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PPC: fix asm operand constraints in AV_RL64
The target register of first word loaded must be marked early-clobber.
Originally committed as revision 19536 to svn://svn.ffmpeg.org/ffmpeg/trunk
Måns Rullgård authored on 2009/07/30 04:06:55Showing 1 changed files
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@@ -78,7 +78,7 @@ static inline uint64_t AV_RL64(const void *p) |
| 78 | 78 |
union { uint64_t v; uint32_t hl[2]; } v;
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| 79 | 79 |
__asm__ ("lwbrx %0, %y2 \n\t"
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"lwbrx %1, %y3 \n\t" |
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- : "=r"(v.hl[1]), "=r"(v.hl[0]) |
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+ : "=&r"(v.hl[1]), "=r"(v.hl[0]) |
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: "Z"(*(const uint32_t*)p), "Z"(*((const uint32_t*)p+1))); |
| 83 | 83 |
return v.v; |
| 84 | 84 |
} |