OS << "\n# End machine code for " << Fn->getName () << "().\n\n";
}
-/// CFGOnly flag - This is used to control whether or not the CFG graph printer
-/// prints out the contents of basic blocks or not. This is acceptable because
-/// this code is only really used for debugging purposes.
-///
-static bool CFGOnly = false;
-
namespace llvm {
template<>
struct DOTGraphTraits<const MachineFunction*> : public DefaultDOTGraphTraits {
}
static std::string getNodeLabel(const MachineBasicBlock *Node,
- const MachineFunction *Graph) {
- if (CFGOnly && Node->getBasicBlock() &&
+ const MachineFunction *Graph,
+ bool ShortNames) {
+ if (ShortNames && Node->getBasicBlock() &&
!Node->getBasicBlock()->getName().empty())
return Node->getBasicBlock()->getName() + ":";
std::ostringstream Out;
- if (CFGOnly) {
+ if (ShortNames) {
Out << Node->getNumber() << ':';
return Out.str();
}
void MachineFunction::viewCFGOnly() const
{
- CFGOnly = true;
- viewCFG();
- CFGOnly = false;
+#ifndef NDEBUG
+ ViewGraph(this, "mf" + getFunction()->getName(), true);
+#else
+ cerr << "SelectionDAG::viewGraph is only available in debug builds on "
+ << "systems with Graphviz or gv!\n";
+#endif // NDEBUG
}
// The next two methods are used to construct and to retrieve