1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/lib/IR/Function.cpp b/llvm/lib/IR/Function.cpp
index f9f33fef452..e1b4d4af457 100644
--- a/llvm/lib/IR/Function.cpp
+++ b/llvm/lib/IR/Function.cpp
@@ -1274,3 +1274,20 @@ Optional<uint64_t> Function::getEntryCount() const {
       }
   return None;
 }
+
+void Function::setSectionPrefix(StringRef Prefix) {
+  MDBuilder MDB(getContext());
+  setMetadata(LLVMContext::MD_section_prefix,
+              MDB.createFunctionSectionPrefix(Prefix));
+}
+
+Optional<StringRef> Function::getSectionPrefix() const {
+  if (MDNode *MD = getMetadata(LLVMContext::MD_section_prefix)) {
+    assert(dyn_cast<MDString>(MD->getOperand(0))
+               ->getString()
+               .equals("function_section_prefix") &&
+           "Metadata not match");
+    return dyn_cast<MDString>(MD->getOperand(1))->getString();
+  }
+  return None;
+}