From 5ea45da15f5ac956db1cfe0aad74b570f7e88339 Mon Sep 17 00:00:00 2001
From: Andreas Kling <andreas@ladybird.org>
Date: Thu, 27 Mar 2025 15:49:49 +0000
Subject: [PATCH] LibJS: Store NewObject result directly in preferred dst if
 possible

This avoids a Mov after every object literal.
---
 Libraries/LibJS/Bytecode/ASTCodegen.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Libraries/LibJS/Bytecode/ASTCodegen.cpp b/Libraries/LibJS/Bytecode/ASTCodegen.cpp
index 0b7e141a818..b7d4c939bf1 100644
--- a/Libraries/LibJS/Bytecode/ASTCodegen.cpp
+++ b/Libraries/LibJS/Bytecode/ASTCodegen.cpp
@@ -1129,7 +1129,7 @@ Bytecode::CodeGenerationErrorOr<Optional<ScopedOperand>> ObjectExpression::gener
 {
     Bytecode::Generator::SourceLocationScope scope(generator, *this);
 
-    auto object = generator.allocate_register();
+    auto object = choose_dst(generator, preferred_dst);
 
     generator.emit<Bytecode::Op::NewObject>(object);
     if (m_properties.is_empty())