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fix minor typos in inc_ecc_secp256k1.cl

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philsmd 2019-12-05 12:23:54 +01:00 committed by GitHub
parent 9cbeab9793
commit 6d822e04a1
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1 changed files with 4 additions and 4 deletions
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OpenCL/inc_ecc_secp256k1.cl
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@ -74,7 +74,7 @@
* // Example with window size w = 2 (i.e. mod 4 => & 3):
* // 173 => 1 0 -1 0 -1 0 -1 0 1 = 2^8 - 2^6 - 2^4 - 2^2 + 1
* int e = 0b10101101; // 173
* int z[8 + 1] = { 0 }; // our zi/di, we need one extra slot to make the substract work
* int z[8 + 1] = { 0 }; // our zi/di, we need one extra slot to make the subtraction work
*
* int i = 0;
*
@ -1356,7 +1356,7 @@ DECLSPEC void point_get_coords (secp256k1_t *r, const u32 x[8], const u32 y[8])
t1[7] = y[7];
// we use jacobian forms and the convertion with z = 1 is basically a NO-OP:
// X = X1 * z^2 = X1, Y = Y1 * z^3 = Y
// X = X1 * z^2 = X1, Y = Y1 * z^3 = Y1
// https://eprint.iacr.org/2011/338.pdf
@ -1501,7 +1501,7 @@ DECLSPEC void point_get_coords (secp256k1_t *r, const u32 x[8], const u32 y[8])
mul_mod (t2, t1, t1); // t2 = t1^2
mul_mod (t3, t1, t2); // t3 = t1^3
// output to y1
// output to y2
mul_mod (t3, t3, x1);
@ -1514,7 +1514,7 @@ DECLSPEC void point_get_coords (secp256k1_t *r, const u32 x[8], const u32 y[8])
r->xy[41] = t3[1];
r->xy[40] = t3[0];
// output to x1
// output to x2
mul_mod (t3, t2, t4);