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[Mips] Fix result type of MAdd/MSub nodes #117455

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s-barannikov
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They have one "untyped" result in MipsInstrInfo.td, and this type is used in DAG patterns.

They have one "untyped" result in MipsInstrInfo.td,
and this type is used in DAG patterns.
@wzssyqa
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wzssyqa commented Nov 25, 2024

What's the problem of current code?

@s-barannikov
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Except that the result type / count is incorrect -- none, instruction selector happily accepts it.
I'm working on SDNode verification functionality, this is one of the issues it detected.

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