vendor/llvm/llvm-release_360-r226102

1 files changed, 16 insertions, 0 deletions

diff --git a/include/llvm/IR/BasicBlock.h b/include/llvm/IR/BasicBlock.h
index a19489aa49b1d..7c7dd2ca5643e 100644
--- a/include/llvm/IR/BasicBlock.h
+++ b/include/llvm/IR/BasicBlock.h
@@ -23,6 +23,7 @@
 
 namespace llvm {
 
+class CallInst;
 class LandingPadInst;
 class TerminatorInst;
 class LLVMContext;
@@ -125,6 +126,14 @@ public:
   TerminatorInst *getTerminator();
   const TerminatorInst *getTerminator() const;
 
+  /// \brief Returns the call instruction marked 'musttail' prior to the
+  /// terminating return instruction of this basic block, if such a call is
+  /// present.  Otherwise, returns null.
+  CallInst *getTerminatingMustTailCall();
+  const CallInst *getTerminatingMustTailCall() const {
+    return const_cast<BasicBlock *>(this)->getTerminatingMustTailCall();
+  }
+
   /// \brief Returns a pointer to the first instruction in this block that is
   /// not a PHINode instruction.
   ///
@@ -173,6 +182,13 @@ public:
   /// right after \p MovePos in the function \p MovePos lives in.
   void moveAfter(BasicBlock *MovePos);
 
+  /// \brief Insert unlinked basic block into a function.
+  ///
+  /// Inserts an unlinked basic block into \c Parent.  If \c InsertBefore is
+  /// provided, inserts before that basic block, otherwise inserts at the end.
+  ///
+  /// \pre \a getParent() is \c nullptr.
+  void insertInto(Function *Parent, BasicBlock *InsertBefore = nullptr);
 
   /// \brief Return the predecessor of this block if it has a single predecessor
   /// block. Otherwise return a null pointer.