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[tsan] use FunctionBlackList
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152755 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -21,12 +21,14 @@
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#define DEBUG_TYPE "tsan"
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#include "FunctionBlackList.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/Intrinsics.h"
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#include "llvm/Function.h"
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#include "llvm/Module.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Debug.h"
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#include "llvm/Support/IRBuilder.h"
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#include "llvm/Support/MathExtras.h"
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@ -37,6 +39,9 @@
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using namespace llvm;
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static cl::opt<std::string> ClBlackListFile("tsan-blacklist",
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cl::desc("Blacklist file"), cl::Hidden);
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namespace {
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/// ThreadSanitizer: instrument the code in module to find races.
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struct ThreadSanitizer : public FunctionPass {
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@ -48,6 +53,7 @@ struct ThreadSanitizer : public FunctionPass {
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private:
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TargetData *TD;
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OwningPtr<FunctionBlackList> BL;
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// Callbacks to run-time library are computed in doInitialization.
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Value *TsanFuncEntry;
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Value *TsanFuncExit;
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@ -76,6 +82,8 @@ bool ThreadSanitizer::doInitialization(Module &M) {
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TD = getAnalysisIfAvailable<TargetData>();
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if (!TD)
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return false;
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BL.reset(new FunctionBlackList(ClBlackListFile));
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// Always insert a call to __tsan_init into the module's CTORs.
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IRBuilder<> IRB(M.getContext());
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Value *TsanInit = M.getOrInsertFunction("__tsan_init",
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@ -102,6 +110,7 @@ bool ThreadSanitizer::doInitialization(Module &M) {
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bool ThreadSanitizer::runOnFunction(Function &F) {
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if (!TD) return false;
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if (BL->isIn(F)) return false;
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SmallVector<Instruction*, 8> RetVec;
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SmallVector<Instruction*, 8> LoadsAndStores;
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bool Res = false;
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