[NativeAOT/ARM] Assert failure in PutThumb2BlRel24

[filipnavara]

Crashes when compiling System.Net.Quic.Functional.Tests library tests:

[/home/navara/runtime/src/libraries/System.Net.Quic/tests/FunctionalTests/System.Net.Quic.Functional.Tests.csproj::TargetFramework=net9.0-linux]
  Process terminated. Assertion failed.
     at ILCompiler.DependencyAnalysis.Relocation.PutThumb2BlRel24(UInt16* p, Int32 imm24) in /home/navara/runtime/src/coreclr/tools/Common/Compiler/DependencyAnalysis/Relocation.cs:line 177
     at ILCompiler.DependencyAnalysis.Relocation.WriteValue(RelocType relocType, Void* location, Int64 value) in /home/navara/runtime/src/coreclr/tools/Common/Compiler/DependencyAnalysis/Relocation.cs:line 499
     at ILCompiler.ObjectWriter.ObjectWriter.EmitOrResolveRelocation(Int32 sectionIndex, Int64 offset, Span`1 data, RelocType relocType, String symbolName, Int64 addend) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/ObjectWriter/ObjectWriter.cs:line 185
     at ILCompiler.ObjectWriter.ObjectWriter.EmitObject(String objectFilePath, IReadOnlyCollection`1 nodes, IObjectDumper dumper, Logger logger) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/ObjectWriter/ObjectWriter.cs:line 443
     at ILCompiler.ObjectWriter.ObjectWriter.EmitObject(String objectFilePath, IReadOnlyCollection`1 nodes, NodeFactory factory, ObjectWritingOptions options, IObjectDumper dumper, Logger logger) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/ObjectWriter/ObjectWriter.cs:line 533
     at ILCompiler.RyuJitCompilation.CompileInternal(String outputFile, ObjectDumper dumper) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.RyuJit/Compiler/RyuJitCompilation.cs:line 111
     at ILCompiler.Compilation.ILCompiler.ICompilation.Compile(String outputFile, ObjectDumper dumper) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/Compilation.cs:line 528
     at ILCompiler.Program.Run() in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler/Program.cs:line 585
     at ILCompiler.ILCompilerRootCommand.<>c__DisplayClass236_0.<.ctor>b__0(ParseResult result) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler/ILCompilerRootCommand.cs:line 292
     at System.CommandLine.Invocation.InvocationPipeline.Invoke(ParseResult parseResult)
     at System.CommandLine.ParseResult.Invoke()
     at ILCompiler.Program.Main(String[] args) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler/Program.cs:line 753
  Aborted
/home/navara/runtime/artifacts/bin/coreclr/linux.arm.Debug/build/Microsoft.NETCore.Native.targets(310,5): error MSB3073: The command ""/home/navara/runtime/artifacts/bin/coreclr/linux.arm.Debug/x64/ilc/ilc" @"/home/navara/runtime/artifacts/obj/System.Net.Http.Functional.Tests/Debug/net9.0-linux/native/System.Net.Http.Functional.Tests.ilc.rsp"" exited with code 134. 

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Issue Details

---

Crashes when compiling System.Net.Quic.Functional.Tests library tests:

[/home/navara/runtime/src/libraries/System.Net.Quic/tests/FunctionalTests/System.Net.Quic.Functional.Tests.csproj::TargetFramework=net9.0-linux]
  Process terminated. Assertion failed.
     at ILCompiler.DependencyAnalysis.Relocation.PutThumb2BlRel24(UInt16* p, Int32 imm24) in /home/navara/runtime/src/coreclr/tools/Common/Compiler/DependencyAnalysis/Relocation.cs:line 177
     at ILCompiler.DependencyAnalysis.Relocation.WriteValue(RelocType relocType, Void* location, Int64 value) in /home/navara/runtime/src/coreclr/tools/Common/Compiler/DependencyAnalysis/Relocation.cs:line 499
     at ILCompiler.ObjectWriter.ObjectWriter.EmitOrResolveRelocation(Int32 sectionIndex, Int64 offset, Span`1 data, RelocType relocType, String symbolName, Int64 addend) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/ObjectWriter/ObjectWriter.cs:line 185
     at ILCompiler.ObjectWriter.ObjectWriter.EmitObject(String objectFilePath, IReadOnlyCollection`1 nodes, IObjectDumper dumper, Logger logger) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/ObjectWriter/ObjectWriter.cs:line 443
     at ILCompiler.ObjectWriter.ObjectWriter.EmitObject(String objectFilePath, IReadOnlyCollection`1 nodes, NodeFactory factory, ObjectWritingOptions options, IObjectDumper dumper, Logger logger) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/ObjectWriter/ObjectWriter.cs:line 533
     at ILCompiler.RyuJitCompilation.CompileInternal(String outputFile, ObjectDumper dumper) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.RyuJit/Compiler/RyuJitCompilation.cs:line 111
     at ILCompiler.Compilation.ILCompiler.ICompilation.Compile(String outputFile, ObjectDumper dumper) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/Compilation.cs:line 528
     at ILCompiler.Program.Run() in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler/Program.cs:line 585
     at ILCompiler.ILCompilerRootCommand.<>c__DisplayClass236_0.<.ctor>b__0(ParseResult result) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler/ILCompilerRootCommand.cs:line 292
     at System.CommandLine.Invocation.InvocationPipeline.Invoke(ParseResult parseResult)
     at System.CommandLine.ParseResult.Invoke()
     at ILCompiler.Program.Main(String[] args) in /home/navara/runtime/src/coreclr/tools/aot/ILCompiler/Program.cs:line 753
  Aborted
/home/navara/runtime/artifacts/bin/coreclr/linux.arm.Debug/build/Microsoft.NETCore.Native.targets(310,5): error MSB3073: The command ""/home/navara/runtime/artifacts/bin/coreclr/linux.arm.Debug/x64/ilc/ilc" @"/home/navara/runtime/artifacts/obj/System.Net.Http.Functional.Tests/Debug/net9.0-linux/native/System.Net.Http.Functional.Tests.ilc.rsp"" exited with code 134. 

Author:	filipnavara
Assignees:	-
Labels:	arch-arm32, area-NativeAOT-coreclr
Milestone:	-

[filipnavara]

The relative offset to System.Threading.Interlocked__CompareExchange_3<System___Canon> is indeed outside of the 24-bit range (0x12DF9A0).

[filipnavara]

Seems like passing the relocation to the linker and letting it generate a thunk may work.