Commit 7dec815e authored by Andy Polyakov's avatar Andy Polyakov Committed by Richard Levitte
Browse files

sha/keccak1600.c: subscribe more platforms for "complementing" optimization. 



E.g. on MIPS64 it gives >20% improvement...

Reviewed-by: default avatarMatt Caswell <matt@openssl.org>
Reviewed-by: default avatarRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8261)
parent 8e981051

crypto/sha/keccak1600.c

+8 −1
Original line number Diff line number Diff line
@@ -25,7 +25,14 @@ void SHA3_squeeze(uint64_t A[5][5], unsigned char *out, size_t len, size_t r); 
# define KECCAK_2X      /* default to KECCAK_2X variant */

#endif



#if defined(__i386) || defined(__i386__) || defined(_M_IX86)

#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \

    (defined(__x86_64) && !defined(__BMI__)) || defined(_M_X64) || \

    defined(__mips) || defined(__riscv) || defined(__s390__) || \

    defined(__EMSCRIPTEN__)

/*

 * These don't have "and with complement" instruction, so minimize amount

 * of "not"-s. Implemented only in the [default] KECCAK_2X variant.

 */

# define KECCAK_COMPLEMENTING_TRANSFORM

#endif