Add header guards to files that were missing guards. Remove #endif comments as they don't seem common in LLVM (we can easily add them back if we decide they're useful) Changes made by clang-tidy with minor tweaks. llvm-svn: 215558
With this change, all supported tests in test/ExecutionEngine pass in sparcv9. llvm-svn: 199977
No new testcases. However, this patch makes all supported JIT testcases in test/ExecutionEngine pass on Sparc. llvm-svn: 192176