¶inline bool isShiftedMask_64(
    uint64_t Value,
    unsigned int& MaskIdx,
    unsigned int& MaskLen)

Description

Return true if the argument contains a non-empty sequence of ones with the remainder zero (64 bit version.) If true, \p MaskIdx will specify the index of the lowest set bit and \p MaskLen is updated to specify the length of the mask, else neither are updated.

Declared at: llvm/include/llvm/Support/MathExtras.h:592

Parameters

uint64_t Value

unsigned int& MaskIdx

unsigned int& MaskLen