diff options
Diffstat (limited to 'src/ARMeilleure/Translation/Cache')
5 files changed, 85 insertions, 78 deletions
diff --git a/src/ARMeilleure/Translation/Cache/CacheEntry.cs b/src/ARMeilleure/Translation/Cache/CacheEntry.cs index dc5503b1..25b06f78 100644 --- a/src/ARMeilleure/Translation/Cache/CacheEntry.cs +++ b/src/ARMeilleure/Translation/Cache/CacheEntry.cs @@ -7,14 +7,14 @@ namespace ARMeilleure.Translation.Cache readonly struct CacheEntry : IComparable<CacheEntry> { public int Offset { get; } - public int Size { get; } + public int Size { get; } public UnwindInfo UnwindInfo { get; } public CacheEntry(int offset, int size, UnwindInfo unwindInfo) { - Offset = offset; - Size = size; + Offset = offset; + Size = size; UnwindInfo = unwindInfo; } @@ -23,4 +23,4 @@ namespace ARMeilleure.Translation.Cache return Offset.CompareTo(other.Offset); } } -}
\ No newline at end of file +} diff --git a/src/ARMeilleure/Translation/Cache/CacheMemoryAllocator.cs b/src/ARMeilleure/Translation/Cache/CacheMemoryAllocator.cs index 4c22de40..dd67e420 100644 --- a/src/ARMeilleure/Translation/Cache/CacheMemoryAllocator.cs +++ b/src/ARMeilleure/Translation/Cache/CacheMemoryAllocator.cs @@ -23,7 +23,7 @@ namespace ARMeilleure.Translation.Cache } } - private readonly List<MemoryBlock> _blocks = new List<MemoryBlock>(); + private readonly List<MemoryBlock> _blocks = new(); public CacheMemoryAllocator(int capacity) { diff --git a/src/ARMeilleure/Translation/Cache/JitCache.cs b/src/ARMeilleure/Translation/Cache/JitCache.cs index 03cba5ad..91a05412 100644 --- a/src/ARMeilleure/Translation/Cache/JitCache.cs +++ b/src/ARMeilleure/Translation/Cache/JitCache.cs @@ -13,8 +13,8 @@ namespace ARMeilleure.Translation.Cache { static partial class JitCache { - private static readonly int PageSize = (int)MemoryBlock.GetPageSize(); - private static readonly int PageMask = PageSize - 1; + private static readonly int _pageSize = (int)MemoryBlock.GetPageSize(); + private static readonly int _pageMask = _pageSize - 1; private const int CodeAlignment = 4; // Bytes. private const int CacheSize = 2047 * 1024 * 1024; @@ -24,7 +24,7 @@ namespace ARMeilleure.Translation.Cache private static CacheMemoryAllocator _cacheAllocator; - private static readonly List<CacheEntry> _cacheEntries = new List<CacheEntry>(); + private static readonly List<CacheEntry> _cacheEntries = new(); private static readonly object _lock = new(); private static bool _initialized; @@ -35,11 +35,17 @@ namespace ARMeilleure.Translation.Cache public static void Initialize(IJitMemoryAllocator allocator) { - if (_initialized) return; + if (_initialized) + { + return; + } lock (_lock) { - if (_initialized) return; + if (_initialized) + { + return; + } _jitRegion = new ReservedRegion(allocator, CacheSize); @@ -52,7 +58,7 @@ namespace ARMeilleure.Translation.Cache if (OperatingSystem.IsWindows()) { - JitUnwindWindows.InstallFunctionTableHandler(_jitRegion.Pointer, CacheSize, _jitRegion.Pointer + Allocate(PageSize)); + JitUnwindWindows.InstallFunctionTableHandler(_jitRegion.Pointer, CacheSize, _jitRegion.Pointer + Allocate(_pageSize)); } _initialized = true; @@ -75,7 +81,7 @@ namespace ARMeilleure.Translation.Cache { unsafe { - fixed (byte *codePtr = code) + fixed (byte* codePtr = code) { JitSupportDarwin.Copy(funcPtr, (IntPtr)codePtr, (ulong)code.Length); } @@ -124,8 +130,8 @@ namespace ARMeilleure.Translation.Cache { int endOffs = offset + size; - int regionStart = offset & ~PageMask; - int regionEnd = (endOffs + PageMask) & ~PageMask; + int regionStart = offset & ~_pageMask; + int regionEnd = (endOffs + _pageMask) & ~_pageMask; _jitRegion.Block.MapAsRwx((ulong)regionStart, (ulong)(regionEnd - regionStart)); } @@ -134,8 +140,8 @@ namespace ARMeilleure.Translation.Cache { int endOffs = offset + size; - int regionStart = offset & ~PageMask; - int regionEnd = (endOffs + PageMask) & ~PageMask; + int regionStart = offset & ~_pageMask; + int regionEnd = (endOffs + _pageMask) & ~_pageMask; _jitRegion.Block.MapAsRx((ulong)regionStart, (ulong)(regionEnd - regionStart)); } @@ -163,7 +169,7 @@ namespace ARMeilleure.Translation.Cache private static void Add(int offset, int size, UnwindInfo unwindInfo) { - CacheEntry entry = new CacheEntry(offset, size, unwindInfo); + CacheEntry entry = new(offset, size, unwindInfo); int index = _cacheEntries.BinarySearch(entry); @@ -212,4 +218,4 @@ namespace ARMeilleure.Translation.Cache return false; } } -}
\ No newline at end of file +} diff --git a/src/ARMeilleure/Translation/Cache/JitCacheInvalidation.cs b/src/ARMeilleure/Translation/Cache/JitCacheInvalidation.cs index 57f7bf12..3aa2e19f 100644 --- a/src/ARMeilleure/Translation/Cache/JitCacheInvalidation.cs +++ b/src/ARMeilleure/Translation/Cache/JitCacheInvalidation.cs @@ -6,7 +6,7 @@ namespace ARMeilleure.Translation.Cache { class JitCacheInvalidation { - private static int[] _invalidationCode = new int[] + private static readonly int[] _invalidationCode = new int[] { unchecked((int)0xd53b0022), // mrs x2, ctr_el0 unchecked((int)0xd3504c44), // ubfx x4, x2, #16, #4 @@ -40,8 +40,8 @@ namespace ARMeilleure.Translation.Cache private delegate void InvalidateCache(ulong start, ulong end); - private InvalidateCache _invalidateCache; - private ReservedRegion _invalidateCacheCodeRegion; + private readonly InvalidateCache _invalidateCache; + private readonly ReservedRegion _invalidateCacheCodeRegion; private readonly bool _needsInvalidation; @@ -76,4 +76,4 @@ namespace ARMeilleure.Translation.Cache } } } -}
\ No newline at end of file +} diff --git a/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs b/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs index 77727bf1..91fd19c2 100644 --- a/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs +++ b/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs @@ -29,15 +29,15 @@ namespace ARMeilleure.Translation.Cache private enum UnwindOp { - PushNonvol = 0, - AllocLarge = 1, - AllocSmall = 2, - SetFpreg = 3, - SaveNonvol = 4, + PushNonvol = 0, + AllocLarge = 1, + AllocSmall = 2, + SetFpreg = 3, + SaveNonvol = 4, SaveNonvolFar = 5, - SaveXmm128 = 8, + SaveXmm128 = 8, SaveXmm128Far = 9, - PushMachframe = 10 + PushMachframe = 10, } private unsafe delegate RuntimeFunction* GetRuntimeFunctionCallback(ulong controlPc, IntPtr context); @@ -111,72 +111,73 @@ namespace ARMeilleure.Translation.Cache switch (entry.PseudoOp) { case UnwindPseudoOp.SaveXmm128: - { - int stackOffset = entry.StackOffsetOrAllocSize; - - Debug.Assert(stackOffset % 16 == 0); - - if (stackOffset <= 0xFFFF0) - { - _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128, entry.PrologOffset, entry.RegIndex); - _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset / 16); - } - else { - _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128Far, entry.PrologOffset, entry.RegIndex); - _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 0); - _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 16); + int stackOffset = entry.StackOffsetOrAllocSize; + + Debug.Assert(stackOffset % 16 == 0); + + if (stackOffset <= 0xFFFF0) + { + _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128, entry.PrologOffset, entry.RegIndex); + _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset / 16); + } + else + { + _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128Far, entry.PrologOffset, entry.RegIndex); + _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 0); + _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 16); + } + + break; } - break; - } - case UnwindPseudoOp.AllocStack: - { - int allocSize = entry.StackOffsetOrAllocSize; - - Debug.Assert(allocSize % 8 == 0); - - if (allocSize <= 128) { - _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocSmall, entry.PrologOffset, (allocSize / 8) - 1); - } - else if (allocSize <= 0x7FFF8) - { - _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 0); - _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize / 8); - } - else - { - _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 1); - _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 0); - _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 16); + int allocSize = entry.StackOffsetOrAllocSize; + + Debug.Assert(allocSize % 8 == 0); + + if (allocSize <= 128) + { + _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocSmall, entry.PrologOffset, (allocSize / 8) - 1); + } + else if (allocSize <= 0x7FFF8) + { + _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 0); + _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize / 8); + } + else + { + _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 1); + _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 0); + _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 16); + } + + break; } - break; - } - case UnwindPseudoOp.PushReg: - { - _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.PushNonvol, entry.PrologOffset, entry.RegIndex); + { + _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.PushNonvol, entry.PrologOffset, entry.RegIndex); - break; - } + break; + } - default: throw new NotImplementedException($"({nameof(entry.PseudoOp)} = {entry.PseudoOp})"); + default: + throw new NotImplementedException($"({nameof(entry.PseudoOp)} = {entry.PseudoOp})"); } } Debug.Assert(codeIndex <= MaxUnwindCodesArraySize); - _unwindInfo->VersionAndFlags = 1; // Flags: The function has no handler. - _unwindInfo->SizeOfProlog = (byte)unwindInfo.PrologSize; + _unwindInfo->VersionAndFlags = 1; // Flags: The function has no handler. + _unwindInfo->SizeOfProlog = (byte)unwindInfo.PrologSize; _unwindInfo->CountOfUnwindCodes = (byte)codeIndex; - _unwindInfo->FrameRegister = 0; + _unwindInfo->FrameRegister = 0; _runtimeFunction->BeginAddress = (uint)funcEntry.Offset; - _runtimeFunction->EndAddress = (uint)(funcEntry.Offset + funcEntry.Size); - _runtimeFunction->UnwindData = (uint)_sizeOfRuntimeFunction; + _runtimeFunction->EndAddress = (uint)(funcEntry.Offset + funcEntry.Size); + _runtimeFunction->UnwindData = (uint)_sizeOfRuntimeFunction; return _runtimeFunction; } @@ -186,4 +187,4 @@ namespace ARMeilleure.Translation.Cache return (ushort)(prologOffset | ((int)op << 8) | (opInfo << 12)); } } -}
\ No newline at end of file +} |