mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-03 18:31:04 +00:00
e0bbae0062
Signed-off-by: Sergey Bugaev <bugaevc@gmail.com> Message-Id: <20230319151017.531737-23-bugaevc@gmail.com>
74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/* Machine dependent pthreads code. Hurd/x86_64 version.
|
|
Copyright (C) 2000-2023 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <assert.h>
|
|
|
|
#include <mach.h>
|
|
#include <mach/machine/thread_status.h>
|
|
#include <mach/machine/mach_i386.h>
|
|
#include <mach/mig_errors.h>
|
|
#include <mach/thread_status.h>
|
|
|
|
int
|
|
__thread_set_pcsptp (thread_t thread,
|
|
int set_ip, void *ip,
|
|
int set_sp, void *sp,
|
|
int set_tp, void *tp)
|
|
{
|
|
error_t err;
|
|
struct i386_thread_state state;
|
|
struct i386_fsgs_base_state fsgs_state;
|
|
mach_msg_type_number_t state_count;
|
|
|
|
state_count = i386_THREAD_STATE_COUNT;
|
|
|
|
err = __thread_get_state (thread, i386_REGS_SEGS_STATE,
|
|
(thread_state_t) &state, &state_count);
|
|
if (err)
|
|
return err;
|
|
assert (state_count == i386_THREAD_STATE_COUNT);
|
|
|
|
if (set_sp)
|
|
state.ursp = (uintptr_t) sp;
|
|
if (set_ip)
|
|
state.rip = (uintptr_t) ip;
|
|
|
|
err = __thread_set_state (thread, i386_REGS_SEGS_STATE,
|
|
(thread_state_t) &state, i386_THREAD_STATE_COUNT);
|
|
if (err)
|
|
return err;
|
|
|
|
if (set_tp)
|
|
{
|
|
state_count = i386_FSGS_BASE_STATE_COUNT;
|
|
err = __thread_get_state (thread, i386_FSGS_BASE_STATE,
|
|
(thread_state_t) &fsgs_state, &state_count);
|
|
if (err)
|
|
return err;
|
|
assert (state_count == i386_FSGS_BASE_STATE_COUNT);
|
|
fsgs_state.fs_base = (uintptr_t) tp;
|
|
err = __thread_set_state (thread, i386_FSGS_BASE_STATE,
|
|
(thread_state_t) &fsgs_state, state_count);
|
|
if (err)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|