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Geoff Berry
33474b29b1
[AArch64] Take advantage of variable shift/rotate amount implicit mod operation.
Summary: Optimize code generated for variable shifts/rotates by taking advantage of the implicit and/mod done on the variable shift amount register. Resolves bug 27582 and bug 37421. Reviewers: t.p.northover, qcolombet, MatzeB, javed.absar Subscribers: rengolin, kristof.beyls, mcrosier, llvm-commits Differential Revision: https://reviews.llvm.org/D46844 llvm-svn: 333214
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