air_node: Optimize argument passing a little

lhmouse · Oct 23, 2023 · 2b7233c · 2b7233c
1 parent ab296b8
commit 2b7233c
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/asteria/runtime/air_node.cpp b/asteria/runtime/air_node.cpp
@@ -172,8 +172,13 @@ do_pop_arguments(Reference_Stack& alt_stack, Reference_Stack& stack, uint32_t co
   {
     ROCKET_ASSERT(count <= stack.size());
     alt_stack.clear();
-    for(uint32_t k = count - 1;  k != UINT32_MAX;  --k)
-      alt_stack.push() = ::std::move(stack.mut_top(k));
+
+    for(uint32_t k = 0;  k != count;  ++k)
+      alt_stack.push();
+
+    for(uint32_t k = 0;  k != count;  ++k)
+      alt_stack.mut_top(k) = ::std::move(stack.mut_top(k));
+
     stack.pop(count);
   }