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open import Pervasives_extra
open import Sail_impl_base
open import Sail_values
open import Prompt_monad
open import {isabelle} `Prompt_monad_extras`
val iter_aux : forall 'a 'e. integer -> (integer -> 'a -> M unit 'e) -> list 'a -> M unit 'e
let rec iter_aux i f xs = match xs with
| x :: xs -> f i x >> iter_aux (i + 1) f xs
| [] -> return ()
end
val iteri : forall 'a 'e. (integer -> 'a -> M unit 'e) -> list 'a -> M unit 'e
let iteri f xs = iter_aux 0 f xs
val iter : forall 'a 'e. ('a -> M unit 'e) -> list 'a -> M unit 'e
let iter f xs = iteri (fun _ x -> f x) xs
val foreachM_inc : forall 'vars 'e. (integer * integer * integer) -> 'vars ->
(integer -> 'vars -> M 'vars 'e) -> M 'vars 'e
let rec foreachM_inc (i,stop,by) vars body =
if (by > 0 && i <= stop) || (by < 0 && stop <= i)
then
body i vars >>= fun vars ->
foreachM_inc (i + by,stop,by) vars body
else return vars
val foreachM_dec : forall 'vars 'e. (integer * integer * integer) -> 'vars ->
(integer -> 'vars -> M 'vars 'e) -> M 'vars 'e
let rec foreachM_dec (i,stop,by) vars body =
if (by > 0 && i >= stop) || (by < 0 && stop >= i)
then
body i vars >>= fun vars ->
foreachM_dec (i - by,stop,by) vars body
else return vars
val while_PP : forall 'vars. 'vars -> ('vars -> bool) -> ('vars -> 'vars) -> 'vars
let rec while_PP vars cond body =
if cond vars then while_PP (body vars) cond body else vars
val while_PM : forall 'vars 'e. 'vars -> ('vars -> bool) ->
('vars -> M 'vars 'e) -> M 'vars 'e
let rec while_PM vars cond body =
if cond vars then
body vars >>= fun vars -> while_PM vars cond body
else return vars
val while_MP : forall 'vars 'e. 'vars -> ('vars -> M bool 'e) ->
('vars -> 'vars) -> M 'vars 'e
let rec while_MP vars cond body =
cond vars >>= fun cond_val ->
if cond_val then while_MP (body vars) cond body else return vars
val while_MM : forall 'vars 'e. 'vars -> ('vars -> M bool 'e) ->
('vars -> M 'vars 'e) -> M 'vars 'e
let rec while_MM vars cond body =
cond vars >>= fun cond_val ->
if cond_val then
body vars >>= fun vars -> while_MM vars cond body
else return vars
val until_PP : forall 'vars. 'vars -> ('vars -> bool) -> ('vars -> 'vars) -> 'vars
let rec until_PP vars cond body =
let vars = body vars in
if (cond vars) then vars else until_PP (body vars) cond body
val until_PM : forall 'vars 'e. 'vars -> ('vars -> bool) ->
('vars -> M 'vars 'e) -> M 'vars 'e
let rec until_PM vars cond body =
body vars >>= fun vars ->
if (cond vars) then return vars else until_PM vars cond body
val until_MP : forall 'vars 'e. 'vars -> ('vars -> M bool 'e) ->
('vars -> 'vars) -> M 'vars 'e
let rec until_MP vars cond body =
let vars = body vars in
cond vars >>= fun cond_val ->
if cond_val then return vars else until_MP vars cond body
val until_MM : forall 'vars 'e. 'vars -> ('vars -> M bool 'e) ->
('vars -> M 'vars 'e) -> M 'vars 'e
let rec until_MM vars cond body =
body vars >>= fun vars ->
cond vars >>= fun cond_val ->
if cond_val then return vars else until_MM vars cond body
(*let write_two_regs r1 r2 vec =
let is_inc =
let is_inc_r1 = is_inc_of_reg r1 in
let is_inc_r2 = is_inc_of_reg r2 in
let () = ensure (is_inc_r1 = is_inc_r2)
"write_two_regs called with vectors of different direction" in
is_inc_r1 in
let (size_r1 : integer) = size_of_reg r1 in
let (start_vec : integer) = get_start vec in
let size_vec = length vec in
let r1_v =
if is_inc
then slice vec start_vec (size_r1 - start_vec - 1)
else slice vec start_vec (start_vec - size_r1 - 1) in
let r2_v =
if is_inc
then slice vec (size_r1 - start_vec) (size_vec - start_vec)
else slice vec (start_vec - size_r1) (start_vec - size_vec) in
write_reg r1 r1_v >> write_reg r2 r2_v*)
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