From patchwork Sat Dec 11 14:03:42 2010
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Subject: libobjc: updated ABI comment
From: Nicola Pero <nicola.pero@meta-innovation.com>
X-Patchwork-Id: 75195
Message-Id: <1292076222.89894463@192.168.2.227>
To: "gcc-patches@gnu.org" <gcc-patches@gnu.org>
Date: Sat, 11 Dec 2010 15:03:42 +0100 (CET)

Committed to trunk.

Thanks


Index: objc-private/module-abi-8.h
===================================================================
--- objc-private/module-abi-8.h (revision 167709)
+++ objc-private/module-abi-8.h (working copy)
@@ -47,8 +47,11 @@
    categories  defined in the module.   */
 struct objc_symtab
 {
-  unsigned long sel_ref_cnt;  /* Unknown. */
-  SEL        refs;            /* Unknown. */
+  unsigned long sel_ref_cnt;  /* Unused (always set to 0). */
+  SEL      refs;              /* The table of selectors referenced in
+                                 this module.  This is terminated by a
+                                 selector with NULL sel_id and NULL
+                                 sel_types.  */
   unsigned short cls_def_cnt; /* Number of classes compiled (defined)
                                  in the module. */
   unsigned short cat_def_cnt; /* Number of categories compiled
Index: ChangeLog
===================================================================
--- ChangeLog   (revision 167709)
+++ ChangeLog   (working copy)
@@ -1,3 +1,9 @@
+2010-12-11  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+       * objc-private/module-abi-8.h (struct objc_symtab): Updated
+       description of sel_ref_cnt and refs.
+       * objc/deprecated/struct_objc_symtab.h (objc_symtab): Same change.
+       
 2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>
 
        PR target/40125
Index: objc/deprecated/struct_objc_symtab.h
===================================================================
--- objc/deprecated/struct_objc_symtab.h        (revision 167709)
+++ objc/deprecated/struct_objc_symtab.h        (working copy)
@@ -5,8 +5,11 @@
    A Symtab contains a variable length array of pointers to classes and
    categories  defined in the module.   */
 typedef struct objc_symtab {
-  unsigned long sel_ref_cnt;                     /* Unknown. */
-  SEL        refs;                              /* Unknown. */
+  unsigned long sel_ref_cnt;  /* Unused (always set to 0). */
+  SEL      refs;              /* The table of selectors referenced in
+                                 this module.  This is terminated by a
+                                 selector with NULL sel_id and NULL
+                                 sel_types.  */
   unsigned short cls_def_cnt;                   /* Number of classes compiled
                                                   (defined) in the module. */
   unsigned short cat_def_cnt;                   /* Number of categories