Adding separate cfa alignment check for Darwin and non-Darwin targets in 32-bit ABI.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@188952 91177308-0d34-0410-b5e6-96231b3b80d8
Introducing a temporary work-around for a register mapping problem with 32-bit Linux targets.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@188954 91177308-0d34-0410-b5e6-96231b3b80d8
Fixing build errors from r188952

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@188955 91177308-0d34-0410-b5e6-96231b3b80d8