//===----------------------------------------------------------------------===//
#include "llvm/Transforms/IPO.h"
-#include "llvm/Constants.h"
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/DebugInfo.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/Instructions.h"
-#include "llvm/Module.h"
+#include "llvm/IR/Constants.h"
+#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/Instructions.h"
+#include "llvm/IR/Module.h"
+#include "llvm/IR/TypeFinder.h"
+#include "llvm/IR/ValueSymbolTable.h"
#include "llvm/Pass.h"
-#include "llvm/TypeFinder.h"
-#include "llvm/ValueSymbolTable.h"
#include "llvm/Transforms/Utils/Local.h"
-#include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallPtrSet.h"
using namespace llvm;
namespace {
SmallPtrSet<const GlobalValue*, 8> &UsedValues) {
if (LLVMUsed == 0) return;
UsedValues.insert(LLVMUsed);
-
- ConstantArray *Inits = dyn_cast<ConstantArray>(LLVMUsed->getInitializer());
- if (Inits == 0) return;
-
+
+ ConstantArray *Inits = cast<ConstantArray>(LLVMUsed->getInitializer());
+
for (unsigned i = 0, e = Inits->getNumOperands(); i != e; ++i)
if (GlobalValue *GV =
dyn_cast<GlobalValue>(Inits->getOperand(i)->stripPointerCasts()))
return true;
}
-/// getRealLinkageName - If special LLVM prefix that is used to inform the asm
-/// printer to not emit usual symbol prefix before the symbol name is used then
-/// return linkage name after skipping this special LLVM prefix.
-static StringRef getRealLinkageName(StringRef LinkageName) {
- char One = '\1';
- if (LinkageName.startswith(StringRef(&One, 1)))
- return LinkageName.substr(1);
- return LinkageName;
-}
-
bool StripDeadDebugInfo::runOnModule(Module &M) {
bool Changed = false;
if (NamedMDNode *NMD = M.getNamedMetadata("llvm.dbg.gv")) {
SmallVector<MDNode *, 8> MDs;
for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i)
- if (DIGlobalVariable(NMD->getOperand(i)).Verify())
+ if (NMD->getOperand(i)) {
+ assert(DIGlobalVariable(NMD->getOperand(i)).isGlobalVariable() &&
+ "A MDNode in llvm.dbg.gv should be a DIGlobalVariable.");
MDs.push_back(NMD->getOperand(i));
+ }
else
Changed = true;
NMD->eraseFromParent();
NMD = NULL;
- for (SmallVector<MDNode *, 8>::iterator I = MDs.begin(),
+ for (SmallVectorImpl<MDNode *>::iterator I = MDs.begin(),
E = MDs.end(); I != E; ++I) {
GlobalVariable *GV = DIGlobalVariable(*I).getGlobal();
if (GV && M.getGlobalVariable(GV->getName(), true)) {
if (NamedMDNode *NMD = M.getNamedMetadata("llvm.dbg.sp")) {
SmallVector<MDNode *, 8> MDs;
for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i)
- if (DISubprogram(NMD->getOperand(i)).Verify())
+ if (NMD->getOperand(i)) {
+ assert(DISubprogram(NMD->getOperand(i)).isSubprogram() &&
+ "A MDNode in llvm.dbg.sp should be a DISubprogram.");
MDs.push_back(NMD->getOperand(i));
+ }
else
Changed = true;
NMD->eraseFromParent();
NMD = NULL;
- for (SmallVector<MDNode *, 8>::iterator I = MDs.begin(),
+ for (SmallVectorImpl<MDNode *>::iterator I = MDs.begin(),
E = MDs.end(); I != E; ++I) {
bool FnIsLive = false;
if (Function *F = DISubprogram(*I).getFunction())
StringRef FName = DISubprogram(*I).getLinkageName();
if (FName.empty())
FName = DISubprogram(*I).getName();
- if (NamedMDNode *LVNMD =
- M.getNamedMetadata(Twine("llvm.dbg.lv.",
- getRealLinkageName(FName))))
+ if (NamedMDNode *LVNMD = M.getNamedMetadata(
+ "llvm.dbg.lv." + Function::getRealLinkageName(FName)))
LVNMD->eraseFromParent();
}
}