mirror of
https://github.com/azahar-emu/dynarmic
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42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
/* This file is part of the dynarmic project.
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* Copyright (c) 2032 MerryMage
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* This software may be used and distributed according to the terms of the GNU
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* General Public License version 2 or any later version.
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*/
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#pragma once
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#include <vector>
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#include <boost/optional.hpp>
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#include "common/common_types.h"
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#include "frontend/decoder/decoder_detail.h"
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#include "frontend/decoder/matcher.h"
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namespace Dynarmic::A32 {
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template <typename Visitor>
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using VFP2Matcher = Decoder::Matcher<Visitor, u32>;
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template<typename V>
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boost::optional<const VFP2Matcher<V>&> DecodeVFP2(u32 instruction) {
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static const std::vector<VFP2Matcher<V>> table = {
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#define INST(fn, name, bitstring) Decoder::detail::detail<VFP2Matcher<V>>::GetMatcher(&V::fn, name, bitstring),
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#include "vfp2.inc"
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#undef INST
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};
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if ((instruction & 0xF0000000) == 0xF0000000)
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return boost::none; // Don't try matching any unconditional instructions.
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const auto matches_instruction = [instruction](const auto& matcher){ return matcher.Matches(instruction); };
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auto iter = std::find_if(table.begin(), table.end(), matches_instruction);
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return iter != table.end() ? boost::optional<const VFP2Matcher<V>&>(*iter) : boost::none;
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}
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} // namespace Dynarmic::A32
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