1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/IR/Function.cpp b/llvm/lib/IR/Function.cpp
index 20619167bae..4c7b6b74205 100644
--- a/llvm/lib/IR/Function.cpp
+++ b/llvm/lib/IR/Function.cpp
@@ -194,6 +194,14 @@ LLVMContext &Function::getContext() const {
   return getType()->getContext();
 }
 
+unsigned Function::getInstructionCount() {
+  unsigned NumInstrs = 0;
+  for (BasicBlock &BB : BasicBlocks)
+    NumInstrs += std::distance(BB.instructionsWithoutDebug().begin(),
+                               BB.instructionsWithoutDebug().end());
+  return NumInstrs;
+}
+
 void Function::removeFromParent() {
   getParent()->getFunctionList().remove(getIterator());
 }