19 instructions

store_src_rg                   coords = src.rg
init_lane_masks                CondMask = LoopMask = RetMask = true
copy_constant                  x = 0
copy_slot_unmasked             x₁ = x
copy_slot_unmasked             y = x
copy_constant                  x₁ = 0x3F800000 (1.0)
copy_constant                  y = 0x40000000 (2.0)
copy_slot_unmasked             $0 = x₁
cmpeq_imm_float                $0 = equal($0, 0x3F800000 (1.0))
copy_slot_unmasked             $1 = y
cmpeq_imm_float                $1 = equal($1, 0x40000000 (2.0))
bitwise_and_int                $0 &= $1
copy_slot_unmasked             x = x₁
copy_slot_unmasked             x = y
label                          label 0x00000001
swizzle_4                      $0..3 = ($0..3).xxxx
copy_4_uniforms                $4..7 = colorRed
copy_4_uniforms                $8..11 = colorGreen
mix_4_ints                     $0..3 = mix($4..7, $8..11, $0..3)
load_src                       src.rgba = $0..3