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Raptor/src/PIM/Conversion/ONNXToSpatial/Utils/SpatialReducer.hpp
NiccoloN 810e5e75f9 add .clang-format
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C++

#pragma once
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/Support/Casting.h"
#include "src/Accelerators/PIM/Conversion/ONNXToSpatial/ONNXToSpatialCommon.hpp"
#include "src/Accelerators/PIM/Dialect/Spatial/SpatialOps.hpp"
namespace onnx_mlir {
using ResNum = unsigned int;
using ComputeAndResNum = std::pair<spatial::SpatWeightedCompute, ResNum>;
struct SpatialReducerChange {
Operation* fromOp;
unsigned int fromOpResNum;
Operation* toOp;
unsigned int toOpOperandNum;
};
using OpAndResNum = std::pair<Operation*, ResNum>;
class SpatialReducer {
public:
SpatialReducer(ConversionPatternRewriter& rewriter)
: rewriter(rewriter) {}
OpAndResNum applyReducePattern(SmallVector<ComputeAndResNum>& computeOpsAndResNum,
std::function<Value(const Value&, const Value&)> reduce,
std::function<Value(const Value&)> preprocess,
std::function<Value(const Value&)> postprocess);
OpAndResNum applyAddMapReduction(SmallVector<ComputeAndResNum>& computeOps,
ConversionPatternRewriter& rewriter,
Value biasTile,
MapOperations mapOp);
void finalizeReduceUpdates();
~SpatialReducer() {
if (!reducesFinalized)
finalizeReduceUpdates();
}
Value createImgConcatOp(llvm::SmallVector<llvm::SmallVector<llvm::SmallVector<OpAndResNum>>>& outputTiles,
Location& loc,
Type outputType);
Value resolveValueFromOpAndResNum(OpAndResNum& opAndResNum);
private:
[[nodiscard("computeOp result number gets updated")]] ResNum
applyResultProcessing(ComputeAndResNum computeOpAndResNum,
std::function<Value(const Value&)> processFun,
ConversionPatternRewriter& rewriter);
/**
* @brief Update the results of a ComputeOp.
*
* This function updates the results of a ComputeOp by taking a look at the
operands of its yieldOp.
* If the ComputeOp was replaced, it updates `opToReplacedCompute` with the
replaced ComputeOp.
*
* @param computeOp The ComputeOp to update the results of.
*/
void updateResultsOfCompute(Operation* computeOp);
ConversionPatternRewriter& rewriter;
bool reducesFinalized = false;
// List of changes to be applied after the reduction is finalized
SmallVector<SpatialReducerChange, 4> reducerChanges;
// List of computeOps that need to be replaced with new results
SmallVector<spatial::SpatWeightedCompute> computeOpNeedingResUpdate;
std::unordered_map<Operation*, spatial::SpatWeightedCompute> opToReplacedCompute;
static llvm::SmallPtrSet<Operation*, 16> oldComputeOpsReplaced;
};
} // namespace onnx_mlir