#include "regset.h"
#include "linux-nat.h"
#include "amd64-linux-tdep.h"
+#include "linux-btrace.h"
+#include "btrace.h"
#include "gdb_assert.h"
#include "gdb_string.h"
int tid;
/* GNU/Linux LWP ID's are process ID's. */
- tid = TIDGET (inferior_ptid);
+ tid = ptid_get_lwp (inferior_ptid);
if (tid == 0)
- tid = PIDGET (inferior_ptid); /* Not a threaded program. */
+ tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
if (regnum == -1 || amd64_native_gregset_supplies_p (gdbarch, regnum))
{
int tid;
/* GNU/Linux LWP ID's are process ID's. */
- tid = TIDGET (inferior_ptid);
+ tid = ptid_get_lwp (inferior_ptid);
if (tid == 0)
- tid = PIDGET (inferior_ptid); /* Not a threaded program. */
+ tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
if (regnum == -1 || amd64_native_gregset_supplies_p (gdbarch, regnum))
{
int tid;
unsigned long value;
- tid = TIDGET (ptid);
+ tid = ptid_get_lwp (ptid);
if (tid == 0)
- tid = PIDGET (ptid);
+ tid = ptid_get_pid (ptid);
errno = 0;
value = ptrace (PTRACE_PEEKUSER, tid,
{
int tid;
- tid = TIDGET (ptid);
+ tid = ptid_get_lwp (ptid);
if (tid == 0)
- tid = PIDGET (ptid);
+ tid = ptid_get_pid (ptid);
errno = 0;
ptrace (PTRACE_POKEUSER, tid,
static uint64_t xcr0;
/* GNU/Linux LWP ID's are process ID's. */
- tid = TIDGET (inferior_ptid);
+ tid = ptid_get_lwp (inferior_ptid);
if (tid == 0)
- tid = PIDGET (inferior_ptid); /* Not a threaded program. */
+ tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
/* Get CS register. */
errno = 0;
}
}
+/* Enable branch tracing. */
+
+static struct btrace_target_info *
+amd64_linux_enable_btrace (ptid_t ptid)
+{
+ struct btrace_target_info *tinfo;
+ struct gdbarch *gdbarch;
+
+ errno = 0;
+ tinfo = linux_enable_btrace (ptid);
+
+ if (tinfo == NULL)
+ error (_("Could not enable branch tracing for %s: %s."),
+ target_pid_to_str (ptid), safe_strerror (errno));
+
+ /* Fill in the size of a pointer in bits. */
+ gdbarch = target_thread_architecture (ptid);
+ tinfo->ptr_bits = gdbarch_ptr_bit (gdbarch);
+
+ return tinfo;
+}
+
+/* Disable branch tracing. */
+
+static void
+amd64_linux_disable_btrace (struct btrace_target_info *tinfo)
+{
+ int errcode = linux_disable_btrace (tinfo);
+
+ if (errcode != 0)
+ error (_("Could not disable branch tracing: %s."), safe_strerror (errcode));
+}
+
+/* Teardown branch tracing. */
+
+static void
+amd64_linux_teardown_btrace (struct btrace_target_info *tinfo)
+{
+ /* Ignore errors. */
+ linux_disable_btrace (tinfo);
+}
+
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_amd64_linux_nat (void);
t->to_read_description = amd64_linux_read_description;
+ /* Add btrace methods. */
+ t->to_supports_btrace = linux_supports_btrace;
+ t->to_enable_btrace = amd64_linux_enable_btrace;
+ t->to_disable_btrace = amd64_linux_disable_btrace;
+ t->to_teardown_btrace = amd64_linux_teardown_btrace;
+ t->to_read_btrace = linux_read_btrace;
+
/* Register the target. */
linux_nat_add_target (t);
linux_nat_set_new_thread (t, amd64_linux_new_thread);