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[ARM][LowOverheadLoops] Dont ignore VCTP

Authored by samparker on Jan 27 2020, 2:58 AM.

Description

[ARM][LowOverheadLoops] Dont ignore VCTP

When expanding the LoopStart, we try to remove the iteration count
calculation. However, if part of the calculation was also used to
calculate the number of elements we could end up deleting
instructions that were required to feed DLSTP/WLSTP.

Differential Revision: https://reviews.llvm.org/D73275

Details

Committed
samparkerJan 27 2020, 2:59 AM
Differential Revision
D73275: [ARM][LowOverheadLoops] Don't ignore VCTP
Parents
rGb46baa82fc3e: Don't separate imp/expl def handling for call site params
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