This relands r369147 with fixes to unit tests. https://reviews.llvm.org/D65019 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@369173 91177308-0d34-0410-b5e6-96231b3b80d8
This reverts commit f4cf3b959333f62b7a7b2d7771f7010c9d8da388. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@369149 91177308-0d34-0410-b5e6-96231b3b80d8
Push LR register before calling __gnu_mcount_nc as it expects the value of LR register to be the top value of the stack on ARM32. Differential Revision: https://reviews.llvm.org/D65019 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@369147 91177308-0d34-0410-b5e6-96231b3b80d8