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diff --git a/‎paddle/phi/infermeta/spmd_rules/rules.h
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+18Lines changed: 18 additions & 0 deletions b/‎paddle/phi/infermeta/spmd_rules/rules.h
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+18Lines changed: 18 additions & 0 deletions
diff --git a/‎python/paddle/distributed/auto_parallel/static/completion.py
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+6-1Lines changed: 6 additions & 1 deletion b/‎python/paddle/distributed/auto_parallel/static/completion.py
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+6-1Lines changed: 6 additions & 1 deletion
diff --git a/‎python/paddle/distributed/auto_parallel/static/dist_op.py
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+22-4Lines changed: 22 additions & 4 deletions b/‎python/paddle/distributed/auto_parallel/static/dist_op.py
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+22-4Lines changed: 22 additions & 4 deletions
diff --git a/‎python/paddle/distributed/auto_parallel/static/operators/common.py
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+30-5Lines changed: 30 additions & 5 deletions b/‎python/paddle/distributed/auto_parallel/static/operators/common.py
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+30-5Lines changed: 30 additions & 5 deletions
diff --git a/‎python/paddle/distributed/auto_parallel/static/operators/dist_default.py
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+60Lines changed: 60 additions & 0 deletions b/‎python/paddle/distributed/auto_parallel/static/operators/dist_default.py
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+60Lines changed: 60 additions & 0 deletions
diff --git a/‎python/paddle/distributed/auto_parallel/static/operators/dist_dropout.py
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+6-12Lines changed: 6 additions & 12 deletions b/‎python/paddle/distributed/auto_parallel/static/operators/dist_dropout.py
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+6-12Lines changed: 6 additions & 12 deletions
diff --git a/‎python/paddle/distributed/auto_parallel/static/operators/dist_eltwise.py
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+2-13Lines changed: 2 additions & 13 deletions b/‎python/paddle/distributed/auto_parallel/static/operators/dist_eltwise.py
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+2-13Lines changed: 2 additions & 13 deletions
@@ -52,6 +52,9 @@ namespace distributed {
 PD_REGISTER_SPMD_RULE(matmul,
                       PD_INFER_SPMD(phi::distributed::MatmulInferSpmd),
                       PD_INFER_SPMD(phi::distributed::MatmulInferSpmdReverse));
+PD_REGISTER_SPMD_RULE(matmul_v2,  // static mode
+                      PD_INFER_SPMD(phi::distributed::MatmulInferSpmd),
+                      PD_INFER_SPMD(phi::distributed::MatmulInferSpmdReverse));
 
 PD_REGISTER_SPMD_RULE(
     elementwise_unary,
@@ -68,6 +71,10 @@ PD_REGISTER_SPMD_RULE(
     unsqueeze,
     PD_INFER_SPMD(phi::distributed::DefaultDataParallelInferSpmd),
     PD_INFER_SPMD(phi::distributed::DefaultDataParallelInferSpmdReverse));
+PD_REGISTER_SPMD_RULE(
+    default_,
+    PD_INFER_SPMD(phi::distributed::DefaultDataParallelInferSpmd),
+    PD_INFER_SPMD(phi::distributed::DefaultDataParallelInferSpmdReverse));
 
 // replicated rule /* for unittest */
 PD_REGISTER_SPMD_RULE(
@@ -466,6 +473,10 @@ PD_REGISTER_SPMD_RULE(
     sum,
     PD_INFER_SPMD(phi::distributed::ReductionInferSpmd),
     PD_INFER_SPMD(phi::distributed::ReductionInferSpmdReverse));
+PD_REGISTER_SPMD_RULE(
+    reduce_sum,  // static
+    PD_INFER_SPMD(phi::distributed::ReductionInferSpmd),
+    PD_INFER_SPMD(phi::distributed::ReductionInferSpmdReverse));
 
 // layer_norm
 PD_REGISTER_SPMD_RULE(
@@ -477,6 +488,9 @@ PD_REGISTER_SPMD_RULE(
 PD_REGISTER_SPMD_RULE(reshape,
                       PD_INFER_SPMD(phi::distributed::ReshapeInferSpmd),
                       PD_INFER_SPMD(phi::distributed::ReshapeInferSpmdReverse));
+PD_REGISTER_SPMD_RULE(reshape2,
+                      PD_INFER_SPMD(phi::distributed::ReshapeInferSpmd),
+                      PD_INFER_SPMD(phi::distributed::ReshapeInferSpmdReverse));
 
 // embedding rule
 PD_REGISTER_SPMD_RULE(
@@ -502,6 +516,10 @@ PD_REGISTER_SPMD_RULE(
     transpose,
     PD_INFER_SPMD(phi::distributed::TransposeInferSpmd),
     PD_INFER_SPMD(phi::distributed::TransposeInferSpmdReverse));
+PD_REGISTER_SPMD_RULE(
+    transpose2,
+    PD_INFER_SPMD(phi::distributed::TransposeInferSpmd),
+    PD_INFER_SPMD(phi::distributed::TransposeInferSpmdReverse));
 
 // softmax rule
 PD_REGISTER_SPMD_RULE(softmax,
 
@@ -130,7 +130,7 @@ def _can_apply_infer_spmd_rule(dist_op):
         enable = True if enable == 'true' else False
     enable = bool(enable)
 
-    # TODO remove me. ops to be adapted: lookup_table_v2, reshape2, split, transpose2,
+    # TODO remove me. ops to be adapted: squeeze2
     __adapted_ops__ = [
         "matmul_v2",
         "elementwise_div",
@@ -143,6 +143,11 @@ def _can_apply_infer_spmd_rule(dist_op):
         "dropout",
         "reduce_sum",
         "layer_norm",
+        "lookup_table_v2",
+        "reshape2",
+        "transpose2",
+        "split",
+        "unsqueeze2",
     ]
     op_type = dist_op.serial_op.type
     return enable and contains_spmd_rule(op_type) and op_type in __adapted_ops__
 
@@ -150,8 +150,17 @@ def __str__(self):
                     is_parameter_str = "non-parameter"
             else:
                 is_parameter_str = "non-parameter"
-            str += ", {}'s dims_mapping (input, {}, {}): {}".format(
-                arg_name, annotated_str, is_parameter_str, dims_mapping
+
+            # partial
+            input_dist_attr = self.dist_attr.get_input_dist_attr(arg_name)
+            partial_dims = sorted(input_dist_attr._partial_dims())
+
+            str += "; {}'s dims_mapping (input, {}, {}): {}, partial on dims: {}".format(
+                arg_name,
+                annotated_str,
+                is_parameter_str,
+                dims_mapping,
+                partial_dims,
             )
 
         for arg_name in self.serial_op.desc.output_arg_names():
@@ -174,8 +183,17 @@ def __str__(self):
                     is_parameter_str = "non-parameter"
             else:
                 is_parameter_str = "non-parameter"
-            str += ", {}'s dims_mapping (output, {}, {}): {}".format(
-                arg_name, annotated_str, is_parameter_str, dims_mapping
+
+            # partial
+            output_dist_attr = self.dist_attr.get_output_dist_attr(arg_name)
+            partial_dims = sorted(output_dist_attr._partial_dims())
+
+            str += "; {}'s dims_mapping (output, {}, {}): {}, partial on dims: {}".format(
+                arg_name,
+                annotated_str,
+                is_parameter_str,
+                dims_mapping,
+                partial_dims,
             )
 
         str += ", dist_impl idx: {} , dist_impl type {} }}".format(
 
@@ -622,12 +622,13 @@ def merge_forward_backward_dims_mapping(fw_results, bw_results):
 
 
 def update_op_dims_mapping(
-    dist_op,
-    input_arg_names,
-    infered_input_dims_mappings,
-    output_arg_names,
-    infered_output_dims_mappings,
+    dist_op, input_arg_names, output_arg_names, fw_results, bw_results
 ):
+    (
+        infered_input_dims_mappings,
+        infered_output_dims_mappings,
+    ) = merge_forward_backward_dims_mapping(fw_results, bw_results)
+
     op_dist_attr = dist_op.dist_attr
     changed = False
     assert len(input_arg_names) == len(
@@ -661,6 +662,7 @@ def update_op_dims_mapping(
             op_dist_attr.set_input_dims_mapping(
                 input_arg_names[i], infered_dims_mapping
             )
+        # TODO support partial for inputs
 
     for i in range(len(output_arg_names)):
         original_dims_mapping = op_dist_attr.get_output_dims_mapping(
@@ -683,6 +685,29 @@ def update_op_dims_mapping(
                 output_arg_names[i], infered_dims_mapping
             )
 
+        # NOTE in partial stage-I, we infer partial for output in infer_forward only
+        output_dist_attr = op_dist_attr.get_output_dist_attr(
+            output_arg_names[i]
+        )
+        output_idx = output_arg_names.index(output_arg_names[i])
+        if (
+            fw_results[1][output_idx]._partial_dims()
+            != output_dist_attr._partial_dims()
+        ):
+            _logger.info(
+                "Changed: Op [{}], tensor name [{}], Original partial on [{}], Infered partial on [{}]".format(
+                    dist_op.serial_op.type,
+                    output_arg_names[i],
+                    output_dist_attr._partial_dims(),
+                    fw_results[1][output_idx]._partial_dims(),
+                )
+            )
+            output_dist_attr._clean_partial_status()
+            output_dist_attr._set_partial_dims(
+                list(fw_results[1][0]._partial_dims())
+            )
+            changed = True
+
     return changed
 
 
 
@@ -12,8 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License
 
+
 from paddle.distributed.fleet.meta_optimizers.common import OP_ROLE_KEY, OpRole
 
+from ..completion import get_phi_spmd_rule
 from ..cost import (
     _g_op_cost_factory,
     build_comp_costs_from_descs,
@@ -26,16 +28,19 @@
     _get_comm_group,
     _get_corresponding_rank,
     compute_compatible_dim_mapping,
+    get_dist_tensor_spec,
     is_prim_op,
     set_dist_op_desc_original_id,
 )
 from .common import (
     DistributedOperatorImpl,
     DistributedOperatorImplContainer,
+    get_default_distributed_operator_impl,
     gradient_synchronization,
     is_parameter_related,
     register_distributed_operator_impl,
     register_distributed_operator_impl_container,
+    update_op_dims_mapping,
 )
 
 __op_not_need_param_init__ = ["while", "cond"]
@@ -97,6 +102,61 @@ class DistributedDefault(DistributedOperatorImplContainer):
     def __init__(self, op_type):
         super().__init__(op_type)
 
+    @staticmethod
+    def update_dims_mapping(dist_op):
+        # step1: prepare inputs need for rule (order args as PHI definition and filter out unnecessary args)
+
+        op_desc = dist_op.serial_op.desc
+        input_arg_names = op_desc.input_arg_names()
+        output_arg_names = op_desc.output_arg_names()
+
+        num_inputs = len(input_arg_names)
+        input_specs = []
+        for i in range(num_inputs):
+            assert not is_parameter_related(
+                input_arg_names[i]
+            ), "input {} of op {} is parameter, op should not use default rule.".format(
+                input_arg_names[i], str(dist_op.serial_op)
+            )
+            input_specs.append(
+                get_dist_tensor_spec(dist_op, input_arg_names[i])
+            )
+        num_outputs = len(output_arg_names)
+        output_specs = []
+        for i in range(num_outputs):
+            assert not is_parameter_related(
+                output_arg_names[i]
+            ), "output {} of op {} is parameter, op should not use default rule.".format(
+                output_arg_names[i], str(dist_op.serial_op)
+            )
+            output_specs.append(
+                get_dist_tensor_spec(dist_op, output_arg_names[i], False)
+            )
+
+        # step2: infer spmd
+        rule = get_phi_spmd_rule("default_")
+        # tensor order following order in PHI defition
+        fw_results = rule.infer_forward(input_specs, output_specs)
+        bw_results = rule.infer_backward(input_specs, output_specs)
+
+        # step3: update dist_attr
+        # tensor order following order in PHI defition
+        changed = update_op_dims_mapping(
+            dist_op, input_arg_names, output_arg_names, fw_results, bw_results
+        )
+
+        return changed
+
+    @staticmethod
+    def mapping_to_dist_operator_impl(dist_op, original_op_dist_attr):
+        # all op use default dist operator impl.
+        op_dist_attr = dist_op.dist_attr
+        default_impl = get_default_distributed_operator_impl()
+        op_dist_attr.impl_type = default_impl.type
+        op_dist_attr.impl_idx = default_impl.idx
+
+        return False
+
 
 register_distributed_operator_impl_container(DistributedDefault("default"))
 
 
@@ -62,24 +62,18 @@ def update_dims_mapping(dist_op):
         fw_results = rule.infer_forward(x_spec)
         bw_results = rule.infer_backward(x_spec, output_spec)
 
-        # step3: merge fw & bw results
-        (
-            infered_input_dims_mappings,
-            infered_output_dims_mappings,
-        ) = merge_forward_backward_dims_mapping(fw_results, bw_results)
-
-        # step4: update dist_attr
+        # step3: update dist_attr
         # tensor order following order in PHI defition
         changed = update_op_dims_mapping(
-            dist_op,
-            [x_name],
-            infered_input_dims_mappings,
-            [out_name],
-            infered_output_dims_mappings,
+            dist_op, [x_name], [out_name], fw_results, bw_results
         )
 
         # step5: update mask and seed dropout special
         if changed:
+            (
+                _,
+                infered_output_dims_mappings,
+            ) = merge_forward_backward_dims_mapping(fw_results, bw_results)
             dist_op.dist_attr.set_output_dims_mapping(
                 mask_name, infered_output_dims_mappings[0]
             )
 
@@ -32,7 +32,6 @@
     get_default_distributed_operator_impl,
     is_elementwise_op,
     is_parameter_related,
-    merge_forward_backward_dims_mapping,
     register_distributed_operator_impl,
     register_distributed_operator_impl_container,
     update_op_dims_mapping,
@@ -77,20 +76,10 @@ def update_dims_mapping(dist_op):
         fw_results = rule.infer_forward(*input_specs)
         bw_results = rule.infer_backward(*input_specs, output_spec)
 
-        # step3: merge fw & bw results
-        (
-            infered_input_dims_mappings,
-            infered_output_dims_mappings,
-        ) = merge_forward_backward_dims_mapping(fw_results, bw_results)
-
-        # step4: update dist_attr
+        # step3: update dist_attr
         # tensor order following order in PHI defition
         changed = update_op_dims_mapping(
-            dist_op,
-            input_arg_names,
-            infered_input_dims_mappings,
-            [output_arg_name],
-            infered_output_dims_mappings,
+            dist_op, input_arg_names, [output_arg_name], fw_results, bw_results
         )
 
         return changed