//
//===----------------------------------------------------------------------===//
-#include "llvm/Function.h"
-#include "llvm/Instructions.h"
-#include "llvm/Pass.h"
#include "llvm/Analysis/CFGPrinter.h"
-#include "llvm/Assembly/Writer.h"
-#include "llvm/Support/CFG.h"
-#include "llvm/Support/Compiler.h"
-#include "llvm/Support/GraphWriter.h"
-#include "llvm/Config/config.h"
+#include "llvm/Pass.h"
using namespace llvm;
-namespace llvm {
-template<>
-struct DOTGraphTraits<const Function*> : public DefaultDOTGraphTraits {
- static std::string getGraphName(const Function *F) {
- return "CFG for '" + F->getNameStr() + "' function";
- }
-
- static std::string getNodeLabel(const BasicBlock *Node,
- const Function *Graph,
- bool ShortNames) {
- if (ShortNames && !Node->getName().empty())
- return Node->getNameStr() + ":";
-
- std::string Str;
- raw_string_ostream OS(Str);
-
- if (ShortNames) {
- WriteAsOperand(OS, Node, false);
- return OS.str();
- }
-
- if (Node->getName().empty()) {
- WriteAsOperand(OS, Node, false);
- OS << ":";
- }
-
- OS << *Node;
- std::string OutStr = OS.str();
- if (OutStr[0] == '\n') OutStr.erase(OutStr.begin());
-
- // Process string output to make it nicer...
- for (unsigned i = 0; i != OutStr.length(); ++i)
- if (OutStr[i] == '\n') { // Left justify
- OutStr[i] = '\\';
- OutStr.insert(OutStr.begin()+i+1, 'l');
- } else if (OutStr[i] == ';') { // Delete comments!
- unsigned Idx = OutStr.find('\n', i+1); // Find end of line
- OutStr.erase(OutStr.begin()+i, OutStr.begin()+Idx);
- --i;
- }
-
- return OutStr;
- }
-
- static std::string getEdgeSourceLabel(const BasicBlock *Node,
- succ_const_iterator I) {
- // Label source of conditional branches with "T" or "F"
- if (const BranchInst *BI = dyn_cast<BranchInst>(Node->getTerminator()))
- if (BI->isConditional())
- return (I == succ_begin(Node)) ? "T" : "F";
- return "";
- }
-};
-}
-
namespace {
- struct VISIBILITY_HIDDEN CFGViewer : public FunctionPass {
+ struct CFGViewer : public FunctionPass {
static char ID; // Pass identifcation, replacement for typeid
- CFGViewer() : FunctionPass(&ID) {}
+ CFGViewer() : FunctionPass(ID) {
+ initializeCFGOnlyViewerPass(*PassRegistry::getPassRegistry());
+ }
virtual bool runOnFunction(Function &F) {
F.viewCFG();
}
char CFGViewer::ID = 0;
-static RegisterPass<CFGViewer>
-V0("view-cfg", "View CFG of function", false, true);
+INITIALIZE_PASS(CFGViewer, "view-cfg", "View CFG of function", false, true)
namespace {
- struct VISIBILITY_HIDDEN CFGOnlyViewer : public FunctionPass {
+ struct CFGOnlyViewer : public FunctionPass {
static char ID; // Pass identifcation, replacement for typeid
- CFGOnlyViewer() : FunctionPass(&ID) {}
+ CFGOnlyViewer() : FunctionPass(ID) {
+ initializeCFGOnlyViewerPass(*PassRegistry::getPassRegistry());
+ }
virtual bool runOnFunction(Function &F) {
- F.viewCFG();
+ F.viewCFGOnly();
return false;
}
}
char CFGOnlyViewer::ID = 0;
-static RegisterPass<CFGOnlyViewer>
-V1("view-cfg-only",
- "View CFG of function (with no function bodies)", false, true);
+INITIALIZE_PASS(CFGOnlyViewer, "view-cfg-only",
+ "View CFG of function (with no function bodies)", false, true)
namespace {
- struct VISIBILITY_HIDDEN CFGPrinter : public FunctionPass {
+ struct CFGPrinter : public FunctionPass {
static char ID; // Pass identification, replacement for typeid
- CFGPrinter() : FunctionPass(&ID) {}
- explicit CFGPrinter(void *pid) : FunctionPass(pid) {}
+ CFGPrinter() : FunctionPass(ID) {
+ initializeCFGPrinterPass(*PassRegistry::getPassRegistry());
+ }
virtual bool runOnFunction(Function &F) {
- std::string Filename = "cfg." + F.getNameStr() + ".dot";
- cerr << "Writing '" << Filename << "'...";
- std::ofstream File(Filename.c_str());
+ std::string Filename = "cfg." + F.getName().str() + ".dot";
+ errs() << "Writing '" << Filename << "'...";
+
+ std::string ErrorInfo;
+ raw_fd_ostream File(Filename.c_str(), ErrorInfo);
- if (File.good())
+ if (ErrorInfo.empty())
WriteGraph(File, (const Function*)&F);
else
- cerr << " error opening file for writing!";
- cerr << "\n";
+ errs() << " error opening file for writing!";
+ errs() << "\n";
return false;
}
}
char CFGPrinter::ID = 0;
-static RegisterPass<CFGPrinter>
-P1("dot-cfg", "Print CFG of function to 'dot' file", false, true);
+INITIALIZE_PASS(CFGPrinter, "dot-cfg", "Print CFG of function to 'dot' file",
+ false, true)
namespace {
- struct VISIBILITY_HIDDEN CFGOnlyPrinter : public FunctionPass {
+ struct CFGOnlyPrinter : public FunctionPass {
static char ID; // Pass identification, replacement for typeid
- CFGOnlyPrinter() : FunctionPass(&ID) {}
- explicit CFGOnlyPrinter(void *pid) : FunctionPass(pid) {}
+ CFGOnlyPrinter() : FunctionPass(ID) {
+ initializeCFGOnlyPrinterPass(*PassRegistry::getPassRegistry());
+ }
+
virtual bool runOnFunction(Function &F) {
- std::string Filename = "cfg." + F.getNameStr() + ".dot";
- cerr << "Writing '" << Filename << "'...";
- std::ofstream File(Filename.c_str());
+ std::string Filename = "cfg." + F.getName().str() + ".dot";
+ errs() << "Writing '" << Filename << "'...";
- if (File.good())
+ std::string ErrorInfo;
+ raw_fd_ostream File(Filename.c_str(), ErrorInfo);
+
+ if (ErrorInfo.empty())
WriteGraph(File, (const Function*)&F, true);
else
- cerr << " error opening file for writing!";
- cerr << "\n";
+ errs() << " error opening file for writing!";
+ errs() << "\n";
return false;
}
void print(raw_ostream &OS, const Module* = 0) const {}
}
char CFGOnlyPrinter::ID = 0;
-static RegisterPass<CFGOnlyPrinter>
-P2("dot-cfg-only",
- "Print CFG of function to 'dot' file (with no function bodies)", false, true);
+INITIALIZE_PASS(CFGOnlyPrinter, "dot-cfg-only",
+ "Print CFG of function to 'dot' file (with no function bodies)",
+ false, true)
/// viewCFG - This function is meant for use from the debugger. You can just
/// say 'call F->viewCFG()' and a ghostview window should pop up from the
/// being a 'dot' and 'gv' program in your path.
///
void Function::viewCFG() const {
- ViewGraph(this, "cfg" + getNameStr());
+ ViewGraph(this, "cfg" + getName());
}
/// viewCFGOnly - This function is meant for use from the debugger. It works
/// his can make the graph smaller.
///
void Function::viewCFGOnly() const {
- ViewGraph(this, "cfg" + getNameStr(), true);
+ ViewGraph(this, "cfg" + getName(), true);
}
FunctionPass *llvm::createCFGPrinterPass () {
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