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/*
* Example of a pure assembly file
* For most people, this is normally unnecessary, you can use inline
* ASM in a C file, if you even need to use ASM at all.
* However, if you reallllly like doing this sort of thing, here's how :)
*/
.syntax unified
.thumb
.section .text
#include <libopencm3/stm32/gpio.h>
.global rev_bytes
.func rev_bytes /* only used for debugger */
.type rev_bytes, STT_FUNC
rev_bytes:
rev r0, r0
bx lr
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