[PATCH] D139810: [AArch64] Add Neon int instructions to isAssociativeAndCommutative
Dave Green via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Dec 16 08:58:10 PST 2022
dmgreen accepted this revision.
dmgreen added reviewers: SjoerdMeijer, labrinea.
dmgreen added a comment.
This revision is now accepted and ready to land.
Sounds like a good set of instructions. LGTM
================
Comment at: llvm/lib/Target/AArch64/AArch64InstrInfo.cpp:4996-4998
+ // Opcodes MULv1i64 and MULv2i64 don't exist because corresponding
+ // `MUL <Vd>.1D, <Vn>.1D, <Vm>.1D` and `MUL <Vd>.2D, <Vn>.2D, <Vm>.2D`
+ // don't exist in the Advanced SIMD instruction set.
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This could just say something like "there is no 64bit mul under neon".
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rG LLVM Github Monorepo
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https://reviews.llvm.org/D139810/new/
https://reviews.llvm.org/D139810
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