// RUN: mlir-opt \
// RUN: --pass-pipeline="builtin.module(func.func(mesh-spmdization,test-constant-fold))" \
// RUN: --split-input-file \
// RUN: %s | FileCheck %s
// CHECK: #[[$MAP_IDENTITY_1D:.*]] = affine_map<(d0) -> (d0)>
#map_identity_1d = affine_map<(d0) -> (d0)>
mesh.mesh @mesh_1d(shape = 2)
// CHECK-LABEL: func @elementwise_static_1d_mesh_static_1d_tensor
func.func @elementwise_static_1d_mesh_static_1d_tensor(
// CHECK-SAME: %[[IN1:[A-Za-z0-9_]+]]: tensor<1xi8>,
%in1: tensor<2xi8>,
// CHECK-SAME: %[[IN2:[A-Za-z0-9_]+]]: tensor<1xi8>,
%in2: tensor<2xi8>,
// CHECK-SAME: %[[DPS_OUT:[A-Za-z0-9_]+]]: tensor<1xi8>
%dps_out: tensor<2xi8>
// CHECK-SAME: -> tensor<1xi8> {
) -> tensor<2xi8> {
%sharding = mesh.sharding @mesh_1d split_axes = [[0]] : !mesh.sharding
%in1_sharded1 = mesh.shard %in1 to %sharding : tensor<2xi8>
%in1_sharded2 = mesh.shard %in1_sharded1 to %sharding annotate_for_users : tensor<2xi8>
%in2_sharded1 = mesh.shard %in2 to %sharding : tensor<2xi8>
%in2_sharded2 = mesh.shard %in2_sharded1 to %sharding annotate_for_users : tensor<2xi8>
%dps_out_sharded1 = mesh.shard %dps_out to %sharding : tensor<2xi8>
%dps_out_shared2 = mesh.shard %dps_out_sharded1 to %sharding annotate_for_users : tensor<2xi8>
// CHECK: %[[RES:.*]] = linalg.generic {
// CHECK-SAME: indexing_maps = [#[[$MAP_IDENTITY_1D]], #[[$MAP_IDENTITY_1D]], #[[$MAP_IDENTITY_1D]]],
// CHECK-SAME: iterator_types = ["parallel"]}
// CHECK-SAME: ins(%[[IN1]], %[[IN2]] : tensor<1xi8>, tensor<1xi8>)
// CHECK-SAME: outs(%[[DPS_OUT]] : tensor<1xi8>) {
%res = linalg.generic {
indexing_maps = [#map_identity_1d, #map_identity_1d, #map_identity_1d],
iterator_types = ["parallel"]
} ins(%in1_sharded2, %in2_sharded2 : tensor<2xi8>, tensor<2xi8>)
outs(%dps_out_shared2 : tensor<2xi8>) {
^bb0(%in1_scalar: i8, %in2_scalar: i8, %out: i8):
%res_scalar = arith.muli %in1_scalar, %in2_scalar : i8
linalg.yield %res_scalar : i8
} -> tensor<2xi8>
%res_sharded1 = mesh.shard %res to %sharding : tensor<2xi8>
%res_shared2 = mesh.shard %res_sharded1 to %sharding annotate_for_users : tensor<2xi8>
// CHECK: return %[[RES]] : tensor<1xi8>
return %res_shared2 : tensor<2xi8>
}
// -----
mesh.mesh @mesh_1d(shape = 4)
// CHECK-LABEL: func @matmul_1d_mesh_static_tensors_parallel_iterator_sharding
func.func @matmul_1d_mesh_static_tensors_parallel_iterator_sharding(
// CHECK-SAME: %[[IN1:[A-Za-z0-9_]+]]: tensor<1x3xi8>,
%in1: tensor<4x3xi8>,
// CHECK-SAME: %[[IN2:[A-Za-z0-9_]+]]: tensor<3x8xi8>,
%in2: tensor<3x8xi8>,
// CHECK-SAME: %[[DPS_OUT:[A-Za-z0-9_]+]]: tensor<1x8xi8>
%dps_out: tensor<4x8xi8>
// CHECK-SAME: -> tensor<1x8xi8> {
) -> tensor<4x8xi8> {
%sharding = mesh.sharding @mesh_1d split_axes = [[0]] : !mesh.sharding
%in1_shared1 = mesh.shard %in1 to %sharding : tensor<4x3xi8>
%in1_shared2 = mesh.shard %in1_shared1 to %sharding annotate_for_users : tensor<4x3xi8>
%sharding2 = mesh.sharding @mesh_1d split_axes = [[]] : !mesh.sharding
%in2_shared1 = mesh.shard %in2 to %sharding2 : tensor<3x8xi8>
%in2_shared2 = mesh.shard %in2_shared1 to %sharding2 annotate_for_users : tensor<3x8xi8>
%dps_out_shared1 = mesh.shard %dps_out to %sharding : tensor<4x8xi8>
%dps_out_shared2 = mesh.shard %dps_out_shared1 to %sharding annotate_for_users : tensor<4x8xi8>
// CHECK: %[[RES:.*]] = linalg.matmul
// CHECK-SAME: ins(%[[IN1]], %[[IN2]] : tensor<1x3xi8>, tensor<3x8xi8>)
// CHECK-SAME: outs(%[[DPS_OUT]] : tensor<1x8xi8>)
// CHECK-SAME: -> tensor<1x8xi8>
%res = linalg.matmul ins(%in1_shared2, %in2_shared2 : tensor<4x3xi8>, tensor<3x8xi8>)
outs(%dps_out_shared2 : tensor<4x8xi8>) -> tensor<4x8xi8>
%res_shared1 = mesh.shard %res to %sharding : tensor<4x8xi8>
%res_shared2 = mesh.shard %res_shared1 to %sharding annotate_for_users : tensor<4x8xi8>
// CHECK: return %[[RES]] : tensor<1x8xi8>
return %res_shared2 : tensor<4x8xi8>
}
// -----
mesh.mesh @mesh_1d(shape = 3)
// CHECK-LABEL: func @matmul_1d_mesh_static_tensors_reduction_iterator_sharding
func.func @matmul_1d_mesh_static_tensors_reduction_iterator_sharding(
// CHECK-SAME: %[[IN1:[A-Za-z0-9_]+]]: tensor<4x2xi8>,
%in1: tensor<4x6xi8>,
// CHECK-SAME: %[[IN2:[A-Za-z0-9_]+]]: tensor<2x8xi8>,
%in2: tensor<6x8xi8>,
// CHECK-SAME: %[[DPS_OUT:[A-Za-z0-9_]+]]: tensor<4x8xi8>
%dps_out: tensor<4x8xi8>
// CHECK-SAME: -> tensor<4x8xi8> {
) -> tensor<4x8xi8> {
%sharding = mesh.sharding @mesh_1d split_axes = [[], [0]] : !mesh.sharding
%in1_shared1 = mesh.shard %in1 to %sharding : tensor<4x6xi8>
%in1_shared2 = mesh.shard %in1_shared1 to %sharding annotate_for_users : tensor<4x6xi8>
%sharding2 = mesh.sharding @mesh_1d split_axes = [[0]] : !mesh.sharding
%in2_shared1 = mesh.shard %in2 to %sharding2 : tensor<6x8xi8>
%in2_shared2 = mesh.shard %in2_shared1 to %sharding2 annotate_for_users : tensor<6x8xi8>
%sharding3 = mesh.sharding @mesh_1d split_axes = [[]] : !mesh.sharding
%dps_out_shared1 = mesh.shard %dps_out to %sharding3 : tensor<4x8xi8>
%dps_out_shared2 = mesh.shard %dps_out_shared1 to %sharding3 annotate_for_users : tensor<4x8xi8>
// CHECK-DAG: %[[C0:.*]] = arith.constant 0 : index
// CHECK-DAG: %[[C0_I8:.*]] = arith.constant 0 : i8
// CHECK-DAG: %[[PROCESS_IDX:.*]] = mesh.process_multi_index on @mesh_1d axes = [0] : index
// CHECK-DAG: %[[MESH_SIZE:.*]] = mesh.mesh_shape @mesh_1d axes = [0] : index
// CHECK: %[[DPS_INIT_OPERAND_CONDITION:.*]] = arith.cmpi eq, %[[PROCESS_IDX]], %[[C0]] : index
// CHECK: %[[DPS_INIT_OPERAND:.*]] = scf.if %[[DPS_INIT_OPERAND_CONDITION]] -> (tensor<4x8xi8>) {
// CHECK: scf.yield %[[DPS_OUT]] : tensor<4x8xi8>
// CHECK: } else {
// CHECK-DAG: %[[EMPTY_TENSOR:.*]] = tensor.empty() : tensor<4x8xi8>
// CHECK: %[[NEUTRAL_ELEMENT_FILLED_TENSOR:.*]] = linalg.fill ins(%[[C0_I8]] : i8)
// CHECK-SAME: outs(%[[EMPTY_TENSOR]] : tensor<4x8xi8>) -> tensor<4x8xi8>
// CHECK: scf.yield %[[NEUTRAL_ELEMENT_FILLED_TENSOR]] : tensor<4x8xi8>
// CHECK: }
// CHECK: %[[SHARDED_MATMUL:.*]] = linalg.matmul ins(%[[IN1]], %[[IN2]] : tensor<4x2xi8>, tensor<2x8xi8>)
// CHECK-SAME: outs(%[[DPS_INIT_OPERAND]] : tensor<4x8xi8>) -> tensor<4x8xi8>
// CHECK: %[[ALL_REDUCED:.*]] = mesh.all_reduce %[[SHARDED_MATMUL]] on @mesh_1d mesh_axes = [0] : tensor<4x8xi8> -> tensor<4x8xi8>
%res = linalg.matmul ins(%in1_shared2, %in2_shared2 : tensor<4x6xi8>, tensor<6x8xi8>)
outs(%dps_out_shared2 : tensor<4x8xi8>) -> tensor<4x8xi8>
%res_shared1 = mesh.shard %res to %sharding3 : tensor<4x8xi8>
%res_shared2 = mesh.shard %res_shared1 to %sharding3 annotate_for_users : tensor<4x8xi8>
// CHECK: return %[[ALL_REDUCED]] : tensor<4x8xi8>
return %res_shared2 : tensor<4x8xi8>
}
// -----
mesh.mesh @mesh_1d(shape = 3)
// CHECK-LABEL: func @matmul_1d_mesh_static_tensors_reduction_iterator_sharding_with_partial_result
func.func @matmul_1d_mesh_static_tensors_reduction_iterator_sharding_with_partial_result(
// CHECK-SAME: %[[IN1:[A-Za-z0-9_]+]]: tensor<4x2xi8>,
%in1: tensor<4x6xi8>,
// CHECK-SAME: %[[IN2:[A-Za-z0-9_]+]]: tensor<2x8xi8>,
%in2: tensor<6x8xi8>,
// CHECK-SAME: %[[DPS_OUT:[A-Za-z0-9_]+]]: tensor<4x8xi8>
%dps_out: tensor<4x8xi8>
// CHECK-SAME: -> tensor<4x8xi8> {
) -> tensor<4x8xi8> {
%sharding = mesh.sharding @mesh_1d split_axes = [[], [0]] : !mesh.sharding
%in1_shared1 = mesh.shard %in1 to %sharding : tensor<4x6xi8>
%in1_shared2 = mesh.shard %in1_shared1 to %sharding annotate_for_users : tensor<4x6xi8>
%sharding2 = mesh.sharding @mesh_1d split_axes = [[0]] : !mesh.sharding
%in2_shared1 = mesh.shard %in2 to %sharding2 : tensor<6x8xi8>
%in2_shared2 = mesh.shard %in2_shared1 to %sharding2 annotate_for_users : tensor<6x8xi8>
%sharding3 = mesh.sharding @mesh_1d split_axes = [[]] : !mesh.sharding
%dps_out_shared1 = mesh.shard %dps_out to %sharding3 : tensor<4x8xi8>
%sdps_out_shared2 = mesh.sharding @mesh_1d split_axes = [[]] : !mesh.sharding
%dps_out_shared2 = mesh.shard %dps_out_shared1 to %sharding3 annotate_for_users : tensor<4x8xi8>
// CHECK-DAG: %[[C0:.*]] = arith.constant 0 : index
// CHECK-DAG: %[[C0_I8:.*]] = arith.constant 0 : i8
// CHECK-DAG: %[[PROCESS_IDX:.*]] = mesh.process_multi_index on @mesh_1d axes = [0] : index
// CHECK-DAG: %[[MESH_SIZE:.*]] = mesh.mesh_shape @mesh_1d axes = [0] : index
// CHECK: %[[DPS_INIT_OPERAND_CONDITION:.*]] = arith.cmpi eq, %[[PROCESS_IDX]], %[[C0]] : index
// CHECK: %[[DPS_INIT_OPERAND:.*]] = scf.if %[[DPS_INIT_OPERAND_CONDITION]] -> (tensor<4x8xi8>) {
// CHECK: scf.yield %[[DPS_OUT]] : tensor<4x8xi8>
// CHECK: } else {
// CHECK-DAG: %[[EMPTY_TENSOR:.*]] = tensor.empty() : tensor<4x8xi8>
// CHECK: %[[NEUTRAL_ELEMENT_FILLED_TENSOR:.*]] = linalg.fill ins(%[[C0_I8]] : i8)
// CHECK-SAME: outs(%[[EMPTY_TENSOR]] : tensor<4x8xi8>) -> tensor<4x8xi8>
// CHECK: scf.yield %[[NEUTRAL_ELEMENT_FILLED_TENSOR]] : tensor<4x8xi8>
// CHECK: }
// CHECK: %[[SHARDED_MATMUL:.*]] = linalg.matmul ins(%[[IN1]], %[[IN2]] : tensor<4x2xi8>, tensor<2x8xi8>)
// CHECK-SAME: outs(%[[DPS_INIT_OPERAND]] : tensor<4x8xi8>) -> tensor<4x8xi8>
%res = linalg.matmul ins(%in1_shared2, %in2_shared2 : tensor<4x6xi8>, tensor<6x8xi8>)
outs(%dps_out_shared2 : tensor<4x8xi8>) -> tensor<4x8xi8>
%sharding4 = mesh.sharding @mesh_1d split_axes = [[]] partial = sum[0] : !mesh.sharding
%res_shared1 = mesh.shard %res to %sharding4 : tensor<4x8xi8>
%res_shared2 = mesh.shard %res_shared1 to %sharding4 annotate_for_users : tensor<4x8xi8>
// CHECK: return %[[SHARDED_MATMUL]] : tensor<4x8xi8>
return %res_shared2 : tensor<4x8xi8>
}
// -----
mesh.mesh @mesh_1d(shape = 4)
// CHECK-LABEL: func @matmul_1d_mesh_static_tensors_parallel_iterator_unsplit_last_axis
func.func @matmul_1d_mesh_static_tensors_parallel_iterator_unsplit_last_axis(
// CHECK-SAME: %[[IN1:[A-Za-z0-9_]+]]: tensor<4x6xi8>,
%in1: tensor<4x6xi8>,
// CHECK-SAME: %[[IN2:[A-Za-z0-9_]+]]: tensor<6x8xi8>,
%in2: tensor<6x8xi8>,
// CHECK-SAME: %[[DPS_OUT:[A-Za-z0-9_]+]]: tensor<4x8xi8>
%dps_out: tensor<4x8xi8>
// CHECK-SAME: -> tensor<4x8xi8> {
) -> tensor<4x8xi8> {
%sharding1 = mesh.sharding @mesh_1d split_axes = [[], []] : !mesh.sharding
%in1_replicated1 = mesh.shard %in1 to %sharding1 : tensor<4x6xi8>
%in1_replicated2 = mesh.shard %in1_replicated1 to %sharding1 annotate_for_users : tensor<4x6xi8>
// CHECK: %[[ALL_SLICE1:.*]] = mesh.all_slice %[[IN2]] on @mesh_1d mesh_axes = [0] slice_axis = 1
%in2_replicated = mesh.shard %in2 to %sharding1 : tensor<6x8xi8>
%sharding2 = mesh.sharding @mesh_1d split_axes = [[], [0]] : !mesh.sharding
%in2_sharded = mesh.shard %in2_replicated to %sharding2 annotate_for_users : tensor<6x8xi8>
// CHECK: %[[ALL_SLICE2:.*]] = mesh.all_slice %[[DPS_OUT]] on @mesh_1d mesh_axes = [0] slice_axis = 1
%dps_out_replicated = mesh.shard %dps_out to %sharding1 : tensor<4x8xi8>
%dps_out_sharded = mesh.shard %dps_out_replicated to %sharding2 annotate_for_users : tensor<4x8xi8>
// CHECK: %[[MATMUL_RES:.*]] = linalg.matmul
// CHECK-SAME: ins(%[[IN1]], %[[ALL_SLICE1]] : tensor<4x6xi8>, tensor<6x2xi8>)
// CHECK-SAME: outs(%[[ALL_SLICE2]] : tensor<4x2xi8>)
// CHECK-SAME: -> tensor<4x2xi8>
%res = linalg.matmul ins(%in1_replicated2, %in2_sharded : tensor<4x6xi8>, tensor<6x8xi8>)
outs(%dps_out_sharded : tensor<4x8xi8>) -> tensor<4x8xi8>
// CHECK: %[[ALL_GATHER:.*]] = mesh.all_gather %[[MATMUL_RES]] on @mesh_1d mesh_axes = [0] gather_axis = 1 : tensor<4x2xi8> -> tensor<4x8xi8>
%res_sharded = mesh.shard %res to %sharding2 : tensor<4x8xi8>
%res_replicated = mesh.shard %res_sharded to %sharding1 annotate_for_users : tensor<4x8xi8>
// CHECK: return %[[ALL_GATHER]] : tensor<4x8xi8>
return %res_replicated : tensor<4x8xi8>
}
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