diff --git a/CMakeLists.txt b/CMakeLists.txt
index f17afb8a3..d4c4c21bb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -290,22 +290,6 @@ if (ENABLE_TLS_DEBUG)
 endif()
 
 
-#option(ENABLE_SM3_AVX_BMI2 "Enable SM3 AVX+BMI2 assembly implementation" OFF)
-#if (ENABLE_SM3_AVX_BMI2)
-#	message(STATUS "ENABLE_SM3_AVX_BMI2 is ON")
-#	add_definitions(-DENABLE_SM3_AVX_BMI2)
-#	enable_language(ASM)
-#	list(APPEND src src/sm3_avx_bmi2.s)
-#endif()
-
-option (ENABLE_SM4_TBOX "Enable SM4 merged S-Box implementation" ON)
-if (ENABLE_SM4_TBOX)
-	message(STATUS "ENABLE_SM4_TBOX is ON")
-	list(FIND src src/sm4.c sm4_index)
-	list(REMOVE_AT src ${sm4_index})
-	list(INSERT src ${sm4_index} src/sm4_tbox.c)
-endif()
-
 option(ENABLE_SM3_SSE "Enable SM3 SSE assembly implementation" OFF)
 if (ENABLE_SM3_SSE)
 	message(STATUS "ENABLE_SM3_SSE is ON")
@@ -314,6 +298,22 @@ if (ENABLE_SM3_SSE)
 	list(INSERT src ${sm3_index} src/sm3_sse.c)
 endif()
 
+option (ENABLE_SM4_TBOX "Enable SM4 merged S-Box implementation" OFF)
+if (ENABLE_SM4_TBOX)
+	message(STATUS "ENABLE_SM4_TBOX is ON")
+	list(FIND src src/sm4.c sm4_index)
+	list(REMOVE_AT src ${sm4_index})
+	list(INSERT src ${sm4_index} src/sm4_tbox.c)
+endif()
+
+option(ENABLE_SM4_AARCH64 "Enable SM4 AARCH64 assembly implementation" OFF)
+if (ENABLE_SM4_AARCH64)
+	message(STATUS "ENABLE_SM4_AARCH64 is ON")
+	list(FIND src src/sm4.c sm4_index)
+	list(REMOVE_AT src ${sm4_index})
+	list(INSERT src ${sm4_index} src/sm4_aarch64.S)
+	enable_language(ASM)
+endif()
 
 option(ENABLE_SM4_AESNI_AVX "Enable SM4 AESNI+AVX assembly implementation" OFF)
 if (ENABLE_SM4_AESNI_AVX)
@@ -324,14 +324,6 @@ if (ENABLE_SM4_AESNI_AVX)
 	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=native")
 endif()
 
-option(ENABLE_SM4_AARCH64 "Enable SM4 AARCH64 assembly implementation" OFF)
-if (ENABLE_SM4_AARCH64)
-	message(STATUS "ENABLE_SM4_AARCH64 is ON")
-	add_definitions(-DENABLE_SM4_AARCH64)
-	enable_language(ASM)
-	list(APPEND src src/sm4_aarch64.S)
-endif()
-
 option(ENABLE_SM4_ECB "Enable SM4 ECB mode" OFF)
 if (ENABLE_SM4_ECB)
 	message(STATUS "ENABLE_SM4_ECB is ON")
diff --git a/src/sm4.c b/src/sm4.c
index 1ba465c64..43f4a0fd3 100644
--- a/src/sm4.c
+++ b/src/sm4.c
@@ -1,4 +1,4 @@
-out/*
+/*
  *  Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
  *
  *  Licensed under the Apache License, Version 2.0 (the License); you may
@@ -94,7 +94,6 @@ const uint8_t S[256] = {
 	 (S[((A))       & 0xff]))
 
 
-#ifndef ENABLE_SM4_AARCH64
 void sm4_set_encrypt_key(SM4_KEY *key, const uint8_t user_key[16])
 {
 	uint32_t X0, X1, X2, X3, X4;
@@ -172,4 +171,3 @@ void sm4_encrypt(const SM4_KEY *key, const unsigned char in[16], unsigned char o
 	PUTU32(out +  8, X1);
 	PUTU32(out + 12, X0);
 }
-#endif
diff --git a/src/sm4_tbox.c b/src/sm4_tbox.c
index cd25ed5a1..4f930e0d1 100644
--- a/src/sm4_tbox.c
+++ b/src/sm4_tbox.c
@@ -161,7 +161,6 @@ const uint32_t T[256] = {
 	 (S[((A))       & 0xff]))
 
 
-#ifndef ENABLE_SM4_AARCH64
 void sm4_set_encrypt_key(SM4_KEY *key, const uint8_t user_key[16])
 {
 	uint32_t X0, X1, X2, X3, X4;
@@ -243,4 +242,3 @@ void sm4_encrypt(const SM4_KEY *key, const unsigned char in[16], unsigned char o
 	PUTU32(out +  8, X1);
 	PUTU32(out + 12, X0);
 }
-#endif