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JIT: Clear register assignment after defining trees used from spill temps #105840

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JIT: Clear register assignment after defining trees used from spill temps #105840

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6 changes: 6 additions & 0 deletions src/coreclr/jit/codegenlinear.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2148,6 +2148,12 @@ void CodeGen::genProduceReg(GenTree* tree)
tree->gtFlags |= GTF_SPILLED;
tree->gtFlags &= ~GTF_SPILL;

if (tree->isUsedFromSpillTemp())
{
// The register assignment is not meaningful for the use.
tree->ClearRegNum();
}

return;
}
}
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