Pankaj Dwivedi 8246257cac

Reapply "[VectorCombine] Fold scalar selects from bitcast into vector select" (#174762) ...

Reapply https://github.com/llvm/llvm-project/pull/173990 with fixes for
post-commit review comments.

---------

Co-authored-by: padivedi <padivedi@amd.com>
Co-authored-by: Christudasan Devadasan <christudasan.devadasan@amd.com>

2026-01-13 16:25:09 +05:30

..

AArch64

[VectorCombine] Fold permute of intrinsics into intrinsic of permutes: shuffle(intrinsic, poison/undef) -> intrinsic(shuffle) (#170052)

2025-12-05 15:54:53 +00:00

AMDGPU

Reapply "[VectorCombine] Fold scalar selects from bitcast into vector select" (#174762)

2026-01-13 16:25:09 +05:30

ARM

[VectorCombine][AMDGPU] Narrow Phi of Shuffles. (#140188)

2025-08-12 18:45:11 +01:00

Hexagon

[VectorCombine][AMDGPU] Narrow Phi of Shuffles. (#140188)

2025-08-12 18:45:11 +01:00

PowerPC

[VectorCombine] Fix scalarizeExtExtract for big-endian (#157962)

2025-09-15 10:08:16 +00:00

RISCV

[VectorCombine][AMDGPU] Narrow Phi of Shuffles. (#140188)

2025-08-12 18:45:11 +01:00

SPIRV

[VectorCombine][TTI] Prevent extract/ins rewrite to GEP (#150216)

2025-07-31 14:14:00 +02:00

X86

[VectorCombine] foldPermuteOfIntrinsic - support multiple uses of shuffled ops (#175299)

2026-01-12 20:34:06 +00:00

alias.ll

[VectorCombine] Preserve scoped alias metadata (#153714)

2025-08-18 18:16:32 +00:00

binop-scalarize.ll

[VectorCombine] Apply InstSimplify in scalarizeOpOrCmp to avoid infinite loop (#153069)

2025-08-15 18:38:04 +00:00

fold-binop-of-reductions.ll

…

fold-shuffle-chains-to-reduce.ll

[VectorCombine] New folding pattern for extract/binop/shuffle chains (#145232)

2025-08-24 14:21:48 +05:30

intrinsic-scalarize.ll

[IR] NFC: Remove 'experimental' from partial.reduce.add intrinsic (#158637)

2025-09-17 11:44:47 +01:00

load-insert-store.ll

…

load-shufflevector.ll

[VectorCombine] Shrink loads used in shufflevector rebroadcasts. (#153138)

2025-08-12 14:08:37 +01:00

narrow-phi-of-shuffles.ll

[VectorCombine][AMDGPU] Narrow Phi of Shuffles. (#140188)

2025-08-12 18:45:11 +01:00

pr88796.ll

…

pr132563.ll

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pr157335.ll

[VectorCombine] foldSelectShuffle - early-out cases where the max vector register width isn't large enough (#157430)

2025-09-08 12:04:23 +00:00

unary-op-scalarize.ll

[VectorCombine] Support nary operands and intrinsics in scalarizeOpOrCmp (#138406)

2025-05-28 09:45:54 +01:00