* regset.c: Tweak comment.

(regset_alloc): Remove descr argument.  Use GDBARCH_OBSTACK_ZALLOC
macro.
* regset.h: Update copyright year.
(struct regset): Remove `descr' member, add `gdbarch' member.
(regset_alloc): Adjust prototype and comment.
* i386-tdep.c (i386_supply_gregset): Get TDEP from REGSET->arch.
(i386_supply_fpregset): Likewise.
(i386_regset_from_core_section): Update call to regset_alloc.
* i386obsd-tdep.c (i386obsd_aout_supply_regset): Get TDEP from
REGSET->arch.
(i386obsd_aout_regset_from_core_section): Update call to
regset_alloc.
* i386nbsd-tdep.c (i386nbsd_aout_supply_regset): Get TDEP from
REGSET->arch.
(i386nbsd_aout_regset_from_core_section): Update call to
regset_alloc.
* amd64-tdep.c (amd64_supply_fpregset): Get TDEP from
REGSET->arch.
(amd64_regset_from_core_section): Update call to regset_alloc.
* amd64obsd-tdep.c (amd64obsd_supply_regset): Get TDEP from
REGSET->arch.
(amd64obsd_regset_from_core_section): Update call to regset_alloc.
* sparcnbsd-tdep.c (sparc32nbsd_supply_gregset): Directly pass
&sparc32nbsd_gregset in sparc32_supply_gregset call.
(sparc32nbsd_init_abi): Update call to regset_alloc.
* sparc64obsd-tdep.c (sparc64obsd_supply_gregset): Directly pass
&sparc64obsd_core_gregset in sparc64_supply_gregset call.
(sparc64obsd_init_abi): Update call to regset_alloc.
* sparc64nbsd-tdep.c (sparc64nbsd_supply_gregset): Directly pass
&sparc64nbsd_gregset in sparc64_supply_gregset call.
(sparc64nbsd_init_abi): Update call to regset_alloc.
* sparc64fbsd-tdep.c (sparc64fbsd_supply_gregset): Directly pass
&sparc64fbsd_gregset in sparc64_supply_gregset call.
(sparc64fbsd_init_abi): Update call to regset_alloc.

1 files changed, 13 insertions, 8 deletions

diff --git a/gdb/regset.c b/gdb/regset.c
index 7392676..d588b7d 100644
--- a/gdb/regset.c
+++ b/gdb/regset.c
@@ -1,4 +1,4 @@
-/* Regset support functions, for GDB.
+/* Manage register sets.
 
    Copyright 2004 Free Software Foundation, Inc.
 
@@ -21,21 +21,26 @@
 
 #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;
 }