forked from OSchip/llvm-project
85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
//===- SDBMExprDetail.h - MLIR SDBM Expression storage details --*- C++ -*-===//
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//
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// Copyright 2019 The MLIR Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// =============================================================================
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//
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// This holds implementation details of SDBMExpr, in particular underlying
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// storage types. MLIRContext.cpp needs to know the storage layout for
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// allocation and unique'ing purposes.
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//
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//===----------------------------------------------------------------------===//
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#ifndef MLIR_IR_SDBMEXPRDETAIL_H
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#define MLIR_IR_SDBMEXPRDETAIL_H
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#include "mlir/IR/MLIRContext.h"
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#include "mlir/IR/SDBMExpr.h"
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#include "llvm/ADT/PointerIntPair.h"
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namespace mlir {
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namespace detail {
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struct SDBMExprStorage {
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SDBMExprStorage(SDBMExprKind kind, MLIRContext *context)
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: contextAndKind(context, kind) {}
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SDBMExprKind getKind() { return contextAndKind.getInt(); }
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MLIRContext *getContext() { return contextAndKind.getPointer(); }
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// This needs to know the layout of MLIRContext so the relevant file is
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// included.
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llvm::PointerIntPair<MLIRContext *, 3, SDBMExprKind> contextAndKind;
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};
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struct SDBMBinaryExprStorage : public SDBMExprStorage {
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SDBMBinaryExprStorage(SDBMExprKind kind, MLIRContext *context,
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SDBMVaryingExpr left, SDBMConstantExpr right)
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: SDBMExprStorage(kind, context), lhs(left), rhs(right) {}
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SDBMVaryingExpr lhs;
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SDBMConstantExpr rhs;
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};
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struct SDBMDiffExprStorage : public SDBMExprStorage {
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SDBMDiffExprStorage(MLIRContext *context, SDBMPositiveExpr left,
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SDBMPositiveExpr right)
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: SDBMExprStorage(SDBMExprKind::Diff, context), lhs(left), rhs(right) {}
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SDBMPositiveExpr lhs;
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SDBMPositiveExpr rhs;
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};
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struct SDBMConstantExprStorage : public SDBMExprStorage {
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SDBMConstantExprStorage(MLIRContext *context, int64_t value)
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: SDBMExprStorage(SDBMExprKind::Constant, context), constant(value) {}
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int64_t constant;
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};
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struct SDBMPositiveExprStorage : public SDBMExprStorage {
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SDBMPositiveExprStorage(SDBMExprKind kind, MLIRContext *context, unsigned pos)
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: SDBMExprStorage(kind, context), position(pos) {}
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unsigned position;
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};
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struct SDBMNegExprStorage : public SDBMExprStorage {
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SDBMNegExprStorage(SDBMPositiveExpr expr)
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: SDBMExprStorage(SDBMExprKind::Neg, expr.getContext()), dim(expr) {}
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SDBMPositiveExpr dim;
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};
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} // end namespace detail
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} // end namespace mlir
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#endif // MLIR_IR_SDBMEXPRDETAIL_H
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