/* Native-dependent code for GNU/Linux i386.
- Copyright (C) 1999-2016 Free Software Foundation, Inc.
+ Copyright (C) 1999-2017 Free Software Foundation, Inc.
This file is part of GDB.
#include "linux-nat.h"
#include "x86-linux-nat.h"
#include "nat/linux-ptrace.h"
+#include "inf-ptrace.h"
/* The register sets used in GNU/Linux ELF core-dumps are identical to
the register sets in `struct user' that is used for a.out
(I386_ST0_REGNUM <= (regno) && (regno) < I386_SSE_NUM_REGS)
#define GETXSTATEREGS_SUPPLIES(regno) \
- (I386_ST0_REGNUM <= (regno) && (regno) < I386_AVX512_NUM_REGS)
+ (I386_ST0_REGNUM <= (regno) && (regno) < I386_PKEYS_NUM_REGS)
/* Does the current host support the GETREGS request? */
int have_ptrace_getregs =
static void
fetch_register (struct regcache *regcache, int regno)
{
- int tid;
+ pid_t tid;
int val;
gdb_assert (!have_ptrace_getregs);
return;
}
- /* GNU/Linux LWP ID's are process ID's. */
- tid = ptid_get_lwp (inferior_ptid);
- if (tid == 0)
- tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
+ tid = get_ptrace_pid (regcache_get_ptid (regcache));
errno = 0;
val = ptrace (PTRACE_PEEKUSER, tid,
static void
store_register (const struct regcache *regcache, int regno)
{
- int tid;
+ pid_t tid;
int val;
gdb_assert (!have_ptrace_getregs);
if (i386_linux_gregset_reg_offset[regno] == -1)
return;
- /* GNU/Linux LWP ID's are process ID's. */
- tid = ptid_get_lwp (inferior_ptid);
- if (tid == 0)
- tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
+ tid = get_ptrace_pid (regcache_get_ptid (regcache));
errno = 0;
regcache_raw_collect (regcache, regno, &val);
i386_linux_fetch_inferior_registers (struct target_ops *ops,
struct regcache *regcache, int regno)
{
- int tid;
+ pid_t tid;
/* Use the old method of peeking around in `struct user' if the
GETREGS request isn't available. */
return;
}
- /* GNU/Linux LWP ID's are process ID's. */
- tid = ptid_get_lwp (inferior_ptid);
- if (tid == 0)
- tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
+ tid = get_ptrace_pid (regcache_get_ptid (regcache));
/* Use the PTRACE_GETFPXREGS request whenever possible, since it
transfers more registers in one system call, and we'll cache the
i386_linux_store_inferior_registers (struct target_ops *ops,
struct regcache *regcache, int regno)
{
- int tid;
+ pid_t tid;
/* Use the old method of poking around in `struct user' if the
SETREGS request isn't available. */
return;
}
- /* GNU/Linux LWP ID's are process ID's. */
- tid = ptid_get_lwp (inferior_ptid);
- if (tid == 0)
- tid = ptid_get_pid (inferior_ptid); /* Not a threaded program. */
+ tid = get_ptrace_pid (regcache_get_ptid (regcache));
/* Use the PTRACE_SETFPXREGS requests whenever possible, since it
transfers more registers in one system call. But remember that