Displaying 1 result from an estimated 1 matches for "vectorizationcostty".
2018 Jun 01
2
[VPlan] about vectorization factor selection
...1) {
Width = 2;
Cost = expectedCost(Width).first / (float)Width;
}
for (unsigned i = 2; i <= MaxVF; i *= 2) {
// Notice that the vector loop needs to be executed less times, so
// we need to divide the cost of the vector loops by the width of
// the vector elements.
VectorizationCostTy C = expectedCost(i);
float VectorCost = C.first / (float)i;
Cheers,
Shixiong (Jason) Xu
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