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[LV] Ignore more debug info.

Description

[LV] Ignore more debug info.

We can avoid doing some unnecessary work by skipping debug instructions
in a few loops. It also helps to ensure debug instructions do not
prevent vectorization, although I do not have any concrete test cases
for that.

Reviewers: rengolin, hsaito, dcaballe, aprantl, vsk

Reviewed By: rengolin, dcaballe

Differential Revision: https://reviews.llvm.org/D53091

Details

Committed
fhahnOct 11 2018, 2:27 AM
Reviewer
rengolin
Differential Revision
D53091: [LV] Ignore more debug info.
Parents
rL344231: [compiler-rt][ubsan] Split Implicit Integer Truncation Sanitizer into unsigned…
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