[interpreter] Add register output to ObjectLiteral

test/cctest/interpreter/bytecode_expectations/ObjectLiteralsWide.golden

 #
 # Autogenerated by generate-bytecode-expectations.
 #
 
 ---
 pool type: mixed
 execute: yes
 wrap: yes
 
 ---
@@ skipping 252 matching lines @@
   a = 1.23;
   a = 1.23;
   a = 1.23;
   a = 1.23;
   a = 1.23;
   a = 1.23;
   return { name: 'string', val: 9.2 };
 "
 frame size: 2
 parameter count: 1
-bytecode array length: 1035
+bytecode array length: 1037
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   41 S> */ B(LdaConstant), U8(0),
                 B(Star), R(0),
   /*   51 S> */ B(LdaConstant), U8(1),
                 B(Star), R(0),
   /*   61 S> */ B(LdaConstant), U8(2),
                 B(Star), R(0),
   /*   71 S> */ B(LdaConstant), U8(3),
                 B(Star), R(0),
@@ skipping 494 matching lines @@
   /* 2551 S> */ B(LdaConstant), U8(251),
                 B(Star), R(0),
   /* 2561 S> */ B(LdaConstant), U8(252),
                 B(Star), R(0),
   /* 2571 S> */ B(LdaConstant), U8(253),
                 B(Star), R(0),
   /* 2581 S> */ B(LdaConstant), U8(254),
                 B(Star), R(0),
   /* 2591 S> */ B(LdaConstant), U8(255),
                 B(Star), R(0),
-  /* 2601 S> */ B(Wide), B(CreateObjectLiteral), U16(256), U16(0), U8(1),
-                B(Star), R(1),
+  /* 2601 S> */ B(Wide), B(CreateObjectLiteral), U16(256), U16(0), U8(1), R16(1),
+                B(Ldar), R(1),
   /* 2638 S> */ B(Return),
 ]
 constant pool: [
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
@@ skipping 244 matching lines @@
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::HEAP_NUMBER_TYPE,
   InstanceType::FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]