analyzer.h File Reference

Algebra expression simplifications. More...

#include <tvm/arith/int_set.h>
#include <tvm/ir/expr.h>
#include <tvm/support/with.h>
#include <limits>
#include <memory>
#include <unordered_map>
#include <vector>

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Classes
class	tvm::arith::ConstIntBoundNode
	Constant integer up and lower bound(inclusive). Useful for value bound analysis. More...
class	tvm::arith::ConstIntBound
	reference class to ConstIntBoundNode More...
class	tvm::arith::ConstIntBoundAnalyzer
	Analyzer to get constant integer bound over expression. More...
class	tvm::arith::ModularSetNode
	Range of a linear integer function. Use to do specify the possible index values. More...
class	tvm::arith::ModularSet
	reference of ModularSetNode More...
class	tvm::arith::ModularSetAnalyzer
	Analyzer to get modular information over expression. More...
class	tvm::arith::RewriteSimplifier
	Rewrite-rule based simplifier. More...
class	tvm::arith::CanonicalSimplifier
	Canonical-form based simplifier. More...
class	tvm::arith::TransitiveComparisonAnalyzer
	Using previously specified knowns, compare the expressions provided. More...
class	tvm::arith::ConstraintContext
	Constraint context. More...
class	tvm::arith::IntSetAnalyzer
	Integer set analyzer. More...
class	tvm::arith::Analyzer
	Analyzer that contains bunch of sub-analyzers. More...

Namespaces
	tvm
	runtime implementation for LibTorch/TorchScript.
	tvm::arith
	namespace of arithmetic analysis.

Enumerations
enum	tvm::arith::DivMode { tvm::arith::kTruncDiv , tvm::arith::kFloorDiv }
enum class	tvm::arith::ProofStrength : int { tvm::arith::kDefault = 0 , tvm::arith::kSymbolicBound = 1 }
	The strength used in top-level condition proves. More...
enum class	tvm::arith::CompareResult : int {   tvm::arith::kInconsistent = 0 , tvm::arith::kEQ = 1 , tvm::arith::kLT = 2 , tvm::arith::kLE = 3 ,   tvm::arith::kGT = 4 , tvm::arith::kGE = 5 , tvm::arith::kNE = 6 , tvm::arith::kUnknown = 7 }
	Structure for representing result of known. More...

Functions
constexpr CompareResult	tvm::arith::operator& (CompareResult lhs, CompareResult rhs)
constexpr CompareResult	tvm::arith::operator| (CompareResult lhs, CompareResult rhs)

Detailed Description

Algebra expression simplifications.