x86: dsputil: Move TRANSPOSE4 macro to the only place it is used

[ffmpeg.git] / libavcodec / x86 / cavsdsp.c

diff --git a/libavcodec/x86/cavsdsp.c b/libavcodec/x86/cavsdsp.c
index 38235f0..83a7451 100644 (file)
--- a/libavcodec/x86/cavsdsp.c
+++ b/libavcodec/x86/cavsdsp.c
@@ -123,6 +123,17 @@ static inline void cavs_idct8_1d(int16_t *block, uint64_t bias)
     );
 }
 
+#define SBUTTERFLY(a,b,t,n,m)\
+    "mov" #m " " #a ", " #t "         \n\t" /* abcd */\
+    "punpckl" #n " " #b ", " #a "     \n\t" /* aebf */\
+    "punpckh" #n " " #b ", " #t "     \n\t" /* cgdh */\
+
+#define TRANSPOSE4(a,b,c,d,t)\
+    SBUTTERFLY(a,b,t,wd,q) /* a=aebf t=cgdh */\
+    SBUTTERFLY(c,d,b,wd,q) /* c=imjn b=kolp */\
+    SBUTTERFLY(a,c,d,dq,q) /* a=aeim d=bfjn */\
+    SBUTTERFLY(t,b,c,dq,q) /* t=cgko c=dhlp */
+
 static void cavs_idct8_add_mmx(uint8_t *dst, int16_t *block, int stride)
 {
     int i;