Investigate the lowering of MemRef Load/Store ops and implement
additional folding of created ops
Aims to improve readability of generated lowered SPIR-V code.
Part of work llvm#70704
- Add spv.store instead of init for spv.variable to fix data issues in
some GPU drivers
Reviewed By: antiagainst
Patch By: raikonenfnu
Differential Revision: https://reviews.llvm.org/D132427
Per SPIR-V validation rules, explict layout decorations are only
needed for StorageBuffer, PhysicalStorageBuffer, Uniform, and
PushConstant storage classes. (And even that is for Shader
capabilities). So we don't need such decorations on the rest.
Reviewed By: hanchung
Differential Revision: https://reviews.llvm.org/D124543
StandardToSPIRV currently contains an assortment of patterns converting from
different dialects to SPIRV. This commit splits up StandardToSPIRV into separate
conversions for each of the dialects involved (some of which already exist).
Differential Revision: https://reviews.llvm.org/D120767
