[fullcodegen] Factor out VisitRegExpLiteral from architectures.

src/full-codegen/full-codegen.cc

Index: src/full-codegen/full-codegen.cc
diff --git a/src/full-codegen/full-codegen.cc b/src/full-codegen/full-codegen.cc
index 3d352610589f430bc216663758dcf76cd630092c..ec23b21a789e85f6f2766bdfca979dd5d36d4b00 100644
--- a/src/full-codegen/full-codegen.cc
+++ b/src/full-codegen/full-codegen.cc
@@ -1541,6 +1541,19 @@ void FullCodeGenerator::VisitClassLiteral(ClassLiteral* lit) {
   context()->Plug(result_register());
 }
 
+void FullCodeGenerator::VisitRegExpLiteral(RegExpLiteral* expr) {
+  Comment cmnt(masm_, "[ RegExpLiteral");
+  Callable callable = CodeFactory::FastCloneRegExp(isolate());
+  CallInterfaceDescriptor descriptor = callable.descriptor();
+  LoadFromFrameField(JavaScriptFrameConstants::kFunctionOffset,
+                     descriptor.GetRegisterParameter(0));
+  __ Move(descriptor.GetRegisterParameter(1),
+          Smi::FromInt(expr->literal_index()));
+  __ Move(descriptor.GetRegisterParameter(2), expr->pattern());
+  __ Move(descriptor.GetRegisterParameter(3), Smi::FromInt(expr->flags()));
+  __ Call(callable.code(), RelocInfo::CODE_TARGET);
+  context()->Plug(result_register());
+}
 
 void FullCodeGenerator::VisitNativeFunctionLiteral(
     NativeFunctionLiteral* expr) {