| // Copyright 2015 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 "test/unittests/test-utils.h" |
| |
| #include "src/objects-inl.h" |
| #include "src/objects.h" |
| #include "src/v8.h" |
| #include "src/wasm/function-body-decoder-impl.h" |
| #include "src/wasm/function-body-decoder.h" |
| #include "src/wasm/local-decl-encoder.h" |
| #include "src/wasm/signature-map.h" |
| #include "src/wasm/wasm-limits.h" |
| #include "src/wasm/wasm-module.h" |
| #include "src/wasm/wasm-opcodes.h" |
| |
| #include "test/common/wasm/flag-utils.h" |
| #include "test/common/wasm/test-signatures.h" |
| #include "test/common/wasm/wasm-macro-gen.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace wasm { |
| namespace function_body_decoder_unittest { |
| |
| #define B1(a) WASM_BLOCK(a) |
| #define B2(a, b) WASM_BLOCK(a, b) |
| #define B3(a, b, c) WASM_BLOCK(a, b, c) |
| |
| #define WASM_IF_OP kExprIf, kLocalVoid |
| #define WASM_LOOP_OP kExprLoop, kLocalVoid |
| |
| static const byte kCodeGetLocal0[] = {kExprGetLocal, 0}; |
| static const byte kCodeGetLocal1[] = {kExprGetLocal, 1}; |
| static const byte kCodeSetLocal0[] = {WASM_SET_LOCAL(0, WASM_ZERO)}; |
| static const byte kCodeTeeLocal0[] = {WASM_TEE_LOCAL(0, WASM_ZERO)}; |
| |
| static const ValueType kValueTypes[] = {kWasmI32, kWasmI64, kWasmF32, kWasmF64}; |
| static const MachineType machineTypes[] = { |
| MachineType::Int8(), MachineType::Uint8(), MachineType::Int16(), |
| MachineType::Uint16(), MachineType::Int32(), MachineType::Uint32(), |
| MachineType::Int64(), MachineType::Uint64(), MachineType::Float32(), |
| MachineType::Float64()}; |
| |
| static const WasmOpcode kInt32BinopOpcodes[] = { |
| kExprI32Add, kExprI32Sub, kExprI32Mul, kExprI32DivS, kExprI32DivU, |
| kExprI32RemS, kExprI32RemU, kExprI32And, kExprI32Ior, kExprI32Xor, |
| kExprI32Shl, kExprI32ShrU, kExprI32ShrS, kExprI32Eq, kExprI32LtS, |
| kExprI32LeS, kExprI32LtU, kExprI32LeU}; |
| |
| #define WASM_BRV_IF_ZERO(depth, val) \ |
| val, WASM_ZERO, kExprBrIf, static_cast<byte>(depth) |
| |
| #define EXPECT_VERIFIES_C(sig, x) \ |
| Verify(true, sigs.sig(), x, x + arraysize(x), kAppendEnd) |
| |
| #define EXPECT_FAILURE_C(sig, x) \ |
| Verify(false, sigs.sig(), x, x + arraysize(x), kAppendEnd) |
| |
| #define EXPECT_VERIFIES_SC(sig, x) \ |
| Verify(true, sig, x, x + arraysize(x), kAppendEnd) |
| |
| #define EXPECT_FAILURE_SC(sig, x) \ |
| Verify(false, sig, x, x + arraysize(x), kAppendEnd) |
| |
| #define EXPECT_VERIFIES_S(env, ...) \ |
| do { \ |
| static byte code[] = {__VA_ARGS__}; \ |
| Verify(true, env, code, code + arraysize(code), kAppendEnd); \ |
| } while (false) |
| |
| #define EXPECT_FAILURE_S(env, ...) \ |
| do { \ |
| static byte code[] = {__VA_ARGS__}; \ |
| Verify(false, env, code, code + arraysize(code), kAppendEnd); \ |
| } while (false) |
| |
| #define EXPECT_VERIFIES(sig, ...) \ |
| do { \ |
| static const byte code[] = {__VA_ARGS__}; \ |
| Verify(true, sigs.sig(), code, code + sizeof(code), kAppendEnd); \ |
| } while (false) |
| |
| #define EXPECT_FAILURE(sig, ...) \ |
| do { \ |
| static const byte code[] = {__VA_ARGS__}; \ |
| Verify(false, sigs.sig(), code, code + sizeof(code), kAppendEnd); \ |
| } while (false) |
| |
| class FunctionBodyDecoderTest : public TestWithZone { |
| public: |
| typedef std::pair<uint32_t, ValueType> LocalsDecl; |
| |
| FunctionBodyDecoderTest() : module(nullptr), local_decls(zone()) {} |
| |
| TestSignatures sigs; |
| WasmModule* module; |
| LocalDeclEncoder local_decls; |
| |
| void AddLocals(ValueType type, uint32_t count) { |
| local_decls.AddLocals(count, type); |
| } |
| |
| enum AppendEnd : bool { kAppendEnd, kOmitEnd }; |
| |
| void PrepareBytecode(const byte** startp, const byte** endp, |
| AppendEnd append_end) { |
| const byte* start = *startp; |
| const byte* end = *endp; |
| size_t locals_size = local_decls.Size(); |
| size_t total_size = end - start + locals_size; |
| if (append_end == kAppendEnd) ++total_size; |
| byte* buffer = static_cast<byte*>(zone()->New(total_size)); |
| // Prepend the local decls to the code. |
| local_decls.Emit(buffer); |
| // Emit the code. |
| memcpy(buffer + locals_size, start, end - start); |
| if (append_end == kAppendEnd) { |
| // Append an extra end opcode. |
| buffer[total_size - 1] = kExprEnd; |
| } |
| |
| *startp = buffer; |
| *endp = buffer + total_size; |
| } |
| |
| // Prepends local variable declarations and renders nice error messages for |
| // verification failures. |
| void Verify(bool expected_success, FunctionSig* sig, const byte* start, |
| const byte* end, AppendEnd append_end) { |
| PrepareBytecode(&start, &end, append_end); |
| |
| // Verify the code. |
| DecodeResult result = |
| VerifyWasmCode(zone()->allocator(), module, sig, start, end); |
| |
| uint32_t pc = result.error_offset(); |
| std::ostringstream str; |
| if (expected_success) { |
| str << "Verification failed: pc = +" << pc |
| << ", msg = " << result.error_msg(); |
| } else { |
| str << "Verification successed, expected failure; pc = +" << pc; |
| } |
| EXPECT_EQ(result.ok(), expected_success) << str.str(); |
| } |
| |
| void TestBinop(WasmOpcode opcode, FunctionSig* success) { |
| // op(local[0], local[1]) |
| byte code[] = {WASM_BINOP(opcode, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))}; |
| EXPECT_VERIFIES_SC(success, code); |
| |
| // Try all combinations of return and parameter types. |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| for (size_t k = 0; k < arraysize(kValueTypes); k++) { |
| ValueType types[] = {kValueTypes[i], kValueTypes[j], kValueTypes[k]}; |
| if (types[0] != success->GetReturn(0) || |
| types[1] != success->GetParam(0) || |
| types[2] != success->GetParam(1)) { |
| // Test signature mismatch. |
| FunctionSig sig(1, 2, types); |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| } |
| |
| void TestUnop(WasmOpcode opcode, FunctionSig* success) { |
| TestUnop(opcode, success->GetReturn(), success->GetParam(0)); |
| } |
| |
| void TestUnop(WasmOpcode opcode, ValueType ret_type, ValueType param_type) { |
| // Return(op(local[0])) |
| byte code[] = {WASM_UNOP(opcode, WASM_GET_LOCAL(0))}; |
| { |
| ValueType types[] = {ret_type, param_type}; |
| FunctionSig sig(1, 1, types); |
| EXPECT_VERIFIES_SC(&sig, code); |
| } |
| |
| // Try all combinations of return and parameter types. |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType types[] = {kValueTypes[i], kValueTypes[j]}; |
| if (types[0] != ret_type || types[1] != param_type) { |
| // Test signature mismatch. |
| FunctionSig sig(1, 1, types); |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| }; |
| |
| namespace { |
| |
| constexpr size_t kMaxByteSizedLeb128 = 127; |
| |
| // A helper for tests that require a module environment for functions, |
| // globals, or memories. |
| class TestModuleBuilder { |
| public: |
| explicit TestModuleBuilder(ModuleOrigin origin = kWasmOrigin) { |
| mod.set_origin(origin); |
| } |
| byte AddGlobal(ValueType type, bool mutability = true) { |
| mod.globals.push_back({type, mutability, WasmInitExpr(), 0, false, false}); |
| CHECK_LE(mod.globals.size(), kMaxByteSizedLeb128); |
| return static_cast<byte>(mod.globals.size() - 1); |
| } |
| byte AddSignature(FunctionSig* sig) { |
| mod.signatures.push_back(sig); |
| CHECK_LE(mod.signatures.size(), kMaxByteSizedLeb128); |
| return static_cast<byte>(mod.signatures.size() - 1); |
| } |
| byte AddFunction(FunctionSig* sig) { |
| mod.functions.push_back({sig, // sig |
| 0, // func_index |
| 0, // sig_index |
| {0, 0}, // name |
| {0, 0}, // code |
| false, // import |
| false}); // export |
| CHECK_LE(mod.functions.size(), kMaxByteSizedLeb128); |
| return static_cast<byte>(mod.functions.size() - 1); |
| } |
| byte AddImport(FunctionSig* sig) { |
| byte result = AddFunction(sig); |
| mod.functions[result].imported = true; |
| return result; |
| } |
| byte AddException(WasmExceptionSig* sig) { |
| mod.exceptions.emplace_back(sig); |
| CHECK_LE(mod.signatures.size(), kMaxByteSizedLeb128); |
| return static_cast<byte>(mod.exceptions.size() - 1); |
| } |
| |
| void InitializeMemory() { |
| mod.has_memory = true; |
| mod.initial_pages = 1; |
| mod.maximum_pages = 100; |
| } |
| |
| void InitializeFunctionTable() { mod.function_tables.emplace_back(); } |
| |
| WasmModule* module() { return &mod; } |
| |
| private: |
| WasmModule mod; |
| }; |
| } // namespace |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Const1) { |
| byte code[] = {kExprI32Const, 0}; |
| for (int i = -64; i <= 63; i++) { |
| code[1] = static_cast<byte>(i & 0x7F); |
| EXPECT_VERIFIES_C(i_i, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, EmptyFunction) { |
| byte code[] = {0}; |
| Verify(true, sigs.v_v(), code, code, kAppendEnd); |
| Verify(false, sigs.i_i(), code, code, kAppendEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IncompleteIf1) { |
| byte code[] = {kExprIf}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Const_fallthru) { |
| EXPECT_VERIFIES(i_i, WASM_I32V_1(0)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Const_fallthru2) { |
| EXPECT_FAILURE(i_i, WASM_I32V_1(0), WASM_I32V_1(1)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Const) { |
| const int kInc = 4498211; |
| for (int32_t i = kMinInt; i < kMaxInt - kInc; i = i + kInc) { |
| // TODO(binji): expand test for other sized int32s; 1 through 5 bytes. |
| byte code[] = {WASM_I32V(i)}; |
| EXPECT_VERIFIES_C(i_i, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int64Const) { |
| const int kInc = 4498211; |
| for (int32_t i = kMinInt; i < kMaxInt - kInc; i = i + kInc) { |
| byte code[] = {WASM_I64V((static_cast<int64_t>(i) << 32) | i)}; |
| EXPECT_VERIFIES_C(l_l, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Float32Const) { |
| byte code[] = {kExprF32Const, 0, 0, 0, 0}; |
| float* ptr = reinterpret_cast<float*>(code + 1); |
| for (int i = 0; i < 30; i++) { |
| WriteLittleEndianValue<float>(ptr, i * -7.75f); |
| EXPECT_VERIFIES_C(f_ff, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Float64Const) { |
| byte code[] = {kExprF64Const, 0, 0, 0, 0, 0, 0, 0, 0}; |
| double* ptr = reinterpret_cast<double*>(code + 1); |
| for (int i = 0; i < 30; i++) { |
| WriteLittleEndianValue<double>(ptr, i * 33.45); |
| EXPECT_VERIFIES_C(d_dd, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Const_off_end) { |
| byte code[] = {kExprI32Const, 0xAA, 0xBB, 0xCC, 0x44}; |
| |
| for (int size = 1; size <= 4; size++) { |
| Verify(false, sigs.i_i(), code, code + size, kAppendEnd); |
| // Should also fail without the trailing 'end' opcode. |
| Verify(false, sigs.i_i(), code, code + size, kOmitEnd); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal0_param) { |
| EXPECT_VERIFIES_C(i_i, kCodeGetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal0_local) { |
| AddLocals(kWasmI32, 1); |
| EXPECT_VERIFIES_C(i_v, kCodeGetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, TooManyLocals) { |
| AddLocals(kWasmI32, 4034986500); |
| EXPECT_FAILURE_C(i_v, kCodeGetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal0_param_n) { |
| FunctionSig* array[] = {sigs.i_i(), sigs.i_ii(), sigs.i_iii()}; |
| |
| for (size_t i = 0; i < arraysize(array); i++) { |
| EXPECT_VERIFIES_SC(array[i], kCodeGetLocal0); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocalN_local) { |
| for (byte i = 1; i < 8; i++) { |
| AddLocals(kWasmI32, 1); |
| for (byte j = 0; j < i; j++) { |
| byte code[] = {kExprGetLocal, j}; |
| EXPECT_VERIFIES_C(i_v, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal0_fail_no_params) { |
| EXPECT_FAILURE_C(i_v, kCodeGetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal1_fail_no_locals) { |
| EXPECT_FAILURE_C(i_i, kCodeGetLocal1); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal_off_end) { |
| static const byte code[] = {kExprGetLocal}; |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, NumLocalBelowLimit) { |
| AddLocals(kWasmI32, kV8MaxWasmFunctionLocals - 1); |
| EXPECT_VERIFIES(v_v, WASM_NOP); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, NumLocalAtLimit) { |
| AddLocals(kWasmI32, kV8MaxWasmFunctionLocals); |
| EXPECT_VERIFIES(v_v, WASM_NOP); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, NumLocalAboveLimit) { |
| AddLocals(kWasmI32, kV8MaxWasmFunctionLocals + 1); |
| EXPECT_FAILURE(v_v, WASM_NOP); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal_varint) { |
| const int kMaxLocals = kV8MaxWasmFunctionLocals - 1; |
| AddLocals(kWasmI32, kMaxLocals); |
| |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_1(66)); |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_2(7777)); |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_3(8888)); |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_4(9999)); |
| |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_5(kMaxLocals - 1)); |
| |
| EXPECT_FAILURE(i_i, kExprGetLocal, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF); |
| |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_4(kMaxLocals - 1)); |
| EXPECT_VERIFIES(i_i, kExprGetLocal, U32V_4(kMaxLocals)); |
| EXPECT_FAILURE(i_i, kExprGetLocal, U32V_4(kMaxLocals + 1)); |
| |
| EXPECT_FAILURE(i_v, kExprGetLocal, U32V_4(kMaxLocals)); |
| EXPECT_FAILURE(i_v, kExprGetLocal, U32V_4(kMaxLocals + 1)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, GetLocal_toomany) { |
| AddLocals(kWasmI32, kV8MaxWasmFunctionLocals - 100); |
| AddLocals(kWasmI32, 100); |
| |
| EXPECT_VERIFIES(i_v, kExprGetLocal, U32V_1(66)); |
| EXPECT_FAILURE(i_i, kExprGetLocal, U32V_1(66)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Binops_off_end) { |
| byte code1[] = {0}; // [opcode] |
| for (size_t i = 0; i < arraysize(kInt32BinopOpcodes); i++) { |
| code1[0] = kInt32BinopOpcodes[i]; |
| EXPECT_FAILURE_C(i_i, code1); |
| } |
| |
| byte code3[] = {kExprGetLocal, 0, 0}; // [expr] [opcode] |
| for (size_t i = 0; i < arraysize(kInt32BinopOpcodes); i++) { |
| code3[2] = kInt32BinopOpcodes[i]; |
| EXPECT_FAILURE_C(i_i, code3); |
| } |
| |
| byte code4[] = {kExprGetLocal, 0, 0, 0}; // [expr] [opcode] [opcode] |
| for (size_t i = 0; i < arraysize(kInt32BinopOpcodes); i++) { |
| code4[2] = kInt32BinopOpcodes[i]; |
| code4[3] = kInt32BinopOpcodes[i]; |
| EXPECT_FAILURE_C(i_i, code4); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BinopsAcrossBlock1) { |
| static const byte code[] = {WASM_ZERO, kExprBlock, kLocalI32, |
| WASM_ZERO, kExprI32Add, kExprEnd}; |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BinopsAcrossBlock2) { |
| static const byte code[] = {WASM_ZERO, WASM_ZERO, kExprBlock, |
| kLocalI32, kExprI32Add, kExprEnd}; |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BinopsAcrossBlock3) { |
| static const byte code[] = {WASM_ZERO, WASM_ZERO, kExprIf, kLocalI32, |
| kExprI32Add, kExprElse, kExprI32Add, kExprEnd}; |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Nop) { |
| static const byte code[] = {kExprNop}; |
| EXPECT_VERIFIES_C(v_v, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, SetLocal0_void) { |
| EXPECT_FAILURE(i_i, WASM_SET_LOCAL(0, WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, SetLocal0_param) { |
| EXPECT_FAILURE_C(i_i, kCodeSetLocal0); |
| EXPECT_FAILURE_C(f_ff, kCodeSetLocal0); |
| EXPECT_FAILURE_C(d_dd, kCodeSetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, TeeLocal0_param) { |
| EXPECT_VERIFIES_C(i_i, kCodeTeeLocal0); |
| EXPECT_FAILURE_C(f_ff, kCodeTeeLocal0); |
| EXPECT_FAILURE_C(d_dd, kCodeTeeLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, SetLocal0_local) { |
| EXPECT_FAILURE_C(i_v, kCodeSetLocal0); |
| EXPECT_FAILURE_C(v_v, kCodeSetLocal0); |
| AddLocals(kWasmI32, 1); |
| EXPECT_FAILURE_C(i_v, kCodeSetLocal0); |
| EXPECT_VERIFIES_C(v_v, kCodeSetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, TeeLocal0_local) { |
| EXPECT_FAILURE_C(i_v, kCodeTeeLocal0); |
| AddLocals(kWasmI32, 1); |
| EXPECT_VERIFIES_C(i_v, kCodeTeeLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, TeeLocalN_local) { |
| for (byte i = 1; i < 8; i++) { |
| AddLocals(kWasmI32, 1); |
| for (byte j = 0; j < i; j++) { |
| EXPECT_FAILURE(v_v, WASM_TEE_LOCAL(j, WASM_I32V_1(i))); |
| EXPECT_VERIFIES(i_i, WASM_TEE_LOCAL(j, WASM_I32V_1(i))); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockN) { |
| const int kMaxSize = 200; |
| byte buffer[kMaxSize + 3]; |
| |
| for (int i = 0; i <= kMaxSize; i++) { |
| memset(buffer, kExprNop, sizeof(buffer)); |
| buffer[0] = kExprBlock; |
| buffer[1] = kLocalVoid; |
| buffer[i + 2] = kExprEnd; |
| Verify(true, sigs.v_i(), buffer, buffer + i + 3, kAppendEnd); |
| } |
| } |
| |
| #define WASM_EMPTY_BLOCK kExprBlock, kLocalVoid, kExprEnd |
| |
| TEST_F(FunctionBodyDecoderTest, Block0) { |
| static const byte code[] = {WASM_EMPTY_BLOCK}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block0_fallthru1) { |
| static const byte code[] = {WASM_BLOCK(WASM_EMPTY_BLOCK)}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block0Block0) { |
| static const byte code[] = {WASM_EMPTY_BLOCK, WASM_EMPTY_BLOCK}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block0_end) { |
| EXPECT_FAILURE(v_v, WASM_EMPTY_BLOCK, kExprEnd); |
| } |
| |
| #undef WASM_EMPTY_BLOCK |
| |
| TEST_F(FunctionBodyDecoderTest, Block1) { |
| byte code[] = {WASM_BLOCK_I(WASM_GET_LOCAL(0))}; |
| EXPECT_VERIFIES_C(i_i, code); |
| EXPECT_FAILURE_C(v_i, code); |
| EXPECT_FAILURE_C(d_dd, code); |
| EXPECT_FAILURE_C(i_f, code); |
| EXPECT_FAILURE_C(i_d, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block1_i) { |
| byte code[] = {WASM_BLOCK_I(WASM_ZERO)}; |
| EXPECT_VERIFIES_C(i_i, code); |
| EXPECT_FAILURE_C(f_ff, code); |
| EXPECT_FAILURE_C(d_dd, code); |
| EXPECT_FAILURE_C(l_ll, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block1_f) { |
| byte code[] = {WASM_BLOCK_F(WASM_F32(0))}; |
| EXPECT_FAILURE_C(i_i, code); |
| EXPECT_VERIFIES_C(f_ff, code); |
| EXPECT_FAILURE_C(d_dd, code); |
| EXPECT_FAILURE_C(l_ll, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block1_continue) { |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_BR(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block1_br) { |
| EXPECT_VERIFIES(v_v, B1(WASM_BR(0))); |
| EXPECT_VERIFIES(v_v, B1(WASM_BR(1))); |
| EXPECT_FAILURE(v_v, B1(WASM_BR(2))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block2_br) { |
| EXPECT_VERIFIES(v_v, B2(WASM_NOP, WASM_BR(0))); |
| EXPECT_VERIFIES(v_v, B2(WASM_BR(0), WASM_NOP)); |
| EXPECT_VERIFIES(v_v, B2(WASM_BR(0), WASM_BR(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block2) { |
| EXPECT_FAILURE(i_i, WASM_BLOCK(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_i, WASM_BLOCK_I(WASM_NOP, WASM_NOP)); |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_NOP, WASM_ZERO)); |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_ZERO, WASM_NOP)); |
| EXPECT_FAILURE(i_i, WASM_BLOCK_I(WASM_ZERO, WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block2b) { |
| byte code[] = {WASM_BLOCK_I(WASM_SET_LOCAL(0, WASM_ZERO), WASM_ZERO)}; |
| EXPECT_VERIFIES_C(i_i, code); |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(f_ff, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block2_fallthru) { |
| EXPECT_VERIFIES( |
| i_i, B2(WASM_SET_LOCAL(0, WASM_ZERO), WASM_SET_LOCAL(0, WASM_ZERO)), |
| WASM_I32V_1(23)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block3) { |
| EXPECT_VERIFIES(i_i, |
| WASM_BLOCK_I(WASM_SET_LOCAL(0, WASM_ZERO), |
| WASM_SET_LOCAL(0, WASM_ZERO), WASM_I32V_1(11))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block5) { |
| EXPECT_FAILURE(v_i, WASM_BLOCK(WASM_ZERO)); |
| |
| EXPECT_FAILURE(v_i, WASM_BLOCK(WASM_ZERO, WASM_ZERO)); |
| |
| EXPECT_FAILURE(v_i, WASM_BLOCK(WASM_ZERO, WASM_ZERO, WASM_ZERO)); |
| |
| EXPECT_FAILURE(v_i, WASM_BLOCK(WASM_ZERO, WASM_ZERO, WASM_ZERO, WASM_ZERO)); |
| |
| EXPECT_FAILURE( |
| v_i, WASM_BLOCK(WASM_ZERO, WASM_ZERO, WASM_ZERO, WASM_ZERO, WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockType) { |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(l_l, WASM_BLOCK_L(WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(f_f, WASM_BLOCK_F(WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(d_d, WASM_BLOCK_D(WASM_GET_LOCAL(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockType_fail) { |
| EXPECT_FAILURE(i_i, WASM_BLOCK_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(i_i, WASM_BLOCK_F(WASM_F32(0.0))); |
| EXPECT_FAILURE(i_i, WASM_BLOCK_D(WASM_F64(1.1))); |
| |
| EXPECT_FAILURE(l_l, WASM_BLOCK_I(WASM_ZERO)); |
| EXPECT_FAILURE(l_l, WASM_BLOCK_F(WASM_F32(0.0))); |
| EXPECT_FAILURE(l_l, WASM_BLOCK_D(WASM_F64(1.1))); |
| |
| EXPECT_FAILURE(f_ff, WASM_BLOCK_I(WASM_ZERO)); |
| EXPECT_FAILURE(f_ff, WASM_BLOCK_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(f_ff, WASM_BLOCK_D(WASM_F64(1.1))); |
| |
| EXPECT_FAILURE(d_dd, WASM_BLOCK_I(WASM_ZERO)); |
| EXPECT_FAILURE(d_dd, WASM_BLOCK_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(d_dd, WASM_BLOCK_F(WASM_F32(0.0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockF32) { |
| static const byte code[] = {WASM_BLOCK_F(kExprF32Const, 0, 0, 0, 0)}; |
| EXPECT_VERIFIES_C(f_ff, code); |
| EXPECT_FAILURE_C(i_i, code); |
| EXPECT_FAILURE_C(d_dd, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockN_off_end) { |
| byte code[] = {WASM_BLOCK(kExprNop, kExprNop, kExprNop, kExprNop)}; |
| EXPECT_VERIFIES_C(v_v, code); |
| for (size_t i = 1; i < arraysize(code); i++) { |
| Verify(false, sigs.v_v(), code, code + i, kAppendEnd); |
| Verify(false, sigs.v_v(), code, code + i, kOmitEnd); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block2_continue) { |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_NOP, WASM_BR(0))); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_NOP, WASM_BR(1))); |
| EXPECT_FAILURE(v_v, WASM_LOOP(WASM_NOP, WASM_BR(2))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block3_continue) { |
| EXPECT_VERIFIES(v_v, B1(WASM_LOOP(WASM_NOP, WASM_BR(0)))); |
| EXPECT_VERIFIES(v_v, B1(WASM_LOOP(WASM_NOP, WASM_BR(1)))); |
| EXPECT_VERIFIES(v_v, B1(WASM_LOOP(WASM_NOP, WASM_BR(2)))); |
| EXPECT_FAILURE(v_v, B1(WASM_LOOP(WASM_NOP, WASM_BR(3)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, NestedBlock_return) { |
| EXPECT_VERIFIES(i_i, B1(B1(WASM_RETURN1(WASM_ZERO))), WASM_ZERO); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockBrBinop) { |
| EXPECT_VERIFIES(i_i, WASM_I32_AND(WASM_BLOCK_I(WASM_BRV(0, WASM_I32V_1(1))), |
| WASM_I32V_1(2))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_empty1) { |
| EXPECT_VERIFIES(v_v, WASM_ZERO, WASM_IF_OP, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_empty2) { |
| EXPECT_VERIFIES(v_v, WASM_ZERO, WASM_IF_OP, kExprElse, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_empty3) { |
| EXPECT_VERIFIES(v_v, WASM_ZERO, WASM_IF_OP, WASM_NOP, kExprElse, kExprEnd); |
| EXPECT_FAILURE(v_v, WASM_ZERO, WASM_IF_OP, WASM_ZERO, kExprElse, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_empty4) { |
| EXPECT_VERIFIES(v_v, WASM_ZERO, WASM_IF_OP, kExprElse, WASM_NOP, kExprEnd); |
| EXPECT_FAILURE(v_v, WASM_ZERO, WASM_IF_OP, kExprElse, WASM_ZERO, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_empty_stack) { |
| byte code[] = {kExprIf}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_incomplete1) { |
| byte code[] = {kExprI32Const, 0, kExprIf}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_incomplete2) { |
| byte code[] = {kExprI32Const, 0, kExprIf, kExprNop}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_else_else) { |
| byte code[] = {kExprI32Const, 0, WASM_IF_OP, kExprElse, kExprElse, kExprEnd}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfEmpty) { |
| EXPECT_VERIFIES(v_i, kExprGetLocal, 0, WASM_IF_OP, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfSet) { |
| EXPECT_VERIFIES(v_i, |
| WASM_IF(WASM_GET_LOCAL(0), WASM_SET_LOCAL(0, WASM_ZERO))); |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), |
| WASM_SET_LOCAL(0, WASM_ZERO), WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfElseEmpty) { |
| EXPECT_VERIFIES(v_i, WASM_GET_LOCAL(0), WASM_IF_OP, kExprElse, kExprEnd); |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfElseUnreachable1) { |
| EXPECT_VERIFIES(i_i, WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_UNREACHABLE, |
| WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(i_i, WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), |
| WASM_UNREACHABLE)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfElseUnreachable2) { |
| static const byte code[] = { |
| WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_UNREACHABLE, WASM_GET_LOCAL(0))}; |
| |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType types[] = {kWasmI32, kValueTypes[i]}; |
| FunctionSig sig(1, 1, types); |
| |
| if (kValueTypes[i] == kWasmI32) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfBreak) { |
| EXPECT_VERIFIES(v_i, WASM_IF(WASM_GET_LOCAL(0), WASM_BR(0))); |
| EXPECT_VERIFIES(v_i, WASM_IF(WASM_GET_LOCAL(0), WASM_BR(1))); |
| EXPECT_FAILURE(v_i, WASM_IF(WASM_GET_LOCAL(0), WASM_BR(2))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfElseBreak) { |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_BR(0))); |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_BR(1))); |
| EXPECT_FAILURE(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_BR(2))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Block_else) { |
| byte code[] = {kExprI32Const, 0, kExprBlock, kExprElse, kExprEnd}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfNop) { |
| EXPECT_VERIFIES(v_i, WASM_IF(WASM_GET_LOCAL(0), WASM_NOP)); |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_end) { |
| EXPECT_VERIFIES(v_i, kExprGetLocal, 0, WASM_IF_OP, kExprEnd); |
| EXPECT_FAILURE(v_i, kExprGetLocal, 0, WASM_IF_OP, kExprEnd, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_falloff1) { |
| EXPECT_FAILURE(v_i, kExprGetLocal, 0, kExprIf); |
| EXPECT_FAILURE(v_i, kExprGetLocal, 0, WASM_IF_OP); |
| EXPECT_FAILURE(v_i, kExprGetLocal, 0, WASM_IF_OP, kExprNop, kExprElse); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfElseNop) { |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), |
| WASM_SET_LOCAL(0, WASM_ZERO), WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfBlock1) { |
| EXPECT_VERIFIES( |
| v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), B1(WASM_SET_LOCAL(0, WASM_ZERO)), |
| WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfBlock1b) { |
| EXPECT_VERIFIES(v_i, |
| WASM_IF(WASM_GET_LOCAL(0), B1(WASM_SET_LOCAL(0, WASM_ZERO)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfBlock2a) { |
| EXPECT_VERIFIES(v_i, |
| WASM_IF(WASM_GET_LOCAL(0), B2(WASM_SET_LOCAL(0, WASM_ZERO), |
| WASM_SET_LOCAL(0, WASM_ZERO)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfBlock2b) { |
| EXPECT_VERIFIES( |
| v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), B2(WASM_SET_LOCAL(0, WASM_ZERO), |
| WASM_SET_LOCAL(0, WASM_ZERO)), |
| WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfElseSet) { |
| EXPECT_VERIFIES(v_i, |
| WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_SET_LOCAL(0, WASM_ZERO), |
| WASM_SET_LOCAL(0, WASM_I32V_1(1)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop0) { |
| EXPECT_VERIFIES(v_v, WASM_LOOP_OP, kExprEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop1) { |
| static const byte code[] = {WASM_LOOP(WASM_SET_LOCAL(0, WASM_ZERO))}; |
| EXPECT_VERIFIES_C(v_i, code); |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(f_ff, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop2) { |
| EXPECT_VERIFIES(v_i, WASM_LOOP(WASM_SET_LOCAL(0, WASM_ZERO), |
| WASM_SET_LOCAL(0, WASM_ZERO))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop1_continue) { |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_BR(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop1_break) { |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_BR(1))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop2_continue) { |
| EXPECT_VERIFIES(v_i, WASM_LOOP(WASM_SET_LOCAL(0, WASM_ZERO), WASM_BR(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop2_break) { |
| EXPECT_VERIFIES(v_i, WASM_LOOP(WASM_SET_LOCAL(0, WASM_ZERO), WASM_BR(1))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, InfiniteLoop1) { |
| EXPECT_VERIFIES(i_i, WASM_LOOP(WASM_BR(0)), WASM_ZERO); |
| EXPECT_VERIFIES(i_i, WASM_LOOP(WASM_BR(0)), WASM_ZERO); |
| EXPECT_VERIFIES(i_i, WASM_LOOP_I(WASM_BRV(1, WASM_ZERO))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, InfiniteLoop2) { |
| EXPECT_FAILURE(i_i, WASM_LOOP(WASM_BR(0), WASM_ZERO), WASM_ZERO); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Loop2_unreachable) { |
| EXPECT_VERIFIES(i_i, WASM_LOOP_I(WASM_BR(0), WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoopType) { |
| EXPECT_VERIFIES(i_i, WASM_LOOP_I(WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(l_l, WASM_LOOP_L(WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(f_f, WASM_LOOP_F(WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(d_d, WASM_LOOP_D(WASM_GET_LOCAL(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoopType_void) { |
| EXPECT_FAILURE(v_v, WASM_LOOP_I(WASM_ZERO)); |
| EXPECT_FAILURE(v_v, WASM_LOOP_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(v_v, WASM_LOOP_F(WASM_F32(0.0))); |
| EXPECT_FAILURE(v_v, WASM_LOOP_D(WASM_F64(1.1))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoopType_fail) { |
| EXPECT_FAILURE(i_i, WASM_LOOP_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(i_i, WASM_LOOP_F(WASM_F32(0.0))); |
| EXPECT_FAILURE(i_i, WASM_LOOP_D(WASM_F64(1.1))); |
| |
| EXPECT_FAILURE(l_l, WASM_LOOP_I(WASM_ZERO)); |
| EXPECT_FAILURE(l_l, WASM_LOOP_F(WASM_F32(0.0))); |
| EXPECT_FAILURE(l_l, WASM_LOOP_D(WASM_F64(1.1))); |
| |
| EXPECT_FAILURE(f_ff, WASM_LOOP_I(WASM_ZERO)); |
| EXPECT_FAILURE(f_ff, WASM_LOOP_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(f_ff, WASM_LOOP_D(WASM_F64(1.1))); |
| |
| EXPECT_FAILURE(d_dd, WASM_LOOP_I(WASM_ZERO)); |
| EXPECT_FAILURE(d_dd, WASM_LOOP_L(WASM_I64V_1(0))); |
| EXPECT_FAILURE(d_dd, WASM_LOOP_F(WASM_F32(0.0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, ReturnVoid1) { |
| static const byte code[] = {kExprNop}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| EXPECT_FAILURE_C(i_f, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, ReturnVoid2) { |
| static const byte code[] = {WASM_BLOCK(WASM_BR(0))}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| EXPECT_FAILURE_C(i_f, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, ReturnVoid3) { |
| EXPECT_FAILURE(v_v, kExprI32Const, 0); |
| EXPECT_FAILURE(v_v, kExprI64Const, 0); |
| EXPECT_FAILURE(v_v, kExprF32Const, 0, 0, 0, 0); |
| EXPECT_FAILURE(v_v, kExprF64Const, 0, 0, 0, 0, 0, 0, 0, 0); |
| |
| EXPECT_FAILURE(v_i, kExprGetLocal, 0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Unreachable1) { |
| EXPECT_VERIFIES(v_v, WASM_UNREACHABLE); |
| EXPECT_VERIFIES(v_v, WASM_UNREACHABLE, WASM_UNREACHABLE); |
| EXPECT_VERIFIES(i_i, WASM_UNREACHABLE, WASM_ZERO); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Unreachable2) { |
| EXPECT_FAILURE(v_v, B2(WASM_UNREACHABLE, WASM_ZERO)); |
| EXPECT_FAILURE(v_v, B2(WASM_BR(0), WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, UnreachableLoop1) { |
| EXPECT_FAILURE(v_v, WASM_LOOP(WASM_UNREACHABLE, WASM_ZERO)); |
| EXPECT_FAILURE(v_v, WASM_LOOP(WASM_BR(0), WASM_ZERO)); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_UNREACHABLE, WASM_NOP)); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_BR(0), WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Unreachable_binop1) { |
| EXPECT_VERIFIES(i_i, WASM_I32_AND(WASM_ZERO, WASM_UNREACHABLE)); |
| EXPECT_VERIFIES(i_i, WASM_I32_AND(WASM_UNREACHABLE, WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Unreachable_binop2) { |
| EXPECT_VERIFIES(i_i, WASM_I32_AND(WASM_F32(0.0), WASM_UNREACHABLE)); |
| EXPECT_FAILURE(i_i, WASM_I32_AND(WASM_UNREACHABLE, WASM_F32(0.0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Unreachable_select1) { |
| EXPECT_VERIFIES(i_i, WASM_SELECT(WASM_UNREACHABLE, WASM_ZERO, WASM_ZERO)); |
| EXPECT_VERIFIES(i_i, WASM_SELECT(WASM_ZERO, WASM_UNREACHABLE, WASM_ZERO)); |
| EXPECT_VERIFIES(i_i, WASM_SELECT(WASM_ZERO, WASM_ZERO, WASM_UNREACHABLE)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Unreachable_select2) { |
| EXPECT_VERIFIES(i_i, WASM_SELECT(WASM_F32(0.0), WASM_UNREACHABLE, WASM_ZERO)); |
| EXPECT_FAILURE(i_i, WASM_SELECT(WASM_UNREACHABLE, WASM_F32(0.0), WASM_ZERO)); |
| EXPECT_FAILURE(i_i, WASM_SELECT(WASM_UNREACHABLE, WASM_ZERO, WASM_F32(0.0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If1) { |
| EXPECT_VERIFIES( |
| i_i, WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_I32V_1(9), WASM_I32V_1(8))); |
| EXPECT_VERIFIES(i_i, WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_I32V_1(9), |
| WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES(i_i, WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), |
| WASM_I32V_1(8))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_off_end) { |
| static const byte kCode[] = { |
| WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), WASM_GET_LOCAL(0))}; |
| for (size_t len = 3; len < arraysize(kCode); len++) { |
| Verify(false, sigs.i_i(), kCode, kCode + len, kAppendEnd); |
| Verify(false, sigs.i_i(), kCode, kCode + len, kOmitEnd); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_type1) { |
| // float|double ? 1 : 2 |
| static const byte kCode[] = { |
| WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_I32V_1(0), WASM_I32V_1(2))}; |
| EXPECT_VERIFIES_C(i_i, kCode); |
| EXPECT_FAILURE_C(i_f, kCode); |
| EXPECT_FAILURE_C(i_d, kCode); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_type2) { |
| // 1 ? float|double : 2 |
| static const byte kCode[] = { |
| WASM_IF_ELSE_I(WASM_I32V_1(1), WASM_GET_LOCAL(0), WASM_I32V_1(1))}; |
| EXPECT_VERIFIES_C(i_i, kCode); |
| EXPECT_FAILURE_C(i_f, kCode); |
| EXPECT_FAILURE_C(i_d, kCode); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_type3) { |
| // stmt ? 0 : 1 |
| static const byte kCode[] = { |
| WASM_IF_ELSE_I(WASM_NOP, WASM_I32V_1(0), WASM_I32V_1(1))}; |
| EXPECT_FAILURE_C(i_i, kCode); |
| EXPECT_FAILURE_C(i_f, kCode); |
| EXPECT_FAILURE_C(i_d, kCode); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_type4) { |
| // 0 ? stmt : 1 |
| static const byte kCode[] = { |
| WASM_IF_ELSE_I(WASM_GET_LOCAL(0), WASM_NOP, WASM_I32V_1(1))}; |
| EXPECT_FAILURE_C(i_i, kCode); |
| EXPECT_FAILURE_C(i_f, kCode); |
| EXPECT_FAILURE_C(i_d, kCode); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, If_type5) { |
| // 0 ? 1 : stmt |
| static const byte kCode[] = { |
| WASM_IF_ELSE_I(WASM_ZERO, WASM_I32V_1(1), WASM_NOP)}; |
| EXPECT_FAILURE_C(i_i, kCode); |
| EXPECT_FAILURE_C(i_f, kCode); |
| EXPECT_FAILURE_C(i_d, kCode); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int64Local_param) { |
| EXPECT_VERIFIES_C(l_l, kCodeGetLocal0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int64Locals) { |
| for (byte i = 1; i < 8; i++) { |
| AddLocals(kWasmI64, 1); |
| for (byte j = 0; j < i; j++) { |
| EXPECT_VERIFIES(l_v, WASM_GET_LOCAL(j)); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Binops) { |
| TestBinop(kExprI32Add, sigs.i_ii()); |
| TestBinop(kExprI32Sub, sigs.i_ii()); |
| TestBinop(kExprI32Mul, sigs.i_ii()); |
| TestBinop(kExprI32DivS, sigs.i_ii()); |
| TestBinop(kExprI32DivU, sigs.i_ii()); |
| TestBinop(kExprI32RemS, sigs.i_ii()); |
| TestBinop(kExprI32RemU, sigs.i_ii()); |
| TestBinop(kExprI32And, sigs.i_ii()); |
| TestBinop(kExprI32Ior, sigs.i_ii()); |
| TestBinop(kExprI32Xor, sigs.i_ii()); |
| TestBinop(kExprI32Shl, sigs.i_ii()); |
| TestBinop(kExprI32ShrU, sigs.i_ii()); |
| TestBinop(kExprI32ShrS, sigs.i_ii()); |
| TestBinop(kExprI32Eq, sigs.i_ii()); |
| TestBinop(kExprI32LtS, sigs.i_ii()); |
| TestBinop(kExprI32LeS, sigs.i_ii()); |
| TestBinop(kExprI32LtU, sigs.i_ii()); |
| TestBinop(kExprI32LeU, sigs.i_ii()); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, DoubleBinops) { |
| TestBinop(kExprF64Add, sigs.d_dd()); |
| TestBinop(kExprF64Sub, sigs.d_dd()); |
| TestBinop(kExprF64Mul, sigs.d_dd()); |
| TestBinop(kExprF64Div, sigs.d_dd()); |
| |
| TestBinop(kExprF64Eq, sigs.i_dd()); |
| TestBinop(kExprF64Lt, sigs.i_dd()); |
| TestBinop(kExprF64Le, sigs.i_dd()); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, FloatBinops) { |
| TestBinop(kExprF32Add, sigs.f_ff()); |
| TestBinop(kExprF32Sub, sigs.f_ff()); |
| TestBinop(kExprF32Mul, sigs.f_ff()); |
| TestBinop(kExprF32Div, sigs.f_ff()); |
| |
| TestBinop(kExprF32Eq, sigs.i_ff()); |
| TestBinop(kExprF32Lt, sigs.i_ff()); |
| TestBinop(kExprF32Le, sigs.i_ff()); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, TypeConversions) { |
| TestUnop(kExprI32SConvertF32, kWasmI32, kWasmF32); |
| TestUnop(kExprI32SConvertF64, kWasmI32, kWasmF64); |
| TestUnop(kExprI32UConvertF32, kWasmI32, kWasmF32); |
| TestUnop(kExprI32UConvertF64, kWasmI32, kWasmF64); |
| TestUnop(kExprF64SConvertI32, kWasmF64, kWasmI32); |
| TestUnop(kExprF64UConvertI32, kWasmF64, kWasmI32); |
| TestUnop(kExprF64ConvertF32, kWasmF64, kWasmF32); |
| TestUnop(kExprF32SConvertI32, kWasmF32, kWasmI32); |
| TestUnop(kExprF32UConvertI32, kWasmF32, kWasmI32); |
| TestUnop(kExprF32ConvertF64, kWasmF32, kWasmF64); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MacrosStmt) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| EXPECT_VERIFIES(v_i, WASM_SET_LOCAL(0, WASM_I32V_3(87348))); |
| EXPECT_VERIFIES(v_i, WASM_STORE_MEM(MachineType::Int32(), WASM_I32V_1(24), |
| WASM_I32V_1(40))); |
| EXPECT_VERIFIES(v_i, WASM_IF(WASM_GET_LOCAL(0), WASM_NOP)); |
| EXPECT_VERIFIES(v_i, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_NOP)); |
| EXPECT_VERIFIES(v_v, WASM_NOP); |
| EXPECT_VERIFIES(v_v, B1(WASM_NOP)); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_NOP)); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_BR(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MacrosContinue) { |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_CONTINUE(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MacrosVariadic) { |
| EXPECT_VERIFIES(v_v, B2(WASM_NOP, WASM_NOP)); |
| EXPECT_VERIFIES(v_v, B3(WASM_NOP, WASM_NOP, WASM_NOP)); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_NOP, WASM_NOP)); |
| EXPECT_VERIFIES(v_v, WASM_LOOP(WASM_NOP, WASM_NOP, WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MacrosNestedBlocks) { |
| EXPECT_VERIFIES(v_v, B2(WASM_NOP, B2(WASM_NOP, WASM_NOP))); |
| EXPECT_VERIFIES(v_v, B3(WASM_NOP, // -- |
| B2(WASM_NOP, WASM_NOP), // -- |
| B2(WASM_NOP, WASM_NOP))); // -- |
| EXPECT_VERIFIES(v_v, B1(B1(B2(WASM_NOP, WASM_NOP)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultipleReturn) { |
| static ValueType kIntTypes5[] = {kWasmI32, kWasmI32, kWasmI32, kWasmI32, |
| kWasmI32}; |
| FunctionSig sig_ii_v(2, 0, kIntTypes5); |
| EXPECT_VERIFIES_S(&sig_ii_v, WASM_RETURNN(2, WASM_ZERO, WASM_ONE)); |
| EXPECT_FAILURE_S(&sig_ii_v, WASM_RETURNN(1, WASM_ZERO)); |
| |
| FunctionSig sig_iii_v(3, 0, kIntTypes5); |
| EXPECT_VERIFIES_S(&sig_iii_v, |
| WASM_RETURNN(3, WASM_ZERO, WASM_ONE, WASM_I32V_1(44))); |
| EXPECT_FAILURE_S(&sig_iii_v, WASM_RETURNN(2, WASM_ZERO, WASM_ONE)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultipleReturn_fallthru) { |
| static ValueType kIntTypes5[] = {kWasmI32, kWasmI32, kWasmI32, kWasmI32, |
| kWasmI32}; |
| FunctionSig sig_ii_v(2, 0, kIntTypes5); |
| |
| EXPECT_VERIFIES_S(&sig_ii_v, WASM_ZERO, WASM_ONE); |
| EXPECT_FAILURE_S(&sig_ii_v, WASM_ZERO); |
| |
| FunctionSig sig_iii_v(3, 0, kIntTypes5); |
| EXPECT_VERIFIES_S(&sig_iii_v, WASM_ZERO, WASM_ONE, WASM_I32V_1(44)); |
| EXPECT_FAILURE_S(&sig_iii_v, WASM_ZERO, WASM_ONE); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MacrosInt32) { |
| EXPECT_VERIFIES(i_i, WASM_I32_ADD(WASM_GET_LOCAL(0), WASM_I32V_1(12))); |
| EXPECT_VERIFIES(i_i, WASM_I32_SUB(WASM_GET_LOCAL(0), WASM_I32V_1(13))); |
| EXPECT_VERIFIES(i_i, WASM_I32_MUL(WASM_GET_LOCAL(0), WASM_I32V_1(14))); |
| EXPECT_VERIFIES(i_i, WASM_I32_DIVS(WASM_GET_LOCAL(0), WASM_I32V_1(15))); |
| EXPECT_VERIFIES(i_i, WASM_I32_DIVU(WASM_GET_LOCAL(0), WASM_I32V_1(16))); |
| EXPECT_VERIFIES(i_i, WASM_I32_REMS(WASM_GET_LOCAL(0), WASM_I32V_1(17))); |
| EXPECT_VERIFIES(i_i, WASM_I32_REMU(WASM_GET_LOCAL(0), WASM_I32V_1(18))); |
| EXPECT_VERIFIES(i_i, WASM_I32_AND(WASM_GET_LOCAL(0), WASM_I32V_1(19))); |
| EXPECT_VERIFIES(i_i, WASM_I32_IOR(WASM_GET_LOCAL(0), WASM_I32V_1(20))); |
| EXPECT_VERIFIES(i_i, WASM_I32_XOR(WASM_GET_LOCAL(0), WASM_I32V_1(21))); |
| EXPECT_VERIFIES(i_i, WASM_I32_SHL(WASM_GET_LOCAL(0), WASM_I32V_1(22))); |
| EXPECT_VERIFIES(i_i, WASM_I32_SHR(WASM_GET_LOCAL(0), WASM_I32V_1(23))); |
| EXPECT_VERIFIES(i_i, WASM_I32_SAR(WASM_GET_LOCAL(0), WASM_I32V_1(24))); |
| EXPECT_VERIFIES(i_i, WASM_I32_ROR(WASM_GET_LOCAL(0), WASM_I32V_1(24))); |
| EXPECT_VERIFIES(i_i, WASM_I32_ROL(WASM_GET_LOCAL(0), WASM_I32V_1(24))); |
| EXPECT_VERIFIES(i_i, WASM_I32_EQ(WASM_GET_LOCAL(0), WASM_I32V_1(25))); |
| EXPECT_VERIFIES(i_i, WASM_I32_NE(WASM_GET_LOCAL(0), WASM_I32V_1(25))); |
| |
| EXPECT_VERIFIES(i_i, WASM_I32_LTS(WASM_GET_LOCAL(0), WASM_I32V_1(26))); |
| EXPECT_VERIFIES(i_i, WASM_I32_LES(WASM_GET_LOCAL(0), WASM_I32V_1(27))); |
| EXPECT_VERIFIES(i_i, WASM_I32_LTU(WASM_GET_LOCAL(0), WASM_I32V_1(28))); |
| EXPECT_VERIFIES(i_i, WASM_I32_LEU(WASM_GET_LOCAL(0), WASM_I32V_1(29))); |
| |
| EXPECT_VERIFIES(i_i, WASM_I32_GTS(WASM_GET_LOCAL(0), WASM_I32V_1(26))); |
| EXPECT_VERIFIES(i_i, WASM_I32_GES(WASM_GET_LOCAL(0), WASM_I32V_1(27))); |
| EXPECT_VERIFIES(i_i, WASM_I32_GTU(WASM_GET_LOCAL(0), WASM_I32V_1(28))); |
| EXPECT_VERIFIES(i_i, WASM_I32_GEU(WASM_GET_LOCAL(0), WASM_I32V_1(29))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MacrosInt64) { |
| EXPECT_VERIFIES(l_ll, WASM_I64_ADD(WASM_GET_LOCAL(0), WASM_I64V_1(12))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_SUB(WASM_GET_LOCAL(0), WASM_I64V_1(13))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_MUL(WASM_GET_LOCAL(0), WASM_I64V_1(14))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_I64V_1(15))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_I64V_1(16))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_REMS(WASM_GET_LOCAL(0), WASM_I64V_1(17))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_REMU(WASM_GET_LOCAL(0), WASM_I64V_1(18))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_AND(WASM_GET_LOCAL(0), WASM_I64V_1(19))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_IOR(WASM_GET_LOCAL(0), WASM_I64V_1(20))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_XOR(WASM_GET_LOCAL(0), WASM_I64V_1(21))); |
| |
| EXPECT_VERIFIES(l_ll, WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_I64V_1(22))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_I64V_1(23))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_I64V_1(24))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_ROR(WASM_GET_LOCAL(0), WASM_I64V_1(24))); |
| EXPECT_VERIFIES(l_ll, WASM_I64_ROL(WASM_GET_LOCAL(0), WASM_I64V_1(24))); |
| |
| EXPECT_VERIFIES(i_ll, WASM_I64_LTS(WASM_GET_LOCAL(0), WASM_I64V_1(26))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_LES(WASM_GET_LOCAL(0), WASM_I64V_1(27))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_LTU(WASM_GET_LOCAL(0), WASM_I64V_1(28))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_LEU(WASM_GET_LOCAL(0), WASM_I64V_1(29))); |
| |
| EXPECT_VERIFIES(i_ll, WASM_I64_GTS(WASM_GET_LOCAL(0), WASM_I64V_1(26))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_GES(WASM_GET_LOCAL(0), WASM_I64V_1(27))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_GTU(WASM_GET_LOCAL(0), WASM_I64V_1(28))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_GEU(WASM_GET_LOCAL(0), WASM_I64V_1(29))); |
| |
| EXPECT_VERIFIES(i_ll, WASM_I64_EQ(WASM_GET_LOCAL(0), WASM_I64V_1(25))); |
| EXPECT_VERIFIES(i_ll, WASM_I64_NE(WASM_GET_LOCAL(0), WASM_I64V_1(25))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AllSimpleExpressions) { |
| // Test all simple expressions which are described by a signature. |
| #define DECODE_TEST(name, opcode, sig) \ |
| { \ |
| FunctionSig* sig = WasmOpcodes::Signature(kExpr##name); \ |
| if (sig->parameter_count() == 1) { \ |
| TestUnop(kExpr##name, sig); \ |
| } else { \ |
| TestBinop(kExpr##name, sig); \ |
| } \ |
| } |
| |
| FOREACH_SIMPLE_OPCODE(DECODE_TEST); |
| |
| #undef DECODE_TEST |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MemorySize) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| byte code[] = {kExprMemorySize, 0}; |
| EXPECT_VERIFIES_C(i_i, code); |
| EXPECT_FAILURE_C(f_ff, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoadMemOffset) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (int offset = 0; offset < 128; offset += 7) { |
| byte code[] = {kExprI32Const, 0, kExprI32LoadMem, ZERO_ALIGNMENT, |
| static_cast<byte>(offset)}; |
| EXPECT_VERIFIES_C(i_i, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoadMemAlignment) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| struct { |
| WasmOpcode instruction; |
| uint32_t maximum_aligment; |
| } values[] = { |
| {kExprI32LoadMem8U, 0}, // -- |
| {kExprI32LoadMem8S, 0}, // -- |
| {kExprI32LoadMem16U, 1}, // -- |
| {kExprI32LoadMem16S, 1}, // -- |
| {kExprI64LoadMem8U, 0}, // -- |
| {kExprI64LoadMem8S, 0}, // -- |
| {kExprI64LoadMem16U, 1}, // -- |
| {kExprI64LoadMem16S, 1}, // -- |
| {kExprI64LoadMem32U, 2}, // -- |
| {kExprI64LoadMem32S, 2}, // -- |
| {kExprI32LoadMem, 2}, // -- |
| {kExprI64LoadMem, 3}, // -- |
| {kExprF32LoadMem, 2}, // -- |
| {kExprF64LoadMem, 3}, // -- |
| }; |
| |
| for (size_t i = 0; i < arraysize(values); i++) { |
| for (byte alignment = 0; alignment <= 4; alignment++) { |
| byte code[] = {WASM_ZERO, static_cast<byte>(values[i].instruction), |
| alignment, ZERO_OFFSET, WASM_DROP}; |
| if (static_cast<uint32_t>(alignment) <= values[i].maximum_aligment) { |
| EXPECT_VERIFIES_C(v_i, code); |
| } else { |
| EXPECT_FAILURE_C(v_i, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, StoreMemOffset) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (byte offset = 0; offset < 128; offset += 7) { |
| byte code[] = {WASM_STORE_MEM_OFFSET(MachineType::Int32(), offset, |
| WASM_ZERO, WASM_ZERO)}; |
| EXPECT_VERIFIES_C(v_i, code); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, StoreMemOffset_void) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| EXPECT_FAILURE(i_i, WASM_STORE_MEM_OFFSET(MachineType::Int32(), 0, WASM_ZERO, |
| WASM_ZERO)); |
| } |
| |
| #define BYTE0(x) ((x)&0x7F) |
| #define BYTE1(x) ((x >> 7) & 0x7F) |
| #define BYTE2(x) ((x >> 14) & 0x7F) |
| #define BYTE3(x) ((x >> 21) & 0x7F) |
| |
| #define VARINT1(x) BYTE0(x) |
| #define VARINT2(x) BYTE0(x) | 0x80, BYTE1(x) |
| #define VARINT3(x) BYTE0(x) | 0x80, BYTE1(x) | 0x80, BYTE2(x) |
| #define VARINT4(x) BYTE0(x) | 0x80, BYTE1(x) | 0x80, BYTE2(x) | 0x80, BYTE3(x) |
| |
| TEST_F(FunctionBodyDecoderTest, LoadMemOffset_varint) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| EXPECT_VERIFIES(i_i, WASM_ZERO, kExprI32LoadMem, ZERO_ALIGNMENT, |
| VARINT1(0x45)); |
| EXPECT_VERIFIES(i_i, WASM_ZERO, kExprI32LoadMem, ZERO_ALIGNMENT, |
| VARINT2(0x3999)); |
| EXPECT_VERIFIES(i_i, WASM_ZERO, kExprI32LoadMem, ZERO_ALIGNMENT, |
| VARINT3(0x344445)); |
| EXPECT_VERIFIES(i_i, WASM_ZERO, kExprI32LoadMem, ZERO_ALIGNMENT, |
| VARINT4(0x36666667)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, StoreMemOffset_varint) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| EXPECT_VERIFIES(v_i, WASM_ZERO, WASM_ZERO, kExprI32StoreMem, ZERO_ALIGNMENT, |
| VARINT1(0x33)); |
| EXPECT_VERIFIES(v_i, WASM_ZERO, WASM_ZERO, kExprI32StoreMem, ZERO_ALIGNMENT, |
| VARINT2(0x1111)); |
| EXPECT_VERIFIES(v_i, WASM_ZERO, WASM_ZERO, kExprI32StoreMem, ZERO_ALIGNMENT, |
| VARINT3(0x222222)); |
| EXPECT_VERIFIES(v_i, WASM_ZERO, WASM_ZERO, kExprI32StoreMem, ZERO_ALIGNMENT, |
| VARINT4(0x44444444)); |
| } |
| |
| #undef BYTE0 |
| #undef BYTE1 |
| #undef BYTE2 |
| #undef BYTE3 |
| |
| #undef VARINT1 |
| #undef VARINT2 |
| #undef VARINT3 |
| #undef VARINT4 |
| |
| TEST_F(FunctionBodyDecoderTest, AllLoadMemCombinations) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType local_type = kValueTypes[i]; |
| for (size_t j = 0; j < arraysize(machineTypes); j++) { |
| MachineType mem_type = machineTypes[j]; |
| byte code[] = {WASM_LOAD_MEM(mem_type, WASM_ZERO)}; |
| FunctionSig sig(1, 0, &local_type); |
| if (local_type == WasmOpcodes::ValueTypeFor(mem_type)) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AllStoreMemCombinations) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType local_type = kValueTypes[i]; |
| for (size_t j = 0; j < arraysize(machineTypes); j++) { |
| MachineType mem_type = machineTypes[j]; |
| byte code[] = {WASM_STORE_MEM(mem_type, WASM_ZERO, WASM_GET_LOCAL(0))}; |
| FunctionSig sig(0, 1, &local_type); |
| if (local_type == WasmOpcodes::ValueTypeFor(mem_type)) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, SimpleCalls) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddFunction(sigs.i_v()); |
| builder.AddFunction(sigs.i_i()); |
| builder.AddFunction(sigs.i_ii()); |
| |
| EXPECT_VERIFIES_S(sig, WASM_CALL_FUNCTION0(0)); |
| EXPECT_VERIFIES_S(sig, WASM_CALL_FUNCTION(1, WASM_I32V_1(27))); |
| EXPECT_VERIFIES_S(sig, |
| WASM_CALL_FUNCTION(2, WASM_I32V_1(37), WASM_I32V_2(77))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, CallsWithTooFewArguments) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddFunction(sigs.i_i()); |
| builder.AddFunction(sigs.i_ii()); |
| builder.AddFunction(sigs.f_ff()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION0(0)); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(1, WASM_ZERO)); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(2, WASM_GET_LOCAL(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, CallsWithMismatchedSigs2) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddFunction(sigs.i_i()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(0, WASM_I64V_1(17))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(0, WASM_F32(17.1))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(0, WASM_F64(17.1))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, CallsWithMismatchedSigs3) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddFunction(sigs.i_f()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(0, WASM_I32V_1(17))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(0, WASM_I64V_1(27))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(0, WASM_F64(37.2))); |
| |
| builder.AddFunction(sigs.i_d()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(1, WASM_I32V_1(16))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(1, WASM_I64V_1(16))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(1, WASM_F32(17.6))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultiReturn) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| ValueType storage[] = {kWasmI32, kWasmI32}; |
| FunctionSig sig_ii_v(2, 0, storage); |
| FunctionSig sig_v_ii(0, 2, storage); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddFunction(&sig_v_ii); |
| builder.AddFunction(&sig_ii_v); |
| |
| EXPECT_VERIFIES_S(&sig_ii_v, WASM_CALL_FUNCTION0(1)); |
| EXPECT_VERIFIES(v_v, WASM_CALL_FUNCTION0(1), WASM_DROP, WASM_DROP); |
| EXPECT_VERIFIES(v_v, WASM_CALL_FUNCTION0(1), kExprCallFunction, 0); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultiReturnType) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| for (size_t a = 0; a < arraysize(kValueTypes); a++) { |
| for (size_t b = 0; b < arraysize(kValueTypes); b++) { |
| for (size_t c = 0; c < arraysize(kValueTypes); c++) { |
| for (size_t d = 0; d < arraysize(kValueTypes); d++) { |
| ValueType storage_ab[] = {kValueTypes[a], kValueTypes[b]}; |
| FunctionSig sig_ab_v(2, 0, storage_ab); |
| ValueType storage_cd[] = {kValueTypes[c], kValueTypes[d]}; |
| FunctionSig sig_cd_v(2, 0, storage_cd); |
| |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.AddFunction(&sig_cd_v); |
| |
| EXPECT_VERIFIES_S(&sig_cd_v, WASM_CALL_FUNCTION0(0)); |
| |
| if (a == c && b == d) { |
| EXPECT_VERIFIES_S(&sig_ab_v, WASM_CALL_FUNCTION0(0)); |
| } else { |
| EXPECT_FAILURE_S(&sig_ab_v, WASM_CALL_FUNCTION0(0)); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, SimpleIndirectCalls) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| builder.InitializeFunctionTable(); |
| module = builder.module(); |
| |
| byte f0 = builder.AddSignature(sigs.i_v()); |
| byte f1 = builder.AddSignature(sigs.i_i()); |
| byte f2 = builder.AddSignature(sigs.i_ii()); |
| |
| EXPECT_VERIFIES_S(sig, WASM_CALL_INDIRECT0(f0, WASM_ZERO)); |
| EXPECT_VERIFIES_S(sig, WASM_CALL_INDIRECT1(f1, WASM_ZERO, WASM_I32V_1(22))); |
| EXPECT_VERIFIES_S(sig, WASM_CALL_INDIRECT2(f2, WASM_ZERO, WASM_I32V_1(32), |
| WASM_I32V_2(72))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IndirectCallsOutOfBounds) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| builder.InitializeFunctionTable(); |
| module = builder.module(); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT0(0, WASM_ZERO)); |
| builder.AddSignature(sigs.i_v()); |
| EXPECT_VERIFIES_S(sig, WASM_CALL_INDIRECT0(0, WASM_ZERO)); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(1, WASM_ZERO, WASM_I32V_1(22))); |
| builder.AddSignature(sigs.i_i()); |
| EXPECT_VERIFIES_S(sig, WASM_CALL_INDIRECT1(1, WASM_ZERO, WASM_I32V_1(27))); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(2, WASM_ZERO, WASM_I32V_1(27))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IndirectCallsWithMismatchedSigs3) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| builder.InitializeFunctionTable(); |
| module = builder.module(); |
| |
| byte f0 = builder.AddFunction(sigs.i_f()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f0, WASM_ZERO, WASM_I32V_1(17))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f0, WASM_ZERO, WASM_I64V_1(27))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f0, WASM_ZERO, WASM_F64(37.2))); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT0(f0, WASM_I32V_1(17))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT0(f0, WASM_I64V_1(27))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT0(f0, WASM_F64(37.2))); |
| |
| byte f1 = builder.AddFunction(sigs.i_d()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f1, WASM_ZERO, WASM_I32V_1(16))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f1, WASM_ZERO, WASM_I64V_1(16))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f1, WASM_ZERO, WASM_F32(17.6))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IndirectCallsWithoutTableCrash) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| byte f0 = builder.AddSignature(sigs.i_v()); |
| byte f1 = builder.AddSignature(sigs.i_i()); |
| byte f2 = builder.AddSignature(sigs.i_ii()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT0(f0, WASM_ZERO)); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT1(f1, WASM_ZERO, WASM_I32V_1(22))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_INDIRECT2(f2, WASM_ZERO, WASM_I32V_1(32), |
| WASM_I32V_2(72))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IncompleteIndirectCall) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| builder.InitializeFunctionTable(); |
| module = builder.module(); |
| |
| static byte code[] = {kExprCallIndirect}; |
| Verify(false, sig, code, code + arraysize(code), kOmitEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IncompleteStore) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| builder.InitializeMemory(); |
| builder.InitializeFunctionTable(); |
| module = builder.module(); |
| |
| static byte code[] = {kExprI32StoreMem}; |
| Verify(false, sig, code, code + arraysize(code), kOmitEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IncompleteS8x16Shuffle) { |
| EXPERIMENTAL_FLAG_SCOPE(simd); |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| builder.InitializeMemory(); |
| builder.InitializeFunctionTable(); |
| module = builder.module(); |
| |
| static byte code[] = {kSimdPrefix, |
| static_cast<byte>(kExprS8x16Shuffle & 0xff)}; |
| Verify(false, sig, code, code + arraysize(code), kOmitEnd); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, SimpleImportCalls) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| byte f0 = builder.AddImport(sigs.i_v()); |
| byte f1 = builder.AddImport(sigs.i_i()); |
| byte f2 = builder.AddImport(sigs.i_ii()); |
| |
| EXPECT_VERIFIES_S(sig, WASM_CALL_FUNCTION0(f0)); |
| EXPECT_VERIFIES_S(sig, WASM_CALL_FUNCTION(f1, WASM_I32V_1(22))); |
| EXPECT_VERIFIES_S(sig, |
| WASM_CALL_FUNCTION(f2, WASM_I32V_1(32), WASM_I32V_2(72))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, ImportCallsWithMismatchedSigs3) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| byte f0 = builder.AddImport(sigs.i_f()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION0(f0)); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(f0, WASM_I32V_1(17))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(f0, WASM_I64V_1(27))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(f0, WASM_F64(37.2))); |
| |
| byte f1 = builder.AddImport(sigs.i_d()); |
| |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION0(f1)); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(f1, WASM_I32V_1(16))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(f1, WASM_I64V_1(16))); |
| EXPECT_FAILURE_S(sig, WASM_CALL_FUNCTION(f1, WASM_F32(17.6))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Globals) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddGlobal(kWasmI32); |
| |
| EXPECT_VERIFIES_S(sig, WASM_GET_GLOBAL(0)); |
| EXPECT_FAILURE_S(sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0))); |
| EXPECT_VERIFIES_S(sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0)), WASM_ZERO); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, ImmutableGlobal) { |
| FunctionSig* sig = sigs.v_v(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| uint32_t g0 = builder.AddGlobal(kWasmI32, true); |
| uint32_t g1 = builder.AddGlobal(kWasmI32, false); |
| |
| EXPECT_VERIFIES_S(sig, WASM_SET_GLOBAL(g0, WASM_ZERO)); |
| EXPECT_FAILURE_S(sig, WASM_SET_GLOBAL(g1, WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int32Globals_fail) { |
| FunctionSig* sig = sigs.i_i(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddGlobal(kWasmI64); |
| builder.AddGlobal(kWasmI64); |
| builder.AddGlobal(kWasmF32); |
| builder.AddGlobal(kWasmF64); |
| |
| EXPECT_FAILURE_S(sig, WASM_GET_GLOBAL(0)); |
| EXPECT_FAILURE_S(sig, WASM_GET_GLOBAL(1)); |
| EXPECT_FAILURE_S(sig, WASM_GET_GLOBAL(2)); |
| EXPECT_FAILURE_S(sig, WASM_GET_GLOBAL(3)); |
| |
| EXPECT_FAILURE_S(sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0)), WASM_ZERO); |
| EXPECT_FAILURE_S(sig, WASM_SET_GLOBAL(1, WASM_GET_LOCAL(0)), WASM_ZERO); |
| EXPECT_FAILURE_S(sig, WASM_SET_GLOBAL(2, WASM_GET_LOCAL(0)), WASM_ZERO); |
| EXPECT_FAILURE_S(sig, WASM_SET_GLOBAL(3, WASM_GET_LOCAL(0)), WASM_ZERO); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Int64Globals) { |
| FunctionSig* sig = sigs.l_l(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddGlobal(kWasmI64); |
| builder.AddGlobal(kWasmI64); |
| |
| EXPECT_VERIFIES_S(sig, WASM_GET_GLOBAL(0)); |
| EXPECT_VERIFIES_S(sig, WASM_GET_GLOBAL(1)); |
| |
| EXPECT_VERIFIES_S(sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0)), |
| WASM_GET_LOCAL(0)); |
| EXPECT_VERIFIES_S(sig, WASM_SET_GLOBAL(1, WASM_GET_LOCAL(0)), |
| WASM_GET_LOCAL(0)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Float32Globals) { |
| FunctionSig* sig = sigs.f_ff(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddGlobal(kWasmF32); |
| |
| EXPECT_VERIFIES_S(sig, WASM_GET_GLOBAL(0)); |
| EXPECT_VERIFIES_S(sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0)), |
| WASM_GET_LOCAL(0)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Float64Globals) { |
| FunctionSig* sig = sigs.d_dd(); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddGlobal(kWasmF64); |
| |
| EXPECT_VERIFIES_S(sig, WASM_GET_GLOBAL(0)); |
| EXPECT_VERIFIES_S(sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0)), |
| WASM_GET_LOCAL(0)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AllGetGlobalCombinations) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType local_type = kValueTypes[i]; |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType global_type = kValueTypes[j]; |
| FunctionSig sig(1, 0, &local_type); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.AddGlobal(global_type); |
| if (local_type == global_type) { |
| EXPECT_VERIFIES_S(&sig, WASM_GET_GLOBAL(0)); |
| } else { |
| EXPECT_FAILURE_S(&sig, WASM_GET_GLOBAL(0)); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AllSetGlobalCombinations) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType local_type = kValueTypes[i]; |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType global_type = kValueTypes[j]; |
| FunctionSig sig(0, 1, &local_type); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.AddGlobal(global_type); |
| if (local_type == global_type) { |
| EXPECT_VERIFIES_S(&sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0))); |
| } else { |
| EXPECT_FAILURE_S(&sig, WASM_SET_GLOBAL(0, WASM_GET_LOCAL(0))); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, WasmGrowMemory) { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| |
| byte code[] = {WASM_GET_LOCAL(0), kExprGrowMemory, 0}; |
| EXPECT_VERIFIES_C(i_i, code); |
| EXPECT_FAILURE_C(i_d, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AsmJsGrowMemory) { |
| TestModuleBuilder builder(kAsmJsOrigin); |
| module = builder.module(); |
| builder.InitializeMemory(); |
| |
| byte code[] = {WASM_GET_LOCAL(0), kExprGrowMemory, 0}; |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AsmJsBinOpsCheckOrigin) { |
| ValueType float32int32float32[] = {kWasmF32, kWasmI32, kWasmF32}; |
| FunctionSig sig_f_if(1, 2, float32int32float32); |
| ValueType float64int32float64[] = {kWasmF64, kWasmI32, kWasmF64}; |
| FunctionSig sig_d_id(1, 2, float64int32float64); |
| struct { |
| WasmOpcode op; |
| FunctionSig* sig; |
| } AsmJsBinOps[] = { |
| {kExprF64Atan2, sigs.d_dd()}, |
| {kExprF64Pow, sigs.d_dd()}, |
| {kExprF64Mod, sigs.d_dd()}, |
| {kExprI32AsmjsDivS, sigs.i_ii()}, |
| {kExprI32AsmjsDivU, sigs.i_ii()}, |
| {kExprI32AsmjsRemS, sigs.i_ii()}, |
| {kExprI32AsmjsRemU, sigs.i_ii()}, |
| {kExprI32AsmjsStoreMem8, sigs.i_ii()}, |
| {kExprI32AsmjsStoreMem16, sigs.i_ii()}, |
| {kExprI32AsmjsStoreMem, sigs.i_ii()}, |
| {kExprF32AsmjsStoreMem, &sig_f_if}, |
| {kExprF64AsmjsStoreMem, &sig_d_id}, |
| }; |
| |
| { |
| TestModuleBuilder builder(kAsmJsOrigin); |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (size_t i = 0; i < arraysize(AsmJsBinOps); i++) { |
| TestBinop(AsmJsBinOps[i].op, AsmJsBinOps[i].sig); |
| } |
| } |
| |
| { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (size_t i = 0; i < arraysize(AsmJsBinOps); i++) { |
| byte code[] = { |
| WASM_BINOP(AsmJsBinOps[i].op, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))}; |
| EXPECT_FAILURE_SC(AsmJsBinOps[i].sig, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, AsmJsUnOpsCheckOrigin) { |
| ValueType float32int32[] = {kWasmF32, kWasmI32}; |
| FunctionSig sig_f_i(1, 1, float32int32); |
| ValueType float64int32[] = {kWasmF64, kWasmI32}; |
| FunctionSig sig_d_i(1, 1, float64int32); |
| struct { |
| WasmOpcode op; |
| FunctionSig* sig; |
| } AsmJsUnOps[] = {{kExprF64Acos, sigs.d_d()}, |
| {kExprF64Asin, sigs.d_d()}, |
| {kExprF64Atan, sigs.d_d()}, |
| {kExprF64Cos, sigs.d_d()}, |
| {kExprF64Sin, sigs.d_d()}, |
| {kExprF64Tan, sigs.d_d()}, |
| {kExprF64Exp, sigs.d_d()}, |
| {kExprF64Log, sigs.d_d()}, |
| {kExprI32AsmjsLoadMem8S, sigs.i_i()}, |
| {kExprI32AsmjsLoadMem8U, sigs.i_i()}, |
| {kExprI32AsmjsLoadMem16S, sigs.i_i()}, |
| {kExprI32AsmjsLoadMem16U, sigs.i_i()}, |
| {kExprI32AsmjsLoadMem, sigs.i_i()}, |
| {kExprF32AsmjsLoadMem, &sig_f_i}, |
| {kExprF64AsmjsLoadMem, &sig_d_i}, |
| {kExprI32AsmjsSConvertF32, sigs.i_f()}, |
| {kExprI32AsmjsUConvertF32, sigs.i_f()}, |
| {kExprI32AsmjsSConvertF64, sigs.i_d()}, |
| {kExprI32AsmjsUConvertF64, sigs.i_d()}}; |
| { |
| TestModuleBuilder builder(kAsmJsOrigin); |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (size_t i = 0; i < arraysize(AsmJsUnOps); i++) { |
| TestUnop(AsmJsUnOps[i].op, AsmJsUnOps[i].sig); |
| } |
| } |
| |
| { |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.InitializeMemory(); |
| for (size_t i = 0; i < arraysize(AsmJsUnOps); i++) { |
| byte code[] = {WASM_UNOP(AsmJsUnOps[i].op, WASM_GET_LOCAL(0))}; |
| EXPECT_FAILURE_SC(AsmJsUnOps[i].sig, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakEnd) { |
| EXPECT_VERIFIES( |
| i_i, WASM_BLOCK_I(WASM_I32_ADD(WASM_BRV(0, WASM_ZERO), WASM_ZERO))); |
| EXPECT_VERIFIES( |
| i_i, WASM_BLOCK_I(WASM_I32_ADD(WASM_ZERO, WASM_BRV(0, WASM_ZERO)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakIfBinop) { |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_I32_ADD( |
| WASM_BRV_IF(0, WASM_ZERO, WASM_ZERO), WASM_ZERO))); |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_I32_ADD( |
| WASM_ZERO, WASM_BRV_IF(0, WASM_ZERO, WASM_ZERO)))); |
| EXPECT_VERIFIES_S( |
| sigs.f_ff(), |
| WASM_BLOCK_F(WASM_F32_ABS(WASM_BRV_IF(0, WASM_F32(0.0f), WASM_ZERO)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakIfBinop_fail) { |
| EXPECT_FAILURE_S( |
| sigs.f_ff(), |
| WASM_BLOCK_F(WASM_F32_ABS(WASM_BRV_IF(0, WASM_ZERO, WASM_ZERO)))); |
| EXPECT_FAILURE_S( |
| sigs.i_i(), |
| WASM_BLOCK_I(WASM_F32_ABS(WASM_BRV_IF(0, WASM_F32(0.0f), WASM_ZERO)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakIfUnrNarrow) { |
| EXPECT_FAILURE_S( |
| sigs.f_ff(), |
| WASM_BLOCK_I(WASM_BRV_IF(0, WASM_UNREACHABLE, WASM_UNREACHABLE), |
| WASM_RETURN0), |
| WASM_F32(0.0)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakNesting1) { |
| for (int i = 0; i < 5; i++) { |
| // (block[2] (loop[2] (if (get p) break[N]) (set p 1)) p) |
| byte code[] = {WASM_BLOCK_I( |
| WASM_LOOP(WASM_IF(WASM_GET_LOCAL(0), WASM_BRV(i + 1, WASM_ZERO)), |
| WASM_SET_LOCAL(0, WASM_I32V_1(1))), |
| WASM_ZERO)}; |
| if (i < 3) { |
| EXPECT_VERIFIES_C(i_i, code); |
| } else { |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakNesting2) { |
| for (int i = 0; i < 7; i++) { |
| byte code[] = {B1(WASM_LOOP(WASM_IF(WASM_ZERO, WASM_BR(i)), WASM_NOP))}; |
| if (i <= 3) { |
| EXPECT_VERIFIES_C(v_v, code); |
| } else { |
| EXPECT_FAILURE_C(v_v, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakNesting3) { |
| for (int i = 0; i < 7; i++) { |
| // (block[1] (loop[1] (block[1] (if 0 break[N]) |
| byte code[] = { |
| WASM_BLOCK(WASM_LOOP(B1(WASM_IF(WASM_ZERO, WASM_BR(i + 1)))))}; |
| if (i < 4) { |
| EXPECT_VERIFIES_C(v_v, code); |
| } else { |
| EXPECT_FAILURE_C(v_v, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreaksWithMultipleTypes) { |
| EXPECT_FAILURE(i_i, B2(WASM_BRV_IF_ZERO(0, WASM_I32V_1(7)), WASM_F32(7.7))); |
| |
| EXPECT_FAILURE(i_i, B2(WASM_BRV_IF_ZERO(0, WASM_I32V_1(7)), |
| WASM_BRV_IF_ZERO(0, WASM_F32(7.7)))); |
| EXPECT_FAILURE(i_i, B3(WASM_BRV_IF_ZERO(0, WASM_I32V_1(8)), |
| WASM_BRV_IF_ZERO(0, WASM_I32V_1(0)), |
| WASM_BRV_IF_ZERO(0, WASM_F32(7.7)))); |
| EXPECT_FAILURE(i_i, B3(WASM_BRV_IF_ZERO(0, WASM_I32V_1(9)), |
| WASM_BRV_IF_ZERO(0, WASM_F32(7.7)), |
| WASM_BRV_IF_ZERO(0, WASM_I32V_1(11)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakNesting_6_levels) { |
| for (int mask = 0; mask < 64; mask++) { |
| for (int i = 0; i < 14; i++) { |
| byte code[] = {WASM_BLOCK(WASM_BLOCK( |
| WASM_BLOCK(WASM_BLOCK(WASM_BLOCK(WASM_BLOCK(WASM_BR(i)))))))}; |
| |
| int depth = 6; |
| int m = mask; |
| for (size_t pos = 0; pos < sizeof(code) - 1; pos++) { |
| if (code[pos] != kExprBlock) continue; |
| if (m & 1) { |
| code[pos] = kExprLoop; |
| code[pos + 1] = kLocalVoid; |
| } |
| m >>= 1; |
| } |
| |
| if (i <= depth) { |
| EXPECT_VERIFIES_C(v_v, code); |
| } else { |
| EXPECT_FAILURE_C(v_v, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Break_TypeCheck) { |
| FunctionSig* sigarray[] = {sigs.i_i(), sigs.l_l(), sigs.f_ff(), sigs.d_dd()}; |
| for (size_t i = 0; i < arraysize(sigarray); i++) { |
| FunctionSig* sig = sigarray[i]; |
| // unify X and X => OK |
| byte code[] = {WASM_BLOCK_T( |
| sig->GetReturn(), WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(0))), |
| WASM_GET_LOCAL(0))}; |
| EXPECT_VERIFIES_SC(sig, code); |
| } |
| |
| // unify i32 and f32 => fail |
| EXPECT_FAILURE(i_i, WASM_BLOCK_I(WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_ZERO)), |
| WASM_F32(1.2))); |
| |
| // unify f64 and f64 => OK |
| EXPECT_VERIFIES( |
| d_dd, WASM_BLOCK_D(WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(0))), |
| WASM_F64(1.2))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Break_TypeCheckAll1) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType storage[] = {kValueTypes[i], kValueTypes[i], kValueTypes[j]}; |
| FunctionSig sig(1, 2, storage); |
| byte code[] = {WASM_BLOCK_T( |
| sig.GetReturn(), WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(0))), |
| WASM_GET_LOCAL(1))}; |
| |
| if (i == j) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Break_TypeCheckAll2) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType storage[] = {kValueTypes[i], kValueTypes[i], kValueTypes[j]}; |
| FunctionSig sig(1, 2, storage); |
| byte code[] = {WASM_IF_ELSE_T(sig.GetReturn(0), WASM_ZERO, |
| WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)), |
| WASM_GET_LOCAL(1))}; |
| |
| if (i == j) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Break_TypeCheckAll3) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType storage[] = {kValueTypes[i], kValueTypes[i], kValueTypes[j]}; |
| FunctionSig sig(1, 2, storage); |
| byte code[] = {WASM_IF_ELSE_T(sig.GetReturn(), WASM_ZERO, |
| WASM_GET_LOCAL(1), |
| WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))}; |
| |
| if (i == j) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Break_Unify) { |
| for (int which = 0; which < 2; which++) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType type = kValueTypes[i]; |
| ValueType storage[] = {kWasmI32, kWasmI32, type}; |
| FunctionSig sig(1, 2, storage); |
| |
| byte code1[] = {WASM_BLOCK_T( |
| type, WASM_IF(WASM_ZERO, WASM_BRV(1, WASM_GET_LOCAL(which))), |
| WASM_GET_LOCAL(which ^ 1))}; |
| |
| if (type == kWasmI32) { |
| EXPECT_VERIFIES_SC(&sig, code1); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code1); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakIf_cond_type) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType types[] = {kValueTypes[i], kValueTypes[i], kValueTypes[j]}; |
| FunctionSig sig(1, 2, types); |
| byte code[] = {WASM_BLOCK_T( |
| types[0], WASM_BRV_IF(0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)))}; |
| |
| if (types[2] == kWasmI32) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakIf_val_type) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| for (size_t j = 0; j < arraysize(kValueTypes); j++) { |
| ValueType types[] = {kValueTypes[i], kValueTypes[i], kValueTypes[j], |
| kWasmI32}; |
| FunctionSig sig(1, 3, types); |
| byte code[] = {WASM_BLOCK_T( |
| types[1], WASM_BRV_IF(0, WASM_GET_LOCAL(1), WASM_GET_LOCAL(2)), |
| WASM_DROP, WASM_GET_LOCAL(0))}; |
| |
| if (i == j) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BreakIf_Unify) { |
| for (int which = 0; which < 2; which++) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType type = kValueTypes[i]; |
| ValueType storage[] = {kWasmI32, kWasmI32, type}; |
| FunctionSig sig(1, 2, storage); |
| byte code[] = {WASM_BLOCK_I(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(which)), |
| WASM_DROP, WASM_GET_LOCAL(which ^ 1))}; |
| |
| if (type == kWasmI32) { |
| EXPECT_VERIFIES_SC(&sig, code); |
| } else { |
| EXPECT_FAILURE_SC(&sig, code); |
| } |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable0) { |
| static byte code[] = {kExprBrTable, 0, BR_TARGET(0)}; |
| EXPECT_FAILURE_C(v_v, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable0b) { |
| static byte code[] = {kExprI32Const, 11, kExprBrTable, 0, BR_TARGET(0)}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable0c) { |
| static byte code[] = {kExprI32Const, 11, kExprBrTable, 0, BR_TARGET(1)}; |
| EXPECT_FAILURE_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable1a) { |
| static byte code[] = {B1(WASM_BR_TABLE(WASM_I32V_2(67), 0, BR_TARGET(0)))}; |
| EXPECT_VERIFIES_C(v_v, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable1b) { |
| static byte code[] = {B1(WASM_BR_TABLE(WASM_ZERO, 0, BR_TARGET(0)))}; |
| EXPECT_VERIFIES_C(v_v, code); |
| EXPECT_FAILURE_C(i_i, code); |
| EXPECT_FAILURE_C(f_ff, code); |
| EXPECT_FAILURE_C(d_dd, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable2a) { |
| static byte code[] = { |
| B1(WASM_BR_TABLE(WASM_I32V_2(67), 1, BR_TARGET(0), BR_TARGET(0)))}; |
| EXPECT_VERIFIES_C(v_v, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable2b) { |
| static byte code[] = {WASM_BLOCK(WASM_BLOCK( |
| WASM_BR_TABLE(WASM_I32V_2(67), 1, BR_TARGET(0), BR_TARGET(1))))}; |
| EXPECT_VERIFIES_C(v_v, code); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_off_end) { |
| static byte code[] = {B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 0, BR_TARGET(0)))}; |
| for (size_t len = 1; len < sizeof(code); len++) { |
| Verify(false, sigs.i_i(), code, code + len, kAppendEnd); |
| Verify(false, sigs.i_i(), code, code + len, kOmitEnd); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_invalid_br1) { |
| for (int depth = 0; depth < 4; depth++) { |
| byte code[] = {B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 0, BR_TARGET(depth)))}; |
| if (depth <= 1) { |
| EXPECT_VERIFIES_C(v_i, code); |
| } else { |
| EXPECT_FAILURE_C(v_i, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_invalid_br2) { |
| for (int depth = 0; depth < 7; depth++) { |
| byte code[] = { |
| WASM_LOOP(WASM_BR_TABLE(WASM_GET_LOCAL(0), 0, BR_TARGET(depth)))}; |
| if (depth < 2) { |
| EXPECT_VERIFIES_C(v_i, code); |
| } else { |
| EXPECT_FAILURE_C(v_i, code); |
| } |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_arity_mismatch1) { |
| EXPECT_FAILURE( |
| v_v, |
| WASM_BLOCK(WASM_BLOCK_I( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_arity_mismatch2) { |
| EXPECT_FAILURE( |
| v_v, |
| WASM_BLOCK_I(WASM_BLOCK( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_arity_mismatch_loop1) { |
| EXPECT_FAILURE( |
| v_v, |
| WASM_LOOP(WASM_BLOCK_I( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_arity_mismatch_loop2) { |
| EXPECT_FAILURE( |
| v_v, |
| WASM_BLOCK_I(WASM_LOOP( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_loop_block) { |
| EXPECT_VERIFIES( |
| v_v, |
| WASM_LOOP(WASM_BLOCK( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_block_loop) { |
| EXPECT_VERIFIES( |
| v_v, |
| WASM_LOOP(WASM_BLOCK( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_type_mismatch1) { |
| EXPECT_FAILURE( |
| v_v, |
| WASM_BLOCK_I(WASM_BLOCK_F( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_type_mismatch2) { |
| EXPECT_FAILURE( |
| v_v, |
| WASM_BLOCK_F(WASM_BLOCK_I( |
| WASM_ONE, WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrTable_type_mismatch_unreachable) { |
| EXPECT_FAILURE(v_v, |
| WASM_BLOCK_F(WASM_BLOCK_I( |
| WASM_UNREACHABLE, |
| WASM_BR_TABLE(WASM_ONE, 1, BR_TARGET(0), BR_TARGET(1))))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrUnreachable1) { |
| EXPECT_VERIFIES(v_i, WASM_GET_LOCAL(0), kExprBrTable, 0, BR_TARGET(0)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrUnreachable2) { |
| EXPECT_VERIFIES(v_i, WASM_GET_LOCAL(0), kExprBrTable, 0, BR_TARGET(0), |
| WASM_NOP); |
| EXPECT_FAILURE(v_i, WASM_GET_LOCAL(0), kExprBrTable, 0, BR_TARGET(0), |
| WASM_ZERO); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Brv1) { |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_BRV(0, WASM_ZERO))); |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_LOOP_I(WASM_BRV(2, WASM_ZERO)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Brv1_type) { |
| EXPECT_VERIFIES(i_ii, WASM_BLOCK_I(WASM_BRV(0, WASM_GET_LOCAL(0)))); |
| EXPECT_VERIFIES(l_ll, WASM_BLOCK_L(WASM_BRV(0, WASM_GET_LOCAL(0)))); |
| EXPECT_VERIFIES(f_ff, WASM_BLOCK_F(WASM_BRV(0, WASM_GET_LOCAL(0)))); |
| EXPECT_VERIFIES(d_dd, WASM_BLOCK_D(WASM_BRV(0, WASM_GET_LOCAL(0)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Brv1_type_n) { |
| EXPECT_FAILURE(i_f, WASM_BLOCK_I(WASM_BRV(0, WASM_GET_LOCAL(0)))); |
| EXPECT_FAILURE(i_d, WASM_BLOCK_I(WASM_BRV(0, WASM_GET_LOCAL(0)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrvIf1) { |
| EXPECT_VERIFIES(i_v, WASM_BLOCK_I(WASM_BRV_IF_ZERO(0, WASM_ZERO))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrvIf1_type) { |
| EXPECT_VERIFIES(i_i, WASM_BLOCK_I(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))); |
| EXPECT_VERIFIES(l_l, WASM_BLOCK_L(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))); |
| EXPECT_VERIFIES(f_ff, WASM_BLOCK_F(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))); |
| EXPECT_VERIFIES(d_dd, WASM_BLOCK_D(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BrvIf1_type_n) { |
| EXPECT_FAILURE(i_f, WASM_BLOCK_I(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))); |
| EXPECT_FAILURE(i_d, WASM_BLOCK_I(WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0)))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Select) { |
| EXPECT_VERIFIES(i_i, |
| WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), WASM_ZERO)); |
| EXPECT_VERIFIES(f_ff, WASM_SELECT(WASM_F32(0.0), WASM_F32(0.0), WASM_ZERO)); |
| EXPECT_VERIFIES(d_dd, WASM_SELECT(WASM_F64(0.0), WASM_F64(0.0), WASM_ZERO)); |
| EXPECT_VERIFIES(l_l, WASM_SELECT(WASM_I64V_1(0), WASM_I64V_1(0), WASM_ZERO)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Select_fail1) { |
| EXPECT_FAILURE( |
| i_i, WASM_SELECT(WASM_F32(0.0), WASM_GET_LOCAL(0), WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE( |
| i_i, WASM_SELECT(WASM_GET_LOCAL(0), WASM_F32(0.0), WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE( |
| i_i, WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), WASM_F32(0.0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Select_fail2) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType type = kValueTypes[i]; |
| if (type == kWasmI32) continue; |
| |
| ValueType types[] = {type, kWasmI32, type}; |
| FunctionSig sig(1, 2, types); |
| |
| EXPECT_VERIFIES_S(&sig, WASM_SELECT(WASM_GET_LOCAL(1), WASM_GET_LOCAL(1), |
| WASM_GET_LOCAL(0))); |
| |
| EXPECT_FAILURE_S(&sig, WASM_SELECT(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(0))); |
| |
| EXPECT_FAILURE_S(&sig, WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_GET_LOCAL(0))); |
| |
| EXPECT_FAILURE_S(&sig, WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(1))); |
| } |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Select_TypeCheck) { |
| EXPECT_FAILURE( |
| i_i, WASM_SELECT(WASM_F32(9.9), WASM_GET_LOCAL(0), WASM_GET_LOCAL(0))); |
| |
| EXPECT_FAILURE( |
| i_i, WASM_SELECT(WASM_GET_LOCAL(0), WASM_F64(0.25), WASM_GET_LOCAL(0))); |
| |
| EXPECT_FAILURE(i_i, |
| WASM_SELECT(WASM_F32(9.9), WASM_GET_LOCAL(0), WASM_I64V_1(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Throw) { |
| EXPERIMENTAL_FLAG_SCOPE(eh); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddException(sigs.v_v()); |
| builder.AddException(sigs.v_i()); |
| AddLocals(kWasmI32, 1); |
| |
| EXPECT_VERIFIES(v_v, kExprThrow, 0); |
| |
| // exception index out of range. |
| EXPECT_FAILURE(v_v, kExprThrow, 2); |
| |
| EXPECT_VERIFIES(v_v, WASM_I32V(0), kExprThrow, 1); |
| |
| // TODO(kschimpf): Add more tests. |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, ThrowUnreachable) { |
| // TODO(titzer): unreachable code after throw should validate. |
| EXPERIMENTAL_FLAG_SCOPE(eh); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| |
| builder.AddException(sigs.v_v()); |
| builder.AddException(sigs.v_i()); |
| AddLocals(kWasmI32, 1); |
| EXPECT_VERIFIES(i_i, kExprThrow, 0, WASM_GET_LOCAL(0)); |
| |
| // TODO(kschimpf): Add more (block-level) tests of unreachable to see |
| // if they validate. |
| } |
| |
| #define WASM_TRY_OP kExprTry, kLocalVoid |
| #define WASM_CATCH(index) kExprCatch, static_cast<byte>(index) |
| |
| TEST_F(FunctionBodyDecoderTest, TryCatch) { |
| EXPERIMENTAL_FLAG_SCOPE(eh); |
| |
| TestModuleBuilder builder; |
| module = builder.module(); |
| builder.AddException(sigs.v_v()); |
| builder.AddException(sigs.v_v()); |
| |
| // TODO(kschimpf): Need to fix catch to use declared exception. |
| EXPECT_VERIFIES(v_v, WASM_TRY_OP, WASM_CATCH(0), kExprEnd); |
| |
| // Missing catch. |
| EXPECT_FAILURE(v_v, WASM_TRY_OP, kExprEnd); |
| |
| // Missing end. |
| EXPECT_FAILURE(v_i, WASM_TRY_OP, WASM_CATCH(0)); |
| |
| // Double catch. |
| // TODO(kschimpf): Fix this to verify. |
| EXPECT_FAILURE(v_i, WASM_TRY_OP, WASM_CATCH(0), WASM_CATCH(1), kExprEnd); |
| } |
| |
| #undef WASM_TRY_OP |
| #undef WASM_CATCH |
| |
| TEST_F(FunctionBodyDecoderTest, MultiValBlock1) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f0 = builder.AddSignature(sigs.ii_v()); |
| EXPECT_VERIFIES(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_NOP), kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0)), kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_GET_LOCAL(0)), |
| kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| kExprF32Add); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultiValBlock2) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f0 = builder.AddSignature(sigs.ii_v()); |
| EXPECT_VERIFIES(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_NOP), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0)), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_GET_LOCAL(0)), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_F32_ADD(WASM_NOP, WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultiValBlockBr) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f0 = builder.AddSignature(sigs.ii_v()); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), WASM_BR(0)), |
| kExprI32Add); |
| EXPECT_VERIFIES(i_ii, WASM_BLOCK_X(f0, WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(1), WASM_BR(0)), |
| kExprI32Add); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultiValLoop1) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f0 = builder.AddSignature(sigs.ii_v()); |
| EXPECT_VERIFIES(i_ii, WASM_LOOP_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_LOOP_X(f0, WASM_NOP), kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_LOOP_X(f0, WASM_GET_LOCAL(0)), kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_LOOP_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_GET_LOCAL(0)), |
| kExprI32Add); |
| EXPECT_FAILURE(i_ii, WASM_LOOP_X(f0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| kExprF32Add); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, MultiValIf) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f0 = builder.AddSignature(sigs.ii_v()); |
| EXPECT_VERIFIES( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_SEQ(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0))), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), WASM_NOP, WASM_NOP), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_NOP, |
| WASM_SEQ(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0))), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_NOP), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0))), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_GET_LOCAL(1)), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(0)), |
| WASM_SEQ(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(0))), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), |
| WASM_GET_LOCAL(0)), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_SEQ(WASM_GET_LOCAL(1), WASM_GET_LOCAL(1), |
| WASM_GET_LOCAL(1))), |
| kExprI32Add); |
| EXPECT_FAILURE( |
| i_ii, WASM_IF_ELSE_X(f0, WASM_GET_LOCAL(0), |
| WASM_SEQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), |
| WASM_SEQ(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0))), |
| kExprF32Add); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, BlockParam) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f1 = builder.AddSignature(sigs.i_i()); |
| byte f2 = builder.AddSignature(sigs.i_ii()); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_BLOCK_X(f1, WASM_GET_LOCAL(1), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_BLOCK_X(f2, WASM_I32_ADD(WASM_NOP, WASM_NOP))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_BLOCK_X(f1, WASM_NOP), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f1, WASM_NOP), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_BLOCK_X(f1, WASM_GET_LOCAL(0)), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_GET_LOCAL(0), |
| WASM_BLOCK_X(f2, WASM_I32_ADD(WASM_NOP, WASM_NOP)), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_GET_LOCAL(0), |
| WASM_BLOCK_X(f1, WASM_F32_NEG(WASM_NOP)), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoopParam) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f1 = builder.AddSignature(sigs.i_i()); |
| byte f2 = builder.AddSignature(sigs.i_ii()); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f1, WASM_GET_LOCAL(1), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_LOOP_X(f2, WASM_I32_ADD(WASM_NOP, WASM_NOP))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_LOOP_X(f1, WASM_NOP), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_FAILURE(i_ii, WASM_LOOP_X(f1, WASM_NOP), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_LOOP_X(f1, WASM_GET_LOCAL(0)), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f2, WASM_I32_ADD(WASM_NOP, WASM_NOP)), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f1, WASM_F32_NEG(WASM_NOP)), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, LoopParamBr) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f1 = builder.AddSignature(sigs.i_i()); |
| byte f2 = builder.AddSignature(sigs.i_ii()); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f1, WASM_BR(0))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f1, WASM_BRV(0, WASM_GET_LOCAL(1)))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_LOOP_X(f2, WASM_BR(0))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f1, WASM_BLOCK_X(f1, WASM_BR(1)))); |
| EXPECT_FAILURE(i_ii, WASM_GET_LOCAL(0), |
| WASM_LOOP_X(f1, WASM_BLOCK(WASM_BR(1))), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| EXPECT_FAILURE(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_LOOP_X(f2, WASM_BLOCK_X(f1, WASM_BR(1))), |
| WASM_RETURN1(WASM_GET_LOCAL(0))); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, IfParam) { |
| EXPERIMENTAL_FLAG_SCOPE(mv); |
| TestModuleBuilder builder; |
| module = builder.module(); |
| byte f1 = builder.AddSignature(sigs.i_i()); |
| byte f2 = builder.AddSignature(sigs.i_ii()); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_IF_X(f1, WASM_GET_LOCAL(0), |
| WASM_I32_ADD(WASM_NOP, WASM_GET_LOCAL(1)))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), |
| WASM_IF_ELSE_X(f1, WASM_GET_LOCAL(0), |
| WASM_I32_ADD(WASM_NOP, WASM_GET_LOCAL(1)), |
| WASM_I32_EQZ(WASM_NOP))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_IF_ELSE_X(f2, WASM_GET_LOCAL(0), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP), |
| WASM_I32_MUL(WASM_NOP, WASM_NOP))); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_IF_X(f1, WASM_GET_LOCAL(0), WASM_NOP), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| EXPECT_VERIFIES(i_ii, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), |
| WASM_IF_ELSE_X(f1, WASM_GET_LOCAL(0), |
| WASM_NOP, WASM_I32_EQZ(WASM_NOP)), |
| WASM_I32_ADD(WASM_NOP, WASM_NOP)); |
| } |
| |
| TEST_F(FunctionBodyDecoderTest, Regression709741) { |
| AddLocals(kWasmI32, kV8MaxWasmFunctionLocals - 1); |
| EXPECT_VERIFIES(v_v, WASM_NOP); |
| byte code[] = {WASM_NOP}; |
| const byte* start = code; |
| const byte* end = code + sizeof(code); |
| PrepareBytecode(&start, &end, kAppendEnd); |
| |
| for (const byte* i = start; i < end; i++) { |
| DecodeResult result = |
| VerifyWasmCode(zone()->allocator(), nullptr, sigs.v_v(), start, i); |
| if (result.ok()) { |
| std::ostringstream str; |
| str << "Expected verification to fail"; |
| } |
| } |
| } |
| |
| class BranchTableIteratorTest : public TestWithZone { |
| public: |
| BranchTableIteratorTest() : TestWithZone() {} |
| void CheckBrTableSize(const byte* start, const byte* end) { |
| Decoder decoder(start, end); |
| BranchTableOperand<Decoder::kValidate> operand(&decoder, start); |
| BranchTableIterator<Decoder::kValidate> iterator(&decoder, operand); |
| EXPECT_EQ(end - start - 1u, iterator.length()); |
| EXPECT_TRUE(decoder.ok()); |
| } |
| void CheckBrTableError(const byte* start, const byte* end) { |
| Decoder decoder(start, end); |
| BranchTableOperand<Decoder::kValidate> operand(&decoder, start); |
| BranchTableIterator<Decoder::kValidate> iterator(&decoder, operand); |
| iterator.length(); |
| EXPECT_FALSE(decoder.ok()); |
| } |
| }; |
| |
| #define CHECK_BR_TABLE_LENGTH(...) \ |
| { \ |
| static byte code[] = {kExprBrTable, __VA_ARGS__}; \ |
| CheckBrTableSize(code, code + sizeof(code)); \ |
| } |
| |
| #define CHECK_BR_TABLE_ERROR(...) \ |
| { \ |
| static byte code[] = {kExprBrTable, __VA_ARGS__}; \ |
| CheckBrTableError(code, code + sizeof(code)); \ |
| } |
| |
| TEST_F(BranchTableIteratorTest, count0) { |
| CHECK_BR_TABLE_LENGTH(0, U32V_1(1)); |
| CHECK_BR_TABLE_LENGTH(0, U32V_2(200)); |
| CHECK_BR_TABLE_LENGTH(0, U32V_3(30000)); |
| CHECK_BR_TABLE_LENGTH(0, U32V_4(400000)); |
| |
| CHECK_BR_TABLE_LENGTH(0, U32V_1(2)); |
| CHECK_BR_TABLE_LENGTH(0, U32V_2(300)); |
| CHECK_BR_TABLE_LENGTH(0, U32V_3(40000)); |
| CHECK_BR_TABLE_LENGTH(0, U32V_4(500000)); |
| } |
| |
| TEST_F(BranchTableIteratorTest, count1) { |
| CHECK_BR_TABLE_LENGTH(1, U32V_1(1), U32V_1(6)); |
| CHECK_BR_TABLE_LENGTH(1, U32V_2(200), U32V_1(8)); |
| CHECK_BR_TABLE_LENGTH(1, U32V_3(30000), U32V_1(9)); |
| CHECK_BR_TABLE_LENGTH(1, U32V_4(400000), U32V_1(11)); |
| |
| CHECK_BR_TABLE_LENGTH(1, U32V_1(2), U32V_2(6)); |
| CHECK_BR_TABLE_LENGTH(1, U32V_2(300), U32V_2(7)); |
| CHECK_BR_TABLE_LENGTH(1, U32V_3(40000), U32V_2(8)); |
| CHECK_BR_TABLE_LENGTH(1, U32V_4(500000), U32V_2(9)); |
| } |
| |
| TEST_F(BranchTableIteratorTest, error0) { |
| CHECK_BR_TABLE_ERROR(0); |
| CHECK_BR_TABLE_ERROR(1, U32V_1(33)); |
| } |
| |
| #undef CHECK_BR_TABLE_LENGTH |
| #undef CHECK_BR_TABLE_ERROR |
| |
| class WasmOpcodeLengthTest : public TestWithZone { |
| public: |
| WasmOpcodeLengthTest() : TestWithZone() {} |
| }; |
| |
| #define EXPECT_LENGTH(expected, opcode) \ |
| { \ |
| static const byte code[] = {opcode, 0, 0, 0, 0, 0, 0, 0, 0}; \ |
| EXPECT_EQ(static_cast<unsigned>(expected), \ |
| OpcodeLength(code, code + sizeof(code))); \ |
| } |
| |
| #define EXPECT_LENGTH_N(expected, ...) \ |
| { \ |
| static const byte code[] = {__VA_ARGS__}; \ |
| EXPECT_EQ(static_cast<unsigned>(expected), \ |
| OpcodeLength(code, code + sizeof(code))); \ |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, Statements) { |
| EXPECT_LENGTH(1, kExprNop); |
| EXPECT_LENGTH(1, kExprElse); |
| EXPECT_LENGTH(1, kExprEnd); |
| EXPECT_LENGTH(1, kExprSelect); |
| EXPECT_LENGTH(2, kExprBr); |
| EXPECT_LENGTH(2, kExprBrIf); |
| EXPECT_LENGTH(2, kExprThrow); |
| EXPECT_LENGTH(2, kExprCatch); |
| EXPECT_LENGTH_N(2, kExprBlock, kLocalI32); |
| EXPECT_LENGTH_N(2, kExprLoop, kLocalI32); |
| EXPECT_LENGTH_N(2, kExprIf, kLocalI32); |
| EXPECT_LENGTH_N(2, kExprTry, kLocalI32); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, MiscExpressions) { |
| EXPECT_LENGTH(5, kExprF32Const); |
| EXPECT_LENGTH(9, kExprF64Const); |
| EXPECT_LENGTH(2, kExprGetLocal); |
| EXPECT_LENGTH(2, kExprSetLocal); |
| EXPECT_LENGTH(2, kExprGetGlobal); |
| EXPECT_LENGTH(2, kExprSetGlobal); |
| EXPECT_LENGTH(2, kExprCallFunction); |
| EXPECT_LENGTH(3, kExprCallIndirect); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, I32Const) { |
| EXPECT_LENGTH_N(2, kExprI32Const, U32V_1(1)); |
| EXPECT_LENGTH_N(3, kExprI32Const, U32V_2(999)); |
| EXPECT_LENGTH_N(4, kExprI32Const, U32V_3(9999)); |
| EXPECT_LENGTH_N(5, kExprI32Const, U32V_4(999999)); |
| EXPECT_LENGTH_N(6, kExprI32Const, U32V_5(99999999)); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, I64Const) { |
| EXPECT_LENGTH_N(2, kExprI64Const, U32V_1(1)); |
| EXPECT_LENGTH_N(3, kExprI64Const, U32V_2(99)); |
| EXPECT_LENGTH_N(4, kExprI64Const, U32V_3(9999)); |
| EXPECT_LENGTH_N(5, kExprI64Const, U32V_4(99999)); |
| EXPECT_LENGTH_N(6, kExprI64Const, U32V_5(9999999)); |
| EXPECT_LENGTH_N(7, WASM_I64V_6(777777)); |
| EXPECT_LENGTH_N(8, WASM_I64V_7(7777777)); |
| EXPECT_LENGTH_N(9, WASM_I64V_8(77777777)); |
| EXPECT_LENGTH_N(10, WASM_I64V_9(777777777)); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, VariableLength) { |
| EXPECT_LENGTH_N(2, kExprGetGlobal, U32V_1(1)); |
| EXPECT_LENGTH_N(3, kExprGetGlobal, U32V_2(33)); |
| EXPECT_LENGTH_N(4, kExprGetGlobal, U32V_3(44)); |
| EXPECT_LENGTH_N(5, kExprGetGlobal, U32V_4(66)); |
| EXPECT_LENGTH_N(6, kExprGetGlobal, U32V_5(77)); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, LoadsAndStores) { |
| EXPECT_LENGTH(3, kExprI32LoadMem8S); |
| EXPECT_LENGTH(3, kExprI32LoadMem8U); |
| EXPECT_LENGTH(3, kExprI32LoadMem16S); |
| EXPECT_LENGTH(3, kExprI32LoadMem16U); |
| EXPECT_LENGTH(3, kExprI32LoadMem); |
| EXPECT_LENGTH(3, kExprI64LoadMem8S); |
| EXPECT_LENGTH(3, kExprI64LoadMem8U); |
| EXPECT_LENGTH(3, kExprI64LoadMem16S); |
| EXPECT_LENGTH(3, kExprI64LoadMem16U); |
| EXPECT_LENGTH(3, kExprI64LoadMem32S); |
| EXPECT_LENGTH(3, kExprI64LoadMem32U); |
| EXPECT_LENGTH(3, kExprI64LoadMem); |
| EXPECT_LENGTH(3, kExprF32LoadMem); |
| EXPECT_LENGTH(3, kExprF64LoadMem); |
| |
| EXPECT_LENGTH(3, kExprI32StoreMem8); |
| EXPECT_LENGTH(3, kExprI32StoreMem16); |
| EXPECT_LENGTH(3, kExprI32StoreMem); |
| EXPECT_LENGTH(3, kExprI64StoreMem8); |
| EXPECT_LENGTH(3, kExprI64StoreMem16); |
| EXPECT_LENGTH(3, kExprI64StoreMem32); |
| EXPECT_LENGTH(3, kExprI64StoreMem); |
| EXPECT_LENGTH(3, kExprF32StoreMem); |
| EXPECT_LENGTH(3, kExprF64StoreMem); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, MiscMemExpressions) { |
| EXPECT_LENGTH(2, kExprMemorySize); |
| EXPECT_LENGTH(2, kExprGrowMemory); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, SimpleExpressions) { |
| EXPECT_LENGTH(1, kExprI32Add); |
| EXPECT_LENGTH(1, kExprI32Sub); |
| EXPECT_LENGTH(1, kExprI32Mul); |
| EXPECT_LENGTH(1, kExprI32DivS); |
| EXPECT_LENGTH(1, kExprI32DivU); |
| EXPECT_LENGTH(1, kExprI32RemS); |
| EXPECT_LENGTH(1, kExprI32RemU); |
| EXPECT_LENGTH(1, kExprI32And); |
| EXPECT_LENGTH(1, kExprI32Ior); |
| EXPECT_LENGTH(1, kExprI32Xor); |
| EXPECT_LENGTH(1, kExprI32Shl); |
| EXPECT_LENGTH(1, kExprI32ShrU); |
| EXPECT_LENGTH(1, kExprI32ShrS); |
| EXPECT_LENGTH(1, kExprI32Eq); |
| EXPECT_LENGTH(1, kExprI32Ne); |
| EXPECT_LENGTH(1, kExprI32LtS); |
| EXPECT_LENGTH(1, kExprI32LeS); |
| EXPECT_LENGTH(1, kExprI32LtU); |
| EXPECT_LENGTH(1, kExprI32LeU); |
| EXPECT_LENGTH(1, kExprI32GtS); |
| EXPECT_LENGTH(1, kExprI32GeS); |
| EXPECT_LENGTH(1, kExprI32GtU); |
| EXPECT_LENGTH(1, kExprI32GeU); |
| EXPECT_LENGTH(1, kExprI32Clz); |
| EXPECT_LENGTH(1, kExprI32Ctz); |
| EXPECT_LENGTH(1, kExprI32Popcnt); |
| EXPECT_LENGTH(1, kExprI32Eqz); |
| EXPECT_LENGTH(1, kExprI64Add); |
| EXPECT_LENGTH(1, kExprI64Sub); |
| EXPECT_LENGTH(1, kExprI64Mul); |
| EXPECT_LENGTH(1, kExprI64DivS); |
| EXPECT_LENGTH(1, kExprI64DivU); |
| EXPECT_LENGTH(1, kExprI64RemS); |
| EXPECT_LENGTH(1, kExprI64RemU); |
| EXPECT_LENGTH(1, kExprI64And); |
| EXPECT_LENGTH(1, kExprI64Ior); |
| EXPECT_LENGTH(1, kExprI64Xor); |
| EXPECT_LENGTH(1, kExprI64Shl); |
| EXPECT_LENGTH(1, kExprI64ShrU); |
| EXPECT_LENGTH(1, kExprI64ShrS); |
| EXPECT_LENGTH(1, kExprI64Eq); |
| EXPECT_LENGTH(1, kExprI64Ne); |
| EXPECT_LENGTH(1, kExprI64LtS); |
| EXPECT_LENGTH(1, kExprI64LeS); |
| EXPECT_LENGTH(1, kExprI64LtU); |
| EXPECT_LENGTH(1, kExprI64LeU); |
| EXPECT_LENGTH(1, kExprI64GtS); |
| EXPECT_LENGTH(1, kExprI64GeS); |
| EXPECT_LENGTH(1, kExprI64GtU); |
| EXPECT_LENGTH(1, kExprI64GeU); |
| EXPECT_LENGTH(1, kExprI64Clz); |
| EXPECT_LENGTH(1, kExprI64Ctz); |
| EXPECT_LENGTH(1, kExprI64Popcnt); |
| EXPECT_LENGTH(1, kExprF32Add); |
| EXPECT_LENGTH(1, kExprF32Sub); |
| EXPECT_LENGTH(1, kExprF32Mul); |
| EXPECT_LENGTH(1, kExprF32Div); |
| EXPECT_LENGTH(1, kExprF32Min); |
| EXPECT_LENGTH(1, kExprF32Max); |
| EXPECT_LENGTH(1, kExprF32Abs); |
| EXPECT_LENGTH(1, kExprF32Neg); |
| EXPECT_LENGTH(1, kExprF32CopySign); |
| EXPECT_LENGTH(1, kExprF32Ceil); |
| EXPECT_LENGTH(1, kExprF32Floor); |
| EXPECT_LENGTH(1, kExprF32Trunc); |
| EXPECT_LENGTH(1, kExprF32NearestInt); |
| EXPECT_LENGTH(1, kExprF32Sqrt); |
| EXPECT_LENGTH(1, kExprF32Eq); |
| EXPECT_LENGTH(1, kExprF32Ne); |
| EXPECT_LENGTH(1, kExprF32Lt); |
| EXPECT_LENGTH(1, kExprF32Le); |
| EXPECT_LENGTH(1, kExprF32Gt); |
| EXPECT_LENGTH(1, kExprF32Ge); |
| EXPECT_LENGTH(1, kExprF64Add); |
| EXPECT_LENGTH(1, kExprF64Sub); |
| EXPECT_LENGTH(1, kExprF64Mul); |
| EXPECT_LENGTH(1, kExprF64Div); |
| EXPECT_LENGTH(1, kExprF64Min); |
| EXPECT_LENGTH(1, kExprF64Max); |
| EXPECT_LENGTH(1, kExprF64Abs); |
| EXPECT_LENGTH(1, kExprF64Neg); |
| EXPECT_LENGTH(1, kExprF64CopySign); |
| EXPECT_LENGTH(1, kExprF64Ceil); |
| EXPECT_LENGTH(1, kExprF64Floor); |
| EXPECT_LENGTH(1, kExprF64Trunc); |
| EXPECT_LENGTH(1, kExprF64NearestInt); |
| EXPECT_LENGTH(1, kExprF64Sqrt); |
| EXPECT_LENGTH(1, kExprF64Eq); |
| EXPECT_LENGTH(1, kExprF64Ne); |
| EXPECT_LENGTH(1, kExprF64Lt); |
| EXPECT_LENGTH(1, kExprF64Le); |
| EXPECT_LENGTH(1, kExprF64Gt); |
| EXPECT_LENGTH(1, kExprF64Ge); |
| EXPECT_LENGTH(1, kExprI32SConvertF32); |
| EXPECT_LENGTH(1, kExprI32SConvertF64); |
| EXPECT_LENGTH(1, kExprI32UConvertF32); |
| EXPECT_LENGTH(1, kExprI32UConvertF64); |
| EXPECT_LENGTH(1, kExprI32ConvertI64); |
| EXPECT_LENGTH(1, kExprI64SConvertF32); |
| EXPECT_LENGTH(1, kExprI64SConvertF64); |
| EXPECT_LENGTH(1, kExprI64UConvertF32); |
| EXPECT_LENGTH(1, kExprI64UConvertF64); |
| EXPECT_LENGTH(1, kExprI64SConvertI32); |
| EXPECT_LENGTH(1, kExprI64UConvertI32); |
| EXPECT_LENGTH(1, kExprF32SConvertI32); |
| EXPECT_LENGTH(1, kExprF32UConvertI32); |
| EXPECT_LENGTH(1, kExprF32SConvertI64); |
| EXPECT_LENGTH(1, kExprF32UConvertI64); |
| EXPECT_LENGTH(1, kExprF32ConvertF64); |
| EXPECT_LENGTH(1, kExprF32ReinterpretI32); |
| EXPECT_LENGTH(1, kExprF64SConvertI32); |
| EXPECT_LENGTH(1, kExprF64UConvertI32); |
| EXPECT_LENGTH(1, kExprF64SConvertI64); |
| EXPECT_LENGTH(1, kExprF64UConvertI64); |
| EXPECT_LENGTH(1, kExprF64ConvertF32); |
| EXPECT_LENGTH(1, kExprF64ReinterpretI64); |
| EXPECT_LENGTH(1, kExprI32ReinterpretF32); |
| EXPECT_LENGTH(1, kExprI64ReinterpretF64); |
| } |
| |
| TEST_F(WasmOpcodeLengthTest, SimdExpressions) { |
| #define TEST_SIMD(name, opcode, sig) \ |
| EXPECT_LENGTH_N(2, kSimdPrefix, static_cast<byte>(kExpr##name & 0xFF)); |
| FOREACH_SIMD_0_OPERAND_OPCODE(TEST_SIMD) |
| #undef TEST_SIMD |
| #define TEST_SIMD(name, opcode, sig) \ |
| EXPECT_LENGTH_N(3, kSimdPrefix, static_cast<byte>(kExpr##name & 0xFF)); |
| FOREACH_SIMD_1_OPERAND_OPCODE(TEST_SIMD) |
| #undef TEST_SIMD |
| EXPECT_LENGTH_N(18, kSimdPrefix, static_cast<byte>(kExprS8x16Shuffle & 0xFF)); |
| // test for bad simd opcode |
| EXPECT_LENGTH_N(2, kSimdPrefix, 0xFF); |
| } |
| |
| #undef EXPECT_LENGTH |
| #undef EXPECT_LENGTH_N |
| |
| typedef ZoneVector<ValueType> TypesOfLocals; |
| |
| class LocalDeclDecoderTest : public TestWithZone { |
| public: |
| v8::internal::AccountingAllocator allocator; |
| |
| size_t ExpectRun(TypesOfLocals map, size_t pos, ValueType expected, |
| size_t count) { |
| for (size_t i = 0; i < count; i++) { |
| EXPECT_EQ(expected, map[pos++]); |
| } |
| return pos; |
| } |
| }; |
| |
| TEST_F(LocalDeclDecoderTest, EmptyLocals) { |
| BodyLocalDecls decls(zone()); |
| bool result = DecodeLocalDecls(&decls, nullptr, nullptr); |
| EXPECT_FALSE(result); |
| } |
| |
| TEST_F(LocalDeclDecoderTest, NoLocals) { |
| static const byte data[] = {0}; |
| BodyLocalDecls decls(zone()); |
| bool result = DecodeLocalDecls(&decls, data, data + sizeof(data)); |
| EXPECT_TRUE(result); |
| EXPECT_TRUE(decls.type_list.empty()); |
| } |
| |
| TEST_F(LocalDeclDecoderTest, OneLocal) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType type = kValueTypes[i]; |
| const byte data[] = { |
| 1, 1, static_cast<byte>(WasmOpcodes::ValueTypeCodeFor(type))}; |
| BodyLocalDecls decls(zone()); |
| bool result = DecodeLocalDecls(&decls, data, data + sizeof(data)); |
| EXPECT_TRUE(result); |
| EXPECT_EQ(1u, decls.type_list.size()); |
| |
| TypesOfLocals map = decls.type_list; |
| EXPECT_EQ(type, map[0]); |
| } |
| } |
| |
| TEST_F(LocalDeclDecoderTest, FiveLocals) { |
| for (size_t i = 0; i < arraysize(kValueTypes); i++) { |
| ValueType type = kValueTypes[i]; |
| const byte data[] = { |
| 1, 5, static_cast<byte>(WasmOpcodes::ValueTypeCodeFor(type))}; |
| BodyLocalDecls decls(zone()); |
| bool result = DecodeLocalDecls(&decls, data, data + sizeof(data)); |
| EXPECT_TRUE(result); |
| EXPECT_EQ(sizeof(data), decls.encoded_size); |
| EXPECT_EQ(5u, decls.type_list.size()); |
| |
| TypesOfLocals map = decls.type_list; |
| EXPECT_EQ(5u, map.size()); |
| ExpectRun(map, 0, type, 5); |
| } |
| } |
| |
| TEST_F(LocalDeclDecoderTest, MixedLocals) { |
| for (byte a = 0; a < 3; a++) { |
| for (byte b = 0; b < 3; b++) { |
| for (byte c = 0; c < 3; c++) { |
| for (byte d = 0; d < 3; d++) { |
| const byte data[] = {4, a, kLocalI32, b, kLocalI64, |
| c, kLocalF32, d, kLocalF64}; |
| BodyLocalDecls decls(zone()); |
| bool result = DecodeLocalDecls(&decls, data, data + sizeof(data)); |
| EXPECT_TRUE(result); |
| EXPECT_EQ(sizeof(data), decls.encoded_size); |
| EXPECT_EQ(static_cast<uint32_t>(a + b + c + d), |
| decls.type_list.size()); |
| |
| TypesOfLocals map = decls.type_list; |
| |
| size_t pos = 0; |
| pos = ExpectRun(map, pos, kWasmI32, a); |
| pos = ExpectRun(map, pos, kWasmI64, b); |
| pos = ExpectRun(map, pos, kWasmF32, c); |
| pos = ExpectRun(map, pos, kWasmF64, d); |
| } |
| } |
| } |
| } |
| } |
| |
| TEST_F(LocalDeclDecoderTest, UseEncoder) { |
| const byte* data = nullptr; |
| const byte* end = nullptr; |
| LocalDeclEncoder local_decls(zone()); |
| |
| local_decls.AddLocals(5, kWasmF32); |
| local_decls.AddLocals(1337, kWasmI32); |
| local_decls.AddLocals(212, kWasmI64); |
| local_decls.Prepend(zone(), &data, &end); |
| |
| BodyLocalDecls decls(zone()); |
| bool result = DecodeLocalDecls(&decls, data, end); |
| EXPECT_TRUE(result); |
| EXPECT_EQ(5u + 1337u + 212u, decls.type_list.size()); |
| |
| TypesOfLocals map = decls.type_list; |
| size_t pos = 0; |
| pos = ExpectRun(map, pos, kWasmF32, 5); |
| pos = ExpectRun(map, pos, kWasmI32, 1337); |
| pos = ExpectRun(map, pos, kWasmI64, 212); |
| } |
| |
| class BytecodeIteratorTest : public TestWithZone {}; |
| |
| TEST_F(BytecodeIteratorTest, SimpleForeach) { |
| byte code[] = {WASM_IF_ELSE(WASM_ZERO, WASM_ZERO, WASM_ZERO)}; |
| BytecodeIterator iter(code, code + sizeof(code)); |
| WasmOpcode expected[] = {kExprI32Const, kExprIf, kExprI32Const, |
| kExprElse, kExprI32Const, kExprEnd}; |
| size_t pos = 0; |
| for (WasmOpcode opcode : iter.opcodes()) { |
| if (pos >= arraysize(expected)) { |
| EXPECT_TRUE(false); |
| break; |
| } |
| EXPECT_EQ(expected[pos++], opcode); |
| } |
| EXPECT_EQ(arraysize(expected), pos); |
| } |
| |
| TEST_F(BytecodeIteratorTest, ForeachTwice) { |
| byte code[] = {WASM_IF_ELSE(WASM_ZERO, WASM_ZERO, WASM_ZERO)}; |
| BytecodeIterator iter(code, code + sizeof(code)); |
| int count = 0; |
| |
| count = 0; |
| for (WasmOpcode opcode : iter.opcodes()) { |
| USE(opcode); |
| count++; |
| } |
| EXPECT_EQ(6, count); |
| |
| count = 0; |
| for (WasmOpcode opcode : iter.opcodes()) { |
| USE(opcode); |
| count++; |
| } |
| EXPECT_EQ(6, count); |
| } |
| |
| TEST_F(BytecodeIteratorTest, ForeachOffset) { |
| byte code[] = {WASM_IF_ELSE(WASM_ZERO, WASM_ZERO, WASM_ZERO)}; |
| BytecodeIterator iter(code, code + sizeof(code)); |
| int count = 0; |
| |
| count = 0; |
| for (auto offset : iter.offsets()) { |
| USE(offset); |
| count++; |
| } |
| EXPECT_EQ(6, count); |
| |
| count = 0; |
| for (auto offset : iter.offsets()) { |
| USE(offset); |
| count++; |
| } |
| EXPECT_EQ(6, count); |
| } |
| |
| TEST_F(BytecodeIteratorTest, WithLocalDecls) { |
| byte code[] = {1, 1, kLocalI32, WASM_I32V_1(9), WASM_I32V_1(11)}; |
| BodyLocalDecls decls(zone()); |
| BytecodeIterator iter(code, code + sizeof(code), &decls); |
| |
| EXPECT_EQ(3u, decls.encoded_size); |
| EXPECT_EQ(3u, iter.pc_offset()); |
| EXPECT_TRUE(iter.has_next()); |
| EXPECT_EQ(kExprI32Const, iter.current()); |
| iter.next(); |
| EXPECT_TRUE(iter.has_next()); |
| EXPECT_EQ(kExprI32Const, iter.current()); |
| iter.next(); |
| EXPECT_FALSE(iter.has_next()); |
| } |
| |
| #undef B1 |
| #undef B2 |
| #undef B3 |
| #undef WASM_IF_OP |
| #undef WASM_LOOP_OP |
| #undef WASM_BRV_IF_ZERO |
| #undef EXPECT_VERIFIES_C |
| #undef EXPECT_FAILURE_C |
| #undef EXPECT_VERIFIES_SC |
| #undef EXPECT_FAILURE_SC |
| #undef EXPECT_VERIFIES_S |
| #undef EXPECT_FAILURE_S |
| #undef EXPECT_VERIFIES |
| #undef EXPECT_FAILURE |
| |
| } // namespace function_body_decoder_unittest |
| } // namespace wasm |
| } // namespace internal |
| } // namespace v8 |