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)
commit646eeb6675b198f27a275d520292804b84e9663e
tree8b4da81cb02b92fcf8f823ebe43f92f4434a1d03
parentffc8097c60c525dc1079bfa143467cb86693e4c3
ScheduleDAG: Added isBoundaryNode to conveniently detect a common corner case.

This fixes DAG subtree analysis at the boundary.

llvm-svn: 173427
llvm/include/llvm/CodeGen/ScheduleDAG.h
llvm/lib/CodeGen/ScheduleDAGInstrs.cpp