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419 lines
10 KiB
419 lines
10 KiB
// This file is taken and modified from the public-domain poclbm project, and |
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// we have therefore decided to keep it public-domain in Phoenix. |
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// 2011-07-12: further modified by Diapolo and still public-domain |
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// -ck version to be compatible with cgminer |
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// 2011-07-14: shorter code |
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#define VECTORSX |
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#ifdef VECTORS4 |
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typedef uint4 u; |
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#elif defined VECTORS2 |
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typedef uint2 u; |
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#else |
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typedef uint u; |
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#endif |
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__constant uint K[64] = { |
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0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, |
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0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, |
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0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, |
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0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, |
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0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, |
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0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, |
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0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, |
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0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 |
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}; |
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// H[6] = 0x08909ae5U + 0xb0edbdd0 + K[0] == 0xfc08884d |
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// H[7] = -0x5be0cd19 - (0x90befffa) K[60] == -0xec9fcd13 |
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__constant uint H[8] = { |
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0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0xfc08884d, 0xec9fcd13 |
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}; |
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// L = 0xa54ff53a + 0xb0edbdd0 + K[0] == 0x198c7e2a2 |
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__constant ulong L = 0x198c7e2a2; |
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#define BFI_INTX |
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#define BITALIGNX |
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#define O 15 |
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#ifdef BITALIGN |
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#pragma OPENCL EXTENSION cl_amd_media_ops : enable |
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#define rot(x, y) amd_bitalign(x, x, (u)(32 - y)) |
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#else |
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#define rot(x, y) rotate(x, (u)y) |
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#endif |
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#ifdef BFI_INT |
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#define Ch(x, y, z) amd_bytealign(x, y, z) |
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#else |
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#define Ch(x, y, z) bitselect(z, y, x) |
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#endif |
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// Ma now uses the Ch function, if BFI_INT is enabled, the optimized Ch version is used |
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#define Ma(x, y, z) Ch((z ^ x), y, x) |
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// Various intermediate calculations for each SHA round |
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#define s0(n) (rot(Vals[(128 - n) % 8], 30) ^ rot(Vals[(128 - n) % 8], 19) ^ rot(Vals[(128 - n) % 8], 10)) |
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#define s1(n) (rot(Vals[(132 - n) % 8], 26) ^ rot(Vals[(132 - n) % 8], 21) ^ rot(Vals[(132 - n) % 8], 7)) |
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#define ch(n) (Ch(Vals[(132 - n) % 8], Vals[(133 - n) % 8], Vals[(134 - n) % 8])) |
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#define ma(n) (Ma(Vals[(129 - n) % 8], Vals[(130 - n) % 8], Vals[(128 - n) % 8])) |
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#define t1(n) (K[n % 64] + Vals[(135 - n) % 8] + W[n - O] + s1(n) + ch(n)) |
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#define t1_no_W(n) (K[n % 64] + Vals[(135 - n) % 8] + s1(n) + ch(n)) |
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// intermediate W calculations |
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#define P1(x) (rot(W[x - 2 - O], 15) ^ rot(W[x - 2 - O], 13) ^ (W[x - 2 - O] >> 10U)) |
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#define P2(x) (rot(W[x - 15 - O], 25) ^ rot(W[x - 15 - O], 14) ^ (W[x - 15 - O] >> 3U)) |
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#define P3(x) W[x - 7 - O] |
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#define P4(x) W[x - 16 - O] |
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// full W calculation |
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#define W(x) (W[x - O] = P4(x) + P3(x) + P2(x) + P1(x)) |
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// SHA round without W calc |
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#define sharound(n) { Vals[(131 - n) % 8] += t1(n); Vals[(135 - n) % 8] = t1(n) + s0(n) + ma(n); } |
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#define sharound_no_W(n) { Vals[(131 - n) % 8] += t1_no_W(n); Vals[(135 - n) % 8] = t1_no_W(n) + s0(n) + ma(n); } |
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__kernel void search( const uint state0, const uint state1, const uint state2, const uint state3, |
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const uint state4, const uint state5, const uint state6, const uint state7, |
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const uint B1, const uint C1, const uint C1addK5, const uint D1, |
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const uint F1, const uint G1, const uint H1, |
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const uint base, |
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const uint W2, |
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const uint W16, const uint W17, const uint W17_2, |
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const uint PreVal4addT1, const uint T1substate0, |
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__global uint * output) |
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{ |
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u W[124 - O]; |
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u Vals[8]; |
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#ifdef VECTORS4 |
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u W_3 = base + (get_global_id(0) << 2) + (uint4)(0, 1, 2, 3); |
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#elif defined VECTORS2 |
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u W_3 = base + (get_global_id(0) << 1) + (uint2)(0, 1); |
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#else |
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u W_3 = base + get_global_id(0); |
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#endif |
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u Temp; |
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Vals[0] = W_3 + PreVal4addT1 + T1substate0; |
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Vals[1] = B1; |
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Vals[2] = C1; |
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Vals[4] = W_3 + PreVal4addT1; |
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Vals[5] = F1; |
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Vals[6] = G1; |
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// used in: P2(19) == 285220864 (0x11002000), P4(20) |
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// W[4] = 0x80000000U; |
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// P1(x) is 0 for x == 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 |
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// P2(x) is 0 for x == 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 |
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// P3(x) is 0 for x == 12, 13, 14, 15, 16, 17, 18, 19, 20, 21 |
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// P4(x) is 0 for x == 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 |
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// W[x] in sharound(x) is 0 for x == 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 |
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// W[14] = W[13] = W[12] = W[11] = W[10] = W[9] = W[8] = W[7] = W[6] = W[5] = 0x00000000U; |
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// used in: P2(30) == 10485845 (0xA00055), P3(22), P4(31) |
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// K[15] + W[15] == 0xc19bf174 + 0x00000280U = 0xc19bf3f4 |
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W[15 - O] = 0x00000280U; |
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W[16 - O] = W16; |
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W[17 - O] = W17; |
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W[18 - O] = W2 + (rot(W_3, 25) ^ rot(W_3, 14) ^ (W_3 >> 3U)); |
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W[19 - O] = W_3 + W17_2; |
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W[20 - O] = (u)0x80000000U + P1(20); |
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W[21 - O] = P1(21); |
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W[22 - O] = P1(22) + P3(22); |
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W[23 - O] = P1(23) + P3(23); |
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W[24 - O] = P1(24) + P3(24); |
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W[25 - O] = P1(25) + P3(25); |
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W[26 - O] = P1(26) + P3(26); |
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W[27 - O] = P1(27) + P3(27); |
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W[28 - O] = P1(28) + P3(28); |
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W[29 - O] = P1(29) + P3(29); |
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W[30 - O] = (u)0xA00055 + P1(30) + P3(30); |
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// Round 4 |
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Temp = D1 + ch(4) + s1(4); |
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Vals[7] = Temp + H1; |
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Vals[3] = Temp + ma(4) + s0(4); |
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// Round 5 |
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Temp = C1addK5 + ch(5) + s1(5); |
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Vals[6] = Temp + G1; |
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Vals[2] = Temp + ma(5) + s0(5); |
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// W[6] to W[14] are 0, so no need to add them! |
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sharound_no_W(6); |
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sharound_no_W(7); |
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sharound_no_W(8); |
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sharound_no_W(9); |
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sharound_no_W(10); |
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sharound_no_W(11); |
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sharound_no_W(12); |
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sharound_no_W(13); |
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sharound_no_W(14); |
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// #define sharound(n) { Vals[(131 - n) % 8] += t1(n); Vals[(135 - n) % 8] = t1(n) + s0(n) + ma(n); } |
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// #define t1(n) (K[n % 64] + Vals[(135 - n) % 8] + W[n] + s1(n) + ch(n)) |
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// Vals[(131 - 15) % 8] += (Vals[(135 - 15) % 8] = (u)0xc19bf3f4 + Vals[(135 - 15) % 8] + s1(15) + ch(15)); |
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// Vals[(135 - 15) % 8] += s0(15) + ma(15); |
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sharound(15); |
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sharound(16); |
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sharound(17); |
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sharound(18); |
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sharound(19); |
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sharound(20); |
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sharound(21); |
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sharound(22); |
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sharound(23); |
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sharound(24); |
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sharound(25); |
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sharound(26); |
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sharound(27); |
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sharound(28); |
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sharound(29); |
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sharound(30); |
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W(31); |
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sharound(31); |
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W(32); |
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sharound(32); |
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W(33); |
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sharound(33); |
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W(34); |
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sharound(34); |
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W(35); |
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sharound(35); |
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W(36); |
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sharound(36); |
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W(37); |
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sharound(37); |
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W(38); |
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sharound(38); |
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W(39); |
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sharound(39); |
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W(40); |
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sharound(40); |
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W(41); |
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sharound(41); |
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W(42); |
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sharound(42); |
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W(43); |
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sharound(43); |
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W(44); |
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sharound(44); |
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W(45); |
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sharound(45); |
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W(46); |
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sharound(46); |
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W(47); |
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sharound(47); |
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W(48); |
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sharound(48); |
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W(49); |
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sharound(49); |
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W(50); |
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sharound(50); |
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W(51); |
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sharound(51); |
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W(52); |
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sharound(52); |
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W(53); |
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sharound(53); |
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W(54); |
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sharound(54); |
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W(55); |
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sharound(55); |
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W(56); |
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sharound(56); |
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W(57); |
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sharound(57); |
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W(58); |
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sharound(58); |
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W(59); |
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sharound(59); |
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W(60); |
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sharound(60); |
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W(61); |
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sharound(61); |
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W(62); |
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sharound(62); |
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W(63); |
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sharound(63); |
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W[64 - O] = state0 + Vals[0]; |
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W[65 - O] = state1 + Vals[1]; |
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W[66 - O] = state2 + Vals[2]; |
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W[67 - O] = state3 + Vals[3]; |
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W[68 - O] = state4 + Vals[4]; |
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W[69 - O] = state5 + Vals[5]; |
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W[70 - O] = state6 + Vals[6]; |
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W[71 - O] = state7 + Vals[7]; |
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// used in: P2(87) = 285220864 (0x11002000), P4(88) |
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// K[72] + W[72] == |
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W[72 - O] = 0x80000000U; |
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// P1(x) is 0 for x == 75, 76, 77, 78, 79, 80 |
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// P2(x) is 0 for x == 88, 89, 90, 91, 92, 93 |
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// P3(x) is 0 for x == 80, 81, 82, 83, 84, 85 |
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// P4(x) is 0 for x == 89, 90, 91, 92, 93, 94 |
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// W[x] in sharound(x) is 0 for x == 73, 74, 75, 76, 77, 78 |
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// W[78] = W[77] = W[76] = W[75] = W[74] = W[73] = 0x00000000U; |
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// used in: P1(81) = 10485760 (0xA00000), P2(94) = 4194338 (0x400022), P3(86), P4(95) |
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// K[79] + W[79] == |
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W[79 - O] = 0x00000100U; |
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Vals[0] = H[0]; |
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Vals[1] = H[1]; |
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Vals[2] = H[2]; |
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Vals[3] = (u)L + W[64 - O]; |
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Vals[4] = H[3]; |
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Vals[5] = H[4]; |
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Vals[6] = H[5]; |
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Vals[7] = H[6] + W[64 - O]; |
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sharound(65); |
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sharound(66); |
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sharound(67); |
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sharound(68); |
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sharound(69); |
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sharound(70); |
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sharound(71); |
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sharound(72); |
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// W is also zero for these rounds |
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sharound_no_W(73); |
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sharound_no_W(74); |
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sharound_no_W(75); |
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sharound_no_W(76); |
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sharound_no_W(77); |
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sharound_no_W(78); |
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sharound(79); |
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W[80 - O] = P2(80) + P4(80); |
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W[81 - O] = (u)0xA00000 + P4(81) + P2(81); |
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W[82 - O] = P4(82) + P2(82) + P1(82); |
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W[83 - O] = P4(83) + P2(83) + P1(83); |
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W[84 - O] = P4(84) + P2(84) + P1(84); |
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W[85 - O] = P4(85) + P2(85) + P1(85); |
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W(86); |
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sharound(80); |
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sharound(81); |
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sharound(82); |
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sharound(83); |
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sharound(84); |
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sharound(85); |
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sharound(86); |
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W[87 - O] = (u)0x11002000 + P4(87) + P3(87) + P1(87); |
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sharound(87); |
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W[88 - O] = (u)0x80000000U + P3(88) + P1(88); |
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sharound(88); |
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W[89 - O] = P3(89) + P1(89); |
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sharound(89); |
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W[90 - O] = P3(90) + P1(90); |
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sharound(90); |
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W[91 - O] = P3(91) + P1(91); |
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sharound(91); |
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W[92 - O] = P3(92) + P1(92); |
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sharound(92); |
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W[93 - O] = P3(93) + P1(93); |
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sharound(93); |
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W[94 - O] = (u)0x400022 + P3(94) + P1(94); |
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sharound(94); |
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W[95 - O] = (u)0x00000100U + P3(95) + P2(95) + P1(95); |
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sharound(95); |
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W(96); |
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sharound(96); |
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W(97); |
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sharound(97); |
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W(98); |
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sharound(98); |
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W(99); |
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sharound(99); |
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W(100); |
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sharound(100); |
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W(101); |
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sharound(101); |
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W(102); |
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sharound(102); |
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W(103); |
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sharound(103); |
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W(104); |
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sharound(104); |
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W(105); |
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sharound(105); |
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W(106); |
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sharound(106); |
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W(107); |
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sharound(107); |
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W(108); |
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sharound(108); |
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W(109); |
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sharound(109); |
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W(110); |
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sharound(110); |
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W(111); |
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sharound(111); |
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W(112); |
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sharound(112); |
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W(113); |
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sharound(113); |
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W(114); |
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sharound(114); |
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W(115); |
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sharound(115); |
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W(116); |
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sharound(116); |
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W(117); |
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sharound(117); |
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W(118); |
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sharound(118); |
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W(119); |
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sharound(119); |
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W(120); |
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sharound(120); |
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W(121); |
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sharound(121); |
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W(122); |
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sharound(122); |
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W(123); |
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sharound(123); |
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// Round 124 |
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Vals[7] += Vals[3] + P4(124) + P3(124) + P2(124) + P1(124) + s1(124) + ch(124); |
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#define MAXBUFFERS (4095) |
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#define NFLAG (0xFFFUL) |
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#if defined(VECTORS4) || defined(VECTORS2) |
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if (Vals[7].x == -H[7]) |
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{ |
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output[MAXBUFFERS] = output[NFLAG & (W[3].x >> 2)] = W_3.x; |
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} |
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if (Vals[7].y == -H[7]) |
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{ |
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output[MAXBUFFERS] = output[NFLAG & (W[3].y >> 2)] = W_3.y; |
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} |
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#ifdef VECTORS4 |
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if (Vals[7].z == -H[7]) |
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{ |
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output[MAXBUFFERS] = output[NFLAG & (W[3].z >> 2)] = W_3.z; |
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} |
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if (Vals[7].w == -H[7]) |
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{ |
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output[MAXBUFFERS] = output[NFLAG & (W[3].w >> 2)] = W_3.w; |
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} |
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#endif |
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#else |
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if (Vals[7] == -H[7]) |
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{ |
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output[MAXBUFFERS] = output[NFLAG & (W[3] >> 2)] = W_3; |
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} |
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#endif |
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}
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