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diff --git a/‎paddle/cinn/hlir/framework/accuracy_checker.cc
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+14-11Lines changed: 14 additions & 11 deletions b/‎paddle/cinn/hlir/framework/accuracy_checker.cc
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+14-11Lines changed: 14 additions & 11 deletions
diff --git a/‎paddle/cinn/hlir/framework/accuracy_checker_test.cc
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+15-10Lines changed: 15 additions & 10 deletions b/‎paddle/cinn/hlir/framework/accuracy_checker_test.cc
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+15-10Lines changed: 15 additions & 10 deletions
diff --git a/‎paddle/cinn/hlir/framework/graph_compiler.cc
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+11-4Lines changed: 11 additions & 4 deletions b/‎paddle/cinn/hlir/framework/graph_compiler.cc
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+11-4Lines changed: 11 additions & 4 deletions
diff --git a/‎paddle/cinn/hlir/framework/instruction.cc
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+46-28Lines changed: 46 additions & 28 deletions b/‎paddle/cinn/hlir/framework/instruction.cc
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+46-28Lines changed: 46 additions & 28 deletions
diff --git a/‎paddle/cinn/hlir/framework/instruction.h
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+11-11Lines changed: 11 additions & 11 deletions b/‎paddle/cinn/hlir/framework/instruction.h
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+11-11Lines changed: 11 additions & 11 deletions
diff --git a/‎paddle/cinn/hlir/framework/op_lowering_impl.cc
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+13-5Lines changed: 13 additions & 5 deletions b/‎paddle/cinn/hlir/framework/op_lowering_impl.cc
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+13-5Lines changed: 13 additions & 5 deletions
diff --git a/‎paddle/cinn/hlir/framework/parallel_compiler.cc
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+54-46Lines changed: 54 additions & 46 deletions b/‎paddle/cinn/hlir/framework/parallel_compiler.cc
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+54-46Lines changed: 54 additions & 46 deletions
diff --git a/‎paddle/cinn/hlir/framework/pir/op_lowering_impl.cc
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+15-7Lines changed: 15 additions & 7 deletions b/‎paddle/cinn/hlir/framework/pir/op_lowering_impl.cc
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+15-7Lines changed: 15 additions & 7 deletions
@@ -272,19 +272,22 @@ std::string AccuracyChecker::CheckBuffer(const cinn_buffer_t* buffer,
 
 template <typename T>
 void AccuracyChecker::MemcpyDeviceToHost(const T* src, size_t numel, T* dst) {
+  target_.arch.Match(
+      [&](common::NVGPUArch) {
 #ifdef CINN_WITH_CUDA
-  if (target_ == cinn::common::DefaultNVGPUTarget()) {
-    cudaMemcpy(dst, src, numel * sizeof(T), cudaMemcpyDeviceToHost);
-    return;
-  }
+        cudaMemcpy(dst, src, numel * sizeof(T), cudaMemcpyDeviceToHost);
+#else
+        CINN_NOT_IMPLEMENTED;
 #endif
-  if (target_ == cinn::common::DefaultHostTarget()) {
-    for (size_t i = 0; i < numel; ++i) {
-      dst[i] = src[i];
-    }
-  } else {
-    CHECK(false) << "Not supported target type.";
-  }
+      },
+      [&](common::X86Arch) {
+        for (size_t i = 0; i < numel; ++i) {
+          dst[i] = src[i];
+        }
+      },
+      [&](std::variant<common::UnknownArch, common::ARMArch>) {
+        CINN_NOT_IMPLEMENTED;
+      });
 }
 
 template <typename T>
 
@@ -47,18 +47,23 @@ void SetRandomTensor(Tensor tensor, Target target, bool generate_nan) {
 
   std::vector<float> random_nan_vec(numel);
   GenerateRandomData(random_nan_vec.data(), numel, generate_nan);
-
+  target.arch.Match(
+      [&](common::NVGPUArch) {
 #ifdef CINN_WITH_CUDA
-  if (target == cinn::common::DefaultNVGPUTarget()) {
-    cudaMemcpy(dst,
-               random_nan_vec.data(),
-               numel * sizeof(float),
-               cudaMemcpyHostToDevice);
-  }
+        cudaMemcpy(dst,
+                   random_nan_vec.data(),
+                   numel * sizeof(float),
+                   cudaMemcpyHostToDevice);
+#else
+        CINN_NOT_IMPLEMENTED;
 #endif
-  if (target == cinn::common::DefaultHostTarget()) {
-    std::copy(random_nan_vec.begin(), random_nan_vec.end(), dst);
-  }
+      },
+      [&](common::X86Arch) {
+        std::copy(random_nan_vec.begin(), random_nan_vec.end(), dst);
+      },
+      [&](std::variant<common::UnknownArch, common::ARMArch>) {
+        CINN_NOT_IMPLEMENTED;
+      });
 }
 
 TEST(AccuracyChecker, tensor) {
 
@@ -366,10 +366,17 @@ std::vector<ir::LoweredFunc> GetFuncFromImpl(
   for (int i = 0; i < C->size() - 1; i++) {
     ir::Expr temp = C[i];
     // checkout whether the tensor is with buffer.
-    if (!temp.as_tensor_ref()->buffer.defined() ||
-        target != cinn::common::DefaultNVGPUTarget()) {
-      all_arg_tensors.push_back(temp.as_tensor_ref());
-    }
+    target.arch.Match(
+        [&](common::NVGPUArch) {
+          if (!temp.as_tensor_ref()->buffer.defined()) {
+            all_arg_tensors.push_back(temp.as_tensor_ref());
+          }
+        },
+        [&](std::variant<common::UnknownArch,
+                         common::X86Arch,
+                         common::ARMArch>) {
+          all_arg_tensors.push_back(temp.as_tensor_ref());
+        });
   }
 
   poly::StageMap stages = C.back();
 
@@ -156,13 +156,17 @@ void Instruction::Run(
       CHECK(fn_ptrs_[idx]) << "The LoweredFunc address should be set first by "
                               "calling SetLoweredFunc method";
       if (!dryrun) {
-        if (target_ == cinn::common::DefaultNVGPUTarget()) {
-          ((lower_func_ptr_g)fn_ptrs_[idx])(
-              static_cast<void*>(pod_args.data()), pod_args.size(), stream);
-        } else {
-          ((lower_func_ptr_t)fn_ptrs_[idx])(static_cast<void*>(pod_args.data()),
-                                            pod_args.size());
-        }
+        target_.arch.Match(
+            [&](common::NVGPUArch) {
+              ((lower_func_ptr_g)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size(), stream);
+            },
+            [&](std::variant<common::UnknownArch,
+                             common::X86Arch,
+                             common::ARMArch>) {
+              ((lower_func_ptr_t)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size());
+            });
       }
     }
     VLOG(3) << "Done Running extern function " << function_name_;
@@ -177,13 +181,17 @@ void Instruction::Run(
       CHECK(fn_ptrs_[idx]) << "The LoweredFunc address should be set first by "
                               "calling SetLoweredFunc method";
       if (!dryrun) {
-        if (target_ == cinn::common::DefaultNVGPUTarget()) {
-          ((lower_func_ptr_g)fn_ptrs_[idx])(
-              static_cast<void*>(pod_args.data()), pod_args.size(), stream);
-        } else {
-          ((lower_func_ptr_t)fn_ptrs_[idx])(static_cast<void*>(pod_args.data()),
-                                            pod_args.size());
-        }
+        target_.arch.Match(
+            [&](common::NVGPUArch) {
+              ((lower_func_ptr_g)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size(), stream);
+            },
+            [&](std::variant<common::UnknownArch,
+                             common::X86Arch,
+                             common::ARMArch>) {
+              ((lower_func_ptr_t)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size());
+            });
       }
     }
     VLOG(3) << "Done Running extern function " << function_name_;
@@ -231,13 +239,19 @@ void Instruction::Run(
             << "The LoweredFunc address should be set first by "
                "calling SetLoweredFunc method";
         if (!dryrun) {
-          if (target_ == cinn::common::DefaultNVGPUTarget()) {
-            ((lower_func_ptr_g)fn_ptrs_[idx])(
-                static_cast<void*>(pod_args.data()), pod_args.size(), stream);
-          } else {
-            ((lower_func_ptr_t)fn_ptrs_[idx])(
-                static_cast<void*>(pod_args.data()), pod_args.size());
-          }
+          target_.arch.Match(
+              [&](common::NVGPUArch) {
+                ((lower_func_ptr_g)fn_ptrs_[idx])(
+                    static_cast<void*>(pod_args.data()),
+                    pod_args.size(),
+                    stream);
+              },
+              [&](std::variant<common::UnknownArch,
+                               common::X86Arch,
+                               common::ARMArch>) {
+                ((lower_func_ptr_t)fn_ptrs_[idx])(
+                    static_cast<void*>(pod_args.data()), pod_args.size());
+              });
         }
       }
       VLOG(3) << "Done Running extern function " << function_name_;
@@ -390,13 +404,17 @@ void Instruction::Run(
       CHECK(fn_ptrs_[idx]) << "The LoweredFunc address should be set first by "
                               "calling SetLoweredFunc method";
       if (!dryrun) {
-        if (target_ == cinn::common::DefaultNVGPUTarget()) {
-          ((lower_func_ptr_g)fn_ptrs_[idx])(
-              static_cast<void*>(pod_args.data()), pod_args.size(), stream);
-        } else {
-          ((lower_func_ptr_t)fn_ptrs_[idx])(static_cast<void*>(pod_args.data()),
-                                            pod_args.size());
-        }
+        target_.arch.Match(
+            [&](common::NVGPUArch) {
+              ((lower_func_ptr_g)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size(), stream);
+            },
+            [&](std::variant<common::UnknownArch,
+                             common::X86Arch,
+                             common::ARMArch>) {
+              ((lower_func_ptr_t)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size());
+            });
       }
     }
     VLOG(3) << "Done Running extern function " << function_name_;
 
@@ -109,21 +109,21 @@ class Instruction {
         auto& pod_args = args_cached_[idx];
         CHECK(fn_ptrs_[idx]) << "The LoweredFunc address should be set first "
                                 "by calling SetLoweredFunc method";
-        if (target_ == cinn::common::DefaultNVGPUTarget()) {
-          ((lower_func_ptr_g)fn_ptrs_[idx])(
-              static_cast<void*>(pod_args.data()), pod_args.size(), stream);
-        } else {
-          ((lower_func_ptr_t)fn_ptrs_[idx])(static_cast<void*>(pod_args.data()),
-                                            pod_args.size());
-        }
-        cinn::common::DefaultDeviceTarget().arch.Match(
-            [&](std::variant<common::UnknownArch,
-                             common::X86Arch,
-                             common::ARMArch>) {},
+        target_.arch.Match(
             [&](common::NVGPUArch) {
+              ((lower_func_ptr_g)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size(), stream);
 #ifdef CINN_WITH_CUDA
               CUDA_CALL(cudaDeviceSynchronize());
+#else
+              CINN_NOT_IMPLEMENTED;
 #endif
+            },
+            [&](std::variant<common::UnknownArch,
+                             common::X86Arch,
+                             common::ARMArch>) {
+              ((lower_func_ptr_t)fn_ptrs_[idx])(
+                  static_cast<void*>(pod_args.data()), pod_args.size());
             });
       }
     }
 
@@ -408,11 +408,19 @@ std::vector<ir::LoweredFunc> OpLowererImpl::DoOpLower(
     }
 
     // Insert output tensors into function arg
-    if (!expr.as_tensor_ref()->buffer.defined() ||
-        this->target_ != cinn::common::DefaultNVGPUTarget()) {
-      op_func_arg_tensors->push_back(expr.as_tensor_ref());
-      expr.as_tensor_ref()->WithBuffer();
-    }
+    target_.arch.Match(
+        [&](common::NVGPUArch) {
+          if (!expr.as_tensor_ref()->buffer.defined()) {
+            op_func_arg_tensors->push_back(expr.as_tensor_ref());
+            expr.as_tensor_ref()->WithBuffer();
+          }
+        },
+        [&](std::variant<common::UnknownArch,
+                         common::X86Arch,
+                         common::ARMArch>) {
+          op_func_arg_tensors->push_back(expr.as_tensor_ref());
+          expr.as_tensor_ref()->WithBuffer();
+        });
   }
 
   // 2.Do lower
 
@@ -246,58 +246,66 @@ void ParallelCompiler::Task::CodegenAndJit() {
   }
 
   auto ir_module = builder.Build();
-  if (context->target == cinn::common::DefaultNVGPUTarget()) {
+  context->target.arch.Match(
+      [&](common::NVGPUArch) {
 #ifdef CINN_WITH_CUDA
-    auto splited_module = backends::SplitDeviceAndHostModule(ir_module);
-    auto hmodule = std::get<0>(splited_module);
-    auto dmodule = std::get<1>(splited_module);
+        auto splited_module = backends::SplitDeviceAndHostModule(ir_module);
+        auto hmodule = std::get<0>(splited_module);
+        auto dmodule = std::get<1>(splited_module);
 
-    VLOG(4) << "Host Code:\n" << hmodule;
-    VLOG(4) << "Device Code:\n" << dmodule;
-    std::string cuda_c;
-    if (context->attached_source_code.empty()) {
-      backends::CodeGenCUDA_Dev codegen(context->target);
-      cuda_c = codegen.Compile(dmodule);
-    } else {
-      VLOG(4) << "Codegen and jit with attached source code.";
-      cuda_c = context->attached_source_code;
-    }
-    CHECK(!cuda_c.empty()) << "Compile CUDA C code failed from device module:\n"
-                           << dmodule;
-    backends::CompilationInfoDumper::DumpSourceCodeByGroupIndex(
-        cuda_c, group_id, device_id);
-    pcompiler->result_.SetSourceCode(group_id, cuda_c);
+        VLOG(4) << "Host Code:\n" << hmodule;
+        VLOG(4) << "Device Code:\n" << dmodule;
+        std::string cuda_c;
+        if (context->attached_source_code.empty()) {
+          backends::CodeGenCUDA_Dev codegen(context->target);
+          cuda_c = codegen.Compile(dmodule);
+        } else {
+          VLOG(4) << "Codegen and jit with attached source code.";
+          cuda_c = context->attached_source_code;
+        }
+        CHECK(!cuda_c.empty())
+            << "Compile CUDA C code failed from device module:\n"
+            << dmodule;
+        backends::CompilationInfoDumper::DumpSourceCodeByGroupIndex(
+            cuda_c, group_id, device_id);
+        pcompiler->result_.SetSourceCode(group_id, cuda_c);
 
-    cinn::backends::SourceCodePrint::GetInstance()->write(cuda_c);
+        cinn::backends::SourceCodePrint::GetInstance()->write(cuda_c);
 
-    using runtime::cuda::CUDAModule;
-    backends::nvrtc::Compiler compiler;
-    auto ptx = compiler(cuda_c);
-    CHECK(!ptx.empty()) << "Compile PTX failed from source code:\n" << cuda_c;
-    backends::CompilationInfoDumper::DumpPtxCodeByGroupIndex(
-        ptx, group_id, device_id);
-    pcompiler->result_.SetSourcePtx(group_id, ptx);
-    // load cumodule
-    cumodule = std::make_unique<CUDAModule>(ptx,
-                                            compiler.compile_to_cubin()
-                                                ? CUDAModule::Kind::CUBIN
-                                                : CUDAModule::Kind::PTX);
+        using runtime::cuda::CUDAModule;
+        backends::nvrtc::Compiler compiler;
+        auto ptx = compiler(cuda_c);
+        CHECK(!ptx.empty()) << "Compile PTX failed from source code:\n"
+                            << cuda_c;
+        backends::CompilationInfoDumper::DumpPtxCodeByGroupIndex(
+            ptx, group_id, device_id);
+        pcompiler->result_.SetSourcePtx(group_id, ptx);
+        // load cumodule
+        cumodule = std::make_unique<CUDAModule>(ptx,
+                                                compiler.compile_to_cubin()
+                                                    ? CUDAModule::Kind::CUBIN
+                                                    : CUDAModule::Kind::PTX);
 
-    // register kernel
-    backends::RuntimeSymbols symbols;
-    for (auto& fn : dmodule.functions()) {
-      auto cufunc = cumodule->GetFunction(device_id, fn->name);
-      CHECK(cufunc);
-      symbols.RegisterVar(fn->name + "_ptr_", reinterpret_cast<void*>(cufunc));
-    }
-    engine = backends::ExecutionEngine::Create(backends::ExecutionOptions(),
-                                               std::move(symbols));
-    engine->Link<backends::CodeGenCUDA_Host>(hmodule);
+        // register kernel
+        backends::RuntimeSymbols symbols;
+        for (auto& fn : dmodule.functions()) {
+          auto cufunc = cumodule->GetFunction(device_id, fn->name);
+          CHECK(cufunc);
+          symbols.RegisterVar(fn->name + "_ptr_",
+                              reinterpret_cast<void*>(cufunc));
+        }
+        engine = backends::ExecutionEngine::Create(backends::ExecutionOptions(),
+                                                   std::move(symbols));
+        engine->Link<backends::CodeGenCUDA_Host>(hmodule);
+#else
+        CINN_NOT_IMPLEMENTED;
 #endif
-  } else {
-    engine = backends::ExecutionEngine::Create(backends::ExecutionOptions());
-    engine->Link<backends::CodeGenX86>(ir_module);
-  }
+      },
+      [&](std::variant<common::UnknownArch, common::X86Arch, common::ARMArch>) {
+        engine =
+            backends::ExecutionEngine::Create(backends::ExecutionOptions());
+        engine->Link<backends::CodeGenX86>(ir_module);
+      });
 }
 
 void ParallelCompiler::Task::BuildInstruction() {
 
@@ -996,13 +996,21 @@ std::vector<ir::LoweredFunc> OpLowererImpl::DoOpLower(
     }
 
     // Insert output tensors into function arg
-    if (!expr.as_tensor_ref()->buffer.defined() ||
-        this->target_ != cinn::common::DefaultNVGPUTarget()) {
-      op_func_arg_tensors->push_back(expr.as_tensor_ref());
-      expr.as_tensor_ref()->WithBuffer();
-    } else {
-      op_func_arg_tensors->push_back(expr.as_tensor_ref());
-    }
+    target_.arch.Match(
+        [&](common::NVGPUArch) {
+          if (!expr.as_tensor_ref()->buffer.defined()) {
+            op_func_arg_tensors->push_back(expr.as_tensor_ref());
+            expr.as_tensor_ref()->WithBuffer();
+          } else {
+            op_func_arg_tensors->push_back(expr.as_tensor_ref());
+          }
+        },
+        [&](std::variant<common::UnknownArch,
+                         common::X86Arch,
+                         common::ARMArch>) {
+          op_func_arg_tensors->push_back(expr.as_tensor_ref());
+          expr.as_tensor_ref()->WithBuffer();
+        });
   }
 
   VLOG(4) << "op_func_arg_tensors.size(): " << op_func_arg_tensors->size();