#pragma GCC optimize ("Og")
#include "ArduinoTrace.h"

volatile int8_t x = 3,y = 3,z,w;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  Serial.println("INICIO");

  //------------- Proceso en alto nivel -------------------
  // if(x<y)
  // {   
  //   goto then1 (z=x+y);    
  // }
  // else
  // {
  //   goto else1 (w=x-y);
  // }
  //--------------------------------------------------------
cond:
 asm goto(
 "lds r16,x \n"       // r16 <--- (x)
 "lds r17,y \n"       // r17 <--- (y)
 "cp r16,r17 \n"      // (x) - (y)
 "brlt %l[then1] \n"  // if x < y (branch if less than) goto then1
 "jmp %l[else1]"      // else goto else1
 ::::then1,else1
 );

then1:{              
  asm goto( 
  "add r16,r17 \n"    // r16 <--- (x) + (y)
  "sts z,r16 \n"      // z <--- (x) + (y)
  "jmp %l[endif1] \n" // goto endif1
  ::::endif1
  );
 }

else1:{
  asm volatile(
    "sub r16,r17 \n"  // r16 <--- (x) - (y)
    "sts w,r16"       // w <--- (x) - (y)
  );
 }

 endif1: {
 }
  DUMP(x);
  DUMP(y);
  DUMP(z);
  DUMP(w);
}
void loop() {

}