Luo, Yuanke 16547f9fbb [CodeGen] Fix the bug of machine sink ...

The use operand may be undefined. In that case we can just continue to
check the next operand since it won't increase register pressure.

Differential Revision: https://reviews.llvm.org/D127848

2022-06-15 23:35:52 +08:00

70 KiB

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