diff mbox series

[FFmpeg-devel,3/4] avcodec/h264qpel_template: Mark pointers as non-aliasing

Message ID AS8P250MB0744F483F29FEE9FD3DCA0D08F532@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM
State Accepted
Commit 4d45093f9e4f6ecc64750627b23da32c9cd61320
Headers show
Series [FFmpeg-devel,1/2] avcodec/x86/fpel: Remove declarations of inexistent functions | expand

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andriy/make_x86 success Make finished
andriy/make_fate_x86 success Make fate finished

Commit Message

Andreas Rheinhardt Feb. 17, 2024, 12:12 a.m. UTC 
It allows the compiler to combine two reads and writes of adjacent
32bit memory locations into 64bit read-writes.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/h264qpel_template.c | 93 +++++++++++++++++++---------------
 1 file changed, 52 insertions(+), 41 deletions(-)
diff mbox series

Patch

diff --git a/libavcodec/h264qpel_template.c b/libavcodec/h264qpel_template.c
index 27c5b8f17f..61fa55c689 100644
--- a/libavcodec/h264qpel_template.c
+++ b/libavcodec/h264qpel_template.c
@@ -26,7 +26,7 @@ 
 #include "hpel_template.c"
 #include "pel_template.c"
 
-static inline void FUNC(copy_block2)(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+static inline void FUNC(copy_block2)(uint8_t *dst, const uint8_t *av_restrict src, int dstStride, int srcStride, int h)
 {
     int i;
     for(i=0; i<h; i++)
@@ -37,7 +37,7 @@  static inline void FUNC(copy_block2)(uint8_t *dst, const uint8_t *src, int dstSt
     }
 }
 
-static inline void FUNC(copy_block4)(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+static inline void FUNC(copy_block4)(uint8_t *dst, const uint8_t *av_restrict src, int dstStride, int srcStride, int h)
 {
     int i;
     for(i=0; i<h; i++)
@@ -48,7 +48,7 @@  static inline void FUNC(copy_block4)(uint8_t *dst, const uint8_t *src, int dstSt
     }
 }
 
-static inline void FUNC(copy_block8)(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+static inline void FUNC(copy_block8)(uint8_t *dst, const uint8_t *av_restrict src, int dstStride, int srcStride, int h)
 {
     int i;
     for(i=0; i<h; i++)
@@ -60,7 +60,7 @@  static inline void FUNC(copy_block8)(uint8_t *dst, const uint8_t *src, int dstSt
     }
 }
 
-static inline void FUNC(copy_block16)(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+static inline void FUNC(copy_block16)(uint8_t *dst, const uint8_t *av_restrict src, int dstStride, int srcStride, int h)
 {
     int i;
     for(i=0; i<h; i++)
@@ -75,12 +75,13 @@  static inline void FUNC(copy_block16)(uint8_t *dst, const uint8_t *src, int dstS
 }
 
 #define H264_LOWPASS(OPNAME, OP, OP2) \
-static av_unused void FUNC(OPNAME ## h264_qpel2_h_lowpass)(uint8_t *p_dst, const uint8_t *p_src, int dstStride, int srcStride){\
+static av_unused void FUNC(OPNAME ## h264_qpel2_h_lowpass)(uint8_t *p_dst, const uint8_t *av_restrict p_src, int dstStride, int srcStride)\
+{\
     const int h=2;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)p_dst;\
-    const pixel *src = (const pixel*)p_src;\
+    const pixel *av_restrict src = (const pixel*)p_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     for(i=0; i<h; i++)\
@@ -92,12 +93,13 @@  static av_unused void FUNC(OPNAME ## h264_qpel2_h_lowpass)(uint8_t *p_dst, const
     }\
 }\
 \
-static av_unused void FUNC(OPNAME ## h264_qpel2_v_lowpass)(uint8_t *_dst, const uint8_t *_src, int dstStride, int srcStride){\
+static av_unused void FUNC(OPNAME ## h264_qpel2_v_lowpass)(uint8_t *_dst, const uint8_t *av_restrict _src, int dstStride, int srcStride)\
+{\
     const int w=2;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     for(i=0; i<w; i++)\
@@ -116,14 +118,15 @@  static av_unused void FUNC(OPNAME ## h264_qpel2_v_lowpass)(uint8_t *_dst, const
     }\
 }\
 \
-static av_unused void FUNC(OPNAME ## h264_qpel2_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp, const uint8_t *_src, int dstStride, int tmpStride, int srcStride){\
+static av_unused void FUNC(OPNAME ## h264_qpel2_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp, const uint8_t *av_restrict _src, int dstStride, int tmpStride, int srcStride)\
+{\
     const int h=2;\
     const int w=2;\
     const int pad = (BIT_DEPTH == 10) ? (-10 * ((1<<BIT_DEPTH)-1)) : 0;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     src -= 2*srcStride;\
@@ -150,12 +153,13 @@  static av_unused void FUNC(OPNAME ## h264_qpel2_hv_lowpass)(uint8_t *_dst, pixel
         tmp++;\
     }\
 }\
-static void FUNC(OPNAME ## h264_qpel4_h_lowpass)(uint8_t *_dst, const uint8_t *_src, int dstStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel4_h_lowpass)(uint8_t *_dst, const uint8_t *av_restrict _src, int dstStride, int srcStride)\
+{\
     const int h=4;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     for(i=0; i<h; i++)\
@@ -169,12 +173,13 @@  static void FUNC(OPNAME ## h264_qpel4_h_lowpass)(uint8_t *_dst, const uint8_t *_
     }\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel4_v_lowpass)(uint8_t *_dst, const uint8_t *_src, int dstStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel4_v_lowpass)(uint8_t *_dst, const uint8_t *av_restrict _src, int dstStride, int srcStride)\
+{\
     const int w=4;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     for(i=0; i<w; i++)\
@@ -197,14 +202,15 @@  static void FUNC(OPNAME ## h264_qpel4_v_lowpass)(uint8_t *_dst, const uint8_t *_
     }\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel4_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp, const uint8_t *_src, int dstStride, int tmpStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel4_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp, const uint8_t *av_restrict _src, int dstStride, int tmpStride, int srcStride)\
+{\
     const int h=4;\
     const int w=4;\
     const int pad = (BIT_DEPTH == 10) ? (-10 * ((1<<BIT_DEPTH)-1)) : 0;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     src -= 2*srcStride;\
@@ -238,12 +244,13 @@  static void FUNC(OPNAME ## h264_qpel4_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp,
     }\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel8_h_lowpass)(uint8_t *_dst, const uint8_t *_src, int dstStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel8_h_lowpass)(uint8_t *_dst, const uint8_t *av_restrict _src, int dstStride, int srcStride)\
+{\
     const int h=8;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     for(i=0; i<h; i++)\
@@ -261,12 +268,13 @@  static void FUNC(OPNAME ## h264_qpel8_h_lowpass)(uint8_t *_dst, const uint8_t *_
     }\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel8_v_lowpass)(uint8_t *_dst, const uint8_t *_src, int dstStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel8_v_lowpass)(uint8_t *_dst, const uint8_t *av_restrict _src, int dstStride, int srcStride)\
+{\
     const int w=8;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     for(i=0; i<w; i++)\
@@ -297,14 +305,15 @@  static void FUNC(OPNAME ## h264_qpel8_v_lowpass)(uint8_t *_dst, const uint8_t *_
     }\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel8_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp, const uint8_t *_src, int dstStride, int tmpStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel8_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp, const uint8_t *av_restrict _src, int dstStride, int tmpStride, int srcStride)\
+{\
     const int h=8;\
     const int w=8;\
     const int pad = (BIT_DEPTH == 10) ? (-10 * ((1<<BIT_DEPTH)-1)) : 0;\
     INIT_CLIP\
     int i;\
     pixel *dst = (pixel*)_dst;\
-    const pixel *src = (const pixel*)_src;\
+    const pixel *av_restrict src = (const pixel*)_src;\
     dstStride >>= sizeof(pixel)-1;\
     srcStride >>= sizeof(pixel)-1;\
     src -= 2*srcStride;\
@@ -350,7 +359,8 @@  static void FUNC(OPNAME ## h264_qpel8_hv_lowpass)(uint8_t *_dst, pixeltmp *tmp,
     }\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel16_v_lowpass)(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel16_v_lowpass)(uint8_t *dst, const uint8_t *av_restrict src, int dstStride, int srcStride)\
+{\
     FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst                , src                , dstStride, srcStride);\
     FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\
     src += 8*srcStride;\
@@ -359,7 +369,8 @@  static void FUNC(OPNAME ## h264_qpel16_v_lowpass)(uint8_t *dst, const uint8_t *s
     FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel16_h_lowpass)(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel16_h_lowpass)(uint8_t *dst, const uint8_t *av_restrict src, int dstStride, int srcStride)\
+{\
     FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst                , src                , dstStride, srcStride);\
     FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\
     src += 8*srcStride;\
@@ -368,7 +379,7 @@  static void FUNC(OPNAME ## h264_qpel16_h_lowpass)(uint8_t *dst, const uint8_t *s
     FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\
 }\
 \
-static void FUNC(OPNAME ## h264_qpel16_hv_lowpass)(uint8_t *dst, pixeltmp *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride){\
+static void FUNC(OPNAME ## h264_qpel16_hv_lowpass)(uint8_t *dst, pixeltmp *tmp, const uint8_t *av_restrict src, int dstStride, int tmpStride, int srcStride){\
     FUNC(OPNAME ## h264_qpel8_hv_lowpass)(dst                , tmp  , src                , dstStride, tmpStride, srcStride);\
     FUNC(OPNAME ## h264_qpel8_hv_lowpass)(dst+8*sizeof(pixel), tmp+8, src+8*sizeof(pixel), dstStride, tmpStride, srcStride);\
     src += 8*srcStride;\
@@ -378,31 +389,31 @@  static void FUNC(OPNAME ## h264_qpel16_hv_lowpass)(uint8_t *dst, pixeltmp *tmp,
 }\
 
 #define H264_MC(OPNAME, SIZE) \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc00)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc00)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     FUNCC(OPNAME ## pixels ## SIZE)(dst, src, stride, SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc10)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc10)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t half[SIZE*SIZE*sizeof(pixel)];\
     FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(half, src, SIZE*sizeof(pixel), stride);\
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, src, half, stride, stride, SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc20)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc20)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     FUNC(OPNAME ## h264_qpel ## SIZE ## _h_lowpass)(dst, src, stride, stride);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc30)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc30)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t half[SIZE*SIZE*sizeof(pixel)];\
     FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(half, src, SIZE*sizeof(pixel), stride);\
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, src+sizeof(pixel), half, stride, stride, SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -412,7 +423,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, full_mid, half, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc02)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc02)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -420,7 +431,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc02)(uint8_t *dst, const uint
     FUNC(OPNAME ## h264_qpel ## SIZE ## _v_lowpass)(dst, full_mid, stride, SIZE*sizeof(pixel));\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -430,7 +441,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, full_mid+SIZE*sizeof(pixel), half, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -442,7 +453,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -454,7 +465,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -466,7 +477,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -478,13 +489,13 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc22)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc22)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
     FUNC(OPNAME ## h264_qpel ## SIZE ## _hv_lowpass)(dst, tmp, src, stride, SIZE*sizeof(pixel), stride);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
@@ -494,7 +505,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
@@ -504,7 +515,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
@@ -517,7 +528,7 @@  static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, const uint
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfV, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc32)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc32)(uint8_t *dst, const uint8_t *av_restrict src, ptrdiff_t stride)\
 {\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\