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[MachineOutliner] Teach outliner to set live-ins

Authored by efriedma on Apr 21 2020, 5:40 PM.

Description

[MachineOutliner] Teach outliner to set live-ins

Preserving liveness can be useful even late in the pipeline, if we're
doing substantial optimization work afterwards. (See, for example,
D76065.) Teach MachineOutliner how to correctly set live-ins on the
basic block in outlined functions.

Differential Revision: https://reviews.llvm.org/D78605

Details

Committed
efriedmaApr 22 2020, 2:19 PM
Differential Revision
D78605: [MachineOutliner] Teach outliner to set live-ins
Parents
rG3ceea67c091d: [JITLink] Fix edge removal iterator invalidation.
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