[builtins] Construct builtin frame in String/Number ctors

src/ia32/macro-assembler-ia32.cc

Index: src/ia32/macro-assembler-ia32.cc
diff --git a/src/ia32/macro-assembler-ia32.cc b/src/ia32/macro-assembler-ia32.cc
index c3364b19018fb3a28dfb228712de9ef9d5d1f6f1..1a9d70dda5d171537ad23a34166b95c8276f348d 100644
--- a/src/ia32/macro-assembler-ia32.cc
+++ b/src/ia32/macro-assembler-ia32.cc
@@ -1130,6 +1130,23 @@ void MacroAssembler::LeaveFrame(StackFrame::Type type) {
   leave();
 }
 
+void MacroAssembler::EnterBuiltinFrame(Register context, Register target,
+                                       Register argc) {
+  Push(ebp);
+  Move(ebp, esp);
+  Push(context);
+  Push(target);
+  Push(argc);
+}
+
+void MacroAssembler::LeaveBuiltinFrame(Register context, Register target,
+                                       Register argc) {
+  Pop(argc);
+  Pop(target);
+  Pop(context);
+  leave();
+}
+
 void MacroAssembler::EnterExitFramePrologue(StackFrame::Type frame_type) {
   DCHECK(frame_type == StackFrame::EXIT ||
          frame_type == StackFrame::BUILTIN_EXIT);