ScheduleDAG: Added isBoundaryNode to conveniently detect a common corner case.
authorAndrew Trick <atrick@apple.com>
Fri, 25 Jan 2013 06:52:30 +0000 (06:52 +0000)
committerAndrew Trick <atrick@apple.com>
Fri, 25 Jan 2013 06:52:30 +0000 (06:52 +0000)
commita5a73ad15905c18843a8312bb3f20f5c501744de
tree96af883ec3f24e32ba541774bdab6a4c94689cd1
parent988d06b0e574d8e50b043fd74dbf91c1dc403542
ScheduleDAG: Added isBoundaryNode to conveniently detect a common corner case.

This fixes DAG subtree analysis at the boundary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173427 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/CodeGen/ScheduleDAG.h
lib/CodeGen/ScheduleDAGInstrs.cpp