* arm-wince-tdep.c (ARM_WINCE_JB_PC): Change to 10.

[deliverable/binutils-gdb.git] / gdb / amd64fbsd-nat.c

diff --git a/gdb/amd64fbsd-nat.c b/gdb/amd64fbsd-nat.c
index e0f008c330356f92073af522cfb984744ee3f047..b7c62623fbb84008349bb71cb96928cad1ba307c 100644 (file)
--- a/gdb/amd64fbsd-nat.c
+++ b/gdb/amd64fbsd-nat.c
@@ -1,12 +1,12 @@
 /* Native-dependent code for FreeBSD/amd64.
 
-   Copyright 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2007 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,
@@ -15,13 +15,12 @@
    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 "inferior.h"
 #include "regcache.h"
+#include "target.h"
 
 #include "gdb_assert.h"
 #include <signal.h>
@@ -31,6 +30,7 @@
 #include <sys/sysctl.h>
 #include <machine/reg.h>
 
+#include "fbsd-nat.h"
 #include "amd64-tdep.h"
 #include "amd64-nat.h"
 \f
@@ -91,17 +91,69 @@ static int amd64fbsd32_r_reg_offset[I386_NUM_GREGS] =
 };
 \f
 
+/* Support for debugging kernel virtual memory images.  */
+
+#include <sys/types.h>
+#include <machine/pcb.h>
+
+#include "bsd-kvm.h"
+
+static int
+amd64fbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
+{
+  /* The following is true for FreeBSD 5.2:
+
+     The pcb contains %rip, %rbx, %rsp, %rbp, %r12, %r13, %r14, %r15,
+     %ds, %es, %fs and %gs.  This accounts for all callee-saved
+     registers specified by the psABI and then some.  Here %esp
+     contains the stack pointer at the point just after the call to
+     cpu_switch().  From this information we reconstruct the register
+     state as it would like when we just returned from cpu_switch().  */
+
+  /* The stack pointer shouldn't be zero.  */
+  if (pcb->pcb_rsp == 0)
+    return 0;
+
+  pcb->pcb_rsp += 8;
+  regcache_raw_supply (regcache, AMD64_RIP_REGNUM, &pcb->pcb_rip);
+  regcache_raw_supply (regcache, AMD64_RBX_REGNUM, &pcb->pcb_rbx);
+  regcache_raw_supply (regcache, AMD64_RSP_REGNUM, &pcb->pcb_rsp);
+  regcache_raw_supply (regcache, AMD64_RBP_REGNUM, &pcb->pcb_rbp);
+  regcache_raw_supply (regcache, 12, &pcb->pcb_r12);
+  regcache_raw_supply (regcache, 13, &pcb->pcb_r13);
+  regcache_raw_supply (regcache, 14, &pcb->pcb_r14);
+  regcache_raw_supply (regcache, 15, &pcb->pcb_r15);
+  regcache_raw_supply (regcache, AMD64_DS_REGNUM, &pcb->pcb_ds);
+  regcache_raw_supply (regcache, AMD64_ES_REGNUM, &pcb->pcb_es);
+  regcache_raw_supply (regcache, AMD64_FS_REGNUM, &pcb->pcb_fs);
+  regcache_raw_supply (regcache, AMD64_GS_REGNUM, &pcb->pcb_gs);
+
+  return 1;
+}
+\f
+
 /* Provide a prototype to silence -Wmissing-prototypes.  */
 void _initialize_amd64fbsd_nat (void);
 
 void
 _initialize_amd64fbsd_nat (void)
 {
+  struct target_ops *t;
   int offset;
 
   amd64_native_gregset32_reg_offset = amd64fbsd32_r_reg_offset;
   amd64_native_gregset64_reg_offset = amd64fbsd64_r_reg_offset;
 
+  /* Add some extra features to the common *BSD/i386 target.  */
+  t = amd64bsd_target ();
+  t->to_pid_to_exec_file = fbsd_pid_to_exec_file;
+  t->to_find_memory_regions = fbsd_find_memory_regions;
+  t->to_make_corefile_notes = fbsd_make_corefile_notes;
+  add_target (t);
+
+  /* Support debugging kernel virtual memory images.  */
+  bsd_kvm_add_target (amd64fbsd_supply_pcb);
+
   /* To support the recognition of signal handlers, i386bsd-tdep.c
      hardcodes some constants.  Inclusion of this file means that we
      are compiling a native debugger, which means that we can use the
@@ -124,9 +176,9 @@ _initialize_amd64fbsd_nat (void)
 
   if (SC_RIP_OFFSET != offset)
     {
-      warning ("\
+      warning (_("\
 offsetof (struct sigcontext, sc_rip) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.", 
+Please report this to <bug-gdb@gnu.org>."),
               offset, SC_RIP_OFFSET);
     }
 
@@ -137,9 +189,9 @@ Please report this to <bug-gdb@gnu.org>.",
 
   if (SC_RSP_OFFSET != offset)
     {
-      warning ("\
+      warning (_("\
 offsetof (struct sigcontext, sc_rsp) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
               offset, SC_RSP_OFFSET);
     }
 
@@ -150,9 +202,9 @@ Please report this to <bug-gdb@gnu.org>.",
 
   if (SC_RBP_OFFSET != offset)
     {
-      warning ("\
+      warning (_("\
 offsetof (struct sigcontext, sc_rbp) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
               offset, SC_RBP_OFFSET);
     }