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//===- RangeOp.h - Linalg dialect RangeOp operation definition ------------===//
//
// Copyright 2019 The MLIR Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// =============================================================================
#ifndef LINALG1_RANGEOP_H_
#define LINALG1_RANGEOP_H_
#include "mlir/IR/OpDefinition.h"
#include "mlir/Support/LLVM.h"
namespace linalg {
/// A RangeOp is used to create a value of RangeType from 3 values of type index
/// that represent the min, max and step values of the range.
/// Note: step must be an mlir::ConstantIndexOp for now due to current
/// `affine.for` limitations.
class RangeOp : public mlir::Op<RangeOp, mlir::OpTrait::NOperands<3>::Impl,
mlir::OpTrait::OneResult,
mlir::OpTrait::HasNoSideEffect> {
public:
using Op::Op;
//////////////////////////////////////////////////////////////////////////////
// Hooks to customize the behavior of this op.
//////////////////////////////////////////////////////////////////////////////
static llvm::StringRef getOperationName() { return "linalg.range"; }
static void build(mlir::Builder *b, mlir::OperationState *result,
mlir::Value *min, mlir::Value *max, mlir::Value *step);
mlir::LogicalResult verify();
static bool parse(mlir::OpAsmParser *parser, mlir::OperationState *result);
void print(mlir::OpAsmPrinter *p);
//////////////////////////////////////////////////////////////////////////////
// Op-specific functionality.
//////////////////////////////////////////////////////////////////////////////
mlir::Value *getMin() { return getOperand(0); }
mlir::Value *getMax() { return getOperand(1); }
mlir::Value *getStep() { return getOperand(2); }
};
} // namespace linalg
#endif // LINALG1_RANGEOP_H_
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