11 instructions, 2 invocations

store_src_rg                   xy = src.rg
init_lane_masks                CondMask = LoopMask = RetMask = true
copy_2_slots_unmasked          $0..1 = xy
exchange_src                   swap(src.rgba, $0..3)
invoke_shader                  invoke_shader 0
exchange_src                   swap(src.rgba, $0..3)
copy_2_slots_unmasked          $4..5 = xy
exchange_src                   swap(src.rgba, $4..7)
invoke_shader                  invoke_shader 0x00000001
exchange_src                   swap(src.rgba, $4..7)
swizzle_4                      $4..7 = ($4..7).xxxw
mul_4_floats                   $0..3 *= $4..7
load_src                       src.rgba = $0..3