A64: Tidy up Push and Pop TODOs.

src/a64/code-stubs-a64.cc

Index: src/a64/code-stubs-a64.cc
diff --git a/src/a64/code-stubs-a64.cc b/src/a64/code-stubs-a64.cc
index a03459a844bf0e78269087979c4450e985e98b4c..da5b4aeda39bce3921168c6bf63ca43b458397fa 100644
--- a/src/a64/code-stubs-a64.cc
+++ b/src/a64/code-stubs-a64.cc
@@ -523,11 +523,14 @@ void HydrogenCodeStub::GenerateLightweightMiss(MacroAssembler* masm) {
     FrameScope scope(masm, StackFrame::INTERNAL);
     ASSERT((descriptor->register_param_count_ == 0) ||
            x0.Is(descriptor->register_params_[param_count - 1]));
+
     // Push arguments
-    // TODO(jbramley): Try to push these in blocks.
+    MacroAssembler::PushPopQueue queue(masm);
     for (int i = 0; i < param_count; ++i) {
-      __ Push(descriptor->register_params_[i]);
+      queue.Queue(descriptor->register_params_[i]);
     }
+    queue.PushQueued();
+
     ExternalReference miss = descriptor->miss_handler();
     __ CallExternalReference(miss, descriptor->register_param_count_);
   }