DPLScan regression for cpu

kurapov-peter / dwarf_bench

Dbench is a collection of parallel hardware agnostic microbenchmarks that aim at capturing the most important patterns in analytical query execution

MIT License

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DPLScan regression for cpu #18

Closed kurapov-peter closed 2 years ago

kurapov-peter commented 2 years ago

Running ./dwarf_bench DPLScan --device=cpu fails to produce valid code: Error: unimplemented function(s) used: _Z19sub_group_broadcasthj is undefined CompilerException Failed to parse IR -11 (CL_BUILD_PROGRAM_FAILURE)

kurapov-peter commented 2 years ago

Caused by sub_group_broadcast, workaround is about to get merged: https://github.com/intel/llvm/pull/5110