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| author | luigi1111 <luigi1111w@gmail.com> | 2022-05-10 16:51:59 -0500 |
|---|---|---|
| committer | luigi1111 <luigi1111w@gmail.com> | 2022-05-10 16:51:59 -0500 |
| commit | fbd1f1e476de88f391994a27a7dcca05adba4e7d (patch) | |
| tree | d655d06de7f93ab1135f4ac1f7adf5de486177fd | |
| parent | Merge pull request #8281 (diff) | |
| parent | refactor(bp+): save one inversion, use sc_muladd (diff) | |
| download | monero-fbd1f1e476de88f391994a27a7dcca05adba4e7d.tar.xz | |
Merge pull request #8293
4f08bcd refactor(bp+): save one inversion, use sc_muladd (Dusan Klinec)
| -rw-r--r-- | src/ringct/bulletproofs_plus.cc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/ringct/bulletproofs_plus.cc b/src/ringct/bulletproofs_plus.cc index 3d27849c1..231a88180 100644 --- a/src/ringct/bulletproofs_plus.cc +++ b/src/ringct/bulletproofs_plus.cc @@ -644,8 +644,7 @@ try_again: { sc_mul(temp.bytes, temp.bytes, z_squared.bytes); sc_mul(temp2.bytes, y_powers[MN+1].bytes, temp.bytes); - sc_mul(temp2.bytes, temp2.bytes, gamma[j].bytes); - sc_add(alpha1.bytes, alpha1.bytes, temp2.bytes); + sc_muladd(alpha1.bytes, temp2.bytes, gamma[j].bytes, alpha1.bytes); } // These are used in the inner product rounds @@ -706,7 +705,8 @@ try_again: rct::key challenge_squared; sc_mul(challenge_squared.bytes, challenge.bytes, challenge.bytes); - rct::key challenge_squared_inv = invert(challenge_squared); + rct::key challenge_squared_inv; + sc_mul(challenge_squared_inv.bytes, challenge_inv.bytes, challenge_inv.bytes); sc_muladd(alpha1.bytes, dL.bytes, challenge_squared.bytes, alpha1.bytes); sc_muladd(alpha1.bytes, dR.bytes, challenge_squared_inv.bytes, alpha1.bytes); |