...ero 9 stall ;delayed branch slot 每次循环都有数据相关/控制相关引起的停顿 每次循环需要6 clocks Unroll loop (循环展开) 4 times code to make faster?
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A standard optimization is loop unrolling; the compiler will unroll the loops to reduce the number of branches.
标准的优化是循环展开；编译器将展开循环，以减少分支的数量。
I used one unsupported list comprehension in my code, which I had to unroll into a regular for loop.
在代码中，我使用了一个不支持的列表，将其放入一个普通的for循环。
Software pipelining and loop unroll are two kinds of important optimized compile technique to develop loop parallelism.
软件流水和循环展开是开发循环并行性的两种重要编译优化技术。
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