зеркало из https://github.com/github/ruby.git
103 строки
2.7 KiB
C
103 строки
2.7 KiB
C
#include "internal.h"
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#include "internal/array.h"
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#include "iseq.h"
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#include "vm_core.h"
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#include "builtin.h"
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#include "miniprelude.c"
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// included from miniinit.c
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#ifndef INCLUDED_BY_BUILTIN_C
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static struct st_table *loaded_builtin_table;
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#endif
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rb_ast_t *rb_builtin_ast(const char *feature_name, VALUE *name_str);
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static const rb_iseq_t *
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builtin_iseq_load(const char *feature_name, const struct rb_builtin_function *table)
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{
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VALUE name_str = 0;
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rb_ast_t *ast = rb_builtin_ast(feature_name, &name_str);
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rb_vm_t *vm = GET_VM();
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if (!ast) {
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rb_fatal("builtin_iseq_load: can not find %s; "
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"probably miniprelude.c is out of date",
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feature_name);
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}
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vm->builtin_function_table = table;
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vm->builtin_inline_index = 0;
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static const rb_compile_option_t optimization = {
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TRUE, /* int inline_const_cache; */
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TRUE, /* int peephole_optimization; */
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FALSE,/* int tailcall_optimization; */
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TRUE, /* int specialized_instruction; */
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TRUE, /* int operands_unification; */
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TRUE, /* int instructions_unification; */
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TRUE, /* int stack_caching; */
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TRUE, /* int frozen_string_literal; */
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FALSE, /* int debug_frozen_string_literal; */
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FALSE, /* unsigned int coverage_enabled; */
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0, /* int debug_level; */
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};
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const rb_iseq_t *iseq = rb_iseq_new_with_opt(&ast->body, name_str, name_str, Qnil, 0, NULL, 0, ISEQ_TYPE_TOP, &optimization);
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GET_VM()->builtin_function_table = NULL;
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rb_ast_dispose(ast);
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// for debug
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if (0 && strcmp("prelude", feature_name) == 0) {
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rb_io_write(rb_stdout, rb_iseq_disasm((const rb_iseq_t *)iseq));
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}
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#ifndef INCLUDED_BY_BUILTIN_C
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st_insert(loaded_builtin_table, (st_data_t)feature_name, (st_data_t)iseq);
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rb_gc_register_mark_object((VALUE)iseq);
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#endif
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return iseq;
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}
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void
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rb_load_with_builtin_functions(const char *feature_name, const struct rb_builtin_function *table)
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{
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const rb_iseq_t *iseq = builtin_iseq_load(feature_name, table);
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rb_iseq_eval(iseq);
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}
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#ifndef INCLUDED_BY_BUILTIN_C
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static int
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each_builtin_i(st_data_t key, st_data_t val, st_data_t dmy)
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{
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const char *feature = (const char *)key;
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const rb_iseq_t *iseq = (const rb_iseq_t *)val;
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rb_yield_values(2, rb_str_new2(feature), rb_iseqw_new(iseq));
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return ST_CONTINUE;
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}
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static VALUE
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each_builtin(VALUE self)
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{
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st_foreach(loaded_builtin_table, each_builtin_i, 0);
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return Qnil;
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}
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void
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Init_builtin(void)
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{
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rb_define_singleton_method(rb_cRubyVM, "each_builtin", each_builtin, 0);
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loaded_builtin_table = st_init_strtable();
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}
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void
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Init_builtin_features(void)
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{
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// register for ruby
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builtin_iseq_load("gem_prelude", NULL);
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}
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#endif
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