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请教小彭老师一下,这个函数怎么用avx2优化比较好 #6
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这里循环内都是的memcpy到dst + rd,确定是正确的? |
saunlesuanle |
是td。td是在这个for循环内是常量,为什么要多次重复拷贝进同一个dst + td?我的测试显示60%的时间花在这三个memcpy里。 |
saunlesuanle |
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saunlesuanle
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