// SPDX-License-Identifier: GPL-2.0
// Copyright (C) 2020 ARM Limited

#include "helper.h"

size_t keyia_sign(size_t ptr)
{
        asm volatile("paciza %0" : "+r" (ptr));
        return ptr;
}

size_t keyib_sign(size_t ptr)
{
        asm volatile("pacizb %0" : "+r" (ptr));
        return ptr;
}

size_t keyda_sign(size_t ptr)
{
        asm volatile("pacdza %0" : "+r" (ptr));
        return ptr;
}

size_t keydb_sign(size_t ptr)
{
        asm volatile("pacdzb %0" : "+r" (ptr));
        return ptr;
}

size_t keyg_sign(size_t ptr)
{
        /* output is encoded in the upper 32 bits */
        size_t dest = 0;
        size_t modifier = 0;

        asm volatile("pacga %0, %1, %2" : "=r" (dest) : "r" (ptr), "r" (modifier));

        return dest;
}