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ams: support building unit test programs on windows/linux/macos

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This commit is contained in:
Michael Scire
2022-03-06 12:08:20 -08:00
committed by SciresM
parent 9a38be201a
commit 64a97576d0
756 changed files with 33359 additions and 9372 deletions
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30
libraries/libvapours/include/vapours/util/util_parent_of_member.hpp
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@@ -124,17 +124,47 @@ namespace ams::util {
template<auto MemberPtr, typename RealParentType = GetParentType<MemberPtr>> requires (std::derived_from<RealParentType, GetParentType<MemberPtr>> || std::same_as<RealParentType, GetParentType<MemberPtr>>)
struct OffsetOf : public std::integral_constant<std::ptrdiff_t, OffsetOfCalculator<RealParentType, GetMemberType<MemberPtr>, MemberPtr>::Value> {};
#if defined(ATMOSPHERE_COMPILER_CLANG)
template<typename ParentType, typename MemberType, auto Ptr>
struct OffsetOfCalculatorTheSadWayForClangSupport {
static ALWAYS_INLINE std::ptrdiff_t Calculate() {
const union Union {
ParentType p;
char c;
Union() : c() { /* ... */ }
~Union() { /* ... */ }
} U;
const auto *parent = std::addressof(U.p);
const auto *target = std::addressof(parent->*Ptr);
return static_cast<const uint8_t *>(static_cast<const void *>(target)) - static_cast<const uint8_t *>(static_cast<const void *>(parent));
}
};
#endif
}
template<auto MemberPtr, typename RealParentType = impl::GetParentType<MemberPtr>>
ALWAYS_INLINE RealParentType &GetParentReference(impl::GetMemberType<MemberPtr> *member) {
/* TODO: If clang resolves compiler-bugs in consteval (or if my std proposal makes it into a future C++ standard), we should go back to constexpr. */
#if defined(ATMOSPHERE_COMPILER_CLANG)
const std::ptrdiff_t Offset = impl::OffsetOfCalculatorTheSadWayForClangSupport<RealParentType, impl::GetMemberType<MemberPtr>, MemberPtr>::Calculate();
#else
constexpr std::ptrdiff_t Offset = impl::OffsetOf<MemberPtr, RealParentType>::value;
#endif
return *static_cast<RealParentType *>(static_cast<void *>(static_cast<uint8_t *>(static_cast<void *>(member)) - Offset));
}
template<auto MemberPtr, typename RealParentType = impl::GetParentType<MemberPtr>>
ALWAYS_INLINE RealParentType const &GetParentReference(impl::GetMemberType<MemberPtr> const *member) {
/* TODO: If clang resolves compiler-bugs in consteval (or if my std proposal makes it into a future C++ standard), we should go back to constexpr. */
#if defined(ATMOSPHERE_COMPILER_CLANG)
const std::ptrdiff_t Offset = impl::OffsetOfCalculatorTheSadWayForClangSupport<RealParentType, impl::GetMemberType<MemberPtr>, MemberPtr>::Calculate();
#else
constexpr std::ptrdiff_t Offset = impl::OffsetOf<MemberPtr, RealParentType>::value;
#endif
return *static_cast<const RealParentType *>(static_cast<const void *>(static_cast<const uint8_t *>(static_cast<const void *>(member)) - Offset));
}