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comparison gen/classes.cpp @ 138:aeddd4d533b3 trunk

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[svn r142] minor fix to dynamic casts. added a few missed files.
author lindquist
date Fri, 18 Jan 2008 20:13:19 +0100
parents ce7b81fb957f
children a123dca8349b
comparison
equal deleted inserted replaced
137:ce7b81fb957f 138:aeddd4d533b3
876 876
877 ////////////////////////////////////////////////////////////////////////////////////////// 877 //////////////////////////////////////////////////////////////////////////////////////////
878 878
879 DValue* DtoCastClass(DValue* val, Type* _to) 879 DValue* DtoCastClass(DValue* val, Type* _to)
880 { 880 {
881 Logger::println("DtoCastClass(%s, %s)", val->getType()->toChars(), _to->toChars());
882 LOG_SCOPE;
883
881 Type* to = DtoDType(_to); 884 Type* to = DtoDType(_to);
882 if (to->ty == Tpointer) { 885 if (to->ty == Tpointer) {
883 const llvm::Type* tolltype = DtoType(_to); 886 const llvm::Type* tolltype = DtoType(_to);
884 llvm::Value* rval = DtoBitCast(val->getRVal(), tolltype); 887 llvm::Value* rval = DtoBitCast(val->getRVal(), tolltype);
885 return new DImValue(_to, rval); 888 return new DImValue(_to, rval);
890 893
891 Type* from = DtoDType(val->getType()); 894 Type* from = DtoDType(val->getType());
892 TypeClass* fc = (TypeClass*)from; 895 TypeClass* fc = (TypeClass*)from;
893 896
894 if (tc->sym->isInterfaceDeclaration()) { 897 if (tc->sym->isInterfaceDeclaration()) {
898 Logger::println("to interface");
895 if (fc->sym->isInterfaceDeclaration()) { 899 if (fc->sym->isInterfaceDeclaration()) {
900 Logger::println("from interface");
896 return DtoDynamicCastInterface(val, _to); 901 return DtoDynamicCastInterface(val, _to);
897 } 902 }
898 else { 903 else {
904 Logger::println("from object");
899 return DtoDynamicCastObject(val, _to); 905 return DtoDynamicCastObject(val, _to);
900 } 906 }
901 } 907 }
902 else { 908 else {
909 Logger::println("to object");
903 int poffset; 910 int poffset;
904 if (fc->sym->isInterfaceDeclaration()) { 911 if (fc->sym->isInterfaceDeclaration()) {
912 Logger::println("interface cast");
905 return DtoCastInterfaceToObject(val, _to); 913 return DtoCastInterfaceToObject(val, _to);
906 } 914 }
907 else if (tc->sym->isBaseOf(fc->sym,NULL)) { 915 else if (!tc->sym->isInterfaceDeclaration() && tc->sym->isBaseOf(fc->sym,NULL)) {
916 Logger::println("static down cast)");
908 const llvm::Type* tolltype = DtoType(_to); 917 const llvm::Type* tolltype = DtoType(_to);
909 llvm::Value* rval = DtoBitCast(val->getRVal(), tolltype); 918 llvm::Value* rval = DtoBitCast(val->getRVal(), tolltype);
910 return new DImValue(_to, rval); 919 return new DImValue(_to, rval);
911 } 920 }
912 else { 921 else {
922 Logger::println("dynamic up cast");
913 return DtoDynamicCastObject(val, _to); 923 return DtoDynamicCastObject(val, _to);
914 } 924 }
915 } 925 }
916 } 926 }
917 927