// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/lib/xor-neon.c * * Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> */ #include <linux/raid/xor.h> #include <linux/module.h> MODULE_LICENSE("GPL"); #ifndef __ARM_NEON__ #error You should compile this file with '-march=armv7-a -mfloat-abi=softfp -mfpu=neon' #endif /* * Pull in the reference implementations while instructing GCC (through * -ftree-vectorize) to attempt to exploit implicit parallelism and emit * NEON instructions. Clang does this by default at O2 so no pragma is * needed. */ #ifdef CONFIG_CC_IS_GCC #pragma GCC optimize "tree-vectorize" #endif #pragma GCC diagnostic ignored "-Wunused-variable" #include <asm-generic/xor.h> struct xor_block_template const xor_block_neon_inner = { .name = "__inner_neon__", .do_2 = xor_8regs_2, .do_3 = xor_8regs_3, .do_4 = xor_8regs_4, .do_5 = xor_8regs_5, }; EXPORT_SYMBOL(xor_block_neon_inner);