    1. store_src_rg                   xy = src.rg
    2. init_lane_masks                CondMask = LoopMask = RetMask = true
    3. zero_2_slots_unmasked          i(0..1) = 0
    4. zero_slot_unmasked             b = 0
    5. zero_slot_unmasked             c = 0
    6. zero_slot_unmasked             d = 0
    7. copy_slot_unmasked             $0 = i
    8. copy_constant                  $1 = 0x00000001 (1.401298e-45)
    9. add_int                        $0 += $1
   10. copy_slot_unmasked             i = $0
   11. copy_slot_unmasked             $0 = d
   12. copy_constant                  $1 = 0x00000001 (1.401298e-45)
   13. add_int                        $0 += $1
   14. copy_slot_unmasked             d = $0
   15. copy_constant                  $1 = 0x0000000A (1.401298e-44)
   16. cmplt_int                      $0 = lessThan($0, $1)
   17. stack_rewind
   18. branch_if_no_active_lanes_eq   branch -11 (#7) if no lanes of $0 == 0x00000000 (0.0)
   19. copy_slot_unmasked             $0 = c
   20. copy_constant                  $1 = 0x00000001 (1.401298e-45)
   21. add_int                        $0 += $1
   22. copy_slot_unmasked             c = $0
   23. copy_constant                  $1 = 0x0000000A (1.401298e-44)
   24. cmplt_int                      $0 = lessThan($0, $1)
   25. stack_rewind
   26. branch_if_no_active_lanes_eq   branch -20 (#6) if no lanes of $0 == 0x00000000 (0.0)
   27. copy_slot_unmasked             $0 = b
   28. copy_constant                  $1 = 0x00000001 (1.401298e-45)
   29. add_int                        $0 += $1
   30. copy_slot_unmasked             b = $0
   31. copy_constant                  $1 = 0x0000000A (1.401298e-44)
   32. cmplt_int                      $0 = lessThan($0, $1)
   33. stack_rewind
   34. branch_if_no_active_lanes_eq   branch -29 (#5) if no lanes of $0 == 0x00000000 (0.0)
   35. copy_slot_unmasked             $0 = a
   36. copy_constant                  $1 = 0x00000001 (1.401298e-45)
   37. add_int                        $0 += $1
   38. copy_slot_unmasked             a = $0
   39. copy_constant                  $1 = 0x0000000A (1.401298e-44)
   40. cmplt_int                      $0 = lessThan($0, $1)
   41. stack_rewind
   42. branch_if_no_active_lanes_eq   branch -38 (#4) if no lanes of $0 == 0x00000000 (0.0)
   43. zero_4_slots_unmasked          $0..3 = 0
   44. copy_4_slots_unmasked          [main].result = $0..3
   45. load_src                       src.rgba = [main].result