INNER CODE UNIT · C

TMP

noloader/SHA-Intrinsics · sha256-x86.c:38

    TMP = _mm_shuffle_epi32(TMP, 0xB1);          /* CDAB */
    STATE1 = _mm_shuffle_epi32(STATE1, 0x1B);    /* EFGH */
    STATE0 = _mm_alignr_epi8(TMP, STATE1, 8);    /* ABEF */
    STATE1 = _mm_blend_epi16(STATE1, TMP, 0xF0); /* CDGH */

    while (length >= 64)
    {
        /* Save current state */
        ABEF_SAVE = STATE0;
        CDGH_SAVE = STATE1;

        /* Rounds 0-3 */
        MSG = _mm_loadu_si128((const __m128i*) (data+0));
        MSG0 = _mm_shuffle_epi8(MSG, MASK);
        MSG = _mm_add_epi32(MSG0, _mm_set_epi64x(0xE9B5DBA5B5C0FBCFULL, 0x71374491428A2F98ULL));
        STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
        MSG = _mm_shuffle_epi32(MSG, 0x0E);
        STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);

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