Use code-size reduction metrics to estimate the amount of savings we'll get when we unroll a loop.
Next step is to recalculate the threshold values given this new heuristic.

llvm-svn: 113525
1 file changed
tree: ae57369e1f507145b6285bc33a82dad92cbd3331
  1. clang/
  2. compiler-rt/
  3. libcxx/
  4. lldb/
  5. llvm/