129 lines
5.1 KiB
C++
129 lines
5.1 KiB
C++
//===- Tensor.cpp - C API for SparseTensor dialect ------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "mlir-c/Dialect/SparseTensor.h"
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#include "mlir-c/IR.h"
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#include "mlir/CAPI/AffineMap.h"
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#include "mlir/CAPI/Registration.h"
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#include "mlir/Dialect/SparseTensor/IR/SparseTensor.h"
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#include "mlir/Support/LLVM.h"
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using namespace llvm;
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using namespace mlir::sparse_tensor;
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MLIR_DEFINE_CAPI_DIALECT_REGISTRATION(SparseTensor, sparse_tensor,
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mlir::sparse_tensor::SparseTensorDialect)
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// Ensure the C-API enums are int-castable to C++ equivalents.
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static_assert(
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static_cast<int>(MLIR_SPARSE_TENSOR_LEVEL_DENSE) ==
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static_cast<int>(LevelFormat::Dense) &&
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static_cast<int>(MLIR_SPARSE_TENSOR_LEVEL_COMPRESSED) ==
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static_cast<int>(LevelFormat::Compressed) &&
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static_cast<int>(MLIR_SPARSE_TENSOR_LEVEL_SINGLETON) ==
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static_cast<int>(LevelFormat::Singleton) &&
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static_cast<int>(MLIR_SPARSE_TENSOR_LEVEL_LOOSE_COMPRESSED) ==
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static_cast<int>(LevelFormat::LooseCompressed) &&
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static_cast<int>(MLIR_SPARSE_TENSOR_LEVEL_N_OUT_OF_M) ==
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static_cast<int>(LevelFormat::NOutOfM),
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"MlirSparseTensorLevelFormat (C-API) and LevelFormat (C++) mismatch");
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static_assert(static_cast<int>(MLIR_SPARSE_PROPERTY_NON_ORDERED) ==
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static_cast<int>(LevelPropNonDefault::Nonordered) &&
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static_cast<int>(MLIR_SPARSE_PROPERTY_NON_UNIQUE) ==
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static_cast<int>(LevelPropNonDefault::Nonunique) &&
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static_cast<int>(MLIR_SPARSE_PROPERTY_SOA) ==
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static_cast<int>(LevelPropNonDefault::SoA),
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"MlirSparseTensorLevelProperty (C-API) and "
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"LevelPropertyNondefault (C++) mismatch");
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bool mlirAttributeIsASparseTensorEncodingAttr(MlirAttribute attr) {
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return isa<SparseTensorEncodingAttr>(unwrap(attr));
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}
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MlirAttribute mlirSparseTensorEncodingAttrGet(
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MlirContext ctx, intptr_t lvlRank,
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MlirSparseTensorLevelType const *lvlTypes, MlirAffineMap dimToLvl,
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MlirAffineMap lvlToDim, int posWidth, int crdWidth,
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MlirAttribute explicitVal, MlirAttribute implicitVal) {
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SmallVector<LevelType> cppLvlTypes;
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cppLvlTypes.reserve(lvlRank);
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for (intptr_t l = 0; l < lvlRank; ++l)
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cppLvlTypes.push_back(static_cast<LevelType>(lvlTypes[l]));
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return wrap(SparseTensorEncodingAttr::get(
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unwrap(ctx), cppLvlTypes, unwrap(dimToLvl), unwrap(lvlToDim), posWidth,
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crdWidth, unwrap(explicitVal), unwrap(implicitVal)));
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}
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MlirAffineMap mlirSparseTensorEncodingAttrGetDimToLvl(MlirAttribute attr) {
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return wrap(cast<SparseTensorEncodingAttr>(unwrap(attr)).getDimToLvl());
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}
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MlirAffineMap mlirSparseTensorEncodingAttrGetLvlToDim(MlirAttribute attr) {
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return wrap(cast<SparseTensorEncodingAttr>(unwrap(attr)).getLvlToDim());
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}
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intptr_t mlirSparseTensorEncodingGetLvlRank(MlirAttribute attr) {
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return cast<SparseTensorEncodingAttr>(unwrap(attr)).getLvlRank();
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}
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MlirSparseTensorLevelType
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mlirSparseTensorEncodingAttrGetLvlType(MlirAttribute attr, intptr_t lvl) {
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return static_cast<MlirSparseTensorLevelType>(
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cast<SparseTensorEncodingAttr>(unwrap(attr)).getLvlType(lvl));
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}
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enum MlirSparseTensorLevelFormat
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mlirSparseTensorEncodingAttrGetLvlFmt(MlirAttribute attr, intptr_t lvl) {
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LevelType lt =
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static_cast<LevelType>(mlirSparseTensorEncodingAttrGetLvlType(attr, lvl));
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return static_cast<MlirSparseTensorLevelFormat>(lt.getLvlFmt());
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}
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int mlirSparseTensorEncodingAttrGetPosWidth(MlirAttribute attr) {
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return cast<SparseTensorEncodingAttr>(unwrap(attr)).getPosWidth();
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}
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int mlirSparseTensorEncodingAttrGetCrdWidth(MlirAttribute attr) {
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return cast<SparseTensorEncodingAttr>(unwrap(attr)).getCrdWidth();
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}
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MlirAttribute mlirSparseTensorEncodingAttrGetExplicitVal(MlirAttribute attr) {
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return wrap(cast<SparseTensorEncodingAttr>(unwrap(attr)).getExplicitVal());
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}
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MlirAttribute mlirSparseTensorEncodingAttrGetImplicitVal(MlirAttribute attr) {
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return wrap(cast<SparseTensorEncodingAttr>(unwrap(attr)).getImplicitVal());
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}
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MlirSparseTensorLevelType mlirSparseTensorEncodingAttrBuildLvlType(
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enum MlirSparseTensorLevelFormat lvlFmt,
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const enum MlirSparseTensorLevelPropertyNondefault *properties,
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unsigned size, unsigned n, unsigned m) {
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std::vector<LevelPropNonDefault> props;
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props.reserve(size);
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for (unsigned i = 0; i < size; i++)
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props.push_back(static_cast<LevelPropNonDefault>(properties[i]));
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return static_cast<MlirSparseTensorLevelType>(
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*buildLevelType(static_cast<LevelFormat>(lvlFmt), props, n, m));
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}
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unsigned
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mlirSparseTensorEncodingAttrGetStructuredN(MlirSparseTensorLevelType lvlType) {
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return getN(static_cast<LevelType>(lvlType));
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}
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unsigned
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mlirSparseTensorEncodingAttrGetStructuredM(MlirSparseTensorLevelType lvlType) {
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return getM(static_cast<LevelType>(lvlType));
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}
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