mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-08-19 07:08:43 +02:00
* CPU: This PR fixes Fpscr, among other things.
* Add Fpscr.Qc = 1 if sat. for Vqrshrn & Vqrshrun.
* Fix Vcmp & Vcmpe opcode table.
* Revert "Fix Vcmp & Vcmpe opcode table."
This reverts commit c117d9410d
.
* Address PR feedbacks.
272 lines
6.8 KiB
C#
272 lines
6.8 KiB
C#
using ARMeilleure.Memory;
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using ARMeilleure.State;
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using ARMeilleure.Translation;
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using System;
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using System.Runtime.InteropServices;
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namespace ARMeilleure.Instructions
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{
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static class NativeInterface
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{
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private class ThreadContext
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{
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public ExecutionContext Context { get; }
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public IMemoryManager Memory { get; }
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public Translator Translator { get; }
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public ThreadContext(ExecutionContext context, IMemoryManager memory, Translator translator)
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{
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Context = context;
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Memory = memory;
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Translator = translator;
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}
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}
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[ThreadStatic]
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private static ThreadContext _context;
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public static void RegisterThread(ExecutionContext context, IMemoryManager memory, Translator translator)
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{
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_context = new ThreadContext(context, memory, translator);
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}
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public static void UnregisterThread()
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{
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_context = null;
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}
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public static void Break(ulong address, int imm)
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{
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Statistics.PauseTimer();
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GetContext().OnBreak(address, imm);
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Statistics.ResumeTimer();
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}
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public static void SupervisorCall(ulong address, int imm)
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{
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Statistics.PauseTimer();
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GetContext().OnSupervisorCall(address, imm);
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Statistics.ResumeTimer();
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}
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public static void Undefined(ulong address, int opCode)
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{
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Statistics.PauseTimer();
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GetContext().OnUndefined(address, opCode);
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Statistics.ResumeTimer();
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}
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#region "System registers"
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public static ulong GetCtrEl0()
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{
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return (ulong)GetContext().CtrEl0;
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}
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public static ulong GetDczidEl0()
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{
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return (ulong)GetContext().DczidEl0;
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}
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public static ulong GetFpcr()
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{
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return (ulong)GetContext().Fpcr;
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}
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public static ulong GetFpsr()
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{
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return (ulong)GetContext().Fpsr;
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}
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public static uint GetFpscr()
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{
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var context = GetContext();
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return (uint)(context.Fpsr & FPSR.A32Mask & ~FPSR.Nzcv) |
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(uint)(context.Fpcr & FPCR.A32Mask);
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}
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public static ulong GetTpidrEl0()
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{
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return (ulong)GetContext().TpidrEl0;
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}
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public static uint GetTpidrEl032()
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{
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return (uint)GetContext().TpidrEl0;
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}
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public static ulong GetTpidr()
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{
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return (ulong)GetContext().Tpidr;
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}
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public static uint GetTpidr32()
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{
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return (uint)GetContext().Tpidr;
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}
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public static ulong GetCntfrqEl0()
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{
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return GetContext().CntfrqEl0;
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}
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public static ulong GetCntpctEl0()
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{
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return GetContext().CntpctEl0;
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}
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public static ulong GetCntvctEl0()
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{
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return GetContext().CntvctEl0;
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}
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public static void SetFpcr(ulong value)
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{
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GetContext().Fpcr = (FPCR)value;
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}
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public static void SetFpsr(ulong value)
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{
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GetContext().Fpsr = (FPSR)value;
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}
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public static void SetFpsrQc()
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{
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GetContext().Fpsr |= FPSR.Qc;
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}
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public static void SetFpscr(uint fpscr)
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{
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var context = GetContext();
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context.Fpsr = FPSR.A32Mask & (FPSR)fpscr;
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context.Fpcr = FPCR.A32Mask & (FPCR)fpscr;
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}
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public static void SetTpidrEl0(ulong value)
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{
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GetContext().TpidrEl0 = (long)value;
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}
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public static void SetTpidrEl032(uint value)
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{
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GetContext().TpidrEl0 = (long)value;
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}
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#endregion
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#region "Read"
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public static byte ReadByte(ulong address)
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{
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return GetMemoryManager().Read<byte>(address);
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}
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public static ushort ReadUInt16(ulong address)
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{
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return GetMemoryManager().Read<ushort>(address);
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}
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public static uint ReadUInt32(ulong address)
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{
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return GetMemoryManager().Read<uint>(address);
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}
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public static ulong ReadUInt64(ulong address)
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{
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return GetMemoryManager().Read<ulong>(address);
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}
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public static V128 ReadVector128(ulong address)
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{
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return GetMemoryManager().Read<V128>(address);
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}
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#endregion
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#region "Write"
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public static void WriteByte(ulong address, byte value)
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{
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GetMemoryManager().Write(address, value);
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}
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public static void WriteUInt16(ulong address, ushort value)
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{
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GetMemoryManager().Write(address, value);
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}
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public static void WriteUInt32(ulong address, uint value)
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{
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GetMemoryManager().Write(address, value);
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}
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public static void WriteUInt64(ulong address, ulong value)
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{
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GetMemoryManager().Write(address, value);
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}
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public static void WriteVector128(ulong address, V128 value)
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{
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GetMemoryManager().Write(address, value);
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}
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#endregion
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public static void MarkRegionAsModified(ulong address, ulong size)
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{
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GetMemoryManager().MarkRegionAsModified(address, size);
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}
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public static void ThrowInvalidMemoryAccess(ulong address)
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{
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throw new InvalidAccessException(address);
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}
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public static ulong GetFunctionAddress(ulong address)
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{
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TranslatedFunction function = _context.Translator.GetOrTranslate(address, GetContext().ExecutionMode);
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return (ulong)function.FuncPtr.ToInt64();
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}
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public static ulong GetIndirectFunctionAddress(ulong address, ulong entryAddress)
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{
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TranslatedFunction function = _context.Translator.GetOrTranslate(address, GetContext().ExecutionMode);
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ulong ptr = (ulong)function.FuncPtr.ToInt64();
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if (function.HighCq)
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{
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// Rewrite the host function address in the table to point to the highCq function.
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Marshal.WriteInt64((IntPtr)entryAddress, 8, (long)ptr);
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}
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return ptr;
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}
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public static bool CheckSynchronization()
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{
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Statistics.PauseTimer();
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var context = GetContext();
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context.CheckInterrupt();
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Statistics.ResumeTimer();
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return context.Running;
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}
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public static ExecutionContext GetContext()
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{
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return _context.Context;
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}
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public static IMemoryManager GetMemoryManager()
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{
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return _context.Memory;
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}
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}
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} |