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//===- sparse_tensor.c - Test of sparse_tensor APIs -----------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// RUN: mlir-capi-sparse-tensor-test 2>&1 | FileCheck %s
#include "mlir-c/Dialect/SparseTensor.h"
#include "mlir-c/IR.h"
#include "mlir-c/RegisterEverything.h"
#include <assert.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// CHECK-LABEL: testRoundtripEncoding()
static int testRoundtripEncoding(MlirContext ctx) {
fprintf(stderr, "testRoundtripEncoding()\n");
// clang-format off
const char *originalAsm =
"#sparse_tensor.encoding<{ "
"lvlTypes = [ \"dense\", \"compressed\", \"compressed\"], "
"dimToLvl = affine_map<(d0, d1)[s0] -> (s0, d0, d1)>, "
"posWidth = 32, crdWidth = 64 }>";
// clang-format on
MlirAttribute originalAttr =
mlirAttributeParseGet(ctx, mlirStringRefCreateFromCString(originalAsm));
// CHECK: isa: 1
fprintf(stderr, "isa: %d\n",
mlirAttributeIsASparseTensorEncodingAttr(originalAttr));
MlirAffineMap dimToLvl =
mlirSparseTensorEncodingAttrGetDimToLvl(originalAttr);
// CHECK: (d0, d1)[s0] -> (s0, d0, d1)
mlirAffineMapDump(dimToLvl);
// CHECK: level_type: 4
// CHECK: level_type: 8
// CHECK: level_type: 8
int lvlRank = mlirSparseTensorEncodingGetLvlRank(originalAttr);
enum MlirSparseTensorDimLevelType *lvlTypes =
malloc(sizeof(enum MlirSparseTensorDimLevelType) * lvlRank);
for (int l = 0; l < lvlRank; ++l) {
lvlTypes[l] = mlirSparseTensorEncodingAttrGetLvlType(originalAttr, l);
fprintf(stderr, "level_type: %d\n", lvlTypes[l]);
}
// CHECK: posWidth: 32
int posWidth = mlirSparseTensorEncodingAttrGetPosWidth(originalAttr);
fprintf(stderr, "posWidth: %d\n", posWidth);
// CHECK: crdWidth: 64
int crdWidth = mlirSparseTensorEncodingAttrGetCrdWidth(originalAttr);
fprintf(stderr, "crdWidth: %d\n", crdWidth);
MlirAttribute newAttr = mlirSparseTensorEncodingAttrGet(
ctx, lvlRank, lvlTypes, dimToLvl, posWidth, crdWidth);
mlirAttributeDump(newAttr); // For debugging filecheck output.
// CHECK: equal: 1
fprintf(stderr, "equal: %d\n", mlirAttributeEqual(originalAttr, newAttr));
free(lvlTypes);
return 0;
}
int main(void) {
MlirContext ctx = mlirContextCreate();
mlirDialectHandleRegisterDialect(mlirGetDialectHandle__sparse_tensor__(),
ctx);
if (testRoundtripEncoding(ctx))
return 1;
mlirContextDestroy(ctx);
return 0;
}
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