linux/linux-5.4.31/arch/hexagon/kernel/trampoline.S

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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*/
/*
* Trampoline sequences to be copied onto user stack.
* This consumes a little more space than hand-assembling
* immediate constants for use in C, but is more portable
* to future tweaks to the Hexagon instruction set.
*/
#include <asm/unistd.h>
/* Sig trampolines - call sys_sigreturn or sys_rt_sigreturn as appropriate */
/* plain sigreturn is gone. */
.globl __rt_sigtramp_template
__rt_sigtramp_template:
r6 = #__NR_rt_sigreturn;
trap0(#1);