These all are legacy PM-specific or have a corresponding NPM RUN line. Reviewed By: ychen Differential Revision: https://reviews.llvm.org/D86124
Part 4 of CSPGO changes: (1) add support in cmake for cspgo build. (2) fix an issue in big endian. (3) test cases. Differential Revision: https://reviews.llvm.org/D54175 llvm-svn: 355541