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[SystemZ] Recognize mnop-mcount in backend

Authored by jonpa on Sep 26 2019, 1:38 AM.

Description

[SystemZ] Recognize mnop-mcount in backend

With -pg -mfentry -mnop-mcount, a nop is emitted instead of the call to
fentry.

Review: Ulrich Weigand
https://reviews.llvm.org/D67765

llvm-svn: 372950

Details

Committed
jonpaSep 26 2019, 1:38 AM
Parents
rGb6c80623d137: [Testing] Workaround libcxx bug when OS is "none"
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