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-rw-r--r--lib/ocaml_rts/elf_loader.ml13
-rw-r--r--lib/ocaml_rts/sail_lib.ml4
2 files changed, 9 insertions, 8 deletions
diff --git a/lib/ocaml_rts/elf_loader.ml b/lib/ocaml_rts/elf_loader.ml
index 4e35a192..ab49c57b 100644
--- a/lib/ocaml_rts/elf_loader.ml
+++ b/lib/ocaml_rts/elf_loader.ml
@@ -122,11 +122,8 @@ let load_segment seg =
List.iteri (fun i byte -> Sail_lib.wram (add_big_int paddr (big_int_of_int i)) byte) (List.map int_of_char bs)
let load_elf () =
- let name =
- match !opt_file_arguments with
- | (name :: _) -> name
- | [] -> failwith "Must provide an elf file"
- in
- let segments, e_entry = read name in
- List.iter load_segment segments;
- ()
+ match !opt_file_arguments with
+ | (name :: _) ->
+ let segments, e_entry = read name in
+ List.iter load_segment segments
+ | [] -> ()
diff --git a/lib/ocaml_rts/sail_lib.ml b/lib/ocaml_rts/sail_lib.ml
index 0602a3d0..a0d6bc5f 100644
--- a/lib/ocaml_rts/sail_lib.ml
+++ b/lib/ocaml_rts/sail_lib.ml
@@ -315,3 +315,7 @@ let shl_int (n, m) = shift_left_big_int n (int_of_big_int m)
let shr_int (n, m) = shift_right_big_int n (int_of_big_int m)
let debug (str1, n, str2, v) = prerr_endline (str1 ^ string_of_big_int n ^ str2 ^ string_of_bits v)
+
+let eq_string (str1, str2) = String.compare str1 str2 == 0
+
+let lt_int (x, y) = lt_big_int x y