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[AArch64] Set the cache line size to 64 for the V2 and V3. (#148213)

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This sets the cache line size to 64 for the Neoverse V2 and V3. I've
tested this with loop-interchange: it doesn't result in extra
compile-times, but it does enable a lot more interchange.
This commit is contained in:
Sjoerd Meijer 2025-07-15 14:59:18 +01:00 committed by Tobias Hieta
parent d1517ec622
commit 7d803c868a
1 changed files with 1 additions and 0 deletions
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llvm/lib/Target/AArch64/AArch64Subtarget.cpp
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@ -270,6 +270,7 @@ void AArch64Subtarget::initializeProperties(bool HasMinSize) {
break; break;
case NeoverseV2: case NeoverseV2:
case NeoverseV3: case NeoverseV3:
CacheLineSize = 64;
EpilogueVectorizationMinVF = 8; EpilogueVectorizationMinVF = 8;
MaxInterleaveFactor = 4; MaxInterleaveFactor = 4;
ScatterOverhead = 13; ScatterOverhead = 13;