Everything about asm

Next power of two

While looking to write a pure ooc version of ftgl, I was reading the source of ftgl-gl3 and I stumbled upon this piece of code:

cpp
static inline GLuint NextPowerOf2(GLuint in) { in -= 1; in |= in >> 16; in |= in >> 8; in |= in >> 4; in |= in >> 2; in |= in >> 1; return in + 1; }
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