diff --git a/codec/common/arm64/arm_arch64_common_macro.S b/codec/common/arm64/arm_arch64_common_macro.S
index aad769c6..eac7f9a4 100644
--- a/codec/common/arm64/arm_arch64_common_macro.S
+++ b/codec/common/arm64/arm_arch64_common_macro.S
@@ -59,12 +59,4 @@ ret
 .endfunc
 .endm
 
-.macro mov.16b arg0, arg1
-    mov \arg0\().16b, \arg1\().16b
-.endm
-
-.macro mov.8b arg0, arg1
-    mov \arg0\().8b, \arg1\().8b
-.endm
-
 #endif
diff --git a/codec/common/arm64/deblocking_aarch64_neon.S b/codec/common/arm64/deblocking_aarch64_neon.S
index 8cccfaea..4478eb4d 100644
--- a/codec/common/arm64/deblocking_aarch64_neon.S
+++ b/codec/common/arm64/deblocking_aarch64_neon.S
@@ -162,7 +162,7 @@
 .endm
 
 .macro DIFF_LUMA_EQ4_MASK
-    mov.16b   $3, $2
+    mov   $3.16b, $2.16b
     bsl   $3.16b, $0.16b, $1.16b
 .endm
 
@@ -420,7 +420,7 @@ bs_mv_check_jump1:
 .endm
 
 .macro DIFF_LUMA_EQ4_MASK arg0, arg1, arg2, arg3
-    mov.16b   \arg3, \arg2
+    mov   \arg3\().16b, \arg2\().16b
     bsl   \arg3\().16b, \arg0\().16b, \arg1\().16b
 .endm
 
@@ -652,10 +652,10 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaEq4V_AArch64_neon
     and     v22.16b, v22.16b, v20.16b //(iDetaP0Q0 < ((iAlpha >> 2) + 2))&&bDetaQ2Q0
     and     v20.16b, v20.16b, v18.16b //(iDetaP0Q0 < iAlpha) && bDetaP1P0 && bDetaQ1Q0&&(iDetaP0Q0 < ((iAlpha >> 2) + 2))
 
-    mov.16b v23, v21
-    mov.16b v24, v21
+    mov v23.16b, v21.16b
+    mov v24.16b, v21.16b
 
-    mov.16b v25, v0
+    mov v25.16b, v0.16b
     DIFF_LUMA_EQ4_P2P1P0_1        v0, v1, v2, v3, v4, v5, v23, v19, v17, v16
     DIFF_LUMA_EQ4_P2P1P0_2        v25, v1, v2, v3, v4, v5, v24, v19, v17, v16
     ins v0.d[1], v25.d[1]
@@ -669,9 +669,9 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaEq4V_AArch64_neon
     st1   {v17.16b}, [x3], x1
 
 
-    mov.16b v23, v22
-    mov.16b v24, v22
-    mov.16b v25, v7
+    mov v23.16b, v22.16b
+    mov v24.16b, v22.16b
+    mov v25.16b, v7.16b
     DIFF_LUMA_EQ4_P2P1P0_1        v7, v6, v5, v4, v3, v2, v23, v19, v17, v16
     DIFF_LUMA_EQ4_P2P1P0_2        v25, v6, v5, v4, v3, v2, v24, v19, v17, v16
     ins v7.d[1], v25.d[1]
@@ -728,7 +728,7 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaLt4H_AArch64_neon //uint8_t* pPix, int32_
     sub v18.16b, v18.16b, v6.16b // -iTc0: 0000, 1111, 2222, 3333
 
     DIFF_LUMA_LT4_P1_Q1   v0, v1, v2, v3, v17, v18, v6, v7, v19, v20 //Use Tmp v23,v24
-    mov.16b v25, v19
+    mov v25.16b, v19.16b
 
     DIFF_LUMA_LT4_P1_Q1   v5, v4, v3, v2, v17, v18, v6, v7, v21, v22 //Use Tmp v23,v24
 
@@ -749,11 +749,11 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaLt4H_AArch64_neon //uint8_t* pPix, int32_
     EXTRACT_DELTA_INTO_TWO_PART   v19, v20
     uqadd v2.16b, v2.16b, v20.16b
     uqsub v2.16b, v2.16b, v19.16b
-    mov.16b v26, v2
+    mov v26.16b, v2.16b
     uqsub v3.16b, v3.16b, v20.16b
     uqadd v3.16b, v3.16b, v19.16b
-    mov.16b v27, v3
-    mov.16b v28, v21
+    mov v27.16b, v3.16b
+    mov v28.16b, v21.16b
 
     sub   x0, x0, #2
     add   x2, x0, x1
@@ -816,37 +816,37 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaEq4H_AArch64_neon
     and     v22.16b, v22.16b, v20.16b //(iDetaP0Q0 < ((iAlpha >> 2) + 2))&&bDetaQ2Q0
     and     v20.16b, v20.16b, v18.16b //(iDetaP0Q0 < iAlpha) && bDetaP1P0 && bDetaQ1Q0&&(iDetaP0Q0 < ((iAlpha >> 2) + 2))
 
-    mov.16b v23, v21
-    mov.16b v24, v21
+    mov v23.16b, v21.16b
+    mov v24.16b, v21.16b
 
-    mov.16b v25, v0
+    mov v25.16b, v0.16b
     DIFF_LUMA_EQ4_P2P1P0_1        v0, v1, v2, v3, v4, v5, v23, v19, v17, v16
     DIFF_LUMA_EQ4_P2P1P0_2        v25, v1, v2, v3, v4, v5, v24, v19, v17, v16
     ins v0.d[1], v25.d[1]
     ins v23.d[1], v24.d[1]
     and   v21.16b, v20.16b, v21.16b
     DIFF_LUMA_EQ4_MASK    v19, v1, v21, v17
-    mov.16b v26, v17
+    mov v26.16b, v17.16b
     DIFF_LUMA_EQ4_MASK    v0, v2, v21, v17
-    mov.16b v27, v17
+    mov v27.16b, v17.16b
     DIFF_LUMA_EQ4_MASK    v23, v3, v18, v17
-    mov.16b v28, v17
+    mov v28.16b, v17.16b
 
 
-    mov.16b v23, v22
-    mov.16b v24, v22
-    mov.16b v25, v7
+    mov v23.16b, v22.16b
+    mov v24.16b, v22.16b
+    mov v25.16b, v7.16b
     DIFF_LUMA_EQ4_P2P1P0_1        v7, v6, v5, v4, v3, v2, v23, v19, v17, v16
     DIFF_LUMA_EQ4_P2P1P0_2        v25, v6, v5, v4, v3, v2, v24, v19, v17, v16
     ins v7.d[1], v25.d[1]
     ins v23.d[1], v24.d[1]
     and   v22.16b, v20.16b, v22.16b
     DIFF_LUMA_EQ4_MASK    v23, v4, v18, v17
-    mov.16b v29, v17
+    mov v29.16b, v17.16b
     DIFF_LUMA_EQ4_MASK    v7, v5, v22, v17
-    mov.16b v30, v17
+    mov v30.16b, v17.16b
     DIFF_LUMA_EQ4_MASK    v19, v6, v22, v17
-    mov.16b v31, v17
+    mov v31.16b, v17.16b
 
     STORE_LUMA_DATA_3     v26, v27, v28, v29, v30, v31, 0
     STORE_LUMA_DATA_3     v26, v27, v28, v29, v30, v31, 1
@@ -1013,7 +1013,7 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockChromaEq4V_AArch64_neon //uint8_t* pPixCb, ui
     DIFF_CHROMA_EQ4_P0Q0_1 v0, v1, v2, v3, v18, v19, v20, v21
     DIFF_CHROMA_EQ4_P0Q0_2 v0, v1, v2, v3, v18, v19, v20, v21
 
-    mov.16b v6, v7
+    mov v6.16b, v7.16b
     bsl v6.16b, v20.16b, v1.16b
     bsl v7.16b, v21.16b, v2.16b
 
@@ -1059,7 +1059,7 @@ WELS_ASM_AARCH64_FUNC_BEGIN DeblockChromaEq4H_AArch64_neon //uint8_t* pPixCb, ui
     DIFF_CHROMA_EQ4_P0Q0_1 v0, v1, v2, v3, v18, v19, v20, v21
     DIFF_CHROMA_EQ4_P0Q0_2 v0, v1, v2, v3, v18, v19, v20, v21
 
-    mov.16b v6, v7
+    mov v6.16b, v7.16b
     bsl v6.16b, v20.16b, v1.16b
     bsl v7.16b, v21.16b, v2.16b
 
diff --git a/codec/common/arm64/expand_picture_aarch64_neon.S b/codec/common/arm64/expand_picture_aarch64_neon.S
index 9ae2b29e..3c06061b 100644
--- a/codec/common/arm64/expand_picture_aarch64_neon.S
+++ b/codec/common/arm64/expand_picture_aarch64_neon.S
@@ -46,8 +46,8 @@ _expand_picture_luma_loop2:
     add x6, x4, #1
     ld1r {v0.16b}, [x7], x1
     ld1r {v2.16b}, [x4], x1
-    mov.16b v1, v0
-    mov.16b v3, v2
+    mov v1.16b, v0.16b
+    mov v3.16b, v2.16b
     st2 {v0.16b, v1.16b}, [x5]
     st2 {v2.16b, v3.16b}, [x6]
     sub x8, x8, #1
diff --git a/codec/common/arm64/mc_aarch64_neon.S b/codec/common/arm64/mc_aarch64_neon.S
index f5681c2f..80ebc260 100644
--- a/codec/common/arm64/mc_aarch64_neon.S
+++ b/codec/common/arm64/mc_aarch64_neon.S
@@ -696,12 +696,12 @@ w16_xy_01_mc_luma_loop:
     FILTER_6TAG_8BITS2_AVERAGE_WITH_0 v3, v4, v5, v6, v7, v2, v20, v0, v1
     st1 {v20.16b}, [x2], x3 //write 16Byte : 7 line
 
-    mov.16b v3, v5
-    mov.16b v5, v7
-    mov.16b v7, v2
-    mov.16b v2, v4
-    mov.16b v4, v6
-    mov.16b v6, v7
+    mov v3.16b, v5.16b
+    mov v5.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v4.16b
+    mov v4.16b, v6.16b
+    mov v6.16b, v7.16b
     sub x4, x4, #8
     cbnz x4, w16_xy_01_mc_luma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -746,12 +746,12 @@ w8_xy_01_mc_luma_loop:
     FILTER_6TAG_8BITS1_AVERAGE_WITH_0 v5, v6, v7, v2, v3, v4, v20, v0, v1
     st1 {v20.8b}, [x2], x3 //write 8Byte : 3 line
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v7, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v7
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v7.16b
     sub x4, x4, #4
     cbnz x4, w8_xy_01_mc_luma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -799,14 +799,14 @@ w4_xy_01_mc_luma_loop:
     st1 {v20.s}[1], [x2], x3 //write 4Byte : 3 line
     mov v4.s[0], v3.s[1]
 
-    mov.8b v21, v6
-    mov.8b v6, v4
-    mov.8b v4, v2
-    mov.8b v2, v21
-    mov.8b v21, v3
-    mov.8b v3, v7
-    mov.8b v7, v5
-    mov.8b v5, v21
+    mov v21.8b, v6.8b
+    mov v6.8b, v4.8b
+    mov v4.8b, v2.8b
+    mov v2.8b, v21.8b
+    mov v21.8b, v3.8b
+    mov v3.8b, v7.8b
+    mov v7.8b, v5.8b
+    mov v5.8b, v21.8b
 
     sub x4, x4, #4
     cbnz x4, w4_xy_01_mc_luma_loop
@@ -885,12 +885,12 @@ w16_xy_03_mc_luma_loop:
     FILTER_6TAG_8BITS2_AVERAGE_WITH_1 v3, v4, v5, v6, v7, v2, v20, v0, v1
     st1 {v20.16b}, [x2], x3 //write 16Byte : 7 line
 
-    mov.16b v3, v5
-    mov.16b v5, v7
-    mov.16b v7, v2
-    mov.16b v2, v4
-    mov.16b v4, v6
-    mov.16b v6, v7
+    mov v3.16b, v5.16b
+    mov v5.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v4.16b
+    mov v4.16b, v6.16b
+    mov v6.16b, v7.16b
     sub x4, x4, #8
     cbnz x4, w16_xy_03_mc_luma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -935,12 +935,12 @@ w8_xy_03_mc_luma_loop:
     FILTER_6TAG_8BITS1_AVERAGE_WITH_1 v5, v6, v7, v2, v3, v4, v20, v0, v1
     st1 {v20.8b}, [x2], x3 //write 8Byte : 3 line
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v7, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v7
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v7.16b
     sub x4, x4, #4
     cbnz x4, w8_xy_03_mc_luma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -988,14 +988,14 @@ w4_xy_03_mc_luma_loop:
     st1 {v20.s}[1], [x2], x3 //write 4Byte : 3 line
     mov v4.s[0], v3.s[1]
 
-    mov.8b v21, v6
-    mov.8b v6, v4
-    mov.8b v4, v2
-    mov.8b v2, v21
-    mov.8b v21, v3
-    mov.8b v3, v7
-    mov.8b v7, v5
-    mov.8b v5, v21
+    mov v21.8b, v6.8b
+    mov v6.8b, v4.8b
+    mov v4.8b, v2.8b
+    mov v2.8b, v21.8b
+    mov v21.8b, v3.8b
+    mov v3.8b, v7.8b
+    mov v7.8b, v5.8b
+    mov v5.8b, v21.8b
 
     sub x4, x4, #4
     cbnz x4, w4_xy_03_mc_luma_loop
@@ -1074,12 +1074,12 @@ w16_xy_02_mc_luma_loop:
     FILTER_6TAG_8BITS2 v3, v4, v5, v6, v7, v2, v20, v0, v1
     st1 {v20.16b}, [x2], x3 //write 16Byte : 7 line
 
-    mov.16b v3, v5
-    mov.16b v5, v7
-    mov.16b v7, v2
-    mov.16b v2, v4
-    mov.16b v4, v6
-    mov.16b v6, v7
+    mov v3.16b, v5.16b
+    mov v5.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v4.16b
+    mov v4.16b, v6.16b
+    mov v6.16b, v7.16b
     sub x4, x4, #8
     cbnz x4, w16_xy_02_mc_luma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -1124,12 +1124,12 @@ w8_xy_02_mc_luma_loop:
     FILTER_6TAG_8BITS1 v5, v6, v7, v2, v3, v4, v20, v0, v1
     st1 {v20.8b}, [x2], x3 //write 8Byte : 3 line
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v7, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v7
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v7.16b
     sub x4, x4, #4
     cbnz x4, w8_xy_02_mc_luma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -1177,14 +1177,14 @@ w4_xy_02_mc_luma_loop:
     st1 {v20.s}[1], [x2], x3 //write 4Byte : 3 line
     mov v4.s[0], v3.s[1]
 
-    mov.8b v21, v6
-    mov.8b v6, v4
-    mov.8b v4, v2
-    mov.8b v2, v21
-    mov.8b v21, v3
-    mov.8b v3, v7
-    mov.8b v7, v5
-    mov.8b v5, v21
+    mov v21.8b, v6.8b
+    mov v6.8b, v4.8b
+    mov v4.8b, v2.8b
+    mov v2.8b, v21.8b
+    mov v21.8b, v3.8b
+    mov v3.8b, v7.8b
+    mov v7.8b, v5.8b
+    mov v5.8b, v21.8b
 
     sub x4, x4, #4
     cbnz x4, w4_xy_02_mc_luma_loop
@@ -1326,26 +1326,26 @@ w16_hv_mc_luma_loop:
     FILTER_3_IN_16BITS_TO_8BITS2 v23, v24, v25, v26 //output to v26[1]
     st1 {v26.16b}, [x2], x3 //write 16Byte : 7 line
 
-    mov.16b v5, v11
-    mov.16b v11, v17
-    mov.16b v30, v2
-    mov.16b v2, v8
-    mov.16b v8, v14
-    mov.16b v14, v30
+    mov v5.16b, v11.16b
+    mov v11.16b, v17.16b
+    mov v30.16b, v2.16b
+    mov v2.16b, v8.16b
+    mov v8.16b, v14.16b
+    mov v14.16b, v30.16b
 
-    mov.16b v6, v12
-    mov.16b v12, v18
-    mov.16b v30, v3
-    mov.16b v3, v9
-    mov.16b v9, v15
-    mov.16b v15, v30
+    mov v6.16b, v12.16b
+    mov v12.16b, v18.16b
+    mov v30.16b, v3.16b
+    mov v3.16b, v9.16b
+    mov v9.16b, v15.16b
+    mov v15.16b, v30.16b
 
-    mov.16b v7, v13
-    mov.16b v13, v19
-    mov.16b v30, v4
-    mov.16b v4, v10
-    mov.16b v10, v16
-    mov.16b v16, v30
+    mov v7.16b, v13.16b
+    mov v13.16b, v19.16b
+    mov v30.16b, v4.16b
+    mov v4.16b, v10.16b
+    mov v10.16b, v16.16b
+    mov v16.16b, v30.16b
 
     sub x4, x4, #8
     cbnz x4, w16_hv_mc_luma_loop
@@ -1416,12 +1416,12 @@ w8_hv_mc_luma_loop:
     st1 {v26.8b}, [x2], x3 //write 8Byte : 3 line
 
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v30, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v30
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v30.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v30.16b
 
     sub x4, x4, #4
     cbnz x4, w8_hv_mc_luma_loop
@@ -1487,12 +1487,12 @@ w4_hv_mc_luma_loop:
     st1 {v27.s}[0], [x2], x3 //write 4Byte : 2 line
     st1 {v27.s}[1], [x2], x3 //write 4Byte : 3 line
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v30, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v30
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v30.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v30.16b
 
     sub x4, x4, #4
     cbnz x4, w4_hv_mc_luma_loop
@@ -1735,8 +1735,8 @@ w8_mc_chroma_loop:
     rshrn v17.8b, v16.8h, #6
     st1 {v17.8b}, [x2], x3
 
-    mov.16b v0, v18
-    mov.16b v1, v19
+    mov v0.16b, v18.16b
+    mov v1.16b, v19.16b
     sub x5, x5, #2
     cbnz x5, w8_mc_chroma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -1764,8 +1764,8 @@ w4_mc_chroma_loop:
     st1 {v17.s}[0], [x2], x3
     st1 {v17.s}[1], [x2], x3
 
-    mov.8b v0, v18
-    mov.8b v1, v19
+    mov v0.8b, v18.8b
+    mov v1.8b, v19.8b
     sub x5, x5, #2
     cbnz x5, w4_mc_chroma_loop
 WELS_ASM_AARCH64_FUNC_END
@@ -1985,26 +1985,26 @@ w17_hv_mc_luma_loop:
     UNPACK_FILTER_SINGLE_TAG_16BITS v26, v22, v29, v27, v28, d26
     st1 {v26.b}[0], [x2], x3 //write 16th Byte : 7 line
 
-    mov.16b v5, v11
-    mov.16b v11, v17
-    mov.16b v30, v2
-    mov.16b v2, v8
-    mov.16b v8, v14
-    mov.16b v14, v30
+    mov v5.16b, v11.16b
+    mov v11.16b, v17.16b
+    mov v30.16b, v2.16b
+    mov v2.16b, v8.16b
+    mov v8.16b, v14.16b
+    mov v14.16b, v30.16b
 
-    mov.16b v6, v12
-    mov.16b v12, v18
-    mov.16b v30, v3
-    mov.16b v3, v9
-    mov.16b v9, v15
-    mov.16b v15, v30
+    mov v6.16b, v12.16b
+    mov v12.16b, v18.16b
+    mov v30.16b, v3.16b
+    mov v3.16b, v9.16b
+    mov v9.16b, v15.16b
+    mov v15.16b, v30.16b
 
-    mov.16b v7, v13
-    mov.16b v13, v19
-    mov.16b v30, v4
-    mov.16b v4, v10
-    mov.16b v10, v16
-    mov.16b v16, v30
+    mov v7.16b, v13.16b
+    mov v13.16b, v19.16b
+    mov v30.16b, v4.16b
+    mov v4.16b, v10.16b
+    mov v10.16b, v16.16b
+    mov v16.16b, v30.16b
 
     sub x4, x4, #8
     cbnz x4, w17_hv_mc_luma_loop
@@ -2104,12 +2104,12 @@ w9_hv_mc_luma_loop:
     st1 {v26.b}[0], [x2], x3 //write 8th Byte : 3 line
 
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v30, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v30
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v30.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v30.16b
 
     sub x4, x4, #4
     cbnz x4, w9_hv_mc_luma_loop
@@ -2200,12 +2200,12 @@ w17_v_mc_luma_loop:
     FILTER_6TAG_8BITS2 v3, v4, v5, v6, v7, v2, v20, v0, v1
     st1 {v20.16b}, [x2], x3 //write 16Byte : 7 line
 
-    mov.16b v3, v5
-    mov.16b v5, v7
-    mov.16b v7, v2
-    mov.16b v2, v4
-    mov.16b v4, v6
-    mov.16b v6, v7
+    mov v3.16b, v5.16b
+    mov v5.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v4.16b
+    mov v4.16b, v6.16b
+    mov v6.16b, v7.16b
     sub x4, x4, #8
     cbnz x4, w17_v_mc_luma_loop
 
@@ -2255,12 +2255,12 @@ w9_v_mc_luma_loop:
     FILTER_6TAG_8BITS1 v5, v6, v7, v2, v3, v4, v20, v0, v1
     st1 {v20.8b}, [x2], x3 //write 8Byte : 3 line
 
-    mov.16b v5, v3
-    mov.16b v3, v7
-    mov.16b v7, v2
-    mov.16b v2, v6
-    mov.16b v6, v4
-    mov.16b v4, v7
+    mov v5.16b, v3.16b
+    mov v3.16b, v7.16b
+    mov v7.16b, v2.16b
+    mov v2.16b, v6.16b
+    mov v6.16b, v4.16b
+    mov v4.16b, v7.16b
     sub x4, x4, #4
     cbnz x4, w9_v_mc_luma_loop
 
diff --git a/codec/encoder/core/arm64/reconstruct_aarch64_neon.S b/codec/encoder/core/arm64/reconstruct_aarch64_neon.S
index c97468a0..b93d9727 100644
--- a/codec/encoder/core/arm64/reconstruct_aarch64_neon.S
+++ b/codec/encoder/core/arm64/reconstruct_aarch64_neon.S
@@ -73,7 +73,7 @@
     cmgt    $4.8h, $0.8h, #0      // if true, location of coef == 11111111
     bif     $3.16b, $1.16b, $4.16b      // if (x<0) reserved part; else keep 0 untouched
     shl     $3.8h, $3.8h, #1
-    mov.16b $6, $1
+    mov     $6.16b, $1.16b
     sub     $1.8h, $1.8h, $3.8h      // if x > 0, -= 0; else x-= 2x
 //  }
 .endm
@@ -533,7 +533,7 @@ WELS_ASM_AARCH64_FUNC_BEGIN WelsQuant4x4_AArch64_neon
     ld1     {v2.8h}, [x1]
     ld1     {v0.8h, v1.8h}, [x0]
     ld1     {v3.8h}, [x2]
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS   v0, v2, v3, v5, v6, v7
     st1     {v2.8h}, [x0], #16
     NEWQUANT_COEF_EACH_16BITS   v1, v4, v3, v5, v6, v7
@@ -545,7 +545,7 @@ WELS_ASM_AARCH64_FUNC_BEGIN WelsQuant4x4Dc_AArch64_neon
     ld1     {v0.8h, v1.8h}, [x0]
     dup     v2.8h, w1      // even ff range [0, 768]
     dup     v3.8h, w2
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS   v0, v2, v3, v5, v6, v7
     st1     {v2.8h}, [x0], #16
     NEWQUANT_COEF_EACH_16BITS   v1, v4, v3, v5, v6, v7
@@ -559,10 +559,10 @@ WELS_ASM_AARCH64_FUNC_BEGIN WelsQuantFour4x4_AArch64_neon
 
 .rept 4
     ld1     {v0.8h, v1.8h}, [x0], #32
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS   v0, v4, v3, v5, v6, v7
     st1     {v4.8h}, [x1], #16
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS   v1, v4, v3, v5, v6, v7
     st1     {v4.8h}, [x1], #16
 .endr
@@ -575,36 +575,36 @@ WELS_ASM_AARCH64_FUNC_BEGIN WelsQuantFour4x4Max_AArch64_neon
     mov     x1, x0
 
     ld1     {v0.8h, v1.8h}, [x0], #32
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v0, v4, v3, v5, v6, v7, v16
     st1     {v4.8h}, [x1], #16
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v1, v4, v3, v5, v6, v7, v17
     st1     {v4.8h}, [x1], #16   // then 1st 16 elem in v16  & v17
 
     ld1     {v0.8h, v1.8h}, [x0], #32
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v0, v4, v3, v5, v6, v7, v18
     st1     {v4.8h}, [x1], #16
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v1, v4, v3, v5, v6, v7, v19
     st1     {v4.8h}, [x1], #16   // then 2st 16 elem in v18 & v19
 
     SELECT_MAX_IN_ABS_COEF  v16, v17, v18, v19, h20, h21
 
     ld1     {v0.8h, v1.8h}, [x0], #32
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v0, v4, v3, v5, v6, v7, v16
     st1     {v4.8h}, [x1], #16
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v1, v4, v3, v5, v6, v7, v17
     st1     {v4.8h}, [x1], #16   // then 1st 16 elem in v16  & v17
 
     ld1     {v0.8h, v1.8h}, [x0], #32
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v0, v4, v3, v5, v6, v7, v18
     st1     {v4.8h}, [x1], #16
-    mov.16b v4, v2
+    mov     v4.16b, v2.16b
     NEWQUANT_COEF_EACH_16BITS_MAX   v1, v4, v3, v5, v6, v7, v19
     st1     {v4.8h}, [x1], #16   // then 2st 16 elem in v18 & v19
 
diff --git a/codec/encoder/core/arm64/svc_motion_estimation_aarch64_neon.S b/codec/encoder/core/arm64/svc_motion_estimation_aarch64_neon.S
index f4360887..4bee16b3 100644
--- a/codec/encoder/core/arm64/svc_motion_estimation_aarch64_neon.S
+++ b/codec/encoder/core/arm64/svc_motion_estimation_aarch64_neon.S
@@ -288,7 +288,7 @@ WELS_ASM_AARCH64_FUNC_BEGIN FillQpelLocationByFeatureValue_AArch64_neon
 
 _hash_height_loop:
     mov x7, x1
-    mov.16b v2, v5 //mx_x_offset_x4
+    mov v2.16b, v5.16b //mx_x_offset_x4
 
 _hash_width_loop:
     ld1 {v0.d}[0], [x0], #8