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07b5734fb0
xbyak is intended to be installed in /usr/local/include/xbyak. Since we desire not to install xbyak before using it, we copy the headers to the appropriate directory structure and use that instead
100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
/* This file is part of the dynarmic project.
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* Copyright (c) 2016 MerryMage
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* SPDX-License-Identifier: 0BSD
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*/
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#pragma once
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#include <array>
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#include <xbyak/xbyak.h>
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#include "dynarmic/common/common_types.h"
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namespace Dynarmic::Backend::X64 {
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class BlockOfCode;
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#ifdef _MSC_VER
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# pragma warning(push)
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# pragma warning(disable : 4324) // Structure was padded due to alignment specifier
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#endif
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struct A32JitState {
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using ProgramCounterType = u32;
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A32JitState() { ResetRSB(); }
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std::array<u32, 16> Reg{}; // Current register file.
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// TODO: Mode-specific register sets unimplemented.
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u32 upper_location_descriptor = 0;
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u32 cpsr_ge = 0;
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u32 cpsr_q = 0;
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u32 cpsr_nzcv = 0;
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u32 cpsr_jaifm = 0;
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u32 Cpsr() const;
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void SetCpsr(u32 cpsr);
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alignas(16) std::array<u32, 64> ExtReg{}; // Extension registers.
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// For internal use (See: BlockOfCode::RunCode)
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u32 guest_MXCSR = 0x00001f80;
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u32 asimd_MXCSR = 0x00009fc0;
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bool halt_requested = false;
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// Exclusive state
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u32 exclusive_state = 0;
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static constexpr size_t RSBSize = 8; // MUST be a power of 2.
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static constexpr size_t RSBPtrMask = RSBSize - 1;
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u32 rsb_ptr = 0;
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std::array<u64, RSBSize> rsb_location_descriptors;
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std::array<u64, RSBSize> rsb_codeptrs;
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void ResetRSB();
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u32 fpsr_exc = 0;
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u32 fpsr_qc = 0; // Dummy value
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u32 fpsr_nzcv = 0;
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u32 Fpscr() const;
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void SetFpscr(u32 FPSCR);
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u64 GetUniqueHash() const noexcept {
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return (static_cast<u64>(upper_location_descriptor) << 32) | (static_cast<u64>(Reg[15]));
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}
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void TransferJitState(const A32JitState& src, bool reset_rsb) {
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Reg = src.Reg;
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upper_location_descriptor = src.upper_location_descriptor;
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cpsr_ge = src.cpsr_ge;
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cpsr_q = src.cpsr_q;
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cpsr_nzcv = src.cpsr_nzcv;
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cpsr_jaifm = src.cpsr_jaifm;
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ExtReg = src.ExtReg;
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guest_MXCSR = src.guest_MXCSR;
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asimd_MXCSR = src.asimd_MXCSR;
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fpsr_exc = src.fpsr_exc;
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fpsr_qc = src.fpsr_qc;
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fpsr_nzcv = src.fpsr_nzcv;
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exclusive_state = 0;
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if (reset_rsb) {
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ResetRSB();
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} else {
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rsb_ptr = src.rsb_ptr;
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rsb_location_descriptors = src.rsb_location_descriptors;
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rsb_codeptrs = src.rsb_codeptrs;
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}
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}
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};
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#ifdef _MSC_VER
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# pragma warning(pop)
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#endif
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using CodePtr = const void*;
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} // namespace Dynarmic::Backend::X64
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