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// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <string>
#include <fmt/format.h>
#include "common/common_types.h"
#include "shader_recompiler/frontend/ir/flow_test.h"
#include "shader_recompiler/frontend/ir/pred.h"
namespace Shader::IR {
class Condition {
public:
Condition() noexcept = default;
explicit Condition(FlowTest flow_test_, Pred pred_, bool pred_negated_ = false) noexcept
: flow_test{static_cast<u16>(flow_test_)}, pred{static_cast<u8>(pred_)},
pred_negated{pred_negated_ ? u8{1} : u8{0}} {}
explicit Condition(Pred pred_, bool pred_negated_ = false) noexcept
: Condition(FlowTest::T, pred_, pred_negated_) {}
explicit Condition(bool value) : Condition(Pred::PT, !value) {}
auto operator<=>(const Condition&) const noexcept = default;
[[nodiscard]] IR::FlowTest GetFlowTest() const noexcept {
return static_cast<IR::FlowTest>(flow_test);
}
[[nodiscard]] std::pair<IR::Pred, bool> GetPred() const noexcept {
return {static_cast<IR::Pred>(pred), pred_negated != 0};
}
private:
u16 flow_test;
u8 pred;
u8 pred_negated;
};
std::string NameOf(Condition condition);
} // namespace Shader::IR
template <>
struct fmt::formatter<Shader::IR::Condition> {
constexpr auto parse(format_parse_context& ctx) {
return ctx.begin();
}
template <typename FormatContext>
auto format(const Shader::IR::Condition& cond, FormatContext& ctx) {
return fmt::format_to(ctx.out(), "{}", Shader::IR::NameOf(cond));
}
};
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