/* Native-dependent code for modern i386 BSD's.
- Copyright (C) 2000-2017 Free Software Foundation, Inc.
+ Copyright (C) 2000-2020 Free Software Foundation, Inc.
This file is part of GDB.
int offset = i386bsd_r_reg_offset[regnum];
if (offset != -1)
- regcache_raw_supply (regcache, regnum, regs + offset);
+ regcache->raw_supply (regnum, regs + offset);
}
}
int offset = i386bsd_r_reg_offset[i];
if (offset != -1)
- regcache_raw_collect (regcache, i, regs + offset);
+ regcache->raw_collect (i, regs + offset);
}
}
}
/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
for all registers (including the floating point registers). */
-static void
-i386bsd_fetch_inferior_registers (struct target_ops *ops,
- struct regcache *regcache, int regnum)
+void
+i386bsd_fetch_inferior_registers (struct regcache *regcache, int regnum)
{
- pid_t pid = get_ptrace_pid (regcache_get_ptid (regcache));
+ pid_t pid = get_ptrace_pid (regcache->ptid ());
if (regnum == -1 || GETREGS_SUPPLIES (regnum))
{
return;
}
+#ifdef PT_GETFSBASE
+ if (regnum == -1 || regnum == I386_FSBASE_REGNUM)
+ {
+ register_t base;
+
+ if (ptrace (PT_GETFSBASE, pid, (PTRACE_TYPE_ARG3) &base, 0) == -1)
+ perror_with_name (_("Couldn't get segment register fs_base"));
+
+ regcache->raw_supply (I386_FSBASE_REGNUM, &base);
+ if (regnum != -1)
+ return;
+ }
+#endif
+#ifdef PT_GETGSBASE
+ if (regnum == -1 || regnum == I386_GSBASE_REGNUM)
+ {
+ register_t base;
+
+ if (ptrace (PT_GETGSBASE, pid, (PTRACE_TYPE_ARG3) &base, 0) == -1)
+ perror_with_name (_("Couldn't get segment register gs_base"));
+
+ regcache->raw_supply (I386_GSBASE_REGNUM, &base);
+ if (regnum != -1)
+ return;
+ }
+#endif
+
if (regnum == -1 || regnum >= I386_ST0_REGNUM)
{
struct fpreg fpregs;
/* Store register REGNUM back into the inferior. If REGNUM is -1, do
this for all registers (including the floating point registers). */
-static void
-i386bsd_store_inferior_registers (struct target_ops *ops,
- struct regcache *regcache, int regnum)
+void
+i386bsd_store_inferior_registers (struct regcache *regcache, int regnum)
{
- pid_t pid = get_ptrace_pid (regcache_get_ptid (regcache));
+ pid_t pid = get_ptrace_pid (regcache->ptid ());
if (regnum == -1 || GETREGS_SUPPLIES (regnum))
{
return;
}
+#ifdef PT_SETFSBASE
+ if (regnum == -1 || regnum == I386_FSBASE_REGNUM)
+ {
+ register_t base;
+
+ regcache->raw_collect (I386_FSBASE_REGNUM, &base);
+
+ if (ptrace (PT_SETFSBASE, pid, (PTRACE_TYPE_ARG3) &base, 0) == -1)
+ perror_with_name (_("Couldn't write segment register fs_base"));
+ if (regnum != -1)
+ return;
+ }
+#endif
+#ifdef PT_SETGSBASE
+ if (regnum == -1 || regnum == I386_GSBASE_REGNUM)
+ {
+ register_t base;
+
+ regcache->raw_collect (I386_GSBASE_REGNUM, &base);
+
+ if (ptrace (PT_SETGSBASE, pid, (PTRACE_TYPE_ARG3) &base, 0) == -1)
+ perror_with_name (_("Couldn't write segment register gs_base"));
+ if (regnum != -1)
+ return;
+ }
+#endif
+
if (regnum == -1 || regnum >= I386_ST0_REGNUM)
{
struct fpreg fpregs;
}
}
-/* Create a prototype *BSD/i386 target. The client can override it
- with local methods. */
-
-struct target_ops *
-i386bsd_target (void)
-{
- struct target_ops *t;
-
- t = x86bsd_target ();
- t->to_fetch_registers = i386bsd_fetch_inferior_registers;
- t->to_store_registers = i386bsd_store_inferior_registers;
- return t;
-}
-
void
_initialize_i386bsd_nat (void)
{