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mips/mathops: remove 64-bit code
GCC is perfectly happy generating optimized multiplication code on its own for 64-bit arches. GCC refuses to optimize the loongson code when in 32-bit mode, so I've left that. Signed-off-by: James Cowgill <james410@cowgill.org.uk> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -49,32 +49,6 @@ static inline av_const int64_t MLS64(int64_t d, int a, int b)
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#define MLS64(d, a, b) ((d) = MLS64(d, a, b))
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#define MLS64(d, a, b) ((d) = MLS64(d, a, b))
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#elif ARCH_MIPS64
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static inline av_const int64_t MAC64(int64_t d, int a, int b)
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{
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int64_t m;
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__asm__ ("dmult %2, %3 \n\t"
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"mflo %1 \n\t"
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"daddu %0, %0, %1 \n\t"
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: "+r"(d), "=&r"(m) : "r"(a), "r"(b)
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: "hi", "lo");
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return d;
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}
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#define MAC64(d, a, b) ((d) = MAC64(d, a, b))
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static inline av_const int64_t MLS64(int64_t d, int a, int b)
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{
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int64_t m;
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__asm__ ("dmult %2, %3 \n\t"
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"mflo %1 \n\t"
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"dsubu %0, %0, %1 \n\t"
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: "+r"(d), "=&r"(m) : "r"(a), "r"(b)
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: "hi", "lo");
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return d;
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}
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#define MLS64(d, a, b) ((d) = MLS64(d, a, b))
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#endif
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#endif
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#endif /* HAVE_INLINE_ASM */
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#endif /* HAVE_INLINE_ASM */
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