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[AMDGPU] Fix getInstrLatency() always returning 1
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Authored by rampitec on Jan 13 2020, 2:48 PM.

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Summary

We do not have InstrItinerary so generic getInstLatency() was always
defaulting to return 1 cycle. We need to use TargetSchedModel instead
to compute an instruction's latency.

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Event Timeline

rampitec created this revision.Jan 13 2020, 2:48 PM
Herald added a project: Restricted Project. · View Herald TranscriptJan 13 2020, 2:48 PM
arsenm accepted this revision.Jan 13 2020, 7:25 PM
This revision is now accepted and ready to land.Jan 13 2020, 7:25 PM
This revision was automatically updated to reflect the committed changes.