4 ms·
Android on 64-bit ARM uses the MSB of pointers for a tag. There are 2^8 NULL pointer values at the hardware level there.
by SAI_Peregrinus 5y ago
Android on 64-bit ARM uses the MSB of pointers for a tag. There are 2^8 NULL pointer values at the hardware level there.
- mpweiher 5y agoInteresting! Do we actually need any of them apart from all zeros? Are the tags retained when converting?