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[X86] combineConcatVectorOps - concat per-lane v2f64/v4f64 shuffles into vXf64 vshufpd#143017

Merged

RKSimon merged 6 commits intollvm:mainllvm/llvm-project:mainfrom

RKSimon:x86-concat-v2f64-shufflesRKSimon/llvm-project:x86-concat-v2f64-shufflesCopy head branch name to clipboard

Jun 6, 2025

Conversation Commits6 (6)Checks Files changed

Merged

[X86] combineConcatVectorOps - concat per-lane v2f64/v4f64 shuffles into vXf64 vshufpd#143017
RKSimon merged 6 commits intollvm:mainfrom
RKSimon:x86-concat-v2f64-shuffles

Commits

Commits on Jun 6, 2025

[X86] combineConcatVectorOps - concat mixed v2f64 shuffles into 4f64 vshufpd
RKSimon
committed
Merge branch 'main' into x86-concat-v2f64-shuffles
RKSimon
authored
Drop v4f64 SHUFPD/VPERMILPI handling - now that its handled by general v4f64 shuffle concatenation
RKSimon
committed
Generalise v4f64 shuffle concatenation to work with v8f64 as well
RKSimon
committed
Make sure we check for lane crossing shuffles (in case we relax the accepted shuffle opcode list)
RKSimon
committed
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RKSimon
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