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| author | Andy Polyakov <appro@openssl.org> | 2014-06-27 00:07:15 +0200 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2014-06-27 00:07:15 +0200 |
| commit | f3f620e1e0fa3553116f0b3e8c8d68b070fcdb79 (patch) | |
| tree | 4b4e9005f466878dafe94f62233ccc2e6f994c7b /crypto/bn/bn_exp.c | |
| parent | 052ecf91d2d2811b4d72cf9f066a988b904b6432 (diff) | |
| download | openssl-f3f620e1e0fa3553116f0b3e8c8d68b070fcdb79.tar.gz | |
bn_exp.c: move check for AD*X to rsaz-avx2.pl.
This ensures high performance is situations when assembler supports
AVX2, but not AD*X.
Diffstat (limited to 'crypto/bn/bn_exp.c')
| -rw-r--r-- | crypto/bn/bn_exp.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/crypto/bn/bn_exp.c b/crypto/bn/bn_exp.c index ea2bd0a898..c121122f3c 100644 --- a/crypto/bn/bn_exp.c +++ b/crypto/bn/bn_exp.c @@ -694,8 +694,7 @@ int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p, * RSAZ exponentiation. For further information see * crypto/bn/rsaz_exp.c and accompanying assembly modules. */ - if (((OPENSSL_ia32cap_P[2]&0x80100) != 0x80100) /* check for MULX/AD*X */ - && (16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024) + if ((16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024) && rsaz_avx2_eligible()) { if (NULL == bn_wexpand(rr, 16)) goto err; |