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comparison src/share/vm/c1/c1_Runtime1.cpp @ 5595:ea9ac81f5645

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limit log output to handle case where String object is invalid removed false assertion about graal_log* stubs not needing oop maps
author Doug Simon <doug.simon@oracle.com>
date Thu, 14 Jun 2012 12:06:44 +0200
parents 69358a2182a3
children 7d25723b7699
comparison
equal deleted inserted replaced
5594:9b85ab3d3ab7 5595:ea9ac81f5645
210 case graal_unwind_exception_call_id: 210 case graal_unwind_exception_call_id:
211 case graal_slow_subtype_check_id: 211 case graal_slow_subtype_check_id:
212 case graal_arithmetic_frem_id: 212 case graal_arithmetic_frem_id:
213 case graal_arithmetic_drem_id: 213 case graal_arithmetic_drem_id:
214 case graal_set_deopt_info_id: 214 case graal_set_deopt_info_id:
215 case graal_log_primitive_id:
216 case graal_log_object_id:
217 #endif 215 #endif
218 break; 216 break;
219 217
220 // All other stubs should have oopmaps 218 // All other stubs should have oopmaps
221 default: 219 default:
749 typeArrayOop value = java_lang_String::value(obj); 747 typeArrayOop value = java_lang_String::value(obj);
750 int offset = java_lang_String::offset(obj); 748 int offset = java_lang_String::offset(obj);
751 int length = java_lang_String::length(obj); 749 int length = java_lang_String::length(obj);
752 750
753 if (length != 0) { 751 if (length != 0) {
752 int printLength = MIN2(length, 1024);
754 if (value == NULL) { 753 if (value == NULL) {
755 // This can happen if, e.g., printing a String 754 // This can happen if, e.g., printing a String
756 // object before its initializer has been called 755 // object before its initializer has been called
757 tty->print("null"); 756 tty->print("null");
758 } else if (length < 256 - 1) { 757 } else if (printLength < 256 - 1) {
759 // Use an intermediate buffer to try and prevent interlacing of multi-threaded output 758 // Use an intermediate buffer to try and prevent interlacing of multi-threaded output
760 char buf[256]; 759 char buf[256];
761 for (int index = 0; index < length; index++) { 760 for (int index = 0; index < printLength; index++) {
762 buf[index] = value->char_at(index + offset); 761 buf[index] = value->char_at(index + offset);
763 } 762 }
764 buf[length] = 0; 763 buf[printLength] = 0;
765 tty->print("%s", buf); 764 tty->print("%s", buf);
765 if (printLength < length) {
766 tty->print("... (%d more)", length - printLength);
767 }
766 } else { 768 } else {
767 for (int index = 0; index < length; index++) { 769 for (int index = 0; index < printLength; index++) {
768 tty->print("%c", value->char_at(index + offset)); 770 tty->print("%c", value->char_at(index + offset));
771 }
772 if (printLength < length) {
773 tty->print("... (%d more)", length - printLength);
769 } 774 }
770 } 775 }
771 } 776 }
772 } 777 }
773 if (newline) { 778 if (newline) {