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Commit 291e0daa authored by Tim Northover's avatar Tim Northover
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AArch64: support 8 & 16-bit atomic operations in GlobalISel 

We have SelectionDAG patterns for 8 & 16-bit atomic operations, but they
assume the value types will have been legalized to 32-bits. So this adds
the ability to widen them to both AArch64 & generic GISel
infrastructure.
parent 2d80bbd9
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