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Differential D118146

[AArch64][SVE] Avoid using ptrue for unpredicated predicate AND.
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Authored by sdesmalen on Jan 25 2022, 7:44 AM.

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bsmith
david-arm
dmgreen
efriedma
Commits
rGdafd1f29da27: [AArch64][SVE] Avoid using ptrue for unpredicated predicate AND.

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sdesmalen created this revision.Jan 25 2022, 7:44 AM
Herald added a reviewer: efriedma. · View Herald TranscriptJan 25 2022, 7:44 AM
Herald added subscribers: psnobl, hiraditya, kristof.beyls, tschuett. · View Herald Transcript
sdesmalen requested review of this revision.Jan 25 2022, 7:44 AM
Herald added a project: Restricted Project. · View Herald TranscriptJan 25 2022, 7:44 AM
Herald added a subscriber: llvm-commits. · View Herald Transcript
david-arm accepted this revision.Jan 25 2022, 8:43 AM

LGTM! Nice optimsation. :)

This revision is now accepted and ready to land.Jan 25 2022, 8:43 AM
Matt added a subscriber: Matt.Jan 25 2022, 3:23 PM
Harbormaster completed remote builds in B145513: Diff 402912.Jan 26 2022, 4:20 PM
This revision was landed with ongoing or failed builds.Jan 27 2022, 5:00 AM
Closed by commit rGdafd1f29da27: [AArch64][SVE] Avoid using ptrue for unpredicated predicate AND. (authored by sdesmalen). · Explain Why
This revision was automatically updated to reflect the committed changes.
sdesmalen added a commit: rGdafd1f29da27: [AArch64][SVE] Avoid using ptrue for unpredicated predicate AND..
david-arm mentioned this in D118365: [SVE] Extend isel pattern coverage for BIC..Jan 27 2022, 8:02 AM
sdesmalen mentioned this in D118463: [SVE] By using SEL when orring predicates we forgo the need for a PTRUE..Jan 28 2022, 6:05 AM

Revision Contents
Changeset List

PathSize
llvm/
lib/
Target/
AArch64/
2 lines
12 lines
test/
CodeGen/
AArch64/
12 lines
9 lines
12 lines

Diff 403609

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llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td

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llvm/lib/Target/AArch64/SVEInstrFormats.td

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llvm/test/CodeGen/AArch64/sve-int-log.ll

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llvm/test/CodeGen/AArch64/sve-intrinsics-reinterpret.ll

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llvm/test/CodeGen/AArch64/sve-split-int-pred-reduce.ll

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