commit a2f63448aead20fe9e70ac33e053eff411c9dd99
parent 31e75d45000e2df4b690e7c54d54886f0789cf1e
Author: Jared Tobin <jared@jtobin.io>
Date: Sun, 21 Dec 2025 18:29:11 -0330
meta: use llvm flag, update benchmarks
I'd forgotten to link the flag to ghc-options.
Diffstat:
2 files changed, 31 insertions(+), 29 deletions(-)
diff --git a/README.md b/README.md
@@ -114,52 +114,52 @@ differing inputs is attributable to noise:
```
benchmarking derive_pub/wnaf, sk = 2
- time 27.08 μs (27.07 μs .. 27.10 μs)
- 1.000 R² (1.000 R² .. 1.000 R²)
- mean 27.10 μs (27.09 μs .. 27.12 μs)
- std dev 60.01 ns (41.51 ns .. 98.05 ns)
+ time 14.18 μs (13.76 μs .. 14.81 μs)
+ 0.995 R² (0.990 R² .. 1.000 R²)
+ mean 13.72 μs (13.62 μs .. 13.99 μs)
+ std dev 518.8 ns (188.9 ns .. 947.5 ns)
benchmarking derive_pub/wnaf, sk = 2 ^ 255 - 19
- time 27.09 μs (27.07 μs .. 27.11 μs)
+ time 13.67 μs (13.64 μs .. 13.70 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 27.09 μs (27.08 μs .. 27.12 μs)
- std dev 61.41 ns (34.20 ns .. 116.9 ns)
+ mean 13.70 μs (13.68 μs .. 13.72 μs)
+ std dev 64.27 ns (53.05 ns .. 78.25 ns)
benchmarking schnorr/sign_schnorr' (small)
- time 77.40 μs (77.11 μs .. 77.87 μs)
+ time 49.22 μs (49.07 μs .. 49.32 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 77.32 μs (77.25 μs .. 77.53 μs)
- std dev 366.0 ns (197.5 ns .. 704.2 ns)
+ mean 49.18 μs (49.08 μs .. 49.29 μs)
+ std dev 368.4 ns (296.2 ns .. 528.5 ns)
benchmarking schnorr/sign_schnorr' (large)
- time 77.39 μs (77.33 μs .. 77.45 μs)
+ time 49.14 μs (49.05 μs .. 49.22 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 77.36 μs (77.31 μs .. 77.42 μs)
- std dev 178.8 ns (147.8 ns .. 222.9 ns)
+ mean 49.04 μs (48.99 μs .. 49.13 μs)
+ std dev 228.1 ns (161.6 ns .. 392.6 ns)
benchmarking ecdsa/sign_ecdsa' (small)
- time 72.32 μs (72.24 μs .. 72.42 μs)
+ time 58.01 μs (57.87 μs .. 58.30 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 72.42 μs (72.38 μs .. 72.50 μs)
- std dev 199.4 ns (151.0 ns .. 298.5 ns)
+ mean 57.88 μs (57.76 μs .. 58.14 μs)
+ std dev 577.1 ns (269.5 ns .. 1.102 μs)
benchmarking ecdsa/sign_ecdsa' (large)
- time 72.42 μs (72.31 μs .. 72.56 μs)
+ time 57.90 μs (57.86 μs .. 57.94 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 72.41 μs (72.37 μs .. 72.49 μs)
- std dev 199.9 ns (141.9 ns .. 344.1 ns)
+ mean 57.94 μs (57.90 μs .. 57.98 μs)
+ std dev 136.5 ns (108.2 ns .. 180.4 ns)
benchmarking ecdh/ecdh (small)
- time 257.2 μs (256.9 μs .. 257.5 μs)
+ time 143.6 μs (143.4 μs .. 143.7 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 257.0 μs (256.8 μs .. 257.2 μs)
- std dev 667.5 ns (480.7 ns .. 973.1 ns)
+ mean 143.7 μs (143.3 μs .. 144.6 μs)
+ std dev 2.022 μs (846.9 ns .. 3.402 μs)
benchmarking ecdh/ecdh (large)
- time 256.9 μs (256.7 μs .. 257.0 μs)
+ time 143.8 μs (143.7 μs .. 143.9 μs)
1.000 R² (1.000 R² .. 1.000 R²)
- mean 256.9 μs (256.7 μs .. 257.0 μs)
- std dev 369.9 ns (278.8 ns .. 570.4 ns)
+ mean 143.8 μs (143.7 μs .. 143.9 μs)
+ std dev 385.2 ns (265.9 ns .. 544.5 ns)
```
Note also that care has been taken to ensure that allocation is held
@@ -180,9 +180,9 @@ constant across input sizes for all sensitive operations:
ecdsa
- Case Allocated GCs
- sign_ecdsa' (small) 61,624 0
- sign_ecdsa' (large) 61,624 0
+ Case Allocated GCs
+ sign_ecdsa' (small) 61,592 0
+ sign_ecdsa' (large) 61,592 0
ecdh
diff --git a/ppad-secp256k1.cabal b/ppad-secp256k1.cabal
@@ -1,6 +1,6 @@
cabal-version: 3.0
name: ppad-secp256k1
-version: 0.4.0
+version: 0.5.0
synopsis: Schnorr signatures, ECDSA, and ECDH on the elliptic curve
secp256k1
license: MIT
@@ -29,6 +29,8 @@ library
hs-source-dirs: lib
ghc-options:
-Wall
+ if flag(llvm)
+ ghc-options: -fllvm -O2
exposed-modules:
Crypto.Curve.Secp256k1
build-depends:
