add assign_value op for gpu test=develop (#2053)

mobile/src/framework/load_ops.h

@@ -354,7 +354,7 @@ LOAD_OP1(pad2d, CPU);
 LOAD_OP1(one_hot, CPU);
 #endif
 #ifdef ASSIGN_VALUE_OP
-LOAD_OP1(assign_value, CPU);
+LOAD_OP2(assign_value, CPU, GPU_CL);
 #endif
 #ifdef EXP_OP
 LOAD_OP1(exp, CPU);

mobile/src/operators/assign_value_op.cpp

@@ -34,4 +34,8 @@ namespace ops = paddle_mobile::operators;
 REGISTER_OPERATOR_CPU(assign_value, ops::AssignValueOp);
 #endif
 
+#ifdef PADDLE_MOBILE_CL
+REGISTER_OPERATOR_CL(assign_value, ops::AssignValueOp);
+#endif
+
 #endif  // ASSIGN_VALUE_OP

mobile/src/operators/kernel/arm/assign_value_kernel.cpp

@@ -67,6 +67,20 @@ void AssignValueKernel<CPU, float>::Compute(
                            param.int32_values_));
 }
 
+template <>
+bool AssignValueKernel<GPU_CL, float>::Init(AssignValueParam<GPU_CL>* param) {
+  return true;
+}
+
+template <>
+void AssignValueKernel<GPU_CL, float>::Compute(
+    const AssignValueParam<GPU_CL>& param) {
+  framework::VisitDataType(
+      framework::ToDataType(param.dtype_),
+      AssignValueOpFunctor(param.output_, param.shape_, param.fp32_values_,
+                           param.int32_values_));
+}
+
 }  // namespace operators
 }  // namespace paddle_mobile