DatapathFolds.cpp File Reference

#include "circt/Dialect/Comb/CombOps.h"
#include "circt/Dialect/Datapath/DatapathOps.h"
#include "circt/Dialect/HW/HWOps.h"
#include "mlir/IR/Matchers.h"
#include "mlir/IR/PatternMatch.h"
#include "llvm/Support/KnownBits.h"
#include <algorithm>

Include dependency graph for DatapathFolds.cpp:

Go to the source code of this file.

Classes
struct	FoldCompressIntoCompress
struct	FoldAddIntoCompress
struct	ConstantFoldCompress
struct	ReduceNumPartialProducts
struct	PosPartialProducts
struct	ReduceNumPosPartialProducts

Functions
static FailureOr< size_t >	calculateNonZeroBits (Value operand, size_t numResults)
static bool	areAllCompressorResultsSummed (ValueRange compressResults, ValueRange operands)

Function Documentation

areAllCompressorResultsSummed()

static bool areAllCompressorResultsSummed ( ValueRange  compressResults, ValueRange  operands  )

static

Definition at line 48 of file DatapathFolds.cpp.

Referenced by FoldAddIntoCompress::matchAndRewrite(), and FoldCompressIntoCompress::matchAndRewrite().

calculateNonZeroBits()

static FailureOr< size_t > calculateNonZeroBits ( Value  operand, size_t  numResults  )

static

Definition at line 25 of file DatapathFolds.cpp.

Referenced by ReduceNumPartialProducts::matchAndRewrite(), and ReduceNumPosPartialProducts::matchAndRewrite().