Add more comments explaining the basics of how the decision of when to rename and...
authorOwen Anderson <resistor@mac.com>
Thu, 10 Jan 2008 00:47:01 +0000 (00:47 +0000)
committerOwen Anderson <resistor@mac.com>
Thu, 10 Jan 2008 00:47:01 +0000 (00:47 +0000)
commitdc4d6558e41f1b1034a4f77385d2d4fea89f88db
tree06d8ee66838021cba85f76de70746cca0545981c
parent27a446afaf17a12a08c8c883416e7acc2f300acb
Add more comments explaining the basics of how the decision of when to rename and when to insert
copies is made.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45799 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/StrongPHIElimination.cpp