Messages in this thread | | | Date | Thu, 16 Jan 2014 10:37:37 -0600 (CST) | From | Christoph Lameter <> | Subject | Re: [PATCH net-next 2/2] reciprocal_divide: correction/update of the algorithm |
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On Thu, 16 Jan 2014, Daniel Borkmann wrote:
> - * or else the performance is slower than a normal divide. > - */ > -extern u32 reciprocal_value(u32 B); > +struct reciprocal_value { > + u32 m; > + u8 sh1, sh2; > +}; > > +#define RECIPROCAL_VALUE_RESULT_TO_ZERO ((struct reciprocal_value){.sh1 = 32}) > > -static inline u32 reciprocal_divide(u32 A, u32 R) > +struct reciprocal_value reciprocal_value(u32 d);
A function that returns a struct? That works? Which gcc versions support it?
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