Upgrade V8 to 5.1.281.57  DO NOT MERGE

FPIIM-449

Change-Id: Id981b686b4d587ac31697662eb98bb34be42ad90
(cherry picked from commit 3b9bc31999c9787eb726ecdbfd5796bfdec32a18)
diff --git a/test/cctest/wasm/test-run-wasm-64.cc b/test/cctest/wasm/test-run-wasm-64.cc
new file mode 100644
index 0000000..784f21a
--- /dev/null
+++ b/test/cctest/wasm/test-run-wasm-64.cc
@@ -0,0 +1,1360 @@
+// 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 <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "src/base/bits.h"
+#include "src/wasm/wasm-macro-gen.h"
+
+#include "test/cctest/cctest.h"
+#include "test/cctest/compiler/value-helper.h"
+#include "test/cctest/wasm/test-signatures.h"
+#include "test/cctest/wasm/wasm-run-utils.h"
+
+#define CHECK_TRAP32(x) \
+  CHECK_EQ(0xdeadbeef, (bit_cast<uint32_t>(x)) & 0xFFFFFFFF)
+#define CHECK_TRAP64(x) \
+  CHECK_EQ(0xdeadbeefdeadbeef, (bit_cast<uint64_t>(x)) & 0xFFFFFFFFFFFFFFFF)
+#define CHECK_TRAP(x) CHECK_TRAP32(x)
+
+#define asi64(x) static_cast<int64_t>(x)
+
+#define asu64(x) static_cast<uint64_t>(x)
+
+#define B2(a, b) kExprBlock, 2, a, b
+#define B1(a) kExprBlock, 1, a
+
+// Can't bridge macro land with nested macros.
+#if V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_X87
+#define MIPS_OR_X87 true
+#else
+#define MIPS_OR_X87 false
+#endif
+
+#if V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_X87 || V8_TARGET_ARCH_ARM
+#define MIPS_OR_ARM_OR_X87 true
+#else
+#define MIPS_OR_ARM_OR_X87 false
+#endif
+
+#define FOREACH_I64_OPERATOR(V) \
+  V(DepthFirst, true)           \
+  V(I64Phi, true)               \
+  V(I64Const, true)             \
+  V(I64Return, true)            \
+  V(I64Param, true)             \
+  V(I64LoadStore, true)         \
+  V(I64Add, !MIPS_OR_X87)       \
+  V(I64Sub, !MIPS_OR_X87)       \
+  V(I64Mul, !MIPS_OR_X87)       \
+  V(I64DivS, true)              \
+  V(I64DivU, true)              \
+  V(I64RemS, true)              \
+  V(I64RemU, true)              \
+  V(I64And, true)               \
+  V(I64Ior, true)               \
+  V(I64Xor, true)               \
+  V(I64Shl, !MIPS_OR_X87)       \
+  V(I64ShrU, !MIPS_OR_X87)      \
+  V(I64ShrS, !MIPS_OR_X87)      \
+  V(I64Eq, true)                \
+  V(I64Ne, true)                \
+  V(I64LtS, true)               \
+  V(I64LeS, true)               \
+  V(I64LtU, true)               \
+  V(I64LeU, true)               \
+  V(I64GtS, true)               \
+  V(I64GeS, true)               \
+  V(I64GtU, true)               \
+  V(I64GeU, true)               \
+  V(I64Ctz, true)               \
+  V(I64Clz, true)               \
+  V(I64Popcnt, !MIPS_OR_X87)    \
+  V(I32ConvertI64, true)        \
+  V(I64SConvertF32, true)       \
+  V(I64SConvertF64, true)       \
+  V(I64UConvertF32, true)       \
+  V(I64UConvertF64, true)       \
+  V(I64SConvertI32, true)       \
+  V(I64UConvertI32, true)       \
+  V(F32SConvertI64, true)       \
+  V(F32UConvertI64, true)       \
+  V(F64SConvertI64, true)       \
+  V(F64UConvertI64, true)       \
+  V(F64ReinterpretI64, true)    \
+  V(I64ReinterpretF64, true)    \
+  V(I64Ror, true)               \
+  V(I64Rol, true)
+
+#define DECLARE_CONST(name, cond) static const bool kSupported_##name = cond;
+FOREACH_I64_OPERATOR(DECLARE_CONST)
+#undef DECLARE_CONST
+
+#define REQUIRE(name) \
+  if (!WASM_64 && !kSupported_##name) return
+
+TEST(Run_Wasm_I64Const) {
+  REQUIRE(I64Const);
+  WasmRunner<int64_t> r;
+  const int64_t kExpectedValue = 0x1122334455667788LL;
+  // return(kExpectedValue)
+  BUILD(r, WASM_I64V_9(kExpectedValue));
+  CHECK_EQ(kExpectedValue, r.Call());
+}
+
+TEST(Run_Wasm_I64Const_many) {
+  REQUIRE(I64Const);
+  int cntr = 0;
+  FOR_INT32_INPUTS(i) {
+    WasmRunner<int64_t> r;
+    const int64_t kExpectedValue = (static_cast<int64_t>(*i) << 32) | cntr;
+    // return(kExpectedValue)
+    BUILD(r, WASM_I64V(kExpectedValue));
+    CHECK_EQ(kExpectedValue, r.Call());
+    cntr++;
+  }
+}
+
+TEST(Run_Wasm_Return_I64) {
+  REQUIRE(I64Return);
+  WasmRunner<int64_t> r(MachineType::Int64());
+
+  BUILD(r, WASM_RETURN(WASM_GET_LOCAL(0)));
+
+  FOR_INT64_INPUTS(i) { CHECK_EQ(*i, r.Call(*i)); }
+}
+
+// todo(ahaas): I added a list of missing instructions here to make merging
+// easier when I do them one by one.
+// kExprI64Add:
+TEST(Run_WasmI64Add) {
+  REQUIRE(I64Add);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_ADD(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i + *j, r.Call(*i, *j)); }
+  }
+}
+// kExprI64Sub:
+TEST(Run_Wasm_I64Sub) {
+  REQUIRE(I64Sub);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_SUB(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i - *j, r.Call(*i, *j)); }
+  }
+}
+// kExprI64Mul:
+// kExprI64DivS:
+
+TEST(Run_WasmI64DivS) {
+  REQUIRE(I64DivS);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) {
+      if (*j == 0) {
+        CHECK_TRAP64(r.Call(*i, *j));
+      } else if (*j == -1 && *i == std::numeric_limits<int64_t>::min()) {
+        CHECK_TRAP64(r.Call(*i, *j));
+      } else {
+        CHECK_EQ(*i / *j, r.Call(*i, *j));
+      }
+    }
+  }
+}
+
+TEST(Run_WasmI64DivS_Trap) {
+  REQUIRE(I64DivS);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  CHECK_EQ(0, r.Call(asi64(0), asi64(100)));
+  CHECK_TRAP64(r.Call(asi64(100), asi64(0)));
+  CHECK_TRAP64(r.Call(asi64(-1001), asi64(0)));
+  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), asi64(-1)));
+  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), asi64(0)));
+}
+
+TEST(Run_WasmI64DivS_Byzero_Const) {
+  REQUIRE(I64DivS);
+  for (int8_t denom = -2; denom < 8; denom++) {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_I64V_1(denom)));
+    for (int64_t val = -7; val < 8; val++) {
+      if (denom == 0) {
+        CHECK_TRAP64(r.Call(val));
+      } else {
+        CHECK_EQ(val / denom, r.Call(val));
+      }
+    }
+  }
+}
+// kExprI64DivU:
+
+TEST(Run_WasmI64DivU) {
+  REQUIRE(I64DivU);
+  WasmRunner<uint64_t> r(MachineType::Uint64(), MachineType::Uint64());
+  BUILD(r, WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) {
+      if (*j == 0) {
+        CHECK_TRAP64(r.Call(*i, *j));
+      } else {
+        CHECK_EQ(*i / *j, r.Call(*i, *j));
+      }
+    }
+  }
+}
+
+TEST(Run_WasmI64DivU_Trap) {
+  REQUIRE(I64DivU);
+  WasmRunner<uint64_t> r(MachineType::Uint64(), MachineType::Uint64());
+  BUILD(r, WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  CHECK_EQ(0, r.Call(asu64(0), asu64(100)));
+  CHECK_TRAP64(r.Call(asu64(100), asu64(0)));
+  CHECK_TRAP64(r.Call(asu64(1001), asu64(0)));
+  CHECK_TRAP64(r.Call(std::numeric_limits<uint64_t>::max(), asu64(0)));
+}
+
+TEST(Run_WasmI64DivU_Byzero_Const) {
+  REQUIRE(I64DivU);
+  for (uint64_t denom = 0xfffffffffffffffe; denom < 8; denom++) {
+    WasmRunner<uint64_t> r(MachineType::Uint64());
+    BUILD(r, WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_I64V_1(denom)));
+
+    for (uint64_t val = 0xfffffffffffffff0; val < 8; val++) {
+      if (denom == 0) {
+        CHECK_TRAP64(r.Call(val));
+      } else {
+        CHECK_EQ(val / denom, r.Call(val));
+      }
+    }
+  }
+}
+// kExprI64RemS:
+TEST(Run_WasmI64RemS) {
+  REQUIRE(I64RemS);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) {
+      if (*j == 0) {
+        CHECK_TRAP64(r.Call(*i, *j));
+      } else {
+        CHECK_EQ(*i % *j, r.Call(*i, *j));
+      }
+    }
+  }
+}
+
+TEST(Run_WasmI64RemS_Trap) {
+  REQUIRE(I64RemS);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  CHECK_EQ(33, r.Call(asi64(133), asi64(100)));
+  CHECK_EQ(0, r.Call(std::numeric_limits<int64_t>::min(), asi64(-1)));
+  CHECK_TRAP64(r.Call(asi64(100), asi64(0)));
+  CHECK_TRAP64(r.Call(asi64(-1001), asi64(0)));
+  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), asi64(0)));
+}
+
+// kExprI64RemU:
+TEST(Run_WasmI64RemU) {
+  REQUIRE(I64RemU);
+  WasmRunner<uint64_t> r(MachineType::Uint64(), MachineType::Uint64());
+  BUILD(r, WASM_I64_REMU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) {
+      if (*j == 0) {
+        CHECK_TRAP64(r.Call(*i, *j));
+      } else {
+        CHECK_EQ(*i % *j, r.Call(*i, *j));
+      }
+    }
+  }
+}
+
+TEST(Run_Wasm_I64RemU_Trap) {
+  REQUIRE(I64RemU);
+  WasmRunner<uint64_t> r(MachineType::Uint64(), MachineType::Uint64());
+  BUILD(r, WASM_I64_REMU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  CHECK_EQ(17, r.Call(asu64(217), asu64(100)));
+  CHECK_TRAP64(r.Call(asu64(100), asu64(0)));
+  CHECK_TRAP64(r.Call(asu64(1001), asu64(0)));
+  CHECK_TRAP64(r.Call(std::numeric_limits<uint64_t>::max(), asu64(0)));
+}
+
+// kExprI64And:
+TEST(Run_Wasm_I64And) {
+  REQUIRE(I64And);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_AND(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ((*i) & (*j), r.Call(*i, *j)); }
+  }
+}
+// kExprI64Ior:
+TEST(Run_Wasm_I64Ior) {
+  REQUIRE(I64Ior);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_IOR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ((*i) | (*j), r.Call(*i, *j)); }
+  }
+}
+// kExprI64Xor:
+TEST(Run_Wasm_I64Xor) {
+  REQUIRE(I64Xor);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_XOR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ((*i) ^ (*j), r.Call(*i, *j)); }
+  }
+}
+// kExprI64Shl:
+TEST(Run_Wasm_I64Shl) {
+  REQUIRE(I64Shl);
+  {
+    WasmRunner<uint64_t> r(MachineType::Uint64(), MachineType::Uint64());
+    BUILD(r, WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+    FOR_UINT64_INPUTS(i) {
+      FOR_UINT64_INPUTS(j) {
+        uint64_t expected = (*i) << (*j & 0x3f);
+        CHECK_EQ(expected, r.Call(*i, *j));
+      }
+    }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_I64V_1(0)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i << 0, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_I64V_1(32)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i << 32, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_I64V_1(20)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i << 20, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHL(WASM_GET_LOCAL(0), WASM_I64V_1(40)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i << 40, r.Call(*i)); }
+  }
+}
+// kExprI64ShrU:
+TEST(Run_Wasm_I64ShrU) {
+  REQUIRE(I64ShrU);
+  {
+    WasmRunner<uint64_t> r(MachineType::Uint64(), MachineType::Uint64());
+    BUILD(r, WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+    FOR_UINT64_INPUTS(i) {
+      FOR_UINT64_INPUTS(j) {
+        uint64_t expected = (*i) >> (*j & 0x3f);
+        CHECK_EQ(expected, r.Call(*i, *j));
+      }
+    }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_I64V_1(0)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i >> 0, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_I64V_1(32)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i >> 32, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_I64V_1(20)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i >> 20, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SHR(WASM_GET_LOCAL(0), WASM_I64V_1(40)));
+    FOR_UINT64_INPUTS(i) { CHECK_EQ(*i >> 40, r.Call(*i)); }
+  }
+}
+// kExprI64ShrS:
+TEST(Run_Wasm_I64ShrS) {
+  REQUIRE(I64ShrS);
+  {
+    WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+    BUILD(r, WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+    FOR_INT64_INPUTS(i) {
+      FOR_INT64_INPUTS(j) {
+        int64_t expected = (*i) >> (*j & 0x3f);
+        CHECK_EQ(expected, r.Call(*i, *j));
+      }
+    }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_I64V_1(0)));
+    FOR_INT64_INPUTS(i) { CHECK_EQ(*i >> 0, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_I64V_1(32)));
+    FOR_INT64_INPUTS(i) { CHECK_EQ(*i >> 32, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_I64V_1(20)));
+    FOR_INT64_INPUTS(i) { CHECK_EQ(*i >> 20, r.Call(*i)); }
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64());
+    BUILD(r, WASM_I64_SAR(WASM_GET_LOCAL(0), WASM_I64V_1(40)));
+    FOR_INT64_INPUTS(i) { CHECK_EQ(*i >> 40, r.Call(*i)); }
+  }
+}
+// kExprI64Eq:
+TEST(Run_Wasm_I64Eq) {
+  REQUIRE(I64Eq);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_EQ(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i == *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+// kExprI64Ne:
+TEST(Run_Wasm_I64Ne) {
+  REQUIRE(I64Ne);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_NE(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i != *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+// kExprI64LtS:
+TEST(Run_Wasm_I64LtS) {
+  REQUIRE(I64LtS);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_LTS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i < *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+TEST(Run_Wasm_I64LeS) {
+  REQUIRE(I64LeS);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_LES(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i <= *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+TEST(Run_Wasm_I64LtU) {
+  REQUIRE(I64LtU);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_LTU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) { CHECK_EQ(*i < *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+TEST(Run_Wasm_I64LeU) {
+  REQUIRE(I64LeU);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_LEU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) { CHECK_EQ(*i <= *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+TEST(Run_Wasm_I64GtS) {
+  REQUIRE(I64GtS);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_GTS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i > *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+TEST(Run_Wasm_I64GeS) {
+  REQUIRE(I64GeS);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_GES(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i >= *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+
+TEST(Run_Wasm_I64GtU) {
+  REQUIRE(I64GtU);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_GTU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) { CHECK_EQ(*i > *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+
+TEST(Run_Wasm_I64GeU) {
+  REQUIRE(I64GeU);
+  WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_GEU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) { CHECK_EQ(*i >= *j ? 1 : 0, r.Call(*i, *j)); }
+  }
+}
+// kExprI32ConvertI64:
+TEST(Run_Wasm_I32ConvertI64) {
+  REQUIRE(I32ConvertI64);
+  FOR_INT64_INPUTS(i) {
+    WasmRunner<int32_t> r;
+    BUILD(r, WASM_I32_CONVERT_I64(WASM_I64V(*i)));
+    CHECK_EQ(static_cast<int32_t>(*i), r.Call());
+  }
+}
+// kExprI64SConvertI32:
+TEST(Run_Wasm_I64SConvertI32) {
+  REQUIRE(I64SConvertI32);
+  WasmRunner<int64_t> r(MachineType::Int32());
+  BUILD(r, WASM_I64_SCONVERT_I32(WASM_GET_LOCAL(0)));
+  FOR_INT32_INPUTS(i) { CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i)); }
+}
+
+// kExprI64UConvertI32:
+TEST(Run_Wasm_I64UConvertI32) {
+  REQUIRE(I64UConvertI32);
+  WasmRunner<int64_t> r(MachineType::Uint32());
+  BUILD(r, WASM_I64_UCONVERT_I32(WASM_GET_LOCAL(0)));
+  FOR_UINT32_INPUTS(i) { CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i)); }
+}
+
+// kExprF64ReinterpretI64:
+// kExprI64ReinterpretF64:
+
+// kExprI64Clz:
+// kExprI64Ctz:
+// kExprI64Popcnt:
+TEST(Run_WasmI64Popcnt) {
+  struct {
+    int64_t expected;
+    uint64_t input;
+  } values[] = {{64, 0xffffffffffffffff},
+                {0, 0x0000000000000000},
+                {2, 0x0000080000008000},
+                {26, 0x1123456782345678},
+                {38, 0xffedcba09edcba09}};
+
+  WasmRunner<int64_t> r(MachineType::Uint64());
+  BUILD(r, WASM_I64_POPCNT(WASM_GET_LOCAL(0)));
+  for (size_t i = 0; i < arraysize(values); i++) {
+    CHECK_EQ(values[i].expected, r.Call(values[i].input));
+  }
+}
+
+// kExprF32SConvertI64:
+TEST(Run_WasmF32SConvertI64) {
+  REQUIRE(F32SConvertI64);
+  WasmRunner<float> r(MachineType::Int64());
+  BUILD(r, WASM_F32_SCONVERT_I64(WASM_GET_LOCAL(0)));
+  FOR_INT64_INPUTS(i) { CHECK_FLOAT_EQ(static_cast<float>(*i), r.Call(*i)); }
+}
+// kExprF32UConvertI64:
+TEST(Run_WasmF32UConvertI64) {
+  REQUIRE(F32UConvertI64);
+  struct {
+    uint64_t input;
+    uint32_t expected;
+  } values[] = {{0x0, 0x0},
+                {0x1, 0x3f800000},
+                {0xffffffff, 0x4f800000},
+                {0x1b09788b, 0x4dd84bc4},
+                {0x4c5fce8, 0x4c98bf9d},
+                {0xcc0de5bf, 0x4f4c0de6},
+                {0x2, 0x40000000},
+                {0x3, 0x40400000},
+                {0x4, 0x40800000},
+                {0x5, 0x40a00000},
+                {0x8, 0x41000000},
+                {0x9, 0x41100000},
+                {0xffffffffffffffff, 0x5f800000},
+                {0xfffffffffffffffe, 0x5f800000},
+                {0xfffffffffffffffd, 0x5f800000},
+                {0x0, 0x0},
+                {0x100000000, 0x4f800000},
+                {0xffffffff00000000, 0x5f800000},
+                {0x1b09788b00000000, 0x5dd84bc4},
+                {0x4c5fce800000000, 0x5c98bf9d},
+                {0xcc0de5bf00000000, 0x5f4c0de6},
+                {0x200000000, 0x50000000},
+                {0x300000000, 0x50400000},
+                {0x400000000, 0x50800000},
+                {0x500000000, 0x50a00000},
+                {0x800000000, 0x51000000},
+                {0x900000000, 0x51100000},
+                {0x273a798e187937a3, 0x5e1ce9e6},
+                {0xece3af835495a16b, 0x5f6ce3b0},
+                {0xb668ecc11223344, 0x5d3668ed},
+                {0x9e, 0x431e0000},
+                {0x43, 0x42860000},
+                {0xaf73, 0x472f7300},
+                {0x116b, 0x458b5800},
+                {0x658ecc, 0x4acb1d98},
+                {0x2b3b4c, 0x4a2ced30},
+                {0x88776655, 0x4f087766},
+                {0x70000000, 0x4ee00000},
+                {0x7200000, 0x4ce40000},
+                {0x7fffffff, 0x4f000000},
+                {0x56123761, 0x4eac246f},
+                {0x7fffff00, 0x4efffffe},
+                {0x761c4761eeeeeeee, 0x5eec388f},
+                {0x80000000eeeeeeee, 0x5f000000},
+                {0x88888888dddddddd, 0x5f088889},
+                {0xa0000000dddddddd, 0x5f200000},
+                {0xddddddddaaaaaaaa, 0x5f5dddde},
+                {0xe0000000aaaaaaaa, 0x5f600000},
+                {0xeeeeeeeeeeeeeeee, 0x5f6eeeef},
+                {0xfffffffdeeeeeeee, 0x5f800000},
+                {0xf0000000dddddddd, 0x5f700000},
+                {0x7fffffdddddddd, 0x5b000000},
+                {0x3fffffaaaaaaaa, 0x5a7fffff},
+                {0x1fffffaaaaaaaa, 0x59fffffd},
+                {0xfffff, 0x497ffff0},
+                {0x7ffff, 0x48ffffe0},
+                {0x3ffff, 0x487fffc0},
+                {0x1ffff, 0x47ffff80},
+                {0xffff, 0x477fff00},
+                {0x7fff, 0x46fffe00},
+                {0x3fff, 0x467ffc00},
+                {0x1fff, 0x45fff800},
+                {0xfff, 0x457ff000},
+                {0x7ff, 0x44ffe000},
+                {0x3ff, 0x447fc000},
+                {0x1ff, 0x43ff8000},
+                {0x3fffffffffff, 0x56800000},
+                {0x1fffffffffff, 0x56000000},
+                {0xfffffffffff, 0x55800000},
+                {0x7ffffffffff, 0x55000000},
+                {0x3ffffffffff, 0x54800000},
+                {0x1ffffffffff, 0x54000000},
+                {0x8000008000000000, 0x5f000000},
+                {0x8000008000000001, 0x5f000001},
+                {0x8000000000000400, 0x5f000000},
+                {0x8000000000000401, 0x5f000000}};
+  WasmRunner<float> r(MachineType::Uint64());
+  BUILD(r, WASM_F32_UCONVERT_I64(WASM_GET_LOCAL(0)));
+  for (size_t i = 0; i < arraysize(values); i++) {
+    CHECK_EQ(bit_cast<float>(values[i].expected), r.Call(values[i].input));
+  }
+}
+// kExprF64SConvertI64:
+TEST(Run_WasmF64SConvertI64) {
+  REQUIRE(F64SConvertI64);
+  WasmRunner<double> r(MachineType::Int64());
+  BUILD(r, WASM_F64_SCONVERT_I64(WASM_GET_LOCAL(0)));
+  FOR_INT64_INPUTS(i) { CHECK_DOUBLE_EQ(static_cast<double>(*i), r.Call(*i)); }
+}
+// kExprF64UConvertI64:
+TEST(Run_Wasm_F64UConvertI64) {
+  REQUIRE(F64UConvertI64);
+  struct {
+    uint64_t input;
+    uint64_t expected;
+  } values[] = {{0x0, 0x0},
+                {0x1, 0x3ff0000000000000},
+                {0xffffffff, 0x41efffffffe00000},
+                {0x1b09788b, 0x41bb09788b000000},
+                {0x4c5fce8, 0x419317f3a0000000},
+                {0xcc0de5bf, 0x41e981bcb7e00000},
+                {0x2, 0x4000000000000000},
+                {0x3, 0x4008000000000000},
+                {0x4, 0x4010000000000000},
+                {0x5, 0x4014000000000000},
+                {0x8, 0x4020000000000000},
+                {0x9, 0x4022000000000000},
+                {0xffffffffffffffff, 0x43f0000000000000},
+                {0xfffffffffffffffe, 0x43f0000000000000},
+                {0xfffffffffffffffd, 0x43f0000000000000},
+                {0x100000000, 0x41f0000000000000},
+                {0xffffffff00000000, 0x43efffffffe00000},
+                {0x1b09788b00000000, 0x43bb09788b000000},
+                {0x4c5fce800000000, 0x439317f3a0000000},
+                {0xcc0de5bf00000000, 0x43e981bcb7e00000},
+                {0x200000000, 0x4200000000000000},
+                {0x300000000, 0x4208000000000000},
+                {0x400000000, 0x4210000000000000},
+                {0x500000000, 0x4214000000000000},
+                {0x800000000, 0x4220000000000000},
+                {0x900000000, 0x4222000000000000},
+                {0x273a798e187937a3, 0x43c39d3cc70c3c9c},
+                {0xece3af835495a16b, 0x43ed9c75f06a92b4},
+                {0xb668ecc11223344, 0x43a6cd1d98224467},
+                {0x9e, 0x4063c00000000000},
+                {0x43, 0x4050c00000000000},
+                {0xaf73, 0x40e5ee6000000000},
+                {0x116b, 0x40b16b0000000000},
+                {0x658ecc, 0x415963b300000000},
+                {0x2b3b4c, 0x41459da600000000},
+                {0x88776655, 0x41e10eeccaa00000},
+                {0x70000000, 0x41dc000000000000},
+                {0x7200000, 0x419c800000000000},
+                {0x7fffffff, 0x41dfffffffc00000},
+                {0x56123761, 0x41d5848dd8400000},
+                {0x7fffff00, 0x41dfffffc0000000},
+                {0x761c4761eeeeeeee, 0x43dd8711d87bbbbc},
+                {0x80000000eeeeeeee, 0x43e00000001dddde},
+                {0x88888888dddddddd, 0x43e11111111bbbbc},
+                {0xa0000000dddddddd, 0x43e40000001bbbbc},
+                {0xddddddddaaaaaaaa, 0x43ebbbbbbbb55555},
+                {0xe0000000aaaaaaaa, 0x43ec000000155555},
+                {0xeeeeeeeeeeeeeeee, 0x43edddddddddddde},
+                {0xfffffffdeeeeeeee, 0x43efffffffbdddde},
+                {0xf0000000dddddddd, 0x43ee0000001bbbbc},
+                {0x7fffffdddddddd, 0x435ffffff7777777},
+                {0x3fffffaaaaaaaa, 0x434fffffd5555555},
+                {0x1fffffaaaaaaaa, 0x433fffffaaaaaaaa},
+                {0xfffff, 0x412ffffe00000000},
+                {0x7ffff, 0x411ffffc00000000},
+                {0x3ffff, 0x410ffff800000000},
+                {0x1ffff, 0x40fffff000000000},
+                {0xffff, 0x40efffe000000000},
+                {0x7fff, 0x40dfffc000000000},
+                {0x3fff, 0x40cfff8000000000},
+                {0x1fff, 0x40bfff0000000000},
+                {0xfff, 0x40affe0000000000},
+                {0x7ff, 0x409ffc0000000000},
+                {0x3ff, 0x408ff80000000000},
+                {0x1ff, 0x407ff00000000000},
+                {0x3fffffffffff, 0x42cfffffffffff80},
+                {0x1fffffffffff, 0x42bfffffffffff00},
+                {0xfffffffffff, 0x42affffffffffe00},
+                {0x7ffffffffff, 0x429ffffffffffc00},
+                {0x3ffffffffff, 0x428ffffffffff800},
+                {0x1ffffffffff, 0x427ffffffffff000},
+                {0x8000008000000000, 0x43e0000010000000},
+                {0x8000008000000001, 0x43e0000010000000},
+                {0x8000000000000400, 0x43e0000000000000},
+                {0x8000000000000401, 0x43e0000000000001}};
+  WasmRunner<double> r(MachineType::Uint64());
+  BUILD(r, WASM_F64_UCONVERT_I64(WASM_GET_LOCAL(0)));
+  for (size_t i = 0; i < arraysize(values); i++) {
+    CHECK_EQ(bit_cast<double>(values[i].expected), r.Call(values[i].input));
+  }
+}
+// kExprI64SConvertF32:
+
+TEST(Run_Wasm_I64SConvertF32a) {
+  WasmRunner<int64_t> r(MachineType::Float32());
+  BUILD(r, WASM_I64_SCONVERT_F32(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT32_INPUTS(i) {
+    if (*i < static_cast<float>(std::numeric_limits<int64_t>::max()) &&
+        *i >= static_cast<float>(std::numeric_limits<int64_t>::min())) {
+      CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+// kExprI64SConvertF64:
+TEST(Run_Wasm_I64SConvertF64a) {
+  WasmRunner<int64_t> r(MachineType::Float64());
+  BUILD(r, WASM_I64_SCONVERT_F64(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT64_INPUTS(i) {
+    if (*i < static_cast<double>(std::numeric_limits<int64_t>::max()) &&
+        *i >= static_cast<double>(std::numeric_limits<int64_t>::min())) {
+      CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+// kExprI64UConvertF32:
+TEST(Run_Wasm_I64UConvertF32a) {
+  WasmRunner<uint64_t> r(MachineType::Float32());
+  BUILD(r, WASM_I64_UCONVERT_F32(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT32_INPUTS(i) {
+    if (*i < static_cast<float>(std::numeric_limits<uint64_t>::max()) &&
+        *i > -1) {
+      CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+// kExprI64UConvertF64:
+TEST(Run_Wasm_I64UConvertF64a) {
+  WasmRunner<uint64_t> r(MachineType::Float64());
+  BUILD(r, WASM_I64_UCONVERT_F64(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT64_INPUTS(i) {
+    if (*i < static_cast<float>(std::numeric_limits<uint64_t>::max()) &&
+        *i > -1) {
+      CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+TEST(Run_WasmCallI64Parameter) {
+  // Build the target function.
+  LocalType param_types[20];
+  for (int i = 0; i < 20; i++) param_types[i] = kAstI64;
+  param_types[3] = kAstI32;
+  param_types[4] = kAstI32;
+  FunctionSig sig(1, 19, param_types);
+  for (int i = 0; i < 19; i++) {
+    TestingModule module;
+    WasmFunctionCompiler t(&sig, &module);
+    if (i == 2 || i == 3) {
+      continue;
+    } else {
+      BUILD(t, WASM_GET_LOCAL(i));
+    }
+    uint32_t index = t.CompileAndAdd();
+
+    // Build the calling function.
+    WasmRunner<int32_t> r(&module);
+    BUILD(
+        r,
+        WASM_I32_CONVERT_I64(WASM_CALL_FUNCTION(
+            index, WASM_I64V_9(0xbcd12340000000b),
+            WASM_I64V_9(0xbcd12340000000c), WASM_I32V_1(0xd),
+            WASM_I32_CONVERT_I64(WASM_I64V_9(0xbcd12340000000e)),
+            WASM_I64V_9(0xbcd12340000000f), WASM_I64V_10(0xbcd1234000000010),
+            WASM_I64V_10(0xbcd1234000000011), WASM_I64V_10(0xbcd1234000000012),
+            WASM_I64V_10(0xbcd1234000000013), WASM_I64V_10(0xbcd1234000000014),
+            WASM_I64V_10(0xbcd1234000000015), WASM_I64V_10(0xbcd1234000000016),
+            WASM_I64V_10(0xbcd1234000000017), WASM_I64V_10(0xbcd1234000000018),
+            WASM_I64V_10(0xbcd1234000000019), WASM_I64V_10(0xbcd123400000001a),
+            WASM_I64V_10(0xbcd123400000001b), WASM_I64V_10(0xbcd123400000001c),
+            WASM_I64V_10(0xbcd123400000001d))));
+
+    CHECK_EQ(i + 0xb, r.Call());
+  }
+}
+
+void TestI64Binop(WasmOpcode opcode, int64_t expected, int64_t a, int64_t b) {
+  {
+    WasmRunner<int64_t> r;
+    // return K op K
+    BUILD(r, WASM_BINOP(opcode, WASM_I64V(a), WASM_I64V(b)));
+    CHECK_EQ(expected, r.Call());
+  }
+  {
+    WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+    // return a op b
+    BUILD(r, WASM_BINOP(opcode, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+    CHECK_EQ(expected, r.Call(a, b));
+  }
+}
+
+void TestI64Cmp(WasmOpcode opcode, int64_t expected, int64_t a, int64_t b) {
+  {
+    WasmRunner<int32_t> r;
+    // return K op K
+    BUILD(r, WASM_BINOP(opcode, WASM_I64V(a), WASM_I64V(b)));
+    CHECK_EQ(expected, r.Call());
+  }
+  {
+    WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
+    // return a op b
+    BUILD(r, WASM_BINOP(opcode, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+    CHECK_EQ(expected, r.Call(a, b));
+  }
+}
+
+#define TEST_I64_BINOP(name, expected, a, b)     \
+  do {                                           \
+    if (WASM_64 || kSupported_##name)            \
+      TestI64Binop(kExpr##name, expected, a, b); \
+  } while (false)
+
+TEST(Run_Wasm_I64Binops) {
+  TEST_I64_BINOP(I64Add, -5586332274295447011, 0x501b72ebabc26847,
+                 0x625de9793d8f79d6);
+  TEST_I64_BINOP(I64Sub, 9001903251710731490, 0xf24fe6474640002e,
+                 0x7562b6f711991b4c);
+  TEST_I64_BINOP(I64Mul, -4569547818546064176, 0x231a263c2cbc6451,
+                 0xead44de6bd3e23d0);
+  TEST_I64_BINOP(I64Mul, -25963122347507043, 0x4da1fa47c9352b73,
+                 0x91fe82317aa035af);
+  TEST_I64_BINOP(I64Mul, 7640290486138131960, 0x185731abe8eea47c,
+                 0x714ec59f1380d4c2);
+  TEST_I64_BINOP(I64DivS, -91517, 0x93b1190a34de56a0, 0x00004d8f68863948);
+  TEST_I64_BINOP(I64DivU, 149016, 0xe15b3727e8a2080a, 0x0000631bfa72db8b);
+  TEST_I64_BINOP(I64RemS, -664128064149968, 0x9a78b4e4fe708692,
+                 0x0003e0b6b3be7609);
+  TEST_I64_BINOP(I64RemU, 1742040017332765, 0x0ce84708c6258c81,
+                 0x000a6fde82016697);
+  TEST_I64_BINOP(I64And, 2531040582801836054, 0xaf257d1602644a16,
+                 0x33b290a91a10d997);
+  TEST_I64_BINOP(I64Ior, 8556201506536114940, 0x169d9be7bd3f0a5c,
+                 0x66bca28d77af40e8);
+  TEST_I64_BINOP(I64Xor, -4605655183785456377, 0xb6ea20a5d48e85b8,
+                 0x76ff4da6c80688bf);
+  TEST_I64_BINOP(I64Shl, -7240704056088331264, 0xef4dc1ed030e8ffe, 9);
+  TEST_I64_BINOP(I64ShrU, 12500673744059159, 0xb1a52fa7deec5d14, 10);
+  TEST_I64_BINOP(I64ShrS, 1725103446999874, 0x3107c791461a112b, 11);
+  TEST_I64_BINOP(I64Ror, -8960135652432576946, 0x73418d1717e4e83a, 12);
+  TEST_I64_BINOP(I64Ror, 7617662827409989779, 0xebff67cf0c126d36, 13);
+  TEST_I64_BINOP(I64Rol, -2097714064174346012, 0x43938b8db0b0f230, 14);
+  TEST_I64_BINOP(I64Rol, 8728493013947314237, 0xe07af243ac4d219d, 15);
+}
+
+#define TEST_I64_CMP(name, expected, a, b)                                     \
+  do {                                                                         \
+    if (WASM_64 || kSupported_##name) TestI64Cmp(kExpr##name, expected, a, b); \
+  } while (false)
+
+TEST(Run_Wasm_I64Compare) {
+  TEST_I64_CMP(I64Eq, 0, 0xB915D8FA494064F0, 0x04D700B2536019A3);
+  TEST_I64_CMP(I64Ne, 1, 0xC2FAFAAAB0446CDC, 0x52A3328F780C97A3);
+  TEST_I64_CMP(I64LtS, 0, 0x673636E6306B0578, 0x028EC9ECA78F7227);
+  TEST_I64_CMP(I64LeS, 1, 0xAE5214114B86A0FA, 0x7C1D21DA3DFD0CCF);
+  TEST_I64_CMP(I64LtU, 0, 0x7D52166381EC1CE0, 0x59F4A6A9E78CD3D8);
+  TEST_I64_CMP(I64LeU, 1, 0xE4169A385C7EA0E0, 0xFBDBED2C8781E5BC);
+  TEST_I64_CMP(I64GtS, 0, 0x9D08FF8FB5F42E81, 0xD4E5C9D7FE09F621);
+  TEST_I64_CMP(I64GeS, 1, 0x78DA3B2F73264E0F, 0x6FE5E2A67C501CBE);
+  TEST_I64_CMP(I64GtU, 0, 0x8F691284E44F7DA9, 0xD5EA9BC1EE149192);
+  TEST_I64_CMP(I64GeU, 0, 0x0886A0C58C7AA224, 0x5DDBE5A81FD7EE47);
+}
+
+TEST(Run_Wasm_I64Clz) {
+  REQUIRE(I64Clz);
+  struct {
+    int64_t expected;
+    uint64_t input;
+  } values[] = {{0, 0x8000100000000000},  {1, 0x4000050000000000},
+                {2, 0x2000030000000000},  {3, 0x1000000300000000},
+                {4, 0x0805000000000000},  {5, 0x0400600000000000},
+                {6, 0x0200000000000000},  {7, 0x010000a000000000},
+                {8, 0x00800c0000000000},  {9, 0x0040000000000000},
+                {10, 0x0020000d00000000}, {11, 0x00100f0000000000},
+                {12, 0x0008000000000000}, {13, 0x0004100000000000},
+                {14, 0x0002002000000000}, {15, 0x0001030000000000},
+                {16, 0x0000804000000000}, {17, 0x0000400500000000},
+                {18, 0x0000205000000000}, {19, 0x0000170000000000},
+                {20, 0x0000087000000000}, {21, 0x0000040500000000},
+                {22, 0x0000020300000000}, {23, 0x0000010100000000},
+                {24, 0x0000008900000000}, {25, 0x0000004100000000},
+                {26, 0x0000002200000000}, {27, 0x0000001300000000},
+                {28, 0x0000000800000000}, {29, 0x0000000400000000},
+                {30, 0x0000000200000000}, {31, 0x0000000100000000},
+                {32, 0x0000000080001000}, {33, 0x0000000040000500},
+                {34, 0x0000000020000300}, {35, 0x0000000010000003},
+                {36, 0x0000000008050000}, {37, 0x0000000004006000},
+                {38, 0x0000000002000000}, {39, 0x00000000010000a0},
+                {40, 0x0000000000800c00}, {41, 0x0000000000400000},
+                {42, 0x000000000020000d}, {43, 0x0000000000100f00},
+                {44, 0x0000000000080000}, {45, 0x0000000000041000},
+                {46, 0x0000000000020020}, {47, 0x0000000000010300},
+                {48, 0x0000000000008040}, {49, 0x0000000000004005},
+                {50, 0x0000000000002050}, {51, 0x0000000000001700},
+                {52, 0x0000000000000870}, {53, 0x0000000000000405},
+                {54, 0x0000000000000203}, {55, 0x0000000000000101},
+                {56, 0x0000000000000089}, {57, 0x0000000000000041},
+                {58, 0x0000000000000022}, {59, 0x0000000000000013},
+                {60, 0x0000000000000008}, {61, 0x0000000000000004},
+                {62, 0x0000000000000002}, {63, 0x0000000000000001},
+                {64, 0x0000000000000000}};
+
+  WasmRunner<int64_t> r(MachineType::Uint64());
+  BUILD(r, WASM_I64_CLZ(WASM_GET_LOCAL(0)));
+  for (size_t i = 0; i < arraysize(values); i++) {
+    CHECK_EQ(values[i].expected, r.Call(values[i].input));
+  }
+}
+
+TEST(Run_Wasm_I64Ctz) {
+  REQUIRE(I64Ctz);
+  struct {
+    int64_t expected;
+    uint64_t input;
+  } values[] = {{64, 0x0000000000000000}, {63, 0x8000000000000000},
+                {62, 0x4000000000000000}, {61, 0x2000000000000000},
+                {60, 0x1000000000000000}, {59, 0xa800000000000000},
+                {58, 0xf400000000000000}, {57, 0x6200000000000000},
+                {56, 0x9100000000000000}, {55, 0xcd80000000000000},
+                {54, 0x0940000000000000}, {53, 0xaf20000000000000},
+                {52, 0xac10000000000000}, {51, 0xe0b8000000000000},
+                {50, 0x9ce4000000000000}, {49, 0xc792000000000000},
+                {48, 0xb8f1000000000000}, {47, 0x3b9f800000000000},
+                {46, 0xdb4c400000000000}, {45, 0xe9a3200000000000},
+                {44, 0xfca6100000000000}, {43, 0x6c8a780000000000},
+                {42, 0x8ce5a40000000000}, {41, 0xcb7d020000000000},
+                {40, 0xcb4dc10000000000}, {39, 0xdfbec58000000000},
+                {38, 0x27a9db4000000000}, {37, 0xde3bcb2000000000},
+                {36, 0xd7e8a61000000000}, {35, 0x9afdbc8800000000},
+                {34, 0x9afdbc8400000000}, {33, 0x9afdbc8200000000},
+                {32, 0x9afdbc8100000000}, {31, 0x0000000080000000},
+                {30, 0x0000000040000000}, {29, 0x0000000020000000},
+                {28, 0x0000000010000000}, {27, 0x00000000a8000000},
+                {26, 0x00000000f4000000}, {25, 0x0000000062000000},
+                {24, 0x0000000091000000}, {23, 0x00000000cd800000},
+                {22, 0x0000000009400000}, {21, 0x00000000af200000},
+                {20, 0x00000000ac100000}, {19, 0x00000000e0b80000},
+                {18, 0x000000009ce40000}, {17, 0x00000000c7920000},
+                {16, 0x00000000b8f10000}, {15, 0x000000003b9f8000},
+                {14, 0x00000000db4c4000}, {13, 0x00000000e9a32000},
+                {12, 0x00000000fca61000}, {11, 0x000000006c8a7800},
+                {10, 0x000000008ce5a400}, {9, 0x00000000cb7d0200},
+                {8, 0x00000000cb4dc100},  {7, 0x00000000dfbec580},
+                {6, 0x0000000027a9db40},  {5, 0x00000000de3bcb20},
+                {4, 0x00000000d7e8a610},  {3, 0x000000009afdbc88},
+                {2, 0x000000009afdbc84},  {1, 0x000000009afdbc82},
+                {0, 0x000000009afdbc81}};
+
+  WasmRunner<int64_t> r(MachineType::Uint64());
+  BUILD(r, WASM_I64_CTZ(WASM_GET_LOCAL(0)));
+  for (size_t i = 0; i < arraysize(values); i++) {
+    CHECK_EQ(values[i].expected, r.Call(values[i].input));
+  }
+}
+
+TEST(Run_Wasm_I64Popcnt) {
+  REQUIRE(I64Popcnt);
+  struct {
+    int64_t expected;
+    uint64_t input;
+  } values[] = {{64, 0xffffffffffffffff},
+                {0, 0x0000000000000000},
+                {2, 0x0000080000008000},
+                {26, 0x1123456782345678},
+                {38, 0xffedcba09edcba09}};
+
+  WasmRunner<int64_t> r(MachineType::Uint64());
+  BUILD(r, WASM_I64_POPCNT(WASM_GET_LOCAL(0)));
+  for (size_t i = 0; i < arraysize(values); i++) {
+    CHECK_EQ(values[i].expected, r.Call(values[i].input));
+  }
+}
+
+// Test the WasmRunner with an Int64 return value and different numbers of
+// Int64 parameters.
+TEST(Run_TestI64WasmRunner) {
+  REQUIRE(I64Param);
+  REQUIRE(I64Xor);
+  {FOR_INT64_INPUTS(i){WasmRunner<int64_t> r;
+  BUILD(r, WASM_I64V(*i));
+  CHECK_EQ(*i, r.Call());
+}
+}
+{
+  WasmRunner<int64_t> r(MachineType::Int64());
+  BUILD(r, WASM_GET_LOCAL(0));
+  FOR_INT64_INPUTS(i) { CHECK_EQ(*i, r.Call(*i)); }
+}
+{
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_XOR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) { CHECK_EQ(*i ^ *j, r.Call(*i, *j)); }
+  }
+}
+{
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64(),
+                        MachineType::Int64());
+  BUILD(r, WASM_I64_XOR(WASM_GET_LOCAL(0),
+                        WASM_I64_XOR(WASM_GET_LOCAL(1), WASM_GET_LOCAL(2))));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) {
+      CHECK_EQ(*i ^ *j ^ *j, r.Call(*i, *j, *j));
+      CHECK_EQ(*j ^ *i ^ *j, r.Call(*j, *i, *j));
+      CHECK_EQ(*j ^ *j ^ *i, r.Call(*j, *j, *i));
+    }
+  }
+}
+{
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64(),
+                        MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_XOR(WASM_GET_LOCAL(0),
+                        WASM_I64_XOR(WASM_GET_LOCAL(1),
+                                     WASM_I64_XOR(WASM_GET_LOCAL(2),
+                                                  WASM_GET_LOCAL(3)))));
+  FOR_INT64_INPUTS(i) {
+    FOR_INT64_INPUTS(j) {
+      CHECK_EQ(*i ^ *j ^ *j ^ *j, r.Call(*i, *j, *j, *j));
+      CHECK_EQ(*j ^ *i ^ *j ^ *j, r.Call(*j, *i, *j, *j));
+      CHECK_EQ(*j ^ *j ^ *i ^ *j, r.Call(*j, *j, *i, *j));
+      CHECK_EQ(*j ^ *j ^ *j ^ *i, r.Call(*j, *j, *j, *i));
+    }
+  }
+}
+}
+
+TEST(Run_WasmCall_Int64Sub) {
+  REQUIRE(I64Sub);
+  // Build the target function.
+  TestSignatures sigs;
+  TestingModule module;
+  WasmFunctionCompiler t(sigs.l_ll(), &module);
+  BUILD(t, WASM_I64_SUB(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  uint32_t index = t.CompileAndAdd();
+
+  // Build the caller function.
+  WasmRunner<int64_t> r(&module, MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_CALL_FUNCTION(index, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+  FOR_INT32_INPUTS(i) {
+    FOR_INT32_INPUTS(j) {
+      int64_t a = static_cast<int64_t>(*i) << 32 |
+                  (static_cast<int64_t>(*j) | 0xFFFFFFFF);
+      int64_t b = static_cast<int64_t>(*j) << 32 |
+                  (static_cast<int64_t>(*i) | 0xFFFFFFFF);
+
+      int64_t expected = static_cast<int64_t>(static_cast<uint64_t>(a) -
+                                              static_cast<uint64_t>(b));
+      CHECK_EQ(expected, r.Call(a, b));
+    }
+  }
+}
+
+TEST(Run_Wasm_LoadStoreI64_sx) {
+  REQUIRE(I64LoadStore);
+  REQUIRE(DepthFirst);
+  byte loads[] = {kExprI64LoadMem8S, kExprI64LoadMem16S, kExprI64LoadMem32S,
+                  kExprI64LoadMem};
+
+  for (size_t m = 0; m < arraysize(loads); m++) {
+    TestingModule module;
+    byte* memory = module.AddMemoryElems<byte>(16);
+    WasmRunner<int64_t> r(&module);
+
+    byte code[] = {kExprI64StoreMem, ZERO_ALIGNMENT,
+                   ZERO_OFFSET,          // --
+                   kExprI8Const,     8,  // --
+                   loads[m],         ZERO_ALIGNMENT,
+                   ZERO_OFFSET,           // --
+                   kExprI8Const,     0};  // --
+
+    r.Build(code, code + arraysize(code));
+
+    // Try a bunch of different negative values.
+    for (int i = -1; i >= -128; i -= 11) {
+      int size = 1 << m;
+      module.BlankMemory();
+      memory[size - 1] = static_cast<byte>(i);  // set the high order byte.
+
+      int64_t expected = static_cast<int64_t>(i) << ((size - 1) * 8);
+
+      CHECK_EQ(expected, r.Call());
+      CHECK_EQ(static_cast<byte>(i), memory[8 + size - 1]);
+      for (int j = size; j < 8; j++) {
+        CHECK_EQ(255, memory[8 + j]);
+      }
+    }
+  }
+}
+
+TEST(Run_Wasm_I64SConvertF32b) {
+  REQUIRE(I64SConvertF32);
+  WasmRunner<int64_t> r(MachineType::Float32());
+  BUILD(r, WASM_I64_SCONVERT_F32(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT32_INPUTS(i) {
+    if (*i < static_cast<float>(INT64_MAX) &&
+        *i >= static_cast<float>(INT64_MIN)) {
+      CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+TEST(Run_Wasm_I64SConvertF64b) {
+  REQUIRE(I64SConvertF64);
+  WasmRunner<int64_t> r(MachineType::Float64());
+  BUILD(r, WASM_I64_SCONVERT_F64(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT64_INPUTS(i) {
+    if (*i < static_cast<double>(INT64_MAX) &&
+        *i >= static_cast<double>(INT64_MIN)) {
+      CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+TEST(Run_Wasm_I64UConvertF32b) {
+  REQUIRE(I64UConvertF32);
+  WasmRunner<uint64_t> r(MachineType::Float32());
+  BUILD(r, WASM_I64_UCONVERT_F32(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT32_INPUTS(i) {
+    if (*i < static_cast<float>(UINT64_MAX) && *i > -1) {
+      CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+TEST(Run_Wasm_I64UConvertF64b) {
+  REQUIRE(I64UConvertF64);
+  WasmRunner<uint64_t> r(MachineType::Float64());
+  BUILD(r, WASM_I64_UCONVERT_F64(WASM_GET_LOCAL(0)));
+
+  FOR_FLOAT64_INPUTS(i) {
+    if (*i < static_cast<float>(UINT64_MAX) && *i > -1) {
+      CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i));
+    } else {
+      CHECK_TRAP64(r.Call(*i));
+    }
+  }
+}
+
+TEST(Run_Wasm_I64ReinterpretF64) {
+  REQUIRE(I64ReinterpretF64);
+  TestingModule module;
+  int64_t* memory = module.AddMemoryElems<int64_t>(8);
+  WasmRunner<int64_t> r(&module);
+
+  BUILD(r, WASM_I64_REINTERPRET_F64(
+               WASM_LOAD_MEM(MachineType::Float64(), WASM_ZERO)));
+
+  FOR_INT32_INPUTS(i) {
+    int64_t expected = static_cast<int64_t>(*i) * 0x300010001;
+    memory[0] = expected;
+    CHECK_EQ(expected, r.Call());
+  }
+}
+
+TEST(Run_Wasm_F64ReinterpretI64) {
+  REQUIRE(F64ReinterpretI64);
+  TestingModule module;
+  int64_t* memory = module.AddMemoryElems<int64_t>(8);
+  WasmRunner<int64_t> r(&module, MachineType::Int64());
+
+  BUILD(r, WASM_BLOCK(
+               2, WASM_STORE_MEM(MachineType::Float64(), WASM_ZERO,
+                                 WASM_F64_REINTERPRET_I64(WASM_GET_LOCAL(0))),
+               WASM_GET_LOCAL(0)));
+
+  FOR_INT32_INPUTS(i) {
+    int64_t expected = static_cast<int64_t>(*i) * 0x300010001;
+    CHECK_EQ(expected, r.Call(expected));
+    CHECK_EQ(expected, memory[0]);
+  }
+}
+
+TEST(Run_Wasm_LoadMemI64) {
+  REQUIRE(I64LoadStore);
+  TestingModule module;
+  int64_t* memory = module.AddMemoryElems<int64_t>(8);
+  module.RandomizeMemory(1111);
+  WasmRunner<int64_t> r(&module);
+
+  BUILD(r, WASM_LOAD_MEM(MachineType::Int64(), WASM_I8(0)));
+
+  memory[0] = 0xaabbccdd00112233LL;
+  CHECK_EQ(0xaabbccdd00112233LL, r.Call());
+
+  memory[0] = 0x33aabbccdd001122LL;
+  CHECK_EQ(0x33aabbccdd001122LL, r.Call());
+
+  memory[0] = 77777777;
+  CHECK_EQ(77777777, r.Call());
+}
+
+TEST(Run_Wasm_MemI64_Sum) {
+  REQUIRE(I64LoadStore);
+  REQUIRE(I64Add);
+  REQUIRE(I64Sub);
+  REQUIRE(I64Phi);
+  const int kNumElems = 20;
+  TestingModule module;
+  uint64_t* memory = module.AddMemoryElems<uint64_t>(kNumElems);
+  WasmRunner<uint64_t> r(&module, MachineType::Int32());
+  const byte kSum = r.AllocateLocal(kAstI64);
+
+  BUILD(r, WASM_BLOCK(
+               2, WASM_WHILE(
+                      WASM_GET_LOCAL(0),
+                      WASM_BLOCK(
+                          2, WASM_SET_LOCAL(
+                                 kSum, WASM_I64_ADD(
+                                           WASM_GET_LOCAL(kSum),
+                                           WASM_LOAD_MEM(MachineType::Int64(),
+                                                         WASM_GET_LOCAL(0)))),
+                          WASM_SET_LOCAL(
+                              0, WASM_I32_SUB(WASM_GET_LOCAL(0), WASM_I8(8))))),
+               WASM_GET_LOCAL(1)));
+
+  // Run 4 trials.
+  for (int i = 0; i < 3; i++) {
+    module.RandomizeMemory(i * 33);
+    uint64_t expected = 0;
+    for (size_t j = kNumElems - 1; j > 0; j--) {
+      expected += memory[j];
+    }
+    uint64_t result = r.Call(8 * (kNumElems - 1));
+    CHECK_EQ(expected, result);
+  }
+}
+
+TEST(Run_Wasm_I64Global) {
+  REQUIRE(I64LoadStore);
+  REQUIRE(I64SConvertI32);
+  REQUIRE(I64And);
+  REQUIRE(DepthFirst);
+  TestingModule module;
+  int64_t* global = module.AddGlobal<int64_t>(MachineType::Int64());
+  WasmRunner<int32_t> r(&module, MachineType::Int32());
+  // global = global + p0
+  BUILD(r, B2(WASM_STORE_GLOBAL(
+                  0, WASM_I64_AND(WASM_LOAD_GLOBAL(0),
+                                  WASM_I64_SCONVERT_I32(WASM_GET_LOCAL(0)))),
+              WASM_ZERO));
+
+  *global = 0xFFFFFFFFFFFFFFFFLL;
+  for (int i = 9; i < 444444; i += 111111) {
+    int64_t expected = *global & i;
+    r.Call(i);
+    CHECK_EQ(expected, *global);
+  }
+}
+
+TEST(Run_Wasm_I64Eqz) {
+  REQUIRE(I64Eq);
+
+  WasmRunner<int32_t> r(MachineType::Int64());
+  BUILD(r, WASM_I64_EQZ(WASM_GET_LOCAL(0)));
+
+  FOR_INT64_INPUTS(i) {
+    int32_t result = *i == 0 ? 1 : 0;
+    CHECK_EQ(result, r.Call(*i));
+  }
+}
+
+TEST(Run_Wasm_I64Ror) {
+  REQUIRE(I64Ror);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_ROR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) {
+      int64_t expected = bits::RotateRight64(*i, *j & 0x3f);
+      CHECK_EQ(expected, r.Call(*i, *j));
+    }
+  }
+}
+
+TEST(Run_Wasm_I64Rol) {
+  REQUIRE(I64Rol);
+  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
+  BUILD(r, WASM_I64_ROL(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+  FOR_UINT64_INPUTS(i) {
+    FOR_UINT64_INPUTS(j) {
+      int64_t expected = bits::RotateLeft64(*i, *j & 0x3f);
+      CHECK_EQ(expected, r.Call(*i, *j));
+    }
+  }
+}
diff --git a/test/cctest/wasm/test-run-wasm-js.cc b/test/cctest/wasm/test-run-wasm-js.cc
index 0b33808..6d95d6e 100644
--- a/test/cctest/wasm/test-run-wasm-js.cc
+++ b/test/cctest/wasm/test-run-wasm-js.cc
@@ -54,21 +54,30 @@
   Handle<JSFunction> jsfunc = Handle<JSFunction>::cast(v8::Utils::OpenHandle(
       *v8::Local<v8::Function>::Cast(CompileRun(source))));
   module->AddFunction(sig, Handle<Code>::null());
-  uint32_t index = static_cast<uint32_t>(module->module->functions->size() - 1);
+  uint32_t index = static_cast<uint32_t>(module->module->functions.size() - 1);
   Isolate* isolate = CcTest::InitIsolateOnce();
-  Handle<Code> code =
-      CompileWasmToJSWrapper(isolate, module, jsfunc, sig, "test");
-  module->instance->function_code->at(index) = code;
+  WasmName module_name = {"test", 4};
+  WasmName function_name = {nullptr, 0};
+  Handle<Code> code = CompileWasmToJSWrapper(isolate, module, jsfunc, sig,
+                                             module_name, function_name);
+  module->instance->function_code[index] = code;
   return index;
 }
 
 
 uint32_t AddJSSelector(TestingModule* module, FunctionSig* sig, int which) {
-  const int kMaxParams = 8;
-  static const char* formals[kMaxParams] = {
-      "",        "a",         "a,b",         "a,b,c",
-      "a,b,c,d", "a,b,c,d,e", "a,b,c,d,e,f", "a,b,c,d,e,f,g",
-  };
+  const int kMaxParams = 11;
+  static const char* formals[kMaxParams] = {"",
+                                            "a",
+                                            "a,b",
+                                            "a,b,c",
+                                            "a,b,c,d",
+                                            "a,b,c,d,e",
+                                            "a,b,c,d,e,f",
+                                            "a,b,c,d,e,f,g",
+                                            "a,b,c,d,e,f,g,h",
+                                            "a,b,c,d,e,f,g,h,i",
+                                            "a,b,c,d,e,f,g,h,i,j"};
   CHECK_LT(which, static_cast<int>(sig->parameter_count()));
   CHECK_LT(static_cast<int>(sig->parameter_count()), kMaxParams);
 
@@ -86,7 +95,7 @@
   // Wrap the code so it can be called as a JS function.
   Handle<String> name = isolate->factory()->NewStringFromStaticChars("main");
   Handle<JSObject> module_object = Handle<JSObject>(0, isolate);
-  Handle<Code> code = module->instance->function_code->at(index);
+  Handle<Code> code = module->instance->function_code[index];
   WasmJs::InstallWasmFunctionMap(isolate, isolate->native_context());
   return compiler::CompileJSToWasmWrapper(isolate, module, name, code,
                                           module_object, index);
@@ -171,8 +180,6 @@
 }
 
 
-#if !V8_TARGET_ARCH_ARM64
-// TODO(titzer): dynamic frame alignment on arm64
 TEST(Run_CallJS_Add_jswrapped) {
   TestSignatures sigs;
   TestingModule module;
@@ -187,12 +194,9 @@
   EXPECT_CALL(199, jsfunc, 100, -1);
   EXPECT_CALL(-666666801, jsfunc, -666666900, -1);
 }
-#endif
 
 
 void RunJSSelectTest(int which) {
-#if !V8_TARGET_ARCH_ARM
-  // TODO(titzer): fix tests on arm and reenable
   const int kMaxParams = 8;
   PredictableInputValues inputs(0x100);
   LocalType type = kAstF64;
@@ -223,7 +227,6 @@
     double expected = inputs.arg_d(which);
     EXPECT_CALL(expected, jsfunc, 0.0, 0.0);
   }
-#endif
 }
 
 
@@ -296,10 +299,11 @@
 void RunWASMSelectAlignTest(int num_args, int num_params) {
   PredictableInputValues inputs(0x300);
   Isolate* isolate = CcTest::InitIsolateOnce();
-  const int kMaxParams = 4;
+  const int kMaxParams = 10;
   DCHECK_LE(num_args, kMaxParams);
   LocalType type = kAstF64;
-  LocalType types[kMaxParams + 1] = {type, type, type, type, type};
+  LocalType types[kMaxParams + 1] = {type, type, type, type, type, type,
+                                     type, type, type, type, type};
   FunctionSig sig(1, num_params, types);
 
   for (int which = 0; which < num_params; which++) {
@@ -308,12 +312,16 @@
     BUILD(t, WASM_GET_LOCAL(which));
     Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd());
 
-    Handle<Object> args[] = {
-        isolate->factory()->NewNumber(inputs.arg_d(0)),
-        isolate->factory()->NewNumber(inputs.arg_d(1)),
-        isolate->factory()->NewNumber(inputs.arg_d(2)),
-        isolate->factory()->NewNumber(inputs.arg_d(3)),
-    };
+    Handle<Object> args[] = {isolate->factory()->NewNumber(inputs.arg_d(0)),
+                             isolate->factory()->NewNumber(inputs.arg_d(1)),
+                             isolate->factory()->NewNumber(inputs.arg_d(2)),
+                             isolate->factory()->NewNumber(inputs.arg_d(3)),
+                             isolate->factory()->NewNumber(inputs.arg_d(4)),
+                             isolate->factory()->NewNumber(inputs.arg_d(5)),
+                             isolate->factory()->NewNumber(inputs.arg_d(6)),
+                             isolate->factory()->NewNumber(inputs.arg_d(7)),
+                             isolate->factory()->NewNumber(inputs.arg_d(8)),
+                             isolate->factory()->NewNumber(inputs.arg_d(9))};
 
     double nan = std::numeric_limits<double>::quiet_NaN();
     double expected = which < num_args ? inputs.arg_d(which) : nan;
@@ -351,16 +359,43 @@
   RunWASMSelectAlignTest(4, 4);
 }
 
+TEST(Run_WASMSelectAlign_7) {
+  RunWASMSelectAlignTest(7, 5);
+  RunWASMSelectAlignTest(7, 6);
+  RunWASMSelectAlignTest(7, 7);
+}
+
+TEST(Run_WASMSelectAlign_8) {
+  RunWASMSelectAlignTest(8, 5);
+  RunWASMSelectAlignTest(8, 6);
+  RunWASMSelectAlignTest(8, 7);
+  RunWASMSelectAlignTest(8, 8);
+}
+
+TEST(Run_WASMSelectAlign_9) {
+  RunWASMSelectAlignTest(9, 6);
+  RunWASMSelectAlignTest(9, 7);
+  RunWASMSelectAlignTest(9, 8);
+  RunWASMSelectAlignTest(9, 9);
+}
+
+TEST(Run_WASMSelectAlign_10) {
+  RunWASMSelectAlignTest(10, 7);
+  RunWASMSelectAlignTest(10, 8);
+  RunWASMSelectAlignTest(10, 9);
+  RunWASMSelectAlignTest(10, 10);
+}
 
 void RunJSSelectAlignTest(int num_args, int num_params) {
   PredictableInputValues inputs(0x400);
   Isolate* isolate = CcTest::InitIsolateOnce();
   Factory* factory = isolate->factory();
-  const int kMaxParams = 4;
+  const int kMaxParams = 10;
   CHECK_LE(num_args, kMaxParams);
   CHECK_LE(num_params, kMaxParams);
   LocalType type = kAstF64;
-  LocalType types[kMaxParams + 1] = {type, type, type, type, type};
+  LocalType types[kMaxParams + 1] = {type, type, type, type, type, type,
+                                     type, type, type, type, type};
   FunctionSig sig(1, num_params, types);
 
   // Build the calling code.
@@ -390,6 +425,12 @@
         factory->NewNumber(inputs.arg_d(1)),
         factory->NewNumber(inputs.arg_d(2)),
         factory->NewNumber(inputs.arg_d(3)),
+        factory->NewNumber(inputs.arg_d(4)),
+        factory->NewNumber(inputs.arg_d(5)),
+        factory->NewNumber(inputs.arg_d(6)),
+        factory->NewNumber(inputs.arg_d(7)),
+        factory->NewNumber(inputs.arg_d(8)),
+        factory->NewNumber(inputs.arg_d(9)),
     };
 
     double nan = std::numeric_limits<double>::quiet_NaN();
@@ -404,29 +445,50 @@
   RunJSSelectAlignTest(0, 2);
 }
 
+TEST(Run_JSSelectAlign_1) {
+  RunJSSelectAlignTest(1, 2);
+  RunJSSelectAlignTest(1, 3);
+}
 
 TEST(Run_JSSelectAlign_2) {
   RunJSSelectAlignTest(2, 3);
   RunJSSelectAlignTest(2, 4);
 }
 
+TEST(Run_JSSelectAlign_3) {
+  RunJSSelectAlignTest(3, 3);
+  RunJSSelectAlignTest(3, 4);
+}
 
 TEST(Run_JSSelectAlign_4) {
   RunJSSelectAlignTest(4, 3);
   RunJSSelectAlignTest(4, 4);
 }
 
-
-#if !V8_TARGET_ARCH_ARM64
-// TODO(titzer): dynamic frame alignment on arm64
-TEST(Run_JSSelectAlign_1) {
-  RunJSSelectAlignTest(1, 2);
-  RunJSSelectAlignTest(1, 3);
+TEST(Run_JSSelectAlign_7) {
+  RunJSSelectAlignTest(7, 3);
+  RunJSSelectAlignTest(7, 4);
+  RunJSSelectAlignTest(7, 4);
+  RunJSSelectAlignTest(7, 4);
 }
 
-
-TEST(Run_JSSelectAlign_3) {
-  RunJSSelectAlignTest(3, 3);
-  RunJSSelectAlignTest(3, 4);
+TEST(Run_JSSelectAlign_8) {
+  RunJSSelectAlignTest(8, 5);
+  RunJSSelectAlignTest(8, 6);
+  RunJSSelectAlignTest(8, 7);
+  RunJSSelectAlignTest(8, 8);
 }
-#endif
+
+TEST(Run_JSSelectAlign_9) {
+  RunJSSelectAlignTest(9, 6);
+  RunJSSelectAlignTest(9, 7);
+  RunJSSelectAlignTest(9, 8);
+  RunJSSelectAlignTest(9, 9);
+}
+
+TEST(Run_JSSelectAlign_10) {
+  RunJSSelectAlignTest(10, 7);
+  RunJSSelectAlignTest(10, 8);
+  RunJSSelectAlignTest(10, 9);
+  RunJSSelectAlignTest(10, 10);
+}
diff --git a/test/cctest/wasm/test-run-wasm-module.cc b/test/cctest/wasm/test-run-wasm-module.cc
index 905e8e4..118a91f 100644
--- a/test/cctest/wasm/test-run-wasm-module.cc
+++ b/test/cctest/wasm/test-run-wasm-module.cc
@@ -19,7 +19,6 @@
 using namespace v8::internal::wasm;
 
 
-#if !V8_TARGET_ARCH_ARM64
 // TODO(titzer): fix arm64 frame alignment.
 namespace {
 void TestModule(WasmModuleIndex* module, int32_t expected_result) {
@@ -36,19 +35,24 @@
 // A raw test that skips the WasmModuleBuilder.
 TEST(Run_WasmModule_CallAdd_rev) {
   static const byte data[] = {
+      WASM_MODULE_HEADER,
       // sig#0 ------------------------------------------
-      kDeclSignatures, 2, 0, kLocalI32,    // void -> int
-      2, kLocalI32, kLocalI32, kLocalI32,  // int,int -> int
+      WASM_SECTION_SIGNATURES_SIZE + 7,          // Section size.
+      WASM_SECTION_SIGNATURES, 2, 0, kLocalI32,  // void -> int
+      2, kLocalI32, kLocalI32, kLocalI32,        // int,int -> int
       // func#0 (main) ----------------------------------
-      kDeclFunctions, 2, kDeclFunctionExport, 0, 0,  // sig index
-      6, 0,                                          // body size
-      kExprCallFunction, 1,                          // --
-      kExprI8Const, 77,                              // --
-      kExprI8Const, 22,                              // --
+      WASM_SECTION_FUNCTIONS_SIZE + 24, WASM_SECTION_FUNCTIONS, 2,
+      kDeclFunctionExport, 0, 0,  // sig index
+      7, 0,                       // body size
+      0,                          // locals
+      kExprCallFunction, 1,       // --
+      kExprI8Const, 77,           // --
+      kExprI8Const, 22,           // --
       // func#1 -----------------------------------------
       0,                 // no name, not exported
       1, 0,              // sig index
-      5, 0,              // body size
+      6, 0,              // body size
+      0,                 // locals
       kExprI32Add,       // --
       kExprGetLocal, 0,  // --
       kExprGetLocal, 1,  // --
@@ -65,7 +69,8 @@
 
 TEST(Run_WasmModule_Return114) {
   static const int32_t kReturnValue = 114;
-  Zone zone;
+  v8::base::AccountingAllocator allocator;
+  Zone zone(&allocator);
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
   uint16_t f_index = builder->AddFunction();
   WasmFunctionBuilder* f = builder->FunctionAt(f_index);
@@ -79,7 +84,8 @@
 
 
 TEST(Run_WasmModule_CallAdd) {
-  Zone zone;
+  v8::base::AccountingAllocator allocator;
+  Zone zone(&allocator);
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
   uint16_t f1_index = builder->AddFunction();
   WasmFunctionBuilder* f = builder->FunctionAt(f1_index);
@@ -102,7 +108,8 @@
 
 TEST(Run_WasmModule_ReadLoadedDataSegment) {
   static const byte kDataSegmentDest0 = 12;
-  Zone zone;
+  v8::base::AccountingAllocator allocator;
+  Zone zone(&allocator);
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
   uint16_t f_index = builder->AddFunction();
   WasmFunctionBuilder* f = builder->FunctionAt(f_index);
@@ -118,19 +125,10 @@
   TestModule(writer->WriteTo(&zone), 0xddccbbaa);
 }
 
-
-#if defined(__has_feature)
-#if __has_feature(address_sanitizer)
-#define V8_WITH_ASAN 1
-#endif
-#endif
-
-
-#if !defined(V8_WITH_ASAN)
-// TODO(bradnelson): Figure out why this crashes under asan.
 TEST(Run_WasmModule_CheckMemoryIsZero) {
   static const int kCheckSize = 16 * 1024;
-  Zone zone;
+  v8::base::AccountingAllocator allocator;
+  Zone zone(&allocator);
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
   uint16_t f_index = builder->AddFunction();
   WasmFunctionBuilder* f = builder->FunctionAt(f_index);
@@ -140,23 +138,19 @@
   byte code[] = {WASM_BLOCK(
       2,
       WASM_WHILE(
-          WASM_I32_LTS(WASM_GET_LOCAL(localIndex), WASM_I32(kCheckSize)),
+          WASM_I32_LTS(WASM_GET_LOCAL(localIndex), WASM_I32V_3(kCheckSize)),
           WASM_IF_ELSE(
               WASM_LOAD_MEM(MachineType::Int32(), WASM_GET_LOCAL(localIndex)),
               WASM_BRV(2, WASM_I8(-1)), WASM_INC_LOCAL_BY(localIndex, 4))),
       WASM_I8(11))};
-  uint32_t local_indices[] = {7, 19, 25, 28};
-  f->EmitCode(code, sizeof(code), local_indices, sizeof(local_indices) / 4);
+  f->EmitCode(code, sizeof(code), nullptr, 0);
   WasmModuleWriter* writer = builder->Build(&zone);
   TestModule(writer->WriteTo(&zone), 11);
 }
-#endif
 
-
-#if !defined(V8_WITH_ASAN)
-// TODO(bradnelson): Figure out why this crashes under asan.
 TEST(Run_WasmModule_CallMain_recursive) {
-  Zone zone;
+  v8::base::AccountingAllocator allocator;
+  Zone zone(&allocator);
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
   uint16_t f_index = builder->AddFunction();
   WasmFunctionBuilder* f = builder->FunctionAt(f_index);
@@ -171,18 +165,14 @@
                                                 WASM_INC_LOCAL(localIndex)),
                               WASM_BRV(1, WASM_CALL_FUNCTION0(0))),
                    WASM_BRV(0, WASM_I8(55))))};
-  uint32_t local_indices[] = {3, 11, 21, 24};
-  f->EmitCode(code, sizeof(code), local_indices, sizeof(local_indices) / 4);
+  f->EmitCode(code, sizeof(code), nullptr, 0);
   WasmModuleWriter* writer = builder->Build(&zone);
   TestModule(writer->WriteTo(&zone), 55);
 }
-#endif
 
-
-#if !defined(V8_WITH_ASAN)
-// TODO(bradnelson): Figure out why this crashes under asan.
 TEST(Run_WasmModule_Global) {
-  Zone zone;
+  v8::base::AccountingAllocator allocator;
+  Zone zone(&allocator);
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
   uint32_t global1 = builder->AddGlobal(MachineType::Int32(), 0);
   uint32_t global2 = builder->AddGlobal(MachineType::Int32(), 0);
@@ -196,13 +186,10 @@
   f = builder->FunctionAt(f2_index);
   f->ReturnType(kAstI32);
   f->Exported(1);
-  byte code2[] = {WASM_STORE_GLOBAL(global1, WASM_I32(56)),
-                  WASM_STORE_GLOBAL(global2, WASM_I32(41)),
+  byte code2[] = {WASM_STORE_GLOBAL(global1, WASM_I32V_1(56)),
+                  WASM_STORE_GLOBAL(global2, WASM_I32V_1(41)),
                   WASM_RETURN(WASM_CALL_FUNCTION0(f1_index))};
   f->EmitCode(code2, sizeof(code2));
   WasmModuleWriter* writer = builder->Build(&zone);
   TestModule(writer->WriteTo(&zone), 97);
 }
-#endif
-
-#endif  // !V8_TARGET_ARCH_ARM64
diff --git a/test/cctest/wasm/test-run-wasm.cc b/test/cctest/wasm/test-run-wasm.cc
index a6f07f7..70d461b 100644
--- a/test/cctest/wasm/test-run-wasm.cc
+++ b/test/cctest/wasm/test-run-wasm.cc
@@ -18,12 +18,11 @@
 using namespace v8::internal::compiler;
 using namespace v8::internal::wasm;
 
-#define BUILD(r, ...)                      \
-  do {                                     \
-    byte code[] = {__VA_ARGS__};           \
-    r.Build(code, code + arraysize(code)); \
-  } while (false)
-
+// for even shorter tests.
+#define B2(a, b) kExprBlock, 2, a, b
+#define B1(a) kExprBlock, 1, a
+#define RET(x) kExprReturn, x
+#define RET_I8(x) kExprReturn, kExprI8Const, x
 
 TEST(Run_WasmInt8Const) {
   WasmRunner<int32_t> r;
@@ -67,7 +66,7 @@
   WasmRunner<int32_t> r;
   const int32_t kExpectedValue = 0x11223344;
   // return(kExpectedValue)
-  BUILD(r, WASM_I32(kExpectedValue));
+  BUILD(r, WASM_I32V_5(kExpectedValue));
   CHECK_EQ(kExpectedValue, r.Call());
 }
 
@@ -77,7 +76,7 @@
     WasmRunner<int32_t> r;
     const int32_t kExpectedValue = *i;
     // return(kExpectedValue)
-    BUILD(r, WASM_I32(kExpectedValue));
+    BUILD(r, WASM_I32V(kExpectedValue));
     CHECK_EQ(kExpectedValue, r.Call());
   }
 }
@@ -92,47 +91,6 @@
 }
 
 
-#if WASM_64
-TEST(Run_WasmInt64Const) {
-  WasmRunner<int64_t> r;
-  const int64_t kExpectedValue = 0x1122334455667788LL;
-  // return(kExpectedValue)
-  BUILD(r, WASM_I64(kExpectedValue));
-  CHECK_EQ(kExpectedValue, r.Call());
-}
-
-
-TEST(Run_WasmInt64Const_many) {
-  int cntr = 0;
-  FOR_INT32_INPUTS(i) {
-    WasmRunner<int64_t> r;
-    const int64_t kExpectedValue = (static_cast<int64_t>(*i) << 32) | cntr;
-    // return(kExpectedValue)
-    BUILD(r, WASM_I64(kExpectedValue));
-    CHECK_EQ(kExpectedValue, r.Call());
-    cntr++;
-  }
-}
-#endif
-
-TEST(Run_WasmI32ConvertI64) {
-  FOR_INT64_INPUTS(i) {
-    WasmRunner<int32_t> r;
-    BUILD(r, WASM_I32_CONVERT_I64(WASM_I64(*i)));
-    CHECK_EQ(static_cast<int32_t>(*i), r.Call());
-  }
-}
-
-TEST(Run_WasmI64AndConstants) {
-  FOR_INT64_INPUTS(i) {
-    FOR_INT64_INPUTS(j) {
-      WasmRunner<int32_t> r;
-      BUILD(r, WASM_I32_CONVERT_I64(WASM_I64_AND(WASM_I64(*i), WASM_I64(*j))));
-      CHECK_EQ(static_cast<int32_t>(*i & *j), r.Call());
-    }
-  }
-}
-
 TEST(Run_WasmInt32Param0) {
   WasmRunner<int32_t> r(MachineType::Int32());
   // return(local[0])
@@ -216,7 +174,7 @@
   {
     WasmRunner<int32_t> r;
     // K op K
-    BUILD(r, WASM_BINOP(opcode, WASM_I32(a), WASM_I32(b)));
+    BUILD(r, WASM_BINOP(opcode, WASM_I32V(a), WASM_I32V(b)));
     CHECK_EQ(expected, r.Call());
   }
   {
@@ -241,6 +199,10 @@
   TestInt32Binop(kExprI32Shl, 0xA0000000, 0xA, 28);
   TestInt32Binop(kExprI32ShrU, 0x07000010, 0x70000100, 4);
   TestInt32Binop(kExprI32ShrS, 0xFF000000, 0x80000000, 7);
+  TestInt32Binop(kExprI32Ror, 0x01000000, 0x80000000, 7);
+  TestInt32Binop(kExprI32Ror, 0x01000000, 0x80000000, 39);
+  TestInt32Binop(kExprI32Rol, 0x00000040, 0x80000000, 7);
+  TestInt32Binop(kExprI32Rol, 0x00000040, 0x80000000, 39);
   TestInt32Binop(kExprI32Eq, 1, -99, -99);
   TestInt32Binop(kExprI32Ne, 0, -97, -97);
 
@@ -260,7 +222,7 @@
   {
     WasmRunner<int32_t> r;
     // return op K
-    BUILD(r, WASM_UNOP(opcode, WASM_I32(a)));
+    BUILD(r, WASM_UNOP(opcode, WASM_I32V(a)));
     CHECK_EQ(expected, r.Call());
   }
   {
@@ -354,209 +316,83 @@
   TestInt32Unop(kExprI32Popcnt, 19, 0xfedcba09);
 }
 
+TEST(Run_WasmI32Eqz) {
+  TestInt32Unop(kExprI32Eqz, 0, 1);
+  TestInt32Unop(kExprI32Eqz, 0, -1);
+  TestInt32Unop(kExprI32Eqz, 0, -827343);
+  TestInt32Unop(kExprI32Eqz, 0, 8888888);
+  TestInt32Unop(kExprI32Eqz, 1, 0);
+}
 
-#if WASM_64
-void TestInt64Binop(WasmOpcode opcode, int64_t expected, int64_t a, int64_t b) {
-  if (!WasmOpcodes::IsSupported(opcode)) return;
-  {
-    WasmRunner<int64_t> r;
-    // return K op K
-    BUILD(r, WASM_BINOP(opcode, WASM_I64(a), WASM_I64(b)));
-    CHECK_EQ(expected, r.Call());
-  }
-  {
-    WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-    // return a op b
-    BUILD(r, WASM_BINOP(opcode, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-    CHECK_EQ(expected, r.Call(a, b));
+TEST(Run_WasmI32Shl) {
+  WasmRunner<uint32_t> r(MachineType::Uint32(), MachineType::Uint32());
+  BUILD(r, WASM_I32_SHL(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+
+  FOR_UINT32_INPUTS(i) {
+    FOR_UINT32_INPUTS(j) {
+      uint32_t expected = (*i) << (*j & 0x1f);
+      CHECK_EQ(expected, r.Call(*i, *j));
+    }
   }
 }
 
+TEST(Run_WasmI32Shr) {
+  WasmRunner<uint32_t> r(MachineType::Uint32(), MachineType::Uint32());
+  BUILD(r, WASM_I32_SHR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
-void TestInt64Cmp(WasmOpcode opcode, int64_t expected, int64_t a, int64_t b) {
-  if (!WasmOpcodes::IsSupported(opcode)) return;
-  {
-    WasmRunner<int32_t> r;
-    // return K op K
-    BUILD(r, WASM_BINOP(opcode, WASM_I64(a), WASM_I64(b)));
-    CHECK_EQ(expected, r.Call());
-  }
-  {
-    WasmRunner<int32_t> r(MachineType::Int64(), MachineType::Int64());
-    // return a op b
-    BUILD(r, WASM_BINOP(opcode, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-    CHECK_EQ(expected, r.Call(a, b));
+  FOR_UINT32_INPUTS(i) {
+    FOR_UINT32_INPUTS(j) {
+      uint32_t expected = (*i) >> (*j & 0x1f);
+      CHECK_EQ(expected, r.Call(*i, *j));
+    }
   }
 }
 
+TEST(Run_WasmI32Sar) {
+  WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_SAR(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
-TEST(Run_WasmInt64Binops) {
-  // TODO(titzer): real 64-bit numbers
-  TestInt64Binop(kExprI64Add, 8888888888888LL, 3333333333333LL,
-                 5555555555555LL);
-  TestInt64Binop(kExprI64Sub, -111111111111LL, 777777777777LL, 888888888888LL);
-  TestInt64Binop(kExprI64Mul, 65130756, 88734, 734);
-  TestInt64Binop(kExprI64DivS, -66, -4777344, 72384);
-  TestInt64Binop(kExprI64DivU, 805306368, 0xF0000000, 5);
-  TestInt64Binop(kExprI64RemS, -3, -3003, 1000);
-  TestInt64Binop(kExprI64RemU, 4, 4004, 1000);
-  TestInt64Binop(kExprI64And, 0xEE, 0xFFEE, 0xFF0000FF);
-  TestInt64Binop(kExprI64Ior, 0xF0FF00FF, 0xF0F000EE, 0x000F0011);
-  TestInt64Binop(kExprI64Xor, 0xABCDEF01, 0xABCDEFFF, 0xFE);
-  TestInt64Binop(kExprI64Shl, 0xA0000000, 0xA, 28);
-  TestInt64Binop(kExprI64ShrU, 0x0700001000123456LL, 0x7000010001234567LL, 4);
-  TestInt64Binop(kExprI64ShrS, 0xFF00000000000000LL, 0x8000000000000000LL, 7);
-  TestInt64Cmp(kExprI64Eq, 1, -9999, -9999);
-  TestInt64Cmp(kExprI64Ne, 1, -9199, -9999);
-  TestInt64Cmp(kExprI64LtS, 1, -4, 4);
-  TestInt64Cmp(kExprI64LeS, 0, -2, -3);
-  TestInt64Cmp(kExprI64LtU, 1, 0, -6);
-  TestInt64Cmp(kExprI64LeU, 1, 98978, 0xF0000000);
-}
-
-
-TEST(Run_WasmInt64Clz) {
-  struct {
-    int64_t expected;
-    uint64_t input;
-  } values[] = {{0, 0x8000100000000000},  {1, 0x4000050000000000},
-                {2, 0x2000030000000000},  {3, 0x1000000300000000},
-                {4, 0x0805000000000000},  {5, 0x0400600000000000},
-                {6, 0x0200000000000000},  {7, 0x010000a000000000},
-                {8, 0x00800c0000000000},  {9, 0x0040000000000000},
-                {10, 0x0020000d00000000}, {11, 0x00100f0000000000},
-                {12, 0x0008000000000000}, {13, 0x0004100000000000},
-                {14, 0x0002002000000000}, {15, 0x0001030000000000},
-                {16, 0x0000804000000000}, {17, 0x0000400500000000},
-                {18, 0x0000205000000000}, {19, 0x0000170000000000},
-                {20, 0x0000087000000000}, {21, 0x0000040500000000},
-                {22, 0x0000020300000000}, {23, 0x0000010100000000},
-                {24, 0x0000008900000000}, {25, 0x0000004100000000},
-                {26, 0x0000002200000000}, {27, 0x0000001300000000},
-                {28, 0x0000000800000000}, {29, 0x0000000400000000},
-                {30, 0x0000000200000000}, {31, 0x0000000100000000},
-                {32, 0x0000000080001000}, {33, 0x0000000040000500},
-                {34, 0x0000000020000300}, {35, 0x0000000010000003},
-                {36, 0x0000000008050000}, {37, 0x0000000004006000},
-                {38, 0x0000000002000000}, {39, 0x00000000010000a0},
-                {40, 0x0000000000800c00}, {41, 0x0000000000400000},
-                {42, 0x000000000020000d}, {43, 0x0000000000100f00},
-                {44, 0x0000000000080000}, {45, 0x0000000000041000},
-                {46, 0x0000000000020020}, {47, 0x0000000000010300},
-                {48, 0x0000000000008040}, {49, 0x0000000000004005},
-                {50, 0x0000000000002050}, {51, 0x0000000000001700},
-                {52, 0x0000000000000870}, {53, 0x0000000000000405},
-                {54, 0x0000000000000203}, {55, 0x0000000000000101},
-                {56, 0x0000000000000089}, {57, 0x0000000000000041},
-                {58, 0x0000000000000022}, {59, 0x0000000000000013},
-                {60, 0x0000000000000008}, {61, 0x0000000000000004},
-                {62, 0x0000000000000002}, {63, 0x0000000000000001},
-                {64, 0x0000000000000000}};
-
-  WasmRunner<int64_t> r(MachineType::Uint64());
-  BUILD(r, WASM_I64_CLZ(WASM_GET_LOCAL(0)));
-  for (size_t i = 0; i < arraysize(values); i++) {
-    CHECK_EQ(values[i].expected, r.Call(values[i].input));
+  FOR_INT32_INPUTS(i) {
+    FOR_INT32_INPUTS(j) {
+      int32_t expected = (*i) >> (*j & 0x1f);
+      CHECK_EQ(expected, r.Call(*i, *j));
+    }
   }
 }
 
-
-TEST(Run_WasmInt64Ctz) {
-  struct {
-    int64_t expected;
-    uint64_t input;
-  } values[] = {{64, 0x0000000000000000}, {63, 0x8000000000000000},
-                {62, 0x4000000000000000}, {61, 0x2000000000000000},
-                {60, 0x1000000000000000}, {59, 0xa800000000000000},
-                {58, 0xf400000000000000}, {57, 0x6200000000000000},
-                {56, 0x9100000000000000}, {55, 0xcd80000000000000},
-                {54, 0x0940000000000000}, {53, 0xaf20000000000000},
-                {52, 0xac10000000000000}, {51, 0xe0b8000000000000},
-                {50, 0x9ce4000000000000}, {49, 0xc792000000000000},
-                {48, 0xb8f1000000000000}, {47, 0x3b9f800000000000},
-                {46, 0xdb4c400000000000}, {45, 0xe9a3200000000000},
-                {44, 0xfca6100000000000}, {43, 0x6c8a780000000000},
-                {42, 0x8ce5a40000000000}, {41, 0xcb7d020000000000},
-                {40, 0xcb4dc10000000000}, {39, 0xdfbec58000000000},
-                {38, 0x27a9db4000000000}, {37, 0xde3bcb2000000000},
-                {36, 0xd7e8a61000000000}, {35, 0x9afdbc8800000000},
-                {34, 0x9afdbc8400000000}, {33, 0x9afdbc8200000000},
-                {32, 0x9afdbc8100000000}, {31, 0x0000000080000000},
-                {30, 0x0000000040000000}, {29, 0x0000000020000000},
-                {28, 0x0000000010000000}, {27, 0x00000000a8000000},
-                {26, 0x00000000f4000000}, {25, 0x0000000062000000},
-                {24, 0x0000000091000000}, {23, 0x00000000cd800000},
-                {22, 0x0000000009400000}, {21, 0x00000000af200000},
-                {20, 0x00000000ac100000}, {19, 0x00000000e0b80000},
-                {18, 0x000000009ce40000}, {17, 0x00000000c7920000},
-                {16, 0x00000000b8f10000}, {15, 0x000000003b9f8000},
-                {14, 0x00000000db4c4000}, {13, 0x00000000e9a32000},
-                {12, 0x00000000fca61000}, {11, 0x000000006c8a7800},
-                {10, 0x000000008ce5a400}, {9, 0x00000000cb7d0200},
-                {8, 0x00000000cb4dc100},  {7, 0x00000000dfbec580},
-                {6, 0x0000000027a9db40},  {5, 0x00000000de3bcb20},
-                {4, 0x00000000d7e8a610},  {3, 0x000000009afdbc88},
-                {2, 0x000000009afdbc84},  {1, 0x000000009afdbc82},
-                {0, 0x000000009afdbc81}};
-
-  WasmRunner<int64_t> r(MachineType::Uint64());
-  BUILD(r, WASM_I64_CTZ(WASM_GET_LOCAL(0)));
-  for (size_t i = 0; i < arraysize(values); i++) {
-    CHECK_EQ(values[i].expected, r.Call(values[i].input));
-  }
-}
-
-
-TEST(Run_WasmInt64Popcnt) {
-  struct {
-    int64_t expected;
-    uint64_t input;
-  } values[] = {{64, 0xffffffffffffffff},
-                {0, 0x0000000000000000},
-                {2, 0x0000080000008000},
-                {26, 0x1123456782345678},
-                {38, 0xffedcba09edcba09}};
-
-  WasmRunner<int64_t> r(MachineType::Uint64());
-  BUILD(r, WASM_I64_POPCNT(WASM_GET_LOCAL(0)));
-  for (size_t i = 0; i < arraysize(values); i++) {
-    CHECK_EQ(values[i].expected, r.Call(values[i].input));
-  }
-}
-
-
-#endif
-
 TEST(Run_WASM_Int32DivS_trap) {
   WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
   BUILD(r, WASM_I32_DIVS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
   CHECK_EQ(0, r.Call(0, 100));
   CHECK_TRAP(r.Call(100, 0));
   CHECK_TRAP(r.Call(-1001, 0));
-  CHECK_TRAP(r.Call(std::numeric_limits<int32_t>::min(), -1));
-  CHECK_TRAP(r.Call(std::numeric_limits<int32_t>::min(), 0));
+  CHECK_TRAP(r.Call(kMin, -1));
+  CHECK_TRAP(r.Call(kMin, 0));
 }
 
 
 TEST(Run_WASM_Int32RemS_trap) {
   WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
   BUILD(r, WASM_I32_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
   CHECK_EQ(33, r.Call(133, 100));
-  CHECK_EQ(0, r.Call(std::numeric_limits<int32_t>::min(), -1));
+  CHECK_EQ(0, r.Call(kMin, -1));
   CHECK_TRAP(r.Call(100, 0));
   CHECK_TRAP(r.Call(-1001, 0));
-  CHECK_TRAP(r.Call(std::numeric_limits<int32_t>::min(), 0));
+  CHECK_TRAP(r.Call(kMin, 0));
 }
 
 
 TEST(Run_WASM_Int32DivU_trap) {
   WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
   BUILD(r, WASM_I32_DIVU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
   CHECK_EQ(0, r.Call(0, 100));
-  CHECK_EQ(0, r.Call(std::numeric_limits<int32_t>::min(), -1));
+  CHECK_EQ(0, r.Call(kMin, -1));
   CHECK_TRAP(r.Call(100, 0));
   CHECK_TRAP(r.Call(-1001, 0));
-  CHECK_TRAP(r.Call(std::numeric_limits<int32_t>::min(), 0));
+  CHECK_TRAP(r.Call(kMin, 0));
 }
 
 
@@ -564,11 +400,63 @@
   WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
   BUILD(r, WASM_I32_REMU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
   CHECK_EQ(17, r.Call(217, 100));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
   CHECK_TRAP(r.Call(100, 0));
   CHECK_TRAP(r.Call(-1001, 0));
-  CHECK_TRAP(r.Call(std::numeric_limits<int32_t>::min(), 0));
-  CHECK_EQ(std::numeric_limits<int32_t>::min(),
-           r.Call(std::numeric_limits<int32_t>::min(), -1));
+  CHECK_TRAP(r.Call(kMin, 0));
+  CHECK_EQ(kMin, r.Call(kMin, -1));
+}
+
+TEST(Run_WASM_Int32DivS_asmjs) {
+  TestingModule module;
+  module.origin = kAsmJsOrigin;
+  WasmRunner<int32_t> r(&module, MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_DIVS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
+  CHECK_EQ(0, r.Call(0, 100));
+  CHECK_EQ(0, r.Call(100, 0));
+  CHECK_EQ(0, r.Call(-1001, 0));
+  CHECK_EQ(kMin, r.Call(kMin, -1));
+  CHECK_EQ(0, r.Call(kMin, 0));
+}
+
+TEST(Run_WASM_Int32RemS_asmjs) {
+  TestingModule module;
+  module.origin = kAsmJsOrigin;
+  WasmRunner<int32_t> r(&module, MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
+  CHECK_EQ(33, r.Call(133, 100));
+  CHECK_EQ(0, r.Call(kMin, -1));
+  CHECK_EQ(0, r.Call(100, 0));
+  CHECK_EQ(0, r.Call(-1001, 0));
+  CHECK_EQ(0, r.Call(kMin, 0));
+}
+
+TEST(Run_WASM_Int32DivU_asmjs) {
+  TestingModule module;
+  module.origin = kAsmJsOrigin;
+  WasmRunner<int32_t> r(&module, MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_DIVU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
+  CHECK_EQ(0, r.Call(0, 100));
+  CHECK_EQ(0, r.Call(kMin, -1));
+  CHECK_EQ(0, r.Call(100, 0));
+  CHECK_EQ(0, r.Call(-1001, 0));
+  CHECK_EQ(0, r.Call(kMin, 0));
+}
+
+TEST(Run_WASM_Int32RemU_asmjs) {
+  TestingModule module;
+  module.origin = kAsmJsOrigin;
+  WasmRunner<int32_t> r(&module, MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_REMU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
+  CHECK_EQ(17, r.Call(217, 100));
+  CHECK_EQ(0, r.Call(100, 0));
+  CHECK_EQ(0, r.Call(-1001, 0));
+  CHECK_EQ(0, r.Call(kMin, 0));
+  CHECK_EQ(kMin, r.Call(kMin, -1));
 }
 
 
@@ -590,7 +478,7 @@
 TEST(Run_WASM_Int32DivU_byzero_const) {
   for (uint32_t denom = 0xfffffffe; denom < 8; denom++) {
     WasmRunner<uint32_t> r(MachineType::Uint32());
-    BUILD(r, WASM_I32_DIVU(WASM_GET_LOCAL(0), WASM_I32(denom)));
+    BUILD(r, WASM_I32_DIVU(WASM_GET_LOCAL(0), WASM_I32V_1(denom)));
 
     for (uint32_t val = 0xfffffff0; val < 8; val++) {
       if (denom == 0) {
@@ -622,86 +510,6 @@
   CHECK_TRAP(r.Call(0, 0));
 }
 
-
-#if WASM_64
-#define as64(x) static_cast<int64_t>(x)
-TEST(Run_WASM_Int64DivS_trap) {
-  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-  BUILD(r, WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-  CHECK_EQ(0, r.Call(as64(0), as64(100)));
-  CHECK_TRAP64(r.Call(as64(100), as64(0)));
-  CHECK_TRAP64(r.Call(as64(-1001), as64(0)));
-  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), as64(-1)));
-  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), as64(0)));
-}
-
-
-TEST(Run_WASM_Int64RemS_trap) {
-  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-  BUILD(r, WASM_I64_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-  CHECK_EQ(33, r.Call(as64(133), as64(100)));
-  CHECK_EQ(0, r.Call(std::numeric_limits<int64_t>::min(), as64(-1)));
-  CHECK_TRAP64(r.Call(as64(100), as64(0)));
-  CHECK_TRAP64(r.Call(as64(-1001), as64(0)));
-  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), as64(0)));
-}
-
-
-TEST(Run_WASM_Int64DivU_trap) {
-  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-  BUILD(r, WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-  CHECK_EQ(0, r.Call(as64(0), as64(100)));
-  CHECK_EQ(0, r.Call(std::numeric_limits<int64_t>::min(), as64(-1)));
-  CHECK_TRAP64(r.Call(as64(100), as64(0)));
-  CHECK_TRAP64(r.Call(as64(-1001), as64(0)));
-  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), as64(0)));
-}
-
-
-TEST(Run_WASM_Int64RemU_trap) {
-  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-  BUILD(r, WASM_I64_REMU(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-  CHECK_EQ(17, r.Call(as64(217), as64(100)));
-  CHECK_TRAP64(r.Call(as64(100), as64(0)));
-  CHECK_TRAP64(r.Call(as64(-1001), as64(0)));
-  CHECK_TRAP64(r.Call(std::numeric_limits<int64_t>::min(), as64(0)));
-  CHECK_EQ(std::numeric_limits<int64_t>::min(),
-           r.Call(std::numeric_limits<int64_t>::min(), as64(-1)));
-}
-
-
-TEST(Run_WASM_Int64DivS_byzero_const) {
-  for (int8_t denom = -2; denom < 8; denom++) {
-    WasmRunner<int64_t> r(MachineType::Int64());
-    BUILD(r, WASM_I64_DIVS(WASM_GET_LOCAL(0), WASM_I64(denom)));
-    for (int64_t val = -7; val < 8; val++) {
-      if (denom == 0) {
-        CHECK_TRAP64(r.Call(val));
-      } else {
-        CHECK_EQ(val / denom, r.Call(val));
-      }
-    }
-  }
-}
-
-
-TEST(Run_WASM_Int64DivU_byzero_const) {
-  for (uint64_t denom = 0xfffffffffffffffe; denom < 8; denom++) {
-    WasmRunner<uint64_t> r(MachineType::Uint64());
-    BUILD(r, WASM_I64_DIVU(WASM_GET_LOCAL(0), WASM_I64(denom)));
-
-    for (uint64_t val = 0xfffffffffffffff0; val < 8; val++) {
-      if (denom == 0) {
-        CHECK_TRAP64(r.Call(val));
-      } else {
-        CHECK_EQ(val / denom, r.Call(val));
-      }
-    }
-  }
-}
-#endif
-
-
 void TestFloat32Binop(WasmOpcode opcode, int32_t expected, float a, float b) {
   {
     WasmRunner<int32_t> r;
@@ -892,7 +700,7 @@
 TEST(Run_Wasm_Return12) {
   WasmRunner<int32_t> r;
 
-  BUILD(r, WASM_RETURN(WASM_I8(12)));
+  BUILD(r, RET_I8(12));
   CHECK_EQ(12, r.Call());
 }
 
@@ -900,7 +708,7 @@
 TEST(Run_Wasm_Return17) {
   WasmRunner<int32_t> r;
 
-  BUILD(r, WASM_BLOCK(1, WASM_RETURN(WASM_I8(17))));
+  BUILD(r, B1(RET_I8(17)));
   CHECK_EQ(17, r.Call());
 }
 
@@ -908,27 +716,16 @@
 TEST(Run_Wasm_Return_I32) {
   WasmRunner<int32_t> r(MachineType::Int32());
 
-  BUILD(r, WASM_RETURN(WASM_GET_LOCAL(0)));
+  BUILD(r, RET(WASM_GET_LOCAL(0)));
 
   FOR_INT32_INPUTS(i) { CHECK_EQ(*i, r.Call(*i)); }
 }
 
 
-#if WASM_64
-TEST(Run_Wasm_Return_I64) {
-  WasmRunner<int64_t> r(MachineType::Int64());
-
-  BUILD(r, WASM_RETURN(WASM_GET_LOCAL(0)));
-
-  FOR_INT64_INPUTS(i) { CHECK_EQ(*i, r.Call(*i)); }
-}
-#endif
-
-
 TEST(Run_Wasm_Return_F32) {
   WasmRunner<float> r(MachineType::Float32());
 
-  BUILD(r, WASM_RETURN(WASM_GET_LOCAL(0)));
+  BUILD(r, RET(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT32_INPUTS(i) {
     float expect = *i;
@@ -945,7 +742,7 @@
 TEST(Run_Wasm_Return_F64) {
   WasmRunner<double> r(MachineType::Float64());
 
-  BUILD(r, WASM_RETURN(WASM_GET_LOCAL(0)));
+  BUILD(r, RET(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT64_INPUTS(i) {
     double expect = *i;
@@ -973,17 +770,18 @@
 TEST(Run_Wasm_Select_strict1) {
   WasmRunner<int32_t> r(MachineType::Int32());
   // select(a=0, a=1, a=2); return a
-  BUILD(r, WASM_BLOCK(2, WASM_SELECT(WASM_SET_LOCAL(0, WASM_I8(0)),
-                                     WASM_SET_LOCAL(0, WASM_I8(1)),
-                                     WASM_SET_LOCAL(0, WASM_I8(2))),
-                      WASM_GET_LOCAL(0)));
+  BUILD(r, B2(WASM_SELECT(WASM_SET_LOCAL(0, WASM_I8(0)),
+                          WASM_SET_LOCAL(0, WASM_I8(1)),
+                          WASM_SET_LOCAL(0, WASM_I8(2))),
+              WASM_GET_LOCAL(0)));
   FOR_INT32_INPUTS(i) { CHECK_EQ(2, r.Call(*i)); }
 }
 
 
 TEST(Run_Wasm_Select_strict2) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  r.env()->AddLocals(kAstI32, 2);
+  r.AllocateLocal(kAstI32);
+  r.AllocateLocal(kAstI32);
   // select(b=5, c=6, a)
   BUILD(r, WASM_SELECT(WASM_SET_LOCAL(1, WASM_I8(5)),
                        WASM_SET_LOCAL(2, WASM_I8(6)), WASM_GET_LOCAL(0)));
@@ -995,7 +793,8 @@
 
 TEST(Run_Wasm_Select_strict3) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  r.env()->AddLocals(kAstI32, 2);
+  r.AllocateLocal(kAstI32);
+  r.AllocateLocal(kAstI32);
   // select(b=5, c=6, a=b)
   BUILD(r, WASM_SELECT(WASM_SET_LOCAL(1, WASM_I8(5)),
                        WASM_SET_LOCAL(2, WASM_I8(6)),
@@ -1009,55 +808,67 @@
 
 TEST(Run_Wasm_BrIf_strict) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(
-               2, WASM_BLOCK(1, WASM_BRV_IF(0, WASM_GET_LOCAL(0),
-                                            WASM_SET_LOCAL(0, WASM_I8(99)))),
-               WASM_GET_LOCAL(0)));
+  BUILD(
+      r,
+      B2(B1(WASM_BRV_IF(0, WASM_GET_LOCAL(0), WASM_SET_LOCAL(0, WASM_I8(99)))),
+         WASM_GET_LOCAL(0)));
 
   FOR_INT32_INPUTS(i) { CHECK_EQ(99, r.Call(*i)); }
 }
 
-TEST(Run_Wasm_TableSwitch0a) {
+TEST(Run_Wasm_BrTable0a) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_TABLESWITCH_OP(0, 1, WASM_CASE_BR(0)),
-                      WASM_TABLESWITCH_BODY0(WASM_GET_LOCAL(0)), WASM_I8(91)));
+  BUILD(r,
+        B2(B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 0, BR_TARGET(0))), WASM_I8(91)));
   FOR_INT32_INPUTS(i) { CHECK_EQ(91, r.Call(*i)); }
 }
 
-TEST(Run_Wasm_TableSwitch0b) {
+TEST(Run_Wasm_BrTable0b) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(
-               2, WASM_TABLESWITCH_OP(0, 2, WASM_CASE_BR(0), WASM_CASE_BR(0)),
-               WASM_TABLESWITCH_BODY0(WASM_GET_LOCAL(0)), WASM_I8(92)));
+  BUILD(r,
+        B2(B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 1, BR_TARGET(0), BR_TARGET(0))),
+           WASM_I8(92)));
   FOR_INT32_INPUTS(i) { CHECK_EQ(92, r.Call(*i)); }
 }
 
-TEST(Run_Wasm_TableSwitch0c) {
+TEST(Run_Wasm_BrTable0c) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r,
-        WASM_BLOCK(2, WASM_BLOCK(2, WASM_TABLESWITCH_OP(0, 2, WASM_CASE_BR(0),
-                                                        WASM_CASE_BR(1)),
-                                 WASM_TABLESWITCH_BODY0(WASM_GET_LOCAL(0)),
-                                 WASM_RETURN(WASM_I8(76))),
-                   WASM_I8(77)));
+  BUILD(
+      r,
+      B2(B2(B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 1, BR_TARGET(0), BR_TARGET(1))),
+            RET_I8(76)),
+         WASM_I8(77)));
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i == 0 ? 76 : 77;
     CHECK_EQ(expected, r.Call(*i));
   }
 }
 
-TEST(Run_Wasm_TableSwitch1) {
+TEST(Run_Wasm_BrTable1) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_TABLESWITCH_OP(1, 1, WASM_CASE(0)),
-        WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_RETURN(WASM_I8(93))));
+  BUILD(r, B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 0, BR_TARGET(0))), RET_I8(93));
   FOR_INT32_INPUTS(i) { CHECK_EQ(93, r.Call(*i)); }
 }
 
-
-TEST(Run_Wasm_TableSwitch_br) {
+TEST(Run_Wasm_BrTable_loop) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_TABLESWITCH_OP(1, 2, WASM_CASE_BR(0), WASM_CASE(0)),
-        WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_RETURN(WASM_I8(91))),
+  BUILD(r,
+        B2(WASM_LOOP(1, WASM_BR_TABLE(WASM_INC_LOCAL_BY(0, 1), 2, BR_TARGET(2),
+                                      BR_TARGET(1), BR_TARGET(0))),
+           RET_I8(99)),
+        WASM_I8(98));
+  CHECK_EQ(99, r.Call(0));
+  CHECK_EQ(98, r.Call(-1));
+  CHECK_EQ(98, r.Call(-2));
+  CHECK_EQ(98, r.Call(-3));
+  CHECK_EQ(98, r.Call(-100));
+}
+
+TEST(Run_Wasm_BrTable_br) {
+  WasmRunner<int32_t> r(MachineType::Int32());
+  BUILD(r,
+        B2(B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 1, BR_TARGET(1), BR_TARGET(0))),
+           RET_I8(91)),
         WASM_I8(99));
   CHECK_EQ(99, r.Call(0));
   CHECK_EQ(91, r.Call(1));
@@ -1065,17 +876,14 @@
   CHECK_EQ(91, r.Call(3));
 }
 
-
-TEST(Run_Wasm_TableSwitch_br2) {
+TEST(Run_Wasm_BrTable_br2) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(
-               2, WASM_BLOCK(2, WASM_TABLESWITCH_OP(
-                                    1, 4, WASM_CASE_BR(0), WASM_CASE_BR(1),
-                                    WASM_CASE_BR(2), WASM_CASE(0)),
-                             WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0),
-                                                   WASM_RETURN(WASM_I8(85))),
-                             WASM_RETURN(WASM_I8(86))),
-               WASM_RETURN(WASM_I8(87))),
+
+  BUILD(r, B2(B2(B2(B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 3, BR_TARGET(1),
+                                     BR_TARGET(2), BR_TARGET(3), BR_TARGET(0))),
+                    RET_I8(85)),
+                 RET_I8(86)),
+              RET_I8(87)),
         WASM_I8(88));
   CHECK_EQ(86, r.Call(0));
   CHECK_EQ(87, r.Call(1));
@@ -1085,95 +893,74 @@
   CHECK_EQ(85, r.Call(5));
 }
 
-
-TEST(Run_Wasm_TableSwitch2) {
-  WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_TABLESWITCH_OP(2, 2, WASM_CASE(0), WASM_CASE(1)),
-        WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_RETURN(WASM_I8(91)),
-                              WASM_RETURN(WASM_I8(92))));
-  FOR_INT32_INPUTS(i) {
-    int32_t expected = *i == 0 ? 91 : 92;
-    CHECK_EQ(expected, r.Call(*i));
-  }
-}
-
-
-TEST(Run_Wasm_TableSwitch2b) {
-  WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_TABLESWITCH_OP(2, 2, WASM_CASE(1), WASM_CASE(0)),
-        WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_RETURN(WASM_I8(81)),
-                              WASM_RETURN(WASM_I8(82))));
-  FOR_INT32_INPUTS(i) {
-    int32_t expected = *i == 0 ? 82 : 81;
-    CHECK_EQ(expected, r.Call(*i));
-  }
-}
-
-
-TEST(Run_Wasm_TableSwitch4) {
+TEST(Run_Wasm_BrTable4) {
   for (int i = 0; i < 4; i++) {
-    const uint16_t br = 0x8000u;
-    uint16_t c = 0;
-    uint16_t cases[] = {i == 0 ? br : c++, i == 1 ? br : c++, i == 2 ? br : c++,
-                        i == 3 ? br : c++};
-    byte code[] = {
-        WASM_BLOCK(1, WASM_TABLESWITCH_OP(
-                          3, 4, WASM_CASE(cases[0]), WASM_CASE(cases[1]),
-                          WASM_CASE(cases[2]), WASM_CASE(cases[3])),
-                   WASM_TABLESWITCH_BODY(
-                       WASM_GET_LOCAL(0), WASM_RETURN(WASM_I8(71)),
-                       WASM_RETURN(WASM_I8(72)), WASM_RETURN(WASM_I8(73)))),
-        WASM_RETURN(WASM_I8(74))};
+    for (int t = 0; t < 4; t++) {
+      uint32_t cases[] = {0, 1, 2, 3};
+      cases[i] = t;
+      byte code[] = {B2(B2(B2(B2(B1(WASM_BR_TABLE(
+                                     WASM_GET_LOCAL(0), 3, BR_TARGET(cases[0]),
+                                     BR_TARGET(cases[1]), BR_TARGET(cases[2]),
+                                     BR_TARGET(cases[3]))),
+                                 RET_I8(70)),
+                              RET_I8(71)),
+                           RET_I8(72)),
+                        RET_I8(73)),
+                     WASM_I8(75)};
 
-    WasmRunner<int32_t> r(MachineType::Int32());
-    r.Build(code, code + arraysize(code));
+      WasmRunner<int32_t> r(MachineType::Int32());
+      r.Build(code, code + arraysize(code));
 
-    FOR_INT32_INPUTS(i) {
-      int index = (*i < 0 || *i > 3) ? 3 : *i;
-      int32_t expected = 71 + cases[index];
-      if (expected >= 0x8000) expected = 74;
-      CHECK_EQ(expected, r.Call(*i));
+      for (int x = -3; x < 50; x++) {
+        int index = (x > 3 || x < 0) ? 3 : x;
+        int32_t expected = 70 + cases[index];
+        CHECK_EQ(expected, r.Call(x));
+      }
     }
   }
 }
 
+TEST(Run_Wasm_BrTable4x4) {
+  for (byte a = 0; a < 4; a++) {
+    for (byte b = 0; b < 4; b++) {
+      for (byte c = 0; c < 4; c++) {
+        for (byte d = 0; d < 4; d++) {
+          for (int i = 0; i < 4; i++) {
+            uint32_t cases[] = {a, b, c, d};
+            byte code[] = {
+                B2(B2(B2(B2(B1(WASM_BR_TABLE(
+                                WASM_GET_LOCAL(0), 3, BR_TARGET(cases[0]),
+                                BR_TARGET(cases[1]), BR_TARGET(cases[2]),
+                                BR_TARGET(cases[3]))),
+                            RET_I8(50)),
+                         RET_I8(51)),
+                      RET_I8(52)),
+                   RET_I8(53)),
+                WASM_I8(55)};
 
-TEST(Run_Wasm_TableSwitch4b) {
-  for (int a = 0; a < 2; a++) {
-    for (int b = 0; b < 2; b++) {
-      for (int c = 0; c < 2; c++) {
-        for (int d = 0; d < 2; d++) {
-          if (a + b + c + d == 0) continue;
-          if (a + b + c + d == 4) continue;
+            WasmRunner<int32_t> r(MachineType::Int32());
+            r.Build(code, code + arraysize(code));
 
-          byte code[] = {
-              WASM_TABLESWITCH_OP(2, 4, WASM_CASE(a), WASM_CASE(b),
-                                  WASM_CASE(c), WASM_CASE(d)),
-              WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_RETURN(WASM_I8(61)),
-                                    WASM_RETURN(WASM_I8(62)))};
-
-          WasmRunner<int32_t> r(MachineType::Int32());
-          r.Build(code, code + arraysize(code));
-
-          CHECK_EQ(61 + a, r.Call(0));
-          CHECK_EQ(61 + b, r.Call(1));
-          CHECK_EQ(61 + c, r.Call(2));
-          CHECK_EQ(61 + d, r.Call(3));
-          CHECK_EQ(61 + d, r.Call(4));
+            for (int x = -6; x < 47; x++) {
+              int index = (x > 3 || x < 0) ? 3 : x;
+              int32_t expected = 50 + cases[index];
+              CHECK_EQ(expected, r.Call(x));
+            }
+          }
         }
       }
     }
   }
 }
 
-
-TEST(Run_Wasm_TableSwitch4_fallthru) {
+TEST(Run_Wasm_BrTable4_fallthru) {
   byte code[] = {
-      WASM_TABLESWITCH_OP(4, 4, WASM_CASE(0), WASM_CASE(1), WASM_CASE(2),
-                          WASM_CASE(3)),
-      WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_INC_LOCAL_BY(1, 1),
-                            WASM_INC_LOCAL_BY(1, 2), WASM_INC_LOCAL_BY(1, 4),
-                            WASM_INC_LOCAL_BY(1, 8)),
+      B2(B2(B2(B2(B1(WASM_BR_TABLE(WASM_GET_LOCAL(0), 3, BR_TARGET(0),
+                                   BR_TARGET(1), BR_TARGET(2), BR_TARGET(3))),
+                  WASM_INC_LOCAL_BY(1, 1)),
+               WASM_INC_LOCAL_BY(1, 2)),
+            WASM_INC_LOCAL_BY(1, 4)),
+         WASM_INC_LOCAL_BY(1, 8)),
       WASM_GET_LOCAL(1)};
 
   WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
@@ -1192,34 +979,6 @@
   CHECK_EQ(108, r.Call(4, 100));
 }
 
-
-TEST(Run_Wasm_TableSwitch4_fallthru_br) {
-  byte code[] = {
-      WASM_TABLESWITCH_OP(4, 4, WASM_CASE(0), WASM_CASE(1), WASM_CASE(2),
-                          WASM_CASE(3)),
-      WASM_TABLESWITCH_BODY(WASM_GET_LOCAL(0), WASM_INC_LOCAL_BY(1, 1),
-                            WASM_BRV(0, WASM_INC_LOCAL_BY(1, 2)),
-                            WASM_INC_LOCAL_BY(1, 4),
-                            WASM_BRV(0, WASM_INC_LOCAL_BY(1, 8))),
-      WASM_GET_LOCAL(1)};
-
-  WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
-  r.Build(code, code + arraysize(code));
-
-  CHECK_EQ(3, r.Call(0, 0));
-  CHECK_EQ(2, r.Call(1, 0));
-  CHECK_EQ(12, r.Call(2, 0));
-  CHECK_EQ(8, r.Call(3, 0));
-  CHECK_EQ(8, r.Call(4, 0));
-
-  CHECK_EQ(203, r.Call(0, 200));
-  CHECK_EQ(202, r.Call(1, 200));
-  CHECK_EQ(212, r.Call(2, 200));
-  CHECK_EQ(208, r.Call(3, 200));
-  CHECK_EQ(208, r.Call(4, 200));
-}
-
-
 TEST(Run_Wasm_F32ReinterpretI32) {
   TestingModule module;
   int32_t* memory = module.AddMemoryElems<int32_t>(8);
@@ -1282,9 +1041,8 @@
 
   const int32_t kExpected = -414444;
   // Build the calling function.
-  WasmRunner<int32_t> r;
-  r.env()->module = &module;
-  BUILD(r, WASM_BLOCK(2, WASM_CALL_FUNCTION0(index), WASM_I32(kExpected)));
+  WasmRunner<int32_t> r(&module);
+  BUILD(r, B2(WASM_CALL_FUNCTION0(index), WASM_I32V_3(kExpected)));
 
   int32_t result = r.Call();
   CHECK_EQ(kExpected, result);
@@ -1302,9 +1060,8 @@
 
   const int32_t kExpected = -414444;
   // Build the calling function.
-  WasmRunner<int32_t> r;
-  r.env()->module = &module;
-  BUILD(r, WASM_BLOCK(2, WASM_CALL_FUNCTION0(index), WASM_I32(kExpected)));
+  WasmRunner<int32_t> r(&module);
+  BUILD(r, B2(WASM_CALL_FUNCTION0(index), WASM_I32V_3(kExpected)));
 
   int32_t result = r.Call();
   CHECK_EQ(kExpected, result);
@@ -1314,10 +1071,10 @@
 TEST(Run_Wasm_Block_If_P) {
   WasmRunner<int32_t> r(MachineType::Int32());
   // { if (p0) return 51; return 52; }
-  BUILD(r, WASM_BLOCK(2,                                  // --
-                      WASM_IF(WASM_GET_LOCAL(0),          // --
-                              WASM_BRV(0, WASM_I8(51))),  // --
-                      WASM_I8(52)));                      // --
+  BUILD(r, B2(                                     // --
+               WASM_IF(WASM_GET_LOCAL(0),          // --
+                       WASM_BRV(0, WASM_I8(51))),  // --
+               WASM_I8(52)));                      // --
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i ? 51 : 52;
     CHECK_EQ(expected, r.Call(*i));
@@ -1327,8 +1084,7 @@
 
 TEST(Run_Wasm_Block_BrIf_P) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_BRV_IF(0, WASM_I8(51), WASM_GET_LOCAL(0)),
-                      WASM_I8(52)));
+  BUILD(r, B2(WASM_BRV_IF(0, WASM_I8(51), WASM_GET_LOCAL(0)), WASM_I8(52)));
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i ? 51 : 52;
     CHECK_EQ(expected, r.Call(*i));
@@ -1339,11 +1095,11 @@
 TEST(Run_Wasm_Block_IfElse_P_assign) {
   WasmRunner<int32_t> r(MachineType::Int32());
   // { if (p0) p0 = 71; else p0 = 72; return p0; }
-  BUILD(r, WASM_BLOCK(2,                                             // --
-                      WASM_IF_ELSE(WASM_GET_LOCAL(0),                // --
-                                   WASM_SET_LOCAL(0, WASM_I8(71)),   // --
-                                   WASM_SET_LOCAL(0, WASM_I8(72))),  // --
-                      WASM_GET_LOCAL(0)));
+  BUILD(r, B2(                                                // --
+               WASM_IF_ELSE(WASM_GET_LOCAL(0),                // --
+                            WASM_SET_LOCAL(0, WASM_I8(71)),   // --
+                            WASM_SET_LOCAL(0, WASM_I8(72))),  // --
+               WASM_GET_LOCAL(0)));
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i ? 71 : 72;
     CHECK_EQ(expected, r.Call(*i));
@@ -1354,10 +1110,10 @@
 TEST(Run_Wasm_Block_IfElse_P_return) {
   WasmRunner<int32_t> r(MachineType::Int32());
   // if (p0) return 81; else return 82;
-  BUILD(r,                                        // --
-        WASM_IF_ELSE(WASM_GET_LOCAL(0),           // --
-                     WASM_RETURN(WASM_I8(81)),    // --
-                     WASM_RETURN(WASM_I8(82))));  // --
+  BUILD(r,                               // --
+        WASM_IF_ELSE(WASM_GET_LOCAL(0),  // --
+                     RET_I8(81),         // --
+                     RET_I8(82)));       // --
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i ? 81 : 82;
     CHECK_EQ(expected, r.Call(*i));
@@ -1381,8 +1137,7 @@
 TEST(Run_Wasm_DanglingAssign) {
   WasmRunner<int32_t> r(MachineType::Int32());
   // { return 0; p0 = 0; }
-  BUILD(r,
-        WASM_BLOCK(2, WASM_RETURN(WASM_I8(99)), WASM_SET_LOCAL(0, WASM_ZERO)));
+  BUILD(r, B2(RET_I8(99), WASM_SET_LOCAL(0, WASM_ZERO)));
   CHECK_EQ(99, r.Call(1));
 }
 
@@ -1459,9 +1214,9 @@
 
 TEST(Run_Wasm_Loop_if_break1) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_LOOP(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BREAK(0)),
-                                   WASM_SET_LOCAL(0, WASM_I8(99))),
-                      WASM_GET_LOCAL(0)));
+  BUILD(r, B2(WASM_LOOP(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BREAK(0)),
+                        WASM_SET_LOCAL(0, WASM_I8(99))),
+              WASM_GET_LOCAL(0)));
   CHECK_EQ(99, r.Call(0));
   CHECK_EQ(3, r.Call(3));
   CHECK_EQ(10000, r.Call(10000));
@@ -1471,9 +1226,9 @@
 
 TEST(Run_Wasm_Loop_if_break2) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_LOOP(2, WASM_BR_IF(1, WASM_GET_LOCAL(0)),
-                                   WASM_SET_LOCAL(0, WASM_I8(99))),
-                      WASM_GET_LOCAL(0)));
+  BUILD(r, B2(WASM_LOOP(2, WASM_BR_IF(1, WASM_GET_LOCAL(0)),
+                        WASM_SET_LOCAL(0, WASM_I8(99))),
+              WASM_GET_LOCAL(0)));
   CHECK_EQ(99, r.Call(0));
   CHECK_EQ(3, r.Call(3));
   CHECK_EQ(10000, r.Call(10000));
@@ -1483,8 +1238,8 @@
 
 TEST(Run_Wasm_Loop_if_break_fallthru) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(1, WASM_LOOP(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BREAK(1)),
-                                   WASM_SET_LOCAL(0, WASM_I8(93)))),
+  BUILD(r, B1(WASM_LOOP(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BREAK(1)),
+                        WASM_SET_LOCAL(0, WASM_I8(93)))),
         WASM_GET_LOCAL(0));
   CHECK_EQ(93, r.Call(0));
   CHECK_EQ(3, r.Call(3));
@@ -1534,7 +1289,7 @@
 
 TEST(Run_Wasm_LoadMemI32_oob_asm) {
   TestingModule module;
-  module.asm_js = true;
+  module.origin = kAsmJsOrigin;
   int32_t* memory = module.AddMemoryElems<int32_t>(8);
   WasmRunner<int32_t> r(&module, MachineType::Uint32());
   module.RandomizeMemory(1112);
@@ -1665,7 +1420,7 @@
   const int32_t kWritten = 0xaabbccdd;
 
   BUILD(r, WASM_STORE_MEM_OFFSET(MachineType::Int32(), 4, WASM_GET_LOCAL(0),
-                                 WASM_I32(kWritten)));
+                                 WASM_I32V_5(kWritten)));
 
   for (int i = 0; i < 2; i++) {
     module.RandomizeMemory(1111);
@@ -1719,61 +1474,6 @@
 }
 
 
-#if WASM_64
-TEST(Run_Wasm_F64ReinterpretI64) {
-  TestingModule module;
-  int64_t* memory = module.AddMemoryElems<int64_t>(8);
-  WasmRunner<int64_t> r(&module);
-
-  BUILD(r, WASM_I64_REINTERPRET_F64(
-               WASM_LOAD_MEM(MachineType::Float64(), WASM_ZERO)));
-
-  FOR_INT32_INPUTS(i) {
-    int64_t expected = static_cast<int64_t>(*i) * 0x300010001;
-    memory[0] = expected;
-    CHECK_EQ(expected, r.Call());
-  }
-}
-
-
-TEST(Run_Wasm_I64ReinterpretF64) {
-  TestingModule module;
-  int64_t* memory = module.AddMemoryElems<int64_t>(8);
-  WasmRunner<int64_t> r(&module, MachineType::Int64());
-
-  BUILD(r, WASM_BLOCK(
-               2, WASM_STORE_MEM(MachineType::Float64(), WASM_ZERO,
-                                 WASM_F64_REINTERPRET_I64(WASM_GET_LOCAL(0))),
-               WASM_GET_LOCAL(0)));
-
-  FOR_INT32_INPUTS(i) {
-    int64_t expected = static_cast<int64_t>(*i) * 0x300010001;
-    CHECK_EQ(expected, r.Call(expected));
-    CHECK_EQ(expected, memory[0]);
-  }
-}
-
-
-TEST(Run_Wasm_LoadMemI64) {
-  TestingModule module;
-  int64_t* memory = module.AddMemoryElems<int64_t>(8);
-  module.RandomizeMemory(1111);
-  WasmRunner<int64_t> r(&module);
-
-  BUILD(r, WASM_LOAD_MEM(MachineType::Int64(), WASM_I8(0)));
-
-  memory[0] = 0xaabbccdd00112233LL;
-  CHECK_EQ(0xaabbccdd00112233LL, r.Call());
-
-  memory[0] = 0x33aabbccdd001122LL;
-  CHECK_EQ(0x33aabbccdd001122LL, r.Call());
-
-  memory[0] = 77777777;
-  CHECK_EQ(77777777, r.Call());
-}
-#endif
-
-
 TEST(Run_Wasm_LoadMemI32_P) {
   const int kNumElems = 8;
   TestingModule module;
@@ -1829,9 +1529,9 @@
   WasmRunner<uint32_t> r(&module, MachineType::Int32());
 
   BUILD(r, kExprBlock, 2, kExprLoop, 1, kExprIf, kExprGetLocal, 0, kExprBr, 0,
-        kExprIfElse, kExprI32LoadMem, 0, kExprGetLocal, 0, kExprBr, 2,
-        kExprI8Const, 255, kExprSetLocal, 0, kExprI32Sub, kExprGetLocal, 0,
-        kExprI8Const, 4, kExprI8Const, 0);
+        kExprIfElse, kExprI32LoadMem, ZERO_ALIGNMENT, ZERO_OFFSET,
+        kExprGetLocal, 0, kExprBr, 2, kExprI8Const, 255, kExprSetLocal, 0,
+        kExprI32Sub, kExprGetLocal, 0, kExprI8Const, 4, kExprI8Const, 0);
 
   module.BlankMemory();
   CHECK_EQ(0, r.Call((kNumElems - 1) * 4));
@@ -1872,41 +1572,6 @@
 }
 
 
-#if WASM_64
-TEST(Run_Wasm_MemI64_Sum) {
-  const int kNumElems = 20;
-  TestingModule module;
-  uint64_t* memory = module.AddMemoryElems<uint64_t>(kNumElems);
-  WasmRunner<uint64_t> r(&module, MachineType::Int32());
-  const byte kSum = r.AllocateLocal(kAstI64);
-
-  BUILD(r, WASM_BLOCK(
-               2, WASM_WHILE(
-                      WASM_GET_LOCAL(0),
-                      WASM_BLOCK(
-                          2, WASM_SET_LOCAL(
-                                 kSum, WASM_I64_ADD(
-                                           WASM_GET_LOCAL(kSum),
-                                           WASM_LOAD_MEM(MachineType::Int64(),
-                                                         WASM_GET_LOCAL(0)))),
-                          WASM_SET_LOCAL(
-                              0, WASM_I32_SUB(WASM_GET_LOCAL(0), WASM_I8(8))))),
-               WASM_GET_LOCAL(1)));
-
-  // Run 4 trials.
-  for (int i = 0; i < 3; i++) {
-    module.RandomizeMemory(i * 33);
-    uint64_t expected = 0;
-    for (size_t j = kNumElems - 1; j > 0; j--) {
-      expected += memory[j];
-    }
-    uint64_t result = r.Call(8 * (kNumElems - 1));
-    CHECK_EQ(expected, result);
-  }
-}
-#endif
-
-
 template <typename T>
 T GenerateAndRunFold(WasmOpcode binop, T* buffer, size_t size,
                      LocalType astType, MachineType memType) {
@@ -1966,8 +1631,7 @@
 
 TEST(Run_Wasm_Unreachable0a) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r,
-        WASM_BLOCK(2, WASM_BRV(0, WASM_I8(9)), WASM_RETURN(WASM_GET_LOCAL(0))));
+  BUILD(r, B2(WASM_BRV(0, WASM_I8(9)), RET(WASM_GET_LOCAL(0))));
   CHECK_EQ(9, r.Call(0));
   CHECK_EQ(9, r.Call(1));
 }
@@ -1975,7 +1639,7 @@
 
 TEST(Run_Wasm_Unreachable0b) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_BRV(0, WASM_I8(7)), WASM_UNREACHABLE));
+  BUILD(r, B2(WASM_BRV(0, WASM_I8(7)), WASM_UNREACHABLE));
   CHECK_EQ(7, r.Call(0));
   CHECK_EQ(7, r.Call(1));
 }
@@ -2014,8 +1678,8 @@
 
 TEST(Run_Wasm_Unreachable_Load) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_BRV(0, WASM_GET_LOCAL(0)),
-                      WASM_LOAD_MEM(MachineType::Int8(), WASM_GET_LOCAL(0))));
+  BUILD(r, B2(WASM_BRV(0, WASM_GET_LOCAL(0)),
+              WASM_LOAD_MEM(MachineType::Int8(), WASM_GET_LOCAL(0))));
   CHECK_EQ(11, r.Call(11));
   CHECK_EQ(21, r.Call(21));
 }
@@ -2023,8 +1687,7 @@
 
 TEST(Run_Wasm_Infinite_Loop_not_taken1) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_IF(WASM_GET_LOCAL(0), WASM_INFINITE_LOOP),
-                      WASM_I8(45)));
+  BUILD(r, B2(WASM_IF(WASM_GET_LOCAL(0), WASM_INFINITE_LOOP), WASM_I8(45)));
   // Run the code, but don't go into the infinite loop.
   CHECK_EQ(45, r.Call(0));
 }
@@ -2032,9 +1695,8 @@
 
 TEST(Run_Wasm_Infinite_Loop_not_taken2) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r,
-        WASM_BLOCK(1, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(45)),
-                                   WASM_INFINITE_LOOP)));
+  BUILD(r, B1(WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(45)),
+                           WASM_INFINITE_LOOP)));
   // Run the code, but don't go into the infinite loop.
   CHECK_EQ(45, r.Call(1));
 }
@@ -2042,8 +1704,8 @@
 
 TEST(Run_Wasm_Infinite_Loop_not_taken2_brif) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_BRV_IF(0, WASM_I8(45), WASM_GET_LOCAL(0)),
-                      WASM_INFINITE_LOOP));
+  BUILD(r,
+        B2(WASM_BRV_IF(0, WASM_I8(45), WASM_GET_LOCAL(0)), WASM_INFINITE_LOOP));
   // Run the code, but don't go into the infinite loop.
   CHECK_EQ(45, r.Call(1));
 }
@@ -2052,8 +1714,8 @@
 static void TestBuildGraphForSimpleExpression(WasmOpcode opcode) {
   if (!WasmOpcodes::IsSupported(opcode)) return;
 
-  Zone zone;
   Isolate* isolate = CcTest::InitIsolateOnce();
+  Zone zone(isolate->allocator());
   HandleScope scope(isolate);
   // Enable all optional operators.
   CommonOperatorBuilder common(&zone);
@@ -2061,18 +1723,19 @@
                                  MachineOperatorBuilder::kAllOptionalOps);
   Graph graph(&zone);
   JSGraph jsgraph(isolate, &graph, &common, nullptr, nullptr, &machine);
-  FunctionEnv env;
   FunctionSig* sig = WasmOpcodes::Signature(opcode);
-  init_env(&env, sig);
 
   if (sig->parameter_count() == 1) {
-    byte code[] = {static_cast<byte>(opcode), kExprGetLocal, 0};
-    TestBuildingGraph(&zone, &jsgraph, &env, code, code + arraysize(code));
+    byte code[] = {WASM_NO_LOCALS, static_cast<byte>(opcode), kExprGetLocal, 0};
+    TestBuildingGraph(&zone, &jsgraph, nullptr, sig, code,
+                      code + arraysize(code));
   } else {
     CHECK_EQ(2, sig->parameter_count());
-    byte code[] = {static_cast<byte>(opcode), kExprGetLocal, 0, kExprGetLocal,
-                   1};
-    TestBuildingGraph(&zone, &jsgraph, &env, code, code + arraysize(code));
+    byte code[] = {WASM_NO_LOCALS, static_cast<byte>(opcode),
+                   kExprGetLocal,  0,
+                   kExprGetLocal,  1};
+    TestBuildingGraph(&zone, &jsgraph, nullptr, sig, code,
+                      code + arraysize(code));
   }
 }
 
@@ -2196,38 +1859,15 @@
 }
 
 
-#if WASM_64
-TEST(Run_WasmInt64Global) {
-  TestingModule module;
-  int64_t* global = module.AddGlobal<int64_t>(MachineType::Int64());
-  WasmRunner<int32_t> r(&module, MachineType::Int32());
-  // global = global + p0
-  BUILD(r, WASM_BLOCK(2, WASM_STORE_GLOBAL(
-                             0, WASM_I64_ADD(
-                                    WASM_LOAD_GLOBAL(0),
-                                    WASM_I64_SCONVERT_I32(WASM_GET_LOCAL(0)))),
-                      WASM_ZERO));
-
-  *global = 0xFFFFFFFFFFFFFFFFLL;
-  for (int i = 9; i < 444444; i += 111111) {
-    int64_t expected = *global + i;
-    r.Call(i);
-    CHECK_EQ(expected, *global);
-  }
-}
-#endif
-
-
 TEST(Run_WasmFloat32Global) {
   TestingModule module;
   float* global = module.AddGlobal<float>(MachineType::Float32());
   WasmRunner<int32_t> r(&module, MachineType::Int32());
   // global = global + p0
-  BUILD(r, WASM_BLOCK(2, WASM_STORE_GLOBAL(
-                             0, WASM_F32_ADD(
-                                    WASM_LOAD_GLOBAL(0),
-                                    WASM_F32_SCONVERT_I32(WASM_GET_LOCAL(0)))),
-                      WASM_ZERO));
+  BUILD(r, B2(WASM_STORE_GLOBAL(
+                  0, WASM_F32_ADD(WASM_LOAD_GLOBAL(0),
+                                  WASM_F32_SCONVERT_I32(WASM_GET_LOCAL(0)))),
+              WASM_ZERO));
 
   *global = 1.25;
   for (int i = 9; i < 4444; i += 1111) {
@@ -2243,11 +1883,10 @@
   double* global = module.AddGlobal<double>(MachineType::Float64());
   WasmRunner<int32_t> r(&module, MachineType::Int32());
   // global = global + p0
-  BUILD(r, WASM_BLOCK(2, WASM_STORE_GLOBAL(
-                             0, WASM_F64_ADD(
-                                    WASM_LOAD_GLOBAL(0),
-                                    WASM_F64_SCONVERT_I32(WASM_GET_LOCAL(0)))),
-                      WASM_ZERO));
+  BUILD(r, B2(WASM_STORE_GLOBAL(
+                  0, WASM_F64_ADD(WASM_LOAD_GLOBAL(0),
+                                  WASM_F64_SCONVERT_I32(WASM_GET_LOCAL(0)))),
+              WASM_ZERO));
 
   *global = 1.25;
   for (int i = 9; i < 4444; i += 1111) {
@@ -2313,69 +1952,13 @@
 }
 
 
-#if WASM_64
-// Test the WasmRunner with an Int64 return value and different numbers of
-// Int64 parameters.
-TEST(Run_TestI64WasmRunner) {
-  {
-    FOR_INT64_INPUTS(i) {
-      WasmRunner<int64_t> r;
-      BUILD(r, WASM_I64(*i));
-      CHECK_EQ(*i, r.Call());
-    }
-  }
-  {
-    WasmRunner<int64_t> r(MachineType::Int64());
-    BUILD(r, WASM_GET_LOCAL(0));
-    FOR_INT64_INPUTS(i) { CHECK_EQ(*i, r.Call(*i)); }
-  }
-  {
-    WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-    BUILD(r, WASM_I64_ADD(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-    FOR_INT64_INPUTS(i) {
-      FOR_INT64_INPUTS(j) { CHECK_EQ(*i + *j, r.Call(*i, *j)); }
-    }
-  }
-  {
-    WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64(),
-                          MachineType::Int64());
-    BUILD(r, WASM_I64_ADD(WASM_GET_LOCAL(0),
-                          WASM_I64_ADD(WASM_GET_LOCAL(1), WASM_GET_LOCAL(2))));
-    FOR_INT64_INPUTS(i) {
-      FOR_INT64_INPUTS(j) {
-        CHECK_EQ(*i + *j + *j, r.Call(*i, *j, *j));
-        CHECK_EQ(*j + *i + *j, r.Call(*j, *i, *j));
-        CHECK_EQ(*j + *j + *i, r.Call(*j, *j, *i));
-      }
-    }
-  }
-  {
-    WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64(),
-                          MachineType::Int64(), MachineType::Int64());
-    BUILD(r, WASM_I64_ADD(WASM_GET_LOCAL(0),
-                          WASM_I64_ADD(WASM_GET_LOCAL(1),
-                                       WASM_I64_ADD(WASM_GET_LOCAL(2),
-                                                    WASM_GET_LOCAL(3)))));
-    FOR_INT64_INPUTS(i) {
-      FOR_INT64_INPUTS(j) {
-        CHECK_EQ(*i + *j + *j + *j, r.Call(*i, *j, *j, *j));
-        CHECK_EQ(*j + *i + *j + *j, r.Call(*j, *i, *j, *j));
-        CHECK_EQ(*j + *j + *i + *j, r.Call(*j, *j, *i, *j));
-        CHECK_EQ(*j + *j + *j + *i, r.Call(*j, *j, *j, *i));
-      }
-    }
-  }
-}
-#endif
-
-
 TEST(Run_WasmCallEmpty) {
   const int32_t kExpected = -414444;
   // Build the target function.
   TestSignatures sigs;
   TestingModule module;
   WasmFunctionCompiler t(sigs.i_v(), &module);
-  BUILD(t, WASM_I32(kExpected));
+  BUILD(t, WASM_I32V_3(kExpected));
   uint32_t index = t.CompileAndAdd();
 
   // Build the calling function.
@@ -2436,51 +2019,6 @@
   CHECK_EQ(256.5, result);
 }
 
-TEST(Run_WasmCallI64Parameter) {
-  // Build the target function.
-  LocalType param_types[20];
-  for (int i = 0; i < 20; i++) param_types[i] = kAstI64;
-  param_types[3] = kAstI32;
-  param_types[4] = kAstI32;
-  FunctionSig sig(1, 19, param_types);
-  for (int i = 0; i < 19; i++) {
-    TestingModule module;
-    WasmFunctionCompiler t(&sig, &module);
-    if (i == 2 || i == 3) {
-      continue;
-    } else {
-      BUILD(t, WASM_GET_LOCAL(i));
-    }
-    uint32_t index = t.CompileAndAdd();
-
-    // Build the calling function.
-    WasmRunner<int32_t> r;
-    r.env()->module = &module;
-    BUILD(r,
-          WASM_I32_CONVERT_I64(WASM_CALL_FUNCTION(
-              index, WASM_I64(0xbcd12340000000b), WASM_I64(0xbcd12340000000c),
-              WASM_I32(0xd), WASM_I32_CONVERT_I64(WASM_I64(0xbcd12340000000e)),
-              WASM_I64(0xbcd12340000000f), WASM_I64(0xbcd1234000000010),
-              WASM_I64(0xbcd1234000000011), WASM_I64(0xbcd1234000000012),
-              WASM_I64(0xbcd1234000000013), WASM_I64(0xbcd1234000000014),
-              WASM_I64(0xbcd1234000000015), WASM_I64(0xbcd1234000000016),
-              WASM_I64(0xbcd1234000000017), WASM_I64(0xbcd1234000000018),
-              WASM_I64(0xbcd1234000000019), WASM_I64(0xbcd123400000001a),
-              WASM_I64(0xbcd123400000001b), WASM_I64(0xbcd123400000001c),
-              WASM_I64(0xbcd123400000001d))));
-
-    CHECK_EQ(i + 0xb, r.Call());
-  }
-}
-
-TEST(Run_WasmI64And) {
-  WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());
-  BUILD(r, WASM_I64_AND(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-  FOR_INT64_INPUTS(i) {
-    FOR_INT64_INPUTS(j) { CHECK_EQ((*i) & (*j), r.Call(*i, *j)); }
-  }
-}
-
 TEST(Run_WasmCallVoid) {
   const byte kMemOffset = 8;
   const int32_t kElemNum = kMemOffset / sizeof(int32_t);
@@ -2492,7 +2030,7 @@
   module.RandomizeMemory();
   WasmFunctionCompiler t(sigs.v_v(), &module);
   BUILD(t, WASM_STORE_MEM(MachineType::Int32(), WASM_I8(kMemOffset),
-                          WASM_I32(kExpected)));
+                          WASM_I32V_3(kExpected)));
   uint32_t index = t.CompileAndAdd();
 
   // Build the calling function.
@@ -2527,36 +2065,6 @@
   }
 }
 
-
-#if WASM_64
-TEST(Run_WasmCall_Int64Sub) {
-  // Build the target function.
-  TestSignatures sigs;
-  TestingModule module;
-  WasmFunctionCompiler t(sigs.l_ll(), &module);
-  BUILD(t, WASM_I64_SUB(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-  uint32_t index = t.CompileAndAdd();
-
-  // Build the caller function.
-  WasmRunner<int64_t> r(&module, MachineType::Int64(), MachineType::Int64());
-  BUILD(r, WASM_CALL_FUNCTION(index, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
-
-  FOR_INT32_INPUTS(i) {
-    FOR_INT32_INPUTS(j) {
-      int64_t a = static_cast<int64_t>(*i) << 32 |
-                  (static_cast<int64_t>(*j) | 0xFFFFFFFF);
-      int64_t b = static_cast<int64_t>(*j) << 32 |
-                  (static_cast<int64_t>(*i) | 0xFFFFFFFF);
-
-      int64_t expected = static_cast<int64_t>(static_cast<uint64_t>(a) -
-                                              static_cast<uint64_t>(b));
-      CHECK_EQ(expected, r.Call(a, b));
-    }
-  }
-}
-#endif
-
-
 TEST(Run_WasmCall_Float32Sub) {
   TestSignatures sigs;
   TestingModule module;
@@ -2571,10 +2079,7 @@
   BUILD(r, WASM_CALL_FUNCTION(index, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
   FOR_FLOAT32_INPUTS(i) {
-    FOR_FLOAT32_INPUTS(j) {
-      volatile float expected = *i - *j;
-      CheckFloatEq(expected, r.Call(*i, *j));
-    }
+    FOR_FLOAT32_INPUTS(j) { CHECK_FLOAT_EQ(*i - *j, r.Call(*i, *j)); }
   }
 }
 
@@ -2584,7 +2089,6 @@
   double* memory = module.AddMemoryElems<double>(16);
   WasmRunner<int32_t> r(&module);
 
-  // TODO(titzer): convert to a binop test.
   BUILD(r, WASM_BLOCK(
                2, WASM_STORE_MEM(
                       MachineType::Float64(), WASM_ZERO,
@@ -2637,7 +2141,8 @@
 
   int num_params = static_cast<int>(arraysize(mixed)) - start;
   for (int which = 0; which < num_params; which++) {
-    Zone zone;
+    v8::base::AccountingAllocator allocator;
+    Zone zone(&allocator);
     TestingModule module;
     module.AddMemory(1024);
     MachineType* memtypes = &mixed[start];
@@ -2664,7 +2169,7 @@
     std::vector<byte> code;
     ADD_CODE(code,
              static_cast<byte>(WasmOpcodes::LoadStoreOpcodeOf(result, true)),
-             WasmOpcodes::LoadStoreAccessOf(false));
+             ZERO_ALIGNMENT, ZERO_OFFSET);
     ADD_CODE(code, WASM_ZERO);
     ADD_CODE(code, kExprCallFunction, static_cast<byte>(index));
 
@@ -2673,7 +2178,7 @@
       ADD_CODE(code, WASM_LOAD_MEM(memtypes[i], WASM_I8(offset)));
     }
 
-    ADD_CODE(code, WASM_I32(kExpected));
+    ADD_CODE(code, WASM_I32V_2(kExpected));
     size_t end = code.size();
     code.push_back(0);
     r.Build(&code[0], &code[end]);
@@ -2709,13 +2214,12 @@
 
   WasmRunner<int32_t> r(&module, MachineType::Int32());
   byte local = r.AllocateLocal(kAstI32);
-  BUILD(r,
-        WASM_BLOCK(2, WASM_SET_LOCAL(local, WASM_I8(99)),
-                   WASM_I32_ADD(
-                       WASM_CALL_FUNCTION(t1.function_index_, WASM_GET_LOCAL(0),
-                                          WASM_GET_LOCAL(0)),
-                       WASM_CALL_FUNCTION(t1.function_index_, WASM_GET_LOCAL(1),
-                                          WASM_GET_LOCAL(local)))));
+  BUILD(r, B2(WASM_SET_LOCAL(local, WASM_I8(99)),
+              WASM_I32_ADD(
+                  WASM_CALL_FUNCTION(t1.function_index_, WASM_GET_LOCAL(0),
+                                     WASM_GET_LOCAL(0)),
+                  WASM_CALL_FUNCTION(t1.function_index_, WASM_GET_LOCAL(1),
+                                     WASM_GET_LOCAL(local)))));
 
   CHECK_EQ(198, r.Call(0));
   CHECK_EQ(200, r.Call(1));
@@ -2737,8 +2241,7 @@
 
 TEST(Run_Wasm_ExprBlock2a) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(1))),
-                      WASM_I8(1)));
+  BUILD(r, B2(WASM_IF(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(1))), WASM_I8(1)));
   CHECK_EQ(1, r.Call(0));
   CHECK_EQ(1, r.Call(1));
 }
@@ -2746,8 +2249,7 @@
 
 TEST(Run_Wasm_ExprBlock2b) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_IF(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(1))),
-                      WASM_I8(2)));
+  BUILD(r, B2(WASM_IF(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(1))), WASM_I8(2)));
   CHECK_EQ(2, r.Call(0));
   CHECK_EQ(1, r.Call(1));
 }
@@ -2755,8 +2257,7 @@
 
 TEST(Run_Wasm_ExprBlock2c) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_BRV_IF(0, WASM_I8(1), WASM_GET_LOCAL(0)),
-                      WASM_I8(1)));
+  BUILD(r, B2(WASM_BRV_IF(0, WASM_I8(1), WASM_GET_LOCAL(0)), WASM_I8(1)));
   CHECK_EQ(1, r.Call(0));
   CHECK_EQ(1, r.Call(1));
 }
@@ -2764,8 +2265,7 @@
 
 TEST(Run_Wasm_ExprBlock2d) {
   WasmRunner<int32_t> r(MachineType::Int32());
-  BUILD(r, WASM_BLOCK(2, WASM_BRV_IF(0, WASM_I8(1), WASM_GET_LOCAL(0)),
-                      WASM_I8(2)));
+  BUILD(r, B2(WASM_BRV_IF(0, WASM_I8(1), WASM_GET_LOCAL(0)), WASM_I8(2)));
   CHECK_EQ(2, r.Call(0));
   CHECK_EQ(1, r.Call(1));
 }
@@ -2837,9 +2337,8 @@
 TEST(Run_Wasm_ExprBlock_if) {
   WasmRunner<int32_t> r(MachineType::Int32());
 
-  BUILD(r,
-        WASM_BLOCK(1, WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(11)),
-                                   WASM_BRV(0, WASM_I8(14)))));
+  BUILD(r, B1(WASM_IF_ELSE(WASM_GET_LOCAL(0), WASM_BRV(0, WASM_I8(11)),
+                           WASM_BRV(0, WASM_I8(14)))));
 
   CHECK_EQ(11, r.Call(1));
   CHECK_EQ(14, r.Call(0));
@@ -2884,42 +2383,6 @@
 }
 
 
-#if WASM_64
-TEST(Run_Wasm_LoadStoreI64_sx) {
-  byte loads[] = {kExprI64LoadMem8S, kExprI64LoadMem16S, kExprI64LoadMem32S,
-                  kExprI64LoadMem};
-
-  for (size_t m = 0; m < arraysize(loads); m++) {
-    TestingModule module;
-    byte* memory = module.AddMemoryElems<byte>(16);
-    WasmRunner<int64_t> r(&module);
-
-    byte code[] = {kExprI64StoreMem, 0, kExprI8Const, 8,
-                   loads[m],         0, kExprI8Const, 0};
-
-    r.Build(code, code + arraysize(code));
-
-    // Try a bunch of different negative values.
-    for (int i = -1; i >= -128; i -= 11) {
-      int size = 1 << m;
-      module.BlankMemory();
-      memory[size - 1] = static_cast<byte>(i);  // set the high order byte.
-
-      int64_t expected = static_cast<int64_t>(i) << ((size - 1) * 8);
-
-      CHECK_EQ(expected, r.Call());
-      CHECK_EQ(static_cast<byte>(i), memory[8 + size - 1]);
-      for (int j = size; j < 8; j++) {
-        CHECK_EQ(255, memory[8 + j]);
-      }
-    }
-  }
-}
-
-
-#endif
-
-
 TEST(Run_Wasm_SimpleCallIndirect) {
   TestSignatures sigs;
   TestingModule module;
@@ -3020,56 +2483,56 @@
   WasmRunner<float> r(MachineType::Float32());
   BUILD(r, WASM_F32_FLOOR(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT32_INPUTS(i) { CheckFloatEq(floorf(*i), r.Call(*i)); }
+  FOR_FLOAT32_INPUTS(i) { CHECK_FLOAT_EQ(floorf(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F32Ceil) {
   WasmRunner<float> r(MachineType::Float32());
   BUILD(r, WASM_F32_CEIL(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT32_INPUTS(i) { CheckFloatEq(ceilf(*i), r.Call(*i)); }
+  FOR_FLOAT32_INPUTS(i) { CHECK_FLOAT_EQ(ceilf(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F32Trunc) {
   WasmRunner<float> r(MachineType::Float32());
   BUILD(r, WASM_F32_TRUNC(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT32_INPUTS(i) { CheckFloatEq(truncf(*i), r.Call(*i)); }
+  FOR_FLOAT32_INPUTS(i) { CHECK_FLOAT_EQ(truncf(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F32NearestInt) {
   WasmRunner<float> r(MachineType::Float32());
   BUILD(r, WASM_F32_NEARESTINT(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT32_INPUTS(i) { CheckFloatEq(nearbyintf(*i), r.Call(*i)); }
+  FOR_FLOAT32_INPUTS(i) { CHECK_FLOAT_EQ(nearbyintf(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F64Floor) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_FLOOR(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(floor(*i), r.Call(*i)); }
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(floor(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F64Ceil) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_CEIL(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(ceil(*i), r.Call(*i)); }
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(ceil(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F64Trunc) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_TRUNC(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(trunc(*i), r.Call(*i)); }
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(trunc(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F64NearestInt) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_NEARESTINT(WASM_GET_LOCAL(0)));
 
-  FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(nearbyint(*i), r.Call(*i)); }
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(nearbyint(*i), r.Call(*i)); }
 }
 
 TEST(Run_Wasm_F32Min) {
@@ -3090,7 +2553,7 @@
         expected = *j;
       }
 
-      CheckFloatEq(expected, r.Call(*i, *j));
+      CHECK_FLOAT_EQ(expected, r.Call(*i, *j));
     }
   }
 }
@@ -3114,7 +2577,7 @@
         expected = *j;
       }
 
-      CheckDoubleEq(expected, r.Call(*i, *j));
+      CHECK_DOUBLE_EQ(expected, r.Call(*i, *j));
     }
   }
 }
@@ -3138,7 +2601,7 @@
         expected = *j;
       }
 
-      CheckFloatEq(expected, r.Call(*i, *j));
+      CHECK_FLOAT_EQ(expected, r.Call(*i, *j));
     }
   }
 }
@@ -3162,13 +2625,14 @@
         expected = *j;
       }
 
-      CheckDoubleEq(expected, r.Call(*i, *j));
+      CHECK_DOUBLE_EQ(expected, r.Call(*i, *j));
     }
   }
 }
 
-// TODO(ahaas): Fix on arm and reenable.
-#if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_ARM64
+// TODO(ahaas): Fix on arm and mips and reenable.
+#if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_MIPS && \
+    !V8_TARGET_ARCH_MIPS64
 
 TEST(Run_Wasm_F32Min_Snan) {
   // Test that the instruction does not return a signalling NaN.
@@ -3236,102 +2700,6 @@
 
 #endif
 
-#if WASM_64
-TEST(Run_Wasm_F32SConvertI64) {
-  WasmRunner<float> r(MachineType::Int64());
-  BUILD(r, WASM_F32_SCONVERT_I64(WASM_GET_LOCAL(0)));
-  FOR_INT64_INPUTS(i) { CHECK_EQ(static_cast<float>(*i), r.Call(*i)); }
-}
-
-
-#if !defined(_WIN64)
-// TODO(ahaas): Fix this failure.
-TEST(Run_Wasm_F32UConvertI64) {
-  WasmRunner<float> r(MachineType::Uint64());
-  BUILD(r, WASM_F32_UCONVERT_I64(WASM_GET_LOCAL(0)));
-  FOR_UINT64_INPUTS(i) { CHECK_EQ(static_cast<float>(*i), r.Call(*i)); }
-}
-#endif
-
-
-TEST(Run_Wasm_F64SConvertI64) {
-  WasmRunner<double> r(MachineType::Int64());
-  BUILD(r, WASM_F64_SCONVERT_I64(WASM_GET_LOCAL(0)));
-  FOR_INT64_INPUTS(i) { CHECK_EQ(static_cast<double>(*i), r.Call(*i)); }
-}
-
-
-#if !defined(_WIN64)
-// TODO(ahaas): Fix this failure.
-TEST(Run_Wasm_F64UConvertI64) {
-  WasmRunner<double> r(MachineType::Uint64());
-  BUILD(r, WASM_F64_UCONVERT_I64(WASM_GET_LOCAL(0)));
-  FOR_UINT64_INPUTS(i) { CHECK_EQ(static_cast<double>(*i), r.Call(*i)); }
-}
-#endif
-
-
-TEST(Run_Wasm_I64SConvertF32) {
-  WasmRunner<int64_t> r(MachineType::Float32());
-  BUILD(r, WASM_I64_SCONVERT_F32(WASM_GET_LOCAL(0)));
-
-  FOR_FLOAT32_INPUTS(i) {
-    if (*i < static_cast<float>(INT64_MAX) &&
-        *i >= static_cast<float>(INT64_MIN)) {
-      CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
-    } else {
-      CHECK_TRAP64(r.Call(*i));
-    }
-  }
-}
-
-
-TEST(Run_Wasm_I64SConvertF64) {
-  WasmRunner<int64_t> r(MachineType::Float64());
-  BUILD(r, WASM_I64_SCONVERT_F64(WASM_GET_LOCAL(0)));
-
-  FOR_FLOAT64_INPUTS(i) {
-    if (*i < static_cast<double>(INT64_MAX) &&
-        *i >= static_cast<double>(INT64_MIN)) {
-      CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
-    } else {
-      CHECK_TRAP64(r.Call(*i));
-    }
-  }
-}
-
-
-TEST(Run_Wasm_I64UConvertF32) {
-  WasmRunner<uint64_t> r(MachineType::Float32());
-  BUILD(r, WASM_I64_UCONVERT_F32(WASM_GET_LOCAL(0)));
-
-  FOR_FLOAT32_INPUTS(i) {
-    if (*i < static_cast<float>(UINT64_MAX) && *i > -1) {
-      CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i));
-    } else {
-      CHECK_TRAP64(r.Call(*i));
-    }
-  }
-}
-
-
-TEST(Run_Wasm_I64UConvertF64) {
-  WasmRunner<uint64_t> r(MachineType::Float64());
-  BUILD(r, WASM_I64_UCONVERT_F64(WASM_GET_LOCAL(0)));
-
-  FOR_FLOAT64_INPUTS(i) {
-    if (*i < static_cast<float>(UINT64_MAX) && *i > -1) {
-      CHECK_EQ(static_cast<uint64_t>(*i), r.Call(*i));
-    } else {
-      CHECK_TRAP64(r.Call(*i));
-    }
-  }
-}
-#endif
-
-
-// TODO(titzer): Fix and re-enable.
-#if 0
 TEST(Run_Wasm_I32SConvertF32) {
   WasmRunner<int32_t> r(MachineType::Float32());
   BUILD(r, WASM_I32_SCONVERT_F32(WASM_GET_LOCAL(0)));
@@ -3352,8 +2720,8 @@
   BUILD(r, WASM_I32_SCONVERT_F64(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT64_INPUTS(i) {
-    if (*i < static_cast<double>(INT32_MAX) &&
-        *i >= static_cast<double>(INT32_MIN)) {
+    if (*i < (static_cast<double>(INT32_MAX) + 1.0) &&
+        *i > (static_cast<double>(INT32_MIN) - 1.0)) {
       CHECK_EQ(static_cast<int64_t>(*i), r.Call(*i));
     } else {
       CHECK_TRAP32(r.Call(*i));
@@ -3367,7 +2735,7 @@
   BUILD(r, WASM_I32_UCONVERT_F32(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT32_INPUTS(i) {
-    if (*i < static_cast<float>(UINT32_MAX) && *i > -1) {
+    if (*i < (static_cast<float>(UINT32_MAX) + 1.0) && *i > -1) {
       CHECK_EQ(static_cast<uint32_t>(*i), r.Call(*i));
     } else {
       CHECK_TRAP32(r.Call(*i));
@@ -3381,48 +2749,40 @@
   BUILD(r, WASM_I32_UCONVERT_F64(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT64_INPUTS(i) {
-    if (*i < static_cast<float>(UINT32_MAX) && *i > -1) {
+    if (*i < (static_cast<float>(UINT32_MAX) + 1.0) && *i > -1) {
       CHECK_EQ(static_cast<uint32_t>(*i), r.Call(*i));
     } else {
       CHECK_TRAP32(r.Call(*i));
     }
   }
 }
-#endif
-
 
 TEST(Run_Wasm_F64CopySign) {
   WasmRunner<double> r(MachineType::Float64(), MachineType::Float64());
   BUILD(r, WASM_F64_COPYSIGN(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
   FOR_FLOAT64_INPUTS(i) {
-    FOR_FLOAT64_INPUTS(j) { CheckDoubleEq(copysign(*i, *j), r.Call(*i, *j)); }
+    FOR_FLOAT64_INPUTS(j) { CHECK_DOUBLE_EQ(copysign(*i, *j), r.Call(*i, *j)); }
   }
 }
 
 
-// TODO(tizer): Fix on arm and reenable.
-#if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_ARM64
-
 TEST(Run_Wasm_F32CopySign) {
   WasmRunner<float> r(MachineType::Float32(), MachineType::Float32());
   BUILD(r, WASM_F32_COPYSIGN(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
   FOR_FLOAT32_INPUTS(i) {
-    FOR_FLOAT32_INPUTS(j) { CheckFloatEq(copysign(*i, *j), r.Call(*i, *j)); }
+    FOR_FLOAT32_INPUTS(j) { CHECK_FLOAT_EQ(copysignf(*i, *j), r.Call(*i, *j)); }
   }
 }
 
-
-#endif
-
-
 void CompileCallIndirectMany(LocalType param) {
   // Make sure we don't run out of registers when compiling indirect calls
   // with many many parameters.
   TestSignatures sigs;
   for (byte num_params = 0; num_params < 40; num_params++) {
-    Zone zone;
+    v8::base::AccountingAllocator allocator;
+    Zone zone(&allocator);
     HandleScope scope(CcTest::InitIsolateOnce());
     TestingModule module;
     FunctionSig* sig = sigs.many(&zone, kAstStmt, param, num_params);
@@ -3458,3 +2818,15 @@
 
 
 TEST(Compile_Wasm_CallIndirect_Many_f64) { CompileCallIndirectMany(kAstF64); }
+
+TEST(Run_WASM_Int32RemS_dead) {
+  WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), WASM_ZERO);
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
+  CHECK_EQ(0, r.Call(133, 100));
+  CHECK_EQ(0, r.Call(kMin, -1));
+  CHECK_EQ(0, r.Call(0, 1));
+  CHECK_TRAP(r.Call(100, 0));
+  CHECK_TRAP(r.Call(-1001, 0));
+  CHECK_TRAP(r.Call(kMin, 0));
+}
diff --git a/test/cctest/wasm/wasm-run-utils.h b/test/cctest/wasm/wasm-run-utils.h
index 7ee3981..1e85f46 100644
--- a/test/cctest/wasm/wasm-run-utils.h
+++ b/test/cctest/wasm/wasm-run-utils.h
@@ -51,22 +51,18 @@
 #define WASM_RUNNER_MAX_NUM_PARAMETERS 4
 #define WASM_WRAPPER_RETURN_VALUE 8754
 
+#define BUILD(r, ...)                      \
+  do {                                     \
+    byte code[] = {__VA_ARGS__};           \
+    r.Build(code, code + arraysize(code)); \
+  } while (false)
+
 namespace {
 using namespace v8::base;
 using namespace v8::internal;
 using namespace v8::internal::compiler;
 using namespace v8::internal::wasm;
 
-inline 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();
-}
-
 const uint32_t kMaxGlobalsSize = 128;
 
 // A helper for module environments that adds the ability to allocate memory
@@ -83,9 +79,8 @@
     instance->globals_size = kMaxGlobalsSize;
     instance->mem_start = nullptr;
     instance->mem_size = 0;
-    instance->function_code = nullptr;
     linker = nullptr;
-    asm_js = false;
+    origin = kWasmOrigin;
     memset(global_data, 0, sizeof(global_data));
   }
 
@@ -93,9 +88,6 @@
     if (instance->mem_start) {
       free(instance->mem_start);
     }
-    if (instance->function_code) {
-      delete instance->function_code;
-    }
   }
 
   byte* AddMemory(size_t size) {
@@ -121,11 +113,8 @@
   }
 
   byte AddSignature(FunctionSig* sig) {
-    if (!module->signatures) {
-      module->signatures = new std::vector<FunctionSig*>();
-    }
-    module->signatures->push_back(sig);
-    size_t size = module->signatures->size();
+    module->signatures.push_back(sig);
+    size_t size = module->signatures.size();
     CHECK(size < 127);
     return static_cast<byte>(size - 1);
   }
@@ -171,23 +160,21 @@
   }
 
   int AddFunction(FunctionSig* sig, Handle<Code> code) {
-    if (module->functions == nullptr) {
-      module->functions = new std::vector<WasmFunction>();
+    if (module->functions.size() == 0) {
       // TODO(titzer): Reserving space here to avoid the underlying WasmFunction
       // structs from moving.
-      module->functions->reserve(kMaxFunctions);
-      instance->function_code = new std::vector<Handle<Code>>();
+      module->functions.reserve(kMaxFunctions);
     }
-    uint32_t index = static_cast<uint32_t>(module->functions->size());
-    module->functions->push_back(
-        {sig, index, 0, 0, 0, 0, 0, 0, 0, false, false});
-    instance->function_code->push_back(code);
+    uint32_t index = static_cast<uint32_t>(module->functions.size());
+    module->functions.push_back(
+        {sig, index, 0, 0, 0, 0, 0, 0, 0, 0, 0, false, false});
+    instance->function_code.push_back(code);
     DCHECK_LT(index, kMaxFunctions);  // limited for testing.
     return index;
   }
 
   void SetFunctionCode(uint32_t index, Handle<Code> code) {
-    instance->function_code->at(index) = code;
+    instance->function_code[index] = code;
   }
 
   void AddIndirectFunctionTable(int* functions, int table_size) {
@@ -195,21 +182,21 @@
     Handle<FixedArray> fixed =
         isolate->factory()->NewFixedArray(2 * table_size);
     instance->function_table = fixed;
-    module->function_table = new std::vector<uint16_t>();
+    DCHECK_EQ(0u, module->function_table.size());
     for (int i = 0; i < table_size; i++) {
-      module->function_table->push_back(functions[i]);
+      module->function_table.push_back(functions[i]);
     }
   }
 
   void PopulateIndirectFunctionTable() {
     if (instance->function_table.is_null()) return;
-    int table_size = static_cast<int>(module->function_table->size());
+    int table_size = static_cast<int>(module->function_table.size());
     for (int i = 0; i < table_size; i++) {
-      int function_index = module->function_table->at(i);
-      WasmFunction* function = &module->functions->at(function_index);
+      int function_index = module->function_table[i];
+      WasmFunction* function = &module->functions[function_index];
       instance->function_table->set(i, Smi::FromInt(function->sig_index));
-      instance->function_table->set(
-          i + table_size, *instance->function_code->at(function_index));
+      instance->function_table->set(i + table_size,
+                                    *instance->function_code[function_index]);
     }
   }
 
@@ -220,24 +207,22 @@
   V8_ALIGNED(8) byte global_data[kMaxGlobalsSize];  // preallocated global data.
 
   WasmGlobal* AddGlobal(MachineType mem_type) {
-    if (!module->globals) {
-      module->globals = new std::vector<WasmGlobal>();
-    }
     byte size = WasmOpcodes::MemSize(mem_type);
     global_offset = (global_offset + size - 1) & ~(size - 1);  // align
-    module->globals->push_back({0, mem_type, global_offset, false});
+    module->globals.push_back({0, 0, mem_type, global_offset, false});
     global_offset += size;
     // limit number of globals.
     CHECK_LT(global_offset, kMaxGlobalsSize);
-    return &module->globals->back();
+    return &module->globals.back();
   }
 };
 
-
-inline void TestBuildingGraph(Zone* zone, JSGraph* jsgraph, FunctionEnv* env,
-                              const byte* start, const byte* end) {
-  compiler::WasmGraphBuilder builder(zone, jsgraph, env->sig);
-  TreeResult result = BuildTFGraph(&builder, env, start, end);
+inline void TestBuildingGraph(Zone* zone, JSGraph* jsgraph, ModuleEnv* module,
+                              FunctionSig* sig, const byte* start,
+                              const byte* end) {
+  compiler::WasmGraphBuilder builder(zone, jsgraph, sig);
+  TreeResult result =
+      BuildTFGraph(zone->allocator(), &builder, module, sig, start, end);
   if (result.failed()) {
     ptrdiff_t pc = result.error_pc - result.start;
     ptrdiff_t pt = result.error_pt - result.start;
@@ -405,10 +390,9 @@
       : GraphAndBuilders(main_zone()),
         jsgraph(this->isolate(), this->graph(), this->common(), nullptr,
                 nullptr, this->machine()),
+        sig(sig),
         descriptor_(nullptr),
         testing_module_(module) {
-    init_env(&env, sig);
-    env.module = module;
     if (module) {
       // Get a new function from the testing module.
       function_ = nullptr;
@@ -426,12 +410,13 @@
   }
 
   JSGraph jsgraph;
-  FunctionEnv env;
+  FunctionSig* sig;
   // The call descriptor is initialized when the function is compiled.
   CallDescriptor* descriptor_;
   TestingModule* testing_module_;
   WasmFunction* function_;
   int function_index_;
+  LocalDeclEncoder local_decls;
 
   Isolate* isolate() { return main_isolate(); }
   Graph* graph() const { return main_graph_; }
@@ -440,31 +425,25 @@
   MachineOperatorBuilder* machine() { return &main_machine_; }
   void InitializeDescriptor() {
     if (descriptor_ == nullptr) {
-      descriptor_ = env.module->GetWasmCallDescriptor(main_zone(), env.sig);
+      descriptor_ = testing_module_->GetWasmCallDescriptor(main_zone(), sig);
     }
   }
   CallDescriptor* descriptor() { return descriptor_; }
 
   void Build(const byte* start, const byte* end) {
-    // Transfer local counts before compiling.
-    function()->local_i32_count = env.local_i32_count;
-    function()->local_i64_count = env.local_i64_count;
-    function()->local_f32_count = env.local_f32_count;
-    function()->local_f64_count = env.local_f64_count;
-
     // Build the TurboFan graph.
-    TestBuildingGraph(main_zone(), &jsgraph, &env, start, end);
+    local_decls.Prepend(&start, &end);
+    TestBuildingGraph(main_zone(), &jsgraph, testing_module_, sig, start, end);
+    delete[] start;
   }
 
   byte AllocateLocal(LocalType type) {
-    int result = static_cast<int>(env.total_locals);
-    env.AddLocals(type, 1);
-    byte b = static_cast<byte>(result);
-    CHECK_EQ(result, b);
-    return b;
+    uint32_t index = local_decls.AddLocals(1, type, sig);
+    byte result = static_cast<byte>(index);
+    DCHECK_EQ(index, result);
+    return result;
   }
 
-  // TODO(titzer): remove me.
   Handle<Code> Compile() {
     InitializeDescriptor();
     CallDescriptor* desc = descriptor_;
@@ -484,7 +463,6 @@
     return result;
   }
 
-  // TODO(titzer): remove me.
   uint32_t CompileAndAdd(uint16_t sig_index = 0) {
     CHECK(testing_module_);
     function()->sig_index = sig_index;
@@ -495,7 +473,7 @@
 
   WasmFunction* function() {
     if (function_) return function_;
-    return &testing_module_->module->functions->at(function_index_);
+    return &testing_module_->module->functions[function_index_];
   }
 };
 
@@ -508,8 +486,8 @@
              MachineType p1 = MachineType::None(),
              MachineType p2 = MachineType::None(),
              MachineType p3 = MachineType::None())
-      : compiled_(false),
-
+      : zone(&allocator_),
+        compiled_(false),
         signature_(MachineTypeForC<ReturnType>() == MachineType::None() ? 0 : 1,
                    GetParameterCount(p0, p1, p2, p3), storage_),
         compiler_(&signature_, nullptr) {
@@ -520,7 +498,8 @@
              MachineType p1 = MachineType::None(),
              MachineType p2 = MachineType::None(),
              MachineType p3 = MachineType::None())
-      : compiled_(false),
+      : zone(&allocator_),
+        compiled_(false),
         signature_(MachineTypeForC<ReturnType>() == MachineType::None() ? 0 : 1,
                    GetParameterCount(p0, p1, p2, p3), storage_),
         compiler_(&signature_, module) {
@@ -548,8 +527,6 @@
     wrapper_.Init(compiler_.descriptor(), p0, p1, p2, p3);
   }
 
-  FunctionEnv* env() { return &compiler_.env; }
-
   // Builds a graph from the given Wasm code and generates the machine
   // code and call wrapper for that graph. This method must not be called
   // more than once.
@@ -599,15 +576,10 @@
     return return_value;
   }
 
-  byte AllocateLocal(LocalType type) {
-    int result = static_cast<int>(env()->total_locals);
-    env()->AddLocals(type, 1);
-    byte b = static_cast<byte>(result);
-    CHECK_EQ(result, b);
-    return b;
-  }
+  byte AllocateLocal(LocalType type) { return compiler_.AllocateLocal(type); }
 
  protected:
+  v8::base::AccountingAllocator allocator_;
   Zone zone;
   bool compiled_;
   LocalType storage_[WASM_RUNNER_MAX_NUM_PARAMETERS];