Precompute InstAlias operand mapping to result instruction operand indices.

There should be no functional change from this, but I think it's simpler this
way.

llvm-svn: 123931
3 files changed
tree: 62715483415b9cbde0a4d7d0321b8549184d9bf1
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. lldb/
  6. llvm/