static mrb_value mrb_value_to_string(mrb_state* mrb, mrb_value value) { mrb_value str; ARENA_SAVE; switch (mrb_type(value)) { case MRB_TT_FIXNUM: case MRB_TT_FLOAT: case MRB_TT_TRUE: case MRB_TT_FALSE: case MRB_TT_UNDEF: str = mrb_funcall(mrb, value, "to_s", 0, NULL); break; case MRB_TT_STRING: str = mrb_funcall(mrb, value, "inspect", 0, NULL); break; case MRB_TT_HASH: { str = mrb_str_new_cstr(mrb, "{"); mrb_value keys = mrb_hash_keys(mrb, value); int n, l = RARRAY_LEN(keys); for (n = 0; n < l; n++) { mrb_value key = mrb_ary_entry(keys, n); mrb_value enckey = mrb_funcall(mrb, key, "to_s", 0, NULL); enckey = mrb_funcall(mrb, enckey, "inspect", 0, NULL); mrb_str_concat(mrb, str, enckey); mrb_str_cat2(mrb, str, ":"); mrb_value obj = mrb_hash_get(mrb, value, key); mrb_str_concat(mrb, str, mrb_value_to_string(mrb, obj)); if (n != l - 1) { mrb_str_cat2(mrb, str, ","); } ARENA_RESTORE; } mrb_str_cat2(mrb, str, "}"); break; } case MRB_TT_ARRAY: { mrb_value str = mrb_str_new_cstr(mrb, "["); int n, l = RARRAY_LEN(value); for (n = 0; n < l; n++) { mrb_value obj = mrb_ary_entry(value, n); mrb_str_concat(mrb, str, mrb_value_to_string(mrb, obj)); if (n != l - 1) { mrb_str_cat2(mrb, str, ","); } ARENA_RESTORE; } mrb_str_cat2(mrb, str, "]"); break; } default: mrb_raise(mrb, E_ARGUMENT_ERROR, "invalid argument"); } ARENA_RESTORE; return str; }
static mrb_value mrb_proc_inspect(mrb_state *mrb, mrb_value self) { struct RProc *p = mrb_proc_ptr(self); mrb_value str = mrb_str_new_lit(mrb, "#<Proc:"); mrb_str_concat(mrb, str, mrb_ptr_to_str(mrb, mrb_cptr(self))); if (!MRB_PROC_CFUNC_P(p)) { mrb_irep *irep = p->body.irep; const char *filename; int32_t line; mrb_str_cat_lit(mrb, str, "@"); filename = mrb_debug_get_filename(irep, 0); mrb_str_cat_cstr(mrb, str, filename ? filename : "-"); mrb_str_cat_lit(mrb, str, ":"); line = mrb_debug_get_line(irep, 0); if (line != -1) { mrb_str_append(mrb, str, mrb_fixnum_value(line)); } else { mrb_str_cat_lit(mrb, str, "-"); } } if (MRB_PROC_STRICT_P(p)) { mrb_str_cat_lit(mrb, str, " (lambda)"); } mrb_str_cat_lit(mrb, str, ">"); return str; }
mrb_value mrb_class_path(mrb_state *mrb, struct RClass *c) { mrb_value path; const char *name; int len; path = mrb_obj_iv_get(mrb, (struct RObject*)c, mrb_intern(mrb, "__classpath__")); if (mrb_nil_p(path)) { struct RClass *outer = mrb_class_outer_module(mrb, c); mrb_sym sym = mrb_class_sym(mrb, c, outer); if (sym == 0) { return mrb_nil_value(); } else if (outer && outer != mrb->object_class) { mrb_value base = mrb_class_path(mrb, outer); path = mrb_str_plus(mrb, base, mrb_str_new(mrb, "::", 2)); name = mrb_sym2name_len(mrb, sym, &len); mrb_str_concat(mrb, path, mrb_str_new(mrb, name, len)); } else { name = mrb_sym2name_len(mrb, sym, &len); path = mrb_str_new(mrb, name, len); } mrb_obj_iv_set(mrb, (struct RObject*)c, mrb_intern(mrb, "__classpath__"), path); } return path; }
static mrb_value mrb_proc_inspect(mrb_state *mrb, mrb_value self) { struct RProc *p = mrb_proc_ptr(self); mrb_value str = mrb_str_new_lit(mrb, "#<Proc:"); mrb_str_concat(mrb, str, mrb_ptr_to_str(mrb, mrb_cptr(self))); if (!MRB_PROC_CFUNC_P(p)) { mrb_irep *irep = p->body.irep; mrb_str_cat_lit(mrb, str, "@"); if (irep->filename) { mrb_str_cat_cstr(mrb, str, irep->filename); } else { mrb_str_cat_lit(mrb, str, "-"); } mrb_str_cat_lit(mrb, str, ":"); if (irep->lines) { mrb_str_append(mrb, str, mrb_fixnum_value(*irep->lines)); } else { mrb_str_cat_lit(mrb, str, "-"); } } if (MRB_PROC_STRICT_P(p)) { mrb_str_cat_lit(mrb, str, " (lambda)"); } mrb_str_cat_lit(mrb, str, ">"); return str; }
mrb_value cfunc_rubyvm_class_thread(mrb_state *mrb, mrb_value klass) { // init bindle data with RubyVM object struct RClass *c = mrb_class_ptr(klass); struct cfunc_rubyvm_data *data = malloc(sizeof(struct cfunc_rubyvm_data)); data->mrb_state_init = cfunc_state(mrb)->mrb_state_init; mrb_value self = mrb_obj_value((struct RObject *)Data_Wrap_Struct(mrb, c, &cfunc_rubyvm_data_type, data)); // load script mrb_value filename, str; mrb_get_args(mrb, "S", &filename); str = mrb_str_new_cstr(mrb, "mruby_data_"); mrb_str_concat(mrb, str, mrb_str_new(mrb, RSTRING_PTR(filename), RSTRING_LEN(filename))); void *dlh = dlopen(NULL, RTLD_LAZY); data->mrb_data = (const char *)dlsym(dlh, RSTRING_PTR(str)); if (!data->mrb_data) { dlclose(dlh); mrb_raisef(mrb, E_SCRIPT_ERROR, "file '%s' not found.", RSTRING_PTR(str)); } // initial pthread data->queue = create_vector(); pthread_mutex_init(&data->queue_mutex, NULL); pthread_cond_init(&data->queue_cond, NULL); pthread_create(&data->thread, NULL, cfunc_rubyvm_open, (void*)data); return self; }
mrb_value mrb_exec_command(mrb_state *mrb, mrb_value obj) { mrb_value command_str; mrb_get_args(mrb, "o", &command_str); char *command_p = mrb_str_to_cstr(mrb, command_str); char result_buff[BUF_SIZE]; FILE *fp; mrb_value buff_str; if ( (fp = popen(command_p, "r")) == NULL) { return mrb_nil_value(); } mrb_value str = mrb_obj_new(mrb, mrb_class_get(mrb, "String"), 0, NULL); while(fgets(result_buff, BUF_SIZE, fp) != NULL) { buff_str = mrb_str_new_cstr(mrb, result_buff); mrb_str_concat(mrb, str, buff_str); } int rc = pclose(fp); // Set the return code variable mrb_gv_set(mrb, mrb_intern_cstr(mrb, "$?"), mrb_fixnum_value(WEXITSTATUS(rc))); return str; }
static void get_backtrace_i(mrb_state *mrb, struct backtrace_location *loc, void *data) { mrb_value ary, str; int ai; ai = mrb_gc_arena_save(mrb); ary = mrb_obj_value((struct RArray*)data); str = mrb_str_new_cstr(mrb, loc->filename); mrb_str_cat_lit(mrb, str, ":"); mrb_str_concat(mrb, str, mrb_fixnum_to_str(mrb, mrb_fixnum_value(loc->lineno), 10)); if (loc->method) { mrb_str_cat_lit(mrb, str, ":in "); if (loc->class_name) { mrb_str_cat_cstr(mrb, str, loc->class_name); mrb_str_cat_cstr(mrb, str, loc->sep); } mrb_str_cat_cstr(mrb, str, loc->method); } mrb_ary_push(mrb, ary, str); mrb_gc_arena_restore(mrb, ai); }
/* * call-seq: * str << integer -> str * str.concat(integer) -> str * str << obj -> str * str.concat(obj) -> str * * Append---Concatenates the given object to <i>str</i>. If the object is a * <code>Integer</code>, it is considered as a codepoint, and is converted * to a character before concatenation. * * a = "hello " * a << "world" #=> "hello world" * a.concat(33) #=> "hello world!" */ static mrb_value mrb_str_concat2(mrb_state *mrb, mrb_value self) { mrb_value str; mrb_get_args(mrb, "S", &str); mrb_str_concat(mrb, self, str); return self; }
static int parser_settings_on_header_field(http_parser* parser, const char* at, size_t len) { mrb_http_parser_context *context = (mrb_http_parser_context*) parser->data; mrb_state* mrb = context->mrb; if (context->was_header_value) { if (!mrb_nil_p(CTXV_GET(context, "last_header_field"))) { mrb_str_concat(mrb, CTXV_GET(context, "last_header_field"), CTXV_GET(context, "last_header_value")); CTXV_SET(context, "last_header_value", mrb_nil_value()); } CTXV_SET(context, "last_header_field", mrb_str_new(mrb, at, len)); context->was_header_value = FALSE; } else { mrb_str_concat(mrb, CTXV_GET(context, "last_header_field"), mrb_str_new(mrb, at, len)); } return 0; }
static mrb_value mrb_mod_to_s(mrb_state *mrb, mrb_value klass) { mrb_value str; if (mrb_type(klass) == MRB_TT_SCLASS) { mrb_value v = mrb_iv_get(mrb, klass, mrb_intern2(mrb, "__attached__", 12)); str = mrb_str_new(mrb, "#<Class:", 8); switch (mrb_type(v)) { case MRB_TT_CLASS: case MRB_TT_MODULE: case MRB_TT_SCLASS: mrb_str_append(mrb, str, mrb_inspect(mrb, v)); break; default: mrb_str_append(mrb, str, mrb_any_to_s(mrb, v)); break; } mrb_str_cat(mrb, str, ">", 1); } else { struct RClass *c; mrb_value path; str = mrb_str_buf_new(mrb, 32); c = mrb_class_ptr(klass); path = mrb_class_path(mrb, c); if (mrb_nil_p(path)) { switch (mrb_type(klass)) { case MRB_TT_CLASS: mrb_str_cat(mrb, str, "#<Class:", 8); break; case MRB_TT_MODULE: mrb_str_cat(mrb, str, "#<Module:", 9); break; default: /* Shouldn't be happened? */ mrb_str_cat(mrb, str, "#<??????:", 9); break; } mrb_str_concat(mrb, str, mrb_ptr_to_str(mrb, c)); mrb_str_cat(mrb, str, ">", 1); } else { str = path; } } return str; }
static int parser_settings_on_header_field(http_parser* parser, const char* at, size_t len) { mrb_http_parser_context *context = (mrb_http_parser_context*) parser->data; mrb_state* mrb = context->mrb; int ai = mrb_gc_arena_save(mrb); if (context->was_header_value) { if (!mrb_nil_p(OBJECT_GET(mrb, context->instance, "last_header_field"))) { mrb_str_concat(mrb, OBJECT_GET(mrb, context->instance, "last_header_field"), OBJECT_GET(mrb, context->instance, "last_header_value")); OBJECT_SET(mrb, context->instance, "last_header_value", mrb_nil_value()); } OBJECT_SET(mrb, context->instance, "last_header_field", mrb_str_new(mrb, at, len)); context->was_header_value = FALSE; } else { mrb_str_concat(mrb, OBJECT_GET(mrb, context->instance, "last_header_field"), mrb_str_new(mrb, at, len)); } mrb_gc_arena_restore(mrb, ai); return 0; }
const char* mrb_class_name(mrb_state *mrb, struct RClass* c) { mrb_value path = mrb_class_path(mrb, c); if (mrb_nil_p(path)) { path = mrb_str_new(mrb, "#<Class:", 8); mrb_str_concat(mrb, path, mrb_ptr_to_str(mrb, c)); mrb_str_cat(mrb, path, ">", 1); } return mrb_str_ptr(path)->ptr; }
static int parser_settings_on_header_field(http_parser* parser, const char* at, size_t len) { mrb_http_parser_context *context = (mrb_http_parser_context*) parser->data; mrb_state* mrb = context->mrb; ARENA_SAVE; if (context->was_header_value) { if (!mrb_nil_p(PARSER_GET(context, "last_header_field"))) { mrb_str_concat(mrb, PARSER_GET(context, "last_header_field"), PARSER_GET(context, "last_header_value")); PARSER_SET(context, "last_header_value", mrb_nil_value()); } PARSER_SET(context, "last_header_field", mrb_str_new(mrb, at, len)); context->was_header_value = FALSE; } else { mrb_str_concat(mrb, PARSER_GET(context, "last_header_field"), mrb_str_new(mrb, at, len)); } ARENA_RESTORE; return 0; }
/* * call-seq: * str << integer -> str * str.concat(integer) -> str * str << obj -> str * str.concat(obj) -> str * * Append---Concatenates the given object to <i>str</i>. If the object is a * <code>Integer</code>, it is considered as a codepoint, and is converted * to a character before concatenation. * * a = "hello " * a << "world" #=> "hello world" * a.concat(33) #=> "hello world!" */ static mrb_value mrb_str_concat2(mrb_state *mrb, mrb_value self) { mrb_value str; mrb_get_args(mrb, "o", &str); if (mrb_fixnum_p(str)) str = mrb_fixnum_chr(mrb, str); else str = mrb_string_type(mrb, str); mrb_str_concat(mrb, self, str); return self; }
mrb_value mrb_any_to_s(mrb_state *mrb, mrb_value obj) { mrb_value str = mrb_str_buf_new(mrb, 20); const char *cname = mrb_obj_classname(mrb, obj); mrb_str_buf_cat(mrb, str, "#<", 2); mrb_str_cat2(mrb, str, cname); mrb_str_cat(mrb, str, ":", 1); mrb_str_concat(mrb, str, mrb_ptr_to_str(mrb, mrb_cptr(obj))); mrb_str_buf_cat(mrb, str, ">", 1); return str; }
static int parser_settings_on_header_value(http_parser* parser, const char* at, size_t len) { mrb_http_parser_context *context = (mrb_http_parser_context*) parser->data; mrb_state* mrb = context->mrb; if(!context->was_header_value) { CTXV_SET(context, "last_header_value", mrb_str_new(mrb, at, len)); context->was_header_value = TRUE; } else { mrb_str_concat(mrb, CTXV_GET(context, "last_header_value"), mrb_str_new(mrb, at, len)); } return 0; }
mrb_value mrb_obj_iv_inspect(mrb_state *mrb, struct RObject *obj) { iv_tbl *t = obj->iv; size_t len = iv_size(mrb, t); if (len > 0) { const char *cn = mrb_obj_classname(mrb, mrb_obj_value(obj)); mrb_value str = mrb_str_buf_new(mrb, 30); mrb_str_buf_cat(mrb, str, "-<", 2); mrb_str_cat2(mrb, str, cn); mrb_str_cat(mrb, str, ":", 1); mrb_str_concat(mrb, str, mrb_ptr_to_str(mrb, obj)); iv_foreach(mrb, t, inspect_i, &str); mrb_str_cat(mrb, str, ">", 1); return str; } return mrb_any_to_s(mrb, mrb_obj_value(obj)); }
mrb_value mrb_class_path(mrb_state *mrb, struct RClass *c) { mrb_value path; path = mrb_obj_iv_get(mrb, (struct RObject*)c, mrb_intern(mrb, "__classpath__")); if (mrb_nil_p(path)) { struct RClass *outer = mrb_class_outer_module(mrb, c); mrb_sym sym = class_sym(mrb, c, outer); if (outer && outer != mrb->object_class) { mrb_value base = mrb_class_path(mrb, outer); path = mrb_str_plus(mrb, base, mrb_str_new_cstr(mrb, "::")); mrb_str_concat(mrb, path, mrb_str_new_cstr(mrb, mrb_sym2name(mrb, sym))); } else if (sym == 0) { return mrb_nil_value(); } else { path = mrb_str_new_cstr(mrb, mrb_sym2name(mrb, sym)); } mrb_obj_iv_set(mrb, (struct RObject*)c, mrb_intern(mrb, "__classpath__"), path); } return path; }
static mrb_value mrb_grn_expr_code_inspect(mrb_state *mrb, mrb_value self) { grn_ctx *ctx = (grn_ctx *)mrb->ud; grn_expr_code *code; mrb_value inspected; code = DATA_PTR(self); inspected = mrb_str_buf_new(mrb, 48); mrb_str_cat_lit(mrb, inspected, "#<"); mrb_str_cat_cstr(mrb, inspected, mrb_obj_classname(mrb, self)); mrb_str_cat_lit(mrb, inspected, ":"); mrb_str_concat(mrb, inspected, mrb_ptr_to_str(mrb, mrb_cptr(self))); { int32_t weight; uint32_t offset; weight = grn_expr_code_get_weight(ctx, DATA_PTR(self), &offset); mrb_str_cat_lit(mrb, inspected, " weight="); mrb_str_concat(mrb, inspected, mrb_funcall(mrb, mrb_fixnum_value(weight), "inspect", 0)); mrb_str_cat_lit(mrb, inspected, ", offset="); mrb_str_concat(mrb, inspected, mrb_funcall(mrb, mrb_fixnum_value(offset), "inspect", 0)); } mrb_str_cat_lit(mrb, inspected, ", modify="); mrb_str_concat(mrb, inspected, mrb_funcall(mrb, mrb_fixnum_value(code->modify), "inspect", 0)); mrb_str_cat_lit(mrb, inspected, ", op="); mrb_str_concat(mrb, inspected, mrb_funcall(mrb, grn_mrb_value_from_operator(mrb, code->op), "inspect", 0)); mrb_str_cat_lit(mrb, inspected, ", flags="); mrb_str_concat(mrb, inspected, mrb_funcall(mrb, mrb_fixnum_value(code->flags), "inspect", 0)); mrb_str_cat_lit(mrb, inspected, ", value="); mrb_str_concat(mrb, inspected, mrb_funcall(mrb, grn_mrb_value_from_grn_obj(mrb, code->value), "inspect", 0)); mrb_str_cat_lit(mrb, inspected, ">"); return inspected; }
mrb_value mrb_run(mrb_state *mrb, struct RProc *proc, mrb_value self) { /* assert(mrb_proc_cfunc_p(proc)) */ mrb_irep *irep = proc->body.irep; mrb_code *pc = irep->iseq; mrb_value *pool = irep->pool; mrb_sym *syms = irep->syms; mrb_value *regs; mrb_code i; int ai = mrb->arena_idx; jmp_buf c_jmp; jmp_buf *prev_jmp; #ifdef DIRECT_THREADED static void *optable[] = { &&L_OP_NOP, &&L_OP_MOVE, &&L_OP_LOADL, &&L_OP_LOADI, &&L_OP_LOADSYM, &&L_OP_LOADNIL, &&L_OP_LOADSELF, &&L_OP_LOADT, &&L_OP_LOADF, &&L_OP_GETGLOBAL, &&L_OP_SETGLOBAL, &&L_OP_GETSPECIAL, &&L_OP_SETSPECIAL, &&L_OP_GETIV, &&L_OP_SETIV, &&L_OP_GETCV, &&L_OP_SETCV, &&L_OP_GETCONST, &&L_OP_SETCONST, &&L_OP_GETMCNST, &&L_OP_SETMCNST, &&L_OP_GETUPVAR, &&L_OP_SETUPVAR, &&L_OP_JMP, &&L_OP_JMPIF, &&L_OP_JMPNOT, &&L_OP_ONERR, &&L_OP_RESCUE, &&L_OP_POPERR, &&L_OP_RAISE, &&L_OP_EPUSH, &&L_OP_EPOP, &&L_OP_SEND, &&L_OP_FSEND, &&L_OP_VSEND, &&L_OP_CALL, &&L_OP_SUPER, &&L_OP_ARGARY, &&L_OP_ENTER, &&L_OP_KARG, &&L_OP_KDICT, &&L_OP_RETURN, &&L_OP_TAILCALL, &&L_OP_BLKPUSH, &&L_OP_ADD, &&L_OP_ADDI, &&L_OP_SUB, &&L_OP_SUBI, &&L_OP_MUL, &&L_OP_DIV, &&L_OP_EQ, &&L_OP_LT, &&L_OP_LE, &&L_OP_GT, &&L_OP_GE, &&L_OP_ARRAY, &&L_OP_ARYCAT, &&L_OP_ARYPUSH, &&L_OP_AREF, &&L_OP_ASET, &&L_OP_APOST, &&L_OP_STRING, &&L_OP_STRCAT, &&L_OP_HASH, &&L_OP_LAMBDA, &&L_OP_RANGE, &&L_OP_OCLASS, &&L_OP_CLASS, &&L_OP_MODULE, &&L_OP_EXEC, &&L_OP_METHOD, &&L_OP_SCLASS, &&L_OP_TCLASS, &&L_OP_DEBUG, &&L_OP_STOP, &&L_OP_ERR, }; #endif if (setjmp(c_jmp) == 0) { prev_jmp = mrb->jmp; mrb->jmp = &c_jmp; } else { goto L_RAISE; } if (!mrb->stack) { stack_init(mrb); } mrb->ci->proc = proc; mrb->ci->nregs = irep->nregs + 2; regs = mrb->stack; INIT_DISPACTH { CASE(OP_NOP) { /* do nothing */ NEXT; } CASE(OP_MOVE) { /* A B R(A) := R(B) */ #if 0 regs[GETARG_A(i)] = regs[GETARG_B(i)]; #elif 1 int a = GETARG_A(i); int b = GETARG_B(i); regs[a].tt = regs[b].tt; regs[a].value = regs[b].value; #else memcpy(regs+GETARG_A(i), regs+GETARG_B(i), sizeof(mrb_value)); #endif NEXT; } CASE(OP_LOADL) { /* A Bx R(A) := Pool(Bx) */ regs[GETARG_A(i)] = pool[GETARG_Bx(i)]; NEXT; } CASE(OP_LOADI) { /* A Bx R(A) := sBx */ SET_INT_VALUE(regs[GETARG_A(i)], GETARG_sBx(i)); NEXT; } CASE(OP_LOADSYM) { /* A B R(A) := Sym(B) */ SET_SYM_VALUE(regs[GETARG_A(i)], syms[GETARG_Bx(i)]); NEXT; } CASE(OP_LOADNIL) { /* A B R(A) := nil */ int a = GETARG_A(i); SET_NIL_VALUE(regs[a]); NEXT; } CASE(OP_LOADSELF) { /* A R(A) := self */ regs[GETARG_A(i)] = mrb->stack[0]; NEXT; } CASE(OP_LOADT) { /* A R(A) := true */ regs[GETARG_A(i)] = mrb_true_value(); NEXT; } CASE(OP_LOADF) { /* A R(A) := false */ regs[GETARG_A(i)] = mrb_false_value(); NEXT; } CASE(OP_GETGLOBAL) { /* A B R(A) := getglobal(Sym(B)) */ regs[GETARG_A(i)] = mrb_gv_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETGLOBAL) { /* setglobal(Sym(b), R(A)) */ mrb_gv_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETSPECIAL) { /* A Bx R(A) := Special[Bx] */ regs[GETARG_A(i)] = mrb_vm_special_get(mrb, GETARG_Bx(i)); NEXT; } CASE(OP_SETSPECIAL) { /* A Bx Special[Bx] := R(A) */ mrb_vm_special_set(mrb, GETARG_Bx(i), regs[GETARG_A(i)]); NEXT; } CASE(OP_GETIV) { /* A Bx R(A) := ivget(Bx) */ regs[GETARG_A(i)] = mrb_vm_iv_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETIV) { /* ivset(Sym(B),R(A)) */ mrb_vm_iv_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETCV) { /* A B R(A) := ivget(Sym(B)) */ regs[GETARG_A(i)] = mrb_vm_cv_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETCV) { /* ivset(Sym(B),R(A)) */ mrb_vm_cv_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETCONST) { /* A B R(A) := constget(Sym(B)) */ regs[GETARG_A(i)] = mrb_vm_const_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETCONST) { /* A B constset(Sym(B),R(A)) */ mrb_vm_const_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETMCNST) { /* A B C R(A) := R(C)::Sym(B) */ int a = GETARG_A(i); regs[a] = mrb_const_get(mrb, regs[a], syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETMCNST) { /* A B C R(A+1)::Sym(B) := R(A) */ int a = GETARG_A(i); mrb_const_set(mrb, regs[a+1], syms[GETARG_Bx(i)], regs[a]); NEXT; } CASE(OP_GETUPVAR) { /* A B C R(A) := uvget(B,C) */ regs[GETARG_A(i)] = uvget(mrb, GETARG_C(i), GETARG_B(i)); NEXT; } CASE(OP_SETUPVAR) { /* A B C uvset(B,C,R(A)) */ uvset(mrb, GETARG_C(i), GETARG_B(i), regs[GETARG_A(i)]); NEXT; } CASE(OP_JMP) { /* sBx pc+=sBx */ pc += GETARG_sBx(i); JUMP; } CASE(OP_JMPIF) { /* A sBx if R(A) pc+=sBx */ if (mrb_test(regs[GETARG_A(i)])) { pc += GETARG_sBx(i); JUMP; } NEXT; } CASE(OP_JMPNOT) { /* A sBx if R(A) pc+=sBx */ if (!mrb_test(regs[GETARG_A(i)])) { pc += GETARG_sBx(i); JUMP; } NEXT; } CASE(OP_ONERR) { /* sBx pc+=sBx on exception */ if (mrb->rsize <= mrb->ci->ridx) { if (mrb->rsize == 0) mrb->rsize = 16; else mrb->rsize *= 2; mrb->rescue = mrb_realloc(mrb, mrb->rescue, sizeof(mrb_code*) * mrb->rsize); } mrb->rescue[mrb->ci->ridx++] = pc + GETARG_sBx(i); NEXT; } CASE(OP_RESCUE) { /* A R(A) := exc; clear(exc) */ SET_OBJ_VALUE(regs[GETARG_A(i)],mrb->exc); mrb->exc = 0; NEXT; } CASE(OP_POPERR) { int a = GETARG_A(i); while (a--) { mrb->ci->ridx--; } NEXT; } CASE(OP_RAISE) { /* A raise(R(A)) */ mrb->exc = mrb_object(regs[GETARG_A(i)]); goto L_RAISE; } CASE(OP_EPUSH) { /* Bx ensure_push(SEQ[Bx]) */ struct RProc *p; p = mrb_closure_new(mrb, mrb->irep[irep->idx+GETARG_Bx(i)]); /* push ensure_stack */ if (mrb->esize <= mrb->ci->eidx) { if (mrb->esize == 0) mrb->esize = 16; else mrb->esize *= 2; mrb->ensure = mrb_realloc(mrb, mrb->ensure, sizeof(struct RProc*) * mrb->esize); } mrb->ensure[mrb->ci->eidx++] = p; NEXT; } CASE(OP_EPOP) { /* A A.times{ensure_pop().call} */ int n; int a = GETARG_A(i); for (n=0; n<a; n++) { ecall(mrb, --mrb->ci->eidx); } NEXT; } L_SEND: CASE(OP_SEND) { /* A B C R(A) := call(R(A),Sym(B),R(A+1),... ,R(A+C-1)) */ int a = GETARG_A(i); int n = GETARG_C(i); struct RProc *m; struct RClass *c; mrb_callinfo *ci; mrb_value recv; mrb_sym mid = syms[GETARG_B(i)]; recv = regs[a]; c = mrb_class(mrb, recv); m = mrb_method_search_vm(mrb, &c, mid); if (!m) { mrb_value sym = mrb_symbol_value(mid); mid = mrb_intern(mrb, "method_missing"); m = mrb_method_search_vm(mrb, &c, mid); if (n == CALL_MAXARGS) { mrb_ary_unshift(mrb, regs[a+1], sym); } else { memmove(regs+a+2, regs+a+1, sizeof(mrb_value)*(n+1)); regs[a+1] = sym; n++; } } /* push callinfo */ ci = cipush(mrb); ci->mid = mid; ci->proc = m; ci->stackidx = mrb->stack - mrb->stbase; ci->argc = n; if (ci->argc == CALL_MAXARGS) ci->argc = -1; ci->target_class = m->target_class; ci->pc = pc + 1; /* prepare stack */ mrb->stack += a; if (MRB_PROC_CFUNC_P(m)) { mrb->stack[0] = m->body.func(mrb, recv); mrb->arena_idx = ai; if (mrb->exc) goto L_RAISE; /* pop stackpos */ mrb->stack = mrb->stbase + ci->stackidx; cipop(mrb); NEXT; } else { /* fill callinfo */ ci->acc = a; /* setup environment for calling method */ proc = mrb->ci->proc = m; irep = m->body.irep; pool = irep->pool; syms = irep->syms; ci->nregs = irep->nregs; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; pc = irep->iseq; JUMP; } } CASE(OP_FSEND) { /* A B C R(A) := fcall(R(A),Sym(B),R(A+1),... ,R(A+C)) */ NEXT; } CASE(OP_VSEND) { /* A B R(A) := vcall(R(A),Sym(B)) */ NEXT; } CASE(OP_CALL) { /* A R(A) := self.call(frame.argc, frame.argv) */ mrb_callinfo *ci; mrb_value recv = mrb->stack[0]; struct RProc *m = mrb_proc_ptr(recv); /* replace callinfo */ ci = mrb->ci; ci->target_class = m->target_class; ci->proc = m; if (m->env) { ci->mid = m->env->mid; if (!m->env->stack) { m->env->stack = mrb->stack; } } /* prepare stack */ if (MRB_PROC_CFUNC_P(m)) { mrb->stack[0] = m->body.func(mrb, recv); mrb->arena_idx = ai; if (mrb->exc) goto L_RAISE; /* pop stackpos */ regs = mrb->stack = mrb->stbase + ci->stackidx; cipop(mrb); NEXT; } else { /* setup environment for calling method */ proc = m; irep = m->body.irep; pool = irep->pool; syms = irep->syms; ci->nregs = irep->nregs; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; regs[0] = m->env->stack[0]; pc = m->body.irep->iseq; JUMP; } } CASE(OP_SUPER) { /* A B C R(A) := super(R(A+1),... ,R(A+C-1)) */ mrb_value recv; mrb_callinfo *ci = mrb->ci; struct RProc *m; struct RClass *c; mrb_sym mid = ci->mid; int a = GETARG_A(i); int n = GETARG_C(i); recv = regs[0]; c = mrb->ci->proc->target_class->super; m = mrb_method_search_vm(mrb, &c, mid); if (!m) { c = mrb->ci->proc->target_class; mid = mrb_intern(mrb, "method_missing"); m = mrb_method_search_vm(mrb, &c, mid); if (n == CALL_MAXARGS) { mrb_ary_unshift(mrb, regs[a+1], mrb_symbol_value(ci->mid)); } else { memmove(regs+a+2, regs+a+1, sizeof(mrb_value)*(n+1)); regs[a+1] = mrb_symbol_value(ci->mid); n++; } } /* push callinfo */ ci = cipush(mrb); ci->mid = mid; ci->proc = m; ci->stackidx = mrb->stack - mrb->stbase; ci->argc = n; if (ci->argc == CALL_MAXARGS) ci->argc = -1; ci->target_class = m->target_class; ci->pc = pc + 1; /* prepare stack */ mrb->stack += a; mrb->stack[0] = recv; if (MRB_PROC_CFUNC_P(m)) { mrb->stack[0] = m->body.func(mrb, recv); mrb->arena_idx = ai; if (mrb->exc) goto L_RAISE; /* pop stackpos */ mrb->stack = mrb->stbase + ci->stackidx; cipop(mrb); NEXT; } else { /* fill callinfo */ ci->acc = a; /* setup environment for calling method */ ci->proc = m; irep = m->body.irep; pool = irep->pool; syms = irep->syms; ci->nregs = irep->nregs; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; pc = irep->iseq; JUMP; } } CASE(OP_ARGARY) { /* A Bx R(A) := argument array (16=6:1:5:4) */ int a = GETARG_A(i); int bx = GETARG_Bx(i); int m1 = (bx>>10)&0x3f; int r = (bx>>9)&0x1; int m2 = (bx>>4)&0x1f; int lv = (bx>>0)&0xf; mrb_value *stack; if (lv == 0) stack = regs + 1; else { struct REnv *e = uvenv(mrb, lv-1); stack = e->stack + 1; } if (r == 0) { regs[a] = mrb_ary_new_elts(mrb, m1+m2, stack); } else { mrb_value *pp; struct RArray *rest; int len = 0; if (stack[m1].tt == MRB_TT_ARRAY) { struct RArray *ary = mrb_ary_ptr(stack[m1]); pp = ary->buf; len = ary->len; } regs[a] = mrb_ary_new_capa(mrb, m1+len+m2); rest = mrb_ary_ptr(regs[a]); memcpy(rest->buf, stack, sizeof(mrb_value)*m1); if (len > 0) { memcpy(rest->buf+m1, pp, sizeof(mrb_value)*len); } if (m2 > 0) { memcpy(rest->buf+m1+len, stack+m1+1, sizeof(mrb_value)*m2); } rest->len = m1+len+m2; } regs[a+1] = stack[m1+r+m2]; NEXT; } CASE(OP_ENTER) { /* Ax arg setup according to flags (24=5:5:1:5:5:1:1) */ /* number of optional arguments times OP_JMP should follow */ int ax = GETARG_Ax(i); int m1 = (ax>>18)&0x1f; int o = (ax>>13)&0x1f; int r = (ax>>12)&0x1; int m2 = (ax>>7)&0x1f; /* unused int k = (ax>>2)&0x1f; int kd = (ax>>1)&0x1; int b = (ax>>0)& 0x1; */ int argc = mrb->ci->argc; mrb_value *argv = regs+1; int len = m1 + o + r + m2; if (argc < 0) { struct RArray *ary = mrb_ary_ptr(regs[1]); argv = ary->buf; argc = ary->len; regs[len+2] = regs[1]; /* save argary in register */ } if (mrb->ci->proc && MRB_PROC_STRICT_P(mrb->ci->proc)) { if (argc >= 0) { if (argc < m1 + m2 || (r == 0 && argc > len)) { fprintf(stderr, "'%s': wrong number of arguments (%d for %d)\n", mrb_sym2name(mrb, mrb->ci->mid), mrb->ci->argc, m1+m2); exit(1); } } } else if (len > 1 && argc == 1 && argv[0].tt == MRB_TT_ARRAY) { argc = mrb_ary_ptr(argv[0])->len; argv = mrb_ary_ptr(argv[0])->buf; } mrb->ci->argc = len; if (argc < len) { regs[len+1] = argv[argc]; /* move block */ memmove(®s[1], argv, sizeof(mrb_value)*(argc-m2)); /* m1 + o */ memmove(®s[len-m2+1], &argv[argc-m2], sizeof(mrb_value)*m2); /* m2 */ if (r) { /* r */ regs[m1+o+1] = mrb_ary_new_capa(mrb, 0); } pc += argc - m1 - m2 + 1; } else { memmove(®s[1], argv, sizeof(mrb_value)*(m1+o)); /* m1 + o */ if (r) { /* r */ regs[m1+o+1] = mrb_ary_new_elts(mrb, argc-m1-o-m2, argv+m1+o); } memmove(®s[m1+o+r+1], &argv[argc-m2], sizeof(mrb_value)*m2); regs[len+1] = argv[argc]; /* move block */ pc += o + 1; } JUMP; } CASE(OP_KARG) { /* A B C R(A) := kdict[Sym(B)]; if C kdict.rm(Sym(B)) */ /* if C == 2; raise unless kdict.empty? */ /* OP_JMP should follow to skip init code */ NEXT; } CASE(OP_KDICT) { /* A C R(A) := kdict */ NEXT; } CASE(OP_RETURN) { /* A return R(A) */ L_RETURN: if (mrb->ci->env) { struct REnv *e = mrb->ci->env; int len = (int)e->flags; mrb_value *p = mrb_malloc(mrb, sizeof(mrb_value)*len); e->cioff = -1; memcpy(p, e->stack, sizeof(mrb_value)*len); e->stack = p; } if (mrb->exc) { mrb_callinfo *ci; L_RAISE: ci = mrb->ci; if (ci == mrb->cibase) goto L_STOP; while (ci[0].ridx == ci[-1].ridx) { cipop(mrb); ci = mrb->ci; if (ci == mrb->cibase) { if (ci->ridx == 0) goto L_STOP; break; } } irep = ci->proc->body.irep; pool = irep->pool; syms = irep->syms; regs = mrb->stack = mrb->stbase + ci->stackidx; pc = mrb->rescue[--ci->ridx]; } else { mrb_callinfo *ci = mrb->ci; int acc, eidx = mrb->ci->eidx; mrb_value v = regs[GETARG_A(i)]; switch (GETARG_B(i)) { case OP_R_NORMAL: ci = mrb->ci; break; case OP_R_BREAK: if (proc->env->cioff < 0) { localjump_error(mrb, "break"); goto L_RAISE; } ci = mrb->ci = mrb->cibase + proc->env->cioff + 1; break; case OP_R_RETURN: if (proc->env->cioff < 0) { localjump_error(mrb, "return"); } ci = mrb->ci = mrb->cibase + proc->env->cioff; break; default: /* cannot happen */ break; } cipop(mrb); acc = ci->acc; pc = ci->pc; regs = mrb->stack = mrb->stbase + ci->stackidx; while (eidx > mrb->ci->eidx) { ecall(mrb, --eidx); } if (acc < 0) { mrb->jmp = prev_jmp; return v; } DEBUG(printf("from :%s\n", mrb_sym2name(mrb, ci->mid))); proc = mrb->ci->proc; irep = proc->body.irep; pool = irep->pool; syms = irep->syms; regs[acc] = v; } JUMP; } CASE(OP_TAILCALL) { /* A B C return call(R(A),Sym(B),R(A+1),... ,R(A+C-1)) */ int a = GETARG_A(i); int n = GETARG_C(i); struct RProc *m; struct RClass *c; mrb_callinfo *ci; mrb_value recv; mrb_sym mid = syms[GETARG_B(i)]; recv = regs[a]; c = mrb_class(mrb, recv); m = mrb_method_search_vm(mrb, &c, mid); if (!m) { mrb_value sym = mrb_symbol_value(mid); mid = mrb_intern(mrb, "method_missing"); m = mrb_method_search_vm(mrb, &c, mid); if (n == CALL_MAXARGS) { mrb_ary_unshift(mrb, regs[a+1], sym); } else { memmove(regs+a+2, regs+a+1, sizeof(mrb_value)*(n+1)); regs[a+1] = sym; n++; } } /* replace callinfo */ mrb->ci = ci = &mrb->ci[-1]; ci->mid = mid; ci->target_class = m->target_class; ci->argc = n; if (ci->argc == CALL_MAXARGS) ci->argc = -1; /* move stack */ memmove(mrb->stack, ®s[a], (ci->argc+1)*sizeof(mrb_value)); if (MRB_PROC_CFUNC_P(m)) { mrb->stack[0] = m->body.func(mrb, recv); mrb->arena_idx = ai; goto L_RETURN; } else { /* setup environment for calling method */ irep = m->body.irep; pool = irep->pool; syms = irep->syms; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; pc = irep->iseq; } JUMP; } CASE(OP_BLKPUSH) { /* A Bx R(A) := block (16=6:1:5:4) */ int a = GETARG_A(i); int bx = GETARG_Bx(i); int m1 = (bx>>10)&0x3f; int r = (bx>>9)&0x1; int m2 = (bx>>4)&0x1f; int lv = (bx>>0)&0xf; mrb_value *stack; if (lv == 0) stack = regs + 1; else { struct REnv *e = uvenv(mrb, lv-1); stack = e->stack + 1; } regs[a] = stack[m1+r+m2]; NEXT; } #define TYPES2(a,b) (((((int)(a))<<8)|((int)(b)))&0xffff) #define OP_MATH_BODY(op,v1,v2) do {\ regs[a].value.v1 = regs[a].value.v1 op regs[a+1].value.v2;\ } while(0) #define OP_MATH(op) do {\ int a = GETARG_A(i);\ /* need to check if - is overridden */\ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) {\ case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM):\ OP_MATH_BODY(op,i,i); \ break;\ case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT):\ {\ mrb_int x = regs[a].value.i;\ mrb_float y = regs[a+1].value.f;\ SET_FLOAT_VALUE(regs[a], (mrb_float)x op y);\ }\ break;\ case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM):\ OP_MATH_BODY(op,f,i);\ break;\ case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT):\ OP_MATH_BODY(op,f,f);\ break;\ default:\ i = MKOP_ABC(OP_SEND, a, GETARG_B(i), GETARG_C(i));\ goto L_SEND;\ }\ } while (0) CASE(OP_ADD) { /* A B C R(A) := R(A)+R(A+1) (Syms[B]=:+,C=1)*/ int a = GETARG_A(i); switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) { case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM): OP_MATH_BODY(+,i,i); break; case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT): { mrb_int x = regs[a].value.i; mrb_float y = regs[a+1].value.f; SET_FLOAT_VALUE(regs[a], (mrb_float)x + y); } break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM): OP_MATH_BODY(+,f,i); break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT): OP_MATH_BODY(+,f,f); break; case TYPES2(MRB_TT_STRING,MRB_TT_STRING): regs[a] = mrb_str_plus(mrb, regs[a], regs[a+1]); break; default: i = MKOP_ABC(OP_SEND, a, GETARG_B(i), GETARG_C(i)); goto L_SEND; } NEXT; } CASE(OP_SUB) { /* A B C R(A) := R(A)-R(A+1) (Syms[B]=:-,C=1)*/ OP_MATH(-); NEXT; } CASE(OP_MUL) { /* A B C R(A) := R(A)*R(A+1) (Syms[B]=:*,C=1)*/ OP_MATH(*); NEXT; } CASE(OP_DIV) { /* A B C R(A) := R(A)/R(A+1) (Syms[B]=:/,C=1)*/ OP_MATH(/); NEXT; } CASE(OP_ADDI) { /* A B C R(A) := R(A)+C (Syms[B]=:+)*/ int a = GETARG_A(i); /* need to check if + is overridden */ switch (mrb_type(regs[a])) { case MRB_TT_FIXNUM: regs[a].value.i += GETARG_C(i); break; case MRB_TT_FLOAT: regs[a].value.f += GETARG_C(i); break; default: SET_INT_VALUE(regs[a+1], GETARG_C(i)); i = MKOP_ABC(OP_SEND, a, GETARG_B(i), 1); goto L_SEND; } NEXT; } CASE(OP_SUBI) { /* A B C R(A) := R(A)-C (Syms[B]=:+)*/ int a = GETARG_A(i); /* need to check if + is overridden */ switch (mrb_type(regs[a])) { case MRB_TT_FIXNUM: regs[a].value.i -= GETARG_C(i); break; case MRB_TT_FLOAT: regs[a].value.f -= GETARG_C(i); break; default: SET_INT_VALUE(regs[a+1], GETARG_C(i)); i = MKOP_ABC(OP_SEND, a, GETARG_B(i), 1); goto L_SEND; } NEXT; } #define OP_CMP_BODY(op,v1,v2) do {\ if (regs[a].value.v1 op regs[a+1].value.v2) {\ SET_TRUE_VALUE(regs[a]);\ }\ else {\ SET_FALSE_VALUE(regs[a]);\ }\ } while(0) #define OP_CMP(op) do {\ int a = GETARG_A(i);\ /* need to check if - is overridden */\ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) {\ case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM):\ OP_CMP_BODY(op,i,i); \ break;\ case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT):\ OP_CMP_BODY(op,i,f);\ break;\ case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM):\ OP_CMP_BODY(op,f,i);\ break;\ case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT):\ OP_CMP_BODY(op,f,f);\ break;\ default:\ i = MKOP_ABC(OP_SEND, a, GETARG_B(i), GETARG_C(i));\ goto L_SEND;\ }\ } while (0) CASE(OP_EQ) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(==); NEXT; } CASE(OP_LT) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(<); NEXT; } CASE(OP_LE) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(<=); NEXT; } CASE(OP_GT) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(>); NEXT; } CASE(OP_GE) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(>=); NEXT; } CASE(OP_ARRAY) { /* A B C R(A) := ary_new(R(B),R(B+1)..R(B+C)) */ int b = GETARG_B(i); int lim = b+GETARG_C(i); mrb_value ary = mrb_ary_new_capa(mrb, GETARG_C(i)); while (b < lim) { mrb_ary_push(mrb, ary, regs[b++]); } regs[GETARG_A(i)] = ary; NEXT; } CASE(OP_ARYCAT) { /* A B mrb_ary_concat(R(A),R(B)) */ mrb_ary_concat(mrb, regs[GETARG_A(i)], mrb_ary_splat(mrb, regs[GETARG_B(i)])); NEXT; } CASE(OP_ARYPUSH) { /* A B R(A).push(R(B)) */ mrb_ary_push(mrb, regs[GETARG_A(i)], regs[GETARG_B(i)]); NEXT; } CASE(OP_AREF) { /* A B C R(A) := R(B)[C] */ int a = GETARG_A(i); int c = GETARG_C(i); mrb_value v = regs[GETARG_B(i)]; if (v.tt != MRB_TT_ARRAY) { if (c == 0) { regs[GETARG_A(i)] = v; } else { SET_NIL_VALUE(regs[a]); } } else { regs[GETARG_A(i)] = mrb_ary_ref(mrb, v, c); } NEXT; } CASE(OP_ASET) { /* A B C R(B)[C] := R(A) */ mrb_ary_set(mrb, regs[GETARG_B(i)], GETARG_C(i), regs[GETARG_A(i)]); NEXT; } CASE(OP_APOST) { /* A B C *R(A),R(A+1)..R(A+C) := R(A) */ int a = GETARG_A(i); mrb_value v = regs[a]; int pre = GETARG_B(i); int post = GETARG_C(i); if (v.tt != MRB_TT_ARRAY) { regs[a++] = mrb_ary_new_capa(mrb, 0); while (post--) { SET_NIL_VALUE(regs[a]); a++; } } else { struct RArray *ary = mrb_ary_ptr(v); size_t len = ary->len; int i; if (len > pre + post) { regs[a++] = mrb_ary_new_elts(mrb, len - pre - post, ary->buf+pre); while (post--) { regs[a++] = ary->buf[len-post-1]; } } else { regs[a++] = mrb_ary_new_capa(mrb, 0); for (i=0; i+pre<len; i++) { regs[a+i] = ary->buf[pre+i]; } while (i < post) { SET_NIL_VALUE(regs[a+i]); i++; } } } NEXT; } CASE(OP_STRING) { /* A Bx R(A) := str_new(Lit(Bx)) */ regs[GETARG_A(i)] = mrb_str_literal(mrb, pool[GETARG_Bx(i)]); NEXT; } CASE(OP_STRCAT) { /* A B R(A).concat(R(B)) */ mrb_str_concat(mrb, regs[GETARG_A(i)], regs[GETARG_B(i)]); NEXT; } CASE(OP_HASH) { /* A B C R(A) := hash_new(R(B),R(B+1)..R(B+C)) */ int b = GETARG_B(i); int c = GETARG_C(i); int lim = b+c*2; mrb_value hash = mrb_hash_new_capa(mrb, c); while (b < lim) { mrb_hash_set(mrb, hash, regs[b], regs[b+1]); b+=2; } regs[GETARG_A(i)] = hash; NEXT; } CASE(OP_LAMBDA) { /* A b c R(A) := lambda(SEQ[b],c) (b:c = 14:2) */ struct RProc *p; int c = GETARG_c(i); if (c & OP_L_CAPTURE) { p = mrb_closure_new(mrb, mrb->irep[irep->idx+GETARG_b(i)]); } else { p = mrb_proc_new(mrb, mrb->irep[irep->idx+GETARG_b(i)]); } if (c & OP_L_STRICT) p->flags |= MRB_PROC_STRICT; regs[GETARG_A(i)] = mrb_obj_value(p); NEXT; } CASE(OP_OCLASS) { /* A R(A) := ::Object */ regs[GETARG_A(i)] = mrb_obj_value(mrb->object_class); NEXT; } CASE(OP_CLASS) { /* A B R(A) := newclass(R(A),Sym(B),R(A+1)) */ struct RClass *c = 0; int a = GETARG_A(i); mrb_value base, super; mrb_sym id = syms[GETARG_B(i)]; base = regs[a]; super = regs[a+1]; if (mrb_nil_p(base)) { base = mrb_obj_value(mrb->ci->target_class); } c = mrb_vm_define_class(mrb, base, super, id); regs[a] = mrb_obj_value(c); NEXT; } CASE(OP_MODULE) { /* A B R(A) := newmodule(R(A),Sym(B)) */ struct RClass *c = 0; int a = GETARG_A(i); mrb_value base; mrb_sym id = syms[GETARG_B(i)]; base = regs[a]; if (mrb_nil_p(base)) { base = mrb_obj_value(mrb->ci->target_class); } c = mrb_vm_define_module(mrb, base, id); regs[a] = mrb_obj_value(c); NEXT; } CASE(OP_EXEC) { /* A Bx R(A) := blockexec(R(A),SEQ[Bx]) */ int a = GETARG_A(i); mrb_callinfo *ci; mrb_value recv = regs[a]; struct RProc *p; /* prepare stack */ ci = cipush(mrb); ci->pc = pc + 1; ci->acc = a; ci->mid = 0; ci->stackidx = mrb->stack - mrb->stbase; ci->argc = 0; ci->target_class = mrb_class_ptr(regs[GETARG_A(i)]); p = mrb_proc_new(mrb, mrb->irep[irep->idx+GETARG_Bx(i)]); p->target_class = ci->target_class; ci->proc = p; if (MRB_PROC_CFUNC_P(p)) { mrb->stack[0] = p->body.func(mrb, recv); mrb->arena_idx = ai; if (mrb->exc) goto L_RAISE; /* pop stackpos */ regs = mrb->stack = mrb->stbase + ci->stackidx; cipop(mrb); NEXT; } else { /* setup environment for calling method */ irep = p->body.irep; pool = irep->pool; syms = irep->syms; mrb->stack += a; stack_extend(mrb, irep->nregs, 1); regs = mrb->stack; pc = irep->iseq; JUMP; } } CASE(OP_METHOD) { /* A B R(A).newmethod(Sym(B),R(A+1)) */ int a = GETARG_A(i); struct RClass *c = mrb_class_ptr(regs[a]); mrb_define_method_vm(mrb, c, syms[GETARG_B(i)], regs[a+1]); NEXT; } CASE(OP_SCLASS) { /* A B R(A) := R(B).singleton_class */ regs[GETARG_A(i)] = mrb_singleton_class(mrb, regs[GETARG_B(i)]); NEXT; } CASE(OP_TCLASS) { /* A B R(A) := target_class */ regs[GETARG_A(i)] = mrb_obj_value(mrb->ci->target_class); NEXT; } CASE(OP_RANGE) { /* A B C R(A) := range_new(R(B),R(B+1),C) */ int b = GETARG_B(i); regs[GETARG_A(i)] = mrb_range_new(mrb, regs[b], regs[b+1], GETARG_C(i)); NEXT; } CASE(OP_DEBUG) { /* A debug print R(A),R(B),R(C) */ printf("OP_DEBUG %d %d %d\n", GETARG_A(i), GETARG_B(i), GETARG_C(i)); NEXT; } CASE(OP_STOP) { /* stop VM */ L_STOP: mrb->jmp = prev_jmp; return mrb_nil_value(); } CASE(OP_ERR) { /* Bx raise RuntimeError with message Lit(Bx) */ mrb_value msg = pool[GETARG_Bx(i)]; mrb_value exc = mrb_exc_new3(mrb, mrb->eRuntimeError_class, msg); mrb->exc = mrb_object(exc); goto L_RAISE; } } END_DISPACTH; }
/********************************************************* * main *********************************************************/ static mrb_value mrb_value_to_string(mrb_state* mrb, mrb_value value) { mrb_value str; if (mrb_nil_p(value)) { return mrb_str_new_cstr(mrb, "null"); } switch (mrb_type(value)) { case MRB_TT_FIXNUM: case MRB_TT_FLOAT: case MRB_TT_TRUE: case MRB_TT_FALSE: case MRB_TT_UNDEF: str = mrb_funcall(mrb, value, "to_s", 0, NULL); break; case MRB_TT_SYMBOL: value = mrb_funcall(mrb, value, "to_s", 0, NULL); /* FALLTHROUGH */ case MRB_TT_STRING: { int ai = mrb_gc_arena_save(mrb); char* ptr = RSTRING_PTR(value); char* end = RSTRING_END(value); str = mrb_str_new_cstr(mrb, "\""); while (ptr < end && *ptr) { switch (*ptr) { case '\\': str = mrb_str_cat_cstr(mrb, str, "\\\\"); break; case '"': str = mrb_str_cat_cstr(mrb, str, "\\\""); break; case '\b': str = mrb_str_cat_cstr(mrb, str, "\\b"); break; case '\f': str = mrb_str_cat_cstr(mrb, str, "\\f"); break; case '\n': str = mrb_str_cat_cstr(mrb, str, "\\n"); break; case '\r': str = mrb_str_cat_cstr(mrb, str, "\\r"); break; case '\t': str = mrb_str_cat_cstr(mrb, str, "\\t"); break; default: // TODO: handle unicode str = mrb_str_cat(mrb, str, ptr, 1); } ptr++; } mrb_str_cat_cstr(mrb, str, "\""); mrb_gc_arena_restore(mrb, ai); } break; case MRB_TT_HASH: { mrb_value keys; int n, l; str = mrb_str_new_cstr(mrb, "{"); keys = mrb_hash_keys(mrb, value); l = RARRAY_LEN(keys); for (n = 0; n < l; n++) { mrb_value obj; int ai = mrb_gc_arena_save(mrb); mrb_value key = mrb_ary_entry(keys, n); mrb_value enckey = mrb_funcall(mrb, key, "to_s", 0, NULL); enckey = mrb_funcall(mrb, enckey, "inspect", 0, NULL); mrb_str_concat(mrb, str, enckey); mrb_str_cat_cstr(mrb, str, ":"); obj = mrb_hash_get(mrb, value, key); mrb_str_concat(mrb, str, mrb_value_to_string(mrb, obj)); if (n != l - 1) { mrb_str_cat_cstr(mrb, str, ","); } mrb_gc_arena_restore(mrb, ai); } mrb_str_cat_cstr(mrb, str, "}"); break; } case MRB_TT_ARRAY: { int n, l; str = mrb_str_new_cstr(mrb, "["); l = RARRAY_LEN(value); for (n = 0; n < l; n++) { int ai = mrb_gc_arena_save(mrb); mrb_value obj = mrb_ary_entry(value, n); mrb_str_concat(mrb, str, mrb_value_to_string(mrb, obj)); if (n != l - 1) { mrb_str_cat_cstr(mrb, str, ","); } mrb_gc_arena_restore(mrb, ai); } mrb_str_cat_cstr(mrb, str, "]"); break; } default: mrb_raise(mrb, E_ARGUMENT_ERROR, "invalid argument"); } return str; }
static mrb_value mrb_curl_get(mrb_state *mrb, mrb_value self) { char error[CURL_ERROR_SIZE] = {0}; CURL* curl; CURLcode res = CURLE_OK; MEMFILE* mf; struct RClass* _class_curl; int ssl_verifypeer; struct curl_slist* headerlist = NULL; mrb_value str; struct RClass* _class_http; struct RClass* _class_http_parser; mrb_value parser; mrb_value args[1]; mrb_value url = mrb_nil_value(); mrb_value headers = mrb_nil_value(); mrb_value b = mrb_nil_value(); mrb_get_args(mrb, "S|H&", &url, &headers, &b); if (!mrb_nil_p(headers) && mrb_type(headers) != MRB_TT_HASH) { mrb_raise(mrb, E_ARGUMENT_ERROR, "invalid argument"); } mf = memfopen(); curl = curl_easy_init(); _class_curl = mrb_class_get(mrb, "Curl"); ssl_verifypeer = mrb_fixnum(mrb_const_get(mrb, mrb_obj_value(_class_curl), mrb_intern_cstr(mrb, "SSL_VERIFYPEER"))); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, ssl_verifypeer); curl_easy_setopt(curl, CURLOPT_URL, RSTRING_PTR(url)); curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, error); curl_easy_setopt(curl, CURLOPT_WRITEDATA, mf); if (mrb_nil_p(b)) { curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, memfwrite); } else { mf->mrb = mrb; mf->proc = b; mf->header = mrb_nil_value(); curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, memfwrite_callback); } curl_easy_setopt(curl, CURLOPT_HEADERDATA, mf); curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, memfwrite); curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 0); if (!mrb_nil_p(headers)) { mrb_value keys = mrb_hash_keys(mrb, headers); int i, l = RARRAY_LEN(keys); for (i = 0; i < l; i++) { mrb_value key = mrb_ary_entry(keys, i); mrb_value header = mrb_str_dup(mrb, key); mrb_str_cat2(mrb, header, ": "); mrb_str_concat(mrb, header, mrb_hash_get(mrb, headers, key)); headerlist = curl_slist_append(headerlist, RSTRING_PTR(header)); } curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headerlist); } res = curl_easy_perform(curl); if (headerlist) curl_slist_free_all(headerlist); curl_easy_cleanup(curl); if (res != CURLE_OK) { mrb_raise(mrb, E_RUNTIME_ERROR, error); } if (!mrb_nil_p(b)) { return mrb_nil_value(); } str = mrb_str_new(mrb, mf->data, mf->size); memfclose(mf); _class_http = mrb_class_get(mrb, "HTTP"); _class_http_parser = mrb_class_ptr(mrb_const_get(mrb, mrb_obj_value(_class_http), mrb_intern_cstr(mrb, "Parser"))); parser = mrb_obj_new(mrb, _class_http_parser, 0, NULL); args[0] = str; return mrb_funcall_argv(mrb, parser, mrb_intern_cstr(mrb, "parse_response"), 1, args); }
mrb_value mrb_run(mrb_state *mrb, struct RProc *proc, mrb_value self) { /* assert(mrb_proc_cfunc_p(proc)) */ mrb_irep *irep = proc->body.irep; mrb_code *pc = irep->iseq; mrb_value *pool = irep->pool; mrb_sym *syms = irep->syms; mrb_value *regs = NULL; mrb_code i; int ai = mrb_gc_arena_save(mrb); jmp_buf *prev_jmp = (jmp_buf *)mrb->jmp; jmp_buf c_jmp; #ifdef DIRECT_THREADED static void *optable[] = { &&L_OP_NOP, &&L_OP_MOVE, &&L_OP_LOADL, &&L_OP_LOADI, &&L_OP_LOADSYM, &&L_OP_LOADNIL, &&L_OP_LOADSELF, &&L_OP_LOADT, &&L_OP_LOADF, &&L_OP_GETGLOBAL, &&L_OP_SETGLOBAL, &&L_OP_GETSPECIAL, &&L_OP_SETSPECIAL, &&L_OP_GETIV, &&L_OP_SETIV, &&L_OP_GETCV, &&L_OP_SETCV, &&L_OP_GETCONST, &&L_OP_SETCONST, &&L_OP_GETMCNST, &&L_OP_SETMCNST, &&L_OP_GETUPVAR, &&L_OP_SETUPVAR, &&L_OP_JMP, &&L_OP_JMPIF, &&L_OP_JMPNOT, &&L_OP_ONERR, &&L_OP_RESCUE, &&L_OP_POPERR, &&L_OP_RAISE, &&L_OP_EPUSH, &&L_OP_EPOP, &&L_OP_SEND, &&L_OP_SENDB, &&L_OP_FSEND, &&L_OP_CALL, &&L_OP_SUPER, &&L_OP_ARGARY, &&L_OP_ENTER, &&L_OP_KARG, &&L_OP_KDICT, &&L_OP_RETURN, &&L_OP_TAILCALL, &&L_OP_BLKPUSH, &&L_OP_ADD, &&L_OP_ADDI, &&L_OP_SUB, &&L_OP_SUBI, &&L_OP_MUL, &&L_OP_DIV, &&L_OP_EQ, &&L_OP_LT, &&L_OP_LE, &&L_OP_GT, &&L_OP_GE, &&L_OP_ARRAY, &&L_OP_ARYCAT, &&L_OP_ARYPUSH, &&L_OP_AREF, &&L_OP_ASET, &&L_OP_APOST, &&L_OP_STRING, &&L_OP_STRCAT, &&L_OP_HASH, &&L_OP_LAMBDA, &&L_OP_RANGE, &&L_OP_OCLASS, &&L_OP_CLASS, &&L_OP_MODULE, &&L_OP_EXEC, &&L_OP_METHOD, &&L_OP_SCLASS, &&L_OP_TCLASS, &&L_OP_DEBUG, &&L_OP_STOP, &&L_OP_ERR, }; #endif if (setjmp(c_jmp) == 0) { mrb->jmp = &c_jmp; } else { goto L_RAISE; } if (!mrb->stack) { stack_init(mrb); } mrb->ci->proc = proc; mrb->ci->nregs = irep->nregs + 2; regs = mrb->stack; regs[0] = self; INIT_DISPATCH { CASE(OP_NOP) { /* do nothing */ NEXT; } CASE(OP_MOVE) { /* A B R(A) := R(B) */ regs[GETARG_A(i)] = regs[GETARG_B(i)]; NEXT; } CASE(OP_LOADL) { /* A Bx R(A) := Pool(Bx) */ regs[GETARG_A(i)] = pool[GETARG_Bx(i)]; NEXT; } CASE(OP_LOADI) { /* A Bx R(A) := sBx */ SET_INT_VALUE(regs[GETARG_A(i)], GETARG_sBx(i)); NEXT; } CASE(OP_LOADSYM) { /* A B R(A) := Sym(B) */ SET_SYM_VALUE(regs[GETARG_A(i)], syms[GETARG_Bx(i)]); NEXT; } CASE(OP_LOADSELF) { /* A R(A) := self */ regs[GETARG_A(i)] = regs[0]; NEXT; } CASE(OP_LOADT) { /* A R(A) := true */ SET_TRUE_VALUE(regs[GETARG_A(i)]); NEXT; } CASE(OP_LOADF) { /* A R(A) := false */ SET_FALSE_VALUE(regs[GETARG_A(i)]); NEXT; } CASE(OP_GETGLOBAL) { /* A B R(A) := getglobal(Sym(B)) */ regs[GETARG_A(i)] = mrb_gv_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETGLOBAL) { /* setglobal(Sym(b), R(A)) */ mrb_gv_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETSPECIAL) { /* A Bx R(A) := Special[Bx] */ regs[GETARG_A(i)] = mrb_vm_special_get(mrb, GETARG_Bx(i)); NEXT; } CASE(OP_SETSPECIAL) { /* A Bx Special[Bx] := R(A) */ mrb_vm_special_set(mrb, GETARG_Bx(i), regs[GETARG_A(i)]); NEXT; } CASE(OP_GETIV) { /* A Bx R(A) := ivget(Bx) */ regs[GETARG_A(i)] = mrb_vm_iv_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETIV) { /* ivset(Sym(B),R(A)) */ mrb_vm_iv_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETCV) { /* A B R(A) := ivget(Sym(B)) */ regs[GETARG_A(i)] = mrb_vm_cv_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETCV) { /* ivset(Sym(B),R(A)) */ mrb_vm_cv_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETCONST) { /* A B R(A) := constget(Sym(B)) */ regs[GETARG_A(i)] = mrb_vm_const_get(mrb, syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETCONST) { /* A B constset(Sym(B),R(A)) */ mrb_vm_const_set(mrb, syms[GETARG_Bx(i)], regs[GETARG_A(i)]); NEXT; } CASE(OP_GETMCNST) { /* A B C R(A) := R(C)::Sym(B) */ int a = GETARG_A(i); regs[a] = mrb_const_get(mrb, regs[a], syms[GETARG_Bx(i)]); NEXT; } CASE(OP_SETMCNST) { /* A B C R(A+1)::Sym(B) := R(A) */ int a = GETARG_A(i); mrb_const_set(mrb, regs[a+1], syms[GETARG_Bx(i)], regs[a]); NEXT; } CASE(OP_GETUPVAR) { /* A B C R(A) := uvget(B,C) */ regs[GETARG_A(i)] = uvget(mrb, GETARG_C(i), GETARG_B(i)); NEXT; } CASE(OP_SETUPVAR) { /* A B C uvset(B,C,R(A)) */ uvset(mrb, GETARG_C(i), GETARG_B(i), regs[GETARG_A(i)]); NEXT; } CASE(OP_JMP) { /* sBx pc+=sBx */ pc += GETARG_sBx(i); JUMP; } CASE(OP_JMPIF) { /* A sBx if R(A) pc+=sBx */ if (mrb_test(regs[GETARG_A(i)])) { pc += GETARG_sBx(i); JUMP; } NEXT; } CASE(OP_JMPNOT) { /* A sBx if R(A) pc+=sBx */ if (!mrb_test(regs[GETARG_A(i)])) { pc += GETARG_sBx(i); JUMP; } NEXT; } CASE(OP_ONERR) { /* sBx pc+=sBx on exception */ if (mrb->rsize <= mrb->ci->ridx) { if (mrb->rsize == 0) mrb->rsize = 16; else mrb->rsize *= 2; mrb->rescue = (mrb_code **)mrb_realloc(mrb, mrb->rescue, sizeof(mrb_code*) * mrb->rsize); } mrb->rescue[mrb->ci->ridx++] = pc + GETARG_sBx(i); NEXT; } CASE(OP_RESCUE) { /* A R(A) := exc; clear(exc) */ SET_OBJ_VALUE(regs[GETARG_A(i)], mrb->exc); mrb->exc = 0; NEXT; } CASE(OP_POPERR) { int a = GETARG_A(i); while (a--) { mrb->ci->ridx--; } NEXT; } CASE(OP_RAISE) { /* A raise(R(A)) */ mrb->exc = (struct RObject*)mrb_object(regs[GETARG_A(i)]); goto L_RAISE; } CASE(OP_EPUSH) { /* Bx ensure_push(SEQ[Bx]) */ struct RProc *p; p = mrb_closure_new(mrb, mrb->irep[irep->idx+GETARG_Bx(i)]); /* push ensure_stack */ if (mrb->esize <= mrb->ci->eidx) { if (mrb->esize == 0) mrb->esize = 16; else mrb->esize *= 2; mrb->ensure = (struct RProc **)mrb_realloc(mrb, mrb->ensure, sizeof(struct RProc*) * mrb->esize); } mrb->ensure[mrb->ci->eidx++] = p; mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_EPOP) { /* A A.times{ensure_pop().call} */ int n; int a = GETARG_A(i); for (n=0; n<a; n++) { ecall(mrb, --mrb->ci->eidx); } mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_LOADNIL) { /* A B R(A) := nil */ int a = GETARG_A(i); SET_NIL_VALUE(regs[a]); NEXT; } CASE(OP_SENDB) { /* fall through */ }; L_SEND: CASE(OP_SEND) { /* A B C R(A) := call(R(A),Sym(B),R(A+1),... ,R(A+C-1)) */ int a = GETARG_A(i); int n = GETARG_C(i); struct RProc *m; struct RClass *c; mrb_callinfo *ci; mrb_value recv, result; mrb_sym mid = syms[GETARG_B(i)]; recv = regs[a]; if (GET_OPCODE(i) != OP_SENDB) { if (n == CALL_MAXARGS) { SET_NIL_VALUE(regs[a+2]); } else { SET_NIL_VALUE(regs[a+n+1]); } } c = mrb_class(mrb, recv); m = mrb_method_search_vm(mrb, &c, mid); if (!m) { mrb_value sym = mrb_symbol_value(mid); mid = mrb_intern(mrb, "method_missing"); m = mrb_method_search_vm(mrb, &c, mid); if (n == CALL_MAXARGS) { mrb_ary_unshift(mrb, regs[a+1], sym); } else { memmove(regs+a+2, regs+a+1, sizeof(mrb_value)*(n+1)); regs[a+1] = sym; n++; } } /* push callinfo */ ci = cipush(mrb); ci->mid = mid; ci->proc = m; ci->stackidx = mrb->stack - mrb->stbase; ci->argc = n; if (ci->argc == CALL_MAXARGS) ci->argc = -1; ci->target_class = c; ci->pc = pc + 1; ci->acc = a; /* prepare stack */ mrb->stack += a; if (MRB_PROC_CFUNC_P(m)) { if (n == CALL_MAXARGS) { ci->nregs = 3; } else { ci->nregs = n + 2; } result = m->body.func(mrb, recv); mrb->stack[0] = result; mrb_gc_arena_restore(mrb, ai); if (mrb->exc) goto L_RAISE; /* pop stackpos */ regs = mrb->stack = mrb->stbase + mrb->ci->stackidx; cipop(mrb); NEXT; } else { /* setup environment for calling method */ proc = mrb->ci->proc = m; irep = m->body.irep; pool = irep->pool; syms = irep->syms; ci->nregs = irep->nregs; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; pc = irep->iseq; JUMP; } } CASE(OP_FSEND) { /* A B C R(A) := fcall(R(A),Sym(B),R(A+1),... ,R(A+C)) */ NEXT; } CASE(OP_CALL) { /* A R(A) := self.call(frame.argc, frame.argv) */ mrb_callinfo *ci; mrb_value recv = mrb->stack[0]; struct RProc *m = mrb_proc_ptr(recv); /* replace callinfo */ ci = mrb->ci; ci->target_class = m->target_class; ci->proc = m; if (m->env) { if (m->env->mid) { ci->mid = m->env->mid; } if (!m->env->stack) { m->env->stack = mrb->stack; } } /* prepare stack */ if (MRB_PROC_CFUNC_P(m)) { recv = m->body.func(mrb, recv); mrb_gc_arena_restore(mrb, ai); if (mrb->exc) goto L_RAISE; /* pop stackpos */ ci = mrb->ci; regs = mrb->stack = mrb->stbase + ci->stackidx; regs[ci->acc] = recv; pc = ci->pc; cipop(mrb); irep = mrb->ci->proc->body.irep; pool = irep->pool; syms = irep->syms; JUMP; } else { /* setup environment for calling method */ proc = m; irep = m->body.irep; if (!irep) { mrb->stack[0] = mrb_nil_value(); goto L_RETURN; } pool = irep->pool; syms = irep->syms; ci->nregs = irep->nregs; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; regs[0] = m->env->stack[0]; pc = m->body.irep->iseq; JUMP; } } CASE(OP_SUPER) { /* A B C R(A) := super(R(A+1),... ,R(A+C-1)) */ mrb_value recv; mrb_callinfo *ci = mrb->ci; struct RProc *m; struct RClass *c; mrb_sym mid = ci->mid; int a = GETARG_A(i); int n = GETARG_C(i); recv = regs[0]; c = mrb->ci->target_class->super; m = mrb_method_search_vm(mrb, &c, mid); if (!m) { mid = mrb_intern(mrb, "method_missing"); m = mrb_method_search_vm(mrb, &c, mid); if (n == CALL_MAXARGS) { mrb_ary_unshift(mrb, regs[a+1], mrb_symbol_value(ci->mid)); } else { memmove(regs+a+2, regs+a+1, sizeof(mrb_value)*(n+1)); SET_SYM_VALUE(regs[a+1], ci->mid); n++; } } /* push callinfo */ ci = cipush(mrb); ci->mid = mid; ci->proc = m; ci->stackidx = mrb->stack - mrb->stbase; ci->argc = n; if (ci->argc == CALL_MAXARGS) ci->argc = -1; ci->target_class = m->target_class; ci->pc = pc + 1; /* prepare stack */ mrb->stack += a; mrb->stack[0] = recv; if (MRB_PROC_CFUNC_P(m)) { mrb->stack[0] = m->body.func(mrb, recv); mrb_gc_arena_restore(mrb, ai); if (mrb->exc) goto L_RAISE; /* pop stackpos */ regs = mrb->stack = mrb->stbase + mrb->ci->stackidx; cipop(mrb); NEXT; } else { /* fill callinfo */ ci->acc = a; /* setup environment for calling method */ ci->proc = m; irep = m->body.irep; pool = irep->pool; syms = irep->syms; ci->nregs = irep->nregs; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; pc = irep->iseq; JUMP; } } CASE(OP_ARGARY) { /* A Bx R(A) := argument array (16=6:1:5:4) */ int a = GETARG_A(i); int bx = GETARG_Bx(i); int m1 = (bx>>10)&0x3f; int r = (bx>>9)&0x1; int m2 = (bx>>4)&0x1f; int lv = (bx>>0)&0xf; mrb_value *stack; if (lv == 0) stack = regs + 1; else { struct REnv *e = uvenv(mrb, lv-1); if (!e) { mrb_value exc; static const char m[] = "super called outside of method"; exc = mrb_exc_new(mrb, E_NOMETHOD_ERROR, m, sizeof(m) - 1); mrb->exc = (struct RObject*)mrb_object(exc); goto L_RAISE; } stack = e->stack + 1; } if (r == 0) { regs[a] = mrb_ary_new_elts(mrb, m1+m2, stack); } else { mrb_value *pp = NULL; struct RArray *rest; int len = 0; if (mrb_array_p(stack[m1])) { struct RArray *ary = mrb_ary_ptr(stack[m1]); pp = ary->ptr; len = ary->len; } regs[a] = mrb_ary_new_capa(mrb, m1+len+m2); rest = mrb_ary_ptr(regs[a]); stack_copy(rest->ptr, stack, m1); if (len > 0) { stack_copy(rest->ptr+m1, pp, len); } if (m2 > 0) { stack_copy(rest->ptr+m1+len, stack+m1+1, m2); } rest->len = m1+len+m2; } regs[a+1] = stack[m1+r+m2]; mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_ENTER) { /* Ax arg setup according to flags (24=5:5:1:5:5:1:1) */ /* number of optional arguments times OP_JMP should follow */ int ax = GETARG_Ax(i); int m1 = (ax>>18)&0x1f; int o = (ax>>13)&0x1f; int r = (ax>>12)&0x1; int m2 = (ax>>7)&0x1f; /* unused int k = (ax>>2)&0x1f; int kd = (ax>>1)&0x1; int b = (ax>>0)& 0x1; */ int argc = mrb->ci->argc; mrb_value *argv = regs+1; mrb_value *argv0 = argv; int len = m1 + o + r + m2; mrb_value *blk = &argv[argc < 0 ? 1 : argc]; if (argc < 0) { struct RArray *ary = mrb_ary_ptr(regs[1]); argv = ary->ptr; argc = ary->len; mrb_gc_protect(mrb, regs[1]); } if (mrb->ci->proc && MRB_PROC_STRICT_P(mrb->ci->proc)) { if (argc >= 0) { if (argc < m1 + m2 || (r == 0 && argc > len)) { argnum_error(mrb, m1+m2); goto L_RAISE; } } } else if (len > 1 && argc == 1 && mrb_array_p(argv[0])) { argc = mrb_ary_ptr(argv[0])->len; argv = mrb_ary_ptr(argv[0])->ptr; } mrb->ci->argc = len; if (argc < len) { regs[len+1] = *blk; /* move block */ if (argv0 != argv) { memmove(®s[1], argv, sizeof(mrb_value)*(argc-m2)); /* m1 + o */ } if (m2) { memmove(®s[len-m2+1], &argv[argc-m2], sizeof(mrb_value)*m2); /* m2 */ } if (r) { /* r */ regs[m1+o+1] = mrb_ary_new_capa(mrb, 0); } if (o == 0) pc++; else pc += argc - m1 - m2 + 1; } else { if (argv0 != argv) { regs[len+1] = *blk; /* move block */ memmove(®s[1], argv, sizeof(mrb_value)*(m1+o)); /* m1 + o */ } if (r) { /* r */ regs[m1+o+1] = mrb_ary_new_elts(mrb, argc-m1-o-m2, argv+m1+o); } if (m2) { memmove(®s[m1+o+r+1], &argv[argc-m2], sizeof(mrb_value)*m2); } if (argv0 == argv) { regs[len+1] = *blk; /* move block */ } pc += o + 1; } JUMP; } CASE(OP_KARG) { /* A B C R(A) := kdict[Sym(B)]; if C kdict.rm(Sym(B)) */ /* if C == 2; raise unless kdict.empty? */ /* OP_JMP should follow to skip init code */ NEXT; } CASE(OP_KDICT) { /* A C R(A) := kdict */ NEXT; } CASE(OP_RETURN) { /* A return R(A) */ L_RETURN: if (mrb->exc) { mrb_callinfo *ci; int eidx; L_RAISE: ci = mrb->ci; mrb_obj_iv_ifnone(mrb, mrb->exc, mrb_intern(mrb, "lastpc"), mrb_voidp_value(pc)); mrb_obj_iv_set(mrb, mrb->exc, mrb_intern(mrb, "ciidx"), mrb_fixnum_value(ci - mrb->cibase)); eidx = ci->eidx; if (ci == mrb->cibase) { if (ci->ridx == 0) goto L_STOP; goto L_RESCUE; } while (ci[0].ridx == ci[-1].ridx) { cipop(mrb); ci = mrb->ci; if (ci[1].acc < 0 && prev_jmp) { mrb->jmp = prev_jmp; longjmp(*(jmp_buf*)mrb->jmp, 1); } while (eidx > mrb->ci->eidx) { ecall(mrb, --eidx); } if (ci == mrb->cibase) { if (ci->ridx == 0) { regs = mrb->stack = mrb->stbase; goto L_STOP; } break; } } L_RESCUE: irep = ci->proc->body.irep; pool = irep->pool; syms = irep->syms; regs = mrb->stack = mrb->stbase + ci[1].stackidx; pc = mrb->rescue[--ci->ridx]; } else { mrb_callinfo *ci = mrb->ci; int acc, eidx = mrb->ci->eidx; mrb_value v = regs[GETARG_A(i)]; switch (GETARG_B(i)) { case OP_R_RETURN: // Fall through to OP_R_NORMAL otherwise if (proc->env && !MRB_PROC_STRICT_P(proc)) { struct REnv *e = top_env(mrb, proc); if (e->cioff < 0) { localjump_error(mrb, "return"); goto L_RAISE; } ci = mrb->cibase + e->cioff; if (ci == mrb->cibase) { localjump_error(mrb, "return"); goto L_RAISE; } mrb->ci = ci; break; } case OP_R_NORMAL: if (ci == mrb->cibase) { localjump_error(mrb, "return"); goto L_RAISE; } ci = mrb->ci; break; case OP_R_BREAK: if (proc->env->cioff < 0) { localjump_error(mrb, "break"); goto L_RAISE; } ci = mrb->ci = mrb->cibase + proc->env->cioff + 1; break; default: /* cannot happen */ break; } cipop(mrb); acc = ci->acc; pc = ci->pc; regs = mrb->stack = mrb->stbase + ci->stackidx; while (eidx > mrb->ci->eidx) { ecall(mrb, --eidx); } if (acc < 0) { mrb->jmp = prev_jmp; return v; } DEBUG(printf("from :%s\n", mrb_sym2name(mrb, ci->mid))); proc = mrb->ci->proc; irep = proc->body.irep; pool = irep->pool; syms = irep->syms; regs[acc] = v; } JUMP; } CASE(OP_TAILCALL) { /* A B C return call(R(A),Sym(B),R(A+1),... ,R(A+C-1)) */ int a = GETARG_A(i); int n = GETARG_C(i); struct RProc *m; struct RClass *c; mrb_callinfo *ci; mrb_value recv; mrb_sym mid = syms[GETARG_B(i)]; recv = regs[a]; c = mrb_class(mrb, recv); m = mrb_method_search_vm(mrb, &c, mid); if (!m) { mrb_value sym = mrb_symbol_value(mid); mid = mrb_intern(mrb, "method_missing"); m = mrb_method_search_vm(mrb, &c, mid); if (n == CALL_MAXARGS) { mrb_ary_unshift(mrb, regs[a+1], sym); } else { memmove(regs+a+2, regs+a+1, sizeof(mrb_value)*(n+1)); regs[a+1] = sym; n++; } } /* replace callinfo */ ci = mrb->ci; ci->mid = mid; ci->target_class = m->target_class; ci->argc = n; if (ci->argc == CALL_MAXARGS) ci->argc = -1; /* move stack */ memmove(mrb->stack, ®s[a], (ci->argc+1)*sizeof(mrb_value)); if (MRB_PROC_CFUNC_P(m)) { mrb->stack[0] = m->body.func(mrb, recv); mrb_gc_arena_restore(mrb, ai); goto L_RETURN; } else { /* setup environment for calling method */ irep = m->body.irep; pool = irep->pool; syms = irep->syms; if (ci->argc < 0) { stack_extend(mrb, (irep->nregs < 3) ? 3 : irep->nregs, 3); } else { stack_extend(mrb, irep->nregs, ci->argc+2); } regs = mrb->stack; pc = irep->iseq; } JUMP; } CASE(OP_BLKPUSH) { /* A Bx R(A) := block (16=6:1:5:4) */ int a = GETARG_A(i); int bx = GETARG_Bx(i); int m1 = (bx>>10)&0x3f; int r = (bx>>9)&0x1; int m2 = (bx>>4)&0x1f; int lv = (bx>>0)&0xf; mrb_value *stack; if (lv == 0) stack = regs + 1; else { struct REnv *e = uvenv(mrb, lv-1); if (!e) { localjump_error(mrb, "yield"); goto L_RAISE; } stack = e->stack + 1; } regs[a] = stack[m1+r+m2]; NEXT; } #define attr_i value.i #ifdef MRB_NAN_BOXING #define attr_f f #else #define attr_f value.f #endif #define TYPES2(a,b) (((((int)(a))<<8)|((int)(b)))&0xffff) #define OP_MATH_BODY(op,v1,v2) do {\ regs[a].v1 = regs[a].v1 op regs[a+1].v2;\ } while(0) CASE(OP_ADD) { /* A B C R(A) := R(A)+R(A+1) (Syms[B]=:+,C=1)*/ int a = GETARG_A(i); /* need to check if op is overridden */ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) { case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM): { mrb_int x, y, z; x = mrb_fixnum(regs[a]); y = mrb_fixnum(regs[a+1]); z = x + y; if (((x < 0) ^ (y < 0)) == 0 && (x < 0) != (z < 0)) { /* integer overflow */ SET_FLT_VALUE(regs[a], (mrb_float)x + (mrb_float)y); break; } SET_INT_VALUE(regs[a], z); } break; case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT): { mrb_int x = mrb_fixnum(regs[a]); mrb_float y = mrb_float(regs[a+1]); SET_FLT_VALUE(regs[a], (mrb_float)x + y); } break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM): OP_MATH_BODY(+,attr_f,attr_i); break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT): OP_MATH_BODY(+,attr_f,attr_f); break; case TYPES2(MRB_TT_STRING,MRB_TT_STRING): regs[a] = mrb_str_plus(mrb, regs[a], regs[a+1]); break; default: goto L_SEND; } mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_SUB) { /* A B C R(A) := R(A)-R(A+1) (Syms[B]=:-,C=1)*/ int a = GETARG_A(i); /* need to check if op is overridden */ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) { case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM): { mrb_int x, y, z; x = mrb_fixnum(regs[a]); y = mrb_fixnum(regs[a+1]); z = x - y; if (((x < 0) ^ (y < 0)) != 0 && (x < 0) != (z < 0)) { /* integer overflow */ SET_FLT_VALUE(regs[a], (mrb_float)x - (mrb_float)y); break; } SET_INT_VALUE(regs[a], z); } break; case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT): { mrb_int x = mrb_fixnum(regs[a]); mrb_float y = mrb_float(regs[a+1]); SET_FLT_VALUE(regs[a], (mrb_float)x - y); } break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM): OP_MATH_BODY(-,attr_f,attr_i); break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT): OP_MATH_BODY(-,attr_f,attr_f); break; default: goto L_SEND; } NEXT; } CASE(OP_MUL) { /* A B C R(A) := R(A)*R(A+1) (Syms[B]=:*,C=1)*/ int a = GETARG_A(i); /* need to check if op is overridden */ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) { case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM): { mrb_int x, y, z; x = mrb_fixnum(regs[a]); y = mrb_fixnum(regs[a+1]); z = x * y; if (x != 0 && z/x != y) { SET_FLT_VALUE(regs[a], (mrb_float)x * (mrb_float)y); } else { SET_INT_VALUE(regs[a], z); } } break; case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT): { mrb_int x = mrb_fixnum(regs[a]); mrb_float y = mrb_float(regs[a+1]); SET_FLT_VALUE(regs[a], (mrb_float)x * y); } break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM): OP_MATH_BODY(*,attr_f,attr_i); break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT): OP_MATH_BODY(*,attr_f,attr_f); break; default: goto L_SEND; } NEXT; } CASE(OP_DIV) { /* A B C R(A) := R(A)/R(A+1) (Syms[B]=:/,C=1)*/ int a = GETARG_A(i); /* need to check if op is overridden */ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) { case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM): { mrb_int x = mrb_fixnum(regs[a]); mrb_int y = mrb_fixnum(regs[a+1]); SET_FLT_VALUE(regs[a], (mrb_float)x / (mrb_float)y); } break; case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT): { mrb_int x = mrb_fixnum(regs[a]); mrb_float y = mrb_float(regs[a+1]); SET_FLT_VALUE(regs[a], (mrb_float)x / y); } break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM): OP_MATH_BODY(/,attr_f,attr_i); break; case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT): OP_MATH_BODY(/,attr_f,attr_f); break; default: goto L_SEND; } NEXT; } CASE(OP_ADDI) { /* A B C R(A) := R(A)+C (Syms[B]=:+)*/ int a = GETARG_A(i); /* need to check if + is overridden */ switch (mrb_type(regs[a])) { case MRB_TT_FIXNUM: { mrb_int x = regs[a].attr_i; mrb_int y = GETARG_C(i); mrb_int z = x + y; if (((x < 0) ^ (y < 0)) == 0 && (x < 0) != (z < 0)) { /* integer overflow */ SET_FLT_VALUE(regs[a], (mrb_float)x + (mrb_float)y); break; } regs[a].attr_i = z; } break; case MRB_TT_FLOAT: regs[a].attr_f += GETARG_C(i); break; default: SET_INT_VALUE(regs[a+1], GETARG_C(i)); i = MKOP_ABC(OP_SEND, a, GETARG_B(i), 1); goto L_SEND; } NEXT; } CASE(OP_SUBI) { /* A B C R(A) := R(A)-C (Syms[B]=:+)*/ int a = GETARG_A(i); /* need to check if + is overridden */ switch (mrb_type(regs[a])) { case MRB_TT_FIXNUM: { mrb_int x = regs[a].attr_i; mrb_int y = GETARG_C(i); mrb_int z = x - y; if (((x < 0) ^ (y < 0)) != 0 && (x < 0) != (z < 0)) { /* integer overflow */ SET_FLT_VALUE(regs[a], (mrb_float)x - (mrb_float)y); break; } regs[a].attr_i = z; } break; case MRB_TT_FLOAT: regs[a].attr_f -= GETARG_C(i); break; default: SET_INT_VALUE(regs[a+1], GETARG_C(i)); i = MKOP_ABC(OP_SEND, a, GETARG_B(i), 1); goto L_SEND; } NEXT; } #define OP_CMP_BODY(op,v1,v2) do {\ if (regs[a].v1 op regs[a+1].v2) {\ SET_TRUE_VALUE(regs[a]);\ }\ else {\ SET_FALSE_VALUE(regs[a]);\ }\ } while(0) #define OP_CMP(op) do {\ int a = GETARG_A(i);\ /* need to check if - is overridden */\ switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) {\ case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM):\ OP_CMP_BODY(op,attr_i,attr_i);\ break;\ case TYPES2(MRB_TT_FIXNUM,MRB_TT_FLOAT):\ OP_CMP_BODY(op,attr_i,attr_f);\ break;\ case TYPES2(MRB_TT_FLOAT,MRB_TT_FIXNUM):\ OP_CMP_BODY(op,attr_f,attr_i);\ break;\ case TYPES2(MRB_TT_FLOAT,MRB_TT_FLOAT):\ OP_CMP_BODY(op,attr_f,attr_f);\ break;\ default:\ goto L_SEND;\ }\ } while (0) CASE(OP_EQ) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ int a = GETARG_A(i); if (mrb_obj_eq(mrb, regs[a], regs[a+1])) { SET_TRUE_VALUE(regs[a]); } else { OP_CMP(==); } NEXT; } CASE(OP_LT) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(<); NEXT; } CASE(OP_LE) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(<=); NEXT; } CASE(OP_GT) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(>); NEXT; } CASE(OP_GE) { /* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1)*/ OP_CMP(>=); NEXT; } CASE(OP_ARRAY) { /* A B C R(A) := ary_new(R(B),R(B+1)..R(B+C)) */ regs[GETARG_A(i)] = mrb_ary_new_from_values(mrb, GETARG_C(i), ®s[GETARG_B(i)]); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_ARYCAT) { /* A B mrb_ary_concat(R(A),R(B)) */ mrb_ary_concat(mrb, regs[GETARG_A(i)], mrb_ary_splat(mrb, regs[GETARG_B(i)])); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_ARYPUSH) { /* A B R(A).push(R(B)) */ mrb_ary_push(mrb, regs[GETARG_A(i)], regs[GETARG_B(i)]); NEXT; } CASE(OP_AREF) { /* A B C R(A) := R(B)[C] */ int a = GETARG_A(i); int c = GETARG_C(i); mrb_value v = regs[GETARG_B(i)]; if (!mrb_array_p(v)) { if (c == 0) { regs[GETARG_A(i)] = v; } else { SET_NIL_VALUE(regs[a]); } } else { regs[GETARG_A(i)] = mrb_ary_ref(mrb, v, c); } NEXT; } CASE(OP_ASET) { /* A B C R(B)[C] := R(A) */ mrb_ary_set(mrb, regs[GETARG_B(i)], GETARG_C(i), regs[GETARG_A(i)]); NEXT; } CASE(OP_APOST) { /* A B C *R(A),R(A+1)..R(A+C) := R(A) */ int a = GETARG_A(i); mrb_value v = regs[a]; int pre = GETARG_B(i); int post = GETARG_C(i); if (!mrb_array_p(v)) { regs[a++] = mrb_ary_new_capa(mrb, 0); while (post--) { SET_NIL_VALUE(regs[a]); a++; } } else { struct RArray *ary = mrb_ary_ptr(v); int len = ary->len; int i; if (len > pre + post) { regs[a++] = mrb_ary_new_elts(mrb, len - pre - post, ary->ptr+pre); while (post--) { regs[a++] = ary->ptr[len-post-1]; } } else { regs[a++] = mrb_ary_new_capa(mrb, 0); for (i=0; i+pre<len; i++) { regs[a+i] = ary->ptr[pre+i]; } while (i < post) { SET_NIL_VALUE(regs[a+i]); i++; } } } mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_STRING) { /* A Bx R(A) := str_new(Lit(Bx)) */ regs[GETARG_A(i)] = mrb_str_literal(mrb, pool[GETARG_Bx(i)]); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_STRCAT) { /* A B R(A).concat(R(B)) */ mrb_str_concat(mrb, regs[GETARG_A(i)], regs[GETARG_B(i)]); NEXT; } CASE(OP_HASH) { /* A B C R(A) := hash_new(R(B),R(B+1)..R(B+C)) */ int b = GETARG_B(i); int c = GETARG_C(i); int lim = b+c*2; mrb_value hash = mrb_hash_new_capa(mrb, c); while (b < lim) { mrb_hash_set(mrb, hash, regs[b], regs[b+1]); b+=2; } regs[GETARG_A(i)] = hash; mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_LAMBDA) { /* A b c R(A) := lambda(SEQ[b],c) (b:c = 14:2) */ struct RProc *p; int c = GETARG_c(i); if (c & OP_L_CAPTURE) { p = mrb_closure_new(mrb, mrb->irep[irep->idx+GETARG_b(i)]); } else { p = mrb_proc_new(mrb, mrb->irep[irep->idx+GETARG_b(i)]); } if (c & OP_L_STRICT) p->flags |= MRB_PROC_STRICT; regs[GETARG_A(i)] = mrb_obj_value(p); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_OCLASS) { /* A R(A) := ::Object */ regs[GETARG_A(i)] = mrb_obj_value(mrb->object_class); NEXT; } CASE(OP_CLASS) { /* A B R(A) := newclass(R(A),Sym(B),R(A+1)) */ struct RClass *c = 0; int a = GETARG_A(i); mrb_value base, super; mrb_sym id = syms[GETARG_B(i)]; base = regs[a]; super = regs[a+1]; if (mrb_nil_p(base)) { base = mrb_obj_value(mrb->ci->target_class); } c = mrb_vm_define_class(mrb, base, super, id); regs[a] = mrb_obj_value(c); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_MODULE) { /* A B R(A) := newmodule(R(A),Sym(B)) */ struct RClass *c = 0; int a = GETARG_A(i); mrb_value base; mrb_sym id = syms[GETARG_B(i)]; base = regs[a]; if (mrb_nil_p(base)) { base = mrb_obj_value(mrb->ci->target_class); } c = mrb_vm_define_module(mrb, base, id); regs[a] = mrb_obj_value(c); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_EXEC) { /* A Bx R(A) := blockexec(R(A),SEQ[Bx]) */ int a = GETARG_A(i); mrb_callinfo *ci; mrb_value recv = regs[a]; struct RProc *p; /* prepare stack */ ci = cipush(mrb); ci->pc = pc + 1; ci->acc = a; ci->mid = 0; ci->stackidx = mrb->stack - mrb->stbase; ci->argc = 0; ci->target_class = mrb_class_ptr(recv); /* prepare stack */ mrb->stack += a; p = mrb_proc_new(mrb, mrb->irep[irep->idx+GETARG_Bx(i)]); p->target_class = ci->target_class; ci->proc = p; if (MRB_PROC_CFUNC_P(p)) { mrb->stack[0] = p->body.func(mrb, recv); mrb_gc_arena_restore(mrb, ai); if (mrb->exc) goto L_RAISE; /* pop stackpos */ regs = mrb->stack = mrb->stbase + mrb->ci->stackidx; cipop(mrb); NEXT; } else { irep = p->body.irep; pool = irep->pool; syms = irep->syms; stack_extend(mrb, irep->nregs, 1); ci->nregs = irep->nregs; regs = mrb->stack; pc = irep->iseq; JUMP; } } CASE(OP_METHOD) { /* A B R(A).newmethod(Sym(B),R(A+1)) */ int a = GETARG_A(i); struct RClass *c = mrb_class_ptr(regs[a]); mrb_define_method_vm(mrb, c, syms[GETARG_B(i)], regs[a+1]); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_SCLASS) { /* A B R(A) := R(B).singleton_class */ regs[GETARG_A(i)] = mrb_singleton_class(mrb, regs[GETARG_B(i)]); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_TCLASS) { /* A B R(A) := target_class */ if (!mrb->ci->target_class) { static const char msg[] = "no target class or module"; mrb_value exc = mrb_exc_new(mrb, E_TYPE_ERROR, msg, sizeof(msg) - 1); mrb->exc = (struct RObject*)mrb_object(exc); goto L_RAISE; } regs[GETARG_A(i)] = mrb_obj_value(mrb->ci->target_class); NEXT; } CASE(OP_RANGE) { /* A B C R(A) := range_new(R(B),R(B+1),C) */ int b = GETARG_B(i); regs[GETARG_A(i)] = mrb_range_new(mrb, regs[b], regs[b+1], GETARG_C(i)); mrb_gc_arena_restore(mrb, ai); NEXT; } CASE(OP_DEBUG) { /* A debug print R(A),R(B),R(C) */ #ifdef ENABLE_STDIO printf("OP_DEBUG %d %d %d\n", GETARG_A(i), GETARG_B(i), GETARG_C(i)); #else abort(); #endif NEXT; } CASE(OP_STOP) { /* stop VM */ L_STOP: { int n = mrb->ci->eidx; while (n--) { ecall(mrb, n); } } mrb->jmp = prev_jmp; if (mrb->exc) { return mrb_obj_value(mrb->exc); } return regs[irep->nlocals]; } CASE(OP_ERR) { /* Bx raise RuntimeError with message Lit(Bx) */ mrb_value msg = pool[GETARG_Bx(i)]; mrb_value exc; if (GETARG_A(i) == 0) { exc = mrb_exc_new3(mrb, E_RUNTIME_ERROR, msg); } else { exc = mrb_exc_new3(mrb, E_LOCALJUMP_ERROR, msg); } mrb->exc = (struct RObject*)mrb_object(exc); goto L_RAISE; } } END_DISPATCH; }