bttv-cards.i

enum { a } b(void);
c, d, g, h;
i(int);
j() {
  int e;
  asm goto("" : : : : f);
  return a;
f:;
}
k() { asm("" : : "Qo"(d), "r"(c)); }
l(void);
n() {
  int o, m;
  if (g)
    ({
      __asm__("mcr p15, 0, %0, c7, c10, 4" : : "r"(0) : "memory");
      b();
      o = l();
      i(o);
      i(({
        __asm__("mcr p15, 0, %0, c7, c10, 4" : : "r"(0) : "memory");
        h;
      }));
      k();
    });
  else {
    __asm__("mcr p15, 0, %0, c7, c10, 4" : : "r"(0) : "memory");
    b();
    m = l();
    i(m);
    i(({
      __asm__("mcr p15, 0, %0, c7, c10, 4" : : "r"(0) : "memory");
      n;
    }));
    k();
  }
  j();
}

bttv-cards.sh

clang --target=arm-linux-gnueabihf -no-integrated-as -O2 -fsanitize-coverage=trace-pc -c -o bttv-cards.o bttv-cards.i
nm bttv-cards.o | grep LBB