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  /src/sys/external/isc/libsodium/dist/src/libsodium/crypto_onetimeauth/poly1305/sse2/
poly1305_sse2.c 109 uint64_t rt0, rt1, rt2, st2, c; local in function:poly1305_init_ext
145 rt2 = r2;
160 st2 = rt2 * (5 << 2);
163 d[1] = ((uint128_t) rt2 * st2) + ((uint128_t)(rt0 * 2) * rt1);
164 d[2] = ((uint128_t) rt1 * rt1) + ((uint128_t)(rt2 * 2) * rt0);
174 rt2 = (uint64_t) d[2] & 0x3ffffffffff;
182 rt2 += c; /* even if rt2 overflows, it will still fit in rp4 safely, and
188 R[3] = (uint32_t)((rt1 >> 34) | (rt2 << 10)) & 0x3ffffff;
189 R[4] = (uint32_t)((rt2 >> 16))
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