forked from jiuyuan/InfiniTensor
47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
#pragma once
|
|
#include "nnet/expr.h"
|
|
|
|
namespace nnet {
|
|
|
|
struct Replace {
|
|
int iteratorType;
|
|
vector<Var> oldIters; // i_1, ...
|
|
vector<Var> newIters; // j_1, ...
|
|
VecExpr phis; // j_1=\phi_1(i_1, ...), not necessary for Sum iter
|
|
VecExpr psis; // i_1=\psi_1(j_1, ...)
|
|
vector<VarRangePair> newVarRanges;
|
|
|
|
bool isReplaced(Var var) const {
|
|
for (const auto &iter : oldIters)
|
|
if (iter->equal(var))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
string toReadable() const {
|
|
string ret = "Old iters: " + serializeVec(oldIters) +
|
|
", new iters: " + serializeVec(newIters);
|
|
ret += " phis: " + serializeVec(phis) + " psis: " + serializeVec(psis);
|
|
return ret;
|
|
}
|
|
};
|
|
|
|
class ReplaceKit {
|
|
public:
|
|
static RangeOp replaceRangeOpIterator(const RangeOp &rangeOp,
|
|
const Replace &replace,
|
|
const Expr &replacedSummand);
|
|
static Subscript buildSubscirptForLoopVarReplace(const RangeOp &inner,
|
|
const Replace &replace);
|
|
static RangeOp buildDLTOuterRangeOp(const RangeOp &original,
|
|
const Subscript &subscriptedNewRangeOp);
|
|
static Expr replaceMultipleExprs(const Expr &cur,
|
|
const vector<Var> &patterns,
|
|
const VecExpr &replacements,
|
|
bool simplify = true);
|
|
static Expr replaceExpr(const Expr &cur, const Expr &pattern,
|
|
const Expr &replacement);
|
|
};
|
|
|
|
} // namespace nnet
|