Ruby 2.7.6p219 (2022-04-12 revision c9c2245c0a25176072e02db9254f0e0c84c805cd)
builtin.c
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1#include "internal.h"
2#include "vm_core.h"
3#include "iseq.h"
4#include "builtin.h"
5
6#if CROSS_COMPILING
7
8#define INCLUDED_BY_BUILTIN_C 1
9#include "mini_builtin.c"
10
11#else
12
13#include "builtin_binary.inc"
14
15static const unsigned char*
16builtin_lookup(const char *feature, size_t *psize)
17{
18 static int index = 0;
19 int i = index++;
20
21 // usually, `builtin_binary` order is loading order at miniruby.
22 if (LIKELY(strcmp(builtin_binary[i].feature, feature) == 0)) {
23 found:
24 *psize = builtin_binary[i].bin_size;
25 return builtin_binary[i].bin;
26 }
27 else {
28 if (0) fprintf(stderr, "builtin_lookup: cached index miss (index:%d)\n", i);
29 for (i=0; i<BUILTIN_BINARY_SIZE; i++) {
30 if (strcmp(builtin_binary[i].feature, feature) == 0) {
31 goto found;
32 }
33 }
34 }
35 rb_bug("builtin_lookup: can not find %s\n", feature);
36}
37
38void
39rb_load_with_builtin_functions(const char *feature_name, const struct rb_builtin_function *table)
40{
41 // search binary
42 size_t size;
43 const unsigned char *bin = builtin_lookup(feature_name, &size);
44
45 // load binary
46 rb_vm_t *vm = GET_VM();
47 if (vm->builtin_function_table != NULL) rb_bug("vm->builtin_function_table should be NULL.");
48 vm->builtin_function_table = table;
50 const rb_iseq_t *iseq = rb_iseq_ibf_load_bytes((const char *)bin, size);
52
53 // exec
54 rb_iseq_eval(rb_iseq_check(iseq));
55}
56
57#endif
58
59void
61{
62 // nothing
63}
64
65void
67{
69}
void Init_builtin_features(void)
Definition: builtin.c:66
void Init_builtin(void)
Definition: builtin.c:60
void rb_load_with_builtin_functions(const char *feature_name, const struct rb_builtin_function *table)
Definition: builtin.c:39
void rb_bug(const char *fmt,...)
Definition: error.c:636
#define NULL
int strcmp(const char *, const char *)
int fprintf(FILE *__restrict__, const char *__restrict__,...) __attribute__((__format__(__printf__
#define stderr
const rb_iseq_t * rb_iseq_ibf_load_bytes(const char *cstr, size_t)
Definition: compile.c:11614
#define GET_VM()
uint32_t i
const rb_iseq_t * iseq
unsigned int size
int const void const char VALUE rb_iseq_eval(const rb_iseq_t *iseq)
Definition: vm.c:2163
#define LIKELY(x)
char bin[32]
Definition: siphash.c:135
const unsigned char * bin
const struct rb_builtin_function * builtin_function_table