Remove last traces of discard_all_inferiors

[deliverable/binutils-gdb.git] / gdb / aarch64-fbsd-nat.c

diff --git a/gdb/aarch64-fbsd-nat.c b/gdb/aarch64-fbsd-nat.c
index ffe7d5ba3a0e1e68737688caeb616dc03ed01fe3..51fd8580027453febd18d1a45538c40decca748f 100644 (file)
--- a/gdb/aarch64-fbsd-nat.c
+++ b/gdb/aarch64-fbsd-nat.c
@@ -1,6 +1,6 @@
 /* Native-dependent code for FreeBSD/aarch64.
 
-   Copyright (C) 2017 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -18,6 +18,7 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
+#include "regcache.h"
 #include "target.h"
 
 #include <sys/types.h>
@@ -29,10 +30,18 @@
 #include "aarch64-fbsd-tdep.h"
 #include "inf-ptrace.h"
 
+struct aarch64_fbsd_nat_target final : public fbsd_nat_target
+{
+  void fetch_registers (struct regcache *, int) override;
+  void store_registers (struct regcache *, int) override;
+};
+
+static aarch64_fbsd_nat_target the_aarch64_fbsd_nat_target;
+
 /* Determine if PT_GETREGS fetches REGNUM.  */
 
 static bool
-getregs_supplies (struct gdbarch *gdbarch, int regnum)
+getregs_supplies (int regnum)
 {
   return (regnum >= AARCH64_X0_REGNUM && regnum <= AARCH64_CPSR_REGNUM);
 }
@@ -40,7 +49,7 @@ getregs_supplies (struct gdbarch *gdbarch, int regnum)
 /* Determine if PT_GETFPREGS fetches REGNUM.  */
 
 static bool
-getfpregs_supplies (struct gdbarch *gdbarch, int regnum)
+getfpregs_supplies (int regnum)
 {
   return (regnum >= AARCH64_V0_REGNUM && regnum <= AARCH64_FPCR_REGNUM);
 }
@@ -48,14 +57,13 @@ getfpregs_supplies (struct gdbarch *gdbarch, int regnum)
 /* Fetch register REGNUM from the inferior.  If REGNUM is -1, do this
    for all registers.  */
 
-static void
-aarch64_fbsd_fetch_inferior_registers (struct target_ops *ops,
-                                   struct regcache *regcache, int regnum)
+void
+aarch64_fbsd_nat_target::fetch_registers (struct regcache *regcache,
+                                         int regnum)
 {
-  pid_t pid = get_ptrace_pid (regcache_get_ptid (regcache));
+  pid_t pid = get_ptrace_pid (regcache->ptid ());
 
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
-  if (regnum == -1 || getregs_supplies (gdbarch, regnum))
+  if (regnum == -1 || getregs_supplies (regnum))
     {
       struct reg regs;
 
@@ -66,7 +74,7 @@ aarch64_fbsd_fetch_inferior_registers (struct target_ops *ops,
                               sizeof (regs));
     }
 
-  if (regnum == -1 || getfpregs_supplies (gdbarch, regnum))
+  if (regnum == -1 || getfpregs_supplies (regnum))
     {
       struct fpreg fpregs;
 
@@ -81,14 +89,13 @@ aarch64_fbsd_fetch_inferior_registers (struct target_ops *ops,
 /* Store register REGNUM back into the inferior.  If REGNUM is -1, do
    this for all registers.  */
 
-static void
-aarch64_fbsd_store_inferior_registers (struct target_ops *ops,
-                                   struct regcache *regcache, int regnum)
+void
+aarch64_fbsd_nat_target::store_registers (struct regcache *regcache,
+                                         int regnum)
 {
-  pid_t pid = get_ptrace_pid (regcache_get_ptid (regcache));
+  pid_t pid = get_ptrace_pid (regcache->ptid ());
 
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
-  if (regnum == -1 || getregs_supplies (gdbarch, regnum))
+  if (regnum == -1 || getregs_supplies (regnum))
     {
       struct reg regs;
 
@@ -102,7 +109,7 @@ aarch64_fbsd_store_inferior_registers (struct target_ops *ops,
        perror_with_name (_("Couldn't write registers"));
     }
 
-  if (regnum == -1 || getfpregs_supplies (gdbarch, regnum))
+  if (regnum == -1 || getfpregs_supplies (regnum))
     {
       struct fpreg fpregs;
 
@@ -120,10 +127,5 @@ aarch64_fbsd_store_inferior_registers (struct target_ops *ops,
 void
 _initialize_aarch64_fbsd_nat (void)
 {
-  struct target_ops *t;
-
-  t = inf_ptrace_target ();
-  t->to_fetch_registers = aarch64_fbsd_fetch_inferior_registers;
-  t->to_store_registers = aarch64_fbsd_store_inferior_registers;
-  fbsd_nat_add_target (t);
+  add_inf_child_target (&the_aarch64_fbsd_nat_target);
 }