Changeset 424 in dev for trunk/abdev/BasicCompiler_Common/ParamImpl.cpp

Timestamp:

Mar 10, 2008, 5:39:36 PM (17 years ago)

Author:

dai_9181

Message:

・ジェネリックな型をパラメータに持つメソッドのオーバーロード解決に対応した。
・型パラメータの制約クラス指定に対応した。

File:

• trunk/abdev/BasicCompiler_Common/ParamImpl.cpp (modified) (10 diffs)

trunk/abdev/BasicCompiler_Common/ParamImpl.cpp

@@ -107 +107 @@
 }
 
-bool ParamImpl::EvaluateOverloadScore( int level, const Parameters &targetParms, const Type &targetResultType, bool &isErrored ){
+bool ParamImpl::EvaluateOverloadScore( int level, const Parameters &targetParms, const Type &targetResultType, const Type &leftType, const UserProc &userProc, bool &isErrored ){
     //パラメータを識別してオーバーロードを解決
 
@@ -124 +124 @@
     for(int i=0;i<max;i++){
         Parameter &param = *targetParms[i];
+
+        Type paramType( param );
+        ResolveFormalGenericTypeParameter( paramType, leftType, &userProc );
 
         if( i >= ParmsNum ){
@@ -140 +143 @@
 
             if( !NumOpe_GetType(Parms[i],
-                ( level <= OVERLOAD_LEVEL3 )? nullParam : param,
+                ( level <= OVERLOAD_LEVEL3 )? nullParam : paramType,
                 argType) )
             {
@@ -151 +154 @@
         }
 
-        if(argType.GetBasicType()!=param.GetBasicType()){
+        if( ( argType.IsObject() && paramType.IsObject() ) || argType.GetBasicType() == paramType.GetBasicType() )
+        {
+            if( argType.IsStruct() ){
+                if(argType.GetIndex()!=paramType.GetIndex()){
+                    return false;
+                }
+            }
+            else if( argType.IsObject() ){
+                if( level == OVERLOAD_LEVEL0 ){
+                    if( !paramType.GetClass().IsEquals( &argType.GetClass() ) ){
+                        return false;
+                    }
+                }
+                else{
+                    if( !paramType.GetClass().IsEqualsOrSubClass( &argType.GetClass() ) ){
+                        return false;
+                    }
+                }
+            }
+        }
+        else
+        {
             if( level == OVERLOAD_LEVEL0 || level == OVERLOAD_LEVEL1 || level==OVERLOAD_LEVEL4 ){
                 return false;
             }
             else if( level == OVERLOAD_LEVEL2 ){
-                if( !(argType.IsWhole() && param.IsWhole() && argType.GetBasicSize() == param.GetBasicSize() ) ){
+                if( !(argType.IsWhole() && paramType.IsWhole() && argType.GetBasicSize() == paramType.GetBasicSize() ) ){
                     // サイズ違い
                     return false;
@@ -163 +187 @@
             else if( level == OVERLOAD_LEVEL3 || level==OVERLOAD_LEVEL5){
                 if(!(
-                    argType.IsWhole()&&param.IsWhole()||
-                    argType.IsReal()&&param.IsReal()
+                    argType.IsWhole()&&paramType.IsWhole()||
+                    argType.IsReal()&&paramType.IsReal()
                     )){
                         return false;
                 }
-                if( argType.IsPointer() || param.IsPointer() )
+                if( argType.IsPointer() || paramType.IsPointer() )
                 {
                     // ポインタ型の不整合は認めない
@@ -175 +199 @@
             }
             else if(level==OVERLOAD_LEVEL6){
-                if(argType.IsObject()||param.IsObject()) return false;
-            }
-        }
-        else{
-            if( NATURAL_TYPE(argType.GetBasicType())==DEF_STRUCT){
-                if(argType.GetIndex()!=param.GetIndex()){
-                    return false;
-                }
-            }
-            else if( NATURAL_TYPE(argType.GetBasicType())==DEF_OBJECT ){
-                if( level == OVERLOAD_LEVEL0 ){
-                    if( !param.GetClass().IsEquals( &argType.GetClass() ) ){
-                        return false;
-                    }
-                }
-                else{
-                    if( !param.GetClass().IsEqualsOrSubClass( &argType.GetClass() ) ){
-                        return false;
-                    }
-                }
+                if(argType.IsObject()||paramType.IsObject()) return false;
             }
         }
@@ -209 +214 @@
 }
 
-const UserProc *ParamImpl::_OverloadSolution( const char *name, std::vector<const UserProc *> &subs, bool isEnabledReturnType ){
+const UserProc *ParamImpl::_OverloadSolution( const char *name, std::vector<const UserProc *> &subs, const Type &leftType, bool isEnabledReturnType ){
     const UserProc *pUserProc = NULL;
 
@@ -218 +223 @@
             bool isErrored = false;
             bool isHit = false;
-            isHit = EvaluateOverloadScore( level, pTempUserProc->Params(), isEnabledReturnType?pTempUserProc->ReturnType():Type(), isErrored );
+            isHit = EvaluateOverloadScore( level, pTempUserProc->Params(), isEnabledReturnType?pTempUserProc->ReturnType():Type(), leftType, *pTempUserProc, isErrored );
             if( isErrored )
             {
@@ -239 +244 @@
                         trace_for_overload( "戻り値も比較するモードに切り替えてオーバーロード解決を試みる" );
 
-                        return OverloadSolution(name,subs, true);
+                        return OverloadSolution( name, subs, leftType, true);
                     }
                 }
@@ -278 +283 @@
     return pUserProc;
 }
-const UserProc *ParamImpl::OverloadSolution( const char *name, std::vector<const UserProc *> &subs, bool isEnabledReturnType ){
+const UserProc *ParamImpl::OverloadSolution( const char *name, std::vector<const UserProc *> &subs, const Type &leftType, bool isEnabledReturnType ){
     trace_for_overload( "" );
     trace_for_overload( "■■■■■■■■■■■■■■■■■■" );
     trace_for_overload( "■■■ オーバーロード解決(" << name << ")" );
 
-    const UserProc *result = _OverloadSolution( name, subs, isEnabledReturnType );
+    const UserProc *result = _OverloadSolution( name, subs, leftType, isEnabledReturnType );
 
     trace_for_overload( "■■■ ここまで" );