From 9043add656177eeac1491a73d2f3ab92bec0013c Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbaren@debian.org>
Date: Sat, 29 Dec 2018 14:31:27 -0500
Subject: Imported Upstream version 8.8.2

---
 clib/cObj.mli | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 clib/cObj.mli

(limited to 'clib/cObj.mli')

diff --git a/clib/cObj.mli b/clib/cObj.mli
new file mode 100644
index 00000000..27082f68
--- /dev/null
+++ b/clib/cObj.mli
@@ -0,0 +1,61 @@
+(************************************************************************)
+(*         *   The Coq Proof Assistant / The Coq Development Team       *)
+(*  v      *   INRIA, CNRS and contributors - Copyright 1999-2018       *)
+(* <O___,, *       (see CREDITS file for the list of authors)           *)
+(*   \VV/  **************************************************************)
+(*    //   *    This file is distributed under the terms of the         *)
+(*         *     GNU Lesser General Public License Version 2.1          *)
+(*         *     (see LICENSE file for the text of the license)         *)
+(************************************************************************)
+
+(** {6 Physical size of an ocaml value.}
+
+  These functions explore objects recursively and may allocate a lot. *)
+
+val size : 'a -> int
+(** Physical size of an object in words. *)
+
+val size_b : 'a -> int
+(** Same as [size] in bytes. *)
+
+val size_kb : 'a -> int
+(** Same as [size] in kilobytes. *)
+
+(** {6 Physical size of an ocaml value with sharing.} *)
+
+(** This time, all the size of objects are computed with respect
+    to a larger object containing them all, and we only count
+    the new blocks not already seen earlier in the left-to-right
+    visit of the englobing object. *)
+
+(** Provides the global object in which we'll search shared sizes *)
+
+val register_shared_size : 'a -> unit
+
+(** Shared size (in word) of an object with respect to the global object
+    given by the last [register_shared_size]. *)
+
+val shared_size_of_obj : 'a -> int
+
+(** Same, with an object indicated by its occurrence in the global
+    object. The very same object could have a zero size or not, depending
+    of the occurrence we're considering in the englobing object.
+    For speaking of occurrences, we use an [int list] for a path
+    of field indexes (leftmost = deepest block, rightmost = top block of the
+    global object). *)
+
+val shared_size_of_pos : int list -> int
+
+(** {6 Logical size of an OCaml value.} *)
+
+val obj_stats : 'a -> int * int * int
+(** Return the (logical) value size, the string size, and the maximum depth of
+    the object. This loops on cyclic structures. *)
+
+(** {6 Total size of the allocated ocaml heap. } *)
+
+val heap_size : unit -> int
+(** Heap size, in words. *)
+
+val heap_size_kb : unit -> int
+(** Heap size, in kilobytes. *)
-- 
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