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368651
2019 Oct 10
2
[RFC] Use of saturating intrinsics
Hello all again, take 2.
Over in D68651 I would like to make code that attempt to saturate an value (using higher bitwidth integers) use a saturating intrinsic instead. Something like this:
https://godbolt.org/z/9knBnP
As can be seen, the unsigned cases are already being matched to llvm.uadd.sat intrinsics. I am hoping to extend that to...