https://github.com/halide/Halide
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Tip revision: fcf50649117c99e4ddd6588e0f732c26c4ab940c authored by Steven Johnson on 10 November 2020, 21:34:49 UTC
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Tip revision: fcf5064
LoopCarry.h
#ifndef HALIDE_LOOP_CARRY_H
#define HALIDE_LOOP_CARRY_H

#include "Expr.h"

namespace Halide {
namespace Internal {

/** Reuse loads done on previous loop iterations by stashing them in
 * induction variables instead of redoing the load. If the loads are
 * predicated, the predicates need to match. Can be an optimization or
 * pessimization depending on how good the L1 cache is on the architecture
 * and how many memory issue slots there are. Currently only intended
 * for Hexagon. */
Stmt loop_carry(Stmt, int max_carried_values = 8);

}  // namespace Internal
}  // namespace Halide

#endif
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