QueryCompilationDescriptor Class Reference

#include <QueryCompilationDescriptor.h>

Collaboration diagram for QueryCompilationDescriptor:

Public Member Functions
	QueryCompilationDescriptor ()
std::unique_ptr < QueryMemoryDescriptor >	compile (const size_t max_groups_buffer_entry_guess, const int8_t crt_min_byte_width, const bool has_cardinality_estimation, const RelAlgExecutionUnit &ra_exe_unit, const std::vector< InputTableInfo > &table_infos, const PlanState::DeletedColumnsMap &deleted_cols_map, const ColumnFetcher &column_fetcher, const CompilationOptions &co, const ExecutionOptions &eo, RenderInfo *render_info, Executor *executor)
auto	getCompilationResult () const
std::string	getIR () const
ExecutorDeviceType	getDeviceType () const
bool	hoistLiterals () const
int8_t	getMinByteWidth () const
std::string	toString () const

Private Attributes
CompilationResult	compilation_result_
ExecutorDeviceType	compilation_device_type_
bool	hoist_literals_
int8_t	actual_min_byte_width_

Detailed Description

Definition at line 53 of file QueryCompilationDescriptor.h.

Constructor & Destructor Documentation

QueryCompilationDescriptor::QueryCompilationDescriptor ( )

inline

Definition at line 55 of file QueryCompilationDescriptor.h.

      : compilation_device_type_(ExecutorDeviceType::CPU)
      , hoist_literals_(false)
      , actual_min_byte_width_(MAX_BYTE_WIDTH_SUPPORTED) {}

Member Function Documentation

std::unique_ptr< QueryMemoryDescriptor > QueryCompilationDescriptor::compile	(	const size_t	max_groups_buffer_entry_guess,
		const int8_t	crt_min_byte_width,
		const bool	has_cardinality_estimation,
		const RelAlgExecutionUnit &	ra_exe_unit,
		const std::vector< InputTableInfo > &	table_infos,
		const PlanState::DeletedColumnsMap &	deleted_cols_map,
		const ColumnFetcher &	column_fetcher,
		const CompilationOptions &	co,
		const ExecutionOptions &	eo,
		RenderInfo *	render_info,
		Executor *	executor
	)

Definition at line 21 of file QueryCompilationDescriptor.cpp.

References actual_min_byte_width_, CompilationOptions::allow_lazy_fetch, CHECK, ColumnFetcher::columnarized_table_cache_, compilation_device_type_, compilation_result_, CompilationOptions::device_type, g_enable_lazy_fetch, CompilationOptions::hoist_literals, hoist_literals_, MAX_BYTE_WIDTH_SUPPORTED, query_mem_desc, and VLOG.

                        {
  compilation_device_type_ = co.device_type;
  hoist_literals_ = co.hoist_literals;
  CHECK(executor);
  std::unique_ptr<QueryMemoryDescriptor> query_mem_desc;
  const auto data_mgr = executor->getDataMgr();
  try {
    std::tie(compilation_result_, query_mem_desc) = executor->compileWorkUnit(
        table_infos,
        deleted_cols_map,
        ra_exe_unit,
        co,
        eo,
        data_mgr->getCudaMgr(),
        g_enable_lazy_fetch &&
            co.allow_lazy_fetch,  // TODO(adb): remove param and just read from CO
        executor->row_set_mem_owner_,
        max_groups_buffer_entry_guess,
        crt_min_byte_width,
        has_cardinality_estimation,
        column_fetcher.columnarized_table_cache_,
        render_info);
  } catch (const CompilationRetryNoLazyFetch& e) {
    VLOG(1) << e.what();
    if (executor->cgen_state_->module_) {
      delete executor->cgen_state_->module_;
    }
    std::tie(compilation_result_, query_mem_desc) =
        executor->compileWorkUnit(table_infos,
                                  deleted_cols_map,
                                  ra_exe_unit,
                                  co,
                                  eo,
                                  data_mgr->getCudaMgr(),
                                  false,
                                  executor->row_set_mem_owner_,
                                  max_groups_buffer_entry_guess,
                                  crt_min_byte_width,
                                  has_cardinality_estimation,
                                  column_fetcher.columnarized_table_cache_,
                                  render_info);
  }
  actual_min_byte_width_ =
      std::max(query_mem_desc->updateActualMinByteWidth(MAX_BYTE_WIDTH_SUPPORTED),
               crt_min_byte_width);
  return query_mem_desc;
}

auto QueryCompilationDescriptor::getCompilationResult ( ) const

inline

Definition at line 73 of file QueryCompilationDescriptor.h.

References compilation_result_.

Referenced by ExecutionKernel::runImpl().

{ return compilation_result_; }

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ExecutorDeviceType QueryCompilationDescriptor::getDeviceType ( ) const

inline

Definition at line 90 of file QueryCompilationDescriptor.h.

References compilation_device_type_.

Referenced by Executor::createKernels().

{ return compilation_device_type_; }

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std::string QueryCompilationDescriptor::getIR ( ) const

inline

Definition at line 75 of file QueryCompilationDescriptor.h.

References compilation_device_type_, compilation_result_, CPU, GPU, CompilationResult::llvm_ir, and UNREACHABLE.

Referenced by Executor::executeExplain().

                          {
    switch (compilation_device_type_) {
      case ExecutorDeviceType::CPU: {
        return std::string{"IR for the CPU:\n===============\n" +
                           compilation_result_.llvm_ir};
      }
      case ExecutorDeviceType::GPU: {
        return std::string{"IR for the GPU:\n===============\n" +
                           compilation_result_.llvm_ir};
      }
    }
    UNREACHABLE();
    return "";
  }

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int8_t QueryCompilationDescriptor::getMinByteWidth ( ) const

inline

Definition at line 92 of file QueryCompilationDescriptor.h.

References actual_min_byte_width_.

{ return actual_min_byte_width_; }

bool QueryCompilationDescriptor::hoistLiterals ( ) const

inline

Definition at line 91 of file QueryCompilationDescriptor.h.

References hoist_literals_.

Referenced by ExecutionKernel::runImpl().

{ return hoist_literals_; }

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std::string QueryCompilationDescriptor::toString ( ) const

inline

Definition at line 94 of file QueryCompilationDescriptor.h.

References actual_min_byte_width_, compilation_device_type_, compilation_result_, hoist_literals_, run_benchmark_import::result, and typeName().

                             {
    auto result = ::typeName(this) + "{";
    result += ::toString(compilation_result_);
    result += ", " + ::toString(compilation_device_type_);
    result += ", " + ::toString(hoist_literals_);
    result += ", " + ::toString(actual_min_byte_width_);
    result += "}";
    return result;
  };

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Member Data Documentation

int8_t QueryCompilationDescriptor::actual_min_byte_width_

private

Definition at line 108 of file QueryCompilationDescriptor.h.

Referenced by compile(), getMinByteWidth(), and toString().

ExecutorDeviceType QueryCompilationDescriptor::compilation_device_type_

private

Definition at line 106 of file QueryCompilationDescriptor.h.

Referenced by compile(), getDeviceType(), getIR(), and toString().

CompilationResult QueryCompilationDescriptor::compilation_result_

private

Definition at line 102 of file QueryCompilationDescriptor.h.

Referenced by compile(), getCompilationResult(), getIR(), and toString().

bool QueryCompilationDescriptor::hoist_literals_

private

Definition at line 107 of file QueryCompilationDescriptor.h.

Referenced by compile(), hoistLiterals(), and toString().

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The documentation for this class was generated from the following files:

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/Descriptors/QueryCompilationDescriptor.h
• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/Descriptors/QueryCompilationDescriptor.cpp