Christudasan Devadasan d68458bd56 [GlobalISel] Base implementation for sret demotion. ...

If the return values can't be lowered to registers
SelectionDAG performs the sret demotion. This patch
contains the basic implementation for the same in
the GlobalISel pipeline.

Furthermore, targets should bring relevant changes
during lowerFormalArguments, lowerReturn and
lowerCall to make use of this feature.

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D92953

2021-01-06 10:30:50 +05:30

1.7 KiB

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