Implemented register calls

src/asm/Instructions.go

@@ -10,16 +10,6 @@ func (a *Assembler) Comment(text string) {
 	})
 }
 
-// Call calls a function whose position is identified by a label.
-func (a *Assembler) Call(name string) {
-	a.Instructions = append(a.Instructions, Instruction{
-		Mnemonic: CALL,
-		Data: &Label{
-			Name: name,
-		},
-	})
-}
-
 // DLLCall calls a function in a DLL file.
 func (a *Assembler) DLLCall(name string) {
 	a.Instructions = append(a.Instructions, Instruction{