| Issue | 120878 |
|---|---|
| Summary | [AArch64][GISel] Optimize bitreverse intrinsic for vector types |
| Labels | new issue |
| Assignees | |
| Reporter | madhur13490 |
2 x s32, 2 x i64, 4 x s16, 4 x s32, 8 x s16 types are going through suboptimal lowering. Looking at SDAG, `revXX` followed by `rbit` is more optimal.
godbolt: https://godbolt.org/z/nP8jssKh8_______________________________________________ llvm-bugs mailing list llvm-bugs@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-bugs
