68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: set ts=8 sts=2 et sw=2 tw=80:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef wasm_utility_h
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#define wasm_utility_h
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#include "mozilla/Maybe.h"
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#include <algorithm>
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namespace js {
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namespace wasm {
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template <class Container1, class Container2>
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static inline bool EqualContainers(const Container1& lhs,
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const Container2& rhs) {
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return std::equal(lhs.begin(), lhs.end(), rhs.begin(), rhs.end());
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}
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#define WASM_DECLARE_POD_VECTOR(Type, VectorName) \
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} \
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} \
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static_assert(std::is_trivially_copyable<js::wasm::Type>::value, \
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"Must be trivially copyable"); \
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static_assert(std::is_trivially_destructible<js::wasm::Type>::value, \
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"Must be trivially destructible"); \
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namespace js { \
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namespace wasm { \
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using VectorName = Vector<Type, 0, SystemAllocPolicy>;
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using mozilla::MallocSizeOf;
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template <class T>
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static inline size_t SizeOfVectorElementExcludingThis(
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const T& elem, MallocSizeOf mallocSizeOf) {
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return elem.sizeOfExcludingThis(mallocSizeOf);
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}
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template <class T>
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static inline size_t SizeOfVectorElementExcludingThis(
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const RefPtr<T>& elem, MallocSizeOf mallocSizeOf) {
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return elem->sizeOfExcludingThis(mallocSizeOf);
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}
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template <class T, size_t N>
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static inline size_t SizeOfVectorExcludingThis(
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const mozilla::Vector<T, N, SystemAllocPolicy>& vec,
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MallocSizeOf mallocSizeOf) {
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size_t size = vec.sizeOfExcludingThis(mallocSizeOf);
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for (const T& t : vec) {
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size += SizeOfVectorElementExcludingThis(t, mallocSizeOf);
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}
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return size;
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}
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template <class T>
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static inline size_t SizeOfMaybeExcludingThis(const mozilla::Maybe<T>& maybe,
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MallocSizeOf mallocSizeOf) {
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return maybe ? maybe->sizeOfExcludingThis(mallocSizeOf) : 0;
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}
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} // namespace wasm
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} // namespace js
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#endif // wasm_utility_h
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