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-rw-r--r--gdb/i386-nbsd-nat.c84
1 files changed, 0 insertions, 84 deletions
diff --git a/gdb/i386-nbsd-nat.c b/gdb/i386-nbsd-nat.c
deleted file mode 100644
index ac775c1..0000000
--- a/gdb/i386-nbsd-nat.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/* Native-dependent code for NetBSD/i386.
-
- Copyright (C) 2004-2020 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/>. */
-
-#include "defs.h"
-#include "gdbcore.h"
-#include "regcache.h"
-#include "target.h"
-
-#include "i386-tdep.h"
-#include "i386-bsd-nat.h"
-
-/* Support for debugging kernel virtual memory images. */
-
-#include <sys/types.h>
-#include <machine/frame.h>
-#include <machine/pcb.h>
-
-#include "nbsd-nat.h"
-#include "bsd-kvm.h"
-
-static int
-i386nbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
-{
- struct switchframe sf;
-
- /* The following is true for NetBSD 1.6.2:
-
- The pcb contains %esp and %ebp at the point of the context switch
- in cpu_switch(). At that point we have a stack frame as
- described by `struct switchframe', which for NetBSD 1.6.2 has the
- following layout:
-
- interrupt level
- %edi
- %esi
- %ebx
- %eip
-
- we reconstruct the register state as it would look when we just
- returned from cpu_switch(). */
-
- /* The stack pointer shouldn't be zero. */
- if (pcb->pcb_esp == 0)
- return 0;
-
- read_memory (pcb->pcb_esp, (gdb_byte *)&sf, sizeof sf);
- pcb->pcb_esp += sizeof (struct switchframe);
- regcache->raw_supply (I386_EDI_REGNUM, &sf.sf_edi);
- regcache->raw_supply (I386_ESI_REGNUM, &sf.sf_esi);
- regcache->raw_supply (I386_EBP_REGNUM, &pcb->pcb_ebp);
- regcache->raw_supply (I386_ESP_REGNUM, &pcb->pcb_esp);
- regcache->raw_supply (I386_EBX_REGNUM, &sf.sf_ebx);
- regcache->raw_supply (I386_EIP_REGNUM, &sf.sf_eip);
-
- return 1;
-}
-
-static i386_bsd_nat_target<nbsd_nat_target> the_i386_nbsd_nat_target;
-
-void _initialize_i386nbsd_nat ();
-void
-_initialize_i386nbsd_nat ()
-{
- add_inf_child_target (&the_i386_nbsd_nat_target);
-
- /* Support debugging kernel virtual memory images. */
- bsd_kvm_add_target (i386nbsd_supply_pcb);
-}