fibonacci.sil.ll

sil @fibonacci: $(Swift.Int) -> () {
entry(%limi: $Swift.Int):
    %lim = struct_extract %limi: $Swift.Int, #Int.value
    %print = function_ref @print: $(Swift.Int) -> ()
    %a0 = integer_literal $Builtin.Int64, 0
    %b0 = integer_literal $Builtin.Int64, 1
    br loop(%a0: $Builtin.Int64, %b0: $Builtin.Int64)
loop(%a: $Builtin.Int64, %b: $Builtin.Int64):
    %lt = builtin "icmp_lt_Int64"(%b: $Builtin.Int64, %lim: $Builtin.Int64): $Builtin.Int1
    cond_br %lt: $Builtin.Int1, body, exit
body:
    %b1 = struct $Swift.Int (%b: $Builtin.Int64)
    apply %print(%b1) : $(Swift.Int) -> ()
    %c = builtin "add_Int64"(%a: $Builtin.Int64, %b: $Builtin.Int64): $Builtin.Int64
    br loop(%b: $Builtin.Int64, %c: $Builtin.Int64)
exit:
    %unit = tuple ()
    return %unit: $()
}