diff options
Diffstat (limited to 'libbb/hash_md5_sha.c')
| -rw-r--r-- | libbb/hash_md5_sha.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/libbb/hash_md5_sha.c b/libbb/hash_md5_sha.c index 4c6904b..0b3af72 100644 --- a/libbb/hash_md5_sha.c +++ b/libbb/hash_md5_sha.c @@ -1143,6 +1143,25 @@ static void FAST_FUNC sha512_process_block128(sha512_ctx_t *ctx) #endif /* NEED_SHA512 */ #if ENABLE_SHA1_HWACCEL +# if defined(__GNUC__) && defined(__i386__) +static void cpuid(unsigned *eax, unsigned *ebx, unsigned *ecx, unsigned *edx) +{ + asm ( + " cpuid\n" + : "=a"(*eax), /* Output */ + "=b"(*ebx), + "=c"(*ecx), + "=d"(*edx) + : "0"(*eax), /* Input */ + "1"(*ebx), + "2"(*ecx), + "3"(*edx) + /* No clobbered registers */ + ); +} +struct ASM_expects_76_shaNI { char t[1 - 2*(offsetof(sha1_ctx_t, hash) != 76)]; }; +void FAST_FUNC sha1_process_block64_shaNI(sha1_ctx_t *ctx); +# endif # if defined(__GNUC__) && defined(__x86_64__) static void cpuid(unsigned *eax, unsigned *ebx, unsigned *ecx, unsigned *edx) { @@ -1174,7 +1193,7 @@ void FAST_FUNC sha1_begin(sha1_ctx_t *ctx) ctx->total64 = 0; ctx->process_block = sha1_process_block64; #if ENABLE_SHA1_HWACCEL -# if defined(__GNUC__) && defined(__x86_64__) +# if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) { static smallint shaNI; if (!shaNI) { |