Bitwise rotate of integral
j at j.nl
Tue Jan 8 10:37:55 UTC 2019
On Monday, 7 January 2019 at 14:39:07 UTC, Per Nordlöw wrote:
> What's the preferred way of doing bitwise rotate of an integral
> value in D?
> Are there intrinsics for bitwise rotation available in LDC?
LDC does not expose this intrinsic currently, but you can use
It's a fairly new intrinsic, so won't work with older LLVM
As noted by others, the optimizer is strong enough to recognize
what you are doing (without intrinsic) and use ror/rol if it
deems it advantageous to do so.
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