131 lines
4.5 KiB
C#
131 lines
4.5 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="HLSFAllocator.Debug"
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// Project: StgSharp
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// AuthorGroup: Nitload
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// Copyright (c) Nitload. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// -----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.HighPerformance.Memory
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{
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public sealed class HLSFPositionChainBreakException : Exception
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{
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public HLSFPositionChainBreakException()
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: base("Position chain of an HLSF allocator is broken") { }
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}
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public unsafe partial class HybridLayerSegregatedFitAllocator
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{
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private object _lock = new object();
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public void DisplayEntryLayout(
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bool singleStep
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)
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{
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lock (_lock)
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{
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Entry* cur = _spareMemory;
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while (cur != null)
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{
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Console.WriteLine(EntryToString(cur));
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cur = cur->PreviousNear;
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if (singleStep) {
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Console.ReadKey();
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}
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}
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}
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}
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public void DumpPositionChain(
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bool singleStep = false,
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int maxCount = 4096
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)
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{
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lock (_lock)
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{
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try
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{
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Entry* cur = _spareMemory;
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int cnt = 0;
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if (cur != null) {
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cur = cur->NextNear;
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}
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Console.WriteLine(EntryToString(_spareMemory));
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while ((cur != null) && (cur != _spareMemory) && (cnt < maxCount))
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{
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Console.WriteLine(EntryToString(cur));
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cnt++;
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if (singleStep) {
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Console.ReadKey();
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}
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cur = cur->NextNear;
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}
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if (cur == _spareMemory)
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{
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Console.WriteLine("(reached sentinel)");
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} else if (cnt >= maxCount) {
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Console.WriteLine("(stopped at maxCount)");
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"[DumpPositionChain-forward] Exception: {ex.Message}");
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}
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}
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}
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public IEnumerable<string> ShowEntryLayout()
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{
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lock (_lock)
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{
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Stack<string> layout = [];
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Entry* cur = _spareMemory;
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while (cur != null)
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{
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layout.Push(EntryToString(cur));
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cur = cur->PreviousNear;
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}
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return layout;
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}
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}
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private static string EntryToString(
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Entry* e
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)
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{
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BucketNode* b = (BucketNode*)e->Position;
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return $"{(ulong)e->PreviousNear}<-prev- Position:{(ulong)e} Bucket:{{{(ulong)e->Position},{e->Level},{e->Size}}} -next->{(ulong)e->NextNear}";
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}
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}
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}
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