Teach the ARM peephole optimizer that RSB, RSC, ADC, and SBC can be used for folded comparisons, just like ADD and SUB.

llvm-svn: 129038
2 files changed
tree: 0d4507b7a76c23a9db998b1b95afb66e1a901d92
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. lldb/
  6. llvm/