5 instructions

[immutable slots]
i0 = 0x00000004 (5.605194e-45)

store_src_rg                   v0..1 = src.rg
init_lane_masks                CondMask = LoopMask = RetMask = true
copy_constant                  i = 0
label                          label 0x00000003
label                          label 0x00000002
label                          label 0x00000001
label                          label 0x00000006
label                          label 0x00000005
label                          label 0x00000004
label                          label 0
splat_4_constants              $0..3 = 0
load_src                       src.rgba = $0..3