOD_TYPE_ATTRSET || cme->def->type == VM_METHOD_TYPE_IVAR) {
352 vm_cc_attr_index_initialize(cc, INVALID_SHAPE_ID);
353 }
354
355 RB_DEBUG_COUNTER_INC(cc_new);
356 return cc;
357}
358
359static inline bool
360vm_cc_super_p(const struct rb_callcache *cc)
361{
362 return (cc->flags & VM_CALLCACHE_SUPER) != 0;
363}
364
365static inline bool
366vm_cc_refinement_p(const struct rb_callcache *cc)
367{
368 return (cc->flags & VM_CALLCACHE_REFINEMENT) != 0;
369}
370
371#define VM_CC_ON_STACK(clazz, call, aux, cme) \
372 (struct rb_callcache) { \
373 .flags = T_IMEMO | \
374 (imemo_callcache << FL_USHIFT) | \
375 VM_CALLCACHE_UNMARKABLE | \
376 VM_CALLCACHE_ON_STACK, \
377 .klass = clazz, \
378 .cme_ = cme, \
379 .call_ = call, \
380 .aux_ = aux, \
381 }
382
383static inline bool
384vm_cc_class_check(const struct rb_callcache *cc, VALUE klass)
385{
386 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
387 VM_ASSERT(cc->klass == 0 ||
388 RB_TYPE_P(cc->klass, T_CLASS) || RB_TYPE_P(cc->klass, T_ICLASS));
389 return cc->klass == klass;
390}
391
392static inline int
393vm_cc_markable(const struct rb_callcache *cc)
394{
395 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
396 return FL_TEST_RAW((VALUE)cc, VM_CALLCACHE_UNMARKABLE) == 0;
397}
398
399static inline const struct rb_callable_method_entry_struct *
400vm_cc_cme(const struct rb_callcache *cc)
401{
402 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
403 VM_ASSERT(cc->call_ == NULL || // not initialized yet
404 !vm_cc_markable(cc) ||
405 cc->cme_ != NULL);
406
407 return cc->cme_;
408}
409
410static inline vm_call_handler
411vm_cc_call(const struct rb_callcache *cc)
412{
413 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
414 VM_ASSERT(cc->call_ != NULL);
415 return cc->call_;
416}
417
418static inline void
419vm_unpack_shape_and_index(const uint64_t cache_value, shape_id_t *shape_id, attr_index_t *index)
420{
421 union rb_attr_index_cache cache = {
422 .pack = cache_value,
423 };
424 *shape_id = cache.unpack.shape_id;
425 *index = cache.unpack.index - 1;
426}
427
428static inline void
429vm_cc_atomic_shape_and_index(const struct rb_callcache *cc, shape_id_t *shape_id, attr_index_t *index)
430{
431 vm_unpack_shape_and_index(ATOMIC_U64_LOAD_RELAXED(cc->aux_.attr.value), shape_id, index);
432}
433
434static inline void
435vm_ic_atomic_shape_and_index(const struct iseq_inline_iv_cache_entry *ic, shape_id_t *shape_id, attr_index_t *index)
436{
437 vm_unpack_shape_and_index(ATOMIC_U64_LOAD_RELAXED(ic->value), shape_id, index);
438}
439
440static inline unsigned int
441vm_cc_cmethod_missing_reason(const struct rb_callcache *cc)
442{
443 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
444 return cc->aux_.method_missing_reason;
445}
446
447static inline bool
448vm_cc_invalidated_p(const struct rb_callcache *cc)
449{
450 if (cc->klass && !METHOD_ENTRY_INVALIDATED(vm_cc_cme(cc))) {
451 return false;
452 }
453 else {
454 return true;
455 }
456}
457
458/* callcache: mutate */
459
460static inline void
461vm_cc_call_set(const struct rb_callcache *cc, vm_call_handler call)
462{
463 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
464 VM_ASSERT(cc != vm_cc_empty());
465 *(vm_call_handler *)&cc->call_ = call;
466}
467
468static inline void
469set_vm_cc_ivar(const struct rb_callcache *cc)
470{
471 *(VALUE *)&cc->flags |= VM_CALLCACHE_IVAR;
472}
473
474static inline uint64_t
475vm_pack_shape_and_index(shape_id_t shape_id, attr_index_t index)
476{
477 union rb_attr_index_cache cache = {
478 .unpack = {
479 .shape_id = shape_id,
480 .index = index + 1,
481 }
482 };
483 return cache.pack;
484}
485
486static inline void
487vm_cc_attr_index_set(const struct rb_callcache *cc, attr_index_t index, shape_id_t dest_shape_id)
488{
489 uint64_t *attr_value = (uint64_t *)&cc->aux_.attr.value;
490 if (!vm_cc_markable(cc)) {
491 *attr_value = vm_pack_shape_and_index(INVALID_SHAPE_ID, ATTR_INDEX_NOT_SET);
492 return;
493 }
494 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
495 VM_ASSERT(cc != vm_cc_empty());
496 *attr_value = vm_pack_shape_and_index(dest_shape_id, index);
497 set_vm_cc_ivar(cc);
498}
499
500static inline bool
501vm_cc_ivar_p(const struct rb_callcache *cc)
502{
503 return (cc->flags & VM_CALLCACHE_IVAR) != 0;
504}
505
506static inline void
507vm_ic_attr_index_set(const rb_iseq_t *iseq, struct iseq_inline_iv_cache_entry *ic, attr_index_t index, shape_id_t dest_shape_id)
508{
509 ATOMIC_U64_SET_RELAXED(ic->value, vm_pack_shape_and_index(dest_shape_id, index));
510}
511
512static inline void
513vm_ic_attr_index_initialize(struct iseq_inline_iv_cache_entry *ic, shape_id_t shape_id)
514{
515 ATOMIC_U64_SET_RELAXED(ic->value, vm_pack_shape_and_index(shape_id, ATTR_INDEX_NOT_SET));
516}
517
518static inline void
519vm_cc_method_missing_reason_set(const struct rb_callcache *cc, enum method_missing_reason reason)
520{
521 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
522 VM_ASSERT(cc != vm_cc_empty());
523 *(enum method_missing_reason *)&cc->aux_.method_missing_reason = reason;
524}
525
526static inline void
527vm_cc_bf_set(const struct rb_callcache *cc, const struct rb_builtin_function *bf)
528{
529 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
530 VM_ASSERT(cc != vm_cc_empty());
531 *(const struct rb_builtin_function **)&cc->aux_.bf = bf;
532 *(VALUE *)&cc->flags |= VM_CALLCACHE_BF;
533}
534
535static inline bool
536vm_cc_bf_p(const struct rb_callcache *cc)
537{
538 return (cc->flags & VM_CALLCACHE_BF) != 0;
539}
540
541static inline void
542vm_cc_invalidate(const struct rb_callcache *cc)
543{
544 VM_ASSERT(IMEMO_TYPE_P(cc, imemo_callcache));
545 VM_ASSERT(cc != vm_cc_empty());
546 VM_ASSERT(cc->klass != 0); // should be enable
547
548 *(VALUE *)&cc->klass = 0;
549 RB_DEBUG_COUNTER_INC(cc_ent_invalidate);
550}
551
552/* calldata */
553
555 const struct rb_callinfo *ci;
556 const struct rb_callcache *cc;
557};
558
560#if VM_CHECK_MODE > 0
561 VALUE debug_sig;
562#endif
563 int capa;
564 int len;
565 const struct rb_callable_method_entry_struct *cme;
567 unsigned int argc;
568 unsigned int flag;
569 const struct rb_callcache *cc;
570 } *entries;
571};
572
573#if VM_CHECK_MODE > 0
574
575const rb_callable_method_entry_t *rb_vm_lookup_overloaded_cme(const rb_callable_method_entry_t *cme);
576void rb_vm_dump_overloaded_cme_table(void);
577
578static inline bool
579vm_ccs_p(const struct rb_class_cc_entries *ccs)
580{
581 return ccs->debug_sig == ~(VALUE)ccs;
582}
583
584static inline bool
585vm_cc_check_cme(const struct rb_callcache *cc, const rb_callable_method_entry_t *cme)
586{
587 if (vm_cc_cme(cc) == cme ||
588 (cme->def->iseq_overload && vm_cc_cme(cc) == rb_vm_lookup_overloaded_cme(cme))) {
589 return true;
590 }
591 else {
592#if 1
593 // debug print
594
595 fprintf(stderr, "iseq_overload:%d, cme:%p (def:%p), cm_cc_cme(cc):%p (def:%p)\n",
596 (int)cme->def->iseq_overload,
597 cme, cme->def,
598 vm_cc_cme(cc), vm_cc_cme(cc)->def);
599 rp(cme);
600 rp(vm_cc_cme(cc));
601 rp(rb_vm_lookup_overloaded_cme(cme));
602#endif
603 return false;
604 }
605}
606
607#endif
608
609// gc.c
610void rb_vm_ccs_free(struct rb_class_cc_entries *ccs);
611
612#endif /* RUBY_VM_CALLINFO_H */
#define T_ICLASS
Old name of RUBY_T_ICLASS.
Definition value_type.h:66
#define FL_TEST_RAW
Old name of RB_FL_TEST_RAW.
Definition fl_type.h:131
#define FL_ANY_RAW
Old name of RB_FL_ANY_RAW.
Definition fl_type.h:125
#define T_CLASS
Old name of RUBY_T_CLASS.
Definition value_type.h:58
VALUE rb_eRuntimeError
RuntimeError exception.
Definition error.c:1428
VALUE type(ANYARGS)
ANYARGS-ed function type.
Definition vm_core.h:290
Definition method.h:63
uintptr_t ID
Type that represents a Ruby identifier such as a variable name.
Definition value.h:52
uintptr_t VALUE
Type that represents a Ruby object.
Definition value.h:40
static bool RB_TYPE_P(VALUE obj, enum ruby_value_type t)
Queries if the given object is of given type.
Definition value_type.h:376