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Revision tags: llvmorg-18.1.8, llvmorg-18.1.7, llvmorg-18.1.6, llvmorg-18.1.5, llvmorg-18.1.4, llvmorg-18.1.3, llvmorg-18.1.2, llvmorg-18.1.1, llvmorg-18.1.0, llvmorg-18.1.0-rc4, llvmorg-18.1.0-rc3, llvmorg-18.1.0-rc2, llvmorg-18.1.0-rc1, llvmorg-19-init, llvmorg-17.0.6, llvmorg-17.0.5, llvmorg-17.0.4, llvmorg-17.0.3, llvmorg-17.0.2, llvmorg-17.0.1, llvmorg-17.0.0, llvmorg-17.0.0-rc4, llvmorg-17.0.0-rc3, llvmorg-17.0.0-rc2, llvmorg-17.0.0-rc1, llvmorg-18-init, llvmorg-16.0.6, llvmorg-16.0.5, llvmorg-16.0.4
# 58c9ad9c 16-May-2023 Austin Chang <austin880625@gmail.com>

[DAGCombiner] Add bswap(logic_op(bswap(x), y)) regression test case; NFC

Fold the following case on SelectionDAG combiner
This patch includes the regression test cases

```
bswap(logic_op(x, bswap(y

[DAGCombiner] Add bswap(logic_op(bswap(x), y)) regression test case; NFC

Fold the following case on SelectionDAG combiner
This patch includes the regression test cases

```
bswap(logic_op(x, bswap(y))) -> logic_op(bswap(x), y)
bswap(logic_op(bswap(x), y)) -> logic_op(x, bswap(y))
bswap(logic_op(bswap(x), bswap(y))) -> logic_op(x, y) (with multiuse)
```

Reviewed By: goldstein.w.n

Differential Revision: https://reviews.llvm.org/D149782

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