| 56 | #[test] |
| 57 | #[cfg_attr(miri, ignore)] |
| 58 | fn cross_store() -> wasmtime::Result<()> { |
| 59 | let mut cfg = Config::new(); |
| 60 | cfg.wasm_reference_types(true); |
| 61 | let engine = Engine::new(&cfg)?; |
| 62 | let mut store1 = Store::new(&engine, ()); |
| 63 | let mut store2 = Store::new(&engine, ()); |
| 64 | |
| 65 | eprintln!("============ Cross-store instantiation =============="); |
| 66 | |
| 67 | let func = Func::wrap(&mut store2, || {}); |
| 68 | let ty = GlobalType::new(ValType::I32, Mutability::Const); |
| 69 | let global = Global::new(&mut store2, ty, Val::I32(0))?; |
| 70 | let ty = MemoryType::new(1, None); |
| 71 | let memory = Memory::new(&mut store2, ty)?; |
| 72 | let ty = TableType::new(RefType::FUNCREF, 1, None); |
| 73 | let table = Table::new(&mut store2, ty, Ref::Func(None))?; |
| 74 | |
| 75 | let need_func = Module::new(&engine, r#"(module (import "" "" (func)))"#)?; |
| 76 | assert!(Instance::new(&mut store1, &need_func, &[func.into()]).is_err()); |
| 77 | |
| 78 | let need_global = Module::new(&engine, r#"(module (import "" "" (global i32)))"#)?; |
| 79 | assert!(Instance::new(&mut store1, &need_global, &[global.into()]).is_err()); |
| 80 | |
| 81 | let need_table = Module::new(&engine, r#"(module (import "" "" (table 1 funcref)))"#)?; |
| 82 | assert!(Instance::new(&mut store1, &need_table, &[table.into()]).is_err()); |
| 83 | |
| 84 | let need_memory = Module::new(&engine, r#"(module (import "" "" (memory 1)))"#)?; |
| 85 | assert!(Instance::new(&mut store1, &need_memory, &[memory.into()]).is_err()); |
| 86 | |
| 87 | eprintln!("============ Cross-store globals =============="); |
| 88 | |
| 89 | let store1val = Val::FuncRef(Some(Func::wrap(&mut store1, || {}))); |
| 90 | let store1ref = store1val.ref_().unwrap(); |
| 91 | let store2val = Val::FuncRef(Some(Func::wrap(&mut store2, || {}))); |
| 92 | let store2ref = store2val.ref_().unwrap(); |
| 93 | |
| 94 | let ty = GlobalType::new(ValType::FUNCREF, Mutability::Var); |
| 95 | assert!(Global::new(&mut store2, ty.clone(), store1val).is_err()); |
| 96 | if let Ok(g) = Global::new(&mut store2, ty.clone(), store2val) { |
| 97 | assert!(g.set(&mut store2, store1val).is_err()); |
| 98 | } |
| 99 | |
| 100 | eprintln!("============ Cross-store tables =============="); |
| 101 | |
| 102 | let ty = TableType::new(RefType::FUNCREF, 1, None); |
| 103 | assert!(Table::new(&mut store2, ty.clone(), store1ref.clone()).is_err()); |
| 104 | let t1 = Table::new(&mut store2, ty.clone(), store2ref.clone())?; |
| 105 | assert!(t1.set(&mut store2, 0, store1ref.clone()).is_err()); |
| 106 | assert!(t1.grow(&mut store2, 0, store1ref.clone()).is_err()); |
| 107 | assert!(t1.fill(&mut store2, 0, store1ref.clone(), 1).is_err()); |
| 108 | |
| 109 | eprintln!("============ Cross-store funcs =============="); |
| 110 | |
| 111 | let module = Module::new(&engine, r#"(module (func (export "f") (param funcref)))"#)?; |
| 112 | let s1_inst = Instance::new(&mut store1, &module, &[])?; |
| 113 | let s2_inst = Instance::new(&mut store2, &module, &[])?; |
| 114 | let s1_f = s1_inst.get_func(&mut store1, "f").unwrap(); |
| 115 | let s2_f = s2_inst.get_func(&mut store2, "f").unwrap(); |