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authorThomas Bauereiss2017-11-07 15:39:44 +0000
committerThomas Bauereiss2017-11-07 15:39:44 +0000
commita06fef246172dd97d68e4fef77132a375554db73 (patch)
tree4f9574e9c9e46c9d7b6ecec349b84943b1ace2d6 /lib/ocaml_rts
parent1dbf01cafae9aba80582754f17d831c8bc11cdba (diff)
Add builtin for reversing endianness
Diffstat (limited to 'lib/ocaml_rts')
-rw-r--r--lib/ocaml_rts/sail_lib.ml4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/ocaml_rts/sail_lib.ml b/lib/ocaml_rts/sail_lib.ml
index c550b2ce..20d3e281 100644
--- a/lib/ocaml_rts/sail_lib.ml
+++ b/lib/ocaml_rts/sail_lib.ml
@@ -376,6 +376,10 @@ let read_ram (addr_size, data_size, hex_ram, addr) =
in
read_byte data_size
+let rec reverse_endianness bits =
+ if List.length bits <= 8 then bits else
+ reverse_endianness (drop 8 bits) @ (take 8 bits)
+
(* FIXME: Casts can't be externed *)
let zcast_unit_vec x = [x]