Christudasan Devadasan 686607676f [AMDGPU] Skip pseudo MIs in hazard recognizer ...

Instructions like WAVE_BARRIER and SI_MASKED_UNREACHABLE
are only placeholders to prevent certain unwanted
transformations and will get discarded during assembly
emission. They should not be counted during nop insertion.

Reviewed By: rampitec

Differential Revision: https://reviews.llvm.org/D108022

2021-08-16 23:11:14 -04:00

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