feat: bind/call/apply 异步目标 TailCall 改走异步调用入口

Cargo.lock

@@ -1160,7 +1160,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_builtins"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "chrono",
  "fast-float",
@@ -1185,7 +1185,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_bytecode"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "num-bigint",
  "oxide_log",
@@ -1193,7 +1193,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_cfg"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_emit",
@@ -1204,7 +1204,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_cli"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "ansi_term",
  "bumpalo",
@@ -1226,7 +1226,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_code_cache"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "lru",
  "oxide_bytecode",
@@ -1235,7 +1235,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_compiler"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_cfg",
@@ -1255,7 +1255,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_dce"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_cfg",
@@ -1269,7 +1269,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_emit"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "num-bigint",
  "oxc_allocator",
@@ -1284,7 +1284,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_engine"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_compiler",
@@ -1296,7 +1296,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_ir"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_log",
@@ -1305,7 +1305,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_kernel"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "bumpalo",
  "dashmap",
@@ -1319,7 +1319,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_liveness"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_cfg",
@@ -1331,7 +1331,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_log"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "tracing",
  "tracing-appender",
@@ -1340,7 +1340,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_parser"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxc_allocator",
  "oxc_ast",
@@ -1355,7 +1355,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_regalloc"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_cfg",
@@ -1371,7 +1371,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_runtime_api"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "num-bigint",
  "num-traits",
@@ -1384,7 +1384,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_test262"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "oxide_bytecode",
  "oxide_compiler",
@@ -1402,7 +1402,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_types"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "bumpalo",
  "dashmap",
@@ -1415,7 +1415,7 @@ dependencies = [
 
 [[package]]
 name = "oxide_vm"
-version = "0.13.11"
+version = "0.13.12"
 dependencies = [
  "bumpalo",
  "chrono",

Cargo.toml

@@ -23,7 +23,7 @@ members = [
 ]
 
 [workspace.package]
-version = "0.13.11"
+version = "0.13.12"
 edition = "2021"
 license = "MIT"
 rust-version = "1.80"

crates/oxide_vm/src/dispatch/call.rs

@@ -39,7 +39,8 @@ impl Vm {
     /// 2. `build_native_args` 打包实参下标表。
     /// 3. 经 `native_fn_ptr_to_fn` 取得函数项并执行；执行前后快照/恢复 `regs[254]`。
     /// 4. 按 `NativeResult` 三态回写：`Ok` 写 `regs[0]`；`Err` 以原始值走 `unwind`；
-    ///    `TailCall` 目标为 native 时同步调用，否则压字节码帧。
+    ///    `TailCall` 目标为 native 时同步调用，异步与生成器字节码目标走内联入口，
+    ///    其余压字节码帧。
     ///
     /// # 边界与前提
     /// - 调用方须保证 `obj` 已是 native 函数：`native_fn()` 为空时此处 unwrap 失败。
@@ -129,6 +130,18 @@ impl Vm {
                                 return Ok(());
                             }
                         }
+                    } else {
+                        // 异步与生成器目标：走内联入口（内部创建异步 Promise 或生成器迭代器对象），
+                        // 结果写结果槽，不压同步帧。
+                        if obj.sub_module_index() > 0 {
+                            let sub = self.callee_module(obj);
+                            if matches!(sub, Some(m) if m.is_async || m.is_generator) {
+                                self.constructing_native = false;
+                                let result = self.call_bytecode_function_inline(callee, obj, this, &args)?;
+                                self.regs[0] = result;
+                                return Ok(());
+                            }
+                        }
                     }
                 } else {
                     return self.raise_type_error("CALL target is not callable");

crates/oxide_vm/tests/builtins_function_tests.rs

@@ -386,3 +386,67 @@ fn bound_function_length_name_pins() {
     let result = eval(&mut vm, "function target() {} target.bind().bind().name").unwrap();
     assert_eq!(vm.lookup_str(result).unwrap_or_default(), "bound bound target");
 }
+
+/// 执行源码并取顶层结果；Promise 结果 drain 到 settled 值（口径与 async_tests.rs 一致）。
+fn eval_drain(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
+    vm.set_compiler_service(Arc::new(DefaultCompilerService));
+    let result = eval(vm, source)?;
+    if result.is_object() {
+        let obj = unsafe { &*result.as_js_object_ptr() };
+        if obj.is_promise_obj() {
+            match oxide_vm::promise::promise_settled_value(obj) {
+                Some((true, v)) => return Ok(v),
+                Some((false, v)) => return Err(format!("rejected: {v}")),
+                None => return Err("promise pending".to_string()),
+            }
+        }
+    }
+    Ok(result)
+}
+
+#[test]
+fn function_call_apply_bind_async_target_returns_promise() {
+    // call/apply/bind 作用于异步目标：结果是 Promise，drain 后的值与直接调用一致。
+    let mut vm = Vm::new();
+    let result = eval_drain(&mut vm, "async function f(x){ return x; } f.call(null, 1)").unwrap();
+    assert_eq!(result, JsValue::int(1));
+    let result = eval_drain(&mut vm, "async function f(x){ return x; } f.apply(null, [2])").unwrap();
+    assert_eq!(result, JsValue::int(2));
+    let result = eval_drain(&mut vm, "async function f(x){ return x; } var b = f.bind(null); b(3)").unwrap();
+    assert_eq!(result, JsValue::int(3));
+}
+
+#[test]
+fn function_call_async_target_rejection_keeps_value() {
+    // 异步目标抛错：Promise 以原值拒绝，.then 的拒绝臂收到原值。
+    let mut vm = Vm::new();
+    let result = eval_drain(
+        &mut vm,
+        "async function f(){ throw 42; } f.call(null).then(v => 'ok:'+v, e => 'err:'+e)",
+    )
+    .unwrap();
+    assert_eq!(vm.lookup_str(result).unwrap_or_default(), "err:42");
+}
+
+#[test]
+fn function_call_bind_generator_target_returns_iterator() {
+    // call/bind 作用于同步生成器目标：返回迭代器对象（next() 结果对象，非函数体返回值）。
+    let mut vm = Vm::new();
+    // call 结果是迭代器对象，不是函数体返回值 99。
+    let result = eval(&mut vm, "function* g(){ return 99; } typeof g.call(null)").unwrap();
+    assert_eq!(vm.lookup_str(result).unwrap_or_default(), "object");
+    // 迭代器首个 next() 返回 done: true（生成器未 yield 即 return）。
+    let result = eval(&mut vm, "function* g(){ return 99; } g.call(null).next().done").unwrap();
+    assert!(result.as_bool());
+    // bind 作用于生成器目标：包装器调用同样返回迭代器对象。
+    let result = eval(&mut vm, "function* g(){ return 99; } typeof g.bind(null)()").unwrap();
+    assert_eq!(vm.lookup_str(result).unwrap_or_default(), "object");
+}
+
+#[test]
+fn function_bind_async_generator_target_returns_iterator() {
+    // bind 作用于异步生成器目标：返回异步生成器迭代器对象。
+    let mut vm = Vm::new();
+    let result = eval(&mut vm, "async function* g(){ return 99; } typeof g.bind(null)()").unwrap();
+    assert_eq!(vm.lookup_str(result).unwrap_or_default(), "object");
+}