diff --git a/libavcodec/x86/dsputil_mmx.h b/libavcodec/x86/dsputil_mmx.h
index fa42be6469..f1db78d5c4 100644
--- a/libavcodec/x86/dsputil_mmx.h
+++ b/libavcodec/x86/dsputil_mmx.h
@@ -66,18 +66,6 @@ extern const xmm_reg  ff_pb_FE;
 extern const double ff_pd_1[2];
 extern const double ff_pd_2[2];
 
-#define LOAD4(stride,in,a,b,c,d)\
-    "movq 0*"#stride"+"#in", "#a"\n\t"\
-    "movq 1*"#stride"+"#in", "#b"\n\t"\
-    "movq 2*"#stride"+"#in", "#c"\n\t"\
-    "movq 3*"#stride"+"#in", "#d"\n\t"
-
-#define STORE4(stride,out,a,b,c,d)\
-    "movq "#a", 0*"#stride"+"#out"\n\t"\
-    "movq "#b", 1*"#stride"+"#out"\n\t"\
-    "movq "#c", 2*"#stride"+"#out"\n\t"\
-    "movq "#d", 3*"#stride"+"#out"\n\t"
-
 #define SBUTTERFLY(a,b,t,n,m)\
     "mov" #m " " #a ", " #t "         \n\t" /* abcd */\
     "punpckl" #n " " #b ", " #a "     \n\t" /* aebf */\
@@ -89,62 +77,6 @@ extern const double ff_pd_2[2];
     SBUTTERFLY(a,c,d,dq,q) /* a=aeim d=bfjn */\
     SBUTTERFLY(t,b,c,dq,q) /* t=cgko c=dhlp */
 
-// e,f,g,h can be memory
-// out: a,d,t,c
-#define TRANSPOSE8x4(a,b,c,d,e,f,g,h,t)\
-    "punpcklbw " #e ", " #a " \n\t" /* a0 e0 a1 e1 a2 e2 a3 e3 */\
-    "punpcklbw " #f ", " #b " \n\t" /* b0 f0 b1 f1 b2 f2 b3 f3 */\
-    "punpcklbw " #g ", " #c " \n\t" /* c0 g0 c1 g1 c2 g2 d3 g3 */\
-    "punpcklbw " #h ", " #d " \n\t" /* d0 h0 d1 h1 d2 h2 d3 h3 */\
-    SBUTTERFLY(a, b, t, bw, q)   /* a= a0 b0 e0 f0 a1 b1 e1 f1 */\
-                                 /* t= a2 b2 e2 f2 a3 b3 e3 f3 */\
-    SBUTTERFLY(c, d, b, bw, q)   /* c= c0 d0 g0 h0 c1 d1 g1 h1 */\
-                                 /* b= c2 d2 g2 h2 c3 d3 g3 h3 */\
-    SBUTTERFLY(a, c, d, wd, q)   /* a= a0 b0 c0 d0 e0 f0 g0 h0 */\
-                                 /* d= a1 b1 c1 d1 e1 f1 g1 h1 */\
-    SBUTTERFLY(t, b, c, wd, q)   /* t= a2 b2 c2 d2 e2 f2 g2 h2 */\
-                                 /* c= a3 b3 c3 d3 e3 f3 g3 h3 */
-
-#if ARCH_X86_64
-// permutes 01234567 -> 05736421
-#define TRANSPOSE8(a,b,c,d,e,f,g,h,t)\
-    SBUTTERFLY(a,b,%%xmm8,wd,dqa)\
-    SBUTTERFLY(c,d,b,wd,dqa)\
-    SBUTTERFLY(e,f,d,wd,dqa)\
-    SBUTTERFLY(g,h,f,wd,dqa)\
-    SBUTTERFLY(a,c,h,dq,dqa)\
-    SBUTTERFLY(%%xmm8,b,c,dq,dqa)\
-    SBUTTERFLY(e,g,b,dq,dqa)\
-    SBUTTERFLY(d,f,g,dq,dqa)\
-    SBUTTERFLY(a,e,f,qdq,dqa)\
-    SBUTTERFLY(%%xmm8,d,e,qdq,dqa)\
-    SBUTTERFLY(h,b,d,qdq,dqa)\
-    SBUTTERFLY(c,g,b,qdq,dqa)\
-    "movdqa %%xmm8, "#g"              \n\t"
-#else
-#define TRANSPOSE8(a,b,c,d,e,f,g,h,t)\
-    "movdqa "#h", "#t"                \n\t"\
-    SBUTTERFLY(a,b,h,wd,dqa)\
-    "movdqa "#h", 16"#t"              \n\t"\
-    "movdqa "#t", "#h"                \n\t"\
-    SBUTTERFLY(c,d,b,wd,dqa)\
-    SBUTTERFLY(e,f,d,wd,dqa)\
-    SBUTTERFLY(g,h,f,wd,dqa)\
-    SBUTTERFLY(a,c,h,dq,dqa)\
-    "movdqa "#h", "#t"                \n\t"\
-    "movdqa 16"#t", "#h"              \n\t"\
-    SBUTTERFLY(h,b,c,dq,dqa)\
-    SBUTTERFLY(e,g,b,dq,dqa)\
-    SBUTTERFLY(d,f,g,dq,dqa)\
-    SBUTTERFLY(a,e,f,qdq,dqa)\
-    SBUTTERFLY(h,d,e,qdq,dqa)\
-    "movdqa "#h", 16"#t"              \n\t"\
-    "movdqa "#t", "#h"                \n\t"\
-    SBUTTERFLY(h,b,d,qdq,dqa)\
-    SBUTTERFLY(c,g,b,qdq,dqa)\
-    "movdqa 16"#t", "#g"              \n\t"
-#endif
-
 #define MOVQ_WONE(regd) \
     __asm__ volatile ( \
     "pcmpeqd %%" #regd ", %%" #regd " \n\t" \