24 instructions

store_src_rg                   coords = src.rg
init_lane_masks                CondMask = LoopMask = RetMask = true
splat_4_constants              c = 0
copy_4_uniforms                x = colorGreen
copy_4_slots_unmasked          c = x
label                          label 0
copy_4_uniforms                x = colorGreen
copy_4_slots_unmasked          c₁ = x
label                          label 0x00000002
copy_4_slots_unmasked          c = c₁
label                          label 0x00000001
copy_4_slots_unmasked          x₁ = c
copy_4_slots_unmasked          $0..3 = x₁
copy_4_slots_unmasked          $4..7 = x₁
mul_4_floats                   $0..3 *= $4..7
copy_4_slots_unmasked          x₁ = $0..3
copy_4_slots_unmasked          c = $0..3
label                          label 0x00000003
copy_4_slots_unmasked          x₂ = c
copy_4_slots_unmasked          x₁ = x₂
copy_4_slots_unmasked          $0..3 = x₁
copy_4_slots_unmasked          $4..7 = x₁
mul_4_floats                   $0..3 *= $4..7
copy_4_slots_unmasked          x₁ = $0..3
copy_4_slots_unmasked          x₂ = $0..3
label                          label 0x00000005
copy_4_slots_unmasked          c = x₂
label                          label 0x00000004
copy_4_slots_unmasked          $0..3 = c
load_src                       src.rgba = $0..3