pico_bit_ops

Optimized bit manipulation functions. More...

Functions
uint32_t	__rev (uint32_t bits)
	Reverse the bits in a 32 bit word.
uint64_t	__revll (uint64_t bits)
	Reverse the bits in a 64 bit double word.

Detailed Description

Optimized bit manipulation functions.

Additionally provides replacement implementations of the compiler built-ins __builtin_popcount, __builtin_clz and __bulitin_ctz

Function Documentation

__rev()

uint32_t __rev

(

uint32_t

bits

)

Reverse the bits in a 32 bit word.

Parameters

bits	32 bit input

Returns

the 32 input bits reversed

__revll()

uint64_t __revll

(

uint64_t

bits

)

Reverse the bits in a 64 bit double word.

Parameters

bits	64 bit input

Returns

the 64 input bits reversed