Files
clang-p2996/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_sum.mlir
2022-12-13 13:26:36 -08:00

89 lines
2.7 KiB
MLIR

// DEFINE: %{option} = enable-runtime-library=true
// DEFINE: %{command} = mlir-opt %s --sparse-compiler=%{option} | \
// DEFINE: TENSOR0="%mlir_src_dir/test/Integration/data/test_symmetric.mtx" \
// DEFINE: mlir-cpu-runner \
// DEFINE: -e entry -entry-point-result=void \
// DEFINE: -shared-libs=%mlir_lib_dir/libmlir_c_runner_utils%shlibext | \
// DEFINE: FileCheck %s
//
// RUN: %{command}
//
// Do the same run, but now with direct IR generation.
// REDEFINE: %{option} = enable-runtime-library=false
// RUN: %{command}
//
// Do the same run, but now with direct IR generation and vectorization.
// REDEFINE: %{option} = "enable-runtime-library=false vl=2 reassociate-fp-reductions=true enable-index-optimizations=true"
// RUN: %{command}
!Filename = !llvm.ptr<i8>
#SparseMatrix = #sparse_tensor.encoding<{
dimLevelType = [ "compressed", "compressed" ]
}>
#trait_sum_reduce = {
indexing_maps = [
affine_map<(i,j) -> (i,j)>, // A
affine_map<(i,j) -> ()> // x (out)
],
iterator_types = ["reduction", "reduction"],
doc = "x += A(i,j)"
}
//
// Integration test that lowers a kernel annotated as sparse to
// actual sparse code, initializes a matching sparse storage scheme
// from file, and runs the resulting code with the JIT compiler.
//
module {
//
// A kernel that sum-reduces a matrix to a single scalar.
//
func.func @kernel_sum_reduce(%arga: tensor<?x?xf64, #SparseMatrix>,
%argx: tensor<f64>) -> tensor<f64> {
%0 = linalg.generic #trait_sum_reduce
ins(%arga: tensor<?x?xf64, #SparseMatrix>)
outs(%argx: tensor<f64>) {
^bb(%a: f64, %x: f64):
%0 = arith.addf %x, %a : f64
linalg.yield %0 : f64
} -> tensor<f64>
return %0 : tensor<f64>
}
func.func private @getTensorFilename(index) -> (!Filename)
//
// Main driver that reads matrix from file and calls the sparse kernel.
//
func.func @entry() {
%d0 = arith.constant 0.0 : f64
%c0 = arith.constant 0 : index
// Setup memory for a single reduction scalar,
// initialized to zero.
%x = tensor.from_elements %d0 : tensor<f64>
// Read the sparse matrix from file, construct sparse storage.
%fileName = call @getTensorFilename(%c0) : (index) -> (!Filename)
%a = sparse_tensor.new expand_symmetry %fileName : !Filename to tensor<?x?xf64, #SparseMatrix>
// Call the kernel.
%0 = call @kernel_sum_reduce(%a, %x)
: (tensor<?x?xf64, #SparseMatrix>, tensor<f64>) -> tensor<f64>
// Print the result for verification.
//
// CHECK: 30.2
//
%v = tensor.extract %0[] : tensor<f64>
vector.print %v : f64
// Release the resources.
bufferization.dealloc_tensor %a : tensor<?x?xf64, #SparseMatrix>
return
}
}