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Commit dc11d4e6 authored by Patrick Holland's avatar Patrick Holland
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[MCA] [RegisterFile] Allow for skipping Defs with RegID of 0 (rather than... 

[MCA] [RegisterFile] Allow for skipping Defs with RegID of 0 (rather than assert(RegID) like we do before this patch).

This patch will allow developers to remove unwanted instruction Defs (most likely from within a target specific InstrPostProcess) by setting that Def's RegisterID to 0.
Differential Revision: https://reviews.llvm.org/D104433
parent 758633f9
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