![Cédric Pasteur](/assets/img/avatar_default.png)
Conflicts: compiler/global/signature.ml compiler/heptagon/analysis/typing.ml compiler/heptagon/hept_printer.ml compiler/heptagon/hept_utils.ml compiler/heptagon/heptagon.ml compiler/heptagon/parsing/hept_parser.mly compiler/heptagon/parsing/hept_parsetree.ml compiler/heptagon/parsing/hept_scoping.ml compiler/heptagon/transformations/switch.ml compiler/main/hept2mls.ml compiler/minils/minils.ml compiler/minils/mls_printer.ml compiler/obc/c/cgen.ml compiler/obc/control.ml compiler/utilities/misc.mli
29 lines
712 B
OCaml
29 lines
712 B
OCaml
open Obc
|
|
open Obc_mapfold
|
|
|
|
let is_deadcode = function
|
|
| Aassgn (lhs, e) ->
|
|
(match e.e_desc with
|
|
| Eextvalue w -> Obc_compare.compare_lhs_extvalue lhs w = 0
|
|
| _ -> false
|
|
)
|
|
| Acase (_, []) -> true
|
|
| Afor(_, _, _, { b_body = [] }) -> true
|
|
| _ -> false
|
|
|
|
let act funs act_list a =
|
|
let a, _ = Obc_mapfold.act funs [] a in
|
|
if is_deadcode a then
|
|
a, act_list
|
|
else
|
|
a, a::act_list
|
|
|
|
let block funs acc b =
|
|
let _, act_list = Obc_mapfold.block funs [] b in
|
|
{ b with b_body = List.rev act_list }, acc
|
|
|
|
let program p =
|
|
let funs = { Obc_mapfold.defaults with block = block; act = act } in
|
|
let p, _ = Obc_mapfold.program_it funs [] p in
|
|
p
|
|
|