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// Copyright 2018 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 "src/wasm/wasm-features.h"
#include "src/execution/isolate.h"
#include "src/flags/flags.h"
#include "src/handles/handles-inl.h"
namespace v8 {
namespace internal {
namespace wasm {
#define COMMA ,
#define SPACE
#define DO_UNION(feat, desc, val) dst->feat |= src.feat;
#define FLAG_REF(feat, desc, val) FLAG_experimental_wasm_##feat
void UnionFeaturesInto(WasmFeatures* dst, const WasmFeatures& src) {
FOREACH_WASM_FEATURE(DO_UNION, SPACE);
}
WasmFeatures WasmFeaturesFromFlags() {
return WasmFeatures{FOREACH_WASM_FEATURE(FLAG_REF, COMMA)};
}
WasmFeatures WasmFeaturesFromIsolate(Isolate* isolate) {
WasmFeatures features = WasmFeaturesFromFlags();
features.threads |=
isolate->AreWasmThreadsEnabled(handle(isolate->context(), isolate));
return features;
}
#undef DO_UNION
#undef FLAG_REF
#undef SPACE
#undef COMMA
} // namespace wasm
} // namespace internal
} // namespace v8
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