chore: import upstream snapshot with attribution

test/cpp/pir/cinn/adt/map_expr_test.cc

@@ -0,0 +1,119 @@
+// Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <glog/logging.h>
+#include <gtest/gtest.h>
+#include <sstream>
+
+#include "paddle/cinn/adt/generate_map_expr.h"
+#include "paddle/cinn/adt/map_expr_ctx.h"
+#include "paddle/cinn/adt/print.h"
+#include "paddle/cinn/hlir/dialect/operator/ir/cinn_op.h"
+#include "paddle/cinn/hlir/dialect/operator/ir/manual_op.h"
+#include "paddle/cinn/hlir/dialect/operator/ir/op_dialect.h"
+#include "paddle/cinn/runtime/flags.h"
+#include "paddle/fluid/pir/dialect/operator/ir/op_dialect.h"
+#include "paddle/fluid/pir/dialect/operator/ir/pd_op.h"
+#include "paddle/pir/include/core/ir_context.h"
+#include "paddle/pir/include/core/program.h"
+#include "paddle/pir/include/dialect/shape/ir/shape_dialect.h"
+#include "paddle/pir/include/dialect/shape/ir/shape_op.h"
+#include "paddle/pir/include/dialect/shape/transforms/shape_optimization_pass.h"
+#include "paddle/pir/include/pass/pass_manager.h"
+#include "test/cpp/pir/tools/test_pir_utils.h"
+
+PD_DECLARE_bool(cinn_enable_map_expr);
+PD_DECLARE_bool(cinn_enable_map_expr_dynamic_shape);
+PD_DECLARE_bool(cinn_enable_map_expr_index_detail);
+
+namespace {
+std::string Trim(const std::string& doc) {
+  std::stringstream oss{doc};
+  std::stringstream ret{};
+  std::string str;
+  while (oss >> str) {
+    std::size_t size = str.size();
+    for (; size > 0 && str[size - 1] == ' '; --size) {
+    }
+    ret << str.substr(0, size) << std::endl;
+  }
+  return ret.str();
+}
+}  // namespace
+
+TEST(MapExpr, ElementWise_Fusion_0) {
+  cinn::adt::UniqueId::ResetSeqNumber(0);
+  ::pir::IrContext* ctx = ::pir::IrContext::Instance();
+  ::pir::Program program(ctx);
+  ctx->GetOrRegisterDialect<pir::shape::ShapeDialect>();
+  ctx->GetOrRegisterDialect<paddle::dialect::OperatorDialect>();
+  ctx->GetOrRegisterDialect<cinn::dialect::OperatorDialect>();
+
+  phi::DDim dims_D_2 = {-1, 1};
+  pir::Value value1 =
+      test::CreateDenseTensorOp(ctx, dims_D_2, {"op1_attr"}, {"op1_name"})
+          ->result(0);
+  pir::Value value2 =
+      test::CreateDenseTensorOp(ctx, dims_D_2, {"op2_attr"}, {"op2_name"})
+          ->result(0);
+  ::pir::Builder builder = ::pir::Builder(ctx, program.block());
+  builder.Build<paddle::dialect::SubtractOp>(
+      value1, builder.Build<paddle::dialect::ExpOp>(value2).result(0));
+
+  ::pir::PassManager pass_manager(ctx);
+
+  // TODO(@jiahy0825): use CreateShapeOptimizationPass() instead of
+  // CreateInferSymbolicShapePass() which is a fake pass
+
+  /*
+  pass_manager.AddPass(::pir::CreateInferSymbolicShapePass(shape_analysis));
+  pass_manager.Run(&program);
+
+  std::vector<pir::Operation*> vec_op;
+  for (auto& op : *program.block()) {
+    vec_op.push_back(&op);
+  }
+  auto res = cinn::dialect::ir::OpFusionPassInternal(vec_op);
+  ASSERT_EQ(res.size(), 1u);
+  ASSERT_EQ(res[0]->ops.size(), program.block()->size());
+  auto group_list = cinn::dialect::ir::GeneralFusionMergePassInternal(res);
+  ASSERT_EQ(group_list.size(), 1u);
+
+  FLAGS_cinn_enable_map_expr = true;
+  FLAGS_cinn_enable_map_expr_dynamic_shape = true;
+  FLAGS_cinn_enable_map_expr_index_detail = true;
+
+  auto group = group_list.at(0);
+  group->shape_analysis = shape_analysis;
+  cinn::adt::TryGenerateMapExprFromGroup(group);
+  std::string map_expr_str =
+      cinn::adt::ToTxtString(group->map_expr_ctx().map_expr(), "MapExprTest");
+  std::string target_str = R"TEST(
+MapExprTest(t_var_2, t_var_1) {
+  AnchoredMapStmt(t_var_0) {
+    MapStmt([i_59, i_60]) {
+      exp(
+          &t_var[IndexDot([BI(i_59, sym_17), 0], [sym_17, 1])],
+          t_var_1[IndexDot([BI(i_59, sym_17), 0], [sym_17, 1])]);
+      subtract(
+          &t_var_0[IndexDot([i_59, i_60], [sym_17, 1])],
+          t_var_2[IndexDot([BI(i_59, sym_17), 0], [sym_17, 1])],
+          t_var[IndexDot([BI(i_59, sym_17), 0], [sym_17, 1])]);
+    }
+  }
+}
+)TEST";
+  ASSERT_EQ(Trim(map_expr_str), Trim(target_str));
+  */
+}