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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
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11 years ago

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.