#pragma GCC optimize "-Og"
#include "ArduinoTrace.h"

volatile byte a=8,b=5;

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

//------------  process -----------------------
  // if (a>7)
  // {
  //   a=a-b;
  // }
  // else
  // {
  //   a=a+b;
  // }


  // if (a>7)
  // {
  //   goto L10;
  // }
  // else
  // {
  //   goto L20;
  // }

  asm goto
  (
    //"lds r24,a \n"
    //"cpi r24,8 \n"
    "mov %1,%0 \n"
    "cpi %1,8 \n"
    "in %0,%2 \n"
    "sbrc %0,0 \n"
    //goto L20
    "rjmp %l[L20] \n"
    //goto L10
    "rjmp %l[L10] \n"
    :
    :"r"(a),"d"(8),"I"(_SFR_IO_ADDR(SREG))
    :
    :L20,L10
  );


  L10: //True
  asm volatile
  (
    // "lds r24,a \n"
    // "lds r25,b \n"
    "sub %0,%1 \n"
    :"+r"(a),"+r"(b)::
  );
  // goto L30
  asm goto
  ( 
    "rjmp %l[L30]"
    ::::L30
  );

  L20:
  asm volatile
  (
    // "lds r24,a \n"
    // "lds r25,b \n"
    //"add r24,r25 \n"
    "add %0,%1 \n"
    //"sts a, r24 \n"
    :"+r"(a),"+r"(b)::
  );

  L30: 

DUMP(a);
}

void loop() {
  // put your main code here, to run repeatedly:

}