Tanguy Pruvot
8 years ago
22 changed files with 3038 additions and 21 deletions
@ -0,0 +1,573 @@
@@ -0,0 +1,573 @@
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#ifndef UINT128_C_H |
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#define UINT128_C_H |
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struct __uint128 { |
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uint64_t Hi; |
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uint64_t Lo; |
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}; |
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typedef struct __uint128 uint128; |
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void Increment(uint128 * N) |
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{ |
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uint64_t T = (N->Lo + 1); |
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N->Hi += ((N->Lo ^T) & N->Lo) >> 63; |
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N->Lo = T; |
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} |
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void Decrement(uint128 * N) |
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{ |
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uint64_t T = (N->Lo - 1); |
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N->Hi -= ((T ^ N->Lo) & T) >> 63; |
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N->Lo = T; |
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} |
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void Add(uint128 * Ans, uint128 N, uint128 M) |
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{ |
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uint64_t C = (((N.Lo & M.Lo) & 1) + (N.Lo >> 1) + (M.Lo >> 1)) >> 63; |
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Ans->Hi = N.Hi + M.Hi + C; |
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Ans->Lo = N.Lo + M.Lo; |
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} |
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void Subtract(uint128 * Ans, uint128 N, uint128 M) |
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{ |
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Ans->Lo = N.Lo - M.Lo; |
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uint64_t C = (((Ans->Lo & M.Lo) & 1) + (M.Lo >> 1) + (Ans->Lo >> 1)) >> 63; |
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Ans->Hi = N.Hi - (M.Hi + C); |
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} |
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void inc128(uint128 N, uint128* A) |
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{ |
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A->Lo = (N.Lo + 1); |
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A->Hi = N.Hi + (((N.Lo ^ A->Lo) & N.Lo) >> 63); |
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} |
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void dec128(uint128 N, uint128* A) |
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{ |
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A->Lo = N.Lo - 1; |
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A->Hi = N.Hi - (((A->Lo ^ N.Lo) & A->Lo) >> 63); |
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} |
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void add128(uint128 N, uint128 M, uint128* A) |
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{ |
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uint64_t C = (((N.Lo & M.Lo) & 1) + (N.Lo >> 1) + (M.Lo >> 1)) >> 63; |
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A->Hi = N.Hi + M.Hi + C; |
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A->Lo = N.Lo + M.Lo; |
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} |
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void sub128(uint128 N, uint128 M, uint128* A) |
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{ |
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A->Lo = N.Lo - M.Lo; |
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uint64_t C = (((A->Lo & M.Lo) & 1) + (M.Lo >> 1) + (A->Lo >> 1)) >> 63; |
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A->Hi = N.Hi - (M.Hi + C); |
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} |
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void mult64to128(uint64_t u, uint64_t v, uint64_t * h, uint64_t *l) |
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{ |
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uint64_t u1 = (u & 0xffffffff); |
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uint64_t v1 = (v & 0xffffffff); |
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uint64_t t = (u1 * v1); |
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uint64_t w3 = (t & 0xffffffff); |
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uint64_t k = (t >> 32); |
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u >>= 32; |
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t = (u * v1) + k; |
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k = (t & 0xffffffff); |
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uint64_t w1 = (t >> 32); |
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v >>= 32; |
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t = (u1 * v) + k; |
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k = (t >> 32); |
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*h = (u * v) + w1 + k; |
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*l = (t << 32) + w3; |
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} |
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void mult128(uint128 N, uint128 M, uint128 * Ans) |
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{ |
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mult64to128(N.Lo, M.Lo, &Ans->Hi, &Ans->Lo); |
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Ans->Hi += (N.Hi * M.Lo) + (N.Lo * M.Hi); |
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} |
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void mult128to256(uint128 N, uint128 M, uint128 * H, uint128 * L) |
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{ |
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mult64to128(N.Hi, M.Hi, &H->Hi, &H->Lo); |
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mult64to128(N.Lo, M.Lo, &L->Hi, &L->Lo); |
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uint128 T; |
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mult64to128(N.Hi, M.Lo, &T.Hi, &T.Lo); |
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L->Hi += T.Lo; |
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if(L->Hi < T.Lo) // if L->Hi overflowed
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{ |
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Increment(H); |
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} |
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H->Lo += T.Hi; |
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if(H->Lo < T.Hi) // if H->Lo overflowed
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{ |
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++H->Hi; |
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} |
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mult64to128(N.Lo, M.Hi, &T.Hi, &T.Lo); |
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L->Hi += T.Lo; |
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if(L->Hi < T.Lo) // if L->Hi overflowed
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{ |
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Increment(H); |
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} |
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H->Lo += T.Hi; |
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if(H->Lo < T.Hi) // if H->Lo overflowed
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{ |
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++H->Hi; |
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} |
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} |
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void sqr64to128(uint64_t r, uint64_t * h, uint64_t *l) |
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{ |
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uint64_t r1 = (r & 0xffffffff); |
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uint64_t t = (r1 * r1); |
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uint64_t w3 = (t & 0xffffffff); |
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uint64_t k = (t >> 32); |
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r >>= 32; |
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uint64_t m = (r * r1); |
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t = m + k; |
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uint64_t w2 = (t & 0xffffffff); |
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uint64_t w1 = (t >> 32); |
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t = m + w2; |
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k = (t >> 32); |
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*h = (r * r) + w1 + k; |
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*l = (t << 32) + w3; |
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} |
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void sqr128(uint128 R, uint128 * Ans) |
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{ |
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sqr64to128(R.Lo, &Ans->Hi, &Ans->Lo); |
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Ans->Hi += (R.Hi * R.Lo) << 1; |
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} |
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void sqr128to256(uint128 R, uint128 * H, uint128 * L) |
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{ |
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sqr64to128(R.Hi, &H->Hi, &H->Lo); |
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sqr64to128(R.Lo, &L->Hi, &L->Lo); |
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uint128 T; |
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mult64to128(R.Hi, R.Lo, &T.Hi, &T.Lo); |
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H->Hi += (T.Hi >> 63); |
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T.Hi = (T.Hi << 1) | (T.Lo >> 63); // Shift Left 1 bit
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T.Lo <<= 1; |
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L->Hi += T.Lo; |
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if(L->Hi < T.Lo) // if L->Hi overflowed
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{ |
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Increment(H); |
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} |
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H->Lo += T.Hi; |
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if(H->Lo < T.Hi) // if H->Lo overflowed
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{ |
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++H->Hi; |
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} |
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} |
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void shiftleft128(uint128 N, size_t S, uint128 * A) |
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{ |
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uint64_t M1, M2; |
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S &= 127; |
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M1 = ((((S + 127) | S) & 64) >> 6) - 1llu; |
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M2 = (S >> 6) - 1llu; |
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S &= 63; |
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A->Hi = (N.Lo << S) & (~M2); |
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A->Lo = (N.Lo << S) & M2; |
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A->Hi |= ((N.Hi << S) | ((N.Lo >> (64 - S)) & M1)) & M2; |
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/*
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S &= 127; |
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if(S != 0) |
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{ |
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if(S > 64) |
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{ |
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A.Hi = N.Lo << (S - 64); |
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A.Lo = 0; |
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} |
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else if(S < 64) |
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{ |
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A.Hi = (N.Hi << S) | (N.Lo >> (64 - S)); |
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A.Lo = N.Lo << S; |
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} |
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else |
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{ |
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A.Hi = N.Lo; |
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A.Lo = 0; |
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} |
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} |
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else |
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{ |
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A.Hi = N.Hi; |
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A.Lo = N.Lo; |
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} |
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//*/
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} |
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void shiftright128(uint128 N, size_t S, uint128 * A) |
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{ |
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uint64_t M1, M2; |
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S &= 127; |
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M1 = ((((S + 127) | S) & 64) >> 6) - 1llu; |
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M2 = (S >> 6) - 1llu; |
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S &= 63; |
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A->Lo = (N.Hi >> S) & (~M2); |
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A->Hi = (N.Hi >> S) & M2; |
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A->Lo |= ((N.Lo >> S) | ((N.Hi << (64 - S)) & M1)) & M2; |
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/*
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S &= 127; |
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if(S != 0) |
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{ |
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if(S > 64) |
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{ |
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A.Hi = N.Hi >> (S - 64); |
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A.Lo = 0; |
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} |
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else if(S < 64) |
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{ |
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A.Lo = (N.Lo >> S) | (N.Hi << (64 - S)); |
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A.Hi = N.Hi >> S; |
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} |
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else |
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{ |
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A.Lo = N.Hi; |
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A.Hi = 0; |
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} |
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} |
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else |
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{ |
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A.Hi = N.Hi; |
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A.Lo = N.Lo; |
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} |
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//*/
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} |
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void not128(uint128 N, uint128 * A) |
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{ |
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A->Hi = ~N.Hi; |
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A->Lo = ~N.Lo; |
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} |
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void or128(uint128 N1, uint128 N2, uint128 * A) |
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{ |
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A->Hi = N1.Hi | N2.Hi; |
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A->Lo = N1.Lo | N2.Lo; |
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} |
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void and128(uint128 N1, uint128 N2, uint128 * A) |
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{ |
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A->Hi = N1.Hi & N2.Hi; |
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A->Lo = N1.Lo & N2.Lo; |
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} |
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void xor128(uint128 N1, uint128 N2, uint128 * A) |
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{ |
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A->Hi = N1.Hi ^ N2.Hi; |
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A->Lo = N1.Lo ^ N2.Lo; |
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} |
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size_t nlz64(uint64_t N) |
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{ |
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uint64_t I; |
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size_t C; |
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I = ~N; |
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C = ((I ^ (I + 1)) & I) >> 63; |
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I = (N >> 32) + 0xffffffff; |
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I = ((I & 0x100000000) ^ 0x100000000) >> 27; |
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C += I; N <<= I; |
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I = (N >> 48) + 0xffff; |
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I = ((I & 0x10000) ^ 0x10000) >> 12; |
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C += I; N <<= I; |
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I = (N >> 56) + 0xff; |
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I = ((I & 0x100) ^ 0x100) >> 5; |
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C += I; N <<= I; |
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I = (N >> 60) + 0xf; |
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I = ((I & 0x10) ^ 0x10) >> 2; |
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C += I; N <<= I; |
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I = (N >> 62) + 3; |
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I = ((I & 4) ^ 4) >> 1; |
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C += I; N <<= I; |
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C += (N >> 63) ^ 1; |
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return C; |
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} |
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size_t ntz64(uint64_t N) |
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{ |
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uint64_t I = ~N; |
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size_t C = ((I ^ (I + 1)) & I) >> 63; |
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I = (N & 0xffffffff) + 0xffffffff; |
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I = ((I & 0x100000000) ^ 0x100000000) >> 27; |
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C += I; N >>= I; |
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I = (N & 0xffff) + 0xffff; |
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I = ((I & 0x10000) ^ 0x10000) >> 12; |
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C += I; N >>= I; |
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I = (N & 0xff) + 0xff; |
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I = ((I & 0x100) ^ 0x100) >> 5; |
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C += I; N >>= I; |
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I = (N & 0xf) + 0xf; |
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I = ((I & 0x10) ^ 0x10) >> 2; |
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C += I; N >>= I; |
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I = (N & 3) + 3; |
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I = ((I & 4) ^ 4) >> 1; |
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C += I; N >>= I; |
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C += ((N & 1) ^ 1); |
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return C; |
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} |
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size_t popcnt64(uint64_t V) |
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{ |
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// http://graphics.stanford.edu/~seander/bithacks.html#CountBitsSetParallel
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V -= ((V >> 1) & 0x5555555555555555); |
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V = (V & 0x3333333333333333) + ((V >> 2) & 0x3333333333333333); |
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return ((V + (V >> 4) & 0xF0F0F0F0F0F0F0F) * 0x101010101010101) >> 56; |
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} |
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size_t popcnt128(uint128 N) |
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{ |
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return popcnt64(N.Hi) + popcnt64(N.Lo); |
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} |
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size_t nlz128(uint128 N) |
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{ |
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return (N.Hi == 0) ? nlz64(N.Lo) + 64 : nlz64(N.Hi); |
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} |
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size_t ntz128(uint128 N) |
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{ |
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return (N.Lo == 0) ? ntz64(N.Hi) + 64 : ntz64(N.Lo); |
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} |
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int compare128(uint128 N1, uint128 N2) |
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{ |
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return (((N1.Hi > N2.Hi) || ((N1.Hi == N2.Hi) && (N1.Lo > N2.Lo))) ? 1 : 0) |
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- (((N1.Hi < N2.Hi) || ((N1.Hi == N2.Hi) && (N1.Lo < N2.Lo))) ? 1 : 0); |
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} |
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void bindivmod128(uint128 M, uint128 N, uint128 * Q, uint128 *R) |
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{ |
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Q->Hi = Q->Lo = 0; |
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size_t Shift = nlz128(N) - nlz128(M); |
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shiftleft128(N, Shift, &N); |
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do |
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{ |
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shiftleft128(*Q, (size_t)1, Q); |
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if(compare128(M, N) >= 0) |
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{ |
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sub128(M, N, &M); |
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Q->Lo |= 1; |
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} |
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shiftright128(N, 1, &N); |
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}while(Shift-- != 0); |
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R->Hi = M.Hi; |
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R->Lo = M.Lo; |
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} |
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void divmod128by64(const uint64_t u1, const uint64_t u0, uint64_t v, uint64_t * q, uint64_t * r) |
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{ |
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const uint64_t b = 1ll << 32; |
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uint64_t un1, un0, vn1, vn0, q1, q0, un32, un21, un10, rhat, left, right; |
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size_t s; |
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s = nlz64(v); |
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v <<= s; |
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vn1 = v >> 32; |
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vn0 = v & 0xffffffff; |
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if (s > 0) |
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{ |
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un32 = (u1 << s) | (u0 >> (64 - s)); |
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un10 = u0 << s; |
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} |
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else |
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{ |
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un32 = u1; |
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un10 = u0; |
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} |
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un1 = un10 >> 32; |
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un0 = un10 & 0xffffffff; |
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q1 = un32 / vn1; |
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rhat = un32 % vn1; |
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left = q1 * vn0; |
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right = (rhat << 32) + un1; |
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again1: |
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if ((q1 >= b) || (left > right)) |
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{ |
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--q1; |
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rhat += vn1; |
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if (rhat < b) |
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{ |
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left -= vn0; |
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right = (rhat << 32) | un1; |
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goto again1; |
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} |
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} |
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un21 = (un32 << 32) + (un1 - (q1 * v)); |
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q0 = un21 / vn1; |
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rhat = un21 % vn1; |
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left = q0 * vn0; |
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right = (rhat << 32) | un0; |
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again2: |
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if ((q0 >= b) || (left > right)) |
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{ |
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--q0; |
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rhat += vn1; |
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if (rhat < b) |
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{ |
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left -= vn0; |
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right = (rhat << 32) | un0; |
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goto again2; |
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} |
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} |
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*r = ((un21 << 32) + (un0 - (q0 * v))) >> s; |
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*q = (q1 << 32) | q0; |
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} |
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static void divmod128by128(uint128 M, uint128 N, uint128 * Q, uint128 * R) |
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{ |
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if (N.Hi == 0) |
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{ |
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if (M.Hi < N.Lo) |
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{ |
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divmod128by64(M.Hi, M.Lo, N.Lo, &Q->Lo, &R->Lo); |
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Q->Hi = 0; |
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R->Hi = 0; |
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return; |
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} |
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else |
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{ |
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Q->Hi = M.Hi / N.Lo; |
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R->Hi = M.Hi % N.Lo; |
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divmod128by64(R->Hi, M.Lo, N.Lo, &Q->Lo, &R->Lo); |
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R->Hi = 0; |
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return; |
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} |
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} |
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else |
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{ |
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size_t n = nlz64(N.Hi); |
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uint128 v1; |
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shiftleft128(N, n, &v1); |
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uint128 u1; |
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shiftright128(M, 1, &u1); |
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uint128 q1; |
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divmod128by64(u1.Hi, u1.Lo, v1.Hi, &q1.Hi, &q1.Lo); |
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q1.Hi = 0; |
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shiftright128(q1, 63 - n, &q1); |
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if ((q1.Hi | q1.Lo) != 0) |
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{ |
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dec128(q1, &q1); |
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} |
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Q->Hi = q1.Hi; |
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Q->Lo = q1.Lo; |
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mult128(q1, N, &q1); |
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sub128(M, q1, R); |
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if (compare128(*R, N) >= 0) |
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{ |
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inc128(*Q, Q); |
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sub128(*R, N, R); |
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} |
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return; |
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} |
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} |
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void divmod128(uint128 M, uint128 N, uint128 * Q, uint128 * R) |
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{ |
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size_t Nlz, Mlz, Ntz; |
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int C; |
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Nlz = nlz128(N); |
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Mlz = nlz128(M); |
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Ntz = ntz128(N); |
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if(Nlz == 128) |
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{ |
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return; |
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} |
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else if((M.Hi | N.Hi) == 0) |
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{ |
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Q->Hi = R->Hi = 0; |
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Q->Lo = M.Lo / N.Lo; |
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R->Lo = M.Lo % N.Lo; |
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return; |
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} |
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else if(Nlz == 127) |
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{ |
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*Q = M; |
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R->Hi = R->Lo = 0; |
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return; |
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} |
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else if((Ntz + Nlz) == 127) |
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{ |
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shiftright128(M, Ntz, Q); |
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dec128(N, &N); |
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and128(N, M, R); |
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return; |
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} |
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|
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C = compare128(M, N); |
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if(C < 0) |
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{ |
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Q->Hi = Q->Lo = 0; |
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*R = M; |
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return; |
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} |
||||
else if(C == 0) |
||||
{ |
||||
Q->Hi = R->Hi = R->Lo = 0; |
||||
Q->Lo = 1; |
||||
return; |
||||
} |
||||
|
||||
if((Nlz - Mlz) > 5) |
||||
{ |
||||
divmod128by128(M, N, Q, R); |
||||
} |
||||
else |
||||
{ |
||||
bindivmod128(M, N, Q, R); |
||||
} |
||||
} |
||||
#endif |
||||
@ -0,0 +1,180 @@
@@ -0,0 +1,180 @@
|
||||
|
||||
#include <windows.h> |
||||
#include <errno.h> |
||||
#include <io.h> |
||||
|
||||
#include "mman.h" |
||||
|
||||
#ifndef FILE_MAP_EXECUTE |
||||
#define FILE_MAP_EXECUTE 0x0020 |
||||
#endif /* FILE_MAP_EXECUTE */ |
||||
|
||||
static int __map_mman_error(const DWORD err, const int deferr) |
||||
{ |
||||
if (err == 0) |
||||
return 0; |
||||
//TODO: implement
|
||||
return err; |
||||
} |
||||
|
||||
static DWORD __map_mmap_prot_page(const int prot) |
||||
{ |
||||
DWORD protect = 0; |
||||
|
||||
if (prot == PROT_NONE) |
||||
return protect; |
||||
|
||||
if ((prot & PROT_EXEC) != 0) |
||||
{ |
||||
protect = ((prot & PROT_WRITE) != 0) ? |
||||
PAGE_EXECUTE_READWRITE : PAGE_EXECUTE_READ; |
||||
} |
||||
else |
||||
{ |
||||
protect = ((prot & PROT_WRITE) != 0) ? |
||||
PAGE_READWRITE : PAGE_READONLY; |
||||
} |
||||
|
||||
return protect; |
||||
} |
||||
|
||||
static DWORD __map_mmap_prot_file(const int prot) |
||||
{ |
||||
DWORD desiredAccess = 0; |
||||
|
||||
if (prot == PROT_NONE) |
||||
return desiredAccess; |
||||
|
||||
if ((prot & PROT_READ) != 0) |
||||
desiredAccess |= FILE_MAP_READ; |
||||
if ((prot & PROT_WRITE) != 0) |
||||
desiredAccess |= FILE_MAP_WRITE; |
||||
if ((prot & PROT_EXEC) != 0) |
||||
desiredAccess |= FILE_MAP_EXECUTE; |
||||
|
||||
return desiredAccess; |
||||
} |
||||
|
||||
void* mmap(void *addr, size_t len, int prot, int flags, int fildes, OffsetType off) |
||||
{ |
||||
HANDLE fm, h; |
||||
|
||||
void * map = MAP_FAILED; |
||||
|
||||
#ifdef _MSC_VER |
||||
#pragma warning(push) |
||||
#pragma warning(disable: 4293) |
||||
#endif |
||||
|
||||
const DWORD dwFileOffsetLow = (sizeof(OffsetType) <= sizeof(DWORD)) ? |
||||
(DWORD)off : (DWORD)(off & 0xFFFFFFFFL); |
||||
const DWORD dwFileOffsetHigh = (sizeof(OffsetType) <= sizeof(DWORD)) ? |
||||
(DWORD)0 : (DWORD)((off >> 32) & 0xFFFFFFFFL); |
||||
const DWORD protect = __map_mmap_prot_page(prot); |
||||
const DWORD desiredAccess = __map_mmap_prot_file(prot); |
||||
|
||||
const OffsetType maxSize = off + (OffsetType)len; |
||||
|
||||
const DWORD dwMaxSizeLow = (sizeof(OffsetType) <= sizeof(DWORD)) ? |
||||
(DWORD)maxSize : (DWORD)(maxSize & 0xFFFFFFFFL); |
||||
const DWORD dwMaxSizeHigh = (sizeof(OffsetType) <= sizeof(DWORD)) ? |
||||
(DWORD)0 : (DWORD)((maxSize >> 32) & 0xFFFFFFFFL); |
||||
|
||||
#ifdef _MSC_VER |
||||
#pragma warning(pop) |
||||
#endif |
||||
|
||||
errno = 0; |
||||
|
||||
if (len == 0 |
||||
/* Unsupported flag combinations */ |
||||
|| (flags & MAP_FIXED) != 0 |
||||
/* Usupported protection combinations */ |
||||
|| prot == PROT_EXEC) |
||||
{ |
||||
errno = EINVAL; |
||||
return MAP_FAILED; |
||||
} |
||||
|
||||
h = ((flags & MAP_ANONYMOUS) == 0) ? |
||||
(HANDLE)_get_osfhandle(fildes) : INVALID_HANDLE_VALUE; |
||||
|
||||
if ((flags & MAP_ANONYMOUS) == 0 && h == INVALID_HANDLE_VALUE) |
||||
{ |
||||
errno = EBADF; |
||||
return MAP_FAILED; |
||||
} |
||||
|
||||
fm = CreateFileMapping(h, NULL, protect, dwMaxSizeHigh, dwMaxSizeLow, NULL); |
||||
|
||||
if (fm == NULL) |
||||
{ |
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
return MAP_FAILED; |
||||
} |
||||
|
||||
map = MapViewOfFile(fm, desiredAccess, dwFileOffsetHigh, dwFileOffsetLow, len); |
||||
|
||||
CloseHandle(fm); |
||||
|
||||
if (map == NULL) |
||||
{ |
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
return MAP_FAILED; |
||||
} |
||||
|
||||
return map; |
||||
} |
||||
|
||||
int munmap(void *addr, size_t len) |
||||
{ |
||||
if (UnmapViewOfFile(addr)) |
||||
return 0; |
||||
|
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
|
||||
return -1; |
||||
} |
||||
|
||||
int _mprotect(void *addr, size_t len, int prot) |
||||
{ |
||||
DWORD newProtect = __map_mmap_prot_page(prot); |
||||
DWORD oldProtect = 0; |
||||
|
||||
if (VirtualProtect(addr, len, newProtect, &oldProtect)) |
||||
return 0; |
||||
|
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
|
||||
return -1; |
||||
} |
||||
|
||||
int msync(void *addr, size_t len, int flags) |
||||
{ |
||||
if (FlushViewOfFile(addr, len)) |
||||
return 0; |
||||
|
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
|
||||
return -1; |
||||
} |
||||
|
||||
int mlock(const void *addr, size_t len) |
||||
{ |
||||
if (VirtualLock((LPVOID)addr, len)) |
||||
return 0; |
||||
|
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
|
||||
return -1; |
||||
} |
||||
|
||||
int munlock(const void *addr, size_t len) |
||||
{ |
||||
if (VirtualUnlock((LPVOID)addr, len)) |
||||
return 0; |
||||
|
||||
errno = __map_mman_error(GetLastError(), EPERM); |
||||
|
||||
return -1; |
||||
} |
||||
@ -0,0 +1,63 @@
@@ -0,0 +1,63 @@
|
||||
/*
|
||||
* sys/mman.h |
||||
* mman-win32 |
||||
*/ |
||||
|
||||
#ifndef _SYS_MMAN_H_ |
||||
#define _SYS_MMAN_H_ |
||||
|
||||
#ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later.
|
||||
#define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows.
|
||||
#endif |
||||
|
||||
/* All the headers include this file. */ |
||||
#ifndef _MSC_VER |
||||
#include <_mingw.h> |
||||
#endif |
||||
|
||||
/* Determine offset type */ |
||||
#include <stdint.h> |
||||
#if defined(_WIN64) |
||||
typedef int64_t OffsetType; |
||||
#else |
||||
typedef uint32_t OffsetType; |
||||
#endif |
||||
|
||||
#include <sys/types.h> |
||||
|
||||
#ifdef __cplusplus |
||||
extern "C" { |
||||
#endif |
||||
|
||||
#define PROT_NONE 0 |
||||
#define PROT_READ 1 |
||||
#define PROT_WRITE 2 |
||||
#define PROT_EXEC 4 |
||||
|
||||
#define MAP_FILE 0 |
||||
#define MAP_SHARED 1 |
||||
#define MAP_PRIVATE 2 |
||||
#define MAP_TYPE 0xf |
||||
#define MAP_FIXED 0x10 |
||||
#define MAP_ANONYMOUS 0x20 |
||||
#define MAP_ANON MAP_ANONYMOUS |
||||
|
||||
#define MAP_FAILED ((void *)-1) |
||||
|
||||
/* Flags for msync. */ |
||||
#define MS_ASYNC 1 |
||||
#define MS_SYNC 2 |
||||
#define MS_INVALIDATE 4 |
||||
|
||||
void* mmap(void *addr, size_t len, int prot, int flags, int fildes, OffsetType off); |
||||
int munmap(void *addr, size_t len); |
||||
int _mprotect(void *addr, size_t len, int prot); |
||||
int msync(void *addr, size_t len, int flags); |
||||
int mlock(const void *addr, size_t len); |
||||
int munlock(const void *addr, size_t len); |
||||
|
||||
#ifdef __cplusplus |
||||
} |
||||
#endif |
||||
|
||||
#endif /* _SYS_MMAN_H_ */ |
||||
@ -0,0 +1,371 @@
@@ -0,0 +1,371 @@
|
||||
// Memory-hard extension of keccak for PoW
|
||||
// Copyright (c) 2012-2013 The Cryptonote developers
|
||||
// Copyright (c) 2014 The Boolberry developers
|
||||
|
||||
// Distributed under the MIT/X11 software license, see the accompanying
|
||||
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
||||
|
||||
// Modified for CPUminer by Lucas Jones
|
||||
// Adapted for ccminer by Tanguy Pruvot - 2016
|
||||
|
||||
#include <errno.h> |
||||
#include <unistd.h> |
||||
#include <stdlib.h> |
||||
#include <string.h> |
||||
|
||||
#ifdef _MSC_VER |
||||
#include <emmintrin.h> |
||||
#include <bignum.hpp> |
||||
#include "int128_c.h" |
||||
#else |
||||
#include <x86intrin.h> |
||||
#endif |
||||
|
||||
#include <miner.h> |
||||
|
||||
#include "xmr-rpc.h" |
||||
|
||||
extern uint64_t* pscratchpad_buff; |
||||
|
||||
struct reciprocal_value64 { |
||||
uint64_t m; |
||||
uint8_t sh1, sh2; |
||||
}; |
||||
|
||||
static inline int fls64(uint64_t x) |
||||
{ |
||||
#if defined(_WIN64) |
||||
unsigned long bitpos = 0; |
||||
_BitScanReverse64(&bitpos, x); |
||||
return (int) (bitpos + 1); |
||||
#elif defined(WIN32) |
||||
unsigned long hipos = 0, bitpos = 0; |
||||
uint32_t hi = x >> 32; |
||||
_BitScanReverse(&hipos, hi); |
||||
if (!hipos) { |
||||
_BitScanReverse(&bitpos, (uint32_t) x); |
||||
} |
||||
return (int) hipos ? hipos + 33 : bitpos + 1; |
||||
#else |
||||
/*
|
||||
* AMD64 says BSRQ won't clobber the dest reg if x==0; Intel64 says the |
||||
* dest reg is undefined if x==0, but their CPU architect says its |
||||
* value is written to set it to the same as before. |
||||
*/ |
||||
register long bitpos = -1; |
||||
asm("bsrq %1,%0" : "+r" (bitpos) : "rm" (x)); |
||||
return bitpos + 1; |
||||
#endif |
||||
} |
||||
|
||||
static inline struct reciprocal_value64 reciprocal_val64(uint64_t d) |
||||
{ |
||||
struct reciprocal_value64 R; |
||||
int l; |
||||
|
||||
l = fls64(d - 1); |
||||
|
||||
#ifdef _MSC_VER |
||||
uint128 v1; |
||||
v1.Lo = (1ULL << l) - d;v1.Hi=0; |
||||
uint128 v2; |
||||
v2.Hi = 1; v2.Lo = 0; |
||||
|
||||
uint128 v; |
||||
mult128(v1,v2,&v); |
||||
divmod128by64(v.Hi,v.Lo,d,&v.Hi,&v.Lo); |
||||
Increment(&v); |
||||
R.m = (uint64_t)v.Hi; |
||||
#else |
||||
__uint128_t m; |
||||
m = (((__uint128_t)1 << 64) * ((1ULL << l) - d)); |
||||
m /= d; |
||||
++m; |
||||
R.m = (uint64_t)m; |
||||
#endif |
||||
|
||||
R.sh1 = min(l, 1); |
||||
R.sh2 = max(l - 1, 0); |
||||
|
||||
return R; |
||||
} |
||||
|
||||
static inline uint64_t reciprocal_divide64(uint64_t a, struct reciprocal_value64 R) |
||||
{ |
||||
#ifdef _MSC_VER |
||||
uint128 v; |
||||
mult64to128(a,R.m,&v.Hi,&v.Lo); |
||||
uint64_t t = v.Hi; |
||||
#else |
||||
uint64_t t = (uint64_t)(((__uint128_t)a * R.m) >> 64); |
||||
#endif |
||||
return (t + ((a - t) >> R.sh1)) >> R.sh2; |
||||
} |
||||
|
||||
static inline uint64_t reciprocal_remainder64(uint64_t A, uint64_t B, struct reciprocal_value64 R) |
||||
{ |
||||
uint64_t div, mod; |
||||
|
||||
div = reciprocal_divide64(A, R); |
||||
mod = A - (uint64_t) (div * B); |
||||
if (mod >= B) mod -= B; |
||||
return mod; |
||||
} |
||||
|
||||
//#define UNROLL_SCR_MIX
|
||||
|
||||
static inline uint64_t rotl641(uint64_t x) { return((x << 1) | (x >> 63)); } |
||||
static inline uint64_t rotl64_1(uint64_t x, uint64_t y) { return((x << y) | (x >> (64 - y))); } |
||||
static inline uint64_t rotl64_2(uint64_t x, uint64_t y) { return(rotl64_1((x >> 32) | (x << 32), y)); } |
||||
static inline uint64_t bitselect(uint64_t a, uint64_t b, uint64_t c) { return(a ^ (c & (b ^ a))); } |
||||
|
||||
static inline void keccakf_mul(uint64_t *s) |
||||
{ |
||||
uint64_t bc[5], t[5]; |
||||
uint64_t tmp1, tmp2; |
||||
int i; |
||||
|
||||
for(i = 0; i < 5; i++) |
||||
t[i] = s[i + 0] ^ s[i + 5] ^ s[i + 10] * s[i + 15] * s[i + 20]; |
||||
|
||||
bc[0] = t[0] ^ rotl641(t[2]); |
||||
bc[1] = t[1] ^ rotl641(t[3]); |
||||
bc[2] = t[2] ^ rotl641(t[4]); |
||||
bc[3] = t[3] ^ rotl641(t[0]); |
||||
bc[4] = t[4] ^ rotl641(t[1]); |
||||
|
||||
tmp1 = s[1] ^ bc[0]; |
||||
|
||||
s[ 0] ^= bc[4]; |
||||
s[ 1] = rotl64_1(s[ 6] ^ bc[0], 44); |
||||
s[ 6] = rotl64_1(s[ 9] ^ bc[3], 20); |
||||
s[ 9] = rotl64_1(s[22] ^ bc[1], 61); |
||||
s[22] = rotl64_1(s[14] ^ bc[3], 39); |
||||
s[14] = rotl64_1(s[20] ^ bc[4], 18); |
||||
s[20] = rotl64_1(s[ 2] ^ bc[1], 62); |
||||
s[ 2] = rotl64_1(s[12] ^ bc[1], 43); |
||||
s[12] = rotl64_1(s[13] ^ bc[2], 25); |
||||
s[13] = rotl64_1(s[19] ^ bc[3], 8); |
||||
s[19] = rotl64_1(s[23] ^ bc[2], 56); |
||||
s[23] = rotl64_1(s[15] ^ bc[4], 41); |
||||
s[15] = rotl64_1(s[ 4] ^ bc[3], 27); |
||||
s[ 4] = rotl64_1(s[24] ^ bc[3], 14); |
||||
s[24] = rotl64_1(s[21] ^ bc[0], 2); |
||||
s[21] = rotl64_1(s[ 8] ^ bc[2], 55); |
||||
s[ 8] = rotl64_1(s[16] ^ bc[0], 45); |
||||
s[16] = rotl64_1(s[ 5] ^ bc[4], 36); |
||||
s[ 5] = rotl64_1(s[ 3] ^ bc[2], 28); |
||||
s[ 3] = rotl64_1(s[18] ^ bc[2], 21); |
||||
s[18] = rotl64_1(s[17] ^ bc[1], 15); |
||||
s[17] = rotl64_1(s[11] ^ bc[0], 10); |
||||
s[11] = rotl64_1(s[ 7] ^ bc[1], 6); |
||||
s[ 7] = rotl64_1(s[10] ^ bc[4], 3); |
||||
s[10] = rotl64_1(tmp1, 1); |
||||
|
||||
tmp1 = s[0]; tmp2 = s[1]; s[0] = bitselect(s[0] ^ s[2], s[0], s[1]); s[1] = bitselect(s[1] ^ s[3], s[1], s[2]); s[2] = bitselect(s[2] ^ s[4], s[2], s[3]); s[3] = bitselect(s[3] ^ tmp1, s[3], s[4]); s[4] = bitselect(s[4] ^ tmp2, s[4], tmp1); |
||||
tmp1 = s[5]; tmp2 = s[6]; s[5] = bitselect(s[5] ^ s[7], s[5], s[6]); s[6] = bitselect(s[6] ^ s[8], s[6], s[7]); s[7] = bitselect(s[7] ^ s[9], s[7], s[8]); s[8] = bitselect(s[8] ^ tmp1, s[8], s[9]); s[9] = bitselect(s[9] ^ tmp2, s[9], tmp1); |
||||
tmp1 = s[10]; tmp2 = s[11]; s[10] = bitselect(s[10] ^ s[12], s[10], s[11]); s[11] = bitselect(s[11] ^ s[13], s[11], s[12]); s[12] = bitselect(s[12] ^ s[14], s[12], s[13]); s[13] = bitselect(s[13] ^ tmp1, s[13], s[14]); s[14] = bitselect(s[14] ^ tmp2, s[14], tmp1); |
||||
tmp1 = s[15]; tmp2 = s[16]; s[15] = bitselect(s[15] ^ s[17], s[15], s[16]); s[16] = bitselect(s[16] ^ s[18], s[16], s[17]); s[17] = bitselect(s[17] ^ s[19], s[17], s[18]); s[18] = bitselect(s[18] ^ tmp1, s[18], s[19]); s[19] = bitselect(s[19] ^ tmp2, s[19], tmp1); |
||||
tmp1 = s[20]; tmp2 = s[21]; s[20] = bitselect(s[20] ^ s[22], s[20], s[21]); s[21] = bitselect(s[21] ^ s[23], s[21], s[22]); s[22] = bitselect(s[22] ^ s[24], s[22], s[23]); s[23] = bitselect(s[23] ^ tmp1, s[23], s[24]); s[24] = bitselect(s[24] ^ tmp2, s[24], tmp1); |
||||
|
||||
s[0] ^= 0x0000000000000001ULL; |
||||
} |
||||
|
||||
static inline void keccakf_mul_last(uint64_t *s) |
||||
{ |
||||
uint64_t bc[5], xormul[5]; |
||||
uint64_t tmp1, tmp2; |
||||
int i; |
||||
|
||||
for(i = 0; i < 5; i++) |
||||
xormul[i] = s[i + 0] ^ s[i + 5] ^ s[i + 10] * s[i + 15] * s[i + 20]; |
||||
|
||||
bc[0] = xormul[0] ^ rotl641(xormul[2]); |
||||
bc[1] = xormul[1] ^ rotl641(xormul[3]); |
||||
bc[2] = xormul[2] ^ rotl641(xormul[4]); |
||||
bc[3] = xormul[3] ^ rotl641(xormul[0]); |
||||
bc[4] = xormul[4] ^ rotl641(xormul[1]); |
||||
|
||||
s[0] ^= bc[4]; |
||||
s[1] = rotl64_2(s[6] ^ bc[0], 12); |
||||
s[2] = rotl64_2(s[12] ^ bc[1], 11); |
||||
s[4] = rotl64_1(s[24] ^ bc[3], 14); |
||||
s[3] = rotl64_1(s[18] ^ bc[2], 21); |
||||
|
||||
tmp1 = s[0]; tmp2 = s[1]; s[0] = bitselect(s[0] ^ s[2], s[0], s[1]); s[1] = bitselect(s[1] ^ s[3], s[1], s[2]); s[2] = bitselect(s[2] ^ s[4], s[2], s[3]); s[3] = bitselect(s[3] ^ tmp1, s[3], s[4]); |
||||
s[0] ^= 0x0000000000000001ULL; |
||||
} |
||||
|
||||
struct reciprocal_value64 cached_recip; |
||||
static uint64_t cached_scr_size = 0; |
||||
|
||||
static inline void scr_mix(uint64_t *st, uint64_t scr_size, struct reciprocal_value64 recip) |
||||
{ |
||||
#define KK_MIXIN_SIZE 24 |
||||
uint64_t _ALIGN(128) idx[KK_MIXIN_SIZE]; |
||||
|
||||
#ifdef _MSC_VER |
||||
#define pscr pscratchpad_buff |
||||
int x; |
||||
|
||||
// non-optimized 64bit operations
|
||||
for (x = 0; x < KK_MIXIN_SIZE; x++) { |
||||
idx[x] = reciprocal_remainder64(st[x], scr_size, recip) << 2; |
||||
} |
||||
if (idx[7] > scr_size*4) { |
||||
applog(LOG_WARNING, "Wrong remainder64 returned by the cpu hash %016llx > %016llx", |
||||
(unsigned long long) idx[7], (unsigned long long) scr_size*4); |
||||
return; |
||||
} |
||||
for(x = 0; x < KK_MIXIN_SIZE; x += 4) { |
||||
st[x + 0] ^= pscr[idx[x] + 0] ^ pscr[idx[x + 1] + 0] ^ pscr[idx[x + 2] + 0] ^ pscr[idx[x + 3] + 0]; |
||||
st[x + 1] ^= pscr[idx[x] + 1] ^ pscr[idx[x + 1] + 1] ^ pscr[idx[x + 2] + 1] ^ pscr[idx[x + 3] + 1]; |
||||
st[x + 2] ^= pscr[idx[x] + 2] ^ pscr[idx[x + 1] + 2] ^ pscr[idx[x + 2] + 2] ^ pscr[idx[x + 3] + 2]; |
||||
st[x + 3] ^= pscr[idx[x] + 3] ^ pscr[idx[x + 1] + 3] ^ pscr[idx[x + 2] + 3] ^ pscr[idx[x + 3] + 3]; |
||||
} |
||||
return; |
||||
|
||||
#elif !defined(UNROLL_SCR_MIX) |
||||
|
||||
#pragma GCC ivdep |
||||
for(int x = 0; x < 3; ++x) |
||||
{ |
||||
__m128i *st0, *st1, *st2, *st3; |
||||
|
||||
idx[0] = reciprocal_remainder64(st[(x << 3) + 0], scr_size, recip) << 2; |
||||
idx[1] = reciprocal_remainder64(st[(x << 3) + 1], scr_size, recip) << 2; |
||||
idx[2] = reciprocal_remainder64(st[(x << 3) + 2], scr_size, recip) << 2; |
||||
idx[3] = reciprocal_remainder64(st[(x << 3) + 3], scr_size, recip) << 2; |
||||
idx[4] = reciprocal_remainder64(st[(x << 3) + 4], scr_size, recip) << 2; |
||||
idx[5] = reciprocal_remainder64(st[(x << 3) + 5], scr_size, recip) << 2; |
||||
idx[6] = reciprocal_remainder64(st[(x << 3) + 6], scr_size, recip) << 2; |
||||
idx[7] = reciprocal_remainder64(st[(x << 3) + 7], scr_size, recip) << 2; |
||||
|
||||
for(int y = 0; y < 8; y++) _mm_prefetch((const char*) (&pscratchpad_buff[idx[y]]), _MM_HINT_T1); |
||||
|
||||
st0 = (__m128i *)&st[(x << 3) + 0]; |
||||
st1 = (__m128i *)&st[(x << 3) + 2]; |
||||
st2 = (__m128i *)&st[(x << 3) + 4]; |
||||
st3 = (__m128i *)&st[(x << 3) + 6]; |
||||
|
||||
*st0 = _mm_xor_si128(*st0, *((__m128i *)&pscratchpad_buff[idx[0]])); |
||||
*st0 = _mm_xor_si128(*st0, *((__m128i *)&pscratchpad_buff[idx[1]])); |
||||
*st0 = _mm_xor_si128(*st0, *((__m128i *)&pscratchpad_buff[idx[2]])); |
||||
*st0 = _mm_xor_si128(*st0, *((__m128i *)&pscratchpad_buff[idx[3]])); |
||||
|
||||
*st1 = _mm_xor_si128(*st1, *((__m128i *)&pscratchpad_buff[idx[0] + 2])); |
||||
*st1 = _mm_xor_si128(*st1, *((__m128i *)&pscratchpad_buff[idx[1] + 2])); |
||||
*st1 = _mm_xor_si128(*st1, *((__m128i *)&pscratchpad_buff[idx[2] + 2])); |
||||
*st1 = _mm_xor_si128(*st1, *((__m128i *)&pscratchpad_buff[idx[3] + 2])); |
||||
|
||||
*st2 = _mm_xor_si128(*st2, *((__m128i *)&pscratchpad_buff[idx[4]])); |
||||
*st2 = _mm_xor_si128(*st2, *((__m128i *)&pscratchpad_buff[idx[5]])); |
||||
*st2 = _mm_xor_si128(*st2, *((__m128i *)&pscratchpad_buff[idx[6]])); |
||||
*st2 = _mm_xor_si128(*st2, *((__m128i *)&pscratchpad_buff[idx[7]])); |
||||
|
||||
*st3 = _mm_xor_si128(*st3, *((__m128i *)&pscratchpad_buff[idx[4] + 2])); |
||||
*st3 = _mm_xor_si128(*st3, *((__m128i *)&pscratchpad_buff[idx[5] + 2])); |
||||
*st3 = _mm_xor_si128(*st3, *((__m128i *)&pscratchpad_buff[idx[6] + 2])); |
||||
*st3 = _mm_xor_si128(*st3, *((__m128i *)&pscratchpad_buff[idx[7] + 2])); |
||||
} |
||||
|
||||
#else |
||||
#warning using AVX2 optimizations |
||||
|
||||
idx[ 0] = reciprocal_remainder64(st[0], scr_size, recip) << 2; |
||||
idx[ 1] = reciprocal_remainder64(st[1], scr_size, recip) << 2; |
||||
idx[ 2] = reciprocal_remainder64(st[2], scr_size, recip) << 2; |
||||
idx[ 3] = reciprocal_remainder64(st[3], scr_size, recip) << 2; |
||||
idx[ 4] = reciprocal_remainder64(st[4], scr_size, recip) << 2; |
||||
idx[ 5] = reciprocal_remainder64(st[5], scr_size, recip) << 2; |
||||
idx[ 6] = reciprocal_remainder64(st[6], scr_size, recip) << 2; |
||||
idx[ 7] = reciprocal_remainder64(st[7], scr_size, recip) << 2; |
||||
|
||||
for(int y = 0; y < 8; y++) _mm_prefetch(&pscratchpad_buff[idx[y]], _MM_HINT_T1); |
||||
|
||||
idx[ 8] = reciprocal_remainder64(st[8], scr_size, recip) << 2; |
||||
idx[ 9] = reciprocal_remainder64(st[9], scr_size, recip) << 2; |
||||
idx[10] = reciprocal_remainder64(st[10], scr_size, recip) << 2; |
||||
idx[11] = reciprocal_remainder64(st[11], scr_size, recip) << 2; |
||||
idx[12] = reciprocal_remainder64(st[12], scr_size, recip) << 2; |
||||
idx[13] = reciprocal_remainder64(st[13], scr_size, recip) << 2; |
||||
idx[14] = reciprocal_remainder64(st[14], scr_size, recip) << 2; |
||||
idx[15] = reciprocal_remainder64(st[15], scr_size, recip) << 2; |
||||
|
||||
for(int y = 8; y < 16; ++y) _mm_prefetch(&pscratchpad_buff[idx[y]], _MM_HINT_T1); |
||||
|
||||
idx[16] = reciprocal_remainder64(st[16], scr_size, recip) << 2; |
||||
idx[17] = reciprocal_remainder64(st[17], scr_size, recip) << 2; |
||||
idx[18] = reciprocal_remainder64(st[18], scr_size, recip) << 2; |
||||
idx[19] = reciprocal_remainder64(st[19], scr_size, recip) << 2; |
||||
idx[20] = reciprocal_remainder64(st[20], scr_size, recip) << 2; |
||||
idx[21] = reciprocal_remainder64(st[21], scr_size, recip) << 2; |
||||
idx[22] = reciprocal_remainder64(st[22], scr_size, recip) << 2; |
||||
idx[23] = reciprocal_remainder64(st[23], scr_size, recip) << 2; |
||||
|
||||
for(int y = 16; y < 24; ++y) _mm_prefetch(&pscratchpad_buff[idx[y]], _MM_HINT_T1); |
||||
|
||||
__m256i *st0 = (__m256i *)&st[0]; |
||||
|
||||
for(int x = 0; x < 6; ++x) |
||||
{ |
||||
*st0 = _mm256_xor_si256(*st0, *((__m256i *)&pscratchpad_buff[idx[(x << 2) + 0]])); |
||||
*st0 = _mm256_xor_si256(*st0, *((__m256i *)&pscratchpad_buff[idx[(x << 2) + 1]])); |
||||
*st0 = _mm256_xor_si256(*st0, *((__m256i *)&pscratchpad_buff[idx[(x << 2) + 2]])); |
||||
*st0 = _mm256_xor_si256(*st0, *((__m256i *)&pscratchpad_buff[idx[(x << 2) + 3]])); |
||||
++st0; |
||||
} |
||||
|
||||
#endif |
||||
return; |
||||
} |
||||
|
||||
static void wild_keccak_hash_dbl(uint8_t * __restrict md, const uint8_t * __restrict in) |
||||
{ |
||||
uint64_t _ALIGN(32) st[25]; |
||||
uint64_t scr_size, i; |
||||
struct reciprocal_value64 recip; |
||||
|
||||
scr_size = scratchpad_size >> 2; |
||||
if (scr_size == cached_scr_size) |
||||
recip = cached_recip; |
||||
else { |
||||
cached_recip = recip = reciprocal_val64(scr_size); |
||||
cached_scr_size = scr_size; |
||||
} |
||||
|
||||
// Wild Keccak #1
|
||||
memcpy(st, in, 88); |
||||
st[10] = (st[10] & 0x00000000000000FFULL) | 0x0000000000000100ULL; |
||||
memset(&st[11], 0, 112); |
||||
st[16] |= 0x8000000000000000ULL; |
||||
|
||||
for(i = 0; i < 23; i++) { |
||||
keccakf_mul(st); |
||||
scr_mix(st, scr_size, recip); |
||||
} |
||||
|
||||
keccakf_mul_last(st); |
||||
|
||||
// Wild Keccak #2
|
||||
memset(&st[4], 0x00, 168); |
||||
st[ 4] = 0x0000000000000001ULL; |
||||
st[16] = 0x8000000000000000ULL; |
||||
|
||||
for(i = 0; i < 23; i++) { |
||||
keccakf_mul(st); |
||||
scr_mix(st, scr_size, recip); |
||||
} |
||||
|
||||
keccakf_mul_last(st); |
||||
|
||||
memcpy(md, st, 32); |
||||
return; |
||||
} |
||||
|
||||
void wildkeccak_hash(void* output, const void* input, uint64_t* scratchpad, uint64_t ssize) |
||||
{ |
||||
if (scratchpad) pscratchpad_buff = scratchpad; |
||||
if (!scratchpad_size) scratchpad_size = ssize; |
||||
wild_keccak_hash_dbl((uint8_t*)output, (uint8_t*)input); |
||||
} |
||||
@ -0,0 +1,369 @@
@@ -0,0 +1,369 @@
|
||||
extern "C" { |
||||
#include <errno.h> |
||||
#include <stdio.h> |
||||
#include <unistd.h> |
||||
} |
||||
|
||||
#include <miner.h> |
||||
#include <cuda_helper.h> |
||||
#include <cuda_vector_uint2x4.h> // todo |
||||
|
||||
#include "wildkeccak.h" |
||||
|
||||
extern char *device_config[MAX_GPUS]; // -l |
||||
extern uint64_t* pscratchpad_buff; |
||||
|
||||
static uint64_t* d_input[MAX_GPUS]; |
||||
static uint32_t* d_retnonce[MAX_GPUS]; |
||||
static ulonglong4* d_scratchpad[MAX_GPUS]; |
||||
|
||||
static uint64_t* h_scratchpad[MAX_GPUS] = { 0 }; |
||||
static cudaStream_t bufpad_stream[MAX_GPUS] = { 0 }; |
||||
static cudaStream_t kernel_stream[MAX_GPUS] = { 0 }; |
||||
|
||||
uint64_t scratchpad_size = 0; |
||||
|
||||
uint32_t WK_CUDABlocks = 64; |
||||
uint32_t WK_CUDAThreads = 256; |
||||
|
||||
#define st0 vst0.x |
||||
#define st1 vst0.y |
||||
#define st2 vst0.z |
||||
#define st3 vst0.w |
||||
|
||||
#define st4 vst4.x |
||||
#define st5 vst4.y |
||||
#define st6 vst4.z |
||||
#define st7 vst4.w |
||||
|
||||
#define st8 vst8.x |
||||
#define st9 vst8.y |
||||
#define st10 vst8.z |
||||
#define st11 vst8.w |
||||
|
||||
#define st12 vst12.x |
||||
#define st13 vst12.y |
||||
#define st14 vst12.z |
||||
#define st15 vst12.w |
||||
|
||||
#define st16 vst16.x |
||||
#define st17 vst16.y |
||||
#define st18 vst16.z |
||||
#define st19 vst16.w |
||||
|
||||
#define st20 vst20.x |
||||
#define st21 vst20.y |
||||
#define st22 vst20.z |
||||
#define st23 vst20.w |
||||
|
||||
#if __CUDA_ARCH__ >= 320 |
||||
|
||||
__device__ __forceinline__ uint64_t cuda_rotl641(const uint64_t value) |
||||
{ |
||||
uint2 result; |
||||
asm("shf.l.wrap.b32 %0, %1, %2, 1U;" : "=r"(result.x) |
||||
: "r"(__double2hiint(__longlong_as_double(value))), "r"(__double2loint(__longlong_as_double(value)))); |
||||
asm("shf.l.wrap.b32 %0, %1, %2, 1U;" : "=r"(result.y) |
||||
: "r"(__double2loint(__longlong_as_double(value))), "r"(__double2hiint(__longlong_as_double(value)))); |
||||
return __double_as_longlong(__hiloint2double(result.y, result.x)); |
||||
} |
||||
|
||||
#else |
||||
__noinline__ __device__ uint64_t cuda_rotl641(const uint64_t x) { return((x << 1) | (x >> 63)); } |
||||
#endif |
||||
|
||||
__noinline__ __device__ uint64_t bitselect(const uint64_t a, const uint64_t b, const uint64_t c) { return(a ^ (c & (b ^ a))); } |
||||
|
||||
#define ROTL641(x) (cuda_rotl641(x)) |
||||
|
||||
#define RND() \ |
||||
bc[0] = st0 ^ st5 ^ st10 * st15 * st20 ^ ROTL641(st2 ^ st7 ^ st12 * st17 * st22); \ |
||||
bc[1] = st1 ^ st6 ^ st11 * st16 * st21 ^ ROTL641(st3 ^ st8 ^ st13 * st18 * st23); \ |
||||
bc[2] = st2 ^ st7 ^ st12 * st17 * st22 ^ ROTL641(st4 ^ st9 ^ st14 * st19 * st24); \ |
||||
bc[3] = st3 ^ st8 ^ st13 * st18 * st23 ^ ROTL641(st0 ^ st5 ^ st10 * st15 * st20); \ |
||||
bc[4] = st4 ^ st9 ^ st14 * st19 * st24 ^ ROTL641(st1 ^ st6 ^ st11 * st16 * st21); \ |
||||
tmp1 = st1 ^ bc[0]; \ |
||||
\ |
||||
st0 ^= bc[4]; \ |
||||
st1 = ROTL64(st6 ^ bc[0], 44); \ |
||||
st6 = ROTL64(st9 ^ bc[3], 20); \ |
||||
st9 = ROTL64(st22 ^ bc[1], 61); \ |
||||
st22 = ROTL64(st14 ^ bc[3], 39); \ |
||||
st14 = ROTL64(st20 ^ bc[4], 18); \ |
||||
st20 = ROTL64(st2 ^ bc[1], 62); \ |
||||
st2 = ROTL64(st12 ^ bc[1], 43); \ |
||||
st12 = ROTL64(st13 ^ bc[2], 25); \ |
||||
st13 = ROTL64(st19 ^ bc[3], 8); \ |
||||
st19 = ROTL64(st23 ^ bc[2], 56); \ |
||||
st23 = ROTL64(st15 ^ bc[4], 41); \ |
||||
st15 = ROTL64(st4 ^ bc[3], 27); \ |
||||
st4 = ROTL64(st24 ^ bc[3], 14); \ |
||||
st24 = ROTL64(st21 ^ bc[0], 2); \ |
||||
st21 = ROTL64(st8 ^ bc[2], 55); \ |
||||
st8 = ROTL64(st16 ^ bc[0], 45); \ |
||||
st16 = ROTL64(st5 ^ bc[4], 36); \ |
||||
st5 = ROTL64(st3 ^ bc[2], 28); \ |
||||
st3 = ROTL64(st18 ^ bc[2], 21); \ |
||||
st18 = ROTL64(st17 ^ bc[1], 15); \ |
||||
st17 = ROTL64(st11 ^ bc[0], 10); \ |
||||
st11 = ROTL64(st7 ^ bc[1], 6); \ |
||||
st7 = ROTL64(st10 ^ bc[4], 3); \ |
||||
st10 = ROTL641(tmp1); \ |
||||
\ |
||||
tmp1 = st0; tmp2 = st1; st0 = bitselect(st0 ^ st2, st0, st1); st1 = bitselect(st1 ^ st3, st1, st2); st2 = bitselect(st2 ^ st4, st2, st3); st3 = bitselect(st3 ^ tmp1, st3, st4); st4 = bitselect(st4 ^ tmp2, st4, tmp1); \ |
||||
tmp1 = st5; tmp2 = st6; st5 = bitselect(st5 ^ st7, st5, st6); st6 = bitselect(st6 ^ st8, st6, st7); st7 = bitselect(st7 ^ st9, st7, st8); st8 = bitselect(st8 ^ tmp1, st8, st9); st9 = bitselect(st9 ^ tmp2, st9, tmp1); \ |
||||
tmp1 = st10; tmp2 = st11; st10 = bitselect(st10 ^ st12, st10, st11); st11 = bitselect(st11 ^ st13, st11, st12); st12 = bitselect(st12 ^ st14, st12, st13); st13 = bitselect(st13 ^ tmp1, st13, st14); st14 = bitselect(st14 ^ tmp2, st14, tmp1); \ |
||||
tmp1 = st15; tmp2 = st16; st15 = bitselect(st15 ^ st17, st15, st16); st16 = bitselect(st16 ^ st18, st16, st17); st17 = bitselect(st17 ^ st19, st17, st18); st18 = bitselect(st18 ^ tmp1, st18, st19); st19 = bitselect(st19 ^ tmp2, st19, tmp1); \ |
||||
tmp1 = st20; tmp2 = st21; st20 = bitselect(st20 ^ st22, st20, st21); st21 = bitselect(st21 ^ st23, st21, st22); st22 = bitselect(st22 ^ st24, st22, st23); st23 = bitselect(st23 ^ tmp1, st23, st24); st24 = bitselect(st24 ^ tmp2, st24, tmp1); \ |
||||
st0 ^= 1; |
||||
|
||||
#define LASTRND1() \ |
||||
bc[0] = st0 ^ st5 ^ st10 * st15 * st20 ^ ROTL64(st2 ^ st7 ^ st12 * st17 * st22, 1); \ |
||||
bc[1] = st1 ^ st6 ^ st11 * st16 * st21 ^ ROTL64(st3 ^ st8 ^ st13 * st18 * st23, 1); \ |
||||
bc[2] = st2 ^ st7 ^ st12 * st17 * st22 ^ ROTL64(st4 ^ st9 ^ st14 * st19 * st24, 1); \ |
||||
bc[3] = st3 ^ st8 ^ st13 * st18 * st23 ^ ROTL64(st0 ^ st5 ^ st10 * st15 * st20, 1); \ |
||||
bc[4] = st4 ^ st9 ^ st14 * st19 * st24 ^ ROTL64(st1 ^ st6 ^ st11 * st16 * st21, 1); \ |
||||
\ |
||||
st0 ^= bc[4]; \ |
||||
st1 = ROTL64(st6 ^ bc[0], 44); \ |
||||
st2 = ROTL64(st12 ^ bc[1], 43); \ |
||||
st4 = ROTL64(st24 ^ bc[3], 14); \ |
||||
st3 = ROTL64(st18 ^ bc[2], 21); \ |
||||
\ |
||||
tmp1 = st0; st0 = bitselect(st0 ^ st2, st0, st1); st1 = bitselect(st1 ^ st3, st1, st2); st2 = bitselect(st2 ^ st4, st2, st3); st3 = bitselect(st3 ^ tmp1, st3, st4); \ |
||||
st0 ^= 1; |
||||
|
||||
#define LASTRND2() \ |
||||
bc[2] = st2 ^ st7 ^ st12 * st17 * st22 ^ ROTL64(st4 ^ st9 ^ st14 * st19 * st24, 1); \ |
||||
bc[3] = st3 ^ st8 ^ st13 * st18 * st23 ^ ROTL64(st0 ^ st5 ^ st10 * st15 * st20, 1); \ |
||||
bc[4] = st4 ^ st9 ^ st14 * st19 * st24 ^ ROTL64(st1 ^ st6 ^ st11 * st16 * st21, 1); \ |
||||
\ |
||||
st0 ^= bc[4]; \ |
||||
st4 = ROTL64(st24 ^ bc[3], 14); \ |
||||
st3 = ROTL64(st18 ^ bc[2], 21); \ |
||||
st3 = bitselect(st3 ^ st0, st3, st4); |
||||
|
||||
__device__ ulonglong4 operator^(const ulonglong4 &a, const ulonglong4 &b) |
||||
{ |
||||
return(make_ulonglong4(a.x ^ b.x, a.y ^ b.y, a.z ^ b.z, a.w ^ b.w)); |
||||
} |
||||
|
||||
#define MIX(vst) vst = vst ^ scratchpad[vst.x % scr_size] ^ scratchpad[vst.y % scr_size] ^ scratchpad[vst.z % scr_size] ^ scratchpad[vst.w % scr_size]; |
||||
|
||||
#define MIX_ALL MIX(vst0); MIX(vst4); MIX(vst8); MIX(vst12); MIX(vst16); MIX(vst20); |
||||
|
||||
__global__ |
||||
void wk(uint32_t* __restrict__ retnonce, const uint64_t* __restrict__ input, const ulonglong4* __restrict__ scratchpad, |
||||
const uint32_t scr_size, const uint32_t target, uint64_t startNonce) |
||||
{ |
||||
ulonglong4 vst0, vst4, vst8, vst12, vst16, vst20; |
||||
uint64_t bc[5]; |
||||
uint64_t st24, tmp1, tmp2; |
||||
|
||||
const uint64_t nonce = startNonce + (blockDim.x * blockIdx.x) + threadIdx.x; |
||||
vst0 = make_ulonglong4((nonce << 8) + (input[0] & 0xFF), input[1] & 0xFFFFFFFFFFFFFF00ULL, input[2], input[3]); |
||||
vst4 = make_ulonglong4(input[4], input[5], input[6], input[7]); |
||||
vst8 = make_ulonglong4(input[8], input[9], (input[10] & 0xFF) | 0x100, 0); |
||||
vst12 = make_ulonglong4(0, 0, 0, 0); |
||||
vst16 = make_ulonglong4(0x8000000000000000ULL, 0, 0, 0); |
||||
vst20 = make_ulonglong4(0, 0, 0, 0); |
||||
st24 = 0; |
||||
|
||||
RND(); |
||||
MIX_ALL; |
||||
|
||||
for(int i = 0; i < 22; i++) { |
||||
RND(); |
||||
MIX_ALL; |
||||
} |
||||
|
||||
LASTRND1(); |
||||
|
||||
vst4 = make_ulonglong4(1, 0, 0, 0); |
||||
vst8 = make_ulonglong4(0, 0, 0, 0); |
||||
vst12 = make_ulonglong4(0, 0, 0, 0); |
||||
vst16 = make_ulonglong4(0x8000000000000000ULL, 0, 0, 0); |
||||
vst20 = make_ulonglong4(0, 0, 0, 0); |
||||
st24 = 0; |
||||
|
||||
RND(); |
||||
MIX_ALL; |
||||
|
||||
#pragma unroll |
||||
for(int i = 0; i < 22; i++) { |
||||
RND(); |
||||
MIX_ALL; |
||||
} |
||||
|
||||
LASTRND2(); |
||||
|
||||
if((st3 >> 32) <= target) { |
||||
retnonce[0] = (uint32_t) nonce; |
||||
retnonce[1] = retnonce[0]; |
||||
} |
||||
} |
||||
|
||||
__host__ |
||||
void wildkeccak_kernel(const int thr_id, const uint32_t threads, const uint32_t startNounce, const uint2 target, uint32_t *resNonces) |
||||
{ |
||||
CUDA_SAFE_CALL(cudaMemsetAsync(d_retnonce[thr_id], 0xff, 2 * sizeof(uint32_t), kernel_stream[thr_id])); |
||||
|
||||
const uint32_t threadsperblock = WK_CUDAThreads; |
||||
dim3 grid((threads + threadsperblock - 1) / threadsperblock); |
||||
dim3 block(threadsperblock); |
||||
|
||||
wk <<<grid, block, 0, kernel_stream[thr_id]>>> (d_retnonce[thr_id], d_input[thr_id], d_scratchpad[thr_id], |
||||
(uint32_t)(scratchpad_size >> 2), target.y, startNounce); |
||||
|
||||
cudaMemcpyAsync(resNonces, d_retnonce[thr_id], 2*sizeof(uint32_t), cudaMemcpyDeviceToHost, kernel_stream[thr_id]); |
||||
} |
||||
|
||||
static bool init[MAX_GPUS] = { 0 }; |
||||
|
||||
extern "C" int scanhash_wildkeccak(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done) |
||||
{ |
||||
//uint32_t _ALIGN(64) endiandata[20]; |
||||
uint32_t *ptarget = work->target; |
||||
uint32_t throughput = 0; |
||||
uint64_t n, nonce, first; |
||||
uint8_t *pdata = (uint8_t*) work->data; |
||||
memcpy(&first, &pdata[1], 8); |
||||
//memcpy(&n, &pdata[1], 4);; |
||||
n = nonce = first; |
||||
// pdata[5] = thr_id; |
||||
// memcpy(&nonce, &pdata[1], 8); |
||||
|
||||
if (!scratchpad_size || !h_scratchpad[thr_id]) { |
||||
if (h_scratchpad[thr_id]) |
||||
applog(LOG_ERR, "Scratchpad size is not set!"); |
||||
work->data[0] = 0; // invalidate |
||||
sleep(1); |
||||
return -EBUSY; |
||||
} |
||||
|
||||
if (!init[thr_id]) { |
||||
|
||||
if (device_config[thr_id]) { |
||||
sscanf(device_config[thr_id], "%ux%u", &WK_CUDABlocks, &WK_CUDAThreads); |
||||
gpulog(LOG_INFO, thr_id, "Using %u x %u threads kernel launch config", WK_CUDABlocks, WK_CUDAThreads); |
||||
} else { |
||||
throughput = cuda_default_throughput(thr_id, WK_CUDABlocks*WK_CUDAThreads); |
||||
gpulog(LOG_INFO, thr_id, "Intensity set to %g, %u cuda threads", throughput2intensity(throughput), throughput); |
||||
} |
||||
|
||||
cudaSetDevice(device_map[thr_id]); |
||||
if (opt_cudaschedule == -1 && gpu_threads == 1) { |
||||
cudaDeviceReset(); |
||||
// reduce cpu usage (linux) |
||||
cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); |
||||
cudaDeviceSetCacheConfig(cudaFuncCachePreferL1); |
||||
CUDA_LOG_ERROR(); |
||||
} |
||||
|
||||
CUDA_SAFE_CALL(cudaMalloc(&d_input[thr_id], 88)); |
||||
CUDA_SAFE_CALL(cudaMalloc(&d_retnonce[thr_id], 2*sizeof(uint32_t))); |
||||
|
||||
int status = (int) cudaMalloc(&d_scratchpad[thr_id], WILD_KECCAK_SCRATCHPAD_BUFFSIZE); |
||||
if (status != cudaSuccess) { |
||||
gpulog(LOG_ERR, thr_id, "Unable to allocate device memory, %u MB, err %d", |
||||
(uint32_t) (WILD_KECCAK_SCRATCHPAD_BUFFSIZE/(1024*1024)), status); |
||||
exit(-ENOMEM); |
||||
} |
||||
|
||||
cudaStreamCreate(&bufpad_stream[thr_id]); |
||||
cudaStreamCreate(&kernel_stream[thr_id]); |
||||
|
||||
CUDA_SAFE_CALL(cudaMemcpyAsync(d_scratchpad[thr_id], h_scratchpad[thr_id], scratchpad_size << 3, cudaMemcpyHostToDevice, bufpad_stream[thr_id])); |
||||
|
||||
init[thr_id] = true; |
||||
} |
||||
|
||||
throughput = cuda_default_throughput(thr_id, WK_CUDABlocks*WK_CUDAThreads); |
||||
|
||||
cudaMemcpy(d_input[thr_id], pdata, 88, cudaMemcpyHostToDevice); |
||||
// cudaMemset(d_retnonce[thr_id], 0xFF, 2*sizeof(uint32_t)); |
||||
|
||||
if (h_scratchpad[thr_id]) { |
||||
cudaStreamSynchronize(bufpad_stream[thr_id]); |
||||
} |
||||
|
||||
do { |
||||
// const uint32_t blocks = WK_CUDABlocks, threads = WK_CUDAThreads; |
||||
// const dim3 block(blocks); |
||||
// const dim3 thread(threads); |
||||
uint32_t h_retnonce[2] = { UINT32_MAX, UINT32_MAX }; |
||||
uint2 target = make_uint2(ptarget[6], ptarget[7]); |
||||
|
||||
wildkeccak_kernel(thr_id, throughput, nonce, target, h_retnonce); |
||||
/* |
||||
wk <<<block, thread, 0, kernel_stream[thr_id]>>> (d_retnonce[thr_id], d_input[thr_id], d_scratchpad[thr_id], |
||||
(uint32_t)(scratchpad_size >> 2), nonce, ptarget[7]); |
||||
*/ |
||||
|
||||
*hashes_done = (unsigned long) (n - first + throughput); |
||||
|
||||
cudaStreamSynchronize(kernel_stream[thr_id]); |
||||
if(h_retnonce[0] != UINT32_MAX) { |
||||
uint8_t _ALIGN(64) cpuhash[32]; |
||||
uint32_t* vhash = (uint32_t*) cpuhash; |
||||
uint64_t nonce64; |
||||
memcpy(&pdata[1], &h_retnonce[0], sizeof(uint32_t)); |
||||
memcpy(&nonce64, &pdata[1], 8); |
||||
wildkeccak_hash(cpuhash, pdata, pscratchpad_buff, scratchpad_size); |
||||
if (!cpuhash[31] && vhash[7] <= ptarget[7] && fulltest(vhash, ptarget)) { |
||||
work_set_target_ratio(work, vhash); |
||||
//applog_hex(pdata, 84); |
||||
//applog_hex(cpuhash, 32); |
||||
//applog_hex(ptarget, 32); |
||||
memcpy(work->nonces, &nonce64, 8); |
||||
if (n + throughput > max_nonce) { |
||||
*hashes_done = (unsigned long) (max_nonce - first); |
||||
} |
||||
return 1; |
||||
} |
||||
} |
||||
|
||||
if (n + throughput >= max_nonce) { |
||||
n = max_nonce; |
||||
break; |
||||
} |
||||
|
||||
n += throughput; |
||||
nonce += throughput; |
||||
|
||||
} while(!work_restart[thr_id].restart); |
||||
|
||||
*hashes_done = (unsigned long) (n - first + 1); |
||||
return 0; |
||||
} |
||||
|
||||
void wildkeccak_scratchpad_need_update(uint64_t* pscratchpad_buff) |
||||
{ |
||||
for(int i = 0; i < opt_n_threads; i++) { |
||||
h_scratchpad[i] = pscratchpad_buff; |
||||
if (init[i]) { |
||||
gpulog(LOG_DEBUG, i, "Starting scratchpad update..."); |
||||
cudaMemcpyAsync(d_scratchpad[i], h_scratchpad[i], scratchpad_size << 3, cudaMemcpyHostToDevice, bufpad_stream[i]); |
||||
work_restart[i].restart = true; |
||||
} |
||||
} |
||||
} |
||||
|
||||
void free_wildkeccak(int thr_id) |
||||
{ |
||||
if (!init[thr_id]) |
||||
return; |
||||
|
||||
cudaThreadSynchronize(); |
||||
|
||||
cudaFree(d_scratchpad[thr_id]); |
||||
cudaFree(d_input[thr_id]); |
||||
cudaFree(d_retnonce[thr_id]); |
||||
|
||||
cudaStreamDestroy(bufpad_stream[thr_id]); |
||||
cudaStreamDestroy(kernel_stream[thr_id]); |
||||
|
||||
cudaDeviceSynchronize(); |
||||
|
||||
init[thr_id] = false; |
||||
} |
||||
@ -0,0 +1,10 @@
@@ -0,0 +1,10 @@
|
||||
|
||||
#define WILD_KECCAK_SCRATCHPAD_BUFFSIZE 1ULL << 28 |
||||
#define WILD_KECCAK_ADDENDUMS_ARRAY_SIZE 10 |
||||
|
||||
extern uint64_t scratchpad_size; |
||||
|
||||
extern uint32_t WK_CUDABlocks, WK_CUDAThreads; |
||||
|
||||
void wildkeccak_scratchpad_need_update(uint64_t* pscratchpad_buff); |
||||
|
||||
@ -0,0 +1,41 @@
@@ -0,0 +1,41 @@
|
||||
|
||||
#include <jansson.h> |
||||
|
||||
#include "wildkeccak.h" |
||||
|
||||
#ifdef WIN32 |
||||
#define _PACKED _ALIGN(4) |
||||
#else |
||||
#define _PACKED __attribute__((__packed__)) |
||||
#endif |
||||
|
||||
struct _PACKED scratchpad_hi { |
||||
unsigned char prevhash[32]; |
||||
uint64_t height; |
||||
}; |
||||
|
||||
struct _PACKED addendums_array_entry { |
||||
struct scratchpad_hi prev_hi; |
||||
uint64_t add_size; |
||||
}; |
||||
|
||||
|
||||
struct _PACKED scratchpad_file_header { |
||||
struct scratchpad_hi current_hi; |
||||
struct addendums_array_entry add_arr[WILD_KECCAK_ADDENDUMS_ARRAY_SIZE]; |
||||
uint64_t scratchpad_size; |
||||
}; |
||||
|
||||
|
||||
bool rpc2_job_decode(const json_t *job, struct work *work); |
||||
bool rpc2_stratum_job(struct stratum_ctx *sctx, json_t *id, json_t *params); |
||||
bool rpc2_stratum_gen_work(struct stratum_ctx *sctx, struct work *work); |
||||
bool rpc2_stratum_submit(struct pool_infos *pool, struct work *work); |
||||
|
||||
int rpc2_stratum_thread_stuff(struct pool_infos* pool); |
||||
|
||||
bool rpc2_login_decode(const json_t *val); |
||||
|
||||
void rpc2_init(); |
||||
|
||||
void GetScratchpad(); |
||||
Loading…
Reference in new issue