}
namespace {
+ struct VISIBILITY_HIDDEN CFGViewer : public FunctionPass {
+ static char ID; // Pass identifcation, replacement for typeid
+ CFGViewer() : FunctionPass((intptr_t)&ID) {}
+
+ virtual bool runOnFunction(Function &F) {
+ F.viewCFG();
+ return false;
+ }
+
+ void print(std::ostream &OS, const Module* = 0) const {}
+
+ virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ AU.setPreservesAll();
+ }
+ };
+
+ char CFGViewer::ID = 0;
+ RegisterPass<CFGViewer> V0("view-cfg",
+ "View CFG of function");
+
+ struct VISIBILITY_HIDDEN CFGOnlyViewer : public FunctionPass {
+ static char ID; // Pass identifcation, replacement for typeid
+ CFGOnlyViewer() : FunctionPass((intptr_t)&ID) {}
+
+ virtual bool runOnFunction(Function &F) {
+ CFGOnly = true;
+ F.viewCFG();
+ CFGOnly = false;
+ return false;
+ }
+
+ void print(std::ostream &OS, const Module* = 0) const {}
+
+ virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ AU.setPreservesAll();
+ }
+ };
+
+ char CFGOnlyViewer::ID = 0;
+ RegisterPass<CFGOnlyViewer> V1("view-cfg-only",
+ "View CFG of function (with no function bodies)");
+
struct VISIBILITY_HIDDEN CFGPrinter : public FunctionPass {
static char ID; // Pass identification, replacement for typeid
CFGPrinter() : FunctionPass((intptr_t)&ID) {}