Carl Ritson 3bff611068 [PHIElimination] Handle subranges in LiveInterval updates ...

Add handling for subrange updates in LiveInterval preservation.
This requires extending MachineBasicBlock::SplitCriticalEdge
to also update subrange intervals.

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D158144

2023-09-11 17:15:09 +09:00

66 KiB

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