1. store_src_rg                   coords = src.rg
    2. init_lane_masks                CondMask = LoopMask = RetMask = true
    3. copy_constant                  _6_two = 0x00000002 (2.802597e-45)
    4. copy_slot_unmasked             _8_flatten1 = _6_two
    5. copy_slot_unmasked             $0 = _8_flatten1
    6. copy_constant                  $1 = 0x00000002 (2.802597e-45)
    7. cmpeq_int                      $0 = equal($0, $1)
    8. swizzle_4                      $0..3 = ($0..3).xxxx
    9. copy_4_constants               $4..7 = colorRed
   10. copy_4_constants               $8..11 = colorGreen
   11. mix_4_ints                     $0..3 = mix($4..7, $8..11, $0..3)
   12. copy_4_slots_unmasked          [main].result = $0..3
   13. load_src                       src.rgba = [main].result