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Make BitField and ResultCode constexpr-initializable

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This commit is contained in:
Yuri Kunde Schlesner 2017-05-20 20:40:13 -07:00
parent cc566dadd8
commit a75145a2c6
2 changed files with 71 additions and 55 deletions
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33
src/core/hle/result.h
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@ -228,45 +228,42 @@ union ResultCode {
// error
BitField<31, 1, u32> is_error;
explicit ResultCode(u32 raw) : raw(raw) {}
ResultCode(ErrorDescription description_, ErrorModule module_, ErrorSummary summary_,
ErrorLevel level_)
: raw(0) {
description.Assign(description_);
module.Assign(module_);
summary.Assign(summary_);
level.Assign(level_);
}
constexpr explicit ResultCode(u32 raw) : raw(raw) {}
ResultCode& operator=(const ResultCode& o) {
constexpr ResultCode(ErrorDescription description_, ErrorModule module_, ErrorSummary summary_,
ErrorLevel level_)
: raw(description.FormatValue(description_) | module.FormatValue(module_) |
summary.FormatValue(summary_) | level.FormatValue(level_)) {}
constexpr ResultCode& operator=(const ResultCode& o) {
raw = o.raw;
return *this;
}
bool IsSuccess() const {
return is_error == 0;
constexpr bool IsSuccess() const {
return is_error.ExtractValue(raw) == 0;
}
bool IsError() const {
return is_error == 1;
constexpr bool IsError() const {
return is_error.ExtractValue(raw) == 1;
}
};
inline bool operator==(const ResultCode& a, const ResultCode& b) {
constexpr bool operator==(const ResultCode& a, const ResultCode& b) {
return a.raw == b.raw;
}
inline bool operator!=(const ResultCode& a, const ResultCode& b) {
constexpr bool operator!=(const ResultCode& a, const ResultCode& b) {
return a.raw != b.raw;
}
// Convenience functions for creating some common kinds of errors:
/// The default success `ResultCode`.
const ResultCode RESULT_SUCCESS(0);
constexpr ResultCode RESULT_SUCCESS(0);
/// Might be returned instead of a dummy success for unimplemented APIs.
inline ResultCode UnimplementedFunction(ErrorModule module) {
constexpr ResultCode UnimplementedFunction(ErrorModule module) {
return ResultCode(ErrorDescription::NotImplemented, module, ErrorSummary::NotSupported,
ErrorLevel::Permanent);
}