【Infer Symbolic Shape BUAA No.84】add numel (#66607)

uanu2002 · web-flow · commit ac6df27a7ea8 · 2024-07-31T14:09:04.000+08:00
* add numel

* remove unused var
diff --git a/paddle/fluid/pir/dialect/operator/interface/infer_symbolic_shape/unary_infer_sym.cc b/paddle/fluid/pir/dialect/operator/interface/infer_symbolic_shape/unary_infer_sym.cc
@@ -660,6 +660,17 @@ bool NonzeroOpInferSymbolicShape(
   return true;
 }
 
+bool NumelOpInferSymbolicShape(pir::Operation *op,
+                               pir::InferSymbolicShapeContext *infer_context) {
+  std::vector<symbol::DimExpr> out_shape = {};
+  infer_context->SetShapeOrDataForValue(
+      op->result(0),
+      symbol::ShapeOrDataDimExprs{
+          symbol::TensorShapeOrDataDimExprs(out_shape)});
+
+  return true;
+}
+
 bool PadOpInferSymbolicShape(pir::Operation *op,
                              pir::InferSymbolicShapeContext *infer_context) {
   // input(0): Tensor x
diff --git a/paddle/fluid/pir/dialect/operator/interface/infer_symbolic_shape/unary_infer_sym.h b/paddle/fluid/pir/dialect/operator/interface/infer_symbolic_shape/unary_infer_sym.h
@@ -51,6 +51,7 @@ OP_DECLARE_INFER_SYMBOLIC_SHAPE(Max)
 OP_DECLARE_INFER_SYMBOLIC_SHAPE(Maxout)
 OP_DECLARE_INFER_SYMBOLIC_SHAPE(Min)
 OP_DECLARE_INFER_SYMBOLIC_SHAPE(Nonzero)
+OP_DECLARE_INFER_SYMBOLIC_SHAPE(Numel)
 OP_DECLARE_INFER_SYMBOLIC_SHAPE(Pad)
 OP_DECLARE_INFER_SYMBOLIC_SHAPE(Pad3d)
 OP_DECLARE_INFER_SYMBOLIC_SHAPE(Prod)
diff --git a/paddle/phi/ops/yaml/ops.yaml b/paddle/phi/ops/yaml/ops.yaml
@@ -3348,6 +3348,7 @@
   data_transform:
     skip_transform : x
   no_need_buffer : x
+  interfaces : paddle::dialect::InferSymbolicShapeInterface
 
 - op : one_hot
   args : (Tensor x, Scalar(int) num_classes)
