29 instructions

store_src_rg                   xy = src.rg
init_lane_masks                CondMask = LoopMask = RetMask = true
splat_2_constants              i, a = 0
label                          label 0x00000001
copy_constant                  b = 0
label                          label 0x00000003
copy_constant                  c = 0
label                          label 0x00000005
copy_constant                  d = 0
label                          label 0x00000007
add_imm_int                    i += 0x00000001
add_imm_int                    d += 0x00000001
copy_slot_unmasked             $0 = d
cmplt_imm_int                  $0 = lessThan($0, 0x0000000A)
stack_rewind
branch_if_no_active_lanes_eq   branch -6 (label 7 at #10) if no lanes of $0 == 0
label                          label 0x00000006
add_imm_int                    c += 0x00000001
copy_slot_unmasked             $0 = c
cmplt_imm_int                  $0 = lessThan($0, 0x0000000A)
stack_rewind
branch_if_no_active_lanes_eq   branch -14 (label 5 at #8) if no lanes of $0 == 0
label                          label 0x00000004
add_imm_int                    b += 0x00000001
copy_slot_unmasked             $0 = b
cmplt_imm_int                  $0 = lessThan($0, 0x0000000A)
stack_rewind
branch_if_no_active_lanes_eq   branch -22 (label 3 at #6) if no lanes of $0 == 0
label                          label 0x00000002
add_imm_int                    a += 0x00000001
copy_slot_unmasked             $0 = a
cmplt_imm_int                  $0 = lessThan($0, 0x0000000A)
stack_rewind
branch_if_no_active_lanes_eq   branch -30 (label 1 at #4) if no lanes of $0 == 0
label                          label 0
splat_4_constants              $0..3 = 0
load_src                       src.rgba = $0..3