1. store_src_rg                   coords = src.rg
    2. init_lane_masks                CondMask = LoopMask = RetMask = true
    3. copy_4_constants               $0..3 = testMatrix2x2
    4. copy_4_slots_unmasked          f4 = $0..3
    5. copy_3_slots_unmasked          $0..2 = f4(0..2)
    6. copy_constant                  $3 = 0x40800000 (4.0)
    7. copy_constant                  $4 = 0x3F800000 (1.0)
    8. copy_constant                  $5 = 0x40000000 (2.0)
    9. copy_constant                  $6 = 0x40400000 (3.0)
   10. copy_constant                  $7 = 0x40800000 (4.0)
   11. cmpeq_4_floats                 $0..3 = equal($0..3, $4..7)
   12. bitwise_and_2_ints             $0..1 &= $2..3
   13. bitwise_and_int                $0 &= $1
   14. copy_slot_unmasked             ok = $0
   15. copy_4_slots_unmasked          $1..4 = f4
   16. copy_4_slots_unmasked          $5..8 = f4
   17. copy_slot_unmasked             $9 = f4(0)
   18. copy_constant                  $10 = 0x3F800000 (1.0)
   19. copy_constant                  $11 = 0x40000000 (2.0)
   20. copy_constant                  $12 = 0x40400000 (3.0)
   21. copy_constant                  $13 = 0x40800000 (4.0)
   22. copy_constant                  $14 = 0x3F800000 (1.0)
   23. copy_constant                  $15 = 0x40000000 (2.0)
   24. copy_constant                  $16 = 0x40400000 (3.0)
   25. copy_constant                  $17 = 0x40800000 (4.0)
   26. copy_constant                  $18 = 0x3F800000 (1.0)
   27. cmpeq_n_floats                 $1..9 = equal($1..9, $10..18)
   28. bitwise_and_4_ints             $2..5 &= $6..9
   29. bitwise_and_2_ints             $2..3 &= $4..5
   30. bitwise_and_int                $2 &= $3
   31. bitwise_and_int                $1 &= $2
   32. bitwise_and_int                $0 &= $1
   33. copy_slot_unmasked             ok = $0
   34. copy_3_slots_unmasked          $1..3 = f4(0..2)
   35. copy_4_slots_unmasked          $4..7 = f4
   36. swizzle_3                      $4..6 = ($4..7).wxy
   37. copy_4_slots_unmasked          $7..10 = f4
   38. swizzle_4                      $7..10 = ($7..10).zwxy
   39. copy_2_slots_unmasked          $11..12 = f4(2..3)
   40. copy_4_slots_unmasked          $13..16 = f4
   41. copy_constant                  $17 = 0x3F800000 (1.0)
   42. copy_constant                  $18 = 0x40000000 (2.0)
   43. copy_constant                  $19 = 0x40400000 (3.0)
   44. copy_constant                  $20 = 0x40800000 (4.0)
   45. copy_constant                  $21 = 0x3F800000 (1.0)
   46. copy_constant                  $22 = 0x40000000 (2.0)
   47. copy_constant                  $23 = 0x40400000 (3.0)
   48. copy_constant                  $24 = 0x40800000 (4.0)
   49. copy_constant                  $25 = 0x3F800000 (1.0)
   50. copy_constant                  $26 = 0x40000000 (2.0)
   51. copy_constant                  $27 = 0x40400000 (3.0)
   52. copy_constant                  $28 = 0x40800000 (4.0)
   53. copy_constant                  $29 = 0x3F800000 (1.0)
   54. copy_constant                  $30 = 0x40000000 (2.0)
   55. copy_constant                  $31 = 0x40400000 (3.0)
   56. copy_constant                  $32 = 0x40800000 (4.0)
   57. cmpeq_n_floats                 $1..16 = equal($1..16, $17..32)
   58. bitwise_and_4_ints             $9..12 &= $13..16
   59. bitwise_and_4_ints             $5..8 &= $9..12
   60. bitwise_and_4_ints             $1..4 &= $5..8
   61. bitwise_and_2_ints             $1..2 &= $3..4
   62. bitwise_and_int                $1 &= $2
   63. bitwise_and_int                $0 &= $1
   64. copy_slot_unmasked             ok = $0
   65. swizzle_4                      $0..3 = ($0..3).xxxx
   66. copy_4_constants               $4..7 = colorRed
   67. copy_4_constants               $8..11 = colorGreen
   68. mix_4_ints                     $0..3 = mix($4..7, $8..11, $0..3)
   69. copy_4_slots_unmasked          [main].result = $0..3
   70. load_src                       src.rgba = [main].result