root/arch/loongarch/lib/xor_simd_glue.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * LoongArch SIMD XOR operations
 *
 * Copyright (C) 2023 WANG Xuerui <git@xen0n.name>
 */

#include <linux/export.h>
#include <linux/sched.h>
#include <asm/fpu.h>
#include <asm/xor_simd.h>
#include "xor_simd.h"

#define MAKE_XOR_GLUE_2(flavor)                                                 \
void xor_##flavor##_2(unsigned long bytes, unsigned long * __restrict p1,       \
                      const unsigned long * __restrict p2)                      \
{                                                                               \
        kernel_fpu_begin();                                                     \
        __xor_##flavor##_2(bytes, p1, p2);                                      \
        kernel_fpu_end();                                                       \
}                                                                               \
EXPORT_SYMBOL_GPL(xor_##flavor##_2)

#define MAKE_XOR_GLUE_3(flavor)                                                 \
void xor_##flavor##_3(unsigned long bytes, unsigned long * __restrict p1,       \
                      const unsigned long * __restrict p2,                      \
                      const unsigned long * __restrict p3)                      \
{                                                                               \
        kernel_fpu_begin();                                                     \
        __xor_##flavor##_3(bytes, p1, p2, p3);                                  \
        kernel_fpu_end();                                                       \
}                                                                               \
EXPORT_SYMBOL_GPL(xor_##flavor##_3)

#define MAKE_XOR_GLUE_4(flavor)                                                 \
void xor_##flavor##_4(unsigned long bytes, unsigned long * __restrict p1,       \
                      const unsigned long * __restrict p2,                      \
                      const unsigned long * __restrict p3,                      \
                      const unsigned long * __restrict p4)                      \
{                                                                               \
        kernel_fpu_begin();                                                     \
        __xor_##flavor##_4(bytes, p1, p2, p3, p4);                              \
        kernel_fpu_end();                                                       \
}                                                                               \
EXPORT_SYMBOL_GPL(xor_##flavor##_4)

#define MAKE_XOR_GLUE_5(flavor)                                                 \
void xor_##flavor##_5(unsigned long bytes, unsigned long * __restrict p1,       \
                      const unsigned long * __restrict p2,                      \
                      const unsigned long * __restrict p3,                      \
                      const unsigned long * __restrict p4,                      \
                      const unsigned long * __restrict p5)                      \
{                                                                               \
        kernel_fpu_begin();                                                     \
        __xor_##flavor##_5(bytes, p1, p2, p3, p4, p5);                          \
        kernel_fpu_end();                                                       \
}                                                                               \
EXPORT_SYMBOL_GPL(xor_##flavor##_5)

#define MAKE_XOR_GLUES(flavor)          \
        MAKE_XOR_GLUE_2(flavor);        \
        MAKE_XOR_GLUE_3(flavor);        \
        MAKE_XOR_GLUE_4(flavor);        \
        MAKE_XOR_GLUE_5(flavor)

#ifdef CONFIG_CPU_HAS_LSX
MAKE_XOR_GLUES(lsx);
#endif

#ifdef CONFIG_CPU_HAS_LASX
MAKE_XOR_GLUES(lasx);
#endif