-#ifdef IS_AMD
-static void sha512_transform_workaround (const u64 w[16], u64 digest[8])
-{
- u64 w0_t = w[ 0];
- u64 w1_t = w[ 1];
- u64 w2_t = w[ 2];
- u64 w3_t = w[ 3];
- u64 w4_t = w[ 4];
- u64 w5_t = w[ 5];
- u64 w6_t = w[ 6];
- u64 w7_t = w[ 7];
- u64 w8_t = w[ 8];
- u64 w9_t = w[ 9];
- u64 wa_t = w[10];
- u64 wb_t = w[11];
- u64 wc_t = w[12];
- u64 wd_t = w[13];
- u64 we_t = w[14];
- u64 wf_t = w[15];
-
- u64 a = digest[0];
- u64 b = digest[1];
- u64 c = digest[2];
- u64 d = digest[3];
- u64 e = digest[4];
- u64 f = digest[5];
- u64 g = digest[6];
- u64 h = digest[7];
-
- #define ROUND_EXPAND_WO() \
- { \
- w0_t = SHA512_EXPAND_WO (we_t, w9_t, w1_t, w0_t); \
- w1_t = SHA512_EXPAND_WO (wf_t, wa_t, w2_t, w1_t); \
- w2_t = SHA512_EXPAND_WO (w0_t, wb_t, w3_t, w2_t); \
- w3_t = SHA512_EXPAND_WO (w1_t, wc_t, w4_t, w3_t); \
- w4_t = SHA512_EXPAND_WO (w2_t, wd_t, w5_t, w4_t); \
- w5_t = SHA512_EXPAND_WO (w3_t, we_t, w6_t, w5_t); \
- w6_t = SHA512_EXPAND_WO (w4_t, wf_t, w7_t, w6_t); \
- w7_t = SHA512_EXPAND_WO (w5_t, w0_t, w8_t, w7_t); \
- w8_t = SHA512_EXPAND_WO (w6_t, w1_t, w9_t, w8_t); \
- w9_t = SHA512_EXPAND_WO (w7_t, w2_t, wa_t, w9_t); \
- wa_t = SHA512_EXPAND_WO (w8_t, w3_t, wb_t, wa_t); \
- wb_t = SHA512_EXPAND_WO (w9_t, w4_t, wc_t, wb_t); \
- wc_t = SHA512_EXPAND_WO (wa_t, w5_t, wd_t, wc_t); \
- wd_t = SHA512_EXPAND_WO (wb_t, w6_t, we_t, wd_t); \
- we_t = SHA512_EXPAND_WO (wc_t, w7_t, wf_t, we_t); \
- wf_t = SHA512_EXPAND_WO (wd_t, w8_t, w0_t, wf_t); \
- }
-
- ROUND_STEP (0);
-
- for (int i = 16; i < 80; i += 16)
- {
- ROUND_EXPAND_WO (); ROUND_STEP (i);
- }
-
- digest[0] += a;
- digest[1] += b;
- digest[2] += c;
- digest[3] += d;
- digest[4] += e;
- digest[5] += f;
- digest[6] += g;
- digest[7] += h;
-}
-#endif
-
-static void sha512_init (sha512_ctx_t *sha512_ctx)