merge main into amd-staging#2740

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ronlieb wants to merge 15 commits into

amd-stagingfrom

amd/merge/upstream_merge_20260530235210

Commits on May 30, 2026

[IR] SubclassOptionalData is only optional for Instruction (#200419)
aengelke
authored
[LowerInvoke] Use createCallMatchingInvoke instead of rolling it ourselves (#200536)
jlebar
authored
[DenseMap] Replace tombstone deletion with TAOCP 6.4 Algorithm R (#200595)
MaskRay
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[X86] matchBinaryPermuteShuffle - match to X86ISD::SHLD funnel shift patterns (REAPPLIED) (#200604)
RKSimon
authored
[X86][TTI] Use dyn_cast_or_null in getGSVectorCost. (#200606)
fhahn
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[VPlan] Factor vputils::getIntrinsicID (NFC) (#200174)
artagnon
authored
[IRBuilder] ConstFold unary intrinsics (#200496)
artagnon
authored
[libc++][ranges] P2542R8: Implement `views::concat` (#120920)

authored
[libc][wctype] Rename src/wctype/wctype.h to avoid name collision with system header. (#200613)
lntue
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