Cleanup in preparation for misched: Move DAG visualization logic.
Soon, ScheduleDAG will not refer to the BB.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152177 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ScheduleDAGPrinter.cpp b/lib/CodeGen/ScheduleDAGPrinter.cpp
index f2c2f77..38feee9 100644
--- a/lib/CodeGen/ScheduleDAGPrinter.cpp
+++ b/lib/CodeGen/ScheduleDAGPrinter.cpp
@@ -81,18 +81,17 @@
/// viewGraph - Pop up a ghostview window with the reachable parts of the DAG
/// rendered using 'dot'.
///
-void ScheduleDAG::viewGraph() {
-// This code is only for debugging!
+void ScheduleDAG::viewGraph(const Twine &Name, const Twine &Title) {
+ // This code is only for debugging!
#ifndef NDEBUG
- if (BB->getBasicBlock())
- ViewGraph(this, "dag." + MF.getFunction()->getName(), false,
- "Scheduling-Units Graph for " + MF.getFunction()->getName() +
- ":" + BB->getBasicBlock()->getName());
- else
- ViewGraph(this, "dag." + MF.getFunction()->getName(), false,
- "Scheduling-Units Graph for " + MF.getFunction()->getName());
+ ViewGraph(this, Name, false, Title);
#else
errs() << "ScheduleDAG::viewGraph is only available in debug builds on "
<< "systems with Graphviz or gv!\n";
#endif // NDEBUG
}
+
+/// Out-of-line implementation with no arguments is handy for gdb.
+void ScheduleDAG::viewGraph() {
+ viewGraph(getDAGName(), "Scheduling-Units Graph for " + getDAGName());
+}