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Commit 9e833334 authored by zhongyunde's avatar zhongyunde
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[AArch64][SelectionDAG] Eliminates redundant zero-extension for 32-bit popcount 

Fix https://github.com/llvm/llvm-project/issues/59597.
mov w8, w0 + fmov d0, x8 ==> fmov s0, w0

Reviewed By: dmgreen, efriedma

Differential Revision: https://reviews.llvm.org/D140649
parent 15692e74
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