diff options
Diffstat (limited to 'clang/lib/CodeGen/BackendUtil.cpp')
| -rw-r--r-- | clang/lib/CodeGen/BackendUtil.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp index f09182f565d..148c0a09f9e 100644 --- a/clang/lib/CodeGen/BackendUtil.cpp +++ b/clang/lib/CodeGen/BackendUtil.cpp @@ -248,6 +248,17 @@ static void addDataFlowSanitizerPass(const PassManagerBuilder &Builder, PM.add(createDataFlowSanitizerPass(LangOpts.SanitizerBlacklistFiles)); } +static void addEfficiencySanitizerPass(const PassManagerBuilder &Builder, + legacy::PassManagerBase &PM) { + const PassManagerBuilderWrapper &BuilderWrapper = + static_cast<const PassManagerBuilderWrapper&>(Builder); + const LangOptions &LangOpts = BuilderWrapper.getLangOpts(); + EfficiencySanitizerOptions Opts; + if (LangOpts.Sanitize.has(SanitizerKind::EfficiencyCacheFrag)) + Opts.ToolType = EfficiencySanitizerOptions::ESAN_CacheFrag; + PM.add(createEfficiencySanitizerPass(Opts)); +} + static TargetLibraryInfoImpl *createTLII(llvm::Triple &TargetTriple, const CodeGenOptions &CodeGenOpts) { TargetLibraryInfoImpl *TLII = new TargetLibraryInfoImpl(TargetTriple); @@ -407,6 +418,13 @@ void EmitAssemblyHelper::CreatePasses(ModuleSummaryIndex *ModuleSummary) { addDataFlowSanitizerPass); } + if (LangOpts.Sanitize.hasOneOf(SanitizerKind::Efficiency)) { + PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast, + addEfficiencySanitizerPass); + PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0, + addEfficiencySanitizerPass); + } + // Set up the per-function pass manager. legacy::FunctionPassManager *FPM = getPerFunctionPasses(); if (CodeGenOpts.VerifyModule) |
