Hanhan Wang c80484e16e [mlir][StandardToSPIRV] Add support for lowering trunci to SPIR-V to i1 types.
Add a pattern to converting some value to a boolean. spirv.S/UConvert does not
work on i1 types. Thus, the pattern is lowered to cmpi + select.

Reviewed By: antiagainst

Differential Revision: https://reviews.llvm.org/D96851
2021-02-17 07:23:41 -08:00
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