Rose::BitOps::rotateLeftLsb

Rotate low‐order bits left without affecting others.

Synopsis

Declared in <src/Rose/BitOps.h>

template<typename Unsigned>
Unsigned
rotateLeftLsb(
    Unsigned src,
    size_t w,
    size_t n);

Description

Rotates the low‐order w bits of src left by n bits without affecting the other bits, and returns the result. The rotation amount is modulo w. If w is zero then the original value is returned.

Return Value

Updated value.

Parameters

Name	Description
src	Input value.
w	Width of the low‐order region.
n	Rotation count.

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