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result: improve Includes codegen

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This commit is contained in:
Michael Scire 2021-10-01 15:12:38 -07:00
parent 2b37e5d486
commit 9ecec1b935
1 changed files with 28 additions and 13 deletions
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41
libraries/libvapours/include/vapours/results/results_common.hpp
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@ -89,24 +89,26 @@ namespace ams {
public: public:
using Base = typename result::impl::ResultBase<Result>; using Base = typename result::impl::ResultBase<Result>;
private: private:
typename Base::BaseType value; typename Base::BaseType m_value;
private: private:
/* TODO: Maybe one-day, the result constructor. */ /* TODO: Maybe one-day, the result constructor. */
public: public:
Result() { /* ... */ } Result() { /* ... */ }
/* TODO: It sure would be nice to make this private. */ /* TODO: It sure would be nice to make this private. */
constexpr Result(typename Base::BaseType v) : value(v) { static_assert(std::is_same<typename Base::BaseType, ::Result>::value); } constexpr ALWAYS_INLINE Result(typename Base::BaseType v) : m_value(v) { static_assert(std::is_same<typename Base::BaseType, ::Result>::value); }
constexpr ALWAYS_INLINE operator ResultSuccess() const; constexpr ALWAYS_INLINE operator ResultSuccess() const;
NX_CONSTEXPR bool CanAccept(Result) { return true; } static constexpr ALWAYS_INLINE bool CanAccept(Result) { return true; }
constexpr ALWAYS_INLINE bool IsSuccess() const { return this->GetValue() == Base::SuccessValue; } constexpr ALWAYS_INLINE bool IsSuccess() const { return m_value == Base::SuccessValue; }
constexpr ALWAYS_INLINE bool IsFailure() const { return !this->IsSuccess(); } constexpr ALWAYS_INLINE bool IsFailure() const { return !this->IsSuccess(); }
constexpr ALWAYS_INLINE typename Base::BaseType GetModule() const { return Base::GetModule(); } constexpr ALWAYS_INLINE typename Base::BaseType GetModule() const { return Base::GetModule(); }
constexpr ALWAYS_INLINE typename Base::BaseType GetDescription() const { return Base::GetDescription(); } constexpr ALWAYS_INLINE typename Base::BaseType GetDescription() const { return Base::GetDescription(); }
constexpr ALWAYS_INLINE typename Base::BaseType GetValue() const { return this->value; } constexpr ALWAYS_INLINE typename Base::BaseType GetInnerValue() const { return ::ams::result::impl::ResultTraits::MaskReservedFromValue(m_value); }
constexpr ALWAYS_INLINE typename Base::BaseType GetValue() const { return m_value; }
}; };
static_assert(sizeof(Result) == sizeof(Result::Base::BaseType), "sizeof(Result) == sizeof(Result::Base::BaseType)"); static_assert(sizeof(Result) == sizeof(Result::Base::BaseType), "sizeof(Result) == sizeof(Result::Base::BaseType)");
static_assert(std::is_trivially_destructible<Result>::value, "std::is_trivially_destructible<Result>::value"); static_assert(std::is_trivially_destructible<Result>::value, "std::is_trivially_destructible<Result>::value");
@ -120,11 +122,11 @@ namespace ams {
} }
static constexpr ALWAYS_INLINE ResultTraits::BaseType GetReserved(Result result) { static constexpr ALWAYS_INLINE ResultTraits::BaseType GetReserved(Result result) {
return ResultTraits::GetReservedFromValue(result.value); return ResultTraits::GetReservedFromValue(result.m_value);
} }
static constexpr ALWAYS_INLINE Result MergeReserved(Result result, ResultTraits::BaseType reserved) { static constexpr ALWAYS_INLINE Result MergeReserved(Result result, ResultTraits::BaseType reserved) {
return Result(ResultTraits::MergeValueWithReserved(ResultTraits::MaskReservedFromValue(result.value), reserved)); return Result(ResultTraits::MergeValueWithReserved(ResultTraits::MaskReservedFromValue(result.m_value), reserved));
} }
}; };
@ -138,8 +140,8 @@ namespace ams {
public: public:
using Base = typename result::impl::ResultBase<ResultSuccess>; using Base = typename result::impl::ResultBase<ResultSuccess>;
public: public:
constexpr operator Result() const { return result::impl::MakeResult(Base::SuccessValue); } constexpr ALWAYS_INLINE operator Result() const { return result::impl::MakeResult(Base::SuccessValue); }
NX_CONSTEXPR bool CanAccept(Result result) { return result.IsSuccess(); } static constexpr ALWAYS_INLINE bool CanAccept(Result result) { return result.IsSuccess(); }
constexpr ALWAYS_INLINE bool IsSuccess() const { return true; } constexpr ALWAYS_INLINE bool IsSuccess() const { return true; }
constexpr ALWAYS_INLINE bool IsFailure() const { return !this->IsSuccess(); } constexpr ALWAYS_INLINE bool IsFailure() const { return !this->IsSuccess(); }
@ -174,8 +176,8 @@ namespace ams {
static constexpr typename Base::BaseType Value = ResultTraits::MakeStaticValue<Module, Description>::value; static constexpr typename Base::BaseType Value = ResultTraits::MakeStaticValue<Module, Description>::value;
static_assert(Value != Base::SuccessValue, "Value != Base::SuccessValue"); static_assert(Value != Base::SuccessValue, "Value != Base::SuccessValue");
public: public:
constexpr operator Result() const { return MakeResult(Value); } constexpr ALWAYS_INLINE operator Result() const { return MakeResult(Value); }
constexpr operator ResultSuccess() const { OnResultAbort(Value); } constexpr ALWAYS_INLINE operator ResultSuccess() const { OnResultAbort(Value); }
constexpr ALWAYS_INLINE bool IsSuccess() const { return false; } constexpr ALWAYS_INLINE bool IsSuccess() const { return false; }
constexpr ALWAYS_INLINE bool IsFailure() const { return !this->IsSuccess(); } constexpr ALWAYS_INLINE bool IsFailure() const { return !this->IsSuccess(); }
@ -185,6 +187,10 @@ namespace ams {
template<ResultTraits::BaseType _Module, ResultTraits::BaseType DescStart, ResultTraits::BaseType DescEnd> template<ResultTraits::BaseType _Module, ResultTraits::BaseType DescStart, ResultTraits::BaseType DescEnd>
class ResultErrorRangeBase { class ResultErrorRangeBase {
private:
/* NOTE: GCC does not optimize the module/description comparisons into one check (as of 10/1/2021) */
/* and so this optimizes result comparisons to get the same codegen as Nintendo does. */
static constexpr bool UseDirectValueComparison = true;
public: public:
static constexpr ResultTraits::BaseType Module = _Module; static constexpr ResultTraits::BaseType Module = _Module;
static constexpr ResultTraits::BaseType DescriptionStart = DescStart; static constexpr ResultTraits::BaseType DescriptionStart = DescStart;
@ -193,8 +199,17 @@ namespace ams {
static constexpr typename ResultTraits::BaseType StartValue = ResultTraits::MakeStaticValue<Module, DescriptionStart>::value; static constexpr typename ResultTraits::BaseType StartValue = ResultTraits::MakeStaticValue<Module, DescriptionStart>::value;
static constexpr typename ResultTraits::BaseType EndValue = ResultTraits::MakeStaticValue<Module, DescriptionEnd>::value; static constexpr typename ResultTraits::BaseType EndValue = ResultTraits::MakeStaticValue<Module, DescriptionEnd>::value;
public: public:
static constexpr bool Includes(Result result) { static constexpr ALWAYS_INLINE bool Includes(Result result) {
return result.GetModule() == Module && DescriptionStart <= result.GetDescription() && result.GetDescription() <= DescriptionEnd; if constexpr (UseDirectValueComparison) {
const auto inner_value = result.GetInnerValue();
if constexpr (StartValue == EndValue) {
return inner_value == StartValue;
} else {
return StartValue <= inner_value && inner_value <= EndValue;
}
} else {
return result.GetModule() == Module && DescriptionStart <= result.GetDescription() && result.GetDescription() <= DescriptionEnd;
}
} }
}; };