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[AArch64][SVE]Add cost model for broadcast shuffle

Authored by CarolineConcatto on Jan 28 2021, 12:46 AM.

Description

[AArch64][SVE]Add cost model for broadcast shuffle

This patch adds a cost model for SK_Broadcast in
AArch64TTIImpl::getShuffleCost with scalable vector.
Without this patch, the scalable vector type relies on BasicTTIImpl cost
implementation and assert.

Differential Revision: https://reviews.llvm.org/D95598

Details

Committed
CarolineConcattoFeb 3 2021, 1:53 AM
Differential Revision
D95598: [AArch64][SVE]Add cost model for broadcast shuffle
Parents
rG369f7de3135a: [LIBC] Add optimized memcpy routine for AArch64
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