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#include <bitfield.h>
#include <cassert>
#include <cstdio>
BITFIELD_START(MOOSE, std::uint32_t)
FIELD(IO, 4, 7)
FIELD(EL, 16, 31)
BITFIELD_END()
int main() {
MOOSE mo(0xab);
auto io = mo.IO();
auto el = mo.EL();
assert(mo.val() == 0xab);
assert(io.val() == 0xa);
assert(el.val() == 0);
io = 0x0;
std::printf("reg %08x f %08x\n", mo.val(), io.val());
assert(mo.val() == 0x0b);
assert(io.val() == 0x0);
assert(el.val() == 0);
el = 0xfeef;
std::printf("reg %08x f %08x\n", mo.val(), el.val());
assert(mo.val() == 0xfeef000b);
assert(io.val() == 0x0);
assert(el.val() == 0xfeef);
mo = 0xcafeu;
assert(mo.val() == 0xcafe);
assert(io.val() == 0xf);
assert(el.val() == 0x0);
assert(mo.val() == 0xcafe);
mo |= 0xa00b0000;
assert(mo.val() == 0xa00bcafe);
assert(io.val() == 0xf);
assert(el.val() == 0xa00b);
assert(mo.val() == 0xa00bcafe);
mo &= 0xffff0000;
assert(mo.val() == 0xa00b0000);
assert(io.val() == 0x0);
assert(el.val() == 0xa00b);
el |= 0xc0;
assert(mo.val() == 0xa0cb0000);
assert(io.val() == 0x0);
assert(el.val() == 0xa0cb);
el &= 0xf000;
assert(mo.val() == 0xa0000000);
assert(io.val() == 0x0);
assert(el.val() == 0xa000);
}
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