unsigned short ShuffleMask;
unsigned short OpNum;
const char *Name;
-
- Operator(unsigned short shufflemask, const char *name, unsigned opnum)
- : ShuffleMask(shufflemask), OpNum(opnum), Name(name) {
+ unsigned Cost;
+
+ Operator(unsigned short shufflemask, const char *name, unsigned opnum,
+ unsigned cost = 1)
+ : ShuffleMask(shufflemask), OpNum(opnum), Name(name), Cost(cost) {
TheOperators.push_back(this);
}
~Operator() {
}
const char *getName() const { return Name; }
-
+ unsigned getCost() const { return Cost; }
+
unsigned short getTransformedMask(unsigned short LHSMask, unsigned RHSMask) {
// Extract the elements from LHSMask and RHSMask, as appropriate.
unsigned Result = 0;
// Evaluate op(LHS,LHS)
unsigned ResultMask = Op->getTransformedMask(LHS, LHS);
- unsigned Cost = ShufTab[LHS].Cost + 1;
+ unsigned Cost = ShufTab[LHS].Cost + Op->getCost();
if (Cost < ShufTab[ResultMask].Cost) {
ShufTab[ResultMask].Cost = Cost;
ShufTab[ResultMask].Op = Op;
EvaluateOps(LHS, Vals, NumVals);
EvaluateOps(RHS, Vals, NumVals);
- unsigned Cost = NumVals + 1;
+ unsigned Cost = NumVals + Op->getCost();
if (Cost < ShufTab[ResultMask].Cost) {
ShufTab[ResultMask].Cost = Cost;
ShufTab[ResultMask].Op = Op;