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I agree then that in Rust you could make something consistent. I think there's no need for explicit shifts. You need to memcpy anyway to deal with alignment is
by nly 6y ago
I agree then that in Rust you could make something consistent.
I think there's no need for explicit shifts. You need to memcpy anyway to deal with alignment issues, so you may as well just copy in to the last 3 bytes of a zero-initialized, big endian, 32bit uint.
https://gcc.godbolt.org/z/jEnsW8WfE https://gcc.godbolt.org/z/jEnsW8WfE
- raphlinus 6y agoThat's just constant folding. Here's what it looks like when you actually need to go to memory: https://gcc.godbolt.org/z/9qGqh6M1E https://gcc.godbolt.org/z/9qGqh6M1E And I think we're on the same page, it should be possible to get similar results in Rust.