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Altera_Forum
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11 years ago

NIOS-II C Code optimization

I have defined a code looks like below: Style 1: function() { variable declaration and initialization int N; N= read_iteration(); for (n=0; n< N; n++) { i...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

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Extra code is needed to jump over the else code that is present only in style 2. Branches can take significant time in some architectures. If you don't do much in the body of the if, it can b take as long as simple code like "count++" or similar. If you throw in broken pipeline caused by the extra branch, then yes it sounds reasonable.

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I agree. Thanks for the valuable suggestion. I don't think this could be optimized. However, if you think I am wrong, please suggest.