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Commit Graph

Author	SHA1	Message	Date
David Sherwood	8439415333	[IR] Let ConstantVector::getSplat use poison instead of undef This patch updates ConstantVector::getSplat to use poison instead of undef when using insertelement/shufflevector to splat. This follows on from D93793. Differential Revision: https://reviews.llvm.org/D107751	2021-08-10 08:27:43 +01:00
Christopher Tetreault	792f8e1114	[SVE] Take constant fold fast path for splatted vscale vectors This should be a perfectly reasonable operation for scalable vectors. Currently, it only works for zeroinitializer values of ScalableVectorType, but the fundamental operation is sound and it should be possible to make it work for other splats Reviewed By: david-arm Differential Revision: https://reviews.llvm.org/D77442	2020-11-17 12:45:31 -08:00

Author

SHA1

Message

Date

David Sherwood

8439415333

[IR] Let ConstantVector::getSplat use poison instead of undef

This patch updates ConstantVector::getSplat to use poison instead
of undef when using insertelement/shufflevector to splat.

This follows on from D93793.

Differential Revision: https://reviews.llvm.org/D107751

2021-08-10 08:27:43 +01:00

Christopher Tetreault

792f8e1114

[SVE] Take constant fold fast path for splatted vscale vectors

This should be a perfectly reasonable operation for scalable vectors.
Currently, it only works for zeroinitializer values of
ScalableVectorType, but the fundamental operation is sound and it should
be possible to make it work for other splats

Reviewed By: david-arm

Differential Revision: https://reviews.llvm.org/D77442

2020-11-17 12:45:31 -08:00

2 Commits