// Copyright 2019 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "src/api/api-inl.h" #include "test/cctest/wasm/wasm-atomics-utils.h" #include "test/common/wasm/test-signatures.h" #include "test/common/wasm/wasm-macro-gen.h" namespace v8 { namespace internal { namespace wasm { namespace test_run_wasm_exceptions { WASM_EXEC_TEST(TryCatchThrow) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build the main test function. BUILD(r, WASM_TRY_CATCH_T(kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except))), WASM_STMTS(WASM_I32V(kResult0)), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchThrowWithValue) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_i()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build the main test function. BUILD(r, WASM_TRY_CATCH_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_I32V(kResult0), WASM_THROW(except))), WASM_STMTS(kExprNop), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryMultiCatchThrow) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except1 = r.builder().AddException(sigs.v_v()); byte except2 = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; constexpr uint32_t kResult2 = 51; // Build the main test function. BUILD( r, kExprTry, static_cast((kWasmI32).value_type_code()), WASM_STMTS(WASM_I32V(kResult2), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except1)), WASM_IF(WASM_I32_EQ(WASM_LOCAL_GET(0), WASM_I32V(1)), WASM_THROW(except2))), kExprCatch, except1, WASM_STMTS(WASM_I32V(kResult0)), kExprCatch, except2, WASM_STMTS(WASM_I32V(kResult1)), kExprEnd); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); r.CheckCallViaJS(kResult2, 2); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); CHECK_EQ(kResult2, r.CallInterpreter(2)); } } WASM_EXEC_TEST(TryCatchAllThrow) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build the main test function. BUILD(r, kExprTry, static_cast((kWasmI32).value_type_code()), WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except))), kExprCatchAll, WASM_I32V(kResult0), kExprEnd); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchCatchAllThrow) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except1 = r.builder().AddException(sigs.v_v()); byte except2 = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; constexpr uint32_t kResult2 = 51; // Build the main test function. BUILD( r, kExprTry, static_cast((kWasmI32).value_type_code()), WASM_STMTS(WASM_I32V(kResult2), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except1)), WASM_IF(WASM_I32_EQ(WASM_LOCAL_GET(0), WASM_I32V(1)), WASM_THROW(except2))), kExprCatch, except1, WASM_I32V(kResult0), kExprCatchAll, WASM_I32V(kResult1), kExprEnd); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); r.CheckCallViaJS(kResult2, 2); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); CHECK_EQ(kResult2, r.CallInterpreter(2)); } } WASM_EXEC_TEST(TryImplicitRethrow) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except1 = r.builder().AddException(sigs.v_v()); byte except2 = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; constexpr uint32_t kResult2 = 51; // Build the main test function. BUILD(r, WASM_TRY_CATCH_T( kWasmI32, WASM_TRY_CATCH_T(kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except2))), WASM_STMTS(WASM_I32V(kResult2)), except1), WASM_I32V(kResult0), except2)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryDelegate) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build the main test function. BUILD(r, WASM_TRY_CATCH_T(kWasmI32, WASM_TRY_DELEGATE_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except))), 0), WASM_I32V(kResult0), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryUnwind) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build the main test function. BUILD(r, WASM_TRY_CATCH_T( kWasmI32, WASM_TRY_UNWIND_T( kWasmI32, WASM_TRY_DELEGATE_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except))), 0), kExprNop), WASM_I32V(kResult0), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchRethrow) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except1 = r.builder().AddException(sigs.v_v()); byte except2 = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; constexpr uint32_t kUnreachable = 51; // Build the main test function. BUILD(r, WASM_TRY_CATCH_CATCH_T( kWasmI32, WASM_TRY_CATCH_T( kWasmI32, WASM_THROW(except2), WASM_TRY_CATCH_T( kWasmI32, WASM_THROW(except1), WASM_STMTS(WASM_I32V(kUnreachable), WASM_IF_ELSE(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_RETHROW(1), WASM_RETHROW(2))), except1), except2), except1, WASM_I32V(kResult0), except2, WASM_I32V(kResult1))); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryDelegateToCaller) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build the main test function. BUILD(r, WASM_TRY_CATCH_T(kWasmI32, WASM_TRY_DELEGATE_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_THROW(except))), 1), WASM_I32V(kResult0), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. constexpr int64_t trap = 0xDEADBEEF; r.CheckCallViaJS(trap, 0); r.CheckCallViaJS(kResult1, 1); } else { constexpr int stopped = 0; CHECK_EQ(stopped, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchCallDirect) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build a throwing helper function. WasmFunctionCompiler& throw_func = r.NewFunction(sigs.i_ii()); BUILD(throw_func, WASM_THROW(except)); // Build the main test function. BUILD(r, WASM_TRY_CATCH_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_STMTS(WASM_CALL_FUNCTION( throw_func.function_index(), WASM_I32V(7), WASM_I32V(9)), WASM_DROP))), WASM_STMTS(WASM_I32V(kResult0)), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchAllCallDirect) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build a throwing helper function. WasmFunctionCompiler& throw_func = r.NewFunction(sigs.i_ii()); BUILD(throw_func, WASM_THROW(except)); // Build the main test function. BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_STMTS(WASM_CALL_FUNCTION( throw_func.function_index(), WASM_I32V(7), WASM_I32V(9)), WASM_DROP))), WASM_STMTS(WASM_I32V(kResult0)))); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchCallIndirect) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build a throwing helper function. WasmFunctionCompiler& throw_func = r.NewFunction(sigs.i_ii()); BUILD(throw_func, WASM_THROW(except)); byte sig_index = r.builder().AddSignature(sigs.i_ii()); throw_func.SetSigIndex(0); // Add an indirect function table. uint16_t indirect_function_table[] = { static_cast(throw_func.function_index())}; r.builder().AddIndirectFunctionTable(indirect_function_table, arraysize(indirect_function_table)); // Build the main test function. BUILD(r, WASM_TRY_CATCH_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_STMTS(WASM_CALL_INDIRECT( sig_index, WASM_I32V(7), WASM_I32V(9), WASM_LOCAL_GET(0)), WASM_DROP))), WASM_I32V(kResult0), except)); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_EXEC_TEST(TryCatchAllCallIndirect) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier); byte except = r.builder().AddException(sigs.v_v()); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; // Build a throwing helper function. WasmFunctionCompiler& throw_func = r.NewFunction(sigs.i_ii()); BUILD(throw_func, WASM_THROW(except)); byte sig_index = r.builder().AddSignature(sigs.i_ii()); throw_func.SetSigIndex(0); // Add an indirect function table. uint16_t indirect_function_table[] = { static_cast(throw_func.function_index())}; r.builder().AddIndirectFunctionTable(indirect_function_table, arraysize(indirect_function_table)); // Build the main test function. BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_STMTS(WASM_CALL_INDIRECT( sig_index, WASM_I32V(7), WASM_I32V(9), WASM_LOCAL_GET(0)), WASM_DROP))), WASM_I32V(kResult0))); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } else { CHECK_EQ(kResult0, r.CallInterpreter(0)); CHECK_EQ(kResult1, r.CallInterpreter(1)); } } WASM_COMPILED_EXEC_TEST(TryCatchCallExternal) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); HandleScope scope(CcTest::InitIsolateOnce()); const char* source = "(function() { throw 'ball'; })"; Handle js_function = Handle::cast(v8::Utils::OpenHandle( *v8::Local::Cast(CompileRun(source)))); ManuallyImportedJSFunction import = {sigs.i_ii(), js_function}; WasmRunner r(execution_tier, &import); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; constexpr uint32_t kJSFunc = 0; // Build the main test function. BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_STMTS( WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_STMTS(WASM_CALL_FUNCTION(kJSFunc, WASM_I32V(7), WASM_I32V(9)), WASM_DROP))), WASM_I32V(kResult0))); // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } WASM_COMPILED_EXEC_TEST(TryCatchAllCallExternal) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); HandleScope scope(CcTest::InitIsolateOnce()); const char* source = "(function() { throw 'ball'; })"; Handle js_function = Handle::cast(v8::Utils::OpenHandle( *v8::Local::Cast(CompileRun(source)))); ManuallyImportedJSFunction import = {sigs.i_ii(), js_function}; WasmRunner r(execution_tier, &import); constexpr uint32_t kResult0 = 23; constexpr uint32_t kResult1 = 42; constexpr uint32_t kJSFunc = 0; // Build the main test function. BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_STMTS( WASM_I32V(kResult1), WASM_IF(WASM_I32_EQZ(WASM_LOCAL_GET(0)), WASM_STMTS(WASM_CALL_FUNCTION(kJSFunc, WASM_I32V(7), WASM_I32V(9)), WASM_DROP))), WASM_I32V(kResult0))); // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJS(kResult0, 0); r.CheckCallViaJS(kResult1, 1); } namespace { void TestTrapNotCaught(byte* code, size_t code_size, TestExecutionTier execution_tier) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(execution_tier, nullptr, "main", kRuntimeExceptionSupport); r.builder().AddMemory(kWasmPageSize); constexpr uint32_t kResultSuccess = 23; constexpr uint32_t kResultCaught = 47; // Add an indirect function table. const int kTableSize = 2; r.builder().AddIndirectFunctionTable(nullptr, kTableSize); // Build a trapping helper function. WasmFunctionCompiler& trap_func = r.NewFunction(sigs.i_ii()); trap_func.Build(code, code + code_size); // Build the main test function. BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_STMTS(WASM_I32V(kResultSuccess), WASM_CALL_FUNCTION(trap_func.function_index(), WASM_I32V(7), WASM_I32V(9)), WASM_DROP), WASM_STMTS(WASM_I32V(kResultCaught)))); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJSTraps(); } else { r.CallInterpreter(); } } } // namespace WASM_EXEC_TEST(TryCatchTrapUnreachable) { byte code[] = {WASM_UNREACHABLE}; TestTrapNotCaught(code, arraysize(code), execution_tier); } WASM_EXEC_TEST(TryCatchTrapMemOutOfBounds) { byte code[] = {WASM_LOAD_MEM(MachineType::Int32(), WASM_I32V_1(-1))}; TestTrapNotCaught(code, arraysize(code), execution_tier); } WASM_EXEC_TEST(TryCatchTrapDivByZero) { byte code[] = {WASM_I32_DIVS(WASM_LOCAL_GET(0), WASM_I32V_1(0))}; TestTrapNotCaught(code, arraysize(code), execution_tier); } WASM_EXEC_TEST(TryCatchTrapRemByZero) { byte code[] = {WASM_I32_REMS(WASM_LOCAL_GET(0), WASM_I32V_1(0))}; TestTrapNotCaught(code, arraysize(code), execution_tier); } WASM_EXEC_TEST(TryCatchTrapTableFill) { EXPERIMENTAL_FLAG_SCOPE(reftypes); int table_index = 0; int length = 10; // OOB. int start = 10; // OOB. byte code[] = {WASM_TABLE_FILL(table_index, WASM_I32V(length), WASM_REF_NULL(kFuncRefCode), WASM_I32V(start)), WASM_I32V_1(42)}; TestTrapNotCaught(code, arraysize(code), execution_tier); } namespace { // TODO(cleanup): Define in cctest.h and re-use where appropriate. class IsolateScope { public: IsolateScope() { v8::Isolate::CreateParams create_params; create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); isolate_ = v8::Isolate::New(create_params); isolate_->Enter(); } ~IsolateScope() { isolate_->Exit(); isolate_->Dispose(); } v8::Isolate* isolate() { return isolate_; } Isolate* i_isolate() { return reinterpret_cast(isolate_); } private: v8::Isolate* isolate_; }; } // namespace UNINITIALIZED_WASM_EXEC_TEST(TestStackOverflowNotCaught) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); // FLAG_stack_size must be set before isolate initialization. FlagScope stack_size(&v8::internal::FLAG_stack_size, 8); IsolateScope isolate_scope; LocalContext context(isolate_scope.isolate()); WasmRunner r(execution_tier, nullptr, "main", kRuntimeExceptionSupport, isolate_scope.i_isolate()); // Build a function that calls itself until stack overflow. WasmFunctionCompiler& stack_overflow = r.NewFunction(sigs.v_v()); byte stack_overflow_code[] = { kExprCallFunction, static_cast(stack_overflow.function_index())}; stack_overflow.Build(stack_overflow_code, stack_overflow_code + arraysize(stack_overflow_code)); // Build the main test function. BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_STMTS(WASM_I32V(1), kExprCallFunction, static_cast(stack_overflow.function_index())), WASM_STMTS(WASM_I32V(1)))); if (execution_tier != TestExecutionTier::kInterpreter) { // Need to call through JS to allow for creation of stack traces. r.CheckCallViaJSTraps(); } else { constexpr int stopped = 0; CHECK_EQ(stopped, r.CallInterpreter()); } } TEST(Regress1180457) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(TestExecutionTier::kInterpreter); constexpr uint32_t kResult0 = 23; constexpr uint32_t kUnreachable = 42; BUILD(r, WASM_TRY_CATCH_ALL_T( kWasmI32, WASM_TRY_DELEGATE_T( kWasmI32, WASM_STMTS(WASM_I32V(kResult0), WASM_BR(0)), 0), WASM_I32V(kUnreachable))); CHECK_EQ(kResult0, r.CallInterpreter()); } TEST(Regress1187896) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(TestExecutionTier::kInterpreter); byte try_sig = r.builder().AddSignature(sigs.v_i()); constexpr uint32_t kResult = 23; BUILD(r, kExprI32Const, 0, kExprTry, try_sig, kExprDrop, kExprCatchAll, kExprNop, kExprEnd, kExprI32Const, kResult); CHECK_EQ(kResult, r.CallInterpreter()); } TEST(Regress1190291) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(TestExecutionTier::kInterpreter); byte try_sig = r.builder().AddSignature(sigs.v_i()); BUILD(r, kExprUnreachable, kExprTry, try_sig, kExprCatchAll, kExprEnd, kExprI32Const, 0); r.CallInterpreter(); } TEST(Regress1186795) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(TestExecutionTier::kInterpreter); byte except = r.builder().AddException(sigs.v_i()); BUILD(r, WASM_TRY_CATCH_T( kWasmI32, WASM_STMTS( WASM_I32V(0), WASM_I32V(0), WASM_I32V(0), WASM_I32V(0), WASM_I32V(0), WASM_I32V(0), WASM_I32V(0), WASM_TRY_UNWIND_T( kWasmI32, WASM_STMTS(WASM_I32V(0), WASM_THROW(except)), WASM_I32V(0)), WASM_DROP, WASM_DROP, WASM_DROP, WASM_DROP, WASM_DROP, WASM_DROP, WASM_DROP), WASM_NOP, except)); CHECK_EQ(0, r.CallInterpreter()); } TEST(Regress1197408) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r( TestExecutionTier::kInterpreter); byte sig_id = r.builder().AddSignature(sigs.i_iii()); BUILD(r, WASM_STMTS(WASM_I32V(0), WASM_I32V(0), WASM_I32V(0), kExprTry, sig_id, kExprTry, sig_id, kExprCallFunction, 0, kExprDelegate, 0, kExprDelegate, 0)); CHECK_EQ(0, r.CallInterpreter(0, 0, 0)); } TEST(Regress1212396) { TestSignatures sigs; EXPERIMENTAL_FLAG_SCOPE(eh); WasmRunner r(TestExecutionTier::kInterpreter); byte except = r.builder().AddException(sigs.v_v()); BUILD(r, kExprTry, kVoidCode, kExprTry, kVoidCode, kExprI32Const, 0, kExprThrow, except, kExprDelegate, 0, kExprCatch, except, kExprEnd, kExprI32Const, 42); CHECK_EQ(42, r.CallInterpreter()); } } // namespace test_run_wasm_exceptions } // namespace wasm } // namespace internal } // namespace v8