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008888c8cb
v8/test/unittests/wasm/ast-decoder-unittest.cc
titzer 008888c8cb [wasm] Allocate WasmModule and WasmModuleInstance vectors inline. 
R=bradnelson@chromium.org,ahaas@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1745863002

Cr-Commit-Position: refs/heads/master@{#34351}
2016-02-28 19:05:42 +00:00

2469 lines
76 KiB
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// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "test/unittests/test-utils.h"
#include "src/v8.h"
#include "test/cctest/wasm/test-signatures.h"
#include "src/objects.h"
#include "src/wasm/ast-decoder.h"
#include "src/wasm/wasm-macro-gen.h"
#include "src/wasm/wasm-module.h"
namespace v8 {
namespace internal {
namespace wasm {
static const byte kCodeGetLocal0[] = {kExprGetLocal, 0};
static const byte kCodeGetLocal1[] = {kExprGetLocal, 1};
static const byte kCodeSetLocal0[] = {kExprSetLocal, 0, kExprI8Const, 0};
static const LocalType kLocalTypes[] = {kAstI32, kAstI64, kAstF32, kAstF64};
static const MachineType machineTypes[] = {
MachineType::Int8(), MachineType::Uint8(), MachineType::Int16(),
MachineType::Uint16(), MachineType::Int32(), MachineType::Uint32(),
MachineType::Int64(), MachineType::Uint64(), MachineType::Float32(),
MachineType::Float64()};
static const WasmOpcode kInt32BinopOpcodes[] = {
kExprI32Add, kExprI32Sub, kExprI32Mul, kExprI32DivS, kExprI32DivU,
kExprI32RemS, kExprI32RemU, kExprI32And, kExprI32Ior, kExprI32Xor,
kExprI32Shl, kExprI32ShrU, kExprI32ShrS, kExprI32Eq, kExprI32LtS,
kExprI32LeS, kExprI32LtU, kExprI32LeU};
#define WASM_BRV_IF_ZERO(depth, val) \
kExprBrIf, static_cast<byte>(depth), val, WASM_ZERO
#define EXPECT_VERIFIES(env, x) Verify(kSuccess, env, x, x + arraysize(x))
#define EXPECT_FAILURE(env, x) Verify(kError, env, x, x + arraysize(x))
#define EXPECT_VERIFIES_INLINE(env, ...) \
do { \
static byte code[] = {__VA_ARGS__}; \
Verify(kSuccess, env, code, code + arraysize(code)); \
} while (false)
#define EXPECT_FAILURE_INLINE(env, ...) \
do { \
static byte code[] = {__VA_ARGS__}; \
Verify(kError, env, code, code + arraysize(code)); \
} while (false)
#define VERIFY(...) \
do { \
static const byte code[] = {__VA_ARGS__}; \
Verify(kSuccess, &env_v_i, code, code + sizeof(code)); \
} while (false)
class WasmDecoderTest : public TestWithZone {
public:
WasmDecoderTest() : TestWithZone(), sigs() {
init_env(&env_i_i, sigs.i_i());
init_env(&env_v_v, sigs.v_v());
init_env(&env_v_i, sigs.v_i());
init_env(&env_i_f, sigs.i_f());
init_env(&env_i_d, sigs.i_d());
init_env(&env_l_l, sigs.l_l());
init_env(&env_f_ff, sigs.f_ff());
init_env(&env_d_dd, sigs.d_dd());
}
TestSignatures sigs;
FunctionEnv env_i_i;
FunctionEnv env_v_v;
FunctionEnv env_v_i;
FunctionEnv env_i_f;
FunctionEnv env_i_d;
FunctionEnv env_l_l;
FunctionEnv env_f_ff;
FunctionEnv env_d_dd;
static void init_env(FunctionEnv* env, FunctionSig* sig) {
env->module = nullptr;
env->sig = sig;
env->local_i32_count = 0;
env->local_i64_count = 0;
env->local_f32_count = 0;
env->local_f64_count = 0;
env->SumLocals();
}
// A wrapper around VerifyWasmCode() that renders a nice failure message.
void Verify(ErrorCode expected, FunctionEnv* env, const byte* start,
const byte* end) {
TreeResult result = VerifyWasmCode(env, start, end);
if (result.error_code != expected) {
ptrdiff_t pc = result.error_pc - result.start;
ptrdiff_t pt = result.error_pt - result.start;
std::ostringstream str;
if (expected == kSuccess) {
str << "Verification failed: " << result.error_code << " pc = +" << pc;
if (result.error_pt) str << ", pt = +" << pt;
str << ", msg = " << result.error_msg.get();
} else {
str << "Verification expected: " << expected << ", but got "
<< result.error_code;
if (result.error_code != kSuccess) {
str << " pc = +" << pc;
if (result.error_pt) str << ", pt = +" << pt;
}
}
FATAL(str.str().c_str());
}
}
void TestBinop(WasmOpcode opcode, FunctionSig* success) {
// op(local[0], local[1])
byte code[] = {static_cast<byte>(opcode), kExprGetLocal, 0, kExprGetLocal,
1};
FunctionEnv env;
init_env(&env, success);
EXPECT_VERIFIES(&env, code);
// Try all combinations of return and parameter types.
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
for (size_t j = 0; j < arraysize(kLocalTypes); j++) {
for (size_t k = 0; k < arraysize(kLocalTypes); k++) {
LocalType types[] = {kLocalTypes[i], kLocalTypes[j], kLocalTypes[k]};
if (types[0] != success->GetReturn(0) ||
types[1] != success->GetParam(0) ||
types[2] != success->GetParam(1)) {
// Test signature mismatch.
FunctionSig sig(1, 2, types);
init_env(&env, &sig);
EXPECT_FAILURE(&env, code);
}
}
}
}
}
void TestUnop(WasmOpcode opcode, FunctionSig* success) {
TestUnop(opcode, success->GetReturn(), success->GetParam(0));
}
void TestUnop(WasmOpcode opcode, LocalType ret_type, LocalType param_type) {
// Return(op(local[0]))
byte code[] = {static_cast<byte>(opcode), kExprGetLocal, 0};
FunctionEnv env;
{
LocalType types[] = {ret_type, param_type};
FunctionSig sig(1, 1, types);
init_env(&env, &sig);
EXPECT_VERIFIES(&env, code);
}
// Try all combinations of return and parameter types.
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
for (size_t j = 0; j < arraysize(kLocalTypes); j++) {
LocalType types[] = {kLocalTypes[i], kLocalTypes[j]};
if (types[0] != ret_type || types[1] != param_type) {
// Test signature mismatch.
FunctionSig sig(1, 1, types);
init_env(&env, &sig);
EXPECT_FAILURE(&env, code);
}
}
}
}
};
static FunctionEnv CreateInt32FunctionEnv(FunctionSig* sig, int count) {
FunctionEnv env;
env.module = nullptr;
env.sig = sig;
env.local_i32_count = count;
env.local_f64_count = 0;
env.local_f32_count = 0;
env.total_locals = static_cast<unsigned>(count + sig->parameter_count());
return env;
}
TEST_F(WasmDecoderTest, Int8Const) {
byte code[] = {kExprI8Const, 0};
for (int i = -128; i < 128; i++) {
code[1] = static_cast<byte>(i);
EXPECT_VERIFIES(&env_i_i, code);
}
}
TEST_F(WasmDecoderTest, EmptyFunction) {
byte code[] = {0};
Verify(kSuccess, &env_v_v, code, code);
Verify(kError, &env_i_i, code, code);
}
TEST_F(WasmDecoderTest, IncompleteIf1) {
byte code[] = {kExprIf};
EXPECT_FAILURE(&env_v_v, code);
EXPECT_FAILURE(&env_i_i, code);
}
TEST_F(WasmDecoderTest, IncompleteIf2) {
byte code[] = {kExprIf, kExprI8Const, 0};
EXPECT_FAILURE(&env_v_v, code);
EXPECT_FAILURE(&env_i_i, code);
}
TEST_F(WasmDecoderTest, Int8Const_fallthru) {
byte code[] = {kExprI8Const, 0, kExprI8Const, 1};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, Int32Const) {
byte code[] = {kExprI32Const, 0, 0, 0, 0};
int32_t* ptr = reinterpret_cast<int32_t*>(code + 1);
const int kInc = 4498211;
for (int32_t i = kMinInt; i < kMaxInt - kInc; i = i + kInc) {
*ptr = i;
EXPECT_VERIFIES(&env_i_i, code);
}
}
TEST_F(WasmDecoderTest, Int8Const_fallthru2) {
byte code[] = {kExprI8Const, 0, kExprI32Const, 1, 2, 3, 4};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, Int64Const) {
byte code[] = {kExprI64Const, 0, 0, 0, 0, 0, 0, 0, 0};
int64_t* ptr = reinterpret_cast<int64_t*>(code + 1);
const int kInc = 4498211;
for (int32_t i = kMinInt; i < kMaxInt - kInc; i = i + kInc) {
*ptr = (static_cast<int64_t>(i) << 32) | i;
EXPECT_VERIFIES(&env_l_l, code);
}
}
TEST_F(WasmDecoderTest, Float32Const) {
byte code[] = {kExprF32Const, 0, 0, 0, 0};
float* ptr = reinterpret_cast<float*>(code + 1);
for (int i = 0; i < 30; i++) {
*ptr = i * -7.75f;
EXPECT_VERIFIES(&env_f_ff, code);
}
}
TEST_F(WasmDecoderTest, Float64Const) {
byte code[] = {kExprF64Const, 0, 0, 0, 0, 0, 0, 0, 0};
double* ptr = reinterpret_cast<double*>(code + 1);
for (int i = 0; i < 30; i++) {
*ptr = i * 33.45;
EXPECT_VERIFIES(&env_d_dd, code);
}
}
TEST_F(WasmDecoderTest, Int32Const_off_end) {
byte code[] = {kExprI32Const, 0xaa, 0xbb, 0xcc, 0x44};
for (int size = 1; size <= 4; size++) {
Verify(kError, &env_i_i, code, code + size);
}
}
TEST_F(WasmDecoderTest, GetLocal0_param) {
EXPECT_VERIFIES(&env_i_i, kCodeGetLocal0);
}
TEST_F(WasmDecoderTest, GetLocal0_local) {
FunctionEnv env;
init_env(&env, sigs.i_v());
env.AddLocals(kAstI32, 1);
EXPECT_VERIFIES(&env, kCodeGetLocal0);
}
TEST_F(WasmDecoderTest, GetLocal0_param_n) {
FunctionSig* array[] = {sigs.i_i(), sigs.i_ii(), sigs.i_iii()};
for (size_t i = 0; i < arraysize(array); i++) {
FunctionEnv env = CreateInt32FunctionEnv(array[i], 0);
EXPECT_VERIFIES(&env, kCodeGetLocal0);
}
}
TEST_F(WasmDecoderTest, GetLocalN_local) {
for (byte i = 1; i < 8; i++) {
FunctionEnv env = CreateInt32FunctionEnv(sigs.i_v(), i);
for (byte j = 0; j < i; j++) {
byte code[] = {kExprGetLocal, j};
EXPECT_VERIFIES(&env, code);
}
}
}
TEST_F(WasmDecoderTest, GetLocal0_fail_no_params) {
FunctionEnv env = CreateInt32FunctionEnv(sigs.i_v(), 0);
EXPECT_FAILURE(&env, kCodeGetLocal0);
}
TEST_F(WasmDecoderTest, GetLocal1_fail_no_locals) {
EXPECT_FAILURE(&env_i_i, kCodeGetLocal1);
}
TEST_F(WasmDecoderTest, GetLocal_off_end) {
static const byte code[] = {kExprGetLocal};
EXPECT_FAILURE(&env_i_i, code);
}
TEST_F(WasmDecoderTest, GetLocal_varint) {
env_i_i.local_i32_count = 1000000000;
env_i_i.total_locals += 1000000000;
{
static const byte code[] = {kExprGetLocal, 0xFF, 0x01};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_FAILURE(&env_i_f, code);
}
{
static const byte code[] = {kExprGetLocal, 0xF0, 0x80, 0x01};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_FAILURE(&env_i_f, code);
}
{
static const byte code[] = {kExprGetLocal, 0xF2, 0x81, 0x82, 0x01};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_FAILURE(&env_i_f, code);
}
{
static const byte code[] = {kExprGetLocal, 0xF3, 0xA1, 0xB1, 0xC1, 0x01};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_FAILURE(&env_i_f, code);
}
}
TEST_F(WasmDecoderTest, Binops_off_end) {
byte code1[] = {0}; // [opcode]
for (size_t i = 0; i < arraysize(kInt32BinopOpcodes); i++) {
code1[0] = kInt32BinopOpcodes[i];
EXPECT_FAILURE(&env_i_i, code1);
}
byte code3[] = {0, kExprGetLocal, 0}; // [opcode] [expr]
for (size_t i = 0; i < arraysize(kInt32BinopOpcodes); i++) {
code3[0] = kInt32BinopOpcodes[i];
EXPECT_FAILURE(&env_i_i, code3);
}
byte code4[] = {0, kExprGetLocal, 0, 0}; // [opcode] [expr] [opcode]
for (size_t i = 0; i < arraysize(kInt32BinopOpcodes); i++) {
code4[0] = kInt32BinopOpcodes[i];
code4[3] = kInt32BinopOpcodes[i];
EXPECT_FAILURE(&env_i_i, code4);
}
}
//===================================================================
//== Statements
//===================================================================
TEST_F(WasmDecoderTest, Nop) {
static const byte code[] = {kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, SetLocal0_param) {
static const byte code[] = {kExprSetLocal, 0, kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, SetLocal0_local) {
byte code[] = {kExprSetLocal, 0, kExprI8Const, 0};
FunctionEnv env = CreateInt32FunctionEnv(sigs.i_v(), 1);
EXPECT_VERIFIES(&env, code);
}
TEST_F(WasmDecoderTest, SetLocalN_local) {
for (byte i = 1; i < 8; i++) {
FunctionEnv env = CreateInt32FunctionEnv(sigs.i_v(), i);
for (byte j = 0; j < i; j++) {
byte code[] = {kExprSetLocal, j, kExprI8Const, i};
EXPECT_VERIFIES(&env, code);
}
}
}
TEST_F(WasmDecoderTest, Block0) {
static const byte code[] = {kExprBlock, 0};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Block0_fallthru1) {
static const byte code[] = {kExprBlock, 0, kExprBlock, 0};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Block1) {
static const byte code[] = {kExprBlock, 1, kExprSetLocal, 0, kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, Block0_fallthru2) {
static const byte code[] = {kExprBlock, 0, kExprSetLocal, 0, kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, Block2) {
static const byte code[] = {kExprBlock, 2, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprSetLocal, 0, kExprI8Const, 0}; // --
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, Block2_fallthru) {
static const byte code[] = {kExprBlock, 2, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprI8Const, 11}; // --
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, BlockN) {
byte block[] = {kExprBlock, 2};
for (size_t i = 0; i < 10; i++) {
size_t total = sizeof(block) + sizeof(kCodeSetLocal0) * i;
byte* code = reinterpret_cast<byte*>(malloc(total));
memcpy(code, block, sizeof(block));
code[1] = static_cast<byte>(i);
for (size_t j = 0; j < i; j++) {
memcpy(code + sizeof(block) + j * sizeof(kCodeSetLocal0), kCodeSetLocal0,
sizeof(kCodeSetLocal0));
}
Verify(kSuccess, &env_v_i, code, code + total);
free(code);
}
}
TEST_F(WasmDecoderTest, BlockN_off_end) {
for (byte i = 2; i < 10; i++) {
byte code[] = {kExprBlock, i, kExprNop};
EXPECT_FAILURE(&env_v_v, code);
}
}
TEST_F(WasmDecoderTest, Block1_break) {
static const byte code[] = {kExprBlock, 1, kExprBr, 0, kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Block2_break) {
static const byte code[] = {kExprBlock, 2, kExprNop, kExprBr, 0, kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Block1_continue) {
static const byte code[] = {kExprBlock, 1, kExprBr, 1, kExprNop};
EXPECT_FAILURE(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Block2_continue) {
static const byte code[] = {kExprBlock, 2, kExprNop, kExprBr, 1, kExprNop};
EXPECT_FAILURE(&env_v_v, code);
}
TEST_F(WasmDecoderTest, ExprBlock0) {
static const byte code[] = {kExprBlock, 0};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, ExprBlock1a) {
static const byte code[] = {kExprBlock, 1, kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, ExprBlock1b) {
static const byte code[] = {kExprBlock, 1, kExprI8Const, 0};
EXPECT_FAILURE(&env_f_ff, code);
}
TEST_F(WasmDecoderTest, ExprBlock1c) {
static const byte code[] = {kExprBlock, 1, kExprF32Const, 0, 0, 0, 0};
EXPECT_VERIFIES(&env_f_ff, code);
}
TEST_F(WasmDecoderTest, IfEmpty) {
static const byte code[] = {kExprIf, kExprGetLocal, 0, kExprNop};
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, IfSet) {
static const byte code[] = {kExprIfElse, kExprGetLocal, 0, kExprSetLocal,
0, kExprI8Const, 0, kExprNop};
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, IfBlock1) {
static const byte code[] = {kExprIfElse, kExprGetLocal, 0, kExprBlock,
1, kExprSetLocal, 0, kExprI8Const,
0, kExprNop};
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, IfBlock2) {
static const byte code[] = {kExprIf, kExprGetLocal, 0, kExprBlock,
2, kExprSetLocal, 0, kExprI8Const,
0, kExprSetLocal, 0, kExprI8Const,
0};
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, IfElseEmpty) {
static const byte code[] = {kExprIfElse, kExprGetLocal, 0, kExprNop,
kExprNop};
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, IfElseSet) {
static const byte code[] = {kExprIfElse,
kExprGetLocal,
0, // --
kExprSetLocal,
0,
kExprI8Const,
0, // --
kExprSetLocal,
0,
kExprI8Const,
1}; // --
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, IfElseUnreachable) {
static const byte code[] = {kExprIfElse, kExprI8Const, 0,
kExprUnreachable, kExprGetLocal, 0};
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType types[] = {kAstI32, kLocalTypes[i]};
FunctionEnv env;
FunctionSig sig(1, 1, types);
init_env(&env, &sig);
if (kLocalTypes[i] == kAstI32) {
EXPECT_VERIFIES(&env, code);
} else {
EXPECT_FAILURE(&env, code);
}
}
}
TEST_F(WasmDecoderTest, Loop0) {
static const byte code[] = {kExprLoop, 0};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Loop1) {
static const byte code[] = {kExprLoop, 1, kExprSetLocal, 0, kExprI8Const, 0};
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, Loop2) {
static const byte code[] = {kExprLoop, 2, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprSetLocal, 0, kExprI8Const, 0}; // --
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, Loop1_continue) {
static const byte code[] = {kExprLoop, 1, kExprBr, 0, kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Loop1_break) {
static const byte code[] = {kExprLoop, 1, kExprBr, 1, kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, Loop2_continue) {
static const byte code[] = {kExprLoop, 2, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprBr, 0, kExprNop}; // --
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, Loop2_break) {
static const byte code[] = {kExprLoop, 2, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprBr, 1, kExprNop}; // --
EXPECT_VERIFIES(&env_v_i, code);
}
TEST_F(WasmDecoderTest, ExprLoop0) {
static const byte code[] = {kExprLoop, 0};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, ExprLoop1a) {
static const byte code[] = {kExprLoop, 1, kExprBr, 0, kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, ExprLoop1b) {
static const byte code[] = {kExprLoop, 1, kExprBr, 0, kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, ExprLoop2_unreachable) {
static const byte code[] = {kExprLoop, 2, kExprBr, 0,
kExprI8Const, 0, kExprNop};
EXPECT_VERIFIES(&env_i_i, code);
}
TEST_F(WasmDecoderTest, ReturnVoid1) {
static const byte code[] = {kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
EXPECT_FAILURE(&env_i_i, code);
EXPECT_FAILURE(&env_i_f, code);
}
TEST_F(WasmDecoderTest, ReturnVoid2) {
static const byte code[] = {kExprBlock, 1, kExprBr, 0, kExprNop};
EXPECT_VERIFIES(&env_v_v, code);
EXPECT_FAILURE(&env_i_i, code);
EXPECT_FAILURE(&env_i_f, code);
}
TEST_F(WasmDecoderTest, ReturnVoid3) {
EXPECT_VERIFIES_INLINE(&env_v_v, kExprI8Const, 0);
EXPECT_VERIFIES_INLINE(&env_v_v, kExprI32Const, 0, 0, 0, 0);
EXPECT_VERIFIES_INLINE(&env_v_v, kExprI64Const, 0, 0, 0, 0, 0, 0, 0, 0);
EXPECT_VERIFIES_INLINE(&env_v_v, kExprF32Const, 0, 0, 0, 0);
EXPECT_VERIFIES_INLINE(&env_v_v, kExprF64Const, 0, 0, 0, 0, 0, 0, 0, 0);
EXPECT_VERIFIES_INLINE(&env_v_i, kExprGetLocal, 0);
}
TEST_F(WasmDecoderTest, Unreachable1) {
EXPECT_VERIFIES_INLINE(&env_v_v, kExprUnreachable);
EXPECT_VERIFIES_INLINE(&env_v_v, kExprUnreachable, kExprUnreachable);
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_BLOCK(2, WASM_UNREACHABLE, WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_BLOCK(2, WASM_BR(0), WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(2, WASM_UNREACHABLE, WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(2, WASM_BR(0), WASM_ZERO));
}
TEST_F(WasmDecoderTest, Codeiness) {
VERIFY(kExprLoop, 2, // --
kExprSetLocal, 0, kExprI8Const, 0, // --
kExprBr, 0, kExprNop); // --
}
TEST_F(WasmDecoderTest, ExprIf1) {
VERIFY(kExprIf, kExprGetLocal, 0, kExprI8Const, 0, kExprI8Const, 1);
VERIFY(kExprIf, kExprGetLocal, 0, kExprGetLocal, 0, kExprGetLocal, 0);
VERIFY(kExprIf, kExprGetLocal, 0, kExprI32Add, kExprGetLocal, 0,
kExprGetLocal, 0, kExprI8Const, 1);
}
TEST_F(WasmDecoderTest, ExprIf_off_end) {
static const byte kCode[] = {kExprIf, kExprGetLocal, 0, kExprGetLocal,
0, kExprGetLocal, 0};
for (size_t len = 1; len < arraysize(kCode); len++) {
Verify(kError, &env_i_i, kCode, kCode + len);
}
}
TEST_F(WasmDecoderTest, ExprIf_type) {
{
// float|double ? 1 : 2
static const byte kCode[] = {kExprIfElse, kExprGetLocal, 0, kExprI8Const,
1, kExprI8Const, 2};
EXPECT_FAILURE(&env_i_f, kCode);
EXPECT_FAILURE(&env_i_d, kCode);
}
{
// 1 ? float|double : 2
static const byte kCode[] = {kExprIfElse, kExprI8Const, 1, kExprGetLocal,
0, kExprI8Const, 2};
EXPECT_FAILURE(&env_i_f, kCode);
EXPECT_FAILURE(&env_i_d, kCode);
}
{
// stmt ? 0 : 1
static const byte kCode[] = {kExprIfElse, kExprNop, kExprI8Const,
0, kExprI8Const, 1};
EXPECT_FAILURE(&env_i_i, kCode);
}
{
// 0 ? stmt : 1
static const byte kCode[] = {kExprIfElse, kExprI8Const, 0,
kExprNop, kExprI8Const, 1};
EXPECT_FAILURE(&env_i_i, kCode);
}
{
// 0 ? 1 : stmt
static const byte kCode[] = {kExprIfElse, kExprI8Const, 0, kExprI8Const, 1,
0, kExprBlock};
EXPECT_FAILURE(&env_i_i, kCode);
}
}
TEST_F(WasmDecoderTest, Int64Local_param) {
EXPECT_VERIFIES(&env_l_l, kCodeGetLocal0);
}
TEST_F(WasmDecoderTest, Int64Locals) {
for (byte i = 1; i < 8; i++) {
FunctionEnv env;
init_env(&env, sigs.l_v());
env.AddLocals(kAstI64, i);
for (byte j = 0; j < i; j++) {
byte code[] = {kExprGetLocal, j};
EXPECT_VERIFIES(&env, code);
}
}
}
TEST_F(WasmDecoderTest, Int32Binops) {
TestBinop(kExprI32Add, sigs.i_ii());
TestBinop(kExprI32Sub, sigs.i_ii());
TestBinop(kExprI32Mul, sigs.i_ii());
TestBinop(kExprI32DivS, sigs.i_ii());
TestBinop(kExprI32DivU, sigs.i_ii());
TestBinop(kExprI32RemS, sigs.i_ii());
TestBinop(kExprI32RemU, sigs.i_ii());
TestBinop(kExprI32And, sigs.i_ii());
TestBinop(kExprI32Ior, sigs.i_ii());
TestBinop(kExprI32Xor, sigs.i_ii());
TestBinop(kExprI32Shl, sigs.i_ii());
TestBinop(kExprI32ShrU, sigs.i_ii());
TestBinop(kExprI32ShrS, sigs.i_ii());
TestBinop(kExprI32Eq, sigs.i_ii());
TestBinop(kExprI32LtS, sigs.i_ii());
TestBinop(kExprI32LeS, sigs.i_ii());
TestBinop(kExprI32LtU, sigs.i_ii());
TestBinop(kExprI32LeU, sigs.i_ii());
}
TEST_F(WasmDecoderTest, DoubleBinops) {
TestBinop(kExprF64Add, sigs.d_dd());
TestBinop(kExprF64Sub, sigs.d_dd());
TestBinop(kExprF64Mul, sigs.d_dd());
TestBinop(kExprF64Div, sigs.d_dd());
TestBinop(kExprF64Eq, sigs.i_dd());
TestBinop(kExprF64Lt, sigs.i_dd());
TestBinop(kExprF64Le, sigs.i_dd());
}
TEST_F(WasmDecoderTest, FloatBinops) {
TestBinop(kExprF32Add, sigs.f_ff());
TestBinop(kExprF32Sub, sigs.f_ff());
TestBinop(kExprF32Mul, sigs.f_ff());
TestBinop(kExprF32Div, sigs.f_ff());
TestBinop(kExprF32Eq, sigs.i_ff());
TestBinop(kExprF32Lt, sigs.i_ff());
TestBinop(kExprF32Le, sigs.i_ff());
}
TEST_F(WasmDecoderTest, TypeConversions) {
TestUnop(kExprI32SConvertF32, kAstI32, kAstF32);
TestUnop(kExprI32SConvertF64, kAstI32, kAstF64);
TestUnop(kExprI32UConvertF32, kAstI32, kAstF32);
TestUnop(kExprI32UConvertF64, kAstI32, kAstF64);
TestUnop(kExprF64SConvertI32, kAstF64, kAstI32);
TestUnop(kExprF64UConvertI32, kAstF64, kAstI32);
TestUnop(kExprF64ConvertF32, kAstF64, kAstF32);
TestUnop(kExprF32SConvertI32, kAstF32, kAstI32);
TestUnop(kExprF32UConvertI32, kAstF32, kAstI32);
TestUnop(kExprF32ConvertF64, kAstF32, kAstF64);
}
TEST_F(WasmDecoderTest, MacrosStmt) {
VERIFY(WASM_SET_LOCAL(0, WASM_I32(87348)));
VERIFY(WASM_STORE_MEM(MachineType::Int32(), WASM_I8(24), WASM_I8(40)));
VERIFY(WASM_IF(WASM_GET_LOCAL(0), WASM_NOP));
VERIFY(WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_NOP, WASM_NOP));
VERIFY(WASM_NOP);
VERIFY(WASM_BLOCK(1, WASM_NOP));
VERIFY(WASM_LOOP(1, WASM_NOP));
VERIFY(WASM_LOOP(1, WASM_BREAK(0)));
VERIFY(WASM_LOOP(1, WASM_CONTINUE(0)));
}
TEST_F(WasmDecoderTest, MacrosBreak) {
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_BREAK(0)));
EXPECT_VERIFIES_INLINE(&env_i_i, WASM_LOOP(1, WASM_BREAKV(0, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_l_l, WASM_LOOP(1, WASM_BREAKV(0, WASM_I64(0))));
EXPECT_VERIFIES_INLINE(&env_f_ff,
WASM_LOOP(1, WASM_BREAKV(0, WASM_F32(0.0))));
EXPECT_VERIFIES_INLINE(&env_d_dd,
WASM_LOOP(1, WASM_BREAKV(0, WASM_F64(0.0))));
}
TEST_F(WasmDecoderTest, MacrosContinue) {
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_CONTINUE(0)));
}
TEST_F(WasmDecoderTest, MacrosVariadic) {
VERIFY(WASM_BLOCK(2, WASM_NOP, WASM_NOP));
VERIFY(WASM_BLOCK(3, WASM_NOP, WASM_NOP, WASM_NOP));
VERIFY(WASM_LOOP(2, WASM_NOP, WASM_NOP));
VERIFY(WASM_LOOP(3, WASM_NOP, WASM_NOP, WASM_NOP));
}
TEST_F(WasmDecoderTest, MacrosNestedBlocks) {
VERIFY(WASM_BLOCK(2, WASM_NOP, WASM_BLOCK(2, WASM_NOP, WASM_NOP)));
VERIFY(WASM_BLOCK(3, WASM_NOP, // --
WASM_BLOCK(2, WASM_NOP, WASM_NOP), // --
WASM_BLOCK(2, WASM_NOP, WASM_NOP))); // --
VERIFY(WASM_BLOCK(1, WASM_BLOCK(1, WASM_BLOCK(2, WASM_NOP, WASM_NOP))));
}
TEST_F(WasmDecoderTest, MultipleReturn) {
static LocalType kIntTypes5[] = {kAstI32, kAstI32, kAstI32, kAstI32, kAstI32};
FunctionSig sig_ii_v(2, 0, kIntTypes5);
FunctionEnv env_ii_v;
init_env(&env_ii_v, &sig_ii_v);
EXPECT_VERIFIES_INLINE(&env_ii_v, WASM_RETURN(WASM_ZERO, WASM_ONE));
EXPECT_FAILURE_INLINE(&env_ii_v, WASM_RETURN(WASM_ZERO));
FunctionSig sig_iii_v(3, 0, kIntTypes5);
FunctionEnv env_iii_v;
init_env(&env_iii_v, &sig_iii_v);
EXPECT_VERIFIES_INLINE(&env_iii_v,
WASM_RETURN(WASM_ZERO, WASM_ONE, WASM_I8(44)));
EXPECT_FAILURE_INLINE(&env_iii_v, WASM_RETURN(WASM_ZERO, WASM_ONE));
}
TEST_F(WasmDecoderTest, MultipleReturn_fallthru) {
static LocalType kIntTypes5[] = {kAstI32, kAstI32, kAstI32, kAstI32, kAstI32};
FunctionSig sig_ii_v(2, 0, kIntTypes5);
FunctionEnv env_ii_v;
init_env(&env_ii_v, &sig_ii_v);
EXPECT_VERIFIES_INLINE(&env_ii_v, WASM_ZERO, WASM_ONE);
EXPECT_FAILURE_INLINE(&env_ii_v, WASM_ZERO);
FunctionSig sig_iii_v(3, 0, kIntTypes5);
FunctionEnv env_iii_v;
init_env(&env_iii_v, &sig_iii_v);
EXPECT_VERIFIES_INLINE(&env_iii_v, WASM_ZERO, WASM_ONE, WASM_I8(44));
EXPECT_FAILURE_INLINE(&env_iii_v, WASM_ZERO, WASM_ONE);
}
TEST_F(WasmDecoderTest, MacrosInt32) {
VERIFY(WASM_I32_ADD(WASM_GET_LOCAL(0), WASM_I8(12)));
VERIFY(WASM_I32_SUB(WASM_GET_LOCAL(0), WASM_I8(13)));
VERIFY(WASM_I32_MUL(WASM_GET_LOCAL(0), WASM_I8(14)));
VERIFY(WASM_I32_DIVS(WASM_GET_LOCAL(0), WASM_I8(15)));
VERIFY(WASM_I32_DIVU(WASM_GET_LOCAL(0), WASM_I8(16)));
VERIFY(WASM_I32_REMS(WASM_GET_LOCAL(0), WASM_I8(17)));
VERIFY(WASM_I32_REMU(WASM_GET_LOCAL(0), WASM_I8(18)));
VERIFY(WASM_I32_AND(WASM_GET_LOCAL(0), WASM_I8(19)));
VERIFY(WASM_I32_IOR(WASM_GET_LOCAL(0), WASM_I8(20)));
VERIFY(WASM_I32_XOR(WASM_GET_LOCAL(0), WASM_I8(21)));
VERIFY(WASM_I32_SHL(WASM_GET_LOCAL(0), WASM_I8(22)));
VERIFY(WASM_I32_SHR(WASM_GET_LOCAL(0), WASM_I8(23)));
VERIFY(WASM_I32_SAR(WASM_GET_LOCAL(0), WASM_I8(24)));
VERIFY(WASM_I32_EQ(WASM_GET_LOCAL(0), WASM_I8(25)));
VERIFY(WASM_I32_NE(WASM_GET_LOCAL(0), WASM_I8(25)));
VERIFY(WASM_I32_LTS(WASM_GET_LOCAL(0), WASM_I8(26)));
VERIFY(WASM_I32_LES(WASM_GET_LOCAL(0), WASM_I8(27)));
VERIFY(WASM_I32_LTU(WASM_GET_LOCAL(0), WASM_I8(28)));
VERIFY(WASM_I32_LEU(WASM_GET_LOCAL(0), WASM_I8(29)));
VERIFY(WASM_I32_GTS(WASM_GET_LOCAL(0), WASM_I8(26)));
VERIFY(WASM_I32_GES(WASM_GET_LOCAL(0), WASM_I8(27)));
VERIFY(WASM_I32_GTU(WASM_GET_LOCAL(0), WASM_I8(28)));
VERIFY(WASM_I32_GEU(WASM_GET_LOCAL(0), WASM_I8(29)));
}
TEST_F(WasmDecoderTest, MacrosInt64) {
FunctionEnv env_i_ll;
FunctionEnv env_l_ll;
init_env(&env_i_ll, sigs.i_ll());
init_env(&env_l_ll, sigs.l_ll());
#define VERIFY_L_LL(...) EXPECT_VERIFIES_INLINE(&env_l_ll, __VA_ARGS__)
#define VERIFY_I_LL(...) EXPECT_VERIFIES_INLINE(&env_i_ll, __VA_ARGS__)
VERIFY_L_LL(WASM_I64_ADD(WASM_GET_LOCAL(0), WASM_I64(12)));
VERIFY_L_LL(WASM_I64_SUB(WASM_GET_LOCAL(0), WASM_I64(13)));
VERIFY_L_LL(WASM_I64_MUL(WASM_GET_LOCAL(0), WASM_I64(14)));
VERIFY_L_LL(WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_I64(15)));
VERIFY_L_LL(WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_I64(16)));
VERIFY_L_LL(WASM_I64_REMS(WASM_GET_LOCAL(0), WASM_I64(17)));
VERIFY_L_LL(WASM_I64_REMU(WASM_GET_LOCAL(0), WASM_I64(18)));
VERIFY_L_LL(WASM_I64_AND(WASM_GET_LOCAL(0), WASM_I64(19)));
VERIFY_L_LL(WASM_I64_IOR(WASM_GET_LOCAL(0), WASM_I64(20)));
VERIFY_L_LL(WASM_I64_XOR(WASM_GET_LOCAL(0), WASM_I64(21)));
VERIFY_L_LL(WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_I64(22)));
VERIFY_L_LL(WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_I64(23)));
VERIFY_L_LL(WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_I64(24)));
VERIFY_I_LL(WASM_I64_LTS(WASM_GET_LOCAL(0), WASM_I64(26)));
VERIFY_I_LL(WASM_I64_LES(WASM_GET_LOCAL(0), WASM_I64(27)));
VERIFY_I_LL(WASM_I64_LTU(WASM_GET_LOCAL(0), WASM_I64(28)));
VERIFY_I_LL(WASM_I64_LEU(WASM_GET_LOCAL(0), WASM_I64(29)));
VERIFY_I_LL(WASM_I64_GTS(WASM_GET_LOCAL(0), WASM_I64(26)));
VERIFY_I_LL(WASM_I64_GES(WASM_GET_LOCAL(0), WASM_I64(27)));
VERIFY_I_LL(WASM_I64_GTU(WASM_GET_LOCAL(0), WASM_I64(28)));
VERIFY_I_LL(WASM_I64_GEU(WASM_GET_LOCAL(0), WASM_I64(29)));
VERIFY_I_LL(WASM_I64_EQ(WASM_GET_LOCAL(0), WASM_I64(25)));
VERIFY_I_LL(WASM_I64_NE(WASM_GET_LOCAL(0), WASM_I64(25)));
}
TEST_F(WasmDecoderTest, AllSimpleExpressions) {
// Test all simple expressions which are described by a signature.
#define DECODE_TEST(name, opcode, sig) \
{ \
FunctionSig* sig = WasmOpcodes::Signature(kExpr##name); \
if (sig->parameter_count() == 1) { \
TestUnop(kExpr##name, sig); \
} else { \
TestBinop(kExpr##name, sig); \
} \
}
FOREACH_SIMPLE_OPCODE(DECODE_TEST);
#undef DECODE_TEST
}
TEST_F(WasmDecoderTest, MemorySize) {
byte code[] = {kExprMemorySize};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_FAILURE(&env_f_ff, code);
}
TEST_F(WasmDecoderTest, GrowMemory) {
byte code[] = {kExprGrowMemory, kExprGetLocal, 0};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_FAILURE(&env_i_d, code);
}
TEST_F(WasmDecoderTest, LoadMemOffset) {
for (int offset = 0; offset < 128; offset += 7) {
byte code[] = {kExprI32LoadMem, WasmOpcodes::LoadStoreAccessOf(true),
static_cast<byte>(offset), kExprI8Const, 0};
EXPECT_VERIFIES(&env_i_i, code);
}
}
TEST_F(WasmDecoderTest, StoreMemOffset) {
for (int offset = 0; offset < 128; offset += 7) {
byte code[] = {kExprI32StoreMem,
WasmOpcodes::LoadStoreAccessOf(true),
static_cast<byte>(offset),
kExprI8Const,
0,
kExprI8Const,
0};
EXPECT_VERIFIES(&env_i_i, code);
}
}
TEST_F(WasmDecoderTest, LoadMemOffset_varint) {
byte code1[] = {kExprI32LoadMem, WasmOpcodes::LoadStoreAccessOf(true), 0,
kExprI8Const, 0};
byte code2[] = {kExprI32LoadMem,
WasmOpcodes::LoadStoreAccessOf(true),
0x80,
1,
kExprI8Const,
0};
byte code3[] = {kExprI32LoadMem,
WasmOpcodes::LoadStoreAccessOf(true),
0x81,
0x82,
5,
kExprI8Const,
0};
byte code4[] = {kExprI32LoadMem,
WasmOpcodes::LoadStoreAccessOf(true),
0x83,
0x84,
0x85,
7,
kExprI8Const,
0};
EXPECT_VERIFIES(&env_i_i, code1);
EXPECT_VERIFIES(&env_i_i, code2);
EXPECT_VERIFIES(&env_i_i, code3);
EXPECT_VERIFIES(&env_i_i, code4);
}
TEST_F(WasmDecoderTest, StoreMemOffset_varint) {
byte code1[] = {kExprI32StoreMem,
WasmOpcodes::LoadStoreAccessOf(true),
0,
kExprI8Const,
0,
kExprI8Const,
0};
byte code2[] = {kExprI32StoreMem,
WasmOpcodes::LoadStoreAccessOf(true),
0x80,
1,
kExprI8Const,
0,
kExprI8Const,
0};
byte code3[] = {kExprI32StoreMem,
WasmOpcodes::LoadStoreAccessOf(true),
0x81,
0x82,
5,
kExprI8Const,
0,
kExprI8Const,
0};
byte code4[] = {kExprI32StoreMem,
WasmOpcodes::LoadStoreAccessOf(true),
0x83,
0x84,
0x85,
7,
kExprI8Const,
0,
kExprI8Const,
0};
EXPECT_VERIFIES(&env_i_i, code1);
EXPECT_VERIFIES(&env_i_i, code2);
EXPECT_VERIFIES(&env_i_i, code3);
EXPECT_VERIFIES(&env_i_i, code4);
}
TEST_F(WasmDecoderTest, AllLoadMemCombinations) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType local_type = kLocalTypes[i];
for (size_t j = 0; j < arraysize(machineTypes); j++) {
MachineType mem_type = machineTypes[j];
byte code[] = {
static_cast<byte>(WasmOpcodes::LoadStoreOpcodeOf(mem_type, false)),
WasmOpcodes::LoadStoreAccessOf(false), kExprI8Const, 0};
FunctionEnv env;
FunctionSig sig(1, 0, &local_type);
init_env(&env, &sig);
if (local_type == WasmOpcodes::LocalTypeFor(mem_type)) {
EXPECT_VERIFIES(&env, code);
} else {
EXPECT_FAILURE(&env, code);
}
}
}
}
TEST_F(WasmDecoderTest, AllStoreMemCombinations) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType local_type = kLocalTypes[i];
for (size_t j = 0; j < arraysize(machineTypes); j++) {
MachineType mem_type = machineTypes[j];
byte code[] = {
static_cast<byte>(WasmOpcodes::LoadStoreOpcodeOf(mem_type, true)),
WasmOpcodes::LoadStoreAccessOf(false),
kExprI8Const,
0,
kExprGetLocal,
0};
FunctionEnv env;
FunctionSig sig(0, 1, &local_type);
init_env(&env, &sig);
if (local_type == WasmOpcodes::LocalTypeFor(mem_type)) {
EXPECT_VERIFIES(&env, code);
} else {
EXPECT_FAILURE(&env, code);
}
}
}
}
namespace {
// A helper for tests that require a module environment for functions and
// globals.
class TestModuleEnv : public ModuleEnv {
public:
TestModuleEnv() {
instance = nullptr;
module = &mod;
linker = nullptr;
}
byte AddGlobal(MachineType mem_type) {
mod.globals.push_back({0, mem_type, 0, false});
CHECK(mod.globals.size() <= 127);
return static_cast<byte>(mod.globals.size() - 1);
}
byte AddSignature(FunctionSig* sig) {
mod.signatures.push_back(sig);
CHECK(mod.signatures.size() <= 127);
return static_cast<byte>(mod.signatures.size() - 1);
}
byte AddFunction(FunctionSig* sig) {
mod.functions.push_back({sig, 0, 0, 0, 0, 0, 0, 0, false, false});
CHECK(mod.functions.size() <= 127);
return static_cast<byte>(mod.functions.size() - 1);
}
byte AddImport(FunctionSig* sig) {
mod.import_table.push_back({sig, 0, 0});
CHECK(mod.import_table.size() <= 127);
return static_cast<byte>(mod.import_table.size() - 1);
}
private:
WasmModule mod;
};
} // namespace
TEST_F(WasmDecoderTest, SimpleCalls) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddFunction(sigs.i_v());
module_env.AddFunction(sigs.i_i());
module_env.AddFunction(sigs.i_ii());
EXPECT_VERIFIES_INLINE(env, WASM_CALL_FUNCTION(0));
EXPECT_VERIFIES_INLINE(env, WASM_CALL_FUNCTION(1, WASM_I8(27)));
EXPECT_VERIFIES_INLINE(env, WASM_CALL_FUNCTION(2, WASM_I8(37), WASM_I8(77)));
}
TEST_F(WasmDecoderTest, CallsWithTooFewArguments) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddFunction(sigs.i_i());
module_env.AddFunction(sigs.i_ii());
module_env.AddFunction(sigs.f_ff());
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION0(0));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(1, WASM_ZERO));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(2, WASM_GET_LOCAL(0)));
}
TEST_F(WasmDecoderTest, CallsWithSpilloverArgs) {
static LocalType a_i_ff[] = {kAstI32, kAstF32, kAstF32};
FunctionSig sig_i_ff(1, 2, a_i_ff);
FunctionEnv env_i_ff;
init_env(&env_i_ff, &sig_i_ff);
TestModuleEnv module_env;
env_i_ff.module = &module_env;
env_i_i.module = &module_env;
env_f_ff.module = &module_env;
module_env.AddFunction(&sig_i_ff);
EXPECT_VERIFIES_INLINE(&env_i_i,
WASM_CALL_FUNCTION(0, WASM_F32(0.1), WASM_F32(0.1)));
EXPECT_VERIFIES_INLINE(&env_i_ff,
WASM_CALL_FUNCTION(0, WASM_F32(0.1), WASM_F32(0.1)));
EXPECT_FAILURE_INLINE(&env_f_ff,
WASM_CALL_FUNCTION(0, WASM_F32(0.1), WASM_F32(0.1)));
EXPECT_FAILURE_INLINE(
&env_i_i,
WASM_CALL_FUNCTION(0, WASM_F32(0.1), WASM_F32(0.1), WASM_F32(0.2)));
EXPECT_VERIFIES_INLINE(
&env_f_ff,
WASM_CALL_FUNCTION(0, WASM_F32(0.1), WASM_F32(0.1), WASM_F32(11)));
}
TEST_F(WasmDecoderTest, CallsWithMismatchedSigs2) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddFunction(sigs.i_i());
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(0, WASM_I64(17)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(0, WASM_F32(17.1)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(0, WASM_F64(17.1)));
}
TEST_F(WasmDecoderTest, CallsWithMismatchedSigs3) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddFunction(sigs.i_f());
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(0, WASM_I8(17)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(0, WASM_I64(27)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(0, WASM_F64(37.2)));
module_env.AddFunction(sigs.i_d());
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(1, WASM_I8(16)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(1, WASM_I64(16)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_FUNCTION(1, WASM_F32(17.6)));
}
TEST_F(WasmDecoderTest, SimpleIndirectCalls) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
byte f0 = module_env.AddSignature(sigs.i_v());
byte f1 = module_env.AddSignature(sigs.i_i());
byte f2 = module_env.AddSignature(sigs.i_ii());
EXPECT_VERIFIES_INLINE(env, WASM_CALL_INDIRECT0(f0, WASM_ZERO));
EXPECT_VERIFIES_INLINE(env, WASM_CALL_INDIRECT(f1, WASM_ZERO, WASM_I8(22)));
EXPECT_VERIFIES_INLINE(
env, WASM_CALL_INDIRECT(f2, WASM_ZERO, WASM_I8(32), WASM_I8(72)));
}
TEST_F(WasmDecoderTest, IndirectCallsOutOfBounds) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT0(0, WASM_ZERO));
module_env.AddSignature(sigs.i_v());
EXPECT_VERIFIES_INLINE(env, WASM_CALL_INDIRECT0(0, WASM_ZERO));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(1, WASM_ZERO, WASM_I8(22)));
module_env.AddSignature(sigs.i_i());
EXPECT_VERIFIES_INLINE(env, WASM_CALL_INDIRECT(1, WASM_ZERO, WASM_I8(27)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(2, WASM_ZERO, WASM_I8(27)));
}
TEST_F(WasmDecoderTest, IndirectCallsWithMismatchedSigs3) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
byte f0 = module_env.AddFunction(sigs.i_f());
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(f0, WASM_ZERO, WASM_I8(17)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(f0, WASM_ZERO, WASM_I64(27)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(f0, WASM_ZERO, WASM_F64(37.2)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT0(f0, WASM_I8(17)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT0(f0, WASM_I64(27)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT0(f0, WASM_F64(37.2)));
byte f1 = module_env.AddFunction(sigs.i_d());
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(f1, WASM_ZERO, WASM_I8(16)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(f1, WASM_ZERO, WASM_I64(16)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_INDIRECT(f1, WASM_ZERO, WASM_F32(17.6)));
}
TEST_F(WasmDecoderTest, SimpleImportCalls) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
byte f0 = module_env.AddImport(sigs.i_v());
byte f1 = module_env.AddImport(sigs.i_i());
byte f2 = module_env.AddImport(sigs.i_ii());
EXPECT_VERIFIES_INLINE(env, WASM_CALL_IMPORT0(f0));
EXPECT_VERIFIES_INLINE(env, WASM_CALL_IMPORT(f1, WASM_I8(22)));
EXPECT_VERIFIES_INLINE(env, WASM_CALL_IMPORT(f2, WASM_I8(32), WASM_I8(72)));
}
TEST_F(WasmDecoderTest, ImportCallsWithMismatchedSigs3) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
byte f0 = module_env.AddImport(sigs.i_f());
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT0(f0));
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT(f0, WASM_I8(17)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT(f0, WASM_I64(27)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT(f0, WASM_F64(37.2)));
byte f1 = module_env.AddImport(sigs.i_d());
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT0(f1));
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT(f1, WASM_I8(16)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT(f1, WASM_I64(16)));
EXPECT_FAILURE_INLINE(env, WASM_CALL_IMPORT(f1, WASM_F32(17.6)));
}
TEST_F(WasmDecoderTest, Int32Globals) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddGlobal(MachineType::Int8());
module_env.AddGlobal(MachineType::Uint8());
module_env.AddGlobal(MachineType::Int16());
module_env.AddGlobal(MachineType::Uint16());
module_env.AddGlobal(MachineType::Int32());
module_env.AddGlobal(MachineType::Uint32());
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(0));
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(1));
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(2));
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(3));
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(4));
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(5));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(1, WASM_GET_LOCAL(0)));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(2, WASM_GET_LOCAL(0)));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(3, WASM_GET_LOCAL(0)));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(4, WASM_GET_LOCAL(0)));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(5, WASM_GET_LOCAL(0)));
}
TEST_F(WasmDecoderTest, Int32Globals_fail) {
FunctionEnv* env = &env_i_i;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddGlobal(MachineType::Int64());
module_env.AddGlobal(MachineType::Uint64());
module_env.AddGlobal(MachineType::Float32());
module_env.AddGlobal(MachineType::Float64());
EXPECT_FAILURE_INLINE(env, WASM_LOAD_GLOBAL(0));
EXPECT_FAILURE_INLINE(env, WASM_LOAD_GLOBAL(1));
EXPECT_FAILURE_INLINE(env, WASM_LOAD_GLOBAL(2));
EXPECT_FAILURE_INLINE(env, WASM_LOAD_GLOBAL(3));
EXPECT_FAILURE_INLINE(env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(env, WASM_STORE_GLOBAL(1, WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(env, WASM_STORE_GLOBAL(2, WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(env, WASM_STORE_GLOBAL(3, WASM_GET_LOCAL(0)));
}
TEST_F(WasmDecoderTest, Int64Globals) {
FunctionEnv* env = &env_l_l;
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddGlobal(MachineType::Int64());
module_env.AddGlobal(MachineType::Uint64());
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(0));
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(1));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(1, WASM_GET_LOCAL(0)));
}
TEST_F(WasmDecoderTest, Float32Globals) {
FunctionEnv env_f_ff;
FunctionEnv* env = &env_f_ff;
init_env(env, sigs.f_ff());
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddGlobal(MachineType::Float32());
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(0));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
}
TEST_F(WasmDecoderTest, Float64Globals) {
FunctionEnv env_d_dd;
FunctionEnv* env = &env_d_dd;
init_env(env, sigs.d_dd());
TestModuleEnv module_env;
env->module = &module_env;
module_env.AddGlobal(MachineType::Float64());
EXPECT_VERIFIES_INLINE(env, WASM_LOAD_GLOBAL(0));
EXPECT_VERIFIES_INLINE(env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
}
TEST_F(WasmDecoderTest, AllLoadGlobalCombinations) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType local_type = kLocalTypes[i];
for (size_t j = 0; j < arraysize(machineTypes); j++) {
MachineType mem_type = machineTypes[j];
FunctionEnv env;
FunctionSig sig(1, 0, &local_type);
TestModuleEnv module_env;
init_env(&env, &sig);
env.module = &module_env;
module_env.AddGlobal(mem_type);
if (local_type == WasmOpcodes::LocalTypeFor(mem_type)) {
EXPECT_VERIFIES_INLINE(&env, WASM_LOAD_GLOBAL(0));
} else {
EXPECT_FAILURE_INLINE(&env, WASM_LOAD_GLOBAL(0));
}
}
}
}
TEST_F(WasmDecoderTest, AllStoreGlobalCombinations) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType local_type = kLocalTypes[i];
for (size_t j = 0; j < arraysize(machineTypes); j++) {
MachineType mem_type = machineTypes[j];
FunctionEnv env;
FunctionSig sig(0, 1, &local_type);
TestModuleEnv module_env;
init_env(&env, &sig);
env.module = &module_env;
module_env.AddGlobal(mem_type);
if (local_type == WasmOpcodes::LocalTypeFor(mem_type)) {
EXPECT_VERIFIES_INLINE(&env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
} else {
EXPECT_FAILURE_INLINE(&env, WASM_STORE_GLOBAL(0, WASM_GET_LOCAL(0)));
}
}
}
}
TEST_F(WasmDecoderTest, BreakNesting1) {
for (int i = 0; i < 5; i++) {
// (block[2] (loop[2] (if (get p) break[N]) (set p 1)) p)
byte code[] = {WASM_BLOCK(
2, WASM_LOOP(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BRV(i, WASM_ZERO)),
WASM_SET_LOCAL(0, WASM_I8(1))),
WASM_GET_LOCAL(0))};
if (i < 3) {
EXPECT_VERIFIES(&env_i_i, code);
} else {
EXPECT_FAILURE(&env_i_i, code);
}
}
}
TEST_F(WasmDecoderTest, BreakNesting2) {
env_v_v.AddLocals(kAstI32, 1);
for (int i = 0; i < 5; i++) {
// (block[2] (loop[2] (if (get p) break[N]) (set p 1)) (return p)) (11)
byte code[] = {
WASM_BLOCK(1, WASM_LOOP(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BREAK(i)),
WASM_SET_LOCAL(0, WASM_I8(1)))),
WASM_I8(11)};
if (i < 2) {
EXPECT_VERIFIES(&env_v_v, code);
} else {
EXPECT_FAILURE(&env_v_v, code);
}
}
}
TEST_F(WasmDecoderTest, BreakNesting3) {
env_v_v.AddLocals(kAstI32, 1);
for (int i = 0; i < 5; i++) {
// (block[1] (loop[1] (block[1] (if (get p) break[N])
byte code[] = {WASM_BLOCK(
1, WASM_LOOP(
1, WASM_BLOCK(1, WASM_IF(WASM_GET_LOCAL(0), WASM_BREAK(i)))))};
if (i < 3) {
EXPECT_VERIFIES(&env_v_v, code);
} else {
EXPECT_FAILURE(&env_v_v, code);
}
}
}
TEST_F(WasmDecoderTest, BreaksWithMultipleTypes) {
EXPECT_FAILURE_INLINE(
&env_i_i, WASM_BLOCK(2, WASM_BRV_IF_ZERO(0, WASM_I8(7)), WASM_F32(7.7)));
EXPECT_FAILURE_INLINE(&env_i_i,
WASM_BLOCK(2, WASM_BRV_IF_ZERO(0, WASM_I8(7)),
WASM_BRV_IF_ZERO(0, WASM_F32(7.7))));
EXPECT_FAILURE_INLINE(&env_i_i,
WASM_BLOCK(3, WASM_BRV_IF_ZERO(0, WASM_I8(8)),
WASM_BRV_IF_ZERO(0, WASM_I8(0)),
WASM_BRV_IF_ZERO(0, WASM_F32(7.7))));
EXPECT_FAILURE_INLINE(&env_i_i, WASM_BLOCK(3, WASM_BRV_IF_ZERO(0, WASM_I8(9)),
WASM_BRV_IF_ZERO(0, WASM_F32(7.7)),
WASM_BRV_IF_ZERO(0, WASM_I8(11))));
}
TEST_F(WasmDecoderTest, BreakNesting_6_levels) {
for (int mask = 0; mask < 64; mask++) {
for (int i = 0; i < 14; i++) {
byte code[] = {
kExprBlock, 1, // --
kExprBlock, 1, // --
kExprBlock, 1, // --
kExprBlock, 1, // --
kExprBlock, 1, // --
kExprBlock, 1, // --
kExprBr, static_cast<byte>(i),
kExprNop // --
};
int depth = 6;
for (int l = 0; l < 6; l++) {
if (mask & (1 << l)) {
code[l * 2] = kExprLoop;
depth++;
}
}
if (i < depth) {
EXPECT_VERIFIES(&env_v_v, code);
} else {
EXPECT_FAILURE(&env_v_v, code);
}
}
}
}
TEST_F(WasmDecoderTest, ExprBreak_TypeCheck) {
FunctionEnv* envs[] = {&env_i_i, &env_l_l, &env_f_ff, &env_d_dd};
for (size_t i = 0; i < arraysize(envs); i++) {
FunctionEnv* env = envs[i];
// unify X and X => OK
EXPECT_VERIFIES_INLINE(
env, WASM_BLOCK(2, WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(0))),
WASM_GET_LOCAL(0)));
}
// unify i32 and f32 => fail
EXPECT_FAILURE_INLINE(
&env_i_i,
WASM_BLOCK(2, WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_ZERO)), WASM_F32(1.2)));
// unify f64 and f64 => OK
EXPECT_VERIFIES_INLINE(
&env_d_dd,
WASM_BLOCK(2, WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(0))),
WASM_F64(1.2)));
}
TEST_F(WasmDecoderTest, ExprBreak_TypeCheckAll) {
byte code1[] = {WASM_BLOCK(2,
WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(0))),
WASM_GET_LOCAL(1))};
byte code2[] = {
WASM_BLOCK(2, WASM_IF(WASM_ZERO, WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(0))),
WASM_GET_LOCAL(1))};
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
for (size_t j = 0; j < arraysize(kLocalTypes); j++) {
FunctionEnv env;
LocalType storage[] = {kLocalTypes[i], kLocalTypes[i], kLocalTypes[j]};
FunctionSig sig(1, 2, storage);
init_env(&env, &sig);
if (i == j) {
EXPECT_VERIFIES(&env, code1);
EXPECT_VERIFIES(&env, code2);
} else {
EXPECT_FAILURE(&env, code1);
EXPECT_FAILURE(&env, code2);
}
}
}
}
TEST_F(WasmDecoderTest, ExprBr_Unify) {
FunctionEnv env;
for (int which = 0; which < 2; which++) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType type = kLocalTypes[i];
LocalType storage[] = {kAstI32, kAstI32, type};
FunctionSig sig(1, 2, storage);
init_env(&env, &sig); // (i32, X) -> i32
byte code1[] = {
WASM_BLOCK(2, WASM_IF(WASM_ZERO, WASM_BRV(0, WASM_GET_LOCAL(which))),
WASM_GET_LOCAL(which ^ 1))};
byte code2[] = {
WASM_LOOP(2, WASM_IF(WASM_ZERO, WASM_BRV(1, WASM_GET_LOCAL(which))),
WASM_GET_LOCAL(which ^ 1))};
if (type == kAstI32) {
EXPECT_VERIFIES(&env, code1);
EXPECT_VERIFIES(&env, code2);
} else {
EXPECT_FAILURE(&env, code1);
EXPECT_FAILURE(&env, code2);
}
}
}
}
TEST_F(WasmDecoderTest, ExprBrIf_cond_type) {
FunctionEnv env;
byte code[] = {
WASM_BLOCK(1, WASM_BRV_IF(0, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)))};
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
for (size_t j = 0; j < arraysize(kLocalTypes); j++) {
LocalType types[] = {kLocalTypes[i], kLocalTypes[j]};
FunctionSig sig(0, 2, types);
init_env(&env, &sig);
if (types[1] == kAstI32) {
EXPECT_VERIFIES(&env, code);
} else {
EXPECT_FAILURE(&env, code);
}
}
}
}
TEST_F(WasmDecoderTest, ExprBrIf_val_type) {
FunctionEnv env;
byte code[] = {
WASM_BLOCK(2, WASM_BRV_IF(0, WASM_GET_LOCAL(1), WASM_GET_LOCAL(2)),
WASM_GET_LOCAL(0))};
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
for (size_t j = 0; j < arraysize(kLocalTypes); j++) {
LocalType types[] = {kLocalTypes[i], kLocalTypes[i], kLocalTypes[j],
kAstI32};
FunctionSig sig(1, 3, types);
init_env(&env, &sig);
if (i == j) {
EXPECT_VERIFIES(&env, code);
} else {
EXPECT_FAILURE(&env, code);
}
}
}
}
TEST_F(WasmDecoderTest, ExprBrIf_Unify) {
FunctionEnv env;
for (int which = 0; which < 2; which++) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType type = kLocalTypes[i];
LocalType storage[] = {kAstI32, kAstI32, type};
FunctionSig sig(1, 2, storage);
init_env(&env, &sig); // (i32, X) -> i32
byte code1[] = {WASM_BLOCK(2, WASM_BRV_IF_ZERO(0, WASM_GET_LOCAL(which)),
WASM_GET_LOCAL(which ^ 1))};
byte code2[] = {WASM_LOOP(2, WASM_BRV_IF_ZERO(1, WASM_GET_LOCAL(which)),
WASM_GET_LOCAL(which ^ 1))};
if (type == kAstI32) {
EXPECT_VERIFIES(&env, code1);
EXPECT_VERIFIES(&env, code2);
} else {
EXPECT_FAILURE(&env, code1);
EXPECT_FAILURE(&env, code2);
}
}
}
}
TEST_F(WasmDecoderTest, TableSwitch0) {
static byte code[] = {kExprTableSwitch, 0, 0, 0, 0};
EXPECT_FAILURE(&env_v_v, code);
}
TEST_F(WasmDecoderTest, TableSwitch0b) {
static byte code[] = {kExprTableSwitch, 0, 0, 0, 0, kExprI8Const, 11};
EXPECT_FAILURE(&env_v_v, code);
EXPECT_FAILURE(&env_i_i, code);
}
TEST_F(WasmDecoderTest, TableSwitch0c) {
static byte code[] = {
WASM_BLOCK(1, WASM_TABLESWITCH_OP(0, 1, WASM_CASE_BR(0)), WASM_I8(67))};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, TableSwitch0d) {
static byte code[] = {
WASM_BLOCK(1, WASM_TABLESWITCH_OP(0, 2, WASM_CASE_BR(0), WASM_CASE_BR(1)),
WASM_I8(67))};
EXPECT_VERIFIES(&env_v_v, code);
}
TEST_F(WasmDecoderTest, TableSwitch1) {
static byte code[] = {WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
WASM_TABLESWITCH_BODY(WASM_I8(0), WASM_I8(9))};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_VERIFIES(&env_v_v, code);
EXPECT_FAILURE(&env_f_ff, code);
EXPECT_FAILURE(&env_d_dd, code);
}
TEST_F(WasmDecoderTest, TableSwitch_off_end) {
static byte code[] = {WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
WASM_TABLESWITCH_BODY(WASM_I8(0), WASM_I8(9))};
for (size_t len = arraysize(code) - 1; len > 0; len--) {
Verify(kError, &env_v_v, code, code + len);
}
}
TEST_F(WasmDecoderTest, TableSwitch2) {
static byte code[] = {
WASM_TABLESWITCH_OP(2, 2, WASM_CASE(0), WASM_CASE(1)),
WASM_TABLESWITCH_BODY(WASM_I8(3), WASM_I8(10), WASM_I8(11))};
EXPECT_VERIFIES(&env_i_i, code);
EXPECT_VERIFIES(&env_v_v, code);
EXPECT_FAILURE(&env_f_ff, code);
EXPECT_FAILURE(&env_d_dd, code);
}
TEST_F(WasmDecoderTest, TableSwitch1b) {
EXPECT_VERIFIES_INLINE(&env_i_i, WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_f_ff, WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
WASM_TABLESWITCH_BODY(WASM_ZERO, WASM_F32(0.0)));
EXPECT_VERIFIES_INLINE(&env_d_dd, WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
WASM_TABLESWITCH_BODY(WASM_ZERO, WASM_F64(0.0)));
}
TEST_F(WasmDecoderTest, TableSwitch_br1) {
for (int depth = 0; depth < 2; depth++) {
byte code[] = {WASM_BLOCK(1, WASM_TABLESWITCH_OP(0, 1, WASM_CASE_BR(depth)),
WASM_GET_LOCAL(0))};
EXPECT_VERIFIES(&env_v_i, code);
EXPECT_FAILURE(&env_i_i, code);
}
}
TEST_F(WasmDecoderTest, TableSwitch_invalid_br) {
for (int depth = 1; depth < 4; depth++) {
EXPECT_FAILURE_INLINE(&env_v_i,
WASM_TABLESWITCH_OP(0, 1, WASM_CASE_BR(depth)),
WASM_GET_LOCAL(0));
EXPECT_FAILURE_INLINE(
&env_v_i,
WASM_TABLESWITCH_OP(0, 2, WASM_CASE_BR(depth), WASM_CASE_BR(depth)),
WASM_GET_LOCAL(0));
}
}
TEST_F(WasmDecoderTest, TableSwitch_invalid_case_ref) {
EXPECT_FAILURE_INLINE(&env_i_i, WASM_TABLESWITCH_OP(0, 1, WASM_CASE(0)),
WASM_GET_LOCAL(0));
EXPECT_FAILURE_INLINE(&env_i_i, WASM_TABLESWITCH_OP(1, 1, WASM_CASE(1)),
WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_ZERO));
}
TEST_F(WasmDecoderTest, TableSwitch1_br) {
EXPECT_VERIFIES_INLINE(
&env_i_i, WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_ZERO)));
}
TEST_F(WasmDecoderTest, TableSwitch2_br) {
EXPECT_VERIFIES_INLINE(
&env_i_i, WASM_TABLESWITCH_OP(2, 2, WASM_CASE(0), WASM_CASE(1)),
WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(0)),
WASM_BRV(0, WASM_I8(1))));
EXPECT_FAILURE_INLINE(
&env_f_ff, WASM_TABLESWITCH_OP(2, 2, WASM_CASE(0), WASM_CASE(1)),
WASM_TABLESWITCH_BODY(WASM_ZERO, WASM_BRV(0, WASM_I8(3)),
WASM_BRV(0, WASM_I8(4))));
}
TEST_F(WasmDecoderTest, TableSwitch2x2) {
EXPECT_VERIFIES_INLINE(
&env_i_i, WASM_TABLESWITCH_OP(2, 4, WASM_CASE(0), WASM_CASE(1),
WASM_CASE(0), WASM_CASE(1)),
WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(3)),
WASM_BRV(0, WASM_I8(4))));
}
TEST_F(WasmDecoderTest, ExprBreakNesting1) {
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_BLOCK(1, WASM_BRV(0, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_BLOCK(1, WASM_BR(0)));
EXPECT_VERIFIES_INLINE(&env_v_v,
WASM_BLOCK(1, WASM_BRV_IF(0, WASM_ZERO, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_BLOCK(1, WASM_BR_IF(0, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_BRV(0, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_BR(0)));
EXPECT_VERIFIES_INLINE(&env_v_v,
WASM_LOOP(1, WASM_BRV_IF(0, WASM_ZERO, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_BR_IF(0, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_BRV(1, WASM_ZERO)));
EXPECT_VERIFIES_INLINE(&env_v_v, WASM_LOOP(1, WASM_BR(1)));
}
TEST_F(WasmDecoderTest, Select) {
EXPECT_VERIFIES_INLINE(
&env_i_i, WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_f_ff,
WASM_SELECT(WASM_F32(0.0), WASM_F32(0.0), WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_d_dd,
WASM_SELECT(WASM_F64(0.0), WASM_F64(0.0), WASM_ZERO));
EXPECT_VERIFIES_INLINE(&env_l_l,
WASM_SELECT(WASM_I64(0), WASM_I64(0), WASM_ZERO));
}
TEST_F(WasmDecoderTest, Select_fail1) {
EXPECT_FAILURE_INLINE(&env_i_i, WASM_SELECT(WASM_F32(0.0), WASM_GET_LOCAL(0),
WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(&env_i_i, WASM_SELECT(WASM_GET_LOCAL(0), WASM_F32(0.0),
WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(
&env_i_i,
WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), WASM_F32(0.0)));
}
TEST_F(WasmDecoderTest, Select_fail2) {
for (size_t i = 0; i < arraysize(kLocalTypes); i++) {
LocalType type = kLocalTypes[i];
if (type == kAstI32) continue;
LocalType types[] = {type, kAstI32, type};
FunctionSig sig(1, 2, types);
FunctionEnv env;
init_env(&env, &sig);
EXPECT_VERIFIES_INLINE(
&env,
WASM_SELECT(WASM_GET_LOCAL(1), WASM_GET_LOCAL(1), WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(
&env,
WASM_SELECT(WASM_GET_LOCAL(1), WASM_GET_LOCAL(0), WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(
&env,
WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1), WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(
&env,
WASM_SELECT(WASM_GET_LOCAL(0), WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
}
}
TEST_F(WasmDecoderTest, Select_TypeCheck) {
EXPECT_FAILURE_INLINE(&env_i_i, WASM_SELECT(WASM_F32(9.9), WASM_GET_LOCAL(0),
WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(&env_i_i, WASM_SELECT(WASM_GET_LOCAL(0), WASM_F64(0.25),
WASM_GET_LOCAL(0)));
EXPECT_FAILURE_INLINE(
&env_i_i, WASM_SELECT(WASM_F32(9.9), WASM_GET_LOCAL(0), WASM_I64(0)));
}
class WasmOpcodeLengthTest : public TestWithZone {
public:
WasmOpcodeLengthTest() : TestWithZone() {}
};
#define EXPECT_LENGTH(expected, opcode) \
{ \
static const byte code[] = {opcode, 0, 0, 0, 0, 0, 0, 0, 0}; \
EXPECT_EQ(expected, OpcodeLength(code, code + sizeof(code))); \
}
TEST_F(WasmOpcodeLengthTest, Statements) {
EXPECT_LENGTH(1, kExprNop);
EXPECT_LENGTH(2, kExprBlock);
EXPECT_LENGTH(2, kExprLoop);
EXPECT_LENGTH(1, kExprIf);
EXPECT_LENGTH(1, kExprIfElse);
EXPECT_LENGTH(1, kExprSelect);
EXPECT_LENGTH(2, kExprBr);
EXPECT_LENGTH(2, kExprBrIf);
}
TEST_F(WasmOpcodeLengthTest, MiscExpressions) {
EXPECT_LENGTH(2, kExprI8Const);
EXPECT_LENGTH(5, kExprI32Const);
EXPECT_LENGTH(5, kExprF32Const);
EXPECT_LENGTH(9, kExprI64Const);
EXPECT_LENGTH(9, kExprF64Const);
EXPECT_LENGTH(2, kExprGetLocal);
EXPECT_LENGTH(2, kExprSetLocal);
EXPECT_LENGTH(2, kExprLoadGlobal);
EXPECT_LENGTH(2, kExprStoreGlobal);
EXPECT_LENGTH(2, kExprCallFunction);
EXPECT_LENGTH(2, kExprCallImport);
EXPECT_LENGTH(2, kExprCallIndirect);
EXPECT_LENGTH(1, kExprIf);
EXPECT_LENGTH(1, kExprIfElse);
EXPECT_LENGTH(2, kExprBlock);
EXPECT_LENGTH(2, kExprLoop);
EXPECT_LENGTH(2, kExprBr);
EXPECT_LENGTH(2, kExprBrIf);
}
TEST_F(WasmOpcodeLengthTest, VariableLength) {
byte size2[] = {kExprLoadGlobal, 1};
byte size3[] = {kExprLoadGlobal, 1 | 0x80, 2};
byte size4[] = {kExprLoadGlobal, 1 | 0x80, 2 | 0x80, 3};
byte size5[] = {kExprLoadGlobal, 1 | 0x80, 2 | 0x80, 3 | 0x80, 4};
byte size6[] = {kExprLoadGlobal, 1 | 0x80, 2 | 0x80, 3 | 0x80, 4 | 0x80, 5};
EXPECT_EQ(2, OpcodeLength(size2, size2 + sizeof(size2)));
EXPECT_EQ(3, OpcodeLength(size3, size3 + sizeof(size3)));
EXPECT_EQ(4, OpcodeLength(size4, size4 + sizeof(size4)));
EXPECT_EQ(5, OpcodeLength(size5, size5 + sizeof(size5)));
EXPECT_EQ(6, OpcodeLength(size6, size6 + sizeof(size6)));
}
TEST_F(WasmOpcodeLengthTest, LoadsAndStores) {
EXPECT_LENGTH(2, kExprI32LoadMem8S);
EXPECT_LENGTH(2, kExprI32LoadMem8U);
EXPECT_LENGTH(2, kExprI32LoadMem16S);
EXPECT_LENGTH(2, kExprI32LoadMem16U);
EXPECT_LENGTH(2, kExprI32LoadMem);
EXPECT_LENGTH(2, kExprI64LoadMem8S);
EXPECT_LENGTH(2, kExprI64LoadMem8U);
EXPECT_LENGTH(2, kExprI64LoadMem16S);
EXPECT_LENGTH(2, kExprI64LoadMem16U);
EXPECT_LENGTH(2, kExprI64LoadMem32S);
EXPECT_LENGTH(2, kExprI64LoadMem32U);
EXPECT_LENGTH(2, kExprI64LoadMem);
EXPECT_LENGTH(2, kExprF32LoadMem);
EXPECT_LENGTH(2, kExprF64LoadMem);
EXPECT_LENGTH(2, kExprI32StoreMem8);
EXPECT_LENGTH(2, kExprI32StoreMem16);
EXPECT_LENGTH(2, kExprI32StoreMem);
EXPECT_LENGTH(2, kExprI64StoreMem8);
EXPECT_LENGTH(2, kExprI64StoreMem16);
EXPECT_LENGTH(2, kExprI64StoreMem32);
EXPECT_LENGTH(2, kExprI64StoreMem);
EXPECT_LENGTH(2, kExprF32StoreMem);
EXPECT_LENGTH(2, kExprF64StoreMem);
}
TEST_F(WasmOpcodeLengthTest, MiscMemExpressions) {
EXPECT_LENGTH(1, kExprMemorySize);
EXPECT_LENGTH(1, kExprGrowMemory);
}
TEST_F(WasmOpcodeLengthTest, SimpleExpressions) {
EXPECT_LENGTH(1, kExprI32Add);
EXPECT_LENGTH(1, kExprI32Sub);
EXPECT_LENGTH(1, kExprI32Mul);
EXPECT_LENGTH(1, kExprI32DivS);
EXPECT_LENGTH(1, kExprI32DivU);
EXPECT_LENGTH(1, kExprI32RemS);
EXPECT_LENGTH(1, kExprI32RemU);
EXPECT_LENGTH(1, kExprI32And);
EXPECT_LENGTH(1, kExprI32Ior);
EXPECT_LENGTH(1, kExprI32Xor);
EXPECT_LENGTH(1, kExprI32Shl);
EXPECT_LENGTH(1, kExprI32ShrU);
EXPECT_LENGTH(1, kExprI32ShrS);
EXPECT_LENGTH(1, kExprI32Eq);
EXPECT_LENGTH(1, kExprI32Ne);
EXPECT_LENGTH(1, kExprI32LtS);
EXPECT_LENGTH(1, kExprI32LeS);
EXPECT_LENGTH(1, kExprI32LtU);
EXPECT_LENGTH(1, kExprI32LeU);
EXPECT_LENGTH(1, kExprI32GtS);
EXPECT_LENGTH(1, kExprI32GeS);
EXPECT_LENGTH(1, kExprI32GtU);
EXPECT_LENGTH(1, kExprI32GeU);
EXPECT_LENGTH(1, kExprI32Clz);
EXPECT_LENGTH(1, kExprI32Ctz);
EXPECT_LENGTH(1, kExprI32Popcnt);
EXPECT_LENGTH(1, kExprI32Eqz);
EXPECT_LENGTH(1, kExprI64Add);
EXPECT_LENGTH(1, kExprI64Sub);
EXPECT_LENGTH(1, kExprI64Mul);
EXPECT_LENGTH(1, kExprI64DivS);
EXPECT_LENGTH(1, kExprI64DivU);
EXPECT_LENGTH(1, kExprI64RemS);
EXPECT_LENGTH(1, kExprI64RemU);
EXPECT_LENGTH(1, kExprI64And);
EXPECT_LENGTH(1, kExprI64Ior);
EXPECT_LENGTH(1, kExprI64Xor);
EXPECT_LENGTH(1, kExprI64Shl);
EXPECT_LENGTH(1, kExprI64ShrU);
EXPECT_LENGTH(1, kExprI64ShrS);
EXPECT_LENGTH(1, kExprI64Eq);
EXPECT_LENGTH(1, kExprI64Ne);
EXPECT_LENGTH(1, kExprI64LtS);
EXPECT_LENGTH(1, kExprI64LeS);
EXPECT_LENGTH(1, kExprI64LtU);
EXPECT_LENGTH(1, kExprI64LeU);
EXPECT_LENGTH(1, kExprI64GtS);
EXPECT_LENGTH(1, kExprI64GeS);
EXPECT_LENGTH(1, kExprI64GtU);
EXPECT_LENGTH(1, kExprI64GeU);
EXPECT_LENGTH(1, kExprI64Clz);
EXPECT_LENGTH(1, kExprI64Ctz);
EXPECT_LENGTH(1, kExprI64Popcnt);
EXPECT_LENGTH(1, kExprF32Add);
EXPECT_LENGTH(1, kExprF32Sub);
EXPECT_LENGTH(1, kExprF32Mul);
EXPECT_LENGTH(1, kExprF32Div);
EXPECT_LENGTH(1, kExprF32Min);
EXPECT_LENGTH(1, kExprF32Max);
EXPECT_LENGTH(1, kExprF32Abs);
EXPECT_LENGTH(1, kExprF32Neg);
EXPECT_LENGTH(1, kExprF32CopySign);
EXPECT_LENGTH(1, kExprF32Ceil);
EXPECT_LENGTH(1, kExprF32Floor);
EXPECT_LENGTH(1, kExprF32Trunc);
EXPECT_LENGTH(1, kExprF32NearestInt);
EXPECT_LENGTH(1, kExprF32Sqrt);
EXPECT_LENGTH(1, kExprF32Eq);
EXPECT_LENGTH(1, kExprF32Ne);
EXPECT_LENGTH(1, kExprF32Lt);
EXPECT_LENGTH(1, kExprF32Le);
EXPECT_LENGTH(1, kExprF32Gt);
EXPECT_LENGTH(1, kExprF32Ge);
EXPECT_LENGTH(1, kExprF64Add);
EXPECT_LENGTH(1, kExprF64Sub);
EXPECT_LENGTH(1, kExprF64Mul);
EXPECT_LENGTH(1, kExprF64Div);
EXPECT_LENGTH(1, kExprF64Min);
EXPECT_LENGTH(1, kExprF64Max);
EXPECT_LENGTH(1, kExprF64Abs);
EXPECT_LENGTH(1, kExprF64Neg);
EXPECT_LENGTH(1, kExprF64CopySign);
EXPECT_LENGTH(1, kExprF64Ceil);
EXPECT_LENGTH(1, kExprF64Floor);
EXPECT_LENGTH(1, kExprF64Trunc);
EXPECT_LENGTH(1, kExprF64NearestInt);
EXPECT_LENGTH(1, kExprF64Sqrt);
EXPECT_LENGTH(1, kExprF64Eq);
EXPECT_LENGTH(1, kExprF64Ne);
EXPECT_LENGTH(1, kExprF64Lt);
EXPECT_LENGTH(1, kExprF64Le);
EXPECT_LENGTH(1, kExprF64Gt);
EXPECT_LENGTH(1, kExprF64Ge);
EXPECT_LENGTH(1, kExprI32SConvertF32);
EXPECT_LENGTH(1, kExprI32SConvertF64);
EXPECT_LENGTH(1, kExprI32UConvertF32);
EXPECT_LENGTH(1, kExprI32UConvertF64);
EXPECT_LENGTH(1, kExprI32ConvertI64);
EXPECT_LENGTH(1, kExprI64SConvertF32);
EXPECT_LENGTH(1, kExprI64SConvertF64);
EXPECT_LENGTH(1, kExprI64UConvertF32);
EXPECT_LENGTH(1, kExprI64UConvertF64);
EXPECT_LENGTH(1, kExprI64SConvertI32);
EXPECT_LENGTH(1, kExprI64UConvertI32);
EXPECT_LENGTH(1, kExprF32SConvertI32);
EXPECT_LENGTH(1, kExprF32UConvertI32);
EXPECT_LENGTH(1, kExprF32SConvertI64);
EXPECT_LENGTH(1, kExprF32UConvertI64);
EXPECT_LENGTH(1, kExprF32ConvertF64);
EXPECT_LENGTH(1, kExprF32ReinterpretI32);
EXPECT_LENGTH(1, kExprF64SConvertI32);
EXPECT_LENGTH(1, kExprF64UConvertI32);
EXPECT_LENGTH(1, kExprF64SConvertI64);
EXPECT_LENGTH(1, kExprF64UConvertI64);
EXPECT_LENGTH(1, kExprF64ConvertF32);
EXPECT_LENGTH(1, kExprF64ReinterpretI64);
EXPECT_LENGTH(1, kExprI32ReinterpretF32);
EXPECT_LENGTH(1, kExprI64ReinterpretF64);
}
class WasmOpcodeArityTest : public TestWithZone {
public:
WasmOpcodeArityTest() : TestWithZone() {}
};
#define EXPECT_ARITY(expected, ...) \
{ \
static const byte code[] = {__VA_ARGS__}; \
EXPECT_EQ(expected, OpcodeArity(&env, code, code + sizeof(code))); \
}
TEST_F(WasmOpcodeArityTest, Control) {
FunctionEnv env;
EXPECT_ARITY(0, kExprNop);
EXPECT_ARITY(0, kExprBlock, 0);
EXPECT_ARITY(1, kExprBlock, 1);
EXPECT_ARITY(2, kExprBlock, 2);
EXPECT_ARITY(5, kExprBlock, 5);
EXPECT_ARITY(10, kExprBlock, 10);
EXPECT_ARITY(0, kExprLoop, 0);
EXPECT_ARITY(1, kExprLoop, 1);
EXPECT_ARITY(2, kExprLoop, 2);
EXPECT_ARITY(7, kExprLoop, 7);
EXPECT_ARITY(11, kExprLoop, 11);
EXPECT_ARITY(2, kExprIf);
EXPECT_ARITY(3, kExprIfElse);
EXPECT_ARITY(3, kExprSelect);
EXPECT_ARITY(1, kExprBr);
EXPECT_ARITY(2, kExprBrIf);
{
TestSignatures sigs;
FunctionEnv env;
WasmDecoderTest::init_env(&env, sigs.v_v());
EXPECT_ARITY(0, kExprReturn);
WasmDecoderTest::init_env(&env, sigs.i_i());
EXPECT_ARITY(1, kExprReturn);
}
}
TEST_F(WasmOpcodeArityTest, Misc) {
FunctionEnv env;
EXPECT_ARITY(0, kExprI8Const);
EXPECT_ARITY(0, kExprI32Const);
EXPECT_ARITY(0, kExprF32Const);
EXPECT_ARITY(0, kExprI64Const);
EXPECT_ARITY(0, kExprF64Const);
EXPECT_ARITY(0, kExprGetLocal);
EXPECT_ARITY(1, kExprSetLocal);
EXPECT_ARITY(0, kExprLoadGlobal);
EXPECT_ARITY(1, kExprStoreGlobal);
}
TEST_F(WasmOpcodeArityTest, Calls) {
TestSignatures sigs;
TestModuleEnv module;
module.AddFunction(sigs.i_ii());
module.AddFunction(sigs.i_i());
module.AddSignature(sigs.f_ff());
module.AddSignature(sigs.i_d());
module.AddImport(sigs.f_ff());
module.AddImport(sigs.i_d());
{
FunctionEnv env;
WasmDecoderTest::init_env(&env, sigs.i_ii());
env.module = &module;
EXPECT_ARITY(2, kExprCallFunction, 0);
EXPECT_ARITY(2, kExprCallImport, 0);
EXPECT_ARITY(3, kExprCallIndirect, 0);
EXPECT_ARITY(1, kExprBr);
EXPECT_ARITY(2, kExprBrIf);
}
{
FunctionEnv env;
WasmDecoderTest::init_env(&env, sigs.v_v());
env.module = &module;
EXPECT_ARITY(1, kExprCallFunction, 1);
EXPECT_ARITY(1, kExprCallImport, 1);
EXPECT_ARITY(2, kExprCallIndirect, 1);
EXPECT_ARITY(1, kExprBr);
EXPECT_ARITY(2, kExprBrIf);
}
}
TEST_F(WasmOpcodeArityTest, LoadsAndStores) {
FunctionEnv env;
EXPECT_ARITY(1, kExprI32LoadMem8S);
EXPECT_ARITY(1, kExprI32LoadMem8U);
EXPECT_ARITY(1, kExprI32LoadMem16S);
EXPECT_ARITY(1, kExprI32LoadMem16U);
EXPECT_ARITY(1, kExprI32LoadMem);
EXPECT_ARITY(1, kExprI64LoadMem8S);
EXPECT_ARITY(1, kExprI64LoadMem8U);
EXPECT_ARITY(1, kExprI64LoadMem16S);
EXPECT_ARITY(1, kExprI64LoadMem16U);
EXPECT_ARITY(1, kExprI64LoadMem32S);
EXPECT_ARITY(1, kExprI64LoadMem32U);
EXPECT_ARITY(1, kExprI64LoadMem);
EXPECT_ARITY(1, kExprF32LoadMem);
EXPECT_ARITY(1, kExprF64LoadMem);
EXPECT_ARITY(2, kExprI32StoreMem8);
EXPECT_ARITY(2, kExprI32StoreMem16);
EXPECT_ARITY(2, kExprI32StoreMem);
EXPECT_ARITY(2, kExprI64StoreMem8);
EXPECT_ARITY(2, kExprI64StoreMem16);
EXPECT_ARITY(2, kExprI64StoreMem32);
EXPECT_ARITY(2, kExprI64StoreMem);
EXPECT_ARITY(2, kExprF32StoreMem);
EXPECT_ARITY(2, kExprF64StoreMem);
}
TEST_F(WasmOpcodeArityTest, MiscMemExpressions) {
FunctionEnv env;
EXPECT_ARITY(0, kExprMemorySize);
EXPECT_ARITY(1, kExprGrowMemory);
}
TEST_F(WasmOpcodeArityTest, SimpleExpressions) {
FunctionEnv env;
EXPECT_ARITY(2, kExprI32Add);
EXPECT_ARITY(2, kExprI32Sub);
EXPECT_ARITY(2, kExprI32Mul);
EXPECT_ARITY(2, kExprI32DivS);
EXPECT_ARITY(2, kExprI32DivU);
EXPECT_ARITY(2, kExprI32RemS);
EXPECT_ARITY(2, kExprI32RemU);
EXPECT_ARITY(2, kExprI32And);
EXPECT_ARITY(2, kExprI32Ior);
EXPECT_ARITY(2, kExprI32Xor);
EXPECT_ARITY(2, kExprI32Shl);
EXPECT_ARITY(2, kExprI32ShrU);
EXPECT_ARITY(2, kExprI32ShrS);
EXPECT_ARITY(2, kExprI32Eq);
EXPECT_ARITY(2, kExprI32Ne);
EXPECT_ARITY(2, kExprI32LtS);
EXPECT_ARITY(2, kExprI32LeS);
EXPECT_ARITY(2, kExprI32LtU);
EXPECT_ARITY(2, kExprI32LeU);
EXPECT_ARITY(2, kExprI32GtS);
EXPECT_ARITY(2, kExprI32GeS);
EXPECT_ARITY(2, kExprI32GtU);
EXPECT_ARITY(2, kExprI32GeU);
EXPECT_ARITY(1, kExprI32Clz);
EXPECT_ARITY(1, kExprI32Ctz);
EXPECT_ARITY(1, kExprI32Popcnt);
EXPECT_ARITY(1, kExprI32Eqz);
EXPECT_ARITY(2, kExprI64Add);
EXPECT_ARITY(2, kExprI64Sub);
EXPECT_ARITY(2, kExprI64Mul);
EXPECT_ARITY(2, kExprI64DivS);
EXPECT_ARITY(2, kExprI64DivU);
EXPECT_ARITY(2, kExprI64RemS);
EXPECT_ARITY(2, kExprI64RemU);
EXPECT_ARITY(2, kExprI64And);
EXPECT_ARITY(2, kExprI64Ior);
EXPECT_ARITY(2, kExprI64Xor);
EXPECT_ARITY(2, kExprI64Shl);
EXPECT_ARITY(2, kExprI64ShrU);
EXPECT_ARITY(2, kExprI64ShrS);
EXPECT_ARITY(2, kExprI64Eq);
EXPECT_ARITY(2, kExprI64Ne);
EXPECT_ARITY(2, kExprI64LtS);
EXPECT_ARITY(2, kExprI64LeS);
EXPECT_ARITY(2, kExprI64LtU);
EXPECT_ARITY(2, kExprI64LeU);
EXPECT_ARITY(2, kExprI64GtS);
EXPECT_ARITY(2, kExprI64GeS);
EXPECT_ARITY(2, kExprI64GtU);
EXPECT_ARITY(2, kExprI64GeU);
EXPECT_ARITY(1, kExprI64Clz);
EXPECT_ARITY(1, kExprI64Ctz);
EXPECT_ARITY(1, kExprI64Popcnt);
EXPECT_ARITY(2, kExprF32Add);
EXPECT_ARITY(2, kExprF32Sub);
EXPECT_ARITY(2, kExprF32Mul);
EXPECT_ARITY(2, kExprF32Div);
EXPECT_ARITY(2, kExprF32Min);
EXPECT_ARITY(2, kExprF32Max);
EXPECT_ARITY(1, kExprF32Abs);
EXPECT_ARITY(1, kExprF32Neg);
EXPECT_ARITY(2, kExprF32CopySign);
EXPECT_ARITY(1, kExprF32Ceil);
EXPECT_ARITY(1, kExprF32Floor);
EXPECT_ARITY(1, kExprF32Trunc);
EXPECT_ARITY(1, kExprF32NearestInt);
EXPECT_ARITY(1, kExprF32Sqrt);
EXPECT_ARITY(2, kExprF32Eq);
EXPECT_ARITY(2, kExprF32Ne);
EXPECT_ARITY(2, kExprF32Lt);
EXPECT_ARITY(2, kExprF32Le);
EXPECT_ARITY(2, kExprF32Gt);
EXPECT_ARITY(2, kExprF32Ge);
EXPECT_ARITY(2, kExprF64Add);
EXPECT_ARITY(2, kExprF64Sub);
EXPECT_ARITY(2, kExprF64Mul);
EXPECT_ARITY(2, kExprF64Div);
EXPECT_ARITY(2, kExprF64Min);
EXPECT_ARITY(2, kExprF64Max);
EXPECT_ARITY(1, kExprF64Abs);
EXPECT_ARITY(1, kExprF64Neg);
EXPECT_ARITY(2, kExprF64CopySign);
EXPECT_ARITY(1, kExprF64Ceil);
EXPECT_ARITY(1, kExprF64Floor);
EXPECT_ARITY(1, kExprF64Trunc);
EXPECT_ARITY(1, kExprF64NearestInt);
EXPECT_ARITY(1, kExprF64Sqrt);
EXPECT_ARITY(2, kExprF64Eq);
EXPECT_ARITY(2, kExprF64Ne);
EXPECT_ARITY(2, kExprF64Lt);
EXPECT_ARITY(2, kExprF64Le);
EXPECT_ARITY(2, kExprF64Gt);
EXPECT_ARITY(2, kExprF64Ge);
EXPECT_ARITY(1, kExprI32SConvertF32);
EXPECT_ARITY(1, kExprI32SConvertF64);
EXPECT_ARITY(1, kExprI32UConvertF32);
EXPECT_ARITY(1, kExprI32UConvertF64);
EXPECT_ARITY(1, kExprI32ConvertI64);
EXPECT_ARITY(1, kExprI64SConvertF32);
EXPECT_ARITY(1, kExprI64SConvertF64);
EXPECT_ARITY(1, kExprI64UConvertF32);
EXPECT_ARITY(1, kExprI64UConvertF64);
EXPECT_ARITY(1, kExprI64SConvertI32);
EXPECT_ARITY(1, kExprI64UConvertI32);
EXPECT_ARITY(1, kExprF32SConvertI32);
EXPECT_ARITY(1, kExprF32UConvertI32);
EXPECT_ARITY(1, kExprF32SConvertI64);
EXPECT_ARITY(1, kExprF32UConvertI64);
EXPECT_ARITY(1, kExprF32ConvertF64);
EXPECT_ARITY(1, kExprF32ReinterpretI32);
EXPECT_ARITY(1, kExprF64SConvertI32);
EXPECT_ARITY(1, kExprF64UConvertI32);
EXPECT_ARITY(1, kExprF64SConvertI64);
EXPECT_ARITY(1, kExprF64UConvertI64);
EXPECT_ARITY(1, kExprF64ConvertF32);
EXPECT_ARITY(1, kExprF64ReinterpretI64);
EXPECT_ARITY(1, kExprI32ReinterpretF32);
EXPECT_ARITY(1, kExprI64ReinterpretF64);
}
} // namespace wasm
} // namespace internal
} // namespace v8
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