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Implement Symbol Demanglers for Linux Binaries #2383

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Merged
brianrob merged 9 commits into from
Mar 18, 2026
Merged

Implement Symbol Demanglers for Linux Binaries #2383

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b68b516
Add Itanium C++ ABI symbol demangler
brianrob Mar 17, 2026
0d3b143
Add Rust v0 symbol demangler
brianrob Mar 17, 2026
bf98aa3
Add BenchmarkDotNet benchmark project for demanglers
brianrob Mar 17, 2026
333d16d
Reduce demangler string allocations: string.Concat and offset-based p…
brianrob Mar 18, 2026
06256cc
Avoid empty-string concat for function qualifiers in Itanium parser
brianrob Mar 18, 2026
2b3a942
Pool StringBuilders in Itanium parser to reduce allocations
brianrob Mar 18, 2026
3eef99d
Use pooled StringBuilders in WrapModifier
brianrob Mar 18, 2026
b664ce4
Pool StringBuilders in Rust parser to reduce allocations
brianrob Mar 18, 2026
37797c8
Add demangler tests for benchmark symbol patterns
brianrob Mar 18, 2026
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18 changes: 14 additions & 4 deletions PerfView.sln
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Original file line number Diff line number Diff line change
Expand Up @@ -85,12 +85,12 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "EtwHeapDump", "src\EtwHeapD
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FastSerialization.Tests", "src\FastSerialization.Tests\FastSerialization.Tests.csproj", "{2EC430A3-1B65-4628-B2F2-8DBEB4C03132}"
EndProject
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{1CAEF854-2923-45FA-ACB8-6523A7E45896}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PerfView.Tutorial", "src\PerfView.Tutorial\PerfView.Tutorial.csproj", "{DE35BED9-0E03-4DAC-A003-1ACBBF816973}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TraceParserGen.Tests", "src\TraceParserGen.Tests\TraceParserGen.Tests.csproj", "{F127C664-2F56-429B-BAA6-636034F766EF}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TraceEvent.Benchmarks", "src\TraceEvent\TraceEvent.Benchmarks\TraceEvent.Benchmarks.csproj", "{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Expand Down Expand Up @@ -421,13 +421,23 @@ Global
{F127C664-2F56-429B-BAA6-636034F766EF}.Release|x64.Build.0 = Release|Any CPU
{F127C664-2F56-429B-BAA6-636034F766EF}.Release|x86.ActiveCfg = Release|Any CPU
{F127C664-2F56-429B-BAA6-636034F766EF}.Release|x86.Build.0 = Release|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Debug|Any CPU.Build.0 = Debug|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Debug|x64.ActiveCfg = Debug|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Debug|x64.Build.0 = Debug|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Debug|x86.ActiveCfg = Debug|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Debug|x86.Build.0 = Debug|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Release|Any CPU.ActiveCfg = Release|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Release|Any CPU.Build.0 = Release|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Release|x64.ActiveCfg = Release|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Release|x64.Build.0 = Release|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Release|x86.ActiveCfg = Release|Any CPU
{F2FBDEF0-4C45-44B2-8B92-9C5763BD2E69}.Release|x86.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(NestedProjects) = preSolution
{DE35BED9-0E03-4DAC-A003-1ACBBF816973} = {1CAEF854-2923-45FA-ACB8-6523A7E45896}
{F127C664-2F56-429B-BAA6-636034F766EF} = {1CAEF854-2923-45FA-ACB8-6523A7E45896}
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {9F85A2A3-E0DF-4826-9BBA-4DFFA0F17150}
Expand Down
5 changes: 5 additions & 0 deletions src/Directory.Packages.props
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Expand Up @@ -54,6 +54,11 @@
<PackageVersion Include="Xunit.StaFact" Version="0.3.2" />
<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.6.3" />
</ItemGroup>
<!-- Benchmark dependencies -->
<ItemGroup>
<PackageVersion Include="BenchmarkDotNet" Version="0.14.0" />
<PackageVersion Include="BenchmarkDotNet.Diagnostics.Windows" Version="0.14.0" />
</ItemGroup>
<!-- Sample dependencies -->
<ItemGroup>
<PackageVersion Include="System.Reactive.Linq" Version="5.0.0" />
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1 change: 1 addition & 0 deletions src/TraceEvent/Properties/AssemblyInfo.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,3 +3,4 @@
using System.Runtime.CompilerServices;

[assembly: InternalsVisibleTo("TraceEventTests, PublicKey=002400000480000094000000060200000024000052534131000400000100010007d1fa57c4aed9f0a32e84aa0faefd0de9e8fd6aec8f87fb03766c834c99921eb23be79ad9d5dcc1dd9ad236132102900b723cf980957fc4e177108fc607774f29e8320e92ea05ece4e821c0a5efe8f1645c4c0c93c1ab99285d622caa652c1dfad63d745d6f2de5f17e5eaf0fc4963d261c8a12436518206dc093344d5ad293")]
[assembly: InternalsVisibleTo("TraceEvent.Benchmarks, PublicKey=002400000480000094000000060200000024000052534131000400000100010007d1fa57c4aed9f0a32e84aa0faefd0de9e8fd6aec8f87fb03766c834c99921eb23be79ad9d5dcc1dd9ad236132102900b723cf980957fc4e177108fc607774f29e8320e92ea05ece4e821c0a5efe8f1645c4c0c93c1ab99285d622caa652c1dfad63d745d6f2de5f17e5eaf0fc4963d261c8a12436518206dc093344d5ad293")]
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