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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2017-12-09 01:32:07 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2017-12-09 01:32:07 +0000 |
| commit | 12817e59de3b91b251606bd2d925a64715c2f64c (patch) | |
| tree | ef8eb7112751a5e2165c865459e64ec555d934a6 /clang/lib/CodeGen/BackendUtil.cpp | |
| parent | 9595d1689348026ae96ec338da9a8709c31aff74 (diff) | |
| download | bcm5719-llvm-12817e59de3b91b251606bd2d925a64715c2f64c.tar.gz bcm5719-llvm-12817e59de3b91b251606bd2d925a64715c2f64c.zip | |
Hardware-assisted AddressSanitizer (clang part).
Summary:
Driver, frontend and LLVM codegen for HWASan.
A clone of ASan, basically.
Reviewers: kcc, pcc, alekseyshl
Subscribers: srhines, javed.absar, cfe-commits
Differential Revision: https://reviews.llvm.org/D40936
llvm-svn: 320232
Diffstat (limited to 'clang/lib/CodeGen/BackendUtil.cpp')
| -rw-r--r-- | clang/lib/CodeGen/BackendUtil.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp index 235ab2db52d..2c033e0f7c0 100644 --- a/clang/lib/CodeGen/BackendUtil.cpp +++ b/clang/lib/CodeGen/BackendUtil.cpp @@ -237,6 +237,11 @@ static void addKernelAddressSanitizerPasses(const PassManagerBuilder &Builder, /*Recover*/true)); } +static void addHWAddressSanitizerPasses(const PassManagerBuilder &Builder, + legacy::PassManagerBase &PM) { + PM.add(createHWAddressSanitizerPass()); +} + static void addMemorySanitizerPass(const PassManagerBuilder &Builder, legacy::PassManagerBase &PM) { const PassManagerBuilderWrapper &BuilderWrapper = @@ -556,6 +561,13 @@ void EmitAssemblyHelper::CreatePasses(legacy::PassManager &MPM, addKernelAddressSanitizerPasses); } + if (LangOpts.Sanitize.has(SanitizerKind::HWAddress)) { + PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast, + addHWAddressSanitizerPasses); + PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0, + addHWAddressSanitizerPasses); + } + if (LangOpts.Sanitize.has(SanitizerKind::Memory)) { PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast, addMemorySanitizerPass); |
