41 lines
1.6 KiB
Diff
41 lines
1.6 KiB
Diff
--- ffmpeg.orig/libavcodec/i386/dsputil_mmx.c 2006-03-04 07:50:27.000000000 +0100
|
|
+++ ffmpeg/libavcodec/i386/dsputil_mmx.c 2006-03-04 07:49:04.000000000 +0100
|
|
@@ -619,10 +619,22 @@
|
|
|
|
static inline void transpose4x4(uint8_t *dst, uint8_t *src, int dst_stride, int src_stride){
|
|
asm volatile( //FIXME could save 1 instruction if done as 8x4 ...
|
|
- "movd %4, %%mm0 \n\t"
|
|
- "movd %5, %%mm1 \n\t"
|
|
- "movd %6, %%mm2 \n\t"
|
|
- "movd %7, %%mm3 \n\t"
|
|
+ "movd %0, %%mm0 \n\t"
|
|
+ "movd %1, %%mm1 \n\t"
|
|
+ "movd %2, %%mm2 \n\t"
|
|
+
|
|
+ :
|
|
+ : "m" (*(uint32_t*)(src + 0*src_stride)),
|
|
+ "m" (*(uint32_t*)(src + 1*src_stride)),
|
|
+ "m" (*(uint32_t*)(src + 2*src_stride))
|
|
+ );
|
|
+ asm volatile( //FIXME could save 1 instruction if done as 8x4 ...
|
|
+ "movd %0, %%mm3 \n\t"
|
|
+
|
|
+ :
|
|
+ : "m" (*(uint32_t*)(src + 3*src_stride))
|
|
+ );
|
|
+ asm volatile( //FIXME could save 1 instruction if done as 8x4 ...
|
|
"punpcklbw %%mm1, %%mm0 \n\t"
|
|
"punpcklbw %%mm3, %%mm2 \n\t"
|
|
"movq %%mm0, %%mm1 \n\t"
|
|
@@ -639,10 +651,6 @@
|
|
"=m" (*(uint32_t*)(dst + 1*dst_stride)),
|
|
"=m" (*(uint32_t*)(dst + 2*dst_stride)),
|
|
"=m" (*(uint32_t*)(dst + 3*dst_stride))
|
|
- : "m" (*(uint32_t*)(src + 0*src_stride)),
|
|
- "m" (*(uint32_t*)(src + 1*src_stride)),
|
|
- "m" (*(uint32_t*)(src + 2*src_stride)),
|
|
- "m" (*(uint32_t*)(src + 3*src_stride))
|
|
);
|
|
}
|
|
|