#include <stdint.h>
#include <string.h>

int main();

asm (
        ".section .init  \n"
        ".global _start  \n"
        "_start:         \n"
        "  jmp main      \n"
);

void* memset(void* ptr, int val, size_t len) {
    uint8_t* p = ptr;
    while(len--) {
        *p++ = val;
    }
    return ptr;
}