Contents of /trunk/ffmpeg/patches/ffmpeg-20060904-gcc41.patch
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Revision 144 -
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Tue May 8 20:06:05 2007 UTC (17 years, 4 months ago) by niro
File size: 1667 byte(s)
Tue May 8 20:06:05 2007 UTC (17 years, 4 months ago) by niro
File size: 1667 byte(s)
-import
1 | --- ffmpeg.orig/libavcodec/i386/dsputil_mmx.c 2006-03-04 07:50:27.000000000 +0100 |
2 | +++ ffmpeg/libavcodec/i386/dsputil_mmx.c 2006-03-04 07:49:04.000000000 +0100 |
3 | @@ -619,10 +619,22 @@ |
4 | |
5 | static inline void transpose4x4(uint8_t *dst, uint8_t *src, int dst_stride, int src_stride){ |
6 | asm volatile( //FIXME could save 1 instruction if done as 8x4 ... |
7 | - "movd %4, %%mm0 \n\t" |
8 | - "movd %5, %%mm1 \n\t" |
9 | - "movd %6, %%mm2 \n\t" |
10 | - "movd %7, %%mm3 \n\t" |
11 | + "movd %0, %%mm0 \n\t" |
12 | + "movd %1, %%mm1 \n\t" |
13 | + "movd %2, %%mm2 \n\t" |
14 | + |
15 | + : |
16 | + : "m" (*(uint32_t*)(src + 0*src_stride)), |
17 | + "m" (*(uint32_t*)(src + 1*src_stride)), |
18 | + "m" (*(uint32_t*)(src + 2*src_stride)) |
19 | + ); |
20 | + asm volatile( //FIXME could save 1 instruction if done as 8x4 ... |
21 | + "movd %0, %%mm3 \n\t" |
22 | + |
23 | + : |
24 | + : "m" (*(uint32_t*)(src + 3*src_stride)) |
25 | + ); |
26 | + asm volatile( //FIXME could save 1 instruction if done as 8x4 ... |
27 | "punpcklbw %%mm1, %%mm0 \n\t" |
28 | "punpcklbw %%mm3, %%mm2 \n\t" |
29 | "movq %%mm0, %%mm1 \n\t" |
30 | @@ -639,10 +651,6 @@ |
31 | "=m" (*(uint32_t*)(dst + 1*dst_stride)), |
32 | "=m" (*(uint32_t*)(dst + 2*dst_stride)), |
33 | "=m" (*(uint32_t*)(dst + 3*dst_stride)) |
34 | - : "m" (*(uint32_t*)(src + 0*src_stride)), |
35 | - "m" (*(uint32_t*)(src + 1*src_stride)), |
36 | - "m" (*(uint32_t*)(src + 2*src_stride)), |
37 | - "m" (*(uint32_t*)(src + 3*src_stride)) |
38 | ); |
39 | } |
40 |