/* Native-dependent code for GNU/Linux x86 (i386 and x86-64).
- Copyright (C) 1999-2015 Free Software Foundation, Inc.
+ Copyright (C) 1999-2020 Free Software Foundation, Inc.
This file is part of GDB.
#ifndef X86_LINUX_NAT_H
#define X86_LINUX_NAT_H 1
-#ifndef PTRACE_GETREGSET
-#define PTRACE_GETREGSET 0x4204
-#endif
+#include "gdb_proc_service.h" /* For ps_err_e. */
+#include "linux-nat.h"
+#include "x86-nat.h"
+#include "nat/x86-linux.h"
-#ifndef PTRACE_SETREGSET
-#define PTRACE_SETREGSET 0x4205
-#endif
+struct x86_linux_nat_target : public x86_nat_target<linux_nat_target>
+{
+ virtual ~x86_linux_nat_target () override = 0;
+
+ /* Override the GNU/Linux inferior startup hook. */
+ void post_startup_inferior (ptid_t) override;
+
+ /* Add the description reader. */
+ const struct target_desc *read_description () override;
+
+ struct btrace_target_info *enable_btrace (ptid_t ptid,
+ const struct btrace_config *conf) override;
+ void disable_btrace (struct btrace_target_info *tinfo) override;
+ void teardown_btrace (struct btrace_target_info *tinfo) override;
+ enum btrace_error read_btrace (struct btrace_data *data,
+ struct btrace_target_info *btinfo,
+ enum btrace_read_type type) override;
+ const struct btrace_config *btrace_conf (const struct btrace_target_info *) override;
+
+ /* These two are rewired to low_ versions. linux-nat.c queries
+ stopped-by-watchpoint info as soon as an lwp stops (via the low_
+ methods) and caches the result, to be returned via the normal
+ non-low methods. */
+ bool stopped_by_watchpoint () override
+ { return linux_nat_target::stopped_by_watchpoint (); }
+
+ bool stopped_data_address (CORE_ADDR *addr_p) override
+ { return linux_nat_target::stopped_data_address (addr_p); }
+
+ bool low_stopped_by_watchpoint () override
+ { return x86_nat_target::stopped_by_watchpoint (); }
+
+ bool low_stopped_data_address (CORE_ADDR *addr_p) override
+ { return x86_nat_target::stopped_data_address (addr_p); }
+
+ void low_new_fork (struct lwp_info *parent, pid_t child_pid) override;
+
+ void low_forget_process (pid_t pid) override
+ { x86_forget_process (pid); }
+
+ void low_prepare_to_resume (struct lwp_info *lwp) override
+ { x86_linux_prepare_to_resume (lwp); }
+
+ void low_new_thread (struct lwp_info *lwp) override
+ { x86_linux_new_thread (lwp); }
+
+ void low_delete_thread (struct arch_lwp_info *lwp) override
+ { x86_linux_delete_thread (lwp); }
+};
-/* Does the current host support PTRACE_GETREGSET? */
-extern int have_ptrace_getregset;
\f
/* Helper for ps_get_thread_area. Sets BASE_ADDR to a pointer to
extern ps_err_e x86_linux_get_thread_area (pid_t pid, void *addr,
unsigned int *base_addr);
-\f
-
-/* Create an x86 GNU/Linux target. */
-
-extern struct target_ops *x86_linux_create_target (void);
-
-/* Add an x86 GNU/Linux target. */
-
-extern void x86_linux_add_target (struct target_ops *t);
#endif