ruby/builtin.c

52 строки
1.2 KiB
C

#include "internal.h"
#include "vm_core.h"
#include "iseq.h"
#include "builtin.h"
#include "builtin_binary.inc"
static const unsigned char*
builtin_lookup(const char *feature, size_t *psize)
{
for (int i=0; i<BUILTIN_BINARY_SIZE; i++) {
if (strcmp(builtin_binary[i].feature, feature) == 0) {
*psize = builtin_binary[i].bin_size;
return builtin_binary[i].bin;
}
}
rb_bug("builtin_lookup: can not find %s\n", feature);
}
void
rb_load_with_builtin_functions(const char *feature_name, const struct rb_builtin_function *table)
{
// search binary
size_t size;
const unsigned char *bin = builtin_lookup(feature_name, &size);
// load binary
rb_vm_t *vm = GET_VM();
if (vm->builtin_function_table != NULL) rb_bug("vm->builtin_function_table should be NULL.");
vm->builtin_function_table = table;
vm->builtin_inline_index = 0;
const rb_iseq_t *iseq = rb_iseq_ibf_load_bytes((const char *)bin, size);
vm->builtin_function_table = NULL;
// exec
rb_iseq_eval(iseq);
}
void
Init_builtin(void)
{
//
}
// inline
VALUE
rb_vm_lvar_exposed(rb_execution_context_t *ec, int index)
{
const rb_control_frame_t *cfp = ec->cfp;
return cfp->ep[index];
}