61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
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// Copyright 2021 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <compare>
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#include <string>
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#include <fmt/format.h>
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#include "common/common_types.h"
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#include "shader_recompiler/frontend/ir/flow_test.h"
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#include "shader_recompiler/frontend/ir/pred.h"
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namespace Shader::IR {
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class Condition {
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public:
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Condition() noexcept = default;
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explicit Condition(FlowTest flow_test_, Pred pred_, bool pred_negated_ = false) noexcept
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: flow_test{static_cast<u16>(flow_test_)}, pred{static_cast<u8>(pred_)},
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pred_negated{pred_negated_ ? u8{1} : u8{0}} {}
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explicit Condition(Pred pred_, bool pred_negated_ = false) noexcept
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: Condition(FlowTest::T, pred_, pred_negated_) {}
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explicit Condition(bool value) : Condition(Pred::PT, !value) {}
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auto operator<=>(const Condition&) const noexcept = default;
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[[nodiscard]] IR::FlowTest GetFlowTest() const noexcept {
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return static_cast<IR::FlowTest>(flow_test);
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}
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[[nodiscard]] std::pair<IR::Pred, bool> GetPred() const noexcept {
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return {static_cast<IR::Pred>(pred), pred_negated != 0};
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}
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private:
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u16 flow_test;
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u8 pred;
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u8 pred_negated;
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};
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std::string NameOf(Condition condition);
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} // namespace Shader::IR
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template <>
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struct fmt::formatter<Shader::IR::Condition> {
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constexpr auto parse(format_parse_context& ctx) {
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return ctx.begin();
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}
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template <typename FormatContext>
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auto format(const Shader::IR::Condition& cond, FormatContext& ctx) {
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return fmt::format_to(ctx.out(), "{}", Shader::IR::NameOf(cond));
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}
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};
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