1. store_src_rg                   coords = src.rg
    2. init_lane_masks                CondMask = LoopMask = RetMask = true
    3. copy_4_constants               $0..3 = colorRed
    4. swizzle_4                      $0..3 = ($0..3).xxzw
    5. zero_4_slots_unmasked          $4..7 = 0
    6. cmpne_4_floats                 $0..3 = notEqual($0..3, $4..7)
    7. copy_4_slots_unmasked          inputVal = $0..3
    8. copy_4_constants               $0..3 = colorRed
    9. swizzle_2                      $2..3 = ($2..3).xx
   10. zero_4_slots_unmasked          $4..7 = 0
   11. cmpne_4_floats                 $0..3 = notEqual($0..3, $4..7)
   12. copy_4_slots_unmasked          expected = $0..3
   13. copy_2_slots_unmasked          $0..1 = inputVal(0..1)
   14. bitwise_and_int                $0 &= $1
   15. copy_slot_unmasked             $1 = expected(0)
   16. cmpeq_int                      $0 = equal($0, $1)
   17. copy_3_slots_unmasked          $1..3 = inputVal(0..2)
   18. bitwise_and_int                $2 &= $3
   19. bitwise_and_int                $1 &= $2
   20. copy_slot_unmasked             $2 = expected(1)
   21. cmpeq_int                      $1 = equal($1, $2)
   22. bitwise_and_int                $0 &= $1
   23. copy_4_slots_unmasked          $1..4 = inputVal
   24. bitwise_and_2_ints             $1..2 &= $3..4
   25. bitwise_and_int                $1 &= $2
   26. copy_slot_unmasked             $2 = expected(2)
   27. cmpeq_int                      $1 = equal($1, $2)
   28. bitwise_and_int                $0 &= $1
   29. copy_slot_unmasked             $1 = expected(0)
   30. bitwise_and_int                $0 &= $1
   31. zero_slot_unmasked             $1 = 0
   32. copy_slot_unmasked             $2 = expected(1)
   33. cmpeq_int                      $1 = equal($1, $2)
   34. bitwise_and_int                $0 &= $1
   35. zero_slot_unmasked             $1 = 0
   36. copy_slot_unmasked             $2 = expected(2)
   37. cmpeq_int                      $1 = equal($1, $2)
   38. bitwise_and_int                $0 &= $1
   39. swizzle_4                      $0..3 = ($0..3).xxxx
   40. copy_4_constants               $4..7 = colorRed
   41. copy_4_constants               $8..11 = colorGreen
   42. mix_4_ints                     $0..3 = mix($4..7, $8..11, $0..3)
   43. copy_4_slots_unmasked          [main].result = $0..3
   44. load_src                       src.rgba = [main].result