Improved code generation

src/build/core/Function.go

@@ -46,9 +46,9 @@ func NewFunction(name string, file *fs.File, body token.List) *Function {
 // Compile turns a function into machine code.
 func (f *Function) Compile() {
 	defer close(f.finished)
-	f.assembler.Label(asm.LABEL, f.Name)
+	f.AddLabel(f.Name)
 	f.err = f.CompileTokens(f.Body)
-	f.assembler.Return()
+	f.Return()
 }
 
 // CompileTokens compiles a token list.