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Add loongarch64 managed unwinder for cDAC #121039

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Add loongarch64 managed unwinder for cDAC #121039

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595d3f2
Add loongarch64 managed unwinder for cDAC
am11 Oct 20, 2025
0435a8d
Merge branch 'main' into feature/cdac/loongarch64-unwinder
am11 Oct 24, 2025
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2 changes: 0 additions & 2 deletions eng/Subsets.props
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Original file line number Diff line number Diff line change
Expand Up @@ -669,8 +669,6 @@
<_BuildMonoRuntimePack Condition="'$(RuntimeFlavor)' == 'Mono' and '$(MonoSupported)' == 'true'">true</_BuildMonoRuntimePack>
<_BuildHostPack Condition="'$(RuntimeFlavor)' == '$(PrimaryRuntimeFlavor)' and '$(TargetsMobile)' != 'true'">true</_BuildHostPack>
<_BuildCdacPack Condition="'$(_CDacToolsBuilt)' == 'true' and '$(RuntimeFlavor)' == 'CoreCLR' and '$(TargetsMobile)' != 'true' and ('$(TargetOS)' == 'windows' or '$(TargetOS)' == 'osx' or '$(TargetOS)' == 'linux')">true</_BuildCdacPack>
<!-- Some configurations need to work out packaging errors before they can be enabled -->
<_BuildCdacPack Condition="'$(TargetArchitecture)' == 'loongarch64'">false</_BuildCdacPack>
<_BuildBundle Condition="'$(RuntimeFlavor)' == '$(PrimaryRuntimeFlavor)' and '$(TargetsMobile)' != 'true'">true</_BuildBundle>
</PropertyGroup>

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30 changes: 30 additions & 0 deletions src/coreclr/vm/datadescriptor/datadescriptor.inc
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Expand Up @@ -865,6 +865,22 @@ CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, Tp, offsetof(HijackArgs, Tp))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, A0, offsetof(HijackArgs, A0))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, A1, offsetof(HijackArgs, A1))

#elif defined(TARGET_LOONGARCH64)

CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, Fp, offsetof(HijackArgs, Fp))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, Ra, offsetof(HijackArgs, Ra))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S0, offsetof(HijackArgs, S0))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S1, offsetof(HijackArgs, S1))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S2, offsetof(HijackArgs, S2))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S3, offsetof(HijackArgs, S3))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S4, offsetof(HijackArgs, S4))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S5, offsetof(HijackArgs, S5))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S6, offsetof(HijackArgs, S6))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S7, offsetof(HijackArgs, S7))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, S8, offsetof(HijackArgs, S8))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, A0, offsetof(HijackArgs, A0))
CDAC_TYPE_FIELD(HijackArgs, /*pointer*/, A1, offsetof(HijackArgs, A1))

#endif // Platform switch
CDAC_TYPE_END(HijackArgs)
#endif // FEATURE_HIJACK
Expand Down Expand Up @@ -952,6 +968,20 @@ CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S11, offsetof(CalleeSavedRegist
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, Tp, offsetof(CalleeSavedRegisters, tp))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, Gp, offsetof(CalleeSavedRegisters, gp))

#elif defined(TARGET_LOONGARCH64)

CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, Fp, offsetof(CalleeSavedRegisters, fp))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, Ra, offsetof(CalleeSavedRegisters, ra))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S0, offsetof(CalleeSavedRegisters, s0))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S1, offsetof(CalleeSavedRegisters, s1))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S2, offsetof(CalleeSavedRegisters, s2))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S3, offsetof(CalleeSavedRegisters, s3))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S4, offsetof(CalleeSavedRegisters, s4))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S5, offsetof(CalleeSavedRegisters, s5))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S6, offsetof(CalleeSavedRegisters, s6))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S7, offsetof(CalleeSavedRegisters, s7))
CDAC_TYPE_FIELD(CalleeSavedRegisters, /*nuint*/, S8, offsetof(CalleeSavedRegisters, s8))

#endif // Platform switch
CDAC_TYPE_END(CalleeSavedRegisters)

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