#include "llvm/Pass.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/Function.h"
-#include "llvm/Support/Compiler.h"
-
+#include "llvm/MC/MCSymbol.h"
+#include "llvm/Support/Debug.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace {
- class VISIBILITY_HIDDEN Printer : public FunctionPass {
+ class Printer : public FunctionPass {
static char ID;
- std::ostream &OS;
+ raw_ostream &OS;
public:
- explicit Printer(std::ostream &OS = *cerr);
+ explicit Printer(raw_ostream &OS) : FunctionPass(ID), OS(OS) {}
+
const char *getPassName() const;
void getAnalysisUsage(AnalysisUsage &AU) const;
bool runOnFunction(Function &F);
};
- class VISIBILITY_HIDDEN Deleter : public FunctionPass {
+ class Deleter : public FunctionPass {
static char ID;
public:
}
-static RegisterPass<GCModuleInfo>
-X("collector-metadata", "Create Garbage Collector Module Metadata");
+INITIALIZE_PASS(GCModuleInfo, "collector-metadata",
+ "Create Garbage Collector Module Metadata", false, false)
// -----------------------------------------------------------------------------
char GCModuleInfo::ID = 0;
GCModuleInfo::GCModuleInfo()
- : ImmutablePass((intptr_t)&ID) {}
+ : ImmutablePass(ID) {
+ initializeGCModuleInfoPass(*PassRegistry::getPassRegistry());
+}
GCModuleInfo::~GCModuleInfo() {
clear();
GCStrategy *GCModuleInfo::getOrCreateStrategy(const Module *M,
const std::string &Name) {
- const char *Start = Name.c_str();
-
- strategy_map_type::iterator NMI =
- StrategyMap.find(Start, Start + Name.size());
+ strategy_map_type::iterator NMI = StrategyMap.find(Name);
if (NMI != StrategyMap.end())
return NMI->getValue();
for (GCRegistry::iterator I = GCRegistry::begin(),
E = GCRegistry::end(); I != E; ++I) {
- if (strcmp(Start, I->getName()) == 0) {
+ if (Name == I->getName()) {
GCStrategy *S = I->instantiate();
S->M = M;
S->Name = Name;
- StrategyMap.GetOrCreateValue(Start, Start + Name.size()).setValue(S);
+ StrategyMap.GetOrCreateValue(Name).setValue(S);
StrategyList.push_back(S);
return S;
}
}
-
- cerr << "unsupported GC: " << Name << "\n";
- abort();
+
+ dbgs() << "unsupported GC: " << Name << "\n";
+ llvm_unreachable(0);
}
GCFunctionInfo &GCModuleInfo::getFunctionInfo(const Function &F) {
char Printer::ID = 0;
-FunctionPass *llvm::createGCInfoPrinter(std::ostream &OS) {
+FunctionPass *llvm::createGCInfoPrinter(raw_ostream &OS) {
return new Printer(OS);
}
-Printer::Printer(std::ostream &OS)
- : FunctionPass(intptr_t(&ID)), OS(OS) {}
const char *Printer::getPassName() const {
return "Print Garbage Collector Information";
static const char *DescKind(GC::PointKind Kind) {
switch (Kind) {
- default: assert(0 && "Unknown GC point kind");
+ default: llvm_unreachable("Unknown GC point kind");
case GC::Loop: return "loop";
case GC::Return: return "return";
case GC::PreCall: return "pre-call";
}
bool Printer::runOnFunction(Function &F) {
- if (!F.hasGC()) {
- GCFunctionInfo *FD = &getAnalysis<GCModuleInfo>().getFunctionInfo(F);
+ if (F.hasGC()) return false;
+
+ GCFunctionInfo *FD = &getAnalysis<GCModuleInfo>().getFunctionInfo(F);
+
+ OS << "GC roots for " << FD->getFunction().getName() << ":\n";
+ for (GCFunctionInfo::roots_iterator RI = FD->roots_begin(),
+ RE = FD->roots_end(); RI != RE; ++RI)
+ OS << "\t" << RI->Num << "\t" << RI->StackOffset << "[sp]\n";
+
+ OS << "GC safe points for " << FD->getFunction().getName() << ":\n";
+ for (GCFunctionInfo::iterator PI = FD->begin(),
+ PE = FD->end(); PI != PE; ++PI) {
- OS << "GC roots for " << FD->getFunction().getNameStart() << ":\n";
- for (GCFunctionInfo::roots_iterator RI = FD->roots_begin(),
- RE = FD->roots_end(); RI != RE; ++RI)
- OS << "\t" << RI->Num << "\t" << RI->StackOffset << "[sp]\n";
+ OS << "\t" << PI->Label->getName() << ": "
+ << DescKind(PI->Kind) << ", live = {";
- OS << "GC safe points for " << FD->getFunction().getNameStart() << ":\n";
- for (GCFunctionInfo::iterator PI = FD->begin(),
- PE = FD->end(); PI != PE; ++PI) {
-
- OS << "\tlabel " << PI->Num << ": " << DescKind(PI->Kind) << ", live = {";
-
- for (GCFunctionInfo::live_iterator RI = FD->live_begin(PI),
- RE = FD->live_end(PI);;) {
- OS << " " << RI->Num;
- if (++RI == RE)
- break;
- OS << ",";
- }
-
- OS << " }\n";
+ for (GCFunctionInfo::live_iterator RI = FD->live_begin(PI),
+ RE = FD->live_end(PI);;) {
+ OS << " " << RI->Num;
+ if (++RI == RE)
+ break;
+ OS << ",";
}
+
+ OS << " }\n";
}
return false;
return new Deleter();
}
-Deleter::Deleter() : FunctionPass(intptr_t(&ID)) {}
+Deleter::Deleter() : FunctionPass(ID) {}
const char *Deleter::getPassName() const {
return "Delete Garbage Collector Information";
}
bool Deleter::doFinalization(Module &M) {
- GCModuleInfo *GMI = getAnalysisToUpdate<GCModuleInfo>();
+ GCModuleInfo *GMI = getAnalysisIfAvailable<GCModuleInfo>();
assert(GMI && "Deleter didn't require GCModuleInfo?!");
GMI->clear();
return false;