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[deliverable/binutils-gdb.git] / gdb / regset.c

diff --git a/gdb/regset.c b/gdb/regset.c
index 7392676965d097e985db57577a5e9417c5c9c8bf..c963bf823f10c8f524ff7d1beacda508deadd764 100644 (file)
--- a/gdb/regset.c
+++ b/gdb/regset.c
@@ -1,12 +1,12 @@
-/* Regset support functions, for GDB.
+/* Manage register sets.
 
-   Copyright 2004 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2007, 2008 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -15,27 +15,30 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
 #include "regset.h"
+
 #include "gdb_assert.h"
 
+/* Allocate a fresh 'struct regset' whose supply_regset function is
+   SUPPLY_REGSET, and whose collect_regset function is COLLECT_REGSET.
+   If the regset has no collect_regset function, pass NULL for
+   COLLECT_REGSET.
+
+   The object returned is allocated on ARCH's obstack.  */
 
 struct regset *
 regset_alloc (struct gdbarch *arch,
-              const void *descr,
               supply_regset_ftype *supply_regset,
               collect_regset_ftype *collect_regset)
 {
-  struct regset *r
-    = (struct regset *) gdbarch_obstack_zalloc (arch, sizeof (*r));
+  struct regset *regset = GDBARCH_OBSTACK_ZALLOC (arch, struct regset);
 
-  r->descr = descr;
-  r->supply_regset = supply_regset;
-  r->collect_regset = collect_regset;
+  regset->arch = arch;
+  regset->supply_regset = supply_regset;
+  regset->collect_regset = collect_regset;
 
-  return r;
+  return regset;
 }