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