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mips64: mark hi/lo registers clobbered in MAC64/MLS64 macros

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Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2012-10-17 19:45:54 +01:00
parent 206a070dce
commit b93e934aee
1 changed files with 4 additions and 2 deletions
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6
libavcodec/mips/mathops.h
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@ -57,7 +57,8 @@ static inline av_const int64_t MAC64(int64_t d, int a, int b)
__asm__ ("dmult %2, %3 \n\t"
"mflo %1 \n\t"
"daddu %0, %0, %1 \n\t"
: "+r"(d), "=&r"(m) : "r"(a), "r"(b));
: "+r"(d), "=&r"(m) : "r"(a), "r"(b)
: "hi", "lo");
return d;
}
#define MAC64(d, a, b) ((d) = MAC64(d, a, b))
@ -68,7 +69,8 @@ static inline av_const int64_t MLS64(int64_t d, int a, int b)
__asm__ ("dmult %2, %3 \n\t"
"mflo %1 \n\t"
"dsubu %0, %0, %1 \n\t"
: "+r"(d), "=&r"(m) : "r"(a), "r"(b));
: "+r"(d), "=&r"(m) : "r"(a), "r"(b)
: "hi", "lo");
return d;
}
#define MLS64(d, a, b) ((d) = MLS64(d, a, b))