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-rw-r--r--driver/Interp.ml8
1 files changed, 8 insertions, 0 deletions
diff --git a/driver/Interp.ml b/driver/Interp.ml
index 62f3093..a74d4d8 100644
--- a/driver/Interp.ml
+++ b/driver/Interp.ml
@@ -145,6 +145,12 @@ let mem_of_state = function
(* Comparing memory states *)
+let compare_mem m1 m2 =
+ Pervasives.compare (m1.Mem.nextblock, m1.Mem.mem_contents)
+ (m2.Mem.nextblock, m1.Mem.mem_contents)
+(* FIXME: should permissions be taken into account? *)
+
+(*
let rec compare_Z_range lo hi f =
if coq_Zcompare lo hi = Lt then begin
let c = f lo in if c <> 0 then c else compare_Z_range (coq_Zsucc lo) hi f
@@ -154,6 +160,7 @@ let compare_mem m1 m2 =
if m1 == m2 then 0 else
let c = compare m1.Mem.nextblock m2.Mem.nextblock in if c <> 0 then c else
compare_Z_range Z0 m1.Mem.nextblock (fun b ->
+
let ((lo, hi) as bnds) = m1.Mem.bounds b in
let c = compare bnds (m2.Mem.bounds b) in if c <> 0 then c else
let contents1 = m1.Mem.mem_contents b and contents2 = m2.Mem.mem_contents b in
@@ -163,6 +170,7 @@ let compare_mem m1 m2 =
let access1 = m1.Mem.mem_access b and access2 = m2.Mem.mem_access b in
if access1 == access2 then 0 else
compare_Z_range lo hi (fun ofs -> compare (access1 ofs) (access2 ofs)))
+*)
(* Comparing continuations *)