Stop LiveVariables from using BasicBlocks as part of the mapping, instead
use MachineBasicBlocks.  To do this, we traverse the Machine CFG instead of
the LLVM CFG, which is also *MUCH* more efficient by having fewer levels of
indirections and mappings.

llvm-svn: 13301
1 file changed
tree: 930a9d38204bf6c3a8332ae6271c8bba66dae86d
  1. llvm/