When MachineLICM is hoisting a physical register after regalloc, make sure the
register is not killed in the loop.

This fixes 188.ammp on ARM where the post-ra scheduler would grab a register
that looked available but wasn't.

A testcase would be huge and fragile, sorry.

llvm-svn: 101930
1 file changed
tree: 53209d45e83c7fff6a2a4830ac530027a4681157
  1. clang/
  2. compiler-rt/
  3. llvm/