[Issue 16560] [Mir] Prefetch intrinsics like in LDC

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=16560

--- Comment #2 from Walter Bright <bugzi...@digitalmars.com> ---
Found it:

http://llvm.org/docs/LangRef.html#llvm-prefetch-intrinsic

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