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DAG: Add DAG argument to isFPExtFoldable

Authored by arsenm on Oct 28 2019, 4:37 PM.



For AMDGPU this is dependent on the FP mode, which should eventually
not be a property of the subtarget.

Similar to D69521, this is in preparation for switching the default mode to
enable denormals for the default calling convention

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arsenm created this revision.Oct 28 2019, 4:37 PM
Herald added a project: Restricted Project. · View Herald TranscriptOct 28 2019, 4:37 PM
cameron.mcinally accepted this revision.Oct 30 2019, 7:27 AM
This revision is now accepted and ready to land.Oct 30 2019, 7:27 AM

On second thought specific node context will be useful once there's an ftz flag, but I can add that as separate step