Vendor import of llvm trunk r302418:vendor/llvm/llvm-trunk-r302418

https://llvm.org/svn/llvm-project/llvm/trunk@302418

2 files changed, 16 insertions, 0 deletions

diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldChecker.cpp b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldChecker.cpp
index 7bfa79445584..e45fdc7aee18 100644
--- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldChecker.cpp
+++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldChecker.cpp
@@ -861,6 +861,15 @@ RuntimeDyldCheckerImpl::getSubsectionStartingAt(StringRef Name) const {
                        SymInfo.getOffset());
 }
 
+Optional<uint64_t>
+RuntimeDyldCheckerImpl::getSectionLoadAddress(void *LocalAddress) const {
+  for (auto &S : getRTDyld().Sections) {
+    if (S.getAddress() == LocalAddress)
+      return S.getLoadAddress();
+  }
+  return Optional<uint64_t>();
+}
+
 void RuntimeDyldCheckerImpl::registerSection(
     StringRef FilePath, unsigned SectionID) {
   StringRef FileName = sys::path::filename(FilePath);
@@ -935,3 +944,8 @@ RuntimeDyldChecker::getSectionAddr(StringRef FileName, StringRef SectionName,
                                    bool LocalAddress) {
   return Impl->getSectionAddr(FileName, SectionName, LocalAddress);
 }
+
+Optional<uint64_t>
+RuntimeDyldChecker::getSectionLoadAddress(void *LocalAddress) const {
+  return Impl->getSectionLoadAddress(LocalAddress);
+}
diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldCheckerImpl.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldCheckerImpl.h
index b7263be09934..b462ef2c00ce 100644
--- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldCheckerImpl.h
+++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldCheckerImpl.h
@@ -60,6 +60,8 @@ private:
                                                   bool IsInsideLoad) const;
   StringRef getSubsectionStartingAt(StringRef Name) const;
 
+  Optional<uint64_t> getSectionLoadAddress(void *LocalAddr) const;
+
   void registerSection(StringRef FilePath, unsigned SectionID);
   void registerStubMap(StringRef FilePath, unsigned SectionID,
                        const RuntimeDyldImpl::StubMap &RTDyldStubs);