Files
sml-projects/utils.sml

101 lines
2.3 KiB
Standard ML

fun time_func title f =
let
val title = String.concat ["Starting " , title , "..."]
val _ = (print title)
val start_time = Time.now()
val start_time = Time.toNanoseconds start_time
val x = f()
val end_time = Time.now()
val end_time = Time.toNanoseconds end_time
val time_diff = end_time - start_time
val time_diff = LargeInt.toString time_diff
val time_took = String.concat ["took ", time_diff, " nanoseconds\n"]
val _ = (print time_took)
in
x
end
fun run_txns arr =
Vector.foldl
(fn ((pos, del_num, ins_str), rope) =>
let
val rope =
if del_num > 0
then Rope.delete(pos, del_num, rope)
else rope
val str_size = String.size ins_str
val rope =
if str_size > 0
then Rope.insert(pos, ins_str, rope)
else rope
in
rope
end)
Rope.empty arr
fun run_txns_time title arr =
let
val f = (fn () => run_txns arr)
in
time_func title f
end
fun run_to_string rope =
Rope.toString rope
fun run_to_string_time title rope =
let
val f = (fn () => run_to_string rope)
in
time_func title f
end
fun run_txns_1000_times (counter, arr, total) =
if counter = 1000 then
let
val divisor = Int.toLarge 1000
val total = total div divisor
val str = LargeInt.toString total
in
print (str ^ "\n")
end
else
let
val start_time = Time.now()
val start_time = Time.toNanoseconds start_time
val _ = run_txns arr
val end_time = Time.now()
val end_time = Time.toNanoseconds end_time
val time_diff = end_time - start_time
val counter = counter + 1
val total = time_diff + total
in
run_txns_1000_times (counter, arr, total)
end
fun write_file filename acc =
let
val str = String.concatWith "," acc
val fd = TextIO.openOut filename
val _ = TextIO.output (fd, str) handle e => (TextIO.closeOut fd; raise e)
val _ = TextIO.closeOut fd
in
()
end
val _ =
let
val start_time = LargeInt.fromInt 0
val svelte = run_txns_1000_times (999 ,svelte_arr, start_time )
val rust = run_txns_1000_times (999 ,rust_arr, start_time )
val seph = run_txns_1000_times (999, seph_arr, start_time)
val automerge = run_txns_1000_times (999, automerge_arr , start_time)
in
()
end