diff options
| -rw-r--r-- | include/llvm/LinkAllPasses.h | 1 | ||||
| -rw-r--r-- | include/llvm/Transforms/IPO.h | 7 | ||||
| -rw-r--r-- | lib/Transforms/Utils/DbgInfoRemover.cpp | 97 |
3 files changed, 0 insertions, 105 deletions
diff --git a/include/llvm/LinkAllPasses.h b/include/llvm/LinkAllPasses.h index 5fd9cc3312..0d9ba26aa1 100644 --- a/include/llvm/LinkAllPasses.h +++ b/include/llvm/LinkAllPasses.h @@ -125,7 +125,6 @@ namespace { (void) llvm::createMergeFunctionsPass(); (void) llvm::createPrintModulePass(0); (void) llvm::createPrintFunctionPass("", 0); - (void) llvm::createRemoveDbgInfoPass(); (void)new llvm::IntervalPartition(); (void)new llvm::FindUsedTypes(); diff --git a/include/llvm/Transforms/IPO.h b/include/llvm/Transforms/IPO.h index 8c92cffa56..887614074c 100644 --- a/include/llvm/Transforms/IPO.h +++ b/include/llvm/Transforms/IPO.h @@ -200,13 +200,6 @@ Pass *createAddReadAttrsPass(); /// ModulePass *createMergeFunctionsPass(); -//===----------------------------------------------------------------------===// -// -// RemoveDbgInfoPass - This pass removes debug info. intrinsics. -// -ModulePass *createRemoveDbgInfoPass(); - - } // End llvm namespace #endif diff --git a/lib/Transforms/Utils/DbgInfoRemover.cpp b/lib/Transforms/Utils/DbgInfoRemover.cpp index 484354d731..e69de29bb2 100644 --- a/lib/Transforms/Utils/DbgInfoRemover.cpp +++ b/lib/Transforms/Utils/DbgInfoRemover.cpp @@ -1,97 +0,0 @@ -//===- DbgInforemover.cpp - Remove Debug Info Intrinsics ------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This is utility pass removes all debug information intrinsics from a -// function. -// -//===----------------------------------------------------------------------===// - -#include "llvm/Transforms/IPO.h" -#include "llvm/Module.h" -#include "llvm/IntrinsicInst.h" -#include "llvm/Pass.h" -#include "llvm/ADT/SmallPtrSet.h" -using namespace llvm; - -namespace { - // Remove dbg intrinsics and related globals from this module. - struct RemoveDbgInfoPass : public ModulePass { - static char ID; // Pass identification, replacement for typeid - RemoveDbgInfoPass() : ModulePass(&ID) {} - - void getAnalysisUsage(AnalysisUsage &Info) const { - Info.setPreservesCFG(); - } - - bool runOnModule(Module &M) { - bool Changed = false; - DbgGlobals.clear(); - - for (Module::iterator I = M.begin(), E = M.end(); I != E; ) { - Function *F = I++; - Changed |= cleanupFunction(*F); - if (F->hasName() && !strncmp(F->getNameStart(), "llvm.dbg", 8)) - M.getFunctionList().erase(F); - } - - for (Module::global_iterator GVI = M.global_begin(), E = M.global_end(); - GVI != E; ) { - GlobalVariable *GV = GVI++; - if (GV->hasName() && !strncmp(GV->getNameStart(), "llvm.dbg", 8)) { - if (GV->hasInitializer()) - CollectDbgGlobals(GV->getInitializer()); - GV->replaceAllUsesWith(UndefValue::get(GV->getType())); - GV->removeDeadConstantUsers(); - M.getGlobalList().erase(GV); - } - } - - for (SmallPtrSet<GlobalVariable *,8>::iterator CI = DbgGlobals.begin(), - CE = DbgGlobals.end(); CI != CE; ) { - GlobalVariable *GV = *CI++; - GV->removeDeadConstantUsers(); - if (GV->use_empty()) - M.getGlobalList().erase(GV); - } - return Changed; - } - - void CollectDbgGlobals(Constant *C) { - if (GlobalVariable *GV = dyn_cast<GlobalVariable>(C)) - DbgGlobals.insert(GV); - for (User::op_iterator I = C->op_begin(), E = C->op_end(); I != E; ++I) - CollectDbgGlobals(cast<Constant>(*I)); - } - - bool cleanupFunction(Function &F) { - SmallVector<Instruction *, 8> WorkList; - for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB) - for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) - if (isa<DbgInfoIntrinsic>(I)) - WorkList.push_back(I); - - for (SmallVector<Instruction *, 8>::iterator WI = WorkList.begin(), - WE = WorkList.end(); WI != WE; ++WI) - (*WI)->eraseFromParent(); - - return !WorkList.empty(); - } - - private: - SmallPtrSet<GlobalVariable *, 8> DbgGlobals; - }; - - char RemoveDbgInfoPass::ID = 0; - static RegisterPass<RemoveDbgInfoPass> X("remove-dbginfo", - "Remove Debugging Information"); -} - -ModulePass *llvm::createRemoveDbgInfoPass() { - return new RemoveDbgInfoPass(); -} |