Close of build 84.
--- /dev/null 2013-10-06 14:14:47.000000000 -0700
+++ gdb-7.6/gdb/sol2-core-regset.c 2013-10-06 13:55:51.348498600 -0700
@@ -0,0 +1,147 @@
+/* Machine dependent GDB support for core files on Solaris using "regsets".
+
+ Copyright (C) 2013 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 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ 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, see <http://www.gnu.org/licenses/>. */
+
+/* This file is used by Solaris core dumps. The Solaris /proc filesystem
+ * will yield different sizes for prgregset_t prfpregset_t depending
+ * on sizeof(void*). We handle these differences in this Solaris-specific
+ * core-regset.c file, as opposed to imposing all these Solaris particulars
+ * on everyone else.
+ */
+
+#include "defs.h"
+#include "command.h"
+#include "gdbcore.h"
+#include "gdbarch.h"
+#include "inferior.h"
+#include "target.h"
+#include "regcache.h"
+#include "elf-bfd.h"
+
+#include <fcntl.h>
+#include <errno.h>
+#include "gdb_string.h"
+#include <time.h>
+#ifdef HAVE_SYS_PROCFS_H
+#include <sys/procfs.h>
+#endif
+
+/* Prototypes for supply_gregset etc. */
+#include "gregset.h"
+
+/* Provide registers to GDB from a core file.
+
+ CORE_REG_SECT points to an array of bytes, which are the contents
+ of a `note' from a core file which BFD thinks might contain
+ register contents. CORE_REG_SIZE is its size.
+
+ WHICH says which register set corelow suspects this is:
+ 0 --- the general-purpose register set, in gregset_t format
+ 2 --- the floating-point register set, in fpregset_t format
+
+ REG_ADDR is ignored. */
+
+static void
+fetch_core_registers (struct regcache *regcache,
+ char *core_reg_sect,
+ unsigned core_reg_size,
+ int which,
+ CORE_ADDR reg_addr)
+{
+ gdb_gregset_t gregset;
+ gdb_fpregset_t fpregset;
+ gdb_gregset_t *gregset_p = &gregset;
+ gdb_fpregset_t *fpregset_p = &fpregset;
+ /* use default sizes on 64-bit Solaris */
+ size_t gregset_size = sizeof (gregset);
+ size_t fpregset_size = sizeof (fpregset);
+ int pointer_size;
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ enum bfd_endian byte_order;
+
+ if (gdbarch_osabi (gdbarch) == GDB_OSABI_SOLARIS)
+ {
+ set_regcache_from_corefile (regcache);
+ byte_order = gdbarch_byte_order (gdbarch);
+ pointer_size = gdbarch_ptr_bit (gdbarch);
+
+ if ((byte_order == BFD_ENDIAN_BIG) && (pointer_size == 32))
+ {
+ gregset_size = 152;
+ fpregset_size = 144;
+ }
+ else if ((byte_order == BFD_ENDIAN_LITTLE) && (pointer_size == 32))
+ {
+ gregset_size = 76;
+ fpregset_size = 380;
+ }
+ }
+
+ switch (which)
+ {
+ case 0:
+ if (core_reg_size != gregset_size)
+ warning (_("Wrong size gregset in core file."));
+ else
+ {
+ memcpy (&gregset, core_reg_sect, gregset_size);
+ supply_gregset (regcache, (const gdb_gregset_t *) gregset_p);
+ }
+ break;
+
+ case 2:
+ if (core_reg_size != fpregset_size)
+ warning (_("Wrong size fpregset in core file."));
+ else
+ {
+ memcpy (&fpregset, core_reg_sect, fpregset_size);
+ if (gdbarch_fp0_regnum (get_regcache_arch (regcache)) >= 0)
+ supply_fpregset (regcache,
+ (const gdb_fpregset_t *) fpregset_p);
+ }
+ break;
+
+ default:
+ /* We've covered all the kinds of registers we know about here,
+ so this must be something we wouldn't know what to do with
+ anyway. Just ignore it. */
+ break;
+ }
+}
+
+
+/* Register that we are able to handle ELF core file formats using
+ standard procfs "regset" structures. */
+
+static struct core_fns regset_core_fns =
+{
+ bfd_target_elf_flavour, /* core_flavour */
+ default_check_format, /* check_format */
+ default_core_sniffer, /* core_sniffer */
+ fetch_core_registers, /* core_read_registers */
+ NULL /* next */
+};
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+extern void _initialize_core_regset (void);
+
+void
+_initialize_core_regset (void)
+{
+ deprecated_add_core_fns (®set_core_fns);
+}