sm2: add dev macro-based benchmarks (#1594)

Similar to e.g. #1589

Author: tarcieri

.github/workflows/sm2.yml

@@ -26,6 +26,15 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
+  benches:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.85.0 # MSRV
+      - run: cargo build --all-features --benches
+
   build:
     runs-on: ubuntu-latest
     strategy:

Cargo.lock

@@ -13,6 +13,6 @@ const FE_B: FieldElement = FieldElement::from_hex_vartime(
     "547ef835c3dac4fd97f8461a14611dc9c27745132ded8e545c1d54c72f046997",
 );
 
-primefield::bench_field!(bench_ecdsa, "FieldElement", FE_A, FE_B);
-criterion_group!(benches, bench_ecdsa);
+primefield::bench_field!(bench_field, "FieldElement", FE_A, FE_B);
+criterion_group!(benches, bench_field);
 criterion_main!(benches);

bp256/benches/field.rs

@@ -32,9 +32,11 @@ sm3 = { version = "0.5.0-rc.3", optional = true, default-features = false }
 der = { version = "0.8.0-rc.10", optional = true }
 
 [dev-dependencies]
+criterion = "0.7"
+elliptic-curve = { version = "0.14.0-rc.20", default-features = false, features = ["dev"] }
+getrandom = { version = "0.4.0-rc.0", features = ["sys_rng"] }
 hex-literal = "1"
 proptest = "1"
-getrandom = { version = "0.4.0-rc.0", features = ["sys_rng"] }
 
 [features]
 default = ["arithmetic", "dsa", "getrandom", "pke", "pem", "std"]
@@ -50,5 +52,20 @@ pem = ["elliptic-curve/pem", "pkcs8"]
 pkcs8 = ["elliptic-curve/pkcs8", "der"]
 serde = ["elliptic-curve/serde", "primeorder?/serde", "serdect"]
 
+[[bench]]
+name = "field"
+harness = false
+required-features = ["arithmetic"]
+
+[[bench]]
+name = "point"
+harness = false
+required-features = ["arithmetic"]
+
+[[bench]]
+name = "scalar"
+harness = false
+required-features = ["arithmetic"]
+
 [package.metadata.docs.rs]
 all-features = true

sm2/Cargo.toml

@@ -0,0 +1,18 @@
+//! sm2 `FieldElement` benchmarks
+
+use criterion::{criterion_group, criterion_main};
+use primeorder::PrimeCurveParams;
+use sm2::Sm2;
+
+type FieldElement = <Sm2 as PrimeCurveParams>::FieldElement;
+
+const FE_A: FieldElement = FieldElement::from_hex_vartime(
+    "32C4AE2C1F1981195F9904466A39C9948FE30BBFF2660BE1715A4589334C74C7",
+);
+const FE_B: FieldElement = FieldElement::from_hex_vartime(
+    "BC3736A2F4F6779C59BDCEE36B692153D0A9877CC62A474002DF32E52139F0A0",
+);
+
+primefield::bench_field!(bench_field, "FieldElement", FE_A, FE_B);
+criterion_group!(benches, bench_field);
+criterion_main!(benches);

sm2/benches/field.rs

@@ -0,0 +1,22 @@
+//! sm2r1 `ProjectivePoint` benchmarks
+
+use criterion::{criterion_group, criterion_main};
+use sm2::{ProjectivePoint, Scalar};
+
+const SCALAR_A: Scalar =
+    Scalar::from_hex_vartime("9bb0d8b72602b70dd5cfed99607a2e2c021dd0fe3b3af842df02c06f8c1a0f4e");
+const SCALAR_B: Scalar =
+    Scalar::from_hex_vartime("6494152e2b6c34768296d2ea0e984f89a77f0d7399b70f2e29789128423a9bea");
+const SCALAR_C: Scalar =
+    Scalar::from_hex_vartime("a316f6a92d2f8359218cf9f68900d9f791ad2ad77aee07686adeb5ec7c7b8cb3");
+
+elliptic_curve::bench_projective!(
+    bench_projective,
+    "ProjectivePoint",
+    ProjectivePoint::GENERATOR * SCALAR_A,
+    ProjectivePoint::GENERATOR * SCALAR_B,
+    SCALAR_C
+);
+
+criterion_group!(benches, bench_projective);
+criterion_main!(benches);

sm2/benches/point.rs

@@ -0,0 +1,13 @@
+//! sm2 `Scalar` benchmarks
+
+use criterion::{criterion_group, criterion_main};
+use sm2::Scalar;
+
+const SCALAR_A: Scalar =
+    Scalar::from_hex_vartime("9bb0d8b72602b70dd5cfed99607a2e2c021dd0fe3b3af842df02c06f8c1a0f4e");
+const SCALAR_B: Scalar =
+    Scalar::from_hex_vartime("6494152e2b6c34768296d2ea0e984f89a77f0d7399b70f2e29789128423a9bea");
+
+primefield::bench_field!(bench_scalar, "Scalar", SCALAR_A, SCALAR_B);
+criterion_group!(benches, bench_scalar);
+criterion_main!(benches);