af70a50369
This is just one small unit test for now. As we expect to adapt the encoding this is more of an exercise than exhaustive testing. Bug: v8:9003 Change-Id: I8f59043c3f7acbb6169254ec6d6ae13251d1054f Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1526010 Commit-Queue: Frederik Gossen <frgossen@google.com> Reviewed-by: Clemens Hammacher <clemensh@chromium.org> Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> Cr-Commit-Position: refs/heads/master@{#60358}
2486 lines
92 KiB
C++
2486 lines
92 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "test/unittests/test-utils.h"
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#include "src/handles.h"
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#include "src/objects-inl.h"
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#include "src/wasm/module-decoder.h"
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#include "src/wasm/wasm-features.h"
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#include "src/wasm/wasm-limits.h"
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#include "src/wasm/wasm-opcodes.h"
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#include "test/common/wasm/flag-utils.h"
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#include "test/common/wasm/wasm-macro-gen.h"
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#include "testing/gmock-support.h"
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using testing::HasSubstr;
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namespace v8 {
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namespace internal {
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namespace wasm {
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namespace module_decoder_unittest {
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#define WASM_INIT_EXPR_I32V_1(val) WASM_I32V_1(val), kExprEnd
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#define WASM_INIT_EXPR_I32V_2(val) WASM_I32V_2(val), kExprEnd
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#define WASM_INIT_EXPR_I32V_3(val) WASM_I32V_3(val), kExprEnd
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#define WASM_INIT_EXPR_I32V_4(val) WASM_I32V_4(val), kExprEnd
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#define WASM_INIT_EXPR_I32V_5(val) WASM_I32V_5(val), kExprEnd
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#define WASM_INIT_EXPR_F32(val) WASM_F32(val), kExprEnd
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#define WASM_INIT_EXPR_I64(val) WASM_I64(val), kExprEnd
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#define WASM_INIT_EXPR_F64(val) WASM_F64(val), kExprEnd
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#define WASM_INIT_EXPR_ANYREF WASM_REF_NULL, kExprEnd
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#define WASM_INIT_EXPR_GLOBAL(index) WASM_GET_GLOBAL(index), kExprEnd
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#define REF_NULL_ELEMENT kExprRefNull, kExprEnd
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#define REF_FUNC_ELEMENT(v) kExprRefFunc, U32V_1(v), kExprEnd
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#define EMPTY_BODY 0
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#define NOP_BODY 2, 0, kExprNop
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#define SIG_ENTRY_i_i SIG_ENTRY_x_x(kLocalI32, kLocalI32)
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#define UNKNOWN_SECTION(size) 0, U32V_1(size + 5), ADD_COUNT('l', 'u', 'l', 'z')
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template <typename... Args>
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std::integral_constant<size_t, sizeof...(Args)> CountArgsHelper(Args...);
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#define COUNT_ARGS(...) (decltype(CountArgsHelper(__VA_ARGS__))::value)
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template <size_t num>
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struct CheckLEB1 : std::integral_constant<size_t, num> {
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static_assert(num <= I32V_MAX(1), "LEB range check");
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};
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#define CHECK_LEB1(num) CheckLEB1<num>::value
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#define ADD_COUNT(...) CHECK_LEB1(COUNT_ARGS(__VA_ARGS__)), __VA_ARGS__
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#define SECTION(name, ...) k##name##SectionCode, ADD_COUNT(__VA_ARGS__)
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#define SIGNATURES_SECTION(count, ...) SECTION(Type, U32V_1(count), __VA_ARGS__)
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#define FUNCTION_SIGNATURES_SECTION(count, ...) \
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SECTION(Function, U32V_1(count), __VA_ARGS__)
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#define FOO_STRING ADD_COUNT('f', 'o', 'o')
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#define NO_LOCAL_NAMES 0
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#define EMPTY_SIGNATURES_SECTION SECTION(Type, ENTRY_COUNT(0))
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#define EMPTY_FUNCTION_SIGNATURES_SECTION SECTION(Function, ENTRY_COUNT(0))
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#define EMPTY_FUNCTION_BODIES_SECTION SECTION(Code, ENTRY_COUNT(0))
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#define SECTION_NAMES(...) \
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SECTION(Unknown, ADD_COUNT('n', 'a', 'm', 'e'), ##__VA_ARGS__)
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#define EMPTY_NAMES_SECTION SECTION_NAMES()
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#define SECTION_SRC_MAP(...) \
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SECTION(Unknown, \
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ADD_COUNT('s', 'o', 'u', 'r', 'c', 'e', 'M', 'a', 'p', 'p', 'i', \
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'n', 'g', 'U', 'R', 'L'), \
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ADD_COUNT(__VA_ARGS__))
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#define SECTION_COMPILATION_HINTS(...) \
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SECTION(Unknown, \
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ADD_COUNT('c', 'o', 'm', 'p', 'i', 'l', 'a', 't', 'i', 'o', 'n', \
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'H', 'i', 'n', 't', 's'), \
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ADD_COUNT(__VA_ARGS__))
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#define FAIL_IF_NO_EXPERIMENTAL_EH(data) \
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do { \
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ModuleResult result = DecodeModule((data), (data) + sizeof((data))); \
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EXPECT_FALSE(result.ok()); \
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} while (false)
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#define X1(...) __VA_ARGS__
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#define X2(...) __VA_ARGS__, __VA_ARGS__
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#define X3(...) __VA_ARGS__, __VA_ARGS__, __VA_ARGS__
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#define X4(...) __VA_ARGS__, __VA_ARGS__, __VA_ARGS__, __VA_ARGS__
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#define ONE_EMPTY_FUNCTION(sig_index) \
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SECTION(Function, ENTRY_COUNT(1), X1(sig_index))
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#define TWO_EMPTY_FUNCTIONS(sig_index) \
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SECTION(Function, ENTRY_COUNT(2), X2(sig_index))
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#define THREE_EMPTY_FUNCTIONS(sig_index) \
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SECTION(Function, ENTRY_COUNT(3), X3(sig_index))
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#define FOUR_EMPTY_FUNCTIONS(sig_index) \
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SECTION(Function, ENTRY_COUNT(4), X4(sig_index))
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#define ONE_EMPTY_BODY SECTION(Code, ENTRY_COUNT(1), X1(EMPTY_BODY))
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#define TWO_EMPTY_BODIES SECTION(Code, ENTRY_COUNT(2), X2(EMPTY_BODY))
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#define THREE_EMPTY_BODIES SECTION(Code, ENTRY_COUNT(3), X3(EMPTY_BODY))
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#define FOUR_EMPTY_BODIES SECTION(Code, ENTRY_COUNT(4), X4(EMPTY_BODY))
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#define SIGNATURES_SECTION_VOID_VOID \
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SECTION(Type, ENTRY_COUNT(1), SIG_ENTRY_v_v)
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#define LINEAR_MEMORY_INDEX_0 0
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#define EXCEPTION_ENTRY(sig_index) U32V_1(kExceptionAttribute), sig_index
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#define EXPECT_VERIFIES(data) \
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do { \
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ModuleResult result = DecodeModule(data, data + sizeof(data)); \
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EXPECT_TRUE(result.ok()); \
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} while (false)
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#define EXPECT_FAILURE_LEN(data, length) \
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do { \
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ModuleResult result = DecodeModule(data, data + length); \
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EXPECT_FALSE(result.ok()); \
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} while (false)
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#define EXPECT_FAILURE(data) EXPECT_FAILURE_LEN(data, sizeof(data))
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#define EXPECT_OFF_END_FAILURE(data, min) \
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do { \
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STATIC_ASSERT(min < arraysize(data)); \
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for (size_t length = min; length < arraysize(data); length++) { \
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EXPECT_FAILURE_LEN(data, length); \
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} \
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} while (false)
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#define EXPECT_OK(result) \
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do { \
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EXPECT_TRUE(result.ok()); \
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if (!result.ok()) return; \
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} while (false)
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#define EXPECT_NOT_OK(result, msg) \
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do { \
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EXPECT_FALSE(result.ok()); \
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EXPECT_THAT(result.error().message(), HasSubstr(msg)); \
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} while (false)
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static size_t SizeOfVarInt(size_t value) {
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size_t size = 0;
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do {
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size++;
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value = value >> 7;
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} while (value > 0);
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return size;
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}
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struct ValueTypePair {
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uint8_t code;
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ValueType type;
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} kValueTypes[] = {
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{kLocalI32, kWasmI32}, // --
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{kLocalI64, kWasmI64}, // --
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{kLocalF32, kWasmF32}, // --
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{kLocalF64, kWasmF64}, // --
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{kLocalAnyFunc, kWasmAnyFunc}, // --
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{kLocalAnyRef, kWasmAnyRef} // --
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};
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class WasmModuleVerifyTest : public TestWithIsolateAndZone {
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public:
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WasmFeatures enabled_features_;
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ModuleResult DecodeModule(const byte* module_start, const byte* module_end) {
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// Add the wasm magic and version number automatically.
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size_t size = static_cast<size_t>(module_end - module_start);
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byte header[] = {WASM_MODULE_HEADER};
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size_t total = sizeof(header) + size;
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auto temp = new byte[total];
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memcpy(temp, header, sizeof(header));
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if (size > 0) {
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memcpy(temp + sizeof(header), module_start, size);
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}
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ModuleResult result = DecodeWasmModule(
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enabled_features_, temp, temp + total, false, kWasmOrigin,
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isolate()->counters(), isolate()->allocator());
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delete[] temp;
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return result;
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}
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ModuleResult DecodeModuleNoHeader(const byte* module_start,
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const byte* module_end) {
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return DecodeWasmModule(enabled_features_, module_start, module_end, false,
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kWasmOrigin, isolate()->counters(),
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isolate()->allocator());
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}
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};
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namespace {
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class EnableBoolScope {
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public:
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bool prev_;
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bool* ptr_;
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explicit EnableBoolScope(bool* ptr, bool val = true)
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: prev_(*ptr), ptr_(ptr) {
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*ptr = val;
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}
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~EnableBoolScope() { *ptr_ = prev_; }
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};
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#define WASM_FEATURE_SCOPE(feat) \
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EnableBoolScope feat##_scope(&this->enabled_features_.feat)
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#define WASM_FEATURE_SCOPE_VAL(feat, val) \
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EnableBoolScope feat##_scope(&this->enabled_features_.feat, val)
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} // namespace
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TEST_F(WasmModuleVerifyTest, WrongMagic) {
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for (uint32_t x = 1; x; x <<= 1) {
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const byte data[] = {U32_LE(kWasmMagic ^ x), U32_LE(kWasmVersion)};
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ModuleResult result = DecodeModuleNoHeader(data, data + sizeof(data));
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EXPECT_FALSE(result.ok());
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}
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}
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TEST_F(WasmModuleVerifyTest, WrongVersion) {
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for (uint32_t x = 1; x; x <<= 1) {
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const byte data[] = {U32_LE(kWasmMagic), U32_LE(kWasmVersion ^ x)};
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ModuleResult result = DecodeModuleNoHeader(data, data + sizeof(data));
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EXPECT_FALSE(result.ok());
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}
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}
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TEST_F(WasmModuleVerifyTest, DecodeEmpty) {
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ModuleResult result = DecodeModule(nullptr, nullptr);
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EXPECT_TRUE(result.ok());
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}
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TEST_F(WasmModuleVerifyTest, OneGlobal) {
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static const byte data[] = {
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SECTION(Global, // --
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ENTRY_COUNT(1), // --
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kLocalI32, // local type
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0, // immutable
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WASM_INIT_EXPR_I32V_1(13)) // init
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};
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{
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// Should decode to exactly one global.
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ModuleResult result = DecodeModule(data, data + sizeof(data));
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EXPECT_OK(result);
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EXPECT_EQ(1u, result.value()->globals.size());
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EXPECT_EQ(0u, result.value()->functions.size());
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EXPECT_EQ(0u, result.value()->data_segments.size());
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const WasmGlobal* global = &result.value()->globals.back();
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EXPECT_EQ(kWasmI32, global->type);
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EXPECT_EQ(0u, global->offset);
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EXPECT_FALSE(global->mutability);
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EXPECT_EQ(WasmInitExpr::kI32Const, global->init.kind);
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EXPECT_EQ(13, global->init.val.i32_const);
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}
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EXPECT_OFF_END_FAILURE(data, 1);
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}
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TEST_F(WasmModuleVerifyTest, AnyRefGlobal) {
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WASM_FEATURE_SCOPE(anyref);
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static const byte data[] = {
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SECTION(Global, // --
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ENTRY_COUNT(1), // --
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kLocalAnyRef, // local type
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0, // immutable
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WASM_INIT_EXPR_ANYREF) // init
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};
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{
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// Should decode to exactly one global.
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ModuleResult result = DecodeModule(data, data + sizeof(data));
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EXPECT_OK(result);
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EXPECT_EQ(1u, result.value()->globals.size());
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EXPECT_EQ(0u, result.value()->functions.size());
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EXPECT_EQ(0u, result.value()->data_segments.size());
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const WasmGlobal* global = &result.value()->globals.back();
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EXPECT_EQ(kWasmAnyRef, global->type);
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EXPECT_FALSE(global->mutability);
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EXPECT_EQ(WasmInitExpr::kRefNullConst, global->init.kind);
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}
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}
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TEST_F(WasmModuleVerifyTest, AnyRefGlobalWithGlobalInit) {
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WASM_FEATURE_SCOPE(anyref);
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static const byte data[] = {
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SECTION(Import, // --
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ENTRY_COUNT(1), // number of imports
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ADD_COUNT('m'), // module name
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ADD_COUNT('f'), // global name
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kExternalGlobal, // import kind
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kLocalAnyRef, // type
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0), // mutability
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SECTION(Global, // --
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ENTRY_COUNT(1),
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kLocalAnyRef, // local type
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0, // immutable
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WASM_INIT_EXPR_GLOBAL(0)),
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};
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{
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// Should decode to exactly one global.
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ModuleResult result = DecodeModule(data, data + sizeof(data));
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EXPECT_OK(result);
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EXPECT_EQ(2u, result.value()->globals.size());
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EXPECT_EQ(0u, result.value()->functions.size());
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EXPECT_EQ(0u, result.value()->data_segments.size());
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const WasmGlobal* global = &result.value()->globals.back();
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EXPECT_EQ(kWasmAnyRef, global->type);
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EXPECT_FALSE(global->mutability);
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EXPECT_EQ(WasmInitExpr::kGlobalIndex, global->init.kind);
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}
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}
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TEST_F(WasmModuleVerifyTest, Global_invalid_type) {
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static const byte data[] = {
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SECTION(Global, // --
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ENTRY_COUNT(1), // --
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64, // invalid memory type
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1, // mutable
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WASM_INIT_EXPR_I32V_1(33)), // init
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};
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EXPECT_FAILURE(data);
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}
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TEST_F(WasmModuleVerifyTest, Global_invalid_type2) {
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static const byte data[] = {
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SECTION(Global, // --
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ENTRY_COUNT(1), // --
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kLocalVoid, // invalid memory type
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1, // mutable
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WASM_INIT_EXPR_I32V_1(33)), // init
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};
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EXPECT_FAILURE(data);
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}
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TEST_F(WasmModuleVerifyTest, ZeroGlobals) {
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static const byte data[] = {SECTION(Global, ENTRY_COUNT(0))};
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ModuleResult result = DecodeModule(data, data + sizeof(data));
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EXPECT_OK(result);
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}
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TEST_F(WasmModuleVerifyTest, ExportMutableGlobal) {
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{
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static const byte data[] = {
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SECTION(Global, // --
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ENTRY_COUNT(1), // --
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kLocalI32, // local type
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0, // immutable
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WASM_INIT_EXPR_I32V_1(13)), // init
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SECTION(Export, // --
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ENTRY_COUNT(1), // export count
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ADD_COUNT('n', 'a', 'm', 'e'), // name
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kExternalGlobal, // global
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0), // global index
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};
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EXPECT_VERIFIES(data);
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}
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{
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static const byte data[] = {
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SECTION(Global, // --
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ENTRY_COUNT(1), // --
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kLocalI32, // local type
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1, // mutable
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WASM_INIT_EXPR_I32V_1(13)), // init
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SECTION(Export, // --
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ENTRY_COUNT(1), // export count
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ADD_COUNT('n', 'a', 'm', 'e'), // name
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kExternalGlobal, // global
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0), // global index
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};
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EXPECT_VERIFIES(data);
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}
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}
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static void AppendUint32v(std::vector<byte>& buffer, uint32_t val) {
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while (true) {
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uint32_t next = val >> 7;
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uint32_t out = val & 0x7F;
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if (next) {
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buffer.push_back(static_cast<byte>(0x80 | out));
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val = next;
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} else {
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buffer.push_back(static_cast<byte>(out));
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break;
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}
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}
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}
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TEST_F(WasmModuleVerifyTest, NGlobals) {
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static const byte data[] = {
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kLocalF32, // memory type
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0, // immutable
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WASM_INIT_EXPR_F32(7.7), // init
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};
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for (uint32_t i = 0; i < kV8MaxWasmGlobals; i = i * 13 + 1) {
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std::vector<byte> buffer;
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size_t size = SizeOfVarInt(i) + i * sizeof(data);
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const byte globals[] = {kGlobalSectionCode, U32V_5(size)};
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for (size_t g = 0; g != sizeof(globals); ++g) {
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buffer.push_back(globals[g]);
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}
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AppendUint32v(buffer, i); // Number of globals.
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for (uint32_t j = 0; j < i; j++) {
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buffer.insert(buffer.end(), data, data + sizeof(data));
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}
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ModuleResult result = DecodeModule(&buffer[0], &buffer[0] + buffer.size());
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EXPECT_OK(result);
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}
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}
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TEST_F(WasmModuleVerifyTest, GlobalWithInvalidMemoryType) {
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static const byte data[] = {SECTION(Global, // --
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ENTRY_COUNT(1), // --
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33, // memory type
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0, // exported
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WASM_INIT_EXPR_I32V_1(1))};
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EXPECT_FAILURE(data);
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}
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TEST_F(WasmModuleVerifyTest, TwoGlobals) {
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static const byte data[] = {SECTION(Global, // --
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ENTRY_COUNT(2), // --
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kLocalF32, // type
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0, // immutable
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WASM_INIT_EXPR_F32(22.0), // --
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kLocalF64, // type
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1, // mutable
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WASM_INIT_EXPR_F64(23.0))}; // --
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{
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// Should decode to exactly two globals.
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ModuleResult result = DecodeModule(data, data + sizeof(data));
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EXPECT_OK(result);
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EXPECT_EQ(2u, result.value()->globals.size());
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EXPECT_EQ(0u, result.value()->functions.size());
|
|
EXPECT_EQ(0u, result.value()->data_segments.size());
|
|
|
|
const WasmGlobal* g0 = &result.value()->globals[0];
|
|
|
|
EXPECT_EQ(kWasmF32, g0->type);
|
|
EXPECT_EQ(0u, g0->offset);
|
|
EXPECT_FALSE(g0->mutability);
|
|
EXPECT_EQ(WasmInitExpr::kF32Const, g0->init.kind);
|
|
|
|
const WasmGlobal* g1 = &result.value()->globals[1];
|
|
|
|
EXPECT_EQ(kWasmF64, g1->type);
|
|
EXPECT_EQ(8u, g1->offset);
|
|
EXPECT_TRUE(g1->mutability);
|
|
EXPECT_EQ(WasmInitExpr::kF64Const, g1->init.kind);
|
|
}
|
|
|
|
EXPECT_OFF_END_FAILURE(data, 1);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ZeroExceptions) {
|
|
static const byte data[] = {SECTION(Exception, ENTRY_COUNT(0))};
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(0u, result.value()->exceptions.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OneI32Exception) {
|
|
static const byte data[] = {
|
|
SECTION(Type, ENTRY_COUNT(1), SIG_ENTRY_v_x(kLocalI32)), // sig#0 (i32)
|
|
SECTION(Exception, ENTRY_COUNT(1),
|
|
EXCEPTION_ENTRY(SIG_INDEX(0)))}; // except[0] (sig#0)
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(1u, result.value()->exceptions.size());
|
|
|
|
const WasmException& e0 = result.value()->exceptions.front();
|
|
EXPECT_EQ(1u, e0.sig->parameter_count());
|
|
EXPECT_EQ(kWasmI32, e0.sig->GetParam(0));
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, TwoExceptions) {
|
|
static const byte data[] = {
|
|
SECTION(Type, ENTRY_COUNT(2),
|
|
SIG_ENTRY_v_x(kLocalI32), // sig#0 (i32)
|
|
SIG_ENTRY_v_xx(kLocalF32, kLocalI64)), // sig#1 (f32, i64)
|
|
SECTION(Exception, ENTRY_COUNT(2),
|
|
EXCEPTION_ENTRY(SIG_INDEX(1)), // except[0] (sig#1)
|
|
EXCEPTION_ENTRY(SIG_INDEX(0)))}; // except[1] (sig#0)
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(2u, result.value()->exceptions.size());
|
|
const WasmException& e0 = result.value()->exceptions.front();
|
|
EXPECT_EQ(2u, e0.sig->parameter_count());
|
|
EXPECT_EQ(kWasmF32, e0.sig->GetParam(0));
|
|
EXPECT_EQ(kWasmI64, e0.sig->GetParam(1));
|
|
const WasmException& e1 = result.value()->exceptions.back();
|
|
EXPECT_EQ(kWasmI32, e1.sig->GetParam(0));
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Exception_invalid_sig_index) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
SECTION(Exception, ENTRY_COUNT(1),
|
|
EXCEPTION_ENTRY(
|
|
SIG_INDEX(23)))}; // except[0] (sig#23 [out-of-bounds])
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
// Should fail decoding exception section.
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "signature index 23 out of bounds");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Exception_invalid_sig_return) {
|
|
static const byte data[] = {
|
|
SECTION(Type, ENTRY_COUNT(1), SIG_ENTRY_i_i),
|
|
SECTION(Exception, ENTRY_COUNT(1),
|
|
EXCEPTION_ENTRY(
|
|
SIG_INDEX(0)))}; // except[0] (sig#0 [invalid-return-type])
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
// Should fail decoding exception section.
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "exception signature 0 has non-void return");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Exception_invalid_attribute) {
|
|
static const byte data[] = {
|
|
SECTION(Type, ENTRY_COUNT(1), SIG_ENTRY_i_i),
|
|
SECTION(Exception, ENTRY_COUNT(1), 23,
|
|
SIG_INDEX(0))}; // except[0] (sig#0) [invalid-attribute]
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
// Should fail decoding exception section.
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "exception attribute 23 not supported");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExceptionSectionCorrectPlacement) {
|
|
static const byte data[] = {SECTION(Import, ENTRY_COUNT(0)),
|
|
SECTION(Exception, ENTRY_COUNT(0)),
|
|
SECTION(Export, ENTRY_COUNT(0))};
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExceptionSectionAfterExport) {
|
|
static const byte data[] = {SECTION(Export, ENTRY_COUNT(0)),
|
|
SECTION(Exception, ENTRY_COUNT(0))};
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result,
|
|
"The Exception section must appear before the Export section");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExceptionSectionBeforeGlobal) {
|
|
static const byte data[] = {SECTION(Exception, ENTRY_COUNT(0)),
|
|
SECTION(Global, ENTRY_COUNT(0))};
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "unexpected section <Global>");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExceptionSectionAfterMemoryBeforeGlobal) {
|
|
STATIC_ASSERT(kMemorySectionCode + 1 == kGlobalSectionCode);
|
|
static const byte data[] = {SECTION(Memory, ENTRY_COUNT(0)),
|
|
SECTION(Exception, ENTRY_COUNT(0)),
|
|
SECTION(Global, ENTRY_COUNT(0))};
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "unexpected section <Global>");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExceptionImport) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
SECTION(Import, // section header
|
|
ENTRY_COUNT(1), // number of imports
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('e', 'x'), // exception name
|
|
kExternalException, // import kind
|
|
EXCEPTION_ENTRY(SIG_INDEX(0)))}; // except[0] (sig#0)
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(1u, result.value()->exceptions.size());
|
|
EXPECT_EQ(1u, result.value()->import_table.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExceptionExport) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
SECTION(Exception, ENTRY_COUNT(1),
|
|
EXCEPTION_ENTRY(SIG_INDEX(0))), // except[0] (sig#0)
|
|
SECTION(Export, ENTRY_COUNT(1), // --
|
|
NO_NAME, // --
|
|
kExternalException, // --
|
|
EXCEPTION_INDEX(0))};
|
|
FAIL_IF_NO_EXPERIMENTAL_EH(data);
|
|
|
|
WASM_FEATURE_SCOPE(eh);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(1u, result.value()->exceptions.size());
|
|
EXPECT_EQ(1u, result.value()->export_table.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OneSignature) {
|
|
{
|
|
static const byte data[] = {SIGNATURES_SECTION_VOID_VOID};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
{
|
|
static const byte data[] = {SECTION(Type, ENTRY_COUNT(1), SIG_ENTRY_i_i)};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleSignatures) {
|
|
static const byte data[] = {
|
|
SECTION(
|
|
Type, // --
|
|
ENTRY_COUNT(3), // --
|
|
SIG_ENTRY_v_v, // void -> void
|
|
SIG_ENTRY_x_x(kLocalI32, kLocalF32), // f32 -> i32
|
|
SIG_ENTRY_x_xx(kLocalI32, kLocalF64, kLocalF64)), // f64,f64 -> i32
|
|
};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(3u, result.value()->signatures.size());
|
|
if (result.value()->signatures.size() == 3) {
|
|
EXPECT_EQ(0u, result.value()->signatures[0]->return_count());
|
|
EXPECT_EQ(1u, result.value()->signatures[1]->return_count());
|
|
EXPECT_EQ(1u, result.value()->signatures[2]->return_count());
|
|
|
|
EXPECT_EQ(0u, result.value()->signatures[0]->parameter_count());
|
|
EXPECT_EQ(1u, result.value()->signatures[1]->parameter_count());
|
|
EXPECT_EQ(2u, result.value()->signatures[2]->parameter_count());
|
|
}
|
|
|
|
EXPECT_OFF_END_FAILURE(data, 1);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataSegmentWithImmutableImportedGlobal) {
|
|
// Import 2 globals so that we can initialize data with a global index != 0.
|
|
const byte data[] = {
|
|
SECTION(Import, // section header
|
|
ENTRY_COUNT(2), // number of imports
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // global name
|
|
kExternalGlobal, // import kind
|
|
kLocalI32, // type
|
|
0, // mutability
|
|
ADD_COUNT('n'), // module name
|
|
ADD_COUNT('g'), // global name
|
|
kExternalGlobal, // import kind
|
|
kLocalI32, // type
|
|
0), // mutability
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_GLOBAL(1), // dest addr
|
|
U32V_1(3), // source size
|
|
'a', 'b', 'c') // data bytes
|
|
};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
WasmInitExpr expr = result.value()->data_segments.back().dest_addr;
|
|
EXPECT_EQ(WasmInitExpr::kGlobalIndex, expr.kind);
|
|
EXPECT_EQ(1u, expr.val.global_index);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataSegmentWithMutableImportedGlobal) {
|
|
// Only an immutable imported global can be used as an init_expr.
|
|
const byte data[] = {
|
|
SECTION(Import, // section header
|
|
ENTRY_COUNT(1), // number of imports
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // global name
|
|
kExternalGlobal, // import kind
|
|
kLocalI32, // type
|
|
1), // mutability
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_GLOBAL(0), // dest addr
|
|
U32V_1(3), // source size
|
|
'a', 'b', 'c') // data bytes
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
TEST_F(WasmModuleVerifyTest, DataSegmentWithImmutableGlobal) {
|
|
// Only an immutable imported global can be used as an init_expr.
|
|
const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Global, ENTRY_COUNT(1),
|
|
kLocalI32, // local type
|
|
0, // immutable
|
|
WASM_INIT_EXPR_I32V_3(0x9BBAA)), // init
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_GLOBAL(0), // dest addr
|
|
U32V_1(3), // source size
|
|
'a', 'b', 'c') // data bytes
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OneDataSegment) {
|
|
const byte kDataSegmentSourceOffset = 24;
|
|
const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_I32V_3(0x9BBAA), // dest addr
|
|
U32V_1(3), // source size
|
|
'a', 'b', 'c') // data bytes
|
|
};
|
|
|
|
{
|
|
EXPECT_VERIFIES(data);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(0u, result.value()->globals.size());
|
|
EXPECT_EQ(0u, result.value()->functions.size());
|
|
EXPECT_EQ(1u, result.value()->data_segments.size());
|
|
|
|
const WasmDataSegment* segment = &result.value()->data_segments.back();
|
|
|
|
EXPECT_EQ(WasmInitExpr::kI32Const, segment->dest_addr.kind);
|
|
EXPECT_EQ(0x9BBAA, segment->dest_addr.val.i32_const);
|
|
EXPECT_EQ(kDataSegmentSourceOffset, segment->source.offset());
|
|
EXPECT_EQ(3u, segment->source.length());
|
|
}
|
|
|
|
EXPECT_OFF_END_FAILURE(data, 14);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, TwoDataSegments) {
|
|
const byte kDataSegment0SourceOffset = 24;
|
|
const byte kDataSegment1SourceOffset = kDataSegment0SourceOffset + 11;
|
|
|
|
const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Data,
|
|
ENTRY_COUNT(2), // segment count
|
|
LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_I32V_3(0x7FFEE), // #0: dest addr
|
|
U32V_1(4), // source size
|
|
1, 2, 3, 4, // data bytes
|
|
LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_I32V_3(0x6DDCC), // #1: dest addr
|
|
U32V_1(10), // source size
|
|
1, 2, 3, 4, 5, 6, 7, 8, 9, 10) // data bytes
|
|
};
|
|
|
|
{
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(0u, result.value()->globals.size());
|
|
EXPECT_EQ(0u, result.value()->functions.size());
|
|
EXPECT_EQ(2u, result.value()->data_segments.size());
|
|
|
|
const WasmDataSegment* s0 = &result.value()->data_segments[0];
|
|
const WasmDataSegment* s1 = &result.value()->data_segments[1];
|
|
|
|
EXPECT_EQ(WasmInitExpr::kI32Const, s0->dest_addr.kind);
|
|
EXPECT_EQ(0x7FFEE, s0->dest_addr.val.i32_const);
|
|
EXPECT_EQ(kDataSegment0SourceOffset, s0->source.offset());
|
|
EXPECT_EQ(4u, s0->source.length());
|
|
|
|
EXPECT_EQ(WasmInitExpr::kI32Const, s1->dest_addr.kind);
|
|
EXPECT_EQ(0x6DDCC, s1->dest_addr.val.i32_const);
|
|
EXPECT_EQ(kDataSegment1SourceOffset, s1->source.offset());
|
|
EXPECT_EQ(10u, s1->source.length());
|
|
}
|
|
|
|
EXPECT_OFF_END_FAILURE(data, 14);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataWithoutMemory) {
|
|
const byte data[] = {
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_I32V_3(0x9BBAA), // dest addr
|
|
U32V_1(3), // source size
|
|
'a', 'b', 'c') // data bytes
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MaxMaximumMemorySize) {
|
|
{
|
|
const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 0, U32V_3(65536))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
{
|
|
const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 0, U32V_3(65537))};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataSegment_wrong_init_type) {
|
|
const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0,
|
|
WASM_INIT_EXPR_F64(9.9), // dest addr
|
|
U32V_1(3), // source size
|
|
'a', 'b', 'c') // data bytes
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataSegmentEndOverflow) {
|
|
const byte data[] = {
|
|
SECTION(Memory, // memory section
|
|
ENTRY_COUNT(1), kHasMaximumFlag, 28, 28),
|
|
SECTION(Data, // data section
|
|
ENTRY_COUNT(1), // one entry
|
|
LINEAR_MEMORY_INDEX_0, // mem index
|
|
WASM_INIT_EXPR_I32V_1(0), // offset
|
|
U32V_5(0xFFFFFFFF)) // size
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OneIndirectFunction) {
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 1),
|
|
// code ----------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
if (result.ok()) {
|
|
EXPECT_EQ(1u, result.value()->signatures.size());
|
|
EXPECT_EQ(1u, result.value()->functions.size());
|
|
EXPECT_EQ(1u, result.value()->tables.size());
|
|
EXPECT_EQ(1u, result.value()->tables[0].initial_size);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionWithInternalTable) {
|
|
static const byte data[] = {
|
|
// table ---------------------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 1),
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element, ENTRY_COUNT(0))};
|
|
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionWithImportedTable) {
|
|
static const byte data[] = {
|
|
// imports -------------------------------------------------------------
|
|
SECTION(Import, ENTRY_COUNT(1),
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('t'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyFunc, // elem_type
|
|
0, // no maximum field
|
|
1), // initial size
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element, ENTRY_COUNT(0))};
|
|
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionWithoutTable) {
|
|
// Test that an element section without a table causes a validation error.
|
|
static const byte data[] = {
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(1), // entry count
|
|
0, // table index
|
|
0, // offset
|
|
0) // number of elements
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Regression_735887) {
|
|
// Test with an invalid function index in the element section.
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 1),
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(1), // entry count
|
|
TABLE_INDEX0, WASM_INIT_EXPR_I32V_1(0),
|
|
1, // elements count
|
|
0x9A) // invalid I32V as function index
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OneIndirectFunction_one_entry) {
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 1),
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(1), // entry count
|
|
TABLE_INDEX0, WASM_INIT_EXPR_I32V_1(0),
|
|
1, // elements count
|
|
FUNC_INDEX(0)),
|
|
// code ----------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(1u, result.value()->signatures.size());
|
|
EXPECT_EQ(1u, result.value()->functions.size());
|
|
EXPECT_EQ(1u, result.value()->tables.size());
|
|
EXPECT_EQ(1u, result.value()->tables[0].initial_size);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleIndirectFunctions) {
|
|
static const byte data[] = {
|
|
// sig#0 -------------------------------------------------------
|
|
SECTION(Type,
|
|
ENTRY_COUNT(2), // --
|
|
SIG_ENTRY_v_v, // void -> void
|
|
SIG_ENTRY_v_x(kLocalI32)), // void -> i32
|
|
// funcs ------------------------------------------------------
|
|
FOUR_EMPTY_FUNCTIONS(SIG_INDEX(0)),
|
|
// table declaration -------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 8),
|
|
// table elements ----------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(1), // entry count
|
|
TABLE_INDEX0, WASM_INIT_EXPR_I32V_1(0),
|
|
ADD_COUNT(FUNC_INDEX(0), FUNC_INDEX(1), FUNC_INDEX(2),
|
|
FUNC_INDEX(3), FUNC_INDEX(0), FUNC_INDEX(1),
|
|
FUNC_INDEX(2), FUNC_INDEX(3))),
|
|
FOUR_EMPTY_BODIES};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
EXPECT_EQ(2u, result.value()->signatures.size());
|
|
EXPECT_EQ(4u, result.value()->functions.size());
|
|
EXPECT_EQ(1u, result.value()->tables.size());
|
|
EXPECT_EQ(8u, result.value()->tables[0].initial_size);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionMultipleTables) {
|
|
// Test that if we have multiple tables, in the element section we can target
|
|
// and initialize all tables.
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(2), // section header
|
|
kLocalAnyFunc, 0, 5, // table 0
|
|
kLocalAnyFunc, 0, 9), // table 1
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(2), // entry count
|
|
TABLE_INDEX0, // element for table 0
|
|
WASM_INIT_EXPR_I32V_1(0), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(1), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(7), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0)), // entry 1
|
|
// code ----------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionMixedTables) {
|
|
// Test that if we have multiple tables, both imported and module-defined, in
|
|
// the element section we can target and initialize all tables.
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// imports -------------------------------------------------------------
|
|
SECTION(Import, ENTRY_COUNT(2),
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('t'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyFunc, // elem_type
|
|
0, // no maximum field
|
|
5, // initial size
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('s'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyFunc, // elem_type
|
|
0, // no maximum field
|
|
10), // initial size
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(2), // section header
|
|
kLocalAnyFunc, 0, 15, // table 0
|
|
kLocalAnyFunc, 0, 19), // table 1
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
4, // entry count
|
|
TABLE_INDEX0, // element for table 0
|
|
WASM_INIT_EXPR_I32V_1(0), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(1), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(7), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0), // entry 1
|
|
TABLE_INDEX(2), // element for table 2
|
|
WASM_INIT_EXPR_I32V_1(12), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(3), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(17), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0)), // entry 1
|
|
// code ----------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionMultipleTablesArbitraryOrder) {
|
|
// Test that the order in which tables are targeted in the element secion
|
|
// can be arbitrary.
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(2), // section header
|
|
kLocalAnyFunc, 0, 5, // table 0
|
|
kLocalAnyFunc, 0, 9), // table 1
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(3), // entry count
|
|
TABLE_INDEX0, // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(0), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(1), // element for table 0
|
|
WASM_INIT_EXPR_I32V_1(7), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0), // entry 1
|
|
TABLE_INDEX0, // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(3), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0)), // function
|
|
// code ----------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionMixedTablesArbitraryOrder) {
|
|
// Test that the order in which tables are targeted in the element secion can
|
|
// be arbitrary. In this test, tables can be both imported and module-defined.
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// imports -------------------------------------------------------------
|
|
SECTION(Import, ENTRY_COUNT(2),
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('t'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyFunc, // elem_type
|
|
0, // no maximum field
|
|
5, // initial size
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('s'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyFunc, // elem_type
|
|
0, // no maximum field
|
|
10), // initial size
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(2), // section header
|
|
kLocalAnyFunc, 0, 15, // table 0
|
|
kLocalAnyFunc, 0, 19), // table 1
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
4, // entry count
|
|
TABLE_INDEX(2), // element for table 0
|
|
WASM_INIT_EXPR_I32V_1(10), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(3), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(17), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0), // entry 1
|
|
TABLE_INDEX0, // element for table 2
|
|
WASM_INIT_EXPR_I32V_1(2), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(1), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(7), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0)), // entry 1
|
|
// code ----------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionDontInitAnyRefTable) {
|
|
// Test that tables of type 'AnyRef' cannot be initialized by the element
|
|
// section.
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(2), // section header
|
|
kLocalAnyRef, 0, 5, // table 0
|
|
kLocalAnyFunc, 0, 9), // table 1
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(2), // entry count
|
|
TABLE_INDEX0, // element for table 0
|
|
WASM_INIT_EXPR_I32V_1(0), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(1), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(7), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0)), // entry 1
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ElementSectionDontInitAnyRefImportedTable) {
|
|
// Test that imported tables of type AnyRef cannot be initialized in the
|
|
// elements section.
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
static const byte data[] = {
|
|
// sig#0 ---------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// imports -------------------------------------------------------------
|
|
SECTION(Import, ENTRY_COUNT(2),
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('t'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyFunc, // elem_type
|
|
0, // no maximum field
|
|
5, // initial size
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('s'), // table name
|
|
kExternalTable, // import kind
|
|
kLocalAnyRef, // elem_type
|
|
0, // no maximum field
|
|
10), // initial size
|
|
// funcs ---------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration ---------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(2), // section header
|
|
kLocalAnyFunc, 0, 15, // table 0
|
|
kLocalAnyFunc, 0, 19), // table 1
|
|
// elements ------------------------------------------------------------
|
|
SECTION(Element,
|
|
ENTRY_COUNT(4), // entry count
|
|
TABLE_INDEX0, // element for table 0
|
|
WASM_INIT_EXPR_I32V_1(10), // index
|
|
1, // elements count
|
|
FUNC_INDEX(0), // function
|
|
TABLE_INDEX(1), // element for table 1
|
|
WASM_INIT_EXPR_I32V_1(17), // index
|
|
2, // elements count
|
|
FUNC_INDEX(0), // entry 0
|
|
FUNC_INDEX(0)), // entry 1
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, IndirectFunctionNoFunctions) {
|
|
static const byte data[] = {
|
|
// sig#0 -------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// indirect table ----------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), 1, 0, 0)};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, IndirectFunctionInvalidIndex) {
|
|
static const byte data[] = {
|
|
// sig#0 -------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// functions ---------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// indirect table ----------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), 1, 1, 0)};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleTablesWithoutFlag) {
|
|
static const byte data[] = {
|
|
SECTION(Table, // table section
|
|
ENTRY_COUNT(2), // 2 tables
|
|
kLocalAnyFunc, // table 1: type
|
|
0, // table 1: no maximum
|
|
10, // table 1: minimum size
|
|
kLocalAnyFunc, // table 2: type
|
|
0, // table 2: no maximum
|
|
10), // table 2: minimum size
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleTablesWithFlag) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
static const byte data[] = {
|
|
SECTION(Table, // table section
|
|
ENTRY_COUNT(2), // 2 tables
|
|
kLocalAnyFunc, // table 1: type
|
|
0, // table 1: no maximum
|
|
10, // table 1: minimum size
|
|
kLocalAnyRef, // table 2: type
|
|
0, // table 2: no maximum
|
|
11), // table 2: minimum size
|
|
};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(2u, result.value()->tables.size());
|
|
|
|
EXPECT_EQ(10u, result.value()->tables[0].initial_size);
|
|
EXPECT_EQ(kWasmAnyFunc, result.value()->tables[0].type);
|
|
|
|
EXPECT_EQ(11u, result.value()->tables[1].initial_size);
|
|
EXPECT_EQ(kWasmAnyRef, result.value()->tables[1].type);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, TieringCompilationHints) {
|
|
WASM_FEATURE_SCOPE(compilation_hints);
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v),
|
|
FUNCTION_SIGNATURES_SECTION(3, 0, 0, 0),
|
|
SECTION_COMPILATION_HINTS(
|
|
FIRST_TIER_INTERPRETER | SECOND_TIER_BASELINE,
|
|
FIRST_TIER_BASELINE | SECOND_TIER_OPTIMIZED,
|
|
FIRST_TIER_INTERPRETER | SECOND_TIER_INTERPRETER),
|
|
SECTION(Code, ENTRY_COUNT(3), NOP_BODY, NOP_BODY, NOP_BODY),
|
|
};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(3u, result.value()->compilation_hints.size());
|
|
EXPECT_EQ(WasmCompilationHintStrategy::kDefault,
|
|
result.value()->compilation_hints[0].strategy);
|
|
EXPECT_EQ(WasmCompilationHintTier::kInterpreter,
|
|
result.value()->compilation_hints[0].first_tier);
|
|
EXPECT_EQ(WasmCompilationHintTier::kBaseline,
|
|
result.value()->compilation_hints[0].second_tier);
|
|
EXPECT_EQ(WasmCompilationHintStrategy::kDefault,
|
|
result.value()->compilation_hints[1].strategy);
|
|
EXPECT_EQ(WasmCompilationHintTier::kBaseline,
|
|
result.value()->compilation_hints[1].first_tier);
|
|
EXPECT_EQ(WasmCompilationHintTier::kOptimized,
|
|
result.value()->compilation_hints[1].second_tier);
|
|
EXPECT_EQ(WasmCompilationHintStrategy::kDefault,
|
|
result.value()->compilation_hints[2].strategy);
|
|
EXPECT_EQ(WasmCompilationHintTier::kInterpreter,
|
|
result.value()->compilation_hints[2].first_tier);
|
|
EXPECT_EQ(WasmCompilationHintTier::kInterpreter,
|
|
result.value()->compilation_hints[2].second_tier);
|
|
}
|
|
|
|
class WasmSignatureDecodeTest : public TestWithZone {
|
|
public:
|
|
WasmFeatures enabled_features_;
|
|
|
|
FunctionSig* DecodeSig(const byte* start, const byte* end) {
|
|
return DecodeWasmSignatureForTesting(enabled_features_, zone(), start, end);
|
|
}
|
|
};
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Ok_v_v) {
|
|
static const byte data[] = {SIG_ENTRY_v_v};
|
|
v8::internal::AccountingAllocator allocator;
|
|
Zone zone(&allocator, ZONE_NAME);
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
|
|
EXPECT_TRUE(sig != nullptr);
|
|
EXPECT_EQ(0u, sig->parameter_count());
|
|
EXPECT_EQ(0u, sig->return_count());
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Ok_t_v) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
for (size_t i = 0; i < arraysize(kValueTypes); i++) {
|
|
ValueTypePair ret_type = kValueTypes[i];
|
|
const byte data[] = {SIG_ENTRY_x(ret_type.code)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
|
|
EXPECT_TRUE(sig != nullptr);
|
|
EXPECT_EQ(0u, sig->parameter_count());
|
|
EXPECT_EQ(1u, sig->return_count());
|
|
EXPECT_EQ(ret_type.type, sig->GetReturn());
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Ok_v_t) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
for (size_t i = 0; i < arraysize(kValueTypes); i++) {
|
|
ValueTypePair param_type = kValueTypes[i];
|
|
const byte data[] = {SIG_ENTRY_v_x(param_type.code)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
|
|
EXPECT_TRUE(sig != nullptr);
|
|
EXPECT_EQ(1u, sig->parameter_count());
|
|
EXPECT_EQ(0u, sig->return_count());
|
|
EXPECT_EQ(param_type.type, sig->GetParam(0));
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Ok_t_t) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
for (size_t i = 0; i < arraysize(kValueTypes); i++) {
|
|
ValueTypePair ret_type = kValueTypes[i];
|
|
for (size_t j = 0; j < arraysize(kValueTypes); j++) {
|
|
ValueTypePair param_type = kValueTypes[j];
|
|
const byte data[] = {SIG_ENTRY_x_x(ret_type.code, param_type.code)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
|
|
EXPECT_TRUE(sig != nullptr);
|
|
EXPECT_EQ(1u, sig->parameter_count());
|
|
EXPECT_EQ(1u, sig->return_count());
|
|
EXPECT_EQ(param_type.type, sig->GetParam(0));
|
|
EXPECT_EQ(ret_type.type, sig->GetReturn());
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Ok_i_tt) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(mv);
|
|
for (size_t i = 0; i < arraysize(kValueTypes); i++) {
|
|
ValueTypePair p0_type = kValueTypes[i];
|
|
for (size_t j = 0; j < arraysize(kValueTypes); j++) {
|
|
ValueTypePair p1_type = kValueTypes[j];
|
|
const byte data[] = {
|
|
SIG_ENTRY_x_xx(kLocalI32, p0_type.code, p1_type.code)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
|
|
EXPECT_TRUE(sig != nullptr);
|
|
EXPECT_EQ(2u, sig->parameter_count());
|
|
EXPECT_EQ(1u, sig->return_count());
|
|
EXPECT_EQ(p0_type.type, sig->GetParam(0));
|
|
EXPECT_EQ(p1_type.type, sig->GetParam(1));
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Ok_tt_tt) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
WASM_FEATURE_SCOPE(mv);
|
|
for (size_t i = 0; i < arraysize(kValueTypes); i++) {
|
|
ValueTypePair p0_type = kValueTypes[i];
|
|
for (size_t j = 0; j < arraysize(kValueTypes); j++) {
|
|
ValueTypePair p1_type = kValueTypes[j];
|
|
const byte data[] = {SIG_ENTRY_xx_xx(p0_type.code, p1_type.code,
|
|
p0_type.code, p1_type.code)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
|
|
EXPECT_TRUE(sig != nullptr);
|
|
EXPECT_EQ(2u, sig->parameter_count());
|
|
EXPECT_EQ(2u, sig->return_count());
|
|
EXPECT_EQ(p0_type.type, sig->GetParam(0));
|
|
EXPECT_EQ(p1_type.type, sig->GetParam(1));
|
|
EXPECT_EQ(p0_type.type, sig->GetReturn(0));
|
|
EXPECT_EQ(p1_type.type, sig->GetReturn(1));
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, TooManyParams) {
|
|
static const byte data[] = {kWasmFunctionTypeCode,
|
|
WASM_I32V_3(kV8MaxWasmFunctionParams + 1),
|
|
kLocalI32, 0};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_FALSE(sig != nullptr);
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, TooManyReturns) {
|
|
for (int i = 0; i < 2; i++) {
|
|
bool enable_mv = i != 0;
|
|
WASM_FEATURE_SCOPE_VAL(mv, enable_mv);
|
|
const int max_return_count = static_cast<int>(
|
|
enable_mv ? kV8MaxWasmFunctionMultiReturns : kV8MaxWasmFunctionReturns);
|
|
byte data[] = {kWasmFunctionTypeCode, 0, WASM_I32V_3(max_return_count + 1),
|
|
kLocalI32};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Fail_off_end) {
|
|
byte data[256];
|
|
for (int p = 0; p <= 255; p = p + 1 + p * 3) {
|
|
for (int i = 0; i <= p; i++) data[i] = kLocalI32;
|
|
data[0] = static_cast<byte>(p);
|
|
|
|
for (int i = 0; i < p + 1; i++) {
|
|
// Should fall off the end for all signatures.
|
|
FunctionSig* sig = DecodeSig(data, data + i);
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Fail_anyref_without_flag) {
|
|
// Disable AnyRef support and check that decoding fails.
|
|
WASM_FEATURE_SCOPE_VAL(anyref, false);
|
|
byte ref_types[] = {kLocalAnyFunc, kLocalAnyRef};
|
|
for (byte invalid_type : ref_types) {
|
|
for (size_t i = 0;; i++) {
|
|
byte data[] = {SIG_ENTRY_x_xx(kLocalI32, kLocalI32, kLocalI32)};
|
|
if (i >= arraysize(data)) break;
|
|
data[i] = invalid_type;
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Fail_invalid_type) {
|
|
byte kInvalidType = 76;
|
|
for (size_t i = 0;; i++) {
|
|
byte data[] = {SIG_ENTRY_x_xx(kLocalI32, kLocalI32, kLocalI32)};
|
|
if (i >= arraysize(data)) break;
|
|
data[i] = kInvalidType;
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Fail_invalid_ret_type1) {
|
|
static const byte data[] = {SIG_ENTRY_x_x(kLocalVoid, kLocalI32)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Fail_invalid_param_type1) {
|
|
static const byte data[] = {SIG_ENTRY_x_x(kLocalI32, kLocalVoid)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
|
|
TEST_F(WasmSignatureDecodeTest, Fail_invalid_param_type2) {
|
|
static const byte data[] = {SIG_ENTRY_x_xx(kLocalI32, kLocalI32, kLocalVoid)};
|
|
FunctionSig* sig = DecodeSig(data, data + sizeof(data));
|
|
EXPECT_EQ(nullptr, sig);
|
|
}
|
|
|
|
class WasmFunctionVerifyTest : public TestWithIsolateAndZone {
|
|
public:
|
|
FunctionResult DecodeWasmFunction(const ModuleWireBytes& wire_bytes,
|
|
const WasmModule* module,
|
|
const byte* function_start,
|
|
const byte* function_end) {
|
|
WasmFeatures enabled_features;
|
|
return DecodeWasmFunctionForTesting(enabled_features, zone(), wire_bytes,
|
|
module, function_start, function_end,
|
|
isolate()->counters());
|
|
}
|
|
};
|
|
|
|
TEST_F(WasmFunctionVerifyTest, Ok_v_v_empty) {
|
|
static const byte data[] = {
|
|
SIG_ENTRY_v_v, // signature entry
|
|
4, // locals
|
|
3,
|
|
kLocalI32, // --
|
|
4,
|
|
kLocalI64, // --
|
|
5,
|
|
kLocalF32, // --
|
|
6,
|
|
kLocalF64, // --
|
|
kExprEnd // body
|
|
};
|
|
|
|
WasmModule module;
|
|
FunctionResult result = DecodeWasmFunction(ModuleWireBytes({}), &module, data,
|
|
data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
if (result.value() && result.ok()) {
|
|
WasmFunction* function = result.value().get();
|
|
EXPECT_EQ(0u, function->sig->parameter_count());
|
|
EXPECT_EQ(0u, function->sig->return_count());
|
|
EXPECT_EQ(COUNT_ARGS(SIG_ENTRY_v_v), function->code.offset());
|
|
EXPECT_EQ(sizeof(data), function->code.end_offset());
|
|
// TODO(titzer): verify encoding of local declarations
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, SectionWithoutNameLength) {
|
|
const byte data[] = {1};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, TheLoneliestOfValidModulesTheTrulyEmptyOne) {
|
|
const byte data[] = {
|
|
0, // unknown section code.
|
|
0, // Empty section name.
|
|
// No section name, no content, nothing but sadness.
|
|
0, // No section content.
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OnlyUnknownSectionEmpty) {
|
|
const byte data[] = {
|
|
UNKNOWN_SECTION(0),
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, OnlyUnknownSectionNonEmpty) {
|
|
const byte data[] = {
|
|
UNKNOWN_SECTION(5),
|
|
0xFF,
|
|
0xFF,
|
|
0xFF,
|
|
0xFF,
|
|
0xFF, // section data
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, SignatureFollowedByEmptyUnknownSection) {
|
|
const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// -----------------------------------------------------------
|
|
UNKNOWN_SECTION(0)};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, SignatureFollowedByUnknownSection) {
|
|
const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// -----------------------------------------------------------
|
|
UNKNOWN_SECTION(5), 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, UnknownSectionOverflow) {
|
|
static const byte data[] = {
|
|
UNKNOWN_SECTION(9),
|
|
1,
|
|
2,
|
|
3,
|
|
4,
|
|
5,
|
|
6,
|
|
7,
|
|
8,
|
|
9,
|
|
10, // 10 byte section
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, UnknownSectionUnderflow) {
|
|
static const byte data[] = {
|
|
UNKNOWN_SECTION(333),
|
|
1,
|
|
2,
|
|
3,
|
|
4, // 4 byte section
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, UnknownSectionSkipped) {
|
|
static const byte data[] = {
|
|
UNKNOWN_SECTION(1),
|
|
0, // one byte section
|
|
SECTION(Global, ENTRY_COUNT(1),
|
|
kLocalI32, // memory type
|
|
0, // exported
|
|
WASM_INIT_EXPR_I32V_1(33)), // init
|
|
};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(1u, result.value()->globals.size());
|
|
EXPECT_EQ(0u, result.value()->functions.size());
|
|
EXPECT_EQ(0u, result.value()->data_segments.size());
|
|
|
|
const WasmGlobal* global = &result.value()->globals.back();
|
|
|
|
EXPECT_EQ(kWasmI32, global->type);
|
|
EXPECT_EQ(0u, global->offset);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_empty) {
|
|
static const byte data[] = {SECTION(Type, ENTRY_COUNT(0)),
|
|
SECTION(Import, ENTRY_COUNT(0))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_nosigs1) {
|
|
static const byte data[] = {SECTION(Import, ENTRY_COUNT(0))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_mutable_global) {
|
|
{
|
|
static const byte data[] = {
|
|
SECTION(Import, // section header
|
|
ENTRY_COUNT(1), // number of imports
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // global name
|
|
kExternalGlobal, // import kind
|
|
kLocalI32, // type
|
|
0), // mutability
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
{
|
|
static const byte data[] = {
|
|
SECTION(Import, // section header
|
|
ENTRY_COUNT(1), // sig table
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // global name
|
|
kExternalGlobal, // import kind
|
|
kLocalI32, // type
|
|
1), // mutability
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_mutability_malformed) {
|
|
static const byte data[] = {
|
|
SECTION(Import,
|
|
ENTRY_COUNT(1), // --
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('g'), // global name
|
|
kExternalGlobal, // import kind
|
|
kLocalI32, // type
|
|
2), // invalid mutability
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_nosigs2) {
|
|
static const byte data[] = {
|
|
SECTION(Import, ENTRY_COUNT(1), // sig table
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // function name
|
|
kExternalFunction, // import kind
|
|
SIG_INDEX(0)), // sig index
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_invalid_sig) {
|
|
static const byte data[] = {
|
|
SECTION(Type, ENTRY_COUNT(0)), // --
|
|
SECTION(Import, ENTRY_COUNT(1), // --
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // function name
|
|
kExternalFunction, // import kind
|
|
SIG_INDEX(0)), // sig index
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_one_sig) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
SECTION(Import,
|
|
ENTRY_COUNT(1), // --
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // function name
|
|
kExternalFunction, // import kind
|
|
SIG_INDEX(0)), // sig index
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_invalid_module) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, // --
|
|
SECTION(Import, // --
|
|
ENTRY_COUNT(1), // --
|
|
NO_NAME, // module name
|
|
ADD_COUNT('f'), // function name
|
|
kExternalFunction, // import kind
|
|
SIG_INDEX(0), // sig index
|
|
0), // auxiliary data
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ImportTable_off_end) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
SECTION(Import, ENTRY_COUNT(1),
|
|
ADD_COUNT('m'), // module name
|
|
ADD_COUNT('f'), // function name
|
|
kExternalFunction), // import kind
|
|
SIG_INDEX(0), // sig index (outside import section!)
|
|
};
|
|
|
|
EXPECT_OFF_END_FAILURE(data, arraysize(data) - 3);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTable_empty1) {
|
|
static const byte data[] = { // signatures
|
|
SIGNATURES_SECTION_VOID_VOID, // --
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
SECTION(Export, ENTRY_COUNT(0)), // --
|
|
ONE_EMPTY_BODY};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(1u, result.value()->functions.size());
|
|
EXPECT_EQ(0u, result.value()->export_table.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTable_empty2) {
|
|
static const byte data[] = {SECTION(Type, ENTRY_COUNT(0)),
|
|
SECTION(Export, ENTRY_COUNT(0))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTable_NoFunctions2) {
|
|
static const byte data[] = {SECTION(Export, ENTRY_COUNT(0))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTableOne) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
SECTION(Export,
|
|
ENTRY_COUNT(1), // exports
|
|
NO_NAME, // --
|
|
kExternalFunction, // --
|
|
FUNC_INDEX(0)), // --
|
|
ONE_EMPTY_BODY};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(1u, result.value()->functions.size());
|
|
EXPECT_EQ(1u, result.value()->export_table.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportNameWithInvalidStringLength) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
SECTION(Export,
|
|
ENTRY_COUNT(1), // exports
|
|
U32V_1(84), // invalid string length
|
|
'e', // --
|
|
kExternalFunction, // --
|
|
FUNC_INDEX(0), // --
|
|
0, 0, 0) // auxiliary data
|
|
};
|
|
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTableTwo) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
SECTION(Export,
|
|
ENTRY_COUNT(2), // exports
|
|
ADD_COUNT('n', 'a', 'm', 'e'), // --
|
|
kExternalFunction, // --
|
|
FUNC_INDEX(0), // --
|
|
ADD_COUNT('n', 'o', 'm'), // --
|
|
kExternalFunction, // --
|
|
FUNC_INDEX(0)), // --
|
|
ONE_EMPTY_BODY};
|
|
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(1u, result.value()->functions.size());
|
|
EXPECT_EQ(2u, result.value()->export_table.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTableThree) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, THREE_EMPTY_FUNCTIONS(SIG_INDEX(0)),
|
|
SECTION(Export,
|
|
ENTRY_COUNT(3), // exports
|
|
ADD_COUNT('a'), // --
|
|
kExternalFunction,
|
|
FUNC_INDEX(0), // --
|
|
ADD_COUNT('b'), // --
|
|
kExternalFunction,
|
|
FUNC_INDEX(1), // --
|
|
ADD_COUNT('c'), // --
|
|
kExternalFunction,
|
|
FUNC_INDEX(2)), // --
|
|
THREE_EMPTY_BODIES};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_OK(result);
|
|
|
|
EXPECT_EQ(3u, result.value()->functions.size());
|
|
EXPECT_EQ(3u, result.value()->export_table.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTableThreeOne) {
|
|
for (int i = 0; i < 6; i++) {
|
|
const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, THREE_EMPTY_FUNCTIONS(SIG_INDEX(0)),
|
|
SECTION(Export,
|
|
ENTRY_COUNT(1), // exports
|
|
ADD_COUNT('e', 'x'), // --
|
|
kExternalFunction,
|
|
FUNC_INDEX(i)), // --
|
|
THREE_EMPTY_BODIES};
|
|
|
|
if (i < 3) {
|
|
EXPECT_VERIFIES(data);
|
|
} else {
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, ExportTableOne_off_end) {
|
|
static const byte data[] = {
|
|
// signatures
|
|
SIGNATURES_SECTION_VOID_VOID, ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
SECTION(Export,
|
|
ENTRY_COUNT(1), // exports
|
|
NO_NAME, // --
|
|
kExternalFunction,
|
|
FUNC_INDEX(0), // --
|
|
0, 0, 0) // auxiliary data
|
|
};
|
|
|
|
EXPECT_OFF_END_FAILURE(data, arraysize(data) - 3);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Regression_648070) {
|
|
static const byte data[] = {
|
|
SECTION(Type, ENTRY_COUNT(0)), // --
|
|
SECTION(Function, U32V_5(3500228624)) // function count = 3500228624
|
|
}; // --
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Regression_738097) {
|
|
// The function body size caused an integer overflow in the module decoder.
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // --
|
|
SECTION(Code, // --
|
|
ENTRY_COUNT(1), // --
|
|
U32V_5(0xFFFFFFFF), // function size,
|
|
0) // No real body
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionBodySizeLimit) {
|
|
const uint32_t delta = 3;
|
|
for (uint32_t body_size = kV8MaxWasmFunctionSize - delta;
|
|
body_size < kV8MaxWasmFunctionSize + delta; body_size++) {
|
|
byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // --
|
|
kCodeSectionCode, // code section
|
|
U32V_5(1 + body_size + 5), // section size
|
|
1, // # functions
|
|
U32V_5(body_size) // body size
|
|
};
|
|
size_t total = sizeof(data) + body_size;
|
|
byte* buffer = reinterpret_cast<byte*>(calloc(1, total));
|
|
memcpy(buffer, data, sizeof(data));
|
|
ModuleResult result = DecodeModule(buffer, buffer + total);
|
|
if (body_size <= kV8MaxWasmFunctionSize) {
|
|
EXPECT_TRUE(result.ok());
|
|
} else {
|
|
EXPECT_FALSE(result.ok());
|
|
}
|
|
free(buffer);
|
|
}
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionBodies_empty) {
|
|
static const byte data[] = {
|
|
EMPTY_SIGNATURES_SECTION, // --
|
|
EMPTY_FUNCTION_SIGNATURES_SECTION, // --
|
|
EMPTY_FUNCTION_BODIES_SECTION // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionBodies_one_empty) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // --
|
|
ONE_EMPTY_BODY // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionBodies_one_nop) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // --
|
|
SECTION(Code, ENTRY_COUNT(1), NOP_BODY) // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionBodies_count_mismatch1) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(2, 0, 0), // --
|
|
ONE_EMPTY_BODY // --
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionBodies_count_mismatch2) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // --
|
|
SECTION(Code, ENTRY_COUNT(2), NOP_BODY, NOP_BODY) // --
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Names_empty) {
|
|
static const byte data[] = {
|
|
EMPTY_SIGNATURES_SECTION, EMPTY_FUNCTION_SIGNATURES_SECTION,
|
|
EMPTY_FUNCTION_BODIES_SECTION, EMPTY_NAMES_SECTION};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Names_one_empty) {
|
|
// TODO(wasm): This test does not test anything (corrupt name section does not
|
|
// fail validation).
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // --
|
|
ONE_EMPTY_BODY, // --
|
|
SECTION_NAMES(ENTRY_COUNT(1), FOO_STRING, NO_LOCAL_NAMES) // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Names_two_empty) {
|
|
// TODO(wasm): This test does not test anything (corrupt name section does not
|
|
// fail validation).
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // --
|
|
FUNCTION_SIGNATURES_SECTION(2, 0, 0), // --
|
|
TWO_EMPTY_BODIES, // --
|
|
SECTION_NAMES(ENTRY_COUNT(2), // --
|
|
FOO_STRING, NO_LOCAL_NAMES, // --
|
|
FOO_STRING, NO_LOCAL_NAMES), // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Regression684855) {
|
|
static const byte data[] = {
|
|
SECTION_NAMES(0xFB, // functions count
|
|
0x27, // |
|
|
0x00, // function name length
|
|
0xFF, // local names count
|
|
0xFF, // |
|
|
0xFF, // |
|
|
0xFF, // |
|
|
0xFF, // |
|
|
0xFF, // error: "varint too large"
|
|
0xFF, // |
|
|
0x00, // --
|
|
0x00) // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, FunctionSectionWithoutCodeSection) {
|
|
static const byte data[] = {
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // Type section.
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // Function section.
|
|
};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "function count is 1, but code section is absent");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, CodeSectionWithoutFunctionSection) {
|
|
static const byte data[] = {ONE_EMPTY_BODY};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "function body count 1 mismatch (0 expected)");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, EmptyFunctionSectionWithoutCodeSection) {
|
|
static const byte data[] = {SECTION(Function, ENTRY_COUNT(0))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, EmptyCodeSectionWithoutFunctionSection) {
|
|
static const byte data[] = {SECTION(Code, ENTRY_COUNT(0))};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
class WasmInitExprDecodeTest : public TestWithZone {
|
|
public:
|
|
WasmInitExprDecodeTest() = default;
|
|
|
|
WasmFeatures enabled_features_;
|
|
|
|
WasmInitExpr DecodeInitExpr(const byte* start, const byte* end) {
|
|
return DecodeWasmInitExprForTesting(enabled_features_, start, end);
|
|
}
|
|
};
|
|
|
|
#define EXPECT_INIT_EXPR(Type, type, value, ...) \
|
|
{ \
|
|
static const byte data[] = {__VA_ARGS__, kExprEnd}; \
|
|
WasmInitExpr expr = DecodeInitExpr(data, data + sizeof(data)); \
|
|
EXPECT_EQ(WasmInitExpr::k##Type##Const, expr.kind); \
|
|
EXPECT_EQ(value, expr.val.type##_const); \
|
|
}
|
|
|
|
#define EXPECT_INIT_EXPR_FAIL(...) \
|
|
{ \
|
|
static const byte data[] = {__VA_ARGS__, kExprEnd}; \
|
|
WasmInitExpr expr = DecodeInitExpr(data, data + sizeof(data)); \
|
|
EXPECT_EQ(WasmInitExpr::kNone, expr.kind); \
|
|
}
|
|
|
|
TEST_F(WasmInitExprDecodeTest, InitExpr_i32) {
|
|
EXPECT_INIT_EXPR(I32, i32, 33, WASM_I32V_1(33));
|
|
EXPECT_INIT_EXPR(I32, i32, -21, WASM_I32V_1(-21));
|
|
EXPECT_INIT_EXPR(I32, i32, 437, WASM_I32V_2(437));
|
|
EXPECT_INIT_EXPR(I32, i32, 77777, WASM_I32V_3(77777));
|
|
}
|
|
|
|
TEST_F(WasmInitExprDecodeTest, InitExpr_f32) {
|
|
EXPECT_INIT_EXPR(F32, f32, static_cast<float>(13.1), WASM_F32(13.1));
|
|
EXPECT_INIT_EXPR(F32, f32, static_cast<float>(-21.1), WASM_F32(-21.1));
|
|
EXPECT_INIT_EXPR(F32, f32, static_cast<float>(437.2), WASM_F32(437.2));
|
|
EXPECT_INIT_EXPR(F32, f32, static_cast<float>(77777.3), WASM_F32(77777.3));
|
|
}
|
|
|
|
TEST_F(WasmInitExprDecodeTest, InitExpr_i64) {
|
|
EXPECT_INIT_EXPR(I64, i64, 33, WASM_I64V_1(33));
|
|
EXPECT_INIT_EXPR(I64, i64, -21, WASM_I64V_2(-21));
|
|
EXPECT_INIT_EXPR(I64, i64, 437, WASM_I64V_5(437));
|
|
EXPECT_INIT_EXPR(I64, i64, 77777, WASM_I64V_7(77777));
|
|
}
|
|
|
|
TEST_F(WasmInitExprDecodeTest, InitExpr_f64) {
|
|
EXPECT_INIT_EXPR(F64, f64, 83.22, WASM_F64(83.22));
|
|
EXPECT_INIT_EXPR(F64, f64, -771.3, WASM_F64(-771.3));
|
|
EXPECT_INIT_EXPR(F64, f64, 43703.0, WASM_F64(43703.0));
|
|
EXPECT_INIT_EXPR(F64, f64, 77999.1, WASM_F64(77999.1));
|
|
}
|
|
|
|
TEST_F(WasmInitExprDecodeTest, InitExpr_AnyRef) {
|
|
WASM_FEATURE_SCOPE(anyref);
|
|
static const byte data[] = {kExprRefNull, kExprEnd};
|
|
WasmInitExpr expr = DecodeInitExpr(data, data + sizeof(data));
|
|
EXPECT_EQ(WasmInitExpr::kRefNullConst, expr.kind);
|
|
}
|
|
|
|
TEST_F(WasmInitExprDecodeTest, InitExpr_illegal) {
|
|
EXPECT_INIT_EXPR_FAIL(WASM_I32V_1(0), WASM_I32V_1(0));
|
|
EXPECT_INIT_EXPR_FAIL(WASM_GET_LOCAL(0));
|
|
EXPECT_INIT_EXPR_FAIL(WASM_SET_LOCAL(0, WASM_I32V_1(0)));
|
|
EXPECT_INIT_EXPR_FAIL(WASM_I32_ADD(WASM_I32V_1(0), WASM_I32V_1(0)));
|
|
EXPECT_INIT_EXPR_FAIL(WASM_IF_ELSE(WASM_ZERO, WASM_ZERO, WASM_ZERO));
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Multiple_Named_Sections) {
|
|
static const byte data[] = {
|
|
SECTION(Unknown, ADD_COUNT('X'), 17, 18), // --
|
|
SECTION(Unknown, ADD_COUNT('f', 'o', 'o'), 5, 6, 7, 8, 9), // --
|
|
SECTION(Unknown, ADD_COUNT('o', 't', 'h', 'e', 'r'), 7, 8), // --
|
|
};
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, Section_Name_No_UTF8) {
|
|
static const byte data[] = {SECTION(Unknown, 1, 0xFF, 17, 18)};
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
class WasmModuleCustomSectionTest : public TestWithIsolateAndZone {
|
|
public:
|
|
void CheckSections(const byte* module_start, const byte* module_end,
|
|
const CustomSectionOffset* expected, size_t num_expected) {
|
|
std::vector<CustomSectionOffset> custom_sections =
|
|
DecodeCustomSections(module_start, module_end);
|
|
|
|
CHECK_EQ(num_expected, custom_sections.size());
|
|
|
|
for (size_t i = 0; i < num_expected; i++) {
|
|
EXPECT_EQ(expected[i].section.offset(),
|
|
custom_sections[i].section.offset());
|
|
EXPECT_EQ(expected[i].section.length(),
|
|
custom_sections[i].section.length());
|
|
EXPECT_EQ(expected[i].name.offset(), custom_sections[i].name.offset());
|
|
EXPECT_EQ(expected[i].name.length(), custom_sections[i].name.length());
|
|
EXPECT_EQ(expected[i].payload.offset(),
|
|
custom_sections[i].payload.offset());
|
|
EXPECT_EQ(expected[i].payload.length(),
|
|
custom_sections[i].payload.length());
|
|
}
|
|
}
|
|
};
|
|
|
|
TEST_F(WasmModuleCustomSectionTest, ThreeUnknownSections) {
|
|
static constexpr byte data[] = {
|
|
U32_LE(kWasmMagic), // --
|
|
U32_LE(kWasmVersion), // --
|
|
SECTION(Unknown, 1, 'X', 17, 18), // --
|
|
SECTION(Unknown, 3, 'f', 'o', 'o', 5, 6, 7, 8, 9), // --
|
|
SECTION(Unknown, 5, 'o', 't', 'h', 'e', 'r', 7, 8), // --
|
|
};
|
|
|
|
static const CustomSectionOffset expected[] = {
|
|
// section, name, payload
|
|
{{10, 4}, {11, 1}, {12, 2}}, // --
|
|
{{16, 9}, {17, 3}, {20, 5}}, // --
|
|
{{27, 8}, {28, 5}, {33, 2}}, // --
|
|
};
|
|
|
|
CheckSections(data, data + sizeof(data), expected, arraysize(expected));
|
|
}
|
|
|
|
TEST_F(WasmModuleCustomSectionTest, TwoKnownTwoUnknownSections) {
|
|
static const byte data[] = {
|
|
U32_LE(kWasmMagic), // --
|
|
U32_LE(kWasmVersion), // --
|
|
SIGNATURES_SECTION(2, SIG_ENTRY_v_v, SIG_ENTRY_v_v), // --
|
|
SECTION(Unknown, ADD_COUNT('X'), 17, 18), // --
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)), // --
|
|
SECTION(Unknown, ADD_COUNT('o', 't', 'h', 'e', 'r'), 7, 8), // --
|
|
};
|
|
|
|
static const CustomSectionOffset expected[] = {
|
|
// section, name, payload
|
|
{{19, 4}, {20, 1}, {21, 2}}, // --
|
|
{{29, 8}, {30, 5}, {35, 2}}, // --
|
|
};
|
|
|
|
CheckSections(data, data + sizeof(data), expected, arraysize(expected));
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, SourceMappingURLSection) {
|
|
static const byte data[] = {
|
|
SECTION_SRC_MAP('s', 'r', 'c', '/', 'x', 'y', 'z', '.', 'c')};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_TRUE(result.ok());
|
|
EXPECT_EQ("src/xyz.c", result.value()->source_map_url);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, BadSourceMappingURLSection) {
|
|
static const byte data[] = {
|
|
SECTION_SRC_MAP('s', 'r', 'c', '/', 'x', 0xff, 'z', '.', 'c')};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_TRUE(result.ok());
|
|
EXPECT_EQ(0u, result.value()->source_map_url.size());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleSourceMappingURLSections) {
|
|
static const byte data[] = {SECTION_SRC_MAP('a', 'b', 'c'),
|
|
SECTION_SRC_MAP('p', 'q', 'r')};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_TRUE(result.ok());
|
|
EXPECT_EQ("abc", result.value()->source_map_url);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleNameSections) {
|
|
static const byte data[] = {
|
|
SECTION_NAMES(0, ADD_COUNT(ADD_COUNT('a', 'b', 'c'))),
|
|
SECTION_NAMES(0, ADD_COUNT(ADD_COUNT('p', 'q', 'r', 's')))};
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_TRUE(result.ok());
|
|
EXPECT_EQ(3u, result.value()->name.length());
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, PassiveDataSegment) {
|
|
static const byte data[] = {
|
|
// memory declaration ----------------------------------------------------
|
|
SECTION(Memory, ENTRY_COUNT(1), 0, 1),
|
|
// data segments --------------------------------------------------------
|
|
SECTION(Data, ENTRY_COUNT(1), PASSIVE, ADD_COUNT('h', 'i')),
|
|
};
|
|
EXPECT_FAILURE(data);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
EXPECT_VERIFIES(data);
|
|
EXPECT_OFF_END_FAILURE(data, arraysize(data) - 5);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, PassiveElementSegment) {
|
|
static const byte data[] = {
|
|
// sig#0 -----------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs -----------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration -----------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 1),
|
|
// element segments -----------------------------------------------------
|
|
SECTION(Element, ENTRY_COUNT(1), PASSIVE, kLocalAnyFunc, U32V_1(3),
|
|
REF_FUNC_ELEMENT(0), REF_FUNC_ELEMENT(0), REF_NULL_ELEMENT),
|
|
// code ------------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
EXPECT_FAILURE(data);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
EXPECT_VERIFIES(data);
|
|
EXPECT_OFF_END_FAILURE(data, arraysize(data) - 5);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, PassiveElementSegmentAnyRef) {
|
|
static const byte data[] = {
|
|
// sig#0 -----------------------------------------------------------------
|
|
SIGNATURES_SECTION_VOID_VOID,
|
|
// funcs -----------------------------------------------------------------
|
|
ONE_EMPTY_FUNCTION(SIG_INDEX(0)),
|
|
// table declaration -----------------------------------------------------
|
|
SECTION(Table, ENTRY_COUNT(1), kLocalAnyFunc, 0, 1),
|
|
// element segments -----------------------------------------------------
|
|
SECTION(Element, ENTRY_COUNT(1), PASSIVE, kLocalAnyRef, U32V_1(0)),
|
|
// code ------------------------------------------------------------------
|
|
ONE_EMPTY_BODY};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
EXPECT_FAILURE(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSectionCorrectPlacement) {
|
|
static const byte data[] = {SECTION(Element, ENTRY_COUNT(0)),
|
|
SECTION(DataCount, ENTRY_COUNT(0)),
|
|
SECTION(Code, ENTRY_COUNT(0))};
|
|
EXPECT_FAILURE(data);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSectionAfterCode) {
|
|
static const byte data[] = {SECTION(Code, ENTRY_COUNT(0)),
|
|
SECTION(DataCount, ENTRY_COUNT(0))};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result,
|
|
"The DataCount section must appear before the Code section");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSectionBeforeElement) {
|
|
static const byte data[] = {SECTION(DataCount, ENTRY_COUNT(0)),
|
|
SECTION(Element, ENTRY_COUNT(0))};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "unexpected section <Element>");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSectionAfterStartBeforeElement) {
|
|
STATIC_ASSERT(kStartSectionCode + 1 == kElementSectionCode);
|
|
static const byte data[] = {
|
|
// We need the start section for this test, but the start section must
|
|
// reference a valid function, which requires the type and function
|
|
// sections too.
|
|
SIGNATURES_SECTION(1, SIG_ENTRY_v_v), // Type section.
|
|
FUNCTION_SIGNATURES_SECTION(1, 0), // Function section.
|
|
|
|
SECTION(Start, U32V_1(0)), // Start section.
|
|
SECTION(DataCount, ENTRY_COUNT(0)), // DataCount section.
|
|
SECTION(Element, ENTRY_COUNT(0)) // Element section.
|
|
};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "unexpected section <Element>");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, MultipleDataCountSections) {
|
|
static const byte data[] = {SECTION(DataCount, ENTRY_COUNT(0)),
|
|
SECTION(DataCount, ENTRY_COUNT(0))};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "Multiple DataCount sections not allowed");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSegmentCountMatch) {
|
|
static const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), 0, 1), // Memory section.
|
|
SECTION(DataCount, ENTRY_COUNT(1)), // DataCount section.
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0, // Data section.
|
|
WASM_INIT_EXPR_I32V_1(12), ADD_COUNT('h', 'i'))};
|
|
|
|
EXPECT_FAILURE(data);
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
EXPECT_VERIFIES(data);
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSegmentCount_greater) {
|
|
static const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), 0, 1), // Memory section.
|
|
SECTION(DataCount, ENTRY_COUNT(3)), // DataCount section.
|
|
SECTION(Data, ENTRY_COUNT(0))}; // Data section.
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "data segments count 0 mismatch (3 expected)");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSegmentCount_less) {
|
|
static const byte data[] = {
|
|
SECTION(Memory, ENTRY_COUNT(1), 0, 1), // Memory section.
|
|
SECTION(DataCount, ENTRY_COUNT(0)), // DataCount section.
|
|
SECTION(Data, ENTRY_COUNT(1), LINEAR_MEMORY_INDEX_0, // Data section.
|
|
WASM_INIT_EXPR_I32V_1(12), ADD_COUNT('a', 'b', 'c'))};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "data segments count 1 mismatch (0 expected)");
|
|
}
|
|
|
|
TEST_F(WasmModuleVerifyTest, DataCountSegmentCount_omitted) {
|
|
static const byte data[] = {SECTION(Memory, ENTRY_COUNT(1), 0, 1),
|
|
SECTION(DataCount, ENTRY_COUNT(1))};
|
|
WASM_FEATURE_SCOPE(bulk_memory);
|
|
ModuleResult result = DecodeModule(data, data + sizeof(data));
|
|
EXPECT_NOT_OK(result, "data segments count 0 mismatch (1 expected)");
|
|
}
|
|
|
|
#undef WASM_FEATURE_SCOPE
|
|
#undef WASM_FEATURE_SCOPE_VAL
|
|
#undef EXPECT_INIT_EXPR
|
|
#undef EXPECT_INIT_EXPR_FAIL
|
|
#undef WASM_INIT_EXPR_I32V_1
|
|
#undef WASM_INIT_EXPR_I32V_2
|
|
#undef WASM_INIT_EXPR_I32V_3
|
|
#undef WASM_INIT_EXPR_I32V_4
|
|
#undef WASM_INIT_EXPR_I32V_5
|
|
#undef WASM_INIT_EXPR_F32
|
|
#undef WASM_INIT_EXPR_I64
|
|
#undef WASM_INIT_EXPR_F64
|
|
#undef WASM_INIT_EXPR_ANYREF
|
|
#undef WASM_INIT_EXPR_GLOBAL
|
|
#undef REF_NULL_ELEMENT
|
|
#undef REF_FUNC_ELEMENT
|
|
#undef EMPTY_BODY
|
|
#undef NOP_BODY
|
|
#undef SIG_ENTRY_i_i
|
|
#undef UNKNOWN_SECTION
|
|
#undef COUNT_ARGS
|
|
#undef CHECK_LEB1
|
|
#undef ADD_COUNT
|
|
#undef SECTION
|
|
#undef SIGNATURES_SECTION
|
|
#undef FUNCTION_SIGNATURES_SECTION
|
|
#undef FOO_STRING
|
|
#undef NO_LOCAL_NAMES
|
|
#undef EMPTY_SIGNATURES_SECTION
|
|
#undef EMPTY_FUNCTION_SIGNATURES_SECTION
|
|
#undef EMPTY_FUNCTION_BODIES_SECTION
|
|
#undef SECTION_NAMES
|
|
#undef EMPTY_NAMES_SECTION
|
|
#undef SECTION_SRC_MAP
|
|
#undef SECTION_COMPILATION_HINTS
|
|
#undef FAIL_IF_NO_EXPERIMENTAL_EH
|
|
#undef X1
|
|
#undef X2
|
|
#undef X3
|
|
#undef X4
|
|
#undef ONE_EMPTY_FUNCTION
|
|
#undef TWO_EMPTY_FUNCTIONS
|
|
#undef THREE_EMPTY_FUNCTIONS
|
|
#undef FOUR_EMPTY_FUNCTIONS
|
|
#undef ONE_EMPTY_BODY
|
|
#undef TWO_EMPTY_BODIES
|
|
#undef THREE_EMPTY_BODIES
|
|
#undef FOUR_EMPTY_BODIES
|
|
#undef SIGNATURES_SECTION_VOID_VOID
|
|
#undef LINEAR_MEMORY_INDEX_0
|
|
#undef EXCEPTION_ENTRY
|
|
#undef EXPECT_VERIFIES
|
|
#undef EXPECT_FAILURE_LEN
|
|
#undef EXPECT_FAILURE
|
|
#undef EXPECT_OFF_END_FAILURE
|
|
#undef EXPECT_OK
|
|
#undef EXPECT_NOT_OK
|
|
|
|
} // namespace module_decoder_unittest
|
|
} // namespace wasm
|
|
} // namespace internal
|
|
} // namespace v8
|