diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/plugins/crypto_native/ghash.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/plugins/crypto_native/ghash.h b/src/plugins/crypto_native/ghash.h index 79f4a348af2..1ee1a997997 100644 --- a/src/plugins/crypto_native/ghash.h +++ b/src/plugins/crypto_native/ghash.h @@ -120,25 +120,44 @@ ghash_xor3 (u8x16 a, u8x16 b, u8x16 c) static_always_inline u8x16 gmul_lo_lo (u8x16 a, u8x16 b) { +#if defined (__PCLMUL__) return (u8x16) _mm_clmulepi64_si128 ((__m128i) a, (__m128i) b, 0x00); +#elif defined (__ARM_FEATURE_CRYPTO) + return (u8x16) vmull_p64 ((poly64_t) vget_low_p64 ((poly64x2_t) a), + (poly64_t) vget_low_p64 ((poly64x2_t) b)); +#endif } static_always_inline u8x16 gmul_hi_lo (u8x16 a, u8x16 b) { +#if defined (__PCLMUL__) return (u8x16) _mm_clmulepi64_si128 ((__m128i) a, (__m128i) b, 0x01); +#elif defined (__ARM_FEATURE_CRYPTO) + return (u8x16) vmull_p64 ((poly64_t) vget_high_p64 ((poly64x2_t) a), + (poly64_t) vget_low_p64 ((poly64x2_t) b)); +#endif } static_always_inline u8x16 gmul_lo_hi (u8x16 a, u8x16 b) { +#if defined (__PCLMUL__) return (u8x16) _mm_clmulepi64_si128 ((__m128i) a, (__m128i) b, 0x10); +#elif defined (__ARM_FEATURE_CRYPTO) + return (u8x16) vmull_p64 ((poly64_t) vget_low_p64 ((poly64x2_t) a), + (poly64_t) vget_high_p64 ((poly64x2_t) b)); +#endif } static_always_inline u8x16 gmul_hi_hi (u8x16 a, u8x16 b) { +#if defined (__PCLMUL__) return (u8x16) _mm_clmulepi64_si128 ((__m128i) a, (__m128i) b, 0x11); +#elif defined (__ARM_FEATURE_CRYPTO) + return (u8x16) vmull_high_p64 ((poly64x2_t) a, (poly64x2_t) b); +#endif } typedef struct @@ -222,7 +241,6 @@ ghash_reduce (ghash_data_t * gd) gd->lo ^= midl; gd->hi ^= midr; } - r = gmul_hi_lo (ghash_poly2, gd->lo); gd->lo ^= u8x16_word_shift_left (r, 8); } @@ -261,7 +279,11 @@ ghash_precompute (u8x16 H, u8x16 * Hi, int count) H = (u8x16) ((u64x2) H << 1); H |= u8x16_word_shift_left (r8, 8); r32 = (u32x4) u8x16_word_shift_right (r8, 8); +#ifdef __SSE2__ r32 = u32x4_shuffle (r32, 0, 1, 2, 0); +#else + r32[3] = r32[0]; +#endif /* *INDENT-OFF* */ r32 = r32 == (u32x4) {1, 0, 0, 1}; /* *INDENT-ON* */ |