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NativeAOT: Ignore preferSize and always expand TLS #97187

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Merged
merged 2 commits into from
Jan 19, 2024
Merged

NativeAOT: Ignore preferSize and always expand TLS #97187

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052d949
Always expand TLS for NativeAOT
kunalspathak Jan 18, 2024
405678e
Update src/coreclr/jit/helperexpansion.cpp
jkotas Jan 19, 2024
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14 changes: 9 additions & 5 deletions src/coreclr/jit/helperexpansion.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -442,9 +442,15 @@ PhaseStatus Compiler::fgExpandThreadLocalAccess()
return result;
}

// Always expand for NativeAOT because the TLS access will not be generated by NativeAOT
// Always expand for NativeAOT because the slow TLS access helper will not be generated by NativeAOT
const bool isNativeAOT = IsTargetAbi(CORINFO_NATIVEAOT_ABI);
if (!isNativeAOT && opts.OptimizationDisabled())
if (isNativeAOT)
{
return fgExpandHelper<&Compiler::fgExpandThreadLocalAccessForCallNativeAOT>(
false /* expand rarely run blocks for NativeAOT */);
}

if (opts.OptimizationDisabled())
{
JITDUMP("Optimizations aren't allowed - bail out.\n")
return result;
Expand All @@ -459,9 +465,7 @@ PhaseStatus Compiler::fgExpandThreadLocalAccess()
return result;
}

return isNativeAOT ? fgExpandHelper<&Compiler::fgExpandThreadLocalAccessForCallNativeAOT>(
false /* expand rarely run blocks for NativeAOT */)
: fgExpandHelper<&Compiler::fgExpandThreadLocalAccessForCall>(true);
return fgExpandHelper<&Compiler::fgExpandThreadLocalAccessForCall>(true);
}

//------------------------------------------------------------------------------
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