VexRiscvBPluginGenerator/chacha20standalone-rv32/ecrypt-machine.h

60 lines
1.4 KiB
C

/* ecrypt-machine.h */
/*
* This file is included by 'ecrypt-portable.h'. It allows to override
* the default macros for specific platforms. Please carefully check
* the machine code generated by your compiler (with optimisations
* turned on) before deciding to edit this file.
*/
/* ------------------------------------------------------------------------- */
#if (defined(ECRYPT_DEFAULT_ROT) && !defined(ECRYPT_MACHINE_ROT))
#define ECRYPT_MACHINE_ROT
#if (defined(WIN32) && defined(_MSC_VER))
#undef ROTL32
#undef ROTR32
#undef ROTL64
#undef ROTR64
#include <stdlib.h>
#pragma intrinsic(_lrotl) /* compile rotations "inline" */
#pragma intrinsic(_lrotr)
#define ROTL32(v, n) _lrotl(v, n)
#define ROTR32(v, n) _lrotr(v, n)
#define ROTL64(v, n) _rotl64(v, n)
#define ROTR64(v, n) _rotr64(v, n)
#endif
#if 0 //def __riscv
#warning "Hardwiring support for B"
#include <rvintrin.h>
#undef ROTL32
#define ROTL32(v,c) _rv32_rol(v,c)
#undef ROTR32
#define ROTR32(v,c) _rv32_ror(v,c)
#endif
#endif
/* ------------------------------------------------------------------------- */
#if (defined(ECRYPT_DEFAULT_SWAP) && !defined(ECRYPT_MACHINE_SWAP))
#define ECRYPT_MACHINE_SWAP
#if 0 //def __riscv
#warning "Hardwiring support for B"
#include <rvintrin.h>
#undef SWAP32
#define SWAP32(v) _rv32_rev8(v) // grev with imm=24
#endif
#endif
/* ------------------------------------------------------------------------- */