To generate code compatible to streaming mode:
- enable custom-lowering ISD::CTLZ and ISD::CTPOP.
- disable combining OR into BSL.
- Testing files:
- bit-counting.ll
- bitselect.ll
Paths
| Differential D138682
[AArch64][SME]: Generate streaming-compatible code for bit counting/select ClosedPublic Authored by hassnaa-arm on Nov 24 2022, 11:38 AM.
Details Summary To generate code compatible to streaming mode:
Diff Detail
Event Timelinehassnaa-arm added a child revision: D138683: [AArch64][SME]: Add streaming-compatible testing files(subvector.ll, permute-rev.ll, permute-zip-uzp-trn.ll, vector-shuffle.ll).Nov 25 2022, 3:52 AM hassnaa-arm added a parent revision: D138670: [AArch64][SME]: Generate streaming-compatible code for fp compares..
This revision is now accepted and ready to land.Nov 28 2022, 8:46 AM
hassnaa-arm marked 3 inline comments as done and an inline comment as not done. Comment Actionscode format This revision was landed with ongoing or failed builds.Nov 29 2022, 4:24 AM Closed by commit rG9c7286f938ea: [AArch64][SME]: Generate streaming-compatible code for bit counting/select (authored by Hassnaa Hamdi <hassnaa.hamdi@arm.com>). · Explain Why This revision was automatically updated to reflect the committed changes. mgabka added inline comments.
Revision Contents
Diff 477833 llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-bit-counting.ll
llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-bitselect.ll
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Odd indentation, have you used clang-format?