vendor/llvm/llvm-trunk-r300422

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/Target/WebAssembly/WebAssemblyUtilities.h b/lib/Target/WebAssembly/WebAssemblyUtilities.h
index eb114403d14e..595491f1bf5b 100644
--- a/lib/Target/WebAssembly/WebAssemblyUtilities.h
+++ b/lib/Target/WebAssembly/WebAssemblyUtilities.h
@@ -18,7 +18,9 @@
 
 namespace llvm {
 
+class MachineBasicBlock;
 class MachineInstr;
+class MachineLoop;
 class WebAssemblyFunctionInfo;
 
 namespace WebAssembly {
@@ -27,8 +29,15 @@ bool isArgument(const MachineInstr &MI);
 bool isCopy(const MachineInstr &MI);
 bool isTee(const MachineInstr &MI);
 bool isChild(const MachineInstr &MI, const WebAssemblyFunctionInfo &MFI);
+bool isCallIndirect(const MachineInstr &MI);
 
 } // end namespace WebAssembly
+
+/// Return the "bottom" block of a loop. This differs from
+/// MachineLoop::getBottomBlock in that it works even if the loop is
+/// discontiguous.
+MachineBasicBlock *LoopBottom(const MachineLoop *Loop);
+
 } // end namespace llvm
 
 #endif