    1. store_src_rg                   coords = src.rg
    2. init_lane_masks                CondMask = LoopMask = RetMask = true
    3. copy_constant                  ok = 0xFFFFFFFF
    4. copy_slot_unmasked             $0 = ok
    5. copy_4_constants               $1..4 = testMatrix2x2
    6. copy_constant                  $5 = 0x3F800000 (1.0)
    7. copy_constant                  $6 = 0x40000000 (2.0)
    8. copy_constant                  $7 = 0x40400000 (3.0)
    9. copy_constant                  $8 = 0x40800000 (4.0)
   10. cmpeq_4_floats                 $1..4 = equal($1..4, $5..8)
   11. bitwise_and_2_ints             $1..2 &= $3..4
   12. bitwise_and_int                $1 &= $2
   13. bitwise_and_int                $0 &= $1
   14. copy_slot_unmasked             ok = $0
   15. copy_4_constants               $1..4 = testMatrix2x2
   16. copy_constant                  $5 = 0x3F800000 (1.0)
   17. copy_constant                  $6 = 0x40000000 (2.0)
   18. copy_constant                  $7 = 0x40400000 (3.0)
   19. copy_constant                  $8 = 0x40800000 (4.0)
   20. cmpeq_4_floats                 $1..4 = equal($1..4, $5..8)
   21. bitwise_and_2_ints             $1..2 &= $3..4
   22. bitwise_and_int                $1 &= $2
   23. bitwise_and_int                $0 &= $1
   24. copy_slot_unmasked             ok = $0
   25. copy_4_constants               $1..4 = testMatrix2x2
   26. cast_to_int_from_4_floats      $1..4 = FloatToInt($1..4)
   27. copy_constant                  $5 = 0x00000001 (1.401298e-45)
   28. copy_constant                  $6 = 0x00000002 (2.802597e-45)
   29. copy_constant                  $7 = 0x00000003 (4.203895e-45)
   30. copy_constant                  $8 = 0x00000004 (5.605194e-45)
   31. cmpeq_4_ints                   $1..4 = equal($1..4, $5..8)
   32. bitwise_and_2_ints             $1..2 &= $3..4
   33. bitwise_and_int                $1 &= $2
   34. bitwise_and_int                $0 &= $1
   35. copy_slot_unmasked             ok = $0
   36. copy_4_constants               $1..4 = testMatrix2x2
   37. zero_4_slots_unmasked          $5..8 = 0
   38. cmpne_4_floats                 $1..4 = notEqual($1..4, $5..8)
   39. copy_constant                  $5 = 0xFFFFFFFF
   40. copy_constant                  $6 = 0xFFFFFFFF
   41. copy_constant                  $7 = 0xFFFFFFFF
   42. copy_constant                  $8 = 0xFFFFFFFF
   43. cmpeq_4_ints                   $1..4 = equal($1..4, $5..8)
   44. bitwise_and_2_ints             $1..2 &= $3..4
   45. bitwise_and_int                $1 &= $2
   46. bitwise_and_int                $0 &= $1
   47. copy_slot_unmasked             ok = $0
   48. store_condition_mask           $9 = CondMask
   49. copy_slot_unmasked             $10 = ok
   50. copy_4_constants               $0..3 = colorRed
   51. merge_condition_mask           CondMask = $9 & $10
   52. copy_4_constants               $4..7 = colorGreen
   53. copy_4_slots_masked            $0..3 = Mask($4..7)
   54. load_condition_mask            CondMask = $9
   55. copy_4_slots_unmasked          [main].result = $0..3
   56. load_src                       src.rgba = [main].result