Matt Arsenault 61820f8b5d CodeGen: Optimize lowering of is.fpclass fcZero|fcSubnormal
Combine the two checks into a check if the exponent bits are 0. The
inverted case isn't reachable until a future change, and GlobalISel
currently doesn't attempt the inversion optimization.

https://reviews.llvm.org/D143182
2023-07-06 13:03:57 -04:00
..
2023-07-06 13:03:16 -04:00

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