deps: update V8 to 7.8.279.9

PR-URL: https://github.com/nodejs/node/pull/29694
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>

1 files changed, 58 insertions, 0 deletions

diff --git a/deps/v8/test/wasm-api-tests/multi-return.cc b/deps/v8/test/wasm-api-tests/multi-return.cc
new file mode 100644
index 0000000000..2cd624d053
--- /dev/null
+++ b/deps/v8/test/wasm-api-tests/multi-return.cc
@@ -0,0 +1,58 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "test/wasm-api-tests/wasm-api-test.h"
+
+namespace v8 {
+namespace internal {
+namespace wasm {
+
+using ::wasm::I32;
+using ::wasm::I64;
+
+namespace {
+
+own<Trap> Callback(const Val args[], Val results[]) {
+  results[0] = args[3].copy();
+  results[1] = args[1].copy();
+  results[2] = args[2].copy();
+  results[3] = args[0].copy();
+  return nullptr;
+}
+
+}  // namespace
+
+TEST_F(WasmCapiTest, MultiReturn) {
+  ValueType reps[] = {kWasmI32, kWasmI64, kWasmI64, kWasmI32,
+                      kWasmI32, kWasmI64, kWasmI64, kWasmI32};
+  FunctionSig sig(4, 4, reps);
+  uint32_t func_index = builder()->AddImport(CStrVector("f"), &sig);
+  byte code[] = {WASM_CALL_FUNCTION(func_index, WASM_GET_LOCAL(0),
+                                    WASM_GET_LOCAL(2), WASM_GET_LOCAL(1),
+                                    WASM_GET_LOCAL(3))};
+  AddExportedFunction(CStrVector("g"), code, sizeof(code), &sig);
+
+  ownvec<ValType> types =
+      ownvec<ValType>::make(ValType::make(I32), ValType::make(I64),
+                            ValType::make(I64), ValType::make(I32));
+  own<FuncType> func_type =
+      FuncType::make(types.deep_copy(), types.deep_copy());
+  own<Func> callback = Func::make(store(), func_type.get(), Callback);
+  Extern* imports[] = {callback.get()};
+  Instantiate(imports);
+
+  Func* run_func = GetExportedFunction(0);
+  Val args[] = {Val::i32(1), Val::i64(2), Val::i64(3), Val::i32(4)};
+  Val results[4];
+  own<Trap> trap = run_func->call(args, results);
+  EXPECT_EQ(nullptr, trap);
+  EXPECT_EQ(4, results[0].i32());
+  EXPECT_EQ(3, results[1].i64());
+  EXPECT_EQ(2, results[2].i64());
+  EXPECT_EQ(1, results[3].i32());
+}
+
+}  // namespace wasm
+}  // namespace internal
+}  // namespace v8