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(parent: 9a52649) | patch
When using libcall expansions for the atomic intrinsics, the explicit
authorJim Grosbach <grosbach@apple.com>
Wed, 23 Jun 2010 16:08:49 +0000 (16:08 +0000)
committerJim Grosbach <grosbach@apple.com>
Wed, 23 Jun 2010 16:08:49 +0000 (16:08 +0000)
commit5def57aaf477e3383cbd1b925233098a54273146
treee26f194b20abd16fd81425e32fd70ae65d0c31f1tree | snapshot
parent9a526495e0c06c4014d7500788cad1929fd244d3commit | diff
When using libcall expansions for the atomic intrinsics, the explicit
MEMBARRIER fences aren't necessary for ARM. Tell the combiner to fold them
away.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106631 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/ARM/ARMISelLowering.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors