70 lines
2.4 KiB
C#
70 lines
2.4 KiB
C#
using AyCode.Core.Serializers.Binaries;
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using AyCode.Core.Tests.TestModels;
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using BenchmarkDotNet.Attributes;
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using BenchmarkDotNet.Diagnosers;
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using BenchmarkDotNet.Jobs;
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namespace AyCode.Core.Benchmarks;
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/// <summary>
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/// JIT disassembly benchmark for AcBinarySerializer hot path analysis.
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/// Shows actual x64 assembly generated by the JIT to verify inlining decisions.
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///
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/// Usage: dotnet run -c Release -- --filter *JitDisassemblyBenchmark*
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/// Or from Program.cs: --jitasm
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///
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/// Output: BenchmarkDotNet artifacts folder contains .asm files with full disassembly.
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/// Look for:
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/// - WritePropertyOrSkip / WritePropertyMarkerless: are they inlined or called?
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/// - WriteInt32 / WriteFloat64Unsafe / etc.: inlined into the caller or separate calls?
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/// - context parameter passing: register usage (RCX/RDX/R8/R9)
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/// </summary>
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[SimpleJob(RuntimeMoniker.Net90)]
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[DisassemblyDiagnoser(maxDepth: 4, printSource: true, exportGithubMarkdown: true)]
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[MemoryDiagnoser(displayGenColumns: false)]
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public class JitDisassemblyBenchmark
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{
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private TestOrder _order = null!;
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private AcBinarySerializerOptions _fastModeOptions = null!;
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private byte[] _serialized = null!;
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[GlobalSetup]
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public void Setup()
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{
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TestDataFactory.ResetIdCounter();
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var sharedTag = TestDataFactory.CreateTag("SharedTag");
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var sharedUser = TestDataFactory.CreateUser("shareduser");
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// Medium data: enough properties to show loop behavior, not too large for disassembly
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_order = TestDataFactory.CreateOrder(
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itemCount: 3,
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palletsPerItem: 3,
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measurementsPerPallet: 3,
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pointsPerMeasurement: 4,
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sharedTag: sharedTag,
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sharedUser: sharedUser);
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_fastModeOptions = AcBinarySerializerOptions.FastMode;
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_serialized = AcBinarySerializer.Serialize(_order, _fastModeOptions);
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}
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/// <summary>
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/// FastMode serialize — the primary hot path.
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/// Disassembly will show WriteObject → WritePropertyMarkerless/WritePropertyOrSkip call chain.
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/// </summary>
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[Benchmark(Baseline = true)]
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public byte[] Serialize_FastMode()
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{
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return AcBinarySerializer.Serialize(_order, _fastModeOptions);
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}
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/// <summary>
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/// FastMode deserialize — for comparison.
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/// </summary>
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[Benchmark]
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public TestOrder Deserialize_FastMode()
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{
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return AcBinaryDeserializer.Deserialize<TestOrder>(_serialized, _fastModeOptions);
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}
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}
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