Messages in this thread | | | Subject | Re: Kernel bugs found using inspect tool | Date | Wed, 23 Feb 2000 17:46:41 +0000 (GMT) | From | Alan Cox <> |
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> Eh? But you are using bitwise or. I had logical or, whose order is > defined, being that of lazy left-right evaluation, and whose precedence > is looser than that of the relational operators precisely so that you > can write boolean propositional compounds without those annoying parens.
Thats why its faster using bitwise or. Logical or has a strict left->right evaluation rule in C bitwise doesnt so you can generate nicer code, tricks like near branchless and sequences using cmp, adc
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