init: v1.0.0

2026-05-27 23:03:00 +08:00
commit 8d97f750eb
466 changed files with 80067 additions and 0 deletions
@@ -0,0 +1,112 @@
+//go:build (amd64 || arm64) && !generic && !generic32 && !generic64
+// +build amd64 arm64
+// +build !generic
+// +build !generic32
+// +build !generic64
+
+package ec256
+
+import (
+	"fmt"
+	"math/big"
+	"testing"
+	"time"
+)
+
+func pointFromBig(x, y *big.Int) []uint64 {
+	xyz := make([]uint64, 12)
+	fromBig(xyz[0:4], maybeReduceModP(x))
+	fromBig(xyz[4:8], maybeReduceModP(y))
+	c256Mul(xyz[0:4], xyz[0:4], rr[:])
+	c256Mul(xyz[4:8], xyz[4:8], rr[:])
+	xyz[8] = montOne0
+	xyz[9] = montOne1
+	xyz[10] = montOne2
+	xyz[11] = montOne3
+	return xyz
+}
+
+// func TestC256AddSpeed(t *testing.T) {
+// 	a := []uint64{0x715A4589334C74C7, 0x8FE30BBFF2660BE1, 0x5F9904466A39C994, 0x32C4AE2C1F198119}
+// 	b := []uint64{0x715A4589334C74C7, 0x8FE30BBFF2660BE1, 0x5F9904466A39C994, 0x32C4AE2C1F198119}
+// 	res := make([]uint64, 4)
+// 	begin := time.Now()
+// 	total := 1000000000
+// 	for i := 0; i < total; i++ {
+// 		c256Add(res, a, b)
+// 	}
+// 	elaspe := time.Since(begin)
+// 	fmt.Println("time: ", elaspe.Milliseconds(), "ms")
+// 	fmt.Println(int(float64(total) / float64(elaspe.Milliseconds()) * 1000))
+// }
+
+func TestC256SqrSpeed(t *testing.T) {
+	a := []uint64{0x715A4589334C74C7, 0x8FE30BBFF2660BE1, 0x5F9904466A39C994, 0x32C4AE2C1F198119}
+	res := make([]uint64, 4)
+	begin := time.Now()
+	total := 100000000
+	for i := 0; i < total; i++ {
+		c256Sqr(res, a, 1)
+		// c256Sqr(res, res, 1)
+		// c256Sqr(res, res, 1)
+		// c256Sqr(res, res, 1)
+	}
+	elaspe := time.Since(begin)
+	fmt.Println("time: ", elaspe.Milliseconds(), "ms")
+	fmt.Println(int(float64(total) / float64(elaspe.Milliseconds()) * 1000))
+}
+
+func TestC256MulSpeed(t *testing.T) {
+	a := []uint64{0x715A4589334C74C7, 0x8FE30BBFF2660BE1, 0x5F9904466A39C994, 0x32C4AE2C1F198119}
+	b := []uint64{0x715A4589334C74C6, 0x8FE30BBFF2660BE1, 0x5F9904466A39C994, 0x32C4AE2C1F198119}
+	res := make([]uint64, 4)
+	total := 100000000
+	begin := time.Now()
+	for i := 0; i < total; i++ {
+		c256Mul(res, a, b)
+	}
+	elaspe := time.Since(begin)
+	fmt.Println("time: ", elaspe.Milliseconds(), "ms")
+	fmt.Println(int(float64(total) / float64(elaspe.Milliseconds()) * 1000))
+}
+
+func TestC256PointAddAsmSpeed(t *testing.T) {
+	p1 := pointFromBig(c256.Gx, c256.Gy)
+	x2, y2 := c256.ScalarMult(c256.Gx, c256.Gy, (new(big.Int).SetInt64(2)).Bytes())
+	p2 := pointFromBig(x2, y2)
+	var res [12]uint64
+	begin := time.Now()
+	total := 10000000
+	for i := 0; i < total; i++ {
+		c256PointAddAsm(res[:], p1, p2)
+	}
+	elaspe := time.Since(begin)
+	fmt.Println("time: ", elaspe.Milliseconds(), "ms")
+	fmt.Println(int(float64(total) / float64(elaspe.Milliseconds()) * 1000))
+}
+
+func TestC256PointDoubleAsmSpeed(t *testing.T) {
+	p1 := pointFromBig(c256.Gx, c256.Gy)
+	var res [12]uint64
+	begin := time.Now()
+	total := 10000000
+	for i := 0; i < total; i++ {
+		c256PointDoubleAsm(res[:], p1)
+	}
+	elaspe := time.Since(begin)
+	fmt.Println("time: ", elaspe.Milliseconds(), "ms")
+	fmt.Println(int(float64(total) / float64(elaspe.Milliseconds()) * 1000))
+}
+
+func TestC256InvSpeed(t *testing.T) {
+	in := []uint64{34235, 23341, 3444, 55555}
+	out := make([]uint64, 4)
+	begin := time.Now()
+	total := 1000000
+	for i := 0; i < total; i++ {
+		c256Inverse(out, in)
+	}
+	elaspe := time.Since(begin)
+	fmt.Println("time: ", elaspe.Milliseconds(), "ms")
+	fmt.Println(float64(total) / float64(elaspe.Milliseconds()) * 1000)
+}