//--------------------------------------------------------------------------------------------------
// WHEN CREATING A NEW TEST, PLEASE JUST COPY & PASTE WITHOUT EDITS.
//
// Set-up that's shared across all tests in this directory. In principle, this
// config could be moved to lit.local.cfg. However, there are downstream users that
// do not use these LIT config files. Hence why this is kept inline.
//
// DEFINE: %{sparsifier_opts} = enable-runtime-library=true
// DEFINE: %{sparsifier_opts_sve} = enable-arm-sve=true %{sparsifier_opts}
// DEFINE: %{compile} = mlir-opt %s --sparsifier="%{sparsifier_opts}"
// DEFINE: %{compile_sve} = mlir-opt %s --sparsifier="%{sparsifier_opts_sve}"
// DEFINE: %{run_libs} = -shared-libs=%mlir_c_runner_utils,%mlir_runner_utils
// DEFINE: %{run_libs_sve} = -shared-libs=%native_mlir_runner_utils,%native_mlir_c_runner_utils
// DEFINE: %{run_opts} = -e main -entry-point-result=void
// DEFINE: %{run} = mlir-cpu-runner %{run_opts} %{run_libs}
// DEFINE: %{run_sve} = %mcr_aarch64_cmd --march=aarch64 --mattr="+sve" %{run_opts} %{run_libs_sve}
//
// DEFINE: %{env} =
//--------------------------------------------------------------------------------------------------
// REDEFINE: %{env} = TENSOR0="%mlir_src_dir/test/Integration/data/wide.mtx"
// RUN: %{compile} | env %{env} %{run} | FileCheck %s
//
// Do the same run, but now with direct IR generation.
// REDEFINE: %{sparsifier_opts} = enable-runtime-library=false
// RUN: %{compile} | env %{env} %{run} | FileCheck %s
//
// Do the same run, but now with parallelization strategy.
// REDEFINE: %{sparsifier_opts} = enable-runtime-library=true parallelization-strategy=any-storage-any-loop
// RUN: %{compile} | env %{env} %{run} | FileCheck %s
//
// Do the same run, but now with direct IR generation and parallelization strategy.
// REDEFINE: %{sparsifier_opts} = enable-runtime-library=false parallelization-strategy=any-storage-any-loop
// RUN: %{compile} | env %{env} %{run} | FileCheck %s
//
// Do the same run, but now with direct IR generation and vectorization.
// REDEFINE: %{sparsifier_opts} = enable-runtime-library=false vl=2 reassociate-fp-reductions=true enable-index-optimizations=true
// RUN: %{compile} | env %{env} %{run} | FileCheck %s
//
// Do the same run, but now with direct IR generation and, if available, VLA
// vectorization.
// RUN: %if mlir_arm_sve_tests %{ %{compile_sve} | env %{env} %{run_sve} | FileCheck %s %}
!Filename = !llvm.ptr
#SparseMatrix = #sparse_tensor.encoding<{
map = (d0, d1) -> (d0 : dense, d1 : compressed),
posWidth = 8,
crdWidth = 8
}>
#matvec = {
indexing_maps = [
affine_map<(i,j) -> (i,j)>, // A
affine_map<(i,j) -> (j)>, // b
affine_map<(i,j) -> (i)> // x (out)
],
iterator_types = ["parallel", "reduction"],
doc = "X(i) += A(i,j) * B(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 multiplies a sparse matrix A with a dense vector b
// into a dense vector x.
//
func.func @kernel_matvec(%arga: tensor<?x?xi32, #SparseMatrix>,
%argb: tensor<?xi32>,
%argx: tensor<?xi32>)
-> tensor<?xi32> {
%0 = linalg.generic #matvec
ins(%arga, %argb: tensor<?x?xi32, #SparseMatrix>, tensor<?xi32>)
outs(%argx: tensor<?xi32>) {
^bb(%a: i32, %b: i32, %x: i32):
%0 = arith.muli %a, %b : i32
%1 = arith.addi %x, %0 : i32
linalg.yield %1 : i32
} -> tensor<?xi32>
return %0 : tensor<?xi32>
}
func.func private @getTensorFilename(index) -> (!Filename)
//
// Main driver that reads matrix from file and calls the sparse kernel.
//
func.func @main() {
%i0 = arith.constant 0 : i32
%c0 = arith.constant 0 : index
%c1 = arith.constant 1 : index
%c4 = arith.constant 4 : index
%c256 = arith.constant 256 : index
// Read the sparse matrix from file, construct sparse storage.
%fileName = call @getTensorFilename(%c0) : (index) -> (!Filename)
%a = sparse_tensor.new %fileName : !Filename to tensor<?x?xi32, #SparseMatrix>
// Initialize dense vectors.
%b = tensor.generate %c256 {
^bb0(%i : index):
%k = arith.addi %i, %c1 : index
%j = arith.index_cast %k : index to i32
tensor.yield %j : i32
} : tensor<?xi32>
%x = tensor.generate %c4 {
^bb0(%i : index):
tensor.yield %i0 : i32
} : tensor<?xi32>
// Call kernel.
%0 = call @kernel_matvec(%a, %b, %x)
: (tensor<?x?xi32, #SparseMatrix>, tensor<?xi32>, tensor<?xi32>) -> tensor<?xi32>
// Print the result for verification.
//
// CHECK: ( 889, 1514, -21, -3431 )
//
%v = vector.transfer_read %0[%c0], %i0: tensor<?xi32>, vector<4xi32>
vector.print %v : vector<4xi32>
// Release the resources.
bufferization.dealloc_tensor %a : tensor<?x?xi32, #SparseMatrix>
bufferization.dealloc_tensor %b : tensor<?xi32>
bufferization.dealloc_tensor %0 : tensor<?xi32>
return
}
}