#include <sstream>
using namespace llvm;
-static AnnotationID MF_AID(
- AnnotationManager::getID("CodeGen::MachineCodeForFunction"));
-
bool MachineFunctionPass::runOnFunction(Function &F) {
// Do not codegen any 'available_externally' functions at all, they have
// definitions outside the translation unit.
MachineFunction::MachineFunction(const Function *F,
const TargetMachine &TM)
- : Annotation(MF_AID), Fn(F), Target(TM) {
+ : Annotation(AnnotationManager::getID("CodeGen::MachineCodeForFunction")),
+ Fn(F), Target(TM) {
if (TM.getRegisterInfo())
RegInfo = new (Allocator.Allocate<MachineRegisterInfo>())
MachineRegisterInfo(*TM.getRegisterInfo());
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
MachineFunction&
MachineFunction::construct(const Function *Fn, const TargetMachine &Tar)
{
+ AnnotationID MF_AID =
+ AnnotationManager::getID("CodeGen::MachineCodeForFunction");
assert(Fn->getAnnotation(MF_AID) == 0 &&
"Object already exists for this function!");
MachineFunction* mcInfo = new MachineFunction(Fn, Tar);
}
void MachineFunction::destruct(const Function *Fn) {
+ AnnotationID MF_AID =
+ AnnotationManager::getID("CodeGen::MachineCodeForFunction");
bool Deleted = Fn->deleteAnnotation(MF_AID);
assert(Deleted && "Machine code did not exist for function!");
Deleted = Deleted; // silence warning when no assertions.
MachineFunction& MachineFunction::get(const Function *F)
{
+ AnnotationID MF_AID =
+ AnnotationManager::getID("CodeGen::MachineCodeForFunction");
MachineFunction *mc = (MachineFunction*)F->getAnnotation(MF_AID);
assert(mc && "Call construct() method first to allocate the object");
return *mc;