Kernel/arch/amd64/tasking/signal_trampoline.s
2024-03-02 01:19:03 +02:00

39 lines
1.0 KiB
ArmAsm

/*
This file is part of Fennix Kernel.
Fennix Kernel is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix Kernel 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
.code64
.global _sig_native_trampoline_start
_sig_native_trampoline_start:
int $0x3
.global _sig_native_trampoline_end
_sig_native_trampoline_end:
.global _sig_linux_trampoline_start
_sig_linux_trampoline_start:
movq %rsp, %rbp
movq (%rbp), %rax
call *%rax
mov %rbp, %rsp
/* rt_sigreturn = 15 */
movq $15, %rax
syscall
.global _sig_linux_trampoline_end
_sig_linux_trampoline_end: