diff options
| author | Andy Polyakov <appro@openssl.org> | 2016-06-21 23:05:16 +0200 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2016-06-21 23:44:54 +0200 |
| commit | 894c04aa05ba1e64735d7beb9c2a1da93d288e31 (patch) | |
| tree | 078ecb8d19aaccbb7daf2a48d85b01c4a07ae12c /crypto/modes/gcm128.c | |
| parent | 1278ce48a5c6afa1429b8e8cfd0f07ab0fc640bb (diff) | |
PowerPC assembly pack: add POWER8 support.OpenSSL-fips-2_0_13
Reviewed-by: Dr. Stephen Henson <steve@openssl.org>
(cherry picked from commit 4577871ca393275ac0436b2b08f1a75661ced314)
Diffstat (limited to 'crypto/modes/gcm128.c')
| -rw-r--r-- | crypto/modes/gcm128.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/crypto/modes/gcm128.c b/crypto/modes/gcm128.c index a5b76c5ef0..0da26fda07 100644 --- a/crypto/modes/gcm128.c +++ b/crypto/modes/gcm128.c @@ -683,6 +683,14 @@ void gcm_init_v8(u128 Htable[16],const u64 Xi[2]); void gcm_gmult_v8(u64 Xi[2],const u128 Htable[16]); void gcm_ghash_v8(u64 Xi[2],const u128 Htable[16],const u8 *inp,size_t len); # endif +# elif defined(OPENSSL_CPUID_OBJ) && (defined(__powerpc__) || defined(__ppc__) || defined(_ARCH_PPC)) +# define GHASH_ASM_PPC +# define GCM_FUNCREF_4BIT +extern int OPENSSL_ppccap_P; +void gcm_init_p8(u128 Htable[16], const u64 Xi[2]); +void gcm_gmult_p8(u64 Xi[2], const u128 Htable[16]); +void gcm_ghash_p8(u64 Xi[2], const u128 Htable[16], const u8 *inp, + size_t len); # elif defined(_TMS320C6400_PLUS) # define GHASH_ASM_C64Xplus # endif @@ -767,6 +775,16 @@ void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block) ctx->gmult = gcm_gmult_4bit; ctx->ghash = gcm_ghash_4bit; } +# elif defined(GHASH_ASM_PPC) + if (OPENSSL_ppccap_P & (1<<2)) { + gcm_init_p8(ctx->Htable, ctx->H.u); + ctx->gmult = gcm_gmult_p8; + ctx->ghash = gcm_ghash_p8; + } else { + gcm_init_4bit(ctx->Htable, ctx->H.u); + ctx->gmult = gcm_gmult_4bit; + ctx->ghash = gcm_ghash_4bit; + } # elif defined(GHASH_ASM_C64Xplus) /* C64x+ assembler doesn't use tables, skip gcm_init_4bit. * This is likely to trigger "function never referenced" |