Add new -only-print-main-ds option that causes mains ds graph to be
printed, but no others.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3178 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/Printer.cpp b/lib/Analysis/DataStructure/Printer.cpp
index 00418f8..986c28d 100644
--- a/lib/Analysis/DataStructure/Printer.cpp
+++ b/lib/Analysis/DataStructure/Printer.cpp
@@ -7,6 +7,7 @@
#include "llvm/Analysis/DataStructure.h"
#include "llvm/Module.h"
#include "llvm/Assembly/Writer.h"
+#include "Support/CommandLine.h"
#include <fstream>
#include <sstream>
using std::string;
@@ -166,6 +167,8 @@
}
}
+static cl::opt<bool> OnlyPrintMain("only-print-main-ds", cl::ReallyHidden);
+
template <typename Collection>
static void printCollection(const Collection &C, std::ostream &O,
const Module *M, const string &Prefix) {
@@ -175,7 +178,7 @@
}
for (Module::const_iterator I = M->begin(), E = M->end(); I != E; ++I)
- if (!I->isExternal())
+ if (!I->isExternal() && (I->getName() == "main" || !OnlyPrintMain))
printGraph(C.getDSGraph((Function&)*I), O, I->getName(), Prefix);
}