@begin: scope:[]  from
  [0] phi()
  to:@1
@1: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @1
  [3] phi()

(void()) main()
main: scope:[main]  from @1
  asm { sei  }
  [5] *((const byte*) CIA1_INTERRUPT) ← (const byte) CIA_INTERRUPT_CLEAR
  [6] *((const byte*) VIC_CONTROL) ← *((const byte*) VIC_CONTROL) | (byte) $80
  [7] *((const byte*) RASTER) ← (byte) 0
  [8] *((const byte*) IRQ_ENABLE) ← (const byte) IRQ_RASTER
  [9] *((const void()**) KERNEL_IRQ) ← &interrupt(KERNEL_MIN)(void()) irq()
  asm { cli  }
  to:main::@return
main::@return: scope:[main]  from main
  [11] return 
  to:@return

interrupt(KERNEL_MIN)(void()) irq()
irq: scope:[irq]  from
  [12] *((const byte*) BGCOL) ← (const byte) WHITE
  [13] *((const byte*) BGCOL) ← (const byte) BLACK
  [14] *((const byte*) IRQ_STATUS) ← (const byte) IRQ_RASTER
  to:irq::@return
irq::@return: scope:[irq]  from irq
  [15] return 
  to:@return