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[AArch64] Share search bookkeeping in combines. NFCI.
authorNirav Dave <niravd@google.com>
Tue, 25 Sep 2018 15:30:22 +0000 (15:30 +0000)
committerNirav Dave <niravd@google.com>
Tue, 25 Sep 2018 15:30:22 +0000 (15:30 +0000)
commite40e2bbd3710a4a8016c76b55d675b6e4ebb5458
tree97d9a20059aa9be2245bf142af2919aae8056757tree | snapshot
parenta2f514d6727f86416926b4017fac268ad8b7fabacommit | diff
[AArch64] Share search bookkeeping in combines. NFCI.

Share predecessor search bookkeeping in both perform PostLD1Combine
and performNEONPostLDSTCombine. This should be approximately a 4x and
2x performance improvement.

llvm-svn: 342986
llvm/lib/Target/AArch64/AArch64ISelLowering.cpp diff | blob | history
Domain: System / Toolchain;