Add stream operator

frontend/onnx/read_onnx.cpp

@@ -23,6 +23,11 @@ struct unknown
             return input.front();
     }
     rtg::argument compute(std::vector<rtg::argument>) const { RTG_THROW("not computable"); }
+    friend std::ostream & operator<<(std::ostream & os, const unknown & x)
+    {
+        os << x.name();
+        return os;
+    }
 };
 
 template <class C, class T>

include/rtg/builtin.hpp

@@ -13,6 +13,11 @@ struct literal
     std::string name() const { return "@literal"; }
     shape compute_shape(std::vector<shape>) const { RTG_THROW("builtin"); }
     argument compute(std::vector<argument>) const { RTG_THROW("builtin"); }
+    friend std::ostream & operator<<(std::ostream & os, const literal & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 struct param
@@ -21,6 +26,11 @@ struct param
     std::string name() const { return "@param:" + parameter; }
     shape compute_shape(std::vector<shape>) const { RTG_THROW("builtin"); }
     argument compute(std::vector<argument>) const { RTG_THROW("builtin"); }
+    friend std::ostream & operator<<(std::ostream & os, const param & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 } // namespace builtin

include/rtg/operation.hpp

@@ -19,6 +19,7 @@ namespace rtg {
  *      std::string name() const;
  *      shape compute_shape(std::vector<shape> input) const;
  *      argument compute(std::vector<argument> input) const;
+ *     friend std::ostream & operator<<(std::ostream & os,const operation & op) ;
  * };
  *
  */
@@ -74,20 +75,26 @@ struct operation
 
     std::string name() const
     {
-        assert(private_detail_te_handle_mem_var);
-        return private_detail_te_get_handle().name();
+        assert((*this).private_detail_te_handle_mem_var);
+        return (*this).private_detail_te_get_handle().name();
     }
 
     shape compute_shape(std::vector<shape> input) const
     {
-        assert(private_detail_te_handle_mem_var);
-        return private_detail_te_get_handle().compute_shape(std::move(input));
+        assert((*this).private_detail_te_handle_mem_var);
+        return (*this).private_detail_te_get_handle().compute_shape(std::move(input));
     }
 
     argument compute(std::vector<argument> input) const
     {
-        assert(private_detail_te_handle_mem_var);
-        return private_detail_te_get_handle().compute(std::move(input));
+        assert((*this).private_detail_te_handle_mem_var);
+        return (*this).private_detail_te_get_handle().compute(std::move(input));
+    }
+
+    friend std::ostream& operator<<(std::ostream& os, const operation& op)
+    {
+        assert(op.private_detail_te_handle_mem_var);
+        return op.private_detail_te_get_handle().operator_shift_left(os);
     }
 
     private:
@@ -97,9 +104,10 @@ struct operation
         virtual std::shared_ptr<private_detail_te_handle_base_type> clone() const = 0;
         virtual const std::type_info& type() const                                = 0;
 
-        virtual std::string name() const                            = 0;
-        virtual shape compute_shape(std::vector<shape> input) const = 0;
-        virtual argument compute(std::vector<argument> input) const = 0;
+        virtual std::string name() const                                  = 0;
+        virtual shape compute_shape(std::vector<shape> input) const       = 0;
+        virtual argument compute(std::vector<argument> input) const       = 0;
+        virtual std::ostream& operator_shift_left(std::ostream& os) const = 0;
     };
 
     template <typename PrivateDetailTypeErasedT>
@@ -142,6 +150,11 @@ struct operation
             return private_detail_te_value.compute(std::move(input));
         }
 
+        std::ostream& operator_shift_left(std::ostream& os) const override
+        {
+            return os << private_detail_te_value;
+        }
+
         PrivateDetailTypeErasedT private_detail_te_value;
     };
 

include/rtg/operators.hpp

@@ -56,6 +56,12 @@ struct convolution
     }
 
     argument compute(std::vector<argument>) const { RTG_THROW("not computable"); }
+
+    friend std::ostream & operator<<(std::ostream & os, const convolution & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 struct pooling
@@ -96,6 +102,12 @@ struct pooling
     }
 
     argument compute(std::vector<argument>) const { RTG_THROW("not computable"); }
+
+    friend std::ostream & operator<<(std::ostream & os, const pooling & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 struct activation
@@ -110,6 +122,11 @@ struct activation
     }
 
     argument compute(std::vector<argument>) const { RTG_THROW("not computable"); }
+    friend std::ostream & operator<<(std::ostream & os, const activation & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 struct reshape
@@ -136,6 +153,12 @@ struct reshape
     }
 
     argument compute(std::vector<argument>) const { RTG_THROW("not computable"); }
+
+    friend std::ostream & operator<<(std::ostream & os, const reshape & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 } // namespace rtg

include/rtg/target.hpp

@@ -73,14 +73,14 @@ struct target
 
     std::string name() const
     {
-        assert(private_detail_te_handle_mem_var);
-        return private_detail_te_get_handle().name();
+        assert((*this).private_detail_te_handle_mem_var);
+        return (*this).private_detail_te_get_handle().name();
     }
 
     void apply(program& p) const
     {
-        assert(private_detail_te_handle_mem_var);
-        return private_detail_te_get_handle().apply(p);
+        assert((*this).private_detail_te_handle_mem_var);
+        return (*this).private_detail_te_get_handle().apply(p);
     }
 
     private:

test/eval_test.cpp

@@ -31,6 +31,12 @@ struct sum_op
             RTG_THROW("Wrong inputs");
         return inputs.front();
     }
+
+    friend std::ostream & operator<<(std::ostream & os, const sum_op & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 struct minus_op
@@ -60,6 +66,12 @@ struct minus_op
             RTG_THROW("Wrong inputs");
         return inputs.front();
     }
+
+    friend std::ostream & operator<<(std::ostream & os, const minus_op & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 struct id_target

test/operation.cpp

@@ -10,6 +10,11 @@ struct simple_operation
     std::string name() const { return "simple"; }
     rtg::shape compute_shape(std::vector<rtg::shape>) const { RTG_THROW("not computable"); }
     rtg::argument compute(std::vector<rtg::argument>) const { RTG_THROW("not computable"); }
+    friend std::ostream & operator<<(std::ostream & os, const simple_operation & op)
+    {
+        os << op.name();
+        return os;
+    }
 };
 
 void operation_copy_test()

tools/include/operation.hpp

@@ -15,7 +15,8 @@ namespace rtg {
 interface('operation',
     virtual('name', returns='std::string', const=True),
     virtual('compute_shape', returns='shape', input='std::vector<shape>', const=True),
-    virtual('compute', returns='argument', input='std::vector<argument>', const=True)
+    virtual('compute', returns='argument', input='std::vector<argument>', const=True),
+    friend('operator<<', returns='std::ostream &', os='std::ostream &', op='const operation &')
 )
 %>
 

tools/te.py

@@ -163,15 +163,15 @@ inline const ValueType & any_cast(const ${struct_name} & x)
 nonvirtual_member = string.Template('''
 ${friend} ${return_type} ${name}(${params}) ${const}
 {
-    assert(private_detail_te_handle_mem_var);
-    return private_detail_te_get_handle().${internal_name}(${member_args});
+    assert(${this}.private_detail_te_handle_mem_var);
+    return ${this}.private_detail_te_get_handle().${internal_name}(${member_args});
 }
 ''')
 
-pure_virtual_member = string.Template("virtual ${return_type} ${internal_name}(${member_params}) ${const} = 0;\n")
+pure_virtual_member = string.Template("virtual ${return_type} ${internal_name}(${member_params}) ${member_const} = 0;\n")
 
 virtual_member = string.Template('''
-${return_type} ${internal_name}(${member_params}) ${const} override
+${return_type} ${internal_name}(${member_params}) ${member_const} override
 {
     return ${call};
 }
@@ -201,17 +201,24 @@ def generate_call(m, friend):
     if m['name'].startswith('operator'):
         op = m['name'][8:]
         args = m['args']
-        if len(m[args]) == 2:
-            return string.Template('${arg1} ${op} ${arg2}').substitute(op=op, arg1=args[0], arg2=args[1])
+        if ',' in args:
+            return args.replace(',', op)
         else:
-            return string.Template('${op}${arg1}').substitute(op=op, arg1=args[0])
+            return string.Template('${op}${arga}').substitute(op=op, args=args)
     if friend:
         return string.Template('${name}(${args})').substitute(m)
     return string.Template('private_detail_te_value.${name}(${args})').substitute(m)
 
 def convert_member(d, struct_name):
     for name in d:
-        member = { 'name': name, 'internal_name': internal_name(name), 'const': '', 'friend': ''}
+        member = { 
+            'name': name,
+            'internal_name': internal_name(name),
+            'const': '',
+            'member_const': '',
+            'friend': '',
+            'this': '(*this)'
+        }
         args = []
         params = []
         member_args = []
@@ -227,12 +234,17 @@ def convert_member(d, struct_name):
                 member['return_type'] = t
             elif x == 'const':
                 member['const'] = 'const'
+                member['member_const'] = 'const'
             elif x == 'friend':
                 member['friend'] = 'friend'
             else:
                 use_member = not(skip and struct_name == trim_type_name(t))
                 arg_name = x
-                if not use_member: arg_name = 'private_detail_te_value'
+                if not use_member: 
+                    arg_name = 'private_detail_te_value'
+                    member['this'] = x
+                    if 'const' in t:
+                        member['member_const'] = 'const'
                 if t.endswith(('&', '*')):
                     if use_member: member_args.append(x)
                     args.append(arg_name)