Geoff Berry 7ffce7be0c [AArch64] Fold more spilled/refilled COPYs. ...

Summary:
Make AArch64InstrInfo::foldMemoryOperandImpl more general by folding all
full COPYs between register classes of the same size that are either
spilled or refilled.

Reviewers: MatzeB, qcolombet

Subscribers: aemerson, rengolin, mcrosier, llvm-commits

Differential Revision: https://reviews.llvm.org/D27271

llvm-svn: 288439

2016-12-01 23:43:55 +00:00

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