syntactically loopify natural loops so that the GCC loop optimizer can find them.  This should *dramatically* improve the performance of CBE compiled code on targets that depend on GCC's loop optimizations (like PPC)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13438 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed