A64: Synchronize with r16756.

src/hydrogen-instructions.cc

Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index 464371534454320dccd669c2073e4f79642e1a03..3ab2cb21bdcfd5d25c35c359aac3d24f79b5ee64 100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -2528,9 +2528,11 @@ void HConstant::Initialize(Representation r) {
 
 bool HConstant::EmitAtUses() {
   ASSERT(IsLinked());
-  if (block()->graph()->has_osr()) {
-    return block()->graph()->IsStandardConstant(this);
+  if (block()->graph()->has_osr() &&
+      block()->graph()->IsStandardConstant(this)) {
+    return true;
   }
+  if (UseCount() == 0) return true;
   if (IsCell()) return false;
   if (representation().IsDouble()) return false;
   return true;