From 8691a605e2388b48caa612cb38be3ebb833268de Mon Sep 17 00:00:00 2001
From: emmansun <emman.sun@foxmail.com>
Date: Sun, 2 Jan 2022 12:52:49 +0800
Subject: [PATCH] test arm64 gcm

---
 sm4/sm4_gcm_test.go | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 sm4/sm4_gcm_test.go

diff --git a/sm4/sm4_gcm_test.go b/sm4/sm4_gcm_test.go
new file mode 100644
index 0000000..288679f
--- /dev/null
+++ b/sm4/sm4_gcm_test.go
@@ -0,0 +1,22 @@
+//go:build amd64 || arm64
+// +build amd64 arm64
+
+package sm4
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestPrecomputeTableAsm(t *testing.T) {
+	key := []byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
+	c := sm4CipherAsm{sm4Cipher{make([]uint32, rounds), make([]uint32, rounds)}}
+	expandKeyAsm(&key[0], &ck[0], &c.enc[0], &c.dec[0])
+	c1 := &sm4CipherGCM{c}
+	g := &gcmAsm{}
+	g.cipher = &c1.sm4CipherAsm
+	var key1 [gcmBlockSize]byte
+	c1.Encrypt(key1[:], key1[:])
+	precomputeTableAsm(&g.bytesProductTable, &key1)
+	fmt.Printf("%v\n", g.bytesProductTable)
+}