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  • src/Common/utility.h

    rf14d956 r9dc31c10  
    1010// Created On       : Mon May 18 07:44:20 2015
    1111// Last Modified By : Peter A. Buhr
    12 // Last Modified On : Fri Apr 20 22:35:33 2018
    13 // Update Count     : 38
     12// Last Modified On : Thu Apr 19 16:21:44 2018
     13// Update Count     : 37
    1414//
    1515
     
    437437
    438438// -----------------------------------------------------------------------------
    439 // O(1) polymorphic integer ilog2, using clz, which returns the number of leading 0-bits, starting at the most
     439// O(1) polymorphic integer log2, using clz, which returns the number of leading 0-bits, starting at the most
    440440// significant bit (single instruction on x86)
    441441
    442442template<typename T>
    443 inline constexpr T ilog2(const T & t) {
     443inline constexpr T log2(const T & t) {
    444444        if ( std::is_integral<T>::value ) {
    445445                const constexpr int r = sizeof(t) * __CHAR_BIT__ - 1;
     
    449449        } // if
    450450        return -1;
    451 } // ilong2
     451}
    452452
    453453
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