root/crypto/openssl/crypto/mips_arch.h
/*
 * Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#ifndef OSSL_CRYPTO_MIPS_ARCH_H
#define OSSL_CRYPTO_MIPS_ARCH_H

#if (defined(__mips_smartmips) || defined(_MIPS_ARCH_MIPS32R3) || defined(_MIPS_ARCH_MIPS32R5) || defined(_MIPS_ARCH_MIPS32R6)) \
    && !defined(_MIPS_ARCH_MIPS32R2)
#define _MIPS_ARCH_MIPS32R2
#endif

#if (defined(_MIPS_ARCH_MIPS64R3) || defined(_MIPS_ARCH_MIPS64R5) || defined(_MIPS_ARCH_MIPS64R6)) \
    && !defined(_MIPS_ARCH_MIPS64R2)
#define _MIPS_ARCH_MIPS64R2
#endif

#if defined(_MIPS_ARCH_MIPS64R6)
#define dmultu(rs, rt)
#define mflo(rd, rs, rt) dmulu rd, rs, rt
#define mfhi(rd, rs, rt) dmuhu rd, rs, rt
#elif defined(_MIPS_ARCH_MIPS32R6)
#define multu(rs, rt)
#define mflo(rd, rs, rt) mulu rd, rs, rt
#define mfhi(rd, rs, rt) muhu rd, rs, rt
#else
#define dmultu(rs, rt) dmultu rs, rt
#define multu(rs, rt) multu rs, rt
#define mflo(rd, rs, rt) mflo rd
#define mfhi(rd, rs, rt) mfhi rd
#endif

#endif