Change ScheduleDAG's DAG member from a reference to a pointer, to prepare
authorDan Gohman <gohman@apple.com>
Thu, 13 Nov 2008 21:21:28 +0000 (21:21 +0000)
committerDan Gohman <gohman@apple.com>
Thu, 13 Nov 2008 21:21:28 +0000 (21:21 +0000)
commita23b3b803e3c65e84d6cadaa221de8b256cbe28d
tree12617e8167fb13e7cf02f62a7b69d2369eb632c7
parenteee085287884c94ee8576c997ef033b8088ae519
Change ScheduleDAG's DAG member from a reference to a pointer, to prepare
for the possibility of scheduling without a SelectionDAG being present.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59263 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/CodeGen/ScheduleDAG.h
lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
lib/CodeGen/SelectionDAG/ScheduleDAGEmit.cpp
lib/CodeGen/SelectionDAG/ScheduleDAGFast.cpp
lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp