diff --git a/mlir/lib/Dialect/SparseTensor/Pipelines/SparseTensorPipelines.cpp b/mlir/lib/Dialect/SparseTensor/Pipelines/SparseTensorPipelines.cpp --- a/mlir/lib/Dialect/SparseTensor/Pipelines/SparseTensorPipelines.cpp +++ b/mlir/lib/Dialect/SparseTensor/Pipelines/SparseTensorPipelines.cpp @@ -49,6 +49,7 @@ pm.addPass(createConvertVectorToLLVMPass(options.lowerVectorToLLVMOptions())); pm.addPass(createMemRefToLLVMPass()); pm.addNestedPass(createConvertMathToLLVMPass()); + pm.addPass(createConvertMathToLibmPass()); pm.addPass(createConvertFuncToLLVMPass()); pm.addPass(createReconcileUnrealizedCastsPass()); } diff --git a/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_tanh.mlir b/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_tanh.mlir new file mode 100644 --- /dev/null +++ b/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_tanh.mlir @@ -0,0 +1,76 @@ +// RUN: mlir-opt %s --sparse-compiler | \ +// RUN: mlir-cpu-runner \ +// RUN: -e entry -entry-point-result=void \ +// RUN: -shared-libs=%mlir_integration_test_dir/libmlir_c_runner_utils%shlibext | \ +// RUN: FileCheck %s + +#SparseVector = #sparse_tensor.encoding<{ dimLevelType = [ "compressed" ] }> + +#trait_op = { + indexing_maps = [ + affine_map<(i) -> (i)> // X (out) + ], + iterator_types = ["parallel"], + doc = "X(i) = OP X(i)" +} + +module { + // Performs zero-preserving math to sparse vector. + func @sparse_tanh(%vec: tensor + {linalg.inplaceable = true}) + -> tensor { + %0 = linalg.generic #trait_op + outs(%vec: tensor) { + ^bb(%x: f64): + %1 = math.tanh %x : f64 + linalg.yield %1 : f64 + } -> tensor + return %0 : tensor + } + + // Dumps a sparse vector of type f64. + func @dump_vec_f64(%arg0: tensor) { + // Dump the values array to verify only sparse contents are stored. + %c0 = arith.constant 0 : index + %d0 = arith.constant -1.0 : f64 + %0 = sparse_tensor.values %arg0 + : tensor to memref + %1 = vector.transfer_read %0[%c0], %d0: memref, vector<32xf64> + vector.print %1 : vector<32xf64> + // Dump the dense vector to verify structure is correct. + %dv = sparse_tensor.convert %arg0 + : tensor to tensor + %2 = bufferization.to_memref %dv : memref + %3 = vector.transfer_read %2[%c0], %d0: memref, vector<32xf64> + vector.print %3 : vector<32xf64> + memref.dealloc %2 : memref + return + } + + // Driver method to call and verify vector kernels. + func @entry() { + // Setup sparse vector. + %v1 = arith.constant sparse< + [ [0], [3], [11], [17], [20], [21], [28], [29], [31] ], + [ -1.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 100.0 ] + > : tensor<32xf64> + %sv1 = sparse_tensor.convert %v1 + : tensor<32xf64> to tensor + + // Call sparse vector kernel. + %0 = call @sparse_tanh(%sv1) : (tensor) + -> tensor + + // + // Verify the results (within some precision). + // + // CHECK: {{( -0.761[0-9]*, 0.761[0-9]*, 0.96[0-9]*, 0.99[0-9]*, 0.99[0-9]*, 0.99[0-9]*, 0.99[0-9]*, 0.99[0-9]*, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 )}} + // CHECK-NEXT {{( -0.761[0-9]*, 0, 0, 0.761[0-9]*, 0, 0, 0, 0, 0, 0, 0, 0.96[0-9]*, 0, 0, 0, 0, 0, 0.99[0-9]*, 0, 0, 0.99[0-9]*, 0.99[0-9]*, 0, 0, 0, 0, 0, 0, 0.99[0-9]*, 0.99[0-9]*, 0, 1 )}} + // + call @dump_vec_f64(%sv1) : (tensor) -> () + + // Release the resources. + sparse_tensor.release %sv1 : tensor + return + } +}